/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
package org.apache.directory.server.ldap.handlers.bind.ntlm;
import org.apache.directory.server.ldap.LdapSession;
import org.apache.directory.server.ldap.handlers.bind.AbstractMechanismHandler;
import org.apache.directory.server.ldap.handlers.bind.SaslConstants;
import org.apache.directory.shared.ldap.message.internal.InternalBindRequest;
import javax.security.sasl.SaslServer;
/**
* A handler for the NTLM Sasl and GSS-SPNEGO mechanism. Note that both
* mechanisms require an NTLM mechanism provider which could be implemented
* using jCIFS or native Win32 system calls via a JNI wrapper.
*
* @org.apache.xbean.XBean
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
* @version $Rev$, $Date$
*/
public class NtlmMechanismHandler extends AbstractMechanismHandler
{
private String providerFqcn;
private NtlmProvider provider;
public void setNtlmProvider( NtlmProvider provider )
{
this.provider = provider;
}
public void setNtlmProviderFqcn( String fqcnProvider )
{
this.providerFqcn = fqcnProvider;
}
public SaslServer handleMechanism( LdapSession ldapSession, InternalBindRequest bindRequest ) throws Exception
{
SaslServer ss = ( SaslServer ) ldapSession.getSaslProperty( SaslConstants.SASL_SERVER );
if ( ss == null )
{
if ( provider == null )
{
initProvider();
}
ss = new NtlmSaslServer( provider, bindRequest, ldapSession );
ldapSession.putSaslProperty( SaslConstants.SASL_SERVER, ss );
}
return ss;
}
private void initProvider() throws Exception
{
provider = ( NtlmProvider ) Class.forName( providerFqcn ).newInstance();
}
/**
* {@inheritDoc}
*/
public void init( LdapSession ldapSession )
{
// Store the host in the ldap session
String saslHost = ldapSession.getLdapServer().getSaslHost();
ldapSession.putSaslProperty( SaslConstants.SASL_HOST, saslHost );
}
/**
* Remove the Host, UserBaseDn, props and Mechanism property.
*
* @param ldapSession the LdapSession instance
*/
public void cleanup( LdapSession ldapSession )
{
ldapSession.removeSaslProperty( SaslConstants.SASL_HOST );
ldapSession.removeSaslProperty( SaslConstants.SASL_USER_BASE_DN );
ldapSession.removeSaslProperty( SaslConstants.SASL_MECH );
ldapSession.removeSaslProperty( SaslConstants.SASL_PROPS );
ldapSession.removeSaslProperty( SaslConstants.SASL_AUTHENT_USER );
}
}