/*
* 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.messaging;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.SOCKET_BINDING;
import static org.jboss.as.messaging.CommonAttributes.JGROUPS_STACK;
import java.net.InetAddress;
import java.net.NetworkInterface;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.hornetq.api.core.BroadcastEndpointFactoryConfiguration;
import org.hornetq.api.core.DiscoveryGroupConfiguration;
import org.hornetq.api.core.JGroupsBroadcastGroupConfiguration;
import org.hornetq.api.core.UDPBroadcastGroupConfiguration;
import org.hornetq.core.config.Configuration;
import org.jboss.as.controller.AbstractAddStepHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.ServiceVerificationHandler;
import org.jboss.as.controller.descriptions.ModelDescriptionConstants;
import org.jboss.as.controller.interfaces.InetAddressUtil;
import org.jboss.as.network.NetworkInterfaceBinding;
import org.jboss.as.network.SocketBinding;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.Property;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.ServiceRegistry;
import org.jboss.msc.service.ServiceTarget;
import org.jboss.msc.value.ImmediateValue;
import org.jgroups.JChannel;
/**
* Handler for adding a discovery group.
*
* @author Brian Stansberry (c) 2011 Red Hat Inc.
*/
public class DiscoveryGroupAdd extends AbstractAddStepHandler {
private static final OperationValidator VALIDATOR = new OperationValidator.AttributeDefinitionOperationValidator(DiscoveryGroupDefinition.ATTRIBUTES);
public static final DiscoveryGroupAdd INSTANCE = new DiscoveryGroupAdd();
private DiscoveryGroupAdd() {
}
@Override
protected void populateModel(ModelNode operation, ModelNode model) throws OperationFailedException {
model.setEmptyObject();
VALIDATOR.validateAndSet(operation, model);
}
@Override
protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model, ServiceVerificationHandler verificationHandler, List<ServiceController<?>> newControllers) throws OperationFailedException {
final PathAddress address = PathAddress.pathAddress(operation.require(OP_ADDR));
final String name = address.getLastElement().getValue();
ServiceRegistry registry = context.getServiceRegistry(false);
final ServiceName hqServiceName = MessagingServices.getHornetQServiceName(PathAddress.pathAddress(operation.get(ModelDescriptionConstants.OP_ADDR)));
ServiceController<?> hqService = registry.getService(hqServiceName);
if (hqService != null) {
context.reloadRequired();
} else {
final ServiceTarget target = context.getServiceTarget();
if(model.hasDefined(JGROUPS_STACK.getName())) {
// nothing to do, in that case, the clustering.jgroups subsystem will have setup the stack
} else if(model.hasDefined(RemoteTransportDefinition.SOCKET_BINDING.getName())) {
final GroupBindingService bindingService = new GroupBindingService();
target.addService(GroupBindingService.getDiscoveryBaseServiceName(hqServiceName).append(name), bindingService)
.addDependency(SocketBinding.JBOSS_BINDING_NAME.append(model.get(SOCKET_BINDING).asString()), SocketBinding.class, bindingService.getBindingRef())
.install();
} else {
final ModelNode localAddrNode = CommonAttributes.LOCAL_BIND_ADDRESS.resolveModelAttribute(context, model);
final String localAddress = localAddrNode.isDefined() ? localAddrNode.asString() : null;
final ModelNode groupAddrNode = CommonAttributes.GROUP_ADDRESS.resolveModelAttribute(context, model);
final String groupAddress = groupAddrNode.isDefined() ? groupAddrNode.asString() : null;
final ModelNode groupPortNode = CommonAttributes.GROUP_PORT.resolveModelAttribute(context, model);
final int groupPort = groupPortNode.isDefined() ? groupPortNode.asInt() : -1;
try {
final InetAddress inet = localAddress != null ? InetAddress.getByName(localAddress) : InetAddressUtil.getLocalHost();
final NetworkInterface intf = NetworkInterface.getByInetAddress(inet);
final NetworkInterfaceBinding b = new NetworkInterfaceBinding(Collections.singleton(intf), inet);
final InetAddress group = InetAddress.getByName(groupAddress);
final SocketBinding socketBinding = new SocketBinding(name, -1, false, group, groupPort, b, null, null);
final GroupBindingService bindingService = new GroupBindingService();
target.addService(GroupBindingService.getDiscoveryBaseServiceName(hqServiceName).append(name), bindingService)
.addInjectionValue(bindingService.getBindingRef(), new ImmediateValue<SocketBinding>(socketBinding))
.install();
} catch (Exception e) {
throw new OperationFailedException(new ModelNode().set(e.getLocalizedMessage()));
}
}
}
}
static void addDiscoveryGroupConfigs(final OperationContext context, final Configuration configuration, final ModelNode model) throws OperationFailedException {
if (model.hasDefined(CommonAttributes.DISCOVERY_GROUP)) {
Map<String, DiscoveryGroupConfiguration> configs = configuration.getDiscoveryGroupConfigurations();
if (configs == null) {
configs = new HashMap<String, DiscoveryGroupConfiguration>();
configuration.setDiscoveryGroupConfigurations(configs);
}
for (Property prop : model.get(CommonAttributes.DISCOVERY_GROUP).asPropertyList()) {
configs.put(prop.getName(), createDiscoveryGroupConfiguration(context, prop.getName(), prop.getValue()));
}
}
}
static DiscoveryGroupConfiguration createDiscoveryGroupConfiguration(final OperationContext context, final String name, final ModelNode model) throws OperationFailedException {
final long refreshTimeout = DiscoveryGroupDefinition.REFRESH_TIMEOUT.resolveModelAttribute(context, model).asLong();
final long initialWaitTimeout = DiscoveryGroupDefinition.INITIAL_WAIT_TIMEOUT.resolveModelAttribute(context, model).asLong();
// Requires runtime service
return new DiscoveryGroupConfiguration(name, refreshTimeout, initialWaitTimeout, null);
}
static DiscoveryGroupConfiguration createDiscoveryGroupConfiguration(final String name, final DiscoveryGroupConfiguration config, final SocketBinding socketBinding) throws Exception {
final String localAddress = socketBinding.getAddress().getHostAddress();
final String groupAddress = socketBinding.getMulticastAddress().getHostAddress();
final int groupPort = socketBinding.getMulticastPort();
final long refreshTimeout = config.getRefreshTimeout();
final long initialWaitTimeout = config.getDiscoveryInitialWaitTimeout();
final UDPBroadcastGroupConfiguration endpointFactoryConfiguration = new UDPBroadcastGroupConfiguration(groupAddress, groupPort, localAddress, -1);
return new DiscoveryGroupConfiguration(name, refreshTimeout, initialWaitTimeout, endpointFactoryConfiguration );
}
static DiscoveryGroupConfiguration createDiscoveryGroupConfiguration(final String name, final DiscoveryGroupConfiguration config, final JChannel channel, final String channelName) throws Exception {
final long refreshTimeout = config.getRefreshTimeout();
final long initialWaitTimeout = config.getDiscoveryInitialWaitTimeout();
final BroadcastEndpointFactoryConfiguration endpointFactoryConfiguration = new JGroupsBroadcastGroupConfiguration(channel, channelName);
return new DiscoveryGroupConfiguration(name, refreshTimeout, initialWaitTimeout, endpointFactoryConfiguration );
}
}