/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.ejb3.remote;
import org.jboss.as.clustering.registry.Registry;
import org.jboss.as.network.ClientMapping;
import org.jboss.as.network.SocketBinding;
import org.jboss.as.remoting.AbstractStreamServerService;
import org.jboss.as.remoting.InjectedSocketBindingStreamServerService;
import org.jboss.as.server.ServerEnvironment;
import org.jboss.msc.inject.Injector;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.ServiceContainer;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.InjectedValue;
import java.net.InetAddress;
import java.net.UnknownHostException;
import java.util.Collections;
import java.util.List;
/**
* @author Jaikiran Pai
*/
public class EJBRemotingConnectorClientMappingsEntryProviderService implements Service<Registry.RegistryEntryProvider<String, List<ClientMapping>>> {
public static final ServiceName SERVICE_NAME = ServiceName.JBOSS.append("ejb").append("remoting").append("connector").append("client-mapping-entry-provider-service");
private final ServiceName remotingConnectorServiceName;
private volatile InjectedSocketBindingStreamServerService remotingServer;
private final Registry.RegistryEntryProvider<String, List<ClientMapping>> registryEntryProvider = new ClientMappingEntryProvider();
private final InjectedValue<ServerEnvironment> serverEnvironment = new InjectedValue<ServerEnvironment>();
public EJBRemotingConnectorClientMappingsEntryProviderService(final ServiceName remotingConnectorServiceName) {
this.remotingConnectorServiceName = remotingConnectorServiceName;
}
@Override
public void start(StartContext context) throws StartException {
// get the remoting server (which allows remoting connector to connect to it) service
final ServiceContainer serviceContainer = context.getController().getServiceContainer();
final ServiceController streamServerServiceController = serviceContainer.getRequiredService(this.remotingConnectorServiceName);
final AbstractStreamServerService streamServerService = (AbstractStreamServerService) streamServerServiceController.getService();
// we can only work off a remoting connector which is backed by a socket binding
if (streamServerService instanceof InjectedSocketBindingStreamServerService) {
this.remotingServer = (InjectedSocketBindingStreamServerService) streamServerService;
}
}
@Override
public void stop(StopContext context) {
this.remotingServer = null;
}
@Override
public Registry.RegistryEntryProvider<String, List<ClientMapping>> getValue() {
return this.registryEntryProvider;
}
public Injector<ServerEnvironment> getServerEnvironmentInjector() {
return this.serverEnvironment;
}
List<ClientMapping> getClientMappings() {
if (this.remotingServer == null) {
return Collections.emptyList();
}
final SocketBinding socketBinding = this.remotingServer.getSocketBinding();
final List<ClientMapping> clientMappings = socketBinding.getClientMappings();
if (clientMappings != null && !clientMappings.isEmpty()) {
return clientMappings;
}
// TODO: We use the textual form of IP address as the destination address for now.
// This needs to be configurable (i.e. send either host name or the IP address). But
// since this is a corner case (i.e. absence of any client-mappings for a socket binding),
// this should be OK for now
final String destinationAddress = socketBinding.getAddress().getHostAddress();
final InetAddress clientNetworkAddress;
try {
clientNetworkAddress = InetAddress.getByName("::");
} catch (UnknownHostException e) {
throw new RuntimeException(e);
}
final ClientMapping defaultClientMapping = new ClientMapping(clientNetworkAddress, 0, destinationAddress, socketBinding.getAbsolutePort());
return Collections.singletonList(defaultClientMapping);
}
String getNodeName() {
return this.serverEnvironment.getValue().getNodeName();
}
private class ClientMappingEntryProvider implements Registry.RegistryEntryProvider<String, List<ClientMapping>> {
@Override
public String getKey() {
return getNodeName();
}
@Override
public List<ClientMapping> getValue() {
return EJBRemotingConnectorClientMappingsEntryProviderService.this.getClientMappings();
}
}
}