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 fnum;
  72         uint16 handle;
  73         uint8 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 tid, uint16 fnum, uint8 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, 10, 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 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 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 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 gen_lookup_fnum(int server, uint16 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 gen_fnum(int instance)
 303 {
 304         uint16 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 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 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 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 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 gen_bits_mask2(uint32 mask1, uint32 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 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 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 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 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 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 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 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 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 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 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 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 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 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 tid, uint16 fnum, uint8 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 == 1? 0x102 : 2);
 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_pending(servers[i].cli[j]->transport)) {
 769                                 if (!cli_request_receive_next(servers[i].cli[j]->transport)) {
 770                                         printf("Connection to server %d instance %d died!\n",
 771                                                i, j);
 772                                         exit(1);
 773                                 }
 774                         }
 775                 }
 776         }
 777
 778 }
 779
 780
 781 /*
 782   compare NTSTATUS, using checking ignored patterns
 783 */
 784 static BOOL compare_status(NTSTATUS status1, NTSTATUS status2)
 785 {
 786         if (NT_STATUS_EQUAL(status1, status2)) return True;
 787
 788         /* one code being an error and the other OK is always an error */
 789         if (NT_STATUS_IS_OK(status1) || NT_STATUS_IS_OK(status2)) return False;
 790
 791         /* if we are ignoring one of the status codes then consider this a match */
 792         if (ignore_pattern(nt_errstr(status1)) ||
 793             ignore_pattern(nt_errstr(status2))) {
 794                 return True;
 795         }
 796         return False;
 797 }
 798
 799
 800 /*
 801   check for pending packets on all connections
 802 */
 803 static void check_pending(void)
 804 {
 805         int i, j;
 806
 807         msleep(20);
 808
 809         for (j=0;j<NINSTANCES;j++) {
 810                 for (i=0;i<NSERVERS;i++) {
 811                         if (cli_transport_pending(servers[i].cli[j]->transport)) {
 812                                 if (!cli_request_receive_next(servers[i].cli[j]->transport)) {
 813                                         printf("Connection to server %d instance %d died!\n",
 814                                                i, j);
 815                                         exit(1);
 816                                 }
 817                         }
 818                 }
 819         }
 820 }
 821
 822 /*
 823   check that the same oplock breaks have been received by all instances
 824 */
 825 static BOOL check_oplocks(const char *call)
 826 {
 827         int i, j;
 828         int tries = 0;
 829
 830 again:
 831         check_pending();
 832
 833         for (j=0;j<NINSTANCES;j++) {
 834                 for (i=1;i<NSERVERS;i++) {
 835                         if (oplocks[0][j].got_break != oplocks[i][j].got_break ||
 836                             oplocks[0][j].handle != oplocks[i][j].handle ||
 837                             oplocks[0][j].level != oplocks[i][j].level) {
 838                                 if (tries++ < 10) goto again;
 839                                 printf("oplock break inconsistent - %d/%d/%d vs %d/%d/%d\n",
 840                                        oplocks[0][j].got_break,
 841                                        oplocks[0][j].handle,
 842                                        oplocks[0][j].level,
 843                                        oplocks[i][j].got_break,
 844                                        oplocks[i][j].handle,
 845                                        oplocks[i][j].level);
 846                                 return False;
 847                         }
 848                 }
 849         }
 850
 851         /* if we got a break and closed then remove the handle */
 852         for (j=0;j<NINSTANCES;j++) {
 853                 if (oplocks[0][j].got_break &&
 854                     oplocks[0][j].do_close) {
 855                         uint16 fnums[NSERVERS];
 856                         for (i=0;i<NSERVERS;i++) {
 857                                 fnums[i] = oplocks[i][j].fnum;
 858                         }
 859                         gen_remove_handle(j, fnums);
 860                         break;
 861                 }
 862         }
 863         return True;
 864 }
 865
 866
 867 /*
 868   check that the same change notify info has been received by all instances
 869 */
 870 static BOOL check_notifies(const char *call)
 871 {
 872         int i, j;
 873         int tries = 0;
 874
 875 again:
 876         check_pending();
 877
 878         for (j=0;j<NINSTANCES;j++) {
 879                 for (i=1;i<NSERVERS;i++) {
 880                         int n;
 881                         struct smb_notify not1, not2;
 882
 883                         if (notifies[0][j].notify_count != notifies[i][j].notify_count) {
 884                                 if (tries++ < 10) goto again;
 885                                 printf("Notify count inconsistent %d %d\n",
 886                                        notifies[0][j].notify_count,
 887                                        notifies[i][j].notify_count);
 888                                 return False;
 889                         }
 890
 891                         if (notifies[0][j].notify_count == 0) continue;
 892
 893                         if (!NT_STATUS_EQUAL(notifies[0][j].status,
 894                                              notifies[i][j].status)) {
 895                                 printf("Notify status mismatch - %s - %s\n",
 896                                        nt_errstr(notifies[0][j].status),
 897                                        nt_errstr(notifies[i][j].status));
 898                                 return False;
 899                         }
 900
 901                         if (!NT_STATUS_IS_OK(notifies[0][j].status)) {
