2 Unix SMB/CIFS implementation.
4 idmap TDB2 backend, used for clustered Samba setups.
6 This uses dbwrap to access tdb files. The location can be set
7 using tdb:idmap2.tdb =" in smb.conf
9 Copyright (C) Andrew Tridgell 2007
11 This is heavily based upon idmap_tdb.c, which is:
13 Copyright (C) Tim Potter 2000
14 Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2003
15 Copyright (C) Jeremy Allison 2006
16 Copyright (C) Simo Sorce 2003-2006
18 This program is free software; you can redistribute it and/or modify
19 it under the terms of the GNU General Public License as published by
20 the Free Software Foundation; either version 2 of the License, or
21 (at your option) any later version.
23 This program is distributed in the hope that it will be useful,
24 but WITHOUT ANY WARRANTY; without even the implied warranty of
25 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26 GNU General Public License for more details.
28 You should have received a copy of the GNU General Public License
29 along with this program; if not, write to the Free Software
30 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
37 #define DBGC_CLASS DBGC_IDMAP
39 /* High water mark keys */
40 #define HWM_GROUP "GROUP HWM"
41 #define HWM_USER "USER HWM"
43 static struct idmap_tdb2_state {
44 /* User and group id pool */
45 uid_t low_uid, high_uid; /* Range of uids to allocate */
46 gid_t low_gid, high_gid; /* Range of gids to allocate */
47 const char *idmap_script;
52 /* handle to the permanent tdb */
53 static struct db_context *idmap_tdb2;
55 static NTSTATUS idmap_tdb2_alloc_load(void);
57 static NTSTATUS idmap_tdb2_load_ranges(void)
64 if (!lp_idmap_uid(&low_uid, &high_uid)) {
65 DEBUG(1, ("idmap uid missing\n"));
66 return NT_STATUS_UNSUCCESSFUL;
69 if (!lp_idmap_gid(&low_gid, &high_gid)) {
70 DEBUG(1, ("idmap gid missing\n"));
71 return NT_STATUS_UNSUCCESSFUL;
74 idmap_tdb2_state.low_uid = low_uid;
75 idmap_tdb2_state.high_uid = high_uid;
76 idmap_tdb2_state.low_gid = low_gid;
77 idmap_tdb2_state.high_gid = high_gid;
79 if (idmap_tdb2_state.high_uid <= idmap_tdb2_state.low_uid) {
80 DEBUG(1, ("idmap uid range missing or invalid\n"));
81 DEBUGADD(1, ("idmap will be unable to map foreign SIDs\n"));
82 return NT_STATUS_UNSUCCESSFUL;
85 if (idmap_tdb2_state.high_gid <= idmap_tdb2_state.low_gid) {
86 DEBUG(1, ("idmap gid range missing or invalid\n"));
87 DEBUGADD(1, ("idmap will be unable to map foreign SIDs\n"));
88 return NT_STATUS_UNSUCCESSFUL;
95 open the permanent tdb
97 static NTSTATUS idmap_tdb2_open_db(void)
102 /* its already open */
106 db_path = lp_parm_talloc_string(-1, "tdb", "idmap2.tdb", NULL);
107 if (db_path == NULL) {
108 /* fall back to the private directory, which, despite
109 its name, is usually on shared storage */
110 db_path = talloc_asprintf(NULL, "%s/idmap2.tdb", lp_private_dir());
112 NT_STATUS_HAVE_NO_MEMORY(db_path);
114 /* Open idmap repository */
115 idmap_tdb2 = db_open(NULL, db_path, 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0644);
116 TALLOC_FREE(db_path);
118 if (idmap_tdb2 == NULL) {
119 DEBUG(0, ("Unable to open idmap_tdb2 database '%s'\n",
121 return NT_STATUS_UNSUCCESSFUL;
124 /* load the ranges and high/low water marks */
125 return idmap_tdb2_alloc_load();
130 load the idmap allocation ranges and high/low water marks
132 static NTSTATUS idmap_tdb2_alloc_load(void)
137 /* see if a idmap script is configured */
138 idmap_tdb2_state.idmap_script = lp_parm_const_string(-1, "idmap",
141 if (idmap_tdb2_state.idmap_script) {
142 DEBUG(1, ("using idmap script '%s'\n",
143 idmap_tdb2_state.idmap_script));
148 status = idmap_tdb2_load_ranges();
149 if (!NT_STATUS_IS_OK(status)) {
153 /* Create high water marks for group and user id */
155 low_id = dbwrap_fetch_int32(idmap_tdb2, HWM_USER);
156 if ((low_id == -1) || (low_id < idmap_tdb2_state.low_uid)) {
157 if (!NT_STATUS_IS_OK(dbwrap_trans_store_int32(
158 idmap_tdb2, HWM_USER,
159 idmap_tdb2_state.low_uid))) {
160 DEBUG(0, ("Unable to initialise user hwm in idmap "
162 return NT_STATUS_INTERNAL_DB_ERROR;
166 low_id = dbwrap_fetch_int32(idmap_tdb2, HWM_GROUP);
167 if ((low_id == -1) || (low_id < idmap_tdb2_state.low_gid)) {
168 if (!NT_STATUS_IS_OK(dbwrap_trans_store_int32(
169 idmap_tdb2, HWM_GROUP,
170 idmap_tdb2_state.low_gid))) {
171 DEBUG(0, ("Unable to initialise group hwm in idmap "
173 return NT_STATUS_INTERNAL_DB_ERROR;
