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"
26 #include "../libcli/security/security.h"
27 #include "net_idmap_check.h"
30 #define ALLOC_CHECK(mem) do { \
32 d_fprintf(stderr, _("Out of memory!\n")); \
37 /***********************************************************
38 Helper function for net_idmap_dump. Dump one entry.
39 **********************************************************/
40 static int net_idmap_dump_one_entry(struct db_record
*rec
,
43 if (strcmp((char *)rec
->key
.dptr
, "USER HWM") == 0) {
44 printf(_("USER HWM %d\n"), IVAL(rec
->value
.dptr
,0));
48 if (strcmp((char *)rec
->key
.dptr
, "GROUP HWM") == 0) {
49 printf(_("GROUP HWM %d\n"), IVAL(rec
->value
.dptr
,0));
53 if (strncmp((char *)rec
->key
.dptr
, "S-", 2) != 0)
56 printf("%s %s\n", rec
->value
.dptr
, rec
->key
.dptr
);
60 static const char* net_idmap_dbfile(struct net_context
*c
)
62 const char* dbfile
= NULL
;
64 if (c
->opt_db
!= NULL
) {
65 dbfile
= talloc_strdup(talloc_tos(), c
->opt_db
);
67 d_fprintf(stderr
, _("Out of memory!\n"));
69 } else if (strequal(lp_idmap_backend(), "tdb")) {
70 dbfile
= state_path("winbindd_idmap.tdb");
72 d_fprintf(stderr
, _("Out of memory!\n"));
74 } else if (strequal(lp_idmap_backend(), "tdb2")) {
75 dbfile
= lp_parm_talloc_string(-1, "tdb", "idmap2.tdb", NULL
);
77 dbfile
= talloc_asprintf(talloc_tos(), "%s/idmap2.tdb",
81 d_fprintf(stderr
, _("Out of memory!\n"));
84 char* backend
= talloc_strdup(talloc_tos(), lp_idmap_backend());
85 char* args
= strchr(backend
, ':');
90 d_printf(_("Sorry, 'idmap backend = %s' is currently not supported\n"),
99 /***********************************************************
100 Dump the current idmap
101 **********************************************************/
102 static int net_idmap_dump(struct net_context
*c
, int argc
, const char **argv
)
104 struct db_context
*db
;
109 if ( argc
> 1 || c
->display_usage
) {
112 _("net idmap dump [[--db=]<inputfile>]\n"
113 " Dump current ID mapping.\n"
114 " inputfile\tTDB file to read mappings from.\n"));
115 return c
->display_usage
?0:-1;
118 mem_ctx
= talloc_stackframe();
120 dbfile
= (argc
> 0) ? argv
[0] : net_idmap_dbfile(c
);
121 if (dbfile
== NULL
) {
124 d_fprintf(stderr
, _("dumping id mapping from %s\n"), dbfile
);
126 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDONLY
, 0);
128 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
129 dbfile
, strerror(errno
));
133 db
->traverse_read(db
, net_idmap_dump_one_entry
, NULL
);
137 talloc_free(mem_ctx
);
141 /***********************************************************
142 Write entries from stdin to current local idmap
143 **********************************************************/
145 static int net_idmap_store_id_mapping(struct db_context
*db
,
148 const char *sid_string
)
155 idstr
= talloc_asprintf(talloc_tos(), "UID %lu", idval
);
158 idstr
= talloc_asprintf(talloc_tos(), "GID %lu", idval
);
161 d_fprintf(stderr
, "Invalid id mapping type: %d\n", type
);
165 status
= dbwrap_store_bystring(db
, idstr
,
166 string_term_tdb_data(sid_string
),
168 if (!NT_STATUS_IS_OK(status
)) {
169 d_fprintf(stderr
, "Error storing ID -> SID: "
170 "%s\n", nt_errstr(status
));
174 status
= dbwrap_store_bystring(db
, sid_string
,
175 string_term_tdb_data(idstr
),
177 if (!NT_STATUS_IS_OK(status
)) {
178 d_fprintf(stderr
, "Error storing SID -> ID: "
179 "%s\n", nt_errstr(status
));
187 static int net_idmap_restore(struct net_context
*c
, int argc
, const char **argv
)
191 struct db_context
*db
;
192 const char *dbfile
= NULL
;
195 if (c
->display_usage
) {
198 _("net idmap restore [--db=<TDB>] [<inputfile>]\n"
199 " Restore ID mappings from file\n"
200 " TDB\tFile to store ID mappings to."
