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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.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import org.apache.log4j.Logger;
import org.apache.qpid.server.model.Broker;
import org.apache.qpid.server.plugin.AuthenticationManagerFactory;
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 abstract class AbstractPrincipalDatabaseAuthManagerFactory implements AuthenticationManagerFactory
{
public static final String RESOURCE_BUNDLE = "org.apache.qpid.server.security.auth.manager.PasswordFileAuthenticationProviderAttributeDescriptions";
public static final String ATTRIBUTE_PATH = "path";
private static final Logger LOGGER = Logger.getLogger(AbstractPrincipalDatabaseAuthManagerFactory.class);
public static final Collection<String> ATTRIBUTES = Collections.unmodifiableList(Arrays.asList(
ATTRIBUTE_TYPE,
ATTRIBUTE_PATH));
@Override
public AuthenticationManager createInstance(Broker broker, Map<String, Object> attributes)
{
if (attributes == null || !getType().equals(attributes.get(ATTRIBUTE_TYPE)))
{
return null;
}
String passwordFile = (String) attributes.get(ATTRIBUTE_PATH);
if (passwordFile == null)
{
LOGGER.warn("Password file path must not be null");
return null;
}
PrincipalDatabase principalDatabase = createPrincipalDatabase();
return new PrincipalDatabaseAuthenticationManager(principalDatabase, passwordFile);
}
abstract PrincipalDatabase createPrincipalDatabase();
@Override
public Collection<String> getAttributeNames()
{
return ATTRIBUTES;
}
}
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