2 Unix SMB/CIFS implementation.
4 Copyright (C) Tim Potter 2000
5 Copyright (C) Anthony Liguori <aliguor@us.ibm.com> 2003
6 Copyright (C) Simo Sorce 2003
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.*/
25 #define DBGC_CLASS DBGC_IDMAP
30 /* Function to create a member of the idmap_methods list */
31 NTSTATUS (*reg_meth)(struct idmap_methods **methods);
32 struct idmap_methods *methods;
34 } remote_idmap_functions[] = {
36 { "winbind", idmap_reg_winbind, NULL },
41 static struct idmap_methods *local_map;
42 static struct idmap_methods *remote_map;
44 static struct idmap_methods *get_methods(const char *name)
47 struct idmap_methods *ret = NULL;
49 while (remote_idmap_functions[i].name && strcmp(remote_idmap_functions[i].name, name)) {
53 if (remote_idmap_functions[i].name) {
55 if (!remote_idmap_functions[i].methods) {
56 remote_idmap_functions[i].reg_meth(&remote_idmap_functions[i].methods);
59 ret = remote_idmap_functions[i].methods;
65 /* Initialize backend */
66 BOOL idmap_init(const char *remote_backend)
69 idmap_reg_tdb(&local_map);
73 if (!remote_map && remote_backend && *remote_backend != 0) {
74 DEBUG(3, ("load_methods: using '%s' as remote backend\n", remote_backend));
76 remote_map = get_methods(remote_backend);
78 DEBUG(0, ("load_methods: could not load remote backend '%s'\n", remote_backend));
87 NTSTATUS idmap_set_mapping(const DOM_SID *sid, unid_t id, int id_type)
91 ret = local_map->set_mapping(sid, id, id_type);
92 if (NT_STATUS_IS_ERR(ret)) {
93 DEBUG (0, ("idmap_set_mapping: Error, unable to modify local cache!\n"));
94 DEBUGADD(0, ("Error: %s", nt_errstr(ret)));
98 /* Being able to update the remote cache is seldomly right.
99 Generally this is a forbidden operation. */
100 if (!(id_type & ID_CACHE) && (remote_map != NULL)) {
101 remote_map->set_mapping(sid, id, id_type);
102 if (NT_STATUS_IS_ERR(ret)) {
103 DEBUG (0, ("idmap_set_mapping: Error, unable to modify remote cache!\n"));
104 DEBUGADD(0, ("Error: %s", nt_errstr(ret)));
111 /* Get ID from SID */
112 NTSTATUS idmap_get_id_from_sid(unid_t *id, int *id_type, const DOM_SID *sid)
118 if (remote_map) { /* We have a central remote idmap */
119 loc_type |= ID_NOMAP;
121 ret = local_map->get_id_from_sid(id, &loc_type, sid);
122 if (NT_STATUS_IS_ERR(ret)) {
124 ret = remote_map->get_id_from_sid(id, id_type, sid);
125 if (NT_STATUS_IS_ERR(ret)) {
126 DEBUG(3, ("idmap_get_id_from_sid: error fetching id!\n"));
129 loc_type |= ID_CACHE;
130 idmap_set_mapping(sid, *id, loc_type);
134 *id_type = loc_type & ID_TYPEMASK;
140 /* Get SID from ID */
141 NTSTATUS idmap_get_sid_from_id(DOM_SID *sid, unid_t id, int id_type)
148 loc_type = id_type | ID_NOMAP;
150 ret = local_map->get_sid_from_id(sid, id, loc_type);
151 if (NT_STATUS_IS_ERR(ret)) {
153 ret = remote_map->get_sid_from_id(sid, id, id_type);
154 if (NT_STATUS_IS_ERR(ret)) {
155 DEBUG(3, ("idmap_get_sid_from_id: unable to fetch sid!\n"));
158 loc_type |= ID_CACHE;
159 idmap_set_mapping(sid, id, loc_type);
168 NTSTATUS idmap_close(void)
172 ret = local_map->close();
173 if (NT_STATUS_IS_ERR(ret)) {
174 DEBUG(3, ("idmap_close: failed to close local cache!\n"));
178 ret = remote_map->close();
179 if (NT_STATUS_IS_ERR(ret)) {
180 DEBUG(3, ("idmap_close: failed to close remote idmap repository!\n"));
187 /* Dump backend status */
188 void idmap_status(void)
191 if (remote_map) remote_map->status();