source3/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 3 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, see <http://www.gnu.org/licenses/>.
  21  */
  22
  23
  24 #include "includes.h"
  25 #include "utils/net.h"
  26
  27 /*********************************************************
  28  Figure out if the input was an NT group or a SID string.
  29  Return the SID.
  30 **********************************************************/
  31 static bool get_sid_from_input(DOM_SID *sid, char *input)
  32 {
  33         GROUP_MAP map;
  34
  35         if (StrnCaseCmp( input, "S-", 2)) {
  36                 /* Perhaps its the NT group name? */
  37                 if (!pdb_getgrnam(&map, input)) {
  38                         printf(_("NT Group %s doesn't exist in mapping DB\n"),
  39                                input);
  40                         return false;
  41                 } else {
  42                         *sid = map.sid;
  43                 }
  44         } else {
  45                 if (!string_to_sid(sid, input)) {
  46                         printf(_("converting sid %s from a string failed!\n"),
  47                                input);
  48                         return false;
  49                 }
  50         }
  51         return true;
  52 }
  53
  54 /*********************************************************
  55  Dump a GROUP_MAP entry to stdout (long or short listing)
  56 **********************************************************/
  57
  58 static void print_map_entry ( GROUP_MAP map, bool long_list )
  59 {
  60         if (!long_list)
  61                 d_printf("%s (%s) -> %s\n", map.nt_name,
  62                          sid_string_tos(&map.sid), gidtoname(map.gid));
  63         else {
  64                 d_printf("%s\n", map.nt_name);
  65                 d_printf(_("\tSID       : %s\n"), sid_string_tos(&map.sid));
  66                 d_printf(_("\tUnix gid  : %u\n"), (unsigned int)map.gid);
  67                 d_printf(_("\tUnix group: %s\n"), gidtoname(map.gid));
  68                 d_printf(_("\tGroup type: %s\n"),
  69                          sid_type_lookup(map.sid_name_use));
  70                 d_printf(_("\tComment   : %s\n"), map.comment);
  71         }
  72
  73 }
  74 /*********************************************************
  75  List the groups.
  76 **********************************************************/
  77 static int net_groupmap_list(struct net_context *c, int argc, const char **argv)
  78 {
  79         size_t entries;
  80         bool long_list = false;
  81         size_t i;
  82         fstring ntgroup = "";
  83         fstring sid_string = "";
  84         const char list_usage_str[] = N_("net groupmap list [verbose] "
  85                                          "[ntgroup=NT group] [sid=SID]\n"
  86                                          "    verbose\tPrint verbose list\n"
  87                                          "    ntgroup\tNT group to list\n"
  88                                          "    sid\tSID of group to list");
  89
  90         if (c->display_usage) {
  91                 d_printf("%s\n%s\n", _("Usage: "), list_usage_str);
  92                 return 0;
  93         }
  94
  95         if (c->opt_verbose || c->opt_long_list_entries)
  96                 long_list = true;
  97
  98         /* get the options */
  99         for ( i=0; i<argc; i++ ) {
 100                 if ( !StrCaseCmp(argv[i], "verbose")) {
 101                         long_list = true;
 102                 }
 103                 else if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 104                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 105                         if ( !ntgroup[0] ) {
 106                                 d_fprintf(stderr, _("must supply a name\n"));
 107                                 return -1;
 108                         }
 109                 }
 110                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 111                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 112                         if ( !sid_string[0] ) {
 113                                 d_fprintf(stderr, _("must supply a SID\n"));
 114                                 return -1;
 115                         }
 116                 }
 117                 else {
 118                         d_fprintf(stderr, _("Bad option: %s\n"), argv[i]);
 119                         d_printf("%s\n%s\n", _("Usage:"), list_usage_str);
 120                         return -1;
 121                 }
 122         }
 123
 124         /* list a single group is given a name */
 125         if ( ntgroup[0] || sid_string[0] ) {
 126                 DOM_SID sid;
 127                 GROUP_MAP map;
