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s3/ldbtools: don't neddlessly link against wbinbind libs
[Samba/gebeck_regimport.git] / source3 / torture / locktest.c
blob4e8dcdd09aa5cfbb4483a6a635ba454ea12a9fb6
1 /*
2 Unix SMB/CIFS implementation.
3 randomised byte range lock tester
4 Copyright (C) Andrew Tridgell 1999
5
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
10
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #include "includes.h"
21
22 static fstring password[2];
23 static fstring username[2];
24 static int got_user;
25 static int got_pass;
26 static bool use_kerberos;
27 static int numops = 1000;
28 static bool showall;
29 static bool analyze;
30 static bool hide_unlock_fails;
31 static bool use_oplocks;
32 static unsigned lock_range = 100;
33 static unsigned lock_base = 0;
34 static unsigned min_length = 0;
35 static bool exact_error_codes;
36 static bool zero_zero;
37
38 extern char *optarg;
39 extern int optind;
40
41 #define FILENAME "\\locktest.dat"
42
43 #define READ_PCT 50
44 #define LOCK_PCT 45
45 #define UNLOCK_PCT 70
46 #define RANGE_MULTIPLE 1
47 #define NSERVERS 2
48 #define NCONNECTIONS 2
49 #define NFILES 2
50 #define LOCK_TIMEOUT 0
51
52 #define NASTY_POSIX_LOCK_HACK 0
53
54 enum lock_op {OP_LOCK, OP_UNLOCK, OP_REOPEN};
55
56 static const char *lock_op_type(int op)
57 {
58 if (op == WRITE_LOCK) return "write";
59 else if (op == READ_LOCK) return "read";
60 else return "other";
61 }
62
63 static const char *lock_op_name(enum lock_op op)
64 {
65 if (op == OP_LOCK) return "lock";
66 else if (op == OP_UNLOCK) return "unlock";
67 else return "reopen";
68 }
69
70 struct record {
71 enum lock_op lock_op;
72 enum brl_type lock_type;
73 char conn, f;
74 uint64_t start, len;
75 char needed;
76 };
77
78 #define PRESETS 0
79
80 #if PRESETS
81 static struct record preset[] = {
82 {OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
83 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
84 {OP_LOCK, WRITE_LOCK, 0, 0, 3, 0, 1},
85 {OP_UNLOCK, 0 , 0, 0, 2, 0, 1},
86 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
87
88 {OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
89 {OP_LOCK, READ_LOCK, 0, 0, 1, 1, 1},
90 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
91 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
92
93 {OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
94 {OP_LOCK, WRITE_LOCK, 0, 0, 3, 1, 1},
95 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
96 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
97
98 {OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
99 {OP_LOCK, WRITE_LOCK, 0, 0, 1, 1, 1},
100 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
101 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
102
103 {OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
104 {OP_LOCK, READ_LOCK, 0, 0, 1, 1, 1},
105 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
106 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
107
108 {OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
109 {OP_LOCK, READ_LOCK, 0, 0, 3, 1, 1},
110 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
111 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
112
113 };
114 #endif
115
116 static struct record *recorded;
117
118 static void print_brl(struct file_id id,
119 struct server_id pid,
120 enum brl_type lock_type,
121 enum brl_flavour lock_flav,
122 br_off start,
123 br_off size,
124 void *private_data)
125 {
126 #if NASTY_POSIX_LOCK_HACK
127 {
128 static SMB_INO_T lastino;
129
130 if (lastino != ino) {
131 char *cmd;
