| #!/usr/bin/env vpython3 |
| |
| # Copyright (c) 2015 The WebRTC project authors. All Rights Reserved. |
| # |
| # Use of this source code is governed by a BSD-style license |
| # that can be found in the LICENSE file in the root of the source |
| # tree. An additional intellectual property rights grant can be found |
| # in the file PATENTS. All contributing project authors may |
| # be found in the AUTHORS file in the root of the source tree. |
| """Script to automatically roll dependencies in the WebRTC DEPS file.""" |
| |
| |
| import argparse |
| import base64 |
| import collections |
| import logging |
| import os |
| import re |
| import subprocess |
| import sys |
| import urllib.request |
| |
| |
| def FindSrcDirPath(): |
| """Returns the abs path to the src/ dir of the project.""" |
| src_dir = os.path.dirname(os.path.abspath(__file__)) |
| while os.path.basename(src_dir) != 'src': |
| src_dir = os.path.normpath(os.path.join(src_dir, os.pardir)) |
| return src_dir |
| |
| |
| # Skip these dependencies (list without solution name prefix). |
| DONT_AUTOROLL_THESE = [ |
| 'src/examples/androidtests/third_party/gradle', |
| # Disable the roll of 'android_ndk' as it won't appear in chromium DEPS. |
| 'src/third_party/android_ndk', |
| 'src/third_party/mockito/src', |
| 'src/third_party/protobuf-javascript', |
| ] |
| |
| # These dependencies are missing in chromium/src/DEPS, either unused or already |
| # in-tree. For instance, src/base is a part of the Chromium source git repo, |
| # but we pull it through a subtree mirror, so therefore it isn't listed in |
| # Chromium's deps but it is in ours. |
| WEBRTC_ONLY_DEPS = [ |
| 'src/base', |
| 'src/build', |
| 'src/buildtools', |
| 'src/ios', |
| 'src/testing', |
| 'src/third_party', |
| 'src/third_party/clang_format/script', |
| 'src/third_party/gtest-parallel', |
| 'src/third_party/pipewire/linux-amd64', |
| 'src/tools', |
| ] |
| |
| WEBRTC_URL = 'https://webrtc.googlesource.com/src' |
| CHROMIUM_SRC_URL = 'https://chromium.googlesource.com/chromium/src' |
| CHROMIUM_COMMIT_TEMPLATE = CHROMIUM_SRC_URL + '/+/%s' |
| CHROMIUM_LOG_TEMPLATE = CHROMIUM_SRC_URL + '/+log/%s' |
| CHROMIUM_FILE_TEMPLATE = CHROMIUM_SRC_URL + '/+/%s/%s' |
| |
| COMMIT_POSITION_RE = re.compile('^Cr-Commit-Position: .*#([0-9]+).*$') |
| CLANG_REVISION_RE = re.compile(r'^CLANG_REVISION = \'([-0-9a-z]+)\'$') |
| ROLL_BRANCH_NAME = 'roll_chromium_revision' |
| |
| SCRIPT_DIR = os.path.dirname(os.path.abspath(__file__)) |
| CHECKOUT_SRC_DIR = FindSrcDirPath() |
| CHECKOUT_ROOT_DIR = os.path.realpath(os.path.join(CHECKOUT_SRC_DIR, os.pardir)) |
| |
| # Copied from tools/android/roll/android_deps/.../BuildConfigGenerator.groovy. |
| ANDROID_DEPS_START = r'=== ANDROID_DEPS Generated Code Start ===' |
| ANDROID_DEPS_END = r'=== ANDROID_DEPS Generated Code End ===' |
| # Location of automically gathered android deps. |
| ANDROID_DEPS_PATH = 'src/third_party/android_deps/' |
| |
| NOTIFY_EMAIL = 'webrtc-trooper@grotations.appspotmail.com' |
| |
| sys.path.append(os.path.join(CHECKOUT_SRC_DIR, 'build')) |
| import find_depot_tools |
| |
| find_depot_tools.add_depot_tools_to_path() |
| |
| CLANG_UPDATE_SCRIPT_URL_PATH = 'tools/clang/scripts/update.py' |
| CLANG_UPDATE_SCRIPT_LOCAL_PATH = os.path.join(CHECKOUT_SRC_DIR, 'tools', |
| 'clang', 'scripts', 'update.py') |
| |
| DepsEntry = collections.namedtuple('DepsEntry', 'path url revision') |
| ChangedDep = collections.namedtuple('ChangedDep', |
| 'path url current_rev new_rev') |
| CipdDepsEntry = collections.namedtuple('CipdDepsEntry', 'path packages') |
