Package org.apache.hadoop.yarn.server.nodemanager.amrmproxy

Class DefaultRequestInterceptor

java.lang.Object

org.apache.hadoop.yarn.server.nodemanager.amrmproxy.AbstractRequestInterceptor

org.apache.hadoop.yarn.server.nodemanager.amrmproxy.DefaultRequestInterceptor

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, org.apache.hadoop.yarn.api.ApplicationMasterProtocol, org.apache.hadoop.yarn.server.api.DistributedSchedulingAMProtocol, RequestInterceptor

public final class DefaultRequestInterceptor
extends AbstractRequestInterceptor

Extends the AbstractRequestInterceptor class and provides an implementation that simply forwards the AM requests to the cluster resource manager.

Constructor Summary

Constructors

Constructor	Description
DefaultRequestInterceptor()

Method Summary

Modifier and Type	Method	Description
org.apache.hadoop.yarn.api.protocolrecords.AllocateResponse	allocate(org.apache.hadoop.yarn.api.protocolrecords.AllocateRequest request)
org.apache.hadoop.yarn.server.api.protocolrecords.DistributedSchedulingAllocateResponse	allocateForDistributedScheduling(org.apache.hadoop.yarn.server.api.protocolrecords.DistributedSchedulingAllocateRequest request)	Default implementation that invokes the distributed scheduling version of the register method.
org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterResponse	finishApplicationMaster(org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterRequest request)
static org.apache.hadoop.io.Text	getTokenService(org.apache.hadoop.conf.Configuration conf, java.lang.String address, java.lang.String defaultAddr, int defaultPort)
void	init(AMRMProxyApplicationContext appContext)	Initializes the RequestInterceptor.
org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterResponse	registerApplicationMaster(org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterRequest request)
org.apache.hadoop.yarn.server.api.protocolrecords.RegisterDistributedSchedulingAMResponse	registerApplicationMasterForDistributedScheduling(org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterRequest request)	Default implementation that invokes the distributed scheduling version of the allocate method.
void	setNextInterceptor(RequestInterceptor next)	Sets the RequestInterceptor in the chain.
void	setRMClient(org.apache.hadoop.yarn.api.ApplicationMasterProtocol rmClient)

Methods inherited from class org.apache.hadoop.yarn.server.nodemanager.amrmproxy.AbstractRequestInterceptor

getApplicationContext, getConf, getNextInterceptor, getNMStateStore, recover, setConf, shutdown

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultRequestInterceptor

public DefaultRequestInterceptor()

Method Detail

init

public void init(AMRMProxyApplicationContext appContext)

Description copied from class: AbstractRequestInterceptor

Initializes the RequestInterceptor.

Specified by:

init in interface RequestInterceptor

Overrides:

init in class AbstractRequestInterceptor

Parameters:

appContext - AMRMProxy application context

registerApplicationMaster

public org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterResponse registerApplicationMaster(org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterRequest request)
                                                                                                       throws org.apache.hadoop.yarn.exceptions.YarnException,
                                                                                                              java.io.IOException

Throws:

org.apache.hadoop.yarn.exceptions.YarnException

java.io.IOException

allocate

public org.apache.hadoop.yarn.api.protocolrecords.AllocateResponse allocate(org.apache.hadoop.yarn.api.protocolrecords.AllocateRequest request)
                                                                     throws org.apache.hadoop.yarn.exceptions.YarnException,
                                                                            java.io.IOException

Throws:

org.apache.hadoop.yarn.exceptions.YarnException

java.io.IOException

registerApplicationMasterForDistributedScheduling

public org.apache.hadoop.yarn.server.api.protocolrecords.RegisterDistributedSchedulingAMResponse registerApplicationMasterForDistributedScheduling(org.apache.hadoop.yarn.api.protocolrecords.RegisterApplicationMasterRequest request)
                                                                                                                                            throws org.apache.hadoop.yarn.exceptions.YarnException,
                                                                                                                                                   java.io.IOException

Description copied from class: AbstractRequestInterceptor

Default implementation that invokes the distributed scheduling version of the allocate method.

Specified by:

registerApplicationMasterForDistributedScheduling in interface org.apache.hadoop.yarn.server.api.DistributedSchedulingAMProtocol

Overrides:

registerApplicationMasterForDistributedScheduling in class AbstractRequestInterceptor

Parameters:

request - ApplicationMaster registration request

Returns:

Distributed Scheduler Register Response

Throws:

org.apache.hadoop.yarn.exceptions.YarnException - if fails

java.io.IOException - if fails

allocateForDistributedScheduling

public org.apache.hadoop.yarn.server.api.protocolrecords.DistributedSchedulingAllocateResponse allocateForDistributedScheduling(org.apache.hadoop.yarn.server.api.protocolrecords.DistributedSchedulingAllocateRequest request)
                                                                                                                         throws org.apache.hadoop.yarn.exceptions.YarnException,
                                                                                                                                java.io.IOException

Description copied from class: AbstractRequestInterceptor

Default implementation that invokes the distributed scheduling version of the register method.

Specified by:

allocateForDistributedScheduling in interface org.apache.hadoop.yarn.server.api.DistributedSchedulingAMProtocol

Overrides:

allocateForDistributedScheduling in class AbstractRequestInterceptor

Parameters:

request - ApplicationMaster allocate request

Returns:

Distribtued Scheduler Allocate Response

Throws:

org.apache.hadoop.yarn.exceptions.YarnException - if fails

java.io.IOException - if fails

finishApplicationMaster

public org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterResponse finishApplicationMaster(org.apache.hadoop.yarn.api.protocolrecords.FinishApplicationMasterRequest request)
                                                                                                   throws org.apache.hadoop.yarn.exceptions.YarnException,
                                                                                                          java.io.IOException

Throws:

org.apache.hadoop.yarn.exceptions.YarnException

java.io.IOException

setNextInterceptor

public void setNextInterceptor(RequestInterceptor next)

Description copied from class: AbstractRequestInterceptor

Sets the RequestInterceptor in the chain.

Specified by:

setNextInterceptor in interface RequestInterceptor

Overrides:

setNextInterceptor in class AbstractRequestInterceptor

Parameters:

next - the next interceptor to set

setRMClient

@VisibleForTesting
public void setRMClient(org.apache.hadoop.yarn.api.ApplicationMasterProtocol rmClient)

getTokenService

@Unstable
public static org.apache.hadoop.io.Text getTokenService(org.apache.hadoop.conf.Configuration conf,
                                                        java.lang.String address,
                                                        java.lang.String defaultAddr,
                                                        int defaultPort)