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s3/docs: Fix typo.
[Samba/gebeck_regimport.git] / source3 / rpc_server / srv_samr_nt.c
bloba651cd21e2b81ed96cb1d2b2ed6b8a2d0fc8b2c2
1 /*
2 * Unix SMB/CIFS implementation.
3 * RPC Pipe client / server routines
4 * Copyright (C) Andrew Tridgell 1992-1997,
5 * Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
6 * Copyright (C) Paul Ashton 1997,
7 * Copyright (C) Marc Jacobsen 1999,
8 * Copyright (C) Jeremy Allison 2001-2008,
9 * Copyright (C) Jean François Micouleau 1998-2001,
10 * Copyright (C) Jim McDonough <jmcd@us.ibm.com> 2002,
11 * Copyright (C) Gerald (Jerry) Carter 2003-2004,
12 * Copyright (C) Simo Sorce 2003.
13 * Copyright (C) Volker Lendecke 2005.
14 * Copyright (C) Guenther Deschner 2008.
15 *
16 * This program is free software; you can redistribute it and/or modify
17 * it under the terms of the GNU General Public License as published by
18 * the Free Software Foundation; either version 3 of the License, or
19 * (at your option) any later version.
20 *
21 * This program is distributed in the hope that it will be useful,
22 * but WITHOUT ANY WARRANTY; without even the implied warranty of
23 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
24 * GNU General Public License for more details.
25 *
26 * You should have received a copy of the GNU General Public License
27 * along with this program; if not, see <http://www.gnu.org/licenses/>.
28 */
29
30 /*
31 * This is the implementation of the SAMR code.
32 */
33
34 #include "includes.h"
35 #include "../libcli/auth/libcli_auth.h"
36
37 #undef DBGC_CLASS
38 #define DBGC_CLASS DBGC_RPC_SRV
39
40 #define SAMR_USR_RIGHTS_WRITE_PW \
41 ( READ_CONTROL_ACCESS | \
42 SAMR_USER_ACCESS_CHANGE_PASSWORD | \
43 SAMR_USER_ACCESS_SET_LOC_COM)
44 #define SAMR_USR_RIGHTS_CANT_WRITE_PW \
45 ( READ_CONTROL_ACCESS | SAMR_USER_ACCESS_SET_LOC_COM )
46
47 #define DISP_INFO_CACHE_TIMEOUT 10
48
49 #define MAX_SAM_ENTRIES_W2K 0x400 /* 1024 */
50 #define MAX_SAM_ENTRIES_W95 50
51
52 struct samr_connect_info {
53 uint8_t dummy;
54 };
55
56 struct samr_domain_info {
57 struct dom_sid sid;
58 struct disp_info *disp_info;
59 };
60
61 struct samr_user_info {
62 struct dom_sid sid;
63 };
64
65 struct samr_group_info {
66 struct dom_sid sid;
67 };
68
69 struct samr_alias_info {
70 struct dom_sid sid;
71 };
72
73 typedef struct disp_info {
74 DOM_SID sid; /* identify which domain this is. */
75 struct pdb_search *users; /* querydispinfo 1 and 4 */
76 struct pdb_search *machines; /* querydispinfo 2 */
77 struct pdb_search *groups; /* querydispinfo 3 and 5, enumgroups */
78 struct pdb_search *aliases; /* enumaliases */
79
80 uint16 enum_acb_mask;
81 struct pdb_search *enum_users; /* enumusers with a mask */
82
83 struct timed_event *cache_timeout_event; /* cache idle timeout
84 * handler. */
85 } DISP_INFO;
86
87 static const struct generic_mapping sam_generic_mapping = {
88 GENERIC_RIGHTS_SAM_READ,
89 GENERIC_RIGHTS_SAM_WRITE,
90 GENERIC_RIGHTS_SAM_EXECUTE,
91 GENERIC_RIGHTS_SAM_ALL_ACCESS};
92 static const struct generic_mapping dom_generic_mapping = {
93 GENERIC_RIGHTS_DOMAIN_READ,
94 GENERIC_RIGHTS_DOMAIN_WRITE,
95 GENERIC_RIGHTS_DOMAIN_EXECUTE,
96 GENERIC_RIGHTS_DOMAIN_ALL_ACCESS};
97 static const struct generic_mapping usr_generic_mapping = {
98 GENERIC_RIGHTS_USER_READ,
99 GENERIC_RIGHTS_USER_WRITE,
100 GENERIC_RIGHTS_USER_EXECUTE,
101 GENERIC_RIGHTS_USER_ALL_ACCESS};
102 static const struct generic_mapping usr_nopwchange_generic_mapping = {
103 GENERIC_RIGHTS_USER_READ,
104 GENERIC_RIGHTS_USER_WRITE,
105 GENERIC_RIGHTS_USER_EXECUTE & ~SAMR_USER_ACCESS_CHANGE_PASSWORD,
106 GENERIC_RIGHTS_USER_ALL_ACCESS};
107 static const struct generic_mapping grp_generic_mapping = {
108 GENERIC_RIGHTS_GROUP_READ,
109 GENERIC_RIGHTS_GROUP_WRITE,
110 GENERIC_RIGHTS_GROUP_EXECUTE,
111 GENERIC_RIGHTS_GROUP_ALL_ACCESS};
112 static const struct generic_mapping ali_generic_mapping = {
113 GENERIC_RIGHTS_ALIAS_READ,
114 GENERIC_RIGHTS_ALIAS_WRITE,
115 GENERIC_RIGHTS_ALIAS_EXECUTE,
116 GENERIC_RIGHTS_ALIAS_ALL_ACCESS};
117
118 /*******************************************************************
119 *******************************************************************/
120
121 static NTSTATUS make_samr_object_sd( TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size,
122 const struct generic_mapping *map,
123 DOM_SID *sid, uint32 sid_access )
124 {
125 DOM_SID domadmin_sid;
126 SEC_ACE ace[5]; /* at most 5 entries */
127 size_t i = 0;
128
129 SEC_ACL *psa = NULL;
130
131 /* basic access for Everyone */
132
133 init_sec_ace(&ace[i++], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED,
134 map->generic_execute | map->generic_read, 0);
135
136 /* add Full Access 'BUILTIN\Administrators' and 'BUILTIN\Account Operators */
137
138 init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators,
139 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
140 init_sec_ace(&ace[i++], &global_sid_Builtin_Account_Operators,
141 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
142
143 /* Add Full Access for Domain Admins if we are a DC */
144
145 if ( IS_DC ) {
146 sid_copy( &domadmin_sid, get_global_sam_sid() );
147 sid_append_rid( &domadmin_sid, DOMAIN_GROUP_RID_ADMINS );
148 init_sec_ace(&ace[i++], &domadmin_sid,
149 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
150 }
151
152 /* if we have a sid, give it some special access */
153
154 if ( sid ) {
155 init_sec_ace(&ace[i++], sid, SEC_ACE_TYPE_ACCESS_ALLOWED, sid_access, 0);
156 }
157
158 /* create the security descriptor */
159
160 if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) == NULL)
161 return NT_STATUS_NO_MEMORY;
162
163 if ((*psd = make_sec_desc(ctx, SECURITY_DESCRIPTOR_REVISION_1,
164 SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL,
165 psa, sd_size)) == NULL)
166 return NT_STATUS_NO_MEMORY;
167
168 return NT_STATUS_OK;
169 }
170
171 /*******************************************************************
172 Checks if access to an object should be granted, and returns that
173 level of access for further checks.
174 ********************************************************************/
175
176 static NTSTATUS access_check_samr_object( SEC_DESC *psd, NT_USER_TOKEN *token,
177 SE_PRIV *rights, uint32 rights_mask,
178 uint32 des_access, uint32 *acc_granted,
179 const char *debug )
180 {
181 NTSTATUS status = NT_STATUS_ACCESS_DENIED;
182 uint32 saved_mask = 0;
183
184 /* check privileges; certain SAM access bits should be overridden
185 by privileges (mostly having to do with creating/modifying/deleting
186 users and groups) */
187
188 if ( rights && user_has_any_privilege( token, rights ) ) {
189
190 saved_mask = (des_access & rights_mask);
191 des_access &= ~saved_mask;
192
193 DEBUG(4,("access_check_samr_object: user rights access mask [0x%x]\n",
194 rights_mask));
195 }
196
197
198 /* check the security descriptor first */
199
200 status = se_access_check(psd, token, des_access, acc_granted);
201 if (NT_STATUS_IS_OK(status)) {
202 goto done;
203 }
204
205 /* give root a free pass */
206
207 if ( geteuid() == sec_initial_uid() ) {
208
209 DEBUG(4,("%s: ACCESS should be DENIED (requested: %#010x)\n", debug, des_access));
210 DEBUGADD(4,("but overritten by euid == sec_initial_uid()\n"));
211
212 *acc_granted = des_access;
213
214 status = NT_STATUS_OK;
215 goto done;
216 }
217
218
219 done:
220 /* add in any bits saved during the privilege check (only
221 matters is status is ok) */
222
223 *acc_granted |= rights_mask;
224
225 DEBUG(4,("%s: access %s (requested: 0x%08x, granted: 0x%08x)\n",
226 debug, NT_STATUS_IS_OK(status) ? "GRANTED" : "DENIED",
227 des_access, *acc_granted));
228
229 return status;
230 }
231
232
233 /*******************************************************************
234 Map any MAXIMUM_ALLOWED_ACCESS request to a valid access set.
235 ********************************************************************/
236
237 static void map_max_allowed_access(const NT_USER_TOKEN *token,
238 uint32_t *pacc_requested)
239 {
240 if (!((*pacc_requested) & MAXIMUM_ALLOWED_ACCESS)) {
241 return;
242 }
243 *pacc_requested &= ~MAXIMUM_ALLOWED_ACCESS;
244
245 /* At least try for generic read. */
246 *pacc_requested = GENERIC_READ_ACCESS;
247
248 /* root gets anything. */
249 if (geteuid() == sec_initial_uid()) {
250 *pacc_requested |= GENERIC_ALL_ACCESS;
251 return;
252 }
253
254 /* Full Access for 'BUILTIN\Administrators' and 'BUILTIN\Account Operators */
255
256 if (is_sid_in_token(token, &global_sid_Builtin_Administrators) ||
257 is_sid_in_token(token, &global_sid_Builtin_Account_Operators)) {
258 *pacc_requested |= GENERIC_ALL_ACCESS;
259 return;
260 }
261
262 /* Full access for DOMAIN\Domain Admins. */
263 if ( IS_DC ) {
264 DOM_SID domadmin_sid;
265 sid_copy( &domadmin_sid, get_global_sam_sid() );
266 sid_append_rid( &domadmin_sid, DOMAIN_GROUP_RID_ADMINS );
267 if (is_sid_in_token(token, &domadmin_sid)) {
268 *pacc_requested |= GENERIC_ALL_ACCESS;
269 return;
270 }
271 }
272 /* TODO ! Check privileges. */
273 }
274
275 /*******************************************************************
276 Fetch or create a dispinfo struct.
277 ********************************************************************/
278
279 static DISP_INFO *get_samr_dispinfo_by_sid(const struct dom_sid *psid)
280 {
281 /*
282 * We do a static cache for DISP_INFO's here. Explanation can be found
283 * in Jeremy's checkin message to r11793:
284 *
285 * Fix the SAMR cache so it works across completely insane
286 * client behaviour (ie.:
287 * open pipe/open SAMR handle/enumerate 0 - 1024
288 * close SAMR handle, close pipe.
289 * open pipe/open SAMR handle/enumerate 1024 - 2048...
290 * close SAMR handle, close pipe.
291 * And on ad-nausium. Amazing.... probably object-oriented
292 * client side programming in action yet again.
293 * This change should *massively* improve performance when
294 * enumerating users from an LDAP database.
295 * Jeremy.
296 *
297 * "Our" and the builtin domain are the only ones where we ever
298 * enumerate stuff, so just cache 2 entries.
299 */
300
301 static struct disp_info *builtin_dispinfo;
302 static struct disp_info *domain_dispinfo;
303
304 /* There are two cases to consider here:
305 1) The SID is a domain SID and we look for an equality match, or
306 2) This is an account SID and so we return the DISP_INFO* for our
307 domain */
308
309 if (psid == NULL) {
310 return NULL;
311 }
312
313 if (sid_check_is_builtin(psid) || sid_check_is_in_builtin(psid)) {
314 /*
315 * Necessary only once, but it does not really hurt.
316 */
317 if (builtin_dispinfo == NULL) {
318 builtin_dispinfo = talloc_zero(
319 talloc_autofree_context(), struct disp_info);
320 if (builtin_dispinfo == NULL) {
321 return NULL;
322 }
323 }
324 sid_copy(&builtin_dispinfo->sid, &global_sid_Builtin);
325
326 return builtin_dispinfo;
327 }
328
329 if (sid_check_is_domain(psid) || sid_check_is_in_our_domain(psid)) {
330 /*
331 * Necessary only once, but it does not really hurt.
332 */
333 if (domain_dispinfo == NULL) {
334 domain_dispinfo = talloc_zero(
335 talloc_autofree_context(), struct disp_info);
336 if (domain_dispinfo == NULL) {
337 return NULL;
338 }
339 }
340 sid_copy(&domain_dispinfo->sid, get_global_sam_sid());
341
342 return domain_dispinfo;
343 }
344
345 return NULL;
346 }
347
348 /*******************************************************************
349 Function to free the per SID data.
350 ********************************************************************/
351
352 static void free_samr_cache(DISP_INFO *disp_info)
353 {
354 DEBUG(10, ("free_samr_cache: deleting cache for SID %s\n",
355 sid_string_dbg(&disp_info->sid)));
356
357 /* We need to become root here because the paged search might have to
358 * tell the LDAP server we're not interested in the rest anymore. */
359
360 become_root();
361
362 TALLOC_FREE(disp_info->users);
363 TALLOC_FREE(disp_info->machines);
364 TALLOC_FREE(disp_info->groups);
365 TALLOC_FREE(disp_info->aliases);
366 TALLOC_FREE(disp_info->enum_users);
367
368 unbecome_root();
369 }
370
371 /*******************************************************************
372 Idle event handler. Throw away the disp info cache.
373 ********************************************************************/
374
375 static void disp_info_cache_idle_timeout_handler(struct event_context *ev_ctx,
376 struct timed_event *te,
377 struct timeval now,
378 void *private_data)
379 {
380 DISP_INFO *disp_info = (DISP_INFO *)private_data;
381
382 TALLOC_FREE(disp_info->cache_timeout_event);
383
384 DEBUG(10, ("disp_info_cache_idle_timeout_handler: caching timed "
385 "out\n"));
386 free_samr_cache(disp_info);
387 }
388
389 /*******************************************************************
390 Setup cache removal idle event handler.
391 ********************************************************************/
392
393 static void set_disp_info_cache_timeout(DISP_INFO *disp_info, time_t secs_fromnow)
394 {
395 /* Remove any pending timeout and update. */
396
397 TALLOC_FREE(disp_info->cache_timeout_event);
398
399 DEBUG(10,("set_disp_info_cache_timeout: caching enumeration for "
400 "SID %s for %u seconds\n", sid_string_dbg(&disp_info->sid),
401 (unsigned int)secs_fromnow ));
402
403 disp_info->cache_timeout_event = event_add_timed(
404 smbd_event_context(), NULL,
405 timeval_current_ofs(secs_fromnow, 0),
406 disp_info_cache_idle_timeout_handler, (void *)disp_info);
407 }
408
409 /*******************************************************************
410 Force flush any cache. We do this on any samr_set_xxx call.
411 We must also remove the timeout handler.
412 ********************************************************************/
413
414 static void force_flush_samr_cache(const struct dom_sid *sid)
415 {
416 struct disp_info *disp_info = get_samr_dispinfo_by_sid(sid);
417
418 if ((disp_info == NULL) || (disp_info->cache_timeout_event == NULL)) {
419 return;
420 }
421
422 DEBUG(10,("force_flush_samr_cache: clearing idle event\n"));
423 TALLOC_FREE(disp_info->cache_timeout_event);
424 free_samr_cache(disp_info);
425 }
426
427 /*******************************************************************
428 Ensure password info is never given out. Paranioa... JRA.
429 ********************************************************************/
430
431 static void samr_clear_sam_passwd(struct samu *sam_pass)
432 {
433
434 if (!sam_pass)
435 return;
436
437 /* These now zero out the old password */
438
439 pdb_set_lanman_passwd(sam_pass, NULL, PDB_DEFAULT);
440 pdb_set_nt_passwd(sam_pass, NULL, PDB_DEFAULT);
441 }
442
443 static uint32 count_sam_users(struct disp_info *info, uint32 acct_flags)
444 {
445 struct samr_displayentry *entry;
446
447 if (sid_check_is_builtin(&info->sid)) {
448 /* No users in builtin. */
449 return 0;
450 }
451
452 if (info->users == NULL) {
453 info->users = pdb_search_users(info, acct_flags);
454 if (info->users == NULL) {
455 return 0;
456 }
457 }
458 /* Fetch the last possible entry, thus trigger an enumeration */
459 pdb_search_entries(info->users, 0xffffffff, 1, &entry);
460
461 /* Ensure we cache this enumeration. */
462 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
463
464 return info->users->num_entries;
465 }
466
467 static uint32 count_sam_groups(struct disp_info *info)
468 {
469 struct samr_displayentry *entry;
470
471 if (sid_check_is_builtin(&info->sid)) {
472 /* No groups in builtin. */
473 return 0;
474 }
475
476 if (info->groups == NULL) {
477 info->groups = pdb_search_groups(info);
478 if (info->groups == NULL) {
479 return 0;
480 }
481 }
482 /* Fetch the last possible entry, thus trigger an enumeration */
483 pdb_search_entries(info->groups, 0xffffffff, 1, &entry);
484
485 /* Ensure we cache this enumeration. */
486 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
487
488 return info->groups->num_entries;
489 }
490
491 static uint32 count_sam_aliases(struct disp_info *info)
492 {
493 struct samr_displayentry *entry;
494
495 if (info->aliases == NULL) {
496 info->aliases = pdb_search_aliases(info, &info->sid);
497 if (info->aliases == NULL) {
498 return 0;
499 }
500 }
501 /* Fetch the last possible entry, thus trigger an enumeration */
502 pdb_search_entries(info->aliases, 0xffffffff, 1, &entry);
503
504 /* Ensure we cache this enumeration. */
505 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
506
507 return info->aliases->num_entries;
508 }
509
510 /*******************************************************************
511 _samr_Close
512 ********************************************************************/
513
514 NTSTATUS _samr_Close(pipes_struct *p, struct samr_Close *r)
515 {
516 if (!close_policy_hnd(p, r->in.handle)) {
517 return NT_STATUS_INVALID_HANDLE;
518 }
519
520 ZERO_STRUCTP(r->out.handle);
521
522 return NT_STATUS_OK;
523 }
524
525 /*******************************************************************
526 _samr_OpenDomain
527 ********************************************************************/
528
529 NTSTATUS _samr_OpenDomain(pipes_struct *p,
530 struct samr_OpenDomain *r)
531 {
532 struct samr_connect_info *cinfo;
533 struct samr_domain_info *dinfo;
534 SEC_DESC *psd = NULL;
535 uint32 acc_granted;
536 uint32 des_access = r->in.access_mask;
537 NTSTATUS status;
538 size_t sd_size;
539 SE_PRIV se_rights;
540
541 /* find the connection policy handle. */
542
543 cinfo = policy_handle_find(p, r->in.connect_handle, 0, NULL,
544 struct samr_connect_info, &status);
545 if (!NT_STATUS_IS_OK(status)) {
546 return status;
547 }
548
549 /*check if access can be granted as requested by client. */
550 map_max_allowed_access(p->server_info->ptok, &des_access);
551
552 make_samr_object_sd( p->mem_ctx, &psd, &sd_size, &dom_generic_mapping, NULL, 0 );
553 se_map_generic( &des_access, &dom_generic_mapping );
554
555 se_priv_copy( &se_rights, &se_machine_account );
556 se_priv_add( &se_rights, &se_add_users );
557
558 status = access_check_samr_object( psd, p->server_info->ptok,
559 &se_rights, GENERIC_RIGHTS_DOMAIN_WRITE, des_access,
560 &acc_granted, "_samr_OpenDomain" );
561
562 if ( !NT_STATUS_IS_OK(status) )
563 return status;
564
565 if (!sid_check_is_domain(r->in.sid) &&
566 !sid_check_is_builtin(r->in.sid)) {
567 return NT_STATUS_NO_SUCH_DOMAIN;
568 }
569
570 dinfo = policy_handle_create(p, r->out.domain_handle, acc_granted,
571 struct samr_domain_info, &status);
572 if (!NT_STATUS_IS_OK(status)) {
573 return status;
574 }
575 dinfo->sid = *r->in.sid;
576 dinfo->disp_info = get_samr_dispinfo_by_sid(r->in.sid);
577
578 DEBUG(5,("_samr_OpenDomain: %d\n", __LINE__));
579
580 return NT_STATUS_OK;
581 }
582
583 /*******************************************************************
584 _samr_GetUserPwInfo
585 ********************************************************************/
586
587 NTSTATUS _samr_GetUserPwInfo(pipes_struct *p,
588 struct samr_GetUserPwInfo *r)
589 {
590 struct samr_user_info *uinfo;
591 enum lsa_SidType sid_type;
592 uint32_t min_password_length = 0;
593 uint32_t password_properties = 0;
594 bool ret = false;
595 NTSTATUS status;
596
597 DEBUG(5,("_samr_GetUserPwInfo: %d\n", __LINE__));
598
599 uinfo = policy_handle_find(p, r->in.user_handle,
600 SAMR_USER_ACCESS_GET_ATTRIBUTES, NULL,
601 struct samr_user_info, &status);
602 if (!NT_STATUS_IS_OK(status)) {
603 return status;
604 }
605
606 if (!sid_check_is_in_our_domain(&uinfo->sid)) {
607 return NT_STATUS_OBJECT_TYPE_MISMATCH;
608 }
609
610 become_root();
611 ret = lookup_sid(p->mem_ctx, &uinfo->sid, NULL, NULL, &sid_type);
612 unbecome_root();
613 if (ret == false) {
614 return NT_STATUS_NO_SUCH_USER;
615 }
616
617 switch (sid_type) {
618 case SID_NAME_USER:
619 become_root();
620 pdb_get_account_policy(AP_MIN_PASSWORD_LEN,
621 &min_password_length);
622 pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS,
623 &password_properties);
624 unbecome_root();
625
626 if (lp_check_password_script() && *lp_check_password_script()) {
627 password_properties |= DOMAIN_PASSWORD_COMPLEX;
628 }
629
630 break;
631 default:
632 break;
633 }
634
635 r->out.info->min_password_length = min_password_length;
636 r->out.info->password_properties = password_properties;
637
638 DEBUG(5,("_samr_GetUserPwInfo: %d\n", __LINE__));
639
640 return NT_STATUS_OK;
641 }
642
643 /*******************************************************************
644 _samr_SetSecurity
645 ********************************************************************/
646
647 NTSTATUS _samr_SetSecurity(pipes_struct *p,
648 struct samr_SetSecurity *r)
649 {
650 struct samr_user_info *uinfo;
651 uint32 i;
652 SEC_ACL *dacl;
653 bool ret;
654 struct samu *sampass=NULL;
655 NTSTATUS status;
656
657 uinfo = policy_handle_find(p, r->in.handle,
658 SAMR_USER_ACCESS_SET_ATTRIBUTES, NULL,
659 struct samr_user_info, &status);
660 if (!NT_STATUS_IS_OK(status)) {
661 return status;
662 }
663
664 if (!(sampass = samu_new( p->mem_ctx))) {
665 DEBUG(0,("No memory!\n"));
666 return NT_STATUS_NO_MEMORY;
667 }
668
669 /* get the user record */
670 become_root();
671 ret = pdb_getsampwsid(sampass, &uinfo->sid);
672 unbecome_root();
673
674 if (!ret) {
675 DEBUG(4, ("User %s not found\n",
676 sid_string_dbg(&uinfo->sid)));
677 TALLOC_FREE(sampass);
678 return NT_STATUS_INVALID_HANDLE;
679 }
680
681 dacl = r->in.sdbuf->sd->dacl;
