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s3-samr: remove total_data_size variable in _samr_QueryDisplayInfo.
[Samba.git] / source3 / rpc_server / srv_samr_nt.c
blob6e990a319fb4055dfabd0134fd2012deb8ff904d
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 "smbd/globals.h"
36 #include "../libcli/auth/libcli_auth.h"
37
38 #undef DBGC_CLASS
39 #define DBGC_CLASS DBGC_RPC_SRV
40
41 #define SAMR_USR_RIGHTS_WRITE_PW \
42 ( READ_CONTROL_ACCESS | \
43 SAMR_USER_ACCESS_CHANGE_PASSWORD | \
44 SAMR_USER_ACCESS_SET_LOC_COM)
45 #define SAMR_USR_RIGHTS_CANT_WRITE_PW \
46 ( READ_CONTROL_ACCESS | SAMR_USER_ACCESS_SET_LOC_COM )
47
48 #define DISP_INFO_CACHE_TIMEOUT 10
49
50 #define MAX_SAM_ENTRIES_W2K 0x400 /* 1024 */
51 #define MAX_SAM_ENTRIES_W95 50
52
53 struct samr_connect_info {
54 uint8_t dummy;
55 };
56
57 struct samr_domain_info {
58 struct dom_sid sid;
59 struct disp_info *disp_info;
60 };
61
62 struct samr_user_info {
63 struct dom_sid sid;
64 };
65
66 struct samr_group_info {
67 struct dom_sid sid;
68 };
69
70 struct samr_alias_info {
71 struct dom_sid sid;
72 };
73
74 typedef struct disp_info {
75 DOM_SID sid; /* identify which domain this is. */
76 struct pdb_search *users; /* querydispinfo 1 and 4 */
77 struct pdb_search *machines; /* querydispinfo 2 */
78 struct pdb_search *groups; /* querydispinfo 3 and 5, enumgroups */
79 struct pdb_search *aliases; /* enumaliases */
80
81 uint16 enum_acb_mask;
82 struct pdb_search *enum_users; /* enumusers with a mask */
83
84 struct timed_event *cache_timeout_event; /* cache idle timeout
85 * handler. */
86 } DISP_INFO;
87
88 static const struct generic_mapping sam_generic_mapping = {
89 GENERIC_RIGHTS_SAM_READ,
90 GENERIC_RIGHTS_SAM_WRITE,
91 GENERIC_RIGHTS_SAM_EXECUTE,
92 GENERIC_RIGHTS_SAM_ALL_ACCESS};
93 static const struct generic_mapping dom_generic_mapping = {
94 GENERIC_RIGHTS_DOMAIN_READ,
95 GENERIC_RIGHTS_DOMAIN_WRITE,
96 GENERIC_RIGHTS_DOMAIN_EXECUTE,
97 GENERIC_RIGHTS_DOMAIN_ALL_ACCESS};
98 static const struct generic_mapping usr_generic_mapping = {
99 GENERIC_RIGHTS_USER_READ,
100 GENERIC_RIGHTS_USER_WRITE,
101 GENERIC_RIGHTS_USER_EXECUTE,
102 GENERIC_RIGHTS_USER_ALL_ACCESS};
103 static const struct generic_mapping usr_nopwchange_generic_mapping = {
104 GENERIC_RIGHTS_USER_READ,
105 GENERIC_RIGHTS_USER_WRITE,
106 GENERIC_RIGHTS_USER_EXECUTE & ~SAMR_USER_ACCESS_CHANGE_PASSWORD,
107 GENERIC_RIGHTS_USER_ALL_ACCESS};
108 static const struct generic_mapping grp_generic_mapping = {
109 GENERIC_RIGHTS_GROUP_READ,
110 GENERIC_RIGHTS_GROUP_WRITE,
111 GENERIC_RIGHTS_GROUP_EXECUTE,
112 GENERIC_RIGHTS_GROUP_ALL_ACCESS};
113 static const struct generic_mapping ali_generic_mapping = {
114 GENERIC_RIGHTS_ALIAS_READ,
115 GENERIC_RIGHTS_ALIAS_WRITE,
116 GENERIC_RIGHTS_ALIAS_EXECUTE,
117 GENERIC_RIGHTS_ALIAS_ALL_ACCESS};
118
119 /*******************************************************************
120 *******************************************************************/
121
122 static NTSTATUS make_samr_object_sd( TALLOC_CTX *ctx, SEC_DESC **psd, size_t *sd_size,
123 const struct generic_mapping *map,
124 DOM_SID *sid, uint32 sid_access )
125 {
126 DOM_SID domadmin_sid;
127 SEC_ACE ace[5]; /* at most 5 entries */
128 size_t i = 0;
129
130 SEC_ACL *psa = NULL;
131
132 /* basic access for Everyone */
133
134 init_sec_ace(&ace[i++], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED,
135 map->generic_execute | map->generic_read, 0);
136
137 /* add Full Access 'BUILTIN\Administrators' and 'BUILTIN\Account Operators */
138
139 init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators,
140 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
141 init_sec_ace(&ace[i++], &global_sid_Builtin_Account_Operators,
142 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
143
144 /* Add Full Access for Domain Admins if we are a DC */
145
146 if ( IS_DC ) {
147 sid_copy( &domadmin_sid, get_global_sam_sid() );
148 sid_append_rid( &domadmin_sid, DOMAIN_GROUP_RID_ADMINS );
149 init_sec_ace(&ace[i++], &domadmin_sid,
150 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
151 }
152
153 /* if we have a sid, give it some special access */
154
155 if ( sid ) {
156 init_sec_ace(&ace[i++], sid, SEC_ACE_TYPE_ACCESS_ALLOWED, sid_access, 0);
157 }
158
159 /* create the security descriptor */
160
161 if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) == NULL)
162 return NT_STATUS_NO_MEMORY;
163
164 if ((*psd = make_sec_desc(ctx, SECURITY_DESCRIPTOR_REVISION_1,
165 SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL,
166 psa, sd_size)) == NULL)
167 return NT_STATUS_NO_MEMORY;
168
169 return NT_STATUS_OK;
170 }
171
172 /*******************************************************************
173 Checks if access to an object should be granted, and returns that
174 level of access for further checks.
175 ********************************************************************/
176
177 NTSTATUS access_check_object( SEC_DESC *psd, NT_USER_TOKEN *token,
178 SE_PRIV *rights, uint32 rights_mask,
179 uint32 des_access, uint32 *acc_granted,
180 const char *debug )
181 {
182 NTSTATUS status = NT_STATUS_ACCESS_DENIED;
183 uint32 saved_mask = 0;
184
185 /* check privileges; certain SAM access bits should be overridden
186 by privileges (mostly having to do with creating/modifying/deleting
187 users and groups) */
188
189 if (rights && !se_priv_equal(rights, &se_priv_none) &&
190 user_has_any_privilege(token, rights)) {
191
192 saved_mask = (des_access & rights_mask);
193 des_access &= ~saved_mask;
194
195 DEBUG(4,("access_check_object: user rights access mask [0x%x]\n",
196 rights_mask));
197 }
198
199
200 /* check the security descriptor first */
201
202 status = se_access_check(psd, token, des_access, acc_granted);
203 if (NT_STATUS_IS_OK(status)) {
204 goto done;
205 }
206
207 /* give root a free pass */
208
209 if ( geteuid() == sec_initial_uid() ) {
210
211 DEBUG(4,("%s: ACCESS should be DENIED (requested: %#010x)\n", debug, des_access));
212 DEBUGADD(4,("but overritten by euid == sec_initial_uid()\n"));
213
214 *acc_granted = des_access;
215
216 status = NT_STATUS_OK;
217 goto done;
218 }
219
220
221 done:
222 /* add in any bits saved during the privilege check (only
223 matters is status is ok) */
224
225 *acc_granted |= rights_mask;
226
227 DEBUG(4,("%s: access %s (requested: 0x%08x, granted: 0x%08x)\n",
228 debug, NT_STATUS_IS_OK(status) ? "GRANTED" : "DENIED",
229 des_access, *acc_granted));
230
231 return status;
232 }
233
234
235 /*******************************************************************
236 Map any MAXIMUM_ALLOWED_ACCESS request to a valid access set.
237 ********************************************************************/
238
239 void map_max_allowed_access(const NT_USER_TOKEN *token,
240 uint32_t *pacc_requested)
241 {
242 if (!((*pacc_requested) & MAXIMUM_ALLOWED_ACCESS)) {
243 return;
244 }
245 *pacc_requested &= ~MAXIMUM_ALLOWED_ACCESS;
246
247 /* At least try for generic read|execute - Everyone gets that. */
248 *pacc_requested = GENERIC_READ_ACCESS|GENERIC_EXECUTE_ACCESS;
249
250 /* root gets anything. */
251 if (geteuid() == sec_initial_uid()) {
252 *pacc_requested |= GENERIC_ALL_ACCESS;
253 return;
254 }
255
256 /* Full Access for 'BUILTIN\Administrators' and 'BUILTIN\Account Operators */
257
258 if (is_sid_in_token(token, &global_sid_Builtin_Administrators) ||
259 is_sid_in_token(token, &global_sid_Builtin_Account_Operators)) {
260 *pacc_requested |= GENERIC_ALL_ACCESS;
261 return;
262 }
263
264 /* Full access for DOMAIN\Domain Admins. */
265 if ( IS_DC ) {
266 DOM_SID domadmin_sid;
267 sid_copy( &domadmin_sid, get_global_sam_sid() );
268 sid_append_rid( &domadmin_sid, DOMAIN_GROUP_RID_ADMINS );
269 if (is_sid_in_token(token, &domadmin_sid)) {
270 *pacc_requested |= GENERIC_ALL_ACCESS;
271 return;
272 }
273 }
274 /* TODO ! Check privileges. */
275 }
276
277 /*******************************************************************
278 Fetch or create a dispinfo struct.
279 ********************************************************************/
280
281 static DISP_INFO *get_samr_dispinfo_by_sid(const struct dom_sid *psid)
282 {
283 /*
284 * We do a static cache for DISP_INFO's here. Explanation can be found
285 * in Jeremy's checkin message to r11793:
286 *
287 * Fix the SAMR cache so it works across completely insane
288 * client behaviour (ie.:
289 * open pipe/open SAMR handle/enumerate 0 - 1024
290 * close SAMR handle, close pipe.
291 * open pipe/open SAMR handle/enumerate 1024 - 2048...
292 * close SAMR handle, close pipe.
293 * And on ad-nausium. Amazing.... probably object-oriented
294 * client side programming in action yet again.
295 * This change should *massively* improve performance when
296 * enumerating users from an LDAP database.
297 * Jeremy.
298 *
299 * "Our" and the builtin domain are the only ones where we ever
300 * enumerate stuff, so just cache 2 entries.
301 */
302
303 static struct disp_info *builtin_dispinfo;
304 static struct disp_info *domain_dispinfo;
305
306 /* There are two cases to consider here:
307 1) The SID is a domain SID and we look for an equality match, or
308 2) This is an account SID and so we return the DISP_INFO* for our
309 domain */
310
311 if (psid == NULL) {
312 return NULL;
313 }
314
315 if (sid_check_is_builtin(psid) || sid_check_is_in_builtin(psid)) {
316 /*
317 * Necessary only once, but it does not really hurt.
318 */
319 if (builtin_dispinfo == NULL) {
320 builtin_dispinfo = talloc_zero(
321 talloc_autofree_context(), struct disp_info);
322 if (builtin_dispinfo == NULL) {
323 return NULL;
324 }
325 }
326 sid_copy(&builtin_dispinfo->sid, &global_sid_Builtin);
327
328 return builtin_dispinfo;
329 }
330
331 if (sid_check_is_domain(psid) || sid_check_is_in_our_domain(psid)) {
332 /*
333 * Necessary only once, but it does not really hurt.
334 */
335 if (domain_dispinfo == NULL) {
336 domain_dispinfo = talloc_zero(
337 talloc_autofree_context(), struct disp_info);
338 if (domain_dispinfo == NULL) {
339 return NULL;
340 }
341 }
342 sid_copy(&domain_dispinfo->sid, get_global_sam_sid());
343
344 return domain_dispinfo;
345 }
346
347 return NULL;
348 }
349
350 /*******************************************************************
351 Function to free the per SID data.
352 ********************************************************************/
353
354 static void free_samr_cache(DISP_INFO *disp_info)
355 {
356 DEBUG(10, ("free_samr_cache: deleting cache for SID %s\n",
357 sid_string_dbg(&disp_info->sid)));
358
359 /* We need to become root here because the paged search might have to
360 * tell the LDAP server we're not interested in the rest anymore. */
361
362 become_root();
363
364 TALLOC_FREE(disp_info->users);
365 TALLOC_FREE(disp_info->machines);
366 TALLOC_FREE(disp_info->groups);
367 TALLOC_FREE(disp_info->aliases);
368 TALLOC_FREE(disp_info->enum_users);
369
370 unbecome_root();
371 }
372
373 /*******************************************************************
374 Idle event handler. Throw away the disp info cache.
375 ********************************************************************/
376
377 static void disp_info_cache_idle_timeout_handler(struct event_context *ev_ctx,
378 struct timed_event *te,
379 struct timeval now,
380 void *private_data)
381 {
382 DISP_INFO *disp_info = (DISP_INFO *)private_data;
383
384 TALLOC_FREE(disp_info->cache_timeout_event);
385
386 DEBUG(10, ("disp_info_cache_idle_timeout_handler: caching timed "
387 "out\n"));
388 free_samr_cache(disp_info);
389 }
390
391 /*******************************************************************
392 Setup cache removal idle event handler.
393 ********************************************************************/
394
395 static void set_disp_info_cache_timeout(DISP_INFO *disp_info, time_t secs_fromnow)
396 {
397 /* Remove any pending timeout and update. */
398
399 TALLOC_FREE(disp_info->cache_timeout_event);
400
401 DEBUG(10,("set_disp_info_cache_timeout: caching enumeration for "
402 "SID %s for %u seconds\n", sid_string_dbg(&disp_info->sid),
403 (unsigned int)secs_fromnow ));
404
405 disp_info->cache_timeout_event = event_add_timed(
406 smbd_event_context(), NULL,
407 timeval_current_ofs(secs_fromnow, 0),
408 disp_info_cache_idle_timeout_handler, (void *)disp_info);
409 }
410
411 /*******************************************************************
412 Force flush any cache. We do this on any samr_set_xxx call.
413 We must also remove the timeout handler.
414 ********************************************************************/
415
416 static void force_flush_samr_cache(const struct dom_sid *sid)
417 {
418 struct disp_info *disp_info = get_samr_dispinfo_by_sid(sid);
419
420 if ((disp_info == NULL) || (disp_info->cache_timeout_event == NULL)) {
421 return;
422 }
423
424 DEBUG(10,("force_flush_samr_cache: clearing idle event\n"));
425 TALLOC_FREE(disp_info->cache_timeout_event);
426 free_samr_cache(disp_info);
427 }
428
429 /*******************************************************************
430 Ensure password info is never given out. Paranioa... JRA.
431 ********************************************************************/
432
433 static void samr_clear_sam_passwd(struct samu *sam_pass)
434 {
435
436 if (!sam_pass)
437 return;
438
439 /* These now zero out the old password */
440
441 pdb_set_lanman_passwd(sam_pass, NULL, PDB_DEFAULT);
442 pdb_set_nt_passwd(sam_pass, NULL, PDB_DEFAULT);
443 }
444
445 static uint32 count_sam_users(struct disp_info *info, uint32 acct_flags)
446 {
447 struct samr_displayentry *entry;
448
449 if (sid_check_is_builtin(&info->sid)) {
450 /* No users in builtin. */
451 return 0;
452 }
453
454 if (info->users == NULL) {
455 info->users = pdb_search_users(info, acct_flags);
456 if (info->users == NULL) {
457 return 0;
458 }
459 }
460 /* Fetch the last possible entry, thus trigger an enumeration */
461 pdb_search_entries(info->users, 0xffffffff, 1, &entry);
462
463 /* Ensure we cache this enumeration. */
464 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
465
466 return info->users->num_entries;
467 }
468
469 static uint32 count_sam_groups(struct disp_info *info)
470 {
471 struct samr_displayentry *entry;
472
473 if (sid_check_is_builtin(&info->sid)) {
474 /* No groups in builtin. */
475 return 0;
476 }
477
478 if (info->groups == NULL) {
479 info->groups = pdb_search_groups(info);
480 if (info->groups == NULL) {
481 return 0;
482 }
483 }
484 /* Fetch the last possible entry, thus trigger an enumeration */
485 pdb_search_entries(info->groups, 0xffffffff, 1, &entry);
486
487 /* Ensure we cache this enumeration. */
488 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
489
490 return info->groups->num_entries;
491 }
492
493 static uint32 count_sam_aliases(struct disp_info *info)
494 {
495 struct samr_displayentry *entry;
496
497 if (info->aliases == NULL) {
498 info->aliases = pdb_search_aliases(info, &info->sid);
499 if (info->aliases == NULL) {
500 return 0;
501 }
502 }
503 /* Fetch the last possible entry, thus trigger an enumeration */
504 pdb_search_entries(info->aliases, 0xffffffff, 1, &entry);
505
506 /* Ensure we cache this enumeration. */
507 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
508
509 return info->aliases->num_entries;
510 }
511
512 /*******************************************************************
513 _samr_Close
514 ********************************************************************/
515
516 NTSTATUS _samr_Close(pipes_struct *p, struct samr_Close *r)
517 {
518 if (!close_policy_hnd(p, r->in.handle)) {
519 return NT_STATUS_INVALID_HANDLE;
520 }
521
522 ZERO_STRUCTP(r->out.handle);
523
524 return NT_STATUS_OK;
525 }
526
527 /*******************************************************************
528 _samr_OpenDomain
529 ********************************************************************/
530
531 NTSTATUS _samr_OpenDomain(pipes_struct *p,
532 struct samr_OpenDomain *r)
533 {
534 struct samr_connect_info *cinfo;
535 struct samr_domain_info *dinfo;
536 SEC_DESC *psd = NULL;
537 uint32 acc_granted;
538 uint32 des_access = r->in.access_mask;
539 NTSTATUS status;
540 size_t sd_size;
541 uint32_t extra_access = SAMR_DOMAIN_ACCESS_CREATE_USER;
542 SE_PRIV se_rights;
543
544 /* find the connection policy handle. */
545
546 cinfo = policy_handle_find(p, r->in.connect_handle, 0, NULL,
547 struct samr_connect_info, &status);
548 if (!NT_STATUS_IS_OK(status)) {
549 return status;
550 }
551
552 /*check if access can be granted as requested by client. */
553 map_max_allowed_access(p->server_info->ptok, &des_access);
554
555 make_samr_object_sd( p->mem_ctx, &psd, &sd_size, &dom_generic_mapping, NULL, 0 );
556 se_map_generic( &des_access, &dom_generic_mapping );
557
558 /*
559 * Users with SeMachineAccount or SeAddUser get additional
560 * SAMR_DOMAIN_ACCESS_CREATE_USER access.
561 */
562 se_priv_copy( &se_rights, &se_machine_account );
563 se_priv_add( &se_rights, &se_add_users );
564
565 /*
566 * Users with SeAddUser get the ability to manipulate groups
567 * and aliases.