 902                                 continue;
 903                         }
 904
 905                         not1 = notifies[0][j].notify;
 906                         not2 = notifies[i][j].notify;
 907
 908                         for (n=0;n<not1.out.num_changes;n++) {
 909                                 if (not1.out.changes[n].action !=
 910                                     not2.out.changes[n].action) {
 911                                         printf("Notify action %d inconsistent %d %d\n", n,
 912                                                not1.out.changes[n].action,
 913                                                not2.out.changes[n].action);
 914                                         return False;
 915                                 }
 916                                 if (strcmp(not1.out.changes[n].name.s,
 917                                            not2.out.changes[n].name.s)) {
 918                                         printf("Notify name %d inconsistent %s %s\n", n,
 919                                                not1.out.changes[n].name.s,
 920                                                not2.out.changes[n].name.s);
 921                                         return False;
 922                                 }
 923                                 if (not1.out.changes[n].name.private_length !=
 924                                     not2.out.changes[n].name.private_length) {
 925                                         printf("Notify name length %d inconsistent %d %d\n", n,
 926                                                not1.out.changes[n].name.private_length,
 927                                                not2.out.changes[n].name.private_length);
 928                                         return False;
 929                                 }
 930                         }
 931                 }
 932         }
 933
 934         ZERO_STRUCT(notifies);
 935
 936         return True;
 937 }
 938
 939
 940 #define GEN_COPY_PARM do { \
 941         int i; \
 942         for (i=1;i<NSERVERS;i++) { \
 943                 parm[i] = parm[0]; \
 944         } \
 945 } while (0)
 946
 947 #define GEN_CALL(call) do { \
 948         int i; \
 949         ZERO_STRUCT(oplocks); \
 950         ZERO_STRUCT(notifies); \
 951         for (i=0;i<NSERVERS;i++) { \
 952                 struct cli_tree *tree = servers[i].cli[instance]->tree; \
 953                 status[i] = call; \
 954         } \
 955         current_op.status = status[0]; \
 956         for (i=1;i<NSERVERS;i++) { \
 957                 if (!compare_status(status[i], status[0])) { \
 958                         printf("status different in %s - %s %s\n", #call, \
 959                                nt_errstr(status[0]), nt_errstr(status[i])); \
 960                         return False; \
 961                 } \
 962         } \
 963         if (!check_oplocks(#call)) return False; \
 964         if (!check_notifies(#call)) return False; \
 965         if (!NT_STATUS_IS_OK(status[0])) { \
 966                 return True; \
 967         } \
 968 } while(0)
 969
 970 #define ADD_HANDLE(name, field) do { \
 971         uint16 fnums[NSERVERS]; \
 972         int i; \
 973         for (i=0;i<NSERVERS;i++) { \
 974                 fnums[i] = parm[i].field; \
 975         } \
 976         gen_add_handle(instance, name, fnums); \
 977 } while(0)
 978
 979 #define REMOVE_HANDLE(field) do { \
 980         uint16 fnums[NSERVERS]; \
 981         int i; \
 982         for (i=0;i<NSERVERS;i++) { \
 983                 fnums[i] = parm[i].field; \
 984         } \
 985         gen_remove_handle(instance, fnums); \
 986 } while(0)
 987
 988 #define GEN_SET_FNUM(field) do { \
 989         int i; \
 990         for (i=0;i<NSERVERS;i++) { \
 991                 parm[i].field = gen_lookup_fnum(i, parm[i].field); \
 992         } \
 993 } while(0)
 994
 995 #define CHECK_EQUAL(field) do { \
 996         if (parm[0].field != parm[1].field && !ignore_pattern(#field)) { \
 997                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
 998                        (int)parm[0].field, (int)parm[1].field); \
 999                 return False; \
1000         } \
1001 } while(0)
1002
1003 #define CHECK_WSTR_EQUAL(field) do { \
1004         if ((!parm[0].field.s && parm[1].field.s) || (parm[0].field.s && !parm[1].field.s)) { \
1005                 printf("%s is NULL!\n", #field); \
1006                 return False; \
1007         } \
1008         if (parm[0].field.s && strcmp(parm[0].field.s, parm[1].field.s) != 0 && !ignore_pattern(#field)) { \
1009                 printf("Mismatch in %s - %s %s\n", #field, \
1010                        parm[0].field.s, parm[1].field.s); \
1011                 return False; \
1012         } \
1013         CHECK_EQUAL(field.private_length); \
1014 } while(0)
1015
1016 #define CHECK_BLOB_EQUAL(field) do { \
1017         if (memcmp(parm[0].field.data, parm[1].field.data, parm[0].field.length) != 0 && !ignore_pattern(#field)) { \
1018                 printf("Mismatch in %s\n", #field); \
1019                 return False; \
1020         } \
1021         CHECK_EQUAL(field.length); \
1022 } while(0)
1023
1024 #define CHECK_TIMES_EQUAL(field) do { \
1025         if (ABS(parm[0].field - parm[1].field) > time_skew() && \
1026             !ignore_pattern(#field)) { \
1027                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
1028                        (int)parm[0].field, (int)parm[1].field); \
1029                 return False; \
1030         } \
1031 } while(0)
1032
1033 #define CHECK_NTTIMES_EQUAL(field) do { \
1034         if (ABS(nt_time_to_unix(&parm[0].field) - \
1035                 nt_time_to_unix(&parm[1].field)) > time_skew() && \
1036             !ignore_pattern(#field)) { \
1037                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
1038                        (int)nt_time_to_unix(&parm[0].field), \
1039                        (int)nt_time_to_unix(&parm[1].field)); \
1040                 return False; \
1041         } \
1042 } while(0)
1043
1044 /*
1045   generate openx operations
1046 */
1047 static BOOL handler_openx(int instance)
1048 {
1049         union smb_open parm[NSERVERS];
1050         NTSTATUS status[NSERVERS];
1051
1052         parm[0].openx.level = RAW_OPEN_OPENX;
1053         parm[0].openx.in.flags = gen_openx_flags();
1054         parm[0].openx.in.open_mode = gen_openx_mode();
1055         parm[0].openx.in.search_attrs = gen_attrib();
1056         parm[0].openx.in.file_attrs = gen_attrib();
1057         parm[0].openx.in.write_time = gen_timet();
1058         parm[0].openx.in.open_func = gen_openx_func();
1059         parm[0].openx.in.size = gen_io_count();
1060         parm[0].openx.in.timeout = gen_timeout();
1061         parm[0].openx.in.fname = gen_fname_open(instance);
1062
1063         if (!options.use_oplocks) {
1064                 /* mask out oplocks */
1065                 parm[0].openx.in.flags &= ~(OPENX_FLAGS_REQUEST_OPLOCK|
1066                                             OPENX_FLAGS_REQUEST_BATCH_OPLOCK);
