/*
*
* 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.registry;
import java.net.InetSocketAddress;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import org.apache.commons.configuration.ConfigurationException;
import org.apache.log4j.Logger;
import org.apache.qpid.AMQException;
import org.apache.qpid.common.Closeable;
import org.apache.qpid.common.QpidProperties;
import org.apache.qpid.qmf.QMFService;
import org.apache.qpid.server.configuration.BrokerConfig;
import org.apache.qpid.server.configuration.ConfigStore;
import org.apache.qpid.server.configuration.ConfigurationManager;
import org.apache.qpid.server.configuration.ServerConfiguration;
import org.apache.qpid.server.configuration.SystemConfig;
import org.apache.qpid.server.configuration.SystemConfigImpl;
import org.apache.qpid.server.configuration.VirtualHostConfiguration;
import org.apache.qpid.server.logging.CompositeStartupMessageLogger;
import org.apache.qpid.server.logging.Log4jMessageLogger;
import org.apache.qpid.server.logging.RootMessageLogger;
import org.apache.qpid.server.logging.AbstractRootMessageLogger;
import org.apache.qpid.server.logging.SystemOutMessageLogger;
import org.apache.qpid.server.logging.actors.BrokerActor;
import org.apache.qpid.server.logging.actors.CurrentActor;
import org.apache.qpid.server.logging.messages.BrokerMessages;
import org.apache.qpid.server.management.ManagedObjectRegistry;
import org.apache.qpid.server.management.NoopManagedObjectRegistry;
import org.apache.qpid.server.plugins.PluginManager;
import org.apache.qpid.server.security.SecurityManager;
import org.apache.qpid.server.security.auth.database.ConfigurationFilePrincipalDatabaseManager;
import org.apache.qpid.server.security.auth.database.PrincipalDatabaseManager;
import org.apache.qpid.server.security.auth.manager.AuthenticationManager;
import org.apache.qpid.server.security.auth.manager.PrincipalDatabaseAuthenticationManager;
import org.apache.qpid.server.transport.QpidAcceptor;
import org.apache.qpid.server.virtualhost.VirtualHost;
import org.apache.qpid.server.virtualhost.VirtualHostImpl;
import org.apache.qpid.server.virtualhost.VirtualHostRegistry;
/**
* An abstract application registry that provides access to configuration information and handles the
* construction and caching of configurable objects.
* <p/>
* Subclasses should handle the construction of the "registered objects" such as the exchange registry.
*/
public abstract class ApplicationRegistry implements IApplicationRegistry
{
protected static final Logger _logger = Logger.getLogger(ApplicationRegistry.class);
private static Map<Integer, IApplicationRegistry> _instanceMap = new HashMap<Integer, IApplicationRegistry>();
protected final ServerConfiguration _configuration;
public static final int DEFAULT_INSTANCE = 1;
protected final Map<InetSocketAddress, QpidAcceptor> _acceptors = new HashMap<InetSocketAddress, QpidAcceptor>();
protected ManagedObjectRegistry _managedObjectRegistry;
protected AuthenticationManager _authenticationManager;
protected VirtualHostRegistry _virtualHostRegistry;
protected SecurityManager _securityManager;
protected PrincipalDatabaseManager _databaseManager;
protected PluginManager _pluginManager;
protected ConfigurationManager _configurationManager;
protected RootMessageLogger _rootMessageLogger;
protected CompositeStartupMessageLogger _startupMessageLogger;
protected UUID _brokerId = UUID.randomUUID();
protected QMFService _qmfService;
private BrokerConfig _broker;
private ConfigStore _configStore;
protected String _registryName;
static
{
Runtime.getRuntime().addShutdownHook(new Thread(new ShutdownService()));
}
private static class ShutdownService implements Runnable
{
public void run()
{
removeAll();
}
}
