2 Unix SMB/CIFS implementation.
3 Password and authentication handling
4 Copyright (C) Andrew Bartlett 2002
5 Copyright (C) Jelmer Vernooij 2002
6 Copyright (C) Simo Sorce 2003
7 Copyright (C) Volker Lendecke 2006
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
26 #define DBGC_CLASS DBGC_PASSDB
30 static struct pdb_init_function_entry *backends = NULL;
32 static void lazy_initialize_passdb(void)
34 static bool initialized = False;
42 static bool lookup_global_sam_rid(TALLOC_CTX *mem_ctx, uint32 rid,
44 enum lsa_SidType *psid_name_use,
45 union unid_t *unix_id);
47 NTSTATUS smb_register_passdb(int version, const char *name, pdb_init_function init)
49 struct pdb_init_function_entry *entry = backends;
51 if(version != PASSDB_INTERFACE_VERSION) {
52 DEBUG(0,("Can't register passdb backend!\n"
53 "You tried to register a passdb module with PASSDB_INTERFACE_VERSION %d, "
54 "while this version of samba uses version %d\n",
55 version,PASSDB_INTERFACE_VERSION));
56 return NT_STATUS_OBJECT_TYPE_MISMATCH;
60 return NT_STATUS_INVALID_PARAMETER;
63 DEBUG(5,("Attempting to register passdb backend %s\n", name));
65 /* Check for duplicates */
66 if (pdb_find_backend_entry(name)) {
67 DEBUG(0,("There already is a passdb backend registered with the name %s!\n", name));
68 return NT_STATUS_OBJECT_NAME_COLLISION;
71 entry = SMB_XMALLOC_P(struct pdb_init_function_entry);
72 entry->name = smb_xstrdup(name);
75 DLIST_ADD(backends, entry);
76 DEBUG(5,("Successfully added passdb backend '%s'\n", name));
80 struct pdb_init_function_entry *pdb_find_backend_entry(const char *name)
82 struct pdb_init_function_entry *entry = backends;
85 if (strcmp(entry->name, name)==0) return entry;
93 * The event context for the passdb backend. I know this is a bad hack and yet
94 * another static variable, but our pdb API is a global thing per
95 * definition. The first use for this is the LDAP idle function, more might be
98 * I don't feel too bad about this static variable, it replaces the
99 * smb_idle_event_list that used to exist in lib/module.c. -- VL
102 static struct event_context *pdb_event_ctx;
104 struct event_context *pdb_get_event_context(void)
106 return pdb_event_ctx;
109 /******************************************************************
110 Make a pdb_methods from scratch
111 *******************************************************************/
113 NTSTATUS make_pdb_method_name(struct pdb_methods **methods, const char *selected)
115 char *module_name = smb_xstrdup(selected);
116 char *module_location = NULL, *p;
117 struct pdb_init_function_entry *entry;
118 NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
120 lazy_initialize_passdb();
122 p = strchr(module_name, ':');
126 module_location = p+1;
127 trim_char(module_location, ' ', ' ');
130 trim_char(module_name, ' ', ' ');
133 DEBUG(5,("Attempting to find a passdb backend to match %s (%s)\n", selected, module_name));
135 entry = pdb_find_backend_entry(module_name);
137 /* Try to find a module that contains this module */
139 DEBUG(2,("No builtin backend found, trying to load plugin\n"));
140 if(NT_STATUS_IS_OK(smb_probe_module("pdb", module_name)) && !(entry = pdb_find_backend_entry(module_name))) {
141 DEBUG(0,("Plugin is available, but doesn't register passdb backend %s\n", module_name));
142 SAFE_FREE(module_name);
143 return NT_STATUS_UNSUCCESSFUL;
147 /* No such backend found */
149 DEBUG(0,("No builtin nor plugin backend for %s found\n", module_name));
150 SAFE_FREE(module_name);
151 return NT_STATUS_INVALID_PARAMETER;
154 DEBUG(5,("Found pdb backend %s\n", module_name));
156 if ( !NT_STATUS_IS_OK( nt_status = entry->init(methods, module_location) ) ) {
157 DEBUG(0,("pdb backend %s did not correctly init (error was %s)\n",
158 selected, nt_errstr(nt_status)));
159 SAFE_FREE(module_name);
163 SAFE_FREE(module_name);
165 DEBUG(5,("pdb backend %s has a valid init\n", selected));
170 /******************************************************************
171 Return an already initialized pdb_methods structure
172 *******************************************************************/
174 static struct pdb_methods *pdb_get_methods_reload( bool reload )
176 static struct pdb_methods *pdb = NULL;
178 if ( pdb && reload ) {
179 pdb->free_private_data( &(pdb->private_data) );
180 if ( !NT_STATUS_IS_OK( make_pdb_method_name( &pdb, lp_passdb_backend() ) ) ) {
182 if (asprintf(&msg, "pdb_get_methods_reload: "
183 "failed to get pdb methods for backend %s\n",
184 lp_passdb_backend()) > 0) {
187 smb_panic("pdb_get_methods_reload");
193 if ( !NT_STATUS_IS_OK( make_pdb_method_name( &pdb, lp_passdb_backend() ) ) ) {
195 if (asprintf(&msg, "pdb_get_methods_reload: "
196 "failed to get pdb methods for backend %s\n",
197 lp_passdb_backend()) > 0) {
200 smb_panic("pdb_get_methods_reload");
208 static struct pdb_methods *pdb_get_methods(void)
210 return pdb_get_methods_reload(False);
213 bool pdb_getsampwnam(struct samu *sam_acct, const char *username)
215 struct pdb_methods *pdb = pdb_get_methods();
216 struct samu *for_cache;
217 const struct dom_sid *user_sid;
219 if (!NT_STATUS_IS_OK(pdb->getsampwnam(pdb, sam_acct, username))) {
223 for_cache = samu_new(NULL);
224 if (for_cache == NULL) {
228 if (!pdb_copy_sam_account(for_cache, sam_acct)) {
229 TALLOC_FREE(for_cache);
233 user_sid = pdb_get_user_sid(for_cache);
235 memcache_add_talloc(NULL, PDB_GETPWSID_CACHE,
236 data_blob_const(user_sid, sizeof(*user_sid)),
242 /**********************************************************************
243 **********************************************************************/
245 bool guest_user_info( struct samu *user )
249 const char *guestname = lp_guestaccount();
251 if ( !(pwd = getpwnam_alloc(talloc_autofree_context(), guestname ) ) ) {
252 DEBUG(0,("guest_user_info: Unable to locate guest account [%s]!\n",
257 result = samu_set_unix(user, pwd );
