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"
31 #include "dbwrap/dbwrap.h"
32 #include "dbwrap/dbwrap_open.h"
33 #include "../libcli/security/security.h"
37 #define DBGC_CLASS DBGC_IDMAP
39 /* idmap version determines auto-conversion - this is the database
40 structure version specifier. */
42 #define IDMAP_VERSION 2
44 struct idmap_tdb_context {
45 struct db_context *db;
46 struct idmap_rw_ops *rw_ops;
49 /* High water mark keys */
50 #define HWM_GROUP "GROUP HWM"
51 #define HWM_USER "USER HWM"
53 struct convert_fn_state {
54 struct db_context *db;
58 /*****************************************************************************
59 For idmap conversion: convert one record to new format
60 Ancient versions (eg 2.2.3a) of winbindd_idmap.tdb mapped DOMAINNAME/rid
62 *****************************************************************************/
63 static int convert_fn(struct db_record *rec, void *private_data)
65 struct winbindd_domain *domain;
75 struct convert_fn_state *s = (struct convert_fn_state *)private_data;
77 key = dbwrap_record_get_key(rec);
79 DEBUG(10,("Converting %s\n", (const char *)key.dptr));
81 p = strchr((const char *)key.dptr, '/');
86 fstrcpy(dom_name, (const char *)key.dptr);
89 domain = find_domain_from_name(dom_name);
91 /* We must delete the old record. */
92 DEBUG(0,("Unable to find domain %s\n", dom_name ));
93 DEBUG(0,("deleting record %s\n", (const char *)key.dptr ));
95 status = dbwrap_record_delete(rec);
96 if (!NT_STATUS_IS_OK(status)) {
97 DEBUG(0, ("Unable to delete record %s:%s\n",
98 (const char *)key.dptr,
109 sid_compose(&sid, &domain->sid, rid);
111 sid_to_fstring(keystr, &sid);
112 key2 = string_term_tdb_data(keystr);
114 value = dbwrap_record_get_value(rec);
116 status = dbwrap_store(s->db, key2, value, TDB_INSERT);
117 if (!NT_STATUS_IS_OK(status)) {
118 DEBUG(0,("Unable to add record %s:%s\n",
119 (const char *)key2.dptr,
125 status = dbwrap_store(s->db, value, key2, TDB_REPLACE);
126 if (!NT_STATUS_IS_OK(status)) {
127 DEBUG(0,("Unable to update record %s:%s\n",
128 (const char *)value.dptr,
134 status = dbwrap_record_delete(rec);
135 if (!NT_STATUS_IS_OK(status)) {
136 DEBUG(0,("Unable to delete record %s:%s\n",
137 (const char *)key.dptr,
146 /*****************************************************************************
147 Convert the idmap database from an older version.
148 *****************************************************************************/
150 static bool idmap_tdb_upgrade(struct idmap_domain *dom, struct db_context *db)
153 bool bigendianheader;
154 struct convert_fn_state s;
158 /* If we are bigendian, tdb is bigendian if NOT converted. */
161 unsigned char small[2];
164 if (u.small[0] == 0x01)
165 bigendianheader = !(dbwrap_get_flags(db) & TDB_CONVERT);
167 assert(u.small[0] == 0x02);
168 bigendianheader = (dbwrap_get_flags(db) & TDB_CONVERT);
171 bigendianheader = (dbwrap_get_flags(db) & TDB_BIGENDIAN) ? True : False;
173 DEBUG(0, ("Upgrading winbindd_idmap.tdb from an old version\n"));
175 status = dbwrap_fetch_int32(db, "IDMAP_VERSION", &vers);
176 if (!NT_STATUS_IS_OK(status)) {
180 if (((vers == -1) && bigendianheader) || (IREV(vers) == IDMAP_VERSION)) {
181 /* Arrggghh ! Bytereversed or old big-endian - make order independent ! */
183 * high and low records were created on a
184 * big endian machine and will need byte-reversing.
