user_producer/vendor/hyperf/framework/src/Bootstrap/WorkerExitCallback.php

<?php

declare(strict_types=1);
/**
 * This file is part of Hyperf.
 *
 * @link     https://www.hyperf.io
 * @document https://hyperf.wiki
 * @contact  group@hyperf.io
 * @license  https://github.com/hyperf/hyperf/blob/master/LICENSE
 */

namespace Hyperf\Framework\Bootstrap;

use Hyperf\Coordinator\Constants;
use Hyperf\Coordinator\CoordinatorManager;
use Hyperf\Coroutine\Coroutine;
use Hyperf\Framework\Event\OnWorkerExit;
use Psr\EventDispatcher\EventDispatcherInterface;
use Swoole\Server;

class WorkerExitCallback
{
    public function __construct(protected EventDispatcherInterface $dispatcher)
    {
    }

    public function onWorkerExit(Server $server, int $workerId)
    {
        $this->dispatcher->dispatch(new OnWorkerExit($server, $workerId));
        Coroutine::create(function () {
            CoordinatorManager::until(Constants::WORKER_EXIT)->resume();
        });
    }
}