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
28 /* Cache of latest SAM lookup query */
30 static struct samu
*csamuser
= NULL
;
34 static struct pdb_init_function_entry
*backends
= NULL
;
36 static void lazy_initialize_passdb(void)
38 static bool initialized
= False
;
46 static bool lookup_global_sam_rid(TALLOC_CTX
*mem_ctx
, uint32 rid
,
48 enum lsa_SidType
*psid_name_use
,
49 union unid_t
*unix_id
);
51 NTSTATUS
smb_register_passdb(int version
, const char *name
, pdb_init_function init
)
53 struct pdb_init_function_entry
*entry
= backends
;
55 if(version
!= PASSDB_INTERFACE_VERSION
) {
56 DEBUG(0,("Can't register passdb backend!\n"
57 "You tried to register a passdb module with PASSDB_INTERFACE_VERSION %d, "
58 "while this version of samba uses version %d\n",
59 version
,PASSDB_INTERFACE_VERSION
));
60 return NT_STATUS_OBJECT_TYPE_MISMATCH
;
64 return NT_STATUS_INVALID_PARAMETER
;
67 DEBUG(5,("Attempting to register passdb backend %s\n", name
));
69 /* Check for duplicates */
70 if (pdb_find_backend_entry(name
)) {
71 DEBUG(0,("There already is a passdb backend registered with the name %s!\n", name
));
72 return NT_STATUS_OBJECT_NAME_COLLISION
;
75 entry
= SMB_XMALLOC_P(struct pdb_init_function_entry
);
76 entry
->name
= smb_xstrdup(name
);
79 DLIST_ADD(backends
, entry
);
80 DEBUG(5,("Successfully added passdb backend '%s'\n", name
));
84 struct pdb_init_function_entry
*pdb_find_backend_entry(const char *name
)
86 struct pdb_init_function_entry
*entry
= backends
;
89 if (strcmp(entry
->name
, name
)==0) return entry
;
97 * The event context for the passdb backend. I know this is a bad hack and yet
98 * another static variable, but our pdb API is a global thing per
99 * definition. The first use for this is the LDAP idle function, more might be
102 * I don't feel too bad about this static variable, it replaces the
103 * smb_idle_event_list that used to exist in lib/module.c. -- VL
106 static struct event_context
*pdb_event_ctx
;
108 struct event_context
*pdb_get_event_context(void)
110 return pdb_event_ctx
;
113 /******************************************************************
114 Make a pdb_methods from scratch
115 *******************************************************************/
117 NTSTATUS
make_pdb_method_name(struct pdb_methods
**methods
, const char *selected
)
119 char *module_name
= smb_xstrdup(selected
);
120 char *module_location
= NULL
, *p
;
121 struct pdb_init_function_entry
*entry
;
122 NTSTATUS nt_status
= NT_STATUS_UNSUCCESSFUL
;
124 lazy_initialize_passdb();
126 p
= strchr(module_name
, ':');
130 module_location
= p
+1;
131 trim_char(module_location
, ' ', ' ');
134 trim_char(module_name
, ' ', ' ');
137 DEBUG(5,("Attempting to find an passdb backend to match %s (%s)\n", selected
, module_name
));
139 entry
= pdb_find_backend_entry(module_name
);
141 /* Try to find a module that contains this module */
143 DEBUG(2,("No builtin backend found, trying to load plugin\n"));
144 if(NT_STATUS_IS_OK(smb_probe_module("pdb", module_name
)) && !(entry
= pdb_find_backend_entry(module_name
))) {
145 DEBUG(0,("Plugin is available, but doesn't register passdb backend %s\n", module_name
));
146 SAFE_FREE(module_name
);
147 return NT_STATUS_UNSUCCESSFUL
;
151 /* No such backend found */
153 DEBUG(0,("No builtin nor plugin backend for %s found\n", module_name
));
154 SAFE_FREE(module_name
);
155 return NT_STATUS_INVALID_PARAMETER
;
158 DEBUG(5,("Found pdb backend %s\n", module_name
));
160 if ( !NT_STATUS_IS_OK( nt_status
= entry
->init(methods
, module_location
) ) ) {
161 DEBUG(0,("pdb backend %s did not correctly init (error was %s)\n",
162 selected
, nt_errstr(nt_status
)));
163 SAFE_FREE(module_name
);
167 SAFE_FREE(module_name
);
169 DEBUG(5,("pdb backend %s has a valid init\n", selected
));
174 /******************************************************************
175 Return an already initialised pdn_methods structure
176 *******************************************************************/
178 static struct pdb_methods
*pdb_get_methods_reload( bool reload
)
180 static struct pdb_methods
*pdb
= NULL
;
182 if ( pdb
&& reload
) {
183 pdb
->free_private_data( &(pdb
->private_data
) );
184 if ( !NT_STATUS_IS_OK( make_pdb_method_name( &pdb
, lp_passdb_backend() ) ) ) {
186 asprintf(&msg
, "pdb_get_methods_reload: "
187 "failed to get pdb methods for backend %s\n",
188 lp_passdb_backend());
194 if ( !NT_STATUS_IS_OK( make_pdb_method_name( &pdb
, lp_passdb_backend() ) ) ) {
196 asprintf(&msg
, "pdb_get_methods_reload: "
197 "failed to get pdb methods for backend %s\n",
198 lp_passdb_backend());
206 static struct pdb_methods
*pdb_get_methods(void)
208 return pdb_get_methods_reload(False
);
211 /******************************************************************
212 Backward compatibility functions for the original passdb interface
213 *******************************************************************/
215 bool pdb_setsampwent(bool update
, uint16 acb_mask
)
217 struct pdb_methods
*pdb
= pdb_get_methods();
218 return NT_STATUS_IS_OK(pdb
->setsampwent(pdb
, update
, acb_mask
));
221 void pdb_endsampwent(void)
223 struct pdb_methods
*pdb
= pdb_get_methods();
224 pdb
->endsampwent(pdb
);
227 bool pdb_getsampwent(struct samu
*user
)
229 struct pdb_methods
*pdb
= pdb_get_methods();
231 if ( !NT_STATUS_IS_OK(pdb
->getsampwent(pdb
, user
) ) ) {
238 bool pdb_getsampwnam(struct samu
*sam_acct
, const char *username
)
240 struct pdb_methods
*pdb
= pdb_get_methods();
242 if (!NT_STATUS_IS_OK(pdb
->getsampwnam(pdb
, sam_acct
, username
))) {
247 TALLOC_FREE(csamuser
);
250 csamuser
= samu_new( NULL
);
255 if (!pdb_copy_sam_account(csamuser
, sam_acct
)) {
256 TALLOC_FREE(csamuser
);
263 /**********************************************************************
264 **********************************************************************/
266 bool guest_user_info( struct samu
*user
)
270 const char *guestname
= lp_guestaccount();
272 if ( !(pwd
= getpwnam_alloc( NULL
, guestname
) ) ) {
273 DEBUG(0,("guest_user_info: Unable to locate guest account [%s]!\n",
278 result
= samu_set_unix(user
, pwd
);
282 return NT_STATUS_IS_OK( result
);
285 /**********************************************************************
286 **********************************************************************/
288 bool pdb_getsampwsid(struct samu
*sam_acct
, const DOM_SID
*sid
)
290 struct pdb_methods
*pdb
= pdb_get_methods();
293 /* hard code the Guest RID of 501 */
