kiri-core/HttpServer/Events/OnWorkerStart.php

<?php
declare(strict_types=1);

namespace HttpServer\Events;

use co;
use Exception;
use HttpServer\Abstracts\Callback;
use Snowflake\Abstracts\Config;
use Snowflake\Event;
use Snowflake\Exception\ConfigException;
use Snowflake\Snowflake;
use Swoole\Coroutine;
use Swoole\Process;
use Swoole\Server;

/**
 * Class OnWorkerStart
 * @package HttpServer\Events
 */
class OnWorkerStart extends Callback
{


    private int $_taskTable = 0;

    private int $signal = SIGTERM | SIGKILL | SIGUSR2 | SIGUSR1;


    /**
     * @param Server $server
     * @param int $worker_id
     *
     * @return mixed
     * @throws ConfigException
     * @throws Exception
     */
    public function onHandler(Server $server, int $worker_id): void
    {
        Coroutine::set(['enable_deadlock_check' => false]);
        if ($worker_id >= $server->setting['worker_num']) {
            $this->onTask($server, $worker_id);
        } else {
            $this->onWorker($server, $worker_id);
        }
        $this->onSignal();
    }


    /**
     * @param Server $server
     * @param int $worker_id
     * @throws \Snowflake\Exception\ComponentException
     * OnTask Worker
     */
    public function onTask(Server $server, int $worker_id)
    {
        putenv('environmental=' . Snowflake::TASK);

        fire(Event::SERVER_TASK_START);

        $this->set_process_name($server, $worker_id);
    }


    /**
     * @param Server $server
     * @param int $worker_id
     * @throws Exception
     * onWorker
     */
    public function onWorker(Server $server, int $worker_id)
    {
        Snowflake::setWorkerId($server->worker_pid);

        putenv('environmental=' . Snowflake::WORKER);
        try {
            fire(Event::SERVER_WORKER_START, [$worker_id]);
        } catch (\Throwable $exception) {
            $this->addError($exception);
            write($exception->getMessage(), 'worker');
        }
        $this->set_process_name($server, $worker_id);
    }


    /**
     * @param $server
     * @param $worker_id
     */
    public function onSignal()
    {
        Coroutine\go(function () {
            if (!Coroutine::waitSignal($this->signal)) {
                return 0;
            }
            while (Snowflake::app()->isRun()) {
                Coroutine::sleep(1);
            }
            return Snowflake::app()->getSwoole()->stop();
        });
    }


    /**
     * @param $socket
     * @param $worker_id
     * @return string
     * @throws ConfigException
     */
    private function set_process_name($socket, $worker_id): mixed
    {
        $prefix = Config::get('id', false, 'system');
        if ($worker_id >= $socket->setting['worker_num']) {
            $name = $prefix . ' Task: No.' . $worker_id;
        } else {
            $name = $prefix . ' worker: No.' . $worker_id;
        }
        return swoole_set_process_name($name);
    }


}