/
StackResourceDefinition.java
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/
StackResourceDefinition.java
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/*
* JBoss, Home of Professional Open Source.
* Copyright 2012, 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.clustering.jgroups.subsystem;
import java.util.function.UnaryOperator;
import org.jboss.as.clustering.controller.CapabilityProvider;
import org.jboss.as.clustering.controller.ChildResourceDefinition;
import org.jboss.as.clustering.controller.ManagementResourceRegistration;
import org.jboss.as.clustering.controller.OperationHandler;
import org.jboss.as.clustering.controller.ResourceDescriptor;
import org.jboss.as.clustering.controller.ResourceServiceBuilderFactory;
import org.jboss.as.clustering.controller.ResourceServiceHandler;
import org.jboss.as.clustering.controller.SimpleResourceRegistration;
import org.jboss.as.clustering.controller.UnaryRequirementCapability;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.ModelVersion;
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.descriptions.ModelDescriptionConstants;
import org.jboss.as.controller.operations.common.Util;
import org.jboss.as.controller.registry.AttributeAccess;
import org.jboss.as.controller.registry.OperationEntry;
import org.jboss.as.controller.registry.Resource;
import org.jboss.as.controller.transform.ResourceTransformationContext;
import org.jboss.as.controller.transform.ResourceTransformer;
import org.jboss.as.controller.transform.description.DiscardAttributeChecker;
import org.jboss.as.controller.transform.description.RejectAttributeChecker;
import org.jboss.as.controller.transform.description.ResourceTransformationDescriptionBuilder;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.ModelType;
import org.wildfly.clustering.jgroups.spi.ChannelFactory;
import org.wildfly.clustering.jgroups.spi.JGroupsRequirement;
import org.wildfly.clustering.service.UnaryRequirement;
/**
* Resource description for the addressable resource /subsystem=jgroups/stack=X
*
* @author Richard Achmatowicz (c) 2011 Red Hat Inc.
* @author Paul Ferraro
*/
public class StackResourceDefinition extends ChildResourceDefinition<ManagementResourceRegistration> {
public static final PathElement WILDCARD_PATH = pathElement(PathElement.WILDCARD_VALUE);
public static PathElement pathElement(String name) {
return PathElement.pathElement("stack", name);
}
enum Attribute implements org.jboss.as.clustering.controller.Attribute {
STATISTICS_ENABLED(ModelDescriptionConstants.STATISTICS_ENABLED, ModelType.BOOLEAN, builder -> builder.setDefaultValue(new ModelNode(false))),
;
private final AttributeDefinition definition;
Attribute(String name, ModelType type, UnaryOperator<SimpleAttributeDefinitionBuilder> configurator) {
this.definition = configurator.apply(new SimpleAttributeDefinitionBuilder(name, type)
.setRequired(false)
.setAllowExpression(true)
.setFlags(AttributeAccess.Flag.RESTART_RESOURCE_SERVICES)
).build();
}
@Override
public AttributeDefinition getDefinition() {
return this.definition;
}
}
enum Capability implements CapabilityProvider {
JCHANNEL_FACTORY(JGroupsRequirement.CHANNEL_FACTORY),
;
private final org.jboss.as.clustering.controller.Capability capability;
Capability(UnaryRequirement requirement) {
this.capability = new UnaryRequirementCapability(requirement);
}
@Override
public org.jboss.as.clustering.controller.Capability getCapability() {
return this.capability;
}
}
@Deprecated
static final ObjectTypeAttributeDefinition TRANSPORT = ObjectTypeAttributeDefinition.Builder.of(TransportResourceDefinition.WILDCARD_PATH.getKey(), AbstractProtocolResourceDefinition.DeprecatedAttribute.TYPE.getDefinition(), TransportResourceDefinition.Attribute.SHARED.getDefinition(), TransportResourceDefinition.Attribute.SOCKET_BINDING.getDefinition(), TransportResourceDefinition.Attribute.DIAGNOSTICS_SOCKET_BINDING.getDefinition(), TransportResourceDefinition.ThreadingAttribute.DEFAULT_EXECUTOR.getDefinition(), TransportResourceDefinition.ThreadingAttribute.OOB_EXECUTOR.getDefinition(), TransportResourceDefinition.ThreadingAttribute.TIMER_EXECUTOR.getDefinition(), TransportResourceDefinition.ThreadingAttribute.THREAD_FACTORY.getDefinition(), TransportResourceDefinition.Attribute.SITE.getDefinition(), TransportResourceDefinition.Attribute.RACK.getDefinition(), TransportResourceDefinition.Attribute.MACHINE.getDefinition(), AbstractProtocolResourceDefinition.Attribute.PROPERTIES.getDefinition())
