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 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #include "includes.h"
  21 #include "lib/cmdline/popt_common.h"
  22 #include "lib/events/events.h"
  23 #include "system/time.h"
  24 #include "system/filesys.h"
  25 #include "libcli/raw/request.h"
  26 #include "libcli/libcli.h"
  27 #include "libcli/raw/libcliraw.h"
  28 #include "librpc/gen_ndr/security.h"
  29 #include "auth/credentials/credentials.h"
  30 #include "libcli/resolve/resolve.h"
  31 #include "auth/gensec/gensec.h"
  32 #include "param/param.h"
  33 #include "dynconfig.h"
  34
  35 #define NSERVERS 2
  36 #define NINSTANCES 2
  37
  38 /* global options */
  39 static struct gentest_options {
  40         int showall;
  41         int analyze;
  42         int analyze_always;
  43         int analyze_continuous;
  44         uint_t max_open_handles;
  45         uint_t seed;
  46         uint_t numops;
  47         int use_oplocks;
  48         char **ignore_patterns;
  49         const char *seeds_file;
  50         int use_preset_seeds;
  51         int fast_reconnect;
  52 } options;
  53
  54 /* mapping between open handles on the server and local handles */
  55 static struct {
  56         bool active;
  57         uint_t instance;
  58         uint_t server_fnum[NSERVERS];
  59         const char *name;
  60 } *open_handles;
  61 static uint_t num_open_handles;
  62
  63 /* state information for the servers. We open NINSTANCES connections to
  64    each server */
  65 static struct {
  66         struct smbcli_state *cli[NINSTANCES];
  67         char *server_name;
  68         char *share_name;
  69         struct cli_credentials *credentials;
  70 } servers[NSERVERS];
  71
  72 /* the seeds and flags for each operation */
  73 static struct {
  74         uint_t seed;
  75         bool disabled;
  76 } *op_parms;
  77
  78
  79 /* oplock break info */
  80 static struct {
  81         bool got_break;
  82         uint16_t fnum;
  83         uint16_t handle;
  84         uint8_t level;
  85         bool do_close;
  86 } oplocks[NSERVERS][NINSTANCES];
  87
  88 /* change notify reply info */
  89 static struct {
  90         int notify_count;
  91         NTSTATUS status;
  92         union smb_notify notify;
  93 } notifies[NSERVERS][NINSTANCES];
  94
  95 /* info relevant to the current operation */
  96 static struct {
  97         const char *name;
  98         uint_t seed;
  99         NTSTATUS status;
 100         uint_t opnum;
 101         TALLOC_CTX *mem_ctx;
 102 } current_op;
 103
 104
 105
 106 #define BAD_HANDLE 0xFFFE
 107
 108 static bool oplock_handler(struct smbcli_transport *transport, uint16_t tid, uint16_t fnum, uint8_t level, void *private);
 109 static void idle_func(struct smbcli_transport *transport, void *private);
 110
 111 /*
 112   check if a string should be ignored. This is used as the basis
 113   for all error ignore settings
 114 */
 115 static bool ignore_pattern(const char *str)
 116 {
 117         int i;
 118         if (!options.ignore_patterns) return false;
 119
 120         for (i=0;options.ignore_patterns[i];i++) {
 121                 if (strcmp(options.ignore_patterns[i], str) == 0 ||
 122                     gen_fnmatch(options.ignore_patterns[i], str) == 0) {
 123                         DEBUG(2,("Ignoring '%s'\n", str));
 124                         return true;
 125                 }
 126         }
 127         return false;
 128 }
 129
 130 /*****************************************************
 131 connect to the servers
 132 *******************************************************/
 133 static bool connect_servers_fast(void)
 134 {
 135         int h, i;
 136
 137         /* close all open files */
 138         for (h=0;h<options.max_open_handles;h++) {
 139                 if (!open_handles[h].active) continue;
 140                 for (i=0;i<NSERVERS;i++) {
 141                         if (NT_STATUS_IS_ERR((smbcli_close(servers[i].cli[open_handles[h].instance]->tree,
 142                                        open_handles[h].server_fnum[i])))) {
 143                                 return false;
 144                         }
 145                         open_handles[h].active = false;
 146                 }
 147         }
 148
 149         return true;
 150 }
 151
 152
 153
 154
 155 /*****************************************************
 156 connect to the servers
 157 *******************************************************/
 158 static bool connect_servers(struct event_context *ev,
 159                             struct loadparm_context *lp_ctx)
 160 {
 161         int i, j;
 162
 163         if (options.fast_reconnect && servers[0].cli[0]) {
 164                 if (connect_servers_fast()) {
 165                         return true;
 166                 }
 167         }
 168
 169         /* close any existing connections */
 170         for (i=0;i<NSERVERS;i++) {
 171                 for (j=0;j<NINSTANCES;j++) {
 172                         if (servers[i].cli[j]) {
 173                                 smbcli_tdis(servers[i].cli[j]);
 174                                 talloc_free(servers[i].cli[j]);
 175                                 servers[i].cli[j] = NULL;
 176                         }
 177                 }
 178         }
 179
 180         for (i=0;i<NSERVERS;i++) {
 181                 for (j=0;j<NINSTANCES;j++) {
 182                         struct smbcli_options smb_options;
 183                         NTSTATUS status;
 184                         printf("Connecting to \\\\%s\\%s as %s - instance %d\n",
 185                                servers[i].server_name, servers[i].share_name,
 186                                servers[i].credentials->username, j);
 187
 188                         cli_credentials_set_workstation(servers[i].credentials,
 189                                                         "gentest", CRED_SPECIFIED);
 190
 191                         lp_smbcli_options(lp_ctx, &smb_options);
 192                         status = smbcli_full_connection(NULL, &servers[i].cli[j],
 193                                                         servers[i].server_name,
 194                                                         lp_smb_ports(lp_ctx),
 195                                                         servers[i].share_name, NULL,
 196                                                         servers[i].credentials,
 197                                                         lp_resolve_context(lp_ctx),
 198                                                         ev, &smb_options);
 199                         if (!NT_STATUS_IS_OK(status)) {
 200                                 printf("Failed to connect to \\\\%s\\%s - %s\n",
 201                                        servers[i].server_name, servers[i].share_name,
 202                                        nt_errstr(status));
 203                                 return false;
 204                         }
 205
 206                         smbcli_oplock_handler(servers[i].cli[j]->transport, oplock_handler, NULL);
 207                         smbcli_transport_idle_handler(servers[i].cli[j]->transport, idle_func, 50000, NULL);
 208                 }
 209         }
 210
 211         return true;
 212 }
 213
 214 /*
 215   work out the time skew between the servers - be conservative
 216 */
 217 static uint_t time_skew(void)
 218 {
 219         uint_t ret;
 220         ret = labs(servers[0].cli[0]->transport->negotiate.server_time -
 221                   servers[1].cli[0]->transport->negotiate.server_time);
 222         return ret + 300;
 223 }
 224
 225 /*
 226   turn an fnum for an instance into a handle
 227 */
 228 static uint_t fnum_to_handle(int server, int instance, uint16_t fnum)
 229 {
 230         uint_t i;
 231         for (i=0;i<options.max_open_handles;i++) {
 232                 if (!open_handles[i].active ||
 233                     instance != open_handles[i].instance) continue;
 234                 if (open_handles[i].server_fnum[server] == fnum) {
 235                         return i;
 236                 }
 237         }
 238         printf("Invalid fnum %d in fnum_to_handle on server %d instance %d\n",
 239                fnum, server, instance);
 240         return BAD_HANDLE;
 241 }
 242
 243 /*
 244   add some newly opened handles
 245 */
 246 static void gen_add_handle(int instance, const char *name, uint16_t fnums[NSERVERS])
 247 {
 248         int i, h;
 249         for (h=0;h<options.max_open_handles;h++) {
 250                 if (!open_handles[h].active) break;
 251         }
 252         if (h == options.max_open_handles) {
 253                 /* we have to force close a random handle */
 254                 h = random() % options.max_open_handles;
 255                 for (i=0;i<NSERVERS;i++) {
 256                         if (NT_STATUS_IS_ERR((smbcli_close(servers[i].cli[open_handles[h].instance]->tree,
 257                                        open_handles[h].server_fnum[i])))) {
 258                                 printf("INTERNAL ERROR: Close failed when recovering handle! - %s\n",
 259                                        smbcli_errstr(servers[i].cli[open_handles[h].instance]->tree));
 260                         }
 261                 }
 262                 printf("Recovered handle %d\n", h);
 263                 num_open_handles--;
 264         }
 265         for (i=0;i<NSERVERS;i++) {
 266                 open_handles[h].server_fnum[i] = fnums[i];
 267                 open_handles[h].instance = instance;
 268                 open_handles[h].active = true;
 269                 open_handles[h].name = name;
 270         }
 271         num_open_handles++;
 272
 273         printf("OPEN num_open_handles=%d h=%d s1=0x%x s2=0x%x (%s)\n",
 274                num_open_handles, h,
 275                open_handles[h].server_fnum[0], open_handles[h].server_fnum[1],
 276                name);
 277 }
 278
 279 /*
 280   remove a closed handle
 281 */
 282 static void gen_remove_handle(int instance, uint16_t fnums[NSERVERS])
 283 {
 284         int h;
 285         for (h=0;h<options.max_open_handles;h++) {
 286                 if (instance == open_handles[h].instance &&
 287                     open_handles[h].server_fnum[0] == fnums[0]) {
 288                         open_handles[h].active = false;
 289                         num_open_handles--;
 290                         printf("CLOSE num_open_handles=%d h=%d s1=0x%x s2=0x%x (%s)\n",
 291                                num_open_handles, h,
 292                                open_handles[h].server_fnum[0], open_handles[h].server_fnum[1],
 293                                open_handles[h].name);
 294                         return;
 295                 }
 296         }
 297         printf("Removing invalid handle!?\n");
 298         exit(1);
 299 }
 300
 301 /*
 302   return true with 'chance' probability as a percentage
 303 */
 304 static bool gen_chance(uint_t chance)
 305 {
 306         return ((random() % 100) <= chance);
 307 }
 308
 309 /*
 310   map an internal handle number to a server fnum
 311 */
 312 static uint16_t gen_lookup_fnum(int server, uint16_t handle)
 313 {
 314         if (handle == BAD_HANDLE) return handle;
 315         return open_handles[handle].server_fnum[server];
 316 }
 317
 318 /*
 319   return a file handle
 320 */
 321 static uint16_t gen_fnum(int instance)
 322 {
 323         uint16_t h;
 324         int count = 0;
 325
 326         if (gen_chance(20)) return BAD_HANDLE;
 327
 328         while (num_open_handles > 0 && count++ < 10*options.max_open_handles) {
 329                 h = random() % options.max_open_handles;
 330                 if (open_handles[h].active &&
 331                     open_handles[h].instance == instance) {
 332                         return h;
 333                 }
 334         }
 335         return BAD_HANDLE;
 336 }
 337
 338 /*
 339   return a file handle, but skewed so we don't close the last
 340   couple of handles too readily
 341 */
 342 static uint16_t gen_fnum_close(int instance)
 343 {
 344         if (num_open_handles < 3) {
 345                 if (gen_chance(80)) return BAD_HANDLE;
 346         }
 347
 348         return gen_fnum(instance);
 349 }
 350
 351 /*
 352   generate an integer in a specified range
 353 */
 354 static int gen_int_range(uint_t min, uint_t max)
 355 {
 356         uint_t r = random();
 357         return min + (r % (1+max-min));
 358 }
 359
 360 /*
 361   return a fnum for use as a root fid
 362   be careful to call GEN_SET_FNUM() when you use this!