1067         }
1068
1069         GEN_COPY_PARM;
1070         GEN_CALL(smb_raw_open(tree, current_op.mem_ctx, &parm[i]));
1071
1072         CHECK_EQUAL(openx.out.attrib);
1073         CHECK_EQUAL(openx.out.size);
1074         CHECK_EQUAL(openx.out.access);
1075         CHECK_EQUAL(openx.out.ftype);
1076         CHECK_EQUAL(openx.out.devstate);
1077         CHECK_EQUAL(openx.out.action);
1078         CHECK_EQUAL(openx.out.access_mask);
1079         CHECK_EQUAL(openx.out.unknown);
1080         CHECK_TIMES_EQUAL(openx.out.write_time);
1081
1082         /* open creates a new file handle */
1083         ADD_HANDLE(parm[0].openx.in.fname, openx.out.fnum);
1084
1085         return True;
1086 }
1087
1088
1089 /*
1090   generate open operations
1091 */
1092 static BOOL handler_open(int instance)
1093 {
1094         union smb_open parm[NSERVERS];
1095         NTSTATUS status[NSERVERS];
1096
1097         parm[0].open.level = RAW_OPEN_OPEN;
1098         parm[0].open.in.flags = gen_bits_mask2(0xF, 0xFFFF);
1099         parm[0].open.in.search_attrs = gen_attrib();
1100         parm[0].open.in.fname = gen_fname_open(instance);
1101
1102         if (!options.use_oplocks) {
1103                 /* mask out oplocks */
1104                 parm[0].open.in.flags &= ~(OPENX_FLAGS_REQUEST_OPLOCK|
1105                                            OPENX_FLAGS_REQUEST_BATCH_OPLOCK);
1106         }
1107
1108         GEN_COPY_PARM;
1109         GEN_CALL(smb_raw_open(tree, current_op.mem_ctx, &parm[i]));
1110
1111         CHECK_EQUAL(open.out.attrib);
1112         CHECK_TIMES_EQUAL(open.out.write_time);
1113         CHECK_EQUAL(open.out.size);
1114         CHECK_EQUAL(open.out.rmode);
1115
1116         /* open creates a new file handle */
1117         ADD_HANDLE(parm[0].open.in.fname, open.out.fnum);
1118
1119         return True;
1120 }
1121
1122
1123 /*
1124   generate ntcreatex operations
1125 */
1126 static BOOL handler_ntcreatex(int instance)
1127 {
1128         union smb_open parm[NSERVERS];
1129         NTSTATUS status[NSERVERS];
1130
1131         parm[0].ntcreatex.level = RAW_OPEN_NTCREATEX;
1132         parm[0].ntcreatex.in.flags = gen_ntcreatex_flags();
1133         parm[0].ntcreatex.in.root_fid = gen_root_fid(instance);
1134         parm[0].ntcreatex.in.access_mask = gen_access_mask();
1135         parm[0].ntcreatex.in.alloc_size = gen_alloc_size();
1136         parm[0].ntcreatex.in.file_attr = gen_attrib();
1137         parm[0].ntcreatex.in.share_access = gen_bits_mask2(0x7, 0xFFFFFFFF);
1138         parm[0].ntcreatex.in.open_disposition = gen_open_disp();
1139         parm[0].ntcreatex.in.create_options = gen_create_options();
1140         parm[0].ntcreatex.in.impersonation = gen_bits_mask2(0, 0xFFFFFFFF);
1141         parm[0].ntcreatex.in.security_flags = gen_bits_mask2(0, 0xFF);
1142         parm[0].ntcreatex.in.fname = gen_fname_open(instance);
1143
1144         if (!options.use_oplocks) {
1145                 /* mask out oplocks */
1146                 parm[0].ntcreatex.in.flags &= ~(NTCREATEX_FLAGS_REQUEST_OPLOCK|
1147                                                 NTCREATEX_FLAGS_REQUEST_BATCH_OPLOCK);
1148         }
1149
1150         GEN_COPY_PARM;
1151         if (parm[0].ntcreatex.in.root_fid != 0) {
1152                 GEN_SET_FNUM(ntcreatex.in.root_fid);
1153         }
1154         GEN_CALL(smb_raw_open(tree, current_op.mem_ctx, &parm[i]));
1155
1156         CHECK_EQUAL(ntcreatex.out.oplock_level);
1157         CHECK_EQUAL(ntcreatex.out.create_action);
1158         CHECK_NTTIMES_EQUAL(ntcreatex.out.create_time);
1159         CHECK_NTTIMES_EQUAL(ntcreatex.out.access_time);
1160         CHECK_NTTIMES_EQUAL(ntcreatex.out.write_time);
1161         CHECK_NTTIMES_EQUAL(ntcreatex.out.change_time);
1162         CHECK_EQUAL(ntcreatex.out.attrib);
1163         CHECK_EQUAL(ntcreatex.out.alloc_size);
1164         CHECK_EQUAL(ntcreatex.out.size);
1165         CHECK_EQUAL(ntcreatex.out.file_type);
1166         CHECK_EQUAL(ntcreatex.out.ipc_state);
1167         CHECK_EQUAL(ntcreatex.out.is_directory);
1168
1169         /* ntcreatex creates a new file handle */
1170         ADD_HANDLE(parm[0].ntcreatex.in.fname, ntcreatex.out.fnum);
1171
1172         return True;
1173 }
1174
1175 /*
1176   generate close operations
1177 */
1178 static BOOL handler_close(int instance)
1179 {
1180         union smb_close parm[NSERVERS];
1181         NTSTATUS status[NSERVERS];
1182
1183         parm[0].close.level = RAW_CLOSE_CLOSE;
1184         parm[0].close.in.fnum = gen_fnum_close(instance);
1185         parm[0].close.in.write_time = gen_timet();
1186
1187         GEN_COPY_PARM;
1188         GEN_SET_FNUM(close.in.fnum);
1189         GEN_CALL(smb_raw_close(tree, &parm[i]));
1190
1191         REMOVE_HANDLE(close.in.fnum);
1192
1193         return True;
1194 }
1195
1196 /*
1197   generate unlink operations
1198 */
1199 static BOOL handler_unlink(int instance)
1200 {
1201         struct smb_unlink parm[NSERVERS];
1202         NTSTATUS status[NSERVERS];
1203
1204         parm[0].in.pattern = gen_pattern();
1205         parm[0].in.attrib = gen_attrib();
1206
1207         GEN_COPY_PARM;
1208         GEN_CALL(smb_raw_unlink(tree, &parm[i]));
1209
1210         return True;
1211 }
1212
1213 /*
1214   generate chkpath operations
1215 */
1216 static BOOL handler_chkpath(int instance)
1217 {
1218         struct smb_chkpath parm[NSERVERS];
1219         NTSTATUS status[NSERVERS];
1220
1221         parm[0].in.path = gen_fname_open(instance);
1222
1223         GEN_COPY_PARM;
1224         GEN_CALL(smb_raw_chkpath(tree, &parm[i]));
1225
1226         return True;
1227 }
1228
1229 /*
1230   generate mkdir operations
1231 */
1232 static BOOL handler_mkdir(int instance)
1233 {
1234         union smb_mkdir parm[NSERVERS];
1235         NTSTATUS status[NSERVERS];
1236
1237         parm[0].mkdir.level = RAW_MKDIR_MKDIR;
1238         parm[0].mkdir.in.path = gen_fname_open(instance);
1239
1240         GEN_COPY_PARM;
1241         GEN_CALL(smb_raw_mkdir(tree, &parm[i]));
1242
1243         return True;
1244 }
1245
1246 /*
1247   generate rmdir operations
1248 */
1249 static BOOL handler_rmdir(int instance)
1250 {
1251         struct smb_rmdir parm[NSERVERS];
1252         NTSTATUS status[NSERVERS];
1253
1254         parm[0].in.path = gen_fname_open(instance);
1255
1256         GEN_COPY_PARM;
1257         GEN_CALL(smb_raw_rmdir(tree, &parm[i]));
1258
1259         return True;
1260 }
1261
1262 /*
1263   generate rename operations
1264 */
1265 static BOOL handler_rename(int instance)
1266 {
1267         union smb_rename parm[NSERVERS];
1268         NTSTATUS status[NSERVERS];
1269
1270         parm[0].generic.level = RAW_RENAME_RENAME;
1271         parm[0].rename.in.pattern1 = gen_pattern();
1272         parm[0].rename.in.pattern2 = gen_pattern();
1273         parm[0].rename.in.attrib = gen_attrib();
1274
1275         GEN_COPY_PARM;
1276         GEN_CALL(smb_raw_rename(tree, &parm[i]));
1277
1278         return True;
1279 }
1280
1281 /*
1282   generate ntrename operations
1283 */
1284 static BOOL handler_ntrename(int instance)
1285 {
1286         union smb_rename parm[NSERVERS];