682 for (i=0; i < dacl->num_aces; i++) {
683 if (sid_equal(&uinfo->sid, &dacl->aces[i].trustee)) {
684 ret = pdb_set_pass_can_change(sampass,
685 (dacl->aces[i].access_mask &
686 SAMR_USER_ACCESS_CHANGE_PASSWORD) ?
687 True: False);
688 break;
689 }
690 }
691
692 if (!ret) {
693 TALLOC_FREE(sampass);
694 return NT_STATUS_ACCESS_DENIED;
695 }
696
697 become_root();
698 status = pdb_update_sam_account(sampass);
699 unbecome_root();
700
701 TALLOC_FREE(sampass);
702
703 return status;
704 }
705
706 /*******************************************************************
707 build correct perms based on policies and password times for _samr_query_sec_obj
708 *******************************************************************/
709 static bool check_change_pw_access(TALLOC_CTX *mem_ctx, DOM_SID *user_sid)
710 {
711 struct samu *sampass=NULL;
712 bool ret;
713
714 if ( !(sampass = samu_new( mem_ctx )) ) {
715 DEBUG(0,("No memory!\n"));
716 return False;
717 }
718
719 become_root();
720 ret = pdb_getsampwsid(sampass, user_sid);
721 unbecome_root();
722
723 if (ret == False) {
724 DEBUG(4,("User %s not found\n", sid_string_dbg(user_sid)));
725 TALLOC_FREE(sampass);
726 return False;
727 }
728
729 DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
730
731 if (pdb_get_pass_can_change(sampass)) {
732 TALLOC_FREE(sampass);
733 return True;
734 }
735 TALLOC_FREE(sampass);
736 return False;
737 }
738
739
740 /*******************************************************************
741 _samr_QuerySecurity
742 ********************************************************************/
743
744 NTSTATUS _samr_QuerySecurity(pipes_struct *p,
745 struct samr_QuerySecurity *r)
746 {
747 struct samr_connect_info *cinfo;
748 struct samr_domain_info *dinfo;
749 struct samr_user_info *uinfo;
750 struct samr_group_info *ginfo;
751 struct samr_alias_info *ainfo;
752 NTSTATUS status;
753 SEC_DESC * psd = NULL;
754 size_t sd_size;
755
756 cinfo = policy_handle_find(p, r->in.handle,
757 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
758 struct samr_connect_info, &status);
759 if (NT_STATUS_IS_OK(status)) {
760 DEBUG(5,("_samr_QuerySecurity: querying security on SAM\n"));
761 status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size,
762 &sam_generic_mapping, NULL, 0);
763 goto done;
764 }
765
766 dinfo = policy_handle_find(p, r->in.handle,
767 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
768 struct samr_domain_info, &status);
769 if (NT_STATUS_IS_OK(status)) {
770 DEBUG(5,("_samr_QuerySecurity: querying security on Domain "
771 "with SID: %s\n", sid_string_dbg(&dinfo->sid)));
772 /*
773 * TODO: Builtin probably needs a different SD with restricted
774 * write access
775 */
776 status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size,
777 &dom_generic_mapping, NULL, 0);
778 goto done;
779 }
780
781 uinfo = policy_handle_find(p, r->in.handle,
782 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
783 struct samr_user_info, &status);
784 if (NT_STATUS_IS_OK(status)) {
785 DEBUG(10,("_samr_QuerySecurity: querying security on user "
786 "Object with SID: %s\n",
787 sid_string_dbg(&uinfo->sid)));
788 if (check_change_pw_access(p->mem_ctx, &uinfo->sid)) {
789 status = make_samr_object_sd(
790 p->mem_ctx, &psd, &sd_size,
791 &usr_generic_mapping,
792 &uinfo->sid, SAMR_USR_RIGHTS_WRITE_PW);
793 } else {
794 status = make_samr_object_sd(
795 p->mem_ctx, &psd, &sd_size,
796 &usr_nopwchange_generic_mapping,
797 &uinfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
798 }
799 goto done;
800 }
801
802 ginfo = policy_handle_find(p, r->in.handle,
803 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
804 struct samr_group_info, &status);
805 if (NT_STATUS_IS_OK(status)) {
806 /*
807 * TODO: different SDs have to be generated for aliases groups
808 * and users. Currently all three get a default user SD
809 */
810 DEBUG(10,("_samr_QuerySecurity: querying security on group "
811 "Object with SID: %s\n",
812 sid_string_dbg(&ginfo->sid)));
813 status = make_samr_object_sd(
814 p->mem_ctx, &psd, &sd_size,
815 &usr_nopwchange_generic_mapping,
816 &ginfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
817 goto done;
818 }
819
820 ainfo = policy_handle_find(p, r->in.handle,
821 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
822 struct samr_alias_info, &status);
823 if (NT_STATUS_IS_OK(status)) {
824 /*
825 * TODO: different SDs have to be generated for aliases groups
826 * and users. Currently all three get a default user SD
827 */
828 DEBUG(10,("_samr_QuerySecurity: querying security on alias "
829 "Object with SID: %s\n",
830 sid_string_dbg(&ainfo->sid)));
831 status = make_samr_object_sd(
832 p->mem_ctx, &psd, &sd_size,
833 &usr_nopwchange_generic_mapping,
834 &ainfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
835 goto done;
836 }
837
838 return NT_STATUS_OBJECT_TYPE_MISMATCH;
839 done:
840 if ((*r->out.sdbuf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
841 return NT_STATUS_NO_MEMORY;
842
843 return status;
844 }
845
846 /*******************************************************************
847 makes a SAM_ENTRY / UNISTR2* structure from a user list.
848 ********************************************************************/
849
850 static NTSTATUS make_user_sam_entry_list(TALLOC_CTX *ctx,
851 struct samr_SamEntry **sam_pp,
852 uint32_t num_entries,
853 uint32_t start_idx,
854 struct samr_displayentry *entries)
855 {
856 uint32_t i;
857 struct samr_SamEntry *sam;
858
859 *sam_pp = NULL;
860
861 if (num_entries == 0) {
862 return NT_STATUS_OK;
863 }
864
865 sam = TALLOC_ZERO_ARRAY(ctx, struct samr_SamEntry, num_entries);
866 if (sam == NULL) {
867 DEBUG(0, ("make_user_sam_entry_list: TALLOC_ZERO failed!\n"));
868 return NT_STATUS_NO_MEMORY;
869 }
870
871 for (i = 0; i < num_entries; i++) {
872 #if 0
873 /*
874 * usrmgr expects a non-NULL terminated string with
875 * trust relationships
876 */
877 if (entries[i].acct_flags & ACB_DOMTRUST) {
878 init_unistr2(&uni_temp_name, entries[i].account_name,
879 UNI_FLAGS_NONE);
880 } else {
881 init_unistr2(&uni_temp_name, entries[i].account_name,
882 UNI_STR_TERMINATE);
883 }
884 #endif
885 init_lsa_String(&sam[i].name, entries[i].account_name);
886 sam[i].idx = entries[i].rid;
887 }
888
889 *sam_pp = sam;
890
891 return NT_STATUS_OK;
892 }
893
894 #define MAX_SAM_ENTRIES MAX_SAM_ENTRIES_W2K
895
896 /*******************************************************************
897 _samr_EnumDomainUsers
898 ********************************************************************/
899
900 NTSTATUS _samr_EnumDomainUsers(pipes_struct *p,
901 struct samr_EnumDomainUsers *r)
902 {
903 NTSTATUS status;
904 struct samr_domain_info *dinfo;
905 int num_account;
906 uint32 enum_context = *r->in.resume_handle;
907 enum remote_arch_types ra_type = get_remote_arch();
908 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
909 uint32 max_entries = max_sam_entries;
910 struct samr_displayentry *entries = NULL;
911 struct samr_SamArray *samr_array = NULL;
912 struct samr_SamEntry *samr_entries = NULL;
913
914 DEBUG(5,("_samr_EnumDomainUsers: %d\n", __LINE__));
915
916 dinfo = policy_handle_find(p, r->in.domain_handle,
917 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
918 struct samr_domain_info, &status);
919 if (!NT_STATUS_IS_OK(status)) {
920 return status;
921 }
922
923 if (sid_check_is_builtin(&dinfo->sid)) {
924 /* No users in builtin. */
925 *r->out.resume_handle = *r->in.resume_handle;
926 DEBUG(5,("_samr_EnumDomainUsers: No users in BUILTIN\n"));
927 return status;
928 }
929
930 samr_array = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
931 if (!samr_array) {
932 return NT_STATUS_NO_MEMORY;
933 }
934 *r->out.sam = samr_array;
935
936 become_root();
937
938 /* AS ROOT !!!! */
939
940 if ((dinfo->disp_info->enum_users != NULL) &&
941 (dinfo->disp_info->enum_acb_mask != r->in.acct_flags)) {
942 TALLOC_FREE(dinfo->disp_info->enum_users);
943 }
944
945 if (dinfo->disp_info->enum_users == NULL) {
946 dinfo->disp_info->enum_users = pdb_search_users(
947 dinfo->disp_info, r->in.acct_flags);
948 dinfo->disp_info->enum_acb_mask = r->in.acct_flags;
949 }
950
951 if (dinfo->disp_info->enum_users == NULL) {
952 /* END AS ROOT !!!! */
953 unbecome_root();
954 return NT_STATUS_ACCESS_DENIED;
955 }
956
957 num_account = pdb_search_entries(dinfo->disp_info->enum_users,
958 enum_context, max_entries,
959 &entries);
960
961 /* END AS ROOT !!!! */
962
963 unbecome_root();
964
965 if (num_account == 0) {
966 DEBUG(5, ("_samr_EnumDomainUsers: enumeration handle over "
967 "total entries\n"));
968 *r->out.resume_handle = *r->in.resume_handle;
969 return NT_STATUS_OK;
970 }
971
972 status = make_user_sam_entry_list(p->mem_ctx, &samr_entries,
973 num_account, enum_context,
974 entries);
975 if (!NT_STATUS_IS_OK(status)) {
976 return status;
977 }
978
979 if (max_entries <= num_account) {
980 status = STATUS_MORE_ENTRIES;
981 } else {
982 status = NT_STATUS_OK;
983 }
984
985 /* Ensure we cache this enumeration. */
986 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
987
988 DEBUG(5, ("_samr_EnumDomainUsers: %d\n", __LINE__));
989
990 samr_array->count = num_account;
991 samr_array->entries = samr_entries;
992
993 *r->out.resume_handle = *r->in.resume_handle + num_account;
994 *r->out.num_entries = num_account;
995
996 DEBUG(5,("_samr_EnumDomainUsers: %d\n", __LINE__));
997
998 return status;
999 }
1000
1001 /*******************************************************************
1002 makes a SAM_ENTRY / UNISTR2* structure from a group list.
1003 ********************************************************************/
1004
1005 static void make_group_sam_entry_list(TALLOC_CTX *ctx,
1006 struct samr_SamEntry **sam_pp,
1007 uint32_t num_sam_entries,
1008 struct samr_displayentry *entries)
1009 {
1010 struct samr_SamEntry *sam;
1011 uint32_t i;
1012
1013 *sam_pp = NULL;
1014
1015 if (num_sam_entries == 0) {
1016 return;
1017 }
1018
1019 sam = TALLOC_ZERO_ARRAY(ctx, struct samr_SamEntry, num_sam_entries);
1020 if (sam == NULL) {
1021 return;
1022 }
1023
1024 for (i = 0; i < num_sam_entries; i++) {
1025 /*
1026 * JRA. I think this should include the null. TNG does not.
1027 */
1028 init_lsa_String(&sam[i].name, entries[i].account_name);
1029 sam[i].idx = entries[i].rid;
1030 }
1031
1032 *sam_pp = sam;
1033 }
1034
1035 /*******************************************************************
1036 _samr_EnumDomainGroups
1037 ********************************************************************/
1038
1039 NTSTATUS _samr_EnumDomainGroups(pipes_struct *p,
1040 struct samr_EnumDomainGroups *r)
1041 {
1042 NTSTATUS status;
1043 struct samr_domain_info *dinfo;
1044 struct samr_displayentry *groups;
1045 uint32 num_groups;
1046 struct samr_SamArray *samr_array = NULL;
1047 struct samr_SamEntry *samr_entries = NULL;
1048
1049 dinfo = policy_handle_find(p, r->in.domain_handle,
1050 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1051 struct samr_domain_info, &status);
1052 if (!NT_STATUS_IS_OK(status)) {
1053 return status;
1054 }
1055
1056 DEBUG(5,("_samr_EnumDomainGroups: %d\n", __LINE__));
1057
1058 if (sid_check_is_builtin(&dinfo->sid)) {
1059 /* No groups in builtin. */
1060 *r->out.resume_handle = *r->in.resume_handle;
1061 DEBUG(5,("_samr_EnumDomainGroups: No groups in BUILTIN\n"));
1062 return status;
1063 }
1064
1065 samr_array = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
1066 if (!samr_array) {
1067 return NT_STATUS_NO_MEMORY;
1068 }
1069
1070 /* the domain group array is being allocated in the function below */
1071
1072 become_root();
1073
1074 if (dinfo->disp_info->groups == NULL) {
1075 dinfo->disp_info->groups = pdb_search_groups(dinfo->disp_info);
1076
1077 if (dinfo->disp_info->groups == NULL) {
1078 unbecome_root();
1079 return NT_STATUS_ACCESS_DENIED;
1080 }
1081 }
1082
1083 num_groups = pdb_search_entries(dinfo->disp_info->groups,
1084 *r->in.resume_handle,
1085 MAX_SAM_ENTRIES, &groups);
1086 unbecome_root();
1087
1088 /* Ensure we cache this enumeration. */
1089 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1090
1091 make_group_sam_entry_list(p->mem_ctx, &samr_entries,
1092 num_groups, groups);
1093
1094 samr_array->count = num_groups;
1095 samr_array->entries = samr_entries;
1096
1097 *r->out.sam = samr_array;
1098 *r->out.num_entries = num_groups;
1099 *r->out.resume_handle = num_groups + *r->in.resume_handle;
1100
1101 DEBUG(5,("_samr_EnumDomainGroups: %d\n", __LINE__));
1102
1103 return status;
1104 }
1105
1106 /*******************************************************************
1107 _samr_EnumDomainAliases
1108 ********************************************************************/
1109
1110 NTSTATUS _samr_EnumDomainAliases(pipes_struct *p,
1111 struct samr_EnumDomainAliases *r)
1112 {
1113 NTSTATUS status;
1114 struct samr_domain_info *dinfo;
1115 struct samr_displayentry *aliases;
1116 uint32 num_aliases = 0;
1117 struct samr_SamArray *samr_array = NULL;
1118 struct samr_SamEntry *samr_entries = NULL;
1119
1120 dinfo = policy_handle_find(p, r->in.domain_handle,
1121 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1122 struct samr_domain_info, &status);
1123 if (!NT_STATUS_IS_OK(status)) {
1124 return status;
1125 }
1126
1127 DEBUG(5,("_samr_EnumDomainAliases: sid %s\n",
1128 sid_string_dbg(&dinfo->sid)));
1129
1130 samr_array = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
1131 if (!samr_array) {
1132 return NT_STATUS_NO_MEMORY;
1133 }
1134
1135 become_root();
1136
1137 if (dinfo->disp_info->aliases == NULL) {
1138 dinfo->disp_info->aliases = pdb_search_aliases(
1139 dinfo->disp_info, &dinfo->sid);
1140 if (dinfo->disp_info->aliases == NULL) {
1141 unbecome_root();
1142 return NT_STATUS_ACCESS_DENIED;
1143 }
1144 }
1145
1146 num_aliases = pdb_search_entries(dinfo->disp_info->aliases,
1147 *r->in.resume_handle,
1148 MAX_SAM_ENTRIES, &aliases);
1149 unbecome_root();
1150
1151 /* Ensure we cache this enumeration. */
1152 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1153
1154 make_group_sam_entry_list(p->mem_ctx, &samr_entries,
1155 num_aliases, aliases);
1156
1157 DEBUG(5,("_samr_EnumDomainAliases: %d\n", __LINE__));
1158
1159 samr_array->count = num_aliases;
1160 samr_array->entries = samr_entries;
1161
1162 *r->out.sam = samr_array;
1163 *r->out.num_entries = num_aliases;
1164 *r->out.resume_handle = num_aliases + *r->in.resume_handle;
1165
1166 return status;
1167 }
1168
1169 /*******************************************************************
1170 inits a samr_DispInfoGeneral structure.
1171 ********************************************************************/
1172
1173 static NTSTATUS init_samr_dispinfo_1(TALLOC_CTX *ctx,
1174 struct samr_DispInfoGeneral *r,
1175 uint32_t num_entries,
1176 uint32_t start_idx,
1177 struct samr_displayentry *entries)
1178 {
1179 uint32 i;
1180
1181 DEBUG(10, ("init_samr_dispinfo_1: num_entries: %d\n", num_entries));
1182
1183 if (num_entries == 0) {
1184 return NT_STATUS_OK;
1185 }
1186
1187 r->count = num_entries;
1188
1189 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryGeneral, num_entries);
1190 if (!r->entries) {
1191 return NT_STATUS_NO_MEMORY;
1192 }
1193
1194 for (i = 0; i < num_entries ; i++) {
1195
1196 init_lsa_String(&r->entries[i].account_name,
1197 entries[i].account_name);
1198
1199 init_lsa_String(&r->entries[i].description,
1200 entries[i].description);
1201
1202 init_lsa_String(&r->entries[i].full_name,
1203 entries[i].fullname);
1204
1205 r->entries[i].rid = entries[i].rid;
1206 r->entries[i].acct_flags = entries[i].acct_flags;
1207 r->entries[i].idx = start_idx+i+1;
1208 }
1209
1210 return NT_STATUS_OK;
1211 }
1212
1213 /*******************************************************************
1214 inits a samr_DispInfoFull structure.
1215 ********************************************************************/
1216
1217 static NTSTATUS init_samr_dispinfo_2(TALLOC_CTX *ctx,
1218 struct samr_DispInfoFull *r,
1219 uint32_t num_entries,
1220 uint32_t start_idx,
1221 struct samr_displayentry *entries)
1222 {
1223 uint32_t i;
1224
1225 DEBUG(10, ("init_samr_dispinfo_2: num_entries: %d\n", num_entries));
1226
1227 if (num_entries == 0) {
1228 return NT_STATUS_OK;
1229 }
1230
1231 r->count = num_entries;
1232
1233 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryFull, num_entries);
1234 if (!r->entries) {
1235 return NT_STATUS_NO_MEMORY;
1236 }
1237
1238 for (i = 0; i < num_entries ; i++) {
1239
1240 init_lsa_String(&r->entries[i].account_name,
1241 entries[i].account_name);
1242
1243 init_lsa_String(&r->entries[i].description,
1244 entries[i].description);
1245
1246 r->entries[i].rid = entries[i].rid;
1247 r->entries[i].acct_flags = entries[i].acct_flags;
1248 r->entries[i].idx = start_idx+i+1;
1249 }
1250
1251 return NT_STATUS_OK;
1252 }
1253
1254 /*******************************************************************
1255 inits a samr_DispInfoFullGroups structure.
1256 ********************************************************************/
1257
1258 static NTSTATUS init_samr_dispinfo_3(TALLOC_CTX *ctx,
1259 struct samr_DispInfoFullGroups *r,
1260 uint32_t num_entries,
1261 uint32_t start_idx,
1262 struct samr_displayentry *entries)
1263 {
1264 uint32_t i;
1265
1266 DEBUG(5, ("init_samr_dispinfo_3: num_entries: %d\n", num_entries));
1267
1268 if (num_entries == 0) {
1269 return NT_STATUS_OK;
1270 }
1271
1272 r->count = num_entries;
1273
1274 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryFullGroup, num_entries);
1275 if (!r->entries) {
1276 return NT_STATUS_NO_MEMORY;
1277 }
1278
1279 for (i = 0; i < num_entries ; i++) {
1280
1281 init_lsa_String(&r->entries[i].account_name,
1282 entries[i].account_name);
1283
1284 init_lsa_String(&r->entries[i].description,
1285 entries[i].description);
1286
1287 r->entries[i].rid = entries[i].rid;
1288 r->entries[i].acct_flags = entries[i].acct_flags;
1289 r->entries[i].idx = start_idx+i+1;
1290 }
1291
1292 return NT_STATUS_OK;
1293 }
1294
1295 /*******************************************************************
1296 inits a samr_DispInfoAscii structure.
1297 ********************************************************************/
1298
1299 static NTSTATUS init_samr_dispinfo_4(TALLOC_CTX *ctx,
1300 struct samr_DispInfoAscii *r,
1301 uint32_t num_entries,
1302 uint32_t start_idx,
1303 struct samr_displayentry *entries)
1304 {
1305 uint32_t i;
1306
1307 DEBUG(5, ("init_samr_dispinfo_4: num_entries: %d\n", num_entries));
1308
1309 if (num_entries == 0) {
1310 return NT_STATUS_OK;
1311 }
1312
1313 r->count = num_entries;
1314
1315 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryAscii, num_entries);
1316 if (!r->entries) {
1317 return NT_STATUS_NO_MEMORY;
1318 }
1319
1320 for (i = 0; i < num_entries ; i++) {
1321
1322 init_lsa_AsciiStringLarge(&r->entries[i].account_name,
1323 entries[i].account_name);
1324
1325 r->entries[i].idx = start_idx+i+1;
1326 }
1327
1328 return NT_STATUS_OK;
1329 }
1330
1331 /*******************************************************************
1332 inits a samr_DispInfoAscii structure.
1333 ********************************************************************/
1334
1335 static NTSTATUS init_samr_dispinfo_5(TALLOC_CTX *ctx,
1336 struct samr_DispInfoAscii *r,
1337 uint32_t num_entries,
1338 uint32_t start_idx,
1339 struct samr_displayentry *entries)
1340 {
1341 uint32_t i;
1342
1343 DEBUG(5, ("init_samr_dispinfo_5: num_entries: %d\n", num_entries));
1344
1345 if (num_entries == 0) {
1346 return NT_STATUS_OK;
1347 }
1348
1349 r->count = num_entries;
1350
1351 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryAscii, num_entries);
1352 if (!r->entries) {
1353 return NT_STATUS_NO_MEMORY;
1354 }
1355
1356 for (i = 0; i < num_entries ; i++) {
1357
1358 init_lsa_AsciiStringLarge(&r->entries[i].account_name,
1359 entries[i].account_name);
1360
1361 r->entries[i].idx = start_idx+i+1;
1362 }
1363
1364 return NT_STATUS_OK;
1365 }
1366
1367 /*******************************************************************
1368 _samr_QueryDisplayInfo
1369 ********************************************************************/
1370
1371 NTSTATUS _samr_QueryDisplayInfo(pipes_struct *p,
1372 struct samr_QueryDisplayInfo *r)
1373 {
1374 NTSTATUS status;
1375 struct samr_domain_info *dinfo;
1376 uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */
1377
1378 uint32 max_entries = r->in.max_entries;
1379 uint32 enum_context = r->in.start_idx;
1380 uint32 max_size = r->in.buf_size;
1381
1382 union samr_DispInfo *disp_info = r->out.info;
1383
1384 uint32 temp_size=0, total_data_size=0;
1385 NTSTATUS disp_ret = NT_STATUS_UNSUCCESSFUL;
1386 uint32 num_account = 0;
1387 enum remote_arch_types ra_type = get_remote_arch();
1388 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
1389 struct samr_displayentry *entries = NULL;
1390
1391 DEBUG(5,("_samr_QueryDisplayInfo: %d\n", __LINE__));
1392
1393 dinfo = policy_handle_find(p, r->in.domain_handle,
1394 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1395 struct samr_domain_info, &status);
1396 if (!NT_STATUS_IS_OK(status)) {
1397 return status;
1398 }
1399
1400 /*
1401 * calculate how many entries we will return.
1402 * based on
1403 * - the number of entries the client asked
1404 * - our limit on that
1405 * - the starting point (enumeration context)
1406 * - the buffer size the client will accept
1407 */
1408
1409 /*
1410 * We are a lot more like W2K. Instead of reading the SAM
1411 * each time to find the records we need to send back,
1412 * we read it once and link that copy to the sam handle.
1413 * For large user list (over the MAX_SAM_ENTRIES)
1414 * it's a definitive win.