 363 */
 364 static uint16_t gen_root_fid(int instance)
 365 {
 366         if (gen_chance(5)) return gen_fnum(instance);
 367         return 0;
 368 }
 369
 370 /*
 371   generate a file offset
 372 */
 373 static int gen_offset(void)
 374 {
 375         if (gen_chance(20)) return 0;
 376         return gen_int_range(0, 1024*1024);
 377 }
 378
 379 /*
 380   generate a io count
 381 */
 382 static int gen_io_count(void)
 383 {
 384         if (gen_chance(20)) return 0;
 385         return gen_int_range(0, 4096);
 386 }
 387
 388 /*
 389   generate a filename
 390 */
 391 static const char *gen_fname(void)
 392 {
 393         const char *names[] = {"\\gentest\\gentest.dat",
 394                                "\\gentest\\foo",
 395                                "\\gentest\\foo2.sym",
 396                                "\\gentest\\foo3.dll",
 397                                "\\gentest\\foo4",
 398                                "\\gentest\\foo4:teststream1",
 399                                "\\gentest\\foo4:teststream2",
 400                                "\\gentest\\foo5.exe",
 401                                "\\gentest\\foo5.exe:teststream3",
 402                                "\\gentest\\foo5.exe:teststream4",
 403                                "\\gentest\\foo6.com",
 404                                "\\gentest\\blah",
 405                                "\\gentest\\blah\\blergh.txt",
 406                                "\\gentest\\blah\\blergh2",
 407                                "\\gentest\\blah\\blergh3.txt",
 408                                "\\gentest\\blah\\blergh4",
 409                                "\\gentest\\blah\\blergh5.txt",
 410                                "\\gentest\\blah\\blergh5",
 411                                "\\gentest\\blah\\.",
 412 #if 0
 413                                /* this causes problem with w2k3 */
 414                                "\\gentest\\blah\\..",
 415 #endif
 416                                "\\gentest\\a_very_long_name.bin",
 417                                "\\gentest\\x.y",
 418                                "\\gentest\\blah"};
 419         int i;
 420
 421         do {
 422                 i = gen_int_range(0, ARRAY_SIZE(names)-1);
 423         } while (ignore_pattern(names[i]));
 424
 425         return names[i];
 426 }
 427
 428 /*
 429   generate a filename with a higher chance of choosing an already
 430   open file
 431 */
 432 static const char *gen_fname_open(int instance)
 433 {
 434         uint16_t h;
 435         h = gen_fnum(instance);
 436         if (h == BAD_HANDLE) {
 437                 return gen_fname();
 438         }
 439         return open_handles[h].name;
 440 }
 441
 442 /*
 443   generate a wildcard pattern
 444 */
 445 static const char *gen_pattern(void)
 446 {
 447         int i;
 448         const char *names[] = {"\\gentest\\*.dat",
 449                                "\\gentest\\*",
 450                                "\\gentest\\*.*",
 451                                "\\gentest\\blah\\*.*",
 452                                "\\gentest\\blah\\*",
 453                                "\\gentest\\?"};
 454
 455         if (gen_chance(50)) return gen_fname();
 456
 457         do {
 458                 i = gen_int_range(0, ARRAY_SIZE(names)-1);
 459         } while (ignore_pattern(names[i]));
 460
 461         return names[i];
 462 }
 463
 464 /*
 465   generate a bitmask
 466 */
 467 static uint32_t gen_bits_mask(uint_t mask)
 468 {
 469         uint_t ret = random();
 470         return ret & mask;
 471 }
 472
 473 /*
 474   generate a bitmask with high probability of the first mask
 475   and low of the second
 476 */
 477 static uint32_t gen_bits_mask2(uint32_t mask1, uint32_t mask2)
 478 {
 479         if (gen_chance(10)) return gen_bits_mask(mask2);
 480         return gen_bits_mask(mask1);
 481 }
 482
 483 /*
 484   generate a boolean
 485 */
 486 static bool gen_bool(void)
 487 {
 488         return gen_bits_mask2(0x1, 0xFF);
 489 }
 490
 491 /*
 492   generate ntrename flags
 493 */
 494 static uint16_t gen_rename_flags(void)
 495 {
 496         if (gen_chance(30)) return RENAME_FLAG_RENAME;
 497         if (gen_chance(30)) return RENAME_FLAG_HARD_LINK;
 498         if (gen_chance(30)) return RENAME_FLAG_COPY;
 499         return gen_bits_mask(0xFFFF);
 500 }
 501
 502
 503 /*
 504   return a lockingx lock mode
 505 */
 506 static uint16_t gen_lock_mode(void)
 507 {
 508         if (gen_chance(5))  return gen_bits_mask(0xFFFF);
 509         if (gen_chance(20)) return gen_bits_mask(0x1F);
 510         return gen_bits_mask(LOCKING_ANDX_SHARED_LOCK | LOCKING_ANDX_LARGE_FILES);
 511 }
 512
 513 /*
 514   generate a pid
 515 */
 516 static uint16_t gen_pid(void)
 517 {
 518         if (gen_chance(10)) return gen_bits_mask(0xFFFF);
 519         return getpid();
 520 }
 521
 522 /*
 523   generate a lock count
 524 */
 525 static off_t gen_lock_count(void)
 526 {
 527         return gen_int_range(0, 3);
 528 }
 529
 530 /*
 531   generate a ntcreatex flags field
 532 */
 533 static uint32_t gen_ntcreatex_flags(void)
 534 {
 535         if (gen_chance(70)) return NTCREATEX_FLAGS_EXTENDED;
 536         return gen_bits_mask2(0x1F, 0xFFFFFFFF);
 537 }
 538
 539 /*
 540   generate a NT access mask
 541 */
 542 static uint32_t gen_access_mask(void)
 543 {
 544         if (gen_chance(50)) return SEC_FLAG_MAXIMUM_ALLOWED;
 545         if (gen_chance(20)) return SEC_FILE_ALL;
 546         return gen_bits_mask(0xFFFFFFFF);
 547 }
 548
 549 /*
 550   generate a ntcreatex create options bitfield
 551 */
 552 static uint32_t gen_create_options(void)
 553 {
 554         if (gen_chance(20)) return gen_bits_mask(0xFFFFFFFF);
 555         if (gen_chance(50)) return 0;
 556         return gen_bits_mask(NTCREATEX_OPTIONS_DELETE_ON_CLOSE | NTCREATEX_OPTIONS_DIRECTORY);
 557 }
 558
 559 /*
 560   generate a ntcreatex open disposition
 561 */
 562 static uint32_t gen_open_disp(void)
 563 {
 564         if (gen_chance(10)) return gen_bits_mask(0xFFFFFFFF);
 565         return gen_int_range(0, 5);
 566 }
 567
 568 /*
 569   generate an openx open mode
 570 */
 571 static uint16_t gen_openx_mode(void)
 572 {
 573         if (gen_chance(20)) return gen_bits_mask(0xFFFF);
 574         if (gen_chance(20)) return gen_bits_mask(0xFF);
 575         return OPENX_MODE_DENY_NONE | gen_bits_mask(0x3);
 576 }
 577
 578 /*
 579   generate an openx flags field
 580 */
 581 static uint16_t gen_openx_flags(void)
 582 {
 583         if (gen_chance(20)) return gen_bits_mask(0xFFFF);
 584         return gen_bits_mask(0x7);
 585 }
 586
 587 /*
 588   generate an openx open function
 589 */
 590 static uint16_t gen_openx_func(void)
 591 {
 592         if (gen_chance(20)) return gen_bits_mask(0xFFFF);
 593         return gen_bits_mask(0x13);
 594 }
 595
 596 /*
 597   generate a file attrib combination
 598 */
 599 static uint32_t gen_attrib(void)
 600 {
 601         if (gen_chance(20)) return gen_bits_mask(0xFFFFFFFF);
 602         return gen_bits_mask(FILE_ATTRIBUTE_NORMAL | FILE_ATTRIBUTE_DIRECTORY);
 603 }
 604
 605 /*
 606   generate a unix timestamp
 607 */
 608 static time_t gen_timet(void)
 609 {
 610         if (gen_chance(30)) return 0;
 611         return (time_t)random();
 612 }
 613
 614 /*
 615   generate a unix timestamp
 616 */
 617 static NTTIME gen_nttime(void)
 618 {
 619         NTTIME ret;
 620         unix_to_nt_time(&ret, gen_timet());
 621         return ret;
 622 }
 623
 624 /*
 625   generate a milliseconds protocol timeout
 626 */
 627 static uint32_t gen_timeout(void)
 628 {
 629         if (gen_chance(98)) return 0;
 630         return random() % 50;
 631 }
 632
 633 /*
 634   generate a file allocation size
 635 */
 636 static uint_t gen_alloc_size(void)
 637 {
 638         uint_t ret;
 639
 640         if (gen_chance(30)) return 0;
 641
 642         ret = random() % 4*1024*1024;
 643         /* give a high chance of a round number */
 644         if (gen_chance(60)) {
 645                 ret &= ~(1024*1024 - 1);
 646         }
 647         return ret;
 648 }
 649
 650 /*
 651   generate an ea_struct
 652 */
 653 static struct ea_struct gen_ea_struct(void)
 654 {
 655         struct ea_struct ea;
 656         const char *names[] = {"EAONE",
 657                                "",
 658                                "FOO!",
 659                                " WITH SPACES ",
 660                                ".",
 661                                "AVERYLONGATTRIBUTENAME"};
 662         const char *values[] = {"VALUE1",
 663                                "",
 664                                "NOT MUCH FOO",
 665                                " LEADING SPACES ",
 666                                ":",
 667                                "ASOMEWHATLONGERATTRIBUTEVALUE"};
 668         int i;
 669
 670         ZERO_STRUCT(ea);
 671
 672         do {
 673                 i = gen_int_range(0, ARRAY_SIZE(names)-1);
 674         } while (ignore_pattern(names[i]));
 675
 676         ea.name.s = names[i];
 677
 678         do {
 679                 i = gen_int_range(0, ARRAY_SIZE(values)-1);
 680         } while (ignore_pattern(values[i]));
 681
 682         ea.value = data_blob(values[i], strlen(values[i]));
 683
 684         if (gen_chance(10)) ea.flags = gen_bits_mask(0xFF);
 685         ea.flags = 0;
 686
 687         return ea;
 688 }
 689
 690
 691 /*
 692   this is called when a change notify reply comes in
 693 */
 694 static void async_notify(struct smbcli_request *req)
 695 {
 696         union smb_notify notify;
 697         NTSTATUS status;
 698         int i, j;
 699         uint16_t tid;
 700         struct smbcli_transport *transport = req->transport;
 701
 702         tid = SVAL(req->in.hdr, HDR_TID);
 703
 704         notify.nttrans.level = RAW_NOTIFY_NTTRANS;
 705         status = smb_raw_changenotify_recv(req, current_op.mem_ctx, &notify);
 706         if (NT_STATUS_IS_OK(status)) {
 707                 printf("notify tid=%d num_changes=%d action=%d name=%s\n",
 708                        tid,
 709                        notify.nttrans.out.num_changes,
 710                        notify.nttrans.out.changes[0].action,
 711                        notify.nttrans.out.changes[0].name.s);
 712         }
 713
