Megatest

;; (include "common.scm")
;; (include "megatest-version.scm")

;; fake out readline usage of toplevel-command
(define (toplevel-command . a) #f)

(use srfi-1 posix srfi-69 readline ;;  regex regex-case srfi-69 apropos json http-client directory-utils rpc typed-records;; (srfi 18) extras)
     srfi-18 extras format pkts regex regex-case 
     (prefix dbi dbi:)
     nanomsg)

(declare (uses common))
(declare (uses megatest-version))
(declare (uses margs))
(declare (uses configf))

      (write data))))

(define-inline (decode data)
  (with-input-from-string
      data
    (lambda ()
      (read))))

(define (is-port-in-use port-num)
 (let* ((ret #f))
     (let-values (((inp oup pid)
                (process "netstat" (list  "-tulpn" ))))
      (let loop ((inl (read-line inp)))
        (if (not (eof-object? inl))
            (begin 
                (if (string-search (regexp (conc ":" port-num)) inl)
                 (begin
                 ;(print "Output: "  inl)
                  (set! ret  #t))
                 (loop (read-line inp)))))))
ret))

;;start a server, returns the connection
;;
(define (start-nn-server portnum )
  (let ((rep (nn-socket 'rep)))
    (handle-exceptions
     exn
     (let ((emsg ((condition-property-accessor 'exn 'message) exn)))
       (print "ERROR: Failed to start server \"" emsg "\"")
       (exit 1))
      
     (nn-bind rep (conc "tcp://*:" portnum)))
    rep))

;; open connection to server, send message, close connection
;;
(define (open-send-close-nn host-port msg #!key (timeout 3)) ;; default timeout is 3 seconds
  (let ((req  (nn-socket 'req))

      ((tlisten)
       (if (null? remargs)
           (print "ERROR: useage for tlisten is \"mtutil tlisten portnum\"")
           (let ((portnum (string->number (car remargs))))
              
             (if (not portnum)
                 (print "ERROR: the portnumber parameter must be a number, you gave: " (car remargs))
                 (begin
                   (if (not (is-port-in-use portnum))  
                       (let* ((rep       (start-nn-server portnum))
                           (mtconfdat (simple-setup (args:get-arg "-start-dir")))
                           (mtconf    (car mtconfdat))
                           (script    (configf:lookup mtconf "listener" "script")))
                           (print "Listening on port " po:setrtnum " for messages")
                           (let loop ((instr (nn-recv rep)))
                               (print "received " instr ", running \"" script " " instr "\"")
                               (system (conc script " " instr))
                               (nn-send rep "ok")
                               (loop (nn-recv rep))))
                     (print "ERROR: Port " portnum " already in use. Try another port")))))))
      
      )) ;; the end
             

;; If HTTP_HOST is defined then we must be in the cgi environment
;; so run stml and exit
;;