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(link-tree-path (configf:lookup *configdat* "setup" "linktree")))
;; (set! db *inmemdb*)
(debug:print-info 0 "portlogger recommended port: " start-port)
(root-path (if link-tree-path
link-tree-path
(current-directory))) ;; WARNING: SECURITY HOLE. FIX ASAP!
(handle-directory spiffy-directory-listing)
;; http-transport:handle-directory) ;; simple-directory-handler)
;; Setup the web server and a /ctrl interface
;;
(vhost-map `(((* any) . ,(lambda (continue)
;; open the db on the first call
;; This is were we set up the database connections
(let* (($ (request-vars source: 'both))
(dat ($ 'dat))
(res #f))
(cond
((equal? (uri-path (request-uri (current-request)))
'(/ "api"))
(send-response body: (api:process-request *inmemdb* $) ;; the $ is the request vars proc
headers: '((content-type text/plain)))
(mutex-lock! *heartbeat-mutex*)
(set! *last-db-access* (current-seconds))
(mutex-unlock! *heartbeat-mutex*))
;; This is the /ctrl path where data is handed to the server and
;; responses
;; ((equal? (uri-path (request-uri (current-request)))
;; '(/ "ctrl"))
;; (let* ((packet (db:string->obj dat))
;; (qtype (cdb:packet-get-qtype packet)))
;; (debug:print-info 12 "server=> received packet=" packet)
;; (if (not (member qtype '(sync ping)))
;; (begin
;; (mutex-lock! *heartbeat-mutex*)
;; (set! *last-db-access* (current-seconds))
;; (mutex-unlock! *heartbeat-mutex*)))
;; ;; (mutex-lock! *db:process-queue-mutex*) ;; trying a mutex
;; ;; (set! res (open-run-close db:process-queue-item open-db packet))
;; (set! res (db:process-queue-item db packet))
;; ;; (mutex-unlock! *db:process-queue-mutex*)
;; (debug:print-info 11 "Return value from db:process-queue-item is " res)
;; (send-response body: (conc "<head>ctrl data</head>\n<body>"
;; res
;; "</body>")
;; headers: '((content-type text/plain)))))
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(link-tree-path (configf:lookup *configdat* "setup" "linktree")))
;; (set! db *inmemdb*)
(debug:print-info 0 "portlogger recommended port: " start-port)
(root-path (if link-tree-path
link-tree-path
(current-directory))) ;; WARNING: SECURITY HOLE. FIX ASAP!
(handle-directory spiffy-directory-listing)
(handle-exception (lambda (exn chain)
(signal (make-composite-condition
(make-property-condition
'server
'message "server error")))))
;; http-transport:handle-directory) ;; simple-directory-handler)
;; Setup the web server and a /ctrl interface
;;
(vhost-map `(((* any) . ,(lambda (continue)
;; open the db on the first call
;; This is were we set up the database connections
(let* (($ (request-vars source: 'both))
(dat ($ 'dat))
(res #f))
(cond
((equal? (uri-path (request-uri (current-request)))
'(/ "api"))
(send-response body: (api:process-request *inmemdb* $) ;; the $ is the request vars proc
headers: '((content-type text/plain)))
(mutex-lock! *heartbeat-mutex*)
(set! *last-db-access* (current-seconds))
(mutex-unlock! *heartbeat-mutex*))
((equal? (uri-path (request-uri (current-request)))
'(/ ""))
(send-response body: (http-transport:main-page)))
((equal? (uri-path (request-uri (current-request)))
'(/ "runs"))
(send-response body: (http-transport:main-page)))
((equal? (uri-path (request-uri (current-request)))
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(define (http-transport:client-api-send-receive run-id serverdat cmd params #!key (numretries 3))
(let* ((fullurl (if (vector? serverdat)
(http-transport:server-dat-get-api-req serverdat)
(begin
(debug:print 0 "FATAL ERROR: http-transport:client-api-send-receive called with no server info")
(exit 1))))
(res #f)
(success #t))
(handle-exceptions
exn
(if (> numretries 0)
(begin
(mutex-unlock! *http-mutex*)
(thread-sleep! 1)
(handle-exceptions
exn
(debug:print 0 "WARNING: closing connections failed. Server at " fullurl " almost certainly dead")
(close-all-connections!))
