source/utils/net_groupmap.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  RPC Pipe client / server routines
   4  *  Copyright (C) Andrew Tridgell              1992-2000,
   5  *  Copyright (C) Jean François Micouleau      1998-2001.
   6  *  Copyright (C) Gerald Carter                2003,
   7  *  Copyright (C) Volker Lendecke              2004
   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
  25 #include "includes.h"
  26 #include "utils/net.h"
  27
  28
  29 /*********************************************************
  30  utility function to parse an integer parameter from
  31  "parameter = value"
  32 **********************************************************/
  33 static uint32 get_int_param( const char* param )
  34 {
  35         char *p;
  36
  37         p = strchr( param, '=' );
  38         if ( !p )
  39                 return 0;
  40
  41         return atoi(p+1);
  42 }
  43
  44 /*********************************************************
  45  utility function to parse an integer parameter from
  46  "parameter = value"
  47 **********************************************************/
  48 static char* get_string_param( const char* param )
  49 {
  50         char *p;
  51
  52         p = strchr( param, '=' );
  53         if ( !p )
  54                 return NULL;
  55
  56         return (p+1);
  57 }
  58
  59 /*********************************************************
  60  Figure out if the input was an NT group or a SID string.
  61  Return the SID.
  62 **********************************************************/
  63 static BOOL get_sid_from_input(DOM_SID *sid, char *input)
  64 {
  65         GROUP_MAP map;
  66
  67         if (StrnCaseCmp( input, "S-", 2)) {
  68                 /* Perhaps its the NT group name? */
  69                 if (!pdb_getgrnam(&map, input)) {
  70                         printf("NT Group %s doesn't exist in mapping DB\n", input);
  71                         return False;
  72                 } else {
  73                         *sid = map.sid;
  74                 }
  75         } else {
  76                 if (!string_to_sid(sid, input)) {
  77                         printf("converting sid %s from a string failed!\n", input);
  78                         return False;
  79                 }
  80         }
  81         return True;
  82 }
  83
  84 /*********************************************************
  85  Dump a GROUP_MAP entry to stdout (long or short listing)
  86 **********************************************************/
  87
  88 static void print_map_entry ( GROUP_MAP map, BOOL long_list )
  89 {
  90         if (!long_list)
  91                 d_printf("%s (%s) -> %s\n", map.nt_name,
  92                          sid_string_static(&map.sid), gidtoname(map.gid));
  93         else {
  94                 d_printf("%s\n", map.nt_name);
  95                 d_printf("\tSID       : %s\n", sid_string_static(&map.sid));
  96                 d_printf("\tUnix gid  : %d\n", map.gid);
  97                 d_printf("\tUnix group: %s\n", gidtoname(map.gid));
  98                 d_printf("\tGroup type: %s\n",
  99                          sid_type_lookup(map.sid_name_use));
 100                 d_printf("\tComment   : %s\n", map.comment);
 101         }
 102
 103 }
 104 /*********************************************************
 105  List the groups.
 106 **********************************************************/
 107 static int net_groupmap_list(int argc, const char **argv)
 108 {
 109         size_t entries;
 110         BOOL long_list = False;
 111         size_t i;
 112         fstring ntgroup = "";
 113         fstring sid_string = "";
 114
 115         if (opt_verbose || opt_long_list_entries)
 116                 long_list = True;
 117
 118         /* get the options */
 119         for ( i=0; i<argc; i++ ) {
 120                 if ( !StrCaseCmp(argv[i], "verbose")) {
 121                         long_list = True;
 122                 }
 123                 else if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 124                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 125                         if ( !ntgroup[0] ) {
 126                                 d_fprintf(stderr, "must supply a name\n");
 127                                 return -1;
 128                         }
 129                 }
 130                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 131                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 132                         if ( !sid_string[0] ) {
 133                                 d_fprintf(stderr, "must supply a SID\n");
 134                                 return -1;
