2 Unix SMB/CIFS implementation.
6 Copyright (C) Tim Potter 2000
7 Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003
8 Copyright (C) Jeremy Allison 2006
9 Copyright (C) Simo Sorce 2003-2006
10 Copyright (C) Michael Adam 2009-2010
12 This program is free software; you can redistribute it and/or modify
13 it under the terms of the GNU General Public License as published by
14 the Free Software Foundation; either version 3 of the License, or
15 (at your option) any later version.
17 This program is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 GNU General Public License for more details.
22 You should have received a copy of the GNU General Public License
23 along with this program. If not, see <http://www.gnu.org/licenses/>.
27 #include "system/filesys.h"
32 #include "../libcli/security/security.h"
36 #define DBGC_CLASS DBGC_IDMAP
38 /* idmap version determines auto-conversion - this is the database
39 structure version specifier. */
41 #define IDMAP_VERSION 2
43 struct idmap_tdb_context
{
44 struct db_context
*db
;
45 struct idmap_rw_ops
*rw_ops
;
48 /* High water mark keys */
49 #define HWM_GROUP "GROUP HWM"
50 #define HWM_USER "USER HWM"
52 struct convert_fn_state
{
53 struct db_context
*db
;
57 /*****************************************************************************
58 For idmap conversion: convert one record to new format
59 Ancient versions (eg 2.2.3a) of winbindd_idmap.tdb mapped DOMAINNAME/rid
61 *****************************************************************************/
62 static int convert_fn(struct db_record
*rec
, void *private_data
)
64 struct winbindd_domain
*domain
;
72 struct convert_fn_state
*s
= (struct convert_fn_state
*)private_data
;
74 DEBUG(10,("Converting %s\n", (const char *)rec
->key
.dptr
));
76 p
= strchr((const char *)rec
->key
.dptr
, '/');
81 fstrcpy(dom_name
, (const char *)rec
->key
.dptr
);
84 domain
= find_domain_from_name(dom_name
);
86 /* We must delete the old record. */
87 DEBUG(0,("Unable to find domain %s\n", dom_name
));
88 DEBUG(0,("deleting record %s\n", (const char *)rec
->key
.dptr
));
90 status
= rec
->delete_rec(rec
);
91 if (!NT_STATUS_IS_OK(status
)) {
92 DEBUG(0, ("Unable to delete record %s:%s\n",
93 (const char *)rec
->key
.dptr
,
104 sid_compose(&sid
, &domain
->sid
, rid
);
106 sid_to_fstring(keystr
, &sid
);
107 key2
= string_term_tdb_data(keystr
);
109 status
= dbwrap_store(s
->db
, key2
, rec
->value
, TDB_INSERT
);
110 if (!NT_STATUS_IS_OK(status
)) {
111 DEBUG(0,("Unable to add record %s:%s\n",
112 (const char *)key2
.dptr
,
118 status
= dbwrap_store(s
->db
, rec
->value
, key2
, TDB_REPLACE
);
119 if (!NT_STATUS_IS_OK(status
)) {
120 DEBUG(0,("Unable to update record %s:%s\n",
121 (const char *)rec
->value
.dptr
,
127 status
= rec
->delete_rec(rec
);
128 if (!NT_STATUS_IS_OK(status
)) {
129 DEBUG(0,("Unable to delete record %s:%s\n",
130 (const char *)rec
->key
.dptr
,
139 /*****************************************************************************
140 Convert the idmap database from an older version.
141 *****************************************************************************/
143 static bool idmap_tdb_upgrade(struct idmap_domain
*dom
, struct db_context
*db
)
146 bool bigendianheader
;
147 struct convert_fn_state s
;
150 /* If we are bigendian, tdb is bigendian if NOT converted. */
153 unsigned char small
[2];
156 if (u
.small
[0] == 0x01)
157 bigendianheader
= !(db
->get_flags(db
) & TDB_CONVERT
);
159 assert(u
.small
[0] == 0x02);
160 bigendianheader
= (db
->get_flags(db
) & TDB_CONVERT
);
163 bigendianheader
= (db
->get_flags(db
) & TDB_BIGENDIAN
) ? True
: False
;
165 DEBUG(0, ("Upgrading winbindd_idmap.tdb from an old version\n"));
167 vers
= dbwrap_fetch_int32(db
, "IDMAP_VERSION");
169 if (((vers
== -1) && bigendianheader
) || (IREV(vers
) == IDMAP_VERSION
)) {
170 /* Arrggghh ! Bytereversed or old big-endian - make order independent ! */
172 * high and low records were created on a
173 * big endian machine and will need byte-reversing.
