friendica_2021-01/mod/worker.php

66 lines
1.5 KiB
PHP

<?php
/**
* @file mod/worker.php
* Module for running the worker as frontend process
*/
use Friendica\Core\Config;
use Friendica\Core\Logger;
use Friendica\Core\Worker;
use Friendica\Database\DBA;
use Friendica\Util\DateTimeFormat;
function worker_init()
{
if (!Config::get("system", "frontend_worker")) {
return;
}
// Ensure that all "strtotime" operations do run timezone independent
date_default_timezone_set('UTC');
// We don't need the following lines if we can execute background jobs.
// So we just wake up the worker if it sleeps.
if (function_exists("proc_open")) {
Worker::executeIfIdle();
return;
}
Worker::clearProcesses();
$workers = q("SELECT COUNT(*) AS `processes` FROM `process` WHERE `command` = 'worker.php'");
if ($workers[0]["processes"] > Config::get("system", "worker_queues", 4)) {
return;
}
Worker::startProcess();
Logger::log("Front end worker started: ".getmypid());
Worker::callWorker();
if ($r = Worker::workerProcess()) {
// On most configurations this parameter wouldn't have any effect.
// But since it doesn't destroy anything, we just try to get more execution time in any way.
set_time_limit(0);
$fields = ['executed' => DateTimeFormat::utcNow(), 'pid' => getmypid(), 'done' => false];
$condition = ['id' => $r[0]["id"], 'pid' => 0];
if (DBA::update('workerqueue', $fields, $condition)) {
Worker::execute($r[0]);
}
}
Worker::callWorker();
Worker::unclaimProcess();
Worker::endProcess();
Logger::log("Front end worker ended: ".getmypid());
exit();
}