1 /* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.server.pm; 18 19 import static android.Manifest.permission.READ_EXTERNAL_STORAGE; 20 import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; 21 import static android.Manifest.permission.WRITE_MEDIA_STORAGE; 22 import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DEFAULT; 23 import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; 24 import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; 25 import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; 26 import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 27 import static android.content.pm.PackageManager.DELETE_KEEP_DATA; 28 import static android.content.pm.PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 29 import static android.content.pm.PackageManager.FLAG_PERMISSION_POLICY_FIXED; 30 import static android.content.pm.PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 31 import static android.content.pm.PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE; 32 import static android.content.pm.PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 33 import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_FIXED; 34 import static android.content.pm.PackageManager.FLAG_PERMISSION_USER_SET; 35 import static android.content.pm.PackageManager.INSTALL_EXTERNAL; 36 import static android.content.pm.PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 37 import static android.content.pm.PackageManager.INSTALL_FAILED_CONFLICTING_PROVIDER; 38 import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PACKAGE; 39 import static android.content.pm.PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION; 40 import static android.content.pm.PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID; 41 import static android.content.pm.PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 42 import static android.content.pm.PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 43 import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_APK; 44 import static android.content.pm.PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 45 import static android.content.pm.PackageManager.INSTALL_FAILED_MISSING_SHARED_LIBRARY; 46 import static android.content.pm.PackageManager.INSTALL_FAILED_PACKAGE_CHANGED; 47 import static android.content.pm.PackageManager.INSTALL_FAILED_REPLACE_COULDNT_DELETE; 48 import static android.content.pm.PackageManager.INSTALL_FAILED_SHARED_USER_INCOMPATIBLE; 49 import static android.content.pm.PackageManager.INSTALL_FAILED_TEST_ONLY; 50 import static android.content.pm.PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE; 51 import static android.content.pm.PackageManager.INSTALL_FAILED_USER_RESTRICTED; 52 import static android.content.pm.PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 53 import static android.content.pm.PackageManager.INSTALL_FORWARD_LOCK; 54 import static android.content.pm.PackageManager.INSTALL_INTERNAL; 55 import static android.content.pm.PackageManager.INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES; 56 import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 57 import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK; 58 import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 59 import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER; 60 import static android.content.pm.PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 61 import static android.content.pm.PackageManager.MATCH_ALL; 62 import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 63 import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; 64 import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; 65 import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS; 66 import static android.content.pm.PackageManager.MATCH_FACTORY_ONLY; 67 import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; 68 import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; 69 import static android.content.pm.PackageManager.MOVE_FAILED_DEVICE_ADMIN; 70 import static android.content.pm.PackageManager.MOVE_FAILED_DOESNT_EXIST; 71 import static android.content.pm.PackageManager.MOVE_FAILED_INTERNAL_ERROR; 72 import static android.content.pm.PackageManager.MOVE_FAILED_OPERATION_PENDING; 73 import static android.content.pm.PackageManager.MOVE_FAILED_SYSTEM_PACKAGE; 74 import static android.content.pm.PackageManager.PERMISSION_DENIED; 75 import static android.content.pm.PackageManager.PERMISSION_GRANTED; 76 import static android.content.pm.PackageParser.PARSE_IS_PRIVILEGED; 77 import static android.content.pm.PackageParser.isApkFile; 78 import static android.os.Trace.TRACE_TAG_PACKAGE_MANAGER; 79 import static android.system.OsConstants.O_CREAT; 80 import static android.system.OsConstants.O_RDWR; 81 82 import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_MANAGED_PROFILE; 83 import static com.android.internal.app.IntentForwarderActivity.FORWARD_INTENT_TO_PARENT; 84 import static com.android.internal.content.NativeLibraryHelper.LIB64_DIR_NAME; 85 import static com.android.internal.content.NativeLibraryHelper.LIB_DIR_NAME; 86 import static com.android.internal.util.ArrayUtils.appendInt; 87 import static com.android.server.pm.Installer.DEXOPT_PUBLIC; 88 import static com.android.server.pm.InstructionSets.getAppDexInstructionSets; 89 import static com.android.server.pm.InstructionSets.getDexCodeInstructionSet; 90 import static com.android.server.pm.InstructionSets.getDexCodeInstructionSets; 91 import static com.android.server.pm.InstructionSets.getPreferredInstructionSet; 92 import static com.android.server.pm.InstructionSets.getPrimaryInstructionSet; 93 import static com.android.server.pm.PackageManagerServiceCompilerMapping.getCompilerFilterForReason; 94 import static com.android.server.pm.PackageManagerServiceCompilerMapping.getFullCompilerFilter; 95 import static com.android.server.pm.PackageManagerServiceCompilerMapping.getNonProfileGuidedCompilerFilter; 96 import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_FAILURE; 97 import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS; 98 import static com.android.server.pm.PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED; 99 100 import android.Manifest; 101 import android.annotation.NonNull; 102 import android.annotation.Nullable; 103 import android.app.ActivityManager; 104 import android.app.ActivityManagerNative; 105 import android.app.IActivityManager; 106 import android.app.ResourcesManager; 107 import android.app.admin.IDevicePolicyManager; 108 import android.app.admin.SecurityLog; 109 import android.app.backup.IBackupManager; 110 import android.content.BroadcastReceiver; 111 import android.content.ComponentName; 112 import android.content.ContentResolver; 113 import android.content.Context; 114 import android.content.IIntentReceiver; 115 import android.content.Intent; 116 import android.content.IntentFilter; 117 import android.content.IntentSender; 118 import android.content.IntentSender.SendIntentException; 119 import android.content.ServiceConnection; 120 import android.content.pm.ActivityInfo; 121 import android.content.pm.ApplicationInfo; 122 import android.content.pm.AppsQueryHelper; 123 import android.content.pm.ComponentInfo; 124 import android.content.pm.EphemeralApplicationInfo; 125 import android.content.pm.EphemeralResolveInfo; 126 import android.content.pm.EphemeralResolveInfo.EphemeralDigest; 127 import android.content.pm.EphemeralResolveInfo.EphemeralResolveIntentInfo; 128 import android.content.pm.FeatureInfo; 129 import android.content.pm.IOnPermissionsChangeListener; 130 import android.content.pm.IPackageDataObserver; 131 import android.content.pm.IPackageDeleteObserver; 132 import android.content.pm.IPackageDeleteObserver2; 133 import android.content.pm.IPackageInstallObserver2; 134 import android.content.pm.IPackageInstaller; 135 import android.content.pm.IPackageManager; 136 import android.content.pm.IPackageMoveObserver; 137 import android.content.pm.IPackageStatsObserver; 138 import android.content.pm.InstrumentationInfo; 139 import android.content.pm.IntentFilterVerificationInfo; 140 import android.content.pm.KeySet; 141 import android.content.pm.PackageCleanItem; 142 import android.content.pm.PackageInfo; 143 import android.content.pm.PackageInfoLite; 144 import android.content.pm.PackageInstaller; 145 import android.content.pm.PackageManager; 146 import android.content.pm.PackageManager.LegacyPackageDeleteObserver; 147 import android.content.pm.PackageManagerInternal; 148 import android.content.pm.PackageParser; 149 import android.content.pm.PackageParser.ActivityIntentInfo; 150 import android.content.pm.PackageParser.PackageLite; 151 import android.content.pm.PackageParser.PackageParserException; 152 import android.content.pm.PackageStats; 153 import android.content.pm.PackageUserState; 154 import android.content.pm.ParceledListSlice; 155 import android.content.pm.PermissionGroupInfo; 156 import android.content.pm.PermissionInfo; 157 import android.content.pm.ProviderInfo; 158 import android.content.pm.ResolveInfo; 159 import android.content.pm.ServiceInfo; 160 import android.content.pm.Signature; 161 import android.content.pm.UserInfo; 162 import android.content.pm.VerifierDeviceIdentity; 163 import android.content.pm.VerifierInfo; 164 import android.content.res.Resources; 165 import android.graphics.Bitmap; 166 import android.hardware.display.DisplayManager; 167 import android.net.Uri; 168 import android.os.Binder; 169 import android.os.Build; 170 import android.os.Bundle; 171 import android.os.Debug; 172 import android.os.Environment; 173 import android.os.Environment.UserEnvironment; 174 import android.os.FileUtils; 175 import android.os.Handler; 176 import android.os.IBinder; 177 import android.os.Looper; 178 import android.os.Message; 179 import android.os.Parcel; 180 import android.os.ParcelFileDescriptor; 181 import android.os.PatternMatcher; 182 import android.os.Process; 183 import android.os.RemoteCallbackList; 184 import android.os.RemoteException; 185 import android.os.ResultReceiver; 186 import android.os.SELinux; 187 import android.os.ServiceManager; 188 import android.os.SystemClock; 189 import android.os.SystemProperties; 190 import android.os.Trace; 191 import android.os.UserHandle; 192 import android.os.UserManager; 193 import android.os.UserManagerInternal; 194 import android.os.storage.IMountService; 195 import android.os.storage.MountServiceInternal; 196 import android.os.storage.StorageEventListener; 197 import android.os.storage.StorageManager; 198 import android.os.storage.VolumeInfo; 199 import android.os.storage.VolumeRecord; 200 import android.provider.Settings.Global; 201 import android.provider.Settings.Secure; 202 import android.security.KeyStore; 203 import android.security.SystemKeyStore; 204 import android.system.ErrnoException; 205 import android.system.Os; 206 import android.text.TextUtils; 207 import android.text.format.DateUtils; 208 import android.util.ArrayMap; 209 import android.util.ArraySet; 210 import android.util.DisplayMetrics; 211 import android.util.EventLog; 212 import android.util.ExceptionUtils; 213 import android.util.Log; 214 import android.util.LogPrinter; 215 import android.util.MathUtils; 216 import android.util.Pair; 217 import android.util.PrintStreamPrinter; 218 import android.util.Slog; 219 import android.util.SparseArray; 220 import android.util.SparseBooleanArray; 221 import android.util.SparseIntArray; 222 import android.util.Xml; 223 import android.util.jar.StrictJarFile; 224 import android.view.Display; 225 226 import com.android.internal.R; 227 import com.android.internal.annotations.GuardedBy; 228 import com.android.internal.app.IMediaContainerService; 229 import com.android.internal.app.ResolverActivity; 230 import com.android.internal.content.NativeLibraryHelper; 231 import com.android.internal.content.PackageHelper; 232 import com.android.internal.logging.MetricsLogger; 233 import com.android.internal.os.IParcelFileDescriptorFactory; 234 import com.android.internal.os.InstallerConnection.InstallerException; 235 import com.android.internal.os.SomeArgs; 236 import com.android.internal.os.Zygote; 237 import com.android.internal.telephony.CarrierAppUtils; 238 import com.android.internal.util.ArrayUtils; 239 import com.android.internal.util.FastPrintWriter; 240 import com.android.internal.util.FastXmlSerializer; 241 import com.android.internal.util.IndentingPrintWriter; 242 import com.android.internal.util.Preconditions; 243 import com.android.internal.util.XmlUtils; 244 import com.android.server.AttributeCache; 245 import com.android.server.EventLogTags; 246 import com.android.server.FgThread; 247 import com.android.server.IntentResolver; 248 import com.android.server.LocalServices; 249 import com.android.server.ServiceThread; 250 import com.android.server.SystemConfig; 251 import com.android.server.Watchdog; 252 import com.android.server.net.NetworkPolicyManagerInternal; 253 import com.android.server.pm.PermissionsState.PermissionState; 254 import com.android.server.pm.Settings.DatabaseVersion; 255 import com.android.server.pm.Settings.VersionInfo; 256 import com.android.server.storage.DeviceStorageMonitorInternal; 257 258 import dalvik.system.CloseGuard; 259 import dalvik.system.DexFile; 260 import dalvik.system.VMRuntime; 261 262 import libcore.io.IoUtils; 263 import libcore.util.EmptyArray; 264 265 import org.xmlpull.v1.XmlPullParser; 266 import org.xmlpull.v1.XmlPullParserException; 267 import org.xmlpull.v1.XmlSerializer; 268 269 import java.io.BufferedOutputStream; 270 import java.io.BufferedReader; 271 import java.io.ByteArrayInputStream; 272 import java.io.ByteArrayOutputStream; 273 import java.io.File; 274 import java.io.FileDescriptor; 275 import java.io.FileInputStream; 276 import java.io.FileNotFoundException; 277 import java.io.FileOutputStream; 278 import java.io.FileReader; 279 import java.io.FilenameFilter; 280 import java.io.IOException; 281 import java.io.PrintWriter; 282 import java.nio.charset.StandardCharsets; 283 import java.security.DigestInputStream; 284 import java.security.MessageDigest; 285 import java.security.NoSuchAlgorithmException; 286 import java.security.PublicKey; 287 import java.security.cert.Certificate; 288 import java.security.cert.CertificateEncodingException; 289 import java.security.cert.CertificateException; 290 import java.text.SimpleDateFormat; 291 import java.util.ArrayList; 292 import java.util.Arrays; 293 import java.util.Collection; 294 import java.util.Collections; 295 import java.util.Comparator; 296 import java.util.Date; 297 import java.util.HashSet; 298 import java.util.Iterator; 299 import java.util.List; 300 import java.util.Map; 301 import java.util.Objects; 302 import java.util.Set; 303 import java.util.concurrent.CountDownLatch; 304 import java.util.concurrent.TimeUnit; 305 import java.util.concurrent.atomic.AtomicBoolean; 306 import java.util.concurrent.atomic.AtomicInteger; 307 308 /** 309 * Keep track of all those APKs everywhere. 310 * <p> 311 * Internally there are two important locks: 312 * <ul> 313 * <li>{@link #mPackages} is used to guard all in-memory parsed package details 314 * and other related state. It is a fine-grained lock that should only be held 315 * momentarily, as it's one of the most contended locks in the system. 316 * <li>{@link #mInstallLock} is used to guard all {@code installd} access, whose 317 * operations typically involve heavy lifting of application data on disk. Since 318 * {@code installd} is single-threaded, and it's operations can often be slow, 319 * this lock should never be acquired while already holding {@link #mPackages}. 320 * Conversely, it's safe to acquire {@link #mPackages} momentarily while already 321 * holding {@link #mInstallLock}. 322 * </ul> 323 * Many internal methods rely on the caller to hold the appropriate locks, and 324 * this contract is expressed through method name suffixes: 325 * <ul> 326 * <li>fooLI(): the caller must hold {@link #mInstallLock} 327 * <li>fooLIF(): the caller must hold {@link #mInstallLock} and the package 328 * being modified must be frozen 329 * <li>fooLPr(): the caller must hold {@link #mPackages} for reading 330 * <li>fooLPw(): the caller must hold {@link #mPackages} for writing 331 * </ul> 332 * <p> 333 * Because this class is very central to the platform's security; please run all 334 * CTS and unit tests whenever making modifications: 335 * 336 * <pre> 337 * $ runtest -c android.content.pm.PackageManagerTests frameworks-core 338 * $ cts-tradefed run commandAndExit cts -m AppSecurityTests 339 * </pre> 340 */ 341 public class PackageManagerService extends IPackageManager.Stub { 342 static final String TAG = "PackageManager"; 343 static final boolean DEBUG_SETTINGS = false; 344 static final boolean DEBUG_PREFERRED = false; 345 static final boolean DEBUG_UPGRADE = false; 346 static final boolean DEBUG_DOMAIN_VERIFICATION = false; 347 private static final boolean DEBUG_BACKUP = false; 348 private static final boolean DEBUG_INSTALL = false; 349 private static final boolean DEBUG_REMOVE = false; 350 private static final boolean DEBUG_BROADCASTS = false; 351 private static final boolean DEBUG_SHOW_INFO = false; 352 private static final boolean DEBUG_PACKAGE_INFO = false; 353 private static final boolean DEBUG_INTENT_MATCHING = false; 354 private static final boolean DEBUG_PACKAGE_SCANNING = false; 355 private static final boolean DEBUG_VERIFY = false; 356 private static final boolean DEBUG_FILTERS = false; 357 358 // Debug output for dexopting. This is shared between PackageManagerService, OtaDexoptService 359 // and PackageDexOptimizer. All these classes have their own flag to allow switching a single 360 // user, but by default initialize to this. 361 static final boolean DEBUG_DEXOPT = false; 362 363 private static final boolean DEBUG_ABI_SELECTION = false; 364 private static final boolean DEBUG_EPHEMERAL = Build.IS_DEBUGGABLE; 365 private static final boolean DEBUG_TRIAGED_MISSING = false; 366 private static final boolean DEBUG_APP_DATA = false; 367 368 static final boolean CLEAR_RUNTIME_PERMISSIONS_ON_UPGRADE = false; 369 370 private static final boolean DISABLE_EPHEMERAL_APPS = false; 371 private static final boolean HIDE_EPHEMERAL_APIS = true; 372 373 private static final int RADIO_UID = Process.PHONE_UID; 374 private static final int LOG_UID = Process.LOG_UID; 375 private static final int NFC_UID = Process.NFC_UID; 376 private static final int BLUETOOTH_UID = Process.BLUETOOTH_UID; 377 private static final int SHELL_UID = Process.SHELL_UID; 378 379 // Cap the size of permission trees that 3rd party apps can define 380 private static final int MAX_PERMISSION_TREE_FOOTPRINT = 32768; // characters of text 381 382 // Suffix used during package installation when copying/moving 383 // package apks to install directory. 384 private static final String INSTALL_PACKAGE_SUFFIX = "-"; 385 386 static final int SCAN_NO_DEX = 1<<1; 387 static final int SCAN_FORCE_DEX = 1<<2; 388 static final int SCAN_UPDATE_SIGNATURE = 1<<3; 389 static final int SCAN_NEW_INSTALL = 1<<4; 390 static final int SCAN_NO_PATHS = 1<<5; 391 static final int SCAN_UPDATE_TIME = 1<<6; 392 static final int SCAN_DEFER_DEX = 1<<7; 393 static final int SCAN_BOOTING = 1<<8; 394 static final int SCAN_TRUSTED_OVERLAY = 1<<9; 395 static final int SCAN_DELETE_DATA_ON_FAILURES = 1<<10; 396 static final int SCAN_REPLACING = 1<<11; 397 static final int SCAN_REQUIRE_KNOWN = 1<<12; 398 static final int SCAN_MOVE = 1<<13; 399 static final int SCAN_INITIAL = 1<<14; 400 static final int SCAN_CHECK_ONLY = 1<<15; 401 static final int SCAN_DONT_KILL_APP = 1<<17; 402 static final int SCAN_IGNORE_FROZEN = 1<<18; 403 404 static final int REMOVE_CHATTY = 1<<16; 405 406 private static final int[] EMPTY_INT_ARRAY = new int[0]; 407 408 /** 409 * Timeout (in milliseconds) after which the watchdog should declare that 410 * our handler thread is wedged. The usual default for such things is one 411 * minute but we sometimes do very lengthy I/O operations on this thread, 412 * such as installing multi-gigabyte applications, so ours needs to be longer. 413 */ 414 private static final long WATCHDOG_TIMEOUT = 1000*60*10; // ten minutes 415 416 /** 417 * Wall-clock timeout (in milliseconds) after which we *require* that an fstrim 418 * be run on this device. We use the value in the Settings.Global.MANDATORY_FSTRIM_INTERVAL 419 * settings entry if available, otherwise we use the hardcoded default. If it's been 420 * more than this long since the last fstrim, we force one during the boot sequence. 421 * 422 * This backstops other fstrim scheduling: if the device is alive at midnight+idle, 423 * one gets run at the next available charging+idle time. This final mandatory 424 * no-fstrim check kicks in only of the other scheduling criteria is never met. 425 */ 426 private static final long DEFAULT_MANDATORY_FSTRIM_INTERVAL = 3 * DateUtils.DAY_IN_MILLIS; 427 428 /** 429 * Whether verification is enabled by default. 430 */ 431 private static final boolean DEFAULT_VERIFY_ENABLE = true; 432 433 /** 434 * The default maximum time to wait for the verification agent to return in 435 * milliseconds. 436 */ 437 private static final long DEFAULT_VERIFICATION_TIMEOUT = 10 * 1000; 438 439 /** 440 * The default response for package verification timeout. 441 * 442 * This can be either PackageManager.VERIFICATION_ALLOW or 443 * PackageManager.VERIFICATION_REJECT. 444 */ 445 private static final int DEFAULT_VERIFICATION_RESPONSE = PackageManager.VERIFICATION_ALLOW; 446 447 static final String PLATFORM_PACKAGE_NAME = "android"; 448 449 static final String DEFAULT_CONTAINER_PACKAGE = "com.android.defcontainer"; 450 451 static final ComponentName DEFAULT_CONTAINER_COMPONENT = new ComponentName( 452 DEFAULT_CONTAINER_PACKAGE, 453 "com.android.defcontainer.DefaultContainerService"); 454 455 private static final String KILL_APP_REASON_GIDS_CHANGED = 456 "permission grant or revoke changed gids"; 457 458 private static final String KILL_APP_REASON_PERMISSIONS_REVOKED = 459 "permissions revoked"; 460 461 private static final String PACKAGE_MIME_TYPE = "application/vnd.android.package-archive"; 462 463 private static final String PACKAGE_SCHEME = "package"; 464 465 private static final String VENDOR_OVERLAY_DIR = "/vendor/overlay"; 466 467 private static int DEFAULT_EPHEMERAL_HASH_PREFIX_MASK = 0xFFFFF000; 468 private static int DEFAULT_EPHEMERAL_HASH_PREFIX_COUNT = 5; 469 470 /** Permission grant: not grant the permission. */ 471 private static final int GRANT_DENIED = 1; 472 473 /** Permission grant: grant the permission as an install permission. */ 474 private static final int GRANT_INSTALL = 2; 475 476 /** Permission grant: grant the permission as a runtime one. */ 477 private static final int GRANT_RUNTIME = 3; 478 479 /** Permission grant: grant as runtime a permission that was granted as an install time one. */ 480 private static final int GRANT_UPGRADE = 4; 481 482 /** Canonical intent used to identify what counts as a "web browser" app */ 483 private static final Intent sBrowserIntent; 484 static { 485 sBrowserIntent = new Intent(); 486 sBrowserIntent.setAction(Intent.ACTION_VIEW); 487 sBrowserIntent.addCategory(Intent.CATEGORY_BROWSABLE); 488 sBrowserIntent.setData(Uri.parse("http:")); 489 } 490 491 /** 492 * The set of all protected actions [i.e. those actions for which a high priority 493 * intent filter is disallowed]. 494 */ 495 private static final Set<String> PROTECTED_ACTIONS = new ArraySet<>(); 496 static { 497 PROTECTED_ACTIONS.add(Intent.ACTION_SEND); 498 PROTECTED_ACTIONS.add(Intent.ACTION_SENDTO); 499 PROTECTED_ACTIONS.add(Intent.ACTION_SEND_MULTIPLE); 500 PROTECTED_ACTIONS.add(Intent.ACTION_VIEW); 501 } 502 503 // Compilation reasons. 504 public static final int REASON_FIRST_BOOT = 0; 505 public static final int REASON_BOOT = 1; 506 public static final int REASON_INSTALL = 2; 507 public static final int REASON_BACKGROUND_DEXOPT = 3; 508 public static final int REASON_AB_OTA = 4; 509 public static final int REASON_NON_SYSTEM_LIBRARY = 5; 510 public static final int REASON_SHARED_APK = 6; 511 public static final int REASON_FORCED_DEXOPT = 7; 512 public static final int REASON_CORE_APP = 8; 513 514 public static final int REASON_LAST = REASON_CORE_APP; 515 516 /** Special library name that skips shared libraries check during compilation. */ 517 private static final String SKIP_SHARED_LIBRARY_CHECK = "&"; 518 519 final ServiceThread mHandlerThread; 520 521 final PackageHandler mHandler; 522 523 private final ProcessLoggingHandler mProcessLoggingHandler; 524 525 /** 526 * Messages for {@link #mHandler} that need to wait for system ready before 527 * being dispatched. 528 */ 529 private ArrayList<Message> mPostSystemReadyMessages; 530 531 final int mSdkVersion = Build.VERSION.SDK_INT; 532 533 final Context mContext; 534 final boolean mFactoryTest; 535 final boolean mOnlyCore; 536 final DisplayMetrics mMetrics; 537 final int mDefParseFlags; 538 final String[] mSeparateProcesses; 539 final boolean mIsUpgrade; 540 final boolean mIsPreNUpgrade; 541 final boolean mIsPreNMR1Upgrade; 542 543 @GuardedBy("mPackages") 544 private boolean mDexOptDialogShown; 545 546 /** The location for ASEC container files on internal storage. */ 547 final String mAsecInternalPath; 548 549 // Used for privilege escalation. MUST NOT BE CALLED WITH mPackages 550 // LOCK HELD. Can be called with mInstallLock held. 551 @GuardedBy("mInstallLock") 552 final Installer mInstaller; 553 554 /** Directory where installed third-party apps stored */ 555 final File mAppInstallDir; 556 final File mEphemeralInstallDir; 557 558 /** 559 * Directory to which applications installed internally have their 560 * 32 bit native libraries copied. 561 */ 562 private File mAppLib32InstallDir; 563 564 // Directory containing the private parts (e.g. code and non-resource assets) of forward-locked 565 // apps. 566 final File mDrmAppPrivateInstallDir; 567 568 // ---------------------------------------------------------------- 569 570 // Lock for state used when installing and doing other long running 571 // operations. Methods that must be called with this lock held have 572 // the suffix "LI". 573 final Object mInstallLock = new Object(); 574 575 // ---------------------------------------------------------------- 576 577 // Keys are String (package name), values are Package. This also serves 578 // as the lock for the global state. Methods that must be called with 579 // this lock held have the prefix "LP". 580 @GuardedBy("mPackages") 581 final ArrayMap<String, PackageParser.Package> mPackages = 582 new ArrayMap<String, PackageParser.Package>(); 583 584 final ArrayMap<String, Set<String>> mKnownCodebase = 585 new ArrayMap<String, Set<String>>(); 586 587 // Tracks available target package names -> overlay package paths. 588 final ArrayMap<String, ArrayMap<String, PackageParser.Package>> mOverlays = 589 new ArrayMap<String, ArrayMap<String, PackageParser.Package>>(); 590 591 /** 592 * Tracks new system packages [received in an OTA] that we expect to 593 * find updated user-installed versions. Keys are package name, values 594 * are package location. 595 */ 596 final private ArrayMap<String, File> mExpectingBetter = new ArrayMap<>(); 597 /** 598 * Tracks high priority intent filters for protected actions. During boot, certain 599 * filter actions are protected and should never be allowed to have a high priority 600 * intent filter for them. However, there is one, and only one exception -- the 601 * setup wizard. It must be able to define a high priority intent filter for these 602 * actions to ensure there are no escapes from the wizard. We need to delay processing 603 * of these during boot as we need to look at all of the system packages in order 604 * to know which component is the setup wizard. 605 */ 606 private final List<PackageParser.ActivityIntentInfo> mProtectedFilters = new ArrayList<>(); 607 /** 608 * Whether or not processing protected filters should be deferred. 609 */ 610 private boolean mDeferProtectedFilters = true; 611 612 /** 613 * Tracks existing system packages prior to receiving an OTA. Keys are package name. 614 */ 615 final private ArraySet<String> mExistingSystemPackages = new ArraySet<>(); 616 /** 617 * Whether or not system app permissions should be promoted from install to runtime. 618 */ 619 boolean mPromoteSystemApps; 620 621 @GuardedBy("mPackages") 622 final Settings mSettings; 623 624 /** 625 * Set of package names that are currently "frozen", which means active 626 * surgery is being done on the code/data for that package. The platform 627 * will refuse to launch frozen packages to avoid race conditions. 628 * 629 * @see PackageFreezer 630 */ 631 @GuardedBy("mPackages") 632 final ArraySet<String> mFrozenPackages = new ArraySet<>(); 633 634 final ProtectedPackages mProtectedPackages; 635 636 boolean mFirstBoot; 637 638 // System configuration read by SystemConfig. 639 final int[] mGlobalGids; 640 final SparseArray<ArraySet<String>> mSystemPermissions; 641 final ArrayMap<String, FeatureInfo> mAvailableFeatures; 642 643 // If mac_permissions.xml was found for seinfo labeling. 644 boolean mFoundPolicyFile; 645 646 private final EphemeralApplicationRegistry mEphemeralApplicationRegistry; 647 648 public static final class SharedLibraryEntry { 649 public final String path; 650 public final String apk; 651 652 SharedLibraryEntry(String _path, String _apk) { 653 path = _path; 654 apk = _apk; 655 } 656 } 657 658 // Currently known shared libraries. 659 final ArrayMap<String, SharedLibraryEntry> mSharedLibraries = 660 new ArrayMap<String, SharedLibraryEntry>(); 661 662 // All available activities, for your resolving pleasure. 663 final ActivityIntentResolver mActivities = 664 new ActivityIntentResolver(); 665 666 // All available receivers, for your resolving pleasure. 667 final ActivityIntentResolver mReceivers = 668 new ActivityIntentResolver(); 669 670 // All available services, for your resolving pleasure. 671 final ServiceIntentResolver mServices = new ServiceIntentResolver(); 672 673 // All available providers, for your resolving pleasure. 674 final ProviderIntentResolver mProviders = new ProviderIntentResolver(); 675 676 // Mapping from provider base names (first directory in content URI codePath) 677 // to the provider information. 678 final ArrayMap<String, PackageParser.Provider> mProvidersByAuthority = 679 new ArrayMap<String, PackageParser.Provider>(); 680 681 // Mapping from instrumentation class names to info about them. 682 final ArrayMap<ComponentName, PackageParser.Instrumentation> mInstrumentation = 683 new ArrayMap<ComponentName, PackageParser.Instrumentation>(); 684 685 // Mapping from permission names to info about them. 686 final ArrayMap<String, PackageParser.PermissionGroup> mPermissionGroups = 687 new ArrayMap<String, PackageParser.PermissionGroup>(); 688 689 // Packages whose data we have transfered into another package, thus 690 // should no longer exist. 691 final ArraySet<String> mTransferedPackages = new ArraySet<String>(); 692 693 // Broadcast actions that are only available to the system. 694 final ArraySet<String> mProtectedBroadcasts = new ArraySet<String>(); 695 696 /** List of packages waiting for verification. */ 697 final SparseArray<PackageVerificationState> mPendingVerification 698 = new SparseArray<PackageVerificationState>(); 699 700 /** Set of packages associated with each app op permission. */ 701 final ArrayMap<String, ArraySet<String>> mAppOpPermissionPackages = new ArrayMap<>(); 702 703 final PackageInstallerService mInstallerService; 704 705 private final PackageDexOptimizer mPackageDexOptimizer; 706 707 private AtomicInteger mNextMoveId = new AtomicInteger(); 708 private final MoveCallbacks mMoveCallbacks; 709 710 private final OnPermissionChangeListeners mOnPermissionChangeListeners; 711 712 // Cache of users who need badging. 713 SparseBooleanArray mUserNeedsBadging = new SparseBooleanArray(); 714 715 /** Token for keys in mPendingVerification. */ 716 private int mPendingVerificationToken = 0; 717 718 volatile boolean mSystemReady; 719 volatile boolean mSafeMode; 720 volatile boolean mHasSystemUidErrors; 721 722 ApplicationInfo mAndroidApplication; 723 final ActivityInfo mResolveActivity = new ActivityInfo(); 724 final ResolveInfo mResolveInfo = new ResolveInfo(); 725 ComponentName mResolveComponentName; 726 PackageParser.Package mPlatformPackage; 727 ComponentName mCustomResolverComponentName; 728 729 boolean mResolverReplaced = false; 730 731 private final @Nullable ComponentName mIntentFilterVerifierComponent; 732 private final @Nullable IntentFilterVerifier<ActivityIntentInfo> mIntentFilterVerifier; 733 734 private int mIntentFilterVerificationToken = 0; 735 736 /** Component that knows whether or not an ephemeral application exists */ 737 final ComponentName mEphemeralResolverComponent; 738 /** The service connection to the ephemeral resolver */ 739 final EphemeralResolverConnection mEphemeralResolverConnection; 740 741 /** Component used to install ephemeral applications */ 742 final ComponentName mEphemeralInstallerComponent; 743 final ActivityInfo mEphemeralInstallerActivity = new ActivityInfo(); 744 final ResolveInfo mEphemeralInstallerInfo = new ResolveInfo(); 745 746 final SparseArray<IntentFilterVerificationState> mIntentFilterVerificationStates 747 = new SparseArray<IntentFilterVerificationState>(); 748 749 final DefaultPermissionGrantPolicy mDefaultPermissionPolicy; 750 751 // List of packages names to keep cached, even if they are uninstalled for all users 752 private List<String> mKeepUninstalledPackages; 753 754 private UserManagerInternal mUserManagerInternal; 755 756 private static class IFVerificationParams { 757 PackageParser.Package pkg; 758 boolean replacing; 759 int userId; 760 int verifierUid; 761 762 public IFVerificationParams(PackageParser.Package _pkg, boolean _replacing, 763 int _userId, int _verifierUid) { 764 pkg = _pkg; 765 replacing = _replacing; 766 userId = _userId; 767 replacing = _replacing; 768 verifierUid = _verifierUid; 769 } 770 } 771 772 private interface IntentFilterVerifier<T extends IntentFilter> { 773 boolean addOneIntentFilterVerification(int verifierId, int userId, int verificationId, 774 T filter, String packageName); 775 void startVerifications(int userId); 776 void receiveVerificationResponse(int verificationId); 777 } 778 779 private class IntentVerifierProxy implements IntentFilterVerifier<ActivityIntentInfo> { 780 private Context mContext; 781 private ComponentName mIntentFilterVerifierComponent; 782 private ArrayList<Integer> mCurrentIntentFilterVerifications = new ArrayList<Integer>(); 783 784 public IntentVerifierProxy(Context context, ComponentName verifierComponent) { 785 mContext = context; 786 mIntentFilterVerifierComponent = verifierComponent; 787 } 788 789 private String getDefaultScheme() { 790 return IntentFilter.SCHEME_HTTPS; 791 } 792 793 @Override 794 public void startVerifications(int userId) { 795 // Launch verifications requests 796 int count = mCurrentIntentFilterVerifications.size(); 797 for (int n=0; n<count; n++) { 798 int verificationId = mCurrentIntentFilterVerifications.get(n); 799 final IntentFilterVerificationState ivs = 800 mIntentFilterVerificationStates.get(verificationId); 801 802 String packageName = ivs.getPackageName(); 803 804 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 805 final int filterCount = filters.size(); 806 ArraySet<String> domainsSet = new ArraySet<>(); 807 for (int m=0; m<filterCount; m++) { 808 PackageParser.ActivityIntentInfo filter = filters.get(m); 809 domainsSet.addAll(filter.getHostsList()); 810 } 811 ArrayList<String> domainsList = new ArrayList<>(domainsSet); 812 synchronized (mPackages) { 813 if (mSettings.createIntentFilterVerificationIfNeededLPw( 814 packageName, domainsList) != null) { 815 scheduleWriteSettingsLocked(); 816 } 817 } 818 sendVerificationRequest(userId, verificationId, ivs); 819 } 820 mCurrentIntentFilterVerifications.clear(); 821 } 822 823 private void sendVerificationRequest(int userId, int verificationId, 824 IntentFilterVerificationState ivs) { 825 826 Intent verificationIntent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 827 verificationIntent.putExtra( 828 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_ID, 829 verificationId); 830 verificationIntent.putExtra( 831 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_URI_SCHEME, 832 getDefaultScheme()); 833 verificationIntent.putExtra( 834 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_HOSTS, 835 ivs.getHostsString()); 836 verificationIntent.putExtra( 837 PackageManager.EXTRA_INTENT_FILTER_VERIFICATION_PACKAGE_NAME, 838 ivs.getPackageName()); 839 verificationIntent.setComponent(mIntentFilterVerifierComponent); 840 verificationIntent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 841 842 UserHandle user = new UserHandle(userId); 843 mContext.sendBroadcastAsUser(verificationIntent, user); 844 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 845 "Sending IntentFilter verification broadcast"); 846 } 847 848 public void receiveVerificationResponse(int verificationId) { 849 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 850 851 final boolean verified = ivs.isVerified(); 852 853 ArrayList<PackageParser.ActivityIntentInfo> filters = ivs.getFilters(); 854 final int count = filters.size(); 855 if (DEBUG_DOMAIN_VERIFICATION) { 856 Slog.i(TAG, "Received verification response " + verificationId 857 + " for " + count + " filters, verified=" + verified); 858 } 859 for (int n=0; n<count; n++) { 860 PackageParser.ActivityIntentInfo filter = filters.get(n); 861 filter.setVerified(verified); 862 863 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "IntentFilter " + filter.toString() 864 + " verified with result:" + verified + " and hosts:" 865 + ivs.getHostsString()); 866 } 867 868 mIntentFilterVerificationStates.remove(verificationId); 869 870 final String packageName = ivs.getPackageName(); 871 IntentFilterVerificationInfo ivi = null; 872 873 synchronized (mPackages) { 874 ivi = mSettings.getIntentFilterVerificationLPr(packageName); 875 } 876 if (ivi == null) { 877 Slog.w(TAG, "IntentFilterVerificationInfo not found for verificationId:" 878 + verificationId + " packageName:" + packageName); 879 return; 880 } 881 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 882 "Updating IntentFilterVerificationInfo for package " + packageName 883 +" verificationId:" + verificationId); 884 885 synchronized (mPackages) { 886 if (verified) { 887 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS); 888 } else { 889 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK); 890 } 891 scheduleWriteSettingsLocked(); 892 893 final int userId = ivs.getUserId(); 894 if (userId != UserHandle.USER_ALL) { 895 final int userStatus = 896 mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 897 898 int updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED; 899 boolean needUpdate = false; 900 901 // We cannot override the STATUS_ALWAYS / STATUS_NEVER states if they have 902 // already been set by the User thru the Disambiguation dialog 903 switch (userStatus) { 904 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 905 if (verified) { 906 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 907 } else { 908 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK; 909 } 910 needUpdate = true; 911 break; 912 913 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 914 if (verified) { 915 updatedStatus = INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS; 916 needUpdate = true; 917 } 918 break; 919 920 default: 921 // Nothing to do 922 } 923 924 if (needUpdate) { 925 mSettings.updateIntentFilterVerificationStatusLPw( 926 packageName, updatedStatus, userId); 927 scheduleWritePackageRestrictionsLocked(userId); 928 } 929 } 930 } 931 } 932 933 @Override 934 public boolean addOneIntentFilterVerification(int verifierUid, int userId, int verificationId, 935 ActivityIntentInfo filter, String packageName) { 936 if (!hasValidDomains(filter)) { 937 return false; 938 } 939 IntentFilterVerificationState ivs = mIntentFilterVerificationStates.get(verificationId); 940 if (ivs == null) { 941 ivs = createDomainVerificationState(verifierUid, userId, verificationId, 942 packageName); 943 } 944 if (DEBUG_DOMAIN_VERIFICATION) { 945 Slog.d(TAG, "Adding verification filter for " + packageName + ": " + filter); 946 } 947 ivs.addFilter(filter); 948 return true; 949 } 950 951 private IntentFilterVerificationState createDomainVerificationState(int verifierUid, 952 int userId, int verificationId, String packageName) { 953 IntentFilterVerificationState ivs = new IntentFilterVerificationState( 954 verifierUid, userId, packageName); 955 ivs.setPendingState(); 956 synchronized (mPackages) { 957 mIntentFilterVerificationStates.append(verificationId, ivs); 958 mCurrentIntentFilterVerifications.add(verificationId); 959 } 960 return ivs; 961 } 962 } 963 964 private static boolean hasValidDomains(ActivityIntentInfo filter) { 965 return filter.hasCategory(Intent.CATEGORY_BROWSABLE) 966 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 967 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS)); 968 } 969 970 // Set of pending broadcasts for aggregating enable/disable of components. 971 static class PendingPackageBroadcasts { 972 // for each user id, a map of <package name -> components within that package> 973 final SparseArray<ArrayMap<String, ArrayList<String>>> mUidMap; 974 975 public PendingPackageBroadcasts() { 976 mUidMap = new SparseArray<ArrayMap<String, ArrayList<String>>>(2); 977 } 978 979 public ArrayList<String> get(int userId, String packageName) { 980 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 981 return packages.get(packageName); 982 } 983 984 public void put(int userId, String packageName, ArrayList<String> components) { 985 ArrayMap<String, ArrayList<String>> packages = getOrAllocate(userId); 986 packages.put(packageName, components); 987 } 988 989 public void remove(int userId, String packageName) { 990 ArrayMap<String, ArrayList<String>> packages = mUidMap.get(userId); 991 if (packages != null) { 992 packages.remove(packageName); 993 } 994 } 995 996 public void remove(int userId) { 997 mUidMap.remove(userId); 998 } 999 1000 public int userIdCount() { 1001 return mUidMap.size(); 1002 } 1003 1004 public int userIdAt(int n) { 1005 return mUidMap.keyAt(n); 1006 } 1007 1008 public ArrayMap<String, ArrayList<String>> packagesForUserId(int userId) { 1009 return mUidMap.get(userId); 1010 } 1011 1012 public int size() { 1013 // total number of pending broadcast entries across all userIds 1014 int num = 0; 1015 for (int i = 0; i< mUidMap.size(); i++) { 1016 num += mUidMap.valueAt(i).size(); 1017 } 1018 return num; 1019 } 1020 1021 public void clear() { 1022 mUidMap.clear(); 1023 } 1024 1025 private ArrayMap<String, ArrayList<String>> getOrAllocate(int userId) { 1026 ArrayMap<String, ArrayList<String>> map = mUidMap.get(userId); 1027 if (map == null) { 1028 map = new ArrayMap<String, ArrayList<String>>(); 1029 mUidMap.put(userId, map); 1030 } 1031 return map; 1032 } 1033 } 1034 final PendingPackageBroadcasts mPendingBroadcasts = new PendingPackageBroadcasts(); 1035 1036 // Service Connection to remote media container service to copy 1037 // package uri's from external media onto secure containers 1038 // or internal storage. 1039 private IMediaContainerService mContainerService = null; 1040 1041 static final int SEND_PENDING_BROADCAST = 1; 1042 static final int MCS_BOUND = 3; 1043 static final int END_COPY = 4; 1044 static final int INIT_COPY = 5; 1045 static final int MCS_UNBIND = 6; 1046 static final int START_CLEANING_PACKAGE = 7; 1047 static final int FIND_INSTALL_LOC = 8; 1048 static final int POST_INSTALL = 9; 1049 static final int MCS_RECONNECT = 10; 1050 static final int MCS_GIVE_UP = 11; 1051 static final int UPDATED_MEDIA_STATUS = 12; 1052 static final int WRITE_SETTINGS = 13; 1053 static final int WRITE_PACKAGE_RESTRICTIONS = 14; 1054 static final int PACKAGE_VERIFIED = 15; 1055 static final int CHECK_PENDING_VERIFICATION = 16; 1056 static final int START_INTENT_FILTER_VERIFICATIONS = 17; 1057 static final int INTENT_FILTER_VERIFIED = 18; 1058 static final int WRITE_PACKAGE_LIST = 19; 1059 1060 static final int WRITE_SETTINGS_DELAY = 10*1000; // 10 seconds 1061 1062 // Delay time in millisecs 1063 static final int BROADCAST_DELAY = 10 * 1000; 1064 1065 static UserManagerService sUserManager; 1066 1067 // Stores a list of users whose package restrictions file needs to be updated 1068 private ArraySet<Integer> mDirtyUsers = new ArraySet<Integer>(); 1069 1070 final private DefaultContainerConnection mDefContainerConn = 1071 new DefaultContainerConnection(); 1072 class DefaultContainerConnection implements ServiceConnection { 1073 public void onServiceConnected(ComponentName name, IBinder service) { 1074 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceConnected"); 1075 IMediaContainerService imcs = 1076 IMediaContainerService.Stub.asInterface(service); 1077 mHandler.sendMessage(mHandler.obtainMessage(MCS_BOUND, imcs)); 1078 } 1079 1080 public void onServiceDisconnected(ComponentName name) { 1081 if (DEBUG_SD_INSTALL) Log.i(TAG, "onServiceDisconnected"); 1082 } 1083 } 1084 1085 // Recordkeeping of restore-after-install operations that are currently in flight 1086 // between the Package Manager and the Backup Manager 1087 static class PostInstallData { 1088 public InstallArgs args; 1089 public PackageInstalledInfo res; 1090 1091 PostInstallData(InstallArgs _a, PackageInstalledInfo _r) { 1092 args = _a; 1093 res = _r; 1094 } 1095 } 1096 1097 final SparseArray<PostInstallData> mRunningInstalls = new SparseArray<PostInstallData>(); 1098 int mNextInstallToken = 1; // nonzero; will be wrapped back to 1 when ++ overflows 1099 1100 // XML tags for backup/restore of various bits of state 1101 private static final String TAG_PREFERRED_BACKUP = "pa"; 1102 private static final String TAG_DEFAULT_APPS = "da"; 1103 private static final String TAG_INTENT_FILTER_VERIFICATION = "iv"; 1104 1105 private static final String TAG_PERMISSION_BACKUP = "perm-grant-backup"; 1106 private static final String TAG_ALL_GRANTS = "rt-grants"; 1107 private static final String TAG_GRANT = "grant"; 1108 private static final String ATTR_PACKAGE_NAME = "pkg"; 1109 1110 private static final String TAG_PERMISSION = "perm"; 1111 private static final String ATTR_PERMISSION_NAME = "name"; 1112 private static final String ATTR_IS_GRANTED = "g"; 1113 private static final String ATTR_USER_SET = "set"; 1114 private static final String ATTR_USER_FIXED = "fixed"; 1115 private static final String ATTR_REVOKE_ON_UPGRADE = "rou"; 1116 1117 // System/policy permission grants are not backed up 1118 private static final int SYSTEM_RUNTIME_GRANT_MASK = 1119 FLAG_PERMISSION_POLICY_FIXED 1120 | FLAG_PERMISSION_SYSTEM_FIXED 1121 | FLAG_PERMISSION_GRANTED_BY_DEFAULT; 1122 1123 // And we back up these user-adjusted states 1124 private static final int USER_RUNTIME_GRANT_MASK = 1125 FLAG_PERMISSION_USER_SET 1126 | FLAG_PERMISSION_USER_FIXED 1127 | FLAG_PERMISSION_REVOKE_ON_UPGRADE; 1128 1129 final @Nullable String mRequiredVerifierPackage; 1130 final @NonNull String mRequiredInstallerPackage; 1131 final @NonNull String mRequiredUninstallerPackage; 1132 final @Nullable String mSetupWizardPackage; 1133 final @Nullable String mStorageManagerPackage; 1134 final @NonNull String mServicesSystemSharedLibraryPackageName; 1135 final @NonNull String mSharedSystemSharedLibraryPackageName; 1136 1137 private final PackageUsage mPackageUsage = new PackageUsage(); 1138 private final CompilerStats mCompilerStats = new CompilerStats(); 1139 1140 class PackageHandler extends Handler { 1141 private boolean mBound = false; 1142 final ArrayList<HandlerParams> mPendingInstalls = 1143 new ArrayList<HandlerParams>(); 1144 1145 private boolean connectToService() { 1146 if (DEBUG_SD_INSTALL) Log.i(TAG, "Trying to bind to" + 1147 " DefaultContainerService"); 1148 Intent service = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 1149 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1150 if (mContext.bindServiceAsUser(service, mDefContainerConn, 1151 Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 1152 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1153 mBound = true; 1154 return true; 1155 } 1156 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1157 return false; 1158 } 1159 1160 private void disconnectService() { 1161 mContainerService = null; 1162 mBound = false; 1163 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1164 mContext.unbindService(mDefContainerConn); 1165 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1166 } 1167 1168 PackageHandler(Looper looper) { 1169 super(looper); 1170 } 1171 1172 public void handleMessage(Message msg) { 1173 try { 1174 doHandleMessage(msg); 1175 } finally { 1176 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1177 } 1178 } 1179 1180 void doHandleMessage(Message msg) { 1181 switch (msg.what) { 1182 case INIT_COPY: { 1183 HandlerParams params = (HandlerParams) msg.obj; 1184 int idx = mPendingInstalls.size(); 1185 if (DEBUG_INSTALL) Slog.i(TAG, "init_copy idx=" + idx + ": " + params); 1186 // If a bind was already initiated we dont really 1187 // need to do anything. The pending install 1188 // will be processed later on. 1189 if (!mBound) { 1190 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1191 System.identityHashCode(mHandler)); 1192 // If this is the only one pending we might 1193 // have to bind to the service again. 1194 if (!connectToService()) { 1195 Slog.e(TAG, "Failed to bind to media container service"); 1196 params.serviceError(); 1197 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1198 System.identityHashCode(mHandler)); 1199 if (params.traceMethod != null) { 1200 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, params.traceMethod, 1201 params.traceCookie); 1202 } 1203 return; 1204 } else { 1205 // Once we bind to the service, the first 1206 // pending request will be processed. 1207 mPendingInstalls.add(idx, params); 1208 } 1209 } else { 1210 mPendingInstalls.add(idx, params); 1211 // Already bound to the service. Just make 1212 // sure we trigger off processing the first request. 1213 if (idx == 0) { 1214 mHandler.sendEmptyMessage(MCS_BOUND); 1215 } 1216 } 1217 break; 1218 } 1219 case MCS_BOUND: { 1220 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_bound"); 1221 if (msg.obj != null) { 1222 mContainerService = (IMediaContainerService) msg.obj; 1223 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "bindingMCS", 1224 System.identityHashCode(mHandler)); 1225 } 1226 if (mContainerService == null) { 1227 if (!mBound) { 1228 // Something seriously wrong since we are not bound and we are not 1229 // waiting for connection. Bail out. 1230 Slog.e(TAG, "Cannot bind to media container service"); 1231 for (HandlerParams params : mPendingInstalls) { 1232 // Indicate service bind error 1233 params.serviceError(); 1234 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1235 System.identityHashCode(params)); 1236 if (params.traceMethod != null) { 1237 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, 1238 params.traceMethod, params.traceCookie); 1239 } 1240 return; 1241 } 1242 mPendingInstalls.clear(); 1243 } else { 1244 Slog.w(TAG, "Waiting to connect to media container service"); 1245 } 1246 } else if (mPendingInstalls.size() > 0) { 1247 HandlerParams params = mPendingInstalls.get(0); 1248 if (params != null) { 1249 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1250 System.identityHashCode(params)); 1251 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "startCopy"); 1252 if (params.startCopy()) { 1253 // We are done... look for more work or to 1254 // go idle. 1255 if (DEBUG_SD_INSTALL) Log.i(TAG, 1256 "Checking for more work or unbind..."); 1257 // Delete pending install 1258 if (mPendingInstalls.size() > 0) { 1259 mPendingInstalls.remove(0); 1260 } 1261 if (mPendingInstalls.size() == 0) { 1262 if (mBound) { 1263 if (DEBUG_SD_INSTALL) Log.i(TAG, 1264 "Posting delayed MCS_UNBIND"); 1265 removeMessages(MCS_UNBIND); 1266 Message ubmsg = obtainMessage(MCS_UNBIND); 1267 // Unbind after a little delay, to avoid 1268 // continual thrashing. 1269 sendMessageDelayed(ubmsg, 10000); 1270 } 1271 } else { 1272 // There are more pending requests in queue. 1273 // Just post MCS_BOUND message to trigger processing 1274 // of next pending install. 1275 if (DEBUG_SD_INSTALL) Log.i(TAG, 1276 "Posting MCS_BOUND for next work"); 1277 mHandler.sendEmptyMessage(MCS_BOUND); 1278 } 1279 } 1280 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 1281 } 1282 } else { 1283 // Should never happen ideally. 1284 Slog.w(TAG, "Empty queue"); 1285 } 1286 break; 1287 } 1288 case MCS_RECONNECT: { 1289 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_reconnect"); 1290 if (mPendingInstalls.size() > 0) { 1291 if (mBound) { 1292 disconnectService(); 1293 } 1294 if (!connectToService()) { 1295 Slog.e(TAG, "Failed to bind to media container service"); 1296 for (HandlerParams params : mPendingInstalls) { 1297 // Indicate service bind error 1298 params.serviceError(); 1299 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1300 System.identityHashCode(params)); 1301 } 1302 mPendingInstalls.clear(); 1303 } 1304 } 1305 break; 1306 } 1307 case MCS_UNBIND: { 1308 // If there is no actual work left, then time to unbind. 1309 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_unbind"); 1310 1311 if (mPendingInstalls.size() == 0 && mPendingVerification.size() == 0) { 1312 if (mBound) { 1313 if (DEBUG_INSTALL) Slog.i(TAG, "calling disconnectService()"); 1314 1315 disconnectService(); 1316 } 1317 } else if (mPendingInstalls.size() > 0) { 1318 // There are more pending requests in queue. 1319 // Just post MCS_BOUND message to trigger processing 1320 // of next pending install. 1321 mHandler.sendEmptyMessage(MCS_BOUND); 1322 } 1323 1324 break; 1325 } 1326 case MCS_GIVE_UP: { 1327 if (DEBUG_INSTALL) Slog.i(TAG, "mcs_giveup too many retries"); 1328 HandlerParams params = mPendingInstalls.remove(0); 1329 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 1330 System.identityHashCode(params)); 1331 break; 1332 } 1333 case SEND_PENDING_BROADCAST: { 1334 String packages[]; 1335 ArrayList<String> components[]; 1336 int size = 0; 1337 int uids[]; 1338 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1339 synchronized (mPackages) { 1340 if (mPendingBroadcasts == null) { 1341 return; 1342 } 1343 size = mPendingBroadcasts.size(); 1344 if (size <= 0) { 1345 // Nothing to be done. Just return 1346 return; 1347 } 1348 packages = new String[size]; 1349 components = new ArrayList[size]; 1350 uids = new int[size]; 1351 int i = 0; // filling out the above arrays 1352 1353 for (int n = 0; n < mPendingBroadcasts.userIdCount(); n++) { 1354 int packageUserId = mPendingBroadcasts.userIdAt(n); 1355 Iterator<Map.Entry<String, ArrayList<String>>> it 1356 = mPendingBroadcasts.packagesForUserId(packageUserId) 1357 .entrySet().iterator(); 1358 while (it.hasNext() && i < size) { 1359 Map.Entry<String, ArrayList<String>> ent = it.next(); 1360 packages[i] = ent.getKey(); 1361 components[i] = ent.getValue(); 1362 PackageSetting ps = mSettings.mPackages.get(ent.getKey()); 1363 uids[i] = (ps != null) 1364 ? UserHandle.getUid(packageUserId, ps.appId) 1365 : -1; 1366 i++; 1367 } 1368 } 1369 size = i; 1370 mPendingBroadcasts.clear(); 1371 } 1372 // Send broadcasts 1373 for (int i = 0; i < size; i++) { 1374 sendPackageChangedBroadcast(packages[i], true, components[i], uids[i]); 1375 } 1376 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1377 break; 1378 } 1379 case START_CLEANING_PACKAGE: { 1380 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1381 final String packageName = (String)msg.obj; 1382 final int userId = msg.arg1; 1383 final boolean andCode = msg.arg2 != 0; 1384 synchronized (mPackages) { 1385 if (userId == UserHandle.USER_ALL) { 1386 int[] users = sUserManager.getUserIds(); 1387 for (int user : users) { 1388 mSettings.addPackageToCleanLPw( 1389 new PackageCleanItem(user, packageName, andCode)); 1390 } 1391 } else { 1392 mSettings.addPackageToCleanLPw( 1393 new PackageCleanItem(userId, packageName, andCode)); 1394 } 1395 } 1396 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1397 startCleaningPackages(); 1398 } break; 1399 case POST_INSTALL: { 1400 if (DEBUG_INSTALL) Log.v(TAG, "Handling post-install for " + msg.arg1); 1401 1402 PostInstallData data = mRunningInstalls.get(msg.arg1); 1403 final boolean didRestore = (msg.arg2 != 0); 1404 mRunningInstalls.delete(msg.arg1); 1405 1406 if (data != null) { 1407 InstallArgs args = data.args; 1408 PackageInstalledInfo parentRes = data.res; 1409 1410 final boolean grantPermissions = (args.installFlags 1411 & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0; 1412 final boolean killApp = (args.installFlags 1413 & PackageManager.INSTALL_DONT_KILL_APP) == 0; 1414 final String[] grantedPermissions = args.installGrantPermissions; 1415 1416 // Handle the parent package 1417 handlePackagePostInstall(parentRes, grantPermissions, killApp, 1418 grantedPermissions, didRestore, args.installerPackageName, 1419 args.observer); 1420 1421 // Handle the child packages 1422 final int childCount = (parentRes.addedChildPackages != null) 1423 ? parentRes.addedChildPackages.size() : 0; 1424 for (int i = 0; i < childCount; i++) { 1425 PackageInstalledInfo childRes = parentRes.addedChildPackages.valueAt(i); 1426 handlePackagePostInstall(childRes, grantPermissions, killApp, 1427 grantedPermissions, false, args.installerPackageName, 1428 args.observer); 1429 } 1430 1431 // Log tracing if needed 1432 if (args.traceMethod != null) { 1433 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, args.traceMethod, 1434 args.traceCookie); 1435 } 1436 } else { 1437 Slog.e(TAG, "Bogus post-install token " + msg.arg1); 1438 } 1439 1440 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "postInstall", msg.arg1); 1441 } break; 1442 case UPDATED_MEDIA_STATUS: { 1443 if (DEBUG_SD_INSTALL) Log.i(TAG, "Got message UPDATED_MEDIA_STATUS"); 1444 boolean reportStatus = msg.arg1 == 1; 1445 boolean doGc = msg.arg2 == 1; 1446 if (DEBUG_SD_INSTALL) Log.i(TAG, "reportStatus=" + reportStatus + ", doGc = " + doGc); 1447 if (doGc) { 1448 // Force a gc to clear up stale containers. 1449 Runtime.getRuntime().gc(); 1450 } 1451 if (msg.obj != null) { 1452 @SuppressWarnings("unchecked") 1453 Set<AsecInstallArgs> args = (Set<AsecInstallArgs>) msg.obj; 1454 if (DEBUG_SD_INSTALL) Log.i(TAG, "Unloading all containers"); 1455 // Unload containers 1456 unloadAllContainers(args); 1457 } 1458 if (reportStatus) { 1459 try { 1460 if (DEBUG_SD_INSTALL) Log.i(TAG, "Invoking MountService call back"); 1461 PackageHelper.getMountService().finishMediaUpdate(); 1462 } catch (RemoteException e) { 1463 Log.e(TAG, "MountService not running?"); 1464 } 1465 } 1466 } break; 1467 case WRITE_SETTINGS: { 1468 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1469 synchronized (mPackages) { 1470 removeMessages(WRITE_SETTINGS); 1471 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1472 mSettings.writeLPr(); 1473 mDirtyUsers.clear(); 1474 } 1475 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1476 } break; 1477 case WRITE_PACKAGE_RESTRICTIONS: { 1478 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1479 synchronized (mPackages) { 1480 removeMessages(WRITE_PACKAGE_RESTRICTIONS); 1481 for (int userId : mDirtyUsers) { 1482 mSettings.writePackageRestrictionsLPr(userId); 1483 } 1484 mDirtyUsers.clear(); 1485 } 1486 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1487 } break; 1488 case WRITE_PACKAGE_LIST: { 1489 Process.setThreadPriority(Process.THREAD_PRIORITY_DEFAULT); 1490 synchronized (mPackages) { 1491 removeMessages(WRITE_PACKAGE_LIST); 1492 mSettings.writePackageListLPr(msg.arg1); 1493 } 1494 Process.setThreadPriority(Process.THREAD_PRIORITY_BACKGROUND); 1495 } break; 1496 case CHECK_PENDING_VERIFICATION: { 1497 final int verificationId = msg.arg1; 1498 final PackageVerificationState state = mPendingVerification.get(verificationId); 1499 1500 if ((state != null) && !state.timeoutExtended()) { 1501 final InstallArgs args = state.getInstallArgs(); 1502 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1503 1504 Slog.i(TAG, "Verification timed out for " + originUri); 1505 mPendingVerification.remove(verificationId); 1506 1507 int ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1508 1509 if (getDefaultVerificationResponse() == PackageManager.VERIFICATION_ALLOW) { 1510 Slog.i(TAG, "Continuing with installation of " + originUri); 1511 state.setVerifierResponse(Binder.getCallingUid(), 1512 PackageManager.VERIFICATION_ALLOW_WITHOUT_SUFFICIENT); 1513 broadcastPackageVerified(verificationId, originUri, 1514 PackageManager.VERIFICATION_ALLOW, 1515 state.getInstallArgs().getUser()); 1516 try { 1517 ret = args.copyApk(mContainerService, true); 1518 } catch (RemoteException e) { 1519 Slog.e(TAG, "Could not contact the ContainerService"); 1520 } 1521 } else { 1522 broadcastPackageVerified(verificationId, originUri, 1523 PackageManager.VERIFICATION_REJECT, 1524 state.getInstallArgs().getUser()); 1525 } 1526 1527 Trace.asyncTraceEnd( 1528 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1529 1530 processPendingInstall(args, ret); 1531 mHandler.sendEmptyMessage(MCS_UNBIND); 1532 } 1533 break; 1534 } 1535 case PACKAGE_VERIFIED: { 1536 final int verificationId = msg.arg1; 1537 1538 final PackageVerificationState state = mPendingVerification.get(verificationId); 1539 if (state == null) { 1540 Slog.w(TAG, "Invalid verification token " + verificationId + " received"); 1541 break; 1542 } 1543 1544 final PackageVerificationResponse response = (PackageVerificationResponse) msg.obj; 1545 1546 state.setVerifierResponse(response.callerUid, response.code); 1547 1548 if (state.isVerificationComplete()) { 1549 mPendingVerification.remove(verificationId); 1550 1551 final InstallArgs args = state.getInstallArgs(); 1552 final Uri originUri = Uri.fromFile(args.origin.resolvedFile); 1553 1554 int ret; 1555 if (state.isInstallAllowed()) { 1556 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 1557 broadcastPackageVerified(verificationId, originUri, 1558 response.code, state.getInstallArgs().getUser()); 1559 try { 1560 ret = args.copyApk(mContainerService, true); 1561 } catch (RemoteException e) { 1562 Slog.e(TAG, "Could not contact the ContainerService"); 1563 } 1564 } else { 1565 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 1566 } 1567 1568 Trace.asyncTraceEnd( 1569 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 1570 1571 processPendingInstall(args, ret); 1572 mHandler.sendEmptyMessage(MCS_UNBIND); 1573 } 1574 1575 break; 1576 } 1577 case START_INTENT_FILTER_VERIFICATIONS: { 1578 IFVerificationParams params = (IFVerificationParams) msg.obj; 1579 verifyIntentFiltersIfNeeded(params.userId, params.verifierUid, 1580 params.replacing, params.pkg); 1581 break; 1582 } 1583 case INTENT_FILTER_VERIFIED: { 1584 final int verificationId = msg.arg1; 1585 1586 final IntentFilterVerificationState state = mIntentFilterVerificationStates.get( 1587 verificationId); 1588 if (state == null) { 1589 Slog.w(TAG, "Invalid IntentFilter verification token " 1590 + verificationId + " received"); 1591 break; 1592 } 1593 1594 final int userId = state.getUserId(); 1595 1596 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1597 "Processing IntentFilter verification with token:" 1598 + verificationId + " and userId:" + userId); 1599 1600 final IntentFilterVerificationResponse response = 1601 (IntentFilterVerificationResponse) msg.obj; 1602 1603 state.setVerifierResponse(response.callerUid, response.code); 1604 1605 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1606 "IntentFilter verification with token:" + verificationId 1607 + " and userId:" + userId 1608 + " is settings verifier response with response code:" 1609 + response.code); 1610 1611 if (response.code == PackageManager.INTENT_FILTER_VERIFICATION_FAILURE) { 1612 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Domains failing verification: " 1613 + response.getFailedDomainsString()); 1614 } 1615 1616 if (state.isVerificationComplete()) { 1617 mIntentFilterVerifier.receiveVerificationResponse(verificationId); 1618 } else { 1619 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 1620 "IntentFilter verification with token:" + verificationId 1621 + " was not said to be complete"); 1622 } 1623 1624 break; 1625 } 1626 } 1627 } 1628 } 1629 1630 private void handlePackagePostInstall(PackageInstalledInfo res, boolean grantPermissions, 1631 boolean killApp, String[] grantedPermissions, 1632 boolean launchedForRestore, String installerPackage, 1633 IPackageInstallObserver2 installObserver) { 1634 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 1635 // Send the removed broadcasts 1636 if (res.removedInfo != null) { 1637 res.removedInfo.sendPackageRemovedBroadcasts(killApp); 1638 } 1639 1640 // Now that we successfully installed the package, grant runtime 1641 // permissions if requested before broadcasting the install. 1642 if (grantPermissions && res.pkg.applicationInfo.targetSdkVersion 1643 >= Build.VERSION_CODES.M) { 1644 grantRequestedRuntimePermissions(res.pkg, res.newUsers, grantedPermissions); 1645 } 1646 1647 final boolean update = res.removedInfo != null 1648 && res.removedInfo.removedPackage != null; 1649 1650 // If this is the first time we have child packages for a disabled privileged 1651 // app that had no children, we grant requested runtime permissions to the new 1652 // children if the parent on the system image had them already granted. 1653 if (res.pkg.parentPackage != null) { 1654 synchronized (mPackages) { 1655 grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw(res.pkg); 1656 } 1657 } 1658 1659 synchronized (mPackages) { 1660 mEphemeralApplicationRegistry.onPackageInstalledLPw(res.pkg); 1661 } 1662 1663 final String packageName = res.pkg.applicationInfo.packageName; 1664 Bundle extras = new Bundle(1); 1665 extras.putInt(Intent.EXTRA_UID, res.uid); 1666 1667 // Determine the set of users who are adding this package for 1668 // the first time vs. those who are seeing an update. 1669 int[] firstUsers = EMPTY_INT_ARRAY; 1670 int[] updateUsers = EMPTY_INT_ARRAY; 1671 if (res.origUsers == null || res.origUsers.length == 0) { 1672 firstUsers = res.newUsers; 1673 } else { 1674 for (int newUser : res.newUsers) { 1675 boolean isNew = true; 1676 for (int origUser : res.origUsers) { 1677 if (origUser == newUser) { 1678 isNew = false; 1679 break; 1680 } 1681 } 1682 if (isNew) { 1683 firstUsers = ArrayUtils.appendInt(firstUsers, newUser); 1684 } else { 1685 updateUsers = ArrayUtils.appendInt(updateUsers, newUser); 1686 } 1687 } 1688 } 1689 1690 // Send installed broadcasts if the install/update is not ephemeral 1691 if (!isEphemeral(res.pkg)) { 1692 mProcessLoggingHandler.invalidateProcessLoggingBaseApkHash(res.pkg.baseCodePath); 1693 1694 // Send added for users that see the package for the first time 1695 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1696 extras, 0 /*flags*/, null /*targetPackage*/, 1697 null /*finishedReceiver*/, firstUsers); 1698 1699 // Send added for users that don't see the package for the first time 1700 if (update) { 1701 extras.putBoolean(Intent.EXTRA_REPLACING, true); 1702 } 1703 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, packageName, 1704 extras, 0 /*flags*/, null /*targetPackage*/, 1705 null /*finishedReceiver*/, updateUsers); 1706 1707 // Send replaced for users that don't see the package for the first time 1708 if (update) { 1709 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, 1710 packageName, extras, 0 /*flags*/, 1711 null /*targetPackage*/, null /*finishedReceiver*/, 1712 updateUsers); 1713 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, 1714 null /*package*/, null /*extras*/, 0 /*flags*/, 1715 packageName /*targetPackage*/, 1716 null /*finishedReceiver*/, updateUsers); 1717 } else if (launchedForRestore && !isSystemApp(res.pkg)) { 1718 // First-install and we did a restore, so we're responsible for the 1719 // first-launch broadcast. 1720 if (DEBUG_BACKUP) { 1721 Slog.i(TAG, "Post-restore of " + packageName 1722 + " sending FIRST_LAUNCH in " + Arrays.toString(firstUsers)); 1723 } 1724 sendFirstLaunchBroadcast(packageName, installerPackage, firstUsers); 1725 } 1726 1727 // Send broadcast package appeared if forward locked/external for all users 1728 // treat asec-hosted packages like removable media on upgrade 1729 if (res.pkg.isForwardLocked() || isExternal(res.pkg)) { 1730 if (DEBUG_INSTALL) { 1731 Slog.i(TAG, "upgrading pkg " + res.pkg 1732 + " is ASEC-hosted -> AVAILABLE"); 1733 } 1734 final int[] uidArray = new int[]{res.pkg.applicationInfo.uid}; 1735 ArrayList<String> pkgList = new ArrayList<>(1); 1736 pkgList.add(packageName); 1737 sendResourcesChangedBroadcast(true, true, pkgList, uidArray, null); 1738 } 1739 } 1740 1741 // Work that needs to happen on first install within each user 1742 if (firstUsers != null && firstUsers.length > 0) { 1743 synchronized (mPackages) { 1744 for (int userId : firstUsers) { 1745 // If this app is a browser and it's newly-installed for some 1746 // users, clear any default-browser state in those users. The 1747 // app's nature doesn't depend on the user, so we can just check 1748 // its browser nature in any user and generalize. 1749 if (packageIsBrowser(packageName, userId)) { 1750 mSettings.setDefaultBrowserPackageNameLPw(null, userId); 1751 } 1752 1753 // We may also need to apply pending (restored) runtime 1754 // permission grants within these users. 1755 mSettings.applyPendingPermissionGrantsLPw(packageName, userId); 1756 } 1757 } 1758 } 1759 1760 // Log current value of "unknown sources" setting 1761 EventLog.writeEvent(EventLogTags.UNKNOWN_SOURCES_ENABLED, 1762 getUnknownSourcesSettings()); 1763 1764 // Force a gc to clear up things 1765 Runtime.getRuntime().gc(); 1766 1767 // Remove the replaced package's older resources safely now 1768 // We delete after a gc for applications on sdcard. 1769 if (res.removedInfo != null && res.removedInfo.args != null) { 1770 synchronized (mInstallLock) { 1771 res.removedInfo.args.doPostDeleteLI(true); 1772 } 1773 } 1774 } 1775 1776 // If someone is watching installs - notify them 1777 if (installObserver != null) { 1778 try { 1779 Bundle extras = extrasForInstallResult(res); 1780 installObserver.onPackageInstalled(res.name, res.returnCode, 1781 res.returnMsg, extras); 1782 } catch (RemoteException e) { 1783 Slog.i(TAG, "Observer no longer exists."); 1784 } 1785 } 1786 } 1787 1788 private void grantRuntimePermissionsGrantedToDisabledPrivSysPackageParentLPw( 1789 PackageParser.Package pkg) { 1790 if (pkg.parentPackage == null) { 1791 return; 1792 } 1793 if (pkg.requestedPermissions == null) { 1794 return; 1795 } 1796 final PackageSetting disabledSysParentPs = mSettings 1797 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 1798 if (disabledSysParentPs == null || disabledSysParentPs.pkg == null 1799 || !disabledSysParentPs.isPrivileged() 1800 || (disabledSysParentPs.childPackageNames != null 1801 && !disabledSysParentPs.childPackageNames.isEmpty())) { 1802 return; 1803 } 1804 final int[] allUserIds = sUserManager.getUserIds(); 1805 final int permCount = pkg.requestedPermissions.size(); 1806 for (int i = 0; i < permCount; i++) { 1807 String permission = pkg.requestedPermissions.get(i); 1808 BasePermission bp = mSettings.mPermissions.get(permission); 1809 if (bp == null || !(bp.isRuntime() || bp.isDevelopment())) { 1810 continue; 1811 } 1812 for (int userId : allUserIds) { 1813 if (disabledSysParentPs.getPermissionsState().hasRuntimePermission( 1814 permission, userId)) { 1815 grantRuntimePermission(pkg.packageName, permission, userId); 1816 } 1817 } 1818 } 1819 } 1820 1821 private StorageEventListener mStorageListener = new StorageEventListener() { 1822 @Override 1823 public void onVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { 1824 if (vol.type == VolumeInfo.TYPE_PRIVATE) { 1825 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1826 final String volumeUuid = vol.getFsUuid(); 1827 1828 // Clean up any users or apps that were removed or recreated 1829 // while this volume was missing 1830 reconcileUsers(volumeUuid); 1831 reconcileApps(volumeUuid); 1832 1833 // Clean up any install sessions that expired or were 1834 // cancelled while this volume was missing 1835 mInstallerService.onPrivateVolumeMounted(volumeUuid); 1836 1837 loadPrivatePackages(vol); 1838 1839 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1840 unloadPrivatePackages(vol); 1841 } 1842 } 1843 1844 if (vol.type == VolumeInfo.TYPE_PUBLIC && vol.isPrimary()) { 1845 if (vol.state == VolumeInfo.STATE_MOUNTED) { 1846 updateExternalMediaStatus(true, false); 1847 } else if (vol.state == VolumeInfo.STATE_EJECTING) { 1848 updateExternalMediaStatus(false, false); 1849 } 1850 } 1851 } 1852 1853 @Override 1854 public void onVolumeForgotten(String fsUuid) { 1855 if (TextUtils.isEmpty(fsUuid)) { 1856 Slog.e(TAG, "Forgetting internal storage is probably a mistake; ignoring"); 1857 return; 1858 } 1859 1860 // Remove any apps installed on the forgotten volume 1861 synchronized (mPackages) { 1862 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(fsUuid); 1863 for (PackageSetting ps : packages) { 1864 Slog.d(TAG, "Destroying " + ps.name + " because volume was forgotten"); 1865 deletePackage(ps.name, new LegacyPackageDeleteObserver(null).getBinder(), 1866 UserHandle.USER_SYSTEM, PackageManager.DELETE_ALL_USERS); 1867 } 1868 1869 mSettings.onVolumeForgotten(fsUuid); 1870 mSettings.writeLPr(); 1871 } 1872 } 1873 }; 1874 1875 private void grantRequestedRuntimePermissions(PackageParser.Package pkg, int[] userIds, 1876 String[] grantedPermissions) { 1877 for (int userId : userIds) { 1878 grantRequestedRuntimePermissionsForUser(pkg, userId, grantedPermissions); 1879 } 1880 1881 // We could have touched GID membership, so flush out packages.list 1882 synchronized (mPackages) { 1883 mSettings.writePackageListLPr(); 1884 } 1885 } 1886 1887 private void grantRequestedRuntimePermissionsForUser(PackageParser.Package pkg, int userId, 1888 String[] grantedPermissions) { 1889 SettingBase sb = (SettingBase) pkg.mExtras; 1890 if (sb == null) { 1891 return; 1892 } 1893 1894 PermissionsState permissionsState = sb.getPermissionsState(); 1895 1896 final int immutableFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 1897 | PackageManager.FLAG_PERMISSION_POLICY_FIXED; 1898 1899 for (String permission : pkg.requestedPermissions) { 1900 final BasePermission bp; 1901 synchronized (mPackages) { 1902 bp = mSettings.mPermissions.get(permission); 1903 } 1904 if (bp != null && (bp.isRuntime() || bp.isDevelopment()) 1905 && (grantedPermissions == null 1906 || ArrayUtils.contains(grantedPermissions, permission))) { 1907 final int flags = permissionsState.getPermissionFlags(permission, userId); 1908 // Installer cannot change immutable permissions. 1909 if ((flags & immutableFlags) == 0) { 1910 grantRuntimePermission(pkg.packageName, permission, userId); 1911 } 1912 } 1913 } 1914 } 1915 1916 Bundle extrasForInstallResult(PackageInstalledInfo res) { 1917 Bundle extras = null; 1918 switch (res.returnCode) { 1919 case PackageManager.INSTALL_FAILED_DUPLICATE_PERMISSION: { 1920 extras = new Bundle(); 1921 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PERMISSION, 1922 res.origPermission); 1923 extras.putString(PackageManager.EXTRA_FAILURE_EXISTING_PACKAGE, 1924 res.origPackage); 1925 break; 1926 } 1927 case PackageManager.INSTALL_SUCCEEDED: { 1928 extras = new Bundle(); 1929 extras.putBoolean(Intent.EXTRA_REPLACING, 1930 res.removedInfo != null && res.removedInfo.removedPackage != null); 1931 break; 1932 } 1933 } 1934 return extras; 1935 } 1936 1937 void scheduleWriteSettingsLocked() { 1938 if (!mHandler.hasMessages(WRITE_SETTINGS)) { 1939 mHandler.sendEmptyMessageDelayed(WRITE_SETTINGS, WRITE_SETTINGS_DELAY); 1940 } 1941 } 1942 1943 void scheduleWritePackageListLocked(int userId) { 1944 if (!mHandler.hasMessages(WRITE_PACKAGE_LIST)) { 1945 Message msg = mHandler.obtainMessage(WRITE_PACKAGE_LIST); 1946 msg.arg1 = userId; 1947 mHandler.sendMessageDelayed(msg, WRITE_SETTINGS_DELAY); 1948 } 1949 } 1950 1951 void scheduleWritePackageRestrictionsLocked(UserHandle user) { 1952 final int userId = user == null ? UserHandle.USER_ALL : user.getIdentifier(); 1953 scheduleWritePackageRestrictionsLocked(userId); 1954 } 1955 1956 void scheduleWritePackageRestrictionsLocked(int userId) { 1957 final int[] userIds = (userId == UserHandle.USER_ALL) 1958 ? sUserManager.getUserIds() : new int[]{userId}; 1959 for (int nextUserId : userIds) { 1960 if (!sUserManager.exists(nextUserId)) return; 1961 mDirtyUsers.add(nextUserId); 1962 if (!mHandler.hasMessages(WRITE_PACKAGE_RESTRICTIONS)) { 1963 mHandler.sendEmptyMessageDelayed(WRITE_PACKAGE_RESTRICTIONS, WRITE_SETTINGS_DELAY); 1964 } 1965 } 1966 } 1967 1968 public static PackageManagerService main(Context context, Installer installer, 1969 boolean factoryTest, boolean onlyCore) { 1970 // Self-check for initial settings. 1971 PackageManagerServiceCompilerMapping.checkProperties(); 1972 1973 PackageManagerService m = new PackageManagerService(context, installer, 1974 factoryTest, onlyCore); 1975 m.enableSystemUserPackages(); 1976 ServiceManager.addService("package", m); 1977 return m; 1978 } 1979 1980 private void enableSystemUserPackages() { 1981 if (!UserManager.isSplitSystemUser()) { 1982 return; 1983 } 1984 // For system user, enable apps based on the following conditions: 1985 // - app is whitelisted or belong to one of these groups: 1986 // -- system app which has no launcher icons 1987 // -- system app which has INTERACT_ACROSS_USERS permission 1988 // -- system IME app 1989 // - app is not in the blacklist 1990 AppsQueryHelper queryHelper = new AppsQueryHelper(this); 1991 Set<String> enableApps = new ArraySet<>(); 1992 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_NON_LAUNCHABLE_APPS 1993 | AppsQueryHelper.GET_APPS_WITH_INTERACT_ACROSS_USERS_PERM 1994 | AppsQueryHelper.GET_IMES, /* systemAppsOnly */ true, UserHandle.SYSTEM)); 1995 ArraySet<String> wlApps = SystemConfig.getInstance().getSystemUserWhitelistedApps(); 1996 enableApps.addAll(wlApps); 1997 enableApps.addAll(queryHelper.queryApps(AppsQueryHelper.GET_REQUIRED_FOR_SYSTEM_USER, 1998 /* systemAppsOnly */ false, UserHandle.SYSTEM)); 1999 ArraySet<String> blApps = SystemConfig.getInstance().getSystemUserBlacklistedApps(); 2000 enableApps.removeAll(blApps); 2001 Log.i(TAG, "Applications installed for system user: " + enableApps); 2002 List<String> allAps = queryHelper.queryApps(0, /* systemAppsOnly */ false, 2003 UserHandle.SYSTEM); 2004 final int allAppsSize = allAps.size(); 2005 synchronized (mPackages) { 2006 for (int i = 0; i < allAppsSize; i++) { 2007 String pName = allAps.get(i); 2008 PackageSetting pkgSetting = mSettings.mPackages.get(pName); 2009 // Should not happen, but we shouldn't be failing if it does 2010 if (pkgSetting == null) { 2011 continue; 2012 } 2013 boolean install = enableApps.contains(pName); 2014 if (pkgSetting.getInstalled(UserHandle.USER_SYSTEM) != install) { 2015 Log.i(TAG, (install ? "Installing " : "Uninstalling ") + pName 2016 + " for system user"); 2017 pkgSetting.setInstalled(install, UserHandle.USER_SYSTEM); 2018 } 2019 } 2020 } 2021 } 2022 2023 private static void getDefaultDisplayMetrics(Context context, DisplayMetrics metrics) { 2024 DisplayManager displayManager = (DisplayManager) context.getSystemService( 2025 Context.DISPLAY_SERVICE); 2026 displayManager.getDisplay(Display.DEFAULT_DISPLAY).getMetrics(metrics); 2027 } 2028 2029 /** 2030 * Requests that files preopted on a secondary system partition be copied to the data partition 2031 * if possible. Note that the actual copying of the files is accomplished by init for security 2032 * reasons. This simply requests that the copy takes place and awaits confirmation of its 2033 * completion. See platform/system/extras/cppreopt/ for the implementation of the actual copy. 2034 */ 2035 private static void requestCopyPreoptedFiles() { 2036 final int WAIT_TIME_MS = 100; 2037 final String CP_PREOPT_PROPERTY = "sys.cppreopt"; 2038 if (SystemProperties.getInt("ro.cp_system_other_odex", 0) == 1) { 2039 SystemProperties.set(CP_PREOPT_PROPERTY, "requested"); 2040 // We will wait for up to 100 seconds. 2041 final long timeEnd = SystemClock.uptimeMillis() + 100 * 1000; 2042 while (!SystemProperties.get(CP_PREOPT_PROPERTY).equals("finished")) { 2043 try { 2044 Thread.sleep(WAIT_TIME_MS); 2045 } catch (InterruptedException e) { 2046 // Do nothing 2047 } 2048 if (SystemClock.uptimeMillis() > timeEnd) { 2049 SystemProperties.set(CP_PREOPT_PROPERTY, "timed-out"); 2050 Slog.wtf(TAG, "cppreopt did not finish!"); 2051 break; 2052 } 2053 } 2054 } 2055 } 2056 2057 public PackageManagerService(Context context, Installer installer, 2058 boolean factoryTest, boolean onlyCore) { 2059 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_START, 2060 SystemClock.uptimeMillis()); 2061 2062 if (mSdkVersion <= 0) { 2063 Slog.w(TAG, "**** ro.build.version.sdk not set!"); 2064 } 2065 2066 mContext = context; 2067 mFactoryTest = factoryTest; 2068 mOnlyCore = onlyCore; 2069 mMetrics = new DisplayMetrics(); 2070 mSettings = new Settings(mPackages); 2071 mSettings.addSharedUserLPw("android.uid.system", Process.SYSTEM_UID, 2072 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2073 mSettings.addSharedUserLPw("android.uid.phone", RADIO_UID, 2074 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2075 mSettings.addSharedUserLPw("android.uid.log", LOG_UID, 2076 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2077 mSettings.addSharedUserLPw("android.uid.nfc", NFC_UID, 2078 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2079 mSettings.addSharedUserLPw("android.uid.bluetooth", BLUETOOTH_UID, 2080 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2081 mSettings.addSharedUserLPw("android.uid.shell", SHELL_UID, 2082 ApplicationInfo.FLAG_SYSTEM, ApplicationInfo.PRIVATE_FLAG_PRIVILEGED); 2083 2084 String separateProcesses = SystemProperties.get("debug.separate_processes"); 2085 if (separateProcesses != null && separateProcesses.length() > 0) { 2086 if ("*".equals(separateProcesses)) { 2087 mDefParseFlags = PackageParser.PARSE_IGNORE_PROCESSES; 2088 mSeparateProcesses = null; 2089 Slog.w(TAG, "Running with debug.separate_processes: * (ALL)"); 2090 } else { 2091 mDefParseFlags = 0; 2092 mSeparateProcesses = separateProcesses.split(","); 2093 Slog.w(TAG, "Running with debug.separate_processes: " 2094 + separateProcesses); 2095 } 2096 } else { 2097 mDefParseFlags = 0; 2098 mSeparateProcesses = null; 2099 } 2100 2101 mInstaller = installer; 2102 mPackageDexOptimizer = new PackageDexOptimizer(installer, mInstallLock, context, 2103 "*dexopt*"); 2104 mMoveCallbacks = new MoveCallbacks(FgThread.get().getLooper()); 2105 2106 mOnPermissionChangeListeners = new OnPermissionChangeListeners( 2107 FgThread.get().getLooper()); 2108 2109 getDefaultDisplayMetrics(context, mMetrics); 2110 2111 SystemConfig systemConfig = SystemConfig.getInstance(); 2112 mGlobalGids = systemConfig.getGlobalGids(); 2113 mSystemPermissions = systemConfig.getSystemPermissions(); 2114 mAvailableFeatures = systemConfig.getAvailableFeatures(); 2115 2116 mProtectedPackages = new ProtectedPackages(mContext); 2117 2118 synchronized (mInstallLock) { 2119 // writer 2120 synchronized (mPackages) { 2121 mHandlerThread = new ServiceThread(TAG, 2122 Process.THREAD_PRIORITY_BACKGROUND, true /*allowIo*/); 2123 mHandlerThread.start(); 2124 mHandler = new PackageHandler(mHandlerThread.getLooper()); 2125 mProcessLoggingHandler = new ProcessLoggingHandler(); 2126 Watchdog.getInstance().addThread(mHandler, WATCHDOG_TIMEOUT); 2127 2128 mDefaultPermissionPolicy = new DefaultPermissionGrantPolicy(this); 2129 2130 File dataDir = Environment.getDataDirectory(); 2131 mAppInstallDir = new File(dataDir, "app"); 2132 mAppLib32InstallDir = new File(dataDir, "app-lib"); 2133 mEphemeralInstallDir = new File(dataDir, "app-ephemeral"); 2134 mAsecInternalPath = new File(dataDir, "app-asec").getPath(); 2135 mDrmAppPrivateInstallDir = new File(dataDir, "app-private"); 2136 2137 sUserManager = new UserManagerService(context, this, mPackages); 2138 2139 // Propagate permission configuration in to package manager. 2140 ArrayMap<String, SystemConfig.PermissionEntry> permConfig 2141 = systemConfig.getPermissions(); 2142 for (int i=0; i<permConfig.size(); i++) { 2143 SystemConfig.PermissionEntry perm = permConfig.valueAt(i); 2144 BasePermission bp = mSettings.mPermissions.get(perm.name); 2145 if (bp == null) { 2146 bp = new BasePermission(perm.name, "android", BasePermission.TYPE_BUILTIN); 2147 mSettings.mPermissions.put(perm.name, bp); 2148 } 2149 if (perm.gids != null) { 2150 bp.setGids(perm.gids, perm.perUser); 2151 } 2152 } 2153 2154 ArrayMap<String, String> libConfig = systemConfig.getSharedLibraries(); 2155 for (int i=0; i<libConfig.size(); i++) { 2156 mSharedLibraries.put(libConfig.keyAt(i), 2157 new SharedLibraryEntry(libConfig.valueAt(i), null)); 2158 } 2159 2160 mFoundPolicyFile = SELinuxMMAC.readInstallPolicy(); 2161 2162 mFirstBoot = !mSettings.readLPw(sUserManager.getUsers(false)); 2163 2164 // Clean up orphaned packages for which the code path doesn't exist 2165 // and they are an update to a system app - caused by bug/32321269 2166 final int packageSettingCount = mSettings.mPackages.size(); 2167 for (int i = packageSettingCount - 1; i >= 0; i--) { 2168 PackageSetting ps = mSettings.mPackages.valueAt(i); 2169 if (!isExternal(ps) && (ps.codePath == null || !ps.codePath.exists()) 2170 && mSettings.getDisabledSystemPkgLPr(ps.name) != null) { 2171 mSettings.mPackages.removeAt(i); 2172 mSettings.enableSystemPackageLPw(ps.name); 2173 } 2174 } 2175 2176 if (mFirstBoot) { 2177 requestCopyPreoptedFiles(); 2178 } 2179 2180 String customResolverActivity = Resources.getSystem().getString( 2181 R.string.config_customResolverActivity); 2182 if (TextUtils.isEmpty(customResolverActivity)) { 2183 customResolverActivity = null; 2184 } else { 2185 mCustomResolverComponentName = ComponentName.unflattenFromString( 2186 customResolverActivity); 2187 } 2188 2189 long startTime = SystemClock.uptimeMillis(); 2190 2191 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SYSTEM_SCAN_START, 2192 startTime); 2193 2194 // Set flag to monitor and not change apk file paths when 2195 // scanning install directories. 2196 final int scanFlags = SCAN_NO_PATHS | SCAN_DEFER_DEX | SCAN_BOOTING | SCAN_INITIAL; 2197 2198 final String bootClassPath = System.getenv("BOOTCLASSPATH"); 2199 final String systemServerClassPath = System.getenv("SYSTEMSERVERCLASSPATH"); 2200 2201 if (bootClassPath == null) { 2202 Slog.w(TAG, "No BOOTCLASSPATH found!"); 2203 } 2204 2205 if (systemServerClassPath == null) { 2206 Slog.w(TAG, "No SYSTEMSERVERCLASSPATH found!"); 2207 } 2208 2209 final List<String> allInstructionSets = InstructionSets.getAllInstructionSets(); 2210 final String[] dexCodeInstructionSets = 2211 getDexCodeInstructionSets( 2212 allInstructionSets.toArray(new String[allInstructionSets.size()])); 2213 2214 /** 2215 * Ensure all external libraries have had dexopt run on them. 2216 */ 2217 if (mSharedLibraries.size() > 0) { 2218 // NOTE: For now, we're compiling these system "shared libraries" 2219 // (and framework jars) into all available architectures. It's possible 2220 // to compile them only when we come across an app that uses them (there's 2221 // already logic for that in scanPackageLI) but that adds some complexity. 2222 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 2223 for (SharedLibraryEntry libEntry : mSharedLibraries.values()) { 2224 final String lib = libEntry.path; 2225 if (lib == null) { 2226 continue; 2227 } 2228 2229 try { 2230 // Shared libraries do not have profiles so we perform a full 2231 // AOT compilation (if needed). 2232 int dexoptNeeded = DexFile.getDexOptNeeded( 2233 lib, dexCodeInstructionSet, 2234 getCompilerFilterForReason(REASON_SHARED_APK), 2235 false /* newProfile */); 2236 if (dexoptNeeded != DexFile.NO_DEXOPT_NEEDED) { 2237 mInstaller.dexopt(lib, Process.SYSTEM_UID, dexCodeInstructionSet, 2238 dexoptNeeded, DEXOPT_PUBLIC /*dexFlags*/, 2239 getCompilerFilterForReason(REASON_SHARED_APK), 2240 StorageManager.UUID_PRIVATE_INTERNAL, 2241 SKIP_SHARED_LIBRARY_CHECK); 2242 } 2243 } catch (FileNotFoundException e) { 2244 Slog.w(TAG, "Library not found: " + lib); 2245 } catch (IOException | InstallerException e) { 2246 Slog.w(TAG, "Cannot dexopt " + lib + "; is it an APK or JAR? " 2247 + e.getMessage()); 2248 } 2249 } 2250 } 2251 } 2252 2253 File frameworkDir = new File(Environment.getRootDirectory(), "framework"); 2254 2255 final VersionInfo ver = mSettings.getInternalVersion(); 2256 mIsUpgrade = !Build.FINGERPRINT.equals(ver.fingerprint); 2257 2258 // when upgrading from pre-M, promote system app permissions from install to runtime 2259 mPromoteSystemApps = 2260 mIsUpgrade && ver.sdkVersion <= Build.VERSION_CODES.LOLLIPOP_MR1; 2261 2262 // When upgrading from pre-N, we need to handle package extraction like first boot, 2263 // as there is no profiling data available. 2264 mIsPreNUpgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N; 2265 2266 mIsPreNMR1Upgrade = mIsUpgrade && ver.sdkVersion < Build.VERSION_CODES.N_MR1; 2267 2268 // save off the names of pre-existing system packages prior to scanning; we don't 2269 // want to automatically grant runtime permissions for new system apps 2270 if (mPromoteSystemApps) { 2271 Iterator<PackageSetting> pkgSettingIter = mSettings.mPackages.values().iterator(); 2272 while (pkgSettingIter.hasNext()) { 2273 PackageSetting ps = pkgSettingIter.next(); 2274 if (isSystemApp(ps)) { 2275 mExistingSystemPackages.add(ps.name); 2276 } 2277 } 2278 } 2279 2280 // Collect vendor overlay packages. 2281 // (Do this before scanning any apps.) 2282 // For security and version matching reason, only consider 2283 // overlay packages if they reside in VENDOR_OVERLAY_DIR. 2284 File vendorOverlayDir = new File(VENDOR_OVERLAY_DIR); 2285 scanDirTracedLI(vendorOverlayDir, mDefParseFlags 2286 | PackageParser.PARSE_IS_SYSTEM 2287 | PackageParser.PARSE_IS_SYSTEM_DIR 2288 | PackageParser.PARSE_TRUSTED_OVERLAY, scanFlags | SCAN_TRUSTED_OVERLAY, 0); 2289 2290 // Find base frameworks (resource packages without code). 2291 scanDirTracedLI(frameworkDir, mDefParseFlags 2292 | PackageParser.PARSE_IS_SYSTEM 2293 | PackageParser.PARSE_IS_SYSTEM_DIR 2294 | PackageParser.PARSE_IS_PRIVILEGED, 2295 scanFlags | SCAN_NO_DEX, 0); 2296 2297 // Collected privileged system packages. 2298 final File privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app"); 2299 scanDirTracedLI(privilegedAppDir, mDefParseFlags 2300 | PackageParser.PARSE_IS_SYSTEM 2301 | PackageParser.PARSE_IS_SYSTEM_DIR 2302 | PackageParser.PARSE_IS_PRIVILEGED, scanFlags, 0); 2303 2304 // Collect ordinary system packages. 2305 final File systemAppDir = new File(Environment.getRootDirectory(), "app"); 2306 scanDirTracedLI(systemAppDir, mDefParseFlags 2307 | PackageParser.PARSE_IS_SYSTEM 2308 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2309 2310 // Collect all vendor packages. 2311 File vendorAppDir = new File("/vendor/app"); 2312 try { 2313 vendorAppDir = vendorAppDir.getCanonicalFile(); 2314 } catch (IOException e) { 2315 // failed to look up canonical path, continue with original one 2316 } 2317 scanDirTracedLI(vendorAppDir, mDefParseFlags 2318 | PackageParser.PARSE_IS_SYSTEM 2319 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2320 2321 // Collect all OEM packages. 2322 final File oemAppDir = new File(Environment.getOemDirectory(), "app"); 2323 scanDirTracedLI(oemAppDir, mDefParseFlags 2324 | PackageParser.PARSE_IS_SYSTEM 2325 | PackageParser.PARSE_IS_SYSTEM_DIR, scanFlags, 0); 2326 2327 // Prune any system packages that no longer exist. 2328 final List<String> possiblyDeletedUpdatedSystemApps = new ArrayList<String>(); 2329 if (!mOnlyCore) { 2330 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 2331 while (psit.hasNext()) { 2332 PackageSetting ps = psit.next(); 2333 2334 /* 2335 * If this is not a system app, it can't be a 2336 * disable system app. 2337 */ 2338 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0) { 2339 continue; 2340 } 2341 2342 /* 2343 * If the package is scanned, it's not erased. 2344 */ 2345 final PackageParser.Package scannedPkg = mPackages.get(ps.name); 2346 if (scannedPkg != null) { 2347 /* 2348 * If the system app is both scanned and in the 2349 * disabled packages list, then it must have been 2350 * added via OTA. Remove it from the currently 2351 * scanned package so the previously user-installed 2352 * application can be scanned. 2353 */ 2354 if (mSettings.isDisabledSystemPackageLPr(ps.name)) { 2355 logCriticalInfo(Log.WARN, "Expecting better updated system app for " 2356 + ps.name + "; removing system app. Last known codePath=" 2357 + ps.codePathString + ", installStatus=" + ps.installStatus 2358 + ", versionCode=" + ps.versionCode + "; scanned versionCode=" 2359 + scannedPkg.mVersionCode); 2360 removePackageLI(scannedPkg, true); 2361 mExpectingBetter.put(ps.name, ps.codePath); 2362 } 2363 2364 continue; 2365 } 2366 2367 if (!mSettings.isDisabledSystemPackageLPr(ps.name)) { 2368 psit.remove(); 2369 logCriticalInfo(Log.WARN, "System package " + ps.name 2370 + " no longer exists; it's data will be wiped"); 2371 // Actual deletion of code and data will be handled by later 2372 // reconciliation step 2373 } else { 2374 final PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(ps.name); 2375 if (disabledPs.codePath == null || !disabledPs.codePath.exists()) { 2376 possiblyDeletedUpdatedSystemApps.add(ps.name); 2377 } 2378 } 2379 } 2380 } 2381 2382 //look for any incomplete package installations 2383 ArrayList<PackageSetting> deletePkgsList = mSettings.getListOfIncompleteInstallPackagesLPr(); 2384 for (int i = 0; i < deletePkgsList.size(); i++) { 2385 // Actual deletion of code and data will be handled by later 2386 // reconciliation step 2387 final String packageName = deletePkgsList.get(i).name; 2388 logCriticalInfo(Log.WARN, "Cleaning up incompletely installed app: " + packageName); 2389 synchronized (mPackages) { 2390 mSettings.removePackageLPw(packageName); 2391 } 2392 } 2393 2394 //delete tmp files 2395 deleteTempPackageFiles(); 2396 2397 // Remove any shared userIDs that have no associated packages 2398 mSettings.pruneSharedUsersLPw(); 2399 2400 if (!mOnlyCore) { 2401 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START, 2402 SystemClock.uptimeMillis()); 2403 scanDirTracedLI(mAppInstallDir, 0, scanFlags | SCAN_REQUIRE_KNOWN, 0); 2404 2405 scanDirTracedLI(mDrmAppPrivateInstallDir, mDefParseFlags 2406 | PackageParser.PARSE_FORWARD_LOCK, 2407 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2408 2409 scanDirLI(mEphemeralInstallDir, mDefParseFlags 2410 | PackageParser.PARSE_IS_EPHEMERAL, 2411 scanFlags | SCAN_REQUIRE_KNOWN, 0); 2412 2413 /** 2414 * Remove disable package settings for any updated system 2415 * apps that were removed via an OTA. If they're not a 2416 * previously-updated app, remove them completely. 2417 * Otherwise, just revoke their system-level permissions. 2418 */ 2419 for (String deletedAppName : possiblyDeletedUpdatedSystemApps) { 2420 PackageParser.Package deletedPkg = mPackages.get(deletedAppName); 2421 mSettings.removeDisabledSystemPackageLPw(deletedAppName); 2422 2423 String msg; 2424 if (deletedPkg == null) { 2425 msg = "Updated system package " + deletedAppName 2426 + " no longer exists; it's data will be wiped"; 2427 // Actual deletion of code and data will be handled by later 2428 // reconciliation step 2429 } else { 2430 msg = "Updated system app + " + deletedAppName 2431 + " no longer present; removing system privileges for " 2432 + deletedAppName; 2433 2434 deletedPkg.applicationInfo.flags &= ~ApplicationInfo.FLAG_SYSTEM; 2435 2436 PackageSetting deletedPs = mSettings.mPackages.get(deletedAppName); 2437 deletedPs.pkgFlags &= ~ApplicationInfo.FLAG_SYSTEM; 2438 } 2439 logCriticalInfo(Log.WARN, msg); 2440 } 2441 2442 /** 2443 * Make sure all system apps that we expected to appear on 2444 * the userdata partition actually showed up. If they never 2445 * appeared, crawl back and revive the system version. 2446 */ 2447 for (int i = 0; i < mExpectingBetter.size(); i++) { 2448 final String packageName = mExpectingBetter.keyAt(i); 2449 if (!mPackages.containsKey(packageName)) { 2450 final File scanFile = mExpectingBetter.valueAt(i); 2451 2452 logCriticalInfo(Log.WARN, "Expected better " + packageName 2453 + " but never showed up; reverting to system"); 2454 2455 int reparseFlags = mDefParseFlags; 2456 if (FileUtils.contains(privilegedAppDir, scanFile)) { 2457 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2458 | PackageParser.PARSE_IS_SYSTEM_DIR 2459 | PackageParser.PARSE_IS_PRIVILEGED; 2460 } else if (FileUtils.contains(systemAppDir, scanFile)) { 2461 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2462 | PackageParser.PARSE_IS_SYSTEM_DIR; 2463 } else if (FileUtils.contains(vendorAppDir, scanFile)) { 2464 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2465 | PackageParser.PARSE_IS_SYSTEM_DIR; 2466 } else if (FileUtils.contains(oemAppDir, scanFile)) { 2467 reparseFlags = PackageParser.PARSE_IS_SYSTEM 2468 | PackageParser.PARSE_IS_SYSTEM_DIR; 2469 } else { 2470 Slog.e(TAG, "Ignoring unexpected fallback path " + scanFile); 2471 continue; 2472 } 2473 2474 mSettings.enableSystemPackageLPw(packageName); 2475 2476 try { 2477 scanPackageTracedLI(scanFile, reparseFlags, scanFlags, 0, null); 2478 } catch (PackageManagerException e) { 2479 Slog.e(TAG, "Failed to parse original system package: " 2480 + e.getMessage()); 2481 } 2482 } 2483 } 2484 } 2485 mExpectingBetter.clear(); 2486 2487 // Resolve the storage manager. 2488 mStorageManagerPackage = getStorageManagerPackageName(); 2489 2490 // Resolve protected action filters. Only the setup wizard is allowed to 2491 // have a high priority filter for these actions. 2492 mSetupWizardPackage = getSetupWizardPackageName(); 2493 if (mProtectedFilters.size() > 0) { 2494 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 2495 Slog.i(TAG, "No setup wizard;" 2496 + " All protected intents capped to priority 0"); 2497 } 2498 for (ActivityIntentInfo filter : mProtectedFilters) { 2499 if (filter.activity.info.packageName.equals(mSetupWizardPackage)) { 2500 if (DEBUG_FILTERS) { 2501 Slog.i(TAG, "Found setup wizard;" 2502 + " allow priority " + filter.getPriority() + ";" 2503 + " package: " + filter.activity.info.packageName 2504 + " activity: " + filter.activity.className 2505 + " priority: " + filter.getPriority()); 2506 } 2507 // skip setup wizard; allow it to keep the high priority filter 2508 continue; 2509 } 2510 Slog.w(TAG, "Protected action; cap priority to 0;" 2511 + " package: " + filter.activity.info.packageName 2512 + " activity: " + filter.activity.className 2513 + " origPrio: " + filter.getPriority()); 2514 filter.setPriority(0); 2515 } 2516 } 2517 mDeferProtectedFilters = false; 2518 mProtectedFilters.clear(); 2519 2520 // Now that we know all of the shared libraries, update all clients to have 2521 // the correct library paths. 