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 "system/passwd.h"
  26 #include "utils/net.h"
  27 #include "../libcli/security/security.h"
  28 #include "passdb.h"
  29
  30 /*********************************************************
  31  Figure out if the input was an NT group or a SID string.
  32  Return the SID.
  33 **********************************************************/
  34 static bool get_sid_from_input(struct dom_sid *sid, char *input)
  35 {
  36         GROUP_MAP map;
  37
  38         if (strncasecmp_m( input, "S-", 2)) {
  39                 /* Perhaps its the NT group name? */
  40                 if (!pdb_getgrnam(&map, input)) {
  41                         printf(_("NT Group %s doesn't exist in mapping DB\n"),
  42                                input);
  43                         return false;
  44                 } else {
  45                         *sid = map.sid;
  46                 }
  47         } else {
  48                 if (!string_to_sid(sid, input)) {
  49                         printf(_("converting sid %s from a string failed!\n"),
  50                                input);
  51                         return false;
  52                 }
  53         }
  54         return true;
  55 }
  56
  57 /*********************************************************
  58  Dump a GROUP_MAP entry to stdout (long or short listing)
  59 **********************************************************/
  60
  61 static void print_map_entry (const GROUP_MAP *map, bool long_list)
  62 {
  63         if (!long_list)
  64                 d_printf("%s (%s) -> %s\n", map->nt_name,
  65                          sid_string_tos(&map->sid), gidtoname(map->gid));
  66         else {
  67                 d_printf("%s\n", map->nt_name);
  68                 d_printf(_("\tSID       : %s\n"), sid_string_tos(&map->sid));
  69                 d_printf(_("\tUnix gid  : %u\n"), (unsigned int)map->gid);
  70                 d_printf(_("\tUnix group: %s\n"), gidtoname(map->gid));
  71                 d_printf(_("\tGroup type: %s\n"),
  72                          sid_type_lookup(map->sid_name_use));
  73                 d_printf(_("\tComment   : %s\n"), map->comment);
  74         }
  75
  76 }
  77 /*********************************************************
  78  List the groups.
  79 **********************************************************/
  80 static int net_groupmap_list(struct net_context *c, int argc, const char **argv)
  81 {
  82         size_t entries;
  83         bool long_list = false;
  84         size_t i;
  85         fstring ntgroup = "";
  86         fstring sid_string = "";
  87         const char list_usage_str[] = N_("net groupmap list [verbose] "
  88                                          "[ntgroup=NT group] [sid=SID]\n"
  89                                          "    verbose\tPrint verbose list\n"
  90                                          "    ntgroup\tNT group to list\n"
  91                                          "    sid\tSID of group to list");
  92
  93         if (c->display_usage) {
  94                 d_printf("%s\n%s\n", _("Usage: "), list_usage_str);
  95                 return 0;
  96         }
  97
  98         if (c->opt_verbose || c->opt_long_list_entries)
  99                 long_list = true;
 100
 101         /* get the options */
 102         for ( i=0; i<argc; i++ ) {
 103                 if ( !strcasecmp_m(argv[i], "verbose")) {
 104                         long_list = true;
 105                 }
 106                 else if ( !strncasecmp_m(argv[i], "ntgroup", strlen("ntgroup")) ) {
 107                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 108                         if ( !ntgroup[0] ) {
 109                                 d_fprintf(stderr, _("must supply a name\n"));
 110                                 return -1;
 111                         }
 112                 }
 113                 else if ( !strncasecmp_m(argv[i], "sid", strlen("sid")) ) {
 114                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 115                         if ( !sid_string[0] ) {
 116                                 d_fprintf(stderr, _("must supply a SID\n"));
 117                                 return -1;
 118                         }
 119                 }
 120                 else {
 121                         d_fprintf(stderr, _("Bad option: %s\n"), argv[i]);
 122                         d_printf("%s\n%s\n", _("Usage:"), list_usage_str);
 123                         return -1;
 124                 }