| VersionEntry = collections.namedtuple('VersionEntry', 'version') |
| ChangedCipdPackage = collections.namedtuple( |
| 'ChangedCipdPackage', 'path package current_version new_version') |
| ChangedVersionEntry = collections.namedtuple( |
| 'ChangedVersionEntry', 'path current_version new_version') |
| |
| ChromiumRevisionUpdate = collections.namedtuple('ChromiumRevisionUpdate', |
| ('current_chromium_rev ' |
| 'new_chromium_rev ')) |
| |
| |
| class RollError(Exception): |
| pass |
| |
| |
| def StrExpansion(): |
| return lambda str_value: str_value |
| |
| |
| def VarLookup(local_scope): |
| return lambda var_name: local_scope['vars'][var_name] |
| |
| |
| def ParseDepsDict(deps_content): |
| local_scope = {} |
| global_scope = { |
| 'Str': StrExpansion(), |
| 'Var': VarLookup(local_scope), |
| 'deps_os': {}, |
| } |
| exec(deps_content, global_scope, local_scope) |
| return local_scope |
| |
| |
| def ParseLocalDepsFile(filename): |
| with open(filename, 'rb') as f: |
| deps_content = f.read().decode('utf-8') |
| return ParseDepsDict(deps_content) |
| |
| |
| def ParseCommitPosition(commit_message): |
| for line in reversed(commit_message.splitlines()): |
| m = COMMIT_POSITION_RE.match(line.strip()) |
| if m: |
| return int(m.group(1)) |
| logging.error('Failed to parse commit position id from:\n%s\n', |
| commit_message) |
| sys.exit(-1) |
| |
| |
| def _RunCommand(command, |
| working_dir=None, |
| ignore_exit_code=False, |
| extra_env=None, |
| input_data=None): |
| """Runs a command and returns the output from that command. |
| |
| If the command fails (exit code != 0), the function will exit the process. |
| |
| Returns: |
| A tuple containing the stdout and stderr outputs as strings. |
| """ |
| working_dir = working_dir or CHECKOUT_SRC_DIR |
| logging.debug('CMD: %s CWD: %s', ' '.join(command), working_dir) |
| env = os.environ.copy() |
| if extra_env: |
| assert all(isinstance(value, str) for value in extra_env.values()) |
| logging.debug('extra env: %s', extra_env) |
| env.update(extra_env) |
| p = subprocess.Popen(command, |
| stdin=subprocess.PIPE, |
| stdout=subprocess.PIPE, |
| stderr=subprocess.PIPE, |
| env=env, |
| cwd=working_dir, |
| universal_newlines=True) |
| std_output, err_output = p.communicate(input_data) |
| p.stdout.close() |
| p.stderr.close() |
| if not ignore_exit_code and p.returncode != 0: |
| logging.error('Command failed: %s\n' |
| 'stdout:\n%s\n' |
| 'stderr:\n%s\n', ' '.join(command), std_output, |
| err_output) |
| sys.exit(p.returncode) |
| return std_output, err_output |
| |
| |
| def _GetBranches(): |
| """Returns a tuple of active,branches. |
| |
| The 'active' is the name of the currently active branch and 'branches' is a |
| list of all branches. |
| """ |
| lines = _RunCommand(['git', 'branch'])[0].split('\n') |
| branches = [] |
| active = '' |
| for line in lines: |
| if '*' in line: |
| # The assumption is that the first char will always be the '*'. |
| active = line[1:].strip() |
| branches.append(active) |
| else: |
| branch = line.strip() |
| if branch: |
| branches.append(branch) |
| return active, branches |
| |
| |
| def _ReadGitilesContent(url): |
| # Download and decode BASE64 content until |
| # https://code.google.com/p/gitiles/issues/detail?id=7 is fixed. |
| base64_content = ReadUrlContent(url + '?format=TEXT') |
| return base64.b64decode(base64_content[0]).decode('utf-8') |
| |
| |
| def ReadRemoteCrFile(path_below_src, revision): |
| """Reads a remote Chromium file of a specific revision. |
| |
| Args: |