1415 * second point to notice: between enumerations
1416 * our sam is now the same as it's a snapshoot.
1417 * third point: got rid of the static SAM_USER_21 struct
1418 * no more intermediate.
1419 * con: it uses much more memory, as a full copy is stored
1420 * in memory.
1421 *
1422 * If you want to change it, think twice and think
1423 * of the second point , that's really important.
1424 *
1425 * JFM, 12/20/2001
1426 */
1427
1428 if ((r->in.level < 1) || (r->in.level > 5)) {
1429 DEBUG(0,("_samr_QueryDisplayInfo: Unknown info level (%u)\n",
1430 (unsigned int)r->in.level ));
1431 return NT_STATUS_INVALID_INFO_CLASS;
1432 }
1433
1434 /* first limit the number of entries we will return */
1435 if(max_entries > max_sam_entries) {
1436 DEBUG(5, ("_samr_QueryDisplayInfo: client requested %d "
1437 "entries, limiting to %d\n", max_entries,
1438 max_sam_entries));
1439 max_entries = max_sam_entries;
1440 }
1441
1442 /* calculate the size and limit on the number of entries we will
1443 * return */
1444
1445 temp_size=max_entries*struct_size;
1446
1447 if (temp_size>max_size) {
1448 max_entries=MIN((max_size/struct_size),max_entries);;
1449 DEBUG(5, ("_samr_QueryDisplayInfo: buffer size limits to "
1450 "only %d entries\n", max_entries));
1451 }
1452
1453 become_root();
1454
1455 /* THe following done as ROOT. Don't return without unbecome_root(). */
1456
1457 switch (r->in.level) {
1458 case 0x1:
1459 case 0x4:
1460 if (dinfo->disp_info->users == NULL) {
1461 dinfo->disp_info->users = pdb_search_users(
1462 dinfo->disp_info, ACB_NORMAL);
1463 if (dinfo->disp_info->users == NULL) {
1464 unbecome_root();
1465 return NT_STATUS_ACCESS_DENIED;
1466 }
1467 DEBUG(10,("_samr_QueryDisplayInfo: starting user enumeration at index %u\n",
1468 (unsigned int)enum_context ));
1469 } else {
1470 DEBUG(10,("_samr_QueryDisplayInfo: using cached user enumeration at index %u\n",
1471 (unsigned int)enum_context ));
1472 }
1473
1474 num_account = pdb_search_entries(dinfo->disp_info->users,
1475 enum_context, max_entries,
1476 &entries);
1477 break;
1478 case 0x2:
1479 if (dinfo->disp_info->machines == NULL) {
1480 dinfo->disp_info->machines = pdb_search_users(
1481 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
1482 if (dinfo->disp_info->machines == NULL) {
1483 unbecome_root();
1484 return NT_STATUS_ACCESS_DENIED;
1485 }
1486 DEBUG(10,("_samr_QueryDisplayInfo: starting machine enumeration at index %u\n",
1487 (unsigned int)enum_context ));
1488 } else {
1489 DEBUG(10,("_samr_QueryDisplayInfo: using cached machine enumeration at index %u\n",
1490 (unsigned int)enum_context ));
1491 }
1492
1493 num_account = pdb_search_entries(dinfo->disp_info->machines,
1494 enum_context, max_entries,
1495 &entries);
1496 break;
1497 case 0x3:
1498 case 0x5:
1499 if (dinfo->disp_info->groups == NULL) {
1500 dinfo->disp_info->groups = pdb_search_groups(
1501 dinfo->disp_info);
1502 if (dinfo->disp_info->groups == NULL) {
1503 unbecome_root();
1504 return NT_STATUS_ACCESS_DENIED;
1505 }
1506 DEBUG(10,("_samr_QueryDisplayInfo: starting group enumeration at index %u\n",
1507 (unsigned int)enum_context ));
1508 } else {
1509 DEBUG(10,("_samr_QueryDisplayInfo: using cached group enumeration at index %u\n",
1510 (unsigned int)enum_context ));
1511 }
1512
1513 num_account = pdb_search_entries(dinfo->disp_info->groups,
1514 enum_context, max_entries,
1515 &entries);
1516 break;
1517 default:
1518 unbecome_root();
1519 smb_panic("info class changed");
1520 break;
1521 }
1522 unbecome_root();
1523
1524
1525 /* Now create reply structure */
1526 switch (r->in.level) {
1527 case 0x1:
1528 disp_ret = init_samr_dispinfo_1(p->mem_ctx, &disp_info->info1,
1529 num_account, enum_context,
1530 entries);
1531 break;
1532 case 0x2:
1533 disp_ret = init_samr_dispinfo_2(p->mem_ctx, &disp_info->info2,
1534 num_account, enum_context,
1535 entries);
1536 break;
1537 case 0x3:
1538 disp_ret = init_samr_dispinfo_3(p->mem_ctx, &disp_info->info3,
1539 num_account, enum_context,
1540 entries);
1541 break;
1542 case 0x4:
1543 disp_ret = init_samr_dispinfo_4(p->mem_ctx, &disp_info->info4,
1544 num_account, enum_context,
1545 entries);
1546 break;
1547 case 0x5:
1548 disp_ret = init_samr_dispinfo_5(p->mem_ctx, &disp_info->info5,
1549 num_account, enum_context,
1550 entries);
1551 break;
1552 default:
1553 smb_panic("info class changed");
1554 break;
1555 }
1556
1557 if (!NT_STATUS_IS_OK(disp_ret))
1558 return disp_ret;
1559
1560 /* calculate the total size */
1561 total_data_size=num_account*struct_size;
1562
1563 if (max_entries <= num_account) {
1564 status = STATUS_MORE_ENTRIES;
1565 } else {
1566 status = NT_STATUS_OK;
1567 }
1568
1569 /* Ensure we cache this enumeration. */
1570 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1571
1572 DEBUG(5, ("_samr_QueryDisplayInfo: %d\n", __LINE__));
1573
1574 *r->out.total_size = total_data_size;
1575 *r->out.returned_size = temp_size;
1576
1577 return status;
1578 }
1579
1580 /****************************************************************
1581 _samr_QueryDisplayInfo2
1582 ****************************************************************/
1583
1584 NTSTATUS _samr_QueryDisplayInfo2(pipes_struct *p,
1585 struct samr_QueryDisplayInfo2 *r)
1586 {
1587 struct samr_QueryDisplayInfo q;
1588
1589 q.in.domain_handle = r->in.domain_handle;
1590 q.in.level = r->in.level;
1591 q.in.start_idx = r->in.start_idx;
1592 q.in.max_entries = r->in.max_entries;
1593 q.in.buf_size = r->in.buf_size;
1594
1595 q.out.total_size = r->out.total_size;
1596 q.out.returned_size = r->out.returned_size;
1597 q.out.info = r->out.info;
1598
1599 return _samr_QueryDisplayInfo(p, &q);
1600 }
1601
1602 /****************************************************************
1603 _samr_QueryDisplayInfo3
1604 ****************************************************************/
1605
1606 NTSTATUS _samr_QueryDisplayInfo3(pipes_struct *p,
1607 struct samr_QueryDisplayInfo3 *r)
1608 {
1609 struct samr_QueryDisplayInfo q;
1610
1611 q.in.domain_handle = r->in.domain_handle;
1612 q.in.level = r->in.level;
1613 q.in.start_idx = r->in.start_idx;
1614 q.in.max_entries = r->in.max_entries;
1615 q.in.buf_size = r->in.buf_size;
1616
1617 q.out.total_size = r->out.total_size;
1618 q.out.returned_size = r->out.returned_size;
1619 q.out.info = r->out.info;
1620
1621 return _samr_QueryDisplayInfo(p, &q);
1622 }
1623
1624 /*******************************************************************
1625 _samr_QueryAliasInfo
1626 ********************************************************************/
1627
1628 NTSTATUS _samr_QueryAliasInfo(pipes_struct *p,
1629 struct samr_QueryAliasInfo *r)
1630 {
1631 struct samr_alias_info *ainfo;
1632 struct acct_info info;
1633 NTSTATUS status;
1634 union samr_AliasInfo *alias_info = NULL;
1635 const char *alias_name = NULL;
1636 const char *alias_description = NULL;
1637
1638 DEBUG(5,("_samr_QueryAliasInfo: %d\n", __LINE__));
1639
1640 ainfo = policy_handle_find(p, r->in.alias_handle,
1641 SAMR_ALIAS_ACCESS_LOOKUP_INFO, NULL,
1642 struct samr_alias_info, &status);
1643 if (!NT_STATUS_IS_OK(status)) {
1644 return status;
1645 }
1646
1647 alias_info = TALLOC_ZERO_P(p->mem_ctx, union samr_AliasInfo);
1648 if (!alias_info) {
1649 return NT_STATUS_NO_MEMORY;
1650 }
1651
1652 become_root();
1653 status = pdb_get_aliasinfo(&ainfo->sid, &info);
1654 unbecome_root();
1655
1656 if ( !NT_STATUS_IS_OK(status))
1657 return status;
1658
1659 /* FIXME: info contains fstrings */
1660 alias_name = talloc_strdup(r, info.acct_name);
1661 alias_description = talloc_strdup(r, info.acct_desc);
1662
1663 switch (r->in.level) {
1664 case ALIASINFOALL:
1665 alias_info->all.name.string = alias_name;
1666 alias_info->all.num_members = 1; /* ??? */
1667 alias_info->all.description.string = alias_description;
1668 break;
1669 case ALIASINFODESCRIPTION:
1670 alias_info->description.string = alias_description;
1671 break;
1672 default:
1673 return NT_STATUS_INVALID_INFO_CLASS;
1674 }
1675
1676 *r->out.info = alias_info;
1677
1678 DEBUG(5,("_samr_QueryAliasInfo: %d\n", __LINE__));
1679
1680 return NT_STATUS_OK;
1681 }
1682
1683 /*******************************************************************
1684 _samr_LookupNames
1685 ********************************************************************/
1686
1687 NTSTATUS _samr_LookupNames(pipes_struct *p,
1688 struct samr_LookupNames *r)
1689 {
1690 struct samr_domain_info *dinfo;
1691 NTSTATUS status;
1692 uint32 *rid;
1693 enum lsa_SidType *type;
1694 int i;
1695 int num_rids = r->in.num_names;
1696 struct samr_Ids rids, types;
1697 uint32_t num_mapped = 0;
1698
1699 DEBUG(5,("_samr_LookupNames: %d\n", __LINE__));
1700
1701 dinfo = policy_handle_find(p, r->in.domain_handle,
1702 0 /* Don't know the acc_bits yet */, NULL,
1703 struct samr_domain_info, &status);
1704 if (!NT_STATUS_IS_OK(status)) {
1705 return status;
1706 }
1707
1708 if (num_rids > MAX_SAM_ENTRIES) {
1709 num_rids = MAX_SAM_ENTRIES;
1710 DEBUG(5,("_samr_LookupNames: truncating entries to %d\n", num_rids));
1711 }
1712
1713 rid = talloc_array(p->mem_ctx, uint32, num_rids);
1714 NT_STATUS_HAVE_NO_MEMORY(rid);
1715
1716 type = talloc_array(p->mem_ctx, enum lsa_SidType, num_rids);
1717 NT_STATUS_HAVE_NO_MEMORY(type);
1718
1719 DEBUG(5,("_samr_LookupNames: looking name on SID %s\n",
1720 sid_string_dbg(&dinfo->sid)));
1721
1722 for (i = 0; i < num_rids; i++) {
1723
1724 status = NT_STATUS_NONE_MAPPED;
1725 type[i] = SID_NAME_UNKNOWN;
1726
1727 rid[i] = 0xffffffff;
1728
1729 if (sid_check_is_builtin(&dinfo->sid)) {
1730 if (lookup_builtin_name(r->in.names[i].string,
1731 &rid[i]))
1732 {
1733 type[i] = SID_NAME_ALIAS;
1734 }
1735 } else {
1736 lookup_global_sam_name(r->in.names[i].string, 0,
1737 &rid[i], &type[i]);
1738 }
1739
1740 if (type[i] != SID_NAME_UNKNOWN) {
1741 num_mapped++;
1742 }
1743 }
1744
1745 if (num_mapped == num_rids) {
1746 status = NT_STATUS_OK;
1747 } else if (num_mapped == 0) {
1748 status = NT_STATUS_NONE_MAPPED;
1749 } else {
1750 status = STATUS_SOME_UNMAPPED;
1751 }
1752
1753 rids.count = num_rids;
1754 rids.ids = rid;
1755
1756 types.count = num_rids;
1757 types.ids = type;
1758
1759 *r->out.rids = rids;
1760 *r->out.types = types;
1761
1762 DEBUG(5,("_samr_LookupNames: %d\n", __LINE__));
1763
1764 return status;
1765 }
1766
1767 /*******************************************************************
1768 _samr_ChangePasswordUser2
1769 ********************************************************************/
1770
1771 NTSTATUS _samr_ChangePasswordUser2(pipes_struct *p,
1772 struct samr_ChangePasswordUser2 *r)
1773 {
1774 NTSTATUS status;
1775 fstring user_name;
1776 fstring wks;
1777
1778 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1779
1780 fstrcpy(user_name, r->in.account->string);
1781 fstrcpy(wks, r->in.server->string);
1782
1783 DEBUG(5,("_samr_ChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1784
1785 /*
1786 * Pass the user through the NT -> unix user mapping
1787 * function.
1788 */
1789
1790 (void)map_username(user_name);
1791
1792 /*
1793 * UNIX username case mangling not required, pass_oem_change
1794 * is case insensitive.
1795 */
1796
1797 status = pass_oem_change(user_name,
1798 r->in.lm_password->data,
1799 r->in.lm_verifier->hash,
1800 r->in.nt_password->data,
1801 r->in.nt_verifier->hash,
1802 NULL);
1803
1804 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1805
1806 return status;
1807 }
1808
1809 /*******************************************************************
1810 _samr_ChangePasswordUser3
1811 ********************************************************************/
1812
1813 NTSTATUS _samr_ChangePasswordUser3(pipes_struct *p,
1814 struct samr_ChangePasswordUser3 *r)
1815 {
1816 NTSTATUS status;
1817 fstring user_name;
1818 const char *wks = NULL;
1819 uint32 reject_reason;
1820 struct samr_DomInfo1 *dominfo = NULL;
1821 struct samr_ChangeReject *reject = NULL;
1822 uint32_t tmp;
1823
1824 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
1825
1826 fstrcpy(user_name, r->in.account->string);
1827 if (r->in.server && r->in.server->string) {
1828 wks = r->in.server->string;
1829 }
1830
1831 DEBUG(5,("_samr_ChangePasswordUser3: user: %s wks: %s\n", user_name, wks));
1832
1833 /*
1834 * Pass the user through the NT -> unix user mapping
1835 * function.
1836 */
1837
1838 (void)map_username(user_name);
1839
1840 /*
1841 * UNIX username case mangling not required, pass_oem_change
1842 * is case insensitive.
1843 */
1844
1845 status = pass_oem_change(user_name,
1846 r->in.lm_password->data,
1847 r->in.lm_verifier->hash,
1848 r->in.nt_password->data,
1849 r->in.nt_verifier->hash,
1850 &reject_reason);
1851
1852 if (NT_STATUS_EQUAL(status, NT_STATUS_PASSWORD_RESTRICTION) ||
1853 NT_STATUS_EQUAL(status, NT_STATUS_ACCOUNT_RESTRICTION)) {
1854
1855 time_t u_expire, u_min_age;
1856 uint32 account_policy_temp;
1857
1858 dominfo = TALLOC_ZERO_P(p->mem_ctx, struct samr_DomInfo1);
1859 if (!dominfo) {
1860 return NT_STATUS_NO_MEMORY;
1861 }
1862
1863 reject = TALLOC_ZERO_P(p->mem_ctx, struct samr_ChangeReject);
1864 if (!reject) {
1865 return NT_STATUS_NO_MEMORY;
1866 }
1867
1868 become_root();
1869
1870 /* AS ROOT !!! */
1871
1872 pdb_get_account_policy(AP_MIN_PASSWORD_LEN, &tmp);
1873 dominfo->min_password_length = tmp;
1874
1875 pdb_get_account_policy(AP_PASSWORD_HISTORY, &tmp);
1876 dominfo->password_history_length = tmp;
1877
1878 pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS,
1879 &dominfo->password_properties);
1880
1881 pdb_get_account_policy(AP_MAX_PASSWORD_AGE, &account_policy_temp);
1882 u_expire = account_policy_temp;
1883
1884 pdb_get_account_policy(AP_MIN_PASSWORD_AGE, &account_policy_temp);
1885 u_min_age = account_policy_temp;
1886
1887 /* !AS ROOT */
1888
1889 unbecome_root();
1890
1891 unix_to_nt_time_abs((NTTIME *)&dominfo->max_password_age, u_expire);
1892 unix_to_nt_time_abs((NTTIME *)&dominfo->min_password_age, u_min_age);
1893
1894 if (lp_check_password_script() && *lp_check_password_script()) {
1895 dominfo->password_properties |= DOMAIN_PASSWORD_COMPLEX;
1896 }
1897
1898 reject->reason = reject_reason;
1899
1900 *r->out.dominfo = dominfo;
1901 *r->out.reject = reject;
1902 }
1903
1904 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
1905
1906 return status;
1907 }
1908
1909 /*******************************************************************
1910 makes a SAMR_R_LOOKUP_RIDS structure.
1911 ********************************************************************/
1912
1913 static bool make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names,
1914 const char **names,
1915 struct lsa_String **lsa_name_array_p)
1916 {
1917 struct lsa_String *lsa_name_array = NULL;
1918 uint32_t i;
1919
1920 *lsa_name_array_p = NULL;
1921
1922 if (num_names != 0) {
1923 lsa_name_array = TALLOC_ZERO_ARRAY(ctx, struct lsa_String, num_names);
1924 if (!lsa_name_array) {
1925 return false;
1926 }
1927 }
1928
1929 for (i = 0; i < num_names; i++) {
1930 DEBUG(10, ("names[%d]:%s\n", i, names[i] && *names[i] ? names[i] : ""));
1931 init_lsa_String(&lsa_name_array[i], names[i]);
1932 }
1933
1934 *lsa_name_array_p = lsa_name_array;
1935
1936 return true;
1937 }
1938
1939 /*******************************************************************
1940 _samr_LookupRids
1941 ********************************************************************/
1942
1943 NTSTATUS _samr_LookupRids(pipes_struct *p,
1944 struct samr_LookupRids *r)
1945 {
1946 struct samr_domain_info *dinfo;
1947 NTSTATUS status;
1948 const char **names;
1949 enum lsa_SidType *attrs = NULL;
1950 uint32 *wire_attrs = NULL;
1951 int num_rids = (int)r->in.num_rids;
1952 int i;
1953 struct lsa_Strings names_array;
1954 struct samr_Ids types_array;
1955 struct lsa_String *lsa_names = NULL;
1956
1957 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
1958
1959 dinfo = policy_handle_find(p, r->in.domain_handle,
1960 0 /* Don't know the acc_bits yet */, NULL,
1961 struct samr_domain_info, &status);
1962 if (!NT_STATUS_IS_OK(status)) {
1963 return status;
1964 }
1965
1966 if (num_rids > 1000) {
1967 DEBUG(0, ("Got asked for %d rids (more than 1000) -- according "
1968 "to samba4 idl this is not possible\n", num_rids));
1969 return NT_STATUS_UNSUCCESSFUL;
1970 }
1971
1972 if (num_rids) {
1973 names = TALLOC_ZERO_ARRAY(p->mem_ctx, const char *, num_rids);
1974 attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, enum lsa_SidType, num_rids);
1975 wire_attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_rids);
1976
1977 if ((names == NULL) || (attrs == NULL) || (wire_attrs==NULL))
1978 return NT_STATUS_NO_MEMORY;
1979 } else {
1980 names = NULL;
1981 attrs = NULL;
1982 wire_attrs = NULL;
1983 }
1984
1985 become_root(); /* lookup_sid can require root privs */
1986 status = pdb_lookup_rids(&dinfo->sid, num_rids, r->in.rids,
1987 names, attrs);
1988 unbecome_root();
1989
1990 if (NT_STATUS_EQUAL(status, NT_STATUS_NONE_MAPPED) && (num_rids == 0)) {
1991 status = NT_STATUS_OK;
1992 }
1993
1994 if (!make_samr_lookup_rids(p->mem_ctx, num_rids, names,
1995 &lsa_names)) {
1996 return NT_STATUS_NO_MEMORY;
1997 }
1998
1999 /* Convert from enum lsa_SidType to uint32 for wire format. */
2000 for (i = 0; i < num_rids; i++) {
2001 wire_attrs[i] = (uint32)attrs[i];
2002 }
2003
2004 names_array.count = num_rids;
2005 names_array.names = lsa_names;
2006
2007 types_array.count = num_rids;
2008 types_array.ids = wire_attrs;
2009
2010 *r->out.names = names_array;
2011 *r->out.types = types_array;
2012
2013 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2014
2015 return status;
2016 }
2017
2018 /*******************************************************************
2019 _samr_OpenUser
2020 ********************************************************************/
2021
2022 NTSTATUS _samr_OpenUser(pipes_struct *p,
2023 struct samr_OpenUser *r)
2024 {
2025 struct samu *sampass=NULL;
2026 DOM_SID sid;
2027 struct samr_domain_info *dinfo;
2028 struct samr_user_info *uinfo;
2029 SEC_DESC *psd = NULL;
2030 uint32 acc_granted;
2031 uint32 des_access = r->in.access_mask;
2032 size_t sd_size;
2033 bool ret;
2034 NTSTATUS nt_status;
2035 SE_PRIV se_rights;
2036 NTSTATUS status;
2037
2038 dinfo = policy_handle_find(p, r->in.domain_handle,
2039 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
2040 struct samr_domain_info, &status);
2041 if (!NT_STATUS_IS_OK(status)) {
2042 return status;
2043 }
2044
2045 if ( !(sampass = samu_new( p->mem_ctx )) ) {
2046 return NT_STATUS_NO_MEMORY;
2047 }
2048
2049 /* append the user's RID to it */
2050
2051 if (!sid_compose(&sid, &dinfo->sid, r->in.rid))
2052 return NT_STATUS_NO_SUCH_USER;
2053
2054 /* check if access can be granted as requested by client. */
2055
2056 map_max_allowed_access(p->server_info->ptok, &des_access);
2057
2058 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping, &sid, SAMR_USR_RIGHTS_WRITE_PW);
2059 se_map_generic(&des_access, &usr_generic_mapping);
2060
2061 se_priv_copy( &se_rights, &se_machine_account );
2062 se_priv_add( &se_rights, &se_add_users );
2063
2064 nt_status = access_check_samr_object(psd, p->server_info->ptok,
2065 &se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
2066 &acc_granted, "_samr_OpenUser");
2067
2068 if ( !NT_STATUS_IS_OK(nt_status) )
2069 return nt_status;
2070
2071 become_root();
2072 ret=pdb_getsampwsid(sampass, &sid);
2073 unbecome_root();
2074
2075 /* check that the SID exists in our domain. */
2076 if (ret == False) {
2077 return NT_STATUS_NO_SUCH_USER;
2078 }
2079
2080 TALLOC_FREE(sampass);
2081
2082 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
2083 struct samr_user_info, &nt_status);
2084 if (!NT_STATUS_IS_OK(nt_status)) {
2085 return nt_status;
2086 }
2087 uinfo->sid = sid;
2088
2089 return NT_STATUS_OK;
2090 }
2091
2092 /*************************************************************************
2093 *************************************************************************/
2094
2095 static NTSTATUS init_samr_parameters_string(TALLOC_CTX *mem_ctx,
2096 DATA_BLOB *blob,
2097 struct lsa_BinaryString **_r)
2098 {
2099 struct lsa_BinaryString *r;
2100
2101 if (!blob || !_r) {
2102 return NT_STATUS_INVALID_PARAMETER;
2103 }
2104
2105 r = TALLOC_ZERO_P(mem_ctx, struct lsa_BinaryString);
2106 if (!r) {
2107 return NT_STATUS_NO_MEMORY;
2108 }
2109
2110 r->array = TALLOC_ZERO_ARRAY(mem_ctx, uint16_t, blob->length/2);
2111 if (!r->array) {
2112 return NT_STATUS_NO_MEMORY;
2113 }
2114 memcpy(r->array, blob->data, blob->length);
2115 r->size = blob->length;
2116 r->length = blob->length;
2117
2118 if (!r->array) {
2119 return NT_STATUS_NO_MEMORY;
2120 }
2121
2122 *_r = r;
2123
2124 return NT_STATUS_OK;
2125 }
2126
2127 static NTSTATUS get_user_info_5(TALLOC_CTX *mem_ctx,
2128 struct samr_UserInfo5 *r,
2129 struct samu *pw,
2130 DOM_SID *domain_sid)
2131 {
2132 const DOM_SID *sid_user, *sid_group;
2133 uint32_t rid, primary_gid;
2134
2135 sid_user = pdb_get_user_sid(pw);
2136
2137 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2138 DEBUG(0, ("get_user_info_5: User %s has SID %s, \nwhich conflicts with "
2139 "the domain sid %s. Failing operation.\n",
2140 pdb_get_username(pw), sid_string_dbg(sid_user),
2141 sid_string_dbg(domain_sid)));
2142 return NT_STATUS_UNSUCCESSFUL;
2143 }
2144
2145 become_root();
2146 sid_group = pdb_get_group_sid(pw);
2147 unbecome_root();
2148
2149 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2150 DEBUG(0, ("get_user_info_5: User %s has Primary Group SID %s, \n"
2151 "which conflicts with the domain sid %s. Failing operation.\n",
2152 pdb_get_username(pw), sid_string_dbg(sid_group),
2153 sid_string_dbg(domain_sid)));
2154 return NT_STATUS_UNSUCCESSFUL;
2155 }
2156
2157 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2158 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2159 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2160 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2161
2162 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2163 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2164 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2165 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2166 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2167 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2168 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2169 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2170
2171 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2172 r->rid = rid;
2173 r->primary_gid = primary_gid;
2174 r->acct_flags = pdb_get_acct_ctrl(pw);
2175 r->bad_password_count = pdb_get_bad_password_count(pw);
2176 r->logon_count = pdb_get_logon_count(pw);
2177
2178 return NT_STATUS_OK;
2179 }
2180
2181 /*************************************************************************
2182 get_user_info_7. Safe. Only gives out account_name.
