Megatest

Changes On Branch 29dd9489e514b3f8
Login
☰Home Timeline Files Branches Tags Tickets Wiki Login
Hide Diff Patch Side-by-Side Diff

Changes In Branch v1.6584-nanomsg Through [29dd9489e5] Excluding Merge-Ins

This is equivalent to a diff from 58eed43d63 to 29dd9489e5

2021-06-12
04:25
wip check-in: c47b41a610 user: matt tags: v1.6584-nanomsg
2021-06-09
09:02
wip check-in: 29dd9489e5 user: matt tags: v1.6584-nanomsg
2021-06-07
08:59
Adjusted receive for new usage (was copied from mtut.scm check-in: f70db69e66 user: matt tags: v1.6584-nanomsg
06:26
try nanomsg check-in: 14a50c3c87 user: matt tags: v1.6584-nanomsg
2021-06-06
23:58
all effed Leaf check-in: 58eed43d63 user: matt tags: v1.6584-tcp6
22:07
Got all PASS on current tests check-in: f1e43b7b99 user: matt tags: v1.6584-tcp6

Modified commonmod.scm from [f4c84442dd] to [d20588a683].

︙
3647
3648
3649
3650
3651
3652
3653
3654

3655
3656
3657
3658
3659
3660
3661

3647
3648
3649
3650
3651
3652
3653

3654
3655
3656
3657
3658
3659
3660
3661








-
+








;; timeout is hms string: 1h 5m 3s, default is 10 minutes
;;
(define (server:expiration-timeout)
  (let ((tmo (configf:lookup *configdat* "server" "timeout")))
    (if (and (string? tmo)
	     (common:hms-string->seconds tmo)) ;; BUG: hms-string->seconds is broken, if given "10" returns 0. Also, it doesn't belong in this logic unless the string->number is changed below
        (* 3600 (string->number tmo))
	600))) ;; default is ten minutes
	60))) ;; default is one minute

(define (runs:get-mt-env-alist run-id runname target testname itempath)
  ;;(bb-check-path msg: "runs:set-megatest-env-vars entry")
  `(("MT_TEST_NAME"     . ,testname)
    
    ("MT_ITEMPATH"      . ,itempath)
︙

Modified docs/manual/server.dot from [3e029f5fe5] to [ec783673b9].

︙
15
16
17
18
19
20
21




22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43






















44
45

46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72




























73
74
75
76
77
78

15
16
17
18
19
20
21
22
23
24
25






















26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47


48



























49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82








+
+
+
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
-
-
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+







//     You should have received a copy of the GNU General Public License
//     along with Megatest.  If not, see <http://www.gnu.org/licenses/>.
digraph G {

    subgraph cluster_1 {
        node [style=filled,shape=box];

	rmt:send-receive -> "init-*remote* if needed" -> rmt:general-open-connection ->
	  rmt:send-receive-real;
	

	check_available_queue       -> remove_entries_over_10s_old;
	remove_entries_over_10s_old -> set_available [label="num_avail < 3"];
	remove_entries_over_10s_old -> exit [label="num_avail > 2"];

	set_available               -> delay_2s;
	delay_2s          -> check_place_in_queue;

	check_place_in_queue        -> "http:transport-launch" [label="at head"];
	check_place_in_queue        -> exit [label="not at head"];

	"client:login"              -> "server:shutdown" [label="login failed"];
	"server:shutdown"           -> exit;	

	subgraph cluster_2 {
		"http:transport-launch"       -> "http:transport-run";
		"http:transport-launch"       -> "http:transport-keep-running";

		"http:transport-keep-running" -> "tests running?";
		"tests running?"              -> "client:login" [label=yes];
		"tests running?"              -> "server:shutdown" [label=no];
		"client:login"                -> delay_5s [label="login ok"];
		delay_5s                      -> "http:transport-keep-running";
//	check_available_queue       -> remove_entries_over_10s_old;
//	remove_entries_over_10s_old -> set_available [label="num_avail < 3"];
//	remove_entries_over_10s_old -> exit [label="num_avail > 2"];
//
//	set_available               -> delay_2s;
//	delay_2s          -> check_place_in_queue;
//
//	check_place_in_queue        -> "http:transport-launch" [label="at head"];
//	check_place_in_queue        -> exit [label="not at head"];
//
//	"client:login"              -> "server:shutdown" [label="login failed"];
//	"server:shutdown"           -> exit;	
//
//	subgraph cluster_2 {
//		"http:transport-launch"       -> "http:transport-run";
//		"http:transport-launch"       -> "http:transport-keep-running";
//
//		"http:transport-keep-running" -> "tests running?";
//		"tests running?"              -> "client:login" [label=yes];
//		"tests running?"              -> "server:shutdown" [label=no];
//		"client:login"                -> delay_5s [label="login ok"];
//		delay_5s                      -> "http:transport-keep-running";
	}

