source4/torture/gentest_smb2.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    generic testing tool - version with SMB2 support
   5
   6    Copyright (C) Andrew Tridgell 2003-2008
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 #include "includes.h"
  23 #include "lib/cmdline/popt_common.h"
  24 #include "lib/events/events.h"
  25 #include "system/time.h"
  26 #include "system/filesys.h"
  27 #include "libcli/raw/request.h"
  28 #include "libcli/libcli.h"
  29 #include "libcli/raw/libcliraw.h"
  30 #include "libcli/smb2/smb2.h"
  31 #include "libcli/smb2/smb2_calls.h"
  32 #include "librpc/gen_ndr/security.h"
  33 #include "auth/credentials/credentials.h"
  34 #include "libcli/resolve/resolve.h"
  35 #include "auth/gensec/gensec.h"
  36 #include "param/param.h"
  37 #include "dynconfig/dynconfig.h"
  38
  39 #define NSERVERS 2
  40 #define NINSTANCES 2
  41
  42 /* global options */
  43 static struct gentest_options {
  44         int showall;
  45         int analyze;
  46         int analyze_always;
  47         int analyze_continuous;
  48         uint_t max_open_handles;
  49         uint_t seed;
  50         uint_t numops;
  51         int use_oplocks;
  52         char **ignore_patterns;
  53         const char *seeds_file;
  54         int use_preset_seeds;
  55         int fast_reconnect;
  56         int mask_indexing;
  57         int no_eas;
  58         int skip_cleanup;
  59         int valid;
  60 } options;
  61
  62 /* mapping between open handles on the server and local handles */
  63 static struct {
  64         bool active;
  65         uint_t instance;
  66         struct smb2_handle server_handle[NSERVERS];
  67         const char *name;
  68 } *open_handles;
  69 static uint_t num_open_handles;
  70
  71 /* state information for the servers. We open NINSTANCES connections to
  72    each server */
  73 static struct {
  74         struct smb2_tree *tree[NINSTANCES];
  75         char *server_name;
  76         char *share_name;
  77         struct cli_credentials *credentials;
  78 } servers[NSERVERS];
  79
  80 /* the seeds and flags for each operation */
  81 static struct {
  82         uint_t seed;
  83         bool disabled;
  84 } *op_parms;
  85
  86
  87 /* oplock break info */
  88 static struct {
  89         bool got_break;
  90         struct smb2_handle server_handle;
  91         uint16_t handle;
  92         uint8_t level;
  93         bool do_close;
  94 } oplocks[NSERVERS][NINSTANCES];
  95
  96 /* change notify reply info */
  97 static struct {
  98         int notify_count;
  99         NTSTATUS status;
 100         union smb_notify notify;
 101 } notifies[NSERVERS][NINSTANCES];
 102
 103 /* info relevant to the current operation */
 104 static struct {
 105         const char *name;
 106         uint_t seed;
 107         NTSTATUS status;
 108         uint_t opnum;
 109         TALLOC_CTX *mem_ctx;
 110 } current_op;
 111
 112 static struct smb2_handle bad_smb2_handle;
 113
 114
 115 #define BAD_HANDLE 0xFFFE
 116
 117 static bool oplock_handler(struct smb2_transport *transport, const struct smb2_handle *handle,
 118                            uint8_t level, void *private_data);
 119 static void idle_func(struct smb2_transport *transport, void *private);
 120
 121 /*
 122   check if a string should be ignored. This is used as the basis
 123   for all error ignore settings
 124 */
 125 static bool ignore_pattern(const char *str)
 126 {
 127         int i;
 128         if (!options.ignore_patterns) return false;
 129
 130         for (i=0;options.ignore_patterns[i];i++) {
 131                 if (strcmp(options.ignore_patterns[i], str) == 0 ||
 132                     gen_fnmatch(options.ignore_patterns[i], str) == 0) {
 133                         DEBUG(2,("Ignoring '%s'\n", str));
 134                         return true;
 135                 }
 136         }
 137         return false;
 138 }
 139
 140 /*****************************************************
 141 connect to the servers
 142 *******************************************************/
 143 static bool connect_servers_fast(void)
 144 {
 145         int h, i;
 146
 147         /* close all open files */
 148         for (h=0;h<options.max_open_handles;h++) {
 149                 if (!open_handles[h].active) continue;
 150                 for (i=0;i<NSERVERS;i++) {
 151                         NTSTATUS status = smb2_util_close(servers[i].tree[open_handles[h].instance],
 152                                                           open_handles[h].server_handle[i]);
 153                         if (NT_STATUS_IS_ERR(status)) {
 154                                 return false;
 155                         }
 156                         open_handles[h].active = false;
 157                 }
 158         }
 159
 160         return true;
 161 }
 162
 163
 164
 165
 166 /*****************************************************
 167 connect to the servers
 168 *******************************************************/
 169 static bool connect_servers(struct event_context *ev,
 170                             struct loadparm_context *lp_ctx)
 171 {
 172         int i, j;
 173
 174         if (options.fast_reconnect && servers[0].tree[0]) {
 175                 if (connect_servers_fast()) {
 176                         return true;
 177                 }
 178         }
 179
 180         /* close any existing connections */
 181         for (i=0;i<NSERVERS;i++) {
 182                 for (j=0;j<NINSTANCES;j++) {
 183                         if (servers[i].tree[j]) {
 184                                 smb2_tdis(servers[i].tree[j]);
 185                                 talloc_free(servers[i].tree[j]);
 186                                 servers[i].tree[j] = NULL;
 187                         }
 188                 }
 189         }
 190
 191         for (i=0;i<NSERVERS;i++) {
 192                 for (j=0;j<NINSTANCES;j++) {
 193                         NTSTATUS status;
 194                         printf("Connecting to \\\\%s\\%s as %s - instance %d\n",
 195                                servers[i].server_name, servers[i].share_name,
 196                                servers[i].credentials->username, j);
 197
 198                         cli_credentials_set_workstation(servers[i].credentials,
 199                                                         "gentest", CRED_SPECIFIED);
 200
 201                         status = smb2_connect(NULL, servers[i].server_name,
 202                                               servers[i].share_name,
 203                                               lp_resolve_context(lp_ctx),
 204                                               servers[i].credentials,
 205                                               &servers[i].tree[j],
 206                                               ev);
 207                         if (!NT_STATUS_IS_OK(status)) {
 208                                 printf("Failed to connect to \\\\%s\\%s - %s\n",
 209                                        servers[i].server_name, servers[i].share_name,
 210                                        nt_errstr(status));
 211                                 return false;
 212                         }
 213
 214                         servers[i].tree[j]->session->transport->oplock.handler = oplock_handler;
 215                         servers[i].tree[j]->session->transport->oplock.private_data = (void *)(uintptr_t)((i<<8)|j);
 216                         smb2_transport_idle_handler(servers[i].tree[j]->session->transport, idle_func, 50000, NULL);
 217                 }
 218         }
 219
 220         return true;
 221 }
 222
 223 /*
 224   work out the time skew between the servers - be conservative
 225 */
 226 static uint_t time_skew(void)
 227 {
 228         uint_t ret;
 229         ret = labs(servers[0].tree[0]->session->transport->negotiate.system_time -
 230                   servers[1].tree[0]->session->transport->negotiate.system_time);
 231         return ret + 300;
 232 }
 233
 234
 235 static bool smb2_handle_equal(const struct smb2_handle *h1, const struct smb2_handle *h2)
 236 {
 237         return memcmp(h1, h2, sizeof(struct smb2_handle)) == 0;
 238 }
 239
 240 /*
 241   turn a server handle into a local handle
 242 */
 243 static uint_t fnum_to_handle(int server, int instance, struct smb2_handle server_handle)
 244 {
 245         uint_t i;
 246         for (i=0;i<options.max_open_handles;i++) {
 247                 if (!open_handles[i].active ||
 248                     instance != open_handles[i].instance) continue;
 249                 if (smb2_handle_equal(&open_handles[i].server_handle[server], &server_handle)) {
 250                         return i;
 251                 }
 252         }
 253         printf("Invalid server handle in fnum_to_handle on server %d instance %d\n",
 254                server, instance);
 255         return BAD_HANDLE;
 256 }
 257
 258 /*
 259   add some newly opened handles
 260 */
 261 static void gen_add_handle(int instance, const char *name, struct smb2_handle handles[NSERVERS])
 262 {
 263         int i, h;
 264         for (h=0;h<options.max_open_handles;h++) {
 265                 if (!open_handles[h].active) break;
 266         }
 267         if (h == options.max_open_handles) {
 268                 /* we have to force close a random handle */
 269                 h = random() % options.max_open_handles;
 270                 for (i=0;i<NSERVERS;i++) {
 271                         NTSTATUS status;
 272                         status = smb2_util_close(servers[i].tree[open_handles[h].instance],
 273                                                  open_handles[h].server_handle[i]);
 274                         if (NT_STATUS_IS_ERR(status)) {
 275                                 printf("INTERNAL ERROR: Close failed when recovering handle! - %s\n",
 276                                        nt_errstr(status));
 277                         }
 278                 }
 279                 printf("Recovered handle %d\n", h);
 280                 num_open_handles--;
 281         }
 282         for (i=0;i<NSERVERS;i++) {
 283                 open_handles[h].server_handle[i] = handles[i];
 284                 open_handles[h].instance = instance;
 285                 open_handles[h].active = true;
 286                 open_handles[h].name = name;
 287         }
 288         num_open_handles++;
 289
 290         printf("OPEN num_open_handles=%d h=%d (%s)\n",
 291                num_open_handles, h, name);
 292 }
 293
 294 /*
 295   remove a closed handle
 296 */
 297 static void gen_remove_handle(int instance, struct smb2_handle handles[NSERVERS])
 298 {
 299         int h;
 300         for (h=0;h<options.max_open_handles;h++) {
 301                 if (instance == open_handles[h].instance &&
 302                     smb2_handle_equal(&open_handles[h].server_handle[0], &handles[0])) {
 303                         open_handles[h].active = false;
 304                         num_open_handles--;
 305                         printf("CLOSE num_open_handles=%d h=%d (%s)\n",
 306                                num_open_handles, h,
 307                                open_handles[h].name);
 308                         return;
 309                 }
 310         }
 311         printf("Removing invalid handle!?\n");
 312         exit(1);
 313 }
 314
 315 /*
 316   return true with 'chance' probability as a percentage
 317 */
 318 static bool gen_chance(uint_t chance)
 319 {
 320         return ((random() % 100) <= chance);
 321 }
 322
 323 /*
 324   map an internal handle number to a server handle
 325 */
 326 static struct smb2_handle gen_lookup_handle(int server, uint16_t handle)
 327 {
 328         if (handle == BAD_HANDLE) return bad_smb2_handle;
 329         return open_handles[handle].server_handle[server];
 330 }
 331
 332 /*
 333   return a file handle
 334 */
 335 static uint16_t gen_fnum(int instance)
 336 {
 337         uint16_t h;
 338         int count = 0;
 339
 340         if (gen_chance(20)) return BAD_HANDLE;
 341
 342         while (num_open_handles > 0 && count++ < 10*options.max_open_handles) {
 343                 h = random() % options.max_open_handles;
 344                 if (open_handles[h].active &&
 345                     open_handles[h].instance == instance) {
 346                         return h;
 347                 }
 348         }
 349         return BAD_HANDLE;
 350 }
 351
 352 /*
 353   return a file handle, but skewed so we don't close the last
 354   couple of handles too readily
 355 */
 356 static uint16_t gen_fnum_close(int instance)
 357 {
 358         if (num_open_handles < 5) {
 359                 if (gen_chance(90)) return BAD_HANDLE;
 360         }
 361
 362         return gen_fnum(instance);
 363 }
 364
 365 /*
 366   generate an integer in a specified range
 367 */
 368 static int gen_int_range(uint64_t min, uint64_t max)
 369 {
 370         uint_t r = random();
 371         return min + (r % (1+max-min));
 372 }
 373
 374 /*
 375   return a fnum for use as a root fid
 376   be careful to call GEN_SET_FNUM() when you use this!
