/*
* JBoss, Home of Professional Open Source.
* Copyright 2014, 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.domain.controller.resources;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.NAME;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.HOST_CONNECTION;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.ObjectListAttributeDefinition;
import org.jboss.as.controller.ObjectTypeAttributeDefinition;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationDefinition;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.OperationStepHandler;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.SimpleAttributeDefinitionBuilder;
import org.jboss.as.controller.SimpleOperationDefinitionBuilder;
import org.jboss.as.controller.SimpleResourceDefinition;
import org.jboss.as.controller.descriptions.ResourceDescriptionResolver;
import org.jboss.as.controller.registry.ManagementResourceRegistration;
import org.jboss.as.controller.registry.OperationEntry;
import org.jboss.as.domain.controller.HostConnectionInfo;
import org.jboss.as.domain.controller.HostRegistrations;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
/**
* @author Emanuel Muckenhuber
*/
public class HostConnectionResourceDefinition extends SimpleResourceDefinition {
public static final PathElement PATH = PathElement.pathElement(HOST_CONNECTION);
private static final ResourceDescriptionResolver RESOLVER = DomainResolver.getResolver(HOST_CONNECTION, false);
private static final AttributeDefinition CONNECTION_DEF = SimpleAttributeDefinitionBuilder.create(HostConnectionInfo.CONNECTED, ModelType.BOOLEAN, false)
.setStorageRuntime()
.setRuntimeServiceNotRequired()
.build();
private static final AttributeDefinition TIMESTAMP_DEF = SimpleAttributeDefinitionBuilder.create(HostConnectionInfo.TIMESTAMP, ModelType.LONG, false)
.setStorageRuntime()
.setRuntimeServiceNotRequired()
.build();
private static final AttributeDefinition EVENT_TYPE_DEF = SimpleAttributeDefinitionBuilder.create(HostConnectionInfo.TYPE, ModelType.STRING, false)
.setStorageRuntime()
.setRuntimeServiceNotRequired()
.build();
private static final AttributeDefinition ADDRESS_DEF = SimpleAttributeDefinitionBuilder.create(HostConnectionInfo.ADDRESS, ModelType.STRING, false)
.setStorageRuntime()
.setRuntimeServiceNotRequired()
.build();
private static final ObjectTypeAttributeDefinition EVENT = ObjectTypeAttributeDefinition.Builder.of("event", EVENT_TYPE_DEF, ADDRESS_DEF, TIMESTAMP_DEF)
.setStorageRuntime()
.setRuntimeServiceNotRequired()
.build();
private static final ObjectListAttributeDefinition EVENT_LIST = ObjectListAttributeDefinition.Builder.of(HostConnectionInfo.EVENTS, EVENT)
.setStorageRuntime()
.setRuntimeServiceNotRequired()
.build();
private static final OperationDefinition PRUNE_EXPIRED_DEF = new SimpleOperationDefinitionBuilder("prune-expired", RESOLVER)
.withFlag(OperationEntry.Flag.MASTER_HOST_CONTROLLER_ONLY)
.build();
private static final OperationDefinition PRUNE_DISCONNECTED_DEF = new SimpleOperationDefinitionBuilder("prune-disconnected", RESOLVER)
.withFlag(OperationEntry.Flag.MASTER_HOST_CONTROLLER_ONLY)
.build();
private final HostRegistrations slaveHosts;
private final OperationStepHandler attributeReadHandler = new AttributeReadHandler();
public HostConnectionResourceDefinition(final HostRegistrations slaveHosts) {
super(PATH, RESOLVER, null, null);
this.slaveHosts = slaveHosts;
}
@Override
public void registerAttributes(ManagementResourceRegistration resourceRegistration) {
resourceRegistration.registerReadOnlyAttribute(CONNECTION_DEF, attributeReadHandler);
resourceRegistration.registerReadOnlyAttribute(EVENT_LIST, attributeReadHandler);
}
@Override
public void registerOperations(ManagementResourceRegistration resourceRegistration) {
resourceRegistration.registerOperationHandler(PRUNE_EXPIRED_DEF, new OperationStepHandler() {
@Override
public void execute(OperationContext context, ModelNode operation) throws OperationFailedException {
slaveHosts.pruneExpired();
}
});
resourceRegistration.registerOperationHandler(PRUNE_DISCONNECTED_DEF, new OperationStepHandler() {
@Override
public void execute(OperationContext context, ModelNode operation) throws OperationFailedException {
slaveHosts.pruneDisconnected();
}
});
}
private class AttributeReadHandler implements OperationStepHandler {
@Override
public void execute(final OperationContext context, final ModelNode operation) throws OperationFailedException {
final PathAddress address = PathAddress.pathAddress(operation.require(OP_ADDR));
final String operationName = operation.require(NAME).asString();
final String hostName = address.getLastElement().getValue();
final HostConnectionInfo info = slaveHosts.getHostInfo(hostName);
if (info != null) {
final ModelNode result = context.getResult();
switch (operationName) {
case HostConnectionInfo.CONNECTED:
result.set(info.isConnected());
break;
case HostConnectionInfo.EVENTS:
processEvents(info, result.setEmptyList());
break;
}
}
}
}
static void processEvents(final HostConnectionInfo info, final ModelNode list) {
for (final HostConnectionInfo.Event event : info.getEvents()) {
event.toModelNode(list.add());
}
}
}