| path_below_src: A path to the target file relative to src dir. |
| revision: Revision to read. |
| Returns: |
| A string with file content. |
| """ |
| return _ReadGitilesContent(CHROMIUM_FILE_TEMPLATE % |
| (revision, path_below_src)) |
| |
| |
| def ReadRemoteCrCommit(revision): |
| """Reads a remote Chromium commit message. Returns a string.""" |
| return _ReadGitilesContent(CHROMIUM_COMMIT_TEMPLATE % revision) |
| |
| |
| def ReadUrlContent(url): |
| """Connect to a remote host and read the contents. |
| |
| Args: |
| url: URL to connect to. |
| Returns: |
| A list of lines. |
| """ |
| conn = urllib.request.urlopen(url) |
| try: |
| return conn.readlines() |
| except IOError as e: |
| logging.exception('Error connecting to %s. Error: %s', url, e) |
| raise |
| finally: |
| conn.close() |
| |
| |
| def GetMatchingDepsEntries(depsentry_dict, dir_path): |
| """Gets all deps entries matching the provided path. |
| |
| This list may contain more than one DepsEntry object. |
| Example: dir_path='src/testing' would give results containing both |
| 'src/testing/gtest' and 'src/testing/gmock' deps entries for Chromium's |
| DEPS. |
| Example 2: dir_path='src/build' should return 'src/build' but not |
| 'src/buildtools'. |
| |
| Returns: |
| A list of DepsEntry objects. |
| """ |
| result = [] |
| for path, depsentry in depsentry_dict.items(): |
| if path == dir_path: |
| result.append(depsentry) |
| else: |
| parts = path.split('/') |
| if all(part == parts[i] |
| for i, part in enumerate(dir_path.split('/'))): |
| result.append(depsentry) |
| return result |
| |
| |
| def BuildDepsentryDict(deps_dict): |
| """Builds a dict of paths to DepsEntry objects from a raw deps dict.""" |
| result = {} |
| |
| def AddDepsEntries(deps_subdict): |
| for path, dep in deps_subdict.items(): |
| if path in result: |
| continue |
| if not isinstance(dep, dict): |
| dep = {'url': dep} |
| if dep.get('dep_type') == 'cipd': |
| result[path] = CipdDepsEntry(path, dep['packages']) |
| else: |
| if '@' not in dep['url']: |
| url, revision = dep['url'], 'HEAD' |
| else: |
| url, revision = dep['url'].split('@') |
| result[path] = DepsEntry(path, url, revision) |
| |
| def AddVersionEntry(vars_subdict): |
| for key, value in vars_subdict.items(): |
| if key in result: |
| continue |
| if not key.endswith('_version'): |
| continue |
| key = re.sub('_version$', '', key) |
| result[key] = VersionEntry(value) |
| |
| AddDepsEntries(deps_dict['deps']) |
| for deps_os in ['win', 'mac', 'linux', 'android', 'ios', 'unix']: |
| AddDepsEntries(deps_dict.get('deps_os', {}).get(deps_os, {})) |
| AddVersionEntry(deps_dict.get('vars', {})) |
| return result |
| |
| |
| def _FindChangedCipdPackages(path, old_pkgs, new_pkgs): |
| old_pkgs_names = {p['package'] for p in old_pkgs} |
| new_pkgs_names = {p['package'] for p in new_pkgs} |
| pkgs_equal = (old_pkgs_names == new_pkgs_names) |
| added_pkgs = [p for p in new_pkgs_names if p not in old_pkgs_names] |
| removed_pkgs = [p for p in old_pkgs_names if p not in new_pkgs_names] |
| |
| assert pkgs_equal, ('Old: %s\n New: %s.\nYou need to do a manual roll ' |
| 'and remove/add entries in DEPS so the old and new ' |
| 'list match.\nMost likely, you should add \"%s\" and ' |
| 'remove \"%s\"' % |
| (old_pkgs, new_pkgs, added_pkgs, removed_pkgs)) |
| |
| for old_pkg in old_pkgs: |
| for new_pkg in new_pkgs: |
| old_version = old_pkg['version'] |
| new_version = new_pkg['version'] |
| if (old_pkg['package'] == new_pkg['package'] |
| and old_version != new_version): |
