Home | History | Annotate | Download | only in toolchain-utils 
      1 #!/usr/bin/env python2
      2 
      3 # Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
      4 # Use of this source code is governed by a BSD-style license that can be
      5 # found in the LICENSE file.
      6 """Script to use remote try-bot build image with local gcc."""
      7 
      8 from __future__ import print_function
      9 
     10 import argparse
     11 import glob
     12 import os
     13 import re
     14 import shutil
     15 import socket
     16 import sys
     17 import tempfile
     18 import time
     19 
     20 from cros_utils import command_executer
     21 from cros_utils import logger
     22 from cros_utils import manifest_versions
     23 from cros_utils import misc
     24 
     25 BRANCH = 'the_actual_branch_used_in_this_script'
     26 TMP_BRANCH = 'tmp_branch'
     27 SLEEP_TIME = 600
     28 
     29 # pylint: disable=anomalous-backslash-in-string
     30 
     31 
     32 def GetPatchNum(output):
     33   lines = output.splitlines()
     34   line = [l for l in lines if 'googlesource' in l][0]
     35   patch_num = re.findall(r'\d+', line)[0]
     36   if 'chrome-internal' in line:
     37     patch_num = '*' + patch_num
     38   return str(patch_num)
     39 
     40 
     41 def GetPatchString(patch):
     42   if patch:
     43     return '+'.join(patch)
     44   return 'NO_PATCH'
     45 
     46 
     47 def FindVersionForToolchain(branch, chromeos_root):
     48   """Find the version number in artifacts link in the tryserver email."""
     49   # For example: input:  toolchain-3701.42.B
     50   #              output: R26-3701.42.1
     51   digits = branch.split('-')[1].split('B')[0]
     52   manifest_dir = os.path.join(chromeos_root, 'manifest-internal')
     53   os.chdir(manifest_dir)
     54   major_version = digits.split('.')[0]
     55   ce = command_executer.GetCommandExecuter()
     56   command = 'repo sync . && git branch -a | grep {0}'.format(major_version)
     57   _, branches, _ = ce.RunCommandWOutput(command, print_to_console=False)
     58   m = re.search(r'(R\d+)', branches)
     59   if not m:
     60     logger.GetLogger().LogFatal('Cannot find version for branch {0}'
     61                                 .format(branch))
     62   version = m.group(0) + '-' + digits + '1'
     63   return version
     64 
     65 
     66 def FindBuildId(description):
     67   """Find the build id of the build at trybot server."""
     68   running_time = 0
     69   while True:
     70     (result, number) = FindBuildIdFromLog(description)
     71     if result >= 0:
     72       return (result, number)
     73     logger.GetLogger().LogOutput('{0} minutes passed.'
     74                                  .format(running_time / 60))
     75     logger.GetLogger().LogOutput('Sleeping {0} seconds.'.format(SLEEP_TIME))
     76     time.sleep(SLEEP_TIME)
     77     running_time += SLEEP_TIME
     78 
     79 
     80 def FindBuildIdFromLog(description):
     81   """Get the build id from build log."""
     82   # returns tuple (result, buildid)
     83   # result == 0, buildid > 0, the build was successful and we have a build id
     84   # result > 0, buildid > 0,  the whole build failed for some reason but we
     85   #                           do have a build id.
     86   # result == -1, buildid == -1, we have not found a finished build for this
     87   #                              description yet
     88 
     89   file_dir = os.path.dirname(os.path.realpath(__file__))
     90   commands = ('{0}/cros_utils/buildbot_json.py builds '
     91               'http://chromegw/p/tryserver.chromiumos/'.format(file_dir))
     92   ce = command_executer.GetCommandExecuter()
     93   _, buildinfo, _ = ce.RunCommandWOutput(commands, print_to_console=False)
     94 
     95   my_info = buildinfo.splitlines()
     96   current_line = 1
     97   running_job = False
     98   result = -1
     99 
    100   # result == 0, we have a successful build
    101   # result > 0, we have a failed build but build id may be valid
    102   # result == -1, we have not found a finished build for this description
    103   while current_line < len(my_info):
    104     my_dict = {}
    105     while True:
    106       key = my_info[current_line].split(':')[0].strip()
    107       value = my_info[current_line].split(':', 1)[1].strip()
    108       my_dict[key] = value
    109       current_line += 1
    110       if 'Build' in key or current_line == len(my_info):
    111         break
    112     if ('True' not in my_dict['completed'] and
    113         str(description) in my_dict['reason']):
    114       running_job = True
    115     if ('True' not in my_dict['completed'] or
    116         str(description) not in my_dict['reason']):
    117       continue
    118     result = int(my_dict['result'])
    119     build_id = int(my_dict['number'])
    120     if result == 0:
    121       return (result, build_id)
    122     else:
    123       # Found a finished failed build.
