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 lsa_SidType sid_type = SID_NAME_DOM_GRP;
 192         uint32 rid = 0;
 193         gid_t gid;
 194         int i;
 195         GROUP_MAP map;
 196
 197         const char *name_type;
 198
 199         ZERO_STRUCT(map);
 200
 201         /* Default is domain group. */
 202         map.sid_name_use = SID_NAME_DOM_GRP;
 203         name_type = "domain group";
 204
 205         /* get the options */
 206         for ( i=0; i<argc; i++ ) {
 207                 if ( !StrnCaseCmp(argv[i], "rid", strlen("rid")) ) {
 208                         rid = get_int_param(argv[i]);
 209                         if ( rid < DOMAIN_GROUP_RID_ADMINS ) {
 210                                 d_fprintf(stderr, "RID must be greater than %d\n", (uint32)DOMAIN_GROUP_RID_ADMINS-1);
 211                                 return -1;
 212                         }
 213                 }
 214                 else if ( !StrnCaseCmp(argv[i], "unixgroup", strlen("unixgroup")) ) {
 215                         fstrcpy( unixgrp, get_string_param( argv[i] ) );
 216                         if ( !unixgrp[0] ) {
 217                                 d_fprintf(stderr, "must supply a name\n");
 218                                 return -1;
 219                         }
 220                 }
 221                 else if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 222                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 223                         if ( !ntgroup[0] ) {
 224                                 d_fprintf(stderr, "must supply a name\n");
 225                                 return -1;
 226                         }
 227                 }
 228                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 229                         fstrcpy( string_sid, get_string_param( argv[i] ) );
 230                         if ( !string_sid[0] ) {
 231                                 d_fprintf(stderr, "must supply a SID\n");
 232                                 return -1;
 233                         }
 234                 }
 235                 else if ( !StrnCaseCmp(argv[i], "comment", strlen("comment")) ) {
 236                         fstrcpy( ntcomment, get_string_param( argv[i] ) );
 237                         if ( !ntcomment[0] ) {
 238                                 d_fprintf(stderr, "must supply a comment string\n");
 239                                 return -1;
 240                         }
 241                 }
 242                 else if ( !StrnCaseCmp(argv[i], "type", strlen("type")) )  {
 243                         fstrcpy( type, get_string_param( argv[i] ) );
 244                         switch ( type[0] ) {
 245                                 case 'b':
 246                                 case 'B':
 247                                         sid_type = SID_NAME_WKN_GRP;
 248                                         name_type = "wellknown group";
 249                                         break;
 250                                 case 'd':
 251                                 case 'D':
 252                                         sid_type = SID_NAME_DOM_GRP;
 253                                         name_type = "domain group";
 254                                         break;
 255                                 case 'l':
 256                                 case 'L':
 257                                         sid_type = SID_NAME_ALIAS;
 258                                         name_type = "alias (local) group";
 259                                         break;
 260                                 default:
 261                                         d_fprintf(stderr, "unknown group type %s\n", type);
 262                                         return -1;
 263                         }
 264                 }
 265                 else {
 266                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 267                         return -1;
 268                 }
 269         }
 270
 271         if ( !unixgrp[0] ) {
 272                 d_printf("Usage: net groupmap add {rid=<int>|sid=<string>} unixgroup=<string> [type=<domain|local|builtin>] [ntgroup=<string>] [comment=<string>]\n");
 273                 return -1;
 274         }
 275
 276         if ( (gid = nametogid(unixgrp)) == (gid_t)-1 ) {
 277                 d_fprintf(stderr, "Can't lookup UNIX group %s\n", unixgrp);
