source3/utils/smbcacls.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    ACL get/set utility
   4
   5    Copyright (C) Andrew Tridgell 2000
   6    Copyright (C) Tim Potter      2000
   7    Copyright (C) Jeremy Allison  2000
   8    Copyright (C) Jelmer Vernooij 2003
   9
  10    This program is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 2 of the License, or
  13    (at your option) any later version.
  14
  15    This program is distributed in the hope that it will be useful,
  16    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18    GNU General Public License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this program; if not, write to the Free Software
  22    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  23 */
  24
  25 #include "includes.h"
  26
  27 static pstring owner_username;
  28 static fstring server;
  29 static int test_args = False;
  30 static TALLOC_CTX *ctx;
  31
  32 #define CREATE_ACCESS_READ READ_CONTROL_ACCESS
  33
  34 /* numeric is set when the user wants numeric SIDs and ACEs rather
  35    than going via LSA calls to resolve them */
  36 static BOOL numeric = False;
  37
  38 enum acl_mode {SMB_ACL_SET, SMB_ACL_DELETE, SMB_ACL_MODIFY, SMB_ACL_ADD };
  39 enum chown_mode {REQUEST_NONE, REQUEST_CHOWN, REQUEST_CHGRP};
  40 enum exit_values {EXIT_OK, EXIT_FAILED, EXIT_PARSE_ERROR};
  41
  42 struct perm_value {
  43         const char *perm;
  44         uint32 mask;
  45 };
  46
  47 /* These values discovered by inspection */
  48
  49 static const struct perm_value special_values[] = {
  50         { "R", 0x00120089 },
  51         { "W", 0x00120116 },
  52         { "X", 0x001200a0 },
  53         { "D", 0x00010000 },
  54         { "P", 0x00040000 },
  55         { "O", 0x00080000 },
  56         { NULL, 0 },
  57 };
  58
  59 static const struct perm_value standard_values[] = {
  60         { "READ",   0x001200a9 },
  61         { "CHANGE", 0x001301bf },
  62         { "FULL",   0x001f01ff },
  63         { NULL, 0 },
  64 };
  65
  66 static struct cli_state *global_hack_cli;
  67 static struct rpc_pipe_client *global_pipe_hnd;
  68 static POLICY_HND pol;
  69 static BOOL got_policy_hnd;
  70
  71 static struct cli_state *connect_one(const char *share);
  72
  73 /* Open cli connection and policy handle */
  74
  75 static BOOL cacls_open_policy_hnd(void)
  76 {
  77         /* Initialise cli LSA connection */
  78
  79         if (!global_hack_cli) {
  80                 NTSTATUS ret;
  81                 global_hack_cli = connect_one("IPC$");
  82                 global_pipe_hnd = cli_rpc_pipe_open_noauth(global_hack_cli, PI_LSARPC, &ret);
  83                 if (!global_pipe_hnd) {
  84                                 return False;
  85                 }
  86         }
  87
  88         /* Open policy handle */
  89
  90         if (!got_policy_hnd) {
  91
  92                 /* Some systems don't support SEC_RIGHTS_MAXIMUM_ALLOWED,
  93                    but NT sends 0x2000000 so we might as well do it too. */
  94
  95                 if (!NT_STATUS_IS_OK(rpccli_lsa_open_policy(global_pipe_hnd, global_hack_cli->mem_ctx, True,
  96                                                          GENERIC_EXECUTE_ACCESS, &pol))) {
  97                         return False;
  98                 }
  99
 100                 got_policy_hnd = True;
 101         }
 102
 103         return True;
 104 }
 105
 106 /* convert a SID to a string, either numeric or username/group */
 107 static void SidToString(fstring str, DOM_SID *sid)
 108 {
 109         char **domains = NULL;
 110         char **names = NULL;
 111         uint32 *types = NULL;
 112
 113         sid_to_string(str, sid);
 114
 115         if (numeric) return;
 116
 117         /* Ask LSA to convert the sid to a name */
 118
 119         if (!cacls_open_policy_hnd() ||
 120             !NT_STATUS_IS_OK(rpccli_lsa_lookup_sids(global_pipe_hnd, global_hack_cli->mem_ctx,
 121                                                  &pol, 1, sid, &domains,
 122                                                  &names, &types)) ||
 123             !domains || !domains[0] || !names || !names[0]) {
 124                 return;
 125         }
 126
 127         /* Converted OK */
 128
 129         slprintf(str, sizeof(fstring) - 1, "%s%s%s",
