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| 1 #!/usr/bin/env python |
| 2 # Copyright 2014 the V8 project authors. All rights reserved. |
| 3 # Use of this source code is governed by a BSD-style license that can be |
| 4 # found in the LICENSE file. |
| 5 |
| 6 import argparse |
| 7 import json |
| 8 import os |
| 9 import sys |
| 10 import urllib |
| 11 |
| 12 from common_includes import * |
| 13 import chromium_roll |
| 14 |
| 15 CR_DEPS_URL = 'http://src.chromium.org/svn/trunk/src/DEPS' |
| 16 |
| 17 class CheckActiveRoll(Step): |
| 18 MESSAGE = "Check active roll." |
| 19 |
| 20 @staticmethod |
| 21 def ContainsChromiumRoll(changes): |
| 22 for change in changes: |
| 23 if change["subject"].startswith("Update V8 to"): |
| 24 return True |
| 25 return False |
| 26 |
| 27 def RunStep(self): |
| 28 params = { |
| 29 "closed": 3, |
| 30 "owner": self._options.author, |
| 31 "limit": 30, |
| 32 "format": "json", |
| 33 } |
| 34 params = urllib.urlencode(params) |
| 35 search_url = "https://codereview.chromium.org/search" |
| 36 result = self.ReadURL(search_url, params, wait_plan=[5, 20]) |
| 37 if self.ContainsChromiumRoll(json.loads(result)["results"]): |
| 38 print "Stop due to existing Chromium roll." |
| 39 return True |
| 40 |
| 41 |
| 42 class DetectLastPush(Step): |
| 43 MESSAGE = "Detect commit ID of the last push to trunk." |
| 44 |
| 45 def RunStep(self): |
| 46 push_hash = self.FindLastTrunkPush() |
| 47 self["last_push"] = self.GitSVNFindSVNRev(push_hash) |
| 48 |
| 49 |
| 50 class DetectLastRoll(Step): |
| 51 MESSAGE = "Detect commit ID of the last Chromium roll." |
| 52 |
| 53 def RunStep(self): |
| 54 # Interpret the DEPS file to retrieve the v8 revision. |
| 55 Var = lambda var: '%s' |
| 56 exec(self.ReadURL(CR_DEPS_URL)) |
| 57 last_roll = vars['v8_revision'] |
| 58 if last_roll >= self["last_push"]: |
| 59 print("There is no newer v8 revision than the one in Chromium (%s)." |
| 60 % last_roll) |
| 61 return True |
| 62 |
| 63 |
| 64 class RollChromium(Step): |
| 65 MESSAGE = "Roll V8 into Chromium." |
| 66 |
| 67 def RunStep(self): |
| 68 if self._options.roll: |
| 69 R = chromium_roll.ChromiumRoll |
| 70 self._side_effect_handler.Call( |
| 71 R(chromium_roll.CONFIG, self._side_effect_handler).Run, |
| 72 ["--author", self._options.author, |
| 73 "--reviewer", self._options.reviewer, |
| 74 "--chromium", self._options.chromium, |
| 75 "--force"]) |
| 76 |
| 77 |
| 78 class AutoRoll(ScriptsBase): |
| 79 def _PrepareOptions(self, parser): |
| 80 group = parser.add_mutually_exclusive_group() |
| 81 parser.add_argument("-c", "--chromium", required=True, |
| 82 help=("The path to your Chromium src/ " |
| 83 "directory to automate the V8 roll.")) |
| 84 parser.add_argument("--roll", |
| 85 help="Make Chromium roll. Dry run if unspecified.", |
| 86 default=False, action="store_true") |
| 87 |
| 88 def _ProcessOptions(self, options): # pragma: no cover |
| 89 if not options.reviewer: |
| 90 print "A reviewer (-r) is required." |
| 91 return False |
| 92 if not options.author: |
| 93 print "An author (-a) is required." |
| 94 return False |
| 95 return True |
| 96 |
| 97 def _Steps(self): |
| 98 return [ |
| 99 CheckActiveRoll, |
| 100 DetectLastPush, |
| 101 DetectLastRoll, |
| 102 RollChromium, |
| 103 ] |
| 104 |
| 105 |
| 106 if __name__ == "__main__": # pragma: no cover |
| 107 sys.exit(AutoRoll(CONFIG).Run()) |
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