| logging.debug('Roll dependency %s to %s', path, new_version) |
| yield ChangedCipdPackage(path, old_pkg['package'], old_version, |
| new_version) |
| |
| |
| def _FindChangedVars(name, old_version, new_version): |
| if old_version != new_version: |
| logging.debug('Roll dependency %s to %s', name, new_version) |
| yield ChangedVersionEntry(name, old_version, new_version) |
| |
| |
| def _FindNewDeps(old, new): |
| """ Gather dependencies only in `new` and return corresponding paths. """ |
| old_entries = set(BuildDepsentryDict(old)) |
| new_entries = set(BuildDepsentryDict(new)) |
| return [ |
| path for path in new_entries - old_entries |
| if path not in DONT_AUTOROLL_THESE |
| ] |
| |
| |
| def FindAddedDeps(webrtc_deps, new_cr_deps): |
| """ |
| Calculate new deps entries of interest. |
| |
| Ideally, that would mean: only appearing in chromium DEPS |
| but transitively used in WebRTC. |
| |
| Since it's hard to compute, we restrict ourselves to a well defined subset: |
| deps sitting in `ANDROID_DEPS_PATH`. |
| Otherwise, assumes that's a Chromium-only dependency. |
| |
| Args: |
| webrtc_deps: dict of deps as defined in the WebRTC DEPS file. |
| new_cr_deps: dict of deps as defined in the chromium DEPS file. |
| |
| Caveat: Doesn't detect a new package in existing dep. |
| |
| Returns: |
| A tuple consisting of: |
| A list of paths added dependencies sitting in `ANDROID_DEPS_PATH`. |
| A list of paths for other added dependencies. |
| """ |
| all_added_deps = _FindNewDeps(webrtc_deps, new_cr_deps) |
| generated_android_deps = [ |
| path for path in all_added_deps if path.startswith(ANDROID_DEPS_PATH) |
| ] |
| other_deps = [ |
| path for path in all_added_deps if path not in generated_android_deps |
| ] |
| return generated_android_deps, other_deps |
| |
| |
| def FindRemovedDeps(webrtc_deps, new_cr_deps): |
| """ |
| Calculate obsolete deps entries. |
| |
| Ideally, that would mean: no more appearing in chromium DEPS |
| and not used in WebRTC. |
| |
| Since it's hard to compute: |
| 1/ We restrict ourselves to a well defined subset: |
| deps sitting in `ANDROID_DEPS_PATH`. |
| 2/ We rely on existing behavior of CalculateChangeDeps. |
| I.e. Assumes non-CIPD dependencies are WebRTC-only, don't remove them. |
| |
| Args: |
| webrtc_deps: dict of deps as defined in the WebRTC DEPS file. |
| new_cr_deps: dict of deps as defined in the chromium DEPS file. |
| |
| Caveat: Doesn't detect a deleted package in existing dep. |
| |
| Returns: |
| A tuple consisting of: |
| A list of paths of dependencies removed from `ANDROID_DEPS_PATH`. |
| A list of paths of unexpected disappearing dependencies. |
| """ |
| all_removed_deps = _FindNewDeps(new_cr_deps, webrtc_deps) |
| generated_android_deps = sorted([ |
| path for path in all_removed_deps if path.startswith(ANDROID_DEPS_PATH) |
| ]) |
| # Webrtc-only dependencies are handled in CalculateChangedDeps. |
| other_deps = sorted([ |
| path for path in all_removed_deps |
| if path not in generated_android_deps and path not in WEBRTC_ONLY_DEPS |
| ]) |
| return generated_android_deps, other_deps |
| |
| |
| def CalculateChangedDeps(webrtc_deps, new_cr_deps): |
| """ |
| Calculate changed deps entries based on entries defined in the WebRTC DEPS |
| file: |
| - If a shared dependency with the Chromium DEPS file: roll it to the same |
| revision as Chromium (i.e. entry in the new_cr_deps dict) |
| - If it's a Chromium sub-directory, roll it to the HEAD revision (notice |
| this means it may be ahead of the chromium_revision, but generally these |
| should be close). |
