Don't crash when failing to connect to the database

application/clicommands/ScheduleCommand.php

@@ -6,7 +6,9 @@
 
 use DateTime;
 use Exception;
+use Icinga\Application\Config;
 use Icinga\Application\Logger;
+use Icinga\Data\ResourceFactory;
 use Icinga\Module\Reporting\Cli\Command;
 use Icinga\Module\Reporting\Model;
 use Icinga\Module\Reporting\Report;
@@ -37,7 +39,16 @@ public function runAction()
         // Check for configuration changes every 5 minutes to make sure new jobs are scheduled, updated and deleted
         // jobs are cancelled.
         $watchdog = function () use (&$watchdog, $scheduler, &$runningSchedules) {
-            $schedules = $this->fetchSchedules();
+            $schedules = [];
+            try {
+                ResourceFactory::setConfig(Config::app('resources', true));
+                Config::module('reporting', 'config', true);
+
+                $schedules = $this->fetchSchedules();
+            } catch (Throwable $err) {
+                Logger::error('Failed to fetch report schedules from the database: %s', $err);
+            }
+
             $outdated = array_diff_key($runningSchedules, $schedules);
             foreach ($outdated as $schedule) {
                 Logger::info(
@@ -73,7 +84,7 @@ public function runAction()
 
             $runningSchedules = $schedules;
 
-            Loop::addTimer(5 * 60, $watchdog);
+            Loop::addTimer(60, $watchdog);
         };
         Loop::futureTick($watchdog);
     }