source/utils/net_rpc_rights.c

   1 /*
   2    Samba Unix/Linux SMB client library
   3    Distributed SMB/CIFS Server Management Utility
   4    Copyright (C) Gerald (Jerry) Carter          2004
   5    Copyright (C) Guenther Deschner              2008
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "includes.h"
  21 #include "utils/net.h"
  22
  23 /********************************************************************
  24 ********************************************************************/
  25
  26 static NTSTATUS sid_to_name(struct rpc_pipe_client *pipe_hnd,
  27                                 TALLOC_CTX *mem_ctx,
  28                                 DOM_SID *sid,
  29                                 fstring name)
  30 {
  31         POLICY_HND pol;
  32         enum lsa_SidType *sid_types = NULL;
  33         NTSTATUS result;
  34         char **domains = NULL, **names = NULL;
  35
  36         result = rpccli_lsa_open_policy(pipe_hnd, mem_ctx, True,
  37                 SEC_RIGHTS_MAXIMUM_ALLOWED, &pol);
  38
  39         if ( !NT_STATUS_IS_OK(result) )
  40                 return result;
  41
  42         result = rpccli_lsa_lookup_sids(pipe_hnd, mem_ctx, &pol, 1, sid, &domains, &names, &sid_types);
  43
  44         if ( NT_STATUS_IS_OK(result) ) {
  45                 if ( *domains[0] )
  46                         fstr_sprintf( name, "%s\\%s", domains[0], names[0] );
  47                 else
  48                         fstrcpy( name, names[0] );
  49         }
  50
  51         rpccli_lsa_Close(pipe_hnd, mem_ctx, &pol);
  52         return result;
  53 }
  54
  55 /********************************************************************
  56 ********************************************************************/
  57
  58 static NTSTATUS name_to_sid(struct rpc_pipe_client *pipe_hnd,
  59                             TALLOC_CTX *mem_ctx,
  60                             DOM_SID *sid, const char *name)
  61 {
  62         POLICY_HND pol;
  63         enum lsa_SidType *sid_types;
  64         NTSTATUS result;
  65         DOM_SID *sids;
  66
  67         /* maybe its a raw SID */
  68         if ( strncmp(name, "S-", 2) == 0 && string_to_sid(sid, name) ) {
  69                 return NT_STATUS_OK;
  70         }
  71
  72         result = rpccli_lsa_open_policy(pipe_hnd, mem_ctx, True,
  73                 SEC_RIGHTS_MAXIMUM_ALLOWED, &pol);
  74
  75         if ( !NT_STATUS_IS_OK(result) )
  76                 return result;
  77
  78         result = rpccli_lsa_lookup_names(pipe_hnd, mem_ctx, &pol, 1, &name,
  79                                          NULL, 1, &sids, &sid_types);
  80
  81         if ( NT_STATUS_IS_OK(result) )
  82                 sid_copy( sid, &sids[0] );
  83
  84         rpccli_lsa_Close(pipe_hnd, mem_ctx, &pol);
  85         return result;
  86 }
  87
  88 /********************************************************************
  89 ********************************************************************/
  90
  91 static NTSTATUS enum_privileges(struct rpc_pipe_client *pipe_hnd,
  92                                 TALLOC_CTX *ctx,
  93                                 POLICY_HND *pol )
  94 {
  95         NTSTATUS result;
  96         uint32 enum_context = 0;
  97         uint32 pref_max_length=0x1000;
  98         int i;
  99         uint16 lang_id=0;
 100         uint16 lang_id_sys=0;
 101         uint16 lang_id_desc;
 102         struct lsa_StringLarge *description = NULL;
 103         struct lsa_PrivArray priv_array;
 104
 105         result = rpccli_lsa_EnumPrivs(pipe_hnd, ctx,
 106                                       pol,
 107                                       &enum_context,
 108                                       &priv_array,
 109                                       pref_max_length);
 110
 111         if ( !NT_STATUS_IS_OK(result) )
 112                 return result;
 113
 114         /* Print results */
 115
 116         for (i = 0; i < priv_array.count; i++) {
 117
 118                 struct lsa_String lsa_name;
 119
 120                 d_printf("%30s  ",
 121                         priv_array.privs[i].name.string ? priv_array.privs[i].name.string : "*unknown*" );
 122
 123                 /* try to get the description */
 124
 125                 init_lsa_String(&lsa_name, priv_array.privs[i].name.string);
 126
 127                 result = rpccli_lsa_LookupPrivDisplayName(pipe_hnd, ctx,
 128                                                           pol,