(debug:print 0 "WARNING: Failed to communicate with server, trying again, numretries left: " numretries)
(http-transport:client-api-send-receive run-id serverdat cmd params numretries: (- numretries 1)))
(begin
(mutex-unlock! *http-mutex*)
(tasks:kill-server-run-id run-id)
#f))
(begin
(handle-exceptions
exn
(begin
(set! success #f)
(debug:print 0 "WARNING: failure in with-input-from-request to " fullurl ". Killing associated server to allow clean retry.")
(debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
(hash-table-delete! *runremote* run-id)
;; (tasks:kill-server-run-id run-id) ;; better to kill the server in the logic that called this routine.
#f)
(with-input-from-request ;; was dat
fullurl
(list (cons 'key "thekey")
(cons 'cmd cmd)
(cons 'params params))
read-string))))
;; Shouldn't this be a call to the managed call-all-connections stuff above?
(close-all-connections!)
(mutex-unlock! *http-mutex*)
))
(time-out (lambda ()
(thread-sleep! 45)
#f))
(th1 (make-thread send-recieve "with-input-from-request"))
(th2 (make-thread time-out "time out")))
(thread-start! th1)
(thread-start! th2)
(thread-join! th1)
(thread-terminate! th2)
(debug:print-info 11 "got res=" res)
res)))))
;; careful closing of connections stored in *runremote*
;;
(define (http-transport:close-connections run-id)
(let* ((server-dat (hash-table-ref/default *runremote* run-id #f)))
(if (vector? server-dat)
(let ((api-dat (http-transport:server-dat-get-api-uri server-dat)))
(close-connection! api-dat)
#t)
#f)))
(define (make-http-transport:server-dat)(make-vector 5))
(define (http-transport:server-dat-get-iface vec) (vector-ref vec 0))
(define (http-transport:server-dat-get-port vec) (vector-ref vec 1))
(define (http-transport:server-dat-get-api-uri vec) (vector-ref vec 2))
(define (http-transport:server-dat-get-api-url vec) (vector-ref vec 3))
(define (http-transport:server-dat-get-api-req vec) (vector-ref vec 4))
(define (http-transport:server-dat-get-last-access vec) (vector-ref vec 5))
(define (http-transport:server-dat-make-url vec)
(if (and (http-transport:server-dat-get-iface vec)
(http-transport:server-dat-get-port vec))
(conc "http://"
(http-transport:server-dat-get-iface vec)
":"
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(define (http-transport:client-api-send-receive run-id serverdat cmd params #!key (numretries 3))
(let* ((fullurl (if (vector? serverdat)
(http-transport:server-dat-get-api-req serverdat)
(begin
(debug:print 0 "FATAL ERROR: http-transport:client-api-send-receive called with no server info")
(exit 1))))
(res #f)
(success #t)
(sparams (db:obj->string params transport: 'http)))
;; (condition-case
;; handle-exceptions
;; exn
;; (if (> numretries 0)
;; (begin
;; (mutex-unlock! *http-mutex*)
;; (thread-sleep! 1)
;; (handle-exceptions
;; exn
;; (debug:print 0 "WARNING: closing connections failed. Server at " fullurl " almost certainly dead")
;; (close-all-connections!))
;; (debug:print 0 "WARNING: Failed to communicate with server, trying again, numretries left: " numretries)
;; (http-transport:client-api-send-receive run-id serverdat cmd sparams numretries: (- numretries 1)))
;; (begin
;; (mutex-unlock! *http-mutex*)
;; (tasks:kill-server-run-id run-id)
;; #f))
;; (begin
(debug:print-info 11 "fullurl=" fullurl ", cmd=" cmd ", params=" params ", run-id=" run-id "\n")
;; set up the http-client here
(max-retry-attempts 1)
;; consider all requests indempotent
(retry-request? (lambda (request)
#f))
;; send the data and get the response
;; extract the needed info from the http data and
;; process and return it.