 135                         }
 136                 }
 137                 else {
 138                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 139                         return -1;
 140                 }
 141         }
 142
 143         /* list a single group is given a name */
 144         if ( ntgroup[0] || sid_string[0] ) {
 145                 DOM_SID sid;
 146                 GROUP_MAP map;
 147
 148                 if ( sid_string[0] )
 149                         fstrcpy( ntgroup, sid_string);
 150
 151                 if (!get_sid_from_input(&sid, ntgroup)) {
 152                         return -1;
 153                 }
 154
 155                 /* Get the current mapping from the database */
 156                 if(!pdb_getgrsid(&map, sid)) {
 157                         d_fprintf(stderr, "Failure to local group SID in the database\n");
 158                         return -1;
 159                 }
 160
 161                 print_map_entry( map, long_list );
 162         }
 163         else {
 164                 GROUP_MAP *map=NULL;
 165                 /* enumerate all group mappings */
 166                 if (!pdb_enum_group_mapping(NULL, SID_NAME_UNKNOWN, &map, &entries, ENUM_ALL_MAPPED))
 167                         return -1;
 168
 169                 for (i=0; i<entries; i++) {
 170                         print_map_entry( map[i], long_list );
 171                 }
 172
 173                 SAFE_FREE(map);
 174         }
 175
 176         return 0;
 177 }
 178
 179 /*********************************************************
 180  Add a new group mapping entry
 181 **********************************************************/
 182
 183 static int net_groupmap_add(int argc, const char **argv)
 184 {
 185         DOM_SID sid;
 186         fstring ntgroup = "";
 187         fstring unixgrp = "";
 188         fstring string_sid = "";
 189         fstring type = "";
 190         fstring ntcomment = "";
 191         enum SID_NAME_USE sid_type = SID_NAME_DOM_GRP;
 192         uint32 rid = 0;
 193         gid_t gid;
 194         int i;
 195         const char *name_type = "domain group";
 196
 197         /* get the options */
 198         for ( i=0; i<argc; i++ ) {
 199                 if ( !StrnCaseCmp(argv[i], "rid", strlen("rid")) ) {
 200                         rid = get_int_param(argv[i]);
 201                         if ( rid < DOMAIN_GROUP_RID_ADMINS ) {
 202                                 d_fprintf(stderr, "RID must be greater than %d\n", (uint32)DOMAIN_GROUP_RID_ADMINS-1);
 203                                 return -1;
 204                         }
 205                 }
 206                 else if ( !StrnCaseCmp(argv[i], "unixgroup", strlen("unixgroup")) ) {
 207                         fstrcpy( unixgrp, get_string_param( argv[i] ) );
 208                         if ( !unixgrp[0] ) {
 209                                 d_fprintf(stderr, "must supply a name\n");
 210                                 return -1;
 211                         }
 212                 }
 213                 else if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 214                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 215                         if ( !ntgroup[0] ) {
 216                                 d_fprintf(stderr, "must supply a name\n");
 217                                 return -1;
 218                         }
 219                 }
 220                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 221                         fstrcpy( string_sid, get_string_param( argv[i] ) );
 222                         if ( !string_sid[0] ) {
 223                                 d_fprintf(stderr, "must supply a SID\n");
 224                                 return -1;
 225                         }
 226                 }
 227                 else if ( !StrnCaseCmp(argv[i], "comment", strlen("comment")) ) {
 228                         fstrcpy( ntcomment, get_string_param( argv[i] ) );
 229                         if ( !ntcomment[0] ) {
 230                                 d_fprintf(stderr, "must supply a comment string\n");
 231                                 return -1;
 232                         }
 233                 }
 234                 else if ( !StrnCaseCmp(argv[i], "type", strlen("type")) )  {
 235                         fstrcpy( type, get_string_param( argv[i] ) );
 236                         switch ( type[0] ) {
 237                                 case 'b':
 238                                 case 'B':
 239                                         sid_type = SID_NAME_WKN_GRP;
 240                                         name_type = "wellknown group";
 241                                         break;
