Finish removal of iconv_convenience in public API's.
[bbaumbach/samba-autobuild/.git] / source4 / torture / locktest.c
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 #include "lib/cmdline/popt_common.h"
22 #include "lib/events/events.h"
23 #include "system/filesys.h"
24 #include "system/time.h"
25 #include "auth/credentials/credentials.h"
26 #include "auth/gensec/gensec.h"
27 #include "libcli/libcli.h"
28 #include "param/param.h"
29 #include "libcli/resolve/resolve.h"
30
31 static int numops = 1000;
32 static int showall;
33 static int analyze;
34 static int hide_unlock_fails;
35 static int use_oplocks;
36 static unsigned int lock_range = 100;
37 static unsigned int lock_base = 0;
38 static unsigned int min_length = 0;
39 static int exact_error_codes;
40 static int zero_zero;
41
42 #define FILENAME "\\locktest.dat"
43
44 #define READ_PCT 50
45 #define LOCK_PCT 45
46 #define UNLOCK_PCT 70
47 #define RANGE_MULTIPLE 1
48 #define NSERVERS 2
49 #define NCONNECTIONS 2
50 #define NFILES 2
51 #define LOCK_TIMEOUT 0
52
53 static struct cli_credentials *servers[NSERVERS];
54
55 enum lock_op {OP_LOCK, OP_UNLOCK, OP_REOPEN};
56
57 struct record {
58         enum lock_op lock_op;
59         enum brl_type lock_type;
60         char conn, f;
61         uint64_t start, len;
62         char needed;
63         uint16_t pid;
64 };
65
66 #define PRESETS 0
67
68 #if PRESETS
69 static struct record preset[] = {
70 {OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
71 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
72 {OP_LOCK, WRITE_LOCK, 0, 0, 3, 0, 1},
73 {OP_UNLOCK, 0       , 0, 0, 2, 0, 1},
74 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
75
76 {OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
77 {OP_LOCK, READ_LOCK, 0, 0, 1, 1, 1},
78 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
79 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
80
81 {OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
82 {OP_LOCK, WRITE_LOCK, 0, 0, 3, 1, 1},
83 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
84 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
85
86 {OP_LOCK, READ_LOCK, 0, 0, 2, 0, 1},
87 {OP_LOCK, WRITE_LOCK, 0, 0, 1, 1, 1},
88 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
89 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
90
91 {OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
92 {OP_LOCK, READ_LOCK, 0, 0, 1, 1, 1},
93 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
94 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
95
96 {OP_LOCK, WRITE_LOCK, 0, 0, 2, 0, 1},
97 {OP_LOCK, READ_LOCK, 0, 0, 3, 1, 1},
98 {OP_LOCK, WRITE_LOCK, 0, 0, 0, 0, 1},
99 {OP_REOPEN, 0, 0, 0, 0, 0, 1},
100
101 };
102 #endif
103
104 static struct record *recorded;
105
106 /***************************************************** 
107 return a connection to a server
108 *******************************************************/
109 static struct smbcli_state *connect_one(struct tevent_context *ev,
110                                         struct loadparm_context *lp_ctx,
111                                         TALLOC_CTX *mem_ctx,
112                                         char *share, int snum, int conn)
113 {
114         struct smbcli_state *c;
115         char *server, *myname;
116         NTSTATUS status;
117         int retries = 10;
118         struct smbcli_options options;
119         struct smbcli_session_options session_options;
120
121         lp_smbcli_options(lp_ctx, &options);
122         lp_smbcli_session_options(lp_ctx, &session_options);
123
124         printf("connect_one(%s, %d, %d)\n", share, snum, conn);
125
126         server = talloc_strdup(mem_ctx, share+2);
127         share = strchr_m(server,'\\');
128         if (!share) return NULL;
129         *share = 0;
130         share++;
131
132         if (snum == 0) {
133                 char **unc_list = NULL;
134                 int num_unc_names;
135                 const char *p;
136                 p = lp_parm_string(lp_ctx, NULL, "torture", "unclist");
137                 if (p) {
138                         char *h, *s;
139                         unc_list = file_lines_load(p, &num_unc_names, 0, NULL);
140                         if (!unc_list || num_unc_names <= 0) {
141                                 printf("Failed to load unc names list from '%s'\n", p);
142                                 exit(1);
143                         }
144