//	}
	// start_server -> "server_running?";
	// "server_running?" -> set_available [label="no"];
	// "server_running?" -> delay_2s [label="yes"];
	// delay_2s -> "still_running?";
	// "still_running?" -> ping_server [label=yes];
	// "still_running?" -> set_available [label=no];
	// ping_server -> exit [label=alive];
	// ping_server -> remove_server_record [label=dead];
	// remove_server_record -> set_available;
	// set_available -> avail_delay [label="delay 3s"];
	// avail_delay -> "first_in_queue?";
	// 
	// "first_in_queue?" -> set_running [label=yes];
	// set_running -> get_next_port -> handle_requests;
	// "first_in_queue?" -> "dead_entry_in_queue?" [label=no];
	// "dead_entry_in_queue?" -> "server_running?" [label=no];
	// "dead_entry_in_queue?" -> "remove_dead_entries" [label=yes];
	// remove_dead_entries -> "server_running?";
	// 
	// handle_requests -> start_shutdown [label="no traffic\nno running tests"];
	// handle_requests -> shutdown_request;
	// start_shutdown -> shutdown_delay;
	// shutdown_request -> shutdown_delay;
	// shutdown_delay -> exit;
	
        label = "server:launch";
        color=brown;
//
//	// start_server -> "server_running?";
//	// "server_running?" -> set_available [label="no"];
//	// "server_running?" -> delay_2s [label="yes"];
//	// delay_2s -> "still_running?";
//	// "still_running?" -> ping_server [label=yes];
//	// "still_running?" -> set_available [label=no];
//	// ping_server -> exit [label=alive];
//	// ping_server -> remove_server_record [label=dead];
//	// remove_server_record -> set_available;
//	// set_available -> avail_delay [label="delay 3s"];
//	// avail_delay -> "first_in_queue?";
//	// 
//	// "first_in_queue?" -> set_running [label=yes];
//	// set_running -> get_next_port -> handle_requests;
//	// "first_in_queue?" -> "dead_entry_in_queue?" [label=no];
//	// "dead_entry_in_queue?" -> "server_running?" [label=no];
//	// "dead_entry_in_queue?" -> "remove_dead_entries" [label=yes];
//	// remove_dead_entries -> "server_running?";
//	// 
//	// handle_requests -> start_shutdown [label="no traffic\nno running tests"];
//	// handle_requests -> shutdown_request;
//	// start_shutdown -> shutdown_delay;
//	// shutdown_request -> shutdown_delay;
//	// shutdown_delay -> exit;
//	
//        label = "server:launch";
//        color=brown;
    }

//     client_start_server -> start_server;
//     handle_requests -> read_write;
//     read_write -> handle_requests;
}

Modified rmtmod.scm from [cd536fb107] to [d9cd48e79d].

︙
60
61
62
63
64
65
66

67
68
69
70
71
72
73
74
75
76
77
78
79
80

81
82
83
84
85
86
87

60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80

81
82
83
84
85
86
87
88








+













-
+








	
	directory-utils
	;; http-client
	;; intarweb
	matchable
	md5
	message-digest
	nanomsg
	(prefix base64 base64:)
	(prefix sqlite3 sqlite3:)
	regex
	s11n
	;; spiffy
	;; spiffy-directory-listing
	;; spiffy-request-vars
	srfi-1
	srfi-13
	srfi-18
	srfi-69
	stack
	system-information
	tcp6
	;; tcp6
	typed-records
	uri-common
	z3
       
	apimod
	commonmod
	configfmod
︙
117
118
119
120
121
122
123

124
125
126
127
128
129
130

118
119
120
121
122
123
124
125
126
127
128
129
130
131
132








+









;; info about me as a server
;;
(defstruct servdat
  (host #f)
  (port #f)
  (uuid #f)
  (rep  #f)
  (dbfile #f)
  (api-url #f)
  (api-uri #f)
  (api-req #f)
  (status 'starting)
  (trynum 0) ;; count the number of ports we've tried
  )
︙
241
242
243
244
245
246
247
248