295 if ( !sid_peek_check_rid( get_global_sam_sid(), sid
, &rid
) )
298 if ( rid
== DOMAIN_USER_RID_GUEST
) {
299 DEBUG(6,("pdb_getsampwsid: Building guest account\n"));
300 return guest_user_info( sam_acct
);
303 /* check the cache first */
305 if ( csamuser
&& sid_equal(sid
, pdb_get_user_sid(csamuser
) ) )
306 return pdb_copy_sam_account(sam_acct
, csamuser
);
308 return NT_STATUS_IS_OK(pdb
->getsampwsid(pdb
, sam_acct
, sid
));
311 static NTSTATUS
pdb_default_create_user(struct pdb_methods
*methods
,
312 TALLOC_CTX
*tmp_ctx
, const char *name
,
313 uint32 acb_info
, uint32
*rid
)
315 struct samu
*sam_pass
;
319 if ((sam_pass
= samu_new(tmp_ctx
)) == NULL
) {
320 return NT_STATUS_NO_MEMORY
;
323 if ( !(pwd
= Get_Pwnam_alloc(tmp_ctx
, name
)) ) {
324 char *add_script
= NULL
;
328 if ((acb_info
& ACB_NORMAL
) && name
[strlen(name
)-1] != '$') {
329 add_script
= talloc_strdup(tmp_ctx
,
330 lp_adduser_script());
332 add_script
= talloc_strdup(tmp_ctx
,
333 lp_addmachine_script());
336 if (!add_script
|| add_script
[0] == '\0') {
337 DEBUG(3, ("Could not find user %s and no add script "
339 return NT_STATUS_NO_SUCH_USER
;
342 /* lowercase the username before creating the Unix account for
343 compatibility with previous Samba releases */
344 fstrcpy( name2
, name
);
346 add_script
= talloc_all_string_sub(tmp_ctx
,
351 return NT_STATUS_NO_MEMORY
;
353 add_ret
= smbrun(add_script
,NULL
);
354 DEBUG(add_ret
? 0 : 3, ("_samr_create_user: Running the command `%s' gave %d\n",
355 add_script
, add_ret
));
357 smb_nscd_flush_user_cache();
362 pwd
= Get_Pwnam_alloc(tmp_ctx
, name
);
365 /* we have a valid SID coming out of this call */
367 status
= samu_alloc_rid_unix( sam_pass
, pwd
);
371 if (!NT_STATUS_IS_OK(status
)) {
372 DEBUG(3, ("pdb_default_create_user: failed to create a new user structure: %s\n", nt_errstr(status
)));
376 if (!sid_peek_check_rid(get_global_sam_sid(),
377 pdb_get_user_sid(sam_pass
), rid
)) {
378 DEBUG(0, ("Could not get RID of fresh user\n"));
379 return NT_STATUS_INTERNAL_ERROR
;
382 /* Use the username case specified in the original request */
384 pdb_set_username( sam_pass
, name
, PDB_SET
);
386 /* Disable the account on creation, it does not have a reasonable password yet. */
388 acb_info
|= ACB_DISABLED
;
390 pdb_set_acct_ctrl(sam_pass
, acb_info
, PDB_CHANGED
);
392 status
= pdb_add_sam_account(sam_pass
);
394 TALLOC_FREE(sam_pass
);
399 NTSTATUS
pdb_create_user(TALLOC_CTX
*mem_ctx
, const char *name
, uint32 flags
,
402 struct pdb_methods
*pdb
= pdb_get_methods();
403 return pdb
->create_user(pdb
, mem_ctx
, name
, flags
, rid
);
406 /****************************************************************************
407 Delete a UNIX user on demand.
408 ****************************************************************************/
410 static int smb_delete_user(const char *unix_user
)
412 char *del_script
= NULL
;
417 if ( strequal( unix_user
, "root" ) ) {
418 DEBUG(0,("smb_delete_user: Refusing to delete local system root account!\n"));
422 del_script
= talloc_strdup(talloc_tos(), lp_deluser_script());
423 if (!del_script
|| !*del_script
) {
426 del_script
= talloc_all_string_sub(talloc_tos(),
433 ret
= smbrun(del_script
,NULL
);
436 smb_nscd_flush_user_cache();
438 DEBUG(ret
? 0 : 3,("smb_delete_user: Running the command `%s' gave %d\n",del_script
,ret
));
443 static NTSTATUS
pdb_default_delete_user(struct pdb_methods
*methods
,
445 struct samu
*sam_acct
)
450 status
= pdb_delete_sam_account(sam_acct
);
451 if (!NT_STATUS_IS_OK(status
)) {
456 * Now delete the unix side ....
457 * note: we don't check if the delete really happened as the script is
458 * not necessary present and maybe the sysadmin doesn't want to delete
462 /* always lower case the username before handing it off to
465 fstrcpy( username
, pdb_get_username(sam_acct
) );
466 strlower_m( username
);
468 smb_delete_user( username
);
473 NTSTATUS
pdb_delete_user(TALLOC_CTX
*mem_ctx
, struct samu
*sam_acct
)
475 struct pdb_methods
*pdb
= pdb_get_methods();
478 /* sanity check to make sure we don't delete root */
480 if ( !sid_to_uid( pdb_get_user_sid(sam_acct
), &uid
) ) {
481 return NT_STATUS_NO_SUCH_USER
;
485 return NT_STATUS_ACCESS_DENIED
;
488 return pdb
->delete_user(pdb
, mem_ctx
, sam_acct
);
491 NTSTATUS
pdb_add_sam_account(struct samu
*sam_acct
)
493 struct pdb_methods
*pdb
= pdb_get_methods();
494 return pdb
->add_sam_account(pdb
, sam_acct
);
497 NTSTATUS
pdb_update_sam_account(struct samu
*sam_acct
)
499 struct pdb_methods
*pdb
= pdb_get_methods();
501 if (csamuser
!= NULL
) {
502 TALLOC_FREE(csamuser
);
506 return pdb
->update_sam_account(pdb
, sam_acct
);
509 NTSTATUS
pdb_delete_sam_account(struct samu
*sam_acct
)
511 struct pdb_methods
*pdb
= pdb_get_methods();
513 if (csamuser
!= NULL
) {
514 TALLOC_FREE(csamuser
);
518 return pdb
->delete_sam_account(pdb
, sam_acct
);
521 NTSTATUS
pdb_rename_sam_account(struct samu
*oldname
, const char *newname
)
523 struct pdb_methods
*pdb
= pdb_get_methods();
527 if (csamuser
!= NULL
) {
528 TALLOC_FREE(csamuser
);
532 /* sanity check to make sure we don't rename root */
534 if ( !sid_to_uid( pdb_get_user_sid(oldname
), &uid
) ) {
535 return NT_STATUS_NO_SUCH_USER
;
539 return NT_STATUS_ACCESS_DENIED
;
542 status
= pdb
->rename_sam_account(pdb
, oldname
, newname
);
544 /* always flush the cache here just to be safe */
550 NTSTATUS
pdb_update_login_attempts(struct samu
*sam_acct
, bool success
)
552 struct pdb_methods
*pdb
= pdb_get_methods();
553 return pdb
->update_login_attempts(pdb
, sam_acct
, success
);
556 bool pdb_getgrsid(GROUP_MAP
*map
, DOM_SID sid
)
558 struct pdb_methods
*pdb
= pdb_get_methods();
559 return NT_STATUS_IS_OK(pdb
->getgrsid(pdb
, map
, sid
));
562 bool pdb_getgrgid(GROUP_MAP
*map
, gid_t gid
)
564 struct pdb_methods
*pdb
= pdb_get_methods();
565 return NT_STATUS_IS_OK(pdb
->getgrgid(pdb
, map
, gid
));
568 bool pdb_getgrnam(GROUP_MAP
*map
, const char *name
)
570 struct pdb_methods
*pdb
= pdb_get_methods();
571 return NT_STATUS_IS_OK(pdb
->getgrnam(pdb
, map
, name
));
574 static NTSTATUS
pdb_default_create_dom_group(struct pdb_methods
*methods
,
583 grp
= getgrnam(name
);
588 if (smb_create_group(name
, &gid
) != 0) {
589 return NT_STATUS_ACCESS_DENIED
;
596 return NT_STATUS_ACCESS_DENIED
;
599 if (pdb_rid_algorithm()) {
600 *rid
= algorithmic_pdb_gid_to_group_rid( grp
->gr_gid
);
602 if (!pdb_new_rid(rid
)) {
603 return NT_STATUS_ACCESS_DENIED
;
607 sid_compose(&group_sid
