org.apache.hadoop.security.token.delegation.web
Class KerberosDelegationTokenAuthenticator

java.lang.Object
  org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticator
      org.apache.hadoop.security.token.delegation.web.KerberosDelegationTokenAuthenticator

All Implemented Interfaces:

org.apache.hadoop.security.authentication.client.Authenticator

@InterfaceAudience.Public
@InterfaceStability.Evolving
public class KerberosDelegationTokenAuthenticator
extends DelegationTokenAuthenticator

The KerberosDelegationTokenAuthenticator provides support for Kerberos SPNEGO authentication mechanism and support for Hadoop Delegation Token operations.

It falls back to the PseudoDelegationTokenAuthenticator if the HTTP endpoint does not trigger a SPNEGO authentication

Field Summary

Fields inherited from class org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticator

DELEGATION_PARAM, DELEGATION_TOKEN_HEADER, DELEGATION_TOKEN_JSON, DELEGATION_TOKEN_URL_STRING_JSON, OP_PARAM, RENEW_DELEGATION_TOKEN_JSON, RENEWER_PARAM, TOKEN_PARAM

Constructor Summary

KerberosDelegationTokenAuthenticator()

Method Summary

Methods inherited from class org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticator

authenticate, cancelDelegationToken, cancelDelegationToken, getDelegationToken, getDelegationToken, renewDelegationToken, renewDelegationToken, setConnectionConfigurator

Methods inherited from class java.lang.Object

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

Constructor Detail

KerberosDelegationTokenAuthenticator

public KerberosDelegationTokenAuthenticator()