261 return NT_STATUS_IS_OK( result );
264 /**********************************************************************
265 **********************************************************************/
267 bool pdb_getsampwsid(struct samu *sam_acct, const DOM_SID *sid)
269 struct pdb_methods *pdb = pdb_get_methods();
273 /* hard code the Guest RID of 501 */
275 if ( !sid_peek_check_rid( get_global_sam_sid(), sid, &rid ) )
278 if ( rid == DOMAIN_USER_RID_GUEST ) {
279 DEBUG(6,("pdb_getsampwsid: Building guest account\n"));
280 return guest_user_info( sam_acct );
283 /* check the cache first */
285 cache_data = memcache_lookup_talloc(
286 NULL, PDB_GETPWSID_CACHE, data_blob_const(sid, sizeof(*sid)));
288 if (cache_data != NULL) {
289 struct samu *cache_copy = talloc_get_type_abort(
290 cache_data, struct samu);
292 return pdb_copy_sam_account(sam_acct, cache_copy);
295 return NT_STATUS_IS_OK(pdb->getsampwsid(pdb, sam_acct, sid));
298 static NTSTATUS pdb_default_create_user(struct pdb_methods *methods,
299 TALLOC_CTX *tmp_ctx, const char *name,
300 uint32 acb_info, uint32 *rid)
302 struct samu *sam_pass;
306 if ((sam_pass = samu_new(tmp_ctx)) == NULL) {
307 return NT_STATUS_NO_MEMORY;
310 if ( !(pwd = Get_Pwnam_alloc(tmp_ctx, name)) ) {
311 char *add_script = NULL;
315 if ((acb_info & ACB_NORMAL) && name[strlen(name)-1] != '$') {
316 add_script = talloc_strdup(tmp_ctx,
317 lp_adduser_script());
319 add_script = talloc_strdup(tmp_ctx,
320 lp_addmachine_script());
323 if (!add_script || add_script[0] == '\0') {
324 DEBUG(3, ("Could not find user %s and no add script "
326 return NT_STATUS_NO_SUCH_USER;
329 /* lowercase the username before creating the Unix account for
330 compatibility with previous Samba releases */
331 fstrcpy( name2, name );
333 add_script = talloc_all_string_sub(tmp_ctx,
338 return NT_STATUS_NO_MEMORY;
340 add_ret = smbrun(add_script,NULL);
341 DEBUG(add_ret ? 0 : 3, ("_samr_create_user: Running the command `%s' gave %d\n",
342 add_script, add_ret));
344 smb_nscd_flush_user_cache();
349 pwd = Get_Pwnam_alloc(tmp_ctx, name);
352 /* we have a valid SID coming out of this call */
354 status = samu_alloc_rid_unix( sam_pass, pwd );
358 if (!NT_STATUS_IS_OK(status)) {
359 DEBUG(3, ("pdb_default_create_user: failed to create a new user structure: %s\n", nt_errstr(status)));
363 if (!sid_peek_check_rid(get_global_sam_sid(),
364 pdb_get_user_sid(sam_pass), rid)) {
365 DEBUG(0, ("Could not get RID of fresh user\n"));
366 return NT_STATUS_INTERNAL_ERROR;
369 /* Use the username case specified in the original request */
371 pdb_set_username( sam_pass, name, PDB_SET );
373 /* Disable the account on creation, it does not have a reasonable password yet. */
375 acb_info |= ACB_DISABLED;
377 pdb_set_acct_ctrl(sam_pass, acb_info, PDB_CHANGED);
379 status = pdb_add_sam_account(sam_pass);
381 TALLOC_FREE(sam_pass);
386 NTSTATUS pdb_create_user(TALLOC_CTX *mem_ctx, const char *name, uint32 flags,
389 struct pdb_methods *pdb = pdb_get_methods();
390 return pdb->create_user(pdb, mem_ctx, name, flags, rid);
393 /****************************************************************************
394 Delete a UNIX user on demand.
395 ****************************************************************************/
397 static int smb_delete_user(const char *unix_user)
399 char *del_script = NULL;
404 if ( strequal( unix_user, "root" ) ) {
405 DEBUG(0,("smb_delete_user: Refusing to delete local system root account!\n"));
409 del_script = talloc_strdup(talloc_tos(), lp_deluser_script());
410 if (!del_script || !*del_script) {
413 del_script = talloc_all_string_sub(talloc_tos(),
420 ret = smbrun(del_script,NULL);
423 smb_nscd_flush_user_cache();
425 DEBUG(ret ? 0 : 3,("smb_delete_user: Running the command `%s' gave %d\n",del_script,ret));
430 static NTSTATUS pdb_default_delete_user(struct pdb_methods *methods,
432 struct samu *sam_acct)
437 status = pdb_delete_sam_account(sam_acct);
438 if (!NT_STATUS_IS_OK(status)) {
443 * Now delete the unix side ....
444 * note: we don't check if the delete really happened as the script is
445 * not necessary present and maybe the sysadmin doesn't want to delete
449 /* always lower case the username before handing it off to
452 fstrcpy( username, pdb_get_username(sam_acct) );
453 strlower_m( username );
455 smb_delete_user( username );
460 NTSTATUS pdb_delete_user(TALLOC_CTX *mem_ctx, struct samu *sam_acct)
462 struct pdb_methods *pdb = pdb_get_methods();
465 /* sanity check to make sure we don't delete root */
467 if ( !sid_to_uid( pdb_get_user_sid(sam_acct), &uid ) ) {
468 return NT_STATUS_NO_SUCH_USER;
472 return NT_STATUS_ACCESS_DENIED;
475 return pdb->delete_user(pdb, mem_ctx, sam_acct);
478 NTSTATUS pdb_add_sam_account(struct samu *sam_acct)
480 struct pdb_methods *pdb = pdb_get_methods();
481 return pdb->add_sam_account(pdb, sam_acct);
484 NTSTATUS pdb_update_sam_account(struct samu *sam_acct)
486 struct pdb_methods *pdb = pdb_get_methods();
488 memcache_flush(NULL, PDB_GETPWSID_CACHE);
490 return pdb->update_sam_account(pdb, sam_acct);
493 NTSTATUS pdb_delete_sam_account(struct samu *sam_acct)
495 struct pdb_methods *pdb = pdb_get_methods();
497 memcache_flush(NULL, PDB_GETPWSID_CACHE);
499 return pdb->delete_sam_account(pdb, sam_acct);
502 NTSTATUS pdb_rename_sam_account(struct samu *oldname, const char *newname)
504 struct pdb_methods *pdb = pdb_get_methods();
508 memcache_flush(NULL, PDB_GETPWSID_CACHE);
510 /* sanity check to make sure we don't rename root */
512 if ( !sid_to_uid( pdb_get_user_sid(oldname), &uid ) ) {
513 return NT_STATUS_NO_SUCH_USER;
517 return NT_STATUS_ACCESS_DENIED;
520 status = pdb->rename_sam_account(pdb, oldname, newname);
522 /* always flush the cache here just to be safe */
528 NTSTATUS pdb_update_login_attempts(struct samu *sam_acct, bool success)
530 struct pdb_methods *pdb = pdb_get_methods();
