Package org.apache.hadoop.yarn.server.nodemanager.containermanager.linux.runtime.runc

Class HdfsManifestToResourcesPlugin

java.lang.Object

org.apache.hadoop.service.AbstractService

org.apache.hadoop.yarn.server.nodemanager.containermanager.linux.runtime.runc.HdfsManifestToResourcesPlugin

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, org.apache.hadoop.service.Service, RuncManifestToResourcesPlugin

@Unstable
public class HdfsManifestToResourcesPlugin
extends org.apache.hadoop.service.AbstractService
implements RuncManifestToResourcesPlugin

This class is a plugin for the RuncContainerRuntime that maps runC image manifests into their associated config and layers that are located in HDFS.

Nested Class Summary

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

org.apache.hadoop.service.Service.STATE

Constructor Summary

Constructors

Constructor	Description
HdfsManifestToResourcesPlugin()

Method Summary

Modifier and Type	Method	Description
org.apache.hadoop.yarn.api.records.LocalResource	getConfigResource(ImageManifest manifest)
java.util.List<org.apache.hadoop.yarn.api.records.LocalResource>	getLayerResources(ImageManifest manifest)
org.apache.hadoop.yarn.api.records.LocalResource	getResource(ImageManifest.Blob blob, java.lang.String dir, java.lang.String expectedMediaType, java.lang.String expectedHashAlgorithm, java.lang.String resourceSuffix)
void	serviceInit(org.apache.hadoop.conf.Configuration configuration)
void	serviceStart()
protected org.apache.hadoop.fs.FileStatus	statBlob(org.apache.hadoop.fs.Path path)

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

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

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.service.Service

close, getBlockers, getConfig, getFailureCause, getFailureState, getLifecycleHistory, getName, getServiceState, getStartTime, init, isInState, registerServiceListener, start, stop, unregisterServiceListener, waitForServiceToStop

Constructor Detail

HdfsManifestToResourcesPlugin

public HdfsManifestToResourcesPlugin()

Method Detail

serviceInit

public void serviceInit(org.apache.hadoop.conf.Configuration configuration)

Overrides:

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

serviceStart

public void serviceStart()
                  throws java.io.IOException

Overrides:

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

Throws:

java.io.IOException

getLayerResources

public java.util.List<org.apache.hadoop.yarn.api.records.LocalResource> getLayerResources(ImageManifest manifest)
                                                                                   throws java.io.IOException

Specified by:

getLayerResources in interface RuncManifestToResourcesPlugin

Throws:

java.io.IOException

getConfigResource

public org.apache.hadoop.yarn.api.records.LocalResource getConfigResource(ImageManifest manifest)
                                                                   throws java.io.IOException

Specified by:

getConfigResource in interface RuncManifestToResourcesPlugin

Throws:

java.io.IOException

getResource

public org.apache.hadoop.yarn.api.records.LocalResource getResource(ImageManifest.Blob blob,
                                                                    java.lang.String dir,
                                                                    java.lang.String expectedMediaType,
                                                                    java.lang.String expectedHashAlgorithm,
                                                                    java.lang.String resourceSuffix)
                                                             throws java.io.IOException

Throws:

java.io.IOException

statBlob

protected org.apache.hadoop.fs.FileStatus statBlob(org.apache.hadoop.fs.Path path)
                                            throws java.io.IOException

Throws:

java.io.IOException