182 Initialise idmap alloc database.
184 static NTSTATUS idmap_tdb2_alloc_init(const char *params)
186 /* nothing to do - we want to avoid opening the permanent
187 database if possible. Instead we load the params when we
196 static NTSTATUS idmap_tdb2_allocate_id(struct unixid *xid)
206 status = idmap_tdb2_open_db();
207 NT_STATUS_NOT_OK_RETURN(status);
209 /* Get current high water mark */
215 high_hwm = idmap_tdb2_state.high_uid;
221 high_hwm = idmap_tdb2_state.high_gid;
225 DEBUG(2, ("Invalid ID type (0x%x)\n", xid->type));
226 return NT_STATUS_INVALID_PARAMETER;
229 res = idmap_tdb2->transaction_start(idmap_tdb2);
231 DEBUG(1,(__location__ " Failed to start transaction\n"));
232 return NT_STATUS_UNSUCCESSFUL;
235 if ((hwm = dbwrap_fetch_int32(idmap_tdb2, hwmkey)) == -1) {
236 idmap_tdb2->transaction_cancel(idmap_tdb2);
237 return NT_STATUS_INTERNAL_DB_ERROR;
240 /* check it is in the range */
241 if (hwm > high_hwm) {
242 DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n",
243 hwmtype, (unsigned long)high_hwm));
244 idmap_tdb2->transaction_cancel(idmap_tdb2);
245 return NT_STATUS_UNSUCCESSFUL;
248 /* fetch a new id and increment it */
249 ret = dbwrap_change_uint32_atomic(idmap_tdb2, hwmkey, &hwm, 1);
251 DEBUG(1, ("Fatal error while fetching a new %s value\n!", hwmtype));
252 idmap_tdb2->transaction_cancel(idmap_tdb2);
253 return NT_STATUS_UNSUCCESSFUL;
256 /* recheck it is in the range */
257 if (hwm > high_hwm) {
258 DEBUG(1, ("Fatal Error: %s range full!! (max: %lu)\n",
259 hwmtype, (unsigned long)high_hwm));
260 idmap_tdb2->transaction_cancel(idmap_tdb2);
261 return NT_STATUS_UNSUCCESSFUL;
264 res = idmap_tdb2->transaction_commit(idmap_tdb2);
266 DEBUG(1,(__location__ " Failed to commit transaction\n"));
267 return NT_STATUS_UNSUCCESSFUL;
