#lang syndicate
;;; SPDX-License-Identifier: LGPL-3.0-or-later
;;; SPDX-FileCopyrightText: Copyright © 2021 Tony Garnock-Jones <tonyg@leastfixedpoint.com>

(module+ main
  (require racket/cmdline)
  (require syndicate/drivers/tcp)

  (define host "0.0.0.0")
  (define port 5999)

  (command-line #:once-each
                [("--host" "-H") hostname "Set hostname to listen on"
                 (set! host hostname)]
                [("--port" "-p") port-number "Set port number to listen on"
                 (set! port (string->number port-number))])

  (standard-actor-system (ds)
    (at ds
      (assert (StreamListener (TcpLocal host port)
                              (make-connection-handler
                               (lambda (source sink)
                                 (handle-connection source sink
                                                    #:on-data
                                                    (lambda (data mode)
                                                      (send-data sink data mode))))))))))