 714         for (i=0;i<NSERVERS;i++) {
 715                 for (j=0;j<NINSTANCES;j++) {
 716                         if (transport == servers[i].cli[j]->transport &&
 717                             tid == servers[i].cli[j]->tree->tid) {
 718                                 notifies[i][j].notify_count++;
 719                                 notifies[i][j].status = status;
 720                                 notifies[i][j].notify = notify;
 721                         }
 722                 }
 723         }
 724 }
 725
 726 static void oplock_handler_close_recv(struct smbcli_request *req)
 727 {
 728         NTSTATUS status;
 729         status = smbcli_request_simple_recv(req);
 730         if (!NT_STATUS_IS_OK(status)) {
 731                 printf("close failed in oplock_handler\n");
 732                 smb_panic("close failed in oplock_handler");
 733         }
 734 }
 735
 736 /*
 737   the oplock handler will either ack the break or close the file
 738 */
 739 static bool oplock_handler(struct smbcli_transport *transport, uint16_t tid, uint16_t fnum, uint8_t level, void *private)
 740 {
 741         union smb_close io;
 742         int i, j;
 743         bool do_close;
 744         struct smbcli_tree *tree = NULL;
 745         struct smbcli_request *req;
 746
 747         srandom(current_op.seed);
 748         do_close = gen_chance(50);
 749
 750         for (i=0;i<NSERVERS;i++) {
 751                 for (j=0;j<NINSTANCES;j++) {
 752                         if (transport == servers[i].cli[j]->transport &&
 753                             tid == servers[i].cli[j]->tree->tid) {
 754                                 oplocks[i][j].got_break = true;
 755                                 oplocks[i][j].fnum = fnum;
 756                                 oplocks[i][j].handle = fnum_to_handle(i, j, fnum);
 757                                 oplocks[i][j].level = level;
 758                                 oplocks[i][j].do_close = do_close;
 759                                 tree = servers[i].cli[j]->tree;
 760                         }
 761                 }
 762         }
 763
 764         if (!tree) {
 765                 printf("Oplock break not for one of our trees!?\n");
 766                 return false;
 767         }
 768
 769         if (!do_close) {
 770                 printf("oplock ack fnum=%d\n", fnum);
 771                 return smbcli_oplock_ack(tree, fnum, level);
 772         }
 773
 774         printf("oplock close fnum=%d\n", fnum);
 775
 776         io.close.level = RAW_CLOSE_CLOSE;
 777         io.close.in.file.fnum = fnum;
 778         io.close.in.write_time = 0;
 779         req = smb_raw_close_send(tree, &io);
 780
 781         if (req == NULL) {
 782                 printf("WARNING: close failed in oplock_handler_close\n");
 783                 return false;
 784         }
 785
 786         req->async.fn = oplock_handler_close_recv;
 787         req->async.private = NULL;
 788
 789         return true;
 790 }
 791
 792
 793 /*
 794   the idle function tries to cope with getting an oplock break on a connection, and
 795   an operation on another connection blocking until that break is acked
 796   we check for operations on all transports in the idle function
 797 */
 798 static void idle_func(struct smbcli_transport *transport, void *private)
 799 {
 800         int i, j;
 801         for (i=0;i<NSERVERS;i++) {
 802                 for (j=0;j<NINSTANCES;j++) {
 803                         if (servers[i].cli[j] &&
 804                             transport != servers[i].cli[j]->transport) {
 805                                 smbcli_transport_process(servers[i].cli[j]->transport);
 806                         }
 807                 }
 808         }
 809
 810 }
 811
 812
 813 /*
 814   compare NTSTATUS, using checking ignored patterns
 815 */
 816 static bool compare_status(NTSTATUS status1, NTSTATUS status2)
 817 {
 818         if (NT_STATUS_EQUAL(status1, status2)) return true;
 819
 820         /* one code being an error and the other OK is always an error */
 821         if (NT_STATUS_IS_OK(status1) || NT_STATUS_IS_OK(status2)) return false;
 822
 823         /* if we are ignoring one of the status codes then consider this a match */
 824         if (ignore_pattern(nt_errstr(status1)) ||
 825             ignore_pattern(nt_errstr(status2))) {
 826                 return true;
 827         }
 828         return false;
 829 }
 830
 831
 832 /*
 833   check for pending packets on all connections
 834 */
 835 static void check_pending(void)
 836 {
 837         int i, j;
 838
 839         msleep(20);
 840
 841         for (j=0;j<NINSTANCES;j++) {
 842                 for (i=0;i<NSERVERS;i++) {
 843                         smbcli_transport_process(servers[i].cli[j]->transport);
 844                 }
 845         }
 846 }
 847
 848 /*
 849   check that the same oplock breaks have been received by all instances
 850 */
 851 static bool check_oplocks(const char *call)
 852 {
 853         int i, j;
 854         int tries = 0;
 855
 856 again:
 857         check_pending();
 858
 859         for (j=0;j<NINSTANCES;j++) {
 860                 for (i=1;i<NSERVERS;i++) {
 861                         if (oplocks[0][j].got_break != oplocks[i][j].got_break ||
 862                             oplocks[0][j].handle != oplocks[i][j].handle ||
 863                             oplocks[0][j].level != oplocks[i][j].level) {
 864                                 if (tries++ < 10) goto again;
 865                                 printf("oplock break inconsistent - %d/%d/%d vs %d/%d/%d\n",
 866                                        oplocks[0][j].got_break,
 867                                        oplocks[0][j].handle,
 868                                        oplocks[0][j].level,
 869                                        oplocks[i][j].got_break,
 870                                        oplocks[i][j].handle,
 871                                        oplocks[i][j].level);
 872                                 return false;
 873                         }
 874                 }
 875         }
 876
 877         /* if we got a break and closed then remove the handle */
 878         for (j=0;j<NINSTANCES;j++) {
 879                 if (oplocks[0][j].got_break &&
 880                     oplocks[0][j].do_close) {
 881                         uint16_t fnums[NSERVERS];
 882                         for (i=0;i<NSERVERS;i++) {
 883                                 fnums[i] = oplocks[i][j].fnum;
 884                         }
 885                         gen_remove_handle(j, fnums);
 886                         break;
 887                 }
 888         }
 889         return true;
 890 }
 891
 892
 893 /*
 894   check that the same change notify info has been received by all instances
 895 */
 896 static bool check_notifies(const char *call)
 897 {
 898         int i, j;
 899         int tries = 0;
 900
 901 again:
 902         check_pending();
 903
 904         for (j=0;j<NINSTANCES;j++) {
 905                 for (i=1;i<NSERVERS;i++) {
 906                         int n;
 907                         union smb_notify not1, not2;
 908
 909                         if (notifies[0][j].notify_count != notifies[i][j].notify_count) {
 910                                 if (tries++ < 10) goto again;
 911                                 printf("Notify count inconsistent %d %d\n",
 912                                        notifies[0][j].notify_count,
 913                                        notifies[i][j].notify_count);
 914                                 return false;
 915                         }
 916
 917                         if (notifies[0][j].notify_count == 0) continue;
 918
 919                         if (!NT_STATUS_EQUAL(notifies[0][j].status,
 920                                              notifies[i][j].status)) {
 921                                 printf("Notify status mismatch - %s - %s\n",
 922                                        nt_errstr(notifies[0][j].status),
 923                                        nt_errstr(notifies[i][j].status));
 924                                 return false;
 925                         }
 926
 927                         if (!NT_STATUS_IS_OK(notifies[0][j].status)) {
 928                                 continue;
 929                         }
 930
 931                         not1 = notifies[0][j].notify;
 932                         not2 = notifies[i][j].notify;
 933
 934                         for (n=0;n<not1.nttrans.out.num_changes;n++) {
 935                                 if (not1.nttrans.out.changes[n].action !=
 936                                     not2.nttrans.out.changes[n].action) {
 937                                         printf("Notify action %d inconsistent %d %d\n", n,
 938                                                not1.nttrans.out.changes[n].action,
 939                                                not2.nttrans.out.changes[n].action);
 940                                         return false;
 941                                 }
 942                                 if (strcmp(not1.nttrans.out.changes[n].name.s,
 943                                            not2.nttrans.out.changes[n].name.s)) {
 944                                         printf("Notify name %d inconsistent %s %s\n", n,
 945                                                not1.nttrans.out.changes[n].name.s,
 946                                                not2.nttrans.out.changes[n].name.s);
 947                                         return false;
 948                                 }
 949                                 if (not1.nttrans.out.changes[n].name.private_length !=
 950                                     not2.nttrans.out.changes[n].name.private_length) {
 951                                         printf("Notify name length %d inconsistent %d %d\n", n,
 952                                                not1.nttrans.out.changes[n].name.private_length,
 953                                                not2.nttrans.out.changes[n].name.private_length);
 954                                         return false;
 955                                 }
 956                         }
 957                 }
 958         }
 959
 960         ZERO_STRUCT(notifies);
 961
