2 Samba Unix/Linux SMB client library
3 Distributed SMB/CIFS Server Management Utility
4 Copyright (C) 2003 Andrew Bartlett (abartlet@samba.org)
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.
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.
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/>.
21 #include "system/filesys.h"
22 #include "utils/net.h"
25 #include "dbwrap/dbwrap.h"
26 #include "dbwrap/dbwrap_open.h"
27 #include "../libcli/security/security.h"
28 #include "net_idmap_check.h"
31 #define ALLOC_CHECK(mem) do { \
33 d_fprintf(stderr, _("Out of memory!\n")); \
38 /***********************************************************
39 Helper function for net_idmap_dump. Dump one entry.
40 **********************************************************/
41 static int net_idmap_dump_one_entry(struct db_record *rec,
47 key = dbwrap_record_get_key(rec);
48 value = dbwrap_record_get_value(rec);
50 if (strcmp((char *)key.dptr, "USER HWM") == 0) {
51 printf(_("USER HWM %d\n"), IVAL(value.dptr,0));
55 if (strcmp((char *)key.dptr, "GROUP HWM") == 0) {
56 printf(_("GROUP HWM %d\n"), IVAL(value.dptr,0));
60 if (strncmp((char *)key.dptr, "S-", 2) != 0)
63 printf("%s %s\n", value.dptr, key.dptr);
67 static const char* net_idmap_dbfile(struct net_context *c)
69 const char* dbfile = NULL;
71 if (c->opt_db != NULL) {
72 dbfile = talloc_strdup(talloc_tos(), c->opt_db);
74 d_fprintf(stderr, _("Out of memory!\n"));
76 } else if (strequal(lp_idmap_backend(), "tdb")) {
77 dbfile = state_path("winbindd_idmap.tdb");
79 d_fprintf(stderr, _("Out of memory!\n"));
81 } else if (strequal(lp_idmap_backend(), "tdb2")) {
82 dbfile = lp_parm_talloc_string(-1, "tdb", "idmap2.tdb", NULL);
84 dbfile = talloc_asprintf(talloc_tos(), "%s/idmap2.tdb",
88 d_fprintf(stderr, _("Out of memory!\n"));
91 char* backend = talloc_strdup(talloc_tos(), lp_idmap_backend());
92 char* args = strchr(backend, ':');
97 d_printf(_("Sorry, 'idmap backend = %s' is currently not supported\n"),
100 talloc_free(backend);
106 /***********************************************************
107 Dump the current idmap
108 **********************************************************/
109 static int net_idmap_dump(struct net_context *c, int argc, const char **argv)
111 struct db_context *db;
117 if ( argc > 1 || c->display_usage) {
120 _("net idmap dump [[--db=]<inputfile>]\n"
121 " Dump current ID mapping.\n"
122 " inputfile\tTDB file to read mappings from.\n"));
123 return c->display_usage?0:-1;
126 mem_ctx = talloc_stackframe();
128 dbfile = (argc > 0) ? argv[0] : net_idmap_dbfile(c);
129 if (dbfile == NULL) {
132 d_fprintf(stderr, _("dumping id mapping from %s\n"), dbfile);
134 db = db_open(mem_ctx, dbfile, 0, TDB_DEFAULT, O_RDONLY, 0);
136 d_fprintf(stderr, _("Could not open idmap db (%s): %s\n"),
137 dbfile, strerror(errno));
141 status = dbwrap_traverse_read(db, net_idmap_dump_one_entry, NULL, NULL);
142 if (!NT_STATUS_IS_OK(status)) {
143 d_fprintf(stderr, _("error traversing the database\n"));
151 talloc_free(mem_ctx);
155 /***********************************************************
156 Write entries from stdin to current local idmap
157 **********************************************************/
159 static int net_idmap_store_id_mapping(struct db_context *db,
162 const char *sid_string)
169 idstr = talloc_asprintf(talloc_tos(), "UID %lu", idval);
172 idstr = talloc_asprintf(talloc_tos(), "GID %lu", idval);
175 d_fprintf(stderr, "Invalid id mapping type: %d\n", type);
179 status = dbwrap_store_bystring(db, idstr,
180 string_term_tdb_data(sid_string),
182 if (!NT_STATUS_IS_OK(status)) {
183 d_fprintf(stderr, "Error storing ID -> SID: "
184 "%s\n", nt_errstr(status));
188 status = dbwrap_store_bystring(db, sid_string,
189 string_term_tdb_data(idstr),
191 if (!NT_STATUS_IS_OK(status)) {
192 d_fprintf(stderr, "Error storing SID -> ID: "
193 "%s\n", nt_errstr(status));
201 static int net_idmap_restore(struct net_context *c, int argc, const char **argv)
205 struct db_context *db;
206 const char *dbfile = NULL;
209 if (c->display_usage) {
212 _("net idmap restore [--db=<TDB>] [<inputfile>]\n"
213 " Restore ID mappings from file\n"
214 " TDB\tFile to store ID mappings to."
