223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
|
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
|
-
+
+
+
-
+
-
-
+
-
-
+
+
-
+
+
+
+
+
+
-
+
+
+
+
+
-
+
-
-
-
-
+
+
|
(if (null? tal)
(if (> tot 10)
(cons newmax-cmd currmax)
(cons 'none 0))
(loop (car tal)(cdr tal) newmax-cmd currmax)))))))
(mutex-unlock! *db-stats-mutex*)
res))
(let* ((dbstruct-local (if *dbstruct-db*
(let* ((dbdir (db:dbfile-path #f)) ;; (conc (configf:lookup *configdat* "setup" "linktree") "/.db"))
(db (make-dbr:dbstruct path: dbdir local: #t)))
(db-file-path (db:dbfile-path 0))
;; (read-only (not (file-read-access? db-file-path)))
(resdat (api:execute-requests dbstruct-local (vector (symbol->string cmd) params)))
(api:execute-requests dbstruct-local (vector (symbol->string cmd) params))
(vector #t '())))
(success (vector-ref resdat 0))
(res (vector-ref resdat 1))
(duration (- (current-milliseconds) start)))
(if (and read-only qry-is-write)
(begin
(debug:print 0 *default-log-port* "ERROR: attempt to write to read-only database ignored. cmd=" cmd)
))
(if (not success)
(if (> remretries 0)
(begin
(debug:print-error 0 *default-log-port* "local query failed. Trying again.")
(thread-sleep! (/ (random 5000) 1000)) ;; some random delay
(rmt:open-qry-close-locally cmd run-id params remretries: (- remretries 1)))
(begin
(debug:print-error 0 *default-log-port* "too many retries in rmt:open-qry-close-locally, giving up")
#f))
(begin
;; (rmt:update-db-stats run-id cmd params duration)
;; mark this run as dirty if this was a write
(if (not (member cmd api:read-only-queries))
(if qry-is-write
(let ((start-time (current-seconds)))
(if (not (or (common:legacy-sync-required)
(common:legacy-sync-recommended))) ;; no sync being done
(common:sync-to-megatest.db 'timestamps) ;; forced full sync based on timestamps
(begin
(mutex-lock! *db-multi-sync-mutex*)
(mutex-lock! *db-multi-sync-mutex*)
;; (if (not (hash-table-ref/default *db-local-sync* run-id #f))
;; just set it every time. Is a write more expensive than a read and does it matter?
(hash-table-set! *db-local-sync* (or run-id 0) start-time) ;; the oldest "write"
(mutex-unlock! *db-multi-sync-mutex*)))
|
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
|
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
|
+
-
+
+
+
+
+
+
+
-
+
+
+
|
;; These require run-id because the values come from the run!
;;
(define (rmt:get-key-val-pairs run-id)
(rmt:send-receive 'get-key-val-pairs run-id (list run-id)))
(define (rmt:get-keys)
(if *db-keys* *db-keys*
(rmt:send-receive 'get-keys #f '()))
(let ((res (rmt:send-receive 'get-keys #f '())))
(set! *db-keys* res)
res)))
;; we don't reuse run-id's (except possibly *after* a db cleanup) so it is safe
;; to cache the resuls in a hash
;;
(define (rmt:get-key-vals run-id)
(or (hash-table-ref/default *keyvals* run-id #f)
(rmt:send-receive 'get-key-vals #f (list run-id)))
(let ((res (rmt:send-receive 'get-key-vals #f (list run-id))))
(hash-table-set! *keyvals* run-id res)
res)))
(define (rmt:get-targets)
(rmt:send-receive 'get-targets #f '()))
(define (rmt:get-target run-id)
(rmt:send-receive 'get-target run-id (list run-id)))
|