568 */
569 if (user_has_any_privilege(p->server_info->ptok, &se_add_users)) {
570 extra_access |= (SAMR_DOMAIN_ACCESS_CREATE_GROUP |
571 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS |
572 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT |
573 SAMR_DOMAIN_ACCESS_LOOKUP_ALIAS |
574 SAMR_DOMAIN_ACCESS_CREATE_ALIAS);
575 }
576
577 status = access_check_object( psd, p->server_info->ptok,
578 &se_rights, extra_access, des_access,
579 &acc_granted, "_samr_OpenDomain" );
580
581 if ( !NT_STATUS_IS_OK(status) )
582 return status;
583
584 if (!sid_check_is_domain(r->in.sid) &&
585 !sid_check_is_builtin(r->in.sid)) {
586 return NT_STATUS_NO_SUCH_DOMAIN;
587 }
588
589 dinfo = policy_handle_create(p, r->out.domain_handle, acc_granted,
590 struct samr_domain_info, &status);
591 if (!NT_STATUS_IS_OK(status)) {
592 return status;
593 }
594 dinfo->sid = *r->in.sid;
595 dinfo->disp_info = get_samr_dispinfo_by_sid(r->in.sid);
596
597 DEBUG(5,("_samr_OpenDomain: %d\n", __LINE__));
598
599 return NT_STATUS_OK;
600 }
601
602 /*******************************************************************
603 _samr_GetUserPwInfo
604 ********************************************************************/
605
606 NTSTATUS _samr_GetUserPwInfo(pipes_struct *p,
607 struct samr_GetUserPwInfo *r)
608 {
609 struct samr_user_info *uinfo;
610 enum lsa_SidType sid_type;
611 uint32_t min_password_length = 0;
612 uint32_t password_properties = 0;
613 bool ret = false;
614 NTSTATUS status;
615
616 DEBUG(5,("_samr_GetUserPwInfo: %d\n", __LINE__));
617
618 uinfo = policy_handle_find(p, r->in.user_handle,
619 SAMR_USER_ACCESS_GET_ATTRIBUTES, NULL,
620 struct samr_user_info, &status);
621 if (!NT_STATUS_IS_OK(status)) {
622 return status;
623 }
624
625 if (!sid_check_is_in_our_domain(&uinfo->sid)) {
626 return NT_STATUS_OBJECT_TYPE_MISMATCH;
627 }
628
629 become_root();
630 ret = lookup_sid(p->mem_ctx, &uinfo->sid, NULL, NULL, &sid_type);
631 unbecome_root();
632 if (ret == false) {
633 return NT_STATUS_NO_SUCH_USER;
634 }
635
636 switch (sid_type) {
637 case SID_NAME_USER:
638 become_root();
639 pdb_get_account_policy(AP_MIN_PASSWORD_LEN,
640 &min_password_length);
641 pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS,
642 &password_properties);
643 unbecome_root();
644
645 if (lp_check_password_script() && *lp_check_password_script()) {
646 password_properties |= DOMAIN_PASSWORD_COMPLEX;
647 }
648
649 break;
650 default:
651 break;
652 }
653
654 r->out.info->min_password_length = min_password_length;
655 r->out.info->password_properties = password_properties;
656
657 DEBUG(5,("_samr_GetUserPwInfo: %d\n", __LINE__));
658
659 return NT_STATUS_OK;
660 }
661
662 /*******************************************************************
663 _samr_SetSecurity
664 ********************************************************************/
665
666 NTSTATUS _samr_SetSecurity(pipes_struct *p,
667 struct samr_SetSecurity *r)
668 {
669 struct samr_user_info *uinfo;
670 uint32 i;
671 SEC_ACL *dacl;
672 bool ret;
673 struct samu *sampass=NULL;
674 NTSTATUS status;
675
676 uinfo = policy_handle_find(p, r->in.handle,
677 SAMR_USER_ACCESS_SET_ATTRIBUTES, NULL,
678 struct samr_user_info, &status);
679 if (!NT_STATUS_IS_OK(status)) {
680 return status;
681 }
682
683 if (!(sampass = samu_new( p->mem_ctx))) {
684 DEBUG(0,("No memory!\n"));
685 return NT_STATUS_NO_MEMORY;
686 }
687
688 /* get the user record */
689 become_root();
690 ret = pdb_getsampwsid(sampass, &uinfo->sid);
691 unbecome_root();
692
693 if (!ret) {
694 DEBUG(4, ("User %s not found\n",
695 sid_string_dbg(&uinfo->sid)));
696 TALLOC_FREE(sampass);
697 return NT_STATUS_INVALID_HANDLE;
698 }
699
700 dacl = r->in.sdbuf->sd->dacl;
701 for (i=0; i < dacl->num_aces; i++) {
702 if (sid_equal(&uinfo->sid, &dacl->aces[i].trustee)) {
703 ret = pdb_set_pass_can_change(sampass,
704 (dacl->aces[i].access_mask &
705 SAMR_USER_ACCESS_CHANGE_PASSWORD) ?
706 True: False);
707 break;
708 }
709 }
710
711 if (!ret) {
712 TALLOC_FREE(sampass);
713 return NT_STATUS_ACCESS_DENIED;
714 }
715
716 become_root();
717 status = pdb_update_sam_account(sampass);
718 unbecome_root();
719
720 TALLOC_FREE(sampass);
721
722 return status;
723 }
724
725 /*******************************************************************
726 build correct perms based on policies and password times for _samr_query_sec_obj
727 *******************************************************************/
728 static bool check_change_pw_access(TALLOC_CTX *mem_ctx, DOM_SID *user_sid)
729 {
730 struct samu *sampass=NULL;
731 bool ret;
732
733 if ( !(sampass = samu_new( mem_ctx )) ) {
734 DEBUG(0,("No memory!\n"));
735 return False;
736 }
737
738 become_root();
739 ret = pdb_getsampwsid(sampass, user_sid);
740 unbecome_root();
741
742 if (ret == False) {
743 DEBUG(4,("User %s not found\n", sid_string_dbg(user_sid)));
744 TALLOC_FREE(sampass);
745 return False;
746 }
747
748 DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
749
750 if (pdb_get_pass_can_change(sampass)) {
751 TALLOC_FREE(sampass);
752 return True;
753 }
754 TALLOC_FREE(sampass);
755 return False;
756 }
757
758
759 /*******************************************************************
760 _samr_QuerySecurity
761 ********************************************************************/
762
763 NTSTATUS _samr_QuerySecurity(pipes_struct *p,
764 struct samr_QuerySecurity *r)
765 {
766 struct samr_connect_info *cinfo;
767 struct samr_domain_info *dinfo;
768 struct samr_user_info *uinfo;
769 struct samr_group_info *ginfo;
770 struct samr_alias_info *ainfo;
771 NTSTATUS status;
772 SEC_DESC * psd = NULL;
773 size_t sd_size;
774
775 cinfo = policy_handle_find(p, r->in.handle,
776 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
777 struct samr_connect_info, &status);
778 if (NT_STATUS_IS_OK(status)) {
779 DEBUG(5,("_samr_QuerySecurity: querying security on SAM\n"));
780 status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size,
781 &sam_generic_mapping, NULL, 0);
782 goto done;
783 }
784
785 dinfo = policy_handle_find(p, r->in.handle,
786 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
787 struct samr_domain_info, &status);
788 if (NT_STATUS_IS_OK(status)) {
789 DEBUG(5,("_samr_QuerySecurity: querying security on Domain "
790 "with SID: %s\n", sid_string_dbg(&dinfo->sid)));
791 /*
792 * TODO: Builtin probably needs a different SD with restricted
793 * write access
794 */
795 status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size,
796 &dom_generic_mapping, NULL, 0);
797 goto done;
798 }
799
800 uinfo = policy_handle_find(p, r->in.handle,
801 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
802 struct samr_user_info, &status);
803 if (NT_STATUS_IS_OK(status)) {
804 DEBUG(10,("_samr_QuerySecurity: querying security on user "
805 "Object with SID: %s\n",
806 sid_string_dbg(&uinfo->sid)));
807 if (check_change_pw_access(p->mem_ctx, &uinfo->sid)) {
808 status = make_samr_object_sd(
809 p->mem_ctx, &psd, &sd_size,
810 &usr_generic_mapping,
811 &uinfo->sid, SAMR_USR_RIGHTS_WRITE_PW);
812 } else {
813 status = make_samr_object_sd(
814 p->mem_ctx, &psd, &sd_size,
815 &usr_nopwchange_generic_mapping,
816 &uinfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
817 }
818 goto done;
819 }
820
821 ginfo = policy_handle_find(p, r->in.handle,
822 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
823 struct samr_group_info, &status);
824 if (NT_STATUS_IS_OK(status)) {
825 /*
826 * TODO: different SDs have to be generated for aliases groups
827 * and users. Currently all three get a default user SD
828 */
829 DEBUG(10,("_samr_QuerySecurity: querying security on group "
830 "Object with SID: %s\n",
831 sid_string_dbg(&ginfo->sid)));
832 status = make_samr_object_sd(
833 p->mem_ctx, &psd, &sd_size,
834 &usr_nopwchange_generic_mapping,
835 &ginfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
836 goto done;
837 }
838
839 ainfo = policy_handle_find(p, r->in.handle,
840 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
841 struct samr_alias_info, &status);
842 if (NT_STATUS_IS_OK(status)) {
843 /*
844 * TODO: different SDs have to be generated for aliases groups
845 * and users. Currently all three get a default user SD
846 */
847 DEBUG(10,("_samr_QuerySecurity: querying security on alias "
848 "Object with SID: %s\n",
849 sid_string_dbg(&ainfo->sid)));
850 status = make_samr_object_sd(
851 p->mem_ctx, &psd, &sd_size,
852 &usr_nopwchange_generic_mapping,
853 &ainfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
854 goto done;
855 }
856
857 return NT_STATUS_OBJECT_TYPE_MISMATCH;
858 done:
859 if ((*r->out.sdbuf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
860 return NT_STATUS_NO_MEMORY;
861
862 return status;
863 }
864
865 /*******************************************************************
866 makes a SAM_ENTRY / UNISTR2* structure from a user list.
867 ********************************************************************/
868
869 static NTSTATUS make_user_sam_entry_list(TALLOC_CTX *ctx,
870 struct samr_SamEntry **sam_pp,
871 uint32_t num_entries,
872 uint32_t start_idx,
873 struct samr_displayentry *entries)
874 {
875 uint32_t i;
876 struct samr_SamEntry *sam;
877
878 *sam_pp = NULL;
879
880 if (num_entries == 0) {
881 return NT_STATUS_OK;
882 }
883
884 sam = TALLOC_ZERO_ARRAY(ctx, struct samr_SamEntry, num_entries);
885 if (sam == NULL) {
886 DEBUG(0, ("make_user_sam_entry_list: TALLOC_ZERO failed!\n"));
887 return NT_STATUS_NO_MEMORY;
888 }
889
890 for (i = 0; i < num_entries; i++) {
891 #if 0
892 /*
893 * usrmgr expects a non-NULL terminated string with
894 * trust relationships
895 */
896 if (entries[i].acct_flags & ACB_DOMTRUST) {
897 init_unistr2(&uni_temp_name, entries[i].account_name,
898 UNI_FLAGS_NONE);
899 } else {
900 init_unistr2(&uni_temp_name, entries[i].account_name,
901 UNI_STR_TERMINATE);
902 }
903 #endif
904 init_lsa_String(&sam[i].name, entries[i].account_name);
905 sam[i].idx = entries[i].rid;
906 }
907
908 *sam_pp = sam;
909
910 return NT_STATUS_OK;
911 }
912
913 #define MAX_SAM_ENTRIES MAX_SAM_ENTRIES_W2K
914
915 /*******************************************************************
916 _samr_EnumDomainUsers
917 ********************************************************************/
918
919 NTSTATUS _samr_EnumDomainUsers(pipes_struct *p,
920 struct samr_EnumDomainUsers *r)
921 {
922 NTSTATUS status;
923 struct samr_domain_info *dinfo;
924 int num_account;
925 uint32 enum_context = *r->in.resume_handle;
926 enum remote_arch_types ra_type = get_remote_arch();
927 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
928 uint32 max_entries = max_sam_entries;
929 struct samr_displayentry *entries = NULL;
930 struct samr_SamArray *samr_array = NULL;
931 struct samr_SamEntry *samr_entries = NULL;
932
933 DEBUG(5,("_samr_EnumDomainUsers: %d\n", __LINE__));
934
935 dinfo = policy_handle_find(p, r->in.domain_handle,
936 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
937 struct samr_domain_info, &status);
938 if (!NT_STATUS_IS_OK(status)) {
939 return status;
940 }
941
942 samr_array = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
943 if (!samr_array) {
944 return NT_STATUS_NO_MEMORY;
945 }
946 *r->out.sam = samr_array;
947
948 if (sid_check_is_builtin(&dinfo->sid)) {
949 /* No users in builtin. */
950 *r->out.resume_handle = *r->in.resume_handle;
951 DEBUG(5,("_samr_EnumDomainUsers: No users in BUILTIN\n"));
952 return status;
953 }
954
955 become_root();
956
957 /* AS ROOT !!!! */
958
959 if ((dinfo->disp_info->enum_users != NULL) &&
960 (dinfo->disp_info->enum_acb_mask != r->in.acct_flags)) {
961 TALLOC_FREE(dinfo->disp_info->enum_users);
962 }
963
964 if (dinfo->disp_info->enum_users == NULL) {
965 dinfo->disp_info->enum_users = pdb_search_users(
966 dinfo->disp_info, r->in.acct_flags);
967 dinfo->disp_info->enum_acb_mask = r->in.acct_flags;
968 }
969
970 if (dinfo->disp_info->enum_users == NULL) {
971 /* END AS ROOT !!!! */
972 unbecome_root();
973 return NT_STATUS_ACCESS_DENIED;
974 }
975
976 num_account = pdb_search_entries(dinfo->disp_info->enum_users,
977 enum_context, max_entries,
978 &entries);
979
980 /* END AS ROOT !!!! */
981
982 unbecome_root();
983
984 if (num_account == 0) {
985 DEBUG(5, ("_samr_EnumDomainUsers: enumeration handle over "
986 "total entries\n"));
987 *r->out.resume_handle = *r->in.resume_handle;
988 return NT_STATUS_OK;
989 }
990
991 status = make_user_sam_entry_list(p->mem_ctx, &samr_entries,
992 num_account, enum_context,
993 entries);
994 if (!NT_STATUS_IS_OK(status)) {
995 return status;
996 }
997
998 if (max_entries <= num_account) {
999 status = STATUS_MORE_ENTRIES;
1000 } else {
1001 status = NT_STATUS_OK;
1002 }
1003
1004 /* Ensure we cache this enumeration. */
1005 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1006
1007 DEBUG(5, ("_samr_EnumDomainUsers: %d\n", __LINE__));
1008
1009 samr_array->count = num_account;
1010 samr_array->entries = samr_entries;
1011
1012 *r->out.resume_handle = *r->in.resume_handle + num_account;
1013 *r->out.num_entries = num_account;
1014
1015 DEBUG(5,("_samr_EnumDomainUsers: %d\n", __LINE__));
1016
1017 return status;
1018 }
1019
1020 /*******************************************************************
1021 makes a SAM_ENTRY / UNISTR2* structure from a group list.
1022 ********************************************************************/
1023
1024 static void make_group_sam_entry_list(TALLOC_CTX *ctx,
1025 struct samr_SamEntry **sam_pp,
1026 uint32_t num_sam_entries,
1027 struct samr_displayentry *entries)
1028 {
1029 struct samr_SamEntry *sam;
1030 uint32_t i;
1031
1032 *sam_pp = NULL;
1033
1034 if (num_sam_entries == 0) {
1035 return;
1036 }
1037
1038 sam = TALLOC_ZERO_ARRAY(ctx, struct samr_SamEntry, num_sam_entries);
1039 if (sam == NULL) {
1040 return;
1041 }
1042
1043 for (i = 0; i < num_sam_entries; i++) {
1044 /*
1045 * JRA. I think this should include the null. TNG does not.
1046 */
1047 init_lsa_String(&sam[i].name, entries[i].account_name);
1048 sam[i].idx = entries[i].rid;
1049 }
1050
1051 *sam_pp = sam;
1052 }
1053
1054 /*******************************************************************
1055 _samr_EnumDomainGroups
1056 ********************************************************************/
1057
1058 NTSTATUS _samr_EnumDomainGroups(pipes_struct *p,
1059 struct samr_EnumDomainGroups *r)
1060 {
1061 NTSTATUS status;
1062 struct samr_domain_info *dinfo;
1063 struct samr_displayentry *groups;
1064 uint32 num_groups;
1065 struct samr_SamArray *samr_array = NULL;
1066 struct samr_SamEntry *samr_entries = NULL;
1067
1068 dinfo = policy_handle_find(p, r->in.domain_handle,
1069 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1070 struct samr_domain_info, &status);
1071 if (!NT_STATUS_IS_OK(status)) {
1072 return status;
1073 }
1074
1075 DEBUG(5,("_samr_EnumDomainGroups: %d\n", __LINE__));
1076
1077 samr_array = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
1078 if (!samr_array) {
1079 return NT_STATUS_NO_MEMORY;
1080 }
1081 *r->out.sam = samr_array;
1082
1083 if (sid_check_is_builtin(&dinfo->sid)) {
1084 /* No groups in builtin. */
1085 *r->out.resume_handle = *r->in.resume_handle;
1086 DEBUG(5,("_samr_EnumDomainGroups: No groups in BUILTIN\n"));
1087 return status;
1088 }
1089
1090 /* the domain group array is being allocated in the function below */
1091
1092 become_root();
1093
1094 if (dinfo->disp_info->groups == NULL) {
1095 dinfo->disp_info->groups = pdb_search_groups(dinfo->disp_info);
1096
1097 if (dinfo->disp_info->groups == NULL) {
1098 unbecome_root();
1099 return NT_STATUS_ACCESS_DENIED;
1100 }
1101 }
1102
1103 num_groups = pdb_search_entries(dinfo->disp_info->groups,
1104 *r->in.resume_handle,
1105 MAX_SAM_ENTRIES, &groups);
1106 unbecome_root();
1107
1108 /* Ensure we cache this enumeration. */
1109 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1110
1111 make_group_sam_entry_list(p->mem_ctx, &samr_entries,
1112 num_groups, groups);
1113
1114 if (MAX_SAM_ENTRIES <= num_groups) {
1115 status = STATUS_MORE_ENTRIES;
1116 } else {
1117 status = NT_STATUS_OK;
1118 }
1119
1120 samr_array->count = num_groups;
1121 samr_array->entries = samr_entries;
1122
1123 *r->out.num_entries = num_groups;
1124 *r->out.resume_handle = num_groups + *r->in.resume_handle;
1125
1126 DEBUG(5,("_samr_EnumDomainGroups: %d\n", __LINE__));
1127
1128 return status;
1129 }
1130
1131 /*******************************************************************
1132 _samr_EnumDomainAliases
1133 ********************************************************************/
1134
1135 NTSTATUS _samr_EnumDomainAliases(pipes_struct *p,
1136 struct samr_EnumDomainAliases *r)
1137 {
1138 NTSTATUS status;
1139 struct samr_domain_info *dinfo;
1140 struct samr_displayentry *aliases;
1141 uint32 num_aliases = 0;
1142 struct samr_SamArray *samr_array = NULL;
1143 struct samr_SamEntry *samr_entries = NULL;
1144
1145 dinfo = policy_handle_find(p, r->in.domain_handle,
1146 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1147 struct samr_domain_info, &status);
1148 if (!NT_STATUS_IS_OK(status)) {
1149 return status;
1150 }
1151
1152 DEBUG(5,("_samr_EnumDomainAliases: sid %s\n",
1153 sid_string_dbg(&dinfo->sid)));
1154
1155 samr_array = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
1156 if (!samr_array) {
1157 return NT_STATUS_NO_MEMORY;
1158 }
1159
1160 become_root();
1161
1162 if (dinfo->disp_info->aliases == NULL) {
1163 dinfo->disp_info->aliases = pdb_search_aliases(
1164 dinfo->disp_info, &dinfo->sid);
1165 if (dinfo->disp_info->aliases == NULL) {
1166 unbecome_root();
1167 return NT_STATUS_ACCESS_DENIED;
1168 }
1169 }
1170
1171 num_aliases = pdb_search_entries(dinfo->disp_info->aliases,
1172 *r->in.resume_handle,
1173 MAX_SAM_ENTRIES, &aliases);
1174 unbecome_root();
1175
1176 /* Ensure we cache this enumeration. */
1177 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1178
1179 make_group_sam_entry_list(p->mem_ctx, &samr_entries,
1180 num_aliases, aliases);
1181
1182 DEBUG(5,("_samr_EnumDomainAliases: %d\n", __LINE__));
1183
1184 if (MAX_SAM_ENTRIES <= num_aliases) {
1185 status = STATUS_MORE_ENTRIES;
1186 } else {
1187 status = NT_STATUS_OK;
1188 }
1189
1190 samr_array->count = num_aliases;
1191 samr_array->entries = samr_entries;
1192
1193 *r->out.sam = samr_array;
1194 *r->out.num_entries = num_aliases;
1195 *r->out.resume_handle = num_aliases + *r->in.resume_handle;
1196
1197 return status;
1198 }
1199
1200 /*******************************************************************
1201 inits a samr_DispInfoGeneral structure.
1202 ********************************************************************/
1203
1204 static NTSTATUS init_samr_dispinfo_1(TALLOC_CTX *ctx,
1205 struct samr_DispInfoGeneral *r,
1206 uint32_t num_entries,
1207 uint32_t start_idx,
1208 struct samr_displayentry *entries)
1209 {
1210 uint32 i;
1211
1212 DEBUG(10, ("init_samr_dispinfo_1: num_entries: %d\n", num_entries));
1213
1214 if (num_entries == 0) {
1215 return NT_STATUS_OK;
1216 }
1217
1218 r->count = num_entries;
1219
1220 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryGeneral, num_entries);
1221 if (!r->entries) {
1222 return NT_STATUS_NO_MEMORY;
1223 }
1224
1225 for (i = 0; i < num_entries ; i++) {
1226
1227 init_lsa_String(&r->entries[i].account_name,
1228 entries[i].account_name);
1229
1230 init_lsa_String(&r->entries[i].description,
1231 entries[i].description);
1232
1233 init_lsa_String(&r->entries[i].full_name,
1234 entries[i].fullname);
1235
1236 r->entries[i].rid = entries[i].rid;
1237 r->entries[i].acct_flags = entries[i].acct_flags;
1238 r->entries[i].idx = start_idx+i+1;
1239 }
1240
1241 return NT_STATUS_OK;
1242 }
1243
1244 /*******************************************************************
1245 inits a samr_DispInfoFull structure.
1246 ********************************************************************/
1247
1248 static NTSTATUS init_samr_dispinfo_2(TALLOC_CTX *ctx,
1249 struct samr_DispInfoFull *r,
1250 uint32_t num_entries,
1251 uint32_t start_idx,
1252 struct samr_displayentry *entries)
1253 {
1254 uint32_t i;
1255
1256 DEBUG(10, ("init_samr_dispinfo_2: num_entries: %d\n", num_entries));
1257
1258 if (num_entries == 0) {
1259 return NT_STATUS_OK;
1260 }
1261
1262 r->count = num_entries;
1263
1264 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryFull, num_entries);
1265 if (!r->entries) {
1266 return NT_STATUS_NO_MEMORY;
1267 }
1268
1269 for (i = 0; i < num_entries ; i++) {
1270
1271 init_lsa_String(&r->entries[i].account_name,
1272 entries[i].account_name);
1273
1274 init_lsa_String(&r->entries[i].description,
1275 entries[i].description);
1276
1277 r->entries[i].rid = entries[i].rid;
1278 r->entries[i].acct_flags = entries[i].acct_flags;
1279 r->entries[i].idx = start_idx+i+1;
1280 }
1281
1282 return NT_STATUS_OK;
1283 }
1284
1285 /*******************************************************************
1286 inits a samr_DispInfoFullGroups structure.
1287 ********************************************************************/
1288
1289 static NTSTATUS init_samr_dispinfo_3(TALLOC_CTX *ctx,
1290 struct samr_DispInfoFullGroups *r,
1291 uint32_t num_entries,
1292 uint32_t start_idx,
1293 struct samr_displayentry *entries)
1294 {
1295 uint32_t i;
1296
1297 DEBUG(5, ("init_samr_dispinfo_3: num_entries: %d\n", num_entries));
1298
1299 if (num_entries == 0) {
1300 return NT_STATUS_OK;
1301 }
1302
1303 r->count = num_entries;
1304
1305 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryFullGroup, num_entries);
1306 if (!r->entries) {
1307 return NT_STATUS_NO_MEMORY;
1308 }
1309
1310 for (i = 0; i < num_entries ; i++) {
1311
1312 init_lsa_String(&r->entries[i].account_name,
1313 entries[i].account_name);
1314
1315 init_lsa_String(&r->entries[i].description,
1316 entries[i].description);
1317
1318 r->entries[i].rid = entries[i].rid;
1319 r->entries[i].acct_flags = entries[i].acct_flags;
1320 r->entries[i].idx = start_idx+i+1;
1321 }
1322
1323 return NT_STATUS_OK;
1324 }
1325
1326 /*******************************************************************
1327 inits a samr_DispInfoAscii structure.