    124       # Keep searching to find a successful one
    125       pass
    126 
    127   if result > 0 and not running_job:
    128     return (result, build_id)
    129   return (-1, -1)
    130 
    131 
    132 def DownloadImage(target, index, dest, version):
    133   """Download artifacts from cloud."""
    134   if not os.path.exists(dest):
    135     os.makedirs(dest)
    136 
    137   rversion = manifest_versions.RFormatCrosVersion(version)
    138   print(str(rversion))
    139   #  ls_cmd = ("gsutil ls gs://chromeos-image-archive/trybot-{0}/{1}-b{2}"
    140   #            .format(target, rversion, index))
    141   ls_cmd = ('gsutil ls gs://chromeos-image-archive/trybot-{0}/*-b{2}'.format(
    142       target, index))
    143 
    144   download_cmd = ('$(which gsutil) cp {0} {1}'.format('{0}', dest))
    145   ce = command_executer.GetCommandExecuter()
    146 
    147   _, out, _ = ce.RunCommandWOutput(ls_cmd, print_to_console=True)
    148   lines = out.splitlines()
    149   download_files = [
    150       'autotest.tar', 'chromeos-chrome', 'chromiumos_test_image', 'debug.tgz',
    151       'sysroot_chromeos-base_chromeos-chrome.tar.xz'
    152   ]
    153   for line in lines:
    154     if any([e in line for e in download_files]):
    155       cmd = download_cmd.format(line)
    156       if ce.RunCommand(cmd):
    157         logger.GetLogger().LogFatal('Command {0} failed, existing...'
    158                                     .format(cmd))
    159 
    160 
    161 def UnpackImage(dest):
    162   """Unpack the image, the chroot build dir."""
    163   chrome_tbz2 = glob.glob(dest + '/*.tbz2')[0]
    164   commands = ('tar xJf {0}/sysroot_chromeos-base_chromeos-chrome.tar.xz '
    165               '-C {0} &&'
    166               'tar xjf {1} -C {0} &&'
    167               'tar xzf {0}/debug.tgz  -C {0}/usr/lib/ &&'
    168               'tar xf {0}/autotest.tar -C {0}/usr/local/ &&'
    169               'tar xJf {0}/chromiumos_test_image.tar.xz -C {0}'.format(
    170                   dest, chrome_tbz2))
    171   ce = command_executer.GetCommandExecuter()
    172   return ce.RunCommand(commands)
    173 
    174 
    175 def RemoveOldBranch():
    176   """Remove the branch with name BRANCH."""
    177   ce = command_executer.GetCommandExecuter()
    178   command = 'git rev-parse --abbrev-ref HEAD'
    179   _, out, _ = ce.RunCommandWOutput(command)
    180   if BRANCH in out:
    181     command = 'git checkout -B {0}'.format(TMP_BRANCH)
    182     ce.RunCommand(command)
    183   command = "git commit -m 'nouse'"
    184   ce.RunCommand(command)
    185   command = 'git branch -D {0}'.format(BRANCH)
    186   ce.RunCommand(command)
    187 
    188 
    189 def UploadManifest(manifest, chromeos_root, branch='master'):
    190   """Copy the manifest to $chromeos_root/manifest-internal and upload."""
