source3/utils/net_idmap.c

   1 /*
   2    Samba Unix/Linux SMB client library
   3    Distributed SMB/CIFS Server Management Utility
   4    Copyright (C) 2003 Andrew Bartlett (abartlet@samba.org)
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #include "includes.h"
  21 #include "system/filesys.h"
  22 #include "utils/net.h"
  23 #include "secrets.h"
  24 #include "idmap.h"
  25 #include "dbwrap/dbwrap.h"
  26 #include "dbwrap/dbwrap_open.h"
  27 #include "../libcli/security/security.h"
  28 #include "net_idmap_check.h"
  29 #include "util_tdb.h"
  30
  31 #define ALLOC_CHECK(mem) do { \
  32         if (!mem) { \
  33                 d_fprintf(stderr, _("Out of memory!\n")); \
  34                 talloc_free(ctx); \
  35                 return -1; \
  36         } } while(0)
  37
  38 enum idmap_dump_backend {
  39         TDB,
  40         AUTORID
  41 };
  42
  43 struct idmap_dump_ctx {
  44         enum idmap_dump_backend backend;
  45 };
  46
  47 static int net_idmap_dump_one_autorid_entry(struct db_record *rec,
  48                                             void *unused)
  49 {
  50         TDB_DATA key;
  51         TDB_DATA value;
  52
  53         key = dbwrap_record_get_key(rec);
  54         value = dbwrap_record_get_value(rec);
  55
  56         if (strncmp((char *)key.dptr, "CONFIG", 6) == 0) {
  57                 char *config = talloc_array(talloc_tos(), char, value.dsize+1);
  58                 memcpy(config, value.dptr, value.dsize);
  59                 config[value.dsize] = '\0';
  60                 printf("CONFIG: %s\n", config);
  61                 talloc_free(config);
  62                 return 0;
  63         }
  64
  65         if (strncmp((char *)key.dptr, "NEXT RANGE", 10) == 0) {
  66                 printf("RANGE HWM: %"PRIu32"\n", IVAL(value.dptr, 0));
  67                 return 0;
  68         }
  69
  70         if (strncmp((char *)key.dptr, "NEXT ALLOC UID", 14) == 0) {
  71                 printf("UID HWM: %"PRIu32"\n", IVAL(value.dptr, 0));
  72                 return 0;
  73         }
  74
  75         if (strncmp((char *)key.dptr, "NEXT ALLOC GID", 14) == 0) {
  76                 printf("GID HWM: %"PRIu32"\n", IVAL(value.dptr, 0));
  77                 return 0;
  78         }
  79
  80         if (strncmp((char *)key.dptr, "UID", 3) == 0 ||
  81             strncmp((char *)key.dptr, "GID", 3) == 0)
  82         {
  83                 /* mapped entry from allocation pool */
  84                 printf("%s %s\n", value.dptr, key.dptr);
  85                 return 0;
  86         }
  87
  88         if ((strncmp((char *)key.dptr, "S-1-5-", 6) == 0 ||
  89              strncmp((char *)key.dptr, "ALLOC", 5) == 0) &&
  90             value.dsize == sizeof(uint32_t))
  91         {
  92                 /* this is a domain range assignment */
  93                 uint32_t range = IVAL(value.dptr, 0);
  94                 printf("RANGE %"PRIu32": %s\n", range, key.dptr);
  95                 return 0;
  96         }
  97
  98         return 0;
