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
,
44 if (strcmp((char *)rec
->key
.dptr
, "USER HWM") == 0) {
45 printf(_("USER HWM %d\n"), IVAL(rec
->value
.dptr
,0));
49 if (strcmp((char *)rec
->key
.dptr
, "GROUP HWM") == 0) {
50 printf(_("GROUP HWM %d\n"), IVAL(rec
->value
.dptr
,0));
54 if (strncmp((char *)rec
->key
.dptr
, "S-", 2) != 0)
57 printf("%s %s\n", rec
->value
.dptr
, rec
->key
.dptr
);
61 static const char* net_idmap_dbfile(struct net_context
*c
)
63 const char* dbfile
= NULL
;
65 if (c
->opt_db
!= NULL
) {
66 dbfile
= talloc_strdup(talloc_tos(), c
->opt_db
);
68 d_fprintf(stderr
, _("Out of memory!\n"));
70 } else if (strequal(lp_idmap_backend(), "tdb")) {
71 dbfile
= state_path("winbindd_idmap.tdb");
73 d_fprintf(stderr
, _("Out of memory!\n"));
75 } else if (strequal(lp_idmap_backend(), "tdb2")) {
76 dbfile
= lp_parm_talloc_string(-1, "tdb", "idmap2.tdb", NULL
);
78 dbfile
= talloc_asprintf(talloc_tos(), "%s/idmap2.tdb",
82 d_fprintf(stderr
, _("Out of memory!\n"));
85 char* backend
= talloc_strdup(talloc_tos(), lp_idmap_backend());
86 char* args
= strchr(backend
, ':');
91 d_printf(_("Sorry, 'idmap backend = %s' is currently not supported\n"),
100 /***********************************************************
101 Dump the current idmap
102 **********************************************************/
103 static int net_idmap_dump(struct net_context
*c
, int argc
, const char **argv
)
105 struct db_context
*db
;
110 if ( argc
> 1 || c
->display_usage
) {
113 _("net idmap dump [[--db=]<inputfile>]\n"
114 " Dump current ID mapping.\n"
115 " inputfile\tTDB file to read mappings from.\n"));
116 return c
->display_usage
?0:-1;
119 mem_ctx
= talloc_stackframe();
121 dbfile
= (argc
> 0) ? argv
[0] : net_idmap_dbfile(c
);
122 if (dbfile
== NULL
) {
125 d_fprintf(stderr
, _("dumping id mapping from %s\n"), dbfile
);
127 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDONLY
, 0);
129 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
130 dbfile
, strerror(errno
));
134 db
->traverse_read(db
, net_idmap_dump_one_entry
, NULL
);
138 talloc_free(mem_ctx
);
142 /***********************************************************
143 Write entries from stdin to current local idmap
144 **********************************************************/
146 static int net_idmap_store_id_mapping(struct db_context
*db
,
149 const char *sid_string
)
156 idstr
= talloc_asprintf(talloc_tos(), "UID %lu", idval
);
159 idstr
= talloc_asprintf(talloc_tos(), "GID %lu", idval
);
162 d_fprintf(stderr
, "Invalid id mapping type: %d\n", type
);
166 status
= dbwrap_store_bystring(db
, idstr
,
167 string_term_tdb_data(sid_string
),
169 if (!NT_STATUS_IS_OK(status
)) {
170 d_fprintf(stderr
, "Error storing ID -> SID: "
171 "%s\n", nt_errstr(status
));
175 status
= dbwrap_store_bystring(db
, sid_string
,
176 string_term_tdb_data(idstr
),
178 if (!NT_STATUS_IS_OK(status
)) {
179 d_fprintf(stderr
, "Error storing SID -> ID: "
180 "%s\n", nt_errstr(status
));
188 static int net_idmap_restore(struct net_context
*c
, int argc
, const char **argv
)
192 struct db_context
*db
;
193 const char *dbfile
= NULL
;
196 if (c
->display_usage
) {
199 _("net idmap restore [--db=<TDB>] [<inputfile>]\n"
200 " Restore ID mappings from file\n"
201 " TDB\tFile to store ID mappings to."
