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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
* under the License.
*/
package org.apache.qpid.server.security.auth.manager;
import java.security.Principal;
import javax.security.sasl.SaslException;
import javax.security.sasl.SaslServer;
import org.apache.qpid.server.security.auth.AuthenticationResult;
import org.apache.qpid.server.security.auth.UsernamePrincipal;
import org.apache.qpid.server.security.auth.sasl.external.ExternalSaslServer;
public class ExternalAuthenticationManager implements AuthenticationManager
{
private static final String EXTERNAL = "EXTERNAL";
ExternalAuthenticationManager()
{
}
@Override
public void initialise()
{
}
@Override
public String getMechanisms()
{
return EXTERNAL;
}
@Override
public SaslServer createSaslServer(String mechanism, String localFQDN, Principal externalPrincipal) throws SaslException
{
if(EXTERNAL.equals(mechanism))
{
return new ExternalSaslServer(externalPrincipal);
}
else
{
throw new SaslException("Unknown mechanism: " + mechanism);
}
}
@Override
public AuthenticationResult authenticate(SaslServer server, byte[] response)
{
// Process response from the client
try
{
server.evaluateResponse(response != null ? response : new byte[0]);
Principal principal = ((ExternalSaslServer)server).getAuthenticatedPrincipal();
if(principal != null)
{
return new AuthenticationResult(principal);
}
else
{
return new AuthenticationResult(AuthenticationResult.AuthenticationStatus.ERROR);
}
}
catch (SaslException e)
{
return new AuthenticationResult(AuthenticationResult.AuthenticationStatus.ERROR,e);
}
}
@Override
public AuthenticationResult authenticate(String username, String password)
{
return new AuthenticationResult(new UsernamePrincipal(username));
}
@Override
public void close()
{
}
}
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