531 return pdb->update_login_attempts(pdb, sam_acct, success);
534 bool pdb_getgrsid(GROUP_MAP *map, DOM_SID sid)
536 struct pdb_methods *pdb = pdb_get_methods();
537 return NT_STATUS_IS_OK(pdb->getgrsid(pdb, map, sid));
540 bool pdb_getgrgid(GROUP_MAP *map, gid_t gid)
542 struct pdb_methods *pdb = pdb_get_methods();
543 return NT_STATUS_IS_OK(pdb->getgrgid(pdb, map, gid));
546 bool pdb_getgrnam(GROUP_MAP *map, const char *name)
548 struct pdb_methods *pdb = pdb_get_methods();
549 return NT_STATUS_IS_OK(pdb->getgrnam(pdb, map, name));
552 static NTSTATUS pdb_default_create_dom_group(struct pdb_methods *methods,
561 grp = getgrnam(name);
566 if (smb_create_group(name, &gid) != 0) {
567 return NT_STATUS_ACCESS_DENIED;
574 return NT_STATUS_ACCESS_DENIED;
577 if (pdb_rid_algorithm()) {
578 *rid = algorithmic_pdb_gid_to_group_rid( grp->gr_gid );
580 if (!pdb_new_rid(rid)) {
581 return NT_STATUS_ACCESS_DENIED;
585 sid_compose(&group_sid, get_global_sam_sid(), *rid);
587 return add_initial_entry(grp->gr_gid, sid_to_fstring(tmp, &group_sid),
588 SID_NAME_DOM_GRP, name, NULL);
591 NTSTATUS pdb_create_dom_group(TALLOC_CTX *mem_ctx, const char *name,
594 struct pdb_methods *pdb = pdb_get_methods();
595 return pdb->create_dom_group(pdb, mem_ctx, name, rid);
598 static NTSTATUS pdb_default_delete_dom_group(struct pdb_methods *methods,
606 const char *grp_name;
609 map.gid = (gid_t) -1;
611 sid_compose(&group_sid, get_global_sam_sid(), rid);
613 if (!get_domain_group_from_sid(group_sid, &map)) {
614 DEBUG(10, ("Could not find group for rid %d\n", rid));
615 return NT_STATUS_NO_SUCH_GROUP;
618 /* We need the group name for the smb_delete_group later on */
620 if (map.gid == (gid_t)-1) {
621 return NT_STATUS_NO_SUCH_GROUP;
624 grp = getgrgid(map.gid);
626 return NT_STATUS_NO_SUCH_GROUP;
629 /* Copy the name, no idea what pdb_delete_group_mapping_entry does.. */
631 grp_name = talloc_strdup(mem_ctx, grp->gr_name);
632 if (grp_name == NULL) {
633 return NT_STATUS_NO_MEMORY;
636 status = pdb_delete_group_mapping_entry(group_sid);
638 if (!NT_STATUS_IS_OK(status)) {
642 /* Don't check the result of smb_delete_group */
644 smb_delete_group(grp_name);
649 NTSTATUS pdb_delete_dom_group(TALLOC_CTX *mem_ctx, uint32 rid)
651 struct pdb_methods *pdb = pdb_get_methods();
652 return pdb->delete_dom_group(pdb, mem_ctx, rid);
655 NTSTATUS pdb_add_group_mapping_entry(GROUP_MAP *map)
657 struct pdb_methods *pdb = pdb_get_methods();
658 return pdb->add_group_mapping_entry(pdb, map);
661 NTSTATUS pdb_update_group_mapping_entry(GROUP_MAP *map)
663 struct pdb_methods *pdb = pdb_get_methods();
664 return pdb->update_group_mapping_entry(pdb, map);
667 NTSTATUS pdb_delete_group_mapping_entry(DOM_SID sid)
669 struct pdb_methods *pdb = pdb_get_methods();
670 return pdb->delete_group_mapping_entry(pdb, sid);
673 bool pdb_enum_group_mapping(const DOM_SID *sid, enum lsa_SidType sid_name_use, GROUP_MAP **pp_rmap,
674 size_t *p_num_entries, bool unix_only)
676 struct pdb_methods *pdb = pdb_get_methods();
677 return NT_STATUS_IS_OK(pdb-> enum_group_mapping(pdb, sid, sid_name_use,
678 pp_rmap, p_num_entries, unix_only));
681 NTSTATUS pdb_enum_group_members(TALLOC_CTX *mem_ctx,
683 uint32 **pp_member_rids,
684 size_t *p_num_members)
686 struct pdb_methods *pdb = pdb_get_methods();
689 result = pdb->enum_group_members(pdb, mem_ctx,
690 sid, pp_member_rids, p_num_members);
692 /* special check for rid 513 */
694 if ( !NT_STATUS_IS_OK( result ) ) {
697 sid_peek_rid( sid, &rid );
699 if ( rid == DOMAIN_GROUP_RID_USERS ) {
701 *pp_member_rids = NULL;
710 NTSTATUS pdb_enum_group_memberships(TALLOC_CTX *mem_ctx, struct samu *user,
711 DOM_SID **pp_sids, gid_t **pp_gids,
712 size_t *p_num_groups)
714 struct pdb_methods *pdb = pdb_get_methods();
715 return pdb->enum_group_memberships(
717 pp_sids, pp_gids, p_num_groups);
720 static NTSTATUS pdb_default_set_unix_primary_group(struct pdb_methods *methods,
722 struct samu *sampass)
727 if (!sid_to_gid(pdb_get_group_sid(sampass), &gid) ||
728 (grp = getgrgid(gid)) == NULL) {
729 return NT_STATUS_INVALID_PRIMARY_GROUP;
732 if (smb_set_primary_group(grp->gr_name,
733 pdb_get_username(sampass)) != 0) {
734 return NT_STATUS_ACCESS_DENIED;
740 NTSTATUS pdb_set_unix_primary_group(TALLOC_CTX *mem_ctx, struct samu *user)
742 struct pdb_methods *pdb = pdb_get_methods();
743 return pdb->set_unix_primary_group(pdb, mem_ctx, user);
747 * Helper function to see whether a user is in a group. We can't use
748 * user_in_group_sid here because this creates dependencies only smbd can
752 static bool pdb_user_in_group(TALLOC_CTX *mem_ctx, struct samu *account,
753 const DOM_SID *group_sid)
757 size_t i, num_groups;
759 if (!NT_STATUS_IS_OK(pdb_enum_group_memberships(mem_ctx, account,
765 for (i=0; i<num_groups; i++) {
766 if (sid_equal(group_sid, &sids[i])) {
773 static NTSTATUS pdb_default_add_groupmem(struct pdb_methods *methods,
778 DOM_SID group_sid, member_sid;
779 struct samu *account = NULL;
783 const char *group_name;
787 map.gid = (gid_t) -1;
789 sid_compose(&group_sid, get_global_sam_sid(), group_rid);
790 sid_compose(&member_sid, get_global_sam_sid(), member_rid);
792 if (!get_domain_group_from_sid(group_sid, &map) ||
793 (map.gid == (gid_t)-1) ||
794 ((grp = getgrgid(map.gid)) == NULL)) {
795 return NT_STATUS_NO_SUCH_GROUP;
798 group_name = talloc_strdup(mem_ctx, grp->gr_name);
799 if (group_name == NULL) {
800 return NT_STATUS_NO_MEMORY;
803 if ( !(account = samu_new( NULL )) ) {
804 return NT_STATUS_NO_MEMORY;
807 if (!pdb_getsampwsid(account, &member_sid) ||
808 !sid_to_uid(&member_sid, &uid) ||
809 ((pwd = getpwuid_alloc(mem_ctx, uid)) == NULL)) {
810 return NT_STATUS_NO_SUCH_USER;
813 if (pdb_user_in_group(mem_ctx, account, &group_sid)) {
814 return NT_STATUS_MEMBER_IN_GROUP;
818 * ok, the group exist, the user exist, the user is not in the group,
819 * we can (finally) add it to the group !