, get_global_sam_sid(), *rid
);
609 return add_initial_entry(grp
->gr_gid
, sid_to_fstring(tmp
, &group_sid
),
610 SID_NAME_DOM_GRP
, name
, NULL
);
613 NTSTATUS
pdb_create_dom_group(TALLOC_CTX
*mem_ctx
, const char *name
,
616 struct pdb_methods
*pdb
= pdb_get_methods();
617 return pdb
->create_dom_group(pdb
, mem_ctx
, name
, rid
);
620 static NTSTATUS
pdb_default_delete_dom_group(struct pdb_methods
*methods
,
628 const char *grp_name
;
630 sid_compose(&group_sid
, get_global_sam_sid(), rid
);
632 if (!get_domain_group_from_sid(group_sid
, &map
)) {
633 DEBUG(10, ("Could not find group for rid %d\n", rid
));
634 return NT_STATUS_NO_SUCH_GROUP
;
637 /* We need the group name for the smb_delete_group later on */
639 if (map
.gid
== (gid_t
)-1) {
640 return NT_STATUS_NO_SUCH_GROUP
;
643 grp
= getgrgid(map
.gid
);
645 return NT_STATUS_NO_SUCH_GROUP
;
648 /* Copy the name, no idea what pdb_delete_group_mapping_entry does.. */
650 grp_name
= talloc_strdup(mem_ctx
, grp
->gr_name
);
651 if (grp_name
== NULL
) {
652 return NT_STATUS_NO_MEMORY
;
655 status
= pdb_delete_group_mapping_entry(group_sid
);
657 if (!NT_STATUS_IS_OK(status
)) {
661 /* Don't check the result of smb_delete_group */
663 smb_delete_group(grp_name
);
668 NTSTATUS
pdb_delete_dom_group(TALLOC_CTX
*mem_ctx
, uint32 rid
)
670 struct pdb_methods
*pdb
= pdb_get_methods();
671 return pdb
->delete_dom_group(pdb
, mem_ctx
, rid
);
674 NTSTATUS
pdb_add_group_mapping_entry(GROUP_MAP
*map
)
676 struct pdb_methods
*pdb
= pdb_get_methods();
677 return pdb
->add_group_mapping_entry(pdb
, map
);
680 NTSTATUS
pdb_update_group_mapping_entry(GROUP_MAP
*map
)
682 struct pdb_methods
*pdb
= pdb_get_methods();
683 return pdb
->update_group_mapping_entry(pdb
, map
);
686 NTSTATUS
pdb_delete_group_mapping_entry(DOM_SID sid
)
688 struct pdb_methods
*pdb
= pdb_get_methods();
689 return pdb
->delete_group_mapping_entry(pdb
, sid
);
692 bool pdb_enum_group_mapping(const DOM_SID
*sid
, enum lsa_SidType sid_name_use
, GROUP_MAP
**pp_rmap
,
693 size_t *p_num_entries
, bool unix_only
)
695 struct pdb_methods
*pdb
= pdb_get_methods();
696 return NT_STATUS_IS_OK(pdb
-> enum_group_mapping(pdb
, sid
, sid_name_use
,
697 pp_rmap
, p_num_entries
, unix_only
));
700 NTSTATUS
pdb_enum_group_members(TALLOC_CTX
*mem_ctx
,
702 uint32
**pp_member_rids
,
703 size_t *p_num_members
)
705 struct pdb_methods
*pdb
= pdb_get_methods();
708 result
= pdb
->enum_group_members(pdb
, mem_ctx
,
709 sid
, pp_member_rids
, p_num_members
);
711 /* special check for rid 513 */
713 if ( !NT_STATUS_IS_OK( result
) ) {
716 sid_peek_rid( sid
, &rid
);
718 if ( rid
== DOMAIN_GROUP_RID_USERS
) {
720 *pp_member_rids
= NULL
;
729 NTSTATUS
pdb_enum_group_memberships(TALLOC_CTX
*mem_ctx
, struct samu
*user
,
730 DOM_SID
**pp_sids
, gid_t
**pp_gids
,
731 size_t *p_num_groups
)
733 struct pdb_methods
*pdb
= pdb_get_methods();
734 return pdb
->enum_group_memberships(
736 pp_sids
, pp_gids
, p_num_groups
);
739 static NTSTATUS
pdb_default_set_unix_primary_group(struct pdb_methods
*methods
,
741 struct samu
*sampass
)
746 if (!sid_to_gid(pdb_get_group_sid(sampass
), &gid
) ||
747 (grp
= getgrgid(gid
)) == NULL
) {
748 return NT_STATUS_INVALID_PRIMARY_GROUP
;
751 if (smb_set_primary_group(grp
->gr_name
,
752 pdb_get_username(sampass
)) != 0) {
753 return NT_STATUS_ACCESS_DENIED
;
759 NTSTATUS
pdb_set_unix_primary_group(TALLOC_CTX
*mem_ctx
, struct samu
*user
)
761 struct pdb_methods
*pdb
= pdb_get_methods();
762 return pdb
->set_unix_primary_group(pdb
, mem_ctx
, user
);
766 * Helper function to see whether a user is in a group. We can't use
767 * user_in_group_sid here because this creates dependencies only smbd can
771 static bool pdb_user_in_group(TALLOC_CTX
*mem_ctx
, struct samu
*account
,
772 const DOM_SID
*group_sid
)
776 size_t i
, num_groups
;
778 if (!NT_STATUS_IS_OK(pdb_enum_group_memberships(mem_ctx
, account
,
784 for (i
=0; i
<num_groups
; i
++) {
785 if (sid_equal(group_sid
, &sids
[i
])) {
792 static NTSTATUS
pdb_default_add_groupmem(struct pdb_methods
*methods
,
797 DOM_SID group_sid
, member_sid
;
798 struct samu
*account
= NULL
;
802 const char *group_name
;
805 sid_compose(&group_sid
, get_global_sam_sid(), group_rid
);
806 sid_compose(&member_sid
, get_global_sam_sid(), member_rid
);
808 if (!get_domain_group_from_sid(group_sid
, &map
) ||
809 (map
.gid
== (gid_t
)-1) ||
810 ((grp
= getgrgid(map
.gid
)) == NULL
)) {
811 return NT_STATUS_NO_SUCH_GROUP
;
814 group_name
= talloc_strdup(mem_ctx
, grp
->gr_name
);
815 if (group_name
== NULL
) {
816 return NT_STATUS_NO_MEMORY
;
819 if ( !(account
= samu_new( NULL
)) ) {
820 return NT_STATUS_NO_MEMORY
;
823 if (!pdb_getsampwsid(account
, &member_sid
) ||
824 !sid_to_uid(&member_sid
, &uid
) ||
825 ((pwd
= getpwuid_alloc(mem_ctx
, uid
)) == NULL
)) {
826 return NT_STATUS_NO_SUCH_USER
;
829 if (pdb_user_in_group(mem_ctx
, account
, &group_sid
)) {
830 return NT_STATUS_MEMBER_IN_GROUP
;
834 * ok, the group exist, the user exist, the user is not in the group,
835 * we can (finally) add it to the group !
838 smb_add_user_group(group_name
, pwd
->pw_name
);
840 if (!pdb_user_in_group(mem_ctx
, account
, &group_sid
)) {
841 return NT_STATUS_ACCESS_DENIED
;
847 NTSTATUS
pdb_add_groupmem(TALLOC_CTX
*mem_ctx
, uint32 group_rid
,
850 struct pdb_methods
*pdb
= pdb_get_methods();
851 return pdb
->add_groupmem(pdb
, mem_ctx
, group_rid
, member_rid
);
854 static NTSTATUS
pdb_default_del_groupmem(struct pdb_methods
*methods
,
859 DOM_SID group_sid
, member_sid
;
860 struct samu
*account
= NULL
;
864 const char *group_name
;
867 sid_compose(&group_sid
, get_global_sam_sid(), group_rid
);
868 sid_compose(&member_sid
, get_global_sam_sid(), member_rid
);
870 if (!get_domain_group_from_sid(group_sid
, &map
) ||
871 (map
.gid
== (gid_t
)-1) ||
872 ((grp
= getgrgid(map
.gid
)) == NULL
)) {
873 return NT_STATUS_NO_SUCH_GROUP
;
876 group_name
= talloc_strdup(mem_ctx
, grp
->gr_name
);
877 if (group_name
== NULL
) {
878 return NT_STATUS_NO_MEMORY
;
881 if ( !(account
= samu_new( NULL
)) ) {
882 return NT_STATUS_NO_MEMORY
;
885 if (!pdb_getsampwsid(account
, &member_sid
) ||
886 !sid_to_uid(&member_sid
, &uid
) ||
887 ((pwd
= getpwuid_alloc(mem_ctx
, uid
)) == NULL
)) {
888 return NT_STATUS_NO_SUCH_USER
;
891 if (!pdb_user_in_group(mem_ctx
, account
, &group_sid
)) {
892 return NT_STATUS_MEMBER_NOT_IN_GROUP
;
896 * ok, the group exist, the user exist, the user is in the group,
897 * we can (finally) delete it from the group!