271 DEBUG(10,("New %s = %d\n", hwmtype, hwm));
277 Get current highest id.
279 static NTSTATUS idmap_tdb2_get_hwm(struct unixid *xid)
287 status = idmap_tdb2_open_db();
288 NT_STATUS_NOT_OK_RETURN(status);
290 /* Get current high water mark */
296 high_hwm = idmap_tdb2_state.high_uid;
302 high_hwm = idmap_tdb2_state.high_gid;
306 return NT_STATUS_INVALID_PARAMETER;
309 if ((hwm = dbwrap_fetch_int32(idmap_tdb2, hwmkey)) == -1) {
310 return NT_STATUS_INTERNAL_DB_ERROR;
315 /* Warn if it is out of range */
316 if (hwm >= high_hwm) {
317 DEBUG(0, ("Warning: %s range full!! (max: %lu)\n",
318 hwmtype, (unsigned long)high_hwm));
327 static NTSTATUS idmap_tdb2_set_hwm(struct unixid *xid)
329 /* not supported, or we would invalidate the cache tdb on
331 DEBUG(0,("idmap_tdb2_set_hwm not supported\n"));
332 return NT_STATUS_NOT_SUPPORTED;
338 static NTSTATUS idmap_tdb2_alloc_close(void)
340 /* don't actually close it */
345 IDMAP MAPPING TDB BACKEND
347 struct idmap_tdb2_context {
348 uint32_t filter_low_id;
349 uint32_t filter_high_id;
353 Initialise idmap database.
355 static NTSTATUS idmap_tdb2_db_init(struct idmap_domain *dom,
359 struct idmap_tdb2_context *ctx;
362 status = idmap_tdb2_open_db();
363 NT_STATUS_NOT_OK_RETURN(status);
365 ctx = talloc(dom, struct idmap_tdb2_context);
367 DEBUG(0, ("Out of memory!\n"));
368 return NT_STATUS_NO_MEMORY;
371 if (strequal(dom->name, "*")) {
377 ctx->filter_low_id = 0;
378 ctx->filter_high_id = 0;
380 if (lp_idmap_uid(&low_uid, &high_uid)) {
381 ctx->filter_low_id = low_uid;
382 ctx->filter_high_id = high_uid;
384 DEBUG(3, ("Warning: 'idmap uid' not set!\n"));
387 if (lp_idmap_gid(&low_gid, &high_gid)) {
388 if ((low_gid != low_uid) || (high_gid != high_uid)) {
389 DEBUG(1, ("Warning: 'idmap uid' and 'idmap gid'"
390 " ranges do not agree -- building "
392 ctx->filter_low_id = MAX(ctx->filter_low_id,
394 ctx->filter_high_id = MIN(ctx->filter_high_id,
398 DEBUG(3, ("Warning: 'idmap gid' not set!\n"));
401 char *config_option = NULL;
403 config_option = talloc_asprintf(ctx, "idmap config %s", dom->name);
404 if ( ! config_option) {
405 DEBUG(0, ("Out of memory!\n"));
406 ret = NT_STATUS_NO_MEMORY;
410 range = lp_parm_const_string(-1, config_option, "range", NULL);
412 (sscanf(range, "%u - %u", &ctx->filter_low_id, &ctx->filter_high_id) != 2))
414 ctx->filter_low_id = 0;
415 ctx->filter_high_id = 0;
418 talloc_free(config_option);
421 if (ctx->filter_low_id > ctx->filter_high_id) {
422 ctx->filter_low_id = 0;
423 ctx->filter_high_id = 0;
426 dom->private_data = ctx;
437 run a script to perform a mapping
439 The script should the following command lines:
445 and should return one of the following as a single line of text
451 static NTSTATUS idmap_tdb2_script(struct idmap_tdb2_context *ctx, struct id_map *map,
452 const char *fmt, ...)
460 cmd = talloc_asprintf(ctx, "%s ", idmap_tdb2_state.idmap_script);
461 NT_STATUS_HAVE_NO_MEMORY(cmd);
464 cmd = talloc_vasprintf_append(cmd, fmt, ap);
466 NT_STATUS_HAVE_NO_MEMORY(cmd);
471 return NT_STATUS_NONE_MAPPED;
474 if (fgets(line, sizeof(line)-1, p) == NULL) {
476 return NT_STATUS_NONE_MAPPED;
480 DEBUG(10,("idmap script gave: %s\n", line));
482 if (sscanf(line, "UID:%lu", &v) == 1) {
484 map->xid.type = ID_TYPE_UID;
485 } else if (sscanf(line, "GID:%lu", &v) == 1) {
487 map->xid.type = ID_TYPE_GID;
488 } else if (strncmp(line, "SID:S-", 6) == 0) {
489 if (!string_to_sid(map->sid, &line[4])) {
490 DEBUG(0,("Bad SID in '%s' from idmap script %s\n",
491 line, idmap_tdb2_state.idmap_script));
492 return NT_STATUS_NONE_MAPPED;
495 DEBUG(0,("Bad reply '%s' from idmap script %s\n",
496 line, idmap_tdb2_state.idmap_script));
497 return NT_STATUS_NONE_MAPPED;