 129                                                           &lsa_name,
 130                                                           lang_id,
 131                                                           lang_id_sys,
 132                                                           &description,
 133                                                           &lang_id_desc);
 134
 135                 if (!NT_STATUS_IS_OK(result)) {
 136                         d_printf("??????\n");
 137                         continue;
 138                 }
 139
 140                 d_printf("%s\n", description->string);
 141         }
 142
 143         return NT_STATUS_OK;
 144 }
 145
 146 /********************************************************************
 147 ********************************************************************/
 148
 149 static NTSTATUS check_privilege_for_user(struct rpc_pipe_client *pipe_hnd,
 150                                         TALLOC_CTX *ctx,
 151                                         POLICY_HND *pol,
 152                                         DOM_SID *sid,
 153                                         const char *right)
 154 {
 155         NTSTATUS result;
 156         struct lsa_RightSet rights;
 157         int i;
 158
 159         result = rpccli_lsa_EnumAccountRights(pipe_hnd, ctx,
 160                                               pol,
 161                                               sid,
 162                                               &rights);
 163
 164         if (!NT_STATUS_IS_OK(result)) {
 165                 return result;
 166         }
 167
 168         if (rights.count == 0) {
 169                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
 170         }
 171
 172         for (i = 0; i < rights.count; i++) {
 173                 if (StrCaseCmp(rights.names[i].string, right) == 0) {
 174                         return NT_STATUS_OK;
 175                 }
 176         }
 177
 178         return NT_STATUS_OBJECT_NAME_NOT_FOUND;
 179 }
 180
 181 /********************************************************************
 182 ********************************************************************/
 183
 184 static NTSTATUS enum_privileges_for_user(struct rpc_pipe_client *pipe_hnd,
 185                                         TALLOC_CTX *ctx,
 186                                         POLICY_HND *pol,
 187                                         DOM_SID *sid )
 188 {
 189         NTSTATUS result;
 190         struct lsa_RightSet rights;
 191         int i;
 192
 193         result = rpccli_lsa_EnumAccountRights(pipe_hnd, ctx,
 194                                               pol,
 195                                               sid,
 196                                               &rights);
 197
 198         if (!NT_STATUS_IS_OK(result))
 199                 return result;
 200
 201         if (rights.count == 0) {
 202                 d_printf("No privileges assigned\n");
 203         }
 204
 205         for (i = 0; i < rights.count; i++) {
 206                 printf("%s\n", rights.names[i].string);
 207         }
 208
 209         return NT_STATUS_OK;
 210 }
 211
 212 /********************************************************************
 213 ********************************************************************/
 214
 215 static NTSTATUS enum_accounts_for_privilege(struct rpc_pipe_client *pipe_hnd,
 216                                                 TALLOC_CTX *ctx,
 217                                                 POLICY_HND *pol,
 218                                                 const char *privilege)
 219 {
 220         NTSTATUS result;
 221         uint32 enum_context=0;
 222         uint32 pref_max_length=0x1000;
 223         struct lsa_SidArray sid_array;
 224         int i;
 225         fstring name;
 226
 227         result = rpccli_lsa_EnumAccounts(pipe_hnd, ctx,
 228                                          pol,
 229                                          &enum_context,
 230                                          &sid_array,
 231                                          pref_max_length);
 232
 233         if (!NT_STATUS_IS_OK(result))
 234                 return result;
 235
 236         d_printf("%s:\n", privilege);
 237
 238         for ( i=0; i<sid_array.num_sids; i++ ) {
 239
 240                 result = check_privilege_for_user(pipe_hnd, ctx, pol,
 241                                                   sid_array.sids[i].sid,
