Docserver: Log the Gitiles access token so that it can be re-used in

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

 # Copyright 2014 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.
 
 
 from base64 import b64decode
 from itertools import izip
 import json
 import logging
 import posixpath
@@ skipping 35 matching lines @@
   '''
   tree = _ParseGitilesJson(json_data)
   return StatInfo(tree['id'],
                   dict((e['name'], e['id']) for e in tree['entries']))
 
 
 class GitilesFileSystem(FileSystem):
   '''Class to fetch filesystem data from the Chromium project's gitiles
   service.
   '''
-  @staticmethod
-  def Create(branch='master', commit=None):
+  _logged_tokens = set()
+
+  @classmethod
+  def Create(cls, branch='master', commit=None):
     token, _ = app_identity.get_access_token(GITILES_OAUTH2_SCOPE)
+
+    # Log the access token (once per token) so that it can be sneakily re-used
+    # in development.
+    if token not in cls._logged_tokens:
+      logging.info('Got token %s for scope %s' % (token, GITILES_OAUTH2_SCOPE))
+      cls._logged_tokens.add(token)
+
     path_prefix = '' if token is None else _AUTH_PATH_PREFIX
     if commit:
       base_url = '%s%s/%s/%s' % (
           GITILES_BASE, path_prefix, GITILES_SRC_ROOT, commit)
     elif branch is 'master':
       base_url = '%s%s/%s/master' % (
           GITILES_BASE, path_prefix, GITILES_SRC_ROOT)
     else:
       base_url = '%s%s/%s/%s/%s' % (
           GITILES_BASE, path_prefix, GITILES_SRC_ROOT,
@@ skipping 156 matching lines @@
 
   def GetIdentity(self):
     # NOTE: Do not use commit information to create the string identity.
     # Doing so will mess up caching.
     if self._commit is None and self._branch != 'master':
       str_id = '%s/%s/%s/%s' % (
           GITILES_BASE, GITILES_SRC_ROOT, GITILES_BRANCHES_PATH, self._branch)
     else:
       str_id = '%s/%s' % (GITILES_BASE, GITILES_SRC_ROOT)
     return '@'.join((self.__class__.__name__, StringIdentity(str_id)))