2018-01-15 19:08:28 -05:00
|
|
|
<?php
|
|
|
|
/**
|
|
|
|
* @file src/Model/Process.php
|
|
|
|
*/
|
|
|
|
namespace Friendica\Model;
|
|
|
|
|
2018-07-20 08:19:26 -04:00
|
|
|
use Friendica\Database\DBA;
|
2018-01-26 21:38:34 -05:00
|
|
|
use Friendica\Util\DateTimeFormat;
|
2018-01-15 19:08:28 -05:00
|
|
|
|
|
|
|
/**
|
|
|
|
* @brief functions for interacting with a process
|
|
|
|
*/
|
2019-12-15 17:28:01 -05:00
|
|
|
class Process
|
2018-01-15 19:08:28 -05:00
|
|
|
{
|
|
|
|
/**
|
|
|
|
* Insert a new process row. If the pid parameter is omitted, we use the current pid
|
|
|
|
*
|
|
|
|
* @param string $command
|
|
|
|
* @param string $pid
|
|
|
|
* @return bool
|
2019-01-06 16:06:53 -05:00
|
|
|
* @throws \Exception
|
2018-01-15 19:08:28 -05:00
|
|
|
*/
|
|
|
|
public static function insert($command, $pid = null)
|
|
|
|
{
|
2018-01-15 19:27:48 -05:00
|
|
|
$return = true;
|
|
|
|
|
2018-01-17 09:10:30 -05:00
|
|
|
if (is_null($pid)) {
|
|
|
|
$pid = getmypid();
|
|
|
|
}
|
|
|
|
|
2018-07-20 08:19:26 -04:00
|
|
|
DBA::transaction();
|
2018-01-15 19:08:28 -05:00
|
|
|
|
2018-07-20 08:19:26 -04:00
|
|
|
if (!DBA::exists('process', ['pid' => $pid])) {
|
|
|
|
$return = DBA::insert('process', ['pid' => $pid, 'command' => $command, 'created' => DateTimeFormat::utcNow()]);
|
2018-01-15 19:08:28 -05:00
|
|
|
}
|
|
|
|
|
2018-07-20 08:19:26 -04:00
|
|
|
DBA::commit();
|
2018-01-15 19:08:28 -05:00
|
|
|
|
|
|
|
return $return;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Remove a process row by pid. If the pid parameter is omitted, we use the current pid
|
|
|
|
*
|
|
|
|
* @param string $pid
|
|
|
|
* @return bool
|
2019-01-06 16:06:53 -05:00
|
|
|
* @throws \Exception
|
2018-01-15 19:08:28 -05:00
|
|
|
*/
|
|
|
|
public static function deleteByPid($pid = null)
|
|
|
|
{
|
|
|
|
if ($pid === null) {
|
|
|
|
$pid = getmypid();
|
|
|
|
}
|
|
|
|
|
2018-07-20 08:19:26 -04:00
|
|
|
return DBA::delete('process', ['pid' => $pid]);
|
2018-01-15 19:08:28 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Clean the process table of inactive physical processes
|
|
|
|
*/
|
|
|
|
public static function deleteInactive()
|
|
|
|
{
|
2018-07-20 08:19:26 -04:00
|
|
|
DBA::transaction();
|
2018-01-15 19:08:28 -05:00
|
|
|
|
2018-07-20 08:19:26 -04:00
|
|
|
$processes = DBA::select('process', ['pid']);
|
|
|
|
while($process = DBA::fetch($processes)) {
|
2018-01-15 19:08:28 -05:00
|
|
|
if (!posix_kill($process['pid'], 0)) {
|
|
|
|
self::deleteByPid($process['pid']);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2018-07-20 08:19:26 -04:00
|
|
|
DBA::commit();
|
2018-01-15 19:08:28 -05:00
|
|
|
}
|
|
|
|
}
|