1328 ********************************************************************/
1329
1330 static NTSTATUS init_samr_dispinfo_4(TALLOC_CTX *ctx,
1331 struct samr_DispInfoAscii *r,
1332 uint32_t num_entries,
1333 uint32_t start_idx,
1334 struct samr_displayentry *entries)
1335 {
1336 uint32_t i;
1337
1338 DEBUG(5, ("init_samr_dispinfo_4: num_entries: %d\n", num_entries));
1339
1340 if (num_entries == 0) {
1341 return NT_STATUS_OK;
1342 }
1343
1344 r->count = num_entries;
1345
1346 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryAscii, num_entries);
1347 if (!r->entries) {
1348 return NT_STATUS_NO_MEMORY;
1349 }
1350
1351 for (i = 0; i < num_entries ; i++) {
1352
1353 init_lsa_AsciiStringLarge(&r->entries[i].account_name,
1354 entries[i].account_name);
1355
1356 r->entries[i].idx = start_idx+i+1;
1357 }
1358
1359 return NT_STATUS_OK;
1360 }
1361
1362 /*******************************************************************
1363 inits a samr_DispInfoAscii structure.
1364 ********************************************************************/
1365
1366 static NTSTATUS init_samr_dispinfo_5(TALLOC_CTX *ctx,
1367 struct samr_DispInfoAscii *r,
1368 uint32_t num_entries,
1369 uint32_t start_idx,
1370 struct samr_displayentry *entries)
1371 {
1372 uint32_t i;
1373
1374 DEBUG(5, ("init_samr_dispinfo_5: num_entries: %d\n", num_entries));
1375
1376 if (num_entries == 0) {
1377 return NT_STATUS_OK;
1378 }
1379
1380 r->count = num_entries;
1381
1382 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryAscii, num_entries);
1383 if (!r->entries) {
1384 return NT_STATUS_NO_MEMORY;
1385 }
1386
1387 for (i = 0; i < num_entries ; i++) {
1388
1389 init_lsa_AsciiStringLarge(&r->entries[i].account_name,
1390 entries[i].account_name);
1391
1392 r->entries[i].idx = start_idx+i+1;
1393 }
1394
1395 return NT_STATUS_OK;
1396 }
1397
1398 /*******************************************************************
1399 _samr_QueryDisplayInfo
1400 ********************************************************************/
1401
1402 NTSTATUS _samr_QueryDisplayInfo(pipes_struct *p,
1403 struct samr_QueryDisplayInfo *r)
1404 {
1405 NTSTATUS status;
1406 struct samr_domain_info *dinfo;
1407 uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */
1408
1409 uint32 max_entries = r->in.max_entries;
1410
1411 union samr_DispInfo *disp_info = r->out.info;
1412
1413 uint32 temp_size=0;
1414 NTSTATUS disp_ret = NT_STATUS_UNSUCCESSFUL;
1415 uint32 num_account = 0;
1416 enum remote_arch_types ra_type = get_remote_arch();
1417 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
1418 struct samr_displayentry *entries = NULL;
1419
1420 DEBUG(5,("_samr_QueryDisplayInfo: %d\n", __LINE__));
1421
1422 dinfo = policy_handle_find(p, r->in.domain_handle,
1423 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1424 struct samr_domain_info, &status);
1425 if (!NT_STATUS_IS_OK(status)) {
1426 return status;
1427 }
1428
1429 if (sid_check_is_builtin(&dinfo->sid)) {
1430 DEBUG(5,("_samr_QueryDisplayInfo: no users in BUILTIN\n"));
1431 return NT_STATUS_OK;
1432 }
1433
1434 /*
1435 * calculate how many entries we will return.
1436 * based on
1437 * - the number of entries the client asked
1438 * - our limit on that
1439 * - the starting point (enumeration context)
1440 * - the buffer size the client will accept
1441 */
1442
1443 /*
1444 * We are a lot more like W2K. Instead of reading the SAM
1445 * each time to find the records we need to send back,
1446 * we read it once and link that copy to the sam handle.
1447 * For large user list (over the MAX_SAM_ENTRIES)
1448 * it's a definitive win.
1449 * second point to notice: between enumerations
1450 * our sam is now the same as it's a snapshoot.
1451 * third point: got rid of the static SAM_USER_21 struct
1452 * no more intermediate.
1453 * con: it uses much more memory, as a full copy is stored
1454 * in memory.
1455 *
1456 * If you want to change it, think twice and think
1457 * of the second point , that's really important.
1458 *
1459 * JFM, 12/20/2001
1460 */
1461
1462 if ((r->in.level < 1) || (r->in.level > 5)) {
1463 DEBUG(0,("_samr_QueryDisplayInfo: Unknown info level (%u)\n",
1464 (unsigned int)r->in.level ));
1465 return NT_STATUS_INVALID_INFO_CLASS;
1466 }
1467
1468 /* first limit the number of entries we will return */
1469 if (r->in.max_entries > max_sam_entries) {
1470 DEBUG(5, ("_samr_QueryDisplayInfo: client requested %d "
1471 "entries, limiting to %d\n", r->in.max_entries,
1472 max_sam_entries));
1473 max_entries = max_sam_entries;
1474 }
1475
1476 /* calculate the size and limit on the number of entries we will
1477 * return */
1478
1479 temp_size=max_entries*struct_size;
1480
1481 if (temp_size > r->in.buf_size) {
1482 max_entries = MIN((r->in.buf_size / struct_size),max_entries);;
1483 DEBUG(5, ("_samr_QueryDisplayInfo: buffer size limits to "
1484 "only %d entries\n", max_entries));
1485 }
1486
1487 become_root();
1488
1489 /* THe following done as ROOT. Don't return without unbecome_root(). */
1490
1491 switch (r->in.level) {
1492 case 1:
1493 case 4:
1494 if (dinfo->disp_info->users == NULL) {
1495 dinfo->disp_info->users = pdb_search_users(
1496 dinfo->disp_info, ACB_NORMAL);
1497 if (dinfo->disp_info->users == NULL) {
1498 unbecome_root();
1499 return NT_STATUS_ACCESS_DENIED;
1500 }
1501 DEBUG(10,("_samr_QueryDisplayInfo: starting user enumeration at index %u\n",
1502 (unsigned int)r->in.start_idx));
1503 } else {
1504 DEBUG(10,("_samr_QueryDisplayInfo: using cached user enumeration at index %u\n",
1505 (unsigned int)r->in.start_idx));
1506 }
1507
1508 num_account = pdb_search_entries(dinfo->disp_info->users,
1509 r->in.start_idx, max_entries,
1510 &entries);
1511 break;
1512 case 2:
1513 if (dinfo->disp_info->machines == NULL) {
1514 dinfo->disp_info->machines = pdb_search_users(
1515 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
1516 if (dinfo->disp_info->machines == NULL) {
1517 unbecome_root();
1518 return NT_STATUS_ACCESS_DENIED;
1519 }
1520 DEBUG(10,("_samr_QueryDisplayInfo: starting machine enumeration at index %u\n",
1521 (unsigned int)r->in.start_idx));
1522 } else {
1523 DEBUG(10,("_samr_QueryDisplayInfo: using cached machine enumeration at index %u\n",
1524 (unsigned int)r->in.start_idx));
1525 }
1526
1527 num_account = pdb_search_entries(dinfo->disp_info->machines,
1528 r->in.start_idx, max_entries,
1529 &entries);
1530 break;
1531 case 3:
1532 case 5:
1533 if (dinfo->disp_info->groups == NULL) {
1534 dinfo->disp_info->groups = pdb_search_groups(
1535 dinfo->disp_info);
1536 if (dinfo->disp_info->groups == NULL) {
1537 unbecome_root();
1538 return NT_STATUS_ACCESS_DENIED;
1539 }
1540 DEBUG(10,("_samr_QueryDisplayInfo: starting group enumeration at index %u\n",
1541 (unsigned int)r->in.start_idx));
1542 } else {
1543 DEBUG(10,("_samr_QueryDisplayInfo: using cached group enumeration at index %u\n",
1544 (unsigned int)r->in.start_idx));
1545 }
1546
1547 num_account = pdb_search_entries(dinfo->disp_info->groups,
1548 r->in.start_idx, max_entries,
1549 &entries);
1550 break;
1551 default:
1552 unbecome_root();
1553 smb_panic("info class changed");
1554 break;
1555 }
1556 unbecome_root();
1557
1558
1559 /* Now create reply structure */
1560 switch (r->in.level) {
1561 case 1:
1562 disp_ret = init_samr_dispinfo_1(p->mem_ctx, &disp_info->info1,
1563 num_account, r->in.start_idx,
1564 entries);
1565 break;
1566 case 2:
1567 disp_ret = init_samr_dispinfo_2(p->mem_ctx, &disp_info->info2,
1568 num_account, r->in.start_idx,
1569 entries);
1570 break;
1571 case 3:
1572 disp_ret = init_samr_dispinfo_3(p->mem_ctx, &disp_info->info3,
1573 num_account, r->in.start_idx,
1574 entries);
1575 break;
1576 case 4:
1577 disp_ret = init_samr_dispinfo_4(p->mem_ctx, &disp_info->info4,
1578 num_account, r->in.start_idx,
1579 entries);
1580 break;
1581 case 5:
1582 disp_ret = init_samr_dispinfo_5(p->mem_ctx, &disp_info->info5,
1583 num_account, r->in.start_idx,
1584 entries);
1585 break;
1586 default:
1587 smb_panic("info class changed");
1588 break;
1589 }
1590
1591 if (!NT_STATUS_IS_OK(disp_ret))
1592 return disp_ret;
1593
1594 if (max_entries <= num_account) {
1595 status = STATUS_MORE_ENTRIES;
1596 } else {
1597 status = NT_STATUS_OK;
1598 }
1599
1600 /* Ensure we cache this enumeration. */
1601 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1602
1603 DEBUG(5, ("_samr_QueryDisplayInfo: %d\n", __LINE__));
1604
1605 *r->out.total_size = num_account * struct_size;
1606 *r->out.returned_size = temp_size;
1607
1608 return status;
1609 }
1610
1611 /****************************************************************
1612 _samr_QueryDisplayInfo2
1613 ****************************************************************/
1614
1615 NTSTATUS _samr_QueryDisplayInfo2(pipes_struct *p,
1616 struct samr_QueryDisplayInfo2 *r)
1617 {
1618 struct samr_QueryDisplayInfo q;
1619
1620 q.in.domain_handle = r->in.domain_handle;
1621 q.in.level = r->in.level;
1622 q.in.start_idx = r->in.start_idx;
1623 q.in.max_entries = r->in.max_entries;
1624 q.in.buf_size = r->in.buf_size;
1625
1626 q.out.total_size = r->out.total_size;
1627 q.out.returned_size = r->out.returned_size;
1628 q.out.info = r->out.info;
1629
1630 return _samr_QueryDisplayInfo(p, &q);
1631 }
1632
1633 /****************************************************************
1634 _samr_QueryDisplayInfo3
1635 ****************************************************************/
1636
1637 NTSTATUS _samr_QueryDisplayInfo3(pipes_struct *p,
1638 struct samr_QueryDisplayInfo3 *r)
1639 {
1640 struct samr_QueryDisplayInfo q;
1641
1642 q.in.domain_handle = r->in.domain_handle;
1643 q.in.level = r->in.level;
1644 q.in.start_idx = r->in.start_idx;
1645 q.in.max_entries = r->in.max_entries;
1646 q.in.buf_size = r->in.buf_size;
1647
1648 q.out.total_size = r->out.total_size;
1649 q.out.returned_size = r->out.returned_size;
1650 q.out.info = r->out.info;
1651
1652 return _samr_QueryDisplayInfo(p, &q);
1653 }
1654
1655 /*******************************************************************
1656 _samr_QueryAliasInfo
1657 ********************************************************************/
1658
1659 NTSTATUS _samr_QueryAliasInfo(pipes_struct *p,
1660 struct samr_QueryAliasInfo *r)
1661 {
1662 struct samr_alias_info *ainfo;
1663 struct acct_info info;
1664 NTSTATUS status;
1665 union samr_AliasInfo *alias_info = NULL;
1666 const char *alias_name = NULL;
1667 const char *alias_description = NULL;
1668
1669 DEBUG(5,("_samr_QueryAliasInfo: %d\n", __LINE__));
1670
1671 ainfo = policy_handle_find(p, r->in.alias_handle,
1672 SAMR_ALIAS_ACCESS_LOOKUP_INFO, NULL,
1673 struct samr_alias_info, &status);
1674 if (!NT_STATUS_IS_OK(status)) {
1675 return status;
1676 }
1677
1678 alias_info = TALLOC_ZERO_P(p->mem_ctx, union samr_AliasInfo);
1679 if (!alias_info) {
1680 return NT_STATUS_NO_MEMORY;
1681 }
1682
1683 become_root();
1684 status = pdb_get_aliasinfo(&ainfo->sid, &info);
1685 unbecome_root();
1686
1687 if ( !NT_STATUS_IS_OK(status))
1688 return status;
1689
1690 /* FIXME: info contains fstrings */
1691 alias_name = talloc_strdup(r, info.acct_name);
1692 alias_description = talloc_strdup(r, info.acct_desc);
1693
1694 switch (r->in.level) {
1695 case ALIASINFOALL:
1696 alias_info->all.name.string = alias_name;
1697 alias_info->all.num_members = 1; /* ??? */
1698 alias_info->all.description.string = alias_description;
1699 break;
1700 case ALIASINFONAME:
1701 alias_info->name.string = alias_name;
1702 break;
1703 case ALIASINFODESCRIPTION:
1704 alias_info->description.string = alias_description;
1705 break;
1706 default:
1707 return NT_STATUS_INVALID_INFO_CLASS;
1708 }
1709
1710 *r->out.info = alias_info;
1711
1712 DEBUG(5,("_samr_QueryAliasInfo: %d\n", __LINE__));
1713
1714 return NT_STATUS_OK;
1715 }
1716
1717 /*******************************************************************
1718 _samr_LookupNames
1719 ********************************************************************/
1720
1721 NTSTATUS _samr_LookupNames(pipes_struct *p,
1722 struct samr_LookupNames *r)
1723 {
1724 struct samr_domain_info *dinfo;
1725 NTSTATUS status;
1726 uint32 *rid;
1727 enum lsa_SidType *type;
1728 int i;
1729 int num_rids = r->in.num_names;
1730 struct samr_Ids rids, types;
1731 uint32_t num_mapped = 0;
1732
1733 DEBUG(5,("_samr_LookupNames: %d\n", __LINE__));
1734
1735 dinfo = policy_handle_find(p, r->in.domain_handle,
1736 0 /* Don't know the acc_bits yet */, NULL,
1737 struct samr_domain_info, &status);
1738 if (!NT_STATUS_IS_OK(status)) {
1739 return status;
1740 }
1741
1742 if (num_rids > MAX_SAM_ENTRIES) {
1743 num_rids = MAX_SAM_ENTRIES;
1744 DEBUG(5,("_samr_LookupNames: truncating entries to %d\n", num_rids));
1745 }
1746
1747 rid = talloc_array(p->mem_ctx, uint32, num_rids);
1748 NT_STATUS_HAVE_NO_MEMORY(rid);
1749
1750 type = talloc_array(p->mem_ctx, enum lsa_SidType, num_rids);
1751 NT_STATUS_HAVE_NO_MEMORY(type);
1752
1753 DEBUG(5,("_samr_LookupNames: looking name on SID %s\n",
1754 sid_string_dbg(&dinfo->sid)));
1755
1756 for (i = 0; i < num_rids; i++) {
1757
1758 status = NT_STATUS_NONE_MAPPED;
1759 type[i] = SID_NAME_UNKNOWN;
1760
1761 rid[i] = 0xffffffff;
1762
1763 if (sid_check_is_builtin(&dinfo->sid)) {
1764 if (lookup_builtin_name(r->in.names[i].string,
1765 &rid[i]))
1766 {
1767 type[i] = SID_NAME_ALIAS;
1768 }
1769 } else {
1770 lookup_global_sam_name(r->in.names[i].string, 0,
1771 &rid[i], &type[i]);
1772 }
1773
1774 if (type[i] != SID_NAME_UNKNOWN) {
1775 num_mapped++;
1776 }
1777 }
1778
1779 if (num_mapped == num_rids) {
1780 status = NT_STATUS_OK;
1781 } else if (num_mapped == 0) {
1782 status = NT_STATUS_NONE_MAPPED;
1783 } else {
1784 status = STATUS_SOME_UNMAPPED;
1785 }
1786
1787 rids.count = num_rids;
1788 rids.ids = rid;
1789
1790 types.count = num_rids;
1791 types.ids = type;
1792
1793 *r->out.rids = rids;
1794 *r->out.types = types;
1795
1796 DEBUG(5,("_samr_LookupNames: %d\n", __LINE__));
1797
1798 return status;
1799 }
1800
1801 /****************************************************************
1802 _samr_ChangePasswordUser
1803 ****************************************************************/
1804
1805 NTSTATUS _samr_ChangePasswordUser(pipes_struct *p,
1806 struct samr_ChangePasswordUser *r)
1807 {
1808 NTSTATUS status;
1809 bool ret = false;
1810 struct samr_user_info *uinfo;
1811 struct samu *pwd;
1812 struct samr_Password new_lmPwdHash, new_ntPwdHash, checkHash;
1813 struct samr_Password lm_pwd, nt_pwd;
1814
1815 uinfo = policy_handle_find(p, r->in.user_handle,
1816 SAMR_USER_ACCESS_SET_PASSWORD, NULL,
1817 struct samr_user_info, &status);
1818 if (!NT_STATUS_IS_OK(status)) {
1819 return status;
1820 }
1821
1822 DEBUG(5,("_samr_ChangePasswordUser: sid:%s\n",
1823 sid_string_dbg(&uinfo->sid)));
1824
1825 if (!(pwd = samu_new(NULL))) {
1826 return NT_STATUS_NO_MEMORY;
1827 }
1828
1829 become_root();
1830 ret = pdb_getsampwsid(pwd, &uinfo->sid);
1831 unbecome_root();
1832
1833 if (!ret) {
1834 TALLOC_FREE(pwd);
1835 return NT_STATUS_WRONG_PASSWORD;
1836 }
1837
1838 {
1839 const uint8_t *lm_pass, *nt_pass;
1840
1841 lm_pass = pdb_get_lanman_passwd(pwd);
1842 nt_pass = pdb_get_nt_passwd(pwd);
1843
1844 if (!lm_pass || !nt_pass) {
1845 status = NT_STATUS_WRONG_PASSWORD;
1846 goto out;
1847 }
1848
1849 memcpy(&lm_pwd.hash, lm_pass, sizeof(lm_pwd.hash));
1850 memcpy(&nt_pwd.hash, nt_pass, sizeof(nt_pwd.hash));
1851 }
1852
1853 /* basic sanity checking on parameters. Do this before any database ops */
1854 if (!r->in.lm_present || !r->in.nt_present ||
1855 !r->in.old_lm_crypted || !r->in.new_lm_crypted ||
1856 !r->in.old_nt_crypted || !r->in.new_nt_crypted) {
1857 /* we should really handle a change with lm not
1858 present */
1859 status = NT_STATUS_INVALID_PARAMETER_MIX;
1860 goto out;
1861 }
1862
1863 /* decrypt and check the new lm hash */
1864 D_P16(lm_pwd.hash, r->in.new_lm_crypted->hash, new_lmPwdHash.hash);
1865 D_P16(new_lmPwdHash.hash, r->in.old_lm_crypted->hash, checkHash.hash);
1866 if (memcmp(checkHash.hash, lm_pwd.hash, 16) != 0) {
1867 status = NT_STATUS_WRONG_PASSWORD;
1868 goto out;
1869 }
1870
1871 /* decrypt and check the new nt hash */
1872 D_P16(nt_pwd.hash, r->in.new_nt_crypted->hash, new_ntPwdHash.hash);
1873 D_P16(new_ntPwdHash.hash, r->in.old_nt_crypted->hash, checkHash.hash);
1874 if (memcmp(checkHash.hash, nt_pwd.hash, 16) != 0) {
1875 status = NT_STATUS_WRONG_PASSWORD;
1876 goto out;
1877 }
1878
1879 /* The NT Cross is not required by Win2k3 R2, but if present
1880 check the nt cross hash */
1881 if (r->in.cross1_present && r->in.nt_cross) {
1882 D_P16(lm_pwd.hash, r->in.nt_cross->hash, checkHash.hash);
1883 if (memcmp(checkHash.hash, new_ntPwdHash.hash, 16) != 0) {
1884 status = NT_STATUS_WRONG_PASSWORD;
1885 goto out;
1886 }
1887 }
1888
1889 /* The LM Cross is not required by Win2k3 R2, but if present
1890 check the lm cross hash */
1891 if (r->in.cross2_present && r->in.lm_cross) {
1892 D_P16(nt_pwd.hash, r->in.lm_cross->hash, checkHash.hash);
1893 if (memcmp(checkHash.hash, new_lmPwdHash.hash, 16) != 0) {
1894 status = NT_STATUS_WRONG_PASSWORD;
1895 goto out;
1896 }
1897 }
1898
1899 if (!pdb_set_nt_passwd(pwd, new_ntPwdHash.hash, PDB_CHANGED) ||
1900 !pdb_set_lanman_passwd(pwd, new_lmPwdHash.hash, PDB_CHANGED)) {
1901 status = NT_STATUS_ACCESS_DENIED;
1902 goto out;
1903 }
1904
1905 status = pdb_update_sam_account(pwd);
1906 out:
1907 TALLOC_FREE(pwd);
1908
1909 return status;
1910 }
1911
1912 /*******************************************************************
1913 _samr_ChangePasswordUser2
1914 ********************************************************************/
1915
1916 NTSTATUS _samr_ChangePasswordUser2(pipes_struct *p,
1917 struct samr_ChangePasswordUser2 *r)
1918 {
1919 struct smbd_server_connection *sconn = smbd_server_conn;
1920 NTSTATUS status;
1921 fstring user_name;
1922 fstring wks;
1923
1924 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1925
1926 fstrcpy(user_name, r->in.account->string);
1927 fstrcpy(wks, r->in.server->string);
1928
1929 DEBUG(5,("_samr_ChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1930
1931 /*
1932 * Pass the user through the NT -> unix user mapping
1933 * function.