2183 *************************************************************************/
2184
2185 static NTSTATUS get_user_info_7(TALLOC_CTX *mem_ctx,
2186 struct samr_UserInfo7 *r,
2187 struct samu *smbpass)
2188 {
2189 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(smbpass));
2190 if (!r->account_name.string) {
2191 return NT_STATUS_NO_MEMORY;
2192 }
2193
2194 return NT_STATUS_OK;
2195 }
2196
2197 /*************************************************************************
2198 get_user_info_9. Only gives out primary group SID.
2199 *************************************************************************/
2200
2201 static NTSTATUS get_user_info_9(TALLOC_CTX *mem_ctx,
2202 struct samr_UserInfo9 *r,
2203 struct samu *smbpass)
2204 {
2205 r->primary_gid = pdb_get_group_rid(smbpass);
2206
2207 return NT_STATUS_OK;
2208 }
2209
2210 /*************************************************************************
2211 get_user_info_16. Safe. Only gives out acb bits.
2212 *************************************************************************/
2213
2214 static NTSTATUS get_user_info_16(TALLOC_CTX *mem_ctx,
2215 struct samr_UserInfo16 *r,
2216 struct samu *smbpass)
2217 {
2218 r->acct_flags = pdb_get_acct_ctrl(smbpass);
2219
2220 return NT_STATUS_OK;
2221 }
2222
2223 /*************************************************************************
2224 get_user_info_18. OK - this is the killer as it gives out password info.
2225 Ensure that this is only allowed on an encrypted connection with a root
2226 user. JRA.
2227 *************************************************************************/
2228
2229 static NTSTATUS get_user_info_18(pipes_struct *p,
2230 TALLOC_CTX *mem_ctx,
2231 struct samr_UserInfo18 *r,
2232 DOM_SID *user_sid)
2233 {
2234 struct samu *smbpass=NULL;
2235 bool ret;
2236
2237 ZERO_STRUCTP(r);
2238
2239 if (p->auth.auth_type != PIPE_AUTH_TYPE_NTLMSSP || p->auth.auth_type != PIPE_AUTH_TYPE_SPNEGO_NTLMSSP) {
2240 return NT_STATUS_ACCESS_DENIED;
2241 }
2242
2243 if (p->auth.auth_level != PIPE_AUTH_LEVEL_PRIVACY) {
2244 return NT_STATUS_ACCESS_DENIED;
2245 }
2246
2247 /*
2248 * Do *NOT* do become_root()/unbecome_root() here ! JRA.
2249 */
2250
2251 if ( !(smbpass = samu_new( mem_ctx )) ) {
2252 return NT_STATUS_NO_MEMORY;
2253 }
2254
2255 ret = pdb_getsampwsid(smbpass, user_sid);
2256
2257 if (ret == False) {
2258 DEBUG(4, ("User %s not found\n", sid_string_dbg(user_sid)));
2259 TALLOC_FREE(smbpass);
2260 return (geteuid() == (uid_t)0) ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED;
2261 }
2262
2263 DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) ));
2264
2265 if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) {
2266 TALLOC_FREE(smbpass);
2267 return NT_STATUS_ACCOUNT_DISABLED;
2268 }
2269
2270 r->lm_pwd_active = true;
2271 r->nt_pwd_active = true;
2272 memcpy(r->lm_pwd.hash, pdb_get_lanman_passwd(smbpass), 16);
2273 memcpy(r->nt_pwd.hash, pdb_get_nt_passwd(smbpass), 16);
2274 r->password_expired = 0; /* FIXME */
2275
2276 TALLOC_FREE(smbpass);
2277
2278 return NT_STATUS_OK;
2279 }
2280
2281 /*************************************************************************
2282 get_user_info_20
2283 *************************************************************************/
2284
2285 static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx,
2286 struct samr_UserInfo20 *r,
2287 struct samu *sampass)
2288 {
2289 const char *munged_dial = NULL;
2290 DATA_BLOB blob;
2291 NTSTATUS status;
2292 struct lsa_BinaryString *parameters = NULL;
2293
2294 ZERO_STRUCTP(r);
2295
2296 munged_dial = pdb_get_munged_dial(sampass);
2297
2298 DEBUG(3,("User:[%s] has [%s] (length: %d)\n", pdb_get_username(sampass),
2299 munged_dial, (int)strlen(munged_dial)));
2300
2301 if (munged_dial) {
2302 blob = base64_decode_data_blob(munged_dial);
2303 } else {
2304 blob = data_blob_string_const_null("");
2305 }
2306
2307 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2308 data_blob_free(&blob);
2309 if (!NT_STATUS_IS_OK(status)) {
2310 return status;
2311 }
2312
2313 r->parameters = *parameters;
2314
2315 return NT_STATUS_OK;
2316 }
2317
2318
2319 /*************************************************************************
2320 get_user_info_21
2321 *************************************************************************/
2322
2323 static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx,
2324 struct samr_UserInfo21 *r,
2325 struct samu *pw,
2326 DOM_SID *domain_sid)
2327 {
2328 NTSTATUS status;
2329 const DOM_SID *sid_user, *sid_group;
2330 uint32_t rid, primary_gid;
2331 NTTIME force_password_change;
2332 time_t must_change_time;
2333 struct lsa_BinaryString *parameters = NULL;
2334 const char *munged_dial = NULL;
2335 DATA_BLOB blob;
2336
2337 ZERO_STRUCTP(r);
2338
2339 sid_user = pdb_get_user_sid(pw);
2340
2341 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2342 DEBUG(0, ("get_user_info_21: User %s has SID %s, \nwhich conflicts with "
2343 "the domain sid %s. Failing operation.\n",
2344 pdb_get_username(pw), sid_string_dbg(sid_user),
2345 sid_string_dbg(domain_sid)));
2346 return NT_STATUS_UNSUCCESSFUL;
2347 }
2348
2349 become_root();
2350 sid_group = pdb_get_group_sid(pw);
2351 unbecome_root();
2352
2353 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2354 DEBUG(0, ("get_user_info_21: User %s has Primary Group SID %s, \n"
2355 "which conflicts with the domain sid %s. Failing operation.\n",
2356 pdb_get_username(pw), sid_string_dbg(sid_group),
2357 sid_string_dbg(domain_sid)));
2358 return NT_STATUS_UNSUCCESSFUL;
2359 }
2360
2361 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2362 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2363 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2364 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2365 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2366
2367 must_change_time = pdb_get_pass_must_change_time(pw);
2368 if (must_change_time == get_time_t_max()) {
2369 unix_to_nt_time_abs(&force_password_change, must_change_time);
2370 } else {
2371 unix_to_nt_time(&force_password_change, must_change_time);
2372 }
2373
2374 munged_dial = pdb_get_munged_dial(pw);
2375 if (munged_dial) {
2376 blob = base64_decode_data_blob(munged_dial);
2377 } else {
2378 blob = data_blob_string_const_null("");
2379 }
2380
2381 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2382 data_blob_free(&blob);
2383 if (!NT_STATUS_IS_OK(status)) {
2384 return status;
2385 }
2386
2387 r->force_password_change = force_password_change;
2388
2389 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2390 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2391 r->home_directory.string = talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2392 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2393 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2394 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2395 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2396 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2397 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2398
2399 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2400 r->parameters = *parameters;
2401 r->rid = rid;
2402 r->primary_gid = primary_gid;
2403 r->acct_flags = pdb_get_acct_ctrl(pw);
2404 r->bad_password_count = pdb_get_bad_password_count(pw);
2405 r->logon_count = pdb_get_logon_count(pw);
2406 r->fields_present = pdb_build_fields_present(pw);
2407 r->password_expired = (pdb_get_pass_must_change_time(pw) == 0) ?
2408 PASS_MUST_CHANGE_AT_NEXT_LOGON : 0;
2409 r->country_code = 0;
2410 r->code_page = 0;
2411 r->lm_password_set = 0;
2412 r->nt_password_set = 0;
2413
2414 #if 0
2415
2416 /*
2417 Look at a user on a real NT4 PDC with usrmgr, press
2418 'ok'. Then you will see that fields_present is set to
2419 0x08f827fa. Look at the user immediately after that again,
2420 and you will see that 0x00fffff is returned. This solves
2421 the problem that you get access denied after having looked
2422 at the user.
2423 -- Volker
2424 */
2425
2426 #endif
2427
2428
2429 return NT_STATUS_OK;
2430 }
2431
2432 /*******************************************************************
2433 _samr_QueryUserInfo
2434 ********************************************************************/
2435
2436 NTSTATUS _samr_QueryUserInfo(pipes_struct *p,
2437 struct samr_QueryUserInfo *r)
2438 {
2439 NTSTATUS status;
2440 union samr_UserInfo *user_info = NULL;
2441 struct samr_user_info *uinfo;
2442 DOM_SID domain_sid;
2443 uint32 rid;
2444 bool ret = false;
2445 struct samu *pwd = NULL;
2446
2447 uinfo = policy_handle_find(p, r->in.user_handle,
2448 SAMR_USER_ACCESS_GET_ATTRIBUTES, NULL,
2449 struct samr_user_info, &status);
2450 if (!NT_STATUS_IS_OK(status)) {
2451 return status;
2452 }
2453
2454 domain_sid = uinfo->sid;
2455
2456 sid_split_rid(&domain_sid, &rid);
2457
2458 if (!sid_check_is_in_our_domain(&uinfo->sid))
2459 return NT_STATUS_OBJECT_TYPE_MISMATCH;
2460
2461 DEBUG(5,("_samr_QueryUserInfo: sid:%s\n",
2462 sid_string_dbg(&uinfo->sid)));
2463
2464 user_info = TALLOC_ZERO_P(p->mem_ctx, union samr_UserInfo);
2465 if (!user_info) {
2466 return NT_STATUS_NO_MEMORY;
2467 }
2468
2469 DEBUG(5,("_samr_QueryUserInfo: user info level: %d\n", r->in.level));
2470
2471 if (!(pwd = samu_new(p->mem_ctx))) {
2472 return NT_STATUS_NO_MEMORY;
2473 }
2474
2475 become_root();
2476 ret = pdb_getsampwsid(pwd, &uinfo->sid);
2477 unbecome_root();
2478
2479 if (ret == false) {
2480 DEBUG(4,("User %s not found\n", sid_string_dbg(&uinfo->sid)));
2481 TALLOC_FREE(pwd);
2482 return NT_STATUS_NO_SUCH_USER;
2483 }
2484
2485 DEBUG(3,("User:[%s]\n", pdb_get_username(pwd)));
2486
2487 samr_clear_sam_passwd(pwd);
2488
2489 switch (r->in.level) {
2490 case 5:
2491 status = get_user_info_5(p->mem_ctx, &user_info->info5, pwd, &domain_sid);
2492 break;
2493 case 7:
2494 status = get_user_info_7(p->mem_ctx, &user_info->info7, pwd);
2495 break;
2496 case 9:
2497 status = get_user_info_9(p->mem_ctx, &user_info->info9, pwd);
2498 break;
2499 case 16:
2500 status = get_user_info_16(p->mem_ctx, &user_info->info16, pwd);
2501 break;
2502 case 18:
2503 /* level 18 is special */
2504 status = get_user_info_18(p, p->mem_ctx, &user_info->info18,
2505 &uinfo->sid);
2506 break;
2507 case 20:
2508 status = get_user_info_20(p->mem_ctx, &user_info->info20, pwd);
2509 break;
2510 case 21:
2511 status = get_user_info_21(p->mem_ctx, &user_info->info21, pwd, &domain_sid);
2512 break;
2513 default:
2514 status = NT_STATUS_INVALID_INFO_CLASS;
2515 break;
2516 }
2517
2518 TALLOC_FREE(pwd);
2519
2520 *r->out.info = user_info;
2521
2522 DEBUG(5,("_samr_QueryUserInfo: %d\n", __LINE__));
2523
2524 return status;
2525 }
2526
2527 /****************************************************************
2528 ****************************************************************/
2529
2530 NTSTATUS _samr_QueryUserInfo2(pipes_struct *p,
2531 struct samr_QueryUserInfo2 *r)
2532 {
2533 struct samr_QueryUserInfo u;
2534
2535 u.in.user_handle = r->in.user_handle;
2536 u.in.level = r->in.level;
2537 u.out.info = r->out.info;
2538
2539 return _samr_QueryUserInfo(p, &u);
2540 }
2541
2542 /*******************************************************************
2543 _samr_GetGroupsForUser
2544 ********************************************************************/
2545
2546 NTSTATUS _samr_GetGroupsForUser(pipes_struct *p,
2547 struct samr_GetGroupsForUser *r)
2548 {
2549 struct samr_user_info *uinfo;
2550 struct samu *sam_pass=NULL;
2551 DOM_SID *sids;
2552 struct samr_RidWithAttribute dom_gid;
2553 struct samr_RidWithAttribute *gids = NULL;
2554 uint32 primary_group_rid;
2555 size_t num_groups = 0;
2556 gid_t *unix_gids;
2557 size_t i, num_gids;
2558 bool ret;
2559 NTSTATUS result;
2560 bool success = False;
2561
2562 struct samr_RidWithAttributeArray *rids = NULL;
2563
2564 /*
2565 * from the SID in the request:
2566 * we should send back the list of DOMAIN GROUPS
2567 * the user is a member of
2568 *
2569 * and only the DOMAIN GROUPS
2570 * no ALIASES !!! neither aliases of the domain
2571 * nor aliases of the builtin SID
2572 *
2573 * JFM, 12/2/2001
2574 */
2575
2576 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
2577
2578 uinfo = policy_handle_find(p, r->in.user_handle,
2579 SAMR_USER_ACCESS_GET_GROUPS, NULL,
2580 struct samr_user_info, &result);
2581 if (!NT_STATUS_IS_OK(result)) {
2582 return result;
2583 }
2584
2585 rids = TALLOC_ZERO_P(p->mem_ctx, struct samr_RidWithAttributeArray);
2586 if (!rids) {
2587 return NT_STATUS_NO_MEMORY;
2588 }
2589
2590 if (!sid_check_is_in_our_domain(&uinfo->sid))
2591 return NT_STATUS_OBJECT_TYPE_MISMATCH;
2592
2593 if ( !(sam_pass = samu_new( p->mem_ctx )) ) {
2594 return NT_STATUS_NO_MEMORY;
2595 }
2596
2597 become_root();
2598 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
2599 unbecome_root();
2600
2601 if (!ret) {
2602 DEBUG(10, ("pdb_getsampwsid failed for %s\n",
2603 sid_string_dbg(&uinfo->sid)));
2604 return NT_STATUS_NO_SUCH_USER;
2605 }
2606
2607 sids = NULL;
2608
2609 /* make both calls inside the root block */
2610 become_root();
2611 result = pdb_enum_group_memberships(p->mem_ctx, sam_pass,
2612 &sids, &unix_gids, &num_groups);
2613 if ( NT_STATUS_IS_OK(result) ) {
2614 success = sid_peek_check_rid(get_global_sam_sid(),
2615 pdb_get_group_sid(sam_pass),
2616 &primary_group_rid);
2617 }
2618 unbecome_root();
2619
2620 if (!NT_STATUS_IS_OK(result)) {
2621 DEBUG(10, ("pdb_enum_group_memberships failed for %s\n",
2622 sid_string_dbg(&uinfo->sid)));
2623 return result;
2624 }
2625
2626 if ( !success ) {
2627 DEBUG(5, ("Group sid %s for user %s not in our domain\n",
2628 sid_string_dbg(pdb_get_group_sid(sam_pass)),
2629 pdb_get_username(sam_pass)));
2630 TALLOC_FREE(sam_pass);
2631 return NT_STATUS_INTERNAL_DB_CORRUPTION;
2632 }
2633
2634 gids = NULL;
2635 num_gids = 0;
2636
2637 dom_gid.attributes = (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT|
2638 SE_GROUP_ENABLED);
2639 dom_gid.rid = primary_group_rid;
2640 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
2641
2642 for (i=0; i<num_groups; i++) {
2643
2644 if (!sid_peek_check_rid(get_global_sam_sid(),
2645 &(sids[i]), &dom_gid.rid)) {
2646 DEBUG(10, ("Found sid %s not in our domain\n",
2647 sid_string_dbg(&sids[i])));
2648 continue;
2649 }
2650
2651 if (dom_gid.rid == primary_group_rid) {
2652 /* We added the primary group directly from the
2653 * sam_account. The other SIDs are unique from
2654 * enum_group_memberships */
2655 continue;
2656 }
2657
2658 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
2659 }
2660
2661 rids->count = num_gids;
2662 rids->rids = gids;
2663
2664 *r->out.rids = rids;
2665
2666 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
2667
2668 return result;
2669 }
2670
2671 /*******************************************************************
2672 _samr_QueryDomainInfo
2673 ********************************************************************/
2674
2675 NTSTATUS _samr_QueryDomainInfo(pipes_struct *p,
2676 struct samr_QueryDomainInfo *r)
2677 {
2678 NTSTATUS status = NT_STATUS_OK;
2679 struct samr_domain_info *dinfo;
2680 union samr_DomainInfo *dom_info;
2681 time_t u_expire, u_min_age;
2682
2683 time_t u_lock_duration, u_reset_time;
2684 uint32_t u_logout;
2685
2686 uint32 account_policy_temp;
2687
2688 time_t seq_num;
2689 uint32 server_role;
2690
2691 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
2692
2693 dinfo = policy_handle_find(p, r->in.domain_handle,
2694 SAMR_ACCESS_LOOKUP_DOMAIN, NULL,
2695 struct samr_domain_info, &status);
2696 if (!NT_STATUS_IS_OK(status)) {
2697 return status;
2698 }
2699
2700 dom_info = TALLOC_ZERO_P(p->mem_ctx, union samr_DomainInfo);
2701 if (!dom_info) {
2702 return NT_STATUS_NO_MEMORY;
2703 }
2704
2705 switch (r->in.level) {
2706 case 0x01:
2707
2708 become_root();
2709
2710 /* AS ROOT !!! */
2711
2712 pdb_get_account_policy(AP_MIN_PASSWORD_LEN,
2713 &account_policy_temp);
2714 dom_info->info1.min_password_length = account_policy_temp;
2715
2716 pdb_get_account_policy(AP_PASSWORD_HISTORY, &account_policy_temp);
2717 dom_info->info1.password_history_length = account_policy_temp;
2718
2719 pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS,
2720 &dom_info->info1.password_properties);
2721
2722 pdb_get_account_policy(AP_MAX_PASSWORD_AGE, &account_policy_temp);
2723 u_expire = account_policy_temp;
2724
2725 pdb_get_account_policy(AP_MIN_PASSWORD_AGE, &account_policy_temp);
2726 u_min_age = account_policy_temp;
2727
2728 /* !AS ROOT */
2729
2730 unbecome_root();
2731
2732 unix_to_nt_time_abs((NTTIME *)&dom_info->info1.max_password_age, u_expire);
2733 unix_to_nt_time_abs((NTTIME *)&dom_info->info1.min_password_age, u_min_age);
2734
2735 if (lp_check_password_script() && *lp_check_password_script()) {
2736 dom_info->info1.password_properties |= DOMAIN_PASSWORD_COMPLEX;
2737 }
2738
2739 break;
2740 case 0x02:
2741
2742 become_root();
2743
2744 /* AS ROOT !!! */
2745
2746 dom_info->general.num_users = count_sam_users(
2747 dinfo->disp_info, ACB_NORMAL);
2748 dom_info->general.num_groups = count_sam_groups(
2749 dinfo->disp_info);
2750 dom_info->general.num_aliases = count_sam_aliases(
2751 dinfo->disp_info);
2752
2753 pdb_get_account_policy(AP_TIME_TO_LOGOUT, &u_logout);
2754
2755 unix_to_nt_time_abs(&dom_info->general.force_logoff_time, u_logout);
2756
2757 if (!pdb_get_seq_num(&seq_num))
2758 seq_num = time(NULL);
2759
2760 /* !AS ROOT */
2761
2762 unbecome_root();
2763
2764 server_role = ROLE_DOMAIN_PDC;
2765 if (lp_server_role() == ROLE_DOMAIN_BDC)
2766 server_role = ROLE_DOMAIN_BDC;
2767
2768 dom_info->general.oem_information.string = lp_serverstring();
2769 dom_info->general.domain_name.string = lp_workgroup();
2770 dom_info->general.primary.string = global_myname();
2771 dom_info->general.sequence_num = seq_num;
2772 dom_info->general.domain_server_state = DOMAIN_SERVER_ENABLED;
2773 dom_info->general.role = server_role;
2774 dom_info->general.unknown3 = 1;
2775
2776 break;
2777 case 0x03:
2778
2779 become_root();
2780
2781 /* AS ROOT !!! */
2782
2783 {
2784 uint32 ul;
2785 pdb_get_account_policy(AP_TIME_TO_LOGOUT, &ul);
2786 u_logout = (time_t)ul;
2787 }
2788
2789 /* !AS ROOT */
2790
2791 unbecome_root();
2792
2793 unix_to_nt_time_abs(&dom_info->info3.force_logoff_time, u_logout);
2794
2795 break;
2796 case 0x04:
2797 dom_info->oem.oem_information.string = lp_serverstring();
2798 break;
2799 case 0x05:
2800 dom_info->info5.domain_name.string = get_global_sam_name();
2801 break;
2802 case 0x06:
2803 /* NT returns its own name when a PDC. win2k and later
2804 * only the name of the PDC if itself is a BDC (samba4
2805 * idl) */
2806 dom_info->info6.primary.string = global_myname();
2807 break;
2808 case 0x07:
2809 server_role = ROLE_DOMAIN_PDC;
2810 if (lp_server_role() == ROLE_DOMAIN_BDC)
2811 server_role = ROLE_DOMAIN_BDC;
2812
2813 dom_info->info7.role = server_role;
2814 break;
2815 case 0x08:
2816
2817 become_root();
2818
2819 /* AS ROOT !!! */
2820
2821 if (!pdb_get_seq_num(&seq_num)) {
2822 seq_num = time(NULL);
2823 }
2824
2825 /* !AS ROOT */
2826
2827 unbecome_root();
2828
2829 dom_info->info8.sequence_num = seq_num;
2830 dom_info->info8.domain_create_time = 0;
2831
2832 break;
2833 case 0x0c:
2834
2835 become_root();
2836
2837 /* AS ROOT !!! */
2838
2839 pdb_get_account_policy(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp);
2840 u_lock_duration = account_policy_temp;
2841 if (u_lock_duration != -1) {
2842 u_lock_duration *= 60;
2843 }
2844
2845 pdb_get_account_policy(AP_RESET_COUNT_TIME, &account_policy_temp);
2846 u_reset_time = account_policy_temp * 60;
2847
2848 pdb_get_account_policy(AP_BAD_ATTEMPT_LOCKOUT,
2849 &account_policy_temp);
2850 dom_info->info12.lockout_threshold = account_policy_temp;
2851
2852 /* !AS ROOT */
2853
2854 unbecome_root();
2855
2856 unix_to_nt_time_abs(&dom_info->info12.lockout_duration,
2857 u_lock_duration);
2858 unix_to_nt_time_abs(&dom_info->info12.lockout_window,
2859 u_reset_time);
2860
2861 break;
2862 default:
2863 return NT_STATUS_INVALID_INFO_CLASS;
2864 }
2865
2866 *r->out.info = dom_info;
2867
2868 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
2869
2870 return status;
2871 }
2872
2873 /* W2k3 seems to use the same check for all 3 objects that can be created via
2874 * SAMR, if you try to create for example "Dialup" as an alias it says
2875 * "NT_STATUS_USER_EXISTS". This is racy, but we can't really lock the user
2876 * database. */
2877
2878 static NTSTATUS can_create(TALLOC_CTX *mem_ctx, const char *new_name)
2879 {
2880 enum lsa_SidType type;
2881 bool result;
2882
2883 DEBUG(10, ("Checking whether [%s] can be created\n", new_name));
2884
2885 become_root();
2886 /* Lookup in our local databases (LOOKUP_NAME_REMOTE not set)
2887 * whether the name already exists */
2888 result = lookup_name(mem_ctx, new_name, LOOKUP_NAME_LOCAL,
2889 NULL, NULL, NULL, &type);
2890 unbecome_root();
2891
2892 if (!result) {
2893 DEBUG(10, ("%s does not exist, can create it\n", new_name));
2894 return NT_STATUS_OK;
2895 }
2896
2897 DEBUG(5, ("trying to create %s, exists as %s\n",
2898 new_name, sid_type_lookup(type)));
2899
2900 if (type == SID_NAME_DOM_GRP) {
2901 return NT_STATUS_GROUP_EXISTS;
2902 }
2903 if (type == SID_NAME_ALIAS) {
2904 return NT_STATUS_ALIAS_EXISTS;
2905 }
2906
2907 /* Yes, the default is NT_STATUS_USER_EXISTS */
2908 return NT_STATUS_USER_EXISTS;
2909 }
2910
2911 /*******************************************************************
2912 _samr_CreateUser2
2913 ********************************************************************/
2914
2915 NTSTATUS _samr_CreateUser2(pipes_struct *p,
2916 struct samr_CreateUser2 *r)
2917 {
2918 const char *account = NULL;
2919 DOM_SID sid;
2920 uint32_t acb_info = r->in.acct_flags;
2921 struct samr_domain_info *dinfo;
2922 struct samr_user_info *uinfo;
2923 NTSTATUS nt_status;
2924 uint32 acc_granted;
2925 SEC_DESC *psd;
2926 size_t sd_size;
2927 /* check this, when giving away 'add computer to domain' privs */
2928 uint32 des_access = GENERIC_RIGHTS_USER_ALL_ACCESS;
2929 bool can_add_account = False;
2930 SE_PRIV se_rights;
2931
2932 dinfo = policy_handle_find(p, r->in.domain_handle,
2933 SAMR_DOMAIN_ACCESS_CREATE_USER, NULL,
2934 struct samr_domain_info, &nt_status);
2935 if (!NT_STATUS_IS_OK(nt_status)) {
2936 return nt_status;
2937 }
2938
2939 if (sid_check_is_builtin(&dinfo->sid)) {
