diff options
Diffstat (limited to 'third_party/libwebrtc/build/android/pylib/utils/maven_downloader.py')
-rwxr-xr-x | third_party/libwebrtc/build/android/pylib/utils/maven_downloader.py | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/third_party/libwebrtc/build/android/pylib/utils/maven_downloader.py b/third_party/libwebrtc/build/android/pylib/utils/maven_downloader.py new file mode 100755 index 0000000000..7247f7c88c --- /dev/null +++ b/third_party/libwebrtc/build/android/pylib/utils/maven_downloader.py @@ -0,0 +1,140 @@ +#!/usr/bin/env vpython3 +# Copyright 2017 The Chromium Authors. All rights reserved. +# Use of this source code is governed by a BSD-style license that can be +# found in the LICENSE file. + +import errno +import logging +import os +import shutil +import sys + +sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..')) +import devil_chromium # pylint: disable=unused-import +from devil.utils import cmd_helper +from devil.utils import parallelizer + + +def _MakeDirsIfAbsent(path): + try: + os.makedirs(path) + except OSError as err: + if err.errno != errno.EEXIST or not os.path.isdir(path): + raise + + +class MavenDownloader(object): + ''' + Downloads and installs the requested artifacts from the Google Maven repo. + The artifacts are expected to be specified in the format + "group_id:artifact_id:version:file_type", as the default file type is JAR + but most Android libraries are provided as AARs, which would otherwise fail + downloading. See Install() + ''' + + # Remote repository to download the artifacts from. The support library and + # Google Play service are only distributed there, but third party libraries + # could use Maven Central or JCenter for example. The default Maven remote + # is Maven Central. + _REMOTE_REPO = 'https://maven.google.com' + + # Default Maven repository. + _DEFAULT_REPO_PATH = os.path.join( + os.path.expanduser('~'), '.m2', 'repository') + + def __init__(self, debug=False): + self._repo_path = MavenDownloader._DEFAULT_REPO_PATH + self._remote_url = MavenDownloader._REMOTE_REPO + self._debug = debug + + def Install(self, target_repo, artifacts, include_poms=False): + logging.info('Installing %d artifacts...', len(artifacts)) + downloaders = [_SingleArtifactDownloader(self, artifact, target_repo) + for artifact in artifacts] + if self._debug: + for downloader in downloaders: + downloader.Run(include_poms) + else: + parallelizer.SyncParallelizer(downloaders).Run(include_poms) + logging.info('%d artifacts installed to %s', len(artifacts), target_repo) + + @property + def repo_path(self): + return self._repo_path + + @property + def remote_url(self): + return self._remote_url + + @property + def debug(self): + return self._debug + + +class _SingleArtifactDownloader(object): + '''Handles downloading and installing a single Maven artifact.''' + + _POM_FILE_TYPE = 'pom' + + def __init__(self, download_manager, artifact, target_repo): + self._download_manager = download_manager + self._artifact = artifact + self._target_repo = target_repo + + def Run(self, include_pom=False): + parts = self._artifact.split(':') + if len(parts) != 4: + raise Exception('Artifacts expected as ' + '"group_id:artifact_id:version:file_type".') + group_id, artifact_id, version, file_type = parts + self._InstallArtifact(group_id, artifact_id, version, file_type) + + if include_pom and file_type != _SingleArtifactDownloader._POM_FILE_TYPE: + self._InstallArtifact(group_id, artifact_id, version, + _SingleArtifactDownloader._POM_FILE_TYPE) + + def _InstallArtifact(self, group_id, artifact_id, version, file_type): + logging.debug('Processing %s', self._artifact) + + download_relpath = self._DownloadArtifact( + group_id, artifact_id, version, file_type) + logging.debug('Downloaded.') + + install_path = self._ImportArtifact(download_relpath) + logging.debug('Installed %s', os.path.relpath(install_path)) + + def _DownloadArtifact(self, group_id, artifact_id, version, file_type): + ''' + Downloads the specified artifact using maven, to its standard location, see + MavenDownloader._DEFAULT_REPO_PATH. + ''' + cmd = ['mvn', + 'org.apache.maven.plugins:maven-dependency-plugin:RELEASE:get', + '-DremoteRepositories={}'.format(self._download_manager.remote_url), + '-Dartifact={}:{}:{}:{}'.format(group_id, artifact_id, version, + file_type)] + + stdout = None if self._download_manager.debug else open(os.devnull, 'wb') + + try: + ret_code = cmd_helper.Call(cmd, stdout=stdout) + if ret_code != 0: + raise Exception('Command "{}" failed'.format(' '.join(cmd))) + except OSError as e: + if e.errno == os.errno.ENOENT: + raise Exception('mvn command not found. Please install Maven.') + raise + + return os.path.join(os.path.join(*group_id.split('.')), + artifact_id, + version, + '{}-{}.{}'.format(artifact_id, version, file_type)) + + def _ImportArtifact(self, artifact_path): + src_dir = os.path.join(self._download_manager.repo_path, artifact_path) + dst_dir = os.path.join(self._target_repo, os.path.dirname(artifact_path)) + + _MakeDirsIfAbsent(dst_dir) + shutil.copy(src_dir, dst_dir) + + return dst_dir |