249
250


251
252
253
254
255
256
257

243
244
245
246
247
248
249

250
251
252

253
254
255
256
257
258
259
260
261








-
+
+

-
+
+








		#t)
	      (start-main-srv)))
	(start-main-srv))))

;; NB// remote is a rmt:remote struct
;;
(define (rmt:general-open-connection remote apath dbname #!key (num-tries 5))
  (let ((mdbname (db:run-id->dbname #f)))
  (let* ((mdbname (db:run-id->dbname #f))
	 (mconn   (rmt:get-conn remote apath mdbname)))
    (cond
     ((not (rmt:get-conn remote apath mdbname)) ;; no channel open to main? 
     ((or (not mconn) ;; no channel open to main?
	  (< (rmt:conn-expires mconn)(+ (current-seconds) 2))) ;; restablish connection if less than 2 seconds on the lease
      (rmt:open-main-connection remote apath)
      (thread-sleep! 2)
      (rmt:general-open-connection remote apath mdbname))
     ((not (rmt:get-conn remote apath dbname))                 ;; no channel open to dbname?     
      (let* ((res (rmt:send-receive-real remote apath mdbname 'get-server `(,apath ,dbname))))
	(case res
	  ((server-started)
︙
291
292
293
294
295
296
297
298

299
300
301


302
303
304
305
306




307
308
309
310

311
312
313
314
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

295
296
297
298
299
300
301

302



303
304





305
306
307
308




309





310



311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328

329
330
331
332
333
334
335
336








-
+
-
-
-
+
+
-
-
-
-
-
+
+
+
+
-
-
-
-
+
-
-
-
-
-
+
-
-
-


















-
+








  
;; db is at apath/.db/dbname, rid is an intermediary solution and will be removed
;; sometime in the future
;;
(define (rmt:send-receive-real remote apath dbname cmd params)
  (let* ((conn (rmt:get-conn remote apath dbname)))
    (assert conn "FATAL: rmt:send-receive-real called without the needed channels opened")
    (pp (rmt:conn->alist conn))
    (let* ((key     #f)
    ;; (rmt:send-receive-setup conn)
    (let-values (((i o) (tcp-connect (rmt:conn-ipaddr conn)
				     (rmt:conn-port conn))))
	   (host    (rmt:conn-ipaddr conn))
	   (port    (rmt:conn-port   conn))
      (let* ((key     #f)
	     (payload `((cmd    . ,cmd)
			(key    . ,(rmt:conn-srvkey conn))
			(params . ,params)))
	     (res      (begin
	   (payload `((cmd    . ,cmd)
		      (key    . ,(rmt:conn-srvkey conn))
		      (params . ,params)))
	   (res      (open-send-receive-nn (conc host":"port)
			 (write payload o) ;; (rmt:conn-outport conn))
			 (with-input-from-port
			     i ;; (rmt:conn-inport conn)
			   read))))
					   (sexpr->string payload))))
	(close-input-port i)
	(close-output-port o)
	res))))
;;  (if (string? res)
;; 	  (string->sexpr res)
      (string->sexpr res))))
;; 	  res))))



;; db is at apath/.db/dbname, rid is an intermediary solution and will be removed
;; sometime in the future.
;;
;; Purpose - call the main.db server and request a server be started
;; for the given area path and dbname
;;
;; (define (rmt:send-receive-server-start remote apath dbname)
;;   (let* ((conn (rmt:get-conn remote apath dbname)))
;;     (assert conn "FATAL: Unable to connect to db "apath"/"dbname)
;;     #;(let* ((res      (with-input-from-request
;; 		      (rmt:conn->uri conn "api") 
;; 		      `((params . (,apath ,dbname)))
;; 		      read-string)))
;;       (string->sexpr res))))

(define (rmt:print-db-stats)
  (let ((fmtstr "~40a~7-d~9-d~20,2-f")) ;; "~20,2-f"
    (debug:print 18 *default-log-port* "DB Stats\n========")
    (debug:print 18 *default-log-port* "DB Stats, "(seconds->year-week/day-time (current-seconds))"\n=====================")
    (debug:print 18 *default-log-port* (format #f "~40a~8a~10a~10a" "Cmd" "Count" "TotTime" "Avg"))
    (for-each (lambda (cmd)
		(let ((cmd-dat (hash-table-ref *db-stats* cmd)))
		  (debug:print 18 *default-log-port* (format #f fmtstr cmd (vector-ref cmd-dat 0) (vector-ref cmd-dat 1) (/ (vector-ref cmd-dat 1)(vector-ref cmd-dat 0))))))
	      (sort (hash-table-keys *db-stats*)
		    (lambda (a b)
		      (> (vector-ref (hash-table-ref *db-stats* a) 0)
︙
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466