2940 DEBUG(5,("_samr_CreateUser2: Refusing user create in BUILTIN\n"));
2941 return NT_STATUS_ACCESS_DENIED;
2942 }
2943
2944 if (!(acb_info == ACB_NORMAL || acb_info == ACB_DOMTRUST ||
2945 acb_info == ACB_WSTRUST || acb_info == ACB_SVRTRUST)) {
2946 /* Match Win2k, and return NT_STATUS_INVALID_PARAMETER if
2947 this parameter is not an account type */
2948 return NT_STATUS_INVALID_PARAMETER;
2949 }
2950
2951 account = r->in.account_name->string;
2952 if (account == NULL) {
2953 return NT_STATUS_NO_MEMORY;
2954 }
2955
2956 nt_status = can_create(p->mem_ctx, account);
2957 if (!NT_STATUS_IS_OK(nt_status)) {
2958 return nt_status;
2959 }
2960
2961 /* determine which user right we need to check based on the acb_info */
2962
2963 if ( acb_info & ACB_WSTRUST )
2964 {
2965 se_priv_copy( &se_rights, &se_machine_account );
2966 can_add_account = user_has_privileges(
2967 p->server_info->ptok, &se_rights );
2968 }
2969 /* usrmgr.exe (and net rpc trustdom grant) creates a normal user
2970 account for domain trusts and changes the ACB flags later */
2971 else if ( acb_info & ACB_NORMAL &&
2972 (account[strlen(account)-1] != '$') )
2973 {
2974 se_priv_copy( &se_rights, &se_add_users );
2975 can_add_account = user_has_privileges(
2976 p->server_info->ptok, &se_rights );
2977 }
2978 else /* implicit assumption of a BDC or domain trust account here
2979 * (we already check the flags earlier) */
2980 {
2981 if ( lp_enable_privileges() ) {
2982 /* only Domain Admins can add a BDC or domain trust */
2983 se_priv_copy( &se_rights, &se_priv_none );
2984 can_add_account = nt_token_check_domain_rid(
2985 p->server_info->ptok,
2986 DOMAIN_GROUP_RID_ADMINS );
2987 }
2988 }
2989
2990 DEBUG(5, ("_samr_CreateUser2: %s can add this account : %s\n",
2991 uidtoname(p->server_info->utok.uid),
2992 can_add_account ? "True":"False" ));
2993
2994 /********** BEGIN Admin BLOCK **********/
2995
2996 if ( can_add_account )
2997 become_root();
2998
2999 nt_status = pdb_create_user(p->mem_ctx, account, acb_info,
3000 r->out.rid);
3001
3002 if ( can_add_account )
3003 unbecome_root();
3004
3005 /********** END Admin BLOCK **********/
3006
3007 /* now check for failure */
3008
3009 if ( !NT_STATUS_IS_OK(nt_status) )
3010 return nt_status;
3011
3012 /* Get the user's SID */
3013
3014 sid_compose(&sid, get_global_sam_sid(), *r->out.rid);
3015
3016 map_max_allowed_access(p->server_info->ptok, &des_access);
3017
3018 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping,
3019 &sid, SAMR_USR_RIGHTS_WRITE_PW);
3020 se_map_generic(&des_access, &usr_generic_mapping);
3021
3022 nt_status = access_check_samr_object(psd, p->server_info->ptok,
3023 &se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
3024 &acc_granted, "_samr_CreateUser2");
3025
3026 if ( !NT_STATUS_IS_OK(nt_status) ) {
3027 return nt_status;
3028 }
3029
3030 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
3031 struct samr_user_info, &nt_status);
3032 if (!NT_STATUS_IS_OK(nt_status)) {
3033 return nt_status;
3034 }
3035 uinfo->sid = sid;
3036
3037 /* After a "set" ensure we have no cached display info. */
3038 force_flush_samr_cache(&sid);
3039
3040 *r->out.access_granted = acc_granted;
3041
3042 return NT_STATUS_OK;
3043 }
3044
3045 /****************************************************************
3046 ****************************************************************/
3047
3048 NTSTATUS _samr_CreateUser(pipes_struct *p,
3049 struct samr_CreateUser *r)
3050 {
3051 struct samr_CreateUser2 c;
3052 uint32_t access_granted;
3053
3054 c.in.domain_handle = r->in.domain_handle;
3055 c.in.account_name = r->in.account_name;
3056 c.in.acct_flags = ACB_NORMAL;
3057 c.in.access_mask = r->in.access_mask;
3058 c.out.user_handle = r->out.user_handle;
3059 c.out.access_granted = &access_granted;
3060 c.out.rid = r->out.rid;
3061
3062 return _samr_CreateUser2(p, &c);
3063 }
3064
3065 /*******************************************************************
3066 _samr_Connect
3067 ********************************************************************/
3068
3069 NTSTATUS _samr_Connect(pipes_struct *p,
3070 struct samr_Connect *r)
3071 {
3072 struct samr_connect_info *info;
3073 uint32_t acc_granted;
3074 struct policy_handle hnd;
3075 uint32 des_access = r->in.access_mask;
3076 NTSTATUS status;
3077
3078 /* Access check */
3079
3080 if (!pipe_access_check(p)) {
3081 DEBUG(3, ("access denied to _samr_Connect\n"));
3082 return NT_STATUS_ACCESS_DENIED;
3083 }
3084
3085 /* don't give away the farm but this is probably ok. The SAMR_ACCESS_ENUM_DOMAINS
3086 was observed from a win98 client trying to enumerate users (when configured
3087 user level access control on shares) --jerry */
3088
3089 map_max_allowed_access(p->server_info->ptok, &des_access);
3090
3091 se_map_generic( &des_access, &sam_generic_mapping );
3092
3093 acc_granted = des_access & (SAMR_ACCESS_ENUM_DOMAINS
3094 |SAMR_ACCESS_LOOKUP_DOMAIN);
3095
3096 /* set up the SAMR connect_anon response */
3097
3098 info = policy_handle_create(p, &hnd, acc_granted,
3099 struct samr_connect_info,
3100 &status);
3101 if (!NT_STATUS_IS_OK(status)) {
3102 return status;
3103 }
3104
3105 *r->out.connect_handle = hnd;
3106 return NT_STATUS_OK;
3107 }
3108
3109 /*******************************************************************
3110 _samr_Connect2
3111 ********************************************************************/
3112
3113 NTSTATUS _samr_Connect2(pipes_struct *p,
3114 struct samr_Connect2 *r)
3115 {
3116 struct samr_connect_info *info = NULL;
3117 struct policy_handle hnd;
3118 SEC_DESC *psd = NULL;
3119 uint32 acc_granted;
3120 uint32 des_access = r->in.access_mask;
3121 NTSTATUS nt_status;
3122 size_t sd_size;
3123 const char *fn = "_samr_Connect2";
3124
3125 switch (p->hdr_req.opnum) {
3126 case NDR_SAMR_CONNECT2:
3127 fn = "_samr_Connect2";
3128 break;
3129 case NDR_SAMR_CONNECT3:
3130 fn = "_samr_Connect3";
3131 break;
3132 case NDR_SAMR_CONNECT4:
3133 fn = "_samr_Connect4";
3134 break;
3135 case NDR_SAMR_CONNECT5:
3136 fn = "_samr_Connect5";
3137 break;
3138 }
3139
3140 DEBUG(5,("%s: %d\n", fn, __LINE__));
3141
3142 /* Access check */
3143
3144 if (!pipe_access_check(p)) {
3145 DEBUG(3, ("access denied to %s\n", fn));
3146 return NT_STATUS_ACCESS_DENIED;
3147 }
3148
3149 map_max_allowed_access(p->server_info->ptok, &des_access);
3150
3151 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
3152 se_map_generic(&des_access, &sam_generic_mapping);
3153
3154 nt_status = access_check_samr_object(psd, p->server_info->ptok,
3155 NULL, 0, des_access, &acc_granted, fn);
3156
3157 if ( !NT_STATUS_IS_OK(nt_status) )
3158 return nt_status;
3159
3160 info = policy_handle_create(p, &hnd, acc_granted,
3161 struct samr_connect_info, &nt_status);
3162 if (!NT_STATUS_IS_OK(nt_status)) {
3163 return nt_status;
3164 }
3165
3166 DEBUG(5,("%s: %d\n", fn, __LINE__));
3167
3168 *r->out.connect_handle = hnd;
3169 return NT_STATUS_OK;
3170 }
3171
3172 /****************************************************************
3173 _samr_Connect3
3174 ****************************************************************/
3175
3176 NTSTATUS _samr_Connect3(pipes_struct *p,
3177 struct samr_Connect3 *r)
3178 {
3179 struct samr_Connect2 c;
3180
3181 c.in.system_name = r->in.system_name;
3182 c.in.access_mask = r->in.access_mask;
3183 c.out.connect_handle = r->out.connect_handle;
3184
3185 return _samr_Connect2(p, &c);
3186 }
3187
3188 /*******************************************************************
3189 _samr_Connect4
3190 ********************************************************************/
3191
3192 NTSTATUS _samr_Connect4(pipes_struct *p,
3193 struct samr_Connect4 *r)
3194 {
3195 struct samr_Connect2 c;
3196
3197 c.in.system_name = r->in.system_name;
3198 c.in.access_mask = r->in.access_mask;
3199 c.out.connect_handle = r->out.connect_handle;
3200
3201 return _samr_Connect2(p, &c);
3202 }
3203
3204 /*******************************************************************
3205 _samr_Connect5
3206 ********************************************************************/
3207
3208 NTSTATUS _samr_Connect5(pipes_struct *p,
3209 struct samr_Connect5 *r)
3210 {
3211 NTSTATUS status;
3212 struct samr_Connect2 c;
3213 struct samr_ConnectInfo1 info1;
3214
3215 info1.client_version = SAMR_CONNECT_AFTER_W2K;
3216 info1.unknown2 = 0;
3217
3218 c.in.system_name = r->in.system_name;
3219 c.in.access_mask = r->in.access_mask;
3220 c.out.connect_handle = r->out.connect_handle;
3221
3222 status = _samr_Connect2(p, &c);
3223 if (!NT_STATUS_IS_OK(status)) {
3224 return status;
3225 }
3226
3227 *r->out.level_out = 1;
3228 r->out.info_out->info1 = info1;
3229
3230 return NT_STATUS_OK;
3231 }
3232
3233 /**********************************************************************
3234 _samr_LookupDomain
3235 **********************************************************************/
3236
3237 NTSTATUS _samr_LookupDomain(pipes_struct *p,
3238 struct samr_LookupDomain *r)
3239 {
3240 NTSTATUS status;
3241 struct samr_connect_info *info;
3242 const char *domain_name;
3243 DOM_SID *sid = NULL;
3244
3245 /* win9x user manager likes to use SAMR_ACCESS_ENUM_DOMAINS here.
3246 Reverted that change so we will work with RAS servers again */
3247
3248 info = policy_handle_find(p, r->in.connect_handle,
3249 SAMR_ACCESS_LOOKUP_DOMAIN, NULL,
3250 struct samr_connect_info,
3251 &status);
3252 if (!NT_STATUS_IS_OK(status)) {
3253 return status;
3254 }
3255
3256 domain_name = r->in.domain_name->string;
3257 if (!domain_name) {
3258 return NT_STATUS_INVALID_PARAMETER;
3259 }
3260
3261 sid = TALLOC_ZERO_P(p->mem_ctx, struct dom_sid2);
3262 if (!sid) {
3263 return NT_STATUS_NO_MEMORY;
3264 }
3265
3266 if (strequal(domain_name, builtin_domain_name())) {
3267 sid_copy(sid, &global_sid_Builtin);
3268 } else {
3269 if (!secrets_fetch_domain_sid(domain_name, sid)) {
3270 status = NT_STATUS_NO_SUCH_DOMAIN;
3271 }
3272 }
3273
3274 DEBUG(2,("Returning domain sid for domain %s -> %s\n", domain_name,
3275 sid_string_dbg(sid)));
3276
3277 *r->out.sid = sid;
3278
3279 return status;
3280 }
3281
3282 /**********************************************************************
3283 _samr_EnumDomains
3284 **********************************************************************/
3285
3286 NTSTATUS _samr_EnumDomains(pipes_struct *p,
3287 struct samr_EnumDomains *r)
3288 {
3289 NTSTATUS status;
3290 struct samr_connect_info *info;
3291 uint32_t num_entries = 2;
3292 struct samr_SamEntry *entry_array = NULL;
3293 struct samr_SamArray *sam;
3294
3295 info = policy_handle_find(p, r->in.connect_handle,
3296 SAMR_ACCESS_ENUM_DOMAINS, NULL,
3297 struct samr_connect_info, &status);
3298 if (!NT_STATUS_IS_OK(status)) {
3299 return status;
3300 }
3301
3302 sam = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
3303 if (!sam) {
3304 return NT_STATUS_NO_MEMORY;
3305 }
3306
3307 entry_array = TALLOC_ZERO_ARRAY(p->mem_ctx,
3308 struct samr_SamEntry,
3309 num_entries);
3310 if (!entry_array) {
3311 return NT_STATUS_NO_MEMORY;
3312 }
3313
3314 entry_array[0].idx = 0;
3315 init_lsa_String(&entry_array[0].name, get_global_sam_name());
3316
3317 entry_array[1].idx = 1;
3318 init_lsa_String(&entry_array[1].name, "Builtin");
3319
3320 sam->count = num_entries;
3321 sam->entries = entry_array;
3322
3323 *r->out.sam = sam;
3324 *r->out.num_entries = num_entries;
3325
3326 return status;
3327 }
3328
3329 /*******************************************************************
3330 _samr_OpenAlias
3331 ********************************************************************/
3332
3333 NTSTATUS _samr_OpenAlias(pipes_struct *p,
3334 struct samr_OpenAlias *r)
3335 {
3336 DOM_SID sid;
3337 uint32 alias_rid = r->in.rid;
3338 struct samr_alias_info *ainfo;
3339 struct samr_domain_info *dinfo;
3340 SEC_DESC *psd = NULL;
3341 uint32 acc_granted;
3342 uint32 des_access = r->in.access_mask;
3343 size_t sd_size;
3344 NTSTATUS status;
3345 SE_PRIV se_rights;
3346
3347 dinfo = policy_handle_find(p, r->in.domain_handle,
3348 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
3349 struct samr_domain_info, &status);
3350 if (!NT_STATUS_IS_OK(status)) {
3351 return status;
3352 }
3353
3354 /* append the alias' RID to it */
3355
3356 if (!sid_compose(&sid, &dinfo->sid, alias_rid))
3357 return NT_STATUS_NO_SUCH_ALIAS;
3358
3359 /*check if access can be granted as requested by client. */
3360
3361 map_max_allowed_access(p->server_info->ptok, &des_access);
3362
3363 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &ali_generic_mapping, NULL, 0);
3364 se_map_generic(&des_access,&ali_generic_mapping);
3365
3366 se_priv_copy( &se_rights, &se_add_users );
3367
3368
3369 status = access_check_samr_object(psd, p->server_info->ptok,
3370 &se_rights, GENERIC_RIGHTS_ALIAS_WRITE, des_access,
3371 &acc_granted, "_samr_OpenAlias");
3372
3373 if ( !NT_STATUS_IS_OK(status) )
3374 return status;
3375
3376 {
3377 /* Check we actually have the requested alias */
3378 enum lsa_SidType type;
3379 bool result;
3380 gid_t gid;
3381
3382 become_root();
3383 result = lookup_sid(NULL, &sid, NULL, NULL, &type);
3384 unbecome_root();
3385
3386 if (!result || (type != SID_NAME_ALIAS)) {
3387 return NT_STATUS_NO_SUCH_ALIAS;
3388 }
3389
3390 /* make sure there is a mapping */
3391
3392 if ( !sid_to_gid( &sid, &gid ) ) {
3393 return NT_STATUS_NO_SUCH_ALIAS;
3394 }
3395
3396 }
3397
3398 ainfo = policy_handle_create(p, r->out.alias_handle, acc_granted,
3399 struct samr_alias_info, &status);
3400 if (!NT_STATUS_IS_OK(status)) {
3401 return status;
3402 }
3403 ainfo->sid = sid;
3404
3405 return NT_STATUS_OK;
3406 }
3407
3408 /*******************************************************************
3409 set_user_info_7
3410 ********************************************************************/
3411
3412 static NTSTATUS set_user_info_7(TALLOC_CTX *mem_ctx,
3413 struct samr_UserInfo7 *id7,
3414 struct samu *pwd)
3415 {
3416 NTSTATUS rc;
3417
3418 if (id7 == NULL) {
3419 DEBUG(5, ("set_user_info_7: NULL id7\n"));
3420 return NT_STATUS_ACCESS_DENIED;
3421 }
3422
3423 if (!id7->account_name.string) {
3424 DEBUG(5, ("set_user_info_7: failed to get new username\n"));
3425 return NT_STATUS_ACCESS_DENIED;
3426 }
3427
3428 /* check to see if the new username already exists. Note: we can't
3429 reliably lock all backends, so there is potentially the
3430 possibility that a user can be created in between this check and
3431 the rename. The rename should fail, but may not get the
3432 exact same failure status code. I think this is small enough
3433 of a window for this type of operation and the results are
3434 simply that the rename fails with a slightly different status
3435 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
3436
3437 rc = can_create(mem_ctx, id7->account_name.string);
3438 if (!NT_STATUS_IS_OK(rc)) {
3439 return rc;
3440 }
3441
3442 rc = pdb_rename_sam_account(pwd, id7->account_name.string);
3443
3444 return rc;
3445 }
3446
3447 /*******************************************************************
3448 set_user_info_16
3449 ********************************************************************/
3450
3451 static bool set_user_info_16(struct samr_UserInfo16 *id16,
3452 struct samu *pwd)
3453 {
3454 if (id16 == NULL) {
3455 DEBUG(5, ("set_user_info_16: NULL id16\n"));
3456 return False;
3457 }
3458
3459 /* FIX ME: check if the value is really changed --metze */
3460 if (!pdb_set_acct_ctrl(pwd, id16->acct_flags, PDB_CHANGED)) {
3461 return False;
3462 }
3463
3464 if(!NT_STATUS_IS_OK(pdb_update_sam_account(pwd))) {
3465 return False;
3466 }
3467
3468 return True;
3469 }
3470
3471 /*******************************************************************
3472 set_user_info_18
3473 ********************************************************************/
3474
3475 static NTSTATUS set_user_info_18(struct samr_UserInfo18 *id18,
3476 TALLOC_CTX *mem_ctx,
3477 DATA_BLOB *session_key,
3478 struct samu *pwd)
3479 {
3480 if (id18 == NULL) {
3481 DEBUG(2, ("set_user_info_18: id18 is NULL\n"));
3482 return NT_STATUS_INVALID_PARAMETER;
3483 }
3484
3485 if (id18->nt_pwd_active || id18->lm_pwd_active) {
3486 if (!session_key->length) {
3487 return NT_STATUS_NO_USER_SESSION_KEY;
3488 }
3489 }
3490
3491 if (id18->nt_pwd_active) {
3492
3493 DATA_BLOB in, out;
3494
3495 in = data_blob_const(id18->nt_pwd.hash, 16);
3496 out = data_blob_talloc_zero(mem_ctx, 16);
3497
3498 sess_crypt_blob(&out, &in, session_key, false);
3499
3500 if (!pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED)) {
3501 return NT_STATUS_ACCESS_DENIED;
3502 }
3503
3504 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
3505 }
3506
3507 if (id18->lm_pwd_active) {
3508
3509 DATA_BLOB in, out;
3510
3511 in = data_blob_const(id18->lm_pwd.hash, 16);
3512 out = data_blob_talloc_zero(mem_ctx, 16);
3513
3514 sess_crypt_blob(&out, &in, session_key, false);
3515
3516 if (!pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED)) {
3517 return NT_STATUS_ACCESS_DENIED;
3518 }
3519
3520 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
3521 }
3522
3523 copy_id18_to_sam_passwd(pwd, id18);
3524
3525 return pdb_update_sam_account(pwd);
3526 }
3527
3528 /*******************************************************************
3529 set_user_info_20
3530 ********************************************************************/
3531
3532 static bool set_user_info_20(struct samr_UserInfo20 *id20,
3533 struct samu *pwd)
3534 {
3535 if (id20 == NULL) {
3536 DEBUG(5, ("set_user_info_20: NULL id20\n"));
3537 return False;
3538 }
3539
3540 copy_id20_to_sam_passwd(pwd, id20);
3541
3542 /* write the change out */
3543 if(!NT_STATUS_IS_OK(pdb_update_sam_account(pwd))) {
3544 return False;
3545 }
3546
3547 return True;
3548 }
3549
3550 /*******************************************************************
3551 set_user_info_21
3552 ********************************************************************/
3553
3554 static NTSTATUS set_user_info_21(struct samr_UserInfo21 *id21,
3555 TALLOC_CTX *mem_ctx,
3556 DATA_BLOB *session_key,
3557 struct samu *pwd)
3558 {
3559 NTSTATUS status;
3560
3561 if (id21 == NULL) {
3562 DEBUG(5, ("set_user_info_21: NULL id21\n"));
3563 return NT_STATUS_INVALID_PARAMETER;
3564 }
3565
3566 if (id21->fields_present == 0) {
3567 return NT_STATUS_INVALID_PARAMETER;
3568 }
3569
3570 if (id21->fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
3571 return NT_STATUS_ACCESS_DENIED;
3572 }
3573
3574 if (id21->fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) {
3575 if (id21->nt_password_set) {
3576 DATA_BLOB in, out;
3577
3578 if ((id21->nt_owf_password.length != 16) ||
3579 (id21->nt_owf_password.size != 16)) {
3580 return NT_STATUS_INVALID_PARAMETER;
3581 }
3582
3583 if (!session_key->length) {
3584 return NT_STATUS_NO_USER_SESSION_KEY;
3585 }
3586
3587 in = data_blob_const(id21->nt_owf_password.array, 16);
3588 out = data_blob_talloc_zero(mem_ctx, 16);
3589
3590 sess_crypt_blob(&out, &in, session_key, false);
3591
3592 pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED);
3593 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
3594 }
3595 }
3596
3597 if (id21->fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT) {
3598 if (id21->lm_password_set) {
3599 DATA_BLOB in, out;
3600
3601 if ((id21->lm_owf_password.length != 16) ||
3602 (id21->lm_owf_password.size != 16)) {
3603 return NT_STATUS_INVALID_PARAMETER;
3604 }
3605
3606 if (!session_key->length) {
3607 return NT_STATUS_NO_USER_SESSION_KEY;
3608 }
3609
3610 in = data_blob_const(id21->lm_owf_password.array, 16);
3611 out = data_blob_talloc_zero(mem_ctx, 16);
3612
3613 sess_crypt_blob(&out, &in, session_key, false);
3614
3615 pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED);
3616 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
3617 }
3618 }
3619
3620 /* we need to separately check for an account rename first */
3621
3622 if (id21->account_name.string &&
3623 (!strequal(id21->account_name.string, pdb_get_username(pwd))))
3624 {
3625
3626 /* check to see if the new username already exists. Note: we can't
3627 reliably lock all backends, so there is potentially the
3628 possibility that a user can be created in between this check and
3629 the rename. The rename should fail, but may not get the
3630 exact same failure status code. I think this is small enough
3631 of a window for this type of operation and the results are
3632 simply that the rename fails with a slightly different status
3633 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
3634
3635 status = can_create(mem_ctx, id21->account_name.string);
3636 if (!NT_STATUS_IS_OK(status)) {
3637 return status;
3638 }
3639
3640 status = pdb_rename_sam_account(pwd, id21->account_name.string);
3641
3642 if (!NT_STATUS_IS_OK(status)) {
3643 DEBUG(0,("set_user_info_21: failed to rename account: %s\n",
3644 nt_errstr(status)));
3645 return status;
3646 }
3647
3648 /* set the new username so that later
3649 functions can work on the new account */
3650 pdb_set_username(pwd, id21->account_name.string, PDB_SET);
3651 }
3652
3653 copy_id21_to_sam_passwd("INFO_21", pwd, id21);
3654
3655 /*
3656 * The funny part about the previous two calls is
3657 * that pwd still has the password hashes from the
3658 * passdb entry. These have not been updated from
3659 * id21. I don't know if they need to be set. --jerry
3660 */
3661
3662 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
3663 status = pdb_set_unix_primary_group(mem_ctx, pwd);
3664 if ( !NT_STATUS_IS_OK(status) ) {
3665 return status;
3666 }
3667 }
3668
3669 /* Don't worry about writing out the user account since the
3670 primary group SID is generated solely from the user's Unix
3671 primary group. */
3672
3673 /* write the change out */
3674 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
3675 return status;
3676 }
3677
3678 return NT_STATUS_OK;
3679 }
3680
3681 /*******************************************************************
3682 set_user_info_23
3683 ********************************************************************/
3684
3685 static NTSTATUS set_user_info_23(TALLOC_CTX *mem_ctx,
3686 struct samr_UserInfo23 *id23,
3687 struct samu *pwd)
3688 {
3689 char *plaintext_buf = NULL;
3690 size_t len = 0;
3691 uint32_t acct_ctrl;
3692 NTSTATUS status;
3693
3694 if (id23 == NULL) {
3695 DEBUG(5, ("set_user_info_23: NULL id23\n"));
3696 return NT_STATUS_INVALID_PARAMETER;
3697 }
3698
3699 if (id23->info.fields_present == 0) {
3700 return NT_STATUS_INVALID_PARAMETER;