 128
 129                 if ( sid_string[0] )
 130                         fstrcpy( ntgroup, sid_string);
 131
 132                 if (!get_sid_from_input(&sid, ntgroup)) {
 133                         return -1;
 134                 }
 135
 136                 /* Get the current mapping from the database */
 137                 if(!pdb_getgrsid(&map, sid)) {
 138                         d_fprintf(stderr,
 139                                   _("Failure to local group SID in the "
 140                                     "database\n"));
 141                         return -1;
 142                 }
 143
 144                 print_map_entry( map, long_list );
 145         }
 146         else {
 147                 GROUP_MAP *map=NULL;
 148                 /* enumerate all group mappings */
 149                 if (!pdb_enum_group_mapping(NULL, SID_NAME_UNKNOWN, &map, &entries, ENUM_ALL_MAPPED))
 150                         return -1;
 151
 152                 for (i=0; i<entries; i++) {
 153                         print_map_entry( map[i], long_list );
 154                 }
 155
 156                 SAFE_FREE(map);
 157         }
 158
 159         return 0;
 160 }
 161
 162 /*********************************************************
 163  Add a new group mapping entry
 164 **********************************************************/
 165
 166 static int net_groupmap_add(struct net_context *c, int argc, const char **argv)
 167 {
 168         DOM_SID sid;
 169         fstring ntgroup = "";
 170         fstring unixgrp = "";
 171         fstring string_sid = "";
 172         fstring type = "";
 173         fstring ntcomment = "";
 174         enum lsa_SidType sid_type = SID_NAME_DOM_GRP;
 175         uint32 rid = 0;
 176         gid_t gid;
 177         int i;
 178         GROUP_MAP map;
 179
 180         const char *name_type;
 181         const char add_usage_str[] = N_("net groupmap add "
 182                                         "{rid=<int>|sid=<string>}"
 183                                         " unixgroup=<string> "
 184                                         "[type=<domain|local|builtin>] "
 185                                         "[ntgroup=<string>] "
 186                                         "[comment=<string>]");
 187
 188         ZERO_STRUCT(map);
 189
 190         /* Default is domain group. */
 191         map.sid_name_use = SID_NAME_DOM_GRP;
 192         name_type = "domain group";
 193
 194         if (c->display_usage) {
 195                 d_printf("%s\n%s\n", _("Usage:\n"), add_usage_str);
 196                 return 0;
 197         }
 198
 199         /* get the options */
 200         for ( i=0; i<argc; i++ ) {
 201                 if ( !StrnCaseCmp(argv[i], "rid", strlen("rid")) ) {
 202                         rid = get_int_param(argv[i]);
 203                         if ( rid < DOMAIN_GROUP_RID_ADMINS ) {
 204                                 d_fprintf(stderr,
 205                                           _("RID must be greater than %d\n"),
 206                                           (uint32)DOMAIN_GROUP_RID_ADMINS-1);
 207                                 return -1;
 208                         }
 209                 }
 210                 else if ( !StrnCaseCmp(argv[i], "unixgroup", strlen("unixgroup")) ) {
 211                         fstrcpy( unixgrp, get_string_param( argv[i] ) );
 212                         if ( !unixgrp[0] ) {
 213                                 d_fprintf(stderr,_( "must supply a name\n"));
 214                                 return -1;
 215                         }
 216                 }
 217                 else if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 218                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 219                         if ( !ntgroup[0] ) {
 220                                 d_fprintf(stderr, _("must supply a name\n"));
 221                                 return -1;
 222                         }
 223                 }
 224                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 225                         fstrcpy( string_sid, get_string_param( argv[i] ) );
 226                         if ( !string_sid[0] ) {
 227                                 d_fprintf(stderr, _("must supply a SID\n"));
 228                                 return -1;
 229                         }
 230                 }
 231                 else if ( !StrnCaseCmp(argv[i], "comment", strlen("comment")) ) {
 232                         fstrcpy( ntcomment, get_string_param( argv[i] ) );
 233                         if ( !ntcomment[0] ) {
 234                                 d_fprintf(stderr,
 235                                           _("must supply a comment string\n"));
