source/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
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 2 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program; if not, write to the Free Software
  21    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22 */
  23
  24 #include "includes.h"
  25
  26 static fstring password;
  27 static pstring username;
  28 static pstring owner_username;
  29 static fstring server;
  30 static int got_pass;
  31 static int test_args;
  32 static TALLOC_CTX *ctx;
  33
  34 #define CREATE_ACCESS_READ READ_CONTROL_ACCESS
  35 #define CREATE_ACCESS_WRITE (WRITE_DAC_ACCESS | WRITE_OWNER_ACCESS)
  36
  37 /* numeric is set when the user wants numeric SIDs and ACEs rather
  38    than going via LSA calls to resolve them */
  39 static int numeric;
  40
  41 enum acl_mode {SMB_ACL_SET, SMB_ACL_DELETE, SMB_ACL_MODIFY, SMB_ACL_ADD };
  42 enum chown_mode {REQUEST_NONE, REQUEST_CHOWN, REQUEST_CHGRP};
  43 enum exit_values {EXIT_OK, EXIT_FAILED, EXIT_PARSE_ERROR};
  44
  45 struct perm_value {
  46         char *perm;
  47         uint32 mask;
  48 };
  49
  50 /* These values discovered by inspection */
  51
  52 static struct perm_value special_values[] = {
  53         { "R", 0x00120089 },
  54         { "W", 0x00120116 },
  55         { "X", 0x001200a0 },
  56         { "D", 0x00010000 },
  57         { "P", 0x00040000 },
  58         { "O", 0x00080000 },
  59         { NULL, 0 },
  60 };
  61
  62 static struct perm_value standard_values[] = {
  63         { "READ",   0x001200a9 },
  64         { "CHANGE", 0x001301bf },
  65         { "FULL",   0x001f01ff },
  66         { NULL, 0 },
  67 };
  68
  69 static struct cli_state *global_hack_cli;
  70 static POLICY_HND pol;
  71 static BOOL got_policy_hnd;
  72
  73 static struct cli_state *connect_one(char *share);
  74
  75 /* Open cli connection and policy handle */
  76
  77 static BOOL cacls_open_policy_hnd(void)
  78 {
  79         /* Initialise cli LSA connection */
  80
  81         if (!global_hack_cli) {
  82                 global_hack_cli = connect_one("IPC$");
  83                 if (!cli_nt_session_open (global_hack_cli, PI_LSARPC)) {
  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(cli_lsa_open_policy(global_hack_cli, 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(cli_lsa_lookup_sids(global_hack_cli, 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(cli_lsa_lookup_names(global_hack_cli, 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         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, char *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         struct perm_value *v;
 238
 239         ZERO_STRUCTP(ace);
 240         p = strchr_m(str,':');
 241         if (!p) return False;
 242         *p = '\0';
 243         p++;
 244         /* Try to parse numeric form */
 245
 246         if (sscanf(p, "%i/%i/%i", &atype, &aflags, &amask) == 3 &&
 247             StringToSid(&sid, str)) {
 248                 goto done;
 249         }
 250
 251         /* Try to parse text form */
 252
 253         if (!StringToSid(&sid, str)) {
 254                 return False;
 255         }
 256
 257         cp = p;
 258         if (!next_token(&cp, tok, "/", sizeof(fstring))) {
 259                 return False;
 260         }
 261
 262         if (strncmp(tok, "ALLOWED", strlen("ALLOWED")) == 0) {
 263                 atype = SEC_ACE_TYPE_ACCESS_ALLOWED;
 264         } else if (strncmp(tok, "DENIED", strlen("DENIED")) == 0) {
 265                 atype = SEC_ACE_TYPE_ACCESS_DENIED;
 266         } else {
 267                 return False;
 268         }
 269
 270         /* Only numeric form accepted for flags at present */
 271
 272         if (!(next_token(&cp, tok, "/", sizeof(fstring)) &&
 273               sscanf(tok, "%i", &aflags))) {
 274                 return False;
 275         }
 276
 277         if (!next_token(&cp, tok, "/", sizeof(fstring))) {
 278                 return False;
 279         }
 280
 281         if (strncmp(tok, "0x", 2) == 0) {
 282                 if (sscanf(tok, "%i", &amask) != 1) {
