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;; NB// can cache the answer for server running for 10 seconds ...
;; ;; (and (not (rmt:write-frequency-over-limit? cmd run-id))
(if (tasks:server-running-or-starting? (db:delay-if-busy (tasks:open-db)) run-id)
(client:setup run-id)
#f))))
(define (rmt:send-receive cmd rid params #!key (attemptnum 0))
;; clean out old connections
(mutex-lock! *db-multi-sync-mutex*)
;; (let ((expire-time (- (current-seconds) 60)))
;; (for-each
;; (lambda (run-id)
;; (let ((connection (hash-table-ref/default *runremote* run-id #f)))
;; (if (and connection
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cinfo
;; NB// can cache the answer for server running for 10 seconds ...
;; ;; (and (not (rmt:write-frequency-over-limit? cmd run-id))
(if (tasks:server-running-or-starting? (db:delay-if-busy (tasks:open-db)) run-id)
(client:setup run-id)
#f))))
(define (rmt:send-receive cmd rid params #!key (attemptnum 1)) ;; start attemptnum at 1 so the modulo below works as expected
;; clean out old connections
(mutex-lock! *db-multi-sync-mutex*)
;; (let ((expire-time (- (current-seconds) 60)))
;; (for-each
;; (lambda (run-id)
;; (let ((connection (hash-table-ref/default *runremote* run-id #f)))
;; (if (and connection
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((http)(db:string->obj res))
((nmsg)(vector-ref res 1)))
(begin ;; let ((new-connection-info (client:setup run-id)))
(debug:print 0 "WARNING: Communication failed, trying call to http-transport:client-api-send-receive again.")
;; (case *transport-type*
;; ((nmsg)(nn-close (http-transport:server-dat-get-socket connection-info))))
(hash-table-delete! *runremote* run-id) ;; don't keep using the same connection
(tasks:kill-server-run-id run-id tag: "api-send-receive-failed")
(tasks:start-and-wait-for-server (tasks:open-db) run-id 15)
;; (nmsg-transport:client-api-send-receive run-id connection-info cmd param remtries: (- remtries 1))))))
;; no longer killing the server in http-transport:client-api-send-receive
;; may kill it here but what are the criteria?
;; start with three calls then kill server
;; (if (eq? attemptnum 3)(tasks:kill-server-run-id run-id))
;; (thread-sleep! 2)
(rmt:send-receive cmd run-id params attemptnum: (+ attemptnum 1)))))
;; no connection info? try to start a server
(if (and (< attemptnum 10)
(tasks:need-server run-id))
(begin
(tasks:start-and-wait-for-server (db:delay-if-busy (tasks:open-db)) run-id 10)
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((http)(db:string->obj res))
((nmsg)(vector-ref res 1)))
(begin ;; let ((new-connection-info (client:setup run-id)))
(debug:print 0 "WARNING: Communication failed, trying call to http-transport:client-api-send-receive again.")
;; (case *transport-type*
;; ((nmsg)(nn-close (http-transport:server-dat-get-socket connection-info))))
(hash-table-delete! *runremote* run-id) ;; don't keep using the same connection
(if (eq? (modulo attemptnum 5) 0)
(tasks:kill-server-run-id run-id tag: "api-send-receive-failed"))
(tasks:start-and-wait-for-server (tasks:open-db) run-id 15)
;; (nmsg-transport:client-api-send-receive run-id connection-info cmd param remtries: (- remtries 1))))))
;; no longer killing the server in http-transport:client-api-send-receive
;; may kill it here but what are the criteria?
;; start with three calls then kill server
;; (if (eq? attemptnum 3)(tasks:kill-server-run-id run-id))
;; (thread-sleep! 2)
(rmt:send-receive cmd run-id params attemptnum: (+ attemptnum 1)))))
;; no connection info? try to start a server
(if (and (< attemptnum 15)
(tasks:need-server run-id))
(begin
(hash-table-delete! *runremote* run-id)
(tasks:start-and-wait-for-server (db:delay-if-busy (tasks:open-db)) run-id 10)
(client:setup run-id)
(thread-sleep! (random 5)) ;; give some time to settle and minimize collison?
(rmt:send-receive cmd rid params attemptnum: (+ attemptnum 1)))
(begin
(debug:print 0 "ERROR: Communication failed!")
(exit)
;; (rmt:open-qry-close-locally cmd run-id params))))
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