 130                  domains[0], lp_winbind_separator(),
 131                  names[0]);
 132
 133 }
 134
 135 /* convert a string to a SID, either numeric or username/group */
 136 static BOOL StringToSid(DOM_SID *sid, const char *str)
 137 {
 138         uint32 *types = NULL;
 139         DOM_SID *sids = NULL;
 140         BOOL result = True;
 141
 142         if (strncmp(str, "S-", 2) == 0) {
 143                 return string_to_sid(sid, str);
 144         }
 145
 146         if (!cacls_open_policy_hnd() ||
 147             !NT_STATUS_IS_OK(rpccli_lsa_lookup_names(global_pipe_hnd, global_hack_cli->mem_ctx,
 148                                                   &pol, 1, &str, &sids,
 149                                                   &types))) {
 150                 result = False;
 151                 goto done;
 152         }
 153
 154         sid_copy(sid, &sids[0]);
 155  done:
 156
 157         return result;
 158 }
 159
 160
 161 /* print an ACE on a FILE, using either numeric or ascii representation */
 162 static void print_ace(FILE *f, SEC_ACE *ace)
 163 {
 164         const struct perm_value *v;
 165         fstring sidstr;
 166         int do_print = 0;
 167         uint32 got_mask;
 168
 169         SidToString(sidstr, &ace->trustee);
 170
 171         fprintf(f, "%s:", sidstr);
 172
 173         if (numeric) {
 174                 fprintf(f, "%d/%d/0x%08x",
 175                         ace->type, ace->flags, ace->info.mask);
 176                 return;
 177         }
 178
 179         /* Ace type */
 180
 181         if (ace->type == SEC_ACE_TYPE_ACCESS_ALLOWED) {
 182                 fprintf(f, "ALLOWED");
 183         } else if (ace->type == SEC_ACE_TYPE_ACCESS_DENIED) {
 184                 fprintf(f, "DENIED");
 185         } else {
 186                 fprintf(f, "%d", ace->type);
 187         }
 188
 189         /* Not sure what flags can be set in a file ACL */
 190
 191         fprintf(f, "/%d/", ace->flags);
 192
 193         /* Standard permissions */
 194
 195         for (v = standard_values; v->perm; v++) {
 196                 if (ace->info.mask == v->mask) {
 197                         fprintf(f, "%s", v->perm);
 198                         return;
 199                 }
 200         }
 201
 202         /* Special permissions.  Print out a hex value if we have
 203            leftover bits in the mask. */
 204
 205         got_mask = ace->info.mask;
 206
 207  again:
 208         for (v = special_values; v->perm; v++) {
 209                 if ((ace->info.mask & v->mask) == v->mask) {
 210                         if (do_print) {
 211                                 fprintf(f, "%s", v->perm);
 212                         }
 213                         got_mask &= ~v->mask;
 214                 }
 215         }
 216
 217         if (!do_print) {
 218                 if (got_mask != 0) {
 219                         fprintf(f, "0x%08x", ace->info.mask);
 220                 } else {
 221                         do_print = 1;
 222                         goto again;
 223                 }
 224         }
 225 }
 226
 227
 228 /* parse an ACE in the same format as print_ace() */
 229 static BOOL parse_ace(SEC_ACE *ace, const char *orig_str)
 230 {
 231         char *p;
 232         const char *cp;
 233         fstring tok;
 234         unsigned atype, aflags, amask;
 235         DOM_SID sid;
 236         SEC_ACCESS mask;
 237         const struct perm_value *v;
 238         char *str = SMB_STRDUP(orig_str);
 239
 240         if (!str) {
 241                 return False;
 242         }
 243
 244         ZERO_STRUCTP(ace);
 245         p = strchr_m(str,':');
 246         if (!p) {
 247                 printf("ACE '%s': missing ':'.\n", orig_str);
 248                 SAFE_FREE(str);
 249                 return False;
 250         }
 251         *p = '\0';
 252         p++;
 253         /* Try to parse numeric form */
 254
 255         if (sscanf(p, "%i/%i/%i", &atype, &aflags, &amask) == 3 &&
 256             StringToSid(&sid, str)) {
 257                 goto done;
 258         }
 259
 260         /* Try to parse text form */
 261
 262         if (!StringToSid(&sid, str)) {
 263                 printf("ACE '%s': failed to convert '%s' to SID\n",
 264                         orig_str, str);
 265                 SAFE_FREE(str);
