org.apache.ambari.server.security.authentication.kerberos

Class AmbariAuthToLocalUserDetailsService

java.lang.Object

org.apache.ambari.server.security.authentication.kerberos.AmbariAuthToLocalUserDetailsService

All Implemented Interfaces:

org.springframework.security.core.userdetails.UserDetailsService

@Component
public class AmbariAuthToLocalUserDetailsService
extends Object
implements org.springframework.security.core.userdetails.UserDetailsService

AmbariAuthToLocalUserDetailsService is a UserDetailsService that translates a Kerberos principal name into a local username that may be used when looking up and Ambari user account.

Method Summary

Modifier and Type	Method and Description
org.springframework.security.core.userdetails.UserDetails	loadUserByUsername(String principal)
String	translatePrincipalName(String principalName) Using the auth-to-local rules stored in authentication.kerberos.auth_to_local.rules in the ambari.properties file, translate the supplied principal name to a local name.

Methods inherited from class java.lang.Object

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

Method Detail

loadUserByUsername

public org.springframework.security.core.userdetails.UserDetails loadUserByUsername(String principal)
                                                                             throws org.springframework.security.core.userdetails.UsernameNotFoundException

Specified by:

loadUserByUsername in interface org.springframework.security.core.userdetails.UserDetailsService

Throws:

org.springframework.security.core.userdetails.UsernameNotFoundException

translatePrincipalName

public String translatePrincipalName(String principalName)

Using the auth-to-local rules stored in authentication.kerberos.auth_to_local.rules in the ambari.properties file, translate the supplied principal name to a local name.

Parameters:

principalName - the principal name to translate

Returns:

a local username