app.php

<?php

require_once __DIR__.'/../app/bootstrap.php.cache';

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;

$request = Request::createFromGlobals();

//  Socket to talk to server
$context = new ZMQContext();
$requester = new ZMQSocket($context, ZMQ::SOCKET_REQ);
$requester->connect("tcp://localhost:5556");

$requester->send(serialize($request));

$reply = unserialize($requester->recv());
$reply->send();