189 status = dbwrap_fetch_int32(db, HWM_USER, &wm);
190 if (!NT_STATUS_IS_OK(status)) {
200 status = dbwrap_store_int32(db, HWM_USER, wm);
201 if (!NT_STATUS_IS_OK(status)) {
202 DEBUG(0, ("Unable to byteswap user hwm in idmap "
203 "database: %s\n", nt_errstr(status)));
207 status = dbwrap_fetch_int32(db, HWM_GROUP, &wm);
208 if (!NT_STATUS_IS_OK(status)) {
218 status = dbwrap_store_int32(db, HWM_GROUP, wm);
219 if (!NT_STATUS_IS_OK(status)) {
220 DEBUG(0, ("Unable to byteswap group hwm in idmap "
221 "database: %s\n", nt_errstr(status)));
229 /* the old format stored as DOMAIN/rid - now we store the SID direct */
230 status = dbwrap_traverse(db, convert_fn, &s, NULL);
232 if (!NT_STATUS_IS_OK(status)) {
233 DEBUG(0, ("Database traverse failed during conversion\n"));
238 DEBUG(0, ("Problem during conversion\n"));
242 status = dbwrap_store_int32(db, "IDMAP_VERSION", IDMAP_VERSION);
243 if (!NT_STATUS_IS_OK(status)) {
244 DEBUG(0, ("Unable to store idmap version in database: %s\n",
252 static NTSTATUS idmap_tdb_init_hwm(struct idmap_domain *dom)
256 bool update_uid = false;
257 bool update_gid = false;
258 struct idmap_tdb_context *ctx;
261 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
263 status = dbwrap_fetch_uint32(ctx->db, HWM_USER, &low_uid);
264 if (!NT_STATUS_IS_OK(status) || low_uid < dom->low_id) {
268 status = dbwrap_fetch_uint32(ctx->db, HWM_GROUP, &low_gid);
269 if (!NT_STATUS_IS_OK(status) || low_gid < dom->low_id) {
273 if (!update_uid && !update_gid) {
277 if (dbwrap_transaction_start(ctx->db) != 0) {
278 DEBUG(0, ("Unable to start upgrade transaction!\n"));
279 return NT_STATUS_INTERNAL_DB_ERROR;
283 status = dbwrap_store_uint32(ctx->db, HWM_USER, dom->low_id);
284 if (!NT_STATUS_IS_OK(status)) {
285 dbwrap_transaction_cancel(ctx->db);
286 DEBUG(0, ("Unable to initialise user hwm in idmap "
287 "database: %s\n", nt_errstr(status)));
288 return NT_STATUS_INTERNAL_DB_ERROR;
293 status = dbwrap_store_uint32(ctx->db, HWM_GROUP, dom->low_id);
294 if (!NT_STATUS_IS_OK(status)) {
295 dbwrap_transaction_cancel(ctx->db);
296 DEBUG(0, ("Unable to initialise group hwm in idmap "
297 "database: %s\n", nt_errstr(status)));
298 return NT_STATUS_INTERNAL_DB_ERROR;
302 if (dbwrap_transaction_commit(ctx->db) != 0) {
303 DEBUG(0, ("Unable to commit upgrade transaction!\n"));
304 return NT_STATUS_INTERNAL_DB_ERROR;
310 static NTSTATUS idmap_tdb_open_db(struct idmap_domain *dom)
314 char *tdbfile = NULL;
315 struct db_context *db = NULL;
317 bool config_error = false;
318 struct idmap_tdb_context *ctx;
320 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
323 /* it is already open */
327 /* use our own context here */
328 mem_ctx = talloc_stackframe();
330 /* use the old database if present */
331 tdbfile = state_path("winbindd_idmap.tdb");
333 DEBUG(0, ("Out of memory!\n"));
334 ret = NT_STATUS_NO_MEMORY;
338 DEBUG(10,("Opening tdbfile %s\n", tdbfile ));
340 /* Open idmap repository */
341 db = db_open(mem_ctx, tdbfile, 0, TDB_DEFAULT, O_RDWR | O_CREAT, 0644,
342 DBWRAP_LOCK_ORDER_1);
344 DEBUG(0, ("Unable to open idmap database\n"));
