mirror of
https://github.com/friendica/friendica
synced 2024-12-28 15:22:19 +00:00
91 lines
2.1 KiB
PHP
91 lines
2.1 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (C) 2020, Friendica
|
|
*
|
|
* @license GNU AGPL version 3 or any later version
|
|
*
|
|
* This program 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, either version 3 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* 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 <https://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
namespace Friendica\Model;
|
|
|
|
use Friendica\Database\DBA;
|
|
use Friendica\Util\DateTimeFormat;
|
|
|
|
/**
|
|
* functions for interacting with a process
|
|
*/
|
|
class Process
|
|
{
|
|
/**
|
|
* Insert a new process row. If the pid parameter is omitted, we use the current pid
|
|
*
|
|
* @param string $command
|
|
* @param string $pid
|
|
* @return bool
|
|
* @throws \Exception
|
|
*/
|
|
public static function insert($command, $pid = null)
|
|
{
|
|
$return = true;
|
|
|
|
if (is_null($pid)) {
|
|
$pid = getmypid();
|
|
}
|
|
|
|
DBA::transaction();
|
|
|
|
if (!DBA::exists('process', ['pid' => $pid])) {
|
|
$return = DBA::insert('process', ['pid' => $pid, 'command' => $command, 'created' => DateTimeFormat::utcNow()]);
|
|
}
|
|
|
|
DBA::commit();
|
|
|
|
return $return;
|
|
}
|
|
|
|
/**
|
|
* Remove a process row by pid. If the pid parameter is omitted, we use the current pid
|
|
*
|
|
* @param string $pid
|
|
* @return bool
|
|
* @throws \Exception
|
|
*/
|
|
public static function deleteByPid($pid = null)
|
|
{
|
|
if ($pid === null) {
|
|
$pid = getmypid();
|
|
}
|
|
|
|
return DBA::delete('process', ['pid' => $pid]);
|
|
}
|
|
|
|
/**
|
|
* Clean the process table of inactive physical processes
|
|
*/
|
|
public static function deleteInactive()
|
|
{
|
|
DBA::transaction();
|
|
|
|
$processes = DBA::select('process', ['pid']);
|
|
while($process = DBA::fetch($processes)) {
|
|
if (!posix_kill($process['pid'], 0)) {
|
|
self::deleteByPid($process['pid']);
|
|
}
|
|
}
|
|
|
|
DBA::commit();
|
|
}
|
|
}
|