com.caucho.boot.StatusCommand Maven / Gradle / Ivy

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/*
 * Copyright (c) 1998-2018 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Resin Open Source 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, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Alex Rojkov
 */

package com.caucho.boot;

import java.util.logging.Level;
import java.util.logging.Logger;

import com.caucho.VersionFactory;
import com.caucho.server.admin.ManagerClient;
import com.caucho.util.L10N;

/**
 * Command to stop Resin server
 * bin/resin.sh status -server a
 */
public class StatusCommand extends AbstractManagementCommand
{
  private static Logger _log;
  private static L10N _L;

  protected void initBootOptions()
  {
    addValueOption("server", "id", "select a configured server");
    addFlagOption("elastic-server", "use an elastic server in the cluster");
    addIntValueOption("watchdog-port", 
                      "port", "set watchdog port to listen to");
    
    super.initBootOptions();
  }

  @Override
  public String getDescription()
  {
    return "watchdog and server status";
  }

  @Override
  public boolean isProOnly()
  {
    return false;
  }
  
  @Override
  public int doCommand(WatchdogArgs args, 
                       WatchdogClient clientWatchdog)
    throws BootArgumentException
  {
    try {
      String status = clientWatchdog.statusWatchdog();

      System.out.println(L().l("Resin/{0} status for watchdog at {1}:{2}",
                               VersionFactory.getVersion(),
                               clientWatchdog.getWatchdogAddress(),
                               clientWatchdog.getWatchdogPort()));
      System.out.println(status);
      
      try {
        super.doCommand(args,  clientWatchdog, false);
      } catch (Exception e) {
        log().log(Level.FINER, e.toString(), e);
      }
    } catch (Exception e) {
      System.out.println(L().l(
        "Resin/{0} can't retrieve status of -server '{1}' for watchdog at {2}:{3}.\n{4}",
        VersionFactory.getVersion(),
        clientWatchdog.getId(),
        clientWatchdog.getWatchdogAddress(),
        clientWatchdog.getWatchdogPort(),
        e.toString()));

      log().log(Level.FINE, e.toString(), e);

      System.exit(1);
    }

    return 0;
  }
  
  @Override
  public int doCommand(WatchdogArgs args, 
                       WatchdogClient clientWatchdog,
                       ManagerClient clientServer)
    throws BootArgumentException
  {
    try {
      try {
        String statusWebApp = clientServer.statusWebApp().getValue();
      
        if (statusWebApp != null) {
          System.out.println(statusWebApp);
        }
      } catch (Exception e) {
        log().log(Level.FINER, e.toString(), e);
      }
    } catch (Exception e) {
      /*
      System.out.println(L().l(
        "Resin/{0} can't retrieve status of -server '{1}' for watchdog at {2}:{3}.\n{4}",
        VersionFactory.getVersion(),
        clientWatchdog.getId(),
        clientWatchdog.getWatchdogAddress(),
        clientWatchdog.getWatchdogPort(),
        e.toString()));
        */

      log().log(Level.FINE, e.toString(), e);
    }

    return 0;
  }

  @Override
  public boolean isRetry()
  {
    return true;
  }
  
  @Override
  public int retryCount()
  {
    return 2;
  }

  private static Logger log()
  {
    if (_log == null)
      _log = Logger.getLogger(StatusCommand.class.getName());

    return _log;
  }

  private static L10N L()
  {
    if (_L == null)
      _L = new L10N(StatusCommand.class);

    return _L;
  }

  /*
  @Override
  public void usage()
  {
    System.out.println("usage: bin/resin.sh [-options] status");
    System.out.println();
    System.out.println("where options include:");
    System.out.println("   -conf           : select a configuration file");
    System.out.println("   -data-directory  : select a resin-data directory");
    System.out.println("   -log-directory   : select a logging directory");
    System.out.println("   -resin-home      : select a resin home directory");
    System.out.println("   -root-directory  : select a root directory");
    System.out.println("   -server           : select a  to run");
    System.out.println("   -watchdog-port  : override the watchdog-port");
    System.out.println("   -verbose              : print verbose starting information");
  }
  */
}