 125         }
 126
 127         /* list a single group is given a name */
 128         if ( ntgroup[0] || sid_string[0] ) {
 129                 struct dom_sid sid;
 130                 GROUP_MAP map;
 131
 132                 if ( sid_string[0] )
 133                         strlcpy(ntgroup, sid_string, sizeof(ntgroup));
 134
 135                 if (!get_sid_from_input(&sid, ntgroup)) {
 136                         return -1;
 137                 }
 138
 139                 /* Get the current mapping from the database */
 140                 if(!pdb_getgrsid(&map, sid)) {
 141                         d_fprintf(stderr,
 142                                   _("Failure to local group SID in the "
 143                                     "database\n"));
 144                         return -1;
 145                 }
 146
 147                 print_map_entry(&map, long_list );
 148         }
 149         else {
 150                 GROUP_MAP *map=NULL;
 151                 /* enumerate all group mappings */
 152                 if (!pdb_enum_group_mapping(NULL, SID_NAME_UNKNOWN, &map, &entries, ENUM_ALL_MAPPED))
 153                         return -1;
 154
 155                 for (i=0; i<entries; i++) {
 156                         print_map_entry(&map[i], long_list);
 157                 }
 158
 159                 SAFE_FREE(map);
 160         }
 161
 162         return 0;
 163 }
 164
 165 /*********************************************************
 166  Add a new group mapping entry
 167 **********************************************************/
 168
 169 static int net_groupmap_add(struct net_context *c, int argc, const char **argv)
 170 {
 171         struct dom_sid sid;
 172         fstring ntgroup = "";
 173         fstring unixgrp = "";
 174         fstring string_sid = "";
 175         fstring type = "";
 176         fstring ntcomment = "";
 177         enum lsa_SidType sid_type = SID_NAME_DOM_GRP;
 178         uint32 rid = 0;
 179         gid_t gid;
 180         int i;
 181         GROUP_MAP map;
 182
 183         const char *name_type;
 184         const char add_usage_str[] = N_("net groupmap add "
 185                                         "{rid=<int>|sid=<string>}"
 186                                         " unixgroup=<string> "
 187                                         "[type=<domain|local|builtin>] "
 188                                         "[ntgroup=<string>] "
 189                                         "[comment=<string>]");
 190
 191         ZERO_STRUCT(map);
 192
 193         /* Default is domain group. */
 194         map.sid_name_use = SID_NAME_DOM_GRP;
 195         name_type = "domain group";
 196
 197         if (c->display_usage) {
 198                 d_printf("%s\n%s\n", _("Usage:\n"), add_usage_str);
 199                 return 0;
 200         }
 201
 202         /* get the options */
 203         for ( i=0; i<argc; i++ ) {
 204                 if ( !strncasecmp_m(argv[i], "rid", strlen("rid")) ) {
 205                         rid = get_int_param(argv[i]);
 206                         if ( rid < DOMAIN_RID_ADMINS ) {
 207                                 d_fprintf(stderr,
 208                                           _("RID must be greater than %d\n"),
 209                                           (uint32)DOMAIN_RID_ADMINS-1);
 210                                 return -1;
 211                         }
 212                 }
 213                 else if ( !strncasecmp_m(argv[i], "unixgroup", strlen("unixgroup")) ) {
 214                         fstrcpy( unixgrp, get_string_param( argv[i] ) );
 215                         if ( !unixgrp[0] ) {
 216                                 d_fprintf(stderr,_( "must supply a name\n"));
 217                                 return -1;
 218                         }
 219                 }
 220                 else if ( !strncasecmp_m(argv[i], "ntgroup", strlen("ntgroup")) ) {
 221                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 222                         if ( !ntgroup[0] ) {
 223                                 d_fprintf(stderr, _("must supply a name\n"));
 224                                 return -1;
 225                         }
 226                 }
 227                 else if ( !strncasecmp_m(argv[i], "sid", strlen("sid")) ) {
 228                         fstrcpy( string_sid, get_string_param( argv[i] ) );
 229                         if ( !string_sid[0] ) {
 230                                 d_fprintf(stderr, _("must supply a SID\n"));
 231                                 return -1;