 236                                 return -1;
 237                         }
 238                 }
 239                 else if ( !StrnCaseCmp(argv[i], "type", strlen("type")) )  {
 240                         fstrcpy( type, get_string_param( argv[i] ) );
 241                         switch ( type[0] ) {
 242                                 case 'b':
 243                                 case 'B':
 244                                         sid_type = SID_NAME_WKN_GRP;
 245                                         name_type = "wellknown group";
 246                                         break;
 247                                 case 'd':
 248                                 case 'D':
 249                                         sid_type = SID_NAME_DOM_GRP;
 250                                         name_type = "domain group";
 251                                         break;
 252                                 case 'l':
 253                                 case 'L':
 254                                         sid_type = SID_NAME_ALIAS;
 255                                         name_type = "alias (local) group";
 256                                         break;
 257                                 default:
 258                                         d_fprintf(stderr,
 259                                                   _("unknown group type %s\n"),
 260                                                   type);
 261                                         return -1;
 262                         }
 263                 }
 264                 else {
 265                         d_fprintf(stderr, _("Bad option: %s\n"), argv[i]);
 266                         return -1;
 267                 }
 268         }
 269
 270         if ( !unixgrp[0] ) {
 271                 d_printf("%s\n%s\n", _("Usage:\n"), add_usage_str);
 272                 return -1;
 273         }
 274
 275         if ( (gid = nametogid(unixgrp)) == (gid_t)-1 ) {
 276                 d_fprintf(stderr, _("Can't lookup UNIX group %s\n"), unixgrp);
 277                 return -1;
 278         }
 279
 280         {
 281                 if (pdb_getgrgid(&map, gid)) {
 282                         d_printf(_("Unix group %s already mapped to SID %s\n"),
 283                                  unixgrp, sid_string_tos(&map.sid));
 284                         return -1;
 285                 }
 286         }
 287
 288         if ( (rid == 0) && (string_sid[0] == '\0') ) {
 289                 d_printf(_("No rid or sid specified, choosing a RID\n"));
 290                 if (pdb_capabilities() & PDB_CAP_STORE_RIDS) {
 291                         if (!pdb_new_rid(&rid)) {
 292                                 d_printf(_("Could not get new RID\n"));
 293                         }
 294                 } else {
 295                         rid = algorithmic_pdb_gid_to_group_rid(gid);
 296                 }
 297                 d_printf(_("Got RID %d\n"), rid);
 298         }
 299
 300         /* append the rid to our own domain/machine SID if we don't have a full SID */
 301         if ( !string_sid[0] ) {
 302                 sid_compose(&sid, get_global_sam_sid(), rid);
 303                 sid_to_fstring(string_sid, &sid);
 304         }
 305
 306         if (!ntcomment[0]) {
 307                 switch (sid_type) {
 308                 case SID_NAME_WKN_GRP:
 309                         fstrcpy(ntcomment, "Wellknown Unix group");
 310                         break;
 311                 case SID_NAME_DOM_GRP:
 312                         fstrcpy(ntcomment, "Domain Unix group");
 313                         break;
 314                 case SID_NAME_ALIAS:
 315                         fstrcpy(ntcomment, "Local Unix group");
 316                         break;
 317                 default:
 318                         fstrcpy(ntcomment, "Unix group");
 319                         break;
 320                 }
 321         }
 322
 323         if (!ntgroup[0] )
 324                 fstrcpy( ntgroup, unixgrp );
 325
 326         if (!NT_STATUS_IS_OK(add_initial_entry(gid, string_sid, sid_type, ntgroup, ntcomment))) {
 327                 d_fprintf(stderr, _("adding entry for group %s failed!\n"), ntgroup);
 328                 return -1;
 329         }
 330
 331         d_printf(_("Successfully added group %s to the mapping db as a %s\n"),
 332                  ntgroup, name_type);
 333         return 0;
 334 }
 335
 336 static int net_groupmap_modify(struct net_context *c, int argc, const char **argv)
 337 {
 338         DOM_SID sid;
 339         GROUP_MAP map;
 340         fstring ntcomment = "";
 341         fstring type = "";
 342         fstring ntgroup = "";
 343         fstring unixgrp = "";
