/*
* 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.messaging.CommonAttributes.NAME;
import static org.jboss.as.messaging.CommonAttributes.ROLE;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import org.hornetq.api.core.management.AddressControl;
import org.hornetq.api.core.management.ResourceNames;
import org.hornetq.core.server.management.ManagementService;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.registry.Resource;
import org.jboss.as.messaging.logging.MessagingLogger;
import org.jboss.dmr.ModelNode;
/**
* Resource for a runtime core HornetQ address.
*
* @author Brian Stansberry (c) 2011 Red Hat Inc.
*/
public class CoreAddressResource implements Resource {
private final String name;
private final ManagementService managementService;
public CoreAddressResource(final String name, final ManagementService managementService) {
this.name = name;
this.managementService = managementService;
}
@Override
public ModelNode getModel() {
return new ModelNode();
}
@Override
public void writeModel(ModelNode newModel) {
throw MessagingLogger.ROOT_LOGGER.immutableResource();
}
@Override
public boolean isModelDefined() {
return false;
}
@Override
public boolean hasChild(PathElement element) {
return ROLE.equals(element.getKey()) && hasSecurityRole(element);
}
@Override
public Resource getChild(PathElement element) {
return hasSecurityRole(element) ? SecurityRoleResource.INSTANCE : null;
}
@Override
public Resource requireChild(PathElement element) {
Resource child = getChild(element);
if (child != null) {
return child;
}
throw new NoSuchResourceException(element);
}
@Override
public boolean hasChildren(String childType) {
return getChildrenNames(childType).size() > 0;
}
@Override
public Resource navigate(PathAddress address) {
return Resource.Tools.navigate(this, address);
}
@Override
public Set<String> getChildTypes() {
return Collections.singleton(ROLE);
}
@Override
public Set<String> getChildrenNames(String childType) {
if (ROLE.equals(childType)) {
return getSecurityRoles();
}
return Collections.emptySet();
}
@Override
public Set<ResourceEntry> getChildren(String childType) {
if (ROLE.equals(childType)) {
Set<ResourceEntry> result = new HashSet<ResourceEntry>();
for (String name : getSecurityRoles()) {
result.add(new SecurityRoleResource.SecurityRoleResourceEntry(name));
}
return result;
}
return Collections.emptySet();
}
@Override
public void registerChild(PathElement address, Resource resource) {
throw MessagingLogger.ROOT_LOGGER.immutableResource();
}
@Override
public Resource removeChild(PathElement address) {
throw MessagingLogger.ROOT_LOGGER.immutableResource();
}
@Override
public boolean isRuntime() {
return true;
}
@Override
public boolean isProxy() {
return false;
}
@Override
public Resource clone() {
return new CoreAddressResource(name, managementService);
}
private Set<String> getSecurityRoles() {
AddressControl addressControl = getAddressControl();
if (addressControl == null) {
return Collections.emptySet();
} else {
Set<String> names = new HashSet<String>();
try {
ModelNode res = ModelNode.fromJSONString(addressControl.getRolesAsJSON());
ModelNode converted = ManagementUtil.convertSecurityRole(res);
for (ModelNode role : converted.asList()) {
names.add(role.get(NAME).asString());
}
return names;
} catch (Exception e) {
return Collections.emptySet();
}
}
}
private AddressControl getAddressControl() {
if (managementService == null) {
return null;
}
Object obj = managementService.getResource(ResourceNames.CORE_ADDRESS + name);
return AddressControl.class.cast(obj);
}
private boolean hasSecurityRole(PathElement element) {
String role = element.getValue();
return getSecurityRoles().contains(role);
}
public static class CoreAddressResourceEntry extends CoreAddressResource implements ResourceEntry {
final PathElement path;
// we keep a ref on the management service to be able to clone it... is there a more elegant way?
private final ManagementService managementService2;
public CoreAddressResourceEntry(final String name, final ManagementService managementService) {
super(name, managementService);
managementService2 = managementService;
path = PathElement.pathElement(CommonAttributes.CORE_ADDRESS, name);
}
@Override
public String getName() {
return path.getValue();
}
@Override
public PathElement getPathElement() {
return path;
}
@Override
public CoreAddressResourceEntry clone() {
return new CoreAddressResourceEntry(path.getValue(), managementService2);
}
}
}