 377 */
 378 static uint16_t gen_root_fid(int instance)
 379 {
 380         if (gen_chance(5)) return gen_fnum(instance);
 381         return 0;
 382 }
 383
 384 /*
 385   generate a file offset
 386 */
 387 static int gen_offset(void)
 388 {
 389         if (gen_chance(20)) return 0;
 390 //      if (gen_chance(5)) return gen_int_range(0, 0xFFFFFFFF);
 391         return gen_int_range(0, 1024*1024);
 392 }
 393
 394 /*
 395   generate a io count
 396 */
 397 static int gen_io_count(void)
 398 {
 399         if (gen_chance(20)) return 0;
 400 //      if (gen_chance(5)) return gen_int_range(0, 0xFFFFFFFF);
 401         return gen_int_range(0, 4096);
 402 }
 403
 404 /*
 405   generate a filename
 406 */
 407 static const char *gen_fname(void)
 408 {
 409         const char *names[] = {"gentest\\gentest.dat",
 410                                "gentest\\foo",
 411                                "gentest\\foo2.sym",
 412                                "gentest\\foo3.dll",
 413                                "gentest\\foo4",
 414                                "gentest\\foo4:teststream1",
 415                                "gentest\\foo4:teststream2",
 416                                "gentest\\foo5.exe",
 417                                "gentest\\foo5.exe:teststream3",
 418                                "gentest\\foo5.exe:teststream4",
 419                                "gentest\\foo6.com",
 420                                "gentest\\blah",
 421                                "gentest\\blah\\blergh.txt",
 422                                "gentest\\blah\\blergh2",
 423                                "gentest\\blah\\blergh3.txt",
 424                                "gentest\\blah\\blergh4",
 425                                "gentest\\blah\\blergh5.txt",
 426                                "gentest\\blah\\blergh5",
 427                                "gentest\\blah\\.",
 428 #if 0
 429                                /* this causes problem with w2k3 */
 430                                "gentest\\blah\\..",
 431 #endif
 432                                "gentest\\a_very_long_name.bin",
 433                                "gentest\\x.y",
 434                                "gentest\\blah"};
 435         int i;
 436
 437         do {
 438                 i = gen_int_range(0, ARRAY_SIZE(names)-1);
 439         } while (ignore_pattern(names[i]));
 440
 441         return names[i];
 442 }
 443
 444 /*
 445   generate a filename with a higher chance of choosing an already
 446   open file
 447 */
 448 static const char *gen_fname_open(int instance)
 449 {
 450         uint16_t h;
 451         h = gen_fnum(instance);
 452         if (h == BAD_HANDLE) {
 453                 return gen_fname();
 454         }
 455         return open_handles[h].name;
 456 }
 457
 458 /*
 459   generate a wildcard pattern
 460 */
 461 static const char *gen_pattern(void)
 462 {
 463         int i;
 464         const char *names[] = {"gentest\\*.dat",
 465                                "gentest\\*",
 466                                "gentest\\*.*",
 467                                "gentest\\blah\\*.*",
 468                                "gentest\\blah\\*",
 469                                "gentest\\?"};
 470
 471         if (gen_chance(50)) return gen_fname();
 472
 473         do {
 474                 i = gen_int_range(0, ARRAY_SIZE(names)-1);
 475         } while (ignore_pattern(names[i]));
 476
 477         return names[i];
 478 }
 479
 480 static uint32_t gen_bits_levels(int nlevels, ...)
 481 {
 482         va_list ap;
 483         uint32_t pct;
 484         uint32_t mask;
 485         int i;
 486         va_start(ap, nlevels);
 487         for (i=0;i<nlevels;i++) {
 488                 pct = va_arg(ap, uint32_t);
 489                 mask = va_arg(ap, uint32_t);
 490                 if (pct == 100 || gen_chance(pct)) {
 491                         va_end(ap);
 492                         return mask & random();
 493                 }
 494         }
 495         va_end(ap);
 496         return 0;
 497 }
 498
 499 /*
 500   generate a bitmask
 501 */
 502 static uint32_t gen_bits_mask(uint_t mask)
 503 {
 504         uint_t ret = random();
 505         return ret & mask;
 506 }
 507
 508 /*
 509   generate a bitmask with high probability of the first mask
 510   and low of the second
 511 */
 512 static uint32_t gen_bits_mask2(uint32_t mask1, uint32_t mask2)
 513 {
 514         if (!options.valid && gen_chance(10)) return gen_bits_mask(mask2);
 515         return gen_bits_mask(mask1);
 516 }
 517
 518 /*
 519   generate reserved values
 520  */
 521 static uint64_t gen_reserved8(void)
 522 {
 523         if (options.valid) return 0;
 524         return gen_bits_mask(0xFF);
 525 }
 526
 527 static uint64_t gen_reserved16(void)
 528 {
 529         if (options.valid) return 0;
 530         return gen_bits_mask(0xFFFF);
 531 }
 532
 533 static uint64_t gen_reserved32(void)
 534 {
 535         if (options.valid) return 0;
 536         return gen_bits_mask(0xFFFFFFFF);
 537 }
 538
 539 static uint64_t gen_reserved64(void)
 540 {
 541         if (options.valid) return 0;
 542         return gen_bits_mask(0xFFFFFFFF) | (((uint64_t)gen_bits_mask(0xFFFFFFFF))<<32);
 543 }
 544
 545
 546
 547 /*
 548   generate a boolean
 549 */
 550 static bool gen_bool(void)
 551 {
 552         return gen_bits_mask2(0x1, 0xFF);
 553 }
 554
 555 /*
 556   return a set of lock flags
 557 */
 558 static uint16_t gen_lock_flags(void)
 559 {
 560         if (!options.valid && gen_chance(5))  return gen_bits_mask(0xFFFF);
 561         if (gen_chance(20)) return gen_bits_mask(0x1F);
 562         if (gen_chance(50)) return SMB2_LOCK_FLAG_UNLOCK;
 563         return gen_bits_mask(SMB2_LOCK_FLAG_SHARED |
 564                              SMB2_LOCK_FLAG_EXCLUSIVE |
 565                              SMB2_LOCK_FLAG_FAIL_IMMEDIATELY);
 566 }
 567
 568 /*
 569   generate a lock count
 570 */
 571 static off_t gen_lock_count(void)
 572 {
 573         return gen_int_range(0, 3);
 574 }
 575
 576 /*
 577   generate a NT access mask
 578 */
 579 static uint32_t gen_access_mask(void)
 580 {
 581         uint32_t ret;
 582         if (gen_chance(70)) return SEC_FLAG_MAXIMUM_ALLOWED;
 583         if (gen_chance(70)) return SEC_FILE_ALL;
 584         ret = gen_bits_mask(0xFFFFFFFF);
 585         if (options.valid) ret &= ~SEC_MASK_INVALID;
 586         return ret;
 587 }
 588
 589 /*
 590   generate a ntcreatex create options bitfield
 591 */
 592 static uint32_t gen_create_options(void)
 593 {
 594         if (!options.valid && gen_chance(20)) return gen_bits_mask(0xFFFFFFFF);
 595         if (gen_chance(50)) return 0;
 596         return gen_bits_mask(NTCREATEX_OPTIONS_DELETE_ON_CLOSE | NTCREATEX_OPTIONS_DIRECTORY);
 597 }
 598
 599 /*
 600   generate a ntcreatex open disposition
 601 */
 602 static uint32_t gen_open_disp(void)
 603 {
 604         if (gen_chance(50)) return NTCREATEX_DISP_OPEN_IF;
 605         if (!options.valid && gen_chance(10)) return gen_bits_mask(0xFFFFFFFF);
 606         return gen_int_range(0, 5);
 607 }
 608
 609 /*
 610   generate a file attrib combination
 611 */
 612 static uint32_t gen_attrib(void)
 613 {
 614         uint32_t ret;
 615         if (gen_chance(20)) {
 616                 ret = gen_bits_mask(0xFFFFFFFF);
 617                 if (options.valid) ret &= FILE_ATTRIBUTE_ALL_MASK;
 618                 return ret;
 619         }
 620         return gen_bits_mask(FILE_ATTRIBUTE_NORMAL | FILE_ATTRIBUTE_DIRECTORY);
 621 }
 622
 623 /*
 624   generate a unix timestamp
 625 */
 626 static time_t gen_timet(void)
 627 {
 628         if (gen_chance(30)) return 0;
 629         return (time_t)random();
 630 }
 631
 632 /*
 633   generate a unix timestamp
 634 */
 635 static NTTIME gen_nttime(void)
 636 {
 637         NTTIME ret;
 638         unix_to_nt_time(&ret, gen_timet());
 639         return ret;
 640 }
 641
 642 /*
 643   generate a file allocation size
 644 */
 645 static uint_t gen_alloc_size(void)
 646 {
 647         uint_t ret;
 648
 649         if (gen_chance(30)) return 0;
 650
 651         ret = random() % 4*1024*1024;
 652         /* give a high chance of a round number */
 653         if (gen_chance(60)) {
 654                 ret &= ~(1024*1024 - 1);
 655         }
 656         return ret;
 657 }
 658
 659 /*
 660   generate an ea_struct
 661 */
 662 static struct ea_struct gen_ea_struct(void)
 663 {
 664         struct ea_struct ea;
 665         const char *names[] = {"EAONE",
 666                                "",
 667                                "FOO!",
 668                                " WITH SPACES ",
 669                                ".",
 670                                "AVERYLONGATTRIBUTENAME"};
 671         const char *values[] = {"VALUE1",
 672                                "",
 673                                "NOT MUCH FOO",
 674                                " LEADING SPACES ",
 675                                ":",
