Use luci-config for infrequently changing settings, part 2.

appengine/auth_service/config.py

 # Copyright 2015 The Swarming Authors. All rights reserved.
 # Use of this source code is governed by the Apache v2.0 license that can be
 # found in the LICENSE file.
 
-"""Adapter between luci-config client and the rest of auth_service."""
+"""Adapter between config service client and the rest of auth_service."""
 
 import logging
 
 from components import config
 
 
 def is_remote_configured():
-  """True if luci-config backend URL is defined.
+  """True if config service backend URL is defined.
 
-  If luci-config backend URL is not set auth_service will use datastore
+  If config service backend URL is not set auth_service will use datastore
   as source of truth for configuration (with some simple web UI to change it).
 
-  If luci-config backend URL is set, UI for config management will be read only
-  and all config changes must be performed through luci-config.
+  If config service backend URL is set, UI for config management will be read
+  only and all config changes must be performed through the config service.
   """
   return bool(get_remote_url())
 
 
 def get_remote_url():
-  """Returns URL of luci-config service if configured, to display in UI."""
+  """Returns URL of a config service if configured, to display in UI."""
   settings = config.ConfigSettings.cached()
   if settings and settings.service_hostname:
     return 'https://%s' % settings.service_hostname
   return None
 
 
 def refetch_config():
-  """Refetches all configs from luci-config (if enabled).
+  """Refetches all configs from a config service (if enabled).
 
   Called as a cron job.
   """
   if not is_remote_configured():
     logging.info('Remote is not configured')
     return
   # TODO(vadimsh): Implement, add to cron.yaml when implemented.