178 wm
= dbwrap_fetch_int32(db
, HWM_USER
);
186 if (dbwrap_store_int32(db
, HWM_USER
, wm
) == -1) {
187 DEBUG(0, ("Unable to byteswap user hwm in idmap database\n"));
191 wm
= dbwrap_fetch_int32(db
, HWM_GROUP
);
198 if (dbwrap_store_int32(db
, HWM_GROUP
, wm
) == -1) {
199 DEBUG(0, ("Unable to byteswap group hwm in idmap database\n"));
207 /* the old format stored as DOMAIN/rid - now we store the SID direct */
208 db
->traverse(db
, convert_fn
, &s
);
211 DEBUG(0, ("Problem during conversion\n"));
215 if (dbwrap_store_int32(db
, "IDMAP_VERSION", IDMAP_VERSION
) == -1) {
216 DEBUG(0, ("Unable to store idmap version in database\n"));
223 static NTSTATUS
idmap_tdb_init_hwm(struct idmap_domain
*dom
)
228 bool update_uid
= false;
229 bool update_gid
= false;
230 struct idmap_tdb_context
*ctx
;
232 ctx
= talloc_get_type(dom
->private_data
, struct idmap_tdb_context
);
234 low_uid
= dbwrap_fetch_int32(ctx
->db
, HWM_USER
);
235 if (low_uid
== -1 || low_uid
< dom
->low_id
) {
239 low_gid
= dbwrap_fetch_int32(ctx
->db
, HWM_GROUP
);
240 if (low_gid
== -1 || low_gid
< dom
->low_id
) {
244 if (!update_uid
&& !update_gid
) {
248 if (ctx
->db
->transaction_start(ctx
->db
) != 0) {
249 DEBUG(0, ("Unable to start upgrade transaction!\n"));
250 return NT_STATUS_INTERNAL_DB_ERROR
;
254 ret
= dbwrap_store_int32(ctx
->db
, HWM_USER
, dom
->low_id
);
256 ctx
->db
->transaction_cancel(ctx
->db
);
257 DEBUG(0, ("Unable to initialise user hwm in idmap "
259 return NT_STATUS_INTERNAL_DB_ERROR
;
264 ret
= dbwrap_store_int32(ctx
->db
, HWM_GROUP
, dom
->low_id
);
266 ctx
->db
->transaction_cancel(ctx
->db
);
267 DEBUG(0, ("Unable to initialise group hwm in idmap "
269 return NT_STATUS_INTERNAL_DB_ERROR
;
273 if (ctx
->db
->transaction_commit(ctx
->db
) != 0) {
274 DEBUG(0, ("Unable to commit upgrade transaction!\n"));
275 return NT_STATUS_INTERNAL_DB_ERROR
;
281 static NTSTATUS
idmap_tdb_open_db(struct idmap_domain
*dom
)
285 char *tdbfile
= NULL
;
286 struct db_context
*db
= NULL
;
288 bool config_error
= false;
289 struct idmap_tdb_context
*ctx
;
291 ctx
= talloc_get_type(dom
->private_data
, struct idmap_tdb_context
);
294 /* it is already open */
298 /* use our own context here */
299 mem_ctx
= talloc_stackframe();
301 /* use the old database if present */
302 tdbfile
= state_path("winbindd_idmap.tdb");
304 DEBUG(0, ("Out of memory!\n"));
305 ret
= NT_STATUS_NO_MEMORY
;
309 DEBUG(10,("Opening tdbfile %s\n", tdbfile
));
311 /* Open idmap repository */
312 db
= db_open(mem_ctx
, tdbfile
, 0, TDB_DEFAULT
, O_RDWR
| O_CREAT
, 0644);
314 DEBUG(0, ("Unable to open idmap database\n"));
315 ret
= NT_STATUS_UNSUCCESSFUL
;
319 /* check against earlier versions */
320 version
= dbwrap_fetch_int32(db
, "IDMAP_VERSION");
321 if (version
!= IDMAP_VERSION
) {
323 DEBUG(0,("Upgrade of IDMAP_VERSION from %d to %d is not "
324 "possible with incomplete configuration\n",
325 version
, IDMAP_VERSION
));
326 ret
= NT_STATUS_UNSUCCESSFUL
;
329 if (db
->transaction_start(db
) != 0) {
