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;; (else (debug:print-error 0 *default-log-port* "No known transport set, transport=" transport ", using rpc")
;; (rpc-transport:launch run-id)))))
;;======================================================================
;; S E R V E R U T I L I T I E S
;;======================================================================
;; Get the transport
(define (server:get-transport)
(if *transport-type*
*transport-type*
(let ((ttype (string->symbol
(or (args:get-arg "-transport")
(configf:lookup *configdat* "server" "transport")
"rpc"))))
(set! *transport-type* ttype)
ttype)))
;; Generate a unique signature for this server
(define (server:mk-signature)
(message-digest-string (md5-primitive)
(with-output-to-string
(lambda ()
(write (list (current-directory)
(argv)))))))
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;; (else (debug:print-error 0 *default-log-port* "No known transport set, transport=" transport ", using rpc")
;; (rpc-transport:launch run-id)))))
;;======================================================================
;; S E R V E R U T I L I T I E S
;;======================================================================
;; set global *transport-type* based on -transport switch and serer/transport configuration. default http otherwise.
;; called by launch:setup
(define (server:set-transport)
(let ((ttype (string->symbol
(or (args:get-arg "-transport")
(configf:lookup *configdat* "server" "transport")
"http"))))
(set! *transport-type* ttype)
ttype))
;; Get the transport -- DO NOT call this from client code. In client code, this is run-id sensitive and not a global
(define (server:get-transport)
(if *transport-type*
*transport-type*
(server:set-transport)))
;; Generate a unique signature for this server
(define (server:mk-signature)
(message-digest-string (md5-primitive)
(with-output-to-string
(lambda ()
(write (list (current-directory)
(argv)))))))
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(define (server:try-running run-id)
(if (eq? run-id 0)
(server:run run-id)
(rmt:start-server run-id)))
(define (server:check-if-running run-id)
(let ((tdbdat (tasks:open-db)))
(let loop ((server (tasks:get-server (db:delay-if-busy tdbdat) run-id))
(trycount 0))
(if server
;; note: client:start will set *runremote*. this needs to be changed
;; also, client:start will login to the server, also need to change that.
;;
;; client:start returns #t if login was successful.
;;
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(define (server:try-running run-id)
(if (eq? run-id 0)
(server:run run-id)
(rmt:start-server run-id)))
(define (server:check-if-running run-id)
(let ((tdbdat (tasks:open-db)))
(let loop ((server (tasks:get-server-info (db:delay-if-busy tdbdat) run-id))
(trycount 0))
(if server
;; note: client:start will set *runremote*. this needs to be changed
;; also, client:start will login to the server, also need to change that.
;;
;; client:start returns #t if login was successful.
;;
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(define (server:ping run-id host:port)
(let ((tdbdat (tasks:open-db)))
(let* ((host-port (let ((slst (string-split host:port ":")))
(if (eq? (length slst) 2)
(list (car slst)(string->number (cadr slst)))
#f)))
(toppath (launch:setup))
(server-db-dat (if (not host-port)(tasks:get-server (db:delay-if-busy tdbdat) run-id) #f)))
(if (not run-id)
(begin
(debug:print-error 0 *default-log-port* "must specify run-id when doing ping, -run-id n")
(print "ERROR: No run-id")
(exit 1))
(if (and (not host-port)
(not server-db-dat))
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(define (server:ping run-id host:port)
(let ((tdbdat (tasks:open-db)))
(let* ((host-port (let ((slst (string-split host:port ":")))
(if (eq? (length slst) 2)
(list (car slst)(string->number (cadr slst)))
#f)))
(toppath (launch:setup))
(server-db-dat (if (not host-port)(tasks:get-server-info (db:delay-if-busy tdbdat) run-id) #f)))
(if (not run-id)
(begin
(debug:print-error 0 *default-log-port* "must specify run-id when doing ping, -run-id n")
(print "ERROR: No run-id")
(exit 1))
(if (and (not host-port)
(not server-db-dat))
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(if (eof-object? inl)
(case (string->symbol res)
((NOREPLY) #f)
((LOGIN_OK) #t)
(else #f))
(loop (read-line) inl))))))
(define (server:login toppath)
(lambda (toppath)
(set! *last-db-access* (current-seconds))
(if (equal? *toppath* toppath)
(begin
;; (debug:print-info 2 *default-log-port* "login successful")
#t)
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(if (eof-object? inl)
(case (string->symbol res)
((NOREPLY) #f)
((LOGIN_OK) #t)
(else #f))
(loop (read-line) inl))))))
;; Client will call this procedure on the server via the low-level transport (http/rpc/etc) to verify its toppath matches the server's toppath.
;; A true result means client and server are associated with same megatest instance, share the same megatest.config, etc...) A false result means the client should not talk to this server.
(define (server:login toppath)
(lambda (toppath)
(set! *last-db-access* (current-seconds))
(if (equal? *toppath* toppath)
(begin
;; (debug:print-info 2 *default-log-port* "login successful")
#t)
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