132 if (asprintf(&cmd,
133 "egrep POSIX.*%u /proc/locks", (int)ino) > 0) {
134 system(cmd);
135 SAFE_FREE(cmd);
136 }
137 }
138 lastino = ino;
139 }
140 #endif
141
142 printf("%s %s %s %.0f:%.0f(%.0f)\n",
143 procid_str_static(&pid), file_id_string_tos(&id),
144 lock_type==READ_LOCK?"R":"W",
145 (double)start, (double)start+size-1,(double)size);
146
147 }
148
149
150 static void show_locks(void)
151 {
152 brl_forall(print_brl, NULL);
153 /* system("cat /proc/locks"); */
154 }
155
156
157 /*****************************************************
158 return a connection to a server
159 *******************************************************/
160 static struct cli_state *connect_one(char *share, int snum)
161 {
162 struct cli_state *c;
163 struct nmb_name called, calling;
164 char *server_n;
165 fstring server;
166 struct sockaddr_storage ss;
167 fstring myname;
168 static int count;
169 NTSTATUS status;
170
171 fstrcpy(server,share+2);
172 share = strchr_m(server,'\\');
173 if (!share) return NULL;
174 *share = 0;
175 share++;
176
177 server_n = server;
178
179 zero_sockaddr(&ss);
180
181 slprintf(myname,sizeof(myname), "lock-%lu-%u", (unsigned long)getpid(), count++);
182
183 make_nmb_name(&calling, myname, 0x0);
184 make_nmb_name(&called , server, 0x20);
185
186 again:
187 zero_sockaddr(&ss);
188
189 /* have to open a new connection */
190 if (!(c=cli_initialise())) {
191 DEBUG(0,("Connection to %s failed\n", server_n));
192 return NULL;
193 }
194
195 status = cli_connect(c, server_n, &ss);
196 if (!NT_STATUS_IS_OK(status)) {
197 DEBUG(0,("Connection to %s failed. Error %s\n", server_n, nt_errstr(status) ));
198 return NULL;
199 }
200
201 c->use_kerberos = use_kerberos;
202
203 if (!cli_session_request(c, &calling, &called)) {
204 DEBUG(0,("session request to %s failed\n", called.name));
205 cli_shutdown(c);
206 if (strcmp(called.name, "*SMBSERVER")) {
207 make_nmb_name(&called , "*SMBSERVER", 0x20);
208 goto again;
209 }
210 return NULL;
211 }
212
213 DEBUG(4,(" session request ok\n"));
214
215 status = cli_negprot(c);
216 if (!NT_STATUS_IS_OK(status)) {
217 DEBUG(0, ("protocol negotiation failed: %s\n",
218 nt_errstr(status)));
219 cli_shutdown(c);
220 return NULL;
221 }
222
223 if (!got_pass) {
224 char *pass = getpass("Password: ");
225 if (pass) {
226 fstrcpy(password[0], pass);
227 fstrcpy(password[1], pass);
228 }
229 }
230
231 if (got_pass == 1) {
232 fstrcpy(password[1], password[0]);
233 fstrcpy(username[1], username[0]);
234 }
235
236 if (!NT_STATUS_IS_OK(cli_session_setup(c, username[snum],
237 password[snum],
238 strlen(password[snum]),
239 password[snum],
240 strlen(password[snum]),
241 lp_workgroup()))) {
242 DEBUG(0,("session setup failed: %s\n", cli_errstr(c)));
243 return NULL;
244 }
245
246 /*
247 * These next two lines are needed to emulate
248 * old client behaviour for people who have
249 * scripts based on client output.
250 * QUESTION ? Do we want to have a 'client compatibility
251 * mode to turn these on/off ? JRA.
252 */
253
254 if (*c->server_domain || *c->server_os || *c->server_type)
255 DEBUG(1,("Domain=[%s] OS=[%s] Server=[%s]\n",
256 c->server_domain,c->server_os,c->server_type));
257
258 DEBUG(4,(" session setup ok\n"));
259
260 status = cli_tcon_andx(c, share, "?????", password[snum],
261 strlen(password[snum])+1);
262 if (!NT_STATUS_IS_OK(status)) {
263 DEBUG(0,("tree connect failed: %s\n", nt_errstr(status)));
264 cli_shutdown(c);
265 return NULL;
266 }
267
268 DEBUG(4,(" tconx ok\n"));
269
270 c->use_oplocks = use_oplocks;
271
272 return c;
273 }
274
275
