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spiffy-request-vars uri-common intarweb directory-utils)
(declare (unit client))
(declare (uses common))
(declare (uses db))
(declare (uses tasks)) ;; tasks are where stuff is maintained about what is running.
(declare (uses commonmod))
(import commonmod)
(include "common_records.scm")
(include "db_records.scm")
;; client:get-signature
(define (client:get-signature)
(if *my-client-signature* *my-client-signature*
(let ((sig (conc (get-host-name) " " (current-process-id))))
(set! *my-client-signature* sig)
*my-client-signature*)))
;; Not currently used! But, I think it *should* be used!!!
(define (client:logout serverdat)
(let ((ok (and (socket? serverdat)
(cdb:logout serverdat *toppath* (client:get-signature)))))
ok))
(define (client:connect iface port)
(case (server:get-transport)
((rpc) (rpc:client-connect iface port))
((http) (http:client-connect iface port))
((zmq) (zmq:client-connect iface port))
(else (rpc:client-connect iface port))))
(case (server:get-transport)
((rpc) (rpc-transport:client-setup remaining-tries: remaining-tries failed-connects: failed-connects)) ;;(client:setup-rpc run-id))
((http)(client:setup-http areapath remaining-tries: remaining-tries failed-connects: failed-connects))
(else (rpc-transport:client-setup remaining-tries: remaining-tries failed-connects: failed-connects)))) ;; (client:setup-rpc run-id))))
;; lookup_server, need to remove *runremote* stuff
;; lookup_server, need to remove *runremote* stuff -> replace with *alldat* for now
;;
(define (client:setup-http areapath #!key (remaining-tries 100) (failed-connects 0)(area-dat #f))
(define (client:setup-http runremote areapath #!key (remaining-tries 100) (failed-connects 0)) ;; (area-dat #f))
(debug:print-info 2 *default-log-port* "client:setup remaining-tries=" remaining-tries)
(server:start-and-wait areapath)
(if (<= remaining-tries 0)
(begin
(debug:print-error 0 *default-log-port* "failed to start or connect to server")
(exit 1))
;;
;; Alternatively here, we can get the list of candidate servers and work our way
;; through them searching for a good one.
;;
(let* ((server-dat (server:get-rand-best areapath)) ;; (server:get-first-best areapath))
(let* ((server-dat (server:get-rand-best areapath))) ;; (server:get-first-best areapath))
(runremote (or area-dat *runremote*)))
(client:setup-http areapath remaining-tries: (- remaining-tries 1))
(client:setup-http runremote areapath remaining-tries: (- remaining-tries 1))
(let ((host (cadr server-dat))
(port (caddr server-dat)))
(debug:print-info 4 *default-log-port* "client:setup server-dat=" server-dat ", remaining-tries=" remaining-tries)
(if (and (not area-dat)
(not *runremote*))
(set! *runremote* (make-remote)))
(let ((runremote (or area-dat *runremote*))) ;; it might have been generated only a few statements ago
(remote-conndat-set! runremote start-res) ;; (hash-table-set! runremote run-id start-res)
(begin
(alldat-conndat-set! runremote start-res)
(debug:print-info 2 *default-log-port* "connected to " (http-transport:server-dat-make-url start-res))
start-res)
(begin ;; login failed but have a server record, clean out the record and try again
(debug:print-info 0 *default-log-port* "client:setup, login unsuccessful, will attempt to start server ... start-res=" start-res ", server-dat=" server-dat) ;; had runid. Fixes part of Randy;s ticket 1405717332
(case *transport-type*
((http)(http-transport:close-connections)))
(remote-conndat-set! runremote #f) ;; (hash-table-delete! runremote run-id)
(alldat-conndat-set! runremote #f) ;; (hash-table-delete! runremote run-id)
(thread-sleep! 1)
(client:setup-http areapath remaining-tries: (- remaining-tries 1))
(client:setup-http runremote areapath remaining-tries: (- remaining-tries 1))
)))
(begin ;; no server registered
;; (server:kind-run areapath)
(server:start-and-wait areapath)
(debug:print-info 0 *default-log-port* "client:setup, no server registered, remaining-tries=" remaining-tries)
(thread-sleep! 1) ;; (+ 5 (random (- 20 remaining-tries)))) ;; give server a little time to start up, randomize a little to avoid start storms.
(client:setup-http areapath remaining-tries: (- remaining-tries 1)))))))))
(client:setup-http runremote areapath remaining-tries: (- remaining-tries 1)))))))))
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