public static void initialise(IApplicationRegistry instance) throws Exception
{
initialise(instance, DEFAULT_INSTANCE);
}
@SuppressWarnings("finally")
public static void initialise(IApplicationRegistry instance, int instanceID) throws Exception
{
if (instance != null)
{
_logger.info("Initialising Application Registry(" + instance + "):" + instanceID);
_instanceMap.put(instanceID, instance);
final ConfigStore store = ConfigStore.newInstance();
store.setRoot(new SystemConfigImpl(store));
instance.setConfigStore(store);
BrokerConfig broker = new BrokerConfigAdapter(instance);
SystemConfig system = (SystemConfig) store.getRoot();
system.addBroker(broker);
instance.setBroker(broker);
try
{
instance.initialise(instanceID);
}
catch (Exception e)
{
_instanceMap.remove(instanceID);
try
{
system.removeBroker(broker);
}
finally
{
throw e;
}
}
}
else
{
remove(instanceID);
}
}
public ConfigStore getConfigStore()
{
return _configStore;
}
public void setConfigStore(final ConfigStore configStore)
{
_configStore = configStore;
}
public static boolean isConfigured()
{
return isConfigured(DEFAULT_INSTANCE);
}
public static boolean isConfigured(int instanceID)
{
return _instanceMap.containsKey(instanceID);
}
/** Method to cleanly shutdown the default registry running in this JVM */
public static void remove()
{
remove(DEFAULT_INSTANCE);
}
/**
* Method to cleanly shutdown specified registry running in this JVM
*
* @param instanceID the instance to shutdown
*/
public static void remove(int instanceID)
{
try
{
IApplicationRegistry instance = _instanceMap.get(instanceID);
if (instance != null)
{
if (_logger.isInfoEnabled())
{
_logger.info("Shutting down ApplicationRegistry(" + instanceID + "):" + instance);
}
instance.close();
instance.getBroker().getSystem().removeBroker(instance.getBroker());
}
}
catch (Exception e)
{
_logger.error("Error shutting down Application Registry(" + instanceID + "): " + e, e);
}
finally
{
_instanceMap.remove(instanceID);
}
}
/** Method to cleanly shutdown all registries currently running in this JVM */
public static void removeAll()
{
Object[] keys = _instanceMap.keySet().toArray();
for (Object k : keys)
{
remove((Integer) k);
}
}
protected ApplicationRegistry(ServerConfiguration configuration)
{
_configuration = configuration;
}
public void configure() throws ConfigurationException
{
_configurationManager = new ConfigurationManager();
try
{
_pluginManager = new PluginManager(_configuration.getPluginDirectory(), _configuration.getCacheDirectory());
}
catch (Exception e)
{
throw new ConfigurationException(e);
}
_configuration.initialise();
}
public void initialise(int instanceID) throws Exception
{
//Create the RootLogger to be used during broker operation
_rootMessageLogger = new Log4jMessageLogger(_configuration);
_registryName = String.valueOf(instanceID);
//Create the composite (log4j+SystemOut MessageLogger to be used during startup
RootMessageLogger[] messageLoggers = {new SystemOutMessageLogger(), _rootMessageLogger};
_startupMessageLogger = new CompositeStartupMessageLogger(messageLoggers);
CurrentActor.set(new BrokerActor(_startupMessageLogger));
try
{
configure();
_qmfService = new QMFService(getConfigStore(), this);
CurrentActor.get().message(BrokerMessages.STARTUP(QpidProperties.getReleaseVersion(), QpidProperties.getBuildVersion()));
initialiseManagedObjectRegistry();
_virtualHostRegistry = new VirtualHostRegistry(this);
_securityManager = new SecurityManager(_configuration, _pluginManager);
createDatabaseManager(_configuration);
_authenticationManager = new PrincipalDatabaseAuthenticationManager(null, null);
_databaseManager.initialiseManagement(_configuration);
_managedObjectRegistry.start();
}
finally
{
CurrentActor.remove();
}