  99 }
 100
 101 /***********************************************************
 102  Helper function for net_idmap_dump. Dump one entry.
 103  **********************************************************/
 104 static int net_idmap_dump_one_tdb_entry(struct db_record *rec,
 105                                         void *unused)
 106 {
 107         TDB_DATA key;
 108         TDB_DATA value;
 109
 110         key = dbwrap_record_get_key(rec);
 111         value = dbwrap_record_get_value(rec);
 112
 113         if (strcmp((char *)key.dptr, "USER HWM") == 0) {
 114                 printf(_("USER HWM %d\n"), IVAL(value.dptr,0));
 115                 return 0;
 116         }
 117
 118         if (strcmp((char *)key.dptr, "GROUP HWM") == 0) {
 119                 printf(_("GROUP HWM %d\n"), IVAL(value.dptr,0));
 120                 return 0;
 121         }
 122
 123         if (strncmp((char *)key.dptr, "S-", 2) != 0) {
 124                 return 0;
 125         }
 126
 127         printf("%s %s\n", value.dptr, key.dptr);
 128         return 0;
 129 }
 130
 131 static const char* net_idmap_dbfile(struct net_context *c,
 132                                     struct idmap_dump_ctx *ctx)
 133 {
 134         const char* dbfile = NULL;
 135         const char *backend = NULL;
 136
 137         /* prefer idmap config * : backend over idmap backend parameter */
 138         backend = lp_parm_const_string(-1, "idmap config *", "backend", NULL);
 139         if (!backend) {
 140                 backend = lp_idmap_backend();
 141         }
 142
 143         if (c->opt_db != NULL) {
 144                 dbfile = talloc_strdup(talloc_tos(), c->opt_db);
 145                 if (dbfile == NULL) {
 146                         d_fprintf(stderr, _("Out of memory!\n"));
 147                 }
 148         } else if (strequal(backend, "tdb")) {
 149                 dbfile = state_path("winbindd_idmap.tdb");
 150                 if (dbfile == NULL) {
 151                         d_fprintf(stderr, _("Out of memory!\n"));
 152                 }
 153                 ctx->backend = TDB;
 154         } else if (strequal(backend, "tdb2")) {
 155                 dbfile = talloc_asprintf(talloc_tos(), "%s/idmap2.tdb",
 156                                          lp_private_dir());
 157                 if (dbfile == NULL) {
 158                         d_fprintf(stderr, _("Out of memory!\n"));
 159                 }
 160                 ctx->backend = TDB;
 161         } else if (strequal(backend, "autorid")) {
 162                 dbfile = state_path("autorid.tdb");
 163                 if (dbfile == NULL) {
 164                         d_fprintf(stderr, _("Out of memory!\n"));
 165                 }
 166                 ctx->backend = AUTORID;
 167         } else {
 168                 char *_backend = talloc_strdup(talloc_tos(), backend);
 169                 char* args = strchr(_backend, ':');
 170                 if (args != NULL) {
 171                         *args = '\0';
 172                 }
 173
 174                 d_printf(_("Sorry, 'idmap backend = %s' is currently not supported\n"),
 175                            _backend);
 176
 177                 talloc_free(_backend);
 178         }
 179
 180         return dbfile;
 181 }
 182
 183 /***********************************************************
 184  Dump the current idmap
 185  **********************************************************/
 186 static int net_idmap_dump(struct net_context *c, int argc, const char **argv)
 187 {
 188         struct db_context *db;
 189         TALLOC_CTX *mem_ctx;
 190         const char* dbfile;
 191         NTSTATUS status;
 192         int ret = -1;
 193         struct idmap_dump_ctx ctx = { .backend = TDB };
 194
 195         if ( argc > 1  || c->display_usage) {
 196                 d_printf("%s\n%s",
 197                          _("Usage:"),
 198                          _("net idmap dump [[--db=]<inputfile>]\n"
 199                            "  Dump current ID mapping.\n"
 200                            "    inputfile\tTDB file to read mappings from.\n"));