201 " inputfile\tFile to load ID mappings from. If not "
202 "given, load data from stdin.\n"));
206 mem_ctx
= talloc_stackframe();
208 dbfile
= net_idmap_dbfile(c
);
210 if (dbfile
== NULL
) {
215 d_fprintf(stderr
, _("restoring id mapping to %s\n"), dbfile
);
218 input
= fopen(argv
[0], "r");
220 d_fprintf(stderr
, _("Could not open input file (%s): %s\n"),
221 argv
[0], strerror(errno
));
229 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDWR
|O_CREAT
, 0644);
231 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
232 dbfile
, strerror(errno
));
237 if (db
->transaction_start(db
) != 0) {
238 d_fprintf(stderr
, _("Failed to start transaction.\n"));
243 while (!feof(input
)) {
244 char line
[128], sid_string
[128];
248 if (fgets(line
, 127, input
) == NULL
)
253 if ( (len
> 0) && (line
[len
-1] == '\n') )
256 if (sscanf(line
, "GID %lu %128s", &idval
, sid_string
) == 2)
258 ret
= net_idmap_store_id_mapping(db
, ID_TYPE_GID
,
263 } else if (sscanf(line
, "UID %lu %128s", &idval
, sid_string
) == 2)
265 ret
= net_idmap_store_id_mapping(db
, ID_TYPE_UID
,
270 } else if (sscanf(line
, "USER HWM %lu", &idval
) == 1) {
271 ret
= dbwrap_store_int32(db
, "USER HWM", idval
);
273 d_fprintf(stderr
, _("Could not store USER HWM.\n"));
276 } else if (sscanf(line
, "GROUP HWM %lu", &idval
) == 1) {
277 ret
= dbwrap_store_int32(db
, "GROUP HWM", idval
);
280 _("Could not store GROUP HWM.\n"));
284 d_fprintf(stderr
, _("ignoring invalid line [%s]\n"),
291 if(db
->transaction_commit(db
) != 0) {
292 d_fprintf(stderr
, _("Failed to commit transaction.\n"));
296 if (db
->transaction_cancel(db
) != 0) {
297 d_fprintf(stderr
, _("Failed to cancel transaction.\n"));
302 if ((input
!= NULL
) && (input
!= stdin
)) {
306 talloc_free(mem_ctx
);
311 NTSTATUS
dbwrap_delete_mapping(struct db_context
*db
, TDB_DATA key1
, bool force
)
313 TALLOC_CTX
* mem_ctx
= talloc_tos();
314 struct db_record
*rec1
=NULL
, *rec2
=NULL
;
316 bool is_valid_mapping
;
317 NTSTATUS status
= NT_STATUS_OK
;
319 rec1
= db
->fetch_locked(db
, mem_ctx
, key1
);
321 DEBUG(1, ("failed to fetch: %.*s\n", (int)key1
.dsize
, key1
.dptr
));
322 status
= NT_STATUS_NO_MEMORY
;
326 if (key2
.dptr
== NULL
) {
327 DEBUG(1, ("could not find %.*s\n", (int)key1
.dsize
, key1
.dptr
));
328 status
= NT_STATUS_NOT_FOUND
;
332 DEBUG(2, ("mapping: %.*s -> %.*s\n",
333 (int)key1
.dsize
, key1
.dptr
, (int)key2
.dsize
, key2
.dptr
));
335 rec2
= db
->fetch_locked(db
, mem_ctx
, key2
);
337 DEBUG(1, ("failed to fetch: %.*s\n", (int)key2
.dsize
, key2
.dptr
));
338 status
= NT_STATUS_NO_MEMORY
;
342 is_valid_mapping
= tdb_data_equal(key1
, rec2
->value
);
344 if (!is_valid_mapping
) {
345 DEBUG(1, ("invalid mapping: %.*s -> %.*s -> %.*s\n",
346 (int)key1
.dsize
, key1
.dptr
, (int)key2
.dsize
, key2
.dptr
,
347 (int)rec2
->value
.dsize
, rec2
->value
.dptr
));
349 status
= NT_STATUS_FILE_INVALID
;
354 status
= rec1
->delete_rec(rec1
);
355 if (!NT_STATUS_IS_OK(status
)) {
356 DEBUG(1, ("failed to delete: %.*s\n", (int)key1
.dsize
, key1
.dptr
));
360 if (is_valid_mapping
) {
361 status
= rec2
->delete_rec(rec2
);
362 if (!NT_STATUS_IS_OK(status
)) {
363 DEBUG(1, ("failed to delete: %.*s\n", (int)key2