215 " inputfile\tFile to load ID mappings from. If not "
216 "given, load data from stdin.\n"));
220 mem_ctx = talloc_stackframe();
222 dbfile = net_idmap_dbfile(c);
224 if (dbfile == NULL) {
229 d_fprintf(stderr, _("restoring id mapping to %s\n"), dbfile);
232 input = fopen(argv[0], "r");
234 d_fprintf(stderr, _("Could not open input file (%s): %s\n"),
235 argv[0], strerror(errno));
243 db = db_open(mem_ctx, dbfile, 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0644);
245 d_fprintf(stderr, _("Could not open idmap db (%s): %s\n"),
246 dbfile, strerror(errno));
251 if (dbwrap_transaction_start(db) != 0) {
252 d_fprintf(stderr, _("Failed to start transaction.\n"));
257 while (!feof(input)) {
258 char line[128], sid_string[128];
263 if (fgets(line, 127, input) == NULL)
268 if ( (len > 0) && (line[len-1] == '\n') )
271 if (sscanf(line, "GID %lu %128s", &idval, sid_string) == 2)
273 ret = net_idmap_store_id_mapping(db, ID_TYPE_GID,
278 } else if (sscanf(line, "UID %lu %128s", &idval, sid_string) == 2)
280 ret = net_idmap_store_id_mapping(db, ID_TYPE_UID,
285 } else if (sscanf(line, "USER HWM %lu", &idval) == 1) {
286 status = dbwrap_store_int32(db, "USER HWM", idval);
287 if (!NT_STATUS_IS_OK(status)) {
289 _("Could not store USER HWM: %s\n"),
293 } else if (sscanf(line, "GROUP HWM %lu", &idval) == 1) {
294 status = dbwrap_store_int32(db, "GROUP HWM", idval);
295 if (!NT_STATUS_IS_OK(status)) {
297 _("Could not store GROUP HWM: %s\n"),
302 d_fprintf(stderr, _("ignoring invalid line [%s]\n"),
309 if(dbwrap_transaction_commit(db) != 0) {
310 d_fprintf(stderr, _("Failed to commit transaction.\n"));
314 if (dbwrap_transaction_cancel(db) != 0) {
315 d_fprintf(stderr, _("Failed to cancel transaction.\n"));
320 if ((input != NULL) && (input != stdin)) {
324 talloc_free(mem_ctx);
329 NTSTATUS dbwrap_delete_mapping(struct db_context *db, TDB_DATA key1, bool force)
331 TALLOC_CTX* mem_ctx = talloc_tos();
332 struct db_record *rec1=NULL, *rec2=NULL;
334 bool is_valid_mapping;
335 NTSTATUS status = NT_STATUS_OK;
338 rec1 = dbwrap_fetch_locked(db, mem_ctx, key1);
340 DEBUG(1, ("failed to fetch: %.*s\n", (int)key1.dsize, key1.dptr));
341 status = NT_STATUS_NO_MEMORY;
344 key2 = dbwrap_record_get_value(rec1);
345 if (key2.dptr == NULL) {
346 DEBUG(1, ("could not find %.*s\n", (int)key1.dsize, key1.dptr));
347 status = NT_STATUS_NOT_FOUND;
351 DEBUG(2, ("mapping: %.*s -> %.*s\n",
352 (int)key1.dsize, key1.dptr, (int)key2.dsize, key2.dptr));
354 rec2 = dbwrap_fetch_locked(db, mem_ctx, key2);
356 DEBUG(1, ("failed to fetch: %.*s\n", (int)key2.dsize, key2.dptr));
357 status = NT_STATUS_NO_MEMORY;
361 value = dbwrap_record_get_value(rec2);
362 is_valid_mapping = tdb_data_equal(key1, value);
364 if (!is_valid_mapping) {
365 DEBUG(1, ("invalid mapping: %.*s -> %.*s -> %.*s\n",
366 (int)key1.dsize, key1.dptr, (int)key2.dsize, key2.dptr,
367 (int)value.dsize, value.dptr ));
369 status = NT_STATUS_FILE_INVALID;
374 status = dbwrap_record_delete(rec1);
375 if (!NT_STATUS_IS_OK(status)) {
376 DEBUG(1, ("failed to delete: %.*s\n", (int)key1.dsize, key1.dptr));
380 if (is_valid_mapping) {
381 status = dbwrap_record_delete(rec2);
