/*
* 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.domain.controller.plan;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.TimeUnit;
import javax.security.auth.Subject;
import org.jboss.as.controller.BlockingTimeout;
import org.jboss.as.controller.remote.TransactionalProtocolClient;
import org.jboss.as.domain.controller.logging.DomainControllerLogger;
import org.jboss.as.domain.controller.ServerIdentity;
/**
* @author Emanuel Muckenhuber
*/
class RollingServerGroupUpdateTask extends AbstractServerGroupRolloutTask implements Runnable {
public RollingServerGroupUpdateTask(List<ServerUpdateTask> tasks, ServerUpdatePolicy updatePolicy,
ServerTaskExecutor executor, Subject subject, BlockingTimeout blockingTimeout) {
super(tasks, updatePolicy, executor, subject, blockingTimeout);
}
@Override
public void execute() {
boolean interrupted = false;
final ServerTaskExecutor.ServerOperationListener listener = new ServerTaskExecutor.ServerOperationListener();
for(final ServerUpdateTask task : tasks) {
final ServerIdentity identity = task.getServerIdentity();
if(interrupted || ! updatePolicy.canUpdateServer(identity)) {
DomainControllerLogger.HOST_CONTROLLER_LOGGER.tracef("Skipping server update task for %s", identity);
continue;
}
// Execute the task
long timeout = executor.executeTask(listener, task);
if (timeout > -1) {
try {
// Wait for the prepared result
final TransactionalProtocolClient.PreparedOperation<ServerTaskExecutor.ServerOperation> prepared =
listener.retrievePreparedOperation(timeout, TimeUnit.MILLISECONDS);
if (prepared != null) {
recordPreparedOperation(identity, prepared);
} else {
DomainControllerLogger.HOST_CONTROLLER_LOGGER.timedOutAwaitingPreparedResponse(getClass().getSimpleName(), timeout, Collections.singleton(identity));
executor.cancelTask(identity);
handlePreparePhaseTimeout(identity, task, timeout);
}
} catch (InterruptedException e) {
DomainControllerLogger.HOST_CONTROLLER_LOGGER.interruptedAwaitingPreparedResponse(getClass().getSimpleName(), Collections.singleton(identity));
executor.cancelTask(identity);
interrupted = true;
}
}
}
if(interrupted) {
Thread.currentThread().interrupt();
}
}
}