| - If it's another DEPS entry (not shared with Chromium), roll it to HEAD |
| unless it's configured to be skipped. |
| |
| Returns: |
| A list of ChangedDep objects representing the changed deps. |
| """ |
| result = [] |
| webrtc_entries = BuildDepsentryDict(webrtc_deps) |
| new_cr_entries = BuildDepsentryDict(new_cr_deps) |
| for path, webrtc_deps_entry in webrtc_entries.items(): |
| if path in DONT_AUTOROLL_THESE: |
| continue |
| cr_deps_entry = new_cr_entries.get(path) |
| if cr_deps_entry: |
| assert type(cr_deps_entry) is type(webrtc_deps_entry) |
| |
| if isinstance(cr_deps_entry, CipdDepsEntry): |
| result.extend( |
| _FindChangedCipdPackages(path, webrtc_deps_entry.packages, |
| cr_deps_entry.packages)) |
| continue |
| |
| if isinstance(cr_deps_entry, VersionEntry): |
| result.extend( |
| _FindChangedVars(path, webrtc_deps_entry.version, |
| cr_deps_entry.version)) |
| continue |
| |
| # Use the revision from Chromium's DEPS file. |
| new_rev = cr_deps_entry.revision |
| assert webrtc_deps_entry.url == cr_deps_entry.url, ( |
| 'WebRTC DEPS entry %s has a different URL %s than Chromium %s.' |
| % (path, webrtc_deps_entry.url, cr_deps_entry.url)) |
| else: |
| if isinstance(webrtc_deps_entry, DepsEntry): |
| # Use the HEAD of the deps repo. |
| stdout, _ = _RunCommand( |
| ['git', 'ls-remote', webrtc_deps_entry.url, 'HEAD']) |
| new_rev = stdout.strip().split('\t')[0] |
| else: |
| # The dependency has been removed from chromium. |
| # This is handled by FindRemovedDeps. |
| continue |
| |
| # Check if an update is necessary. |
| if webrtc_deps_entry.revision != new_rev: |
| logging.debug('Roll dependency %s to %s', path, new_rev) |
| result.append( |
| ChangedDep(path, webrtc_deps_entry.url, |
| webrtc_deps_entry.revision, new_rev)) |
| return sorted(result) |
| |
| |
| def CalculateChangedClang(new_cr_rev): |
| |
| def GetClangRev(lines): |
| for line in lines: |
| match = CLANG_REVISION_RE.match(line) |
| if match: |
| return match.group(1) |
| raise RollError('Could not parse Clang revision!') |
| |
| with open(CLANG_UPDATE_SCRIPT_LOCAL_PATH, 'r') as f: |
| current_lines = f.readlines() |
| current_rev = GetClangRev(current_lines) |
| |
| new_clang_update_py = ReadRemoteCrFile(CLANG_UPDATE_SCRIPT_URL_PATH, |
| new_cr_rev).splitlines() |
| new_rev = GetClangRev(new_clang_update_py) |
| return ChangedDep(CLANG_UPDATE_SCRIPT_LOCAL_PATH, None, current_rev, |
| new_rev) |
| |
| |
| def GenerateCommitMessage( |
| rev_update, |
| current_commit_pos, |
| new_commit_pos, |
| changed_deps_list, |
| added_deps_paths=None, |
| removed_deps_paths=None, |
| clang_change=None, |
| ): |
| current_cr_rev = rev_update.current_chromium_rev[0:10] |
| new_cr_rev = rev_update.new_chromium_rev[0:10] |
| rev_interval = '%s..%s' % (current_cr_rev, new_cr_rev) |
| git_number_interval = '%s:%s' % (current_commit_pos, new_commit_pos) |
| |
| commit_msg = [ |
| 'Roll chromium_revision %s (%s)\n' % |
| (rev_interval, git_number_interval), |
| 'Change log: %s' % (CHROMIUM_LOG_TEMPLATE % rev_interval), |
| 'Full diff: %s\n' % (CHROMIUM_COMMIT_TEMPLATE % rev_interval) |
| ] |
| |
| def Section(adjective, deps): |
| noun = 'dependency' if len(deps) == 1 else 'dependencies' |
| commit_msg.append('%s %s' % (adjective, noun)) |
| |
| if changed_deps_list: |
| Section('Changed', changed_deps_list) |
| |
| for c in changed_deps_list: |
| if isinstance(c, ChangedCipdPackage): |
| commit_msg.append('* %s: %s..%s' % |
| (c.path, c.current_version, c.new_version)) |
| elif isinstance(c, ChangedVersionEntry): |
| commit_msg.append('* %s_version: %s..%s' % |
