/**
* @param callable $operation
*
* @throws Exception\LogicException
*
* @return mixed|$this
*/
private function transactKillSwitch(callable $operation)
{
$ksPath = $this->bootstrapProfile->getKillSwitchPath();
if ($ksPath === null) {
throw new Exception\LogicException('No kill switch has been configured');
}
$lock = Lock::acquire();
$kswitch = new KillSwitch($ksPath);
$retval = call_user_func($operation, $kswitch);
$kswitch->save();
$lock->release();
return $retval !== null ? $retval : $this;
}
/**
* @param OutputInterface $output
* @param WorkerBootstrapProfile $profile
* @param string $name
* @param string $wFactory
*/
private function disableWorker(OutputInterface $output, WorkerBootstrapProfile $profile, $name, $wFactory)
{
if ($profile->getKillSwitchPath() !== null) {
$this->getRegistry()->disableSharedWorker($name);
$output->writeln('Disabled local worker <comment>' . $name . '</comment>.');
} else {
$output->writeln('Couldn\'t disable local worker <comment>' . $name . '</comment> (please configure a kill switch on factory <comment>' . $wFactory . '</comment> for this feature to work).');
}
}