示例#1
0
 /**
  * Run a QueueWorker loop.
  * Runs a Queue Worker process which will try to find unassigned jobs in the queue
  * which it may run and try to fetch and execute them.
  *
  * @return void
  */
 public function runOld()
 {
     // Enable Garbage Collector (PHP >= 5.3)
     if (function_exists('gc_enable')) {
         gc_enable();
     }
     $exit = false;
     $starttime = time();
     $group = null;
     if (isset($this->params['group']) && !empty($this->params['group'])) {
         $group = $this->params['group'];
     }
     while (!$exit) {
         $this->out('Looking for Job....');
         $data = $this->CronTask->requestJob($this->_getTaskConf(), $group);
         if ($this->CronTask->exit === true) {
             $exit = true;
         } else {
             if ($data) {
                 $this->out('Running Job of type "' . $data['jobtype'] . '"');
                 $taskname = 'queue_' . strtolower($data['jobtype']);
                 $return = $this->{$taskname}->run(unserialize($data['data']));
                 if ($return == true) {
                     $this->CronTask->markJobDone($data['id']);
                     $this->out('Job Finished.');
                 } else {
                     $failureMessage = null;
                     if (isset($this->{$taskname}->failureMessage) && !empty($this->{$taskname}->failureMessage)) {
                         $failureMessage = $this->{$taskname}->failureMessage;
                     }
                     $this->CronTask->markJobFailed($data['id'], $failureMessage);
                     $this->out('Job did not finish, requeued.');
                 }
             } elseif (Configure::read('Queue.exitwhennothingtodo')) {
                 $this->out('nothing to do, exiting.');
                 $exit = true;
             } else {
                 $exit = true;
             }
             // check if we are over the maximum runtime and end processing if so.
             if (Configure::read('Queue.maxruntime') != 0 && time() - $starttime >= Configure::read('Queue.maxruntime')) {
                 $exit = true;
                 $this->out('Reached runtime of ' . (time() - $starttime) . ' Seconds (Max ' . Configure::read('Queue.maxruntime') . '), terminating.');
             }
             if ($exit || rand(0, 100) > 100 - Configure::read('Queue.gcprob')) {
                 $this->out('Performing Old job cleanup.');
                 $this->CronTask->cleanOldJobs();
             }
             $this->hr();
         }
     }
 }