 676                                "ASOMEWHATLONGERATTRIBUTEVALUE"};
 677         int i;
 678
 679         ZERO_STRUCT(ea);
 680
 681         do {
 682                 i = gen_int_range(0, ARRAY_SIZE(names)-1);
 683         } while (ignore_pattern(names[i]));
 684
 685         ea.name.s = names[i];
 686
 687         do {
 688                 i = gen_int_range(0, ARRAY_SIZE(values)-1);
 689         } while (ignore_pattern(values[i]));
 690
 691         ea.value = data_blob(values[i], strlen(values[i]));
 692
 693         if (gen_chance(10)) ea.flags = gen_bits_mask(0xFF);
 694         ea.flags = 0;
 695
 696         return ea;
 697 }
 698
 699 /*
 700   generate an ea_struct
 701 */
 702 static struct smb_ea_list gen_ea_list(void)
 703 {
 704         struct smb_ea_list eas;
 705         int i;
 706         if (options.no_eas) {
 707                 ZERO_STRUCT(eas);
 708                 return eas;
 709         }
 710         eas.num_eas = gen_int_range(0, 3);
 711         eas.eas = talloc_array(current_op.mem_ctx, struct ea_struct, eas.num_eas);
 712         for (i=0;i<eas.num_eas;i++) {
 713                 eas.eas[i] = gen_ea_struct();
 714         }
 715         return eas;
 716 }
 717
 718 static void oplock_handler_close_recv(struct smb2_request *req)
 719 {
 720         NTSTATUS status;
 721         struct smb2_close io;
 722         status = smb2_close_recv(req, &io);
 723         if (!NT_STATUS_IS_OK(status)) {
 724                 printf("close failed in oplock_handler\n");
 725                 smb_panic("close failed in oplock_handler");
 726         }
 727 }
 728
 729 static void oplock_handler_ack_callback(struct smb2_request *req)
 730 {
 731         NTSTATUS status;
 732         struct smb2_break br;
 733
 734         status = smb2_break_recv(req, &br);
 735         if (!NT_STATUS_IS_OK(status)) {
 736                 printf("oplock break ack failed in oplock_handler\n");
 737                 smb_panic("oplock break ack failed in oplock_handler");
 738         }
 739 }
 740
 741 static bool send_oplock_ack(struct smb2_tree *tree, struct smb2_handle handle,
 742                             uint8_t level)
 743 {
 744         struct smb2_break br;
 745         struct smb2_request *req;
 746
 747         ZERO_STRUCT(br);
 748         br.in.file.handle       = handle;
 749         br.in.oplock_level      = level;
 750         br.in.reserved          = gen_reserved8();
 751         br.in.reserved2         = gen_reserved32();
 752
 753         req = smb2_break_send(tree, &br);
 754         if (req == NULL) return false;
 755         req->async.fn = oplock_handler_ack_callback;
 756         req->async.private_data = NULL;
 757         return true;
 758 }
 759
 760 /*
 761   the oplock handler will either ack the break or close the file
 762 */
 763 static bool oplock_handler(struct smb2_transport *transport, const struct smb2_handle *handle,
 764                            uint8_t level, void *private_data)
 765 {
 766         struct smb2_close io;
 767         unsigned i, j;
 768         bool do_close;
 769         struct smb2_tree *tree = NULL;
 770         struct smb2_request *req;
 771
 772         srandom(current_op.seed);
 773         do_close = gen_chance(50);
 774
 775         i = ((uintptr_t)private_data) >> 8;
 776         j = ((uintptr_t)private_data) & 0xFF;
 777
 778         if (i >= NSERVERS || j >= NINSTANCES) {
 779                 printf("Bad private_data in oplock_handler\n");
 780                 return false;
 781         }
 782
 783         oplocks[i][j].got_break = true;
 784         oplocks[i][j].server_handle = *handle;
 785         oplocks[i][j].handle = fnum_to_handle(i, j, *handle);
 786         oplocks[i][j].level = level;
 787         oplocks[i][j].do_close = do_close;
 788         tree = talloc_get_type(servers[i].tree[j], struct smb2_tree);
 789
 790         if (!tree) {
 791                 printf("Oplock break not for one of our trees!?\n");
 792                 return false;
 793         }
 794
 795         if (!do_close) {
 796                 printf("oplock ack handle=%d\n", oplocks[i][j].handle);
 797                 return send_oplock_ack(tree, *handle, level);
 798         }
 799
 800         printf("oplock close fnum=%d\n", oplocks[i][j].handle);
 801
 802         ZERO_STRUCT(io);
 803         io.in.file.handle = *handle;
 804         io.in.flags = 0;
 805         req = smb2_close_send(tree, &io);
 806
 807         if (req == NULL) {
 808                 printf("WARNING: close failed in oplock_handler_close\n");
 809                 return false;
 810         }
 811
 812         req->async.fn = oplock_handler_close_recv;
 813         req->async.private_data = NULL;
 814
 815         return true;
 816 }
 817
 818
 819 /*
 820   the idle function tries to cope with getting an oplock break on a connection, and
 821   an operation on another connection blocking until that break is acked
 822   we check for operations on all transports in the idle function
 823 */
 824 static void idle_func(struct smb2_transport *transport, void *private)
 825 {
 826         int i, j;
 827         for (i=0;i<NSERVERS;i++) {
 828                 for (j=0;j<NINSTANCES;j++) {
 829                         if (servers[i].tree[j] &&
 830                             transport != servers[i].tree[j]->session->transport) {
 831                                 // smb2_transport_process(servers[i].tree[j]->session->transport);
 832                         }
 833                 }
 834         }
 835
 836 }
 837
 838
 839 /*
 840   compare NTSTATUS, using checking ignored patterns
 841 */
 842 static bool compare_status(NTSTATUS status1, NTSTATUS status2)
 843 {
 844         if (NT_STATUS_EQUAL(status1, status2)) return true;
 845
 846         /* one code being an error and the other OK is always an error */
 847         if (NT_STATUS_IS_OK(status1) || NT_STATUS_IS_OK(status2)) return false;
 848
 849         /* if we are ignoring one of the status codes then consider this a match */
 850         if (ignore_pattern(nt_errstr(status1)) ||
 851             ignore_pattern(nt_errstr(status2))) {
 852                 return true;
 853         }
 854         return false;
 855 }
 856
 857 #if 0
 858 /*
 859   check for pending packets on all connections
 860 */
 861 static void check_pending(void)
 862 {
 863         int i, j;
 864
 865         msleep(20);
 866
 867         for (j=0;j<NINSTANCES;j++) {
 868                 for (i=0;i<NSERVERS;i++) {
 869                         // smb2_transport_process(servers[i].tree[j]->session->transport);
 870                 }
 871         }
 872 }
 873 #endif
 874
 875 /*
 876   check that the same oplock breaks have been received by all instances
 877 */
 878 static bool check_oplocks(const char *call)
 879 {
 880 #if 0
 881         int i, j;
 882         int tries = 0;
 883
 884 again:
 885         check_pending();
 886
 887         for (j=0;j<NINSTANCES;j++) {
 888                 for (i=1;i<NSERVERS;i++) {
 889                         if (oplocks[0][j].got_break != oplocks[i][j].got_break ||
 890                             oplocks[0][j].handle != oplocks[i][j].handle ||
 891                             oplocks[0][j].level != oplocks[i][j].level) {
 892                                 if (tries++ < 10) goto again;
 893                                 printf("oplock break inconsistent - %d/%d/%d vs %d/%d/%d\n",
 894                                        oplocks[0][j].got_break,
 895                                        oplocks[0][j].handle,
 896                                        oplocks[0][j].level,
 897                                        oplocks[i][j].got_break,
 898                                        oplocks[i][j].handle,
 899                                        oplocks[i][j].level);
 900                                 return false;
 901                         }
 902                 }
 903         }
 904
 905         /* if we got a break and closed then remove the handle */
 906         for (j=0;j<NINSTANCES;j++) {
 907                 if (oplocks[0][j].got_break &&
 908                     oplocks[0][j].do_close) {
 909                         uint16_t fnums[NSERVERS];
 910                         for (i=0;i<NSERVERS;i++) {
 911                                 fnums[i] = oplocks[i][j].fnum;
 912                         }
 913                         gen_remove_handle(j, fnums);
 914                         break;
 915                 }
 916         }
 917 #endif
 918         return true;
 919 }
 920
 921
 922 /*
 923   check that the same change notify info has been received by all instances
 924 */
 925 static bool check_notifies(const char *call)
 926 {
 927 #if 0
 928         int i, j;
 929         int tries = 0;
 930
 931 again:
 932         check_pending();
 933
 934         for (j=0;j<NINSTANCES;j++) {
 935                 for (i=1;i<NSERVERS;i++) {
 936                         int n;
 937                         union smb_notify not1, not2;
 938
