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"
29 #define ALLOC_CHECK(mem) do { \
31 d_fprintf(stderr, _("Out of memory!\n")); \
36 /***********************************************************
37 Helper function for net_idmap_dump. Dump one entry.
38 **********************************************************/
39 static int net_idmap_dump_one_entry(struct db_record
*rec
,
42 if (strcmp((char *)rec
->key
.dptr
, "USER HWM") == 0) {
43 printf(_("USER HWM %d\n"), IVAL(rec
->value
.dptr
,0));
47 if (strcmp((char *)rec
->key
.dptr
, "GROUP HWM") == 0) {
48 printf(_("GROUP HWM %d\n"), IVAL(rec
->value
.dptr
,0));
52 if (strncmp((char *)rec
->key
.dptr
, "S-", 2) != 0)
55 printf("%s %s\n", rec
->value
.dptr
, rec
->key
.dptr
);
59 static const char* net_idmap_dbfile(struct net_context
*c
)
61 const char* dbfile
= NULL
;
63 if (c
->opt_db
!= NULL
) {
64 dbfile
= talloc_strdup(talloc_tos(), c
->opt_db
);
66 d_fprintf(stderr
, _("Out of memory!\n"));
68 } else if (strequal(lp_idmap_backend(), "tdb")) {
69 dbfile
= state_path("winbindd_idmap.tdb");
71 d_fprintf(stderr
, _("Out of memory!\n"));
73 } else if (strequal(lp_idmap_backend(), "tdb2")) {
74 dbfile
= lp_parm_talloc_string(-1, "tdb", "idmap2.tdb", NULL
);
76 dbfile
= talloc_asprintf(talloc_tos(), "%s/idmap2.tdb",
80 d_fprintf(stderr
, _("Out of memory!\n"));
83 char* backend
= talloc_strdup(talloc_tos(), lp_idmap_backend());
84 char* args
= strchr(backend
, ':');
89 d_printf(_("Sorry, 'idmap backend = %s' is currently not supported\n"),
98 /***********************************************************
99 Dump the current idmap
100 **********************************************************/
101 static int net_idmap_dump(struct net_context
*c
, int argc
, const char **argv
)
103 struct db_context
*db
;
108 if ( argc
> 1 || c
->display_usage
) {
111 _("net idmap dump [[--db=]<inputfile>]\n"
112 " Dump current ID mapping.\n"
113 " inputfile\tTDB file to read mappings from.\n"));
114 return c
->display_usage
?0:-1;
117 mem_ctx
= talloc_stackframe();
119 dbfile
= (argc
> 0) ? argv
[0] : net_idmap_dbfile(c
);
120 if (dbfile
== NULL
) {
123 d_fprintf(stderr
, _("dumping id mapping from %s\n"), dbfile
);
125 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDONLY
, 0);
127 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
128 dbfile
, strerror(errno
));
132 db
->traverse_read(db
, net_idmap_dump_one_entry
, NULL
);
136 talloc_free(mem_ctx
);
140 /***********************************************************
141 Write entries from stdin to current local idmap
142 **********************************************************/
144 static int net_idmap_store_id_mapping(struct db_context
*db
,
147 const char *sid_string
)
154 idstr
= talloc_asprintf(talloc_tos(), "UID %lu", idval
);
157 idstr
= talloc_asprintf(talloc_tos(), "GID %lu", idval
);
160 d_fprintf(stderr
, "Invalid id mapping type: %d\n", type
);
164 status
= dbwrap_store_bystring(db
, idstr
,
165 string_term_tdb_data(sid_string
),
167 if (!NT_STATUS_IS_OK(status
)) {
168 d_fprintf(stderr
, "Error storing ID -> SID: "
169 "%s\n", nt_errstr(status
));
173 status
= dbwrap_store_bystring(db
, sid_string
,
174 string_term_tdb_data(idstr
),
176 if (!NT_STATUS_IS_OK(status
)) {
177 d_fprintf(stderr
, "Error storing SID -> ID: "
178 "%s\n", nt_errstr(status
));
186 static int net_idmap_restore(struct net_context
*c
, int argc
, const char **argv
)
190 struct db_context
*db
;
191 const char *dbfile
= NULL
;
194 if (c
->display_usage
) {
197 _("net idmap restore [--db=<TDB>] [<inputfile>]\n"
198 " Restore ID mappings from file\n"
199 " TDB\tFile to store ID mappings to."