2522 updateAllSharedLibrariesLPw(); 2523 2524 for (SharedUserSetting setting : mSettings.getAllSharedUsersLPw()) { 2525 // NOTE: We ignore potential failures here during a system scan (like 2526 // the rest of the commands above) because there's precious little we 2527 // can do about it. A settings error is reported, though. 2528 adjustCpuAbisForSharedUserLPw(setting.packages, null /* scanned package */, 2529 false /* boot complete */); 2530 } 2531 2532 // Now that we know all the packages we are keeping, 2533 // read and update their last usage times. 2534 mPackageUsage.read(mPackages); 2535 mCompilerStats.read(); 2536 2537 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_SCAN_END, 2538 SystemClock.uptimeMillis()); 2539 Slog.i(TAG, "Time to scan packages: " 2540 + ((SystemClock.uptimeMillis()-startTime)/1000f) 2541 + " seconds"); 2542 2543 // If the platform SDK has changed since the last time we booted, 2544 // we need to re-grant app permission to catch any new ones that 2545 // appear. This is really a hack, and means that apps can in some 2546 // cases get permissions that the user didn't initially explicitly 2547 // allow... it would be nice to have some better way to handle 2548 // this situation. 2549 int updateFlags = UPDATE_PERMISSIONS_ALL; 2550 if (ver.sdkVersion != mSdkVersion) { 2551 Slog.i(TAG, "Platform changed from " + ver.sdkVersion + " to " 2552 + mSdkVersion + "; regranting permissions for internal storage"); 2553 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 2554 } 2555 updatePermissionsLPw(null, null, StorageManager.UUID_PRIVATE_INTERNAL, updateFlags); 2556 ver.sdkVersion = mSdkVersion; 2557 2558 // If this is the first boot or an update from pre-M, and it is a normal 2559 // boot, then we need to initialize the default preferred apps across 2560 // all defined users. 2561 if (!onlyCore && (mPromoteSystemApps || mFirstBoot)) { 2562 for (UserInfo user : sUserManager.getUsers(true)) { 2563 mSettings.applyDefaultPreferredAppsLPw(this, user.id); 2564 applyFactoryDefaultBrowserLPw(user.id); 2565 primeDomainVerificationsLPw(user.id); 2566 } 2567 } 2568 2569 // Prepare storage for system user really early during boot, 2570 // since core system apps like SettingsProvider and SystemUI 2571 // can't wait for user to start 2572 final int storageFlags; 2573 if (StorageManager.isFileEncryptedNativeOrEmulated()) { 2574 storageFlags = StorageManager.FLAG_STORAGE_DE; 2575 } else { 2576 storageFlags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 2577 } 2578 reconcileAppsDataLI(StorageManager.UUID_PRIVATE_INTERNAL, UserHandle.USER_SYSTEM, 2579 storageFlags); 2580 2581 // If this is first boot after an OTA, and a normal boot, then 2582 // we need to clear code cache directories. 2583 // Note that we do *not* clear the application profiles. These remain valid 2584 // across OTAs and are used to drive profile verification (post OTA) and 2585 // profile compilation (without waiting to collect a fresh set of profiles). 2586 if (mIsUpgrade && !onlyCore) { 2587 Slog.i(TAG, "Build fingerprint changed; clearing code caches"); 2588 for (int i = 0; i < mSettings.mPackages.size(); i++) { 2589 final PackageSetting ps = mSettings.mPackages.valueAt(i); 2590 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, ps.volumeUuid)) { 2591 // No apps are running this early, so no need to freeze 2592 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 2593 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 2594 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 2595 } 2596 } 2597 ver.fingerprint = Build.FINGERPRINT; 2598 } 2599 2600 checkDefaultBrowser(); 2601 2602 // clear only after permissions and other defaults have been updated 2603 mExistingSystemPackages.clear(); 2604 mPromoteSystemApps = false; 2605 2606 // All the changes are done during package scanning. 2607 ver.databaseVersion = Settings.CURRENT_DATABASE_VERSION; 2608 2609 // can downgrade to reader 2610 mSettings.writeLPr(); 2611 2612 // Perform dexopt on all apps that mark themselves as coreApps. We do this pretty 2613 // early on (before the package manager declares itself as early) because other 2614 // components in the system server might ask for package contexts for these apps. 2615 // 2616 // Note that "onlyCore" in this context means the system is encrypted or encrypting 2617 // (i.e, that the data partition is unavailable). 2618 if ((isFirstBoot() || isUpgrade() || VMRuntime.didPruneDalvikCache()) && !onlyCore) { 2619 long start = System.nanoTime(); 2620 List<PackageParser.Package> coreApps = new ArrayList<>(); 2621 for (PackageParser.Package pkg : mPackages.values()) { 2622 if (pkg.coreApp) { 2623 coreApps.add(pkg); 2624 } 2625 } 2626 2627 int[] stats = performDexOptUpgrade(coreApps, false, 2628 getCompilerFilterForReason(REASON_CORE_APP)); 2629 2630 final int elapsedTimeSeconds = 2631 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - start); 2632 MetricsLogger.histogram(mContext, "opt_coreapps_time_s", elapsedTimeSeconds); 2633 2634 if (DEBUG_DEXOPT) { 2635 Slog.i(TAG, "Dex-opt core apps took : " + elapsedTimeSeconds + " seconds (" + 2636 stats[0] + ", " + stats[1] + ", " + stats[2] + ")"); 2637 } 2638 2639 2640 // TODO: Should we log these stats to tron too ? 2641 // MetricsLogger.histogram(mContext, "opt_coreapps_num_dexopted", stats[0]); 2642 // MetricsLogger.histogram(mContext, "opt_coreapps_num_skipped", stats[1]); 2643 // MetricsLogger.histogram(mContext, "opt_coreapps_num_failed", stats[2]); 2644 // MetricsLogger.histogram(mContext, "opt_coreapps_num_total", coreApps.size()); 2645 } 2646 2647 EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_READY, 2648 SystemClock.uptimeMillis()); 2649 2650 if (!mOnlyCore) { 2651 mRequiredVerifierPackage = getRequiredButNotReallyRequiredVerifierLPr(); 2652 mRequiredInstallerPackage = getRequiredInstallerLPr(); 2653 mRequiredUninstallerPackage = getRequiredUninstallerLPr(); 2654 mIntentFilterVerifierComponent = getIntentFilterVerifierComponentNameLPr(); 2655 mIntentFilterVerifier = new IntentVerifierProxy(mContext, 2656 mIntentFilterVerifierComponent); 2657 mServicesSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2658 PackageManager.SYSTEM_SHARED_LIBRARY_SERVICES); 2659 mSharedSystemSharedLibraryPackageName = getRequiredSharedLibraryLPr( 2660 PackageManager.SYSTEM_SHARED_LIBRARY_SHARED); 2661 } else { 2662 mRequiredVerifierPackage = null; 2663 mRequiredInstallerPackage = null; 2664 mRequiredUninstallerPackage = null; 2665 mIntentFilterVerifierComponent = null; 2666 mIntentFilterVerifier = null; 2667 mServicesSystemSharedLibraryPackageName = null; 2668 mSharedSystemSharedLibraryPackageName = null; 2669 } 2670 2671 mInstallerService = new PackageInstallerService(context, this); 2672 2673 final ComponentName ephemeralResolverComponent = getEphemeralResolverLPr(); 2674 final ComponentName ephemeralInstallerComponent = getEphemeralInstallerLPr(); 2675 // both the installer and resolver must be present to enable ephemeral 2676 if (ephemeralInstallerComponent != null && ephemeralResolverComponent != null) { 2677 if (DEBUG_EPHEMERAL) { 2678 Slog.i(TAG, "Ephemeral activated; resolver: " + ephemeralResolverComponent 2679 + " installer:" + ephemeralInstallerComponent); 2680 } 2681 mEphemeralResolverComponent = ephemeralResolverComponent; 2682 mEphemeralInstallerComponent = ephemeralInstallerComponent; 2683 setUpEphemeralInstallerActivityLP(mEphemeralInstallerComponent); 2684 mEphemeralResolverConnection = 2685 new EphemeralResolverConnection(mContext, mEphemeralResolverComponent); 2686 } else { 2687 if (DEBUG_EPHEMERAL) { 2688 final String missingComponent = 2689 (ephemeralResolverComponent == null) 2690 ? (ephemeralInstallerComponent == null) 2691 ? "resolver and installer" 2692 : "resolver" 2693 : "installer"; 2694 Slog.i(TAG, "Ephemeral deactivated; missing " + missingComponent); 2695 } 2696 mEphemeralResolverComponent = null; 2697 mEphemeralInstallerComponent = null; 2698 mEphemeralResolverConnection = null; 2699 } 2700 2701 mEphemeralApplicationRegistry = new EphemeralApplicationRegistry(this); 2702 } // synchronized (mPackages) 2703 } // synchronized (mInstallLock) 2704 2705 // Now after opening every single application zip, make sure they 2706 // are all flushed. Not really needed, but keeps things nice and 2707 // tidy. 2708 Runtime.getRuntime().gc(); 2709 2710 // The initial scanning above does many calls into installd while 2711 // holding the mPackages lock, but we're mostly interested in yelling 2712 // once we have a booted system. 2713 mInstaller.setWarnIfHeld(mPackages); 2714 2715 // Expose private service for system components to use. 2716 LocalServices.addService(PackageManagerInternal.class, new PackageManagerInternalImpl()); 2717 } 2718 2719 @Override 2720 public boolean isFirstBoot() { 2721 return mFirstBoot; 2722 } 2723 2724 @Override 2725 public boolean isOnlyCoreApps() { 2726 return mOnlyCore; 2727 } 2728 2729 @Override 2730 public boolean isUpgrade() { 2731 return mIsUpgrade; 2732 } 2733 2734 private @Nullable String getRequiredButNotReallyRequiredVerifierLPr() { 2735 final Intent intent = new Intent(Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 2736 2737 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2738 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2739 UserHandle.USER_SYSTEM); 2740 if (matches.size() == 1) { 2741 return matches.get(0).getComponentInfo().packageName; 2742 } else if (matches.size() == 0) { 2743 Log.e(TAG, "There should probably be a verifier, but, none were found"); 2744 return null; 2745 } 2746 throw new RuntimeException("There must be exactly one verifier; found " + matches); 2747 } 2748 2749 private @NonNull String getRequiredSharedLibraryLPr(String libraryName) { 2750 synchronized (mPackages) { 2751 SharedLibraryEntry libraryEntry = mSharedLibraries.get(libraryName); 2752 if (libraryEntry == null) { 2753 throw new IllegalStateException("Missing required shared library:" + libraryName); 2754 } 2755 return libraryEntry.apk; 2756 } 2757 } 2758 2759 private @NonNull String getRequiredInstallerLPr() { 2760 final Intent intent = new Intent(Intent.ACTION_INSTALL_PACKAGE); 2761 intent.addCategory(Intent.CATEGORY_DEFAULT); 2762 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2763 2764 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2765 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2766 UserHandle.USER_SYSTEM); 2767 if (matches.size() == 1) { 2768 ResolveInfo resolveInfo = matches.get(0); 2769 if (!resolveInfo.activityInfo.applicationInfo.isPrivilegedApp()) { 2770 throw new RuntimeException("The installer must be a privileged app"); 2771 } 2772 return matches.get(0).getComponentInfo().packageName; 2773 } else { 2774 throw new RuntimeException("There must be exactly one installer; found " + matches); 2775 } 2776 } 2777 2778 private @NonNull String getRequiredUninstallerLPr() { 2779 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 2780 intent.addCategory(Intent.CATEGORY_DEFAULT); 2781 intent.setData(Uri.fromParts(PACKAGE_SCHEME, "foo.bar", null)); 2782 2783 final ResolveInfo resolveInfo = resolveIntent(intent, null, 2784 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2785 UserHandle.USER_SYSTEM); 2786 if (resolveInfo == null || 2787 mResolveActivity.name.equals(resolveInfo.getComponentInfo().name)) { 2788 throw new RuntimeException("There must be exactly one uninstaller; found " 2789 + resolveInfo); 2790 } 2791 return resolveInfo.getComponentInfo().packageName; 2792 } 2793 2794 private @NonNull ComponentName getIntentFilterVerifierComponentNameLPr() { 2795 final Intent intent = new Intent(Intent.ACTION_INTENT_FILTER_NEEDS_VERIFICATION); 2796 2797 final List<ResolveInfo> matches = queryIntentReceiversInternal(intent, PACKAGE_MIME_TYPE, 2798 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 2799 UserHandle.USER_SYSTEM); 2800 ResolveInfo best = null; 2801 final int N = matches.size(); 2802 for (int i = 0; i < N; i++) { 2803 final ResolveInfo cur = matches.get(i); 2804 final String packageName = cur.getComponentInfo().packageName; 2805 if (checkPermission(android.Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 2806 packageName, UserHandle.USER_SYSTEM) != PackageManager.PERMISSION_GRANTED) { 2807 continue; 2808 } 2809 2810 if (best == null || cur.priority > best.priority) { 2811 best = cur; 2812 } 2813 } 2814 2815 if (best != null) { 2816 return best.getComponentInfo().getComponentName(); 2817 } else { 2818 throw new RuntimeException("There must be at least one intent filter verifier"); 2819 } 2820 } 2821 2822 private @Nullable ComponentName getEphemeralResolverLPr() { 2823 final String[] packageArray = 2824 mContext.getResources().getStringArray(R.array.config_ephemeralResolverPackage); 2825 if (packageArray.length == 0 && !Build.IS_DEBUGGABLE) { 2826 if (DEBUG_EPHEMERAL) { 2827 Slog.d(TAG, "Ephemeral resolver NOT found; empty package list"); 2828 } 2829 return null; 2830 } 2831 2832 final int resolveFlags = 2833 MATCH_DIRECT_BOOT_AWARE 2834 | MATCH_DIRECT_BOOT_UNAWARE 2835 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2836 final Intent resolverIntent = new Intent(Intent.ACTION_RESOLVE_EPHEMERAL_PACKAGE); 2837 final List<ResolveInfo> resolvers = queryIntentServicesInternal(resolverIntent, null, 2838 resolveFlags, UserHandle.USER_SYSTEM); 2839 2840 final int N = resolvers.size(); 2841 if (N == 0) { 2842 if (DEBUG_EPHEMERAL) { 2843 Slog.d(TAG, "Ephemeral resolver NOT found; no matching intent filters"); 2844 } 2845 return null; 2846 } 2847 2848 final Set<String> possiblePackages = new ArraySet<>(Arrays.asList(packageArray)); 2849 for (int i = 0; i < N; i++) { 2850 final ResolveInfo info = resolvers.get(i); 2851 2852 if (info.serviceInfo == null) { 2853 continue; 2854 } 2855 2856 final String packageName = info.serviceInfo.packageName; 2857 if (!possiblePackages.contains(packageName) && !Build.IS_DEBUGGABLE) { 2858 if (DEBUG_EPHEMERAL) { 2859 Slog.d(TAG, "Ephemeral resolver not in allowed package list;" 2860 + " pkg: " + packageName + ", info:" + info); 2861 } 2862 continue; 2863 } 2864 2865 if (DEBUG_EPHEMERAL) { 2866 Slog.v(TAG, "Ephemeral resolver found;" 2867 + " pkg: " + packageName + ", info:" + info); 2868 } 2869 return new ComponentName(packageName, info.serviceInfo.name); 2870 } 2871 if (DEBUG_EPHEMERAL) { 2872 Slog.v(TAG, "Ephemeral resolver NOT found"); 2873 } 2874 return null; 2875 } 2876 2877 private @Nullable ComponentName getEphemeralInstallerLPr() { 2878 final Intent intent = new Intent(Intent.ACTION_INSTALL_EPHEMERAL_PACKAGE); 2879 intent.addCategory(Intent.CATEGORY_DEFAULT); 2880 intent.setDataAndType(Uri.fromFile(new File("foo.apk")), PACKAGE_MIME_TYPE); 2881 2882 final int resolveFlags = 2883 MATCH_DIRECT_BOOT_AWARE 2884 | MATCH_DIRECT_BOOT_UNAWARE 2885 | (!Build.IS_DEBUGGABLE ? MATCH_SYSTEM_ONLY : 0); 2886 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, PACKAGE_MIME_TYPE, 2887 resolveFlags, UserHandle.USER_SYSTEM); 2888 if (matches.size() == 0) { 2889 return null; 2890 } else if (matches.size() == 1) { 2891 return matches.get(0).getComponentInfo().getComponentName(); 2892 } else { 2893 throw new RuntimeException( 2894 "There must be at most one ephemeral installer; found " + matches); 2895 } 2896 } 2897 2898 private void primeDomainVerificationsLPw(int userId) { 2899 if (DEBUG_DOMAIN_VERIFICATION) { 2900 Slog.d(TAG, "Priming domain verifications in user " + userId); 2901 } 2902 2903 SystemConfig systemConfig = SystemConfig.getInstance(); 2904 ArraySet<String> packages = systemConfig.getLinkedApps(); 2905 ArraySet<String> domains = new ArraySet<String>(); 2906 2907 for (String packageName : packages) { 2908 PackageParser.Package pkg = mPackages.get(packageName); 2909 if (pkg != null) { 2910 if (!pkg.isSystemApp()) { 2911 Slog.w(TAG, "Non-system app '" + packageName + "' in sysconfig <app-link>"); 2912 continue; 2913 } 2914 2915 domains.clear(); 2916 for (PackageParser.Activity a : pkg.activities) { 2917 for (ActivityIntentInfo filter : a.intents) { 2918 if (hasValidDomains(filter)) { 2919 domains.addAll(filter.getHostsList()); 2920 } 2921 } 2922 } 2923 2924 if (domains.size() > 0) { 2925 if (DEBUG_DOMAIN_VERIFICATION) { 2926 Slog.v(TAG, " + " + packageName); 2927 } 2928 // 'Undefined' in the global IntentFilterVerificationInfo, i.e. the usual 2929 // state w.r.t. the formal app-linkage "no verification attempted" state; 2930 // and then 'always' in the per-user state actually used for intent resolution. 2931 final IntentFilterVerificationInfo ivi; 2932 ivi = mSettings.createIntentFilterVerificationIfNeededLPw(packageName, 2933 new ArrayList<String>(domains)); 2934 ivi.setStatus(INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED); 2935 mSettings.updateIntentFilterVerificationStatusLPw(packageName, 2936 INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, userId); 2937 } else { 2938 Slog.w(TAG, "Sysconfig <app-link> package '" + packageName 2939 + "' does not handle web links"); 2940 } 2941 } else { 2942 Slog.w(TAG, "Unknown package " + packageName + " in sysconfig <app-link>"); 2943 } 2944 } 2945 2946 scheduleWritePackageRestrictionsLocked(userId); 2947 scheduleWriteSettingsLocked(); 2948 } 2949 2950 private void applyFactoryDefaultBrowserLPw(int userId) { 2951 // The default browser app's package name is stored in a string resource, 2952 // with a product-specific overlay used for vendor customization. 2953 String browserPkg = mContext.getResources().getString( 2954 com.android.internal.R.string.default_browser); 2955 if (!TextUtils.isEmpty(browserPkg)) { 2956 // non-empty string => required to be a known package 2957 PackageSetting ps = mSettings.mPackages.get(browserPkg); 2958 if (ps == null) { 2959 Slog.e(TAG, "Product default browser app does not exist: " + browserPkg); 2960 browserPkg = null; 2961 } else { 2962 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2963 } 2964 } 2965 2966 // Nothing valid explicitly set? Make the factory-installed browser the explicit 2967 // default. If there's more than one, just leave everything alone. 2968 if (browserPkg == null) { 2969 calculateDefaultBrowserLPw(userId); 2970 } 2971 } 2972 2973 private void calculateDefaultBrowserLPw(int userId) { 2974 List<String> allBrowsers = resolveAllBrowserApps(userId); 2975 final String browserPkg = (allBrowsers.size() == 1) ? allBrowsers.get(0) : null; 2976 mSettings.setDefaultBrowserPackageNameLPw(browserPkg, userId); 2977 } 2978 2979 private List<String> resolveAllBrowserApps(int userId) { 2980 // Resolve the canonical browser intent and check that the handleAllWebDataURI boolean is set 2981 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 2982 PackageManager.MATCH_ALL, userId); 2983 2984 final int count = list.size(); 2985 List<String> result = new ArrayList<String>(count); 2986 for (int i=0; i<count; i++) { 2987 ResolveInfo info = list.get(i); 2988 if (info.activityInfo == null 2989 || !info.handleAllWebDataURI 2990 || (info.activityInfo.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0 2991 || result.contains(info.activityInfo.packageName)) { 2992 continue; 2993 } 2994 result.add(info.activityInfo.packageName); 2995 } 2996 2997 return result; 2998 } 2999 3000 private boolean packageIsBrowser(String packageName, int userId) { 3001 List<ResolveInfo> list = queryIntentActivitiesInternal(sBrowserIntent, null, 3002 PackageManager.MATCH_ALL, userId); 3003 final int N = list.size(); 3004 for (int i = 0; i < N; i++) { 3005 ResolveInfo info = list.get(i); 3006 if (packageName.equals(info.activityInfo.packageName)) { 3007 return true; 3008 } 3009 } 3010 return false; 3011 } 3012 3013 private void checkDefaultBrowser() { 3014 final int myUserId = UserHandle.myUserId(); 3015 final String packageName = getDefaultBrowserPackageName(myUserId); 3016 if (packageName != null) { 3017 PackageInfo info = getPackageInfo(packageName, 0, myUserId); 3018 if (info == null) { 3019 Slog.w(TAG, "Default browser no longer installed: " + packageName); 3020 synchronized (mPackages) { 3021 applyFactoryDefaultBrowserLPw(myUserId); // leaves ambiguous when > 1 3022 } 3023 } 3024 } 3025 } 3026 3027 @Override 3028 public boolean onTransact(int code, Parcel data, Parcel reply, int flags) 3029 throws RemoteException { 3030 try { 3031 return super.onTransact(code, data, reply, flags); 3032 } catch (RuntimeException e) { 3033 if (!(e instanceof SecurityException) && !(e instanceof IllegalArgumentException)) { 3034 Slog.wtf(TAG, "Package Manager Crash", e); 3035 } 3036 throw e; 3037 } 3038 } 3039 3040 static int[] appendInts(int[] cur, int[] add) { 3041 if (add == null) return cur; 3042 if (cur == null) return add; 3043 final int N = add.length; 3044 for (int i=0; i<N; i++) { 3045 cur = appendInt(cur, add[i]); 3046 } 3047 return cur; 3048 } 3049 3050 private PackageInfo generatePackageInfo(PackageSetting ps, int flags, int userId) { 3051 if (!sUserManager.exists(userId)) return null; 3052 if (ps == null) { 3053 return null; 3054 } 3055 final PackageParser.Package p = ps.pkg; 3056 if (p == null) { 3057 return null; 3058 } 3059 3060 final PermissionsState permissionsState = ps.getPermissionsState(); 3061 3062 // Compute GIDs only if requested 3063 final int[] gids = (flags & PackageManager.GET_GIDS) == 0 3064 ? EMPTY_INT_ARRAY : permissionsState.computeGids(userId); 3065 // Compute granted permissions only if package has requested permissions 3066 final Set<String> permissions = ArrayUtils.isEmpty(p.requestedPermissions) 3067 ? Collections.<String>emptySet() : permissionsState.getPermissions(userId); 3068 final PackageUserState state = ps.readUserState(userId); 3069 3070 return PackageParser.generatePackageInfo(p, gids, flags, 3071 ps.firstInstallTime, ps.lastUpdateTime, permissions, state, userId); 3072 } 3073 3074 @Override 3075 public void checkPackageStartable(String packageName, int userId) { 3076 final boolean userKeyUnlocked = StorageManager.isUserKeyUnlocked(userId); 3077 3078 synchronized (mPackages) { 3079 final PackageSetting ps = mSettings.mPackages.get(packageName); 3080 if (ps == null) { 3081 throw new SecurityException("Package " + packageName + " was not found!"); 3082 } 3083 3084 if (!ps.getInstalled(userId)) { 3085 throw new SecurityException( 3086 "Package " + packageName + " was not installed for user " + userId + "!"); 3087 } 3088 3089 if (mSafeMode && !ps.isSystem()) { 3090 throw new SecurityException("Package " + packageName + " not a system app!"); 3091 } 3092 3093 if (mFrozenPackages.contains(packageName)) { 3094 throw new SecurityException("Package " + packageName + " is currently frozen!"); 3095 } 3096 3097 if (!userKeyUnlocked && !(ps.pkg.applicationInfo.isDirectBootAware() 3098 || ps.pkg.applicationInfo.isPartiallyDirectBootAware())) { 3099 throw new SecurityException("Package " + packageName + " is not encryption aware!"); 3100 } 3101 } 3102 } 3103 3104 @Override 3105 public boolean isPackageAvailable(String packageName, int userId) { 3106 if (!sUserManager.exists(userId)) return false; 3107 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3108 false /* requireFullPermission */, false /* checkShell */, "is package available"); 3109 synchronized (mPackages) { 3110 PackageParser.Package p = mPackages.get(packageName); 3111 if (p != null) { 3112 final PackageSetting ps = (PackageSetting) p.mExtras; 3113 if (ps != null) { 3114 final PackageUserState state = ps.readUserState(userId); 3115 if (state != null) { 3116 return PackageParser.isAvailable(state); 3117 } 3118 } 3119 } 3120 } 3121 return false; 3122 } 3123 3124 @Override 3125 public PackageInfo getPackageInfo(String packageName, int flags, int userId) { 3126 if (!sUserManager.exists(userId)) return null; 3127 flags = updateFlagsForPackage(flags, userId, packageName); 3128 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3129 false /* requireFullPermission */, false /* checkShell */, "get package info"); 3130 3131 // reader 3132 synchronized (mPackages) { 3133 // Normalize package name to hanlde renamed packages 3134 packageName = normalizePackageNameLPr(packageName); 3135 3136 final boolean matchFactoryOnly = (flags & MATCH_FACTORY_ONLY) != 0; 3137 PackageParser.Package p = null; 3138 if (matchFactoryOnly) { 3139 final PackageSetting ps = mSettings.getDisabledSystemPkgLPr(packageName); 3140 if (ps != null) { 3141 return generatePackageInfo(ps, flags, userId); 3142 } 3143 } 3144 if (p == null) { 3145 p = mPackages.get(packageName); 3146 if (matchFactoryOnly && p != null && !isSystemApp(p)) { 3147 return null; 3148 } 3149 } 3150 if (DEBUG_PACKAGE_INFO) 3151 Log.v(TAG, "getPackageInfo " + packageName + ": " + p); 3152 if (p != null) { 3153 return generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 3154 } 3155 if (!matchFactoryOnly && (flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3156 final PackageSetting ps = mSettings.mPackages.get(packageName); 3157 return generatePackageInfo(ps, flags, userId); 3158 } 3159 } 3160 return null; 3161 } 3162 3163 @Override 3164 public String[] currentToCanonicalPackageNames(String[] names) { 3165 String[] out = new String[names.length]; 3166 // reader 3167 synchronized (mPackages) { 3168 for (int i=names.length-1; i>=0; i--) { 3169 PackageSetting ps = mSettings.mPackages.get(names[i]); 3170 out[i] = ps != null && ps.realName != null ? ps.realName : names[i]; 3171 } 3172 } 3173 return out; 3174 } 3175 3176 @Override 3177 public String[] canonicalToCurrentPackageNames(String[] names) { 3178 String[] out = new String[names.length]; 3179 // reader 3180 synchronized (mPackages) { 3181 for (int i=names.length-1; i>=0; i--) { 3182 String cur = mSettings.mRenamedPackages.get(names[i]); 3183 out[i] = cur != null ? cur : names[i]; 3184 } 3185 } 3186 return out; 3187 } 3188 3189 @Override 3190 public int getPackageUid(String packageName, int flags, int userId) { 3191 if (!sUserManager.exists(userId)) return -1; 3192 flags = updateFlagsForPackage(flags, userId, packageName); 3193 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3194 false /* requireFullPermission */, false /* checkShell */, "get package uid"); 3195 3196 // reader 3197 synchronized (mPackages) { 3198 final PackageParser.Package p = mPackages.get(packageName); 3199 if (p != null && p.isMatch(flags)) { 3200 return UserHandle.getUid(userId, p.applicationInfo.uid); 3201 } 3202 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3203 final PackageSetting ps = mSettings.mPackages.get(packageName); 3204 if (ps != null && ps.isMatch(flags)) { 3205 return UserHandle.getUid(userId, ps.appId); 3206 } 3207 } 3208 } 3209 3210 return -1; 3211 } 3212 3213 @Override 3214 public int[] getPackageGids(String packageName, int flags, int userId) { 3215 if (!sUserManager.exists(userId)) return null; 3216 flags = updateFlagsForPackage(flags, userId, packageName); 3217 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3218 false /* requireFullPermission */, false /* checkShell */, 3219 "getPackageGids"); 3220 3221 // reader 3222 synchronized (mPackages) { 3223 final PackageParser.Package p = mPackages.get(packageName); 3224 if (p != null && p.isMatch(flags)) { 3225 PackageSetting ps = (PackageSetting) p.mExtras; 3226 return ps.getPermissionsState().computeGids(userId); 3227 } 3228 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3229 final PackageSetting ps = mSettings.mPackages.get(packageName); 3230 if (ps != null && ps.isMatch(flags)) { 3231 return ps.getPermissionsState().computeGids(userId); 3232 } 3233 } 3234 } 3235 3236 return null; 3237 } 3238 3239 static PermissionInfo generatePermissionInfo(BasePermission bp, int flags) { 3240 if (bp.perm != null) { 3241 return PackageParser.generatePermissionInfo(bp.perm, flags); 3242 } 3243 PermissionInfo pi = new PermissionInfo(); 3244 pi.name = bp.name; 3245 pi.packageName = bp.sourcePackage; 3246 pi.nonLocalizedLabel = bp.name; 3247 pi.protectionLevel = bp.protectionLevel; 3248 return pi; 3249 } 3250 3251 @Override 3252 public PermissionInfo getPermissionInfo(String name, int flags) { 3253 // reader 3254 synchronized (mPackages) { 3255 final BasePermission p = mSettings.mPermissions.get(name); 3256 if (p != null) { 3257 return generatePermissionInfo(p, flags); 3258 } 3259 return null; 3260 } 3261 } 3262 3263 @Override 3264 public @Nullable ParceledListSlice<PermissionInfo> queryPermissionsByGroup(String group, 3265 int flags) { 3266 // reader 3267 synchronized (mPackages) { 3268 if (group != null && !mPermissionGroups.containsKey(group)) { 3269 // This is thrown as NameNotFoundException 3270 return null; 3271 } 3272 3273 ArrayList<PermissionInfo> out = new ArrayList<PermissionInfo>(10); 3274 for (BasePermission p : mSettings.mPermissions.values()) { 3275 if (group == null) { 3276 if (p.perm == null || p.perm.info.group == null) { 3277 out.add(generatePermissionInfo(p, flags)); 3278 } 3279 } else { 3280 if (p.perm != null && group.equals(p.perm.info.group)) { 3281 out.add(PackageParser.generatePermissionInfo(p.perm, flags)); 3282 } 3283 } 3284 } 3285 return new ParceledListSlice<>(out); 3286 } 3287 } 3288 3289 @Override 3290 public PermissionGroupInfo getPermissionGroupInfo(String name, int flags) { 3291 // reader 3292 synchronized (mPackages) { 3293 return PackageParser.generatePermissionGroupInfo( 3294 mPermissionGroups.get(name), flags); 3295 } 3296 } 3297 3298 @Override 3299 public @NonNull ParceledListSlice<PermissionGroupInfo> getAllPermissionGroups(int flags) { 3300 // reader 3301 synchronized (mPackages) { 3302 final int N = mPermissionGroups.size(); 3303 ArrayList<PermissionGroupInfo> out 3304 = new ArrayList<PermissionGroupInfo>(N); 3305 for (PackageParser.PermissionGroup pg : mPermissionGroups.values()) { 3306 out.add(PackageParser.generatePermissionGroupInfo(pg, flags)); 3307 } 3308 return new ParceledListSlice<>(out); 3309 } 3310 } 3311 3312 private ApplicationInfo generateApplicationInfoFromSettingsLPw(String packageName, int flags, 3313 int userId) { 3314 if (!sUserManager.exists(userId)) return null; 3315 PackageSetting ps = mSettings.mPackages.get(packageName); 3316 if (ps != null) { 3317 if (ps.pkg == null) { 3318 final PackageInfo pInfo = generatePackageInfo(ps, flags, userId); 3319 if (pInfo != null) { 3320 return pInfo.applicationInfo; 3321 } 3322 return null; 3323 } 3324 return PackageParser.generateApplicationInfo(ps.pkg, flags, 3325 ps.readUserState(userId), userId); 3326 } 3327 return null; 3328 } 3329 3330 @Override 3331 public ApplicationInfo getApplicationInfo(String packageName, int flags, int userId) { 3332 if (!sUserManager.exists(userId)) return null; 3333 flags = updateFlagsForApplication(flags, userId, packageName); 3334 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3335 false /* requireFullPermission */, false /* checkShell */, "get application info"); 3336 3337 // writer 3338 synchronized (mPackages) { 3339 // Normalize package name to hanlde renamed packages 3340 packageName = normalizePackageNameLPr(packageName); 3341 3342 PackageParser.Package p = mPackages.get(packageName); 3343 if (DEBUG_PACKAGE_INFO) Log.v( 3344 TAG, "getApplicationInfo " + packageName 3345 + ": " + p); 3346 if (p != null) { 3347 PackageSetting ps = mSettings.mPackages.get(packageName); 3348 if (ps == null) return null; 3349 // Note: isEnabledLP() does not apply here - always return info 3350 return PackageParser.generateApplicationInfo( 3351 p, flags, ps.readUserState(userId), userId); 3352 } 3353 if ("android".equals(packageName)||"system".equals(packageName)) { 3354 return mAndroidApplication; 3355 } 3356 if ((flags & MATCH_UNINSTALLED_PACKAGES) != 0) { 3357 return generateApplicationInfoFromSettingsLPw(packageName, flags, userId); 3358 } 3359 } 3360 return null; 3361 } 3362 3363 private String normalizePackageNameLPr(String packageName) { 3364 String normalizedPackageName = mSettings.mRenamedPackages.get(packageName); 3365 return normalizedPackageName != null ? normalizedPackageName : packageName; 3366 } 3367 3368 @Override 3369 public void freeStorageAndNotify(final String volumeUuid, final long freeStorageSize, 3370 final IPackageDataObserver observer) { 3371 mContext.enforceCallingOrSelfPermission( 3372 android.Manifest.permission.CLEAR_APP_CACHE, null); 3373 // Queue up an async operation since clearing cache may take a little while. 3374 mHandler.post(new Runnable() { 3375 public void run() { 3376 mHandler.removeCallbacks(this); 3377 boolean success = true; 3378 synchronized (mInstallLock) { 3379 try { 3380 mInstaller.freeCache(volumeUuid, freeStorageSize); 3381 } catch (InstallerException e) { 3382 Slog.w(TAG, "Couldn't clear application caches: " + e); 3383 success = false; 3384 } 3385 } 3386 if (observer != null) { 3387 try { 3388 observer.onRemoveCompleted(null, success); 3389 } catch (RemoteException e) { 3390 Slog.w(TAG, "RemoveException when invoking call back"); 3391 } 3392 } 3393 } 3394 }); 3395 } 3396 3397 @Override 3398 public void freeStorage(final String volumeUuid, final long freeStorageSize, 3399 final IntentSender pi) { 3400 mContext.enforceCallingOrSelfPermission( 3401 android.Manifest.permission.CLEAR_APP_CACHE, null); 3402 // Queue up an async operation since clearing cache may take a little while. 3403 mHandler.post(new Runnable() { 3404 public void run() { 3405 mHandler.removeCallbacks(this); 3406 boolean success = true; 3407 synchronized (mInstallLock) { 3408 try { 3409 mInstaller.freeCache(volumeUuid, freeStorageSize); 3410 } catch (InstallerException e) { 3411 Slog.w(TAG, "Couldn't clear application caches: " + e); 3412 success = false; 3413 } 3414 } 3415 if(pi != null) { 3416 try { 3417 // Callback via pending intent 3418 int code = success ? 1 : 0; 3419 pi.sendIntent(null, code, null, 3420 null, null); 3421 } catch (SendIntentException e1) { 3422 Slog.i(TAG, "Failed to send pending intent"); 3423 } 3424 } 3425 } 3426 }); 3427 } 3428 3429 void freeStorage(String volumeUuid, long freeStorageSize) throws IOException { 3430 synchronized (mInstallLock) { 3431 try { 3432 mInstaller.freeCache(volumeUuid, freeStorageSize); 3433 } catch (InstallerException e) { 3434 throw new IOException("Failed to free enough space", e); 3435 } 3436 } 3437 } 3438 3439 /** 3440 * Update given flags based on encryption status of current user. 3441 */ 3442 private int updateFlags(int flags, int userId) { 3443 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3444 | PackageManager.MATCH_DIRECT_BOOT_AWARE)) != 0) { 3445 // Caller expressed an explicit opinion about what encryption 3446 // aware/unaware components they want to see, so fall through and 3447 // give them what they want 3448 } else { 3449 // Caller expressed no opinion, so match based on user state 3450 if (getUserManagerInternal().isUserUnlockingOrUnlocked(userId)) { 3451 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE; 3452 } else { 3453 flags |= PackageManager.MATCH_DIRECT_BOOT_AWARE; 3454 } 3455 } 3456 return flags; 3457 } 3458 3459 private UserManagerInternal getUserManagerInternal() { 3460 if (mUserManagerInternal == null) { 3461 mUserManagerInternal = LocalServices.getService(UserManagerInternal.class); 3462 } 3463 return mUserManagerInternal; 3464 } 3465 3466 /** 3467 * Update given flags when being used to request {@link PackageInfo}. 3468 */ 3469 private int updateFlagsForPackage(int flags, int userId, Object cookie) { 3470 boolean triaged = true; 3471 if ((flags & (PackageManager.GET_ACTIVITIES | PackageManager.GET_RECEIVERS 3472 | PackageManager.GET_SERVICES | PackageManager.GET_PROVIDERS)) != 0) { 3473 // Caller is asking for component details, so they'd better be 3474 // asking for specific encryption matching behavior, or be triaged 3475 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3476 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3477 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3478 triaged = false; 3479 } 3480 } 3481 if ((flags & (PackageManager.MATCH_UNINSTALLED_PACKAGES 3482 | PackageManager.MATCH_SYSTEM_ONLY 3483 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3484 triaged = false; 3485 } 3486 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3487 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3488 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3489 } 3490 return updateFlags(flags, userId); 3491 } 3492 3493 /** 3494 * Update given flags when being used to request {@link ApplicationInfo}. 3495 */ 3496 private int updateFlagsForApplication(int flags, int userId, Object cookie) { 3497 return updateFlagsForPackage(flags, userId, cookie); 3498 } 3499 3500 /** 3501 * Update given flags when being used to request {@link ComponentInfo}. 3502 */ 3503 private int updateFlagsForComponent(int flags, int userId, Object cookie) { 3504 if (cookie instanceof Intent) { 3505 if ((((Intent) cookie).getFlags() & Intent.FLAG_DEBUG_TRIAGED_MISSING) != 0) { 3506 flags |= PackageManager.MATCH_DEBUG_TRIAGED_MISSING; 3507 } 3508 } 3509 3510 boolean triaged = true; 3511 // Caller is asking for component details, so they'd better be 3512 // asking for specific encryption matching behavior, or be triaged 3513 if ((flags & (PackageManager.MATCH_DIRECT_BOOT_UNAWARE 3514 | PackageManager.MATCH_DIRECT_BOOT_AWARE 3515 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING)) == 0) { 3516 triaged = false; 3517 } 3518 if (DEBUG_TRIAGED_MISSING && (Binder.getCallingUid() == Process.SYSTEM_UID) && !triaged) { 3519 Log.w(TAG, "Caller hasn't been triaged for missing apps; they asked about " + cookie 3520 + " with flags 0x" + Integer.toHexString(flags), new Throwable()); 3521 } 3522 3523 return updateFlags(flags, userId); 3524 } 3525 3526 /** 3527 * Update given flags when being used to request {@link ResolveInfo}. 3528 */ 3529 int updateFlagsForResolve(int flags, int userId, Object cookie) { 3530 // Safe mode means we shouldn't match any third-party components 3531 if (mSafeMode) { 3532 flags |= PackageManager.MATCH_SYSTEM_ONLY; 3533 } 3534 3535 return updateFlagsForComponent(flags, userId, cookie); 3536 } 3537 3538 @Override 3539 public ActivityInfo getActivityInfo(ComponentName component, int flags, int userId) { 3540 if (!sUserManager.exists(userId)) return null; 3541 flags = updateFlagsForComponent(flags, userId, component); 3542 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3543 false /* requireFullPermission */, false /* checkShell */, "get activity info"); 3544 synchronized (mPackages) { 3545 PackageParser.Activity a = mActivities.mActivities.get(component); 3546 3547 if (DEBUG_PACKAGE_INFO) Log.v(TAG, "getActivityInfo " + component + ": " + a); 3548 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3549 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3550 if (ps == null) return null; 3551 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3552 userId); 3553 } 3554 if (mResolveComponentName.equals(component)) { 3555 return PackageParser.generateActivityInfo(mResolveActivity, flags, 3556 new PackageUserState(), userId); 3557 } 3558 } 3559 return null; 3560 } 3561 3562 @Override 3563 public boolean activitySupportsIntent(ComponentName component, Intent intent, 3564 String resolvedType) { 3565 synchronized (mPackages) { 3566 if (component.equals(mResolveComponentName)) { 3567 // The resolver supports EVERYTHING! 3568 return true; 3569 } 3570 PackageParser.Activity a = mActivities.mActivities.get(component); 3571 if (a == null) { 3572 return false; 3573 } 3574 for (int i=0; i<a.intents.size(); i++) { 3575 if (a.intents.get(i).match(intent.getAction(), resolvedType, intent.getScheme(), 3576 intent.getData(), intent.getCategories(), TAG) >= 0) { 3577 return true; 3578 } 3579 } 3580 return false; 3581 } 3582 } 3583 3584 @Override 3585 public ActivityInfo getReceiverInfo(ComponentName component, int flags, int userId) { 3586 if (!sUserManager.exists(userId)) return null; 3587 flags = updateFlagsForComponent(flags, userId, component); 3588 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3589 false /* requireFullPermission */, false /* checkShell */, "get receiver info"); 3590 synchronized (mPackages) { 3591 PackageParser.Activity a = mReceivers.mActivities.get(component); 3592 if (DEBUG_PACKAGE_INFO) Log.v( 3593 TAG, "getReceiverInfo " + component + ": " + a); 3594 if (a != null && mSettings.isEnabledAndMatchLPr(a.info, flags, userId)) { 3595 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3596 if (ps == null) return null; 3597 return PackageParser.generateActivityInfo(a, flags, ps.readUserState(userId), 3598 userId); 3599 } 3600 } 3601 return null; 3602 } 3603 3604 @Override 3605 public ServiceInfo getServiceInfo(ComponentName component, int flags, int userId) { 3606 if (!sUserManager.exists(userId)) return null; 3607 flags = updateFlagsForComponent(flags, userId, component); 3608 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3609 false /* requireFullPermission */, false /* checkShell */, "get service info"); 3610 synchronized (mPackages) { 3611 PackageParser.Service s = mServices.mServices.get(component); 3612 if (DEBUG_PACKAGE_INFO) Log.v( 3613 TAG, "getServiceInfo " + component + ": " + s); 3614 if (s != null && mSettings.isEnabledAndMatchLPr(s.info, flags, userId)) { 3615 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3616 if (ps == null) return null; 3617 return PackageParser.generateServiceInfo(s, flags, ps.readUserState(userId), 3618 userId); 3619 } 3620 } 3621 return null; 3622 } 3623 3624 @Override 3625 public ProviderInfo getProviderInfo(ComponentName component, int flags, int userId) { 3626 if (!sUserManager.exists(userId)) return null; 3627 flags = updateFlagsForComponent(flags, userId, component); 3628 enforceCrossUserPermission(Binder.getCallingUid(), userId, 3629 false /* requireFullPermission */, false /* checkShell */, "get provider info"); 3630 synchronized (mPackages) { 3631 PackageParser.Provider p = mProviders.mProviders.get(component); 3632 if (DEBUG_PACKAGE_INFO) Log.v( 3633 TAG, "getProviderInfo " + component + ": " + p); 3634 if (p != null && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 3635 PackageSetting ps = mSettings.mPackages.get(component.getPackageName()); 3636 if (ps == null) return null; 3637 return PackageParser.generateProviderInfo(p, flags, ps.readUserState(userId), 3638 userId); 3639 } 3640 } 3641 return null; 3642 } 3643 3644 @Override 3645 public String[] getSystemSharedLibraryNames() { 3646 Set<String> libSet; 3647 synchronized (mPackages) { 3648 libSet = mSharedLibraries.keySet(); 3649 int size = libSet.size(); 3650 if (size > 0) { 3651 String[] libs = new String[size]; 3652 libSet.toArray(libs); 3653 return libs; 3654 } 3655 } 3656 return null; 3657 } 3658 3659 @Override 3660 public @NonNull String getServicesSystemSharedLibraryPackageName() { 3661 synchronized (mPackages) { 3662 return mServicesSystemSharedLibraryPackageName; 3663 } 3664 } 3665 3666 @Override 3667 public @NonNull String getSharedSystemSharedLibraryPackageName() { 3668 synchronized (mPackages) { 3669 return mSharedSystemSharedLibraryPackageName; 3670 } 3671 } 3672 3673 @Override 3674 public @NonNull ParceledListSlice<FeatureInfo> getSystemAvailableFeatures() { 3675 synchronized (mPackages) { 3676 final ArrayList<FeatureInfo> res = new ArrayList<>(mAvailableFeatures.values()); 3677 3678 final FeatureInfo fi = new FeatureInfo(); 3679 fi.reqGlEsVersion = SystemProperties.getInt("ro.opengles.version", 3680 FeatureInfo.GL_ES_VERSION_UNDEFINED); 3681 res.add(fi); 3682 3683 return new ParceledListSlice<>(res); 3684 } 3685 } 3686 3687 @Override 3688 public boolean hasSystemFeature(String name, int version) { 3689 synchronized (mPackages) { 3690 final FeatureInfo feat = mAvailableFeatures.get(name); 3691 if (feat == null) { 3692 return false; 3693 } else { 3694 return feat.version >= version; 3695 } 3696 } 3697 } 3698 3699 @Override 3700 public int checkPermission(String permName, String pkgName, int userId) { 3701 if (!sUserManager.exists(userId)) { 3702 return PackageManager.PERMISSION_DENIED; 3703 } 3704 3705 synchronized (mPackages) { 3706 final PackageParser.Package p = mPackages.get(pkgName); 3707 if (p != null && p.mExtras != null) { 3708 final PackageSetting ps = (PackageSetting) p.mExtras; 3709 final PermissionsState permissionsState = ps.getPermissionsState(); 3710 if (permissionsState.hasPermission(permName, userId)) { 3711 return PackageManager.PERMISSION_GRANTED; 3712 } 3713 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3714 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3715 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3716 return PackageManager.PERMISSION_GRANTED; 3717 } 3718 } 3719 } 3720 3721 return PackageManager.PERMISSION_DENIED; 3722 } 3723 3724 @Override 3725 public int checkUidPermission(String permName, int uid) { 3726 final int userId = UserHandle.getUserId(uid); 3727 3728 if (!sUserManager.exists(userId)) { 3729 return PackageManager.PERMISSION_DENIED; 3730 } 3731 3732 synchronized (mPackages) { 3733 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 3734 if (obj != null) { 3735 final SettingBase ps = (SettingBase) obj; 3736 final PermissionsState permissionsState = ps.getPermissionsState(); 3737 if (permissionsState.hasPermission(permName, userId)) { 3738 return PackageManager.PERMISSION_GRANTED; 3739 } 3740 // Special case: ACCESS_FINE_LOCATION permission includes ACCESS_COARSE_LOCATION 3741 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && permissionsState 3742 .hasPermission(Manifest.permission.ACCESS_FINE_LOCATION, userId)) { 3743 return PackageManager.PERMISSION_GRANTED; 3744 } 3745 } else { 3746 ArraySet<String> perms = mSystemPermissions.get(uid); 3747 if (perms != null) { 3748 if (perms.contains(permName)) { 3749 return PackageManager.PERMISSION_GRANTED; 3750 } 3751 if (Manifest.permission.ACCESS_COARSE_LOCATION.equals(permName) && perms 3752 .contains(Manifest.permission.ACCESS_FINE_LOCATION)) { 3753 return PackageManager.PERMISSION_GRANTED; 3754 } 3755 } 3756 } 3757 } 3758 3759 return PackageManager.PERMISSION_DENIED; 3760 } 3761 3762 @Override 3763 public boolean isPermissionRevokedByPolicy(String permission, String packageName, int userId) { 3764 if (UserHandle.getCallingUserId() != userId) { 3765 mContext.enforceCallingPermission( 3766 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 3767 "isPermissionRevokedByPolicy for user " + userId); 3768 } 3769 3770 if (checkPermission(permission, packageName, userId) 3771 == PackageManager.PERMISSION_GRANTED) { 3772 return false; 3773 } 3774 3775 final long identity = Binder.clearCallingIdentity(); 3776 try { 3777 final int flags = getPermissionFlags(permission, packageName, userId); 3778 return (flags & PackageManager.FLAG_PERMISSION_POLICY_FIXED) != 0; 3779 } finally { 3780 Binder.restoreCallingIdentity(identity); 3781 } 3782 } 3783 3784 @Override 3785 public String getPermissionControllerPackageName() { 3786 synchronized (mPackages) { 3787 return mRequiredInstallerPackage; 3788 } 3789 } 3790 3791 /** 3792 * Checks if the request is from the system or an app that has INTERACT_ACROSS_USERS 3793 * or INTERACT_ACROSS_USERS_FULL permissions, if the userid is not for the caller. 3794 * @param checkShell whether to prevent shell from access if there's a debugging restriction 3795 * @param message the message to log on security exception 3796 */ 3797 void enforceCrossUserPermission(int callingUid, int userId, boolean requireFullPermission, 3798 boolean checkShell, String message) { 3799 if (userId < 0) { 3800 throw new IllegalArgumentException("Invalid userId " + userId); 3801 } 3802 if (checkShell) { 3803 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, userId); 3804 } 3805 if (userId == UserHandle.getUserId(callingUid)) return; 3806 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 3807 if (requireFullPermission) { 3808 mContext.enforceCallingOrSelfPermission( 3809 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3810 } else { 3811 try { 3812 mContext.enforceCallingOrSelfPermission( 3813 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, message); 3814 } catch (SecurityException se) { 3815 mContext.enforceCallingOrSelfPermission( 3816 android.Manifest.permission.INTERACT_ACROSS_USERS, message); 3817 } 3818 } 3819 } 3820 } 3821 3822 void enforceShellRestriction(String restriction, int callingUid, int userHandle) { 3823 if (callingUid == Process.SHELL_UID) { 3824 if (userHandle >= 0 3825 && sUserManager.hasUserRestriction(restriction, userHandle)) { 3826 throw new SecurityException("Shell does not have permission to access user " 3827 + userHandle); 3828 } else if (userHandle < 0) { 3829 Slog.e(TAG, "Unable to check shell permission for user " + userHandle + "\n\t" 3830 + Debug.getCallers(3)); 3831 } 3832 } 3833 } 3834 3835 private BasePermission findPermissionTreeLP(String permName) { 3836 for(BasePermission bp : mSettings.mPermissionTrees.values()) { 3837 if (permName.startsWith(bp.name) && 3838 permName.length() > bp.name.length() && 3839 permName.charAt(bp.name.length()) == '.') { 3840 return bp; 3841 } 3842 } 3843 return null; 3844 } 3845 3846 private BasePermission checkPermissionTreeLP(String permName) { 3847 if (permName != null) { 3848 BasePermission bp = findPermissionTreeLP(permName); 3849 if (bp != null) { 3850 if (bp.uid == UserHandle.getAppId(Binder.getCallingUid())) { 3851 return bp; 3852 } 3853 throw new SecurityException("Calling uid " 3854 + Binder.getCallingUid() 3855 + " is not allowed to add to permission tree " 3856 + bp.name + " owned by uid " + bp.uid); 3857 } 3858 } 3859 throw new SecurityException("No permission tree found for " + permName); 3860 } 3861 3862 static boolean compareStrings(CharSequence s1, CharSequence s2) { 3863 if (s1 == null) { 3864 return s2 == null; 3865 } 3866 if (s2 == null) { 3867 return false; 3868 } 3869 if (s1.getClass() != s2.getClass()) { 3870 return false; 3871 } 3872 return s1.equals(s2); 3873 } 3874 3875 static boolean comparePermissionInfos(PermissionInfo pi1, PermissionInfo pi2) { 3876 if (pi1.icon != pi2.icon) return false; 3877 if (pi1.logo != pi2.logo) return false; 3878 if (pi1.protectionLevel != pi2.protectionLevel) return false; 3879 if (!compareStrings(pi1.name, pi2.name)) return false; 3880 if (!compareStrings(pi1.nonLocalizedLabel, pi2.nonLocalizedLabel)) return false; 3881 // We'll take care of setting this one. 3882 if (!compareStrings(pi1.packageName, pi2.packageName)) return false; 3883 // These are not currently stored in settings. 3884 //if (!compareStrings(pi1.group, pi2.group)) return false; 3885 //if (!compareStrings(pi1.nonLocalizedDescription, pi2.nonLocalizedDescription)) return false; 3886 //if (pi1.labelRes != pi2.labelRes) return false; 3887 //if (pi1.descriptionRes != pi2.descriptionRes) return false; 3888 return true; 3889 } 3890 3891 int permissionInfoFootprint(PermissionInfo info) { 3892 int size = info.name.length(); 3893 if (info.nonLocalizedLabel != null) size += info.nonLocalizedLabel.length(); 3894 if (info.nonLocalizedDescription != null) size += info.nonLocalizedDescription.length(); 3895 return size; 3896 } 3897 3898 int calculateCurrentPermissionFootprintLocked(BasePermission tree) { 3899 int size = 0; 3900 for (BasePermission perm : mSettings.mPermissions.values()) { 3901 if (perm.uid == tree.uid) { 3902 size += perm.name.length() + permissionInfoFootprint(perm.perm.info); 3903 } 3904 } 3905 return size; 3906 } 3907 3908 void enforcePermissionCapLocked(PermissionInfo info, BasePermission tree) { 3909 // We calculate the max size of permissions defined by this uid and throw 3910 // if that plus the size of 'info' would exceed our stated maximum. 3911 if (tree.uid != Process.SYSTEM_UID) { 3912 final int curTreeSize = calculateCurrentPermissionFootprintLocked(tree); 3913 if (curTreeSize + permissionInfoFootprint(info) > MAX_PERMISSION_TREE_FOOTPRINT) { 3914 throw new SecurityException("Permission tree size cap exceeded"); 3915 } 3916 } 3917 } 3918 3919 boolean addPermissionLocked(PermissionInfo info, boolean async) { 3920 if (info.labelRes == 0 && info.nonLocalizedLabel == null) { 3921 throw new SecurityException("Label must be specified in permission"); 3922 } 3923 BasePermission tree = checkPermissionTreeLP(info.name); 3924 BasePermission bp = mSettings.mPermissions.get(info.name); 3925 boolean added = bp == null; 3926 boolean changed = true; 3927 int fixedLevel = PermissionInfo.fixProtectionLevel(info.protectionLevel); 3928 if (added) { 3929 enforcePermissionCapLocked(info, tree); 3930 bp = new BasePermission(info.name, tree.sourcePackage, 3931 BasePermission.TYPE_DYNAMIC); 3932 } else if (bp.type != BasePermission.TYPE_DYNAMIC) { 3933 throw new SecurityException( 3934 "Not allowed to modify non-dynamic permission " 3935 + info.name); 3936 } else { 3937 if (bp.protectionLevel == fixedLevel 3938 && bp.perm.owner.equals(tree.perm.owner) 3939 && bp.uid == tree.uid 3940 && comparePermissionInfos(bp.perm.info, info)) { 3941 changed = false; 3942 } 3943 } 3944 bp.protectionLevel = fixedLevel; 3945 info = new PermissionInfo(info); 3946 info.protectionLevel = fixedLevel; 3947 bp.perm = new PackageParser.Permission(tree.perm.owner, info); 3948 bp.perm.info.packageName = tree.perm.info.packageName; 3949 bp.uid = tree.uid; 3950 if (added) { 3951 mSettings.mPermissions.put(info.name, bp); 3952 } 3953 if (changed) { 3954 if (!async) { 3955 mSettings.writeLPr(); 3956 } else { 3957 scheduleWriteSettingsLocked(); 3958 } 3959 } 3960 return added; 3961 } 3962 3963 @Override 3964 public boolean addPermission(PermissionInfo info) { 3965 synchronized (mPackages) { 3966 return addPermissionLocked(info, false); 3967 } 3968 } 3969 3970 @Override 3971 public boolean addPermissionAsync(PermissionInfo info) { 3972 synchronized (mPackages) { 3973 return addPermissionLocked(info, true); 3974 } 3975 } 3976 3977 @Override 3978 public void removePermission(String name) { 3979 synchronized (mPackages) { 3980 checkPermissionTreeLP(name); 3981 BasePermission bp = mSettings.mPermissions.get(name); 3982 if (bp != null) { 3983 if (bp.type != BasePermission.TYPE_DYNAMIC) { 3984 throw new SecurityException( 3985 "Not allowed to modify non-dynamic permission " 3986 + name); 3987 } 3988 mSettings.mPermissions.remove(name); 3989 mSettings.writeLPr(); 3990 } 3991 } 3992 } 3993 3994 private static void enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(PackageParser.Package pkg, 3995 BasePermission bp) { 3996 int index = pkg.requestedPermissions.indexOf(bp.name); 3997 if (index == -1) { 3998 throw new SecurityException("Package " + pkg.packageName 3999 + " has not requested permission " + bp.name); 4000 } 4001 if (!bp.isRuntime() && !bp.isDevelopment()) { 4002 throw new SecurityException("Permission " + bp.name 4003 + " is not a changeable permission type"); 4004 } 4005 } 4006 4007 @Override 4008 public void grantRuntimePermission(String packageName, String name, final int userId) { 4009 if (!sUserManager.exists(userId)) { 4010 Log.e(TAG, "No such user:" + userId); 4011 return; 4012 } 4013 4014 mContext.enforceCallingOrSelfPermission( 4015 android.Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 4016 "grantRuntimePermission"); 4017 4018 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4019 true /* requireFullPermission */, true /* checkShell */, 4020 "grantRuntimePermission"); 4021 4022 final int uid; 4023 final SettingBase sb; 4024 4025 synchronized (mPackages) { 4026 final PackageParser.Package pkg = mPackages.get(packageName); 4027 if (pkg == null) { 4028 throw new IllegalArgumentException("Unknown package: " + packageName); 4029 } 4030 4031 final BasePermission bp = mSettings.mPermissions.get(name); 4032 if (bp == null) { 4033 throw new IllegalArgumentException("Unknown permission: " + name); 4034 } 4035 4036 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4037 4038 // If a permission review is required for legacy apps we represent 4039 // their permissions as always granted runtime ones since we need 4040 // to keep the review required permission flag per user while an 4041 // install permission's state is shared across all users. 4042 if (Build.PERMISSIONS_REVIEW_REQUIRED 4043 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4044 && bp.isRuntime()) { 4045 return; 4046 } 4047 4048 uid = UserHandle.getUid(userId, pkg.applicationInfo.uid); 4049 sb = (SettingBase) pkg.mExtras; 4050 if (sb == null) { 4051 throw new IllegalArgumentException("Unknown package: " + packageName); 4052 } 4053 4054 final PermissionsState permissionsState = sb.getPermissionsState(); 4055 4056 final int flags = permissionsState.getPermissionFlags(name, userId); 4057 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4058 throw new SecurityException("Cannot grant system fixed permission " 4059 + name + " for package " + packageName); 4060 } 4061 4062 if (bp.isDevelopment()) { 4063 // Development permissions must be handled specially, since they are not 4064 // normal runtime permissions. For now they apply to all users. 4065 if (permissionsState.grantInstallPermission(bp) != 4066 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4067 scheduleWriteSettingsLocked(); 4068 } 4069 return; 4070 } 4071 4072 if (pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 4073 Slog.w(TAG, "Cannot grant runtime permission to a legacy app"); 4074 return; 4075 } 4076 4077 final int result = permissionsState.grantRuntimePermission(bp, userId); 4078 switch (result) { 4079 case PermissionsState.PERMISSION_OPERATION_FAILURE: { 4080 return; 4081 } 4082 4083 case PermissionsState.PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 4084 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4085 mHandler.post(new Runnable() { 4086 @Override 4087 public void run() { 4088 killUid(appId, userId, KILL_APP_REASON_GIDS_CHANGED); 4089 } 4090 }); 4091 } 4092 break; 4093 } 4094 4095 mOnPermissionChangeListeners.onPermissionsChanged(uid); 4096 4097 // Not critical if that is lost - app has to request again. 4098 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4099 } 4100 4101 // Only need to do this if user is initialized. Otherwise it's a new user 4102 // and there are no processes running as the user yet and there's no need 4103 // to make an expensive call to remount processes for the changed permissions. 4104 if (READ_EXTERNAL_STORAGE.equals(name) 4105 || WRITE_EXTERNAL_STORAGE.equals(name)) { 4106 final long token = Binder.clearCallingIdentity(); 4107 try { 4108 if (sUserManager.isInitialized(userId)) { 4109 MountServiceInternal mountServiceInternal = LocalServices.getService( 4110 MountServiceInternal.class); 4111 mountServiceInternal.onExternalStoragePolicyChanged(uid, packageName); 4112 } 4113 } finally { 4114 Binder.restoreCallingIdentity(token); 4115 } 4116 } 4117 } 4118 4119 @Override 4120 public void revokeRuntimePermission(String packageName, String name, int userId) { 4121 if (!sUserManager.exists(userId)) { 4122 Log.e(TAG, "No such user:" + userId); 4123 return; 4124 } 4125 4126 mContext.enforceCallingOrSelfPermission( 4127 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4128 "revokeRuntimePermission"); 4129 4130 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4131 true /* requireFullPermission */, true /* checkShell */, 4132 "revokeRuntimePermission"); 4133 4134 final int appId; 4135 4136 synchronized (mPackages) { 4137 final PackageParser.Package pkg = mPackages.get(packageName); 4138 if (pkg == null) { 4139 throw new IllegalArgumentException("Unknown package: " + packageName); 4140 } 4141 4142 final BasePermission bp = mSettings.mPermissions.get(name); 4143 if (bp == null) { 4144 throw new IllegalArgumentException("Unknown permission: " + name); 4145 } 4146 4147 enforceDeclaredAsUsedAndRuntimeOrDevelopmentPermission(pkg, bp); 4148 4149 // If a permission review is required for legacy apps we represent 4150 // their permissions as always granted runtime ones since we need 4151 // to keep the review required permission flag per user while an 4152 // install permission's state is shared across all users. 4153 if (Build.PERMISSIONS_REVIEW_REQUIRED 4154 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M 4155 && bp.isRuntime()) { 4156 return; 4157 } 4158 4159 SettingBase sb = (SettingBase) pkg.mExtras; 4160 if (sb == null) { 4161 throw new IllegalArgumentException("Unknown package: " + packageName); 4162 } 4163 4164 final PermissionsState permissionsState = sb.getPermissionsState(); 4165 4166 final int flags = permissionsState.getPermissionFlags(name, userId); 4167 if ((flags & PackageManager.FLAG_PERMISSION_SYSTEM_FIXED) != 0) { 4168 throw new SecurityException("Cannot revoke system fixed permission " 4169 + name + " for package " + packageName); 4170 } 4171 4172 if (bp.isDevelopment()) { 4173 // Development permissions must be handled specially, since they are not 4174 // normal runtime permissions. For now they apply to all users. 4175 if (permissionsState.revokeInstallPermission(bp) != 4176 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4177 scheduleWriteSettingsLocked(); 4178 } 4179 return; 4180 } 4181 4182 if (permissionsState.revokeRuntimePermission(bp, userId) == 4183 PermissionsState.PERMISSION_OPERATION_FAILURE) { 4184 return; 4185 } 4186 4187 mOnPermissionChangeListeners.onPermissionsChanged(pkg.applicationInfo.uid); 4188 4189 // Critical, after this call app should never have the permission. 4190 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 4191 4192 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 4193 } 4194 4195 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 4196 } 4197 4198 @Override 4199 public void resetRuntimePermissions() { 4200 mContext.enforceCallingOrSelfPermission( 4201 android.Manifest.permission.REVOKE_RUNTIME_PERMISSIONS, 4202 "revokeRuntimePermission"); 4203 4204 int callingUid = Binder.getCallingUid(); 4205 if (callingUid != Process.SYSTEM_UID && callingUid != 0) { 4206 mContext.enforceCallingOrSelfPermission( 4207 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4208 "resetRuntimePermissions"); 4209 } 4210 4211 synchronized (mPackages) { 4212 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL); 4213 for (int userId : UserManagerService.getInstance().getUserIds()) { 4214 final int packageCount = mPackages.size(); 4215 for (int i = 0; i < packageCount; i++) { 4216 PackageParser.Package pkg = mPackages.valueAt(i); 4217 if (!(pkg.mExtras instanceof PackageSetting)) { 4218 continue; 4219 } 4220 PackageSetting ps = (PackageSetting) pkg.mExtras; 4221 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 4222 } 4223 } 4224 } 4225 } 4226 4227 @Override 4228 public int getPermissionFlags(String name, String packageName, int userId) { 4229 if (!sUserManager.exists(userId)) { 4230 return 0; 4231 } 4232 4233 enforceGrantRevokeRuntimePermissionPermissions("getPermissionFlags"); 4234 4235 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4236 true /* requireFullPermission */, false /* checkShell */, 4237 "getPermissionFlags"); 4238 4239 synchronized (mPackages) { 4240 final PackageParser.Package pkg = mPackages.get(packageName); 4241 if (pkg == null) { 4242 return 0; 4243 } 4244 4245 final BasePermission bp = mSettings.mPermissions.get(name); 4246 if (bp == null) { 4247 return 0; 4248 } 4249 4250 SettingBase sb = (SettingBase) pkg.mExtras; 4251 if (sb == null) { 4252 return 0; 4253 } 4254 4255 PermissionsState permissionsState = sb.getPermissionsState(); 4256 return permissionsState.getPermissionFlags(name, userId); 4257 } 4258 } 4259 4260 @Override 4261 public void updatePermissionFlags(String name, String packageName, int flagMask, 4262 int flagValues, int userId) { 4263 if (!sUserManager.exists(userId)) { 4264 return; 4265 } 4266 4267 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlags"); 4268 4269 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4270 true /* requireFullPermission */, true /* checkShell */, 4271 "updatePermissionFlags"); 4272 4273 // Only the system can change these flags and nothing else. 4274 if (getCallingUid() != Process.SYSTEM_UID) { 4275 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4276 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4277 flagMask &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4278 flagValues &= ~PackageManager.FLAG_PERMISSION_GRANTED_BY_DEFAULT; 4279 flagValues &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 4280 } 4281 4282 synchronized (mPackages) { 4283 final PackageParser.Package pkg = mPackages.get(packageName); 4284 if (pkg == null) { 4285 throw new IllegalArgumentException("Unknown package: " + packageName); 4286 } 4287 4288 final BasePermission bp = mSettings.mPermissions.get(name); 4289 if (bp == null) { 4290 throw new IllegalArgumentException("Unknown permission: " + name); 4291 } 4292 4293 SettingBase sb = (SettingBase) pkg.mExtras; 4294 if (sb == null) { 4295 throw new IllegalArgumentException("Unknown package: " + packageName); 4296 } 4297 4298 PermissionsState permissionsState = sb.getPermissionsState(); 4299 4300 boolean hadState = permissionsState.getRuntimePermissionState(name, userId) != null; 4301 4302 if (permissionsState.updatePermissionFlags(bp, userId, flagMask, flagValues)) { 4303 // Install and runtime permissions are stored in different places, 4304 // so figure out what permission changed and persist the change. 4305 if (permissionsState.getInstallPermissionState(name) != null) { 4306 scheduleWriteSettingsLocked(); 4307 } else if (permissionsState.getRuntimePermissionState(name, userId) != null 4308 || hadState) { 4309 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4310 } 4311 } 4312 } 4313 } 4314 4315 /** 4316 * Update the permission flags for all packages and runtime permissions of a user in order 4317 * to allow device or profile owner to remove POLICY_FIXED. 4318 */ 4319 @Override 4320 public void updatePermissionFlagsForAllApps(int flagMask, int flagValues, int userId) { 4321 if (!sUserManager.exists(userId)) { 4322 return; 4323 } 4324 4325 enforceGrantRevokeRuntimePermissionPermissions("updatePermissionFlagsForAllApps"); 4326 4327 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4328 true /* requireFullPermission */, true /* checkShell */, 4329 "updatePermissionFlagsForAllApps"); 4330 4331 // Only the system can change system fixed flags. 4332 if (getCallingUid() != Process.SYSTEM_UID) { 4333 flagMask &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4334 flagValues &= ~PackageManager.FLAG_PERMISSION_SYSTEM_FIXED; 4335 } 4336 4337 synchronized (mPackages) { 4338 boolean changed = false; 4339 final int packageCount = mPackages.size(); 4340 for (int pkgIndex = 0; pkgIndex < packageCount; pkgIndex++) { 4341 final PackageParser.Package pkg = mPackages.valueAt(pkgIndex); 4342 SettingBase sb = (SettingBase) pkg.mExtras; 4343 if (sb == null) { 4344 continue; 4345 } 4346 PermissionsState permissionsState = sb.getPermissionsState(); 4347 changed |= permissionsState.updatePermissionFlagsForAllPermissions( 4348 userId, flagMask, flagValues); 4349 } 4350 if (changed) { 4351 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 4352 } 4353 } 4354 } 4355 4356 private void enforceGrantRevokeRuntimePermissionPermissions(String message) { 4357 if (mContext.checkCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS) 4358 != PackageManager.PERMISSION_GRANTED 4359 && mContext.checkCallingOrSelfPermission(Manifest.permission.REVOKE_RUNTIME_PERMISSIONS) 4360 != PackageManager.PERMISSION_GRANTED) { 4361 throw new SecurityException(message + " requires " 4362 + Manifest.permission.GRANT_RUNTIME_PERMISSIONS + " or " 4363 + Manifest.permission.REVOKE_RUNTIME_PERMISSIONS); 4364 } 4365 } 4366 4367 @Override 4368 public boolean shouldShowRequestPermissionRationale(String permissionName, 4369 String packageName, int userId) { 4370 if (UserHandle.getCallingUserId() != userId) { 4371 mContext.enforceCallingPermission( 4372 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 4373 "canShowRequestPermissionRationale for user " + userId); 4374 } 4375 4376 final int uid = getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId); 4377 if (UserHandle.getAppId(getCallingUid()) != UserHandle.getAppId(uid)) { 4378 return false; 4379 } 4380 4381 if (checkPermission(permissionName, packageName, userId) 4382 == PackageManager.PERMISSION_GRANTED) { 4383 return false; 4384 } 4385 4386 final int flags; 4387 4388 final long identity = Binder.clearCallingIdentity(); 4389 try { 4390 flags = getPermissionFlags(permissionName, 4391 packageName, userId); 4392 } finally { 4393 Binder.restoreCallingIdentity(identity); 4394 } 4395 4396 final int fixedFlags = PackageManager.FLAG_PERMISSION_SYSTEM_FIXED 4397 | PackageManager.FLAG_PERMISSION_POLICY_FIXED 4398 | PackageManager.FLAG_PERMISSION_USER_FIXED; 4399 4400 if ((flags & fixedFlags) != 0) { 4401 return false; 4402 } 4403 4404 return (flags & PackageManager.FLAG_PERMISSION_USER_SET) != 0; 4405 } 4406 4407 @Override 4408 public void addOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4409 mContext.enforceCallingOrSelfPermission( 4410 Manifest.permission.OBSERVE_GRANT_REVOKE_PERMISSIONS, 4411 "addOnPermissionsChangeListener"); 4412 4413 synchronized (mPackages) { 4414 mOnPermissionChangeListeners.addListenerLocked(listener); 4415 } 4416 } 4417 4418 @Override 4419 public void removeOnPermissionsChangeListener(IOnPermissionsChangeListener listener) { 4420 synchronized (mPackages) { 4421 mOnPermissionChangeListeners.removeListenerLocked(listener); 4422 } 4423 } 4424 4425 @Override 4426 public boolean isProtectedBroadcast(String actionName) { 4427 synchronized (mPackages) { 4428 if (mProtectedBroadcasts.contains(actionName)) { 4429 return true; 4430 } else if (actionName != null) { 4431 // TODO: remove these terrible hacks 4432 if (actionName.startsWith("android.net.netmon.lingerExpired") 4433 || actionName.startsWith("com.android.server.sip.SipWakeupTimer") 4434 || actionName.startsWith("com.android.internal.telephony.data-reconnect") 4435 || actionName.startsWith("android.net.netmon.launchCaptivePortalApp")) { 4436 return true; 4437 } 4438 } 4439 } 4440 return false; 4441 } 4442 4443 @Override 4444 public int checkSignatures(String pkg1, String pkg2) { 4445 synchronized (mPackages) { 4446 final PackageParser.Package p1 = mPackages.get(pkg1); 4447 final PackageParser.Package p2 = mPackages.get(pkg2); 4448 if (p1 == null || p1.mExtras == null 4449 || p2 == null || p2.mExtras == null) { 4450 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4451 } 4452 return compareSignatures(p1.mSignatures, p2.mSignatures); 4453 } 4454 } 4455 4456 @Override 4457 public int checkUidSignatures(int uid1, int uid2) { 4458 // Map to base uids. 4459 uid1 = UserHandle.getAppId(uid1); 4460 uid2 = UserHandle.getAppId(uid2); 4461 // reader 4462 synchronized (mPackages) { 4463 Signature[] s1; 4464 Signature[] s2; 4465 Object obj = mSettings.getUserIdLPr(uid1); 4466 if (obj != null) { 4467 if (obj instanceof SharedUserSetting) { 4468 s1 = ((SharedUserSetting)obj).signatures.mSignatures; 4469 } else if (obj instanceof PackageSetting) { 4470 s1 = ((PackageSetting)obj).signatures.mSignatures; 4471 } else { 4472 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4473 } 4474 } else { 4475 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4476 } 4477 obj = mSettings.getUserIdLPr(uid2); 4478 if (obj != null) { 4479 if (obj instanceof SharedUserSetting) { 4480 s2 = ((SharedUserSetting)obj).signatures.mSignatures; 4481 } else if (obj instanceof PackageSetting) { 4482 s2 = ((PackageSetting)obj).signatures.mSignatures; 4483 } else { 4484 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4485 } 4486 } else { 4487 return PackageManager.SIGNATURE_UNKNOWN_PACKAGE; 4488 } 4489 return compareSignatures(s1, s2); 4490 } 4491 } 4492 4493 /** 4494 * This method should typically only be used when granting or revoking 4495 * permissions, since the app may immediately restart after this call. 4496 * <p> 4497 * If you're doing surgery on app code/data, use {@link PackageFreezer} to 4498 * guard your work against the app being relaunched. 4499 */ 4500 private void killUid(int appId, int userId, String reason) { 4501 final long identity = Binder.clearCallingIdentity(); 4502 try { 4503 IActivityManager am = ActivityManagerNative.getDefault(); 4504 if (am != null) { 4505 try { 4506 am.killUid(appId, userId, reason); 4507 } catch (RemoteException e) { 4508 /* ignore - same process */ 4509 } 4510 } 4511 } finally { 4512 Binder.restoreCallingIdentity(identity); 4513 } 4514 } 4515 4516 /** 4517 * Compares two sets of signatures. Returns: 4518 * <br /> 4519 * {@link PackageManager#SIGNATURE_NEITHER_SIGNED}: if both signature sets are null, 4520 * <br /> 4521 * {@link PackageManager#SIGNATURE_FIRST_NOT_SIGNED}: if the first signature set is null, 4522 * <br /> 4523 * {@link PackageManager#SIGNATURE_SECOND_NOT_SIGNED}: if the second signature set is null, 4524 * <br /> 4525 * {@link PackageManager#SIGNATURE_MATCH}: if the two signature sets are identical, 4526 * <br /> 4527 * {@link PackageManager#SIGNATURE_NO_MATCH}: if the two signature sets differ. 4528 */ 4529 static int compareSignatures(Signature[] s1, Signature[] s2) { 4530 if (s1 == null) { 4531 return s2 == null 4532 ? PackageManager.SIGNATURE_NEITHER_SIGNED 4533 : PackageManager.SIGNATURE_FIRST_NOT_SIGNED; 4534 } 4535 4536 if (s2 == null) { 4537 return PackageManager.SIGNATURE_SECOND_NOT_SIGNED; 4538 } 4539 4540 if (s1.length != s2.length) { 4541 return PackageManager.SIGNATURE_NO_MATCH; 4542 } 4543 4544 // Since both signature sets are of size 1, we can compare without HashSets. 4545 if (s1.length == 1) { 4546 return s1[0].equals(s2[0]) ? 4547 PackageManager.SIGNATURE_MATCH : 4548 PackageManager.SIGNATURE_NO_MATCH; 4549 } 4550 4551 ArraySet<Signature> set1 = new ArraySet<Signature>(); 4552 for (Signature sig : s1) { 4553 set1.add(sig); 4554 } 4555 ArraySet<Signature> set2 = new ArraySet<Signature>(); 4556 for (Signature sig : s2) { 4557 set2.add(sig); 4558 } 4559 // Make sure s2 contains all signatures in s1. 4560 if (set1.equals(set2)) { 4561 return PackageManager.SIGNATURE_MATCH; 4562 } 4563 return PackageManager.SIGNATURE_NO_MATCH; 4564 } 4565 4566 /** 4567 * If the database version for this type of package (internal storage or 4568 * external storage) is less than the version where package signatures 4569 * were updated, return true. 4570 */ 4571 private boolean isCompatSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4572 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4573 return ver.databaseVersion < DatabaseVersion.SIGNATURE_END_ENTITY; 4574 } 4575 4576 /** 4577 * Used for backward compatibility to make sure any packages with 4578 * certificate chains get upgraded to the new style. {@code existingSigs} 4579 * will be in the old format (since they were stored on disk from before the 4580 * system upgrade) and {@code scannedSigs} will be in the newer format. 4581 */ 4582 private int compareSignaturesCompat(PackageSignatures existingSigs, 4583 PackageParser.Package scannedPkg) { 4584 if (!isCompatSignatureUpdateNeeded(scannedPkg)) { 4585 return PackageManager.SIGNATURE_NO_MATCH; 4586 } 4587 4588 ArraySet<Signature> existingSet = new ArraySet<Signature>(); 4589 for (Signature sig : existingSigs.mSignatures) { 4590 existingSet.add(sig); 4591 } 4592 ArraySet<Signature> scannedCompatSet = new ArraySet<Signature>(); 4593 for (Signature sig : scannedPkg.mSignatures) { 4594 try { 4595 Signature[] chainSignatures = sig.getChainSignatures(); 4596 for (Signature chainSig : chainSignatures) { 4597 scannedCompatSet.add(chainSig); 4598 } 4599 } catch (CertificateEncodingException e) { 4600 scannedCompatSet.add(sig); 4601 } 4602 } 4603 /* 4604 * Make sure the expanded scanned set contains all signatures in the 4605 * existing one. 4606 */ 4607 if (scannedCompatSet.equals(existingSet)) { 4608 // Migrate the old signatures to the new scheme. 4609 existingSigs.assignSignatures(scannedPkg.mSignatures); 4610 // The new KeySets will be re-added later in the scanning process. 4611 synchronized (mPackages) { 4612 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(scannedPkg.packageName); 4613 } 4614 return PackageManager.SIGNATURE_MATCH; 4615 } 4616 return PackageManager.SIGNATURE_NO_MATCH; 4617 } 4618 4619 private boolean isRecoverSignatureUpdateNeeded(PackageParser.Package scannedPkg) { 4620 final VersionInfo ver = getSettingsVersionForPackage(scannedPkg); 4621 return ver.databaseVersion < DatabaseVersion.SIGNATURE_MALFORMED_RECOVER; 4622 } 4623 4624 private int compareSignaturesRecover(PackageSignatures existingSigs, 4625 PackageParser.Package scannedPkg) { 4626 if (!isRecoverSignatureUpdateNeeded(scannedPkg)) { 4627 return PackageManager.SIGNATURE_NO_MATCH; 4628 } 4629 4630 String msg = null; 4631 try { 4632 if (Signature.areEffectiveMatch(existingSigs.mSignatures, scannedPkg.mSignatures)) { 4633 logCriticalInfo(Log.INFO, "Recovered effectively matching certificates for " 4634 + scannedPkg.packageName); 4635 return PackageManager.SIGNATURE_MATCH; 4636 } 4637 } catch (CertificateException e) { 4638 msg = e.getMessage(); 4639 } 4640 4641 logCriticalInfo(Log.INFO, 4642 "Failed to recover certificates for " + scannedPkg.packageName + ": " + msg); 4643 return PackageManager.SIGNATURE_NO_MATCH; 4644 } 4645 4646 @Override 4647 public List<String> getAllPackages() { 4648 synchronized (mPackages) { 4649 return new ArrayList<String>(mPackages.keySet()); 4650 } 4651 } 4652 4653 @Override 4654 public String[] getPackagesForUid(int uid) { 4655 uid = UserHandle.getAppId(uid); 4656 // reader 4657 synchronized (mPackages) { 4658 Object obj = mSettings.getUserIdLPr(uid); 4659 if (obj instanceof SharedUserSetting) { 4660 final SharedUserSetting sus = (SharedUserSetting) obj; 4661 final int N = sus.packages.size(); 4662 final String[] res = new String[N]; 4663 for (int i = 0; i < N; i++) { 4664 res[i] = sus.packages.valueAt(i).name; 4665 } 4666 return res; 4667 } else if (obj instanceof PackageSetting) { 4668 final PackageSetting ps = (PackageSetting) obj; 4669 return new String[] { ps.name }; 4670 } 4671 } 4672 return null; 4673 } 4674 4675 @Override 4676 public String getNameForUid(int uid) { 4677 // reader 4678 synchronized (mPackages) { 4679 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4680 if (obj instanceof SharedUserSetting) { 4681 final SharedUserSetting sus = (SharedUserSetting) obj; 4682 return sus.name + ":" + sus.userId; 4683 } else if (obj instanceof PackageSetting) { 4684 final PackageSetting ps = (PackageSetting) obj; 4685 return ps.name; 4686 } 4687 } 4688 return null; 4689 } 4690 4691 @Override 4692 public int getUidForSharedUser(String sharedUserName) { 4693 if(sharedUserName == null) { 4694 return -1; 4695 } 4696 // reader 4697 synchronized (mPackages) { 4698 final SharedUserSetting suid = mSettings.getSharedUserLPw(sharedUserName, 0, 0, false); 4699 if (suid == null) { 4700 return -1; 4701 } 4702 return suid.userId; 4703 } 4704 } 4705 4706 @Override 4707 public int getFlagsForUid(int uid) { 4708 synchronized (mPackages) { 4709 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4710 if (obj instanceof SharedUserSetting) { 4711 final SharedUserSetting sus = (SharedUserSetting) obj; 4712 return sus.pkgFlags; 4713 } else if (obj instanceof PackageSetting) { 4714 final PackageSetting ps = (PackageSetting) obj; 4715 return ps.pkgFlags; 4716 } 4717 } 4718 return 0; 4719 } 4720 4721 @Override 4722 public int getPrivateFlagsForUid(int uid) { 4723 synchronized (mPackages) { 4724 Object obj = mSettings.getUserIdLPr(UserHandle.getAppId(uid)); 4725 if (obj instanceof SharedUserSetting) { 4726 final SharedUserSetting sus = (SharedUserSetting) obj; 4727 return sus.pkgPrivateFlags; 4728 } else if (obj instanceof PackageSetting) { 4729 final PackageSetting ps = (PackageSetting) obj; 4730 return ps.pkgPrivateFlags; 4731 } 4732 } 4733 return 0; 4734 } 4735 4736 @Override 4737 public boolean isUidPrivileged(int uid) { 4738 uid = UserHandle.getAppId(uid); 4739 // reader 4740 synchronized (mPackages) { 4741 Object obj = mSettings.getUserIdLPr(uid); 4742 if (obj instanceof SharedUserSetting) { 4743 final SharedUserSetting sus = (SharedUserSetting) obj; 4744 final Iterator<PackageSetting> it = sus.packages.iterator(); 4745 while (it.hasNext()) { 4746 if (it.next().isPrivileged()) { 4747 return true; 4748 } 4749 } 4750 } else if (obj instanceof PackageSetting) { 4751 final PackageSetting ps = (PackageSetting) obj; 4752 return ps.isPrivileged(); 4753 } 4754 } 4755 return false; 4756 } 4757 4758 @Override 4759 public String[] getAppOpPermissionPackages(String permissionName) { 4760 synchronized (mPackages) { 4761 ArraySet<String> pkgs = mAppOpPermissionPackages.get(permissionName); 4762 if (pkgs == null) { 4763 return null; 4764 } 4765 return pkgs.toArray(new String[pkgs.size()]); 4766 } 4767 } 4768 4769 @Override 4770 public ResolveInfo resolveIntent(Intent intent, String resolvedType, 4771 int flags, int userId) { 4772 try { 4773 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveIntent"); 4774 4775 if (!sUserManager.exists(userId)) return null; 4776 flags = updateFlagsForResolve(flags, userId, intent); 4777 enforceCrossUserPermission(Binder.getCallingUid(), userId, 4778 false /*requireFullPermission*/, false /*checkShell*/, "resolve intent"); 4779 4780 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 4781 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, 4782 flags, userId); 4783 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4784 4785 final ResolveInfo bestChoice = 4786 chooseBestActivity(intent, resolvedType, flags, query, userId); 4787 return bestChoice; 4788 } finally { 4789 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 4790 } 4791 } 4792 4793 @Override 4794 public void setLastChosenActivity(Intent intent, String resolvedType, int flags, 4795 IntentFilter filter, int match, ComponentName activity) { 4796 final int userId = UserHandle.getCallingUserId(); 4797 if (DEBUG_PREFERRED) { 4798 Log.v(TAG, "setLastChosenActivity intent=" + intent 4799 + " resolvedType=" + resolvedType 4800 + " flags=" + flags 4801 + " filter=" + filter 4802 + " match=" + match 4803 + " activity=" + activity); 4804 filter.dump(new PrintStreamPrinter(System.out), " "); 4805 } 4806 intent.setComponent(null); 4807 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4808 userId); 4809 // Find any earlier preferred or last chosen entries and nuke them 4810 findPreferredActivity(intent, resolvedType, 4811 flags, query, 0, false, true, false, userId); 4812 // Add the new activity as the last chosen for this filter 4813 addPreferredActivityInternal(filter, match, null, activity, false, userId, 4814 "Setting last chosen"); 4815 } 4816 4817 @Override 4818 public ResolveInfo getLastChosenActivity(Intent intent, String resolvedType, int flags) { 4819 final int userId = UserHandle.getCallingUserId(); 4820 if (DEBUG_PREFERRED) Log.v(TAG, "Querying last chosen activity for " + intent); 4821 final List<ResolveInfo> query = queryIntentActivitiesInternal(intent, resolvedType, flags, 4822 userId); 4823 return findPreferredActivity(intent, resolvedType, flags, query, 0, 4824 false, false, false, userId); 4825 } 4826 4827 private boolean isEphemeralDisabled() { 4828 // ephemeral apps have been disabled across the board 4829 if (DISABLE_EPHEMERAL_APPS) { 4830 return true; 4831 } 4832 // system isn't up yet; can't read settings, so, assume no ephemeral apps 4833 if (!mSystemReady) { 4834 return true; 4835 } 4836 // we can't get a content resolver until the system is ready; these checks must happen last 4837 final ContentResolver resolver = mContext.getContentResolver(); 4838 if (Global.getInt(resolver, Global.ENABLE_EPHEMERAL_FEATURE, 1) == 0) { 4839 return true; 4840 } 4841 return Secure.getInt(resolver, Secure.WEB_ACTION_ENABLED, 1) == 0; 4842 } 4843 4844 private boolean isEphemeralAllowed( 4845 Intent intent, List<ResolveInfo> resolvedActivities, int userId, 4846 boolean skipPackageCheck) { 4847 // Short circuit and return early if possible. 4848 if (isEphemeralDisabled()) { 4849 return false; 4850 } 4851 final int callingUser = UserHandle.getCallingUserId(); 4852 if (callingUser != UserHandle.USER_SYSTEM) { 4853 return false; 4854 } 4855 if (mEphemeralResolverConnection == null) { 4856 return false; 4857 } 4858 if (intent.getComponent() != null) { 4859 return false; 4860 } 4861 if ((intent.getFlags() & Intent.FLAG_IGNORE_EPHEMERAL) != 0) { 4862 return false; 4863 } 4864 if (!skipPackageCheck && intent.getPackage() != null) { 4865 return false; 4866 } 4867 final boolean isWebUri = hasWebURI(intent); 4868 if (!isWebUri || intent.getData().getHost() == null) { 4869 return false; 4870 } 4871 // Deny ephemeral apps if the user chose _ALWAYS or _ALWAYS_ASK for intent resolution. 4872 synchronized (mPackages) { 4873 final int count = (resolvedActivities == null ? 0 : resolvedActivities.size()); 4874 for (int n = 0; n < count; n++) { 4875 ResolveInfo info = resolvedActivities.get(n); 4876 String packageName = info.activityInfo.packageName; 4877 PackageSetting ps = mSettings.mPackages.get(packageName); 4878 if (ps != null) { 4879 // Try to get the status from User settings first 4880 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 4881 int status = (int) (packedStatus >> 32); 4882 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS 4883 || status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 4884 if (DEBUG_EPHEMERAL) { 4885 Slog.v(TAG, "DENY ephemeral apps;" 4886 + " pkg: " + packageName + ", status: " + status); 4887 } 4888 return false; 4889 } 4890 } 4891 } 4892 } 4893 // We've exhausted all ways to deny ephemeral application; let the system look for them. 4894 return true; 4895 } 4896 4897 private static EphemeralResolveInfo getEphemeralResolveInfo( 4898 Context context, EphemeralResolverConnection resolverConnection, Intent intent, 4899 String resolvedType, int userId, String packageName) { 4900 final int ephemeralPrefixMask = Global.getInt(context.getContentResolver(), 4901 Global.EPHEMERAL_HASH_PREFIX_MASK, DEFAULT_EPHEMERAL_HASH_PREFIX_MASK); 4902 final int ephemeralPrefixCount = Global.getInt(context.getContentResolver(), 4903 Global.EPHEMERAL_HASH_PREFIX_COUNT, DEFAULT_EPHEMERAL_HASH_PREFIX_COUNT); 4904 final EphemeralDigest digest = new EphemeralDigest(intent.getData(), ephemeralPrefixMask, 4905 ephemeralPrefixCount); 4906 final int[] shaPrefix = digest.getDigestPrefix(); 4907 final byte[][] digestBytes = digest.getDigestBytes(); 4908 final List<EphemeralResolveInfo> ephemeralResolveInfoList = 4909 resolverConnection.getEphemeralResolveInfoList(shaPrefix, ephemeralPrefixMask); 4910 if (ephemeralResolveInfoList == null || ephemeralResolveInfoList.size() == 0) { 4911 // No hash prefix match; there are no ephemeral apps for this domain. 4912 return null; 4913 } 4914 4915 // Go in reverse order so we match the narrowest scope first. 4916 for (int i = shaPrefix.length - 1; i >= 0 ; --i) { 4917 for (EphemeralResolveInfo ephemeralApplication : ephemeralResolveInfoList) { 4918 if (!Arrays.equals(digestBytes[i], ephemeralApplication.getDigestBytes())) { 4919 continue; 4920 } 4921 final List<IntentFilter> filters = ephemeralApplication.getFilters(); 4922 // No filters; this should never happen. 4923 if (filters.isEmpty()) { 4924 continue; 4925 } 4926 if (packageName != null 4927 && !packageName.equals(ephemeralApplication.getPackageName())) { 4928 continue; 4929 } 4930 // We have a domain match; resolve the filters to see if anything matches. 4931 final EphemeralIntentResolver ephemeralResolver = new EphemeralIntentResolver(); 4932 for (int j = filters.size() - 1; j >= 0; --j) { 4933 final EphemeralResolveIntentInfo intentInfo = 4934 new EphemeralResolveIntentInfo(filters.get(j), ephemeralApplication); 4935 ephemeralResolver.addFilter(intentInfo); 4936 } 4937 List<EphemeralResolveInfo> matchedResolveInfoList = ephemeralResolver.queryIntent( 4938 intent, resolvedType, false /*defaultOnly*/, userId); 4939 if (!matchedResolveInfoList.isEmpty()) { 4940 return matchedResolveInfoList.get(0); 4941 } 4942 } 4943 } 4944 // Hash or filter mis-match; no ephemeral apps for this domain. 4945 return null; 4946 } 4947 4948 private ResolveInfo chooseBestActivity(Intent intent, String resolvedType, 4949 int flags, List<ResolveInfo> query, int userId) { 4950 if (query != null) { 4951 final int N = query.size(); 4952 if (N == 1) { 4953 return query.get(0); 4954 } else if (N > 1) { 4955 final boolean debug = ((intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0); 4956 // If there is more than one activity with the same priority, 4957 // then let the user decide between them. 4958 ResolveInfo r0 = query.get(0); 4959 ResolveInfo r1 = query.get(1); 4960 if (DEBUG_INTENT_MATCHING || debug) { 4961 Slog.v(TAG, r0.activityInfo.name + "=" + r0.priority + " vs " 4962 + r1.activityInfo.name + "=" + r1.priority); 4963 } 4964 // If the first activity has a higher priority, or a different 4965 // default, then it is always desirable to pick it. 4966 if (r0.priority != r1.priority 4967 || r0.preferredOrder != r1.preferredOrder 4968 || r0.isDefault != r1.isDefault) { 4969 return query.get(0); 4970 } 4971 // If we have saved a preference for a preferred activity for 4972 // this Intent, use that. 4973 ResolveInfo ri = findPreferredActivity(intent, resolvedType, 4974 flags, query, r0.priority, true, false, debug, userId); 4975 if (ri != null) { 4976 return ri; 4977 } 4978 ri = new ResolveInfo(mResolveInfo); 4979 ri.activityInfo = new ActivityInfo(ri.activityInfo); 4980 ri.activityInfo.labelRes = ResolverActivity.getLabelRes(intent.getAction()); 4981 // If all of the options come from the same package, show the application's 4982 // label and icon instead of the generic resolver's. 4983 // Some calls like Intent.resolveActivityInfo query the ResolveInfo from here 4984 // and then throw away the ResolveInfo itself, meaning that the caller loses 4985 // the resolvePackageName. Therefore the activityInfo.labelRes above provides 4986 // a fallback for this case; we only set the target package's resources on 4987 // the ResolveInfo, not the ActivityInfo. 4988 final String intentPackage = intent.getPackage(); 4989 if (!TextUtils.isEmpty(intentPackage) && allHavePackage(query, intentPackage)) { 4990 final ApplicationInfo appi = query.get(0).activityInfo.applicationInfo; 4991 ri.resolvePackageName = intentPackage; 4992 if (userNeedsBadging(userId)) { 4993 ri.noResourceId = true; 4994 } else { 4995 ri.icon = appi.icon; 4996 } 4997 ri.iconResourceId = appi.icon; 4998 ri.labelRes = appi.labelRes; 4999 } 5000 ri.activityInfo.applicationInfo = new ApplicationInfo( 5001 ri.activityInfo.applicationInfo); 5002 if (userId != 0) { 5003 ri.activityInfo.applicationInfo.uid = UserHandle.getUid(userId, 5004 UserHandle.getAppId(ri.activityInfo.applicationInfo.uid)); 5005 } 5006 // Make sure that the resolver is displayable in car mode 5007 if (ri.activityInfo.metaData == null) ri.activityInfo.metaData = new Bundle(); 5008 ri.activityInfo.metaData.putBoolean(Intent.METADATA_DOCK_HOME, true); 5009 return ri; 5010 } 5011 } 5012 return null; 5013 } 5014 5015 /** 5016 * Return true if the given list is not empty and all of its contents have 5017 * an activityInfo with the given package name. 5018 */ 5019 private boolean allHavePackage(List<ResolveInfo> list, String packageName) { 5020 if (ArrayUtils.isEmpty(list)) { 5021 return false; 5022 } 5023 for (int i = 0, N = list.size(); i < N; i++) { 5024 final ResolveInfo ri = list.get(i); 5025 final ActivityInfo ai = ri != null ? ri.activityInfo : null; 5026 if (ai == null || !packageName.equals(ai.packageName)) { 5027 return false; 5028 } 5029 } 5030 return true; 5031 } 5032 5033 private ResolveInfo findPersistentPreferredActivityLP(Intent intent, String resolvedType, 5034 int flags, List<ResolveInfo> query, boolean debug, int userId) { 5035 final int N = query.size(); 5036 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 5037 .get(userId); 5038 // Get the list of persistent preferred activities that handle the intent 5039 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for presistent preferred activities..."); 5040 List<PersistentPreferredActivity> pprefs = ppir != null 5041 ? ppir.queryIntent(intent, resolvedType, 5042 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5043 : null; 5044 if (pprefs != null && pprefs.size() > 0) { 5045 final int M = pprefs.size(); 5046 for (int i=0; i<M; i++) { 5047 final PersistentPreferredActivity ppa = pprefs.get(i); 5048 if (DEBUG_PREFERRED || debug) { 5049 Slog.v(TAG, "Checking PersistentPreferredActivity ds=" 5050 + (ppa.countDataSchemes() > 0 ? ppa.getDataScheme(0) : "<none>") 5051 + "\n component=" + ppa.mComponent); 5052 ppa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5053 } 5054 final ActivityInfo ai = getActivityInfo(ppa.mComponent, 5055 flags | MATCH_DISABLED_COMPONENTS, userId); 5056 if (DEBUG_PREFERRED || debug) { 5057 Slog.v(TAG, "Found persistent preferred activity:"); 5058 if (ai != null) { 5059 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5060 } else { 5061 Slog.v(TAG, " null"); 5062 } 5063 } 5064 if (ai == null) { 5065 // This previously registered persistent preferred activity 5066 // component is no longer known. Ignore it and do NOT remove it. 5067 continue; 5068 } 5069 for (int j=0; j<N; j++) { 5070 final ResolveInfo ri = query.get(j); 5071 if (!ri.activityInfo.applicationInfo.packageName 5072 .equals(ai.applicationInfo.packageName)) { 5073 continue; 5074 } 5075 if (!ri.activityInfo.name.equals(ai.name)) { 5076 continue; 5077 } 5078 // Found a persistent preference that can handle the intent. 5079 if (DEBUG_PREFERRED || debug) { 5080 Slog.v(TAG, "Returning persistent preferred activity: " + 5081 ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5082 } 5083 return ri; 5084 } 5085 } 5086 } 5087 return null; 5088 } 5089 5090 // TODO: handle preferred activities missing while user has amnesia 5091 ResolveInfo findPreferredActivity(Intent intent, String resolvedType, int flags, 5092 List<ResolveInfo> query, int priority, boolean always, 5093 boolean removeMatches, boolean debug, int userId) { 5094 if (!sUserManager.exists(userId)) return null; 5095 flags = updateFlagsForResolve(flags, userId, intent); 5096 // writer 5097 synchronized (mPackages) { 5098 if (intent.getSelector() != null) { 5099 intent = intent.getSelector(); 5100 } 5101 if (DEBUG_PREFERRED) intent.addFlags(Intent.FLAG_DEBUG_LOG_RESOLUTION); 5102 5103 // Try to find a matching persistent preferred activity. 5104 ResolveInfo pri = findPersistentPreferredActivityLP(intent, resolvedType, flags, query, 5105 debug, userId); 5106 5107 // If a persistent preferred activity matched, use it. 5108 if (pri != null) { 5109 return pri; 5110 } 5111 5112 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 5113 // Get the list of preferred activities that handle the intent 5114 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Looking for preferred activities..."); 5115 List<PreferredActivity> prefs = pir != null 5116 ? pir.queryIntent(intent, resolvedType, 5117 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId) 5118 : null; 5119 if (prefs != null && prefs.size() > 0) { 5120 boolean changed = false; 5121 try { 5122 // First figure out how good the original match set is. 5123 // We will only allow preferred activities that came 5124 // from the same match quality. 5125 int match = 0; 5126 5127 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Figuring out best match..."); 5128 5129 final int N = query.size(); 5130 for (int j=0; j<N; j++) { 5131 final ResolveInfo ri = query.get(j); 5132 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Match for " + ri.activityInfo 5133 + ": 0x" + Integer.toHexString(match)); 5134 if (ri.match > match) { 5135 match = ri.match; 5136 } 5137 } 5138 5139 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Best match: 0x" 5140 + Integer.toHexString(match)); 5141 5142 match &= IntentFilter.MATCH_CATEGORY_MASK; 5143 final int M = prefs.size(); 5144 for (int i=0; i<M; i++) { 5145 final PreferredActivity pa = prefs.get(i); 5146 if (DEBUG_PREFERRED || debug) { 5147 Slog.v(TAG, "Checking PreferredActivity ds=" 5148 + (pa.countDataSchemes() > 0 ? pa.getDataScheme(0) : "<none>") 5149 + "\n component=" + pa.mPref.mComponent); 5150 pa.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5151 } 5152 if (pa.mPref.mMatch != match) { 5153 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping bad match " 5154 + Integer.toHexString(pa.mPref.mMatch)); 5155 continue; 5156 } 5157 // If it's not an "always" type preferred activity and that's what we're 5158 // looking for, skip it. 5159 if (always && !pa.mPref.mAlways) { 5160 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Skipping mAlways=false entry"); 5161 continue; 5162 } 5163 final ActivityInfo ai = getActivityInfo( 5164 pa.mPref.mComponent, flags | MATCH_DISABLED_COMPONENTS 5165 | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE, 5166 userId); 5167 if (DEBUG_PREFERRED || debug) { 5168 Slog.v(TAG, "Found preferred activity:"); 5169 if (ai != null) { 5170 ai.dump(new LogPrinter(Log.VERBOSE, TAG, Log.LOG_ID_SYSTEM), " "); 5171 } else { 5172 Slog.v(TAG, " null"); 5173 } 5174 } 5175 if (ai == null) { 5176 // This previously registered preferred activity 5177 // component is no longer known. Most likely an update 5178 // to the app was installed and in the new version this 5179 // component no longer exists. Clean it up by removing 5180 // it from the preferred activities list, and skip it. 5181 Slog.w(TAG, "Removing dangling preferred activity: " 5182 + pa.mPref.mComponent); 5183 pir.removeFilter(pa); 5184 changed = true; 5185 continue; 5186 } 5187 for (int j=0; j<N; j++) { 5188 final ResolveInfo ri = query.get(j); 5189 if (!ri.activityInfo.applicationInfo.packageName 5190 .equals(ai.applicationInfo.packageName)) { 5191 continue; 5192 } 5193 if (!ri.activityInfo.name.equals(ai.name)) { 5194 continue; 5195 } 5196 5197 if (removeMatches) { 5198 pir.removeFilter(pa); 5199 changed = true; 5200 if (DEBUG_PREFERRED) { 5201 Slog.v(TAG, "Removing match " + pa.mPref.mComponent); 5202 } 5203 break; 5204 } 5205 5206 // Okay we found a previously set preferred or last chosen app. 5207 // If the result set is different from when this 5208 // was created, we need to clear it and re-ask the 5209 // user their preference, if we're looking for an "always" type entry. 5210 if (always && !pa.mPref.sameSet(query)) { 5211 Slog.i(TAG, "Result set changed, dropping preferred activity for " 5212 + intent + " type " + resolvedType); 5213 if (DEBUG_PREFERRED) { 5214 Slog.v(TAG, "Removing preferred activity since set changed " 5215 + pa.mPref.mComponent); 5216 } 5217 pir.removeFilter(pa); 5218 // Re-add the filter as a "last chosen" entry (!always) 5219 PreferredActivity lastChosen = new PreferredActivity( 5220 pa, pa.mPref.mMatch, null, pa.mPref.mComponent, false); 5221 pir.addFilter(lastChosen); 5222 changed = true; 5223 return null; 5224 } 5225 5226 // Yay! Either the set matched or we're looking for the last chosen 5227 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "Returning preferred activity: " 5228 + ri.activityInfo.packageName + "/" + ri.activityInfo.name); 5229 return ri; 5230 } 5231 } 5232 } finally { 5233 if (changed) { 5234 if (DEBUG_PREFERRED) { 5235 Slog.v(TAG, "Preferred activity bookkeeping changed; writing restrictions"); 5236 } 5237 scheduleWritePackageRestrictionsLocked(userId); 5238 } 5239 } 5240 } 5241 } 5242 if (DEBUG_PREFERRED || debug) Slog.v(TAG, "No preferred activity to return"); 5243 return null; 5244 } 5245 5246 /* 5247 * Returns if intent can be forwarded from the sourceUserId to the targetUserId 5248 */ 5249 @Override 5250 public boolean canForwardTo(Intent intent, String resolvedType, int sourceUserId, 5251 int targetUserId) { 5252 mContext.enforceCallingOrSelfPermission( 5253 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 5254 List<CrossProfileIntentFilter> matches = 5255 getMatchingCrossProfileIntentFilters(intent, resolvedType, sourceUserId); 5256 if (matches != null) { 5257 int size = matches.size(); 5258 for (int i = 0; i < size; i++) { 5259 if (matches.get(i).getTargetUserId() == targetUserId) return true; 5260 } 5261 } 5262 if (hasWebURI(intent)) { 5263 // cross-profile app linking works only towards the parent. 