 344         fstring sid_string = "";
 345         enum lsa_SidType sid_type = SID_NAME_UNKNOWN;
 346         int i;
 347         gid_t gid;
 348         const char modify_usage_str[] = N_("net groupmap modify "
 349                                            "{ntgroup=<string>|sid=<SID>} "
 350                                            "[comment=<string>] "
 351                                            "[unixgroup=<string>] "
 352                                            "[type=<domain|local>]");
 353
 354         if (c->display_usage) {
 355                 d_printf("%s\n%s\n", _("Usage:\n"), modify_usage_str);
 356                 return 0;
 357         }
 358
 359         /* get the options */
 360         for ( i=0; i<argc; i++ ) {
 361                 if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 362                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 363                         if ( !ntgroup[0] ) {
 364                                 d_fprintf(stderr, _("must supply a name\n"));
 365                                 return -1;
 366                         }
 367                 }
 368                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 369                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 370                         if ( !sid_string[0] ) {
 371                                 d_fprintf(stderr, _("must supply a name\n"));
 372                                 return -1;
 373                         }
 374                 }
 375                 else if ( !StrnCaseCmp(argv[i], "comment", strlen("comment")) ) {
 376                         fstrcpy( ntcomment, get_string_param( argv[i] ) );
 377                         if ( !ntcomment[0] ) {
 378                                 d_fprintf(stderr,
 379                                           _("must supply a comment string\n"));
 380                                 return -1;
 381                         }
 382                 }
 383                 else if ( !StrnCaseCmp(argv[i], "unixgroup", strlen("unixgroup")) ) {
 384                         fstrcpy( unixgrp, get_string_param( argv[i] ) );
 385                         if ( !unixgrp[0] ) {
 386                                 d_fprintf(stderr,
 387                                           _("must supply a group name\n"));
 388                                 return -1;
 389                         }
 390                 }
 391                 else if ( !StrnCaseCmp(argv[i], "type", strlen("type")) )  {
 392                         fstrcpy( type, get_string_param( argv[i] ) );
 393                         switch ( type[0] ) {
 394                                 case 'd':
 395                                 case 'D':
 396                                         sid_type = SID_NAME_DOM_GRP;
 397                                         break;
 398                                 case 'l':
 399                                 case 'L':
 400                                         sid_type = SID_NAME_ALIAS;
 401                                         break;
 402                         }
 403                 }
 404                 else {
 405                         d_fprintf(stderr, _("Bad option: %s\n"), argv[i]);
 406                         return -1;
 407                 }
 408         }
 409
 410         if ( !ntgroup[0] && !sid_string[0] ) {
 411                 d_printf("%s\n%s\n", _("Usage:\n"), modify_usage_str);
 412                 return -1;
 413         }
 414
 415         /* give preference to the SID; if both the ntgroup name and SID
 416            are defined, use the SID and assume that the group name could be a
 417            new name */
 418
 419         if ( sid_string[0] ) {
 420                 if (!get_sid_from_input(&sid, sid_string)) {
 421                         return -1;
 422                 }
 423         }
 424         else {
 425                 if (!get_sid_from_input(&sid, ntgroup)) {
 426                         return -1;
 427                 }
 428         }
 429
 430         /* Get the current mapping from the database */
 431         if(!pdb_getgrsid(&map, sid)) {
 432                 d_fprintf(stderr,
 433                          _("Failed to find local group SID in the database\n"));
 434                 return -1;
 435         }
 436
 437         /*
 438          * Allow changing of group type only between domain and local
 439          * We disallow changing Builtin groups !!! (SID problem)
 440          */
 441         if (sid_type == SID_NAME_UNKNOWN) {
 442                 d_fprintf(stderr, _("Can't map to an unknown group type.\n"));
 443                 return -1;
 444         }
 445
 446         if (map.sid_name_use == SID_NAME_WKN_GRP) {
