Change auto-roll to auto-push for automatic trunk pushes.

tools/push-to-trunk/auto_roll.py

Index: tools/push-to-trunk/auto_roll.py
diff --git a/tools/push-to-trunk/auto_roll.py b/tools/push-to-trunk/auto_roll.py
deleted file mode 100755
index 6ae24d3879baae5e3acd0e6d4d8c065161543115..0000000000000000000000000000000000000000
--- a/tools/push-to-trunk/auto_roll.py
+++ /dev/null
@@ -1,178 +0,0 @@
-#!/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 argparse
-import json
-import os
-import re
-import sys
-import urllib
-
-from common_includes import *
-import push_to_trunk
-
-SETTINGS_LOCATION = "SETTINGS_LOCATION"
-
-CONFIG = {
-  PERSISTFILE_BASENAME: "/tmp/v8-auto-roll-tempfile",
-  DOT_GIT_LOCATION: ".git",
-  SETTINGS_LOCATION: "~/.auto-roll",
-}
-
-PUSH_MESSAGE_RE = re.compile(r".* \(based on bleeding_edge revision r(\d+)\)$")
-
-
-class Preparation(Step):
-  MESSAGE = "Preparation."
-
-  def RunStep(self):
-    self.InitialEnvironmentChecks()
-    self.CommonPrepare()
-
-
-class CheckAutoRollSettings(Step):
-  MESSAGE = "Checking settings file."
-
-  def RunStep(self):
-    settings_file = os.path.realpath(self.Config(SETTINGS_LOCATION))
-    if os.path.exists(settings_file):
-      settings_dict = json.loads(FileToText(settings_file))
-      if settings_dict.get("enable_auto_roll") is False:
-        self.Die("Push to trunk disabled by auto-roll settings file: %s"
-                 % settings_file)
-
-
-class CheckTreeStatus(Step):
-  MESSAGE = "Checking v8 tree status message."
-
-  def RunStep(self):
-    status_url = "https://v8-status.appspot.com/current?format=json"
-    status_json = self.ReadURL(status_url, wait_plan=[5, 20, 300, 300])
-    self["tree_message"] = json.loads(status_json)["message"]
-    if re.search(r"nopush|no push", self["tree_message"], flags=re.I):
-      self.Die("Push to trunk disabled by tree state: %s"
-               % self["tree_message"])
-
-
-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["lkgr"] = self.ReadURL(lkgr_url, wait_plan=[5, 20, 300, 300])
-
-
-class CheckLastPush(Step):
-  MESSAGE = "Checking last V8 push to trunk."
-
-  def RunStep(self):
-    last_push = self.FindLastTrunkPush()
-
-    # Retrieve the bleeding edge revision of the last push from the text in
-    # the push commit message.
-    last_push_title = self.GitLog(n=1, format="%s", git_hash=last_push)
-    last_push_be = PUSH_MESSAGE_RE.match(last_push_title).group(1)
-
-    if not last_push_be:  # pragma: no cover
-      self.Die("Could not retrieve bleeding edge revision for trunk push %s"
-               % last_push)
-
-    # TODO(machenbach): This metric counts all revisions. It could be
-    # improved by counting only the revisions on bleeding_edge.
-    if int(self["lkgr"]) - int(last_push_be) < 10:  # pragma: no cover
-      # This makes sure the script doesn't push twice in a row when the cron
-      # job retries several times.
-      self.Die("Last push too recently: %s" % last_push_be)
-
-
-class PushToTrunk(Step):
-  MESSAGE = "Pushing to trunk if specified."
-
-  def PushTreeStatus(self, message):
-    if not self._options.status_password:
-      print "Skipping tree status update without password file."
-      return
-    params = {
-      "message": message,
-      "username": "v8-auto-roll@chromium.org",
-      "password": FileToText(self._options.status_password).strip(),
-    }
-    params = urllib.urlencode(params)
-    print "Pushing tree status: '%s'" % message
-    self.ReadURL("https://v8-status.appspot.com/status", params,
-                 wait_plan=[5, 20])
-
-  def RunStep(self):
-    print "Pushing lkgr %s to trunk." % self["lkgr"]
-    self.PushTreeStatus("Tree is closed (preparing to push)")
-
-    # TODO(machenbach): Update the script before calling it.
-    try:
-      if self._options.push:
-        P = push_to_trunk.PushToTrunk
-        self._side_effect_handler.Call(
-            P(push_to_trunk.CONFIG, self._side_effect_handler).Run,
-            ["--author", self._options.author,
-             "--reviewer", self._options.reviewer,
-             "--revision", self["lkgr"],
-             "--force"])
-    finally:
-      self.PushTreeStatus(self["tree_message"])
-
-
-class AutoRoll(ScriptsBase):
-  def _PrepareOptions(self, parser):
-    parser.add_argument("-c", "--chromium",
-                        help=("Deprecated."))
-    parser.add_argument("-p", "--push",
-                        help="Push to trunk. Dry run if unspecified.",
-                        default=False, action="store_true")
-    parser.add_argument("--status-password",
-                        help="A file with the password to the status app.")
-
-  def _ProcessOptions(self, options):
-    if not options.author or not options.reviewer:  # pragma: no cover
-      print "You need to specify author and reviewer."
-      return False
-    options.requires_editor = False
-    return True
-
-  def _Steps(self):
-    return [
-      Preparation,
-      CheckAutoRollSettings,
-      CheckTreeStatus,
-      FetchLKGR,
-      CheckLastPush,
-      PushToTrunk,
-    ]
-
-
-if __name__ == "__main__":  # pragma: no cover
-  sys.exit(AutoRoll(CONFIG).Run())