 283                         return False;
 284                 }
 285                 goto done;
 286         }
 287
 288         for (v = standard_values; v->perm; v++) {
 289                 if (strcmp(tok, v->perm) == 0) {
 290                         amask = v->mask;
 291                         goto done;
 292                 }
 293         }
 294
 295         p = tok;
 296
 297         while(*p) {
 298                 BOOL found = False;
 299
 300                 for (v = special_values; v->perm; v++) {
 301                         if (v->perm[0] == *p) {
 302                                 amask |= v->mask;
 303                                 found = True;
 304                         }
 305                 }
 306
 307                 if (!found) return False;
 308                 p++;
 309         }
 310
 311         if (*p) {
 312                 return False;
 313         }
 314
 315  done:
 316         mask.mask = amask;
 317         init_sec_ace(ace, &sid, atype, mask, aflags);
 318         return True;
 319 }
 320
 321 /* add an ACE to a list of ACEs in a SEC_ACL */
 322 static BOOL add_ace(SEC_ACL **the_acl, SEC_ACE *ace)
 323 {
 324         SEC_ACL *new;
 325         SEC_ACE *aces;
 326         if (! *the_acl) {
 327                 (*the_acl) = make_sec_acl(ctx, 3, 1, ace);
 328                 return True;
 329         }
 330
 331         aces = calloc(1+(*the_acl)->num_aces,sizeof(SEC_ACE));
 332         memcpy(aces, (*the_acl)->ace, (*the_acl)->num_aces * sizeof(SEC_ACE));
 333         memcpy(aces+(*the_acl)->num_aces, ace, sizeof(SEC_ACE));
 334         new = make_sec_acl(ctx,(*the_acl)->revision,1+(*the_acl)->num_aces, aces);
 335         SAFE_FREE(aces);
 336         (*the_acl) = new;
 337         return True;
 338 }
 339
 340 /* parse a ascii version of a security descriptor */
 341 static SEC_DESC *sec_desc_parse(char *str)
 342 {
 343         const char *p = str;
 344         fstring tok;
 345         SEC_DESC *ret;
 346         size_t sd_size;
 347         DOM_SID *grp_sid=NULL, *owner_sid=NULL;
 348         SEC_ACL *dacl=NULL;
 349         int revision=1;
 350
 351         while (next_token(&p, tok, "\t,\r\n", sizeof(tok))) {
 352
 353                 if (strncmp(tok,"REVISION:", 9) == 0) {
 354                         revision = strtol(tok+9, NULL, 16);
 355                         continue;
 356                 }
 357
 358                 if (strncmp(tok,"OWNER:", 6) == 0) {
 359                         owner_sid = (DOM_SID *)calloc(1, sizeof(DOM_SID));
 360                         if (!owner_sid ||
 361                             !StringToSid(owner_sid, tok+6)) {
 362                                 printf("Failed to parse owner sid\n");
 363                                 return NULL;
 364                         }
 365                         continue;
 366                 }
 367
 368                 if (strncmp(tok,"GROUP:", 6) == 0) {
 369                         grp_sid = (DOM_SID *)calloc(1, sizeof(DOM_SID));
 370                         if (!grp_sid ||
 371                             !StringToSid(grp_sid, tok+6)) {
 372                                 printf("Failed to parse group sid\n");
 373                                 return NULL;
 374                         }
 375                         continue;
 376                 }
 377
 378                 if (strncmp(tok,"ACL:", 4) == 0) {
 379                         SEC_ACE ace;
 380                         if (!parse_ace(&ace, tok+4)) {
 381                                 printf("Failed to parse ACL %s\n", tok);
 382                                 return NULL;
 383                         }
 384                         if(!add_ace(&dacl, &ace)) {
 385                                 printf("Failed to add ACL %s\n", tok);
 386                                 return NULL;
 387                         }
 388                         continue;
 389                 }
 390
 391                 printf("Failed to parse security descriptor\n");
 392                 return NULL;
 393         }
 394
 395         ret = make_sec_desc(ctx,revision, owner_sid, grp_sid,