3701 }
3702
3703 if (id23->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
3704 return NT_STATUS_ACCESS_DENIED;
3705 }
3706
3707 if ((id23->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
3708 (id23->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
3709
3710 DEBUG(5, ("Attempting administrator password change (level 23) for user %s\n",
3711 pdb_get_username(pwd)));
3712
3713 if (!decode_pw_buffer(mem_ctx,
3714 id23->password.data,
3715 &plaintext_buf,
3716 &len,
3717 CH_UTF16)) {
3718 return NT_STATUS_WRONG_PASSWORD;
3719 }
3720
3721 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
3722 return NT_STATUS_ACCESS_DENIED;
3723 }
3724 }
3725
3726 copy_id23_to_sam_passwd(pwd, id23);
3727
3728 acct_ctrl = pdb_get_acct_ctrl(pwd);
3729
3730 /* if it's a trust account, don't update /etc/passwd */
3731 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
3732 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
3733 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
3734 DEBUG(5, ("Changing trust account. Not updating /etc/passwd\n"));
3735 } else if (plaintext_buf) {
3736 /* update the UNIX password */
3737 if (lp_unix_password_sync() ) {
3738 struct passwd *passwd;
3739 if (pdb_get_username(pwd) == NULL) {
3740 DEBUG(1, ("chgpasswd: User without name???\n"));
3741 return NT_STATUS_ACCESS_DENIED;
3742 }
3743
3744 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
3745 if (passwd == NULL) {
3746 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
3747 }
3748
3749 if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
3750 return NT_STATUS_ACCESS_DENIED;
3751 }
3752 TALLOC_FREE(passwd);
3753 }
3754 }
3755
3756 if (plaintext_buf) {
3757 memset(plaintext_buf, '\0', strlen(plaintext_buf));
3758 }
3759
3760 if (IS_SAM_CHANGED(pwd, PDB_GROUPSID) &&
3761 (!NT_STATUS_IS_OK(status = pdb_set_unix_primary_group(mem_ctx,
3762 pwd)))) {
3763 return status;
3764 }
3765
3766 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
3767 return status;
3768 }
3769
3770 return NT_STATUS_OK;
3771 }
3772
3773 /*******************************************************************
3774 set_user_info_pw
3775 ********************************************************************/
3776
3777 static bool set_user_info_pw(uint8 *pass, struct samu *pwd)
3778 {
3779 size_t len = 0;
3780 char *plaintext_buf = NULL;
3781 uint32 acct_ctrl;
3782
3783 DEBUG(5, ("Attempting administrator password change for user %s\n",
3784 pdb_get_username(pwd)));
3785
3786 acct_ctrl = pdb_get_acct_ctrl(pwd);
3787
3788 if (!decode_pw_buffer(talloc_tos(),
3789 pass,
3790 &plaintext_buf,
3791 &len,
3792 CH_UTF16)) {
3793 return False;
3794 }
3795
3796 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
3797 return False;
3798 }
3799
3800 /* if it's a trust account, don't update /etc/passwd */
3801 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
3802 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
3803 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
3804 DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
3805 } else {
3806 /* update the UNIX password */
3807 if (lp_unix_password_sync()) {
3808 struct passwd *passwd;
3809
3810 if (pdb_get_username(pwd) == NULL) {
3811 DEBUG(1, ("chgpasswd: User without name???\n"));
3812 return False;
3813 }
3814
3815 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
3816 if (passwd == NULL) {
3817 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
3818 }
3819
3820 if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
3821 return False;
3822 }
3823 TALLOC_FREE(passwd);
3824 }
3825 }
3826
3827 memset(plaintext_buf, '\0', strlen(plaintext_buf));
3828
3829 DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n"));
3830
3831 return True;
3832 }
3833
3834 /*******************************************************************
3835 set_user_info_24
3836 ********************************************************************/
3837
3838 static NTSTATUS set_user_info_24(TALLOC_CTX *mem_ctx,
3839 struct samr_UserInfo24 *id24,
3840 struct samu *pwd)
3841 {
3842 NTSTATUS status;
3843
3844 if (id24 == NULL) {
3845 DEBUG(5, ("set_user_info_24: NULL id24\n"));
3846 return NT_STATUS_INVALID_PARAMETER;
3847 }
3848
3849 if (!set_user_info_pw(id24->password.data, pwd)) {
3850 return NT_STATUS_WRONG_PASSWORD;
3851 }
3852
3853 copy_id24_to_sam_passwd(pwd, id24);
3854
3855 status = pdb_update_sam_account(pwd);
3856 if (!NT_STATUS_IS_OK(status)) {
3857 return status;
3858 }
3859
3860 return NT_STATUS_OK;
3861 }
3862
3863 /*******************************************************************
3864 set_user_info_25
3865 ********************************************************************/
3866
3867 static NTSTATUS set_user_info_25(TALLOC_CTX *mem_ctx,
3868 struct samr_UserInfo25 *id25,
3869 struct samu *pwd)
3870 {
3871 NTSTATUS status;
3872
3873 if (id25 == NULL) {
3874 DEBUG(5, ("set_user_info_25: NULL id25\n"));
3875 return NT_STATUS_INVALID_PARAMETER;
3876 }
3877
3878 if (id25->info.fields_present == 0) {
3879 return NT_STATUS_INVALID_PARAMETER;
3880 }
3881
3882 if (id25->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
3883 return NT_STATUS_ACCESS_DENIED;
3884 }
3885
3886 if ((id25->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
3887 (id25->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
3888
3889 if (!set_user_info_pw(id25->password.data, pwd)) {
3890 return NT_STATUS_WRONG_PASSWORD;
3891 }
3892 }
3893
3894 copy_id25_to_sam_passwd(pwd, id25);
3895
3896 /* write the change out */
3897 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
3898 return status;
3899 }
3900
3901 /*
3902 * We need to "pdb_update_sam_account" before the unix primary group
3903 * is set, because the idealx scripts would also change the
3904 * sambaPrimaryGroupSid using the ldap replace method. pdb_ldap uses
3905 * the delete explicit / add explicit, which would then fail to find
3906 * the previous primaryGroupSid value.
3907 */
3908
3909 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
3910 status = pdb_set_unix_primary_group(mem_ctx, pwd);
3911 if ( !NT_STATUS_IS_OK(status) ) {
3912 return status;
3913 }
3914 }
3915
3916 return NT_STATUS_OK;
3917 }
3918
3919 /*******************************************************************
3920 set_user_info_26
3921 ********************************************************************/
3922
3923 static NTSTATUS set_user_info_26(TALLOC_CTX *mem_ctx,
3924 struct samr_UserInfo26 *id26,
3925 struct samu *pwd)
3926 {
3927 NTSTATUS status;
3928
3929 if (id26 == NULL) {
3930 DEBUG(5, ("set_user_info_26: NULL id26\n"));
3931 return NT_STATUS_INVALID_PARAMETER;
3932 }
3933
3934 if (!set_user_info_pw(id26->password.data, pwd)) {
3935 return NT_STATUS_WRONG_PASSWORD;
3936 }
3937
3938 copy_id26_to_sam_passwd(pwd, id26);
3939
3940 status = pdb_update_sam_account(pwd);
3941 if (!NT_STATUS_IS_OK(status)) {
3942 return status;
3943 }
3944
3945 return NT_STATUS_OK;
3946 }
3947
3948
3949 /*******************************************************************
3950 samr_SetUserInfo
3951 ********************************************************************/
3952
3953 NTSTATUS _samr_SetUserInfo(pipes_struct *p,
3954 struct samr_SetUserInfo *r)
3955 {
3956 struct samr_user_info *uinfo;
3957 NTSTATUS status;
3958 struct samu *pwd = NULL;
3959 union samr_UserInfo *info = r->in.info;
3960 uint16_t switch_value = r->in.level;
3961 uint32_t acc_required;
3962 bool ret;
3963 bool has_enough_rights = False;
3964 uint32_t acb_info;
3965
3966 DEBUG(5,("_samr_SetUserInfo: %d\n", __LINE__));
3967
3968 /* This is tricky. A WinXP domain join sets
3969 (SAMR_USER_ACCESS_SET_PASSWORD|SAMR_USER_ACCESS_SET_ATTRIBUTES|SAMR_USER_ACCESS_GET_ATTRIBUTES)
3970 The MMC lusrmgr plugin includes these perms and more in the SamrOpenUser(). But the
3971 standard Win32 API calls just ask for SAMR_USER_ACCESS_SET_PASSWORD in the SamrOpenUser().
3972 This should be enough for levels 18, 24, 25,& 26. Info level 23 can set more so
3973 we'll use the set from the WinXP join as the basis. */
3974
3975 switch (switch_value) {
3976 case 18:
3977 case 24:
3978 case 25:
3979 case 26:
3980 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
3981 break;
3982 default:
3983 acc_required = SAMR_USER_ACCESS_SET_PASSWORD |
3984 SAMR_USER_ACCESS_SET_ATTRIBUTES |
3985 SAMR_USER_ACCESS_GET_ATTRIBUTES;
3986 break;
3987 }
3988
3989 uinfo = policy_handle_find(p, r->in.user_handle, acc_required, NULL,
3990 struct samr_user_info, &status);
3991 if (!NT_STATUS_IS_OK(status)) {
3992 return status;
3993 }
3994
3995 DEBUG(5, ("_samr_SetUserInfo: sid:%s, level:%d\n",
3996 sid_string_dbg(&uinfo->sid), switch_value));
3997
3998 if (info == NULL) {
3999 DEBUG(5, ("_samr_SetUserInfo: NULL info level\n"));
4000 return NT_STATUS_INVALID_INFO_CLASS;
4001 }
4002
4003 if (!(pwd = samu_new(NULL))) {
4004 return NT_STATUS_NO_MEMORY;
4005 }
4006
4007 become_root();
4008 ret = pdb_getsampwsid(pwd, &uinfo->sid);
4009 unbecome_root();
4010
4011 if (!ret) {
4012 TALLOC_FREE(pwd);
4013 return NT_STATUS_NO_SUCH_USER;
4014 }
4015
4016 /* deal with machine password changes differently from userinfo changes */
4017 /* check to see if we have the sufficient rights */
4018
4019 acb_info = pdb_get_acct_ctrl(pwd);
4020 if (acb_info & ACB_WSTRUST)
4021 has_enough_rights = user_has_privileges(p->server_info->ptok,
4022 &se_machine_account);
4023 else if (acb_info & ACB_NORMAL)
4024 has_enough_rights = user_has_privileges(p->server_info->ptok,
4025 &se_add_users);
4026 else if (acb_info & (ACB_SVRTRUST|ACB_DOMTRUST)) {
4027 if (lp_enable_privileges()) {
4028 has_enough_rights = nt_token_check_domain_rid(p->server_info->ptok,
4029 DOMAIN_GROUP_RID_ADMINS);
4030 }
4031 }
4032
4033 DEBUG(5, ("_samr_SetUserInfo: %s does%s possess sufficient rights\n",
4034 uidtoname(p->server_info->utok.uid),
4035 has_enough_rights ? "" : " not"));
4036
4037 /* ================ BEGIN SeMachineAccountPrivilege BLOCK ================ */
4038
4039 if (has_enough_rights) {
4040 become_root();
4041 }
4042
4043 /* ok! user info levels (lots: see MSDEV help), off we go... */
4044
4045 switch (switch_value) {
4046
4047 case 7:
4048 status = set_user_info_7(p->mem_ctx,
4049 &info->info7, pwd);
4050 break;
4051
4052 case 16:
4053 if (!set_user_info_16(&info->info16, pwd)) {
4054 status = NT_STATUS_ACCESS_DENIED;
4055 }
4056 break;
4057
4058 case 18:
4059 /* Used by AS/U JRA. */
4060 status = set_user_info_18(&info->info18,
4061 p->mem_ctx,
4062 &p->server_info->user_session_key,
4063 pwd);
4064 break;
4065
4066 case 20:
4067 if (!set_user_info_20(&info->info20, pwd)) {
4068 status = NT_STATUS_ACCESS_DENIED;
4069 }
4070 break;
4071
4072 case 21:
4073 status = set_user_info_21(&info->info21,
4074 p->mem_ctx,
4075 &p->server_info->user_session_key,
4076 pwd);
4077 break;
4078
4079 case 23:
4080 if (!p->server_info->user_session_key.length) {
4081 status = NT_STATUS_NO_USER_SESSION_KEY;
4082 }
4083 arcfour_crypt_blob(info->info23.password.data, 516,
4084 &p->server_info->user_session_key);
4085
4086 dump_data(100, info->info23.password.data, 516);
4087
4088 status = set_user_info_23(p->mem_ctx,
4089 &info->info23, pwd);
4090 break;
4091
4092 case 24:
4093 if (!p->server_info->user_session_key.length) {
4094 status = NT_STATUS_NO_USER_SESSION_KEY;
4095 }
4096 arcfour_crypt_blob(info->info24.password.data,
4097 516,
4098 &p->server_info->user_session_key);
4099
4100 dump_data(100, info->info24.password.data, 516);
4101
4102 status = set_user_info_24(p->mem_ctx,
4103 &info->info24, pwd);
4104 break;
4105
4106 case 25:
4107 if (!p->server_info->user_session_key.length) {
4108 status = NT_STATUS_NO_USER_SESSION_KEY;
4109 }
4110 encode_or_decode_arc4_passwd_buffer(
4111 info->info25.password.data,
4112 &p->server_info->user_session_key);
4113
4114 dump_data(100, info->info25.password.data, 532);
4115
4116 status = set_user_info_25(p->mem_ctx,
4117 &info->info25, pwd);
4118 break;
4119
4120 case 26:
4121 if (!p->server_info->user_session_key.length) {
4122 status = NT_STATUS_NO_USER_SESSION_KEY;
4123 }
4124 encode_or_decode_arc4_passwd_buffer(
4125 info->info26.password.data,
4126 &p->server_info->user_session_key);
4127
4128 dump_data(100, info->info26.password.data, 516);
4129
4130 status = set_user_info_26(p->mem_ctx,
4131 &info->info26, pwd);
4132 break;
4133
4134 default:
4135 status = NT_STATUS_INVALID_INFO_CLASS;
4136 }
4137
4138 TALLOC_FREE(pwd);
4139
4140 if (has_enough_rights) {
4141 unbecome_root();
4142 }
4143
4144 /* ================ END SeMachineAccountPrivilege BLOCK ================ */
4145
4146 if (NT_STATUS_IS_OK(status)) {
4147 force_flush_samr_cache(&uinfo->sid);
4148 }
4149
4150 return status;
4151 }
4152
4153 /*******************************************************************
4154 _samr_SetUserInfo2
4155 ********************************************************************/
4156
4157 NTSTATUS _samr_SetUserInfo2(pipes_struct *p,
4158 struct samr_SetUserInfo2 *r)
4159 {
4160 struct samr_SetUserInfo q;
4161
4162 q.in.user_handle = r->in.user_handle;
4163 q.in.level = r->in.level;
4164 q.in.info = r->in.info;
4165
4166 return _samr_SetUserInfo(p, &q);
4167 }
4168
4169 /*********************************************************************
4170 _samr_GetAliasMembership
4171 *********************************************************************/
4172
4173 NTSTATUS _samr_GetAliasMembership(pipes_struct *p,
4174 struct samr_GetAliasMembership *r)
4175 {
4176 size_t num_alias_rids;
4177 uint32 *alias_rids;
4178 struct samr_domain_info *dinfo;
4179 size_t i;
4180
4181 NTSTATUS status;
4182
4183 DOM_SID *members;
4184
4185 DEBUG(5,("_samr_GetAliasMembership: %d\n", __LINE__));
4186
4187 dinfo = policy_handle_find(p, r->in.domain_handle,
4188 SAMR_DOMAIN_ACCESS_LOOKUP_ALIAS
4189 | SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
4190 struct samr_domain_info, &status);
4191 if (!NT_STATUS_IS_OK(status)) {
4192 return status;
4193 }
4194
4195 if (!sid_check_is_domain(&dinfo->sid) &&
4196 !sid_check_is_builtin(&dinfo->sid))
4197 return NT_STATUS_OBJECT_TYPE_MISMATCH;
4198
4199 if (r->in.sids->num_sids) {
4200 members = TALLOC_ARRAY(p->mem_ctx, DOM_SID, r->in.sids->num_sids);
4201
4202 if (members == NULL)
4203 return NT_STATUS_NO_MEMORY;
4204 } else {
4205 members = NULL;
4206 }
4207
4208 for (i=0; i<r->in.sids->num_sids; i++)
4209 sid_copy(&members[i], r->in.sids->sids[i].sid);
4210
4211 alias_rids = NULL;
4212 num_alias_rids = 0;
4213
4214 become_root();
4215 status = pdb_enum_alias_memberships(p->mem_ctx, &dinfo->sid, members,
4216 r->in.sids->num_sids,
4217 &alias_rids, &num_alias_rids);
4218 unbecome_root();
4219
4220 if (!NT_STATUS_IS_OK(status)) {
4221 return status;
4222 }
4223
4224 r->out.rids->count = num_alias_rids;
4225 r->out.rids->ids = alias_rids;
4226
4227 return NT_STATUS_OK;
4228 }
4229
4230 /*********************************************************************
4231 _samr_GetMembersInAlias
4232 *********************************************************************/
4233
4234 NTSTATUS _samr_GetMembersInAlias(pipes_struct *p,
4235 struct samr_GetMembersInAlias *r)
4236 {
4237 struct samr_alias_info *ainfo;
4238 NTSTATUS status;
4239 size_t i;
4240 size_t num_sids = 0;
4241 struct lsa_SidPtr *sids = NULL;
4242 DOM_SID *pdb_sids = NULL;
4243
4244 ainfo = policy_handle_find(p, r->in.alias_handle,
4245 SAMR_ALIAS_ACCESS_GET_MEMBERS, NULL,
4246 struct samr_alias_info, &status);
4247 if (!NT_STATUS_IS_OK(status)) {
4248 return status;
4249 }
4250
4251 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
4252
4253 become_root();
4254 status = pdb_enum_aliasmem(&ainfo->sid, &pdb_sids, &num_sids);
4255 unbecome_root();
4256
4257 if (!NT_STATUS_IS_OK(status)) {
4258 return status;
4259 }
4260
4261 if (num_sids) {
4262 sids = TALLOC_ZERO_ARRAY(p->mem_ctx, struct lsa_SidPtr, num_sids);
4263 if (sids == NULL) {
4264 TALLOC_FREE(pdb_sids);
4265 return NT_STATUS_NO_MEMORY;
4266 }
4267 }
4268
4269 for (i = 0; i < num_sids; i++) {
4270 sids[i].sid = sid_dup_talloc(p->mem_ctx, &pdb_sids[i]);
4271 if (!sids[i].sid) {
4272 TALLOC_FREE(pdb_sids);
4273 return NT_STATUS_NO_MEMORY;
4274 }
4275 }
4276
4277 r->out.sids->num_sids = num_sids;
4278 r->out.sids->sids = sids;
4279
4280 TALLOC_FREE(pdb_sids);
4281
4282 return NT_STATUS_OK;
4283 }
4284
4285 /*********************************************************************
4286 _samr_QueryGroupMember
4287 *********************************************************************/
4288
4289 NTSTATUS _samr_QueryGroupMember(pipes_struct *p,
4290 struct samr_QueryGroupMember *r)
4291 {
4292 struct samr_group_info *ginfo;
4293 size_t i, num_members;
4294
4295 uint32 *rid=NULL;
4296 uint32 *attr=NULL;
4297
4298 NTSTATUS status;
4299 struct samr_RidTypeArray *rids = NULL;
4300
4301 ginfo = policy_handle_find(p, r->in.group_handle,
4302 SAMR_GROUP_ACCESS_GET_MEMBERS, NULL,
4303 struct samr_group_info, &status);
4304 if (!NT_STATUS_IS_OK(status)) {
4305 return status;
4306 }
4307
4308 rids = TALLOC_ZERO_P(p->mem_ctx, struct samr_RidTypeArray);
4309 if (!rids) {
4310 return NT_STATUS_NO_MEMORY;
4311 }
4312
4313 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
4314
4315 if (!sid_check_is_in_our_domain(&ginfo->sid)) {
4316 DEBUG(3, ("sid %s is not in our domain\n",
4317 sid_string_dbg(&ginfo->sid)));
4318 return NT_STATUS_NO_SUCH_GROUP;
4319 }
4320
4321 DEBUG(10, ("lookup on Domain SID\n"));
4322
4323 become_root();
4324 status = pdb_enum_group_members(p->mem_ctx, &ginfo->sid,
4325 &rid, &num_members);
4326 unbecome_root();
4327
4328 if (!NT_STATUS_IS_OK(status))
4329 return status;
4330
4331 if (num_members) {
4332 attr=TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_members);
4333 if (attr == NULL) {
4334 return NT_STATUS_NO_MEMORY;
4335 }
4336 } else {
4337 attr = NULL;
4338 }
4339
4340 for (i=0; i<num_members; i++)
4341 attr[i] = SID_NAME_USER;
4342
4343 rids->count = num_members;
4344 rids->types = attr;
4345 rids->rids = rid;
4346
4347 *r->out.rids = rids;
4348
4349 return NT_STATUS_OK;
4350 }
4351
4352 /*********************************************************************
4353 _samr_AddAliasMember
4354 *********************************************************************/
4355
4356 NTSTATUS _samr_AddAliasMember(pipes_struct *p,
4357 struct samr_AddAliasMember *r)
4358 {
4359 struct samr_alias_info *ainfo;
4360 SE_PRIV se_rights;
4361 bool can_add_accounts;
4362 NTSTATUS status;
4363
4364 ainfo = policy_handle_find(p, r->in.alias_handle,
4365 SAMR_ALIAS_ACCESS_ADD_MEMBER, NULL,
4366 struct samr_alias_info, &status);
4367 if (!NT_STATUS_IS_OK(status)) {
4368 return status;
4369 }
4370
4371 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
4372
4373 se_priv_copy( &se_rights, &se_add_users );
4374 can_add_accounts = user_has_privileges( p->server_info->ptok, &se_rights );
4375
4376 /******** BEGIN SeAddUsers BLOCK *********/
4377
4378 if ( can_add_accounts )
4379 become_root();
4380
4381 status = pdb_add_aliasmem(&ainfo->sid, r->in.sid);
4382
4383 if ( can_add_accounts )
4384 unbecome_root();
4385
4386 /******** END SeAddUsers BLOCK *********/
4387
4388 if (NT_STATUS_IS_OK(status)) {
4389 force_flush_samr_cache(&ainfo->sid);
4390 }
4391
4392 return status;
4393 }
4394
4395 /*********************************************************************
4396 _samr_DeleteAliasMember
4397 *********************************************************************/
4398
4399 NTSTATUS _samr_DeleteAliasMember(pipes_struct *p,
4400 struct samr_DeleteAliasMember *r)
4401 {
4402 struct samr_alias_info *ainfo;
4403 SE_PRIV se_rights;
4404 bool can_add_accounts;
4405 NTSTATUS status;
4406
4407 ainfo = policy_handle_find(p, r->in.alias_handle,
4408 SAMR_ALIAS_ACCESS_REMOVE_MEMBER, NULL,
4409 struct samr_alias_info, &status);
4410 if (!NT_STATUS_IS_OK(status)) {
4411 return status;
4412 }
4413
4414 DEBUG(10, ("_samr_del_aliasmem:sid is %s\n",
4415 sid_string_dbg(&ainfo->sid)));
4416
4417 se_priv_copy( &se_rights, &se_add_users );
4418 can_add_accounts = user_has_privileges( p->server_info->ptok, &se_rights );
4419
4420 /******** BEGIN SeAddUsers BLOCK *********/
4421
4422 if ( can_add_accounts )
4423 become_root();
4424
4425 status = pdb_del_aliasmem(&ainfo->sid, r->in.sid);
4426
4427 if ( can_add_accounts )
4428 unbecome_root();
4429
4430 /******** END SeAddUsers BLOCK *********/
4431
4432 if (NT_STATUS_IS_OK(status)) {
4433 force_flush_samr_cache(&ainfo->sid);
4434 }
4435
4436 return status;
4437 }
4438
4439 /*********************************************************************
4440 _samr_AddGroupMember
4441 *********************************************************************/
4442
4443 NTSTATUS _samr_AddGroupMember(pipes_struct *p,
4444 struct samr_AddGroupMember *r)
4445 {
4446 struct samr_group_info *ginfo;
4447 NTSTATUS status;
4448 uint32 group_rid;
4449 SE_PRIV se_rights;
4450 bool can_add_accounts;
4451
4452 ginfo = policy_handle_find(p, r->in.group_handle,
4453 SAMR_GROUP_ACCESS_ADD_MEMBER, NULL,
4454 struct samr_group_info, &status);
4455 if (!NT_STATUS_IS_OK(status)) {
4456 return status;
4457 }
4458
4459 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
4460
4461 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
4462 &group_rid)) {
4463 return NT_STATUS_INVALID_HANDLE;
4464 }
4465
4466 se_priv_copy( &se_rights, &se_add_users );
4467 can_add_accounts = user_has_privileges( p->server_info->ptok, &se_rights );
4468
4469 /******** BEGIN SeAddUsers BLOCK *********/
4470
4471 if ( can_add_accounts )
4472 become_root();
4473
4474 status = pdb_add_groupmem(p->mem_ctx, group_rid, r->in.rid);
4475
4476 if ( can_add_accounts )
4477 unbecome_root();
4478
4479 /******** END SeAddUsers BLOCK *********/
4480
4481 force_flush_samr_cache(&ginfo->sid);
4482
4483 return status;
4484 }
4485
4486 /*********************************************************************
4487 _samr_DeleteGroupMember
4488 *********************************************************************/
4489
4490 NTSTATUS _samr_DeleteGroupMember(pipes_struct *p,
4491 struct samr_DeleteGroupMember *r)
4492
4493 {
4494 struct samr_group_info *ginfo;
4495 NTSTATUS status;
4496 uint32 group_rid;
4497 SE_PRIV se_rights;
4498 bool can_add_accounts;
4499
4500 /*
4501 * delete the group member named r->in.rid
4502 * who is a member of the sid associated with the handle
4503 * the rid is a user's rid as the group is a domain group.