 278                 return -1;
 279         }
 280
 281         {
 282                 if (pdb_getgrgid(&map, gid)) {
 283                         d_printf("Unix group %s already mapped to SID %s\n",
 284                                  unixgrp, sid_string_static(&map.sid));
 285                         return -1;
 286                 }
 287         }
 288
 289         if ( (rid == 0) && (string_sid[0] == '\0') ) {
 290                 d_printf("No rid or sid specified, choosing a RID\n");
 291                 if (pdb_rid_algorithm()) {
 292                         rid = algorithmic_pdb_gid_to_group_rid(gid);
 293                 } else {
 294                         if (!pdb_new_rid(&rid)) {
 295                                 d_printf("Could not get new RID\n");
 296                         }
 297                 }
 298                 d_printf("Got RID %d\n", rid);
 299         }
 300
 301         /* append the rid to our own domain/machine SID if we don't have a full SID */
 302         if ( !string_sid[0] ) {
 303                 sid_copy(&sid, get_global_sam_sid());
 304                 sid_append_rid(&sid, rid);
 305                 sid_to_string(string_sid, &sid);
 306         }
 307
 308         if (!ntcomment[0]) {
 309                 switch (sid_type) {
 310                 case SID_NAME_WKN_GRP:
 311                         fstrcpy(ntcomment, "Wellknown Unix group");
 312                         break;
 313                 case SID_NAME_DOM_GRP:
 314                         fstrcpy(ntcomment, "Domain Unix group");
 315                         break;
 316                 case SID_NAME_ALIAS:
 317                         fstrcpy(ntcomment, "Local Unix group");
 318                         break;
 319                 default:
 320                         fstrcpy(ntcomment, "Unix group");
 321                         break;
 322                 }
 323         }
 324
 325         if (!ntgroup[0] )
 326                 fstrcpy( ntgroup, unixgrp );
 327
 328
 329         if (!NT_STATUS_IS_OK(add_initial_entry(gid, string_sid, sid_type, ntgroup, ntcomment))) {
 330                 d_fprintf(stderr, "adding entry for group %s failed!\n", ntgroup);
 331                 return -1;
 332         }
 333
 334         d_printf("Successfully added group %s to the mapping db as a %s\n",
 335                  ntgroup, name_type);
 336         return 0;
 337 }
 338
 339 static int net_groupmap_modify(int argc, const char **argv)
 340 {
 341         DOM_SID sid;
 342         GROUP_MAP map;
 343         fstring ntcomment = "";
 344         fstring type = "";
 345         fstring ntgroup = "";
 346         fstring unixgrp = "";
 347         fstring sid_string = "";
 348         enum lsa_SidType sid_type = SID_NAME_UNKNOWN;
 349         int i;
 350         gid_t gid;
 351
 352         /* get the options */
 353         for ( i=0; i<argc; i++ ) {
 354                 if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 355                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 356                         if ( !ntgroup[0] ) {
 357                                 d_fprintf(stderr, "must supply a name\n");
 358                                 return -1;
 359                         }
 360                 }
 361                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 362                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 363                         if ( !sid_string[0] ) {
 364                                 d_fprintf(stderr, "must supply a name\n");
 365                                 return -1;
 366                         }
 367                 }
 368                 else if ( !StrnCaseCmp(argv[i], "comment", strlen("comment")) ) {
 369                         fstrcpy( ntcomment, get_string_param( argv[i] ) );
 370                         if ( !ntcomment[0] ) {
 371                                 d_fprintf(stderr, "must supply a comment string\n");
 372                                 return -1;
 373                         }
 374                 }
 375                 else if ( !StrnCaseCmp(argv[i], "unixgroup", strlen("unixgroup")) ) {
 376                         fstrcpy( unixgrp, get_string_param( argv[i] ) );
 377                         if ( !unixgrp[0] ) {
 378                                 d_fprintf(stderr, "must supply a group name\n");
 379                                 return -1;