202 " inputfile\tFile to load ID mappings from. If not "
203 "given, load data from stdin.\n"));
207 mem_ctx
= talloc_stackframe();
209 dbfile
= net_idmap_dbfile(c
);
211 if (dbfile
== NULL
) {
216 d_fprintf(stderr
, _("restoring id mapping to %s\n"), dbfile
);
219 input
= fopen(argv
[0], "r");
221 d_fprintf(stderr
, _("Could not open input file (%s): %s\n"),
222 argv
[0], strerror(errno
));
230 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDWR
|O_CREAT
, 0644);
232 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
233 dbfile
, strerror(errno
));
238 if (db
->transaction_start(db
) != 0) {
239 d_fprintf(stderr
, _("Failed to start transaction.\n"));
244 while (!feof(input
)) {
245 char line
[128], sid_string
[128];
249 if (fgets(line
, 127, input
) == NULL
)
254 if ( (len
> 0) && (line
[len
-1] == '\n') )
257 if (sscanf(line
, "GID %lu %128s", &idval
, sid_string
) == 2)
259 ret
= net_idmap_store_id_mapping(db
, ID_TYPE_GID
,
264 } else if (sscanf(line
, "UID %lu %128s", &idval
, sid_string
) == 2)
266 ret
= net_idmap_store_id_mapping(db
, ID_TYPE_UID
,
271 } else if (sscanf(line
, "USER HWM %lu", &idval
) == 1) {
272 ret
= dbwrap_store_int32(db
, "USER HWM", idval
);
274 d_fprintf(stderr
, _("Could not store USER HWM.\n"));
277 } else if (sscanf(line
, "GROUP HWM %lu", &idval
) == 1) {
278 ret
= dbwrap_store_int32(db
, "GROUP HWM", idval
);
281 _("Could not store GROUP HWM.\n"));
285 d_fprintf(stderr
, _("ignoring invalid line [%s]\n"),
292 if(db
->transaction_commit(db
) != 0) {
293 d_fprintf(stderr
, _("Failed to commit transaction.\n"));
297 if (db
->transaction_cancel(db
) != 0) {
298 d_fprintf(stderr
, _("Failed to cancel transaction.\n"));
303 if ((input
!= NULL
) && (input
!= stdin
)) {
307 talloc_free(mem_ctx
);
312 NTSTATUS
dbwrap_delete_mapping(struct db_context
*db
, TDB_DATA key1
, bool force
)
314 TALLOC_CTX
* mem_ctx
= talloc_tos();
315 struct db_record
*rec1
=NULL
, *rec2
=NULL
;
317 bool is_valid_mapping
;
318 NTSTATUS status
= NT_STATUS_OK
;
320 rec1
= db
->fetch_locked(db
, mem_ctx
, key1
);
322 DEBUG(1, ("failed to fetch: %.*s\n", (int)key1
.dsize
, key1
.dptr
));
323 status
= NT_STATUS_NO_MEMORY
;
327 if (key2
.dptr
== NULL
) {
328 DEBUG(1, ("could not find %.*s\n", (int)key1
.dsize
, key1
.dptr
));
329 status
= NT_STATUS_NOT_FOUND
;
333 DEBUG(2, ("mapping: %.*s -> %.*s\n",
334 (int)key1
.dsize
, key1
.dptr
, (int)key2
.dsize
, key2
.dptr
));
336 rec2
= db
->fetch_locked(db
, mem_ctx
, key2
);
338 DEBUG(1, ("failed to fetch: %.*s\n", (int)key2
.dsize
, key2
.dptr
));
339 status
= NT_STATUS_NO_MEMORY
;
343 is_valid_mapping
= tdb_data_equal(key1
, rec2
->value
);
345 if (!is_valid_mapping
) {
346 DEBUG(1, ("invalid mapping: %.*s -> %.*s -> %.*s\n",
347 (int)key1
.dsize
, key1
.dptr
, (int)key2
.dsize
, key2
.dptr
,
348 (int)rec2
->value
.dsize
, rec2
->value
.dptr
));
350 status
= NT_STATUS_FILE_INVALID
;
355 status
= rec1
->delete_rec(rec1
);
356 if (!NT_STATUS_IS_OK(status
)) {
357 DEBUG(1, ("failed to delete: %.*s\n", (int)key1
.dsize
, key1
.dptr
));
361 if (is_valid_mapping
) {
362 status
= rec2
->delete_rec(rec2
);
363 if (!NT_STATUS_IS_OK(status
)) {
364 DEBUG(1, ("failed to delete: %.*s\n", (int)key2