1287         NTSTATUS status[NSERVERS];
1288
1289         parm[0].generic.level = RAW_RENAME_NTRENAME;
1290         parm[0].ntrename.in.old_name = gen_fname();
1291         parm[0].ntrename.in.new_name = gen_fname();
1292         parm[0].ntrename.in.attrib = gen_attrib();
1293         parm[0].ntrename.in.cluster_size = gen_bits_mask2(0, 0xFFFFFFF);
1294         parm[0].ntrename.in.flags = gen_rename_flags();
1295
1296         GEN_COPY_PARM;
1297         GEN_CALL(smb_raw_rename(tree, &parm[i]));
1298
1299         return True;
1300 }
1301
1302
1303 /*
1304   generate seek operations
1305 */
1306 static BOOL handler_seek(int instance)
1307 {
1308         struct smb_seek parm[NSERVERS];
1309         NTSTATUS status[NSERVERS];
1310
1311         parm[0].in.fnum = gen_fnum(instance);
1312         parm[0].in.mode = gen_bits_mask2(0x3, 0xFFFF);
1313         parm[0].in.offset = gen_offset();
1314
1315         GEN_COPY_PARM;
1316         GEN_SET_FNUM(in.fnum);
1317         GEN_CALL(smb_raw_seek(tree, &parm[i]));
1318
1319         CHECK_EQUAL(out.offset);
1320
1321         return True;
1322 }
1323
1324
1325 /*
1326   generate readx operations
1327 */
1328 static BOOL handler_readx(int instance)
1329 {
1330         union smb_read parm[NSERVERS];
1331         NTSTATUS status[NSERVERS];
1332
1333         parm[0].readx.level = RAW_READ_READX;
1334         parm[0].readx.in.fnum = gen_fnum(instance);
1335         parm[0].readx.in.offset = gen_offset();
1336         parm[0].readx.in.mincnt = gen_io_count();
1337         parm[0].readx.in.maxcnt = gen_io_count();
1338         parm[0].readx.in.remaining = gen_io_count();
1339         parm[0].readx.out.data = talloc(current_op.mem_ctx,
1340                                         MAX(parm[0].readx.in.mincnt, parm[0].readx.in.maxcnt));
1341
1342         GEN_COPY_PARM;
1343         GEN_SET_FNUM(readx.in.fnum);
1344         GEN_CALL(smb_raw_read(tree, &parm[i]));
1345
1346         CHECK_EQUAL(readx.out.remaining);
1347         CHECK_EQUAL(readx.out.compaction_mode);
1348         CHECK_EQUAL(readx.out.nread);
1349
1350         return True;
1351 }
1352
1353 /*
1354   generate writex operations
1355 */
1356 static BOOL handler_writex(int instance)
1357 {
1358         union smb_write parm[NSERVERS];
1359         NTSTATUS status[NSERVERS];
1360
1361         parm[0].writex.level = RAW_WRITE_WRITEX;
1362         parm[0].writex.in.fnum = gen_fnum(instance);
1363         parm[0].writex.in.offset = gen_offset();
1364         parm[0].writex.in.wmode = gen_bits_mask(0xFFFF);
1365         parm[0].writex.in.remaining = gen_io_count();
1366         parm[0].writex.in.count = gen_io_count();
1367         parm[0].writex.in.data = talloc_zero(current_op.mem_ctx, parm[0].writex.in.count);
1368
1369         GEN_COPY_PARM;
1370         GEN_SET_FNUM(writex.in.fnum);
1371         GEN_CALL(smb_raw_write(tree, &parm[i]));
1372
1373         CHECK_EQUAL(writex.out.nwritten);
1374         CHECK_EQUAL(writex.out.remaining);
1375
1376         return True;
1377 }
1378
1379 /*
1380   generate lockingx operations
1381 */
1382 static BOOL handler_lockingx(int instance)
1383 {
1384         union smb_lock parm[NSERVERS];
1385         NTSTATUS status[NSERVERS];
1386         int n, nlocks;
1387
1388         parm[0].lockx.level = RAW_LOCK_LOCKX;
1389         parm[0].lockx.in.fnum = gen_fnum(instance);
1390         parm[0].lockx.in.mode = gen_lock_mode();
1391         parm[0].lockx.in.timeout = gen_timeout();
1392         do {
1393                 /* make sure we don't accidentially generate an oplock
1394                    break ack - otherwise the server can just block forever */
1395                 parm[0].lockx.in.ulock_cnt = gen_lock_count();
1396                 parm[0].lockx.in.lock_cnt = gen_lock_count();
1397                 nlocks = parm[0].lockx.in.ulock_cnt + parm[0].lockx.in.lock_cnt;
1398         } while (nlocks == 0);
1399
1400         if (nlocks > 0) {
1401                 parm[0].lockx.in.locks = talloc(current_op.mem_ctx,
1402                                                 sizeof(parm[0].lockx.in.locks[0]) * nlocks);
1403                 for (n=0;n<nlocks;n++) {
1404                         parm[0].lockx.in.locks[n].pid = gen_pid();
1405                         parm[0].lockx.in.locks[n].offset = gen_offset();
1406                         parm[0].lockx.in.locks[n].count = gen_io_count();
1407                 }
1408         }
1409
1410         GEN_COPY_PARM;
1411         GEN_SET_FNUM(lockx.in.fnum);
1412         GEN_CALL(smb_raw_lock(tree, &parm[i]));
1413
1414         return True;
1415 }
1416
1417 /*
1418   generate a fileinfo query structure
1419 */
1420 static void gen_fileinfo(int instance, union smb_fileinfo *info)
1421 {
1422         int i;
1423         #define LVL(v) {RAW_FILEINFO_ ## v, "RAW_FILEINFO_" #v}
1424         struct {
1425                 enum fileinfo_level level;
1426                 const char *name;
1427         }  levels[] = {
1428                 LVL(GETATTR), LVL(GETATTRE), LVL(STANDARD),
1429                 LVL(EA_SIZE), LVL(ALL_EAS), LVL(IS_NAME_VALID),
1430                 LVL(BASIC_INFO), LVL(STANDARD_INFO), LVL(EA_INFO),
1431                 LVL(NAME_INFO), LVL(ALL_INFO), LVL(ALT_NAME_INFO),
1432                 LVL(STREAM_INFO), LVL(COMPRESSION_INFO), LVL(BASIC_INFORMATION),
1433                 LVL(STANDARD_INFORMATION), LVL(INTERNAL_INFORMATION), LVL(EA_INFORMATION),
1434                 LVL(ACCESS_INFORMATION), LVL(NAME_INFORMATION), LVL(POSITION_INFORMATION),
1435                 LVL(MODE_INFORMATION), LVL(ALIGNMENT_INFORMATION), LVL(ALL_INFORMATION),
1436                 LVL(ALT_NAME_INFORMATION), LVL(STREAM_INFORMATION), LVL(COMPRESSION_INFORMATION),
1437                 LVL(NETWORK_OPEN_INFORMATION), LVL(ATTRIBUTE_TAG_INFORMATION)
1438         };
1439         do {
1440                 i = gen_int_range(0, ARRAY_SIZE(levels)-1);
1441         } while (ignore_pattern(levels[i].name));
1442
1443         info->generic.level = levels[i].level;
1444 }
1445
1446 /*
1447   compare returned fileinfo structures
1448 */
1449 static BOOL cmp_fileinfo(int instance,
1450                          union smb_fileinfo parm[NSERVERS],
1451                          NTSTATUS status[NSERVERS])
1452 {
1453         int i;
1454
1455         switch (parm[0].generic.level) {
1456         case RAW_FILEINFO_GENERIC:
1457                 return False;
1458
1459         case RAW_FILEINFO_GETATTR:
1460                 CHECK_EQUAL(getattr.out.attrib);
1461                 CHECK_EQUAL(getattr.out.size);
1462                 CHECK_TIMES_EQUAL(getattr.out.write_time);
1463                 break;
1464
1465         case RAW_FILEINFO_GETATTRE:
1466                 CHECK_TIMES_EQUAL(getattre.out.create_time);
1467                 CHECK_TIMES_EQUAL(getattre.out.access_time);
1468                 CHECK_TIMES_EQUAL(getattre.out.write_time);
1469                 CHECK_EQUAL(getattre.out.size);
1470                 CHECK_EQUAL(getattre.out.alloc_size);
1471                 CHECK_EQUAL(getattre.out.attrib);
1472                 break;
1473
1474         case RAW_FILEINFO_STANDARD:
1475                 CHECK_TIMES_EQUAL(standard.out.create_time);