1934 */
1935
1936 (void)map_username(sconn, user_name);
1937
1938 /*
1939 * UNIX username case mangling not required, pass_oem_change
1940 * is case insensitive.
1941 */
1942
1943 status = pass_oem_change(user_name,
1944 r->in.lm_password->data,
1945 r->in.lm_verifier->hash,
1946 r->in.nt_password->data,
1947 r->in.nt_verifier->hash,
1948 NULL);
1949
1950 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1951
1952 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
1953 return NT_STATUS_WRONG_PASSWORD;
1954 }
1955
1956 return status;
1957 }
1958
1959 /****************************************************************
1960 _samr_OemChangePasswordUser2
1961 ****************************************************************/
1962
1963 NTSTATUS _samr_OemChangePasswordUser2(pipes_struct *p,
1964 struct samr_OemChangePasswordUser2 *r)
1965 {
1966 struct smbd_server_connection *sconn = smbd_server_conn;
1967 NTSTATUS status;
1968 fstring user_name;
1969 const char *wks = NULL;
1970
1971 DEBUG(5,("_samr_OemChangePasswordUser2: %d\n", __LINE__));
1972
1973 fstrcpy(user_name, r->in.account->string);
1974 if (r->in.server && r->in.server->string) {
1975 wks = r->in.server->string;
1976 }
1977
1978 DEBUG(5,("_samr_OemChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1979
1980 /*
1981 * Pass the user through the NT -> unix user mapping
1982 * function.
1983 */
1984
1985 (void)map_username(sconn, user_name);
1986
1987 /*
1988 * UNIX username case mangling not required, pass_oem_change
1989 * is case insensitive.
1990 */
1991
1992 if (!r->in.hash || !r->in.password) {
1993 return NT_STATUS_INVALID_PARAMETER;
1994 }
1995
1996 status = pass_oem_change(user_name,
1997 r->in.password->data,
1998 r->in.hash->hash,
1999 0,
2000 0,
2001 NULL);
2002
2003 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
2004 return NT_STATUS_WRONG_PASSWORD;
2005 }
2006
2007 DEBUG(5,("_samr_OemChangePasswordUser2: %d\n", __LINE__));
2008
2009 return status;
2010 }
2011
2012 /*******************************************************************
2013 _samr_ChangePasswordUser3
2014 ********************************************************************/
2015
2016 NTSTATUS _samr_ChangePasswordUser3(pipes_struct *p,
2017 struct samr_ChangePasswordUser3 *r)
2018 {
2019 struct smbd_server_connection *sconn = smbd_server_conn;
2020 NTSTATUS status;
2021 fstring user_name;
2022 const char *wks = NULL;
2023 uint32 reject_reason;
2024 struct samr_DomInfo1 *dominfo = NULL;
2025 struct samr_ChangeReject *reject = NULL;
2026 uint32_t tmp;
2027
2028 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
2029
2030 fstrcpy(user_name, r->in.account->string);
2031 if (r->in.server && r->in.server->string) {
2032 wks = r->in.server->string;
2033 }
2034
2035 DEBUG(5,("_samr_ChangePasswordUser3: user: %s wks: %s\n", user_name, wks));
2036
2037 /*
2038 * Pass the user through the NT -> unix user mapping
2039 * function.
2040 */
2041
2042 (void)map_username(sconn, user_name);
2043
2044 /*
2045 * UNIX username case mangling not required, pass_oem_change
2046 * is case insensitive.
2047 */
2048
2049 status = pass_oem_change(user_name,
2050 r->in.lm_password->data,
2051 r->in.lm_verifier->hash,
2052 r->in.nt_password->data,
2053 r->in.nt_verifier->hash,
2054 &reject_reason);
2055 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
2056 return NT_STATUS_WRONG_PASSWORD;
2057 }
2058
2059 if (NT_STATUS_EQUAL(status, NT_STATUS_PASSWORD_RESTRICTION) ||
2060 NT_STATUS_EQUAL(status, NT_STATUS_ACCOUNT_RESTRICTION)) {
2061
2062 time_t u_expire, u_min_age;
2063 uint32 account_policy_temp;
2064
2065 dominfo = TALLOC_ZERO_P(p->mem_ctx, struct samr_DomInfo1);
2066 if (!dominfo) {
2067 return NT_STATUS_NO_MEMORY;
2068 }
2069
2070 reject = TALLOC_ZERO_P(p->mem_ctx, struct samr_ChangeReject);
2071 if (!reject) {
2072 return NT_STATUS_NO_MEMORY;
2073 }
2074
2075 become_root();
2076
2077 /* AS ROOT !!! */
2078
2079 pdb_get_account_policy(AP_MIN_PASSWORD_LEN, &tmp);
2080 dominfo->min_password_length = tmp;
2081
2082 pdb_get_account_policy(AP_PASSWORD_HISTORY, &tmp);
2083 dominfo->password_history_length = tmp;
2084
2085 pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS,
2086 &dominfo->password_properties);
2087
2088 pdb_get_account_policy(AP_MAX_PASSWORD_AGE, &account_policy_temp);
2089 u_expire = account_policy_temp;
2090
2091 pdb_get_account_policy(AP_MIN_PASSWORD_AGE, &account_policy_temp);
2092 u_min_age = account_policy_temp;
2093
2094 /* !AS ROOT */
2095
2096 unbecome_root();
2097
2098 unix_to_nt_time_abs((NTTIME *)&dominfo->max_password_age, u_expire);
2099 unix_to_nt_time_abs((NTTIME *)&dominfo->min_password_age, u_min_age);
2100
2101 if (lp_check_password_script() && *lp_check_password_script()) {
2102 dominfo->password_properties |= DOMAIN_PASSWORD_COMPLEX;
2103 }
2104
2105 reject->reason = reject_reason;
2106
2107 *r->out.dominfo = dominfo;
2108 *r->out.reject = reject;
2109 }
2110
2111 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
2112
2113 return status;
2114 }
2115
2116 /*******************************************************************
2117 makes a SAMR_R_LOOKUP_RIDS structure.
2118 ********************************************************************/
2119
2120 static bool make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names,
2121 const char **names,
2122 struct lsa_String **lsa_name_array_p)
2123 {
2124 struct lsa_String *lsa_name_array = NULL;
2125 uint32_t i;
2126
2127 *lsa_name_array_p = NULL;
2128
2129 if (num_names != 0) {
2130 lsa_name_array = TALLOC_ZERO_ARRAY(ctx, struct lsa_String, num_names);
2131 if (!lsa_name_array) {
2132 return false;
2133 }
2134 }
2135
2136 for (i = 0; i < num_names; i++) {
2137 DEBUG(10, ("names[%d]:%s\n", i, names[i] && *names[i] ? names[i] : ""));
2138 init_lsa_String(&lsa_name_array[i], names[i]);
2139 }
2140
2141 *lsa_name_array_p = lsa_name_array;
2142
2143 return true;
2144 }
2145
2146 /*******************************************************************
2147 _samr_LookupRids
2148 ********************************************************************/
2149
2150 NTSTATUS _samr_LookupRids(pipes_struct *p,
2151 struct samr_LookupRids *r)
2152 {
2153 struct samr_domain_info *dinfo;
2154 NTSTATUS status;
2155 const char **names;
2156 enum lsa_SidType *attrs = NULL;
2157 uint32 *wire_attrs = NULL;
2158 int num_rids = (int)r->in.num_rids;
2159 int i;
2160 struct lsa_Strings names_array;
2161 struct samr_Ids types_array;
2162 struct lsa_String *lsa_names = NULL;
2163
2164 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2165
2166 dinfo = policy_handle_find(p, r->in.domain_handle,
2167 0 /* Don't know the acc_bits yet */, NULL,
2168 struct samr_domain_info, &status);
2169 if (!NT_STATUS_IS_OK(status)) {
2170 return status;
2171 }
2172
2173 if (num_rids > 1000) {
2174 DEBUG(0, ("Got asked for %d rids (more than 1000) -- according "
2175 "to samba4 idl this is not possible\n", num_rids));
2176 return NT_STATUS_UNSUCCESSFUL;
2177 }
2178
2179 if (num_rids) {
2180 names = TALLOC_ZERO_ARRAY(p->mem_ctx, const char *, num_rids);
2181 attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, enum lsa_SidType, num_rids);
2182 wire_attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_rids);
2183
2184 if ((names == NULL) || (attrs == NULL) || (wire_attrs==NULL))
2185 return NT_STATUS_NO_MEMORY;
2186 } else {
2187 names = NULL;
2188 attrs = NULL;
2189 wire_attrs = NULL;
2190 }
2191
2192 become_root(); /* lookup_sid can require root privs */
2193 status = pdb_lookup_rids(&dinfo->sid, num_rids, r->in.rids,
2194 names, attrs);
2195 unbecome_root();
2196
2197 if (NT_STATUS_EQUAL(status, NT_STATUS_NONE_MAPPED) && (num_rids == 0)) {
2198 status = NT_STATUS_OK;
2199 }
2200
2201 if (!make_samr_lookup_rids(p->mem_ctx, num_rids, names,
2202 &lsa_names)) {
2203 return NT_STATUS_NO_MEMORY;
2204 }
2205
2206 /* Convert from enum lsa_SidType to uint32 for wire format. */
2207 for (i = 0; i < num_rids; i++) {
2208 wire_attrs[i] = (uint32)attrs[i];
2209 }
2210
2211 names_array.count = num_rids;
2212 names_array.names = lsa_names;
2213
2214 types_array.count = num_rids;
2215 types_array.ids = wire_attrs;
2216
2217 *r->out.names = names_array;
2218 *r->out.types = types_array;
2219
2220 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2221
2222 return status;
2223 }
2224
2225 /*******************************************************************
2226 _samr_OpenUser
2227 ********************************************************************/
2228
2229 NTSTATUS _samr_OpenUser(pipes_struct *p,
2230 struct samr_OpenUser *r)
2231 {
2232 struct samu *sampass=NULL;
2233 DOM_SID sid;
2234 struct samr_domain_info *dinfo;
2235 struct samr_user_info *uinfo;
2236 SEC_DESC *psd = NULL;
2237 uint32 acc_granted;
2238 uint32 des_access = r->in.access_mask;
2239 uint32_t extra_access = 0;
2240 size_t sd_size;
2241 bool ret;
2242 NTSTATUS nt_status;
2243 SE_PRIV se_rights;
2244 NTSTATUS status;
2245
2246 dinfo = policy_handle_find(p, r->in.domain_handle,
2247 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
2248 struct samr_domain_info, &status);
2249 if (!NT_STATUS_IS_OK(status)) {
2250 return status;
2251 }
2252
2253 if ( !(sampass = samu_new( p->mem_ctx )) ) {
2254 return NT_STATUS_NO_MEMORY;
2255 }
2256
2257 /* append the user's RID to it */
2258
2259 if (!sid_compose(&sid, &dinfo->sid, r->in.rid))
2260 return NT_STATUS_NO_SUCH_USER;
2261
2262 /* check if access can be granted as requested by client. */
2263
2264 map_max_allowed_access(p->server_info->ptok, &des_access);
2265
2266 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping, &sid, SAMR_USR_RIGHTS_WRITE_PW);
2267 se_map_generic(&des_access, &usr_generic_mapping);
2268
2269 /*
2270 * Get the sampass first as we need to check privilages
2271 * based on what kind of user object this is.
2272 * But don't reveal info too early if it didn't exist.
2273 */
2274
2275 become_root();
2276 ret=pdb_getsampwsid(sampass, &sid);
2277 unbecome_root();
2278
2279 se_priv_copy(&se_rights, &se_priv_none);
2280
2281 /*
2282 * We do the override access checks on *open*, not at
2283 * SetUserInfo time.
2284 */
2285 if (ret) {
2286 uint32_t acb_info = pdb_get_acct_ctrl(sampass);
2287
2288 if ((acb_info & ACB_WSTRUST) &&
2289 user_has_any_privilege(p->server_info->ptok,
2290 &se_machine_account)) {
2291 /*
2292 * SeMachineAccount is needed to add
2293 * GENERIC_RIGHTS_USER_WRITE to a machine
2294 * account.
2295 */
2296 se_priv_add(&se_rights, &se_machine_account);
2297 DEBUG(10,("_samr_OpenUser: adding machine account "
2298 "rights to handle for user %s\n",
2299 pdb_get_username(sampass) ));
2300 }
2301 if ((acb_info & ACB_NORMAL) &&
2302 user_has_any_privilege(p->server_info->ptok,
2303 &se_add_users)) {
2304 /*
2305 * SeAddUsers is needed to add
2306 * GENERIC_RIGHTS_USER_WRITE to a normal
2307 * account.
2308 */
2309 se_priv_add(&se_rights, &se_add_users);
2310 DEBUG(10,("_samr_OpenUser: adding add user "
2311 "rights to handle for user %s\n",
2312 pdb_get_username(sampass) ));
2313 }
2314 /*
2315 * Cheat - allow GENERIC_RIGHTS_USER_WRITE if pipe user is
2316 * in DOMAIN_GROUP_RID_ADMINS. This is almost certainly not
2317 * what Windows does but is a hack for people who haven't
2318 * set up privilages on groups in Samba.
2319 */
2320 if (acb_info & (ACB_SVRTRUST|ACB_DOMTRUST)) {
2321 if (lp_enable_privileges() && nt_token_check_domain_rid(p->server_info->ptok,
2322 DOMAIN_GROUP_RID_ADMINS)) {
2323 des_access &= ~GENERIC_RIGHTS_USER_WRITE;
2324 extra_access = GENERIC_RIGHTS_USER_WRITE;
2325 DEBUG(4,("_samr_OpenUser: Allowing "
2326 "GENERIC_RIGHTS_USER_WRITE for "
2327 "rid admins\n"));
2328 }
2329 }
2330 }
2331
2332 TALLOC_FREE(sampass);
2333
2334 nt_status = access_check_object(psd, p->server_info->ptok,
2335 &se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
2336 &acc_granted, "_samr_OpenUser");
2337
2338 if ( !NT_STATUS_IS_OK(nt_status) )
2339 return nt_status;
2340
2341 /* check that the SID exists in our domain. */
2342 if (ret == False) {
2343 return NT_STATUS_NO_SUCH_USER;
2344 }
2345
2346 /* If we did the rid admins hack above, allow access. */
2347 acc_granted |= extra_access;
2348
2349 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
2350 struct samr_user_info, &nt_status);
2351 if (!NT_STATUS_IS_OK(nt_status)) {
2352 return nt_status;
2353 }
2354 uinfo->sid = sid;
2355
2356 return NT_STATUS_OK;
2357 }
2358
2359 /*************************************************************************
2360 *************************************************************************/
2361
2362 static NTSTATUS init_samr_parameters_string(TALLOC_CTX *mem_ctx,
2363 DATA_BLOB *blob,
2364 struct lsa_BinaryString **_r)
2365 {
2366 struct lsa_BinaryString *r;
2367
2368 if (!blob || !_r) {
2369 return NT_STATUS_INVALID_PARAMETER;
2370 }
2371
2372 r = TALLOC_ZERO_P(mem_ctx, struct lsa_BinaryString);
2373 if (!r) {
2374 return NT_STATUS_NO_MEMORY;
2375 }
2376
2377 r->array = TALLOC_ZERO_ARRAY(mem_ctx, uint16_t, blob->length/2);
2378 if (!r->array) {
2379 return NT_STATUS_NO_MEMORY;
2380 }
2381 memcpy(r->array, blob->data, blob->length);
2382 r->size = blob->length;
2383 r->length = blob->length;
2384
2385 if (!r->array) {
2386 return NT_STATUS_NO_MEMORY;
2387 }
2388
2389 *_r = r;
2390
2391 return NT_STATUS_OK;
2392 }
2393
2394 /*************************************************************************
2395 get_user_info_1.
2396 *************************************************************************/
2397
2398 static NTSTATUS get_user_info_1(TALLOC_CTX *mem_ctx,
2399 struct samr_UserInfo1 *r,
2400 struct samu *pw,
2401 DOM_SID *domain_sid)
2402 {
2403 const DOM_SID *sid_group;
2404 uint32_t primary_gid;
2405
2406 become_root();
2407 sid_group = pdb_get_group_sid(pw);
2408 unbecome_root();
2409
2410 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2411 DEBUG(0, ("get_user_info_1: User %s has Primary Group SID %s, \n"
2412 "which conflicts with the domain sid %s. Failing operation.\n",
2413 pdb_get_username(pw), sid_string_dbg(sid_group),
2414 sid_string_dbg(domain_sid)));
2415 return NT_STATUS_UNSUCCESSFUL;
2416 }
2417
2418 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2419 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2420 r->primary_gid = primary_gid;
2421 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2422 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2423
2424 return NT_STATUS_OK;
2425 }
2426
2427 /*************************************************************************
2428 get_user_info_2.
2429 *************************************************************************/
2430
2431 static NTSTATUS get_user_info_2(TALLOC_CTX *mem_ctx,
2432 struct samr_UserInfo2 *r,
2433 struct samu *pw)
2434 {
2435 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2436 r->unknown.string = NULL;
2437 r->country_code = 0;
2438 r->code_page = 0;
2439
2440 return NT_STATUS_OK;
2441 }
2442
2443 /*************************************************************************
2444 get_user_info_3.
2445 *************************************************************************/
2446
2447 static NTSTATUS get_user_info_3(TALLOC_CTX *mem_ctx,
2448 struct samr_UserInfo3 *r,
2449 struct samu *pw,
2450 DOM_SID *domain_sid)
2451 {
2452 const DOM_SID *sid_user, *sid_group;
2453 uint32_t rid, primary_gid;
2454
2455 sid_user = pdb_get_user_sid(pw);
2456
2457 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2458 DEBUG(0, ("get_user_info_3: User %s has SID %s, \nwhich conflicts with "
2459 "the domain sid %s. Failing operation.\n",
2460 pdb_get_username(pw), sid_string_dbg(sid_user),
2461 sid_string_dbg(domain_sid)));
2462 return NT_STATUS_UNSUCCESSFUL;
2463 }
2464
2465 become_root();
2466 sid_group = pdb_get_group_sid(pw);
2467 unbecome_root();
2468
2469 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2470 DEBUG(0, ("get_user_info_3: User %s has Primary Group SID %s, \n"
2471 "which conflicts with the domain sid %s. Failing operation.\n",
2472 pdb_get_username(pw), sid_string_dbg(sid_group),
2473 sid_string_dbg(domain_sid)));
2474 return NT_STATUS_UNSUCCESSFUL;
2475 }
2476
2477 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2478 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2479 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2480 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2481 unix_to_nt_time(&r->force_password_change, pdb_get_pass_must_change_time(pw));
2482
2483 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2484 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2485 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2486 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2487 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2488 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2489 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2490
2491 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2492 r->rid = rid;
2493 r->primary_gid = primary_gid;
2494 r->acct_flags = pdb_get_acct_ctrl(pw);
2495 r->bad_password_count = pdb_get_bad_password_count(pw);
2496 r->logon_count = pdb_get_logon_count(pw);
2497
2498 return NT_STATUS_OK;
2499 }
2500
2501 /*************************************************************************
2502 get_user_info_4.
2503 *************************************************************************/
2504
2505 static NTSTATUS get_user_info_4(TALLOC_CTX *mem_ctx,
2506 struct samr_UserInfo4 *r,
2507 struct samu *pw)
2508 {
2509 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2510
2511 return NT_STATUS_OK;
2512 }
2513
2514 /*************************************************************************
2515 get_user_info_5.
2516 *************************************************************************/
2517
2518 static NTSTATUS get_user_info_5(TALLOC_CTX *mem_ctx,
2519 struct samr_UserInfo5 *r,
2520 struct samu *pw,
2521 DOM_SID *domain_sid)
2522 {
2523 const DOM_SID *sid_user, *sid_group;
2524 uint32_t rid, primary_gid;
2525
2526 sid_user = pdb_get_user_sid(pw);
2527
2528 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2529 DEBUG(0, ("get_user_info_5: User %s has SID %s, \nwhich conflicts with "
2530 "the domain sid %s. Failing operation.\n",
2531 pdb_get_username(pw), sid_string_dbg(sid_user),
2532 sid_string_dbg(domain_sid)));
2533 return NT_STATUS_UNSUCCESSFUL;
2534 }
2535
2536 become_root();
2537 sid_group = pdb_get_group_sid(pw);
2538 unbecome_root();
2539
2540 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2541 DEBUG(0, ("get_user_info_5: User %s has Primary Group SID %s, \n"
2542 "which conflicts with the domain sid %s. Failing operation.\n",
2543 pdb_get_username(pw), sid_string_dbg(sid_group),
2544 sid_string_dbg(domain_sid)));
2545 return NT_STATUS_UNSUCCESSFUL;
2546 }
2547
2548 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2549 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2550 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2551 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2552
2553 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2554 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2555 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2556 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2557 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2558 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2559 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2560 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2561
2562 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2563 r->rid = rid;
2564 r->primary_gid = primary_gid;
2565 r->acct_flags = pdb_get_acct_ctrl(pw);
2566 r->bad_password_count = pdb_get_bad_password_count(pw);
2567 r->logon_count = pdb_get_logon_count(pw);
2568
2569 return NT_STATUS_OK;
2570 }
2571
2572 /*************************************************************************
2573 get_user_info_6.
2574 *************************************************************************/
2575
2576 static NTSTATUS get_user_info_6(TALLOC_CTX *mem_ctx,
2577 struct samr_UserInfo6 *r,
2578 struct samu *pw)
2579 {
2580 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2581 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2582
2583 return NT_STATUS_OK;
2584 }
2585
2586 /*************************************************************************
2587 get_user_info_7. Safe. Only gives out account_name.
2588 *************************************************************************/
2589
2590 static NTSTATUS get_user_info_7(TALLOC_CTX *mem_ctx,
2591 struct samr_UserInfo7 *r,
2592 struct samu *smbpass)
2593 {
2594 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(smbpass));
2595 if (!r->account_name.string) {
2596 return NT_STATUS_NO_MEMORY;
2597 }
2598
2599 return NT_STATUS_OK;
2600 }
2601
2602 /*************************************************************************
2603 get_user_info_8.
