/*
* JBoss, Home of Professional Open Source.
* Copyright 2009, Red Hat Middleware LLC, 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.profileservice.management.upload.remoting;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import javax.management.MBeanServer;
import org.jboss.aop.joinpoint.Invocation;
import org.jboss.aop.joinpoint.InvocationResponse;
import org.jboss.aspects.remoting.AOPRemotingInvocationHandler;
import org.jboss.deployers.spi.management.deploy.DeploymentID;
import org.jboss.deployers.spi.management.deploy.DeploymentManager;
import org.jboss.logging.Logger;
import org.jboss.profileservice.management.upload.SerializableDeploymentID;
import org.jboss.profileservice.spi.DeploymentRepository;
import org.jboss.profileservice.spi.NoSuchProfileException;
import org.jboss.profileservice.spi.ProfileDeployment;
import org.jboss.profileservice.spi.ProfileKey;
import org.jboss.profileservice.spi.ProfileRepository;
import org.jboss.remoting.InvocationRequest;
import org.jboss.remoting.ServerInvoker;
import org.jboss.remoting.callback.InvokerCallbackHandler;
import org.jboss.remoting.stream.StreamInvocationHandler;
import org.jboss.system.server.profileservice.repository.DefaultProfileDeploymentFactory;
import org.jboss.system.server.profileservice.repository.MainDeployerAdapter;
import org.jboss.virtual.VirtualFile;
/**
* A remoting StreamInvocationHandler installed as the profile service subsystem
* handler and used by the StreamingDeploymentTarget implementation.
*
* @author Scott.Stark@jboss.org
* @author <a href="mailto:emuckenh@redhat.com">Emanuel Muckenhuber</a>
* @version $Revision: 89042 $
*/
public abstract class AbstractDeployHandler extends AOPRemotingInvocationHandler
implements StreamInvocationHandler
{
/** The profile repository. */
protected ProfileRepository profileRepository;
/** The deployer. */
private MainDeployerAdapter deployer;
/** The deployment factory */
private static final DefaultProfileDeploymentFactory deploymentFactory = DefaultProfileDeploymentFactory.getInstance();
/** The logger. */
protected static final Logger log = Logger.getLogger(DeployHandler.class);
public ProfileRepository getProfileRepository()
{
return profileRepository;
}
public void setProfileRepository(ProfileRepository profileRepository)
{
this.profileRepository = profileRepository;
}
public MainDeployerAdapter getDeployer()
{
return deployer;
}
public void setDeployer(MainDeployerAdapter deployer)
{
this.deployer = deployer;
}
protected String[] getRepositoryNames(String[] names, DeploymentRepository deploymentRepository) throws Exception
{
if(names == null || names.length == 0)
return new String[0];
return deploymentRepository.getRepositoryNames(names);
}
public void addListener(InvokerCallbackHandler arg0)
{
}
public void removeListener(InvokerCallbackHandler arg0)
{
}
public void setInvoker(ServerInvoker arg0)
{
}
public void setMBeanServer(MBeanServer arg0)
{
}
/**
* Get the deployment repository for a given DeploymentID.
*
* @param dtID the DeploymentID
* @return the deployment repository
* @throws NoSuchProfileException if the deployment repository does not exist
*/
protected DeploymentRepository getDeploymentRepository(DeploymentID dtID) throws Exception
{
ProfileKey key = dtID.getProfile();
if(key == null)
throw new IllegalStateException("No profile key attached to deploymentID "+ dtID);
return this.profileRepository.getProfileDeploymentRepository(key);
}
/**
* Handle a DeploymentManager invocation other than distribute
*
* @param request - the remoting invocation
* @return the result of the invocation
*/
public Object invoke(InvocationRequest request) throws Throwable
{
Object parameter = request.getParameter();
Object returnValue = null;
if(parameter instanceof Invocation)
{
returnValue = super.invoke(request);
}
else
{
Map<?, ?> payload = request.getRequestPayload();
DeploymentID dtID = (DeploymentID) payload.get("DeploymentTargetID");
if(dtID == null)
throw new IllegalStateException("Null deployment target ID.");
log.debug("invoke, payload: "+payload+", parameter: "+parameter);
try
{
if( parameter.equals("getRepositoryNames"))
{
String[] names = dtID.getNames();
DeploymentRepository deploymentRepository = getDeploymentRepository(dtID);
returnValue = getRepositoryNames(names, deploymentRepository);
}
else if( parameter.equals("distribute") )
{
returnValue = distribute(dtID);
}
else if( parameter.equals("prepare"))
{
// TODO
}
else if( parameter.equals("start") )
{
start(dtID);
}
else if( parameter.equals("stop") )
{
stop(dtID);
}
else if( parameter.equals("remove"))
{
remove(dtID);
}
// Keep for backward compatibility
else if( parameter.equals("undeploy") )
{
remove(dtID);
}
else if (parameter.equals("redeploy"))
{
redeploy(dtID);
}
}
catch(Exception e)
{
