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r15837: starting sync up for 3.0.23rc1 (in sync with SAMBA_3_0 r15822)
[Samba.git] / source / passdb / pdb_interface.c
blob393b60516cc1c808b4f27007d19e74ca0e58d3f0
1 /*
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
8
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 2 of the License, or
12 (at your option) any later version.
13
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.
18
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 */
23
24 #include "includes.h"
25
26 #undef DBGC_CLASS
27 #define DBGC_CLASS DBGC_PASSDB
28
29 /* Cache of latest SAM lookup query */
30
31 static struct samu *csamuser = NULL;
32
33 static_decl_pdb;
34
35 static struct pdb_init_function_entry *backends = NULL;
36
37 static void lazy_initialize_passdb(void)
38 {
39 static BOOL initialized = False;
40 if(initialized)return;
41 static_init_pdb;
42 initialized = True;
43 }
44
45 static BOOL lookup_global_sam_rid(TALLOC_CTX *mem_ctx, uint32 rid,
46 const char **name,
47 enum SID_NAME_USE *psid_name_use,
48 union unid_t *unix_id);
49 /*******************************************************************
50 Clean up uninitialised passwords. The only way to tell
51 that these values are not 'real' is that they do not
52 have a valid last set time. Instead, the value is fixed at 0.
53 Therefore we use that as the key for 'is this a valid password'.
54 However, it is perfectly valid to have a 'default' last change
55 time, such LDAP with a missing attribute would produce.
56 ********************************************************************/
57
58 static void pdb_force_pw_initialization(struct samu *pass)
59 {
60 const uint8 *lm_pwd, *nt_pwd;
61
62 /* only reset a password if the last set time has been
63 explicitly been set to zero. A default last set time
64 is ignored */
65
66 if ( (pdb_get_init_flags(pass, PDB_PASSLASTSET) != PDB_DEFAULT)
67 && (pdb_get_pass_last_set_time(pass) == 0) )
68 {
69
70 if (pdb_get_init_flags(pass, PDB_LMPASSWD) != PDB_DEFAULT)
71 {
72 lm_pwd = pdb_get_lanman_passwd(pass);
73 if (lm_pwd)
74 pdb_set_lanman_passwd(pass, NULL, PDB_CHANGED);
75 }
76 if (pdb_get_init_flags(pass, PDB_NTPASSWD) != PDB_DEFAULT)
77 {
78 nt_pwd = pdb_get_nt_passwd(pass);
79 if (nt_pwd)
80 pdb_set_nt_passwd(pass, NULL, PDB_CHANGED);
81 }
82 }
83
84 return;
85 }
86
87 NTSTATUS smb_register_passdb(int version, const char *name, pdb_init_function init)
88 {
89 struct pdb_init_function_entry *entry = backends;
90
91 if(version != PASSDB_INTERFACE_VERSION) {
92 DEBUG(0,("Can't register passdb backend!\n"
93 "You tried to register a passdb module with PASSDB_INTERFACE_VERSION %d, "
94 "while this version of samba uses version %d\n",
95 version,PASSDB_INTERFACE_VERSION));
96 return NT_STATUS_OBJECT_TYPE_MISMATCH;
97 }
98
99 if (!name || !init) {
100 return NT_STATUS_INVALID_PARAMETER;
101 }
102
103 DEBUG(5,("Attempting to register passdb backend %s\n", name));
104
105 /* Check for duplicates */
106 if (pdb_find_backend_entry(name)) {
107 DEBUG(0,("There already is a passdb backend registered with the name %s!\n", name));
108 return NT_STATUS_OBJECT_NAME_COLLISION;
109 }
110
111 entry = SMB_XMALLOC_P(struct pdb_init_function_entry);
112 entry->name = smb_xstrdup(name);
113 entry->init = init;
114
115 DLIST_ADD(backends, entry);
116 DEBUG(5,("Successfully added passdb backend '%s'\n", name));
117 return NT_STATUS_OK;
118 }
119
120 struct pdb_init_function_entry *pdb_find_backend_entry(const char *name)
121 {
122 struct pdb_init_function_entry *entry = backends;
123
124 while(entry) {
125 if (strcmp(entry->name, name)==0) return entry;
126 entry = entry->next;
127 }
128
129 return NULL;
130 }
131
132 /******************************************************************
133 Make a pdb_methods from scratch
134 *******************************************************************/
135
136 NTSTATUS make_pdb_method_name(struct pdb_methods **methods, const char *selected)
137 {
138 char *module_name = smb_xstrdup(selected);
139 char *module_location = NULL, *p;
140 struct pdb_init_function_entry *entry;
141 NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
142
143 lazy_initialize_passdb();
144
145 p = strchr(module_name, ':');
146
147 if (p) {
148 *p = 0;
149 module_location = p+1;
150 trim_char(module_location, ' ', ' ');
151 }
152
153 trim_char(module_name, ' ', ' ');
154
155
156 DEBUG(5,("Attempting to find an passdb backend to match %s (%s)\n", selected, module_name));
157
158 entry = pdb_find_backend_entry(module_name);
159
160 /* Try to find a module that contains this module */
161 if (!entry) {
162 DEBUG(2,("No builtin backend found, trying to load plugin\n"));
163 if(NT_STATUS_IS_OK(smb_probe_module("pdb", module_name)) && !(entry = pdb_find_backend_entry(module_name))) {
164 DEBUG(0,("Plugin is available, but doesn't register passdb backend %s\n", module_name));
165 SAFE_FREE(module_name);
166 return NT_STATUS_UNSUCCESSFUL;
167 }
168 }
169
170 /* No such backend found */
171 if(!entry) {
172 DEBUG(0,("No builtin nor plugin backend for %s found\n", module_name));
173 SAFE_FREE(module_name);
174 return NT_STATUS_INVALID_PARAMETER;
175 }
176
177 DEBUG(5,("Found pdb backend %s\n", module_name));
178
179 if ( !NT_STATUS_IS_OK( nt_status = entry->init(methods, module_location) ) ) {
180 DEBUG(0,("pdb backend %s did not correctly init (error was %s)\n",
181 selected, nt_errstr(nt_status)));
182 SAFE_FREE(module_name);
183 return nt_status;
184 }
185
186 SAFE_FREE(module_name);
187
188 DEBUG(5,("pdb backend %s has a valid init\n", selected));
189
190 return nt_status;
191 }
192
193 /******************************************************************
194 Return an already initialised pdn_methods structure
195 *******************************************************************/
196
197 static struct pdb_methods *pdb_get_methods_reload( BOOL reload )
198 {
199 static struct pdb_methods *pdb = NULL;
200
201 if ( pdb && reload ) {
202 pdb->free_private_data( &(pdb->private_data) );
203 if ( !NT_STATUS_IS_OK( make_pdb_method_name( &pdb, lp_passdb_backend() ) ) ) {
204 return NULL;
205 }
206 }
207
208 if ( !pdb ) {
209 if ( !NT_STATUS_IS_OK( make_pdb_method_name( &pdb, lp_passdb_backend() ) ) ) {
210 return NULL;
211 }
212 }
213
214 return pdb;
215 }
216
217 static struct pdb_methods *pdb_get_methods(void)
218 {
219 return pdb_get_methods_reload(False);
220 }
221
222 /******************************************************************
223 Backward compatibility functions for the original passdb interface
224 *******************************************************************/
225
226 BOOL pdb_setsampwent(BOOL update, uint16 acb_mask)
227 {
228 struct pdb_methods *pdb = pdb_get_methods();
229
230 if ( !pdb ) {
231 return False;
232 }
233
234 return NT_STATUS_IS_OK(pdb->setsampwent(pdb, update, acb_mask));
235 }
236
237 void pdb_endsampwent(void)
238 {
239 struct pdb_methods *pdb = pdb_get_methods();
240
241 if ( !pdb ) {
242 return;
243 }
244
245 pdb->endsampwent(pdb);
246 }
247
248 BOOL pdb_getsampwent(struct samu *user)
249 {
250 struct pdb_methods *pdb = pdb_get_methods();
251
252 if ( !pdb ) {
253 return False;
254 }
255
256 if ( !NT_STATUS_IS_OK(pdb->getsampwent(pdb, user) ) ) {
257 return False;
258 }
259
260 pdb_force_pw_initialization( user );
261
262 return True;
263 }
264
265 BOOL pdb_getsampwnam(struct samu *sam_acct, const char *username)
266 {
267 struct pdb_methods *pdb = pdb_get_methods();
268
269 if ( !pdb ) {
270 return False;
271 }
272
273 if (!NT_STATUS_IS_OK(pdb->getsampwnam(pdb, sam_acct, username))) {
274 return False;
275 }
276
277 if ( csamuser ) {
278 TALLOC_FREE(csamuser);
279 }
280
281 pdb_force_pw_initialization( sam_acct );
282