 396                             NULL, dacl, &sd_size);
 397
 398         SAFE_FREE(grp_sid);
 399         SAFE_FREE(owner_sid);
 400
 401         return ret;
 402 }
 403
 404
 405 /* print a ascii version of a security descriptor on a FILE handle */
 406 static void sec_desc_print(FILE *f, SEC_DESC *sd)
 407 {
 408         fstring sidstr;
 409         uint32 i;
 410
 411         printf("REVISION:%d\n", sd->revision);
 412
 413         /* Print owner and group sid */
 414
 415         if (sd->owner_sid) {
 416                 SidToString(sidstr, sd->owner_sid);
 417         } else {
 418                 fstrcpy(sidstr, "");
 419         }
 420
 421         printf("OWNER:%s\n", sidstr);
 422
 423         if (sd->grp_sid) {
 424                 SidToString(sidstr, sd->grp_sid);
 425         } else {
 426                 fstrcpy(sidstr, "");
 427         }
 428
 429         fprintf(f, "GROUP:%s\n", sidstr);
 430
 431         /* Print aces */
 432         for (i = 0; sd->dacl && i < sd->dacl->num_aces; i++) {
 433                 SEC_ACE *ace = &sd->dacl->ace[i];
 434                 fprintf(f, "ACL:");
 435                 print_ace(f, ace);
 436                 fprintf(f, "\n");
 437         }
 438
 439 }
 440
 441 /*****************************************************
 442 dump the acls for a file
 443 *******************************************************/
 444 static int cacl_dump(struct cli_state *cli, char *filename)
 445 {
 446         int fnum;
 447         SEC_DESC *sd;
 448
 449         if (test_args) return EXIT_OK;
 450
 451         fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
 452         if (fnum == -1) {
 453                 printf("Failed to open %s: %s\n", filename, cli_errstr(cli));
 454                 return EXIT_FAILED;
 455         }
 456
 457         sd = cli_query_secdesc(cli, fnum, ctx);
 458
 459         if (!sd) {
 460                 printf("ERROR: secdesc query failed: %s\n", cli_errstr(cli));
 461                 return EXIT_FAILED;
 462         }
 463
 464         sec_desc_print(stdout, sd);
 465
 466         cli_close(cli, fnum);
 467
 468         return EXIT_OK;
 469 }
 470
 471 /*****************************************************
 472 Change the ownership or group ownership of a file. Just
 473 because the NT docs say this can't be done :-). JRA.
 474 *******************************************************/
 475
 476 static int owner_set(struct cli_state *cli, enum chown_mode change_mode,
 477                      char *filename, char *new_username)
 478 {
 479         int fnum;
 480         DOM_SID sid;
 481         SEC_DESC *sd, *old;
 482         size_t sd_size;
 483
 484         fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
 485
 486         if (fnum == -1) {
 487                 printf("Failed to open %s: %s\n", filename, cli_errstr(cli));
 488                 return EXIT_FAILED;
 489         }
 490
 491         if (!StringToSid(&sid, new_username))
 492                 return EXIT_PARSE_ERROR;
 493
 494         old = cli_query_secdesc(cli, fnum, ctx);
 495
 496         cli_close(cli, fnum);
 497
 498         if (!old) {
 499                 printf("owner_set: Failed to query old descriptor\n");
 500                 return EXIT_FAILED;
 501         }
 502
 503         sd = make_sec_desc(ctx,old->revision,
 504                                 (change_mode == REQUEST_CHOWN) ? &sid : old->owner_sid,
 505                                 (change_mode == REQUEST_CHGRP) ? &sid : old->grp_sid,
 506                            NULL, old->dacl, &sd_size);
 507
 508         fnum = cli_nt_create(cli, filename, CREATE_ACCESS_WRITE);
 509
 510         if (fnum == -1) {
 511                 printf("Failed to open %s: %s\n", filename, cli_errstr(cli));
 512                 return EXIT_FAILED;
 513         }
 514
 515         if (!cli_set_secdesc(cli, fnum, sd)) {
 516                 printf("ERROR: secdesc set failed: %s\n", cli_errstr(cli));
 517         }
 518
 519         cli_close(cli, fnum);
 520
 521         return EXIT_OK;
 522 }
 523
 524
 525 /* The MSDN is contradictory over the ordering of ACE entries in an ACL.
