| # Copyright (C) 2019 The Android Open Source Project | 
 | # | 
 | # Licensed under the Apache License, Version 2.0 (the "License"); | 
 | # you may not use this file except in compliance with the License. | 
 | # You may obtain a copy of the License at | 
 | # | 
 | #      http://www.apache.org/licenses/LICENSE-2.0 | 
 | # | 
 | # Unless required by applicable law or agreed to in writing, software | 
 | # distributed under the License is distributed on an "AS IS" BASIS, | 
 | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
 | # See the License for the specific language governing permissions and | 
 | # limitations under the License. | 
 |  | 
 | runtime: python27 | 
 | service: controller | 
 | api_version: 1 | 
 | threadsafe: yes | 
 |  | 
 | # B4 := 2.4 GHz 1024 MB | 
 | instance_class: B4 | 
 | manual_scaling: | 
 |   instances: 1 | 
 |  | 
 | # Login: admin is to avoid exposing the controller to the public and directly | 
 | # poking at its internals. These endpoints are hit only by the tasks posted | 
 | # by the controller itself. Everything happens as a continuation of either the | 
 | # /_ah/start call or the Cron job calls (see cron.yaml). | 
 | handlers: | 
 | - url: (/controller/.*)|(/_ah/.*) | 
 |   script: controller.app | 
 |   login: admin |