.setDeprecated(JGroupsModel.VERSION_3_0_0.getVersion())
.setRequired(false)
.setSuffix(null)
.build();
@Deprecated
static final ObjectTypeAttributeDefinition PROTOCOL = ObjectTypeAttributeDefinition.Builder.of(ProtocolResourceDefinition.WILDCARD_PATH.getKey(), AbstractProtocolResourceDefinition.DeprecatedAttribute.TYPE.getDefinition(), GenericProtocolResourceDefinition.DeprecatedAttribute.SOCKET_BINDING.getDefinition(), AbstractProtocolResourceDefinition.Attribute.PROPERTIES.getDefinition())
.setRequired(false)
.setSuffix("protocol")
.build();
@Deprecated
static final AttributeDefinition PROTOCOLS = ObjectListAttributeDefinition.Builder.of("protocols", PROTOCOL)
.setDeprecated(JGroupsModel.VERSION_3_0_0.getVersion())
.setRequired(false)
.build();
static void buildTransformation(ModelVersion version, ResourceTransformationDescriptionBuilder parent) {
ResourceTransformationDescriptionBuilder builder = parent.addChildResource(WILDCARD_PATH);
if (JGroupsModel.VERSION_4_1_0.requiresTransformation(version)) {
builder.getAttributeBuilder()
.setDiscard(new DiscardAttributeChecker.DiscardAttributeValueChecker(new ModelNode(true)), Attribute.STATISTICS_ENABLED.getDefinition())
.addRejectCheck(RejectAttributeChecker.UNDEFINED, Attribute.STATISTICS_ENABLED.getDefinition())
.addRejectCheck(RejectAttributeChecker.SIMPLE_EXPRESSIONS, Attribute.STATISTICS_ENABLED.getDefinition())
.addRejectCheck(new RejectAttributeChecker.SimpleRejectAttributeChecker(new ModelNode(false)), Attribute.STATISTICS_ENABLED.getDefinition())
.end();
}
if (JGroupsModel.VERSION_3_0_0.requiresTransformation(version)) {
// Create legacy "protocols" attributes, which lists protocols by name
ResourceTransformer transformer = new ResourceTransformer() {
@Override
public void transformResource(ResourceTransformationContext context, PathAddress address, Resource resource) throws OperationFailedException {
for (String name : resource.getChildrenNames(ProtocolResourceDefinition.WILDCARD_PATH.getKey())) {
resource.getModel().get(PROTOCOLS.getName()).add(name);
}
context.addTransformedResource(PathAddress.EMPTY_ADDRESS, resource).processChildren(resource);
}
};
builder.setCustomResourceTransformer(transformer);
}
if (JGroupsModel.VERSION_2_0_0.requiresTransformation(version)) {
builder.rejectChildResource(RelayResourceDefinition.PATH);
} else {
RelayResourceDefinition.buildTransformation(version, builder);
}
TransportResourceDefinition.buildTransformation(version, builder);
ProtocolRegistration.buildTransformation(version, builder);
}
private final ResourceServiceBuilderFactory<ChannelFactory> builderFactory = address -> new JChannelFactoryBuilder(address);
// registration
public StackResourceDefinition() {
super(WILDCARD_PATH, new JGroupsResourceDescriptionResolver(WILDCARD_PATH));
}
@SuppressWarnings("deprecation")
@Override
public void register(ManagementResourceRegistration parentRegistration) {
ManagementResourceRegistration registration = parentRegistration.registerSubModel(this);
ResourceDescriptor descriptor = new ResourceDescriptor(this.getResourceDescriptionResolver())
.addAttributes(Attribute.class)
.addExtraParameters(TRANSPORT, PROTOCOLS)
.addCapabilities(Capability.class)
.setAddOperationTransformation(handler -> (context, operation) -> {
if (operation.hasDefined(TRANSPORT.getName())) {
PathAddress address = context.getCurrentAddress();
ModelNode transport = operation.get(TRANSPORT.getName());
String type = AbstractProtocolResourceDefinition.DeprecatedAttribute.TYPE.resolveModelAttribute(context, transport).asString();
PathElement transportPath = TransportResourceDefinition.pathElement(type);
PathAddress transportAddress = address.append(transportPath);
ModelNode transportOperation = Util.createAddOperation(transportAddress);
OperationEntry addOperationEntry = context.getResourceRegistration().getOperationEntry(PathAddress.pathAddress(TransportResourceDefinition.WILDCARD_PATH), ModelDescriptionConstants.ADD);
for (AttributeDefinition attribute : addOperationEntry.getOperationDefinition().getParameters()) {
String name = attribute.getName();
if (transport.hasDefined(name)) {
transportOperation.get(name).set(transport.get(name));
}
}
context.addStep(transportOperation, addOperationEntry.getOperationHandler(), OperationContext.Stage.MODEL);
}
if (operation.hasDefined(PROTOCOLS.getName())) {
PathAddress address = context.getCurrentAddress();
for (ModelNode protocol : operation.get(PROTOCOLS.getName()).asList()) {
