From c2419b0e309de8597916f5dc753d99120f416ff7 Mon Sep 17 00:00:00 2001
From: Marius Cramer <m.cramer@pixcept.de>
Date: Fri, 12 Jun 2015 09:57:56 +0200
Subject: [PATCH] - prevent failure of update check on debian system (on
running dpkg process)
---
server/lib/classes/cron.d/100-monitor_system_update.inc.php | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/server/lib/classes/cron.d/100-monitor_system_update.inc.php b/server/lib/classes/cron.d/100-monitor_system_update.inc.php
index 35338dc21d..2eea785234 100644
--- a/server/lib/classes/cron.d/100-monitor_system_update.inc.php
+++ b/server/lib/classes/cron.d/100-monitor_system_update.inc.php
@@ -82,7 +82,7 @@ class cronjob_monitor_system_update extends cronjob {
* Then test the upgrade.
* if there is any output, then there is a needed update
*/
- $aptData = shell_exec('apt-get -s -qq dist-upgrade');
+ $aptData = shell_exec('while fuser /var/lib/dpkg/lock >/dev/null 2>&1 ; do sleep 2; done; apt-get -s -qq dist-upgrade');
if ($aptData == '') {
/* There is nothing to update! */
$state = 'ok';
--
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