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#t)
#f))))
;; cmd is a symbol
;; vars is a json string encoding the parameters for the call
;;
(define (rmt:send-receive cmd rid params)
;; clean out old connections
(mutex-lock! *db-multi-sync-mutex*)
(let ((expire-time (- (current-seconds) 60)))
(for-each
(lambda (run-id)
(let ((connection (hash-table-ref/default *runremote* run-id #f)))
(if ;; (and connection
(< (http-transport:server-dat-get-last-access connection) expire-time) ; )
(begin
(debug:print-info 0 "Discarding connection to server for run-id " run-id ", too long between accesses")
(hash-table-delete! *runremote* run-id)))))
(hash-table-keys *runremote*)))
(mutex-unlock! *db-multi-sync-mutex*)
(let* ((run-id (if rid rid 0))
(connection-info (let ((cinfo (hash-table-ref/default *runremote* run-id #f)))
(if cinfo
cinfo
;; NB// can cache the answer for server running for 10 seconds ...
;; ;; (and (not (rmt:write-frequency-over-limit? cmd run-id))
(if (tasks:server-running-or-starting? (tasks:get-db) run-id)
(let ((res (client:setup run-id)))
(if res
(hash-table-ref/default *runremote* run-id #f) ;; client:setup filled this in (hopefully)
#f))
#f))))
(jparams (db:obj->string params)))
(if connection-info
(let ((res (http-transport:client-api-send-receive run-id connection-info cmd jparams)))
(http-transport:server-dat-update-last-access connection-info)
(if res
(db:string->obj res)
(let ((new-connection-info (client:setup run-id)))
(debug:print 0 "WARNING: Communication failed, trying call to http-transport:client-api-send-receive again.")
(rmt:send-receive cmd run-id params))))
(let ((max-avg-qry (string->number (or (configf:lookup *configdat* "server" "server-query-threshold") "800"))))
(let ((max-avg-qry (string->number (or (configf:lookup *configdat* "server" "server-query-threshold") "-1"))))
(debug:print-info 4 "no server and read-only query, bypassing normal channel")
;; (if (rmt:write-frequency-over-limit? cmd run-id)(server:kind-run run-id))
(let ((curr-max (rmt:get-max-query-average)))
(if (> (cdr curr-max) max-avg-qry)
(begin
(debug:print-info 3 "Max average query, " (inexact->exact (round (cdr curr-max))) "ms (" (car curr-max) ") exceeds " max-avg-qry ", try starting server ...")
(server:kind-run run-id))))
(rmt:open-qry-close-locally cmd run-id params)))))
(define (rmt:update-db-stats rawcmd params duration)
(mutex-lock! *db-stats-mutex*)
(handle-exceptions
exn
(begin
(debug:print 0 "WARNING: stats collection failed in update-db-stats")
(debug:print 0 " message: " ((condition-property-accessor 'exn 'message) exn))
(print "exn=" (condition->list exn))
#f) ;; if this fails we don't care, it is just stats
(let* ((cmd (if (eq? rawcmd 'general-call) (car params) rawcmd))
(stat-vec (hash-table-ref/default *db-stats* cmd #f)))
(if (not stat-vec)
(let ((newvec (vector 0 0)))
(hash-table-set! *db-stats* cmd newvec)
(set! stat-vec newvec)))
(vector-set! stat-vec 0 (+ (vector-ref stat-vec 0) 1))
(vector-set! stat-vec 1 (+ (vector-ref stat-vec 1) duration)))
(let* ((cmd (if (eq? rawcmd 'general-call) (car params) rawcmd))
(stat-vec (hash-table-ref/default *db-stats* cmd #f)))
(if (not stat-vec)
(let ((newvec (vector 0 0)))
(hash-table-set! *db-stats* cmd newvec)
(set! stat-vec newvec)))
(vector-set! stat-vec 0 (+ (vector-ref stat-vec 0) 1))
(vector-set! stat-vec 1 (+ (vector-ref stat-vec 1) duration))))
(mutex-unlock! *db-stats-mutex*))
(define (rmt:print-db-stats)
