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MAPREDUCE-6484. Yarn Client uses local address instead of RM address as token renewer in a secure cluster when RM HA is enabled. Contributed by Zhihai Xu 

(cherry picked from commit 97a08807ec)
This commit is contained in:
Zhihai Xu 2015-09-24 08:12:07 -07:00
parent a0ff9af827
commit e5ba1a0521
3 changed files with 40 additions and 3 deletions
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3
hadoop-mapreduce-project/CHANGES.txt
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@ -308,6 +308,9 @@ Release 2.8.0 - UNRELEASED
MAPREDUCE-6460. TestRMContainerAllocator.
testAttemptNotFoundCausesRMCommunicatorException fails. (Zhihai Xu)
MAPREDUCE-6484. Yarn Client uses local address instead of RM address as
token renewer in a secure cluster when RM HA is enabled. (Zhihai Xu)
Release 2.7.2 - UNRELEASED
INCOMPATIBLE CHANGES

25
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Master.java
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@ -21,18 +21,23 @@ package org.apache.hadoop.mapred;
import java.io.IOException;
import java.net.InetSocketAddress;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.classification.InterfaceAudience.Private;
import org.apache.hadoop.classification.InterfaceStability.Unstable;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.security.SecurityUtil;
import org.apache.hadoop.yarn.conf.HAUtil;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
@Private
@Unstable
public class Master {
private static final Log LOG = LogFactory.getLog(Master.class);
public enum State {
INITIALIZING, RUNNING;
}
@ -53,8 +58,24 @@ public class Master {
if (framework.equals(MRConfig.CLASSIC_FRAMEWORK_NAME)) {
masterAddress = conf.get(MRConfig.MASTER_ADDRESS, "localhost:8012");
return NetUtils.createSocketAddr(masterAddress, 8012, MRConfig.MASTER_ADDRESS);
}
else {
} else if (framework.equals(MRConfig.YARN_FRAMEWORK_NAME) &&
HAUtil.isHAEnabled(conf)) {
YarnConfiguration yarnConf = new YarnConfiguration(conf);
if (yarnConf.get(YarnConfiguration.RM_HA_ID) == null) {
String[] rmIds = yarnConf.getStrings(YarnConfiguration.RM_HA_IDS);
if (rmIds != null && rmIds.length > 0) {
// If RM_HA_ID is not configured, use the first one.
// Because any valid RM HA ID should work.
yarnConf.set(YarnConfiguration.RM_HA_ID, rmIds[0]);
} else {
LOG.warn("RM_HA_IDS is not configured when RM HA is enabled");
}
}
return yarnConf.getSocketAddr(
YarnConfiguration.RM_ADDRESS,
YarnConfiguration.DEFAULT_RM_ADDRESS,
YarnConfiguration.DEFAULT_RM_PORT);
} else {
return conf.getSocketAddr(
YarnConfiguration.RM_ADDRESS,
YarnConfiguration.DEFAULT_RM_ADDRESS,

13
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/test/java/org/apache/hadoop/mapred/TestMaster.java
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@ -64,6 +64,19 @@ public class TestMaster {
masterHostname = Master.getMasterAddress(conf).getHostName();
assertEquals(masterHostname, "foo1.com");
// change framework to yarn and enable HA
conf.set(MRConfig.FRAMEWORK_NAME, MRConfig.YARN_FRAMEWORK_NAME);
conf.setBoolean(YarnConfiguration.RM_HA_ENABLED, true);
conf.set(YarnConfiguration.RM_HA_IDS, "rm1,rm2");
conf.set(YarnConfiguration.RM_ADDRESS + ".rm1", "rm1.com:8192");
conf.set(YarnConfiguration.RM_ADDRESS + ".rm2", "rm2.com:8192");
masterHostname = Master.getMasterAddress(conf).getHostName();
// If RM_HA_ID is not configured, the first one in RM_HA_IDS will be used.
assertEquals(masterHostname, "rm1.com");
conf.set(YarnConfiguration.RM_HA_ID, "rm2");
masterHostname = Master.getMasterAddress(conf).getHostName();
// If RM_HA_ID is configured, use the given RM_HA_ID.
assertEquals(masterHostname, "rm2.com");
}
@Test