 447                 d_fprintf(stderr,
 448                           _("You can only change between domain and local "
 449                             "groups.\n"));
 450                 return -1;
 451         }
 452
 453         map.sid_name_use=sid_type;
 454
 455         /* Change comment if new one */
 456         if ( ntcomment[0] )
 457                 fstrcpy( map.comment, ntcomment );
 458
 459         if ( ntgroup[0] )
 460                 fstrcpy( map.nt_name, ntgroup );
 461
 462         if ( unixgrp[0] ) {
 463                 gid = nametogid( unixgrp );
 464                 if ( gid == -1 ) {
 465                         d_fprintf(stderr, _("Unable to lookup UNIX group %s.  "
 466                                             "Make sure the group exists.\n"),
 467                                 unixgrp);
 468                         return -1;
 469                 }
 470
 471                 map.gid = gid;
 472         }
 473
 474         if ( !NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map)) ) {
 475                 d_fprintf(stderr, _("Could not update group database\n"));
 476                 return -1;
 477         }
 478
 479         d_printf(_("Updated mapping entry for %s\n"), map.nt_name);
 480
 481         return 0;
 482 }
 483
 484 static int net_groupmap_delete(struct net_context *c, int argc, const char **argv)
 485 {
 486         DOM_SID sid;
 487         fstring ntgroup = "";
 488         fstring sid_string = "";
 489         int i;
 490         const char delete_usage_str[] = N_("net groupmap delete "
 491                                            "{ntgroup=<string>|sid=<SID>}");
 492
 493         if (c->display_usage) {
 494                 d_printf("%s\n%s\n", _("Usage:\n"), delete_usage_str);
 495                 return 0;
 496         }
 497
 498         /* get the options */
 499         for ( i=0; i<argc; i++ ) {
 500                 if ( !StrnCaseCmp(argv[i], "ntgroup", strlen("ntgroup")) ) {
 501                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 502                         if ( !ntgroup[0] ) {
 503                                 d_fprintf(stderr, _("must supply a name\n"));
 504                                 return -1;
 505                         }
 506                 }
 507                 else if ( !StrnCaseCmp(argv[i], "sid", strlen("sid")) ) {
 508                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 509                         if ( !sid_string[0] ) {
 510                                 d_fprintf(stderr, _("must supply a SID\n"));
 511                                 return -1;
 512                         }
 513                 }
 514                 else {
 515                         d_fprintf(stderr, _("Bad option: %s\n"), argv[i]);
 516                         return -1;
 517                 }
 518         }
 519
 520         if ( !ntgroup[0] && !sid_string[0]) {
 521                 d_printf("%s\n%s\n", _("Usage:\n"), delete_usage_str);
 522                 return -1;
 523         }
 524
 525         /* give preference to the SID if we have that */
 526
 527         if ( sid_string[0] )
 528                 fstrcpy( ntgroup, sid_string );
 529
 530         if ( !get_sid_from_input(&sid, ntgroup) ) {
 531                 d_fprintf(stderr, _("Unable to resolve group %s to a SID\n"),
 532                           ntgroup);
 533                 return -1;
 534         }
 535
 536         if ( !NT_STATUS_IS_OK(pdb_delete_group_mapping_entry(sid)) ) {
 537                 d_fprintf(stderr,
 538                           _("Failed to remove group %s from the mapping db!\n"),
 539                           ntgroup);
 540                 return -1;
 541         }
 542
 543         d_printf(_("Sucessfully removed %s from the mapping db\n"), ntgroup);
 544
 545         return 0;
 546 }
 547
 548 static int net_groupmap_set(struct net_context *c, int argc, const char **argv)
 549 {
 550         const char *ntgroup = NULL;
 551         struct group *grp = NULL;
 552         GROUP_MAP map;
 553         bool have_map = false;
 554
 555         if ((argc < 1) || (argc > 2) || c->display_usage) {
 556                 d_printf("%s\n%s",
 557                          _("Usage:"),
 558                          _(" net groupmap set \"NT Group\" "
 559                            "[\"unix group\"] [-C \"comment\"] [-L] [-D]\n"));
 560                 return -1;
 561         }
 562
 563         if ( c->opt_localgroup && c->opt_domaingroup ) {
 564                 d_printf(_("Can only specify -L or -D, not both\n"));
 565                 return -1;
 566         }
 567
 568         ntgroup = argv[0];
 569
 570         if (argc == 2) {
 571                 grp = getgrnam(argv[1]);
 572