1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488



















1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506

1507
1508
1509
1510
1511
1512
1513

1448
1449
1450
1451
1452
1453
1454




1455
1456
1457
1458
1459
1460

















1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496

1497
1498
1499
1500
1501
1502
1503
1504








-
-
-
-
+





-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+

















-
+








			 (bdat-time-to-exit-set! *bdat* #t)
			 #t))))
    (debug:print-info 4 *default-log-port* "starting exit process, finalizing databases.")
    (if (and no-hurry (debug:debug-mode 18))
	(rmt:print-db-stats))
    (let ((th1 (make-thread (lambda () ;; thread for cleaning up, give it five seconds
                              (if *server-info*
				  (let ((pkt-file (conc (get-pkts-dir *toppath*)
							"/" (servdat-uuid *server-info*)
							".pkt"))
					(dbfile   (servdat-dbfile *server-info*)))
				  (let ((dbfile   (servdat-dbfile *server-info*)))
				    (if dbfile
					(begin

					  ;; do a final sync here
					  
					(if (string-match ".*/main.db$" dbfile)
					    (begin
					      (debug:print-info 0 *default-log-port* "removing pkt "pkt-file)
					      (delete-file* pkt-file)
					      (debug:print-info 0 *default-log-port* "Releasing lock for "dbfile)
					      (db:with-lock-db (servdat-dbfile *server-info*)
							       (lambda (dbh dbfile)
								 (db:release-lock dbh dbfile))))
					    (let* ((sdat *server-info*)) ;; we have a run-id server
					      (rmt:send-receive-real *rmt:remote* *toppath*
								     (db:run-id->dbname #f)
								     'deregister-server
								     `(,(servdat-uuid sdat)
								       ,(current-process-id)
								       ,(servdat-host sdat)   ;; iface
								       ,(servdat-port sdat)))))))))
			      (if *dbstruct-db* (db:close-all *dbstruct-db*)) ;; one second allocated
					  (if (string-match ".*/main.db$" dbfile)
					      (let ((pkt-file (conc (get-pkts-dir *toppath*)
							"/" (servdat-uuid *server-info*)
							".pkt")))
						(debug:print-info 0 *default-log-port* "removing pkt "pkt-file)
						(delete-file* pkt-file)
						(debug:print-info 0 *default-log-port* "Releasing lock for "dbfile)
						(db:with-lock-db (servdat-dbfile *server-info*)
								 (lambda (dbh dbfile)
								   (db:release-lock dbh dbfile))))
					      (let* ((sdat *server-info*)) ;; we have a run-id server
						(rmt:send-receive-real *rmt:remote* *toppath*
								       (db:run-id->dbname #f)
								       'deregister-server
								       `(,(servdat-uuid sdat)
									 ,(current-process-id)
									 ,(servdat-host sdat)   ;; iface
									 ,(servdat-port sdat)))))))))
			      ;; (if *dbstruct-db* (db:close-all *dbstruct-db*)) ;; one second allocated
			      (if (bdat-task-db *bdat*)    ;; TODO: Check that this is correct for task db
				  (let ((db (cdr (bdat-task-db *bdat*))))
				    (if (sqlite3:database? db)
					(begin
					  (sqlite3:interrupt! db)
					  (sqlite3:finalize! db #t)
					  (bdat-task-db-set! *bdat* #f)))))
                              #;(http-client#close-idle-connections!)
                              (if (not (eq? *default-log-port* (current-error-port)))
                                  (close-output-port *default-log-port*))
			      (set! *default-log-port* (current-error-port))) "Cleanup db exit thread"))
	  (th2 (make-thread (lambda ()
			      (debug:print 4 *default-log-port* "Attempting clean exit. Please be patient and wait a few seconds...")
			      (if no-hurry
                                  (begin
                                    (thread-sleep! 5)) ;; give the clean up few seconds to do it's stuff
                                  (begin
      				  (thread-sleep! 2)))
				    (thread-sleep! 2)))
      			      (debug:print 4 *default-log-port* " ... done")
      			      )
			    "clean exit")))
      (thread-start! th1)
      (thread-start! th2)
      (thread-join! th1)
      )
︙
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578