145                         if (!smbcli_parse_unc(unc_list[conn % num_unc_names],
146                                               NULL, &h, &s)) {
147                                 printf("Failed to parse UNC name %s\n",
148                                        unc_list[conn % num_unc_names]);
149                                 exit(1);
150                         }
151                         server = talloc_strdup(mem_ctx, h);
152                         share = talloc_strdup(mem_ctx, s);
153                 }
154         }
155
156
157         myname = talloc_asprintf(mem_ctx, "lock-%u-%u", getpid(), snum);
158         cli_credentials_set_workstation(servers[snum], myname, CRED_SPECIFIED);
159
160         do {
161                 printf("\\\\%s\\%s\n", server, share);
162                 status = smbcli_full_connection(NULL, &c, 
163                                                 server, 
164                                                 lp_smb_ports(lp_ctx),
165                                                 share, NULL,
166                                                 lp_socket_options(lp_ctx),
167                                                 servers[snum], 
168                                                 lp_resolve_context(lp_ctx),
169                                                 ev, &options, &session_options,
170                                                 lp_gensec_settings(mem_ctx, lp_ctx));
171                 if (!NT_STATUS_IS_OK(status)) {
172                         sleep(2);
173                 }
174         } while (!NT_STATUS_IS_OK(status) && retries--);
175
176         if (!NT_STATUS_IS_OK(status)) {
177                 return NULL;
178         }
179
180         return c;
181 }
182
183
184 static void reconnect(struct tevent_context *ev,
185                       struct loadparm_context *lp_ctx,
186                           TALLOC_CTX *mem_ctx,
187                       struct smbcli_state *cli[NSERVERS][NCONNECTIONS], int fnum[NSERVERS][NCONNECTIONS][NFILES],
188                       char *share[NSERVERS])
189 {
190         int server, conn, f;
191
192         for (server=0;server<NSERVERS;server++)
193         for (conn=0;conn<NCONNECTIONS;conn++) {
194                 if (cli[server][conn]) {
195                         for (f=0;f<NFILES;f++) {
196                                 if (fnum[server][conn][f] != -1) {
197                                         smbcli_close(cli[server][conn]->tree, fnum[server][conn][f]);
198                                         fnum[server][conn][f] = -1;
199                                 }
200                         }
201                         talloc_free(cli[server][conn]);
202                 }
203                 cli[server][conn] = connect_one(ev, lp_ctx, mem_ctx, share[server], 
204                                                 server, conn);
205                 if (!cli[server][conn]) {
206                         DEBUG(0,("Failed to connect to %s\n", share[server]));
207                         exit(1);
208                 }
209         }
210 }
211
212
213
214 static bool test_one(struct smbcli_state *cli[NSERVERS][NCONNECTIONS], 
215                      int fnum[NSERVERS][NCONNECTIONS][NFILES],
216                      struct record *rec)
217 {
218         unsigned int conn = rec->conn;
219         unsigned int f = rec->f;
220         uint64_t start = rec->start;
221         uint64_t len = rec->len;
222         enum brl_type op = rec->lock_type;
223         int server;
224         bool ret[NSERVERS];
225         NTSTATUS status[NSERVERS];
226
227         switch (rec->lock_op) {
228         case OP_LOCK:
229                 /* set a lock */
230                 for (server=0;server<NSERVERS;server++) {
231                         NTSTATUS res;
232                         struct smbcli_tree *tree=cli[server][conn]->tree;
233                         int fn=fnum[server][conn][f];
234
235                         if (!(tree->session->transport->negotiate.capabilities & CAP_LARGE_FILES)) {
236                                 res=smbcli_lock(tree, fn, start, len, LOCK_TIMEOUT, rec->lock_op);
237                         } else {
238                                 union smb_lock parms;
239                                 int ltype;
240                                 struct smb_lock_entry lock[1];
241
242                                 parms.lockx.level = RAW_LOCK_LOCKX;
243                                 parms.lockx.in.file.fnum = fn;