.dsize
, key2
.dptr
));
374 NTSTATUS
delete_mapping_action(struct db_context
*db
, void* data
)
376 return dbwrap_delete_mapping(db
, *(TDB_DATA
*)data
, false);
379 NTSTATUS
delete_mapping_action_force(struct db_context
*db
, void* data
)
381 return dbwrap_delete_mapping(db
, *(TDB_DATA
*)data
, true);
384 /***********************************************************
385 Delete a SID mapping from a winbindd_idmap.tdb
386 **********************************************************/
387 static bool delete_args_ok(int argc
, const char **argv
)
391 if (strncmp(argv
[0], "S-", 2) == 0)
393 if (strncmp(argv
[0], "GID ", 4) == 0)
395 if (strncmp(argv
[0], "UID ", 4) == 0)
400 static int net_idmap_delete(struct net_context
*c
, int argc
, const char **argv
)
403 struct db_context
*db
;
409 if ( !delete_args_ok(argc
,argv
) || c
->display_usage
) {
412 _("net idmap delete [-f] [--db=<TDB>] <ID>\n"
413 " Delete mapping of ID from TDB.\n"
415 " TDB\tidmap database\n"
416 " ID\tSID|GID|UID\n"));
417 return c
->display_usage
? 0 : -1;
420 mem_ctx
= talloc_stackframe();
422 dbfile
= net_idmap_dbfile(c
);
423 if (dbfile
== NULL
) {
426 d_fprintf(stderr
, _("deleting id mapping from %s\n"), dbfile
);
428 db
= db_open(mem_ctx
, dbfile
, 0, TDB_DEFAULT
, O_RDWR
, 0);
430 d_fprintf(stderr
, _("Could not open idmap db (%s): %s\n"),
431 dbfile
, strerror(errno
));
435 key
= string_term_tdb_data(argv
[0]);
437 status
= dbwrap_trans_do(db
, (c
->opt_force
438 ? delete_mapping_action_force
439 : delete_mapping_action
), &key
);
441 if (!NT_STATUS_IS_OK(status
)) {
442 d_fprintf(stderr
, _("could not delete mapping: %s\n"),
448 talloc_free(mem_ctx
);
452 static int net_idmap_set(struct net_context
*c
, int argc
, const char **argv
)
454 d_printf("%s\n", _("Not implemented yet"));
457 static bool idmap_store_secret(const char *backend
,
459 const char *identity
,
466 r
= asprintf(&tmp
, "IDMAP_%s_%s", backend
, domain
);
468 if (r
< 0) return false;
470 strupper_m(tmp
); /* make sure the key is case insensitive */
471 ret
= secrets_store_generic(tmp
, identity
, secret
);
478 static int net_idmap_secret(struct net_context
*c
, int argc
, const char **argv
)
488 if (argc
!= 2 || c
->display_usage
) {
491 _("net idmap secret <DOMAIN> <secret>\n"
492 " Set the secret for the specified domain\n"
493 " DOMAIN\tDomain to set secret for.\n"
494 " secret\tNew secret to set.\n"));
495 return c
->display_usage
?0:-1;
500 ctx
= talloc_new(NULL
);
503 domain
= talloc_strdup(ctx
, argv
[0]);
506 opt
= talloc_asprintf(ctx
, "idmap config %s", domain
);
509 backend
= talloc_strdup(ctx
, lp_parm_const_string(-1, opt
, "backend", "tdb"));
510 ALLOC_CHECK(backend
);
512 if ( ( ! backend
) || ( ! strequal(backend
, "ldap"))) {
514 _("The only currently supported backend is LDAP\n"));
519 dn
= lp_parm_const_string(-1, opt
, "ldap_user_dn", NULL
);
522 _("Missing ldap_user_dn option for domain %s\n"),
528 ret
= idmap_store_secret("ldap", domain
, dn
, secret
);
531 d_fprintf(stderr
, _("Failed to store secret\n"));
536 d_printf(_("Secret stored\n"));
540 static int net_idmap_check(struct net_context
*c
, int argc
, const char **argv
)
543 struct check_options opts
;