 266                 return False;
 267         }
 268
 269         cp = p;
 270         if (!next_token(&cp, tok, "/", sizeof(fstring))) {
 271                 printf("ACE '%s': failed to find '/' character.\n",
 272                         orig_str);
 273                 SAFE_FREE(str);
 274                 return False;
 275         }
 276
 277         if (strncmp(tok, "ALLOWED", strlen("ALLOWED")) == 0) {
 278                 atype = SEC_ACE_TYPE_ACCESS_ALLOWED;
 279         } else if (strncmp(tok, "DENIED", strlen("DENIED")) == 0) {
 280                 atype = SEC_ACE_TYPE_ACCESS_DENIED;
 281         } else {
 282                 printf("ACE '%s': missing 'ALLOWED' or 'DENIED' entry at '%s'\n",
 283                         orig_str, tok);
 284                 SAFE_FREE(str);
 285                 return False;
 286         }
 287
 288         /* Only numeric form accepted for flags at present */
 289
 290         if (!(next_token(&cp, tok, "/", sizeof(fstring)) &&
 291               sscanf(tok, "%i", &aflags))) {
 292                 printf("ACE '%s': bad integer flags entry at '%s'\n",
 293                         orig_str, tok);
 294                 SAFE_FREE(str);
 295                 return False;
 296         }
 297
 298         if (!next_token(&cp, tok, "/", sizeof(fstring))) {
 299                 printf("ACE '%s': missing / at '%s'\n",
 300                         orig_str, tok);
 301                 SAFE_FREE(str);
 302                 return False;
 303         }
 304
 305         if (strncmp(tok, "0x", 2) == 0) {
 306                 if (sscanf(tok, "%i", &amask) != 1) {
 307                         printf("ACE '%s': bad hex number at '%s'\n",
 308                                 orig_str, tok);
 309                         SAFE_FREE(str);
 310                         return False;
 311                 }
 312                 goto done;
 313         }
 314
 315         for (v = standard_values; v->perm; v++) {
 316                 if (strcmp(tok, v->perm) == 0) {
 317                         amask = v->mask;
 318                         goto done;
 319                 }
 320         }
 321
 322         p = tok;
 323
 324         while(*p) {
 325                 BOOL found = False;
 326
 327                 for (v = special_values; v->perm; v++) {
 328                         if (v->perm[0] == *p) {
 329                                 amask |= v->mask;
 330                                 found = True;
 331                         }
 332                 }
 333
 334                 if (!found) {
 335                         printf("ACE '%s': bad permission value at '%s'\n",
 336                                 orig_str, p);
 337                         SAFE_FREE(str);
 338                         return False;
 339                 }
 340                 p++;
 341         }
 342
 343         if (*p) {
 344                 SAFE_FREE(str);
 345                 return False;
 346         }
 347
 348  done:
 349         mask.mask = amask;
 350         init_sec_ace(ace, &sid, atype, mask, aflags);
 351         SAFE_FREE(str);
 352         return True;
 353 }
 354
 355 /* add an ACE to a list of ACEs in a SEC_ACL */
 356 static BOOL add_ace(SEC_ACL **the_acl, SEC_ACE *ace)
 357 {
 358         SEC_ACL *new_ace;
 359         SEC_ACE *aces;
 360         if (! *the_acl) {
 361                 (*the_acl) = make_sec_acl(ctx, 3, 1, ace);
 362                 return True;
 363         }
 364
 365         aces = SMB_CALLOC_ARRAY(SEC_ACE, 1+(*the_acl)->num_aces);
 366         memcpy(aces, (*the_acl)->ace, (*the_acl)->num_aces * sizeof(SEC_ACE));
 367         memcpy(aces+(*the_acl)->num_aces, ace, sizeof(SEC_ACE));
 368         new_ace = make_sec_acl(ctx,(*the_acl)->revision,1+(*the_acl)->num_aces, aces);
 369         SAFE_FREE(aces);
 370         (*the_acl) = new_ace;
 371         return True;
 372 }
 373
 374 /* parse a ascii version of a security descriptor */
 375 static SEC_DESC *sec_desc_parse(char *str)
 376 {
 377         const char *p = str;
 378         fstring tok;
 379         SEC_DESC *ret;
 380         size_t sd_size;
 381         DOM_SID *grp_sid=NULL, *owner_sid=NULL;
 382         SEC_ACL *dacl=NULL;
 383         int revision=1;
 384
 385         while (next_token(&p, tok, "\t,\r\n", sizeof(tok))) {
 386