.dsize
, key2
.dptr
));
373 NTSTATUS
delete_mapping_action(struct db_context
*db
, void* data
)
375 return dbwrap_delete_mapping(db
, *(TDB_DATA
*)data
, false);
378 NTSTATUS
delete_mapping_action_force(struct db_context
*db
, void* data
)
380 return dbwrap_delete_mapping(db
, *(TDB_DATA
*)data
, true);
383 /***********************************************************
384 Delete a SID mapping from a winbindd_idmap.tdb
385 **********************************************************/
386 static bool delete_args_ok(int argc
, const char **argv
)
390 if (strncmp(argv
[0], "S-", 2) == 0)
392 if (strncmp(argv
[0], "GID ", 4) == 0)
394 if (strncmp(argv
[0], "UID ", 4) == 0)
399 static int net_idmap_delete(struct net_context
*c
, int argc
, const char **argv
)
402 struct db_context
*db
;
408 if ( !delete_args_ok(argc
,argv
) || c
->display_usage
) {
411 _("net idmap delete [-f] [--db=<TDB>] <ID>\n"
412 " Delete mapping of ID from TDB.\n"
414 " TDB\tidmap database\n"
415 " ID\tSID|GID|UID\n"));
416 return c
->display_usage
? 0 : -1;
419 mem_ctx
= talloc_stackframe();
421 dbfile
= net_idmap_dbfile(c
);
422 if (dbfile
== NULL
) {
425 d_fprintf(stderr
, _("deleting id mapping from %s\n"), dbfile
);
427 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDWR
, 0);
429 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
430 dbfile
, strerror(errno
));
434 key
= string_term_tdb_data(argv
[0]);
436 status
= dbwrap_trans_do(db
, (c
->opt_force
437 ? delete_mapping_action_force
438 : delete_mapping_action
), &key
);
440 if (!NT_STATUS_IS_OK(status
)) {
441 d_fprintf(stderr
, _("could not delete mapping: %s\n"),
447 talloc_free(mem_ctx
);
451 static int net_idmap_set(struct net_context
*c
, int argc
, const char **argv
)
453 d_printf("%s\n", _("Not implemented yet"));
456 static bool idmap_store_secret(const char *backend
,
458 const char *identity
,
465 r
= asprintf(&tmp
, "IDMAP_%s_%s", backend
, domain
);
467 if (r
< 0) return false;
469 strupper_m(tmp
); /* make sure the key is case insensitive */
470 ret
= secrets_store_generic(tmp
, identity
, secret
);
477 static int net_idmap_secret(struct net_context
*c
, int argc
, const char **argv
)
487 if (argc
!= 2 || c
->display_usage
) {
490 _("net idmap secret <DOMAIN> <secret>\n"
491 " Set the secret for the specified domain\n"
492 " DOMAIN\tDomain to set secret for.\n"
493 " secret\tNew secret to set.\n"));
494 return c
->display_usage
?0:-1;
499 ctx
= talloc_new(NULL
);
502 domain
= talloc_strdup(ctx
, argv
[0]);
505 opt
= talloc_asprintf(ctx
, "idmap config %s", domain
);
508 backend
= talloc_strdup(ctx
, lp_parm_const_string(-1, opt
, "backend", "tdb"));
509 ALLOC_CHECK(backend
);
511 if ( ( ! backend
) || ( ! strequal(backend
, "ldap"))) {
513 _("The only currently supported backend is LDAP\n"));
518 dn
= lp_parm_const_string(-1, opt
, "ldap_user_dn", NULL
);
521 _("Missing ldap_user_dn option for domain %s\n"),
527 ret
= idmap_store_secret("ldap", domain
, dn
, secret
);
530 d_fprintf(stderr
, _("Failed to store secret\n"));
535 d_printf(_("Secret stored\n"));
539 static int net_idmap_check(struct net_context
*c
, int argc
, const char **argv
)
542 struct check_options opts
;