900 smb_delete_user_group(group_name
, pwd
->pw_name
);
902 if (pdb_user_in_group(mem_ctx
, account
, &group_sid
)) {
903 return NT_STATUS_ACCESS_DENIED
;
909 NTSTATUS
pdb_del_groupmem(TALLOC_CTX
*mem_ctx
, uint32 group_rid
,
912 struct pdb_methods
*pdb
= pdb_get_methods();
913 return pdb
->del_groupmem(pdb
, mem_ctx
, group_rid
, member_rid
);
916 NTSTATUS
pdb_create_alias(const char *name
, uint32
*rid
)
918 struct pdb_methods
*pdb
= pdb_get_methods();
919 return pdb
->create_alias(pdb
, name
, rid
);
922 NTSTATUS
pdb_delete_alias(const DOM_SID
*sid
)
924 struct pdb_methods
*pdb
= pdb_get_methods();
925 return pdb
->delete_alias(pdb
, sid
);
928 NTSTATUS
pdb_get_aliasinfo(const DOM_SID
*sid
, struct acct_info
*info
)
930 struct pdb_methods
*pdb
= pdb_get_methods();
931 return pdb
->get_aliasinfo(pdb
, sid
, info
);
934 NTSTATUS
pdb_set_aliasinfo(const DOM_SID
*sid
, struct acct_info
*info
)
936 struct pdb_methods
*pdb
= pdb_get_methods();
937 return pdb
->set_aliasinfo(pdb
, sid
, info
);
940 NTSTATUS
pdb_add_aliasmem(const DOM_SID
*alias
, const DOM_SID
*member
)
942 struct pdb_methods
*pdb
= pdb_get_methods();
943 return pdb
->add_aliasmem(pdb
, alias
, member
);
946 NTSTATUS
pdb_del_aliasmem(const DOM_SID
*alias
, const DOM_SID
*member
)
948 struct pdb_methods
*pdb
= pdb_get_methods();
949 return pdb
->del_aliasmem(pdb
, alias
, member
);
952 NTSTATUS
pdb_enum_aliasmem(const DOM_SID
*alias
,
953 DOM_SID
**pp_members
, size_t *p_num_members
)
955 struct pdb_methods
*pdb
= pdb_get_methods();
956 return pdb
->enum_aliasmem(pdb
, alias
, pp_members
, p_num_members
);
959 NTSTATUS
pdb_enum_alias_memberships(TALLOC_CTX
*mem_ctx
,
960 const DOM_SID
*domain_sid
,
961 const DOM_SID
*members
, size_t num_members
,
962 uint32
**pp_alias_rids
,
963 size_t *p_num_alias_rids
)
965 struct pdb_methods
*pdb
= pdb_get_methods();
966 return pdb
->enum_alias_memberships(pdb
, mem_ctx
,
968 members
, num_members
,
973 NTSTATUS
pdb_lookup_rids(const DOM_SID
*domain_sid
,
977 enum lsa_SidType
*attrs
)
979 struct pdb_methods
*pdb
= pdb_get_methods();
980 return pdb
->lookup_rids(pdb
, domain_sid
, num_rids
, rids
, names
, attrs
);
984 * NOTE: pdb_lookup_names is currently (2007-01-12) not used anywhere
986 * Unlike _lsa_lookup_sids and _samr_lookup_rids, which eventually
987 * also ask pdb_lookup_rids, thus looking up a bunch of rids at a time,
988 * the pdb_ calls _lsa_lookup_names and _samr_lookup_names come
989 * down to are pdb_getsampwnam and pdb_getgrnam instead of
991 * But in principle, it the call belongs to the API and might get
992 * used in this context some day.
995 NTSTATUS
pdb_lookup_names(const DOM_SID
*domain_sid
,
999 enum lsa_SidType
*attrs
)
1001 struct pdb_methods
*pdb
= pdb_get_methods();
1002 return pdb
->lookup_names(pdb
, domain_sid
, num_names
, names
, rids
, attrs
);
1006 bool pdb_get_account_policy(int policy_index
, uint32
*value
)
1008 struct pdb_methods
*pdb
= pdb_get_methods();
1012 status
= pdb
->get_account_policy(pdb
, policy_index
, value
);
1015 return NT_STATUS_IS_OK(status
);
1018 bool pdb_set_account_policy(int policy_index
, uint32 value
)
1020 struct pdb_methods
*pdb
= pdb_get_methods();
1024 status
= pdb
->set_account_policy(pdb
, policy_index
, value
);
1027 return NT_STATUS_IS_OK(status
);
1030 bool pdb_get_seq_num(time_t *seq_num
)
1032 struct pdb_methods
*pdb
= pdb_get_methods();
1033 return NT_STATUS_IS_OK(pdb
->get_seq_num(pdb
, seq_num
));
1036 bool pdb_uid_to_rid(uid_t uid
, uint32
*rid
)
1038 struct pdb_methods
*pdb
= pdb_get_methods();
1039 return pdb
->uid_to_rid(pdb
, uid
, rid
);
1042 bool pdb_uid_to_sid(uid_t uid
, DOM_SID
*sid
)
1044 struct pdb_methods
*pdb
= pdb_get_methods();
1045 return pdb
->uid_to_sid(pdb
, uid
, sid
);
1048 bool pdb_gid_to_sid(gid_t gid
, DOM_SID
*sid
)
1050 struct pdb_methods
*pdb
= pdb_get_methods();
1051 return pdb
->gid_to_sid(pdb
, gid
, sid
);
1054 bool pdb_sid_to_id(const DOM_SID
*sid
, union unid_t
*id
,
1055 enum lsa_SidType
*type
)
1057 struct pdb_methods
*pdb
= pdb_get_methods();
1058 return pdb
->sid_to_id(pdb
, sid
, id
, type
);
1061 bool pdb_rid_algorithm(void)
1063 struct pdb_methods
*pdb
= pdb_get_methods();
1064 return pdb
->rid_algorithm(pdb
);
1067 /********************************************************************
1068 Allocate a new RID from the passdb backend. Verify that it is free
1069 by calling lookup_global_sam_rid() to verify that the RID is not
1070 in use. This handles servers that have existing users or groups
1071 with add RIDs (assigned from previous algorithmic mappings)
1072 ********************************************************************/
1074 bool pdb_new_rid(uint32
*rid
)
1076 struct pdb_methods
*pdb
= pdb_get_methods();
1077 const char *name
= NULL
;
1078 enum lsa_SidType type
;
1079 uint32 allocated_rid
= 0;
1083 if (pdb_rid_algorithm()) {
1084 DEBUG(0, ("Trying to allocate a RID when algorithmic RIDs "
1089 if (algorithmic_rid_base() != BASE_RID
) {
1090 DEBUG(0, ("'algorithmic rid base' is set but a passdb backend "
1091 "without algorithmic RIDs is chosen.\n"));
1092 DEBUGADD(0, ("Please map all used groups using 'net groupmap "
1093 "add', set the maximum used RID using\n"));
1094 DEBUGADD(0, ("'net setmaxrid' and remove the parameter\n"));
1098 if ( (ctx
= talloc_init("pdb_new_rid")) == NULL
) {
1099 DEBUG(0,("pdb_new_rid: Talloc initialization failure\n"));
1103 /* Attempt to get an unused RID (max tires is 250...yes that it is
1104 and arbitrary number I pulkled out of my head). -- jerry */
1106 for ( i
=0; allocated_rid
==0 && i
<250; i
++ ) {
1109 if ( !pdb
->new_rid(pdb
, &allocated_rid
) ) {
1113 /* validate that the RID is not in use */
1115 if ( lookup_global_sam_rid( ctx
, allocated_rid
, &name
, &type
, NULL
) ) {
1122 if ( allocated_rid
== 0 ) {
1123 DEBUG(0,("pdb_new_rid: Failed to find unused RID\n"));
1127 *rid
= allocated_rid
;