5264 final UserInfo parent = getProfileParent(sourceUserId); 5265 synchronized(mPackages) { 5266 int flags = updateFlagsForResolve(0, parent.id, intent); 5267 CrossProfileDomainInfo xpDomainInfo = getCrossProfileDomainPreferredLpr( 5268 intent, resolvedType, flags, sourceUserId, parent.id); 5269 return xpDomainInfo != null; 5270 } 5271 } 5272 return false; 5273 } 5274 5275 private UserInfo getProfileParent(int userId) { 5276 final long identity = Binder.clearCallingIdentity(); 5277 try { 5278 return sUserManager.getProfileParent(userId); 5279 } finally { 5280 Binder.restoreCallingIdentity(identity); 5281 } 5282 } 5283 5284 private List<CrossProfileIntentFilter> getMatchingCrossProfileIntentFilters(Intent intent, 5285 String resolvedType, int userId) { 5286 CrossProfileIntentResolver resolver = mSettings.mCrossProfileIntentResolvers.get(userId); 5287 if (resolver != null) { 5288 return resolver.queryIntent(intent, resolvedType, false, userId); 5289 } 5290 return null; 5291 } 5292 5293 @Override 5294 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivities(Intent intent, 5295 String resolvedType, int flags, int userId) { 5296 try { 5297 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "queryIntentActivities"); 5298 5299 return new ParceledListSlice<>( 5300 queryIntentActivitiesInternal(intent, resolvedType, flags, userId)); 5301 } finally { 5302 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5303 } 5304 } 5305 5306 private @NonNull List<ResolveInfo> queryIntentActivitiesInternal(Intent intent, 5307 String resolvedType, int flags, int userId) { 5308 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5309 flags = updateFlagsForResolve(flags, userId, intent); 5310 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5311 false /* requireFullPermission */, false /* checkShell */, 5312 "query intent activities"); 5313 ComponentName comp = intent.getComponent(); 5314 if (comp == null) { 5315 if (intent.getSelector() != null) { 5316 intent = intent.getSelector(); 5317 comp = intent.getComponent(); 5318 } 5319 } 5320 5321 if (comp != null) { 5322 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 5323 final ActivityInfo ai = getActivityInfo(comp, flags, userId); 5324 if (ai != null) { 5325 final ResolveInfo ri = new ResolveInfo(); 5326 ri.activityInfo = ai; 5327 list.add(ri); 5328 } 5329 return list; 5330 } 5331 5332 // reader 5333 boolean sortResult = false; 5334 boolean addEphemeral = false; 5335 boolean matchEphemeralPackage = false; 5336 List<ResolveInfo> result; 5337 final String pkgName = intent.getPackage(); 5338 synchronized (mPackages) { 5339 if (pkgName == null) { 5340 List<CrossProfileIntentFilter> matchingFilters = 5341 getMatchingCrossProfileIntentFilters(intent, resolvedType, userId); 5342 // Check for results that need to skip the current profile. 5343 ResolveInfo xpResolveInfo = querySkipCurrentProfileIntents(matchingFilters, intent, 5344 resolvedType, flags, userId); 5345 if (xpResolveInfo != null) { 5346 List<ResolveInfo> xpResult = new ArrayList<ResolveInfo>(1); 5347 xpResult.add(xpResolveInfo); 5348 return filterIfNotSystemUser(xpResult, userId); 5349 } 5350 5351 // Check for results in the current profile. 5352 result = filterIfNotSystemUser(mActivities.queryIntent( 5353 intent, resolvedType, flags, userId), userId); 5354 addEphemeral = 5355 isEphemeralAllowed(intent, result, userId, false /*skipPackageCheck*/); 5356 5357 // Check for cross profile results. 5358 boolean hasNonNegativePriorityResult = hasNonNegativePriority(result); 5359 xpResolveInfo = queryCrossProfileIntents( 5360 matchingFilters, intent, resolvedType, flags, userId, 5361 hasNonNegativePriorityResult); 5362 if (xpResolveInfo != null && isUserEnabled(xpResolveInfo.targetUserId)) { 5363 boolean isVisibleToUser = filterIfNotSystemUser( 5364 Collections.singletonList(xpResolveInfo), userId).size() > 0; 5365 if (isVisibleToUser) { 5366 result.add(xpResolveInfo); 5367 sortResult = true; 5368 } 5369 } 5370 if (hasWebURI(intent)) { 5371 CrossProfileDomainInfo xpDomainInfo = null; 5372 final UserInfo parent = getProfileParent(userId); 5373 if (parent != null) { 5374 xpDomainInfo = getCrossProfileDomainPreferredLpr(intent, resolvedType, 5375 flags, userId, parent.id); 5376 } 5377 if (xpDomainInfo != null) { 5378 if (xpResolveInfo != null) { 5379 // If we didn't remove it, the cross-profile ResolveInfo would be twice 5380 // in the result. 5381 result.remove(xpResolveInfo); 5382 } 5383 if (result.size() == 0 && !addEphemeral) { 5384 result.add(xpDomainInfo.resolveInfo); 5385 return result; 5386 } 5387 } 5388 if (result.size() > 1 || addEphemeral) { 5389 result = filterCandidatesWithDomainPreferredActivitiesLPr( 5390 intent, flags, result, xpDomainInfo, userId); 5391 sortResult = true; 5392 } 5393 } 5394 } else { 5395 final PackageParser.Package pkg = mPackages.get(pkgName); 5396 if (pkg != null) { 5397 result = filterIfNotSystemUser( 5398 mActivities.queryIntentForPackage( 5399 intent, resolvedType, flags, pkg.activities, userId), 5400 userId); 5401 } else { 5402 // the caller wants to resolve for a particular package; however, there 5403 // were no installed results, so, try to find an ephemeral result 5404 addEphemeral = isEphemeralAllowed( 5405 intent, null /*result*/, userId, true /*skipPackageCheck*/); 5406 matchEphemeralPackage = true; 5407 result = new ArrayList<ResolveInfo>(); 5408 } 5409 } 5410 } 5411 if (addEphemeral) { 5412 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "resolveEphemeral"); 5413 final EphemeralResolveInfo ai = getEphemeralResolveInfo( 5414 mContext, mEphemeralResolverConnection, intent, resolvedType, userId, 5415 matchEphemeralPackage ? pkgName : null); 5416 if (ai != null) { 5417 if (DEBUG_EPHEMERAL) { 5418 Slog.v(TAG, "Adding ephemeral installer to the ResolveInfo list"); 5419 } 5420 final ResolveInfo ephemeralInstaller = new ResolveInfo(mEphemeralInstallerInfo); 5421 ephemeralInstaller.ephemeralResolveInfo = ai; 5422 // make sure this resolver is the default 5423 ephemeralInstaller.isDefault = true; 5424 ephemeralInstaller.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 5425 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 5426 // add a non-generic filter 5427 ephemeralInstaller.filter = new IntentFilter(intent.getAction()); 5428 ephemeralInstaller.filter.addDataPath( 5429 intent.getData().getPath(), PatternMatcher.PATTERN_LITERAL); 5430 result.add(ephemeralInstaller); 5431 } 5432 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 5433 } 5434 if (sortResult) { 5435 Collections.sort(result, mResolvePrioritySorter); 5436 } 5437 return result; 5438 } 5439 5440 private static class CrossProfileDomainInfo { 5441 /* ResolveInfo for IntentForwarderActivity to send the intent to the other profile */ 5442 ResolveInfo resolveInfo; 5443 /* Best domain verification status of the activities found in the other profile */ 5444 int bestDomainVerificationStatus; 5445 } 5446 5447 private CrossProfileDomainInfo getCrossProfileDomainPreferredLpr(Intent intent, 5448 String resolvedType, int flags, int sourceUserId, int parentUserId) { 5449 if (!sUserManager.hasUserRestriction(UserManager.ALLOW_PARENT_PROFILE_APP_LINKING, 5450 sourceUserId)) { 5451 return null; 5452 } 5453 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5454 resolvedType, flags, parentUserId); 5455 5456 if (resultTargetUser == null || resultTargetUser.isEmpty()) { 5457 return null; 5458 } 5459 CrossProfileDomainInfo result = null; 5460 int size = resultTargetUser.size(); 5461 for (int i = 0; i < size; i++) { 5462 ResolveInfo riTargetUser = resultTargetUser.get(i); 5463 // Intent filter verification is only for filters that specify a host. So don't return 5464 // those that handle all web uris. 5465 if (riTargetUser.handleAllWebDataURI) { 5466 continue; 5467 } 5468 String packageName = riTargetUser.activityInfo.packageName; 5469 PackageSetting ps = mSettings.mPackages.get(packageName); 5470 if (ps == null) { 5471 continue; 5472 } 5473 long verificationState = getDomainVerificationStatusLPr(ps, parentUserId); 5474 int status = (int)(verificationState >> 32); 5475 if (result == null) { 5476 result = new CrossProfileDomainInfo(); 5477 result.resolveInfo = createForwardingResolveInfoUnchecked(new IntentFilter(), 5478 sourceUserId, parentUserId); 5479 result.bestDomainVerificationStatus = status; 5480 } else { 5481 result.bestDomainVerificationStatus = bestDomainVerificationStatus(status, 5482 result.bestDomainVerificationStatus); 5483 } 5484 } 5485 // Don't consider matches with status NEVER across profiles. 5486 if (result != null && result.bestDomainVerificationStatus 5487 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5488 return null; 5489 } 5490 return result; 5491 } 5492 5493 /** 5494 * Verification statuses are ordered from the worse to the best, except for 5495 * INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER, which is the worse. 5496 */ 5497 private int bestDomainVerificationStatus(int status1, int status2) { 5498 if (status1 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5499 return status2; 5500 } 5501 if (status2 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5502 return status1; 5503 } 5504 return (int) MathUtils.max(status1, status2); 5505 } 5506 5507 private boolean isUserEnabled(int userId) { 5508 long callingId = Binder.clearCallingIdentity(); 5509 try { 5510 UserInfo userInfo = sUserManager.getUserInfo(userId); 5511 return userInfo != null && userInfo.isEnabled(); 5512 } finally { 5513 Binder.restoreCallingIdentity(callingId); 5514 } 5515 } 5516 5517 /** 5518 * Filter out activities with systemUserOnly flag set, when current user is not System. 5519 * 5520 * @return filtered list 5521 */ 5522 private List<ResolveInfo> filterIfNotSystemUser(List<ResolveInfo> resolveInfos, int userId) { 5523 if (userId == UserHandle.USER_SYSTEM) { 5524 return resolveInfos; 5525 } 5526 for (int i = resolveInfos.size() - 1; i >= 0; i--) { 5527 ResolveInfo info = resolveInfos.get(i); 5528 if ((info.activityInfo.flags & ActivityInfo.FLAG_SYSTEM_USER_ONLY) != 0) { 5529 resolveInfos.remove(i); 5530 } 5531 } 5532 return resolveInfos; 5533 } 5534 5535 /** 5536 * @param resolveInfos list of resolve infos in descending priority order 5537 * @return if the list contains a resolve info with non-negative priority 5538 */ 5539 private boolean hasNonNegativePriority(List<ResolveInfo> resolveInfos) { 5540 return resolveInfos.size() > 0 && resolveInfos.get(0).priority >= 0; 5541 } 5542 5543 private static boolean hasWebURI(Intent intent) { 5544 if (intent.getData() == null) { 5545 return false; 5546 } 5547 final String scheme = intent.getScheme(); 5548 if (TextUtils.isEmpty(scheme)) { 5549 return false; 5550 } 5551 return scheme.equals(IntentFilter.SCHEME_HTTP) || scheme.equals(IntentFilter.SCHEME_HTTPS); 5552 } 5553 5554 private List<ResolveInfo> filterCandidatesWithDomainPreferredActivitiesLPr(Intent intent, 5555 int matchFlags, List<ResolveInfo> candidates, CrossProfileDomainInfo xpDomainInfo, 5556 int userId) { 5557 final boolean debug = (intent.getFlags() & Intent.FLAG_DEBUG_LOG_RESOLUTION) != 0; 5558 5559 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5560 Slog.v(TAG, "Filtering results with preferred activities. Candidates count: " + 5561 candidates.size()); 5562 } 5563 5564 ArrayList<ResolveInfo> result = new ArrayList<ResolveInfo>(); 5565 ArrayList<ResolveInfo> alwaysList = new ArrayList<ResolveInfo>(); 5566 ArrayList<ResolveInfo> undefinedList = new ArrayList<ResolveInfo>(); 5567 ArrayList<ResolveInfo> alwaysAskList = new ArrayList<ResolveInfo>(); 5568 ArrayList<ResolveInfo> neverList = new ArrayList<ResolveInfo>(); 5569 ArrayList<ResolveInfo> matchAllList = new ArrayList<ResolveInfo>(); 5570 5571 synchronized (mPackages) { 5572 final int count = candidates.size(); 5573 // First, try to use linked apps. Partition the candidates into four lists: 5574 // one for the final results, one for the "do not use ever", one for "undefined status" 5575 // and finally one for "browser app type". 5576 for (int n=0; n<count; n++) { 5577 ResolveInfo info = candidates.get(n); 5578 String packageName = info.activityInfo.packageName; 5579 PackageSetting ps = mSettings.mPackages.get(packageName); 5580 if (ps != null) { 5581 // Add to the special match all list (Browser use case) 5582 if (info.handleAllWebDataURI) { 5583 matchAllList.add(info); 5584 continue; 5585 } 5586 // Try to get the status from User settings first 5587 long packedStatus = getDomainVerificationStatusLPr(ps, userId); 5588 int status = (int)(packedStatus >> 32); 5589 int linkGeneration = (int)(packedStatus & 0xFFFFFFFF); 5590 if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS) { 5591 if (DEBUG_DOMAIN_VERIFICATION) { 5592 Slog.i(TAG, " + always: " + info.activityInfo.packageName 5593 + " : linkgen=" + linkGeneration); 5594 } 5595 // Use link-enabled generation as preferredOrder, i.e. 5596 // prefer newly-enabled over earlier-enabled. 5597 info.preferredOrder = linkGeneration; 5598 alwaysList.add(info); 5599 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER) { 5600 if (DEBUG_DOMAIN_VERIFICATION) { 5601 Slog.i(TAG, " + never: " + info.activityInfo.packageName); 5602 } 5603 neverList.add(info); 5604 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK) { 5605 if (DEBUG_DOMAIN_VERIFICATION) { 5606 Slog.i(TAG, " + always-ask: " + info.activityInfo.packageName); 5607 } 5608 alwaysAskList.add(info); 5609 } else if (status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED || 5610 status == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK) { 5611 if (DEBUG_DOMAIN_VERIFICATION) { 5612 Slog.i(TAG, " + ask: " + info.activityInfo.packageName); 5613 } 5614 undefinedList.add(info); 5615 } 5616 } 5617 } 5618 5619 // We'll want to include browser possibilities in a few cases 5620 boolean includeBrowser = false; 5621 5622 // First try to add the "always" resolution(s) for the current user, if any 5623 if (alwaysList.size() > 0) { 5624 result.addAll(alwaysList); 5625 } else { 5626 // Add all undefined apps as we want them to appear in the disambiguation dialog. 5627 result.addAll(undefinedList); 5628 // Maybe add one for the other profile. 5629 if (xpDomainInfo != null && ( 5630 xpDomainInfo.bestDomainVerificationStatus 5631 != INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER)) { 5632 result.add(xpDomainInfo.resolveInfo); 5633 } 5634 includeBrowser = true; 5635 } 5636 5637 // The presence of any 'always ask' alternatives means we'll also offer browsers. 5638 // If there were 'always' entries their preferred order has been set, so we also 5639 // back that off to make the alternatives equivalent 5640 if (alwaysAskList.size() > 0) { 5641 for (ResolveInfo i : result) { 5642 i.preferredOrder = 0; 5643 } 5644 result.addAll(alwaysAskList); 5645 includeBrowser = true; 5646 } 5647 5648 if (includeBrowser) { 5649 // Also add browsers (all of them or only the default one) 5650 if (DEBUG_DOMAIN_VERIFICATION) { 5651 Slog.v(TAG, " ...including browsers in candidate set"); 5652 } 5653 if ((matchFlags & MATCH_ALL) != 0) { 5654 result.addAll(matchAllList); 5655 } else { 5656 // Browser/generic handling case. If there's a default browser, go straight 5657 // to that (but only if there is no other higher-priority match). 5658 final String defaultBrowserPackageName = getDefaultBrowserPackageName(userId); 5659 int maxMatchPrio = 0; 5660 ResolveInfo defaultBrowserMatch = null; 5661 final int numCandidates = matchAllList.size(); 5662 for (int n = 0; n < numCandidates; n++) { 5663 ResolveInfo info = matchAllList.get(n); 5664 // track the highest overall match priority... 5665 if (info.priority > maxMatchPrio) { 5666 maxMatchPrio = info.priority; 5667 } 5668 // ...and the highest-priority default browser match 5669 if (info.activityInfo.packageName.equals(defaultBrowserPackageName)) { 5670 if (defaultBrowserMatch == null 5671 || (defaultBrowserMatch.priority < info.priority)) { 5672 if (debug) { 5673 Slog.v(TAG, "Considering default browser match " + info); 5674 } 5675 defaultBrowserMatch = info; 5676 } 5677 } 5678 } 5679 if (defaultBrowserMatch != null 5680 && defaultBrowserMatch.priority >= maxMatchPrio 5681 && !TextUtils.isEmpty(defaultBrowserPackageName)) 5682 { 5683 if (debug) { 5684 Slog.v(TAG, "Default browser match " + defaultBrowserMatch); 5685 } 5686 result.add(defaultBrowserMatch); 5687 } else { 5688 result.addAll(matchAllList); 5689 } 5690 } 5691 5692 // If there is nothing selected, add all candidates and remove the ones that the user 5693 // has explicitly put into the INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER state 5694 if (result.size() == 0) { 5695 result.addAll(candidates); 5696 result.removeAll(neverList); 5697 } 5698 } 5699 } 5700 if (DEBUG_PREFERRED || DEBUG_DOMAIN_VERIFICATION) { 5701 Slog.v(TAG, "Filtered results with preferred activities. New candidates count: " + 5702 result.size()); 5703 for (ResolveInfo info : result) { 5704 Slog.v(TAG, " + " + info.activityInfo); 5705 } 5706 } 5707 return result; 5708 } 5709 5710 // Returns a packed value as a long: 5711 // 5712 // high 'int'-sized word: link status: undefined/ask/never/always. 5713 // low 'int'-sized word: relative priority among 'always' results. 5714 private long getDomainVerificationStatusLPr(PackageSetting ps, int userId) { 5715 long result = ps.getDomainVerificationStatusForUser(userId); 5716 // if none available, get the master status 5717 if (result >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 5718 if (ps.getIntentFilterVerificationInfo() != null) { 5719 result = ((long)ps.getIntentFilterVerificationInfo().getStatus()) << 32; 5720 } 5721 } 5722 return result; 5723 } 5724 5725 private ResolveInfo querySkipCurrentProfileIntents( 5726 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5727 int flags, int sourceUserId) { 5728 if (matchingFilters != null) { 5729 int size = matchingFilters.size(); 5730 for (int i = 0; i < size; i ++) { 5731 CrossProfileIntentFilter filter = matchingFilters.get(i); 5732 if ((filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0) { 5733 // Checking if there are activities in the target user that can handle the 5734 // intent. 5735 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5736 resolvedType, flags, sourceUserId); 5737 if (resolveInfo != null) { 5738 return resolveInfo; 5739 } 5740 } 5741 } 5742 } 5743 return null; 5744 } 5745 5746 // Return matching ResolveInfo in target user if any. 5747 private ResolveInfo queryCrossProfileIntents( 5748 List<CrossProfileIntentFilter> matchingFilters, Intent intent, String resolvedType, 5749 int flags, int sourceUserId, boolean matchInCurrentProfile) { 5750 if (matchingFilters != null) { 5751 // Two {@link CrossProfileIntentFilter}s can have the same targetUserId and 5752 // match the same intent. For performance reasons, it is better not to 5753 // run queryIntent twice for the same userId 5754 SparseBooleanArray alreadyTriedUserIds = new SparseBooleanArray(); 5755 int size = matchingFilters.size(); 5756 for (int i = 0; i < size; i++) { 5757 CrossProfileIntentFilter filter = matchingFilters.get(i); 5758 int targetUserId = filter.getTargetUserId(); 5759 boolean skipCurrentProfile = 5760 (filter.getFlags() & PackageManager.SKIP_CURRENT_PROFILE) != 0; 5761 boolean skipCurrentProfileIfNoMatchFound = 5762 (filter.getFlags() & PackageManager.ONLY_IF_NO_MATCH_FOUND) != 0; 5763 if (!skipCurrentProfile && !alreadyTriedUserIds.get(targetUserId) 5764 && (!skipCurrentProfileIfNoMatchFound || !matchInCurrentProfile)) { 5765 // Checking if there are activities in the target user that can handle the 5766 // intent. 5767 ResolveInfo resolveInfo = createForwardingResolveInfo(filter, intent, 5768 resolvedType, flags, sourceUserId); 5769 if (resolveInfo != null) return resolveInfo; 5770 alreadyTriedUserIds.put(targetUserId, true); 5771 } 5772 } 5773 } 5774 return null; 5775 } 5776 5777 /** 5778 * If the filter's target user can handle the intent and is enabled: returns a ResolveInfo that 5779 * will forward the intent to the filter's target user. 5780 * Otherwise, returns null. 5781 */ 5782 private ResolveInfo createForwardingResolveInfo(CrossProfileIntentFilter filter, Intent intent, 5783 String resolvedType, int flags, int sourceUserId) { 5784 int targetUserId = filter.getTargetUserId(); 5785 List<ResolveInfo> resultTargetUser = mActivities.queryIntent(intent, 5786 resolvedType, flags, targetUserId); 5787 if (resultTargetUser != null && isUserEnabled(targetUserId)) { 5788 // If all the matches in the target profile are suspended, return null. 5789 for (int i = resultTargetUser.size() - 1; i >= 0; i--) { 5790 if ((resultTargetUser.get(i).activityInfo.applicationInfo.flags 5791 & ApplicationInfo.FLAG_SUSPENDED) == 0) { 5792 return createForwardingResolveInfoUnchecked(filter, sourceUserId, 5793 targetUserId); 5794 } 5795 } 5796 } 5797 return null; 5798 } 5799 5800 private ResolveInfo createForwardingResolveInfoUnchecked(IntentFilter filter, 5801 int sourceUserId, int targetUserId) { 5802 ResolveInfo forwardingResolveInfo = new ResolveInfo(); 5803 long ident = Binder.clearCallingIdentity(); 5804 boolean targetIsProfile; 5805 try { 5806 targetIsProfile = sUserManager.getUserInfo(targetUserId).isManagedProfile(); 5807 } finally { 5808 Binder.restoreCallingIdentity(ident); 5809 } 5810 String className; 5811 if (targetIsProfile) { 5812 className = FORWARD_INTENT_TO_MANAGED_PROFILE; 5813 } else { 5814 className = FORWARD_INTENT_TO_PARENT; 5815 } 5816 ComponentName forwardingActivityComponentName = new ComponentName( 5817 mAndroidApplication.packageName, className); 5818 ActivityInfo forwardingActivityInfo = getActivityInfo(forwardingActivityComponentName, 0, 5819 sourceUserId); 5820 if (!targetIsProfile) { 5821 forwardingActivityInfo.showUserIcon = targetUserId; 5822 forwardingResolveInfo.noResourceId = true; 5823 } 5824 forwardingResolveInfo.activityInfo = forwardingActivityInfo; 5825 forwardingResolveInfo.priority = 0; 5826 forwardingResolveInfo.preferredOrder = 0; 5827 forwardingResolveInfo.match = 0; 5828 forwardingResolveInfo.isDefault = true; 5829 forwardingResolveInfo.filter = filter; 5830 forwardingResolveInfo.targetUserId = targetUserId; 5831 return forwardingResolveInfo; 5832 } 5833 5834 @Override 5835 public @NonNull ParceledListSlice<ResolveInfo> queryIntentActivityOptions(ComponentName caller, 5836 Intent[] specifics, String[] specificTypes, Intent intent, 5837 String resolvedType, int flags, int userId) { 5838 return new ParceledListSlice<>(queryIntentActivityOptionsInternal(caller, specifics, 5839 specificTypes, intent, resolvedType, flags, userId)); 5840 } 5841 5842 private @NonNull List<ResolveInfo> queryIntentActivityOptionsInternal(ComponentName caller, 5843 Intent[] specifics, String[] specificTypes, Intent intent, 5844 String resolvedType, int flags, int userId) { 5845 if (!sUserManager.exists(userId)) return Collections.emptyList(); 5846 flags = updateFlagsForResolve(flags, userId, intent); 5847 enforceCrossUserPermission(Binder.getCallingUid(), userId, 5848 false /* requireFullPermission */, false /* checkShell */, 5849 "query intent activity options"); 5850 final String resultsAction = intent.getAction(); 5851 5852 final List<ResolveInfo> results = queryIntentActivitiesInternal(intent, resolvedType, flags 5853 | PackageManager.GET_RESOLVED_FILTER, userId); 5854 5855 if (DEBUG_INTENT_MATCHING) { 5856 Log.v(TAG, "Query " + intent + ": " + results); 5857 } 5858 5859 int specificsPos = 0; 5860 int N; 5861 5862 // todo: note that the algorithm used here is O(N^2). This 5863 // isn't a problem in our current environment, but if we start running 5864 // into situations where we have more than 5 or 10 matches then this 5865 // should probably be changed to something smarter... 5866 5867 // First we go through and resolve each of the specific items 5868 // that were supplied, taking care of removing any corresponding 5869 // duplicate items in the generic resolve list. 5870 if (specifics != null) { 5871 for (int i=0; i<specifics.length; i++) { 5872 final Intent sintent = specifics[i]; 5873 if (sintent == null) { 5874 continue; 5875 } 5876 5877 if (DEBUG_INTENT_MATCHING) { 5878 Log.v(TAG, "Specific #" + i + ": " + sintent); 5879 } 5880 5881 String action = sintent.getAction(); 5882 if (resultsAction != null && resultsAction.equals(action)) { 5883 // If this action was explicitly requested, then don't 5884 // remove things that have it. 5885 action = null; 5886 } 5887 5888 ResolveInfo ri = null; 5889 ActivityInfo ai = null; 5890 5891 ComponentName comp = sintent.getComponent(); 5892 if (comp == null) { 5893 ri = resolveIntent( 5894 sintent, 5895 specificTypes != null ? specificTypes[i] : null, 5896 flags, userId); 5897 if (ri == null) { 5898 continue; 5899 } 5900 if (ri == mResolveInfo) { 5901 // ACK! Must do something better with this. 5902 } 5903 ai = ri.activityInfo; 5904 comp = new ComponentName(ai.applicationInfo.packageName, 5905 ai.name); 5906 } else { 5907 ai = getActivityInfo(comp, flags, userId); 5908 if (ai == null) { 5909 continue; 5910 } 5911 } 5912 5913 // Look for any generic query activities that are duplicates 5914 // of this specific one, and remove them from the results. 5915 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Specific #" + i + ": " + ai); 5916 N = results.size(); 5917 int j; 5918 for (j=specificsPos; j<N; j++) { 5919 ResolveInfo sri = results.get(j); 5920 if ((sri.activityInfo.name.equals(comp.getClassName()) 5921 && sri.activityInfo.applicationInfo.packageName.equals( 5922 comp.getPackageName())) 5923 || (action != null && sri.filter.matchAction(action))) { 5924 results.remove(j); 5925 if (DEBUG_INTENT_MATCHING) Log.v( 5926 TAG, "Removing duplicate item from " + j 5927 + " due to specific " + specificsPos); 5928 if (ri == null) { 5929 ri = sri; 5930 } 5931 j--; 5932 N--; 5933 } 5934 } 5935 5936 // Add this specific item to its proper place. 5937 if (ri == null) { 5938 ri = new ResolveInfo(); 5939 ri.activityInfo = ai; 5940 } 5941 results.add(specificsPos, ri); 5942 ri.specificIndex = i; 5943 specificsPos++; 5944 } 5945 } 5946 5947 // Now we go through the remaining generic results and remove any 5948 // duplicate actions that are found here. 5949 N = results.size(); 5950 for (int i=specificsPos; i<N-1; i++) { 5951 final ResolveInfo rii = results.get(i); 5952 if (rii.filter == null) { 5953 continue; 5954 } 5955 5956 // Iterate over all of the actions of this result's intent 5957 // filter... typically this should be just one. 5958 final Iterator<String> it = rii.filter.actionsIterator(); 5959 if (it == null) { 5960 continue; 5961 } 5962 while (it.hasNext()) { 5963 final String action = it.next(); 5964 if (resultsAction != null && resultsAction.equals(action)) { 5965 // If this action was explicitly requested, then don't 5966 // remove things that have it. 5967 continue; 5968 } 5969 for (int j=i+1; j<N; j++) { 5970 final ResolveInfo rij = results.get(j); 5971 if (rij.filter != null && rij.filter.hasAction(action)) { 5972 results.remove(j); 5973 if (DEBUG_INTENT_MATCHING) Log.v( 5974 TAG, "Removing duplicate item from " + j 5975 + " due to action " + action + " at " + i); 5976 j--; 5977 N--; 5978 } 5979 } 5980 } 5981 5982 // If the caller didn't request filter information, drop it now 5983 // so we don't have to marshall/unmarshall it. 5984 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 5985 rii.filter = null; 5986 } 5987 } 5988 5989 // Filter out the caller activity if so requested. 5990 if (caller != null) { 5991 N = results.size(); 5992 for (int i=0; i<N; i++) { 5993 ActivityInfo ainfo = results.get(i).activityInfo; 5994 if (caller.getPackageName().equals(ainfo.applicationInfo.packageName) 5995 && caller.getClassName().equals(ainfo.name)) { 5996 results.remove(i); 5997 break; 5998 } 5999 } 6000 } 6001 6002 // If the caller didn't request filter information, 6003 // drop them now so we don't have to 6004 // marshall/unmarshall it. 6005 if ((flags&PackageManager.GET_RESOLVED_FILTER) == 0) { 6006 N = results.size(); 6007 for (int i=0; i<N; i++) { 6008 results.get(i).filter = null; 6009 } 6010 } 6011 6012 if (DEBUG_INTENT_MATCHING) Log.v(TAG, "Result: " + results); 6013 return results; 6014 } 6015 6016 @Override 6017 public @NonNull ParceledListSlice<ResolveInfo> queryIntentReceivers(Intent intent, 6018 String resolvedType, int flags, int userId) { 6019 return new ParceledListSlice<>( 6020 queryIntentReceiversInternal(intent, resolvedType, flags, userId)); 6021 } 6022 6023 private @NonNull List<ResolveInfo> queryIntentReceiversInternal(Intent intent, 6024 String resolvedType, int flags, int userId) { 6025 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6026 flags = updateFlagsForResolve(flags, userId, intent); 6027 ComponentName comp = intent.getComponent(); 6028 if (comp == null) { 6029 if (intent.getSelector() != null) { 6030 intent = intent.getSelector(); 6031 comp = intent.getComponent(); 6032 } 6033 } 6034 if (comp != null) { 6035 List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6036 ActivityInfo ai = getReceiverInfo(comp, flags, userId); 6037 if (ai != null) { 6038 ResolveInfo ri = new ResolveInfo(); 6039 ri.activityInfo = ai; 6040 list.add(ri); 6041 } 6042 return list; 6043 } 6044 6045 // reader 6046 synchronized (mPackages) { 6047 String pkgName = intent.getPackage(); 6048 if (pkgName == null) { 6049 return mReceivers.queryIntent(intent, resolvedType, flags, userId); 6050 } 6051 final PackageParser.Package pkg = mPackages.get(pkgName); 6052 if (pkg != null) { 6053 return mReceivers.queryIntentForPackage(intent, resolvedType, flags, pkg.receivers, 6054 userId); 6055 } 6056 return Collections.emptyList(); 6057 } 6058 } 6059 6060 @Override 6061 public ResolveInfo resolveService(Intent intent, String resolvedType, int flags, int userId) { 6062 if (!sUserManager.exists(userId)) return null; 6063 flags = updateFlagsForResolve(flags, userId, intent); 6064 List<ResolveInfo> query = queryIntentServicesInternal(intent, resolvedType, flags, userId); 6065 if (query != null) { 6066 if (query.size() >= 1) { 6067 // If there is more than one service with the same priority, 6068 // just arbitrarily pick the first one. 6069 return query.get(0); 6070 } 6071 } 6072 return null; 6073 } 6074 6075 @Override 6076 public @NonNull ParceledListSlice<ResolveInfo> queryIntentServices(Intent intent, 6077 String resolvedType, int flags, int userId) { 6078 return new ParceledListSlice<>( 6079 queryIntentServicesInternal(intent, resolvedType, flags, userId)); 6080 } 6081 6082 private @NonNull List<ResolveInfo> queryIntentServicesInternal(Intent intent, 6083 String resolvedType, int flags, int userId) { 6084 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6085 flags = updateFlagsForResolve(flags, userId, intent); 6086 ComponentName comp = intent.getComponent(); 6087 if (comp == null) { 6088 if (intent.getSelector() != null) { 6089 intent = intent.getSelector(); 6090 comp = intent.getComponent(); 6091 } 6092 } 6093 if (comp != null) { 6094 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6095 final ServiceInfo si = getServiceInfo(comp, flags, userId); 6096 if (si != null) { 6097 final ResolveInfo ri = new ResolveInfo(); 6098 ri.serviceInfo = si; 6099 list.add(ri); 6100 } 6101 return list; 6102 } 6103 6104 // reader 6105 synchronized (mPackages) { 6106 String pkgName = intent.getPackage(); 6107 if (pkgName == null) { 6108 return mServices.queryIntent(intent, resolvedType, flags, userId); 6109 } 6110 final PackageParser.Package pkg = mPackages.get(pkgName); 6111 if (pkg != null) { 6112 return mServices.queryIntentForPackage(intent, resolvedType, flags, pkg.services, 6113 userId); 6114 } 6115 return Collections.emptyList(); 6116 } 6117 } 6118 6119 @Override 6120 public @NonNull ParceledListSlice<ResolveInfo> queryIntentContentProviders(Intent intent, 6121 String resolvedType, int flags, int userId) { 6122 return new ParceledListSlice<>( 6123 queryIntentContentProvidersInternal(intent, resolvedType, flags, userId)); 6124 } 6125 6126 private @NonNull List<ResolveInfo> queryIntentContentProvidersInternal( 6127 Intent intent, String resolvedType, int flags, int userId) { 6128 if (!sUserManager.exists(userId)) return Collections.emptyList(); 6129 flags = updateFlagsForResolve(flags, userId, intent); 6130 ComponentName comp = intent.getComponent(); 6131 if (comp == null) { 6132 if (intent.getSelector() != null) { 6133 intent = intent.getSelector(); 6134 comp = intent.getComponent(); 6135 } 6136 } 6137 if (comp != null) { 6138 final List<ResolveInfo> list = new ArrayList<ResolveInfo>(1); 6139 final ProviderInfo pi = getProviderInfo(comp, flags, userId); 6140 if (pi != null) { 6141 final ResolveInfo ri = new ResolveInfo(); 6142 ri.providerInfo = pi; 6143 list.add(ri); 6144 } 6145 return list; 6146 } 6147 6148 // reader 6149 synchronized (mPackages) { 6150 String pkgName = intent.getPackage(); 6151 if (pkgName == null) { 6152 return mProviders.queryIntent(intent, resolvedType, flags, userId); 6153 } 6154 final PackageParser.Package pkg = mPackages.get(pkgName); 6155 if (pkg != null) { 6156 return mProviders.queryIntentForPackage( 6157 intent, resolvedType, flags, pkg.providers, userId); 6158 } 6159 return Collections.emptyList(); 6160 } 6161 } 6162 6163 @Override 6164 public ParceledListSlice<PackageInfo> getInstalledPackages(int flags, int userId) { 6165 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6166 flags = updateFlagsForPackage(flags, userId, null); 6167 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6168 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6169 true /* requireFullPermission */, false /* checkShell */, 6170 "get installed packages"); 6171 6172 // writer 6173 synchronized (mPackages) { 6174 ArrayList<PackageInfo> list; 6175 if (listUninstalled) { 6176 list = new ArrayList<PackageInfo>(mSettings.mPackages.size()); 6177 for (PackageSetting ps : mSettings.mPackages.values()) { 6178 final PackageInfo pi; 6179 if (ps.pkg != null) { 6180 pi = generatePackageInfo(ps, flags, userId); 6181 } else { 6182 pi = generatePackageInfo(ps, flags, userId); 6183 } 6184 if (pi != null) { 6185 list.add(pi); 6186 } 6187 } 6188 } else { 6189 list = new ArrayList<PackageInfo>(mPackages.size()); 6190 for (PackageParser.Package p : mPackages.values()) { 6191 final PackageInfo pi = 6192 generatePackageInfo((PackageSetting)p.mExtras, flags, userId); 6193 if (pi != null) { 6194 list.add(pi); 6195 } 6196 } 6197 } 6198 6199 return new ParceledListSlice<PackageInfo>(list); 6200 } 6201 } 6202 6203 private void addPackageHoldingPermissions(ArrayList<PackageInfo> list, PackageSetting ps, 6204 String[] permissions, boolean[] tmp, int flags, int userId) { 6205 int numMatch = 0; 6206 final PermissionsState permissionsState = ps.getPermissionsState(); 6207 for (int i=0; i<permissions.length; i++) { 6208 final String permission = permissions[i]; 6209 if (permissionsState.hasPermission(permission, userId)) { 6210 tmp[i] = true; 6211 numMatch++; 6212 } else { 6213 tmp[i] = false; 6214 } 6215 } 6216 if (numMatch == 0) { 6217 return; 6218 } 6219 final PackageInfo pi; 6220 if (ps.pkg != null) { 6221 pi = generatePackageInfo(ps, flags, userId); 6222 } else { 6223 pi = generatePackageInfo(ps, flags, userId); 6224 } 6225 // The above might return null in cases of uninstalled apps or install-state 6226 // skew across users/profiles. 6227 if (pi != null) { 6228 if ((flags&PackageManager.GET_PERMISSIONS) == 0) { 6229 if (numMatch == permissions.length) { 6230 pi.requestedPermissions = permissions; 6231 } else { 6232 pi.requestedPermissions = new String[numMatch]; 6233 numMatch = 0; 6234 for (int i=0; i<permissions.length; i++) { 6235 if (tmp[i]) { 6236 pi.requestedPermissions[numMatch] = permissions[i]; 6237 numMatch++; 6238 } 6239 } 6240 } 6241 } 6242 list.add(pi); 6243 } 6244 } 6245 6246 @Override 6247 public ParceledListSlice<PackageInfo> getPackagesHoldingPermissions( 6248 String[] permissions, int flags, int userId) { 6249 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6250 flags = updateFlagsForPackage(flags, userId, permissions); 6251 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6252 6253 // writer 6254 synchronized (mPackages) { 6255 ArrayList<PackageInfo> list = new ArrayList<PackageInfo>(); 6256 boolean[] tmpBools = new boolean[permissions.length]; 6257 if (listUninstalled) { 6258 for (PackageSetting ps : mSettings.mPackages.values()) { 6259 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, userId); 6260 } 6261 } else { 6262 for (PackageParser.Package pkg : mPackages.values()) { 6263 PackageSetting ps = (PackageSetting)pkg.mExtras; 6264 if (ps != null) { 6265 addPackageHoldingPermissions(list, ps, permissions, tmpBools, flags, 6266 userId); 6267 } 6268 } 6269 } 6270 6271 return new ParceledListSlice<PackageInfo>(list); 6272 } 6273 } 6274 6275 @Override 6276 public ParceledListSlice<ApplicationInfo> getInstalledApplications(int flags, int userId) { 6277 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6278 flags = updateFlagsForApplication(flags, userId, null); 6279 final boolean listUninstalled = (flags & MATCH_UNINSTALLED_PACKAGES) != 0; 6280 6281 // writer 6282 synchronized (mPackages) { 6283 ArrayList<ApplicationInfo> list; 6284 if (listUninstalled) { 6285 list = new ArrayList<ApplicationInfo>(mSettings.mPackages.size()); 6286 for (PackageSetting ps : mSettings.mPackages.values()) { 6287 ApplicationInfo ai; 6288 if (ps.pkg != null) { 6289 ai = PackageParser.generateApplicationInfo(ps.pkg, flags, 6290 ps.readUserState(userId), userId); 6291 } else { 6292 ai = generateApplicationInfoFromSettingsLPw(ps.name, flags, userId); 6293 } 6294 if (ai != null) { 6295 list.add(ai); 6296 } 6297 } 6298 } else { 6299 list = new ArrayList<ApplicationInfo>(mPackages.size()); 6300 for (PackageParser.Package p : mPackages.values()) { 6301 if (p.mExtras != null) { 6302 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6303 ((PackageSetting)p.mExtras).readUserState(userId), userId); 6304 if (ai != null) { 6305 list.add(ai); 6306 } 6307 } 6308 } 6309 } 6310 6311 return new ParceledListSlice<ApplicationInfo>(list); 6312 } 6313 } 6314 6315 @Override 6316 public ParceledListSlice<EphemeralApplicationInfo> getEphemeralApplications(int userId) { 6317 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6318 return null; 6319 } 6320 6321 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6322 "getEphemeralApplications"); 6323 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6324 true /* requireFullPermission */, false /* checkShell */, 6325 "getEphemeralApplications"); 6326 synchronized (mPackages) { 6327 List<EphemeralApplicationInfo> ephemeralApps = mEphemeralApplicationRegistry 6328 .getEphemeralApplicationsLPw(userId); 6329 if (ephemeralApps != null) { 6330 return new ParceledListSlice<>(ephemeralApps); 6331 } 6332 } 6333 return null; 6334 } 6335 6336 @Override 6337 public boolean isEphemeralApplication(String packageName, int userId) { 6338 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6339 true /* requireFullPermission */, false /* checkShell */, 6340 "isEphemeral"); 6341 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6342 return false; 6343 } 6344 6345 if (!isCallerSameApp(packageName)) { 6346 return false; 6347 } 6348 synchronized (mPackages) { 6349 PackageParser.Package pkg = mPackages.get(packageName); 6350 if (pkg != null) { 6351 return pkg.applicationInfo.isEphemeralApp(); 6352 } 6353 } 6354 return false; 6355 } 6356 6357 @Override 6358 public byte[] getEphemeralApplicationCookie(String packageName, int userId) { 6359 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6360 return null; 6361 } 6362 6363 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6364 true /* requireFullPermission */, false /* checkShell */, 6365 "getCookie"); 6366 if (!isCallerSameApp(packageName)) { 6367 return null; 6368 } 6369 synchronized (mPackages) { 6370 return mEphemeralApplicationRegistry.getEphemeralApplicationCookieLPw( 6371 packageName, userId); 6372 } 6373 } 6374 6375 @Override 6376 public boolean setEphemeralApplicationCookie(String packageName, byte[] cookie, int userId) { 6377 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6378 return true; 6379 } 6380 6381 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6382 true /* requireFullPermission */, true /* checkShell */, 6383 "setCookie"); 6384 if (!isCallerSameApp(packageName)) { 6385 return false; 6386 } 6387 synchronized (mPackages) { 6388 return mEphemeralApplicationRegistry.setEphemeralApplicationCookieLPw( 6389 packageName, cookie, userId); 6390 } 6391 } 6392 6393 @Override 6394 public Bitmap getEphemeralApplicationIcon(String packageName, int userId) { 6395 if (HIDE_EPHEMERAL_APIS || isEphemeralDisabled()) { 6396 return null; 6397 } 6398 6399 mContext.enforceCallingOrSelfPermission(Manifest.permission.ACCESS_EPHEMERAL_APPS, 6400 "getEphemeralApplicationIcon"); 6401 enforceCrossUserPermission(Binder.getCallingUid(), userId, 6402 true /* requireFullPermission */, false /* checkShell */, 6403 "getEphemeralApplicationIcon"); 6404 synchronized (mPackages) { 6405 return mEphemeralApplicationRegistry.getEphemeralApplicationIconLPw( 6406 packageName, userId); 6407 } 6408 } 6409 6410 private boolean isCallerSameApp(String packageName) { 6411 PackageParser.Package pkg = mPackages.get(packageName); 6412 return pkg != null 6413 && UserHandle.getAppId(Binder.getCallingUid()) == pkg.applicationInfo.uid; 6414 } 6415 6416 @Override 6417 public @NonNull ParceledListSlice<ApplicationInfo> getPersistentApplications(int flags) { 6418 return new ParceledListSlice<>(getPersistentApplicationsInternal(flags)); 6419 } 6420 6421 private @NonNull List<ApplicationInfo> getPersistentApplicationsInternal(int flags) { 6422 final ArrayList<ApplicationInfo> finalList = new ArrayList<ApplicationInfo>(); 6423 6424 // reader 6425 synchronized (mPackages) { 6426 final Iterator<PackageParser.Package> i = mPackages.values().iterator(); 6427 final int userId = UserHandle.getCallingUserId(); 6428 while (i.hasNext()) { 6429 final PackageParser.Package p = i.next(); 6430 if (p.applicationInfo == null) continue; 6431 6432 final boolean matchesUnaware = ((flags & MATCH_DIRECT_BOOT_UNAWARE) != 0) 6433 && !p.applicationInfo.isDirectBootAware(); 6434 final boolean matchesAware = ((flags & MATCH_DIRECT_BOOT_AWARE) != 0) 6435 && p.applicationInfo.isDirectBootAware(); 6436 6437 if ((p.applicationInfo.flags & ApplicationInfo.FLAG_PERSISTENT) != 0 6438 && (!mSafeMode || isSystemApp(p)) 6439 && (matchesUnaware || matchesAware)) { 6440 PackageSetting ps = mSettings.mPackages.get(p.packageName); 6441 if (ps != null) { 6442 ApplicationInfo ai = PackageParser.generateApplicationInfo(p, flags, 6443 ps.readUserState(userId), userId); 6444 if (ai != null) { 6445 finalList.add(ai); 6446 } 6447 } 6448 } 6449 } 6450 } 6451 6452 return finalList; 6453 } 6454 6455 @Override 6456 public ProviderInfo resolveContentProvider(String name, int flags, int userId) { 6457 if (!sUserManager.exists(userId)) return null; 6458 flags = updateFlagsForComponent(flags, userId, name); 6459 // reader 6460 synchronized (mPackages) { 6461 final PackageParser.Provider provider = mProvidersByAuthority.get(name); 6462 PackageSetting ps = provider != null 6463 ? mSettings.mPackages.get(provider.owner.packageName) 6464 : null; 6465 return ps != null 6466 && mSettings.isEnabledAndMatchLPr(provider.info, flags, userId) 6467 ? PackageParser.generateProviderInfo(provider, flags, 6468 ps.readUserState(userId), userId) 6469 : null; 6470 } 6471 } 6472 6473 /** 6474 * @deprecated 6475 */ 6476 @Deprecated 6477 public void querySyncProviders(List<String> outNames, List<ProviderInfo> outInfo) { 6478 // reader 6479 synchronized (mPackages) { 6480 final Iterator<Map.Entry<String, PackageParser.Provider>> i = mProvidersByAuthority 6481 .entrySet().iterator(); 6482 final int userId = UserHandle.getCallingUserId(); 6483 while (i.hasNext()) { 6484 Map.Entry<String, PackageParser.Provider> entry = i.next(); 6485 PackageParser.Provider p = entry.getValue(); 6486 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6487 6488 if (ps != null && p.syncable 6489 && (!mSafeMode || (p.info.applicationInfo.flags 6490 &ApplicationInfo.FLAG_SYSTEM) != 0)) { 6491 ProviderInfo info = PackageParser.generateProviderInfo(p, 0, 6492 ps.readUserState(userId), userId); 6493 if (info != null) { 6494 outNames.add(entry.getKey()); 6495 outInfo.add(info); 6496 } 6497 } 6498 } 6499 } 6500 } 6501 6502 @Override 6503 public @NonNull ParceledListSlice<ProviderInfo> queryContentProviders(String processName, 6504 int uid, int flags) { 6505 final int userId = processName != null ? UserHandle.getUserId(uid) 6506 : UserHandle.getCallingUserId(); 6507 if (!sUserManager.exists(userId)) return ParceledListSlice.emptyList(); 6508 flags = updateFlagsForComponent(flags, userId, processName); 6509 6510 ArrayList<ProviderInfo> finalList = null; 6511 // reader 6512 synchronized (mPackages) { 6513 final Iterator<PackageParser.Provider> i = mProviders.mProviders.values().iterator(); 6514 while (i.hasNext()) { 6515 final PackageParser.Provider p = i.next(); 6516 PackageSetting ps = mSettings.mPackages.get(p.owner.packageName); 6517 if (ps != null && p.info.authority != null 6518 && (processName == null 6519 || (p.info.processName.equals(processName) 6520 && UserHandle.isSameApp(p.info.applicationInfo.uid, uid))) 6521 && mSettings.isEnabledAndMatchLPr(p.info, flags, userId)) { 6522 if (finalList == null) { 6523 finalList = new ArrayList<ProviderInfo>(3); 6524 } 6525 ProviderInfo info = PackageParser.generateProviderInfo(p, flags, 6526 ps.readUserState(userId), userId); 6527 if (info != null) { 6528 finalList.add(info); 6529 } 6530 } 6531 } 6532 } 6533 6534 if (finalList != null) { 6535 Collections.sort(finalList, mProviderInitOrderSorter); 6536 return new ParceledListSlice<ProviderInfo>(finalList); 6537 } 6538 6539 return ParceledListSlice.emptyList(); 6540 } 6541 6542 @Override 6543 public InstrumentationInfo getInstrumentationInfo(ComponentName name, int flags) { 6544 // reader 6545 synchronized (mPackages) { 6546 final PackageParser.Instrumentation i = mInstrumentation.get(name); 6547 return PackageParser.generateInstrumentationInfo(i, flags); 6548 } 6549 } 6550 6551 @Override 6552 public @NonNull ParceledListSlice<InstrumentationInfo> queryInstrumentation( 6553 String targetPackage, int flags) { 6554 return new ParceledListSlice<>(queryInstrumentationInternal(targetPackage, flags)); 6555 } 6556 6557 private @NonNull List<InstrumentationInfo> queryInstrumentationInternal(String targetPackage, 6558 int flags) { 6559 ArrayList<InstrumentationInfo> finalList = new ArrayList<InstrumentationInfo>(); 6560 6561 // reader 6562 synchronized (mPackages) { 6563 final Iterator<PackageParser.Instrumentation> i = mInstrumentation.values().iterator(); 6564 while (i.hasNext()) { 6565 final PackageParser.Instrumentation p = i.next(); 6566 if (targetPackage == null 6567 || targetPackage.equals(p.info.targetPackage)) { 6568 InstrumentationInfo ii = PackageParser.generateInstrumentationInfo(p, 6569 flags); 6570 if (ii != null) { 6571 finalList.add(ii); 6572 } 6573 } 6574 } 6575 } 6576 6577 return finalList; 6578 } 6579 6580 private void createIdmapsForPackageLI(PackageParser.Package pkg) { 6581 ArrayMap<String, PackageParser.Package> overlays = mOverlays.get(pkg.packageName); 6582 if (overlays == null) { 6583 Slog.w(TAG, "Unable to create idmap for " + pkg.packageName + ": no overlay packages"); 6584 return; 6585 } 6586 for (PackageParser.Package opkg : overlays.values()) { 6587 // Not much to do if idmap fails: we already logged the error 6588 // and we certainly don't want to abort installation of pkg simply 6589 // because an overlay didn't fit properly. For these reasons, 6590 // ignore the return value of createIdmapForPackagePairLI. 6591 createIdmapForPackagePairLI(pkg, opkg); 6592 } 6593 } 6594 6595 private boolean createIdmapForPackagePairLI(PackageParser.Package pkg, 6596 PackageParser.Package opkg) { 6597 if (!opkg.mTrustedOverlay) { 6598 Slog.w(TAG, "Skipping target and overlay pair " + pkg.baseCodePath + " and " + 6599 opkg.baseCodePath + ": overlay not trusted"); 6600 return false; 6601 } 6602 ArrayMap<String, PackageParser.Package> overlaySet = mOverlays.get(pkg.packageName); 6603 if (overlaySet == null) { 6604 Slog.e(TAG, "was about to create idmap for " + pkg.baseCodePath + " and " + 6605 opkg.baseCodePath + " but target package has no known overlays"); 6606 return false; 6607 } 6608 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 6609 // TODO: generate idmap for split APKs 6610 try { 6611 mInstaller.idmap(pkg.baseCodePath, opkg.baseCodePath, sharedGid); 6612 } catch (InstallerException e) { 6613 Slog.e(TAG, "Failed to generate idmap for " + pkg.baseCodePath + " and " 6614 + opkg.baseCodePath); 6615 return false; 6616 } 6617 PackageParser.Package[] overlayArray = 6618 overlaySet.values().toArray(new PackageParser.Package[0]); 6619 Comparator<PackageParser.Package> cmp = new Comparator<PackageParser.Package>() { 6620 public int compare(PackageParser.Package p1, PackageParser.Package p2) { 6621 return p1.mOverlayPriority - p2.mOverlayPriority; 6622 } 6623 }; 6624 Arrays.sort(overlayArray, cmp); 6625 6626 pkg.applicationInfo.resourceDirs = new String[overlayArray.length]; 6627 int i = 0; 6628 for (PackageParser.Package p : overlayArray) { 6629 pkg.applicationInfo.resourceDirs[i++] = p.baseCodePath; 6630 } 6631 return true; 6632 } 6633 6634 private void scanDirTracedLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6635 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanDir"); 6636 try { 6637 scanDirLI(dir, parseFlags, scanFlags, currentTime); 6638 } finally { 6639 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6640 } 6641 } 6642 6643 private void scanDirLI(File dir, final int parseFlags, int scanFlags, long currentTime) { 6644 final File[] files = dir.listFiles(); 6645 if (ArrayUtils.isEmpty(files)) { 6646 Log.d(TAG, "No files in app dir " + dir); 6647 return; 6648 } 6649 6650 if (DEBUG_PACKAGE_SCANNING) { 6651 Log.d(TAG, "Scanning app dir " + dir + " scanFlags=" + scanFlags 6652 + " flags=0x" + Integer.toHexString(parseFlags)); 6653 } 6654 6655 for (File file : files) { 6656 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 6657 && !PackageInstallerService.isStageName(file.getName()); 6658 if (!isPackage) { 6659 // Ignore entries which are not packages 6660 continue; 6661 } 6662 try { 6663 scanPackageTracedLI(file, parseFlags | PackageParser.PARSE_MUST_BE_APK, 6664 scanFlags, currentTime, null); 6665 } catch (PackageManagerException e) { 6666 Slog.w(TAG, "Failed to parse " + file + ": " + e.getMessage()); 6667 6668 // Delete invalid userdata apps 6669 if ((parseFlags & PackageParser.PARSE_IS_SYSTEM) == 0 && 6670 e.error == PackageManager.INSTALL_FAILED_INVALID_APK) { 6671 logCriticalInfo(Log.WARN, "Deleting invalid package at " + file); 6672 removeCodePathLI(file); 6673 } 6674 } 6675 } 6676 } 6677 6678 private static File getSettingsProblemFile() { 6679 File dataDir = Environment.getDataDirectory(); 6680 File systemDir = new File(dataDir, "system"); 6681 File fname = new File(systemDir, "uiderrors.txt"); 6682 return fname; 6683 } 6684 6685 static void reportSettingsProblem(int priority, String msg) { 6686 logCriticalInfo(priority, msg); 6687 } 6688 6689 static void logCriticalInfo(int priority, String msg) { 6690 Slog.println(priority, TAG, msg); 6691 EventLogTags.writePmCriticalInfo(msg); 6692 try { 6693 File fname = getSettingsProblemFile(); 6694 FileOutputStream out = new FileOutputStream(fname, true); 6695 PrintWriter pw = new FastPrintWriter(out); 6696 SimpleDateFormat formatter = new SimpleDateFormat(); 6697 String dateString = formatter.format(new Date(System.currentTimeMillis())); 6698 pw.println(dateString + ": " + msg); 6699 pw.close(); 6700 FileUtils.setPermissions( 6701 fname.toString(), 6702 FileUtils.S_IRWXU|FileUtils.S_IRWXG|FileUtils.S_IROTH, 6703 -1, -1); 6704 } catch (java.io.IOException e) { 6705 } 6706 } 6707 6708 private long getLastModifiedTime(PackageParser.Package pkg, File srcFile) { 6709 if (srcFile.isDirectory()) { 6710 final File baseFile = new File(pkg.baseCodePath); 6711 long maxModifiedTime = baseFile.lastModified(); 6712 if (pkg.splitCodePaths != null) { 6713 for (int i = pkg.splitCodePaths.length - 1; i >=0; --i) { 6714 final File splitFile = new File(pkg.splitCodePaths[i]); 6715 maxModifiedTime = Math.max(maxModifiedTime, splitFile.lastModified()); 6716 } 6717 } 6718 return maxModifiedTime; 6719 } 6720 return srcFile.lastModified(); 6721 } 6722 6723 private void collectCertificatesLI(PackageSetting ps, PackageParser.Package pkg, File srcFile, 6724 final int policyFlags) throws PackageManagerException { 6725 // When upgrading from pre-N MR1, verify the package time stamp using the package 6726 // directory and not the APK file. 6727 final long lastModifiedTime = mIsPreNMR1Upgrade 6728 ? new File(pkg.codePath).lastModified() : getLastModifiedTime(pkg, srcFile); 6729 if (ps != null 6730 && ps.codePath.equals(srcFile) 6731 && ps.timeStamp == lastModifiedTime 6732 && !isCompatSignatureUpdateNeeded(pkg) 6733 && !isRecoverSignatureUpdateNeeded(pkg)) { 6734 long mSigningKeySetId = ps.keySetData.getProperSigningKeySet(); 6735 KeySetManagerService ksms = mSettings.mKeySetManagerService; 6736 ArraySet<PublicKey> signingKs; 6737 synchronized (mPackages) { 6738 signingKs = ksms.getPublicKeysFromKeySetLPr(mSigningKeySetId); 6739 } 6740 if (ps.signatures.mSignatures != null 6741 && ps.signatures.mSignatures.length != 0 6742 && signingKs != null) { 6743 // Optimization: reuse the existing cached certificates 6744 // if the package appears to be unchanged. 6745 pkg.mSignatures = ps.signatures.mSignatures; 6746 pkg.mSigningKeys = signingKs; 6747 return; 6748 } 6749 6750 Slog.w(TAG, "PackageSetting for " + ps.name 6751 + " is missing signatures. Collecting certs again to recover them."); 6752 } else { 6753 Slog.i(TAG, srcFile.toString() + " changed; collecting certs"); 6754 } 6755 6756 try { 6757 PackageParser.collectCertificates(pkg, policyFlags); 6758 } catch (PackageParserException e) { 6759 throw PackageManagerException.from(e); 6760 } 6761 } 6762 6763 /** 6764 * Traces a package scan. 6765 * @see #scanPackageLI(File, int, int, long, UserHandle) 6766 */ 6767 private PackageParser.Package scanPackageTracedLI(File scanFile, final int parseFlags, 6768 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 6769 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 6770 try { 6771 return scanPackageLI(scanFile, parseFlags, scanFlags, currentTime, user); 6772 } finally { 6773 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6774 } 6775 } 6776 6777 /** 6778 * Scans a package and returns the newly parsed package. 6779 * Returns {@code null} in case of errors and the error code is stored in mLastScanError 6780 */ 6781 private PackageParser.Package scanPackageLI(File scanFile, int parseFlags, int scanFlags, 6782 long currentTime, UserHandle user) throws PackageManagerException { 6783 if (DEBUG_INSTALL) Slog.d(TAG, "Parsing: " + scanFile); 6784 PackageParser pp = new PackageParser(); 6785 pp.setSeparateProcesses(mSeparateProcesses); 6786 pp.setOnlyCoreApps(mOnlyCore); 6787 pp.setDisplayMetrics(mMetrics); 6788 6789 if ((scanFlags & SCAN_TRUSTED_OVERLAY) != 0) { 6790 parseFlags |= PackageParser.PARSE_TRUSTED_OVERLAY; 6791 } 6792 6793 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 6794 final PackageParser.Package pkg; 6795 try { 6796 pkg = pp.parsePackage(scanFile, parseFlags); 6797 } catch (PackageParserException e) { 6798 throw PackageManagerException.from(e); 6799 } finally { 6800 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 6801 } 6802 6803 return scanPackageLI(pkg, scanFile, parseFlags, scanFlags, currentTime, user); 6804 } 6805 6806 /** 6807 * Scans a package and returns the newly parsed package. 6808 * @throws PackageManagerException on a parse error. 6809 */ 6810 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, File scanFile, 6811 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 6812 throws PackageManagerException { 6813 // If the package has children and this is the first dive in the function 6814 // we scan the package with the SCAN_CHECK_ONLY flag set to see whether all 6815 // packages (parent and children) would be successfully scanned before the 6816 // actual scan since scanning mutates internal state and we want to atomically 6817 // install the package and its children. 6818 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 6819 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 6820 scanFlags |= SCAN_CHECK_ONLY; 6821 } 6822 } else { 6823 scanFlags &= ~SCAN_CHECK_ONLY; 6824 } 6825 6826 // Scan the parent 6827 PackageParser.Package scannedPkg = scanPackageInternalLI(pkg, scanFile, policyFlags, 6828 scanFlags, currentTime, user); 6829 6830 // Scan the children 6831 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 6832 for (int i = 0; i < childCount; i++) { 6833 PackageParser.Package childPackage = pkg.childPackages.get(i); 6834 scanPackageInternalLI(childPackage, scanFile, policyFlags, scanFlags, 6835 currentTime, user); 6836 } 6837 6838 6839 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 6840 return scanPackageLI(pkg, scanFile, policyFlags, scanFlags, currentTime, user); 6841 } 6842 6843 return scannedPkg; 6844 } 6845 6846 /** 6847 * Scans a package and returns the newly parsed package. 6848 * @throws PackageManagerException on a parse error. 6849 */ 6850 private PackageParser.Package scanPackageInternalLI(PackageParser.Package pkg, File scanFile, 6851 int policyFlags, int scanFlags, long currentTime, UserHandle user) 6852 throws PackageManagerException { 6853 PackageSetting ps = null; 6854 PackageSetting updatedPkg; 6855 // reader 6856 synchronized (mPackages) { 6857 // Look to see if we already know about this package. 6858 String oldName = mSettings.mRenamedPackages.get(pkg.packageName); 6859 if (pkg.mOriginalPackages != null && pkg.mOriginalPackages.contains(oldName)) { 6860 // This package has been renamed to its original name. Let's 6861 // use that. 6862 ps = mSettings.peekPackageLPr(oldName); 6863 } 6864 // If there was no original package, see one for the real package name. 6865 if (ps == null) { 6866 ps = mSettings.peekPackageLPr(pkg.packageName); 6867 } 6868 // Check to see if this package could be hiding/updating a system 6869 // package. Must look for it either under the original or real 6870 // package name depending on our state. 6871 updatedPkg = mSettings.getDisabledSystemPkgLPr(ps != null ? ps.name : pkg.packageName); 6872 if (DEBUG_INSTALL && updatedPkg != null) Slog.d(TAG, "updatedPkg = " + updatedPkg); 6873 6874 // If this is a package we don't know about on the system partition, we 6875 // may need to remove disabled child packages on the system partition 6876 // or may need to not add child packages if the parent apk is updated 6877 // on the data partition and no longer defines this child package. 6878 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6879 // If this is a parent package for an updated system app and this system 6880 // app got an OTA update which no longer defines some of the child packages 6881 // we have to prune them from the disabled system packages. 6882 PackageSetting disabledPs = mSettings.getDisabledSystemPkgLPr(pkg.packageName); 6883 if (disabledPs != null) { 6884 final int scannedChildCount = (pkg.childPackages != null) 6885 ? pkg.childPackages.size() : 0; 6886 final int disabledChildCount = disabledPs.childPackageNames != null 6887 ? disabledPs.childPackageNames.size() : 0; 6888 for (int i = 0; i < disabledChildCount; i++) { 6889 String disabledChildPackageName = disabledPs.childPackageNames.get(i); 6890 boolean disabledPackageAvailable = false; 6891 for (int j = 0; j < scannedChildCount; j++) { 6892 PackageParser.Package childPkg = pkg.childPackages.get(j); 6893 if (childPkg.packageName.equals(disabledChildPackageName)) { 6894 disabledPackageAvailable = true; 6895 break; 6896 } 6897 } 6898 if (!disabledPackageAvailable) { 6899 mSettings.removeDisabledSystemPackageLPw(disabledChildPackageName); 6900 } 6901 } 6902 } 6903 } 6904 } 6905 6906 boolean updatedPkgBetter = false; 6907 // First check if this is a system package that may involve an update 6908 if (updatedPkg != null && (policyFlags & PackageParser.PARSE_IS_SYSTEM) != 0) { 6909 // If new package is not located in "/system/priv-app" (e.g. due to an OTA), 6910 // it needs to drop FLAG_PRIVILEGED. 6911 if (locationIsPrivileged(scanFile)) { 6912 updatedPkg.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6913 } else { 6914 updatedPkg.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 6915 } 6916 6917 if (ps != null && !ps.codePath.equals(scanFile)) { 6918 // The path has changed from what was last scanned... check the 6919 // version of the new path against what we have stored to determine 6920 // what to do. 6921 if (DEBUG_INSTALL) Slog.d(TAG, "Path changing from " + ps.codePath); 6922 if (pkg.mVersionCode <= ps.versionCode) { 6923 // The system package has been updated and the code path does not match 6924 // Ignore entry. Skip it. 6925 if (DEBUG_INSTALL) Slog.i(TAG, "Package " + ps.name + " at " + scanFile 6926 + " ignored: updated version " + ps.versionCode 6927 + " better than this " + pkg.mVersionCode); 6928 if (!updatedPkg.codePath.equals(scanFile)) { 6929 Slog.w(PackageManagerService.TAG, "Code path for hidden system pkg " 6930 + ps.name + " changing from " + updatedPkg.codePathString 6931 + " to " + scanFile); 6932 updatedPkg.codePath = scanFile; 6933 updatedPkg.codePathString = scanFile.toString(); 6934 updatedPkg.resourcePath = scanFile; 6935 updatedPkg.resourcePathString = scanFile.toString(); 6936 } 6937 updatedPkg.pkg = pkg; 6938 updatedPkg.versionCode = pkg.mVersionCode; 6939 6940 // Update the disabled system child packages to point to the package too. 6941 final int childCount = updatedPkg.childPackageNames != null 6942 ? updatedPkg.childPackageNames.size() : 0; 6943 for (int i = 0; i < childCount; i++) { 6944 String childPackageName = updatedPkg.childPackageNames.get(i); 6945 PackageSetting updatedChildPkg = mSettings.getDisabledSystemPkgLPr( 6946 childPackageName); 6947 if (updatedChildPkg != null) { 6948 updatedChildPkg.pkg = pkg; 6949 updatedChildPkg.versionCode = pkg.mVersionCode; 6950 } 6951 } 6952 6953 throw new PackageManagerException(Log.WARN, "Package " + ps.name + " at " 6954 + scanFile + " ignored: updated version " + ps.versionCode 6955 + " better than this " + pkg.mVersionCode); 6956 } else { 6957 // The current app on the system partition is better than 6958 // what we have updated to on the data partition; switch 6959 // back to the system partition version. 6960 // At this point, its safely assumed that package installation for 6961 // apps in system partition will go through. If not there won't be a working 6962 // version of the app 6963 // writer 6964 synchronized (mPackages) { 6965 // Just remove the loaded entries from package lists. 6966 mPackages.remove(ps.name); 6967 } 6968 6969 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 6970 + " reverting from " + ps.codePathString 6971 + ": new version " + pkg.mVersionCode 6972 + " better than installed " + ps.versionCode); 6973 6974 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 6975 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 6976 synchronized (mInstallLock) { 6977 args.cleanUpResourcesLI(); 6978 } 6979 synchronized (mPackages) { 6980 mSettings.enableSystemPackageLPw(ps.name); 6981 } 6982 updatedPkgBetter = true; 6983 } 6984 } 6985 } 6986 6987 if (updatedPkg != null) { 6988 // An updated system app will not have the PARSE_IS_SYSTEM flag set 6989 // initially 6990 policyFlags |= PackageParser.PARSE_IS_SYSTEM; 6991 6992 // An updated privileged app will not have the PARSE_IS_PRIVILEGED 6993 // flag set initially 6994 if ((updatedPkg.pkgPrivateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0) { 6995 policyFlags |= PackageParser.PARSE_IS_PRIVILEGED; 6996 } 6997 } 6998 6999 // Verify certificates against what was last scanned 7000 collectCertificatesLI(ps, pkg, scanFile, policyFlags); 7001 7002 /* 7003 * A new system app appeared, but we already had a non-system one of the 7004 * same name installed earlier. 7005 */ 7006 boolean shouldHideSystemApp = false; 7007 if (updatedPkg == null && ps != null 7008 && (policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) != 0 && !isSystemApp(ps)) { 7009 /* 7010 * Check to make sure the signatures match first. If they don't, 7011 * wipe the installed application and its data. 7012 */ 7013 if (compareSignatures(ps.signatures.mSignatures, pkg.mSignatures) 7014 != PackageManager.SIGNATURE_MATCH) { 7015 logCriticalInfo(Log.WARN, "Package " + ps.name + " appeared on system, but" 7016 + " signatures don't match existing userdata copy; removing"); 7017 try (PackageFreezer freezer = freezePackage(pkg.packageName, 7018 "scanPackageInternalLI")) { 7019 deletePackageLIF(pkg.packageName, null, true, null, 0, null, false, null); 7020 } 7021 ps = null; 7022 } else { 7023 /* 7024 * If the newly-added system app is an older version than the 7025 * already installed version, hide it. It will be scanned later 7026 * and re-added like an update. 7027 */ 7028 if (pkg.mVersionCode <= ps.versionCode) { 7029 shouldHideSystemApp = true; 7030 logCriticalInfo(Log.INFO, "Package " + ps.name + " appeared at " + scanFile 7031 + " but new version " + pkg.mVersionCode + " better than installed " 7032 + ps.versionCode + "; hiding system"); 7033 } else { 7034 /* 7035 * The newly found system app is a newer version that the 7036 * one previously installed. Simply remove the 7037 * already-installed application and replace it with our own 7038 * while keeping the application data. 7039 */ 7040 logCriticalInfo(Log.WARN, "Package " + ps.name + " at " + scanFile 7041 + " reverting from " + ps.codePathString + ": new version " 7042 + pkg.mVersionCode + " better than installed " + ps.versionCode); 7043 InstallArgs args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 7044 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 7045 synchronized (mInstallLock) { 7046 args.cleanUpResourcesLI(); 7047 } 7048 } 7049 } 7050 } 7051 7052 // The apk is forward locked (not public) if its code and resources 7053 // are kept in different files. (except for app in either system or 7054 // vendor path). 7055 // TODO grab this value from PackageSettings 7056 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 7057 if (ps != null && !ps.codePath.equals(ps.resourcePath)) { 7058 policyFlags |= PackageParser.PARSE_FORWARD_LOCK; 7059 } 7060 } 7061 7062 // TODO: extend to support forward-locked splits 7063 String resourcePath = null; 7064 String baseResourcePath = null; 7065 if ((policyFlags & PackageParser.PARSE_FORWARD_LOCK) != 0 && !updatedPkgBetter) { 7066 if (ps != null && ps.resourcePathString != null) { 7067 resourcePath = ps.resourcePathString; 7068 baseResourcePath = ps.resourcePathString; 7069 } else { 7070 // Should not happen at all. Just log an error. 7071 Slog.e(TAG, "Resource path not set for package " + pkg.packageName); 7072 } 7073 } else { 7074 resourcePath = pkg.codePath; 7075 baseResourcePath = pkg.baseCodePath; 7076 } 7077 7078 // Set application objects path explicitly. 7079 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 7080 pkg.setApplicationInfoCodePath(pkg.codePath); 7081 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 7082 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 7083 pkg.setApplicationInfoResourcePath(resourcePath); 7084 pkg.setApplicationInfoBaseResourcePath(baseResourcePath); 7085 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 7086 7087 // Note that we invoke the following method only if we are about to unpack an application 7088 PackageParser.Package scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags 7089 | SCAN_UPDATE_SIGNATURE, currentTime, user); 7090 7091 /* 7092 * If the system app should be overridden by a previously installed 7093 * data, hide the system app now and let the /data/app scan pick it up 7094 * again. 7095 */ 7096 if (shouldHideSystemApp) { 7097 synchronized (mPackages) { 7098 mSettings.disableSystemPackageLPw(pkg.packageName, true); 7099 } 7100 } 7101 7102 return scannedPkg; 7103 } 7104 7105 private static String fixProcessName(String defProcessName, 7106 String processName, int uid) { 7107 if (processName == null) { 7108 return defProcessName; 7109 } 7110 return processName; 7111 } 7112 7113 private void verifySignaturesLP(PackageSetting pkgSetting, PackageParser.Package pkg) 7114 throws PackageManagerException { 7115 if (pkgSetting.signatures.mSignatures != null) { 7116 // Already existing package. Make sure signatures match 7117 boolean match = compareSignatures(pkgSetting.signatures.mSignatures, pkg.mSignatures) 7118 == PackageManager.SIGNATURE_MATCH; 7119 if (!match) { 7120 match = compareSignaturesCompat(pkgSetting.signatures, pkg) 7121 == PackageManager.SIGNATURE_MATCH; 7122 } 7123 if (!match) { 7124 match = compareSignaturesRecover(pkgSetting.signatures, pkg) 7125 == PackageManager.SIGNATURE_MATCH; 7126 } 7127 if (!match) { 7128 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 7129 + pkg.packageName + " signatures do not match the " 7130 + "previously installed version; ignoring!"); 7131 } 7132 } 7133 7134 // Check for shared user signatures 7135 if (pkgSetting.sharedUser != null && pkgSetting.sharedUser.signatures.mSignatures != null) { 7136 // Already existing package. Make sure signatures match 7137 boolean match = compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 7138 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 7139 if (!match) { 7140 match = compareSignaturesCompat(pkgSetting.sharedUser.signatures, pkg) 7141 == PackageManager.SIGNATURE_MATCH; 7142 } 7143 if (!match) { 7144 match = compareSignaturesRecover(pkgSetting.sharedUser.signatures, pkg) 7145 == PackageManager.SIGNATURE_MATCH; 7146 } 7147 if (!match) { 7148 throw new PackageManagerException(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 7149 "Package " + pkg.packageName 7150 + " has no signatures that match those in shared user " 7151 + pkgSetting.sharedUser.name + "; ignoring!"); 7152 } 7153 } 7154 } 7155 7156 /** 7157 * Enforces that only the system UID or root's UID can call a method exposed 7158 * via Binder. 7159 * 7160 * @param message used as message if SecurityException is thrown 7161 * @throws SecurityException if the caller is not system or root 7162 */ 7163 private static final void enforceSystemOrRoot(String message) { 7164 final int uid = Binder.getCallingUid(); 7165 if (uid != Process.SYSTEM_UID && uid != 0) { 7166 throw new SecurityException(message); 7167 } 7168 } 7169 7170 @Override 7171 public void performFstrimIfNeeded() { 7172 enforceSystemOrRoot("Only the system can request fstrim"); 7173 7174 // Before everything else, see whether we need to fstrim. 7175 try { 7176 IMountService ms = PackageHelper.getMountService(); 7177 if (ms != null) { 7178 boolean doTrim = false; 7179 final long interval = android.provider.Settings.Global.getLong( 7180 mContext.getContentResolver(), 7181 android.provider.Settings.Global.FSTRIM_MANDATORY_INTERVAL, 7182 DEFAULT_MANDATORY_FSTRIM_INTERVAL); 7183 if (interval > 0) { 7184 final long timeSinceLast = System.currentTimeMillis() - ms.lastMaintenance(); 7185 if (timeSinceLast > interval) { 7186 doTrim = true; 7187 Slog.w(TAG, "No disk maintenance in " + timeSinceLast 7188 + "; running immediately"); 7189 } 7190 } 7191 if (doTrim) { 7192 final boolean dexOptDialogShown; 7193 synchronized (mPackages) { 7194 dexOptDialogShown = mDexOptDialogShown; 7195 } 7196 if (!isFirstBoot() && dexOptDialogShown) { 7197 try { 7198 ActivityManagerNative.getDefault().showBootMessage( 7199 mContext.getResources().getString( 7200 R.string.android_upgrading_fstrim), true); 7201 } catch (RemoteException e) { 7202 } 7203 } 7204 ms.runMaintenance(); 7205 } 7206 } else { 7207 Slog.e(TAG, "Mount service unavailable!"); 7208 } 7209 } catch (RemoteException e) { 7210 // Can't happen; MountService is local 7211 } 7212 } 7213 7214 @Override 7215 public void updatePackagesIfNeeded() { 7216 enforceSystemOrRoot("Only the system can request package update"); 7217 7218 // We need to re-extract after an OTA. 7219 boolean causeUpgrade = isUpgrade(); 7220 7221 // First boot or factory reset. 7222 // Note: we also handle devices that are upgrading to N right now as if it is their 7223 // first boot, as they do not have profile data. 7224 boolean causeFirstBoot = isFirstBoot() || mIsPreNUpgrade; 7225 7226 // We need to re-extract after a pruned cache, as AoT-ed files will be out of date. 7227 boolean causePrunedCache = VMRuntime.didPruneDalvikCache(); 7228 7229 if (!causeUpgrade && !causeFirstBoot && !causePrunedCache) { 7230 return; 7231 } 7232 7233 List<PackageParser.Package> pkgs; 7234 synchronized (mPackages) { 7235 pkgs = PackageManagerServiceUtils.getPackagesForDexopt(mPackages.values(), this); 7236 } 7237 7238 final long startTime = System.nanoTime(); 7239 final int[] stats = performDexOptUpgrade(pkgs, mIsPreNUpgrade /* showDialog */, 7240 getCompilerFilterForReason(causeFirstBoot ? REASON_FIRST_BOOT : REASON_BOOT)); 7241 7242 final int elapsedTimeSeconds = 7243 (int) TimeUnit.NANOSECONDS.toSeconds(System.nanoTime() - startTime); 7244 7245 MetricsLogger.histogram(mContext, "opt_dialog_num_dexopted", stats[0]); 7246 MetricsLogger.histogram(mContext, "opt_dialog_num_skipped", stats[1]); 7247 MetricsLogger.histogram(mContext, "opt_dialog_num_failed", stats[2]); 7248 MetricsLogger.histogram(mContext, "opt_dialog_num_total", getOptimizablePackages().size()); 7249 MetricsLogger.histogram(mContext, "opt_dialog_time_s", elapsedTimeSeconds); 7250 } 7251 7252 /** 7253 * Performs dexopt on the set of packages in {@code packages} and returns an int array 7254 * containing statistics about the invocation. The array consists of three elements, 7255 * which are (in order) {@code numberOfPackagesOptimized}, {@code numberOfPackagesSkipped} 7256 * and {@code numberOfPackagesFailed}. 7257 */ 7258 private int[] performDexOptUpgrade(List<PackageParser.Package> pkgs, boolean showDialog, 7259 String compilerFilter) { 7260 7261 int numberOfPackagesVisited = 0; 7262 int numberOfPackagesOptimized = 0; 7263 int numberOfPackagesSkipped = 0; 7264 int numberOfPackagesFailed = 0; 7265 final int numberOfPackagesToDexopt = pkgs.size(); 7266 7267 for (PackageParser.Package pkg : pkgs) { 7268 numberOfPackagesVisited++; 7269 7270 if (!PackageDexOptimizer.canOptimizePackage(pkg)) { 7271 if (DEBUG_DEXOPT) { 7272 Log.i(TAG, "Skipping update of of non-optimizable app " + pkg.packageName); 7273 } 7274 numberOfPackagesSkipped++; 7275 continue; 7276 } 7277 7278 if (DEBUG_DEXOPT) { 7279 Log.i(TAG, "Updating app " + numberOfPackagesVisited + " of " + 7280 numberOfPackagesToDexopt + ": " + pkg.packageName); 7281 } 7282 7283 if (showDialog) { 7284 try { 7285 ActivityManagerNative.getDefault().showBootMessage( 7286 mContext.getResources().getString(R.string.android_upgrading_apk, 7287 numberOfPackagesVisited, numberOfPackagesToDexopt), true); 7288 } catch (RemoteException e) { 7289 } 7290 synchronized (mPackages) { 7291 mDexOptDialogShown = true; 7292 } 7293 } 7294 7295 // If the OTA updates a system app which was previously preopted to a non-preopted state 7296 // the app might end up being verified at runtime. That's because by default the apps 7297 // are verify-profile but for preopted apps there's no profile. 7298 // Do a hacky check to ensure that if we have no profiles (a reasonable indication 7299 // that before the OTA the app was preopted) the app gets compiled with a non-profile 7300 // filter (by default interpret-only). 7301 // Note that at this stage unused apps are already filtered. 7302 if (isSystemApp(pkg) && 7303 DexFile.isProfileGuidedCompilerFilter(compilerFilter) && 7304 !Environment.getReferenceProfile(pkg.packageName).exists()) { 7305 compilerFilter = getNonProfileGuidedCompilerFilter(compilerFilter); 7306 } 7307 7308 // checkProfiles is false to avoid merging profiles during boot which 7309 // might interfere with background compilation (b/28612421). 7310 // Unfortunately this will also means that "pm.dexopt.boot=speed-profile" will 7311 // behave differently than "pm.dexopt.bg-dexopt=speed-profile" but that's a 7312 // trade-off worth doing to save boot time work. 7313 int dexOptStatus = performDexOptTraced(pkg.packageName, 7314 false /* checkProfiles */, 7315 compilerFilter, 7316 false /* force */); 7317 switch (dexOptStatus) { 7318 case PackageDexOptimizer.DEX_OPT_PERFORMED: 7319 numberOfPackagesOptimized++; 7320 break; 7321 case PackageDexOptimizer.DEX_OPT_SKIPPED: 7322 numberOfPackagesSkipped++; 7323 break; 7324 case PackageDexOptimizer.DEX_OPT_FAILED: 7325 numberOfPackagesFailed++; 7326 break; 7327 default: 7328 Log.e(TAG, "Unexpected dexopt return code " + dexOptStatus); 7329 break; 7330 } 7331 } 7332 7333 return new int[] { numberOfPackagesOptimized, numberOfPackagesSkipped, 7334 numberOfPackagesFailed }; 7335 } 7336 7337 @Override 7338 public void notifyPackageUse(String packageName, int reason) { 7339 synchronized (mPackages) { 7340 PackageParser.Package p = mPackages.get(packageName); 7341 if (p == null) { 7342 return; 7343 } 7344 p.mLastPackageUsageTimeInMills[reason] = System.currentTimeMillis(); 7345 } 7346 } 7347 7348 // TODO: this is not used nor needed. Delete it. 7349 @Override 7350 public boolean performDexOptIfNeeded(String packageName) { 7351 int dexOptStatus = performDexOptTraced(packageName, 7352 false /* checkProfiles */, getFullCompilerFilter(), false /* force */); 7353 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7354 } 7355 7356 @Override 7357 public boolean performDexOpt(String packageName, 7358 boolean checkProfiles, int compileReason, boolean force) { 7359 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7360 getCompilerFilterForReason(compileReason), force); 7361 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7362 } 7363 7364 @Override 7365 public boolean performDexOptMode(String packageName, 7366 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7367 int dexOptStatus = performDexOptTraced(packageName, checkProfiles, 7368 targetCompilerFilter, force); 7369 return dexOptStatus != PackageDexOptimizer.DEX_OPT_FAILED; 7370 } 7371 7372 private int performDexOptTraced(String packageName, 7373 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7374 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7375 try { 7376 return performDexOptInternal(packageName, checkProfiles, 7377 targetCompilerFilter, force); 7378 } finally { 7379 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7380 } 7381 } 7382 7383 // Run dexopt on a given package. Returns true if dexopt did not fail, i.e. 7384 // if the package can now be considered up to date for the given filter. 7385 private int performDexOptInternal(String packageName, 7386 boolean checkProfiles, String targetCompilerFilter, boolean force) { 7387 PackageParser.Package p; 7388 synchronized (mPackages) { 7389 p = mPackages.get(packageName); 7390 if (p == null) { 7391 // Package could not be found. Report failure. 7392 return PackageDexOptimizer.DEX_OPT_FAILED; 7393 } 7394 mPackageUsage.maybeWriteAsync(mPackages); 7395 mCompilerStats.maybeWriteAsync(); 7396 } 7397 long callingId = Binder.clearCallingIdentity(); 7398 try { 7399 synchronized (mInstallLock) { 7400 return performDexOptInternalWithDependenciesLI(p, checkProfiles, 7401 targetCompilerFilter, force); 7402 } 7403 } finally { 7404 Binder.restoreCallingIdentity(callingId); 7405 } 7406 } 7407 7408 public ArraySet<String> getOptimizablePackages() { 7409 ArraySet<String> pkgs = new ArraySet<String>(); 7410 synchronized (mPackages) { 7411 for (PackageParser.Package p : mPackages.values()) { 7412 if (PackageDexOptimizer.canOptimizePackage(p)) { 7413 pkgs.add(p.packageName); 7414 } 7415 } 7416 } 7417 return pkgs; 7418 } 7419 7420 private int performDexOptInternalWithDependenciesLI(PackageParser.Package p, 7421 boolean checkProfiles, String targetCompilerFilter, 7422 boolean force) { 7423 // Select the dex optimizer based on the force parameter. 7424 // Note: The force option is rarely used (cmdline input for testing, mostly), so it's OK to 7425 // allocate an object here. 7426 PackageDexOptimizer pdo = force 7427 ? new PackageDexOptimizer.ForcedUpdatePackageDexOptimizer(mPackageDexOptimizer) 7428 : mPackageDexOptimizer; 7429 7430 // Optimize all dependencies first. Note: we ignore the return value and march on 7431 // on errors. 7432 Collection<PackageParser.Package> deps = findSharedNonSystemLibraries(p); 7433 final String[] instructionSets = getAppDexInstructionSets(p.applicationInfo); 7434 if (!deps.isEmpty()) { 7435 for (PackageParser.Package depPackage : deps) { 7436 // TODO: Analyze and investigate if we (should) profile libraries. 7437 // Currently this will do a full compilation of the library by default. 7438 pdo.performDexOpt(depPackage, null /* sharedLibraries */, instructionSets, 7439 false /* checkProfiles */, 7440 getCompilerFilterForReason(REASON_NON_SYSTEM_LIBRARY), 7441 getOrCreateCompilerPackageStats(depPackage)); 7442 } 7443 } 7444 return pdo.performDexOpt(p, p.usesLibraryFiles, instructionSets, checkProfiles, 7445 targetCompilerFilter, getOrCreateCompilerPackageStats(p)); 7446 } 7447 7448 Collection<PackageParser.Package> findSharedNonSystemLibraries(PackageParser.Package p) { 7449 if (p.usesLibraries != null || p.usesOptionalLibraries != null) { 7450 ArrayList<PackageParser.Package> retValue = new ArrayList<>(); 7451 Set<String> collectedNames = new HashSet<>(); 7452 findSharedNonSystemLibrariesRecursive(p, retValue, collectedNames); 7453 7454 retValue.remove(p); 7455 7456 return retValue; 7457 } else { 7458 return Collections.emptyList(); 7459 } 7460 } 7461 7462 private void findSharedNonSystemLibrariesRecursive(PackageParser.Package p, 7463 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7464 if (!collectedNames.contains(p.packageName)) { 7465 collectedNames.add(p.packageName); 7466 collected.add(p); 7467 7468 if (p.usesLibraries != null) { 7469 findSharedNonSystemLibrariesRecursive(p.usesLibraries, collected, collectedNames); 7470 } 7471 if (p.usesOptionalLibraries != null) { 7472 findSharedNonSystemLibrariesRecursive(p.usesOptionalLibraries, collected, 7473 collectedNames); 7474 } 7475 } 7476 } 7477 7478 private void findSharedNonSystemLibrariesRecursive(Collection<String> libs, 7479 Collection<PackageParser.Package> collected, Set<String> collectedNames) { 7480 for (String libName : libs) { 7481 PackageParser.Package libPkg = findSharedNonSystemLibrary(libName); 7482 if (libPkg != null) { 7483 findSharedNonSystemLibrariesRecursive(libPkg, collected, collectedNames); 7484 } 7485 } 7486 } 7487 7488 private PackageParser.Package findSharedNonSystemLibrary(String libName) { 7489 synchronized (mPackages) { 7490 PackageManagerService.SharedLibraryEntry lib = mSharedLibraries.get(libName); 7491 if (lib != null && lib.apk != null) { 7492 return mPackages.get(lib.apk); 7493 } 7494 } 7495 return null; 7496 } 7497 7498 public void shutdown() { 7499 mPackageUsage.writeNow(mPackages); 7500 mCompilerStats.writeNow(); 7501 } 7502 7503 @Override 7504 public void dumpProfiles(String packageName) { 7505 PackageParser.Package pkg; 7506 synchronized (mPackages) { 7507 pkg = mPackages.get(packageName); 7508 if (pkg == null) { 7509 throw new IllegalArgumentException("Unknown package: " + packageName); 7510 } 7511 } 7512 /* Only the shell, root, or the app user should be able to dump profiles. */ 7513 int callingUid = Binder.getCallingUid(); 7514 if (callingUid != Process.SHELL_UID && 7515 callingUid != Process.ROOT_UID && 7516 callingUid != pkg.applicationInfo.uid) { 7517 throw new SecurityException("dumpProfiles"); 7518 } 7519 7520 synchronized (mInstallLock) { 7521 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dump profiles"); 7522 final int sharedGid = UserHandle.getSharedAppGid(pkg.applicationInfo.uid); 7523 try { 7524 List<String> allCodePaths = pkg.getAllCodePathsExcludingResourceOnly(); 7525 String gid = Integer.toString(sharedGid); 7526 String codePaths = TextUtils.join(";", allCodePaths); 7527 mInstaller.dumpProfiles(gid, packageName, codePaths); 7528 } catch (InstallerException e) { 7529 Slog.w(TAG, "Failed to dump profiles", e); 7530 } 7531 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7532 } 7533 } 7534 7535 @Override 7536 public void forceDexOpt(String packageName) { 7537 enforceSystemOrRoot("forceDexOpt"); 7538 7539 PackageParser.Package pkg; 7540 synchronized (mPackages) { 7541 pkg = mPackages.get(packageName); 7542 if (pkg == null) { 7543 throw new IllegalArgumentException("Unknown package: " + packageName); 7544 } 7545 } 7546 7547 synchronized (mInstallLock) { 7548 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 7549 7550 // Whoever is calling forceDexOpt wants a fully compiled package. 7551 // Don't use profiles since that may cause compilation to be skipped. 7552 final int res = performDexOptInternalWithDependenciesLI(pkg, 7553 false /* checkProfiles */, getCompilerFilterForReason(REASON_FORCED_DEXOPT), 7554 true /* force */); 7555 7556 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7557 if (res != PackageDexOptimizer.DEX_OPT_PERFORMED) { 7558 throw new IllegalStateException("Failed to dexopt: " + res); 7559 } 7560 } 7561 } 7562 7563 private boolean verifyPackageUpdateLPr(PackageSetting oldPkg, PackageParser.Package newPkg) { 7564 if ((oldPkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) { 7565 Slog.w(TAG, "Unable to update from " + oldPkg.name 7566 + " to " + newPkg.packageName 7567 + ": old package not in system partition"); 7568 return false; 7569 } else if (mPackages.get(oldPkg.name) != null) { 7570 Slog.w(TAG, "Unable to update from " + oldPkg.name 7571 + " to " + newPkg.packageName 7572 + ": old package still exists"); 7573 return false; 7574 } 7575 return true; 7576 } 7577 7578 void removeCodePathLI(File codePath) { 7579 if (codePath.isDirectory()) { 7580 try { 7581 mInstaller.rmPackageDir(codePath.getAbsolutePath()); 7582 } catch (InstallerException e) { 7583 Slog.w(TAG, "Failed to remove code path", e); 7584 } 7585 } else { 7586 codePath.delete(); 7587 } 7588 } 7589 7590 private int[] resolveUserIds(int userId) { 7591 return (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() : new int[] { userId }; 7592 } 7593 7594 private void clearAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7595 if (pkg == null) { 7596 Slog.wtf(TAG, "Package was null!", new Throwable()); 7597 return; 7598 } 7599 clearAppDataLeafLIF(pkg, userId, flags); 7600 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7601 for (int i = 0; i < childCount; i++) { 7602 clearAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7603 } 7604 } 7605 7606 private void clearAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7607 final PackageSetting ps; 7608 synchronized (mPackages) { 7609 ps = mSettings.mPackages.get(pkg.packageName); 7610 } 7611 for (int realUserId : resolveUserIds(userId)) { 7612 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7613 try { 7614 mInstaller.clearAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7615 ceDataInode); 7616 } catch (InstallerException e) { 7617 Slog.w(TAG, String.valueOf(e)); 7618 } 7619 } 7620 } 7621 7622 private void destroyAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 7623 if (pkg == null) { 7624 Slog.wtf(TAG, "Package was null!", new Throwable()); 7625 return; 7626 } 7627 destroyAppDataLeafLIF(pkg, userId, flags); 7628 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7629 for (int i = 0; i < childCount; i++) { 7630 destroyAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 7631 } 7632 } 7633 7634 private void destroyAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 7635 final PackageSetting ps; 7636 synchronized (mPackages) { 7637 ps = mSettings.mPackages.get(pkg.packageName); 7638 } 7639 for (int realUserId : resolveUserIds(userId)) { 7640 final long ceDataInode = (ps != null) ? ps.getCeDataInode(realUserId) : 0; 7641 try { 7642 mInstaller.destroyAppData(pkg.volumeUuid, pkg.packageName, realUserId, flags, 7643 ceDataInode); 7644 } catch (InstallerException e) { 7645 Slog.w(TAG, String.valueOf(e)); 7646 } 7647 } 7648 } 7649 7650 private void destroyAppProfilesLIF(PackageParser.Package pkg, int userId) { 7651 if (pkg == null) { 7652 Slog.wtf(TAG, "Package was null!", new Throwable()); 7653 return; 7654 } 7655 destroyAppProfilesLeafLIF(pkg); 7656 destroyAppReferenceProfileLeafLIF(pkg, userId, true /* removeBaseMarker */); 7657 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7658 for (int i = 0; i < childCount; i++) { 7659 destroyAppProfilesLeafLIF(pkg.childPackages.get(i)); 7660 destroyAppReferenceProfileLeafLIF(pkg.childPackages.get(i), userId, 7661 true /* removeBaseMarker */); 7662 } 7663 } 7664 7665 private void destroyAppReferenceProfileLeafLIF(PackageParser.Package pkg, int userId, 7666 boolean removeBaseMarker) { 7667 if (pkg.isForwardLocked()) { 7668 return; 7669 } 7670 7671 for (String path : pkg.getAllCodePathsExcludingResourceOnly()) { 7672 try { 7673 path = PackageManagerServiceUtils.realpath(new File(path)); 7674 } catch (IOException e) { 7675 // TODO: Should we return early here ? 7676 Slog.w(TAG, "Failed to get canonical path", e); 7677 continue; 7678 } 7679 7680 final String useMarker = path.replace('/', '@'); 7681 for (int realUserId : resolveUserIds(userId)) { 7682 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(realUserId); 7683 if (removeBaseMarker) { 7684 File foreignUseMark = new File(profileDir, useMarker); 7685 if (foreignUseMark.exists()) { 7686 if (!foreignUseMark.delete()) { 7687 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7688 + pkg.packageName); 7689 } 7690 } 7691 } 7692 7693 File[] markers = profileDir.listFiles(); 7694 if (markers != null) { 7695 final String searchString = "@" + pkg.packageName + "@"; 7696 // We also delete all markers that contain the package name we're 7697 // uninstalling. These are associated with secondary dex-files belonging 7698 // to the package. Reconstructing the path of these dex files is messy 7699 // in general. 7700 for (File marker : markers) { 7701 if (marker.getName().indexOf(searchString) > 0) { 7702 if (!marker.delete()) { 7703 Slog.w(TAG, "Unable to delete foreign user mark for package: " 7704 + pkg.packageName); 7705 } 7706 } 7707 } 7708 } 7709 } 7710 } 7711 } 7712 7713 private void destroyAppProfilesLeafLIF(PackageParser.Package pkg) { 7714 try { 7715 mInstaller.destroyAppProfiles(pkg.packageName); 7716 } catch (InstallerException e) { 7717 Slog.w(TAG, String.valueOf(e)); 7718 } 7719 } 7720 7721 private void clearAppProfilesLIF(PackageParser.Package pkg, int userId) { 7722 if (pkg == null) { 7723 Slog.wtf(TAG, "Package was null!", new Throwable()); 7724 return; 7725 } 7726 clearAppProfilesLeafLIF(pkg); 7727 // We don't remove the base foreign use marker when clearing profiles because 7728 // we will rename it when the app is updated. Unlike the actual profile contents, 7729 // the foreign use marker is good across installs. 7730 destroyAppReferenceProfileLeafLIF(pkg, userId, false /* removeBaseMarker */); 7731 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7732 for (int i = 0; i < childCount; i++) { 7733 clearAppProfilesLeafLIF(pkg.childPackages.get(i)); 7734 } 7735 } 7736 7737 private void clearAppProfilesLeafLIF(PackageParser.Package pkg) { 7738 try { 7739 mInstaller.clearAppProfiles(pkg.packageName); 7740 } catch (InstallerException e) { 7741 Slog.w(TAG, String.valueOf(e)); 7742 } 7743 } 7744 7745 private void setInstallAndUpdateTime(PackageParser.Package pkg, long firstInstallTime, 7746 long lastUpdateTime) { 7747 // Set parent install/update time 7748 PackageSetting ps = (PackageSetting) pkg.mExtras; 7749 if (ps != null) { 7750 ps.firstInstallTime = firstInstallTime; 7751 ps.lastUpdateTime = lastUpdateTime; 7752 } 7753 // Set children install/update time 7754 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7755 for (int i = 0; i < childCount; i++) { 7756 PackageParser.Package childPkg = pkg.childPackages.get(i); 7757 ps = (PackageSetting) childPkg.mExtras; 7758 if (ps != null) { 7759 ps.firstInstallTime = firstInstallTime; 7760 ps.lastUpdateTime = lastUpdateTime; 7761 } 7762 } 7763 } 7764 7765 private void addSharedLibraryLPw(ArraySet<String> usesLibraryFiles, SharedLibraryEntry file, 7766 PackageParser.Package changingLib) { 7767 if (file.path != null) { 7768 usesLibraryFiles.add(file.path); 7769 return; 7770 } 7771 PackageParser.Package p = mPackages.get(file.apk); 7772 if (changingLib != null && changingLib.packageName.equals(file.apk)) { 7773 // If we are doing this while in the middle of updating a library apk, 7774 // then we need to make sure to use that new apk for determining the 7775 // dependencies here. (We haven't yet finished committing the new apk 7776 // to the package manager state.) 7777 if (p == null || p.packageName.equals(changingLib.packageName)) { 7778 p = changingLib; 7779 } 7780 } 7781 if (p != null) { 7782 usesLibraryFiles.addAll(p.getAllCodePaths()); 7783 } 7784 } 7785 7786 private void updateSharedLibrariesLPw(PackageParser.Package pkg, 7787 PackageParser.Package changingLib) throws PackageManagerException { 7788 if (pkg.usesLibraries != null || pkg.usesOptionalLibraries != null) { 7789 final ArraySet<String> usesLibraryFiles = new ArraySet<>(); 7790 int N = pkg.usesLibraries != null ? pkg.usesLibraries.size() : 0; 7791 for (int i=0; i<N; i++) { 7792 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesLibraries.get(i)); 7793 if (file == null) { 7794 throw new PackageManagerException(INSTALL_FAILED_MISSING_SHARED_LIBRARY, 7795 "Package " + pkg.packageName + " requires unavailable shared library " 7796 + pkg.usesLibraries.get(i) + "; failing!"); 7797 } 7798 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7799 } 7800 N = pkg.usesOptionalLibraries != null ? pkg.usesOptionalLibraries.size() : 0; 7801 for (int i=0; i<N; i++) { 7802 final SharedLibraryEntry file = mSharedLibraries.get(pkg.usesOptionalLibraries.get(i)); 7803 if (file == null) { 7804 Slog.w(TAG, "Package " + pkg.packageName 7805 + " desires unavailable shared library " 7806 + pkg.usesOptionalLibraries.get(i) + "; ignoring!"); 7807 } else { 7808 addSharedLibraryLPw(usesLibraryFiles, file, changingLib); 7809 } 7810 } 7811 N = usesLibraryFiles.size(); 7812 if (N > 0) { 7813 pkg.usesLibraryFiles = usesLibraryFiles.toArray(new String[N]); 7814 } else { 7815 pkg.usesLibraryFiles = null; 7816 } 7817 } 7818 } 7819 7820 private static boolean hasString(List<String> list, List<String> which) { 7821 if (list == null) { 7822 return false; 7823 } 7824 for (int i=list.size()-1; i>=0; i--) { 7825 for (int j=which.size()-1; j>=0; j--) { 7826 if (which.get(j).equals(list.get(i))) { 7827 return true; 7828 } 7829 } 7830 } 7831 return false; 7832 } 7833 7834 private void updateAllSharedLibrariesLPw() { 7835 for (PackageParser.Package pkg : mPackages.values()) { 7836 try { 7837 updateSharedLibrariesLPw(pkg, null); 7838 } catch (PackageManagerException e) { 7839 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7840 } 7841 } 7842 } 7843 7844 private ArrayList<PackageParser.Package> updateAllSharedLibrariesLPw( 7845 PackageParser.Package changingPkg) { 7846 ArrayList<PackageParser.Package> res = null; 7847 for (PackageParser.Package pkg : mPackages.values()) { 7848 if (hasString(pkg.usesLibraries, changingPkg.libraryNames) 7849 || hasString(pkg.usesOptionalLibraries, changingPkg.libraryNames)) { 7850 if (res == null) { 7851 res = new ArrayList<PackageParser.Package>(); 7852 } 7853 res.add(pkg); 7854 try { 7855 updateSharedLibrariesLPw(pkg, changingPkg); 7856 } catch (PackageManagerException e) { 7857 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 7858 } 7859 } 7860 } 7861 return res; 7862 } 7863 7864 /** 7865 * Derive the value of the {@code cpuAbiOverride} based on the provided 7866 * value and an optional stored value from the package settings. 7867 */ 7868 private static String deriveAbiOverride(String abiOverride, PackageSetting settings) { 7869 String cpuAbiOverride = null; 7870 7871 if (NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(abiOverride)) { 7872 cpuAbiOverride = null; 7873 } else if (abiOverride != null) { 7874 cpuAbiOverride = abiOverride; 7875 } else if (settings != null) { 7876 cpuAbiOverride = settings.cpuAbiOverrideString; 7877 } 7878 7879 return cpuAbiOverride; 7880 } 7881 7882 private PackageParser.Package scanPackageTracedLI(PackageParser.Package pkg, 7883 final int policyFlags, int scanFlags, long currentTime, UserHandle user) 7884 throws PackageManagerException { 7885 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "scanPackage"); 7886 // If the package has children and this is the first dive in the function 7887 // we recursively scan the package with the SCAN_CHECK_ONLY flag set to see 7888 // whether all packages (parent and children) would be successfully scanned 7889 // before the actual scan since scanning mutates internal state and we want 7890 // to atomically install the package and its children. 7891 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 7892 if (pkg.childPackages != null && pkg.childPackages.size() > 0) { 7893 scanFlags |= SCAN_CHECK_ONLY; 7894 } 7895 } else { 7896 scanFlags &= ~SCAN_CHECK_ONLY; 7897 } 7898 7899 final PackageParser.Package scannedPkg; 7900 try { 7901 // Scan the parent 7902 scannedPkg = scanPackageLI(pkg, policyFlags, scanFlags, currentTime, user); 7903 // Scan the children 7904 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 7905 for (int i = 0; i < childCount; i++) { 7906 PackageParser.Package childPkg = pkg.childPackages.get(i); 7907 scanPackageLI(childPkg, policyFlags, 7908 scanFlags, currentTime, user); 7909 } 7910 } finally { 7911 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 7912 } 7913 7914 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 7915 return scanPackageTracedLI(pkg, policyFlags, scanFlags, currentTime, user); 7916 } 7917 7918 return scannedPkg; 7919 } 7920 7921 private PackageParser.Package scanPackageLI(PackageParser.Package pkg, final int policyFlags, 7922 int scanFlags, long currentTime, UserHandle user) throws PackageManagerException { 7923 boolean success = false; 7924 try { 7925 final PackageParser.Package res = scanPackageDirtyLI(pkg, policyFlags, scanFlags, 7926 currentTime, user); 7927 success = true; 7928 return res; 7929 } finally { 7930 if (!success && (scanFlags & SCAN_DELETE_DATA_ON_FAILURES) != 0) { 7931 // DELETE_DATA_ON_FAILURES is only used by frozen paths 7932 destroyAppDataLIF(pkg, UserHandle.USER_ALL, 7933 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 7934 destroyAppProfilesLIF(pkg, UserHandle.USER_ALL); 7935 } 7936 } 7937 } 7938 7939 /** 7940 * Returns {@code true} if the given file contains code. Otherwise {@code false}. 