org.apache.hadoop.hive.metastore

Class MetaStoreCustomAuthenticationProviderImpl

java.lang.Object

org.apache.hadoop.hive.metastore.MetaStoreCustomAuthenticationProviderImpl

All Implemented Interfaces:

MetaStorePasswdAuthenticationProvider

public class MetaStoreCustomAuthenticationProviderImpl
extends Object
implements MetaStorePasswdAuthenticationProvider

This authentication provider implements the CUSTOM authentication. It allows a MetaStorePasswdAuthenticationProvider to be specified at configuration time which may additionally implement Configurable to grab Metastore's Configuration.

Field Summary

Fields

Modifier and Type	Field and Description
protected static org.slf4j.Logger	LOG

Method Summary

Modifier and Type	Method and Description
void	authenticate(String user, String password) The Authenticate method is called by the HiveServer2 authentication layer to authenticate users for their requests.

Methods inherited from class java.lang.Object

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

Field Detail

LOG

protected static final org.slf4j.Logger LOG

Method Detail

authenticate

public void authenticate(String user,
                         String password)
                  throws AuthenticationException

Description copied from interface: MetaStorePasswdAuthenticationProvider

The Authenticate method is called by the HiveServer2 authentication layer to authenticate users for their requests. If a user is to be granted, return nothing/throw nothing. When a user is to be disallowed, throw an appropriate AuthenticationException.
For an example implementation, see MetaStoreLdapAuthenticationProviderImpl.

Specified by:

authenticate in interface MetaStorePasswdAuthenticationProvider

Parameters:

user - The username received over the connection request

password - The password received over the connection request

Throws:

AuthenticationException - When a user is found to be invalid by the implementation