200 " inputfile\tFile to load ID mappings from. If not "
201 "given, load data from stdin.\n"));
205 mem_ctx
= talloc_stackframe();
207 dbfile
= net_idmap_dbfile(c
);
209 if (dbfile
== NULL
) {
214 d_fprintf(stderr
, _("restoring id mapping to %s\n"), dbfile
);
217 input
= fopen(argv
[0], "r");
219 d_fprintf(stderr
, _("Could not open input file (%s): %s\n"),
220 argv
[0], strerror(errno
));
228 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDWR
|O_CREAT
, 0644);
230 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
231 dbfile
, strerror(errno
));
236 if (db
->transaction_start(db
) != 0) {
237 d_fprintf(stderr
, _("Failed to start transaction.\n"));
242 while (!feof(input
)) {
243 char line
[128], sid_string
[128];
247 if (fgets(line
, 127, input
) == NULL
)
252 if ( (len
> 0) && (line
[len
-1] == '\n') )
255 if (sscanf(line
, "GID %lu %128s", &idval
, sid_string
) == 2)
257 ret
= net_idmap_store_id_mapping(db
, ID_TYPE_GID
,
262 } else if (sscanf(line
, "UID %lu %128s", &idval
, sid_string
) == 2)
264 ret
= net_idmap_store_id_mapping(db
, ID_TYPE_UID
,
269 } else if (sscanf(line
, "USER HWM %lu", &idval
) == 1) {
270 ret
= dbwrap_store_int32(db
, "USER HWM", idval
);
272 d_fprintf(stderr
, _("Could not store USER HWM.\n"));
275 } else if (sscanf(line
, "GROUP HWM %lu", &idval
) == 1) {
276 ret
= dbwrap_store_int32(db
, "GROUP HWM", idval
);
279 _("Could not store GROUP HWM.\n"));
283 d_fprintf(stderr
, _("ignoring invalid line [%s]\n"),
290 if(db
->transaction_commit(db
) != 0) {
291 d_fprintf(stderr
, _("Failed to commit transaction.\n"));
295 if (db
->transaction_cancel(db
) != 0) {
296 d_fprintf(stderr
, _("Failed to cancel transaction.\n"));
301 if ((input
!= NULL
) && (input
!= stdin
)) {
305 talloc_free(mem_ctx
);
310 NTSTATUS
dbwrap_delete_mapping(struct db_context
*db
, TDB_DATA key1
, bool force
)
312 TALLOC_CTX
* mem_ctx
= talloc_tos();
313 struct db_record
*rec1
=NULL
, *rec2
=NULL
;
315 bool is_valid_mapping
;
316 NTSTATUS status
= NT_STATUS_OK
;
318 rec1
= db
->fetch_locked(db
, mem_ctx
, key1
);
320 DEBUG(1, ("failed to fetch: %.*s\n", (int)key1
.dsize
, key1
.dptr
));
321 status
= NT_STATUS_NO_MEMORY
;
325 if (key2
.dptr
== NULL
) {
326 DEBUG(1, ("could not find %.*s\n", (int)key1
.dsize
, key1
.dptr
));
327 status
= NT_STATUS_NOT_FOUND
;
331 DEBUG(2, ("mapping: %.*s -> %.*s\n",
332 (int)key1
.dsize
, key1
.dptr
, (int)key2
.dsize
, key2
.dptr
));
334 rec2
= db
->fetch_locked(db
, mem_ctx
, key2
);
336 DEBUG(1, ("failed to fetch: %.*s\n", (int)key2
.dsize
, key2
.dptr
));
337 status
= NT_STATUS_NO_MEMORY
;
341 is_valid_mapping
= tdb_data_equal(key1
, rec2
->value
);
343 if (!is_valid_mapping
) {
344 DEBUG(1, ("invalid mapping: %.*s -> %.*s -> %.*s\n",
345 (int)key1
.dsize
, key1
.dptr
, (int)key2
.dsize
, key2
.dptr
,
346 (int)rec2
->value
.dsize
, rec2
->value
.dptr
));
348 status
= NT_STATUS_FILE_INVALID
;
353 status
= rec1
->delete_rec(rec1
);
354 if (!NT_STATUS_IS_OK(status
)) {
355 DEBUG(1, ("failed to delete: %.*s\n", (int)key1
.dsize
, key1
.dptr
));
359 if (is_valid_mapping
) {
360 status
= rec2
->delete_rec(rec2
);
361 if (!NT_STATUS_IS_OK(status
)) {
362 DEBUG(1, ("failed to delete: %.*s\n", (int)key2