 380                         }
 381                 }
 382                 else if ( !StrnCaseCmp(argv[i], "type", strlen("type")) )  {
 383                         fstrcpy( type, get_string_param( argv[i] ) );
 384                         switch ( type[0] ) {
 385                                 case 'd':
 386                                 case 'D':
 387                                         sid_type = SID_NAME_DOM_GRP;
 388                                         break;
 389                                 case 'l':
 390                                 case 'L':
 391                                         sid_type = SID_NAME_ALIAS;
 392                                         break;
 393                         }
 394                 }
 395                 else {
 396                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 397                         return -1;
 398                 }
 399         }
 400
 401         if ( !ntgroup[0] && !sid_string[0] ) {
 402                 d_printf("Usage: net groupmap modify {ntgroup=<string>|sid=<SID>} [comment=<string>] [unixgroup=<string>] [type=<domain|local>]\n");
 403                 return -1;
 404         }
 405
 406         /* give preference to the SID; if both the ntgroup name and SID
 407            are defined, use the SID and assume that the group name could be a
 408            new name */
 409
 410         if ( sid_string[0] ) {
 411                 if (!get_sid_from_input(&sid, sid_string)) {
 412                         return -1;
 413                 }
 414         }
 415         else {
 416                 if (!get_sid_from_input(&sid, ntgroup)) {
 417                         return -1;
 418                 }
 419         }
 420
 421         /* Get the current mapping from the database */
 422         if(!pdb_getgrsid(&map, sid)) {
 423                 d_fprintf(stderr, "Failure to local group SID in the database\n");
 424                 return -1;
 425         }
 426
 427         /*
 428          * Allow changing of group type only between domain and local
 429          * We disallow changing Builtin groups !!! (SID problem)
 430          */
 431         if (sid_type == SID_NAME_UNKNOWN) {
 432                 d_fprintf(stderr, "Can't map to an unknown group type.\n");
 433                 return -1;
 434         }
 435
 436         if (map.sid_name_use == SID_NAME_WKN_GRP) {
 437                 d_fprintf(stderr, "You can only change between domain and local groups.\n");
 438                 return -1;
 439         }
 440
 441         map.sid_name_use=sid_type;
 442
 443         /* Change comment if new one */
 444         if ( ntcomment[0] )
 445                 fstrcpy( map.comment, ntcomment );
 446
 447         if ( ntgroup[0] )
 448                 fstrcpy( map.nt_name, ntgroup );
 449
 450         if ( unixgrp[0] ) {
 451                 gid = nametogid( unixgrp );
 452                 if ( gid == -1 ) {
 453                         d_fprintf(stderr, "Unable to lookup UNIX group %s.  Make sure the group exists.\n",
 454                                 unixgrp);
 455                         return -1;
 456                 }
 457
 458                 map.gid = gid;
 459         }
 460
 461         if ( !NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map)) ) {
 462                 d_fprintf(stderr, "Could not update group database\n");
 463                 return -1;
 464         }
 465
 466         d_printf("Updated mapping entry for %s\n", map.nt_name);
 467
 468         return 0;
 469 }
 470
 471 static int net_groupmap_delete(int argc, const char **argv)
 472 {
 473         DOM_SID sid;
 474         fstring ntgroup = "";
 475         fstring sid_string = "";
 476         int i;
 477
 478         /* get the options */
 479         for ( i=0; i<argc; i++ ) {
 480                 if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 481                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 482                         if ( !ntgroup[0] ) {
 483                                 d_fprintf(stderr, "must supply a name\n");
 484                                 return -1;
 485                         }
 486                 }
 487                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 488                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 489                         if ( !sid_string[0] ) {