7941 */ 7942 private static boolean apkHasCode(String fileName) { 7943 StrictJarFile jarFile = null; 7944 try { 7945 jarFile = new StrictJarFile(fileName, 7946 false /*verify*/, false /*signatureSchemeRollbackProtectionsEnforced*/); 7947 return jarFile.findEntry("classes.dex") != null; 7948 } catch (IOException ignore) { 7949 } finally { 7950 try { 7951 if (jarFile != null) { 7952 jarFile.close(); 7953 } 7954 } catch (IOException ignore) {} 7955 } 7956 return false; 7957 } 7958 7959 /** 7960 * Enforces code policy for the package. This ensures that if an APK has 7961 * declared hasCode="true" in its manifest that the APK actually contains 7962 * code. 7963 * 7964 * @throws PackageManagerException If bytecode could not be found when it should exist 7965 */ 7966 private static void enforceCodePolicy(PackageParser.Package pkg) 7967 throws PackageManagerException { 7968 final boolean shouldHaveCode = 7969 (pkg.applicationInfo.flags & ApplicationInfo.FLAG_HAS_CODE) != 0; 7970 if (shouldHaveCode && !apkHasCode(pkg.baseCodePath)) { 7971 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7972 "Package " + pkg.baseCodePath + " code is missing"); 7973 } 7974 7975 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 7976 for (int i = 0; i < pkg.splitCodePaths.length; i++) { 7977 final boolean splitShouldHaveCode = 7978 (pkg.splitFlags[i] & ApplicationInfo.FLAG_HAS_CODE) != 0; 7979 if (splitShouldHaveCode && !apkHasCode(pkg.splitCodePaths[i])) { 7980 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7981 "Package " + pkg.splitCodePaths[i] + " code is missing"); 7982 } 7983 } 7984 } 7985 } 7986 7987 private PackageParser.Package scanPackageDirtyLI(PackageParser.Package pkg, 7988 final int policyFlags, final int scanFlags, long currentTime, UserHandle user) 7989 throws PackageManagerException { 7990 final File scanFile = new File(pkg.codePath); 7991 if (pkg.applicationInfo.getCodePath() == null || 7992 pkg.applicationInfo.getResourcePath() == null) { 7993 // Bail out. The resource and code paths haven't been set. 7994 throw new PackageManagerException(INSTALL_FAILED_INVALID_APK, 7995 "Code and resource paths haven't been set correctly"); 7996 } 7997 7998 // Apply policy 7999 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM) != 0) { 8000 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_SYSTEM; 8001 if (pkg.applicationInfo.isDirectBootAware()) { 8002 // we're direct boot aware; set for all components 8003 for (PackageParser.Service s : pkg.services) { 8004 s.info.encryptionAware = s.info.directBootAware = true; 8005 } 8006 for (PackageParser.Provider p : pkg.providers) { 8007 p.info.encryptionAware = p.info.directBootAware = true; 8008 } 8009 for (PackageParser.Activity a : pkg.activities) { 8010 a.info.encryptionAware = a.info.directBootAware = true; 8011 } 8012 for (PackageParser.Activity r : pkg.receivers) { 8013 r.info.encryptionAware = r.info.directBootAware = true; 8014 } 8015 } 8016 } else { 8017 // Only allow system apps to be flagged as core apps. 8018 pkg.coreApp = false; 8019 // clear flags not applicable to regular apps 8020 pkg.applicationInfo.privateFlags &= 8021 ~ApplicationInfo.PRIVATE_FLAG_DEFAULT_TO_DEVICE_PROTECTED_STORAGE; 8022 pkg.applicationInfo.privateFlags &= 8023 ~ApplicationInfo.PRIVATE_FLAG_DIRECT_BOOT_AWARE; 8024 } 8025 pkg.mTrustedOverlay = (policyFlags&PackageParser.PARSE_TRUSTED_OVERLAY) != 0; 8026 8027 if ((policyFlags&PackageParser.PARSE_IS_PRIVILEGED) != 0) { 8028 pkg.applicationInfo.privateFlags |= ApplicationInfo.PRIVATE_FLAG_PRIVILEGED; 8029 } 8030 8031 if ((policyFlags & PackageParser.PARSE_ENFORCE_CODE) != 0) { 8032 enforceCodePolicy(pkg); 8033 } 8034 8035 if (mCustomResolverComponentName != null && 8036 mCustomResolverComponentName.getPackageName().equals(pkg.packageName)) { 8037 setUpCustomResolverActivity(pkg); 8038 } 8039 8040 if (pkg.packageName.equals("android")) { 8041 synchronized (mPackages) { 8042 if (mAndroidApplication != null) { 8043 Slog.w(TAG, "*************************************************"); 8044 Slog.w(TAG, "Core android package being redefined. Skipping."); 8045 Slog.w(TAG, " file=" + scanFile); 8046 Slog.w(TAG, "*************************************************"); 8047 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8048 "Core android package being redefined. Skipping."); 8049 } 8050 8051 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8052 // Set up information for our fall-back user intent resolution activity. 8053 mPlatformPackage = pkg; 8054 pkg.mVersionCode = mSdkVersion; 8055 mAndroidApplication = pkg.applicationInfo; 8056 8057 if (!mResolverReplaced) { 8058 mResolveActivity.applicationInfo = mAndroidApplication; 8059 mResolveActivity.name = ResolverActivity.class.getName(); 8060 mResolveActivity.packageName = mAndroidApplication.packageName; 8061 mResolveActivity.processName = "system:ui"; 8062 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 8063 mResolveActivity.documentLaunchMode = ActivityInfo.DOCUMENT_LAUNCH_NEVER; 8064 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS; 8065 mResolveActivity.theme = R.style.Theme_Material_Dialog_Alert; 8066 mResolveActivity.exported = true; 8067 mResolveActivity.enabled = true; 8068 mResolveActivity.resizeMode = ActivityInfo.RESIZE_MODE_RESIZEABLE; 8069 mResolveActivity.configChanges = ActivityInfo.CONFIG_SCREEN_SIZE 8070 | ActivityInfo.CONFIG_SMALLEST_SCREEN_SIZE 8071 | ActivityInfo.CONFIG_SCREEN_LAYOUT 8072 | ActivityInfo.CONFIG_ORIENTATION 8073 | ActivityInfo.CONFIG_KEYBOARD 8074 | ActivityInfo.CONFIG_KEYBOARD_HIDDEN; 8075 mResolveInfo.activityInfo = mResolveActivity; 8076 mResolveInfo.priority = 0; 8077 mResolveInfo.preferredOrder = 0; 8078 mResolveInfo.match = 0; 8079 mResolveComponentName = new ComponentName( 8080 mAndroidApplication.packageName, mResolveActivity.name); 8081 } 8082 } 8083 } 8084 } 8085 8086 if (DEBUG_PACKAGE_SCANNING) { 8087 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8088 Log.d(TAG, "Scanning package " + pkg.packageName); 8089 } 8090 8091 synchronized (mPackages) { 8092 if (mPackages.containsKey(pkg.packageName) 8093 || mSharedLibraries.containsKey(pkg.packageName)) { 8094 throw new PackageManagerException(INSTALL_FAILED_DUPLICATE_PACKAGE, 8095 "Application package " + pkg.packageName 8096 + " already installed. Skipping duplicate."); 8097 } 8098 8099 // If we're only installing presumed-existing packages, require that the 8100 // scanned APK is both already known and at the path previously established 8101 // for it. Previously unknown packages we pick up normally, but if we have an 8102 // a priori expectation about this package's install presence, enforce it. 8103 // With a singular exception for new system packages. When an OTA contains 8104 // a new system package, we allow the codepath to change from a system location 8105 // to the user-installed location. If we don't allow this change, any newer, 8106 // user-installed version of the application will be ignored. 8107 if ((scanFlags & SCAN_REQUIRE_KNOWN) != 0) { 8108 if (mExpectingBetter.containsKey(pkg.packageName)) { 8109 logCriticalInfo(Log.WARN, 8110 "Relax SCAN_REQUIRE_KNOWN requirement for package " + pkg.packageName); 8111 } else { 8112 PackageSetting known = mSettings.peekPackageLPr(pkg.packageName); 8113 if (known != null) { 8114 if (DEBUG_PACKAGE_SCANNING) { 8115 Log.d(TAG, "Examining " + pkg.codePath 8116 + " and requiring known paths " + known.codePathString 8117 + " & " + known.resourcePathString); 8118 } 8119 if (!pkg.applicationInfo.getCodePath().equals(known.codePathString) 8120 || !pkg.applicationInfo.getResourcePath().equals( 8121 known.resourcePathString)) { 8122 throw new PackageManagerException(INSTALL_FAILED_PACKAGE_CHANGED, 8123 "Application package " + pkg.packageName 8124 + " found at " + pkg.applicationInfo.getCodePath() 8125 + " but expected at " + known.codePathString 8126 + "; ignoring."); 8127 } 8128 } 8129 } 8130 } 8131 } 8132 8133 // Initialize package source and resource directories 8134 File destCodeFile = new File(pkg.applicationInfo.getCodePath()); 8135 File destResourceFile = new File(pkg.applicationInfo.getResourcePath()); 8136 8137 SharedUserSetting suid = null; 8138 PackageSetting pkgSetting = null; 8139 8140 if (!isSystemApp(pkg)) { 8141 // Only system apps can use these features. 8142 pkg.mOriginalPackages = null; 8143 pkg.mRealPackage = null; 8144 pkg.mAdoptPermissions = null; 8145 } 8146 8147 // Getting the package setting may have a side-effect, so if we 8148 // are only checking if scan would succeed, stash a copy of the 8149 // old setting to restore at the end. 8150 PackageSetting nonMutatedPs = null; 8151 8152 // writer 8153 synchronized (mPackages) { 8154 if (pkg.mSharedUserId != null) { 8155 suid = mSettings.getSharedUserLPw(pkg.mSharedUserId, 0, 0, true); 8156 if (suid == null) { 8157 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8158 "Creating application package " + pkg.packageName 8159 + " for shared user failed"); 8160 } 8161 if (DEBUG_PACKAGE_SCANNING) { 8162 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8163 Log.d(TAG, "Shared UserID " + pkg.mSharedUserId + " (uid=" + suid.userId 8164 + "): packages=" + suid.packages); 8165 } 8166 } 8167 8168 // Check if we are renaming from an original package name. 8169 PackageSetting origPackage = null; 8170 String realName = null; 8171 if (pkg.mOriginalPackages != null) { 8172 // This package may need to be renamed to a previously 8173 // installed name. Let's check on that... 8174 final String renamed = mSettings.mRenamedPackages.get(pkg.mRealPackage); 8175 if (pkg.mOriginalPackages.contains(renamed)) { 8176 // This package had originally been installed as the 8177 // original name, and we have already taken care of 8178 // transitioning to the new one. Just update the new 8179 // one to continue using the old name. 8180 realName = pkg.mRealPackage; 8181 if (!pkg.packageName.equals(renamed)) { 8182 // Callers into this function may have already taken 8183 // care of renaming the package; only do it here if 8184 // it is not already done. 8185 pkg.setPackageName(renamed); 8186 } 8187 8188 } else { 8189 for (int i=pkg.mOriginalPackages.size()-1; i>=0; i--) { 8190 if ((origPackage = mSettings.peekPackageLPr( 8191 pkg.mOriginalPackages.get(i))) != null) { 8192 // We do have the package already installed under its 8193 // original name... should we use it? 8194 if (!verifyPackageUpdateLPr(origPackage, pkg)) { 8195 // New package is not compatible with original. 8196 origPackage = null; 8197 continue; 8198 } else if (origPackage.sharedUser != null) { 8199 // Make sure uid is compatible between packages. 8200 if (!origPackage.sharedUser.name.equals(pkg.mSharedUserId)) { 8201 Slog.w(TAG, "Unable to migrate data from " + origPackage.name 8202 + " to " + pkg.packageName + ": old uid " 8203 + origPackage.sharedUser.name 8204 + " differs from " + pkg.mSharedUserId); 8205 origPackage = null; 8206 continue; 8207 } 8208 // TODO: Add case when shared user id is added [b/28144775] 8209 } else { 8210 if (DEBUG_UPGRADE) Log.v(TAG, "Renaming new package " 8211 + pkg.packageName + " to old name " + origPackage.name); 8212 } 8213 break; 8214 } 8215 } 8216 } 8217 } 8218 8219 if (mTransferedPackages.contains(pkg.packageName)) { 8220 Slog.w(TAG, "Package " + pkg.packageName 8221 + " was transferred to another, but its .apk remains"); 8222 } 8223 8224 // See comments in nonMutatedPs declaration 8225 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8226 PackageSetting foundPs = mSettings.peekPackageLPr(pkg.packageName); 8227 if (foundPs != null) { 8228 nonMutatedPs = new PackageSetting(foundPs); 8229 } 8230 } 8231 8232 // Just create the setting, don't add it yet. For already existing packages 8233 // the PkgSetting exists already and doesn't have to be created. 8234 pkgSetting = mSettings.getPackageLPw(pkg, origPackage, realName, suid, destCodeFile, 8235 destResourceFile, pkg.applicationInfo.nativeLibraryRootDir, 8236 pkg.applicationInfo.primaryCpuAbi, 8237 pkg.applicationInfo.secondaryCpuAbi, 8238 pkg.applicationInfo.flags, pkg.applicationInfo.privateFlags, 8239 user, false); 8240 if (pkgSetting == null) { 8241 throw new PackageManagerException(INSTALL_FAILED_INSUFFICIENT_STORAGE, 8242 "Creating application package " + pkg.packageName + " failed"); 8243 } 8244 8245 if (pkgSetting.origPackage != null) { 8246 // If we are first transitioning from an original package, 8247 // fix up the new package's name now. We need to do this after 8248 // looking up the package under its new name, so getPackageLP 8249 // can take care of fiddling things correctly. 8250 pkg.setPackageName(origPackage.name); 8251 8252 // File a report about this. 8253 String msg = "New package " + pkgSetting.realName 8254 + " renamed to replace old package " + pkgSetting.name; 8255 reportSettingsProblem(Log.WARN, msg); 8256 8257 // Make a note of it. 8258 if ((scanFlags & SCAN_CHECK_ONLY) == 0) { 8259 mTransferedPackages.add(origPackage.name); 8260 } 8261 8262 // No longer need to retain this. 8263 pkgSetting.origPackage = null; 8264 } 8265 8266 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && realName != null) { 8267 // Make a note of it. 8268 mTransferedPackages.add(pkg.packageName); 8269 } 8270 8271 if (mSettings.isDisabledSystemPackageLPr(pkg.packageName)) { 8272 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_UPDATED_SYSTEM_APP; 8273 } 8274 8275 if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8276 // Check all shared libraries and map to their actual file path. 8277 // We only do this here for apps not on a system dir, because those 8278 // are the only ones that can fail an install due to this. We 8279 // will take care of the system apps by updating all of their 8280 // library paths after the scan is done. 8281 updateSharedLibrariesLPw(pkg, null); 8282 } 8283 8284 if (mFoundPolicyFile) { 8285 SELinuxMMAC.assignSeinfoValue(pkg); 8286 } 8287 8288 pkg.applicationInfo.uid = pkgSetting.appId; 8289 pkg.mExtras = pkgSetting; 8290 if (shouldCheckUpgradeKeySetLP(pkgSetting, scanFlags)) { 8291 if (checkUpgradeKeySetLP(pkgSetting, pkg)) { 8292 // We just determined the app is signed correctly, so bring 8293 // over the latest parsed certs. 8294 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8295 } else { 8296 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8297 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8298 "Package " + pkg.packageName + " upgrade keys do not match the " 8299 + "previously installed version"); 8300 } else { 8301 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8302 String msg = "System package " + pkg.packageName 8303 + " signature changed; retaining data."; 8304 reportSettingsProblem(Log.WARN, msg); 8305 } 8306 } 8307 } else { 8308 try { 8309 verifySignaturesLP(pkgSetting, pkg); 8310 // We just determined the app is signed correctly, so bring 8311 // over the latest parsed certs. 8312 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8313 } catch (PackageManagerException e) { 8314 if ((policyFlags & PackageParser.PARSE_IS_SYSTEM_DIR) == 0) { 8315 throw e; 8316 } 8317 // The signature has changed, but this package is in the system 8318 // image... let's recover! 8319 pkgSetting.signatures.mSignatures = pkg.mSignatures; 8320 // However... if this package is part of a shared user, but it 8321 // doesn't match the signature of the shared user, let's fail. 8322 // What this means is that you can't change the signatures 8323 // associated with an overall shared user, which doesn't seem all 8324 // that unreasonable. 8325 if (pkgSetting.sharedUser != null) { 8326 if (compareSignatures(pkgSetting.sharedUser.signatures.mSignatures, 8327 pkg.mSignatures) != PackageManager.SIGNATURE_MATCH) { 8328 throw new PackageManagerException( 8329 INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES, 8330 "Signature mismatch for shared user: " 8331 + pkgSetting.sharedUser); 8332 } 8333 } 8334 // File a report about this. 8335 String msg = "System package " + pkg.packageName 8336 + " signature changed; retaining data."; 8337 reportSettingsProblem(Log.WARN, msg); 8338 } 8339 } 8340 // Verify that this new package doesn't have any content providers 8341 // that conflict with existing packages. Only do this if the 8342 // package isn't already installed, since we don't want to break 8343 // things that are installed. 8344 if ((scanFlags & SCAN_NEW_INSTALL) != 0) { 8345 final int N = pkg.providers.size(); 8346 int i; 8347 for (i=0; i<N; i++) { 8348 PackageParser.Provider p = pkg.providers.get(i); 8349 if (p.info.authority != null) { 8350 String names[] = p.info.authority.split(";"); 8351 for (int j = 0; j < names.length; j++) { 8352 if (mProvidersByAuthority.containsKey(names[j])) { 8353 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8354 final String otherPackageName = 8355 ((other != null && other.getComponentName() != null) ? 8356 other.getComponentName().getPackageName() : "?"); 8357 throw new PackageManagerException( 8358 INSTALL_FAILED_CONFLICTING_PROVIDER, 8359 "Can't install because provider name " + names[j] 8360 + " (in package " + pkg.applicationInfo.packageName 8361 + ") is already used by " + otherPackageName); 8362 } 8363 } 8364 } 8365 } 8366 } 8367 8368 if ((scanFlags & SCAN_CHECK_ONLY) == 0 && pkg.mAdoptPermissions != null) { 8369 // This package wants to adopt ownership of permissions from 8370 // another package. 8371 for (int i = pkg.mAdoptPermissions.size() - 1; i >= 0; i--) { 8372 final String origName = pkg.mAdoptPermissions.get(i); 8373 final PackageSetting orig = mSettings.peekPackageLPr(origName); 8374 if (orig != null) { 8375 if (verifyPackageUpdateLPr(orig, pkg)) { 8376 Slog.i(TAG, "Adopting permissions from " + origName + " to " 8377 + pkg.packageName); 8378 mSettings.transferPermissionsLPw(origName, pkg.packageName); 8379 } 8380 } 8381 } 8382 } 8383 } 8384 8385 final String pkgName = pkg.packageName; 8386 8387 final long scanFileTime = getLastModifiedTime(pkg, scanFile); 8388 final boolean forceDex = (scanFlags & SCAN_FORCE_DEX) != 0; 8389 pkg.applicationInfo.processName = fixProcessName( 8390 pkg.applicationInfo.packageName, 8391 pkg.applicationInfo.processName, 8392 pkg.applicationInfo.uid); 8393 8394 if (pkg != mPlatformPackage) { 8395 // Get all of our default paths setup 8396 pkg.applicationInfo.initForUser(UserHandle.USER_SYSTEM); 8397 } 8398 8399 final String path = scanFile.getPath(); 8400 final String cpuAbiOverride = deriveAbiOverride(pkg.cpuAbiOverride, pkgSetting); 8401 8402 if ((scanFlags & SCAN_NEW_INSTALL) == 0) { 8403 derivePackageAbi(pkg, scanFile, cpuAbiOverride, true /* extract libs */); 8404 8405 // Some system apps still use directory structure for native libraries 8406 // in which case we might end up not detecting abi solely based on apk 8407 // structure. Try to detect abi based on directory structure. 8408 if (isSystemApp(pkg) && !pkg.isUpdatedSystemApp() && 8409 pkg.applicationInfo.primaryCpuAbi == null) { 8410 setBundledAppAbisAndRoots(pkg, pkgSetting); 8411 setNativeLibraryPaths(pkg); 8412 } 8413 8414 } else { 8415 if ((scanFlags & SCAN_MOVE) != 0) { 8416 // We haven't run dex-opt for this move (since we've moved the compiled output too) 8417 // but we already have this packages package info in the PackageSetting. We just 8418 // use that and derive the native library path based on the new codepath. 8419 pkg.applicationInfo.primaryCpuAbi = pkgSetting.primaryCpuAbiString; 8420 pkg.applicationInfo.secondaryCpuAbi = pkgSetting.secondaryCpuAbiString; 8421 } 8422 8423 // Set native library paths again. For moves, the path will be updated based on the 8424 // ABIs we've determined above. For non-moves, the path will be updated based on the 8425 // ABIs we determined during compilation, but the path will depend on the final 8426 // package path (after the rename away from the stage path). 8427 setNativeLibraryPaths(pkg); 8428 } 8429 8430 // This is a special case for the "system" package, where the ABI is 8431 // dictated by the zygote configuration (and init.rc). We should keep track 8432 // of this ABI so that we can deal with "normal" applications that run under 8433 // the same UID correctly. 8434 if (mPlatformPackage == pkg) { 8435 pkg.applicationInfo.primaryCpuAbi = VMRuntime.getRuntime().is64Bit() ? 8436 Build.SUPPORTED_64_BIT_ABIS[0] : Build.SUPPORTED_32_BIT_ABIS[0]; 8437 } 8438 8439 // If there's a mismatch between the abi-override in the package setting 8440 // and the abiOverride specified for the install. Warn about this because we 8441 // would've already compiled the app without taking the package setting into 8442 // account. 8443 if ((scanFlags & SCAN_NO_DEX) == 0 && (scanFlags & SCAN_NEW_INSTALL) != 0) { 8444 if (cpuAbiOverride == null && pkgSetting.cpuAbiOverrideString != null) { 8445 Slog.w(TAG, "Ignoring persisted ABI override " + cpuAbiOverride + 8446 " for package " + pkg.packageName); 8447 } 8448 } 8449 8450 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 8451 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 8452 pkgSetting.cpuAbiOverrideString = cpuAbiOverride; 8453 8454 // Copy the derived override back to the parsed package, so that we can 8455 // update the package settings accordingly. 8456 pkg.cpuAbiOverride = cpuAbiOverride; 8457 8458 if (DEBUG_ABI_SELECTION) { 8459 Slog.d(TAG, "Resolved nativeLibraryRoot for " + pkg.applicationInfo.packageName 8460 + " to root=" + pkg.applicationInfo.nativeLibraryRootDir + ", isa=" 8461 + pkg.applicationInfo.nativeLibraryRootRequiresIsa); 8462 } 8463 8464 // Push the derived path down into PackageSettings so we know what to 8465 // clean up at uninstall time. 8466 pkgSetting.legacyNativeLibraryPathString = pkg.applicationInfo.nativeLibraryRootDir; 8467 8468 if (DEBUG_ABI_SELECTION) { 8469 Log.d(TAG, "Abis for package[" + pkg.packageName + "] are" + 8470 " primary=" + pkg.applicationInfo.primaryCpuAbi + 8471 " secondary=" + pkg.applicationInfo.secondaryCpuAbi); 8472 } 8473 8474 if ((scanFlags & SCAN_BOOTING) == 0 && pkgSetting.sharedUser != null) { 8475 // We don't do this here during boot because we can do it all 8476 // at once after scanning all existing packages. 8477 // 8478 // We also do this *before* we perform dexopt on this package, so that 8479 // we can avoid redundant dexopts, and also to make sure we've got the 8480 // code and package path correct. 8481 adjustCpuAbisForSharedUserLPw(pkgSetting.sharedUser.packages, 8482 pkg, true /* boot complete */); 8483 } 8484 8485 if (mFactoryTest && pkg.requestedPermissions.contains( 8486 android.Manifest.permission.FACTORY_TEST)) { 8487 pkg.applicationInfo.flags |= ApplicationInfo.FLAG_FACTORY_TEST; 8488 } 8489 8490 if (isSystemApp(pkg)) { 8491 pkgSetting.isOrphaned = true; 8492 } 8493 8494 ArrayList<PackageParser.Package> clientLibPkgs = null; 8495 8496 if ((scanFlags & SCAN_CHECK_ONLY) != 0) { 8497 if (nonMutatedPs != null) { 8498 synchronized (mPackages) { 8499 mSettings.mPackages.put(nonMutatedPs.name, nonMutatedPs); 8500 } 8501 } 8502 return pkg; 8503 } 8504 8505 // Only privileged apps and updated privileged apps can add child packages. 8506 if (pkg.childPackages != null && !pkg.childPackages.isEmpty()) { 8507 if ((policyFlags & PARSE_IS_PRIVILEGED) == 0) { 8508 throw new PackageManagerException("Only privileged apps and updated " 8509 + "privileged apps can add child packages. Ignoring package " 8510 + pkg.packageName); 8511 } 8512 final int childCount = pkg.childPackages.size(); 8513 for (int i = 0; i < childCount; i++) { 8514 PackageParser.Package childPkg = pkg.childPackages.get(i); 8515 if (mSettings.hasOtherDisabledSystemPkgWithChildLPr(pkg.packageName, 8516 childPkg.packageName)) { 8517 throw new PackageManagerException("Cannot override a child package of " 8518 + "another disabled system app. Ignoring package " + pkg.packageName); 8519 } 8520 } 8521 } 8522 8523 // writer 8524 synchronized (mPackages) { 8525 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 8526 // Only system apps can add new shared libraries. 8527 if (pkg.libraryNames != null) { 8528 for (int i=0; i<pkg.libraryNames.size(); i++) { 8529 String name = pkg.libraryNames.get(i); 8530 boolean allowed = false; 8531 if (pkg.isUpdatedSystemApp()) { 8532 // New library entries can only be added through the 8533 // system image. This is important to get rid of a lot 8534 // of nasty edge cases: for example if we allowed a non- 8535 // system update of the app to add a library, then uninstalling 8536 // the update would make the library go away, and assumptions 8537 // we made such as through app install filtering would now 8538 // have allowed apps on the device which aren't compatible 8539 // with it. Better to just have the restriction here, be 8540 // conservative, and create many fewer cases that can negatively 8541 // impact the user experience. 8542 final PackageSetting sysPs = mSettings 8543 .getDisabledSystemPkgLPr(pkg.packageName); 8544 if (sysPs.pkg != null && sysPs.pkg.libraryNames != null) { 8545 for (int j=0; j<sysPs.pkg.libraryNames.size(); j++) { 8546 if (name.equals(sysPs.pkg.libraryNames.get(j))) { 8547 allowed = true; 8548 break; 8549 } 8550 } 8551 } 8552 } else { 8553 allowed = true; 8554 } 8555 if (allowed) { 8556 if (!mSharedLibraries.containsKey(name)) { 8557 mSharedLibraries.put(name, new SharedLibraryEntry(null, pkg.packageName)); 8558 } else if (!name.equals(pkg.packageName)) { 8559 Slog.w(TAG, "Package " + pkg.packageName + " library " 8560 + name + " already exists; skipping"); 8561 } 8562 } else { 8563 Slog.w(TAG, "Package " + pkg.packageName + " declares lib " 8564 + name + " that is not declared on system image; skipping"); 8565 } 8566 } 8567 if ((scanFlags & SCAN_BOOTING) == 0) { 8568 // If we are not booting, we need to update any applications 8569 // that are clients of our shared library. If we are booting, 8570 // this will all be done once the scan is complete. 8571 clientLibPkgs = updateAllSharedLibrariesLPw(pkg); 8572 } 8573 } 8574 } 8575 } 8576 8577 if ((scanFlags & SCAN_BOOTING) != 0) { 8578 // No apps can run during boot scan, so they don't need to be frozen 8579 } else if ((scanFlags & SCAN_DONT_KILL_APP) != 0) { 8580 // Caller asked to not kill app, so it's probably not frozen 8581 } else if ((scanFlags & SCAN_IGNORE_FROZEN) != 0) { 8582 // Caller asked us to ignore frozen check for some reason; they 8583 // probably didn't know the package name 8584 } else { 8585 // We're doing major surgery on this package, so it better be frozen 8586 // right now to keep it from launching 8587 checkPackageFrozen(pkgName); 8588 } 8589 8590 // Also need to kill any apps that are dependent on the library. 8591 if (clientLibPkgs != null) { 8592 for (int i=0; i<clientLibPkgs.size(); i++) { 8593 PackageParser.Package clientPkg = clientLibPkgs.get(i); 8594 killApplication(clientPkg.applicationInfo.packageName, 8595 clientPkg.applicationInfo.uid, "update lib"); 8596 } 8597 } 8598 8599 // Make sure we're not adding any bogus keyset info 8600 KeySetManagerService ksms = mSettings.mKeySetManagerService; 8601 ksms.assertScannedPackageValid(pkg); 8602 8603 // writer 8604 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 8605 8606 boolean createIdmapFailed = false; 8607 synchronized (mPackages) { 8608 // We don't expect installation to fail beyond this point 8609 8610 if (pkgSetting.pkg != null) { 8611 // Note that |user| might be null during the initial boot scan. If a codePath 8612 // for an app has changed during a boot scan, it's due to an app update that's 8613 // part of the system partition and marker changes must be applied to all users. 8614 maybeRenameForeignDexMarkers(pkgSetting.pkg, pkg, 8615 (user != null) ? user : UserHandle.ALL); 8616 } 8617 8618 // Add the new setting to mSettings 8619 mSettings.insertPackageSettingLPw(pkgSetting, pkg); 8620 // Add the new setting to mPackages 8621 mPackages.put(pkg.applicationInfo.packageName, pkg); 8622 // Make sure we don't accidentally delete its data. 8623 final Iterator<PackageCleanItem> iter = mSettings.mPackagesToBeCleaned.iterator(); 8624 while (iter.hasNext()) { 8625 PackageCleanItem item = iter.next(); 8626 if (pkgName.equals(item.packageName)) { 8627 iter.remove(); 8628 } 8629 } 8630 8631 // Take care of first install / last update times. 8632 if (currentTime != 0) { 8633 if (pkgSetting.firstInstallTime == 0) { 8634 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = currentTime; 8635 } else if ((scanFlags&SCAN_UPDATE_TIME) != 0) { 8636 pkgSetting.lastUpdateTime = currentTime; 8637 } 8638 } else if (pkgSetting.firstInstallTime == 0) { 8639 // We need *something*. Take time time stamp of the file. 8640 pkgSetting.firstInstallTime = pkgSetting.lastUpdateTime = scanFileTime; 8641 } else if ((policyFlags&PackageParser.PARSE_IS_SYSTEM_DIR) != 0) { 8642 if (scanFileTime != pkgSetting.timeStamp) { 8643 // A package on the system image has changed; consider this 8644 // to be an update. 8645 pkgSetting.lastUpdateTime = scanFileTime; 8646 } 8647 } 8648 8649 // Add the package's KeySets to the global KeySetManagerService 8650 ksms.addScannedPackageLPw(pkg); 8651 8652 int N = pkg.providers.size(); 8653 StringBuilder r = null; 8654 int i; 8655 for (i=0; i<N; i++) { 8656 PackageParser.Provider p = pkg.providers.get(i); 8657 p.info.processName = fixProcessName(pkg.applicationInfo.processName, 8658 p.info.processName, pkg.applicationInfo.uid); 8659 mProviders.addProvider(p); 8660 p.syncable = p.info.isSyncable; 8661 if (p.info.authority != null) { 8662 String names[] = p.info.authority.split(";"); 8663 p.info.authority = null; 8664 for (int j = 0; j < names.length; j++) { 8665 if (j == 1 && p.syncable) { 8666 // We only want the first authority for a provider to possibly be 8667 // syncable, so if we already added this provider using a different 8668 // authority clear the syncable flag. We copy the provider before 8669 // changing it because the mProviders object contains a reference 8670 // to a provider that we don't want to change. 8671 // Only do this for the second authority since the resulting provider 8672 // object can be the same for all future authorities for this provider. 8673 p = new PackageParser.Provider(p); 8674 p.syncable = false; 8675 } 8676 if (!mProvidersByAuthority.containsKey(names[j])) { 8677 mProvidersByAuthority.put(names[j], p); 8678 if (p.info.authority == null) { 8679 p.info.authority = names[j]; 8680 } else { 8681 p.info.authority = p.info.authority + ";" + names[j]; 8682 } 8683 if (DEBUG_PACKAGE_SCANNING) { 8684 if ((policyFlags & PackageParser.PARSE_CHATTY) != 0) 8685 Log.d(TAG, "Registered content provider: " + names[j] 8686 + ", className = " + p.info.name + ", isSyncable = " 8687 + p.info.isSyncable); 8688 } 8689 } else { 8690 PackageParser.Provider other = mProvidersByAuthority.get(names[j]); 8691 Slog.w(TAG, "Skipping provider name " + names[j] + 8692 " (in package " + pkg.applicationInfo.packageName + 8693 "): name already used by " 8694 + ((other != null && other.getComponentName() != null) 8695 ? other.getComponentName().getPackageName() : "?")); 8696 } 8697 } 8698 } 8699 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8700 if (r == null) { 8701 r = new StringBuilder(256); 8702 } else { 8703 r.append(' '); 8704 } 8705 r.append(p.info.name); 8706 } 8707 } 8708 if (r != null) { 8709 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Providers: " + r); 8710 } 8711 8712 N = pkg.services.size(); 8713 r = null; 8714 for (i=0; i<N; i++) { 8715 PackageParser.Service s = pkg.services.get(i); 8716 s.info.processName = fixProcessName(pkg.applicationInfo.processName, 8717 s.info.processName, pkg.applicationInfo.uid); 8718 mServices.addService(s); 8719 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8720 if (r == null) { 8721 r = new StringBuilder(256); 8722 } else { 8723 r.append(' '); 8724 } 8725 r.append(s.info.name); 8726 } 8727 } 8728 if (r != null) { 8729 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Services: " + r); 8730 } 8731 8732 N = pkg.receivers.size(); 8733 r = null; 8734 for (i=0; i<N; i++) { 8735 PackageParser.Activity a = pkg.receivers.get(i); 8736 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8737 a.info.processName, pkg.applicationInfo.uid); 8738 mReceivers.addActivity(a, "receiver"); 8739 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8740 if (r == null) { 8741 r = new StringBuilder(256); 8742 } else { 8743 r.append(' '); 8744 } 8745 r.append(a.info.name); 8746 } 8747 } 8748 if (r != null) { 8749 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Receivers: " + r); 8750 } 8751 8752 N = pkg.activities.size(); 8753 r = null; 8754 for (i=0; i<N; i++) { 8755 PackageParser.Activity a = pkg.activities.get(i); 8756 a.info.processName = fixProcessName(pkg.applicationInfo.processName, 8757 a.info.processName, pkg.applicationInfo.uid); 8758 mActivities.addActivity(a, "activity"); 8759 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8760 if (r == null) { 8761 r = new StringBuilder(256); 8762 } else { 8763 r.append(' '); 8764 } 8765 r.append(a.info.name); 8766 } 8767 } 8768 if (r != null) { 8769 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Activities: " + r); 8770 } 8771 8772 N = pkg.permissionGroups.size(); 8773 r = null; 8774 for (i=0; i<N; i++) { 8775 PackageParser.PermissionGroup pg = pkg.permissionGroups.get(i); 8776 PackageParser.PermissionGroup cur = mPermissionGroups.get(pg.info.name); 8777 final String curPackageName = cur == null ? null : cur.info.packageName; 8778 final boolean isPackageUpdate = pg.info.packageName.equals(curPackageName); 8779 if (cur == null || isPackageUpdate) { 8780 mPermissionGroups.put(pg.info.name, pg); 8781 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8782 if (r == null) { 8783 r = new StringBuilder(256); 8784 } else { 8785 r.append(' '); 8786 } 8787 if (isPackageUpdate) { 8788 r.append("UPD:"); 8789 } 8790 r.append(pg.info.name); 8791 } 8792 } else { 8793 Slog.w(TAG, "Permission group " + pg.info.name + " from package " 8794 + pg.info.packageName + " ignored: original from " 8795 + cur.info.packageName); 8796 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8797 if (r == null) { 8798 r = new StringBuilder(256); 8799 } else { 8800 r.append(' '); 8801 } 8802 r.append("DUP:"); 8803 r.append(pg.info.name); 8804 } 8805 } 8806 } 8807 if (r != null) { 8808 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permission Groups: " + r); 8809 } 8810 8811 N = pkg.permissions.size(); 8812 r = null; 8813 for (i=0; i<N; i++) { 8814 PackageParser.Permission p = pkg.permissions.get(i); 8815 8816 // Assume by default that we did not install this permission into the system. 8817 p.info.flags &= ~PermissionInfo.FLAG_INSTALLED; 8818 8819 // Now that permission groups have a special meaning, we ignore permission 8820 // groups for legacy apps to prevent unexpected behavior. In particular, 8821 // permissions for one app being granted to someone just becase they happen 8822 // to be in a group defined by another app (before this had no implications). 8823 if (pkg.applicationInfo.targetSdkVersion > Build.VERSION_CODES.LOLLIPOP_MR1) { 8824 p.group = mPermissionGroups.get(p.info.group); 8825 // Warn for a permission in an unknown group. 8826 if (p.info.group != null && p.group == null) { 8827 Slog.w(TAG, "Permission " + p.info.name + " from package " 8828 + p.info.packageName + " in an unknown group " + p.info.group); 8829 } 8830 } 8831 8832 ArrayMap<String, BasePermission> permissionMap = 8833 p.tree ? mSettings.mPermissionTrees 8834 : mSettings.mPermissions; 8835 BasePermission bp = permissionMap.get(p.info.name); 8836 8837 // Allow system apps to redefine non-system permissions 8838 if (bp != null && !Objects.equals(bp.sourcePackage, p.info.packageName)) { 8839 final boolean currentOwnerIsSystem = (bp.perm != null 8840 && isSystemApp(bp.perm.owner)); 8841 if (isSystemApp(p.owner)) { 8842 if (bp.type == BasePermission.TYPE_BUILTIN && bp.perm == null) { 8843 // It's a built-in permission and no owner, take ownership now 8844 bp.packageSetting = pkgSetting; 8845 bp.perm = p; 8846 bp.uid = pkg.applicationInfo.uid; 8847 bp.sourcePackage = p.info.packageName; 8848 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8849 } else if (!currentOwnerIsSystem) { 8850 String msg = "New decl " + p.owner + " of permission " 8851 + p.info.name + " is system; overriding " + bp.sourcePackage; 8852 reportSettingsProblem(Log.WARN, msg); 8853 bp = null; 8854 } 8855 } 8856 } 8857 8858 if (bp == null) { 8859 bp = new BasePermission(p.info.name, p.info.packageName, 8860 BasePermission.TYPE_NORMAL); 8861 permissionMap.put(p.info.name, bp); 8862 } 8863 8864 if (bp.perm == null) { 8865 if (bp.sourcePackage == null 8866 || bp.sourcePackage.equals(p.info.packageName)) { 8867 BasePermission tree = findPermissionTreeLP(p.info.name); 8868 if (tree == null 8869 || tree.sourcePackage.equals(p.info.packageName)) { 8870 bp.packageSetting = pkgSetting; 8871 bp.perm = p; 8872 bp.uid = pkg.applicationInfo.uid; 8873 bp.sourcePackage = p.info.packageName; 8874 p.info.flags |= PermissionInfo.FLAG_INSTALLED; 8875 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8876 if (r == null) { 8877 r = new StringBuilder(256); 8878 } else { 8879 r.append(' '); 8880 } 8881 r.append(p.info.name); 8882 } 8883 } else { 8884 Slog.w(TAG, "Permission " + p.info.name + " from package " 8885 + p.info.packageName + " ignored: base tree " 8886 + tree.name + " is from package " 8887 + tree.sourcePackage); 8888 } 8889 } else { 8890 Slog.w(TAG, "Permission " + p.info.name + " from package " 8891 + p.info.packageName + " ignored: original from " 8892 + bp.sourcePackage); 8893 } 8894 } else if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8895 if (r == null) { 8896 r = new StringBuilder(256); 8897 } else { 8898 r.append(' '); 8899 } 8900 r.append("DUP:"); 8901 r.append(p.info.name); 8902 } 8903 if (bp.perm == p) { 8904 bp.protectionLevel = p.info.protectionLevel; 8905 } 8906 } 8907 8908 if (r != null) { 8909 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Permissions: " + r); 8910 } 8911 8912 N = pkg.instrumentation.size(); 8913 r = null; 8914 for (i=0; i<N; i++) { 8915 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 8916 a.info.packageName = pkg.applicationInfo.packageName; 8917 a.info.sourceDir = pkg.applicationInfo.sourceDir; 8918 a.info.publicSourceDir = pkg.applicationInfo.publicSourceDir; 8919 a.info.splitSourceDirs = pkg.applicationInfo.splitSourceDirs; 8920 a.info.splitPublicSourceDirs = pkg.applicationInfo.splitPublicSourceDirs; 8921 a.info.dataDir = pkg.applicationInfo.dataDir; 8922 a.info.deviceProtectedDataDir = pkg.applicationInfo.deviceProtectedDataDir; 8923 a.info.credentialProtectedDataDir = pkg.applicationInfo.credentialProtectedDataDir; 8924 8925 a.info.nativeLibraryDir = pkg.applicationInfo.nativeLibraryDir; 8926 a.info.secondaryNativeLibraryDir = pkg.applicationInfo.secondaryNativeLibraryDir; 8927 mInstrumentation.put(a.getComponentName(), a); 8928 if ((policyFlags&PackageParser.PARSE_CHATTY) != 0) { 8929 if (r == null) { 8930 r = new StringBuilder(256); 8931 } else { 8932 r.append(' '); 8933 } 8934 r.append(a.info.name); 8935 } 8936 } 8937 if (r != null) { 8938 if (DEBUG_PACKAGE_SCANNING) Log.d(TAG, " Instrumentation: " + r); 8939 } 8940 8941 if (pkg.protectedBroadcasts != null) { 8942 N = pkg.protectedBroadcasts.size(); 8943 for (i=0; i<N; i++) { 8944 mProtectedBroadcasts.add(pkg.protectedBroadcasts.get(i)); 8945 } 8946 } 8947 8948 pkgSetting.setTimeStamp(scanFileTime); 8949 8950 // Create idmap files for pairs of (packages, overlay packages). 8951 // Note: "android", ie framework-res.apk, is handled by native layers. 8952 if (pkg.mOverlayTarget != null) { 8953 // This is an overlay package. 8954 if (pkg.mOverlayTarget != null && !pkg.mOverlayTarget.equals("android")) { 8955 if (!mOverlays.containsKey(pkg.mOverlayTarget)) { 8956 mOverlays.put(pkg.mOverlayTarget, 8957 new ArrayMap<String, PackageParser.Package>()); 8958 } 8959 ArrayMap<String, PackageParser.Package> map = mOverlays.get(pkg.mOverlayTarget); 8960 map.put(pkg.packageName, pkg); 8961 PackageParser.Package orig = mPackages.get(pkg.mOverlayTarget); 8962 if (orig != null && !createIdmapForPackagePairLI(orig, pkg)) { 8963 createIdmapFailed = true; 8964 } 8965 } 8966 } else if (mOverlays.containsKey(pkg.packageName) && 8967 !pkg.packageName.equals("android")) { 8968 // This is a regular package, with one or more known overlay packages. 8969 createIdmapsForPackageLI(pkg); 8970 } 8971 } 8972 8973 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 8974 8975 if (createIdmapFailed) { 8976 throw new PackageManagerException(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 8977 "scanPackageLI failed to createIdmap"); 8978 } 8979 return pkg; 8980 } 8981 8982 private void maybeRenameForeignDexMarkers(PackageParser.Package existing, 8983 PackageParser.Package update, UserHandle user) { 8984 if (existing.applicationInfo == null || update.applicationInfo == null) { 8985 // This isn't due to an app installation. 8986 return; 8987 } 8988 8989 final File oldCodePath = new File(existing.applicationInfo.getCodePath()); 8990 final File newCodePath = new File(update.applicationInfo.getCodePath()); 8991 8992 // The codePath hasn't changed, so there's nothing for us to do. 8993 if (Objects.equals(oldCodePath, newCodePath)) { 8994 return; 8995 } 8996 8997 File canonicalNewCodePath; 8998 try { 8999 canonicalNewCodePath = new File(PackageManagerServiceUtils.realpath(newCodePath)); 9000 } catch (IOException e) { 9001 Slog.w(TAG, "Failed to get canonical path.", e); 9002 return; 9003 } 9004 9005 // This is a bit of a hack. The oldCodePath doesn't exist at this point (because 9006 // we've already renamed / deleted it) so we cannot call realpath on it. Here we assume 9007 // that the last component of the path (i.e, the name) doesn't need canonicalization 9008 // (i.e, that it isn't ".", ".." or a symbolic link). This is a valid assumption for now 9009 // but may change in the future. Hopefully this function won't exist at that point. 9010 final File canonicalOldCodePath = new File(canonicalNewCodePath.getParentFile(), 9011 oldCodePath.getName()); 9012 9013 // Calculate the prefixes of the markers. These are just the paths with "/" replaced 9014 // with "@". 9015 String oldMarkerPrefix = canonicalOldCodePath.getAbsolutePath().replace('/', '@'); 9016 if (!oldMarkerPrefix.endsWith("@")) { 9017 oldMarkerPrefix += "@"; 9018 } 9019 String newMarkerPrefix = canonicalNewCodePath.getAbsolutePath().replace('/', '@'); 9020 if (!newMarkerPrefix.endsWith("@")) { 9021 newMarkerPrefix += "@"; 9022 } 9023 9024 List<String> updatedPaths = update.getAllCodePathsExcludingResourceOnly(); 9025 List<String> markerSuffixes = new ArrayList<String>(updatedPaths.size()); 9026 for (String updatedPath : updatedPaths) { 9027 String updatedPathName = new File(updatedPath).getName(); 9028 markerSuffixes.add(updatedPathName.replace('/', '@')); 9029 } 9030 9031 for (int userId : resolveUserIds(user.getIdentifier())) { 9032 File profileDir = Environment.getDataProfilesDeForeignDexDirectory(userId); 9033 9034 for (String markerSuffix : markerSuffixes) { 9035 File oldForeignUseMark = new File(profileDir, oldMarkerPrefix + markerSuffix); 9036 File newForeignUseMark = new File(profileDir, newMarkerPrefix + markerSuffix); 9037 if (oldForeignUseMark.exists()) { 9038 try { 9039 Os.rename(oldForeignUseMark.getAbsolutePath(), 9040 newForeignUseMark.getAbsolutePath()); 9041 } catch (ErrnoException e) { 9042 Slog.w(TAG, "Failed to rename foreign use marker", e); 9043 oldForeignUseMark.delete(); 9044 } 9045 } 9046 } 9047 } 9048 } 9049 9050 /** 9051 * Derive the ABI of a non-system package located at {@code scanFile}. This information 9052 * is derived purely on the basis of the contents of {@code scanFile} and 9053 * {@code cpuAbiOverride}. 9054 * 9055 * If {@code extractLibs} is true, native libraries are extracted from the app if required. 9056 */ 9057 private void derivePackageAbi(PackageParser.Package pkg, File scanFile, 9058 String cpuAbiOverride, boolean extractLibs) 9059 throws PackageManagerException { 9060 // TODO: We can probably be smarter about this stuff. For installed apps, 9061 // we can calculate this information at install time once and for all. For 9062 // system apps, we can probably assume that this information doesn't change 9063 // after the first boot scan. As things stand, we do lots of unnecessary work. 9064 9065 // Give ourselves some initial paths; we'll come back for another 9066 // pass once we've determined ABI below. 9067 setNativeLibraryPaths(pkg); 9068 9069 // We would never need to extract libs for forward-locked and external packages, 9070 // since the container service will do it for us. We shouldn't attempt to 9071 // extract libs from system app when it was not updated. 9072 if (pkg.isForwardLocked() || pkg.applicationInfo.isExternalAsec() || 9073 (isSystemApp(pkg) && !pkg.isUpdatedSystemApp())) { 9074 extractLibs = false; 9075 } 9076 9077 final String nativeLibraryRootStr = pkg.applicationInfo.nativeLibraryRootDir; 9078 final boolean useIsaSpecificSubdirs = pkg.applicationInfo.nativeLibraryRootRequiresIsa; 9079 9080 NativeLibraryHelper.Handle handle = null; 9081 try { 9082 handle = NativeLibraryHelper.Handle.create(pkg); 9083 // TODO(multiArch): This can be null for apps that didn't go through the 9084 // usual installation process. We can calculate it again, like we 9085 // do during install time. 9086 // 9087 // TODO(multiArch): Why do we need to rescan ASEC apps again ? It seems totally 9088 // unnecessary. 9089 final File nativeLibraryRoot = new File(nativeLibraryRootStr); 9090 9091 // Null out the abis so that they can be recalculated. 9092 pkg.applicationInfo.primaryCpuAbi = null; 9093 pkg.applicationInfo.secondaryCpuAbi = null; 9094 if (isMultiArch(pkg.applicationInfo)) { 9095 // Warn if we've set an abiOverride for multi-lib packages.. 9096 // By definition, we need to copy both 32 and 64 bit libraries for 9097 // such packages. 9098 if (pkg.cpuAbiOverride != null 9099 && !NativeLibraryHelper.CLEAR_ABI_OVERRIDE.equals(pkg.cpuAbiOverride)) { 9100 Slog.w(TAG, "Ignoring abiOverride for multi arch application."); 9101 } 9102 9103 int abi32 = PackageManager.NO_NATIVE_LIBRARIES; 9104 int abi64 = PackageManager.NO_NATIVE_LIBRARIES; 9105 if (Build.SUPPORTED_32_BIT_ABIS.length > 0) { 9106 if (extractLibs) { 9107 abi32 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9108 nativeLibraryRoot, Build.SUPPORTED_32_BIT_ABIS, 9109 useIsaSpecificSubdirs); 9110 } else { 9111 abi32 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_32_BIT_ABIS); 9112 } 9113 } 9114 9115 maybeThrowExceptionForMultiArchCopy( 9116 "Error unpackaging 32 bit native libs for multiarch app.", abi32); 9117 9118 if (Build.SUPPORTED_64_BIT_ABIS.length > 0) { 9119 if (extractLibs) { 9120 abi64 = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9121 nativeLibraryRoot, Build.SUPPORTED_64_BIT_ABIS, 9122 useIsaSpecificSubdirs); 9123 } else { 9124 abi64 = NativeLibraryHelper.findSupportedAbi(handle, Build.SUPPORTED_64_BIT_ABIS); 9125 } 9126 } 9127 9128 maybeThrowExceptionForMultiArchCopy( 9129 "Error unpackaging 64 bit native libs for multiarch app.", abi64); 9130 9131 if (abi64 >= 0) { 9132 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[abi64]; 9133 } 9134 9135 if (abi32 >= 0) { 9136 final String abi = Build.SUPPORTED_32_BIT_ABIS[abi32]; 9137 if (abi64 >= 0) { 9138 if (pkg.use32bitAbi) { 9139 pkg.applicationInfo.secondaryCpuAbi = pkg.applicationInfo.primaryCpuAbi; 9140 pkg.applicationInfo.primaryCpuAbi = abi; 9141 } else { 9142 pkg.applicationInfo.secondaryCpuAbi = abi; 9143 } 9144 } else { 9145 pkg.applicationInfo.primaryCpuAbi = abi; 9146 } 9147 } 9148 9149 } else { 9150 String[] abiList = (cpuAbiOverride != null) ? 9151 new String[] { cpuAbiOverride } : Build.SUPPORTED_ABIS; 9152 9153 // Enable gross and lame hacks for apps that are built with old 9154 // SDK tools. We must scan their APKs for renderscript bitcode and 9155 // not launch them if it's present. Don't bother checking on devices 9156 // that don't have 64 bit support. 9157 boolean needsRenderScriptOverride = false; 9158 if (Build.SUPPORTED_64_BIT_ABIS.length > 0 && cpuAbiOverride == null && 9159 NativeLibraryHelper.hasRenderscriptBitcode(handle)) { 9160 abiList = Build.SUPPORTED_32_BIT_ABIS; 9161 needsRenderScriptOverride = true; 9162 } 9163 9164 final int copyRet; 9165 if (extractLibs) { 9166 copyRet = NativeLibraryHelper.copyNativeBinariesForSupportedAbi(handle, 9167 nativeLibraryRoot, abiList, useIsaSpecificSubdirs); 9168 } else { 9169 copyRet = NativeLibraryHelper.findSupportedAbi(handle, abiList); 9170 } 9171 9172 if (copyRet < 0 && copyRet != PackageManager.NO_NATIVE_LIBRARIES) { 9173 throw new PackageManagerException(INSTALL_FAILED_INTERNAL_ERROR, 9174 "Error unpackaging native libs for app, errorCode=" + copyRet); 9175 } 9176 9177 if (copyRet >= 0) { 9178 pkg.applicationInfo.primaryCpuAbi = abiList[copyRet]; 9179 } else if (copyRet == PackageManager.NO_NATIVE_LIBRARIES && cpuAbiOverride != null) { 9180 pkg.applicationInfo.primaryCpuAbi = cpuAbiOverride; 9181 } else if (needsRenderScriptOverride) { 9182 pkg.applicationInfo.primaryCpuAbi = abiList[0]; 9183 } 9184 } 9185 } catch (IOException ioe) { 9186 Slog.e(TAG, "Unable to get canonical file " + ioe.toString()); 9187 } finally { 9188 IoUtils.closeQuietly(handle); 9189 } 9190 9191 // Now that we've calculated the ABIs and determined if it's an internal app, 9192 // we will go ahead and populate the nativeLibraryPath. 9193 setNativeLibraryPaths(pkg); 9194 } 9195 9196 /** 9197 * Adjusts ABIs for a set of packages belonging to a shared user so that they all match. 9198 * i.e, so that all packages can be run inside a single process if required. 9199 * 9200 * Optionally, callers can pass in a parsed package via {@code newPackage} in which case 9201 * this function will either try and make the ABI for all packages in {@code packagesForUser} 9202 * match {@code scannedPackage} or will update the ABI of {@code scannedPackage} to match 9203 * the ABI selected for {@code packagesForUser}. This variant is used when installing or 9204 * updating a package that belongs to a shared user. 9205 * 9206 * NOTE: We currently only match for the primary CPU abi string. Matching the secondary 9207 * adds unnecessary complexity. 9208 */ 9209 private void adjustCpuAbisForSharedUserLPw(Set<PackageSetting> packagesForUser, 9210 PackageParser.Package scannedPackage, boolean bootComplete) { 9211 String requiredInstructionSet = null; 9212 if (scannedPackage != null && scannedPackage.applicationInfo.primaryCpuAbi != null) { 9213 requiredInstructionSet = VMRuntime.getInstructionSet( 9214 scannedPackage.applicationInfo.primaryCpuAbi); 9215 } 9216 9217 PackageSetting requirer = null; 9218 for (PackageSetting ps : packagesForUser) { 9219 // If packagesForUser contains scannedPackage, we skip it. This will happen 9220 // when scannedPackage is an update of an existing package. Without this check, 9221 // we will never be able to change the ABI of any package belonging to a shared 9222 // user, even if it's compatible with other packages. 9223 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9224 if (ps.primaryCpuAbiString == null) { 9225 continue; 9226 } 9227 9228 final String instructionSet = VMRuntime.getInstructionSet(ps.primaryCpuAbiString); 9229 if (requiredInstructionSet != null && !instructionSet.equals(requiredInstructionSet)) { 9230 // We have a mismatch between instruction sets (say arm vs arm64) warn about 9231 // this but there's not much we can do. 9232 String errorMessage = "Instruction set mismatch, " 9233 + ((requirer == null) ? "[caller]" : requirer) 9234 + " requires " + requiredInstructionSet + " whereas " + ps 9235 + " requires " + instructionSet; 9236 Slog.w(TAG, errorMessage); 9237 } 9238 9239 if (requiredInstructionSet == null) { 9240 requiredInstructionSet = instructionSet; 9241 requirer = ps; 9242 } 9243 } 9244 } 9245 9246 if (requiredInstructionSet != null) { 9247 String adjustedAbi; 9248 if (requirer != null) { 9249 // requirer != null implies that either scannedPackage was null or that scannedPackage 9250 // did not require an ABI, in which case we have to adjust scannedPackage to match 9251 // the ABI of the set (which is the same as requirer's ABI) 9252 adjustedAbi = requirer.primaryCpuAbiString; 9253 if (scannedPackage != null) { 9254 scannedPackage.applicationInfo.primaryCpuAbi = adjustedAbi; 9255 } 9256 } else { 9257 // requirer == null implies that we're updating all ABIs in the set to 9258 // match scannedPackage. 9259 adjustedAbi = scannedPackage.applicationInfo.primaryCpuAbi; 9260 } 9261 9262 for (PackageSetting ps : packagesForUser) { 9263 if (scannedPackage == null || !scannedPackage.packageName.equals(ps.name)) { 9264 if (ps.primaryCpuAbiString != null) { 9265 continue; 9266 } 9267 9268 ps.primaryCpuAbiString = adjustedAbi; 9269 if (ps.pkg != null && ps.pkg.applicationInfo != null && 9270 !TextUtils.equals(adjustedAbi, ps.pkg.applicationInfo.primaryCpuAbi)) { 9271 ps.pkg.applicationInfo.primaryCpuAbi = adjustedAbi; 9272 Slog.i(TAG, "Adjusting ABI for " + ps.name + " to " + adjustedAbi 9273 + " (requirer=" 9274 + (requirer == null ? "null" : requirer.pkg.packageName) 9275 + ", scannedPackage=" 9276 + (scannedPackage != null ? scannedPackage.packageName : "null") 9277 + ")"); 9278 try { 9279 mInstaller.rmdex(ps.codePathString, 9280 getDexCodeInstructionSet(getPreferredInstructionSet())); 9281 } catch (InstallerException ignored) { 9282 } 9283 } 9284 } 9285 } 9286 } 9287 } 9288 9289 private void setUpCustomResolverActivity(PackageParser.Package pkg) { 9290 synchronized (mPackages) { 9291 mResolverReplaced = true; 9292 // Set up information for custom user intent resolution activity. 9293 mResolveActivity.applicationInfo = pkg.applicationInfo; 9294 mResolveActivity.name = mCustomResolverComponentName.getClassName(); 9295 mResolveActivity.packageName = pkg.applicationInfo.packageName; 9296 mResolveActivity.processName = pkg.applicationInfo.packageName; 9297 mResolveActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9298 mResolveActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS | 9299 ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9300 mResolveActivity.theme = 0; 9301 mResolveActivity.exported = true; 9302 mResolveActivity.enabled = true; 9303 mResolveInfo.activityInfo = mResolveActivity; 9304 mResolveInfo.priority = 0; 9305 mResolveInfo.preferredOrder = 0; 9306 mResolveInfo.match = 0; 9307 mResolveComponentName = mCustomResolverComponentName; 9308 Slog.i(TAG, "Replacing default ResolverActivity with custom activity: " + 9309 mResolveComponentName); 9310 } 9311 } 9312 9313 private void setUpEphemeralInstallerActivityLP(ComponentName installerComponent) { 9314 final PackageParser.Package pkg = mPackages.get(installerComponent.getPackageName()); 9315 9316 // Set up information for ephemeral installer activity 9317 mEphemeralInstallerActivity.applicationInfo = pkg.applicationInfo; 9318 mEphemeralInstallerActivity.name = mEphemeralInstallerComponent.getClassName(); 9319 mEphemeralInstallerActivity.packageName = pkg.applicationInfo.packageName; 9320 mEphemeralInstallerActivity.processName = pkg.applicationInfo.packageName; 9321 mEphemeralInstallerActivity.launchMode = ActivityInfo.LAUNCH_MULTIPLE; 9322 mEphemeralInstallerActivity.flags = ActivityInfo.FLAG_EXCLUDE_FROM_RECENTS 9323 | ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS; 9324 mEphemeralInstallerActivity.theme = 0; 9325 mEphemeralInstallerActivity.exported = true; 9326 mEphemeralInstallerActivity.enabled = true; 9327 mEphemeralInstallerInfo.activityInfo = mEphemeralInstallerActivity; 9328 mEphemeralInstallerInfo.priority = 0; 9329 mEphemeralInstallerInfo.preferredOrder = 1; 9330 mEphemeralInstallerInfo.isDefault = true; 9331 mEphemeralInstallerInfo.match = IntentFilter.MATCH_CATEGORY_SCHEME_SPECIFIC_PART 9332 | IntentFilter.MATCH_ADJUSTMENT_NORMAL; 9333 9334 if (DEBUG_EPHEMERAL) { 9335 Slog.d(TAG, "Set ephemeral installer activity: " + mEphemeralInstallerComponent); 9336 } 9337 } 9338 9339 private static String calculateBundledApkRoot(final String codePathString) { 9340 final File codePath = new File(codePathString); 9341 final File codeRoot; 9342 if (FileUtils.contains(Environment.getRootDirectory(), codePath)) { 9343 codeRoot = Environment.getRootDirectory(); 9344 } else if (FileUtils.contains(Environment.getOemDirectory(), codePath)) { 9345 codeRoot = Environment.getOemDirectory(); 9346 } else if (FileUtils.contains(Environment.getVendorDirectory(), codePath)) { 9347 codeRoot = Environment.getVendorDirectory(); 9348 } else { 9349 // Unrecognized code path; take its top real segment as the apk root: 9350 // e.g. /something/app/blah.apk => /something 9351 try { 9352 File f = codePath.getCanonicalFile(); 9353 File parent = f.getParentFile(); // non-null because codePath is a file 9354 File tmp; 9355 while ((tmp = parent.getParentFile()) != null) { 9356 f = parent; 9357 parent = tmp; 9358 } 9359 codeRoot = f; 9360 Slog.w(TAG, "Unrecognized code path " 9361 + codePath + " - using " + codeRoot); 9362 } catch (IOException e) { 9363 // Can't canonicalize the code path -- shenanigans? 9364 Slog.w(TAG, "Can't canonicalize code path " + codePath); 9365 return Environment.getRootDirectory().getPath(); 9366 } 9367 } 9368 return codeRoot.getPath(); 9369 } 9370 9371 /** 9372 * Derive and set the location of native libraries for the given package, 9373 * which varies depending on where and how the package was installed. 9374 */ 9375 private void setNativeLibraryPaths(PackageParser.Package pkg) { 9376 final ApplicationInfo info = pkg.applicationInfo; 9377 final String codePath = pkg.codePath; 9378 final File codeFile = new File(codePath); 9379 final boolean bundledApp = info.isSystemApp() && !info.isUpdatedSystemApp(); 9380 final boolean asecApp = info.isForwardLocked() || info.isExternalAsec(); 9381 9382 info.nativeLibraryRootDir = null; 9383 info.nativeLibraryRootRequiresIsa = false; 9384 info.nativeLibraryDir = null; 9385 info.secondaryNativeLibraryDir = null; 9386 9387 if (isApkFile(codeFile)) { 9388 // Monolithic install 9389 if (bundledApp) { 9390 // If "/system/lib64/apkname" exists, assume that is the per-package 9391 // native library directory to use; otherwise use "/system/lib/apkname". 9392 final String apkRoot = calculateBundledApkRoot(info.sourceDir); 9393 final boolean is64Bit = VMRuntime.is64BitInstructionSet( 9394 getPrimaryInstructionSet(info)); 9395 9396 // This is a bundled system app so choose the path based on the ABI. 9397 // if it's a 64 bit abi, use lib64 otherwise use lib32. Note that this 9398 // is just the default path. 9399 final String apkName = deriveCodePathName(codePath); 9400 final String libDir = is64Bit ? LIB64_DIR_NAME : LIB_DIR_NAME; 9401 info.nativeLibraryRootDir = Environment.buildPath(new File(apkRoot), libDir, 9402 apkName).getAbsolutePath(); 9403 9404 if (info.secondaryCpuAbi != null) { 9405 final String secondaryLibDir = is64Bit ? LIB_DIR_NAME : LIB64_DIR_NAME; 9406 info.secondaryNativeLibraryDir = Environment.buildPath(new File(apkRoot), 9407 secondaryLibDir, apkName).getAbsolutePath(); 9408 } 9409 } else if (asecApp) { 9410 info.nativeLibraryRootDir = new File(codeFile.getParentFile(), LIB_DIR_NAME) 9411 .getAbsolutePath(); 9412 } else { 9413 final String apkName = deriveCodePathName(codePath); 9414 info.nativeLibraryRootDir = new File(mAppLib32InstallDir, apkName) 9415 .getAbsolutePath(); 9416 } 9417 9418 info.nativeLibraryRootRequiresIsa = false; 9419 info.nativeLibraryDir = info.nativeLibraryRootDir; 9420 } else { 9421 // Cluster install 9422 info.nativeLibraryRootDir = new File(codeFile, LIB_DIR_NAME).getAbsolutePath(); 9423 info.nativeLibraryRootRequiresIsa = true; 9424 9425 info.nativeLibraryDir = new File(info.nativeLibraryRootDir, 9426 getPrimaryInstructionSet(info)).getAbsolutePath(); 9427 9428 if (info.secondaryCpuAbi != null) { 9429 info.secondaryNativeLibraryDir = new File(info.nativeLibraryRootDir, 9430 VMRuntime.getInstructionSet(info.secondaryCpuAbi)).getAbsolutePath(); 9431 } 9432 } 9433 } 9434 9435 /** 9436 * Calculate the abis and roots for a bundled app. These can uniquely 9437 * be determined from the contents of the system partition, i.e whether 9438 * it contains 64 or 32 bit shared libraries etc. We do not validate any 9439 * of this information, and instead assume that the system was built 9440 * sensibly. 9441 */ 9442 private void setBundledAppAbisAndRoots(PackageParser.Package pkg, 9443 PackageSetting pkgSetting) { 9444 final String apkName = deriveCodePathName(pkg.applicationInfo.getCodePath()); 9445 9446 // If "/system/lib64/apkname" exists, assume that is the per-package 9447 // native library directory to use; otherwise use "/system/lib/apkname". 9448 final String apkRoot = calculateBundledApkRoot(pkg.applicationInfo.sourceDir); 9449 setBundledAppAbi(pkg, apkRoot, apkName); 9450 // pkgSetting might be null during rescan following uninstall of updates 9451 // to a bundled app, so accommodate that possibility. The settings in 9452 // that case will be established later from the parsed package. 9453 // 9454 // If the settings aren't null, sync them up with what we've just derived. 9455 // note that apkRoot isn't stored in the package settings. 9456 if (pkgSetting != null) { 9457 pkgSetting.primaryCpuAbiString = pkg.applicationInfo.primaryCpuAbi; 9458 pkgSetting.secondaryCpuAbiString = pkg.applicationInfo.secondaryCpuAbi; 9459 } 9460 } 9461 9462 /** 9463 * Deduces the ABI of a bundled app and sets the relevant fields on the 9464 * parsed pkg object. 9465 * 9466 * @param apkRoot the root of the installed apk, something like {@code /system} or {@code /oem} 9467 * under which system libraries are installed. 9468 * @param apkName the name of the installed package. 9469 */ 9470 private static void setBundledAppAbi(PackageParser.Package pkg, String apkRoot, String apkName) { 9471 final File codeFile = new File(pkg.codePath); 9472 9473 final boolean has64BitLibs; 9474 final boolean has32BitLibs; 9475 if (isApkFile(codeFile)) { 9476 // Monolithic install 9477 has64BitLibs = (new File(apkRoot, new File(LIB64_DIR_NAME, apkName).getPath())).exists(); 9478 has32BitLibs = (new File(apkRoot, new File(LIB_DIR_NAME, apkName).getPath())).exists(); 9479 } else { 9480 // Cluster install 9481 final File rootDir = new File(codeFile, LIB_DIR_NAME); 9482 if (!ArrayUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS) 9483 && !TextUtils.isEmpty(Build.SUPPORTED_64_BIT_ABIS[0])) { 9484 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_64_BIT_ABIS[0]); 9485 has64BitLibs = (new File(rootDir, isa)).exists(); 9486 } else { 9487 has64BitLibs = false; 9488 } 9489 if (!ArrayUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS) 9490 && !TextUtils.isEmpty(Build.SUPPORTED_32_BIT_ABIS[0])) { 9491 final String isa = VMRuntime.getInstructionSet(Build.SUPPORTED_32_BIT_ABIS[0]); 9492 has32BitLibs = (new File(rootDir, isa)).exists(); 9493 } else { 9494 has32BitLibs = false; 9495 } 9496 } 9497 9498 if (has64BitLibs && !has32BitLibs) { 9499 // The package has 64 bit libs, but not 32 bit libs. Its primary 9500 // ABI should be 64 bit. We can safely assume here that the bundled 9501 // native libraries correspond to the most preferred ABI in the list. 9502 9503 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9504 pkg.applicationInfo.secondaryCpuAbi = null; 9505 } else if (has32BitLibs && !has64BitLibs) { 9506 // The package has 32 bit libs but not 64 bit libs. Its primary 9507 // ABI should be 32 bit. 9508 9509 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9510 pkg.applicationInfo.secondaryCpuAbi = null; 9511 } else if (has32BitLibs && has64BitLibs) { 9512 // The application has both 64 and 32 bit bundled libraries. We check 9513 // here that the app declares multiArch support, and warn if it doesn't. 9514 // 9515 // We will be lenient here and record both ABIs. The primary will be the 9516 // ABI that's higher on the list, i.e, a device that's configured to prefer 9517 // 64 bit apps will see a 64 bit primary ABI, 9518 9519 if ((pkg.applicationInfo.flags & ApplicationInfo.FLAG_MULTIARCH) == 0) { 9520 Slog.e(TAG, "Package " + pkg + " has multiple bundled libs, but is not multiarch."); 9521 } 9522 9523 if (VMRuntime.is64BitInstructionSet(getPreferredInstructionSet())) { 9524 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9525 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9526 } else { 9527 pkg.applicationInfo.primaryCpuAbi = Build.SUPPORTED_32_BIT_ABIS[0]; 9528 pkg.applicationInfo.secondaryCpuAbi = Build.SUPPORTED_64_BIT_ABIS[0]; 9529 } 9530 } else { 9531 pkg.applicationInfo.primaryCpuAbi = null; 9532 pkg.applicationInfo.secondaryCpuAbi = null; 9533 } 9534 } 9535 9536 private void killApplication(String pkgName, int appId, String reason) { 9537 killApplication(pkgName, appId, UserHandle.USER_ALL, reason); 9538 } 9539 9540 private void killApplication(String pkgName, int appId, int userId, String reason) { 9541 // Request the ActivityManager to kill the process(only for existing packages) 9542 // so that we do not end up in a confused state while the user is still using the older 9543 // version of the application while the new one gets installed. 9544 final long token = Binder.clearCallingIdentity(); 9545 try { 9546 IActivityManager am = ActivityManagerNative.getDefault(); 9547 if (am != null) { 9548 try { 9549 am.killApplication(pkgName, appId, userId, reason); 9550 } catch (RemoteException e) { 9551 } 9552 } 9553 } finally { 9554 Binder.restoreCallingIdentity(token); 9555 } 9556 } 9557 9558 private void removePackageLI(PackageParser.Package pkg, boolean chatty) { 9559 // Remove the parent package setting 9560 PackageSetting ps = (PackageSetting) pkg.mExtras; 9561 if (ps != null) { 9562 removePackageLI(ps, chatty); 9563 } 9564 // Remove the child package setting 9565 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9566 for (int i = 0; i < childCount; i++) { 9567 PackageParser.Package childPkg = pkg.childPackages.get(i); 9568 ps = (PackageSetting) childPkg.mExtras; 9569 if (ps != null) { 9570 removePackageLI(ps, chatty); 9571 } 9572 } 9573 } 9574 9575 void removePackageLI(PackageSetting ps, boolean chatty) { 9576 if (DEBUG_INSTALL) { 9577 if (chatty) 9578 Log.d(TAG, "Removing package " + ps.name); 9579 } 9580 9581 // writer 9582 synchronized (mPackages) { 9583 mPackages.remove(ps.name); 9584 final PackageParser.Package pkg = ps.pkg; 9585 if (pkg != null) { 9586 cleanPackageDataStructuresLILPw(pkg, chatty); 9587 } 9588 } 9589 } 9590 9591 void removeInstalledPackageLI(PackageParser.Package pkg, boolean chatty) { 9592 if (DEBUG_INSTALL) { 9593 if (chatty) 9594 Log.d(TAG, "Removing package " + pkg.applicationInfo.packageName); 9595 } 9596 9597 // writer 9598 synchronized (mPackages) { 9599 // Remove the parent package 9600 mPackages.remove(pkg.applicationInfo.packageName); 9601 cleanPackageDataStructuresLILPw(pkg, chatty); 9602 9603 // Remove the child packages 9604 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9605 for (int i = 0; i < childCount; i++) { 9606 PackageParser.Package childPkg = pkg.childPackages.get(i); 9607 mPackages.remove(childPkg.applicationInfo.packageName); 9608 cleanPackageDataStructuresLILPw(childPkg, chatty); 9609 } 9610 } 9611 } 9612 9613 void cleanPackageDataStructuresLILPw(PackageParser.Package pkg, boolean chatty) { 9614 int N = pkg.providers.size(); 9615 StringBuilder r = null; 9616 int i; 9617 for (i=0; i<N; i++) { 9618 PackageParser.Provider p = pkg.providers.get(i); 9619 mProviders.removeProvider(p); 9620 if (p.info.authority == null) { 9621 9622 /* There was another ContentProvider with this authority when 9623 * this app was installed so this authority is null, 9624 * Ignore it as we don't have to unregister the provider. 9625 */ 9626 continue; 9627 } 9628 String names[] = p.info.authority.split(";"); 9629 for (int j = 0; j < names.length; j++) { 9630 if (mProvidersByAuthority.get(names[j]) == p) { 9631 mProvidersByAuthority.remove(names[j]); 9632 if (DEBUG_REMOVE) { 9633 if (chatty) 9634 Log.d(TAG, "Unregistered content provider: " + names[j] 9635 + ", className = " + p.info.name + ", isSyncable = " 9636 + p.info.isSyncable); 9637 } 9638 } 9639 } 9640 if (DEBUG_REMOVE && chatty) { 9641 if (r == null) { 9642 r = new StringBuilder(256); 9643 } else { 9644 r.append(' '); 9645 } 9646 r.append(p.info.name); 9647 } 9648 } 9649 if (r != null) { 9650 if (DEBUG_REMOVE) Log.d(TAG, " Providers: " + r); 9651 } 9652 9653 N = pkg.services.size(); 9654 r = null; 9655 for (i=0; i<N; i++) { 9656 PackageParser.Service s = pkg.services.get(i); 9657 mServices.removeService(s); 9658 if (chatty) { 9659 if (r == null) { 9660 r = new StringBuilder(256); 9661 } else { 9662 r.append(' '); 9663 } 9664 r.append(s.info.name); 9665 } 9666 } 9667 if (r != null) { 9668 if (DEBUG_REMOVE) Log.d(TAG, " Services: " + r); 9669 } 9670 9671 N = pkg.receivers.size(); 9672 r = null; 9673 for (i=0; i<N; i++) { 9674 PackageParser.Activity a = pkg.receivers.get(i); 9675 mReceivers.removeActivity(a, "receiver"); 9676 if (DEBUG_REMOVE && chatty) { 9677 if (r == null) { 9678 r = new StringBuilder(256); 9679 } else { 9680 r.append(' '); 9681 } 9682 r.append(a.info.name); 9683 } 9684 } 9685 if (r != null) { 9686 if (DEBUG_REMOVE) Log.d(TAG, " Receivers: " + r); 9687 } 9688 9689 N = pkg.activities.size(); 9690 r = null; 9691 for (i=0; i<N; i++) { 9692 PackageParser.Activity a = pkg.activities.get(i); 9693 mActivities.removeActivity(a, "activity"); 9694 if (DEBUG_REMOVE && chatty) { 9695 if (r == null) { 9696 r = new StringBuilder(256); 9697 } else { 9698 r.append(' '); 9699 } 9700 r.append(a.info.name); 9701 } 9702 } 9703 if (r != null) { 9704 if (DEBUG_REMOVE) Log.d(TAG, " Activities: " + r); 9705 } 9706 9707 N = pkg.permissions.size(); 9708 r = null; 9709 for (i=0; i<N; i++) { 9710 PackageParser.Permission p = pkg.permissions.get(i); 9711 BasePermission bp = mSettings.mPermissions.get(p.info.name); 9712 if (bp == null) { 9713 bp = mSettings.mPermissionTrees.get(p.info.name); 9714 } 9715 if (bp != null && bp.perm == p) { 9716 bp.perm = null; 9717 if (DEBUG_REMOVE && chatty) { 9718 if (r == null) { 9719 r = new StringBuilder(256); 9720 } else { 9721 r.append(' '); 9722 } 9723 r.append(p.info.name); 9724 } 9725 } 9726 if ((p.info.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9727 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(p.info.name); 9728 if (appOpPkgs != null) { 9729 appOpPkgs.remove(pkg.packageName); 9730 } 9731 } 9732 } 9733 if (r != null) { 9734 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9735 } 9736 9737 N = pkg.requestedPermissions.size(); 9738 r = null; 9739 for (i=0; i<N; i++) { 9740 String perm = pkg.requestedPermissions.get(i); 9741 BasePermission bp = mSettings.mPermissions.get(perm); 9742 if (bp != null && (bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9743 ArraySet<String> appOpPkgs = mAppOpPermissionPackages.get(perm); 9744 if (appOpPkgs != null) { 9745 appOpPkgs.remove(pkg.packageName); 9746 if (appOpPkgs.isEmpty()) { 9747 mAppOpPermissionPackages.remove(perm); 9748 } 9749 } 9750 } 9751 } 9752 if (r != null) { 9753 if (DEBUG_REMOVE) Log.d(TAG, " Permissions: " + r); 9754 } 9755 9756 N = pkg.instrumentation.size(); 9757 r = null; 9758 for (i=0; i<N; i++) { 9759 PackageParser.Instrumentation a = pkg.instrumentation.get(i); 9760 mInstrumentation.remove(a.getComponentName()); 9761 if (DEBUG_REMOVE && chatty) { 9762 if (r == null) { 9763 r = new StringBuilder(256); 9764 } else { 9765 r.append(' '); 9766 } 9767 r.append(a.info.name); 9768 } 9769 } 9770 if (r != null) { 9771 if (DEBUG_REMOVE) Log.d(TAG, " Instrumentation: " + r); 9772 } 9773 9774 r = null; 9775 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_SYSTEM) != 0) { 9776 // Only system apps can hold shared libraries. 9777 if (pkg.libraryNames != null) { 9778 for (i=0; i<pkg.libraryNames.size(); i++) { 9779 String name = pkg.libraryNames.get(i); 9780 SharedLibraryEntry cur = mSharedLibraries.get(name); 9781 if (cur != null && cur.apk != null && cur.apk.equals(pkg.packageName)) { 9782 mSharedLibraries.remove(name); 9783 if (DEBUG_REMOVE && chatty) { 9784 if (r == null) { 9785 r = new StringBuilder(256); 9786 } else { 9787 r.append(' '); 9788 } 9789 r.append(name); 9790 } 9791 } 9792 } 9793 } 9794 } 9795 if (r != null) { 9796 if (DEBUG_REMOVE) Log.d(TAG, " Libraries: " + r); 9797 } 9798 } 9799 9800 private static boolean hasPermission(PackageParser.Package pkgInfo, String perm) { 9801 for (int i=pkgInfo.permissions.size()-1; i>=0; i--) { 9802 if (pkgInfo.permissions.get(i).info.name.equals(perm)) { 9803 return true; 9804 } 9805 } 9806 return false; 9807 } 9808 9809 static final int UPDATE_PERMISSIONS_ALL = 1<<0; 9810 static final int UPDATE_PERMISSIONS_REPLACE_PKG = 1<<1; 9811 static final int UPDATE_PERMISSIONS_REPLACE_ALL = 1<<2; 9812 9813 private void updatePermissionsLPw(PackageParser.Package pkg, int flags) { 9814 // Update the parent permissions 9815 updatePermissionsLPw(pkg.packageName, pkg, flags); 9816 // Update the child permissions 9817 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 9818 for (int i = 0; i < childCount; i++) { 9819 PackageParser.Package childPkg = pkg.childPackages.get(i); 9820 updatePermissionsLPw(childPkg.packageName, childPkg, flags); 9821 } 9822 } 9823 9824 private void updatePermissionsLPw(String changingPkg, PackageParser.Package pkgInfo, 9825 int flags) { 9826 final String volumeUuid = (pkgInfo != null) ? getVolumeUuidForPackage(pkgInfo) : null; 9827 updatePermissionsLPw(changingPkg, pkgInfo, volumeUuid, flags); 9828 } 9829 9830 private void updatePermissionsLPw(String changingPkg, 9831 PackageParser.Package pkgInfo, String replaceVolumeUuid, int flags) { 9832 // Make sure there are no dangling permission trees. 9833 Iterator<BasePermission> it = mSettings.mPermissionTrees.values().iterator(); 9834 while (it.hasNext()) { 9835 final BasePermission bp = it.next(); 9836 if (bp.packageSetting == null) { 9837 // We may not yet have parsed the package, so just see if 9838 // we still know about its settings. 9839 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9840 } 9841 if (bp.packageSetting == null) { 9842 Slog.w(TAG, "Removing dangling permission tree: " + bp.name 9843 + " from package " + bp.sourcePackage); 9844 it.remove(); 9845 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9846 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9847 Slog.i(TAG, "Removing old permission tree: " + bp.name 9848 + " from package " + bp.sourcePackage); 9849 flags |= UPDATE_PERMISSIONS_ALL; 9850 it.remove(); 9851 } 9852 } 9853 } 9854 9855 // Make sure all dynamic permissions have been assigned to a package, 9856 // and make sure there are no dangling permissions. 9857 it = mSettings.mPermissions.values().iterator(); 9858 while (it.hasNext()) { 9859 final BasePermission bp = it.next(); 9860 if (bp.type == BasePermission.TYPE_DYNAMIC) { 9861 if (DEBUG_SETTINGS) Log.v(TAG, "Dynamic permission: name=" 9862 + bp.name + " pkg=" + bp.sourcePackage 9863 + " info=" + bp.pendingInfo); 9864 if (bp.packageSetting == null && bp.pendingInfo != null) { 9865 final BasePermission tree = findPermissionTreeLP(bp.name); 9866 if (tree != null && tree.perm != null) { 9867 bp.packageSetting = tree.packageSetting; 9868 bp.perm = new PackageParser.Permission(tree.perm.owner, 9869 new PermissionInfo(bp.pendingInfo)); 9870 bp.perm.info.packageName = tree.perm.info.packageName; 9871 bp.perm.info.name = bp.name; 9872 bp.uid = tree.uid; 9873 } 9874 } 9875 } 9876 if (bp.packageSetting == null) { 9877 // We may not yet have parsed the package, so just see if 9878 // we still know about its settings. 9879 bp.packageSetting = mSettings.mPackages.get(bp.sourcePackage); 9880 } 9881 if (bp.packageSetting == null) { 9882 Slog.w(TAG, "Removing dangling permission: " + bp.name 9883 + " from package " + bp.sourcePackage); 9884 it.remove(); 9885 } else if (changingPkg != null && changingPkg.equals(bp.sourcePackage)) { 9886 if (pkgInfo == null || !hasPermission(pkgInfo, bp.name)) { 9887 Slog.i(TAG, "Removing old permission: " + bp.name 9888 + " from package " + bp.sourcePackage); 9889 flags |= UPDATE_PERMISSIONS_ALL; 9890 it.remove(); 9891 } 9892 } 9893 } 9894 9895 // Now update the permissions for all packages, in particular 9896 // replace the granted permissions of the system packages. 9897 if ((flags&UPDATE_PERMISSIONS_ALL) != 0) { 9898 for (PackageParser.Package pkg : mPackages.values()) { 9899 if (pkg != pkgInfo) { 9900 // Only replace for packages on requested volume 9901 final String volumeUuid = getVolumeUuidForPackage(pkg); 9902 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_ALL) != 0) 9903 && Objects.equals(replaceVolumeUuid, volumeUuid); 9904 grantPermissionsLPw(pkg, replace, changingPkg); 9905 } 9906 } 9907 } 9908 9909 if (pkgInfo != null) { 9910 // Only replace for packages on requested volume 9911 final String volumeUuid = getVolumeUuidForPackage(pkgInfo); 9912 final boolean replace = ((flags & UPDATE_PERMISSIONS_REPLACE_PKG) != 0) 9913 && Objects.equals(replaceVolumeUuid, volumeUuid); 9914 grantPermissionsLPw(pkgInfo, replace, changingPkg); 9915 } 9916 } 9917 9918 private void grantPermissionsLPw(PackageParser.Package pkg, boolean replace, 9919 String packageOfInterest) { 9920 // IMPORTANT: There are two types of permissions: install and runtime. 9921 // Install time permissions are granted when the app is installed to 9922 // all device users and users added in the future. Runtime permissions 9923 // are granted at runtime explicitly to specific users. Normal and signature 9924 // protected permissions are install time permissions. Dangerous permissions 9925 // are install permissions if the app's target SDK is Lollipop MR1 or older, 9926 // otherwise they are runtime permissions. This function does not manage 9927 // runtime permissions except for the case an app targeting Lollipop MR1 9928 // being upgraded to target a newer SDK, in which case dangerous permissions 9929 // are transformed from install time to runtime ones. 9930 9931 final PackageSetting ps = (PackageSetting) pkg.mExtras; 9932 if (ps == null) { 9933 return; 9934 } 9935 9936 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "grantPermissions"); 9937 9938 PermissionsState permissionsState = ps.getPermissionsState(); 9939 PermissionsState origPermissions = permissionsState; 9940 9941 final int[] currentUserIds = UserManagerService.getInstance().getUserIds(); 9942 9943 boolean runtimePermissionsRevoked = false; 9944 int[] changedRuntimePermissionUserIds = EMPTY_INT_ARRAY; 9945 9946 boolean changedInstallPermission = false; 9947 9948 if (replace) { 9949 ps.installPermissionsFixed = false; 9950 if (!ps.isSharedUser()) { 9951 origPermissions = new PermissionsState(permissionsState); 9952 permissionsState.reset(); 9953 } else { 9954 // We need to know only about runtime permission changes since the 9955 // calling code always writes the install permissions state but 9956 // the runtime ones are written only if changed. The only cases of 9957 // changed runtime permissions here are promotion of an install to 9958 // runtime and revocation of a runtime from a shared user. 9959 changedRuntimePermissionUserIds = revokeUnusedSharedUserPermissionsLPw( 9960 ps.sharedUser, UserManagerService.getInstance().getUserIds()); 9961 if (!ArrayUtils.isEmpty(changedRuntimePermissionUserIds)) { 9962 runtimePermissionsRevoked = true; 9963 } 9964 } 9965 } 9966 9967 permissionsState.setGlobalGids(mGlobalGids); 9968 9969 final int N = pkg.requestedPermissions.size(); 9970 for (int i=0; i<N; i++) { 9971 final String name = pkg.requestedPermissions.get(i); 9972 final BasePermission bp = mSettings.mPermissions.get(name); 9973 9974 if (DEBUG_INSTALL) { 9975 Log.i(TAG, "Package " + pkg.packageName + " checking " + name + ": " + bp); 9976 } 9977 9978 if (bp == null || bp.packageSetting == null) { 9979 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 9980 Slog.w(TAG, "Unknown permission " + name 9981 + " in package " + pkg.packageName); 9982 } 9983 continue; 9984 } 9985 9986 final String perm = bp.name; 9987 boolean allowedSig = false; 9988 int grant = GRANT_DENIED; 9989 9990 // Keep track of app op permissions. 9991 if ((bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_APPOP) != 0) { 9992 ArraySet<String> pkgs = mAppOpPermissionPackages.get(bp.name); 9993 if (pkgs == null) { 9994 pkgs = new ArraySet<>(); 9995 mAppOpPermissionPackages.put(bp.name, pkgs); 9996 } 9997 pkgs.add(pkg.packageName); 9998 } 9999 10000 final int level = bp.protectionLevel & PermissionInfo.PROTECTION_MASK_BASE; 10001 final boolean appSupportsRuntimePermissions = pkg.applicationInfo.targetSdkVersion 10002 >= Build.VERSION_CODES.M; 10003 switch (level) { 10004 case PermissionInfo.PROTECTION_NORMAL: { 10005 // For all apps normal permissions are install time ones. 10006 grant = GRANT_INSTALL; 10007 } break; 10008 10009 case PermissionInfo.PROTECTION_DANGEROUS: { 10010 // If a permission review is required for legacy apps we represent 10011 // their permissions as always granted runtime ones since we need 10012 // to keep the review required permission flag per user while an 10013 // install permission's state is shared across all users. 10014 if (!appSupportsRuntimePermissions && !Build.PERMISSIONS_REVIEW_REQUIRED) { 10015 // For legacy apps dangerous permissions are install time ones. 10016 grant = GRANT_INSTALL; 10017 } else if (origPermissions.hasInstallPermission(bp.name)) { 10018 // For legacy apps that became modern, install becomes runtime. 10019 grant = GRANT_UPGRADE; 10020 } else if (mPromoteSystemApps 10021 && isSystemApp(ps) 10022 && mExistingSystemPackages.contains(ps.name)) { 10023 // For legacy system apps, install becomes runtime. 10024 // We cannot check hasInstallPermission() for system apps since those 10025 // permissions were granted implicitly and not persisted pre-M. 10026 grant = GRANT_UPGRADE; 10027 } else { 10028 // For modern apps keep runtime permissions unchanged. 10029 grant = GRANT_RUNTIME; 10030 } 10031 } break; 10032 10033 case PermissionInfo.PROTECTION_SIGNATURE: { 10034 // For all apps signature permissions are install time ones. 10035 allowedSig = grantSignaturePermission(perm, pkg, bp, origPermissions); 10036 if (allowedSig) { 10037 grant = GRANT_INSTALL; 10038 } 10039 } break; 10040 } 10041 10042 if (DEBUG_INSTALL) { 10043 Log.i(TAG, "Package " + pkg.packageName + " granting " + perm); 10044 } 10045 10046 if (grant != GRANT_DENIED) { 10047 if (!isSystemApp(ps) && ps.installPermissionsFixed) { 10048 // If this is an existing, non-system package, then 10049 // we can't add any new permissions to it. 10050 if (!allowedSig && !origPermissions.hasInstallPermission(perm)) { 10051 // Except... if this is a permission that was added 10052 // to the platform (note: need to only do this when 10053 // updating the platform). 10054 if (!isNewPlatformPermissionForPackage(perm, pkg)) { 10055 grant = GRANT_DENIED; 10056 } 10057 } 10058 } 10059 10060 switch (grant) { 10061 case GRANT_INSTALL: { 10062 // Revoke this as runtime permission to handle the case of 10063 // a runtime permission being downgraded to an install one. 10064 // Also in permission review mode we keep dangerous permissions 10065 // for legacy apps 10066 for (int userId : UserManagerService.getInstance().getUserIds()) { 10067 if (origPermissions.getRuntimePermissionState( 10068 bp.name, userId) != null) { 10069 // Revoke the runtime permission and clear the flags. 10070 origPermissions.revokeRuntimePermission(bp, userId); 10071 origPermissions.updatePermissionFlags(bp, userId, 10072 PackageManager.MASK_PERMISSION_FLAGS, 0); 10073 // If we revoked a permission permission, we have to write. 10074 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10075 changedRuntimePermissionUserIds, userId); 10076 } 10077 } 10078 // Grant an install permission. 10079 if (permissionsState.grantInstallPermission(bp) != 10080 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10081 changedInstallPermission = true; 10082 } 10083 } break; 10084 10085 case GRANT_RUNTIME: { 10086 // Grant previously granted runtime permissions. 10087 for (int userId : UserManagerService.getInstance().getUserIds()) { 10088 PermissionState permissionState = origPermissions 10089 .getRuntimePermissionState(bp.name, userId); 10090 int flags = permissionState != null 10091 ? permissionState.getFlags() : 0; 10092 if (origPermissions.hasRuntimePermission(bp.name, userId)) { 10093 if (permissionsState.grantRuntimePermission(bp, userId) == 10094 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10095 // If we cannot put the permission as it was, we have to write. 10096 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10097 changedRuntimePermissionUserIds, userId); 10098 } 10099 // If the app supports runtime permissions no need for a review. 10100 if (Build.PERMISSIONS_REVIEW_REQUIRED 10101 && appSupportsRuntimePermissions 10102 && (flags & PackageManager 10103 .FLAG_PERMISSION_REVIEW_REQUIRED) != 0) { 10104 flags &= ~PackageManager.FLAG_PERMISSION_REVIEW_REQUIRED; 10105 // Since we changed the flags, we have to write. 10106 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10107 changedRuntimePermissionUserIds, userId); 10108 } 10109 } else if (Build.PERMISSIONS_REVIEW_REQUIRED 10110 && !appSupportsRuntimePermissions) { 10111 // For legacy apps that need a permission review, every new 10112 // runtime permission is granted but it is pending a review. 10113 // We also need to review only platform defined runtime 10114 // permissions as these are the only ones the platform knows 10115 // how to disable the API to simulate revocation as legacy 10116 // apps don't expect to run with revoked permissions. 10117 if (PLATFORM_PACKAGE_NAME.equals(bp.sourcePackage)) { 10118 if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 10119 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 10120 // We changed the flags, hence have to write. 10121 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10122 changedRuntimePermissionUserIds, userId); 10123 } 10124 } 10125 if (permissionsState.grantRuntimePermission(bp, userId) 10126 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10127 // We changed the permission, hence have to write. 10128 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10129 changedRuntimePermissionUserIds, userId); 10130 } 10131 } 10132 // Propagate the permission flags. 10133 permissionsState.updatePermissionFlags(bp, userId, flags, flags); 10134 } 10135 } break; 10136 10137 case GRANT_UPGRADE: { 10138 // Grant runtime permissions for a previously held install permission. 10139 PermissionState permissionState = origPermissions 10140 .getInstallPermissionState(bp.name); 10141 final int flags = permissionState != null ? permissionState.getFlags() : 0; 10142 10143 if (origPermissions.revokeInstallPermission(bp) 10144 != PermissionsState.PERMISSION_OPERATION_FAILURE) { 10145 // We will be transferring the permission flags, so clear them. 10146 origPermissions.updatePermissionFlags(bp, UserHandle.USER_ALL, 10147 PackageManager.MASK_PERMISSION_FLAGS, 0); 10148 changedInstallPermission = true; 10149 } 10150 10151 // If the permission is not to be promoted to runtime we ignore it and 10152 // also its other flags as they are not applicable to install permissions. 10153 if ((flags & PackageManager.FLAG_PERMISSION_REVOKE_ON_UPGRADE) == 0) { 10154 for (int userId : currentUserIds) { 10155 if (permissionsState.grantRuntimePermission(bp, userId) != 10156 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10157 // Transfer the permission flags. 10158 permissionsState.updatePermissionFlags(bp, userId, 10159 flags, flags); 10160 // If we granted the permission, we have to write. 10161 changedRuntimePermissionUserIds = ArrayUtils.appendInt( 10162 changedRuntimePermissionUserIds, userId); 10163 } 10164 } 10165 } 10166 } break; 10167 10168 default: { 10169 if (packageOfInterest == null 10170 || packageOfInterest.equals(pkg.packageName)) { 10171 Slog.w(TAG, "Not granting permission " + perm 10172 + " to package " + pkg.packageName 10173 + " because it was previously installed without"); 10174 } 10175 } break; 10176 } 10177 } else { 10178 if (permissionsState.revokeInstallPermission(bp) != 10179 PermissionsState.PERMISSION_OPERATION_FAILURE) { 10180 // Also drop the permission flags. 10181 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 10182 PackageManager.MASK_PERMISSION_FLAGS, 0); 10183 changedInstallPermission = true; 10184 Slog.i(TAG, "Un-granting permission " + perm 10185 + " from package " + pkg.packageName 10186 + " (protectionLevel=" + bp.protectionLevel 10187 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10188 + ")"); 10189 } else if ((bp.protectionLevel&PermissionInfo.PROTECTION_FLAG_APPOP) == 0) { 10190 // Don't print warning for app op permissions, since it is fine for them 10191 // not to be granted, there is a UI for the user to decide. 10192 if (packageOfInterest == null || packageOfInterest.equals(pkg.packageName)) { 10193 Slog.w(TAG, "Not granting permission " + perm 10194 + " to package " + pkg.packageName 10195 + " (protectionLevel=" + bp.protectionLevel 10196 + " flags=0x" + Integer.toHexString(pkg.applicationInfo.flags) 10197 + ")"); 10198 } 10199 } 10200 } 10201 } 10202 10203 if ((changedInstallPermission || replace) && !ps.installPermissionsFixed && 10204 !isSystemApp(ps) || isUpdatedSystemApp(ps)){ 10205 // This is the first that we have heard about this package, so the 10206 // permissions we have now selected are fixed until explicitly 10207 // changed. 10208 ps.installPermissionsFixed = true; 10209 } 10210 10211 // Persist the runtime permissions state for users with changes. If permissions 10212 // were revoked because no app in the shared user declares them we have to 10213 // write synchronously to avoid losing runtime permissions state. 10214 for (int userId : changedRuntimePermissionUserIds) { 10215 mSettings.writeRuntimePermissionsForUserLPr(userId, runtimePermissionsRevoked); 10216 } 10217 10218 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 10219 } 10220 10221 private boolean isNewPlatformPermissionForPackage(String perm, PackageParser.Package pkg) { 10222 boolean allowed = false; 10223 final int NP = PackageParser.NEW_PERMISSIONS.length; 10224 for (int ip=0; ip<NP; ip++) { 10225 final PackageParser.NewPermissionInfo npi 10226 = PackageParser.NEW_PERMISSIONS[ip]; 10227 if (npi.name.equals(perm) 10228 && pkg.applicationInfo.targetSdkVersion < npi.sdkVersion) { 10229 allowed = true; 10230 Log.i(TAG, "Auto-granting " + perm + " to old pkg " 10231 + pkg.packageName); 10232 break; 10233 } 10234 } 10235 return allowed; 10236 } 10237 10238 private boolean grantSignaturePermission(String perm, PackageParser.Package pkg, 10239 BasePermission bp, PermissionsState origPermissions) { 10240 boolean allowed; 10241 allowed = (compareSignatures( 10242 bp.packageSetting.signatures.mSignatures, pkg.mSignatures) 10243 == PackageManager.SIGNATURE_MATCH) 10244 || (compareSignatures(mPlatformPackage.mSignatures, pkg.mSignatures) 10245 == PackageManager.SIGNATURE_MATCH); 10246 if (!allowed && (bp.protectionLevel 10247 & PermissionInfo.PROTECTION_FLAG_PRIVILEGED) != 0) { 10248 if (isSystemApp(pkg)) { 10249 // For updated system applications, a system permission 10250 // is granted only if it had been defined by the original application. 10251 if (pkg.isUpdatedSystemApp()) { 10252 final PackageSetting sysPs = mSettings 10253 .getDisabledSystemPkgLPr(pkg.packageName); 10254 if (sysPs != null && sysPs.getPermissionsState().hasInstallPermission(perm)) { 10255 // If the original was granted this permission, we take 10256 // that grant decision as read and propagate it to the 10257 // update. 10258 if (sysPs.isPrivileged()) { 10259 allowed = true; 10260 } 10261 } else { 10262 // The system apk may have been updated with an older 10263 // version of the one on the data partition, but which 10264 // granted a new system permission that it didn't have 10265 // before. In this case we do want to allow the app to 10266 // now get the new permission if the ancestral apk is 10267 // privileged to get it. 10268 if (sysPs != null && sysPs.pkg != null && sysPs.isPrivileged()) { 10269 for (int j = 0; j < sysPs.pkg.requestedPermissions.size(); j++) { 10270 if (perm.equals(sysPs.pkg.requestedPermissions.get(j))) { 10271 allowed = true; 10272 break; 10273 } 10274 } 10275 } 10276 // Also if a privileged parent package on the system image or any of 10277 // its children requested a privileged permission, the updated child 10278 // packages can also get the permission. 10279 if (pkg.parentPackage != null) { 10280 final PackageSetting disabledSysParentPs = mSettings 10281 .getDisabledSystemPkgLPr(pkg.parentPackage.packageName); 10282 if (disabledSysParentPs != null && disabledSysParentPs.pkg != null 10283 && disabledSysParentPs.isPrivileged()) { 10284 if (isPackageRequestingPermission(disabledSysParentPs.pkg, perm)) { 10285 allowed = true; 10286 } else if (disabledSysParentPs.pkg.childPackages != null) { 10287 final int count = disabledSysParentPs.pkg.childPackages.size(); 10288 for (int i = 0; i < count; i++) { 10289 PackageParser.Package disabledSysChildPkg = 10290 disabledSysParentPs.pkg.childPackages.get(i); 10291 if (isPackageRequestingPermission(disabledSysChildPkg, 10292 perm)) { 10293 allowed = true; 10294 break; 10295 } 10296 } 10297 } 10298 } 10299 } 10300 } 10301 } else { 10302 allowed = isPrivilegedApp(pkg); 10303 } 10304 } 10305 } 10306 if (!allowed) { 10307 if (!allowed && (bp.protectionLevel 10308 & PermissionInfo.PROTECTION_FLAG_PRE23) != 0 10309 && pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 10310 // If this was a previously normal/dangerous permission that got moved 10311 // to a system permission as part of the runtime permission redesign, then 10312 // we still want to blindly grant it to old apps. 10313 allowed = true; 10314 } 10315 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_INSTALLER) != 0 10316 && pkg.packageName.equals(mRequiredInstallerPackage)) { 10317 // If this permission is to be granted to the system installer and 10318 // this app is an installer, then it gets the permission. 10319 allowed = true; 10320 } 10321 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_VERIFIER) != 0 10322 && pkg.packageName.equals(mRequiredVerifierPackage)) { 10323 // If this permission is to be granted to the system verifier and 10324 // this app is a verifier, then it gets the permission. 10325 allowed = true; 10326 } 10327 if (!allowed && (bp.protectionLevel 10328 & PermissionInfo.PROTECTION_FLAG_PREINSTALLED) != 0 10329 && isSystemApp(pkg)) { 10330 // Any pre-installed system app is allowed to get this permission. 10331 allowed = true; 10332 } 10333 if (!allowed && (bp.protectionLevel 10334 & PermissionInfo.PROTECTION_FLAG_DEVELOPMENT) != 0) { 10335 // For development permissions, a development permission 10336 // is granted only if it was already granted. 10337 allowed = origPermissions.hasInstallPermission(perm); 10338 } 10339 if (!allowed && (bp.protectionLevel & PermissionInfo.PROTECTION_FLAG_SETUP) != 0 10340 && pkg.packageName.equals(mSetupWizardPackage)) { 10341 // If this permission is to be granted to the system setup wizard and 10342 // this app is a setup wizard, then it gets the permission. 10343 allowed = true; 10344 } 10345 } 10346 return allowed; 10347 } 10348 10349 private boolean isPackageRequestingPermission(PackageParser.Package pkg, String permission) { 10350 final int permCount = pkg.requestedPermissions.size(); 10351 for (int j = 0; j < permCount; j++) { 10352 String requestedPermission = pkg.requestedPermissions.get(j); 10353 if (permission.equals(requestedPermission)) { 10354 return true; 10355 } 10356 } 10357 return false; 10358 } 10359 10360 final class ActivityIntentResolver 10361 extends IntentResolver<PackageParser.ActivityIntentInfo, ResolveInfo> { 10362 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10363 boolean defaultOnly, int userId) { 10364 if (!sUserManager.exists(userId)) return null; 10365 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10366 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10367 } 10368 10369 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10370 int userId) { 10371 if (!sUserManager.exists(userId)) return null; 10372 mFlags = flags; 10373 return super.queryIntent(intent, resolvedType, 10374 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10375 } 10376 10377 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10378 int flags, ArrayList<PackageParser.Activity> packageActivities, int userId) { 10379 if (!sUserManager.exists(userId)) return null; 10380 if (packageActivities == null) { 10381 return null; 10382 } 10383 mFlags = flags; 10384 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10385 final int N = packageActivities.size(); 10386 ArrayList<PackageParser.ActivityIntentInfo[]> listCut = 10387 new ArrayList<PackageParser.ActivityIntentInfo[]>(N); 10388 10389 ArrayList<PackageParser.ActivityIntentInfo> intentFilters; 10390 for (int i = 0; i < N; ++i) { 10391 intentFilters = packageActivities.get(i).intents; 10392 if (intentFilters != null && intentFilters.size() > 0) { 10393 PackageParser.ActivityIntentInfo[] array = 10394 new PackageParser.ActivityIntentInfo[intentFilters.size()]; 10395 intentFilters.toArray(array); 10396 listCut.add(array); 10397 } 10398 } 10399 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10400 } 10401 10402 /** 10403 * Finds a privileged activity that matches the specified activity names. 10404 */ 10405 private PackageParser.Activity findMatchingActivity( 10406 List<PackageParser.Activity> activityList, ActivityInfo activityInfo) { 10407 for (PackageParser.Activity sysActivity : activityList) { 10408 if (sysActivity.info.name.equals(activityInfo.name)) { 10409 return sysActivity; 10410 } 10411 if (sysActivity.info.name.equals(activityInfo.targetActivity)) { 10412 return sysActivity; 10413 } 10414 if (sysActivity.info.targetActivity != null) { 10415 if (sysActivity.info.targetActivity.equals(activityInfo.name)) { 10416 return sysActivity; 10417 } 10418 if (sysActivity.info.targetActivity.equals(activityInfo.targetActivity)) { 10419 return sysActivity; 10420 } 10421 } 10422 } 10423 return null; 10424 } 10425 10426 public class IterGenerator<E> { 10427 public Iterator<E> generate(ActivityIntentInfo info) { 10428 return null; 10429 } 10430 } 10431 10432 public class ActionIterGenerator extends IterGenerator<String> { 10433 @Override 10434 public Iterator<String> generate(ActivityIntentInfo info) { 10435 return info.actionsIterator(); 10436 } 10437 } 10438 10439 public class CategoriesIterGenerator extends IterGenerator<String> { 10440 @Override 10441 public Iterator<String> generate(ActivityIntentInfo info) { 10442 return info.categoriesIterator(); 10443 } 10444 } 10445 10446 public class SchemesIterGenerator extends IterGenerator<String> { 10447 @Override 10448 public Iterator<String> generate(ActivityIntentInfo info) { 10449 return info.schemesIterator(); 10450 } 10451 } 10452 10453 public class AuthoritiesIterGenerator extends IterGenerator<IntentFilter.AuthorityEntry> { 10454 @Override 10455 public Iterator<IntentFilter.AuthorityEntry> generate(ActivityIntentInfo info) { 10456 return info.authoritiesIterator(); 10457 } 10458 } 10459 10460 /** 10461 * <em>WARNING</em> for performance reasons, the passed in intentList WILL BE 10462 * MODIFIED. Do not pass in a list that should not be changed. 