Package org.jboss.as.jacorb

Source Code of org.jboss.as.jacorb.JacORBSubsystemAdd

/*
* 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.jacorb;

import org.jboss.as.controller.AbstractAddStepHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.ServiceVerificationHandler;
import org.jboss.as.controller.SimpleAttributeDefinition;
import org.jboss.as.jacorb.deployment.JacORBDependencyProcessor;
import org.jboss.as.jacorb.deployment.JacORBMarkerProcessor;
import org.jboss.as.jacorb.naming.jndi.JBossCNCtxFactory;
import org.jboss.as.jacorb.service.CorbaNamingService;
import org.jboss.as.jacorb.service.CorbaORBService;
import org.jboss.as.jacorb.service.CorbaPOAService;
import org.jboss.as.naming.InitialContext;
import org.jboss.as.network.SocketBinding;
import org.jboss.as.server.AbstractDeploymentChainStep;
import org.jboss.as.server.DeploymentProcessorTarget;
import org.jboss.as.server.deployment.Phase;
import org.jboss.com.sun.corba.se.impl.orbutil.ORBConstants;
import org.jboss.dmr.ModelNode;
import org.jboss.dmr.Property;
import org.jboss.logging.Logger;
import org.jboss.msc.service.ServiceBuilder;
import org.jboss.msc.service.ServiceController;
import org.omg.CORBA.ORB;
import org.omg.PortableServer.IdAssignmentPolicyValue;
import org.omg.PortableServer.LifespanPolicyValue;
import org.omg.PortableServer.POA;

import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Properties;


/**
* <p>
* This class implements a {@code ModelAddOperationHandler} that installs the JacORB subsystem services:
* <ul>
* <li>{@code CorbaORBService}: responsible for configuring and starting the CORBA {@code ORB}.</li>
* <li>{@code CorbaPOAService}: responsible for creating and activating CORBA {@code POA}s.</li>
* <li>{@code CorbaNamingService}: responsible for creating and starting the CORBA naming service.</li>
* </ul>
* After the {@code ORB} is created, we create and activate the "RootPOA" and then use this {@code POA} to create the
* {@code POA}s required by the other services.
* </p>
*
* @author <a href="mailto:sguilhen@redhat.com">Stefan Guilhen</a>
*/
public class JacORBSubsystemAdd extends AbstractAddStepHandler {

    private static final Logger log = Logger.getLogger("org.jboss.as.jacorb");

    private static final String JACORB_SOCKET_BINDING = "jacorb";

    private static final String JACORB_SSL_SOCKET_BINDING = "jacorb-ssl";

    static final JacORBSubsystemAdd INSTANCE = new JacORBSubsystemAdd();

    /**
     * <p>
     * Private constructor as required by the {@code Singleton} pattern.
     * </p>
     */
    private JacORBSubsystemAdd() {
    }

    @Override
    protected void populateModel(ModelNode operation, ModelNode model) throws OperationFailedException {
        // populate the submodel.
        for (SimpleAttributeDefinition attrDefinition : JacORBSubsystemDefinitions.SUBSYSTEM_ATTRIBUTES) {
            attrDefinition.validateAndSet(operation, model);
        }
        // if generic properties have been specified, add them to the model as well.
        String properties = JacORBSubsystemConstants.PROPERTIES;
        if (operation.hasDefined(properties))
            model.get(properties).set(operation.get(properties));
    }

    @Override
    protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model,
                                  ServiceVerificationHandler verificationHandler,
                                  List<ServiceController<?>> newControllers) throws OperationFailedException {

        log.info("Activating JacORB Subsystem");

        AccessController.doPrivileged(new PrivilegedAction<Object>() {
            @Override
            public Object run() {
                System.setProperty("org.jboss.com.sun.CORBA.ORBUseDynamicStub", "true");
                System.setProperty(ORBConstants.DYNAMIC_STUB_FACTORY_FACTORY_CLASS, "org.jboss.as.jacorb.rmi.DelegatingStubFactoryFactory");
                return null;
            }
        });