| (c.path, c.current_version, c.new_version)) |
| else: |
| commit_msg.append( |
| '* %s: %s/+log/%s..%s' % |
| (c.path, c.url, c.current_rev[0:10], c.new_rev[0:10])) |
| |
| if added_deps_paths: |
| Section('Added', added_deps_paths) |
| commit_msg.extend('* %s' % p for p in added_deps_paths) |
| |
| if removed_deps_paths: |
| Section('Removed', removed_deps_paths) |
| commit_msg.extend('* %s' % p for p in removed_deps_paths) |
| |
| if any([changed_deps_list, added_deps_paths, removed_deps_paths]): |
| change_url = CHROMIUM_FILE_TEMPLATE % (rev_interval, 'DEPS') |
| commit_msg.append('DEPS diff: %s\n' % change_url) |
| else: |
| commit_msg.append('No dependencies changed.') |
| |
| if clang_change and clang_change.current_rev != clang_change.new_rev: |
| commit_msg.append('Clang version changed %s:%s' % |
| (clang_change.current_rev, clang_change.new_rev)) |
| change_url = CHROMIUM_FILE_TEMPLATE % (rev_interval, |
| CLANG_UPDATE_SCRIPT_URL_PATH) |
| commit_msg.append('Details: %s\n' % change_url) |
| else: |
| commit_msg.append('No update to Clang.\n') |
| |
| commit_msg.append('BUG=None') |
| return '\n'.join(commit_msg) |
| |
| |
| def UpdateDepsFile(deps_filename, rev_update, changed_deps, new_cr_content): |
| """Update the DEPS file with the new revision.""" |
| |
| with open(deps_filename, 'rb') as deps_file: |
| deps_content = deps_file.read().decode('utf-8') |
| |
| # Update the chromium_revision variable. |
| deps_content = deps_content.replace(rev_update.current_chromium_rev, |
| rev_update.new_chromium_rev) |
| |
| # Add and remove dependencies. For now: only generated android deps. |
| # Since gclient cannot add or remove deps, we on the fact that |
| # these android deps are located in one place we can copy/paste. |
| deps_re = re.compile(ANDROID_DEPS_START + '.*' + ANDROID_DEPS_END, |
| re.DOTALL) |
| new_deps = deps_re.search(new_cr_content) |
| old_deps = deps_re.search(deps_content) |
| if not new_deps or not old_deps: |
| faulty = 'Chromium' if not new_deps else 'WebRTC' |
| raise RollError('Was expecting to find "%s" and "%s"\n' |
| 'in %s DEPS' % |
| (ANDROID_DEPS_START, ANDROID_DEPS_END, faulty)) |
| deps_content = deps_re.sub(new_deps.group(0), deps_content) |
| |
| for dep in changed_deps: |
| if isinstance(dep, ChangedVersionEntry): |
| deps_content = deps_content.replace(dep.current_version, |
| dep.new_version) |
| |
| with open(deps_filename, 'wb') as deps_file: |
| deps_file.write(deps_content.encode('utf-8')) |
| |
| # Update each individual DEPS entry. |
| for dep in changed_deps: |
| # ChangedVersionEntry types are already been processed. |
| if isinstance(dep, ChangedVersionEntry): |
| continue |
| local_dep_dir = os.path.join(CHECKOUT_ROOT_DIR, dep.path) |
| if not os.path.isdir(local_dep_dir): |
| raise RollError( |
| 'Cannot find local directory %s. Either run\n' |
| 'gclient sync --deps=all\n' |
| 'or make sure the .gclient file for your solution contains all ' |
| 'platforms in the target_os list, i.e.\n' |
| 'target_os = ["android", "unix", "mac", "ios", "win"];\n' |
| 'Then run "gclient sync" again.' % local_dep_dir) |
| if isinstance(dep, ChangedCipdPackage): |
| package = dep.package.format() # Eliminate double curly brackets |
| update = '%s:%s@%s' % (dep.path, package, dep.new_version) |
| else: |
| update = '%s@%s' % (dep.path, dep.new_rev) |
| _RunCommand(['gclient', 'setdep', '--revision', update], |
| working_dir=CHECKOUT_SRC_DIR) |
| |
| |
| def _IsTreeClean(): |
| stdout, _ = _RunCommand(['git', 'status', '--porcelain']) |