 232                         }
 233                 }
 234                 else if ( !strncasecmp_m(argv[i], "comment", strlen("comment")) ) {
 235                         fstrcpy( ntcomment, get_string_param( argv[i] ) );
 236                         if ( !ntcomment[0] ) {
 237                                 d_fprintf(stderr,
 238                                           _("must supply a comment string\n"));
 239                                 return -1;
 240                         }
 241                 }
 242                 else if ( !strncasecmp_m(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,
 262                                                   _("unknown group type %s\n"),
 263                                                   type);
 264                                         return -1;
 265                         }
 266                 }
 267                 else {
 268                         d_fprintf(stderr, _("Bad option: %s\n"), argv[i]);
 269                         return -1;
 270                 }
 271         }
 272
 273         if ( !unixgrp[0] ) {
 274                 d_printf("%s\n%s\n", _("Usage:\n"), add_usage_str);
 275                 return -1;
 276         }
 277
 278         if ( (gid = nametogid(unixgrp)) == (gid_t)-1 ) {
 279                 d_fprintf(stderr, _("Can't lookup UNIX group %s\n"), unixgrp);
 280                 return -1;
 281         }
 282
 283         {
 284                 if (pdb_getgrgid(&map, gid)) {
 285                         d_printf(_("Unix group %s already mapped to SID %s\n"),
 286                                  unixgrp, sid_string_tos(&map.sid));
 287                         return -1;
 288                 }
 289         }
 290
 291         if ( (rid == 0) && (string_sid[0] == '\0') ) {
 292                 d_printf(_("No rid or sid specified, choosing a RID\n"));
 293                 if (pdb_capabilities() & PDB_CAP_STORE_RIDS) {
 294                         if (!pdb_new_rid(&rid)) {
 295                                 d_printf(_("Could not get new RID\n"));
 296                         }
 297                 } else {
 298                         rid = algorithmic_pdb_gid_to_group_rid(gid);
 299                 }
 300                 d_printf(_("Got RID %d\n"), rid);
 301         }
 302
 303         /* append the rid to our own domain/machine SID if we don't have a full SID */
 304         if ( !string_sid[0] ) {
 305                 sid_compose(&sid, get_global_sam_sid(), rid);
 306                 sid_to_fstring(string_sid, &sid);
 307         }
 308
 309         if (!ntcomment[0]) {
 310                 switch (sid_type) {
 311                 case SID_NAME_WKN_GRP:
 312                         fstrcpy(ntcomment, "Wellknown Unix group");
 313                         break;
 314                 case SID_NAME_DOM_GRP:
 315                         fstrcpy(ntcomment, "Domain Unix group");
 316                         break;
 317                 case SID_NAME_ALIAS:
 318                         fstrcpy(ntcomment, "Local Unix group");
 319                         break;
 320                 default:
 321                         fstrcpy(ntcomment, "Unix group");
 322                         break;
 323                 }
 324         }
 325
 326         if (!ntgroup[0] )
 327                 strlcpy(ntgroup, unixgrp, sizeof(ntgroup));
 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(struct net_context *c, int argc, const char **argv)
 340 {
 341         struct 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         const char modify_usage_str[] = N_("net groupmap modify "
 352                                            "{ntgroup=<string>|sid=<SID>} "
 353                                            "[comment=<string>] "
 354                                            "[unixgroup=<string>] "
 355                                            "[type=<domain|local>]");
 356
 357         if (c->display_usage) {
 358                 d_printf("%s\n%s\n", _("Usage:\n"), modify_usage_str);
 359                 return 0;
 360         }
 361
 362         /* get the options */
 363         for ( i=0; i<argc; i++ ) {
 364                 if ( !strncasecmp_m(argv[i], "ntgroup", strlen("ntgroup")) ) {
 365                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 366                         if ( !ntgroup[0] ) {
 367                                 d_fprintf(stderr, _("must supply a name\n"));
 368                                 return -1;
 369                         }
