org.apache.hadoop.yarn.security

Class ContainerTokenIdentifier

java.lang.Object

org.apache.hadoop.security.token.TokenIdentifier

org.apache.hadoop.yarn.security.ContainerTokenIdentifier

All Implemented Interfaces:

Writable

@InterfaceAudience.Public
@InterfaceStability.Evolving
public class ContainerTokenIdentifier
extends org.apache.hadoop.security.token.TokenIdentifier

TokenIdentifier for a container. Encodes ContainerId, Resource needed by the container and the target NMs host-address.

Field Summary

Fields

Modifier and Type	Field and Description
static Text	KIND

Constructor Summary

Constructors

Constructor and Description
ContainerTokenIdentifier() Default constructor needed by RPC layer/SecretManager.
ContainerTokenIdentifier(ContainerId containerID, String hostName, String appSubmitter, Resource r, long expiryTimeStamp, int masterKeyId, long rmIdentifier, Priority priority, long creationTime)
ContainerTokenIdentifier(ContainerId containerID, String hostName, String appSubmitter, Resource r, long expiryTimeStamp, int masterKeyId, long rmIdentifier, Priority priority, long creationTime, LogAggregationContext logAggregationContext)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object other)
String	getApplicationSubmitter()
ContainerId	getContainerID()
long	getCreationTime()
long	getExpiryTimeStamp()
Text	getKind() Get the token kind
LogAggregationContext	getLogAggregationContext()
int	getMasterKeyId()
String	getNmHostAddress()
Priority	getPriority()
org.apache.hadoop.yarn.proto.YarnSecurityTokenProtos.ContainerTokenIdentifierProto	getProto()
Resource	getResource()
long	getRMIdentifier() Get the RMIdentifier of RM in which containers are allocated
org.apache.hadoop.security.UserGroupInformation	getUser() Get the Ugi with the username encoded in the token identifier
int	hashCode()
void	readFields(DataInput in) Deserialize the fields of this object from in.
String	toString()
void	write(DataOutput out) Serialize the fields of this object to out.

Methods inherited from class org.apache.hadoop.security.token.TokenIdentifier

getBytes, getTrackingId

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

KIND

public static final Text KIND

Constructor Detail

ContainerTokenIdentifier

public ContainerTokenIdentifier(ContainerId containerID,
                        String hostName,
                        String appSubmitter,
                        Resource r,
                        long expiryTimeStamp,
                        int masterKeyId,
                        long rmIdentifier,
                        Priority priority,
                        long creationTime)

ContainerTokenIdentifier

public ContainerTokenIdentifier(ContainerId containerID,
                        String hostName,
                        String appSubmitter,
                        Resource r,
                        long expiryTimeStamp,
                        int masterKeyId,
                        long rmIdentifier,
                        Priority priority,
                        long creationTime,
                        LogAggregationContext logAggregationContext)

ContainerTokenIdentifier

public ContainerTokenIdentifier()

Default constructor needed by RPC layer/SecretManager.

Method Detail

getContainerID

public ContainerId getContainerID()

getApplicationSubmitter

public String getApplicationSubmitter()

getNmHostAddress

public String getNmHostAddress()

getResource

public Resource getResource()

getExpiryTimeStamp

public long getExpiryTimeStamp()

getMasterKeyId

public int getMasterKeyId()

getPriority

public Priority getPriority()

getCreationTime

public long getCreationTime()

getRMIdentifier

public long getRMIdentifier()

Get the RMIdentifier of RM in which containers are allocated

Returns:

RMIdentifier

getProto

public org.apache.hadoop.yarn.proto.YarnSecurityTokenProtos.ContainerTokenIdentifierProto getProto()

getLogAggregationContext

public LogAggregationContext getLogAggregationContext()

write

public void write(DataOutput out)
           throws IOException

Description copied from interface: Writable

Serialize the fields of this object to out.

Parameters:

out - DataOuput to serialize this object into.

Throws:

IOException

readFields

public void readFields(DataInput in)
                throws IOException

Description copied from interface: Writable

Deserialize the fields of this object from in.

For efficiency, implementations should attempt to re-use storage in the existing object where possible.

Parameters:

in - DataInput to deseriablize this object from.

Throws:

IOException

getKind

public Text getKind()

Description copied from class: org.apache.hadoop.security.token.TokenIdentifier

Get the token kind

Specified by:

getKind in class org.apache.hadoop.security.token.TokenIdentifier

Returns:

the kind of the token

getUser

public org.apache.hadoop.security.UserGroupInformation getUser()

Description copied from class: org.apache.hadoop.security.token.TokenIdentifier

Get the Ugi with the username encoded in the token identifier

Specified by:

getUser in class org.apache.hadoop.security.token.TokenIdentifier

Returns:

the username. null is returned if username in the identifier is empty or null.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object other)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object