 387                 if (strncmp(tok,"REVISION:", 9) == 0) {
 388                         revision = strtol(tok+9, NULL, 16);
 389                         continue;
 390                 }
 391
 392                 if (strncmp(tok,"OWNER:", 6) == 0) {
 393                         owner_sid = SMB_CALLOC_ARRAY(DOM_SID, 1);
 394                         if (!owner_sid ||
 395                             !StringToSid(owner_sid, tok+6)) {
 396                                 printf("Failed to parse owner sid\n");
 397                                 return NULL;
 398                         }
 399                         continue;
 400                 }
 401
 402                 if (strncmp(tok,"GROUP:", 6) == 0) {
 403                         grp_sid = SMB_CALLOC_ARRAY(DOM_SID, 1);
 404                         if (!grp_sid ||
 405                             !StringToSid(grp_sid, tok+6)) {
 406                                 printf("Failed to parse group sid\n");
 407                                 return NULL;
 408                         }
 409                         continue;
 410                 }
 411
 412                 if (strncmp(tok,"ACL:", 4) == 0) {
 413                         SEC_ACE ace;
 414                         if (!parse_ace(&ace, tok+4)) {
 415                                 return NULL;
 416                         }
 417                         if(!add_ace(&dacl, &ace)) {
 418                                 printf("Failed to add ACL %s\n", tok);
 419                                 return NULL;
 420                         }
 421                         continue;
 422                 }
 423
 424                 printf("Failed to parse token '%s' in security descriptor,\n", tok);
 425                 return NULL;
 426         }
 427
 428         ret = make_sec_desc(ctx,revision, SEC_DESC_SELF_RELATIVE, owner_sid, grp_sid,
 429                             NULL, dacl, &sd_size);
 430
 431         SAFE_FREE(grp_sid);
 432         SAFE_FREE(owner_sid);
 433
 434         return ret;
 435 }
 436
 437
 438 /* print a ascii version of a security descriptor on a FILE handle */
 439 static void sec_desc_print(FILE *f, SEC_DESC *sd)
 440 {
 441         fstring sidstr;
 442         uint32 i;
 443
 444         fprintf(f, "REVISION:%d\n", sd->revision);
 445
 446         /* Print owner and group sid */
 447
 448         if (sd->owner_sid) {
 449                 SidToString(sidstr, sd->owner_sid);
 450         } else {
 451                 fstrcpy(sidstr, "");
 452         }
 453
 454         fprintf(f, "OWNER:%s\n", sidstr);
 455
 456         if (sd->grp_sid) {
 457                 SidToString(sidstr, sd->grp_sid);
 458         } else {
 459                 fstrcpy(sidstr, "");
 460         }
 461
 462         fprintf(f, "GROUP:%s\n", sidstr);
 463
 464         /* Print aces */
 465         for (i = 0; sd->dacl && i < sd->dacl->num_aces; i++) {
 466                 SEC_ACE *ace = &sd->dacl->ace[i];
 467                 fprintf(f, "ACL:");
 468                 print_ace(f, ace);
 469                 fprintf(f, "\n");
 470         }
 471
 472 }
 473
 474 /*****************************************************
 475 dump the acls for a file
 476 *******************************************************/
 477 static int cacl_dump(struct cli_state *cli, char *filename)
 478 {
 479         int result = EXIT_FAILED;
 480         int fnum = -1;
 481         SEC_DESC *sd;
 482
 483         if (test_args)
 484                 return EXIT_OK;
 485
 486         fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
 487
 488         if (fnum == -1) {
 489                 printf("Failed to open %s: %s\n", filename, cli_errstr(cli));
 490                 goto done;
 491         }
 492
 493         sd = cli_query_secdesc(cli, fnum, ctx);
 494
 495         if (!sd) {
 496                 printf("ERROR: secdesc query failed: %s\n", cli_errstr(cli));
 497                 goto done;
 498         }
 499
 500         sec_desc_print(stdout, sd);
 501
 502         result = EXIT_OK;
 503
 504 done:
 505         if (fnum != -1)
 506                 cli_close(cli, fnum);
 507
 508         return result;
 509 }
 510
 511 /*****************************************************
 512 Change the ownership or group ownership of a file. Just
 513 because the NT docs say this can't be done :-). JRA.