1528
1529
1530
1531
1532
1533
1534




1535
1536
1537





















1538
1539
1540
1541
1542
1543
1544








-
-
-
-



-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-








      #f
      (conc "http://" (car hostport) ":" (cadr hostport))))

;;======================================================================
;; S E R V E R
;; ======================================================================

;; NOTE: http-transport:launch is the entry point
;;          -> http-transport:run
;;             -> http-transport:try-start-server -> http-transport:try-start-server (until success)

(define (http-get-function fnkey)
  (hash-table-ref/default *http-functions* fnkey (lambda () "nothing here yet")))

#;(define (rmt:launch-server hostn port)
   (if *server-info*
	(begin
	  (servdat-host-set! *server-info* hostn)
	  (servdat-port-set! *server-info* port)
	  (servdat-status-set! *server-info* 'trying-port)
	  (servdat-trynum-set! *server-info* (+ (servdat-trynum *server-info*) 1)))
	(set! *server-info* (make-servdat host: ipaddrstr port: portnum)))
   (let* ((l        (tcp-listen port))
	 (dbstruct #f))
    (let-values (((i o) (tcp-accept l)))
      ;; (write-line "Hello!" o)
      (let loop ((indat (read i)))
	(let* ((res (api:process-request dbstruct indat)))
	  (case res
	    ((quit)
	     (close-input-port i)
	     (close-output-port o))
	    (else
	     (write res o))))))))

(define (rmt:run hostn)
  ;;  ;; Configurations for server
  ;;  (tcp-buffer-size 2048)
  ;;  (max-connections 2048) 
  (debug:print 2 *default-log-port* "Attempting to start the server ...")
  (let* ((db              #f) ;;        (open-db)) ;; we don't want the server to be opening and closing the db unnecesarily
	 (hostname        (get-host-name))
︙
1589
1590
1591
1592
1593
1594
1595
1596

1597
1598
1599
1600
1601


1602
1603
1604
1605
1606
1607
1608
1609





1610
1611
1612
1613
1614
1615

1616
1617
1618
1619
1620


1621
1622
1623
1624
1625



















1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
















1642
1643
1644
1645
1646

1647
1648

1649
1650
1651
1652
1653
1654
1655

1555
1556
1557
1558
1559
1560
1561

1562





1563
1564








1565
1566
1567
1568
1569
1570
1571
1572
1573
1574

1575
1576
1577
1578
1579

1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
















1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621





1622


1623
1624
1625
1626
1627
1628
1629
1630








-
+
-
-
-
-
-
+
+
-
-
-
-
-
-
-
-
+
+
+
+
+





-
+




-
+
+





+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
-
-
-
-
-
+
-
-
+








    (if *server-info*
	(begin
	  (servdat-host-set! *server-info* ipaddrstr)
	  (servdat-port-set! *server-info* port)
	  (servdat-status-set! *server-info* 'trying-port)
	  (servdat-trynum-set! *server-info* (+ (servdat-trynum *server-info*) 1)))
	(set! *server-info* (make-servdat host: ipaddrstr port: port)))
    (let* ((l        (rmt:try-start-server ipaddrstr port)))
    (let* ((rep (rmt:try-start-server ipaddrstr port)))
      (let oloop ()
	(let-values (((i o) (tcp-accept l)))
	  ;; (write-line "Hello!" o)
	  (let loop ((indat (read i)))
	    (if (eof-object? indat)
      (let loop ((instr (nn-recv rep)))
	(let* ((data   (string->sexpr instr))
		(begin
		  (close-input-port i)
		  (close-output-port o)
		  (oloop))
		(let* ((res (api:process-request *dbstruct-db* indat)))
		  (set! *db-last-access* (current-seconds))
		  (write res o)
		  (loop (read i))))))))
	       (res    (api:process-request *dbstruct-db* data))
	       (resdat (sexpr->string res)))
	  (set! *db-last-access* (current-seconds))
	  (nn-send rep resdat)
	  (loop (nn-recv rep)))))
    (let* ((portnum (servdat-port *server-info*)))
      (portlogger:open-run-close portlogger:set-port portnum "released")
      (debug:print 1 *default-log-port* "INFO: server has been stopped"))))