 939                         if (notifies[0][j].notify_count != notifies[i][j].notify_count) {
 940                                 if (tries++ < 10) goto again;
 941                                 printf("Notify count inconsistent %d %d\n",
 942                                        notifies[0][j].notify_count,
 943                                        notifies[i][j].notify_count);
 944                                 return false;
 945                         }
 946
 947                         if (notifies[0][j].notify_count == 0) continue;
 948
 949                         if (!NT_STATUS_EQUAL(notifies[0][j].status,
 950                                              notifies[i][j].status)) {
 951                                 printf("Notify status mismatch - %s - %s\n",
 952                                        nt_errstr(notifies[0][j].status),
 953                                        nt_errstr(notifies[i][j].status));
 954                                 return false;
 955                         }
 956
 957                         if (!NT_STATUS_IS_OK(notifies[0][j].status)) {
 958                                 continue;
 959                         }
 960
 961                         not1 = notifies[0][j].notify;
 962                         not2 = notifies[i][j].notify;
 963
 964                         for (n=0;n<not1.nttrans.out.num_changes;n++) {
 965                                 if (not1.nttrans.out.changes[n].action !=
 966                                     not2.nttrans.out.changes[n].action) {
 967                                         printf("Notify action %d inconsistent %d %d\n", n,
 968                                                not1.nttrans.out.changes[n].action,
 969                                                not2.nttrans.out.changes[n].action);
 970                                         return false;
 971                                 }
 972                                 if (strcmp(not1.nttrans.out.changes[n].name.s,
 973                                            not2.nttrans.out.changes[n].name.s)) {
 974                                         printf("Notify name %d inconsistent %s %s\n", n,
 975                                                not1.nttrans.out.changes[n].name.s,
 976                                                not2.nttrans.out.changes[n].name.s);
 977                                         return false;
 978                                 }
 979                                 if (not1.nttrans.out.changes[n].name.private_length !=
 980                                     not2.nttrans.out.changes[n].name.private_length) {
 981                                         printf("Notify name length %d inconsistent %d %d\n", n,
 982                                                not1.nttrans.out.changes[n].name.private_length,
 983                                                not2.nttrans.out.changes[n].name.private_length);
 984                                         return false;
 985                                 }
 986                         }
 987                 }
 988         }
 989
 990         ZERO_STRUCT(notifies);
 991
 992 #endif
 993         return true;
 994 }
 995
 996 #define GEN_COPY_PARM do { \
 997         int i; \
 998         for (i=1;i<NSERVERS;i++) { \
 999                 parm[i] = parm[0]; \
1000         } \
1001 } while (0)
1002
1003 #define GEN_CALL(call) do { \
1004         int i; \
1005         ZERO_STRUCT(oplocks); \
1006         ZERO_STRUCT(notifies); \
1007         for (i=0;i<NSERVERS;i++) { \
1008                 struct smb2_tree *tree = servers[i].tree[instance]; \
1009                 status[i] = call; \
1010         } \
1011         current_op.status = status[0]; \
1012         for (i=1;i<NSERVERS;i++) { \
1013                 if (!compare_status(status[i], status[0])) { \
1014                         printf("status different in %s - %s %s\n", #call, \
1015                                nt_errstr(status[0]), nt_errstr(status[i])); \
1016                         return false; \
1017                 } \
1018         } \
1019         if (!check_oplocks(#call)) return false;        \
1020         if (!check_notifies(#call)) return false;       \
1021         if (!NT_STATUS_IS_OK(status[0])) { \
1022                 return true; \
1023         } \
1024 } while(0)
1025
1026 #define ADD_HANDLE(name, field) do { \
1027         struct smb2_handle handles[NSERVERS]; \
1028         int i; \
1029         for (i=0;i<NSERVERS;i++) { \
1030                 handles[i] = parm[i].field; \
1031         } \
1032         gen_add_handle(instance, name, handles); \
1033 } while(0)
1034
1035 #define REMOVE_HANDLE(field) do { \
1036         struct smb2_handle handles[NSERVERS]; \
1037         int i; \
1038         for (i=0;i<NSERVERS;i++) { \
1039                 handles[i] = parm[i].field; \
1040         } \
1041         gen_remove_handle(instance, handles); \
1042 } while(0)
1043
1044 #define GEN_SET_FNUM(field) do { \
1045         int i; \
1046         for (i=0;i<NSERVERS;i++) { \
1047                 parm[i].field = gen_lookup_handle(i, parm[i].field.data[0]); \
1048         } \
1049 } while(0)
1050
1051 #define CHECK_EQUAL(field) do { \
1052         if (parm[0].field != parm[1].field && !ignore_pattern(#field)) { \
1053                 printf("Mismatch in %s - 0x%llx 0x%llx\n", #field, \
1054                        (unsigned long long)parm[0].field, (unsigned long long)parm[1].field); \
1055                 return false; \
1056         } \
1057 } while(0)
1058
1059 #define CHECK_ATTRIB(field) do { \
1060                 if (!options.mask_indexing) { \
1061                 CHECK_EQUAL(field); \
1062         } else if ((~FILE_ATTRIBUTE_NONINDEXED & parm[0].field) != (~FILE_ATTRIBUTE_NONINDEXED & parm[1].field) && !ignore_pattern(#field)) { \
1063                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
1064                        (int)parm[0].field, (int)parm[1].field); \
1065                 return false; \
1066         } \
1067 } while(0)
1068
1069 #define CHECK_WSTR_EQUAL(field) do { \
1070         if ((!parm[0].field.s && parm[1].field.s) || (parm[0].field.s && !parm[1].field.s)) { \
1071                 printf("%s is NULL!\n", #field); \
1072                 return false; \
1073         } \
1074         if (parm[0].field.s && strcmp(parm[0].field.s, parm[1].field.s) != 0 && !ignore_pattern(#field)) { \
1075                 printf("Mismatch in %s - %s %s\n", #field, \
1076                        parm[0].field.s, parm[1].field.s); \
1077                 return false; \
1078         } \
1079         CHECK_EQUAL(field.private_length); \
1080 } while(0)
1081
1082 #define CHECK_BLOB_EQUAL(field) do { \
1083         if (memcmp(parm[0].field.data, parm[1].field.data, parm[0].field.length) != 0 && !ignore_pattern(#field)) { \
1084                 printf("Mismatch in %s\n", #field); \
1085                 return false; \
1086         } \
1087         CHECK_EQUAL(field.length); \
1088 } while(0)
1089
1090 #define CHECK_NTTIMES_EQUAL(field) do { \
1091         if (labs(nt_time_to_unix(parm[0].field) - \
1092                 nt_time_to_unix(parm[1].field)) > time_skew() && \
1093             !ignore_pattern(#field)) { \
1094                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
1095                        (int)nt_time_to_unix(parm[0].field), \
1096                        (int)nt_time_to_unix(parm[1].field)); \
1097                 return false; \
1098         } \
1099 } while(0)
1100
1101 /*
1102   generate ntcreatex operations
1103 */
1104 static bool handler_create(int instance)
1105 {
1106         struct smb2_create parm[NSERVERS];
1107         NTSTATUS status[NSERVERS];
1108
1109         ZERO_STRUCT(parm[0]);
1110         parm[0].in.security_flags             = gen_bits_levels(3, 90, 0x0, 70, 0x3, 100, 0xFF);
1111         parm[0].in.oplock_level               = gen_bits_levels(3, 90, 0x0, 70, 0x9, 100, 0xFF);
1112         parm[0].in.impersonation_level        = gen_bits_levels(3, 90, 0x0, 70, 0x3, 100, 0xFFFFFFFF);
1113         parm[0].in.create_flags               = gen_reserved64();
1114         parm[0].in.reserved                   = gen_reserved64();
1115         parm[0].in.desired_access             = gen_access_mask();
1116         parm[0].in.file_attributes            = gen_attrib();
1117         parm[0].in.share_access               = gen_bits_mask2(0x7, 0xFFFFFFFF);
1118         parm[0].in.create_disposition         = gen_open_disp();
1119         parm[0].in.create_options             = gen_create_options();
1120         parm[0].in.fname                      = gen_fname_open(instance);
1121         parm[0].in.eas                        = gen_ea_list();
1122
1123         if (!options.use_oplocks) {
1124                 /* mask out oplocks */
1125                 parm[0].in.oplock_level = 0;
1126         }
1127
1128         if (options.valid) {
1129                 parm[0].in.security_flags   &= 3;
1130                 parm[0].in.oplock_level     &= 9;