 962         return true;
 963 }
 964
 965
 966 #define GEN_COPY_PARM do { \
 967         int i; \
 968         for (i=1;i<NSERVERS;i++) { \
 969                 parm[i] = parm[0]; \
 970         } \
 971 } while (0)
 972
 973 #define GEN_CALL(call) do { \
 974         int i; \
 975         ZERO_STRUCT(oplocks); \
 976         ZERO_STRUCT(notifies); \
 977         for (i=0;i<NSERVERS;i++) { \
 978                 struct smbcli_tree *tree = servers[i].cli[instance]->tree; \
 979                 status[i] = call; \
 980         } \
 981         current_op.status = status[0]; \
 982         for (i=1;i<NSERVERS;i++) { \
 983                 if (!compare_status(status[i], status[0])) { \
 984                         printf("status different in %s - %s %s\n", #call, \
 985                                nt_errstr(status[0]), nt_errstr(status[i])); \
 986                         return false; \
 987                 } \
 988         } \
 989         if (!check_oplocks(#call)) return false; \
 990         if (!check_notifies(#call)) return false; \
 991         if (!NT_STATUS_IS_OK(status[0])) { \
 992                 return true; \
 993         } \
 994 } while(0)
 995
 996 #define ADD_HANDLE(name, field) do { \
 997         uint16_t fnums[NSERVERS]; \
 998         int i; \
 999         for (i=0;i<NSERVERS;i++) { \
1000                 fnums[i] = parm[i].field; \
1001         } \
1002         gen_add_handle(instance, name, fnums); \
1003 } while(0)
1004
1005 #define REMOVE_HANDLE(field) do { \
1006         uint16_t fnums[NSERVERS]; \
1007         int i; \
1008         for (i=0;i<NSERVERS;i++) { \
1009                 fnums[i] = parm[i].field; \
1010         } \
1011         gen_remove_handle(instance, fnums); \
1012 } while(0)
1013
1014 #define GEN_SET_FNUM(field) do { \
1015         int i; \
1016         for (i=0;i<NSERVERS;i++) { \
1017                 parm[i].field = gen_lookup_fnum(i, parm[i].field); \
1018         } \
1019 } while(0)
1020
1021 #define CHECK_EQUAL(field) do { \
1022         if (parm[0].field != parm[1].field && !ignore_pattern(#field)) { \
1023                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
1024                        (int)parm[0].field, (int)parm[1].field); \
1025                 return false; \
1026         } \
1027 } while(0)
1028
1029 #define CHECK_WSTR_EQUAL(field) do { \
1030         if ((!parm[0].field.s && parm[1].field.s) || (parm[0].field.s && !parm[1].field.s)) { \
1031                 printf("%s is NULL!\n", #field); \
1032                 return false; \
1033         } \
1034         if (parm[0].field.s && strcmp(parm[0].field.s, parm[1].field.s) != 0 && !ignore_pattern(#field)) { \
1035                 printf("Mismatch in %s - %s %s\n", #field, \
1036                        parm[0].field.s, parm[1].field.s); \
1037                 return false; \
1038         } \
1039         CHECK_EQUAL(field.private_length); \
1040 } while(0)
1041
1042 #define CHECK_BLOB_EQUAL(field) do { \
1043         if (memcmp(parm[0].field.data, parm[1].field.data, parm[0].field.length) != 0 && !ignore_pattern(#field)) { \
1044                 printf("Mismatch in %s\n", #field); \
1045                 return false; \
1046         } \
1047         CHECK_EQUAL(field.length); \
1048 } while(0)
1049
1050 #define CHECK_TIMES_EQUAL(field) do { \
1051         if (labs(parm[0].field - parm[1].field) > time_skew() && \
1052             !ignore_pattern(#field)) { \
1053                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
1054                        (int)parm[0].field, (int)parm[1].field); \
1055                 return false; \
1056         } \
1057 } while(0)
1058
1059 #define CHECK_NTTIMES_EQUAL(field) do { \
1060         if (labs(nt_time_to_unix(parm[0].field) - \
1061                 nt_time_to_unix(parm[1].field)) > time_skew() && \
1062             !ignore_pattern(#field)) { \
1063                 printf("Mismatch in %s - 0x%x 0x%x\n", #field, \
1064                        (int)nt_time_to_unix(parm[0].field), \
1065                        (int)nt_time_to_unix(parm[1].field)); \
1066                 return false; \
1067         } \
1068 } while(0)
1069
1070 /*
1071   generate openx operations
1072 */
1073 static bool handler_openx(int instance)
1074 {
1075         union smb_open parm[NSERVERS];
1076         NTSTATUS status[NSERVERS];
1077
1078         parm[0].openx.level = RAW_OPEN_OPENX;
1079         parm[0].openx.in.flags = gen_openx_flags();
1080         parm[0].openx.in.open_mode = gen_openx_mode();
1081         parm[0].openx.in.search_attrs = gen_attrib();
1082         parm[0].openx.in.file_attrs = gen_attrib();
1083         parm[0].openx.in.write_time = gen_timet();
1084         parm[0].openx.in.open_func = gen_openx_func();
1085         parm[0].openx.in.size = gen_io_count();
1086         parm[0].openx.in.timeout = gen_timeout();
1087         parm[0].openx.in.fname = gen_fname_open(instance);
1088
1089         if (!options.use_oplocks) {
1090                 /* mask out oplocks */
1091                 parm[0].openx.in.flags &= ~(OPENX_FLAGS_REQUEST_OPLOCK|
1092                                             OPENX_FLAGS_REQUEST_BATCH_OPLOCK);
1093         }
1094
1095         GEN_COPY_PARM;
1096         GEN_CALL(smb_raw_open(tree, current_op.mem_ctx, &parm[i]));
1097
1098         CHECK_EQUAL(openx.out.attrib);
1099         CHECK_EQUAL(openx.out.size);
1100         CHECK_EQUAL(openx.out.access);
1101         CHECK_EQUAL(openx.out.ftype);
1102         CHECK_EQUAL(openx.out.devstate);
1103         CHECK_EQUAL(openx.out.action);
1104         CHECK_EQUAL(openx.out.access_mask);
1105         CHECK_EQUAL(openx.out.unknown);
1106         CHECK_TIMES_EQUAL(openx.out.write_time);
1107
1108         /* open creates a new file handle */
1109         ADD_HANDLE(parm[0].openx.in.fname, openx.out.file.fnum);
1110
1111         return true;
1112 }
1113
1114
1115 /*
1116   generate open operations
1117 */
1118 static bool handler_open(int instance)
1119 {
1120         union smb_open parm[NSERVERS];
1121         NTSTATUS status[NSERVERS];
1122
1123         parm[0].openold.level = RAW_OPEN_OPEN;
1124         parm[0].openold.in.open_mode = gen_bits_mask2(0xF, 0xFFFF);
1125         parm[0].openold.in.search_attrs = gen_attrib();
1126         parm[0].openold.in.fname = gen_fname_open(instance);
1127
1128         if (!options.use_oplocks) {
1129                 /* mask out oplocks */
1130                 parm[0].openold.in.open_mode &= ~(OPENX_FLAGS_REQUEST_OPLOCK|
1131                                                   OPENX_FLAGS_REQUEST_BATCH_OPLOCK);
1132         }
1133
1134         GEN_COPY_PARM;
1135         GEN_CALL(smb_raw_open(tree, current_op.mem_ctx, &parm[i]));
1136
1137         CHECK_EQUAL(openold.out.attrib);
1138         CHECK_TIMES_EQUAL(openold.out.write_time);
1139         CHECK_EQUAL(openold.out.size);
1140         CHECK_EQUAL(openold.out.rmode);
1141
1142         /* open creates a new file handle */
1143         ADD_HANDLE(parm[0].openold.in.fname, openold.out.file.fnum);
1144
1145         return true;
1146 }
1147
1148
1149 /*
1150   generate ntcreatex operations
1151 */
1152 static bool handler_ntcreatex(int instance)
1153 {
1154         union smb_open parm[NSERVERS];
1155         NTSTATUS status[NSERVERS];
1156
1157         parm[0].ntcreatex.level = RAW_OPEN_NTCREATEX;
1158         parm[0].ntcreatex.in.flags = gen_ntcreatex_flags();
1159         parm[0].ntcreatex.in.root_fid = gen_root_fid(instance);
1160         parm[0].ntcreatex.in.access_mask = gen_access_mask();
1161         parm[0].ntcreatex.in.alloc_size = gen_alloc_size();
1162         parm[0].ntcreatex.in.file_attr = gen_attrib();
1163         parm[0].ntcreatex.in.share_access = gen_bits_mask2(0x7, 0xFFFFFFFF);
1164         parm[0].ntcreatex.in.open_disposition = gen_open_disp();
1165         parm[0].ntcreatex.in.create_options = gen_create_options();
1166         parm[0].ntcreatex.in.impersonation = gen_bits_mask2(0, 0xFFFFFFFF);
1167         parm[0].ntcreatex.in.security_flags = gen_bits_mask2(0, 0xFF);
1168         parm[0].ntcreatex.in.fname = gen_fname_open(instance);
1169
1170         if (!options.use_oplocks) {
1171                 /* mask out oplocks */
1172                 parm[0].ntcreatex.in.flags &= ~(NTCREATEX_FLAGS_REQUEST_OPLOCK|
1173                                                 NTCREATEX_FLAGS_REQUEST_BATCH_OPLOCK);
1174         }
1175
1176         GEN_COPY_PARM;
1177         if (parm[0].ntcreatex.in.root_fid != 0) {
1178                 GEN_SET_FNUM(ntcreatex.in.root_fid);
1179         }
1180         GEN_CALL(smb_raw_open(tree, current_op.mem_ctx, &parm[i]));
1181
1182         CHECK_EQUAL(ntcreatex.out.oplock_level);
1183         CHECK_EQUAL(ntcreatex.out.create_action);
1184         CHECK_NTTIMES_EQUAL(ntcreatex.out.create_time);
1185         CHECK_NTTIMES_EQUAL(ntcreatex.out.access_time);
1186         CHECK_NTTIMES_EQUAL(ntcreatex.out.write_time);
1187         CHECK_NTTIMES_EQUAL(ntcreatex.out.change_time);
1188         CHECK_EQUAL(ntcreatex.out.attrib);
1189         CHECK_EQUAL(ntcreatex.out.alloc_size);
1190         CHECK_EQUAL(ntcreatex.out.size);
1191         CHECK_EQUAL(ntcreatex.out.file_type);
1192         CHECK_EQUAL(ntcreatex.out.ipc_state);
1193         CHECK_EQUAL(ntcreatex.out.is_directory);
1194
1195         /* ntcreatex creates a new file handle */
1196         ADD_HANDLE(parm[0].ntcreatex.in.fname, ntcreatex.out.file.fnum);
1197
1198         return true;
1199 }
1200
1201 /*
1202   generate close operations
1203 */
1204 static bool handler_close(int instance)
1205 {
1206         union smb_close parm[NSERVERS];
1207         NTSTATUS status[NSERVERS];
1208
1209         parm[0].close.level = RAW_CLOSE_CLOSE;
1210         parm[0].close.in.file.fnum = gen_fnum_close(instance);
1211         parm[0].close.in.write_time = gen_timet();
1212
1213         GEN_COPY_PARM;
1214         GEN_SET_FNUM(close.in.file.fnum);
1215         GEN_CALL(smb_raw_close(tree, &parm[i]));
1216
1217         REMOVE_HANDLE(close.in.file.fnum);
1218
1219         return true;
1220 }
1221
1222 /*
1223   generate unlink operations
1224 */
1225 static bool handler_unlink(int instance)
1226 {
1227         union smb_unlink parm[NSERVERS];
1228         NTSTATUS status[NSERVERS];
1229
1230         parm[0].unlink.in.pattern = gen_pattern();
