source4/torture/gentest.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    generic testing tool
   4    Copyright (C) Andrew Tridgell 2003
   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 2 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, write to the Free Software
  18    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19 */
  20
  21 #include "includes.h"
  22
  23 #define NSERVERS 2
  24 #define NINSTANCES 2
  25
  26 /* global options */
  27 static struct gentest_options {
  28         BOOL showall;
  29         BOOL analyze;
  30         BOOL analyze_always;
  31         BOOL analyze_continuous;
  32         uint_t max_open_handles;
  33         uint_t seed;
  34         uint_t numops;
  35         BOOL use_oplocks;
  36         char **ignore_patterns;
  37         const char *seeds_file;
  38         BOOL use_preset_seeds;
  39         BOOL fast_reconnect;
  40 } options;
  41
  42 /* mapping between open handles on the server and local handles */
  43 static struct {
  44         BOOL active;
  45         uint_t instance;
  46         uint_t server_fnum[NSERVERS];
  47         const char *name;
  48 } *open_handles;
  49 static uint_t num_open_handles;
  50
  51 /* state information for the servers. We open NINSTANCES connections to
  52    each server */
  53 static struct {
  54         struct cli_state *cli[NINSTANCES];
  55         char *server_name;
  56         char *share_name;
  57         char *username;
  58         char *password;
  59 } servers[NSERVERS];
  60
  61 /* the seeds and flags for each operation */
  62 static struct {
  63         uint_t seed;
  64         BOOL disabled;
  65 } *op_parms;
  66
  67
  68 /* oplock break info */
  69 static struct {
  70         BOOL got_break;
  71         uint16_t fnum;
  72         uint16_t handle;
  73         uint8_t level;
  74         BOOL do_close;
  75 } oplocks[NSERVERS][NINSTANCES];
  76
  77 /* change notify reply info */
  78 static struct {
  79         int notify_count;
  80         NTSTATUS status;
  81         struct smb_notify notify;
  82 } notifies[NSERVERS][NINSTANCES];
  83
  84 /* info relevant to the current operation */
  85 static struct {
  86         const char *name;
  87         uint_t seed;
  88         NTSTATUS status;
  89         uint_t opnum;
  90         TALLOC_CTX *mem_ctx;
  91 } current_op;
  92
  93
  94
  95 #define BAD_HANDLE 0xFFFE
  96
  97 static BOOL oplock_handler(struct cli_transport *transport, uint16_t tid, uint16_t fnum, uint8_t level, void *private);
  98 static void idle_func(struct cli_transport *transport, void *private);
  99
 100 /*
 101   check if a string should be ignored. This is used as the basis
 102   for all error ignore settings
 103 */
 104 static BOOL ignore_pattern(const char *str)
 105 {
 106         int i;
 107         if (!options.ignore_patterns) return False;
 108
 109         for (i=0;options.ignore_patterns[i];i++) {
 110                 if (strcmp(options.ignore_patterns[i], str) == 0 ||
 111                     gen_fnmatch(options.ignore_patterns[i], str) == 0) {
 112                         DEBUG(2,("Ignoring '%s'\n", str));
 113                         return True;
 114                 }
 115         }
 116         return False;
 117 }
 118
 119 /*****************************************************
 120 connect to the servers
 121 *******************************************************/
 122 static BOOL connect_servers_fast(void)
 123 {
 124         int h, i;
 125
 126         /* close all open files */
 127         for (h=0;h<options.max_open_handles;h++) {
 128                 if (!open_handles[h].active) continue;
 129                 for (i=0;i<NSERVERS;i++) {
 130                         if (NT_STATUS_IS_ERR((cli_close(servers[i].cli[open_handles[h].instance]->tree,
 131                                        open_handles[h].server_fnum[i])))) {
 132                                 return False;
 133                         }
 134                         open_handles[h].active = False;
 135                 }
 136         }
 137
 138         return True;
 139 }
 140
 141
 142
 143
 144 /*****************************************************
 145 connect to the servers
 146 *******************************************************/
 147 static BOOL connect_servers(void)
 148 {
 149         int i, j;
 150
 151         if (options.fast_reconnect && servers[0].cli[0]) {
 152                 if (connect_servers_fast()) {
 153                         return True;
 154                 }
 155         }
 156
 157         /* close any existing connections */
 158         for (i=0;i<NSERVERS;i++) {
 159                 for (j=0;j<NINSTANCES;j++) {
 160                         if (servers[i].cli[j]) {
 161                                 cli_tdis(servers[i].cli[j]);
 162                                 cli_shutdown(servers[i].cli[j]);
 163                                 servers[i].cli[j] = NULL;
 164                         }
 165                 }
 166         }
 167
 168         for (i=0;i<NSERVERS;i++) {
 169                 for (j=0;j<NINSTANCES;j++) {
 170                         NTSTATUS status;
 171                         printf("Connecting to \\\\%s\\%s as %s - instance %d\n",
 172                                servers[i].server_name, servers[i].share_name,
 173                                servers[i].username, j);
 174                         status = cli_full_connection(&servers[i].cli[j],
 175                                                      "gentest",
 176                                                      servers[i].server_name, NULL,
 177                                                      servers[i].share_name, "?????",
 178                                                      servers[i].username, lp_workgroup(),
 179                                                      servers[i].password, 0, NULL);
 180                         if (!NT_STATUS_IS_OK(status)) {
 181                                 printf("Failed to connect to \\\\%s\\%s - %s\n",
 182                                        servers[i].server_name, servers[i].share_name,
 183                                        nt_errstr(status));
 184                                 return False;
 185                         }
 186
 187                         cli_oplock_handler(servers[i].cli[j]->transport, oplock_handler, NULL);
 188                         cli_transport_idle_handler(servers[i].cli[j]->transport, idle_func, 1, NULL);
 189                 }
 190         }
 191
 192         return True;
 193 }
 194
 195 /*
 196   work out the time skew between the servers - be conservative
 197 */
 198 static uint_t time_skew(void)
 199 {
 200         uint_t ret;
 201         ret = ABS(servers[0].cli[0]->transport->negotiate.server_time -
 202                   servers[1].cli[0]->transport->negotiate.server_time);
 203         return ret + 300;
 204 }
 205
 206 /*
 207   turn an fnum for an instance into a handle
 208 */
 209 static uint_t fnum_to_handle(int server, int instance, uint16_t fnum)
 210 {
 211         uint_t i;
 212         for (i=0;i<options.max_open_handles;i++) {
 213                 if (!open_handles[i].active ||
 214                     instance != open_handles[i].instance) continue;
 215                 if (open_handles[i].server_fnum[server] == fnum) {
 216                         return i;
 217                 }
 218         }
 219         printf("Invalid fnum %d in fnum_to_handle on server %d instance %d\n",
 220                fnum, server, instance);
 221         return BAD_HANDLE;
 222 }
 223
 224 /*
 225   add some newly opened handles
 226 */
 227 static void gen_add_handle(int instance, const char *name, uint16_t fnums[NSERVERS])
 228 {
 229         int i, h;
 230         for (h=0;h<options.max_open_handles;h++) {
 231                 if (!open_handles[h].active) break;
 232         }
 233         if (h == options.max_open_handles) {
 234                 /* we have to force close a random handle */
 235                 h = random() % options.max_open_handles;
 236                 for (i=0;i<NSERVERS;i++) {
 237                         if (NT_STATUS_IS_ERR((cli_close(servers[i].cli[open_handles[h].instance]->tree,
 238                                        open_handles[h].server_fnum[i])))) {
 239                                 printf("INTERNAL ERROR: Close failed when recovering handle! - %s\n",
 240                                        cli_errstr(servers[i].cli[open_handles[h].instance]->tree));
 241                         }
 242                 }
 243                 printf("Recovered handle %d\n", h);
 244                 num_open_handles--;
 245         }
 246         for (i=0;i<NSERVERS;i++) {
 247                 open_handles[h].server_fnum[i] = fnums[i];
 248                 open_handles[h].instance = instance;
 249                 open_handles[h].active = True;
 250                 open_handles[h].name = name;
 251         }
 252         num_open_handles++;
 253
 254         printf("OPEN num_open_handles=%d h=%d s1=0x%x s2=0x%x (%s)\n",
 255                num_open_handles, h,
 256                open_handles[h].server_fnum[0], open_handles[h].server_fnum[1],
 257                name);
 258 }
 259
 260 /*
 261   remove a closed handle
 262 */
 263 static void gen_remove_handle(int instance, uint16_t fnums[NSERVERS])
 264 {
 265         int h;
 266         for (h=0;h<options.max_open_handles;h++) {
 267                 if (instance == open_handles[h].instance &&
 268                     open_handles[h].server_fnum[0] == fnums[0]) {
 269                         open_handles[h].active = False;
 270                         num_open_handles--;
 271                         printf("CLOSE num_open_handles=%d h=%d s1=0x%x s2=0x%x (%s)\n",
 272                                num_open_handles, h,
 273                                open_handles[h].server_fnum[0], open_handles[h].server_fnum[1],
 274                                open_handles[h].name);
 275                         return;
 276                 }
 277         }
 278         printf("Removing invalid handle!?\n");
 279         exit(1);
 280 }
 281
 282 /*
 283   return True with 'chance' probability as a percentage
 284 */
 285 static BOOL gen_chance(uint_t chance)
 286 {
 287         return ((random() % 100) <= chance);
 288 }
 289
 290 /*
 291   map an internal handle number to a server fnum
 292 */
 293 static uint16_t gen_lookup_fnum(int server, uint16_t handle)
 294 {
 295         if (handle == BAD_HANDLE) return handle;
 296         return open_handles[handle].server_fnum[server];
 297 }
 298
 299 /*
 300   return a file handle
 301 */
 302 static uint16_t gen_fnum(int instance)
 303 {
 304         uint16_t h;
 305         int count = 0;
 306
 307         if (gen_chance(20)) return BAD_HANDLE;
 308
 309         while (num_open_handles > 0 && count++ < 10*options.max_open_handles) {
 310                 h = random() % options.max_open_handles;
 311                 if (open_handles[h].active &&
 312                     open_handles[h].instance == instance) {
 313                         return h;
 314                 }
 315         }
 316         return BAD_HANDLE;
 317 }
 318
 319 /*
 320   return a file handle, but skewed so we don't close the last
 321   couple of handles too readily
 322 */
 323 static uint16_t gen_fnum_close(int instance)
 324 {
 325         if (num_open_handles < 3) {
 326                 if (gen_chance(80)) return BAD_HANDLE;
 327         }
 328
 329         return gen_fnum(instance);
 330 }
 331
 332 /*
 333   generate an integer in a specified range
 334 */
 335 static int gen_int_range(uint_t min, uint_t max)
 336 {
 337         uint_t r = random();
 338         return min + (r % (1+max-min));
 339 }
 340
 341 /*
 342   return a fnum for use as a root fid
 343   be careful to call GEN_SET_FNUM() when you use this!