 201                 return c->display_usage?0:-1;
 202         }
 203
 204         mem_ctx = talloc_stackframe();
 205
 206         dbfile = (argc > 0) ? argv[0] : net_idmap_dbfile(c, &ctx);
 207         if (dbfile == NULL) {
 208                 goto done;
 209         }
 210         d_fprintf(stderr, _("dumping id mapping from %s\n"), dbfile);
 211
 212         db = db_open(mem_ctx, dbfile, 0, TDB_DEFAULT, O_RDONLY, 0,
 213                      DBWRAP_LOCK_ORDER_1);
 214         if (db == NULL) {
 215                 d_fprintf(stderr, _("Could not open idmap db (%s): %s\n"),
 216                           dbfile, strerror(errno));
 217                 goto done;
 218         }
 219
 220         if (ctx.backend == AUTORID) {
 221                 status = dbwrap_traverse_read(db,
 222                                               net_idmap_dump_one_autorid_entry,
 223                                               NULL, NULL);
 224         } else {
 225                 status = dbwrap_traverse_read(db,
 226                                               net_idmap_dump_one_tdb_entry,
 227                                               NULL, NULL);
 228         }
 229         if (!NT_STATUS_IS_OK(status)) {
 230                 d_fprintf(stderr, _("error traversing the database\n"));
 231                 ret = -1;
 232                 goto done;
 233         }
 234
 235         ret = 0;
 236
 237 done:
 238         talloc_free(mem_ctx);
 239         return ret;
 240 }
 241
 242 /***********************************************************
 243  Write entries from stdin to current local idmap
 244  **********************************************************/
 245
 246 static int net_idmap_store_id_mapping(struct db_context *db,
 247                                       enum id_type type,
 248                                       unsigned long idval,
 249                                       const char *sid_string)
 250 {
 251         NTSTATUS status;
 252         char *idstr = NULL;
 253
 254         switch(type) {
 255         case ID_TYPE_UID:
 256                 idstr = talloc_asprintf(talloc_tos(), "UID %lu", idval);
 257                 break;
 258         case ID_TYPE_GID:
 259                 idstr = talloc_asprintf(talloc_tos(), "GID %lu", idval);
 260                 break;
 261         default:
 262                 d_fprintf(stderr, "Invalid id mapping type: %d\n", type);
 263                 return -1;
 264         }
 265
 266         status = dbwrap_store_bystring(db, idstr,
 267                                        string_term_tdb_data(sid_string),
 268                                        TDB_REPLACE);
 269         if (!NT_STATUS_IS_OK(status)) {
 270                 d_fprintf(stderr, "Error storing ID -> SID: "
 271                          "%s\n", nt_errstr(status));
 272                 talloc_free(idstr);
 273                 return -1;
 274         }
 275         status = dbwrap_store_bystring(db, sid_string,
 276                                        string_term_tdb_data(idstr),
 277                                        TDB_REPLACE);
 278         if (!NT_STATUS_IS_OK(status)) {
 279                 d_fprintf(stderr, "Error storing SID -> ID: "
 280                          "%s\n", nt_errstr(status));
 281                 talloc_free(idstr);
 282                 return -1;
 283         }
 284
 285         return 0;
 286 }
 287
 288 static int net_idmap_restore(struct net_context *c, int argc, const char **argv)
 289 {
 290         TALLOC_CTX *mem_ctx;
 291         FILE *input = NULL;
 292         struct db_context *db;
 293         const char *dbfile = NULL;
 294         int ret = 0;
 295         struct idmap_dump_ctx ctx = { .backend = TDB };
 296
 297         if (c->display_usage) {
 298                 d_printf("%s\n%s",
 299                          _("Usage:"),
 300                          _("net idmap restore [--db=<TDB>] [<inputfile>]\n"
 301                            "  Restore ID mappings from file\n"
 302                            "    TDB\tFile to store ID mappings to."