1231         parm[0].unlink.in.attrib = gen_attrib();
1232
1233         GEN_COPY_PARM;
1234         GEN_CALL(smb_raw_unlink(tree, &parm[i]));
1235
1236         return true;
1237 }
1238
1239 /*
1240   generate chkpath operations
1241 */
1242 static bool handler_chkpath(int instance)
1243 {
1244         union smb_chkpath parm[NSERVERS];
1245         NTSTATUS status[NSERVERS];
1246
1247         parm[0].chkpath.in.path = gen_fname_open(instance);
1248
1249         GEN_COPY_PARM;
1250         GEN_CALL(smb_raw_chkpath(tree, &parm[i]));
1251
1252         return true;
1253 }
1254
1255 /*
1256   generate mkdir operations
1257 */
1258 static bool handler_mkdir(int instance)
1259 {
1260         union smb_mkdir parm[NSERVERS];
1261         NTSTATUS status[NSERVERS];
1262
1263         parm[0].mkdir.level = RAW_MKDIR_MKDIR;
1264         parm[0].mkdir.in.path = gen_fname_open(instance);
1265
1266         GEN_COPY_PARM;
1267         GEN_CALL(smb_raw_mkdir(tree, &parm[i]));
1268
1269         return true;
1270 }
1271
1272 /*
1273   generate rmdir operations
1274 */
1275 static bool handler_rmdir(int instance)
1276 {
1277         struct smb_rmdir parm[NSERVERS];
1278         NTSTATUS status[NSERVERS];
1279
1280         parm[0].in.path = gen_fname_open(instance);
1281
1282         GEN_COPY_PARM;
1283         GEN_CALL(smb_raw_rmdir(tree, &parm[i]));
1284
1285         return true;
1286 }
1287
1288 /*
1289   generate rename operations
1290 */
1291 static bool handler_rename(int instance)
1292 {
1293         union smb_rename parm[NSERVERS];
1294         NTSTATUS status[NSERVERS];
1295
1296         parm[0].generic.level = RAW_RENAME_RENAME;
1297         parm[0].rename.in.pattern1 = gen_pattern();
1298         parm[0].rename.in.pattern2 = gen_pattern();
1299         parm[0].rename.in.attrib = gen_attrib();
1300
1301         GEN_COPY_PARM;
1302         GEN_CALL(smb_raw_rename(tree, &parm[i]));
1303
1304         return true;
1305 }
1306
1307 /*
1308   generate ntrename operations
1309 */
1310 static bool handler_ntrename(int instance)
1311 {
1312         union smb_rename parm[NSERVERS];
1313         NTSTATUS status[NSERVERS];
1314
1315         parm[0].generic.level = RAW_RENAME_NTRENAME;
1316         parm[0].ntrename.in.old_name = gen_fname();
1317         parm[0].ntrename.in.new_name = gen_fname();
1318         parm[0].ntrename.in.attrib = gen_attrib();
1319         parm[0].ntrename.in.cluster_size = gen_bits_mask2(0, 0xFFFFFFF);
1320         parm[0].ntrename.in.flags = gen_rename_flags();
1321
1322         GEN_COPY_PARM;
1323         GEN_CALL(smb_raw_rename(tree, &parm[i]));
1324
1325         return true;
1326 }
1327
1328
1329 /*
1330   generate seek operations
1331 */
1332 static bool handler_seek(int instance)
1333 {
1334         union smb_seek parm[NSERVERS];
1335         NTSTATUS status[NSERVERS];
1336
1337         parm[0].lseek.in.file.fnum = gen_fnum(instance);
1338         parm[0].lseek.in.mode = gen_bits_mask2(0x3, 0xFFFF);
1339         parm[0].lseek.in.offset = gen_offset();
1340
1341         GEN_COPY_PARM;
1342         GEN_SET_FNUM(lseek.in.file.fnum);
1343         GEN_CALL(smb_raw_seek(tree, &parm[i]));
1344
1345         CHECK_EQUAL(lseek.out.offset);
1346
1347         return true;
1348 }
1349
1350
1351 /*
1352   generate readx operations
1353 */
1354 static bool handler_readx(int instance)
1355 {
1356         union smb_read parm[NSERVERS];
1357         NTSTATUS status[NSERVERS];
1358
1359         parm[0].readx.level = RAW_READ_READX;
1360         parm[0].readx.in.file.fnum = gen_fnum(instance);
1361         parm[0].readx.in.offset = gen_offset();
1362         parm[0].readx.in.mincnt = gen_io_count();
1363         parm[0].readx.in.maxcnt = gen_io_count();
1364         parm[0].readx.in.remaining = gen_io_count();
1365         parm[0].readx.in.read_for_execute = gen_bool();
1366         parm[0].readx.out.data = talloc_array(current_op.mem_ctx, uint8_t,
1367                                              MAX(parm[0].readx.in.mincnt, parm[0].readx.in.maxcnt));
1368
1369         GEN_COPY_PARM;
1370         GEN_SET_FNUM(readx.in.file.fnum);
1371         GEN_CALL(smb_raw_read(tree, &parm[i]));
1372
1373         CHECK_EQUAL(readx.out.remaining);
1374         CHECK_EQUAL(readx.out.compaction_mode);
1375         CHECK_EQUAL(readx.out.nread);
1376
1377         return true;
1378 }
1379
1380 /*
1381   generate writex operations
1382 */
1383 static bool handler_writex(int instance)
1384 {
1385         union smb_write parm[NSERVERS];
1386         NTSTATUS status[NSERVERS];
1387
1388         parm[0].writex.level = RAW_WRITE_WRITEX;
1389         parm[0].writex.in.file.fnum = gen_fnum(instance);
1390         parm[0].writex.in.offset = gen_offset();
1391         parm[0].writex.in.wmode = gen_bits_mask(0xFFFF);
1392         parm[0].writex.in.remaining = gen_io_count();
1393         parm[0].writex.in.count = gen_io_count();
1394         parm[0].writex.in.data = talloc_zero_array(current_op.mem_ctx, uint8_t, parm[0].writex.in.count);
1395
1396         GEN_COPY_PARM;
1397         GEN_SET_FNUM(writex.in.file.fnum);
1398         GEN_CALL(smb_raw_write(tree, &parm[i]));
1399
1400         CHECK_EQUAL(writex.out.nwritten);
1401         CHECK_EQUAL(writex.out.remaining);
1402
1403         return true;
1404 }
1405
1406 /*
1407   generate lockingx operations
1408 */
1409 static bool handler_lockingx(int instance)
1410 {
1411         union smb_lock parm[NSERVERS];
1412         NTSTATUS status[NSERVERS];
1413         int n, nlocks;
1414
1415         parm[0].lockx.level = RAW_LOCK_LOCKX;
1416         parm[0].lockx.in.file.fnum = gen_fnum(instance);
1417         parm[0].lockx.in.mode = gen_lock_mode();
1418         parm[0].lockx.in.timeout = gen_timeout();
1419         do {
1420                 /* make sure we don't accidentially generate an oplock
1421                    break ack - otherwise the server can just block forever */
1422                 parm[0].lockx.in.ulock_cnt = gen_lock_count();
1423                 parm[0].lockx.in.lock_cnt = gen_lock_count();
1424                 nlocks = parm[0].lockx.in.ulock_cnt + parm[0].lockx.in.lock_cnt;
1425         } while (nlocks == 0);
1426
1427         if (nlocks > 0) {
1428                 parm[0].lockx.in.locks = talloc_array(current_op.mem_ctx,
1429                                                         struct smb_lock_entry,
1430                                                         nlocks);
1431                 for (n=0;n<nlocks;n++) {
1432                         parm[0].lockx.in.locks[n].pid = gen_pid();
1433                         parm[0].lockx.in.locks[n].offset = gen_offset();
1434                         parm[0].lockx.in.locks[n].count = gen_io_count();
1435                 }
1436         }
1437
1438         GEN_COPY_PARM;
1439         GEN_SET_FNUM(lockx.in.file.fnum);
1440         GEN_CALL(smb_raw_lock(tree, &parm[i]));
1441
1442         return true;
1443 }
1444
1445 /*
1446   generate a fileinfo query structure
1447 */
1448 static void gen_fileinfo(int instance, union smb_fileinfo *info)
1449 {
1450         int i;
1451         #define LVL(v) {RAW_FILEINFO_ ## v, "RAW_FILEINFO_" #v}
1452         struct {
1453                 enum smb_fileinfo_level level;
1454                 const char *name;
1455         }  levels[] = {
1456                 LVL(GETATTR), LVL(GETATTRE), LVL(STANDARD),
1457                 LVL(EA_SIZE), LVL(ALL_EAS), LVL(IS_NAME_VALID),
1458                 LVL(BASIC_INFO), LVL(STANDARD_INFO), LVL(EA_INFO),
1459                 LVL(NAME_INFO), LVL(ALL_INFO), LVL(ALT_NAME_INFO),
1460                 LVL(STREAM_INFO), LVL(COMPRESSION_INFO), LVL(BASIC_INFORMATION),
1461                 LVL(STANDARD_INFORMATION), LVL(INTERNAL_INFORMATION), LVL(EA_INFORMATION),
1462                 LVL(ACCESS_INFORMATION), LVL(NAME_INFORMATION), LVL(POSITION_INFORMATION),
1463                 LVL(MODE_INFORMATION), LVL(ALIGNMENT_INFORMATION), LVL(ALL_INFORMATION),
1464                 LVL(ALT_NAME_INFORMATION), LVL(STREAM_INFORMATION), LVL(COMPRESSION_INFORMATION),
1465                 LVL(NETWORK_OPEN_INFORMATION), LVL(ATTRIBUTE_TAG_INFORMATION)
1466         };
1467         do {
1468                 i = gen_int_range(0, ARRAY_SIZE(levels)-1);
1469         } while (ignore_pattern(levels[i].name));
1470
1471         info->generic.level = levels[i].level;
1472 }
1473
1474 /*
1475   compare returned fileinfo structures
1476 */
1477 static bool cmp_fileinfo(int instance,
1478                          union smb_fileinfo parm[NSERVERS],
1479                          NTSTATUS status[NSERVERS])
1480 {
1481         int i;
1482
1483         switch (parm[0].generic.level) {
1484         case RAW_FILEINFO_GENERIC:
1485                 return false;
1486
1487         case RAW_FILEINFO_GETATTR:
1488                 CHECK_EQUAL(getattr.out.attrib);
1489                 CHECK_EQUAL(getattr.out.size);
1490                 CHECK_TIMES_EQUAL(getattr.out.write_time);
1491                 break;
1492
1493         case RAW_FILEINFO_GETATTRE:
1494                 CHECK_TIMES_EQUAL(getattre.out.create_time);
1495                 CHECK_TIMES_EQUAL(getattre.out.access_time);
1496                 CHECK_TIMES_EQUAL(getattre.out.write_time);
1497                 CHECK_EQUAL(getattre.out.size);
1498                 CHECK_EQUAL(getattre.out.alloc_size);
1499                 CHECK_EQUAL(getattre.out.attrib);
1500                 break;
1501
1502         case RAW_FILEINFO_STANDARD:
1503                 CHECK_TIMES_EQUAL(standard.out.create_time);
1504                 CHECK_TIMES_EQUAL(standard.out.access_time);
1505                 CHECK_TIMES_EQUAL(standard.out.write_time);
1506                 CHECK_EQUAL(standard.out.size);
1507                 CHECK_EQUAL(standard.out.alloc_size);
1508                 CHECK_EQUAL(standard.out.attrib);
1509                 break;
1510
1511         case RAW_FILEINFO_EA_SIZE:
1512                 CHECK_TIMES_EQUAL(ea_size.out.create_time);
1513                 CHECK_TIMES_EQUAL(ea_size.out.access_time);
1514                 CHECK_TIMES_EQUAL(ea_size.out.write_time);
1515                 CHECK_EQUAL(ea_size.out.size);
1516                 CHECK_EQUAL(ea_size.out.alloc_size);
1517                 CHECK_EQUAL(ea_size.out.attrib);
1518                 CHECK_EQUAL(ea_size.out.ea_size);
1519                 break;
1520