 514 *******************************************************/
 515
 516 static int owner_set(struct cli_state *cli, enum chown_mode change_mode,
 517                      char *filename, char *new_username)
 518 {
 519         int fnum;
 520         DOM_SID sid;
 521         SEC_DESC *sd, *old;
 522         size_t sd_size;
 523
 524         fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
 525
 526         if (fnum == -1) {
 527                 printf("Failed to open %s: %s\n", filename, cli_errstr(cli));
 528                 return EXIT_FAILED;
 529         }
 530
 531         if (!StringToSid(&sid, new_username))
 532                 return EXIT_PARSE_ERROR;
 533
 534         old = cli_query_secdesc(cli, fnum, ctx);
 535
 536         cli_close(cli, fnum);
 537
 538         if (!old) {
 539                 printf("owner_set: Failed to query old descriptor\n");
 540                 return EXIT_FAILED;
 541         }
 542
 543         sd = make_sec_desc(ctx,old->revision, old->type,
 544                                 (change_mode == REQUEST_CHOWN) ? &sid : NULL,
 545                                 (change_mode == REQUEST_CHGRP) ? &sid : NULL,
 546                            NULL, NULL, &sd_size);
 547
 548         fnum = cli_nt_create(cli, filename, WRITE_OWNER_ACCESS);
 549
 550         if (fnum == -1) {
 551                 printf("Failed to open %s: %s\n", filename, cli_errstr(cli));
 552                 return EXIT_FAILED;
 553         }
 554
 555         if (!cli_set_secdesc(cli, fnum, sd)) {
 556                 printf("ERROR: secdesc set failed: %s\n", cli_errstr(cli));
 557         }
 558
 559         cli_close(cli, fnum);
 560
 561         return EXIT_OK;
 562 }
 563
 564
 565 /* The MSDN is contradictory over the ordering of ACE entries in an ACL.