2604 *************************************************************************/
2605
2606 static NTSTATUS get_user_info_8(TALLOC_CTX *mem_ctx,
2607 struct samr_UserInfo8 *r,
2608 struct samu *pw)
2609 {
2610 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2611
2612 return NT_STATUS_OK;
2613 }
2614
2615 /*************************************************************************
2616 get_user_info_9. Only gives out primary group SID.
2617 *************************************************************************/
2618
2619 static NTSTATUS get_user_info_9(TALLOC_CTX *mem_ctx,
2620 struct samr_UserInfo9 *r,
2621 struct samu *smbpass)
2622 {
2623 r->primary_gid = pdb_get_group_rid(smbpass);
2624
2625 return NT_STATUS_OK;
2626 }
2627
2628 /*************************************************************************
2629 get_user_info_10.
2630 *************************************************************************/
2631
2632 static NTSTATUS get_user_info_10(TALLOC_CTX *mem_ctx,
2633 struct samr_UserInfo10 *r,
2634 struct samu *pw)
2635 {
2636 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2637 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2638
2639 return NT_STATUS_OK;
2640 }
2641
2642 /*************************************************************************
2643 get_user_info_11.
2644 *************************************************************************/
2645
2646 static NTSTATUS get_user_info_11(TALLOC_CTX *mem_ctx,
2647 struct samr_UserInfo11 *r,
2648 struct samu *pw)
2649 {
2650 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2651
2652 return NT_STATUS_OK;
2653 }
2654
2655 /*************************************************************************
2656 get_user_info_12.
2657 *************************************************************************/
2658
2659 static NTSTATUS get_user_info_12(TALLOC_CTX *mem_ctx,
2660 struct samr_UserInfo12 *r,
2661 struct samu *pw)
2662 {
2663 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2664
2665 return NT_STATUS_OK;
2666 }
2667
2668 /*************************************************************************
2669 get_user_info_13.
2670 *************************************************************************/
2671
2672 static NTSTATUS get_user_info_13(TALLOC_CTX *mem_ctx,
2673 struct samr_UserInfo13 *r,
2674 struct samu *pw)
2675 {
2676 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2677
2678 return NT_STATUS_OK;
2679 }
2680
2681 /*************************************************************************
2682 get_user_info_14.
2683 *************************************************************************/
2684
2685 static NTSTATUS get_user_info_14(TALLOC_CTX *mem_ctx,
2686 struct samr_UserInfo14 *r,
2687 struct samu *pw)
2688 {
2689 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2690
2691 return NT_STATUS_OK;
2692 }
2693
2694 /*************************************************************************
2695 get_user_info_16. Safe. Only gives out acb bits.
2696 *************************************************************************/
2697
2698 static NTSTATUS get_user_info_16(TALLOC_CTX *mem_ctx,
2699 struct samr_UserInfo16 *r,
2700 struct samu *smbpass)
2701 {
2702 r->acct_flags = pdb_get_acct_ctrl(smbpass);
2703
2704 return NT_STATUS_OK;
2705 }
2706
2707 /*************************************************************************
2708 get_user_info_17.
2709 *************************************************************************/
2710
2711 static NTSTATUS get_user_info_17(TALLOC_CTX *mem_ctx,
2712 struct samr_UserInfo17 *r,
2713 struct samu *pw)
2714 {
2715 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2716
2717 return NT_STATUS_OK;
2718 }
2719
2720 /*************************************************************************
2721 get_user_info_18. OK - this is the killer as it gives out password info.
2722 Ensure that this is only allowed on an encrypted connection with a root
2723 user. JRA.
2724 *************************************************************************/
2725
2726 static NTSTATUS get_user_info_18(pipes_struct *p,
2727 TALLOC_CTX *mem_ctx,
2728 struct samr_UserInfo18 *r,
2729 DOM_SID *user_sid)
2730 {
2731 struct samu *smbpass=NULL;
2732 bool ret;
2733
2734 ZERO_STRUCTP(r);
2735
2736 if (p->auth.auth_type != PIPE_AUTH_TYPE_NTLMSSP || p->auth.auth_type != PIPE_AUTH_TYPE_SPNEGO_NTLMSSP) {
2737 return NT_STATUS_ACCESS_DENIED;
2738 }
2739
2740 if (p->auth.auth_level != PIPE_AUTH_LEVEL_PRIVACY) {
2741 return NT_STATUS_ACCESS_DENIED;
2742 }
2743
2744 /*
2745 * Do *NOT* do become_root()/unbecome_root() here ! JRA.
2746 */
2747
2748 if ( !(smbpass = samu_new( mem_ctx )) ) {
2749 return NT_STATUS_NO_MEMORY;
2750 }
2751
2752 ret = pdb_getsampwsid(smbpass, user_sid);
2753
2754 if (ret == False) {
2755 DEBUG(4, ("User %s not found\n", sid_string_dbg(user_sid)));
2756 TALLOC_FREE(smbpass);
2757 return (geteuid() == sec_initial_uid()) ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED;
2758 }
2759
2760 DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) ));
2761
2762 if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) {
2763 TALLOC_FREE(smbpass);
2764 return NT_STATUS_ACCOUNT_DISABLED;
2765 }
2766
2767 r->lm_pwd_active = true;
2768 r->nt_pwd_active = true;
2769 memcpy(r->lm_pwd.hash, pdb_get_lanman_passwd(smbpass), 16);
2770 memcpy(r->nt_pwd.hash, pdb_get_nt_passwd(smbpass), 16);
2771 r->password_expired = 0; /* FIXME */
2772
2773 TALLOC_FREE(smbpass);
2774
2775 return NT_STATUS_OK;
2776 }
2777
2778 /*************************************************************************
2779 get_user_info_20
2780 *************************************************************************/
2781
2782 static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx,
2783 struct samr_UserInfo20 *r,
2784 struct samu *sampass)
2785 {
2786 const char *munged_dial = NULL;
2787 DATA_BLOB blob;
2788 NTSTATUS status;
2789 struct lsa_BinaryString *parameters = NULL;
2790
2791 ZERO_STRUCTP(r);
2792
2793 munged_dial = pdb_get_munged_dial(sampass);
2794
2795 DEBUG(3,("User:[%s] has [%s] (length: %d)\n", pdb_get_username(sampass),
2796 munged_dial, (int)strlen(munged_dial)));
2797
2798 if (munged_dial) {
2799 blob = base64_decode_data_blob(munged_dial);
2800 } else {
2801 blob = data_blob_string_const_null("");
2802 }
2803
2804 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2805 data_blob_free(&blob);
2806 if (!NT_STATUS_IS_OK(status)) {
2807 return status;
2808 }
2809
2810 r->parameters = *parameters;
2811
2812 return NT_STATUS_OK;
2813 }
2814
2815
2816 /*************************************************************************
2817 get_user_info_21
2818 *************************************************************************/
2819
2820 static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx,
2821 struct samr_UserInfo21 *r,
2822 struct samu *pw,
2823 DOM_SID *domain_sid,
2824 uint32_t acc_granted)
2825 {
2826 NTSTATUS status;
2827 const DOM_SID *sid_user, *sid_group;
2828 uint32_t rid, primary_gid;
2829 NTTIME force_password_change;
2830 time_t must_change_time;
2831 struct lsa_BinaryString *parameters = NULL;
2832 const char *munged_dial = NULL;
2833 DATA_BLOB blob;
2834
2835 ZERO_STRUCTP(r);
2836
2837 sid_user = pdb_get_user_sid(pw);
2838
2839 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2840 DEBUG(0, ("get_user_info_21: User %s has SID %s, \nwhich conflicts with "
2841 "the domain sid %s. Failing operation.\n",
2842 pdb_get_username(pw), sid_string_dbg(sid_user),
2843 sid_string_dbg(domain_sid)));
2844 return NT_STATUS_UNSUCCESSFUL;
2845 }
2846
2847 become_root();
2848 sid_group = pdb_get_group_sid(pw);
2849 unbecome_root();
2850
2851 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2852 DEBUG(0, ("get_user_info_21: User %s has Primary Group SID %s, \n"
2853 "which conflicts with the domain sid %s. Failing operation.\n",
2854 pdb_get_username(pw), sid_string_dbg(sid_group),
2855 sid_string_dbg(domain_sid)));
2856 return NT_STATUS_UNSUCCESSFUL;
2857 }
2858
2859 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2860 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2861 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2862 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2863 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2864
2865 must_change_time = pdb_get_pass_must_change_time(pw);
2866 if (must_change_time == get_time_t_max()) {
2867 unix_to_nt_time_abs(&force_password_change, must_change_time);
2868 } else {
2869 unix_to_nt_time(&force_password_change, must_change_time);
2870 }
2871
2872 munged_dial = pdb_get_munged_dial(pw);
2873 if (munged_dial) {
2874 blob = base64_decode_data_blob(munged_dial);
2875 } else {
2876 blob = data_blob_string_const_null("");
2877 }
2878
2879 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2880 data_blob_free(&blob);
2881 if (!NT_STATUS_IS_OK(status)) {
2882 return status;
2883 }
2884
2885 r->force_password_change = force_password_change;
2886
2887 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2888 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2889 r->home_directory.string = talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2890 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2891 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2892 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2893 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2894 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2895 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2896
2897 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2898 r->parameters = *parameters;
2899 r->rid = rid;
2900 r->primary_gid = primary_gid;
2901 r->acct_flags = pdb_get_acct_ctrl(pw);
2902 r->bad_password_count = pdb_get_bad_password_count(pw);
2903 r->logon_count = pdb_get_logon_count(pw);
2904 r->fields_present = pdb_build_fields_present(pw);
2905 r->password_expired = (pdb_get_pass_must_change_time(pw) == 0) ?
2906 PASS_MUST_CHANGE_AT_NEXT_LOGON : 0;
2907 r->country_code = 0;
2908 r->code_page = 0;
2909 r->lm_password_set = 0;
2910 r->nt_password_set = 0;
2911
2912 #if 0
2913
2914 /*
2915 Look at a user on a real NT4 PDC with usrmgr, press
2916 'ok'. Then you will see that fields_present is set to
2917 0x08f827fa. Look at the user immediately after that again,
2918 and you will see that 0x00fffff is returned. This solves
2919 the problem that you get access denied after having looked
2920 at the user.
2921 -- Volker
2922 */
2923
2924 #endif
2925
2926
2927 return NT_STATUS_OK;
2928 }
2929
2930 /*******************************************************************
2931 _samr_QueryUserInfo
2932 ********************************************************************/
2933
2934 NTSTATUS _samr_QueryUserInfo(pipes_struct *p,
2935 struct samr_QueryUserInfo *r)
2936 {
2937 NTSTATUS status;
2938 union samr_UserInfo *user_info = NULL;
2939 struct samr_user_info *uinfo;
2940 DOM_SID domain_sid;
2941 uint32 rid;
2942 bool ret = false;
2943 struct samu *pwd = NULL;
2944 uint32_t acc_required, acc_granted;
2945
2946 switch (r->in.level) {
2947 case 1: /* UserGeneralInformation */
2948 /* USER_READ_GENERAL */
2949 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC;
2950 break;
2951 case 2: /* UserPreferencesInformation */
2952 /* USER_READ_PREFERENCES | USER_READ_GENERAL */
2953 acc_required = SAMR_USER_ACCESS_GET_LOCALE |
2954 SAMR_USER_ACCESS_GET_NAME_ETC;
2955 break;
2956 case 3: /* UserLogonInformation */
2957 /* USER_READ_GENERAL | USER_READ_PREFERENCES | USER_READ_LOGON | USER_READ_ACCOUNT */
2958 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC |
2959 SAMR_USER_ACCESS_GET_LOCALE |
2960 SAMR_USER_ACCESS_GET_LOGONINFO |
2961 SAMR_USER_ACCESS_GET_ATTRIBUTES;
2962 break;
2963 case 4: /* UserLogonHoursInformation */
2964 /* USER_READ_LOGON */
2965 acc_required = SAMR_USER_ACCESS_GET_LOGONINFO;
2966 break;
2967 case 5: /* UserAccountInformation */
2968 /* USER_READ_GENERAL | USER_READ_PREFERENCES | USER_READ_LOGON | USER_READ_ACCOUNT */
2969 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC |
2970 SAMR_USER_ACCESS_GET_LOCALE |
2971 SAMR_USER_ACCESS_GET_LOGONINFO |
2972 SAMR_USER_ACCESS_GET_ATTRIBUTES;
2973 break;
2974 case 6: /* UserNameInformation */
2975 case 7: /* UserAccountNameInformation */
2976 case 8: /* UserFullNameInformation */
2977 case 9: /* UserPrimaryGroupInformation */
2978 case 13: /* UserAdminCommentInformation */
2979 /* USER_READ_GENERAL */
2980 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC;
2981 break;
2982 case 10: /* UserHomeInformation */
2983 case 11: /* UserScriptInformation */
2984 case 12: /* UserProfileInformation */
2985 case 14: /* UserWorkStationsInformation */
2986 /* USER_READ_LOGON */
2987 acc_required = SAMR_USER_ACCESS_GET_LOGONINFO;
2988 break;
2989 case 16: /* UserControlInformation */
2990 case 17: /* UserExpiresInformation */
2991 case 20: /* UserParametersInformation */
2992 /* USER_READ_ACCOUNT */
2993 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
2994 break;
2995 case 21: /* UserAllInformation */
2996 /* FIXME! - gd */
2997 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
2998 break;
2999 case 18: /* UserInternal1Information */
3000 /* FIXME! - gd */
3001 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
3002 break;
3003 case 23: /* UserInternal4Information */
3004 case 24: /* UserInternal4InformationNew */
3005 case 25: /* UserInternal4InformationNew */
3006 case 26: /* UserInternal5InformationNew */
3007 default:
3008 return NT_STATUS_INVALID_INFO_CLASS;
3009 break;
3010 }
3011
3012 uinfo = policy_handle_find(p, r->in.user_handle,
3013 acc_required, &acc_granted,
3014 struct samr_user_info, &status);
3015 if (!NT_STATUS_IS_OK(status)) {
3016 return status;
3017 }
3018
3019 domain_sid = uinfo->sid;
3020
3021 sid_split_rid(&domain_sid, &rid);
3022
3023 if (!sid_check_is_in_our_domain(&uinfo->sid))
3024 return NT_STATUS_OBJECT_TYPE_MISMATCH;
3025
3026 DEBUG(5,("_samr_QueryUserInfo: sid:%s\n",
3027 sid_string_dbg(&uinfo->sid)));
3028
3029 user_info = TALLOC_ZERO_P(p->mem_ctx, union samr_UserInfo);
3030 if (!user_info) {
3031 return NT_STATUS_NO_MEMORY;
3032 }
3033
3034 DEBUG(5,("_samr_QueryUserInfo: user info level: %d\n", r->in.level));
3035
3036 if (!(pwd = samu_new(p->mem_ctx))) {
3037 return NT_STATUS_NO_MEMORY;
3038 }
3039
3040 become_root();
3041 ret = pdb_getsampwsid(pwd, &uinfo->sid);
3042 unbecome_root();
3043
3044 if (ret == false) {
3045 DEBUG(4,("User %s not found\n", sid_string_dbg(&uinfo->sid)));
3046 TALLOC_FREE(pwd);
3047 return NT_STATUS_NO_SUCH_USER;
3048 }
3049
3050 DEBUG(3,("User:[%s]\n", pdb_get_username(pwd)));
3051
3052 samr_clear_sam_passwd(pwd);
3053
3054 switch (r->in.level) {
3055 case 1:
3056 status = get_user_info_1(p->mem_ctx, &user_info->info1, pwd, &domain_sid);
3057 break;
3058 case 2:
3059 status = get_user_info_2(p->mem_ctx, &user_info->info2, pwd);
3060 break;
3061 case 3:
3062 status = get_user_info_3(p->mem_ctx, &user_info->info3, pwd, &domain_sid);
3063 break;
3064 case 4:
3065 status = get_user_info_4(p->mem_ctx, &user_info->info4, pwd);
3066 break;
3067 case 5:
3068 status = get_user_info_5(p->mem_ctx, &user_info->info5, pwd, &domain_sid);
3069 break;
3070 case 6:
3071 status = get_user_info_6(p->mem_ctx, &user_info->info6, pwd);
3072 break;
3073 case 7:
3074 status = get_user_info_7(p->mem_ctx, &user_info->info7, pwd);
3075 break;
3076 case 8:
3077 status = get_user_info_8(p->mem_ctx, &user_info->info8, pwd);
3078 break;
3079 case 9:
3080 status = get_user_info_9(p->mem_ctx, &user_info->info9, pwd);
3081 break;
3082 case 10:
3083 status = get_user_info_10(p->mem_ctx, &user_info->info10, pwd);
3084 break;
3085 case 11:
3086 status = get_user_info_11(p->mem_ctx, &user_info->info11, pwd);
3087 break;
3088 case 12:
3089 status = get_user_info_12(p->mem_ctx, &user_info->info12, pwd);
3090 break;
3091 case 13:
3092 status = get_user_info_13(p->mem_ctx, &user_info->info13, pwd);
3093 break;
3094 case 14:
3095 status = get_user_info_14(p->mem_ctx, &user_info->info14, pwd);
3096 break;
3097 case 16:
3098 status = get_user_info_16(p->mem_ctx, &user_info->info16, pwd);
3099 break;
3100 case 17:
3101 status = get_user_info_17(p->mem_ctx, &user_info->info17, pwd);
3102 break;
3103 case 18:
3104 /* level 18 is special */
3105 status = get_user_info_18(p, p->mem_ctx, &user_info->info18,
3106 &uinfo->sid);
3107 break;
3108 case 20:
3109 status = get_user_info_20(p->mem_ctx, &user_info->info20, pwd);
3110 break;
3111 case 21:
3112 status = get_user_info_21(p->mem_ctx, &user_info->info21, pwd, &domain_sid, acc_granted);
3113 break;
3114 default:
3115 status = NT_STATUS_INVALID_INFO_CLASS;
3116 break;
3117 }
3118
3119 if (!NT_STATUS_IS_OK(status)) {
3120 goto done;
3121 }
3122
3123 *r->out.info = user_info;
3124
3125 done:
3126 TALLOC_FREE(pwd);
3127
3128 DEBUG(5,("_samr_QueryUserInfo: %d\n", __LINE__));
3129
3130 return status;
3131 }
3132
3133 /****************************************************************
3134 ****************************************************************/
3135
3136 NTSTATUS _samr_QueryUserInfo2(pipes_struct *p,
3137 struct samr_QueryUserInfo2 *r)
3138 {
3139 struct samr_QueryUserInfo u;
3140
3141 u.in.user_handle = r->in.user_handle;
3142 u.in.level = r->in.level;
3143 u.out.info = r->out.info;
3144
3145 return _samr_QueryUserInfo(p, &u);
3146 }
3147
3148 /*******************************************************************
3149 _samr_GetGroupsForUser
3150 ********************************************************************/
3151
3152 NTSTATUS _samr_GetGroupsForUser(pipes_struct *p,
3153 struct samr_GetGroupsForUser *r)
3154 {
3155 struct samr_user_info *uinfo;
3156 struct samu *sam_pass=NULL;
3157 DOM_SID *sids;
3158 struct samr_RidWithAttribute dom_gid;
3159 struct samr_RidWithAttribute *gids = NULL;
3160 uint32 primary_group_rid;
3161 size_t num_groups = 0;
3162 gid_t *unix_gids;
3163 size_t i, num_gids;
3164 bool ret;
3165 NTSTATUS result;
3166 bool success = False;
3167
3168 struct samr_RidWithAttributeArray *rids = NULL;
3169
3170 /*
3171 * from the SID in the request:
3172 * we should send back the list of DOMAIN GROUPS
3173 * the user is a member of
3174 *
3175 * and only the DOMAIN GROUPS
3176 * no ALIASES !!! neither aliases of the domain
3177 * nor aliases of the builtin SID
3178 *
3179 * JFM, 12/2/2001
3180 */
3181
3182 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
3183
3184 uinfo = policy_handle_find(p, r->in.user_handle,
3185 SAMR_USER_ACCESS_GET_GROUPS, NULL,
3186 struct samr_user_info, &result);
3187 if (!NT_STATUS_IS_OK(result)) {
3188 return result;
3189 }
3190
3191 rids = TALLOC_ZERO_P(p->mem_ctx, struct samr_RidWithAttributeArray);
3192 if (!rids) {
3193 return NT_STATUS_NO_MEMORY;
3194 }
3195
3196 if (!sid_check_is_in_our_domain(&uinfo->sid))
3197 return NT_STATUS_OBJECT_TYPE_MISMATCH;
3198
3199 if ( !(sam_pass = samu_new( p->mem_ctx )) ) {
3200 return NT_STATUS_NO_MEMORY;
3201 }
3202
3203 become_root();
3204 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
3205 unbecome_root();
3206
3207 if (!ret) {
3208 DEBUG(10, ("pdb_getsampwsid failed for %s\n",
3209 sid_string_dbg(&uinfo->sid)));
3210 return NT_STATUS_NO_SUCH_USER;
3211 }
3212
3213 sids = NULL;
3214
3215 /* make both calls inside the root block */
3216 become_root();
3217 result = pdb_enum_group_memberships(p->mem_ctx, sam_pass,
3218 &sids, &unix_gids, &num_groups);
3219 if ( NT_STATUS_IS_OK(result) ) {
3220 success = sid_peek_check_rid(get_global_sam_sid(),
3221 pdb_get_group_sid(sam_pass),
3222 &primary_group_rid);
3223 }
3224 unbecome_root();
3225
3226 if (!NT_STATUS_IS_OK(result)) {
3227 DEBUG(10, ("pdb_enum_group_memberships failed for %s\n",
3228 sid_string_dbg(&uinfo->sid)));
3229 return result;
3230 }
3231
3232 if ( !success ) {
3233 DEBUG(5, ("Group sid %s for user %s not in our domain\n",
3234 sid_string_dbg(pdb_get_group_sid(sam_pass)),
3235 pdb_get_username(sam_pass)));
3236 TALLOC_FREE(sam_pass);
3237 return NT_STATUS_INTERNAL_DB_CORRUPTION;
3238 }
3239
3240 gids = NULL;
3241 num_gids = 0;
3242
3243 dom_gid.attributes = (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT|
3244 SE_GROUP_ENABLED);
3245 dom_gid.rid = primary_group_rid;
3246 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
3247
3248 for (i=0; i<num_groups; i++) {
3249
3250 if (!sid_peek_check_rid(get_global_sam_sid(),
3251 &(sids[i]), &dom_gid.rid)) {
3252 DEBUG(10, ("Found sid %s not in our domain\n",
3253 sid_string_dbg(&sids[i])));
3254 continue;
3255 }
3256
3257 if (dom_gid.rid == primary_group_rid) {
3258 /* We added the primary group directly from the
3259 * sam_account. The other SIDs are unique from
3260 * enum_group_memberships */
3261 continue;
3262 }
3263