1521         case RAW_FILEINFO_ALL_EAS:
1522                 CHECK_EQUAL(all_eas.out.num_eas);
1523                 for (i=0;i<parm[0].all_eas.out.num_eas;i++) {
1524                         CHECK_EQUAL(all_eas.out.eas[i].flags);
1525                         CHECK_WSTR_EQUAL(all_eas.out.eas[i].name);
1526                         CHECK_BLOB_EQUAL(all_eas.out.eas[i].value);
1527                 }
1528                 break;
1529
1530         case RAW_FILEINFO_IS_NAME_VALID:
1531                 break;
1532
1533         case RAW_FILEINFO_BASIC_INFO:
1534         case RAW_FILEINFO_BASIC_INFORMATION:
1535                 CHECK_NTTIMES_EQUAL(basic_info.out.create_time);
1536                 CHECK_NTTIMES_EQUAL(basic_info.out.access_time);
1537                 CHECK_NTTIMES_EQUAL(basic_info.out.write_time);
1538                 CHECK_NTTIMES_EQUAL(basic_info.out.change_time);
1539                 CHECK_EQUAL(basic_info.out.attrib);
1540                 break;
1541
1542         case RAW_FILEINFO_STANDARD_INFO:
1543         case RAW_FILEINFO_STANDARD_INFORMATION:
1544                 CHECK_EQUAL(standard_info.out.alloc_size);
1545                 CHECK_EQUAL(standard_info.out.size);
1546                 CHECK_EQUAL(standard_info.out.nlink);
1547                 CHECK_EQUAL(standard_info.out.delete_pending);
1548                 CHECK_EQUAL(standard_info.out.directory);
1549                 break;
1550
1551         case RAW_FILEINFO_EA_INFO:
1552         case RAW_FILEINFO_EA_INFORMATION:
1553                 CHECK_EQUAL(ea_info.out.ea_size);
1554                 break;
1555
1556         case RAW_FILEINFO_NAME_INFO:
1557         case RAW_FILEINFO_NAME_INFORMATION:
1558                 CHECK_WSTR_EQUAL(name_info.out.fname);
1559                 break;
1560
1561         case RAW_FILEINFO_ALL_INFO:
1562         case RAW_FILEINFO_ALL_INFORMATION:
1563                 CHECK_NTTIMES_EQUAL(all_info.out.create_time);
1564                 CHECK_NTTIMES_EQUAL(all_info.out.access_time);
1565                 CHECK_NTTIMES_EQUAL(all_info.out.write_time);
1566                 CHECK_NTTIMES_EQUAL(all_info.out.change_time);
1567                 CHECK_EQUAL(all_info.out.attrib);
1568                 CHECK_EQUAL(all_info.out.alloc_size);
1569                 CHECK_EQUAL(all_info.out.size);
1570                 CHECK_EQUAL(all_info.out.nlink);
1571                 CHECK_EQUAL(all_info.out.delete_pending);
1572                 CHECK_EQUAL(all_info.out.directory);
1573                 CHECK_EQUAL(all_info.out.ea_size);
1574                 CHECK_WSTR_EQUAL(all_info.out.fname);
1575                 break;
1576
1577         case RAW_FILEINFO_ALT_NAME_INFO:
1578         case RAW_FILEINFO_ALT_NAME_INFORMATION:
1579                 CHECK_WSTR_EQUAL(alt_name_info.out.fname);
1580                 break;
1581
1582         case RAW_FILEINFO_STREAM_INFO:
1583         case RAW_FILEINFO_STREAM_INFORMATION:
1584                 CHECK_EQUAL(stream_info.out.num_streams);
1585                 for (i=0;i<parm[0].stream_info.out.num_streams;i++) {
1586                         CHECK_EQUAL(stream_info.out.streams[i].size);
1587                         CHECK_EQUAL(stream_info.out.streams[i].alloc_size);
1588                         CHECK_WSTR_EQUAL(stream_info.out.streams[i].stream_name);
1589                 }
1590                 break;
1591
1592         case RAW_FILEINFO_COMPRESSION_INFO:
1593         case RAW_FILEINFO_COMPRESSION_INFORMATION:
1594                 CHECK_EQUAL(compression_info.out.compressed_size);
1595                 CHECK_EQUAL(compression_info.out.format);
1596                 CHECK_EQUAL(compression_info.out.unit_shift);
1597                 CHECK_EQUAL(compression_info.out.chunk_shift);
1598                 CHECK_EQUAL(compression_info.out.cluster_shift);
1599                 break;
1600
1601         case RAW_FILEINFO_INTERNAL_INFORMATION:
1602                 CHECK_EQUAL(internal_information.out.file_id);
1603                 break;
1604
1605         case RAW_FILEINFO_ACCESS_INFORMATION:
1606                 CHECK_EQUAL(access_information.out.access_flags);
1607                 break;
1608
1609         case RAW_FILEINFO_POSITION_INFORMATION:
1610                 CHECK_EQUAL(position_information.out.position);
1611                 break;
1612
1613         case RAW_FILEINFO_MODE_INFORMATION:
1614                 CHECK_EQUAL(mode_information.out.mode);
1615                 break;
1616
1617         case RAW_FILEINFO_ALIGNMENT_INFORMATION:
1618                 CHECK_EQUAL(alignment_information.out.alignment_requirement);
1619                 break;
1620
1621         case RAW_FILEINFO_NETWORK_OPEN_INFORMATION:
1622                 CHECK_NTTIMES_EQUAL(network_open_information.out.create_time);
1623                 CHECK_NTTIMES_EQUAL(network_open_information.out.access_time);
1624                 CHECK_NTTIMES_EQUAL(network_open_information.out.write_time);
1625                 CHECK_NTTIMES_EQUAL(network_open_information.out.change_time);
1626                 CHECK_EQUAL(network_open_information.out.alloc_size);
1627                 CHECK_EQUAL(network_open_information.out.size);
1628                 CHECK_EQUAL(network_open_information.out.attrib);
1629                 break;
1630
1631         case RAW_FILEINFO_ATTRIBUTE_TAG_INFORMATION:
1632                 CHECK_EQUAL(attribute_tag_information.out.attrib);
1633                 CHECK_EQUAL(attribute_tag_information.out.reparse_tag);
1634                 break;
1635
1636                 /* Unhandled levels */
1637
1638         case RAW_FILEINFO_SEC_DESC:
1639         case RAW_FILEINFO_EA_LIST:
1640         case RAW_FILEINFO_UNIX_BASIC:
1641         case RAW_FILEINFO_UNIX_LINK:
1642         case RAW_FILEINFO_SMB2_ALL_EAS:
1643         case RAW_FILEINFO_SMB2_ALL_INFORMATION:
1644         case RAW_FILEINFO_UNIX_INFO2:
1645                 break;
1646         }
1647
1648         return true;
1649 }
1650
1651 /*
1652   generate qpathinfo operations
1653 */
1654 static bool handler_qpathinfo(int instance)
1655 {
1656         union smb_fileinfo parm[NSERVERS];
1657         NTSTATUS status[NSERVERS];
1658
1659         parm[0].generic.in.file.path = gen_fname_open(instance);
1660
1661         gen_fileinfo(instance, &parm[0]);
1662
1663         GEN_COPY_PARM;
1664         GEN_CALL(smb_raw_pathinfo(tree, current_op.mem_ctx, &parm[i]));
1665
1666         return cmp_fileinfo(instance, parm, status);
1667 }
1668
1669 /*
1670   generate qfileinfo operations
1671 */
1672 static bool handler_qfileinfo(int instance)
1673 {
1674         union smb_fileinfo parm[NSERVERS];
1675         NTSTATUS status[NSERVERS];
1676
1677         parm[0].generic.in.file.fnum = gen_fnum(instance);
1678
1679         gen_fileinfo(instance, &parm[0]);
1680
1681         GEN_COPY_PARM;
1682         GEN_SET_FNUM(generic.in.file.fnum);
1683         GEN_CALL(smb_raw_fileinfo(tree, current_op.mem_ctx, &parm[i]));
1684
1685         return cmp_fileinfo(instance, parm, status);
1686 }
1687
1688
1689 /*
1690   generate a fileinfo query structure
1691 */
1692 static void gen_setfileinfo(int instance, union smb_setfileinfo *info)
1693 {
1694         int i;
1695         #undef LVL
1696         #define LVL(v) {RAW_SFILEINFO_ ## v, "RAW_SFILEINFO_" #v}
1697         struct {
1698                 enum smb_setfileinfo_level level;
1699                 const char *name;
1700         }  levels[] = {
1701 #if 0
1702                 /* disabled until win2003 can handle them ... */
1703                 LVL(EA_SET), LVL(BASIC_INFO), LVL(DISPOSITION_INFO),
1704                 LVL(STANDARD), LVL(ALLOCATION_INFO), LVL(END_OF_FILE_INFO),
1705 #endif
1706                 LVL(SETATTR), LVL(SETATTRE), LVL(BASIC_INFORMATION),
1707                 LVL(RENAME_INFORMATION), LVL(DISPOSITION_INFORMATION),
1708                 LVL(POSITION_INFORMATION), LVL(MODE_INFORMATION),
1709                 LVL(ALLOCATION_INFORMATION), LVL(END_OF_FILE_INFORMATION),
1710                 LVL(1023), LVL(1025), LVL(1029), LVL(1032), LVL(1039), LVL(1040)
1711         };
1712         do {
1713                 i = gen_int_range(0, ARRAY_SIZE(levels)-1);
1714         } while (ignore_pattern(levels[i].name));
1715
1716         info->generic.level = levels[i].level;
1717
1718         switch (info->generic.level) {
1719         case RAW_SFILEINFO_SETATTR:
1720                 info->setattr.in.attrib = gen_attrib();
1721                 info->setattr.in.write_time = gen_timet();
1722                 break;
1723         case RAW_SFILEINFO_SETATTRE:
1724                 info->setattre.in.create_time = gen_timet();
1725                 info->setattre.in.access_time = gen_timet();
1726                 info->setattre.in.write_time = gen_timet();
1727                 break;
1728         case RAW_SFILEINFO_STANDARD:
1729                 info->standard.in.create_time = gen_timet();
1730                 info->standard.in.access_time = gen_timet();
1731                 info->standard.in.write_time = gen_timet();
1732                 break;
1733         case RAW_SFILEINFO_EA_SET: {
1734                 static struct ea_struct ea;
1735                 info->ea_set.in.num_eas = 1;
1736                 info->ea_set.in.eas = &ea;
1737                 info->ea_set.in.eas[0] = gen_ea_struct();
1738         }
1739                 break;
1740         case RAW_SFILEINFO_BASIC_INFO:
1741         case RAW_SFILEINFO_BASIC_INFORMATION:
1742                 info->basic_info.in.create_time = gen_nttime();
1743                 info->basic_info.in.access_time = gen_nttime();
1744                 info->basic_info.in.write_time = gen_nttime();
1745                 info->basic_info.in.change_time = gen_nttime();
1746                 info->basic_info.in.attrib = gen_attrib();
1747                 break;
1748         case RAW_SFILEINFO_DISPOSITION_INFO:
1749         case RAW_SFILEINFO_DISPOSITION_INFORMATION:
1750                 info->disposition_info.in.delete_on_close = gen_bool();
1751                 break;
1752         case RAW_SFILEINFO_ALLOCATION_INFO:
1753         case RAW_SFILEINFO_ALLOCATION_INFORMATION:
1754                 info->allocation_info.in.alloc_size = gen_alloc_size();
1755                 break;
1756         case RAW_SFILEINFO_END_OF_FILE_INFO:
1757         case RAW_SFILEINFO_END_OF_FILE_INFORMATION:
1758                 info->end_of_file_info.in.size = gen_offset();
