org.apache.sshd.server.auth.gss

Class UserAuthGSS

java.lang.Object

org.apache.sshd.common.util.logging.AbstractLoggingBean

org.apache.sshd.server.auth.AbstractUserAuth

org.apache.sshd.server.auth.gss.UserAuthGSS

All Implemented Interfaces:

UserAuth

public class UserAuthGSS
extends AbstractUserAuth

Prototype user authentication handling gssapi-with-mic. Implements HandshakingUserAuth because the process involves several steps.

Several methods are available for overriding in specific circumstances.

Field Summary

Fields

Modifier and Type	Field and Description
static Oid	KRB5_MECH
static Oid	KRB5_NT_PRINCIPAL

Fields inherited from class org.apache.sshd.server.auth.AbstractUserAuth

service, session, username

Fields inherited from class org.apache.sshd.common.util.logging.AbstractLoggingBean

log

Constructor Summary

Constructors

Constructor and Description
UserAuthGSS()

Method Summary

Modifier and Type	Method and Description
void	destroy() Free any system resources used by the module.
protected Boolean	doAuth(Buffer buffer, boolean initial) Handle the first authentication step.
protected GSSAuthenticator	getAuthenticator(ServerSession session) Utility to get the configured GSS authenticator for the server, throwing an exception if none is available.
String	getUserName() Get a user name which has been derived from the handshaking process, or the initial name if nothing has been found.

Methods inherited from class org.apache.sshd.server.auth.AbstractUserAuth

auth, getService, next

Methods inherited from class java.lang.Object

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

Field Detail

KRB5_MECH

public static final Oid KRB5_MECH

KRB5_NT_PRINCIPAL

public static final Oid KRB5_NT_PRINCIPAL

Constructor Detail

UserAuthGSS

public UserAuthGSS()

Method Detail

doAuth

protected Boolean doAuth(Buffer buffer,
                         boolean initial)
                  throws Exception

Handle the first authentication step.

Specified by:

doAuth in class AbstractUserAuth

Throws:

Exception

getUserName

public String getUserName()

Get a user name which has been derived from the handshaking process, or the initial name if nothing has been found.

Specified by:

getUserName in interface UserAuth

Overrides:

getUserName in class AbstractUserAuth

Returns:

The user name

destroy

public void destroy()

Free any system resources used by the module.

Specified by:

destroy in interface UserAuth

Overrides:

destroy in class AbstractUserAuth

getAuthenticator

protected GSSAuthenticator getAuthenticator(ServerSession session)
                                     throws Exception

Utility to get the configured GSS authenticator for the server, throwing an exception if none is available.

Parameters:

session - The current ServerSession

Returns:

The GSSAuthenticator - never null

Throws:

Exception - If no GSS authenticator is defined