1132 /***************************************************************
1133 Initialize the static context (at smbd startup etc).
1135 If uninitialised, context will auto-init on first use.
1136 ***************************************************************/
1138 bool initialize_password_db(bool reload
, struct event_context
*event_ctx
)
1140 pdb_event_ctx
= event_ctx
;
1141 return (pdb_get_methods_reload(reload
) != NULL
);
1145 /***************************************************************************
1146 Default implementations of some functions.
1147 ****************************************************************************/
1149 static NTSTATUS
pdb_default_getsampwnam (struct pdb_methods
*methods
, struct samu
*user
, const char *sname
)
1151 return NT_STATUS_NO_SUCH_USER
;
1154 static NTSTATUS
pdb_default_getsampwsid(struct pdb_methods
*my_methods
, struct samu
* user
, const DOM_SID
*sid
)
1156 return NT_STATUS_NO_SUCH_USER
;
1159 static NTSTATUS
pdb_default_add_sam_account (struct pdb_methods
*methods
, struct samu
*newpwd
)
1161 return NT_STATUS_NOT_IMPLEMENTED
;
1164 static NTSTATUS
pdb_default_update_sam_account (struct pdb_methods
*methods
, struct samu
*newpwd
)
1166 return NT_STATUS_NOT_IMPLEMENTED
;
1169 static NTSTATUS
pdb_default_delete_sam_account (struct pdb_methods
*methods
, struct samu
*pwd
)
1171 return NT_STATUS_NOT_IMPLEMENTED
;
1174 static NTSTATUS
pdb_default_rename_sam_account (struct pdb_methods
*methods
, struct samu
*pwd
, const char *newname
)
1176 return NT_STATUS_NOT_IMPLEMENTED
;
1179 static NTSTATUS
pdb_default_update_login_attempts (struct pdb_methods
*methods
, struct samu
*newpwd
, bool success
)
1181 return NT_STATUS_NOT_IMPLEMENTED
;
1184 static NTSTATUS
pdb_default_setsampwent(struct pdb_methods
*methods
, bool update
, uint32 acb_mask
)
1186 return NT_STATUS_NOT_IMPLEMENTED
;
1189 static NTSTATUS
pdb_default_getsampwent(struct pdb_methods
*methods
, struct samu
*user
)
1191 return NT_STATUS_NOT_IMPLEMENTED
;
1194 static void pdb_default_endsampwent(struct pdb_methods
*methods
)
1196 return; /* NT_STATUS_NOT_IMPLEMENTED; */
1199 static NTSTATUS
pdb_default_get_account_policy(struct pdb_methods
*methods
, int policy_index
, uint32
*value
)
1201 return account_policy_get(policy_index
, value
) ? NT_STATUS_OK
: NT_STATUS_UNSUCCESSFUL
;
1204 static NTSTATUS
pdb_default_set_account_policy(struct pdb_methods
*methods
, int policy_index
, uint32 value
)
1206 return account_policy_set(policy_index
, value
) ? NT_STATUS_OK
: NT_STATUS_UNSUCCESSFUL
;
1209 static NTSTATUS
pdb_default_get_seq_num(struct pdb_methods
*methods
, time_t *seq_num
)
1211 *seq_num
= time(NULL
);
1212 return NT_STATUS_OK
;
1215 static bool pdb_default_uid_to_sid(struct pdb_methods
*methods
, uid_t uid
,
1218 struct samu
*sampw
= NULL
;
1219 struct passwd
*unix_pw
;
1222 unix_pw
= sys_getpwuid( uid
);
1225 DEBUG(4,("pdb_default_uid_to_rid: host has no idea of uid "
1226 "%lu\n", (unsigned long)uid
));
1230 if ( !(sampw
= samu_new( NULL
)) ) {
1231 DEBUG(0,("pdb_default_uid_to_rid: samu_new() failed!\n"));
1236 ret
= NT_STATUS_IS_OK(
1237 methods
->getsampwnam(methods
, sampw
, unix_pw
->pw_name
));
1241 DEBUG(5, ("pdb_default_uid_to_rid: Did not find user "
1242 "%s (%d)\n", unix_pw
->pw_name
, uid
));
1247 sid_copy(sid
, pdb_get_user_sid(sampw
));
1254 static bool pdb_default_uid_to_rid(struct pdb_methods
*methods
, uid_t uid
,
1260 ret
= pdb_default_uid_to_sid(methods
, uid
, &sid
);
1265 ret
= sid_peek_check_rid(get_global_sam_sid(), &sid
, rid
);
1268 DEBUG(1, ("Could not peek rid out of sid %s\n",
1269 sid_string_dbg(&sid
)));
1275 static bool pdb_default_gid_to_sid(struct pdb_methods
*methods
, gid_t gid
,
1280 if (!NT_STATUS_IS_OK(methods
->getgrgid(methods
, &map
, gid
))) {
1284 sid_copy(sid
, &map
.sid
);
1288 static bool pdb_default_sid_to_id(struct pdb_methods
*methods
,
1290 union unid_t
*id
, enum lsa_SidType
*type
)
1292 TALLOC_CTX
*mem_ctx
;
1297 mem_ctx
= talloc_new(NULL
);
1299 if (mem_ctx
== NULL
) {
1300 DEBUG(0, ("talloc_new failed\n"));
1304 if (sid_peek_check_rid(get_global_sam_sid(), sid
, &rid
)) {
1305 /* Here we might have users as well as groups and aliases */
1306 ret
= lookup_global_sam_rid(mem_ctx
, rid
, &name
, type
, id
);
1310 /* check for "Unix User" */
1312 if ( sid_peek_check_rid(&global_sid_Unix_Users
, sid
, &rid
) ) {
1314 *type
= SID_NAME_USER
;
1319 /* check for "Unix Group" */
1321 if ( sid_peek_check_rid(&global_sid_Unix_Groups
, sid
, &rid
) ) {
1323 *type
= SID_NAME_ALIAS
;
1330 if (sid_check_is_in_builtin(sid
) ||
1331 sid_check_is_in_wellknown_domain(sid
)) {
1332 /* Here we only have aliases */
1334 if (!NT_STATUS_IS_OK(methods
->getgrsid(methods
, &map
, *sid
))) {
1335 DEBUG(10, ("Could not find map for sid %s\n",
1336 sid_string_dbg(sid
)));
1339 if ((map
.sid_name_use
!= SID_NAME_ALIAS
) &&
1340 (map
.sid_name_use
!= SID_NAME_WKN_GRP
)) {
1341 DEBUG(10, ("Map for sid %s is a %s, expected an "
1342 "alias\n", sid_string_dbg(sid
),
1343 sid_type_lookup(map
.sid_name_use
)));
1348 *type
= SID_NAME_ALIAS
;
1353 DEBUG(5, ("Sid %s is neither ours, a Unix SID, nor builtin\n",
1354 sid_string_dbg(sid
)));
1358 TALLOC_FREE(mem_ctx
);
1362 static bool add_uid_to_array_unique(TALLOC_CTX
*mem_ctx
,
1363 uid_t uid
, uid_t
**pp_uids
, size_t *p_num
)
1367 for (i
=0; i
<*p_num
; i
++) {
1368 if ((*pp_uids
)[i
] == uid
)
1372 *pp_uids
= TALLOC_REALLOC_ARRAY(mem_ctx
, *pp_uids
, uid_t
, *p_num
+1);
1374 if (*pp_uids
== NULL
)
1377 (*pp_uids
)[*p_num
] = uid
;
1382 static bool get_memberuids(TALLOC_CTX
*mem_ctx
, gid_t gid
, uid_t
**pp_uids
, size_t *p_num
)
1393 /* We only look at our own sam, so don't care about imported stuff */
1394 winbind_env
= winbind_env_set();
1397 if ((grp
= getgrgid(gid
)) == NULL
) {
1398 /* allow winbindd lookups, but only if they weren't already disabled */
1402 /* Primary group members */
1404 while ((pwd
= getpwent()) != NULL
) {
1405 if (pwd
->pw_gid
== gid
) {
1406 if (!add_uid_to_array_unique(mem_ctx
, pwd
->pw_uid
,
1414 /* Secondary group members */
1415 for (gr
= grp
->gr_mem
; (*gr
!= NULL
) && ((*gr
)[0] != '\0'); gr
+= 1) {
1416 struct passwd
*pw
= getpwnam(*gr
);
1420 if (!add_uid_to_array_unique(mem_ctx
, pw
->pw_uid
, pp_uids
, p_num
)) {
1429 /* allow winbindd lookups, but only if they weren't already disabled */
1437 static NTSTATUS
pdb_default_enum_group_members(struct pdb_methods
*methods
,
1438 TALLOC_CTX
*mem_ctx
,
1439 const DOM_SID
*group
,
1440 uint32
**pp_member_rids
,
1441 size_t *p_num_members
)
1447 *pp_member_rids
= NULL
;
1450 if (!sid_to_gid(group
, &gid
))
1451 return NT_STATUS_NO_SUCH_GROUP
;
1453 if(!get_memberuids(mem_ctx
, gid
, &uids
, &num_uids
))
1454 return NT_STATUS_NO_SUCH_GROUP
;
1457 return NT_STATUS_OK
;
1459 *pp_member_rids
= TALLOC_ZERO_ARRAY(mem_ctx
, uint32
, num_uids
);
1461 for (i
=0; i
<num_uids
; i
++) {
1464 uid_to_sid(&sid
, uids
[i
]);
1466 if (!sid_check_is_in_our_domain(&sid
)) {
1467 DEBUG(5, ("Inconsistent SAM -- group member uid not "
1468 "in our domain\n"));
1472 sid_peek_rid(&sid
, &(*pp_member_rids
)[*p_num_members
]);
1473 *p_num_members
+= 1;
1476 return NT_STATUS_OK
;
1479 static NTSTATUS
pdb_default_enum_group_memberships(struct pdb_methods
*methods
,
1480 TALLOC_CTX
*mem_ctx
,
1484 size_t *p_num_groups
)
1489 const char *username
= pdb_get_username(user
);
1492 /* Ignore the primary group SID. Honor the real Unix primary group.
