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335 lines
11 KiB
335 lines
11 KiB
#!/usr/bin/env python
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# Copyright 2015 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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import argparse
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import os
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import sys
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import tempfile
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import urllib2
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from common_includes import *
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class Preparation(Step):
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MESSAGE = "Preparation."
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def RunStep(self):
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fetchspecs = [
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"+refs/heads/*:refs/heads/*",
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"+refs/pending/*:refs/pending/*",
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"+refs/pending-tags/*:refs/pending-tags/*",
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]
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self.Git("fetch origin %s" % " ".join(fetchspecs))
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self.GitCheckout("origin/master")
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self.DeleteBranch("work-branch")
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class PrepareBranchRevision(Step):
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MESSAGE = "Check from which revision to branch off."
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def RunStep(self):
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self["push_hash"] = (self._options.revision or
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self.GitLog(n=1, format="%H", branch="origin/master"))
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assert self["push_hash"]
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print "Release revision %s" % self["push_hash"]
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class IncrementVersion(Step):
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MESSAGE = "Increment version number."
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def RunStep(self):
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latest_version = self.GetLatestVersion()
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# The version file on master can be used to bump up major/minor at
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# branch time.
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self.GitCheckoutFile(VERSION_FILE, self.vc.RemoteMasterBranch())
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self.ReadAndPersistVersion("master_")
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master_version = self.ArrayToVersion("master_")
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# Use the highest version from master or from tags to determine the new
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# version.
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authoritative_version = sorted(
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[master_version, latest_version], key=SortingKey)[1]
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self.StoreVersion(authoritative_version, "authoritative_")
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# Variables prefixed with 'new_' contain the new version numbers for the
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# ongoing candidates push.
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self["new_major"] = self["authoritative_major"]
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self["new_minor"] = self["authoritative_minor"]
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self["new_build"] = str(int(self["authoritative_build"]) + 1)
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# Make sure patch level is 0 in a new push.
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self["new_patch"] = "0"
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# The new version is not a candidate.
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self["new_candidate"] = "0"
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self["version"] = "%s.%s.%s" % (self["new_major"],
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self["new_minor"],
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self["new_build"])
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print ("Incremented version to %s" % self["version"])
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class DetectLastRelease(Step):
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MESSAGE = "Detect commit ID of last release base."
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def RunStep(self):
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self["last_push_master"] = self.GetLatestReleaseBase()
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class PrepareChangeLog(Step):
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MESSAGE = "Prepare raw ChangeLog entry."
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def Reload(self, body):
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"""Attempts to reload the commit message from rietveld in order to allow
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late changes to the LOG flag. Note: This is brittle to future changes of
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the web page name or structure.
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"""
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match = re.search(r"^Review URL: https://codereview\.chromium\.org/(\d+)$",
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body, flags=re.M)
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if match:
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cl_url = ("https://codereview.chromium.org/%s/description"
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% match.group(1))
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try:
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# Fetch from Rietveld but only retry once with one second delay since
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# there might be many revisions.
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body = self.ReadURL(cl_url, wait_plan=[1])
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except urllib2.URLError: # pragma: no cover
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pass
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return body
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def RunStep(self):
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self["date"] = self.GetDate()
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output = "%s: Version %s\n\n" % (self["date"], self["version"])
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TextToFile(output, self.Config("CHANGELOG_ENTRY_FILE"))
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commits = self.GitLog(format="%H",
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git_hash="%s..%s" % (self["last_push_master"],
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self["push_hash"]))
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# Cache raw commit messages.
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commit_messages = [
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[
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self.GitLog(n=1, format="%s", git_hash=commit),
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self.Reload(self.GitLog(n=1, format="%B", git_hash=commit)),
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self.GitLog(n=1, format="%an", git_hash=commit),
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] for commit in commits.splitlines()
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]
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# Auto-format commit messages.
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body = MakeChangeLogBody(commit_messages, auto_format=True)
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AppendToFile(body, self.Config("CHANGELOG_ENTRY_FILE"))
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msg = (" Performance and stability improvements on all platforms."
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"\n#\n# The change log above is auto-generated. Please review if "
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"all relevant\n# commit messages from the list below are included."
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"\n# All lines starting with # will be stripped.\n#\n")
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AppendToFile(msg, self.Config("CHANGELOG_ENTRY_FILE"))
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# Include unformatted commit messages as a reference in a comment.
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comment_body = MakeComment(MakeChangeLogBody(commit_messages))
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AppendToFile(comment_body, self.Config("CHANGELOG_ENTRY_FILE"))
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class EditChangeLog(Step):
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MESSAGE = "Edit ChangeLog entry."
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def RunStep(self):
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print ("Please press <Return> to have your EDITOR open the ChangeLog "
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"entry, then edit its contents to your liking. When you're done, "
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"save the file and exit your EDITOR. ")
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self.ReadLine(default="")
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self.Editor(self.Config("CHANGELOG_ENTRY_FILE"))
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# Strip comments and reformat with correct indentation.
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changelog_entry = FileToText(self.Config("CHANGELOG_ENTRY_FILE")).rstrip()
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changelog_entry = StripComments(changelog_entry)
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changelog_entry = "\n".join(map(Fill80, changelog_entry.splitlines()))
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changelog_entry = changelog_entry.lstrip()
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if changelog_entry == "": # pragma: no cover
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self.Die("Empty ChangeLog entry.")
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# Safe new change log for adding it later to the candidates patch.
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TextToFile(changelog_entry, self.Config("CHANGELOG_ENTRY_FILE"))
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class MakeBranch(Step):
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MESSAGE = "Create the branch."