 344 */
 345 static uint16_t gen_root_fid(int instance)
 346 {
 347         if (gen_chance(5)) return gen_fnum(instance);
 348         return 0;
 349 }
 350
 351 /*
 352   generate a file offset
 353 */
 354 static int gen_offset(void)
 355 {
 356         if (gen_chance(20)) return 0;
 357         return gen_int_range(0, 1024*1024);
 358 }
 359
 360 /*
 361   generate a io count
 362 */
 363 static int gen_io_count(void)
 364 {
 365         if (gen_chance(20)) return 0;
 366         return gen_int_range(0, 4096);
 367 }
 368
 369 /*
 370   generate a filename
 371 */
 372 static const char *gen_fname(void)
 373 {
 374         const char *names[] = {"\\gentest\\gentest.dat",
 375                                "\\gentest\\foo",
 376                                "\\gentest\\foo2.sym",
 377                                "\\gentest\\foo3.dll",
 378                                "\\gentest\\foo4",
 379                                "\\gentest\\foo4:teststream1",
 380                                "\\gentest\\foo4:teststream2",
 381                                "\\gentest\\foo5.exe",
 382                                "\\gentest\\foo5.exe:teststream3",
 383                                "\\gentest\\foo5.exe:teststream4",
 384                                "\\gentest\\foo6.com",
 385                                "\\gentest\\blah",
 386                                "\\gentest\\blah\\blergh.txt",
 387                                "\\gentest\\blah\\blergh2",
 388                                "\\gentest\\blah\\blergh3.txt",
 389                                "\\gentest\\blah\\blergh4",
 390                                "\\gentest\\blah\\blergh5.txt",
 391                                "\\gentest\\blah\\blergh5",
 392                                "\\gentest\\blah\\.",
 393 #if 0
 394                                /* this causes problem with w2k3 */
 395                                "\\gentest\\blah\\..",
 396 #endif
 397                                "\\gentest\\a_very_long_name.bin",
 398                                "\\gentest\\x.y",
 399                                "\\gentest\\blah"};
 400         int i;
 401
 402         do {
 403                 i = gen_int_range(0, ARRAY_SIZE(names)-1);
 404         } while (ignore_pattern(names[i]));
 405
 406         return names[i];
 407 }
 408
 409 /*
 410   generate a filename with a higher chance of choosing an already
 411   open file
 412 */
 413 static const char *gen_fname_open(int instance)
 414 {
 415         uint16_t h;
 416         h = gen_fnum(instance);
 417         if (h == BAD_HANDLE) {
 418                 return gen_fname();
 419         }
 420         return open_handles[h].name;
 421 }
 422
 423 /*
 424   generate a wildcard pattern
 425 */
 426 static const char *gen_pattern(void)
 427 {
 428         int i;
 429         const char *names[] = {"\\gentest\\*.dat",
 430                                "\\gentest\\*",
 431                                "\\gentest\\*.*",
 432                                "\\gentest\\blah\\*.*",
 433                                "\\gentest\\blah\\*",
 434                                "\\gentest\\?"};
 435
 436         if (gen_chance(50)) return gen_fname();
 437
 438         do {
 439                 i = gen_int_range(0, ARRAY_SIZE(names)-1);
 440         } while (ignore_pattern(names[i]));
 441
 442         return names[i];
 443 }
 444
 445 /*
 446   generate a bitmask
 447 */
 448 static uint32_t gen_bits_mask(uint_t mask)
 449 {
 450         uint_t ret = random();
 451         return ret & mask;
 452 }
 453
 454 /*
 455   generate a bitmask with high probability of the first mask
 456   and low of the second
 457 */
 458 static uint32_t gen_bits_mask2(uint32_t mask1, uint32_t mask2)
 459 {
 460         if (gen_chance(10)) return gen_bits_mask(mask2);
 461         return gen_bits_mask(mask1);
 462 }
 463
 464 /*
 465   generate a boolean
 466 */
 467 static BOOL gen_bool(void)
 468 {
 469         return gen_bits_mask2(0x1, 0xFF);
 470 }
 471
 472 /*
 473   generate ntrename flags
 474 */
 475 static uint16_t gen_rename_flags(void)
 476 {
 477         if (gen_chance(30)) return RENAME_FLAG_RENAME;
 478         if (gen_chance(30)) return RENAME_FLAG_HARD_LINK;
 479         if (gen_chance(30)) return RENAME_FLAG_COPY;
 480         return gen_bits_mask(0xFFFF);
 481 }
 482
 483
 484 /*
 485   return a lockingx lock mode
 486 */
 487 static uint16_t gen_lock_mode(void)
 488 {
 489         if (gen_chance(5))  return gen_bits_mask(0xFFFF);
 490         if (gen_chance(20)) return gen_bits_mask(0x1F);
 491         return gen_bits_mask(LOCKING_ANDX_SHARED_LOCK | LOCKING_ANDX_LARGE_FILES);
 492 }
 493
 494 /*
 495   generate a pid
 496 */
 497 static uint16_t gen_pid(void)
 498 {
 499         if (gen_chance(10)) return gen_bits_mask(0xFFFF);
 500         return getpid();
 501 }
 502
 503 /*
 504   generate a lock count
 505 */
 506 static SMB_OFF_T gen_lock_count(void)
 507 {
 508         return gen_int_range(0, 3);
 509 }
 510
 511 /*
 512   generate a ntcreatex flags field
 513 */
 514 static uint32_t gen_ntcreatex_flags(void)
 515 {
 516         if (gen_chance(70)) return NTCREATEX_FLAGS_EXTENDED;
 517         return gen_bits_mask2(0x1F, 0xFFFFFFFF);
 518 }
 519
 520 /*
 521   generate a NT access mask
 522 */
 523 static uint32_t gen_access_mask(void)
 524 {
 525         if (gen_chance(50)) return SEC_RIGHT_MAXIMUM_ALLOWED;
 526         if (gen_chance(20)) return GENERIC_RIGHTS_FILE_ALL_ACCESS;
 527         return gen_bits_mask(0xFFFFFFFF);
 528 }
 529
 530 /*
 531   generate a ntcreatex create options bitfield
 532 */
 533 static uint32_t gen_create_options(void)
 534 {
 535         if (gen_chance(20)) return gen_bits_mask(0xFFFFFFFF);
 536         if (gen_chance(50)) return 0;
 537         return gen_bits_mask(NTCREATEX_OPTIONS_DELETE_ON_CLOSE | NTCREATEX_OPTIONS_DIRECTORY);
 538 }
 539
 540 /*
 541   generate a ntcreatex open disposition
 542 */
 543 static uint32_t gen_open_disp(void)
 544 {
 545         if (gen_chance(10)) return gen_bits_mask(0xFFFFFFFF);
 546         return gen_int_range(0, 5);
 547 }
 548
 549 /*
 550   generate an openx open mode
 551 */
 552 static uint16_t gen_openx_mode(void)
 553 {
 554         if (gen_chance(20)) return gen_bits_mask(0xFFFF);
 555         if (gen_chance(20)) return gen_bits_mask(0xFF);
 556         return OPENX_MODE_DENY_NONE | gen_bits_mask(0x3);
 557 }
 558
 559 /*
 560   generate an openx flags field
 561 */
 562 static uint16_t gen_openx_flags(void)
 563 {
 564         if (gen_chance(20)) return gen_bits_mask(0xFFFF);
 565         return gen_bits_mask(0x7);
 566 }
 567
 568 /*
 569   generate an openx open function
 570 */
 571 static uint16_t gen_openx_func(void)
 572 {
 573         if (gen_chance(20)) return gen_bits_mask(0xFFFF);
 574         return gen_bits_mask(0x13);
 575 }
 576
 577 /*
 578   generate a file attrib combination
 579 */
 580 static uint32_t gen_attrib(void)
 581 {
 582         if (gen_chance(20)) return gen_bits_mask(0xFFFFFFFF);
 583         return gen_bits_mask(FILE_ATTRIBUTE_NORMAL | FILE_ATTRIBUTE_DIRECTORY);
 584 }
 585
 586 /*
 587   generate a unix timestamp
 588 */
 589 static time_t gen_timet(void)
 590 {
 591         if (gen_chance(30)) return 0;
 592         return (time_t)random();
 593 }
 594
 595 /*
 596   generate a unix timestamp
 597 */
 598 static NTTIME gen_nttime(void)
 599 {
 600         NTTIME ret;
 601         unix_to_nt_time(&ret, gen_timet());
 602         return ret;
 603 }
 604
 605 /*
 606   generate a milliseconds protocol timeout
 607 */
 608 static uint32_t gen_timeout(void)
 609 {
 610         if (gen_chance(98)) return 0;
 611         return random() % 50;
 612 }
 613
 614 /*
 615   generate a file allocation size
 616 */
 617 static uint_t gen_alloc_size(void)
 618 {
 619         uint_t ret;
 620
 621         if (gen_chance(30)) return 0;
 622
 623         ret = random() % 4*1024*1024;
 624         /* give a high chance of a round number */
 625         if (gen_chance(60)) {
 626                 ret &= ~(1024*1024 - 1);
 627         }
 628         return ret;
 629 }
 630
 631 /*
 632   generate an ea_struct
 633 */
 634 static struct ea_struct gen_ea_struct(void)
 635 {
 636         struct ea_struct ea;
 637         const char *names[] = {"EAONE",
 638                                "",
 639                                "FOO!",
 640                                " WITH SPACES ",
 641                                ".",
 642                                "AVERYLONGATTRIBUTENAME"};
 643         const char *values[] = {"VALUE1",
 644                                "",
 645                                "NOT MUCH FOO",
 646                                " LEADING SPACES ",
 647                                ":",
 648                                "ASOMEWHATLONGERATTRIBUTEVALUE"};
 649         int i;
 650
 651         do {
 652                 i = gen_int_range(0, ARRAY_SIZE(names)-1);
 653         } while (ignore_pattern(names[i]));
 654
 655         ea.name.s = names[i];
 656
 657         do {
 658                 i = gen_int_range(0, ARRAY_SIZE(values)-1);
 659         } while (ignore_pattern(values[i]));
 660
 661         ea.value = data_blob(values[i], strlen(values[i]));
 662
 663         if (gen_chance(10)) ea.flags = gen_bits_mask(0xFF);
 664         ea.flags = 0;
 665
 666         return ea;
 667 }
 668
 669
 670 /*
 671   this is called when a change notify reply comes in
 672 */
 673 static void async_notify(struct cli_request *req)
 674 {
 675         struct smb_notify notify;
 676         NTSTATUS status;
 677         int i, j;
 678         uint16_t tid;
 679         struct cli_transport *transport = req->transport;