822 smb_add_user_group(group_name, pwd->pw_name);
824 if (!pdb_user_in_group(mem_ctx, account, &group_sid)) {
825 return NT_STATUS_ACCESS_DENIED;
831 NTSTATUS pdb_add_groupmem(TALLOC_CTX *mem_ctx, uint32 group_rid,
834 struct pdb_methods *pdb = pdb_get_methods();
835 return pdb->add_groupmem(pdb, mem_ctx, group_rid, member_rid);
838 static NTSTATUS pdb_default_del_groupmem(struct pdb_methods *methods,
843 DOM_SID group_sid, member_sid;
844 struct samu *account = NULL;
848 const char *group_name;
851 sid_compose(&group_sid, get_global_sam_sid(), group_rid);
852 sid_compose(&member_sid, get_global_sam_sid(), member_rid);
854 if (!get_domain_group_from_sid(group_sid, &map) ||
855 (map.gid == (gid_t)-1) ||
856 ((grp = getgrgid(map.gid)) == NULL)) {
857 return NT_STATUS_NO_SUCH_GROUP;
860 group_name = talloc_strdup(mem_ctx, grp->gr_name);
861 if (group_name == NULL) {
862 return NT_STATUS_NO_MEMORY;
865 if ( !(account = samu_new( NULL )) ) {
866 return NT_STATUS_NO_MEMORY;
869 if (!pdb_getsampwsid(account, &member_sid) ||
870 !sid_to_uid(&member_sid, &uid) ||
871 ((pwd = getpwuid_alloc(mem_ctx, uid)) == NULL)) {
872 return NT_STATUS_NO_SUCH_USER;
875 if (!pdb_user_in_group(mem_ctx, account, &group_sid)) {
876 return NT_STATUS_MEMBER_NOT_IN_GROUP;
880 * ok, the group exist, the user exist, the user is in the group,
881 * we can (finally) delete it from the group!
884 smb_delete_user_group(group_name, pwd->pw_name);
886 if (pdb_user_in_group(mem_ctx, account, &group_sid)) {
887 return NT_STATUS_ACCESS_DENIED;
893 NTSTATUS pdb_del_groupmem(TALLOC_CTX *mem_ctx, uint32 group_rid,
896 struct pdb_methods *pdb = pdb_get_methods();
897 return pdb->del_groupmem(pdb, mem_ctx, group_rid, member_rid);
900 NTSTATUS pdb_create_alias(const char *name, uint32 *rid)
902 struct pdb_methods *pdb = pdb_get_methods();
903 return pdb->create_alias(pdb, name, rid);
906 NTSTATUS pdb_delete_alias(const DOM_SID *sid)
908 struct pdb_methods *pdb = pdb_get_methods();
909 return pdb->delete_alias(pdb, sid);
912 NTSTATUS pdb_get_aliasinfo(const DOM_SID *sid, struct acct_info *info)
914 struct pdb_methods *pdb = pdb_get_methods();
915 return pdb->get_aliasinfo(pdb, sid, info);
918 NTSTATUS pdb_set_aliasinfo(const DOM_SID *sid, struct acct_info *info)
920 struct pdb_methods *pdb = pdb_get_methods();
921 return pdb->set_aliasinfo(pdb, sid, info);
924 NTSTATUS pdb_add_aliasmem(const DOM_SID *alias, const DOM_SID *member)
926 struct pdb_methods *pdb = pdb_get_methods();
927 return pdb->add_aliasmem(pdb, alias, member);
930 NTSTATUS pdb_del_aliasmem(const DOM_SID *alias, const DOM_SID *member)
932 struct pdb_methods *pdb = pdb_get_methods();
933 return pdb->del_aliasmem(pdb, alias, member);
936 NTSTATUS pdb_enum_aliasmem(const DOM_SID *alias,
937 DOM_SID **pp_members, size_t *p_num_members)
939 struct pdb_methods *pdb = pdb_get_methods();
940 return pdb->enum_aliasmem(pdb, alias, pp_members, p_num_members);
943 NTSTATUS pdb_enum_alias_memberships(TALLOC_CTX *mem_ctx,
944 const DOM_SID *domain_sid,
945 const DOM_SID *members, size_t num_members,
946 uint32 **pp_alias_rids,
947 size_t *p_num_alias_rids)
949 struct pdb_methods *pdb = pdb_get_methods();
950 return pdb->enum_alias_memberships(pdb, mem_ctx,
952 members, num_members,
957 NTSTATUS pdb_lookup_rids(const DOM_SID *domain_sid,
961 enum lsa_SidType *attrs)
963 struct pdb_methods *pdb = pdb_get_methods();
964 return pdb->lookup_rids(pdb, domain_sid, num_rids, rids, names, attrs);
968 * NOTE: pdb_lookup_names is currently (2007-01-12) not used anywhere
970 * Unlike _lsa_lookup_sids and _samr_lookup_rids, which eventually
971 * also ask pdb_lookup_rids, thus looking up a bunch of rids at a time,
972 * the pdb_ calls _lsa_lookup_names and _samr_lookup_names come
973 * down to are pdb_getsampwnam and pdb_getgrnam instead of
975 * But in principle, it the call belongs to the API and might get
976 * used in this context some day.
979 NTSTATUS pdb_lookup_names(const DOM_SID *domain_sid,
983 enum lsa_SidType *attrs)
985 struct pdb_methods *pdb = pdb_get_methods();
986 return pdb->lookup_names(pdb, domain_sid, num_names, names, rids, attrs);
990 bool pdb_get_account_policy(int policy_index, uint32 *value)
992 struct pdb_methods *pdb = pdb_get_methods();
996 status = pdb->get_account_policy(pdb, policy_index, value);
999 return NT_STATUS_IS_OK(status);
1002 bool pdb_set_account_policy(int policy_index, uint32 value)
1004 struct pdb_methods *pdb = pdb_get_methods();
1008 status = pdb->set_account_policy(pdb, policy_index, value);
1011 return NT_STATUS_IS_OK(status);
1014 bool pdb_get_seq_num(time_t *seq_num)
1016 struct pdb_methods *pdb = pdb_get_methods();
1017 return NT_STATUS_IS_OK(pdb->get_seq_num(pdb, seq_num));
1020 bool pdb_uid_to_rid(uid_t uid, uint32 *rid)
1022 struct pdb_methods *pdb = pdb_get_methods();
1023 return pdb->uid_to_rid(pdb, uid, rid);
1026 bool pdb_uid_to_sid(uid_t uid, DOM_SID *sid)
1028 struct pdb_methods *pdb = pdb_get_methods();
1029 return pdb->uid_to_sid(pdb, uid, sid);
1032 bool pdb_gid_to_sid(gid_t gid, DOM_SID *sid)
1034 struct pdb_methods *pdb = pdb_get_methods();
1035 return pdb->gid_to_sid(pdb, gid, sid);
1038 bool pdb_sid_to_id(const DOM_SID *sid, union unid_t *id,
1039 enum lsa_SidType *type)
1041 struct pdb_methods *pdb = pdb_get_methods();
1042 return pdb->sid_to_id(pdb, sid, id, type);
1045 bool pdb_rid_algorithm(void)
1047 struct pdb_methods *pdb = pdb_get_methods();
1048 return pdb->rid_algorithm(pdb);
1051 /********************************************************************
1052 Allocate a new RID from the passdb backend. Verify that it is free
1053 by calling lookup_global_sam_rid() to verify that the RID is not
1054 in use. This handles servers that have existing users or groups
1055 with add RIDs (assigned from previous algorithmic mappings)
1056 ********************************************************************/
1058 bool pdb_new_rid(uint32 *rid)
1060 struct pdb_methods *pdb = pdb_get_methods();
1061 const char *name = NULL;
1062 enum lsa_SidType type;
1063 uint32 allocated_rid = 0;
1067 if (pdb_rid_algorithm()) {
1068 DEBUG(0, ("Trying to allocate a RID when algorithmic RIDs "
1073 if (algorithmic_rid_base() != BASE_RID) {
1074 DEBUG(0, ("'algorithmic rid base' is set but a passdb backend "
1075 "without algorithmic RIDs is chosen.\n"));
1076 DEBUGADD(0, ("Please map all used groups using 'net groupmap "
1077 "add', set the maximum used RID using\n"));
1078 DEBUGADD(0, ("'net setmaxrid' and remove the parameter\n"));
1082 if ( (ctx = talloc_init("pdb_new_rid")) == NULL ) {
1083 DEBUG(0,("pdb_new_rid: Talloc initialization failure\n"));
1087 /* Attempt to get an unused RID (max tires is 250...yes that it is
1088 and arbitrary number I pulkled out of my head). -- jerry */
1090 for ( i=0; allocated_rid==0 && i<250; i++ ) {
1093 if ( !pdb->new_rid(pdb, &allocated_rid) ) {
1097 /* validate that the RID is not in use */
1099 if ( lookup_global_sam_rid( ctx, allocated_rid, &name, &type, NULL ) ) {
1106 if ( allocated_rid == 0 ) {
1107 DEBUG(0,("pdb_new_rid: Failed to find unused RID\n"));
1111 *rid = allocated_rid;