10463 */ 10464 private <T> void getIntentListSubset(List<ActivityIntentInfo> intentList, 10465 IterGenerator<T> generator, Iterator<T> searchIterator) { 10466 // loop through the set of actions; every one must be found in the intent filter 10467 while (searchIterator.hasNext()) { 10468 // we must have at least one filter in the list to consider a match 10469 if (intentList.size() == 0) { 10470 break; 10471 } 10472 10473 final T searchAction = searchIterator.next(); 10474 10475 // loop through the set of intent filters 10476 final Iterator<ActivityIntentInfo> intentIter = intentList.iterator(); 10477 while (intentIter.hasNext()) { 10478 final ActivityIntentInfo intentInfo = intentIter.next(); 10479 boolean selectionFound = false; 10480 10481 // loop through the intent filter's selection criteria; at least one 10482 // of them must match the searched criteria 10483 final Iterator<T> intentSelectionIter = generator.generate(intentInfo); 10484 while (intentSelectionIter != null && intentSelectionIter.hasNext()) { 10485 final T intentSelection = intentSelectionIter.next(); 10486 if (intentSelection != null && intentSelection.equals(searchAction)) { 10487 selectionFound = true; 10488 break; 10489 } 10490 } 10491 10492 // the selection criteria wasn't found in this filter's set; this filter 10493 // is not a potential match 10494 if (!selectionFound) { 10495 intentIter.remove(); 10496 } 10497 } 10498 } 10499 } 10500 10501 private boolean isProtectedAction(ActivityIntentInfo filter) { 10502 final Iterator<String> actionsIter = filter.actionsIterator(); 10503 while (actionsIter != null && actionsIter.hasNext()) { 10504 final String filterAction = actionsIter.next(); 10505 if (PROTECTED_ACTIONS.contains(filterAction)) { 10506 return true; 10507 } 10508 } 10509 return false; 10510 } 10511 10512 /** 10513 * Adjusts the priority of the given intent filter according to policy. 10514 * <p> 10515 * <ul> 10516 * <li>The priority for non privileged applications is capped to '0'</li> 10517 * <li>The priority for protected actions on privileged applications is capped to '0'</li> 10518 * <li>The priority for unbundled updates to privileged applications is capped to the 10519 * priority defined on the system partition</li> 10520 * </ul> 10521 * <p> 10522 * <em>NOTE:</em> There is one exception. For security reasons, the setup wizard is 10523 * allowed to obtain any priority on any action. 10524 */ 10525 private void adjustPriority( 10526 List<PackageParser.Activity> systemActivities, ActivityIntentInfo intent) { 10527 // nothing to do; priority is fine as-is 10528 if (intent.getPriority() <= 0) { 10529 return; 10530 } 10531 10532 final ActivityInfo activityInfo = intent.activity.info; 10533 final ApplicationInfo applicationInfo = activityInfo.applicationInfo; 10534 10535 final boolean privilegedApp = 10536 ((applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0); 10537 if (!privilegedApp) { 10538 // non-privileged applications can never define a priority >0 10539 Slog.w(TAG, "Non-privileged app; cap priority to 0;" 10540 + " package: " + applicationInfo.packageName 10541 + " activity: " + intent.activity.className 10542 + " origPrio: " + intent.getPriority()); 10543 intent.setPriority(0); 10544 return; 10545 } 10546 10547 if (systemActivities == null) { 10548 // the system package is not disabled; we're parsing the system partition 10549 if (isProtectedAction(intent)) { 10550 if (mDeferProtectedFilters) { 10551 // We can't deal with these just yet. No component should ever obtain a 10552 // >0 priority for a protected actions, with ONE exception -- the setup 10553 // wizard. The setup wizard, however, cannot be known until we're able to 10554 // query it for the category CATEGORY_SETUP_WIZARD. Which we can't do 10555 // until all intent filters have been processed. Chicken, meet egg. 10556 // Let the filter temporarily have a high priority and rectify the 10557 // priorities after all system packages have been scanned. 10558 mProtectedFilters.add(intent); 10559 if (DEBUG_FILTERS) { 10560 Slog.i(TAG, "Protected action; save for later;" 10561 + " package: " + applicationInfo.packageName 10562 + " activity: " + intent.activity.className 10563 + " origPrio: " + intent.getPriority()); 10564 } 10565 return; 10566 } else { 10567 if (DEBUG_FILTERS && mSetupWizardPackage == null) { 10568 Slog.i(TAG, "No setup wizard;" 10569 + " All protected intents capped to priority 0"); 10570 } 10571 if (intent.activity.info.packageName.equals(mSetupWizardPackage)) { 10572 if (DEBUG_FILTERS) { 10573 Slog.i(TAG, "Found setup wizard;" 10574 + " allow priority " + intent.getPriority() + ";" 10575 + " package: " + intent.activity.info.packageName 10576 + " activity: " + intent.activity.className 10577 + " priority: " + intent.getPriority()); 10578 } 10579 // setup wizard gets whatever it wants 10580 return; 10581 } 10582 Slog.w(TAG, "Protected action; cap priority to 0;" 10583 + " package: " + intent.activity.info.packageName 10584 + " activity: " + intent.activity.className 10585 + " origPrio: " + intent.getPriority()); 10586 intent.setPriority(0); 10587 return; 10588 } 10589 } 10590 // privileged apps on the system image get whatever priority they request 10591 return; 10592 } 10593 10594 // privileged app unbundled update ... try to find the same activity 10595 final PackageParser.Activity foundActivity = 10596 findMatchingActivity(systemActivities, activityInfo); 10597 if (foundActivity == null) { 10598 // this is a new activity; it cannot obtain >0 priority 10599 if (DEBUG_FILTERS) { 10600 Slog.i(TAG, "New activity; cap priority to 0;" 10601 + " package: " + applicationInfo.packageName 10602 + " activity: " + intent.activity.className 10603 + " origPrio: " + intent.getPriority()); 10604 } 10605 intent.setPriority(0); 10606 return; 10607 } 10608 10609 // found activity, now check for filter equivalence 10610 10611 // a shallow copy is enough; we modify the list, not its contents 10612 final List<ActivityIntentInfo> intentListCopy = 10613 new ArrayList<>(foundActivity.intents); 10614 final List<ActivityIntentInfo> foundFilters = findFilters(intent); 10615 10616 // find matching action subsets 10617 final Iterator<String> actionsIterator = intent.actionsIterator(); 10618 if (actionsIterator != null) { 10619 getIntentListSubset( 10620 intentListCopy, new ActionIterGenerator(), actionsIterator); 10621 if (intentListCopy.size() == 0) { 10622 // no more intents to match; we're not equivalent 10623 if (DEBUG_FILTERS) { 10624 Slog.i(TAG, "Mismatched action; cap priority to 0;" 10625 + " package: " + applicationInfo.packageName 10626 + " activity: " + intent.activity.className 10627 + " origPrio: " + intent.getPriority()); 10628 } 10629 intent.setPriority(0); 10630 return; 10631 } 10632 } 10633 10634 // find matching category subsets 10635 final Iterator<String> categoriesIterator = intent.categoriesIterator(); 10636 if (categoriesIterator != null) { 10637 getIntentListSubset(intentListCopy, new CategoriesIterGenerator(), 10638 categoriesIterator); 10639 if (intentListCopy.size() == 0) { 10640 // no more intents to match; we're not equivalent 10641 if (DEBUG_FILTERS) { 10642 Slog.i(TAG, "Mismatched category; cap priority to 0;" 10643 + " package: " + applicationInfo.packageName 10644 + " activity: " + intent.activity.className 10645 + " origPrio: " + intent.getPriority()); 10646 } 10647 intent.setPriority(0); 10648 return; 10649 } 10650 } 10651 10652 // find matching schemes subsets 10653 final Iterator<String> schemesIterator = intent.schemesIterator(); 10654 if (schemesIterator != null) { 10655 getIntentListSubset(intentListCopy, new SchemesIterGenerator(), 10656 schemesIterator); 10657 if (intentListCopy.size() == 0) { 10658 // no more intents to match; we're not equivalent 10659 if (DEBUG_FILTERS) { 10660 Slog.i(TAG, "Mismatched scheme; cap priority to 0;" 10661 + " package: " + applicationInfo.packageName 10662 + " activity: " + intent.activity.className 10663 + " origPrio: " + intent.getPriority()); 10664 } 10665 intent.setPriority(0); 10666 return; 10667 } 10668 } 10669 10670 // find matching authorities subsets 10671 final Iterator<IntentFilter.AuthorityEntry> 10672 authoritiesIterator = intent.authoritiesIterator(); 10673 if (authoritiesIterator != null) { 10674 getIntentListSubset(intentListCopy, 10675 new AuthoritiesIterGenerator(), 10676 authoritiesIterator); 10677 if (intentListCopy.size() == 0) { 10678 // no more intents to match; we're not equivalent 10679 if (DEBUG_FILTERS) { 10680 Slog.i(TAG, "Mismatched authority; cap priority to 0;" 10681 + " package: " + applicationInfo.packageName 10682 + " activity: " + intent.activity.className 10683 + " origPrio: " + intent.getPriority()); 10684 } 10685 intent.setPriority(0); 10686 return; 10687 } 10688 } 10689 10690 // we found matching filter(s); app gets the max priority of all intents 10691 int cappedPriority = 0; 10692 for (int i = intentListCopy.size() - 1; i >= 0; --i) { 10693 cappedPriority = Math.max(cappedPriority, intentListCopy.get(i).getPriority()); 10694 } 10695 if (intent.getPriority() > cappedPriority) { 10696 if (DEBUG_FILTERS) { 10697 Slog.i(TAG, "Found matching filter(s);" 10698 + " cap priority to " + cappedPriority + ";" 10699 + " package: " + applicationInfo.packageName 10700 + " activity: " + intent.activity.className 10701 + " origPrio: " + intent.getPriority()); 10702 } 10703 intent.setPriority(cappedPriority); 10704 return; 10705 } 10706 // all this for nothing; the requested priority was <= what was on the system 10707 } 10708 10709 public final void addActivity(PackageParser.Activity a, String type) { 10710 mActivities.put(a.getComponentName(), a); 10711 if (DEBUG_SHOW_INFO) 10712 Log.v( 10713 TAG, " " + type + " " + 10714 (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel : a.info.name) + ":"); 10715 if (DEBUG_SHOW_INFO) 10716 Log.v(TAG, " Class=" + a.info.name); 10717 final int NI = a.intents.size(); 10718 for (int j=0; j<NI; j++) { 10719 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10720 if ("activity".equals(type)) { 10721 final PackageSetting ps = 10722 mSettings.getDisabledSystemPkgLPr(intent.activity.info.packageName); 10723 final List<PackageParser.Activity> systemActivities = 10724 ps != null && ps.pkg != null ? ps.pkg.activities : null; 10725 adjustPriority(systemActivities, intent); 10726 } 10727 if (DEBUG_SHOW_INFO) { 10728 Log.v(TAG, " IntentFilter:"); 10729 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10730 } 10731 if (!intent.debugCheck()) { 10732 Log.w(TAG, "==> For Activity " + a.info.name); 10733 } 10734 addFilter(intent); 10735 } 10736 } 10737 10738 public final void removeActivity(PackageParser.Activity a, String type) { 10739 mActivities.remove(a.getComponentName()); 10740 if (DEBUG_SHOW_INFO) { 10741 Log.v(TAG, " " + type + " " 10742 + (a.info.nonLocalizedLabel != null ? a.info.nonLocalizedLabel 10743 : a.info.name) + ":"); 10744 Log.v(TAG, " Class=" + a.info.name); 10745 } 10746 final int NI = a.intents.size(); 10747 for (int j=0; j<NI; j++) { 10748 PackageParser.ActivityIntentInfo intent = a.intents.get(j); 10749 if (DEBUG_SHOW_INFO) { 10750 Log.v(TAG, " IntentFilter:"); 10751 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10752 } 10753 removeFilter(intent); 10754 } 10755 } 10756 10757 @Override 10758 protected boolean allowFilterResult( 10759 PackageParser.ActivityIntentInfo filter, List<ResolveInfo> dest) { 10760 ActivityInfo filterAi = filter.activity.info; 10761 for (int i=dest.size()-1; i>=0; i--) { 10762 ActivityInfo destAi = dest.get(i).activityInfo; 10763 if (destAi.name == filterAi.name 10764 && destAi.packageName == filterAi.packageName) { 10765 return false; 10766 } 10767 } 10768 return true; 10769 } 10770 10771 @Override 10772 protected ActivityIntentInfo[] newArray(int size) { 10773 return new ActivityIntentInfo[size]; 10774 } 10775 10776 @Override 10777 protected boolean isFilterStopped(PackageParser.ActivityIntentInfo filter, int userId) { 10778 if (!sUserManager.exists(userId)) return true; 10779 PackageParser.Package p = filter.activity.owner; 10780 if (p != null) { 10781 PackageSetting ps = (PackageSetting)p.mExtras; 10782 if (ps != null) { 10783 // System apps are never considered stopped for purposes of 10784 // filtering, because there may be no way for the user to 10785 // actually re-launch them. 10786 return (ps.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0 10787 && ps.getStopped(userId); 10788 } 10789 } 10790 return false; 10791 } 10792 10793 @Override 10794 protected boolean isPackageForFilter(String packageName, 10795 PackageParser.ActivityIntentInfo info) { 10796 return packageName.equals(info.activity.owner.packageName); 10797 } 10798 10799 @Override 10800 protected ResolveInfo newResult(PackageParser.ActivityIntentInfo info, 10801 int match, int userId) { 10802 if (!sUserManager.exists(userId)) return null; 10803 if (!mSettings.isEnabledAndMatchLPr(info.activity.info, mFlags, userId)) { 10804 return null; 10805 } 10806 final PackageParser.Activity activity = info.activity; 10807 PackageSetting ps = (PackageSetting) activity.owner.mExtras; 10808 if (ps == null) { 10809 return null; 10810 } 10811 ActivityInfo ai = PackageParser.generateActivityInfo(activity, mFlags, 10812 ps.readUserState(userId), userId); 10813 if (ai == null) { 10814 return null; 10815 } 10816 final ResolveInfo res = new ResolveInfo(); 10817 res.activityInfo = ai; 10818 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 10819 res.filter = info; 10820 } 10821 if (info != null) { 10822 res.handleAllWebDataURI = info.handleAllWebDataURI(); 10823 } 10824 res.priority = info.getPriority(); 10825 res.preferredOrder = activity.owner.mPreferredOrder; 10826 //System.out.println("Result: " + res.activityInfo.className + 10827 // " = " + res.priority); 10828 res.match = match; 10829 res.isDefault = info.hasDefault; 10830 res.labelRes = info.labelRes; 10831 res.nonLocalizedLabel = info.nonLocalizedLabel; 10832 if (userNeedsBadging(userId)) { 10833 res.noResourceId = true; 10834 } else { 10835 res.icon = info.icon; 10836 } 10837 res.iconResourceId = info.icon; 10838 res.system = res.activityInfo.applicationInfo.isSystemApp(); 10839 return res; 10840 } 10841 10842 @Override 10843 protected void sortResults(List<ResolveInfo> results) { 10844 Collections.sort(results, mResolvePrioritySorter); 10845 } 10846 10847 @Override 10848 protected void dumpFilter(PrintWriter out, String prefix, 10849 PackageParser.ActivityIntentInfo filter) { 10850 out.print(prefix); out.print( 10851 Integer.toHexString(System.identityHashCode(filter.activity))); 10852 out.print(' '); 10853 filter.activity.printComponentShortName(out); 10854 out.print(" filter "); 10855 out.println(Integer.toHexString(System.identityHashCode(filter))); 10856 } 10857 10858 @Override 10859 protected Object filterToLabel(PackageParser.ActivityIntentInfo filter) { 10860 return filter.activity; 10861 } 10862 10863 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 10864 PackageParser.Activity activity = (PackageParser.Activity)label; 10865 out.print(prefix); out.print( 10866 Integer.toHexString(System.identityHashCode(activity))); 10867 out.print(' '); 10868 activity.printComponentShortName(out); 10869 if (count > 1) { 10870 out.print(" ("); out.print(count); out.print(" filters)"); 10871 } 10872 out.println(); 10873 } 10874 10875 // Keys are String (activity class name), values are Activity. 10876 private final ArrayMap<ComponentName, PackageParser.Activity> mActivities 10877 = new ArrayMap<ComponentName, PackageParser.Activity>(); 10878 private int mFlags; 10879 } 10880 10881 private final class ServiceIntentResolver 10882 extends IntentResolver<PackageParser.ServiceIntentInfo, ResolveInfo> { 10883 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 10884 boolean defaultOnly, int userId) { 10885 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 10886 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 10887 } 10888 10889 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 10890 int userId) { 10891 if (!sUserManager.exists(userId)) return null; 10892 mFlags = flags; 10893 return super.queryIntent(intent, resolvedType, 10894 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 10895 } 10896 10897 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 10898 int flags, ArrayList<PackageParser.Service> packageServices, int userId) { 10899 if (!sUserManager.exists(userId)) return null; 10900 if (packageServices == null) { 10901 return null; 10902 } 10903 mFlags = flags; 10904 final boolean defaultOnly = (flags&PackageManager.MATCH_DEFAULT_ONLY) != 0; 10905 final int N = packageServices.size(); 10906 ArrayList<PackageParser.ServiceIntentInfo[]> listCut = 10907 new ArrayList<PackageParser.ServiceIntentInfo[]>(N); 10908 10909 ArrayList<PackageParser.ServiceIntentInfo> intentFilters; 10910 for (int i = 0; i < N; ++i) { 10911 intentFilters = packageServices.get(i).intents; 10912 if (intentFilters != null && intentFilters.size() > 0) { 10913 PackageParser.ServiceIntentInfo[] array = 10914 new PackageParser.ServiceIntentInfo[intentFilters.size()]; 10915 intentFilters.toArray(array); 10916 listCut.add(array); 10917 } 10918 } 10919 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 10920 } 10921 10922 public final void addService(PackageParser.Service s) { 10923 mServices.put(s.getComponentName(), s); 10924 if (DEBUG_SHOW_INFO) { 10925 Log.v(TAG, " " 10926 + (s.info.nonLocalizedLabel != null 10927 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 10928 Log.v(TAG, " Class=" + s.info.name); 10929 } 10930 final int NI = s.intents.size(); 10931 int j; 10932 for (j=0; j<NI; j++) { 10933 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 10934 if (DEBUG_SHOW_INFO) { 10935 Log.v(TAG, " IntentFilter:"); 10936 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10937 } 10938 if (!intent.debugCheck()) { 10939 Log.w(TAG, "==> For Service " + s.info.name); 10940 } 10941 addFilter(intent); 10942 } 10943 } 10944 10945 public final void removeService(PackageParser.Service s) { 10946 mServices.remove(s.getComponentName()); 10947 if (DEBUG_SHOW_INFO) { 10948 Log.v(TAG, " " + (s.info.nonLocalizedLabel != null 10949 ? s.info.nonLocalizedLabel : s.info.name) + ":"); 10950 Log.v(TAG, " Class=" + s.info.name); 10951 } 10952 final int NI = s.intents.size(); 10953 int j; 10954 for (j=0; j<NI; j++) { 10955 PackageParser.ServiceIntentInfo intent = s.intents.get(j); 10956 if (DEBUG_SHOW_INFO) { 10957 Log.v(TAG, " IntentFilter:"); 10958 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 10959 } 10960 removeFilter(intent); 10961 } 10962 } 10963 10964 @Override 10965 protected boolean allowFilterResult( 10966 PackageParser.ServiceIntentInfo filter, List<ResolveInfo> dest) { 10967 ServiceInfo filterSi = filter.service.info; 10968 for (int i=dest.size()-1; i>=0; i--) { 10969 ServiceInfo destAi = dest.get(i).serviceInfo; 10970 if (destAi.name == filterSi.name 10971 && destAi.packageName == filterSi.packageName) { 10972 return false; 10973 } 10974 } 10975 return true; 10976 } 10977 10978 @Override 10979 protected PackageParser.ServiceIntentInfo[] newArray(int size) { 10980 return new PackageParser.ServiceIntentInfo[size]; 10981 } 10982 10983 @Override 10984 protected boolean isFilterStopped(PackageParser.ServiceIntentInfo filter, int userId) { 10985 if (!sUserManager.exists(userId)) return true; 10986 PackageParser.Package p = filter.service.owner; 10987 if (p != null) { 10988 PackageSetting ps = (PackageSetting)p.mExtras; 10989 if (ps != null) { 10990 // System apps are never considered stopped for purposes of 10991 // filtering, because there may be no way for the user to 10992 // actually re-launch them. 10993 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 10994 && ps.getStopped(userId); 10995 } 10996 } 10997 return false; 10998 } 10999 11000 @Override 11001 protected boolean isPackageForFilter(String packageName, 11002 PackageParser.ServiceIntentInfo info) { 11003 return packageName.equals(info.service.owner.packageName); 11004 } 11005 11006 @Override 11007 protected ResolveInfo newResult(PackageParser.ServiceIntentInfo filter, 11008 int match, int userId) { 11009 if (!sUserManager.exists(userId)) return null; 11010 final PackageParser.ServiceIntentInfo info = (PackageParser.ServiceIntentInfo)filter; 11011 if (!mSettings.isEnabledAndMatchLPr(info.service.info, mFlags, userId)) { 11012 return null; 11013 } 11014 final PackageParser.Service service = info.service; 11015 PackageSetting ps = (PackageSetting) service.owner.mExtras; 11016 if (ps == null) { 11017 return null; 11018 } 11019 ServiceInfo si = PackageParser.generateServiceInfo(service, mFlags, 11020 ps.readUserState(userId), userId); 11021 if (si == null) { 11022 return null; 11023 } 11024 final ResolveInfo res = new ResolveInfo(); 11025 res.serviceInfo = si; 11026 if ((mFlags&PackageManager.GET_RESOLVED_FILTER) != 0) { 11027 res.filter = filter; 11028 } 11029 res.priority = info.getPriority(); 11030 res.preferredOrder = service.owner.mPreferredOrder; 11031 res.match = match; 11032 res.isDefault = info.hasDefault; 11033 res.labelRes = info.labelRes; 11034 res.nonLocalizedLabel = info.nonLocalizedLabel; 11035 res.icon = info.icon; 11036 res.system = res.serviceInfo.applicationInfo.isSystemApp(); 11037 return res; 11038 } 11039 11040 @Override 11041 protected void sortResults(List<ResolveInfo> results) { 11042 Collections.sort(results, mResolvePrioritySorter); 11043 } 11044 11045 @Override 11046 protected void dumpFilter(PrintWriter out, String prefix, 11047 PackageParser.ServiceIntentInfo filter) { 11048 out.print(prefix); out.print( 11049 Integer.toHexString(System.identityHashCode(filter.service))); 11050 out.print(' '); 11051 filter.service.printComponentShortName(out); 11052 out.print(" filter "); 11053 out.println(Integer.toHexString(System.identityHashCode(filter))); 11054 } 11055 11056 @Override 11057 protected Object filterToLabel(PackageParser.ServiceIntentInfo filter) { 11058 return filter.service; 11059 } 11060 11061 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11062 PackageParser.Service service = (PackageParser.Service)label; 11063 out.print(prefix); out.print( 11064 Integer.toHexString(System.identityHashCode(service))); 11065 out.print(' '); 11066 service.printComponentShortName(out); 11067 if (count > 1) { 11068 out.print(" ("); out.print(count); out.print(" filters)"); 11069 } 11070 out.println(); 11071 } 11072 11073 // List<ResolveInfo> filterEnabled(List<ResolveInfo> resolveInfoList) { 11074 // final Iterator<ResolveInfo> i = resolveInfoList.iterator(); 11075 // final List<ResolveInfo> retList = Lists.newArrayList(); 11076 // while (i.hasNext()) { 11077 // final ResolveInfo resolveInfo = (ResolveInfo) i; 11078 // if (isEnabledLP(resolveInfo.serviceInfo)) { 11079 // retList.add(resolveInfo); 11080 // } 11081 // } 11082 // return retList; 11083 // } 11084 11085 // Keys are String (activity class name), values are Activity. 11086 private final ArrayMap<ComponentName, PackageParser.Service> mServices 11087 = new ArrayMap<ComponentName, PackageParser.Service>(); 11088 private int mFlags; 11089 }; 11090 11091 private final class ProviderIntentResolver 11092 extends IntentResolver<PackageParser.ProviderIntentInfo, ResolveInfo> { 11093 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, 11094 boolean defaultOnly, int userId) { 11095 mFlags = defaultOnly ? PackageManager.MATCH_DEFAULT_ONLY : 0; 11096 return super.queryIntent(intent, resolvedType, defaultOnly, userId); 11097 } 11098 11099 public List<ResolveInfo> queryIntent(Intent intent, String resolvedType, int flags, 11100 int userId) { 11101 if (!sUserManager.exists(userId)) 11102 return null; 11103 mFlags = flags; 11104 return super.queryIntent(intent, resolvedType, 11105 (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0, userId); 11106 } 11107 11108 public List<ResolveInfo> queryIntentForPackage(Intent intent, String resolvedType, 11109 int flags, ArrayList<PackageParser.Provider> packageProviders, int userId) { 11110 if (!sUserManager.exists(userId)) 11111 return null; 11112 if (packageProviders == null) { 11113 return null; 11114 } 11115 mFlags = flags; 11116 final boolean defaultOnly = (flags & PackageManager.MATCH_DEFAULT_ONLY) != 0; 11117 final int N = packageProviders.size(); 11118 ArrayList<PackageParser.ProviderIntentInfo[]> listCut = 11119 new ArrayList<PackageParser.ProviderIntentInfo[]>(N); 11120 11121 ArrayList<PackageParser.ProviderIntentInfo> intentFilters; 11122 for (int i = 0; i < N; ++i) { 11123 intentFilters = packageProviders.get(i).intents; 11124 if (intentFilters != null && intentFilters.size() > 0) { 11125 PackageParser.ProviderIntentInfo[] array = 11126 new PackageParser.ProviderIntentInfo[intentFilters.size()]; 11127 intentFilters.toArray(array); 11128 listCut.add(array); 11129 } 11130 } 11131 return super.queryIntentFromList(intent, resolvedType, defaultOnly, listCut, userId); 11132 } 11133 11134 public final void addProvider(PackageParser.Provider p) { 11135 if (mProviders.containsKey(p.getComponentName())) { 11136 Slog.w(TAG, "Provider " + p.getComponentName() + " already defined; ignoring"); 11137 return; 11138 } 11139 11140 mProviders.put(p.getComponentName(), p); 11141 if (DEBUG_SHOW_INFO) { 11142 Log.v(TAG, " " 11143 + (p.info.nonLocalizedLabel != null 11144 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11145 Log.v(TAG, " Class=" + p.info.name); 11146 } 11147 final int NI = p.intents.size(); 11148 int j; 11149 for (j = 0; j < NI; j++) { 11150 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11151 if (DEBUG_SHOW_INFO) { 11152 Log.v(TAG, " IntentFilter:"); 11153 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11154 } 11155 if (!intent.debugCheck()) { 11156 Log.w(TAG, "==> For Provider " + p.info.name); 11157 } 11158 addFilter(intent); 11159 } 11160 } 11161 11162 public final void removeProvider(PackageParser.Provider p) { 11163 mProviders.remove(p.getComponentName()); 11164 if (DEBUG_SHOW_INFO) { 11165 Log.v(TAG, " " + (p.info.nonLocalizedLabel != null 11166 ? p.info.nonLocalizedLabel : p.info.name) + ":"); 11167 Log.v(TAG, " Class=" + p.info.name); 11168 } 11169 final int NI = p.intents.size(); 11170 int j; 11171 for (j = 0; j < NI; j++) { 11172 PackageParser.ProviderIntentInfo intent = p.intents.get(j); 11173 if (DEBUG_SHOW_INFO) { 11174 Log.v(TAG, " IntentFilter:"); 11175 intent.dump(new LogPrinter(Log.VERBOSE, TAG), " "); 11176 } 11177 removeFilter(intent); 11178 } 11179 } 11180 11181 @Override 11182 protected boolean allowFilterResult( 11183 PackageParser.ProviderIntentInfo filter, List<ResolveInfo> dest) { 11184 ProviderInfo filterPi = filter.provider.info; 11185 for (int i = dest.size() - 1; i >= 0; i--) { 11186 ProviderInfo destPi = dest.get(i).providerInfo; 11187 if (destPi.name == filterPi.name 11188 && destPi.packageName == filterPi.packageName) { 11189 return false; 11190 } 11191 } 11192 return true; 11193 } 11194 11195 @Override 11196 protected PackageParser.ProviderIntentInfo[] newArray(int size) { 11197 return new PackageParser.ProviderIntentInfo[size]; 11198 } 11199 11200 @Override 11201 protected boolean isFilterStopped(PackageParser.ProviderIntentInfo filter, int userId) { 11202 if (!sUserManager.exists(userId)) 11203 return true; 11204 PackageParser.Package p = filter.provider.owner; 11205 if (p != null) { 11206 PackageSetting ps = (PackageSetting) p.mExtras; 11207 if (ps != null) { 11208 // System apps are never considered stopped for purposes of 11209 // filtering, because there may be no way for the user to 11210 // actually re-launch them. 11211 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) == 0 11212 && ps.getStopped(userId); 11213 } 11214 } 11215 return false; 11216 } 11217 11218 @Override 11219 protected boolean isPackageForFilter(String packageName, 11220 PackageParser.ProviderIntentInfo info) { 11221 return packageName.equals(info.provider.owner.packageName); 11222 } 11223 11224 @Override 11225 protected ResolveInfo newResult(PackageParser.ProviderIntentInfo filter, 11226 int match, int userId) { 11227 if (!sUserManager.exists(userId)) 11228 return null; 11229 final PackageParser.ProviderIntentInfo info = filter; 11230 if (!mSettings.isEnabledAndMatchLPr(info.provider.info, mFlags, userId)) { 11231 return null; 11232 } 11233 final PackageParser.Provider provider = info.provider; 11234 PackageSetting ps = (PackageSetting) provider.owner.mExtras; 11235 if (ps == null) { 11236 return null; 11237 } 11238 ProviderInfo pi = PackageParser.generateProviderInfo(provider, mFlags, 11239 ps.readUserState(userId), userId); 11240 if (pi == null) { 11241 return null; 11242 } 11243 final ResolveInfo res = new ResolveInfo(); 11244 res.providerInfo = pi; 11245 if ((mFlags & PackageManager.GET_RESOLVED_FILTER) != 0) { 11246 res.filter = filter; 11247 } 11248 res.priority = info.getPriority(); 11249 res.preferredOrder = provider.owner.mPreferredOrder; 11250 res.match = match; 11251 res.isDefault = info.hasDefault; 11252 res.labelRes = info.labelRes; 11253 res.nonLocalizedLabel = info.nonLocalizedLabel; 11254 res.icon = info.icon; 11255 res.system = res.providerInfo.applicationInfo.isSystemApp(); 11256 return res; 11257 } 11258 11259 @Override 11260 protected void sortResults(List<ResolveInfo> results) { 11261 Collections.sort(results, mResolvePrioritySorter); 11262 } 11263 11264 @Override 11265 protected void dumpFilter(PrintWriter out, String prefix, 11266 PackageParser.ProviderIntentInfo filter) { 11267 out.print(prefix); 11268 out.print( 11269 Integer.toHexString(System.identityHashCode(filter.provider))); 11270 out.print(' '); 11271 filter.provider.printComponentShortName(out); 11272 out.print(" filter "); 11273 out.println(Integer.toHexString(System.identityHashCode(filter))); 11274 } 11275 11276 @Override 11277 protected Object filterToLabel(PackageParser.ProviderIntentInfo filter) { 11278 return filter.provider; 11279 } 11280 11281 protected void dumpFilterLabel(PrintWriter out, String prefix, Object label, int count) { 11282 PackageParser.Provider provider = (PackageParser.Provider)label; 11283 out.print(prefix); out.print( 11284 Integer.toHexString(System.identityHashCode(provider))); 11285 out.print(' '); 11286 provider.printComponentShortName(out); 11287 if (count > 1) { 11288 out.print(" ("); out.print(count); out.print(" filters)"); 11289 } 11290 out.println(); 11291 } 11292 11293 private final ArrayMap<ComponentName, PackageParser.Provider> mProviders 11294 = new ArrayMap<ComponentName, PackageParser.Provider>(); 11295 private int mFlags; 11296 } 11297 11298 private static final class EphemeralIntentResolver 11299 extends IntentResolver<EphemeralResolveIntentInfo, EphemeralResolveInfo> { 11300 /** 11301 * The result that has the highest defined order. Ordering applies on a 11302 * per-package basis. Mapping is from package name to Pair of order and 11303 * EphemeralResolveInfo. 11304 * <p> 11305 * NOTE: This is implemented as a field variable for convenience and efficiency. 11306 * By having a field variable, we're able to track filter ordering as soon as 11307 * a non-zero order is defined. Otherwise, multiple loops across the result set 11308 * would be needed to apply ordering. If the intent resolver becomes re-entrant, 11309 * this needs to be contained entirely within {@link #filterResults()}. 11310 */ 11311 final ArrayMap<String, Pair<Integer, EphemeralResolveInfo>> mOrderResult = new ArrayMap<>(); 11312 11313 @Override 11314 protected EphemeralResolveIntentInfo[] newArray(int size) { 11315 return new EphemeralResolveIntentInfo[size]; 11316 } 11317 11318 @Override 11319 protected boolean isPackageForFilter(String packageName, EphemeralResolveIntentInfo info) { 11320 return true; 11321 } 11322 11323 @Override 11324 protected EphemeralResolveInfo newResult(EphemeralResolveIntentInfo info, int match, 11325 int userId) { 11326 if (!sUserManager.exists(userId)) { 11327 return null; 11328 } 11329 final String packageName = info.getEphemeralResolveInfo().getPackageName(); 11330 final Integer order = info.getOrder(); 11331 final Pair<Integer, EphemeralResolveInfo> lastOrderResult = 11332 mOrderResult.get(packageName); 11333 // ordering is enabled and this item's order isn't high enough 11334 if (lastOrderResult != null && lastOrderResult.first >= order) { 11335 return null; 11336 } 11337 final EphemeralResolveInfo res = info.getEphemeralResolveInfo(); 11338 if (order > 0) { 11339 // non-zero order, enable ordering 11340 mOrderResult.put(packageName, new Pair<>(order, res)); 11341 } 11342 return res; 11343 } 11344 11345 @Override 11346 protected void filterResults(List<EphemeralResolveInfo> results) { 11347 // only do work if ordering is enabled [most of the time it won't be] 11348 if (mOrderResult.size() == 0) { 11349 return; 11350 } 11351 int resultSize = results.size(); 11352 for (int i = 0; i < resultSize; i++) { 11353 final EphemeralResolveInfo info = results.get(i); 11354 final String packageName = info.getPackageName(); 11355 final Pair<Integer, EphemeralResolveInfo> savedInfo = mOrderResult.get(packageName); 11356 if (savedInfo == null) { 11357 // package doesn't having ordering 11358 continue; 11359 } 11360 if (savedInfo.second == info) { 11361 // circled back to the highest ordered item; remove from order list 11362 mOrderResult.remove(savedInfo); 11363 if (mOrderResult.size() == 0) { 11364 // no more ordered items 11365 break; 11366 } 11367 continue; 11368 } 11369 // item has a worse order, remove it from the result list 11370 results.remove(i); 11371 resultSize--; 11372 i--; 11373 } 11374 } 11375 } 11376 11377 private static final Comparator<ResolveInfo> mResolvePrioritySorter = 11378 new Comparator<ResolveInfo>() { 11379 public int compare(ResolveInfo r1, ResolveInfo r2) { 11380 int v1 = r1.priority; 11381 int v2 = r2.priority; 11382 //System.out.println("Comparing: q1=" + q1 + " q2=" + q2); 11383 if (v1 != v2) { 11384 return (v1 > v2) ? -1 : 1; 11385 } 11386 v1 = r1.preferredOrder; 11387 v2 = r2.preferredOrder; 11388 if (v1 != v2) { 11389 return (v1 > v2) ? -1 : 1; 11390 } 11391 if (r1.isDefault != r2.isDefault) { 11392 return r1.isDefault ? -1 : 1; 11393 } 11394 v1 = r1.match; 11395 v2 = r2.match; 11396 //System.out.println("Comparing: m1=" + m1 + " m2=" + m2); 11397 if (v1 != v2) { 11398 return (v1 > v2) ? -1 : 1; 11399 } 11400 if (r1.system != r2.system) { 11401 return r1.system ? -1 : 1; 11402 } 11403 if (r1.activityInfo != null) { 11404 return r1.activityInfo.packageName.compareTo(r2.activityInfo.packageName); 11405 } 11406 if (r1.serviceInfo != null) { 11407 return r1.serviceInfo.packageName.compareTo(r2.serviceInfo.packageName); 11408 } 11409 if (r1.providerInfo != null) { 11410 return r1.providerInfo.packageName.compareTo(r2.providerInfo.packageName); 11411 } 11412 return 0; 11413 } 11414 }; 11415 11416 private static final Comparator<ProviderInfo> mProviderInitOrderSorter = 11417 new Comparator<ProviderInfo>() { 11418 public int compare(ProviderInfo p1, ProviderInfo p2) { 11419 final int v1 = p1.initOrder; 11420 final int v2 = p2.initOrder; 11421 return (v1 > v2) ? -1 : ((v1 < v2) ? 1 : 0); 11422 } 11423 }; 11424 11425 final void sendPackageBroadcast(final String action, final String pkg, final Bundle extras, 11426 final int flags, final String targetPkg, final IIntentReceiver finishedReceiver, 11427 final int[] userIds) { 11428 mHandler.post(new Runnable() { 11429 @Override 11430 public void run() { 11431 try { 11432 final IActivityManager am = ActivityManagerNative.getDefault(); 11433 if (am == null) return; 11434 final int[] resolvedUserIds; 11435 if (userIds == null) { 11436 resolvedUserIds = am.getRunningUserIds(); 11437 } else { 11438 resolvedUserIds = userIds; 11439 } 11440 for (int id : resolvedUserIds) { 11441 final Intent intent = new Intent(action, 11442 pkg != null ? Uri.fromParts(PACKAGE_SCHEME, pkg, null) : null); 11443 if (extras != null) { 11444 intent.putExtras(extras); 11445 } 11446 if (targetPkg != null) { 11447 intent.setPackage(targetPkg); 11448 } 11449 // Modify the UID when posting to other users 11450 int uid = intent.getIntExtra(Intent.EXTRA_UID, -1); 11451 if (uid > 0 && UserHandle.getUserId(uid) != id) { 11452 uid = UserHandle.getUid(id, UserHandle.getAppId(uid)); 11453 intent.putExtra(Intent.EXTRA_UID, uid); 11454 } 11455 intent.putExtra(Intent.EXTRA_USER_HANDLE, id); 11456 intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT | flags); 11457 if (DEBUG_BROADCASTS) { 11458 RuntimeException here = new RuntimeException("here"); 11459 here.fillInStackTrace(); 11460 Slog.d(TAG, "Sending to user " + id + ": " 11461 + intent.toShortString(false, true, false, false) 11462 + " " + intent.getExtras(), here); 11463 } 11464 am.broadcastIntent(null, intent, null, finishedReceiver, 11465 0, null, null, null, android.app.AppOpsManager.OP_NONE, 11466 null, finishedReceiver != null, false, id); 11467 } 11468 } catch (RemoteException ex) { 11469 } 11470 } 11471 }); 11472 } 11473 11474 /** 11475 * Check if the external storage media is available. This is true if there 11476 * is a mounted external storage medium or if the external storage is 11477 * emulated. 11478 */ 11479 private boolean isExternalMediaAvailable() { 11480 return mMediaMounted || Environment.isExternalStorageEmulated(); 11481 } 11482 11483 @Override 11484 public PackageCleanItem nextPackageToClean(PackageCleanItem lastPackage) { 11485 // writer 11486 synchronized (mPackages) { 11487 if (!isExternalMediaAvailable()) { 11488 // If the external storage is no longer mounted at this point, 11489 // the caller may not have been able to delete all of this 11490 // packages files and can not delete any more. Bail. 11491 return null; 11492 } 11493 final ArrayList<PackageCleanItem> pkgs = mSettings.mPackagesToBeCleaned; 11494 if (lastPackage != null) { 11495 pkgs.remove(lastPackage); 11496 } 11497 if (pkgs.size() > 0) { 11498 return pkgs.get(0); 11499 } 11500 } 11501 return null; 11502 } 11503 11504 void schedulePackageCleaning(String packageName, int userId, boolean andCode) { 11505 final Message msg = mHandler.obtainMessage(START_CLEANING_PACKAGE, 11506 userId, andCode ? 1 : 0, packageName); 11507 if (mSystemReady) { 11508 msg.sendToTarget(); 11509 } else { 11510 if (mPostSystemReadyMessages == null) { 11511 mPostSystemReadyMessages = new ArrayList<>(); 11512 } 11513 mPostSystemReadyMessages.add(msg); 11514 } 11515 } 11516 11517 void startCleaningPackages() { 11518 // reader 11519 if (!isExternalMediaAvailable()) { 11520 return; 11521 } 11522 synchronized (mPackages) { 11523 if (mSettings.mPackagesToBeCleaned.isEmpty()) { 11524 return; 11525 } 11526 } 11527 Intent intent = new Intent(PackageManager.ACTION_CLEAN_EXTERNAL_STORAGE); 11528 intent.setComponent(DEFAULT_CONTAINER_COMPONENT); 11529 IActivityManager am = ActivityManagerNative.getDefault(); 11530 if (am != null) { 11531 try { 11532 am.startService(null, intent, null, mContext.getOpPackageName(), 11533 UserHandle.USER_SYSTEM); 11534 } catch (RemoteException e) { 11535 } 11536 } 11537 } 11538 11539 @Override 11540 public void installPackageAsUser(String originPath, IPackageInstallObserver2 observer, 11541 int installFlags, String installerPackageName, int userId) { 11542 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, null); 11543 11544 final int callingUid = Binder.getCallingUid(); 11545 enforceCrossUserPermission(callingUid, userId, 11546 true /* requireFullPermission */, true /* checkShell */, "installPackageAsUser"); 11547 11548 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11549 try { 11550 if (observer != null) { 11551 observer.onPackageInstalled("", INSTALL_FAILED_USER_RESTRICTED, null, null); 11552 } 11553 } catch (RemoteException re) { 11554 } 11555 return; 11556 } 11557 11558 if ((callingUid == Process.SHELL_UID) || (callingUid == Process.ROOT_UID)) { 11559 installFlags |= PackageManager.INSTALL_FROM_ADB; 11560 11561 } else { 11562 // Caller holds INSTALL_PACKAGES permission, so we're less strict 11563 // about installerPackageName. 11564 11565 installFlags &= ~PackageManager.INSTALL_FROM_ADB; 11566 installFlags &= ~PackageManager.INSTALL_ALL_USERS; 11567 } 11568 11569 UserHandle user; 11570 if ((installFlags & PackageManager.INSTALL_ALL_USERS) != 0) { 11571 user = UserHandle.ALL; 11572 } else { 11573 user = new UserHandle(userId); 11574 } 11575 11576 // Only system components can circumvent runtime permissions when installing. 11577 if ((installFlags & PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS) != 0 11578 && mContext.checkCallingOrSelfPermission(Manifest.permission 11579 .INSTALL_GRANT_RUNTIME_PERMISSIONS) == PackageManager.PERMISSION_DENIED) { 11580 throw new SecurityException("You need the " 11581 + "android.permission.INSTALL_GRANT_RUNTIME_PERMISSIONS permission " 11582 + "to use the PackageManager.INSTALL_GRANT_RUNTIME_PERMISSIONS flag"); 11583 } 11584 11585 final File originFile = new File(originPath); 11586 final OriginInfo origin = OriginInfo.fromUntrustedFile(originFile); 11587 11588 final Message msg = mHandler.obtainMessage(INIT_COPY); 11589 final VerificationInfo verificationInfo = new VerificationInfo( 11590 null /*originatingUri*/, null /*referrer*/, -1 /*originatingUid*/, callingUid); 11591 final InstallParams params = new InstallParams(origin, null /*moveInfo*/, observer, 11592 installFlags, installerPackageName, null /*volumeUuid*/, verificationInfo, user, 11593 null /*packageAbiOverride*/, null /*grantedPermissions*/, 11594 null /*certificates*/); 11595 params.setTraceMethod("installAsUser").setTraceCookie(System.identityHashCode(params)); 11596 msg.obj = params; 11597 11598 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installAsUser", 11599 System.identityHashCode(msg.obj)); 11600 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11601 System.identityHashCode(msg.obj)); 11602 11603 mHandler.sendMessage(msg); 11604 } 11605 11606 void installStage(String packageName, File stagedDir, String stagedCid, 11607 IPackageInstallObserver2 observer, PackageInstaller.SessionParams sessionParams, 11608 String installerPackageName, int installerUid, UserHandle user, 11609 Certificate[][] certificates) { 11610 if (DEBUG_EPHEMERAL) { 11611 if ((sessionParams.installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 11612 Slog.d(TAG, "Ephemeral install of " + packageName); 11613 } 11614 } 11615 final VerificationInfo verificationInfo = new VerificationInfo( 11616 sessionParams.originatingUri, sessionParams.referrerUri, 11617 sessionParams.originatingUid, installerUid); 11618 11619 final OriginInfo origin; 11620 if (stagedDir != null) { 11621 origin = OriginInfo.fromStagedFile(stagedDir); 11622 } else { 11623 origin = OriginInfo.fromStagedContainer(stagedCid); 11624 } 11625 11626 final Message msg = mHandler.obtainMessage(INIT_COPY); 11627 final InstallParams params = new InstallParams(origin, null, observer, 11628 sessionParams.installFlags, installerPackageName, sessionParams.volumeUuid, 11629 verificationInfo, user, sessionParams.abiOverride, 11630 sessionParams.grantedRuntimePermissions, certificates); 11631 params.setTraceMethod("installStage").setTraceCookie(System.identityHashCode(params)); 11632 msg.obj = params; 11633 11634 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "installStage", 11635 System.identityHashCode(msg.obj)); 11636 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 11637 System.identityHashCode(msg.obj)); 11638 11639 mHandler.sendMessage(msg); 11640 } 11641 11642 private void sendPackageAddedForUser(String packageName, PackageSetting pkgSetting, 11643 int userId) { 11644 final boolean isSystem = isSystemApp(pkgSetting) || isUpdatedSystemApp(pkgSetting); 11645 sendPackageAddedForUser(packageName, isSystem, pkgSetting.appId, userId); 11646 } 11647 11648 private void sendPackageAddedForUser(String packageName, boolean isSystem, 11649 int appId, int userId) { 11650 Bundle extras = new Bundle(1); 11651 extras.putInt(Intent.EXTRA_UID, UserHandle.getUid(userId, appId)); 11652 11653 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, 11654 packageName, extras, 0, null, null, new int[] {userId}); 11655 try { 11656 IActivityManager am = ActivityManagerNative.getDefault(); 11657 if (isSystem && am.isUserRunning(userId, 0)) { 11658 // The just-installed/enabled app is bundled on the system, so presumed 11659 // to be able to run automatically without needing an explicit launch. 11660 // Send it a BOOT_COMPLETED if it would ordinarily have gotten one. 11661 Intent bcIntent = new Intent(Intent.ACTION_BOOT_COMPLETED) 11662 .addFlags(Intent.FLAG_INCLUDE_STOPPED_PACKAGES) 11663 .setPackage(packageName); 11664 am.broadcastIntent(null, bcIntent, null, null, 0, null, null, null, 11665 android.app.AppOpsManager.OP_NONE, null, false, false, userId); 11666 } 11667 } catch (RemoteException e) { 11668 // shouldn't happen 11669 Slog.w(TAG, "Unable to bootstrap installed package", e); 11670 } 11671 } 11672 11673 @Override 11674 public boolean setApplicationHiddenSettingAsUser(String packageName, boolean hidden, 11675 int userId) { 11676 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11677 PackageSetting pkgSetting; 11678 final int uid = Binder.getCallingUid(); 11679 enforceCrossUserPermission(uid, userId, 11680 true /* requireFullPermission */, true /* checkShell */, 11681 "setApplicationHiddenSetting for user " + userId); 11682 11683 if (hidden && isPackageDeviceAdmin(packageName, userId)) { 11684 Slog.w(TAG, "Not hiding package " + packageName + ": has active device admin"); 11685 return false; 11686 } 11687 11688 long callingId = Binder.clearCallingIdentity(); 11689 try { 11690 boolean sendAdded = false; 11691 boolean sendRemoved = false; 11692 // writer 11693 synchronized (mPackages) { 11694 pkgSetting = mSettings.mPackages.get(packageName); 11695 if (pkgSetting == null) { 11696 return false; 11697 } 11698 // Do not allow "android" is being disabled 11699 if ("android".equals(packageName)) { 11700 Slog.w(TAG, "Cannot hide package: android"); 11701 return false; 11702 } 11703 // Only allow protected packages to hide themselves. 11704 if (hidden && !UserHandle.isSameApp(uid, pkgSetting.appId) 11705 && mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11706 Slog.w(TAG, "Not hiding protected package: " + packageName); 11707 return false; 11708 } 11709 11710 if (pkgSetting.getHidden(userId) != hidden) { 11711 pkgSetting.setHidden(hidden, userId); 11712 mSettings.writePackageRestrictionsLPr(userId); 11713 if (hidden) { 11714 sendRemoved = true; 11715 } else { 11716 sendAdded = true; 11717 } 11718 } 11719 } 11720 if (sendAdded) { 11721 sendPackageAddedForUser(packageName, pkgSetting, userId); 11722 return true; 11723 } 11724 if (sendRemoved) { 11725 killApplication(packageName, UserHandle.getUid(userId, pkgSetting.appId), 11726 "hiding pkg"); 11727 sendApplicationHiddenForUser(packageName, pkgSetting, userId); 11728 return true; 11729 } 11730 } finally { 11731 Binder.restoreCallingIdentity(callingId); 11732 } 11733 return false; 11734 } 11735 11736 private void sendApplicationHiddenForUser(String packageName, PackageSetting pkgSetting, 11737 int userId) { 11738 final PackageRemovedInfo info = new PackageRemovedInfo(); 11739 info.removedPackage = packageName; 11740 info.removedUsers = new int[] {userId}; 11741 info.uid = UserHandle.getUid(userId, pkgSetting.appId); 11742 info.sendPackageRemovedBroadcasts(true /*killApp*/); 11743 } 11744 11745 private void sendPackagesSuspendedForUser(String[] pkgList, int userId, boolean suspended) { 11746 if (pkgList.length > 0) { 11747 Bundle extras = new Bundle(1); 11748 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 11749 11750 sendPackageBroadcast( 11751 suspended ? Intent.ACTION_PACKAGES_SUSPENDED 11752 : Intent.ACTION_PACKAGES_UNSUSPENDED, 11753 null, extras, Intent.FLAG_RECEIVER_REGISTERED_ONLY, null, null, 11754 new int[] {userId}); 11755 } 11756 } 11757 11758 /** 11759 * Returns true if application is not found or there was an error. Otherwise it returns 11760 * the hidden state of the package for the given user. 11761 */ 11762 @Override 11763 public boolean getApplicationHiddenSettingAsUser(String packageName, int userId) { 11764 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11765 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11766 true /* requireFullPermission */, false /* checkShell */, 11767 "getApplicationHidden for user " + userId); 11768 PackageSetting pkgSetting; 11769 long callingId = Binder.clearCallingIdentity(); 11770 try { 11771 // writer 11772 synchronized (mPackages) { 11773 pkgSetting = mSettings.mPackages.get(packageName); 11774 if (pkgSetting == null) { 11775 return true; 11776 } 11777 return pkgSetting.getHidden(userId); 11778 } 11779 } finally { 11780 Binder.restoreCallingIdentity(callingId); 11781 } 11782 } 11783 11784 /** 11785 * @hide 11786 */ 11787 @Override 11788 public int installExistingPackageAsUser(String packageName, int userId) { 11789 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.INSTALL_PACKAGES, 11790 null); 11791 PackageSetting pkgSetting; 11792 final int uid = Binder.getCallingUid(); 11793 enforceCrossUserPermission(uid, userId, 11794 true /* requireFullPermission */, true /* checkShell */, 11795 "installExistingPackage for user " + userId); 11796 if (isUserRestricted(userId, UserManager.DISALLOW_INSTALL_APPS)) { 11797 return PackageManager.INSTALL_FAILED_USER_RESTRICTED; 11798 } 11799 11800 long callingId = Binder.clearCallingIdentity(); 11801 try { 11802 boolean installed = false; 11803 11804 // writer 11805 synchronized (mPackages) { 11806 pkgSetting = mSettings.mPackages.get(packageName); 11807 if (pkgSetting == null) { 11808 return PackageManager.INSTALL_FAILED_INVALID_URI; 11809 } 11810 if (!pkgSetting.getInstalled(userId)) { 11811 pkgSetting.setInstalled(true, userId); 11812 pkgSetting.setHidden(false, userId); 11813 mSettings.writePackageRestrictionsLPr(userId); 11814 installed = true; 11815 } 11816 } 11817 11818 if (installed) { 11819 if (pkgSetting.pkg != null) { 11820 synchronized (mInstallLock) { 11821 // We don't need to freeze for a brand new install 11822 prepareAppDataAfterInstallLIF(pkgSetting.pkg); 11823 } 11824 } 11825 sendPackageAddedForUser(packageName, pkgSetting, userId); 11826 } 11827 } finally { 11828 Binder.restoreCallingIdentity(callingId); 11829 } 11830 11831 return PackageManager.INSTALL_SUCCEEDED; 11832 } 11833 11834 boolean isUserRestricted(int userId, String restrictionKey) { 11835 Bundle restrictions = sUserManager.getUserRestrictions(userId); 11836 if (restrictions.getBoolean(restrictionKey, false)) { 11837 Log.w(TAG, "User is restricted: " + restrictionKey); 11838 return true; 11839 } 11840 return false; 11841 } 11842 11843 @Override 11844 public String[] setPackagesSuspendedAsUser(String[] packageNames, boolean suspended, 11845 int userId) { 11846 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USERS, null); 11847 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11848 true /* requireFullPermission */, true /* checkShell */, 11849 "setPackagesSuspended for user " + userId); 11850 11851 if (ArrayUtils.isEmpty(packageNames)) { 11852 return packageNames; 11853 } 11854 11855 // List of package names for whom the suspended state has changed. 11856 List<String> changedPackages = new ArrayList<>(packageNames.length); 11857 // List of package names for whom the suspended state is not set as requested in this 11858 // method. 11859 List<String> unactionedPackages = new ArrayList<>(packageNames.length); 11860 long callingId = Binder.clearCallingIdentity(); 11861 try { 11862 for (int i = 0; i < packageNames.length; i++) { 11863 String packageName = packageNames[i]; 11864 boolean changed = false; 11865 final int appId; 11866 synchronized (mPackages) { 11867 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11868 if (pkgSetting == null) { 11869 Slog.w(TAG, "Could not find package setting for package \"" + packageName 11870 + "\". Skipping suspending/un-suspending."); 11871 unactionedPackages.add(packageName); 11872 continue; 11873 } 11874 appId = pkgSetting.appId; 11875 if (pkgSetting.getSuspended(userId) != suspended) { 11876 if (!canSuspendPackageForUserLocked(packageName, userId)) { 11877 unactionedPackages.add(packageName); 11878 continue; 11879 } 11880 pkgSetting.setSuspended(suspended, userId); 11881 mSettings.writePackageRestrictionsLPr(userId); 11882 changed = true; 11883 changedPackages.add(packageName); 11884 } 11885 } 11886 11887 if (changed && suspended) { 11888 killApplication(packageName, UserHandle.getUid(userId, appId), 11889 "suspending package"); 11890 } 11891 } 11892 } finally { 11893 Binder.restoreCallingIdentity(callingId); 11894 } 11895 11896 if (!changedPackages.isEmpty()) { 11897 sendPackagesSuspendedForUser(changedPackages.toArray( 11898 new String[changedPackages.size()]), userId, suspended); 11899 } 11900 11901 return unactionedPackages.toArray(new String[unactionedPackages.size()]); 11902 } 11903 11904 @Override 11905 public boolean isPackageSuspendedForUser(String packageName, int userId) { 11906 enforceCrossUserPermission(Binder.getCallingUid(), userId, 11907 true /* requireFullPermission */, false /* checkShell */, 11908 "isPackageSuspendedForUser for user " + userId); 11909 synchronized (mPackages) { 11910 final PackageSetting pkgSetting = mSettings.mPackages.get(packageName); 11911 if (pkgSetting == null) { 11912 throw new IllegalArgumentException("Unknown target package: " + packageName); 11913 } 11914 return pkgSetting.getSuspended(userId); 11915 } 11916 } 11917 11918 private boolean canSuspendPackageForUserLocked(String packageName, int userId) { 11919 if (isPackageDeviceAdmin(packageName, userId)) { 11920 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11921 + "\": has an active device admin"); 11922 return false; 11923 } 11924 11925 String activeLauncherPackageName = getActiveLauncherPackageName(userId); 11926 if (packageName.equals(activeLauncherPackageName)) { 11927 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11928 + "\": contains the active launcher"); 11929 return false; 11930 } 11931 11932 if (packageName.equals(mRequiredInstallerPackage)) { 11933 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11934 + "\": required for package installation"); 11935 return false; 11936 } 11937 11938 if (packageName.equals(mRequiredUninstallerPackage)) { 11939 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11940 + "\": required for package uninstallation"); 11941 return false; 11942 } 11943 11944 if (packageName.equals(mRequiredVerifierPackage)) { 11945 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11946 + "\": required for package verification"); 11947 return false; 11948 } 11949 11950 if (packageName.equals(getDefaultDialerPackageName(userId))) { 11951 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11952 + "\": is the default dialer"); 11953 return false; 11954 } 11955 11956 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 11957 Slog.w(TAG, "Cannot suspend/un-suspend package \"" + packageName 11958 + "\": protected package"); 11959 return false; 11960 } 11961 11962 return true; 11963 } 11964 11965 private String getActiveLauncherPackageName(int userId) { 11966 Intent intent = new Intent(Intent.ACTION_MAIN); 11967 intent.addCategory(Intent.CATEGORY_HOME); 11968 ResolveInfo resolveInfo = resolveIntent( 11969 intent, 11970 intent.resolveTypeIfNeeded(mContext.getContentResolver()), 11971 PackageManager.MATCH_DEFAULT_ONLY, 11972 userId); 11973 11974 return resolveInfo == null ? null : resolveInfo.activityInfo.packageName; 11975 } 11976 11977 private String getDefaultDialerPackageName(int userId) { 11978 synchronized (mPackages) { 11979 return mSettings.getDefaultDialerPackageNameLPw(userId); 11980 } 11981 } 11982 11983 @Override 11984 public void verifyPendingInstall(int id, int verificationCode) throws RemoteException { 11985 mContext.enforceCallingOrSelfPermission( 11986 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 11987 "Only package verification agents can verify applications"); 11988 11989 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 11990 final PackageVerificationResponse response = new PackageVerificationResponse( 11991 verificationCode, Binder.getCallingUid()); 11992 msg.arg1 = id; 11993 msg.obj = response; 11994 mHandler.sendMessage(msg); 11995 } 11996 11997 @Override 11998 public void extendVerificationTimeout(int id, int verificationCodeAtTimeout, 11999 long millisecondsToDelay) { 12000 mContext.enforceCallingOrSelfPermission( 12001 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 12002 "Only package verification agents can extend verification timeouts"); 12003 12004 final PackageVerificationState state = mPendingVerification.get(id); 12005 final PackageVerificationResponse response = new PackageVerificationResponse( 12006 verificationCodeAtTimeout, Binder.getCallingUid()); 12007 12008 if (millisecondsToDelay > PackageManager.MAXIMUM_VERIFICATION_TIMEOUT) { 12009 millisecondsToDelay = PackageManager.MAXIMUM_VERIFICATION_TIMEOUT; 12010 } 12011 if (millisecondsToDelay < 0) { 12012 millisecondsToDelay = 0; 12013 } 12014 if ((verificationCodeAtTimeout != PackageManager.VERIFICATION_ALLOW) 12015 && (verificationCodeAtTimeout != PackageManager.VERIFICATION_REJECT)) { 12016 verificationCodeAtTimeout = PackageManager.VERIFICATION_REJECT; 12017 } 12018 12019 if ((state != null) && !state.timeoutExtended()) { 12020 state.extendTimeout(); 12021 12022 final Message msg = mHandler.obtainMessage(PACKAGE_VERIFIED); 12023 msg.arg1 = id; 12024 msg.obj = response; 12025 mHandler.sendMessageDelayed(msg, millisecondsToDelay); 12026 } 12027 } 12028 12029 private void broadcastPackageVerified(int verificationId, Uri packageUri, 12030 int verificationCode, UserHandle user) { 12031 final Intent intent = new Intent(Intent.ACTION_PACKAGE_VERIFIED); 12032 intent.setDataAndType(packageUri, PACKAGE_MIME_TYPE); 12033 intent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 12034 intent.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 12035 intent.putExtra(PackageManager.EXTRA_VERIFICATION_RESULT, verificationCode); 12036 12037 mContext.sendBroadcastAsUser(intent, user, 12038 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT); 12039 } 12040 12041 private ComponentName matchComponentForVerifier(String packageName, 12042 List<ResolveInfo> receivers) { 12043 ActivityInfo targetReceiver = null; 12044 12045 final int NR = receivers.size(); 12046 for (int i = 0; i < NR; i++) { 12047 final ResolveInfo info = receivers.get(i); 12048 if (info.activityInfo == null) { 12049 continue; 12050 } 12051 12052 if (packageName.equals(info.activityInfo.packageName)) { 12053 targetReceiver = info.activityInfo; 12054 break; 12055 } 12056 } 12057 12058 if (targetReceiver == null) { 12059 return null; 12060 } 12061 12062 return new ComponentName(targetReceiver.packageName, targetReceiver.name); 12063 } 12064 12065 private List<ComponentName> matchVerifiers(PackageInfoLite pkgInfo, 12066 List<ResolveInfo> receivers, final PackageVerificationState verificationState) { 12067 if (pkgInfo.verifiers.length == 0) { 12068 return null; 12069 } 12070 12071 final int N = pkgInfo.verifiers.length; 12072 final List<ComponentName> sufficientVerifiers = new ArrayList<ComponentName>(N + 1); 12073 for (int i = 0; i < N; i++) { 12074 final VerifierInfo verifierInfo = pkgInfo.verifiers[i]; 12075 12076 final ComponentName comp = matchComponentForVerifier(verifierInfo.packageName, 12077 receivers); 12078 if (comp == null) { 12079 continue; 12080 } 12081 12082 final int verifierUid = getUidForVerifier(verifierInfo); 12083 if (verifierUid == -1) { 12084 continue; 12085 } 12086 12087 if (DEBUG_VERIFY) { 12088 Slog.d(TAG, "Added sufficient verifier " + verifierInfo.packageName 12089 + " with the correct signature"); 12090 } 12091 sufficientVerifiers.add(comp); 12092 verificationState.addSufficientVerifier(verifierUid); 12093 } 12094 12095 return sufficientVerifiers; 12096 } 12097 12098 private int getUidForVerifier(VerifierInfo verifierInfo) { 12099 synchronized (mPackages) { 12100 final PackageParser.Package pkg = mPackages.get(verifierInfo.packageName); 12101 if (pkg == null) { 12102 return -1; 12103 } else if (pkg.mSignatures.length != 1) { 12104 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12105 + " has more than one signature; ignoring"); 12106 return -1; 12107 } 12108 12109 /* 12110 * If the public key of the package's signature does not match 12111 * our expected public key, then this is a different package and 12112 * we should skip. 12113 */ 12114 12115 final byte[] expectedPublicKey; 12116 try { 12117 final Signature verifierSig = pkg.mSignatures[0]; 12118 final PublicKey publicKey = verifierSig.getPublicKey(); 12119 expectedPublicKey = publicKey.getEncoded(); 12120 } catch (CertificateException e) { 12121 return -1; 12122 } 12123 12124 final byte[] actualPublicKey = verifierInfo.publicKey.getEncoded(); 12125 12126 if (!Arrays.equals(actualPublicKey, expectedPublicKey)) { 12127 Slog.i(TAG, "Verifier package " + verifierInfo.packageName 12128 + " does not have the expected public key; ignoring"); 12129 return -1; 12130 } 12131 12132 return pkg.applicationInfo.uid; 12133 } 12134 } 12135 12136 @Override 12137 public void finishPackageInstall(int token, boolean didLaunch) { 12138 enforceSystemOrRoot("Only the system is allowed to finish installs"); 12139 12140 if (DEBUG_INSTALL) { 12141 Slog.v(TAG, "BM finishing package install for " + token); 12142 } 12143 Trace.asyncTraceEnd(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12144 12145 final Message msg = mHandler.obtainMessage(POST_INSTALL, token, didLaunch ? 1 : 0); 12146 mHandler.sendMessage(msg); 12147 } 12148 12149 /** 12150 * Get the verification agent timeout. 12151 * 12152 * @return verification timeout in milliseconds 12153 */ 12154 private long getVerificationTimeout() { 12155 return android.provider.Settings.Global.getLong(mContext.getContentResolver(), 12156 android.provider.Settings.Global.PACKAGE_VERIFIER_TIMEOUT, 12157 DEFAULT_VERIFICATION_TIMEOUT); 12158 } 12159 12160 /** 12161 * Get the default verification agent response code. 12162 * 12163 * @return default verification response code 12164 */ 12165 private int getDefaultVerificationResponse() { 12166 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12167 android.provider.Settings.Global.PACKAGE_VERIFIER_DEFAULT_RESPONSE, 12168 DEFAULT_VERIFICATION_RESPONSE); 12169 } 12170 12171 /** 12172 * Check whether or not package verification has been enabled. 12173 * 12174 * @return true if verification should be performed 12175 */ 12176 private boolean isVerificationEnabled(int userId, int installFlags) { 12177 if (!DEFAULT_VERIFY_ENABLE) { 12178 return false; 12179 } 12180 // Ephemeral apps don't get the full verification treatment 12181 if ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0) { 12182 if (DEBUG_EPHEMERAL) { 12183 Slog.d(TAG, "INSTALL_EPHEMERAL so skipping verification"); 12184 } 12185 return false; 12186 } 12187 12188 boolean ensureVerifyAppsEnabled = isUserRestricted(userId, UserManager.ENSURE_VERIFY_APPS); 12189 12190 // Check if installing from ADB 12191 if ((installFlags & PackageManager.INSTALL_FROM_ADB) != 0) { 12192 // Do not run verification in a test harness environment 12193 if (ActivityManager.isRunningInTestHarness()) { 12194 return false; 12195 } 12196 if (ensureVerifyAppsEnabled) { 12197 return true; 12198 } 12199 // Check if the developer does not want package verification for ADB installs 12200 if (android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12201 android.provider.Settings.Global.PACKAGE_VERIFIER_INCLUDE_ADB, 1) == 0) { 12202 return false; 12203 } 12204 } 12205 12206 if (ensureVerifyAppsEnabled) { 12207 return true; 12208 } 12209 12210 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 12211 android.provider.Settings.Global.PACKAGE_VERIFIER_ENABLE, 1) == 1; 12212 } 12213 12214 @Override 12215 public void verifyIntentFilter(int id, int verificationCode, List<String> failedDomains) 12216 throws RemoteException { 12217 mContext.enforceCallingOrSelfPermission( 12218 Manifest.permission.INTENT_FILTER_VERIFICATION_AGENT, 12219 "Only intentfilter verification agents can verify applications"); 12220 12221 final Message msg = mHandler.obtainMessage(INTENT_FILTER_VERIFIED); 12222 final IntentFilterVerificationResponse response = new IntentFilterVerificationResponse( 12223 Binder.getCallingUid(), verificationCode, failedDomains); 12224 msg.arg1 = id; 12225 msg.obj = response; 12226 mHandler.sendMessage(msg); 12227 } 12228 12229 @Override 12230 public int getIntentVerificationStatus(String packageName, int userId) { 12231 synchronized (mPackages) { 12232 return mSettings.getIntentFilterVerificationStatusLPr(packageName, userId); 12233 } 12234 } 12235 12236 @Override 12237 public boolean updateIntentVerificationStatus(String packageName, int status, int userId) { 12238 mContext.enforceCallingOrSelfPermission( 12239 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12240 12241 boolean result = false; 12242 synchronized (mPackages) { 12243 result = mSettings.updateIntentFilterVerificationStatusLPw(packageName, status, userId); 12244 } 12245 if (result) { 12246 scheduleWritePackageRestrictionsLocked(userId); 12247 } 12248 return result; 12249 } 12250 12251 @Override 12252 public @NonNull ParceledListSlice<IntentFilterVerificationInfo> getIntentFilterVerifications( 12253 String packageName) { 12254 synchronized (mPackages) { 12255 return new ParceledListSlice<>(mSettings.getIntentFilterVerificationsLPr(packageName)); 12256 } 12257 } 12258 12259 @Override 12260 public @NonNull ParceledListSlice<IntentFilter> getAllIntentFilters(String packageName) { 12261 if (TextUtils.isEmpty(packageName)) { 12262 return ParceledListSlice.emptyList(); 12263 } 12264 synchronized (mPackages) { 12265 PackageParser.Package pkg = mPackages.get(packageName); 12266 if (pkg == null || pkg.activities == null) { 12267 return ParceledListSlice.emptyList(); 12268 } 12269 final int count = pkg.activities.size(); 12270 ArrayList<IntentFilter> result = new ArrayList<>(); 12271 for (int n=0; n<count; n++) { 12272 PackageParser.Activity activity = pkg.activities.get(n); 12273 if (activity.intents != null && activity.intents.size() > 0) { 12274 result.addAll(activity.intents); 12275 } 12276 } 12277 return new ParceledListSlice<>(result); 12278 } 12279 } 12280 12281 @Override 12282 public boolean setDefaultBrowserPackageName(String packageName, int userId) { 12283 mContext.enforceCallingOrSelfPermission( 12284 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 12285 12286 synchronized (mPackages) { 12287 boolean result = mSettings.setDefaultBrowserPackageNameLPw(packageName, userId); 12288 if (packageName != null) { 12289 result |= updateIntentVerificationStatus(packageName, 12290 PackageManager.INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS, 12291 userId); 12292 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultBrowserLPr( 12293 packageName, userId); 12294 } 12295 return result; 12296 } 12297 } 12298 12299 @Override 12300 public String getDefaultBrowserPackageName(int userId) { 12301 synchronized (mPackages) { 12302 return mSettings.getDefaultBrowserPackageNameLPw(userId); 12303 } 12304 } 12305 12306 /** 12307 * Get the "allow unknown sources" setting. 12308 * 12309 * @return the current "allow unknown sources" setting 12310 */ 12311 private int getUnknownSourcesSettings() { 12312 return android.provider.Settings.Secure.getInt(mContext.getContentResolver(), 12313 android.provider.Settings.Secure.INSTALL_NON_MARKET_APPS, 12314 -1); 12315 } 12316 12317 @Override 12318 public void setInstallerPackageName(String targetPackage, String installerPackageName) { 12319 final int uid = Binder.getCallingUid(); 12320 // writer 12321 synchronized (mPackages) { 12322 PackageSetting targetPackageSetting = mSettings.mPackages.get(targetPackage); 12323 if (targetPackageSetting == null) { 12324 throw new IllegalArgumentException("Unknown target package: " + targetPackage); 12325 } 12326 12327 PackageSetting installerPackageSetting; 12328 if (installerPackageName != null) { 12329 installerPackageSetting = mSettings.mPackages.get(installerPackageName); 12330 if (installerPackageSetting == null) { 12331 throw new IllegalArgumentException("Unknown installer package: " 12332 + installerPackageName); 12333 } 12334 } else { 12335 installerPackageSetting = null; 12336 } 12337 12338 Signature[] callerSignature; 12339 Object obj = mSettings.getUserIdLPr(uid); 12340 if (obj != null) { 12341 if (obj instanceof SharedUserSetting) { 12342 callerSignature = ((SharedUserSetting)obj).signatures.mSignatures; 12343 } else if (obj instanceof PackageSetting) { 12344 callerSignature = ((PackageSetting)obj).signatures.mSignatures; 12345 } else { 12346 throw new SecurityException("Bad object " + obj + " for uid " + uid); 12347 } 12348 } else { 12349 throw new SecurityException("Unknown calling UID: " + uid); 12350 } 12351 12352 // Verify: can't set installerPackageName to a package that is 12353 // not signed with the same cert as the caller. 12354 if (installerPackageSetting != null) { 12355 if (compareSignatures(callerSignature, 12356 installerPackageSetting.signatures.mSignatures) 12357 != PackageManager.SIGNATURE_MATCH) { 12358 throw new SecurityException( 12359 "Caller does not have same cert as new installer package " 12360 + installerPackageName); 12361 } 12362 } 12363 12364 // Verify: if target already has an installer package, it must 12365 // be signed with the same cert as the caller. 12366 if (targetPackageSetting.installerPackageName != null) { 12367 PackageSetting setting = mSettings.mPackages.get( 12368 targetPackageSetting.installerPackageName); 12369 // If the currently set package isn't valid, then it's always 12370 // okay to change it. 12371 if (setting != null) { 12372 if (compareSignatures(callerSignature, 12373 setting.signatures.mSignatures) 12374 != PackageManager.SIGNATURE_MATCH) { 12375 throw new SecurityException( 12376 "Caller does not have same cert as old installer package " 12377 + targetPackageSetting.installerPackageName); 12378 } 12379 } 12380 } 12381 12382 // Okay! 12383 targetPackageSetting.installerPackageName = installerPackageName; 12384 if (installerPackageName != null) { 12385 mSettings.mInstallerPackages.add(installerPackageName); 12386 } 12387 scheduleWriteSettingsLocked(); 12388 } 12389 } 12390 12391 private void processPendingInstall(final InstallArgs args, final int currentStatus) { 12392 // Queue up an async operation since the package installation may take a little while. 12393 mHandler.post(new Runnable() { 12394 public void run() { 12395 mHandler.removeCallbacks(this); 12396 // Result object to be returned 12397 PackageInstalledInfo res = new PackageInstalledInfo(); 12398 res.setReturnCode(currentStatus); 12399 res.uid = -1; 12400 res.pkg = null; 12401 res.removedInfo = null; 12402 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 12403 args.doPreInstall(res.returnCode); 12404 synchronized (mInstallLock) { 12405 installPackageTracedLI(args, res); 12406 } 12407 args.doPostInstall(res.returnCode, res.uid); 12408 } 12409 12410 // A restore should be performed at this point if (a) the install 12411 // succeeded, (b) the operation is not an update, and (c) the new 12412 // package has not opted out of backup participation. 12413 final boolean update = res.removedInfo != null 12414 && res.removedInfo.removedPackage != null; 12415 final int flags = (res.pkg == null) ? 0 : res.pkg.applicationInfo.flags; 12416 boolean doRestore = !update 12417 && ((flags & ApplicationInfo.FLAG_ALLOW_BACKUP) != 0); 12418 12419 // Set up the post-install work request bookkeeping. This will be used 12420 // and cleaned up by the post-install event handling regardless of whether 12421 // there's a restore pass performed. Token values are >= 1. 12422 int token; 12423 if (mNextInstallToken < 0) mNextInstallToken = 1; 12424 token = mNextInstallToken++; 12425 12426 PostInstallData data = new PostInstallData(args, res); 12427 mRunningInstalls.put(token, data); 12428 if (DEBUG_INSTALL) Log.v(TAG, "+ starting restore round-trip " + token); 12429 12430 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED && doRestore) { 12431 // Pass responsibility to the Backup Manager. It will perform a 12432 // restore if appropriate, then pass responsibility back to the 12433 // Package Manager to run the post-install observer callbacks 12434 // and broadcasts. 12435 IBackupManager bm = IBackupManager.Stub.asInterface( 12436 ServiceManager.getService(Context.BACKUP_SERVICE)); 12437 if (bm != null) { 12438 if (DEBUG_INSTALL) Log.v(TAG, "token " + token 12439 + " to BM for possible restore"); 12440 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "restore", token); 12441 try { 12442 // TODO: http://b/22388012 12443 if (bm.isBackupServiceActive(UserHandle.USER_SYSTEM)) { 12444 bm.restoreAtInstall(res.pkg.applicationInfo.packageName, token); 12445 } else { 12446 doRestore = false; 12447 } 12448 } catch (RemoteException e) { 12449 // can't happen; the backup manager is local 12450 } catch (Exception e) { 12451 Slog.e(TAG, "Exception trying to enqueue restore", e); 12452 doRestore = false; 12453 } 12454 } else { 12455 Slog.e(TAG, "Backup Manager not found!"); 12456 doRestore = false; 12457 } 12458 } 12459 12460 if (!doRestore) { 12461 // No restore possible, or the Backup Manager was mysteriously not 12462 // available -- just fire the post-install work request directly. 12463 if (DEBUG_INSTALL) Log.v(TAG, "No restore - queue post-install for " + token); 12464 12465 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "postInstall", token); 12466 12467 Message msg = mHandler.obtainMessage(POST_INSTALL, token, 0); 12468 mHandler.sendMessage(msg); 12469 } 12470 } 12471 }); 12472 } 12473 12474 /** 12475 * Callback from PackageSettings whenever an app is first transitioned out of the 12476 * 'stopped' state. Normally we just issue the broadcast, but we can't do that if 12477 * the app was "launched" for a restoreAtInstall operation. Therefore we check 12478 * here whether the app is the target of an ongoing install, and only send the 12479 * broadcast immediately if it is not in that state. If it *is* undergoing a restore, 12480 * the first-launch broadcast will be sent implicitly on that basis in POST_INSTALL 12481 * handling. 12482 */ 12483 void notifyFirstLaunch(final String pkgName, final String installerPackage, final int userId) { 12484 // Serialize this with the rest of the install-process message chain. In the 12485 // restore-at-install case, this Runnable will necessarily run before the 12486 // POST_INSTALL message is processed, so the contents of mRunningInstalls 12487 // are coherent. In the non-restore case, the app has already completed install 12488 // and been launched through some other means, so it is not in a problematic 12489 // state for observers to see the FIRST_LAUNCH signal. 12490 mHandler.post(new Runnable() { 12491 @Override 12492 public void run() { 12493 for (int i = 0; i < mRunningInstalls.size(); i++) { 12494 final PostInstallData data = mRunningInstalls.valueAt(i); 12495 if (data.res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 12496 continue; 12497 } 12498 if (pkgName.equals(data.res.pkg.applicationInfo.packageName)) { 12499 // right package; but is it for the right user? 12500 for (int uIndex = 0; uIndex < data.res.newUsers.length; uIndex++) { 12501 if (userId == data.res.newUsers[uIndex]) { 12502 if (DEBUG_BACKUP) { 12503 Slog.i(TAG, "Package " + pkgName 12504 + " being restored so deferring FIRST_LAUNCH"); 12505 } 12506 return; 12507 } 12508 } 12509 } 12510 } 12511 // didn't find it, so not being restored 12512 if (DEBUG_BACKUP) { 12513 Slog.i(TAG, "Package " + pkgName + " sending normal FIRST_LAUNCH"); 12514 } 12515 sendFirstLaunchBroadcast(pkgName, installerPackage, new int[] {userId}); 12516 } 12517 }); 12518 } 12519 12520 private void sendFirstLaunchBroadcast(String pkgName, String installerPkg, int[] userIds) { 12521 sendPackageBroadcast(Intent.ACTION_PACKAGE_FIRST_LAUNCH, pkgName, null, 0, 12522 installerPkg, null, userIds); 12523 } 12524 12525 private abstract class HandlerParams { 12526 private static final int MAX_RETRIES = 4; 12527 12528 /** 12529 * Number of times startCopy() has been attempted and had a non-fatal 12530 * error. 12531 */ 12532 private int mRetries = 0; 12533 12534 /** User handle for the user requesting the information or installation. */ 12535 private final UserHandle mUser; 12536 String traceMethod; 12537 int traceCookie; 12538 12539 HandlerParams(UserHandle user) { 12540 mUser = user; 12541 } 12542 12543 UserHandle getUser() { 12544 return mUser; 12545 } 12546 12547 HandlerParams setTraceMethod(String traceMethod) { 12548 this.traceMethod = traceMethod; 12549 return this; 12550 } 12551 12552 HandlerParams setTraceCookie(int traceCookie) { 12553 this.traceCookie = traceCookie; 12554 return this; 12555 } 12556 12557 final boolean startCopy() { 12558 boolean res; 12559 try { 12560 if (DEBUG_INSTALL) Slog.i(TAG, "startCopy " + mUser + ": " + this); 12561 12562 if (++mRetries > MAX_RETRIES) { 12563 Slog.w(TAG, "Failed to invoke remote methods on default container service. Giving up"); 12564 mHandler.sendEmptyMessage(MCS_GIVE_UP); 12565 handleServiceError(); 12566 return false; 12567 } else { 12568 handleStartCopy(); 12569 res = true; 12570 } 12571 } catch (RemoteException e) { 12572 if (DEBUG_INSTALL) Slog.i(TAG, "Posting install MCS_RECONNECT"); 12573 mHandler.sendEmptyMessage(MCS_RECONNECT); 12574 res = false; 12575 } 12576 handleReturnCode(); 12577 return res; 12578 } 12579 12580 final void serviceError() { 12581 if (DEBUG_INSTALL) Slog.i(TAG, "serviceError"); 12582 handleServiceError(); 12583 handleReturnCode(); 12584 } 12585 12586 abstract void handleStartCopy() throws RemoteException; 12587 abstract void handleServiceError(); 12588 abstract void handleReturnCode(); 12589 } 12590 12591 class MeasureParams extends HandlerParams { 12592 private final PackageStats mStats; 12593 private boolean mSuccess; 12594 12595 private final IPackageStatsObserver mObserver; 12596 12597 public MeasureParams(PackageStats stats, IPackageStatsObserver observer) { 12598 super(new UserHandle(stats.userHandle)); 12599 mObserver = observer; 12600 mStats = stats; 12601 } 12602 12603 @Override 12604 public String toString() { 12605 return "MeasureParams{" 12606 + Integer.toHexString(System.identityHashCode(this)) 12607 + " " + mStats.packageName + "}"; 12608 } 12609 12610 @Override 12611 void handleStartCopy() throws RemoteException { 12612 synchronized (mInstallLock) { 12613 mSuccess = getPackageSizeInfoLI(mStats.packageName, mStats.userHandle, mStats); 12614 } 12615 12616 if (mSuccess) { 12617 boolean mounted = false; 12618 try { 12619 final String status = Environment.getExternalStorageState(); 12620 mounted = (Environment.MEDIA_MOUNTED.equals(status) 12621 || Environment.MEDIA_MOUNTED_READ_ONLY.equals(status)); 12622 } catch (Exception e) { 12623 } 12624 12625 if (mounted) { 12626 final UserEnvironment userEnv = new UserEnvironment(mStats.userHandle); 12627 12628 mStats.externalCacheSize = calculateDirectorySize(mContainerService, 12629 userEnv.buildExternalStorageAppCacheDirs(mStats.packageName)); 12630 12631 mStats.externalDataSize = calculateDirectorySize(mContainerService, 12632 userEnv.buildExternalStorageAppDataDirs(mStats.packageName)); 12633 12634 // Always subtract cache size, since it's a subdirectory 12635 mStats.externalDataSize -= mStats.externalCacheSize; 12636 12637 mStats.externalMediaSize = calculateDirectorySize(mContainerService, 12638 userEnv.buildExternalStorageAppMediaDirs(mStats.packageName)); 12639 12640 mStats.externalObbSize = calculateDirectorySize(mContainerService, 12641 userEnv.buildExternalStorageAppObbDirs(mStats.packageName)); 12642 } 12643 } 12644 } 12645 12646 @Override 12647 void handleReturnCode() { 12648 if (mObserver != null) { 12649 try { 12650 mObserver.onGetStatsCompleted(mStats, mSuccess); 12651 } catch (RemoteException e) { 12652 Slog.i(TAG, "Observer no longer exists."); 12653 } 12654 } 12655 } 12656 12657 @Override 12658 void handleServiceError() { 12659 Slog.e(TAG, "Could not measure application " + mStats.packageName 12660 + " external storage"); 12661 } 12662 } 12663 12664 private static long calculateDirectorySize(IMediaContainerService mcs, File[] paths) 12665 throws RemoteException { 12666 long result = 0; 12667 for (File path : paths) { 12668 result += mcs.calculateDirectorySize(path.getAbsolutePath()); 12669 } 12670 return result; 12671 } 12672 12673 private static void clearDirectory(IMediaContainerService mcs, File[] paths) { 12674 for (File path : paths) { 12675 try { 12676 mcs.clearDirectory(path.getAbsolutePath()); 12677 } catch (RemoteException e) { 12678 } 12679 } 12680 } 12681 12682 static class OriginInfo { 12683 /** 12684 * Location where install is coming from, before it has been 12685 * copied/renamed into place. This could be a single monolithic APK 12686 * file, or a cluster directory. This location may be untrusted. 12687 */ 12688 final File file; 12689 final String cid; 12690 12691 /** 12692 * Flag indicating that {@link #file} or {@link #cid} has already been 12693 * staged, meaning downstream users don't need to defensively copy the 12694 * contents. 12695 */ 12696 final boolean staged; 12697 12698 /** 12699 * Flag indicating that {@link #file} or {@link #cid} is an already 12700 * installed app that is being moved. 12701 */ 12702 final boolean existing; 12703 12704 final String resolvedPath; 12705 final File resolvedFile; 12706 12707 static OriginInfo fromNothing() { 12708 return new OriginInfo(null, null, false, false); 12709 } 12710 12711 static OriginInfo fromUntrustedFile(File file) { 12712 return new OriginInfo(file, null, false, false); 12713 } 12714 12715 static OriginInfo fromExistingFile(File file) { 12716 return new OriginInfo(file, null, false, true); 12717 } 12718 12719 static OriginInfo fromStagedFile(File file) { 12720 return new OriginInfo(file, null, true, false); 12721 } 12722 12723 static OriginInfo fromStagedContainer(String cid) { 12724 return new OriginInfo(null, cid, true, false); 12725 } 12726 12727 private OriginInfo(File file, String cid, boolean staged, boolean existing) { 12728 this.file = file; 12729 this.cid = cid; 12730 this.staged = staged; 12731 this.existing = existing; 12732 12733 if (cid != null) { 12734 resolvedPath = PackageHelper.getSdDir(cid); 12735 resolvedFile = new File(resolvedPath); 12736 } else if (file != null) { 12737 resolvedPath = file.getAbsolutePath(); 12738 resolvedFile = file; 12739 } else { 12740 resolvedPath = null; 12741 resolvedFile = null; 12742 } 12743 } 12744 } 12745 12746 static class MoveInfo { 12747 final int moveId; 12748 final String fromUuid; 12749 final String toUuid; 12750 final String packageName; 12751 final String dataAppName; 12752 final int appId; 12753 final String seinfo; 12754 final int targetSdkVersion; 12755 12756 public MoveInfo(int moveId, String fromUuid, String toUuid, String packageName, 12757 String dataAppName, int appId, String seinfo, int targetSdkVersion) { 12758 this.moveId = moveId; 12759 this.fromUuid = fromUuid; 12760 this.toUuid = toUuid; 12761 this.packageName = packageName; 12762 this.dataAppName = dataAppName; 12763 this.appId = appId; 12764 this.seinfo = seinfo; 12765 this.targetSdkVersion = targetSdkVersion; 12766 } 12767 } 12768 12769 static class VerificationInfo { 12770 /** A constant used to indicate that a uid value is not present. */ 12771 public static final int NO_UID = -1; 12772 12773 /** URI referencing where the package was downloaded from. */ 12774 final Uri originatingUri; 12775 12776 /** HTTP referrer URI associated with the originatingURI. */ 12777 final Uri referrer; 12778 12779 /** UID of the application that the install request originated from. */ 12780 final int originatingUid; 12781 12782 /** UID of application requesting the install */ 12783 final int installerUid; 12784 12785 VerificationInfo(Uri originatingUri, Uri referrer, int originatingUid, int installerUid) { 12786 this.originatingUri = originatingUri; 12787 this.referrer = referrer; 12788 this.originatingUid = originatingUid; 12789 this.installerUid = installerUid; 12790 } 12791 } 12792 12793 class InstallParams extends HandlerParams { 12794 final OriginInfo origin; 12795 final MoveInfo move; 12796 final IPackageInstallObserver2 observer; 12797 int installFlags; 12798 final String installerPackageName; 12799 final String volumeUuid; 12800 private InstallArgs mArgs; 12801 private int mRet; 12802 final String packageAbiOverride; 12803 final String[] grantedRuntimePermissions; 12804 final VerificationInfo verificationInfo; 12805 final Certificate[][] certificates; 12806 12807 InstallParams(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 12808 int installFlags, String installerPackageName, String volumeUuid, 12809 VerificationInfo verificationInfo, UserHandle user, String packageAbiOverride, 12810 String[] grantedPermissions, Certificate[][] certificates) { 12811 super(user); 12812 this.origin = origin; 12813 this.move = move; 12814 this.observer = observer; 12815 this.installFlags = installFlags; 12816 this.installerPackageName = installerPackageName; 12817 this.volumeUuid = volumeUuid; 12818 this.verificationInfo = verificationInfo; 12819 this.packageAbiOverride = packageAbiOverride; 12820 this.grantedRuntimePermissions = grantedPermissions; 12821 this.certificates = certificates; 12822 } 12823 12824 @Override 12825 public String toString() { 12826 return "InstallParams{" + Integer.toHexString(System.identityHashCode(this)) 12827 + " file=" + origin.file + " cid=" + origin.cid + "}"; 12828 } 12829 12830 private int installLocationPolicy(PackageInfoLite pkgLite) { 12831 String packageName = pkgLite.packageName; 12832 int installLocation = pkgLite.installLocation; 12833 boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12834 // reader 12835 synchronized (mPackages) { 12836 // Currently installed package which the new package is attempting to replace or 12837 // null if no such package is installed. 12838 PackageParser.Package installedPkg = mPackages.get(packageName); 12839 // Package which currently owns the data which the new package will own if installed. 12840 // If an app is unstalled while keeping data (e.g., adb uninstall -k), installedPkg 12841 // will be null whereas dataOwnerPkg will contain information about the package 12842 // which was uninstalled while keeping its data. 12843 PackageParser.Package dataOwnerPkg = installedPkg; 12844 if (dataOwnerPkg == null) { 12845 PackageSetting ps = mSettings.mPackages.get(packageName); 12846 if (ps != null) { 12847 dataOwnerPkg = ps.pkg; 12848 } 12849 } 12850 12851 if (dataOwnerPkg != null) { 12852 // If installed, the package will get access to data left on the device by its 12853 // predecessor. As a security measure, this is permited only if this is not a 12854 // version downgrade or if the predecessor package is marked as debuggable and 12855 // a downgrade is explicitly requested. 12856 // 12857 // On debuggable platform builds, downgrades are permitted even for 12858 // non-debuggable packages to make testing easier. Debuggable platform builds do 12859 // not offer security guarantees and thus it's OK to disable some security 12860 // mechanisms to make debugging/testing easier on those builds. However, even on 12861 // debuggable builds downgrades of packages are permitted only if requested via 12862 // installFlags. This is because we aim to keep the behavior of debuggable 12863 // platform builds as close as possible to the behavior of non-debuggable 12864 // platform builds. 12865 final boolean downgradeRequested = 12866 (installFlags & PackageManager.INSTALL_ALLOW_DOWNGRADE) != 0; 12867 final boolean packageDebuggable = 12868 (dataOwnerPkg.applicationInfo.flags 12869 & ApplicationInfo.FLAG_DEBUGGABLE) != 0; 12870 final boolean downgradePermitted = 12871 (downgradeRequested) && ((Build.IS_DEBUGGABLE) || (packageDebuggable)); 12872 if (!downgradePermitted) { 12873 try { 12874 checkDowngrade(dataOwnerPkg, pkgLite); 12875 } catch (PackageManagerException e) { 12876 Slog.w(TAG, "Downgrade detected: " + e.getMessage()); 12877 return PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE; 12878 } 12879 } 12880 } 12881 12882 if (installedPkg != null) { 12883 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 12884 // Check for updated system application. 12885 if ((installedPkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0) { 12886 if (onSd) { 12887 Slog.w(TAG, "Cannot install update to system app on sdcard"); 12888 return PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION; 12889 } 12890 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12891 } else { 12892 if (onSd) { 12893 // Install flag overrides everything. 12894 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12895 } 12896 // If current upgrade specifies particular preference 12897 if (installLocation == PackageInfo.INSTALL_LOCATION_INTERNAL_ONLY) { 12898 // Application explicitly specified internal. 12899 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12900 } else if (installLocation == PackageInfo.INSTALL_LOCATION_PREFER_EXTERNAL) { 12901 // App explictly prefers external. Let policy decide 12902 } else { 12903 // Prefer previous location 12904 if (isExternal(installedPkg)) { 12905 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12906 } 12907 return PackageHelper.RECOMMEND_INSTALL_INTERNAL; 12908 } 12909 } 12910 } else { 12911 // Invalid install. Return error code 12912 return PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS; 12913 } 12914 } 12915 } 12916 // All the special cases have been taken care of. 12917 // Return result based on recommended install location. 12918 if (onSd) { 12919 return PackageHelper.RECOMMEND_INSTALL_EXTERNAL; 12920 } 12921 return pkgLite.recommendedInstallLocation; 12922 } 12923 12924 /* 12925 * Invoke remote method to get package information and install 12926 * location values. Override install location based on default 12927 * policy if needed and then create install arguments based 12928 * on the install location. 12929 */ 12930 public void handleStartCopy() throws RemoteException { 12931 int ret = PackageManager.INSTALL_SUCCEEDED; 12932 12933 // If we're already staged, we've firmly committed to an install location 12934 if (origin.staged) { 12935 if (origin.file != null) { 12936 installFlags |= PackageManager.INSTALL_INTERNAL; 12937 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 12938 } else if (origin.cid != null) { 12939 installFlags |= PackageManager.INSTALL_EXTERNAL; 12940 installFlags &= ~PackageManager.INSTALL_INTERNAL; 12941 } else { 12942 throw new IllegalStateException("Invalid stage location"); 12943 } 12944 } 12945 12946 final boolean onSd = (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 12947 final boolean onInt = (installFlags & PackageManager.INSTALL_INTERNAL) != 0; 12948 final boolean ephemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 12949 PackageInfoLite pkgLite = null; 12950 12951 if (onInt && onSd) { 12952 // Check if both bits are set. 12953 Slog.w(TAG, "Conflicting flags specified for installing on both internal and external"); 12954 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12955 } else if (onSd && ephemeral) { 12956 Slog.w(TAG, "Conflicting flags specified for installing ephemeral on external"); 12957 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 12958 } else { 12959 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, installFlags, 12960 packageAbiOverride); 12961 12962 if (DEBUG_EPHEMERAL && ephemeral) { 12963 Slog.v(TAG, "pkgLite for install: " + pkgLite); 12964 } 12965 12966 /* 12967 * If we have too little free space, try to free cache 12968 * before giving up. 12969 */ 12970 if (!origin.staged && pkgLite.recommendedInstallLocation 12971 == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 12972 // TODO: focus freeing disk space on the target device 12973 final StorageManager storage = StorageManager.from(mContext); 12974 final long lowThreshold = storage.getStorageLowBytes( 12975 Environment.getDataDirectory()); 12976 12977 final long sizeBytes = mContainerService.calculateInstalledSize( 12978 origin.resolvedPath, isForwardLocked(), packageAbiOverride); 12979 12980 try { 12981 mInstaller.freeCache(null, sizeBytes + lowThreshold); 12982 pkgLite = mContainerService.getMinimalPackageInfo(origin.resolvedPath, 12983 installFlags, packageAbiOverride); 12984 } catch (InstallerException e) { 12985 Slog.w(TAG, "Failed to free cache", e); 12986 } 12987 12988 /* 12989 * The cache free must have deleted the file we 12990 * downloaded to install. 12991 * 12992 * TODO: fix the "freeCache" call to not delete 12993 * the file we care about. 12994 */ 12995 if (pkgLite.recommendedInstallLocation 12996 == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 12997 pkgLite.recommendedInstallLocation 12998 = PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE; 12999 } 13000 } 13001 } 13002 13003 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13004 int loc = pkgLite.recommendedInstallLocation; 13005 if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_LOCATION) { 13006 ret = PackageManager.INSTALL_FAILED_INVALID_INSTALL_LOCATION; 13007 } else if (loc == PackageHelper.RECOMMEND_FAILED_ALREADY_EXISTS) { 13008 ret = PackageManager.INSTALL_FAILED_ALREADY_EXISTS; 13009 } else if (loc == PackageHelper.RECOMMEND_FAILED_INSUFFICIENT_STORAGE) { 13010 ret = PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13011 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_APK) { 13012 ret = PackageManager.INSTALL_FAILED_INVALID_APK; 13013 } else if (loc == PackageHelper.RECOMMEND_FAILED_INVALID_URI) { 13014 ret = PackageManager.INSTALL_FAILED_INVALID_URI; 13015 } else if (loc == PackageHelper.RECOMMEND_MEDIA_UNAVAILABLE) { 13016 ret = PackageManager.INSTALL_FAILED_MEDIA_UNAVAILABLE; 13017 } else { 13018 // Override with defaults if needed. 13019 loc = installLocationPolicy(pkgLite); 13020 if (loc == PackageHelper.RECOMMEND_FAILED_VERSION_DOWNGRADE) { 13021 ret = PackageManager.INSTALL_FAILED_VERSION_DOWNGRADE; 13022 } else if (!onSd && !onInt) { 13023 // Override install location with flags 13024 if (loc == PackageHelper.RECOMMEND_INSTALL_EXTERNAL) { 13025 // Set the flag to install on external media. 13026 installFlags |= PackageManager.INSTALL_EXTERNAL; 13027 installFlags &= ~PackageManager.INSTALL_INTERNAL; 13028 } else if (loc == PackageHelper.RECOMMEND_INSTALL_EPHEMERAL) { 13029 if (DEBUG_EPHEMERAL) { 13030 Slog.v(TAG, "...setting INSTALL_EPHEMERAL install flag"); 13031 } 13032 installFlags |= PackageManager.INSTALL_EPHEMERAL; 13033 installFlags &= ~(PackageManager.INSTALL_EXTERNAL 13034 |PackageManager.INSTALL_INTERNAL); 13035 } else { 13036 // Make sure the flag for installing on external 13037 // media is unset 13038 installFlags |= PackageManager.INSTALL_INTERNAL; 13039 installFlags &= ~PackageManager.INSTALL_EXTERNAL; 13040 } 13041 } 13042 } 13043 } 13044 13045 final InstallArgs args = createInstallArgs(this); 13046 mArgs = args; 13047 13048 if (ret == PackageManager.INSTALL_SUCCEEDED) { 13049 // TODO: http://b/22976637 13050 // Apps installed for "all" users use the device owner to verify the app 13051 UserHandle verifierUser = getUser(); 13052 if (verifierUser == UserHandle.ALL) { 13053 verifierUser = UserHandle.SYSTEM; 13054 } 13055 13056 /* 13057 * Determine if we have any installed package verifiers. If we 13058 * do, then we'll defer to them to verify the packages. 13059 */ 13060 final int requiredUid = mRequiredVerifierPackage == null ? -1 13061 : getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 13062 verifierUser.getIdentifier()); 13063 if (!origin.existing && requiredUid != -1 13064 && isVerificationEnabled(verifierUser.getIdentifier(), installFlags)) { 13065 final Intent verification = new Intent( 13066 Intent.ACTION_PACKAGE_NEEDS_VERIFICATION); 13067 verification.addFlags(Intent.FLAG_RECEIVER_FOREGROUND); 13068 verification.setDataAndType(Uri.fromFile(new File(origin.resolvedPath)), 13069 PACKAGE_MIME_TYPE); 13070 verification.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); 13071 13072 // Query all live verifiers based on current user state 13073 final List<ResolveInfo> receivers = queryIntentReceiversInternal(verification, 13074 PACKAGE_MIME_TYPE, 0, verifierUser.getIdentifier()); 13075 13076 if (DEBUG_VERIFY) { 13077 Slog.d(TAG, "Found " + receivers.size() + " verifiers for intent " 13078 + verification.toString() + " with " + pkgLite.verifiers.length 13079 + " optional verifiers"); 13080 } 13081 13082 final int verificationId = mPendingVerificationToken++; 13083 13084 verification.putExtra(PackageManager.EXTRA_VERIFICATION_ID, verificationId); 13085 13086 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_PACKAGE, 13087 installerPackageName); 13088 13089 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALL_FLAGS, 13090 installFlags); 13091 13092 verification.putExtra(PackageManager.EXTRA_VERIFICATION_PACKAGE_NAME, 13093 pkgLite.packageName); 13094 13095 verification.putExtra(PackageManager.EXTRA_VERIFICATION_VERSION_CODE, 13096 pkgLite.versionCode); 13097 13098 if (verificationInfo != null) { 13099 if (verificationInfo.originatingUri != null) { 13100 verification.putExtra(Intent.EXTRA_ORIGINATING_URI, 13101 verificationInfo.originatingUri); 13102 } 13103 if (verificationInfo.referrer != null) { 13104 verification.putExtra(Intent.EXTRA_REFERRER, 13105 verificationInfo.referrer); 13106 } 13107 if (verificationInfo.originatingUid >= 0) { 13108 verification.putExtra(Intent.EXTRA_ORIGINATING_UID, 13109 verificationInfo.originatingUid); 13110 } 13111 if (verificationInfo.installerUid >= 0) { 13112 verification.putExtra(PackageManager.EXTRA_VERIFICATION_INSTALLER_UID, 13113 verificationInfo.installerUid); 13114 } 13115 } 13116 13117 final PackageVerificationState verificationState = new PackageVerificationState( 13118 requiredUid, args); 13119 13120 mPendingVerification.append(verificationId, verificationState); 13121 13122 final List<ComponentName> sufficientVerifiers = matchVerifiers(pkgLite, 13123 receivers, verificationState); 13124 13125 /* 13126 * If any sufficient verifiers were listed in the package 13127 * manifest, attempt to ask them. 13128 */ 13129 if (sufficientVerifiers != null) { 13130 final int N = sufficientVerifiers.size(); 13131 if (N == 0) { 13132 Slog.i(TAG, "Additional verifiers required, but none installed."); 13133 ret = PackageManager.INSTALL_FAILED_VERIFICATION_FAILURE; 13134 } else { 13135 for (int i = 0; i < N; i++) { 13136 final ComponentName verifierComponent = sufficientVerifiers.get(i); 13137 13138 final Intent sufficientIntent = new Intent(verification); 13139 sufficientIntent.setComponent(verifierComponent); 13140 mContext.sendBroadcastAsUser(sufficientIntent, verifierUser); 13141 } 13142 } 13143 } 13144 13145 final ComponentName requiredVerifierComponent = matchComponentForVerifier( 13146 mRequiredVerifierPackage, receivers); 13147 if (ret == PackageManager.INSTALL_SUCCEEDED 13148 && mRequiredVerifierPackage != null) { 13149 Trace.asyncTraceBegin( 13150 TRACE_TAG_PACKAGE_MANAGER, "verification", verificationId); 13151 /* 13152 * Send the intent to the required verification agent, 13153 * but only start the verification timeout after the 13154 * target BroadcastReceivers have run. 13155 */ 13156 verification.setComponent(requiredVerifierComponent); 13157 mContext.sendOrderedBroadcastAsUser(verification, verifierUser, 13158 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 13159 new BroadcastReceiver() { 13160 @Override 13161 public void onReceive(Context context, Intent intent) { 13162 final Message msg = mHandler 13163 .obtainMessage(CHECK_PENDING_VERIFICATION); 13164 msg.arg1 = verificationId; 13165 mHandler.sendMessageDelayed(msg, getVerificationTimeout()); 13166 } 13167 }, null, 0, null, null); 13168 13169 /* 13170 * We don't want the copy to proceed until verification 13171 * succeeds, so null out this field. 