 526    However NT4 gives a "The information may have been modified by a
 527    computer running Windows NT 5.0" if denied ACEs do not appear before
 528    allowed ACEs. */
 529
 530 static int ace_compare(SEC_ACE *ace1, SEC_ACE *ace2)
 531 {
 532         if (sec_ace_equal(ace1, ace2))
 533                 return 0;
 534
 535         if (ace1->type != ace2->type)
 536                 return ace2->type - ace1->type;
 537
 538         if (sid_compare(&ace1->trustee, &ace2->trustee))
 539                 return sid_compare(&ace1->trustee, &ace2->trustee);
 540
 541         if (ace1->flags != ace2->flags)
 542                 return ace1->flags - ace2->flags;
 543
 544         if (ace1->info.mask != ace2->info.mask)
 545                 return ace1->info.mask - ace2->info.mask;
 546
 547         if (ace1->size != ace2->size)
 548                 return ace1->size - ace2->size;
 549
 550         return memcmp(ace1, ace2, sizeof(SEC_ACE));
 551 }
 552
 553 static void sort_acl(SEC_ACL *the_acl)
 554 {
 555         uint32 i;
 556         if (!the_acl) return;
 557
 558         qsort(the_acl->ace, the_acl->num_aces, sizeof(the_acl->ace[0]), QSORT_CAST ace_compare);
 559
 560         for (i=1;i<the_acl->num_aces;) {
 561                 if (sec_ace_equal(&the_acl->ace[i-1], &the_acl->ace[i])) {
 562                         int j;
 563                         for (j=i; j<the_acl->num_aces-1; j++) {
 564                                 the_acl->ace[j] = the_acl->ace[j+1];
 565                         }
 566                         the_acl->num_aces--;
 567                 } else {
 568                         i++;
 569                 }
 570         }
 571 }
 572
 573 /*****************************************************
 574 set the ACLs on a file given an ascii description
 575 *******************************************************/
 576 static int cacl_set(struct cli_state *cli, char *filename,
 577                     char *the_acl, enum acl_mode mode)
 578 {
 579         int fnum;
 580         SEC_DESC *sd, *old;
 581         uint32 i, j;
 582         size_t sd_size;
 583         int result = EXIT_OK;
 584
 585         sd = sec_desc_parse(the_acl);
 586
 587         if (!sd) return EXIT_PARSE_ERROR;
 588         if (test_args) return EXIT_OK;
 589
 590         /* The desired access below is the only one I could find that works
 591            with NT4, W2KP and Samba */
 592
 593         fnum = cli_nt_create(cli, filename, CREATE_ACCESS_READ);
 594
 595         if (fnum == -1) {
 596                 printf("cacl_set failed to open %s: %s\n", filename, cli_errstr(cli));
 597                 return EXIT_FAILED;
 598         }
 599
 600         old = cli_query_secdesc(cli, fnum, ctx);
 601
 602         if (!old) {
 603                 printf("calc_set: Failed to query old descriptor\n");
 604                 return EXIT_FAILED;
 605         }
 606
 607         cli_close(cli, fnum);
 608
 609         /* the logic here is rather more complex than I would like */
 610         switch (mode) {
 611         case SMB_ACL_DELETE:
 612                 for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
 613                         BOOL found = False;
 614
 615                         for (j=0;old->dacl && j<old->dacl->num_aces;j++) {
 616                                 if (sec_ace_equal(&sd->dacl->ace[i],
 617                                                   &old->dacl->ace[j])) {
 618                                         uint32 k;
 619                                         for (k=j; k<old->dacl->num_aces-1;k++) {
 620                                                 old->dacl->ace[k] = old->dacl->ace[k+1];
 621                                         }
 622                                         old->dacl->num_aces--;
 623                                         if (old->dacl->num_aces == 0) {
 624                                                 SAFE_FREE(old->dacl->ace);
 625                                                 SAFE_FREE(old->dacl);
 626                                                 old->off_dacl = 0;
 627                                         }
 628                                         found = True;
 629                                         break;
 630                                 }
 631                         }
 632
 633                         if (!found) {
 634                                 printf("ACL for ACE:");
 635                                 print_ace(stdout, &sd->dacl->ace[i]);
 636                                 printf(" not found\n");
 637                         }
 638                 }
 639                 break;
 640
 641         case SMB_ACL_MODIFY:
 642                 for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
 643                         BOOL found = False;
 644
 645                         for (j=0;old->dacl && j<old->dacl->num_aces;j++) {