1131                 parm[0].in.impersonation_level &= 3;
1132         }
1133
1134         GEN_COPY_PARM;
1135         GEN_CALL(smb2_create(tree, current_op.mem_ctx, &parm[i]));
1136
1137         CHECK_EQUAL(out.oplock_level);
1138         CHECK_EQUAL(out.reserved);
1139         CHECK_EQUAL(out.create_action);
1140         CHECK_NTTIMES_EQUAL(out.create_time);
1141         CHECK_NTTIMES_EQUAL(out.access_time);
1142         CHECK_NTTIMES_EQUAL(out.write_time);
1143         CHECK_NTTIMES_EQUAL(out.change_time);
1144         CHECK_EQUAL(out.alloc_size);
1145         CHECK_EQUAL(out.size);
1146         CHECK_ATTRIB(out.file_attr);
1147         CHECK_EQUAL(out.reserved2);
1148
1149         /* ntcreatex creates a new file handle */
1150         ADD_HANDLE(parm[0].in.fname, out.file.handle);
1151
1152         return true;
1153 }
1154
1155 /*
1156   generate close operations
1157 */
1158 static bool handler_close(int instance)
1159 {
1160         struct smb2_close parm[NSERVERS];
1161         NTSTATUS status[NSERVERS];
1162
1163         ZERO_STRUCT(parm[0]);
1164         parm[0].in.file.handle.data[0] = gen_fnum_close(instance);
1165         parm[0].in.flags               = gen_bits_mask2(0x1, 0xFFFF);
1166
1167         GEN_COPY_PARM;
1168         GEN_SET_FNUM(in.file.handle);
1169         GEN_CALL(smb2_close(tree, &parm[i]));
1170
1171         CHECK_EQUAL(out.flags);
1172         CHECK_EQUAL(out._pad);
1173         CHECK_NTTIMES_EQUAL(out.create_time);
1174         CHECK_NTTIMES_EQUAL(out.access_time);
1175         CHECK_NTTIMES_EQUAL(out.write_time);
1176         CHECK_NTTIMES_EQUAL(out.change_time);
1177         CHECK_EQUAL(out.alloc_size);
1178         CHECK_EQUAL(out.size);
1179         CHECK_ATTRIB(out.file_attr);
1180
1181         REMOVE_HANDLE(in.file.handle);
1182
1183         return true;
1184 }
1185
1186 /*
1187   generate read operations
1188 */
1189 static bool handler_read(int instance)
1190 {
1191         struct smb2_read parm[NSERVERS];
1192         NTSTATUS status[NSERVERS];
1193
1194         parm[0].in.file.handle.data[0] = gen_fnum(instance);
1195         parm[0].in.reserved    = gen_reserved8();
1196         parm[0].in.length      = gen_io_count();
1197         parm[0].in.offset      = gen_offset();
1198         parm[0].in.min_count   = gen_io_count();
1199         parm[0].in.channel     = gen_bits_mask2(0x0, 0xFFFFFFFF);
1200         parm[0].in.remaining   = gen_bits_mask2(0x0, 0xFFFFFFFF);
1201         parm[0].in.channel_offset = gen_bits_mask2(0x0, 0xFFFF);
1202         parm[0].in.channel_length = gen_bits_mask2(0x0, 0xFFFF);
1203
1204         GEN_COPY_PARM;
1205         GEN_SET_FNUM(in.file.handle);
1206         GEN_CALL(smb2_read(tree, current_op.mem_ctx, &parm[i]));
1207
1208         CHECK_EQUAL(out.remaining);
1209         CHECK_EQUAL(out.reserved);
1210         CHECK_EQUAL(out.data.length);
1211
1212         return true;
1213 }
1214
1215 /*
1216   generate write operations
1217 */
1218 static bool handler_write(int instance)
1219 {
1220         struct smb2_write parm[NSERVERS];
1221         NTSTATUS status[NSERVERS];
1222
1223         parm[0].in.file.handle.data[0] = gen_fnum(instance);
1224         parm[0].in.offset = gen_offset();
1225         parm[0].in.unknown1 = gen_bits_mask2(0, 0xFFFFFFFF);
1226         parm[0].in.unknown2 = gen_bits_mask2(0, 0xFFFFFFFF);
1227         parm[0].in.data = data_blob_talloc(current_op.mem_ctx, NULL,
1228                                             gen_io_count());
1229
1230         GEN_COPY_PARM;
1231         GEN_SET_FNUM(in.file.handle);
1232         GEN_CALL(smb2_write(tree, &parm[i]));
1233
1234         CHECK_EQUAL(out._pad);
1235         CHECK_EQUAL(out.nwritten);
1236         CHECK_EQUAL(out.unknown1);
1237
1238         return true;
1239 }
1240
1241 /*
1242   generate lockingx operations
1243 */
1244 static bool handler_lock(int instance)
1245 {
1246         struct smb2_lock parm[NSERVERS];
1247         NTSTATUS status[NSERVERS];
1248         int n;
1249
1250         parm[0].level = RAW_LOCK_LOCKX;
1251         parm[0].in.file.handle.data[0] = gen_fnum(instance);
1252         parm[0].in.lock_count = gen_lock_count();
1253         parm[0].in.reserved = gen_reserved32();
1254
1255         parm[0].in.locks = talloc_array(current_op.mem_ctx,
1256                                         struct smb2_lock_element,
1257                                         parm[0].in.lock_count);
1258         for (n=0;n<parm[0].in.lock_count;n++) {
1259                 parm[0].in.locks[n].offset = gen_offset();
1260                 parm[0].in.locks[n].length = gen_io_count();
1261                 /* don't yet cope with async replies */
1262                 parm[0].in.locks[n].flags  = gen_lock_flags() |
1263                         SMB2_LOCK_FLAG_FAIL_IMMEDIATELY;
1264                 parm[0].in.locks[n].reserved = gen_bits_mask2(0x0, 0xFFFFFFFF);
1265         }
1266
1267         GEN_COPY_PARM;
1268         GEN_SET_FNUM(in.file.handle);
1269         GEN_CALL(smb2_lock(tree, &parm[i]));
1270
1271         return true;
1272 }
1273
1274 /*
1275   generate flush operations
1276 */
1277 static bool handler_flush(int instance)
1278 {
1279         struct smb2_flush parm[NSERVERS];
1280         NTSTATUS status[NSERVERS];
1281
1282         ZERO_STRUCT(parm[0]);
1283         parm[0].in.file.handle.data[0] = gen_fnum(instance);
1284         parm[0].in.reserved1  = gen_reserved16();
1285         parm[0].in.reserved2  = gen_reserved32();
1286
1287         GEN_COPY_PARM;
1288         GEN_SET_FNUM(in.file.handle);
1289         GEN_CALL(smb2_flush(tree, &parm[i]));
1290
1291         CHECK_EQUAL(out.reserved);
1292
1293         return true;
1294 }
1295
1296 /*
1297   generate echo operations
1298 */
1299 static bool handler_echo(int instance)
1300 {
1301         NTSTATUS status[NSERVERS];
1302
1303         GEN_CALL(smb2_keepalive(tree->session->transport));
1304
1305         return true;
1306 }
1307
1308
1309
1310 /*
1311   generate a fileinfo query structure
1312 */
1313 static void gen_fileinfo(int instance, union smb_fileinfo *info)
1314 {
1315         int i;
1316         #define LVL(v) {RAW_FILEINFO_ ## v, "RAW_FILEINFO_" #v}
1317         struct {
1318                 enum smb_fileinfo_level level;
1319                 const char *name;
1320         }  levels[] = {
1321                 LVL(BASIC_INFORMATION),
1322                 LVL(STANDARD_INFORMATION), LVL(INTERNAL_INFORMATION), LVL(EA_INFORMATION),
1323                 LVL(ACCESS_INFORMATION), LVL(NAME_INFORMATION), LVL(POSITION_INFORMATION),
1324                 LVL(MODE_INFORMATION), LVL(ALIGNMENT_INFORMATION), LVL(SMB2_ALL_INFORMATION),
1325                 LVL(ALT_NAME_INFORMATION), LVL(STREAM_INFORMATION), LVL(COMPRESSION_INFORMATION),
1326                 LVL(NETWORK_OPEN_INFORMATION), LVL(ATTRIBUTE_TAG_INFORMATION),
1327                 LVL(SMB2_ALL_EAS), LVL(SMB2_ALL_INFORMATION),
1328         };
1329         do {
1330                 i = gen_int_range(0, ARRAY_SIZE(levels)-1);
1331         } while (ignore_pattern(levels[i].name));
1332
1333         info->generic.level = levels[i].level;
1334 }
1335
1336 /*
1337   compare returned fileinfo structures
1338 */
1339 static bool cmp_fileinfo(int instance,
1340                          union smb_fileinfo parm[NSERVERS],
1341                          NTSTATUS status[NSERVERS])
1342 {
1343         int i;
1344
1345         switch (parm[0].generic.level) {
1346         case RAW_FILEINFO_GENERIC:
1347                 return false;
1348
1349                 /* SMB1 specific values */
1350         case RAW_FILEINFO_GETATTR:
1351         case RAW_FILEINFO_GETATTRE:
1352         case RAW_FILEINFO_STANDARD:
1353         case RAW_FILEINFO_EA_SIZE:
1354         case RAW_FILEINFO_ALL_EAS:
1355         case RAW_FILEINFO_IS_NAME_VALID:
1356         case RAW_FILEINFO_BASIC_INFO:
1357         case RAW_FILEINFO_STANDARD_INFO:
1358         case RAW_FILEINFO_EA_INFO:
1359         case RAW_FILEINFO_NAME_INFO:
1360         case RAW_FILEINFO_ALL_INFO:
1361         case RAW_FILEINFO_ALT_NAME_INFO:
1362         case RAW_FILEINFO_STREAM_INFO:
1363         case RAW_FILEINFO_COMPRESSION_INFO:
1364                 return false;
1365
1366         case RAW_FILEINFO_BASIC_INFORMATION:
1367                 CHECK_NTTIMES_EQUAL(basic_info.out.create_time);
1368                 CHECK_NTTIMES_EQUAL(basic_info.out.access_time);
1369                 CHECK_NTTIMES_EQUAL(basic_info.out.write_time);
1370                 CHECK_NTTIMES_EQUAL(basic_info.out.change_time);
1371                 CHECK_ATTRIB(basic_info.out.attrib);
1372                 break;
1373
1374         case RAW_FILEINFO_STANDARD_INFORMATION:
1375                 CHECK_EQUAL(standard_info.out.alloc_size);
1376                 CHECK_EQUAL(standard_info.out.size);
1377                 CHECK_EQUAL(standard_info.out.nlink);
1378                 CHECK_EQUAL(standard_info.out.delete_pending);
1379                 CHECK_EQUAL(standard_info.out.directory);