 242                                 case 'd':
 243                                 case 'D':
 244                                         sid_type = SID_NAME_DOM_GRP;
 245                                         name_type = "domain group";
 246                                         break;
 247                                 case 'l':
 248                                 case 'L':
 249                                         sid_type = SID_NAME_ALIAS;
 250                                         name_type = "alias (local) group";
 251                                         break;
 252                                 default:
 253                                         d_fprintf(stderr, "unknown group type %s\n", type);
 254                                         return -1;
 255                         }
 256                 }
 257                 else {
 258                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 259                         return -1;
 260                 }
 261         }
 262
 263         if ( !unixgrp[0] ) {
 264                 d_printf("Usage: net groupmap add {rid=<int>|sid=<string>} unixgroup=<string> [type=<domain|local|builtin>] [ntgroup=<string>] [comment=<string>]\n");
 265                 return -1;
 266         }
 267
 268         if ( (gid = nametogid(unixgrp)) == (gid_t)-1 ) {
 269                 d_fprintf(stderr, "Can't lookup UNIX group %s\n", unixgrp);
 270                 return -1;
 271         }
 272
 273         {
 274                 GROUP_MAP map;
 275                 if (pdb_getgrgid(&map, gid)) {
 276                         d_printf("Unix group %s already mapped to SID %s\n",
 277                                  unixgrp, sid_string_static(&map.sid));
 278                         return -1;
 279                 }
 280         }
 281
 282         if ( (rid == 0) && (string_sid[0] == '\0') ) {
 283                 d_printf("No rid or sid specified, choosing a RID\n");
 284                 if (pdb_rid_algorithm()) {
 285                         rid = algorithmic_pdb_gid_to_group_rid(gid);
 286                 } else {
 287                         if (!pdb_new_rid(&rid)) {
 288                                 d_printf("Could not get new RID\n");
 289                         }
 290                 }
 291                 d_printf("Got RID %d\n", rid);
 292         }
 293
 294         /* append the rid to our own domain/machine SID if we don't have a full SID */
 295         if ( !string_sid[0] ) {
 296                 sid_copy(&sid, get_global_sam_sid());
 297                 sid_append_rid(&sid, rid);
 298                 sid_to_string(string_sid, &sid);
 299         }
 300
 301         if (!ntcomment[0]) {
 302                 switch (sid_type) {
 303                 case SID_NAME_WKN_GRP:
 304                         fstrcpy(ntcomment, "Wellknown Unix group");
 305                         break;
 306                 case SID_NAME_DOM_GRP:
 307                         fstrcpy(ntcomment, "Domain Unix group");
 308                         break;
 309                 case SID_NAME_ALIAS:
 310                         fstrcpy(ntcomment, "Local Unix group");
 311                         break;
 312                 default:
 313                         fstrcpy(ntcomment, "Unix group");
 314                         break;
 315                 }
 316         }
 317
 318         if (!ntgroup[0] )
 319                 fstrcpy( ntgroup, unixgrp );
 320
 321
 322         if (!NT_STATUS_IS_OK(add_initial_entry(gid, string_sid, sid_type, ntgroup, ntcomment))) {
 323                 d_fprintf(stderr, "adding entry for group %s failed!\n", ntgroup);
 324                 return -1;
 325         }
 326
 327         d_printf("Successfully added group %s to the mapping db as a %s\n",
 328                 ntgroup, name_type);
 329         return 0;
 330 }
 331
 332 static int net_groupmap_modify(int argc, const char **argv)
 333 {
 334         DOM_SID sid;
 335         GROUP_MAP map;
 336         fstring ntcomment = "";
 337         fstring type = "";
 338         fstring ntgroup = "";
 339         fstring unixgrp = "";
 340         fstring sid_string = "";
 341         enum SID_NAME_USE sid_type = SID_NAME_UNKNOWN;
 342         int i;
 343         gid_t gid;
 344
 345         /* get the options */
 346         for ( i=0; i<argc; i++ ) {
 347                 if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 348                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 349                         if ( !ntgroup[0] ) {
 350                                 d_fprintf(stderr, "must supply a name\n");
 351                                 return -1;
 352                         }