283 if ( (csamuser = samu_new( NULL )) != NULL ) {
284 pdb_copy_sam_account(csamuser, sam_acct);
285 }
286
287 return True;
288 }
289
290 /**********************************************************************
291 **********************************************************************/
292
293 BOOL guest_user_info( struct samu *user )
294 {
295 struct passwd *pwd;
296 NTSTATUS result;
297 const char *guestname = lp_guestaccount();
298
299 if ( !(pwd = getpwnam_alloc( NULL, guestname ) ) ) {
300 DEBUG(0,("guest_user_info: Unable to locate guest account [%s]!\n",
301 guestname));
302 return False;
303 }
304
305 result = samu_set_unix(user, pwd );
306
307 TALLOC_FREE( pwd );
308
309 return NT_STATUS_IS_OK( result );
310 }
311
312 /**********************************************************************
313 **********************************************************************/
314
315 BOOL pdb_getsampwsid(struct samu *sam_acct, const DOM_SID *sid)
316 {
317 struct pdb_methods *pdb;
318 uint32 rid;
319
320 if ( !(pdb = pdb_get_methods()) ) {
321 return False;
322 }
323
324 /* hard code the Guest RID of 501 */
325
326 if ( !sid_peek_check_rid( get_global_sam_sid(), sid, &rid ) )
327 return False;
328
329 if ( rid == DOMAIN_USER_RID_GUEST ) {
330 DEBUG(6,("pdb_getsampwsid: Building guest account\n"));
331 return guest_user_info( sam_acct );
332 }
333
334 /* check the cache first */
335
336 if ( csamuser && sid_equal(sid, pdb_get_user_sid(csamuser) ) )
337 return pdb_copy_sam_account(sam_acct, csamuser);
338
339 return NT_STATUS_IS_OK(pdb->getsampwsid(pdb, sam_acct, sid));
340 }
341
342 static NTSTATUS pdb_default_create_user(struct pdb_methods *methods,
343 TALLOC_CTX *tmp_ctx, const char *name,
344 uint32 acb_info, uint32 *rid)
345 {
346 struct samu *sam_pass;
347 NTSTATUS status;
348 struct passwd *pwd;
349
350 if ((sam_pass = samu_new(tmp_ctx)) == NULL) {
351 return NT_STATUS_NO_MEMORY;
352 }
353
354 if ( !(pwd = Get_Pwnam_alloc(tmp_ctx, name)) ) {
355 pstring add_script;
356 int add_ret;
357
358 if ((acb_info & ACB_NORMAL) && name[strlen(name)-1] != '$') {
359 pstrcpy(add_script, lp_adduser_script());
360 } else {
361 pstrcpy(add_script, lp_addmachine_script());
362 }
363
364 if (add_script[0] == '\0') {
365 DEBUG(3, ("Could not find user %s and no add script "
366 "defined\n", name));
367 return NT_STATUS_NO_SUCH_USER;
368 }
369
370 all_string_sub(add_script, "%u", name, sizeof(add_script));
371 add_ret = smbrun(add_script,NULL);
372 DEBUG(add_ret ? 0 : 3, ("_samr_create_user: Running the command `%s' gave %d\n",
373 add_script, add_ret));
374 flush_pwnam_cache();
375
376 pwd = Get_Pwnam_alloc(tmp_ctx, name);
377 }
378
379 /* we have a valid SID coming out of this call */
380
381 status = samu_alloc_rid_unix( sam_pass, pwd );
382
383 TALLOC_FREE( pwd );
384
385 if (!NT_STATUS_IS_OK(status)) {
386 DEBUG(3, ("pdb_default_create_user: failed to create a new user structure: %s\n", nt_errstr(status)));
387 return status;
388 }
389
390 if (!sid_peek_check_rid(get_global_sam_sid(),
391 pdb_get_user_sid(sam_pass), rid)) {
392 DEBUG(0, ("Could not get RID of fresh user\n"));
393 return NT_STATUS_INTERNAL_ERROR;
394 }
395
396 /* Disable the account on creation, it does not have a reasonable password yet. */
397
398 acb_info |= ACB_DISABLED;
399
400 pdb_set_acct_ctrl(sam_pass, acb_info, PDB_CHANGED);
401
402 status = pdb_add_sam_account(sam_pass);
403
404 TALLOC_FREE(sam_pass);
405
406 return status;
407 }
408
409 NTSTATUS pdb_create_user(TALLOC_CTX *mem_ctx, const char *name, uint32 flags,
410 uint32 *rid)
411 {
412 struct pdb_methods *pdb = pdb_get_methods();
413
414 if ( !pdb ) {
415 return NT_STATUS_UNSUCCESSFUL;
416 }
417
418 return pdb->create_user(pdb, mem_ctx, name, flags, rid);
419 }
420
421 /****************************************************************************
422 Delete a UNIX user on demand.
423 ****************************************************************************/
424
425 static int smb_delete_user(const char *unix_user)
426 {
427 pstring del_script;
428 int ret;
429
430 /* safety check */
431
432 if ( strequal( unix_user, "root" ) ) {
433 DEBUG(0,("smb_delete_user: Refusing to delete local system root account!\n"));
434 return -1;
435 }
436
437 pstrcpy(del_script, lp_deluser_script());
438 if (! *del_script)
439 return -1;
440 all_string_sub(del_script, "%u", unix_user, sizeof(del_script));
441 ret = smbrun(del_script,NULL);
442 flush_pwnam_cache();
443 DEBUG(ret ? 0 : 3,("smb_delete_user: Running the command `%s' gave %d\n",del_script,ret));
444
445 return ret;
446 }
447
448 static NTSTATUS pdb_default_delete_user(struct pdb_methods *methods,
449 TALLOC_CTX *mem_ctx,
450 struct samu *sam_acct)
451 {
452 NTSTATUS status;
453
454 status = pdb_delete_sam_account(sam_acct);
455 if (!NT_STATUS_IS_OK(status)) {
456 return status;
457 }
458
459 /*
460 * Now delete the unix side ....
461 * note: we don't check if the delete really happened as the script is
462 * not necessary present and maybe the sysadmin doesn't want to delete
463 * the unix side
464 */
465 smb_delete_user( pdb_get_username(sam_acct) );
466
467 return status;
468 }
469
470 NTSTATUS pdb_delete_user(TALLOC_CTX *mem_ctx, struct samu *sam_acct)
471 {
472 struct pdb_methods *pdb = pdb_get_methods();
473 uid_t uid = -1;
474
475 if ( !pdb ) {
476 return NT_STATUS_UNSUCCESSFUL;
477 }
478
479 /* sanity check to make sure we don't delete root */
480
481 if ( !sid_to_uid( pdb_get_user_sid(sam_acct), &uid ) ) {
482 return NT_STATUS_NO_SUCH_USER;
483 }
484
485 if ( uid == 0 ) {
486 return NT_STATUS_ACCESS_DENIED;
487 }
488
489 return pdb->delete_user(pdb, mem_ctx, sam_acct);
490 }
491
492 NTSTATUS pdb_add_sam_account(struct samu *sam_acct)
493 {
494 struct pdb_methods *pdb = pdb_get_methods();
495
496 if ( !pdb ) {
497 return NT_STATUS_UNSUCCESSFUL;
498 }
499
500 return pdb->add_sam_account(pdb, sam_acct);
501 }
502
503 NTSTATUS pdb_update_sam_account(struct samu *sam_acct)
504 {
505 struct pdb_methods *pdb = pdb_get_methods();
506
507 if ( !pdb ) {
508 return NT_STATUS_UNSUCCESSFUL;
509 }
510
511 if (csamuser != NULL) {
512 TALLOC_FREE(csamuser);
513 csamuser = NULL;
514 }
515
516 return pdb->update_sam_account(pdb, sam_acct);
517 }
518
519 NTSTATUS pdb_delete_sam_account(struct samu *sam_acct)
520 {
521 struct pdb_methods *pdb = pdb_get_methods();
522
523 if ( !pdb ) {
524 return NT_STATUS_UNSUCCESSFUL;
525 }
526
527 if (csamuser != NULL) {
528 TALLOC_FREE(csamuser);
529 csamuser = NULL;
530 }
531
532 return pdb->delete_sam_account(pdb, sam_acct);
533 }
534
535 NTSTATUS pdb_rename_sam_account(struct samu *oldname, const char *newname)
536 {
537 struct pdb_methods *pdb = pdb_get_methods();
538 uid_t uid;
539
540 if ( !pdb ) {
541 return NT_STATUS_NOT_IMPLEMENTED;
542 }
543
544 if (csamuser != NULL) {
545 TALLOC_FREE(csamuser);
546 csamuser = NULL;
547 }
548
549 /* sanity check to make sure we don't rename root */
550
551 if ( !sid_to_uid( pdb_get_user_sid(oldname), &uid ) ) {
552 return NT_STATUS_NO_SUCH_USER;
553 }
554
555 if ( uid == 0 ) {
556 return NT_STATUS_ACCESS_DENIED;
557 }
558
559 return pdb->rename_sam_account(pdb, oldname, newname);
560 }
561
562 NTSTATUS pdb_update_login_attempts(struct samu *sam_acct, BOOL success)
563 {
564 struct pdb_methods *pdb = pdb_get_methods();
565
566 if ( !pdb ) {
567 return NT_STATUS_NOT_IMPLEMENTED;
568 }
569
570 return pdb->update_login_attempts(pdb, sam_acct, success);
571 }
572
573 BOOL pdb_getgrsid(GROUP_MAP *map, DOM_SID sid)
574 {
575 struct pdb_methods *pdb = pdb_get_methods();
576
577 if ( !pdb ) {
578 return False;
579 }
580
581 return NT_STATUS_IS_OK(pdb->getgrsid(pdb, map, sid));
582 }
583
584 BOOL pdb_getgrgid(GROUP_MAP *map, gid_t gid)
585 {
