laravel-oauth2-server/app/Http/Controllers/InfoController.php

<?php

namespace App\Http\Controllers;

/**
 * Description of InfoController
 *
 * @author Andrey Pokidov <pokidov@e-traffic.ru>
 */
class InfoController extends Controller
{
    public function index()
    {
        var_dump(session()->all());
    }
}