3264 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
3265 }
3266
3267 rids->count = num_gids;
3268 rids->rids = gids;
3269
3270 *r->out.rids = rids;
3271
3272 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
3273
3274 return result;
3275 }
3276
3277 /*******************************************************************
3278 _samr_QueryDomainInfo
3279 ********************************************************************/
3280
3281 NTSTATUS _samr_QueryDomainInfo(pipes_struct *p,
3282 struct samr_QueryDomainInfo *r)
3283 {
3284 NTSTATUS status = NT_STATUS_OK;
3285 struct samr_domain_info *dinfo;
3286 union samr_DomainInfo *dom_info;
3287 time_t u_expire, u_min_age;
3288
3289 time_t u_lock_duration, u_reset_time;
3290 uint32_t u_logout;
3291
3292 uint32 account_policy_temp;
3293
3294 time_t seq_num;
3295 uint32 server_role;
3296 uint32_t acc_required;
3297
3298 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
3299
3300 switch (r->in.level) {
3301 case 1: /* DomainPasswordInformation */
3302 case 12: /* DomainLockoutInformation */
3303 /* DOMAIN_READ_PASSWORD_PARAMETERS */
3304 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1;
3305 break;
3306 case 11: /* DomainGeneralInformation2 */
3307 /* DOMAIN_READ_PASSWORD_PARAMETERS |
3308 * DOMAIN_READ_OTHER_PARAMETERS */
3309 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1 |
3310 SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2;
3311 break;
3312 case 2: /* DomainGeneralInformation */
3313 case 3: /* DomainLogoffInformation */
3314 case 4: /* DomainOemInformation */
3315 case 5: /* DomainReplicationInformation */
3316 case 6: /* DomainReplicationInformation */
3317 case 7: /* DomainServerRoleInformation */
3318 case 8: /* DomainModifiedInformation */
3319 case 9: /* DomainStateInformation */
3320 case 10: /* DomainUasInformation */
3321 case 13: /* DomainModifiedInformation2 */
3322 /* DOMAIN_READ_OTHER_PARAMETERS */
3323 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2;
3324 break;
3325 default:
3326 return NT_STATUS_INVALID_INFO_CLASS;
3327 }
3328
3329 dinfo = policy_handle_find(p, r->in.domain_handle,
3330 acc_required, NULL,
3331 struct samr_domain_info, &status);
3332 if (!NT_STATUS_IS_OK(status)) {
3333 return status;
3334 }
3335
3336 dom_info = TALLOC_ZERO_P(p->mem_ctx, union samr_DomainInfo);
3337 if (!dom_info) {
3338 return NT_STATUS_NO_MEMORY;
3339 }
3340
3341 switch (r->in.level) {
3342 case 1:
3343
3344 become_root();
3345
3346 /* AS ROOT !!! */
3347
3348 pdb_get_account_policy(AP_MIN_PASSWORD_LEN,
3349 &account_policy_temp);
3350 dom_info->info1.min_password_length = account_policy_temp;
3351
3352 pdb_get_account_policy(AP_PASSWORD_HISTORY, &account_policy_temp);
3353 dom_info->info1.password_history_length = account_policy_temp;
3354
3355 pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS,
3356 &dom_info->info1.password_properties);
3357
3358 pdb_get_account_policy(AP_MAX_PASSWORD_AGE, &account_policy_temp);
3359 u_expire = account_policy_temp;
3360
3361 pdb_get_account_policy(AP_MIN_PASSWORD_AGE, &account_policy_temp);
3362 u_min_age = account_policy_temp;
3363
3364 /* !AS ROOT */
3365
3366 unbecome_root();
3367
3368 unix_to_nt_time_abs((NTTIME *)&dom_info->info1.max_password_age, u_expire);
3369 unix_to_nt_time_abs((NTTIME *)&dom_info->info1.min_password_age, u_min_age);
3370
3371 if (lp_check_password_script() && *lp_check_password_script()) {
3372 dom_info->info1.password_properties |= DOMAIN_PASSWORD_COMPLEX;
3373 }
3374
3375 break;
3376 case 2:
3377
3378 become_root();
3379
3380 /* AS ROOT !!! */
3381
3382 dom_info->general.num_users = count_sam_users(
3383 dinfo->disp_info, ACB_NORMAL);
3384 dom_info->general.num_groups = count_sam_groups(
3385 dinfo->disp_info);
3386 dom_info->general.num_aliases = count_sam_aliases(
3387 dinfo->disp_info);
3388
3389 pdb_get_account_policy(AP_TIME_TO_LOGOUT, &u_logout);
3390
3391 unix_to_nt_time_abs(&dom_info->general.force_logoff_time, u_logout);
3392
3393 if (!pdb_get_seq_num(&seq_num))
3394 seq_num = time(NULL);
3395
3396 /* !AS ROOT */
3397
3398 unbecome_root();
3399
3400 server_role = ROLE_DOMAIN_PDC;
3401 if (lp_server_role() == ROLE_DOMAIN_BDC)
3402 server_role = ROLE_DOMAIN_BDC;
3403
3404 dom_info->general.oem_information.string = lp_serverstring();
3405 dom_info->general.domain_name.string = lp_workgroup();
3406 dom_info->general.primary.string = global_myname();
3407 dom_info->general.sequence_num = seq_num;
3408 dom_info->general.domain_server_state = DOMAIN_SERVER_ENABLED;
3409 dom_info->general.role = server_role;
3410 dom_info->general.unknown3 = 1;
3411
3412 break;
3413 case 3:
3414
3415 become_root();
3416
3417 /* AS ROOT !!! */
3418
3419 {
3420 uint32 ul;
3421 pdb_get_account_policy(AP_TIME_TO_LOGOUT, &ul);
3422 u_logout = (time_t)ul;
3423 }
3424
3425 /* !AS ROOT */
3426
3427 unbecome_root();
3428
3429 unix_to_nt_time_abs(&dom_info->info3.force_logoff_time, u_logout);
3430
3431 break;
3432 case 4:
3433 dom_info->oem.oem_information.string = lp_serverstring();
3434 break;
3435 case 5:
3436 dom_info->info5.domain_name.string = get_global_sam_name();
3437 break;
3438 case 6:
3439 /* NT returns its own name when a PDC. win2k and later
3440 * only the name of the PDC if itself is a BDC (samba4
3441 * idl) */
3442 dom_info->info6.primary.string = global_myname();
3443 break;
3444 case 7:
3445 server_role = ROLE_DOMAIN_PDC;
3446 if (lp_server_role() == ROLE_DOMAIN_BDC)
3447 server_role = ROLE_DOMAIN_BDC;
3448
3449 dom_info->info7.role = server_role;
3450 break;
3451 case 8:
3452
3453 become_root();
3454
3455 /* AS ROOT !!! */
3456
3457 if (!pdb_get_seq_num(&seq_num)) {
3458 seq_num = time(NULL);
3459 }
3460
3461 /* !AS ROOT */
3462
3463 unbecome_root();
3464
3465 dom_info->info8.sequence_num = seq_num;
3466 dom_info->info8.domain_create_time = 0;
3467
3468 break;
3469 case 9:
3470
3471 dom_info->info9.domain_server_state = DOMAIN_SERVER_ENABLED;
3472
3473 break;
3474 case 11:
3475
3476 /* AS ROOT !!! */
3477
3478 become_root();
3479
3480 dom_info->general2.general.num_users = count_sam_users(
3481 dinfo->disp_info, ACB_NORMAL);
3482 dom_info->general2.general.num_groups = count_sam_groups(
3483 dinfo->disp_info);
3484 dom_info->general2.general.num_aliases = count_sam_aliases(
3485 dinfo->disp_info);
3486
3487 pdb_get_account_policy(AP_TIME_TO_LOGOUT, &u_logout);
3488
3489 unix_to_nt_time_abs(&dom_info->general2.general.force_logoff_time, u_logout);
3490
3491 if (!pdb_get_seq_num(&seq_num))
3492 seq_num = time(NULL);
3493
3494 pdb_get_account_policy(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp);
3495 u_lock_duration = account_policy_temp;
3496 if (u_lock_duration != -1) {
3497 u_lock_duration *= 60;
3498 }
3499
3500 pdb_get_account_policy(AP_RESET_COUNT_TIME, &account_policy_temp);
3501 u_reset_time = account_policy_temp * 60;
3502
3503 pdb_get_account_policy(AP_BAD_ATTEMPT_LOCKOUT,
3504 &account_policy_temp);
3505 dom_info->general2.lockout_threshold = account_policy_temp;
3506
3507 /* !AS ROOT */
3508
3509 unbecome_root();
3510
3511 server_role = ROLE_DOMAIN_PDC;
3512 if (lp_server_role() == ROLE_DOMAIN_BDC)
3513 server_role = ROLE_DOMAIN_BDC;
3514
3515 dom_info->general2.general.oem_information.string = lp_serverstring();
3516 dom_info->general2.general.domain_name.string = lp_workgroup();
3517 dom_info->general2.general.primary.string = global_myname();
3518 dom_info->general2.general.sequence_num = seq_num;
3519 dom_info->general2.general.domain_server_state = DOMAIN_SERVER_ENABLED;
3520 dom_info->general2.general.role = server_role;
3521 dom_info->general2.general.unknown3 = 1;
3522
3523 unix_to_nt_time_abs(&dom_info->general2.lockout_duration,
3524 u_lock_duration);
3525 unix_to_nt_time_abs(&dom_info->general2.lockout_window,
3526 u_reset_time);
3527
3528 break;
3529 case 12:
3530
3531 become_root();
3532
3533 /* AS ROOT !!! */
3534
3535 pdb_get_account_policy(AP_LOCK_ACCOUNT_DURATION, &account_policy_temp);
3536 u_lock_duration = account_policy_temp;
3537 if (u_lock_duration != -1) {
3538 u_lock_duration *= 60;
3539 }
3540
3541 pdb_get_account_policy(AP_RESET_COUNT_TIME, &account_policy_temp);
3542 u_reset_time = account_policy_temp * 60;
3543
3544 pdb_get_account_policy(AP_BAD_ATTEMPT_LOCKOUT,
3545 &account_policy_temp);
3546 dom_info->info12.lockout_threshold = account_policy_temp;
3547
3548 /* !AS ROOT */
3549
3550 unbecome_root();
3551
3552 unix_to_nt_time_abs(&dom_info->info12.lockout_duration,
3553 u_lock_duration);
3554 unix_to_nt_time_abs(&dom_info->info12.lockout_window,
3555 u_reset_time);
3556
3557 break;
3558 case 13:
3559
3560 become_root();
3561
3562 /* AS ROOT !!! */
3563
3564 if (!pdb_get_seq_num(&seq_num)) {
3565 seq_num = time(NULL);
3566 }
3567
3568 /* !AS ROOT */
3569
3570 unbecome_root();
3571
3572 dom_info->info13.sequence_num = seq_num;
3573 dom_info->info13.domain_create_time = 0;
3574 dom_info->info13.modified_count_at_last_promotion = 0;
3575
3576 break;
3577 default:
3578 return NT_STATUS_INVALID_INFO_CLASS;
3579 }
3580
3581 *r->out.info = dom_info;
3582
3583 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
3584
3585 return status;
3586 }
3587
3588 /* W2k3 seems to use the same check for all 3 objects that can be created via
3589 * SAMR, if you try to create for example "Dialup" as an alias it says
3590 * "NT_STATUS_USER_EXISTS". This is racy, but we can't really lock the user
3591 * database. */
3592
3593 static NTSTATUS can_create(TALLOC_CTX *mem_ctx, const char *new_name)
3594 {
3595 enum lsa_SidType type;
3596 bool result;
3597
3598 DEBUG(10, ("Checking whether [%s] can be created\n", new_name));
3599
3600 become_root();
3601 /* Lookup in our local databases (LOOKUP_NAME_REMOTE not set)
3602 * whether the name already exists */
3603 result = lookup_name(mem_ctx, new_name, LOOKUP_NAME_LOCAL,
3604 NULL, NULL, NULL, &type);
3605 unbecome_root();
3606
3607 if (!result) {
3608 DEBUG(10, ("%s does not exist, can create it\n", new_name));
3609 return NT_STATUS_OK;
3610 }
3611
3612 DEBUG(5, ("trying to create %s, exists as %s\n",
3613 new_name, sid_type_lookup(type)));
3614
3615 if (type == SID_NAME_DOM_GRP) {
3616 return NT_STATUS_GROUP_EXISTS;
3617 }
3618 if (type == SID_NAME_ALIAS) {
3619 return NT_STATUS_ALIAS_EXISTS;
3620 }
3621
3622 /* Yes, the default is NT_STATUS_USER_EXISTS */
3623 return NT_STATUS_USER_EXISTS;
3624 }
3625
3626 /*******************************************************************
3627 _samr_CreateUser2
3628 ********************************************************************/
3629
3630 NTSTATUS _samr_CreateUser2(pipes_struct *p,
3631 struct samr_CreateUser2 *r)
3632 {
3633 const char *account = NULL;
3634 DOM_SID sid;
3635 uint32_t acb_info = r->in.acct_flags;
3636 struct samr_domain_info *dinfo;
3637 struct samr_user_info *uinfo;
3638 NTSTATUS nt_status;
3639 uint32 acc_granted;
3640 SEC_DESC *psd;
3641 size_t sd_size;
3642 /* check this, when giving away 'add computer to domain' privs */
3643 uint32 des_access = GENERIC_RIGHTS_USER_ALL_ACCESS;
3644 bool can_add_account = False;
3645 SE_PRIV se_rights;
3646
3647 dinfo = policy_handle_find(p, r->in.domain_handle,
3648 SAMR_DOMAIN_ACCESS_CREATE_USER, NULL,
3649 struct samr_domain_info, &nt_status);
3650 if (!NT_STATUS_IS_OK(nt_status)) {
3651 return nt_status;
3652 }
3653
3654 if (sid_check_is_builtin(&dinfo->sid)) {
3655 DEBUG(5,("_samr_CreateUser2: Refusing user create in BUILTIN\n"));
3656 return NT_STATUS_ACCESS_DENIED;
3657 }
3658
3659 if (!(acb_info == ACB_NORMAL || acb_info == ACB_DOMTRUST ||
3660 acb_info == ACB_WSTRUST || acb_info == ACB_SVRTRUST)) {
3661 /* Match Win2k, and return NT_STATUS_INVALID_PARAMETER if
3662 this parameter is not an account type */
3663 return NT_STATUS_INVALID_PARAMETER;
3664 }
3665
3666 account = r->in.account_name->string;
3667 if (account == NULL) {
3668 return NT_STATUS_NO_MEMORY;
3669 }
3670
3671 nt_status = can_create(p->mem_ctx, account);
3672 if (!NT_STATUS_IS_OK(nt_status)) {
3673 return nt_status;
3674 }
3675
3676 /* determine which user right we need to check based on the acb_info */
3677
3678 if (geteuid() == sec_initial_uid()) {
3679 se_priv_copy(&se_rights, &se_priv_none);
3680 can_add_account = true;
3681 } else if (acb_info & ACB_WSTRUST) {
3682 se_priv_copy(&se_rights, &se_machine_account);
3683 can_add_account = user_has_privileges(
3684 p->server_info->ptok, &se_rights );
3685 } else if (acb_info & ACB_NORMAL &&
3686 (account[strlen(account)-1] != '$')) {
3687 /* usrmgr.exe (and net rpc trustdom grant) creates a normal user
3688 account for domain trusts and changes the ACB flags later */
3689 se_priv_copy(&se_rights, &se_add_users);
3690 can_add_account = user_has_privileges(
3691 p->server_info->ptok, &se_rights );
3692 } else if (lp_enable_privileges()) {
3693 /* implicit assumption of a BDC or domain trust account here
3694 * (we already check the flags earlier) */
3695 /* only Domain Admins can add a BDC or domain trust */
3696 se_priv_copy(&se_rights, &se_priv_none);
3697 can_add_account = nt_token_check_domain_rid(
3698 p->server_info->ptok,
3699 DOMAIN_GROUP_RID_ADMINS );
3700 }
3701
3702 DEBUG(5, ("_samr_CreateUser2: %s can add this account : %s\n",
3703 uidtoname(p->server_info->utok.uid),
3704 can_add_account ? "True":"False" ));
3705
3706 if (!can_add_account) {
3707 return NT_STATUS_ACCESS_DENIED;
3708 }
3709
3710 /********** BEGIN Admin BLOCK **********/
3711
3712 become_root();
3713 nt_status = pdb_create_user(p->mem_ctx, account, acb_info,
3714 r->out.rid);
3715 unbecome_root();
3716
3717 /********** END Admin BLOCK **********/
3718
3719 /* now check for failure */
3720
3721 if ( !NT_STATUS_IS_OK(nt_status) )
3722 return nt_status;
3723
3724 /* Get the user's SID */
3725
3726 sid_compose(&sid, get_global_sam_sid(), *r->out.rid);
3727
3728 map_max_allowed_access(p->server_info->ptok, &des_access);
3729
3730 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping,
3731 &sid, SAMR_USR_RIGHTS_WRITE_PW);
3732 se_map_generic(&des_access, &usr_generic_mapping);
3733
3734 /*
3735 * JRA - TESTME. We just created this user so we
3736 * had rights to create them. Do we need to check
3737 * any further access on this object ? Can't we
3738 * just assume we have all the rights we need ?
3739 */
3740
3741 nt_status = access_check_object(psd, p->server_info->ptok,
3742 &se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
3743 &acc_granted, "_samr_CreateUser2");
3744
3745 if ( !NT_STATUS_IS_OK(nt_status) ) {
3746 return nt_status;
3747 }
3748
3749 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
3750 struct samr_user_info, &nt_status);
3751 if (!NT_STATUS_IS_OK(nt_status)) {
3752 return nt_status;
3753 }
3754 uinfo->sid = sid;
3755
3756 /* After a "set" ensure we have no cached display info. */
3757 force_flush_samr_cache(&sid);
3758
3759 *r->out.access_granted = acc_granted;
3760
3761 return NT_STATUS_OK;
3762 }
3763
3764 /****************************************************************
3765 ****************************************************************/
3766
3767 NTSTATUS _samr_CreateUser(pipes_struct *p,
3768 struct samr_CreateUser *r)
3769 {
3770 struct samr_CreateUser2 c;
3771 uint32_t access_granted;
3772
3773 c.in.domain_handle = r->in.domain_handle;
3774 c.in.account_name = r->in.account_name;
3775 c.in.acct_flags = ACB_NORMAL;
3776 c.in.access_mask = r->in.access_mask;
3777 c.out.user_handle = r->out.user_handle;
3778 c.out.access_granted = &access_granted;
3779 c.out.rid = r->out.rid;
3780
3781 return _samr_CreateUser2(p, &c);
3782 }
3783
3784 /*******************************************************************
3785 _samr_Connect
3786 ********************************************************************/
3787
3788 NTSTATUS _samr_Connect(pipes_struct *p,
3789 struct samr_Connect *r)
3790 {
3791 struct samr_connect_info *info;
3792 uint32_t acc_granted;
3793 struct policy_handle hnd;
3794 uint32 des_access = r->in.access_mask;
3795 NTSTATUS status;
3796
3797 /* Access check */
3798
3799 if (!pipe_access_check(p)) {
3800 DEBUG(3, ("access denied to _samr_Connect\n"));
3801 return NT_STATUS_ACCESS_DENIED;
3802 }
3803
3804 /* don't give away the farm but this is probably ok. The SAMR_ACCESS_ENUM_DOMAINS
3805 was observed from a win98 client trying to enumerate users (when configured
3806 user level access control on shares) --jerry */
3807
3808 map_max_allowed_access(p->server_info->ptok, &des_access);
3809
3810 se_map_generic( &des_access, &sam_generic_mapping );
3811
3812 acc_granted = des_access & (SAMR_ACCESS_ENUM_DOMAINS
3813 |SAMR_ACCESS_LOOKUP_DOMAIN);
3814
3815 /* set up the SAMR connect_anon response */
3816
3817 info = policy_handle_create(p, &hnd, acc_granted,
3818 struct samr_connect_info,
3819 &status);
3820 if (!NT_STATUS_IS_OK(status)) {
3821 return status;
3822 }
3823
3824 *r->out.connect_handle = hnd;
3825 return NT_STATUS_OK;
3826 }
3827
3828 /*******************************************************************
3829 _samr_Connect2
3830 ********************************************************************/
3831
3832 NTSTATUS _samr_Connect2(pipes_struct *p,
3833 struct samr_Connect2 *r)
3834 {
3835 struct samr_connect_info *info = NULL;
3836 struct policy_handle hnd;
3837 SEC_DESC *psd = NULL;
3838 uint32 acc_granted;
3839 uint32 des_access = r->in.access_mask;
3840 NTSTATUS nt_status;
3841 size_t sd_size;
3842 const char *fn = "_samr_Connect2";
3843
3844 switch (p->hdr_req.opnum) {
3845 case NDR_SAMR_CONNECT2:
3846 fn = "_samr_Connect2";
3847 break;
3848 case NDR_SAMR_CONNECT3:
3849 fn = "_samr_Connect3";
3850 break;
3851 case NDR_SAMR_CONNECT4:
3852 fn = "_samr_Connect4";
3853 break;
3854 case NDR_SAMR_CONNECT5:
3855 fn = "_samr_Connect5";
3856 break;
3857 }
3858
3859 DEBUG(5,("%s: %d\n", fn, __LINE__));
3860
3861 /* Access check */
3862
3863 if (!pipe_access_check(p)) {
3864 DEBUG(3, ("access denied to %s\n", fn));
3865 return NT_STATUS_ACCESS_DENIED;
3866 }
3867
3868 map_max_allowed_access(p->server_info->ptok, &des_access);
3869
3870 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
3871 se_map_generic(&des_access, &sam_generic_mapping);
3872
3873 nt_status = access_check_object(psd, p->server_info->ptok,
3874 NULL, 0, des_access, &acc_granted, fn);
3875
3876 if ( !NT_STATUS_IS_OK(nt_status) )
3877 return nt_status;
3878
3879 info = policy_handle_create(p, &hnd, acc_granted,
3880 struct samr_connect_info, &nt_status);
3881 if (!NT_STATUS_IS_OK(nt_status)) {
3882 return nt_status;
3883 }
3884
3885 DEBUG(5,("%s: %d\n", fn, __LINE__));
3886
3887 *r->out.connect_handle = hnd;
3888 return NT_STATUS_OK;
3889 }
3890
3891 /****************************************************************
3892 _samr_Connect3
3893 ****************************************************************/
3894
3895 NTSTATUS _samr_Connect3(pipes_struct *p,
3896 struct samr_Connect3 *r)
3897 {
3898 struct samr_Connect2 c;
3899
3900 c.in.system_name = r->in.system_name;
3901 c.in.access_mask = r->in.access_mask;
3902 c.out.connect_handle = r->out.connect_handle;
3903
3904 return _samr_Connect2(p, &c);
3905 }
3906
3907 /*******************************************************************
3908 _samr_Connect4
3909 ********************************************************************/
3910
3911 NTSTATUS _samr_Connect4(pipes_struct *p,
3912 struct samr_Connect4 *r)
3913 {
3914 struct samr_Connect2 c;
3915
3916 c.in.system_name = r->in.system_name;
3917 c.in.access_mask = r->in.access_mask;
3918 c.out.connect_handle = r->out.connect_handle;
3919
3920 return _samr_Connect2(p, &c);
3921 }
3922
3923 /*******************************************************************
3924 _samr_Connect5
3925 ********************************************************************/
3926
3927 NTSTATUS _samr_Connect5(pipes_struct *p,
3928 struct samr_Connect5 *r)
3929 {
3930 NTSTATUS status;
3931 struct samr_Connect2 c;
3932 struct samr_ConnectInfo1 info1;
3933
3934 info1.client_version = SAMR_CONNECT_AFTER_W2K;
3935 info1.unknown2 = 0;
3936
3937 c.in.system_name = r->in.system_name;
3938 c.in.access_mask = r->in.access_mask;
3939 c.out.connect_handle = r->out.connect_handle;
3940
3941 *r->out.level_out = 1;
3942
3943 status = _samr_Connect2(p, &c);
3944 if (!NT_STATUS_IS_OK(status)) {
3945 return status;
3946 }
3947
3948 r->out.info_out->info1 = info1;
3949
3950 return NT_STATUS_OK;
3951 }
3952
3953 /**********************************************************************
3954 _samr_LookupDomain
3955 **********************************************************************/
3956
3957 NTSTATUS _samr_LookupDomain(pipes_struct *p,
3958 struct samr_LookupDomain *r)
3959 {
3960 NTSTATUS status;
3961 struct samr_connect_info *info;
3962 const char *domain_name;
3963 DOM_SID *sid = NULL;
3964
3965 /* win9x user manager likes to use SAMR_ACCESS_ENUM_DOMAINS here.