586 struct pdb_methods *pdb = pdb_get_methods();
587
588 if ( !pdb ) {
589 return False;
590 }
591
592 return NT_STATUS_IS_OK(pdb->getgrgid(pdb, map, gid));
593 }
594
595 BOOL pdb_getgrnam(GROUP_MAP *map, const char *name)
596 {
597 struct pdb_methods *pdb = pdb_get_methods();
598
599 if ( !pdb ) {
600 return False;
601 }
602
603 return NT_STATUS_IS_OK(pdb->getgrnam(pdb, map, name));
604 }
605
606 static NTSTATUS pdb_default_create_dom_group(struct pdb_methods *methods,
607 TALLOC_CTX *mem_ctx,
608 const char *name,
609 uint32 *rid)
610 {
611 DOM_SID group_sid;
612 struct group *grp;
613
614 grp = getgrnam(name);
615
616 if (grp == NULL) {
617 gid_t gid;
618
619 if (smb_create_group(name, &gid) != 0) {
620 return NT_STATUS_ACCESS_DENIED;
621 }
622
623 grp = getgrgid(gid);
624 }
625
626 if (grp == NULL) {
627 return NT_STATUS_ACCESS_DENIED;
628 }
629
630 if (pdb_rid_algorithm()) {
631 *rid = pdb_gid_to_group_rid( grp->gr_gid );
632 } else {
633 if (!pdb_new_rid(rid)) {
634 return NT_STATUS_ACCESS_DENIED;
635 }
636 }
637
638 sid_compose(&group_sid, get_global_sam_sid(), *rid);
639
640 return add_initial_entry(grp->gr_gid, sid_string_static(&group_sid),
641 SID_NAME_DOM_GRP, name, NULL);
642 }
643
644 NTSTATUS pdb_create_dom_group(TALLOC_CTX *mem_ctx, const char *name,
645 uint32 *rid)
646 {
647 struct pdb_methods *pdb = pdb_get_methods();
648
649 if ( !pdb ) {
650 return NT_STATUS_UNSUCCESSFUL;
651 }
652
653 return pdb->create_dom_group(pdb, mem_ctx, name, rid);
654 }
655
656 static NTSTATUS pdb_default_delete_dom_group(struct pdb_methods *methods,
657 TALLOC_CTX *mem_ctx,
658 uint32 rid)
659 {
660 DOM_SID group_sid;
661 GROUP_MAP map;
662 NTSTATUS status;
663 struct group *grp;
664 const char *grp_name;
665
666 sid_compose(&group_sid, get_global_sam_sid(), rid);
667
668 if (!get_domain_group_from_sid(group_sid, &map)) {
669 DEBUG(10, ("Could not find group for rid %d\n", rid));
670 return NT_STATUS_NO_SUCH_GROUP;
671 }
672
673 /* We need the group name for the smb_delete_group later on */
674
675 if (map.gid == (gid_t)-1) {
676 return NT_STATUS_NO_SUCH_GROUP;
677 }
678
679 grp = getgrgid(map.gid);
680 if (grp == NULL) {
681 return NT_STATUS_NO_SUCH_GROUP;
682 }
683
684 /* Copy the name, no idea what pdb_delete_group_mapping_entry does.. */
685
686 grp_name = talloc_strdup(mem_ctx, grp->gr_name);
687 if (grp_name == NULL) {
688 return NT_STATUS_NO_MEMORY;
689 }
690
691 status = pdb_delete_group_mapping_entry(group_sid);
692
693 if (!NT_STATUS_IS_OK(status)) {
694 return status;
695 }
696
697 /* Don't check the result of smb_delete_group */
698
699 smb_delete_group(grp_name);
700
701 return NT_STATUS_OK;
702 }
703
704 NTSTATUS pdb_delete_dom_group(TALLOC_CTX *mem_ctx, uint32 rid)
705 {
706 struct pdb_methods *pdb = pdb_get_methods();
707
708 if ( !pdb ) {
709 return NT_STATUS_UNSUCCESSFUL;
710 }
711
712 return pdb->delete_dom_group(pdb, mem_ctx, rid);
713 }
714
715 NTSTATUS pdb_add_group_mapping_entry(GROUP_MAP *map)
716 {
717 struct pdb_methods *pdb = pdb_get_methods();
718
719 if ( !pdb ) {
720 return NT_STATUS_UNSUCCESSFUL;
721 }
722
723 return pdb->add_group_mapping_entry(pdb, map);
724 }
725
726 NTSTATUS pdb_update_group_mapping_entry(GROUP_MAP *map)
727 {
728 struct pdb_methods *pdb = pdb_get_methods();
729
730 if ( !pdb ) {
731 return NT_STATUS_UNSUCCESSFUL;
732 }
733
734 return pdb->update_group_mapping_entry(pdb, map);
735 }
736
737 NTSTATUS pdb_delete_group_mapping_entry(DOM_SID sid)
738 {
739 struct pdb_methods *pdb = pdb_get_methods();
740
741 if ( !pdb ) {
742 return NT_STATUS_UNSUCCESSFUL;
743 }
744
745 return pdb->delete_group_mapping_entry(pdb, sid);
746 }
747
748 BOOL pdb_enum_group_mapping(const DOM_SID *sid, enum SID_NAME_USE sid_name_use, GROUP_MAP **pp_rmap,
749 size_t *p_num_entries, BOOL unix_only)
750 {
751 struct pdb_methods *pdb = pdb_get_methods();
752
753 if ( !pdb ) {
754 return False;
755 }
756
757 return NT_STATUS_IS_OK(pdb-> enum_group_mapping(pdb, sid, sid_name_use,
758 pp_rmap, p_num_entries, unix_only));
759 }
760
761 NTSTATUS pdb_enum_group_members(TALLOC_CTX *mem_ctx,
762 const DOM_SID *sid,
763 uint32 **pp_member_rids,
764 size_t *p_num_members)
765 {
766 struct pdb_methods *pdb = pdb_get_methods();
767 NTSTATUS result;
768
769 if ( !pdb ) {
770 return NT_STATUS_UNSUCCESSFUL;
771 }
772
773 result = pdb->enum_group_members(pdb, mem_ctx,
774 sid, pp_member_rids, p_num_members);
775
776 /* special check for rid 513 */
777
778 if ( !NT_STATUS_IS_OK( result ) ) {
779 uint32 rid;
780
781 sid_peek_rid( sid, &rid );
782
783 if ( rid == DOMAIN_GROUP_RID_USERS ) {
784 *p_num_members = 0;
785 *pp_member_rids = NULL;
786
787 return NT_STATUS_OK;
788 }
789 }
790
791 return result;
792 }
793
794 NTSTATUS pdb_enum_group_memberships(TALLOC_CTX *mem_ctx, struct samu *user,
795 DOM_SID **pp_sids, gid_t **pp_gids,
796 size_t *p_num_groups)
797 {
798 struct pdb_methods *pdb = pdb_get_methods();
799
800 if ( !pdb ) {
801 return NT_STATUS_UNSUCCESSFUL;
802 }
803
804 return pdb->enum_group_memberships(
805 pdb, mem_ctx, user,
806 pp_sids, pp_gids, p_num_groups);
807 }
808
809 static NTSTATUS pdb_default_set_unix_primary_group(struct pdb_methods *methods,
810 TALLOC_CTX *mem_ctx,
811 struct samu *sampass)
812 {
813 struct group *grp;
814 gid_t gid;
815
816 if (!sid_to_gid(pdb_get_group_sid(sampass), &gid) ||
817 (grp = getgrgid(gid)) == NULL) {
818 return NT_STATUS_INVALID_PRIMARY_GROUP;
819 }
820
821 if (smb_set_primary_group(grp->gr_name,
822 pdb_get_username(sampass)) != 0) {
823 return NT_STATUS_ACCESS_DENIED;
824 }
825
826 return NT_STATUS_OK;
827 }
828
829 NTSTATUS pdb_set_unix_primary_group(TALLOC_CTX *mem_ctx, struct samu *user)
830 {
831 struct pdb_methods *pdb = pdb_get_methods();
832
833 if ( !pdb ) {
834 return NT_STATUS_UNSUCCESSFUL;
835 }
836
837 return pdb->set_unix_primary_group(pdb, mem_ctx, user);
838 }
839
840 /*
841 * Helper function to see whether a user is in a group. We can't use
842 * user_in_group_sid here because this creates dependencies only smbd can
843 * fulfil.
844 */
845
846 static BOOL pdb_user_in_group(TALLOC_CTX *mem_ctx, struct samu *account,
847 const DOM_SID *group_sid)
848 {
849 DOM_SID *sids;
850 gid_t *gids;
851 size_t i, num_groups;
852
853 if (!NT_STATUS_IS_OK(pdb_enum_group_memberships(mem_ctx, account,
854 &sids, &gids,
855 &num_groups))) {
856 return False;
857 }
858
859 for (i=0; i<num_groups; i++) {
860 if (sid_equal(group_sid, &sids[i])) {
861 return True;
862 }
863 }
864 return False;
865 }
866
867 static NTSTATUS pdb_default_add_groupmem(struct pdb_methods *methods,
868 TALLOC_CTX *mem_ctx,
869 uint32 group_rid,
870 uint32 member_rid)
871 {
872 DOM_SID group_sid, member_sid;
873 struct samu *account = NULL;
874 GROUP_MAP map;
875 struct group *grp;
876 struct passwd *pwd;
877 const char *group_name;
878 uid_t uid;
879
880 sid_compose(&group_sid, get_global_sam_sid(), group_rid);
881 sid_compose(&member_sid, get_global_sam_sid(), member_rid);
882
883 if (!get_domain_group_from_sid(group_sid, &map) ||
884 (map.gid == (gid_t)-1) ||
885 ((grp = getgrgid(map.gid)) == NULL)) {
886 return NT_STATUS_NO_SUCH_GROUP;
887 }
888
889 group_name = talloc_strdup(mem_ctx, grp->gr_name);
890 if (group_name == NULL) {
891 return NT_STATUS_NO_MEMORY;
892 }
893
894 if ( !(account = samu_new( NULL )) ) {
895 return NT_STATUS_NO_MEMORY;
896 }
897
898 if (!pdb_getsampwsid(account, &member_sid) ||
899 !sid_to_uid(&member_sid, &uid) ||
900 ((pwd = getpwuid_alloc(mem_ctx, uid)) == NULL)) {
901 return NT_STATUS_NO_SUCH_USER;
902 }
903
904 if (pdb_user_in_group(mem_ctx, account, &group_sid)) {
905 return NT_STATUS_MEMBER_IN_GROUP;
906 }
907
908 /*
909 * ok, the group exist, the user exist, the user is not in the group,
910 * we can (finally) add it to the group !
