From ced417da6c2f3bcc37d747bbc5058d3e32767a67 Mon Sep 17 00:00:00 2001
From: Michael <heluecht@pirati.ca>
Date: Wed, 6 Jan 2021 23:05:55 +0000
Subject: [PATCH] Added functionality to kill processes
---
src/Worker/Cron.php | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/src/Worker/Cron.php b/src/Worker/Cron.php
index 1901766d3a..1f1e916306 100644
--- a/src/Worker/Cron.php
+++ b/src/Worker/Cron.php
@@ -24,6 +24,7 @@ namespace Friendica\Worker;
use Friendica\Core\Hook;
use Friendica\Core\Logger;
use Friendica\Core\Worker;
+use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Tag;
@@ -54,6 +55,10 @@ class Cron
copy($basepath . '/.htaccess-dist', $basepath . '/.htaccess');
}
+ if (DI::config()->get('system', 'delete_sleeping_processes')) {
+ self::deleteSleepingProcesses();
+ }
+
// Fork the cron jobs in separate parts to avoid problems when one of them is crashing
Hook::fork(PRIORITY_MEDIUM, 'cron');
@@ -137,4 +142,26 @@ class Cron
DI::config()->set('system', 'last_cron', time());
}
+
+ /**
+ * Kill sleeping database processes
+ *
+ * @return void
+ */
+ private static function deleteSleepingProcesses()
+ {
+ Logger::info('Looking for sleeping processes');
+
+ $processes = DBA::p("SHOW FULL PROCESSLIST");
+ while ($process = DBA::fetch($processes)) {
+ // To-Do: Auf Datenbank abgrenzen
+ if (($process['Command'] != 'Sleep') || ($process['Time'] < 60) || ($process['db'] != DBA::databaseName())) {
+ continue;
+ }
+
+ DBA::e("KILL ?", $process['Id']);
+ Logger::notice('Killed sleeping process', ['id' => $process['Id']]);
+ }
+ DBA::close($processes);
+ }
}