 680
 681         tid = SVAL(req->in.hdr, HDR_TID);
 682
 683         status = smb_raw_changenotify_recv(req, current_op.mem_ctx, &notify);
 684         if (NT_STATUS_IS_OK(status)) {
 685                 printf("notify tid=%d num_changes=%d action=%d name=%s\n",
 686                        tid,
 687                        notify.out.num_changes,
 688                        notify.out.changes[0].action,
 689                        notify.out.changes[0].name.s);
 690         }
 691
 692         for (i=0;i<NSERVERS;i++) {
 693                 for (j=0;j<NINSTANCES;j++) {
 694                         if (transport == servers[i].cli[j]->transport &&
 695                             tid == servers[i].cli[j]->tree->tid) {
 696                                 notifies[i][j].notify_count++;
 697                                 notifies[i][j].status = status;
 698                                 notifies[i][j].notify = notify;
 699                         }
 700                 }
 701         }
 702 }
 703
 704 /*
 705   the oplock handler will either ack the break or close the file
 706 */
 707 static BOOL oplock_handler(struct cli_transport *transport, uint16_t tid, uint16_t fnum, uint8_t level, void *private)
 708 {
 709         union smb_close io;
 710         NTSTATUS status;
 711         int i, j;
 712         BOOL do_close;
 713         struct cli_tree *tree = NULL;
 714
 715         srandom(current_op.seed);
 716         do_close = gen_chance(50);
 717
 718         for (i=0;i<NSERVERS;i++) {
 719                 for (j=0;j<NINSTANCES;j++) {
 720                         if (transport == servers[i].cli[j]->transport &&
 721                             tid == servers[i].cli[j]->tree->tid) {
 722                                 oplocks[i][j].got_break = True;
 723                                 oplocks[i][j].fnum = fnum;
 724                                 oplocks[i][j].handle = fnum_to_handle(i, j, fnum);
 725                                 oplocks[i][j].level = level;
 726                                 oplocks[i][j].do_close = do_close;
 727                                 tree = servers[i].cli[j]->tree;
 728                         }
 729                 }
 730         }
 731
 732         if (!tree) {
 733                 printf("Oplock break not for one of our trees!?\n");
 734                 return False;
 735         }
 736
 737         if (!do_close) {
 738                 printf("oplock ack fnum=%d\n", fnum);
 739                 return cli_oplock_ack(tree, fnum, level);
 740         }
 741
 742         printf("oplock close fnum=%d\n", fnum);
 743
 744         io.close.level = RAW_CLOSE_CLOSE;
 745         io.close.in.fnum = fnum;
 746         io.close.in.write_time = 0;
 747         status = smb_raw_close(tree, &io);
 748
 749         if (!NT_STATUS_IS_OK(status)) {
 750                 printf("WARNING: close failed in oplock_handler_close - %s\n", nt_errstr(status));
 751         }
 752         return True;
 753 }
 754
 755
 756 /*
 757   the idle function tries to cope with getting an oplock break on a connection, and
 758   an operation on another connection blocking until that break is acked
 759   we check for operations on all transports in the idle function
 760 */
 761 static void idle_func(struct cli_transport *transport, void *private)
 762 {
 763         int i, j;
 764         for (i=0;i<NSERVERS;i++) {
 765                 for (j=0;j<NINSTANCES;j++) {
 766                         if (servers[i].cli[j] &&
 767                             transport != servers[i].cli[j]->transport) {
 768                                 cli_transport_process(servers[i].cli[j]->transport);
 769                         }
 770                 }
 771         }
 772
 773 }
 774
 775
 776 /*
 777   compare NTSTATUS, using checking ignored patterns
 778 */
 779 static BOOL compare_status(NTSTATUS status1, NTSTATUS status2)
 780 {
 781         if (NT_STATUS_EQUAL(status1, status2)) return True;
 782
 783         /* one code being an error and the other OK is always an error */
 784         if (NT_STATUS_IS_OK(status1) || NT_STATUS_IS_OK(status2)) return False;
 785
 786         /* if we are ignoring one of the status codes then consider this a match */
 787         if (ignore_pattern(nt_errstr(status1)) ||
 788             ignore_pattern(nt_errstr(status2))) {
 789                 return True;
 790         }
 791         return False;
 792 }
 793
 794
 795 /*
 796   check for pending packets on all connections
 797 */
 798 static void check_pending(void)
 799 {
 800         int i, j;
 801
 802         msleep(20);
 803
 804         for (j=0;j<NINSTANCES;j++) {
 805                 for (i=0;i<NSERVERS;i++) {
 806                         cli_transport_process(servers[i].cli[j]->transport);
 807                 }
 808         }
 809 }
 810
 811 /*
 812   check that the same oplock breaks have been received by all instances
 813 */
 814 static BOOL check_oplocks(const char *call)
 815 {
 816         int i, j;
 817         int tries = 0;
 818
 819 again:
 820         check_pending();
 821
 822         for (j=0;j<NINSTANCES;j++) {
 823                 for (i=1;i<NSERVERS;i++) {
 824                         if (oplocks[0][j].got_break != oplocks[i][j].got_break ||
 825                             oplocks[0][j].handle != oplocks[i][j].handle ||
 826                             oplocks[0][j].level != oplocks[i][j].level) {
 827                                 if (tries++ < 10) goto again;
 828                                 printf("oplock break inconsistent - %d/%d/%d vs %d/%d/%d\n",
 829                                        oplocks[0][j].got_break,
 830                                        oplocks[0][j].handle,
 831                                        oplocks[0][j].level,
 832                                        oplocks[i][j].got_break,
 833                                        oplocks[i][j].handle,
 834                                        oplocks[i][j].level);
 835                                 return False;
 836                         }
 837                 }
 838         }
 839
 840         /* if we got a break and closed then remove the handle */
 841         for (j=0;j<NINSTANCES;j++) {
 842                 if (oplocks[0][j].got_break &&
 843                     oplocks[0][j].do_close) {
 844                         uint16_t fnums[NSERVERS];
 845                         for (i=0;i<NSERVERS;i++) {
 846                                 fnums[i] = oplocks[i][j].fnum;
 847                         }
 848                         gen_remove_handle(j, fnums);
 849                         break;
 850                 }
 851         }
 852         return True;
 853 }
 854
 855
 856 /*
 857   check that the same change notify info has been received by all instances
 858 */
 859 static BOOL check_notifies(const char *call)
 860 {
 861         int i, j;
 862         int tries = 0;
 863
 864 again:
 865         check_pending();
 866
 867         for (j=0;j<NINSTANCES;j++) {
 868                 for (i=1;i<NSERVERS;i++) {
 869                         int n;
 870                         struct smb_notify not1, not2;
 871
 872                         if (notifies[0][j].notify_count != notifies[i][j].notify_count) {
 873                                 if (tries++ < 10) goto again;
 874                                 printf("Notify count inconsistent %d %d\n",
 875                                        notifies[0][j].notify_count,
 876                                        notifies[i][j].notify_count);
 877                                 return False;
 878                         }
 879
 880                         if (notifies[0][j].notify_count == 0) continue;
 881
 882                         if (!NT_STATUS_EQUAL(notifies[0][j].status,
 883                                              notifies[i][j].status)) {
 884                                 printf("Notify status mismatch - %s - %s\n",
 885                                        nt_errstr(notifies[0][j].status),
 886                                        nt_errstr(notifies[i][j].status));
 887                                 return False;
 888                         }
 889
 890                         if (!NT_STATUS_IS_OK(notifies[0][j].status)) {
 891                                 continue;
 892                         }
 893
 894                         not1 = notifies[0][j].notify;
 895                         not2 = notifies[i][j].notify;
 896
 897                         for (n=0;n<not1.out.num_changes;n++) {
 898                                 if (not1.out.changes[n].action !=
 899                                     not2.out.changes[n].action) {
 900                                         printf("Notify action %d inconsistent %d %d\n", n,
 901                                                not1.out.changes[n].action,
 902                                                not2.out.changes[n].action);
 903                                         return False;
 904                                 }
 905                                 if (strcmp(not1.out.changes[n].name.s,
 906                                            not2.out.changes[n].name.s)) {
 907                                         printf("Notify name %d inconsistent %s %s\n", n,
 908                                                not1.out.changes[n].name.s,
 909                                                not2.out.changes[n].name.s);
 910                                         return False;
 911                                 }
 912                                 if (not1.out.changes[n].name.private_length !=
 913                                     not2.out.changes[n].name.private_length) {
