/**
* Start worker.
*
* @param WorkerInterface $worker The worker to start.
* @return void
*/
public function startWorker(WorkerInterface $worker)
{
$parent = $this->system->createCurrentProcess();
$this->eventDispatcher->dispatch(ResqueEvents::PRE_FORK);
$child = $parent->fork();
// This exists because workers that get reset after a crash still hold their old id.
// @todo this shouldn't be needed if id was always derived.. hmm.
$worker->setId(null);
if (null === $child) {
// This is spawned worker process, it will process jobs until told to exit.
$this->eventDispatcher->dispatch(ResqueEvents::POST_FORK_CHILD);
$worker->setProcess($this->system->createCurrentProcess());
$this->registry->register($worker);
$worker->work();
$this->registry->deregister($worker);
exit(0);
}
$this->eventDispatcher->dispatch(ResqueEvents::POST_FORK_PARENT);
$worker->setProcess($child);
$this->logger->info('Successfully started worker {worker} with pid {childPid}', array('worker' => $worker, 'childPid' => $child->getPid()));
}