1116 /***************************************************************
1117 Initialize the static context (at smbd startup etc).
1119 If uninitialised, context will auto-init on first use.
1120 ***************************************************************/
1122 bool initialize_password_db(bool reload, struct event_context *event_ctx)
1124 pdb_event_ctx = event_ctx;
1125 return (pdb_get_methods_reload(reload) != NULL);
1129 /***************************************************************************
1130 Default implementations of some functions.
1131 ****************************************************************************/
1133 static NTSTATUS pdb_default_getsampwnam (struct pdb_methods *methods, struct samu *user, const char *sname)
1135 return NT_STATUS_NO_SUCH_USER;
1138 static NTSTATUS pdb_default_getsampwsid(struct pdb_methods *my_methods, struct samu * user, const DOM_SID *sid)
1140 return NT_STATUS_NO_SUCH_USER;
1143 static NTSTATUS pdb_default_add_sam_account (struct pdb_methods *methods, struct samu *newpwd)
1145 return NT_STATUS_NOT_IMPLEMENTED;
1148 static NTSTATUS pdb_default_update_sam_account (struct pdb_methods *methods, struct samu *newpwd)
1150 return NT_STATUS_NOT_IMPLEMENTED;
1153 static NTSTATUS pdb_default_delete_sam_account (struct pdb_methods *methods, struct samu *pwd)
1155 return NT_STATUS_NOT_IMPLEMENTED;
1158 static NTSTATUS pdb_default_rename_sam_account (struct pdb_methods *methods, struct samu *pwd, const char *newname)
1160 return NT_STATUS_NOT_IMPLEMENTED;
1163 static NTSTATUS pdb_default_update_login_attempts (struct pdb_methods *methods, struct samu *newpwd, bool success)
1165 /* Only the pdb_nds backend implements this, by
1166 * default just return ok. */
1167 return NT_STATUS_OK;
1170 static NTSTATUS pdb_default_get_account_policy(struct pdb_methods *methods, int policy_index, uint32 *value)
1172 return account_policy_get(policy_index, value) ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
1175 static NTSTATUS pdb_default_set_account_policy(struct pdb_methods *methods, int policy_index, uint32 value)
1177 return account_policy_set(policy_index, value) ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
1180 static NTSTATUS pdb_default_get_seq_num(struct pdb_methods *methods, time_t *seq_num)
1182 *seq_num = time(NULL);
1183 return NT_STATUS_OK;
1186 static bool pdb_default_uid_to_sid(struct pdb_methods *methods, uid_t uid,
1189 struct samu *sampw = NULL;
1190 struct passwd *unix_pw;
1193 unix_pw = sys_getpwuid( uid );
1196 DEBUG(4,("pdb_default_uid_to_rid: host has no idea of uid "
1197 "%lu\n", (unsigned long)uid));
1201 if ( !(sampw = samu_new( NULL )) ) {
1202 DEBUG(0,("pdb_default_uid_to_rid: samu_new() failed!\n"));
1207 ret = NT_STATUS_IS_OK(
1208 methods->getsampwnam(methods, sampw, unix_pw->pw_name ));
1212 DEBUG(5, ("pdb_default_uid_to_rid: Did not find user "
1213 "%s (%d)\n", unix_pw->pw_name, uid));
1218 sid_copy(sid, pdb_get_user_sid(sampw));
1225 static bool pdb_default_uid_to_rid(struct pdb_methods *methods, uid_t uid,
1231 ret = pdb_default_uid_to_sid(methods, uid, &sid);
1236 ret = sid_peek_check_rid(get_global_sam_sid(), &sid, rid);
1239 DEBUG(1, ("Could not peek rid out of sid %s\n",
1240 sid_string_dbg(&sid)));
1246 static bool pdb_default_gid_to_sid(struct pdb_methods *methods, gid_t gid,
1251 if (!NT_STATUS_IS_OK(methods->getgrgid(methods, &map, gid))) {
1255 sid_copy(sid, &map.sid);
1259 static bool pdb_default_sid_to_id(struct pdb_methods *methods,
1261 union unid_t *id, enum lsa_SidType *type)
1263 TALLOC_CTX *mem_ctx;
1268 mem_ctx = talloc_new(NULL);
1270 if (mem_ctx == NULL) {
1271 DEBUG(0, ("talloc_new failed\n"));
1275 if (sid_peek_check_rid(get_global_sam_sid(), sid, &rid)) {
1276 /* Here we might have users as well as groups and aliases */
1277 ret = lookup_global_sam_rid(mem_ctx, rid, &name, type, id);
1281 /* check for "Unix User" */
1283 if ( sid_peek_check_rid(&global_sid_Unix_Users, sid, &rid) ) {
1285 *type = SID_NAME_USER;
1290 /* check for "Unix Group" */
1292 if ( sid_peek_check_rid(&global_sid_Unix_Groups, sid, &rid) ) {
1294 *type = SID_NAME_ALIAS;
1301 if (sid_check_is_in_builtin(sid) ||
1302 sid_check_is_in_wellknown_domain(sid)) {
1303 /* Here we only have aliases */
1305 if (!NT_STATUS_IS_OK(methods->getgrsid(methods, &map, *sid))) {
1306 DEBUG(10, ("Could not find map for sid %s\n",
1307 sid_string_dbg(sid)));
1310 if ((map.sid_name_use != SID_NAME_ALIAS) &&
1311 (map.sid_name_use != SID_NAME_WKN_GRP)) {
1312 DEBUG(10, ("Map for sid %s is a %s, expected an "
1313 "alias\n", sid_string_dbg(sid),
1314 sid_type_lookup(map.sid_name_use)));
1319 *type = SID_NAME_ALIAS;
1324 DEBUG(5, ("Sid %s is neither ours, a Unix SID, nor builtin\n",
1325 sid_string_dbg(sid)));
1329 TALLOC_FREE(mem_ctx);
1333 static bool add_uid_to_array_unique(TALLOC_CTX *mem_ctx,
1334 uid_t uid, uid_t **pp_uids, size_t *p_num)
1338 for (i=0; i<*p_num; i++) {
1339 if ((*pp_uids)[i] == uid)
1343 *pp_uids = TALLOC_REALLOC_ARRAY(mem_ctx, *pp_uids, uid_t, *p_num+1);
1345 if (*pp_uids == NULL)
1348 (*pp_uids)[*p_num] = uid;
1353 static bool get_memberuids(TALLOC_CTX *mem_ctx, gid_t gid, uid_t **pp_uids, size_t *p_num)
1364 /* We only look at our own sam, so don't care about imported stuff */
1365 winbind_env = winbind_env_set();
1366 (void)winbind_off();
1368 if ((grp = getgrgid(gid)) == NULL) {
1369 /* allow winbindd lookups, but only if they weren't already disabled */
1373 /* Primary group members */
1375 while ((pwd = getpwent()) != NULL) {
