funchat/modules/chat/admin/manage.apnl.php

<?php
/**
 * Project:   astat - simple site engine
 * File:        /modules/mybb/admin.apnl.php
 * 
 * This library 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 library 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 library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * @link http://www.astat.org SVN: $URL$
 * @copyright 2010 becast.at
 * @author Bernhard Jaud <bernhard at becast dot at>
 * @package astat module
 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
 * @version $Id$
*/
If (!defined("in_BL_ADMIN")) {
    die("Dieses Script kann nicht ausserhalb des Frameworks laufen!");
} 
$session->page_begin("chat_admin", True);

class manage_chat_panel extends admin_module{
 	
	function output(){
		global $config, $db,$panel, $cache, $session;
				if(isset($_POST['start'])){
					$istat = $this->get_status();
					exec('/bin/systemctl status austria|grep running',$cat);
					$cat = trim($cat[0]);
					if($istat==2 && $cat!="not"){
						shell_exec("kill -9 ".$cat);
						sleep(5);
						shell_exec("sudo /bin/systemctl restart austria");
					}else{
						shell_exec("sudo /bin/systemctl restart austria");
					}
					$panel->admin_message("Triggered", 'The Chatstart has been triggered. please refresh the page to see if it was successful.',TRUE,"manage_chat");
				}elseif(isset($_POST['emergency'])){
					$istat = $this->get_status();
					if($istat==1){
						shell_exec("sudo /sbin/restart topia");
					}elseif($istat==2){
						shell_exec("sudo /sbin/restart topia");
					}
					$panel->admin_message("Triggered", 'The Emergency Chatrestart has been triggered. please refresh the page to see if it was successful.',TRUE,"manage_chat");
				}else{
					$count=false;
					$panel->title="Manage Chat";
					$panel->form(array('action'=>$config['path'].'/admin/index.php?panel=manage_chat'));
					
					$panel->content.='<h3>Status:</h3>';
					$istat = $this->get_status();
					$status = $this->get_readable_status($istat);
					
					$panel->content.=$status.'<br />';
					if($istat==1){
						$extra='disabled="disabled"';
					}
					$panel->submit(array('name'=>'start'),'value="Start"'.$extra);
					$panel->submit(array('name'=>'emergency'),'value="Emergency Restart"');
					$panel->formClose();
				}
	}

	function get_readable_status($status){
		global $db, $config, $cache, $log;
		if($status==1){
			exec('/sbin/status topia|awk \'{ print $4}\'',$cat);
			$cat = trim($cat[0]);
			return '<span style="color:green;">OK - Running - Process ID: '.$cat.'</span>';
		}elseif($status==2){
			exec('/sbin/status topia|awk \'{ print $4}\'',$cat);
			$cat = trim($cat[0]);
			return '<span style="color:red;">ALERT - Zombie - Process ID: '.$cat.'</span>';
		}else{
			return '<span style="color:red;">ALERT - Stopped</span>';
		}
	}
	
	function get_status(){
		global $db, $config, $cache, $log;
		$dat="/sbin/status topia|awk '{ print $4}'";
		exec($dat,$cat);
		$cat = trim($cat[0]);
		if($cat!='not'){
			exec("ps ax|grep ".$cat."|grep -v grep",$ps);
			$psr = preg_split("/\s/", $ps[0]);
			$psr = $this->removeEmptyValues($psr);
			$status = $psr[2];
			$status=substr($status, 0, 1);
				if($status=="S"||$status=="R"){
					return 1;
				}elseif($status=="Z"){
					return 2;
				}else{
					return 0;
				}
		}else{
			return 0;
		}
	}

	function removeEmptyValues($ar)
	{
	     $result = array();
	    
		foreach($ar as $value){
			$value = trim($value);
			if (strlen($value))
				$result[] = $value;
		}

		return $result;
	}
}
?>