| /** |
| * 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. |
| */ |
| package org.apache.hadoop.mapred; |
| |
| |
| import java.io.IOException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.mapreduce.MRJobConfig; |
| import org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager; |
| import org.apache.hadoop.mapreduce.v2.api.records.JobId; |
| import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId; |
| import org.apache.hadoop.mapreduce.v2.api.records.TaskId; |
| import org.apache.hadoop.mapreduce.v2.app.AppContext; |
| import org.apache.hadoop.mapreduce.v2.app.TaskAttemptFinishingMonitor; |
| import org.apache.hadoop.mapreduce.v2.app.job.event.TaskAttemptEvent; |
| import org.apache.hadoop.mapreduce.v2.app.job.event.TaskAttemptEventType; |
| import org.apache.hadoop.mapreduce.v2.app.rm.RMHeartbeatHandler; |
| import org.apache.hadoop.mapreduce.v2.util.MRBuilderUtils; |
| import org.apache.hadoop.yarn.event.Event; |
| import org.apache.hadoop.yarn.event.EventHandler; |
| import org.apache.hadoop.yarn.util.SystemClock; |
| |
| import org.junit.Test; |
| import static org.junit.Assert.assertTrue; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| public class TestTaskAttemptFinishingMonitor { |
| |
| @Test |
| public void testFinshingAttemptTimeout() |
| throws IOException, InterruptedException { |
| SystemClock clock = SystemClock.getInstance(); |
| Configuration conf = new Configuration(); |
| conf.setInt(MRJobConfig.TASK_EXIT_TIMEOUT, 100); |
| conf.setInt(MRJobConfig.TASK_EXIT_TIMEOUT_CHECK_INTERVAL_MS, 10); |
| |
| AppContext appCtx = mock(AppContext.class); |
| JobTokenSecretManager secret = mock(JobTokenSecretManager.class); |
| RMHeartbeatHandler rmHeartbeatHandler = |
| mock(RMHeartbeatHandler.class); |
| MockEventHandler eventHandler = new MockEventHandler(); |
| TaskAttemptFinishingMonitor taskAttemptFinishingMonitor = |
| new TaskAttemptFinishingMonitor(eventHandler); |
| taskAttemptFinishingMonitor.init(conf); |
| taskAttemptFinishingMonitor.start(); |
| |
| when(appCtx.getEventHandler()).thenReturn(eventHandler); |
| when(appCtx.getNMHostname()).thenReturn("0.0.0.0"); |
| when(appCtx.getTaskAttemptFinishingMonitor()).thenReturn( |
| taskAttemptFinishingMonitor); |
| when(appCtx.getClock()).thenReturn(clock); |
| |
| TaskAttemptListenerImpl listener = |
| new TaskAttemptListenerImpl(appCtx, secret, rmHeartbeatHandler, null); |
| |
| listener.init(conf); |
| listener.start(); |
| |
| JobId jid = MRBuilderUtils.newJobId(12345, 1, 1); |
| TaskId tid = MRBuilderUtils.newTaskId(jid, 0, |
| org.apache.hadoop.mapreduce.v2.api.records.TaskType.MAP); |
| TaskAttemptId attemptId = MRBuilderUtils.newTaskAttemptId(tid, 0); |
| appCtx.getTaskAttemptFinishingMonitor().register(attemptId); |
| int check = 0; |
| while ( !eventHandler.timedOut && check++ < 10 ) { |
| Thread.sleep(100); |
| } |
| taskAttemptFinishingMonitor.stop(); |
| |
| assertTrue("Finishing attempt didn't time out.", eventHandler.timedOut); |
| |
| } |
| |
| public static class MockEventHandler implements EventHandler { |
| public boolean timedOut = false; |
| |
| @Override |
| public void handle(Event event) { |
| if (event instanceof TaskAttemptEvent) { |
| TaskAttemptEvent attemptEvent = ((TaskAttemptEvent) event); |
| if (TaskAttemptEventType.TA_TIMED_OUT == attemptEvent.getType()) { |
| timedOut = true; |
| } |
| } |
| } |
| }; |
| |
| } |