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;;======================================================================
;; S U P P O R T F U N C T I O N S
;;======================================================================
;; cmd is a symbol
;; vars is a json string encoding the parameters for the call
;;
(define (rmt:send-receive cmd run-id params)
(let* ((connection-info (hash-table-ref/default *runremote* run-id #f))
(define (rmt:send-receive cmd rid params)
(let* ((run-id (if rid rid 0))
(connection-info (let ((cinfo (hash-table-ref/default *runremote* run-id #f)))
(if cinfo
cinfo
(let loop ((numtries 100))
(thread-sleep! 1)
(let ((res (client:setup run-id)))
(if res
res
(if (> numtries 0)
(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-no-auto-client-setup connection-info cmd run-id params)))))
(rmt:send-receive cmd run-id params)))))
(define (rmt:send-receive-no-auto-client-setup connection-info cmd run-id params)
(let* ((run-id (if run-id run-id 0))
(let* ((jparams (db:obj->string params)) ;; (rmt:dat->json-str params))
(jparams (db:obj->string params)) ;; (rmt:dat->json-str params))
(res (http-transport:client-api-send-receive run-id connection-info cmd jparams numretries: 3)))
(if res
(db:string->obj res) ;; (rmt:json-str->dat res)
;; this one does NOT keep trying
res)))
;; Wrap json library for strings (why the ports crap in the first place?)
|