(let* ((send-recieve (lambda ()
(mutex-lock! *http-mutex*)
;; (condition-case (with-input-from-request "http://localhost"; #f read-lines)
;; ((exn http client-error) e (print e)))
(set! res (vector
success
(db:string->obj
(handle-exceptions
exn
(begin
(set! success #f)
(debug:print 0 "WARNING: failure in with-input-from-request to " fullurl ".")
(debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
(hash-table-delete! *runremote* run-id)
;; Killing associated server to allow clean retry.")
(tasks:kill-server-run-id run-id) ;; better to kill the server in the logic that called this routine?
;; (signal (make-composite-condition
;; (make-property-condition 'commfail 'message "failed to connect to server")))
"communications failed")
(with-input-from-request ;; was dat
fullurl
(list (cons 'key "thekey")
(cons 'cmd cmd)
(cons 'params sparams))
read-string))
transport: 'http)))
;; Shouldn't this be a call to the managed call-all-connections stuff above?
(close-all-connections!)
(mutex-unlock! *http-mutex*)
))
(time-out (lambda ()
(thread-sleep! 45)
#f))
(th1 (make-thread send-recieve "with-input-from-request"))
(th2 (make-thread time-out "time out")))
(thread-start! th1)
(thread-start! th2)
(thread-join! th1)
(thread-terminate! th2)
(debug:print-info 11 "got res=" res)
(if (vector? res)
(if (vector-ref res 0)
res
(begin ;; note: this code also called in nmsg-transport - consider consolidating it
(debug:print 0 "ERROR: error occured at server, info=" (vector-ref res 2))
(debug:print 0 " client call chain:")
(print-call-chain (current-error-port))
(debug:print 0 " server call chain:")
(pp (vector-ref res 1) (current-error-port))
(signal (vector-ref result 0))))
(signal (make-composite-condition
(make-property-condition
'timeout
'message "nmsg-transport:client-api-send-receive-raw timed out talking to server")))))))
;; careful closing of connections stored in *runremote*
;;
(define (http-transport:close-connections run-id)
(let* ((server-dat (hash-table-ref/default *runremote* run-id #f)))
(if (vector? server-dat)
(let ((api-dat (http-transport:server-dat-get-api-uri server-dat)))
(close-connection! api-dat)
#t)
#f)))
(define (make-http-transport:server-dat)(make-vector 6))
(define (http-transport:server-dat-get-iface vec) (vector-ref vec 0))
(define (http-transport:server-dat-get-port vec) (vector-ref vec 1))
(define (http-transport:server-dat-get-api-uri vec) (vector-ref vec 2))
(define (http-transport:server-dat-get-api-url vec) (vector-ref vec 3))
(define (http-transport:server-dat-get-api-req vec) (vector-ref vec 4))
(define (http-transport:server-dat-get-last-access vec) (vector-ref vec 5))
(define (http-transport:server-dat-get-socket vec) (vector-ref vec 6))
(define (http-transport:server-dat-make-url vec)
(if (and (http-transport:server-dat-get-iface vec)
(http-transport:server-dat-get-port vec))
(conc "http://"
(http-transport:server-dat-get-iface vec)
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;; run http-transport:keep-running in a parallel thread to monitor that the db is being
;; used and to shutdown after sometime if it is not.
;;
(define (http-transport:keep-running server-id run-id)
;; if none running or if > 20 seconds since
;; server last used then start shutdown
;; This thread waits for the server to come alive
(let* ((tdbdat (tasks:open-db))
(server-info (let loop ((start-time (current-seconds))
(changed #t)
(last-sdat "not this"))
(let ((sdat #f))
(thread-sleep! 0.01)
(debug:print-info 0 "Waiting for server alive signature")
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;; run http-transport:keep-running in a parallel thread to monitor that the db is being
;; used and to shutdown after sometime if it is not.