 242                                                   privilege);
 243
 244                 if ( ! NT_STATUS_IS_OK(result)) {
 245                         if ( ! NT_STATUS_EQUAL(result, NT_STATUS_OBJECT_NAME_NOT_FOUND)) {
 246                                 return result;
 247                         }
 248                         continue;
 249                 }
 250
 251                 /* try to convert the SID to a name.  Fall back to
 252                    printing the raw SID if necessary */
 253                 result = sid_to_name( pipe_hnd, ctx, sid_array.sids[i].sid, name );
 254                 if ( !NT_STATUS_IS_OK (result) )
 255                         sid_to_fstring(name, sid_array.sids[i].sid);
 256
 257                 d_printf("  %s\n", name);
 258         }
 259
 260         return NT_STATUS_OK;
 261 }
 262
 263 /********************************************************************
 264 ********************************************************************/
 265
 266 static NTSTATUS enum_privileges_for_accounts(struct rpc_pipe_client *pipe_hnd,
 267                                                 TALLOC_CTX *ctx,
 268                                                 POLICY_HND *pol)
 269 {
 270         NTSTATUS result;
 271         uint32 enum_context=0;
 272         uint32 pref_max_length=0x1000;
 273         struct lsa_SidArray sid_array;
 274         int i;
 275         fstring name;
 276
 277         result = rpccli_lsa_EnumAccounts(pipe_hnd, ctx,
 278                                          pol,
 279                                          &enum_context,
 280                                          &sid_array,
 281                                          pref_max_length);
 282
 283         if (!NT_STATUS_IS_OK(result))
 284                 return result;
 285
 286         for ( i=0; i<sid_array.num_sids; i++ ) {
 287
 288                 /* try to convert the SID to a name.  Fall back to
 289                    printing the raw SID if necessary */
 290
 291                 result = sid_to_name(pipe_hnd, ctx, sid_array.sids[i].sid, name);
 292                 if ( !NT_STATUS_IS_OK (result) )
 293                         sid_to_fstring(name, sid_array.sids[i].sid);
 294
 295                 d_printf("%s\n", name);
 296
 297                 result = enum_privileges_for_user(pipe_hnd, ctx, pol,
 298                                                   sid_array.sids[i].sid);
 299                 if ( !NT_STATUS_IS_OK(result) )
 300                         return result;
 301
 302                 d_printf("\n");
 303         }
 304
 305         return NT_STATUS_OK;
 306 }
 307
 308 /********************************************************************
 309 ********************************************************************/
 310
 311 static NTSTATUS rpc_rights_list_internal(const DOM_SID *domain_sid,
 312                                         const char *domain_name,
 313                                         struct cli_state *cli,
 314                                         struct rpc_pipe_client *pipe_hnd,
 315                                         TALLOC_CTX *mem_ctx,
 316                                         int argc,
 317                                         const char **argv )
 318 {
 319         POLICY_HND pol;
 320         NTSTATUS result;
 321         DOM_SID sid;
 322         fstring privname;
 323         struct lsa_String lsa_name;
 324         struct lsa_StringLarge *description = NULL;
 325         uint16 lang_id = 0;
 326         uint16 lang_id_sys = 0;
 327         uint16 lang_id_desc;
 328
 329
 330         result = rpccli_lsa_open_policy(pipe_hnd, mem_ctx, True,
 331                 SEC_RIGHTS_MAXIMUM_ALLOWED, &pol);
 332
 333         if ( !NT_STATUS_IS_OK(result) )
 334                 return result;
 335
 336         /* backwards compatibility; just list available privileges if no arguement */
 337
 338         if (argc == 0) {
 339                 result = enum_privileges(pipe_hnd, mem_ctx, &pol );
 340                 goto done;
 341         }
 342
 343         if (strequal(argv[0], "privileges")) {
 344                 int i = 1;
 345
 346                 if (argv[1] == NULL) {
 347                         result = enum_privileges(pipe_hnd, mem_ctx, &pol );
 348                         goto done;
 349                 }
 350
 351                 while ( argv[i] != NULL ) {
 352                         fstrcpy(privname, argv[i]);
 353                         init_lsa_String(&lsa_name, argv[i]);
