function it_does_not_clean_up_workers_on_another_host(SystemInterface $system, $workerRegistry, WorkerInterface $localWorker, WorkerInterface $remoteWorker, Process $localProcess, Process $remoteProcess)
{
$system->getCurrentPid()->willReturn(6545);
$system->getHostname()->shouldBeCalled()->willReturn('bar.resque.com');
$workerRegistry->all()->shouldBeCalled()->willReturn([$localWorker, $remoteWorker]);
$localWorker->getProcess()->shouldBeCalled()->willReturn($localProcess);
$remoteWorker->getProcess()->shouldBeCalled()->willReturn($remoteProcess);
$localWorker->getHostname()->shouldBeCalled()->willReturn('bar.resque.com');
$remoteWorker->getHostname()->shouldBeCalled()->willReturn('my.other.host');
$localProcess->getPid()->willReturn(1);
$remoteProcess->getPid()->willReturn(1);
$workerRegistry->deregister($localWorker)->shouldBeCalled();
$workerRegistry->deregister($remoteWorker)->shouldNotBeCalled();
$this->pruneDeadWorkers();
}
/**
* Prune dead workers.
*
* Look for any workers which should be running on this server and if
* they're not, remove them from Redis.
*
* This is a form of garbage collection to handle cases where the
* server may have been killed and the workers did not exit gracefully
* and therefore leave state information in Redis.
*
* @return void
*/
public function pruneDeadWorkers()
{
$workerPids = $this->getLocalWorkerPids();
$workers = $this->registry->all();
// @todo Maybe findWorkersForHost($hostname) ?
$hostname = $this->system->getHostname();
foreach ($workers as $worker) {
if ($worker instanceof WorkerInterface) {
$isNotOnCurrentHost = $worker->getHostname() != $hostname;
$isCurrentlyRunning = in_array($worker->getProcess()->getPid(), $workerPids);
$isCurrentProcess = $worker->getProcess()->getPid() == $this->system->getCurrentPid();
if ($isNotOnCurrentHost || $isCurrentlyRunning || $isCurrentProcess) {
continue;
}
$this->logger->warning('Pruning dead worker {worker}', array('worker' => $worker));
$this->registry->deregister($worker);
}
}
}
function it_sets_the_workers_hostname_on_create(SystemInterface $system)
{
$system->getHostname()->shouldBeCalled(1)->willReturn('wild.ones');
$this->createWorker()->getHostname()->shouldEqual('wild.ones');
}
/**
* {@inheritDoc}
*/
public function createWorker()
{
$worker = new Worker($this->jobInstanceFactory, $this->eventDispatcher);
$worker->setHostname($this->system->getHostname());
return $worker;
}