 353                 }
 354                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 355                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 356                         if ( !sid_string[0] ) {
 357                                 d_fprintf(stderr, "must supply a name\n");
 358                                 return -1;
 359                         }
 360                 }
 361                 else if ( !StrnCaseCmp(argv[i], "comment", strlen("comment")) ) {
 362                         fstrcpy( ntcomment, get_string_param( argv[i] ) );
 363                         if ( !ntcomment[0] ) {
 364                                 d_fprintf(stderr, "must supply a comment string\n");
 365                                 return -1;
 366                         }
 367                 }
 368                 else if ( !StrnCaseCmp(argv[i], "unixgroup", strlen("unixgroup")) ) {
 369                         fstrcpy( unixgrp, get_string_param( argv[i] ) );
 370                         if ( !unixgrp[0] ) {
 371                                 d_fprintf(stderr, "must supply a group name\n");
 372                                 return -1;
 373                         }
 374                 }
 375                 else if ( !StrnCaseCmp(argv[i], "type", strlen("type")) )  {
 376                         fstrcpy( type, get_string_param( argv[i] ) );
 377                         switch ( type[0] ) {
 378                                 case 'd':
 379                                 case 'D':
 380                                         sid_type = SID_NAME_DOM_GRP;
 381                                         break;
 382                                 case 'l':
 383                                 case 'L':
 384                                         sid_type = SID_NAME_ALIAS;
 385                                         break;
 386                         }
 387                 }
 388                 else {
 389                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 390                         return -1;
 391                 }
 392         }
 393
 394         if ( !ntgroup[0] && !sid_string[0] ) {
 395                 d_printf("Usage: net groupmap modify {ntgroup=<string>|sid=<SID>} [comment=<string>] [unixgroup=<string>] [type=<domain|local>]\n");
 396                 return -1;
 397         }
 398
 399         /* give preference to the SID; if both the ntgroup name and SID
 400            are defined, use the SID and assume that the group name could be a
 401            new name */
 402
 403         if ( sid_string[0] ) {
 404                 if (!get_sid_from_input(&sid, sid_string)) {
 405                         return -1;
 406                 }
 407         }
 408         else {
 409                 if (!get_sid_from_input(&sid, ntgroup)) {
 410                         return -1;
 411                 }
 412         }
 413
 414         /* Get the current mapping from the database */
 415         if(!pdb_getgrsid(&map, sid)) {
 416                 d_fprintf(stderr, "Failure to local group SID in the database\n");
 417                 return -1;
 418         }
 419
 420         /*
 421          * Allow changing of group type only between domain and local
 422          * We disallow changing Builtin groups !!! (SID problem)
 423          */
 424         if (sid_type == SID_NAME_UNKNOWN) {
 425                 d_fprintf(stderr, "Can't map to an unknown group type.\n");
 426                 return -1;
 427         }
 428
 429         if (map.sid_name_use == SID_NAME_WKN_GRP) {
 430                 d_fprintf(stderr, "You can only change between domain and local groups.\n");
 431                 return -1;
 432         }
 433
 434         map.sid_name_use=sid_type;
 435
 436         /* Change comment if new one */
 437         if ( ntcomment[0] )
 438                 fstrcpy( map.comment, ntcomment );
 439
 440         if ( ntgroup[0] )
 441                 fstrcpy( map.nt_name, ntgroup );
 442
 443         if ( unixgrp[0] ) {
 444                 gid = nametogid( unixgrp );
 445                 if ( gid == -1 ) {
 446                         d_fprintf(stderr, "Unable to lookup UNIX group %s.  Make sure the group exists.\n",
 447                                 unixgrp);
 448                         return -1;
 449                 }
 450
 451                 map.gid = gid;
 452         }
 453
 454         if ( !NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map)) ) {
 455                 d_fprintf(stderr, "Could not update group database\n");
 456                 return -1;
 457         }
 458
 459         d_printf("Updated mapping entry for %s\n", map.nt_name);
 460
 461         return 0;
 462 }
 463