 566    However NT4 gives a "The information may have been modified by a
 567    computer running Windows NT 5.0" if denied ACEs do not appear before
 568    allowed ACEs. */
 569
 570 static int ace_compare(SEC_ACE *ace1, SEC_ACE *ace2)
 571 {
 572         if (sec_ace_equal(ace1, ace2))
 573                 return 0;
 574
 575         if (ace1->type != ace2->type)
 576                 return ace2->type - ace1->type;
 577
 578         if (sid_compare(&ace1->trustee, &ace2->trustee))
 579                 return sid_compare(&ace1->trustee, &ace2->trustee);
 580
 581         if (ace1->flags != ace2->flags)
 582                 return ace1->flags - ace2->flags;
 583
 584         if (ace1->info.mask != ace2->info.mask)
 585                 return ace1->info.mask - ace2->info.mask;
 586
 587         if (ace1->size != ace2->size)
 588                 return ace1->size - ace2->size;
 589
 590         return memcmp(ace1, ace2, sizeof(SEC_ACE));
 591 }
 592
 593 static void sort_acl(SEC_ACL *the_acl)
 594 {
 595         uint32 i;
 596         if (!the_acl) return;
 597
 598         qsort(the_acl->ace, the_acl->num_aces, sizeof(the_acl->ace[0]), QSORT_CAST ace_compare);
 599
 600         for (i=1;i<the_acl->num_aces;) {
 601                 if (sec_ace_equal(&the_acl->ace[i-1], &the_acl->ace[i])) {
 602                         int j;
 603                         for (j=i; j<the_acl->num_aces-1; j++) {
 604                                 the_acl->ace[j] = the_acl->ace[j+1];
 605                         }
 606                         the_acl->num_aces--;
 607                 } else {
 608                         i++;
 609                 }
 610         }
 611 }
 612
 613 /*****************************************************
 614 set the ACLs on a file given an ascii description
 615 *******************************************************/
 616 static int cacl_set(struct cli_state *cli, char *filename,
 617                     char *the_acl, enum acl_mode mode)
 618 {
 619         int fnum;
 620         SEC_DESC *sd, *old;
 621         uint32 i, j;
 622         size_t sd_size;
 623         int result = EXIT_OK;
 624
 625         sd = sec_desc_parse(the_acl);
 626
 627         if (!sd) return EXIT_PARSE_ERROR;
 628         if (test_args) return EXIT_OK;
 629
 630         /* The desired access below is the only one I could find that works
 631            with NT4, W2KP and Samba */
 632
 633         fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
 634
 635         if (fnum == -1) {
 636                 printf("cacl_set failed to open %s: %s\n", filename, cli_errstr(cli));
 637                 return EXIT_FAILED;
 638         }
 639
 640         old = cli_query_secdesc(cli, fnum, ctx);
 641
 642         if (!old) {
 643                 printf("calc_set: Failed to query old descriptor\n");
 644                 return EXIT_FAILED;
 645         }
 646
 647         cli_close(cli, fnum);
 648
 649         /* the logic here is rather more complex than I would like */
 650         switch (mode) {
 651         case SMB_ACL_DELETE:
 652                 for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
 653                         BOOL found = False;
 654
 655                         for (j=0;old->dacl && j<old->dacl->num_aces;j++) {
 656                                 if (sec_ace_equal(&sd->dacl->ace[i],
 657                                                   &old->dacl->ace[j])) {
 658                                         uint32 k;
 659                                         for (k=j; k<old->dacl->num_aces-1;k++) {
 660                                                 old->dacl->ace[k] = old->dacl->ace[k+1];
 661                                         }
 662                                         old->dacl->num_aces--;
 663                                         found = True;
 664                                         break;
 665                                 }
 666                         }
 667
 668                         if (!found) {
 669                                 printf("ACL for ACE:");
 670                                 print_ace(stdout, &sd->dacl->ace[i]);
 671                                 printf(" not found\n");
 672                         }
 673                 }
 674                 break;
 675
 676         case SMB_ACL_MODIFY:
 677                 for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
 678                         BOOL found = False;
 679
 680                         for (j=0;old->dacl && j<old->dacl->num_aces;j++) {
 681                                 if (sid_equal(&sd->dacl->ace[i].trustee,
 682                                               &old->dacl->ace[j].trustee)) {
 683                                         old->dacl->ace[j] = sd->dacl->ace[i];
 684                                         found = True;
 685                                 }
 686                         }
 687
 688                         if (!found) {
 689                                 fstring str;
 690
 691                                 SidToString(str, &sd->dacl->ace[i].trustee);
 692                                 printf("ACL for SID %s not found\n", str);
 693                         }
 694                 }
 695
 696                 if (sd->owner_sid) {
 697                         old->owner_sid = sd->owner_sid;
 698                 }
 699
 700                 if (sd->grp_sid) {
 701                         old->grp_sid = sd->grp_sid;
 702                 }
 703
 704                 break;
 705
 706         case SMB_ACL_ADD:
 707                 for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
 708                         add_ace(&old->dacl, &sd->dacl->ace[i]);
 709                 }
 710                 break;
 711
 712         case SMB_ACL_SET:
 713                 old = sd;
 714                 break;
 715         }
 716
 717         /* Denied ACE entries must come before allowed ones */
 718         sort_acl(old->dacl);
 719
 720         /* Create new security descriptor and set it */
 721 #if 0
 722         /* We used to just have "WRITE_DAC_ACCESS" without WRITE_OWNER.
