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(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) (server:get-timeout) 10))) ;; don't forget the 10 second margin
(for-each
(lambda (run-id)
(let ((connection (hash-table-ref/default *runremote* run-id #f)))
(if (and connection
(if (and (vector? connection)
(< (http-transport:server-dat-get-last-access connection) expire-time))
(begin
(debug:print-info 0 "Discarding connection to server for run-id " run-id ", too long between accesses")
;; SHOULD CLOSE THE CONNECTION HERE
(case *transport-type*
((nmsg)(nn-close (http-transport:server-dat-get-socket
(hash-table-ref *runremote* run-id)))))
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((http)(condition-case
(http-transport:client-api-send-receive run-id connection-info cmd params)
((commfail)(vector #f "communications fail"))))
((nmsg)(condition-case
(nmsg-transport:client-api-send-receive run-id connection-info cmd params)
((timeout)(vector #f "timeout talking to server"))))
(else (exit))))
(success (if (and dat (vector? dat)) (vector-ref dat 0) #f))
(res (if (and dat (vector? dat)) (vector-ref dat 1) #f)))
(http-transport:server-dat-update-last-access connection-info)
(success (if (vector? dat) (vector-ref dat 0) #f))
(res (if (vector? dat) (vector-ref dat 1) #f)))
(if (vector? connection-info)(http-transport:server-dat-update-last-access connection-info))
(if success
(begin
;; (mutex-unlock! *send-receive-mutex*)
(case *transport-type*
((http) res) ;; (db:string->obj res))
((nmsg) res))) ;; (vector-ref res 1)))
(begin ;; let ((new-connection-info (client:setup run-id)))
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