// Server side logging
log.info("Failed to complete command: ["+ parameter +"] for deployment: " + dtID, e);
throw e;
}
}
return returnValue;
}
protected abstract String[] distribute(DeploymentID dtID) throws Exception;
/**
* Handle a DeploymentManager distribute invocation for copyContent == true
*
* @see DeploymentManager#distribute(String, java.net.URL, boolean)
* @param request - the remoting invocation
*/
public InvocationResponse handleStream(InputStream contentIS, InvocationRequest request) throws Throwable
{
// Get the deployment repository for this deploymentID
SerializableDeploymentID deploymentTarget = (SerializableDeploymentID) request.getParameter();
DeploymentRepository deploymentRepository = getDeploymentRepository(deploymentTarget);
// Start to handle stream
log.info("Handle stream, deploymentTarget: " + deploymentTarget);
deploymentTarget.setContentIS(contentIS);
String[] names = deploymentTarget.getNames();
// Add deployment content to the repository
String repositoryName = deploymentRepository.addDeploymentContent(names[0], contentIS,
deploymentTarget.getDeploymentOptions());
// FIXME make deployment visible to management view
VirtualFile vf = deploymentRepository.getDeploymentContent(repositoryName);
ProfileDeployment deployment = createDeployment(vf);
deploymentRepository.addDeployment(deployment.getName(), deployment);
deploymentRepository.lockDeploymentContent(deployment.getName());
log.info("End handle stream, repositoryName: " + repositoryName);
// Return the repository names
String[] rnames = {repositoryName};
deploymentTarget.setRepositoryNames(rnames);
return new InvocationResponse(repositoryName);
}
/**
* Start a deployment.
*
* @param dtID the deployment id
* @throws Exception for any error
*/
protected void start(DeploymentID dtID) throws Exception
{
String[] names = dtID.getNames();
DeploymentRepository deploymentRepository = getDeploymentRepository(dtID);
log.info("Begin start, "+Arrays.asList(names));
List<String> deployments = new ArrayList<String>();
for(String name : names)
{
// Schedule start for the deployment
deployments.add(start(name, deploymentRepository));
}
// Process
deployer.process();
// CheckComplete
deployer.checkComplete(
deployments.toArray(new String[deployments.size()]));
log.info("End start, "+ deployments);
}
protected String start(String name, DeploymentRepository repository) throws Exception
{
ProfileDeployment deployment = scheduleStart(name, repository);
deployer.addDeployment(deployment);
log.debug("Scheduling start for deployment: " + deployment);
return deployment.getName();
}
protected abstract ProfileDeployment scheduleStart(String name, DeploymentRepository deploymentRepository) throws Exception;
/**
* Stop the deployments.
*
* @param dtID the deployment id
* @throws Exception for any error
*/
protected void stop(DeploymentID dtID) throws Exception
{
String[] names = dtID.getNames();
DeploymentRepository deploymentRepository = getDeploymentRepository(dtID);
log.info("Stop, "+Arrays.asList(names));
List<String> deployments = new ArrayList<String>();
for(String name : names)
{
// Schedule stop
deployments.add(stop(name, deploymentRepository));
}
// CheckComplete
deployer.process();
// TODO check if there is still a deploymentContext ?
log.info("End stop, "+ deployments);
}
protected String stop(String name, DeploymentRepository repository) throws Exception
{
ProfileDeployment deployment = scheduleStop(name, repository);
deployer.removeDeployment(deployment);
log.debug("Scheduling stop for deployment: " + deployment);
return deployment.getName();
}
protected abstract ProfileDeployment scheduleStop(String name, DeploymentRepository repository) throws Exception;
/**
* Remove a deployment from the deployment repository.
* This will delete the file for non-transient deployments.
*
* @param dtID the deployment id
* @throws Exception for any error
*/
protected void remove(DeploymentID dtID) throws Exception
{
String[] names = dtID.getNames();
DeploymentRepository deploymentRepository = getDeploymentRepository(dtID);
log.info("Remove, "+Arrays.asList(names));
for(String name : names)
{
// Remove from repository
removeDeployment(name, deploymentRepository);
}
}
protected abstract void removeDeployment(String name, DeploymentRepository repository) throws Exception;
/**
* Redeploy a deployment.
*
* @param dtID the deployment id
* @throws Exception for any error
*/
protected void redeploy(DeploymentID dtID) throws Exception
{
// Stop
stop(dtID);
// Start
start(dtID);
}
/**
* Create a profile deployment.
*
* @param file the root file
* @return the deployment
*/
protected ProfileDeployment createDeployment(VirtualFile file)
{
if (file == null)
throw new IllegalArgumentException("Null file");
return deploymentFactory.createProfileDeployment(file);
}
}