    191   chromeos_root = misc.CanonicalizePath(chromeos_root)
    192   manifest_dir = os.path.join(chromeos_root, 'manifest-internal')
    193   os.chdir(manifest_dir)
    194   ce = command_executer.GetCommandExecuter()
    195 
    196   RemoveOldBranch()
    197 
    198   if branch != 'master':
    199     branch = '{0}'.format(branch)
    200   command = 'git checkout -b {0} -t cros-internal/{1}'.format(BRANCH, branch)
    201   ret = ce.RunCommand(command)
    202   if ret:
    203     raise RuntimeError('Command {0} failed'.format(command))
    204 
    205   # We remove the default.xml, which is the symbolic link of full.xml.
    206   # After that, we copy our xml file to default.xml.
    207   # We did this because the full.xml might be updated during the
    208   # run of the script.
    209   os.remove(os.path.join(manifest_dir, 'default.xml'))
    210   shutil.copyfile(manifest, os.path.join(manifest_dir, 'default.xml'))
    211   return UploadPatch(manifest)
    212 
    213 
    214 def GetManifestPatch(manifests, version, chromeos_root, branch='master'):
    215   """Return a gerrit patch number given a version of manifest file."""
    216   temp_dir = tempfile.mkdtemp()
    217   to_file = os.path.join(temp_dir, 'default.xml')
    218   manifests.GetManifest(version, to_file)
    219   return UploadManifest(to_file, chromeos_root, branch)
    220 
    221 
    222 def UploadPatch(source):
    223   """Up load patch to gerrit, return patch number."""
    224   commands = ('git add -A . &&'
    225               "git commit -m 'test' -m 'BUG=None' -m 'TEST=None' "
    226               "-m 'hostname={0}' -m 'source={1}'".format(
    227                   socket.gethostname(), source))
    228   ce = command_executer.GetCommandExecuter()
    229   ce.RunCommand(commands)
    230 
    231   commands = ('yes | repo upload .   --cbr --no-verify')
    232   _, _, err = ce.RunCommandWOutput(commands)
    233   return GetPatchNum(err)
    234 
    235 
    236 def ReplaceSysroot(chromeos_root, dest_dir, target):
    237   """Copy unpacked sysroot and image to chromeos_root."""
    238   ce = command_executer.GetCommandExecuter()
    239   # get the board name from "board-release". board may contain "-"
    240   board = target.rsplit('-', 1)[0]
    241   board_dir = os.path.join(chromeos_root, 'chroot', 'build', board)
    242   command = 'sudo rm -rf {0}'.format(board_dir)
    243   ce.RunCommand(command)
    244 
    245   command = 'sudo mv {0} {1}'.format(dest_dir, board_dir)
    246   ce.RunCommand(command)
    247 
    248   image_dir = os.path.join(chromeos_root, 'src', 'build', 'images', board,
    249                            'latest')
    250   command = 'rm -rf {0} && mkdir -p {0}'.format(image_dir)
    251   ce.RunCommand(command)
    252 
    253   command = 'mv {0}/chromiumos_test_image.bin {1}'.format(board_dir, image_dir)
    254   return ce.RunCommand(command)
    255 
    256 
    257 def GccBranchForToolchain(branch):
    258   if branch == 'toolchain-3428.65.B':
    259     return 'release-R25-3428.B'
    260   else:
    261     return None
    262 
    263 
    264 def GetGccBranch(branch):
    265   """Get the remote branch name from branch or version."""
    266   ce = command_executer.GetCommandExecuter()
    267   command = 'git branch -a | grep {0}'.format(branch)
    268   _, out, _ = ce.RunCommandWOutput(command)
    269   if not out:
    270     release_num = re.match(r'.*(R\d+)-*', branch)
    271     if release_num:
    272       release_num = release_num.group(0)
    273       command = 'git branch -a | grep {0}'.format(release_num)
    274       _, out, _ = ce.RunCommandWOutput(command)
    275       if not out:
    276         GccBranchForToolchain(branch)
    277   if not out:
    278     out = 'remotes/cros/master'
    279   new_branch = out.splitlines()[0]
    280   return new_branch
    281 
    282 
    283 def UploadGccPatch(chromeos_root, gcc_dir, branch):
    284   """Upload local gcc to gerrit and get the CL number."""