 573                 if (grp == NULL) {
 574                         d_fprintf(stderr, _("Could not find unix group %s\n"),
 575                                   argv[1]);
 576                         return -1;
 577                 }
 578         }
 579
 580         have_map = pdb_getgrnam(&map, ntgroup);
 581
 582         if (!have_map) {
 583                 DOM_SID sid;
 584                 have_map = ( (strncmp(ntgroup, "S-", 2) == 0) &&
 585                              string_to_sid(&sid, ntgroup) &&
 586                              pdb_getgrsid(&map, sid) );
 587         }
 588
 589         if (!have_map) {
 590
 591                 /* Ok, add it */
 592
 593                 if (grp == NULL) {
 594                         d_fprintf(stderr,
 595                                   _("Could not find group mapping for %s\n"),
 596                                   ntgroup);
 597                         return -1;
 598                 }
 599
 600                 map.gid = grp->gr_gid;
 601
 602                 if (c->opt_rid == 0) {
 603                         if ( pdb_capabilities() & PDB_CAP_STORE_RIDS ) {
 604                                 if ( !pdb_new_rid((uint32*)&c->opt_rid) ) {
 605                                         d_fprintf( stderr,
 606                                             _("Could not allocate new RID\n"));
 607                                         return -1;
 608                                 }
 609                         } else {
 610                                 c->opt_rid = algorithmic_pdb_gid_to_group_rid(map.gid);
 611                         }
 612                 }
 613
 614                 sid_compose(&map.sid, get_global_sam_sid(), c->opt_rid);
 615
 616                 map.sid_name_use = SID_NAME_DOM_GRP;
 617                 fstrcpy(map.nt_name, ntgroup);
 618                 fstrcpy(map.comment, "");
 619
 620                 if (!NT_STATUS_IS_OK(pdb_add_group_mapping_entry(&map))) {
 621                         d_fprintf(stderr,
 622                                   _("Could not add mapping entry for %s\n"),
 623                                   ntgroup);
 624                         return -1;
 625                 }
 626         }
 627
 628         /* Now we have a mapping entry, update that stuff */
 629
 630         if ( c->opt_localgroup || c->opt_domaingroup ) {
 631                 if (map.sid_name_use == SID_NAME_WKN_GRP) {
 632                         d_fprintf(stderr,
 633                                   _("Can't change type of the BUILTIN "
 634                                     "group %s\n"),
 635                                   map.nt_name);
 636                         return -1;
 637                 }
 638         }
 639
 640         if (c->opt_localgroup)
 641                 map.sid_name_use = SID_NAME_ALIAS;
 642
 643         if (c->opt_domaingroup)
 644                 map.sid_name_use = SID_NAME_DOM_GRP;
 645
 646         /* The case (opt_domaingroup && opt_localgroup) was tested for above */
 647
 648         if ((c->opt_comment != NULL) && (strlen(c->opt_comment) > 0)) {
 649                 fstrcpy(map.comment, c->opt_comment);
 650         }
 651
 652         if ((c->opt_newntname != NULL) && (strlen(c->opt_newntname) > 0)) {
 653                 fstrcpy(map.nt_name, c->opt_newntname);
 654         }
 655
 656         if (grp != NULL)
 657                 map.gid = grp->gr_gid;
 658
 659         if (!NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map))) {
 660                 d_fprintf(stderr, _("Could not update group mapping for %s\n"),
 661                           ntgroup);
 662                 return -1;
 663         }
 664
 665         return 0;
 666 }
 667
 668 static int net_groupmap_cleanup(struct net_context *c, int argc, const char **argv)
 669 {
 670         GROUP_MAP *map = NULL;
 671         size_t i, entries;
 672
 673         if (c->display_usage) {
 674                 d_printf(  "%s\n"
 675                            "net groupmap cleanup\n"
 676                            "    %s\n",
 677                          _("Usage:"),
 678                          _("Delete all group mappings"));
 679                 return 0;
 680         }
 681
 682         if (!pdb_enum_group_mapping(NULL, SID_NAME_UNKNOWN, &map, &entries,
 683                                     ENUM_ALL_MAPPED)) {
 684                 d_fprintf(stderr, _("Could not list group mappings\n"));
 685                 return -1;
 686         }
 687
 688         for (i=0; i<entries; i++) {
 689
 690                 if (map[i].gid == -1)
 691                         printf(_("Group %s is not mapped\n"), map[i].nt_name);
 692
 693                 if (!sid_check_is_in_our_domain(&map[i].sid)) {
