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

Class NMDelegationTokenManager

java.lang.Object

org.apache.hadoop.yarn.server.nodemanager.security.NMDelegationTokenManager

public class NMDelegationTokenManager
extends Object

Constructor Summary

Constructors

Constructor	Description
NMDelegationTokenManager(org.apache.hadoop.conf.Configuration conf)

Method Summary

Modifier and Type	Method	Description
Long	renewToken(org.apache.hadoop.security.token.Token<? extends org.apache.hadoop.security.token.TokenIdentifier> token)	Renews a token on behalf of the user logged in.

Methods inherited from class java.lang.Object

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

Constructor Details

NMDelegationTokenManager

public NMDelegationTokenManager(org.apache.hadoop.conf.Configuration conf)

Method Details

renewToken

public Long renewToken(org.apache.hadoop.security.token.Token<? extends org.apache.hadoop.security.token.TokenIdentifier> token)
                throws IOException,
InterruptedException

Renews a token on behalf of the user logged in.

Parameters:

token - Token to be renewed

Returns:

Expiration time for the token

Throws:

IOException - raised on errors performing I/O.

InterruptedException - if the thread is interrupted.