        //setup naming
        InitialContext.addUrlContextFactory("corbaloc", JBossCNCtxFactory.INSTANCE);
        InitialContext.addUrlContextFactory("corbaname", JBossCNCtxFactory.INSTANCE);
        InitialContext.addUrlContextFactory("IOR", JBossCNCtxFactory.INSTANCE);
        InitialContext.addUrlContextFactory("iiopname", JBossCNCtxFactory.INSTANCE);
        InitialContext.addUrlContextFactory("iiop", JBossCNCtxFactory.INSTANCE);


        context.addStep(new AbstractDeploymentChainStep() {
            public void execute(DeploymentProcessorTarget processorTarget) {
                processorTarget.addDeploymentProcessor(Phase.DEPENDENCIES, Phase.DEPENDENCIES_JACORB, new JacORBDependencyProcessor());
                processorTarget.addDeploymentProcessor(Phase.PARSE, Phase.PARSE_JACORB, new JacORBMarkerProcessor());
            }
        }, OperationContext.Stage.RUNTIME);

        // get the configured ORB properties.
        Properties props = this.getConfigurationProperties(model);

        // setup the ORB initializers using the configured properties.
        this.setupInitializers(props);

        // create the service that initializes and starts the CORBA ORB.
        CorbaORBService orbService = new CorbaORBService(props);
        final ServiceBuilder<ORB> builder = context.getServiceTarget().addService(
                CorbaORBService.SERVICE_NAME, orbService);
        // inject the socket bindings that specify the JacORB IIOP and IIOP/SSL ports.
        builder.addDependency(SocketBinding.JBOSS_BINDING_NAME.append(JACORB_SOCKET_BINDING), SocketBinding.class,
                orbService.getJacORBSocketBindingInjector());
        builder.addDependency(SocketBinding.JBOSS_BINDING_NAME.append(JACORB_SSL_SOCKET_BINDING), SocketBinding.class,
                orbService.getJacORBSSLSocketBindingInjector());
        builder.addListener(verificationHandler);
        // set the initial mode and install the service.
        newControllers.add(builder.setInitialMode(ServiceController.Mode.ACTIVE).install());

        // create the service the initializes the Root POA.
        CorbaPOAService rootPOAService = new CorbaPOAService("RootPOA", "poa");
        newControllers.add(context.getServiceTarget().addService(CorbaPOAService.ROOT_SERVICE_NAME, rootPOAService).
                addDependency(CorbaORBService.SERVICE_NAME, ORB.class, rootPOAService.getORBInjector()).
                addListener(verificationHandler).
                setInitialMode(ServiceController.Mode.ACTIVE).install());

        // create the service the initializes the interface repository POA.
        final CorbaPOAService irPOAService = new CorbaPOAService("IRPOA", "irpoa", IdAssignmentPolicyValue.USER_ID,
                null, null, LifespanPolicyValue.PERSISTENT, null, null, null);
        newControllers.add(context.getServiceTarget().addService(CorbaPOAService.INTERFACE_REPOSITORY_SERVICE_NAME, irPOAService).
                addDependency(CorbaPOAService.ROOT_SERVICE_NAME, POA.class,
                        irPOAService.getParentPOAInjector()).
                addListener(verificationHandler).
                setInitialMode(ServiceController.Mode.ACTIVE).install());

        // create the service that initializes the naming service POA.
        final CorbaPOAService namingPOAService = new CorbaPOAService("Naming", null, IdAssignmentPolicyValue.USER_ID,
                null, null, LifespanPolicyValue.PERSISTENT, null, null, null);
        newControllers.add(context.getServiceTarget().addService(CorbaPOAService.SERVICE_NAME.append("namingpoa"), namingPOAService).
                addDependency(CorbaPOAService.ROOT_SERVICE_NAME, POA.class,
                        namingPOAService.getParentPOAInjector()).
                addListener(verificationHandler).
                setInitialMode(ServiceController.Mode.ACTIVE).install());