1759                 break;
1760         case RAW_SFILEINFO_RENAME_INFORMATION:
1761         case RAW_SFILEINFO_RENAME_INFORMATION_SMB2:
1762                 info->rename_information.in.overwrite = gen_bool();
1763                 info->rename_information.in.root_fid = gen_root_fid(instance);
1764                 info->rename_information.in.new_name = gen_fname_open(instance);
1765                 break;
1766         case RAW_SFILEINFO_POSITION_INFORMATION:
1767                 info->position_information.in.position = gen_offset();
1768                 break;
1769         case RAW_SFILEINFO_MODE_INFORMATION:
1770                 info->mode_information.in.mode = gen_bits_mask(0xFFFFFFFF);
1771                 break;
1772         case RAW_SFILEINFO_GENERIC:
1773         case RAW_SFILEINFO_SEC_DESC:
1774         case RAW_SFILEINFO_UNIX_BASIC:
1775         case RAW_SFILEINFO_UNIX_LINK:
1776         case RAW_SFILEINFO_UNIX_HLINK:
1777         case RAW_SFILEINFO_1023:
1778         case RAW_SFILEINFO_1025:
1779         case RAW_SFILEINFO_1029:
1780         case RAW_SFILEINFO_1032:
1781         case RAW_SFILEINFO_1039:
1782         case RAW_SFILEINFO_1040:
1783         case RAW_SFILEINFO_UNIX_INFO2:
1784                 /* Untested */
1785                 break;
1786         }
1787 }
1788
1789 /*
1790   generate setpathinfo operations
1791 */
1792 static bool handler_spathinfo(int instance)
1793 {
1794         union smb_setfileinfo parm[NSERVERS];
1795         NTSTATUS status[NSERVERS];
1796
1797         parm[0].generic.in.file.path = gen_fname_open(instance);
1798
1799         gen_setfileinfo(instance, &parm[0]);
1800
1801         GEN_COPY_PARM;
1802
1803         /* a special case for the fid in a RENAME */
1804         if (parm[0].generic.level == RAW_SFILEINFO_RENAME_INFORMATION &&
1805             parm[0].rename_information.in.root_fid != 0) {
1806                 GEN_SET_FNUM(rename_information.in.root_fid);
1807         }
1808
1809         GEN_CALL(smb_raw_setpathinfo(tree, &parm[i]));
1810
1811         return true;
1812 }
1813
1814
1815 /*
1816   generate setfileinfo operations
1817 */
1818 static bool handler_sfileinfo(int instance)
1819 {
1820         union smb_setfileinfo parm[NSERVERS];
1821         NTSTATUS status[NSERVERS];
1822
1823         parm[0].generic.in.file.fnum = gen_fnum(instance);
1824
1825         gen_setfileinfo(instance, &parm[0]);
1826
1827         GEN_COPY_PARM;
1828         GEN_SET_FNUM(generic.in.file.fnum);
1829         GEN_CALL(smb_raw_setfileinfo(tree, &parm[i]));
1830
1831         return true;
1832 }
1833
1834
1835 /*
1836   generate change notify operations
1837 */
1838 static bool handler_notify(int instance)
1839 {
1840         union smb_notify parm[NSERVERS];
1841         int n;
1842
1843         ZERO_STRUCT(parm[0]);
1844         parm[0].nttrans.level                   = RAW_NOTIFY_NTTRANS;
1845         parm[0].nttrans.in.buffer_size          = gen_io_count();
1846         parm[0].nttrans.in.completion_filter    = gen_bits_mask(0xFF);
1847         parm[0].nttrans.in.file.fnum            = gen_fnum(instance);
1848         parm[0].nttrans.in.recursive            = gen_bool();
1849
1850         GEN_COPY_PARM;
1851         GEN_SET_FNUM(nttrans.in.file.fnum);
1852
1853         for (n=0;n<NSERVERS;n++) {
1854                 struct smbcli_request *req;
1855                 req = smb_raw_changenotify_send(servers[n].cli[instance]->tree, &parm[n]);
1856                 req->async.fn = async_notify;
1857         }
1858
1859         return true;
1860 }
1861
1862 /*
1863   wipe any relevant files
1864 */
1865 static void wipe_files(void)
1866 {
1867         int i;
1868         for (i=0;i<NSERVERS;i++) {
1869                 int n = smbcli_deltree(servers[i].cli[0]->tree, "\\gentest");
1870                 if (n == -1) {
1871                         printf("Failed to wipe tree on server %d\n", i);
1872                         exit(1);
1873                 }
1874                 if (NT_STATUS_IS_ERR(smbcli_mkdir(servers[i].cli[0]->tree, "\\gentest"))) {
1875                         printf("Failed to create \\gentest - %s\n",
1876                                smbcli_errstr(servers[i].cli[0]->tree));
1877                         exit(1);
1878                 }
1879                 if (n > 0) {
1880                         printf("Deleted %d files on server %d\n", n, i);
1881                 }
1882         }
1883 }
1884
1885 /*
1886   dump the current seeds - useful for continuing a backtrack
1887 */
1888 static void dump_seeds(void)
1889 {
1890         int i;
1891         FILE *f;
1892
1893         if (!options.seeds_file) {
1894                 return;
1895         }
1896         f = fopen("seeds.tmp", "w");
1897         if (!f) return;
1898
1899         for (i=0;i<options.numops;i++) {
1900                 fprintf(f, "%u\n", op_parms[i].seed);
1901         }
1902         fclose(f);
1903         rename("seeds.tmp", options.seeds_file);
1904 }
1905
1906
1907
1908 /*
1909   the list of top-level operations that we will generate
1910 */
1911 static struct {
1912         const char *name;
1913         bool (*handler)(int instance);
1914         int count, success_count;
1915 } gen_ops[] = {
1916         {"OPEN",       handler_open},
1917         {"OPENX",      handler_openx},
1918         {"NTCREATEX",  handler_ntcreatex},
1919         {"CLOSE",      handler_close},
1920         {"UNLINK",     handler_unlink},
1921         {"MKDIR",      handler_mkdir},
1922         {"RMDIR",      handler_rmdir},
1923         {"RENAME",     handler_rename},
1924         {"NTRENAME",   handler_ntrename},
1925         {"READX",      handler_readx},
1926         {"WRITEX",     handler_writex},
1927         {"CHKPATH",    handler_chkpath},
1928         {"LOCKINGX",   handler_lockingx},
1929         {"QPATHINFO",  handler_qpathinfo},
1930         {"QFILEINFO",  handler_qfileinfo},
1931         {"SPATHINFO",  handler_spathinfo},
1932         {"SFILEINFO",  handler_sfileinfo},
1933         {"NOTIFY",     handler_notify},
1934         {"SEEK",       handler_seek},
1935 };
1936
1937
1938 /*
1939   run the test with the current set of op_parms parameters
1940   return the number of operations that completed successfully
1941 */
1942 static int run_test(struct event_context *ev, struct loadparm_context *lp_ctx)
1943 {
1944         int op, i;
1945
1946         if (!connect_servers(ev, lp_ctx)) {
1947                 printf("Failed to connect to servers\n");
1948                 exit(1);
1949         }
1950
1951         dump_seeds();
1952
1953         /* wipe any leftover files from old runs */
1954         wipe_files();
1955
1956         /* reset the open handles array */
1957         memset(open_handles, 0, options.max_open_handles * sizeof(open_handles[0]));
1958         num_open_handles = 0;
1959
1960         for (i=0;i<ARRAY_SIZE(gen_ops);i++) {
1961                 gen_ops[i].count = 0;
1962                 gen_ops[i].success_count = 0;
1963         }
1964
1965         for (op=0; op<options.numops; op++) {
1966                 int instance, which_op;
1967                 bool ret;
1968
1969                 if (op_parms[op].disabled) continue;
1970
1971                 srandom(op_parms[op].seed);
1972
1973                 instance = gen_int_range(0, NINSTANCES-1);
1974
1975                 /* generate a non-ignored operation */
1976                 do {
1977                         which_op = gen_int_range(0, ARRAY_SIZE(gen_ops)-1);
1978                 } while (ignore_pattern(gen_ops[which_op].name));
1979
1980                 DEBUG(3,("Generating op %s on instance %d\n",
1981                          gen_ops[which_op].name, instance));
1982
1983                 current_op.seed = op_parms[op].seed;
1984                 current_op.opnum = op;
1985                 current_op.name = gen_ops[which_op].name;
1986                 current_op.status = NT_STATUS_OK;
1987                 current_op.mem_ctx = talloc_named(NULL, 0, "%s", current_op.name);
1988
1989                 ret = gen_ops[which_op].handler(instance);
1990
1991                 talloc_free(current_op.mem_ctx);
1992
1993                 gen_ops[which_op].count++;
1994                 if (NT_STATUS_IS_OK(current_op.status)) {
1995                         gen_ops[which_op].success_count++;
1996                 }
1997
1998                 if (!ret) {
1999                         printf("Failed at operation %d - %s\n",
2000                                op, gen_ops[which_op].name);
2001                         return op;
2002                 }
2003
2004                 if (op % 100 == 0) {
2005                         printf("%d\n", op);
2006                 }
2007         }
2008
2009         for (i=0;i<ARRAY_SIZE(gen_ops);i++) {
2010                 printf("Op %-10s got %d/%d success\n",
2011                        gen_ops[i].name,
2012                        gen_ops[i].success_count,
2013                        gen_ops[i].count);
2014         }
2015
2016         return op;
2017 }
2018
2019 /*
2020    perform a backtracking analysis of the minimal set of operations
2021    to generate an error
2022 */
2023 static void backtrack_analyze(struct event_context *ev,
2024                               struct loadparm_context *lp_ctx)
2025 {
2026         int chunk, ret;
2027
2028         chunk = options.numops / 2;
2029
2030         do {
2031                 int base;
2032                 for (base=0;
2033                      chunk > 0 && base+chunk < options.numops && options.numops > 1; ) {
2034                         int i, max;
2035
2036                         chunk = MIN(chunk, options.numops / 2);
2037
2038                         /* mark this range as disabled */
2039                         max = MIN(options.numops, base+chunk);
2040                         for (i=base;i<max; i++) {
2041                                 op_parms[i].disabled = true;
2042                         }
2043                         printf("Testing %d ops with %d-%d disabled\n",
2044                                options.numops, base, max-1);
2045                         ret = run_test(ev, lp_ctx);
2046                         printf("Completed %d of %d ops\n", ret, options.numops);
2047                         for (i=base;i<max; i++) {