 914                                         printf("Notify name length %d inconsistent %d %d\n", n,
 915                                                not1.out.changes[n].name.private_length,
 916                                                not2.out.changes[n].name.private_length);
 917                                         return False;
 918                                 }
 919                         }
 920                 }
 921         }
 922
 923         ZERO_STRUCT(notifies);
 924
 925         return True;
 926 }
 927
 928
 929 #define GEN_COPY_PARM do { \
 930         int i; \
 931         for (i=1;i<NSERVERS;i++) { \
 932                 parm[i] = parm[0]; \
 933         } \
 934 } while (0)
 935
 936 #define GEN_CALL(call) do { \
 937         int i; \
 938         ZERO_STRUCT(oplocks); \
 939         ZERO_STRUCT(notifies); \
 940         for (i=0;i<NSERVERS;i++) { \
 941                 struct cli_tree *tree = servers[i].cli[instance]->tree; \
 942                 status[i] = call; \
 943         } \
 944         current_op.status = status[0]; \
 945         for (i=1;i<NSERVERS;i++) { \
 946                 if (!compare_status(status[i], status[0])) { \
 947                         printf("status different in %s - %s %s\n", #call, \
 948                                nt_errstr(status[0]), nt_errstr(status[i])); \
 949                         return False; \
 950                 } \
 951         } \
 952         if (!check_oplocks(#call)) return False; \
 953         if (!check_notifies(#call)) return False; \
 954         if (!NT_STATUS_IS_OK(status[0])) { \
 955                 return True; \
 956         } \
 957 } while(0)
 958
 959 #define ADD_HANDLE(name, field) do { \
 960         uint16_t fnums[NSERVERS]; \
 961         int i; \
 962         for (i=0;i<NSERVERS;i++) { \
 963                 fnums[i] = parm[i].field; \
 964         } \
 965         gen_add_handle(instance, name, fnums); \
 966 } while(0)
 967
 968 #define REMOVE_HANDLE(field) do { \
 969         uint16_t fnums[NSERVERS]; \
 970         int i; \
 971         for (i=0;i<NSERVERS;i++) { \
 972                 fnums[i] = parm[i].field; \
 973         } \
 974         gen_remove_handle(instance, fnums); \
 975 } while(0)
 976
 977 #define GEN_SET_FNUM(field) do { \
 978         int i; \
 979         for (i=0;i<NSERVERS;i++) { \
 980                 parm[i].field = gen_lookup_fnum(i, parm[i].field); \
 981         } \
 982 } while(0)
 983
 984 #define CHECK_EQUAL(field) do { \
 985         if (parm[0].field != parm[1].field && !ignore_pattern(#field)) { \
 986                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
 987                        (int)parm[0].field, (int)parm[1].field); \
 988                 return False; \
 989         } \
 990 } while(0)
 991
 992 #define CHECK_WSTR_EQUAL(field) do { \
 993         if ((!parm[0].field.s && parm[1].field.s) || (parm[0].field.s && !parm[1].field.s)) { \
 994                 printf("%s is NULL!\n", #field); \
 995                 return False; \
 996         } \
 997         if (parm[0].field.s && strcmp(parm[0].field.s, parm[1].field.s) != 0 && !ignore_pattern(#field)) { \
 998                 printf("Mismatch in %s - %s %s\n", #field, \
 999                        parm[0].field.s, parm[1].field.s); \
1000                 return False; \
1001         } \
1002         CHECK_EQUAL(field.private_length); \
1003 } while(0)
1004
1005 #define CHECK_BLOB_EQUAL(field) do { \
1006         if (memcmp(parm[0].field.data, parm[1].field.data, parm[0].field.length) != 0 && !ignore_pattern(#field)) { \
1007                 printf("Mismatch in %s\n", #field); \
1008                 return False; \
1009         } \
1010         CHECK_EQUAL(field.length); \
1011 } while(0)
1012
1013 #define CHECK_TIMES_EQUAL(field) do { \
1014         if (ABS(parm[0].field - parm[1].field) > time_skew() && \
1015             !ignore_pattern(#field)) { \
1016                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
1017                        (int)parm[0].field, (int)parm[1].field); \
1018                 return False; \
1019         } \
1020 } while(0)
1021
1022 #define CHECK_NTTIMES_EQUAL(field) do { \
1023         if (ABS(nt_time_to_unix(parm[0].field) - \
1024                 nt_time_to_unix(parm[1].field)) > time_skew() && \
1025             !ignore_pattern(#field)) { \
1026                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
1027                        (int)nt_time_to_unix(parm[0].field), \
1028                        (int)nt_time_to_unix(parm[1].field)); \
1029                 return False; \
1030         } \
1031 } while(0)
1032
1033 /*
1034   generate openx operations
1035 */
1036 static BOOL handler_openx(int instance)
1037 {
1038         union smb_open parm[NSERVERS];
1039         NTSTATUS status[NSERVERS];
1040
1041         parm[0].openx.level = RAW_OPEN_OPENX;
1042         parm[0].openx.in.flags = gen_openx_flags();
1043         parm[0].openx.in.open_mode = gen_openx_mode();
1044         parm[0].openx.in.search_attrs = gen_attrib();
1045         parm[0].openx.in.file_attrs = gen_attrib();
1046         parm[0].openx.in.write_time = gen_timet();
1047         parm[0].openx.in.open_func = gen_openx_func();
1048         parm[0].openx.in.size = gen_io_count();
1049         parm[0].openx.in.timeout = gen_timeout();
1050         parm[0].openx.in.fname = gen_fname_open(instance);
1051
1052         if (!options.use_oplocks) {
1053                 /* mask out oplocks */
1054                 parm[0].openx.in.flags &= ~(OPENX_FLAGS_REQUEST_OPLOCK|
1055                                             OPENX_FLAGS_REQUEST_BATCH_OPLOCK);
1056         }
1057
1058         GEN_COPY_PARM;
1059         GEN_CALL(smb_raw_open(tree, current_op.mem_ctx, &parm[i]));
1060
1061         CHECK_EQUAL(openx.out.attrib);
1062         CHECK_EQUAL(openx.out.size);
1063         CHECK_EQUAL(openx.out.access);
1064         CHECK_EQUAL(openx.out.ftype);
1065         CHECK_EQUAL(openx.out.devstate);
1066         CHECK_EQUAL(openx.out.action);
1067         CHECK_EQUAL(openx.out.access_mask);
1068         CHECK_EQUAL(openx.out.unknown);
1069         CHECK_TIMES_EQUAL(openx.out.write_time);
1070
1071         /* open creates a new file handle */
1072         ADD_HANDLE(parm[0].openx.in.fname, openx.out.fnum);
1073
1074         return True;
1075 }
1076
1077
1078 /*
1079   generate open operations
1080 */
1081 static BOOL handler_open(int instance)
1082 {
1083         union smb_open parm[NSERVERS];
1084         NTSTATUS status[NSERVERS];
1085
1086         parm[0].open.level = RAW_OPEN_OPEN;
1087         parm[0].open.in.flags = gen_bits_mask2(0xF, 0xFFFF);
1088         parm[0].open.in.search_attrs = gen_attrib();
1089         parm[0].open.in.fname = gen_fname_open(instance);
1090
1091         if (!options.use_oplocks) {
1092                 /* mask out oplocks */
1093                 parm[0].open.in.flags &= ~(OPENX_FLAGS_REQUEST_OPLOCK|
1094                                            OPENX_FLAGS_REQUEST_BATCH_OPLOCK);
1095         }
1096
1097         GEN_COPY_PARM;
1098         GEN_CALL(smb_raw_open(tree, current_op.mem_ctx, &parm[i]));
1099
1100         CHECK_EQUAL(open.out.attrib);
1101         CHECK_TIMES_EQUAL(open.out.write_time);
1102         CHECK_EQUAL(open.out.size);
1103         CHECK_EQUAL(open.out.rmode);
1104
1105         /* open creates a new file handle */
1106         ADD_HANDLE(parm[0].open.in.fname, open.out.fnum);
1107
1108         return True;
1109 }
1110
1111
1112 /*
1113   generate ntcreatex operations
1114 */
1115 static BOOL handler_ntcreatex(int instance)
1116 {
1117         union smb_open parm[NSERVERS];
1118         NTSTATUS status[NSERVERS];
1119
1120         parm[0].ntcreatex.level = RAW_OPEN_NTCREATEX;
1121         parm[0].ntcreatex.in.flags = gen_ntcreatex_flags();
1122         parm[0].ntcreatex.in.root_fid = gen_root_fid(instance);
1123         parm[0].ntcreatex.in.access_mask = gen_access_mask();
1124         parm[0].ntcreatex.in.alloc_size = gen_alloc_size();
1125         parm[0].ntcreatex.in.file_attr = gen_attrib();
1126         parm[0].ntcreatex.in.share_access = gen_bits_mask2(0x7, 0xFFFFFFFF);
1127         parm[0].ntcreatex.in.open_disposition = gen_open_disp();
1128         parm[0].ntcreatex.in.create_options = gen_create_options();
1129         parm[0].ntcreatex.in.impersonation = gen_bits_mask2(0, 0xFFFFFFFF);
1130         parm[0].ntcreatex.in.security_flags = gen_bits_mask2(0, 0xFF);
1131         parm[0].ntcreatex.in.fname = gen_fname_open(instance);
1132
1133         if (!options.use_oplocks) {
1134                 /* mask out oplocks */
1135                 parm[0].ntcreatex.in.flags &= ~(NTCREATEX_FLAGS_REQUEST_OPLOCK|
1136                                                 NTCREATEX_FLAGS_REQUEST_BATCH_OPLOCK);
1137         }
1138
1139         GEN_COPY_PARM;
1140         if (parm[0].ntcreatex.in.root_fid != 0) {
1141                 GEN_SET_FNUM(ntcreatex.in.root_fid);
1142         }
1143         GEN_CALL(smb_raw_open(tree, current_op.mem_ctx, &parm[i]));
1144
1145         CHECK_EQUAL(ntcreatex.out.oplock_level);
1146         CHECK_EQUAL(ntcreatex.out.create_action);
1147         CHECK_NTTIMES_EQUAL(ntcreatex.out.create_time);
1148         CHECK_NTTIMES_EQUAL(ntcreatex.out.access_time);
1149         CHECK_NTTIMES_EQUAL(ntcreatex.out.write_time);
1150         CHECK_NTTIMES_EQUAL(ntcreatex.out.change_time);
1151         CHECK_EQUAL(ntcreatex.out.attrib);
1152         CHECK_EQUAL(ntcreatex.out.alloc_size);
1153         CHECK_EQUAL(ntcreatex.out.size);
1154         CHECK_EQUAL(ntcreatex.out.file_type);
1155         CHECK_EQUAL(ntcreatex.out.ipc_state);
1156         CHECK_EQUAL(ntcreatex.out.is_directory);