4504 */
4505
4506 ginfo = policy_handle_find(p, r->in.group_handle,
4507 SAMR_GROUP_ACCESS_REMOVE_MEMBER, NULL,
4508 struct samr_group_info, &status);
4509 if (!NT_STATUS_IS_OK(status)) {
4510 return status;
4511 }
4512
4513 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
4514 &group_rid)) {
4515 return NT_STATUS_INVALID_HANDLE;
4516 }
4517
4518 se_priv_copy( &se_rights, &se_add_users );
4519 can_add_accounts = user_has_privileges( p->server_info->ptok, &se_rights );
4520
4521 /******** BEGIN SeAddUsers BLOCK *********/
4522
4523 if ( can_add_accounts )
4524 become_root();
4525
4526 status = pdb_del_groupmem(p->mem_ctx, group_rid, r->in.rid);
4527
4528 if ( can_add_accounts )
4529 unbecome_root();
4530
4531 /******** END SeAddUsers BLOCK *********/
4532
4533 force_flush_samr_cache(&ginfo->sid);
4534
4535 return status;
4536 }
4537
4538 /*********************************************************************
4539 _samr_DeleteUser
4540 *********************************************************************/
4541
4542 NTSTATUS _samr_DeleteUser(pipes_struct *p,
4543 struct samr_DeleteUser *r)
4544 {
4545 struct samr_user_info *uinfo;
4546 NTSTATUS status;
4547 struct samu *sam_pass=NULL;
4548 bool can_add_accounts;
4549 uint32 acb_info;
4550 bool ret;
4551
4552 DEBUG(5, ("_samr_DeleteUser: %d\n", __LINE__));
4553
4554 uinfo = policy_handle_find(p, r->in.user_handle,
4555 STD_RIGHT_DELETE_ACCESS, NULL,
4556 struct samr_user_info, &status);
4557 if (!NT_STATUS_IS_OK(status)) {
4558 return status;
4559 }
4560
4561 if (!sid_check_is_in_our_domain(&uinfo->sid))
4562 return NT_STATUS_CANNOT_DELETE;
4563
4564 /* check if the user exists before trying to delete */
4565 if ( !(sam_pass = samu_new( NULL )) ) {
4566 return NT_STATUS_NO_MEMORY;
4567 }
4568
4569 become_root();
4570 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
4571 unbecome_root();
4572
4573 if( !ret ) {
4574 DEBUG(5,("_samr_DeleteUser: User %s doesn't exist.\n",
4575 sid_string_dbg(&uinfo->sid)));
4576 TALLOC_FREE(sam_pass);
4577 return NT_STATUS_NO_SUCH_USER;
4578 }
4579
4580 acb_info = pdb_get_acct_ctrl(sam_pass);
4581
4582 /* For machine accounts it's the SeMachineAccountPrivilege that counts. */
4583 if ( acb_info & ACB_WSTRUST ) {
4584 can_add_accounts = user_has_privileges( p->server_info->ptok, &se_machine_account );
4585 } else {
4586 can_add_accounts = user_has_privileges( p->server_info->ptok, &se_add_users );
4587 }
4588
4589 /******** BEGIN SeAddUsers BLOCK *********/
4590
4591 if ( can_add_accounts )
4592 become_root();
4593
4594 status = pdb_delete_user(p->mem_ctx, sam_pass);
4595
4596 if ( can_add_accounts )
4597 unbecome_root();
4598
4599 /******** END SeAddUsers BLOCK *********/
4600
4601 if ( !NT_STATUS_IS_OK(status) ) {
4602 DEBUG(5,("_samr_DeleteUser: Failed to delete entry for "
4603 "user %s: %s.\n", pdb_get_username(sam_pass),
4604 nt_errstr(status)));
4605 TALLOC_FREE(sam_pass);
4606 return status;
4607 }
4608
4609
4610 TALLOC_FREE(sam_pass);
4611
4612 if (!close_policy_hnd(p, r->in.user_handle))
4613 return NT_STATUS_OBJECT_NAME_INVALID;
4614
4615 ZERO_STRUCTP(r->out.user_handle);
4616
4617 force_flush_samr_cache(&uinfo->sid);
4618
4619 return NT_STATUS_OK;
4620 }
4621
4622 /*********************************************************************
4623 _samr_DeleteDomainGroup
4624 *********************************************************************/
4625
4626 NTSTATUS _samr_DeleteDomainGroup(pipes_struct *p,
4627 struct samr_DeleteDomainGroup *r)
4628 {
4629 struct samr_group_info *ginfo;
4630 NTSTATUS status;
4631 uint32 group_rid;
4632 SE_PRIV se_rights;
4633 bool can_add_accounts;
4634
4635 DEBUG(5, ("samr_DeleteDomainGroup: %d\n", __LINE__));
4636
4637 ginfo = policy_handle_find(p, r->in.group_handle,
4638 STD_RIGHT_DELETE_ACCESS, NULL,
4639 struct samr_group_info, &status);
4640 if (!NT_STATUS_IS_OK(status)) {
4641 return status;
4642 }
4643
4644 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
4645
4646 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
4647 &group_rid)) {
4648 return NT_STATUS_NO_SUCH_GROUP;
4649 }
4650
4651 se_priv_copy( &se_rights, &se_add_users );
4652 can_add_accounts = user_has_privileges( p->server_info->ptok, &se_rights );
4653
4654 /******** BEGIN SeAddUsers BLOCK *********/
4655
4656 if ( can_add_accounts )
4657 become_root();
4658
4659 status = pdb_delete_dom_group(p->mem_ctx, group_rid);
4660
4661 if ( can_add_accounts )
4662 unbecome_root();
4663
4664 /******** END SeAddUsers BLOCK *********/
4665
4666 if ( !NT_STATUS_IS_OK(status) ) {
4667 DEBUG(5,("_samr_DeleteDomainGroup: Failed to delete mapping "
4668 "entry for group %s: %s\n",
4669 sid_string_dbg(&ginfo->sid),
4670 nt_errstr(status)));
4671 return status;
4672 }
4673
4674 if (!close_policy_hnd(p, r->in.group_handle))
4675 return NT_STATUS_OBJECT_NAME_INVALID;
4676
4677 force_flush_samr_cache(&ginfo->sid);
4678
4679 return NT_STATUS_OK;
4680 }
4681
4682 /*********************************************************************
4683 _samr_DeleteDomAlias
4684 *********************************************************************/
4685
4686 NTSTATUS _samr_DeleteDomAlias(pipes_struct *p,
4687 struct samr_DeleteDomAlias *r)
4688 {
4689 struct samr_alias_info *ainfo;
4690 SE_PRIV se_rights;
4691 bool can_add_accounts;
4692 NTSTATUS status;
4693
4694 DEBUG(5, ("_samr_DeleteDomAlias: %d\n", __LINE__));
4695
4696 ainfo = policy_handle_find(p, r->in.alias_handle,
4697 STD_RIGHT_DELETE_ACCESS, NULL,
4698 struct samr_alias_info, &status);
4699 if (!NT_STATUS_IS_OK(status)) {
4700 return status;
4701 }
4702
4703 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
4704
4705 /* Don't let Windows delete builtin groups */
4706
4707 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
4708 return NT_STATUS_SPECIAL_ACCOUNT;
4709 }
4710
4711 if (!sid_check_is_in_our_domain(&ainfo->sid))
4712 return NT_STATUS_NO_SUCH_ALIAS;
4713
4714 DEBUG(10, ("lookup on Local SID\n"));
4715
4716 se_priv_copy( &se_rights, &se_add_users );
4717 can_add_accounts = user_has_privileges( p->server_info->ptok, &se_rights );
4718
4719 /******** BEGIN SeAddUsers BLOCK *********/
4720
4721 if ( can_add_accounts )
4722 become_root();
4723
4724 /* Have passdb delete the alias */
4725 status = pdb_delete_alias(&ainfo->sid);
4726
4727 if ( can_add_accounts )
4728 unbecome_root();
4729
4730 /******** END SeAddUsers BLOCK *********/
4731
4732 if ( !NT_STATUS_IS_OK(status))
4733 return status;
4734
4735 if (!close_policy_hnd(p, r->in.alias_handle))
4736 return NT_STATUS_OBJECT_NAME_INVALID;
4737
4738 force_flush_samr_cache(&ainfo->sid);
4739
4740 return NT_STATUS_OK;
4741 }
4742
4743 /*********************************************************************
4744 _samr_CreateDomainGroup
4745 *********************************************************************/
4746
4747 NTSTATUS _samr_CreateDomainGroup(pipes_struct *p,
4748 struct samr_CreateDomainGroup *r)
4749
4750 {
4751 NTSTATUS status;
4752 const char *name;
4753 struct samr_domain_info *dinfo;
4754 struct samr_group_info *ginfo;
4755 SE_PRIV se_rights;
4756 bool can_add_accounts;
4757
4758 dinfo = policy_handle_find(p, r->in.domain_handle,
4759 SAMR_DOMAIN_ACCESS_CREATE_GROUP, NULL,
4760 struct samr_domain_info, &status);
4761 if (!NT_STATUS_IS_OK(status)) {
4762 return status;
4763 }
4764
4765 if (!sid_equal(&dinfo->sid, get_global_sam_sid()))
4766 return NT_STATUS_ACCESS_DENIED;
4767
4768 name = r->in.name->string;
4769 if (name == NULL) {
4770 return NT_STATUS_NO_MEMORY;
4771 }
4772
4773 status = can_create(p->mem_ctx, name);
4774 if (!NT_STATUS_IS_OK(status)) {
4775 return status;
4776 }
4777
4778 se_priv_copy( &se_rights, &se_add_users );
4779 can_add_accounts = user_has_privileges( p->server_info->ptok, &se_rights );
4780
4781 /******** BEGIN SeAddUsers BLOCK *********/
4782
4783 if ( can_add_accounts )
4784 become_root();
4785
4786 /* check that we successfully create the UNIX group */
4787
4788 status = pdb_create_dom_group(p->mem_ctx, name, r->out.rid);
4789
4790 if ( can_add_accounts )
4791 unbecome_root();
4792
4793 /******** END SeAddUsers BLOCK *********/
4794
4795 /* check if we should bail out here */
4796
4797 if ( !NT_STATUS_IS_OK(status) )
4798 return status;
4799
4800 ginfo = policy_handle_create(p, r->out.group_handle,
4801 GENERIC_RIGHTS_GROUP_ALL_ACCESS,
4802 struct samr_group_info, &status);
4803 if (!NT_STATUS_IS_OK(status)) {
4804 return status;
4805 }
4806 sid_compose(&ginfo->sid, &dinfo->sid, *r->out.rid);
4807
4808 force_flush_samr_cache(&dinfo->sid);
4809
4810 return NT_STATUS_OK;
4811 }
4812
4813 /*********************************************************************
4814 _samr_CreateDomAlias
4815 *********************************************************************/
4816
4817 NTSTATUS _samr_CreateDomAlias(pipes_struct *p,
4818 struct samr_CreateDomAlias *r)
4819 {
4820 DOM_SID info_sid;
4821 const char *name = NULL;
4822 struct samr_domain_info *dinfo;
4823 struct samr_alias_info *ainfo;
4824 gid_t gid;
4825 NTSTATUS result;
4826 SE_PRIV se_rights;
4827 bool can_add_accounts;
4828
4829 dinfo = policy_handle_find(p, r->in.domain_handle,
4830 SAMR_DOMAIN_ACCESS_CREATE_ALIAS, NULL,
4831 struct samr_domain_info, &result);
4832 if (!NT_STATUS_IS_OK(result)) {
4833 return result;
4834 }
4835
4836 if (!sid_equal(&dinfo->sid, get_global_sam_sid()))
4837 return NT_STATUS_ACCESS_DENIED;
4838
4839 name = r->in.alias_name->string;
4840
4841 se_priv_copy( &se_rights, &se_add_users );
4842 can_add_accounts = user_has_privileges( p->server_info->ptok, &se_rights );
4843
4844 result = can_create(p->mem_ctx, name);
4845 if (!NT_STATUS_IS_OK(result)) {
4846 return result;
4847 }
4848
4849 /******** BEGIN SeAddUsers BLOCK *********/
4850
4851 if ( can_add_accounts )
4852 become_root();
4853
4854 /* Have passdb create the alias */
4855 result = pdb_create_alias(name, r->out.rid);
4856
4857 if ( can_add_accounts )
4858 unbecome_root();
4859
4860 /******** END SeAddUsers BLOCK *********/
4861
4862 if (!NT_STATUS_IS_OK(result)) {
4863 DEBUG(10, ("pdb_create_alias failed: %s\n",
4864 nt_errstr(result)));
4865 return result;
4866 }
4867
4868 sid_compose(&info_sid, &dinfo->sid, *r->out.rid);
4869
4870 if (!sid_to_gid(&info_sid, &gid)) {
4871 DEBUG(10, ("Could not find alias just created\n"));
4872 return NT_STATUS_ACCESS_DENIED;
4873 }
4874
4875 /* check if the group has been successfully created */
4876 if ( getgrgid(gid) == NULL ) {
4877 DEBUG(10, ("getgrgid(%d) of just created alias failed\n",
4878 gid));
4879 return NT_STATUS_ACCESS_DENIED;
4880 }
4881
4882 ainfo = policy_handle_create(p, r->out.alias_handle,
4883 GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
4884 struct samr_alias_info, &result);
4885 if (!NT_STATUS_IS_OK(result)) {
4886 return result;
4887 }
4888 ainfo->sid = info_sid;
4889
4890 force_flush_samr_cache(&info_sid);
4891
4892 return NT_STATUS_OK;
4893 }
4894
4895 /*********************************************************************
4896 _samr_QueryGroupInfo
4897 *********************************************************************/
4898
4899 NTSTATUS _samr_QueryGroupInfo(pipes_struct *p,
4900 struct samr_QueryGroupInfo *r)
4901 {
4902 struct samr_group_info *ginfo;
4903 NTSTATUS status;
4904 GROUP_MAP map;
4905 union samr_GroupInfo *info = NULL;
4906 bool ret;
4907 uint32_t attributes = SE_GROUP_MANDATORY |
4908 SE_GROUP_ENABLED_BY_DEFAULT |
4909 SE_GROUP_ENABLED;
4910 const char *group_name = NULL;
4911 const char *group_description = NULL;
4912
4913 ginfo = policy_handle_find(p, r->in.group_handle,
4914 SAMR_GROUP_ACCESS_LOOKUP_INFO, NULL,
4915 struct samr_group_info, &status);
4916 if (!NT_STATUS_IS_OK(status)) {
4917 return status;
4918 }
4919
4920 become_root();
4921 ret = get_domain_group_from_sid(ginfo->sid, &map);
4922 unbecome_root();
4923 if (!ret)
4924 return NT_STATUS_INVALID_HANDLE;
4925
4926 /* FIXME: map contains fstrings */
4927 group_name = talloc_strdup(r, map.nt_name);
4928 group_description = talloc_strdup(r, map.comment);
4929
4930 info = TALLOC_ZERO_P(p->mem_ctx, union samr_GroupInfo);
4931 if (!info) {
4932 return NT_STATUS_NO_MEMORY;
4933 }
4934
4935 switch (r->in.level) {
4936 case 1: {
4937 uint32 *members;
4938 size_t num_members;
4939
4940 become_root();
4941 status = pdb_enum_group_members(
4942 p->mem_ctx, &ginfo->sid, &members,
4943 &num_members);
4944 unbecome_root();
4945
4946 if (!NT_STATUS_IS_OK(status)) {
4947 return status;
4948 }
4949
4950 info->all.name.string = group_name;
4951 info->all.attributes = attributes;
4952 info->all.num_members = num_members;
4953 info->all.description.string = group_description;
4954 break;
4955 }
4956 case 2:
4957 info->name.string = group_name;
4958 break;
4959 case 3:
4960 info->attributes.attributes = attributes;
4961 break;
4962 case 4:
4963 info->description.string = group_description;
4964 break;
4965 case 5: {
4966 /*
4967 uint32 *members;
4968 size_t num_members;
4969 */
4970
4971 /*
4972 become_root();
4973 status = pdb_enum_group_members(
4974 p->mem_ctx, &ginfo->sid, &members,
4975 &num_members);
4976 unbecome_root();
4977
4978 if (!NT_STATUS_IS_OK(status)) {
4979 return status;
4980 }
4981 */
4982 info->all2.name.string = group_name;
4983 info->all2.attributes = attributes;
4984 info->all2.num_members = 0; /* num_members - in w2k3 this is always 0 */
4985 info->all2.description.string = group_description;
4986
4987 break;
4988 }
4989 default:
4990 return NT_STATUS_INVALID_INFO_CLASS;
4991 }
4992
4993 *r->out.info = info;
4994
4995 return NT_STATUS_OK;
4996 }
4997
4998 /*********************************************************************
4999 _samr_SetGroupInfo
5000 *********************************************************************/
5001
5002 NTSTATUS _samr_SetGroupInfo(pipes_struct *p,
5003 struct samr_SetGroupInfo *r)
5004 {
5005 struct samr_group_info *ginfo;
5006 GROUP_MAP map;
5007 NTSTATUS status;
5008 bool ret;
5009 bool can_mod_accounts;
5010
5011 ginfo = policy_handle_find(p, r->in.group_handle,
5012 SAMR_GROUP_ACCESS_SET_INFO, NULL,
5013 struct samr_group_info, &status);
5014 if (!NT_STATUS_IS_OK(status)) {
5015 return status;
5016 }
5017
5018 become_root();
5019 ret = get_domain_group_from_sid(ginfo->sid, &map);
5020 unbecome_root();
5021 if (!ret)
5022 return NT_STATUS_NO_SUCH_GROUP;
5023
5024 switch (r->in.level) {
5025 case 1:
5026 fstrcpy(map.comment, r->in.info->all.description.string);
5027 break;
5028 case 2:
5029 /* group rename is not supported yet */
5030 return NT_STATUS_NOT_SUPPORTED;
5031 case 4:
5032 fstrcpy(map.comment, r->in.info->description.string);
5033 break;
5034 default:
5035 return NT_STATUS_INVALID_INFO_CLASS;
5036 }
5037
5038 can_mod_accounts = user_has_privileges( p->server_info->ptok, &se_add_users );
5039
5040 /******** BEGIN SeAddUsers BLOCK *********/
5041
5042 if ( can_mod_accounts )
5043 become_root();
5044
5045 status = pdb_update_group_mapping_entry(&map);
5046
5047 if ( can_mod_accounts )
5048 unbecome_root();
5049
5050 /******** End SeAddUsers BLOCK *********/
5051
5052 if (NT_STATUS_IS_OK(status)) {
5053 force_flush_samr_cache(&ginfo->sid);
5054 }
5055
5056 return status;
5057 }
5058
5059 /*********************************************************************
5060 _samr_SetAliasInfo
5061 *********************************************************************/
5062
5063 NTSTATUS _samr_SetAliasInfo(pipes_struct *p,
5064 struct samr_SetAliasInfo *r)
5065 {
5066 struct samr_alias_info *ainfo;
5067 struct acct_info info;
5068 bool can_mod_accounts;
5069 NTSTATUS status;
5070
5071 ainfo = policy_handle_find(p, r->in.alias_handle,
5072 SAMR_ALIAS_ACCESS_SET_INFO, NULL,
5073 struct samr_alias_info, &status);
5074 if (!NT_STATUS_IS_OK(status)) {
5075 return status;
5076 }
5077
5078 /* get the current group information */
5079
5080 become_root();
5081 status = pdb_get_aliasinfo( &ainfo->sid, &info );
5082 unbecome_root();
5083
5084 if ( !NT_STATUS_IS_OK(status))
5085 return status;
5086
5087 switch (r->in.level) {
5088 case ALIASINFONAME:
5089 {
5090 fstring group_name;
5091
5092 /* We currently do not support renaming groups in the
5093 the BUILTIN domain. Refer to util_builtin.c to understand
5094 why. The eventually needs to be fixed to be like Windows
5095 where you can rename builtin groups, just not delete them */
5096
5097 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
5098 return NT_STATUS_SPECIAL_ACCOUNT;
5099 }
5100
5101 /* There has to be a valid name (and it has to be different) */
5102
5103 if ( !r->in.info->name.string )
5104 return NT_STATUS_INVALID_PARAMETER;
5105
5106 /* If the name is the same just reply "ok". Yes this
5107 doesn't allow you to change the case of a group name. */
5108
5109 if ( strequal( r->in.info->name.string, info.acct_name ) )
5110 return NT_STATUS_OK;
5111
5112 fstrcpy( info.acct_name, r->in.info->name.string);
5113
5114 /* make sure the name doesn't already exist as a user
5115 or local group */
5116
5117 fstr_sprintf( group_name, "%s\\%s", global_myname(), info.acct_name );
5118 status = can_create( p->mem_ctx, group_name );
5119 if ( !NT_STATUS_IS_OK( status ) )
5120 return status;
5121 break;
5122 }
5123 case ALIASINFODESCRIPTION:
5124 if (r->in.info->description.string) {
5125 fstrcpy(info.acct_desc,
5126 r->in.info->description.string);
5127 } else {
5128 fstrcpy( info.acct_desc, "" );
5129 }
5130 break;
5131 default:
5132 return NT_STATUS_INVALID_INFO_CLASS;
5133 }
5134
5135 can_mod_accounts = user_has_privileges( p->server_info->ptok, &se_add_users );
5136
5137 /******** BEGIN SeAddUsers BLOCK *********/
5138
5139 if ( can_mod_accounts )
5140 become_root();
5141
5142 status = pdb_set_aliasinfo( &ainfo->sid, &info );
5143
5144 if ( can_mod_accounts )
5145 unbecome_root();
5146
