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