Worker long running daemon

Worker.daemon.php

<?php
	public function daemon($connectionName, $queue = null, $delay = 0, $memory = 128, $sleep = 3, $maxTries = 0)
	{
		$lastRestart = $this->getTimestampOfLastQueueRestart();

		while (true)
		{
			if ($this->daemonShouldRun())
			{
				$this->runNextJobForDaemon(
					$connectionName, $queue, $delay, $sleep, $maxTries
				);
			}
			else
			{
				$this->sleep($sleep);
			}

			if ($this->memoryExceeded($memory) || $this->queueShouldRestart($lastRestart))
			{
				exec('php artisan queue:work --daemon > /dev/null 2>&1 &');

				$this->stop();
			}
		}
	}