1380                 break;
1381
1382         case RAW_FILEINFO_EA_INFORMATION:
1383                 CHECK_EQUAL(ea_info.out.ea_size);
1384                 break;
1385
1386         case RAW_FILEINFO_NAME_INFORMATION:
1387                 CHECK_WSTR_EQUAL(name_info.out.fname);
1388                 break;
1389
1390         case RAW_FILEINFO_ALT_NAME_INFORMATION:
1391                 CHECK_WSTR_EQUAL(alt_name_info.out.fname);
1392                 break;
1393
1394         case RAW_FILEINFO_STREAM_INFORMATION:
1395                 CHECK_EQUAL(stream_info.out.num_streams);
1396                 for (i=0;i<parm[0].stream_info.out.num_streams;i++) {
1397                         CHECK_EQUAL(stream_info.out.streams[i].size);
1398                         CHECK_EQUAL(stream_info.out.streams[i].alloc_size);
1399                         CHECK_WSTR_EQUAL(stream_info.out.streams[i].stream_name);
1400                 }
1401                 break;
1402
1403         case RAW_FILEINFO_COMPRESSION_INFORMATION:
1404                 CHECK_EQUAL(compression_info.out.compressed_size);
1405                 CHECK_EQUAL(compression_info.out.format);
1406                 CHECK_EQUAL(compression_info.out.unit_shift);
1407                 CHECK_EQUAL(compression_info.out.chunk_shift);
1408                 CHECK_EQUAL(compression_info.out.cluster_shift);
1409                 break;
1410
1411         case RAW_FILEINFO_INTERNAL_INFORMATION:
1412                 CHECK_EQUAL(internal_information.out.file_id);
1413                 break;
1414
1415         case RAW_FILEINFO_ACCESS_INFORMATION:
1416                 CHECK_EQUAL(access_information.out.access_flags);
1417                 break;
1418
1419         case RAW_FILEINFO_POSITION_INFORMATION:
1420                 CHECK_EQUAL(position_information.out.position);
1421                 break;
1422
1423         case RAW_FILEINFO_MODE_INFORMATION:
1424                 CHECK_EQUAL(mode_information.out.mode);
1425                 break;
1426
1427         case RAW_FILEINFO_ALIGNMENT_INFORMATION:
1428                 CHECK_EQUAL(alignment_information.out.alignment_requirement);
1429                 break;
1430
1431         case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
1432                 CHECK_NTTIMES_EQUAL(network_open_information.out.create_time);
1433                 CHECK_NTTIMES_EQUAL(network_open_information.out.access_time);
1434                 CHECK_NTTIMES_EQUAL(network_open_information.out.write_time);
1435                 CHECK_NTTIMES_EQUAL(network_open_information.out.change_time);
1436                 CHECK_EQUAL(network_open_information.out.alloc_size);
1437                 CHECK_EQUAL(network_open_information.out.size);
1438                 CHECK_ATTRIB(network_open_information.out.attrib);
1439                 break;
1440
1441         case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
1442                 CHECK_ATTRIB(attribute_tag_information.out.attrib);
1443                 CHECK_EQUAL(attribute_tag_information.out.reparse_tag);
1444                 break;
1445
1446         case RAW_FILEINFO_ALL_INFORMATION:
1447         case RAW_FILEINFO_SMB2_ALL_INFORMATION:
1448                 CHECK_NTTIMES_EQUAL(all_info2.out.create_time);
1449                 CHECK_NTTIMES_EQUAL(all_info2.out.access_time);
1450                 CHECK_NTTIMES_EQUAL(all_info2.out.write_time);
1451                 CHECK_NTTIMES_EQUAL(all_info2.out.change_time);
1452                 CHECK_ATTRIB(all_info2.out.attrib);
1453                 CHECK_EQUAL(all_info2.out.unknown1);
1454                 CHECK_EQUAL(all_info2.out.alloc_size);
1455                 CHECK_EQUAL(all_info2.out.size);
1456                 CHECK_EQUAL(all_info2.out.nlink);
1457                 CHECK_EQUAL(all_info2.out.delete_pending);
1458                 CHECK_EQUAL(all_info2.out.directory);
1459                 CHECK_EQUAL(all_info2.out.file_id);
1460                 CHECK_EQUAL(all_info2.out.ea_size);
1461                 CHECK_EQUAL(all_info2.out.access_mask);
1462                 CHECK_EQUAL(all_info2.out.position);
1463                 CHECK_EQUAL(all_info2.out.mode);
1464                 CHECK_EQUAL(all_info2.out.alignment_requirement);
1465                 CHECK_WSTR_EQUAL(all_info2.out.fname);
1466                 break;
1467
1468         case RAW_FILEINFO_SMB2_ALL_EAS:
1469                 CHECK_EQUAL(all_eas.out.num_eas);
1470                 for (i=0;i<parm[0].all_eas.out.num_eas;i++) {
1471                         CHECK_EQUAL(all_eas.out.eas[i].flags);
1472                         CHECK_WSTR_EQUAL(all_eas.out.eas[i].name);
1473                         CHECK_BLOB_EQUAL(all_eas.out.eas[i].value);
1474                 }
1475                 break;
1476
1477                 /* Unhandled levels */
1478
1479         case RAW_FILEINFO_SEC_DESC:
1480         case RAW_FILEINFO_EA_LIST:
1481         case RAW_FILEINFO_UNIX_BASIC:
1482         case RAW_FILEINFO_UNIX_LINK:
1483         case RAW_FILEINFO_UNIX_INFO2:
1484                 break;
1485         }
1486
1487         return true;
1488 }
1489
1490 /*
1491   generate qfileinfo operations
1492 */
1493 static bool handler_qfileinfo(int instance)
1494 {
1495         union smb_fileinfo parm[NSERVERS];
1496         NTSTATUS status[NSERVERS];
1497
1498         parm[0].generic.in.file.handle.data[0] = gen_fnum(instance);
1499
1500         gen_fileinfo(instance, &parm[0]);
1501
1502         GEN_COPY_PARM;
1503         GEN_SET_FNUM(generic.in.file.handle);
1504         GEN_CALL(smb2_getinfo_file(tree, current_op.mem_ctx, &parm[i]));
1505
1506         return cmp_fileinfo(instance, parm, status);
1507 }
1508
1509
1510 /*
1511   generate a fileinfo query structure
1512 */
1513 static void gen_setfileinfo(int instance, union smb_setfileinfo *info)
1514 {
1515         int i;
1516         #undef LVL
1517         #define LVL(v) {RAW_SFILEINFO_ ## v, "RAW_SFILEINFO_" #v}
1518         struct {
1519                 enum smb_setfileinfo_level level;
1520                 const char *name;
1521         }  levels[] = {
1522                 LVL(BASIC_INFORMATION),
1523                 LVL(RENAME_INFORMATION), LVL(DISPOSITION_INFORMATION),
1524                 LVL(POSITION_INFORMATION), LVL(MODE_INFORMATION),
1525                 LVL(ALLOCATION_INFORMATION), LVL(END_OF_FILE_INFORMATION),
1526                 LVL(1023), LVL(1025), LVL(1029), LVL(1032), LVL(1039), LVL(1040)
1527         };
1528         do {
1529                 i = gen_int_range(0, ARRAY_SIZE(levels)-1);
1530         } while (ignore_pattern(levels[i].name));
1531
1532         info->generic.level = levels[i].level;
1533
1534         switch (info->generic.level) {
1535         case RAW_SFILEINFO_SETATTR:
1536         case RAW_SFILEINFO_SETATTRE:
1537         case RAW_SFILEINFO_STANDARD:
1538         case RAW_SFILEINFO_EA_SET:
1539         case RAW_SFILEINFO_BASIC_INFO:
1540         case RAW_SFILEINFO_DISPOSITION_INFO:
1541         case RAW_SFILEINFO_END_OF_FILE_INFO:
1542         case RAW_SFILEINFO_ALLOCATION_INFO:
1543                 break;
1544
1545         case RAW_SFILEINFO_BASIC_INFORMATION:
1546                 info->basic_info.in.create_time = gen_nttime();
1547                 info->basic_info.in.access_time = gen_nttime();
1548                 info->basic_info.in.write_time = gen_nttime();
1549                 info->basic_info.in.change_time = gen_nttime();
1550                 info->basic_info.in.attrib = gen_attrib();
1551                 break;
1552         case RAW_SFILEINFO_DISPOSITION_INFORMATION:
1553                 info->disposition_info.in.delete_on_close = gen_bool();
1554                 break;
1555         case RAW_SFILEINFO_ALLOCATION_INFORMATION:
1556                 info->allocation_info.in.alloc_size = gen_alloc_size();
1557                 break;
1558         case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
1559                 info->end_of_file_info.in.size = gen_offset();
1560                 break;
1561         case RAW_SFILEINFO_RENAME_INFORMATION:
1562         case RAW_SFILEINFO_RENAME_INFORMATION_SMB2:
1563                 info->rename_information.in.overwrite = gen_bool();
1564                 info->rename_information.in.root_fid = gen_root_fid(instance);
1565                 info->rename_information.in.new_name = gen_fname_open(instance);
1566                 break;
1567         case RAW_SFILEINFO_POSITION_INFORMATION:
1568                 info->position_information.in.position = gen_offset();
1569                 break;
1570         case RAW_SFILEINFO_MODE_INFORMATION:
1571                 info->mode_information.in.mode = gen_bits_mask(0xFFFFFFFF);
1572                 break;
1573         case RAW_SFILEINFO_GENERIC:
1574         case RAW_SFILEINFO_SEC_DESC:
1575         case RAW_SFILEINFO_1023:
1576         case RAW_SFILEINFO_1025:
1577         case RAW_SFILEINFO_1029:
1578         case RAW_SFILEINFO_1032:
1579         case RAW_SFILEINFO_1039:
1580         case RAW_SFILEINFO_1040:
1581         case RAW_SFILEINFO_UNIX_BASIC:
1582         case RAW_SFILEINFO_UNIX_INFO2:
1583         case RAW_SFILEINFO_UNIX_LINK:
1584         case RAW_SFILEINFO_UNIX_HLINK:
1585                 /* Untested */
1586                 break;
1587         }
1588 }
1589
1590 /*
1591   generate setfileinfo operations
1592 */
1593 static bool handler_sfileinfo(int instance)
1594 {
1595         union smb_setfileinfo parm[NSERVERS];
1596         NTSTATUS status[NSERVERS];
1597
1598         parm[0].generic.in.file.fnum = gen_fnum(instance);
1599
1600         gen_setfileinfo(instance, &parm[0]);
1601
1602         GEN_COPY_PARM;
1603         GEN_SET_FNUM(generic.in.file.handle);
1604         GEN_CALL(smb2_setinfo_file(tree, &parm[i]));
1605
1606         return true;
1607 }
1608
1609 /*
1610   wipe any relevant files
1611 */
1612 static void wipe_files(void)
1613 {
1614         int i;
1615         NTSTATUS status;
1616
1617         if (options.skip_cleanup) {
1618                 return;
1619         }
1620
1621         for (i=0;i<NSERVERS;i++) {
1622                 int n = smb2_deltree(servers[i].tree[0], "gentest");
1623                 if (n == -1) {
1624                         printf("Failed to wipe tree on server %d\n", i);
1625                         exit(1);
1626                 }
1627                 status = smb2_util_mkdir(servers[i].tree[0], "gentest");
1628                 if (NT_STATUS_IS_ERR(status)) {
1629                         printf("Failed to create gentest on server %d - %s\n", i, nt_errstr(status));
1630                         exit(1);
1631                 }
1632                 if (n > 0) {
1633                         printf("Deleted %d files on server %d\n", n, i);
1634                 }
1635         }
1636 }
1637
1638 /*
1639   dump the current seeds - useful for continuing a backtrack
1640 */
1641 static void dump_seeds(void)
1642 {
1643         int i;
1644         FILE *f;
1645
1646         if (!options.seeds_file) {
1647                 return;
1648         }
1649         f = fopen("seeds.tmp", "w");
1650         if (!f) return;
1651
1652         for (i=0;i<options.numops;i++) {
1653                 fprintf(f, "%u\n", op_parms[i].seed);
1654         }
1655         fclose(f);
1656         rename("seeds.tmp", options.seeds_file);
1657 }
1658
1659
1660
1661 /*
1662   the list of top-level operations that we will generate
1663 */
1664 static struct {
1665         const char *name;
1666         bool (*handler)(int instance);
1667         int count, success_count;
1668 } gen_ops[] = {
1669         {"CREATE",     handler_create},
1670         {"CLOSE",      handler_close},
1671         {"READ",       handler_read},
1672         {"WRITE",      handler_write},
1673         {"LOCK",       handler_lock},
1674         {"FLUSH",      handler_flush},
1675         {"ECHO",       handler_echo},
1676         {"QFILEINFO",  handler_qfileinfo},
1677         {"SFILEINFO",  handler_sfileinfo},
1678 };
1679
1680
1681 /*
1682   run the test with the current set of op_parms parameters
1683   return the number of operations that completed successfully
1684 */
1685 static int run_test(struct event_context *ev, struct loadparm_context *lp_ctx)
1686 {
1687         int op, i;
1688
1689         if (!connect_servers(ev, lp_ctx)) {
1690                 printf("Failed to connect to servers\n");
1691                 exit(1);
1692         }
1693
1694         dump_seeds();
1695
1696         /* wipe any leftover files from old runs */
1697         wipe_files();
1698
1699         /* reset the open handles array */
1700         memset(open_handles, 0, options.max_open_handles * sizeof(open_handles[0]));
1701         num_open_handles = 0;
1702
1703         for (i=0;i<ARRAY_SIZE(gen_ops);i++) {
1704                 gen_ops[i].count = 0;
1705                 gen_ops[i].success_count = 0;
1706         }
1707
1708         for (op=0; op<options.numops; op++) {
1709                 int instance, which_op;
1710                 bool ret;
1711
1712                 if (op_parms[op].disabled) continue;
1713
1714                 srandom(op_parms[op].seed);
1715
1716                 instance = gen_int_range(0, NINSTANCES-1);
1717
1718                 /* generate a non-ignored operation */
1719                 do {
1720                         which_op = gen_int_range(0, ARRAY_SIZE(gen_ops)-1);
1721                 } while (ignore_pattern(gen_ops[which_op].name));
1722
1723                 DEBUG(3,("Generating op %s on instance %d\n",
1724                          gen_ops[which_op].name, instance));
1725
1726                 current_op.seed = op_parms[op].seed;
1727                 current_op.opnum = op;
1728                 current_op.name = gen_ops[which_op].name;
1729                 current_op.status = NT_STATUS_OK;
1730                 current_op.mem_ctx = talloc_named(NULL, 0, "%s", current_op.name);
1731
1732                 ret = gen_ops[which_op].handler(instance);
1733
1734                 talloc_free(current_op.mem_ctx);
1735
1736                 gen_ops[which_op].count++;
1737                 if (NT_STATUS_IS_OK(current_op.status)) {
1738                         gen_ops[which_op].success_count++;
1739                 }
1740
1741                 if (!ret) {
1742                         printf("Failed at operation %d - %s\n",
1743                                op, gen_ops[which_op].name);
1744                         return op;
1745                 }
1746
1747                 if (op % 100 == 0) {
1748                         printf("%d\n", op);
1749                 }
1750         }
1751
1752         for (i=0;i<ARRAY_SIZE(gen_ops);i++) {
1753                 printf("Op %-10s got %d/%d success\n",
1754                        gen_ops[i].name,
1755                        gen_ops[i].success_count,
1756                        gen_ops[i].count);
1757         }
1758
1759         return op;
1760 }
1761
1762 /*
1763    perform a backtracking analysis of the minimal set of operations
1764    to generate an error
1765 */
1766 static void backtrack_analyze(struct event_context *ev,
1767                               struct loadparm_context *lp_ctx)
1768 {
1769         int chunk, ret;
1770
1771         chunk = options.numops / 2;
1772
1773         do {
1774                 int base;
1775                 for (base=0;
1776                      chunk > 0 && base+chunk < options.numops && options.numops > 1; ) {
1777                         int i, max;
1778
1779                         chunk = MIN(chunk, options.numops / 2);
1780
1781                         /* mark this range as disabled */
1782                         max = MIN(options.numops, base+chunk);
1783                         for (i=base;i<max; i++) {
1784                                 op_parms[i].disabled = true;
1785                         }
1786                         printf("Testing %d ops with %d-%d disabled\n",
1787                                options.numops, base, max-1);
1788                         ret = run_test(ev, lp_ctx);
1789                         printf("Completed %d of %d ops\n", ret, options.numops);
1790                         for (i=base;i<max; i++) {
1791                                 op_parms[i].disabled = false;
1792                         }
1793                         if (ret == options.numops) {
1794                                 /* this chunk is needed */
1795                                 base += chunk;
1796                         } else if (ret < base) {
1797                                 printf("damn - inconsistent errors! found early error\n");
1798                                 options.numops = ret+1;
1799                                 base = 0;
1800                         } else {
1801                                 /* it failed - this chunk isn't needed for a failure */
1802                                 memmove(&op_parms[base], &op_parms[max],
1803                                         sizeof(op_parms[0]) * (options.numops - max));
1804                                 options.numops = (ret+1) - (max - base);
1805                         }
1806                 }
1807
1808                 if (chunk == 2) {
1809                         chunk = 1;
1810                 } else {
1811                         chunk *= 0.4;
1812                 }
1813
1814                 if (options.analyze_continuous && chunk == 0 && options.numops != 1) {
1815                         chunk = 1;
1816                 }
1817         } while (chunk > 0);
1818
1819         printf("Reduced to %d ops\n", options.numops);
1820         ret = run_test(ev, lp_ctx);
1821         if (ret != options.numops - 1) {
1822                 printf("Inconsistent result? ret=%d numops=%d\n", ret, options.numops);
1823         }
1824 }
1825
1826 /*
1827    start the main gentest process
1828 */
1829 static bool start_gentest(struct event_context *ev,
1830                           struct loadparm_context *lp_ctx)
1831 {
1832         int op;
1833         int ret;
1834
1835         /* allocate the open_handles array */