3966 Reverted that change so we will work with RAS servers again */
3967
3968 info = policy_handle_find(p, r->in.connect_handle,
3969 SAMR_ACCESS_LOOKUP_DOMAIN, NULL,
3970 struct samr_connect_info,
3971 &status);
3972 if (!NT_STATUS_IS_OK(status)) {
3973 return status;
3974 }
3975
3976 domain_name = r->in.domain_name->string;
3977 if (!domain_name) {
3978 return NT_STATUS_INVALID_PARAMETER;
3979 }
3980
3981 sid = TALLOC_ZERO_P(p->mem_ctx, struct dom_sid2);
3982 if (!sid) {
3983 return NT_STATUS_NO_MEMORY;
3984 }
3985
3986 if (strequal(domain_name, builtin_domain_name())) {
3987 sid_copy(sid, &global_sid_Builtin);
3988 } else {
3989 if (!secrets_fetch_domain_sid(domain_name, sid)) {
3990 status = NT_STATUS_NO_SUCH_DOMAIN;
3991 }
3992 }
3993
3994 DEBUG(2,("Returning domain sid for domain %s -> %s\n", domain_name,
3995 sid_string_dbg(sid)));
3996
3997 *r->out.sid = sid;
3998
3999 return status;
4000 }
4001
4002 /**********************************************************************
4003 _samr_EnumDomains
4004 **********************************************************************/
4005
4006 NTSTATUS _samr_EnumDomains(pipes_struct *p,
4007 struct samr_EnumDomains *r)
4008 {
4009 NTSTATUS status;
4010 struct samr_connect_info *info;
4011 uint32_t num_entries = 2;
4012 struct samr_SamEntry *entry_array = NULL;
4013 struct samr_SamArray *sam;
4014
4015 info = policy_handle_find(p, r->in.connect_handle,
4016 SAMR_ACCESS_ENUM_DOMAINS, NULL,
4017 struct samr_connect_info, &status);
4018 if (!NT_STATUS_IS_OK(status)) {
4019 return status;
4020 }
4021
4022 sam = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
4023 if (!sam) {
4024 return NT_STATUS_NO_MEMORY;
4025 }
4026
4027 entry_array = TALLOC_ZERO_ARRAY(p->mem_ctx,
4028 struct samr_SamEntry,
4029 num_entries);
4030 if (!entry_array) {
4031 return NT_STATUS_NO_MEMORY;
4032 }
4033
4034 entry_array[0].idx = 0;
4035 init_lsa_String(&entry_array[0].name, get_global_sam_name());
4036
4037 entry_array[1].idx = 1;
4038 init_lsa_String(&entry_array[1].name, "Builtin");
4039
4040 sam->count = num_entries;
4041 sam->entries = entry_array;
4042
4043 *r->out.sam = sam;
4044 *r->out.num_entries = num_entries;
4045
4046 return status;
4047 }
4048
4049 /*******************************************************************
4050 _samr_OpenAlias
4051 ********************************************************************/
4052
4053 NTSTATUS _samr_OpenAlias(pipes_struct *p,
4054 struct samr_OpenAlias *r)
4055 {
4056 DOM_SID sid;
4057 uint32 alias_rid = r->in.rid;
4058 struct samr_alias_info *ainfo;
4059 struct samr_domain_info *dinfo;
4060 SEC_DESC *psd = NULL;
4061 uint32 acc_granted;
4062 uint32 des_access = r->in.access_mask;
4063 size_t sd_size;
4064 NTSTATUS status;
4065 SE_PRIV se_rights;
4066
4067 dinfo = policy_handle_find(p, r->in.domain_handle,
4068 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
4069 struct samr_domain_info, &status);
4070 if (!NT_STATUS_IS_OK(status)) {
4071 return status;
4072 }
4073
4074 /* append the alias' RID to it */
4075
4076 if (!sid_compose(&sid, &dinfo->sid, alias_rid))
4077 return NT_STATUS_NO_SUCH_ALIAS;
4078
4079 /*check if access can be granted as requested by client. */
4080
4081 map_max_allowed_access(p->server_info->ptok, &des_access);
4082
4083 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &ali_generic_mapping, NULL, 0);
4084 se_map_generic(&des_access,&ali_generic_mapping);
4085
4086 se_priv_copy( &se_rights, &se_add_users );
4087
4088 status = access_check_object(psd, p->server_info->ptok,
4089 &se_rights, GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
4090 des_access, &acc_granted, "_samr_OpenAlias");
4091
4092 if ( !NT_STATUS_IS_OK(status) )
4093 return status;
4094
4095 {
4096 /* Check we actually have the requested alias */
4097 enum lsa_SidType type;
4098 bool result;
4099 gid_t gid;
4100
4101 become_root();
4102 result = lookup_sid(NULL, &sid, NULL, NULL, &type);
4103 unbecome_root();
4104
4105 if (!result || (type != SID_NAME_ALIAS)) {
4106 return NT_STATUS_NO_SUCH_ALIAS;
4107 }
4108
4109 /* make sure there is a mapping */
4110
4111 if ( !sid_to_gid( &sid, &gid ) ) {
4112 return NT_STATUS_NO_SUCH_ALIAS;
4113 }
4114
4115 }
4116
4117 ainfo = policy_handle_create(p, r->out.alias_handle, acc_granted,
4118 struct samr_alias_info, &status);
4119 if (!NT_STATUS_IS_OK(status)) {
4120 return status;
4121 }
4122 ainfo->sid = sid;
4123
4124 return NT_STATUS_OK;
4125 }
4126
4127 /*******************************************************************
4128 set_user_info_2
4129 ********************************************************************/
4130
4131 static NTSTATUS set_user_info_2(TALLOC_CTX *mem_ctx,
4132 struct samr_UserInfo2 *id2,
4133 struct samu *pwd)
4134 {
4135 if (id2 == NULL) {
4136 DEBUG(5,("set_user_info_2: NULL id2\n"));
4137 return NT_STATUS_ACCESS_DENIED;
4138 }
4139
4140 copy_id2_to_sam_passwd(pwd, id2);
4141
4142 return pdb_update_sam_account(pwd);
4143 }
4144
4145 /*******************************************************************
4146 set_user_info_4
4147 ********************************************************************/
4148
4149 static NTSTATUS set_user_info_4(TALLOC_CTX *mem_ctx,
4150 struct samr_UserInfo4 *id4,
4151 struct samu *pwd)
4152 {
4153 if (id4 == NULL) {
4154 DEBUG(5,("set_user_info_2: NULL id4\n"));
4155 return NT_STATUS_ACCESS_DENIED;
4156 }
4157
4158 copy_id4_to_sam_passwd(pwd, id4);
4159
4160 return pdb_update_sam_account(pwd);
4161 }
4162
4163 /*******************************************************************
4164 set_user_info_6
4165 ********************************************************************/
4166
4167 static NTSTATUS set_user_info_6(TALLOC_CTX *mem_ctx,
4168 struct samr_UserInfo6 *id6,
4169 struct samu *pwd)
4170 {
4171 if (id6 == NULL) {
4172 DEBUG(5,("set_user_info_6: NULL id6\n"));
4173 return NT_STATUS_ACCESS_DENIED;
4174 }
4175
4176 copy_id6_to_sam_passwd(pwd, id6);
4177
4178 return pdb_update_sam_account(pwd);
4179 }
4180
4181 /*******************************************************************
4182 set_user_info_7
4183 ********************************************************************/
4184
4185 static NTSTATUS set_user_info_7(TALLOC_CTX *mem_ctx,
4186 struct samr_UserInfo7 *id7,
4187 struct samu *pwd)
4188 {
4189 NTSTATUS rc;
4190
4191 if (id7 == NULL) {
4192 DEBUG(5, ("set_user_info_7: NULL id7\n"));
4193 return NT_STATUS_ACCESS_DENIED;
4194 }
4195
4196 if (!id7->account_name.string) {
4197 DEBUG(5, ("set_user_info_7: failed to get new username\n"));
4198 return NT_STATUS_ACCESS_DENIED;
4199 }
4200
4201 /* check to see if the new username already exists. Note: we can't
4202 reliably lock all backends, so there is potentially the
4203 possibility that a user can be created in between this check and
4204 the rename. The rename should fail, but may not get the
4205 exact same failure status code. I think this is small enough
4206 of a window for this type of operation and the results are
4207 simply that the rename fails with a slightly different status
4208 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
4209
4210 rc = can_create(mem_ctx, id7->account_name.string);
4211
4212 /* when there is nothing to change, we're done here */
4213 if (NT_STATUS_EQUAL(rc, NT_STATUS_USER_EXISTS) &&
4214 strequal(id7->account_name.string, pdb_get_username(pwd))) {
4215 return NT_STATUS_OK;
4216 }
4217 if (!NT_STATUS_IS_OK(rc)) {
4218 return rc;
4219 }
4220
4221 rc = pdb_rename_sam_account(pwd, id7->account_name.string);
4222
4223 return rc;
4224 }
4225
4226 /*******************************************************************
4227 set_user_info_8
4228 ********************************************************************/
4229
4230 static NTSTATUS set_user_info_8(TALLOC_CTX *mem_ctx,
4231 struct samr_UserInfo8 *id8,
4232 struct samu *pwd)
4233 {
4234 if (id8 == NULL) {
4235 DEBUG(5,("set_user_info_8: NULL id8\n"));
4236 return NT_STATUS_ACCESS_DENIED;
4237 }
4238
4239 copy_id8_to_sam_passwd(pwd, id8);
4240
4241 return pdb_update_sam_account(pwd);
4242 }
4243
4244 /*******************************************************************
4245 set_user_info_10
4246 ********************************************************************/
4247
4248 static NTSTATUS set_user_info_10(TALLOC_CTX *mem_ctx,
4249 struct samr_UserInfo10 *id10,
4250 struct samu *pwd)
4251 {
4252 if (id10 == NULL) {
4253 DEBUG(5,("set_user_info_8: NULL id10\n"));
4254 return NT_STATUS_ACCESS_DENIED;
4255 }
4256
4257 copy_id10_to_sam_passwd(pwd, id10);
4258
4259 return pdb_update_sam_account(pwd);
4260 }
4261
4262 /*******************************************************************
4263 set_user_info_11
4264 ********************************************************************/
4265
4266 static NTSTATUS set_user_info_11(TALLOC_CTX *mem_ctx,
4267 struct samr_UserInfo11 *id11,
4268 struct samu *pwd)
4269 {
4270 if (id11 == NULL) {
4271 DEBUG(5,("set_user_info_11: NULL id11\n"));
4272 return NT_STATUS_ACCESS_DENIED;
4273 }
4274
4275 copy_id11_to_sam_passwd(pwd, id11);
4276
4277 return pdb_update_sam_account(pwd);
4278 }
4279
4280 /*******************************************************************
4281 set_user_info_12
4282 ********************************************************************/
4283
4284 static NTSTATUS set_user_info_12(TALLOC_CTX *mem_ctx,
4285 struct samr_UserInfo12 *id12,
4286 struct samu *pwd)
4287 {
4288 if (id12 == NULL) {
4289 DEBUG(5,("set_user_info_12: NULL id12\n"));
4290 return NT_STATUS_ACCESS_DENIED;
4291 }
4292
4293 copy_id12_to_sam_passwd(pwd, id12);
4294
4295 return pdb_update_sam_account(pwd);
4296 }
4297
4298 /*******************************************************************
4299 set_user_info_13
4300 ********************************************************************/
4301
4302 static NTSTATUS set_user_info_13(TALLOC_CTX *mem_ctx,
4303 struct samr_UserInfo13 *id13,
4304 struct samu *pwd)
4305 {
4306 if (id13 == NULL) {
4307 DEBUG(5,("set_user_info_13: NULL id13\n"));
4308 return NT_STATUS_ACCESS_DENIED;
4309 }
4310
4311 copy_id13_to_sam_passwd(pwd, id13);
4312
4313 return pdb_update_sam_account(pwd);
4314 }
4315
4316 /*******************************************************************
4317 set_user_info_14
4318 ********************************************************************/
4319
4320 static NTSTATUS set_user_info_14(TALLOC_CTX *mem_ctx,
4321 struct samr_UserInfo14 *id14,
4322 struct samu *pwd)
4323 {
4324 if (id14 == NULL) {
4325 DEBUG(5,("set_user_info_14: NULL id14\n"));
4326 return NT_STATUS_ACCESS_DENIED;
4327 }
4328
4329 copy_id14_to_sam_passwd(pwd, id14);
4330
4331 return pdb_update_sam_account(pwd);
4332 }
4333
4334 /*******************************************************************
4335 set_user_info_16
4336 ********************************************************************/
4337
4338 static NTSTATUS set_user_info_16(TALLOC_CTX *mem_ctx,
4339 struct samr_UserInfo16 *id16,
4340 struct samu *pwd)
4341 {
4342 if (id16 == NULL) {
4343 DEBUG(5,("set_user_info_16: NULL id16\n"));
4344 return NT_STATUS_ACCESS_DENIED;
4345 }
4346
4347 copy_id16_to_sam_passwd(pwd, id16);
4348
4349 return pdb_update_sam_account(pwd);
4350 }
4351
4352 /*******************************************************************
4353 set_user_info_17
4354 ********************************************************************/
4355
4356 static NTSTATUS set_user_info_17(TALLOC_CTX *mem_ctx,
4357 struct samr_UserInfo17 *id17,
4358 struct samu *pwd)
4359 {
4360 if (id17 == NULL) {
4361 DEBUG(5,("set_user_info_17: NULL id17\n"));
4362 return NT_STATUS_ACCESS_DENIED;
4363 }
4364
4365 copy_id17_to_sam_passwd(pwd, id17);
4366
4367 return pdb_update_sam_account(pwd);
4368 }
4369
4370 /*******************************************************************
4371 set_user_info_18
4372 ********************************************************************/
4373
4374 static NTSTATUS set_user_info_18(struct samr_UserInfo18 *id18,
4375 TALLOC_CTX *mem_ctx,
4376 DATA_BLOB *session_key,
4377 struct samu *pwd)
4378 {
4379 if (id18 == NULL) {
4380 DEBUG(2, ("set_user_info_18: id18 is NULL\n"));
4381 return NT_STATUS_INVALID_PARAMETER;
4382 }
4383
4384 if (id18->nt_pwd_active || id18->lm_pwd_active) {
4385 if (!session_key->length) {
4386 return NT_STATUS_NO_USER_SESSION_KEY;
4387 }
4388 }
4389
4390 if (id18->nt_pwd_active) {
4391
4392 DATA_BLOB in, out;
4393
4394 in = data_blob_const(id18->nt_pwd.hash, 16);
4395 out = data_blob_talloc_zero(mem_ctx, 16);
4396
4397 sess_crypt_blob(&out, &in, session_key, false);
4398
4399 if (!pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED)) {
4400 return NT_STATUS_ACCESS_DENIED;
4401 }
4402
4403 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4404 }
4405
4406 if (id18->lm_pwd_active) {
4407
4408 DATA_BLOB in, out;
4409
4410 in = data_blob_const(id18->lm_pwd.hash, 16);
4411 out = data_blob_talloc_zero(mem_ctx, 16);
4412
4413 sess_crypt_blob(&out, &in, session_key, false);
4414
4415 if (!pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED)) {
4416 return NT_STATUS_ACCESS_DENIED;
4417 }
4418
4419 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4420 }
4421
4422 copy_id18_to_sam_passwd(pwd, id18);
4423
4424 return pdb_update_sam_account(pwd);
4425 }
4426
4427 /*******************************************************************
4428 set_user_info_20
4429 ********************************************************************/
4430
4431 static NTSTATUS set_user_info_20(TALLOC_CTX *mem_ctx,
4432 struct samr_UserInfo20 *id20,
4433 struct samu *pwd)
4434 {
4435 if (id20 == NULL) {
4436 DEBUG(5,("set_user_info_20: NULL id20\n"));
4437 return NT_STATUS_ACCESS_DENIED;
4438 }
4439
4440 copy_id20_to_sam_passwd(pwd, id20);
4441
4442 return pdb_update_sam_account(pwd);
4443 }
4444
4445 /*******************************************************************
4446 set_user_info_21
4447 ********************************************************************/
4448
4449 static NTSTATUS set_user_info_21(struct samr_UserInfo21 *id21,
4450 TALLOC_CTX *mem_ctx,
4451 DATA_BLOB *session_key,
4452 struct samu *pwd)
4453 {
4454 NTSTATUS status;
4455
4456 if (id21 == NULL) {
4457 DEBUG(5, ("set_user_info_21: NULL id21\n"));
4458 return NT_STATUS_INVALID_PARAMETER;
4459 }
4460
4461 if (id21->fields_present == 0) {
4462 return NT_STATUS_INVALID_PARAMETER;
4463 }
4464
4465 if (id21->fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4466 return NT_STATUS_ACCESS_DENIED;
4467 }
4468
4469 if (id21->fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) {
4470 if (id21->nt_password_set) {
4471 DATA_BLOB in, out;
4472
4473 if ((id21->nt_owf_password.length != 16) ||
4474 (id21->nt_owf_password.size != 16)) {
4475 return NT_STATUS_INVALID_PARAMETER;
4476 }
4477
4478 if (!session_key->length) {
4479 return NT_STATUS_NO_USER_SESSION_KEY;
4480 }
4481
4482 in = data_blob_const(id21->nt_owf_password.array, 16);
4483 out = data_blob_talloc_zero(mem_ctx, 16);
4484
4485 sess_crypt_blob(&out, &in, session_key, false);
4486
4487 pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED);
4488 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4489 }
4490 }
4491
4492 if (id21->fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT) {
4493 if (id21->lm_password_set) {
4494 DATA_BLOB in, out;
4495
4496 if ((id21->lm_owf_password.length != 16) ||
4497 (id21->lm_owf_password.size != 16)) {
4498 return NT_STATUS_INVALID_PARAMETER;
4499 }
4500
4501 if (!session_key->length) {
4502 return NT_STATUS_NO_USER_SESSION_KEY;
4503 }
4504
4505 in = data_blob_const(id21->lm_owf_password.array, 16);
4506 out = data_blob_talloc_zero(mem_ctx, 16);
4507
4508 sess_crypt_blob(&out, &in, session_key, false);
4509
4510 pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED);
4511 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4512 }
4513 }
4514
4515 /* we need to separately check for an account rename first */
4516
4517 if (id21->account_name.string &&
4518 (!strequal(id21->account_name.string, pdb_get_username(pwd))))
4519 {
4520
4521 /* check to see if the new username already exists. Note: we can't
4522 reliably lock all backends, so there is potentially the
4523 possibility that a user can be created in between this check and
4524 the rename. The rename should fail, but may not get the
4525 exact same failure status code. I think this is small enough
4526 of a window for this type of operation and the results are
4527 simply that the rename fails with a slightly different status
4528 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
4529
4530 status = can_create(mem_ctx, id21->account_name.string);
4531 if (!NT_STATUS_IS_OK(status)) {
4532 return status;
4533 }
4534
4535 status = pdb_rename_sam_account(pwd, id21->account_name.string);
4536
4537 if (!NT_STATUS_IS_OK(status)) {
4538 DEBUG(0,("set_user_info_21: failed to rename account: %s\n",
4539 nt_errstr(status)));
4540 return status;
4541 }
4542
4543 /* set the new username so that later
4544 functions can work on the new account */
4545 pdb_set_username(pwd, id21->account_name.string, PDB_SET);
4546 }
4547
4548 copy_id21_to_sam_passwd("INFO_21", pwd, id21);
4549
4550 /*
4551 * The funny part about the previous two calls is
4552 * that pwd still has the password hashes from the
4553 * passdb entry. These have not been updated from
4554 * id21. I don't know if they need to be set. --jerry
4555 */
4556
4557 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
4558 status = pdb_set_unix_primary_group(mem_ctx, pwd);
4559 if ( !NT_STATUS_IS_OK(status) ) {
4560 return status;
4561 }
4562 }
4563
4564 /* Don't worry about writing out the user account since the
4565 primary group SID is generated solely from the user's Unix
4566 primary group. */
4567
4568 /* write the change out */
4569 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4570 return status;
4571 }
4572
4573 return NT_STATUS_OK;
4574 }
4575
4576 /*******************************************************************
4577 set_user_info_23
4578 ********************************************************************/
4579
4580 static NTSTATUS set_user_info_23(TALLOC_CTX *mem_ctx,
4581 struct samr_UserInfo23 *id23,
4582 struct samu *pwd)
4583 {
4584 char *plaintext_buf = NULL;
4585 size_t len = 0;
4586 uint32_t acct_ctrl;
4587 NTSTATUS status;
4588
4589 if (id23 == NULL) {
4590 DEBUG(5, ("set_user_info_23: NULL id23\n"));
4591 return NT_STATUS_INVALID_PARAMETER;
4592 }
4593
4594 if (id23->info.fields_present == 0) {
4595 return NT_STATUS_INVALID_PARAMETER;