 490                                 d_fprintf(stderr, "must supply a SID\n");
 491                                 return -1;
 492                         }
 493                 }
 494                 else {
 495                         d_fprintf(stderr, "Bad option: %s\n", argv[i]);
 496                         return -1;
 497                 }
 498         }
 499
 500         if ( !ntgroup[0] && !sid_string[0]) {
 501                 d_printf("Usage: net groupmap delete {ntgroup=<string>|sid=<SID>}\n");
 502                 return -1;
 503         }
 504
 505         /* give preference to the SID if we have that */
 506
 507         if ( sid_string[0] )
 508                 fstrcpy( ntgroup, sid_string );
 509
 510         if ( !get_sid_from_input(&sid, ntgroup) ) {
 511                 d_fprintf(stderr, "Unable to resolve group %s to a SID\n", ntgroup);
 512                 return -1;
 513         }
 514
 515         if ( !NT_STATUS_IS_OK(pdb_delete_group_mapping_entry(sid)) ) {
 516                 d_fprintf(stderr, "Failed to removing group %s from the mapping db!\n", ntgroup);
 517                 return -1;
 518         }
 519
 520         d_printf("Sucessfully removed %s from the mapping db\n", ntgroup);
 521
 522         return 0;
 523 }
 524
 525 static int net_groupmap_set(int argc, const char **argv)
 526 {
 527         const char *ntgroup = NULL;
 528         struct group *grp = NULL;
 529         GROUP_MAP map;
 530         BOOL have_map = False;
 531
 532         if ((argc < 1) || (argc > 2)) {
 533                 d_printf("Usage: net groupmap set \"NT Group\" "
 534                          "[\"unix group\"] [-C \"comment\"] [-L] [-D]\n");
 535                 return -1;
 536         }
 537
 538         if ( opt_localgroup && opt_domaingroup ) {
 539                 d_printf("Can only specify -L or -D, not both\n");
 540                 return -1;
 541         }
 542
 543         ntgroup = argv[0];
 544
 545         if (argc == 2) {
 546                 grp = getgrnam(argv[1]);
 547
 548                 if (grp == NULL) {
 549                         d_fprintf(stderr, "Could not find unix group %s\n", argv[1]);
 550                         return -1;
 551                 }
 552         }
 553
 554         have_map = pdb_getgrnam(&map, ntgroup);
 555
 556         if (!have_map) {
 557                 DOM_SID sid;
 558                 have_map = ( (strncmp(ntgroup, "S-", 2) == 0) &&
 559                              string_to_sid(&sid, ntgroup) &&
 560                              pdb_getgrsid(&map, sid) );
 561         }
 562
 563         if (!have_map) {
 564
 565                 /* Ok, add it */
 566
 567                 if (grp == NULL) {
 568                         d_fprintf(stderr, "Could not find group mapping for %s\n",
 569                                  ntgroup);
 570                         return -1;
 571                 }
 572
 573                 map.gid = grp->gr_gid;
 574
 575                 if (opt_rid == 0) {
 576                         if ( pdb_rid_algorithm() )
 577                                 opt_rid = algorithmic_pdb_gid_to_group_rid(map.gid);
 578                         else {
 579                                 if ( !pdb_new_rid((uint32*)&opt_rid) ) {
 580                                         d_fprintf( stderr, "Could not allocate new RID\n");
 581                                         return -1;
 582                                 }
 583                         }
 584                 }
 585
 586                 sid_copy(&map.sid, get_global_sam_sid());
 587                 sid_append_rid(&map.sid, opt_rid);
 588
 589                 map.sid_name_use = SID_NAME_DOM_GRP;
 590                 fstrcpy(map.nt_name, ntgroup);
 591                 fstrcpy(map.comment, "");
 592
 593                 if (!NT_STATUS_IS_OK(pdb_add_group_mapping_entry(&map))) {
 594                         d_fprintf(stderr, "Could not add mapping entry for %s\n",
 595                                  ntgroup);
 596                         return -1;
 597                 }
 598         }
 599
 600         /* Now we have a mapping entry, update that stuff */
 601
 602         if ( opt_localgroup || opt_domaingroup ) {
 603                 if (map.sid_name_use == SID_NAME_WKN_GRP) {
 604                         d_fprintf(stderr, "Can't change type of the BUILTIN group %s\n",
 605                                  map.nt_name);
 606                         return -1;