 694                         printf(_("Deleting mapping for NT Group %s, sid %s\n"),
 695                                map[i].nt_name,
 696                                sid_string_tos(&map[i].sid));
 697                         pdb_delete_group_mapping_entry(map[i].sid);
 698                 }
 699         }
 700
 701         SAFE_FREE(map);
 702
 703         return 0;
 704 }
 705
 706 static int net_groupmap_addmem(struct net_context *c, int argc, const char **argv)
 707 {
 708         DOM_SID alias, member;
 709
 710         if ( (argc != 2) ||
 711              c->display_usage ||
 712              !string_to_sid(&alias, argv[0]) ||
 713              !string_to_sid(&member, argv[1]) ) {
 714                 d_printf("%s\n%s",
 715                          _("Usage:"),
 716                          _("net groupmap addmem alias-sid member-sid\n"));
 717                 return -1;
 718         }
 719
 720         if (!NT_STATUS_IS_OK(pdb_add_aliasmem(&alias, &member))) {
 721                 d_fprintf(stderr, _("Could not add sid %s to alias %s\n"),
 722                          argv[1], argv[0]);
 723                 return -1;
 724         }
 725
 726         return 0;
 727 }
 728
 729 static int net_groupmap_delmem(struct net_context *c, int argc, const char **argv)
 730 {
 731         DOM_SID alias, member;
 732
 733         if ( (argc != 2) ||
 734              c->display_usage ||
 735              !string_to_sid(&alias, argv[0]) ||
 736              !string_to_sid(&member, argv[1]) ) {
 737                 d_printf("%s\n%s",
 738                          _("Usage:"),
 739                          _("net groupmap delmem alias-sid member-sid\n"));
 740                 return -1;
 741         }
 742
 743         if (!NT_STATUS_IS_OK(pdb_del_aliasmem(&alias, &member))) {
 744                 d_fprintf(stderr, _("Could not delete sid %s from alias %s\n"),
 745                          argv[1], argv[0]);
 746                 return -1;
 747         }
 748
 749         return 0;
 750 }
 751
 752 static int net_groupmap_listmem(struct net_context *c, int argc, const char **argv)
 753 {
 754         DOM_SID alias;
 755         DOM_SID *members;
 756         size_t i, num;
 757
 758         if ( (argc != 1) ||
 759              c->display_usage ||
 760              !string_to_sid(&alias, argv[0]) ) {
 761                 d_printf("%s\n%s",
 762                          _("Usage:"),
 763                          _("net groupmap listmem alias-sid\n"));
 764                 return -1;
 765         }
 766
 767         members = NULL;
 768         num = 0;
 769
 770         if (!NT_STATUS_IS_OK(pdb_enum_aliasmem(&alias, talloc_tos(),
 771                                                &members, &num))) {
 772                 d_fprintf(stderr, _("Could not list members for sid %s\n"),
 773                           argv[0]);
 774                 return -1;
 775         }
 776
 777         for (i = 0; i < num; i++) {
 778                 printf("%s\n", sid_string_tos(&(members[i])));
 779         }
 780
 781         TALLOC_FREE(members);
 782
 783         return 0;
 784 }
 785
 786 static bool print_alias_memberships(TALLOC_CTX *mem_ctx,
 787                                     const DOM_SID *domain_sid,
 788                                     const DOM_SID *member)
 789 {
 790         uint32 *alias_rids;
 791         size_t i, num_alias_rids;
 792
 793         alias_rids = NULL;
 794         num_alias_rids = 0;
 795
 796         if (!NT_STATUS_IS_OK(pdb_enum_alias_memberships(
 797                                      mem_ctx, domain_sid, member, 1,
 798                                      &alias_rids, &num_alias_rids))) {
 799                 d_fprintf(stderr, _("Could not list memberships for sid %s\n"),
 800                          sid_string_tos(member));
 801                 return false;
 802         }
 803
 804         for (i = 0; i < num_alias_rids; i++) {
 805                 DOM_SID alias;
 806                 sid_compose(&alias, domain_sid, alias_rids[i]);
 807                 printf("%s\n", sid_string_tos(&alias));
 808         }
 809
 810         return true;
 811 }
 812
 813 static int net_groupmap_memberships(struct net_context *c, int argc, const char **argv)
 814 {
 815         TALLOC_CTX *mem_ctx;
 816         DOM_SID *domain_sid, member;
 817
 818         if ( (argc != 1) ||
 819              c->display_usage ||
 820              !string_to_sid(&member, argv[0]) ) {
 821                 d_printf("%s\n%s",
 822                          _("Usage:"),
 823                          _("net groupmap memberof sid\n"));
 824                 return -1;
 825         }
 826
 827         mem_ctx = talloc_init("net_groupmap_memberships");
 828         if (mem_ctx == NULL) {