 303                            "    inputfile\tFile to load ID mappings from. If not "
 304                            "given, load data from stdin.\n"));
 305                 return 0;
 306         }
 307
 308         mem_ctx = talloc_stackframe();
 309
 310         dbfile = net_idmap_dbfile(c, &ctx);
 311
 312         if (dbfile == NULL) {
 313                 ret = -1;
 314                 goto done;
 315         }
 316
 317         if (ctx.backend != TDB) {
 318                 d_fprintf(stderr, _("Sorry, restoring of non-TDB databases is "
 319                                     "currently not supported\n"));
 320                 ret = -1;
 321                 goto done;
 322         }
 323
 324         d_fprintf(stderr, _("restoring id mapping to %s\n"), dbfile);
 325
 326         if (argc == 1) {
 327                 input = fopen(argv[0], "r");
 328                 if (input == NULL) {
 329                         d_fprintf(stderr, _("Could not open input file (%s): %s\n"),
 330                                   argv[0], strerror(errno));
 331                         ret = -1;
 332                         goto done;
 333                 }
 334         } else {
 335                 input = stdin;
 336         }
 337
 338         db = db_open(mem_ctx, dbfile, 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0644,
 339                      DBWRAP_LOCK_ORDER_1);
 340         if (db == NULL) {
 341                 d_fprintf(stderr, _("Could not open idmap db (%s): %s\n"),
 342                           dbfile, strerror(errno));
 343                 ret = -1;
 344                 goto done;
 345         }
 346
 347         if (dbwrap_transaction_start(db) != 0) {
 348                 d_fprintf(stderr, _("Failed to start transaction.\n"));
 349                 ret = -1;
 350                 goto done;
 351         }
 352
 353         while (!feof(input)) {
 354                 char line[128], sid_string[128];
 355                 int len;
 356                 unsigned long idval;
 357                 NTSTATUS status;
 358
 359                 if (fgets(line, 127, input) == NULL)
 360                         break;
 361
 362                 len = strlen(line);
 363
 364                 if ( (len > 0) && (line[len-1] == '\n') )
 365                         line[len-1] = '\0';
 366
 367                 if (sscanf(line, "GID %lu %128s", &idval, sid_string) == 2)
 368                 {
 369                         ret = net_idmap_store_id_mapping(db, ID_TYPE_GID,
 370                                                          idval, sid_string);
 371                         if (ret != 0) {
 372                                 break;
 373                         }
 374                 } else if (sscanf(line, "UID %lu %128s", &idval, sid_string) == 2)
 375                 {
 376                         ret = net_idmap_store_id_mapping(db, ID_TYPE_UID,
 377                                                          idval, sid_string);
 378                         if (ret != 0) {
 379                                 break;
 380                         }
 381                 } else if (sscanf(line, "USER HWM %lu", &idval) == 1) {
 382                         status = dbwrap_store_int32_bystring(
 383                                 db, "USER HWM", idval);
 384                         if (!NT_STATUS_IS_OK(status)) {
 385                                 d_fprintf(stderr,
 386                                           _("Could not store USER HWM: %s\n"),
 387                                           nt_errstr(status));
 388                                 break;
 389                         }
 390                 } else if (sscanf(line, "GROUP HWM %lu", &idval) == 1) {
 391                         status = dbwrap_store_int32_bystring(
 392                                 db, "GROUP HWM", idval);
 393                         if (!NT_STATUS_IS_OK(status)) {
 394                                 d_fprintf(stderr,
 395                                           _("Could not store GROUP HWM: %s\n"),
 396                                           nt_errstr(status));
 397                                 break;
 398                         }
