| # Copyright (c) 2013 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """Module containing the Chrome stages.""" |
| |
| from __future__ import print_function |
| |
| import glob |
| import multiprocessing |
| import os |
| |
| from chromite.cbuildbot import commands |
| from chromite.lib import constants |
| from chromite.lib import failures_lib |
| from chromite.cbuildbot import manifest_version |
| from chromite.lib import results_lib |
| from chromite.cbuildbot.stages import artifact_stages |
| from chromite.cbuildbot.stages import generic_stages |
| from chromite.cbuildbot.stages import sync_stages |
| from chromite.lib import cros_build_lib |
| from chromite.lib import cros_logging as logging |
| from chromite.lib import osutils |
| from chromite.lib import parallel |
| from chromite.lib import path_util |
| |
| MASK_CHANGES_ERROR_SNIPPET = 'The following mask changes are necessary' |
| CHROMEPIN_MASK_PATH = os.path.join(constants.SOURCE_ROOT, |
| constants.CHROMIUMOS_OVERLAY_DIR, |
| 'profiles', 'default', 'linux', |
| 'package.mask', 'chromepin') |
| |
| class SyncChromeStage(generic_stages.BuilderStage, |
| generic_stages.ArchivingStageMixin): |
| """Stage that syncs Chrome sources if needed.""" |
| |
| option_name = 'managed_chrome' |
| |
| def __init__(self, builder_run, **kwargs): |
| super(SyncChromeStage, self).__init__(builder_run, **kwargs) |
| # PerformStage() will fill this out for us. |
| # TODO(mtennant): Replace with a run param. |
| self.chrome_version = None |
| |
| def HandleSkip(self): |
| """Set run.attrs.chrome_version to chrome version in buildroot now.""" |
| self._run.attrs.chrome_version = self._run.DetermineChromeVersion() |
| logging.debug('Existing chrome version is %s.', |
| self._run.attrs.chrome_version) |
| self._WriteChromeVersionToMetadata() |
| super(SyncChromeStage, self).HandleSkip() |
| |
| def _GetChromeVersionFromMetadata(self): |
| """Return the Chrome version from metadata; None if is does not exist.""" |
| version_dict = self._run.attrs.metadata.GetDict().get('version') |
| return None if not version_dict else version_dict.get('chrome') |
| |
| @failures_lib.SetFailureType(failures_lib.InfrastructureFailure) |
| def PerformStage(self): |
| chrome_atom_to_build = None |
| if self._chrome_rev: |
| if (self._chrome_rev == constants.CHROME_REV_SPEC and |
| self._run.options.chrome_version): |
| self.chrome_version = self._run.options.chrome_version |
| logging.info('Using chrome version from options.chrome_version: %s', |
| self.chrome_version) |
| else: |
| self.chrome_version = self._GetChromeVersionFromMetadata() |
| if self.chrome_version: |
| logging.info('Using chrome version from the metadata dictionary: %s', |
| self.chrome_version) |
| |
| # Perform chrome uprev. |
| try: |
| chrome_atom_to_build = commands.MarkChromeAsStable( |
| self._build_root, self._run.manifest_branch, |
| self._chrome_rev, self._boards, |
| chrome_version=self.chrome_version) |
| except commands.ChromeIsPinnedUprevError as e: |
| # If uprev failed due to a chrome pin, record that failure (so that the |
| # build ultimately fails) but try again without the pin, to allow the |
| # slave to test the newer chrome anyway). |
| chrome_atom_to_build = e.new_chrome_atom |
| if chrome_atom_to_build: |
| results_lib.Results.Record(self.name, e) |
| logging.PrintBuildbotStepFailure() |
| logging.error('Chrome is pinned. Unpinning chrome and continuing ' |
| 'build for chrome atom %s. This stage will be marked ' |
| 'as failed to prevent an uprev.', |
| chrome_atom_to_build) |
| logging.info('Deleting pin file at %s and proceeding.', |
| CHROMEPIN_MASK_PATH) |
| osutils.SafeUnlink(CHROMEPIN_MASK_PATH) |
| else: |
| raise |
| |
| kwargs = {} |
| if self._chrome_rev == constants.CHROME_REV_SPEC: |
| kwargs['revision'] = self.chrome_version |
| logging.PrintBuildbotStepText('revision %s' % kwargs['revision']) |
| else: |
| if not self.chrome_version: |
| self.chrome_version = self._run.DetermineChromeVersion() |
| |
| kwargs['tag'] = self.chrome_version |
| logging.PrintBuildbotStepText('tag %s' % kwargs['tag']) |
| |
| useflags = self._run.config.useflags |