 829                 d_fprintf(stderr, _("talloc_init failed\n"));
 830                 return -1;
 831         }
 832
 833         domain_sid = get_global_sam_sid();
 834         if (domain_sid == NULL) {
 835                 d_fprintf(stderr, _("Could not get domain sid\n"));
 836                 return -1;
 837         }
 838
 839         if (!print_alias_memberships(mem_ctx, domain_sid, &member) ||
 840             !print_alias_memberships(mem_ctx, &global_sid_Builtin, &member))
 841                 return -1;
 842
 843         talloc_destroy(mem_ctx);
 844
 845         return 0;
 846 }
 847
 848 /***********************************************************
 849  migrated functionality from smbgroupedit
 850  **********************************************************/
 851 int net_groupmap(struct net_context *c, int argc, const char **argv)
 852 {
 853         struct functable func[] = {
 854                 {
 855                         "add",
 856                         net_groupmap_add,
 857                         NET_TRANSPORT_LOCAL,
 858                         N_("Create a new group mapping"),
 859                         N_("net groupmap add\n"
 860                            "    Create a new group mapping")
 861                 },
 862                 {
 863                         "modify",
 864                         net_groupmap_modify,
 865                         NET_TRANSPORT_LOCAL,
 866                         N_("Update a group mapping"),
 867                         N_("net groupmap modify\n"
 868                            "    Modify an existing group mapping")
 869                 },
 870                 {
 871                         "delete",
 872                         net_groupmap_delete,
 873                         NET_TRANSPORT_LOCAL,
 874                         N_("Remove a group mapping"),
 875                         N_("net groupmap delete\n"
 876                            "    Remove a group mapping")
 877                 },
 878                 {
 879                         "set",
 880                         net_groupmap_set,
 881                         NET_TRANSPORT_LOCAL,
 882                         N_("Set group mapping"),
 883                         N_("net groupmap set\n"
 884                            "    Set a group mapping")
 885                 },
 886                 {
 887                         "cleanup",
 888                         net_groupmap_cleanup,
 889                         NET_TRANSPORT_LOCAL,
 890                         N_("Remove foreign group mapping entries"),
 891                         N_("net groupmap cleanup\n"
 892                            "    Remove foreign group mapping entries")
 893                 },
 894                 {
 895                         "addmem",
 896                         net_groupmap_addmem,
 897                         NET_TRANSPORT_LOCAL,
 898                         N_("Add a foreign alias member"),
 899                         N_("net groupmap addmem\n"
 900                            "    Add a foreign alias member")
 901                 },
 902                 {
 903                         "delmem",
 904                         net_groupmap_delmem,
 905                         NET_TRANSPORT_LOCAL,
 906                         N_("Delete foreign alias member"),
 907                         N_("net groupmap delmem\n"
 908                            "    Delete foreign alias member")
 909                 },
 910                 {
 911                         "listmem",
 912                         net_groupmap_listmem,
 913                         NET_TRANSPORT_LOCAL,
 914                         N_("List foreign group members"),
 915                         N_("net groupmap listmem\n"
 916                            "    List foreign alias members")
 917                 },
 918                 {
 919                         "memberships",
 920                         net_groupmap_memberships,
 921                         NET_TRANSPORT_LOCAL,
 922                         N_("List foreign group memberships"),
 923                         N_("net groupmap memberships\n"
 924                            "    List foreign group memberships")
 925                 },
 926                 {
 927                         "list",
 928                         net_groupmap_list,
 929                         NET_TRANSPORT_LOCAL,
 930                         N_("List current group map"),
 931                         N_("net groupmap list\n"
 932                            "    List current group map")
 933                 },
 934                 {NULL, NULL, 0, NULL, NULL}
 935         };
 936
 937         return net_run_function(c,argc, argv, "net groupmap", func);
 938 }
 939