phpservermon/cron/status.cron.php

<?php
/**
 * PHP Server Monitor
 * Monitor your servers and websites.
 *
 * This file is part of PHP Server Monitor.
 * PHP Server Monitor 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 3 of the License, or
 * (at your option) any later version.
 *
 * PHP Server Monitor 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with PHP Server Monitor.  If not, see <http://www.gnu.org/licenses/>.
 *
 * @package     phpservermon
 * @author      Pepijn Over <pep@neanderthal-technology.com>
 * @copyright   Copyright (c) 2008-2014 Pepijn Over <pep@neanderthal-technology.com>
 * @license     http://www.gnu.org/licenses/gpl.txt GNU GPL v3
 * @version     Release: @package_version@
 * @link        http://www.phpservermonitor.org/
 **/

// include main configuration and functionality
require_once dirname(__FILE__) . '/../src/bootstrap.php';

if(!psm_is_cli()) {
	die('This script can only be run from the command line.');
}

psm_set_cli_uri();

// prevent cron from running twice at the same time
// however if the cron has been running for X mins, we'll assume it died and run anyway
// if you want to change PSM_CRON_TIMEOUT, have a look in src/includes/psmconfig.inc.php.
$time = time();
if(psm_get_conf('cron_running') == 1 && ($time - psm_get_conf('cron_running_time') < PSM_CRON_TIMEOUT)) {
   die('Cron is already running. Exiting.');
}
if(!defined('PSM_DEBUG') || !PSM_DEBUG) {
	psm_update_conf('cron_running', 1);
}
psm_update_conf('cron_running_time', $time);

$autorun = new \psm\Util\Server\UpdateManager($db);
$autorun->run();

psm_update_conf('cron_running', 0);