911 */
912
913 smb_add_user_group(group_name, pwd->pw_name);
914
915 if (!pdb_user_in_group(mem_ctx, account, &group_sid)) {
916 return NT_STATUS_ACCESS_DENIED;
917 }
918
919 return NT_STATUS_OK;
920 }
921
922 NTSTATUS pdb_add_groupmem(TALLOC_CTX *mem_ctx, uint32 group_rid,
923 uint32 member_rid)
924 {
925 struct pdb_methods *pdb = pdb_get_methods();
926
927 if ( !pdb ) {
928 return NT_STATUS_UNSUCCESSFUL;
929 }
930
931 return pdb->add_groupmem(pdb, mem_ctx, group_rid, member_rid);
932 }
933
934 static NTSTATUS pdb_default_del_groupmem(struct pdb_methods *methods,
935 TALLOC_CTX *mem_ctx,
936 uint32 group_rid,
937 uint32 member_rid)
938 {
939 DOM_SID group_sid, member_sid;
940 struct samu *account = NULL;
941 GROUP_MAP map;
942 struct group *grp;
943 struct passwd *pwd;
944 const char *group_name;
945 uid_t uid;
946
947 sid_compose(&group_sid, get_global_sam_sid(), group_rid);
948 sid_compose(&member_sid, get_global_sam_sid(), member_rid);
949
950 if (!get_domain_group_from_sid(group_sid, &map) ||
951 (map.gid == (gid_t)-1) ||
952 ((grp = getgrgid(map.gid)) == NULL)) {
953 return NT_STATUS_NO_SUCH_GROUP;
954 }
955
956 group_name = talloc_strdup(mem_ctx, grp->gr_name);
957 if (group_name == NULL) {
958 return NT_STATUS_NO_MEMORY;
959 }
960
961 if ( !(account = samu_new( NULL )) ) {
962 return NT_STATUS_NO_MEMORY;
963 }
964
965 if (!pdb_getsampwsid(account, &member_sid) ||
966 !sid_to_uid(&member_sid, &uid) ||
967 ((pwd = getpwuid_alloc(mem_ctx, uid)) == NULL)) {
968 return NT_STATUS_NO_SUCH_USER;
969 }
970
971 if (!pdb_user_in_group(mem_ctx, account, &group_sid)) {
972 return NT_STATUS_MEMBER_NOT_IN_GROUP;
973 }
974
975 /*
976 * ok, the group exist, the user exist, the user is in the group,
977 * we can (finally) delete it from the group!
978 */
979
980 smb_delete_user_group(group_name, pwd->pw_name);
981
982 if (pdb_user_in_group(mem_ctx, account, &group_sid)) {
983 return NT_STATUS_ACCESS_DENIED;
984 }
985
986 return NT_STATUS_OK;
987 }
988
989 NTSTATUS pdb_del_groupmem(TALLOC_CTX *mem_ctx, uint32 group_rid,
990 uint32 member_rid)
991 {
992 struct pdb_methods *pdb = pdb_get_methods();
993
994 if ( !pdb ) {
995 return NT_STATUS_UNSUCCESSFUL;
996 }
997
998 return pdb->del_groupmem(pdb, mem_ctx, group_rid, member_rid);
999 }
1000
1001 BOOL pdb_find_alias(const char *name, DOM_SID *sid)
1002 {
1003 struct pdb_methods *pdb = pdb_get_methods();
1004
1005 if ( !pdb ) {
1006 return False;
1007 }
1008
1009 return NT_STATUS_IS_OK(pdb->find_alias(pdb, name, sid));
1010 }
1011
1012 NTSTATUS pdb_create_alias(const char *name, uint32 *rid)
1013 {
1014 struct pdb_methods *pdb = pdb_get_methods();
1015
1016 if ( !pdb ) {
1017 return NT_STATUS_NOT_IMPLEMENTED;
1018 }
1019
1020 return pdb->create_alias(pdb, name, rid);
1021 }
1022
1023 BOOL pdb_delete_alias(const DOM_SID *sid)
1024 {
1025 struct pdb_methods *pdb = pdb_get_methods();
1026
1027 if ( !pdb ) {
1028 return False;
1029 }
1030
1031 return NT_STATUS_IS_OK(pdb->delete_alias(pdb, sid));
1032
1033 }
1034
1035 BOOL pdb_get_aliasinfo(const DOM_SID *sid, struct acct_info *info)
1036 {
1037 struct pdb_methods *pdb = pdb_get_methods();
1038
1039 if ( !pdb ) {
1040 return False;
1041 }
1042
1043 return NT_STATUS_IS_OK(pdb->get_aliasinfo(pdb, sid, info));
1044 }
1045
1046 BOOL pdb_set_aliasinfo(const DOM_SID *sid, struct acct_info *info)
1047 {
1048 struct pdb_methods *pdb = pdb_get_methods();
1049
1050 if ( !pdb ) {
1051 return False;
1052 }
1053
1054 return NT_STATUS_IS_OK(pdb->set_aliasinfo(pdb, sid, info));
1055 }
1056
1057 NTSTATUS pdb_add_aliasmem(const DOM_SID *alias, const DOM_SID *member)
1058 {
1059 struct pdb_methods *pdb = pdb_get_methods();
1060
1061 if ( !pdb ) {
1062 return NT_STATUS_UNSUCCESSFUL;
1063 }
1064
1065 return pdb->add_aliasmem(pdb, alias, member);
1066 }
1067
1068 NTSTATUS pdb_del_aliasmem(const DOM_SID *alias, const DOM_SID *member)
1069 {
1070 struct pdb_methods *pdb = pdb_get_methods();
1071
1072 if ( !pdb ) {
1073 return NT_STATUS_UNSUCCESSFUL;
1074 }
1075
1076 return pdb->del_aliasmem(pdb, alias, member);
1077 }
1078
1079 NTSTATUS pdb_enum_aliasmem(const DOM_SID *alias,
1080 DOM_SID **pp_members, size_t *p_num_members)
1081 {
1082 struct pdb_methods *pdb = pdb_get_methods();
1083
1084 if ( !pdb ) {
1085 return NT_STATUS_UNSUCCESSFUL;
1086 }
1087
1088 return pdb->enum_aliasmem(pdb, alias,
1089 pp_members, p_num_members);
1090 }
1091
1092 NTSTATUS pdb_enum_alias_memberships(TALLOC_CTX *mem_ctx,
1093 const DOM_SID *domain_sid,
1094 const DOM_SID *members, size_t num_members,
1095 uint32 **pp_alias_rids,
1096 size_t *p_num_alias_rids)
1097 {
1098 struct pdb_methods *pdb = pdb_get_methods();
1099
1100 if ( !pdb ) {
1101 return NT_STATUS_NOT_IMPLEMENTED;
1102 }
1103
1104 return pdb->enum_alias_memberships(pdb, mem_ctx,
1105 domain_sid,
1106 members, num_members,
1107 pp_alias_rids,
1108 p_num_alias_rids);
1109 }
1110
1111 NTSTATUS pdb_lookup_rids(const DOM_SID *domain_sid,
1112 int num_rids,
1113 uint32 *rids,
1114 const char **names,
1115 uint32 *attrs)
1116 {
1117 struct pdb_methods *pdb = pdb_get_methods();
1118
1119 if ( !pdb ) {
1120 return NT_STATUS_NOT_IMPLEMENTED;
1121 }
1122
1123 return pdb->lookup_rids(pdb, domain_sid,
1124 num_rids, rids, names, attrs);
1125 }
1126
1127 NTSTATUS pdb_lookup_names(const DOM_SID *domain_sid,
1128 int num_names,
1129 const char **names,
1130 uint32 *rids,
1131 uint32 *attrs)
1132 {
1133 struct pdb_methods *pdb = pdb_get_methods();
1134
1135 if ( !pdb ) {
1136 return NT_STATUS_NOT_IMPLEMENTED;
1137 }
1138
1139 return pdb->lookup_names(pdb, domain_sid,
1140 num_names, names, rids, attrs);
1141 }
1142
1143 BOOL pdb_get_account_policy(int policy_index, uint32 *value)
1144 {
1145 struct pdb_methods *pdb = pdb_get_methods();
1146
1147 if ( !pdb ) {
1148 return False;
1149 }
1150
1151 return NT_STATUS_IS_OK(pdb->get_account_policy(pdb, policy_index, value));
1152 }
1153
1154 BOOL pdb_set_account_policy(int policy_index, uint32 value)
1155 {
1156 struct pdb_methods *pdb = pdb_get_methods();
1157
1158 if ( !pdb ) {
1159 return False;
1160 }
1161
1162 return NT_STATUS_IS_OK(pdb->set_account_policy(pdb, policy_index, value));
1163 }
1164
1165 BOOL pdb_get_seq_num(time_t *seq_num)
1166 {
1167 struct pdb_methods *pdb = pdb_get_methods();
1168
1169 if ( !pdb ) {
1170 return False;
1171 }
1172
1173 return NT_STATUS_IS_OK(pdb->get_seq_num(pdb, seq_num));
1174 }
1175
1176 BOOL pdb_uid_to_rid(uid_t uid, uint32 *rid)
1177 {
1178 struct pdb_methods *pdb = pdb_get_methods();
1179
1180 if ( !pdb ) {
1181 return False;
1182 }
1183
1184 return pdb->uid_to_rid(pdb, uid, rid);
1185 }
1186
1187 BOOL pdb_gid_to_sid(gid_t gid, DOM_SID *sid)
1188 {
1189 struct pdb_methods *pdb = pdb_get_methods();
1190
1191 if ( !pdb ) {
1192 return False;
1193 }
1194
1195 return pdb->gid_to_sid(pdb, gid, sid);
1196 }
1197
1198 BOOL pdb_sid_to_id(const DOM_SID *sid, union unid_t *id,
1199 enum SID_NAME_USE *type)
1200 {
1201 struct pdb_methods *pdb = pdb_get_methods();
1202
1203 if ( !pdb ) {
1204 return False;
1205 }
1206
1207 return pdb->sid_to_id(pdb, sid, id, type);
1208 }
1209
1210 BOOL pdb_rid_algorithm(void)
1211 {
1212 struct pdb_methods *pdb = pdb_get_methods();
