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* 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.mapreduce.v2;
import java.io.File;
import java.io.IOException;
import java.util.EnumSet;
import java.util.List;
import org.junit.Assert;
import org.apache.avro.AvroRemoteException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.SleepJob;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.mapreduce.Counters;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.TypeConverter;
import org.apache.hadoop.mapreduce.v2.api.HSClientProtocol;
import org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetJobReportRequest;
import org.apache.hadoop.mapreduce.v2.api.records.AMInfo;
import org.apache.hadoop.mapreduce.v2.api.records.JobId;
import org.apache.hadoop.mapreduce.v2.api.records.JobReport;
import org.apache.hadoop.mapreduce.v2.jobhistory.JHAdminConfig;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.yarn.api.records.ApplicationAttemptId;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.ContainerId;
import org.apache.hadoop.yarn.ipc.YarnRPC;
import org.apache.hadoop.yarn.server.resourcemanager.rmapp.RMAppState;
import org.apache.hadoop.yarn.util.Records;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class TestMRJobsWithHistoryService {
private static final Log LOG =
LogFactory.getLog(TestMRJobsWithHistoryService.class);
private static final EnumSet<RMAppState> TERMINAL_RM_APP_STATES =
EnumSet.of(RMAppState.FINISHED, RMAppState.FAILED, RMAppState.KILLED);
private static MiniMRYarnCluster mrCluster;
private static Configuration conf = new Configuration();
private static FileSystem localFs;
static {
try {
localFs = FileSystem.getLocal(conf);
} catch (IOException io) {
throw new RuntimeException("problem getting local fs", io);
}
}
private static Path TEST_ROOT_DIR = new Path("target",
TestMRJobs.class.getName() + "-tmpDir").makeQualified(localFs);
static Path APP_JAR = new Path(TEST_ROOT_DIR, "MRAppJar.jar");
@Before
public void setup() throws InterruptedException, IOException {
if (!(new File(MiniMRYarnCluster.APPJAR)).exists()) {
LOG.info("MRAppJar " + MiniMRYarnCluster.APPJAR
+ " not found. Not running test.");
return;
}
if (mrCluster == null) {
mrCluster = new MiniMRYarnCluster(getClass().getName());
mrCluster.init(new Configuration());
mrCluster.start();
}
// Copy MRAppJar and make it private. TODO: FIXME. This is a hack to
// workaround the absent public discache.
localFs.copyFromLocalFile(new Path(MiniMRYarnCluster.APPJAR), APP_JAR);
localFs.setPermission(APP_JAR, new FsPermission("700"));
}
@After
public void tearDown() {
if (!(new File(MiniMRYarnCluster.APPJAR)).exists()) {
LOG.info("MRAppJar " + MiniMRYarnCluster.APPJAR
+ " not found. Not running test.");
return;
}
if (mrCluster != null) {
mrCluster.stop();
}
}
@Test (timeout = 90000)
public void testJobHistoryData() throws IOException, InterruptedException,
AvroRemoteException, ClassNotFoundException {
if (!(new File(MiniMRYarnCluster.APPJAR)).exists()) {
LOG.info("MRAppJar " + MiniMRYarnCluster.APPJAR
+ " not found. Not running test.");
return;
}
SleepJob sleepJob = new SleepJob();
sleepJob.setConf(mrCluster.getConfig());
// Job with 3 maps and 2 reduces
Job job = sleepJob.createJob(3, 2, 1000, 1, 500, 1);
job.setJarByClass(SleepJob.class);
job.addFileToClassPath(APP_JAR); // The AppMaster jar itself.
job.waitForCompletion(true);
Counters counterMR = job.getCounters();
JobId jobId = TypeConverter.toYarn(job.getJobID());
ApplicationId appID = jobId.getAppId();
int pollElapsed = 0;
while (true) {
Thread.sleep(1000);
pollElapsed += 1000;
if (TERMINAL_RM_APP_STATES.contains(
mrCluster.getResourceManager().getRMContext().getRMApps().get(appID)
.getState())) {
break;
}
if (pollElapsed >= 60000) {
LOG.warn("application did not reach terminal state within 60 seconds");
break;
}
}
Assert.assertEquals(RMAppState.FINISHED, mrCluster.getResourceManager()
.getRMContext().getRMApps().get(appID).getState());
Counters counterHS = job.getCounters();
//TODO the Assert below worked. need to check
//Should we compare each field or convert to V2 counter and compare
LOG.info("CounterHS " + counterHS);
LOG.info("CounterMR " + counterMR);
Assert.assertEquals(counterHS, counterMR);
HSClientProtocol historyClient = instantiateHistoryProxy();
GetJobReportRequest gjReq = Records.newRecord(GetJobReportRequest.class);
gjReq.setJobId(jobId);
JobReport jobReport = historyClient.getJobReport(gjReq).getJobReport();
verifyJobReport(jobReport, jobId);
}
private void verifyJobReport(JobReport jobReport, JobId jobId) {
List<AMInfo> amInfos = jobReport.getAMInfos();
Assert.assertEquals(1, amInfos.size());
AMInfo amInfo = amInfos.get(0);
ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(jobId.getAppId(), 1);
ContainerId amContainerId = ContainerId.newInstance(appAttemptId, 1);
Assert.assertEquals(appAttemptId, amInfo.getAppAttemptId());
Assert.assertEquals(amContainerId, amInfo.getContainerId());
Assert.assertTrue(jobReport.getSubmitTime() > 0);
Assert.assertTrue(jobReport.getStartTime() > 0
&& jobReport.getStartTime() >= jobReport.getSubmitTime());
Assert.assertTrue(jobReport.getFinishTime() > 0
&& jobReport.getFinishTime() >= jobReport.getStartTime());
}
private HSClientProtocol instantiateHistoryProxy() {
final String serviceAddr =
mrCluster.getConfig().get(JHAdminConfig.MR_HISTORY_ADDRESS);
final YarnRPC rpc = YarnRPC.create(conf);
HSClientProtocol historyClient =
(HSClientProtocol) rpc.getProxy(HSClientProtocol.class,
NetUtils.createSocketAddr(serviceAddr), mrCluster.getConfig());
return historyClient;
}
}