CurrentActor.set(new BrokerActor(_rootMessageLogger));
try
{
initialiseVirtualHosts();
}
finally
{
// Startup complete, so pop the current actor
CurrentActor.remove();
}
}
protected void createDatabaseManager(ServerConfiguration configuration) throws Exception
{
_databaseManager = new ConfigurationFilePrincipalDatabaseManager(_configuration);
}
protected void initialiseVirtualHosts() throws Exception
{
for (String name : _configuration.getVirtualHosts())
{
createVirtualHost(_configuration.getVirtualHostConfig(name));
}
getVirtualHostRegistry().setDefaultVirtualHostName(_configuration.getDefaultVirtualHost());
}
protected void initialiseManagedObjectRegistry() throws AMQException
{
_managedObjectRegistry = new NoopManagedObjectRegistry();
}
public static IApplicationRegistry getInstance()
{
return getInstance(DEFAULT_INSTANCE);
}
public static IApplicationRegistry getInstance(int instanceID)
{
synchronized (IApplicationRegistry.class)
{
IApplicationRegistry instance = _instanceMap.get(instanceID);
if (instance == null)
{
throw new IllegalStateException("Application Registry (" + instanceID + ") not created");
}
else
{
return instance;
}
}
}
/**
* Close non-null Closeable items and log any errors
* @param close
*/
private void close(Closeable close)
{
try
{
if (close != null)
{
close.close();
}
}
catch (Throwable e)
{
_logger.error("Error thrown whilst closing " + close.getClass().getSimpleName(), e);
}
}
public void close()
{
if (_logger.isInfoEnabled())
{
_logger.info("Shutting down ApplicationRegistry:" + this);
}
//Stop incoming connections
unbind();
//Shutdown virtualhosts
close(_virtualHostRegistry);
// close(_accessManager);
//
// close(_databaseManager);
close(_authenticationManager);
close(_managedObjectRegistry);
close(_qmfService);
close(_pluginManager);
CurrentActor.get().message(BrokerMessages.STOPPED());
}
private void unbind()
{
synchronized (_acceptors)
{
for (InetSocketAddress bindAddress : _acceptors.keySet())
{
QpidAcceptor acceptor = _acceptors.get(bindAddress);
try
{
acceptor.getNetworkDriver().close();
}
catch (Throwable e)
{
_logger.error("Unable to close network driver due to:" + e.getMessage());
}
CurrentActor.get().message(BrokerMessages.SHUTTING_DOWN(acceptor.toString(), bindAddress.getPort()));
}
}
}
public ServerConfiguration getConfiguration()
{
return _configuration;
}
public void addAcceptor(InetSocketAddress bindAddress, QpidAcceptor acceptor)
{
synchronized (_acceptors)
{
_acceptors.put(bindAddress, acceptor);
}
}
public VirtualHostRegistry getVirtualHostRegistry()
{
return _virtualHostRegistry;
}
public SecurityManager getSecurityManager()
{
return _securityManager;
}
public ManagedObjectRegistry getManagedObjectRegistry()
{
return _managedObjectRegistry;
}
public PrincipalDatabaseManager getDatabaseManager()
{
return _databaseManager;
}
public AuthenticationManager getAuthenticationManager()
{
return _authenticationManager;
}
public PluginManager getPluginManager()
{
return _pluginManager;
}
public ConfigurationManager getConfigurationManager()
{
return _configurationManager;
}
public RootMessageLogger getRootMessageLogger()
{
return _rootMessageLogger;
}
public RootMessageLogger getCompositeStartupMessageLogger()
{
return _startupMessageLogger;
}
public UUID getBrokerId()
{
return _brokerId;
}
public QMFService getQMFService()
{
return _qmfService;
}
public BrokerConfig getBroker()
{
return _broker;
}
public void setBroker(final BrokerConfig broker)
{
_broker = broker;
}
public VirtualHost createVirtualHost(final VirtualHostConfiguration vhostConfig) throws Exception
{
VirtualHostImpl virtualHost = new VirtualHostImpl(this, vhostConfig);
_virtualHostRegistry.registerVirtualHost(virtualHost);
getBroker().addVirtualHost(virtualHost);
return virtualHost;
}
}