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System.php
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System.php
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<?php
/*
* This file is part of EspoCRM and/or AtroCore.
*
* EspoCRM - Open Source CRM application.
* Copyright (C) 2014-2019 Yuri Kuznetsov, Taras Machyshyn, Oleksiy Avramenko
* Website: http://www.espocrm.com
*
* AtroCore is EspoCRM-based Open Source application.
* Copyright (C) 2020 AtroCore GmbH.
*
* AtroCore as well as EspoCRM 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.
*
* AtroCore as well as EspoCRM 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 EspoCRM. If not, see http://www.gnu.org/licenses/.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "EspoCRM" word
* and "AtroCore" word.
*/
namespace Espo\Core\Utils;
class System
{
/**
* Pet process ID
*
* @return integer|null
*/
public static function getPid()
{
if (function_exists('getmypid')) {
return getmypid();
}
return null;
}
/**
* Check if process is active
*
* @param integer $pid
*
* @return boolean
*/
public static function isProcessActive($pid)
{
if (empty($pid)) {
return false;
}
if (!function_exists('posix_getsid')) {
return false;
}
if (posix_getsid($pid) === false) {
return false;
}
return true;
}
}