544 if ( argc
> 1 || c
->display_usage
) {
547 _("net idmap check [-v] [-r] [-a] [-T] [-f] [-l] [[--db=]<TDB>]\n"
548 " Check an idmap database.\n"
549 " --verbose,-v\tverbose\n"
550 " --repair,-r\trepair\n"
551 " --auto,-a\tnoninteractive mode\n"
552 " --test,-T\tdry run\n"
553 " --fore,-f\tforce\n"
554 " --lock,-l\tlock db while doing the check\n"
555 " TDB\tidmap database\n"));
556 return c
->display_usage
? 0 : -1;
559 dbfile
= (argc
> 0) ? argv
[0] : net_idmap_dbfile(c
);
560 if (dbfile
== NULL
) {
563 d_fprintf(stderr
, _("check database: %s\n"), dbfile
);
565 opts
= (struct check_options
) {
566 .lock
= c
->opt_lock
|| c
->opt_long_list_entries
,
567 .test
= c
->opt_testmode
,
568 .automatic
= c
->opt_auto
,
569 .verbose
= c
->opt_verbose
,
570 .force
= c
->opt_force
,
571 .repair
= c
->opt_repair
|| c
->opt_reboot
,
574 return net_idmap_check_db(dbfile
, &opts
);
577 static int net_idmap_aclmapset(struct net_context
*c
, int argc
, const char **argv
)
581 struct dom_sid src_sid
, dst_sid
;
583 struct db_context
*db
;
584 struct db_record
*rec
;
587 if (argc
!= 3 || c
->display_usage
) {
588 d_fprintf(stderr
, "%s net idmap aclmapset <tdb> "
589 "<src-sid> <dst-sid>\n", _("Usage:"));
593 if (!(mem_ctx
= talloc_init("net idmap aclmapset"))) {
594 d_fprintf(stderr
, _("talloc_init failed\n"));
598 if (!(db
= db_open(mem_ctx
, argv
[0], 0, TDB_DEFAULT
,
599 O_RDWR
|O_CREAT
, 0600))) {
600 d_fprintf(stderr
, _("db_open failed: %s\n"), strerror(errno
));
604 if (!string_to_sid(&src_sid
, argv
[1])) {
605 d_fprintf(stderr
, _("%s is not a valid sid\n"), argv
[1]);
609 if (!string_to_sid(&dst_sid
, argv
[2])) {
610 d_fprintf(stderr
, _("%s is not a valid sid\n"), argv
[2]);
614 if (!(src
= sid_string_talloc(mem_ctx
, &src_sid
))
615 || !(dst
= sid_string_talloc(mem_ctx
, &dst_sid
))) {
616 d_fprintf(stderr
, _("talloc_strdup failed\n"));
620 if (!(rec
= db
->fetch_locked(
621 db
, mem_ctx
, string_term_tdb_data(src
)))) {
622 d_fprintf(stderr
, _("could not fetch db record\n"));
626 status
= rec
->store(rec
, string_term_tdb_data(dst
), 0);
629 if (!NT_STATUS_IS_OK(status
)) {
630 d_fprintf(stderr
, _("could not store record: %s\n"),
637 TALLOC_FREE(mem_ctx
);
641 /***********************************************************
642 Look at the current idmap
643 **********************************************************/
644 int net_idmap(struct net_context
*c
, int argc
, const char **argv
)
646 struct functable func
[] = {
651 N_("Dump the current ID mappings"),
652 N_("net idmap dump\n"
653 " Dump the current ID mappings")
659 N_("Restore entries from stdin"),
660 N_("net idmap restore\n"
661 " Restore entries from stdin")
667 N_("Not implemented yet"),
668 N_("net idmap setmap\n"
669 " Not implemented yet")
675 N_("Delete ID mapping"),
676 N_("net idmap delete <ID>\n"
677 " Delete ID mapping")
683 N_("Set secret for specified domain"),
684 N_("net idmap secret <DOMAIN> <secret>\n"
685 " Set secret for specified domain")
692 N_("net idmap aclmapset\n"
699 N_("Check id mappings"),
700 N_("net idmap check\n"
701 " Check id mappings")
703 {NULL
, NULL
, 0, NULL
, NULL
}
706 return net_run_function(c
, argc
, argv
, "net idmap", func
);