1157
1158         /* ntcreatex creates a new file handle */
1159         ADD_HANDLE(parm[0].ntcreatex.in.fname, ntcreatex.out.fnum);
1160
1161         return True;
1162 }
1163
1164 /*
1165   generate close operations
1166 */
1167 static BOOL handler_close(int instance)
1168 {
1169         union smb_close parm[NSERVERS];
1170         NTSTATUS status[NSERVERS];
1171
1172         parm[0].close.level = RAW_CLOSE_CLOSE;
1173         parm[0].close.in.fnum = gen_fnum_close(instance);
1174         parm[0].close.in.write_time = gen_timet();
1175
1176         GEN_COPY_PARM;
1177         GEN_SET_FNUM(close.in.fnum);
1178         GEN_CALL(smb_raw_close(tree, &parm[i]));
1179
1180         REMOVE_HANDLE(close.in.fnum);
1181
1182         return True;
1183 }
1184
1185 /*
1186   generate unlink operations
1187 */
1188 static BOOL handler_unlink(int instance)
1189 {
1190         struct smb_unlink parm[NSERVERS];
1191         NTSTATUS status[NSERVERS];
1192
1193         parm[0].in.pattern = gen_pattern();
1194         parm[0].in.attrib = gen_attrib();
1195
1196         GEN_COPY_PARM;
1197         GEN_CALL(smb_raw_unlink(tree, &parm[i]));
1198
1199         return True;
1200 }
1201
1202 /*
1203   generate chkpath operations
1204 */
1205 static BOOL handler_chkpath(int instance)
1206 {
1207         struct smb_chkpath parm[NSERVERS];
1208         NTSTATUS status[NSERVERS];
1209
1210         parm[0].in.path = gen_fname_open(instance);
1211
1212         GEN_COPY_PARM;
1213         GEN_CALL(smb_raw_chkpath(tree, &parm[i]));
1214
1215         return True;
1216 }
1217
1218 /*
1219   generate mkdir operations
1220 */
1221 static BOOL handler_mkdir(int instance)
1222 {
1223         union smb_mkdir parm[NSERVERS];
1224         NTSTATUS status[NSERVERS];
1225
1226         parm[0].mkdir.level = RAW_MKDIR_MKDIR;
1227         parm[0].mkdir.in.path = gen_fname_open(instance);
1228
1229         GEN_COPY_PARM;
1230         GEN_CALL(smb_raw_mkdir(tree, &parm[i]));
1231
1232         return True;
1233 }
1234
1235 /*
1236   generate rmdir operations
1237 */
1238 static BOOL handler_rmdir(int instance)
1239 {
1240         struct smb_rmdir parm[NSERVERS];
1241         NTSTATUS status[NSERVERS];
1242
1243         parm[0].in.path = gen_fname_open(instance);
1244
1245         GEN_COPY_PARM;
1246         GEN_CALL(smb_raw_rmdir(tree, &parm[i]));
1247
1248         return True;
1249 }
1250
1251 /*
1252   generate rename operations
1253 */
1254 static BOOL handler_rename(int instance)
1255 {
1256         union smb_rename parm[NSERVERS];
1257         NTSTATUS status[NSERVERS];
1258
1259         parm[0].generic.level = RAW_RENAME_RENAME;
1260         parm[0].rename.in.pattern1 = gen_pattern();
1261         parm[0].rename.in.pattern2 = gen_pattern();
1262         parm[0].rename.in.attrib = gen_attrib();
1263
1264         GEN_COPY_PARM;
1265         GEN_CALL(smb_raw_rename(tree, &parm[i]));
1266
1267         return True;
1268 }
1269
1270 /*
1271   generate ntrename operations
1272 */
1273 static BOOL handler_ntrename(int instance)
1274 {
1275         union smb_rename parm[NSERVERS];
1276         NTSTATUS status[NSERVERS];
1277
1278         parm[0].generic.level = RAW_RENAME_NTRENAME;
1279         parm[0].ntrename.in.old_name = gen_fname();
1280         parm[0].ntrename.in.new_name = gen_fname();
1281         parm[0].ntrename.in.attrib = gen_attrib();
1282         parm[0].ntrename.in.cluster_size = gen_bits_mask2(0, 0xFFFFFFF);
1283         parm[0].ntrename.in.flags = gen_rename_flags();
1284
1285         GEN_COPY_PARM;
1286         GEN_CALL(smb_raw_rename(tree, &parm[i]));
1287
1288         return True;
1289 }
1290
1291
1292 /*
1293   generate seek operations
1294 */
1295 static BOOL handler_seek(int instance)
1296 {
1297         struct smb_seek parm[NSERVERS];
1298         NTSTATUS status[NSERVERS];
1299
1300         parm[0].in.fnum = gen_fnum(instance);
1301         parm[0].in.mode = gen_bits_mask2(0x3, 0xFFFF);
1302         parm[0].in.offset = gen_offset();
1303
1304         GEN_COPY_PARM;
1305         GEN_SET_FNUM(in.fnum);
1306         GEN_CALL(smb_raw_seek(tree, &parm[i]));
1307
1308         CHECK_EQUAL(out.offset);
1309
1310         return True;
1311 }
1312
1313
1314 /*
1315   generate readx operations
1316 */
1317 static BOOL handler_readx(int instance)
1318 {
1319         union smb_read parm[NSERVERS];
1320         NTSTATUS status[NSERVERS];
1321
1322         parm[0].readx.level = RAW_READ_READX;
1323         parm[0].readx.in.fnum = gen_fnum(instance);
1324         parm[0].readx.in.offset = gen_offset();
1325         parm[0].readx.in.mincnt = gen_io_count();
1326         parm[0].readx.in.maxcnt = gen_io_count();
1327         parm[0].readx.in.remaining = gen_io_count();
1328         parm[0].readx.out.data = talloc(current_op.mem_ctx,
1329                                         MAX(parm[0].readx.in.mincnt, parm[0].readx.in.maxcnt));
1330
1331         GEN_COPY_PARM;
1332         GEN_SET_FNUM(readx.in.fnum);
1333         GEN_CALL(smb_raw_read(tree, &parm[i]));
1334
1335         CHECK_EQUAL(readx.out.remaining);
1336         CHECK_EQUAL(readx.out.compaction_mode);
1337         CHECK_EQUAL(readx.out.nread);
1338
1339         return True;
1340 }
1341
1342 /*
1343   generate writex operations
1344 */
1345 static BOOL handler_writex(int instance)
1346 {
1347         union smb_write parm[NSERVERS];
1348         NTSTATUS status[NSERVERS];
1349
1350         parm[0].writex.level = RAW_WRITE_WRITEX;
1351         parm[0].writex.in.fnum = gen_fnum(instance);
1352         parm[0].writex.in.offset = gen_offset();
1353         parm[0].writex.in.wmode = gen_bits_mask(0xFFFF);
1354         parm[0].writex.in.remaining = gen_io_count();
1355         parm[0].writex.in.count = gen_io_count();
1356         parm[0].writex.in.data = talloc_zero(current_op.mem_ctx, parm[0].writex.in.count);
1357
1358         GEN_COPY_PARM;
1359         GEN_SET_FNUM(writex.in.fnum);
1360         GEN_CALL(smb_raw_write(tree, &parm[i]));
1361
1362         CHECK_EQUAL(writex.out.nwritten);
1363         CHECK_EQUAL(writex.out.remaining);
1364
1365         return True;
1366 }
1367
1368 /*
1369   generate lockingx operations
1370 */
1371 static BOOL handler_lockingx(int instance)
1372 {
1373         union smb_lock parm[NSERVERS];
1374         NTSTATUS status[NSERVERS];
1375         int n, nlocks;
1376
1377         parm[0].lockx.level = RAW_LOCK_LOCKX;
1378         parm[0].lockx.in.fnum = gen_fnum(instance);
1379         parm[0].lockx.in.mode = gen_lock_mode();
1380         parm[0].lockx.in.timeout = gen_timeout();
1381         do {
1382                 /* make sure we don't accidentially generate an oplock
1383                    break ack - otherwise the server can just block forever */
1384                 parm[0].lockx.in.ulock_cnt = gen_lock_count();
1385                 parm[0].lockx.in.lock_cnt = gen_lock_count();
1386                 nlocks = parm[0].lockx.in.ulock_cnt + parm[0].lockx.in.lock_cnt;
1387         } while (nlocks == 0);
1388
1389         if (nlocks > 0) {
1390                 parm[0].lockx.in.locks = talloc(current_op.mem_ctx,
1391                                                 sizeof(parm[0].lockx.in.locks[0]) * nlocks);
1392                 for (n=0;n<nlocks;n++) {
1393                         parm[0].lockx.in.locks[n].pid = gen_pid();
1394                         parm[0].lockx.in.locks[n].offset = gen_offset();
1395                         parm[0].lockx.in.locks[n].count = gen_io_count();
1396                 }
1397         }
1398
1399         GEN_COPY_PARM;
1400         GEN_SET_FNUM(lockx.in.fnum);
1401         GEN_CALL(smb_raw_lock(tree, &parm[i]));
1402
1403         return True;
1404 }
1405
1406 /*
1407   generate a fileinfo query structure
1408 */
1409 static void gen_fileinfo(int instance, union smb_fileinfo *info)
1410 {
1411         int i;
1412         #define LVL(v) {RAW_FILEINFO_ ## v, "RAW_FILEINFO_" #v}
1413         struct {
1414                 enum smb_fileinfo_level level;
1415                 const char *name;
1416         }  levels[] = {
1417                 LVL(GETATTR), LVL(GETATTRE), LVL(STANDARD),
1418                 LVL(EA_SIZE), LVL(ALL_EAS), LVL(IS_NAME_VALID),
1419                 LVL(BASIC_INFO), LVL(STANDARD_INFO), LVL(EA_INFO),
1420                 LVL(NAME_INFO), LVL(ALL_INFO), LVL(ALT_NAME_INFO),
1421                 LVL(STREAM_INFO), LVL(COMPRESSION_INFO), LVL(BASIC_INFORMATION),
1422                 LVL(STANDARD_INFORMATION), LVL(INTERNAL_INFORMATION), LVL(EA_INFORMATION),
1423                 LVL(ACCESS_INFORMATION), LVL(NAME_INFORMATION), LVL(POSITION_INFORMATION),
1424                 LVL(MODE_INFORMATION), LVL(ALIGNMENT_INFORMATION), LVL(ALL_INFORMATION),
1425                 LVL(ALT_NAME_INFORMATION), LVL(STREAM_INFORMATION), LVL(COMPRESSION_INFORMATION),
1426                 LVL(NETWORK_OPEN_INFORMATION), LVL(ATTRIBUTE_TAG_INFORMATION)
1427         };
1428         do {
1429                 i = gen_int_range(0, ARRAY_SIZE(levels)-1);
1430         } while (ignore_pattern(levels[i].name));
1431
1432         info->generic.level = levels[i].level;
1433 }
1434
1435 /*
1436   compare returned fileinfo structures
1437 */
1438 static BOOL cmp_fileinfo(int instance,
1439                          union smb_fileinfo parm[NSERVERS],
1440                          NTSTATUS status[NSERVERS])
1441 {
1442         int i;
1443
1444         switch (parm[0].generic.level) {
1445         case RAW_FILEINFO_GENERIC:
1446                 return False;
1447
1448         case RAW_FILEINFO_GETATTR:
1449                 CHECK_EQUAL(getattr.out.attrib);
1450                 CHECK_EQUAL(getattr.out.size);
1451                 CHECK_TIMES_EQUAL(getattr.out.write_time);
1452                 break;