(define (rmt:try-start-server ipaddrstr portnum)
  (if *server-info*
  (if *server-info* ;; update the server info as we might be trying next port
      (begin
	(servdat-host-set! *server-info* ipaddrstr)
	(servdat-port-set! *server-info* portnum)
	(servdat-status-set! *server-info* 'trying-port)
	(servdat-trynum-set! *server-info* (+ (servdat-trynum *server-info*) 1)))
	(servdat-trynum-set! *server-info*
			     (+ (servdat-trynum *server-info*) 1)))
      (set! *server-info* (make-servdat host: ipaddrstr port: portnum)))
  (debug:print-info 0 *default-log-port* "rmt:try-start-server time="
		    (seconds->time-string (current-seconds))
		    " ipaddrsstr=" ipaddrstr
		    " portnum=" portnum)
  (if (is-port-in-use portnum)
      (begin
	(portlogger:open-run-close portlogger:set-failed portnum)
	(debug:print 0 *default-log-port* "WARNING: failed to start on portnum: " portnum ", trying next port")
	;; (thread-sleep! 0.1)
	(rmt:try-start-server ipaddrstr
			      (portlogger:open-run-close
			       portlogger:find-port)))
      (begin
	(if (not *server-info*)
	    (set! *server-info* (make-servdat
				 host: ipaddrstr
				 port: portnum)))
	(servdat-status-set! *server-info* 'starting)
	(servdat-port-set!   *server-info* portnum)
	(if (not (servdat-rep *server-info*))
	    (servdat-rep-set!    *server-info*  (nn-socket 'rep)))
	(let* ((rep (servdat-rep *server-info*)))
	  (debug:print 0 *default-log-port* "INFO: Trying to start server on " ipaddrstr ":" portnum)
  (handle-exceptions
   exn
   (begin
     (print-error-message exn)
     (if (< portnum 64000)
	 (begin 
	   (debug:print 0 *default-log-port* "WARNING: attempt to start server failed. Trying again ...")
	   (debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
	   (debug:print 5 *default-log-port* "exn=" (condition->list exn))
	   (portlogger:open-run-close portlogger:set-failed portnum)
	   (debug:print 0 *default-log-port* "WARNING: failed to start on portnum: " portnum ", trying next port")
	   ;; (thread-sleep! 0.1)
	   (rmt:try-start-server ipaddrstr
				 (portlogger:open-run-close portlogger:find-port)))
	 (begin
	   (print "ERROR: Tried and tried but could not start the server"))))
	  (handle-exceptions
	   exn
	   (begin
	     (print-error-message exn)
	     (if (< portnum 64000)
		 (begin 
		   (debug:print 0 *default-log-port* "WARNING: attempt to start server failed. Trying again ...")
		   (debug:print 0 *default-log-port* " message: " ((condition-property-accessor 'exn 'message) exn))
		   (debug:print 5 *default-log-port* "exn=" (condition->list exn))
		   (portlogger:open-run-close portlogger:set-failed portnum)
		   (debug:print 0 *default-log-port* "WARNING: failed to start on portnum: " portnum ", trying next port")
		   ;; (thread-sleep! 0.1)
		   (rmt:try-start-server ipaddrstr
					 (portlogger:open-run-close portlogger:find-port)))
		 (begin
		   (print "ERROR: Tried and tried but could not start the server, stopping at port "portnum))))
   ;; any error in following steps will result in a retry
   (if *server-info*
       (servdat-status-set! *server-info* 'starting)
       (set! *server-info* (make-servdat host: ipaddrstr port: portnum)))
   
	   (nn-bind rep (conc "tcp://*:" portnum))
   (debug:print 0 *default-log-port* "INFO: Trying to start server on " ipaddrstr ":" portnum)
   (tcp-listen portnum)))
	   rep)))))

;;======================================================================
;; S E R V E R   U T I L I T I E S 
;;======================================================================

;;======================================================================
;; C L I E N T S
︙
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805





1806
1807
1808
1809
1810
1811
1812
1813
1814











1815
1816
1817
1818
1819
1820
1821




1822
1823
1824
1825
1826
1827
1828

1769
1770
1771
1772
1773
1774
1775





1776
1777
1778
1779
1780









1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794




1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805








-
-
-
-
-
+
+
+
+
+
-
-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+
+
+



-
-
-
-
+
+
+
+








	 all-pkt-files)))

(define (server-address srv-pkt)
  (conc (alist-ref 'host srv-pkt) ":"
	(alist-ref 'port srv-pkt)))
	