1376 if (pwd->pw_gid == gid) {
1377 if (!add_uid_to_array_unique(mem_ctx, pwd->pw_uid,
1385 /* Secondary group members */
1386 for (gr = grp->gr_mem; (*gr != NULL) && ((*gr)[0] != '\0'); gr += 1) {
1387 struct passwd *pw = getpwnam(*gr);
1391 if (!add_uid_to_array_unique(mem_ctx, pw->pw_uid, pp_uids, p_num)) {
1400 /* allow winbindd lookups, but only if they weren't already disabled */
1408 static NTSTATUS pdb_default_enum_group_members(struct pdb_methods *methods,
1409 TALLOC_CTX *mem_ctx,
1410 const DOM_SID *group,
1411 uint32 **pp_member_rids,
1412 size_t *p_num_members)
1418 *pp_member_rids = NULL;
1421 if (!sid_to_gid(group, &gid))
1422 return NT_STATUS_NO_SUCH_GROUP;
1424 if(!get_memberuids(mem_ctx, gid, &uids, &num_uids))
1425 return NT_STATUS_NO_SUCH_GROUP;
1428 return NT_STATUS_OK;
1430 *pp_member_rids = TALLOC_ZERO_ARRAY(mem_ctx, uint32, num_uids);
1432 for (i=0; i<num_uids; i++) {
1435 uid_to_sid(&sid, uids[i]);
1437 if (!sid_check_is_in_our_domain(&sid)) {
1438 DEBUG(5, ("Inconsistent SAM -- group member uid not "
1439 "in our domain\n"));
1443 sid_peek_rid(&sid, &(*pp_member_rids)[*p_num_members]);
1444 *p_num_members += 1;
1447 return NT_STATUS_OK;
1450 static NTSTATUS pdb_default_enum_group_memberships(struct pdb_methods *methods,
1451 TALLOC_CTX *mem_ctx,
1455 size_t *p_num_groups)
1460 const char *username = pdb_get_username(user);
1463 /* Ignore the primary group SID. Honor the real Unix primary group.
1464 The primary group SID is only of real use to Windows clients */
1466 if ( !(pw = getpwnam_alloc(mem_ctx, username)) ) {
1467 return NT_STATUS_NO_SUCH_USER;
1474 if (!getgroups_unix_user(mem_ctx, username, gid, pp_gids, p_num_groups)) {
1475 return NT_STATUS_NO_SUCH_USER;
1478 if (*p_num_groups == 0) {
1479 smb_panic("primary group missing");
1482 *pp_sids = TALLOC_ARRAY(mem_ctx, DOM_SID, *p_num_groups);
1484 if (*pp_sids == NULL) {
1485 TALLOC_FREE(*pp_gids);
1486 return NT_STATUS_NO_MEMORY;
1489 for (i=0; i<*p_num_groups; i++) {
1490 gid_to_sid(&(*pp_sids)[i], (*pp_gids)[i]);
1493 return NT_STATUS_OK;
1496 /*******************************************************************
1497 Look up a rid in the SAM we're responsible for (i.e. passdb)
1498 ********************************************************************/
1500 static bool lookup_global_sam_rid(TALLOC_CTX *mem_ctx, uint32 rid,
1502 enum lsa_SidType *psid_name_use,
1503 union unid_t *unix_id)
1505 struct samu *sam_account = NULL;
1510 *psid_name_use = SID_NAME_UNKNOWN;
1512 DEBUG(5,("lookup_global_sam_rid: looking up RID %u.\n",
1513 (unsigned int)rid));
1515 sid_copy(&sid, get_global_sam_sid());
1516 sid_append_rid(&sid, rid);
1518 /* see if the passdb can help us with the name of the user */
1520 if ( !(sam_account = samu_new( NULL )) ) {
1524 /* BEING ROOT BLLOCK */
1526 if (pdb_getsampwsid(sam_account, &sid)) {
1529 unbecome_root(); /* -----> EXIT BECOME_ROOT() */
1530 *name = talloc_strdup(mem_ctx, pdb_get_username(sam_account));
1532 TALLOC_FREE(sam_account);
1536 *psid_name_use = SID_NAME_USER;
1538 TALLOC_FREE(sam_account);
1540 if (unix_id == NULL) {
1544 pw = Get_Pwnam_alloc(talloc_tos(), *name);
1548 unix_id->uid = pw->pw_uid;
1552 TALLOC_FREE(sam_account);
1554 ret = pdb_getgrsid(&map, sid);
1556 /* END BECOME_ROOT BLOCK */
1558 /* do not resolve SIDs to a name unless there is a valid
1559 gid associated with it */
1561 if ( ret && (map.gid != (gid_t)-1) ) {
1562 *name = talloc_strdup(mem_ctx, map.nt_name);
1563 *psid_name_use = map.sid_name_use;
1566 unix_id->gid = map.gid;
1572 /* Windows will always map RID 513 to something. On a non-domain
1573 controller, this gets mapped to SERVER\None. */
1576 DEBUG(5, ("Can't find a unix id for an unmapped group\n"));
1580 if ( rid == DOMAIN_GROUP_RID_USERS ) {
1581 *name = talloc_strdup(mem_ctx, "None" );
1582 *psid_name_use = SID_NAME_DOM_GRP;
1590 static NTSTATUS pdb_default_lookup_rids(struct pdb_methods *methods,
1591 const DOM_SID *domain_sid,
1595 enum lsa_SidType *attrs)
1599 bool have_mapped = False;
1600 bool have_unmapped = False;
1602 if (sid_check_is_builtin(domain_sid)) {
1604 for (i=0; i<num_rids; i++) {
1607 if (lookup_builtin_rid(names, rids[i], &name)) {
1608 attrs[i] = SID_NAME_ALIAS;
1610 DEBUG(5,("lookup_rids: %s:%d\n",
1611 names[i], attrs[i]));
1614 have_unmapped = True;
1615 attrs[i] = SID_NAME_UNKNOWN;
1621 /* Should not happen, but better check once too many */
1622 if (!sid_check_is_domain(domain_sid)) {
1623 return NT_STATUS_INVALID_HANDLE;
1626 for (i = 0; i < num_rids; i++) {
1629 if (lookup_global_sam_rid(names, rids[i], &name, &attrs[i],
1632 return NT_STATUS_NO_MEMORY;
1635 DEBUG(5,("lookup_rids: %s:%d\n", names[i], attrs[i]));
1638 have_unmapped = True;
1639 attrs[i] = SID_NAME_UNKNOWN;
1645 result = NT_STATUS_NONE_MAPPED;
1648 result = have_unmapped ? STATUS_SOME_UNMAPPED : NT_STATUS_OK;
1654 static NTSTATUS pdb_default_lookup_names(struct pdb_methods *methods,
1655 const DOM_SID *domain_sid,
1659 enum lsa_SidType *attrs)
1663 bool have_mapped = False;
1664 bool have_unmapped = False;
1666 if (sid_check_is_builtin(domain_sid)) {
1668 for (i=0; i<num_names; i++) {
1671 if (lookup_builtin_name(names[i], &rid)) {
1672 attrs[i] = SID_NAME_ALIAS;
1674 DEBUG(5,("lookup_rids: %s:%d\n",
1675 names[i], attrs[i]));
1678 have_unmapped = True;
1679 attrs[i] = SID_NAME_UNKNOWN;
1685 /* Should not happen, but better check once too many */
1686 if (!sid_check_is_domain(domain_sid)) {
1687 return NT_STATUS_INVALID_HANDLE;