| commands.SyncChrome(self._build_root, self._run.options.chrome_root, |
| useflags, **kwargs) |
| if (self._chrome_rev and not chrome_atom_to_build and |
| self._run.options.buildbot and |
| self._run.config.build_type == constants.CHROME_PFQ_TYPE): |
| logging.info('Chrome already uprevved. Nothing else to do.') |
| raise failures_lib.ExitEarlyException( |
| 'SyncChromeStage finished and exited early.') |
| |
| def _WriteChromeVersionToMetadata(self): |
| """Write chrome version to metadata and upload partial json file.""" |
| self._run.attrs.metadata.UpdateKeyDictWithDict( |
| 'version', |
| {'chrome': self._run.attrs.chrome_version}) |
| self.UploadMetadata(filename=constants.PARTIAL_METADATA_JSON) |
| |
| def Finish(self): |
| """Provide chrome_version to the rest of the run.""" |
| # Even if the stage failed, a None value for chrome_version still |
| # means something. In other words, this stage tried to run. |
| self._run.attrs.chrome_version = self.chrome_version |
| self._WriteChromeVersionToMetadata() |
| super(SyncChromeStage, self).Finish() |
| |
| class PatchChromeStage(generic_stages.BuilderStage): |
| """Stage that applies Chrome patches if needed.""" |
| |
| option_name = 'rietveld_patches' |
| |
| URL_BASE = 'https://codereview.chromium.org/%(id)s' |
| |
| def PerformStage(self): |
| for spatch in ' '.join(self._run.options.rietveld_patches).split(): |
| patch, colon, subdir = spatch.partition(':') |
| if not colon: |
| subdir = 'src' |
| url = self.URL_BASE % {'id': patch} |
| logging.PrintBuildbotLink(spatch, url) |
| commands.PatchChrome(self._run.options.chrome_root, patch, subdir) |
| |
| |
| class SimpleChromeArtifactsStage(generic_stages.BoardSpecificBuilderStage, |
| generic_stages.ArchivingStageMixin): |
| """Archive Simple Chrome artifacts.""" |
| |
| option_name = 'chrome_sdk' |
| config_name = 'chrome_sdk' |
| |
| def __init__(self, *args, **kwargs): |
| super(SimpleChromeArtifactsStage, self).__init__(*args, **kwargs) |
| self._upload_queue = multiprocessing.Queue() |
| self._pkg_dir = os.path.join( |
| self._build_root, constants.DEFAULT_CHROOT_DIR, |
| 'build', self._current_board, 'var', 'db', 'pkg') |
| |
| def _BuildAndArchiveChromeSysroot(self): |
| """Generate and upload sysroot for building Chrome.""" |
| assert self.archive_path.startswith(self._build_root) |
| extra_env = {} |
| if self._run.config.useflags: |
| extra_env['USE'] = ' '.join(self._run.config.useflags) |
| in_chroot_path = path_util.ToChrootPath(self.archive_path) |
| cmd = ['cros_generate_sysroot', '--out-dir', in_chroot_path, '--board', |
| self._current_board, '--package', constants.CHROME_CP] |
| cros_build_lib.RunCommand(cmd, cwd=self._build_root, enter_chroot=True, |
| extra_env=extra_env) |
| self._upload_queue.put([constants.CHROME_SYSROOT_TAR]) |
| |
| def _ArchiveChromeEbuildEnv(self): |
| """Generate and upload Chrome ebuild environment.""" |
| files = glob.glob(os.path.join(self._pkg_dir, constants.CHROME_CP) + '-*') |
| if not files: |
| raise artifact_stages.NothingToArchiveException( |
| 'Failed to find package %s' % constants.CHROME_CP) |
| if len(files) > 1: |
| logging.PrintBuildbotStepWarnings() |
| logging.warning('Expected one package for %s, found %d', |
| constants.CHROME_CP, len(files)) |
| |
| chrome_dir = sorted(files)[-1] |
| env_bzip = os.path.join(chrome_dir, 'environment.bz2') |
| with osutils.TempDir(prefix='chrome-sdk-stage') as tempdir: |
| # Convert from bzip2 to tar format. |
| bzip2 = cros_build_lib.FindCompressor(cros_build_lib.COMP_BZIP2) |
| cros_build_lib.RunCommand( |
| [bzip2, '-d', env_bzip, '-c'], |
| log_stdout_to_file=os.path.join(tempdir, constants.CHROME_ENV_FILE)) |
| env_tar = os.path.join(self.archive_path, constants.CHROME_ENV_TAR) |
| cros_build_lib.CreateTarball(env_tar, tempdir) |
| self._upload_queue.put([os.path.basename(env_tar)]) |
| |
| def _GenerateAndUploadMetadata(self): |
| self.UploadMetadata(upload_queue=self._upload_queue, |
| filename=constants.PARTIAL_METADATA_JSON) |
| |
| def PerformStage(self): |
| steps = [self._BuildAndArchiveChromeSysroot, self._ArchiveChromeEbuildEnv, |
| self._GenerateAndUploadMetadata] |
