org.apache.hadoop.security
Class AuthenticationFilterInitializer

java.lang.Object
  org.apache.hadoop.http.FilterInitializer
      org.apache.hadoop.security.AuthenticationFilterInitializer

public class AuthenticationFilterInitializer
extends FilterInitializer

Initializes Alfredo AuthenticationFilter which provides support for Kerberos HTTP SPENGO authentication.

It enables anonymous access, simple/speudo and Kerberos HTTP SPNEGO authentication for Hadoop JobTracker, NameNode, DataNodes and TaskTrackers.

Refer to the core-default.xml file, after the comment 'HTTP Authentication' for details on the configuration options. All related configuration properties have 'hadoop.http.authentication.' as prefix.

Constructor Summary

AuthenticationFilterInitializer()

Method Summary

void	initFilter(FilterContainer container, Configuration conf) Initializes Alfredo AuthenticationFilter.

Methods inherited from class java.lang.Object

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

Constructor Detail

AuthenticationFilterInitializer

public AuthenticationFilterInitializer()

Method Detail

initFilter

public void initFilter(FilterContainer container,
                       Configuration conf)

Initializes Alfredo AuthenticationFilter.

Propagates to Alfredo AuthenticationFilter configuration all Hadoop configuration properties prefixed with "hadoop.http.authentication."

Specified by:

initFilter in class FilterInitializer

Parameters:

container - The filter container

conf - Configuration for run-time parameters