(define (server-ready? host port key) ;; server-address is host:port
  (let-values (((i o)(handle-exceptions
		      exn
		      (values #f #f)
		      (tcp-connect host port))))
    (if (and i o)
;;  (let-values (((i o)(handle-exceptions
;;		      exn
;;		      (values #f #f)
;;		      (tcp-connect host port))))
;;    (if (and i o)
	(begin
	  (write `((cmd . ping)
		   (key . ,key)
		   (params . ())) o)
	  (let ((res (with-input-from-port i
		       read)))
	    (close-output-port o)
	    (close-input-port i)
	    res))
  (let* ((data (sexpr->string  `((cmd . ping)
				 (key . ,key)
				 (params . ()))))
	 (res  (open-send-receive-nn (conc host ":" port) data)))
    (string->sexpr res)))

;; (let ((res (with-input-from-port i
;; 		       read)))
;; 	    (close-output-port o)
;; 	    (close-input-port i)
;; 	    res))
;; 	    (if (string? res)
;; 		(string->sexpr res)
;; 		res)))
	(begin ;; connection failed
	  (debug:print-info 0 *default-log-port* "Server at "host":"port" is not responding.")
	  #f))))
 	      
;;     (begin ;; connection failed
;; 	  (debug:print-info 0 *default-log-port* "Server at "host":"port" is not responding.")
;; 	  #f))))

;; (define (loop-test host port data) ;; server-address is host:port
;;   ;; ping the server and ask it
;;   ;; if it ready
;;   ;; (let* ((sdat (servdat-init #f host port #f)))
;;   ;;   (http-transport:send-receive sdat "abc" 'ping '())))
;;   (let* ((payload (sexpr->string data))
;; 	 (res     (with-input-from-request
︙
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982









1983
1984
1985
1986
1987
1988
1989

1945
1946
1947
1948
1949
1950
1951








1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967








-
-
-
-
-
-
-
-
+
+
+
+
+
+
+
+
+








		    (exit))
		  (loop start-time
			(equal? sdat last-sdat)
			sdat))))))))

(define (rmt:register-server remote apath iface port server-key dbname)
  (rmt:open-main-connection remote apath) ;; we need a channel to main.db
  (rmt:send-receive-real remote apath ;; params: host port servkey pid ipaddr dbpath
			 (db:run-id->dbname #f) 'register-server `(,iface
								   ,port
								   ,server-key
								   ,(current-process-id)
								   ,iface
								   ,apath
								   ,dbname)))
  (rmt:send-receive-real remote apath      ;; params: host port servkey pid ipaddr dbpath
			 (db:run-id->dbname #f)
			 'register-server `(,iface
					    ,port
					    ,server-key
					    ,(current-process-id)
					    ,iface
					    ,apath
					    ,dbname)))

(define (http-transport:wait-for-stable-interface #!optional (num-tries-allowed 100))
  ;; wait until *server-info* stops changing
  (let* ((stime (current-seconds)))
    (let loop ((last-host  #f)
	       (last-port  #f)
	       (tries 0))
︙
2042
2043
2044
2045
2046
2047
2048
2049


2050
2051
2052
2053
2054
2055
2056

2020
2021
2022
2023
2024
2025
2026

2027
2028
2029
2030
2031
2032
2033
2034
2035








-
+
+








    ;; this is our forever loop
    (let* ((iface             (servdat-host *server-info*))
	   (port              (servdat-port *server-info*)))
      (let loop ((count         0)
		 (bad-sync-count 0)
		 (start-time     (current-milliseconds)))
	
	(if (not is-main)
	(if (and (not is-main)
		 (common:low-noise-print 60 "servdat-status"))
	    (debug:print-info 0 *default-log-port* "servdat-status is " (servdat-status *server-info*)))

	;; set up the database handle
	(mutex-lock! *heartbeat-mutex*)
	(if (not *dbstruct-db*) ;; no db opened yet, open the db and register with main if appropriate
	    (let ((watchdog (bdat-watchdog *bdat*)))		 
	      (debug:print 0 *default-log-port* "SERVER: dbprep")
︙
2190
2191
2192
2193
2194
2195
2196




































































































2197
2198
2199
2200
2201
2202
2203

2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282








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








					  (argv)))))))

(define (rmt:get-signature) 
  (if *my-signature* *my-signature*
      (let ((sig (rmt:mk-signature)))
        (set! *my-signature* sig)
        *my-signature*)))

;;======================================================================
;; Nanomsg transport
;;======================================================================

(define (is-port-in-use port-num)
  (let* ((ret #f))
    (let-values (((inp oup pid)
		  (process "netstat" (list  "-tulpn" ))))
      (let loop ((inl (read-line inp)))
        (if (not (eof-object? inl))
            (begin 
	      (if (string-search (regexp (conc ":" port-num)) inl)
		  (begin
					;(print "Output: "  inl)
		    (set! ret  #t))
		  (loop (read-line inp)))))))
    ret))

