0ba1c23cd1
No-Try: true Bug: chromium:1106435 Change-Id: I120d3930e4e8be7010d8d1f1928829ca0882638d Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2304578 Reviewed-by: Tamer Tas <tmrts@chromium.org> Commit-Queue: Michael Achenbach <machenbach@chromium.org> Cr-Commit-Position: refs/heads/master@{#68913}
239 lines
8.1 KiB
Python
Executable File
239 lines
8.1 KiB
Python
Executable File
#!/usr/bin/env python
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# Copyright 2014 the V8 project authors. All rights reserved.
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# for py2/py3 compatibility
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from __future__ import print_function
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import argparse
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import os
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import sys
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from common_includes import *
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ROLL_SUMMARY = ("Summary of changes available at:\n"
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"https://chromium.googlesource.com/v8/v8/+log/%s..%s")
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ISSUE_MSG = (
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"""Please follow these instructions for assigning/CC'ing issues:
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https://v8.dev/docs/triage-issues
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Please close rolling in case of a roll revert:
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https://v8-roll.appspot.com/
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This only works with a Google account.
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CQ_INCLUDE_TRYBOTS=luci.chromium.try:linux-blink-rel
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CQ_INCLUDE_TRYBOTS=luci.chromium.try:linux_optional_gpu_tests_rel
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CQ_INCLUDE_TRYBOTS=luci.chromium.try:mac_optional_gpu_tests_rel
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CQ_INCLUDE_TRYBOTS=luci.chromium.try:win_optional_gpu_tests_rel
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CQ_INCLUDE_TRYBOTS=luci.chromium.try:android_optional_gpu_tests_rel""")
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class Preparation(Step):
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MESSAGE = "Preparation."
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def RunStep(self):
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self['json_output']['monitoring_state'] = 'preparation'
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# Update v8 remote tracking branches.
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self.GitFetchOrigin()
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self.Git("fetch origin +refs/tags/*:refs/tags/*")
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class DetectLastRoll(Step):
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MESSAGE = "Detect commit ID of the last Chromium roll."
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def RunStep(self):
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self['json_output']['monitoring_state'] = 'detect_last_roll'
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self["last_roll"] = self._options.last_roll
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if not self["last_roll"]:
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# Get last-rolled v8 revision from Chromium's DEPS file.
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self["last_roll"] = self.Command(
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"gclient", "getdep -r src/v8", cwd=self._options.chromium).strip()
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self["last_version"] = self.GetVersionTag(self["last_roll"])
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assert self["last_version"], "The last rolled v8 revision is not tagged."
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class DetectRevisionToRoll(Step):
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MESSAGE = "Detect commit ID of the V8 revision to roll."
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def RunStep(self):
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self['json_output']['monitoring_state'] = 'detect_revision'
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self["roll"] = self._options.revision
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if self["roll"]:
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# If the revision was passed on the cmd line, continue script execution
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# in the next step.
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return False
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# The revision that should be rolled. Check for the latest of the most
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# recent releases based on commit timestamp.
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revisions = self.GetRecentReleases(
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max_age=self._options.max_age * DAY_IN_SECONDS)
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assert revisions, "Didn't find any recent release."
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# There must be some progress between the last roll and the new candidate
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# revision (i.e. we don't go backwards). The revisions are ordered newest
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# to oldest. It is possible that the newest timestamp has no progress
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# compared to the last roll, i.e. if the newest release is a cherry-pick
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# on a release branch. Then we look further.
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for revision in revisions:
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version = self.GetVersionTag(revision)
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assert version, "Internal error. All recent releases should have a tag"
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if SortingKey(self["last_version"]) < SortingKey(version):
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self["roll"] = revision
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break
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else:
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print("There is no newer v8 revision than the one in Chromium (%s)."
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% self["last_roll"])
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self['json_output']['monitoring_state'] = 'up_to_date'
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return True
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class PrepareRollCandidate(Step):
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MESSAGE = "Robustness checks of the roll candidate."
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def RunStep(self):
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self['json_output']['monitoring_state'] = 'prepare_candidate'
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self["roll_title"] = self.GitLog(n=1, format="%s",
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git_hash=self["roll"])
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# Make sure the last roll and the roll candidate are releases.
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version = self.GetVersionTag(self["roll"])
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assert version, "The revision to roll is not tagged."
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version = self.GetVersionTag(self["last_roll"])
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assert version, "The revision used as last roll is not tagged."