506 Single id to sid lookup function.
508 static NTSTATUS idmap_tdb2_id_to_sid(struct idmap_tdb2_context *ctx, struct id_map *map)
515 status = idmap_tdb2_open_db();
516 NT_STATUS_NOT_OK_RETURN(status);
519 return NT_STATUS_INVALID_PARAMETER;
522 /* apply filters before checking */
523 if ((ctx->filter_low_id && (map->xid.id < ctx->filter_low_id)) ||
524 (ctx->filter_high_id && (map->xid.id > ctx->filter_high_id))) {
525 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
526 map->xid.id, ctx->filter_low_id, ctx->filter_high_id));
527 return NT_STATUS_NONE_MAPPED;
530 switch (map->xid.type) {
533 keystr = talloc_asprintf(ctx, "UID %lu", (unsigned long)map->xid.id);
537 keystr = talloc_asprintf(ctx, "GID %lu", (unsigned long)map->xid.id);
541 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
542 return NT_STATUS_INVALID_PARAMETER;
545 /* final SAFE_FREE safe */
548 if (keystr == NULL) {
549 DEBUG(0, ("Out of memory!\n"));
550 ret = NT_STATUS_NO_MEMORY;
554 DEBUG(10,("Fetching record %s\n", keystr));
556 /* Check if the mapping exists */
557 data = dbwrap_fetch_bystring(idmap_tdb2, keystr, keystr);
562 DEBUG(10,("Record %s not found\n", keystr));
563 if (idmap_tdb2_state.idmap_script == NULL) {
564 ret = NT_STATUS_NONE_MAPPED;
568 ret = idmap_tdb2_script(ctx, map, "IDTOSID %s", keystr);
570 /* store it on shared storage */
571 if (!NT_STATUS_IS_OK(ret)) {
575 if (sid_to_fstring(sidstr, map->sid)) {
576 /* both forward and reverse mappings */
577 dbwrap_store_bystring(idmap_tdb2, keystr,
578 string_term_tdb_data(sidstr),
580 dbwrap_store_bystring(idmap_tdb2, sidstr,
581 string_term_tdb_data(keystr),
587 if (!string_to_sid(map->sid, (const char *)data.dptr)) {
588 DEBUG(10,("INVALID SID (%s) in record %s\n",
589 (const char *)data.dptr, keystr));
590 ret = NT_STATUS_INTERNAL_DB_ERROR;
594 DEBUG(10,("Found record %s -> %s\n", keystr, (const char *)data.dptr));
604 Single sid to id lookup function.
606 static NTSTATUS idmap_tdb2_sid_to_id(struct idmap_tdb2_context *ctx, struct id_map *map)
611 unsigned long rec_id = 0;
612 TALLOC_CTX *tmp_ctx = talloc_stackframe();
614 ret = idmap_tdb2_open_db();
615 NT_STATUS_NOT_OK_RETURN(ret);
617 keystr = sid_string_talloc(tmp_ctx, map->sid);
618 if (keystr == NULL) {
619 DEBUG(0, ("Out of memory!\n"));
620 ret = NT_STATUS_NO_MEMORY;
624 DEBUG(10,("Fetching record %s\n", keystr));
626 /* Check if sid is present in database */
627 data = dbwrap_fetch_bystring(idmap_tdb2, tmp_ctx, keystr);
631 DEBUG(10,(__location__ " Record %s not found\n", keystr));
633 if (idmap_tdb2_state.idmap_script == NULL) {
634 ret = NT_STATUS_NONE_MAPPED;
638 ret = idmap_tdb2_script(ctx, map, "SIDTOID %s", keystr);
639 /* store it on shared storage */
640 if (!NT_STATUS_IS_OK(ret)) {
644 snprintf(idstr, sizeof(idstr), "%cID %lu",
645 map->xid.type == ID_TYPE_UID?'U':'G',
646 (unsigned long)map->xid.id);
647 /* store both forward and reverse mappings */
648 dbwrap_store_bystring(idmap_tdb2, keystr, string_term_tdb_data(idstr),
650 dbwrap_store_bystring(idmap_tdb2, idstr, string_term_tdb_data(keystr),
655 /* What type of record is this ? */