330 DEBUG(0, ("Unable to start upgrade transaction!\n"));
331 ret
= NT_STATUS_INTERNAL_DB_ERROR
;
335 if (!idmap_tdb_upgrade(dom
, db
)) {
336 db
->transaction_cancel(db
);
337 DEBUG(0, ("Unable to open idmap database, it's in an old format, and upgrade failed!\n"));
338 ret
= NT_STATUS_INTERNAL_DB_ERROR
;
342 if (db
->transaction_commit(db
) != 0) {
343 DEBUG(0, ("Unable to commit upgrade transaction!\n"));
344 ret
= NT_STATUS_INTERNAL_DB_ERROR
;
349 ctx
->db
= talloc_move(ctx
, &db
);
351 ret
= idmap_tdb_init_hwm(dom
);
354 talloc_free(mem_ctx
);
358 /**********************************************************************
359 IDMAP ALLOC TDB BACKEND
360 **********************************************************************/
362 /**********************************
364 **********************************/
366 struct idmap_tdb_allocate_id_context
{
373 static NTSTATUS
idmap_tdb_allocate_id_action(struct db_context
*db
,
377 struct idmap_tdb_allocate_id_context
*state
;
380 state
= (struct idmap_tdb_allocate_id_context
*)private_data
;
382 hwm
= dbwrap_fetch_int32(db
, state
->hwmkey
);
384 ret
= NT_STATUS_INTERNAL_DB_ERROR
;
388 /* check it is in the range */
389 if (hwm
> state
->high_hwm
) {
390 DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n",
391 state
->hwmtype
, (unsigned long)state
->high_hwm
));
392 ret
= NT_STATUS_UNSUCCESSFUL
;
396 /* fetch a new id and increment it */
397 ret
= dbwrap_trans_change_uint32_atomic(db
, state
->hwmkey
, &hwm
, 1);
398 if (!NT_STATUS_IS_OK(ret
)) {
399 DEBUG(0, ("Fatal error while fetching a new %s value: %s\n!",
400 state
->hwmtype
, nt_errstr(ret
)));
404 /* recheck it is in the range */
405 if (hwm
> state
->high_hwm
) {
406 DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n",
407 state
->hwmtype
, (unsigned long)state
->high_hwm
));
408 ret
= NT_STATUS_UNSUCCESSFUL
;
419 static NTSTATUS
idmap_tdb_allocate_id(struct idmap_domain
*dom
,
427 struct idmap_tdb_allocate_id_context state
;
428 struct idmap_tdb_context
*ctx
;
430 ctx
= talloc_get_type(dom
->private_data
, struct idmap_tdb_context
);
432 /* Get current high water mark */
446 DEBUG(2, ("Invalid ID type (0x%x)\n", xid
->type
));
447 return NT_STATUS_INVALID_PARAMETER
;
450 high_hwm
= dom
->high_id
;
453 state
.high_hwm
= high_hwm
;
454 state
.hwmtype
= hwmtype
;
455 state
.hwmkey
= hwmkey
;
457 status
= dbwrap_trans_do(ctx
->db
, idmap_tdb_allocate_id_action
,
460 if (NT_STATUS_IS_OK(status
)) {
462 DEBUG(10,("New %s = %d\n", hwmtype
, state
.hwm
));
464 DEBUG(1, ("Error allocating a new %s\n", hwmtype
));
471 * Allocate a new unix-ID.
472 * For now this is for the default idmap domain only.
473 * Should be extended later on.
475 static NTSTATUS
idmap_tdb_get_new_id(struct idmap_domain
*dom
,
480 if (!strequal(dom
->name
, "*")) {
481 DEBUG(3, ("idmap_tdb_get_new_id: "
482 "Refusing allocation of a new unixid for domain'%s'. "
483 "Currently only supported for the default "
486 return NT_STATUS_NOT_IMPLEMENTED
;
489 ret
= idmap_tdb_allocate_id(dom
, id
);
