Fix upgrade process when apps enabled for specific groups

Fix issue where the currently logged user was causing side-effects when
upgrading.
Now setting incognito mode (no user) on update to make sure the whole
apps list is taken into account with getEnabledApps() or isEnabled().

1 files changed, 4 insertions, 0 deletions

diff --git a/core/ajax/update.php b/core/ajax/update.php
index 627ada080c8..1e280a82227 100644
--- a/core/ajax/update.php
+++ b/core/ajax/update.php
@@ -3,6 +3,10 @@ set_time_limit(0);
 require_once '../../lib/base.php';
 
 if (OC::checkUpgrade(false)) {
+	// if a user is currently logged in, their session must be ignored to
+	// avoid side effects
+	\OC_User::setIncognitoMode(true);
+
 	$l = new \OC_L10N('core');
 	$eventSource = new OC_EventSource();
 	$updater = new \OC\Updater(\OC_Log::$object);