 464 static int net_groupmap_delete(int argc, const char **argv)
 465 {
 466         DOM_SID sid;
 467         fstring ntgroup = "";
 468         fstring sid_string = "";
 469         int i;
 470
 471         /* get the options */
 472         for ( i=0; i<argc; i++ ) {
 473                 if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 474                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 475                         if ( !ntgroup[0] ) {
 476                                 d_fprintf(stderr, "must supply a name\n");
 477                                 return -1;
 478                         }
 479                 }
 480                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 481                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 482                         if ( !sid_string[0] ) {
 483                                 d_fprintf(stderr, "must supply a SID\n");
 484                                 return -1;
 485                         }
 486                 }
 487                 else {
 488                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 489                         return -1;
 490                 }
 491         }
 492
 493         if ( !ntgroup[0] && !sid_string[0]) {
 494                 d_printf("Usage: net groupmap delete {ntgroup=<string>|sid=<SID>}\n");
 495                 return -1;
 496         }
 497
 498         /* give preference to the SID if we have that */
 499
 500         if ( sid_string[0] )
 501                 fstrcpy( ntgroup, sid_string );
 502
 503         if ( !get_sid_from_input(&sid, ntgroup) ) {
 504                 d_fprintf(stderr, "Unable to resolve group %s to a SID\n", ntgroup);
 505                 return -1;
 506         }
 507
 508         if ( !NT_STATUS_IS_OK(pdb_delete_group_mapping_entry(sid)) ) {
 509                 d_fprintf(stderr, "Failed to removing group %s from the mapping db!\n", ntgroup);
 510                 return -1;
 511         }
 512
 513         d_printf("Sucessfully removed %s from the mapping db\n", ntgroup);
 514
 515         return 0;
 516 }
 517
 518 static int net_groupmap_set(int argc, const char **argv)
 519 {
 520         const char *ntgroup = NULL;
 521         struct group *grp = NULL;
 522         GROUP_MAP map;
 523         BOOL have_map = False;
 524
 525         if ((argc < 1) || (argc > 2)) {
 526                 d_printf("Usage: net groupmap set \"NT Group\" "
 527                          "[\"unix group\"] [-C \"comment\"] [-L] [-D]\n");
 528                 return -1;
 529         }
 530
 531         if ( opt_localgroup && opt_domaingroup ) {
 532                 d_printf("Can only specify -L or -D, not both\n");
 533                 return -1;
 534         }
 535
 536         ntgroup = argv[0];
 537
 538         if (argc == 2) {
 539                 grp = getgrnam(argv[1]);
 540
 541                 if (grp == NULL) {
 542                         d_fprintf(stderr, "Could not find unix group %s\n", argv[1]);
 543                         return -1;
 544                 }
 545         }
 546
 547         have_map = pdb_getgrnam(&map, ntgroup);
 548
 549         if (!have_map) {
 550                 DOM_SID sid;
 551                 have_map = ( (strncmp(ntgroup, "S-", 2) == 0) &&
 552                              string_to_sid(&sid, ntgroup) &&
 553                              pdb_getgrsid(&map, sid) );
 554         }
 555
 556         if (!have_map) {
 557
 558                 /* Ok, add it */
 559
 560                 if (grp == NULL) {
 561                         d_fprintf(stderr, "Could not find group mapping for %s\n",
 562                                  ntgroup);
 563                         return -1;
 564                 }
 565
 566                 map.gid = grp->gr_gid;
 567
 568                 if (opt_rid == 0) {
 569                         if ( pdb_rid_algorithm() )
 570                                 opt_rid = algorithmic_pdb_gid_to_group_rid(map.gid);
 571                         else {
 572                                 if ( !pdb_new_rid((uint32*)&opt_rid) ) {
 573                                         d_fprintf( stderr, "Could not allocate new RID\n");
 574                                         return -1;
 575                                 }
 576                         }
 577                 }
 578
 579                 sid_copy(&map.sid, get_global_sam_sid());
 580                 sid_append_rid(&map.sid, opt_rid);
 581
 582                 map.sid_name_use = SID_NAME_DOM_GRP;
 583                 fstrcpy(map.nt_name, ntgroup);
 584                 fstrcpy(map.comment, "");
 585
 586                 if (!NT_STATUS_IS_OK(pdb_add_group_mapping_entry(&map))) {