345 ret = NT_STATUS_UNSUCCESSFUL;
349 /* check against earlier versions */
350 ret = dbwrap_fetch_int32(db, "IDMAP_VERSION", &version);
351 if (!NT_STATUS_IS_OK(ret)) {
355 if (version != IDMAP_VERSION) {
357 DEBUG(0,("Upgrade of IDMAP_VERSION from %d to %d is not "
358 "possible with incomplete configuration\n",
359 version, IDMAP_VERSION));
360 ret = NT_STATUS_UNSUCCESSFUL;
363 if (dbwrap_transaction_start(db) != 0) {
364 DEBUG(0, ("Unable to start upgrade transaction!\n"));
365 ret = NT_STATUS_INTERNAL_DB_ERROR;
369 if (!idmap_tdb_upgrade(dom, db)) {
370 dbwrap_transaction_cancel(db);
371 DEBUG(0, ("Unable to open idmap database, it's in an old format, and upgrade failed!\n"));
372 ret = NT_STATUS_INTERNAL_DB_ERROR;
376 if (dbwrap_transaction_commit(db) != 0) {
377 DEBUG(0, ("Unable to commit upgrade transaction!\n"));
378 ret = NT_STATUS_INTERNAL_DB_ERROR;
383 ctx->db = talloc_move(ctx, &db);
385 ret = idmap_tdb_init_hwm(dom);
388 talloc_free(mem_ctx);
392 /**********************************************************************
393 IDMAP ALLOC TDB BACKEND
394 **********************************************************************/
396 /**********************************
398 **********************************/
400 struct idmap_tdb_allocate_id_context {
407 static NTSTATUS idmap_tdb_allocate_id_action(struct db_context *db,
411 struct idmap_tdb_allocate_id_context *state;
414 state = (struct idmap_tdb_allocate_id_context *)private_data;
416 ret = dbwrap_fetch_uint32(db, state->hwmkey, &hwm);
417 if (!NT_STATUS_IS_OK(ret)) {
418 ret = NT_STATUS_INTERNAL_DB_ERROR;
422 /* check it is in the range */
423 if (hwm > state->high_hwm) {
424 DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n",
425 state->hwmtype, (unsigned long)state->high_hwm));
426 ret = NT_STATUS_UNSUCCESSFUL;
430 /* fetch a new id and increment it */
431 ret = dbwrap_trans_change_uint32_atomic(db, state->hwmkey, &hwm, 1);
432 if (!NT_STATUS_IS_OK(ret)) {
433 DEBUG(0, ("Fatal error while fetching a new %s value: %s\n!",
434 state->hwmtype, nt_errstr(ret)));
438 /* recheck it is in the range */
439 if (hwm > state->high_hwm) {
440 DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n",
441 state->hwmtype, (unsigned long)state->high_hwm));
442 ret = NT_STATUS_UNSUCCESSFUL;
453 static NTSTATUS idmap_tdb_allocate_id(struct idmap_domain *dom,
461 struct idmap_tdb_allocate_id_context state;
462 struct idmap_tdb_context *ctx;
464 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
466 /* Get current high water mark */
480 DEBUG(2, ("Invalid ID type (0x%x)\n", xid->type));
481 return NT_STATUS_INVALID_PARAMETER;
484 high_hwm = dom->high_id;
487 state.high_hwm = high_hwm;
488 state.hwmtype = hwmtype;
489 state.hwmkey = hwmkey;
491 status = dbwrap_trans_do(ctx->db, idmap_tdb_allocate_id_action,
494 if (NT_STATUS_IS_OK(status)) {
496 DEBUG(10,("New %s = %d\n", hwmtype, state.hwm));
498 DEBUG(1, ("Error allocating a new %s\n", hwmtype));
505 * Allocate a new unix-ID.
506 * For now this is for the default idmap domain only.
507 * Should be extended later on.