1476                 CHECK_TIMES_EQUAL(standard.out.access_time);
1477                 CHECK_TIMES_EQUAL(standard.out.write_time);
1478                 CHECK_EQUAL(standard.out.size);
1479                 CHECK_EQUAL(standard.out.alloc_size);
1480                 CHECK_EQUAL(standard.out.attrib);
1481                 break;
1482
1483         case RAW_FILEINFO_EA_SIZE:
1484                 CHECK_TIMES_EQUAL(ea_size.out.create_time);
1485                 CHECK_TIMES_EQUAL(ea_size.out.access_time);
1486                 CHECK_TIMES_EQUAL(ea_size.out.write_time);
1487                 CHECK_EQUAL(ea_size.out.size);
1488                 CHECK_EQUAL(ea_size.out.alloc_size);
1489                 CHECK_EQUAL(ea_size.out.attrib);
1490                 CHECK_EQUAL(ea_size.out.ea_size);
1491                 break;
1492
1493         case RAW_FILEINFO_ALL_EAS:
1494                 CHECK_EQUAL(all_eas.out.num_eas);
1495                 for (i=0;i<parm[0].all_eas.out.num_eas;i++) {
1496                         CHECK_EQUAL(all_eas.out.eas[i].flags);
1497                         CHECK_WSTR_EQUAL(all_eas.out.eas[i].name);
1498                         CHECK_BLOB_EQUAL(all_eas.out.eas[i].value);
1499                 }
1500                 break;
1501
1502         case RAW_FILEINFO_IS_NAME_VALID:
1503                 break;
1504
1505         case RAW_FILEINFO_BASIC_INFO:
1506         case RAW_FILEINFO_BASIC_INFORMATION:
1507                 CHECK_NTTIMES_EQUAL(basic_info.out.create_time);
1508                 CHECK_NTTIMES_EQUAL(basic_info.out.access_time);
1509                 CHECK_NTTIMES_EQUAL(basic_info.out.write_time);
1510                 CHECK_NTTIMES_EQUAL(basic_info.out.change_time);
1511                 CHECK_EQUAL(basic_info.out.attrib);
1512                 break;
1513
1514         case RAW_FILEINFO_STANDARD_INFO:
1515         case RAW_FILEINFO_STANDARD_INFORMATION:
1516                 CHECK_EQUAL(standard_info.out.alloc_size);
1517                 CHECK_EQUAL(standard_info.out.size);
1518                 CHECK_EQUAL(standard_info.out.nlink);
1519                 CHECK_EQUAL(standard_info.out.delete_pending);
1520                 CHECK_EQUAL(standard_info.out.directory);
1521                 break;
1522
1523         case RAW_FILEINFO_EA_INFO:
1524         case RAW_FILEINFO_EA_INFORMATION:
1525                 CHECK_EQUAL(ea_info.out.ea_size);
1526                 break;
1527
1528         case RAW_FILEINFO_NAME_INFO:
1529         case RAW_FILEINFO_NAME_INFORMATION:
1530                 CHECK_WSTR_EQUAL(name_info.out.fname);
1531                 break;
1532
1533         case RAW_FILEINFO_ALL_INFO:
1534         case RAW_FILEINFO_ALL_INFORMATION:
1535                 CHECK_NTTIMES_EQUAL(all_info.out.create_time);
1536                 CHECK_NTTIMES_EQUAL(all_info.out.access_time);
1537                 CHECK_NTTIMES_EQUAL(all_info.out.write_time);
1538                 CHECK_NTTIMES_EQUAL(all_info.out.change_time);
1539                 CHECK_EQUAL(all_info.out.attrib);
1540                 CHECK_EQUAL(all_info.out.alloc_size);
1541                 CHECK_EQUAL(all_info.out.size);
1542                 CHECK_EQUAL(all_info.out.nlink);
1543                 CHECK_EQUAL(all_info.out.delete_pending);
1544                 CHECK_EQUAL(all_info.out.directory);
1545                 CHECK_EQUAL(all_info.out.ea_size);
1546                 CHECK_WSTR_EQUAL(all_info.out.fname);
1547                 break;
1548
1549         case RAW_FILEINFO_ALT_NAME_INFO:
1550         case RAW_FILEINFO_ALT_NAME_INFORMATION:
1551                 CHECK_WSTR_EQUAL(alt_name_info.out.fname);
1552                 break;
1553
1554         case RAW_FILEINFO_STREAM_INFO:
1555         case RAW_FILEINFO_STREAM_INFORMATION:
1556                 CHECK_EQUAL(stream_info.out.num_streams);
1557                 for (i=0;i<parm[0].stream_info.out.num_streams;i++) {
1558                         CHECK_EQUAL(stream_info.out.streams[i].size);
1559                         CHECK_EQUAL(stream_info.out.streams[i].alloc_size);
1560                         CHECK_WSTR_EQUAL(stream_info.out.streams[i].stream_name);
1561                 }
1562                 break;
1563
1564         case RAW_FILEINFO_COMPRESSION_INFO:
1565         case RAW_FILEINFO_COMPRESSION_INFORMATION:
1566                 CHECK_EQUAL(compression_info.out.compressed_size);
1567                 CHECK_EQUAL(compression_info.out.format);
1568                 CHECK_EQUAL(compression_info.out.unit_shift);
1569                 CHECK_EQUAL(compression_info.out.chunk_shift);
1570                 CHECK_EQUAL(compression_info.out.cluster_shift);
1571                 break;
1572
1573         case RAW_FILEINFO_INTERNAL_INFORMATION:
1574                 CHECK_EQUAL(internal_information.out.file_id);
1575                 break;
1576
1577         case RAW_FILEINFO_ACCESS_INFORMATION:
1578                 CHECK_EQUAL(access_information.out.access_flags);
1579                 break;
1580
1581         case RAW_FILEINFO_POSITION_INFORMATION:
1582                 CHECK_EQUAL(position_information.out.position);
1583                 break;
1584
1585         case RAW_FILEINFO_MODE_INFORMATION:
1586                 CHECK_EQUAL(mode_information.out.mode);
1587                 break;
1588
1589         case RAW_FILEINFO_ALIGNMENT_INFORMATION:
1590                 CHECK_EQUAL(alignment_information.out.alignment_requirement);
1591                 break;
1592
1593         case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
1594                 CHECK_NTTIMES_EQUAL(network_open_information.out.create_time);
1595                 CHECK_NTTIMES_EQUAL(network_open_information.out.access_time);
1596                 CHECK_NTTIMES_EQUAL(network_open_information.out.write_time);
1597                 CHECK_NTTIMES_EQUAL(network_open_information.out.change_time);
1598                 CHECK_EQUAL(network_open_information.out.alloc_size);
1599                 CHECK_EQUAL(network_open_information.out.size);
1600                 CHECK_EQUAL(network_open_information.out.attrib);
1601                 break;
1602
1603         case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
1604                 CHECK_EQUAL(attribute_tag_information.out.attrib);
1605                 CHECK_EQUAL(attribute_tag_information.out.reparse_tag);
1606                 break;
1607         }
1608
1609         return True;
1610 }
1611
1612 /*
1613   generate qpathinfo operations
1614 */
1615 static BOOL handler_qpathinfo(int instance)
1616 {
1617         union smb_fileinfo parm[NSERVERS];
1618         NTSTATUS status[NSERVERS];
1619
1620         parm[0].generic.in.fname = gen_fname_open(instance);
1621
1622         gen_fileinfo(instance, &parm[0]);
1623
1624         GEN_COPY_PARM;
1625         GEN_CALL(smb_raw_pathinfo(tree, current_op.mem_ctx, &parm[i]));
1626
1627         return cmp_fileinfo(instance, parm, status);
1628 }
1629
1630 /*
1631   generate qfileinfo operations
1632 */
1633 static BOOL handler_qfileinfo(int instance)
1634 {
1635         union smb_fileinfo parm[NSERVERS];
1636         NTSTATUS status[NSERVERS];
1637
1638         parm[0].generic.in.fnum = gen_fnum(instance);
