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Merge -r 1300749:1300750 from trunk to branch. FIXES: MAPREDUCE-4007 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1300751 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Alejandro Abdelnur 2012-03-14 22:03:32 +00:00
parent 2c1ccaa0b9
commit fbae7714cf
6 changed files with 150 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
hadoop-mapreduce-project/CHANGES.txt
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@ -64,6 +64,9 @@ Release 0.23.3 - UNRELEASED
MAPREDUCE-3974. TestSubmitJob in MR1 tests doesn't compile after HDFS-162
merge. (atm)
MAPREDUCE-4007. JobClient getJob(JobID) should return NULL if the job
does not exist (for backwards compatibility) (tucu)
Release 0.23.2 - UNRELEASED
INCOMPATIBLE CHANGES

8
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/client/MRClientService.java
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@ -193,9 +193,6 @@ public class MRClientService extends AbstractService
private Job verifyAndGetJob(JobId jobID,
boolean modifyAccess) throws YarnRemoteException {
Job job = appContext.getJob(jobID);
if (job == null) {
throw RPCUtil.getRemoteException("Unknown job " + jobID);
}
return job;
}
@ -237,7 +234,12 @@ public class MRClientService extends AbstractService
Job job = verifyAndGetJob(jobId, false);
GetJobReportResponse response =
recordFactory.newRecordInstance(GetJobReportResponse.class);
if (job != null) {
response.setJobReport(job.getReport());
}
else {
response.setJobReport(null);
}
return response;
}

10
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-hs/src/main/java/org/apache/hadoop/mapreduce/v2/hs/HistoryClientService.java
View File

@ -199,11 +199,10 @@ public class HistoryClientService extends AbstractService {
} catch (InterruptedException e) {
throw RPCUtil.getRemoteException(e);
}
if (job == null) {
throw RPCUtil.getRemoteException("Unknown job " + jobID);
}
if (job != null) {
JobACL operation = JobACL.VIEW_JOB;
checkAccess(job, operation);
}
return job;
}
@ -221,7 +220,12 @@ public class HistoryClientService extends AbstractService {
JobId jobId = request.getJobId();
Job job = verifyAndGetJob(jobId);
GetJobReportResponse response = recordFactory.newRecordInstance(GetJobReportResponse.class);
if (job != null) {
response.setJobReport(job.getReport());
}
else {
response.setJobReport(null);
}
return response;
}

6
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/main/java/org/apache/hadoop/mapred/ClientServiceDelegate.java
View File

@ -372,6 +372,8 @@ public class ClientServiceDelegate {
request.setJobId(jobId);
JobReport report = ((GetJobReportResponse) invoke("getJobReport",
GetJobReportRequest.class, request)).getJobReport();
JobStatus jobStatus = null;
if (report != null) {
if (StringUtils.isEmpty(report.getJobFile())) {
String jobFile = MRApps.getJobFile(conf, report.getUser(), oldJobID);
report.setJobFile(jobFile);
@ -382,7 +384,9 @@ public class ClientServiceDelegate {
if (!UNAVAILABLE.equals(url)) {
url = "http://" + url;
}
return TypeConverter.fromYarn(report, url);
jobStatus = TypeConverter.fromYarn(report, url);
}
return jobStatus;
}
public org.apache.hadoop.mapreduce.TaskReport[] getTaskReports(JobID oldJobID, TaskType taskType)

14
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/JobClientUnitTest.java
View File

@ -19,6 +19,7 @@
package org.apache.hadoop.mapred;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import static org.mockito.Matchers.isA;
import static org.mockito.Mockito.atLeastOnce;
import static org.mockito.Mockito.mock;
@ -167,4 +168,17 @@ public class JobClientUnitTest {
verify(mockCluster, never()).getJob(jobID);
verify(mockJob, never()).getTaskReports(isA(TaskType.class));
}
@Test
public void testGetJobWithUnknownJob() throws Exception {
TestJobClient client = new TestJobClient(new JobConf());
Cluster mockCluster = mock(Cluster.class);
client.setCluster(mockCluster);
JobID id = new JobID("unknown",0);
when(mockCluster.getJob(id)).thenReturn(null);
assertNull(client.getJob(id));
}
}

104
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/v2/TestNonExistentJob.java Normal file
View File

@ -0,0 +1,104 @@
/**
* 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 junit.framework.TestCase;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.ipc.RemoteException;
import org.apache.hadoop.mapred.JobClient;
import org.apache.hadoop.mapred.JobConf;
import org.apache.hadoop.mapred.JobID;
import org.apache.hadoop.mapred.MiniMRCluster;
import org.apache.hadoop.mapred.RunningJob;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.authorize.ProxyUsers;
import java.net.InetAddress;
import java.io.File;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.security.PrivilegedExceptionAction;
public class TestNonExistentJob extends TestCase {
private MiniDFSCluster dfsCluster = null;
private MiniMRCluster mrCluster = null;
protected void setUp() throws Exception {
super.setUp();
if (System.getProperty("hadoop.log.dir") == null) {
System.setProperty("hadoop.log.dir", "/tmp");
}
int taskTrackers = 2;
int dataNodes = 2;
String proxyUser = System.getProperty("user.name");
String proxyGroup = "g";
StringBuilder sb = new StringBuilder();
sb.append("127.0.0.1,localhost");
for (InetAddress i : InetAddress.getAllByName(InetAddress.getLocalHost().getHostName())) {
sb.append(",").append(i.getCanonicalHostName());
}
JobConf conf = new JobConf();
conf.set("dfs.block.access.token.enable", "false");
conf.set("dfs.permissions", "true");
conf.set("hadoop.security.authentication", "simple");
dfsCluster = new MiniDFSCluster(conf, dataNodes, true, null);
FileSystem fileSystem = dfsCluster.getFileSystem();
fileSystem.mkdirs(new Path("/tmp"));
fileSystem.mkdirs(new Path("/user"));
fileSystem.mkdirs(new Path("/hadoop/mapred/system"));
fileSystem.setPermission(new Path("/tmp"), FsPermission.valueOf("-rwxrwxrwx"));
fileSystem.setPermission(new Path("/user"), FsPermission.valueOf("-rwxrwxrwx"));
fileSystem.setPermission(new Path("/hadoop/mapred/system"), FsPermission.valueOf("-rwx------"));
String nnURI = fileSystem.getUri().toString();
int numDirs = 1;
String[] racks = null;
String[] hosts = null;
mrCluster = new MiniMRCluster(0, 0, taskTrackers, nnURI, numDirs, racks, hosts, null, conf);
ProxyUsers.refreshSuperUserGroupsConfiguration(conf);
}
protected JobConf getJobConf() {
return mrCluster.createJobConf();
}
@Override
protected void tearDown() throws Exception {
if (mrCluster != null) {
mrCluster.shutdown();
}
if (dfsCluster != null) {
dfsCluster.shutdown();
}
super.tearDown();
}
public void testGetInvalidJob() throws Exception {
RunningJob runJob = new JobClient(getJobConf()).getJob(JobID.forName("job_0_0"));
assertNull(runJob);
}
}