276 static void reconnect(struct cli_state *cli[NSERVERS][NCONNECTIONS], int fnum[NSERVERS][NCONNECTIONS][NFILES],
277 char *share[NSERVERS])
278 {
279 int server, conn, f;
280
281 for (server=0;server<NSERVERS;server++)
282 for (conn=0;conn<NCONNECTIONS;conn++) {
283 if (cli[server][conn]) {
284 for (f=0;f<NFILES;f++) {
285 if (fnum[server][conn][f] != -1) {
286 cli_close(cli[server][conn], fnum[server][conn][f]);
287 fnum[server][conn][f] = -1;
288 }
289 }
290 cli_ulogoff(cli[server][conn]);
291 cli_shutdown(cli[server][conn]);
292 }
293 cli[server][conn] = connect_one(share[server], server);
294 if (!cli[server][conn]) {
295 DEBUG(0,("Failed to connect to %s\n", share[server]));
296 exit(1);
297 }
298 }
299 }
300
301
302
303 static bool test_one(struct cli_state *cli[NSERVERS][NCONNECTIONS],
304 int fnum[NSERVERS][NCONNECTIONS][NFILES],
305 struct record *rec)
306 {
307 unsigned conn = rec->conn;
308 unsigned f = rec->f;
309 uint64_t start = rec->start;
310 uint64_t len = rec->len;
311 enum brl_type op = rec->lock_type;
312 int server;
313 bool ret[NSERVERS];
314 NTSTATUS status[NSERVERS];
315
316 switch (rec->lock_op) {
317 case OP_LOCK:
318 /* set a lock */
319 for (server=0;server<NSERVERS;server++) {
320 ret[server] = cli_lock64(cli[server][conn],
321 fnum[server][conn][f],
322 start, len, LOCK_TIMEOUT, op);
323 status[server] = cli_nt_error(cli[server][conn]);
324 if (!exact_error_codes &&
325 NT_STATUS_EQUAL(status[server],
326 NT_STATUS_FILE_LOCK_CONFLICT)) {
327 status[server] = NT_STATUS_LOCK_NOT_GRANTED;
328 }
329 }
330 if (showall || !NT_STATUS_EQUAL(status[0],status[1])) {
331 printf("lock conn=%u f=%u range=%.0f(%.0f) op=%s -> %s:%s\n",
332 conn, f,
333 (double)start, (double)len,
334 op==READ_LOCK?"READ_LOCK":"WRITE_LOCK",
335 nt_errstr(status[0]), nt_errstr(status[1]));
336 }
337 if (showall || !NT_STATUS_EQUAL(status[0],status[1])) show_locks();
338 if (!NT_STATUS_EQUAL(status[0],status[1])) return False;
339 break;
340
341 case OP_UNLOCK:
342 /* unset a lock */
343 for (server=0;server<NSERVERS;server++) {
344 ret[server] = cli_unlock64(cli[server][conn],
345 fnum[server][conn][f],
346 start, len);
347 status[server] = cli_nt_error(cli[server][conn]);
348 }
349 if (showall ||
350 (!hide_unlock_fails && !NT_STATUS_EQUAL(status[0],status[1]))) {
351 printf("unlock conn=%u f=%u range=%.0f(%.0f) -> %s:%s\n",
352 conn, f,
353 (double)start, (double)len,
354 nt_errstr(status[0]), nt_errstr(status[1]));
355 }
356 if (showall || !NT_STATUS_EQUAL(status[0],status[1])) show_locks();
357 if (!hide_unlock_fails && !NT_STATUS_EQUAL(status[0],status[1]))
358 return False;
359 break;
360
361 case OP_REOPEN:
362 /* reopen the file */
363 for (server=0;server<NSERVERS;server++) {
364 cli_close(cli[server][conn], fnum[server][conn][f]);
365 fnum[server][conn][f] = -1;
366 }
367 for (server=0;server<NSERVERS;server++) {
368 fnum[server][conn][f] = cli_open(cli[server][conn], FILENAME,
369 O_RDWR|O_CREAT,
370 DENY_NONE);
371 if (fnum[server][conn][f] == -1) {
372 printf("failed to reopen on share%d\n", server);
373 return False;
374 }
375 }
376 if (showall) {
377 printf("reopen conn=%u f=%u\n",
378 conn, f);
379 show_locks();
380 }
381 break;
382 }
383
384 return True;
385 }
386
387 static void close_files(struct cli_state *cli[NSERVERS][NCONNECTIONS],
388 int fnum[NSERVERS][NCONNECTIONS][NFILES])
389 {
390 int server, conn, f;
391
392 for (server=0;server<NSERVERS;server++)
393 for (conn=0;conn<NCONNECTIONS;conn++)
394 for (f=0;f<NFILES;f++) {
395 if (fnum[server][conn][f] != -1) {
396 cli_close(cli[server][conn], fnum[server][conn][f]);