;;
(define (http-transport:keep-running server-id run-id)
;; if none running or if > 20 seconds since
;; server last used then start shutdown
;; This thread waits for the server to come alive
(debug:print-info 0 "Starting the sync-back, keep alive thread in server for run-id=" run-id)
(let* ((tdbdat (tasks:open-db))
(server-info (let loop ((start-time (current-seconds))
(changed #t)
(last-sdat "not this"))
(let ((sdat #f))
(thread-sleep! 0.01)
(debug:print-info 0 "Waiting for server alive signature")
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(exit))
(loop start-time
(equal? sdat last-sdat)
sdat)))))))
(iface (car server-info))
(port (cadr server-info))
(last-access 0)
(server-timeout (let ((tmo (configf:lookup *configdat* "server" "timeout")))
(if (and (string? tmo)
(string->number tmo))
(* 60 60 (string->number tmo))
;; (* 3 24 60 60) ;; default to three days
(* 60 1) ;; default to one minute
;; (* 60 60 25) ;; default to 25 hours
))))
(let loop ((count 0)
(server-state 'available))
;; Use this opportunity to sync the inmemdb to db
(let ((start-time (current-milliseconds))
(sync-time #f)
(rem-time #f))
;; inmemdb is a dbstruct
(if *inmemdb* (db:sync-touched *inmemdb* *run-id* force-sync: #t))
(set! sync-time (- (current-milliseconds) start-time))
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(exit))
(loop start-time
(equal? sdat last-sdat)
sdat)))))))
(iface (car server-info))
(port (cadr server-info))
(last-access 0)
(server-timeout (server:get-timeout)))
(let loop ((count 0)
(server-state 'available))
;; Use this opportunity to sync the inmemdb to db
(let ((start-time (current-milliseconds))
(sync-time #f)
(rem-time #f))
;; inmemdb is a dbstruct
(if *inmemdb* (db:sync-touched *inmemdb* *run-id* force-sync: #t))
(set! sync-time (- (current-milliseconds) start-time))
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;; (debug:print 11 "last-access=" last-access ", server-timeout=" server-timeout)
;;
;; no_traffic, no running tests, if server 0, no running servers
;;
;; (let ((wait-on-running (configf:lookup *configdat* "server" "wait-on-running"))) ;; wait on running tasks (if not true then exit on time out)
;;
(if (and *server-run*
;; (or
;; (and (eq? run-id 0)
;; (> (tasks:num-servers-non-zero-running tdb) 0))
;; (and (not (eq? run-id 0)) ;; only makes sense in non-zero run-id servers
;; (> (db:get-count-tests-actually-running *inmemdb* run-id) 0))
;; ))
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;; (debug:print 11 "last-access=" last-access ", server-timeout=" server-timeout)
;;
;; no_traffic, no running tests, if server 0, no running servers
;;
;; (let ((wait-on-running (configf:lookup *configdat* "server" "wait-on-running"))) ;; wait on running tasks (if not true then exit on time out)
;;
(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))
;;
;; Consider implementing some smarts here to re-insert the record or kill self is
;; the db indicates so
;;
;; (if (tasks:server-am-i-the-server? tdb run-id)
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"Keep running")))
(thread-start! th2)
(thread-sleep! 0.25) ;; give the server time to settle before starting the keep-running monitor.
(thread-start! th3)
(set! *didsomething* #t)
(thread-join! th2)
(exit))))))
(define (http-transport:server-signal-handler signum)
(signal-mask! signum)
(handle-exceptions
exn
(debug:print " ... exiting ...")
(let ((th1 (make-thread (lambda ()
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"Keep running")))
(thread-start! th2)
(thread-sleep! 0.25) ;; give the server time to settle before starting the keep-running monitor.
(thread-start! th3)
(set! *didsomething* #t)
(thread-join! th2)
(exit))))))
(define (http:ping run-id host-port)
(let* ((server-dat (http-transport:client-connect (car host-port)(cadr host-port)))
(login-res (rmt:login-no-auto-client-setup server-dat run-id)))
(if (and (list? login-res)
(car login-res))
(begin
(print "LOGIN_OK")
(exit 0))
(begin
(print "LOGIN_FAILED")
(exit 1)))))
(define (http-transport:server-signal-handler signum)
(signal-mask! signum)
(handle-exceptions
exn
(debug:print " ... exiting ...")
(let ((th1 (make-thread (lambda ()
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