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;;
(define (server:keep-running)
;; if none running or if > 20 seconds since
;; server last used then start shutdown
(let loop ((count 0))
(thread-sleep! 1) ;; no need to do this very often
(db:write-cached-data)
(print "Server running, count is " count)
;; (print "Server running, count is " count)
(if (< count 10)
(loop (+ count 1))
(let ((numrunning (open-run-close db:get-count-tests-running #f)))
(if (or (> numrunning 0)
(> (+ *last-db-access* 60)(current-seconds)))
(begin
(debug:print-info 0 "Server continuing, tests running: " numrunning ", seconds since last db access: " (- (current-seconds) *last-db-access*))
(loop 0)))
(begin
(debug:print-info 0 "Starting to shutdown the server side")
(debug:print-info 0 "Starting to shutdown the server.")
;; need to delete only *my* server entry (future use)
(open-run-close db:del-var #f "SERVER")
(thread-sleep! 10)
(debug:print-info 0 "Max cached queries was " *max-cache-size*)
(debug:print-info 0 "Server shutdown complete. Exiting")
(open-run-close tasks:server-deregister-self tasks:open-db)
)))))
(exit))))))
(define (server:find-free-port-and-open host s port #!key (trynum 50))
(let ((s (if s s (make-socket 'rep)))
(p (if (number? port) port 5555)))
(handle-exceptions
exn
(begin
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(if *my-client-signature* *my-client-signature*
(let ((sig (server:mk-signature)))
(set! *my-client-signature* sig)
*my-client-signature*)))
;;
(define (server:client-connect host port)
(debug:print 3 "client-connect " host ":" port)
(let ((connect-ok #f)
(zmq-socket (make-socket 'req))
(conurl (server:make-server-url (list host port))))
(if (socket? zmq-socket)
(begin
(connect-socket zmq-socket conurl)
zmq-socket))
(close-socket zmq-socket)
;; (close-socket zmq-socket)
ok))
;; Do all the connection work, start a server if not already running
(define (server:client-setup #!key (numtries 10))
(if (not *toppath*)(setup-for-run))
(let ((hostinfo (open-run-close tasks:get-best-server tasks:open-db)))
(if hostinfo
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(sleep 10)
(server:client-setup numtries: (- numtries 1)))
(debug:print-info 1 "Too many retries, giving up")))))
(define (server:launch)
(let* ((toppath (setup-for-run)))
(debug:print-info 0 "Starting the standalone server")
(let ((hostinfo (open-run-close tasks:get-best-server tasks:open-db)))
(if hostinfo
(debug:print-info 1 "NOT starting new server, one is already running on " (car hostinfo) ":" (cadr hostinfo))
(if *toppath*
(let* ((th2 (make-thread (lambda ()
(server:run (args:get-arg "-server"))))))
;; (th3 (make-thread (lambda ()
;; (server:keep-running)))))
(thread-start! th2)
;; (thread-start! th3)
(set! *didsomething* #t)
(thread-join! th2))
(debug:print 0 "ERROR: Failed to setup for megatest"))))
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