Package 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	Description
KerberosAuthenticator()

Method Summary

Modifier and Type	Method	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(ServerContext context)
void	initializeSecurity(String principal, byte[] token)
Set<String>	listUsers()
boolean	userExists(String user)	Checks if a user exists
boolean	validSecurityHandlers()
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()

Method Detail

initialize

public void initialize(ServerContext context)

Specified by:

initialize in interface Authenticator

validSecurityHandlers

public boolean validSecurityHandlers()

Specified by:

validSecurityHandlers in interface Authenticator

initializeSecurity

public void initializeSecurity(String principal,
                               byte[] token)

Specified by:

initializeSecurity in interface Authenticator

authenticateUser

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

Specified by:

authenticateUser in interface Authenticator

Throws:

AccumuloSecurityException

listUsers

public Set<String> listUsers()

Specified by:

listUsers in interface Authenticator

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)

Specified by:

changePassword in interface Authenticator

userExists

public boolean userExists(String user)

Description copied from interface: Authenticator

Checks if a user exists

Specified by:

userExists in interface Authenticator

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