 646                                 if (sid_equal(&sd->dacl->ace[i].trustee,
 647                                               &old->dacl->ace[j].trustee)) {
 648                                         old->dacl->ace[j] = sd->dacl->ace[i];
 649                                         found = True;
 650                                 }
 651                         }
 652
 653                         if (!found) {
 654                                 fstring str;
 655
 656                                 SidToString(str, &sd->dacl->ace[i].trustee);
 657                                 printf("ACL for SID %s not found\n", str);
 658                         }
 659                 }
 660
 661                 break;
 662
 663         case SMB_ACL_ADD:
 664                 for (i=0;sd->dacl && i<sd->dacl->num_aces;i++) {
 665                         add_ace(&old->dacl, &sd->dacl->ace[i]);
 666                 }
 667                 break;
 668
 669         case SMB_ACL_SET:
 670                 old = sd;
 671                 break;
 672         }
 673
 674         /* Denied ACE entries must come before allowed ones */
 675         sort_acl(old->dacl);
 676
 677         /* Create new security descriptor and set it */
 678         sd = make_sec_desc(ctx,old->revision, old->owner_sid, old->grp_sid,
 679                            NULL, old->dacl, &sd_size);
 680
 681         fnum = cli_nt_create(cli, filename, CREATE_ACCESS_WRITE);
 682
 683         if (fnum == -1) {
 684                 printf("cacl_set failed to open %s: %s\n", filename, cli_errstr(cli));
 685                 return EXIT_FAILED;
 686         }
 687
 688         if (!cli_set_secdesc(cli, fnum, sd)) {
 689                 printf("ERROR: secdesc set failed: %s\n", cli_errstr(cli));
 690                 result = EXIT_FAILED;
 691         }
 692
 693         /* Clean up */
 694
 695         cli_close(cli, fnum);
 696
 697         return result;
 698 }
 699
 700
 701 /*****************************************************
 702 return a connection to a server
 703 *******************************************************/
 704 static struct cli_state *connect_one(char *share)
 705 {
 706         struct cli_state *c;
 707         struct in_addr ip;
 708         NTSTATUS nt_status;
 709         zero_ip(&ip);
 710
 711         if (!got_pass) {
 712                 char *pass = getpass("Password: ");
 713                 if (pass) {
 714                         pstrcpy(password, pass);
 715                         got_pass = True;
 716                 }
 717         }
 718
 719         if (NT_STATUS_IS_OK(nt_status = cli_full_connection(&c, global_myname(), server,
 720                                                             &ip, 0,
 721                                                             share, "?????",
 722                                                             username, lp_workgroup(),
 723                                                             password, 0, NULL))) {
 724                 return c;
 725         } else {
 726                 DEBUG(0,("cli_full_connection failed! (%s)\n", nt_errstr(nt_status)));
 727                 return NULL;
 728         }
 729 }
 730
 731
 732 static void usage(void)
 733 {
 734         printf(
 735 "Usage: smbcacls //server1/share1 filename [options]\n\
 736 \n\
 737 \t-D <acls>               delete an acl\n\
 738 \t-M <acls>               modify an acl\n\
 739 \t-A <acls>               add an acl\n\
 740 \t-S <acls>               set acls\n\
 741 \t-C username             change ownership of a file\n\
 742 \t-G username             change group ownership of a file\n\
 743 \t-n                      don't resolve sids or masks to names\n\
 744 \t-h                      print help\n\
 745 \t-d debuglevel           set debug output level\n\
 746 \t-U username             user to autheticate as\n\
 747 \n\
 748 The username can be of the form username%%password or\n\
 749 workgroup\\username%%password.\n\n\
 750 An acl is of the form ACL:<SID>:type/flags/mask\n\
 751 You can string acls together with spaces, commas or newlines\n\
 752 ");
 753 }
 754
 755 /****************************************************************************
 756   main program
 757 ****************************************************************************/
 758  int main(int argc,char *argv[])
 759 {
 760         char *share;
 761         pstring filename;
 762         extern char *optarg;
 763         extern int optind;
 764         int opt;
 765         char *p;
 766         enum acl_mode mode = SMB_ACL_SET;
 767         char *the_acl = NULL;
 768         enum chown_mode change_mode = REQUEST_NONE;
 769         int result;
 770
 771         struct cli_state *cli;
 772
 773         ctx=talloc_init();
 774
 775         setlinebuf(stdout);
 776
 777         dbf = x_stderr;
 778
 779         if (argc < 3 || argv[1][0] == '-') {
 780                 usage();