1639
1640         gen_fileinfo(instance, &parm[0]);
1641
1642         GEN_COPY_PARM;
1643         GEN_SET_FNUM(generic.in.fnum);
1644         GEN_CALL(smb_raw_fileinfo(tree, current_op.mem_ctx, &parm[i]));
1645
1646         return cmp_fileinfo(instance, parm, status);
1647 }
1648
1649
1650 /*
1651   generate a fileinfo query structure
1652 */
1653 static void gen_setfileinfo(int instance, union smb_setfileinfo *info)
1654 {
1655         int i;
1656         #undef LVL
1657         #define LVL(v) {RAW_SFILEINFO_ ## v, "RAW_SFILEINFO_" #v}
1658         struct {
1659                 enum setfileinfo_level level;
1660                 const char *name;
1661         }  levels[] = {
1662 #if 0
1663                 /* disabled until win2003 can handle them ... */
1664                 LVL(EA_SET), LVL(BASIC_INFO), LVL(DISPOSITION_INFO),
1665                 LVL(STANDARD), LVL(ALLOCATION_INFO), LVL(END_OF_FILE_INFO),
1666 #endif
1667                 LVL(SETATTR), LVL(SETATTRE), LVL(BASIC_INFORMATION),
1668                 LVL(RENAME_INFORMATION), LVL(DISPOSITION_INFORMATION),
1669                 LVL(POSITION_INFORMATION), LVL(MODE_INFORMATION),
1670                 LVL(ALLOCATION_INFORMATION), LVL(END_OF_FILE_INFORMATION),
1671                 LVL(1023), LVL(1025), LVL(1029), LVL(1032), LVL(1039), LVL(1040)
1672         };
1673         do {
1674                 i = gen_int_range(0, ARRAY_SIZE(levels)-1);
1675         } while (ignore_pattern(levels[i].name));
1676
1677         info->generic.level = levels[i].level;
1678
1679         switch (info->generic.level) {
1680         case RAW_SFILEINFO_SETATTR:
1681                 info->setattr.in.attrib = gen_attrib();
1682                 info->setattr.in.write_time = gen_timet();
1683                 break;
1684         case RAW_SFILEINFO_SETATTRE:
1685                 info->setattre.in.create_time = gen_timet();
1686                 info->setattre.in.access_time = gen_timet();
1687                 info->setattre.in.write_time = gen_timet();
1688                 break;
1689         case RAW_SFILEINFO_STANDARD:
1690                 info->standard.in.create_time = gen_timet();
1691                 info->standard.in.access_time = gen_timet();
1692                 info->standard.in.write_time = gen_timet();
1693                 break;
1694         case RAW_SFILEINFO_EA_SET:
1695                 info->ea_set.in.ea = gen_ea_struct();
1696                 break;
1697         case RAW_SFILEINFO_BASIC_INFO:
1698         case RAW_SFILEINFO_BASIC_INFORMATION:
1699                 info->basic_info.in.create_time = gen_nttime();
1700                 info->basic_info.in.access_time = gen_nttime();
1701                 info->basic_info.in.write_time = gen_nttime();
1702                 info->basic_info.in.change_time = gen_nttime();
1703                 info->basic_info.in.attrib = gen_attrib();
1704                 break;
1705         case RAW_SFILEINFO_DISPOSITION_INFO:
1706         case RAW_SFILEINFO_DISPOSITION_INFORMATION:
1707                 info->disposition_info.in.delete_on_close = gen_bool();
1708                 break;
1709         case RAW_SFILEINFO_ALLOCATION_INFO:
1710         case RAW_SFILEINFO_ALLOCATION_INFORMATION:
1711                 info->allocation_info.in.alloc_size = gen_alloc_size();
1712                 break;
1713         case RAW_SFILEINFO_END_OF_FILE_INFO:
1714         case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
1715                 info->end_of_file_info.in.size = gen_offset();
1716                 break;
1717         case RAW_SFILEINFO_RENAME_INFORMATION:
1718                 info->rename_information.in.overwrite = gen_bool();
1719                 info->rename_information.in.root_fid = gen_root_fid(instance);
1720                 info->rename_information.in.new_name = gen_fname_open(instance);
1721                 break;
1722         case RAW_SFILEINFO_POSITION_INFORMATION:
1723                 info->position_information.in.position = gen_offset();
1724                 break;
1725         case RAW_SFILEINFO_MODE_INFORMATION:
1726                 info->mode_information.in.mode = gen_bits_mask(0xFFFFFFFF);
1727                 break;
1728         }
1729 }
1730
1731 /*
1732   generate setpathinfo operations
1733 */
1734 static BOOL handler_spathinfo(int instance)
1735 {
1736         union smb_setfileinfo parm[NSERVERS];
1737         NTSTATUS status[NSERVERS];
1738
1739         parm[0].generic.file.fname = gen_fname_open(instance);
1740
1741         gen_setfileinfo(instance, &parm[0]);
1742
1743         GEN_COPY_PARM;
1744
1745         /* a special case for the fid in a RENAME */
1746         if (parm[0].generic.level == RAW_SFILEINFO_RENAME_INFORMATION &&
1747             parm[0].rename_information.in.root_fid != 0) {
1748                 GEN_SET_FNUM(rename_information.in.root_fid);
1749         }
1750
1751         GEN_CALL(smb_raw_setpathinfo(tree, &parm[i]));
1752
1753         return True;
1754 }
1755
1756
1757 /*
1758   generate setfileinfo operations
1759 */
1760 static BOOL handler_sfileinfo(int instance)
1761 {
1762         union smb_setfileinfo parm[NSERVERS];
1763         NTSTATUS status[NSERVERS];
1764
1765         parm[0].generic.file.fnum = gen_fnum(instance);
1766
1767         gen_setfileinfo(instance, &parm[0]);
1768
1769         GEN_COPY_PARM;
1770         GEN_SET_FNUM(generic.file.fnum);
1771         GEN_CALL(smb_raw_setfileinfo(tree, &parm[i]));
1772
1773         return True;
1774 }
1775
1776
1777 /*
1778   generate change notify operations
1779 */
1780 static BOOL handler_notify(int instance)
1781 {
1782         struct smb_notify parm[NSERVERS];
1783         int n;
1784
1785         parm[0].in.buffer_size = gen_io_count();
1786         parm[0].in.completion_filter = gen_bits_mask(0xFF);
1787         parm[0].in.fnum = gen_fnum(instance);
1788         parm[0].in.recursive = gen_bool();
1789
1790         GEN_COPY_PARM;
1791         GEN_SET_FNUM(in.fnum);
1792
1793         for (n=0;n<NSERVERS;n++) {
1794                 struct cli_request *req;
1795                 req = smb_raw_changenotify_send(servers[n].cli[instance]->tree, &parm[n]);
1796                 req->async.fn = async_notify;
1797         }
1798
1799         return True;
1800 }
1801
1802 /*
1803   wipe any relevant files
1804 */
1805 static void wipe_files(void)
1806 {
1807         int i;
1808         for (i=0;i<NSERVERS;i++) {
1809                 int n = cli_deltree(servers[i].cli[0]->tree, "\\gentest");
1810                 if (n == -1) {
1811                         printf("Failed to wipe tree on server %d\n", i);
1812                         exit(1);
1813                 }
1814                 if (NT_STATUS_IS_ERR(cli_mkdir(servers[i].cli[0]->tree, "\\gentest"))) {
1815                         printf("Failed to create \\gentest - %s\n",
1816                                cli_errstr(servers[i].cli[0]->tree));
1817                         exit(1);
1818                 }
1819                 if (n > 0) {
1820                         printf("Deleted %d files on server %d\n", n, i);
1821                 }
1822         }
1823 }
1824
1825 /*
