org.apache.hadoop.hdfs.web

Class KerberosUgiAuthenticator

java.lang.Object

org.apache.hadoop.security.authentication.client.KerberosAuthenticator

org.apache.hadoop.hdfs.web.KerberosUgiAuthenticator

All Implemented Interfaces:

Authenticator

public class KerberosUgiAuthenticator
extends KerberosAuthenticator

Use UserGroupInformation as a fallback authenticator if the server does not use Kerberos SPNEGO HTTP authentication.

Field Summary

Fields inherited from class org.apache.hadoop.security.authentication.client.KerberosAuthenticator

AUTHORIZATION, NEGOTIATE, WWW_AUTHENTICATE

Constructor Summary

Constructors

Constructor and Description
KerberosUgiAuthenticator()

Method Summary

Methods

Modifier and Type	Method and Description
protected Authenticator	getFallBackAuthenticator() If the specified URL does not support SPNEGO authentication, a fallback Authenticator will be used.

Methods inherited from class org.apache.hadoop.security.authentication.client.KerberosAuthenticator

authenticate, setConnectionConfigurator

Methods inherited from class java.lang.Object

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

Constructor Detail

KerberosUgiAuthenticator

public KerberosUgiAuthenticator()

Method Detail

getFallBackAuthenticator

protected Authenticator getFallBackAuthenticator()

Description copied from class: KerberosAuthenticator

If the specified URL does not support SPNEGO authentication, a fallback Authenticator will be used.

This implementation returns a PseudoAuthenticator.

Overrides:

getFallBackAuthenticator in class KerberosAuthenticator

Returns:

the fallback Authenticator.