/*
* 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.io.IOException;
import org.apache.commons.configuration.Configuration;
import org.apache.log4j.Logger;
import org.apache.qpid.server.plugin.AuthenticationManagerFactory;
import org.apache.qpid.server.security.auth.database.Base64MD5PasswordFilePrincipalDatabase;
import org.apache.qpid.server.security.auth.database.PlainPasswordFilePrincipalDatabase;
import org.apache.qpid.server.security.auth.database.PrincipalDatabase;
/**
* Factory for {@link PrincipalDatabaseAuthenticationManager} objects configured with either the
* Plain or Base64MD5 digest {@link PrincipalDatabase} implementation.
*/
public class PrincipalDatabaseAuthManagerFactory implements AuthenticationManagerFactory
{
private static final Logger LOGGER = Logger.getLogger(PrincipalDatabaseAuthManagerFactory.class);
@Override
public AuthenticationManager createInstance(Configuration configuration)
{
if(configuration.subset("pd-auth-manager").isEmpty())
{
return null;
}
String clazz = configuration.getString("pd-auth-manager.principal-database.class");
String passwordArgumentName = configuration.getString("pd-auth-manager.principal-database.attributes.attribute.name");
String passwordFile = configuration.getString("pd-auth-manager.principal-database.attributes.attribute.value");
PrincipalDatabase principalDatabase = createKnownImplementation(clazz);
if (principalDatabase == null)
{
LOGGER.warn("Config for pd-auth-manager found but principal-database class specified in config " + clazz +
" not recognised.");
return null;
}
if (!"passwordFile".equals(passwordArgumentName) || passwordFile == null)
{
LOGGER.warn("Config for pd-auth-manager found but config incomplete - expected attributes not found.");
return null;
}
try
{
principalDatabase.setPasswordFile(passwordFile);
}
catch (IOException e)
{
throw new RuntimeException(e.getMessage(), e);
}
return new PrincipalDatabaseAuthenticationManager(principalDatabase);
}
private PrincipalDatabase createKnownImplementation(String clazz)
{
if (PlainPasswordFilePrincipalDatabase.class.getName().equals(clazz))
{
return new PlainPasswordFilePrincipalDatabase();
}
else if (Base64MD5PasswordFilePrincipalDatabase.class.getName().equals(clazz))
{
return new Base64MD5PasswordFilePrincipalDatabase();
}
else
{
return null;
}
}
}