244         
245                                 ltype = (rec->lock_op == READ_LOCK? 1 : 0);
246                                 ltype |= LOCKING_ANDX_LARGE_FILES;
247                                 parms.lockx.in.mode = ltype;
248                                 parms.lockx.in.timeout = LOCK_TIMEOUT;
249                                 parms.lockx.in.ulock_cnt = 0;
250                                 parms.lockx.in.lock_cnt = 1;
251                                 lock[0].pid = rec->pid;
252                                 lock[0].offset = start;
253                                 lock[0].count = len;
254                                 parms.lockx.in.locks = &lock[0];
255
256                                 res = smb_raw_lock(tree, &parms);
257                         }
258
259                         ret[server] = NT_STATUS_IS_OK(res); 
260                         status[server] = smbcli_nt_error(cli[server][conn]->tree);
261                         if (!exact_error_codes && 
262                             NT_STATUS_EQUAL(status[server], 
263                                             NT_STATUS_FILE_LOCK_CONFLICT)) {
264                                 status[server] = NT_STATUS_LOCK_NOT_GRANTED;
265                         }
266                 }
267                 if (showall || !NT_STATUS_EQUAL(status[0],status[1])) {
268                         printf("lock   conn=%u f=%u range=%.0f(%.0f) op=%s -> %s:%s\n",
269                                conn, f, 
270                                (double)start, (double)len,
271                                op==READ_LOCK?"READ_LOCK":"WRITE_LOCK",
272                                nt_errstr(status[0]), nt_errstr(status[1]));
273                 }
274                 if (!NT_STATUS_EQUAL(status[0],status[1])) return false;
275                 break;
276                 
277         case OP_UNLOCK:
278                 /* unset a lock */
279                 for (server=0;server<NSERVERS;server++) {
280                         NTSTATUS res;
281                         struct smbcli_tree *tree=cli[server][conn]->tree;
282                         int fn=fnum[server][conn][f];
283
284
285                         if (!(tree->session->transport->negotiate.capabilities & CAP_LARGE_FILES)) {
286                                 res=smbcli_unlock(tree, fn, start, len);
287                         } else {
288                                 union smb_lock parms;
289                                 struct smb_lock_entry lock[1];
290
291                                 parms.lockx.level = RAW_LOCK_LOCKX;
292                                 parms.lockx.in.file.fnum = fn;
293                                 parms.lockx.in.mode = LOCKING_ANDX_LARGE_FILES;
294                                 parms.lockx.in.timeout = 0;
295                                 parms.lockx.in.ulock_cnt = 1;
296                                 parms.lockx.in.lock_cnt = 0;
297                                 lock[0].pid = rec->pid;
298                                 lock[0].count = len;
299                                 lock[0].offset = start;
300                                 parms.lockx.in.locks = &lock[0];
301
302                                 res = smb_raw_lock(tree, &parms);
303                         }
304
305                         ret[server] = NT_STATUS_IS_OK(res);
306                         status[server] = smbcli_nt_error(cli[server][conn]->tree);
307                 }
308                 if (showall || 
309                     (!hide_unlock_fails && !NT_STATUS_EQUAL(status[0],status[1]))) {
310                         printf("unlock conn=%u f=%u range=%.0f(%.0f)       -> %s:%s\n",
311                                conn, f, 
312                                (double)start, (double)len,
313                                nt_errstr(status[0]), nt_errstr(status[1]));
314                 }
315                 if (!hide_unlock_fails && !NT_STATUS_EQUAL(status[0],status[1])) 
316                         return false;
317                 break;
318
319         case OP_REOPEN:
320                 /* reopen the file */
321                 for (server=0;server<NSERVERS;server++) {
322                         smbcli_close(cli[server][conn]->tree, fnum[server][conn][f]);
323                         fnum[server][conn][f] = -1;
324                 }
325                 for (server=0;server<NSERVERS;server++) {
