| #!/usr/bin/env python |
| |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you 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. |
| |
| import mesos |
| import pickle |
| import time |
| |
| |
| class NestedExecutor(mesos.Executor): |
| def __init__(self): |
| mesos.Executor.__init__(self) |
| self.tid = -1 |
| |
| def registered(self, driver, executorInfo, frameworkInfo, slaveInfo): |
| self.frameworkId = frameworkInfo.id; |
| |
| def launchTask(self, driver, task): |
| self.tid = task.taskId |
| duration = pickle.loads(task.arg) |
| print "(%s:%d) Sleeping for %s seconds." % (self.fid, self.tid, duration) |
| # TODO(benh): Don't sleep, this blocks the event loop! |
| time.sleep(duration) |
| status = mesos.TaskStatus(self.tid, mesos.TASK_FINISHED, "") |
| driver.sendStatusUpdate(status) |
| time.sleep(1) |
| |
| def killTask(self, driver, tid): |
| if (self.tid != tid): |
| print "Expecting different task id ... killing anyway!" |
| status = mesos.TaskStatus(tid, mesos.TASK_FINISHED, "") |
| driver.sendStatusUpdate(status) |
| |
| def error(self, driver, code, message): |
| print "Error: %s" % message |
| |
| |
| if __name__ == "__main__": |
| mesos.MesosExecutorDriver(NestedExecutor()).run() |