| if len(stdout) == 0: |
| return True |
| |
| logging.error('Dirty/unversioned files:\n%s', stdout) |
| return False |
| |
| |
| def _EnsureUpdatedMainBranch(dry_run): |
| current_branch = _RunCommand(['git', 'rev-parse', '--abbrev-ref', |
| 'HEAD'])[0].splitlines()[0] |
| if current_branch != 'main': |
| logging.error( |
| 'Please checkout the main branch and re-run this script.') |
| if not dry_run: |
| sys.exit(-1) |
| |
| logging.info('Updating main branch...') |
| _RunCommand(['git', 'pull']) |
| |
| |
| def _CreateRollBranch(dry_run): |
| logging.info('Creating roll branch: %s', ROLL_BRANCH_NAME) |
| if not dry_run: |
| _RunCommand(['git', 'checkout', '-b', ROLL_BRANCH_NAME]) |
| |
| |
| def _RemovePreviousRollBranch(dry_run): |
| active_branch, branches = _GetBranches() |
| if active_branch == ROLL_BRANCH_NAME: |
| active_branch = 'main' |
| if ROLL_BRANCH_NAME in branches: |
| logging.info('Removing previous roll branch (%s)', ROLL_BRANCH_NAME) |
| if not dry_run: |
| _RunCommand(['git', 'checkout', active_branch]) |
| _RunCommand(['git', 'branch', '-D', ROLL_BRANCH_NAME]) |
| |
| |
| def _LocalCommit(commit_msg, dry_run): |
| logging.info('Committing changes locally.') |
| if not dry_run: |
| _RunCommand(['git', 'add', '--update', '.']) |
| _RunCommand(['git', 'commit', '-m', commit_msg]) |
| |
| |
| def ChooseCQMode(skip_cq, cq_over, current_commit_pos, new_commit_pos): |
| if skip_cq: |
| return 0 |
| if (new_commit_pos - current_commit_pos) < cq_over: |
| return 1 |
| return 2 |
| |
| |
| def _GetCcRecipients(changed_deps_list): |
| """Returns a list of emails to notify based on the changed deps list. |
| """ |
| cc_recipients = [] |
| for c in changed_deps_list: |
| if 'libvpx' in c.path or 'libaom' in c.path: |
| cc_recipients.append('marpan@webrtc.org') |
| cc_recipients.append('jianj@chromium.org') |
| return cc_recipients |
| |
| |
| def _UploadCL(commit_queue_mode, add_cc=None): |
| """Upload the committed changes as a changelist to Gerrit. |
| |
| commit_queue_mode: |
| - 2: Submit to commit queue. |
| - 1: Run trybots but do not submit to CQ. |
| - 0: Skip CQ, upload only. |
| |
| add_cc: A list of email addresses to add as CC recipients. |
| """ |
| cc_recipients = [NOTIFY_EMAIL] |
| if add_cc: |
| cc_recipients.extend(add_cc) |
| cmd = ['git', 'cl', 'upload', '--force', '--bypass-hooks'] |
| if commit_queue_mode >= 2: |
| logging.info('Sending the CL to the CQ...') |
| cmd.extend(['-o', 'label=Bot-Commit+1']) |
| cmd.extend(['-o', 'label=Commit-Queue+2']) |
| cmd.extend(['--send-mail', '--cc', ','.join(cc_recipients)]) |
| elif commit_queue_mode >= 1: |
| logging.info('Starting CQ dry run...') |
| cmd.extend(['-o', 'label=Commit-Queue+1']) |
| extra_env = { |
| 'EDITOR': 'true', |
| 'SKIP_GCE_AUTH_FOR_GIT': '1', |
| } |
| stdout, stderr = _RunCommand(cmd, extra_env=extra_env) |
| logging.debug('Output from "git cl upload":\nstdout:\n%s\n\nstderr:\n%s', |
| stdout, stderr) |
| |
| |
| def GetRollRevisionRanges(opts, webrtc_deps): |
| current_cr_rev = webrtc_deps['vars']['chromium_revision'] |
| new_cr_rev = opts.revision |
| if not new_cr_rev: |
| stdout, _ = _RunCommand(['git', 'ls-remote', CHROMIUM_SRC_URL, 'HEAD']) |
| head_rev = stdout.strip().split('\t')[0] |
| logging.info('No revision specified. Using HEAD: %s', head_rev) |
| new_cr_rev = head_rev |
| |
| return ChromiumRevisionUpdate(current_cr_rev, new_cr_rev) |
| |
| |
| def main(): |
| p = argparse.ArgumentParser() |
| p.add_argument('--clean', |
| action='store_true', |
| default=False, |