1493 The primary group SID is only of real use to Windows clients */
1495 if ( !(pw
= getpwnam_alloc(mem_ctx
, username
)) ) {
1496 return NT_STATUS_NO_SUCH_USER
;
1503 if (!getgroups_unix_user(mem_ctx
, username
, gid
, pp_gids
, p_num_groups
)) {
1504 return NT_STATUS_NO_SUCH_USER
;
1507 if (*p_num_groups
== 0) {
1508 smb_panic("primary group missing");
1511 *pp_sids
= TALLOC_ARRAY(mem_ctx
, DOM_SID
, *p_num_groups
);
1513 if (*pp_sids
== NULL
) {
1514 TALLOC_FREE(*pp_gids
);
1515 return NT_STATUS_NO_MEMORY
;
1518 for (i
=0; i
<*p_num_groups
; i
++) {
1519 gid_to_sid(&(*pp_sids
)[i
], (*pp_gids
)[i
]);
1522 return NT_STATUS_OK
;
1525 /*******************************************************************
1526 Look up a rid in the SAM we're responsible for (i.e. passdb)
1527 ********************************************************************/
1529 static bool lookup_global_sam_rid(TALLOC_CTX
*mem_ctx
, uint32 rid
,
1531 enum lsa_SidType
*psid_name_use
,
1532 union unid_t
*unix_id
)
1534 struct samu
*sam_account
= NULL
;
1539 *psid_name_use
= SID_NAME_UNKNOWN
;
1541 DEBUG(5,("lookup_global_sam_rid: looking up RID %u.\n",
1542 (unsigned int)rid
));
1544 sid_copy(&sid
, get_global_sam_sid());
1545 sid_append_rid(&sid
, rid
);
1547 /* see if the passdb can help us with the name of the user */
1549 if ( !(sam_account
= samu_new( NULL
)) ) {
1553 /* BEING ROOT BLLOCK */
1555 if (pdb_getsampwsid(sam_account
, &sid
)) {
1558 unbecome_root(); /* -----> EXIT BECOME_ROOT() */
1559 *name
= talloc_strdup(mem_ctx
, pdb_get_username(sam_account
));
1561 TALLOC_FREE(sam_account
);
1565 *psid_name_use
= SID_NAME_USER
;
1567 TALLOC_FREE(sam_account
);
1569 if (unix_id
== NULL
) {
1573 pw
= Get_Pwnam_alloc(talloc_tos(), *name
);
1577 unix_id
->uid
= pw
->pw_uid
;
1581 TALLOC_FREE(sam_account
);
1583 ret
= pdb_getgrsid(&map
, sid
);
1585 /* END BECOME_ROOT BLOCK */
1587 /* do not resolve SIDs to a name unless there is a valid
1588 gid associated with it */
1590 if ( ret
&& (map
.gid
!= (gid_t
)-1) ) {
1591 *name
= talloc_strdup(mem_ctx
, map
.nt_name
);
1592 *psid_name_use
= map
.sid_name_use
;
1595 unix_id
->gid
= map
.gid
;
1601 /* Windows will always map RID 513 to something. On a non-domain
1602 controller, this gets mapped to SERVER\None. */
1605 DEBUG(5, ("Can't find a unix id for an unmapped group\n"));
1609 if ( rid
== DOMAIN_GROUP_RID_USERS
) {
1610 *name
= talloc_strdup(mem_ctx
, "None" );
1611 *psid_name_use
= SID_NAME_DOM_GRP
;
1619 static NTSTATUS
pdb_default_lookup_rids(struct pdb_methods
*methods
,
1620 const DOM_SID
*domain_sid
,
1624 enum lsa_SidType
*attrs
)
1628 bool have_mapped
= False
;
1629 bool have_unmapped
= False
;
1631 if (sid_check_is_builtin(domain_sid
)) {
1633 for (i
=0; i
<num_rids
; i
++) {
1636 if (lookup_builtin_rid(names
, rids
[i
], &name
)) {
1637 attrs
[i
] = SID_NAME_ALIAS
;
1639 DEBUG(5,("lookup_rids: %s:%d\n",
1640 names
[i
], attrs
[i
]));
1643 have_unmapped
= True
;
1644 attrs
[i
] = SID_NAME_UNKNOWN
;
1650 /* Should not happen, but better check once too many */
1651 if (!sid_check_is_domain(domain_sid
)) {
1652 return NT_STATUS_INVALID_HANDLE
;
1655 for (i
= 0; i
< num_rids
; i
++) {
1658 if (lookup_global_sam_rid(names
, rids
[i
], &name
, &attrs
[i
],
1661 return NT_STATUS_NO_MEMORY
;
1664 DEBUG(5,("lookup_rids: %s:%d\n", names
[i
], attrs
[i
]));
1667 have_unmapped
= True
;
1668 attrs
[i
] = SID_NAME_UNKNOWN
;
1674 result
= NT_STATUS_NONE_MAPPED
;
1677 result
= have_unmapped
? STATUS_SOME_UNMAPPED
: NT_STATUS_OK
;
1683 static NTSTATUS
pdb_default_lookup_names(struct pdb_methods
*methods
,
1684 const DOM_SID
*domain_sid
,
1688 enum lsa_SidType
*attrs
)
1692 bool have_mapped
= False
;
1693 bool have_unmapped
= False
;
1695 if (sid_check_is_builtin(domain_sid
)) {
1697 for (i
=0; i
<num_names
; i
++) {
1700 if (lookup_builtin_name(names
[i
], &rid
)) {
1701 attrs
[i
] = SID_NAME_ALIAS
;
1703 DEBUG(5,("lookup_rids: %s:%d\n",
1704 names
[i
], attrs
[i
]));
1707 have_unmapped
= True
;
1708 attrs
[i
] = SID_NAME_UNKNOWN
;
1714 /* Should not happen, but better check once too many */
1715 if (!sid_check_is_domain(domain_sid
)) {
1716 return NT_STATUS_INVALID_HANDLE
;
1719 for (i
= 0; i
< num_names
; i
++) {
1720 if (lookup_global_sam_name(names
[i
], 0, &rids
[i
], &attrs
[i
])) {
1721 DEBUG(5,("lookup_names: %s-> %d:%d\n", names
[i
],
1722 rids
[i
], attrs
[i
]));
1725 have_unmapped
= True
;
1726 attrs
[i
] = SID_NAME_UNKNOWN
;
1732 result
= NT_STATUS_NONE_MAPPED
;
1735 result
= have_unmapped
? STATUS_SOME_UNMAPPED
: NT_STATUS_OK
;
1741 static struct pdb_search
*pdb_search_init(enum pdb_search_type type
)
1743 TALLOC_CTX
*mem_ctx
;
1744 struct pdb_search
*result
;
1746 mem_ctx
= talloc_init("pdb_search");
1747 if (mem_ctx
== NULL
) {
1748 DEBUG(0, ("talloc_init failed\n"));
1752 result
= TALLOC_P(mem_ctx
, struct pdb_search
);
1753 if (result
== NULL
) {
1754 DEBUG(0, ("talloc failed\n"));
1758 result
->mem_ctx
= mem_ctx
;
1759 result
->type
= type
;
1760 result
->cache
= NULL
;
1761 result
->num_entries
= 0;
1762 result
->cache_size
= 0;
1763 result
->search_ended
= False
;
1765 /* Segfault appropriately if not initialized */
1766 result
->next_entry
= NULL
;
1767 result
->search_end
= NULL
;
1772 static void fill_displayentry(TALLOC_CTX
*mem_ctx
, uint32 rid
,
1774 const char *account_name
,
1775 const char *fullname
,
1776 const char *description
,
1777 struct samr_displayentry
*entry
)
1780 entry
->acct_flags
= acct_flags
;
1782 if (account_name
!= NULL
)
1783 entry
->account_name
= talloc_strdup(mem_ctx
, account_name
);
1785 entry
->account_name
= "";
1787 if (fullname
!= NULL
)
1788 entry
->fullname
= talloc_strdup(mem_ctx
, fullname
);
1790 entry
->fullname
= "";
1792 if (description
!= NULL
)
1793 entry
->description
= talloc_strdup(mem_ctx
, description
);
1795 entry
->description
= "";
1798 static bool user_search_in_progress
= False
;
1799 struct user_search
{
1803 static bool next_entry_users(struct pdb_search
*s
,
1804 struct samr_displayentry
*entry
)
1806 struct user_search
*state
= (struct user_search
*)s
->private_data
;
1807 struct samu
*user
= NULL
;
1810 if ( !(user
= samu_new( NULL
)) ) {
1811 DEBUG(0, ("next_entry_users: samu_new() failed!\n"));
1815 if (!pdb_getsampwent(user
)) {
1820 if ((state
