| #!/usr/bin/env python |
| # Copyright 2013 the V8 project authors. All rights reserved. |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: |
| # |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above |
| # copyright notice, this list of conditions and the following |
| # disclaimer in the documentation and/or other materials provided |
| # with the distribution. |
| # * Neither the name of Google Inc. nor the names of its |
| # contributors may be used to endorse or promote products derived |
| # from this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| import optparse |
| import re |
| import sys |
| |
| from common_includes import * |
| |
| CONFIG = { |
| PERSISTFILE_BASENAME: "/tmp/v8-auto-roll-tempfile", |
| DOT_GIT_LOCATION: ".git", |
| } |
| |
| |
| class Preparation(Step): |
| MESSAGE = "Preparation." |
| |
| def RunStep(self): |
| self.InitialEnvironmentChecks() |
| self.CommonPrepare() |
| |
| |
| class FetchLatestRevision(Step): |
| MESSAGE = "Fetching latest V8 revision." |
| |
| def RunStep(self): |
| log = self.Git("svn log -1 --oneline").strip() |
| match = re.match(r"^r(\d+) ", log) |
| if not match: |
| self.Die("Could not extract current svn revision from log.") |
| self.Persist("latest", match.group(1)) |
| |
| |
| class FetchLKGR(Step): |
| MESSAGE = "Fetching V8 LKGR." |
| |
| def RunStep(self): |
| lkgr_url = "https://v8-status.appspot.com/lkgr" |
| # Retry several times since app engine might have issues. |
| self.Persist("lkgr", self.ReadURL(lkgr_url, wait_plan=[5, 20, 300, 300])) |
| |
| |
| class PushToTrunk(Step): |
| MESSAGE = "Pushing to trunk if possible." |
| |
| def RunStep(self): |
| self.RestoreIfUnset("latest") |
| self.RestoreIfUnset("lkgr") |
| latest = int(self._state["latest"]) |
| lkgr = int(self._state["lkgr"]) |
| if latest == lkgr: |
| print "ToT (r%d) is clean. Pushing to trunk." % latest |
| # TODO(machenbach): Call push to trunk script. |
| else: |
| print("ToT (r%d) is ahead of the LKGR (r%d). Skipping push to trunk." |
| % (latest, lkgr)) |
| |
| |
| def RunAutoRoll(config, |
| options, |
| side_effect_handler=DEFAULT_SIDE_EFFECT_HANDLER): |
| step_classes = [ |
| Preparation, |
| FetchLatestRevision, |
| FetchLKGR, |
| PushToTrunk, |
| ] |
| RunScript(step_classes, config, options, side_effect_handler) |
| |
| |
| def BuildOptions(): |
| result = optparse.OptionParser() |
| result.add_option("-s", "--step", dest="s", |
| help="Specify the step where to start work. Default: 0.", |
| default=0, type="int") |
| return result |
| |
| |
| def Main(): |
| parser = BuildOptions() |
| (options, args) = parser.parse_args() |
| RunAutoRoll(CONFIG, options) |
| |
| if __name__ == "__main__": |
| sys.exit(Main()) |