 723            But if we're sending an owner, even if it's the same as the one
 724            that already exists then W2K3 insists we open with WRITE_OWNER access.
 725            I need to check that setting a SD with no owner set works against WNT
 726            and W2K. JRA.
 727         */
 728
 729         sd = make_sec_desc(ctx,old->revision, old->type, old->owner_sid, old->grp_sid,
 730                            NULL, old->dacl, &sd_size);
 731
 732         fnum = cli_nt_create(cli, filename, WRITE_DAC_ACCESS|WRITE_OWNER_ACCESS);
 733 #else
 734         sd = make_sec_desc(ctx,old->revision, old->type, NULL, NULL,
 735                            NULL, old->dacl, &sd_size);
 736
 737         fnum = cli_nt_create(cli, filename, WRITE_DAC_ACCESS);
 738 #endif
 739         if (fnum == -1) {
 740                 printf("cacl_set failed to open %s: %s\n", filename, cli_errstr(cli));
 741                 return EXIT_FAILED;
 742         }
 743
 744         if (!cli_set_secdesc(cli, fnum, sd)) {
 745                 printf("ERROR: secdesc set failed: %s\n", cli_errstr(cli));
 746                 result = EXIT_FAILED;
 747         }
 748
 749         /* Clean up */
 750
 751         cli_close(cli, fnum);
 752
 753         return result;
 754 }
 755
 756
 757 /*****************************************************
 758 return a connection to a server
 759 *******************************************************/
 760 static struct cli_state *connect_one(const char *share)
 761 {
 762         struct cli_state *c;
 763         struct in_addr ip;
 764         NTSTATUS nt_status;
 765         zero_ip(&ip);
 766
 767         if (!cmdline_auth_info.got_pass) {
 768                 char *pass = getpass("Password: ");
 769                 if (pass) {
 770                         pstrcpy(cmdline_auth_info.password, pass);
 771                         cmdline_auth_info.got_pass = True;
 772                 }
 773         }
 774
 775         if (NT_STATUS_IS_OK(nt_status = cli_full_connection(&c, global_myname(), server,
 776                                                             &ip, 0,
 777                                                             share, "?????",
 778                                                             cmdline_auth_info.username, lp_workgroup(),
 779                                                             cmdline_auth_info.password, 0,
 780                                                             cmdline_auth_info.signing_state, NULL))) {
 781                 return c;
 782         } else {
 783                 DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
 784                 return NULL;
 785         }
 786 }
 787
 788 /****************************************************************************
 789   main program
 790 ****************************************************************************/
 791  int main(int argc, const char *argv[])
 792 {
 793         char *share;
 794         int opt;
 795         enum acl_mode mode = SMB_ACL_SET;
 796         static char *the_acl = NULL;
 797         enum chown_mode change_mode = REQUEST_NONE;
 798         int result;
 799         fstring path;
 800         pstring filename;
 801         poptContext pc;
 802         struct poptOption long_options[] = {
 803                 POPT_AUTOHELP
 804                 { "delete", 'D', POPT_ARG_STRING, NULL, 'D', "Delete an acl", "ACL" },
 805                 { "modify", 'M', POPT_ARG_STRING, NULL, 'M', "Modify an acl", "ACL" },
 806                 { "add", 'a', POPT_ARG_STRING, NULL, 'a', "Add an acl", "ACL" },
 807                 { "set", 'S', POPT_ARG_STRING, NULL, 'S', "Set acls", "ACLS" },
 808                 { "chown", 'C', POPT_ARG_STRING, NULL, 'C', "Change ownership of a file", "USERNAME" },
 809                 { "chgrp", 'G', POPT_ARG_STRING, NULL, 'G', "Change group ownership of a file", "GROUPNAME" },
 810                 { "numeric", 0, POPT_ARG_NONE, &numeric, True, "Don't resolve sids or masks to names" },
