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*
* 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
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package org.apache.qpid.server.handler;
import org.apache.qpid.AMQException;
import org.apache.qpid.AMQChannelException;
import org.apache.qpid.protocol.AMQConstant;
import org.apache.qpid.framing.*;
import org.apache.qpid.server.exchange.ExchangeRegistry;
import org.apache.qpid.server.protocol.AMQMethodEvent;
import org.apache.qpid.server.protocol.AMQProtocolSession;
import org.apache.qpid.server.protocol.HeartbeatConfig;
import org.apache.qpid.server.queue.QueueRegistry;
import org.apache.qpid.server.state.AMQState;
import org.apache.qpid.server.state.AMQStateManager;
import org.apache.qpid.server.state.StateAwareMethodListener;
import org.apache.qpid.server.security.auth.AuthenticationManager;
import org.apache.qpid.server.security.auth.AuthenticationResult;
import org.apache.qpid.server.registry.ApplicationRegistry;
import org.apache.log4j.Logger;
import javax.security.sasl.SaslServer;
import javax.security.sasl.SaslException;
public class ConnectionSecureOkMethodHandler implements StateAwareMethodListener<ConnectionSecureOkBody>
{
private static final Logger _logger = Logger.getLogger(ConnectionSecureOkMethodHandler.class);
private static ConnectionSecureOkMethodHandler _instance = new ConnectionSecureOkMethodHandler();
public static ConnectionSecureOkMethodHandler getInstance()
{
return _instance;
}
private ConnectionSecureOkMethodHandler()
{
}
public void methodReceived(AMQStateManager stateManager, QueueRegistry queueRegistry,
ExchangeRegistry exchangeRegistry, AMQProtocolSession protocolSession,
AMQMethodEvent<ConnectionSecureOkBody> evt) throws AMQException
{
ConnectionSecureOkBody body = evt.getMethod();
AuthenticationManager authMgr = ApplicationRegistry.getInstance().getAuthenticationManager();
SaslServer ss = protocolSession.getSaslServer();
if (ss == null)
{
throw new AMQException("No SASL context set up in session");
}
AuthenticationResult authResult = authMgr.authenticate(ss, body.response);
switch (authResult.status)
{
case ERROR:
// Can't do this as we violate protocol. Need to send Close
// throw new AMQException(AMQConstant.NOT_ALLOWED.getCode(), AMQConstant.NOT_ALLOWED.getName());
_logger.info("Authentication failed");
stateManager.changeState(AMQState.CONNECTION_CLOSING);
AMQFrame close = ConnectionCloseBody.createAMQFrame(0, AMQConstant.NOT_ALLOWED.getCode(),
AMQConstant.NOT_ALLOWED.getName(),
ConnectionCloseBody.CLASS_ID,
ConnectionCloseBody.METHOD_ID);
protocolSession.writeFrame(close);
disposeSaslServer(protocolSession);
break;
case SUCCESS:
_logger.info("Connected as: " + ss.getAuthorizationID());
stateManager.changeState(AMQState.CONNECTION_NOT_TUNED);
AMQFrame tune = ConnectionTuneBody.createAMQFrame(0, Integer.MAX_VALUE,
ConnectionStartOkMethodHandler.getConfiguredFrameSize(),
HeartbeatConfig.getInstance().getDelay());
protocolSession.writeFrame(tune);
disposeSaslServer(protocolSession);
break;
case CONTINUE:
stateManager.changeState(AMQState.CONNECTION_NOT_AUTH);
AMQFrame challenge = ConnectionSecureBody.createAMQFrame(0, authResult.challenge);
protocolSession.writeFrame(challenge);
}
}
private void disposeSaslServer(AMQProtocolSession ps)
{
SaslServer ss = ps.getSaslServer();
if (ss != null)
{
ps.setSaslServer(null);
try
{
ss.dispose();
}
catch (SaslException e)
{
_logger.error("Error disposing of Sasl server: " + e);
}
}
}
}