 354                         i++;
 355
 356                         /* verify that this is a valid privilege for error reporting */
 357                         result = rpccli_lsa_LookupPrivDisplayName(pipe_hnd, mem_ctx,
 358                                                                   &pol,
 359                                                                   &lsa_name,
 360                                                                   lang_id,
 361                                                                   lang_id_sys,
 362                                                                   &description,
 363                                                                   &lang_id_desc);
 364
 365                         if ( !NT_STATUS_IS_OK(result) ) {
 366                                 if ( NT_STATUS_EQUAL( result, NT_STATUS_NO_SUCH_PRIVILEGE ) )
 367                                         d_fprintf(stderr, "No such privilege exists: %s.\n", privname);
 368                                 else
 369                                         d_fprintf(stderr, "Error resolving privilege display name [%s].\n", nt_errstr(result));
 370                                 continue;
 371                         }
 372
 373                         result = enum_accounts_for_privilege(pipe_hnd, mem_ctx, &pol, privname);
 374                         if (!NT_STATUS_IS_OK(result)) {
 375                                 d_fprintf(stderr, "Error enumerating accounts for privilege %s [%s].\n",
 376                                         privname, nt_errstr(result));
 377                                 continue;
 378                         }
 379                 }
 380                 goto done;
 381         }
 382
 383         /* special case to enumerate all privileged SIDs with associated rights */
 384
 385         if (strequal( argv[0], "accounts")) {
 386                 int i = 1;
 387
 388                 if (argv[1] == NULL) {
 389                         result = enum_privileges_for_accounts(pipe_hnd, mem_ctx, &pol);
 390                         goto done;
 391                 }
 392
 393                 while (argv[i] != NULL) {
 394                         result = name_to_sid(pipe_hnd, mem_ctx, &sid, argv[i]);
 395                         if (!NT_STATUS_IS_OK(result)) {
 396                                 goto done;
 397                         }
 398                         result = enum_privileges_for_user(pipe_hnd, mem_ctx, &pol, &sid);
 399                         if (!NT_STATUS_IS_OK(result)) {
 400                                 goto done;
 401                         }
 402                         i++;
 403                 }
 404                 goto done;
 405         }
 406
 407         /* backward comaptibility: if no keyword provided, treat the key
 408            as an account name */
 409         if (argc > 1) {
 410                 d_printf("Usage: net rpc rights list [[accounts|privileges] [name|SID]]\n");
 411                 result = NT_STATUS_OK;
 412                 goto done;
 413         }
 414
 415         result = name_to_sid(pipe_hnd, mem_ctx, &sid, argv[0]);
 416         if (!NT_STATUS_IS_OK(result)) {
 417                 goto done;
 418         }
 419         result = enum_privileges_for_user(pipe_hnd, mem_ctx, &pol, &sid );
 420
 421 done:
 422         rpccli_lsa_Close(pipe_hnd, mem_ctx, &pol);
 423
 424         return result;
 425 }
 426
 427 /********************************************************************
 428 ********************************************************************/
 429
 430 static NTSTATUS rpc_rights_grant_internal(const DOM_SID *domain_sid,
 431                                         const char *domain_name,
 432                                         struct cli_state *cli,
 433                                         struct rpc_pipe_client *pipe_hnd,
 434                                         TALLOC_CTX *mem_ctx,
 435                                         int argc,
 436                                         const char **argv )
 437 {
 438         POLICY_HND dom_pol;
 439         NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
 440         struct lsa_RightSet rights;
 441         int i;
 442
 443         DOM_SID sid;
 444
 445         if (argc < 2 ) {
 446                 d_printf("Usage: net rpc rights grant <name|SID> <rights...>\n");
 447                 return NT_STATUS_OK;
 448         }
 449
