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exn
(begin
(print-error-message exn)
(if (< portnum 9000)
(begin
(debug:print 0 "WARNING: failed to start on portnum: " portnum ", trying next port")
(thread-sleep! 0.1)
(http-transport:try-start-server ipaddrstr (+ portnum 1) server-id))
(print "ERROR: Tried and tried but could not start the server")))
;; any error in following steps will result in a retry
(set! *server-info* (list ipaddrstr portnum))
(open-run-close tasks:server-set-interface-port
tasks:open-db
server-id
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exn
(begin
(print-error-message exn)
(if (< portnum 9000)
(begin
(debug:print 0 "WARNING: failed to start on portnum: " portnum ", trying next port")
(thread-sleep! 0.1)
;; get_next_port goes here
(http-transport:try-start-server ipaddrstr (+ portnum 1) server-id))
(print "ERROR: Tried and tried but could not start the server")))
;; any error in following steps will result in a retry
(set! *server-info* (list ipaddrstr portnum))
(open-run-close tasks:server-set-interface-port
tasks:open-db
server-id
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(thread-start! th1)
(thread-start! th2)
(thread-join! th1)
(thread-terminate! th2)
(debug:print-info 11 "got res=" res)
res)))))
(define (http-transport:client-connect run-id iface port)
(let* ((login-res #f)
(uri-dat (make-request method: 'POST uri: (uri-reference (conc "http://" iface ":" port "/ctrl"))))
(uri-api-dat (make-request method: 'POST uri: (uri-reference (conc "http://" iface ":" port "/api"))))
(serverdat (list iface port uri-dat uri-api-dat)))
(hash-table-set! *runremote* run-id serverdat) ;; may or may not be good ...
(set! login-res (rmt:login run-id))
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(thread-start! th1)
(thread-start! th2)
(thread-join! th1)
(thread-terminate! th2)
(debug:print-info 11 "got res=" res)
res)))))
;;
;; connect
;;
(define (http-transport:client-connect run-id iface port)
(let* ((login-res #f)
(uri-dat (make-request method: 'POST uri: (uri-reference (conc "http://" iface ":" port "/ctrl"))))
(uri-api-dat (make-request method: 'POST uri: (uri-reference (conc "http://" iface ":" port "/api"))))
(serverdat (list iface port uri-dat uri-api-dat)))
(hash-table-set! *runremote* run-id serverdat) ;; may or may not be good ...
(set! login-res (rmt:login run-id))
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(tdb (tasks:open-db))
(server-timeout (let ((tmo (config-lookup *configdat* "server" "timeout")))
(if (and (string? tmo)
(string->number tmo))
(* 60 60 (string->number tmo))
;; default to three days
(* 3 24 60 60)))))
(tasks:server-set-state! tdb server-id "running")
(let loop ((count 0))
;; Use this opportunity to sync the inmemdb to db
(let ((start-time (current-milliseconds))
(sync-time #f)
(rem-time #f))
(if *inmemdb* (db:sync-touched *inmemdb* force-sync: #t))
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(tdb (tasks:open-db))
(server-timeout (let ((tmo (config-lookup *configdat* "server" "timeout")))
(if (and (string? tmo)
(string->number tmo))
(* 60 60 (string->number tmo))
;; default to three days
(* 3 24 60 60)))))
;;
;; set_running
;;
(tasks:server-set-state! tdb server-id "running")
(let loop ((count 0))
;; Use this opportunity to sync the inmemdb to db
(let ((start-time (current-milliseconds))
(sync-time #f)
(rem-time #f))
(if *inmemdb* (db:sync-touched *inmemdb* force-sync: #t))
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(begin
(debug:print-info 0 "interface changed, refreshing iface and port info")
(set! iface (car sdat))
(set! port (cadr sdat))))
;; NOTE: Get rid of this mechanism! It really is not needed...
;; (open-run-close tasks:server-update-heartbeat tasks:open-db spid)
(tasks:server-update-heartbeat tdb server-id)
;; (if ;; (or (> numrunning 0) ;; stay alive for two days after last access
;; Transfer *last-db-access* to last-access to use in checking that we are still alive
(mutex-lock! *heartbeat-mutex*)
(set! last-access *last-db-access*)
(mutex-unlock! *heartbeat-mutex*)
;; (debug:print 11 "last-access=" last-access ", server-timeout=" server-timeout)
(if (and *server-run*
(> (+ last-access server-timeout)
(current-seconds)))
(begin
(debug:print-info 0 "Server continuing, seconds since last db access: " (- (current-seconds) last-access))
(loop 0))
(begin
(debug:print-info 0 "Starting to shutdown the server.")