545 if ( argc
> 1 || c
->display_usage
) {
548 _("net idmap check [-v] [-r] [-a] [-T] [-f] [-l] [[--db=]<TDB>]\n"
549 " Check an idmap database.\n"
550 " --verbose,-v\tverbose\n"
551 " --repair,-r\trepair\n"
552 " --auto,-a\tnoninteractive mode\n"
553 " --test,-T\tdry run\n"
554 " --fore,-f\tforce\n"
555 " --lock,-l\tlock db while doing the check\n"
556 " TDB\tidmap database\n"));
557 return c
->display_usage
? 0 : -1;
560 dbfile
= (argc
> 0) ? argv
[0] : net_idmap_dbfile(c
);
561 if (dbfile
== NULL
) {
564 d_fprintf(stderr
, _("check database: %s\n"), dbfile
);
566 opts
= (struct check_options
) {
567 .lock
= c
->opt_lock
|| c
->opt_long_list_entries
,
568 .test
= c
->opt_testmode
,
569 .automatic
= c
->opt_auto
,
570 .verbose
= c
->opt_verbose
,
571 .force
= c
->opt_force
,
572 .repair
= c
->opt_repair
|| c
->opt_reboot
,
575 return net_idmap_check_db(dbfile
, &opts
);
578 static int net_idmap_aclmapset(struct net_context
*c
, int argc
, const char **argv
)
582 struct dom_sid src_sid
, dst_sid
;
584 struct db_context
*db
;
585 struct db_record
*rec
;
588 if (argc
!= 3 || c
->display_usage
) {
589 d_fprintf(stderr
, "%s net idmap aclmapset <tdb> "
590 "<src-sid> <dst-sid>\n", _("Usage:"));
594 if (!(mem_ctx
= talloc_init("net idmap aclmapset"))) {
595 d_fprintf(stderr
, _("talloc_init failed\n"));
599 if (!(db
= db_open(mem_ctx
, argv
[0], 0, TDB_DEFAULT
,
600 O_RDWR
|O_CREAT
, 0600))) {
601 d_fprintf(stderr
, _("db_open failed: %s\n"), strerror(errno
));
605 if (!string_to_sid(&src_sid
, argv
[1])) {
606 d_fprintf(stderr
, _("%s is not a valid sid\n"), argv
[1]);
610 if (!string_to_sid(&dst_sid
, argv
[2])) {
611 d_fprintf(stderr
, _("%s is not a valid sid\n"), argv
[2]);
615 if (!(src
= sid_string_talloc(mem_ctx
, &src_sid
))
616 || !(dst
= sid_string_talloc(mem_ctx
, &dst_sid
))) {
617 d_fprintf(stderr
, _("talloc_strdup failed\n"));
621 if (!(rec
= db
->fetch_locked(
622 db
, mem_ctx
, string_term_tdb_data(src
)))) {
623 d_fprintf(stderr
, _("could not fetch db record\n"));
627 status
= rec
->store(rec
, string_term_tdb_data(dst
), 0);
630 if (!NT_STATUS_IS_OK(status
)) {
631 d_fprintf(stderr
, _("could not store record: %s\n"),
638 TALLOC_FREE(mem_ctx
);
642 /***********************************************************
643 Look at the current idmap
644 **********************************************************/
645 int net_idmap(struct net_context
*c
, int argc
, const char **argv
)
647 struct functable func
[] = {
652 N_("Dump the current ID mappings"),
653 N_("net idmap dump\n"
654 " Dump the current ID mappings")
660 N_("Restore entries from stdin"),
661 N_("net idmap restore\n"
662 " Restore entries from stdin")
668 N_("Not implemented yet"),
669 N_("net idmap setmap\n"
670 " Not implemented yet")
676 N_("Delete ID mapping"),
677 N_("net idmap delete <ID>\n"
678 " Delete ID mapping")
684 N_("Set secret for specified domain"),
685 N_("net idmap secret <DOMAIN> <secret>\n"
686 " Set secret for specified domain")
693 N_("net idmap aclmapset\n"
700 N_("Check id mappings"),
701 N_("net idmap check\n"
702 " Check id mappings")
704 {NULL
, NULL
, 0, NULL
, NULL
}
707 return net_run_function(c
, argc
, argv
, "net idmap", func
);