13172 */ 13173 mArgs = null; 13174 } 13175 } else { 13176 /* 13177 * No package verification is enabled, so immediately start 13178 * the remote call to initiate copy using temporary file. 13179 */ 13180 ret = args.copyApk(mContainerService, true); 13181 } 13182 } 13183 13184 mRet = ret; 13185 } 13186 13187 @Override 13188 void handleReturnCode() { 13189 // If mArgs is null, then MCS couldn't be reached. When it 13190 // reconnects, it will try again to install. At that point, this 13191 // will succeed. 13192 if (mArgs != null) { 13193 processPendingInstall(mArgs, mRet); 13194 } 13195 } 13196 13197 @Override 13198 void handleServiceError() { 13199 mArgs = createInstallArgs(this); 13200 mRet = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13201 } 13202 13203 public boolean isForwardLocked() { 13204 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13205 } 13206 } 13207 13208 /** 13209 * Used during creation of InstallArgs 13210 * 13211 * @param installFlags package installation flags 13212 * @return true if should be installed on external storage 13213 */ 13214 private static boolean installOnExternalAsec(int installFlags) { 13215 if ((installFlags & PackageManager.INSTALL_INTERNAL) != 0) { 13216 return false; 13217 } 13218 if ((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) { 13219 return true; 13220 } 13221 return false; 13222 } 13223 13224 /** 13225 * Used during creation of InstallArgs 13226 * 13227 * @param installFlags package installation flags 13228 * @return true if should be installed as forward locked 13229 */ 13230 private static boolean installForwardLocked(int installFlags) { 13231 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13232 } 13233 13234 private InstallArgs createInstallArgs(InstallParams params) { 13235 if (params.move != null) { 13236 return new MoveInstallArgs(params); 13237 } else if (installOnExternalAsec(params.installFlags) || params.isForwardLocked()) { 13238 return new AsecInstallArgs(params); 13239 } else { 13240 return new FileInstallArgs(params); 13241 } 13242 } 13243 13244 /** 13245 * Create args that describe an existing installed package. Typically used 13246 * when cleaning up old installs, or used as a move source. 13247 */ 13248 private InstallArgs createInstallArgsForExisting(int installFlags, String codePath, 13249 String resourcePath, String[] instructionSets) { 13250 final boolean isInAsec; 13251 if (installOnExternalAsec(installFlags)) { 13252 /* Apps on SD card are always in ASEC containers. */ 13253 isInAsec = true; 13254 } else if (installForwardLocked(installFlags) 13255 && !codePath.startsWith(mDrmAppPrivateInstallDir.getAbsolutePath())) { 13256 /* 13257 * Forward-locked apps are only in ASEC containers if they're the 13258 * new style 13259 */ 13260 isInAsec = true; 13261 } else { 13262 isInAsec = false; 13263 } 13264 13265 if (isInAsec) { 13266 return new AsecInstallArgs(codePath, instructionSets, 13267 installOnExternalAsec(installFlags), installForwardLocked(installFlags)); 13268 } else { 13269 return new FileInstallArgs(codePath, resourcePath, instructionSets); 13270 } 13271 } 13272 13273 static abstract class InstallArgs { 13274 /** @see InstallParams#origin */ 13275 final OriginInfo origin; 13276 /** @see InstallParams#move */ 13277 final MoveInfo move; 13278 13279 final IPackageInstallObserver2 observer; 13280 // Always refers to PackageManager flags only 13281 final int installFlags; 13282 final String installerPackageName; 13283 final String volumeUuid; 13284 final UserHandle user; 13285 final String abiOverride; 13286 final String[] installGrantPermissions; 13287 /** If non-null, drop an async trace when the install completes */ 13288 final String traceMethod; 13289 final int traceCookie; 13290 final Certificate[][] certificates; 13291 13292 // The list of instruction sets supported by this app. This is currently 13293 // only used during the rmdex() phase to clean up resources. We can get rid of this 13294 // if we move dex files under the common app path. 13295 /* nullable */ String[] instructionSets; 13296 13297 InstallArgs(OriginInfo origin, MoveInfo move, IPackageInstallObserver2 observer, 13298 int installFlags, String installerPackageName, String volumeUuid, 13299 UserHandle user, String[] instructionSets, 13300 String abiOverride, String[] installGrantPermissions, 13301 String traceMethod, int traceCookie, Certificate[][] certificates) { 13302 this.origin = origin; 13303 this.move = move; 13304 this.installFlags = installFlags; 13305 this.observer = observer; 13306 this.installerPackageName = installerPackageName; 13307 this.volumeUuid = volumeUuid; 13308 this.user = user; 13309 this.instructionSets = instructionSets; 13310 this.abiOverride = abiOverride; 13311 this.installGrantPermissions = installGrantPermissions; 13312 this.traceMethod = traceMethod; 13313 this.traceCookie = traceCookie; 13314 this.certificates = certificates; 13315 } 13316 13317 abstract int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException; 13318 abstract int doPreInstall(int status); 13319 13320 /** 13321 * Rename package into final resting place. All paths on the given 13322 * scanned package should be updated to reflect the rename. 13323 */ 13324 abstract boolean doRename(int status, PackageParser.Package pkg, String oldCodePath); 13325 abstract int doPostInstall(int status, int uid); 13326 13327 /** @see PackageSettingBase#codePathString */ 13328 abstract String getCodePath(); 13329 /** @see PackageSettingBase#resourcePathString */ 13330 abstract String getResourcePath(); 13331 13332 // Need installer lock especially for dex file removal. 13333 abstract void cleanUpResourcesLI(); 13334 abstract boolean doPostDeleteLI(boolean delete); 13335 13336 /** 13337 * Called before the source arguments are copied. This is used mostly 13338 * for MoveParams when it needs to read the source file to put it in the 13339 * destination. 13340 */ 13341 int doPreCopy() { 13342 return PackageManager.INSTALL_SUCCEEDED; 13343 } 13344 13345 /** 13346 * Called after the source arguments are copied. This is used mostly for 13347 * MoveParams when it needs to read the source file to put it in the 13348 * destination. 13349 */ 13350 int doPostCopy(int uid) { 13351 return PackageManager.INSTALL_SUCCEEDED; 13352 } 13353 13354 protected boolean isFwdLocked() { 13355 return (installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0; 13356 } 13357 13358 protected boolean isExternalAsec() { 13359 return (installFlags & PackageManager.INSTALL_EXTERNAL) != 0; 13360 } 13361 13362 protected boolean isEphemeral() { 13363 return (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13364 } 13365 13366 UserHandle getUser() { 13367 return user; 13368 } 13369 } 13370 13371 private void removeDexFiles(List<String> allCodePaths, String[] instructionSets) { 13372 if (!allCodePaths.isEmpty()) { 13373 if (instructionSets == null) { 13374 throw new IllegalStateException("instructionSet == null"); 13375 } 13376 String[] dexCodeInstructionSets = getDexCodeInstructionSets(instructionSets); 13377 for (String codePath : allCodePaths) { 13378 for (String dexCodeInstructionSet : dexCodeInstructionSets) { 13379 try { 13380 mInstaller.rmdex(codePath, dexCodeInstructionSet); 13381 } catch (InstallerException ignored) { 13382 } 13383 } 13384 } 13385 } 13386 } 13387 13388 /** 13389 * Logic to handle installation of non-ASEC applications, including copying 13390 * and renaming logic. 13391 */ 13392 class FileInstallArgs extends InstallArgs { 13393 private File codeFile; 13394 private File resourceFile; 13395 13396 // Example topology: 13397 // /data/app/com.example/base.apk 13398 // /data/app/com.example/split_foo.apk 13399 // /data/app/com.example/lib/arm/libfoo.so 13400 // /data/app/com.example/lib/arm64/libfoo.so 13401 // /data/app/com.example/dalvik/arm/base.apk@classes.dex 13402 13403 /** New install */ 13404 FileInstallArgs(InstallParams params) { 13405 super(params.origin, params.move, params.observer, params.installFlags, 13406 params.installerPackageName, params.volumeUuid, 13407 params.getUser(), null /*instructionSets*/, params.packageAbiOverride, 13408 params.grantedRuntimePermissions, 13409 params.traceMethod, params.traceCookie, params.certificates); 13410 if (isFwdLocked()) { 13411 throw new IllegalArgumentException("Forward locking only supported in ASEC"); 13412 } 13413 } 13414 13415 /** Existing install */ 13416 FileInstallArgs(String codePath, String resourcePath, String[] instructionSets) { 13417 super(OriginInfo.fromNothing(), null, null, 0, null, null, null, instructionSets, 13418 null, null, null, 0, null /*certificates*/); 13419 this.codeFile = (codePath != null) ? new File(codePath) : null; 13420 this.resourceFile = (resourcePath != null) ? new File(resourcePath) : null; 13421 } 13422 13423 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13424 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "copyApk"); 13425 try { 13426 return doCopyApk(imcs, temp); 13427 } finally { 13428 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 13429 } 13430 } 13431 13432 private int doCopyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13433 if (origin.staged) { 13434 if (DEBUG_INSTALL) Slog.d(TAG, origin.file + " already staged; skipping copy"); 13435 codeFile = origin.file; 13436 resourceFile = origin.file; 13437 return PackageManager.INSTALL_SUCCEEDED; 13438 } 13439 13440 try { 13441 final boolean isEphemeral = (installFlags & PackageManager.INSTALL_EPHEMERAL) != 0; 13442 final File tempDir = 13443 mInstallerService.allocateStageDirLegacy(volumeUuid, isEphemeral); 13444 codeFile = tempDir; 13445 resourceFile = tempDir; 13446 } catch (IOException e) { 13447 Slog.w(TAG, "Failed to create copy file: " + e); 13448 return PackageManager.INSTALL_FAILED_INSUFFICIENT_STORAGE; 13449 } 13450 13451 final IParcelFileDescriptorFactory target = new IParcelFileDescriptorFactory.Stub() { 13452 @Override 13453 public ParcelFileDescriptor open(String name, int mode) throws RemoteException { 13454 if (!FileUtils.isValidExtFilename(name)) { 13455 throw new IllegalArgumentException("Invalid filename: " + name); 13456 } 13457 try { 13458 final File file = new File(codeFile, name); 13459 final FileDescriptor fd = Os.open(file.getAbsolutePath(), 13460 O_RDWR | O_CREAT, 0644); 13461 Os.chmod(file.getAbsolutePath(), 0644); 13462 return new ParcelFileDescriptor(fd); 13463 } catch (ErrnoException e) { 13464 throw new RemoteException("Failed to open: " + e.getMessage()); 13465 } 13466 } 13467 }; 13468 13469 int ret = PackageManager.INSTALL_SUCCEEDED; 13470 ret = imcs.copyPackage(origin.file.getAbsolutePath(), target); 13471 if (ret != PackageManager.INSTALL_SUCCEEDED) { 13472 Slog.e(TAG, "Failed to copy package"); 13473 return ret; 13474 } 13475 13476 final File libraryRoot = new File(codeFile, LIB_DIR_NAME); 13477 NativeLibraryHelper.Handle handle = null; 13478 try { 13479 handle = NativeLibraryHelper.Handle.create(codeFile); 13480 ret = NativeLibraryHelper.copyNativeBinariesWithOverride(handle, libraryRoot, 13481 abiOverride); 13482 } catch (IOException e) { 13483 Slog.e(TAG, "Copying native libraries failed", e); 13484 ret = PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13485 } finally { 13486 IoUtils.closeQuietly(handle); 13487 } 13488 13489 return ret; 13490 } 13491 13492 int doPreInstall(int status) { 13493 if (status != PackageManager.INSTALL_SUCCEEDED) { 13494 cleanUp(); 13495 } 13496 return status; 13497 } 13498 13499 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13500 if (status != PackageManager.INSTALL_SUCCEEDED) { 13501 cleanUp(); 13502 return false; 13503 } 13504 13505 final File targetDir = codeFile.getParentFile(); 13506 final File beforeCodeFile = codeFile; 13507 final File afterCodeFile = getNextCodePath(targetDir, pkg.packageName); 13508 13509 if (DEBUG_INSTALL) Slog.d(TAG, "Renaming " + beforeCodeFile + " to " + afterCodeFile); 13510 try { 13511 Os.rename(beforeCodeFile.getAbsolutePath(), afterCodeFile.getAbsolutePath()); 13512 } catch (ErrnoException e) { 13513 Slog.w(TAG, "Failed to rename", e); 13514 return false; 13515 } 13516 13517 if (!SELinux.restoreconRecursive(afterCodeFile)) { 13518 Slog.w(TAG, "Failed to restorecon"); 13519 return false; 13520 } 13521 13522 // Reflect the rename internally 13523 codeFile = afterCodeFile; 13524 resourceFile = afterCodeFile; 13525 13526 // Reflect the rename in scanned details 13527 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13528 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13529 afterCodeFile, pkg.baseCodePath)); 13530 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13531 afterCodeFile, pkg.splitCodePaths)); 13532 13533 // Reflect the rename in app info 13534 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13535 pkg.setApplicationInfoCodePath(pkg.codePath); 13536 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13537 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13538 pkg.setApplicationInfoResourcePath(pkg.codePath); 13539 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13540 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13541 13542 return true; 13543 } 13544 13545 int doPostInstall(int status, int uid) { 13546 if (status != PackageManager.INSTALL_SUCCEEDED) { 13547 cleanUp(); 13548 } 13549 return status; 13550 } 13551 13552 @Override 13553 String getCodePath() { 13554 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 13555 } 13556 13557 @Override 13558 String getResourcePath() { 13559 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 13560 } 13561 13562 private boolean cleanUp() { 13563 if (codeFile == null || !codeFile.exists()) { 13564 return false; 13565 } 13566 13567 removeCodePathLI(codeFile); 13568 13569 if (resourceFile != null && !FileUtils.contains(codeFile, resourceFile)) { 13570 resourceFile.delete(); 13571 } 13572 13573 return true; 13574 } 13575 13576 void cleanUpResourcesLI() { 13577 // Try enumerating all code paths before deleting 13578 List<String> allCodePaths = Collections.EMPTY_LIST; 13579 if (codeFile != null && codeFile.exists()) { 13580 try { 13581 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13582 allCodePaths = pkg.getAllCodePaths(); 13583 } catch (PackageParserException e) { 13584 // Ignored; we tried our best 13585 } 13586 } 13587 13588 cleanUp(); 13589 removeDexFiles(allCodePaths, instructionSets); 13590 } 13591 13592 boolean doPostDeleteLI(boolean delete) { 13593 // XXX err, shouldn't we respect the delete flag? 13594 cleanUpResourcesLI(); 13595 return true; 13596 } 13597 } 13598 13599 private boolean isAsecExternal(String cid) { 13600 final String asecPath = PackageHelper.getSdFilesystem(cid); 13601 return !asecPath.startsWith(mAsecInternalPath); 13602 } 13603 13604 private static void maybeThrowExceptionForMultiArchCopy(String message, int copyRet) throws 13605 PackageManagerException { 13606 if (copyRet < 0) { 13607 if (copyRet != PackageManager.NO_NATIVE_LIBRARIES && 13608 copyRet != PackageManager.INSTALL_FAILED_NO_MATCHING_ABIS) { 13609 throw new PackageManagerException(copyRet, message); 13610 } 13611 } 13612 } 13613 13614 /** 13615 * Extract the MountService "container ID" from the full code path of an 13616 * .apk. 13617 */ 13618 static String cidFromCodePath(String fullCodePath) { 13619 int eidx = fullCodePath.lastIndexOf("/"); 13620 String subStr1 = fullCodePath.substring(0, eidx); 13621 int sidx = subStr1.lastIndexOf("/"); 13622 return subStr1.substring(sidx+1, eidx); 13623 } 13624 13625 /** 13626 * Logic to handle installation of ASEC applications, including copying and 13627 * renaming logic. 13628 */ 13629 class AsecInstallArgs extends InstallArgs { 13630 static final String RES_FILE_NAME = "pkg.apk"; 13631 static final String PUBLIC_RES_FILE_NAME = "res.zip"; 13632 13633 String cid; 13634 String packagePath; 13635 String resourcePath; 13636 13637 /** New install */ 13638 AsecInstallArgs(InstallParams params) { 13639 super(params.origin, params.move, params.observer, params.installFlags, 13640 params.installerPackageName, params.volumeUuid, 13641 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13642 params.grantedRuntimePermissions, 13643 params.traceMethod, params.traceCookie, params.certificates); 13644 } 13645 13646 /** Existing install */ 13647 AsecInstallArgs(String fullCodePath, String[] instructionSets, 13648 boolean isExternal, boolean isForwardLocked) { 13649 super(OriginInfo.fromNothing(), null, null, (isExternal ? INSTALL_EXTERNAL : 0) 13650 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13651 instructionSets, null, null, null, 0, null /*certificates*/); 13652 // Hackily pretend we're still looking at a full code path 13653 if (!fullCodePath.endsWith(RES_FILE_NAME)) { 13654 fullCodePath = new File(fullCodePath, RES_FILE_NAME).getAbsolutePath(); 13655 } 13656 13657 // Extract cid from fullCodePath 13658 int eidx = fullCodePath.lastIndexOf("/"); 13659 String subStr1 = fullCodePath.substring(0, eidx); 13660 int sidx = subStr1.lastIndexOf("/"); 13661 cid = subStr1.substring(sidx+1, eidx); 13662 setMountPath(subStr1); 13663 } 13664 13665 AsecInstallArgs(String cid, String[] instructionSets, boolean isForwardLocked) { 13666 super(OriginInfo.fromNothing(), null, null, (isAsecExternal(cid) ? INSTALL_EXTERNAL : 0) 13667 | (isForwardLocked ? INSTALL_FORWARD_LOCK : 0), null, null, null, 13668 instructionSets, null, null, null, 0, null /*certificates*/); 13669 this.cid = cid; 13670 setMountPath(PackageHelper.getSdDir(cid)); 13671 } 13672 13673 void createCopyFile() { 13674 cid = mInstallerService.allocateExternalStageCidLegacy(); 13675 } 13676 13677 int copyApk(IMediaContainerService imcs, boolean temp) throws RemoteException { 13678 if (origin.staged && origin.cid != null) { 13679 if (DEBUG_INSTALL) Slog.d(TAG, origin.cid + " already staged; skipping copy"); 13680 cid = origin.cid; 13681 setMountPath(PackageHelper.getSdDir(cid)); 13682 return PackageManager.INSTALL_SUCCEEDED; 13683 } 13684 13685 if (temp) { 13686 createCopyFile(); 13687 } else { 13688 /* 13689 * Pre-emptively destroy the container since it's destroyed if 13690 * copying fails due to it existing anyway. 13691 */ 13692 PackageHelper.destroySdDir(cid); 13693 } 13694 13695 final String newMountPath = imcs.copyPackageToContainer( 13696 origin.file.getAbsolutePath(), cid, getEncryptKey(), isExternalAsec(), 13697 isFwdLocked(), deriveAbiOverride(abiOverride, null /* settings */)); 13698 13699 if (newMountPath != null) { 13700 setMountPath(newMountPath); 13701 return PackageManager.INSTALL_SUCCEEDED; 13702 } else { 13703 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13704 } 13705 } 13706 13707 @Override 13708 String getCodePath() { 13709 return packagePath; 13710 } 13711 13712 @Override 13713 String getResourcePath() { 13714 return resourcePath; 13715 } 13716 13717 int doPreInstall(int status) { 13718 if (status != PackageManager.INSTALL_SUCCEEDED) { 13719 // Destroy container 13720 PackageHelper.destroySdDir(cid); 13721 } else { 13722 boolean mounted = PackageHelper.isContainerMounted(cid); 13723 if (!mounted) { 13724 String newMountPath = PackageHelper.mountSdDir(cid, getEncryptKey(), 13725 Process.SYSTEM_UID); 13726 if (newMountPath != null) { 13727 setMountPath(newMountPath); 13728 } else { 13729 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13730 } 13731 } 13732 } 13733 return status; 13734 } 13735 13736 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13737 String newCacheId = getNextCodePath(oldCodePath, pkg.packageName, "/" + RES_FILE_NAME); 13738 String newMountPath = null; 13739 if (PackageHelper.isContainerMounted(cid)) { 13740 // Unmount the container 13741 if (!PackageHelper.unMountSdDir(cid)) { 13742 Slog.i(TAG, "Failed to unmount " + cid + " before renaming"); 13743 return false; 13744 } 13745 } 13746 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13747 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId + 13748 " which might be stale. Will try to clean up."); 13749 // Clean up the stale container and proceed to recreate. 13750 if (!PackageHelper.destroySdDir(newCacheId)) { 13751 Slog.e(TAG, "Very strange. Cannot clean up stale container " + newCacheId); 13752 return false; 13753 } 13754 // Successfully cleaned up stale container. Try to rename again. 13755 if (!PackageHelper.renameSdDir(cid, newCacheId)) { 13756 Slog.e(TAG, "Failed to rename " + cid + " to " + newCacheId 13757 + " inspite of cleaning it up."); 13758 return false; 13759 } 13760 } 13761 if (!PackageHelper.isContainerMounted(newCacheId)) { 13762 Slog.w(TAG, "Mounting container " + newCacheId); 13763 newMountPath = PackageHelper.mountSdDir(newCacheId, 13764 getEncryptKey(), Process.SYSTEM_UID); 13765 } else { 13766 newMountPath = PackageHelper.getSdDir(newCacheId); 13767 } 13768 if (newMountPath == null) { 13769 Slog.w(TAG, "Failed to get cache path for " + newCacheId); 13770 return false; 13771 } 13772 Log.i(TAG, "Succesfully renamed " + cid + 13773 " to " + newCacheId + 13774 " at new path: " + newMountPath); 13775 cid = newCacheId; 13776 13777 final File beforeCodeFile = new File(packagePath); 13778 setMountPath(newMountPath); 13779 final File afterCodeFile = new File(packagePath); 13780 13781 // Reflect the rename in scanned details 13782 pkg.setCodePath(afterCodeFile.getAbsolutePath()); 13783 pkg.setBaseCodePath(FileUtils.rewriteAfterRename(beforeCodeFile, 13784 afterCodeFile, pkg.baseCodePath)); 13785 pkg.setSplitCodePaths(FileUtils.rewriteAfterRename(beforeCodeFile, 13786 afterCodeFile, pkg.splitCodePaths)); 13787 13788 // Reflect the rename in app info 13789 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13790 pkg.setApplicationInfoCodePath(pkg.codePath); 13791 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13792 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13793 pkg.setApplicationInfoResourcePath(pkg.codePath); 13794 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13795 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13796 13797 return true; 13798 } 13799 13800 private void setMountPath(String mountPath) { 13801 final File mountFile = new File(mountPath); 13802 13803 final File monolithicFile = new File(mountFile, RES_FILE_NAME); 13804 if (monolithicFile.exists()) { 13805 packagePath = monolithicFile.getAbsolutePath(); 13806 if (isFwdLocked()) { 13807 resourcePath = new File(mountFile, PUBLIC_RES_FILE_NAME).getAbsolutePath(); 13808 } else { 13809 resourcePath = packagePath; 13810 } 13811 } else { 13812 packagePath = mountFile.getAbsolutePath(); 13813 resourcePath = packagePath; 13814 } 13815 } 13816 13817 int doPostInstall(int status, int uid) { 13818 if (status != PackageManager.INSTALL_SUCCEEDED) { 13819 cleanUp(); 13820 } else { 13821 final int groupOwner; 13822 final String protectedFile; 13823 if (isFwdLocked()) { 13824 groupOwner = UserHandle.getSharedAppGid(uid); 13825 protectedFile = RES_FILE_NAME; 13826 } else { 13827 groupOwner = -1; 13828 protectedFile = null; 13829 } 13830 13831 if (uid < Process.FIRST_APPLICATION_UID 13832 || !PackageHelper.fixSdPermissions(cid, groupOwner, protectedFile)) { 13833 Slog.e(TAG, "Failed to finalize " + cid); 13834 PackageHelper.destroySdDir(cid); 13835 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13836 } 13837 13838 boolean mounted = PackageHelper.isContainerMounted(cid); 13839 if (!mounted) { 13840 PackageHelper.mountSdDir(cid, getEncryptKey(), Process.myUid()); 13841 } 13842 } 13843 return status; 13844 } 13845 13846 private void cleanUp() { 13847 if (DEBUG_SD_INSTALL) Slog.i(TAG, "cleanUp"); 13848 13849 // Destroy secure container 13850 PackageHelper.destroySdDir(cid); 13851 } 13852 13853 private List<String> getAllCodePaths() { 13854 final File codeFile = new File(getCodePath()); 13855 if (codeFile != null && codeFile.exists()) { 13856 try { 13857 final PackageLite pkg = PackageParser.parsePackageLite(codeFile, 0); 13858 return pkg.getAllCodePaths(); 13859 } catch (PackageParserException e) { 13860 // Ignored; we tried our best 13861 } 13862 } 13863 return Collections.EMPTY_LIST; 13864 } 13865 13866 void cleanUpResourcesLI() { 13867 // Enumerate all code paths before deleting 13868 cleanUpResourcesLI(getAllCodePaths()); 13869 } 13870 13871 private void cleanUpResourcesLI(List<String> allCodePaths) { 13872 cleanUp(); 13873 removeDexFiles(allCodePaths, instructionSets); 13874 } 13875 13876 String getPackageName() { 13877 return getAsecPackageName(cid); 13878 } 13879 13880 boolean doPostDeleteLI(boolean delete) { 13881 if (DEBUG_SD_INSTALL) Slog.i(TAG, "doPostDeleteLI() del=" + delete); 13882 final List<String> allCodePaths = getAllCodePaths(); 13883 boolean mounted = PackageHelper.isContainerMounted(cid); 13884 if (mounted) { 13885 // Unmount first 13886 if (PackageHelper.unMountSdDir(cid)) { 13887 mounted = false; 13888 } 13889 } 13890 if (!mounted && delete) { 13891 cleanUpResourcesLI(allCodePaths); 13892 } 13893 return !mounted; 13894 } 13895 13896 @Override 13897 int doPreCopy() { 13898 if (isFwdLocked()) { 13899 if (!PackageHelper.fixSdPermissions(cid, getPackageUid(DEFAULT_CONTAINER_PACKAGE, 13900 MATCH_SYSTEM_ONLY, UserHandle.USER_SYSTEM), RES_FILE_NAME)) { 13901 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13902 } 13903 } 13904 13905 return PackageManager.INSTALL_SUCCEEDED; 13906 } 13907 13908 @Override 13909 int doPostCopy(int uid) { 13910 if (isFwdLocked()) { 13911 if (uid < Process.FIRST_APPLICATION_UID 13912 || !PackageHelper.fixSdPermissions(cid, UserHandle.getSharedAppGid(uid), 13913 RES_FILE_NAME)) { 13914 Slog.e(TAG, "Failed to finalize " + cid); 13915 PackageHelper.destroySdDir(cid); 13916 return PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 13917 } 13918 } 13919 13920 return PackageManager.INSTALL_SUCCEEDED; 13921 } 13922 } 13923 13924 /** 13925 * Logic to handle movement of existing installed applications. 13926 */ 13927 class MoveInstallArgs extends InstallArgs { 13928 private File codeFile; 13929 private File resourceFile; 13930 13931 /** New install */ 13932 MoveInstallArgs(InstallParams params) { 13933 super(params.origin, params.move, params.observer, params.installFlags, 13934 params.installerPackageName, params.volumeUuid, 13935 params.getUser(), null /* instruction sets */, params.packageAbiOverride, 13936 params.grantedRuntimePermissions, 13937 params.traceMethod, params.traceCookie, params.certificates); 13938 } 13939 13940 int copyApk(IMediaContainerService imcs, boolean temp) { 13941 if (DEBUG_INSTALL) Slog.d(TAG, "Moving " + move.packageName + " from " 13942 + move.fromUuid + " to " + move.toUuid); 13943 synchronized (mInstaller) { 13944 try { 13945 mInstaller.moveCompleteApp(move.fromUuid, move.toUuid, move.packageName, 13946 move.dataAppName, move.appId, move.seinfo, move.targetSdkVersion); 13947 } catch (InstallerException e) { 13948 Slog.w(TAG, "Failed to move app", e); 13949 return PackageManager.INSTALL_FAILED_INTERNAL_ERROR; 13950 } 13951 } 13952 13953 codeFile = new File(Environment.getDataAppDirectory(move.toUuid), move.dataAppName); 13954 resourceFile = codeFile; 13955 if (DEBUG_INSTALL) Slog.d(TAG, "codeFile after move is " + codeFile); 13956 13957 return PackageManager.INSTALL_SUCCEEDED; 13958 } 13959 13960 int doPreInstall(int status) { 13961 if (status != PackageManager.INSTALL_SUCCEEDED) { 13962 cleanUp(move.toUuid); 13963 } 13964 return status; 13965 } 13966 13967 boolean doRename(int status, PackageParser.Package pkg, String oldCodePath) { 13968 if (status != PackageManager.INSTALL_SUCCEEDED) { 13969 cleanUp(move.toUuid); 13970 return false; 13971 } 13972 13973 // Reflect the move in app info 13974 pkg.setApplicationVolumeUuid(pkg.volumeUuid); 13975 pkg.setApplicationInfoCodePath(pkg.codePath); 13976 pkg.setApplicationInfoBaseCodePath(pkg.baseCodePath); 13977 pkg.setApplicationInfoSplitCodePaths(pkg.splitCodePaths); 13978 pkg.setApplicationInfoResourcePath(pkg.codePath); 13979 pkg.setApplicationInfoBaseResourcePath(pkg.baseCodePath); 13980 pkg.setApplicationInfoSplitResourcePaths(pkg.splitCodePaths); 13981 13982 return true; 13983 } 13984 13985 int doPostInstall(int status, int uid) { 13986 if (status == PackageManager.INSTALL_SUCCEEDED) { 13987 cleanUp(move.fromUuid); 13988 } else { 13989 cleanUp(move.toUuid); 13990 } 13991 return status; 13992 } 13993 13994 @Override 13995 String getCodePath() { 13996 return (codeFile != null) ? codeFile.getAbsolutePath() : null; 13997 } 13998 13999 @Override 14000 String getResourcePath() { 14001 return (resourceFile != null) ? resourceFile.getAbsolutePath() : null; 14002 } 14003 14004 private boolean cleanUp(String volumeUuid) { 14005 final File codeFile = new File(Environment.getDataAppDirectory(volumeUuid), 14006 move.dataAppName); 14007 Slog.d(TAG, "Cleaning up " + move.packageName + " on " + volumeUuid); 14008 final int[] userIds = sUserManager.getUserIds(); 14009 synchronized (mInstallLock) { 14010 // Clean up both app data and code 14011 // All package moves are frozen until finished 14012 for (int userId : userIds) { 14013 try { 14014 mInstaller.destroyAppData(volumeUuid, move.packageName, userId, 14015 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 0); 14016 } catch (InstallerException e) { 14017 Slog.w(TAG, String.valueOf(e)); 14018 } 14019 } 14020 removeCodePathLI(codeFile); 14021 } 14022 return true; 14023 } 14024 14025 void cleanUpResourcesLI() { 14026 throw new UnsupportedOperationException(); 14027 } 14028 14029 boolean doPostDeleteLI(boolean delete) { 14030 throw new UnsupportedOperationException(); 14031 } 14032 } 14033 14034 static String getAsecPackageName(String packageCid) { 14035 int idx = packageCid.lastIndexOf("-"); 14036 if (idx == -1) { 14037 return packageCid; 14038 } 14039 return packageCid.substring(0, idx); 14040 } 14041 14042 // Utility method used to create code paths based on package name and available index. 14043 private static String getNextCodePath(String oldCodePath, String prefix, String suffix) { 14044 String idxStr = ""; 14045 int idx = 1; 14046 // Fall back to default value of idx=1 if prefix is not 14047 // part of oldCodePath 14048 if (oldCodePath != null) { 14049 String subStr = oldCodePath; 14050 // Drop the suffix right away 14051 if (suffix != null && subStr.endsWith(suffix)) { 14052 subStr = subStr.substring(0, subStr.length() - suffix.length()); 14053 } 14054 // If oldCodePath already contains prefix find out the 14055 // ending index to either increment or decrement. 14056 int sidx = subStr.lastIndexOf(prefix); 14057 if (sidx != -1) { 14058 subStr = subStr.substring(sidx + prefix.length()); 14059 if (subStr != null) { 14060 if (subStr.startsWith(INSTALL_PACKAGE_SUFFIX)) { 14061 subStr = subStr.substring(INSTALL_PACKAGE_SUFFIX.length()); 14062 } 14063 try { 14064 idx = Integer.parseInt(subStr); 14065 if (idx <= 1) { 14066 idx++; 14067 } else { 14068 idx--; 14069 } 14070 } catch(NumberFormatException e) { 14071 } 14072 } 14073 } 14074 } 14075 idxStr = INSTALL_PACKAGE_SUFFIX + Integer.toString(idx); 14076 return prefix + idxStr; 14077 } 14078 14079 private File getNextCodePath(File targetDir, String packageName) { 14080 int suffix = 1; 14081 File result; 14082 do { 14083 result = new File(targetDir, packageName + "-" + suffix); 14084 suffix++; 14085 } while (result.exists()); 14086 return result; 14087 } 14088 14089 // Utility method that returns the relative package path with respect 14090 // to the installation directory. Like say for /data/data/com.test-1.apk 14091 // string com.test-1 is returned. 14092 static String deriveCodePathName(String codePath) { 14093 if (codePath == null) { 14094 return null; 14095 } 14096 final File codeFile = new File(codePath); 14097 final String name = codeFile.getName(); 14098 if (codeFile.isDirectory()) { 14099 return name; 14100 } else if (name.endsWith(".apk") || name.endsWith(".tmp")) { 14101 final int lastDot = name.lastIndexOf('.'); 14102 return name.substring(0, lastDot); 14103 } else { 14104 Slog.w(TAG, "Odd, " + codePath + " doesn't look like an APK"); 14105 return null; 14106 } 14107 } 14108 14109 static class PackageInstalledInfo { 14110 String name; 14111 int uid; 14112 // The set of users that originally had this package installed. 14113 int[] origUsers; 14114 // The set of users that now have this package installed. 14115 int[] newUsers; 14116 PackageParser.Package pkg; 14117 int returnCode; 14118 String returnMsg; 14119 PackageRemovedInfo removedInfo; 14120 ArrayMap<String, PackageInstalledInfo> addedChildPackages; 14121 14122 public void setError(int code, String msg) { 14123 setReturnCode(code); 14124 setReturnMessage(msg); 14125 Slog.w(TAG, msg); 14126 } 14127 14128 public void setError(String msg, PackageParserException e) { 14129 setReturnCode(e.error); 14130 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14131 Slog.w(TAG, msg, e); 14132 } 14133 14134 public void setError(String msg, PackageManagerException e) { 14135 returnCode = e.error; 14136 setReturnMessage(ExceptionUtils.getCompleteMessage(msg, e)); 14137 Slog.w(TAG, msg, e); 14138 } 14139 14140 public void setReturnCode(int returnCode) { 14141 this.returnCode = returnCode; 14142 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14143 for (int i = 0; i < childCount; i++) { 14144 addedChildPackages.valueAt(i).returnCode = returnCode; 14145 } 14146 } 14147 14148 private void setReturnMessage(String returnMsg) { 14149 this.returnMsg = returnMsg; 14150 final int childCount = (addedChildPackages != null) ? addedChildPackages.size() : 0; 14151 for (int i = 0; i < childCount; i++) { 14152 addedChildPackages.valueAt(i).returnMsg = returnMsg; 14153 } 14154 } 14155 14156 // In some error cases we want to convey more info back to the observer 14157 String origPackage; 14158 String origPermission; 14159 } 14160 14161 /* 14162 * Install a non-existing package. 14163 */ 14164 private void installNewPackageLIF(PackageParser.Package pkg, final int policyFlags, 14165 int scanFlags, UserHandle user, String installerPackageName, String volumeUuid, 14166 PackageInstalledInfo res) { 14167 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installNewPackage"); 14168 14169 // Remember this for later, in case we need to rollback this install 14170 String pkgName = pkg.packageName; 14171 14172 if (DEBUG_INSTALL) Slog.d(TAG, "installNewPackageLI: " + pkg); 14173 14174 synchronized(mPackages) { 14175 if (mSettings.mRenamedPackages.containsKey(pkgName)) { 14176 // A package with the same name is already installed, though 14177 // it has been renamed to an older name. The package we 14178 // are trying to install should be installed as an update to 14179 // the existing one, but that has not been requested, so bail. 14180 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14181 + " without first uninstalling package running as " 14182 + mSettings.mRenamedPackages.get(pkgName)); 14183 return; 14184 } 14185 if (mPackages.containsKey(pkgName)) { 14186 // Don't allow installation over an existing package with the same name. 14187 res.setError(INSTALL_FAILED_ALREADY_EXISTS, "Attempt to re-install " + pkgName 14188 + " without first uninstalling."); 14189 return; 14190 } 14191 } 14192 14193 try { 14194 PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 14195 System.currentTimeMillis(), user); 14196 14197 updateSettingsLI(newPackage, installerPackageName, null, res, user); 14198 14199 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14200 prepareAppDataAfterInstallLIF(newPackage); 14201 14202 } else { 14203 // Remove package from internal structures, but keep around any 14204 // data that might have already existed 14205 deletePackageLIF(pkgName, UserHandle.ALL, false, null, 14206 PackageManager.DELETE_KEEP_DATA, res.removedInfo, true, null); 14207 } 14208 } catch (PackageManagerException e) { 14209 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14210 } 14211 14212 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14213 } 14214 14215 private boolean shouldCheckUpgradeKeySetLP(PackageSetting oldPs, int scanFlags) { 14216 // Can't rotate keys during boot or if sharedUser. 14217 if (oldPs == null || (scanFlags&SCAN_INITIAL) != 0 || oldPs.sharedUser != null 14218 || !oldPs.keySetData.isUsingUpgradeKeySets()) { 14219 return false; 14220 } 14221 // app is using upgradeKeySets; make sure all are valid 14222 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14223 long[] upgradeKeySets = oldPs.keySetData.getUpgradeKeySets(); 14224 for (int i = 0; i < upgradeKeySets.length; i++) { 14225 if (!ksms.isIdValidKeySetId(upgradeKeySets[i])) { 14226 Slog.wtf(TAG, "Package " 14227 + (oldPs.name != null ? oldPs.name : "<null>") 14228 + " contains upgrade-key-set reference to unknown key-set: " 14229 + upgradeKeySets[i] 14230 + " reverting to signatures check."); 14231 return false; 14232 } 14233 } 14234 return true; 14235 } 14236 14237 private boolean checkUpgradeKeySetLP(PackageSetting oldPS, PackageParser.Package newPkg) { 14238 // Upgrade keysets are being used. Determine if new package has a superset of the 14239 // required keys. 14240 long[] upgradeKeySets = oldPS.keySetData.getUpgradeKeySets(); 14241 KeySetManagerService ksms = mSettings.mKeySetManagerService; 14242 for (int i = 0; i < upgradeKeySets.length; i++) { 14243 Set<PublicKey> upgradeSet = ksms.getPublicKeysFromKeySetLPr(upgradeKeySets[i]); 14244 if (upgradeSet != null && newPkg.mSigningKeys.containsAll(upgradeSet)) { 14245 return true; 14246 } 14247 } 14248 return false; 14249 } 14250 14251 private static void updateDigest(MessageDigest digest, File file) throws IOException { 14252 try (DigestInputStream digestStream = 14253 new DigestInputStream(new FileInputStream(file), digest)) { 14254 while (digestStream.read() != -1) {} // nothing to do; just plow through the file 14255 } 14256 } 14257 14258 private void replacePackageLIF(PackageParser.Package pkg, final int policyFlags, int scanFlags, 14259 UserHandle user, String installerPackageName, PackageInstalledInfo res) { 14260 final boolean isEphemeral = (policyFlags & PackageParser.PARSE_IS_EPHEMERAL) != 0; 14261 14262 final PackageParser.Package oldPackage; 14263 final String pkgName = pkg.packageName; 14264 final int[] allUsers; 14265 final int[] installedUsers; 14266 14267 synchronized(mPackages) { 14268 oldPackage = mPackages.get(pkgName); 14269 if (DEBUG_INSTALL) Slog.d(TAG, "replacePackageLI: new=" + pkg + ", old=" + oldPackage); 14270 14271 // don't allow upgrade to target a release SDK from a pre-release SDK 14272 final boolean oldTargetsPreRelease = oldPackage.applicationInfo.targetSdkVersion 14273 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14274 final boolean newTargetsPreRelease = pkg.applicationInfo.targetSdkVersion 14275 == android.os.Build.VERSION_CODES.CUR_DEVELOPMENT; 14276 if (oldTargetsPreRelease 14277 && !newTargetsPreRelease 14278 && ((policyFlags & PackageParser.PARSE_FORCE_SDK) == 0)) { 14279 Slog.w(TAG, "Can't install package targeting released sdk"); 14280 res.setReturnCode(PackageManager.INSTALL_FAILED_UPDATE_INCOMPATIBLE); 14281 return; 14282 } 14283 14284 // don't allow an upgrade from full to ephemeral 14285 final boolean oldIsEphemeral = oldPackage.applicationInfo.isEphemeralApp(); 14286 if (isEphemeral && !oldIsEphemeral) { 14287 // can't downgrade from full to ephemeral 14288 Slog.w(TAG, "Can't replace app with ephemeral: " + pkgName); 14289 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14290 return; 14291 } 14292 14293 // verify signatures are valid 14294 final PackageSetting ps = mSettings.mPackages.get(pkgName); 14295 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 14296 if (!checkUpgradeKeySetLP(ps, pkg)) { 14297 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14298 "New package not signed by keys specified by upgrade-keysets: " 14299 + pkgName); 14300 return; 14301 } 14302 } else { 14303 // default to original signature matching 14304 if (compareSignatures(oldPackage.mSignatures, pkg.mSignatures) 14305 != PackageManager.SIGNATURE_MATCH) { 14306 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, 14307 "New package has a different signature: " + pkgName); 14308 return; 14309 } 14310 } 14311 14312 // don't allow a system upgrade unless the upgrade hash matches 14313 if (oldPackage.restrictUpdateHash != null && oldPackage.isSystemApp()) { 14314 byte[] digestBytes = null; 14315 try { 14316 final MessageDigest digest = MessageDigest.getInstance("SHA-512"); 14317 updateDigest(digest, new File(pkg.baseCodePath)); 14318 if (!ArrayUtils.isEmpty(pkg.splitCodePaths)) { 14319 for (String path : pkg.splitCodePaths) { 14320 updateDigest(digest, new File(path)); 14321 } 14322 } 14323 digestBytes = digest.digest(); 14324 } catch (NoSuchAlgorithmException | IOException e) { 14325 res.setError(INSTALL_FAILED_INVALID_APK, 14326 "Could not compute hash: " + pkgName); 14327 return; 14328 } 14329 if (!Arrays.equals(oldPackage.restrictUpdateHash, digestBytes)) { 14330 res.setError(INSTALL_FAILED_INVALID_APK, 14331 "New package fails restrict-update check: " + pkgName); 14332 return; 14333 } 14334 // retain upgrade restriction 14335 pkg.restrictUpdateHash = oldPackage.restrictUpdateHash; 14336 } 14337 14338 // Check for shared user id changes 14339 String invalidPackageName = 14340 getParentOrChildPackageChangedSharedUser(oldPackage, pkg); 14341 if (invalidPackageName != null) { 14342 res.setError(INSTALL_FAILED_SHARED_USER_INCOMPATIBLE, 14343 "Package " + invalidPackageName + " tried to change user " 14344 + oldPackage.mSharedUserId); 14345 return; 14346 } 14347 14348 // In case of rollback, remember per-user/profile install state 14349 allUsers = sUserManager.getUserIds(); 14350 installedUsers = ps.queryInstalledUsers(allUsers, true); 14351 } 14352 14353 // Update what is removed 14354 res.removedInfo = new PackageRemovedInfo(); 14355 res.removedInfo.uid = oldPackage.applicationInfo.uid; 14356 res.removedInfo.removedPackage = oldPackage.packageName; 14357 res.removedInfo.isUpdate = true; 14358 res.removedInfo.origUsers = installedUsers; 14359 final int childCount = (oldPackage.childPackages != null) 14360 ? oldPackage.childPackages.size() : 0; 14361 for (int i = 0; i < childCount; i++) { 14362 boolean childPackageUpdated = false; 14363 PackageParser.Package childPkg = oldPackage.childPackages.get(i); 14364 if (res.addedChildPackages != null) { 14365 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 14366 if (childRes != null) { 14367 childRes.removedInfo.uid = childPkg.applicationInfo.uid; 14368 childRes.removedInfo.removedPackage = childPkg.packageName; 14369 childRes.removedInfo.isUpdate = true; 14370 childPackageUpdated = true; 14371 } 14372 } 14373 if (!childPackageUpdated) { 14374 PackageRemovedInfo childRemovedRes = new PackageRemovedInfo(); 14375 childRemovedRes.removedPackage = childPkg.packageName; 14376 childRemovedRes.isUpdate = false; 14377 childRemovedRes.dataRemoved = true; 14378 synchronized (mPackages) { 14379 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14380 if (childPs != null) { 14381 childRemovedRes.origUsers = childPs.queryInstalledUsers(allUsers, true); 14382 } 14383 } 14384 if (res.removedInfo.removedChildPackages == null) { 14385 res.removedInfo.removedChildPackages = new ArrayMap<>(); 14386 } 14387 res.removedInfo.removedChildPackages.put(childPkg.packageName, childRemovedRes); 14388 } 14389 } 14390 14391 boolean sysPkg = (isSystemApp(oldPackage)); 14392 if (sysPkg) { 14393 // Set the system/privileged flags as needed 14394 final boolean privileged = 14395 (oldPackage.applicationInfo.privateFlags 14396 & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 14397 final int systemPolicyFlags = policyFlags 14398 | PackageParser.PARSE_IS_SYSTEM 14399 | (privileged ? PackageParser.PARSE_IS_PRIVILEGED : 0); 14400 14401 replaceSystemPackageLIF(oldPackage, pkg, systemPolicyFlags, scanFlags, 14402 user, allUsers, installerPackageName, res); 14403 } else { 14404 replaceNonSystemPackageLIF(oldPackage, pkg, policyFlags, scanFlags, 14405 user, allUsers, installerPackageName, res); 14406 } 14407 } 14408 14409 public List<String> getPreviousCodePaths(String packageName) { 14410 final PackageSetting ps = mSettings.mPackages.get(packageName); 14411 final List<String> result = new ArrayList<String>(); 14412 if (ps != null && ps.oldCodePaths != null) { 14413 result.addAll(ps.oldCodePaths); 14414 } 14415 return result; 14416 } 14417 14418 private void replaceNonSystemPackageLIF(PackageParser.Package deletedPackage, 14419 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14420 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14421 if (DEBUG_INSTALL) Slog.d(TAG, "replaceNonSystemPackageLI: new=" + pkg + ", old=" 14422 + deletedPackage); 14423 14424 String pkgName = deletedPackage.packageName; 14425 boolean deletedPkg = true; 14426 boolean addedPkg = false; 14427 boolean updatedSettings = false; 14428 final boolean killApp = (scanFlags & SCAN_DONT_KILL_APP) == 0; 14429 final int deleteFlags = PackageManager.DELETE_KEEP_DATA 14430 | (killApp ? 0 : PackageManager.DELETE_DONT_KILL_APP); 14431 14432 final long origUpdateTime = (pkg.mExtras != null) 14433 ? ((PackageSetting)pkg.mExtras).lastUpdateTime : 0; 14434 14435 // First delete the existing package while retaining the data directory 14436 if (!deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14437 res.removedInfo, true, pkg)) { 14438 // If the existing package wasn't successfully deleted 14439 res.setError(INSTALL_FAILED_REPLACE_COULDNT_DELETE, "replaceNonSystemPackageLI"); 14440 deletedPkg = false; 14441 } else { 14442 // Successfully deleted the old package; proceed with replace. 14443 14444 // If deleted package lived in a container, give users a chance to 14445 // relinquish resources before killing. 14446 if (deletedPackage.isForwardLocked() || isExternal(deletedPackage)) { 14447 if (DEBUG_INSTALL) { 14448 Slog.i(TAG, "upgrading pkg " + deletedPackage + " is ASEC-hosted -> UNAVAILABLE"); 14449 } 14450 final int[] uidArray = new int[] { deletedPackage.applicationInfo.uid }; 14451 final ArrayList<String> pkgList = new ArrayList<String>(1); 14452 pkgList.add(deletedPackage.applicationInfo.packageName); 14453 sendResourcesChangedBroadcast(false, true, pkgList, uidArray, null); 14454 } 14455 14456 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14457 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14458 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14459 14460 try { 14461 final PackageParser.Package newPackage = scanPackageTracedLI(pkg, policyFlags, 14462 scanFlags | SCAN_UPDATE_TIME, System.currentTimeMillis(), user); 14463 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14464 14465 // Update the in-memory copy of the previous code paths. 14466 PackageSetting ps = mSettings.mPackages.get(pkgName); 14467 if (!killApp) { 14468 if (ps.oldCodePaths == null) { 14469 ps.oldCodePaths = new ArraySet<>(); 14470 } 14471 Collections.addAll(ps.oldCodePaths, deletedPackage.baseCodePath); 14472 if (deletedPackage.splitCodePaths != null) { 14473 Collections.addAll(ps.oldCodePaths, deletedPackage.splitCodePaths); 14474 } 14475 } else { 14476 ps.oldCodePaths = null; 14477 } 14478 if (ps.childPackageNames != null) { 14479 for (int i = ps.childPackageNames.size() - 1; i >= 0; --i) { 14480 final String childPkgName = ps.childPackageNames.get(i); 14481 final PackageSetting childPs = mSettings.mPackages.get(childPkgName); 14482 childPs.oldCodePaths = ps.oldCodePaths; 14483 } 14484 } 14485 prepareAppDataAfterInstallLIF(newPackage); 14486 addedPkg = true; 14487 } catch (PackageManagerException e) { 14488 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14489 } 14490 } 14491 14492 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14493 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, rolling pack: " + pkgName); 14494 14495 // Revert all internal state mutations and added folders for the failed install 14496 if (addedPkg) { 14497 deletePackageLIF(pkgName, null, true, allUsers, deleteFlags, 14498 res.removedInfo, true, null); 14499 } 14500 14501 // Restore the old package 14502 if (deletedPkg) { 14503 if (DEBUG_INSTALL) Slog.d(TAG, "Install failed, reinstalling: " + deletedPackage); 14504 File restoreFile = new File(deletedPackage.codePath); 14505 // Parse old package 14506 boolean oldExternal = isExternal(deletedPackage); 14507 int oldParseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY | 14508 (deletedPackage.isForwardLocked() ? PackageParser.PARSE_FORWARD_LOCK : 0) | 14509 (oldExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0); 14510 int oldScanFlags = SCAN_UPDATE_SIGNATURE | SCAN_UPDATE_TIME; 14511 try { 14512 scanPackageTracedLI(restoreFile, oldParseFlags, oldScanFlags, origUpdateTime, 14513 null); 14514 } catch (PackageManagerException e) { 14515 Slog.e(TAG, "Failed to restore package : " + pkgName + " after failed upgrade: " 14516 + e.getMessage()); 14517 return; 14518 } 14519 14520 synchronized (mPackages) { 14521 // Ensure the installer package name up to date 14522 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14523 14524 // Update permissions for restored package 14525 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14526 14527 mSettings.writeLPr(); 14528 } 14529 14530 Slog.i(TAG, "Successfully restored package : " + pkgName + " after failed upgrade"); 14531 } 14532 } else { 14533 synchronized (mPackages) { 14534 PackageSetting ps = mSettings.peekPackageLPr(pkg.packageName); 14535 if (ps != null) { 14536 res.removedInfo.removedForAllUsers = mPackages.get(ps.name) == null; 14537 if (res.removedInfo.removedChildPackages != null) { 14538 final int childCount = res.removedInfo.removedChildPackages.size(); 14539 // Iterate in reverse as we may modify the collection 14540 for (int i = childCount - 1; i >= 0; i--) { 14541 String childPackageName = res.removedInfo.removedChildPackages.keyAt(i); 14542 if (res.addedChildPackages.containsKey(childPackageName)) { 14543 res.removedInfo.removedChildPackages.removeAt(i); 14544 } else { 14545 PackageRemovedInfo childInfo = res.removedInfo 14546 .removedChildPackages.valueAt(i); 14547 childInfo.removedForAllUsers = mPackages.get( 14548 childInfo.removedPackage) == null; 14549 } 14550 } 14551 } 14552 } 14553 } 14554 } 14555 } 14556 14557 private void replaceSystemPackageLIF(PackageParser.Package deletedPackage, 14558 PackageParser.Package pkg, final int policyFlags, int scanFlags, UserHandle user, 14559 int[] allUsers, String installerPackageName, PackageInstalledInfo res) { 14560 if (DEBUG_INSTALL) Slog.d(TAG, "replaceSystemPackageLI: new=" + pkg 14561 + ", old=" + deletedPackage); 14562 14563 final boolean disabledSystem; 14564 14565 // Remove existing system package 14566 removePackageLI(deletedPackage, true); 14567 14568 synchronized (mPackages) { 14569 disabledSystem = disableSystemPackageLPw(deletedPackage, pkg); 14570 } 14571 if (!disabledSystem) { 14572 // We didn't need to disable the .apk as a current system package, 14573 // which means we are replacing another update that is already 14574 // installed. We need to make sure to delete the older one's .apk. 14575 res.removedInfo.args = createInstallArgsForExisting(0, 14576 deletedPackage.applicationInfo.getCodePath(), 14577 deletedPackage.applicationInfo.getResourcePath(), 14578 getAppDexInstructionSets(deletedPackage.applicationInfo)); 14579 } else { 14580 res.removedInfo.args = null; 14581 } 14582 14583 // Successfully disabled the old package. Now proceed with re-installation 14584 clearAppDataLIF(pkg, UserHandle.USER_ALL, StorageManager.FLAG_STORAGE_DE 14585 | StorageManager.FLAG_STORAGE_CE | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 14586 clearAppProfilesLIF(deletedPackage, UserHandle.USER_ALL); 14587 14588 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14589 pkg.setApplicationInfoFlags(ApplicationInfo.FLAG_UPDATED_SYSTEM_APP, 14590 ApplicationInfo.FLAG_UPDATED_SYSTEM_APP); 14591 14592 PackageParser.Package newPackage = null; 14593 try { 14594 // Add the package to the internal data structures 14595 newPackage = scanPackageTracedLI(pkg, policyFlags, scanFlags, 0, user); 14596 14597 // Set the update and install times 14598 PackageSetting deletedPkgSetting = (PackageSetting) deletedPackage.mExtras; 14599 setInstallAndUpdateTime(newPackage, deletedPkgSetting.firstInstallTime, 14600 System.currentTimeMillis()); 14601 14602 // Update the package dynamic state if succeeded 14603 if (res.returnCode == PackageManager.INSTALL_SUCCEEDED) { 14604 // Now that the install succeeded make sure we remove data 14605 // directories for any child package the update removed. 14606 final int deletedChildCount = (deletedPackage.childPackages != null) 14607 ? deletedPackage.childPackages.size() : 0; 14608 final int newChildCount = (newPackage.childPackages != null) 14609 ? newPackage.childPackages.size() : 0; 14610 for (int i = 0; i < deletedChildCount; i++) { 14611 PackageParser.Package deletedChildPkg = deletedPackage.childPackages.get(i); 14612 boolean childPackageDeleted = true; 14613 for (int j = 0; j < newChildCount; j++) { 14614 PackageParser.Package newChildPkg = newPackage.childPackages.get(j); 14615 if (deletedChildPkg.packageName.equals(newChildPkg.packageName)) { 14616 childPackageDeleted = false; 14617 break; 14618 } 14619 } 14620 if (childPackageDeleted) { 14621 PackageSetting ps = mSettings.getDisabledSystemPkgLPr( 14622 deletedChildPkg.packageName); 14623 if (ps != null && res.removedInfo.removedChildPackages != null) { 14624 PackageRemovedInfo removedChildRes = res.removedInfo 14625 .removedChildPackages.get(deletedChildPkg.packageName); 14626 removePackageDataLIF(ps, allUsers, removedChildRes, 0, false); 14627 removedChildRes.removedForAllUsers = mPackages.get(ps.name) == null; 14628 } 14629 } 14630 } 14631 14632 updateSettingsLI(newPackage, installerPackageName, allUsers, res, user); 14633 prepareAppDataAfterInstallLIF(newPackage); 14634 } 14635 } catch (PackageManagerException e) { 14636 res.setReturnCode(INSTALL_FAILED_INTERNAL_ERROR); 14637 res.setError("Package couldn't be installed in " + pkg.codePath, e); 14638 } 14639 14640 if (res.returnCode != PackageManager.INSTALL_SUCCEEDED) { 14641 // Re installation failed. Restore old information 14642 // Remove new pkg information 14643 if (newPackage != null) { 14644 removeInstalledPackageLI(newPackage, true); 14645 } 14646 // Add back the old system package 14647 try { 14648 scanPackageTracedLI(deletedPackage, policyFlags, SCAN_UPDATE_SIGNATURE, 0, user); 14649 } catch (PackageManagerException e) { 14650 Slog.e(TAG, "Failed to restore original package: " + e.getMessage()); 14651 } 14652 14653 synchronized (mPackages) { 14654 if (disabledSystem) { 14655 enableSystemPackageLPw(deletedPackage); 14656 } 14657 14658 // Ensure the installer package name up to date 14659 setInstallerPackageNameLPw(deletedPackage, installerPackageName); 14660 14661 // Update permissions for restored package 14662 updatePermissionsLPw(deletedPackage, UPDATE_PERMISSIONS_ALL); 14663 14664 mSettings.writeLPr(); 14665 } 14666 14667 Slog.i(TAG, "Successfully restored package : " + deletedPackage.packageName 14668 + " after failed upgrade"); 14669 } 14670 } 14671 14672 /** 14673 * Checks whether the parent or any of the child packages have a change shared 14674 * user. For a package to be a valid update the shred users of the parent and 14675 * the children should match. We may later support changing child shared users. 14676 * @param oldPkg The updated package. 14677 * @param newPkg The update package. 14678 * @return The shared user that change between the versions. 14679 */ 14680 private String getParentOrChildPackageChangedSharedUser(PackageParser.Package oldPkg, 14681 PackageParser.Package newPkg) { 14682 // Check parent shared user 14683 if (!Objects.equals(oldPkg.mSharedUserId, newPkg.mSharedUserId)) { 14684 return newPkg.packageName; 14685 } 14686 // Check child shared users 14687 final int oldChildCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14688 final int newChildCount = (newPkg.childPackages != null) ? newPkg.childPackages.size() : 0; 14689 for (int i = 0; i < newChildCount; i++) { 14690 PackageParser.Package newChildPkg = newPkg.childPackages.get(i); 14691 // If this child was present, did it have the same shared user? 14692 for (int j = 0; j < oldChildCount; j++) { 14693 PackageParser.Package oldChildPkg = oldPkg.childPackages.get(j); 14694 if (newChildPkg.packageName.equals(oldChildPkg.packageName) 14695 && !Objects.equals(newChildPkg.mSharedUserId, oldChildPkg.mSharedUserId)) { 14696 return newChildPkg.packageName; 14697 } 14698 } 14699 } 14700 return null; 14701 } 14702 14703 private void removeNativeBinariesLI(PackageSetting ps) { 14704 // Remove the lib path for the parent package 14705 if (ps != null) { 14706 NativeLibraryHelper.removeNativeBinariesLI(ps.legacyNativeLibraryPathString); 14707 // Remove the lib path for the child packages 14708 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 14709 for (int i = 0; i < childCount; i++) { 14710 PackageSetting childPs = null; 14711 synchronized (mPackages) { 14712 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 14713 } 14714 if (childPs != null) { 14715 NativeLibraryHelper.removeNativeBinariesLI(childPs 14716 .legacyNativeLibraryPathString); 14717 } 14718 } 14719 } 14720 } 14721 14722 private void enableSystemPackageLPw(PackageParser.Package pkg) { 14723 // Enable the parent package 14724 mSettings.enableSystemPackageLPw(pkg.packageName); 14725 // Enable the child packages 14726 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14727 for (int i = 0; i < childCount; i++) { 14728 PackageParser.Package childPkg = pkg.childPackages.get(i); 14729 mSettings.enableSystemPackageLPw(childPkg.packageName); 14730 } 14731 } 14732 14733 private boolean disableSystemPackageLPw(PackageParser.Package oldPkg, 14734 PackageParser.Package newPkg) { 14735 // Disable the parent package (parent always replaced) 14736 boolean disabled = mSettings.disableSystemPackageLPw(oldPkg.packageName, true); 14737 // Disable the child packages 14738 final int childCount = (oldPkg.childPackages != null) ? oldPkg.childPackages.size() : 0; 14739 for (int i = 0; i < childCount; i++) { 14740 PackageParser.Package childPkg = oldPkg.childPackages.get(i); 14741 final boolean replace = newPkg.hasChildPackage(childPkg.packageName); 14742 disabled |= mSettings.disableSystemPackageLPw(childPkg.packageName, replace); 14743 } 14744 return disabled; 14745 } 14746 14747 private void setInstallerPackageNameLPw(PackageParser.Package pkg, 14748 String installerPackageName) { 14749 // Enable the parent package 14750 mSettings.setInstallerPackageName(pkg.packageName, installerPackageName); 14751 // Enable the child packages 14752 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 14753 for (int i = 0; i < childCount; i++) { 14754 PackageParser.Package childPkg = pkg.childPackages.get(i); 14755 mSettings.setInstallerPackageName(childPkg.packageName, installerPackageName); 14756 } 14757 } 14758 14759 private int[] revokeUnusedSharedUserPermissionsLPw(SharedUserSetting su, int[] allUserIds) { 14760 // Collect all used permissions in the UID 14761 ArraySet<String> usedPermissions = new ArraySet<>(); 14762 final int packageCount = su.packages.size(); 14763 for (int i = 0; i < packageCount; i++) { 14764 PackageSetting ps = su.packages.valueAt(i); 14765 if (ps.pkg == null) { 14766 continue; 14767 } 14768 final int requestedPermCount = ps.pkg.requestedPermissions.size(); 14769 for (int j = 0; j < requestedPermCount; j++) { 14770 String permission = ps.pkg.requestedPermissions.get(j); 14771 BasePermission bp = mSettings.mPermissions.get(permission); 14772 if (bp != null) { 14773 usedPermissions.add(permission); 14774 } 14775 } 14776 } 14777 14778 PermissionsState permissionsState = su.getPermissionsState(); 14779 // Prune install permissions 14780 List<PermissionState> installPermStates = permissionsState.getInstallPermissionStates(); 14781 final int installPermCount = installPermStates.size(); 14782 for (int i = installPermCount - 1; i >= 0; i--) { 14783 PermissionState permissionState = installPermStates.get(i); 14784 if (!usedPermissions.contains(permissionState.getName())) { 14785 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14786 if (bp != null) { 14787 permissionsState.revokeInstallPermission(bp); 14788 permissionsState.updatePermissionFlags(bp, UserHandle.USER_ALL, 14789 PackageManager.MASK_PERMISSION_FLAGS, 0); 14790 } 14791 } 14792 } 14793 14794 int[] runtimePermissionChangedUserIds = EmptyArray.INT; 14795 14796 // Prune runtime permissions 14797 for (int userId : allUserIds) { 14798 List<PermissionState> runtimePermStates = permissionsState 14799 .getRuntimePermissionStates(userId); 14800 final int runtimePermCount = runtimePermStates.size(); 14801 for (int i = runtimePermCount - 1; i >= 0; i--) { 14802 PermissionState permissionState = runtimePermStates.get(i); 14803 if (!usedPermissions.contains(permissionState.getName())) { 14804 BasePermission bp = mSettings.mPermissions.get(permissionState.getName()); 14805 if (bp != null) { 14806 permissionsState.revokeRuntimePermission(bp, userId); 14807 permissionsState.updatePermissionFlags(bp, userId, 14808 PackageManager.MASK_PERMISSION_FLAGS, 0); 14809 runtimePermissionChangedUserIds = ArrayUtils.appendInt( 14810 runtimePermissionChangedUserIds, userId); 14811 } 14812 } 14813 } 14814 } 14815 14816 return runtimePermissionChangedUserIds; 14817 } 14818 14819 private void updateSettingsLI(PackageParser.Package newPackage, String installerPackageName, 14820 int[] allUsers, PackageInstalledInfo res, UserHandle user) { 14821 // Update the parent package setting 14822 updateSettingsInternalLI(newPackage, installerPackageName, allUsers, res.origUsers, 14823 res, user); 14824 // Update the child packages setting 14825 final int childCount = (newPackage.childPackages != null) 14826 ? newPackage.childPackages.size() : 0; 14827 for (int i = 0; i < childCount; i++) { 14828 PackageParser.Package childPackage = newPackage.childPackages.get(i); 14829 PackageInstalledInfo childRes = res.addedChildPackages.get(childPackage.packageName); 14830 updateSettingsInternalLI(childPackage, installerPackageName, allUsers, 14831 childRes.origUsers, childRes, user); 14832 } 14833 } 14834 14835 private void updateSettingsInternalLI(PackageParser.Package newPackage, 14836 String installerPackageName, int[] allUsers, int[] installedForUsers, 14837 PackageInstalledInfo res, UserHandle user) { 14838 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "updateSettings"); 14839 14840 String pkgName = newPackage.packageName; 14841 synchronized (mPackages) { 14842 //write settings. the installStatus will be incomplete at this stage. 14843 //note that the new package setting would have already been 14844 //added to mPackages. It hasn't been persisted yet. 14845 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_INCOMPLETE); 14846 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14847 mSettings.writeLPr(); 14848 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14849 } 14850 14851 if (DEBUG_INSTALL) Slog.d(TAG, "New package installed in " + newPackage.codePath); 14852 synchronized (mPackages) { 14853 updatePermissionsLPw(newPackage.packageName, newPackage, 14854 UPDATE_PERMISSIONS_REPLACE_PKG | (newPackage.permissions.size() > 0 14855 ? UPDATE_PERMISSIONS_ALL : 0)); 14856 // For system-bundled packages, we assume that installing an upgraded version 14857 // of the package implies that the user actually wants to run that new code, 14858 // so we enable the package. 14859 PackageSetting ps = mSettings.mPackages.get(pkgName); 14860 final int userId = user.getIdentifier(); 14861 if (ps != null) { 14862 if (isSystemApp(newPackage)) { 14863 if (DEBUG_INSTALL) { 14864 Slog.d(TAG, "Implicitly enabling system package on upgrade: " + pkgName); 14865 } 14866 // Enable system package for requested users 14867 if (res.origUsers != null) { 14868 for (int origUserId : res.origUsers) { 14869 if (userId == UserHandle.USER_ALL || userId == origUserId) { 14870 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, 14871 origUserId, installerPackageName); 14872 } 14873 } 14874 } 14875 // Also convey the prior install/uninstall state 14876 if (allUsers != null && installedForUsers != null) { 14877 for (int currentUserId : allUsers) { 14878 final boolean installed = ArrayUtils.contains( 14879 installedForUsers, currentUserId); 14880 if (DEBUG_INSTALL) { 14881 Slog.d(TAG, " user " + currentUserId + " => " + installed); 14882 } 14883 ps.setInstalled(installed, currentUserId); 14884 } 14885 // these install state changes will be persisted in the 14886 // upcoming call to mSettings.writeLPr(). 14887 } 14888 } 14889 // It's implied that when a user requests installation, they want the app to be 14890 // installed and enabled. 14891 if (userId != UserHandle.USER_ALL) { 14892 ps.setInstalled(true, userId); 14893 ps.setEnabled(COMPONENT_ENABLED_STATE_DEFAULT, userId, installerPackageName); 14894 } 14895 } 14896 res.name = pkgName; 14897 res.uid = newPackage.applicationInfo.uid; 14898 res.pkg = newPackage; 14899 mSettings.setInstallStatus(pkgName, PackageSettingBase.PKG_INSTALL_COMPLETE); 14900 mSettings.setInstallerPackageName(pkgName, installerPackageName); 14901 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14902 //to update install status 14903 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "writeSettings"); 14904 mSettings.writeLPr(); 14905 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14906 } 14907 14908 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14909 } 14910 14911 private void installPackageTracedLI(InstallArgs args, PackageInstalledInfo res) { 14912 try { 14913 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "installPackage"); 14914 installPackageLI(args, res); 14915 } finally { 14916 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14917 } 14918 } 14919 14920 private void installPackageLI(InstallArgs args, PackageInstalledInfo res) { 14921 final int installFlags = args.installFlags; 14922 final String installerPackageName = args.installerPackageName; 14923 final String volumeUuid = args.volumeUuid; 14924 final File tmpPackageFile = new File(args.getCodePath()); 14925 final boolean forwardLocked = ((installFlags & PackageManager.INSTALL_FORWARD_LOCK) != 0); 14926 final boolean onExternal = (((installFlags & PackageManager.INSTALL_EXTERNAL) != 0) 14927 || (args.volumeUuid != null)); 14928 final boolean ephemeral = ((installFlags & PackageManager.INSTALL_EPHEMERAL) != 0); 14929 final boolean forceSdk = ((installFlags & PackageManager.INSTALL_FORCE_SDK) != 0); 14930 boolean replace = false; 14931 int scanFlags = SCAN_NEW_INSTALL | SCAN_UPDATE_SIGNATURE; 14932 if (args.move != null) { 14933 // moving a complete application; perform an initial scan on the new install location 14934 scanFlags |= SCAN_INITIAL; 14935 } 14936 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 14937 scanFlags |= SCAN_DONT_KILL_APP; 14938 } 14939 14940 // Result object to be returned 14941 res.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14942 14943 if (DEBUG_INSTALL) Slog.d(TAG, "installPackageLI: path=" + tmpPackageFile); 14944 14945 // Sanity check 14946 if (ephemeral && (forwardLocked || onExternal)) { 14947 Slog.i(TAG, "Incompatible ephemeral install; fwdLocked=" + forwardLocked 14948 + " external=" + onExternal); 14949 res.setReturnCode(PackageManager.INSTALL_FAILED_EPHEMERAL_INVALID); 14950 return; 14951 } 14952 14953 // Retrieve PackageSettings and parse package 14954 final int parseFlags = mDefParseFlags | PackageParser.PARSE_CHATTY 14955 | PackageParser.PARSE_ENFORCE_CODE 14956 | (forwardLocked ? PackageParser.PARSE_FORWARD_LOCK : 0) 14957 | (onExternal ? PackageParser.PARSE_EXTERNAL_STORAGE : 0) 14958 | (ephemeral ? PackageParser.PARSE_IS_EPHEMERAL : 0) 14959 | (forceSdk ? PackageParser.PARSE_FORCE_SDK : 0); 14960 PackageParser pp = new PackageParser(); 14961 pp.setSeparateProcesses(mSeparateProcesses); 14962 pp.setDisplayMetrics(mMetrics); 14963 14964 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "parsePackage"); 14965 final PackageParser.Package pkg; 14966 try { 14967 pkg = pp.parsePackage(tmpPackageFile, parseFlags); 14968 } catch (PackageParserException e) { 14969 res.setError("Failed parse during installPackageLI", e); 14970 return; 14971 } finally { 14972 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 14973 } 14974 14975 // If we are installing a clustered package add results for the children 14976 if (pkg.childPackages != null) { 14977 synchronized (mPackages) { 14978 final int childCount = pkg.childPackages.size(); 14979 for (int i = 0; i < childCount; i++) { 14980 PackageParser.Package childPkg = pkg.childPackages.get(i); 14981 PackageInstalledInfo childRes = new PackageInstalledInfo(); 14982 childRes.setReturnCode(PackageManager.INSTALL_SUCCEEDED); 14983 childRes.pkg = childPkg; 14984 childRes.name = childPkg.packageName; 14985 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 14986 if (childPs != null) { 14987 childRes.origUsers = childPs.queryInstalledUsers( 14988 sUserManager.getUserIds(), true); 14989 } 14990 if ((mPackages.containsKey(childPkg.packageName))) { 14991 childRes.removedInfo = new PackageRemovedInfo(); 14992 childRes.removedInfo.removedPackage = childPkg.packageName; 14993 } 14994 if (res.addedChildPackages == null) { 14995 res.addedChildPackages = new ArrayMap<>(); 14996 } 14997 res.addedChildPackages.put(childPkg.packageName, childRes); 14998 } 14999 } 15000 } 15001 15002 // If package doesn't declare API override, mark that we have an install 15003 // time CPU ABI override. 15004 if (TextUtils.isEmpty(pkg.cpuAbiOverride)) { 15005 pkg.cpuAbiOverride = args.abiOverride; 15006 } 15007 15008 String pkgName = res.name = pkg.packageName; 15009 if ((pkg.applicationInfo.flags&ApplicationInfo.FLAG_TEST_ONLY) != 0) { 15010 if ((installFlags & PackageManager.INSTALL_ALLOW_TEST) == 0) { 15011 res.setError(INSTALL_FAILED_TEST_ONLY, "installPackageLI"); 15012 return; 15013 } 15014 } 15015 15016 try { 15017 // either use what we've been given or parse directly from the APK 15018 if (args.certificates != null) { 15019 try { 15020 PackageParser.populateCertificates(pkg, args.certificates); 15021 } catch (PackageParserException e) { 15022 // there was something wrong with the certificates we were given; 15023 // try to pull them from the APK 15024 PackageParser.collectCertificates(pkg, parseFlags); 15025 } 15026 } else { 15027 PackageParser.collectCertificates(pkg, parseFlags); 15028 } 15029 } catch (PackageParserException e) { 15030 res.setError("Failed collect during installPackageLI", e); 15031 return; 15032 } 15033 15034 // Get rid of all references to package scan path via parser. 15035 pp = null; 15036 String oldCodePath = null; 15037 boolean systemApp = false; 15038 synchronized (mPackages) { 15039 // Check if installing already existing package 15040 if ((installFlags & PackageManager.INSTALL_REPLACE_EXISTING) != 0) { 15041 String oldName = mSettings.mRenamedPackages.get(pkgName); 15042 if (pkg.mOriginalPackages != null 15043 && pkg.mOriginalPackages.contains(oldName) 15044 && mPackages.containsKey(oldName)) { 15045 // This package is derived from an original package, 15046 // and this device has been updating from that original 15047 // name. We must continue using the original name, so 15048 // rename the new package here. 15049 pkg.setPackageName(oldName); 15050 pkgName = pkg.packageName; 15051 replace = true; 15052 if (DEBUG_INSTALL) Slog.d(TAG, "Replacing existing renamed package: oldName=" 15053 + oldName + " pkgName=" + pkgName); 15054 } else if (mPackages.containsKey(pkgName)) { 15055 // This package, under its official name, already exists 15056 // on the device; we should replace it. 15057 replace = true; 15058 if (DEBUG_INSTALL) Slog.d(TAG, "Replace existing pacakge: " + pkgName); 15059 } 15060 15061 // Child packages are installed through the parent package 15062 if (pkg.parentPackage != null) { 15063 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15064 "Package " + pkg.packageName + " is child of package " 15065 + pkg.parentPackage.parentPackage + ". Child packages " 15066 + "can be updated only through the parent package."); 15067 return; 15068 } 15069 15070 if (replace) { 15071 // Prevent apps opting out from runtime permissions 15072 PackageParser.Package oldPackage = mPackages.get(pkgName); 15073 final int oldTargetSdk = oldPackage.applicationInfo.targetSdkVersion; 15074 final int newTargetSdk = pkg.applicationInfo.targetSdkVersion; 15075 if (oldTargetSdk > Build.VERSION_CODES.LOLLIPOP_MR1 15076 && newTargetSdk <= Build.VERSION_CODES.LOLLIPOP_MR1) { 15077 res.setError(PackageManager.INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE, 15078 "Package " + pkg.packageName + " new target SDK " + newTargetSdk 15079 + " doesn't support runtime permissions but the old" 15080 + " target SDK " + oldTargetSdk + " does."); 15081 return; 15082 } 15083 15084 // Prevent installing of child packages 15085 if (oldPackage.parentPackage != null) { 15086 res.setError(PackageManager.INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME, 15087 "Package " + pkg.packageName + " is child of package " 15088 + oldPackage.parentPackage + ". Child packages " 15089 + "can be updated only through the parent package."); 15090 return; 15091 } 15092 } 15093 } 15094 15095 PackageSetting ps = mSettings.mPackages.get(pkgName); 15096 if (ps != null) { 15097 if (DEBUG_INSTALL) Slog.d(TAG, "Existing package: " + ps); 15098 15099 // Quick sanity check that we're signed correctly if updating; 15100 // we'll check this again later when scanning, but we want to 15101 // bail early here before tripping over redefined permissions. 15102 if (shouldCheckUpgradeKeySetLP(ps, scanFlags)) { 15103 if (!checkUpgradeKeySetLP(ps, pkg)) { 15104 res.setError(INSTALL_FAILED_UPDATE_INCOMPATIBLE, "Package " 15105 + pkg.packageName + " upgrade keys do not match the " 15106 + "previously installed version"); 15107 return; 15108 } 15109 } else { 15110 try { 15111 verifySignaturesLP(ps, pkg); 15112 } catch (PackageManagerException e) { 15113 res.setError(e.error, e.getMessage()); 15114 return; 15115 } 15116 } 15117 15118 oldCodePath = mSettings.mPackages.get(pkgName).codePathString; 15119 if (ps.pkg != null && ps.pkg.applicationInfo != null) { 15120 systemApp = (ps.pkg.applicationInfo.flags & 15121 ApplicationInfo.FLAG_SYSTEM) != 0; 15122 } 15123 res.origUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15124 } 15125 15126 // Check whether the newly-scanned package wants to define an already-defined perm 15127 int N = pkg.permissions.size(); 15128 for (int i = N-1; i >= 0; i--) { 15129 PackageParser.Permission perm = pkg.permissions.get(i); 15130 BasePermission bp = mSettings.mPermissions.get(perm.info.name); 15131 if (bp != null) { 15132 // If the defining package is signed with our cert, it's okay. This 15133 // also includes the "updating the same package" case, of course. 15134 // "updating same package" could also involve key-rotation. 15135 final boolean sigsOk; 15136 if (bp.sourcePackage.equals(pkg.packageName) 15137 && (bp.packageSetting instanceof PackageSetting) 15138 && (shouldCheckUpgradeKeySetLP((PackageSetting) bp.packageSetting, 15139 scanFlags))) { 15140 sigsOk = checkUpgradeKeySetLP((PackageSetting) bp.packageSetting, pkg); 15141 } else { 15142 sigsOk = compareSignatures(bp.packageSetting.signatures.mSignatures, 15143 pkg.mSignatures) == PackageManager.SIGNATURE_MATCH; 15144 } 15145 if (!sigsOk) { 15146 // If the owning package is the system itself, we log but allow 15147 // install to proceed; we fail the install on all other permission 15148 // redefinitions. 15149 if (!bp.sourcePackage.equals("android")) { 15150 res.setError(INSTALL_FAILED_DUPLICATE_PERMISSION, "Package " 15151 + pkg.packageName + " attempting to redeclare permission " 15152 + perm.info.name + " already owned by " + bp.sourcePackage); 15153 res.origPermission = perm.info.name; 15154 res.origPackage = bp.sourcePackage; 15155 return; 15156 } else { 15157 Slog.w(TAG, "Package " + pkg.packageName 15158 + " attempting to redeclare system permission " 15159 + perm.info.name + "; ignoring new declaration"); 15160 pkg.permissions.remove(i); 15161 } 15162 } 15163 } 15164 } 15165 } 15166 15167 if (systemApp) { 15168 if (onExternal) { 15169 // Abort update; system app can't be replaced with app on sdcard 15170 res.setError(INSTALL_FAILED_INVALID_INSTALL_LOCATION, 15171 "Cannot install updates to system apps on sdcard"); 15172 return; 15173 } else if (ephemeral) { 15174 // Abort update; system app can't be replaced with an ephemeral app 15175 res.setError(INSTALL_FAILED_EPHEMERAL_INVALID, 15176 "Cannot update a system app with an ephemeral app"); 15177 return; 15178 } 15179 } 15180 15181 if (args.move != null) { 15182 // We did an in-place move, so dex is ready to roll 15183 scanFlags |= SCAN_NO_DEX; 15184 scanFlags |= SCAN_MOVE; 15185 15186 synchronized (mPackages) { 15187 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15188 if (ps == null) { 15189 res.setError(INSTALL_FAILED_INTERNAL_ERROR, 15190 "Missing settings for moved package " + pkgName); 15191 } 15192 15193 // We moved the entire application as-is, so bring over the 15194 // previously derived ABI information. 15195 pkg.applicationInfo.primaryCpuAbi = ps.primaryCpuAbiString; 15196 pkg.applicationInfo.secondaryCpuAbi = ps.secondaryCpuAbiString; 15197 } 15198 15199 } else if (!forwardLocked && !pkg.applicationInfo.isExternalAsec()) { 15200 // Enable SCAN_NO_DEX flag to skip dexopt at a later stage 15201 scanFlags |= SCAN_NO_DEX; 15202 15203 try { 15204 String abiOverride = (TextUtils.isEmpty(pkg.cpuAbiOverride) ? 15205 args.abiOverride : pkg.cpuAbiOverride); 15206 derivePackageAbi(pkg, new File(pkg.codePath), abiOverride, 15207 true /* extract libs */); 15208 } catch (PackageManagerException pme) { 15209 Slog.e(TAG, "Error deriving application ABI", pme); 15210 res.setError(INSTALL_FAILED_INTERNAL_ERROR, "Error deriving application ABI"); 15211 return; 15212 } 15213 15214 // Shared libraries for the package need to be updated. 15215 synchronized (mPackages) { 15216 try { 15217 updateSharedLibrariesLPw(pkg, null); 15218 } catch (PackageManagerException e) { 15219 Slog.e(TAG, "updateSharedLibrariesLPw failed: " + e.getMessage()); 15220 } 15221 } 15222 Trace.traceBegin(TRACE_TAG_PACKAGE_MANAGER, "dexopt"); 15223 // Do not run PackageDexOptimizer through the local performDexOpt 15224 // method because `pkg` may not be in `mPackages` yet. 15225 // 15226 // Also, don't fail application installs if the dexopt step fails. 15227 mPackageDexOptimizer.performDexOpt(pkg, pkg.usesLibraryFiles, 15228 null /* instructionSets */, false /* checkProfiles */, 15229 getCompilerFilterForReason(REASON_INSTALL), 15230 getOrCreateCompilerPackageStats(pkg)); 15231 Trace.traceEnd(TRACE_TAG_PACKAGE_MANAGER); 15232 15233 // Notify BackgroundDexOptService that the package has been changed. 15234 // If this is an update of a package which used to fail to compile, 15235 // BDOS will remove it from its blacklist. 15236 BackgroundDexOptService.notifyPackageChanged(pkg.packageName); 15237 } 15238 15239 if (!args.doRename(res.returnCode, pkg, oldCodePath)) { 15240 res.setError(INSTALL_FAILED_INSUFFICIENT_STORAGE, "Failed rename"); 15241 return; 15242 } 15243 15244 startIntentFilterVerifications(args.user.getIdentifier(), replace, pkg); 15245 15246 try (PackageFreezer freezer = freezePackageForInstall(pkgName, installFlags, 15247 "installPackageLI")) { 15248 if (replace) { 15249 replacePackageLIF(pkg, parseFlags, scanFlags | SCAN_REPLACING, args.user, 15250 installerPackageName, res); 15251 } else { 15252 installNewPackageLIF(pkg, parseFlags, scanFlags | SCAN_DELETE_DATA_ON_FAILURES, 15253 args.user, installerPackageName, volumeUuid, res); 15254 } 15255 } 15256 synchronized (mPackages) { 15257 final PackageSetting ps = mSettings.mPackages.get(pkgName); 15258 if (ps != null) { 15259 res.newUsers = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 15260 } 15261 15262 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15263 for (int i = 0; i < childCount; i++) { 15264 PackageParser.Package childPkg = pkg.childPackages.get(i); 15265 PackageInstalledInfo childRes = res.addedChildPackages.get(childPkg.packageName); 15266 PackageSetting childPs = mSettings.peekPackageLPr(childPkg.packageName); 15267 if (childPs != null) { 15268 childRes.newUsers = childPs.queryInstalledUsers( 15269 sUserManager.getUserIds(), true); 15270 } 15271 } 15272 } 15273 } 15274 15275 private void startIntentFilterVerifications(int userId, boolean replacing, 15276 PackageParser.Package pkg) { 15277 if (mIntentFilterVerifierComponent == null) { 15278 Slog.w(TAG, "No IntentFilter verification will not be done as " 15279 + "there is no IntentFilterVerifier available!"); 15280 return; 15281 } 15282 15283 final int verifierUid = getPackageUid( 15284 mIntentFilterVerifierComponent.getPackageName(), 15285 MATCH_DEBUG_TRIAGED_MISSING, 15286 (userId == UserHandle.USER_ALL) ? UserHandle.USER_SYSTEM : userId); 15287 15288 Message msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15289 msg.obj = new IFVerificationParams(pkg, replacing, userId, verifierUid); 15290 mHandler.sendMessage(msg); 15291 15292 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 15293 for (int i = 0; i < childCount; i++) { 15294 PackageParser.Package childPkg = pkg.childPackages.get(i); 15295 msg = mHandler.obtainMessage(START_INTENT_FILTER_VERIFICATIONS); 15296 msg.obj = new IFVerificationParams(childPkg, replacing, userId, verifierUid); 15297 mHandler.sendMessage(msg); 15298 } 15299 } 15300 15301 private void verifyIntentFiltersIfNeeded(int userId, int verifierUid, boolean replacing, 15302 PackageParser.Package pkg) { 15303 int size = pkg.activities.size(); 15304 if (size == 0) { 15305 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15306 "No activity, so no need to verify any IntentFilter!"); 15307 return; 15308 } 15309 15310 final boolean hasDomainURLs = hasDomainURLs(pkg); 15311 if (!hasDomainURLs) { 15312 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15313 "No domain URLs, so no need to verify any IntentFilter!"); 15314 return; 15315 } 15316 15317 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Checking for userId:" + userId 15318 + " if any IntentFilter from the " + size 15319 + " Activities needs verification ..."); 15320 15321 int count = 0; 15322 final String packageName = pkg.packageName; 15323 15324 synchronized (mPackages) { 15325 // If this is a new install and we see that we've already run verification for this 15326 // package, we have nothing to do: it means the state was restored from backup. 15327 if (!replacing) { 15328 IntentFilterVerificationInfo ivi = 15329 mSettings.getIntentFilterVerificationLPr(packageName); 15330 if (ivi != null) { 15331 if (DEBUG_DOMAIN_VERIFICATION) { 15332 Slog.i(TAG, "Package " + packageName+ " already verified: status=" 15333 + ivi.getStatusString()); 15334 } 15335 return; 15336 } 15337 } 15338 15339 // If any filters need to be verified, then all need to be. 15340 boolean needToVerify = false; 15341 for (PackageParser.Activity a : pkg.activities) { 15342 for (ActivityIntentInfo filter : a.intents) { 15343 if (filter.needsVerification() && needsNetworkVerificationLPr(filter)) { 15344 if (DEBUG_DOMAIN_VERIFICATION) { 15345 Slog.d(TAG, "Intent filter needs verification, so processing all filters"); 15346 } 15347 needToVerify = true; 15348 break; 15349 } 15350 } 15351 } 15352 15353 if (needToVerify) { 15354 final int verificationId = mIntentFilterVerificationToken++; 15355 for (PackageParser.Activity a : pkg.activities) { 15356 for (ActivityIntentInfo filter : a.intents) { 15357 if (filter.handlesWebUris(true) && needsNetworkVerificationLPr(filter)) { 15358 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, 15359 "Verification needed for IntentFilter:" + filter.toString()); 15360 mIntentFilterVerifier.addOneIntentFilterVerification( 15361 verifierUid, userId, verificationId, filter, packageName); 15362 count++; 15363 } 15364 } 15365 } 15366 } 15367 } 15368 15369 if (count > 0) { 15370 if (DEBUG_DOMAIN_VERIFICATION) Slog.d(TAG, "Starting " + count 15371 + " IntentFilter verification" + (count > 1 ? "s" : "") 15372 + " for userId:" + userId); 15373 mIntentFilterVerifier.startVerifications(userId); 15374 } else { 15375 if (DEBUG_DOMAIN_VERIFICATION) { 15376 Slog.d(TAG, "No filters or not all autoVerify for " + packageName); 15377 } 15378 } 15379 } 15380 15381 private boolean needsNetworkVerificationLPr(ActivityIntentInfo filter) { 15382 final ComponentName cn = filter.activity.getComponentName(); 15383 final String packageName = cn.getPackageName(); 15384 15385 IntentFilterVerificationInfo ivi = mSettings.getIntentFilterVerificationLPr( 15386 packageName); 15387 if (ivi == null) { 15388 return true; 15389 } 15390 int status = ivi.getStatus(); 15391 switch (status) { 15392 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED: 15393 case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ASK: 15394 return true; 15395 15396 default: 15397 // Nothing to do 15398 return false; 15399 } 15400 } 15401 15402 private static boolean isMultiArch(ApplicationInfo info) { 15403 return (info.flags & ApplicationInfo.FLAG_MULTIARCH) != 0; 15404 } 15405 15406 private static boolean isExternal(PackageParser.Package pkg) { 15407 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15408 } 15409 15410 private static boolean isExternal(PackageSetting ps) { 15411 return (ps.pkgFlags & ApplicationInfo.FLAG_EXTERNAL_STORAGE) != 0; 15412 } 15413 15414 private static boolean isEphemeral(PackageParser.Package pkg) { 15415 return pkg.applicationInfo.isEphemeralApp(); 15416 } 15417 15418 private static boolean isEphemeral(PackageSetting ps) { 15419 return ps.pkg != null && isEphemeral(ps.pkg); 15420 } 15421 15422 private static boolean isSystemApp(PackageParser.Package pkg) { 15423 return (pkg.applicationInfo.flags & ApplicationInfo.FLAG_SYSTEM) != 0; 15424 } 15425 15426 private static boolean isPrivilegedApp(PackageParser.Package pkg) { 15427 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_PRIVILEGED) != 0; 15428 } 15429 15430 private static boolean hasDomainURLs(PackageParser.Package pkg) { 15431 return (pkg.applicationInfo.privateFlags & ApplicationInfo.PRIVATE_FLAG_HAS_DOMAIN_URLS) != 0; 15432 } 15433 15434 private static boolean isSystemApp(PackageSetting ps) { 15435 return (ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0; 15436 } 15437 15438 private static boolean isUpdatedSystemApp(PackageSetting ps) { 15439 return (ps.pkgFlags & ApplicationInfo.FLAG_UPDATED_SYSTEM_APP) != 0; 15440 } 15441 15442 private int packageFlagsToInstallFlags(PackageSetting ps) { 15443 int installFlags = 0; 15444 if (isEphemeral(ps)) { 15445 installFlags |= PackageManager.INSTALL_EPHEMERAL; 15446 } 15447 if (isExternal(ps) && TextUtils.isEmpty(ps.volumeUuid)) { 15448 // This existing package was an external ASEC install when we have 15449 // the external flag without a UUID 15450 installFlags |= PackageManager.INSTALL_EXTERNAL; 15451 } 15452 if (ps.isForwardLocked()) { 15453 installFlags |= PackageManager.INSTALL_FORWARD_LOCK; 15454 } 15455 return installFlags; 15456 } 15457 15458 private String getVolumeUuidForPackage(PackageParser.Package pkg) { 15459 if (isExternal(pkg)) { 15460 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15461 return StorageManager.UUID_PRIMARY_PHYSICAL; 15462 } else { 15463 return pkg.volumeUuid; 15464 } 15465 } else { 15466 return StorageManager.UUID_PRIVATE_INTERNAL; 15467 } 15468 } 15469 15470 private VersionInfo getSettingsVersionForPackage(PackageParser.Package pkg) { 15471 if (isExternal(pkg)) { 15472 if (TextUtils.isEmpty(pkg.volumeUuid)) { 15473 return mSettings.getExternalVersion(); 15474 } else { 15475 return mSettings.findOrCreateVersion(pkg.volumeUuid); 15476 } 15477 } else { 15478 return mSettings.getInternalVersion(); 15479 } 15480 } 15481 15482 private void deleteTempPackageFiles() { 15483 final FilenameFilter filter = new FilenameFilter() { 15484 public boolean accept(File dir, String name) { 15485 return name.startsWith("vmdl") && name.endsWith(".tmp"); 15486 } 15487 }; 15488 for (File file : mDrmAppPrivateInstallDir.listFiles(filter)) { 15489 file.delete(); 15490 } 15491 } 15492 15493 @Override 15494 public void deletePackageAsUser(String packageName, IPackageDeleteObserver observer, int userId, 15495 int flags) { 15496 deletePackage(packageName, new LegacyPackageDeleteObserver(observer).getBinder(), userId, 15497 flags); 15498 } 15499 15500 @Override 15501 public void deletePackage(final String packageName, 15502 final IPackageDeleteObserver2 observer, final int userId, final int deleteFlags) { 15503 mContext.enforceCallingOrSelfPermission( 15504 android.Manifest.permission.DELETE_PACKAGES, null); 15505 Preconditions.checkNotNull(packageName); 15506 Preconditions.checkNotNull(observer); 15507 final int uid = Binder.getCallingUid(); 15508 if (!isOrphaned(packageName) 15509 && !isCallerAllowedToSilentlyUninstall(uid, packageName)) { 15510 try { 15511 final Intent intent = new Intent(Intent.ACTION_UNINSTALL_PACKAGE); 15512 intent.setData(Uri.fromParts(PACKAGE_SCHEME, packageName, null)); 15513 intent.putExtra(PackageInstaller.EXTRA_CALLBACK, observer.asBinder()); 15514 observer.onUserActionRequired(intent); 15515 } catch (RemoteException re) { 15516 } 15517 return; 15518 } 15519 final boolean deleteAllUsers = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0; 15520 final int[] users = deleteAllUsers ? sUserManager.getUserIds() : new int[]{ userId }; 15521 if (UserHandle.getUserId(uid) != userId || (deleteAllUsers && users.length > 1)) { 15522 mContext.enforceCallingOrSelfPermission( 15523 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, 15524 "deletePackage for user " + userId); 15525 } 15526 15527 if (isUserRestricted(userId, UserManager.DISALLOW_UNINSTALL_APPS)) { 15528 try { 15529 observer.onPackageDeleted(packageName, 15530 PackageManager.DELETE_FAILED_USER_RESTRICTED, null); 15531 } catch (RemoteException re) { 15532 } 15533 return; 15534 } 15535 15536 if (!deleteAllUsers && getBlockUninstallForUser(packageName, userId)) { 15537 try { 15538 observer.onPackageDeleted(packageName, 15539 PackageManager.DELETE_FAILED_OWNER_BLOCKED, null); 15540 } catch (RemoteException re) { 15541 } 15542 return; 15543 } 15544 15545 if (DEBUG_REMOVE) { 15546 Slog.d(TAG, "deletePackageAsUser: pkg=" + packageName + " user=" + userId 15547 + " deleteAllUsers: " + deleteAllUsers ); 15548 } 15549 // Queue up an async operation since the package deletion may take a little while. 15550 mHandler.post(new Runnable() { 15551 public void run() { 15552 mHandler.removeCallbacks(this); 15553 int returnCode; 15554 if (!deleteAllUsers) { 15555 returnCode = deletePackageX(packageName, userId, deleteFlags); 15556 } else { 15557 int[] blockUninstallUserIds = getBlockUninstallForUsers(packageName, users); 15558 // If nobody is blocking uninstall, proceed with delete for all users 15559 if (ArrayUtils.isEmpty(blockUninstallUserIds)) { 15560 returnCode = deletePackageX(packageName, userId, deleteFlags); 15561 } else { 15562 // Otherwise uninstall individually for users with blockUninstalls=false 15563 final int userFlags = deleteFlags & ~PackageManager.DELETE_ALL_USERS; 15564 for (int userId : users) { 15565 if (!ArrayUtils.contains(blockUninstallUserIds, userId)) { 15566 returnCode = deletePackageX(packageName, userId, userFlags); 15567 if (returnCode != PackageManager.DELETE_SUCCEEDED) { 15568 Slog.w(TAG, "Package delete failed for user " + userId 15569 + ", returnCode " + returnCode); 15570 } 15571 } 15572 } 15573 // The app has only been marked uninstalled for certain users. 15574 // We still need to report that delete was blocked 15575 returnCode = PackageManager.DELETE_FAILED_OWNER_BLOCKED; 15576 } 15577 } 15578 try { 15579 observer.onPackageDeleted(packageName, returnCode, null); 15580 } catch (RemoteException e) { 15581 Log.i(TAG, "Observer no longer exists."); 15582 } //end catch 15583 } //end run 15584 }); 15585 } 15586 15587 private boolean isCallerAllowedToSilentlyUninstall(int callingUid, String pkgName) { 15588 if (callingUid == Process.SHELL_UID || callingUid == Process.ROOT_UID 15589 || callingUid == Process.SYSTEM_UID) { 15590 return true; 15591 } 15592 final int callingUserId = UserHandle.getUserId(callingUid); 15593 // If the caller installed the pkgName, then allow it to silently uninstall. 15594 if (callingUid == getPackageUid(getInstallerPackageName(pkgName), 0, callingUserId)) { 15595 return true; 15596 } 15597 15598 // Allow package verifier to silently uninstall. 15599 if (mRequiredVerifierPackage != null && 15600 callingUid == getPackageUid(mRequiredVerifierPackage, 0, callingUserId)) { 15601 return true; 15602 } 15603 15604 // Allow package uninstaller to silently uninstall. 15605 if (mRequiredUninstallerPackage != null && 15606 callingUid == getPackageUid(mRequiredUninstallerPackage, 0, callingUserId)) { 15607 return true; 15608 } 15609 15610 // Allow storage manager to silently uninstall. 15611 if (mStorageManagerPackage != null && 15612 callingUid == getPackageUid(mStorageManagerPackage, 0, callingUserId)) { 15613 return true; 15614 } 15615 return false; 15616 } 15617 15618 private int[] getBlockUninstallForUsers(String packageName, int[] userIds) { 15619 int[] result = EMPTY_INT_ARRAY; 15620 for (int userId : userIds) { 15621 if (getBlockUninstallForUser(packageName, userId)) { 15622 result = ArrayUtils.appendInt(result, userId); 15623 } 15624 } 15625 return result; 15626 } 15627 15628 @Override 15629 public boolean isPackageDeviceAdminOnAnyUser(String packageName) { 15630 return isPackageDeviceAdmin(packageName, UserHandle.USER_ALL); 15631 } 15632 15633 private boolean isPackageDeviceAdmin(String packageName, int userId) { 15634 IDevicePolicyManager dpm = IDevicePolicyManager.Stub.asInterface( 15635 ServiceManager.getService(Context.DEVICE_POLICY_SERVICE)); 15636 try { 15637 if (dpm != null) { 15638 final ComponentName deviceOwnerComponentName = dpm.getDeviceOwnerComponent( 15639 /* callingUserOnly =*/ false); 15640 final String deviceOwnerPackageName = deviceOwnerComponentName == null ? null 15641 : deviceOwnerComponentName.getPackageName(); 15642 // Does the package contains the device owner? 15643 // TODO Do we have to do it even if userId != UserHandle.USER_ALL? Otherwise, 15644 // this check is probably not needed, since DO should be registered as a device 15645 // admin on some user too. (Original bug for this: b/17657954) 15646 if (packageName.equals(deviceOwnerPackageName)) { 15647 return true; 15648 } 15649 // Does it contain a device admin for any user? 15650 int[] users; 15651 if (userId == UserHandle.USER_ALL) { 15652 users = sUserManager.getUserIds(); 15653 } else { 15654 users = new int[]{userId}; 15655 } 15656 for (int i = 0; i < users.length; ++i) { 15657 if (dpm.packageHasActiveAdmins(packageName, users[i])) { 15658 return true; 15659 } 15660 } 15661 } 15662 } catch (RemoteException e) { 15663 } 15664 return false; 15665 } 15666 15667 private boolean shouldKeepUninstalledPackageLPr(String packageName) { 15668 return mKeepUninstalledPackages != null && mKeepUninstalledPackages.contains(packageName); 15669 } 15670 15671 /** 15672 * This method is an internal method that could be get invoked either 15673 * to delete an installed package or to clean up a failed installation. 15674 * After deleting an installed package, a broadcast is sent to notify any 15675 * listeners that the package has been removed. For cleaning up a failed 15676 * installation, the broadcast is not necessary since the package's 15677 * installation wouldn't have sent the initial broadcast either 15678 * The key steps in deleting a package are 15679 * deleting the package information in internal structures like mPackages, 15680 * deleting the packages base directories through installd 15681 * updating mSettings to reflect current status 15682 * persisting settings for later use 15683 * sending a broadcast if necessary 15684 */ 15685 private int deletePackageX(String packageName, int userId, int deleteFlags) { 15686 final PackageRemovedInfo info = new PackageRemovedInfo(); 15687 final boolean res; 15688 15689 final int removeUser = (deleteFlags & PackageManager.DELETE_ALL_USERS) != 0 15690 ? UserHandle.USER_ALL : userId; 15691 15692 if (isPackageDeviceAdmin(packageName, removeUser)) { 15693 Slog.w(TAG, "Not removing package " + packageName + ": has active device admin"); 15694 return PackageManager.DELETE_FAILED_DEVICE_POLICY_MANAGER; 15695 } 15696 15697 PackageSetting uninstalledPs = null; 15698 15699 // for the uninstall-updates case and restricted profiles, remember the per- 15700 // user handle installed state 15701 int[] allUsers; 15702 synchronized (mPackages) { 15703 uninstalledPs = mSettings.mPackages.get(packageName); 15704 if (uninstalledPs == null) { 15705 Slog.w(TAG, "Not removing non-existent package " + packageName); 15706 return PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15707 } 15708 allUsers = sUserManager.getUserIds(); 15709 info.origUsers = uninstalledPs.queryInstalledUsers(allUsers, true); 15710 } 15711 15712 final int freezeUser; 15713 if (isUpdatedSystemApp(uninstalledPs) 15714 && ((deleteFlags & PackageManager.DELETE_SYSTEM_APP) == 0)) { 15715 // We're downgrading a system app, which will apply to all users, so 15716 // freeze them all during the downgrade 15717 freezeUser = UserHandle.USER_ALL; 15718 } else { 15719 freezeUser = removeUser; 15720 } 15721 15722 synchronized (mInstallLock) { 15723 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageX: pkg=" + packageName + " user=" + userId); 15724 try (PackageFreezer freezer = freezePackageForDelete(packageName, freezeUser, 15725 deleteFlags, "deletePackageX")) { 15726 res = deletePackageLIF(packageName, UserHandle.of(removeUser), true, allUsers, 15727 deleteFlags | REMOVE_CHATTY, info, true, null); 15728 } 15729 synchronized (mPackages) { 15730 if (res) { 15731 mEphemeralApplicationRegistry.onPackageUninstalledLPw(uninstalledPs.pkg); 15732 } 15733 } 15734 } 15735 15736 if (res) { 15737 final boolean killApp = (deleteFlags & PackageManager.DELETE_DONT_KILL_APP) == 0; 15738 info.sendPackageRemovedBroadcasts(killApp); 15739 info.sendSystemPackageUpdatedBroadcasts(); 15740 info.sendSystemPackageAppearedBroadcasts(); 15741 } 15742 // Force a gc here. 15743 Runtime.getRuntime().gc(); 15744 // Delete the resources here after sending the broadcast to let 15745 // other processes clean up before deleting resources. 15746 if (info.args != null) { 15747 synchronized (mInstallLock) { 15748 info.args.doPostDeleteLI(true); 15749 } 15750 } 15751 15752 return res ? PackageManager.DELETE_SUCCEEDED : PackageManager.DELETE_FAILED_INTERNAL_ERROR; 15753 } 15754 15755 class PackageRemovedInfo { 15756 String removedPackage; 15757 int uid = -1; 15758 int removedAppId = -1; 15759 int[] origUsers; 15760 int[] removedUsers = null; 15761 boolean isRemovedPackageSystemUpdate = false; 15762 boolean isUpdate; 15763 boolean dataRemoved; 15764 boolean removedForAllUsers; 15765 // Clean up resources deleted packages. 