494 /**********************************************************************
495 IDMAP MAPPING TDB BACKEND
496 **********************************************************************/
498 /*****************************
499 Initialise idmap database.
500 *****************************/
502 static NTSTATUS
idmap_tdb_set_mapping(struct idmap_domain
*dom
,
503 const struct id_map
*map
);
505 static NTSTATUS
idmap_tdb_db_init(struct idmap_domain
*dom
)
508 struct idmap_tdb_context
*ctx
;
510 DEBUG(10, ("idmap_tdb_db_init called for domain '%s'\n", dom
->name
));
512 ctx
= talloc_zero(dom
, struct idmap_tdb_context
);
514 DEBUG(0, ("Out of memory!\n"));
515 return NT_STATUS_NO_MEMORY
;
518 /* load backend specific configuration here: */
520 if (strequal(dom
->name
, "*")) {
525 ctx
->rw_ops
= talloc_zero(ctx
, struct idmap_rw_ops
);
526 if (ctx
->rw_ops
== NULL
) {
527 DEBUG(0, ("Out of memory!\n"));
528 ret
= NT_STATUS_NO_MEMORY
;
532 ctx
->rw_ops
->get_new_id
= idmap_tdb_get_new_id
;
533 ctx
->rw_ops
->set_mapping
= idmap_tdb_set_mapping
;
535 dom
->private_data
= ctx
;
537 ret
= idmap_tdb_open_db(dom
);
538 if ( ! NT_STATUS_IS_OK(ret
)) {
551 * store a mapping in the database
554 struct idmap_tdb_set_mapping_context
{
559 static NTSTATUS
idmap_tdb_set_mapping_action(struct db_context
*db
,
563 struct idmap_tdb_set_mapping_context
*state
;
565 state
= (struct idmap_tdb_set_mapping_context
*)private_data
;
567 DEBUG(10, ("Storing %s <-> %s map\n", state
->ksidstr
, state
->kidstr
));
569 ret
= dbwrap_store_bystring(db
, state
->ksidstr
,
570 string_term_tdb_data(state
->kidstr
),
572 if (!NT_STATUS_IS_OK(ret
)) {
573 DEBUG(0, ("Error storing SID -> ID (%s -> %s): %s\n",
574 state
->ksidstr
, state
->kidstr
, nt_errstr(ret
)));
578 ret
= dbwrap_store_bystring(db
, state
->kidstr
,
579 string_term_tdb_data(state
->ksidstr
),
581 if (!NT_STATUS_IS_OK(ret
)) {
582 DEBUG(0, ("Error storing ID -> SID (%s -> %s): %s\n",
583 state
->kidstr
, state
->ksidstr
, nt_errstr(ret
)));
587 DEBUG(10,("Stored %s <-> %s\n", state
->ksidstr
, state
->kidstr
));
594 static NTSTATUS
idmap_tdb_set_mapping(struct idmap_domain
*dom
,
595 const struct id_map
*map
)
597 struct idmap_tdb_context
*ctx
;
599 char *ksidstr
, *kidstr
;
600 struct idmap_tdb_set_mapping_context state
;
602 if (!map
|| !map
->sid
) {
603 return NT_STATUS_INVALID_PARAMETER
;
606 ksidstr
= kidstr
= NULL
;
608 /* TODO: should we filter a set_mapping using low/high filters ? */
610 ctx
= talloc_get_type(dom
->private_data
, struct idmap_tdb_context
);
612 switch (map
->xid
.type
) {
615 kidstr
= talloc_asprintf(ctx
, "UID %lu",
616 (unsigned long)map
->xid
.id
);
620 kidstr
= talloc_asprintf(ctx
, "GID %lu",
621 (unsigned long)map
->xid
.id
);
625 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map
->xid
.type
));
626 return NT_STATUS_INVALID_PARAMETER
;
629 if (kidstr
== NULL
) {
630 DEBUG(0, ("ERROR: Out of memory!\n"));
631 ret
= NT_STATUS_NO_MEMORY
;
635 ksidstr
= sid_string_talloc(ctx
, map
->sid
);
636 if (ksidstr
== NULL
) {
637 DEBUG(0, ("Out of memory!\n"));
638 ret
= NT_STATUS_NO_MEMORY
;
642 state
.ksidstr
= ksidstr
;
643 state
.kidstr
= kidstr
;
645 ret
= dbwrap_trans_do(ctx
->db
, idmap_tdb_set_mapping_action
, &state
);
648 talloc_free(ksidstr
);
654 * Create a new mapping for an unmapped SID, also allocating a new ID.
655 * This should be run inside a transaction.
658 * Properly integrate this with multi domain idmap config:
659 * Currently, the allocator is default-config only.
