/*
* 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.wildfly.extension.messaging.activemq;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.SOCKET_BINDING;
import static org.wildfly.extension.messaging.activemq.CommonAttributes.JGROUPS_CHANNEL;
import java.util.HashMap;
import java.util.Map;
import org.apache.activemq.artemis.api.core.BroadcastEndpointFactory;
import org.apache.activemq.artemis.api.core.ChannelBroadcastEndpointFactory;
import org.apache.activemq.artemis.api.core.DiscoveryGroupConfiguration;
import org.apache.activemq.artemis.api.core.UDPBroadcastEndpointFactory;
import org.apache.activemq.artemis.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.capability.RuntimeCapability;
import org.jboss.as.controller.descriptions.ModelDescriptionConstants;
import org.jboss.as.controller.registry.Resource;
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.jgroups.JChannel;
import org.wildfly.clustering.jgroups.spi.JGroupsDefaultRequirement;
/**
* Handler for adding a discovery group.
*
* @author Brian Stansberry (c) 2011 Red Hat Inc.
*/
public class DiscoveryGroupAdd extends AbstractAddStepHandler {
public static final DiscoveryGroupAdd INSTANCE = new DiscoveryGroupAdd();
private DiscoveryGroupAdd() {
super(DiscoveryGroupDefinition.ATTRIBUTES);
}
@Override
protected void recordCapabilitiesAndRequirements(OperationContext context, ModelNode operation, Resource resource) throws OperationFailedException {
//super.recordCapabilitiesAndRequirements(context, operation, resource);
String discoveryGroupName = context.getCurrentAddressValue();
String serverName = context.getCurrentAddress().getParent().getLastElement().getValue();
String compositeName = serverName + "." + discoveryGroupName;
context.registerCapability(DiscoveryGroupDefinition.CHANNEL_FACTORY_CAPABILITY.fromBaseCapability(compositeName));
ModelNode model = resource.getModel();
if (CommonAttributes.JGROUPS_CHANNEL.resolveModelAttribute(context, model).isDefined() && !DiscoveryGroupDefinition.JGROUPS_STACK.resolveModelAttribute(context, model).isDefined()) {
context.registerAdditionalCapabilityRequirement(JGroupsDefaultRequirement.CHANNEL_FACTORY.getName(), RuntimeCapability.buildDynamicCapabilityName(DiscoveryGroupDefinition.CHANNEL_FACTORY_CAPABILITY.getName(), compositeName), DiscoveryGroupDefinition.JGROUPS_STACK.getName());
}
}
@Override
protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
final PathAddress address = PathAddress.pathAddress(operation.require(OP_ADDR));
final String name = address.getLastElement().getValue();
ServiceRegistry registry = context.getServiceRegistry(false);
final ServiceName serviceName = MessagingServices.getActiveMQServiceName(PathAddress.pathAddress(operation.get(ModelDescriptionConstants.OP_ADDR)));
ServiceController<?> service = registry.getService(serviceName);
if (service != null) {
context.reloadRequired();
} else {
final ServiceTarget target = context.getServiceTarget();
if (model.hasDefined(JGROUPS_CHANNEL.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(serviceName).append(name), bindingService)
.addDependency(SocketBinding.JBOSS_BINDING_NAME.append(model.get(SOCKET_BINDING).asString()), SocketBinding.class, bindingService.getBindingRef())
.install();
}
}
}
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();
return new DiscoveryGroupConfiguration()
.setName(name)
.setRefreshTimeout(refreshTimeout)
.setDiscoveryInitialWaitTimeout(initialWaitTimeout);
}
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 BroadcastEndpointFactory endpointFactory = new UDPBroadcastEndpointFactory()
.setGroupAddress(groupAddress)
.setGroupPort(groupPort)
.setLocalBindAddress(localAddress)
.setLocalBindPort(-1);
return new DiscoveryGroupConfiguration()
.setName(name)
.setRefreshTimeout(refreshTimeout)
.setDiscoveryInitialWaitTimeout(initialWaitTimeout)
.setBroadcastEndpointFactory(endpointFactory);
}
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 BroadcastEndpointFactory endpointFactory = new ChannelBroadcastEndpointFactory(channel, channelName);
return new DiscoveryGroupConfiguration()
.setName(name)
.setRefreshTimeout(refreshTimeout)
.setDiscoveryInitialWaitTimeout(initialWaitTimeout)
.setBroadcastEndpointFactory(endpointFactory);
}
}