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
;
70 const char *backend
= NULL
;
72 /* prefer idmap config * : backend over idmap backend parameter */
73 backend
= lp_parm_const_string(-1, "idmap config *", "backend", NULL
);
75 backend
= lp_idmap_backend();
78 if (c
->opt_db
!= NULL
) {
79 dbfile
= talloc_strdup(talloc_tos(), c
->opt_db
);
81 d_fprintf(stderr
, _("Out of memory!\n"));
83 } else if (strequal(backend
, "tdb")) {
84 dbfile
= state_path("winbindd_idmap.tdb");
86 d_fprintf(stderr
, _("Out of memory!\n"));
88 } else if (strequal(backend
, "tdb2")) {
89 dbfile
= lp_parm_talloc_string(talloc_tos(),
90 -1, "tdb", "idmap2.tdb", NULL
);
92 dbfile
= talloc_asprintf(talloc_tos(), "%s/idmap2.tdb",
96 d_fprintf(stderr
, _("Out of memory!\n"));
99 char *_backend
= talloc_strdup(talloc_tos(), backend
);
100 char* args
= strchr(_backend
, ':');
105 d_printf(_("Sorry, 'idmap backend = %s' is currently not supported\n"),
108 talloc_free(_backend
);
114 /***********************************************************
115 Dump the current idmap
116 **********************************************************/
117 static int net_idmap_dump(struct net_context
*c
, int argc
, const char **argv
)
119 struct db_context
*db
;
125 if ( argc
> 1 || c
->display_usage
) {
128 _("net idmap dump [[--db=]<inputfile>]\n"
129 " Dump current ID mapping.\n"
130 " inputfile\tTDB file to read mappings from.\n"));
131 return c
->display_usage
?0:-1;
134 mem_ctx
= talloc_stackframe();
136 dbfile
= (argc
> 0) ? argv
[0] : net_idmap_dbfile(c
);
137 if (dbfile
== NULL
) {
140 d_fprintf(stderr
, _("dumping id mapping from %s\n"), dbfile
);
142 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDONLY
, 0,
143 DBWRAP_LOCK_ORDER_1
);
145 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
146 dbfile
, strerror(errno
));
150 status
= dbwrap_traverse_read(db
, net_idmap_dump_one_entry
, NULL
, NULL
);
151 if (!NT_STATUS_IS_OK(status
)) {
152 d_fprintf(stderr
, _("error traversing the database\n"));
160 talloc_free(mem_ctx
);
164 /***********************************************************
165 Write entries from stdin to current local idmap
166 **********************************************************/
168 static int net_idmap_store_id_mapping(struct db_context
*db
,
171 const char *sid_string
)
178 idstr
= talloc_asprintf(talloc_tos(), "UID %lu", idval
);
181 idstr
= talloc_asprintf(talloc_tos(), "GID %lu", idval
);
184 d_fprintf(stderr
, "Invalid id mapping type: %d\n", type
);
188 status
= dbwrap_store_bystring(db
, idstr
,
189 string_term_tdb_data(sid_string
),
191 if (!NT_STATUS_IS_OK(status
)) {
192 d_fprintf(stderr
, "Error storing ID -> SID: "
193 "%s\n", nt_errstr(status
));
197 status
= dbwrap_store_bystring(db
, sid_string
,
198 string_term_tdb_data(idstr
),
200 if (!NT_STATUS_IS_OK(status
)) {
201 d_fprintf(stderr
, "Error storing SID -> ID: "
202 "%s\n", nt_errstr(status
));
210 static int net_idmap_restore(struct net_context
*c
, int argc
, const char **argv
)
214 struct db_context
*db
;
215 const char *dbfile
= NULL
;
218 if (c
->display_usage
) {
221 _("net idmap restore [--db=<TDB>] [<inputfile>]\n"
222 " Restore ID mappings from file\n"
223 " TDB\tFile to store ID mappings to."