509 static NTSTATUS idmap_tdb_get_new_id(struct idmap_domain *dom,
514 if (!strequal(dom->name, "*")) {
515 DEBUG(3, ("idmap_tdb_get_new_id: "
516 "Refusing allocation of a new unixid for domain'%s'. "
517 "Currently only supported for the default "
520 return NT_STATUS_NOT_IMPLEMENTED;
523 ret = idmap_tdb_allocate_id(dom, id);
528 /**********************************************************************
529 IDMAP MAPPING TDB BACKEND
530 **********************************************************************/
532 /*****************************
533 Initialise idmap database.
534 *****************************/
536 static NTSTATUS idmap_tdb_set_mapping(struct idmap_domain *dom,
537 const struct id_map *map);
539 static NTSTATUS idmap_tdb_db_init(struct idmap_domain *dom)
542 struct idmap_tdb_context *ctx;
544 DEBUG(10, ("idmap_tdb_db_init called for domain '%s'\n", dom->name));
546 ctx = talloc_zero(dom, struct idmap_tdb_context);
548 DEBUG(0, ("Out of memory!\n"));
549 return NT_STATUS_NO_MEMORY;
552 /* load backend specific configuration here: */
554 if (strequal(dom->name, "*")) {
559 ctx->rw_ops = talloc_zero(ctx, struct idmap_rw_ops);
560 if (ctx->rw_ops == NULL) {
561 DEBUG(0, ("Out of memory!\n"));
562 ret = NT_STATUS_NO_MEMORY;
566 ctx->rw_ops->get_new_id = idmap_tdb_get_new_id;
567 ctx->rw_ops->set_mapping = idmap_tdb_set_mapping;
569 dom->private_data = ctx;
571 ret = idmap_tdb_open_db(dom);
572 if ( ! NT_STATUS_IS_OK(ret)) {
585 * store a mapping in the database
588 struct idmap_tdb_set_mapping_context {
593 static NTSTATUS idmap_tdb_set_mapping_action(struct db_context *db,
597 struct idmap_tdb_set_mapping_context *state;
599 state = (struct idmap_tdb_set_mapping_context *)private_data;
601 DEBUG(10, ("Storing %s <-> %s map\n", state->ksidstr, state->kidstr));
603 ret = dbwrap_store_bystring(db, state->ksidstr,
604 string_term_tdb_data(state->kidstr),
606 if (!NT_STATUS_IS_OK(ret)) {
607 DEBUG(0, ("Error storing SID -> ID (%s -> %s): %s\n",
608 state->ksidstr, state->kidstr, nt_errstr(ret)));
612 ret = dbwrap_store_bystring(db, state->kidstr,
613 string_term_tdb_data(state->ksidstr),
615 if (!NT_STATUS_IS_OK(ret)) {
616 DEBUG(0, ("Error storing ID -> SID (%s -> %s): %s\n",
617 state->kidstr, state->ksidstr, nt_errstr(ret)));
621 DEBUG(10,("Stored %s <-> %s\n", state->ksidstr, state->kidstr));
628 static NTSTATUS idmap_tdb_set_mapping(struct idmap_domain *dom,
629 const struct id_map *map)
631 struct idmap_tdb_context *ctx;
633 char *ksidstr, *kidstr;
634 struct idmap_tdb_set_mapping_context state;
636 if (!map || !map->sid) {
637 return NT_STATUS_INVALID_PARAMETER;
640 ksidstr = kidstr = NULL;
642 /* TODO: should we filter a set_mapping using low/high filters ? */
644 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
646 switch (map->xid.type) {
649 kidstr = talloc_asprintf(ctx, "UID %lu",
650 (unsigned long)map->xid.id);
654 kidstr = talloc_asprintf(ctx, "GID %lu",
655 (unsigned long)map->xid.id);
659 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
660 return NT_STATUS_INVALID_PARAMETER;
663 if (kidstr == NULL) {
664 DEBUG(0, ("ERROR: Out of memory!\n"));
665 ret = NT_STATUS_NO_MEMORY;
669 ksidstr = sid_string_talloc(ctx, map->sid);
670 if (ksidstr == NULL) {
671 DEBUG(0, ("Out of memory!\n"));
672 ret = NT_STATUS_NO_MEMORY;
676 state.ksidstr = ksidstr;
677 state.kidstr = kidstr;
679 ret = dbwrap_trans_do(ctx->db, idmap_tdb_set_mapping_action, &state);
682 talloc_free(ksidstr);
688 * Create a new mapping for an unmapped SID, also allocating a new ID.
689 * This should be run inside a transaction.
692 * Properly integrate this with multi domain idmap config:
693 * Currently, the allocator is default-config only.