    285   ce = command_executer.GetCommandExecuter()
    286   gcc_dir = misc.CanonicalizePath(gcc_dir)
    287   gcc_path = os.path.join(chromeos_root, 'src/third_party/gcc')
    288   assert os.path.isdir(gcc_path), ('{0} is not a valid chromeos root'
    289                                    .format(chromeos_root))
    290   assert os.path.isdir(gcc_dir), ('{0} is not a valid dir for gcc'
    291                                   'source'.format(gcc_dir))
    292   os.chdir(gcc_path)
    293   RemoveOldBranch()
    294   if not branch:
    295     branch = 'master'
    296   branch = GetGccBranch(branch)
    297   command = ('git checkout -b {0} -t {1} && ' 'rm -rf *'.format(BRANCH, branch))
    298   ce.RunCommand(command, print_to_console=False)
    299 
    300   command = ("rsync -az --exclude='*.svn' --exclude='*.git'"
    301              ' {0}/ .'.format(gcc_dir))
    302   ce.RunCommand(command)
    303   return UploadPatch(gcc_dir)
    304 
    305 
    306 def RunRemote(chromeos_root, branch, patches, is_local, target, chrome_version,
    307               dest_dir):
    308   """The actual running commands."""
    309   ce = command_executer.GetCommandExecuter()
    310 
    311   if is_local:
    312     local_flag = '--local -r {0}'.format(dest_dir)
    313   else:
    314     local_flag = '--remote'
    315   patch = ''
    316   for p in patches:
    317     patch += ' -g {0}'.format(p)
    318   cbuildbot_path = os.path.join(chromeos_root, 'chromite/cbuildbot')
    319   os.chdir(cbuildbot_path)
    320   branch_flag = ''
    321   if branch != 'master':
    322     branch_flag = ' -b {0}'.format(branch)
    323   chrome_version_flag = ''
    324   if chrome_version:
    325     chrome_version_flag = ' --chrome_version={0}'.format(chrome_version)
    326   description = '{0}_{1}_{2}'.format(branch, GetPatchString(patches), target)
    327   command = ('yes | ./cbuildbot {0} {1} {2} {3} {4} {5}'
    328              ' --remote-description={6}'
    329              ' --chrome_rev=tot'.format(patch, branch_flag, chrome_version,
    330                                         local_flag, chrome_version_flag, target,
    331                                         description))
    332   ce.RunCommand(command)
    333 
    334   return description
    335 
    336 
    337 def Main(argv):
    338   """The main function."""
    339   # Common initializations
    340   parser = argparse.ArgumentParser()
    341   parser.add_argument(
    342       '-c',
    343       '--chromeos_root',
    344       required=True,
    345       dest='chromeos_root',
    346       help='The chromeos_root')
    347   parser.add_argument(
    348       '-g', '--gcc_dir', default='', dest='gcc_dir', help='The gcc dir')
    349   parser.add_argument(
    350       '-t',
    351       '--target',
    352       required=True,
    353       dest='target',
    354       help=('The target to be build, the list is at'
    355             ' $(chromeos_root)/chromite/buildbot/cbuildbot'
    356             ' --list -all'))
    357   parser.add_argument('-l', '--local', action='store_true')
    358   parser.add_argument(
    359       '-d',
    360       '--dest_dir',
    361       dest='dest_dir',
    362       help=('The dir to build the whole chromeos if'
    363             ' --local is set'))
    364   parser.add_argument(
    365       '--chrome_version',
    366       dest='chrome_version',
    367       default='',
    368       help='The chrome version to use. '
    369       'Default it will use the latest one.')
    370   parser.add_argument(
    371       '--chromeos_version',
    372       dest='chromeos_version',
    373       default='',
    374       help=('The chromeos version to use.'
    375             '(1) A release version in the format: '
    376             "'\d+\.\d+\.\d+\.\d+.*'"
    377             "(2) 'latest_lkgm' for the latest lkgm version"))
    378   parser.add_argument(
    379       '-r',
    380       '--replace_sysroot',
    381       action='store_true',
    382       help=('Whether or not to replace the build/$board dir'
    383             'under the chroot of chromeos_root and copy '
    384             'the image to src/build/image/$board/latest.'