224 " inputfile\tFile to load ID mappings from. If not "
225 "given, load data from stdin.\n"));
229 mem_ctx
= talloc_stackframe();
231 dbfile
= net_idmap_dbfile(c
);
233 if (dbfile
== NULL
) {
238 d_fprintf(stderr
, _("restoring id mapping to %s\n"), dbfile
);
241 input
= fopen(argv
[0], "r");
243 d_fprintf(stderr
, _("Could not open input file (%s): %s\n"),
244 argv
[0], strerror(errno
));
252 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDWR
|O_CREAT
, 0644,
253 DBWRAP_LOCK_ORDER_1
);
255 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
256 dbfile
, strerror(errno
));
261 if (dbwrap_transaction_start(db
) != 0) {
262 d_fprintf(stderr
, _("Failed to start transaction.\n"));
267 while (!feof(input
)) {
268 char line
[128], sid_string
[128];
273 if (fgets(line
, 127, input
) == NULL
)
278 if ( (len
> 0) && (line
[len
-1] == '\n') )
281 if (sscanf(line
, "GID %lu %128s", &idval
, sid_string
) == 2)
283 ret
= net_idmap_store_id_mapping(db
, ID_TYPE_GID
,
288 } else if (sscanf(line
, "UID %lu %128s", &idval
, sid_string
) == 2)
290 ret
= net_idmap_store_id_mapping(db
, ID_TYPE_UID
,
295 } else if (sscanf(line
, "USER HWM %lu", &idval
) == 1) {
296 status
= dbwrap_store_int32_bystring(
297 db
, "USER HWM", idval
);
298 if (!NT_STATUS_IS_OK(status
)) {
300 _("Could not store USER HWM: %s\n"),
304 } else if (sscanf(line
, "GROUP HWM %lu", &idval
) == 1) {
305 status
= dbwrap_store_int32_bystring(
306 db
, "GROUP HWM", idval
);
307 if (!NT_STATUS_IS_OK(status
)) {
309 _("Could not store GROUP HWM: %s\n"),
314 d_fprintf(stderr
, _("ignoring invalid line [%s]\n"),
321 if(dbwrap_transaction_commit(db
) != 0) {
322 d_fprintf(stderr
, _("Failed to commit transaction.\n"));
326 if (dbwrap_transaction_cancel(db
) != 0) {
327 d_fprintf(stderr
, _("Failed to cancel transaction.\n"));
332 if ((input
!= NULL
) && (input
!= stdin
)) {
336 talloc_free(mem_ctx
);
341 NTSTATUS
dbwrap_delete_mapping(struct db_context
*db
, TDB_DATA key1
, bool force
)
343 TALLOC_CTX
* mem_ctx
= talloc_tos();
344 struct db_record
*rec1
=NULL
, *rec2
=NULL
;
346 bool is_valid_mapping
;
347 NTSTATUS status
= NT_STATUS_OK
;
350 rec1
= dbwrap_fetch_locked(db
, mem_ctx
, key1
);
352 DEBUG(1, ("failed to fetch: %.*s\n", (int)key1
.dsize
, key1
.dptr
));
353 status
= NT_STATUS_NO_MEMORY
;
356 key2
= dbwrap_record_get_value(rec1
);
357 if (key2
.dptr
== NULL
) {
358 DEBUG(1, ("could not find %.*s\n", (int)key1
.dsize
, key1
.dptr
));
359 status
= NT_STATUS_NOT_FOUND
;
363 DEBUG(2, ("mapping: %.*s -> %.*s\n",
364 (int)key1
.dsize
, key1
.dptr
, (int)key2
.dsize
, key2
.dptr
));
366 rec2
= dbwrap_fetch_locked(db
, mem_ctx
, key2
);
368 DEBUG(1, ("failed to fetch: %.*s\n", (int)key2
.dsize
, key2
.dptr
));
369 status
= NT_STATUS_NO_MEMORY
;
373 value
= dbwrap_record_get_value(rec2
);
374 is_valid_mapping
= tdb_data_equal(key1
, value
);
376 if (!is_valid_mapping
) {
377 DEBUG(1, ("invalid mapping: %.*s -> %.*s -> %.*s\n",
378 (int)key1
.dsize
, key1
.dptr
, (int)key2
.dsize
, key2
.dptr
,
379 (int)value
.dsize
, value
.dptr
));
381 status
= NT_STATUS_FILE_INVALID
;
386 status
= dbwrap_record_delete(rec1
);
387 if (!NT_STATUS_IS_OK(status
)) {
388 DEBUG(1, ("failed to delete: %.*s\n", (int)key1
.dsize
, key1
.dptr
));
392 if (is_valid_mapping
) {
393 status