.dsize
, key2
.dptr
));
372 NTSTATUS
delete_mapping_action(struct db_context
*db
, void* data
)
374 return dbwrap_delete_mapping(db
, *(TDB_DATA
*)data
, false);
377 NTSTATUS
delete_mapping_action_force(struct db_context
*db
, void* data
)
379 return dbwrap_delete_mapping(db
, *(TDB_DATA
*)data
, true);
382 /***********************************************************
383 Delete a SID mapping from a winbindd_idmap.tdb
384 **********************************************************/
385 static bool delete_args_ok(int argc
, const char **argv
)
389 if (strncmp(argv
[0], "S-", 2) == 0)
391 if (strncmp(argv
[0], "GID ", 4) == 0)
393 if (strncmp(argv
[0], "UID ", 4) == 0)
398 static int net_idmap_delete(struct net_context
*c
, int argc
, const char **argv
)
401 struct db_context
*db
;
407 if ( !delete_args_ok(argc
,argv
) || c
->display_usage
) {
410 _("net idmap delete [-f] [--db=<TDB>] <ID>\n"
411 " Delete mapping of ID from TDB.\n"
413 " TDB\tidmap database\n"
414 " ID\tSID|GID|UID\n"));
415 return c
->display_usage
? 0 : -1;
418 mem_ctx
= talloc_stackframe();
420 dbfile
= net_idmap_dbfile(c
);
421 if (dbfile
== NULL
) {
424 d_fprintf(stderr
, _("deleting id mapping from %s\n"), dbfile
);
426 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDWR
, 0);
428 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
429 dbfile
, strerror(errno
));
433 key
= string_term_tdb_data(argv
[0]);
435 status
= dbwrap_trans_do(db
, (c
->opt_force
436 ? delete_mapping_action_force
437 : delete_mapping_action
), &key
);
439 if (!NT_STATUS_IS_OK(status
)) {
440 d_fprintf(stderr
, _("could not delete mapping: %s\n"),
446 talloc_free(mem_ctx
);
450 static int net_idmap_set(struct net_context
*c
, int argc
, const char **argv
)
452 d_printf("%s\n", _("Not implemented yet"));
455 static bool idmap_store_secret(const char *backend
,
457 const char *identity
,
464 r
= asprintf(&tmp
, "IDMAP_%s_%s", backend
, domain
);
466 if (r
< 0) return false;
468 strupper_m(tmp
); /* make sure the key is case insensitive */
469 ret
= secrets_store_generic(tmp
, identity
, secret
);
476 static int net_idmap_secret(struct net_context
*c
, int argc
, const char **argv
)
486 if (argc
!= 2 || c
->display_usage
) {
489 _("net idmap secret <DOMAIN> <secret>\n"
490 " Set the secret for the specified domain\n"
491 " DOMAIN\tDomain to set secret for.\n"
492 " secret\tNew secret to set.\n"));
493 return c
->display_usage
?0:-1;
498 ctx
= talloc_new(NULL
);
501 domain
= talloc_strdup(ctx
, argv
[0]);
504 opt
= talloc_asprintf(ctx
, "idmap config %s", domain
);
507 backend
= talloc_strdup(ctx
, lp_parm_const_string(-1, opt
, "backend", "tdb"));
508 ALLOC_CHECK(backend
);
510 if ( ( ! backend
) || ( ! strequal(backend
, "ldap"))) {
512 _("The only currently supported backend is LDAP\n"));
517 dn
= lp_parm_const_string(-1, opt
, "ldap_user_dn", NULL
);
520 _("Missing ldap_user_dn option for domain %s\n"),
526 ret
= idmap_store_secret("ldap", domain
, dn
, secret
);
529 d_fprintf(stderr
, _("Failed to store secret\n"));
534 d_printf(_("Secret stored\n"));
538 static int net_idmap_check(struct net_context
*c
, int argc
, const char **argv
)
541 struct check_options opts
;