String type = AbstractProtocolResourceDefinition.DeprecatedAttribute.TYPE.resolveModelAttribute(context, protocol).asString();
PathElement protocolPath = ProtocolResourceDefinition.pathElement(type);
PathAddress protocolAddress = address.append(protocolPath);
ModelNode protocolOperation = Util.createAddOperation(protocolAddress);
OperationEntry addOperationEntry = context.getResourceRegistration().getOperationEntry(PathAddress.pathAddress(ProtocolResourceDefinition.WILDCARD_PATH), ModelDescriptionConstants.ADD);
for (AttributeDefinition attribute : addOperationEntry.getOperationDefinition().getParameters()) {
String name = attribute.getName();
if (protocol.hasDefined(name)) {
protocolOperation.get(name).set(protocol.get(name));
}
}
context.addStep(protocolOperation, addOperationEntry.getOperationHandler(), OperationContext.Stage.MODEL);
}
}
handler.execute(context, operation);
})
;
ResourceServiceHandler handler = new StackServiceHandler(this.builderFactory);
new SimpleResourceRegistration(descriptor, handler).register(registration);
OperationDefinition legacyAddProtocolOperation = new SimpleOperationDefinitionBuilder("add-protocol", this.getResourceDescriptionResolver())
.setParameters(SocketBindingProtocolResourceDefinition.Attribute.SOCKET_BINDING.getDefinition())
.addParameter(AbstractProtocolResourceDefinition.DeprecatedAttribute.TYPE.getDefinition())
.addParameter(AbstractProtocolResourceDefinition.Attribute.PROPERTIES.getDefinition())
.setDeprecated(JGroupsModel.VERSION_3_0_0.getVersion())
.build();
// Transform legacy /subsystem=jgroups/stack=*:add-protocol() operation -> /subsystem=jgroups/stack=*/protocol=*:add()
OperationStepHandler legacyAddProtocolHandler = new OperationStepHandler() {
@Override
public void execute(OperationContext context, ModelNode operation) {
PathAddress address = context.getCurrentAddress();
String protocol = operation.require(AbstractProtocolResourceDefinition.DeprecatedAttribute.TYPE.getName()).asString();
PathElement protocolPath = ProtocolResourceDefinition.pathElement(protocol);
PathAddress protocolAddress = address.append(protocolPath);
ModelNode protocolOperation = Util.createAddOperation(protocolAddress);
OperationEntry addOperationEntry = context.getResourceRegistration().getOperationEntry(PathAddress.pathAddress(ProtocolResourceDefinition.WILDCARD_PATH), ModelDescriptionConstants.ADD);
for (AttributeDefinition attribute : addOperationEntry.getOperationDefinition().getParameters()) {
String name = attribute.getName();
if (operation.hasDefined(name)) {
protocolOperation.get(name).set(operation.get(name));
}
}
context.addStep(protocolOperation, addOperationEntry.getOperationHandler(), OperationContext.Stage.MODEL);
}
};
registration.registerOperationHandler(legacyAddProtocolOperation, legacyAddProtocolHandler);
OperationDefinition legacyRemoveProtocolOperation = new SimpleOperationDefinitionBuilder("remove-protocol", this.getResourceDescriptionResolver())
.setParameters(AbstractProtocolResourceDefinition.DeprecatedAttribute.TYPE.getDefinition())
.setDeprecated(JGroupsModel.VERSION_3_0_0.getVersion())
.build();
// Transform legacy /subsystem=jgroups/stack=*:remove-protocol() operation -> /subsystem=jgroups/stack=*/protocol=*:remove()
OperationStepHandler legacyRemoveProtocolHandler = new OperationStepHandler() {
@Override
public void execute(OperationContext context, ModelNode operation) {
PathAddress address = context.getCurrentAddress();
String protocol = operation.require(AbstractProtocolResourceDefinition.DeprecatedAttribute.TYPE.getName()).asString();
PathElement protocolPath = ProtocolResourceDefinition.pathElement(protocol);
PathAddress protocolAddress = address.append(protocolPath);
ModelNode removeOperation = Util.createRemoveOperation(protocolAddress);
context.addStep(removeOperation, context.getResourceRegistration().getOperationHandler(PathAddress.pathAddress(ProtocolResourceDefinition.WILDCARD_PATH), ModelDescriptionConstants.REMOVE), context.getCurrentStage());
}
};
registration.registerOperationHandler(legacyRemoveProtocolOperation, legacyRemoveProtocolHandler);
if (registration.isRuntimeOnlyRegistrationValid()) {
new OperationHandler<>(new StackOperationExecutor(), StackOperation.class).register(registration);
}
new TransportRegistration(this.builderFactory).register(registration);
new ProtocolRegistration(this.builderFactory).register(registration);
new RelayResourceDefinition(this.builderFactory).register(registration);
}
}