 399                 } else {
 400                         d_fprintf(stderr, _("ignoring invalid line [%s]\n"),
 401                                   line);
 402                         continue;
 403                 }
 404         }
 405
 406         if (ret == 0) {
 407                 if(dbwrap_transaction_commit(db) != 0) {
 408                         d_fprintf(stderr, _("Failed to commit transaction.\n"));
 409                         ret = -1;
 410                 }
 411         } else {
 412                 if (dbwrap_transaction_cancel(db) != 0) {
 413                         d_fprintf(stderr, _("Failed to cancel transaction.\n"));
 414                 }
 415         }
 416
 417 done:
 418         if ((input != NULL) && (input != stdin)) {
 419                 fclose(input);
 420         }
 421
 422         talloc_free(mem_ctx);
 423         return ret;
 424 }
 425
 426 static
 427 NTSTATUS dbwrap_delete_mapping(struct db_context *db, TDB_DATA key1, bool force)
 428 {
 429         TALLOC_CTX* mem_ctx = talloc_tos();
 430         struct db_record *rec1=NULL, *rec2=NULL;
 431         TDB_DATA key2;
 432         bool is_valid_mapping;
 433         NTSTATUS status = NT_STATUS_OK;
 434         TDB_DATA value;
 435
 436         rec1 = dbwrap_fetch_locked(db, mem_ctx, key1);
 437         if (rec1 == NULL) {
 438                 DEBUG(1, ("failed to fetch: %.*s\n", (int)key1.dsize, key1.dptr));
 439                 status = NT_STATUS_NO_MEMORY;
 440                 goto done;
 441         }
 442         key2 = dbwrap_record_get_value(rec1);
 443         if (key2.dptr == NULL) {
 444                 DEBUG(1, ("could not find %.*s\n", (int)key1.dsize, key1.dptr));
 445                 status = NT_STATUS_NOT_FOUND;
 446                 goto done;
 447         }
 448
 449         DEBUG(2, ("mapping: %.*s -> %.*s\n",
 450                   (int)key1.dsize, key1.dptr, (int)key2.dsize, key2.dptr));
 451
 452         rec2 = dbwrap_fetch_locked(db, mem_ctx, key2);
 453         if (rec2 == NULL) {
 454                 DEBUG(1, ("failed to fetch: %.*s\n", (int)key2.dsize, key2.dptr));
 455                 status = NT_STATUS_NO_MEMORY;
 456                 goto done;
 457         }
 458
 459         value = dbwrap_record_get_value(rec2);
 460         is_valid_mapping = tdb_data_equal(key1, value);
 461
 462         if (!is_valid_mapping) {
 463                 DEBUG(1, ("invalid mapping: %.*s -> %.*s -> %.*s\n",
 464                           (int)key1.dsize, key1.dptr, (int)key2.dsize, key2.dptr,
 465                           (int)value.dsize, value.dptr ));
 466                 if ( !force ) {
 467                         status = NT_STATUS_FILE_INVALID;
 468                         goto done;
 469                 }
 470         }
 471
 472         status = dbwrap_record_delete(rec1);
 473         if (!NT_STATUS_IS_OK(status)) {
 474                 DEBUG(1, ("failed to delete: %.*s\n", (int)key1.dsize, key1.dptr));
 475                 goto done;
 476         }
 477
 478         if (is_valid_mapping) {
 479                 status = dbwrap_record_delete(rec2);
 480                 if (!NT_STATUS_IS_OK(status)) {
 481                         DEBUG(1, ("failed to delete: %.*s\n", (int)key2.dsize, key2.dptr));
 482                 }
 483         }
 484 done:
 485         TALLOC_FREE(rec1);
 486         TALLOC_FREE(rec2);
 487         return status;
 488 }
 489
 490 static
 491 NTSTATUS delete_mapping_action(struct db_context *db, void* data)
 492 {
 493         return dbwrap_delete_mapping(db, *(TDB_DATA*)data, false);
 494 }
 495 static
 496 NTSTATUS delete_mapping_action_force(struct db_context *db, void* data)
 497 {
 498         return dbwrap_delete_mapping(db, *(TDB_DATA*)data, true);
 499 }
 500
 501 /***********************************************************
 502  Delete a SID mapping from a winbindd_idmap.tdb
 503  **********************************************************/
 504 static bool delete_args_ok(int argc, const char **argv)
 505 {
 506         if (argc != 1)
 507                 return false;
 508         if (strncmp(argv[0], "S-", 2) == 0)
 509                 return true;
 510         if (strncmp(argv[0], "GID ", 4) == 0)
 511                 return true;