326                         fnum[server][conn][f] = smbcli_open(cli[server][conn]->tree, FILENAME,
327                                                          O_RDWR|O_CREAT,
328                                                          DENY_NONE);
329                         if (fnum[server][conn][f] == -1) {
330                                 printf("failed to reopen on share%d\n", server);
331                                 return false;
332                         }
333                 }
334                 if (showall) {
335                         printf("reopen conn=%u f=%u\n",
336                                conn, f);
337                 }
338                 break;
339         }
340
341         return true;
342 }
343
344 static void close_files(struct smbcli_state *cli[NSERVERS][NCONNECTIONS], 
345                         int fnum[NSERVERS][NCONNECTIONS][NFILES])
346 {
347         int server, conn, f; 
348
349         for (server=0;server<NSERVERS;server++)
350         for (conn=0;conn<NCONNECTIONS;conn++)
351         for (f=0;f<NFILES;f++) {
352                 if (fnum[server][conn][f] != -1) {
353                         smbcli_close(cli[server][conn]->tree, fnum[server][conn][f]);
354                         fnum[server][conn][f] = -1;
355                 }
356         }
357         for (server=0;server<NSERVERS;server++) {
358                 smbcli_unlink(cli[server][0]->tree, FILENAME);
359         }
360 }
361
362 static void open_files(struct smbcli_state *cli[NSERVERS][NCONNECTIONS], 
363                        int fnum[NSERVERS][NCONNECTIONS][NFILES])
364 {
365         int server, conn, f; 
366
367         for (server=0;server<NSERVERS;server++)
368         for (conn=0;conn<NCONNECTIONS;conn++)
369         for (f=0;f<NFILES;f++) {
370                 fnum[server][conn][f] = smbcli_open(cli[server][conn]->tree, FILENAME,
371                                                  O_RDWR|O_CREAT,
372                                                  DENY_NONE);
373                 if (fnum[server][conn][f] == -1) {
374                         fprintf(stderr,"Failed to open fnum[%u][%u][%u]\n",
375                                 server, conn, f);
376                         exit(1);
377                 }
378         }
379 }
380
381
382 static int retest(struct smbcli_state *cli[NSERVERS][NCONNECTIONS], 
383                    int fnum[NSERVERS][NCONNECTIONS][NFILES],
384                    int n)
385 {
386         int i;
387         printf("Testing %u ...\n", n);
388         for (i=0; i<n; i++) {
389                 if (i && i % 100 == 0) {
390                         printf("%u\n", i);
391                 }
392
393                 if (recorded[i].needed &&
394                     !test_one(cli, fnum, &recorded[i])) return i;
395         }
396         return n;
397 }
398
399
400 /* each server has two connections open to it. Each connection has two file
401    descriptors open on the file - 8 file descriptors in total 
402
403    we then do random locking ops in tamdem on the 4 fnums from each
404    server and ensure that the results match
405  */
406 static int test_locks(struct tevent_context *ev,
407                       struct loadparm_context *lp_ctx,
408                           TALLOC_CTX *mem_ctx,
409                       char *share[NSERVERS])
410 {
411         struct smbcli_state *cli[NSERVERS][NCONNECTIONS];
412         int fnum[NSERVERS][NCONNECTIONS][NFILES];
413         int n, i, n1, skip, r1, r2; 
414
415         ZERO_STRUCT(fnum);
416         ZERO_STRUCT(cli);
417
418         recorded = malloc_array_p(struct record, numops);
419
420         for (n=0; n<numops; n++) {
421 #if PRESETS
422                 if (n < sizeof(preset) / sizeof(preset[0])) {
423                         recorded[n] = preset[n];
424                 } else {
425 #endif
426                         recorded[n].conn = random() % NCONNECTIONS;
427                         recorded[n].f = random() % NFILES;
428                         recorded[n].start = lock_base + ((unsigned int)random() % (lock_range-1));
429                         recorded[n].len =  min_length +
430                                 random() % (lock_range-(recorded[n].start-lock_base));
431                         recorded[n].start *= RANGE_MULTIPLE;
432                         recorded[n].len *= RANGE_MULTIPLE;
433                         recorded[n].pid = random()%3;
434                         if (recorded[n].pid == 2) {