382 if (!NT_STATUS_IS_OK(status)) {
383 DEBUG(1, ("failed to delete: %.*s\n", (int)key2.dsize, key2.dptr));
393 NTSTATUS delete_mapping_action(struct db_context *db, void* data)
395 return dbwrap_delete_mapping(db, *(TDB_DATA*)data, false);
398 NTSTATUS delete_mapping_action_force(struct db_context *db, void* data)
400 return dbwrap_delete_mapping(db, *(TDB_DATA*)data, true);
403 /***********************************************************
404 Delete a SID mapping from a winbindd_idmap.tdb
405 **********************************************************/
406 static bool delete_args_ok(int argc, const char **argv)
410 if (strncmp(argv[0], "S-", 2) == 0)
412 if (strncmp(argv[0], "GID ", 4) == 0)
414 if (strncmp(argv[0], "UID ", 4) == 0)
419 static int net_idmap_delete(struct net_context *c, int argc, const char **argv)
422 struct db_context *db;
428 if ( !delete_args_ok(argc,argv) || c->display_usage) {
431 _("net idmap delete [-f] [--db=<TDB>] <ID>\n"
432 " Delete mapping of ID from TDB.\n"
434 " TDB\tidmap database\n"
435 " ID\tSID|GID|UID\n"));
436 return c->display_usage ? 0 : -1;
439 mem_ctx = talloc_stackframe();
441 dbfile = net_idmap_dbfile(c);
442 if (dbfile == NULL) {
445 d_fprintf(stderr, _("deleting id mapping from %s\n"), dbfile);
447 db = db_open(mem_ctx, dbfile, 0, TDB_DEFAULT, O_RDWR, 0);
449 d_fprintf(stderr, _("Could not open idmap db (%s): %s\n"),
450 dbfile, strerror(errno));
454 key = string_term_tdb_data(argv[0]);
456 status = dbwrap_trans_do(db, (c->opt_force
457 ? delete_mapping_action_force
458 : delete_mapping_action), &key);
460 if (!NT_STATUS_IS_OK(status)) {
461 d_fprintf(stderr, _("could not delete mapping: %s\n"),
467 talloc_free(mem_ctx);
471 static int net_idmap_set(struct net_context *c, int argc, const char **argv)
473 d_printf("%s\n", _("Not implemented yet"));
476 static bool idmap_store_secret(const char *backend,
478 const char *identity,
485 r = asprintf(&tmp, "IDMAP_%s_%s", backend, domain);
487 if (r < 0) return false;
489 strupper_m(tmp); /* make sure the key is case insensitive */
490 ret = secrets_store_generic(tmp, identity, secret);
497 static int net_idmap_secret(struct net_context *c, int argc, const char **argv)
507 if (argc != 2 || c->display_usage) {
510 _("net idmap secret <DOMAIN> <secret>\n"
511 " Set the secret for the specified domain\n"
512 " DOMAIN\tDomain to set secret for.\n"
513 " secret\tNew secret to set.\n"));
514 return c->display_usage?0:-1;
519 ctx = talloc_new(NULL);
522 domain = talloc_strdup(ctx, argv[0]);
525 opt = talloc_asprintf(ctx, "idmap config %s", domain);
528 backend = talloc_strdup(ctx, lp_parm_const_string(-1, opt, "backend", "tdb"));
529 ALLOC_CHECK(backend);
531 if ( ( ! backend) || ( ! strequal(backend, "ldap"))) {
533 _("The only currently supported backend is LDAP\n"));
538 dn = lp_parm_const_string(-1, opt, "ldap_user_dn", NULL);
541 _("Missing ldap_user_dn option for domain %s\n"),
547 ret = idmap_store_secret("ldap", domain, dn, secret);
550 d_fprintf(stderr, _("Failed to store secret\n"));
555 d_printf(_("Secret stored\n"));
559 static int net_idmap_check(struct net_context *c, int argc, const char **argv)