 450         result = name_to_sid(pipe_hnd, mem_ctx, &sid, argv[0]);
 451         if (!NT_STATUS_IS_OK(result))
 452                 return result;
 453
 454         result = rpccli_lsa_open_policy2(pipe_hnd, mem_ctx, True,
 455                                      SEC_RIGHTS_MAXIMUM_ALLOWED,
 456                                      &dom_pol);
 457
 458         if (!NT_STATUS_IS_OK(result))
 459                 return result;
 460
 461         rights.count = argc-1;
 462         rights.names = TALLOC_ARRAY(mem_ctx, struct lsa_StringLarge,
 463                                     rights.count);
 464         if (!rights.names) {
 465                 return NT_STATUS_NO_MEMORY;
 466         }
 467
 468         for (i=0; i<argc-1; i++) {
 469                 init_lsa_StringLarge(&rights.names[i], argv[i+1]);
 470         }
 471
 472         result = rpccli_lsa_AddAccountRights(pipe_hnd, mem_ctx,
 473                                              &dom_pol,
 474                                              &sid,
 475                                              &rights);
 476
 477         if (!NT_STATUS_IS_OK(result))
 478                 goto done;
 479
 480         d_printf("Successfully granted rights.\n");
 481
 482  done:
 483         if ( !NT_STATUS_IS_OK(result) ) {
 484                 d_fprintf(stderr, "Failed to grant privileges for %s (%s)\n",
 485                         argv[0], nt_errstr(result));
 486         }
 487
 488         rpccli_lsa_Close(pipe_hnd, mem_ctx, &dom_pol);
 489
 490         return result;
 491 }
 492
 493 /********************************************************************
 494 ********************************************************************/
 495
 496 static NTSTATUS rpc_rights_revoke_internal(const DOM_SID *domain_sid,
 497                                         const char *domain_name,
 498                                         struct cli_state *cli,
 499                                         struct rpc_pipe_client *pipe_hnd,
 500                                         TALLOC_CTX *mem_ctx,
 501                                         int argc,
 502                                         const char **argv )
 503 {
 504         POLICY_HND dom_pol;
 505         NTSTATUS result = NT_STATUS_UNSUCCESSFUL;
 506         struct lsa_RightSet rights;
 507         DOM_SID sid;
 508         int i;
 509
 510         if (argc < 2 ) {
 511                 d_printf("Usage: net rpc rights revoke <name|SID> <rights...>\n");
 512                 return NT_STATUS_OK;
 513         }
 514
 515         result = name_to_sid(pipe_hnd, mem_ctx, &sid, argv[0]);
 516         if (!NT_STATUS_IS_OK(result))
 517                 return result;
 518
 519         result = rpccli_lsa_open_policy2(pipe_hnd, mem_ctx, True,
 520                                      SEC_RIGHTS_MAXIMUM_ALLOWED,
 521                                      &dom_pol);
 522
 523         if (!NT_STATUS_IS_OK(result))
 524                 return result;
 525
 526         rights.count = argc-1;
 527         rights.names = TALLOC_ARRAY(mem_ctx, struct lsa_StringLarge,
 528                                     rights.count);
 529         if (!rights.names) {
 530                 return NT_STATUS_NO_MEMORY;
 531         }
 532
 533         for (i=0; i<argc-1; i++) {
 534                 init_lsa_StringLarge(&rights.names[i], argv[i+1]);
 535         }
 536
 537         result = rpccli_lsa_RemoveAccountRights(pipe_hnd, mem_ctx,
 538                                                 &dom_pol,
 539                                                 &sid,
 540                                                 false,
 541                                                 &rights);
 542
 543         if (!NT_STATUS_IS_OK(result))
 544                 goto done;
 545
 546         d_printf("Successfully revoked rights.\n");
 547
 548 done:
 549         if ( !NT_STATUS_IS_OK(result) ) {
 550                 d_fprintf(stderr, "Failed to revoke privileges for %s (%s)\n",
 551                         argv[0], nt_errstr(result));
 552         }
 553
 554         rpccli_lsa_Close(pipe_hnd, mem_ctx, &dom_pol);
 555
 556         return result;
 557 }
 558
 559
 560 /********************************************************************
 561 ********************************************************************/
 562
 563 static int rpc_rights_list( int argc, const char **argv )
 564 {
 565         return run_rpc_command( NULL, PI_LSARPC, 0,