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class SwitchChromium(Step):
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MESSAGE = "Switch to Chromium checkout."
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def RunStep(self):
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self['json_output']['monitoring_state'] = 'switch_chromium'
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cwd = self._options.chromium
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self.InitialEnvironmentChecks(cwd)
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# Check for a clean workdir.
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if not self.GitIsWorkdirClean(cwd=cwd): # pragma: no cover
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self.Die("Workspace is not clean. Please commit or undo your changes.")
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# Assert that the DEPS file is there.
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if not os.path.exists(os.path.join(cwd, "DEPS")): # pragma: no cover
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self.Die("DEPS file not present.")
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class UpdateChromiumCheckout(Step):
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MESSAGE = "Update the checkout and create a new branch."
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def RunStep(self):
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self['json_output']['monitoring_state'] = 'update_chromium'
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cwd = self._options.chromium
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self.GitCheckout("master", cwd=cwd)
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self.DeleteBranch("work-branch", cwd=cwd)
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self.GitPull(cwd=cwd)
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# Update v8 remotes.
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self.GitFetchOrigin()
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self.GitCreateBranch("work-branch", cwd=cwd)
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class UploadCL(Step):
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MESSAGE = "Create and upload CL."
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def RunStep(self):
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self['json_output']['monitoring_state'] = 'upload'
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cwd = self._options.chromium
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# Patch DEPS file.
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if self.Command("gclient", "setdep -r src/v8@%s" %
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self["roll"], cwd=cwd) is None:
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self.Die("Failed to create deps for %s" % self["roll"])
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message = []
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message.append("Update V8 to %s." % self["roll_title"].lower())
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message.append(
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ROLL_SUMMARY % (self["last_roll"][:8], self["roll"][:8]))
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message.append(ISSUE_MSG)
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message.append("TBR=%s" % self._options.reviewer)
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self.GitCommit("\n\n".join(message), author=self._options.author, cwd=cwd)
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if not self._options.dry_run:
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self.GitUpload(force=True,
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bypass_hooks=True,
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cq=self._options.use_commit_queue,
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cq_dry_run=self._options.use_dry_run,
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cwd=cwd)
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print("CL uploaded.")
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else:
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print("Dry run - don't upload.")
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self.GitCheckout("master", cwd=cwd)
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self.GitDeleteBranch("work-branch", cwd=cwd)
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class CleanUp(Step):
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MESSAGE = "Done!"
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def RunStep(self):
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self['json_output']['monitoring_state'] = 'success'
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print("Congratulations, you have successfully rolled %s into "
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"Chromium."
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% self["roll"])
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# Clean up all temporary files.
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Command("rm", "-f %s*" % self._config["PERSISTFILE_BASENAME"])
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class AutoRoll(ScriptsBase):
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def _PrepareOptions(self, parser):
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parser.add_argument("-c", "--chromium", required=True,
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help=("The path to your Chromium src/ "
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"directory to automate the V8 roll."))
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parser.add_argument("--last-roll",
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help="The git commit ID of the last rolled version. "
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"Auto-detected if not specified.")
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parser.add_argument("--max-age", default=7, type=int,
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help="Maximum age in days of the latest release.")
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parser.add_argument("--revision",
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help="Revision to roll. Auto-detected if not "
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"specified."),
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parser.add_argument("--roll", help="Deprecated.",
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default=True, action="store_true")
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group = parser.add_mutually_exclusive_group()
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group.add_argument("--use-commit-queue",
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help="Trigger the CQ full run on upload.",
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default=False, action="store_true")
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group.add_argument("--use-dry-run",
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help="Trigger the CQ dry run on upload.",
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default=True, action="store_true")
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def _ProcessOptions(self, options): # pragma: no cover
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if not options.author or not options.reviewer:
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print("A reviewer (-r) and an author (-a) are required.")
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return False
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options.requires_editor = False
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options.force = True
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options.manual = False
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return True
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def _Config(self):
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return {
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"PERSISTFILE_BASENAME": "/tmp/v8-chromium-roll-tempfile",
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}
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def _Steps(self):
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return [
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Preparation,
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DetectLastRoll,
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DetectRevisionToRoll,
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PrepareRollCandidate,
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SwitchChromium,
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UpdateChromiumCheckout,
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UploadCL,
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CleanUp,
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]
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if __name__ == "__main__": # pragma: no cover
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sys.exit(AutoRoll().Run())
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