1690 for (i = 0; i < num_names; i++) {
1691 if (lookup_global_sam_name(names[i], 0, &rids[i], &attrs[i])) {
1692 DEBUG(5,("lookup_names: %s-> %d:%d\n", names[i],
1693 rids[i], attrs[i]));
1696 have_unmapped = True;
1697 attrs[i] = SID_NAME_UNKNOWN;
1703 result = NT_STATUS_NONE_MAPPED;
1706 result = have_unmapped ? STATUS_SOME_UNMAPPED : NT_STATUS_OK;
1712 struct pdb_search *pdb_search_init(enum pdb_search_type type)
1714 TALLOC_CTX *mem_ctx;
1715 struct pdb_search *result;
1717 mem_ctx = talloc_init("pdb_search");
1718 if (mem_ctx == NULL) {
1719 DEBUG(0, ("talloc_init failed\n"));
1723 result = TALLOC_P(mem_ctx, struct pdb_search);
1724 if (result == NULL) {
1725 DEBUG(0, ("talloc failed\n"));
1729 result->mem_ctx = mem_ctx;
1730 result->type = type;
1731 result->cache = NULL;
1732 result->num_entries = 0;
1733 result->cache_size = 0;
1734 result->search_ended = False;
1736 /* Segfault appropriately if not initialized */
1737 result->next_entry = NULL;
1738 result->search_end = NULL;
1743 static void fill_displayentry(TALLOC_CTX *mem_ctx, uint32 rid,
1745 const char *account_name,
1746 const char *fullname,
1747 const char *description,
1748 struct samr_displayentry *entry)
1751 entry->acct_flags = acct_flags;
1753 if (account_name != NULL)
1754 entry->account_name = talloc_strdup(mem_ctx, account_name);
1756 entry->account_name = "";
1758 if (fullname != NULL)
1759 entry->fullname = talloc_strdup(mem_ctx, fullname);
1761 entry->fullname = "";
1763 if (description != NULL)
1764 entry->description = talloc_strdup(mem_ctx, description);
1766 entry->description = "";
1769 struct group_search {
1771 size_t num_groups, current_group;
1774 static bool next_entry_groups(struct pdb_search *s,
1775 struct samr_displayentry *entry)
1777 struct group_search *state = (struct group_search *)s->private_data;
1779 GROUP_MAP *map = &state->groups[state->current_group];
1781 if (state->current_group == state->num_groups)
1784 sid_peek_rid(&map->sid, &rid);
1786 fill_displayentry(s->mem_ctx, rid, 0, map->nt_name, NULL, map->comment,
1789 state->current_group += 1;
1793 static void search_end_groups(struct pdb_search *search)
1795 struct group_search *state =
1796 (struct group_search *)search->private_data;
1797 SAFE_FREE(state->groups);
1800 static bool pdb_search_grouptype(struct pdb_search *search,
1801 const DOM_SID *sid, enum lsa_SidType type)
1803 struct group_search *state;
1805 state = TALLOC_P(search->mem_ctx, struct group_search);
1806 if (state == NULL) {
1807 DEBUG(0, ("talloc failed\n"));
1811 if (!pdb_enum_group_mapping(sid, type, &state->groups, &state->num_groups,
1813 DEBUG(0, ("Could not enum groups\n"));
1817 state->current_group = 0;
1818 search->private_data = state;
1819 search->next_entry = next_entry_groups;
1820 search->search_end = search_end_groups;
1824 static bool pdb_default_search_groups(struct pdb_methods *methods,
1825 struct pdb_search *search)
1827 return pdb_search_grouptype(search, get_global_sam_sid(), SID_NAME_DOM_GRP);
1830 static bool pdb_default_search_aliases(struct pdb_methods *methods,
1831 struct pdb_search *search,
1835 return pdb_search_grouptype(search, sid, SID_NAME_ALIAS);
1838 static struct samr_displayentry *pdb_search_getentry(struct pdb_search *search,
1841 if (idx < search->num_entries)
1842 return &search->cache[idx];
1844 if (search->search_ended)
1847 while (idx >= search->num_entries) {
1848 struct samr_displayentry entry;
1850 if (!search->next_entry(search, &entry)) {
1851 search->search_end(search);
1852 search->search_ended = True;
1856 ADD_TO_LARGE_ARRAY(search->mem_ctx, struct samr_displayentry,
1857 entry, &search->cache, &search->num_entries,
1858 &search->cache_size);
1861 return (search->num_entries > idx) ? &search->cache[idx] : NULL;
1864 struct pdb_search *pdb_search_users(uint32 acct_flags)
1866 struct pdb_methods *pdb = pdb_get_methods();
1867 struct pdb_search *result;
1869 result = pdb_search_init(PDB_USER_SEARCH);
1870 if (result == NULL) {
1874 if (!pdb->search_users(pdb, result, acct_flags)) {
1875 talloc_destroy(result->mem_ctx);
1881 struct pdb_search *pdb_search_groups(void)
1883 struct pdb_methods *pdb = pdb_get_methods();
1884 struct pdb_search *result;
1886 result = pdb_search_init(PDB_GROUP_SEARCH);
1887 if (result == NULL) {
1891 if (!pdb->search_groups(pdb, result)) {
1892 talloc_destroy(result->mem_ctx);
1898 struct pdb_search *pdb_search_aliases(const DOM_SID *sid)
1900 struct pdb_methods *pdb = pdb_get_methods();
1901 struct pdb_search *result;
1903 if (pdb == NULL) return NULL;
1905 result = pdb_search_init(PDB_ALIAS_SEARCH);
1906 if (result == NULL) return NULL;
1908 if (!pdb->search_aliases(pdb, result, sid)) {
1909 talloc_destroy(result->mem_ctx);
1915 uint32 pdb_search_entries(struct pdb_search *search,
1916 uint32 start_idx, uint32 max_entries,
1917 struct samr_displayentry **result)
1919 struct samr_displayentry *end_entry;
1920 uint32 end_idx = start_idx+max_entries-1;
1922 /* The first entry needs to be searched after the last. Otherwise the
1923 * first entry might have moved due to a realloc during the search for
1924 * the last entry. */
1926 end_entry = pdb_search_getentry(search, end_idx);
1927 *result = pdb_search_getentry(search, start_idx);
1929 if (end_entry != NULL)
1932 if (start_idx >= search->num_entries)
1935 return search->num_entries - start_idx;
1938 void pdb_search_destroy(struct pdb_search *search)
1943 if (!search->search_ended)
1944 search->search_end(search);
1946 talloc_destroy(search->mem_ctx);
