/*
* JBoss, Home of Professional Open Source.
* Copyright 2017, 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.undertow.filters;
import java.util.Arrays;
import java.util.Collection;
import io.undertow.predicate.Predicate;
import io.undertow.predicate.PredicateParser;
import org.jboss.as.controller.AbstractAddStepHandler;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.PersistentResourceDefinition;
import org.jboss.as.controller.ReloadRequiredRemoveStepHandler;
import org.jboss.as.controller.SimpleAttributeDefinitionBuilder;
import org.jboss.as.controller.operations.validation.IntRangeValidator;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.ServiceTarget;
import org.wildfly.extension.undertow.Capabilities;
import org.wildfly.extension.undertow.Constants;
import org.wildfly.extension.undertow.FilterLocation;
import org.wildfly.extension.undertow.PredicateValidator;
import org.wildfly.extension.undertow.UndertowExtension;
import org.wildfly.extension.undertow.UndertowService;
/**
* @author Tomaz Cerar (c) 2013 Red Hat Inc.
*/
public class FilterRefDefinition extends PersistentResourceDefinition {
public static final AttributeDefinition PREDICATE = new SimpleAttributeDefinitionBuilder("predicate", ModelType.STRING)
.setRequired(false)
.setAllowExpression(true)
.setRestartAllServices()
.setValidator(PredicateValidator.INSTANCE)
.build();
public static final AttributeDefinition PRIORITY = new SimpleAttributeDefinitionBuilder("priority", ModelType.INT)
.setRequired(false)
.setAllowExpression(true)
.setDefaultValue(new ModelNode(1))
.setValidator(new IntRangeValidator(1, true, true))
.setRestartAllServices()
.build();
public static final FilterRefDefinition INSTANCE = new FilterRefDefinition();
private FilterRefDefinition() {
super(UndertowExtension.PATH_FILTER_REF,
UndertowExtension.getResolver(Constants.FILTER_REF),
new FilterRefAdd(),
ReloadRequiredRemoveStepHandler.INSTANCE);
}
@Override
public Collection<AttributeDefinition> getAttributes() {
return Arrays.asList(PREDICATE, PRIORITY);
}
static class FilterRefAdd extends AbstractAddStepHandler {
FilterRefAdd() {
super(FilterRefDefinition.PREDICATE, PRIORITY);
}
@Override
protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
final PathAddress address = context.getCurrentAddress();
final String name = context.getCurrentAddressValue();
final String locationType = address.getElement(address.size() - 2).getKey();
ServiceName locationService;
if(locationType.equals(Constants.HOST)) {
final PathAddress hostAddress = address.getParent();
final PathAddress serverAddress = hostAddress.getParent();
final String serverName = serverAddress.getLastElement().getValue();
final String hostName = hostAddress.getLastElement().getValue();
locationService = context.getCapabilityServiceName(Capabilities.CAPABILITY_HOST, FilterLocation.class, serverName, hostName);
} else {
final PathAddress locationAddress = address.getParent();
final PathAddress hostAddress = locationAddress.getParent();
final PathAddress serverAddress = hostAddress.getParent();
final String locationName = locationAddress.getLastElement().getValue();
final String serverName = serverAddress.getLastElement().getValue();
final String hostName = hostAddress.getLastElement().getValue();
locationService = context.getCapabilityServiceName(Capabilities.CAPABILITY_LOCATION, FilterLocation.class, serverName, hostName, locationName);
}
Predicate predicate = null;
if (model.hasDefined(PREDICATE.getName())) {
String predicateString = model.get(PREDICATE.getName()).asString();
predicate = PredicateParser.parse(predicateString, getClass().getClassLoader());
}
int priority = PRIORITY.resolveModelAttribute(context, operation).asInt();
final FilterRef service = new FilterRef(predicate, priority);
final ServiceTarget target = context.getServiceTarget();
target.addService(UndertowService.getFilterRefServiceName(address, name), service)
.addDependency(UndertowService.FILTER.append(name), FilterService.class, service.getFilter())
.addDependency(locationService, FilterLocation.class, service.getLocation())
.setInitialMode(ServiceController.Mode.ACTIVE)
.install();
}
}
}