        // create the CORBA naming service.
        final CorbaNamingService namingService = new CorbaNamingService();
        newControllers.add(context.getServiceTarget().addService(CorbaNamingService.SERVICE_NAME, namingService).
                addDependency(CorbaORBService.SERVICE_NAME, ORB.class, namingService.getORBInjector()).
                addDependency(CorbaPOAService.ROOT_SERVICE_NAME, POA.class,
                        namingService.getRootPOAInjector()).
                addDependency(CorbaPOAService.SERVICE_NAME.append("namingpoa"), POA.class,
                        namingService.getNamingPOAInjector()).
                addListener(verificationHandler).
                setInitialMode(ServiceController.Mode.ACTIVE).install());
    }

    /**
     * <p>
     * Obtains the subsystem configuration properties from the specified {@code ModelNode}, using default values for
     * undefined properties. If the property has a JacORB equivalent, it is translated into its JacORB counterpart
     * before being added to the returned {@code Properties} object.
     * </p>
     *
     * @param node the {@code ModelNode} that contains the subsystem configuration properties.
     * @return a {@code Properties} instance containing all configured subsystem properties.
     * @throws OperationFailedException if an error occurs while resolving the properties.
     */
    private Properties getConfigurationProperties(ModelNode node) throws OperationFailedException {
        Properties props = new Properties();

        // get the configuration properties from the attribute definitions.
        for (SimpleAttributeDefinition attrDefinition : JacORBSubsystemDefinitions.SUBSYSTEM_ATTRIBUTES) {
            String name = attrDefinition.getName();
            String value = attrDefinition.validateResolvedOperation(node).asString();

            // check if the property can be mapped to a jacorb property.
            String jacorbProperty = PropertiesMap.JACORB_PROPS_MAP.get(name);
            if (jacorbProperty != null)
                name = jacorbProperty;
            props.setProperty(name, value);
        }

        // check if the node contains a list of generic properties.
        if (node.hasDefined(JacORBSubsystemConstants.PROPERTIES)) {
            ModelNode propertiesNode = node.get(JacORBSubsystemConstants.PROPERTIES);

            for (Property property : propertiesNode.asPropertyList()) {
                String name = property.getName();
                ModelNode value = property.getValue();
                props.setProperty(name, value.asString());
            }
        }
        return props;
    }

    /**
     * <p>
     * Sets up the ORB initializers according to what hs been configured in the subsystem.
     * </p>
     *
     * @param props the subsystem configuration properties.
     */
    private void setupInitializers(Properties props) {
        List<String> orbInitializers = new ArrayList<String>();

        // check which groups of initializers are to be installed.
        String installCodebase = (String) props.remove(JacORBSubsystemConstants.ORB_INIT_CODEBASE);
        if (installCodebase.equalsIgnoreCase("on"))
            orbInitializers.addAll(Arrays.asList(ORBInitializer.CODEBASE.getInitializerClasses()));

        String installSecurity = (String) props.remove(JacORBSubsystemConstants.ORB_INIT_SECURITY);
        if (installSecurity.equalsIgnoreCase("on"))
            orbInitializers.addAll(Arrays.asList(ORBInitializer.SECURITY.getInitializerClasses()));

        String installTransaction = (String) props.remove(JacORBSubsystemConstants.ORB_INIT_TRANSACTIONS);
        if (installTransaction.equalsIgnoreCase("on"))
            orbInitializers.addAll(Arrays.asList(ORBInitializer.TRANSACTIONS.getInitializerClasses()));

        // add the standard jacorb initializer plus all configured initializers.
        props.setProperty(JacORBSubsystemConstants.JACORB_STD_INITIALIZER_KEY,
                JacORBSubsystemConstants.JACORB_STD_INITIALIZER_VALUE);
        for (String initializerClass : orbInitializers)
            props.setProperty(JacORBSubsystemConstants.ORB_INITIALIZER_PREFIX + initializerClass, "");
    }
}
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