 512         if (strncmp(argv[0], "UID ", 4) == 0)
 513                 return true;
 514         return false;
 515 }
 516
 517 static int net_idmap_delete(struct net_context *c, int argc, const char **argv)
 518 {
 519         int ret = -1;
 520         struct db_context *db;
 521         TALLOC_CTX *mem_ctx;
 522         TDB_DATA key;
 523         NTSTATUS status;
 524         const char* dbfile;
 525         struct idmap_dump_ctx ctx = { .backend = TDB };
 526
 527         if ( !delete_args_ok(argc,argv) || c->display_usage) {
 528                 d_printf("%s\n%s",
 529                          _("Usage:"),
 530                          _("net idmap delete [-f] [--db=<TDB>] <ID>\n"
 531                            "  Delete mapping of ID from TDB.\n"
 532                            "    -f\tforce\n"
 533                            "    TDB\tidmap database\n"
 534                            "    ID\tSID|GID|UID\n"));
 535                 return c->display_usage ? 0 : -1;
 536         }
 537
 538         mem_ctx = talloc_stackframe();
 539
 540         dbfile = net_idmap_dbfile(c, &ctx);
 541         if (dbfile == NULL) {
 542                 goto done;
 543         }
 544         d_fprintf(stderr, _("deleting id mapping from %s\n"), dbfile);
 545
 546         db = db_open(mem_ctx, dbfile, 0, TDB_DEFAULT, O_RDWR, 0,
 547                      DBWRAP_LOCK_ORDER_1);
 548         if (db == NULL) {
 549                 d_fprintf(stderr, _("Could not open idmap db (%s): %s\n"),
 550                           dbfile, strerror(errno));
 551                 goto done;
 552         }
 553
 554         key = string_term_tdb_data(argv[0]);
 555
 556         status = dbwrap_trans_do(db, (c->opt_force
 557                                       ? delete_mapping_action_force
 558                                       : delete_mapping_action),  &key);
 559
 560         if (!NT_STATUS_IS_OK(status)) {
 561                 d_fprintf(stderr, _("could not delete mapping: %s\n"),
 562                           nt_errstr(status));
 563                 goto done;
 564         }
 565         ret = 0;
 566 done:
 567         talloc_free(mem_ctx);
 568         return ret;
 569 }
 570
 571 static int net_idmap_set(struct net_context *c, int argc, const char **argv)
 572 {
 573         d_printf("%s\n", _("Not implemented yet"));
 574         return -1;
 575 }
 576 static bool idmap_store_secret(const char *backend,
 577                                const char *domain,
 578                                const char *identity,
 579                                const char *secret)
 580 {
 581         char *tmp;
 582         int r;
 583         bool ret;
 584
 585         r = asprintf(&tmp, "IDMAP_%s_%s", backend, domain);
 586
 587         if (r < 0) return false;
 588
 589         /* make sure the key is case insensitive */
 590         if (!strupper_m(tmp)) {
 591                 free(tmp);
 592                 return false;
 593         }
 594         ret = secrets_store_generic(tmp, identity, secret);
 595
 596         free(tmp);
 597         return ret;
 598 }
 599
 600
 601 static int net_idmap_secret(struct net_context *c, int argc, const char **argv)
 602 {
 603         TALLOC_CTX *ctx;
 604         const char *secret;
 605         const char *dn;
 606         char *domain;
 607         char *backend;
 608         char *opt = NULL;
 609         bool ret;
 610
 611         if (argc != 2 || c->display_usage) {
 612                 d_printf("%s\n%s",
 613                          _("Usage:\n"),
 614                          _("net idmap secret <DOMAIN> <secret>\n"
 615                            "  Set the secret for the specified domain\n"
 616                            "    DOMAIN\tDomain to set secret for.\n"
 617                            "    secret\tNew secret to set.\n"));
 618                 return c->display_usage?0:-1;
 619         }
 620
 621         secret = argv[1];
 622
 623         ctx = talloc_new(NULL);
 624         ALLOC_CHECK(ctx);
 625
 626         domain = talloc_strdup(ctx, argv[0]);
 627         ALLOC_CHECK(domain);
 628
 629         opt = talloc_asprintf(ctx, "idmap config %s", domain);
 630         ALLOC_CHECK(opt);