695 static NTSTATUS idmap_tdb_new_mapping(struct idmap_domain *dom, struct id_map *map)
698 struct idmap_tdb_context *ctx;
700 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
702 ret = idmap_rw_new_mapping(dom, ctx->rw_ops, map);
708 /**********************************
709 Single id to sid lookup function.
710 **********************************/
712 static NTSTATUS idmap_tdb_id_to_sid(struct idmap_domain *dom, struct id_map *map)
717 struct idmap_tdb_context *ctx;
720 return NT_STATUS_INVALID_PARAMETER;
723 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
725 /* apply filters before checking */
726 if (!idmap_unix_id_is_in_range(map->xid.id, dom)) {
727 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
728 map->xid.id, dom->low_id, dom->high_id));
729 return NT_STATUS_NONE_MAPPED;
732 switch (map->xid.type) {
735 keystr = talloc_asprintf(ctx, "UID %lu", (unsigned long)map->xid.id);
739 keystr = talloc_asprintf(ctx, "GID %lu", (unsigned long)map->xid.id);
743 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
744 return NT_STATUS_INVALID_PARAMETER;
747 /* final SAFE_FREE safe */
750 if (keystr == NULL) {
751 DEBUG(0, ("Out of memory!\n"));
752 ret = NT_STATUS_NO_MEMORY;
756 DEBUG(10,("Fetching record %s\n", keystr));
758 /* Check if the mapping exists */
759 ret = dbwrap_fetch_bystring(ctx->db, NULL, keystr, &data);
761 if (!NT_STATUS_IS_OK(ret)) {
762 DEBUG(10,("Record %s not found\n", keystr));
763 ret = NT_STATUS_NONE_MAPPED;
767 if (!string_to_sid(map->sid, (const char *)data.dptr)) {
768 DEBUG(10,("INVALID SID (%s) in record %s\n",
769 (const char *)data.dptr, keystr));
770 ret = NT_STATUS_INTERNAL_DB_ERROR;
774 DEBUG(10,("Found record %s -> %s\n", keystr, (const char *)data.dptr));
778 talloc_free(data.dptr);
783 /**********************************
784 Single sid to id lookup function.
785 **********************************/
787 static NTSTATUS idmap_tdb_sid_to_id(struct idmap_domain *dom, struct id_map *map)
792 unsigned long rec_id = 0;
793 struct idmap_tdb_context *ctx;
794 TALLOC_CTX *tmp_ctx = talloc_stackframe();
796 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
798 keystr = sid_string_talloc(tmp_ctx, map->sid);
799 if (keystr == NULL) {
800 DEBUG(0, ("Out of memory!\n"));
801 ret = NT_STATUS_NO_MEMORY;
805 DEBUG(10,("Fetching record %s\n", keystr));
807 /* Check if sid is present in database */
808 ret = dbwrap_fetch_bystring(ctx->db, tmp_ctx, keystr, &data);
809 if (!NT_STATUS_IS_OK(ret)) {
810 DEBUG(10,("Record %s not found\n", keystr));
811 ret = NT_STATUS_NONE_MAPPED;
815 /* What type of record is this ? */
816 if (sscanf((const char *)data.dptr, "UID %lu", &rec_id) == 1) { /* Try a UID record. */
817 map->xid.id = rec_id;
818 map->xid.type = ID_TYPE_UID;
819 DEBUG(10,("Found uid record %s -> %s \n", keystr, (const char *)data.dptr ));
822 } else if (sscanf((const char *)data.dptr, "GID %lu", &rec_id) == 1) { /* Try a GID record. */
823 map->xid.id = rec_id;
824 map->xid.type = ID_TYPE_GID;
825 DEBUG(10,("Found gid record %s -> %s \n", keystr, (const char *)data.dptr ));
828 } else { /* Unknown record type ! */
829 DEBUG(2, ("Found INVALID record %s -> %s\n", keystr, (const char *)data.dptr));
830 ret = NT_STATUS_INTERNAL_DB_ERROR;
834 /* apply filters before returning result */
835 if (!idmap_unix_id_is_in_range(map->xid.id, dom)) {
836 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
837 map->xid.id, dom->low_id, dom->high_id));
838 ret = NT_STATUS_NONE_MAPPED;
842 talloc_free(tmp_ctx);
846 /**********************************
847 lookup a set of unix ids.
