Docserver: Persist stat cache for versioned file systems

chrome/common/extensions/docs/server2/cron_servlet.py

 # Copyright 2013 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.
 
 import time
 import traceback
 
 from app_yaml_helper import AppYamlHelper
 from appengine_wrappers import IsDeadlineExceededError, logservice, taskqueue
 from branch_utility import BranchUtility
@@ skipping 96 matching lines @@
                  [('content_providers', server_instance.content_providers),
                   ('platform_bundle', server_instance.platform_bundle)])
       title = 'initializing %s parallel targets' % len(targets)
       _log.info(title)
       timer = Timer()
       for name, target in targets:
         refresh_paths = target.GetRefreshPaths()
         for path in refresh_paths:
           queue.add(taskqueue.Task(url='/_refresh/%s/%s' % (name, path),
                                    params={'commit': master_commit}))
+      queue.add(taskqueue.Task(url='/_refresh/instance_master',
+                               params={'commit': master_commit}))
       _log.info('%s took %s' % (title, timer.Stop().FormatElapsed()))
     except:
       # This should never actually happen (each cron step does its own
       # conservative error checking), so re-raise no matter what it is.
       _log.error('uncaught error: %s' % traceback.format_exc())
       success = False
       raise
     finally:
       _log.info('finished (%s)', 'success' if success else 'FAILED')
       return (Response.Ok('Success') if success else
@@ skipping 52 matching lines @@
     github_file_system_provider = self._delegate.CreateGithubFileSystemProvider(
         object_store_creator)
     gcs_file_system_provider = self._delegate.CreateGCSFileSystemProvider(
         object_store_creator)
     return ServerInstance(object_store_creator,
                           CompiledFileSystem.Factory(object_store_creator),
                           branch_utility,
                           host_file_system_provider,
                           github_file_system_provider,
                           gcs_file_system_provider)