| with self.ArtifactUploader(self._upload_queue, archive=False): |
| parallel.RunParallelSteps(steps) |
| |
| if self._run.config.chrome_sdk_build_chrome: |
| test_stage = TestSimpleChromeWorkflowStage(self._run, |
| self._current_board) |
| test_stage.Run() |
| |
| |
| class TestSimpleChromeWorkflowStage(generic_stages.BoardSpecificBuilderStage, |
| generic_stages.ArchivingStageMixin): |
| """Run through the simple chrome workflow.""" |
| |
| def __init__(self, *args, **kwargs): |
| super(TestSimpleChromeWorkflowStage, self).__init__(*args, **kwargs) |
| if self._run.options.chrome_root: |
| self.chrome_src = os.path.join(self._run.options.chrome_root, 'src') |
| board_dir = 'out_%s' % self._current_board |
| self.out_board_dir = os.path.join( |
| self.chrome_src, board_dir, 'Release') |
| |
| def _VerifyChromeDeployed(self, tempdir): |
| """Check to make sure deploy_chrome ran correctly.""" |
| if not os.path.exists(os.path.join(tempdir, 'chrome')): |
| raise AssertionError('deploy_chrome did not run successfully!') |
| |
| def _VerifySDKEnvironment(self): |
| """Make sure the SDK environment is set up properly.""" |
| # If the environment wasn't set up, then the output directory wouldn't be |
| # created after 'gn gen'. |
| # TODO: Make this check actually look at the environment. |
| if not os.path.exists(self.out_board_dir): |
| raise AssertionError('%s not created!' % self.out_board_dir) |
| # Log args.gn for debugging. |
| logging.info('ARGS.GN=\n%s', |
| osutils.ReadFile(os.path.join(self.out_board_dir, 'args.gn'))) |
| |
| def _BuildChrome(self, sdk_cmd): |
| """Use the generated SDK to build Chrome.""" |
| |
| # Validate fetching of the SDK and setting everything up. |
| sdk_cmd.Run(['true']) |
| |
| sdk_cmd.Run(['gclient', 'runhooks']) |
| |
| # Generate args.gn and ninja files. |
| gn_cmd = os.path.join(self.chrome_src, 'buildtools', 'linux64', 'gn') |
| gn_gen_cmd = '%s gen "%s" --args="$GN_ARGS"' % (gn_cmd, self.out_board_dir) |
| sdk_cmd.Run(['bash', '-c', gn_gen_cmd]) |
| |
| self._VerifySDKEnvironment() |
| |
| # Build chromium. |
| sdk_cmd.Ninja() |
| |
| def _TestDeploy(self, sdk_cmd): |
| """Test SDK deployment.""" |
| with osutils.TempDir(prefix='chrome-sdk-stage') as tempdir: |
| # Use the TOT deploy_chrome. |
| script_path = os.path.join( |
| self._build_root, constants.CHROMITE_BIN_SUBDIR, 'deploy_chrome') |
| sdk_cmd.Run([script_path, '--build-dir', self.out_board_dir, |
| '--staging-only', '--staging-dir', tempdir]) |
| self._VerifyChromeDeployed(tempdir) |
| |
| def PerformStage(self): |
| with osutils.TempDir(prefix='chrome-sdk-cache') as tempdir: |
| cache_dir = os.path.join(tempdir, 'cache') |
| extra_args = ['--cwd', self.chrome_src, '--sdk-path', |
| self.archive_path] |
| sdk_cmd = commands.ChromeSDK( |
| self._build_root, self._current_board, chrome_src=self.chrome_src, |
| goma=self._run.config.chrome_sdk_goma, |
| extra_args=extra_args, cache_dir=cache_dir) |
| self._BuildChrome(sdk_cmd) |
| self._TestDeploy(sdk_cmd) |
| |
| |
| class ChromeLKGMSyncStage(sync_stages.SyncStage): |
| """Stage that syncs to the last known good manifest for Chrome.""" |
| |
| output_manifest_sha1 = False |
| |
| def GetNextManifest(self): |
| """Override: Gets the LKGM from the Chrome tree.""" |
| _, db = self._run.GetCIDBHandle() |
| chrome_lkgm = commands.GetChromeLKGM(self._run.options.chrome_version) |
| |
| # We need a full buildspecs manager here as we need an initialized manifest |
| # manager with paths to the spec. |
| # TODO(mtennant): Consider registering as manifest_manager run param, for |
| # consistency, but be careful that consumers do not get confused. |
| # Currently only the "manifest_manager" from ManifestVersionedSync (and |
| # subclasses) is used later in the flow. |
| manifest_manager = manifest_version.BuildSpecsManager( |
| source_repo=self.repo, |
| manifest_repo=self._GetManifestVersionsRepoUrl(), |
| build_names=self._run.GetBuilderIds(), |
| incr_type='build', |
| force=False, |
| branch=self._run.manifest_branch, |
| db=db) |
| |
| manifest_manager.BootstrapFromVersion(chrome_lkgm) |
| return manifest_manager.GetLocalManifest(chrome_lkgm) |