 370                 }
 371                 else if ( !strncasecmp_m(argv[i], "sid", strlen("sid")) ) {
 372                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 373                         if ( !sid_string[0] ) {
 374                                 d_fprintf(stderr, _("must supply a name\n"));
 375                                 return -1;
 376                         }
 377                 }
 378                 else if ( !strncasecmp_m(argv[i], "comment", strlen("comment")) ) {
 379                         fstrcpy( ntcomment, get_string_param( argv[i] ) );
 380                         if ( !ntcomment[0] ) {
 381                                 d_fprintf(stderr,
 382                                           _("must supply a comment string\n"));
 383                                 return -1;
 384                         }
 385                 }
 386                 else if ( !strncasecmp_m(argv[i], "unixgroup", strlen("unixgroup")) ) {
 387                         fstrcpy( unixgrp, get_string_param( argv[i] ) );
 388                         if ( !unixgrp[0] ) {
 389                                 d_fprintf(stderr,
 390                                           _("must supply a group name\n"));
 391                                 return -1;
 392                         }
 393                 }
 394                 else if ( !strncasecmp_m(argv[i], "type", strlen("type")) )  {
 395                         fstrcpy( type, get_string_param( argv[i] ) );
 396                         switch ( type[0] ) {
 397                                 case 'd':
 398                                 case 'D':
 399                                         sid_type = SID_NAME_DOM_GRP;
 400                                         break;
 401                                 case 'l':
 402                                 case 'L':
 403                                         sid_type = SID_NAME_ALIAS;
 404                                         break;
 405                         }
 406                 }
 407                 else {
 408                         d_fprintf(stderr, _("Bad option: %s\n"), argv[i]);
 409                         return -1;
 410                 }
 411         }
 412
 413         if ( !ntgroup[0] && !sid_string[0] ) {
 414                 d_printf("%s\n%s\n", _("Usage:\n"), modify_usage_str);
 415                 return -1;
 416         }
 417
 418         /* give preference to the SID; if both the ntgroup name and SID
 419            are defined, use the SID and assume that the group name could be a
 420            new name */
 421
 422         if ( sid_string[0] ) {
 423                 if (!get_sid_from_input(&sid, sid_string)) {
 424                         return -1;
 425                 }
 426         }
 427         else {
 428                 if (!get_sid_from_input(&sid, ntgroup)) {
 429                         return -1;
 430                 }
 431         }
 432
 433         /* Get the current mapping from the database */
 434         if(!pdb_getgrsid(&map, sid)) {
 435                 d_fprintf(stderr,
 436                          _("Failed to find local group SID in the database\n"));
 437                 return -1;
 438         }
 439
 440         /*
 441          * Allow changing of group type only between domain and local
 442          * We disallow changing Builtin groups !!! (SID problem)
 443          */
 444         if (sid_type == SID_NAME_UNKNOWN) {
 445                 d_fprintf(stderr, _("Can't map to an unknown group type.\n"));
 446                 return -1;
 447         }
 448
 449         if (map.sid_name_use == SID_NAME_WKN_GRP) {
 450                 d_fprintf(stderr,
 451                           _("You can only change between domain and local "
 452                             "groups.\n"));
 453                 return -1;
 454         }
 455
 456         map.sid_name_use=sid_type;
 457
 458         /* Change comment if new one */
 459         if ( ntcomment[0] )
 460                 strlcpy(map.comment, ntcomment, sizeof(map.comment));
 461
 462         if ( ntgroup[0] )
 463                 strlcpy(map.nt_name, ntgroup, sizeof(map.nt_name));
 464
 465         if ( unixgrp[0] ) {
 466                 gid = nametogid( unixgrp );
 467                 if ( gid == -1 ) {
 468                         d_fprintf(stderr, _("Unable to lookup UNIX group %s.  "
 469                                             "Make sure the group exists.\n"),
 470                                 unixgrp);
 471                         return -1;