= dbwrap_record_delete(rec2
);
394 if (!NT_STATUS_IS_OK(status
)) {
395 DEBUG(1, ("failed to delete: %.*s\n", (int)key2
.dsize
, key2
.dptr
));
405 NTSTATUS
delete_mapping_action(struct db_context
*db
, void* data
)
407 return dbwrap_delete_mapping(db
, *(TDB_DATA
*)data
, false);
410 NTSTATUS
delete_mapping_action_force(struct db_context
*db
, void* data
)
412 return dbwrap_delete_mapping(db
, *(TDB_DATA
*)data
, true);
415 /***********************************************************
416 Delete a SID mapping from a winbindd_idmap.tdb
417 **********************************************************/
418 static bool delete_args_ok(int argc
, const char **argv
)
422 if (strncmp(argv
[0], "S-", 2) == 0)
424 if (strncmp(argv
[0], "GID ", 4) == 0)
426 if (strncmp(argv
[0], "UID ", 4) == 0)
431 static int net_idmap_delete(struct net_context
*c
, int argc
, const char **argv
)
434 struct db_context
*db
;
440 if ( !delete_args_ok(argc
,argv
) || c
->display_usage
) {
443 _("net idmap delete [-f] [--db=<TDB>] <ID>\n"
444 " Delete mapping of ID from TDB.\n"
446 " TDB\tidmap database\n"
447 " ID\tSID|GID|UID\n"));
448 return c
->display_usage
? 0 : -1;
451 mem_ctx
= talloc_stackframe();
453 dbfile
= net_idmap_dbfile(c
);
454 if (dbfile
== NULL
) {
457 d_fprintf(stderr
, _("deleting id mapping from %s\n"), dbfile
);
459 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDWR
, 0,
460 DBWRAP_LOCK_ORDER_1
);
462 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
463 dbfile
, strerror(errno
));
467 key
= string_term_tdb_data(argv
[0]);
469 status
= dbwrap_trans_do(db
, (c
->opt_force
470 ? delete_mapping_action_force
471 : delete_mapping_action
), &key
);
473 if (!NT_STATUS_IS_OK(status
)) {
474 d_fprintf(stderr
, _("could not delete mapping: %s\n"),
480 talloc_free(mem_ctx
);
484 static int net_idmap_set(struct net_context
*c
, int argc
, const char **argv
)
486 d_printf("%s\n", _("Not implemented yet"));
489 static bool idmap_store_secret(const char *backend
,
491 const char *identity
,
498 r
= asprintf(&tmp
, "IDMAP_%s_%s", backend
, domain
);
500 if (r
< 0) return false;
502 /* make sure the key is case insensitive */
503 if (!strupper_m(tmp
)) {
507 ret
= secrets_store_generic(tmp
, identity
, secret
);
514 static int net_idmap_secret(struct net_context
*c
, int argc
, const char **argv
)
524 if (argc
!= 2 || c
->display_usage
) {
527 _("net idmap secret <DOMAIN> <secret>\n"
528 " Set the secret for the specified domain\n"
529 " DOMAIN\tDomain to set secret for.\n"
530 " secret\tNew secret to set.\n"));
531 return c
->display_usage
?0:-1;
536 ctx
= talloc_new(NULL
);
539 domain
= talloc_strdup(ctx
, argv
[0]);
542 opt
= talloc_asprintf(ctx
, "idmap config %s", domain
);
545 backend
= talloc_strdup(ctx
, lp_parm_const_string(-1, opt
, "backend", "tdb"));
546 ALLOC_CHECK(backend
);
548 if ( ( ! backend
) || ( ! strequal(backend
, "ldap"))) {
550 _("The only currently supported backend is LDAP\n"));
555 dn
= lp_parm_const_string(-1, opt
, "ldap_user_dn", NULL
);
558 _("Missing ldap_user_dn option for domain %s\n"),
564 ret
= idmap_store_secret("ldap", domain
, dn
, secret
);
567 d_fprintf(stderr
, _("Failed to store secret\n"));
572 d_printf(_("Secret stored\n"));
576 static int net_idmap_check(struct net_context
*c
, int argc
