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(declare (uses db))
(declare (uses tests))
(declare (uses tasks)) ;; tasks are where stuff is maintained about what is running.
(declare (uses server))
;; (declare (uses daemon))
(declare (uses portlogger))
(declare (uses rmt))
(declare (uses dbfile))
(include "common_records.scm")
(include "db_records.scm")
(include "js-path.scm")
(import dbfile)
(require-library stml)
(define (http-transport:make-server-url hostport)
(if (not hostport)
#f
(conc "http://" (car hostport) ":" (cadr hostport))))
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;; 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 *dbstruct-db* $) ;; the $ is the request vars proc
(send-response body: (api:process-request *dbstruct-dbs* $) ;; the $ is the request vars proc
headers: '((content-type text/plain)))
(mutex-lock! *heartbeat-mutex*)
(set! *db-last-access* (current-seconds))
(mutex-unlock! *heartbeat-mutex*))
((equal? (uri-path (request-uri (current-request)))
'(/ ""))
(send-response body: (http-transport:main-page)))
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;; any error in following steps will result in a retry
(set! *server-info* (list ipaddrstr portnum))
(debug:print 0 *default-log-port* "INFO: Trying to start server on " ipaddrstr ":" portnum)
;; This starts the spiffy server
;; NEED WAY TO SET IP TO #f TO BIND ALL
;; (start-server bind-address: ipaddrstr port: portnum)
(if config-hostname ;; this is a hint to bind directly
(start-server port: portnum bind-address: (if (equal? config-hostname "-")
ipaddrstr
config-hostname))
(start-server port: portnum) ;; bind-address: (if (equal? config-hostname "-")
;; ipaddrstr
;; config-hostname))
(start-server port: portnum))
(portlogger:open-run-close portlogger:set-port portnum "released")
(debug:print 1 *default-log-port* "INFO: server has been stopped"))))
;;======================================================================
;; S E R V E R U T I L I T I E S
;;======================================================================
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;;
(define (http-transport:client-connect iface port server-id)
(let* ((api-url (conc "http://" iface ":" port "/api"))
(api-uri (uri-reference (conc "http://" iface ":" port "/api")))
(api-req (make-request method: 'POST uri: api-uri))
(server-dat (vector iface port api-uri api-url api-req (current-seconds) server-id)))
server-dat))
;; 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)
;; 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 *default-log-port* "Starting the sync-back, keep alive thread in server")
(let* ((sdat #f)
(no-sync-db (db:open-no-sync-db))
(tmp-area (common:get-db-tmp-area))
(started-file (conc tmp-area "/.server-started"))
(server-start-time (current-seconds))
(server-info (let loop ((start-time (current-seconds))
(changed #t)
(last-sdat "not this"))
(begin ;; let ((sdat #f))
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(debug:print 0 *default-log-port* "Failed to create " started-file ", exn=" exn)
(with-output-to-file started-file (lambda ()(print (current-process-id)))))
(let loop ((count 0)
(server-state 'available)
(bad-sync-count 0)
(start-time (current-milliseconds)))
;; Use this opportunity to sync the tmp db to megatest.db
(if (not server-going) ;; *dbstruct-db*
(if (not server-going) ;; *dbstruct-dbs*
(begin
(debug:print 0 *default-log-port* "SERVER: dbprep")
(set! *dbstruct-db* (db:setup #t)) ;; run-id))
(set! *dbstruct-dbs* (db:setup #t)) ;; run-id)) FIXME!!!
(set! server-going #t)
(debug:print 0 *default-log-port* "SERVER: running, megatest version: " (common:get-full-version)) ;; NOTE: the server is NOT yet marked as running in the log. We do that in the keep-running routine.
(thread-start! *watchdog*)))
;; (thread-start! *watchdog*)
)
(if no-sync-db
(begin
(debug:print 0 *default-log-port* "keep-running calling db:all-db-sync at " (time->string (seconds->local-time) "%H:%M:%S"))
(db:all-db-sync *dbstruct-dbs*)
;; (db:do-sync no-sync-db)
;; (db:run-lock-and-sync *no-sync-db*)
)
)
)
;; when things go wrong we don't want to be doing the various queries too often
;; so we strive to run this stuff only every four seconds or so.
(let* ((sync-time (- (current-milliseconds) start-time))
(rem-time (quotient (- 4000 sync-time) 1000)))
(if (and (<= rem-time 4)
(> rem-time 0))
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(let ((new-iface (car sdat))
(new-port (cadr sdat)))
(debug:print-info 0 *default-log-port* "WARNING: interface changed, refreshing iface and port info")
(set! iface new-iface)
(set! port new-port)
(if (not *server-id*)
(set! *server-id* (server:mk-signature)))
(debug:print 0 *default-log-port* (current-seconds) (current-directory) (current-process-id) (argv))
(set! *server-id* (server:mk-signature)))
(debug:print 0 *default-log-port* (current-seconds) (current-directory) (current-process-id) (argv))
(debug:print 0 *default-log-port* "SERVER STARTED: " iface ":" port " AT " (current-seconds) " server-id: " *server-id*)
(flush-output *default-log-port*)))
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