 472                 }
 473
 474                 map.gid = gid;
 475         }
 476
 477         if ( !NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map)) ) {
 478                 d_fprintf(stderr, _("Could not update group database\n"));
 479                 return -1;
 480         }
 481
 482         d_printf(_("Updated mapping entry for %s\n"), map.nt_name);
 483
 484         return 0;
 485 }
 486
 487 static int net_groupmap_delete(struct net_context *c, int argc, const char **argv)
 488 {
 489         struct dom_sid sid;
 490         fstring ntgroup = "";
 491         fstring sid_string = "";
 492         int i;
 493         const char delete_usage_str[] = N_("net groupmap delete "
 494                                            "{ntgroup=<string>|sid=<SID>}");
 495
 496         if (c->display_usage) {
 497                 d_printf("%s\n%s\n", _("Usage:\n"), delete_usage_str);
 498                 return 0;
 499         }
 500
 501         /* get the options */
 502         for ( i=0; i<argc; i++ ) {
 503                 if ( !strncasecmp_m(argv[i], "ntgroup", strlen("ntgroup")) ) {
 504                         fstrcpy( ntgroup, get_string_param( argv[i] ) );
 505                         if ( !ntgroup[0] ) {
 506                                 d_fprintf(stderr, _("must supply a name\n"));
 507                                 return -1;
 508                         }
 509                 }
 510                 else if ( !strncasecmp_m(argv[i], "sid", strlen("sid")) ) {
 511                         fstrcpy( sid_string, get_string_param( argv[i] ) );
 512                         if ( !sid_string[0] ) {
 513                                 d_fprintf(stderr, _("must supply a SID\n"));
 514                                 return -1;
 515                         }
 516                 }
 517                 else {
 518                         d_fprintf(stderr, _("Bad option: %s\n"), argv[i]);
 519                         return -1;
 520                 }
 521         }
 522
 523         if ( !ntgroup[0] && !sid_string[0]) {
 524                 d_printf("%s\n%s\n", _("Usage:\n"), delete_usage_str);
 525                 return -1;
 526         }
 527
 528         /* give preference to the SID if we have that */
 529
 530         if ( sid_string[0] )
 531                 strlcpy(ntgroup, sid_string, sizeof(ntgroup));
 532
 533         if ( !get_sid_from_input(&sid, ntgroup) ) {
 534                 d_fprintf(stderr, _("Unable to resolve group %s to a SID\n"),
 535                           ntgroup);
 536                 return -1;
 537         }
 538
 539         if ( !NT_STATUS_IS_OK(pdb_delete_group_mapping_entry(sid)) ) {
 540                 d_fprintf(stderr,
 541                           _("Failed to remove group %s from the mapping db!\n"),
 542                           ntgroup);
 543                 return -1;
 544         }
 545
 546         d_printf(_("Sucessfully removed %s from the mapping db\n"), ntgroup);
 547
 548         return 0;
 549 }
 550
 551 static int net_groupmap_set(struct net_context *c, int argc, const char **argv)
 552 {
 553         const char *ntgroup = NULL;
 554         struct group *grp = NULL;
 555         GROUP_MAP map;
 556         bool have_map = false;
 557
 558         if ((argc < 1) || (argc > 2) || c->display_usage) {
 559                 d_printf("%s\n%s",
 560                          _("Usage:"),
 561                          _(" net groupmap set \"NT Group\" "
 562                            "[\"unix group\"] [-C \"comment\"] [-L] [-D]\n"));
 563                 return -1;
 564         }
 565
 566         if ( c->opt_localgroup && c->opt_domaingroup ) {
 567                 d_printf(_("Can only specify -L or -D, not both\n"));
 568                 return -1;
 569         }
 570
 571         ntgroup = argv[0];
 572
 573         if (argc == 2) {
 574                 grp = getgrnam(argv[1]);
 575
 576                 if (grp == NULL) {
 577                         d_fprintf(stderr, _("Could not find unix group %s\n"),
 578                                   argv[1]);
 579                         return -1;
 580                 }
 581         }
 582
 583         have_map = pdb_getgrnam(&map, ntgroup);
 584
 585         if (!have_map) {
 586                 struct dom_sid sid;
 587                 have_map = ( (strncmp(ntgroup, "S-", 2) == 0) &&
 588                              string_to_sid(&sid, ntgroup) &&
 589                              pdb_getgrsid(&map, sid) );
 590         }
 591
 592         if (!have_map) {
 593
