Catch mySqlGoneAway error from originated from MailPoet crons

MAILPOET-6020

mailpoet/lib/Cron/ActionScheduler/RemoteExecutorHandler.php

@@ -2,6 +2,7 @@
 
 namespace MailPoet\Cron\ActionScheduler;
 
+use MailPoet\Util\Helpers;
 use MailPoet\WP\Functions as WPFunctions;
 
 class RemoteExecutorHandler {
@@ -41,9 +42,17 @@ class RemoteExecutorHandler {
   }
 
   public function runActionScheduler(): void {
+    try {
       $this->wp->addFilter('action_scheduler_queue_runner_concurrent_batches', [$this, 'ensureConcurrency']);
       \ActionScheduler_QueueRunner::instance()->run();
       wp_die();
+    } catch (\Exception $e) {
+      $mySqlGoneAwayMessage = Helpers::mySqlGoneAwayExceptionHandler($e);
+      if ($mySqlGoneAwayMessage) {
+        throw new \Exception($mySqlGoneAwayMessage, 0, $e);
+      }
+      throw $e;
+    }
   }
 
   /**

mailpoet/lib/Cron/CronTrigger.php

@@ -4,6 +4,7 @@ namespace MailPoet\Cron;
 
 use MailPoet\Cron\Triggers\WordPress;
 use MailPoet\Settings\SettingsController;
+use MailPoet\Util\Helpers;
 
 class CronTrigger {
   const METHOD_LINUX_CRON = 'Linux Cron';
@@ -51,6 +52,7 @@ class CronTrigger {
       return false;
     } catch (\Exception $e) {
       // cron exceptions should not prevent the rest of the site from loading
+      Helpers::mySqlGoneAwayExceptionHandler($e);
     }
   }
 

mailpoet/lib/Cron/Daemon.php

@@ -4,6 +4,7 @@ namespace MailPoet\Cron;
 
 use MailPoet\Cron\Workers\WorkersFactory;
 use MailPoet\Logging\LoggerFactory;
+use MailPoet\Util\Helpers;
 use MailPoetVendor\Doctrine\ORM\EntityManager;
 
 class Daemon {
@@ -61,6 +62,8 @@ class Daemon {
           $worker->process($this->timer); // BC for workers not implementing CronWorkerInterface
         }
       } catch (\Exception $e) {
+        Helpers::mySqlGoneAwayExceptionHandler($e);
+
         $workerClassNameParts = explode('\\', get_class($worker));
         $workerName = end($workerClassNameParts);
         $errors[] = [

mailpoet/lib/Cron/Triggers/WordPress.php

@@ -18,6 +18,7 @@ use MailPoet\Mailer\MailerLog;
 use MailPoet\Newsletter\Sending\ScheduledTasksRepository;
 use MailPoet\Services\Bridge;
 use MailPoet\Settings\SettingsController;
+use MailPoet\Util\Helpers;
 use MailPoet\WP\Functions as WPFunctions;
 use MailPoetVendor\Doctrine\ORM\EntityManager;
 
@@ -70,6 +71,7 @@ class WordPress {
   }
 
   public function run() {
+    try {
       if (!$this->checkRunInterval()) {
         return false;
       }
@@ -80,6 +82,13 @@ class WordPress {
 
       $this->supervisor->init();
       return $this->supervisor->checkDaemon();
+    } catch (\Exception $e) {
+      $mySqlGoneAwayMessage = Helpers::mySqlGoneAwayExceptionHandler($e);
+      if ($mySqlGoneAwayMessage) {
+        throw new \Exception($mySqlGoneAwayMessage, 0, $e);
+      }
+      throw $e;
+    }
   }
 
   private function checkRunInterval(): bool {