Megatest

Changes On Branch v1.5416
Login

Changes In Branch v1.54 Through [16119b4b90] Excluding Merge-Ins

This is equivalent to a diff from a97c05c022 to 16119b4b90

2013-04-28
13:58
Putting released version v1.5417 on trunk check-in: 24d02e85a7 user: matt tags: trunk, v1.5417
2013-04-25
00:06
CHECK now rolls up as FAIL and SKIP rolls up as PASS. Fixed stats on server exit check-in: 08d6116a60 user: matt tags: v1.54
2013-04-23
16:06
Hack to fix the sometimes won't work on some NFS servers problem check-in: 16119b4b90 user: mrwellan tags: v1.54, v1.5416
13:37
Set transport type to fs if fail to connect to server check-in: f6ec489c16 user: mrwellan tags: v1.54
08:06
Released version v1.5415 check-in: a97c05c022 user: mrwellan tags: trunk, v1.5415
2013-04-22
16:38
Fixed issue with server record not reflecting actual server when have port collisions. check-in: 99ca17a0cc user: mrwellan tags: development, v1.5415
2013-04-09
00:17
Added daemon support for server. Also added auto launch of server if not running check-in: dfd75df083 user: matt tags: trunk

Modified http-transport.scm from [c1f69a9798] to [ef46118e7f].

20
21
22
23
24
25
26

27
28
29
30
31
32
33
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34







+







(declare (unit http-transport))

(declare (uses common))
(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))

(include "common_records.scm")
(include "db_records.scm")

(define (http-transport:make-server-url hostport)
  (if (not hostport)
      #f
116
117
118
119
120
121
122
123

124
125
126
127
128
129
130
117
118
119
120
121
122
123

124
125
126
127
128
129
130
131







-
+







(define (http-transport:try-start-server ipaddrstr portnum)
  (handle-exceptions
   exn
   (begin
     (print-error-message exn)
     (if (< portnum 9000)
	 (begin 
	   (print "WARNING: failed to start on portnum: " portnum ", trying next port")
	   (debug:print 0 "WARNING: failed to start on portnum: " portnum ", trying next port")
	   (thread-sleep! 0.1)
	   ;; (open-run-close tasks:remove-server-records tasks:open-db)
	   (open-run-close tasks:server-delete tasks:open-db ipaddrstr portnum)
	   (http-transport:try-start-server ipaddrstr (+ portnum 1)))
	 (print "ERROR: Tried and tried but could not start the server")))
   ;; any error in following steps will result in a retry
   (set! *runremote* (list ipaddrstr portnum))
191
192
193
194
195
196
197

198
199
200
201
202
203
204
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206







+







	(begin
	  (debug:print-info 2 "Logged in and connected to " iface ":" port)
	  (set! *runremote* serverdat)
	  serverdat)
	(begin
	  (debug:print-info 2 "Failed to login or connect to " iface ":" port)
	  (set! *runremote* #f)
	  (set! *transport-type* 'fs)
	  #f))))


;; 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)
214
215
216
217
218
219
220

221

222
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
216
217
218
219
220
221
222
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







+
-
+





-
+














-
+
+

-
+





+
















-
+







                              (begin
                                (sleep 4)
                                (loop))))))
         (iface       (car server-info))
         (port        (cadr server-info))
         (last-access 0)
	 (tdb         (tasks:open-db))
	 (spid        ;;(open-run-close tasks:server-get-server-id tasks:open-db #f iface port #f))
	 (spid        (tasks:server-get-server-id tdb #f iface port #f))
	   (tasks:server-get-server-id tdb #f iface port #f))
	 (server-timeout (let ((tmo (config-lookup  *configdat* "server" "timeout")))
			   (if (and (string? tmo)
				    (string->number tmo))
			       (* 60 60 (string->number tmo))
			       ;; default to three days
			       (* 3 24 60)))))
			       (* 3 24 60 60)))))
    (debug:print-info 2 "server-timeout: " server-timeout ", server pid: " spid " on " iface ":" port)
    (let loop ((count 0))
      (thread-sleep! 4) ;; no need to do this very often
      ;; NB// sync currently does NOT return queue-length
      (let () ;; (queue-len (cdb:client-call server-info 'sync #t 1)))
      ;; (print "Server running, count is " count)
        (if (< count 1) ;; 3x3 = 9 secs aprox
            (loop (+ count 1)))
        
	;; Check that iface and port have not changed (can happen if server port collides)
	(mutex-lock! *heartbeat-mutex*)
	(set! sdat *runremote*)
	(mutex-unlock! *heartbeat-mutex*)

	(if (not (equal? sdat (list iface port)))
	(if (or (not (equal? sdat (list iface port)))
		(not spid))
	    (begin 
	      (debug:print-info 1 "interface changed, refreshing iface and port info")
	      (debug:print-info 0 "interface changed, refreshing iface and port info")
	      (set! iface (car sdat))
	      (set! port  (cadr sdat))
	      (set! spid  (tasks:server-get-server-id tdb #f iface port #f))))

        ;; NOTE: Get rid of this mechanism! It really is not needed...
        ;; (open-run-close tasks:server-update-heartbeat tasks:open-db spid)
        (tasks:server-update-heartbeat tdb spid)
      