 587                         d_fprintf(stderr, "Could not add mapping entry for %s\n",
 588                                  ntgroup);
 589                         return -1;
 590                 }
 591         }
 592
 593         /* Now we have a mapping entry, update that stuff */
 594
 595         if ( opt_localgroup || opt_domaingroup ) {
 596                 if (map.sid_name_use == SID_NAME_WKN_GRP) {
 597                         d_fprintf(stderr, "Can't change type of the BUILTIN group %s\n",
 598                                  map.nt_name);
 599                         return -1;
 600                 }
 601         }
 602
 603         if (opt_localgroup)
 604                 map.sid_name_use = SID_NAME_ALIAS;
 605
 606         if (opt_domaingroup)
 607                 map.sid_name_use = SID_NAME_DOM_GRP;
 608
 609         /* The case (opt_domaingroup && opt_localgroup) was tested for above */
 610
 611         if (strlen(opt_comment) > 0)
 612                 fstrcpy(map.comment, opt_comment);
 613
 614         if (strlen(opt_newntname) > 0)
 615                 fstrcpy(map.nt_name, opt_newntname);
 616
 617         if (grp != NULL)
 618                 map.gid = grp->gr_gid;
 619
 620         if (!NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map))) {
 621                 d_fprintf(stderr, "Could not update group mapping for %s\n", ntgroup);
 622                 return -1;
 623         }
 624
 625         return 0;
 626 }
 627
 628 static int net_groupmap_cleanup(int argc, const char **argv)
 629 {
 630         GROUP_MAP *map = NULL;
 631         size_t i, entries;
 632
 633         if (!pdb_enum_group_mapping(NULL, SID_NAME_UNKNOWN, &map, &entries,
 634                                     ENUM_ALL_MAPPED)) {
 635                 d_fprintf(stderr, "Could not list group mappings\n");
 636                 return -1;
 637         }
 638
 639         for (i=0; i<entries; i++) {
 640
 641                 if (map[i].gid == -1)
 642                         printf("Group %s is not mapped\n", map[i].nt_name);
 643
 644                 if (!sid_check_is_in_our_domain(&map[i].sid)) {
 645                         printf("Deleting mapping for NT Group %s, sid %s\n",
 646                                map[i].nt_name,
 647                                sid_string_static(&map[i].sid));
 648                         pdb_delete_group_mapping_entry(map[i].sid);
 649                 }
 650         }
 651
 652         SAFE_FREE(map);
 653
 654         return 0;
 655 }
 656
 657 static int net_groupmap_addmem(int argc, const char **argv)
 658 {
 659         DOM_SID alias, member;
 660
 661         if ( (argc != 2) ||
 662              !string_to_sid(&alias, argv[0]) ||
 663              !string_to_sid(&member, argv[1]) ) {
 664                 d_printf("Usage: net groupmap addmem alias-sid member-sid\n");
 665                 return -1;
 666         }
 667
 668         if (!NT_STATUS_IS_OK(pdb_add_aliasmem(&alias, &member))) {
 669                 d_fprintf(stderr, "Could not add sid %s to alias %s\n",
 670                          argv[1], argv[0]);
 671                 return -1;
 672         }
 673
 674         return 0;
 675 }
 676
 677 static int net_groupmap_delmem(int argc, const char **argv)
 678 {
 679         DOM_SID alias, member;
 680
 681         if ( (argc != 2) ||
 682              !string_to_sid(&alias, argv[0]) ||
 683              !string_to_sid(&member, argv[1]) ) {
 684                 d_printf("Usage: net groupmap delmem alias-sid member-sid\n");
 685                 return -1;
 686         }
 687
 688         if (!NT_STATUS_IS_OK(pdb_del_aliasmem(&alias, &member))) {
 689                 d_fprintf(stderr, "Could not delete sid %s from alias %s\n",
 690                          argv[1], argv[0]);
 691                 return -1;
 692         }
 693
 694         return 0;
 695 }
 696
 697 static int net_groupmap_listmem(int argc, const char **argv)
 698 {
 699         DOM_SID alias;
 700         DOM_SID *members;
 701         size_t i, num;
 702
 703         if ( (argc != 1) ||
 704              !string_to_sid(&alias, argv[0]) ) {
 705                 d_printf("Usage: net groupmap listmem alias-sid\n");
 706                 return -1;
 707         }
 708
 709         members = NULL;
 710         num = 0;
 711
 712         if (!NT_STATUS_IS_OK(pdb_enum_aliasmem(&alias, &members, &num))) {
 713                 d_fprintf(stderr, "Could not list members for sid %s\n", argv[0]);
 714                 return -1;
 715         }
 716
 717         for (i = 0; i < num; i++) {
 718                 printf("%s\n", sid_string_static(&(members[i])));
 719         }
 720
 721         SAFE_FREE(members);
 722
 723         return 0;