848 **********************************/
850 static NTSTATUS idmap_tdb_unixids_to_sids(struct idmap_domain *dom, struct id_map **ids)
855 /* initialize the status to avoid suprise */
856 for (i = 0; ids[i]; i++) {
857 ids[i]->status = ID_UNKNOWN;
860 for (i = 0; ids[i]; i++) {
861 ret = idmap_tdb_id_to_sid(dom, ids[i]);
862 if ( ! NT_STATUS_IS_OK(ret)) {
864 /* if it is just a failed mapping continue */
865 if (NT_STATUS_EQUAL(ret, NT_STATUS_NONE_MAPPED)) {
867 /* make sure it is marked as unmapped */
868 ids[i]->status = ID_UNMAPPED;
872 /* some fatal error occurred, return immediately */
876 /* all ok, id is mapped */
877 ids[i]->status = ID_MAPPED;
886 /**********************************
887 lookup a set of sids.
888 **********************************/
890 struct idmap_tdb_sids_to_unixids_context {
891 struct idmap_domain *dom;
893 bool allocate_unmapped;
896 static NTSTATUS idmap_tdb_sids_to_unixids_action(struct db_context *db,
899 struct idmap_tdb_sids_to_unixids_context *state;
901 NTSTATUS ret = NT_STATUS_OK;
903 state = (struct idmap_tdb_sids_to_unixids_context *)private_data;
905 DEBUG(10, ("idmap_tdb_sids_to_unixids_action: "
906 " domain: [%s], allocate: %s\n",
908 state->allocate_unmapped ? "yes" : "no"));
910 for (i = 0; state->ids[i]; i++) {
911 if ((state->ids[i]->status == ID_UNKNOWN) ||
912 /* retry if we could not map in previous run: */
913 (state->ids[i]->status == ID_UNMAPPED))
917 ret2 = idmap_tdb_sid_to_id(state->dom, state->ids[i]);
918 if (!NT_STATUS_IS_OK(ret2)) {
920 /* if it is just a failed mapping, continue */
921 if (NT_STATUS_EQUAL(ret2, NT_STATUS_NONE_MAPPED)) {
923 /* make sure it is marked as unmapped */
924 state->ids[i]->status = ID_UNMAPPED;
925 ret = STATUS_SOME_UNMAPPED;
927 /* some fatal error occurred, return immediately */
932 /* all ok, id is mapped */
933 state->ids[i]->status = ID_MAPPED;
937 if ((state->ids[i]->status == ID_UNMAPPED) &&
938 state->allocate_unmapped)
940 ret = idmap_tdb_new_mapping(state->dom, state->ids[i]);
941 if (!NT_STATUS_IS_OK(ret)) {
951 static NTSTATUS idmap_tdb_sids_to_unixids(struct idmap_domain *dom, struct id_map **ids)
953 struct idmap_tdb_context *ctx;
956 struct idmap_tdb_sids_to_unixids_context state;
958 /* initialize the status to avoid suprise */
959 for (i = 0; ids[i]; i++) {
960 ids[i]->status = ID_UNKNOWN;
963 ctx = talloc_get_type(dom->private_data, struct idmap_tdb_context);
967 state.allocate_unmapped = false;
969 ret = idmap_tdb_sids_to_unixids_action(ctx->db, &state);
971 if (NT_STATUS_EQUAL(ret, STATUS_SOME_UNMAPPED) && !dom->read_only) {
972 state.allocate_unmapped = true;
973 ret = dbwrap_trans_do(ctx->db,
974 idmap_tdb_sids_to_unixids_action,
982 /**********************************
983 Close the idmap tdb instance
984 **********************************/
986 static struct idmap_methods db_methods = {
987 .init = idmap_tdb_db_init,
988 .unixids_to_sids = idmap_tdb_unixids_to_sids,
989 .sids_to_unixids = idmap_tdb_sids_to_unixids,
990 .allocate_id = idmap_tdb_get_new_id,
993 NTSTATUS idmap_tdb_init(void)
995 DEBUG(10, ("calling idmap_tdb_init\n"));
997 return smb_register_idmap(SMB_IDMAP_INTERFACE_VERSION, "tdb", &db_methods);