org.eclipse.jgit.internal.transport.sshd

Class GssApiWithMicAuthentication

java.lang.Object

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

org.apache.sshd.client.auth.AbstractUserAuth

org.eclipse.jgit.internal.transport.sshd.GssApiWithMicAuthentication

All Implemented Interfaces:

org.apache.sshd.client.auth.UserAuth, org.apache.sshd.client.session.ClientSessionHolder, org.apache.sshd.common.auth.UserAuthInstance<org.apache.sshd.client.session.ClientSession>, org.apache.sshd.common.NamedResource

public class GssApiWithMicAuthentication
extends org.apache.sshd.client.auth.AbstractUserAuth

GSSAPI-with-MIC authentication handler (Kerberos 5).

See Also:

RFC 4462

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	GssApiWithMicAuthentication.ProtocolState

Field Summary

Fields

Modifier and Type	Field and Description
private org.ietf.jgss.GSSContext	context
private org.ietf.jgss.Oid	currentMechanism
private java.util.Collection<org.ietf.jgss.Oid>	mechanisms
private java.util.Iterator<org.ietf.jgss.Oid>	nextMechanism
private static byte	SSH_MSG_USERAUTH_GSSAPI_RESPONSE Synonym used in RFC 4462.
private static byte	SSH_MSG_USERAUTH_GSSAPI_TOKEN Synonym used in RFC 4462.
private GssApiWithMicAuthentication.ProtocolState	state

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

log

Fields inherited from interface org.apache.sshd.common.NamedResource

BY_NAME_COMPARATOR, NAME_EXTRACTOR

Constructor Summary

Constructors

Constructor and Description
GssApiWithMicAuthentication() Creates a new GssApiWithMicAuthentication.

Method Summary

Modifier and Type	Method and Description
private void	close(boolean silent)
void	destroy()
private java.lang.String	getHostName(org.apache.sshd.client.session.ClientSession session)
protected boolean	processAuthDataRequest(org.apache.sshd.client.session.ClientSession session, java.lang.String service, org.apache.sshd.common.util.buffer.Buffer in)
private void	replyToken(org.apache.sshd.client.session.ClientSession session, java.lang.String service, byte[] bytes)
protected boolean	sendAuthDataRequest(org.apache.sshd.client.session.ClientSession session, java.lang.String service)
private void	sendMic(org.apache.sshd.client.session.ClientSession session, java.lang.String service)
private void	sendToken(org.apache.sshd.client.session.ClientSession session, byte[] receivedToken)
private boolean	unexpectedMessage(int command)

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

getClientSession, getName, getService, getSession, init, process, toString

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

getSimplifiedLogger

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.sshd.common.NamedResource

findByName, getNameList, getNames, ofName, removeByName

Field Detail

SSH_MSG_USERAUTH_GSSAPI_RESPONSE

private static final byte SSH_MSG_USERAUTH_GSSAPI_RESPONSE

Synonym used in RFC 4462.

See Also:

Constant Field Values

SSH_MSG_USERAUTH_GSSAPI_TOKEN

private static final byte SSH_MSG_USERAUTH_GSSAPI_TOKEN

Synonym used in RFC 4462.

See Also:

Constant Field Values

mechanisms

private java.util.Collection<org.ietf.jgss.Oid> mechanisms

nextMechanism

private java.util.Iterator<org.ietf.jgss.Oid> nextMechanism

currentMechanism

private org.ietf.jgss.Oid currentMechanism

state

private GssApiWithMicAuthentication.ProtocolState state

context

private org.ietf.jgss.GSSContext context

Constructor Detail

GssApiWithMicAuthentication

public GssApiWithMicAuthentication()

Creates a new GssApiWithMicAuthentication.

Method Detail

sendAuthDataRequest

protected boolean sendAuthDataRequest(org.apache.sshd.client.session.ClientSession session,
                                      java.lang.String service)
                               throws java.lang.Exception

Specified by:

sendAuthDataRequest in class org.apache.sshd.client.auth.AbstractUserAuth

Throws:

java.lang.Exception

processAuthDataRequest

protected boolean processAuthDataRequest(org.apache.sshd.client.session.ClientSession session,
                                         java.lang.String service,
                                         org.apache.sshd.common.util.buffer.Buffer in)
                                  throws java.lang.Exception

Specified by:

processAuthDataRequest in class org.apache.sshd.client.auth.AbstractUserAuth

Throws:

java.lang.Exception

destroy

public void destroy()

Specified by:

destroy in interface org.apache.sshd.client.auth.UserAuth

Overrides:

destroy in class org.apache.sshd.client.auth.AbstractUserAuth

close

private void close(boolean silent)

sendToken

private void sendToken(org.apache.sshd.client.session.ClientSession session,
                       byte[] receivedToken)
                throws java.io.IOException,
                       org.ietf.jgss.GSSException

Throws:

java.io.IOException

org.ietf.jgss.GSSException

sendMic

private void sendMic(org.apache.sshd.client.session.ClientSession session,
                     java.lang.String service)
              throws java.io.IOException,
                     org.ietf.jgss.GSSException

Throws:

java.io.IOException

org.ietf.jgss.GSSException

replyToken

private void replyToken(org.apache.sshd.client.session.ClientSession session,
                        java.lang.String service,
                        byte[] bytes)
                 throws java.io.IOException,
                        org.ietf.jgss.GSSException

Throws:

java.io.IOException

org.ietf.jgss.GSSException

getHostName

private java.lang.String getHostName(org.apache.sshd.client.session.ClientSession session)

unexpectedMessage

private boolean unexpectedMessage(int command)