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def RunStep(self):
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self.Git("reset --hard origin/master")
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self.Git("checkout -b work-branch %s" % self["push_hash"])
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self.GitCheckoutFile(CHANGELOG_FILE, self["latest_version"])
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self.GitCheckoutFile(VERSION_FILE, self["latest_version"])
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self.GitCheckoutFile(WATCHLISTS_FILE, self["latest_version"])
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class AddChangeLog(Step):
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MESSAGE = "Add ChangeLog changes to release branch."
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def RunStep(self):
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changelog_entry = FileToText(self.Config("CHANGELOG_ENTRY_FILE"))
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old_change_log = FileToText(os.path.join(self.default_cwd, CHANGELOG_FILE))
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new_change_log = "%s\n\n\n%s" % (changelog_entry, old_change_log)
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TextToFile(new_change_log, os.path.join(self.default_cwd, CHANGELOG_FILE))
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class SetVersion(Step):
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MESSAGE = "Set correct version for candidates."
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def RunStep(self):
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self.SetVersion(os.path.join(self.default_cwd, VERSION_FILE), "new_")
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class EnableMergeWatchlist(Step):
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MESSAGE = "Enable watchlist entry for merge notifications."
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def RunStep(self):
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old_watchlist_content = FileToText(os.path.join(self.default_cwd,
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WATCHLISTS_FILE))
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new_watchlist_content = re.sub("(# 'v8-merges@googlegroups\.com',)",
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"'v8-merges@googlegroups.com',",
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old_watchlist_content)
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TextToFile(new_watchlist_content, os.path.join(self.default_cwd,
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WATCHLISTS_FILE))
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class CommitBranch(Step):
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MESSAGE = "Commit version and changelog to new branch."
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def RunStep(self):
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# Convert the ChangeLog entry to commit message format.
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text = FileToText(self.Config("CHANGELOG_ENTRY_FILE"))
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# Remove date and trailing white space.
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text = re.sub(r"^%s: " % self["date"], "", text.rstrip())
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# Remove indentation and merge paragraphs into single long lines, keeping
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# empty lines between them.
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def SplitMapJoin(split_text, fun, join_text):
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return lambda text: join_text.join(map(fun, text.split(split_text)))
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text = SplitMapJoin(
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"\n\n", SplitMapJoin("\n", str.strip, " "), "\n\n")(text)
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if not text: # pragma: no cover
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self.Die("Commit message editing failed.")
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self["commit_title"] = text.splitlines()[0]
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TextToFile(text, self.Config("COMMITMSG_FILE"))
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self.GitCommit(file_name = self.Config("COMMITMSG_FILE"))
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os.remove(self.Config("COMMITMSG_FILE"))
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os.remove(self.Config("CHANGELOG_ENTRY_FILE"))
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class FixBrokenTag(Step):
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MESSAGE = "Check for a missing tag and fix that instead."
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def RunStep(self):
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commit = None
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try:
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commit = self.GitLog(
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n=1, format="%H",
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grep=self["commit_title"],
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branch="origin/%s" % self["version"],
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)
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except GitFailedException:
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# In the normal case, the remote doesn't exist yet and git will fail.
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pass
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if commit:
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print "Found %s. Trying to repair tag and bail out." % self["version"]
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self.Git("tag %s %s" % (self["version"], commit))
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self.Git("push origin refs/tags/%s" % self["version"])
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return True
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class PushBranch(Step):
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MESSAGE = "Push changes."
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def RunStep(self):
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pushspecs = [
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"refs/heads/work-branch:refs/pending/heads/%s" % self["version"],
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"%s:refs/pending-tags/heads/%s" % (self["push_hash"], self["version"]),
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"%s:refs/heads/%s" % (self["push_hash"], self["version"]),
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]
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cmd = "push origin %s" % " ".join(pushspecs)
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if self._options.dry_run:
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print "Dry run. Command:\ngit %s" % cmd
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else:
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self.Git(cmd)
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class TagRevision(Step):
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MESSAGE = "Tag the new revision."
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def RunStep(self):
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if self._options.dry_run:
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print ("Dry run. Tagging \"%s\" with %s" %
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(self["commit_title"], self["version"]))
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else:
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self.vc.Tag(self["version"],
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"origin/%s" % self["version"],
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self["commit_title"])
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class CleanUp(Step):
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MESSAGE = "Done!"
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def RunStep(self):
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print("Congratulations, you have successfully created version %s."
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% self["version"])
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self.GitCheckout("origin/master")
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self.DeleteBranch("work-branch")
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self.Git("gc")
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class CreateRelease(ScriptsBase):
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def _PrepareOptions(self, parser):
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group = parser.add_mutually_exclusive_group()
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group.add_argument("-f", "--force",
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help="Don't prompt the user.",
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default=True, action="store_true")
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group.add_argument("-m", "--manual",
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help="Prompt the user at every important step.",
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default=False, action="store_true")
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parser.add_argument("-R", "--revision",
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help="The git commit ID to push (defaults to HEAD).")
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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 "Reviewer (-r) and author (-a) are required."
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return 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/create-releases-tempfile",
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"CHANGELOG_ENTRY_FILE":
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"/tmp/v8-create-releases-tempfile-changelog-entry",
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"COMMITMSG_FILE": "/tmp/v8-create-releases-tempfile-commitmsg",
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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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PrepareBranchRevision,
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IncrementVersion,
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DetectLastRelease,
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PrepareChangeLog,
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EditChangeLog,
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MakeBranch,
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AddChangeLog,
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SetVersion,
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EnableMergeWatchlist,
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CommitBranch,
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FixBrokenTag,
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PushBranch,
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TagRevision,
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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(CreateRelease().Run())
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