543 if ( argc
> 1 || c
->display_usage
) {
546 _("net idmap check [-v] [-r] [-a] [-T] [-f] [-l] [[--db=]<TDB>]\n"
547 " Check an idmap database.\n"
548 " --verbose,-v\tverbose\n"
549 " --repair,-r\trepair\n"
550 " --auto,-a\tnoninteractive mode\n"
551 " --test,-T\tdry run\n"
552 " --fore,-f\tforce\n"
553 " --lock,-l\tlock db while doing the check\n"
554 " TDB\tidmap database\n"));
555 return c
->display_usage
? 0 : -1;
558 dbfile
= (argc
> 0) ? argv
[0] : net_idmap_dbfile(c
);
559 if (dbfile
== NULL
) {
562 d_fprintf(stderr
, _("check database: %s\n"), dbfile
);
564 opts
= (struct check_options
) {
565 .lock
= c
->opt_lock
|| c
->opt_long_list_entries
,
566 .test
= c
->opt_testmode
,
567 .automatic
= c
->opt_auto
,
568 .verbose
= c
->opt_verbose
,
569 .force
= c
->opt_force
,
570 .repair
= c
->opt_repair
|| c
->opt_reboot
,
573 return net_idmap_check_db(dbfile
, &opts
);
576 static int net_idmap_aclmapset(struct net_context
*c
, int argc
, const char **argv
)
580 struct dom_sid src_sid
, dst_sid
;
582 struct db_context
*db
;
583 struct db_record
*rec
;
586 if (argc
!= 3 || c
->display_usage
) {
587 d_fprintf(stderr
, "%s net idmap aclmapset <tdb> "
588 "<src-sid> <dst-sid>\n", _("Usage:"));
592 if (!(mem_ctx
= talloc_init("net idmap aclmapset"))) {
593 d_fprintf(stderr
, _("talloc_init failed\n"));
597 if (!(db
= db_open(mem_ctx
, argv
[0], 0, TDB_DEFAULT
,
598 O_RDWR
|O_CREAT
, 0600))) {
599 d_fprintf(stderr
, _("db_open failed: %s\n"), strerror(errno
));
603 if (!string_to_sid(&src_sid
, argv
[1])) {
604 d_fprintf(stderr
, _("%s is not a valid sid\n"), argv
[1]);
608 if (!string_to_sid(&dst_sid
, argv
[2])) {
609 d_fprintf(stderr
, _("%s is not a valid sid\n"), argv
[2]);
613 if (!(src
= sid_string_talloc(mem_ctx
, &src_sid
))
614 || !(dst
= sid_string_talloc(mem_ctx
, &dst_sid
))) {
615 d_fprintf(stderr
, _("talloc_strdup failed\n"));
619 if (!(rec
= db
->fetch_locked(
620 db
, mem_ctx
, string_term_tdb_data(src
)))) {
621 d_fprintf(stderr
, _("could not fetch db record\n"));
625 status
= rec
->store(rec
, string_term_tdb_data(dst
), 0);
628 if (!NT_STATUS_IS_OK(status
)) {
629 d_fprintf(stderr
, _("could not store record: %s\n"),
636 TALLOC_FREE(mem_ctx
);
640 /***********************************************************
641 Look at the current idmap
642 **********************************************************/
643 int net_idmap(struct net_context
*c
, int argc
, const char **argv
)
645 struct functable func
[] = {
650 N_("Dump the current ID mappings"),
651 N_("net idmap dump\n"
652 " Dump the current ID mappings")
658 N_("Restore entries from stdin"),
659 N_("net idmap restore\n"
660 " Restore entries from stdin")
666 N_("Not implemented yet"),
667 N_("net idmap setmap\n"
668 " Not implemented yet")
674 N_("Delete ID mapping"),
675 N_("net idmap delete <ID>\n"
676 " Delete ID mapping")
682 N_("Set secret for specified domain"),
683 N_("net idmap secret <DOMAIN> <secret>\n"
684 " Set secret for specified domain")
691 N_("net idmap aclmapset\n"
698 N_("Check id mappings"),
699 N_("net idmap check\n"
700 " Check id mappings")
702 {NULL
, NULL
, 0, NULL
, NULL
}
705 return net_run_function(c
, argc
, argv
, "net idmap", func
);