 594                 /* Ok, add it */
 595
 596                 if (grp == NULL) {
 597                         d_fprintf(stderr,
 598                                   _("Could not find group mapping for %s\n"),
 599                                   ntgroup);
 600                         return -1;
 601                 }
 602
 603                 map.gid = grp->gr_gid;
 604
 605                 if (c->opt_rid == 0) {
 606                         if ( pdb_capabilities() & PDB_CAP_STORE_RIDS ) {
 607                                 if ( !pdb_new_rid((uint32*)&c->opt_rid) ) {
 608                                         d_fprintf( stderr,
 609                                             _("Could not allocate new RID\n"));
 610                                         return -1;
 611                                 }
 612                         } else {
 613                                 c->opt_rid = algorithmic_pdb_gid_to_group_rid(map.gid);
 614                         }
 615                 }
 616
 617                 sid_compose(&map.sid, get_global_sam_sid(), c->opt_rid);
 618
 619                 map.sid_name_use = SID_NAME_DOM_GRP;
 620                 fstrcpy(map.nt_name, ntgroup);
 621                 fstrcpy(map.comment, "");
 622
 623                 if (!NT_STATUS_IS_OK(pdb_add_group_mapping_entry(&map))) {
 624                         d_fprintf(stderr,
 625                                   _("Could not add mapping entry for %s\n"),
 626                                   ntgroup);
 627                         return -1;
 628                 }
 629         }
 630
 631         /* Now we have a mapping entry, update that stuff */
 632
 633         if ( c->opt_localgroup || c->opt_domaingroup ) {
 634                 if (map.sid_name_use == SID_NAME_WKN_GRP) {
 635                         d_fprintf(stderr,
 636                                   _("Can't change type of the BUILTIN "
 637                                     "group %s\n"),
 638                                   map.nt_name);
 639                         return -1;
 640                 }
 641         }
 642
 643         if (c->opt_localgroup)
 644                 map.sid_name_use = SID_NAME_ALIAS;
 645
 646         if (c->opt_domaingroup)
 647                 map.sid_name_use = SID_NAME_DOM_GRP;
 648
 649         /* The case (opt_domaingroup && opt_localgroup) was tested for above */
 650
 651         if ((c->opt_comment != NULL) && (strlen(c->opt_comment) > 0)) {
 652                 fstrcpy(map.comment, c->opt_comment);
 653         }
 654
 655         if ((c->opt_newntname != NULL) && (strlen(c->opt_newntname) > 0)) {
 656                 fstrcpy(map.nt_name, c->opt_newntname);
 657         }
 658
 659         if (grp != NULL)
 660                 map.gid = grp->gr_gid;
 661
 662         if (!NT_STATUS_IS_OK(pdb_update_group_mapping_entry(&map))) {
 663                 d_fprintf(stderr, _("Could not update group mapping for %s\n"),
 664                           ntgroup);
 665                 return -1;
 666         }
 667
 668         return 0;
 669 }
 670
 671 static int net_groupmap_cleanup(struct net_context *c, int argc, const char **argv)
 672 {
 673         GROUP_MAP *map = NULL;
 674         size_t i, entries;
 675
 676         if (c->display_usage) {
 677                 d_printf(  "%s\n"
 678                            "net groupmap cleanup\n"
 679                            "    %s\n",
 680                          _("Usage:"),
 681                          _("Delete all group mappings"));
 682                 return 0;
 683         }
 684
 685         if (!pdb_enum_group_mapping(NULL, SID_NAME_UNKNOWN, &map, &entries,
 686                                     ENUM_ALL_MAPPED)) {
 687                 d_fprintf(stderr, _("Could not list group mappings\n"));
 688                 return -1;
 689         }
 690
 691         for (i=0; i<entries; i++) {
 692
 693                 if (map[i].gid == -1)
 694                         printf(_("Group %s is not mapped\n"), map[i].nt_name);
 695
 696                 if (!sid_check_is_in_our_domain(&map[i].sid)) {
 697                         printf(_("Deleting mapping for NT Group %s, sid %s\n"),
 698                                map[i].nt_name,
 699                                sid_string_tos(&map[i].sid));
 700                         pdb_delete_group_mapping_entry(map[i].sid);
 701                 }
 702         }
 703
 704         SAFE_FREE(map);
 705
 706         return 0;
 707 }
 708
 709 static int net_groupmap_addmem(struct net_context *c, int argc, const char **argv)