 607                 }
 608         }
 609
 610         if (opt_localgroup)
 611                 map.sid_name_use = SID_NAME_ALIAS;
 612
 613         if (opt_domaingroup)
 614                 map.sid_name_use = SID_NAME_DOM_GRP;
 615
 616         /* The case (opt_domaingroup && opt_localgroup) was tested for above */
 617
 618         if (strlen(opt_comment) > 0)
 619                 fstrcpy(map.comment, opt_comment);
 620
 621         if (strlen(opt_newntname) > 0)
 622                 fstrcpy(map.nt_name, opt_newntname);
 623
 624         if (grp != NULL)
 625                 map.gid = grp->gr_gid;
 626
 627         if (!NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map))) {
 628                 d_fprintf(stderr, "Could not update group mapping for %s\n", ntgroup);
 629                 return -1;
 630         }
 631
 632         return 0;
 633 }
 634
 635 static int net_groupmap_cleanup(int argc, const char **argv)
 636 {
 637         GROUP_MAP *map = NULL;
 638         size_t i, entries;
 639
 640         if (!pdb_enum_group_mapping(NULL, SID_NAME_UNKNOWN, &map, &entries,
 641                                     ENUM_ALL_MAPPED)) {
 642                 d_fprintf(stderr, "Could not list group mappings\n");
 643                 return -1;
 644         }
 645
 646         for (i=0; i<entries; i++) {
 647
 648                 if (map[i].gid == -1)
 649                         printf("Group %s is not mapped\n", map[i].nt_name);
 650
 651                 if (!sid_check_is_in_our_domain(&map[i].sid)) {
 652                         printf("Deleting mapping for NT Group %s, sid %s\n",
 653                                map[i].nt_name,
 654                                sid_string_static(&map[i].sid));
 655                         pdb_delete_group_mapping_entry(map[i].sid);
 656                 }
 657         }
 658
 659         SAFE_FREE(map);
 660
 661         return 0;
 662 }
 663
 664 static int net_groupmap_addmem(int argc, const char **argv)
 665 {
 666         DOM_SID alias, member;
 667
 668         if ( (argc != 2) ||
 669              !string_to_sid(&alias, argv[0]) ||
 670              !string_to_sid(&member, argv[1]) ) {
 671                 d_printf("Usage: net groupmap addmem alias-sid member-sid\n");
 672                 return -1;
 673         }
 674
 675         if (!NT_STATUS_IS_OK(pdb_add_aliasmem(&alias, &member))) {
 676                 d_fprintf(stderr, "Could not add sid %s to alias %s\n",
 677                          argv[1], argv[0]);
 678                 return -1;
 679         }
 680
 681         return 0;
 682 }
 683
 684 static int net_groupmap_delmem(int argc, const char **argv)
 685 {
 686         DOM_SID alias, member;
 687
 688         if ( (argc != 2) ||
 689              !string_to_sid(&alias, argv[0]) ||
 690              !string_to_sid(&member, argv[1]) ) {
 691                 d_printf("Usage: net groupmap delmem alias-sid member-sid\n");
 692                 return -1;
 693         }
 694
 695         if (!NT_STATUS_IS_OK(pdb_del_aliasmem(&alias, &member))) {
 696                 d_fprintf(stderr, "Could not delete sid %s from alias %s\n",
 697                          argv[1], argv[0]);
 698                 return -1;
 699         }
 700
 701         return 0;
 702 }
 703
 704 static int net_groupmap_listmem(int argc, const char **argv)
 705 {
 706         DOM_SID alias;
 707         DOM_SID *members;
 708         size_t i, num;
 709
 710         if ( (argc != 1) ||
 711              !string_to_sid(&alias, argv[0]) ) {
 712                 d_printf("Usage: net groupmap listmem alias-sid\n");
 713                 return -1;
 714         }
 715
 716         members = NULL;
 717         num = 0;
 718
 719         if (!NT_STATUS_IS_OK(pdb_enum_aliasmem(&alias, &members, &num))) {
 720                 d_fprintf(stderr, "Could not list members for sid %s\n", argv[0]);
 721                 return -1;
 722         }
 723
 724         for (i = 0; i < num; i++) {
 725                 printf("%s\n", sid_string_static(&(members[i])));
 726         }
 727
 728         SAFE_FREE(members);
 729
 730         return 0;
 731 }
 732
 733 static BOOL print_alias_memberships(TALLOC_CTX *mem_ctx,
 734                                     const DOM_SID *domain_sid,
 735                                     const DOM_SID *member)
 736 {
 737         uint32 *alias_rids;
 738         size_t i, num_alias_rids;
 739