 781                 talloc_destroy(ctx);
 782                 exit(EXIT_PARSE_ERROR);
 783         }
 784
 785         setup_logging(argv[0],True);
 786
 787         share = argv[1];
 788         pstrcpy(filename, argv[2]);
 789         all_string_sub(share,"/","\\",0);
 790
 791         argc -= 2;
 792         argv += 2;
 793
 794         lp_load(dyn_CONFIGFILE,True,False,False);
 795         load_interfaces();
 796
 797         if (getenv("USER")) {
 798                 pstrcpy(username,getenv("USER"));
 799
 800                 if ((p=strchr_m(username,'%'))) {
 801                         *p = 0;
 802                         pstrcpy(password,p+1);
 803                         got_pass = True;
 804                         memset(strchr_m(getenv("USER"), '%') + 1, 'X',
 805                                strlen(password));
 806                 }
 807         }
 808
 809         while ((opt = getopt(argc, argv, "U:nhS:D:A:M:C:G:td:")) != EOF) {
 810                 switch (opt) {
 811                 case 'U':
 812                         pstrcpy(username,optarg);
 813                         p = strchr_m(username,'%');
 814                         if (p) {
 815                                 *p = 0;
 816                                 pstrcpy(password, p+1);
 817                                 got_pass = 1;
 818                         }
 819                         break;
 820
 821                 case 'S':
 822                         the_acl = optarg;
 823                         mode = SMB_ACL_SET;
 824                         break;
 825
 826                 case 'D':
 827                         the_acl = optarg;
 828                         mode = SMB_ACL_DELETE;
 829                         break;
 830
 831                 case 'M':
 832                         the_acl = optarg;
 833                         mode = SMB_ACL_MODIFY;
 834                         break;
 835
 836                 case 'A':
 837                         the_acl = optarg;
 838                         mode = SMB_ACL_ADD;
 839                         break;
 840
 841                 case 'C':
 842                         pstrcpy(owner_username,optarg);
 843                         change_mode = REQUEST_CHOWN;
 844                         break;
 845
 846                 case 'G':
 847                         pstrcpy(owner_username,optarg);
 848                         change_mode = REQUEST_CHGRP;
 849                         break;
 850
 851                 case 'n':
 852                         numeric = 1;
 853                         break;
 854
 855                 case 't':
 856                         test_args = 1;
 857                         break;
 858
 859                 case 'h':
 860                         usage();
 861                         talloc_destroy(ctx);
 862                         exit(EXIT_PARSE_ERROR);
 863
 864                 case 'd':
 865                         DEBUGLEVEL = atoi(optarg);
 866                         break;
 867
 868                 default:
 869                         printf("Unknown option %c (%d)\n", (char)opt, opt);
 870                         talloc_destroy(ctx);
 871                         exit(EXIT_PARSE_ERROR);
 872                 }
 873         }
 874
 875         argc -= optind;
 876         argv += optind;
 877
 878         if (argc > 0) {
 879                 usage();
 880                 talloc_destroy(ctx);
 881                 exit(EXIT_PARSE_ERROR);
 882         }
 883
 884         /* Make connection to server */
 885
 886         fstrcpy(server,share+2);
 887         share = strchr_m(server,'\\');
 888         if (!share) {
 889                 share = strchr_m(server,'/');
 890                 if (!share) {
 891                         return -1;
 892                 }
 893         }
 894
 895         *share = 0;
 896         share++;
 897
 898         if (!test_args) {
 899                 cli = connect_one(share);
 900                 if (!cli) {
 901                         talloc_destroy(ctx);
 902                         exit(EXIT_FAILED);
 903                 }
 904         } else {
 905                 exit(0);
 906         }
 907
 908         all_string_sub(filename, "/", "\\", 0);
 909         if (filename[0] != '\\') {
 910                 pstring s;
 911                 s[0] = '\\';
 912                 safe_strcpy(&s[1], filename, sizeof(pstring)-1);
 913                 pstrcpy(filename, s);
 914         }
 915
 916         /* Perform requested action */
 917
 918         if (change_mode != REQUEST_NONE) {
 919                 result = owner_set(cli, change_mode, filename, owner_username);
 920         } else if (the_acl) {
 921                 result = cacl_set(cli, filename, the_acl, mode);
 922         } else {
 923                 result = cacl_dump(cli, filename);
 924         }
 925
 926         talloc_destroy(ctx);
 927
 928         return result;
 929 }
 930