1 /* 2 * Copyright (C) 2012 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 #include <gtest/gtest.h> 18 19 #include <sys/types.h> 20 #include <sys/cdefs.h> 21 #include <pwd.h> 22 #include <errno.h> 23 #include <limits.h> 24 #include <unistd.h> 25 26 #if defined(__BIONIC__) 27 #define CHECK_GETPWNAM_FOR(username, uid, uid_type) \ 28 SCOPED_TRACE(username); \ 29 ASSERT_NO_FATAL_FAILURE(check_getpwnam(username, uid, uid_type)); 30 31 typedef enum { 32 TYPE_SYSTEM, 33 TYPE_APP 34 } uid_type_t; 35 36 static void check_getpwnam(const char* username, uid_t uid, uid_type_t uid_type) { 37 errno = 0; 38 passwd* pwd = getpwuid(uid); 39 ASSERT_TRUE(pwd != NULL); 40 ASSERT_EQ(0, errno); 41 EXPECT_STREQ(username, pwd->pw_name); 42 EXPECT_EQ(uid, pwd->pw_uid); 43 EXPECT_EQ(uid, pwd->pw_gid); 44 ASSERT_EQ(NULL, pwd->pw_passwd); 45 #ifdef __LP64__ 46 ASSERT_EQ(NULL, pwd->pw_gecos); 47 #endif 48 49 if (uid_type == TYPE_SYSTEM) { 50 EXPECT_STREQ("/", pwd->pw_dir); 51 } else if (uid_type == TYPE_APP) { 52 EXPECT_STREQ("/data", pwd->pw_dir); 53 } 54 55 EXPECT_STREQ("/system/bin/sh", pwd->pw_shell); 56 } 57 #else 58 #define CHECK_GETPWNAM_FOR(username, uid, uid_type) \ 59 GTEST_LOG_(INFO) << "This test does nothing.\n"; 60 #endif 61 62 TEST(getpwnam, system_id_root) { 63 CHECK_GETPWNAM_FOR("root", 0, TYPE_SYSTEM); 64 } 65 66 TEST(getpwnam, system_id_system) { 67 CHECK_GETPWNAM_FOR("system", 1000, TYPE_SYSTEM); 68 } 69 70 TEST(getpwnam, app_id_radio) { 71 CHECK_GETPWNAM_FOR("radio", 1001, TYPE_SYSTEM); 72 } 73 74 TEST(getpwnam, app_id_nobody) { 75 CHECK_GETPWNAM_FOR("nobody", 9999, TYPE_SYSTEM); 76 } 77 78 TEST(getpwnam, app_id_all_a0) { 79 CHECK_GETPWNAM_FOR("all_a0", 50000, TYPE_APP); 80 } 81 82 TEST(getpwnam, app_id_u1_a40000) { 83 CHECK_GETPWNAM_FOR("u1_a40000", 150000, TYPE_APP); 84 } 85 86 TEST(getpwnam, app_id_u0_a0) { 87 CHECK_GETPWNAM_FOR("u0_a0", 10000, TYPE_APP); 88 } 89 90 TEST(getpwnam, app_id_u0_a1234) { 91 CHECK_GETPWNAM_FOR("u0_a1234", 11234, TYPE_APP); 92 } 93 94 TEST(getpwnam, app_id_u0_a9999) { 95 CHECK_GETPWNAM_FOR("u0_a9999", 19999, TYPE_APP); 96 } 97 98 // nonsensical, but expected 99 TEST(getpwnam, app_id_u1_root) { 100 CHECK_GETPWNAM_FOR("u1_root", 100000, TYPE_SYSTEM); 101 } 102 103 TEST(getpwnam, app_id_u1_radio) { 104 CHECK_GETPWNAM_FOR("u1_radio", 101001, TYPE_SYSTEM); 105 } 106 107 TEST(getpwnam, app_id_u1_a0) { 108 CHECK_GETPWNAM_FOR("u1_a0", 110000, TYPE_APP); 109 } 110 111 TEST(getpwnam, app_id_u1_i0) { 112 CHECK_GETPWNAM_FOR("u1_i0", 199000, TYPE_APP); 113 } 114
