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MAPREDUCE-2949. Fixed NodeManager to shut-down correctly if a service startup fails. Contributed by Ravi Teja Ch N V.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1170689 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Vinod Kumar Vavilapalli 2011-09-14 15:35:42 +00:00
parent 88b82a0f66
commit 47e04d3124
2 changed files with 19 additions and 8 deletions
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3
hadoop-mapreduce-project/CHANGES.txt
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@ -1318,6 +1318,9 @@ Release 0.23.0 - Unreleased
MAPREDUCE-2995. Fixed race condition in ContainerLauncher. (vinodkv via
acmurthy)
MAPREDUCE-2949. Fixed NodeManager to shut-down correctly if a service
startup fails. (Ravi Teja via vinodkv)
Release 0.22.0 - Unreleased
INCOMPATIBLE CHANGES

22
hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/containermanager/localizer/ResourceLocalizationService.java
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@ -107,9 +107,10 @@
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.security.LocalizerSecurityInfo;
import org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.security.LocalizerTokenSecretManager;
import org.apache.hadoop.yarn.service.AbstractService;
import org.apache.hadoop.yarn.service.CompositeService;
import org.apache.hadoop.yarn.util.ConverterUtils;
public class ResourceLocalizationService extends AbstractService
public class ResourceLocalizationService extends CompositeService
implements EventHandler<LocalizationEvent>, LocalizationProtocol {
private static final Log LOG = LogFactory.getLog(ResourceLocalizationService.class);
@ -201,9 +202,8 @@ public void init(Configuration conf) {
localizationServerAddress = NetUtils.createSocketAddr(
conf.get(YarnConfiguration.NM_LOCALIZER_ADDRESS, YarnConfiguration.DEFAULT_NM_LOCALIZER_ADDRESS));
localizerTracker = createLocalizerTracker(conf);
addService(localizerTracker);
dispatcher.register(LocalizerEventType.class, localizerTracker);
cacheCleanup.scheduleWithFixedDelay(new CacheCleanup(dispatcher),
cacheCleanupPeriod, cacheCleanupPeriod, TimeUnit.MILLISECONDS);
super.init(conf);
}
@ -214,6 +214,8 @@ public LocalizerHeartbeatResponse heartbeat(LocalizerStatus status) {
@Override
public void start() {
cacheCleanup.scheduleWithFixedDelay(new CacheCleanup(dispatcher),
cacheCleanupPeriod, cacheCleanupPeriod, TimeUnit.MILLISECONDS);
server = createServer();
LOG.info("Localizer started on port " + server.getPort());
server.start();
@ -247,9 +249,7 @@ public void stop() {
if (server != null) {
server.close();
}
if (localizerTracker != null) {
localizerTracker.stop();
}
cacheCleanup.shutdown();
super.stop();
}
@ -403,7 +403,7 @@ LocalResourcesTracker getLocalResourcesTracker(
/**
* Sub-component handling the spawning of {@link ContainerLocalizer}s
*/
class LocalizerTracker implements EventHandler<LocalizerEvent> {
class LocalizerTracker extends AbstractService implements EventHandler<LocalizerEvent> {
private final PublicLocalizer publicLocalizer;
private final Map<String,LocalizerRunner> privLocalizers;
@ -414,9 +414,15 @@ class LocalizerTracker implements EventHandler<LocalizerEvent> {
LocalizerTracker(Configuration conf,
Map<String,LocalizerRunner> privLocalizers) {
super(LocalizerTracker.class.getName());
this.publicLocalizer = new PublicLocalizer(conf);
this.privLocalizers = privLocalizers;
}
@Override
public synchronized void start() {
publicLocalizer.start();
super.start();
}
public LocalizerHeartbeatResponse processHeartbeat(LocalizerStatus status) {
@ -436,11 +442,13 @@ public LocalizerHeartbeatResponse processHeartbeat(LocalizerStatus status) {
}
}
@Override
public void stop() {
for (LocalizerRunner localizer : privLocalizers.values()) {
localizer.interrupt();
}
publicLocalizer.interrupt();
super.stop();
}
@Override