stream {
        upstream backend {
            server 127.0.0.1:8088;
        }

        server {
            listen 80;
            proxy_pass backend;
        }

    }

frontend tcp-in
      bind *:80
      mode tcp
      option tcplog
      default_backend    backend_servers

    backend backend_servers
      mode http
      server http_server localhost:8088/test check