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(let ((sig (server:mk-signature)))
(set! *my-client-signature* sig)
*my-client-signature*)))
;; kind start up of servers, wait 40 seconds before allowing another server for a given
;; run-id to be launched
(define (server:kind-run areapath)
(let* ((last-run-dat (hash-table-ref/default *server-kind-run* areapath '(0 0))) ;; callnum, whenrun
(call-num (car last-run-dat))
(when-run (cadr last-run-dat))
(run-delay (+ (case call-num
((0) 0)
((1) 20)
((2) 300)
(else 600))
(random 5)))) ;; add a small random number just in case a lot of jobs hit the work hosts simultaneously
(if (> (- (current-seconds) when-run) run-delay)
(server:run areapath))
(hash-table-set! *server-kind-run* areapath (list (+ call-num 1)(current-seconds)))))
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(let ((sig (server:mk-signature)))
(set! *my-client-signature* sig)
*my-client-signature*)))
;; kind start up of servers, wait 40 seconds before allowing another server for a given
;; run-id to be launched
(define (server:kind-run areapath)
(if (not (server:check-if-running areapath)) ;; why try if there is already a server running?
(let* ((last-run-dat (hash-table-ref/default *server-kind-run* areapath '(0 0))) ;; callnum, whenrun
(call-num (car last-run-dat))
(when-run (cadr last-run-dat))
(run-delay (+ (case call-num
((0) 0)
((1) 20)
((2) 300)
(else 600))
(random 5))) ;; add a small random number just in case a lot of jobs hit the work hosts simultaneously
(lock-file (conc areapath "/logs/server-start.lock")))
(if (> (- (current-seconds) when-run) run-delay)
(begin
(common:simple-file-lock lock-file expire-time: 15)
(server:run areapath)
(thread-sleep! 5) ;; don't release the lock for at least a few seconds
(common:simple-file-release-lock lock-file)))
(hash-table-set! *server-kind-run* areapath (list (+ call-num 1)(current-seconds))))))
(define (server:start-and-wait areapath #!key (timeout 60))
(let ((give-up-time (+ (current-seconds) timeout)))
(let loop ((server-url (server:check-if-running areapath)))
(if (or server-url
(> (current-seconds) give-up-time)) ;; server-url will be #f if no server available.
server-url
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