        ;; (if ;; (or (> numrunning 0) ;; stay alive for two days after last access
        (mutex-lock! *heartbeat-mutex*)
        (set! last-access *last-db-access*)
        (mutex-unlock! *heartbeat-mutex*)
	;; (debug:print 11 "last-access=" last-access ", server-timeout=" server-timeout)
        (if (> (+ last-access server-timeout)
               (current-seconds))
            (begin
              (debug:print-info 2 "Server continuing, seconds since last db access: " (- (current-seconds) last-access))
              (loop 0))
            (begin
              (debug:print-info 0 "Starting to shutdown the server.")
              ;; need to delete only *my* server entry (future use)
              (set! *time-to-exit* #t)
              (tasks:server-deregister-self tdb (get-host-name))
              (open-run-close tasks:server-deregister-self tasks:open-db (get-host-name))
              (thread-sleep! 1)
              (debug:print-info 0 "Max cached queries was    " *max-cache-size*)
	      (debug:print-info 0 "Number of cached writes   " *number-of-writes*)
	      (debug:print-info 0 "Average cached write time "
				(if (eq? *number-of-writes* 0)
				    "n/a (no writes)"
				    (/ *writes-total-delay*
310
311
312
313
314
315
316

















317
318
319
320
321
322
323
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345







+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+







	      (thread-start! th3)
	      (thread-start! th1)
	      (set! *didsomething* #t)
	      (thread-join! th2))
	    (debug:print 0 "ERROR: Failed to setup for megatest")))
    (exit)))

;; (use trace)
;; (trace http-transport:keep-running 
;;        tasks:server-update-heartbeat
;;        tasks:server-get-server-id)
;;        tasks:get-best-server
;;        http-transport:run
;;        http-transport:launch
;;        http-transport:try-start-server
;;        http-transport:client-send-receive
;;        http-transport:make-server-url
;;        tasks:server-register
;;        tasks:server-delete
;;        start-server
;;        hostname->ip
;;        with-input-from-request
;;        tasks:server-deregister-self)

(define (http-transport:server-signal-handler signum)
  (handle-exceptions
   exn
   (debug:print " ... exiting ...")
   (let ((th1 (make-thread (lambda ()
			     (thread-sleep! 1))
			     ;; (if (not *received-response*)

Modified megatest-version.scm from [24437845eb] to [b0fa89eaee].

1
2
3
4
5
6

7
1
2
3
4
5

6
7





-
+

;; Always use two digit decimal
;; 1.01, 1.02...1.10,1.11 ... 1.99,2.00..

(declare (unit megatest-version))

(define megatest-version 1.5415)
(define megatest-version 1.5416)

Modified tasks.scm from [e04939ec8c] to [4adf87fded].

24
25
26
27
28
29
30
31

32
33
34
35
36
37
38
24
25
26
27
28
29
30

31
32
33
34
35
36
37
38







-
+








(define (tasks:open-db)
  (let* ((dbpath  (conc *toppath* "/monitor.db"))
	 (exists  (file-exists? dbpath))
	 (mdb     (sqlite3:open-database dbpath)) ;; (never-give-up-open-db dbpath))
	 (handler (make-busy-timeout 36000)))
    (sqlite3:set-busy-handler! mdb handler)
    (sqlite3:execute mdb (conc "PRAGMA synchronous = 0;"))
    (sqlite3:execute mdb (conc "PRAGMA synchronous = 1;"))
    (if (not exists)
	(begin
	  (sqlite3:execute mdb "CREATE TABLE IF NOT EXISTS tasks_queue (id INTEGER PRIMARY KEY,
                                action TEXT DEFAULT '',
                                owner TEXT,
                                state TEXT DEFAULT 'new',
                                target TEXT DEFAULT '',
139
140
141
142
143
144
145

146
147
148
149
150
151
152
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153







+







       (begin
	 (debug:print 0 "ERROR: tasks:server-get-server-id needs (hostname and pid) OR (iface and port) OR (hostname and port)")
	 "SELECT id FROM servers WHERE pid=-999;")))
     (if hostname hostname iface)(if pid pid port))
    res))

(define (tasks:server-update-heartbeat mdb server-id)
  (debug:print-info 0 "Heart beat update of server id=" server-id)
  (sqlite3:execute mdb "UPDATE servers SET heartbeat=strftime('%s','now') WHERE id=?;" server-id))

;; alive servers keep the heartbeat field upto date with seconds every 6 or so seconds
(define (tasks:server-alive? mdb server-id #!key (iface #f)(hostname #f)(port #f)(pid #f))
  (let* ((server-id  (if server-id 
			 server-id
			 (tasks:server-get-server-id mdb hostname iface port pid)))

Modified utils/mk_wrapper from [d96f80e4dc] to [abe9806348].

1
2
3
4
5
6
7

8


9
10
11
12
13
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16







+

+
+





#!/bin/bash

prefix=$1
cmd=$2

echo "#!/bin/bash"
if [ "$LD_LIBRARY_PATH" != "" ];then
  echo "INFO: Using LD_LIBRARY_PATH=$LD_LIBRARY_PATH" >&2
  echo "export LD_LIBRARY_PATH=$LD_LIBRARY_PATH"
else
  echo "INFO: LD_LIBRARY_PATH not set" >&2
fi

fullcmd="$prefix/bin/$cmd"

echo "$fullcmd \"\$@\""