397 fnum[server][conn][f] = -1;
398 }
399 }
400 for (server=0;server<NSERVERS;server++) {
401 cli_unlink(cli[server][0], FILENAME);
402 }
403 }
404
405 static void open_files(struct cli_state *cli[NSERVERS][NCONNECTIONS],
406 int fnum[NSERVERS][NCONNECTIONS][NFILES])
407 {
408 int server, conn, f;
409
410 for (server=0;server<NSERVERS;server++)
411 for (conn=0;conn<NCONNECTIONS;conn++)
412 for (f=0;f<NFILES;f++) {
413 fnum[server][conn][f] = cli_open(cli[server][conn], FILENAME,
414 O_RDWR|O_CREAT,
415 DENY_NONE);
416 if (fnum[server][conn][f] == -1) {
417 fprintf(stderr,"Failed to open fnum[%u][%u][%u]\n",
418 server, conn, f);
419 exit(1);
420 }
421 }
422 }
423
424
425 static int retest(struct cli_state *cli[NSERVERS][NCONNECTIONS],
426 int fnum[NSERVERS][NCONNECTIONS][NFILES],
427 int n)
428 {
429 int i;
430 printf("testing %u ...\n", n);
431 for (i=0; i<n; i++) {
432 if (i && i % 100 == 0) {
433 printf("%u\n", i);
434 }
435
436 if (recorded[i].needed &&
437 !test_one(cli, fnum, &recorded[i])) return i;
438 }
439 return n;
440 }
441
442
443 /* each server has two connections open to it. Each connection has two file
444 descriptors open on the file - 8 file descriptors in total
445
446 we then do random locking ops in tamdem on the 4 fnums from each
447 server and ensure that the results match
448 */
449 static void test_locks(char *share[NSERVERS])
450 {
451 struct cli_state *cli[NSERVERS][NCONNECTIONS];
452 int fnum[NSERVERS][NCONNECTIONS][NFILES];
453 int n, i, n1, skip, r1, r2;
454
455 ZERO_STRUCT(fnum);
456 ZERO_STRUCT(cli);
457
458 recorded = SMB_MALLOC_ARRAY(struct record, numops);
459
460 for (n=0; n<numops; n++) {
461 #if PRESETS
462 if (n < sizeof(preset) / sizeof(preset[0])) {
463 recorded[n] = preset[n];
464 } else {
465 #endif
466 recorded[n].conn = random() % NCONNECTIONS;
467 recorded[n].f = random() % NFILES;
468 recorded[n].start = lock_base + ((unsigned)random() % (lock_range-1));
469 recorded[n].len = min_length +
470 random() % (lock_range-(recorded[n].start-lock_base));
471 recorded[n].start *= RANGE_MULTIPLE;
472 recorded[n].len *= RANGE_MULTIPLE;
473 r1 = random() % 100;
474 r2 = random() % 100;
475 if (r1 < READ_PCT) {
476 recorded[n].lock_type = READ_LOCK;
477 } else {
478 recorded[n].lock_type = WRITE_LOCK;
479 }
480 if (r2 < LOCK_PCT) {
481 recorded[n].lock_op = OP_LOCK;
482 } else if (r2 < UNLOCK_PCT) {
483 recorded[n].lock_op = OP_UNLOCK;
484 } else {
485 recorded[n].lock_op = OP_REOPEN;
486 }
487 recorded[n].needed = True;
488 if (!zero_zero && recorded[n].start==0 && recorded[n].len==0) {
489 recorded[n].len = 1;
490 }
491 #if PRESETS
492 }
493 #endif
494 }
495
496 reconnect(cli, fnum, share);
497 open_files(cli, fnum);
498 n = retest(cli, fnum, numops);
499
500 if (n == numops || !analyze) return;
501 n++;
502
503 skip = n/2;
504
505 while (1) {
506 n1 = n;
507
508 close_files(cli, fnum);
509 reconnect(cli, fnum, share);
510 open_files(cli, fnum);
511
512 for (i=0;i<n-skip;i+=skip) {
513 int m, j;
514 printf("excluding %d-%d\n", i, i+skip-1);
515 for (j=i;j<i+skip;j++) {
516 recorded[j].needed = False;
517 }
518
519 close_files(cli, fnum);
520 open_files(cli, fnum);
521
522 m = retest(cli, fnum, n);
523 if (m == n) {
524 for (j=i;j<i+skip;j++) {
525 recorded[j].needed = True;
526 }
527 } else {
528 if (i+(skip-1) < m) {
529 memmove(&recorded[i], &recorded[i+skip],
530 (m-(i+skip-1))*sizeof(recorded[0]));
531 }
532 n = m-(skip-1);
533 i--;
534 }
535 }
536
537 if (skip > 1) {
538 skip = skip/2;
539 printf("skip=%d\n", skip);
540 continue;
541 }
542