1213
1214 if ( !pdb ) {
1215 return False;
1216 }
1217
1218 return pdb->rid_algorithm(pdb);
1219 }
1220
1221 /********************************************************************
1222 Allocate a new RID from the passdb backend. Verify that it is free
1223 by calling lookup_global_sam_rid() to verify that the RID is not
1224 in use. This handles servers that have existing users or groups
1225 with add RIDs (assigned from previous algorithmic mappings)
1226 ********************************************************************/
1227
1228 BOOL pdb_new_rid(uint32 *rid)
1229 {
1230 struct pdb_methods *pdb = pdb_get_methods();
1231 const char *name = NULL;
1232 enum SID_NAME_USE type;
1233 uint32 allocated_rid = 0;
1234 int i;
1235 TALLOC_CTX *ctx;
1236
1237 if ( !pdb ) {
1238 return False;
1239 }
1240
1241 if (pdb_rid_algorithm()) {
1242 DEBUG(0, ("Trying to allocate a RID when algorithmic RIDs "
1243 "are active\n"));
1244 return False;
1245 }
1246
1247 if (algorithmic_rid_base() != BASE_RID) {
1248 DEBUG(0, ("'algorithmic rid base' is set but a passdb backend "
1249 "without algorithmic RIDs is chosen.\n"));
1250 DEBUGADD(0, ("Please map all used groups using 'net groupmap "
1251 "add', set the maximum used RID using\n"));
1252 DEBUGADD(0, ("'net setmaxrid' and remove the parameter\n"));
1253 return False;
1254 }
1255
1256 if ( (ctx = talloc_init("pdb_new_rid")) == NULL ) {
1257 DEBUG(0,("pdb_new_rid: Talloc initialization failure\n"));
1258 return False;
1259 }
1260
1261 /* Attempt to get an unused RID (max tires is 250...yes that it is
1262 and arbitrary number I pulkled out of my head). -- jerry */
1263
1264 for ( i=0; allocated_rid==0 && i<250; i++ ) {
1265 /* get a new RID */
1266
1267 if ( !pdb->new_rid(pdb, &allocated_rid) ) {
1268 return False;
1269 }
1270
1271 /* validate that the RID is not in use */
1272
1273 if ( lookup_global_sam_rid( ctx, allocated_rid, &name, &type, NULL ) ) {
1274 allocated_rid = 0;
1275 }
1276 }
1277
1278 TALLOC_FREE( ctx );
1279
1280 if ( allocated_rid == 0 ) {
1281 DEBUG(0,("pdb_new_rid: Failed to find unused RID\n"));
1282 return False;
1283 }
1284
1285 *rid = allocated_rid;
1286
1287 return True;
1288 }
1289
1290 /***************************************************************
1291 Initialize the static context (at smbd startup etc).
1292
1293 If uninitialised, context will auto-init on first use.
1294 ***************************************************************/
1295
1296 BOOL initialize_password_db(BOOL reload)
1297 {
1298 return (pdb_get_methods_reload(reload) != NULL);
1299 }
1300
1301
1302 /***************************************************************************
1303 Default implementations of some functions.
1304 ****************************************************************************/
1305
1306 static NTSTATUS pdb_default_getsampwnam (struct pdb_methods *methods, struct samu *user, const char *sname)
1307 {
1308 return NT_STATUS_NO_SUCH_USER;
1309 }
1310
1311 static NTSTATUS pdb_default_getsampwsid(struct pdb_methods *my_methods, struct samu * user, const DOM_SID *sid)
1312 {
1313 return NT_STATUS_NO_SUCH_USER;
1314 }
1315
1316 static NTSTATUS pdb_default_add_sam_account (struct pdb_methods *methods, struct samu *newpwd)
1317 {
1318 return NT_STATUS_NOT_IMPLEMENTED;
1319 }
1320
1321 static NTSTATUS pdb_default_update_sam_account (struct pdb_methods *methods, struct samu *newpwd)
1322 {
1323 return NT_STATUS_NOT_IMPLEMENTED;
1324 }
1325
1326 static NTSTATUS pdb_default_delete_sam_account (struct pdb_methods *methods, struct samu *pwd)
1327 {
1328 return NT_STATUS_NOT_IMPLEMENTED;
1329 }
1330
1331 static NTSTATUS pdb_default_rename_sam_account (struct pdb_methods *methods, struct samu *pwd, const char *newname)
1332 {
1333 return NT_STATUS_NOT_IMPLEMENTED;
1334 }
1335
1336 static NTSTATUS pdb_default_update_login_attempts (struct pdb_methods *methods, struct samu *newpwd, BOOL success)
1337 {
1338 return NT_STATUS_OK;
1339 }
1340
1341 static NTSTATUS pdb_default_setsampwent(struct pdb_methods *methods, BOOL update, uint32 acb_mask)
1342 {
1343 return NT_STATUS_NOT_IMPLEMENTED;
1344 }
1345
1346 static NTSTATUS pdb_default_getsampwent(struct pdb_methods *methods, struct samu *user)
1347 {
1348 return NT_STATUS_NOT_IMPLEMENTED;
1349 }
1350
1351 static void pdb_default_endsampwent(struct pdb_methods *methods)
1352 {
1353 return; /* NT_STATUS_NOT_IMPLEMENTED; */
1354 }
1355
1356 static NTSTATUS pdb_default_get_account_policy(struct pdb_methods *methods, int policy_index, uint32 *value)
1357 {
1358 return account_policy_get(policy_index, value) ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
1359 }
1360
1361 static NTSTATUS pdb_default_set_account_policy(struct pdb_methods *methods, int policy_index, uint32 value)
1362 {
1363 return account_policy_set(policy_index, value) ? NT_STATUS_OK : NT_STATUS_UNSUCCESSFUL;
1364 }
1365
1366 static NTSTATUS pdb_default_get_seq_num(struct pdb_methods *methods, time_t *seq_num)
1367 {
1368 *seq_num = time(NULL);
1369 return NT_STATUS_OK;
1370 }
1371
1372 static BOOL pdb_default_uid_to_rid(struct pdb_methods *methods, uid_t uid,
1373 uint32 *rid)
1374 {
1375 struct samu *sampw = NULL;
1376 struct passwd *unix_pw;
1377 BOOL ret;
1378
1379 unix_pw = sys_getpwuid( uid );
1380
1381 if ( !unix_pw ) {
1382 DEBUG(4,("pdb_default_uid_to_rid: host has no idea of uid "
1383 "%lu\n", (unsigned long)uid));
1384 return False;
1385 }
1386
1387 if ( !(sampw = samu_new( NULL )) ) {
1388 DEBUG(0,("pdb_default_uid_to_rid: samu_new() failed!\n"));
1389 return False;
1390 }
1391
1392 become_root();
1393 ret = NT_STATUS_IS_OK(
1394 methods->getsampwnam(methods, sampw, unix_pw->pw_name ));
1395 unbecome_root();
1396
1397 if (!ret) {
1398 DEBUG(5, ("pdb_default_uid_to_rid: Did not find user "
1399 "%s (%d)\n", unix_pw->pw_name, uid));
1400 TALLOC_FREE(sampw);
1401 return False;
1402 }
1403
1404 ret = sid_peek_check_rid(get_global_sam_sid(),
1405 pdb_get_user_sid(sampw), rid);
1406
1407 if (!ret) {
1408 DEBUG(1, ("Could not peek rid out of sid %s\n",
1409 sid_string_static(pdb_get_user_sid(sampw))));
1410 }
1411
1412 TALLOC_FREE(sampw);
1413 return ret;
1414 }
1415
1416 static BOOL pdb_default_gid_to_sid(struct pdb_methods *methods, gid_t gid,
1417 DOM_SID *sid)
1418 {
1419 GROUP_MAP map;
1420
1421 if (!NT_STATUS_IS_OK(methods->getgrgid(methods, &map, gid))) {
1422 return False;
1423 }
1424
1425 sid_copy(sid, &map.sid);
1426 return True;
1427 }
1428
1429 static BOOL pdb_default_sid_to_id(struct pdb_methods *methods,
1430 const DOM_SID *sid,
1431 union unid_t *id, enum SID_NAME_USE *type)
1432 {
1433 TALLOC_CTX *mem_ctx;
1434 BOOL ret = False;
1435 const char *name;
1436 uint32 rid;
1437
1438 mem_ctx = talloc_new(NULL);
1439
1440 if (mem_ctx == NULL) {
1441 DEBUG(0, ("talloc_new failed\n"));
1442 return False;
1443 }
1444
1445 if (sid_peek_check_rid(get_global_sam_sid(), sid, &rid)) {
1446 /* Here we might have users as well as groups and aliases */
1447 ret = lookup_global_sam_rid(mem_ctx, rid, &name, type, id);
1448 goto done;
1449 }
1450
1451 if (sid_peek_check_rid(&global_sid_Builtin, sid, &rid)) {
1452 /* Here we only have aliases */