    385             ' Default is False'))
    386   parser.add_argument(
    387       '-b',
    388       '--branch',
    389       dest='branch',
    390       default='',
    391       help=('The branch to run trybot, default is None'))
    392   parser.add_argument(
    393       '-p',
    394       '--patch',
    395       dest='patch',
    396       default='',
    397       help=('The patches to be applied, the patches numbers '
    398             "be seperated by ','"))
    399 
    400   script_dir = os.path.dirname(os.path.realpath(__file__))
    401 
    402   args = parser.parse_args(argv[1:])
    403   target = args.target
    404   if args.patch:
    405     patch = args.patch.split(',')
    406   else:
    407     patch = []
    408   chromeos_root = misc.CanonicalizePath(args.chromeos_root)
    409   if args.chromeos_version and args.branch:
    410     raise RuntimeError('You can not set chromeos_version and branch at the '
    411                        'same time.')
    412 
    413   manifests = None
    414   if args.branch:
    415     chromeos_version = ''
    416     branch = args.branch
    417   else:
    418     chromeos_version = args.chromeos_version
    419     manifests = manifest_versions.ManifestVersions()
    420     if chromeos_version == 'latest_lkgm':
    421       chromeos_version = manifests.TimeToVersion(time.mktime(time.gmtime()))
    422       logger.GetLogger().LogOutput('found version %s for latest LKGM' %
    423                                    (chromeos_version))
    424     # TODO: this script currently does not handle the case where the version
    425     # is not in the "master" branch
    426     branch = 'master'
    427 
    428   if chromeos_version:
    429     manifest_patch = GetManifestPatch(manifests, chromeos_version,
    430                                       chromeos_root)
    431     patch.append(manifest_patch)
    432   if args.gcc_dir:
    433     # TODO: everytime we invoke this script we are getting a different
    434     # patch for GCC even if GCC has not changed. The description should
    435     # be based on the MD5 of the GCC patch contents.
    436     patch.append(UploadGccPatch(chromeos_root, args.gcc_dir, branch))
    437   description = RunRemote(chromeos_root, branch, patch, args.local, target,
    438                           args.chrome_version, args.dest_dir)
    439   if args.local or not args.dest_dir:
    440     # TODO: We are not checktng the result of cbuild_bot in here!
    441     return 0
    442 
    443   # return value:
    444   # 0 => build bot was successful and image was put where requested
    445   # 1 => Build bot FAILED but image was put where requested
    446   # 2 => Build bot failed or BUild bot was successful but and image was
    447   #      not generated or could not be put where expected
    448 
    449   os.chdir(script_dir)
    450   dest_dir = misc.CanonicalizePath(args.dest_dir)
    451   (bot_result, build_id) = FindBuildId(description)
    452   if bot_result > 0 and build_id > 0:
    453     logger.GetLogger().LogError('Remote trybot failed but image was generated')
    454     bot_result = 1
    455   elif bot_result > 0:
    456     logger.GetLogger().LogError('Remote trybot failed. No image was generated')
    457     return 2
    458   if 'toolchain' in branch:
    459     chromeos_version = FindVersionForToolchain(branch, chromeos_root)
    460     assert not manifest_versions.IsRFormatCrosVersion(chromeos_version)
    461   DownloadImage(target, build_id, dest_dir, chromeos_version)
    462   ret = UnpackImage(dest_dir)
    463   if ret != 0:
    464     return 2
    465   # todo: return a more inteligent return value
    466   if not args.replace_sysroot:
    467     return bot_result
    468 
    469   ret = ReplaceSysroot(chromeos_root, args.dest_dir, target)
    470   if ret != 0:
    471     return 2
    472 
    473   # got an image and we were successful in placing it where requested
    474   return bot_result
    475 
    476 
    477 if __name__ == '__main__':
    478   retval = Main(sys.argv)
    479   sys.exit(retval)
    480