435                                 recorded[n].pid = 0xFFFF; /* see if its magic */
436                         }
437                         r1 = random() % 100;
438                         r2 = random() % 100;
439                         if (r1 < READ_PCT) {
440                                 recorded[n].lock_type = READ_LOCK;
441                         } else {
442                                 recorded[n].lock_type = WRITE_LOCK;
443                         }
444                         if (r2 < LOCK_PCT) {
445                                 recorded[n].lock_op = OP_LOCK;
446                         } else if (r2 < UNLOCK_PCT) {
447                                 recorded[n].lock_op = OP_UNLOCK;
448                         } else {
449                                 recorded[n].lock_op = OP_REOPEN;
450                         }
451                         recorded[n].needed = true;
452                         if (!zero_zero && recorded[n].start==0 && recorded[n].len==0) {
453                                 recorded[n].len = 1;
454                         }
455 #if PRESETS
456                 }
457 #endif
458         }
459
460         reconnect(ev, lp_ctx, mem_ctx, cli, fnum, share);
461         open_files(cli, fnum);
462         n = retest(cli, fnum, numops);
463
464         if (n == numops || !analyze) {
465                 if (n != numops) {
466                         return 1;
467                 }
468                 return 0;
469         }
470         n++;
471
472         skip = n/2;
473
474         while (1) {
475                 n1 = n;
476
477                 close_files(cli, fnum);
478                 reconnect(ev, lp_ctx, mem_ctx, cli, fnum, share);
479                 open_files(cli, fnum);
480
481                 for (i=0;i<n-skip;i+=skip) {
482                         int m, j;
483                         printf("excluding %d-%d\n", i, i+skip-1);
484                         for (j=i;j<i+skip;j++) {
485                                 recorded[j].needed = false;
486                         }
487
488                         close_files(cli, fnum);
489                         open_files(cli, fnum);
490
491                         m = retest(cli, fnum, n);
492                         if (m == n) {
493                                 for (j=i;j<i+skip;j++) {
494                                         recorded[j].needed = true;
495                                 }
496                         } else {
497                                 if (i+(skip-1) < m) {
498                                         memmove(&recorded[i], &recorded[i+skip],
499                                                 (m-(i+skip-1))*sizeof(recorded[0]));
500                                 }
501                                 n = m-(skip-1);
502                                 i--;
503                         }
504                 }
505
506                 if (skip > 1) {
507                         skip = skip/2;
508                         printf("skip=%d\n", skip);
509                         continue;
510                 }
511
512                 if (n1 == n) break;
513         }
514
515         close_files(cli, fnum);
516         reconnect(ev, lp_ctx, mem_ctx, cli, fnum, share);
517         open_files(cli, fnum);
518         showall = true;
519         n1 = retest(cli, fnum, n);
520         if (n1 != n-1) {
521                 printf("ERROR - inconsistent result (%u %u)\n", n1, n);
522         }
523         close_files(cli, fnum);
524
525         for (i=0;i<n;i++) {
526                 printf("{%d, %d, %u, %u, %.0f, %.0f, %u},\n",
527                        recorded[i].lock_op,
528                        recorded[i].lock_type,
529                        recorded[i].conn,
530                        recorded[i].f,
531                        (double)recorded[i].start,
532                        (double)recorded[i].len,
533                        recorded[i].needed);
534         }       
535
536         return 1;
537 }
538
539
540
541 static void usage(poptContext pc)
542 {
543         printf("Usage:\n\tlocktest //server1/share1 //server2/share2 [options..]\n");
544         poptPrintUsage(pc, stdout, 0);
545 }
546
547 /****************************************************************************
548   main program
549 ****************************************************************************/
550  int main(int argc,char *argv[])
551 {
552         char *share[NSERVERS];
553         int opt;
554         int seed, server;