2048                                 op_parms[i].disabled = false;
2049                         }
2050                         if (ret == options.numops) {
2051                                 /* this chunk is needed */
2052                                 base += chunk;
2053                         } else if (ret < base) {
2054                                 printf("damn - inconsistent errors! found early error\n");
2055                                 options.numops = ret+1;
2056                                 base = 0;
2057                         } else {
2058                                 /* it failed - this chunk isn't needed for a failure */
2059                                 memmove(&op_parms[base], &op_parms[max],
2060                                         sizeof(op_parms[0]) * (options.numops - max));
2061                                 options.numops = (ret+1) - (max - base);
2062                         }
2063                 }
2064
2065                 if (chunk == 2) {
2066                         chunk = 1;
2067                 } else {
2068                         chunk *= 0.4;
2069                 }
2070
2071                 if (options.analyze_continuous && chunk == 0 && options.numops != 1) {
2072                         chunk = 1;
2073                 }
2074         } while (chunk > 0);
2075
2076         printf("Reduced to %d ops\n", options.numops);
2077         ret = run_test(ev, lp_ctx);
2078         if (ret != options.numops - 1) {
2079                 printf("Inconsistent result? ret=%d numops=%d\n", ret, options.numops);
2080         }
2081 }
2082
2083 /*
2084    start the main gentest process
2085 */
2086 static bool start_gentest(struct event_context *ev,
2087                           struct loadparm_context *lp_ctx)
2088 {
2089         int op;
2090         int ret;
2091
2092         /* allocate the open_handles array */
2093         open_handles = calloc(options.max_open_handles, sizeof(open_handles[0]));
2094
2095         srandom(options.seed);
2096         op_parms = calloc(options.numops, sizeof(op_parms[0]));
2097
2098         /* generate the seeds - after this everything is deterministic */
2099         if (options.use_preset_seeds) {
2100                 int numops;
2101                 char **preset = file_lines_load(options.seeds_file, &numops, NULL);
2102                 if (!preset) {
2103                         printf("Failed to load %s - %s\n", options.seeds_file, strerror(errno));
2104                         exit(1);
2105                 }
2106                 if (numops < options.numops) {
2107                         options.numops = numops;
2108                 }
2109                 for (op=0;op<options.numops;op++) {
2110                         if (!preset[op]) {
2111                                 printf("Not enough seeds in %s\n", options.seeds_file);
2112                                 exit(1);
2113                         }
2114                         op_parms[op].seed = atoi(preset[op]);
2115                 }
2116                 printf("Loaded %d seeds from %s\n", options.numops, options.seeds_file);
2117         } else {
2118                 for (op=0; op<options.numops; op++) {
2119                         op_parms[op].seed = random();
2120                 }
2121         }
2122
2123         ret = run_test(ev, lp_ctx);
2124
2125         if (ret != options.numops && options.analyze) {
2126                 options.numops = ret+1;
2127                 backtrack_analyze(ev, lp_ctx);
2128         } else if (options.analyze_always) {
2129                 backtrack_analyze(ev, lp_ctx);
2130         } else if (options.analyze_continuous) {
2131                 while (run_test(ev, lp_ctx) == options.numops) ;
2132         }
2133
2134         return ret == options.numops;
2135 }
2136
2137
2138 static void usage(poptContext pc)
2139 {
2140         printf(
2141 "Usage:\n\
2142   gentest //server1/share1 //server2/share2 [options..]\n\
2143 ");
2144         poptPrintUsage(pc, stdout, 0);
2145 }
2146
2147 /**
2148   split a UNC name into server and share names
2149 */
2150 static bool split_unc_name(const char *unc, char **server, char **share)
2151 {
2152         char *p = strdup(unc);
2153         if (!p) return false;
2154         all_string_sub(p, "\\", "/", 0);
2155         if (strncmp(p, "//", 2) != 0) return false;
2156
2157         (*server) = p+2;
2158         p = strchr(*server, '/');
2159         if (!p) return false;
2160
2161         *p = 0;
2162         (*share) = p+1;
2163
2164         return true;
2165 }
2166
2167
2168
2169 /****************************************************************************
2170   main program
2171 ****************************************************************************/
2172  int main(int argc, char *argv[])
2173 {
2174         int opt;
2175         int i, username_count=0;
2176         bool ret;
2177         char *ignore_file=NULL;
2178         struct event_context *ev;
2179         struct loadparm_context *lp_ctx;
2180         poptContext pc;
2181         int argc_new;
2182         char **argv_new;
2183         enum {OPT_UNCLIST=1000};
2184         struct poptOption long_options[] = {
2185                 POPT_AUTOHELP
2186                 {"seed",          0, POPT_ARG_INT,  &options.seed,      0,      "Seed to use for randomizer",   NULL},
2187                 {"num-ops",       0, POPT_ARG_INT,  &options.numops,    0,      "num ops",      NULL},
2188                 {"oplocks",       0, POPT_ARG_NONE, &options.use_oplocks,0,      "use oplocks", NULL},
2189                 {"showall",       0, POPT_ARG_NONE, &options.showall,    0,      "display all operations", NULL},
2190                 {"analyse",       0, POPT_ARG_NONE, &options.analyze,    0,      "do backtrack analysis", NULL},
2191                 {"analysealways", 0, POPT_ARG_NONE, &options.analyze_always,    0,      "analysis always", NULL},
2192                 {"analysecontinuous", 0, POPT_ARG_NONE, &options.analyze_continuous,    0,      "analysis continuous", NULL},
2193                 {"ignore",        0, POPT_ARG_STRING, &ignore_file,    0,      "ignore from file", NULL},
2194                 {"preset",        0, POPT_ARG_NONE, &options.use_preset_seeds,    0,      "use preset seeds", NULL},
2195                 {"fast",          0, POPT_ARG_NONE, &options.fast_reconnect,    0,      "use fast reconnect", NULL},
2196                 {"unclist",       0, POPT_ARG_STRING,   NULL,   OPT_UNCLIST,    "unclist",      NULL},
2197                 {"seedsfile",     0, POPT_ARG_STRING,  &options.seeds_file, 0,  "seed file",    NULL},
2198                 { "user", 'U',       POPT_ARG_STRING, NULL, 'U', "Set the network username", "[DOMAIN/]USERNAME[%PASSWORD]" },
2199                 POPT_COMMON_SAMBA
2200                 POPT_COMMON_CONNECTION
2201                 POPT_COMMON_CREDENTIALS
2202                 POPT_COMMON_VERSION
2203                 { NULL }
2204         };
2205
2206         setlinebuf(stdout);
2207         options.seed = time(NULL);
2208         options.numops = 1000;
2209         options.max_open_handles = 20;
2210         options.seeds_file = "gentest_seeds.dat";
2211
2212         pc = poptGetContext("gentest", argc, (const char **) argv, long_options,
2213                             POPT_CONTEXT_KEEP_FIRST);
2214
2215         poptSetOtherOptionHelp(pc, "<unc1> <unc2>");
2216
2217         lp_ctx = cmdline_lp_ctx;
2218         servers[0].credentials = cli_credentials_init(talloc_autofree_context());
2219         servers[1].credentials = cli_credentials_init(talloc_autofree_context());
2220         cli_credentials_guess(servers[0].credentials, lp_ctx);
2221         cli_credentials_guess(servers[1].credentials, lp_ctx);
2222
2223         while((opt = poptGetNextOpt(pc)) != -1) {
2224                 switch (opt) {
2225                 case OPT_UNCLIST:
2226                         lp_set_cmdline(cmdline_lp_ctx, "torture:unclist", poptGetOptArg(pc));
2227                         break;
2228                 case 'U':
2229                         if (username_count == 2) {
2230                                 usage(pc);
2231                                 exit(1);
2232                         }
2233                         cli_credentials_parse_string(servers[username_count].credentials, poptGetOptArg(pc), CRED_SPECIFIED);
2234                         username_count++;
2235                         break;
2236                 }
2237         }
2238
2239         if (ignore_file) {
2240                 options.ignore_patterns = file_lines_load(ignore_file, NULL, NULL);
2241         }
2242
2243         argv_new = discard_const_p(char *, poptGetArgs(pc));
2244         argc_new = argc;
2245         for (i=0; i<argc; i++) {
2246                 if (argv_new[i] == NULL) {
2247                         argc_new = i;
2248                         break;
2249                 }
2250         }
2251
2252         if (!(argc_new >= 3)) {
2253                 usage(pc);
2254                 exit(1);
2255         }
2256
2257         setlinebuf(stdout);
2258
2259         setup_logging("gentest", DEBUG_STDOUT);
2260
2261         if (argc < 3 || argv[1][0] == '-') {
2262                 usage(pc);
2263                 exit(1);
2264         }
2265
2266         setup_logging(argv[0], DEBUG_STDOUT);
2267
2268         for (i=0;i<NSERVERS;i++) {
2269                 const char *share = argv[1+i];
2270                 if (!split_unc_name(share, &servers[i].server_name, &servers[i].share_name)) {
2271                         printf("Invalid share name '%s'\n", share);
2272                         return -1;
2273                 }
2274         }
2275
2276         if (username_count == 0) {
2277                 usage(pc);
2278                 return -1;
2279         }
2280         if (username_count == 1) {
2281                 servers[1].credentials = servers[0].credentials;
2282         }
2283
2284         printf("seed=%u\n", options.seed);
2285
2286         ev = event_context_init(talloc_autofree_context());
2287
2288         gensec_init(lp_ctx);
2289
2290         ret = start_gentest(ev, lp_ctx);
2291
2292         if (ret) {
2293                 printf("gentest completed - no errors\n");
2294         } else {
2295                 printf("gentest failed\n");
2296         }
2297
2298         return ret?0:-1;
2299 }