543 if (n1 == n) break;
544 }
545
546 close_files(cli, fnum);
547 reconnect(cli, fnum, share);
548 open_files(cli, fnum);
549 showall = True;
550 n1 = retest(cli, fnum, n);
551 if (n1 != n-1) {
552 printf("ERROR - inconsistent result (%u %u)\n", n1, n);
553 }
554 close_files(cli, fnum);
555
556 for (i=0;i<n;i++) {
557 printf("{%s, %s, conn = %u, file = %u, start = %.0f, len = %.0f, %u},\n",
558 lock_op_name(recorded[i].lock_op),
559 lock_op_type(recorded[i].lock_type),
560 recorded[i].conn,
561 recorded[i].f,
562 (double)recorded[i].start,
563 (double)recorded[i].len,
564 recorded[i].needed);
565 }
566 }
567
568
569
570 static void usage(void)
571 {
572 printf(
573 "Usage:\n\
574 locktest //server1/share1 //server2/share2 [options..]\n\
575 options:\n\
576 -U user%%pass (may be specified twice)\n\
577 -k use kerberos\n\
578 -s seed\n\
579 -o numops\n\
580 -u hide unlock fails\n\
581 -a (show all ops)\n\
582 -A analyse for minimal ops\n\
583 -O use oplocks\n\
584 -E enable exact error code checking\n\
585 -Z enable the zero/zero lock\n\
586 -R range set lock range\n\
587 -B base set lock base\n\
588 -M min set min lock length\n\
589 ");
590 }
591
592 /****************************************************************************
593 main program
594 ****************************************************************************/
595 int main(int argc,char *argv[])
596 {
597 char *share[NSERVERS];
598 int opt;
599 char *p;
600 int seed, server;
601
602 setlinebuf(stdout);
603
604 load_case_tables();
605
606 dbf = x_stderr;
607
608 if (argc < 3 || argv[1][0] == '-') {
609 usage();
610 exit(1);
611 }
612
613 setup_logging(argv[0],True);
614
615 for (server=0;server<NSERVERS;server++) {
616 share[server] = argv[1+server];
617 all_string_sub(share[server],"/","\\",0);
618 }
619
620 argc -= NSERVERS;
621 argv += NSERVERS;
622
623 lp_load(get_dyn_CONFIGFILE(),True,False,False,True);
624 load_interfaces();
625
626 if (getenv("USER")) {
627 fstrcpy(username[0],getenv("USER"));
628 fstrcpy(username[1],getenv("USER"));
629 }
630
631 seed = time(NULL);
632
633 while ((opt = getopt(argc, argv, "U:s:ho:aAW:OkR:B:M:EZ")) != EOF) {
634 switch (opt) {
635 case 'k':
636 #ifdef HAVE_KRB5
637 use_kerberos = True;
638 #else
639 d_printf("No kerberos support compiled in\n");
640 exit(1);
641 #endif
642 break;
643 case 'U':
644 got_user = 1;
645 if (got_pass == 2) {
646 d_printf("Max of 2 usernames\n");
647 exit(1);
648 }
649 fstrcpy(username[got_pass],optarg);
650 p = strchr_m(username[got_pass],'%');
651 if (p) {
652 *p = 0;
653 fstrcpy(password[got_pass], p+1);
654 got_pass++;
655 }
656 break;
657 case 'R':
658 lock_range = strtol(optarg, NULL, 0);
659 break;
660 case 'B':
661 lock_base = strtol(optarg, NULL, 0);
662 break;
663 case 'M':
664 min_length = strtol(optarg, NULL, 0);
665 break;
666 case 's':
667 seed = atoi(optarg);
668 break;
669 case 'u':
670 hide_unlock_fails = True;
671 break;
672 case 'o':
673 numops = atoi(optarg);
674 break;
675 case 'O':
676 use_oplocks = True;
677 break;
678 case 'a':
679 showall = True;
680 break;
681 case 'A':
682 analyze = True;
683 break;
684 case 'Z':
685 zero_zero = True;
686 break;
687 case 'E':
688 exact_error_codes = True;
689 break;
690 case 'h':
691 usage();
692 exit(1);
693 default:
694 printf("Unknown option %c (%d)\n", (char)opt, opt);
695 exit(1);
696 }
697 }
698
699 if(use_kerberos && !got_user) got_pass = True;
700
701 argc -= optind;
702 argv += optind;
703
704 DEBUG(0,("seed=%u\n", seed));
705 srandom(seed);
706
707 test_locks(share);
708
709 return(0);
710 }
reg import