 740         alias_rids = NULL;
 741         num_alias_rids = 0;
 742
 743         if (!NT_STATUS_IS_OK(pdb_enum_alias_memberships(
 744                                      mem_ctx, domain_sid, member, 1,
 745                                      &alias_rids, &num_alias_rids))) {
 746                 d_fprintf(stderr, "Could not list memberships for sid %s\n",
 747                          sid_string_static(member));
 748                 return False;
 749         }
 750
 751         for (i = 0; i < num_alias_rids; i++) {
 752                 DOM_SID alias;
 753                 sid_copy(&alias, domain_sid);
 754                 sid_append_rid(&alias, alias_rids[i]);
 755                 printf("%s\n", sid_string_static(&alias));
 756         }
 757
 758         return True;
 759 }
 760
 761 static int net_groupmap_memberships(int argc, const char **argv)
 762 {
 763         TALLOC_CTX *mem_ctx;
 764         DOM_SID *domain_sid, *builtin_sid, member;
 765
 766         if ( (argc != 1) ||
 767              !string_to_sid(&member, argv[0]) ) {
 768                 d_printf("Usage: net groupmap memberof sid\n");
 769                 return -1;
 770         }
 771
 772         mem_ctx = talloc_init("net_groupmap_memberships");
 773         if (mem_ctx == NULL) {
 774                 d_fprintf(stderr, "talloc_init failed\n");
 775                 return -1;
 776         }
 777
 778         domain_sid = get_global_sam_sid();
 779         builtin_sid = string_sid_talloc(mem_ctx, "S-1-5-32");
 780         if ((domain_sid == NULL) || (builtin_sid == NULL)) {
 781                 d_fprintf(stderr, "Could not get domain sid\n");
 782                 return -1;
 783         }
 784
 785         if (!print_alias_memberships(mem_ctx, domain_sid, &member) ||
 786             !print_alias_memberships(mem_ctx, builtin_sid, &member))
 787                 return -1;
 788
 789         talloc_destroy(mem_ctx);
 790
 791         return 0;
 792 }
 793
 794 int net_help_groupmap(int argc, const char **argv)
 795 {
 796         d_printf("net groupmap add"\
 797                 "\n  Create a new group mapping\n");
 798         d_printf("net groupmap modify"\
 799                 "\n  Update a group mapping\n");
 800         d_printf("net groupmap delete"\
 801                 "\n  Remove a group mapping\n");
 802         d_printf("net groupmap addmem"\
 803                  "\n  Add a foreign alias member\n");
 804         d_printf("net groupmap delmem"\
 805                  "\n  Delete a foreign alias member\n");
 806         d_printf("net groupmap listmem"\
 807                  "\n  List foreign group members\n");
 808         d_printf("net groupmap memberships"\
 809                  "\n  List foreign group memberships\n");
 810         d_printf("net groupmap list"\
 811                 "\n  List current group map\n");
 812         d_printf("net groupmap set"\
 813                 "\n  Set group mapping\n");
 814         d_printf("net groupmap cleanup"\
 815                 "\n  Remove foreign group mapping entries\n");
 816
 817         return -1;
 818 }
 819
 820
 821 /***********************************************************
 822  migrated functionality from smbgroupedit
 823  **********************************************************/
 824 int net_groupmap(int argc, const char **argv)
 825 {
 826         struct functable func[] = {
 827                 {"add", net_groupmap_add},
 828                 {"modify", net_groupmap_modify},
 829                 {"delete", net_groupmap_delete},
 830                 {"set", net_groupmap_set},
 831                 {"cleanup", net_groupmap_cleanup},
 832                 {"addmem", net_groupmap_addmem},
 833                 {"delmem", net_groupmap_delmem},
 834                 {"listmem", net_groupmap_listmem},
 835                 {"memberships", net_groupmap_memberships},
 836                 {"list", net_groupmap_list},
 837                 {"help", net_help_groupmap},
 838                 {NULL, NULL}
 839         };
 840
 841         /* we shouldn't have silly checks like this */
 842         if (getuid() != 0) {
 843                 d_fprintf(stderr, "You must be root to edit group mappings.\n");
 844                 return -1;
 845         }
 846
 847         if ( argc )
 848                 return net_run_function(argc, argv, func, net_help_groupmap);
 849
 850         return net_help_groupmap( argc, argv );
 851 }
 852