;; need to delete only *my* server entry (future use)
(set! *time-to-exit* #t)
(if *inmemdb* (db:sync-touched *inmemdb* force-sync: #t))
( tasks:server-set-state! tdb server-id "shutting-down")
(thread-sleep! 5)
(debug:print-info 0 "Max cached queries was " *max-cache-size*)
(debug:print-info 0 "Number of cached writes " *number-of-writes*)
(debug:print-info 0 "Average cached write time "
(if (eq? *number-of-writes* 0)
"n/a (no writes)"
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(begin
(debug:print-info 0 "interface changed, refreshing iface and port info")
(set! iface (car sdat))
(set! port (cadr sdat))))
;; NOTE: Get rid of this mechanism! It really is not needed...
;; (open-run-close tasks:server-update-heartbeat tasks:open-db spid)
;;
;; NOT USED ANY MORE
;;
;; (tasks:server-update-heartbeat tdb server-id)
;; (if ;; (or (> numrunning 0) ;; stay alive for two days after last access
;; Transfer *last-db-access* to last-access to use in checking that we are still alive
(mutex-lock! *heartbeat-mutex*)
(set! last-access *last-db-access*)
(mutex-unlock! *heartbeat-mutex*)
;; (debug:print 11 "last-access=" last-access ", server-timeout=" server-timeout)
;;
;; no_traffic
;;
(if (and *server-run*
(> (+ last-access server-timeout)
(current-seconds)))
(begin
(debug:print-info 0 "Server continuing, seconds since last db access: " (- (current-seconds) last-access))
(loop 0))
(begin
(debug:print-info 0 "Starting to shutdown the server.")
;; need to delete only *my* server entry (future use)
(set! *time-to-exit* #t)
(if *inmemdb* (db:sync-touched *inmemdb* force-sync: #t))
;;
;; start_shutdown
;;
( tasks:server-set-state! tdb server-id "shutting-down")
(thread-sleep! 5)
(debug:print-info 0 "Max cached queries was " *max-cache-size*)
(debug:print-info 0 "Number of cached writes " *number-of-writes*)
(debug:print-info 0 "Average cached write time "
(if (eq? *number-of-writes* 0)
"n/a (no writes)"
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*number-non-write-queries*))
" ms")
(debug:print-info 0 "Server shutdown complete. Exiting")
(tasks:server-delete-record! tdb server-id)
(exit))))))
;; all routes though here end in exit ...
(define (http-transport:launch run-id)
(set! *run-id* run-id)
(if (not *toppath*)
(if (not (setup-for-run))
(begin
(debug:print 0 "ERROR: cannot find megatest.config, exiting")
(exit))))
(debug:print-info 2 "Starting the standalone server")
(if (args:get-arg "-daemonize")
(daemon:ize))
(let ((server-id (open-run-close tasks:server-lock-slot tasks:open-db run-id)))
(if (not server-id)
(begin
(debug:print-info 2 "INFO: server pid=" (current-process-id) ", hostname=" (get-host-name) " not starting due to other candidates ahead in start queue")
(open-run-close tasks:server-delete-records-for-this-pid tasks:open-db))
(if *toppath*
(let* ((th2 (make-thread (lambda ()
(http-transport:run
(if (args:get-arg "-server")
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*number-non-write-queries*))
" ms")
(debug:print-info 0 "Server shutdown complete. Exiting")
(tasks:server-delete-record! tdb server-id)
(exit))))))
;; all routes though here end in exit ...
;;
;; start_server?
;;
(define (http-transport:launch run-id)
(set! *run-id* run-id)
(if (not *toppath*)
(if (not (setup-for-run))
(begin
(debug:print 0 "ERROR: cannot find megatest.config, exiting")
(exit))))
(debug:print-info 2 "Starting the standalone server")
(if (args:get-arg "-daemonize")
(daemon:ize))
;;
;; set_available
;;
(let ((server-id (open-run-close tasks:server-lock-slot tasks:open-db run-id)))
(if (not server-id)
;;
;; remove_dead_entry?
;;
(begin
(debug:print-info 2 "INFO: server pid=" (current-process-id) ", hostname=" (get-host-name) " not starting due to other candidates ahead in start queue")
(open-run-close tasks:server-delete-records-for-this-pid tasks:open-db))
(if *toppath*
(let* ((th2 (make-thread (lambda ()
(http-transport:run
(if (args:get-arg "-server")
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