, const char **argv
)
579 struct check_options opts
;
581 if ( argc
> 1 || c
->display_usage
) {
584 _("net idmap check [-v] [-r] [-a] [-T] [-f] [-l] [[--db=]<TDB>]\n"
585 " Check an idmap database.\n"
586 " --verbose,-v\tverbose\n"
587 " --repair,-r\trepair\n"
588 " --auto,-a\tnoninteractive mode\n"
589 " --test,-T\tdry run\n"
590 " --fore,-f\tforce\n"
591 " --lock,-l\tlock db while doing the check\n"
592 " TDB\tidmap database\n"));
593 return c
->display_usage
? 0 : -1;
596 dbfile
= (argc
> 0) ? argv
[0] : net_idmap_dbfile(c
);
597 if (dbfile
== NULL
) {
600 d_fprintf(stderr
, _("check database: %s\n"), dbfile
);
602 opts
= (struct check_options
) {
603 .lock
= c
->opt_lock
|| c
->opt_long_list_entries
,
604 .test
= c
->opt_testmode
,
605 .automatic
= c
->opt_auto
,
606 .verbose
= c
->opt_verbose
,
607 .force
= c
->opt_force
,
608 .repair
= c
->opt_repair
|| c
->opt_reboot
,
611 return net_idmap_check_db(dbfile
, &opts
);
614 static int net_idmap_aclmapset(struct net_context
*c
, int argc
, const char **argv
)
618 struct dom_sid src_sid
, dst_sid
;
620 struct db_context
*db
;
621 struct db_record
*rec
;
624 if (argc
!= 3 || c
->display_usage
) {
625 d_fprintf(stderr
, "%s net idmap aclmapset <tdb> "
626 "<src-sid> <dst-sid>\n", _("Usage:"));
630 if (!(mem_ctx
= talloc_init("net idmap aclmapset"))) {
631 d_fprintf(stderr
, _("talloc_init failed\n"));
635 if (!(db
= db_open(mem_ctx
, argv
[0], 0, TDB_DEFAULT
,
636 O_RDWR
|O_CREAT
, 0600,
637 DBWRAP_LOCK_ORDER_1
))) {
638 d_fprintf(stderr
, _("db_open failed: %s\n"), strerror(errno
));
642 if (!string_to_sid(&src_sid
, argv
[1])) {
643 d_fprintf(stderr
, _("%s is not a valid sid\n"), argv
[1]);
647 if (!string_to_sid(&dst_sid
, argv
[2])) {
648 d_fprintf(stderr
, _("%s is not a valid sid\n"), argv
[2]);
652 if (!(src
= sid_string_talloc(mem_ctx
, &src_sid
))
653 || !(dst
= sid_string_talloc(mem_ctx
, &dst_sid
))) {
654 d_fprintf(stderr
, _("talloc_strdup failed\n"));
658 if (!(rec
= dbwrap_fetch_locked(
659 db
, mem_ctx
, string_term_tdb_data(src
)))) {
660 d_fprintf(stderr
, _("could not fetch db record\n"));
664 status
= dbwrap_record_store(rec
, string_term_tdb_data(dst
), 0);
667 if (!NT_STATUS_IS_OK(status
)) {
668 d_fprintf(stderr
, _("could not store record: %s\n"),
675 TALLOC_FREE(mem_ctx
);
679 /***********************************************************
680 Look at the current idmap
681 **********************************************************/
682 int net_idmap(struct net_context
*c
, int argc
, const char **argv
)
684 struct functable func
[] = {
689 N_("Dump the current ID mappings"),
690 N_("net idmap dump\n"
691 " Dump the current ID mappings")
697 N_("Restore entries from stdin"),
698 N_("net idmap restore\n"
699 " Restore entries from stdin")
705 N_("Not implemented yet"),
706 N_("net idmap setmap\n"
707 " Not implemented yet")
713 N_("Delete ID mapping"),
714 N_("net idmap delete <ID>\n"
715 " Delete ID mapping")
721 N_("Set secret for specified domain"),
722 N_("net idmap secret <DOMAIN> <secret>\n"
723 " Set secret for specified domain")
730 N_("net idmap aclmapset\n"
737 N_("Check id mappings"),
738 N_("net idmap check\n"
739 " Check id mappings")
741 {NULL
, NULL
, 0, NULL
, NULL
}
744 return net_run_function(c
, argc
, argv
, "net idmap", func
);