WebRTC: Bot for autorolling WebRTC+libjingle in Chromium DEPS.

scripts/slave/recipes/webrtc/auto_roll_chromium_deps.py

-# Copyright 2014 The Chromium Authors. All rights reserved.
+# Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 DEPS = [
   'bot_update',
   'chromium',
   'gclient',
   'json',
   'path',
   'properties',
   'python',
   'raw_io',
   'step',
   'url',
 ]
 
 
+LKGR_URL = 'https://webrtc-status.appspot.com/lkgr'
+
+
 def ContainsChromiumRoll(changes):
   for change in changes:
-    if change['subject'].startswith('Update V8 to'):
+    if change['subject'].startswith('Roll WebRTC '):
       return True
   return False
 
 
 def RunSteps(api):
   api.chromium.cleanup_temp()
   api.gclient.set_config('chromium')
-  api.gclient.apply_config('v8_bleeding_edge_git')
 
   step_result = api.python(
       'check roll status',
       api.path['build'].join('scripts', 'tools', 'runit.py'),
       [api.path['build'].join('scripts', 'tools', 'pycurl.py'),
-       'https://v8-roll.appspot.com/status'],
+       'https://webrtc-roll.appspot.com/status'],
       stdout=api.raw_io.output(),
       step_test_data=lambda: api.raw_io.test_api.stream_output(
           '1', stream='stdout')
   )
   step_result.presentation.logs['stdout'] = step_result.stdout.splitlines()
   if step_result.stdout.strip() != '1':
     step_result.presentation.step_text = 'Rolling deactivated'
     return
   else:
     step_result.presentation.step_text = 'Rolling activated'
 
   params = {
     'closed': 3,
-    'owner': 'v8-autoroll@chromium.org',
+    'owner': 'webrtc-autoroll@chromium.org',
     'limit': 30,
     'format': 'json',
   }
 
   params = api.url.urlencode(params)
   search_url = 'https://codereview.chromium.org/search?' + params
 
   result = api.url.fetch(
       search_url,
       'check active roll',
       step_test_data=lambda: api.raw_io.test_api.output('{"results": []}')
   )
   if ContainsChromiumRoll(api.json.loads(result)['results']):
     api.step.active_result.presentation.step_text = 'Active rolls found.'
     return
 
   # Prevent race with gnumbd by waiting.
   api.python.inline(
       'wait for gnumbd',
       'import time; time.sleep(20)',
   )
 
   api.bot_update.ensure_checkout(force=True, no_shallow=True)
 
+  # Get the LKGR revision.
+  result = api.url.fetch(
+      LKGR_URL,
+      'get lkgr revision',
+      step_test_data=lambda: api.raw_io.test_api.output('deadbeef')
+  )
+
   api.python(
       'roll deps',
-      api.path['checkout'].join(
-          'v8', 'tools', 'release', 'auto_roll.py'),
-      ['--chromium', api.path['checkout'],
-       '--author', 'v8-autoroll@chromium.org',
-       '--reviewer',
-       'hablich@chromium.org,machenbach@chromium.org,'
-       'yangguo@chromium.org,vogelheim@chromium.org',
-       '--roll',
-       '--work-dir', api.path['slave_build'].join('workdir')],
-      cwd=api.path['checkout'].join('v8'),
-    )
+      api.path['checkout'].join('tools', 'roll_webrtc.py'),
+      ['--revision', result, '--wait-for-trybots', '--close-previous-roll',
+       '--verbose'],
+      cwd=api.path['checkout'],
+  )
 
 
 def GenTests(api):
-  yield api.test('standard') + api.properties.generic(
-      mastername='client.v8.fyi')
+  yield (api.test('standard') +
+      api.properties.generic(mastername='client.webrtc.fyi')
+  )
   yield (api.test('rolling_deactivated') +
-      api.properties.generic(mastername='client.v8') +
+      api.properties.generic(mastername='client.webrtc.fyi') +
       api.override_step_data(
           'check roll status', api.raw_io.stream_output('0', stream='stdout'))
-    )
+  )
   yield (api.test('active_roll') +
-      api.properties.generic(mastername='client.v8') +
+      api.properties.generic(mastername='client.webrtc.fyi') +
       api.override_step_data(
           'check active roll', api.raw_io.output(
-              '{"results": [{"subject": "Update V8 to foo"}]}'))
-    )
-
+              '{"results": [{"subject": "Roll WebRTC to 123"}]}'))
+  )