 724 }
 725
 726 static BOOL print_alias_memberships(TALLOC_CTX *mem_ctx,
 727                                     const DOM_SID *domain_sid,
 728                                     const DOM_SID *member)
 729 {
 730         uint32 *alias_rids;
 731         size_t i, num_alias_rids;
 732
 733         alias_rids = NULL;
 734         num_alias_rids = 0;
 735
 736         if (!NT_STATUS_IS_OK(pdb_enum_alias_memberships(
 737                                      mem_ctx, domain_sid, member, 1,
 738                                      &alias_rids, &num_alias_rids))) {
 739                 d_fprintf(stderr, "Could not list memberships for sid %s\n",
 740                          sid_string_static(member));
 741                 return False;
 742         }
 743
 744         for (i = 0; i < num_alias_rids; i++) {
 745                 DOM_SID alias;
 746                 sid_copy(&alias, domain_sid);
 747                 sid_append_rid(&alias, alias_rids[i]);
 748                 printf("%s\n", sid_string_static(&alias));
 749         }
 750
 751         return True;
 752 }
 753
 754 static int net_groupmap_memberships(int argc, const char **argv)
 755 {
 756         TALLOC_CTX *mem_ctx;
 757         DOM_SID *domain_sid, *builtin_sid, member;
 758
 759         if ( (argc != 1) ||
 760              !string_to_sid(&member, argv[0]) ) {
 761                 d_printf("Usage: net groupmap memberof sid\n");
 762                 return -1;
 763         }
 764
 765         mem_ctx = talloc_init("net_groupmap_memberships");
 766         if (mem_ctx == NULL) {
 767                 d_fprintf(stderr, "talloc_init failed\n");
 768                 return -1;
 769         }
 770
 771         domain_sid = get_global_sam_sid();
 772         builtin_sid = string_sid_talloc(mem_ctx, "S-1-5-32");
 773         if ((domain_sid == NULL) || (builtin_sid == NULL)) {
 774                 d_fprintf(stderr, "Could not get domain sid\n");
 775                 return -1;
 776         }
 777
 778         if (!print_alias_memberships(mem_ctx, domain_sid, &member) ||
 779             !print_alias_memberships(mem_ctx, builtin_sid, &member))
 780                 return -1;
 781
 782         talloc_destroy(mem_ctx);
 783
 784         return 0;
 785 }
 786
 787 int net_help_groupmap(int argc, const char **argv)
 788 {
 789         d_printf("net groupmap add"\
 790                 "\n  Create a new group mapping\n");
 791         d_printf("net groupmap modify"\
 792                 "\n  Update a group mapping\n");
 793         d_printf("net groupmap delete"\
 794                 "\n  Remove a group mapping\n");
 795         d_printf("net groupmap addmem"\
 796                  "\n  Add a foreign alias member\n");
 797         d_printf("net groupmap delmem"\
 798                  "\n  Delete a foreign alias member\n");
 799         d_printf("net groupmap listmem"\
 800                  "\n  List foreign group members\n");
 801         d_printf("net groupmap memberships"\
 802                  "\n  List foreign group memberships\n");
 803         d_printf("net groupmap list"\
 804                 "\n  List current group map\n");
 805         d_printf("net groupmap set"\
 806                 "\n  Set group mapping\n");
 807         d_printf("net groupmap cleanup"\
 808                 "\n  Remove foreign group mapping entries\n");
 809
 810         return -1;
 811 }
 812
 813
 814 /***********************************************************
 815  migrated functionality from smbgroupedit
 816  **********************************************************/
 817 int net_groupmap(int argc, const char **argv)
 818 {
 819         struct functable func[] = {
 820                 {"add", net_groupmap_add},
 821                 {"modify", net_groupmap_modify},
 822                 {"delete", net_groupmap_delete},
 823                 {"set", net_groupmap_set},
 824                 {"cleanup", net_groupmap_cleanup},
 825                 {"addmem", net_groupmap_addmem},
 826                 {"delmem", net_groupmap_delmem},
 827                 {"listmem", net_groupmap_listmem},
 828                 {"memberships", net_groupmap_memberships},
 829                 {"list", net_groupmap_list},
 830                 {"help", net_help_groupmap},
 831                 {NULL, NULL}
 832         };
 833
 834         /* we shouldn't have silly checks like this */
 835         if (getuid() != 0) {
 836                 d_fprintf(stderr, "You must be root to edit group mappings.\n");
 837                 return -1;
 838         }
 839
 840         if ( argc )
 841                 return net_run_function(argc, argv, func, net_help_groupmap);
 842
 843         return net_help_groupmap( argc, argv );
 844 }
 845