555         int username_count=0;
556         struct tevent_context *ev;
557         struct loadparm_context *lp_ctx;
558         poptContext pc;
559         int argc_new, i;
560         char **argv_new;
561         enum {OPT_UNCLIST=1000};
562         struct poptOption long_options[] = {
563                 POPT_AUTOHELP
564                 {"seed",          0, POPT_ARG_INT,  &seed,      0,      "Seed to use for randomizer",   NULL},
565                 {"num-ops",       0, POPT_ARG_INT,  &numops,    0,      "num ops",      NULL},
566                 {"lockrange",     0, POPT_ARG_INT,  &lock_range,0,      "locking range", NULL},
567                 {"lockbase",      0, POPT_ARG_INT,  &lock_base, 0,      "locking base", NULL},
568                 {"minlength",     0, POPT_ARG_INT,  &min_length,0,      "min lock length", NULL},
569                 {"hidefails",     0, POPT_ARG_NONE, &hide_unlock_fails,0,"hide unlock fails", NULL},
570                 {"oplocks",       0, POPT_ARG_NONE, &use_oplocks,0,      "use oplocks", NULL},
571                 {"showall",       0, POPT_ARG_NONE, &showall,    0,      "display all operations", NULL},
572                 {"analyse",       0, POPT_ARG_NONE, &analyze,    0,      "do backtrack analysis", NULL},
573                 {"zerozero",      0, POPT_ARG_NONE, &zero_zero,    0,      "do zero/zero lock", NULL},
574                 {"exacterrors",   0, POPT_ARG_NONE, &exact_error_codes,0,"use exact error codes", NULL},
575                 {"unclist",       0, POPT_ARG_STRING,   NULL,   OPT_UNCLIST,    "unclist",      NULL},
576                 { "user", 'U',       POPT_ARG_STRING, NULL, 'U', "Set the network username", "[DOMAIN/]USERNAME[%PASSWORD]" },
577                 POPT_COMMON_SAMBA
578                 POPT_COMMON_CONNECTION
579                 POPT_COMMON_CREDENTIALS
580                 POPT_COMMON_VERSION
581                 { NULL }
582         };
583
584         setlinebuf(stdout);
585         seed = time(NULL);
586
587         pc = poptGetContext("locktest", argc, (const char **) argv, long_options, 
588                             POPT_CONTEXT_KEEP_FIRST);
589
590         poptSetOtherOptionHelp(pc, "<unc1> <unc2>");
591
592         lp_ctx = cmdline_lp_ctx;
593         servers[0] = cli_credentials_init(talloc_autofree_context());
594         servers[1] = cli_credentials_init(talloc_autofree_context());
595         cli_credentials_guess(servers[0], lp_ctx);
596         cli_credentials_guess(servers[1], lp_ctx);
597
598         while((opt = poptGetNextOpt(pc)) != -1) {
599                 switch (opt) {
600                 case OPT_UNCLIST:
601                         lp_set_cmdline(cmdline_lp_ctx, "torture:unclist", poptGetOptArg(pc));
602                         break;
603                 case 'U':
604                         if (username_count == 2) {
605                                 usage(pc);
606                                 exit(1);
607                         }
608                         cli_credentials_parse_string(servers[username_count], poptGetOptArg(pc), CRED_SPECIFIED);
609                         username_count++;
610                         break;
611                 }
612         }
613
614         argv_new = discard_const_p(char *, poptGetArgs(pc));
615         argc_new = argc;
616         for (i=0; i<argc; i++) {
617                 if (argv_new[i] == NULL) {
618                         argc_new = i;
619                         break;
620                 }
621         }
622
623         if (!(argc_new >= 3)) {
624                 usage(pc);
625                 exit(1);
626         }
627
628         setup_logging("locktest", DEBUG_STDOUT);
629
630         for (server=0;server<NSERVERS;server++) {
631                 share[server] = argv_new[1+server];
632                 all_string_sub(share[server],"/","\\",0);
633         }
634
635         lp_ctx = cmdline_lp_ctx;
636
637         if (username_count == 0) {
638                 usage(pc);
639                 return -1;
640         }
641         if (username_count == 1) {
642                 servers[1] = servers[0];
643         }
644
645         ev = s4_event_context_init(talloc_autofree_context());
646
647         gensec_init(lp_ctx);
648
649         DEBUG(0,("seed=%u base=%d range=%d min_length=%d\n", 
650                  seed, lock_base, lock_range, min_length));
651         srandom(seed);
652
653         return test_locks(ev, lp_ctx, NULL, share);
654 }
655