| help='Removes any previous local roll branch.') |
| p.add_argument('-r', |
| '--revision', |
| help=('Chromium Git revision to roll to. Defaults to the ' |
| 'Chromium HEAD revision if omitted.')) |
| p.add_argument( |
| '--dry-run', |
| action='store_true', |
| default=False, |
| help=('Calculate changes and modify DEPS, but don\'t create ' |
| 'any local branch, commit, upload CL or send any ' |
| 'tryjobs.')) |
| p.add_argument( |
| '-i', |
| '--ignore-unclean-workdir', |
| action='store_true', |
| default=False, |
| help=('Ignore if the current branch is not main or if there ' |
| 'are uncommitted changes (default: %(default)s).')) |
| grp = p.add_mutually_exclusive_group() |
| grp.add_argument( |
| '--skip-cq', |
| action='store_true', |
| default=False, |
| help='Skip sending the CL to the CQ (default: %(default)s)') |
| grp.add_argument('--cq-over', |
| type=int, |
| default=1, |
| help=('Commit queue dry run if the revision difference ' |
| 'is below this number (default: %(default)s)')) |
| p.add_argument('-v', |
| '--verbose', |
| action='store_true', |
| default=False, |
| help='Be extra verbose in printing of log messages.') |
| opts = p.parse_args() |
| |
| if opts.verbose: |
| logging.basicConfig(level=logging.DEBUG) |
| else: |
| logging.basicConfig(level=logging.INFO) |
| |
| if not opts.ignore_unclean_workdir and not _IsTreeClean(): |
| logging.error('Please clean your local checkout first.') |
| return 1 |
| |
| if opts.clean: |
| _RemovePreviousRollBranch(opts.dry_run) |
| |
| if not opts.ignore_unclean_workdir: |
| _EnsureUpdatedMainBranch(opts.dry_run) |
| |
| deps_filename = os.path.join(CHECKOUT_SRC_DIR, 'DEPS') |
| webrtc_deps = ParseLocalDepsFile(deps_filename) |
| |
| rev_update = GetRollRevisionRanges(opts, webrtc_deps) |
| |
| current_commit_pos = ParseCommitPosition( |
| ReadRemoteCrCommit(rev_update.current_chromium_rev)) |
| new_commit_pos = ParseCommitPosition( |
| ReadRemoteCrCommit(rev_update.new_chromium_rev)) |
| |
| new_cr_content = ReadRemoteCrFile('DEPS', rev_update.new_chromium_rev) |
| new_cr_deps = ParseDepsDict(new_cr_content) |
| changed_deps = CalculateChangedDeps(webrtc_deps, new_cr_deps) |
| # Discard other deps, assumed to be chromium-only dependencies. |
| new_generated_android_deps, _ = FindAddedDeps(webrtc_deps, new_cr_deps) |
| removed_generated_android_deps, other_deps = FindRemovedDeps( |
| webrtc_deps, new_cr_deps) |
| if other_deps: |
| raise RollError('WebRTC DEPS entries are missing from Chromium: %s.\n' |
| 'Remove them or add them to either ' |
| 'WEBRTC_ONLY_DEPS or DONT_AUTOROLL_THESE.' % |
| other_deps) |
| clang_change = CalculateChangedClang(rev_update.new_chromium_rev) |
| commit_msg = GenerateCommitMessage( |
| rev_update, |
| current_commit_pos, |
| new_commit_pos, |
| changed_deps, |
| added_deps_paths=new_generated_android_deps, |
| removed_deps_paths=removed_generated_android_deps, |
| clang_change=clang_change) |
| logging.debug('Commit message:\n%s', commit_msg) |
| |
| _CreateRollBranch(opts.dry_run) |
| if not opts.dry_run: |
| UpdateDepsFile(deps_filename, rev_update, changed_deps, new_cr_content) |
| if _IsTreeClean(): |
| logging.info("No DEPS changes detected, skipping CL creation.") |
| else: |
| _LocalCommit(commit_msg, opts.dry_run) |
| commit_queue_mode = ChooseCQMode(opts.skip_cq, opts.cq_over, |
| current_commit_pos, new_commit_pos) |
| logging.info('Uploading CL...') |
| if not opts.dry_run: |
| _UploadCL(commit_queue_mode, _GetCcRecipients(changed_deps)) |
| return 0 |
| |
| |
| if __name__ == '__main__': |
| sys.exit(main()) |