1836         open_handles = calloc(options.max_open_handles, sizeof(open_handles[0]));
1837
1838         srandom(options.seed);
1839         op_parms = calloc(options.numops, sizeof(op_parms[0]));
1840
1841         /* generate the seeds - after this everything is deterministic */
1842         if (options.use_preset_seeds) {
1843                 int numops;
1844                 char **preset = file_lines_load(options.seeds_file, &numops, NULL);
1845                 if (!preset) {
1846                         printf("Failed to load %s - %s\n", options.seeds_file, strerror(errno));
1847                         exit(1);
1848                 }
1849                 if (numops < options.numops) {
1850                         options.numops = numops;
1851                 }
1852                 for (op=0;op<options.numops;op++) {
1853                         if (!preset[op]) {
1854                                 printf("Not enough seeds in %s\n", options.seeds_file);
1855                                 exit(1);
1856                         }
1857                         op_parms[op].seed = atoi(preset[op]);
1858                 }
1859                 printf("Loaded %d seeds from %s\n", options.numops, options.seeds_file);
1860         } else {
1861                 for (op=0; op<options.numops; op++) {
1862                         op_parms[op].seed = random();
1863                 }
1864         }
1865
1866         ret = run_test(ev, lp_ctx);
1867
1868         if (ret != options.numops && options.analyze) {
1869                 options.numops = ret+1;
1870                 backtrack_analyze(ev, lp_ctx);
1871         } else if (options.analyze_always) {
1872                 backtrack_analyze(ev, lp_ctx);
1873         } else if (options.analyze_continuous) {
1874                 while (run_test(ev, lp_ctx) == options.numops) ;
1875         }
1876
1877         return ret == options.numops;
1878 }
1879
1880
1881 static void usage(poptContext pc)
1882 {
1883         printf(
1884 "Usage:\n\
1885   gentest //server1/share1 //server2/share2 [options..]\n\
1886 ");
1887         poptPrintUsage(pc, stdout, 0);
1888 }
1889
1890 /**
1891   split a UNC name into server and share names
1892 */
1893 static bool split_unc_name(const char *unc, char **server, char **share)
1894 {
1895         char *p = strdup(unc);
1896         if (!p) return false;
1897         all_string_sub(p, "\\", "/", 0);
1898         if (strncmp(p, "//", 2) != 0) return false;
1899
1900         (*server) = p+2;
1901         p = strchr(*server, '/');
1902         if (!p) return false;
1903
1904         *p = 0;
1905         (*share) = p+1;
1906
1907         return true;
1908 }
1909
1910
1911
1912 /****************************************************************************
1913   main program
1914 ****************************************************************************/
1915  int main(int argc, char *argv[])
1916 {
1917         int opt;
1918         int i, username_count=0;
1919         bool ret;
1920         char *ignore_file=NULL;
1921         struct event_context *ev;
1922         struct loadparm_context *lp_ctx;
1923         poptContext pc;
1924         int argc_new;
1925         char **argv_new;
1926         enum {OPT_UNCLIST=1000};
1927         struct poptOption long_options[] = {
1928                 POPT_AUTOHELP
1929                 {"seed",          0, POPT_ARG_INT,  &options.seed,      0,      "Seed to use for randomizer",   NULL},
1930                 {"num-ops",       0, POPT_ARG_INT,  &options.numops,    0,      "num ops",      NULL},
1931                 {"oplocks",       0, POPT_ARG_NONE, &options.use_oplocks,0,      "use oplocks", NULL},
1932                 {"showall",       0, POPT_ARG_NONE, &options.showall,    0,      "display all operations", NULL},
1933                 {"analyse",       0, POPT_ARG_NONE, &options.analyze,    0,      "do backtrack analysis", NULL},
1934                 {"analysealways", 0, POPT_ARG_NONE, &options.analyze_always,    0,      "analysis always", NULL},
1935                 {"analysecontinuous", 0, POPT_ARG_NONE, &options.analyze_continuous,    0,      "analysis continuous", NULL},
1936                 {"ignore",        0, POPT_ARG_STRING, &ignore_file,    0,      "ignore from file", NULL},
1937                 {"preset",        0, POPT_ARG_NONE, &options.use_preset_seeds,    0,      "use preset seeds", NULL},
1938                 {"fast",          0, POPT_ARG_NONE, &options.fast_reconnect,    0,      "use fast reconnect", NULL},
1939                 {"unclist",       0, POPT_ARG_STRING,   NULL,   OPT_UNCLIST,    "unclist",      NULL},
1940                 {"seedsfile",     0, POPT_ARG_STRING,  &options.seeds_file, 0,  "seed file",    NULL},
1941                 { "user", 'U',       POPT_ARG_STRING, NULL, 'U', "Set the network username", "[DOMAIN/]USERNAME[%PASSWORD]" },
1942                 {"maskindexing",  0, POPT_ARG_NONE,  &options.mask_indexing, 0, "mask out the indexed file attrib",     NULL},
1943                 {"noeas",  0, POPT_ARG_NONE,  &options.no_eas, 0,       "don't use extended attributes",        NULL},
1944                 {"skip-cleanup",  0, POPT_ARG_NONE,  &options.skip_cleanup, 0,  "don't delete files at start",  NULL},
1945                 {"valid",  0, POPT_ARG_NONE,  &options.valid, 0,        "generate only valid fields",   NULL},
1946                 POPT_COMMON_SAMBA
1947                 POPT_COMMON_CONNECTION
1948                 POPT_COMMON_CREDENTIALS
1949                 POPT_COMMON_VERSION
1950                 { NULL }
1951         };
1952
1953         memset(&bad_smb2_handle, 0xFF, sizeof(bad_smb2_handle));
1954
1955         setlinebuf(stdout);
1956         options.seed = time(NULL);
1957         options.numops = 1000;
1958         options.max_open_handles = 20;
1959         options.seeds_file = "gentest_seeds.dat";
1960
1961         pc = poptGetContext("gentest", argc, (const char **) argv, long_options,
1962                             POPT_CONTEXT_KEEP_FIRST);
1963
1964         poptSetOtherOptionHelp(pc, "<unc1> <unc2>");
1965
1966         lp_ctx = cmdline_lp_ctx;
1967         servers[0].credentials = cli_credentials_init(talloc_autofree_context());
1968         servers[1].credentials = cli_credentials_init(talloc_autofree_context());
1969         cli_credentials_guess(servers[0].credentials, lp_ctx);
1970         cli_credentials_guess(servers[1].credentials, lp_ctx);
1971
1972         while((opt = poptGetNextOpt(pc)) != -1) {
1973                 switch (opt) {
1974                 case OPT_UNCLIST:
1975                         lp_set_cmdline(cmdline_lp_ctx, "torture:unclist", poptGetOptArg(pc));
1976                         break;
1977                 case 'U':
1978                         if (username_count == 2) {
1979                                 usage(pc);
1980                                 exit(1);
1981                         }
1982                         cli_credentials_parse_string(servers[username_count].credentials, poptGetOptArg(pc), CRED_SPECIFIED);
1983                         username_count++;
1984                         break;
1985                 }
1986         }
1987
1988         if (ignore_file) {
1989                 options.ignore_patterns = file_lines_load(ignore_file, NULL, NULL);
1990         }
1991
1992         argv_new = discard_const_p(char *, poptGetArgs(pc));
1993         argc_new = argc;
1994         for (i=0; i<argc; i++) {
1995                 if (argv_new[i] == NULL) {
1996                         argc_new = i;
1997                         break;
1998                 }
1999         }
2000
2001         if (!(argc_new >= 3)) {
2002                 usage(pc);
2003                 exit(1);
2004         }
2005
2006         setlinebuf(stdout);
2007
2008         setup_logging("gentest", DEBUG_STDOUT);
2009
2010         if (argc < 3 || argv[1][0] == '-') {
2011                 usage(pc);
2012                 exit(1);
2013         }
2014
2015         setup_logging(argv[0], DEBUG_STDOUT);
2016
2017         for (i=0;i<NSERVERS;i++) {
2018                 const char *share = argv[1+i];
2019                 if (!split_unc_name(share, &servers[i].server_name, &servers[i].share_name)) {
2020                         printf("Invalid share name '%s'\n", share);
2021                         return -1;
2022                 }
2023         }
2024
2025         if (username_count == 0) {
2026                 usage(pc);
2027                 return -1;
2028         }
2029         if (username_count == 1) {
2030                 servers[1].credentials = servers[0].credentials;
2031         }
2032
2033         printf("seed=%u\n", options.seed);
2034
2035         ev = event_context_init(talloc_autofree_context());
2036
2037         gensec_init(lp_ctx);
2038
2039         ret = start_gentest(ev, lp_ctx);
2040
2041         if (ret) {
2042                 printf("gentest completed - no errors\n");
2043         } else {
2044                 printf("gentest failed\n");
2045         }
2046
2047         return ret?0:-1;
2048 }