1453
1454         case RAW_FILEINFO_GETATTRE:
1455                 CHECK_TIMES_EQUAL(getattre.out.create_time);
1456                 CHECK_TIMES_EQUAL(getattre.out.access_time);
1457                 CHECK_TIMES_EQUAL(getattre.out.write_time);
1458                 CHECK_EQUAL(getattre.out.size);
1459                 CHECK_EQUAL(getattre.out.alloc_size);
1460                 CHECK_EQUAL(getattre.out.attrib);
1461                 break;
1462
1463         case RAW_FILEINFO_STANDARD:
1464                 CHECK_TIMES_EQUAL(standard.out.create_time);
1465                 CHECK_TIMES_EQUAL(standard.out.access_time);
1466                 CHECK_TIMES_EQUAL(standard.out.write_time);
1467                 CHECK_EQUAL(standard.out.size);
1468                 CHECK_EQUAL(standard.out.alloc_size);
1469                 CHECK_EQUAL(standard.out.attrib);
1470                 break;
1471
1472         case RAW_FILEINFO_EA_SIZE:
1473                 CHECK_TIMES_EQUAL(ea_size.out.create_time);
1474                 CHECK_TIMES_EQUAL(ea_size.out.access_time);
1475                 CHECK_TIMES_EQUAL(ea_size.out.write_time);
1476                 CHECK_EQUAL(ea_size.out.size);
1477                 CHECK_EQUAL(ea_size.out.alloc_size);
1478                 CHECK_EQUAL(ea_size.out.attrib);
1479                 CHECK_EQUAL(ea_size.out.ea_size);
1480                 break;
1481
1482         case RAW_FILEINFO_ALL_EAS:
1483                 CHECK_EQUAL(all_eas.out.num_eas);
1484                 for (i=0;i<parm[0].all_eas.out.num_eas;i++) {
1485                         CHECK_EQUAL(all_eas.out.eas[i].flags);
1486                         CHECK_WSTR_EQUAL(all_eas.out.eas[i].name);
1487                         CHECK_BLOB_EQUAL(all_eas.out.eas[i].value);
1488                 }
1489                 break;
1490
1491         case RAW_FILEINFO_IS_NAME_VALID:
1492                 break;
1493
1494         case RAW_FILEINFO_BASIC_INFO:
1495         case RAW_FILEINFO_BASIC_INFORMATION:
1496                 CHECK_NTTIMES_EQUAL(basic_info.out.create_time);
1497                 CHECK_NTTIMES_EQUAL(basic_info.out.access_time);
1498                 CHECK_NTTIMES_EQUAL(basic_info.out.write_time);
1499                 CHECK_NTTIMES_EQUAL(basic_info.out.change_time);
1500                 CHECK_EQUAL(basic_info.out.attrib);
1501                 break;
1502
1503         case RAW_FILEINFO_STANDARD_INFO:
1504         case RAW_FILEINFO_STANDARD_INFORMATION:
1505                 CHECK_EQUAL(standard_info.out.alloc_size);
1506                 CHECK_EQUAL(standard_info.out.size);
1507                 CHECK_EQUAL(standard_info.out.nlink);
1508                 CHECK_EQUAL(standard_info.out.delete_pending);
1509                 CHECK_EQUAL(standard_info.out.directory);
1510                 break;
1511
1512         case RAW_FILEINFO_EA_INFO:
1513         case RAW_FILEINFO_EA_INFORMATION:
1514                 CHECK_EQUAL(ea_info.out.ea_size);
1515                 break;
1516
1517         case RAW_FILEINFO_NAME_INFO:
1518         case RAW_FILEINFO_NAME_INFORMATION:
1519                 CHECK_WSTR_EQUAL(name_info.out.fname);
1520                 break;
1521
1522         case RAW_FILEINFO_ALL_INFO:
1523         case RAW_FILEINFO_ALL_INFORMATION:
1524                 CHECK_NTTIMES_EQUAL(all_info.out.create_time);
1525                 CHECK_NTTIMES_EQUAL(all_info.out.access_time);
1526                 CHECK_NTTIMES_EQUAL(all_info.out.write_time);
1527                 CHECK_NTTIMES_EQUAL(all_info.out.change_time);
1528                 CHECK_EQUAL(all_info.out.attrib);
1529                 CHECK_EQUAL(all_info.out.alloc_size);
1530                 CHECK_EQUAL(all_info.out.size);
1531                 CHECK_EQUAL(all_info.out.nlink);
1532                 CHECK_EQUAL(all_info.out.delete_pending);
1533                 CHECK_EQUAL(all_info.out.directory);
1534                 CHECK_EQUAL(all_info.out.ea_size);
1535                 CHECK_WSTR_EQUAL(all_info.out.fname);
1536                 break;
1537
1538         case RAW_FILEINFO_ALT_NAME_INFO:
1539         case RAW_FILEINFO_ALT_NAME_INFORMATION:
1540                 CHECK_WSTR_EQUAL(alt_name_info.out.fname);
1541                 break;
1542
1543         case RAW_FILEINFO_STREAM_INFO:
1544         case RAW_FILEINFO_STREAM_INFORMATION:
1545                 CHECK_EQUAL(stream_info.out.num_streams);
1546                 for (i=0;i<parm[0].stream_info.out.num_streams;i++) {
1547                         CHECK_EQUAL(stream_info.out.streams[i].size);
1548                         CHECK_EQUAL(stream_info.out.streams[i].alloc_size);
1549                         CHECK_WSTR_EQUAL(stream_info.out.streams[i].stream_name);
1550                 }
1551                 break;
1552
1553         case RAW_FILEINFO_COMPRESSION_INFO:
1554         case RAW_FILEINFO_COMPRESSION_INFORMATION:
1555                 CHECK_EQUAL(compression_info.out.compressed_size);
1556                 CHECK_EQUAL(compression_info.out.format);
1557                 CHECK_EQUAL(compression_info.out.unit_shift);
1558                 CHECK_EQUAL(compression_info.out.chunk_shift);
1559                 CHECK_EQUAL(compression_info.out.cluster_shift);
1560                 break;
1561
1562         case RAW_FILEINFO_INTERNAL_INFORMATION:
1563                 CHECK_EQUAL(internal_information.out.file_id);
1564                 break;
1565
1566         case RAW_FILEINFO_ACCESS_INFORMATION:
1567                 CHECK_EQUAL(access_information.out.access_flags);
1568                 break;
1569
1570         case RAW_FILEINFO_POSITION_INFORMATION:
1571                 CHECK_EQUAL(position_information.out.position);
1572                 break;
1573
1574         case RAW_FILEINFO_MODE_INFORMATION:
1575                 CHECK_EQUAL(mode_information.out.mode);
1576                 break;
1577
1578         case RAW_FILEINFO_ALIGNMENT_INFORMATION:
1579                 CHECK_EQUAL(alignment_information.out.alignment_requirement);
1580                 break;
1581
1582         case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
1583                 CHECK_NTTIMES_EQUAL(network_open_information.out.create_time);
1584                 CHECK_NTTIMES_EQUAL(network_open_information.out.access_time);
1585                 CHECK_NTTIMES_EQUAL(network_open_information.out.write_time);
1586                 CHECK_NTTIMES_EQUAL(network_open_information.out.change_time);
1587                 CHECK_EQUAL(network_open_information.out.alloc_size);
1588                 CHECK_EQUAL(network_open_information.out.size);
1589                 CHECK_EQUAL(network_open_information.out.attrib);
1590                 break;
1591
1592         case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
1593                 CHECK_EQUAL(attribute_tag_information.out.attrib);
1594                 CHECK_EQUAL(attribute_tag_information.out.reparse_tag);
1595                 break;
1596         }
1597
1598         return True;
1599 }
1600
1601 /*
1602   generate qpathinfo operations
1603 */
1604 static BOOL handler_qpathinfo(int instance)
1605 {
1606         union smb_fileinfo parm[NSERVERS];
1607         NTSTATUS status[NSERVERS];
1608
1609         parm[0].generic.in.fname = gen_fname_open(instance);
1610
1611         gen_fileinfo(instance, &parm[0]);
1612
1613         GEN_COPY_PARM;
1614         GEN_CALL(smb_raw_pathinfo(tree, current_op.mem_ctx, &parm[i]));
1615
1616         return cmp_fileinfo(instance, parm, status);
1617 }
1618
1619 /*
1620   generate qfileinfo operations
1621 */
1622 static BOOL handler_qfileinfo(int instance)
1623 {
1624         union smb_fileinfo parm[NSERVERS];
1625         NTSTATUS status[NSERVERS];
1626
1627         parm[0].generic.in.fnum = gen_fnum(instance);
1628
1629         gen_fileinfo(instance, &parm[0]);
1630
1631         GEN_COPY_PARM;
1632         GEN_SET_FNUM(generic.in.fnum);
1633         GEN_CALL(smb_raw_fileinfo(tree, current_op.mem_ctx, &parm[i]));
1634
1635         return cmp_fileinfo(instance, parm, status);
1636 }
1637
1638
1639 /*
1640   generate a fileinfo query structure
1641 */
1642 static void gen_setfileinfo(int instance, union smb_setfileinfo *info)
1643 {
1644         int i;
1645         #undef LVL
1646         #define LVL(v) {RAW_SFILEINFO_ ## v, "RAW_SFILEINFO_" #v}
1647         struct {
1648                 enum smb_setfileinfo_level level;
1649                 const char *name;
1650         }  levels[] = {
1651 #if 0
1652                 /* disabled until win2003 can handle them ... */
1653                 LVL(EA_SET), LVL(BASIC_INFO), LVL(DISPOSITION_INFO),
1654                 LVL(STANDARD), LVL(ALLOCATION_INFO), LVL(END_OF_FILE_INFO),
1655 #endif
1656                 LVL(SETATTR), LVL(SETATTRE), LVL(BASIC_INFORMATION),
1657                 LVL(RENAME_INFORMATION), LVL(DISPOSITION_INFORMATION),
1658                 LVL(POSITION_INFORMATION), LVL(MODE_INFORMATION),
1659                 LVL(ALLOCATION_INFORMATION), LVL(END_OF_FILE_INFORMATION),
1660                 LVL(1023), LVL(1025), LVL(1029), LVL(1032), LVL(1039), LVL(1040)
1661         };
1662         do {
1663                 i = gen_int_range(0, ARRAY_SIZE(levels)-1);
1664         } while (ignore_pattern(levels[i].name));
1665
1666         info->generic.level = levels[i].level;
1667
1668         switch (info->generic.level) {
1669         case RAW_SFILEINFO_SETATTR:
1670                 info->setattr.in.attrib = gen_attrib();
1671                 info->setattr.in.write_time = gen_timet();
1672                 break;
1673         case RAW_SFILEINFO_SETATTRE:
1674                 info->setattre.in.create_time = gen_timet();
1675                 info->setattre.in.access_time = gen_timet();
1676                 info->setattre.in.write_time = gen_timet();