5147 /******** End SeAddUsers BLOCK *********/
5148
5149 if (NT_STATUS_IS_OK(status))
5150 force_flush_samr_cache(&ainfo->sid);
5151
5152 return status;
5153 }
5154
5155 /****************************************************************
5156 _samr_GetDomPwInfo
5157 ****************************************************************/
5158
5159 NTSTATUS _samr_GetDomPwInfo(pipes_struct *p,
5160 struct samr_GetDomPwInfo *r)
5161 {
5162 uint32_t min_password_length = 0;
5163 uint32_t password_properties = 0;
5164
5165 /* Perform access check. Since this rpc does not require a
5166 policy handle it will not be caught by the access checks on
5167 SAMR_CONNECT or SAMR_CONNECT_ANON. */
5168
5169 if (!pipe_access_check(p)) {
5170 DEBUG(3, ("access denied to _samr_GetDomPwInfo\n"));
5171 return NT_STATUS_ACCESS_DENIED;
5172 }
5173
5174 become_root();
5175 pdb_get_account_policy(AP_MIN_PASSWORD_LEN,
5176 &min_password_length);
5177 pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS,
5178 &password_properties);
5179 unbecome_root();
5180
5181 if (lp_check_password_script() && *lp_check_password_script()) {
5182 password_properties |= DOMAIN_PASSWORD_COMPLEX;
5183 }
5184
5185 r->out.info->min_password_length = min_password_length;
5186 r->out.info->password_properties = password_properties;
5187
5188 return NT_STATUS_OK;
5189 }
5190
5191 /*********************************************************************
5192 _samr_OpenGroup
5193 *********************************************************************/
5194
5195 NTSTATUS _samr_OpenGroup(pipes_struct *p,
5196 struct samr_OpenGroup *r)
5197
5198 {
5199 DOM_SID info_sid;
5200 GROUP_MAP map;
5201 struct samr_domain_info *dinfo;
5202 struct samr_group_info *ginfo;
5203 SEC_DESC *psd = NULL;
5204 uint32 acc_granted;
5205 uint32 des_access = r->in.access_mask;
5206 size_t sd_size;
5207 NTSTATUS status;
5208 bool ret;
5209 SE_PRIV se_rights;
5210
5211 dinfo = policy_handle_find(p, r->in.domain_handle,
5212 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
5213 struct samr_domain_info, &status);
5214 if (!NT_STATUS_IS_OK(status)) {
5215 return status;
5216 }
5217
5218 /*check if access can be granted as requested by client. */
5219 map_max_allowed_access(p->server_info->ptok, &des_access);
5220
5221 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &grp_generic_mapping, NULL, 0);
5222 se_map_generic(&des_access,&grp_generic_mapping);
5223
5224 se_priv_copy( &se_rights, &se_add_users );
5225
5226 status = access_check_samr_object(psd, p->server_info->ptok,
5227 &se_rights, GENERIC_RIGHTS_GROUP_WRITE, des_access,
5228 &acc_granted, "_samr_OpenGroup");
5229
5230 if ( !NT_STATUS_IS_OK(status) )
5231 return status;
5232
5233 /* this should not be hard-coded like this */
5234
5235 if (!sid_equal(&dinfo->sid, get_global_sam_sid()))
5236 return NT_STATUS_ACCESS_DENIED;
5237
5238 sid_compose(&info_sid, &dinfo->sid, r->in.rid);
5239
5240 DEBUG(10, ("_samr_OpenGroup:Opening SID: %s\n",
5241 sid_string_dbg(&info_sid)));
5242
5243 /* check if that group really exists */
5244 become_root();
5245 ret = get_domain_group_from_sid(info_sid, &map);
5246 unbecome_root();
5247 if (!ret)
5248 return NT_STATUS_NO_SUCH_GROUP;
5249
5250 ginfo = policy_handle_create(p, r->out.group_handle,
5251 GENERIC_RIGHTS_GROUP_ALL_ACCESS,
5252 struct samr_group_info, &status);
5253 if (!NT_STATUS_IS_OK(status)) {
5254 return status;
5255 }
5256 ginfo->sid = info_sid;
5257
5258 return NT_STATUS_OK;
5259 }
5260
5261 /*********************************************************************
5262 _samr_RemoveMemberFromForeignDomain
5263 *********************************************************************/
5264
5265 NTSTATUS _samr_RemoveMemberFromForeignDomain(pipes_struct *p,
5266 struct samr_RemoveMemberFromForeignDomain *r)
5267 {
5268 struct samr_domain_info *dinfo;
5269 NTSTATUS result;
5270
5271 DEBUG(5,("_samr_RemoveMemberFromForeignDomain: removing SID [%s]\n",
5272 sid_string_dbg(r->in.sid)));
5273
5274 /* Find the policy handle. Open a policy on it. */
5275
5276 dinfo = policy_handle_find(p, r->in.domain_handle,
5277 STD_RIGHT_DELETE_ACCESS, NULL,
5278 struct samr_domain_info, &result);
5279 if (!NT_STATUS_IS_OK(result)) {
5280 return result;
5281 }
5282
5283 DEBUG(8, ("_samr_RemoveMemberFromForeignDomain: sid is %s\n",
5284 sid_string_dbg(&dinfo->sid)));
5285
5286 /* we can only delete a user from a group since we don't have
5287 nested groups anyways. So in the latter case, just say OK */
5288
5289 /* TODO: The above comment nowadays is bogus. Since we have nested
5290 * groups now, and aliases members are never reported out of the unix
5291 * group membership, the "just say OK" makes this call a no-op. For
5292 * us. This needs fixing however. */
5293
5294 /* I've only ever seen this in the wild when deleting a user from
5295 * usrmgr.exe. domain_sid is the builtin domain, and the sid to delete
5296 * is the user about to be deleted. I very much suspect this is the
5297 * only application of this call. To verify this, let people report
5298 * other cases. */
5299
5300 if (!sid_check_is_builtin(&dinfo->sid)) {
5301 DEBUG(1,("_samr_RemoveMemberFromForeignDomain: domain_sid = %s, "
5302 "global_sam_sid() = %s\n",
5303 sid_string_dbg(&dinfo->sid),
5304 sid_string_dbg(get_global_sam_sid())));
5305 DEBUGADD(1,("please report to samba-technical@samba.org!\n"));
5306 return NT_STATUS_OK;
5307 }
5308
5309 force_flush_samr_cache(&dinfo->sid);
5310
5311 result = NT_STATUS_OK;
5312
5313 return result;
5314 }
5315
5316 /*******************************************************************
5317 _samr_QueryDomainInfo2
5318 ********************************************************************/
5319
5320 NTSTATUS _samr_QueryDomainInfo2(pipes_struct *p,
5321 struct samr_QueryDomainInfo2 *r)
5322 {
5323 struct samr_QueryDomainInfo q;
5324
5325 q.in.domain_handle = r->in.domain_handle;
5326 q.in.level = r->in.level;
5327
5328 q.out.info = r->out.info;
5329
5330 return _samr_QueryDomainInfo(p, &q);
5331 }
5332
5333 /*******************************************************************
5334 _samr_SetDomainInfo
5335 ********************************************************************/
5336
5337 NTSTATUS _samr_SetDomainInfo(pipes_struct *p,
5338 struct samr_SetDomainInfo *r)
5339 {
5340 struct samr_domain_info *dinfo;
5341 time_t u_expire, u_min_age;
5342 time_t u_logout;
5343 time_t u_lock_duration, u_reset_time;
5344 NTSTATUS result;
5345
5346 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
5347
5348 /* We do have different access bits for info
5349 * levels here, but we're really just looking for
5350 * GENERIC_RIGHTS_DOMAIN_WRITE access. Unfortunately
5351 * this maps to different specific bits. So
5352 * assume if we have SAMR_DOMAIN_ACCESS_SET_INFO_1
5353 * set we are ok. */
5354
5355 dinfo = policy_handle_find(p, r->in.domain_handle,
5356 SAMR_DOMAIN_ACCESS_SET_INFO_1, NULL,
5357 struct samr_domain_info, &result);
5358 if (!NT_STATUS_IS_OK(result)) {
5359 return result;
5360 }
5361
5362 DEBUG(5,("_samr_SetDomainInfo: level: %d\n", r->in.level));
5363
5364 switch (r->in.level) {
5365 case 0x01:
5366 u_expire=nt_time_to_unix_abs((NTTIME *)&r->in.info->info1.max_password_age);
5367 u_min_age=nt_time_to_unix_abs((NTTIME *)&r->in.info->info1.min_password_age);
5368 pdb_set_account_policy(AP_MIN_PASSWORD_LEN, (uint32)r->in.info->info1.min_password_length);
5369 pdb_set_account_policy(AP_PASSWORD_HISTORY, (uint32)r->in.info->info1.password_history_length);
5370 pdb_set_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS, (uint32)r->in.info->info1.password_properties);
5371 pdb_set_account_policy(AP_MAX_PASSWORD_AGE, (int)u_expire);
5372 pdb_set_account_policy(AP_MIN_PASSWORD_AGE, (int)u_min_age);
5373 break;
5374 case 0x02:
5375 break;
5376 case 0x03:
5377 u_logout=nt_time_to_unix_abs((NTTIME *)&r->in.info->info3.force_logoff_time);
5378 pdb_set_account_policy(AP_TIME_TO_LOGOUT, (int)u_logout);
5379 break;
5380 case 0x05:
5381 break;
5382 case 0x06:
5383 break;
5384 case 0x07:
5385 break;
5386 case 0x0c:
5387 u_lock_duration=nt_time_to_unix_abs((NTTIME *)&r->in.info->info12.lockout_duration);
5388 if (u_lock_duration != -1)
5389 u_lock_duration /= 60;
5390
5391 u_reset_time=nt_time_to_unix_abs((NTTIME *)&r->in.info->info12.lockout_window)/60;
5392
5393 pdb_set_account_policy(AP_LOCK_ACCOUNT_DURATION, (int)u_lock_duration);
5394 pdb_set_account_policy(AP_RESET_COUNT_TIME, (int)u_reset_time);
5395 pdb_set_account_policy(AP_BAD_ATTEMPT_LOCKOUT, (uint32)r->in.info->info12.lockout_threshold);
5396 break;
5397 default:
5398 return NT_STATUS_INVALID_INFO_CLASS;
5399 }
5400
5401 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
5402
5403 return NT_STATUS_OK;
5404 }
5405
5406 /****************************************************************
5407 _samr_GetDisplayEnumerationIndex
5408 ****************************************************************/
5409
5410 NTSTATUS _samr_GetDisplayEnumerationIndex(pipes_struct *p,
5411 struct samr_GetDisplayEnumerationIndex *r)
5412 {
5413 struct samr_domain_info *dinfo;
5414 uint32_t max_entries = (uint32_t) -1;
5415 uint32_t enum_context = 0;
5416 int i;
5417 uint32_t num_account = 0;
5418 struct samr_displayentry *entries = NULL;
5419 NTSTATUS status;
5420
5421 DEBUG(5,("_samr_GetDisplayEnumerationIndex: %d\n", __LINE__));
5422
5423 dinfo = policy_handle_find(p, r->in.domain_handle,
5424 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
5425 struct samr_domain_info, &status);
5426 if (!NT_STATUS_IS_OK(status)) {
5427 return status;
5428 }
5429
5430 if ((r->in.level < 1) || (r->in.level > 3)) {
5431 DEBUG(0,("_samr_GetDisplayEnumerationIndex: "
5432 "Unknown info level (%u)\n",
5433 r->in.level));
5434 return NT_STATUS_INVALID_INFO_CLASS;
5435 }
5436
5437 become_root();
5438
5439 /* The following done as ROOT. Don't return without unbecome_root(). */
5440
5441 switch (r->in.level) {
5442 case 1:
5443 if (dinfo->disp_info->users == NULL) {
5444 dinfo->disp_info->users = pdb_search_users(
5445 dinfo->disp_info, ACB_NORMAL);
5446 if (dinfo->disp_info->users == NULL) {
5447 unbecome_root();
5448 return NT_STATUS_ACCESS_DENIED;
5449 }
5450 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
5451 "starting user enumeration at index %u\n",
5452 (unsigned int)enum_context));
5453 } else {
5454 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
5455 "using cached user enumeration at index %u\n",
5456 (unsigned int)enum_context));
5457 }
5458 num_account = pdb_search_entries(dinfo->disp_info->users,
5459 enum_context, max_entries,
5460 &entries);
5461 break;
5462 case 2:
5463 if (dinfo->disp_info->machines == NULL) {
5464 dinfo->disp_info->machines = pdb_search_users(
5465 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
5466 if (dinfo->disp_info->machines == NULL) {
5467 unbecome_root();
5468 return NT_STATUS_ACCESS_DENIED;
5469 }
5470 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
5471 "starting machine enumeration at index %u\n",
5472 (unsigned int)enum_context));
5473 } else {
5474 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
5475 "using cached machine enumeration at index %u\n",
5476 (unsigned int)enum_context));
5477 }
5478 num_account = pdb_search_entries(dinfo->disp_info->machines,
5479 enum_context, max_entries,
5480 &entries);
5481 break;
5482 case 3:
5483 if (dinfo->disp_info->groups == NULL) {
5484 dinfo->disp_info->groups = pdb_search_groups(
5485 dinfo->disp_info);
5486 if (dinfo->disp_info->groups == NULL) {
5487 unbecome_root();
5488 return NT_STATUS_ACCESS_DENIED;
5489 }
5490 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
5491 "starting group enumeration at index %u\n",
5492 (unsigned int)enum_context));
5493 } else {
5494 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
5495 "using cached group enumeration at index %u\n",
5496 (unsigned int)enum_context));
5497 }
5498 num_account = pdb_search_entries(dinfo->disp_info->groups,
5499 enum_context, max_entries,
5500 &entries);
5501 break;
5502 default:
5503 unbecome_root();
5504 smb_panic("info class changed");
5505 break;
5506 }
5507
5508 unbecome_root();
5509
5510 /* Ensure we cache this enumeration. */
5511 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
5512
5513 DEBUG(10,("_samr_GetDisplayEnumerationIndex: looking for :%s\n",
5514 r->in.name->string));
5515
5516 for (i=0; i<num_account; i++) {
5517 if (strequal(entries[i].account_name, r->in.name->string)) {
5518 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
5519 "found %s at idx %d\n",
5520 r->in.name->string, i));
5521 *r->out.idx = i;
5522 return NT_STATUS_OK;
5523 }
5524 }
5525
5526 /* assuming account_name lives at the very end */
5527 *r->out.idx = num_account;
5528
5529 return NT_STATUS_NO_MORE_ENTRIES;
5530 }
5531
5532 /****************************************************************
5533 _samr_GetDisplayEnumerationIndex2
5534 ****************************************************************/
5535
5536 NTSTATUS _samr_GetDisplayEnumerationIndex2(pipes_struct *p,
5537 struct samr_GetDisplayEnumerationIndex2 *r)
5538 {
5539 struct samr_GetDisplayEnumerationIndex q;
5540
5541 q.in.domain_handle = r->in.domain_handle;
5542 q.in.level = r->in.level;
5543 q.in.name = r->in.name;
5544
5545 q.out.idx = r->out.idx;
5546
5547 return _samr_GetDisplayEnumerationIndex(p, &q);
5548 }
5549
5550 /****************************************************************
5551 ****************************************************************/
5552
5553 NTSTATUS _samr_Shutdown(pipes_struct *p,
5554 struct samr_Shutdown *r)
5555 {
5556 p->rng_fault_state = true;
5557 return NT_STATUS_NOT_IMPLEMENTED;
5558 }
5559
5560 /****************************************************************
5561 ****************************************************************/
5562
5563 NTSTATUS _samr_SetMemberAttributesOfGroup(pipes_struct *p,
5564 struct samr_SetMemberAttributesOfGroup *r)
5565 {
5566 p->rng_fault_state = true;
5567 return NT_STATUS_NOT_IMPLEMENTED;
5568 }
5569
5570 /****************************************************************
5571 ****************************************************************/
5572
5573 NTSTATUS _samr_ChangePasswordUser(pipes_struct *p,
5574 struct samr_ChangePasswordUser *r)
5575 {
5576 p->rng_fault_state = true;
5577 return NT_STATUS_NOT_IMPLEMENTED;
5578 }
5579
5580 /****************************************************************
5581 ****************************************************************/
5582
5583 NTSTATUS _samr_TestPrivateFunctionsDomain(pipes_struct *p,
5584 struct samr_TestPrivateFunctionsDomain *r)
5585 {
5586 p->rng_fault_state = true;
5587 return NT_STATUS_NOT_IMPLEMENTED;
5588 }
5589
5590 /****************************************************************
5591 ****************************************************************/
5592
5593 NTSTATUS _samr_TestPrivateFunctionsUser(pipes_struct *p,
5594 struct samr_TestPrivateFunctionsUser *r)
5595 {
5596 p->rng_fault_state = true;
5597 return NT_STATUS_NOT_IMPLEMENTED;
5598 }
5599
5600 /****************************************************************
5601 ****************************************************************/
5602
5603 NTSTATUS _samr_AddMultipleMembersToAlias(pipes_struct *p,
5604 struct samr_AddMultipleMembersToAlias *r)
5605 {
5606 p->rng_fault_state = true;
5607 return NT_STATUS_NOT_IMPLEMENTED;
5608 }
5609
5610 /****************************************************************
5611 ****************************************************************/
5612
5613 NTSTATUS _samr_RemoveMultipleMembersFromAlias(pipes_struct *p,
5614 struct samr_RemoveMultipleMembersFromAlias *r)
5615 {
5616 p->rng_fault_state = true;
5617 return NT_STATUS_NOT_IMPLEMENTED;
5618 }
5619
5620 /****************************************************************
5621 ****************************************************************/
5622
5623 NTSTATUS _samr_OemChangePasswordUser2(pipes_struct *p,
5624 struct samr_OemChangePasswordUser2 *r)
5625 {
5626 p->rng_fault_state = true;
5627 return NT_STATUS_NOT_IMPLEMENTED;
5628 }
5629
5630 /****************************************************************
5631 ****************************************************************/
5632
5633 NTSTATUS _samr_SetBootKeyInformation(pipes_struct *p,
5634 struct samr_SetBootKeyInformation *r)
5635 {
5636 p->rng_fault_state = true;
5637 return NT_STATUS_NOT_IMPLEMENTED;
5638 }
5639
5640 /****************************************************************
5641 ****************************************************************/
5642
5643 NTSTATUS _samr_GetBootKeyInformation(pipes_struct *p,
5644 struct samr_GetBootKeyInformation *r)
5645 {
5646 p->rng_fault_state = true;
5647 return NT_STATUS_NOT_IMPLEMENTED;
5648 }
5649
5650 /****************************************************************
5651 ****************************************************************/
5652
5653 NTSTATUS _samr_RidToSid(pipes_struct *p,
5654 struct samr_RidToSid *r)
5655 {
5656 p->rng_fault_state = true;
5657 return NT_STATUS_NOT_IMPLEMENTED;
5658 }
5659
5660 /****************************************************************
5661 ****************************************************************/
5662
5663 NTSTATUS _samr_SetDsrmPassword(pipes_struct *p,
5664 struct samr_SetDsrmPassword *r)
5665 {
5666 p->rng_fault_state = true;
5667 return NT_STATUS_NOT_IMPLEMENTED;
5668 }
5669
5670 /****************************************************************
5671 ****************************************************************/
5672
5673 NTSTATUS _samr_ValidatePassword(pipes_struct *p,
5674 struct samr_ValidatePassword *r)
5675 {
5676 p->rng_fault_state = true;
5677 return NT_STATUS_NOT_IMPLEMENTED;
5678 }
reg import