 631
 632         backend = talloc_strdup(ctx, lp_parm_const_string(-1, opt, "backend", "tdb"));
 633         ALLOC_CHECK(backend);
 634
 635         if ( ( ! backend) || ( ! strequal(backend, "ldap"))) {
 636                 d_fprintf(stderr,
 637                           _("The only currently supported backend is LDAP\n"));
 638                 talloc_free(ctx);
 639                 return -1;
 640         }
 641
 642         dn = lp_parm_const_string(-1, opt, "ldap_user_dn", NULL);
 643         if ( ! dn) {
 644                 d_fprintf(stderr,
 645                           _("Missing ldap_user_dn option for domain %s\n"),
 646                           domain);
 647                 talloc_free(ctx);
 648                 return -1;
 649         }
 650
 651         ret = idmap_store_secret("ldap", domain, dn, secret);
 652
 653         if ( ! ret) {
 654                 d_fprintf(stderr, _("Failed to store secret\n"));
 655                 talloc_free(ctx);
 656                 return -1;
 657         }
 658
 659         d_printf(_("Secret stored\n"));
 660         return 0;
 661 }
 662
 663 static int net_idmap_check(struct net_context *c, int argc, const char **argv)
 664 {
 665         const char* dbfile;
 666         struct check_options opts;
 667         struct idmap_dump_ctx ctx = { .backend = TDB };
 668
 669         if ( argc > 1 || c->display_usage) {
 670                 d_printf("%s\n%s",
 671                          _("Usage:"),
 672                          _("net idmap check  [-v] [-r] [-a] [-T] [-f] [-l] [[--db=]<TDB>]\n"
 673                            "  Check an idmap database.\n"
 674                            "    --verbose,-v\tverbose\n"
 675                            "    --repair,-r\trepair\n"
 676                            "    --auto,-a\tnoninteractive mode\n"
 677                            "    --test,-T\tdry run\n"
 678                            "    --fore,-f\tforce\n"
 679                            "    --lock,-l\tlock db while doing the check\n"
 680                            "    TDB\tidmap database\n"));
 681                 return c->display_usage ? 0 : -1;
 682         }
 683
 684         dbfile = (argc > 0) ? argv[0] : net_idmap_dbfile(c, &ctx);
 685         if (dbfile == NULL) {
 686                 return -1;
 687         }
 688
 689         if (ctx.backend != TDB) {
 690                 d_fprintf(stderr, _("Sorry, checking of non-TDB databases is "
 691                                     "currently not supported\n"));
 692                 return -1;
 693         }
 694
 695         d_fprintf(stderr, _("check database: %s\n"), dbfile);
 696
 697         opts = (struct check_options) {
 698                 .lock = c->opt_lock || c->opt_long_list_entries,
 699                 .test = c->opt_testmode,
 700                 .automatic = c->opt_auto,
 701                 .verbose = c->opt_verbose,
 702                 .force = c->opt_force,
 703                 .repair = c->opt_repair || c->opt_reboot,
 704         };
 705
 706         return net_idmap_check_db(dbfile, &opts);
 707 }
 708
 709 static int net_idmap_aclmapset(struct net_context *c, int argc, const char **argv)
 710 {
 711         TALLOC_CTX *mem_ctx;
 712         int result = -1;
 713         struct dom_sid src_sid, dst_sid;
 714         char *src, *dst;
 715         struct db_context *db;
 716         struct db_record *rec;
 717         NTSTATUS status;
 718
 719         if (argc != 3 || c->display_usage) {
 720                 d_fprintf(stderr, "%s net idmap aclmapset <tdb> "
 721                           "<src-sid> <dst-sid>\n", _("Usage:"));
 722                 return -1;
 723         }
 724
 725         if (!(mem_ctx = talloc_init("net idmap aclmapset"))) {
 726                 d_fprintf(stderr, _("talloc_init failed\n"));
 727                 return -1;
 728         }
 729
 730         if (!(db = db_open(mem_ctx, argv[0], 0, TDB_DEFAULT,
 731                            O_RDWR|O_CREAT, 0600,
 732                            DBWRAP_LOCK_ORDER_1))) {
 733                 d_fprintf(stderr, _("db_open failed: %s\n"), strerror(errno));
 734                 goto fail;
 735         }
 736
 737         if (!string_to_sid(&src_sid, argv[1])) {