656 if (sscanf((const char *)data.dptr, "UID %lu", &rec_id) == 1) { /* Try a UID record. */
657 map->xid.id = rec_id;
658 map->xid.type = ID_TYPE_UID;
659 DEBUG(10,("Found uid record %s -> %s \n", keystr, (const char *)data.dptr ));
662 } else if (sscanf((const char *)data.dptr, "GID %lu", &rec_id) == 1) { /* Try a GID record. */
663 map->xid.id = rec_id;
664 map->xid.type = ID_TYPE_GID;
665 DEBUG(10,("Found gid record %s -> %s \n", keystr, (const char *)data.dptr ));
668 } else { /* Unknown record type ! */
669 DEBUG(2, ("Found INVALID record %s -> %s\n", keystr, (const char *)data.dptr));
670 ret = NT_STATUS_INTERNAL_DB_ERROR;
673 /* apply filters before returning result */
674 if ((ctx->filter_low_id && (map->xid.id < ctx->filter_low_id)) ||
675 (ctx->filter_high_id && (map->xid.id > ctx->filter_high_id))) {
676 DEBUG(5, ("Requested id (%u) out of range (%u - %u). Filtered!\n",
677 map->xid.id, ctx->filter_low_id, ctx->filter_high_id));
678 ret = NT_STATUS_NONE_MAPPED;
682 talloc_free(tmp_ctx);
687 lookup a set of unix ids.
689 static NTSTATUS idmap_tdb2_unixids_to_sids(struct idmap_domain *dom, struct id_map **ids)
691 struct idmap_tdb2_context *ctx;
695 /* initialize the status to avoid suprise */
696 for (i = 0; ids[i]; i++) {
697 ids[i]->status = ID_UNKNOWN;
700 ctx = talloc_get_type(dom->private_data, struct idmap_tdb2_context);
702 for (i = 0; ids[i]; i++) {
703 ret = idmap_tdb2_id_to_sid(ctx, ids[i]);
704 if ( ! NT_STATUS_IS_OK(ret)) {
706 /* if it is just a failed mapping continue */
707 if (NT_STATUS_EQUAL(ret, NT_STATUS_NONE_MAPPED)) {
709 /* make sure it is marked as unmapped */
710 ids[i]->status = ID_UNMAPPED;
714 /* some fatal error occurred, return immediately */
718 /* all ok, id is mapped */
719 ids[i]->status = ID_MAPPED;
729 lookup a set of sids.
731 static NTSTATUS idmap_tdb2_sids_to_unixids(struct idmap_domain *dom, struct id_map **ids)
733 struct idmap_tdb2_context *ctx;
737 /* initialize the status to avoid suprise */
738 for (i = 0; ids[i]; i++) {
739 ids[i]->status = ID_UNKNOWN;
742 ctx = talloc_get_type(dom->private_data, struct idmap_tdb2_context);
744 for (i = 0; ids[i]; i++) {
745 ret = idmap_tdb2_sid_to_id(ctx, ids[i]);
746 if ( ! NT_STATUS_IS_OK(ret)) {
748 /* if it is just a failed mapping continue */
749 if (NT_STATUS_EQUAL(ret, NT_STATUS_NONE_MAPPED)) {
751 /* make sure it is marked as unmapped */
752 ids[i]->status = ID_UNMAPPED;
756 /* some fatal error occurred, return immediately */
760 /* all ok, id is mapped */
761 ids[i]->status = ID_MAPPED;
774 static NTSTATUS idmap_tdb2_set_mapping(struct idmap_domain *dom, const struct id_map *map)
776 struct idmap_tdb2_context *ctx;
779 char *ksidstr, *kidstr;
781 bool started_transaction = false;
783 if (!map || !map->sid) {
784 return NT_STATUS_INVALID_PARAMETER;
787 ksidstr = kidstr = NULL;
789 /* TODO: should we filter a set_mapping using low/high filters ? */
791 ctx = talloc_get_type(dom->private_data, struct idmap_tdb2_context);
793 switch (map->xid.type) {
796 kidstr = talloc_asprintf(ctx, "UID %lu", (unsigned long)map->xid.id);
800 kidstr = talloc_asprintf(ctx, "GID %lu", (unsigned long)map->xid.id);
