Megatest

(define (debug:print n . params)
  (if (debug:debug-mode n)
      (with-output-to-port (current-error-port)
	(lambda ()
	  (if *logging*
	      (db:log-event (apply conc params))
	      ;; (apply print "pid:" (current-process-id) " " params)
	      (apply print params)
	      )))))

(define (debug:print-info n . params)
  (if (debug:debug-mode n)
      (with-output-to-port (current-error-port)
	(lambda ()
	  (let ((res (format#format #f "INFO: (~2d) ~a" n (apply conc params))))
	    (if *logging*
		(db:log-event res)
		;; (apply print "pid:" (current-process-id) " " "INFO: (" n ") " params) ;; res)
		(apply print "INFO: (" n ") " params) ;; res)
		))))))

;; if a value is printable (i.e. string or number) return the value
;; else return an empty string
(define-inline (printable val)
  (if (or (number? val)(string? val)) val ""))

  (mutex-lock! *http-mutex*)
  (set! *http-requests-in-progress* (+ 1 *http-requests-in-progress*)))

;; Send "cmd" with json payload "params" to serverdat and receive result
;;
(define (http-transport:client-api-send-receive run-id serverdat cmd params #!key (numretries 30))
  (let* ((fullurl    (if (list? serverdat)
			 (list-ref serverdat 4) ;; (cadddr serverdat) ;; this is the uri for /api
			 (begin
			   (debug:print 0 "FATAL ERROR: http-transport:client-api-send-receive called with no server info")
			   (exit 1))))
	 (res        #f))
    (handle-exceptions
     exn
     (if (> numretries 0)

	 (debug:print-info 11 "got res=" res)
	 res)))))

;;
;; connect
;;
(define (http-transport:client-connect iface port)
  (let* ((api-url     (conc "http://" iface ":" port "/api"))
	 (uri-dat     (make-request method: 'POST uri: (uri-reference (conc "http://" iface ":" port "/ctrl"))))
	 ;; (uri-dat     (make-request method: 'GET uri: (uri-reference (conc "http://" iface ":" port "/ctrl"))))
	 (uri-api-dat (make-request method: 'POST uri: api-url)) ;; (uri-reference (conc "http://" iface ":" port "/api"))))
	 ;; (uri-api-dat (make-request method: 'GET uri: (uri-reference (conc "http://" iface ":" port "/api"))))
	 (server-dat  (list iface port uri-dat uri-api-dat api-url)))
;;	 (login-res   (server:ping-server run-id server-dat))) ;; login-no-auto-client-setup server-dat run-id)))
    server-dat))
;;     (if (and (list? login-res)
;; 	     (car login-res))
;; 	(begin
;; 	  (hash-table-set! *runremote* run-id server-dat)
;; 	  (debug:print-info 2 "Logged in and connected to " iface ":" port)

			       ))))
    (let loop ((count         0)
	       (server-state 'available))
      ;; Use this opportunity to sync the inmemdb to db
      (let ((start-time (current-milliseconds))
	    (sync-time  #f)
	    (rem-time   #f))

	(if *inmemdb* (db:sync-touched *inmemdb* force-sync: #t))
	(set! sync-time  (- (current-milliseconds) start-time))
	(set! rem-time (quotient (- 4000 sync-time) 1000))
	(debug:print 0 "SYNC: time= " sync-time ", rem-time=" rem-time)





      ;;
      ;; set_running after our first pass through
      ;;
      (if (eq? server-state 'available)
	  (tasks:server-set-state! tdb server-id "running"))

      (if (and (<= rem-time 4)
	       (> rem-time 0))
	  (thread-sleep! rem-time)
	  (thread-sleep! 4))) ;; fallback for if the math is changed ...
      
      (if (< count 1) ;; 3x3 = 9 secs aprox
	  (loop (+ count 1) 'running))
      
      ;; Check that iface and port have not changed (can happen if server port collides)
      (mutex-lock! *heartbeat-mutex*)
      (set! sdat *server-info*)
      (mutex-unlock! *heartbeat-mutex*)

      ;; no_traffic
      ;;
      (if (and *server-run*
	       (> (+ last-access server-timeout)
		  (current-seconds)))
	  (begin
	    (debug:print-info 0 "Server continuing, seconds since last db access: " (- (current-seconds) last-access))
	    ;;
	    ;; Consider implementing some smarts here to re-insert the record or kill self is
	    ;; the db indicates so
	    ;;
	    ;; (if (tasks:server-am-i-the-server? tdb run-id)
	    ;;     (tasks:server-set-state! tdb server-id "running"))
	    ;;
	    (loop 0 server-state))
	  (begin
	    (debug:print-info 0 "Starting to shutdown the server.")
	    ;; need to delete only *my* server entry (future use)
	    (set! *time-to-exit* #t)
	    (if *inmemdb* (db:sync-touched *inmemdb* force-sync: #t))
	    ;;

									       (time-exceeded (> run-seconds runtlim)))
									  (if time-exceeded
									      (begin
										(debug:print-info 0 "KILLING TEST DUE TO TIME LIMIT EXCEEDED! Runtime=" run-seconds " seconds, limit=" runtlim)
										#t)
									      #f)))))
				       ;; open-run-close not needed for test-set-meta-info
				       (tests:update-central-meta-info run-id test-id (get-cpu-load) (get-df (current-directory))(calc-minutes) #f #f)
				       ;; (tests:set-partial-meta-info test-id run-id minutes work-area)
				       (if kill-job? 
					   (begin
					     (mutex-lock! m)
					     ;; NOTE: The pid can change as different steps are run. Do we need handshaking between this
					     ;;       section and the runit section? Or add a loop that tries three times with a 1/4 second
					     ;;       between tries?
					     (let* ((pid (vector-ref exit-info 0)))

					    (begin
					      (thread-sleep! 10)
					      (loop (- numtries 1)))
					    (begin
					      (debug:print 0 "ERROR: 100 tries and no server, giving up")
					      (exit 1)))))))))
	 (jparams         (db:obj->string params))
	 (res     (http-transport:client-api-send-receive run-id connection-info cmd jparams)))
    (if res
	(db:string->obj res) ;; (rmt:json-str->dat res)
	(let ((new-connection-info (client:setup run-id)))
	  (debug:print 0 "WARNING: Communication failed, trying call to http-transport:client-api-send-receive again.")
	  (rmt:send-receive cmd run-id params)))))

(define (rmt:send-receive-no-auto-client-setup connection-info cmd run-id params)