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(define *send-receive-mutex* (make-mutex)) ;; should have separate mutex per run-id
;; RA => e.g. usage (rmt:send-receive 'get-var #f (list varname))
;;
(define (rmt:send-receive cmd rid params #!key (attemptnum 1)(area-dat #f)) ;; start attemptnum at 1 so the modulo below works as expected
(assert *toppath* "FATAL: rmt:send-receive called with *toppath* not set.")
(if (> attemptnum 2)
(debug:print 0 *default-log-port* "INFO: attemptnum in rmt:send-receive is " attemptnum))
(cond
((> attemptnum 2) (thread-sleep! 0.05))
((> attemptnum 10) (thread-sleep! 0.5))
((> attemptnum 20) (thread-sleep! 1)))
;; I'm turning this off, it may make sense to move it
;; into http-transport-handler
(if (and (> attemptnum 5) (= 0 (modulo attemptnum 15)))
(begin
(debug:print 0 *default-log-port* "ERROR: can't connect to server, trying to start a server.")
(case (rmt:transport-mode)
((http)
(server:run *toppath*)
(thread-sleep! 3))
(else
(thread-sleep! 1) ;; for tcp the server is started by routines in tcp-transportmod. For nfs there is no server
))))
((nfs) (nfs:transport-handler runremote cmd rid params attemptnum area-dat areapath readonly-mode testsuite mtexe))
)))
(define (nfs:transport-handler runremote cmd run-id params attemptnum area-dat areapath readonly-mode testsuite mtexe)
(let* ((keys (common:get-fields *configdat*))
(dbstruct (dbmod:nfs-get-dbstruct run-id keys (dbfile:db-init-proc) areapath)))
(api:dispatch-request dbstruct cmd run-id params)))
(define (tcp-transport-handler runremote cmd run-id params attemptnum area-dat areapath readonly-mode testsuite mtexe)
(if (not runremote)
(let* ((newremote (make-and-init-remote areapath)))
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(define *send-receive-mutex* (make-mutex)) ;; should have separate mutex per run-id
;; RA => e.g. usage (rmt:send-receive 'get-var #f (list varname))
;;
(define (rmt:send-receive cmd rid params #!key (attemptnum 1)(area-dat #f)) ;; start attemptnum at 1 so the modulo below works as expected
(assert *toppath* "FATAL: rmt:send-receive called with *toppath* not set.")
(if (not (eq? (rmt:transport-mode) 'nfs))
(begin
(if (> attemptnum 2)
(debug:print 0 *default-log-port* "INFO: attemptnum in rmt:send-receive is " attemptnum))
(cond
((> attemptnum 2) (thread-sleep! 0.05))
((> attemptnum 10) (thread-sleep! 0.5))
((> attemptnum 20) (thread-sleep! 1)))
;; I'm turning this off, it may make sense to move it
;; into http-transport-handler
(if (and (> attemptnum 5) (= 0 (modulo attemptnum 15)))
(begin
(debug:print 0 *default-log-port* "ERROR: can't connect to server, trying to start a server.")
(case (rmt:transport-mode)
((http)
(server:run *toppath*)
(thread-sleep! 3))
(else
(thread-sleep! 1) ;; for tcp the server is started by routines in tcp-transportmod. For nfs there is no server
))))))
;; 1. check if server is started IFF cmd is a write OR if we are not on the homehost, store in runremote
;; 2. check the age of the connections. refresh the connection if it is older than timeout-20 seconds.
;; 3. do the query, if on homehost use local access
;;
(let* ((start-time (current-seconds)) ;; snapshot time so all use cases get same value
(areapath *toppath*);; TODO - resolve from dbstruct to be compatible with multiple areas
(runremote (or area-dat
*runremote*))
(attemptnum (+ 1 attemptnum))
(readonly-mode (rmtmod:calc-ro-mode runremote *toppath*))
(testsuite (common:get-testsuite-name))
(mtexe (common:find-local-megatest)))
(case (rmt:transport-mode)
((http)(http-transport-handler runremote cmd rid params attemptnum area-dat areapath readonly-mode))
((tcp) (tcp-transport-handler runremote cmd rid params attemptnum area-dat areapath readonly-mode testsuite mtexe))
((nfs) (nfs-transport-handler runremote cmd rid params attemptnum area-dat areapath readonly-mode testsuite mtexe))
)))
(define (nfs-transport-handler runremote cmd run-id params attemptnum area-dat areapath readonly-mode testsuite mtexe)
(let* ((keys (common:get-fields *configdat*))
(dbstruct (dbmod:nfs-get-dbstruct run-id keys (dbfile:db-init-proc) areapath)))
(api:dispatch-request dbstruct cmd run-id params)))
(define (tcp-transport-handler runremote cmd run-id params attemptnum area-dat areapath readonly-mode testsuite mtexe)
(if (not runremote)
(let* ((newremote (make-and-init-remote areapath)))
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