 710 {
 711         struct dom_sid alias, member;
 712
 713         if ( (argc != 2) ||
 714              c->display_usage ||
 715              !string_to_sid(&alias, argv[0]) ||
 716              !string_to_sid(&member, argv[1]) ) {
 717                 d_printf("%s\n%s",
 718                          _("Usage:"),
 719                          _("net groupmap addmem alias-sid member-sid\n"));
 720                 return -1;
 721         }
 722
 723         if (!NT_STATUS_IS_OK(pdb_add_aliasmem(&alias, &member))) {
 724                 d_fprintf(stderr, _("Could not add sid %s to alias %s\n"),
 725                          argv[1], argv[0]);
 726                 return -1;
 727         }
 728
 729         return 0;
 730 }
 731
 732 static int net_groupmap_delmem(struct net_context *c, int argc, const char **argv)
 733 {
 734         struct dom_sid alias, member;
 735
 736         if ( (argc != 2) ||
 737              c->display_usage ||
 738              !string_to_sid(&alias, argv[0]) ||
 739              !string_to_sid(&member, argv[1]) ) {
 740                 d_printf("%s\n%s",
 741                          _("Usage:"),
 742                          _("net groupmap delmem alias-sid member-sid\n"));
 743                 return -1;
 744         }
 745
 746         if (!NT_STATUS_IS_OK(pdb_del_aliasmem(&alias, &member))) {
 747                 d_fprintf(stderr, _("Could not delete sid %s from alias %s\n"),
 748                          argv[1], argv[0]);
 749                 return -1;
 750         }
 751
 752         return 0;
 753 }
 754
 755 static int net_groupmap_listmem(struct net_context *c, int argc, const char **argv)
 756 {
 757         struct dom_sid alias;
 758         struct dom_sid *members;
 759         size_t i, num;
 760
 761         if ( (argc != 1) ||
 762              c->display_usage ||
 763              !string_to_sid(&alias, argv[0]) ) {
 764                 d_printf("%s\n%s",
 765                          _("Usage:"),
 766                          _("net groupmap listmem alias-sid\n"));
 767                 return -1;
 768         }
 769
 770         members = NULL;
 771         num = 0;
 772
 773         if (!NT_STATUS_IS_OK(pdb_enum_aliasmem(&alias, talloc_tos(),
 774                                                &members, &num))) {
 775                 d_fprintf(stderr, _("Could not list members for sid %s\n"),
 776                           argv[0]);
 777                 return -1;
 778         }
 779
 780         for (i = 0; i < num; i++) {
 781                 printf("%s\n", sid_string_tos(&(members[i])));
 782         }
 783
 784         TALLOC_FREE(members);
 785
 786         return 0;
 787 }
 788
 789 static bool print_alias_memberships(TALLOC_CTX *mem_ctx,
 790                                     const struct dom_sid *domain_sid,
 791                                     const struct dom_sid *member)
 792 {
 793         uint32 *alias_rids;
 794         size_t i, num_alias_rids;
 795
 796         alias_rids = NULL;
 797         num_alias_rids = 0;
 798
 799         if (!NT_STATUS_IS_OK(pdb_enum_alias_memberships(
 800                                      mem_ctx, domain_sid, member, 1,
 801                                      &alias_rids, &num_alias_rids))) {
 802                 d_fprintf(stderr, _("Could not list memberships for sid %s\n"),
 803                          sid_string_tos(member));
 804                 return false;
 805         }
 806
 807         for (i = 0; i < num_alias_rids; i++) {
 808                 struct dom_sid alias;
 809                 sid_compose(&alias, domain_sid, alias_rids[i]);
 810                 printf("%s\n", sid_string_tos(&alias));
 811         }
 812
 813         return true;
 814 }
 815
 816 static int net_groupmap_memberships(struct net_context *c, int argc, const char **argv)
 817 {
 818         TALLOC_CTX *mem_ctx;
 819         struct dom_sid *domain_sid, member;
 820
 821         if ( (argc != 1) ||
 822              c->display_usage ||
 823              !string_to_sid(&member, argv[0]) ) {
 824                 d_printf("%s\n%s",
 825                          _("Usage:"),
 826                          _("net groupmap memberof sid\n"));
 827                 return -1;
 828         }
 829
 830         mem_ctx = talloc_init("net_groupmap_memberships");
 831         if (mem_ctx == NULL) {
 832                 d_fprintf(stderr, _("talloc_init failed\n"));
 833                 return -1;
 834         }
 835
 836         domain_sid = get_global_sam_sid();
 837         if (domain_sid == NULL) {