661 static NTSTATUS
idmap_tdb_new_mapping(struct idmap_domain
*dom
, struct id_map
*map
)
664 struct idmap_tdb_context
*ctx
;
666 ctx
= talloc_get_type(dom
->private_data
, struct idmap_tdb_context
);
668 ret
= idmap_rw_new_mapping(dom
, ctx
->rw_ops
, map
);
674 /**********************************
675 Single id to sid lookup function.
676 **********************************/
678 static NTSTATUS
idmap_tdb_id_to_sid(struct idmap_domain
*dom
, struct id_map
*map
)
683 struct idmap_tdb_context
*ctx
;
686 return NT_STATUS_INVALID_PARAMETER
;
689 ctx
= talloc_get_type(dom
->private_data
, struct idmap_tdb_context
);
691 /* apply filters before checking */
692 if (!idmap_unix_id_is_in_range(map
->xid
.id
, dom
)) {
693 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
694 map
->xid
.id
, dom
->low_id
, dom
->high_id
));
695 return NT_STATUS_NONE_MAPPED
;
698 switch (map
->xid
.type
) {
701 keystr
= talloc_asprintf(ctx
, "UID %lu", (unsigned long)map
->xid
.id
);
705 keystr
= talloc_asprintf(ctx
, "GID %lu", (unsigned long)map
->xid
.id
);
709 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map
->xid
.type
));
710 return NT_STATUS_INVALID_PARAMETER
;
713 /* final SAFE_FREE safe */
716 if (keystr
== NULL
) {
717 DEBUG(0, ("Out of memory!\n"));
718 ret
= NT_STATUS_NO_MEMORY
;
722 DEBUG(10,("Fetching record %s\n", keystr
));
724 /* Check if the mapping exists */
725 data
= dbwrap_fetch_bystring(ctx
->db
, NULL
, keystr
);
728 DEBUG(10,("Record %s not found\n", keystr
));
729 ret
= NT_STATUS_NONE_MAPPED
;
733 if (!string_to_sid(map
->sid
, (const char *)data
.dptr
)) {
734 DEBUG(10,("INVALID SID (%s) in record %s\n",
735 (const char *)data
.dptr
, keystr
));
736 ret
= NT_STATUS_INTERNAL_DB_ERROR
;
740 DEBUG(10,("Found record %s -> %s\n", keystr
, (const char *)data
.dptr
));
744 talloc_free(data
.dptr
);
749 /**********************************
750 Single sid to id lookup function.
751 **********************************/
753 static NTSTATUS
idmap_tdb_sid_to_id(struct idmap_domain
*dom
, struct id_map
*map
)
758 unsigned long rec_id
= 0;
759 struct idmap_tdb_context
*ctx
;
760 TALLOC_CTX
*tmp_ctx
= talloc_stackframe();
762 ctx
= talloc_get_type(dom
->private_data
, struct idmap_tdb_context
);
764 keystr
= sid_string_talloc(tmp_ctx
, map
->sid
);
765 if (keystr
== NULL
) {
766 DEBUG(0, ("Out of memory!\n"));
767 ret
= NT_STATUS_NO_MEMORY
;
771 DEBUG(10,("Fetching record %s\n", keystr
));
773 /* Check if sid is present in database */
774 data
= dbwrap_fetch_bystring(ctx
->db
, tmp_ctx
, keystr
);
776 DEBUG(10,("Record %s not found\n", keystr
));
777 ret
= NT_STATUS_NONE_MAPPED
;
781 /* What type of record is this ? */
782 if (sscanf((const char *)data
.dptr
, "UID %lu", &rec_id
) == 1) { /* Try a UID record. */
783 map
->xid
.id
= rec_id
;
784 map
->xid
.type
= ID_TYPE_UID
;
785 DEBUG(10,("Found uid record %s -> %s \n", keystr
, (const char *)data
.dptr
));
788 } else if (sscanf((const char *)data
.dptr
, "GID %lu", &rec_id
) == 1) { /* Try a GID record. */
789 map
->xid
.id
= rec_id
;
790 map
->xid
.type
= ID_TYPE_GID
;
791 DEBUG(10,("Found gid record %s -> %s \n", keystr
, (const char *)data
.dptr
));
794 } else { /* Unknown record type ! */
795 DEBUG(2, ("Found INVALID record %s -> %s\n", keystr
, (const char *)data
.dptr
));
796 ret
= NT_STATUS_INTERNAL_DB_ERROR
;
800 /* apply filters before returning result */
801 if (!idmap_unix_id_is_in_range(map
->xid
.id
, dom
)) {
802 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
803 map
->xid
.id
, dom
->low_id
, dom
->high_id
));
804 ret
= NT_STATUS_NONE_MAPPED
;
808 talloc_free(tmp_ctx
);
812 /**********************************
813 lookup a set of unix ids.