 811                 { "test-args", 't', POPT_ARG_NONE, &test_args, True, "Test arguments"},
 812                 POPT_COMMON_SAMBA
 813                 POPT_COMMON_CREDENTIALS
 814                 { NULL }
 815         };
 816
 817         struct cli_state *cli;
 818
 819         ctx=talloc_init("main");
 820
 821         /* set default debug level to 1 regardless of what smb.conf sets */
 822         setup_logging( "smbcacls", True );
 823         DEBUGLEVEL_CLASS[DBGC_ALL] = 1;
 824         dbf = x_stderr;
 825         x_setbuf( x_stderr, NULL );
 826
 827         setlinebuf(stdout);
 828
 829         lp_load(dyn_CONFIGFILE,True,False,False);
 830         load_interfaces();
 831
 832         pc = poptGetContext("smbcacls", argc, argv, long_options, 0);
 833
 834         poptSetOtherOptionHelp(pc, "//server1/share1 filename");
 835
 836         while ((opt = poptGetNextOpt(pc)) != -1) {
 837                 switch (opt) {
 838                 case 'S':
 839                         the_acl = smb_xstrdup(poptGetOptArg(pc));
 840                         mode = SMB_ACL_SET;
 841                         break;
 842
 843                 case 'D':
 844                         the_acl = smb_xstrdup(poptGetOptArg(pc));
 845                         mode = SMB_ACL_DELETE;
 846                         break;
 847
 848                 case 'M':
 849                         the_acl = smb_xstrdup(poptGetOptArg(pc));
 850                         mode = SMB_ACL_MODIFY;
 851                         break;
 852
 853                 case 'a':
 854                         the_acl = smb_xstrdup(poptGetOptArg(pc));
 855                         mode = SMB_ACL_ADD;
 856                         break;
 857
 858                 case 'C':
 859                         pstrcpy(owner_username,poptGetOptArg(pc));
 860                         change_mode = REQUEST_CHOWN;
 861                         break;
 862
 863                 case 'G':
 864                         pstrcpy(owner_username,poptGetOptArg(pc));
 865                         change_mode = REQUEST_CHGRP;
 866                         break;
 867                 }
 868         }
 869
 870         /* Make connection to server */
 871         if(!poptPeekArg(pc)) {
 872                 poptPrintUsage(pc, stderr, 0);
 873                 return -1;
 874         }
 875
 876         fstrcpy(path, poptGetArg(pc));
 877
 878         if(!poptPeekArg(pc)) {
 879                 poptPrintUsage(pc, stderr, 0);
 880                 return -1;
 881         }
 882
 883         pstrcpy(filename, poptGetArg(pc));
 884
 885         all_string_sub(path,"/","\\",0);
 886
 887         fstrcpy(server,path+2);
 888         share = strchr_m(server,'\\');
 889         if (!share) {
 890                 share = strchr_m(server,'/');
 891                 if (!share) {
 892                         printf("Invalid argument: %s\n", share);
 893                         return -1;
 894                 }
 895         }
 896
 897         *share = 0;
 898         share++;
 899
 900         if (!test_args) {
 901                 cli = connect_one(share);
 902                 if (!cli) {
 903                         talloc_destroy(ctx);
 904                         exit(EXIT_FAILED);
 905                 }
 906         } else {
 907                 exit(0);
 908         }
 909
 910         all_string_sub(filename, "/", "\\", 0);
 911         if (filename[0] != '\\') {
 912                 pstring s;
 913                 s[0] = '\\';
 914                 safe_strcpy(&s[1], filename, sizeof(pstring)-2);
 915                 pstrcpy(filename, s);
 916         }
 917
 918         /* Perform requested action */
 919
 920         if (change_mode != REQUEST_NONE) {
 921                 result = owner_set(cli, change_mode, filename, owner_username);
 922         } else if (the_acl) {
 923                 result = cacl_set(cli, filename, the_acl, mode);
 924         } else {
 925                 result = cacl_dump(cli, filename);
 926         }
 927
 928         talloc_destroy(ctx);
 929
 930         return result;
 931 }