1453 GROUP_MAP map;
1454 if (!NT_STATUS_IS_OK(methods->getgrsid(methods, &map, *sid))) {
1455 DEBUG(10, ("Could not find map for sid %s\n",
1456 sid_string_static(sid)));
1457 goto done;
1458 }
1459 if ((map.sid_name_use != SID_NAME_ALIAS) &&
1460 (map.sid_name_use != SID_NAME_WKN_GRP)) {
1461 DEBUG(10, ("Map for sid %s is a %s, expected an "
1462 "alias\n", sid_string_static(sid),
1463 sid_type_lookup(map.sid_name_use)));
1464 goto done;
1465 }
1466
1467 id->gid = map.gid;
1468 *type = SID_NAME_ALIAS;
1469 ret = True;
1470 goto done;
1471 }
1472
1473 DEBUG(5, ("Sid %s is neither ours nor builtin, don't know it\n",
1474 sid_string_static(sid)));
1475
1476 done:
1477
1478 TALLOC_FREE(mem_ctx);
1479 return ret;
1480 }
1481
1482 static void add_uid_to_array_unique(TALLOC_CTX *mem_ctx,
1483 uid_t uid, uid_t **pp_uids, size_t *p_num)
1484 {
1485 size_t i;
1486
1487 for (i=0; i<*p_num; i++) {
1488 if ((*pp_uids)[i] == uid)
1489 return;
1490 }
1491
1492 *pp_uids = TALLOC_REALLOC_ARRAY(mem_ctx, *pp_uids, uid_t, *p_num+1);
1493
1494 if (*pp_uids == NULL)
1495 return;
1496
1497 (*pp_uids)[*p_num] = uid;
1498 *p_num += 1;
1499 }
1500
1501 static BOOL get_memberuids(TALLOC_CTX *mem_ctx, gid_t gid, uid_t **pp_uids, size_t *p_num)
1502 {
1503 struct group *grp;
1504 char **gr;
1505 struct passwd *pwd;
1506 char *winbindd_env;
1507
1508 *pp_uids = NULL;
1509 *p_num = 0;
1510
1511 /* We only look at our own sam, so don't care about imported stuff */
1512
1513 winbindd_env = getenv(WINBINDD_DONT_ENV);
1514 winbind_off();
1515
1516 if ((grp = getgrgid(gid)) == NULL) {
1517 /* allow winbindd lookups, but only if they weren't already disabled */
1518 if ( !(winbindd_env && strequal(winbindd_env, "1")) ) {
1519 winbind_on();
1520 }
1521
1522 return False;
1523 }
1524
1525 /* Primary group members */
1526
1527 setpwent();
1528 while ((pwd = getpwent()) != NULL) {
1529 if (pwd->pw_gid == gid) {
1530 add_uid_to_array_unique(mem_ctx, pwd->pw_uid,
1531 pp_uids, p_num);
1532 }
1533 }
1534 endpwent();
1535
1536 /* Secondary group members */
1537
1538 for (gr = grp->gr_mem; (*gr != NULL) && ((*gr)[0] != '\0'); gr += 1) {
1539 struct passwd *pw = getpwnam(*gr);
1540
1541 if (pw == NULL)
1542 continue;
1543 add_uid_to_array_unique(mem_ctx, pw->pw_uid, pp_uids, p_num);
1544 }
1545
1546 /* allow winbindd lookups, but only if they weren't already disabled */
1547
1548 if ( !(winbindd_env && strequal(winbindd_env, "1")) ) {
1549 winbind_on();
1550 }
1551
1552 return True;
1553 }
1554
1555 NTSTATUS pdb_default_enum_group_members(struct pdb_methods *methods,
1556 TALLOC_CTX *mem_ctx,
1557 const DOM_SID *group,
1558 uint32 **pp_member_rids,
1559 size_t *p_num_members)
1560 {
1561 gid_t gid;
1562 uid_t *uids;
1563 size_t i, num_uids;
1564
1565 *pp_member_rids = NULL;
1566 *p_num_members = 0;
1567
1568 if (!sid_to_gid(group, &gid))
1569 return NT_STATUS_NO_SUCH_GROUP;
1570
1571 if(!get_memberuids(mem_ctx, gid, &uids, &num_uids))
1572 return NT_STATUS_NO_SUCH_GROUP;
1573
1574 if (num_uids == 0)
1575 return NT_STATUS_OK;
1576
1577 *pp_member_rids = TALLOC_ZERO_ARRAY(mem_ctx, uint32, num_uids);
1578
1579 for (i=0; i<num_uids; i++) {
1580 DOM_SID sid;
1581
1582 uid_to_sid(&sid, uids[i]);
1583
1584 if (!sid_check_is_in_our_domain(&sid)) {
1585 DEBUG(5, ("Inconsistent SAM -- group member uid not "
1586 "in our domain\n"));
1587 continue;
1588 }
1589
1590 sid_peek_rid(&sid, &(*pp_member_rids)[*p_num_members]);
1591 *p_num_members += 1;
1592 }
1593
1594 return NT_STATUS_OK;
1595 }
1596
1597 NTSTATUS pdb_default_enum_group_memberships(struct pdb_methods *methods,
1598 TALLOC_CTX *mem_ctx,
1599 struct samu *user,
1600 DOM_SID **pp_sids,
1601 gid_t **pp_gids,
1602 size_t *p_num_groups)
1603 {
1604 size_t i;
1605 gid_t gid;
1606 struct passwd *pw;
1607 const char *username = pdb_get_username(user);
1608
1609
1610 /* Ignore the primary group SID. Honor the real Unix primary group.
1611 The primary group SID is only of real use to Windows clients */
1612
1613 if ( !(pw = getpwnam_alloc(mem_ctx, username)) ) {
1614 return NT_STATUS_NO_SUCH_USER;
1615 }
1616
1617 gid = pw->pw_gid;
1618
1619 TALLOC_FREE( pw );
1620
1621 if (!getgroups_unix_user(mem_ctx, username, gid, pp_gids, p_num_groups)) {
1622 return NT_STATUS_NO_SUCH_USER;
1623 }
1624
1625 if (*p_num_groups == 0) {
1626 smb_panic("primary group missing");
1627 }
1628
1629 *pp_sids = TALLOC_ARRAY(mem_ctx, DOM_SID, *p_num_groups);
1630
1631 if (*pp_sids == NULL) {
1632 TALLOC_FREE(*pp_gids);
1633 return NT_STATUS_NO_MEMORY;
1634 }
1635
1636 for (i=0; i<*p_num_groups; i++) {
1637 gid_to_sid(&(*pp_sids)[i], (*pp_gids)[i]);
1638 }
1639
1640 return NT_STATUS_OK;
1641 }
1642
1643 /*******************************************************************
1644 Look up a rid in the SAM we're responsible for (i.e. passdb)
1645 ********************************************************************/
1646
1647 static BOOL lookup_global_sam_rid(TALLOC_CTX *mem_ctx, uint32 rid,
1648 const char **name,
1649 enum SID_NAME_USE *psid_name_use,
1650 union unid_t *unix_id)
1651 {
1652 struct samu *sam_account = NULL;
1653 GROUP_MAP map;
1654 BOOL ret;
1655 DOM_SID sid;
1656
1657 *psid_name_use = SID_NAME_UNKNOWN;
1658
1659 DEBUG(5,("lookup_global_sam_rid: looking up RID %u.\n",
1660 (unsigned int)rid));
1661
1662 sid_copy(&sid, get_global_sam_sid());
1663 sid_append_rid(&sid, rid);
1664
1665 /* see if the passdb can help us with the name of the user */
1666
1667 if ( !(sam_account = samu_new( NULL )) ) {
1668 return False;
1669 }
1670
1671 /* BEING ROOT BLLOCK */
1672 become_root();
1673 if (pdb_getsampwsid(sam_account, &sid)) {
1674 struct passwd *pw;
1675
1676 unbecome_root(); /* -----> EXIT BECOME_ROOT() */
1677 *name = talloc_strdup(mem_ctx, pdb_get_username(sam_account));
1678 *psid_name_use = SID_NAME_USER;
1679
1680 TALLOC_FREE(sam_account);
1681
1682 if (unix_id == NULL) {
1683 return True;
1684 }
1685
1686 pw = Get_Pwnam(*name);
1687 if (pw == NULL) {
1688 return False;
1689 }
1690 unix_id->uid = pw->pw_uid;
1691 return True;
1692 }
1693 TALLOC_FREE(sam_account);
1694
1695 ret = pdb_getgrsid(&map, sid);
1696 unbecome_root();
1697 /* END BECOME_ROOT BLOCK */
1698
1699 /* do not resolve SIDs to a name unless there is a valid
1700 gid associated with it */
1701
1702 if ( ret && (map.gid != (gid_t)-1) ) {
1703 *name = talloc_strdup(mem_ctx, map.nt_name);
1704 *psid_name_use = map.sid_name_use;
1705
1706 if ( unix_id ) {
1707 unix_id->gid = map.gid;
1708 }
1709
1710 return True;
1711 }
1712
1713 /* Windows will always map RID 513 to something. On a non-domain
1714 controller, this gets mapped to SERVER\None. */
1715
1716 if ( unix_id ) {
1717 DEBUG(5, ("Can't find a unix id for an unmapped group\n"));
1718 return False;
1719 }
1720
1721 if ( rid == DOMAIN_GROUP_RID_USERS ) {
1722 *name = talloc_strdup(mem_ctx, "None" );
1723 *psid_name_use = SID_NAME_DOM_GRP;
1724
1725 return True;
1726 }
1727
1728 return False;
1729 }
1730
1731 NTSTATUS pdb_default_lookup_rids(struct pdb_methods *methods,
1732 const DOM_SID *domain_sid,
1733 int num_rids,
1734 uint32 *rids,
1735 const char **names,
1736 uint32 *attrs)
1737 {
1738 int i;
1739 NTSTATUS result;