 566                 rpc_rights_list_internal, argc, argv );
 567 }
 568
 569 /********************************************************************
 570 ********************************************************************/
 571
 572 static int rpc_rights_grant( int argc, const char **argv )
 573 {
 574         return run_rpc_command( NULL, PI_LSARPC, 0,
 575                 rpc_rights_grant_internal, argc, argv );
 576 }
 577
 578 /********************************************************************
 579 ********************************************************************/
 580
 581 static int rpc_rights_revoke( int argc, const char **argv )
 582 {
 583         return run_rpc_command( NULL, PI_LSARPC, 0,
 584                 rpc_rights_revoke_internal, argc, argv );
 585 }
 586
 587 /********************************************************************
 588 ********************************************************************/
 589
 590 static int net_help_rights( int argc, const char **argv )
 591 {
 592         d_printf("net rpc rights list [{accounts|privileges} [name|SID]]   View available or assigned privileges\n");
 593         d_printf("net rpc rights grant <name|SID> <right>                  Assign privilege[s]\n");
 594         d_printf("net rpc rights revoke <name|SID> <right>                 Revoke privilege[s]\n");
 595
 596         d_printf("\nBoth 'grant' and 'revoke' require a SID and a list of privilege names.\n");
 597         d_printf("For example\n");
 598         d_printf("\n  net rpc rights grant 'VALE\\biddle' SePrintOperatorPrivilege SeDiskOperatorPrivilege\n");
 599         d_printf("\nwould grant the printer admin and disk manager rights to the user 'VALE\\biddle'\n\n");
 600
 601
 602         return -1;
 603 }
 604
 605 /********************************************************************
 606 ********************************************************************/
 607
 608 int net_rpc_rights(int argc, const char **argv)
 609 {
 610         struct functable func[] = {
 611                 {"list", rpc_rights_list},
 612                 {"grant", rpc_rights_grant},
 613                 {"revoke", rpc_rights_revoke},
 614                 {NULL, NULL}
 615         };
 616
 617         if ( argc )
 618                 return net_run_function( argc, argv, func, net_help_rights );
 619
 620         return net_help_rights( argc, argv );
 621 }
 622
 623 static NTSTATUS rpc_sh_rights_list(TALLOC_CTX *mem_ctx, struct rpc_sh_ctx *ctx,
 624                                    struct rpc_pipe_client *pipe_hnd,
 625                                    int argc, const char **argv)
 626 {
 627         return rpc_rights_list_internal(ctx->domain_sid, ctx->domain_name,
 628                                         ctx->cli, pipe_hnd, mem_ctx,
 629                                         argc, argv);
 630 }
 631
 632 static NTSTATUS rpc_sh_rights_grant(TALLOC_CTX *mem_ctx,
 633                                     struct rpc_sh_ctx *ctx,
 634                                     struct rpc_pipe_client *pipe_hnd,
 635                                     int argc, const char **argv)
 636 {
 637         return rpc_rights_grant_internal(ctx->domain_sid, ctx->domain_name,
 638                                          ctx->cli, pipe_hnd, mem_ctx,
 639                                          argc, argv);
 640 }
 641
 642 static NTSTATUS rpc_sh_rights_revoke(TALLOC_CTX *mem_ctx,
 643                                      struct rpc_sh_ctx *ctx,
 644                                      struct rpc_pipe_client *pipe_hnd,
 645                                      int argc, const char **argv)
 646 {
 647         return rpc_rights_revoke_internal(ctx->domain_sid, ctx->domain_name,
 648                                           ctx->cli, pipe_hnd, mem_ctx,
 649                                           argc, argv);
 650 }
 651
 652 struct rpc_sh_cmd *net_rpc_rights_cmds(TALLOC_CTX *mem_ctx,
 653                                        struct rpc_sh_ctx *ctx)
 654 {
 655         static struct rpc_sh_cmd cmds[] = {
 656
 657         { "list", NULL, PI_LSARPC, rpc_sh_rights_list,
 658           "View available or assigned privileges" },
 659
 660         { "grant", NULL, PI_LSARPC, rpc_sh_rights_grant,
 661           "Assign privilege[s]" },
 662
 663         { "revoke", NULL, PI_LSARPC, rpc_sh_rights_revoke,
 664           "Revoke privilege[s]" },
 665
 666         { NULL, NULL, 0, NULL, NULL }
 667         };
 668
 669         return cmds;
 670 }
 671