NodePingThread.java

/*
 * ProActive Parallel Suite(TM):
 * The Open Source library for parallel and distributed
 * Workflows & Scheduling, Orchestration, Cloud Automation
 * and Big Data Analysis on Enterprise Grids & Clouds.
 *
 * Copyright (c) 2007 - 2017 ActiveEon
 * Contact: contact@activeeon.com
 *
 * This library is free software: you can redistribute it and/or
 * modify it under the terms of the GNU Affero General Public License
 * as published by the Free Software Foundation: version 3 of
 * the License.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 * If needed, contact us to obtain a release under GPL Version 2 or 3
 * or a different license than the AGPL.
 */
package org.ow2.proactive.scheduler.core;

import org.apache.log4j.Logger;
import org.ow2.proactive.scheduler.core.properties.PASchedulerProperties;


class NodePingThread extends Thread {

    private final SchedulingService service;

    static final Logger logger = Logger.getLogger(SchedulingService.class);

    private static final long SCHEDULER_NODE_PING_FREQUENCY = PASchedulerProperties.SCHEDULER_NODE_PING_FREQUENCY.getValueAsInt() *
                                                              1000;

    NodePingThread(SchedulingService service) {
        super("NodePingThread");
        this.service = service;
    }

    public void run() {
        while (!isInterrupted()) {
            try {
                Thread.sleep(SCHEDULER_NODE_PING_FREQUENCY);
                for (final RunningTaskData taskData : service.getJobs().getRunningTasks()) {
                    service.getInfrastructure().getTaskPingerThreadPool().submit(new Runnable() {
                        public void run() {
                            service.getProgressAndPingTaskNode(taskData);
                        }
                    });
                }
            } catch (InterruptedException e) {
                break;
            } catch (Exception e) {
                logger.info("Node ping failed for a running task", e);
            }
        }
    }

}