org.apache.accumulo.server.security.handler

Class KerberosAuthenticator

java.lang.Object

org.apache.accumulo.server.security.handler.KerberosAuthenticator

All Implemented Interfaces:

Authenticator

public class KerberosAuthenticator
extends Object
implements Authenticator

Constructor Summary

Constructors

Constructor and Description
KerberosAuthenticator()
KerberosAuthenticator(ZooCache cache, AccumuloConfiguration conf)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	authenticateUser(String principal, AuthenticationToken token)
void	changePassword(String principal, AuthenticationToken token)
void	createUser(String principal, AuthenticationToken token) Creates a user with no initial permissions whatsoever
void	dropUser(String user)
Set<Class<? extends AuthenticationToken>>	getSupportedTokenTypes()
void	initialize(String instanceId, boolean initialize)
void	initializeSecurity(TCredentials credentials, String principal, byte[] token)
Set<String>	listUsers()
boolean	userExists(String user) Checks if a user exists
boolean	validSecurityHandlers(Authorizor auth, PermissionHandler pm)
boolean	validTokenClass(String tokenClass) Returns true if the given token is appropriate for this Authenticator

Methods inherited from class java.lang.Object

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

Constructor Detail

KerberosAuthenticator

public KerberosAuthenticator()

KerberosAuthenticator

public KerberosAuthenticator(ZooCache cache,
                     AccumuloConfiguration conf)

Method Detail

initialize

public void initialize(String instanceId,
              boolean initialize)

Specified by:

initialize in interface Authenticator

validSecurityHandlers

public boolean validSecurityHandlers(Authorizor auth,
                            PermissionHandler pm)

Specified by:

validSecurityHandlers in interface Authenticator

initializeSecurity

public void initializeSecurity(TCredentials credentials,
                      String principal,
                      byte[] token)
                        throws AccumuloSecurityException,
                               ThriftSecurityException

Specified by:

initializeSecurity in interface Authenticator

Throws:

AccumuloSecurityException

ThriftSecurityException

authenticateUser

public boolean authenticateUser(String principal,
                       AuthenticationToken token)
                         throws AccumuloSecurityException

Specified by:

authenticateUser in interface Authenticator

Throws:

AccumuloSecurityException

listUsers

public Set<String> listUsers()
                      throws AccumuloSecurityException

Specified by:

listUsers in interface Authenticator

Throws:

AccumuloSecurityException

createUser

public void createUser(String principal,
              AuthenticationToken token)
                throws AccumuloSecurityException

Description copied from interface: Authenticator

Creates a user with no initial permissions whatsoever

Specified by:

createUser in interface Authenticator

Throws:

AccumuloSecurityException

dropUser

public void dropUser(String user)
              throws AccumuloSecurityException

Specified by:

dropUser in interface Authenticator

Throws:

AccumuloSecurityException

changePassword

public void changePassword(String principal,
                  AuthenticationToken token)
                    throws AccumuloSecurityException

Specified by:

changePassword in interface Authenticator

Throws:

AccumuloSecurityException

userExists

public boolean userExists(String user)
                   throws AccumuloSecurityException

Description copied from interface: Authenticator

Checks if a user exists

Specified by:

userExists in interface Authenticator

Throws:

AccumuloSecurityException

getSupportedTokenTypes

public Set<Class<? extends AuthenticationToken>> getSupportedTokenTypes()

Specified by:

getSupportedTokenTypes in interface Authenticator

validTokenClass

public boolean validTokenClass(String tokenClass)

Description copied from interface: Authenticator

Returns true if the given token is appropriate for this Authenticator

Specified by:

validTokenClass in interface Authenticator