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File / Folder	Size	Action
.	-
stubs	--	ren
BatchesTableCommand.php	0.931KB	edt ren
ClearCommand.php	2.729KB	edt ren
FailedTableCommand.php	0.923KB	edt ren
FlushFailedCommand.php	0.984KB	edt ren
ForgetFailedCommand.php	0.886KB	edt ren
ListFailedCommand.php	2.895KB	edt ren
ListenCommand.php	4.033KB	edt ren
MonitorCommand.php	3.749KB	edt ren
PruneBatchesCommand.php	1.994KB	edt ren
PruneFailedJobsCommand.php	1.206KB	edt ren
RestartCommand.php	1.259KB	edt ren
RetryBatchCommand.php	1.645KB	edt ren
RetryCommand.php	5.46KB	edt ren
TableCommand.php	0.903KB	edt ren
WorkCommand.php	9.65KB	edt ren

<?php

namespace Illuminate\Queue\Console;

use Illuminate\Console\Command;
use Illuminate\Contracts\Events\Dispatcher;
use Illuminate\Contracts\Queue\Factory;
use Illuminate\Queue\Events\QueueBusy;
use Illuminate\Support\Collection;
use Symfony\Component\Console\Attribute\AsCommand;

#[AsCommand(name: 'queue:monitor')]
class MonitorCommand extends Command
{
    /**
     * The console command name.
     *
     * @var string
     */
    protected $signature = 'queue:monitor
                       {queues : The names of the queues to monitor}
                       {--max=1000 : The maximum number of jobs that can be on the queue before an event is dispatched}';

/**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Monitor the size of the specified queues';

/**
     * The queue manager instance.
     *
     * @var \Illuminate\Contracts\Queue\Factory
     */
    protected $manager;

/**
     * The events dispatcher instance.
     *
     * @var \Illuminate\Contracts\Events\Dispatcher
     */
    protected $events;

/**
     * Create a new queue monitor command.
     *
     * @param  \Illuminate\Contracts\Queue\Factory  $manager
     * @param  \Illuminate\Contracts\Events\Dispatcher  $events
     * @return void
     */
    public function __construct(Factory $manager, Dispatcher $events)
    {
        parent::__construct();

$this->manager = $manager;
        $this->events = $events;
    }

/**
     * Execute the console command.
     *
     * @return void
     */
    public function handle()
    {
        $queues = $this->parseQueues($this->argument('queues'));

$this->displaySizes($queues);

$this->dispatchEvents($queues);
    }

/**
     * Parse the queues into an array of the connections and queues.
     *
     * @param  string  $queues
     * @return \Illuminate\Support\Collection
     */
    protected function parseQueues($queues)
    {
        return collect(explode(',', $queues))->map(function ($queue) {
            [$connection, $queue] = array_pad(explode(':', $queue, 2), 2, null);

if (! isset($queue)) {
                $queue = $connection;
                $connection = $this->laravel['config']['queue.default'];
            }

return [
                'connection' => $connection,
                'queue' => $queue,
                'size' => $size = $this->manager->connection($connection)->size($queue),
                'status' => $size >= $this->option('max') ? '<fg=yellow;options=bold>ALERT</>' : '<fg=green;options=bold>OK</>',
            ];
        });
    }

/**
     * Display the queue sizes in the console.
     *
     * @param  \Illuminate\Support\Collection  $queues
     * @return void
     */
    protected function displaySizes(Collection $queues)
    {
        $this->newLine();

$this->components->twoColumnDetail('<fg=gray>Queue name</>', '<fg=gray>Size / Status</>');

$queues->each(function ($queue) {
            $name = '['.$queue['connection'].'] '.$queue['queue'];
            $status = '['.$queue['size'].'] '.$queue['status'];

$this->components->twoColumnDetail($name, $status);
        });

$this->newLine();
    }

/**
     * Fire the monitoring events.
     *
     * @param  \Illuminate\Support\Collection  $queues
     * @return void
     */
    protected function dispatchEvents(Collection $queues)
    {
        foreach ($queues as $queue) {
            if ($queue['status'] == '<fg=green;options=bold>OK</>') {
                continue;
            }

$this->events->dispatch(
                new QueueBusy(
                    $queue['connection'],
                    $queue['queue'],
                    $queue['size'],
                )
            );
        }
    }
}

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