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MAPREDUCE-7280. MiniMRYarnCluster has hard-coded timeout waiting to start history server, with no way to disable. (#2065)

This commit is contained in:
Masatake Iwasaki 2020-06-30 10:52:25 +09:00 committed by GitHub
parent 74fc13cf91
commit 7e73cad974
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2 changed files with 45 additions and 13 deletions
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24
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/TestMiniMRBringup.java
View File

@ -18,9 +18,13 @@
package org.apache.hadoop.mapred;
import java.io.IOException;
import org.junit.Assert;
import org.junit.Test;
import java.io.IOException;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.mapreduce.v2.MiniMRYarnCluster;
/**
* A Unit-test to test bringup and shutdown of Mini Map-Reduce Cluster.
@ -36,5 +40,21 @@ public class TestMiniMRBringup {
if (mr != null) { mr.shutdown(); }
}
}
@Test
public void testMiniMRYarnClusterWithoutJHS() throws IOException {
MiniMRYarnCluster mr = null;
try {
final Configuration conf = new Configuration();
conf.setBoolean(MiniMRYarnCluster.MR_HISTORY_MINICLUSTER_ENABLED, false);
mr = new MiniMRYarnCluster("testMiniMRYarnClusterWithoutJHS");
mr.init(conf);
mr.start();
Assert.assertEquals(null, mr.getHistoryServer());
} finally {
if (mr != null) {
mr.stop();
}
}
}
}

34
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/v2/MiniMRYarnCluster.java
View File

@ -69,6 +69,10 @@ public class MiniMRYarnCluster extends MiniYARNCluster {
private JobHistoryServer historyServer;
private JobHistoryServerWrapper historyServerWrapper;
private static final String TIMELINE_AUX_SERVICE_NAME = "timeline_collector";
public static final String MR_HISTORY_MINICLUSTER_ENABLED =
JHAdminConfig.MR_HISTORY_PREFIX + "minicluster.enabled";
public static final String MR_HISTORY_MINICLUSTER_LAUNCH_TIMEOUT_MS =
JHAdminConfig.MR_HISTORY_PREFIX + "minicluster.launch.timeout.ms";
public MiniMRYarnCluster(String testName) {
this(testName, 1);
@ -77,11 +81,10 @@ public class MiniMRYarnCluster extends MiniYARNCluster {
public MiniMRYarnCluster(String testName, int noOfNMs) {
this(testName, noOfNMs, false);
}
@Deprecated
public MiniMRYarnCluster(String testName, int noOfNMs, boolean enableAHS) {
super(testName, 1, noOfNMs, 4, 4, enableAHS);
historyServerWrapper = new JobHistoryServerWrapper();
addService(historyServerWrapper);
}
public static String getResolvedMRHistoryWebAppURLWithoutScheme(
@ -118,6 +121,11 @@ public class MiniMRYarnCluster extends MiniYARNCluster {
@Override
public void serviceInit(Configuration conf) throws Exception {
if (conf.getBoolean(MR_HISTORY_MINICLUSTER_ENABLED, true)) {
historyServerWrapper = new JobHistoryServerWrapper();
addService(historyServerWrapper);
}
conf.set(MRConfig.FRAMEWORK_NAME, MRConfig.YARN_FRAMEWORK_NAME);
String stagingDir = conf.get(MRJobConfig.MR_AM_STAGING_DIR);
if (stagingDir == null ||
@ -212,11 +220,13 @@ public class MiniMRYarnCluster extends MiniYARNCluster {
protected void serviceStart() throws Exception {
super.serviceStart();
//need to do this because historyServer.init creates a new Configuration
getConfig().set(JHAdminConfig.MR_HISTORY_ADDRESS,
historyServer.getConfig().get(JHAdminConfig.MR_HISTORY_ADDRESS));
MRWebAppUtil.setJHSWebappURLWithoutScheme(getConfig(),
MRWebAppUtil.getJHSWebappURLWithoutScheme(historyServer.getConfig()));
if (historyServer != null) {
//need to do this because historyServer.init creates a new Configuration
getConfig().set(JHAdminConfig.MR_HISTORY_ADDRESS,
historyServer.getConfig().get(JHAdminConfig.MR_HISTORY_ADDRESS));
MRWebAppUtil.setJHSWebappURLWithoutScheme(getConfig(),
MRWebAppUtil.getJHSWebappURLWithoutScheme(historyServer.getConfig()));
}
LOG.info("MiniMRYARN ResourceManager address: " +
getConfig().get(YarnConfiguration.RM_ADDRESS));
@ -233,7 +243,6 @@ public class MiniMRYarnCluster extends MiniYARNCluster {
public JobHistoryServerWrapper() {
super(JobHistoryServerWrapper.class.getName());
}
private volatile boolean jhsStarted = false;
@Override
public synchronized void serviceStart() throws Exception {
@ -255,12 +264,15 @@ public class MiniMRYarnCluster extends MiniYARNCluster {
new Thread() {
public void run() {
historyServer.start();
jhsStarted = true;
};
}.start();
GenericTestUtils.waitFor(() -> jhsStarted, 1500, 60_000);
final int launchTimeout = getConfig().getInt(
MR_HISTORY_MINICLUSTER_LAUNCH_TIMEOUT_MS, 60_000);
GenericTestUtils.waitFor(
() -> historyServer.getServiceState() == STATE.STARTED
|| historyServer.getServiceState() == STATE.STOPPED,
100, launchTimeout);
if (historyServer.getServiceState() != STATE.STARTED) {
throw new IOException("HistoryServer failed to start");
}