;;start a server, returns the connection
;;
(define (start-nn-server portnum )
  (let ((rep (nn-socket 'rep)))
    (handle-exceptions
     exn
     (let ((emsg ((condition-property-accessor 'exn 'message) exn)))
       (print "ERROR: Failed to start server \"" emsg "\"")
       (exit 1))
      
     (nn-bind rep (conc "tcp://*:" portnum)))
    rep))

;; open connection to server, send message, close connection
;;
(define (open-send-close-nn host-port msg #!key (timeout 3) ) ;; default timeout is 3 seconds
  (let ((req  (nn-socket 'req))
        (uri  (conc "tcp://" host-port))
        (res  #f)
        ;; (contacts (alist-ref 'contact attrib))
        ;; (mode (alist-ref 'mode attrib))
	) 
    (handle-exceptions
     exn
     (let ((emsg ((condition-property-accessor 'exn 'message) exn)))
       ;; Send notification       
       (debug:print 0 *default-log-port* "ERROR: Failed to connect / send to " uri " message was \"" emsg "\"" )
       #f)
     (nn-connect req uri)
     ;; (print "Connected to the server " )
     (nn-send req msg)
     ;; (print "Request Sent")  
     (let* ((th1  (make-thread (lambda ()
                                 (let ((resp (nn-recv req)))
                                   (nn-close req)
                                   (set! res (if (equal? resp "ok")
                                                 #t
                                                 #f))))
                               "recv thread"))
            (th2 (make-thread (lambda ()
                                (thread-sleep! timeout)
                                (thread-terminate! th1))
			      "timer thread")))
       (thread-start! th1)
       (thread-start! th2)
       (thread-join! th1)
       res))))

(define (open-send-receive-nn host-port msg #!key (timeout 3) ) ;; default timeout is 3 seconds
  (let ((req  (nn-socket 'req))
        (uri  (conc "tcp://" host-port))
        (res  #f)
	;;        (contacts (alist-ref 'contact attrib))
        ;; (mode (alist-ref 'mode attrib))
	) 
    (handle-exceptions
     exn
     (let ((emsg ((condition-property-accessor 'exn 'message) exn)))
       ;; Send notification      
       (debug:print 0 *default-log-port* "ERROR: Failed to connect / send to " uri " message was \"" emsg "\"" )
       #f)
     (nn-connect req uri)
     ;; (print "Connected to the server " )
     (nn-send req msg)
     ;; (print "Request Sent")  
     ;; receive code here
     ;;(print (nn-recv req))
     (let* ((th1  (make-thread (lambda ()
                                 (let ((resp (nn-recv req)))
                                   (nn-close req)
                                   (print resp)
                                   (set! res resp)))
                               "recv thread"))
            (th2 (make-thread (lambda ()
                                (thread-sleep! timeout)
                                (thread-terminate! th1))
                             "timer thread")))
       (thread-start! th1)
       (thread-start! th2)
       (thread-join! th1)
       res))))

;;======================================================================
;; S E R V E R   U T I L I T I E S 
;;======================================================================

;; run ping in separate process, safest way in some cases
;;
︙

Modified tests/unittests/server.scm from [245ccd4190] to [fecd3b071a].

︙
52
53
54
55
56
57
58

59
60
61
62
63
64
65

52
53
54
55
56
57
58
59
60
61
62
63
64
65
66








+








;; these let me cut and paste from source easily
(define apath *toppath*)
(define dbname ".db/2.db")
(define remote *rmt:remote*)
(define keyvals  '(("SYSTEM" "a")("RELEASE" "b")))

(test #f #t (rmt:open-main-connection remote apath))
(test #f #t (rmt:conn? (rmt:get-conn *rmt:remote* *toppath* ".db/main.db")))
(test #f #t (rmt:conn? (rmt:get-conn *rmt:remote* *toppath* ".db/main.db")))
(test #f 'server-started (rmt:send-receive-real *rmt:remote* *toppath* ".db/main.db" 'get-server `(,apath ,dbname)))

(thread-sleep! 2)
(test #f #t (list? (rmt:general-open-connection *rmt:remote* *toppath* ".db/2.db")))

(test #f '("SYSTEM" "RELEASE") (rmt:get-keys))
︙

This page was generated in about 0.132s by Fossil 2.24 [452f8e1ffc] 2024-03-26 15:36:00