814 **********************************/
816 static NTSTATUS
idmap_tdb_unixids_to_sids(struct idmap_domain
*dom
, struct id_map
**ids
)
821 /* initialize the status to avoid suprise */
822 for (i
= 0; ids
[i
]; i
++) {
823 ids
[i
]->status
= ID_UNKNOWN
;
826 for (i
= 0; ids
[i
]; i
++) {
827 ret
= idmap_tdb_id_to_sid(dom
, ids
[i
]);
828 if ( ! NT_STATUS_IS_OK(ret
)) {
830 /* if it is just a failed mapping continue */
831 if (NT_STATUS_EQUAL(ret
, NT_STATUS_NONE_MAPPED
)) {
833 /* make sure it is marked as unmapped */
834 ids
[i
]->status
= ID_UNMAPPED
;
838 /* some fatal error occurred, return immediately */
842 /* all ok, id is mapped */
843 ids
[i
]->status
= ID_MAPPED
;
852 /**********************************
853 lookup a set of sids.
854 **********************************/
856 struct idmap_tdb_sids_to_unixids_context
{
857 struct idmap_domain
*dom
;
859 bool allocate_unmapped
;
862 static NTSTATUS
idmap_tdb_sids_to_unixids_action(struct db_context
*db
,
865 struct idmap_tdb_sids_to_unixids_context
*state
;
867 NTSTATUS ret
= NT_STATUS_OK
;
869 state
= (struct idmap_tdb_sids_to_unixids_context
*)private_data
;
871 DEBUG(10, ("idmap_tdb_sids_to_unixids_action: "
872 " domain: [%s], allocate: %s\n",
874 state
->allocate_unmapped
? "yes" : "no"));
876 for (i
= 0; state
->ids
[i
]; i
++) {
877 if ((state
->ids
[i
]->status
== ID_UNKNOWN
) ||
878 /* retry if we could not map in previous run: */
879 (state
->ids
[i
]->status
== ID_UNMAPPED
))
883 ret2
= idmap_tdb_sid_to_id(state
->dom
, state
->ids
[i
]);
884 if (!NT_STATUS_IS_OK(ret2
)) {
886 /* if it is just a failed mapping, continue */
887 if (NT_STATUS_EQUAL(ret2
, NT_STATUS_NONE_MAPPED
)) {
889 /* make sure it is marked as unmapped */
890 state
->ids
[i
]->status
= ID_UNMAPPED
;
891 ret
= STATUS_SOME_UNMAPPED
;
893 /* some fatal error occurred, return immediately */
898 /* all ok, id is mapped */
899 state
->ids
[i
]->status
= ID_MAPPED
;
903 if ((state
->ids
[i
]->status
== ID_UNMAPPED
) &&
904 state
->allocate_unmapped
)
906 ret
= idmap_tdb_new_mapping(state
->dom
, state
->ids
[i
]);
907 if (!NT_STATUS_IS_OK(ret
)) {
917 static NTSTATUS
idmap_tdb_sids_to_unixids(struct idmap_domain
*dom
, struct id_map
**ids
)
919 struct idmap_tdb_context
*ctx
;
922 struct idmap_tdb_sids_to_unixids_context state
;
924 /* initialize the status to avoid suprise */
925 for (i
= 0; ids
[i
]; i
++) {
926 ids
[i
]->status
= ID_UNKNOWN
;
929 ctx
= talloc_get_type(dom
->private_data
, struct idmap_tdb_context
);
933 state
.allocate_unmapped
= false;
935 ret
= idmap_tdb_sids_to_unixids_action(ctx
->db
, &state
);
937 if (NT_STATUS_EQUAL(ret
, STATUS_SOME_UNMAPPED
) && !dom
->read_only
) {
938 state
.allocate_unmapped
= true;
939 ret
= dbwrap_trans_do(ctx
->db
,
940 idmap_tdb_sids_to_unixids_action
,
948 /**********************************
949 Close the idmap tdb instance
950 **********************************/
952 static struct idmap_methods db_methods
= {
953 .init
= idmap_tdb_db_init
,
954 .unixids_to_sids
= idmap_tdb_unixids_to_sids
,
955 .sids_to_unixids
= idmap_tdb_sids_to_unixids
,
956 .allocate_id
= idmap_tdb_get_new_id
,
959 NTSTATUS
idmap_tdb_init(void)
961 DEBUG(10, ("calling idmap_tdb_init\n"));
963 return smb_register_idmap(SMB_IDMAP_INTERFACE_VERSION
, "tdb", &db_methods
);