1677                 break;
1678         case RAW_SFILEINFO_STANDARD:
1679                 info->standard.in.create_time = gen_timet();
1680                 info->standard.in.access_time = gen_timet();
1681                 info->standard.in.write_time = gen_timet();
1682                 break;
1683         case RAW_SFILEINFO_EA_SET:
1684                 info->ea_set.in.ea = gen_ea_struct();
1685                 break;
1686         case RAW_SFILEINFO_BASIC_INFO:
1687         case RAW_SFILEINFO_BASIC_INFORMATION:
1688                 info->basic_info.in.create_time = gen_nttime();
1689                 info->basic_info.in.access_time = gen_nttime();
1690                 info->basic_info.in.write_time = gen_nttime();
1691                 info->basic_info.in.change_time = gen_nttime();
1692                 info->basic_info.in.attrib = gen_attrib();
1693                 break;
1694         case RAW_SFILEINFO_DISPOSITION_INFO:
1695         case RAW_SFILEINFO_DISPOSITION_INFORMATION:
1696                 info->disposition_info.in.delete_on_close = gen_bool();
1697                 break;
1698         case RAW_SFILEINFO_ALLOCATION_INFO:
1699         case RAW_SFILEINFO_ALLOCATION_INFORMATION:
1700                 info->allocation_info.in.alloc_size = gen_alloc_size();
1701                 break;
1702         case RAW_SFILEINFO_END_OF_FILE_INFO:
1703         case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
1704                 info->end_of_file_info.in.size = gen_offset();
1705                 break;
1706         case RAW_SFILEINFO_RENAME_INFORMATION:
1707                 info->rename_information.in.overwrite = gen_bool();
1708                 info->rename_information.in.root_fid = gen_root_fid(instance);
1709                 info->rename_information.in.new_name = gen_fname_open(instance);
1710                 break;
1711         case RAW_SFILEINFO_POSITION_INFORMATION:
1712                 info->position_information.in.position = gen_offset();
1713                 break;
1714         case RAW_SFILEINFO_MODE_INFORMATION:
1715                 info->mode_information.in.mode = gen_bits_mask(0xFFFFFFFF);
1716                 break;
1717         }
1718 }
1719
1720 /*
1721   generate setpathinfo operations
1722 */
1723 static BOOL handler_spathinfo(int instance)
1724 {
1725         union smb_setfileinfo parm[NSERVERS];
1726         NTSTATUS status[NSERVERS];
1727
1728         parm[0].generic.file.fname = gen_fname_open(instance);
1729
1730         gen_setfileinfo(instance, &parm[0]);
1731
1732         GEN_COPY_PARM;
1733
1734         /* a special case for the fid in a RENAME */
1735         if (parm[0].generic.level == RAW_SFILEINFO_RENAME_INFORMATION &&
1736             parm[0].rename_information.in.root_fid != 0) {
1737                 GEN_SET_FNUM(rename_information.in.root_fid);
1738         }
1739
1740         GEN_CALL(smb_raw_setpathinfo(tree, &parm[i]));
1741
1742         return True;
1743 }
1744
1745
1746 /*
1747   generate setfileinfo operations
1748 */
1749 static BOOL handler_sfileinfo(int instance)
1750 {
1751         union smb_setfileinfo parm[NSERVERS];
1752         NTSTATUS status[NSERVERS];
1753
1754         parm[0].generic.file.fnum = gen_fnum(instance);
1755
1756         gen_setfileinfo(instance, &parm[0]);
1757
1758         GEN_COPY_PARM;
1759         GEN_SET_FNUM(generic.file.fnum);
1760         GEN_CALL(smb_raw_setfileinfo(tree, &parm[i]));
1761
1762         return True;
1763 }
1764
1765
1766 /*
1767   generate change notify operations
1768 */
1769 static BOOL handler_notify(int instance)
1770 {
1771         struct smb_notify parm[NSERVERS];
1772         int n;
1773
1774         parm[0].in.buffer_size = gen_io_count();
1775         parm[0].in.completion_filter = gen_bits_mask(0xFF);
1776         parm[0].in.fnum = gen_fnum(instance);
1777         parm[0].in.recursive = gen_bool();
1778
1779         GEN_COPY_PARM;
1780         GEN_SET_FNUM(in.fnum);
1781
1782         for (n=0;n<NSERVERS;n++) {
1783                 struct cli_request *req;
1784                 req = smb_raw_changenotify_send(servers[n].cli[instance]->tree, &parm[n]);
1785                 req->async.fn = async_notify;
1786         }
1787
1788         return True;
1789 }
1790
1791 /*
1792   wipe any relevant files
1793 */
1794 static void wipe_files(void)
1795 {
1796         int i;
1797         for (i=0;i<NSERVERS;i++) {
1798                 int n = cli_deltree(servers[i].cli[0]->tree, "\\gentest");
1799                 if (n == -1) {
1800                         printf("Failed to wipe tree on server %d\n", i);
1801                         exit(1);
1802                 }
1803                 if (NT_STATUS_IS_ERR(cli_mkdir(servers[i].cli[0]->tree, "\\gentest"))) {
1804                         printf("Failed to create \\gentest - %s\n",
1805                                cli_errstr(servers[i].cli[0]->tree));
1806                         exit(1);
1807                 }
1808                 if (n > 0) {
1809                         printf("Deleted %d files on server %d\n", n, i);
1810                 }
1811         }
1812 }
1813
1814 /*
1815   dump the current seeds - useful for continuing a backtrack
1816 */
1817 static void dump_seeds(void)
1818 {
1819         int i;
1820         FILE *f;
1821
1822         if (!options.seeds_file) {
1823                 return;
1824         }
1825         f = fopen("seeds.tmp", "w");
1826         if (!f) return;
1827
1828         for (i=0;i<options.numops;i++) {
1829                 fprintf(f, "%u\n", op_parms[i].seed);
1830         }
1831         fclose(f);
1832         rename("seeds.tmp", options.seeds_file);
1833 }
1834
1835
1836
1837 /*
1838   the list of top-level operations that we will generate
1839 */
1840 static struct {
1841         const char *name;
1842         BOOL (*handler)(int instance);
1843         int count, success_count;
1844 } gen_ops[] = {
1845         {"OPEN",       handler_open},
1846         {"OPENX",      handler_openx},
1847         {"NTCREATEX",  handler_ntcreatex},
1848         {"CLOSE",      handler_close},
1849         {"UNLINK",     handler_unlink},
1850         {"MKDIR",      handler_mkdir},
1851         {"RMDIR",      handler_rmdir},
1852         {"RENAME",     handler_rename},
1853         {"NTRENAME",   handler_ntrename},
1854         {"READX",      handler_readx},
1855         {"WRITEX",     handler_writex},
1856         {"CHKPATH",    handler_chkpath},
1857         {"LOCKINGX",   handler_lockingx},
1858         {"QPATHINFO",  handler_qpathinfo},
1859         {"QFILEINFO",  handler_qfileinfo},
1860         {"SPATHINFO",  handler_spathinfo},
1861         {"SFILEINFO",  handler_sfileinfo},
1862         {"NOTIFY",     handler_notify},
1863         {"SEEK",       handler_seek},
1864 };
1865
1866
1867 /*
1868   run the test with the current set of op_parms parameters
1869   return the number of operations that completed successfully
1870 */
1871 static int run_test(void)
1872 {
1873         int op, i;
1874
1875         if (!connect_servers()) {
1876                 printf("Failed to connect to servers\n");
1877                 exit(1);
1878         }
1879
1880         dump_seeds();
1881
1882         /* wipe any leftover files from old runs */
1883         wipe_files();
1884
1885         /* reset the open handles array */
1886         memset(open_handles, 0, options.max_open_handles * sizeof(open_handles[0]));
1887         num_open_handles = 0;
1888
1889         for (i=0;i<ARRAY_SIZE(gen_ops);i++) {
1890                 gen_ops[i].count = 0;
1891                 gen_ops[i].success_count = 0;
1892         }
1893
1894         for (op=0; op<options.numops; op++) {
1895                 int instance, which_op;
1896                 BOOL ret;
1897
1898                 if (op_parms[op].disabled) continue;
1899
1900                 srandom(op_parms[op].seed);
1901
1902                 instance = gen_int_range(0, NINSTANCES-1);
1903
1904                 /* generate a non-ignored operation */
1905                 do {
1906                         which_op = gen_int_range(0, ARRAY_SIZE(gen_ops)-1);
1907                 } while (ignore_pattern(gen_ops[which_op].name));
1908
1909                 DEBUG(3,("Generating op %s on instance %d\n",
1910                          gen_ops[which_op].name, instance));
1911
1912                 current_op.seed = op_parms[op].seed;
1913                 current_op.opnum = op;
1914                 current_op.name = gen_ops[which_op].name;
1915                 current_op.status = NT_STATUS_OK;
1916                 current_op.mem_ctx = talloc_init(current_op.name);
1917
1918                 ret = gen_ops[which_op].handler(instance);
1919
1920                 talloc_destroy(current_op.mem_ctx);
1921
1922                 gen_ops[which_op].count++;
1923                 if (NT_STATUS_IS_OK(current_op.status)) {
1924                         gen_ops[which_op].success_count++;
1925                 }
1926
1927                 if (!ret) {
1928                         printf("Failed at operation %d - %s\n",
1929                                op, gen_ops[which_op].name);
1930                         return op;
1931                 }
1932
1933                 if (op % 100 == 0) {
1934                         printf("%d\n", op);
1935                 }
1936         }
1937
1938         for (i=0;i<ARRAY_SIZE(gen_ops);i++) {
1939                 printf("Op %-10s got %d/%d success\n",
1940                        gen_ops[i].name,
1941                        gen_ops[i].success_count,
1942                        gen_ops[i].count);
1943         }
1944
1945         return op;
1946 }
1947
1948 /*
1949    perform a backtracking analysis of the minimal set of operations
1950    to generate an error