->acct_flags
!= 0) &&
1821 ((pdb_get_acct_ctrl(user
) & state
->acct_flags
) == 0)) {
1826 fill_displayentry(s
->mem_ctx
, pdb_get_user_rid(user
),
1827 pdb_get_acct_ctrl(user
), pdb_get_username(user
),
1828 pdb_get_fullname(user
), pdb_get_acct_desc(user
),
1835 static void search_end_users(struct pdb_search
*search
)
1838 user_search_in_progress
= False
;
1841 static bool pdb_default_search_users(struct pdb_methods
*methods
,
1842 struct pdb_search
*search
,
1845 struct user_search
*state
;
1847 if (user_search_in_progress
) {
1848 DEBUG(1, ("user search in progress\n"));
1852 if (!pdb_setsampwent(False
, acct_flags
)) {
1853 DEBUG(5, ("Could not start search\n"));
1857 user_search_in_progress
= True
;
1859 state
= TALLOC_P(search
->mem_ctx
, struct user_search
);
1860 if (state
== NULL
) {
1861 DEBUG(0, ("talloc failed\n"));
1865 state
->acct_flags
= acct_flags
;
1867 search
->private_data
= state
;
1868 search
->next_entry
= next_entry_users
;
1869 search
->search_end
= search_end_users
;
1873 struct group_search
{
1875 size_t num_groups
, current_group
;
1878 static bool next_entry_groups(struct pdb_search
*s
,
1879 struct samr_displayentry
*entry
)
1881 struct group_search
*state
= (struct group_search
*)s
->private_data
;
1883 GROUP_MAP
*map
= &state
->groups
[state
->current_group
];
1885 if (state
->current_group
== state
->num_groups
)
1888 sid_peek_rid(&map
->sid
, &rid
);
1890 fill_displayentry(s
->mem_ctx
, rid
, 0, map
->nt_name
, NULL
, map
->comment
,
1893 state
->current_group
+= 1;
1897 static void search_end_groups(struct pdb_search
*search
)
1899 struct group_search
*state
=
1900 (struct group_search
*)search
->private_data
;
1901 SAFE_FREE(state
->groups
);
1904 static bool pdb_search_grouptype(struct pdb_search
*search
,
1905 const DOM_SID
*sid
, enum lsa_SidType type
)
1907 struct group_search
*state
;
1909 state
= TALLOC_P(search
->mem_ctx
, struct group_search
);
1910 if (state
== NULL
) {
1911 DEBUG(0, ("talloc failed\n"));
1915 if (!pdb_enum_group_mapping(sid
, type
, &state
->groups
, &state
->num_groups
,
1917 DEBUG(0, ("Could not enum groups\n"));
1921 state
->current_group
= 0;
1922 search
->private_data
= state
;
1923 search
->next_entry
= next_entry_groups
;
1924 search
->search_end
= search_end_groups
;
1928 static bool pdb_default_search_groups(struct pdb_methods
*methods
,
1929 struct pdb_search
*search
)
1931 return pdb_search_grouptype(search
, get_global_sam_sid(), SID_NAME_DOM_GRP
);
1934 static bool pdb_default_search_aliases(struct pdb_methods
*methods
,
1935 struct pdb_search
*search
,
1939 return pdb_search_grouptype(search
, sid
, SID_NAME_ALIAS
);
1942 static struct samr_displayentry
*pdb_search_getentry(struct pdb_search
*search
,
1945 if (idx
< search
->num_entries
)
1946 return &search
->cache
[idx
];
1948 if (search
->search_ended
)
1951 while (idx
>= search
->num_entries
) {
1952 struct samr_displayentry entry
;
1954 if (!search
->next_entry(search
, &entry
)) {
1955 search
->search_end(search
);
1956 search
->search_ended
= True
;
1960 ADD_TO_LARGE_ARRAY(search
->mem_ctx
, struct samr_displayentry
,
1961 entry
, &search
->cache
, &search
->num_entries
,
1962 &search
->cache_size
);
1965 return (search
->num_entries
> idx
) ? &search
->cache
[idx
] : NULL
;
1968 struct pdb_search
*pdb_search_users(uint32 acct_flags
)
1970 struct pdb_methods
*pdb
= pdb_get_methods();
1971 struct pdb_search
*result
;
1973 result
= pdb_search_init(PDB_USER_SEARCH
);
1974 if (result
== NULL
) {
1978 if (!pdb
->search_users(pdb
, result
, acct_flags
)) {
1979 talloc_destroy(result
->mem_ctx
);
1985 struct pdb_search
*pdb_search_groups(void)
1987 struct pdb_methods
*pdb
= pdb_get_methods();
1988 struct pdb_search
*result
;
1990 result
= pdb_search_init(PDB_GROUP_SEARCH
);
1991 if (result
== NULL
) {
1995 if (!pdb
->search_groups(pdb
, result
)) {
1996 talloc_destroy(result
->mem_ctx
);
2002 struct pdb_search
*pdb_search_aliases(const DOM_SID
*sid
)
2004 struct pdb_methods
*pdb
= pdb_get_methods();
2005 struct pdb_search
*result
;
2007 if (pdb
== NULL
) return NULL
;
2009 result
= pdb_search_init(PDB_ALIAS_SEARCH
);
2010 if (result
== NULL
) return NULL
;
2012 if (!pdb
->search_aliases(pdb
, result
, sid
)) {
2013 talloc_destroy(result
->mem_ctx
);
2019 uint32
pdb_search_entries(struct pdb_search
*search
,
2020 uint32 start_idx
, uint32 max_entries
,
2021 struct samr_displayentry
**result
)
2023 struct samr_displayentry
*end_entry
;
2024 uint32 end_idx
= start_idx
+max_entries
-1;
2026 /* The first entry needs to be searched after the last. Otherwise the
2027 * first entry might have moved due to a realloc during the search for
2028 * the last entry. */
2030 end_entry
= pdb_search_getentry(search
, end_idx
);
2031 *result
= pdb_search_getentry(search
, start_idx
);
2033 if (end_entry
!= NULL
)
2036 if (start_idx
>= search
->num_entries
)
2039 return search
->num_entries
- start_idx
;
2042 void pdb_search_destroy(struct pdb_search
*search
)
2047 if (!search
->search_ended
)
2048 search
->search_end(search
);
2050 talloc_destroy(search
->mem_ctx
);
2053 /*******************************************************************
2055 *******************************************************************/
2057 bool pdb_get_trusteddom_pw(const char *domain
, char** pwd
, DOM_SID
*sid
,
2058 time_t *pass_last_set_time
)
2060 struct pdb_methods
*pdb
= pdb_get_methods();
2061 return pdb
->get_trusteddom_pw(pdb
, domain
, pwd
, sid
,
2062 pass_last_set_time
);
2065 bool pdb_set_trusteddom_pw(const char* domain
, const char* pwd
,
2068 struct pdb_methods
*pdb
= pdb_get_methods();
2069 return pdb
->set_trusteddom_pw(pdb
, domain
, pwd
, sid
);
2072 bool pdb_del_trusteddom_pw(const char *domain
)
2074 struct pdb_methods
*pdb
= pdb_get_methods();
2075 return pdb
->del_trusteddom_pw(pdb
, domain
);
2078 NTSTATUS
pdb_enum_trusteddoms(TALLOC_CTX
*mem_ctx
, uint32
*num_domains
,
2079 struct trustdom_info
***domains
)
2081 struct pdb_methods
*pdb
= pdb_get_methods();
2082 return pdb
->enum_trusteddoms(pdb
, mem_ctx
, num_domains
, domains
);
2085 /*******************************************************************
2086 the defaults for trustdom methods:
2087 these simply call the original passdb/secrets.c actions,
2088 to be replaced by pdb_ldap.
