org.apache.hadoop.yarn.server.nodemanager
Class NodeManager

java.lang.Object
  org.apache.hadoop.service.AbstractService
      org.apache.hadoop.service.CompositeService
          org.apache.hadoop.yarn.server.nodemanager.NodeManager

All Implemented Interfaces:

Closeable, org.apache.hadoop.service.Service, org.apache.hadoop.yarn.event.EventHandler<NodeManagerEvent>

public class NodeManager
extends org.apache.hadoop.service.CompositeService
implements org.apache.hadoop.yarn.event.EventHandler<NodeManagerEvent>

Nested Class Summary

static class

NodeManager.NMContext

Nested classes/interfaces inherited from class org.apache.hadoop.service.CompositeService

org.apache.hadoop.service.CompositeService.CompositeServiceShutdownHook

Nested classes/interfaces inherited from interface org.apache.hadoop.service.Service

org.apache.hadoop.service.Service.STATE

Field Summary

protected NodeManagerMetrics	metrics
static int	SHUTDOWN_HOOK_PRIORITY Priority of the NodeManager shutdown hook.

Fields inherited from class org.apache.hadoop.service.CompositeService

STOP_ONLY_STARTED_SERVICES

Constructor Summary

NodeManager()

Method Summary

protected void	cleanupContainers(NodeManagerEventType eventType)
protected ContainerManagerImpl	createContainerManager(Context context, ContainerExecutor exec, DeletionService del, NodeStatusUpdater nodeStatusUpdater, org.apache.hadoop.yarn.server.security.ApplicationACLsManager aclsManager, LocalDirsHandlerService dirsHandler)
protected DeletionService	createDeletionService(ContainerExecutor exec)
protected NodeManager.NMContext	createNMContext(NMContainerTokenSecretManager containerTokenSecretManager, NMTokenSecretManagerInNM nmTokenSecretManager)
protected NodeResourceMonitor	createNodeResourceMonitor()
protected NodeStatusUpdater	createNodeStatusUpdater(Context context, org.apache.hadoop.yarn.event.Dispatcher dispatcher, NodeHealthCheckerService healthChecker)
protected WebServer	createWebServer(Context nmContext, ResourceView resourceView, org.apache.hadoop.yarn.server.security.ApplicationACLsManager aclsManager, LocalDirsHandlerService dirsHandler)
protected void	doSecureLogin()
String	getName()
Context	getNMContext()
NodeHealthCheckerService	getNodeHealthChecker()
NodeStatusUpdater	getNodeStatusUpdater()
void	handle(NodeManagerEvent event)
static void	main(String[] args)
protected void	resyncWithRM()
protected void	serviceInit(org.apache.hadoop.conf.Configuration conf)
protected void	serviceStart()
protected void	serviceStop()
protected void	shutDown()

Methods inherited from class org.apache.hadoop.service.CompositeService

addIfService, addService, getServices, removeService

Methods inherited from class org.apache.hadoop.service.AbstractService

close, getBlockers, getConfig, getFailureCause, getFailureState, getLifecycleHistory, getServiceState, getStartTime, init, isInState, noteFailure, putBlocker, registerGlobalListener, registerServiceListener, removeBlocker, setConfig, start, stop, toString, unregisterGlobalListener, unregisterServiceListener, waitForServiceToStop

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

SHUTDOWN_HOOK_PRIORITY

public static final int SHUTDOWN_HOOK_PRIORITY

Priority of the NodeManager shutdown hook.

See Also:

Constant Field Values

metrics

protected final NodeManagerMetrics metrics

Constructor Detail

NodeManager

public NodeManager()

Method Detail

createNodeStatusUpdater

protected NodeStatusUpdater createNodeStatusUpdater(Context context,
                                                    org.apache.hadoop.yarn.event.Dispatcher dispatcher,
                                                    NodeHealthCheckerService healthChecker)

createNodeResourceMonitor

protected NodeResourceMonitor createNodeResourceMonitor()

createContainerManager

protected ContainerManagerImpl createContainerManager(Context context,
                                                      ContainerExecutor exec,
                                                      DeletionService del,
                                                      NodeStatusUpdater nodeStatusUpdater,
                                                      org.apache.hadoop.yarn.server.security.ApplicationACLsManager aclsManager,
                                                      LocalDirsHandlerService dirsHandler)

createWebServer

protected WebServer createWebServer(Context nmContext,
                                    ResourceView resourceView,
                                    org.apache.hadoop.yarn.server.security.ApplicationACLsManager aclsManager,
                                    LocalDirsHandlerService dirsHandler)

createDeletionService

protected DeletionService createDeletionService(ContainerExecutor exec)

createNMContext

protected NodeManager.NMContext createNMContext(NMContainerTokenSecretManager containerTokenSecretManager,
                                                NMTokenSecretManagerInNM nmTokenSecretManager)

doSecureLogin

protected void doSecureLogin()
                      throws IOException

Throws:

IOException

serviceInit

protected void serviceInit(org.apache.hadoop.conf.Configuration conf)
                    throws Exception

Overrides:

serviceInit in class org.apache.hadoop.service.CompositeService

Throws:

Exception

serviceStart

protected void serviceStart()
                     throws Exception

Overrides:

serviceStart in class org.apache.hadoop.service.CompositeService

Throws:

Exception

serviceStop

protected void serviceStop()
                    throws Exception

Overrides:

serviceStop in class org.apache.hadoop.service.CompositeService

Throws:

Exception

getName

public String getName()

Specified by:

getName in interface org.apache.hadoop.service.Service

Overrides:

getName in class org.apache.hadoop.service.AbstractService

shutDown

protected void shutDown()

resyncWithRM

protected void resyncWithRM()

cleanupContainers

protected void cleanupContainers(NodeManagerEventType eventType)

getNodeHealthChecker

public NodeHealthCheckerService getNodeHealthChecker()

Returns:

the node health checker

handle

public void handle(NodeManagerEvent event)

Specified by:

handle in interface org.apache.hadoop.yarn.event.EventHandler<NodeManagerEvent>

getNMContext

public Context getNMContext()

main

public static void main(String[] args)

getNodeStatusUpdater

@InterfaceAudience.Private
public NodeStatusUpdater getNodeStatusUpdater()