562 struct check_options opts;
564 if ( argc > 1 || c->display_usage) {
567 _("net idmap check [-v] [-r] [-a] [-T] [-f] [-l] [[--db=]<TDB>]\n"
568 " Check an idmap database.\n"
569 " --verbose,-v\tverbose\n"
570 " --repair,-r\trepair\n"
571 " --auto,-a\tnoninteractive mode\n"
572 " --test,-T\tdry run\n"
573 " --fore,-f\tforce\n"
574 " --lock,-l\tlock db while doing the check\n"
575 " TDB\tidmap database\n"));
576 return c->display_usage ? 0 : -1;
579 dbfile = (argc > 0) ? argv[0] : net_idmap_dbfile(c);
580 if (dbfile == NULL) {
583 d_fprintf(stderr, _("check database: %s\n"), dbfile);
585 opts = (struct check_options) {
586 .lock = c->opt_lock || c->opt_long_list_entries,
587 .test = c->opt_testmode,
588 .automatic = c->opt_auto,
589 .verbose = c->opt_verbose,
590 .force = c->opt_force,
591 .repair = c->opt_repair || c->opt_reboot,
594 return net_idmap_check_db(dbfile, &opts);
597 static int net_idmap_aclmapset(struct net_context *c, int argc, const char **argv)
601 struct dom_sid src_sid, dst_sid;
603 struct db_context *db;
604 struct db_record *rec;
607 if (argc != 3 || c->display_usage) {
608 d_fprintf(stderr, "%s net idmap aclmapset <tdb> "
609 "<src-sid> <dst-sid>\n", _("Usage:"));
613 if (!(mem_ctx = talloc_init("net idmap aclmapset"))) {
614 d_fprintf(stderr, _("talloc_init failed\n"));
618 if (!(db = db_open(mem_ctx, argv[0], 0, TDB_DEFAULT,
619 O_RDWR|O_CREAT, 0600))) {
620 d_fprintf(stderr, _("db_open failed: %s\n"), strerror(errno));
624 if (!string_to_sid(&src_sid, argv[1])) {
625 d_fprintf(stderr, _("%s is not a valid sid\n"), argv[1]);
629 if (!string_to_sid(&dst_sid, argv[2])) {
630 d_fprintf(stderr, _("%s is not a valid sid\n"), argv[2]);
634 if (!(src = sid_string_talloc(mem_ctx, &src_sid))
635 || !(dst = sid_string_talloc(mem_ctx, &dst_sid))) {
636 d_fprintf(stderr, _("talloc_strdup failed\n"));
640 if (!(rec = dbwrap_fetch_locked(
641 db, mem_ctx, string_term_tdb_data(src)))) {
642 d_fprintf(stderr, _("could not fetch db record\n"));
646 status = dbwrap_record_store(rec, string_term_tdb_data(dst), 0);
649 if (!NT_STATUS_IS_OK(status)) {
650 d_fprintf(stderr, _("could not store record: %s\n"),
657 TALLOC_FREE(mem_ctx);
661 /***********************************************************
662 Look at the current idmap
663 **********************************************************/
664 int net_idmap(struct net_context *c, int argc, const char **argv)
666 struct functable func[] = {
671 N_("Dump the current ID mappings"),
672 N_("net idmap dump\n"
673 " Dump the current ID mappings")
679 N_("Restore entries from stdin"),
680 N_("net idmap restore\n"
681 " Restore entries from stdin")
687 N_("Not implemented yet"),
688 N_("net idmap setmap\n"
689 " Not implemented yet")
695 N_("Delete ID mapping"),
696 N_("net idmap delete <ID>\n"
697 " Delete ID mapping")
703 N_("Set secret for specified domain"),
704 N_("net idmap secret <DOMAIN> <secret>\n"
705 " Set secret for specified domain")
712 N_("net idmap aclmapset\n"
719 N_("Check id mappings"),
720 N_("net idmap check\n"
721 " Check id mappings")
723 {NULL, NULL, 0, NULL, NULL}
726 return net_run_function(c, argc, argv, "net idmap", func);