1949 /*******************************************************************
1951 *******************************************************************/
1953 bool pdb_get_trusteddom_pw(const char *domain, char** pwd, DOM_SID *sid,
1954 time_t *pass_last_set_time)
1956 struct pdb_methods *pdb = pdb_get_methods();
1957 return pdb->get_trusteddom_pw(pdb, domain, pwd, sid,
1958 pass_last_set_time);
1961 bool pdb_set_trusteddom_pw(const char* domain, const char* pwd,
1964 struct pdb_methods *pdb = pdb_get_methods();
1965 return pdb->set_trusteddom_pw(pdb, domain, pwd, sid);
1968 bool pdb_del_trusteddom_pw(const char *domain)
1970 struct pdb_methods *pdb = pdb_get_methods();
1971 return pdb->del_trusteddom_pw(pdb, domain);
1974 NTSTATUS pdb_enum_trusteddoms(TALLOC_CTX *mem_ctx, uint32 *num_domains,
1975 struct trustdom_info ***domains)
1977 struct pdb_methods *pdb = pdb_get_methods();
1978 return pdb->enum_trusteddoms(pdb, mem_ctx, num_domains, domains);
1981 /*******************************************************************
1982 the defaults for trustdom methods:
1983 these simply call the original passdb/secrets.c actions,
1984 to be replaced by pdb_ldap.
1985 *******************************************************************/
1987 static bool pdb_default_get_trusteddom_pw(struct pdb_methods *methods,
1991 time_t *pass_last_set_time)
1993 return secrets_fetch_trusted_domain_password(domain, pwd,
1994 sid, pass_last_set_time);
1998 static bool pdb_default_set_trusteddom_pw(struct pdb_methods *methods,
2003 return secrets_store_trusted_domain_password(domain, pwd, sid);
2006 static bool pdb_default_del_trusteddom_pw(struct pdb_methods *methods,
2009 return trusted_domain_password_delete(domain);
2012 static NTSTATUS pdb_default_enum_trusteddoms(struct pdb_methods *methods,
2013 TALLOC_CTX *mem_ctx,
2014 uint32 *num_domains,
2015 struct trustdom_info ***domains)
2017 return secrets_trusted_domains(mem_ctx, num_domains, domains);
2020 /*******************************************************************
2021 Create a pdb_methods structure and initialize it with the default
2022 operations. In this way a passdb module can simply implement
2023 the functionality it cares about. However, normally this is done
2024 in groups of related functions.
2025 *******************************************************************/
2027 NTSTATUS make_pdb_method( struct pdb_methods **methods )
2029 /* allocate memory for the structure as its own talloc CTX */
2031 if ( !(*methods = TALLOC_ZERO_P(talloc_autofree_context(), struct pdb_methods) ) ) {
2032 return NT_STATUS_NO_MEMORY;
2035 (*methods)->getsampwnam = pdb_default_getsampwnam;
2036 (*methods)->getsampwsid = pdb_default_getsampwsid;
2037 (*methods)->create_user = pdb_default_create_user;
2038 (*methods)->delete_user = pdb_default_delete_user;
2039 (*methods)->add_sam_account = pdb_default_add_sam_account;
2040 (*methods)->update_sam_account = pdb_default_update_sam_account;
2041 (*methods)->delete_sam_account = pdb_default_delete_sam_account;
2042 (*methods)->rename_sam_account = pdb_default_rename_sam_account;
2043 (*methods)->update_login_attempts = pdb_default_update_login_attempts;
2045 (*methods)->getgrsid = pdb_default_getgrsid;
2046 (*methods)->getgrgid = pdb_default_getgrgid;
2047 (*methods)->getgrnam = pdb_default_getgrnam;
2048 (*methods)->create_dom_group = pdb_default_create_dom_group;
2049 (*methods)->delete_dom_group = pdb_default_delete_dom_group;
2050 (*methods)->add_group_mapping_entry = pdb_default_add_group_mapping_entry;
2051 (*methods)->update_group_mapping_entry = pdb_default_update_group_mapping_entry;
2052 (*methods)->delete_group_mapping_entry = pdb_default_delete_group_mapping_entry;
2053 (*methods)->enum_group_mapping = pdb_default_enum_group_mapping;
2054 (*methods)->enum_group_members = pdb_default_enum_group_members;
2055 (*methods)->enum_group_memberships = pdb_default_enum_group_memberships;
2056 (*methods)->set_unix_primary_group = pdb_default_set_unix_primary_group;
2057 (*methods)->add_groupmem = pdb_default_add_groupmem;
2058 (*methods)->del_groupmem = pdb_default_del_groupmem;
2059 (*methods)->create_alias = pdb_default_create_alias;
2060 (*methods)->delete_alias = pdb_default_delete_alias;
2061 (*methods)->get_aliasinfo = pdb_default_get_aliasinfo;
2062 (*methods)->set_aliasinfo = pdb_default_set_aliasinfo;
2063 (*methods)->add_aliasmem = pdb_default_add_aliasmem;
2064 (*methods)->del_aliasmem = pdb_default_del_aliasmem;
2065 (*methods)->enum_aliasmem = pdb_default_enum_aliasmem;
2066 (*methods)->enum_alias_memberships = pdb_default_alias_memberships;
2067 (*methods)->lookup_rids = pdb_default_lookup_rids;
2068 (*methods)->get_account_policy = pdb_default_get_account_policy;
2069 (*methods)->set_account_policy = pdb_default_set_account_policy;
2070 (*methods)->get_seq_num = pdb_default_get_seq_num;
2071 (*methods)->uid_to_rid = pdb_default_uid_to_rid;
2072 (*methods)->uid_to_sid = pdb_default_uid_to_sid;
2073 (*methods)->gid_to_sid = pdb_default_gid_to_sid;
2074 (*methods)->sid_to_id = pdb_default_sid_to_id;
2076 (*methods)->search_groups = pdb_default_search_groups;
2077 (*methods)->search_aliases = pdb_default_search_aliases;
2079 (*methods)->get_trusteddom_pw = pdb_default_get_trusteddom_pw;
2080 (*methods)->set_trusteddom_pw = pdb_default_set_trusteddom_pw;
2081 (*methods)->del_trusteddom_pw = pdb_default_del_trusteddom_pw;
2082 (*methods)->enum_trusteddoms = pdb_default_enum_trusteddoms;
2084 return NT_STATUS_OK;