2089 *******************************************************************/
2091 static bool pdb_default_get_trusteddom_pw(struct pdb_methods
*methods
,
2095 time_t *pass_last_set_time
)
2097 return secrets_fetch_trusted_domain_password(domain
, pwd
,
2098 sid
, pass_last_set_time
);
2102 static bool pdb_default_set_trusteddom_pw(struct pdb_methods
*methods
,
2107 return secrets_store_trusted_domain_password(domain
, pwd
, sid
);
2110 static bool pdb_default_del_trusteddom_pw(struct pdb_methods
*methods
,
2113 return trusted_domain_password_delete(domain
);
2116 static NTSTATUS
pdb_default_enum_trusteddoms(struct pdb_methods
*methods
,
2117 TALLOC_CTX
*mem_ctx
,
2118 uint32
*num_domains
,
2119 struct trustdom_info
***domains
)
2121 return secrets_trusted_domains(mem_ctx
, num_domains
, domains
);
2124 /*******************************************************************
2125 Create a pdb_methods structure and initialize it with the default
2126 operations. In this way a passdb module can simply implement
2127 the functionality it cares about. However, normally this is done
2128 in groups of related functions.
2129 *******************************************************************/
2131 NTSTATUS
make_pdb_method( struct pdb_methods
**methods
)
2133 /* allocate memory for the structure as its own talloc CTX */
2135 if ( !(*methods
= TALLOC_ZERO_P(NULL
, struct pdb_methods
) ) ) {
2136 return NT_STATUS_NO_MEMORY
;
2139 (*methods
)->setsampwent
= pdb_default_setsampwent
;
2140 (*methods
)->endsampwent
= pdb_default_endsampwent
;
2141 (*methods
)->getsampwent
= pdb_default_getsampwent
;
2142 (*methods
)->getsampwnam
= pdb_default_getsampwnam
;
2143 (*methods
)->getsampwsid
= pdb_default_getsampwsid
;
2144 (*methods
)->create_user
= pdb_default_create_user
;
2145 (*methods
)->delete_user
= pdb_default_delete_user
;
2146 (*methods
)->add_sam_account
= pdb_default_add_sam_account
;
2147 (*methods
)->update_sam_account
= pdb_default_update_sam_account
;
2148 (*methods
)->delete_sam_account
= pdb_default_delete_sam_account
;
2149 (*methods
)->rename_sam_account
= pdb_default_rename_sam_account
;
2150 (*methods
)->update_login_attempts
= pdb_default_update_login_attempts
;
2152 (*methods
)->getgrsid
= pdb_default_getgrsid
;
2153 (*methods
)->getgrgid
= pdb_default_getgrgid
;
2154 (*methods
)->getgrnam
= pdb_default_getgrnam
;
2155 (*methods
)->create_dom_group
= pdb_default_create_dom_group
;
2156 (*methods
)->delete_dom_group
= pdb_default_delete_dom_group
;
2157 (*methods
)->add_group_mapping_entry
= pdb_default_add_group_mapping_entry
;
2158 (*methods
)->update_group_mapping_entry
= pdb_default_update_group_mapping_entry
;
2159 (*methods
)->delete_group_mapping_entry
= pdb_default_delete_group_mapping_entry
;
2160 (*methods
)->enum_group_mapping
= pdb_default_enum_group_mapping
;
2161 (*methods
)->enum_group_members
= pdb_default_enum_group_members
;
2162 (*methods
)->enum_group_memberships
= pdb_default_enum_group_memberships
;
2163 (*methods
)->set_unix_primary_group
= pdb_default_set_unix_primary_group
;
2164 (*methods
)->add_groupmem
= pdb_default_add_groupmem
;
2165 (*methods
)->del_groupmem
= pdb_default_del_groupmem
;
2166 (*methods
)->create_alias
= pdb_default_create_alias
;
2167 (*methods
)->delete_alias
= pdb_default_delete_alias
;
2168 (*methods
)->get_aliasinfo
= pdb_default_get_aliasinfo
;
2169 (*methods
)->set_aliasinfo
= pdb_default_set_aliasinfo
;
2170 (*methods
)->add_aliasmem
= pdb_default_add_aliasmem
;
2171 (*methods
)->del_aliasmem
= pdb_default_del_aliasmem
;
2172 (*methods
)->enum_aliasmem
= pdb_default_enum_aliasmem
;
2173 (*methods
)->enum_alias_memberships
= pdb_default_alias_memberships
;
2174 (*methods
)->lookup_rids
= pdb_default_lookup_rids
;
2175 (*methods
)->get_account_policy
= pdb_default_get_account_policy
;
2176 (*methods
)->set_account_policy
= pdb_default_set_account_policy
;
2177 (*methods
)->get_seq_num
= pdb_default_get_seq_num
;
2178 (*methods
)->uid_to_rid
= pdb_default_uid_to_rid
;
2179 (*methods
)->uid_to_sid
= pdb_default_uid_to_sid
;
2180 (*methods
)->gid_to_sid
= pdb_default_gid_to_sid
;
2181 (*methods
)->sid_to_id
= pdb_default_sid_to_id
;
2183 (*methods
)->search_users
= pdb_default_search_users
;
2184 (*methods
)->search_groups
= pdb_default_search_groups
;
2185 (*methods
)->search_aliases
= pdb_default_search_aliases
;
2187 (*methods
)->get_trusteddom_pw
= pdb_default_get_trusteddom_pw
;
2188 (*methods
)->set_trusteddom_pw
= pdb_default_set_trusteddom_pw
;
2189 (*methods
)->del_trusteddom_pw
= pdb_default_del_trusteddom_pw
;
2190 (*methods
)->enum_trusteddoms
= pdb_default_enum_trusteddoms
;
2192 return NT_STATUS_OK
;