(let ((fmtstr "~40a~7-d~9-d~20,2-f")) ;; "~20,2-f"
(debug:print 18 "DB Stats\n========")
(debug:print 18 (format #f "~40a~8a~10a~10a" "Cmd" "Count" "TotTime" "Avg"))
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(cons newmax-cmd currmax)
(cons 'none 0))
(loop (car tal)(cdr tal) newmax-cmd currmax)))))))
(mutex-unlock! *db-stats-mutex*)
res))
(define (rmt:open-qry-close-locally cmd run-id params)
(let* ((dbdir (conc (configf:lookup *configdat* "setup" "linktree") "/.db"))
(dbstruct-local (if *dbstruct-db*
(let ((db (make-dbr:dbstruct path: dbdir local: #t)))
(db (make-dbr:dbstruct path: dbdir local: #t)))
(set! *dbstruct-db* db)
db)))
(db-file-path (db:dbfile-path 0)))
;; (read-only (not (file-read-access? db-file-path)))
(let* ((start (current-milliseconds))
(res (api:execute-requests dbstruct-local (symbol->string cmd) params))
(duration (- (current-milliseconds) start)))
(rmt:update-db-stats cmd params duration)
;; mark this run as dirty if this was a write
(if (not (member cmd api:read-only-queries))
(let ((start-time (current-seconds)))
(mutex-lock! *db-multi-sync-mutex*)
(let ((last-sync (hash-table-ref/default *db-local-sync* run-id 0)))
(if (not (hash-table-ref/default *db-local-sync* run-id #f))
(if (> (- start-time last-sync) 5) ;; every five seconds
(begin
(db:multi-db-sync (list run-id) 'new2old)
(debug:print-info 0 "Sync of newdb to olddb for run-id " run-id " completed in " (- (current-seconds) start-time) " seconds")
(hash-table-set! *db-local-sync* run-id start-time))))
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(define (rmt:get-test-id run-id testname item-path)
(rmt:send-receive 'get-test-id run-id (list run-id testname item-path)))
(define (rmt:get-test-info-by-id run-id test-id)
(if (and (number? run-id)(number? test-id))
(rmt:send-receive 'get-test-info-by-id run-id (list run-id test-id))
(begin
(debug:print 0 "ERROR: Bad data handed to rmt:get-test-info-by-id run-id=" run-id ", test-id=" test-id)
(debug:print 0 "WARNING: Bad data handed to rmt:get-test-info-by-id run-id=" run-id ", test-id=" test-id)
(print-call-chain)
#f)))
(define (rmt:test-get-rundir-from-test-id run-id test-id)
(rmt:send-receive 'test-get-rundir-from-test-id run-id (list run-id test-id)))
(define (rmt:open-test-db-by-test-id run-id test-id #!key (work-area #f))
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(define (rmt:get-testinfo-state-status run-id test-id)
(rmt:send-receive 'get-testinfo-state-status run-id (list run-id test-id)))
(define (rmt:test-set-log! run-id test-id logf)
(if (string? logf)(rmt:general-call 'test-set-log run-id logf test-id)))
(define (rmt:test-set-top-process-pid run-id test-id pid)
(rmt:send-receive 'test-set-top-process-pid run-id (list run-id test-id pid)))
(define (rmt:test-get-top-process-pid run-id test-id)
(rmt:send-receive 'test-get-top-process-pid run-id (list run-id test-id)))
(define (rmt:get-run-ids-matching-target keynames target res runname testpatt statepatt statuspatt)
(rmt:send-receive 'get-run-ids-matching-target #f (list keynames target res runname testpatt statepatt statuspatt)))
;; NOTE: This will open and access ALL run databases.
;;
(define (rmt:test-get-paths-matching-keynames-target-new keynames target res testpatt statepatt statuspatt runname)
(let ((run-ids (rmt:get-run-ids-matching-target keynames target res runname testpatt statepatt statuspatt)))
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