1740 BOOL have_mapped = False;
1741 BOOL have_unmapped = False;
1742
1743 if (sid_check_is_builtin(domain_sid)) {
1744
1745 for (i=0; i<num_rids; i++) {
1746 const char *name;
1747
1748 if (lookup_builtin_rid(names, rids[i], &name)) {
1749 attrs[i] = SID_NAME_ALIAS;
1750 names[i] = name;
1751 DEBUG(5,("lookup_rids: %s:%d\n",
1752 names[i], attrs[i]));
1753 have_mapped = True;
1754 } else {
1755 have_unmapped = True;
1756 attrs[i] = SID_NAME_UNKNOWN;
1757 }
1758 }
1759 goto done;
1760 }
1761
1762 /* Should not happen, but better check once too many */
1763 if (!sid_check_is_domain(domain_sid)) {
1764 return NT_STATUS_INVALID_HANDLE;
1765 }
1766
1767 for (i = 0; i < num_rids; i++) {
1768 const char *name;
1769
1770 if (lookup_global_sam_rid(names, rids[i], &name, &attrs[i],
1771 NULL)) {
1772 if (name == NULL) {
1773 return NT_STATUS_NO_MEMORY;
1774 }
1775 names[i] = name;
1776 DEBUG(5,("lookup_rids: %s:%d\n", names[i], attrs[i]));
1777 have_mapped = True;
1778 } else {
1779 have_unmapped = True;
1780 attrs[i] = SID_NAME_UNKNOWN;
1781 }
1782 }
1783
1784 done:
1785
1786 result = NT_STATUS_NONE_MAPPED;
1787
1788 if (have_mapped)
1789 result = have_unmapped ? STATUS_SOME_UNMAPPED : NT_STATUS_OK;
1790
1791 return result;
1792 }
1793
1794 NTSTATUS pdb_default_lookup_names(struct pdb_methods *methods,
1795 const DOM_SID *domain_sid,
1796 int num_names,
1797 const char **names,
1798 uint32 *rids,
1799 uint32 *attrs)
1800 {
1801 int i;
1802 NTSTATUS result;
1803 BOOL have_mapped = False;
1804 BOOL have_unmapped = False;
1805
1806 if (sid_check_is_builtin(domain_sid)) {
1807
1808 for (i=0; i<num_names; i++) {
1809 uint32 rid;
1810
1811 if (lookup_builtin_name(names[i], &rid)) {
1812 attrs[i] = SID_NAME_ALIAS;
1813 rids[i] = rid;
1814 DEBUG(5,("lookup_rids: %s:%d\n",
1815 names[i], attrs[i]));
1816 have_mapped = True;
1817 } else {
1818 have_unmapped = True;
1819 attrs[i] = SID_NAME_UNKNOWN;
1820 }
1821 }
1822 goto done;
1823 }
1824
1825 /* Should not happen, but better check once too many */
1826 if (!sid_check_is_domain(domain_sid)) {
1827 return NT_STATUS_INVALID_HANDLE;
1828 }
1829
1830 for (i = 0; i < num_names; i++) {
1831 if (lookup_global_sam_name(names[i], 0, &rids[i], &attrs[i])) {
1832 DEBUG(5,("lookup_names: %s-> %d:%d\n", names[i],
1833 rids[i], attrs[i]));
1834 have_mapped = True;
1835 } else {
1836 have_unmapped = True;
1837 attrs[i] = SID_NAME_UNKNOWN;
1838 }
1839 }
1840
1841 done:
1842
1843 result = NT_STATUS_NONE_MAPPED;
1844
1845 if (have_mapped)
1846 result = have_unmapped ? STATUS_SOME_UNMAPPED : NT_STATUS_OK;
1847
1848 return result;
1849 }
1850
1851 static struct pdb_search *pdb_search_init(enum pdb_search_type type)
1852 {
1853 TALLOC_CTX *mem_ctx;
1854 struct pdb_search *result;
1855
1856 mem_ctx = talloc_init("pdb_search");
1857 if (mem_ctx == NULL) {
1858 DEBUG(0, ("talloc_init failed\n"));
1859 return NULL;
1860 }
1861
1862 result = TALLOC_P(mem_ctx, struct pdb_search);
1863 if (result == NULL) {
1864 DEBUG(0, ("talloc failed\n"));
1865 return NULL;
1866 }
1867
1868 result->mem_ctx = mem_ctx;
1869 result->type = type;
1870 result->cache = NULL;
1871 result->num_entries = 0;
1872 result->cache_size = 0;
1873 result->search_ended = False;
1874
1875 /* Segfault appropriately if not initialized */
1876 result->next_entry = NULL;
1877 result->search_end = NULL;
1878
1879 return result;
1880 }
1881
1882 static void fill_displayentry(TALLOC_CTX *mem_ctx, uint32 rid,
1883 uint16 acct_flags,
1884 const char *account_name,
1885 const char *fullname,
1886 const char *description,
1887 struct samr_displayentry *entry)
1888 {
1889 entry->rid = rid;
1890 entry->acct_flags = acct_flags;
1891
1892 if (account_name != NULL)
1893 entry->account_name = talloc_strdup(mem_ctx, account_name);
1894 else
1895 entry->account_name = "";
1896
1897 if (fullname != NULL)
1898 entry->fullname = talloc_strdup(mem_ctx, fullname);
1899 else
1900 entry->fullname = "";
1901
1902 if (description != NULL)
1903 entry->description = talloc_strdup(mem_ctx, description);
1904 else
1905 entry->description = "";
1906 }
1907
1908 static BOOL user_search_in_progress = False;
1909 struct user_search {
1910 uint16 acct_flags;
1911 };
1912
1913 static BOOL next_entry_users(struct pdb_search *s,
1914 struct samr_displayentry *entry)
1915 {
1916 struct user_search *state = s->private_data;
1917 struct samu *user = NULL;
1918
1919 next:
1920 if ( !(user = samu_new( NULL )) ) {
1921 DEBUG(0, ("next_entry_users: samu_new() failed!\n"));
1922 return False;
1923 }
1924
1925 if (!pdb_getsampwent(user)) {
1926 TALLOC_FREE(user);
1927 return False;
1928 }
1929
1930 if ((state->acct_flags != 0) &&
1931 ((pdb_get_acct_ctrl(user) & state->acct_flags) == 0)) {
1932 TALLOC_FREE(user);
1933 goto next;
1934 }
1935
1936 fill_displayentry(s->mem_ctx, pdb_get_user_rid(user),
1937 pdb_get_acct_ctrl(user), pdb_get_username(user),
1938 pdb_get_fullname(user), pdb_get_acct_desc(user),
1939 entry);
1940
1941 TALLOC_FREE(user);
1942 return True;
1943 }
1944
1945 static void search_end_users(struct pdb_search *search)
1946 {
1947 pdb_endsampwent();
1948 user_search_in_progress = False;
1949 }
1950
1951 static BOOL pdb_default_search_users(struct pdb_methods *methods,
1952 struct pdb_search *search,
1953 uint32 acct_flags)
1954 {
1955 struct user_search *state;
1956
1957 if (user_search_in_progress) {
1958 DEBUG(1, ("user search in progress\n"));
1959 return False;
1960 }
1961
1962 if (!pdb_setsampwent(False, acct_flags)) {
1963 DEBUG(5, ("Could not start search\n"));
1964 return False;
1965 }
1966
1967 user_search_in_progress = True;
1968
1969 state = TALLOC_P(search->mem_ctx, struct user_search);
1970 if (state == NULL) {
1971 DEBUG(0, ("talloc failed\n"));
1972 return False;
1973 }
1974
1975 state->acct_flags = acct_flags;
1976
1977 search->private_data = state;
1978 search->next_entry = next_entry_users;
1979 search->search_end = search_end_users;
1980 return True;
1981 }
1982
1983 struct group_search {
1984 GROUP_MAP *groups;
1985 size_t num_groups, current_group;
1986 };
1987
1988 static BOOL next_entry_groups(struct pdb_search *s,
1989 struct samr_displayentry *entry)
1990 {
1991 struct group_search *state = s->private_data;
1992 uint32 rid;
1993 GROUP_MAP *map = &state->groups[state->current_group];
1994
1995 if (state->current_group == state->num_groups)
1996 return False;
1997
1998 sid_peek_rid(&map->sid, &rid);
1999
2000 fill_displayentry(s->mem_ctx, rid, 0, map->nt_name, NULL, map->comment,
2001 entry);
2002
2003 state->current_group += 1;
2004 return True;
2005 }
2006
2007 static void search_end_groups(struct pdb_search *search)
2008 {
2009 struct group_search *state = search->private_data;
2010 SAFE_FREE(state->groups);
2011 }
2012
2013 static BOOL pdb_search_grouptype(struct pdb_search *search,
2014 const DOM_SID *sid, enum SID_NAME_USE type)
2015 {
2016 struct group_search *state;
2017
2018 state = TALLOC_P(search->mem_ctx, struct group_search);
2019 if (state == NULL) {
2020 DEBUG(0, ("talloc failed\n"));
2021 return False;
2022 }
2023
2024 if (!pdb_enum_group_mapping(sid, type, &state->groups, &state->num_groups,
2025 True)) {
2026 DEBUG(0, ("Could not enum groups\n"));