 838                 d_fprintf(stderr, _("Could not get domain sid\n"));
 839                 return -1;
 840         }
 841
 842         if (!print_alias_memberships(mem_ctx, domain_sid, &member) ||
 843             !print_alias_memberships(mem_ctx, &global_sid_Builtin, &member))
 844                 return -1;
 845
 846         talloc_destroy(mem_ctx);
 847
 848         return 0;
 849 }
 850
 851 /***********************************************************
 852  migrated functionality from smbgroupedit
 853  **********************************************************/
 854 int net_groupmap(struct net_context *c, int argc, const char **argv)
 855 {
 856         struct functable func[] = {
 857                 {
 858                         "add",
 859                         net_groupmap_add,
 860                         NET_TRANSPORT_LOCAL,
 861                         N_("Create a new group mapping"),
 862                         N_("net groupmap add\n"
 863                            "    Create a new group mapping")
 864                 },
 865                 {
 866                         "modify",
 867                         net_groupmap_modify,
 868                         NET_TRANSPORT_LOCAL,
 869                         N_("Update a group mapping"),
 870                         N_("net groupmap modify\n"
 871                            "    Modify an existing group mapping")
 872                 },
 873                 {
 874                         "delete",
 875                         net_groupmap_delete,
 876                         NET_TRANSPORT_LOCAL,
 877                         N_("Remove a group mapping"),
 878                         N_("net groupmap delete\n"
 879                            "    Remove a group mapping")
 880                 },
 881                 {
 882                         "set",
 883                         net_groupmap_set,
 884                         NET_TRANSPORT_LOCAL,
 885                         N_("Set group mapping"),
 886                         N_("net groupmap set\n"
 887                            "    Set a group mapping")
 888                 },
 889                 {
 890                         "cleanup",
 891                         net_groupmap_cleanup,
 892                         NET_TRANSPORT_LOCAL,
 893                         N_("Remove foreign group mapping entries"),
 894                         N_("net groupmap cleanup\n"
 895                            "    Remove foreign group mapping entries")
 896                 },
 897                 {
 898                         "addmem",
 899                         net_groupmap_addmem,
 900                         NET_TRANSPORT_LOCAL,
 901                         N_("Add a foreign alias member"),
 902                         N_("net groupmap addmem\n"
 903                            "    Add a foreign alias member")
 904                 },
 905                 {
 906                         "delmem",
 907                         net_groupmap_delmem,
 908                         NET_TRANSPORT_LOCAL,
 909                         N_("Delete foreign alias member"),
 910                         N_("net groupmap delmem\n"
 911                            "    Delete foreign alias member")
 912                 },
 913                 {
 914                         "listmem",
 915                         net_groupmap_listmem,
 916                         NET_TRANSPORT_LOCAL,
 917                         N_("List foreign group members"),
 918                         N_("net groupmap listmem\n"
 919                            "    List foreign alias members")
 920                 },
 921                 {
 922                         "memberships",
 923                         net_groupmap_memberships,
 924                         NET_TRANSPORT_LOCAL,
 925                         N_("List foreign group memberships"),
 926                         N_("net groupmap memberships\n"
 927                            "    List foreign group memberships")
 928                 },
 929                 {
 930                         "list",
 931                         net_groupmap_list,
 932                         NET_TRANSPORT_LOCAL,
 933                         N_("List current group map"),
 934                         N_("net groupmap list\n"
 935                            "    List current group map")
 936                 },
 937                 {NULL, NULL, 0, NULL, NULL}
 938         };
 939
 940         return net_run_function(c,argc, argv, "net groupmap", func);
 941 }
 942