804 DEBUG(2, ("INVALID unix ID type: 0x02%x\n", map->xid.type));
805 return NT_STATUS_INVALID_PARAMETER;
808 if (kidstr == NULL) {
809 DEBUG(0, ("ERROR: Out of memory!\n"));
810 ret = NT_STATUS_NO_MEMORY;
814 if (!(ksidstr = sid_string_talloc(ctx, map->sid))) {
815 DEBUG(0, ("Out of memory!\n"));
816 ret = NT_STATUS_NO_MEMORY;
820 DEBUG(10, ("Storing %s <-> %s map\n", ksidstr, kidstr));
822 res = idmap_tdb2->transaction_start(idmap_tdb2);
824 DEBUG(1,(__location__ " Failed to start transaction\n"));
825 ret = NT_STATUS_UNSUCCESSFUL;
829 started_transaction = true;
831 /* check wheter sid mapping is already present in db */
832 data = dbwrap_fetch_bystring(idmap_tdb2, ksidstr, ksidstr);
834 ret = NT_STATUS_OBJECT_NAME_COLLISION;
838 ret = dbwrap_store_bystring(idmap_tdb2, ksidstr, string_term_tdb_data(kidstr),
840 if (!NT_STATUS_IS_OK(ret)) {
841 DEBUG(0, ("Error storing SID -> ID: %s\n", nt_errstr(ret)));
844 ret = dbwrap_store_bystring(idmap_tdb2, kidstr, string_term_tdb_data(ksidstr),
846 if (!NT_STATUS_IS_OK(ret)) {
847 DEBUG(0, ("Error storing ID -> SID: %s\n", nt_errstr(ret)));
848 /* try to remove the previous stored SID -> ID map */
849 dbwrap_delete_bystring(idmap_tdb2, ksidstr);
853 started_transaction = false;
855 res = idmap_tdb2->transaction_commit(idmap_tdb2);
857 DEBUG(1,(__location__ " Failed to commit transaction\n"));
858 ret = NT_STATUS_UNSUCCESSFUL;
862 DEBUG(10,("Stored %s <-> %s\n", ksidstr, kidstr));
866 if (started_transaction) {
867 idmap_tdb2->transaction_cancel(idmap_tdb2);
869 talloc_free(ksidstr);
877 static NTSTATUS idmap_tdb2_remove_mapping(struct idmap_domain *dom, const struct id_map *map)
879 /* not supported as it would invalidate the cache tdb on other
881 DEBUG(0,("idmap_tdb2_remove_mapping not supported\n"));
882 return NT_STATUS_NOT_SUPPORTED;
886 Close the idmap tdb instance
888 static NTSTATUS idmap_tdb2_close(struct idmap_domain *dom)
890 /* don't do anything */
896 Dump all mappings out
898 static NTSTATUS idmap_tdb2_dump_data(struct idmap_domain *dom, struct id_map **maps, int *num_maps)
900 DEBUG(0,("idmap_tdb2_dump_data not supported\n"));
901 return NT_STATUS_NOT_SUPPORTED;
904 static struct idmap_methods db_methods = {
905 .init = idmap_tdb2_db_init,
906 .unixids_to_sids = idmap_tdb2_unixids_to_sids,
907 .sids_to_unixids = idmap_tdb2_sids_to_unixids,
908 .set_mapping = idmap_tdb2_set_mapping,
909 .remove_mapping = idmap_tdb2_remove_mapping,
910 .dump_data = idmap_tdb2_dump_data,
911 .close_fn = idmap_tdb2_close
914 static struct idmap_alloc_methods db_alloc_methods = {
915 .init = idmap_tdb2_alloc_init,
916 .allocate_id = idmap_tdb2_allocate_id,
917 .get_id_hwm = idmap_tdb2_get_hwm,
918 .set_id_hwm = idmap_tdb2_set_hwm,
919 .close_fn = idmap_tdb2_alloc_close
922 NTSTATUS idmap_tdb2_init(void)
926 /* register both backends */
927 ret = smb_register_idmap_alloc(SMB_IDMAP_INTERFACE_VERSION, "tdb2", &db_alloc_methods);
928 if (! NT_STATUS_IS_OK(ret)) {
929 DEBUG(0, ("Unable to register idmap alloc tdb2 module: %s\n", get_friendly_nt_error_msg(ret)));
933 return smb_register_idmap(SMB_IDMAP_INTERFACE_VERSION, "tdb2", &db_methods);