2027 return False;
2028 }
2029
2030 state->current_group = 0;
2031 search->private_data = state;
2032 search->next_entry = next_entry_groups;
2033 search->search_end = search_end_groups;
2034 return True;
2035 }
2036
2037 static BOOL pdb_default_search_groups(struct pdb_methods *methods,
2038 struct pdb_search *search)
2039 {
2040 return pdb_search_grouptype(search, get_global_sam_sid(), SID_NAME_DOM_GRP);
2041 }
2042
2043 static BOOL pdb_default_search_aliases(struct pdb_methods *methods,
2044 struct pdb_search *search,
2045 const DOM_SID *sid)
2046 {
2047
2048 return pdb_search_grouptype(search, sid, SID_NAME_ALIAS);
2049 }
2050
2051 static struct samr_displayentry *pdb_search_getentry(struct pdb_search *search,
2052 uint32 idx)
2053 {
2054 if (idx < search->num_entries)
2055 return &search->cache[idx];
2056
2057 if (search->search_ended)
2058 return NULL;
2059
2060 while (idx >= search->num_entries) {
2061 struct samr_displayentry entry;
2062
2063 if (!search->next_entry(search, &entry)) {
2064 search->search_end(search);
2065 search->search_ended = True;
2066 break;
2067 }
2068
2069 ADD_TO_LARGE_ARRAY(search->mem_ctx, struct samr_displayentry,
2070 entry, &search->cache, &search->num_entries,
2071 &search->cache_size);
2072 }
2073
2074 return (search->num_entries > idx) ? &search->cache[idx] : NULL;
2075 }
2076
2077 struct pdb_search *pdb_search_users(uint32 acct_flags)
2078 {
2079 struct pdb_methods *pdb = pdb_get_methods();
2080 struct pdb_search *result;
2081
2082 if (pdb == NULL) return NULL;
2083
2084 result = pdb_search_init(PDB_USER_SEARCH);
2085 if (result == NULL) return NULL;
2086
2087 if (!pdb->search_users(pdb, result, acct_flags)) {
2088 talloc_destroy(result->mem_ctx);
2089 return NULL;
2090 }
2091 return result;
2092 }
2093
2094 struct pdb_search *pdb_search_groups(void)
2095 {
2096 struct pdb_methods *pdb = pdb_get_methods();
2097 struct pdb_search *result;
2098
2099 if (pdb == NULL) return NULL;
2100
2101 result = pdb_search_init(PDB_GROUP_SEARCH);
2102 if (result == NULL) return NULL;
2103
2104 if (!pdb->search_groups(pdb, result)) {
2105 talloc_destroy(result->mem_ctx);
2106 return NULL;
2107 }
2108 return result;
2109 }
2110
2111 struct pdb_search *pdb_search_aliases(const DOM_SID *sid)
2112 {
2113 struct pdb_methods *pdb = pdb_get_methods();
2114 struct pdb_search *result;
2115
2116 if (pdb == NULL) return NULL;
2117
2118 result = pdb_search_init(PDB_ALIAS_SEARCH);
2119 if (result == NULL) return NULL;
2120
2121 if (!pdb->search_aliases(pdb, result, sid)) {
2122 talloc_destroy(result->mem_ctx);
2123 return NULL;
2124 }
2125 return result;
2126 }
2127
2128 uint32 pdb_search_entries(struct pdb_search *search,
2129 uint32 start_idx, uint32 max_entries,
2130 struct samr_displayentry **result)
2131 {
2132 struct samr_displayentry *end_entry;
2133 uint32 end_idx = start_idx+max_entries-1;
2134
2135 /* The first entry needs to be searched after the last. Otherwise the
2136 * first entry might have moved due to a realloc during the search for
2137 * the last entry. */
2138
2139 end_entry = pdb_search_getentry(search, end_idx);
2140 *result = pdb_search_getentry(search, start_idx);
2141
2142 if (end_entry != NULL)
2143 return max_entries;
2144
2145 if (start_idx >= search->num_entries)
2146 return 0;
2147
2148 return search->num_entries - start_idx;
2149 }
2150
2151 void pdb_search_destroy(struct pdb_search *search)
2152 {
2153 if (search == NULL)
2154 return;
2155
2156 if (!search->search_ended)
2157 search->search_end(search);
2158
2159 talloc_destroy(search->mem_ctx);
2160 }
2161
2162 /*******************************************************************
2163 Create a pdb_methods structure and initialize it with the default
2164 operations. In this way a passdb module can simply implement
2165 the functionality it cares about. However, normally this is done
2166 in groups of related functions.
2167 *******************************************************************/
2168
2169 NTSTATUS make_pdb_method( struct pdb_methods **methods )
2170 {
2171 /* allocate memory for the structure as its own talloc CTX */
2172
2173 if ( !(*methods = TALLOC_ZERO_P(NULL, struct pdb_methods) ) ) {
2174 return NT_STATUS_NO_MEMORY;
2175 }
2176
2177 (*methods)->setsampwent = pdb_default_setsampwent;
2178 (*methods)->endsampwent = pdb_default_endsampwent;
2179 (*methods)->getsampwent = pdb_default_getsampwent;
2180 (*methods)->getsampwnam = pdb_default_getsampwnam;
2181 (*methods)->getsampwsid = pdb_default_getsampwsid;
2182 (*methods)->create_user = pdb_default_create_user;
2183 (*methods)->delete_user = pdb_default_delete_user;
2184 (*methods)->add_sam_account = pdb_default_add_sam_account;
2185 (*methods)->update_sam_account = pdb_default_update_sam_account;
2186 (*methods)->delete_sam_account = pdb_default_delete_sam_account;
2187 (*methods)->rename_sam_account = pdb_default_rename_sam_account;
2188 (*methods)->update_login_attempts = pdb_default_update_login_attempts;
2189
2190 (*methods)->getgrsid = pdb_default_getgrsid;
2191 (*methods)->getgrgid = pdb_default_getgrgid;
2192 (*methods)->getgrnam = pdb_default_getgrnam;
2193 (*methods)->create_dom_group = pdb_default_create_dom_group;
2194 (*methods)->delete_dom_group = pdb_default_delete_dom_group;
2195 (*methods)->add_group_mapping_entry = pdb_default_add_group_mapping_entry;
2196 (*methods)->update_group_mapping_entry = pdb_default_update_group_mapping_entry;
2197 (*methods)->delete_group_mapping_entry = pdb_default_delete_group_mapping_entry;
2198 (*methods)->enum_group_mapping = pdb_default_enum_group_mapping;
2199 (*methods)->enum_group_members = pdb_default_enum_group_members;
2200 (*methods)->enum_group_memberships = pdb_default_enum_group_memberships;
2201 (*methods)->set_unix_primary_group = pdb_default_set_unix_primary_group;
2202 (*methods)->add_groupmem = pdb_default_add_groupmem;
2203 (*methods)->del_groupmem = pdb_default_del_groupmem;
2204 (*methods)->find_alias = pdb_default_find_alias;
2205 (*methods)->create_alias = pdb_default_create_alias;
2206 (*methods)->delete_alias = pdb_default_delete_alias;
2207 (*methods)->get_aliasinfo = pdb_default_get_aliasinfo;
2208 (*methods)->set_aliasinfo = pdb_default_set_aliasinfo;
2209 (*methods)->add_aliasmem = pdb_default_add_aliasmem;
2210 (*methods)->del_aliasmem = pdb_default_del_aliasmem;
2211 (*methods)->enum_aliasmem = pdb_default_enum_aliasmem;
2212 (*methods)->enum_alias_memberships = pdb_default_alias_memberships;
2213 (*methods)->lookup_rids = pdb_default_lookup_rids;
2214 (*methods)->get_account_policy = pdb_default_get_account_policy;
2215 (*methods)->set_account_policy = pdb_default_set_account_policy;
2216 (*methods)->get_seq_num = pdb_default_get_seq_num;
2217 (*methods)->uid_to_rid = pdb_default_uid_to_rid;
2218 (*methods)->gid_to_sid = pdb_default_gid_to_sid;
2219 (*methods)->sid_to_id = pdb_default_sid_to_id;
2220
2221 (*methods)->search_users = pdb_default_search_users;
2222 (*methods)->search_groups = pdb_default_search_groups;
2223 (*methods)->search_aliases = pdb_default_search_aliases;
2224
2225 return NT_STATUS_OK;
2226 }
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