 738                 d_fprintf(stderr, _("%s is not a valid sid\n"), argv[1]);
 739                 goto fail;
 740         }
 741
 742         if (!string_to_sid(&dst_sid, argv[2])) {
 743                 d_fprintf(stderr, _("%s is not a valid sid\n"), argv[2]);
 744                 goto fail;
 745         }
 746
 747         if (!(src = sid_string_talloc(mem_ctx, &src_sid))
 748             || !(dst = sid_string_talloc(mem_ctx, &dst_sid))) {
 749                 d_fprintf(stderr, _("talloc_strdup failed\n"));
 750                 goto fail;
 751         }
 752
 753         if (!(rec = dbwrap_fetch_locked(
 754                       db, mem_ctx, string_term_tdb_data(src)))) {
 755                 d_fprintf(stderr, _("could not fetch db record\n"));
 756                 goto fail;
 757         }
 758
 759         status = dbwrap_record_store(rec, string_term_tdb_data(dst), 0);
 760         TALLOC_FREE(rec);
 761
 762         if (!NT_STATUS_IS_OK(status)) {
 763                 d_fprintf(stderr, _("could not store record: %s\n"),
 764                           nt_errstr(status));
 765                 goto fail;
 766         }
 767
 768         result = 0;
 769 fail:
 770         TALLOC_FREE(mem_ctx);
 771         return result;
 772 }
 773
 774 /***********************************************************
 775  Look at the current idmap
 776  **********************************************************/
 777 int net_idmap(struct net_context *c, int argc, const char **argv)
 778 {
 779         struct functable func[] = {
 780                 {
 781                         "dump",
 782                         net_idmap_dump,
 783                         NET_TRANSPORT_LOCAL,
 784                         N_("Dump the current ID mappings"),
 785                         N_("net idmap dump\n"
 786                            "  Dump the current ID mappings")
 787                 },
 788                 {
 789                         "restore",
 790                         net_idmap_restore,
 791                         NET_TRANSPORT_LOCAL,
 792                         N_("Restore entries from stdin"),
 793                         N_("net idmap restore\n"
 794                            "  Restore entries from stdin")
 795                 },
 796                 {
 797                         "setmap",
 798                         net_idmap_set,
 799                         NET_TRANSPORT_LOCAL,
 800                         N_("Not implemented yet"),
 801                         N_("net idmap setmap\n"
 802                            "  Not implemented yet")
 803                 },
 804                 {
 805                         "delete",
 806                         net_idmap_delete,
 807                         NET_TRANSPORT_LOCAL,
 808                         N_("Delete ID mapping"),
 809                         N_("net idmap delete <ID>\n"
 810                            "  Delete ID mapping")
 811                 },
 812                 {
 813                         "secret",
 814                         net_idmap_secret,
 815                         NET_TRANSPORT_LOCAL,
 816                         N_("Set secret for specified domain"),
 817                         N_("net idmap secret <DOMAIN> <secret>\n"
 818                            "  Set secret for specified domain")
 819                 },
 820                 {
 821                         "aclmapset",
 822                         net_idmap_aclmapset,
 823                         NET_TRANSPORT_LOCAL,
 824                         N_("Set acl map"),
 825                         N_("net idmap aclmapset\n"
 826                            "  Set acl map")
 827                 },
 828                 {
 829                         "check",
 830                         net_idmap_check,
 831                         NET_TRANSPORT_LOCAL,
 832                         N_("Check id mappings"),
 833                         N_("net idmap check\n"
 834                            "  Check id mappings")
 835                 },
 836                 {NULL, NULL, 0, NULL, NULL}
 837         };
 838
 839         return net_run_function(c, argc, argv, "net idmap", func);
 840 }
 841
 842