15766 InstallArgs args = null; 15767 ArrayMap<String, PackageRemovedInfo> removedChildPackages; 15768 ArrayMap<String, PackageInstalledInfo> appearedChildPackages; 15769 15770 void sendPackageRemovedBroadcasts(boolean killApp) { 15771 sendPackageRemovedBroadcastInternal(killApp); 15772 final int childCount = removedChildPackages != null ? removedChildPackages.size() : 0; 15773 for (int i = 0; i < childCount; i++) { 15774 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15775 childInfo.sendPackageRemovedBroadcastInternal(killApp); 15776 } 15777 } 15778 15779 void sendSystemPackageUpdatedBroadcasts() { 15780 if (isRemovedPackageSystemUpdate) { 15781 sendSystemPackageUpdatedBroadcastsInternal(); 15782 final int childCount = (removedChildPackages != null) 15783 ? removedChildPackages.size() : 0; 15784 for (int i = 0; i < childCount; i++) { 15785 PackageRemovedInfo childInfo = removedChildPackages.valueAt(i); 15786 if (childInfo.isRemovedPackageSystemUpdate) { 15787 childInfo.sendSystemPackageUpdatedBroadcastsInternal(); 15788 } 15789 } 15790 } 15791 } 15792 15793 void sendSystemPackageAppearedBroadcasts() { 15794 final int packageCount = (appearedChildPackages != null) 15795 ? appearedChildPackages.size() : 0; 15796 for (int i = 0; i < packageCount; i++) { 15797 PackageInstalledInfo installedInfo = appearedChildPackages.valueAt(i); 15798 for (int userId : installedInfo.newUsers) { 15799 sendPackageAddedForUser(installedInfo.name, true, 15800 UserHandle.getAppId(installedInfo.uid), userId); 15801 } 15802 } 15803 } 15804 15805 private void sendSystemPackageUpdatedBroadcastsInternal() { 15806 Bundle extras = new Bundle(2); 15807 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15808 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15809 sendPackageBroadcast(Intent.ACTION_PACKAGE_ADDED, removedPackage, 15810 extras, 0, null, null, null); 15811 sendPackageBroadcast(Intent.ACTION_PACKAGE_REPLACED, removedPackage, 15812 extras, 0, null, null, null); 15813 sendPackageBroadcast(Intent.ACTION_MY_PACKAGE_REPLACED, null, 15814 null, 0, removedPackage, null, null); 15815 } 15816 15817 private void sendPackageRemovedBroadcastInternal(boolean killApp) { 15818 Bundle extras = new Bundle(2); 15819 extras.putInt(Intent.EXTRA_UID, removedAppId >= 0 ? removedAppId : uid); 15820 extras.putBoolean(Intent.EXTRA_DATA_REMOVED, dataRemoved); 15821 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, !killApp); 15822 if (isUpdate || isRemovedPackageSystemUpdate) { 15823 extras.putBoolean(Intent.EXTRA_REPLACING, true); 15824 } 15825 extras.putBoolean(Intent.EXTRA_REMOVED_FOR_ALL_USERS, removedForAllUsers); 15826 if (removedPackage != null) { 15827 sendPackageBroadcast(Intent.ACTION_PACKAGE_REMOVED, removedPackage, 15828 extras, 0, null, null, removedUsers); 15829 if (dataRemoved && !isRemovedPackageSystemUpdate) { 15830 sendPackageBroadcast(Intent.ACTION_PACKAGE_FULLY_REMOVED, 15831 removedPackage, extras, 0, null, null, removedUsers); 15832 } 15833 } 15834 if (removedAppId >= 0) { 15835 sendPackageBroadcast(Intent.ACTION_UID_REMOVED, null, extras, 0, null, null, 15836 removedUsers); 15837 } 15838 } 15839 } 15840 15841 /* 15842 * This method deletes the package from internal data structures. If the DONT_DELETE_DATA 15843 * flag is not set, the data directory is removed as well. 15844 * make sure this flag is set for partially installed apps. If not its meaningless to 15845 * delete a partially installed application. 15846 */ 15847 private void removePackageDataLIF(PackageSetting ps, int[] allUserHandles, 15848 PackageRemovedInfo outInfo, int flags, boolean writeSettings) { 15849 String packageName = ps.name; 15850 if (DEBUG_REMOVE) Slog.d(TAG, "removePackageDataLI: " + ps); 15851 // Retrieve object to delete permissions for shared user later on 15852 final PackageParser.Package deletedPkg; 15853 final PackageSetting deletedPs; 15854 // reader 15855 synchronized (mPackages) { 15856 deletedPkg = mPackages.get(packageName); 15857 deletedPs = mSettings.mPackages.get(packageName); 15858 if (outInfo != null) { 15859 outInfo.removedPackage = packageName; 15860 outInfo.removedUsers = deletedPs != null 15861 ? deletedPs.queryInstalledUsers(sUserManager.getUserIds(), true) 15862 : null; 15863 } 15864 } 15865 15866 removePackageLI(ps, (flags & REMOVE_CHATTY) != 0); 15867 15868 if ((flags & PackageManager.DELETE_KEEP_DATA) == 0) { 15869 final PackageParser.Package resolvedPkg; 15870 if (deletedPkg != null) { 15871 resolvedPkg = deletedPkg; 15872 } else { 15873 // We don't have a parsed package when it lives on an ejected 15874 // adopted storage device, so fake something together 15875 resolvedPkg = new PackageParser.Package(ps.name); 15876 resolvedPkg.setVolumeUuid(ps.volumeUuid); 15877 } 15878 destroyAppDataLIF(resolvedPkg, UserHandle.USER_ALL, 15879 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 15880 destroyAppProfilesLIF(resolvedPkg, UserHandle.USER_ALL); 15881 if (outInfo != null) { 15882 outInfo.dataRemoved = true; 15883 } 15884 schedulePackageCleaning(packageName, UserHandle.USER_ALL, true); 15885 } 15886 15887 // writer 15888 synchronized (mPackages) { 15889 if (deletedPs != null) { 15890 if ((flags&PackageManager.DELETE_KEEP_DATA) == 0) { 15891 clearIntentFilterVerificationsLPw(deletedPs.name, UserHandle.USER_ALL); 15892 clearDefaultBrowserIfNeeded(packageName); 15893 if (outInfo != null) { 15894 mSettings.mKeySetManagerService.removeAppKeySetDataLPw(packageName); 15895 outInfo.removedAppId = mSettings.removePackageLPw(packageName); 15896 } 15897 updatePermissionsLPw(deletedPs.name, null, 0); 15898 if (deletedPs.sharedUser != null) { 15899 // Remove permissions associated with package. Since runtime 15900 // permissions are per user we have to kill the removed package 15901 // or packages running under the shared user of the removed 15902 // package if revoking the permissions requested only by the removed 15903 // package is successful and this causes a change in gids. 15904 for (int userId : UserManagerService.getInstance().getUserIds()) { 15905 final int userIdToKill = mSettings.updateSharedUserPermsLPw(deletedPs, 15906 userId); 15907 if (userIdToKill == UserHandle.USER_ALL 15908 || userIdToKill >= UserHandle.USER_SYSTEM) { 15909 // If gids changed for this user, kill all affected packages. 15910 mHandler.post(new Runnable() { 15911 @Override 15912 public void run() { 15913 // This has to happen with no lock held. 15914 killApplication(deletedPs.name, deletedPs.appId, 15915 KILL_APP_REASON_GIDS_CHANGED); 15916 } 15917 }); 15918 break; 15919 } 15920 } 15921 } 15922 clearPackagePreferredActivitiesLPw(deletedPs.name, UserHandle.USER_ALL); 15923 } 15924 // make sure to preserve per-user disabled state if this removal was just 15925 // a downgrade of a system app to the factory package 15926 if (allUserHandles != null && outInfo != null && outInfo.origUsers != null) { 15927 if (DEBUG_REMOVE) { 15928 Slog.d(TAG, "Propagating install state across downgrade"); 15929 } 15930 for (int userId : allUserHandles) { 15931 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 15932 if (DEBUG_REMOVE) { 15933 Slog.d(TAG, " user " + userId + " => " + installed); 15934 } 15935 ps.setInstalled(installed, userId); 15936 } 15937 } 15938 } 15939 // can downgrade to reader 15940 if (writeSettings) { 15941 // Save settings now 15942 mSettings.writeLPr(); 15943 } 15944 } 15945 if (outInfo != null) { 15946 // A user ID was deleted here. Go through all users and remove it 15947 // from KeyStore. 15948 removeKeystoreDataIfNeeded(UserHandle.USER_ALL, outInfo.removedAppId); 15949 } 15950 } 15951 15952 static boolean locationIsPrivileged(File path) { 15953 try { 15954 final String privilegedAppDir = new File(Environment.getRootDirectory(), "priv-app") 15955 .getCanonicalPath(); 15956 return path.getCanonicalPath().startsWith(privilegedAppDir); 15957 } catch (IOException e) { 15958 Slog.e(TAG, "Unable to access code path " + path); 15959 } 15960 return false; 15961 } 15962 15963 /* 15964 * Tries to delete system package. 15965 */ 15966 private boolean deleteSystemPackageLIF(PackageParser.Package deletedPkg, 15967 PackageSetting deletedPs, int[] allUserHandles, int flags, PackageRemovedInfo outInfo, 15968 boolean writeSettings) { 15969 if (deletedPs.parentPackageName != null) { 15970 Slog.w(TAG, "Attempt to delete child system package " + deletedPkg.packageName); 15971 return false; 15972 } 15973 15974 final boolean applyUserRestrictions 15975 = (allUserHandles != null) && (outInfo.origUsers != null); 15976 final PackageSetting disabledPs; 15977 // Confirm if the system package has been updated 15978 // An updated system app can be deleted. This will also have to restore 15979 // the system pkg from system partition 15980 // reader 15981 synchronized (mPackages) { 15982 disabledPs = mSettings.getDisabledSystemPkgLPr(deletedPs.name); 15983 } 15984 15985 if (DEBUG_REMOVE) Slog.d(TAG, "deleteSystemPackageLI: newPs=" + deletedPkg.packageName 15986 + " disabledPs=" + disabledPs); 15987 15988 if (disabledPs == null) { 15989 Slog.w(TAG, "Attempt to delete unknown system package "+ deletedPkg.packageName); 15990 return false; 15991 } else if (DEBUG_REMOVE) { 15992 Slog.d(TAG, "Deleting system pkg from data partition"); 15993 } 15994 15995 if (DEBUG_REMOVE) { 15996 if (applyUserRestrictions) { 15997 Slog.d(TAG, "Remembering install states:"); 15998 for (int userId : allUserHandles) { 15999 final boolean finstalled = ArrayUtils.contains(outInfo.origUsers, userId); 16000 Slog.d(TAG, " u=" + userId + " inst=" + finstalled); 16001 } 16002 } 16003 } 16004 16005 // Delete the updated package 16006 outInfo.isRemovedPackageSystemUpdate = true; 16007 if (outInfo.removedChildPackages != null) { 16008 final int childCount = (deletedPs.childPackageNames != null) 16009 ? deletedPs.childPackageNames.size() : 0; 16010 for (int i = 0; i < childCount; i++) { 16011 String childPackageName = deletedPs.childPackageNames.get(i); 16012 if (disabledPs.childPackageNames != null && disabledPs.childPackageNames 16013 .contains(childPackageName)) { 16014 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16015 childPackageName); 16016 if (childInfo != null) { 16017 childInfo.isRemovedPackageSystemUpdate = true; 16018 } 16019 } 16020 } 16021 } 16022 16023 if (disabledPs.versionCode < deletedPs.versionCode) { 16024 // Delete data for downgrades 16025 flags &= ~PackageManager.DELETE_KEEP_DATA; 16026 } else { 16027 // Preserve data by setting flag 16028 flags |= PackageManager.DELETE_KEEP_DATA; 16029 } 16030 16031 boolean ret = deleteInstalledPackageLIF(deletedPs, true, flags, allUserHandles, 16032 outInfo, writeSettings, disabledPs.pkg); 16033 if (!ret) { 16034 return false; 16035 } 16036 16037 // writer 16038 synchronized (mPackages) { 16039 // Reinstate the old system package 16040 enableSystemPackageLPw(disabledPs.pkg); 16041 // Remove any native libraries from the upgraded package. 16042 removeNativeBinariesLI(deletedPs); 16043 } 16044 16045 // Install the system package 16046 if (DEBUG_REMOVE) Slog.d(TAG, "Re-installing system package: " + disabledPs); 16047 int parseFlags = mDefParseFlags 16048 | PackageParser.PARSE_MUST_BE_APK 16049 | PackageParser.PARSE_IS_SYSTEM 16050 | PackageParser.PARSE_IS_SYSTEM_DIR; 16051 if (locationIsPrivileged(disabledPs.codePath)) { 16052 parseFlags |= PackageParser.PARSE_IS_PRIVILEGED; 16053 } 16054 16055 final PackageParser.Package newPkg; 16056 try { 16057 newPkg = scanPackageTracedLI(disabledPs.codePath, parseFlags, SCAN_NO_PATHS, 0, null); 16058 } catch (PackageManagerException e) { 16059 Slog.w(TAG, "Failed to restore system package:" + deletedPkg.packageName + ": " 16060 + e.getMessage()); 16061 return false; 16062 } 16063 try { 16064 // update shared libraries for the newly re-installed system package 16065 updateSharedLibrariesLPw(newPkg, null); 16066 } catch (PackageManagerException e) { 16067 Slog.e(TAG, "updateAllSharedLibrariesLPw failed: " + e.getMessage()); 16068 } 16069 16070 prepareAppDataAfterInstallLIF(newPkg); 16071 16072 // writer 16073 synchronized (mPackages) { 16074 PackageSetting ps = mSettings.mPackages.get(newPkg.packageName); 16075 16076 // Propagate the permissions state as we do not want to drop on the floor 16077 // runtime permissions. The update permissions method below will take 16078 // care of removing obsolete permissions and grant install permissions. 16079 ps.getPermissionsState().copyFrom(deletedPs.getPermissionsState()); 16080 updatePermissionsLPw(newPkg.packageName, newPkg, 16081 UPDATE_PERMISSIONS_ALL | UPDATE_PERMISSIONS_REPLACE_PKG); 16082 16083 if (applyUserRestrictions) { 16084 if (DEBUG_REMOVE) { 16085 Slog.d(TAG, "Propagating install state across reinstall"); 16086 } 16087 for (int userId : allUserHandles) { 16088 final boolean installed = ArrayUtils.contains(outInfo.origUsers, userId); 16089 if (DEBUG_REMOVE) { 16090 Slog.d(TAG, " user " + userId + " => " + installed); 16091 } 16092 ps.setInstalled(installed, userId); 16093 16094 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 16095 } 16096 // Regardless of writeSettings we need to ensure that this restriction 16097 // state propagation is persisted 16098 mSettings.writeAllUsersPackageRestrictionsLPr(); 16099 } 16100 // can downgrade to reader here 16101 if (writeSettings) { 16102 mSettings.writeLPr(); 16103 } 16104 } 16105 return true; 16106 } 16107 16108 private boolean deleteInstalledPackageLIF(PackageSetting ps, 16109 boolean deleteCodeAndResources, int flags, int[] allUserHandles, 16110 PackageRemovedInfo outInfo, boolean writeSettings, 16111 PackageParser.Package replacingPackage) { 16112 synchronized (mPackages) { 16113 if (outInfo != null) { 16114 outInfo.uid = ps.appId; 16115 } 16116 16117 if (outInfo != null && outInfo.removedChildPackages != null) { 16118 final int childCount = (ps.childPackageNames != null) 16119 ? ps.childPackageNames.size() : 0; 16120 for (int i = 0; i < childCount; i++) { 16121 String childPackageName = ps.childPackageNames.get(i); 16122 PackageSetting childPs = mSettings.mPackages.get(childPackageName); 16123 if (childPs == null) { 16124 return false; 16125 } 16126 PackageRemovedInfo childInfo = outInfo.removedChildPackages.get( 16127 childPackageName); 16128 if (childInfo != null) { 16129 childInfo.uid = childPs.appId; 16130 } 16131 } 16132 } 16133 } 16134 16135 // Delete package data from internal structures and also remove data if flag is set 16136 removePackageDataLIF(ps, allUserHandles, outInfo, flags, writeSettings); 16137 16138 // Delete the child packages data 16139 final int childCount = (ps.childPackageNames != null) ? ps.childPackageNames.size() : 0; 16140 for (int i = 0; i < childCount; i++) { 16141 PackageSetting childPs; 16142 synchronized (mPackages) { 16143 childPs = mSettings.peekPackageLPr(ps.childPackageNames.get(i)); 16144 } 16145 if (childPs != null) { 16146 PackageRemovedInfo childOutInfo = (outInfo != null 16147 && outInfo.removedChildPackages != null) 16148 ? outInfo.removedChildPackages.get(childPs.name) : null; 16149 final int deleteFlags = (flags & DELETE_KEEP_DATA) != 0 16150 && (replacingPackage != null 16151 && !replacingPackage.hasChildPackage(childPs.name)) 16152 ? flags & ~DELETE_KEEP_DATA : flags; 16153 removePackageDataLIF(childPs, allUserHandles, childOutInfo, 16154 deleteFlags, writeSettings); 16155 } 16156 } 16157 16158 // Delete application code and resources only for parent packages 16159 if (ps.parentPackageName == null) { 16160 if (deleteCodeAndResources && (outInfo != null)) { 16161 outInfo.args = createInstallArgsForExisting(packageFlagsToInstallFlags(ps), 16162 ps.codePathString, ps.resourcePathString, getAppDexInstructionSets(ps)); 16163 if (DEBUG_SD_INSTALL) Slog.i(TAG, "args=" + outInfo.args); 16164 } 16165 } 16166 16167 return true; 16168 } 16169 16170 @Override 16171 public boolean setBlockUninstallForUser(String packageName, boolean blockUninstall, 16172 int userId) { 16173 mContext.enforceCallingOrSelfPermission( 16174 android.Manifest.permission.DELETE_PACKAGES, null); 16175 synchronized (mPackages) { 16176 PackageSetting ps = mSettings.mPackages.get(packageName); 16177 if (ps == null) { 16178 Log.i(TAG, "Package doesn't exist in set block uninstall " + packageName); 16179 return false; 16180 } 16181 if (!ps.getInstalled(userId)) { 16182 // Can't block uninstall for an app that is not installed or enabled. 16183 Log.i(TAG, "Package not installed in set block uninstall " + packageName); 16184 return false; 16185 } 16186 ps.setBlockUninstall(blockUninstall, userId); 16187 mSettings.writePackageRestrictionsLPr(userId); 16188 } 16189 return true; 16190 } 16191 16192 @Override 16193 public boolean getBlockUninstallForUser(String packageName, int userId) { 16194 synchronized (mPackages) { 16195 PackageSetting ps = mSettings.mPackages.get(packageName); 16196 if (ps == null) { 16197 Log.i(TAG, "Package doesn't exist in get block uninstall " + packageName); 16198 return false; 16199 } 16200 return ps.getBlockUninstall(userId); 16201 } 16202 } 16203 16204 @Override 16205 public boolean setRequiredForSystemUser(String packageName, boolean systemUserApp) { 16206 int callingUid = Binder.getCallingUid(); 16207 if (callingUid != Process.SYSTEM_UID && callingUid != Process.ROOT_UID) { 16208 throw new SecurityException( 16209 "setRequiredForSystemUser can only be run by the system or root"); 16210 } 16211 synchronized (mPackages) { 16212 PackageSetting ps = mSettings.mPackages.get(packageName); 16213 if (ps == null) { 16214 Log.w(TAG, "Package doesn't exist: " + packageName); 16215 return false; 16216 } 16217 if (systemUserApp) { 16218 ps.pkgPrivateFlags |= ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16219 } else { 16220 ps.pkgPrivateFlags &= ~ApplicationInfo.PRIVATE_FLAG_REQUIRED_FOR_SYSTEM_USER; 16221 } 16222 mSettings.writeLPr(); 16223 } 16224 return true; 16225 } 16226 16227 /* 16228 * This method handles package deletion in general 16229 */ 16230 private boolean deletePackageLIF(String packageName, UserHandle user, 16231 boolean deleteCodeAndResources, int[] allUserHandles, int flags, 16232 PackageRemovedInfo outInfo, boolean writeSettings, 16233 PackageParser.Package replacingPackage) { 16234 if (packageName == null) { 16235 Slog.w(TAG, "Attempt to delete null packageName."); 16236 return false; 16237 } 16238 16239 if (DEBUG_REMOVE) Slog.d(TAG, "deletePackageLI: " + packageName + " user " + user); 16240 16241 PackageSetting ps; 16242 16243 synchronized (mPackages) { 16244 ps = mSettings.mPackages.get(packageName); 16245 if (ps == null) { 16246 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16247 return false; 16248 } 16249 16250 if (ps.parentPackageName != null && (!isSystemApp(ps) 16251 || (flags & PackageManager.DELETE_SYSTEM_APP) != 0)) { 16252 if (DEBUG_REMOVE) { 16253 Slog.d(TAG, "Uninstalled child package:" + packageName + " for user:" 16254 + ((user == null) ? UserHandle.USER_ALL : user)); 16255 } 16256 final int removedUserId = (user != null) ? user.getIdentifier() 16257 : UserHandle.USER_ALL; 16258 if (!clearPackageStateForUserLIF(ps, removedUserId, outInfo)) { 16259 return false; 16260 } 16261 markPackageUninstalledForUserLPw(ps, user); 16262 scheduleWritePackageRestrictionsLocked(user); 16263 return true; 16264 } 16265 } 16266 16267 if (((!isSystemApp(ps) || (flags&PackageManager.DELETE_SYSTEM_APP) != 0) && user != null 16268 && user.getIdentifier() != UserHandle.USER_ALL)) { 16269 // The caller is asking that the package only be deleted for a single 16270 // user. To do this, we just mark its uninstalled state and delete 16271 // its data. If this is a system app, we only allow this to happen if 16272 // they have set the special DELETE_SYSTEM_APP which requests different 16273 // semantics than normal for uninstalling system apps. 16274 markPackageUninstalledForUserLPw(ps, user); 16275 16276 if (!isSystemApp(ps)) { 16277 // Do not uninstall the APK if an app should be cached 16278 boolean keepUninstalledPackage = shouldKeepUninstalledPackageLPr(packageName); 16279 if (ps.isAnyInstalled(sUserManager.getUserIds()) || keepUninstalledPackage) { 16280 // Other user still have this package installed, so all 16281 // we need to do is clear this user's data and save that 16282 // it is uninstalled. 16283 if (DEBUG_REMOVE) Slog.d(TAG, "Still installed by other users"); 16284 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16285 return false; 16286 } 16287 scheduleWritePackageRestrictionsLocked(user); 16288 return true; 16289 } else { 16290 // We need to set it back to 'installed' so the uninstall 16291 // broadcasts will be sent correctly. 16292 if (DEBUG_REMOVE) Slog.d(TAG, "Not installed by other users, full delete"); 16293 ps.setInstalled(true, user.getIdentifier()); 16294 } 16295 } else { 16296 // This is a system app, so we assume that the 16297 // other users still have this package installed, so all 16298 // we need to do is clear this user's data and save that 16299 // it is uninstalled. 16300 if (DEBUG_REMOVE) Slog.d(TAG, "Deleting system app"); 16301 if (!clearPackageStateForUserLIF(ps, user.getIdentifier(), outInfo)) { 16302 return false; 16303 } 16304 scheduleWritePackageRestrictionsLocked(user); 16305 return true; 16306 } 16307 } 16308 16309 // If we are deleting a composite package for all users, keep track 16310 // of result for each child. 16311 if (ps.childPackageNames != null && outInfo != null) { 16312 synchronized (mPackages) { 16313 final int childCount = ps.childPackageNames.size(); 16314 outInfo.removedChildPackages = new ArrayMap<>(childCount); 16315 for (int i = 0; i < childCount; i++) { 16316 String childPackageName = ps.childPackageNames.get(i); 16317 PackageRemovedInfo childInfo = new PackageRemovedInfo(); 16318 childInfo.removedPackage = childPackageName; 16319 outInfo.removedChildPackages.put(childPackageName, childInfo); 16320 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16321 if (childPs != null) { 16322 childInfo.origUsers = childPs.queryInstalledUsers(allUserHandles, true); 16323 } 16324 } 16325 } 16326 } 16327 16328 boolean ret = false; 16329 if (isSystemApp(ps)) { 16330 if (DEBUG_REMOVE) Slog.d(TAG, "Removing system package: " + ps.name); 16331 // When an updated system application is deleted we delete the existing resources 16332 // as well and fall back to existing code in system partition 16333 ret = deleteSystemPackageLIF(ps.pkg, ps, allUserHandles, flags, outInfo, writeSettings); 16334 } else { 16335 if (DEBUG_REMOVE) Slog.d(TAG, "Removing non-system package: " + ps.name); 16336 ret = deleteInstalledPackageLIF(ps, deleteCodeAndResources, flags, allUserHandles, 16337 outInfo, writeSettings, replacingPackage); 16338 } 16339 16340 // Take a note whether we deleted the package for all users 16341 if (outInfo != null) { 16342 outInfo.removedForAllUsers = mPackages.get(ps.name) == null; 16343 if (outInfo.removedChildPackages != null) { 16344 synchronized (mPackages) { 16345 final int childCount = outInfo.removedChildPackages.size(); 16346 for (int i = 0; i < childCount; i++) { 16347 PackageRemovedInfo childInfo = outInfo.removedChildPackages.valueAt(i); 16348 if (childInfo != null) { 16349 childInfo.removedForAllUsers = mPackages.get( 16350 childInfo.removedPackage) == null; 16351 } 16352 } 16353 } 16354 } 16355 // If we uninstalled an update to a system app there may be some 16356 // child packages that appeared as they are declared in the system 16357 // app but were not declared in the update. 16358 if (isSystemApp(ps)) { 16359 synchronized (mPackages) { 16360 PackageSetting updatedPs = mSettings.peekPackageLPr(ps.name); 16361 final int childCount = (updatedPs.childPackageNames != null) 16362 ? updatedPs.childPackageNames.size() : 0; 16363 for (int i = 0; i < childCount; i++) { 16364 String childPackageName = updatedPs.childPackageNames.get(i); 16365 if (outInfo.removedChildPackages == null 16366 || outInfo.removedChildPackages.indexOfKey(childPackageName) < 0) { 16367 PackageSetting childPs = mSettings.peekPackageLPr(childPackageName); 16368 if (childPs == null) { 16369 continue; 16370 } 16371 PackageInstalledInfo installRes = new PackageInstalledInfo(); 16372 installRes.name = childPackageName; 16373 installRes.newUsers = childPs.queryInstalledUsers(allUserHandles, true); 16374 installRes.pkg = mPackages.get(childPackageName); 16375 installRes.uid = childPs.pkg.applicationInfo.uid; 16376 if (outInfo.appearedChildPackages == null) { 16377 outInfo.appearedChildPackages = new ArrayMap<>(); 16378 } 16379 outInfo.appearedChildPackages.put(childPackageName, installRes); 16380 } 16381 } 16382 } 16383 } 16384 } 16385 16386 return ret; 16387 } 16388 16389 private void markPackageUninstalledForUserLPw(PackageSetting ps, UserHandle user) { 16390 final int[] userIds = (user == null || user.getIdentifier() == UserHandle.USER_ALL) 16391 ? sUserManager.getUserIds() : new int[] {user.getIdentifier()}; 16392 for (int nextUserId : userIds) { 16393 if (DEBUG_REMOVE) { 16394 Slog.d(TAG, "Marking package:" + ps.name + " uninstalled for user:" + nextUserId); 16395 } 16396 ps.setUserState(nextUserId, 0, COMPONENT_ENABLED_STATE_DEFAULT, 16397 false /*installed*/, true /*stopped*/, true /*notLaunched*/, 16398 false /*hidden*/, false /*suspended*/, null, null, null, 16399 false /*blockUninstall*/, 16400 ps.readUserState(nextUserId).domainVerificationStatus, 0); 16401 } 16402 } 16403 16404 private boolean clearPackageStateForUserLIF(PackageSetting ps, int userId, 16405 PackageRemovedInfo outInfo) { 16406 final PackageParser.Package pkg; 16407 synchronized (mPackages) { 16408 pkg = mPackages.get(ps.name); 16409 } 16410 16411 final int[] userIds = (userId == UserHandle.USER_ALL) ? sUserManager.getUserIds() 16412 : new int[] {userId}; 16413 for (int nextUserId : userIds) { 16414 if (DEBUG_REMOVE) { 16415 Slog.d(TAG, "Updating package:" + ps.name + " install state for user:" 16416 + nextUserId); 16417 } 16418 16419 destroyAppDataLIF(pkg, userId, 16420 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16421 destroyAppProfilesLIF(pkg, userId); 16422 removeKeystoreDataIfNeeded(nextUserId, ps.appId); 16423 schedulePackageCleaning(ps.name, nextUserId, false); 16424 synchronized (mPackages) { 16425 if (clearPackagePreferredActivitiesLPw(ps.name, nextUserId)) { 16426 scheduleWritePackageRestrictionsLocked(nextUserId); 16427 } 16428 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, nextUserId); 16429 } 16430 } 16431 16432 if (outInfo != null) { 16433 outInfo.removedPackage = ps.name; 16434 outInfo.removedAppId = ps.appId; 16435 outInfo.removedUsers = userIds; 16436 } 16437 16438 return true; 16439 } 16440 16441 private final class ClearStorageConnection implements ServiceConnection { 16442 IMediaContainerService mContainerService; 16443 16444 @Override 16445 public void onServiceConnected(ComponentName name, IBinder service) { 16446 synchronized (this) { 16447 mContainerService = IMediaContainerService.Stub.asInterface(service); 16448 notifyAll(); 16449 } 16450 } 16451 16452 @Override 16453 public void onServiceDisconnected(ComponentName name) { 16454 } 16455 } 16456 16457 private void clearExternalStorageDataSync(String packageName, int userId, boolean allData) { 16458 if (DEFAULT_CONTAINER_PACKAGE.equals(packageName)) return; 16459 16460 final boolean mounted; 16461 if (Environment.isExternalStorageEmulated()) { 16462 mounted = true; 16463 } else { 16464 final String status = Environment.getExternalStorageState(); 16465 16466 mounted = status.equals(Environment.MEDIA_MOUNTED) 16467 || status.equals(Environment.MEDIA_MOUNTED_READ_ONLY); 16468 } 16469 16470 if (!mounted) { 16471 return; 16472 } 16473 16474 final Intent containerIntent = new Intent().setComponent(DEFAULT_CONTAINER_COMPONENT); 16475 int[] users; 16476 if (userId == UserHandle.USER_ALL) { 16477 users = sUserManager.getUserIds(); 16478 } else { 16479 users = new int[] { userId }; 16480 } 16481 final ClearStorageConnection conn = new ClearStorageConnection(); 16482 if (mContext.bindServiceAsUser( 16483 containerIntent, conn, Context.BIND_AUTO_CREATE, UserHandle.SYSTEM)) { 16484 try { 16485 for (int curUser : users) { 16486 long timeout = SystemClock.uptimeMillis() + 5000; 16487 synchronized (conn) { 16488 long now; 16489 while (conn.mContainerService == null && 16490 (now = SystemClock.uptimeMillis()) < timeout) { 16491 try { 16492 conn.wait(timeout - now); 16493 } catch (InterruptedException e) { 16494 } 16495 } 16496 } 16497 if (conn.mContainerService == null) { 16498 return; 16499 } 16500 16501 final UserEnvironment userEnv = new UserEnvironment(curUser); 16502 clearDirectory(conn.mContainerService, 16503 userEnv.buildExternalStorageAppCacheDirs(packageName)); 16504 if (allData) { 16505 clearDirectory(conn.mContainerService, 16506 userEnv.buildExternalStorageAppDataDirs(packageName)); 16507 clearDirectory(conn.mContainerService, 16508 userEnv.buildExternalStorageAppMediaDirs(packageName)); 16509 } 16510 } 16511 } finally { 16512 mContext.unbindService(conn); 16513 } 16514 } 16515 } 16516 16517 @Override 16518 public void clearApplicationProfileData(String packageName) { 16519 enforceSystemOrRoot("Only the system can clear all profile data"); 16520 16521 final PackageParser.Package pkg; 16522 synchronized (mPackages) { 16523 pkg = mPackages.get(packageName); 16524 } 16525 16526 try (PackageFreezer freezer = freezePackage(packageName, "clearApplicationProfileData")) { 16527 synchronized (mInstallLock) { 16528 clearAppProfilesLIF(pkg, UserHandle.USER_ALL); 16529 destroyAppReferenceProfileLeafLIF(pkg, UserHandle.USER_ALL, 16530 true /* removeBaseMarker */); 16531 } 16532 } 16533 } 16534 16535 @Override 16536 public void clearApplicationUserData(final String packageName, 16537 final IPackageDataObserver observer, final int userId) { 16538 mContext.enforceCallingOrSelfPermission( 16539 android.Manifest.permission.CLEAR_APP_USER_DATA, null); 16540 16541 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16542 true /* requireFullPermission */, false /* checkShell */, "clear application data"); 16543 16544 if (mProtectedPackages.isPackageDataProtected(userId, packageName)) { 16545 throw new SecurityException("Cannot clear data for a protected package: " 16546 + packageName); 16547 } 16548 // Queue up an async operation since the package deletion may take a little while. 16549 mHandler.post(new Runnable() { 16550 public void run() { 16551 mHandler.removeCallbacks(this); 16552 final boolean succeeded; 16553 try (PackageFreezer freezer = freezePackage(packageName, 16554 "clearApplicationUserData")) { 16555 synchronized (mInstallLock) { 16556 succeeded = clearApplicationUserDataLIF(packageName, userId); 16557 } 16558 clearExternalStorageDataSync(packageName, userId, true); 16559 } 16560 if (succeeded) { 16561 // invoke DeviceStorageMonitor's update method to clear any notifications 16562 DeviceStorageMonitorInternal dsm = LocalServices 16563 .getService(DeviceStorageMonitorInternal.class); 16564 if (dsm != null) { 16565 dsm.checkMemory(); 16566 } 16567 } 16568 if(observer != null) { 16569 try { 16570 observer.onRemoveCompleted(packageName, succeeded); 16571 } catch (RemoteException e) { 16572 Log.i(TAG, "Observer no longer exists."); 16573 } 16574 } //end if observer 16575 } //end run 16576 }); 16577 } 16578 16579 private boolean clearApplicationUserDataLIF(String packageName, int userId) { 16580 if (packageName == null) { 16581 Slog.w(TAG, "Attempt to delete null packageName."); 16582 return false; 16583 } 16584 16585 // Try finding details about the requested package 16586 PackageParser.Package pkg; 16587 synchronized (mPackages) { 16588 pkg = mPackages.get(packageName); 16589 if (pkg == null) { 16590 final PackageSetting ps = mSettings.mPackages.get(packageName); 16591 if (ps != null) { 16592 pkg = ps.pkg; 16593 } 16594 } 16595 16596 if (pkg == null) { 16597 Slog.w(TAG, "Package named '" + packageName + "' doesn't exist."); 16598 return false; 16599 } 16600 16601 PackageSetting ps = (PackageSetting) pkg.mExtras; 16602 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16603 } 16604 16605 clearAppDataLIF(pkg, userId, 16606 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 16607 16608 final int appId = UserHandle.getAppId(pkg.applicationInfo.uid); 16609 removeKeystoreDataIfNeeded(userId, appId); 16610 16611 UserManagerInternal umInternal = getUserManagerInternal(); 16612 final int flags; 16613 if (umInternal.isUserUnlockingOrUnlocked(userId)) { 16614 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 16615 } else if (umInternal.isUserRunning(userId)) { 16616 flags = StorageManager.FLAG_STORAGE_DE; 16617 } else { 16618 flags = 0; 16619 } 16620 prepareAppDataContentsLIF(pkg, userId, flags); 16621 16622 return true; 16623 } 16624 16625 /** 16626 * Reverts user permission state changes (permissions and flags) in 16627 * all packages for a given user. 16628 * 16629 * @param userId The device user for which to do a reset. 16630 */ 16631 private void resetUserChangesToRuntimePermissionsAndFlagsLPw(int userId) { 16632 final int packageCount = mPackages.size(); 16633 for (int i = 0; i < packageCount; i++) { 16634 PackageParser.Package pkg = mPackages.valueAt(i); 16635 PackageSetting ps = (PackageSetting) pkg.mExtras; 16636 resetUserChangesToRuntimePermissionsAndFlagsLPw(ps, userId); 16637 } 16638 } 16639 16640 private void resetNetworkPolicies(int userId) { 16641 LocalServices.getService(NetworkPolicyManagerInternal.class).resetUserState(userId); 16642 } 16643 16644 /** 16645 * Reverts user permission state changes (permissions and flags). 16646 * 16647 * @param ps The package for which to reset. 16648 * @param userId The device user for which to do a reset. 16649 */ 16650 private void resetUserChangesToRuntimePermissionsAndFlagsLPw( 16651 final PackageSetting ps, final int userId) { 16652 if (ps.pkg == null) { 16653 return; 16654 } 16655 16656 // These are flags that can change base on user actions. 16657 final int userSettableMask = FLAG_PERMISSION_USER_SET 16658 | FLAG_PERMISSION_USER_FIXED 16659 | FLAG_PERMISSION_REVOKE_ON_UPGRADE 16660 | FLAG_PERMISSION_REVIEW_REQUIRED; 16661 16662 final int policyOrSystemFlags = FLAG_PERMISSION_SYSTEM_FIXED 16663 | FLAG_PERMISSION_POLICY_FIXED; 16664 16665 boolean writeInstallPermissions = false; 16666 boolean writeRuntimePermissions = false; 16667 16668 final int permissionCount = ps.pkg.requestedPermissions.size(); 16669 for (int i = 0; i < permissionCount; i++) { 16670 String permission = ps.pkg.requestedPermissions.get(i); 16671 16672 BasePermission bp = mSettings.mPermissions.get(permission); 16673 if (bp == null) { 16674 continue; 16675 } 16676 16677 // If shared user we just reset the state to which only this app contributed. 16678 if (ps.sharedUser != null) { 16679 boolean used = false; 16680 final int packageCount = ps.sharedUser.packages.size(); 16681 for (int j = 0; j < packageCount; j++) { 16682 PackageSetting pkg = ps.sharedUser.packages.valueAt(j); 16683 if (pkg.pkg != null && !pkg.pkg.packageName.equals(ps.pkg.packageName) 16684 && pkg.pkg.requestedPermissions.contains(permission)) { 16685 used = true; 16686 break; 16687 } 16688 } 16689 if (used) { 16690 continue; 16691 } 16692 } 16693 16694 PermissionsState permissionsState = ps.getPermissionsState(); 16695 16696 final int oldFlags = permissionsState.getPermissionFlags(bp.name, userId); 16697 16698 // Always clear the user settable flags. 16699 final boolean hasInstallState = permissionsState.getInstallPermissionState( 16700 bp.name) != null; 16701 // If permission review is enabled and this is a legacy app, mark the 16702 // permission as requiring a review as this is the initial state. 16703 int flags = 0; 16704 if (Build.PERMISSIONS_REVIEW_REQUIRED 16705 && ps.pkg.applicationInfo.targetSdkVersion < Build.VERSION_CODES.M) { 16706 flags |= FLAG_PERMISSION_REVIEW_REQUIRED; 16707 } 16708 if (permissionsState.updatePermissionFlags(bp, userId, userSettableMask, flags)) { 16709 if (hasInstallState) { 16710 writeInstallPermissions = true; 16711 } else { 16712 writeRuntimePermissions = true; 16713 } 16714 } 16715 16716 // Below is only runtime permission handling. 16717 if (!bp.isRuntime()) { 16718 continue; 16719 } 16720 16721 // Never clobber system or policy. 16722 if ((oldFlags & policyOrSystemFlags) != 0) { 16723 continue; 16724 } 16725 16726 // If this permission was granted by default, make sure it is. 16727 if ((oldFlags & FLAG_PERMISSION_GRANTED_BY_DEFAULT) != 0) { 16728 if (permissionsState.grantRuntimePermission(bp, userId) 16729 != PERMISSION_OPERATION_FAILURE) { 16730 writeRuntimePermissions = true; 16731 } 16732 // If permission review is enabled the permissions for a legacy apps 16733 // are represented as constantly granted runtime ones, so don't revoke. 16734 } else if ((flags & FLAG_PERMISSION_REVIEW_REQUIRED) == 0) { 16735 // Otherwise, reset the permission. 16736 final int revokeResult = permissionsState.revokeRuntimePermission(bp, userId); 16737 switch (revokeResult) { 16738 case PERMISSION_OPERATION_SUCCESS: 16739 case PERMISSION_OPERATION_SUCCESS_GIDS_CHANGED: { 16740 writeRuntimePermissions = true; 16741 final int appId = ps.appId; 16742 mHandler.post(new Runnable() { 16743 @Override 16744 public void run() { 16745 killUid(appId, userId, KILL_APP_REASON_PERMISSIONS_REVOKED); 16746 } 16747 }); 16748 } break; 16749 } 16750 } 16751 } 16752 16753 // Synchronously write as we are taking permissions away. 16754 if (writeRuntimePermissions) { 16755 mSettings.writeRuntimePermissionsForUserLPr(userId, true); 16756 } 16757 16758 // Synchronously write as we are taking permissions away. 16759 if (writeInstallPermissions) { 16760 mSettings.writeLPr(); 16761 } 16762 } 16763 16764 /** 16765 * Remove entries from the keystore daemon. Will only remove it if the 16766 * {@code appId} is valid. 16767 */ 16768 private static void removeKeystoreDataIfNeeded(int userId, int appId) { 16769 if (appId < 0) { 16770 return; 16771 } 16772 16773 final KeyStore keyStore = KeyStore.getInstance(); 16774 if (keyStore != null) { 16775 if (userId == UserHandle.USER_ALL) { 16776 for (final int individual : sUserManager.getUserIds()) { 16777 keyStore.clearUid(UserHandle.getUid(individual, appId)); 16778 } 16779 } else { 16780 keyStore.clearUid(UserHandle.getUid(userId, appId)); 16781 } 16782 } else { 16783 Slog.w(TAG, "Could not contact keystore to clear entries for app id " + appId); 16784 } 16785 } 16786 16787 @Override 16788 public void deleteApplicationCacheFiles(final String packageName, 16789 final IPackageDataObserver observer) { 16790 final int userId = UserHandle.getCallingUserId(); 16791 deleteApplicationCacheFilesAsUser(packageName, userId, observer); 16792 } 16793 16794 @Override 16795 public void deleteApplicationCacheFilesAsUser(final String packageName, final int userId, 16796 final IPackageDataObserver observer) { 16797 mContext.enforceCallingOrSelfPermission( 16798 android.Manifest.permission.DELETE_CACHE_FILES, null); 16799 enforceCrossUserPermission(Binder.getCallingUid(), userId, 16800 /* requireFullPermission= */ true, /* checkShell= */ false, 16801 "delete application cache files"); 16802 16803 final PackageParser.Package pkg; 16804 synchronized (mPackages) { 16805 pkg = mPackages.get(packageName); 16806 } 16807 16808 // Queue up an async operation since the package deletion may take a little while. 16809 mHandler.post(new Runnable() { 16810 public void run() { 16811 synchronized (mInstallLock) { 16812 final int flags = StorageManager.FLAG_STORAGE_DE 16813 | StorageManager.FLAG_STORAGE_CE; 16814 // We're only clearing cache files, so we don't care if the 16815 // app is unfrozen and still able to run 16816 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CACHE_ONLY); 16817 clearAppDataLIF(pkg, userId, flags | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 16818 } 16819 clearExternalStorageDataSync(packageName, userId, false); 16820 if (observer != null) { 16821 try { 16822 observer.onRemoveCompleted(packageName, true); 16823 } catch (RemoteException e) { 16824 Log.i(TAG, "Observer no longer exists."); 16825 } 16826 } 16827 } 16828 }); 16829 } 16830 16831 @Override 16832 public void getPackageSizeInfo(final String packageName, int userHandle, 16833 final IPackageStatsObserver observer) { 16834 mContext.enforceCallingOrSelfPermission( 16835 android.Manifest.permission.GET_PACKAGE_SIZE, null); 16836 if (packageName == null) { 16837 throw new IllegalArgumentException("Attempt to get size of null packageName"); 16838 } 16839 16840 PackageStats stats = new PackageStats(packageName, userHandle); 16841 16842 /* 16843 * Queue up an async operation since the package measurement may take a 16844 * little while. 16845 */ 16846 Message msg = mHandler.obtainMessage(INIT_COPY); 16847 msg.obj = new MeasureParams(stats, observer); 16848 mHandler.sendMessage(msg); 16849 } 16850 16851 private boolean getPackageSizeInfoLI(String packageName, int userId, PackageStats stats) { 16852 final PackageSetting ps; 16853 synchronized (mPackages) { 16854 ps = mSettings.mPackages.get(packageName); 16855 if (ps == null) { 16856 Slog.w(TAG, "Failed to find settings for " + packageName); 16857 return false; 16858 } 16859 } 16860 try { 16861 mInstaller.getAppSize(ps.volumeUuid, packageName, userId, 16862 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE, 16863 ps.getCeDataInode(userId), ps.codePathString, stats); 16864 } catch (InstallerException e) { 16865 Slog.w(TAG, String.valueOf(e)); 16866 return false; 16867 } 16868 16869 // For now, ignore code size of packages on system partition 16870 if (isSystemApp(ps) && !isUpdatedSystemApp(ps)) { 16871 stats.codeSize = 0; 16872 } 16873 16874 return true; 16875 } 16876 16877 private int getUidTargetSdkVersionLockedLPr(int uid) { 16878 Object obj = mSettings.getUserIdLPr(uid); 16879 if (obj instanceof SharedUserSetting) { 16880 final SharedUserSetting sus = (SharedUserSetting) obj; 16881 int vers = Build.VERSION_CODES.CUR_DEVELOPMENT; 16882 final Iterator<PackageSetting> it = sus.packages.iterator(); 16883 while (it.hasNext()) { 16884 final PackageSetting ps = it.next(); 16885 if (ps.pkg != null) { 16886 int v = ps.pkg.applicationInfo.targetSdkVersion; 16887 if (v < vers) vers = v; 16888 } 16889 } 16890 return vers; 16891 } else if (obj instanceof PackageSetting) { 16892 final PackageSetting ps = (PackageSetting) obj; 16893 if (ps.pkg != null) { 16894 return ps.pkg.applicationInfo.targetSdkVersion; 16895 } 16896 } 16897 return Build.VERSION_CODES.CUR_DEVELOPMENT; 16898 } 16899 16900 @Override 16901 public void addPreferredActivity(IntentFilter filter, int match, 16902 ComponentName[] set, ComponentName activity, int userId) { 16903 addPreferredActivityInternal(filter, match, set, activity, true, userId, 16904 "Adding preferred"); 16905 } 16906 16907 private void addPreferredActivityInternal(IntentFilter filter, int match, 16908 ComponentName[] set, ComponentName activity, boolean always, int userId, 16909 String opname) { 16910 // writer 16911 int callingUid = Binder.getCallingUid(); 16912 enforceCrossUserPermission(callingUid, userId, 16913 true /* requireFullPermission */, false /* checkShell */, "add preferred activity"); 16914 if (filter.countActions() == 0) { 16915 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 16916 return; 16917 } 16918 synchronized (mPackages) { 16919 if (mContext.checkCallingOrSelfPermission( 16920 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 16921 != PackageManager.PERMISSION_GRANTED) { 16922 if (getUidTargetSdkVersionLockedLPr(callingUid) 16923 < Build.VERSION_CODES.FROYO) { 16924 Slog.w(TAG, "Ignoring addPreferredActivity() from uid " 16925 + callingUid); 16926 return; 16927 } 16928 mContext.enforceCallingOrSelfPermission( 16929 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 16930 } 16931 16932 PreferredIntentResolver pir = mSettings.editPreferredActivitiesLPw(userId); 16933 Slog.i(TAG, opname + " activity " + activity.flattenToShortString() + " for user " 16934 + userId + ":"); 16935 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 16936 pir.addFilter(new PreferredActivity(filter, match, set, activity, always)); 16937 scheduleWritePackageRestrictionsLocked(userId); 16938 postPreferredActivityChangedBroadcast(userId); 16939 } 16940 } 16941 16942 private void postPreferredActivityChangedBroadcast(int userId) { 16943 mHandler.post(() -> { 16944 final IActivityManager am = ActivityManagerNative.getDefault(); 16945 if (am == null) { 16946 return; 16947 } 16948 16949 final Intent intent = new Intent(Intent.ACTION_PREFERRED_ACTIVITY_CHANGED); 16950 intent.putExtra(Intent.EXTRA_USER_HANDLE, userId); 16951 try { 16952 am.broadcastIntent(null, intent, null, null, 16953 0, null, null, null, android.app.AppOpsManager.OP_NONE, 16954 null, false, false, userId); 16955 } catch (RemoteException e) { 16956 } 16957 }); 16958 } 16959 16960 @Override 16961 public void replacePreferredActivity(IntentFilter filter, int match, 16962 ComponentName[] set, ComponentName activity, int userId) { 16963 if (filter.countActions() != 1) { 16964 throw new IllegalArgumentException( 16965 "replacePreferredActivity expects filter to have only 1 action."); 16966 } 16967 if (filter.countDataAuthorities() != 0 16968 || filter.countDataPaths() != 0 16969 || filter.countDataSchemes() > 1 16970 || filter.countDataTypes() != 0) { 16971 throw new IllegalArgumentException( 16972 "replacePreferredActivity expects filter to have no data authorities, " + 16973 "paths, or types; and at most one scheme."); 16974 } 16975 16976 final int callingUid = Binder.getCallingUid(); 16977 enforceCrossUserPermission(callingUid, userId, 16978 true /* requireFullPermission */, false /* checkShell */, 16979 "replace preferred activity"); 16980 synchronized (mPackages) { 16981 if (mContext.checkCallingOrSelfPermission( 16982 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 16983 != PackageManager.PERMISSION_GRANTED) { 16984 if (getUidTargetSdkVersionLockedLPr(callingUid) 16985 < Build.VERSION_CODES.FROYO) { 16986 Slog.w(TAG, "Ignoring replacePreferredActivity() from uid " 16987 + Binder.getCallingUid()); 16988 return; 16989 } 16990 mContext.enforceCallingOrSelfPermission( 16991 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 16992 } 16993 16994 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 16995 if (pir != null) { 16996 // Get all of the existing entries that exactly match this filter. 16997 ArrayList<PreferredActivity> existing = pir.findFilters(filter); 16998 if (existing != null && existing.size() == 1) { 16999 PreferredActivity cur = existing.get(0); 17000 if (DEBUG_PREFERRED) { 17001 Slog.i(TAG, "Checking replace of preferred:"); 17002 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17003 if (!cur.mPref.mAlways) { 17004 Slog.i(TAG, " -- CUR; not mAlways!"); 17005 } else { 17006 Slog.i(TAG, " -- CUR: mMatch=" + cur.mPref.mMatch); 17007 Slog.i(TAG, " -- CUR: mSet=" 17008 + Arrays.toString(cur.mPref.mSetComponents)); 17009 Slog.i(TAG, " -- CUR: mComponent=" + cur.mPref.mShortComponent); 17010 Slog.i(TAG, " -- NEW: mMatch=" 17011 + (match&IntentFilter.MATCH_CATEGORY_MASK)); 17012 Slog.i(TAG, " -- CUR: mSet=" + Arrays.toString(set)); 17013 Slog.i(TAG, " -- CUR: mComponent=" + activity.flattenToShortString()); 17014 } 17015 } 17016 if (cur.mPref.mAlways && cur.mPref.mComponent.equals(activity) 17017 && cur.mPref.mMatch == (match&IntentFilter.MATCH_CATEGORY_MASK) 17018 && cur.mPref.sameSet(set)) { 17019 // Setting the preferred activity to what it happens to be already 17020 if (DEBUG_PREFERRED) { 17021 Slog.i(TAG, "Replacing with same preferred activity " 17022 + cur.mPref.mShortComponent + " for user " 17023 + userId + ":"); 17024 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17025 } 17026 return; 17027 } 17028 } 17029 17030 if (existing != null) { 17031 if (DEBUG_PREFERRED) { 17032 Slog.i(TAG, existing.size() + " existing preferred matches for:"); 17033 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17034 } 17035 for (int i = 0; i < existing.size(); i++) { 17036 PreferredActivity pa = existing.get(i); 17037 if (DEBUG_PREFERRED) { 17038 Slog.i(TAG, "Removing existing preferred activity " 17039 + pa.mPref.mComponent + ":"); 17040 pa.dump(new LogPrinter(Log.INFO, TAG), " "); 17041 } 17042 pir.removeFilter(pa); 17043 } 17044 } 17045 } 17046 addPreferredActivityInternal(filter, match, set, activity, true, userId, 17047 "Replacing preferred"); 17048 } 17049 } 17050 17051 @Override 17052 public void clearPackagePreferredActivities(String packageName) { 17053 final int uid = Binder.getCallingUid(); 17054 // writer 17055 synchronized (mPackages) { 17056 PackageParser.Package pkg = mPackages.get(packageName); 17057 if (pkg == null || pkg.applicationInfo.uid != uid) { 17058 if (mContext.checkCallingOrSelfPermission( 17059 android.Manifest.permission.SET_PREFERRED_APPLICATIONS) 17060 != PackageManager.PERMISSION_GRANTED) { 17061 if (getUidTargetSdkVersionLockedLPr(Binder.getCallingUid()) 17062 < Build.VERSION_CODES.FROYO) { 17063 Slog.w(TAG, "Ignoring clearPackagePreferredActivities() from uid " 17064 + Binder.getCallingUid()); 17065 return; 17066 } 17067 mContext.enforceCallingOrSelfPermission( 17068 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17069 } 17070 } 17071 17072 int user = UserHandle.getCallingUserId(); 17073 if (clearPackagePreferredActivitiesLPw(packageName, user)) { 17074 scheduleWritePackageRestrictionsLocked(user); 17075 } 17076 } 17077 } 17078 17079 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17080 boolean clearPackagePreferredActivitiesLPw(String packageName, int userId) { 17081 ArrayList<PreferredActivity> removed = null; 17082 boolean changed = false; 17083 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 17084 final int thisUserId = mSettings.mPreferredActivities.keyAt(i); 17085 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 17086 if (userId != UserHandle.USER_ALL && userId != thisUserId) { 17087 continue; 17088 } 17089 Iterator<PreferredActivity> it = pir.filterIterator(); 17090 while (it.hasNext()) { 17091 PreferredActivity pa = it.next(); 17092 // Mark entry for removal only if it matches the package name 17093 // and the entry is of type "always". 17094 if (packageName == null || 17095 (pa.mPref.mComponent.getPackageName().equals(packageName) 17096 && pa.mPref.mAlways)) { 17097 if (removed == null) { 17098 removed = new ArrayList<PreferredActivity>(); 17099 } 17100 removed.add(pa); 17101 } 17102 } 17103 if (removed != null) { 17104 for (int j=0; j<removed.size(); j++) { 17105 PreferredActivity pa = removed.get(j); 17106 pir.removeFilter(pa); 17107 } 17108 changed = true; 17109 } 17110 } 17111 if (changed) { 17112 postPreferredActivityChangedBroadcast(userId); 17113 } 17114 return changed; 17115 } 17116 17117 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17118 private void clearIntentFilterVerificationsLPw(int userId) { 17119 final int packageCount = mPackages.size(); 17120 for (int i = 0; i < packageCount; i++) { 17121 PackageParser.Package pkg = mPackages.valueAt(i); 17122 clearIntentFilterVerificationsLPw(pkg.packageName, userId); 17123 } 17124 } 17125 17126 /** This method takes a specific user id as well as UserHandle.USER_ALL. */ 17127 void clearIntentFilterVerificationsLPw(String packageName, int userId) { 17128 if (userId == UserHandle.USER_ALL) { 17129 if (mSettings.removeIntentFilterVerificationLPw(packageName, 17130 sUserManager.getUserIds())) { 17131 for (int oneUserId : sUserManager.getUserIds()) { 17132 scheduleWritePackageRestrictionsLocked(oneUserId); 17133 } 17134 } 17135 } else { 17136 if (mSettings.removeIntentFilterVerificationLPw(packageName, userId)) { 17137 scheduleWritePackageRestrictionsLocked(userId); 17138 } 17139 } 17140 } 17141 17142 void clearDefaultBrowserIfNeeded(String packageName) { 17143 for (int oneUserId : sUserManager.getUserIds()) { 17144 String defaultBrowserPackageName = getDefaultBrowserPackageName(oneUserId); 17145 if (TextUtils.isEmpty(defaultBrowserPackageName)) continue; 17146 if (packageName.equals(defaultBrowserPackageName)) { 17147 setDefaultBrowserPackageName(null, oneUserId); 17148 } 17149 } 17150 } 17151 17152 @Override 17153 public void resetApplicationPreferences(int userId) { 17154 mContext.enforceCallingOrSelfPermission( 17155 android.Manifest.permission.SET_PREFERRED_APPLICATIONS, null); 17156 final long identity = Binder.clearCallingIdentity(); 17157 // writer 17158 try { 17159 synchronized (mPackages) { 17160 clearPackagePreferredActivitiesLPw(null, userId); 17161 mSettings.applyDefaultPreferredAppsLPw(this, userId); 17162 // TODO: We have to reset the default SMS and Phone. This requires 17163 // significant refactoring to keep all default apps in the package 17164 // manager (cleaner but more work) or have the services provide 17165 // callbacks to the package manager to request a default app reset. 17166 applyFactoryDefaultBrowserLPw(userId); 17167 clearIntentFilterVerificationsLPw(userId); 17168 primeDomainVerificationsLPw(userId); 17169 resetUserChangesToRuntimePermissionsAndFlagsLPw(userId); 17170 scheduleWritePackageRestrictionsLocked(userId); 17171 } 17172 resetNetworkPolicies(userId); 17173 } finally { 17174 Binder.restoreCallingIdentity(identity); 17175 } 17176 } 17177 17178 @Override 17179 public int getPreferredActivities(List<IntentFilter> outFilters, 17180 List<ComponentName> outActivities, String packageName) { 17181 17182 int num = 0; 17183 final int userId = UserHandle.getCallingUserId(); 17184 // reader 17185 synchronized (mPackages) { 17186 PreferredIntentResolver pir = mSettings.mPreferredActivities.get(userId); 17187 if (pir != null) { 17188 final Iterator<PreferredActivity> it = pir.filterIterator(); 17189 while (it.hasNext()) { 17190 final PreferredActivity pa = it.next(); 17191 if (packageName == null 17192 || (pa.mPref.mComponent.getPackageName().equals(packageName) 17193 && pa.mPref.mAlways)) { 17194 if (outFilters != null) { 17195 outFilters.add(new IntentFilter(pa)); 17196 } 17197 if (outActivities != null) { 17198 outActivities.add(pa.mPref.mComponent); 17199 } 17200 } 17201 } 17202 } 17203 } 17204 17205 return num; 17206 } 17207 17208 @Override 17209 public void addPersistentPreferredActivity(IntentFilter filter, ComponentName activity, 17210 int userId) { 17211 int callingUid = Binder.getCallingUid(); 17212 if (callingUid != Process.SYSTEM_UID) { 17213 throw new SecurityException( 17214 "addPersistentPreferredActivity can only be run by the system"); 17215 } 17216 if (filter.countActions() == 0) { 17217 Slog.w(TAG, "Cannot set a preferred activity with no filter actions"); 17218 return; 17219 } 17220 synchronized (mPackages) { 17221 Slog.i(TAG, "Adding persistent preferred activity " + activity + " for user " + userId + 17222 ":"); 17223 filter.dump(new LogPrinter(Log.INFO, TAG), " "); 17224 mSettings.editPersistentPreferredActivitiesLPw(userId).addFilter( 17225 new PersistentPreferredActivity(filter, activity)); 17226 scheduleWritePackageRestrictionsLocked(userId); 17227 postPreferredActivityChangedBroadcast(userId); 17228 } 17229 } 17230 17231 @Override 17232 public void clearPackagePersistentPreferredActivities(String packageName, int userId) { 17233 int callingUid = Binder.getCallingUid(); 17234 if (callingUid != Process.SYSTEM_UID) { 17235 throw new SecurityException( 17236 "clearPackagePersistentPreferredActivities can only be run by the system"); 17237 } 17238 ArrayList<PersistentPreferredActivity> removed = null; 17239 boolean changed = false; 17240 synchronized (mPackages) { 17241 for (int i=0; i<mSettings.mPersistentPreferredActivities.size(); i++) { 17242 final int thisUserId = mSettings.mPersistentPreferredActivities.keyAt(i); 17243 PersistentPreferredIntentResolver ppir = mSettings.mPersistentPreferredActivities 17244 .valueAt(i); 17245 if (userId != thisUserId) { 17246 continue; 17247 } 17248 Iterator<PersistentPreferredActivity> it = ppir.filterIterator(); 17249 while (it.hasNext()) { 17250 PersistentPreferredActivity ppa = it.next(); 17251 // Mark entry for removal only if it matches the package name. 17252 if (ppa.mComponent.getPackageName().equals(packageName)) { 17253 if (removed == null) { 17254 removed = new ArrayList<PersistentPreferredActivity>(); 17255 } 17256 removed.add(ppa); 17257 } 17258 } 17259 if (removed != null) { 17260 for (int j=0; j<removed.size(); j++) { 17261 PersistentPreferredActivity ppa = removed.get(j); 17262 ppir.removeFilter(ppa); 17263 } 17264 changed = true; 17265 } 17266 } 17267 17268 if (changed) { 17269 scheduleWritePackageRestrictionsLocked(userId); 17270 postPreferredActivityChangedBroadcast(userId); 17271 } 17272 } 17273 } 17274 17275 /** 17276 * Common machinery for picking apart a restored XML blob and passing 17277 * it to a caller-supplied functor to be applied to the running system. 17278 */ 17279 private void restoreFromXml(XmlPullParser parser, int userId, 17280 String expectedStartTag, BlobXmlRestorer functor) 17281 throws IOException, XmlPullParserException { 17282 int type; 17283 while ((type = parser.next()) != XmlPullParser.START_TAG 17284 && type != XmlPullParser.END_DOCUMENT) { 17285 } 17286 if (type != XmlPullParser.START_TAG) { 17287 // oops didn't find a start tag?! 17288 if (DEBUG_BACKUP) { 17289 Slog.e(TAG, "Didn't find start tag during restore"); 17290 } 17291 return; 17292 } 17293 Slog.v(TAG, ":: restoreFromXml() : got to tag " + parser.getName()); 17294 // this is supposed to be TAG_PREFERRED_BACKUP 17295 if (!expectedStartTag.equals(parser.getName())) { 17296 if (DEBUG_BACKUP) { 17297 Slog.e(TAG, "Found unexpected tag " + parser.getName()); 17298 } 17299 return; 17300 } 17301 17302 // skip interfering stuff, then we're aligned with the backing implementation 17303 while ((type = parser.next()) == XmlPullParser.TEXT) { } 17304 Slog.v(TAG, ":: stepped forward, applying functor at tag " + parser.getName()); 17305 functor.apply(parser, userId); 17306 } 17307 17308 private interface BlobXmlRestorer { 17309 public void apply(XmlPullParser parser, int userId) throws IOException, XmlPullParserException; 17310 } 17311 17312 /** 17313 * Non-Binder method, support for the backup/restore mechanism: write the 17314 * full set of preferred activities in its canonical XML format. Returns the 17315 * XML output as a byte array, or null if there is none. 17316 */ 17317 @Override 17318 public byte[] getPreferredActivityBackup(int userId) { 17319 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17320 throw new SecurityException("Only the system may call getPreferredActivityBackup()"); 17321 } 17322 17323 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17324 try { 17325 final XmlSerializer serializer = new FastXmlSerializer(); 17326 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17327 serializer.startDocument(null, true); 17328 serializer.startTag(null, TAG_PREFERRED_BACKUP); 17329 17330 synchronized (mPackages) { 17331 mSettings.writePreferredActivitiesLPr(serializer, userId, true); 17332 } 17333 17334 serializer.endTag(null, TAG_PREFERRED_BACKUP); 17335 serializer.endDocument(); 17336 serializer.flush(); 17337 } catch (Exception e) { 17338 if (DEBUG_BACKUP) { 17339 Slog.e(TAG, "Unable to write preferred activities for backup", e); 17340 } 17341 return null; 17342 } 17343 17344 return dataStream.toByteArray(); 17345 } 17346 17347 @Override 17348 public void restorePreferredActivities(byte[] backup, int userId) { 17349 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17350 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17351 } 17352 17353 try { 17354 final XmlPullParser parser = Xml.newPullParser(); 17355 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17356 restoreFromXml(parser, userId, TAG_PREFERRED_BACKUP, 17357 new BlobXmlRestorer() { 17358 @Override 17359 public void apply(XmlPullParser parser, int userId) 17360 throws XmlPullParserException, IOException { 17361 synchronized (mPackages) { 17362 mSettings.readPreferredActivitiesLPw(parser, userId); 17363 } 17364 } 17365 } ); 17366 } catch (Exception e) { 17367 if (DEBUG_BACKUP) { 17368 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17369 } 17370 } 17371 } 17372 17373 /** 17374 * Non-Binder method, support for the backup/restore mechanism: write the 17375 * default browser (etc) settings in its canonical XML format. Returns the default 17376 * browser XML representation as a byte array, or null if there is none. 17377 */ 17378 @Override 17379 public byte[] getDefaultAppsBackup(int userId) { 17380 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17381 throw new SecurityException("Only the system may call getDefaultAppsBackup()"); 17382 } 17383 17384 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17385 try { 17386 final XmlSerializer serializer = new FastXmlSerializer(); 17387 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17388 serializer.startDocument(null, true); 17389 serializer.startTag(null, TAG_DEFAULT_APPS); 17390 17391 synchronized (mPackages) { 17392 mSettings.writeDefaultAppsLPr(serializer, userId); 17393 } 17394 17395 serializer.endTag(null, TAG_DEFAULT_APPS); 17396 serializer.endDocument(); 17397 serializer.flush(); 17398 } catch (Exception e) { 17399 if (DEBUG_BACKUP) { 17400 Slog.e(TAG, "Unable to write default apps for backup", e); 17401 } 17402 return null; 17403 } 17404 17405 return dataStream.toByteArray(); 17406 } 17407 17408 @Override 17409 public void restoreDefaultApps(byte[] backup, int userId) { 17410 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17411 throw new SecurityException("Only the system may call restoreDefaultApps()"); 17412 } 17413 17414 try { 17415 final XmlPullParser parser = Xml.newPullParser(); 17416 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17417 restoreFromXml(parser, userId, TAG_DEFAULT_APPS, 17418 new BlobXmlRestorer() { 17419 @Override 17420 public void apply(XmlPullParser parser, int userId) 17421 throws XmlPullParserException, IOException { 17422 synchronized (mPackages) { 17423 mSettings.readDefaultAppsLPw(parser, userId); 17424 } 17425 } 17426 } ); 17427 } catch (Exception e) { 17428 if (DEBUG_BACKUP) { 17429 Slog.e(TAG, "Exception restoring default apps: " + e.getMessage()); 17430 } 17431 } 17432 } 17433 17434 @Override 17435 public byte[] getIntentFilterVerificationBackup(int userId) { 17436 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17437 throw new SecurityException("Only the system may call getIntentFilterVerificationBackup()"); 17438 } 17439 17440 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17441 try { 17442 final XmlSerializer serializer = new FastXmlSerializer(); 17443 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17444 serializer.startDocument(null, true); 17445 serializer.startTag(null, TAG_INTENT_FILTER_VERIFICATION); 17446 17447 synchronized (mPackages) { 17448 mSettings.writeAllDomainVerificationsLPr(serializer, userId); 17449 } 17450 17451 serializer.endTag(null, TAG_INTENT_FILTER_VERIFICATION); 17452 serializer.endDocument(); 17453 serializer.flush(); 17454 } catch (Exception e) { 17455 if (DEBUG_BACKUP) { 17456 Slog.e(TAG, "Unable to write default apps for backup", e); 17457 } 17458 return null; 17459 } 17460 17461 return dataStream.toByteArray(); 17462 } 17463 17464 @Override 17465 public void restoreIntentFilterVerification(byte[] backup, int userId) { 17466 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17467 throw new SecurityException("Only the system may call restorePreferredActivities()"); 17468 } 17469 17470 try { 17471 final XmlPullParser parser = Xml.newPullParser(); 17472 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17473 restoreFromXml(parser, userId, TAG_INTENT_FILTER_VERIFICATION, 17474 new BlobXmlRestorer() { 17475 @Override 17476 public void apply(XmlPullParser parser, int userId) 17477 throws XmlPullParserException, IOException { 17478 synchronized (mPackages) { 17479 mSettings.readAllDomainVerificationsLPr(parser, userId); 17480 mSettings.writeLPr(); 17481 } 17482 } 17483 } ); 17484 } catch (Exception e) { 17485 if (DEBUG_BACKUP) { 17486 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17487 } 17488 } 17489 } 17490 17491 @Override 17492 public byte[] getPermissionGrantBackup(int userId) { 17493 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17494 throw new SecurityException("Only the system may call getPermissionGrantBackup()"); 17495 } 17496 17497 ByteArrayOutputStream dataStream = new ByteArrayOutputStream(); 17498 try { 17499 final XmlSerializer serializer = new FastXmlSerializer(); 17500 serializer.setOutput(dataStream, StandardCharsets.UTF_8.name()); 17501 serializer.startDocument(null, true); 17502 serializer.startTag(null, TAG_PERMISSION_BACKUP); 17503 17504 synchronized (mPackages) { 17505 serializeRuntimePermissionGrantsLPr(serializer, userId); 17506 } 17507 17508 serializer.endTag(null, TAG_PERMISSION_BACKUP); 17509 serializer.endDocument(); 17510 serializer.flush(); 17511 } catch (Exception e) { 17512 if (DEBUG_BACKUP) { 17513 Slog.e(TAG, "Unable to write default apps for backup", e); 17514 } 17515 return null; 17516 } 17517 17518 return dataStream.toByteArray(); 17519 } 17520 17521 @Override 17522 public void restorePermissionGrants(byte[] backup, int userId) { 17523 if (Binder.getCallingUid() != Process.SYSTEM_UID) { 17524 throw new SecurityException("Only the system may call restorePermissionGrants()"); 17525 } 17526 17527 try { 17528 final XmlPullParser parser = Xml.newPullParser(); 17529 parser.setInput(new ByteArrayInputStream(backup), StandardCharsets.UTF_8.name()); 17530 restoreFromXml(parser, userId, TAG_PERMISSION_BACKUP, 17531 new BlobXmlRestorer() { 17532 @Override 17533 public void apply(XmlPullParser parser, int userId) 17534 throws XmlPullParserException, IOException { 17535 synchronized (mPackages) { 17536 processRestoredPermissionGrantsLPr(parser, userId); 17537 } 17538 } 17539 } ); 17540 } catch (Exception e) { 17541 if (DEBUG_BACKUP) { 17542 Slog.e(TAG, "Exception restoring preferred activities: " + e.getMessage()); 17543 } 17544 } 17545 } 17546 17547 private void serializeRuntimePermissionGrantsLPr(XmlSerializer serializer, final int userId) 17548 throws IOException { 17549 serializer.startTag(null, TAG_ALL_GRANTS); 17550 17551 final int N = mSettings.mPackages.size(); 17552 for (int i = 0; i < N; i++) { 17553 final PackageSetting ps = mSettings.mPackages.valueAt(i); 17554 boolean pkgGrantsKnown = false; 17555 17556 PermissionsState packagePerms = ps.getPermissionsState(); 17557 17558 for (PermissionState state : packagePerms.getRuntimePermissionStates(userId)) { 17559 final int grantFlags = state.getFlags(); 17560 // only look at grants that are not system/policy fixed 17561 if ((grantFlags & SYSTEM_RUNTIME_GRANT_MASK) == 0) { 17562 final boolean isGranted = state.isGranted(); 17563 // And only back up the user-twiddled state bits 17564 if (isGranted || (grantFlags & USER_RUNTIME_GRANT_MASK) != 0) { 17565 final String packageName = mSettings.mPackages.keyAt(i); 17566 if (!pkgGrantsKnown) { 17567 serializer.startTag(null, TAG_GRANT); 17568 serializer.attribute(null, ATTR_PACKAGE_NAME, packageName); 17569 pkgGrantsKnown = true; 17570 } 17571 17572 final boolean userSet = 17573 (grantFlags & FLAG_PERMISSION_USER_SET) != 0; 17574 final boolean userFixed = 17575 (grantFlags & FLAG_PERMISSION_USER_FIXED) != 0; 17576 final boolean revoke = 17577 (grantFlags & FLAG_PERMISSION_REVOKE_ON_UPGRADE) != 0; 17578 17579 serializer.startTag(null, TAG_PERMISSION); 17580 serializer.attribute(null, ATTR_PERMISSION_NAME, state.getName()); 17581 if (isGranted) { 17582 serializer.attribute(null, ATTR_IS_GRANTED, "true"); 17583 } 17584 if (userSet) { 17585 serializer.attribute(null, ATTR_USER_SET, "true"); 17586 } 17587 if (userFixed) { 17588 serializer.attribute(null, ATTR_USER_FIXED, "true"); 17589 } 17590 if (revoke) { 17591 serializer.attribute(null, ATTR_REVOKE_ON_UPGRADE, "true"); 17592 } 17593 serializer.endTag(null, TAG_PERMISSION); 17594 } 17595 } 17596 } 17597 17598 if (pkgGrantsKnown) { 17599 serializer.endTag(null, TAG_GRANT); 17600 } 17601 } 17602 17603 serializer.endTag(null, TAG_ALL_GRANTS); 17604 } 17605 17606 private void processRestoredPermissionGrantsLPr(XmlPullParser parser, int userId) 17607 throws XmlPullParserException, IOException { 17608 String pkgName = null; 17609 int outerDepth = parser.getDepth(); 17610 int type; 17611 while ((type = parser.next()) != XmlPullParser.END_DOCUMENT 17612 && (type != XmlPullParser.END_TAG || parser.getDepth() > outerDepth)) { 17613 if (type == XmlPullParser.END_TAG || type == XmlPullParser.TEXT) { 17614 continue; 17615 } 17616 17617 final String tagName = parser.getName(); 17618 if (tagName.equals(TAG_GRANT)) { 17619 pkgName = parser.getAttributeValue(null, ATTR_PACKAGE_NAME); 17620 if (DEBUG_BACKUP) { 17621 Slog.v(TAG, "+++ Restoring grants for package " + pkgName); 17622 } 17623 } else if (tagName.equals(TAG_PERMISSION)) { 17624 17625 final boolean isGranted = "true".equals(parser.getAttributeValue(null, ATTR_IS_GRANTED)); 17626 final String permName = parser.getAttributeValue(null, ATTR_PERMISSION_NAME); 17627 17628 int newFlagSet = 0; 17629 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_SET))) { 17630 newFlagSet |= FLAG_PERMISSION_USER_SET; 17631 } 17632 if ("true".equals(parser.getAttributeValue(null, ATTR_USER_FIXED))) { 17633 newFlagSet |= FLAG_PERMISSION_USER_FIXED; 17634 } 17635 if ("true".equals(parser.getAttributeValue(null, ATTR_REVOKE_ON_UPGRADE))) { 17636 newFlagSet |= FLAG_PERMISSION_REVOKE_ON_UPGRADE; 17637 } 17638 if (DEBUG_BACKUP) { 17639 Slog.v(TAG, " + Restoring grant: pkg=" + pkgName + " perm=" + permName 17640 + " granted=" + isGranted + " bits=0x" + Integer.toHexString(newFlagSet)); 17641 } 17642 final PackageSetting ps = mSettings.mPackages.get(pkgName); 17643 if (ps != null) { 17644 // Already installed so we apply the grant immediately 17645 if (DEBUG_BACKUP) { 17646 Slog.v(TAG, " + already installed; applying"); 17647 } 17648 PermissionsState perms = ps.getPermissionsState(); 17649 BasePermission bp = mSettings.mPermissions.get(permName); 17650 if (bp != null) { 17651 if (isGranted) { 17652 perms.grantRuntimePermission(bp, userId); 17653 } 17654 if (newFlagSet != 0) { 17655 perms.updatePermissionFlags(bp, userId, USER_RUNTIME_GRANT_MASK, newFlagSet); 17656 } 17657 } 17658 } else { 17659 // Need to wait for post-restore install to apply the grant 17660 if (DEBUG_BACKUP) { 17661 Slog.v(TAG, " - not yet installed; saving for later"); 17662 } 17663 mSettings.processRestoredPermissionGrantLPr(pkgName, permName, 17664 isGranted, newFlagSet, userId); 17665 } 17666 } else { 17667 PackageManagerService.reportSettingsProblem(Log.WARN, 17668 "Unknown element under <" + TAG_PERMISSION_BACKUP + ">: " + tagName); 17669 XmlUtils.skipCurrentTag(parser); 17670 } 17671 } 17672 17673 scheduleWriteSettingsLocked(); 17674 mSettings.writeRuntimePermissionsForUserLPr(userId, false); 17675 } 17676 17677 @Override 17678 public void addCrossProfileIntentFilter(IntentFilter intentFilter, String ownerPackage, 17679 int sourceUserId, int targetUserId, int flags) { 17680 mContext.enforceCallingOrSelfPermission( 17681 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17682 int callingUid = Binder.getCallingUid(); 17683 enforceOwnerRights(ownerPackage, callingUid); 17684 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17685 if (intentFilter.countActions() == 0) { 17686 Slog.w(TAG, "Cannot set a crossProfile intent filter with no filter actions"); 17687 return; 17688 } 17689 synchronized (mPackages) { 17690 CrossProfileIntentFilter newFilter = new CrossProfileIntentFilter(intentFilter, 17691 ownerPackage, targetUserId, flags); 17692 CrossProfileIntentResolver resolver = 17693 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17694 ArrayList<CrossProfileIntentFilter> existing = resolver.findFilters(intentFilter); 17695 // We have all those whose filter is equal. Now checking if the rest is equal as well. 17696 if (existing != null) { 17697 int size = existing.size(); 17698 for (int i = 0; i < size; i++) { 17699 if (newFilter.equalsIgnoreFilter(existing.get(i))) { 17700 return; 17701 } 17702 } 17703 } 17704 resolver.addFilter(newFilter); 17705 scheduleWritePackageRestrictionsLocked(sourceUserId); 17706 } 17707 } 17708 17709 @Override 17710 public void clearCrossProfileIntentFilters(int sourceUserId, String ownerPackage) { 17711 mContext.enforceCallingOrSelfPermission( 17712 android.Manifest.permission.INTERACT_ACROSS_USERS_FULL, null); 17713 int callingUid = Binder.getCallingUid(); 17714 enforceOwnerRights(ownerPackage, callingUid); 17715 enforceShellRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES, callingUid, sourceUserId); 17716 synchronized (mPackages) { 17717 CrossProfileIntentResolver resolver = 17718 mSettings.editCrossProfileIntentResolverLPw(sourceUserId); 17719 ArraySet<CrossProfileIntentFilter> set = 17720 new ArraySet<CrossProfileIntentFilter>(resolver.filterSet()); 17721 for (CrossProfileIntentFilter filter : set) { 17722 if (filter.getOwnerPackage().equals(ownerPackage)) { 17723 resolver.removeFilter(filter); 17724 } 17725 } 17726 scheduleWritePackageRestrictionsLocked(sourceUserId); 17727 } 17728 } 17729 17730 // Enforcing that callingUid is owning pkg on userId 17731 private void enforceOwnerRights(String pkg, int callingUid) { 17732 // The system owns everything. 17733 if (UserHandle.getAppId(callingUid) == Process.SYSTEM_UID) { 17734 return; 17735 } 17736 int callingUserId = UserHandle.getUserId(callingUid); 17737 PackageInfo pi = getPackageInfo(pkg, 0, callingUserId); 17738 if (pi == null) { 17739 throw new IllegalArgumentException("Unknown package " + pkg + " on user " 17740 + callingUserId); 17741 } 17742 if (!UserHandle.isSameApp(pi.applicationInfo.uid, callingUid)) { 17743 throw new SecurityException("Calling uid " + callingUid 17744 + " does not own package " + pkg); 17745 } 17746 } 17747 17748 @Override 17749 public ComponentName getHomeActivities(List<ResolveInfo> allHomeCandidates) { 17750 return getHomeActivitiesAsUser(allHomeCandidates, UserHandle.getCallingUserId()); 17751 } 17752 17753 private Intent getHomeIntent() { 17754 Intent intent = new Intent(Intent.ACTION_MAIN); 17755 intent.addCategory(Intent.CATEGORY_HOME); 17756 intent.addCategory(Intent.CATEGORY_DEFAULT); 17757 return intent; 17758 } 17759 17760 private IntentFilter getHomeFilter() { 17761 IntentFilter filter = new IntentFilter(Intent.ACTION_MAIN); 17762 filter.addCategory(Intent.CATEGORY_HOME); 17763 filter.addCategory(Intent.CATEGORY_DEFAULT); 17764 return filter; 17765 } 17766 17767 ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 17768 int userId) { 17769 Intent intent = getHomeIntent(); 17770 List<ResolveInfo> list = queryIntentActivitiesInternal(intent, null, 17771 PackageManager.GET_META_DATA, userId); 17772 ResolveInfo preferred = findPreferredActivity(intent, null, 0, list, 0, 17773 true, false, false, userId); 17774 17775 allHomeCandidates.clear(); 17776 if (list != null) { 17777 for (ResolveInfo ri : list) { 17778 allHomeCandidates.add(ri); 17779 } 17780 } 17781 return (preferred == null || preferred.activityInfo == null) 17782 ? null 17783 : new ComponentName(preferred.activityInfo.packageName, 17784 preferred.activityInfo.name); 17785 } 17786 17787 @Override 17788 public void setHomeActivity(ComponentName comp, int userId) { 17789 ArrayList<ResolveInfo> homeActivities = new ArrayList<>(); 17790 getHomeActivitiesAsUser(homeActivities, userId); 17791 17792 boolean found = false; 17793 17794 final int size = homeActivities.size(); 17795 final ComponentName[] set = new ComponentName[size]; 17796 for (int i = 0; i < size; i++) { 17797 final ResolveInfo candidate = homeActivities.get(i); 17798 final ActivityInfo info = candidate.activityInfo; 17799 final ComponentName activityName = new ComponentName(info.packageName, info.name); 17800 set[i] = activityName; 17801 if (!found && activityName.equals(comp)) { 17802 found = true; 17803 } 17804 } 17805 if (!found) { 17806 throw new IllegalArgumentException("Component " + comp + " cannot be home on user " 17807 + userId); 17808 } 17809 replacePreferredActivity(getHomeFilter(), IntentFilter.MATCH_CATEGORY_EMPTY, 17810 set, comp, userId); 17811 } 17812 17813 private @Nullable String getSetupWizardPackageName() { 17814 final Intent intent = new Intent(Intent.ACTION_MAIN); 17815 intent.addCategory(Intent.CATEGORY_SETUP_WIZARD); 17816 17817 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17818 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17819 | MATCH_DISABLED_COMPONENTS, 17820 UserHandle.myUserId()); 17821 if (matches.size() == 1) { 17822 return matches.get(0).getComponentInfo().packageName; 17823 } else { 17824 Slog.e(TAG, "There should probably be exactly one setup wizard; found " + matches.size() 17825 + ": matches=" + matches); 17826 return null; 17827 } 17828 } 17829 17830 private @Nullable String getStorageManagerPackageName() { 17831 final Intent intent = new Intent(StorageManager.ACTION_MANAGE_STORAGE); 17832 17833 final List<ResolveInfo> matches = queryIntentActivitiesInternal(intent, null, 17834 MATCH_SYSTEM_ONLY | MATCH_DIRECT_BOOT_AWARE | MATCH_DIRECT_BOOT_UNAWARE 17835 | MATCH_DISABLED_COMPONENTS, 17836 UserHandle.myUserId()); 17837 if (matches.size() == 1) { 17838 return matches.get(0).getComponentInfo().packageName; 17839 } else { 17840 Slog.e(TAG, "There should probably be exactly one storage manager; found " 17841 + matches.size() + ": matches=" + matches); 17842 return null; 17843 } 17844 } 17845 17846 @Override 17847 public void setApplicationEnabledSetting(String appPackageName, 17848 int newState, int flags, int userId, String callingPackage) { 17849 if (!sUserManager.exists(userId)) return; 17850 if (callingPackage == null) { 17851 callingPackage = Integer.toString(Binder.getCallingUid()); 17852 } 17853 setEnabledSetting(appPackageName, null, newState, flags, userId, callingPackage); 17854 } 17855 17856 @Override 17857 public void setComponentEnabledSetting(ComponentName componentName, 17858 int newState, int flags, int userId) { 17859 if (!sUserManager.exists(userId)) return; 17860 setEnabledSetting(componentName.getPackageName(), 17861 componentName.getClassName(), newState, flags, userId, null); 17862 } 17863 17864 private void setEnabledSetting(final String packageName, String className, int newState, 17865 final int flags, int userId, String callingPackage) { 17866 if (!(newState == COMPONENT_ENABLED_STATE_DEFAULT 17867 || newState == COMPONENT_ENABLED_STATE_ENABLED 17868 || newState == COMPONENT_ENABLED_STATE_DISABLED 17869 || newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17870 || newState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED)) { 17871 throw new IllegalArgumentException("Invalid new component state: " 17872 + newState); 17873 } 17874 PackageSetting pkgSetting; 17875 final int uid = Binder.getCallingUid(); 17876 final int permission; 17877 if (uid == Process.SYSTEM_UID) { 17878 permission = PackageManager.PERMISSION_GRANTED; 17879 } else { 17880 permission = mContext.checkCallingOrSelfPermission( 17881 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 17882 } 17883 enforceCrossUserPermission(uid, userId, 17884 false /* requireFullPermission */, true /* checkShell */, "set enabled"); 17885 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 17886 boolean sendNow = false; 17887 boolean isApp = (className == null); 17888 String componentName = isApp ? packageName : className; 17889 int packageUid = -1; 17890 ArrayList<String> components; 17891 17892 // writer 17893 synchronized (mPackages) { 17894 pkgSetting = mSettings.mPackages.get(packageName); 17895 if (pkgSetting == null) { 17896 if (className == null) { 17897 throw new IllegalArgumentException("Unknown package: " + packageName); 17898 } 17899 throw new IllegalArgumentException( 17900 "Unknown component: " + packageName + "/" + className); 17901 } 17902 } 17903 17904 // Limit who can change which apps 17905 if (!UserHandle.isSameApp(uid, pkgSetting.appId)) { 17906 // Don't allow apps that don't have permission to modify other apps 17907 if (!allowedByPermission) { 17908 throw new SecurityException( 17909 "Permission Denial: attempt to change component state from pid=" 17910 + Binder.getCallingPid() 17911 + ", uid=" + uid + ", package uid=" + pkgSetting.appId); 17912 } 17913 // Don't allow changing protected packages. 17914 if (mProtectedPackages.isPackageStateProtected(userId, packageName)) { 17915 throw new SecurityException("Cannot disable a protected package: " + packageName); 17916 } 17917 } 17918 17919 synchronized (mPackages) { 17920 if (uid == Process.SHELL_UID) { 17921 // Shell can only change whole packages between ENABLED and DISABLED_USER states 17922 int oldState = pkgSetting.getEnabled(userId); 17923 if (className == null 17924 && 17925 (oldState == COMPONENT_ENABLED_STATE_DISABLED_USER 17926 || oldState == COMPONENT_ENABLED_STATE_DEFAULT 17927 || oldState == COMPONENT_ENABLED_STATE_ENABLED) 17928 && 17929 (newState == COMPONENT_ENABLED_STATE_DISABLED_USER 17930 || newState == COMPONENT_ENABLED_STATE_DEFAULT 17931 || newState == COMPONENT_ENABLED_STATE_ENABLED)) { 17932 // ok 17933 } else { 17934 throw new SecurityException( 17935 "Shell cannot change component state for " + packageName + "/" 17936 + className + " to " + newState); 17937 } 17938 } 17939 if (className == null) { 17940 // We're dealing with an application/package level state change 17941 if (pkgSetting.getEnabled(userId) == newState) { 17942 // Nothing to do 17943 return; 17944 } 17945 if (newState == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT 17946 || newState == PackageManager.COMPONENT_ENABLED_STATE_ENABLED) { 17947 // Don't care about who enables an app. 17948 callingPackage = null; 17949 } 17950 pkgSetting.setEnabled(newState, userId, callingPackage); 17951 // pkgSetting.pkg.mSetEnabled = newState; 17952 } else { 17953 // We're dealing with a component level state change 17954 // First, verify that this is a valid class name. 17955 PackageParser.Package pkg = pkgSetting.pkg; 17956 if (pkg == null || !pkg.hasComponentClassName(className)) { 17957 if (pkg != null && 17958 pkg.applicationInfo.targetSdkVersion >= 17959 Build.VERSION_CODES.JELLY_BEAN) { 17960 throw new IllegalArgumentException("Component class " + className 17961 + " does not exist in " + packageName); 17962 } else { 17963 Slog.w(TAG, "Failed setComponentEnabledSetting: component class " 17964 + className + " does not exist in " + packageName); 17965 } 17966 } 17967 switch (newState) { 17968 case COMPONENT_ENABLED_STATE_ENABLED: 17969 if (!pkgSetting.enableComponentLPw(className, userId)) { 17970 return; 17971 } 17972 break; 17973 case COMPONENT_ENABLED_STATE_DISABLED: 17974 if (!pkgSetting.disableComponentLPw(className, userId)) { 17975 return; 17976 } 17977 break; 17978 case COMPONENT_ENABLED_STATE_DEFAULT: 17979 if (!pkgSetting.restoreComponentLPw(className, userId)) { 17980 return; 17981 } 17982 break; 17983 default: 17984 Slog.e(TAG, "Invalid new component state: " + newState); 17985 return; 17986 } 17987 } 17988 scheduleWritePackageRestrictionsLocked(userId); 17989 components = mPendingBroadcasts.get(userId, packageName); 17990 final boolean newPackage = components == null; 17991 if (newPackage) { 17992 components = new ArrayList<String>(); 17993 } 17994 if (!components.contains(componentName)) { 17995 components.add(componentName); 17996 } 17997 if ((flags&PackageManager.DONT_KILL_APP) == 0) { 17998 sendNow = true; 17999 // Purge entry from pending broadcast list if another one exists already 18000 // since we are sending one right away. 18001 mPendingBroadcasts.remove(userId, packageName); 18002 } else { 18003 if (newPackage) { 18004 mPendingBroadcasts.put(userId, packageName, components); 18005 } 18006 if (!mHandler.hasMessages(SEND_PENDING_BROADCAST)) { 18007 // Schedule a message 18008 mHandler.sendEmptyMessageDelayed(SEND_PENDING_BROADCAST, BROADCAST_DELAY); 18009 } 18010 } 18011 } 18012 18013 long callingId = Binder.clearCallingIdentity(); 18014 try { 18015 if (sendNow) { 18016 packageUid = UserHandle.getUid(userId, pkgSetting.appId); 18017 sendPackageChangedBroadcast(packageName, 18018 (flags&PackageManager.DONT_KILL_APP) != 0, components, packageUid); 18019 } 18020 } finally { 18021 Binder.restoreCallingIdentity(callingId); 18022 } 18023 } 18024 18025 @Override 18026 public void flushPackageRestrictionsAsUser(int userId) { 18027 if (!sUserManager.exists(userId)) { 18028 return; 18029 } 18030 enforceCrossUserPermission(Binder.getCallingUid(), userId, false /* requireFullPermission*/, 18031 false /* checkShell */, "flushPackageRestrictions"); 18032 synchronized (mPackages) { 18033 mSettings.writePackageRestrictionsLPr(userId); 18034 mDirtyUsers.remove(userId); 18035 if (mDirtyUsers.isEmpty()) { 18036 mHandler.removeMessages(WRITE_PACKAGE_RESTRICTIONS); 18037 } 18038 } 18039 } 18040 18041 private void sendPackageChangedBroadcast(String packageName, 18042 boolean killFlag, ArrayList<String> componentNames, int packageUid) { 18043 if (DEBUG_INSTALL) 18044 Log.v(TAG, "Sending package changed: package=" + packageName + " components=" 18045 + componentNames); 18046 Bundle extras = new Bundle(4); 18047 extras.putString(Intent.EXTRA_CHANGED_COMPONENT_NAME, componentNames.get(0)); 18048 String nameList[] = new String[componentNames.size()]; 18049 componentNames.toArray(nameList); 18050 extras.putStringArray(Intent.EXTRA_CHANGED_COMPONENT_NAME_LIST, nameList); 18051 extras.putBoolean(Intent.EXTRA_DONT_KILL_APP, killFlag); 18052 extras.putInt(Intent.EXTRA_UID, packageUid); 18053 // If this is not reporting a change of the overall package, then only send it 18054 // to registered receivers. We don't want to launch a swath of apps for every 18055 // little component state change. 18056 final int flags = !componentNames.contains(packageName) 18057 ? Intent.FLAG_RECEIVER_REGISTERED_ONLY : 0; 18058 sendPackageBroadcast(Intent.ACTION_PACKAGE_CHANGED, packageName, extras, flags, null, null, 18059 new int[] {UserHandle.getUserId(packageUid)}); 18060 } 18061 18062 @Override 18063 public void setPackageStoppedState(String packageName, boolean stopped, int userId) { 18064 if (!sUserManager.exists(userId)) return; 18065 final int uid = Binder.getCallingUid(); 18066 final int permission = mContext.checkCallingOrSelfPermission( 18067 android.Manifest.permission.CHANGE_COMPONENT_ENABLED_STATE); 18068 final boolean allowedByPermission = (permission == PackageManager.PERMISSION_GRANTED); 18069 enforceCrossUserPermission(uid, userId, 18070 true /* requireFullPermission */, true /* checkShell */, "stop package"); 18071 // writer 18072 synchronized (mPackages) { 18073 if (mSettings.setPackageStoppedStateLPw(this, packageName, stopped, 18074 allowedByPermission, uid, userId)) { 18075 scheduleWritePackageRestrictionsLocked(userId); 18076 } 18077 } 18078 } 18079 18080 @Override 18081 public String getInstallerPackageName(String packageName) { 18082 // reader 18083 synchronized (mPackages) { 18084 return mSettings.getInstallerPackageNameLPr(packageName); 18085 } 18086 } 18087 18088 public boolean isOrphaned(String packageName) { 18089 // reader 18090 synchronized (mPackages) { 18091 return mSettings.isOrphaned(packageName); 18092 } 18093 } 18094 18095 @Override 18096 public int getApplicationEnabledSetting(String packageName, int userId) { 18097 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18098 int uid = Binder.getCallingUid(); 18099 enforceCrossUserPermission(uid, userId, 18100 false /* requireFullPermission */, false /* checkShell */, "get enabled"); 18101 // reader 18102 synchronized (mPackages) { 18103 return mSettings.getApplicationEnabledSettingLPr(packageName, userId); 18104 } 18105 } 18106 18107 @Override 18108 public int getComponentEnabledSetting(ComponentName componentName, int userId) { 18109 if (!sUserManager.exists(userId)) return COMPONENT_ENABLED_STATE_DISABLED; 18110 int uid = Binder.getCallingUid(); 18111 enforceCrossUserPermission(uid, userId, 18112 false /* requireFullPermission */, false /* checkShell */, "get component enabled"); 18113 // reader 18114 synchronized (mPackages) { 18115 return mSettings.getComponentEnabledSettingLPr(componentName, userId); 18116 } 18117 } 18118 18119 @Override 18120 public void enterSafeMode() { 18121 enforceSystemOrRoot("Only the system can request entering safe mode"); 18122 18123 if (!mSystemReady) { 18124 mSafeMode = true; 18125 } 18126 } 18127 18128 @Override 18129 public void systemReady() { 18130 mSystemReady = true; 18131 18132 // Disable any carrier apps. We do this very early in boot to prevent the apps from being 18133 // disabled after already being started. 18134 CarrierAppUtils.disableCarrierAppsUntilPrivileged(mContext.getOpPackageName(), this, 18135 mContext.getContentResolver(), UserHandle.USER_SYSTEM); 18136 18137 // Read the compatibilty setting when the system is ready. 18138 boolean compatibilityModeEnabled = android.provider.Settings.Global.getInt( 18139 mContext.getContentResolver(), 18140 android.provider.Settings.Global.COMPATIBILITY_MODE, 1) == 1; 18141 PackageParser.setCompatibilityModeEnabled(compatibilityModeEnabled); 18142 if (DEBUG_SETTINGS) { 18143 Log.d(TAG, "compatibility mode:" + compatibilityModeEnabled); 18144 } 18145 18146 int[] grantPermissionsUserIds = EMPTY_INT_ARRAY; 18147 18148 synchronized (mPackages) { 18149 // Verify that all of the preferred activity components actually 18150 // exist. It is possible for applications to be updated and at 18151 // that point remove a previously declared activity component that 18152 // had been set as a preferred activity. We try to clean this up 18153 // the next time we encounter that preferred activity, but it is 18154 // possible for the user flow to never be able to return to that 18155 // situation so here we do a sanity check to make sure we haven't 18156 // left any junk around. 18157 ArrayList<PreferredActivity> removed = new ArrayList<PreferredActivity>(); 18158 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18159 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18160 removed.clear(); 18161 for (PreferredActivity pa : pir.filterSet()) { 18162 if (mActivities.mActivities.get(pa.mPref.mComponent) == null) { 18163 removed.add(pa); 18164 } 18165 } 18166 if (removed.size() > 0) { 18167 for (int r=0; r<removed.size(); r++) { 18168 PreferredActivity pa = removed.get(r); 18169 Slog.w(TAG, "Removing dangling preferred activity: " 18170 + pa.mPref.mComponent); 18171 pir.removeFilter(pa); 18172 } 18173 mSettings.writePackageRestrictionsLPr( 18174 mSettings.mPreferredActivities.keyAt(i)); 18175 } 18176 } 18177 18178 for (int userId : UserManagerService.getInstance().getUserIds()) { 18179 if (!mSettings.areDefaultRuntimePermissionsGrantedLPr(userId)) { 18180 grantPermissionsUserIds = ArrayUtils.appendInt( 18181 grantPermissionsUserIds, userId); 18182 } 18183 } 18184 } 18185 sUserManager.systemReady(); 18186 18187 // If we upgraded grant all default permissions before kicking off. 18188 for (int userId : grantPermissionsUserIds) { 18189 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 18190 } 18191 18192 // If we did not grant default permissions, we preload from this the 18193 // default permission exceptions lazily to ensure we don't hit the 18194 // disk on a new user creation. 18195 if (grantPermissionsUserIds == EMPTY_INT_ARRAY) { 18196 mDefaultPermissionPolicy.scheduleReadDefaultPermissionExceptions(); 18197 } 18198 18199 // Kick off any messages waiting for system ready 18200 if (mPostSystemReadyMessages != null) { 18201 for (Message msg : mPostSystemReadyMessages) { 18202 msg.sendToTarget(); 18203 } 18204 mPostSystemReadyMessages = null; 18205 } 18206 18207 // Watch for external volumes that come and go over time 18208 final StorageManager storage = mContext.getSystemService(StorageManager.class); 18209 storage.registerListener(mStorageListener); 18210 18211 mInstallerService.systemReady(); 18212 mPackageDexOptimizer.systemReady(); 18213 18214 MountServiceInternal mountServiceInternal = LocalServices.getService( 18215 MountServiceInternal.class); 18216 mountServiceInternal.addExternalStoragePolicy( 18217 new MountServiceInternal.ExternalStorageMountPolicy() { 18218 @Override 18219 public int getMountMode(int uid, String packageName) { 18220 if (Process.isIsolated(uid)) { 18221 return Zygote.MOUNT_EXTERNAL_NONE; 18222 } 18223 if (checkUidPermission(WRITE_MEDIA_STORAGE, uid) == PERMISSION_GRANTED) { 18224 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18225 } 18226 if (checkUidPermission(READ_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18227 return Zygote.MOUNT_EXTERNAL_DEFAULT; 18228 } 18229 if (checkUidPermission(WRITE_EXTERNAL_STORAGE, uid) == PERMISSION_DENIED) { 18230 return Zygote.MOUNT_EXTERNAL_READ; 18231 } 18232 return Zygote.MOUNT_EXTERNAL_WRITE; 18233 } 18234 18235 @Override 18236 public boolean hasExternalStorage(int uid, String packageName) { 18237 return true; 18238 } 18239 }); 18240 18241 // Now that we're mostly running, clean up stale users and apps 18242 reconcileUsers(StorageManager.UUID_PRIVATE_INTERNAL); 18243 reconcileApps(StorageManager.UUID_PRIVATE_INTERNAL); 18244 } 18245 18246 @Override 18247 public boolean isSafeMode() { 18248 return mSafeMode; 18249 } 18250 18251 @Override 18252 public boolean hasSystemUidErrors() { 18253 return mHasSystemUidErrors; 18254 } 18255 18256 static String arrayToString(int[] array) { 18257 StringBuffer buf = new StringBuffer(128); 18258 buf.append('['); 18259 if (array != null) { 18260 for (int i=0; i<array.length; i++) { 18261 if (i > 0) buf.append(", "); 18262 buf.append(array[i]); 18263 } 18264 } 18265 buf.append(']'); 18266 return buf.toString(); 18267 } 18268 18269 static class DumpState { 18270 public static final int DUMP_LIBS = 1 << 0; 18271 public static final int DUMP_FEATURES = 1 << 1; 18272 public static final int DUMP_ACTIVITY_RESOLVERS = 1 << 2; 18273 public static final int DUMP_SERVICE_RESOLVERS = 1 << 3; 18274 public static final int DUMP_RECEIVER_RESOLVERS = 1 << 4; 18275 public static final int DUMP_CONTENT_RESOLVERS = 1 << 5; 18276 public static final int DUMP_PERMISSIONS = 1 << 6; 18277 public static final int DUMP_PACKAGES = 1 << 7; 18278 public static final int DUMP_SHARED_USERS = 1 << 8; 18279 public static final int DUMP_MESSAGES = 1 << 9; 18280 public static final int DUMP_PROVIDERS = 1 << 10; 18281 public static final int DUMP_VERIFIERS = 1 << 11; 18282 public static final int DUMP_PREFERRED = 1 << 12; 18283 public static final int DUMP_PREFERRED_XML = 1 << 13; 18284 public static final int DUMP_KEYSETS = 1 << 14; 18285 public static final int DUMP_VERSION = 1 << 15; 18286 public static final int DUMP_INSTALLS = 1 << 16; 18287 public static final int DUMP_INTENT_FILTER_VERIFIERS = 1 << 17; 18288 public static final int DUMP_DOMAIN_PREFERRED = 1 << 18; 18289 public static final int DUMP_FROZEN = 1 << 19; 18290 public static final int DUMP_DEXOPT = 1 << 20; 18291 public static final int DUMP_COMPILER_STATS = 1 << 21; 18292 18293 public static final int OPTION_SHOW_FILTERS = 1 << 0; 18294 18295 private int mTypes; 18296 18297 private int mOptions; 18298 18299 private boolean mTitlePrinted; 18300 18301 private SharedUserSetting mSharedUser; 18302 18303 public boolean isDumping(int type) { 18304 if (mTypes == 0 && type != DUMP_PREFERRED_XML) { 18305 return true; 18306 } 18307 18308 return (mTypes & type) != 0; 18309 } 18310 18311 public void setDump(int type) { 18312 mTypes |= type; 18313 } 18314 18315 public boolean isOptionEnabled(int option) { 18316 return (mOptions & option) != 0; 18317 } 18318 18319 public void setOptionEnabled(int option) { 18320 mOptions |= option; 18321 } 18322 18323 public boolean onTitlePrinted() { 18324 final boolean printed = mTitlePrinted; 18325 mTitlePrinted = true; 18326 return printed; 18327 } 18328 18329 public boolean getTitlePrinted() { 18330 return mTitlePrinted; 18331 } 18332 18333 public void setTitlePrinted(boolean enabled) { 18334 mTitlePrinted = enabled; 18335 } 18336 18337 public SharedUserSetting getSharedUser() { 18338 return mSharedUser; 18339 } 18340 18341 public void setSharedUser(SharedUserSetting user) { 18342 mSharedUser = user; 18343 } 18344 } 18345 18346 @Override 18347 public void onShellCommand(FileDescriptor in, FileDescriptor out, 18348 FileDescriptor err, String[] args, ResultReceiver resultReceiver) { 18349 (new PackageManagerShellCommand(this)).exec( 18350 this, in, out, err, args, resultReceiver); 18351 } 18352 18353 @Override 18354 protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { 18355 if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) 18356 != PackageManager.PERMISSION_GRANTED) { 18357 pw.println("Permission Denial: can't dump ActivityManager from from pid=" 18358 + Binder.getCallingPid() 18359 + ", uid=" + Binder.getCallingUid() 18360 + " without permission " 18361 + android.Manifest.permission.DUMP); 18362 return; 18363 } 18364 18365 DumpState dumpState = new DumpState(); 18366 boolean fullPreferred = false; 18367 boolean checkin = false; 18368 18369 String packageName = null; 18370 ArraySet<String> permissionNames = null; 18371 18372 int opti = 0; 18373 while (opti < args.length) { 18374 String opt = args[opti]; 18375 if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { 18376 break; 18377 } 18378 opti++; 18379 18380 if ("-a".equals(opt)) { 18381 // Right now we only know how to print all. 18382 } else if ("-h".equals(opt)) { 18383 pw.println("Package manager dump options:"); 18384 pw.println(" [-h] [-f] [--checkin] [cmd] ..."); 18385 pw.println(" --checkin: dump for a checkin"); 18386 pw.println(" -f: print details of intent filters"); 18387 pw.println(" -h: print this help"); 18388 pw.println(" cmd may be one of:"); 18389 pw.println(" l[ibraries]: list known shared libraries"); 18390 pw.println(" f[eatures]: list device features"); 18391 pw.println(" k[eysets]: print known keysets"); 18392 pw.println(" r[esolvers] [activity|service|receiver|content]: dump intent resolvers"); 18393 pw.println(" perm[issions]: dump permissions"); 18394 pw.println(" permission [name ...]: dump declaration and use of given permission"); 18395 pw.println(" pref[erred]: print preferred package settings"); 18396 pw.println(" preferred-xml [--full]: print preferred package settings as xml"); 18397 pw.println(" prov[iders]: dump content providers"); 18398 pw.println(" p[ackages]: dump installed packages"); 18399 pw.println(" s[hared-users]: dump shared user IDs"); 18400 pw.println(" m[essages]: print collected runtime messages"); 18401 pw.println(" v[erifiers]: print package verifier info"); 18402 pw.println(" d[omain-preferred-apps]: print domains preferred apps"); 18403 pw.println(" i[ntent-filter-verifiers]|ifv: print intent filter verifier info"); 18404 pw.println(" version: print database version info"); 18405 pw.println(" write: write current settings now"); 18406 pw.println(" installs: details about install sessions"); 18407 pw.println(" check-permission <permission> <package> [<user>]: does pkg hold perm?"); 18408 pw.println(" dexopt: dump dexopt state"); 18409 pw.println(" compiler-stats: dump compiler statistics"); 18410 pw.println(" <package.name>: info about given package"); 18411 return; 18412 } else if ("--checkin".equals(opt)) { 18413 checkin = true; 18414 } else if ("-f".equals(opt)) { 18415 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18416 } else { 18417 pw.println("Unknown argument: " + opt + "; use -h for help"); 18418 } 18419 } 18420 18421 // Is the caller requesting to dump a particular piece of data? 18422 if (opti < args.length) { 18423 String cmd = args[opti]; 18424 opti++; 18425 // Is this a package name? 18426 if ("android".equals(cmd) || cmd.contains(".")) { 18427 packageName = cmd; 18428 // When dumping a single package, we always dump all of its 18429 // filter information since the amount of data will be reasonable. 