/*
* 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.cramMD5;
import org.apache.directory.server.core.CoreSession;
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.constants.SupportedSaslMechanisms;
import org.apache.directory.shared.ldap.message.internal.InternalBindRequest;
import javax.security.auth.callback.CallbackHandler;
import javax.security.sasl.Sasl;
import javax.security.sasl.SaslServer;
import java.util.HashMap;
import java.util.Map;
/**
* The CRAM-MD Sasl mechanism handler.
*
* @org.apache.xbean.XBean
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
* @version $Rev$, $Date$
*/
public class CramMd5MechanismHandler extends AbstractMechanismHandler
{
public SaslServer handleMechanism( LdapSession ldapSession, InternalBindRequest bindRequest ) throws Exception
{
SaslServer ss = (SaslServer)ldapSession.getSaslProperty( SaslConstants.SASL_SERVER );
// TODO - don't use session properties anymore
if ( ss == null )
{
String saslHost = ldapSession.getLdapServer().getSaslHost();
String userBaseDn = ldapSession.getLdapServer().getSearchBaseDn();
ldapSession.putSaslProperty( SaslConstants.SASL_HOST, saslHost );
ldapSession.putSaslProperty( SaslConstants.SASL_USER_BASE_DN, userBaseDn );
Map<String, String> saslProps = new HashMap<String, String>();
CoreSession adminSession = ldapSession.getLdapServer().getDirectoryService().getAdminSession();
CallbackHandler callbackHandler = new CramMd5CallbackHandler( ldapSession, adminSession, bindRequest );
ss = Sasl.createSaslServer( SupportedSaslMechanisms.CRAM_MD5, SaslConstants.LDAP_PROTOCOL, saslHost, saslProps, callbackHandler );
ldapSession.putSaslProperty( SaslConstants.SASL_SERVER, ss );
}
return ss;
}
/**
* {@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 SaslServer and Mechanism property.
*
* @param ldapSession the Ldapsession instance
*/
public void cleanup( LdapSession ldapSession )
{
ldapSession.clearSaslProperties();
}
}