1826   dump the current seeds - useful for continuing a backtrack
1827 */
1828 static void dump_seeds(void)
1829 {
1830         int i;
1831         FILE *f;
1832
1833         if (!options.seeds_file) {
1834                 return;
1835         }
1836         f = fopen("seeds.tmp", "w");
1837         if (!f) return;
1838
1839         for (i=0;i<options.numops;i++) {
1840                 fprintf(f, "%u\n", op_parms[i].seed);
1841         }
1842         fclose(f);
1843         rename("seeds.tmp", options.seeds_file);
1844 }
1845
1846
1847
1848 /*
1849   the list of top-level operations that we will generate
1850 */
1851 static struct {
1852         const char *name;
1853         BOOL (*handler)(int instance);
1854         int count, success_count;
1855 } gen_ops[] = {
1856         {"OPEN",       handler_open},
1857         {"OPENX",      handler_openx},
1858         {"NTCREATEX",  handler_ntcreatex},
1859         {"CLOSE",      handler_close},
1860         {"UNLINK",     handler_unlink},
1861         {"MKDIR",      handler_mkdir},
1862         {"RMDIR",      handler_rmdir},
1863         {"RENAME",     handler_rename},
1864         {"NTRENAME",   handler_ntrename},
1865         {"READX",      handler_readx},
1866         {"WRITEX",     handler_writex},
1867         {"CHKPATH",    handler_chkpath},
1868         {"LOCKINGX",   handler_lockingx},
1869         {"QPATHINFO",  handler_qpathinfo},
1870         {"QFILEINFO",  handler_qfileinfo},
1871         {"SPATHINFO",  handler_spathinfo},
1872         {"SFILEINFO",  handler_sfileinfo},
1873         {"NOTIFY",     handler_notify},
1874         {"SEEK",       handler_seek},
1875 };
1876
1877
1878 /*
1879   run the test with the current set of op_parms parameters
1880   return the number of operations that completed successfully
1881 */
1882 static int run_test(void)
1883 {
1884         int op, i;
1885
1886         if (!connect_servers()) {
1887                 printf("Failed to connect to servers\n");
1888                 exit(1);
1889         }
1890
1891         dump_seeds();
1892
1893         /* wipe any leftover files from old runs */
1894         wipe_files();
1895
1896         /* reset the open handles array */
1897         memset(open_handles, 0, options.max_open_handles * sizeof(open_handles[0]));
1898         num_open_handles = 0;
1899
1900         for (i=0;i<ARRAY_SIZE(gen_ops);i++) {
1901                 gen_ops[i].count = 0;
1902                 gen_ops[i].success_count = 0;
1903         }
1904
1905         for (op=0; op<options.numops; op++) {
1906                 int instance, which_op;
1907                 BOOL ret;
1908
1909                 if (op_parms[op].disabled) continue;
1910
1911                 srandom(op_parms[op].seed);
1912
1913                 instance = gen_int_range(0, NINSTANCES-1);
1914
1915                 /* generate a non-ignored operation */
1916                 do {
1917                         which_op = gen_int_range(0, ARRAY_SIZE(gen_ops)-1);
1918                 } while (ignore_pattern(gen_ops[which_op].name));
1919
1920                 DEBUG(3,("Generating op %s on instance %d\n",
1921                          gen_ops[which_op].name, instance));
1922
1923                 current_op.seed = op_parms[op].seed;
1924                 current_op.opnum = op;
1925                 current_op.name = gen_ops[which_op].name;
1926                 current_op.status = NT_STATUS_OK;
1927                 current_op.mem_ctx = talloc_init(current_op.name);
1928
1929                 ret = gen_ops[which_op].handler(instance);
1930
1931                 talloc_destroy(current_op.mem_ctx);
1932
1933                 gen_ops[which_op].count++;
1934                 if (NT_STATUS_IS_OK(current_op.status)) {
1935                         gen_ops[which_op].success_count++;
1936                 }
1937
1938                 if (!ret) {
1939                         printf("Failed at operation %d - %s\n",
1940                                op, gen_ops[which_op].name);
1941                         return op;
1942                 }
1943
1944                 if (op % 100 == 0) {
1945                         printf("%d\n", op);
1946                 }
1947         }
1948
1949         for (i=0;i<ARRAY_SIZE(gen_ops);i++) {
1950                 printf("Op %-10s got %d/%d success\n",
1951                        gen_ops[i].name,
1952                        gen_ops[i].success_count,
1953                        gen_ops[i].count);
1954         }
1955
1956         return op;
1957 }
1958
1959 /*
1960    perform a backtracking analysis of the minimal set of operations
1961    to generate an error
1962 */
1963 static void backtrack_analyze(void)
1964 {
1965         int chunk, ret;
1966
1967         chunk = options.numops / 2;
1968
1969         do {
1970                 int base;
1971                 for (base=0;
1972                      chunk > 0 && base+chunk < options.numops && options.numops > 1; ) {
1973                         int i, max;
1974
1975                         chunk = MIN(chunk, options.numops / 2);
1976
1977                         /* mark this range as disabled */
1978                         max = MIN(options.numops, base+chunk);
1979                         for (i=base;i<max; i++) {
1980                                 op_parms[i].disabled = True;
1981                         }
1982                         printf("Testing %d ops with %d-%d disabled\n",
1983                                options.numops, base, max-1);
1984                         ret = run_test();
1985                         printf("Completed %d of %d ops\n", ret, options.numops);
1986                         for (i=base;i<max; i++) {
1987                                 op_parms[i].disabled = False;
1988                         }
1989                         if (ret == options.numops) {
1990                                 /* this chunk is needed */
1991                                 base += chunk;
1992                         } else if (ret < base) {
1993                                 printf("damn - inconsistent errors! found early error\n");
1994                                 options.numops = ret+1;
1995                                 base = 0;
1996                         } else {
1997                                 /* it failed - this chunk isn't needed for a failure */
1998                                 memmove(&op_parms[base], &op_parms[max],
1999                                         sizeof(op_parms[0]) * (options.numops - max));
2000                                 options.numops = (ret+1) - (max - base);
2001                         }
2002                 }
2003
2004                 if (chunk == 2) {
2005                         chunk = 1;
2006                 } else {
2007                         chunk *= 0.4;
2008                 }
2009
2010                 if (options.analyze_continuous && chunk == 0 && options.numops != 1) {
2011                         chunk = 1;
2012                 }
2013         } while (chunk > 0);
2014
2015         printf("Reduced to %d ops\n", options.numops);
2016         ret = run_test();
2017         if (ret != options.numops - 1) {
