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MAPREDUCE-6682. TestMRCJCFileOutputCommitter fails intermittently Contributed by Akira Ajisaka.

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This commit is contained in:
Brahma Reddy Battula 2016-08-04 11:21:47 +05:30
parent a1f6564d31
commit 8f1c374bec
2 changed files with 32 additions and 16 deletions
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14
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/TestMRCJCFileOutputCommitter.java
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@ -25,6 +25,8 @@
import org.apache.hadoop.io.NullWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.JobStatus;
import org.apache.hadoop.test.GenericTestUtils;
import org.junit.After;
import org.junit.Test;
import java.io.File;
@ -37,8 +39,7 @@
import static org.junit.Assert.assertTrue;
public class TestMRCJCFileOutputCommitter {
private static Path outDir = new Path(
System.getProperty("test.build.data", "/tmp"), "output");
private static Path outDir = new Path(GenericTestUtils.getTempPath("output"));
// A random task attempt id for testing.
private static String attempt = "attempt_200707121733_0001_m_000000_0";
@ -112,12 +113,11 @@ public void testCommitter() throws Exception {
expectedOutput.append(key2).append('\t').append(val2).append("\n");
String output = UtilsForTests.slurp(expectedFile);
assertEquals(output, expectedOutput.toString());
FileUtil.fullyDelete(new File(outDir.toString()));
}
@Test
public void testAbort() throws IOException {
FileUtil.fullyDelete(new File(outDir.toString()));
JobConf job = new JobConf();
setConfForFileOutputCommitter(job);
JobContext jContext = new JobContextImpl(job, taskID.getJobID());
@ -152,7 +152,6 @@ public void testAbort() throws IOException {
assertFalse("job temp dir "+expectedFile+" still exists", expectedFile.exists());
assertEquals("Output directory not empty", 0, new File(outDir.toString())
.listFiles().length);
FileUtil.fullyDelete(new File(outDir.toString()));
}
public static class FakeFileSystem extends RawLocalFileSystem {
@ -223,4 +222,9 @@ public void testFailAbort() throws IOException {
assertTrue(th.getMessage().contains("fake delete failed"));
assertTrue("job temp dir does not exists", jobTmpDir.exists());
}
@After
public void teardown() {
FileUtil.fullyDelete(new File(outDir.toString()));
}
}

30
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/TestMRTimelineEventHandling.java
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@ -34,12 +34,14 @@
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.jobhistory.EventType;
import org.apache.hadoop.mapreduce.jobhistory.TestJobHistoryEventHandler;
import org.apache.hadoop.mapreduce.v2.MiniMRYarnCluster;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.test.GenericTestUtils;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.ApplicationReport;
import org.apache.hadoop.yarn.api.records.YarnApplicationState;
@ -460,7 +462,11 @@ public void testMapreduceJobTimelineServiceEnabled()
conf.setBoolean(YarnConfiguration.TIMELINE_SERVICE_ENABLED, true);
conf.setBoolean(MRJobConfig.MAPREDUCE_JOB_EMIT_TIMELINE_DATA, false);
MiniMRYarnCluster cluster = null;
FileSystem fs = null;
Path inDir = new Path(GenericTestUtils.getTempPath("input"));
Path outDir = new Path(GenericTestUtils.getTempPath("output"));
try {
fs = FileSystem.get(conf);
cluster = new MiniMRYarnCluster(
TestMRTimelineEventHandling.class.getSimpleName(), 1);
cluster.init(conf);
@ -471,10 +477,6 @@ public void testMapreduceJobTimelineServiceEnabled()
TimelineStore ts = cluster.getApplicationHistoryServer()
.getTimelineStore();
String localPathRoot = System.getProperty("test.build.data",
"build/test/data");
Path inDir = new Path(localPathRoot, "input");
Path outDir = new Path(localPathRoot, "output");
RunningJob job =
UtilsForTests.runJobSucceed(new JobConf(conf), inDir, outDir);
Assert.assertEquals(JobStatus.SUCCEEDED,
@ -496,6 +498,7 @@ public void testMapreduceJobTimelineServiceEnabled()
if (cluster != null) {
cluster.stop();
}
deletePaths(fs, inDir, outDir);
}
conf = new YarnConfiguration();
@ -513,11 +516,6 @@ public void testMapreduceJobTimelineServiceEnabled()
TimelineStore ts = cluster.getApplicationHistoryServer()
.getTimelineStore();
String localPathRoot = System.getProperty("test.build.data",
"build/test/data");
Path inDir = new Path(localPathRoot, "input");
Path outDir = new Path(localPathRoot, "output");
conf.setBoolean(MRJobConfig.MAPREDUCE_JOB_EMIT_TIMELINE_DATA, false);
RunningJob job =
UtilsForTests.runJobSucceed(new JobConf(conf), inDir, outDir);
@ -540,6 +538,20 @@ public void testMapreduceJobTimelineServiceEnabled()
if (cluster != null) {
cluster.stop();
}
deletePaths(fs, inDir, outDir);
}
}
/** Delete input paths recursively. Paths should not be null. */
private void deletePaths(FileSystem fs, Path... paths) {
if (fs == null) {
return;
}
for (Path path : paths) {
try {
fs.delete(path, true);
} catch (Exception ignored) {
}
}
}
}