Mongrel2\Connection::__construct PHP Метод

    public function __construct($sender_id, $sub_addr, $pub_addr)
    {
        $this->sender_id = $sender_id;
        $ctx = new \ZMQContext();
        $reqs = $ctx->getSocket(\ZMQ::SOCKET_UPSTREAM);
        $reqs->connect($sub_addr);
        $resp = $ctx->getSocket(\ZMQ::SOCKET_PUB);
        $resp->connect($pub_addr);
        $resp->setSockOpt(\ZMQ::SOCKOPT_IDENTITY, $sender_id);
        $this->sub_addr = $sub_addr;
        $this->pub_addr = $pub_addr;
        $this->reqs = $reqs;
        $this->resp = $resp;
    }