18430 dumpState.setOptionEnabled(DumpState.OPTION_SHOW_FILTERS); 18431 } else if ("check-permission".equals(cmd)) { 18432 if (opti >= args.length) { 18433 pw.println("Error: check-permission missing permission argument"); 18434 return; 18435 } 18436 String perm = args[opti]; 18437 opti++; 18438 if (opti >= args.length) { 18439 pw.println("Error: check-permission missing package argument"); 18440 return; 18441 } 18442 String pkg = args[opti]; 18443 opti++; 18444 int user = UserHandle.getUserId(Binder.getCallingUid()); 18445 if (opti < args.length) { 18446 try { 18447 user = Integer.parseInt(args[opti]); 18448 } catch (NumberFormatException e) { 18449 pw.println("Error: check-permission user argument is not a number: " 18450 + args[opti]); 18451 return; 18452 } 18453 } 18454 pw.println(checkPermission(perm, pkg, user)); 18455 return; 18456 } else if ("l".equals(cmd) || "libraries".equals(cmd)) { 18457 dumpState.setDump(DumpState.DUMP_LIBS); 18458 } else if ("f".equals(cmd) || "features".equals(cmd)) { 18459 dumpState.setDump(DumpState.DUMP_FEATURES); 18460 } else if ("r".equals(cmd) || "resolvers".equals(cmd)) { 18461 if (opti >= args.length) { 18462 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS 18463 | DumpState.DUMP_SERVICE_RESOLVERS 18464 | DumpState.DUMP_RECEIVER_RESOLVERS 18465 | DumpState.DUMP_CONTENT_RESOLVERS); 18466 } else { 18467 while (opti < args.length) { 18468 String name = args[opti]; 18469 if ("a".equals(name) || "activity".equals(name)) { 18470 dumpState.setDump(DumpState.DUMP_ACTIVITY_RESOLVERS); 18471 } else if ("s".equals(name) || "service".equals(name)) { 18472 dumpState.setDump(DumpState.DUMP_SERVICE_RESOLVERS); 18473 } else if ("r".equals(name) || "receiver".equals(name)) { 18474 dumpState.setDump(DumpState.DUMP_RECEIVER_RESOLVERS); 18475 } else if ("c".equals(name) || "content".equals(name)) { 18476 dumpState.setDump(DumpState.DUMP_CONTENT_RESOLVERS); 18477 } else { 18478 pw.println("Error: unknown resolver table type: " + name); 18479 return; 18480 } 18481 opti++; 18482 } 18483 } 18484 } else if ("perm".equals(cmd) || "permissions".equals(cmd)) { 18485 dumpState.setDump(DumpState.DUMP_PERMISSIONS); 18486 } else if ("permission".equals(cmd)) { 18487 if (opti >= args.length) { 18488 pw.println("Error: permission requires permission name"); 18489 return; 18490 } 18491 permissionNames = new ArraySet<>(); 18492 while (opti < args.length) { 18493 permissionNames.add(args[opti]); 18494 opti++; 18495 } 18496 dumpState.setDump(DumpState.DUMP_PERMISSIONS 18497 | DumpState.DUMP_PACKAGES | DumpState.DUMP_SHARED_USERS); 18498 } else if ("pref".equals(cmd) || "preferred".equals(cmd)) { 18499 dumpState.setDump(DumpState.DUMP_PREFERRED); 18500 } else if ("preferred-xml".equals(cmd)) { 18501 dumpState.setDump(DumpState.DUMP_PREFERRED_XML); 18502 if (opti < args.length && "--full".equals(args[opti])) { 18503 fullPreferred = true; 18504 opti++; 18505 } 18506 } else if ("d".equals(cmd) || "domain-preferred-apps".equals(cmd)) { 18507 dumpState.setDump(DumpState.DUMP_DOMAIN_PREFERRED); 18508 } else if ("p".equals(cmd) || "packages".equals(cmd)) { 18509 dumpState.setDump(DumpState.DUMP_PACKAGES); 18510 } else if ("s".equals(cmd) || "shared-users".equals(cmd)) { 18511 dumpState.setDump(DumpState.DUMP_SHARED_USERS); 18512 } else if ("prov".equals(cmd) || "providers".equals(cmd)) { 18513 dumpState.setDump(DumpState.DUMP_PROVIDERS); 18514 } else if ("m".equals(cmd) || "messages".equals(cmd)) { 18515 dumpState.setDump(DumpState.DUMP_MESSAGES); 18516 } else if ("v".equals(cmd) || "verifiers".equals(cmd)) { 18517 dumpState.setDump(DumpState.DUMP_VERIFIERS); 18518 } else if ("i".equals(cmd) || "ifv".equals(cmd) 18519 || "intent-filter-verifiers".equals(cmd)) { 18520 dumpState.setDump(DumpState.DUMP_INTENT_FILTER_VERIFIERS); 18521 } else if ("version".equals(cmd)) { 18522 dumpState.setDump(DumpState.DUMP_VERSION); 18523 } else if ("k".equals(cmd) || "keysets".equals(cmd)) { 18524 dumpState.setDump(DumpState.DUMP_KEYSETS); 18525 } else if ("installs".equals(cmd)) { 18526 dumpState.setDump(DumpState.DUMP_INSTALLS); 18527 } else if ("frozen".equals(cmd)) { 18528 dumpState.setDump(DumpState.DUMP_FROZEN); 18529 } else if ("dexopt".equals(cmd)) { 18530 dumpState.setDump(DumpState.DUMP_DEXOPT); 18531 } else if ("compiler-stats".equals(cmd)) { 18532 dumpState.setDump(DumpState.DUMP_COMPILER_STATS); 18533 } else if ("write".equals(cmd)) { 18534 synchronized (mPackages) { 18535 mSettings.writeLPr(); 18536 pw.println("Settings written."); 18537 return; 18538 } 18539 } 18540 } 18541 18542 if (checkin) { 18543 pw.println("vers,1"); 18544 } 18545 18546 // reader 18547 synchronized (mPackages) { 18548 if (dumpState.isDumping(DumpState.DUMP_VERSION) && packageName == null) { 18549 if (!checkin) { 18550 if (dumpState.onTitlePrinted()) 18551 pw.println(); 18552 pw.println("Database versions:"); 18553 mSettings.dumpVersionLPr(new IndentingPrintWriter(pw, " ")); 18554 } 18555 } 18556 18557 if (dumpState.isDumping(DumpState.DUMP_VERIFIERS) && packageName == null) { 18558 if (!checkin) { 18559 if (dumpState.onTitlePrinted()) 18560 pw.println(); 18561 pw.println("Verifiers:"); 18562 pw.print(" Required: "); 18563 pw.print(mRequiredVerifierPackage); 18564 pw.print(" (uid="); 18565 pw.print(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18566 UserHandle.USER_SYSTEM)); 18567 pw.println(")"); 18568 } else if (mRequiredVerifierPackage != null) { 18569 pw.print("vrfy,"); pw.print(mRequiredVerifierPackage); 18570 pw.print(","); 18571 pw.println(getPackageUid(mRequiredVerifierPackage, MATCH_DEBUG_TRIAGED_MISSING, 18572 UserHandle.USER_SYSTEM)); 18573 } 18574 } 18575 18576 if (dumpState.isDumping(DumpState.DUMP_INTENT_FILTER_VERIFIERS) && 18577 packageName == null) { 18578 if (mIntentFilterVerifierComponent != null) { 18579 String verifierPackageName = mIntentFilterVerifierComponent.getPackageName(); 18580 if (!checkin) { 18581 if (dumpState.onTitlePrinted()) 18582 pw.println(); 18583 pw.println("Intent Filter Verifier:"); 18584 pw.print(" Using: "); 18585 pw.print(verifierPackageName); 18586 pw.print(" (uid="); 18587 pw.print(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18588 UserHandle.USER_SYSTEM)); 18589 pw.println(")"); 18590 } else if (verifierPackageName != null) { 18591 pw.print("ifv,"); pw.print(verifierPackageName); 18592 pw.print(","); 18593 pw.println(getPackageUid(verifierPackageName, MATCH_DEBUG_TRIAGED_MISSING, 18594 UserHandle.USER_SYSTEM)); 18595 } 18596 } else { 18597 pw.println(); 18598 pw.println("No Intent Filter Verifier available!"); 18599 } 18600 } 18601 18602 if (dumpState.isDumping(DumpState.DUMP_LIBS) && packageName == null) { 18603 boolean printedHeader = false; 18604 final Iterator<String> it = mSharedLibraries.keySet().iterator(); 18605 while (it.hasNext()) { 18606 String name = it.next(); 18607 SharedLibraryEntry ent = mSharedLibraries.get(name); 18608 if (!checkin) { 18609 if (!printedHeader) { 18610 if (dumpState.onTitlePrinted()) 18611 pw.println(); 18612 pw.println("Libraries:"); 18613 printedHeader = true; 18614 } 18615 pw.print(" "); 18616 } else { 18617 pw.print("lib,"); 18618 } 18619 pw.print(name); 18620 if (!checkin) { 18621 pw.print(" -> "); 18622 } 18623 if (ent.path != null) { 18624 if (!checkin) { 18625 pw.print("(jar) "); 18626 pw.print(ent.path); 18627 } else { 18628 pw.print(",jar,"); 18629 pw.print(ent.path); 18630 } 18631 } else { 18632 if (!checkin) { 18633 pw.print("(apk) "); 18634 pw.print(ent.apk); 18635 } else { 18636 pw.print(",apk,"); 18637 pw.print(ent.apk); 18638 } 18639 } 18640 pw.println(); 18641 } 18642 } 18643 18644 if (dumpState.isDumping(DumpState.DUMP_FEATURES) && packageName == null) { 18645 if (dumpState.onTitlePrinted()) 18646 pw.println(); 18647 if (!checkin) { 18648 pw.println("Features:"); 18649 } 18650 18651 for (FeatureInfo feat : mAvailableFeatures.values()) { 18652 if (checkin) { 18653 pw.print("feat,"); 18654 pw.print(feat.name); 18655 pw.print(","); 18656 pw.println(feat.version); 18657 } else { 18658 pw.print(" "); 18659 pw.print(feat.name); 18660 if (feat.version > 0) { 18661 pw.print(" version="); 18662 pw.print(feat.version); 18663 } 18664 pw.println(); 18665 } 18666 } 18667 } 18668 18669 if (!checkin && dumpState.isDumping(DumpState.DUMP_ACTIVITY_RESOLVERS)) { 18670 if (mActivities.dump(pw, dumpState.getTitlePrinted() ? "\nActivity Resolver Table:" 18671 : "Activity Resolver Table:", " ", packageName, 18672 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18673 dumpState.setTitlePrinted(true); 18674 } 18675 } 18676 if (!checkin && dumpState.isDumping(DumpState.DUMP_RECEIVER_RESOLVERS)) { 18677 if (mReceivers.dump(pw, dumpState.getTitlePrinted() ? "\nReceiver Resolver Table:" 18678 : "Receiver Resolver Table:", " ", packageName, 18679 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18680 dumpState.setTitlePrinted(true); 18681 } 18682 } 18683 if (!checkin && dumpState.isDumping(DumpState.DUMP_SERVICE_RESOLVERS)) { 18684 if (mServices.dump(pw, dumpState.getTitlePrinted() ? "\nService Resolver Table:" 18685 : "Service Resolver Table:", " ", packageName, 18686 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18687 dumpState.setTitlePrinted(true); 18688 } 18689 } 18690 if (!checkin && dumpState.isDumping(DumpState.DUMP_CONTENT_RESOLVERS)) { 18691 if (mProviders.dump(pw, dumpState.getTitlePrinted() ? "\nProvider Resolver Table:" 18692 : "Provider Resolver Table:", " ", packageName, 18693 dumpState.isOptionEnabled(DumpState.OPTION_SHOW_FILTERS), true)) { 18694 dumpState.setTitlePrinted(true); 18695 } 18696 } 18697 18698 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED)) { 18699 for (int i=0; i<mSettings.mPreferredActivities.size(); i++) { 18700 PreferredIntentResolver pir = mSettings.mPreferredActivities.valueAt(i); 18701 int user = mSettings.mPreferredActivities.keyAt(i); 18702 if (pir.dump(pw, 18703 dumpState.getTitlePrinted() 18704 ? "\nPreferred Activities User " + user + ":" 18705 : "Preferred Activities User " + user + ":", " ", 18706 packageName, true, false)) { 18707 dumpState.setTitlePrinted(true); 18708 } 18709 } 18710 } 18711 18712 if (!checkin && dumpState.isDumping(DumpState.DUMP_PREFERRED_XML)) { 18713 pw.flush(); 18714 FileOutputStream fout = new FileOutputStream(fd); 18715 BufferedOutputStream str = new BufferedOutputStream(fout); 18716 XmlSerializer serializer = new FastXmlSerializer(); 18717 try { 18718 serializer.setOutput(str, StandardCharsets.UTF_8.name()); 18719 serializer.startDocument(null, true); 18720 serializer.setFeature( 18721 "http://xmlpull.org/v1/doc/features.html#indent-output", true); 18722 mSettings.writePreferredActivitiesLPr(serializer, 0, fullPreferred); 18723 serializer.endDocument(); 18724 serializer.flush(); 18725 } catch (IllegalArgumentException e) { 18726 pw.println("Failed writing: " + e); 18727 } catch (IllegalStateException e) { 18728 pw.println("Failed writing: " + e); 18729 } catch (IOException e) { 18730 pw.println("Failed writing: " + e); 18731 } 18732 } 18733 18734 if (!checkin 18735 && dumpState.isDumping(DumpState.DUMP_DOMAIN_PREFERRED) 18736 && packageName == null) { 18737 pw.println(); 18738 int count = mSettings.mPackages.size(); 18739 if (count == 0) { 18740 pw.println("No applications!"); 18741 pw.println(); 18742 } else { 18743 final String prefix = " "; 18744 Collection<PackageSetting> allPackageSettings = mSettings.mPackages.values(); 18745 if (allPackageSettings.size() == 0) { 18746 pw.println("No domain preferred apps!"); 18747 pw.println(); 18748 } else { 18749 pw.println("App verification status:"); 18750 pw.println(); 18751 count = 0; 18752 for (PackageSetting ps : allPackageSettings) { 18753 IntentFilterVerificationInfo ivi = ps.getIntentFilterVerificationInfo(); 18754 if (ivi == null || ivi.getPackageName() == null) continue; 18755 pw.println(prefix + "Package: " + ivi.getPackageName()); 18756 pw.println(prefix + "Domains: " + ivi.getDomainsString()); 18757 pw.println(prefix + "Status: " + ivi.getStatusString()); 18758 pw.println(); 18759 count++; 18760 } 18761 if (count == 0) { 18762 pw.println(prefix + "No app verification established."); 18763 pw.println(); 18764 } 18765 for (int userId : sUserManager.getUserIds()) { 18766 pw.println("App linkages for user " + userId + ":"); 18767 pw.println(); 18768 count = 0; 18769 for (PackageSetting ps : allPackageSettings) { 18770 final long status = ps.getDomainVerificationStatusForUser(userId); 18771 if (status >> 32 == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED) { 18772 continue; 18773 } 18774 pw.println(prefix + "Package: " + ps.name); 18775 pw.println(prefix + "Domains: " + dumpDomainString(ps.name)); 18776 String statusStr = IntentFilterVerificationInfo. 18777 getStatusStringFromValue(status); 18778 pw.println(prefix + "Status: " + statusStr); 18779 pw.println(); 18780 count++; 18781 } 18782 if (count == 0) { 18783 pw.println(prefix + "No configured app linkages."); 18784 pw.println(); 18785 } 18786 } 18787 } 18788 } 18789 } 18790 18791 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS)) { 18792 mSettings.dumpPermissionsLPr(pw, packageName, permissionNames, dumpState); 18793 if (packageName == null && permissionNames == null) { 18794 for (int iperm=0; iperm<mAppOpPermissionPackages.size(); iperm++) { 18795 if (iperm == 0) { 18796 if (dumpState.onTitlePrinted()) 18797 pw.println(); 18798 pw.println("AppOp Permissions:"); 18799 } 18800 pw.print(" AppOp Permission "); 18801 pw.print(mAppOpPermissionPackages.keyAt(iperm)); 18802 pw.println(":"); 18803 ArraySet<String> pkgs = mAppOpPermissionPackages.valueAt(iperm); 18804 for (int ipkg=0; ipkg<pkgs.size(); ipkg++) { 18805 pw.print(" "); pw.println(pkgs.valueAt(ipkg)); 18806 } 18807 } 18808 } 18809 } 18810 18811 if (!checkin && dumpState.isDumping(DumpState.DUMP_PROVIDERS)) { 18812 boolean printedSomething = false; 18813 for (PackageParser.Provider p : mProviders.mProviders.values()) { 18814 if (packageName != null && !packageName.equals(p.info.packageName)) { 18815 continue; 18816 } 18817 if (!printedSomething) { 18818 if (dumpState.onTitlePrinted()) 18819 pw.println(); 18820 pw.println("Registered ContentProviders:"); 18821 printedSomething = true; 18822 } 18823 pw.print(" "); p.printComponentShortName(pw); pw.println(":"); 18824 pw.print(" "); pw.println(p.toString()); 18825 } 18826 printedSomething = false; 18827 for (Map.Entry<String, PackageParser.Provider> entry : 18828 mProvidersByAuthority.entrySet()) { 18829 PackageParser.Provider p = entry.getValue(); 18830 if (packageName != null && !packageName.equals(p.info.packageName)) { 18831 continue; 18832 } 18833 if (!printedSomething) { 18834 if (dumpState.onTitlePrinted()) 18835 pw.println(); 18836 pw.println("ContentProvider Authorities:"); 18837 printedSomething = true; 18838 } 18839 pw.print(" ["); pw.print(entry.getKey()); pw.println("]:"); 18840 pw.print(" "); pw.println(p.toString()); 18841 if (p.info != null && p.info.applicationInfo != null) { 18842 final String appInfo = p.info.applicationInfo.toString(); 18843 pw.print(" applicationInfo="); pw.println(appInfo); 18844 } 18845 } 18846 } 18847 18848 if (!checkin && dumpState.isDumping(DumpState.DUMP_KEYSETS)) { 18849 mSettings.mKeySetManagerService.dumpLPr(pw, packageName, dumpState); 18850 } 18851 18852 if (dumpState.isDumping(DumpState.DUMP_PACKAGES)) { 18853 mSettings.dumpPackagesLPr(pw, packageName, permissionNames, dumpState, checkin); 18854 } 18855 18856 if (dumpState.isDumping(DumpState.DUMP_SHARED_USERS)) { 18857 mSettings.dumpSharedUsersLPr(pw, packageName, permissionNames, dumpState, checkin); 18858 } 18859 18860 if (!checkin && dumpState.isDumping(DumpState.DUMP_PERMISSIONS) && packageName == null) { 18861 mSettings.dumpRestoredPermissionGrantsLPr(pw, dumpState); 18862 } 18863 18864 if (!checkin && dumpState.isDumping(DumpState.DUMP_INSTALLS) && packageName == null) { 18865 // XXX should handle packageName != null by dumping only install data that 18866 // the given package is involved with. 18867 if (dumpState.onTitlePrinted()) pw.println(); 18868 mInstallerService.dump(new IndentingPrintWriter(pw, " ", 120)); 18869 } 18870 18871 if (!checkin && dumpState.isDumping(DumpState.DUMP_FROZEN) && packageName == null) { 18872 // XXX should handle packageName != null by dumping only install data that 18873 // the given package is involved with. 18874 if (dumpState.onTitlePrinted()) pw.println(); 18875 18876 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18877 ipw.println(); 18878 ipw.println("Frozen packages:"); 18879 ipw.increaseIndent(); 18880 if (mFrozenPackages.size() == 0) { 18881 ipw.println("(none)"); 18882 } else { 18883 for (int i = 0; i < mFrozenPackages.size(); i++) { 18884 ipw.println(mFrozenPackages.valueAt(i)); 18885 } 18886 } 18887 ipw.decreaseIndent(); 18888 } 18889 18890 if (!checkin && dumpState.isDumping(DumpState.DUMP_DEXOPT)) { 18891 if (dumpState.onTitlePrinted()) pw.println(); 18892 dumpDexoptStateLPr(pw, packageName); 18893 } 18894 18895 if (!checkin && dumpState.isDumping(DumpState.DUMP_COMPILER_STATS)) { 18896 if (dumpState.onTitlePrinted()) pw.println(); 18897 dumpCompilerStatsLPr(pw, packageName); 18898 } 18899 18900 if (!checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES) && packageName == null) { 18901 if (dumpState.onTitlePrinted()) pw.println(); 18902 mSettings.dumpReadMessagesLPr(pw, dumpState); 18903 18904 pw.println(); 18905 pw.println("Package warning messages:"); 18906 BufferedReader in = null; 18907 String line = null; 18908 try { 18909 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 18910 while ((line = in.readLine()) != null) { 18911 if (line.contains("ignored: updated version")) continue; 18912 pw.println(line); 18913 } 18914 } catch (IOException ignored) { 18915 } finally { 18916 IoUtils.closeQuietly(in); 18917 } 18918 } 18919 18920 if (checkin && dumpState.isDumping(DumpState.DUMP_MESSAGES)) { 18921 BufferedReader in = null; 18922 String line = null; 18923 try { 18924 in = new BufferedReader(new FileReader(getSettingsProblemFile())); 18925 while ((line = in.readLine()) != null) { 18926 if (line.contains("ignored: updated version")) continue; 18927 pw.print("msg,"); 18928 pw.println(line); 18929 } 18930 } catch (IOException ignored) { 18931 } finally { 18932 IoUtils.closeQuietly(in); 18933 } 18934 } 18935 } 18936 } 18937 18938 private void dumpDexoptStateLPr(PrintWriter pw, String packageName) { 18939 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18940 ipw.println(); 18941 ipw.println("Dexopt state:"); 18942 ipw.increaseIndent(); 18943 Collection<PackageParser.Package> packages = null; 18944 if (packageName != null) { 18945 PackageParser.Package targetPackage = mPackages.get(packageName); 18946 if (targetPackage != null) { 18947 packages = Collections.singletonList(targetPackage); 18948 } else { 18949 ipw.println("Unable to find package: " + packageName); 18950 return; 18951 } 18952 } else { 18953 packages = mPackages.values(); 18954 } 18955 18956 for (PackageParser.Package pkg : packages) { 18957 ipw.println("[" + pkg.packageName + "]"); 18958 ipw.increaseIndent(); 18959 mPackageDexOptimizer.dumpDexoptState(ipw, pkg); 18960 ipw.decreaseIndent(); 18961 } 18962 } 18963 18964 private void dumpCompilerStatsLPr(PrintWriter pw, String packageName) { 18965 final IndentingPrintWriter ipw = new IndentingPrintWriter(pw, " ", 120); 18966 ipw.println(); 18967 ipw.println("Compiler stats:"); 18968 ipw.increaseIndent(); 18969 Collection<PackageParser.Package> packages = null; 18970 if (packageName != null) { 18971 PackageParser.Package targetPackage = mPackages.get(packageName); 18972 if (targetPackage != null) { 18973 packages = Collections.singletonList(targetPackage); 18974 } else { 18975 ipw.println("Unable to find package: " + packageName); 18976 return; 18977 } 18978 } else { 18979 packages = mPackages.values(); 18980 } 18981 18982 for (PackageParser.Package pkg : packages) { 18983 ipw.println("[" + pkg.packageName + "]"); 18984 ipw.increaseIndent(); 18985 18986 CompilerStats.PackageStats stats = getCompilerPackageStats(pkg.packageName); 18987 if (stats == null) { 18988 ipw.println("(No recorded stats)"); 18989 } else { 18990 stats.dump(ipw); 18991 } 18992 ipw.decreaseIndent(); 18993 } 18994 } 18995 18996 private String dumpDomainString(String packageName) { 18997 List<IntentFilterVerificationInfo> iviList = getIntentFilterVerifications(packageName) 18998 .getList(); 18999 List<IntentFilter> filters = getAllIntentFilters(packageName).getList(); 19000 19001 ArraySet<String> result = new ArraySet<>(); 19002 if (iviList.size() > 0) { 19003 for (IntentFilterVerificationInfo ivi : iviList) { 19004 for (String host : ivi.getDomains()) { 19005 result.add(host); 19006 } 19007 } 19008 } 19009 if (filters != null && filters.size() > 0) { 19010 for (IntentFilter filter : filters) { 19011 if (filter.hasCategory(Intent.CATEGORY_BROWSABLE) 19012 && (filter.hasDataScheme(IntentFilter.SCHEME_HTTP) || 19013 filter.hasDataScheme(IntentFilter.SCHEME_HTTPS))) { 19014 result.addAll(filter.getHostsList()); 19015 } 19016 } 19017 } 19018 19019 StringBuilder sb = new StringBuilder(result.size() * 16); 19020 for (String domain : result) { 19021 if (sb.length() > 0) sb.append(" "); 19022 sb.append(domain); 19023 } 19024 return sb.toString(); 19025 } 19026 19027 // ------- apps on sdcard specific code ------- 19028 static final boolean DEBUG_SD_INSTALL = false; 19029 19030 private static final String SD_ENCRYPTION_KEYSTORE_NAME = "AppsOnSD"; 19031 19032 private static final String SD_ENCRYPTION_ALGORITHM = "AES"; 19033 19034 private boolean mMediaMounted = false; 19035 19036 static String getEncryptKey() { 19037 try { 19038 String sdEncKey = SystemKeyStore.getInstance().retrieveKeyHexString( 19039 SD_ENCRYPTION_KEYSTORE_NAME); 19040 if (sdEncKey == null) { 19041 sdEncKey = SystemKeyStore.getInstance().generateNewKeyHexString(128, 19042 SD_ENCRYPTION_ALGORITHM, SD_ENCRYPTION_KEYSTORE_NAME); 19043 if (sdEncKey == null) { 19044 Slog.e(TAG, "Failed to create encryption keys"); 19045 return null; 19046 } 19047 } 19048 return sdEncKey; 19049 } catch (NoSuchAlgorithmException nsae) { 19050 Slog.e(TAG, "Failed to create encryption keys with exception: " + nsae); 19051 return null; 19052 } catch (IOException ioe) { 19053 Slog.e(TAG, "Failed to retrieve encryption keys with exception: " + ioe); 19054 return null; 19055 } 19056 } 19057 19058 /* 19059 * Update media status on PackageManager. 19060 */ 19061 @Override 19062 public void updateExternalMediaStatus(final boolean mediaStatus, final boolean reportStatus) { 19063 int callingUid = Binder.getCallingUid(); 19064 if (callingUid != 0 && callingUid != Process.SYSTEM_UID) { 19065 throw new SecurityException("Media status can only be updated by the system"); 19066 } 19067 // reader; this apparently protects mMediaMounted, but should probably 19068 // be a different lock in that case. 19069 synchronized (mPackages) { 19070 Log.i(TAG, "Updating external media status from " 19071 + (mMediaMounted ? "mounted" : "unmounted") + " to " 19072 + (mediaStatus ? "mounted" : "unmounted")); 19073 if (DEBUG_SD_INSTALL) 19074 Log.i(TAG, "updateExternalMediaStatus:: mediaStatus=" + mediaStatus 19075 + ", mMediaMounted=" + mMediaMounted); 19076 if (mediaStatus == mMediaMounted) { 19077 final Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 19078 : 0, -1); 19079 mHandler.sendMessage(msg); 19080 return; 19081 } 19082 mMediaMounted = mediaStatus; 19083 } 19084 // Queue up an async operation since the package installation may take a 19085 // little while. 19086 mHandler.post(new Runnable() { 19087 public void run() { 19088 updateExternalMediaStatusInner(mediaStatus, reportStatus, true); 19089 } 19090 }); 19091 } 19092 19093 /** 19094 * Called by MountService when the initial ASECs to scan are available. 19095 * Should block until all the ASEC containers are finished being scanned. 19096 */ 19097 public void scanAvailableAsecs() { 19098 updateExternalMediaStatusInner(true, false, false); 19099 } 19100 19101 /* 19102 * Collect information of applications on external media, map them against 19103 * existing containers and update information based on current mount status. 19104 * Please note that we always have to report status if reportStatus has been 19105 * set to true especially when unloading packages. 19106 */ 19107 private void updateExternalMediaStatusInner(boolean isMounted, boolean reportStatus, 19108 boolean externalStorage) { 19109 ArrayMap<AsecInstallArgs, String> processCids = new ArrayMap<>(); 19110 int[] uidArr = EmptyArray.INT; 19111 19112 final String[] list = PackageHelper.getSecureContainerList(); 19113 if (ArrayUtils.isEmpty(list)) { 19114 Log.i(TAG, "No secure containers found"); 19115 } else { 19116 // Process list of secure containers and categorize them 19117 // as active or stale based on their package internal state. 19118 19119 // reader 19120 synchronized (mPackages) { 19121 for (String cid : list) { 19122 // Leave stages untouched for now; installer service owns them 19123 if (PackageInstallerService.isStageName(cid)) continue; 19124 19125 if (DEBUG_SD_INSTALL) 19126 Log.i(TAG, "Processing container " + cid); 19127 String pkgName = getAsecPackageName(cid); 19128 if (pkgName == null) { 19129 Slog.i(TAG, "Found stale container " + cid + " with no package name"); 19130 continue; 19131 } 19132 if (DEBUG_SD_INSTALL) 19133 Log.i(TAG, "Looking for pkg : " + pkgName); 19134 19135 final PackageSetting ps = mSettings.mPackages.get(pkgName); 19136 if (ps == null) { 19137 Slog.i(TAG, "Found stale container " + cid + " with no matching settings"); 19138 continue; 19139 } 19140 19141 /* 19142 * Skip packages that are not external if we're unmounting 19143 * external storage. 19144 */ 19145 if (externalStorage && !isMounted && !isExternal(ps)) { 19146 continue; 19147 } 19148 19149 final AsecInstallArgs args = new AsecInstallArgs(cid, 19150 getAppDexInstructionSets(ps), ps.isForwardLocked()); 19151 // The package status is changed only if the code path 19152 // matches between settings and the container id. 19153 if (ps.codePathString != null 19154 && ps.codePathString.startsWith(args.getCodePath())) { 19155 if (DEBUG_SD_INSTALL) { 19156 Log.i(TAG, "Container : " + cid + " corresponds to pkg : " + pkgName 19157 + " at code path: " + ps.codePathString); 19158 } 19159 19160 // We do have a valid package installed on sdcard 19161 processCids.put(args, ps.codePathString); 19162 final int uid = ps.appId; 19163 if (uid != -1) { 19164 uidArr = ArrayUtils.appendInt(uidArr, uid); 19165 } 19166 } else { 19167 Slog.i(TAG, "Found stale container " + cid + ": expected codePath=" 19168 + ps.codePathString); 19169 } 19170 } 19171 } 19172 19173 Arrays.sort(uidArr); 19174 } 19175 19176 // Process packages with valid entries. 19177 if (isMounted) { 19178 if (DEBUG_SD_INSTALL) 19179 Log.i(TAG, "Loading packages"); 19180 loadMediaPackages(processCids, uidArr, externalStorage); 19181 startCleaningPackages(); 19182 mInstallerService.onSecureContainersAvailable(); 19183 } else { 19184 if (DEBUG_SD_INSTALL) 19185 Log.i(TAG, "Unloading packages"); 19186 unloadMediaPackages(processCids, uidArr, reportStatus); 19187 } 19188 } 19189 19190 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19191 ArrayList<ApplicationInfo> infos, IIntentReceiver finishedReceiver) { 19192 final int size = infos.size(); 19193 final String[] packageNames = new String[size]; 19194 final int[] packageUids = new int[size]; 19195 for (int i = 0; i < size; i++) { 19196 final ApplicationInfo info = infos.get(i); 19197 packageNames[i] = info.packageName; 19198 packageUids[i] = info.uid; 19199 } 19200 sendResourcesChangedBroadcast(mediaStatus, replacing, packageNames, packageUids, 19201 finishedReceiver); 19202 } 19203 19204 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19205 ArrayList<String> pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19206 sendResourcesChangedBroadcast(mediaStatus, replacing, 19207 pkgList.toArray(new String[pkgList.size()]), uidArr, finishedReceiver); 19208 } 19209 19210 private void sendResourcesChangedBroadcast(boolean mediaStatus, boolean replacing, 19211 String[] pkgList, int uidArr[], IIntentReceiver finishedReceiver) { 19212 int size = pkgList.length; 19213 if (size > 0) { 19214 // Send broadcasts here 19215 Bundle extras = new Bundle(); 19216 extras.putStringArray(Intent.EXTRA_CHANGED_PACKAGE_LIST, pkgList); 19217 if (uidArr != null) { 19218 extras.putIntArray(Intent.EXTRA_CHANGED_UID_LIST, uidArr); 19219 } 19220 if (replacing) { 19221 extras.putBoolean(Intent.EXTRA_REPLACING, replacing); 19222 } 19223 String action = mediaStatus ? Intent.ACTION_EXTERNAL_APPLICATIONS_AVAILABLE 19224 : Intent.ACTION_EXTERNAL_APPLICATIONS_UNAVAILABLE; 19225 sendPackageBroadcast(action, null, extras, 0, null, finishedReceiver, null); 19226 } 19227 } 19228 19229 /* 19230 * Look at potentially valid container ids from processCids If package 19231 * information doesn't match the one on record or package scanning fails, 19232 * the cid is added to list of removeCids. We currently don't delete stale 19233 * containers. 19234 */ 19235 private void loadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int[] uidArr, 19236 boolean externalStorage) { 19237 ArrayList<String> pkgList = new ArrayList<String>(); 19238 Set<AsecInstallArgs> keys = processCids.keySet(); 19239 19240 for (AsecInstallArgs args : keys) { 19241 String codePath = processCids.get(args); 19242 if (DEBUG_SD_INSTALL) 19243 Log.i(TAG, "Loading container : " + args.cid); 19244 int retCode = PackageManager.INSTALL_FAILED_CONTAINER_ERROR; 19245 try { 19246 // Make sure there are no container errors first. 19247 if (args.doPreInstall(PackageManager.INSTALL_SUCCEEDED) != PackageManager.INSTALL_SUCCEEDED) { 19248 Slog.e(TAG, "Failed to mount cid : " + args.cid 19249 + " when installing from sdcard"); 19250 continue; 19251 } 19252 // Check code path here. 19253 if (codePath == null || !codePath.startsWith(args.getCodePath())) { 19254 Slog.e(TAG, "Container " + args.cid + " cachepath " + args.getCodePath() 19255 + " does not match one in settings " + codePath); 19256 continue; 19257 } 19258 // Parse package 19259 int parseFlags = mDefParseFlags; 19260 if (args.isExternalAsec()) { 19261 parseFlags |= PackageParser.PARSE_EXTERNAL_STORAGE; 19262 } 19263 if (args.isFwdLocked()) { 19264 parseFlags |= PackageParser.PARSE_FORWARD_LOCK; 19265 } 19266 19267 synchronized (mInstallLock) { 19268 PackageParser.Package pkg = null; 19269 try { 19270 // Sadly we don't know the package name yet to freeze it 19271 pkg = scanPackageTracedLI(new File(codePath), parseFlags, 19272 SCAN_IGNORE_FROZEN, 0, null); 19273 } catch (PackageManagerException e) { 19274 Slog.w(TAG, "Failed to scan " + codePath + ": " + e.getMessage()); 19275 } 19276 // Scan the package 19277 if (pkg != null) { 19278 /* 19279 * TODO why is the lock being held? doPostInstall is 19280 * called in other places without the lock. This needs 19281 * to be straightened out. 19282 */ 19283 // writer 19284 synchronized (mPackages) { 19285 retCode = PackageManager.INSTALL_SUCCEEDED; 19286 pkgList.add(pkg.packageName); 19287 // Post process args 19288 args.doPostInstall(PackageManager.INSTALL_SUCCEEDED, 19289 pkg.applicationInfo.uid); 19290 } 19291 } else { 19292 Slog.i(TAG, "Failed to install pkg from " + codePath + " from sdcard"); 19293 } 19294 } 19295 19296 } finally { 19297 if (retCode != PackageManager.INSTALL_SUCCEEDED) { 19298 Log.w(TAG, "Container " + args.cid + " is stale, retCode=" + retCode); 19299 } 19300 } 19301 } 19302 // writer 19303 synchronized (mPackages) { 19304 // If the platform SDK has changed since the last time we booted, 19305 // we need to re-grant app permission to catch any new ones that 19306 // appear. This is really a hack, and means that apps can in some 19307 // cases get permissions that the user didn't initially explicitly 19308 // allow... it would be nice to have some better way to handle 19309 // this situation. 19310 final VersionInfo ver = externalStorage ? mSettings.getExternalVersion() 19311 : mSettings.getInternalVersion(); 19312 final String volumeUuid = externalStorage ? StorageManager.UUID_PRIMARY_PHYSICAL 19313 : StorageManager.UUID_PRIVATE_INTERNAL; 19314 19315 int updateFlags = UPDATE_PERMISSIONS_ALL; 19316 if (ver.sdkVersion != mSdkVersion) { 19317 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19318 + mSdkVersion + "; regranting permissions for external"); 19319 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19320 } 19321 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19322 19323 // Yay, everything is now upgraded 19324 ver.forceCurrent(); 19325 19326 // can downgrade to reader 19327 // Persist settings 19328 mSettings.writeLPr(); 19329 } 19330 // Send a broadcast to let everyone know we are done processing 19331 if (pkgList.size() > 0) { 19332 sendResourcesChangedBroadcast(true, false, pkgList, uidArr, null); 19333 } 19334 } 19335 19336 /* 19337 * Utility method to unload a list of specified containers 19338 */ 19339 private void unloadAllContainers(Set<AsecInstallArgs> cidArgs) { 19340 // Just unmount all valid containers. 19341 for (AsecInstallArgs arg : cidArgs) { 19342 synchronized (mInstallLock) { 19343 arg.doPostDeleteLI(false); 19344 } 19345 } 19346 } 19347 19348 /* 19349 * Unload packages mounted on external media. This involves deleting package 19350 * data from internal structures, sending broadcasts about disabled packages, 19351 * gc'ing to free up references, unmounting all secure containers 19352 * corresponding to packages on external media, and posting a 19353 * UPDATED_MEDIA_STATUS message if status has been requested. Please note 19354 * that we always have to post this message if status has been requested no 19355 * matter what. 19356 */ 19357 private void unloadMediaPackages(ArrayMap<AsecInstallArgs, String> processCids, int uidArr[], 19358 final boolean reportStatus) { 19359 if (DEBUG_SD_INSTALL) 19360 Log.i(TAG, "unloading media packages"); 19361 ArrayList<String> pkgList = new ArrayList<String>(); 19362 ArrayList<AsecInstallArgs> failedList = new ArrayList<AsecInstallArgs>(); 19363 final Set<AsecInstallArgs> keys = processCids.keySet(); 19364 for (AsecInstallArgs args : keys) { 19365 String pkgName = args.getPackageName(); 19366 if (DEBUG_SD_INSTALL) 19367 Log.i(TAG, "Trying to unload pkg : " + pkgName); 19368 // Delete package internally 19369 PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19370 synchronized (mInstallLock) { 19371 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19372 final boolean res; 19373 try (PackageFreezer freezer = freezePackageForDelete(pkgName, deleteFlags, 19374 "unloadMediaPackages")) { 19375 res = deletePackageLIF(pkgName, null, false, null, deleteFlags, outInfo, false, 19376 null); 19377 } 19378 if (res) { 19379 pkgList.add(pkgName); 19380 } else { 19381 Slog.e(TAG, "Failed to delete pkg from sdcard : " + pkgName); 19382 failedList.add(args); 19383 } 19384 } 19385 } 19386 19387 // reader 19388 synchronized (mPackages) { 19389 // We didn't update the settings after removing each package; 19390 // write them now for all packages. 19391 mSettings.writeLPr(); 19392 } 19393 19394 // We have to absolutely send UPDATED_MEDIA_STATUS only 19395 // after confirming that all the receivers processed the ordered 19396 // broadcast when packages get disabled, force a gc to clean things up. 19397 // and unload all the containers. 19398 if (pkgList.size() > 0) { 19399 sendResourcesChangedBroadcast(false, false, pkgList, uidArr, 19400 new IIntentReceiver.Stub() { 19401 public void performReceive(Intent intent, int resultCode, String data, 19402 Bundle extras, boolean ordered, boolean sticky, 19403 int sendingUser) throws RemoteException { 19404 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, 19405 reportStatus ? 1 : 0, 1, keys); 19406 mHandler.sendMessage(msg); 19407 } 19408 }); 19409 } else { 19410 Message msg = mHandler.obtainMessage(UPDATED_MEDIA_STATUS, reportStatus ? 1 : 0, -1, 19411 keys); 19412 mHandler.sendMessage(msg); 19413 } 19414 } 19415 19416 private void loadPrivatePackages(final VolumeInfo vol) { 19417 mHandler.post(new Runnable() { 19418 @Override 19419 public void run() { 19420 loadPrivatePackagesInner(vol); 19421 } 19422 }); 19423 } 19424 19425 private void loadPrivatePackagesInner(VolumeInfo vol) { 19426 final String volumeUuid = vol.fsUuid; 19427 if (TextUtils.isEmpty(volumeUuid)) { 19428 Slog.e(TAG, "Loading internal storage is probably a mistake; ignoring"); 19429 return; 19430 } 19431 19432 final ArrayList<PackageFreezer> freezers = new ArrayList<>(); 19433 final ArrayList<ApplicationInfo> loaded = new ArrayList<>(); 19434 final int parseFlags = mDefParseFlags | PackageParser.PARSE_EXTERNAL_STORAGE; 19435 19436 final VersionInfo ver; 19437 final List<PackageSetting> packages; 19438 synchronized (mPackages) { 19439 ver = mSettings.findOrCreateVersion(volumeUuid); 19440 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19441 } 19442 19443 for (PackageSetting ps : packages) { 19444 freezers.add(freezePackage(ps.name, "loadPrivatePackagesInner")); 19445 synchronized (mInstallLock) { 19446 final PackageParser.Package pkg; 19447 try { 19448 pkg = scanPackageTracedLI(ps.codePath, parseFlags, SCAN_INITIAL, 0, null); 19449 loaded.add(pkg.applicationInfo); 19450 19451 } catch (PackageManagerException e) { 19452 Slog.w(TAG, "Failed to scan " + ps.codePath + ": " + e.getMessage()); 19453 } 19454 19455 if (!Build.FINGERPRINT.equals(ver.fingerprint)) { 19456 clearAppDataLIF(ps.pkg, UserHandle.USER_ALL, 19457 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE 19458 | Installer.FLAG_CLEAR_CODE_CACHE_ONLY); 19459 } 19460 } 19461 } 19462 19463 // Reconcile app data for all started/unlocked users 19464 final StorageManager sm = mContext.getSystemService(StorageManager.class); 19465 final UserManager um = mContext.getSystemService(UserManager.class); 19466 UserManagerInternal umInternal = getUserManagerInternal(); 19467 for (UserInfo user : um.getUsers()) { 19468 final int flags; 19469 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19470 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19471 } else if (umInternal.isUserRunning(user.id)) { 19472 flags = StorageManager.FLAG_STORAGE_DE; 19473 } else { 19474 continue; 19475 } 19476 19477 try { 19478 sm.prepareUserStorage(volumeUuid, user.id, user.serialNumber, flags); 19479 synchronized (mInstallLock) { 19480 reconcileAppsDataLI(volumeUuid, user.id, flags); 19481 } 19482 } catch (IllegalStateException e) { 19483 // Device was probably ejected, and we'll process that event momentarily 19484 Slog.w(TAG, "Failed to prepare storage: " + e); 19485 } 19486 } 19487 19488 synchronized (mPackages) { 19489 int updateFlags = UPDATE_PERMISSIONS_ALL; 19490 if (ver.sdkVersion != mSdkVersion) { 19491 logCriticalInfo(Log.INFO, "Platform changed from " + ver.sdkVersion + " to " 19492 + mSdkVersion + "; regranting permissions for " + volumeUuid); 19493 updateFlags |= UPDATE_PERMISSIONS_REPLACE_PKG | UPDATE_PERMISSIONS_REPLACE_ALL; 19494 } 19495 updatePermissionsLPw(null, null, volumeUuid, updateFlags); 19496 19497 // Yay, everything is now upgraded 19498 ver.forceCurrent(); 19499 19500 mSettings.writeLPr(); 19501 } 19502 19503 for (PackageFreezer freezer : freezers) { 19504 freezer.close(); 19505 } 19506 19507 if (DEBUG_INSTALL) Slog.d(TAG, "Loaded packages " + loaded); 19508 sendResourcesChangedBroadcast(true, false, loaded, null); 19509 } 19510 19511 private void unloadPrivatePackages(final VolumeInfo vol) { 19512 mHandler.post(new Runnable() { 19513 @Override 19514 public void run() { 19515 unloadPrivatePackagesInner(vol); 19516 } 19517 }); 19518 } 19519 19520 private void unloadPrivatePackagesInner(VolumeInfo vol) { 19521 final String volumeUuid = vol.fsUuid; 19522 if (TextUtils.isEmpty(volumeUuid)) { 19523 Slog.e(TAG, "Unloading internal storage is probably a mistake; ignoring"); 19524 return; 19525 } 19526 19527 final ArrayList<ApplicationInfo> unloaded = new ArrayList<>(); 19528 synchronized (mInstallLock) { 19529 synchronized (mPackages) { 19530 final List<PackageSetting> packages = mSettings.getVolumePackagesLPr(volumeUuid); 19531 for (PackageSetting ps : packages) { 19532 if (ps.pkg == null) continue; 19533 19534 final ApplicationInfo info = ps.pkg.applicationInfo; 19535 final int deleteFlags = PackageManager.DELETE_KEEP_DATA; 19536 final PackageRemovedInfo outInfo = new PackageRemovedInfo(); 19537 19538 try (PackageFreezer freezer = freezePackageForDelete(ps.name, deleteFlags, 19539 "unloadPrivatePackagesInner")) { 19540 if (deletePackageLIF(ps.name, null, false, null, deleteFlags, outInfo, 19541 false, null)) { 19542 unloaded.add(info); 19543 } else { 19544 Slog.w(TAG, "Failed to unload " + ps.codePath); 19545 } 19546 } 19547 19548 // Try very hard to release any references to this package 19549 // so we don't risk the system server being killed due to 19550 // open FDs 19551 AttributeCache.instance().removePackage(ps.name); 19552 } 19553 19554 mSettings.writeLPr(); 19555 } 19556 } 19557 19558 if (DEBUG_INSTALL) Slog.d(TAG, "Unloaded packages " + unloaded); 19559 sendResourcesChangedBroadcast(false, false, unloaded, null); 19560 19561 // Try very hard to release any references to this path so we don't risk 19562 // the system server being killed due to open FDs 19563 ResourcesManager.getInstance().invalidatePath(vol.getPath().getAbsolutePath()); 19564 19565 for (int i = 0; i < 3; i++) { 19566 System.gc(); 19567 System.runFinalization(); 19568 } 19569 } 19570 19571 /** 19572 * Prepare storage areas for given user on all mounted devices. 19573 */ 19574 void prepareUserData(int userId, int userSerial, int flags) { 19575 synchronized (mInstallLock) { 19576 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19577 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19578 final String volumeUuid = vol.getFsUuid(); 19579 prepareUserDataLI(volumeUuid, userId, userSerial, flags, true); 19580 } 19581 } 19582 } 19583 19584 private void prepareUserDataLI(String volumeUuid, int userId, int userSerial, int flags, 19585 boolean allowRecover) { 19586 // Prepare storage and verify that serial numbers are consistent; if 19587 // there's a mismatch we need to destroy to avoid leaking data 19588 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19589 try { 19590 storage.prepareUserStorage(volumeUuid, userId, userSerial, flags); 19591 19592 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0 && !mOnlyCore) { 19593 UserManagerService.enforceSerialNumber( 19594 Environment.getDataUserDeDirectory(volumeUuid, userId), userSerial); 19595 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19596 UserManagerService.enforceSerialNumber( 19597 Environment.getDataSystemDeDirectory(userId), userSerial); 19598 } 19599 } 19600 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0 && !mOnlyCore) { 19601 UserManagerService.enforceSerialNumber( 19602 Environment.getDataUserCeDirectory(volumeUuid, userId), userSerial); 19603 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19604 UserManagerService.enforceSerialNumber( 19605 Environment.getDataSystemCeDirectory(userId), userSerial); 19606 } 19607 } 19608 19609 synchronized (mInstallLock) { 19610 mInstaller.createUserData(volumeUuid, userId, userSerial, flags); 19611 } 19612 } catch (Exception e) { 19613 logCriticalInfo(Log.WARN, "Destroying user " + userId + " on volume " + volumeUuid 19614 + " because we failed to prepare: " + e); 19615 destroyUserDataLI(volumeUuid, userId, 19616 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19617 19618 if (allowRecover) { 19619 // Try one last time; if we fail again we're really in trouble 19620 prepareUserDataLI(volumeUuid, userId, userSerial, flags, false); 19621 } 19622 } 19623 } 19624 19625 /** 19626 * Destroy storage areas for given user on all mounted devices. 19627 */ 19628 void destroyUserData(int userId, int flags) { 19629 synchronized (mInstallLock) { 19630 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19631 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19632 final String volumeUuid = vol.getFsUuid(); 19633 destroyUserDataLI(volumeUuid, userId, flags); 19634 } 19635 } 19636 } 19637 19638 private void destroyUserDataLI(String volumeUuid, int userId, int flags) { 19639 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19640 try { 19641 // Clean up app data, profile data, and media data 19642 mInstaller.destroyUserData(volumeUuid, userId, flags); 19643 19644 // Clean up system data 19645 if (Objects.equals(volumeUuid, StorageManager.UUID_PRIVATE_INTERNAL)) { 19646 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19647 FileUtils.deleteContentsAndDir(Environment.getUserSystemDirectory(userId)); 19648 FileUtils.deleteContentsAndDir(Environment.getDataSystemDeDirectory(userId)); 19649 } 19650 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19651 FileUtils.deleteContentsAndDir(Environment.getDataSystemCeDirectory(userId)); 19652 } 19653 } 19654 19655 // Data with special labels is now gone, so finish the job 19656 storage.destroyUserStorage(volumeUuid, userId, flags); 19657 19658 } catch (Exception e) { 19659 logCriticalInfo(Log.WARN, 19660 "Failed to destroy user " + userId + " on volume " + volumeUuid + ": " + e); 19661 } 19662 } 19663 19664 /** 19665 * Examine all users present on given mounted volume, and destroy data 19666 * belonging to users that are no longer valid, or whose user ID has been 19667 * recycled. 19668 */ 19669 private void reconcileUsers(String volumeUuid) { 19670 final List<File> files = new ArrayList<>(); 19671 Collections.addAll(files, FileUtils 19672 .listFilesOrEmpty(Environment.getDataUserDeDirectory(volumeUuid))); 19673 Collections.addAll(files, FileUtils 19674 .listFilesOrEmpty(Environment.getDataUserCeDirectory(volumeUuid))); 19675 Collections.addAll(files, FileUtils 19676 .listFilesOrEmpty(Environment.getDataSystemDeDirectory())); 19677 Collections.addAll(files, FileUtils 19678 .listFilesOrEmpty(Environment.getDataSystemCeDirectory())); 19679 for (File file : files) { 19680 if (!file.isDirectory()) continue; 19681 19682 final int userId; 19683 final UserInfo info; 19684 try { 19685 userId = Integer.parseInt(file.getName()); 19686 info = sUserManager.getUserInfo(userId); 19687 } catch (NumberFormatException e) { 19688 Slog.w(TAG, "Invalid user directory " + file); 19689 continue; 19690 } 19691 19692 boolean destroyUser = false; 19693 if (info == null) { 19694 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19695 + " because no matching user was found"); 19696 destroyUser = true; 19697 } else if (!mOnlyCore) { 19698 try { 19699 UserManagerService.enforceSerialNumber(file, info.serialNumber); 19700 } catch (IOException e) { 19701 logCriticalInfo(Log.WARN, "Destroying user directory " + file 19702 + " because we failed to enforce serial number: " + e); 19703 destroyUser = true; 19704 } 19705 } 19706 19707 if (destroyUser) { 19708 synchronized (mInstallLock) { 19709 destroyUserDataLI(volumeUuid, userId, 19710 StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE); 19711 } 19712 } 19713 } 19714 } 19715 19716 private void assertPackageKnown(String volumeUuid, String packageName) 19717 throws PackageManagerException { 19718 synchronized (mPackages) { 19719 // Normalize package name to handle renamed packages 19720 packageName = normalizePackageNameLPr(packageName); 19721 19722 final PackageSetting ps = mSettings.mPackages.get(packageName); 19723 if (ps == null) { 19724 throw new PackageManagerException("Package " + packageName + " is unknown"); 19725 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19726 throw new PackageManagerException( 19727 "Package " + packageName + " found on unknown volume " + volumeUuid 19728 + "; expected volume " + ps.volumeUuid); 19729 } 19730 } 19731 } 19732 19733 private void assertPackageKnownAndInstalled(String volumeUuid, String packageName, int userId) 19734 throws PackageManagerException { 19735 synchronized (mPackages) { 19736 // Normalize package name to handle renamed packages 19737 packageName = normalizePackageNameLPr(packageName); 19738 19739 final PackageSetting ps = mSettings.mPackages.get(packageName); 19740 if (ps == null) { 19741 throw new PackageManagerException("Package " + packageName + " is unknown"); 19742 } else if (!TextUtils.equals(volumeUuid, ps.volumeUuid)) { 19743 throw new PackageManagerException( 19744 "Package " + packageName + " found on unknown volume " + volumeUuid 19745 + "; expected volume " + ps.volumeUuid); 19746 } else if (!ps.getInstalled(userId)) { 19747 throw new PackageManagerException( 19748 "Package " + packageName + " not installed for user " + userId); 19749 } 19750 } 19751 } 19752 19753 /** 19754 * Examine all apps present on given mounted volume, and destroy apps that 19755 * aren't expected, either due to uninstallation or reinstallation on 19756 * another volume. 19757 */ 19758 private void reconcileApps(String volumeUuid) { 19759 final File[] files = FileUtils 19760 .listFilesOrEmpty(Environment.getDataAppDirectory(volumeUuid)); 19761 for (File file : files) { 19762 final boolean isPackage = (isApkFile(file) || file.isDirectory()) 19763 && !PackageInstallerService.isStageName(file.getName()); 19764 if (!isPackage) { 19765 // Ignore entries which are not packages 19766 continue; 19767 } 19768 19769 try { 19770 final PackageLite pkg = PackageParser.parsePackageLite(file, 19771 PackageParser.PARSE_MUST_BE_APK); 19772 assertPackageKnown(volumeUuid, pkg.packageName); 19773 19774 } catch (PackageParserException | PackageManagerException e) { 19775 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19776 synchronized (mInstallLock) { 19777 removeCodePathLI(file); 19778 } 19779 } 19780 } 19781 } 19782 19783 /** 19784 * Reconcile all app data for the given user. 19785 * <p> 19786 * Verifies that directories exist and that ownership and labeling is 19787 * correct for all installed apps on all mounted volumes. 19788 */ 19789 void reconcileAppsData(int userId, int flags) { 19790 final StorageManager storage = mContext.getSystemService(StorageManager.class); 19791 for (VolumeInfo vol : storage.getWritablePrivateVolumes()) { 19792 final String volumeUuid = vol.getFsUuid(); 19793 synchronized (mInstallLock) { 19794 reconcileAppsDataLI(volumeUuid, userId, flags); 19795 } 19796 } 19797 } 19798 19799 /** 19800 * Reconcile all app data on given mounted volume. 19801 * <p> 19802 * Destroys app data that isn't expected, either due to uninstallation or 19803 * reinstallation on another volume. 19804 * <p> 19805 * Verifies that directories exist and that ownership and labeling is 19806 * correct for all installed apps. 19807 */ 19808 private void reconcileAppsDataLI(String volumeUuid, int userId, int flags) { 19809 Slog.v(TAG, "reconcileAppsData for " + volumeUuid + " u" + userId + " 0x" 19810 + Integer.toHexString(flags)); 19811 19812 final File ceDir = Environment.getDataUserCeDirectory(volumeUuid, userId); 19813 final File deDir = Environment.getDataUserDeDirectory(volumeUuid, userId); 19814 19815 // First look for stale data that doesn't belong, and check if things 19816 // have changed since we did our last restorecon 19817 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19818 if (StorageManager.isFileEncryptedNativeOrEmulated() 19819 && !StorageManager.isUserKeyUnlocked(userId)) { 19820 throw new RuntimeException( 19821 "Yikes, someone asked us to reconcile CE storage while " + userId 19822 + " was still locked; this would have caused massive data loss!"); 19823 } 19824 19825 final File[] files = FileUtils.listFilesOrEmpty(ceDir); 19826 for (File file : files) { 19827 final String packageName = file.getName(); 19828 try { 19829 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19830 } catch (PackageManagerException e) { 19831 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19832 try { 19833 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19834 StorageManager.FLAG_STORAGE_CE, 0); 19835 } catch (InstallerException e2) { 19836 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19837 } 19838 } 19839 } 19840 } 19841 if ((flags & StorageManager.FLAG_STORAGE_DE) != 0) { 19842 final File[] files = FileUtils.listFilesOrEmpty(deDir); 19843 for (File file : files) { 19844 final String packageName = file.getName(); 19845 try { 19846 assertPackageKnownAndInstalled(volumeUuid, packageName, userId); 19847 } catch (PackageManagerException e) { 19848 logCriticalInfo(Log.WARN, "Destroying " + file + " due to: " + e); 19849 try { 19850 mInstaller.destroyAppData(volumeUuid, packageName, userId, 19851 StorageManager.FLAG_STORAGE_DE, 0); 19852 } catch (InstallerException e2) { 19853 logCriticalInfo(Log.WARN, "Failed to destroy: " + e2); 19854 } 19855 } 19856 } 19857 } 19858 19859 // Ensure that data directories are ready to roll for all packages 19860 // installed for this volume and user 19861 final List<PackageSetting> packages; 19862 synchronized (mPackages) { 19863 packages = mSettings.getVolumePackagesLPr(volumeUuid); 19864 } 19865 int preparedCount = 0; 19866 for (PackageSetting ps : packages) { 19867 final String packageName = ps.name; 19868 if (ps.pkg == null) { 19869 Slog.w(TAG, "Odd, missing scanned package " + packageName); 19870 // TODO: might be due to legacy ASEC apps; we should circle back 19871 // and reconcile again once they're scanned 19872 continue; 19873 } 19874 19875 if (ps.getInstalled(userId)) { 19876 prepareAppDataLIF(ps.pkg, userId, flags); 19877 19878 if (maybeMigrateAppDataLIF(ps.pkg, userId)) { 19879 // We may have just shuffled around app data directories, so 19880 // prepare them one more time 19881 prepareAppDataLIF(ps.pkg, userId, flags); 19882 } 19883 19884 preparedCount++; 19885 } 19886 } 19887 19888 Slog.v(TAG, "reconcileAppsData finished " + preparedCount + " packages"); 19889 } 19890 19891 /** 19892 * Prepare app data for the given app just after it was installed or 19893 * upgraded. This method carefully only touches users that it's installed 19894 * for, and it forces a restorecon to handle any seinfo changes. 19895 * <p> 19896 * Verifies that directories exist and that ownership and labeling is 19897 * correct for all installed apps. If there is an ownership mismatch, it 19898 * will try recovering system apps by wiping data; third-party app data is 19899 * left intact. 19900 * <p> 19901 * <em>Note: To avoid a deadlock, do not call this method with {@code mPackages} lock held</em> 19902 */ 19903 private void prepareAppDataAfterInstallLIF(PackageParser.Package pkg) { 19904 final PackageSetting ps; 19905 synchronized (mPackages) { 19906 ps = mSettings.mPackages.get(pkg.packageName); 19907 mSettings.writeKernelMappingLPr(ps); 19908 } 19909 19910 final UserManager um = mContext.getSystemService(UserManager.class); 19911 UserManagerInternal umInternal = getUserManagerInternal(); 19912 for (UserInfo user : um.getUsers()) { 19913 final int flags; 19914 if (umInternal.isUserUnlockingOrUnlocked(user.id)) { 19915 flags = StorageManager.FLAG_STORAGE_DE | StorageManager.FLAG_STORAGE_CE; 19916 } else if (umInternal.isUserRunning(user.id)) { 19917 flags = StorageManager.FLAG_STORAGE_DE; 19918 } else { 19919 continue; 19920 } 19921 19922 if (ps.getInstalled(user.id)) { 19923 // TODO: when user data is locked, mark that we're still dirty 19924 prepareAppDataLIF(pkg, user.id, flags); 19925 } 19926 } 19927 } 19928 19929 /** 19930 * Prepare app data for the given app. 19931 * <p> 19932 * Verifies that directories exist and that ownership and labeling is 19933 * correct for all installed apps. If there is an ownership mismatch, this 19934 * will try recovering system apps by wiping data; third-party app data is 19935 * left intact. 19936 */ 19937 private void prepareAppDataLIF(PackageParser.Package pkg, int userId, int flags) { 19938 if (pkg == null) { 19939 Slog.wtf(TAG, "Package was null!", new Throwable()); 19940 return; 19941 } 19942 prepareAppDataLeafLIF(pkg, userId, flags); 19943 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 19944 for (int i = 0; i < childCount; i++) { 19945 prepareAppDataLeafLIF(pkg.childPackages.get(i), userId, flags); 19946 } 19947 } 19948 19949 private void prepareAppDataLeafLIF(PackageParser.Package pkg, int userId, int flags) { 19950 if (DEBUG_APP_DATA) { 19951 Slog.v(TAG, "prepareAppData for " + pkg.packageName + " u" + userId + " 0x" 19952 + Integer.toHexString(flags)); 19953 } 19954 19955 final String volumeUuid = pkg.volumeUuid; 19956 final String packageName = pkg.packageName; 19957 final ApplicationInfo app = pkg.applicationInfo; 19958 final int appId = UserHandle.getAppId(app.uid); 19959 19960 Preconditions.checkNotNull(app.seinfo); 19961 19962 try { 19963 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 19964 appId, app.seinfo, app.targetSdkVersion); 19965 } catch (InstallerException e) { 19966 if (app.isSystemApp()) { 19967 logCriticalInfo(Log.ERROR, "Failed to create app data for " + packageName 19968 + ", but trying to recover: " + e); 19969 destroyAppDataLeafLIF(pkg, userId, flags); 19970 try { 19971 mInstaller.createAppData(volumeUuid, packageName, userId, flags, 19972 appId, app.seinfo, app.targetSdkVersion); 19973 logCriticalInfo(Log.DEBUG, "Recovery succeeded!"); 19974 } catch (InstallerException e2) { 19975 logCriticalInfo(Log.DEBUG, "Recovery failed!"); 19976 } 19977 } else { 19978 Slog.e(TAG, "Failed to create app data for " + packageName + ": " + e); 19979 } 19980 } 19981 19982 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 19983 try { 19984 // CE storage is unlocked right now, so read out the inode and 19985 // remember for use later when it's locked 19986 // TODO: mark this structure as dirty so we persist it! 19987 final long ceDataInode = mInstaller.getAppDataInode(volumeUuid, packageName, userId, 19988 StorageManager.FLAG_STORAGE_CE); 19989 synchronized (mPackages) { 19990 final PackageSetting ps = mSettings.mPackages.get(packageName); 19991 if (ps != null) { 19992 ps.setCeDataInode(ceDataInode, userId); 19993 } 19994 } 19995 } catch (InstallerException e) { 19996 Slog.e(TAG, "Failed to find inode for " + packageName + ": " + e); 19997 } 19998 } 19999 20000 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20001 } 20002 20003 private void prepareAppDataContentsLIF(PackageParser.Package pkg, int userId, int flags) { 20004 if (pkg == null) { 20005 Slog.wtf(TAG, "Package was null!", new Throwable()); 20006 return; 20007 } 20008 prepareAppDataContentsLeafLIF(pkg, userId, flags); 20009 final int childCount = (pkg.childPackages != null) ? pkg.childPackages.size() : 0; 20010 for (int i = 0; i < childCount; i++) { 20011 prepareAppDataContentsLeafLIF(pkg.childPackages.get(i), userId, flags); 20012 } 20013 } 20014 20015 private void prepareAppDataContentsLeafLIF(PackageParser.Package pkg, int userId, int flags) { 20016 final String volumeUuid = pkg.volumeUuid; 20017 final String packageName = pkg.packageName; 20018 final ApplicationInfo app = pkg.applicationInfo; 20019 20020 if ((flags & StorageManager.FLAG_STORAGE_CE) != 0) { 20021 // Create a native library symlink only if we have native libraries 20022 // and if the native libraries are 32 bit libraries. We do not provide 20023 // this symlink for 64 bit libraries. 20024 if (app.primaryCpuAbi != null && !VMRuntime.is64BitAbi(app.primaryCpuAbi)) { 20025 final String nativeLibPath = app.nativeLibraryDir; 20026 try { 20027 mInstaller.linkNativeLibraryDirectory(volumeUuid, packageName, 20028 nativeLibPath, userId); 20029 } catch (InstallerException e) { 20030 Slog.e(TAG, "Failed to link native for " + packageName + ": " + e); 20031 } 20032 } 20033 } 20034 } 20035 20036 /** 20037 * For system apps on non-FBE devices, this method migrates any existing 20038 * CE/DE data to match the {@code defaultToDeviceProtectedStorage} flag 20039 * requested by the app. 20040 */ 20041 private boolean maybeMigrateAppDataLIF(PackageParser.Package pkg, int userId) { 20042 if (pkg.isSystemApp() && !StorageManager.isFileEncryptedNativeOrEmulated() 20043 && PackageManager.APPLY_DEFAULT_TO_DEVICE_PROTECTED_STORAGE) { 20044 final int storageTarget = pkg.applicationInfo.isDefaultToDeviceProtectedStorage() 20045 ? StorageManager.FLAG_STORAGE_DE : StorageManager.FLAG_STORAGE_CE; 20046 try { 20047 mInstaller.migrateAppData(pkg.volumeUuid, pkg.packageName, userId, 20048 storageTarget); 20049 } catch (InstallerException e) { 20050 logCriticalInfo(Log.WARN, 20051 "Failed to migrate " + pkg.packageName + ": " + e.getMessage()); 20052 } 20053 return true; 20054 } else { 20055 return false; 20056 } 20057 } 20058 20059 public PackageFreezer freezePackage(String packageName, String killReason) { 20060 return freezePackage(packageName, UserHandle.USER_ALL, killReason); 20061 } 20062 20063 public PackageFreezer freezePackage(String packageName, int userId, String killReason) { 20064 return new PackageFreezer(packageName, userId, killReason); 20065 } 20066 20067 public PackageFreezer freezePackageForInstall(String packageName, int installFlags, 20068 String killReason) { 20069 return freezePackageForInstall(packageName, UserHandle.USER_ALL, installFlags, killReason); 20070 } 20071 20072 public PackageFreezer freezePackageForInstall(String packageName, int userId, int installFlags, 20073 String killReason) { 20074 if ((installFlags & PackageManager.INSTALL_DONT_KILL_APP) != 0) { 20075 return new PackageFreezer(); 20076 } else { 20077 return freezePackage(packageName, userId, killReason); 20078 } 20079 } 20080 20081 public PackageFreezer freezePackageForDelete(String packageName, int deleteFlags, 20082 String killReason) { 20083 return freezePackageForDelete(packageName, UserHandle.USER_ALL, deleteFlags, killReason); 20084 } 20085 20086 public PackageFreezer freezePackageForDelete(String packageName, int userId, int deleteFlags, 20087 String killReason) { 20088 if ((deleteFlags & PackageManager.DELETE_DONT_KILL_APP) != 0) { 20089 return new PackageFreezer(); 20090 } else { 20091 return freezePackage(packageName, userId, killReason); 20092 } 20093 } 20094 20095 /** 20096 * Class that freezes and kills the given package upon creation, and 20097 * unfreezes it upon closing. This is typically used when doing surgery on 20098 * app code/data to prevent the app from running while you're working. 20099 */ 20100 private class PackageFreezer implements AutoCloseable { 20101 private final String mPackageName; 20102 private final PackageFreezer[] mChildren; 20103 20104 private final boolean mWeFroze; 20105 20106 private final AtomicBoolean mClosed = new AtomicBoolean(); 20107 private final CloseGuard mCloseGuard = CloseGuard.get(); 20108 20109 /** 20110 * Create and return a stub freezer that doesn't actually do anything, 20111 * typically used when someone requested 20112 * {@link PackageManager#INSTALL_DONT_KILL_APP} or 20113 * {@link PackageManager#DELETE_DONT_KILL_APP}. 20114 */ 20115 public PackageFreezer() { 20116 mPackageName = null; 20117 mChildren = null; 20118 mWeFroze = false; 20119 mCloseGuard.open("close"); 20120 } 20121 20122 public PackageFreezer(String packageName, int userId, String killReason) { 20123 synchronized (mPackages) { 20124 mPackageName = packageName; 20125 mWeFroze = mFrozenPackages.add(mPackageName); 20126 20127 final PackageSetting ps = mSettings.mPackages.get(mPackageName); 20128 if (ps != null) { 20129 killApplication(ps.name, ps.appId, userId, killReason); 20130 } 20131 20132 final PackageParser.Package p = mPackages.get(packageName); 20133 if (p != null && p.childPackages != null) { 20134 final int N = p.childPackages.size(); 20135 mChildren = new PackageFreezer[N]; 20136 for (int i = 0; i < N; i++) { 20137 mChildren[i] = new PackageFreezer(p.childPackages.get(i).packageName, 20138 userId, killReason); 20139 } 20140 } else { 20141 mChildren = null; 20142 } 20143 } 20144 mCloseGuard.open("close"); 20145 } 20146 20147 @Override 20148 protected void finalize() throws Throwable { 20149 try { 20150 mCloseGuard.warnIfOpen(); 20151 close(); 20152 } finally { 20153 super.finalize(); 20154 } 20155 } 20156 20157 @Override 20158 public void close() { 20159 mCloseGuard.close(); 20160 if (mClosed.compareAndSet(false, true)) { 20161 synchronized (mPackages) { 20162 if (mWeFroze) { 20163 mFrozenPackages.remove(mPackageName); 20164 } 20165 20166 if (mChildren != null) { 20167 for (PackageFreezer freezer : mChildren) { 20168 freezer.close(); 20169 } 20170 } 20171 } 20172 } 20173 } 20174 } 20175 20176 /** 20177 * Verify that given package is currently frozen. 20178 */ 20179 private void checkPackageFrozen(String packageName) { 20180 synchronized (mPackages) { 20181 if (!mFrozenPackages.contains(packageName)) { 20182 Slog.wtf(TAG, "Expected " + packageName + " to be frozen!", new Throwable()); 20183 } 20184 } 20185 } 20186 20187 @Override 20188 public int movePackage(final String packageName, final String volumeUuid) { 20189 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20190 20191 final UserHandle user = new UserHandle(UserHandle.getCallingUserId()); 20192 final int moveId = mNextMoveId.getAndIncrement(); 20193 mHandler.post(new Runnable() { 20194 @Override 20195 public void run() { 20196 try { 20197 movePackageInternal(packageName, volumeUuid, moveId, user); 20198 } catch (PackageManagerException e) { 20199 Slog.w(TAG, "Failed to move " + packageName, e); 20200 mMoveCallbacks.notifyStatusChanged(moveId, 20201 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20202 } 20203 } 20204 }); 20205 return moveId; 20206 } 20207 20208 private void movePackageInternal(final String packageName, final String volumeUuid, 20209 final int moveId, UserHandle user) throws PackageManagerException { 20210 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20211 final PackageManager pm = mContext.getPackageManager(); 20212 20213 final boolean currentAsec; 20214 final String currentVolumeUuid; 20215 final File codeFile; 20216 final String installerPackageName; 20217 final String packageAbiOverride; 20218 final int appId; 20219 final String seinfo; 20220 final String label; 20221 final int targetSdkVersion; 20222 final PackageFreezer freezer; 20223 final int[] installedUserIds; 20224 20225 // reader 20226 synchronized (mPackages) { 20227 final PackageParser.Package pkg = mPackages.get(packageName); 20228 final PackageSetting ps = mSettings.mPackages.get(packageName); 20229 if (pkg == null || ps == null) { 20230 throw new PackageManagerException(MOVE_FAILED_DOESNT_EXIST, "Missing package"); 20231 } 20232 20233 if (pkg.applicationInfo.isSystemApp()) { 20234 throw new PackageManagerException(MOVE_FAILED_SYSTEM_PACKAGE, 20235 "Cannot move system application"); 20236 } 20237 20238 if (pkg.applicationInfo.isExternalAsec()) { 20239 currentAsec = true; 20240 currentVolumeUuid = StorageManager.UUID_PRIMARY_PHYSICAL; 20241 } else if (pkg.applicationInfo.isForwardLocked()) { 20242 currentAsec = true; 20243 currentVolumeUuid = "forward_locked"; 20244 } else { 20245 currentAsec = false; 20246 currentVolumeUuid = ps.volumeUuid; 20247 20248 final File probe = new File(pkg.codePath); 20249 final File probeOat = new File(probe, "oat"); 20250 if (!probe.isDirectory() || !probeOat.isDirectory()) { 20251 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20252 "Move only supported for modern cluster style installs"); 20253 } 20254 } 20255 20256 if (Objects.equals(currentVolumeUuid, volumeUuid)) { 20257 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20258 "Package already moved to " + volumeUuid); 20259 } 20260 if (pkg.applicationInfo.isInternal() && isPackageDeviceAdminOnAnyUser(packageName)) { 20261 throw new PackageManagerException(MOVE_FAILED_DEVICE_ADMIN, 20262 "Device admin cannot be moved"); 20263 } 20264 20265 if (mFrozenPackages.contains(packageName)) { 20266 throw new PackageManagerException(MOVE_FAILED_OPERATION_PENDING, 20267 "Failed to move already frozen package"); 20268 } 20269 20270 codeFile = new File(pkg.codePath); 20271 installerPackageName = ps.installerPackageName; 20272 packageAbiOverride = ps.cpuAbiOverrideString; 20273 appId = UserHandle.getAppId(pkg.applicationInfo.uid); 20274 seinfo = pkg.applicationInfo.seinfo; 20275 label = String.valueOf(pm.getApplicationLabel(pkg.applicationInfo)); 20276 targetSdkVersion = pkg.applicationInfo.targetSdkVersion; 20277 freezer = freezePackage(packageName, "movePackageInternal"); 20278 installedUserIds = ps.queryInstalledUsers(sUserManager.getUserIds(), true); 20279 } 20280 20281 final Bundle extras = new Bundle(); 20282 extras.putString(Intent.EXTRA_PACKAGE_NAME, packageName); 20283 extras.putString(Intent.EXTRA_TITLE, label); 20284 mMoveCallbacks.notifyCreated(moveId, extras); 20285 20286 int installFlags; 20287 final boolean moveCompleteApp; 20288 final File measurePath; 20289 20290 if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { 20291 installFlags = INSTALL_INTERNAL; 20292 moveCompleteApp = !currentAsec; 20293 measurePath = Environment.getDataAppDirectory(volumeUuid); 20294 } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { 20295 installFlags = INSTALL_EXTERNAL; 20296 moveCompleteApp = false; 20297 measurePath = storage.getPrimaryPhysicalVolume().getPath(); 20298 } else { 20299 final VolumeInfo volume = storage.findVolumeByUuid(volumeUuid); 20300 if (volume == null || volume.getType() != VolumeInfo.TYPE_PRIVATE 20301 || !volume.isMountedWritable()) { 20302 freezer.close(); 20303 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20304 "Move location not mounted private volume"); 20305 } 20306 20307 Preconditions.checkState(!currentAsec); 20308 20309 installFlags = INSTALL_INTERNAL; 20310 moveCompleteApp = true; 20311 measurePath = Environment.getDataAppDirectory(volumeUuid); 20312 } 20313 20314 final PackageStats stats = new PackageStats(null, -1); 20315 synchronized (mInstaller) { 20316 for (int userId : installedUserIds) { 20317 if (!getPackageSizeInfoLI(packageName, userId, stats)) { 20318 freezer.close(); 20319 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20320 "Failed to measure package size"); 20321 } 20322 } 20323 } 20324 20325 if (DEBUG_INSTALL) Slog.d(TAG, "Measured code size " + stats.codeSize + ", data size " 20326 + stats.dataSize); 20327 20328 final long startFreeBytes = measurePath.getFreeSpace(); 20329 final long sizeBytes; 20330 if (moveCompleteApp) { 20331 sizeBytes = stats.codeSize + stats.dataSize; 20332 } else { 20333 sizeBytes = stats.codeSize; 20334 } 20335 20336 if (sizeBytes > storage.getStorageBytesUntilLow(measurePath)) { 20337 freezer.close(); 20338 throw new PackageManagerException(MOVE_FAILED_INTERNAL_ERROR, 20339 "Not enough free space to move"); 20340 } 20341 20342 mMoveCallbacks.notifyStatusChanged(moveId, 10); 20343 20344 final CountDownLatch installedLatch = new CountDownLatch(1); 20345 final IPackageInstallObserver2 installObserver = new IPackageInstallObserver2.Stub() { 20346 @Override 20347 public void onUserActionRequired(Intent intent) throws RemoteException { 20348 throw new IllegalStateException(); 20349 } 20350 20351 @Override 20352 public void onPackageInstalled(String basePackageName, int returnCode, String msg, 20353 Bundle extras) throws RemoteException { 20354 if (DEBUG_INSTALL) Slog.d(TAG, "Install result for move: " 20355 + PackageManager.installStatusToString(returnCode, msg)); 20356 20357 installedLatch.countDown(); 20358 freezer.close(); 20359 20360 final int status = PackageManager.installStatusToPublicStatus(returnCode); 20361 switch (status) { 20362 case PackageInstaller.STATUS_SUCCESS: 20363 mMoveCallbacks.notifyStatusChanged(moveId, 20364 PackageManager.MOVE_SUCCEEDED); 20365 break; 20366 case PackageInstaller.STATUS_FAILURE_STORAGE: 20367 mMoveCallbacks.notifyStatusChanged(moveId, 20368 PackageManager.MOVE_FAILED_INSUFFICIENT_STORAGE); 20369 break; 20370 default: 20371 mMoveCallbacks.notifyStatusChanged(moveId, 20372 PackageManager.MOVE_FAILED_INTERNAL_ERROR); 20373 break; 20374 } 20375 } 20376 }; 20377 20378 final MoveInfo move; 20379 if (moveCompleteApp) { 20380 // Kick off a thread to report progress estimates 20381 new Thread() { 20382 @Override 20383 public void run() { 20384 while (true) { 20385 try { 20386 if (installedLatch.await(1, TimeUnit.SECONDS)) { 20387 break; 20388 } 20389 } catch (InterruptedException ignored) { 20390 } 20391 20392 final long deltaFreeBytes = startFreeBytes - measurePath.getFreeSpace(); 20393 final int progress = 10 + (int) MathUtils.constrain( 20394 ((deltaFreeBytes * 80) / sizeBytes), 0, 80); 20395 mMoveCallbacks.notifyStatusChanged(moveId, progress); 20396 } 20397 } 20398 }.start(); 20399 20400 final String dataAppName = codeFile.getName(); 20401 move = new MoveInfo(moveId, currentVolumeUuid, volumeUuid, packageName, 20402 dataAppName, appId, seinfo, targetSdkVersion); 20403 } else { 20404 move = null; 20405 } 20406 20407 installFlags |= PackageManager.INSTALL_REPLACE_EXISTING; 20408 20409 final Message msg = mHandler.obtainMessage(INIT_COPY); 20410 final OriginInfo origin = OriginInfo.fromExistingFile(codeFile); 20411 final InstallParams params = new InstallParams(origin, move, installObserver, installFlags, 20412 installerPackageName, volumeUuid, null /*verificationInfo*/, user, 20413 packageAbiOverride, null /*grantedPermissions*/, null /*certificates*/); 20414 params.setTraceMethod("movePackage").setTraceCookie(System.identityHashCode(params)); 20415 msg.obj = params; 20416 20417 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "movePackage", 20418 System.identityHashCode(msg.obj)); 20419 Trace.asyncTraceBegin(TRACE_TAG_PACKAGE_MANAGER, "queueInstall", 20420 System.identityHashCode(msg.obj)); 20421 20422 mHandler.sendMessage(msg); 20423 } 20424 20425 @Override 20426 public int movePrimaryStorage(String volumeUuid) throws RemoteException { 20427 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MOVE_PACKAGE, null); 20428 20429 final int realMoveId = mNextMoveId.getAndIncrement(); 20430 final Bundle extras = new Bundle(); 20431 extras.putString(VolumeRecord.EXTRA_FS_UUID, volumeUuid); 20432 mMoveCallbacks.notifyCreated(realMoveId, extras); 20433 20434 final IPackageMoveObserver callback = new IPackageMoveObserver.Stub() { 20435 @Override 20436 public void onCreated(int moveId, Bundle extras) { 20437 // Ignored 20438 } 20439 20440 @Override 20441 public void onStatusChanged(int moveId, int status, long estMillis) { 20442 mMoveCallbacks.notifyStatusChanged(realMoveId, status, estMillis); 20443 } 20444 }; 20445 20446 final StorageManager storage = mContext.getSystemService(StorageManager.class); 20447 storage.setPrimaryStorageUuid(volumeUuid, callback); 20448 return realMoveId; 20449 } 20450 20451 @Override 20452 public int getMoveStatus(int moveId) { 20453 mContext.enforceCallingOrSelfPermission( 20454 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20455 return mMoveCallbacks.mLastStatus.get(moveId); 20456 } 20457 20458 @Override 20459 public void registerMoveCallback(IPackageMoveObserver callback) { 20460 mContext.enforceCallingOrSelfPermission( 20461 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20462 mMoveCallbacks.register(callback); 20463 } 20464 20465 @Override 20466 public void unregisterMoveCallback(IPackageMoveObserver callback) { 20467 mContext.enforceCallingOrSelfPermission( 20468 android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS, null); 20469 mMoveCallbacks.unregister(callback); 20470 } 20471 20472 @Override 20473 public boolean setInstallLocation(int loc) { 20474 mContext.enforceCallingOrSelfPermission(android.Manifest.permission.WRITE_SECURE_SETTINGS, 20475 null); 20476 if (getInstallLocation() == loc) { 20477 return true; 20478 } 20479 if (loc == PackageHelper.APP_INSTALL_AUTO || loc == PackageHelper.APP_INSTALL_INTERNAL 20480 || loc == PackageHelper.APP_INSTALL_EXTERNAL) { 20481 android.provider.Settings.Global.putInt(mContext.getContentResolver(), 20482 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, loc); 20483 return true; 20484 } 20485 return false; 20486 } 20487 20488 @Override 20489 public int getInstallLocation() { 20490 return android.provider.Settings.Global.getInt(mContext.getContentResolver(), 20491 android.provider.Settings.Global.DEFAULT_INSTALL_LOCATION, 20492 PackageHelper.APP_INSTALL_AUTO); 20493 } 20494 20495 /** Called by UserManagerService */ 20496 void cleanUpUser(UserManagerService userManager, int userHandle) { 20497 synchronized (mPackages) { 20498 mDirtyUsers.remove(userHandle); 20499 mUserNeedsBadging.delete(userHandle); 20500 mSettings.removeUserLPw(userHandle); 20501 mPendingBroadcasts.remove(userHandle); 20502 mEphemeralApplicationRegistry.onUserRemovedLPw(userHandle); 20503 removeUnusedPackagesLPw(userManager, userHandle); 20504 } 20505 } 20506 20507 /** 20508 * We're removing userHandle and would like to remove any downloaded packages 20509 * that are no longer in use by any other user. 20510 * @param userHandle the user being removed 20511 */ 20512 private void removeUnusedPackagesLPw(UserManagerService userManager, final int userHandle) { 20513 final boolean DEBUG_CLEAN_APKS = false; 20514 int [] users = userManager.getUserIds(); 20515 Iterator<PackageSetting> psit = mSettings.mPackages.values().iterator(); 20516 while (psit.hasNext()) { 20517 PackageSetting ps = psit.next(); 20518 if (ps.pkg == null) { 20519 continue; 20520 } 20521 final String packageName = ps.pkg.packageName; 20522 // Skip over if system app 20523 if ((ps.pkgFlags & ApplicationInfo.FLAG_SYSTEM) != 0) { 20524 continue; 20525 } 20526 if (DEBUG_CLEAN_APKS) { 20527 Slog.i(TAG, "Checking package " + packageName); 20528 } 20529 boolean keep = shouldKeepUninstalledPackageLPr(packageName); 20530 if (keep) { 20531 if (DEBUG_CLEAN_APKS) { 20532 Slog.i(TAG, " Keeping package " + packageName + " - requested by DO"); 20533 } 20534 } else { 20535 for (int i = 0; i < users.length; i++) { 20536 if (users[i] != userHandle && ps.getInstalled(users[i])) { 20537 keep = true; 20538 if (DEBUG_CLEAN_APKS) { 20539 Slog.i(TAG, " Keeping package " + packageName + " for user " 20540 + users[i]); 20541 } 20542 break; 20543 } 20544 } 20545 } 20546 if (!keep) { 20547 if (DEBUG_CLEAN_APKS) { 20548 Slog.i(TAG, " Removing package " + packageName); 20549 } 20550 mHandler.post(new Runnable() { 20551 public void run() { 20552 deletePackageX(packageName, userHandle, 0); 20553 } //end run 20554 }); 20555 } 20556 } 20557 } 20558 20559 /** Called by UserManagerService */ 20560 void createNewUser(int userId) { 20561 synchronized (mInstallLock) { 20562 mSettings.createNewUserLI(this, mInstaller, userId); 20563 } 20564 synchronized (mPackages) { 20565 scheduleWritePackageRestrictionsLocked(userId); 20566 scheduleWritePackageListLocked(userId); 20567 applyFactoryDefaultBrowserLPw(userId); 20568 primeDomainVerificationsLPw(userId); 20569 } 20570 } 20571 20572 void onNewUserCreated(final int userId) { 20573 mDefaultPermissionPolicy.grantDefaultPermissions(userId); 20574 // If permission review for legacy apps is required, we represent 20575 // dagerous permissions for such apps as always granted runtime 20576 // permissions to keep per user flag state whether review is needed. 20577 // Hence, if a new user is added we have to propagate dangerous 20578 // permission grants for these legacy apps. 20579 if (Build.PERMISSIONS_REVIEW_REQUIRED) { 20580 updatePermissionsLPw(null, null, UPDATE_PERMISSIONS_ALL 20581 | UPDATE_PERMISSIONS_REPLACE_ALL); 20582 } 20583 } 20584 20585 @Override 20586 public VerifierDeviceIdentity getVerifierDeviceIdentity() throws RemoteException { 20587 mContext.enforceCallingOrSelfPermission( 20588 android.Manifest.permission.PACKAGE_VERIFICATION_AGENT, 20589 "Only package verification agents can read the verifier device identity"); 20590 20591 synchronized (mPackages) { 20592 return mSettings.getVerifierDeviceIdentityLPw(); 20593 } 20594 } 20595 20596 @Override 20597 public void setPermissionEnforced(String permission, boolean enforced) { 20598 // TODO: Now that we no longer change GID for storage, this should to away. 20599 mContext.enforceCallingOrSelfPermission(Manifest.permission.GRANT_RUNTIME_PERMISSIONS, 20600 "setPermissionEnforced"); 20601 if (READ_EXTERNAL_STORAGE.equals(permission)) { 20602 synchronized (mPackages) { 20603 if (mSettings.mReadExternalStorageEnforced == null 20604 || mSettings.mReadExternalStorageEnforced != enforced) { 20605 mSettings.mReadExternalStorageEnforced = enforced; 20606 mSettings.writeLPr(); 20607 } 20608 } 20609 // kill any non-foreground processes so we restart them and 20610 // grant/revoke the GID. 20611 final IActivityManager am = ActivityManagerNative.getDefault(); 20612 if (am != null) { 20613 final long token = Binder.clearCallingIdentity(); 20614 try { 20615 am.killProcessesBelowForeground("setPermissionEnforcement"); 20616 } catch (RemoteException e) { 20617 } finally { 20618 Binder.restoreCallingIdentity(token); 20619 } 20620 } 20621 } else { 20622 throw new IllegalArgumentException("No selective enforcement for " + permission); 20623 } 20624 } 20625 20626 @Override 20627 @Deprecated 20628 public boolean isPermissionEnforced(String permission) { 20629 return true; 20630 } 20631 20632 @Override 20633 public boolean isStorageLow() { 20634 final long token = Binder.clearCallingIdentity(); 20635 try { 20636 final DeviceStorageMonitorInternal 20637 dsm = LocalServices.getService(DeviceStorageMonitorInternal.class); 20638 if (dsm != null) { 20639 return dsm.isMemoryLow(); 20640 } else { 20641 return false; 20642 } 20643 } finally { 20644 Binder.restoreCallingIdentity(token); 20645 } 20646 } 20647 20648 @Override 20649 public IPackageInstaller getPackageInstaller() { 20650 return mInstallerService; 20651 } 20652 20653 private boolean userNeedsBadging(int userId) { 20654 int index = mUserNeedsBadging.indexOfKey(userId); 20655 if (index < 0) { 20656 final UserInfo userInfo; 20657 final long token = Binder.clearCallingIdentity(); 20658 try { 20659 userInfo = sUserManager.getUserInfo(userId); 20660 } finally { 20661 Binder.restoreCallingIdentity(token); 20662 } 20663 final boolean b; 20664 if (userInfo != null && userInfo.isManagedProfile()) { 20665 b = true; 20666 } else { 20667 b = false; 20668 } 20669 mUserNeedsBadging.put(userId, b); 20670 return b; 20671 } 20672 return mUserNeedsBadging.valueAt(index); 20673 } 20674 20675 @Override 20676 public KeySet getKeySetByAlias(String packageName, String alias) { 20677 if (packageName == null || alias == null) { 20678 return null; 20679 } 20680 synchronized(mPackages) { 20681 final PackageParser.Package pkg = mPackages.get(packageName); 20682 if (pkg == null) { 20683 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20684 throw new IllegalArgumentException("Unknown package: " + packageName); 20685 } 20686 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20687 return new KeySet(ksms.getKeySetByAliasAndPackageNameLPr(packageName, alias)); 20688 } 20689 } 20690 20691 @Override 20692 public KeySet getSigningKeySet(String packageName) { 20693 if (packageName == null) { 20694 return null; 20695 } 20696 synchronized(mPackages) { 20697 final PackageParser.Package pkg = mPackages.get(packageName); 20698 if (pkg == null) { 20699 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20700 throw new IllegalArgumentException("Unknown package: " + packageName); 20701 } 20702 if (pkg.applicationInfo.uid != Binder.getCallingUid() 20703 && Process.SYSTEM_UID != Binder.getCallingUid()) { 20704 throw new SecurityException("May not access signing KeySet of other apps."); 20705 } 20706 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20707 return new KeySet(ksms.getSigningKeySetByPackageNameLPr(packageName)); 20708 } 20709 } 20710 20711 @Override 20712 public boolean isPackageSignedByKeySet(String packageName, KeySet ks) { 20713 if (packageName == null || ks == null) { 20714 return false; 20715 } 20716 synchronized(mPackages) { 20717 final PackageParser.Package pkg = mPackages.get(packageName); 20718 if (pkg == null) { 20719 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20720 throw new IllegalArgumentException("Unknown package: " + packageName); 20721 } 20722 IBinder ksh = ks.getToken(); 20723 if (ksh instanceof KeySetHandle) { 20724 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20725 return ksms.packageIsSignedByLPr(packageName, (KeySetHandle) ksh); 20726 } 20727 return false; 20728 } 20729 } 20730 20731 @Override 20732 public boolean isPackageSignedByKeySetExactly(String packageName, KeySet ks) { 20733 if (packageName == null || ks == null) { 20734 return false; 20735 } 20736 synchronized(mPackages) { 20737 final PackageParser.Package pkg = mPackages.get(packageName); 20738 if (pkg == null) { 20739 Slog.w(TAG, "KeySet requested for unknown package: " + packageName); 20740 throw new IllegalArgumentException("Unknown package: " + packageName); 20741 } 20742 IBinder ksh = ks.getToken(); 20743 if (ksh instanceof KeySetHandle) { 20744 KeySetManagerService ksms = mSettings.mKeySetManagerService; 20745 return ksms.packageIsSignedByExactlyLPr(packageName, (KeySetHandle) ksh); 20746 } 20747 return false; 20748 } 20749 } 20750 20751 private void deletePackageIfUnusedLPr(final String packageName) { 20752 PackageSetting ps = mSettings.mPackages.get(packageName); 20753 if (ps == null) { 20754 return; 20755 } 20756 if (!ps.isAnyInstalled(sUserManager.getUserIds())) { 20757 // TODO Implement atomic delete if package is unused 20758 // It is currently possible that the package will be deleted even if it is installed 20759 // after this method returns. 20760 mHandler.post(new Runnable() { 20761 public void run() { 20762 deletePackageX(packageName, 0, PackageManager.DELETE_ALL_USERS); 20763 } 20764 }); 20765 } 20766 } 20767 20768 /** 20769 * Check and throw if the given before/after packages would be considered a 20770 * downgrade. 20771 */ 20772 private static void checkDowngrade(PackageParser.Package before, PackageInfoLite after) 20773 throws PackageManagerException { 20774 if (after.versionCode < before.mVersionCode) { 20775 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20776 "Update version code " + after.versionCode + " is older than current " 20777 + before.mVersionCode); 20778 } else if (after.versionCode == before.mVersionCode) { 20779 if (after.baseRevisionCode < before.baseRevisionCode) { 20780 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20781 "Update base revision code " + after.baseRevisionCode 20782 + " is older than current " + before.baseRevisionCode); 20783 } 20784 20785 if (!ArrayUtils.isEmpty(after.splitNames)) { 20786 for (int i = 0; i < after.splitNames.length; i++) { 20787 final String splitName = after.splitNames[i]; 20788 final int j = ArrayUtils.indexOf(before.splitNames, splitName); 20789 if (j != -1) { 20790 if (after.splitRevisionCodes[i] < before.splitRevisionCodes[j]) { 20791 throw new PackageManagerException(INSTALL_FAILED_VERSION_DOWNGRADE, 20792 "Update split " + splitName + " revision code " 20793 + after.splitRevisionCodes[i] + " is older than current " 20794 + before.splitRevisionCodes[j]); 20795 } 20796 } 20797 } 20798 } 20799 } 20800 } 20801 20802 private static class MoveCallbacks extends Handler { 20803 private static final int MSG_CREATED = 1; 20804 private static final int MSG_STATUS_CHANGED = 2; 20805 20806 private final RemoteCallbackList<IPackageMoveObserver> 20807 mCallbacks = new RemoteCallbackList<>(); 20808 20809 private final SparseIntArray mLastStatus = new SparseIntArray(); 20810 20811 public MoveCallbacks(Looper looper) { 20812 super(looper); 20813 } 20814 20815 public void register(IPackageMoveObserver callback) { 20816 mCallbacks.register(callback); 20817 } 20818 20819 public void unregister(IPackageMoveObserver callback) { 20820 mCallbacks.unregister(callback); 20821 } 20822 20823 @Override 20824 public void handleMessage(Message msg) { 20825 final SomeArgs args = (SomeArgs) msg.obj; 20826 final int n = mCallbacks.beginBroadcast(); 20827 for (int i = 0; i < n; i++) { 20828 final IPackageMoveObserver callback = mCallbacks.getBroadcastItem(i); 20829 try { 20830 invokeCallback(callback, msg.what, args); 20831 } catch (RemoteException ignored) { 20832 } 20833 } 20834 mCallbacks.finishBroadcast(); 20835 args.recycle(); 20836 } 20837 20838 private void invokeCallback(IPackageMoveObserver callback, int what, SomeArgs args) 20839 throws RemoteException { 20840 switch (what) { 20841 case MSG_CREATED: { 20842 callback.onCreated(args.argi1, (Bundle) args.arg2); 20843 break; 20844 } 20845 case MSG_STATUS_CHANGED: { 20846 callback.onStatusChanged(args.argi1, args.argi2, (long) args.arg3); 20847 break; 20848 } 20849 } 20850 } 20851 20852 private void notifyCreated(int moveId, Bundle extras) { 20853 Slog.v(TAG, "Move " + moveId + " created " + extras.toString()); 20854 20855 final SomeArgs args = SomeArgs.obtain(); 20856 args.argi1 = moveId; 20857 args.arg2 = extras; 20858 obtainMessage(MSG_CREATED, args).sendToTarget(); 20859 } 20860 20861 private void notifyStatusChanged(int moveId, int status) { 20862 notifyStatusChanged(moveId, status, -1); 20863 } 20864 20865 private void notifyStatusChanged(int moveId, int status, long estMillis) { 20866 Slog.v(TAG, "Move " + moveId + " status " + status); 20867 20868 final SomeArgs args = SomeArgs.obtain(); 20869 args.argi1 = moveId; 20870 args.argi2 = status; 20871 args.arg3 = estMillis; 20872 obtainMessage(MSG_STATUS_CHANGED, args).sendToTarget(); 20873 20874 synchronized (mLastStatus) { 20875 mLastStatus.put(moveId, status); 20876 } 20877 } 20878 } 20879 20880 private final static class OnPermissionChangeListeners extends Handler { 20881 private static final int MSG_ON_PERMISSIONS_CHANGED = 1; 20882 20883 private final RemoteCallbackList<IOnPermissionsChangeListener> mPermissionListeners = 20884 new RemoteCallbackList<>(); 20885 20886 public OnPermissionChangeListeners(Looper looper) { 20887 super(looper); 20888 } 20889 20890 @Override 20891 public void handleMessage(Message msg) { 20892 switch (msg.what) { 20893 case MSG_ON_PERMISSIONS_CHANGED: { 20894 final int uid = msg.arg1; 20895 handleOnPermissionsChanged(uid); 20896 } break; 20897 } 20898 } 20899 20900 public void addListenerLocked(IOnPermissionsChangeListener listener) { 20901 mPermissionListeners.register(listener); 20902 20903 } 20904 20905 public void removeListenerLocked(IOnPermissionsChangeListener listener) { 20906 mPermissionListeners.unregister(listener); 20907 } 20908 20909 public void onPermissionsChanged(int uid) { 20910 if (mPermissionListeners.getRegisteredCallbackCount() > 0) { 20911 obtainMessage(MSG_ON_PERMISSIONS_CHANGED, uid, 0).sendToTarget(); 20912 } 20913 } 20914 20915 private void handleOnPermissionsChanged(int uid) { 20916 final int count = mPermissionListeners.beginBroadcast(); 20917 try { 20918 for (int i = 0; i < count; i++) { 20919 IOnPermissionsChangeListener callback = mPermissionListeners 20920 .getBroadcastItem(i); 20921 try { 20922 callback.onPermissionsChanged(uid); 20923 } catch (RemoteException e) { 20924 Log.e(TAG, "Permission listener is dead", e); 20925 } 20926 } 20927 } finally { 20928 mPermissionListeners.finishBroadcast(); 20929 } 20930 } 20931 } 20932 20933 private class PackageManagerInternalImpl extends PackageManagerInternal { 20934 @Override 20935 public void setLocationPackagesProvider(PackagesProvider provider) { 20936 synchronized (mPackages) { 20937 mDefaultPermissionPolicy.setLocationPackagesProviderLPw(provider); 20938 } 20939 } 20940 20941 @Override 20942 public void setVoiceInteractionPackagesProvider(PackagesProvider provider) { 20943 synchronized (mPackages) { 20944 mDefaultPermissionPolicy.setVoiceInteractionPackagesProviderLPw(provider); 20945 } 20946 } 20947 20948 @Override 20949 public void setSmsAppPackagesProvider(PackagesProvider provider) { 20950 synchronized (mPackages) { 20951 mDefaultPermissionPolicy.setSmsAppPackagesProviderLPw(provider); 20952 } 20953 } 20954 20955 @Override 20956 public void setDialerAppPackagesProvider(PackagesProvider provider) { 20957 synchronized (mPackages) { 20958 mDefaultPermissionPolicy.setDialerAppPackagesProviderLPw(provider); 20959 } 20960 } 20961 20962 @Override 20963 public void setSimCallManagerPackagesProvider(PackagesProvider provider) { 20964 synchronized (mPackages) { 20965 mDefaultPermissionPolicy.setSimCallManagerPackagesProviderLPw(provider); 20966 } 20967 } 20968 20969 @Override 20970 public void setSyncAdapterPackagesprovider(SyncAdapterPackagesProvider provider) { 20971 synchronized (mPackages) { 20972 mDefaultPermissionPolicy.setSyncAdapterPackagesProviderLPw(provider); 20973 } 20974 } 20975 20976 @Override 20977 public void grantDefaultPermissionsToDefaultSmsApp(String packageName, int userId) { 20978 synchronized (mPackages) { 20979 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSmsAppLPr( 20980 packageName, userId); 20981 } 20982 } 20983 20984 @Override 20985 public void grantDefaultPermissionsToDefaultDialerApp(String packageName, int userId) { 20986 synchronized (mPackages) { 20987 mSettings.setDefaultDialerPackageNameLPw(packageName, userId); 20988 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultDialerAppLPr( 20989 packageName, userId); 20990 } 20991 } 20992 20993 @Override 20994 public void grantDefaultPermissionsToDefaultSimCallManager(String packageName, int userId) { 20995 synchronized (mPackages) { 20996 mDefaultPermissionPolicy.grantDefaultPermissionsToDefaultSimCallManagerLPr( 20997 packageName, userId); 20998 } 20999 } 21000 21001 @Override 21002 public void setKeepUninstalledPackages(final List<String> packageList) { 21003 Preconditions.checkNotNull(packageList); 21004 List<String> removedFromList = null; 21005 synchronized (mPackages) { 21006 if (mKeepUninstalledPackages != null) { 21007 final int packagesCount = mKeepUninstalledPackages.size(); 21008 for (int i = 0; i < packagesCount; i++) { 21009 String oldPackage = mKeepUninstalledPackages.get(i); 21010 if (packageList != null && packageList.contains(oldPackage)) { 21011 continue; 21012 } 21013 if (removedFromList == null) { 21014 removedFromList = new ArrayList<>(); 21015 } 21016 removedFromList.add(oldPackage); 21017 } 21018 } 21019 mKeepUninstalledPackages = new ArrayList<>(packageList); 21020 if (removedFromList != null) { 21021 final int removedCount = removedFromList.size(); 21022 for (int i = 0; i < removedCount; i++) { 21023 deletePackageIfUnusedLPr(removedFromList.get(i)); 21024 } 21025 } 21026 } 21027 } 21028 21029 @Override 21030 public boolean isPermissionsReviewRequired(String packageName, int userId) { 21031 synchronized (mPackages) { 21032 // If we do not support permission review, done. 21033 if (!Build.PERMISSIONS_REVIEW_REQUIRED) { 21034 return false; 21035 } 21036 21037 PackageSetting packageSetting = mSettings.mPackages.get(packageName); 21038 if (packageSetting == null) { 21039 return false; 21040 } 21041 21042 // Permission review applies only to apps not supporting the new permission model. 21043 if (packageSetting.pkg.applicationInfo.targetSdkVersion >= Build.VERSION_CODES.M) { 21044 return false; 21045 } 21046 21047 // Legacy apps have the permission and get user consent on launch. 21048 PermissionsState permissionsState = packageSetting.getPermissionsState(); 21049 return permissionsState.isPermissionReviewRequired(userId); 21050 } 21051 } 21052 21053 @Override 21054 public ApplicationInfo getApplicationInfo(String packageName, int userId) { 21055 return PackageManagerService.this.getApplicationInfo(packageName, 0 /*flags*/, userId); 21056 } 21057 21058 @Override 21059 public ComponentName getHomeActivitiesAsUser(List<ResolveInfo> allHomeCandidates, 21060 int userId) { 21061 return PackageManagerService.this.getHomeActivitiesAsUser(allHomeCandidates, userId); 21062 } 21063 21064 @Override 21065 public void setDeviceAndProfileOwnerPackages( 21066 int deviceOwnerUserId, String deviceOwnerPackage, 21067 SparseArray<String> profileOwnerPackages) { 21068 mProtectedPackages.setDeviceAndProfileOwnerPackages( 21069 deviceOwnerUserId, deviceOwnerPackage, profileOwnerPackages); 21070 } 21071 21072 @Override 21073 public boolean isPackageDataProtected(int userId, String packageName) { 21074 return mProtectedPackages.isPackageDataProtected(userId, packageName); 21075 } 21076 21077 @Override 21078 public boolean wasPackageEverLaunched(String packageName, int userId) { 21079 synchronized (mPackages) { 21080 return mSettings.wasPackageEverLaunchedLPr(packageName, userId); 21081 } 21082 } 21083 } 21084 21085 @Override 21086 public void grantDefaultPermissionsToEnabledCarrierApps(String[] packageNames, int userId) { 21087 enforceSystemOrPhoneCaller("grantPermissionsToEnabledCarrierApps"); 21088 synchronized (mPackages) { 21089 final long identity = Binder.clearCallingIdentity(); 21090 try { 21091 mDefaultPermissionPolicy.grantDefaultPermissionsToEnabledCarrierAppsLPr( 21092 packageNames, userId); 21093 } finally { 21094 Binder.restoreCallingIdentity(identity); 21095 } 21096 } 21097 } 21098 21099 private static void enforceSystemOrPhoneCaller(String tag) { 21100 int callingUid = Binder.getCallingUid(); 21101 if (callingUid != Process.PHONE_UID && callingUid != Process.SYSTEM_UID) { 21102 throw new SecurityException( 21103 "Cannot call " + tag + " from UID " + callingUid); 21104 } 21105 } 21106 21107 boolean isHistoricalPackageUsageAvailable() { 21108 return mPackageUsage.isHistoricalPackageUsageAvailable(); 21109 } 21110 21111 /** 21112 * Return a <b>copy</b> of the collection of packages known to the package manager. 21113 * @return A copy of the values of mPackages. 21114 */ 21115 Collection<PackageParser.Package> getPackages() { 21116 synchronized (mPackages) { 21117 return new ArrayList<>(mPackages.values()); 21118 } 21119 } 21120 21121 /** 21122 * Logs process start information (including base APK hash) to the security log. 21123 * @hide 21124 */ 21125 public void logAppProcessStartIfNeeded(String processName, int uid, String seinfo, 21126 String apkFile, int pid) { 21127 if (!SecurityLog.isLoggingEnabled()) { 21128 return; 21129 } 21130 Bundle data = new Bundle(); 21131 data.putLong("startTimestamp", System.currentTimeMillis()); 21132 data.putString("processName", processName); 21133 data.putInt("uid", uid); 21134 data.putString("seinfo", seinfo); 21135 data.putString("apkFile", apkFile); 21136 data.putInt("pid", pid); 21137 Message msg = mProcessLoggingHandler.obtainMessage( 21138 ProcessLoggingHandler.LOG_APP_PROCESS_START_MSG); 21139 msg.setData(data); 21140 mProcessLoggingHandler.sendMessage(msg); 21141 } 21142 21143 public CompilerStats.PackageStats getCompilerPackageStats(String pkgName) { 21144 return mCompilerStats.getPackageStats(pkgName); 21145 } 21146 21147 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(PackageParser.Package pkg) { 21148 return getOrCreateCompilerPackageStats(pkg.packageName); 21149 } 21150 21151 public CompilerStats.PackageStats getOrCreateCompilerPackageStats(String pkgName) { 21152 return mCompilerStats.getOrCreatePackageStats(pkgName); 21153 } 21154 21155 public void deleteCompilerPackageStats(String pkgName) { 21156 mCompilerStats.deletePackageStats(pkgName); 21157 } 21158 } 21159