2018                 printf("Inconsistent result? ret=%d numops=%d\n", ret, options.numops);
2019         }
2020 }
2021
2022 /*
2023    start the main gentest process
2024 */
2025 static BOOL start_gentest(void)
2026 {
2027         int op;
2028         int ret;
2029
2030         /* allocate the open_handles array */
2031         open_handles = calloc(options.max_open_handles, sizeof(open_handles[0]));
2032
2033         srandom(options.seed);
2034         op_parms = calloc(options.numops, sizeof(op_parms[0]));
2035
2036         /* generate the seeds - after this everything is deterministic */
2037         if (options.use_preset_seeds) {
2038                 int numops;
2039                 char **preset = file_lines_load(options.seeds_file, &numops);
2040                 if (!preset) {
2041                         printf("Failed to load %s - %s\n", options.seeds_file, strerror(errno));
2042                         exit(1);
2043                 }
2044                 if (numops < options.numops) {
2045                         options.numops = numops;
2046                 }
2047                 for (op=0;op<options.numops;op++) {
2048                         if (!preset[op]) {
2049                                 printf("Not enough seeds in %s\n", options.seeds_file);
2050                                 exit(1);
2051                         }
2052                         op_parms[op].seed = atoi(preset[op]);
2053                 }
2054                 printf("Loaded %d seeds from %s\n", options.numops, options.seeds_file);
2055         } else {
2056                 for (op=0; op<options.numops; op++) {
2057                         op_parms[op].seed = random();
2058                 }
2059         }
2060
2061         ret = run_test();
2062
2063         if (ret != options.numops && options.analyze) {
2064                 options.numops = ret+1;
2065                 backtrack_analyze();
2066         } else if (options.analyze_always) {
2067                 backtrack_analyze();
2068         } else if (options.analyze_continuous) {
2069                 while (run_test() == options.numops) ;
2070         }
2071
2072         return ret == options.numops;
2073 }
2074
2075
2076 static void usage(void)
2077 {
2078         printf(
2079 "Usage:\n\
2080   gentest2 //server1/share1 //server2/share2 [options..]\n\
2081   options:\n\
2082         -U user%%pass        (must be specified twice)\n\
2083         -s seed\n\
2084         -o numops\n\
2085         -a            (show all ops)\n\
2086         -A            backtrack to find minimal ops\n\
2087         -i FILE       add a list of wildcard exclusions\n\
2088         -O            enable oplocks\n\
2089         -S FILE       set preset seeds file\n\
2090         -L            use preset seeds\n\
2091         -F            fast reconnect (just close files)\n\
2092         -C            continuous analysis mode\n\
2093         -X            analyse even when test OK\n\
2094 ");
2095 }
2096
2097 /****************************************************************************
2098   main program
2099 ****************************************************************************/
2100  int main(int argc, char *argv[])
2101 {
2102         int opt;
2103         int i;
2104         BOOL ret;
2105
2106         setlinebuf(stdout);
2107
2108         setup_logging("gentest", DEBUG_STDOUT);
2109
2110         if (argc < 3 || argv[1][0] == '-') {
2111                 usage();
2112                 exit(1);
2113         }
2114
2115         setup_logging(argv[0], DEBUG_STDOUT);
2116
2117         for (i=0;i<NSERVERS;i++) {
2118                 const char *share = argv[1+i];
2119                 if (!split_unc_name(share, &servers[i].server_name, &servers[i].share_name)) {
2120                         printf("Invalid share name '%s'\n", share);
2121                         return -1;
2122                 }
2123         }
2124
2125         argc -= NSERVERS;
2126         argv += NSERVERS;
2127
2128         lp_load(dyn_CONFIGFILE,True,False,False);
2129         load_interfaces();
2130
2131         options.seed = time(NULL);
2132         options.numops = 1000;
2133         options.max_open_handles = 20;
2134         options.seeds_file = "gentest_seeds.dat";
2135
2136         while ((opt = getopt(argc, argv, "U:s:o:ad:i:AOhS:LFXC")) != EOF) {
2137                 switch (opt) {
2138                 case 'U':
2139                         i = servers[0].username?1:0;
2140                         if (!split_username(optarg,
2141                                             &servers[i].username,
2142                                             &servers[i].password)) {
2143                                 printf("Must supply USER%%PASS\n");
2144                                 return -1;
2145                         }
2146                         break;
2147                 case 'd':
2148                         DEBUGLEVEL = atoi(optarg);
2149                         setup_logging(NULL, DEBUG_STDOUT);
2150                         break;
2151                 case 's':
2152                         options.seed = atoi(optarg);
2153                         break;
2154                 case 'S':
2155                         options.seeds_file = optarg;
2156                         break;
2157                 case 'L':
2158                         options.use_preset_seeds = True;
2159                         break;
2160                 case 'F':
2161                         options.fast_reconnect = True;
2162                         break;
2163                 case 'o':
2164                         options.numops = atoi(optarg);
2165                         break;
2166                 case 'O':
2167                         options.use_oplocks = True;
2168                         break;
2169                 case 'a':
2170                         options.showall = True;
2171                         break;
2172                 case 'A':
2173                         options.analyze = True;
2174                         break;
2175                 case 'X':
2176                         options.analyze_always = True;
2177                         break;
2178                 case 'C':
2179                         options.analyze_continuous = True;
2180                         break;
2181                 case 'i':
2182                         options.ignore_patterns = file_lines_load(optarg, NULL);
2183                         break;
2184                 case 'h':
2185                         usage();
2186                         exit(1);
2187                 default:
2188                         printf("Unknown option %c (%d)\n", (char)opt, opt);
2189                         exit(1);
2190                 }
2191         }
2192
2193         if (!servers[0].username || !servers[1].username) {
2194                 usage();
2195                 return -1;
2196         }
2197
2198         printf("seed=%u\n", options.seed);
2199
2200         ret = start_gentest();
2201
2202         if (ret) {
2203                 printf("gentest completed - no errors\n");
2204         } else {
2205                 printf("gentest failed\n");
2206         }
2207
2208         return ret?0:-1;
2209 }