1951 */
1952 static void backtrack_analyze(void)
1953 {
1954         int chunk, ret;
1955
1956         chunk = options.numops / 2;
1957
1958         do {
1959                 int base;
1960                 for (base=0;
1961                      chunk > 0 && base+chunk < options.numops && options.numops > 1; ) {
1962                         int i, max;
1963
1964                         chunk = MIN(chunk, options.numops / 2);
1965
1966                         /* mark this range as disabled */
1967                         max = MIN(options.numops, base+chunk);
1968                         for (i=base;i<max; i++) {
1969                                 op_parms[i].disabled = True;
1970                         }
1971                         printf("Testing %d ops with %d-%d disabled\n",
1972                                options.numops, base, max-1);
1973                         ret = run_test();
1974                         printf("Completed %d of %d ops\n", ret, options.numops);
1975                         for (i=base;i<max; i++) {
1976                                 op_parms[i].disabled = False;
1977                         }
1978                         if (ret == options.numops) {
1979                                 /* this chunk is needed */
1980                                 base += chunk;
1981                         } else if (ret < base) {
1982                                 printf("damn - inconsistent errors! found early error\n");
1983                                 options.numops = ret+1;
1984                                 base = 0;
1985                         } else {
1986                                 /* it failed - this chunk isn't needed for a failure */
1987                                 memmove(&op_parms[base], &op_parms[max],
1988                                         sizeof(op_parms[0]) * (options.numops - max));
1989                                 options.numops = (ret+1) - (max - base);
1990                         }
1991                 }
1992
1993                 if (chunk == 2) {
1994                         chunk = 1;
1995                 } else {
1996                         chunk *= 0.4;
1997                 }
1998
1999                 if (options.analyze_continuous && chunk == 0 && options.numops != 1) {
2000                         chunk = 1;
2001                 }
2002         } while (chunk > 0);
2003
2004         printf("Reduced to %d ops\n", options.numops);
2005         ret = run_test();
2006         if (ret != options.numops - 1) {
2007                 printf("Inconsistent result? ret=%d numops=%d\n", ret, options.numops);
2008         }
2009 }
2010
2011 /*
2012    start the main gentest process
2013 */
2014 static BOOL start_gentest(void)
2015 {
2016         int op;
2017         int ret;
2018
2019         /* allocate the open_handles array */
2020         open_handles = calloc(options.max_open_handles, sizeof(open_handles[0]));
2021
2022         srandom(options.seed);
2023         op_parms = calloc(options.numops, sizeof(op_parms[0]));
2024
2025         /* generate the seeds - after this everything is deterministic */
2026         if (options.use_preset_seeds) {
2027                 int numops;
2028                 char **preset = file_lines_load(options.seeds_file, &numops);
2029                 if (!preset) {
2030                         printf("Failed to load %s - %s\n", options.seeds_file, strerror(errno));
2031                         exit(1);
2032                 }
2033                 if (numops < options.numops) {
2034                         options.numops = numops;
2035                 }
2036                 for (op=0;op<options.numops;op++) {
2037                         if (!preset[op]) {
2038                                 printf("Not enough seeds in %s\n", options.seeds_file);
2039                                 exit(1);
2040                         }
2041                         op_parms[op].seed = atoi(preset[op]);
2042                 }
2043                 printf("Loaded %d seeds from %s\n", options.numops, options.seeds_file);
2044         } else {
2045                 for (op=0; op<options.numops; op++) {
2046                         op_parms[op].seed = random();
2047                 }
2048         }
2049
2050         ret = run_test();
2051
2052         if (ret != options.numops && options.analyze) {
2053                 options.numops = ret+1;
2054                 backtrack_analyze();
2055         } else if (options.analyze_always) {
2056                 backtrack_analyze();
2057         } else if (options.analyze_continuous) {
2058                 while (run_test() == options.numops) ;
2059         }
2060
2061         return ret == options.numops;
2062 }
2063
2064
2065 static void usage(void)
2066 {
2067         printf(
2068 "Usage:\n\
2069   gentest2 //server1/share1 //server2/share2 [options..]\n\
2070   options:\n\
2071         -U user%%pass        (must be specified twice)\n\
2072         -s seed\n\
2073         -o numops\n\
2074         -a            (show all ops)\n\
2075         -A            backtrack to find minimal ops\n\
2076         -i FILE       add a list of wildcard exclusions\n\
2077         -O            enable oplocks\n\
2078         -S FILE       set preset seeds file\n\
2079         -L            use preset seeds\n\
2080         -F            fast reconnect (just close files)\n\
2081         -C            continuous analysis mode\n\
2082         -X            analyse even when test OK\n\
2083 ");
2084 }
2085
2086 /****************************************************************************
2087   main program
2088 ****************************************************************************/
2089  int main(int argc, char *argv[])
2090 {
2091         int opt;
2092         int i;
2093         BOOL ret;
2094
2095         setlinebuf(stdout);
2096
2097         setup_logging("gentest", DEBUG_STDOUT);
2098
2099         if (argc < 3 || argv[1][0] == '-') {
2100                 usage();
2101                 exit(1);
2102         }
2103
2104         setup_logging(argv[0], DEBUG_STDOUT);
2105
2106         for (i=0;i<NSERVERS;i++) {
2107                 const char *share = argv[1+i];
2108                 if (!split_unc_name(share, &servers[i].server_name, &servers[i].share_name)) {
2109                         printf("Invalid share name '%s'\n", share);
2110                         return -1;
2111                 }
2112         }
2113
2114         argc -= NSERVERS;
2115         argv += NSERVERS;
2116
2117         lp_load(dyn_CONFIGFILE,True,False,False);
2118         load_interfaces();
2119
2120         options.seed = time(NULL);
2121         options.numops = 1000;
2122         options.max_open_handles = 20;
2123         options.seeds_file = "gentest_seeds.dat";
2124
2125         while ((opt = getopt(argc, argv, "U:s:o:ad:i:AOhS:LFXC")) != EOF) {
2126                 switch (opt) {
2127                 case 'U':
2128                         i = servers[0].username?1:0;
2129                         if (!split_username(optarg,
2130                                             &servers[i].username,
2131                                             &servers[i].password)) {
2132                                 printf("Must supply USER%%PASS\n");
2133                                 return -1;
2134                         }
2135                         break;
2136                 case 'd':
2137                         DEBUGLEVEL = atoi(optarg);
2138                         setup_logging(NULL, DEBUG_STDOUT);
2139                         break;
2140                 case 's':
2141                         options.seed = atoi(optarg);
2142                         break;
2143                 case 'S':
2144                         options.seeds_file = optarg;
2145                         break;
2146                 case 'L':
2147                         options.use_preset_seeds = True;
2148                         break;
2149                 case 'F':
2150                         options.fast_reconnect = True;
2151                         break;
2152                 case 'o':
2153                         options.numops = atoi(optarg);
2154                         break;
2155                 case 'O':
2156                         options.use_oplocks = True;
2157                         break;
2158                 case 'a':
2159                         options.showall = True;
2160                         break;
2161                 case 'A':
2162                         options.analyze = True;
2163                         break;
2164                 case 'X':
2165                         options.analyze_always = True;
2166                         break;
2167                 case 'C':
2168                         options.analyze_continuous = True;
2169                         break;
2170                 case 'i':
2171                         options.ignore_patterns = file_lines_load(optarg, NULL);
2172                         break;
2173                 case 'h':
2174                         usage();
2175                         exit(1);
2176                 default:
2177                         printf("Unknown option %c (%d)\n", (char)opt, opt);
2178                         exit(1);
2179                 }
2180         }
2181
2182         if (!servers[0].username || !servers[1].username) {
2183                 usage();
2184                 return -1;
2185         }
2186
2187         printf("seed=%u\n", options.seed);
2188
2189         ret = start_gentest();
2190
2191         if (ret) {
2192                 printf("gentest completed - no errors\n");
2193         } else {
2194                 printf("gentest failed\n");
2195         }
2196
2197         return ret?0:-1;
2198 }