4596 }
4597
4598 if (id23->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4599 return NT_STATUS_ACCESS_DENIED;
4600 }
4601
4602 if ((id23->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
4603 (id23->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
4604
4605 DEBUG(5, ("Attempting administrator password change (level 23) for user %s\n",
4606 pdb_get_username(pwd)));
4607
4608 if (!decode_pw_buffer(mem_ctx,
4609 id23->password.data,
4610 &plaintext_buf,
4611 &len,
4612 CH_UTF16)) {
4613 return NT_STATUS_WRONG_PASSWORD;
4614 }
4615
4616 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
4617 return NT_STATUS_ACCESS_DENIED;
4618 }
4619 }
4620
4621 copy_id23_to_sam_passwd(pwd, id23);
4622
4623 acct_ctrl = pdb_get_acct_ctrl(pwd);
4624
4625 /* if it's a trust account, don't update /etc/passwd */
4626 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
4627 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
4628 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
4629 DEBUG(5, ("Changing trust account. Not updating /etc/passwd\n"));
4630 } else if (plaintext_buf) {
4631 /* update the UNIX password */
4632 if (lp_unix_password_sync() ) {
4633 struct passwd *passwd;
4634 if (pdb_get_username(pwd) == NULL) {
4635 DEBUG(1, ("chgpasswd: User without name???\n"));
4636 return NT_STATUS_ACCESS_DENIED;
4637 }
4638
4639 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
4640 if (passwd == NULL) {
4641 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
4642 }
4643
4644 if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
4645 return NT_STATUS_ACCESS_DENIED;
4646 }
4647 TALLOC_FREE(passwd);
4648 }
4649 }
4650
4651 if (plaintext_buf) {
4652 memset(plaintext_buf, '\0', strlen(plaintext_buf));
4653 }
4654
4655 if (IS_SAM_CHANGED(pwd, PDB_GROUPSID) &&
4656 (!NT_STATUS_IS_OK(status = pdb_set_unix_primary_group(mem_ctx,
4657 pwd)))) {
4658 return status;
4659 }
4660
4661 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4662 return status;
4663 }
4664
4665 return NT_STATUS_OK;
4666 }
4667
4668 /*******************************************************************
4669 set_user_info_pw
4670 ********************************************************************/
4671
4672 static bool set_user_info_pw(uint8 *pass, struct samu *pwd)
4673 {
4674 size_t len = 0;
4675 char *plaintext_buf = NULL;
4676 uint32 acct_ctrl;
4677
4678 DEBUG(5, ("Attempting administrator password change for user %s\n",
4679 pdb_get_username(pwd)));
4680
4681 acct_ctrl = pdb_get_acct_ctrl(pwd);
4682
4683 if (!decode_pw_buffer(talloc_tos(),
4684 pass,
4685 &plaintext_buf,
4686 &len,
4687 CH_UTF16)) {
4688 return False;
4689 }
4690
4691 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
4692 return False;
4693 }
4694
4695 /* if it's a trust account, don't update /etc/passwd */
4696 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
4697 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
4698 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
4699 DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
4700 } else {
4701 /* update the UNIX password */
4702 if (lp_unix_password_sync()) {
4703 struct passwd *passwd;
4704
4705 if (pdb_get_username(pwd) == NULL) {
4706 DEBUG(1, ("chgpasswd: User without name???\n"));
4707 return False;
4708 }
4709
4710 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
4711 if (passwd == NULL) {
4712 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
4713 }
4714
4715 if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
4716 return False;
4717 }
4718 TALLOC_FREE(passwd);
4719 }
4720 }
4721
4722 memset(plaintext_buf, '\0', strlen(plaintext_buf));
4723
4724 DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n"));
4725
4726 return True;
4727 }
4728
4729 /*******************************************************************
4730 set_user_info_24
4731 ********************************************************************/
4732
4733 static NTSTATUS set_user_info_24(TALLOC_CTX *mem_ctx,
4734 struct samr_UserInfo24 *id24,
4735 struct samu *pwd)
4736 {
4737 NTSTATUS status;
4738
4739 if (id24 == NULL) {
4740 DEBUG(5, ("set_user_info_24: NULL id24\n"));
4741 return NT_STATUS_INVALID_PARAMETER;
4742 }
4743
4744 if (!set_user_info_pw(id24->password.data, pwd)) {
4745 return NT_STATUS_WRONG_PASSWORD;
4746 }
4747
4748 copy_id24_to_sam_passwd(pwd, id24);
4749
4750 status = pdb_update_sam_account(pwd);
4751 if (!NT_STATUS_IS_OK(status)) {
4752 return status;
4753 }
4754
4755 return NT_STATUS_OK;
4756 }
4757
4758 /*******************************************************************
4759 set_user_info_25
4760 ********************************************************************/
4761
4762 static NTSTATUS set_user_info_25(TALLOC_CTX *mem_ctx,
4763 struct samr_UserInfo25 *id25,
4764 struct samu *pwd)
4765 {
4766 NTSTATUS status;
4767
4768 if (id25 == NULL) {
4769 DEBUG(5, ("set_user_info_25: NULL id25\n"));
4770 return NT_STATUS_INVALID_PARAMETER;
4771 }
4772
4773 if (id25->info.fields_present == 0) {
4774 return NT_STATUS_INVALID_PARAMETER;
4775 }
4776
4777 if (id25->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4778 return NT_STATUS_ACCESS_DENIED;
4779 }
4780
4781 if ((id25->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
4782 (id25->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
4783
4784 if (!set_user_info_pw(id25->password.data, pwd)) {
4785 return NT_STATUS_WRONG_PASSWORD;
4786 }
4787 }
4788
4789 copy_id25_to_sam_passwd(pwd, id25);
4790
4791 /* write the change out */
4792 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4793 return status;
4794 }
4795
4796 /*
4797 * We need to "pdb_update_sam_account" before the unix primary group
4798 * is set, because the idealx scripts would also change the
4799 * sambaPrimaryGroupSid using the ldap replace method. pdb_ldap uses
4800 * the delete explicit / add explicit, which would then fail to find
4801 * the previous primaryGroupSid value.
4802 */
4803
4804 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
4805 status = pdb_set_unix_primary_group(mem_ctx, pwd);
4806 if ( !NT_STATUS_IS_OK(status) ) {
4807 return status;
4808 }
4809 }
4810
4811 return NT_STATUS_OK;
4812 }
4813
4814 /*******************************************************************
4815 set_user_info_26
4816 ********************************************************************/
4817
4818 static NTSTATUS set_user_info_26(TALLOC_CTX *mem_ctx,
4819 struct samr_UserInfo26 *id26,
4820 struct samu *pwd)
4821 {
4822 NTSTATUS status;
4823
4824 if (id26 == NULL) {
4825 DEBUG(5, ("set_user_info_26: NULL id26\n"));
4826 return NT_STATUS_INVALID_PARAMETER;
4827 }
4828
4829 if (!set_user_info_pw(id26->password.data, pwd)) {
4830 return NT_STATUS_WRONG_PASSWORD;
4831 }
4832
4833 copy_id26_to_sam_passwd(pwd, id26);
4834
4835 status = pdb_update_sam_account(pwd);
4836 if (!NT_STATUS_IS_OK(status)) {
4837 return status;
4838 }
4839
4840 return NT_STATUS_OK;
4841 }
4842
4843 /*************************************************************
4844 **************************************************************/
4845
4846 static uint32_t samr_set_user_info_map_fields_to_access_mask(uint32_t fields)
4847 {
4848 uint32_t acc_required = 0;
4849
4850 /* USER_ALL_USERNAME */
4851 if (fields & SAMR_FIELD_ACCOUNT_NAME)
4852 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4853 /* USER_ALL_FULLNAME */
4854 if (fields & SAMR_FIELD_FULL_NAME)
4855 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4856 /* USER_ALL_PRIMARYGROUPID */
4857 if (fields & SAMR_FIELD_PRIMARY_GID)
4858 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4859 /* USER_ALL_HOMEDIRECTORY */
4860 if (fields & SAMR_FIELD_HOME_DIRECTORY)
4861 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4862 /* USER_ALL_HOMEDIRECTORYDRIVE */
4863 if (fields & SAMR_FIELD_HOME_DRIVE)
4864 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4865 /* USER_ALL_SCRIPTPATH */
4866 if (fields & SAMR_FIELD_LOGON_SCRIPT)
4867 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4868 /* USER_ALL_PROFILEPATH */
4869 if (fields & SAMR_FIELD_PROFILE_PATH)
4870 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4871 /* USER_ALL_ADMINCOMMENT */
4872 if (fields & SAMR_FIELD_COMMENT)
4873 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4874 /* USER_ALL_WORKSTATIONS */
4875 if (fields & SAMR_FIELD_WORKSTATIONS)
4876 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4877 /* USER_ALL_LOGONHOURS */
4878 if (fields & SAMR_FIELD_LOGON_HOURS)
4879 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4880 /* USER_ALL_ACCOUNTEXPIRES */
4881 if (fields & SAMR_FIELD_ACCT_EXPIRY)
4882 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4883 /* USER_ALL_USERACCOUNTCONTROL */
4884 if (fields & SAMR_FIELD_ACCT_FLAGS)
4885 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4886 /* USER_ALL_PARAMETERS */
4887 if (fields & SAMR_FIELD_PARAMETERS)
4888 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4889 /* USER_ALL_USERCOMMENT */
4890 if (fields & SAMR_FIELD_COMMENT)
4891 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
4892 /* USER_ALL_COUNTRYCODE */
4893 if (fields & SAMR_FIELD_COUNTRY_CODE)
4894 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
4895 /* USER_ALL_CODEPAGE */
4896 if (fields & SAMR_FIELD_CODE_PAGE)
4897 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
4898 /* USER_ALL_NTPASSWORDPRESENT */
4899 if (fields & SAMR_FIELD_NT_PASSWORD_PRESENT)
4900 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
4901 /* USER_ALL_LMPASSWORDPRESENT */
4902 if (fields & SAMR_FIELD_LM_PASSWORD_PRESENT)
4903 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
4904 /* USER_ALL_PASSWORDEXPIRED */
4905 if (fields & SAMR_FIELD_EXPIRED_FLAG)
4906 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
4907
4908 return acc_required;
4909 }
4910
4911 /*******************************************************************
4912 samr_SetUserInfo
4913 ********************************************************************/
4914
4915 NTSTATUS _samr_SetUserInfo(pipes_struct *p,
4916 struct samr_SetUserInfo *r)
4917 {
4918 struct samr_user_info *uinfo;
4919 NTSTATUS status;
4920 struct samu *pwd = NULL;
4921 union samr_UserInfo *info = r->in.info;
4922 uint32_t acc_required = 0;
4923 uint32_t fields = 0;
4924 bool ret;
4925
4926 DEBUG(5,("_samr_SetUserInfo: %d\n", __LINE__));
4927
4928 /* This is tricky. A WinXP domain join sets
4929 (SAMR_USER_ACCESS_SET_PASSWORD|SAMR_USER_ACCESS_SET_ATTRIBUTES|SAMR_USER_ACCESS_GET_ATTRIBUTES)
4930 The MMC lusrmgr plugin includes these perms and more in the SamrOpenUser(). But the
4931 standard Win32 API calls just ask for SAMR_USER_ACCESS_SET_PASSWORD in the SamrOpenUser().
4932 This should be enough for levels 18, 24, 25,& 26. Info level 23 can set more so
4933 we'll use the set from the WinXP join as the basis. */
4934
4935 switch (r->in.level) {
4936 case 2: /* UserPreferencesInformation */
4937 /* USER_WRITE_ACCOUNT | USER_WRITE_PREFERENCES */
4938 acc_required = SAMR_USER_ACCESS_SET_ATTRIBUTES | SAMR_USER_ACCESS_SET_LOC_COM;
4939 break;
4940 case 4: /* UserLogonHoursInformation */
4941 case 6: /* UserNameInformation */
4942 case 7: /* UserAccountNameInformation */
4943 case 8: /* UserFullNameInformation */
4944 case 9: /* UserPrimaryGroupInformation */
4945 case 10: /* UserHomeInformation */
4946 case 11: /* UserScriptInformation */
4947 case 12: /* UserProfileInformation */
4948 case 13: /* UserAdminCommentInformation */
4949 case 14: /* UserWorkStationsInformation */
4950 case 16: /* UserControlInformation */
4951 case 17: /* UserExpiresInformation */
4952 case 20: /* UserParametersInformation */
4953 /* USER_WRITE_ACCOUNT */
4954 acc_required = SAMR_USER_ACCESS_SET_ATTRIBUTES;
4955 break;
4956 case 18: /* UserInternal1Information */
4957 /* FIXME: gd, this is a guess */
4958 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
4959 break;
4960 case 21: /* UserAllInformation */
4961 fields = info->info21.fields_present;
4962 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
4963 break;
4964 case 23: /* UserInternal4Information */
4965 fields = info->info23.info.fields_present;
4966 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
4967 break;
4968 case 25: /* UserInternal4InformationNew */
4969 fields = info->info25.info.fields_present;
4970 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
4971 break;
4972 case 24: /* UserInternal5Information */
4973 case 26: /* UserInternal5InformationNew */
4974 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
4975 break;
4976 default:
4977 return NT_STATUS_INVALID_INFO_CLASS;
4978 }
4979
4980 uinfo = policy_handle_find(p, r->in.user_handle, acc_required, NULL,
4981 struct samr_user_info, &status);
4982 if (!NT_STATUS_IS_OK(status)) {
4983 return status;
4984 }
4985
4986 DEBUG(5, ("_samr_SetUserInfo: sid:%s, level:%d\n",
4987 sid_string_dbg(&uinfo->sid), r->in.level));
4988
4989 if (info == NULL) {
4990 DEBUG(5, ("_samr_SetUserInfo: NULL info level\n"));
4991 return NT_STATUS_INVALID_INFO_CLASS;
4992 }
4993
4994 if (!(pwd = samu_new(NULL))) {
4995 return NT_STATUS_NO_MEMORY;
4996 }
4997
4998 become_root();
4999 ret = pdb_getsampwsid(pwd, &uinfo->sid);
5000 unbecome_root();
5001
5002 if (!ret) {
5003 TALLOC_FREE(pwd);
5004 return NT_STATUS_NO_SUCH_USER;
5005 }
5006
5007 /* ================ BEGIN Privilege BLOCK ================ */
5008
5009 become_root();
5010
5011 /* ok! user info levels (lots: see MSDEV help), off we go... */
5012
5013 switch (r->in.level) {
5014
5015 case 2:
5016 status = set_user_info_2(p->mem_ctx,
5017 &info->info2, pwd);
5018 break;
5019
5020 case 4:
5021 status = set_user_info_4(p->mem_ctx,
5022 &info->info4, pwd);
5023 break;
5024
5025 case 6:
5026 status = set_user_info_6(p->mem_ctx,
5027 &info->info6, pwd);
5028 break;
5029
5030 case 7:
5031 status = set_user_info_7(p->mem_ctx,
5032 &info->info7, pwd);
5033 break;
5034
5035 case 8:
5036 status = set_user_info_8(p->mem_ctx,
5037 &info->info8, pwd);
5038 break;
5039
5040 case 10:
5041 status = set_user_info_10(p->mem_ctx,
5042 &info->info10, pwd);
5043 break;
5044
5045 case 11:
5046 status = set_user_info_11(p->mem_ctx,
5047 &info->info11, pwd);
5048 break;
5049
5050 case 12:
5051 status = set_user_info_12(p->mem_ctx,
5052 &info->info12, pwd);
5053 break;
5054
5055 case 13:
5056 status = set_user_info_13(p->mem_ctx,
5057 &info->info13, pwd);
5058 break;
5059
5060 case 14:
5061 status = set_user_info_14(p->mem_ctx,
5062 &info->info14, pwd);
5063 break;
5064
5065 case 16:
5066 status = set_user_info_16(p->mem_ctx,
5067 &info->info16, pwd);
5068 break;
5069
5070 case 17:
5071 status = set_user_info_17(p->mem_ctx,
5072 &info->info17, pwd);
5073 break;
5074
5075 case 18:
5076 /* Used by AS/U JRA. */
5077 status = set_user_info_18(&info->info18,
5078 p->mem_ctx,
5079 &p->server_info->user_session_key,
5080 pwd);
5081 break;
5082
5083 case 20:
5084 status = set_user_info_20(p->mem_ctx,
5085 &info->info20, pwd);
5086 break;
5087
5088 case 21:
5089 status = set_user_info_21(&info->info21,
5090 p->mem_ctx,
5091 &p->server_info->user_session_key,
5092 pwd);
5093 break;
5094
5095 case 23:
5096 if (!p->server_info->user_session_key.length) {
5097 status = NT_STATUS_NO_USER_SESSION_KEY;
5098 }
5099 arcfour_crypt_blob(info->info23.password.data, 516,
5100 &p->server_info->user_session_key);
5101
5102 dump_data(100, info->info23.password.data, 516);
5103
5104 status = set_user_info_23(p->mem_ctx,
5105 &info->info23, pwd);
5106 break;
5107
5108 case 24:
5109 if (!p->server_info->user_session_key.length) {
5110 status = NT_STATUS_NO_USER_SESSION_KEY;
5111 }
5112 arcfour_crypt_blob(info->info24.password.data,
5113 516,
5114 &p->server_info->user_session_key);
5115
5116 dump_data(100, info->info24.password.data, 516);
5117
5118 status = set_user_info_24(p->mem_ctx,
5119 &info->info24, pwd);
5120 break;
5121
5122 case 25:
5123 if (!p->server_info->user_session_key.length) {
5124 status = NT_STATUS_NO_USER_SESSION_KEY;
5125 }
5126 encode_or_decode_arc4_passwd_buffer(
5127 info->info25.password.data,
5128 &p->server_info->user_session_key);
5129
5130 dump_data(100, info->info25.password.data, 532);
5131
5132 status = set_user_info_25(p->mem_ctx,
5133 &info->info25, pwd);
5134 break;
5135
5136 case 26:
5137 if (!p->server_info->user_session_key.length) {
5138 status = NT_STATUS_NO_USER_SESSION_KEY;
5139 }
5140 encode_or_decode_arc4_passwd_buffer(
5141 info->info26.password.data,
5142 &p->server_info->user_session_key);
5143
5144 dump_data(100, info->info26.password.data, 516);
5145
5146 status = set_user_info_26(p->mem_ctx,
5147 &info->info26, pwd);
5148 break;
5149
5150 default:
5151 status = NT_STATUS_INVALID_INFO_CLASS;
5152 }
5153
5154 TALLOC_FREE(pwd);
5155
5156 unbecome_root();
5157
5158 /* ================ END Privilege BLOCK ================ */
5159
5160 if (NT_STATUS_IS_OK(status)) {
5161 force_flush_samr_cache(&uinfo->sid);
5162 }
5163
5164 return status;
5165 }
5166
5167 /*******************************************************************
5168 _samr_SetUserInfo2
5169 ********************************************************************/
5170
5171 NTSTATUS _samr_SetUserInfo2(pipes_struct *p,
5172 struct samr_SetUserInfo2 *r)
5173 {
5174 struct samr_SetUserInfo q;
5175
5176 q.in.user_handle = r->in.user_handle;
5177 q.in.level = r->in.level;
5178 q.in.info = r->in.info;
5179
5180 return _samr_SetUserInfo(p, &q);
5181 }
5182
5183 /*********************************************************************
5184 _samr_GetAliasMembership
5185 *********************************************************************/
5186
5187 NTSTATUS _samr_GetAliasMembership(pipes_struct *p,
5188 struct samr_GetAliasMembership *r)
5189 {
5190 size_t num_alias_rids;
5191 uint32 *alias_rids;
5192 struct samr_domain_info *dinfo;
5193 size_t i;
5194
5195 NTSTATUS status;
5196
5197 DOM_SID *members;
5198
5199 DEBUG(5,("_samr_GetAliasMembership: %d\n", __LINE__));
5200
5201 dinfo = policy_handle_find(p, r->in.domain_handle,
5202 SAMR_DOMAIN_ACCESS_LOOKUP_ALIAS
5203 | SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
5204 struct samr_domain_info, &status);
5205 if (!NT_STATUS_IS_OK(status)) {
5206 return status;
5207 }
5208
5209 if (!sid_check_is_domain(&dinfo->sid) &&
5210 !sid_check_is_builtin(&dinfo->sid))
5211 return NT_STATUS_OBJECT_TYPE_MISMATCH;
5212
5213 if (r->in.sids->num_sids) {
5214 members = TALLOC_ARRAY(p->mem_ctx, DOM_SID, r->in.sids->num_sids);
5215
5216 if (members == NULL)
5217 return NT_STATUS_NO_MEMORY;
5218 } else {
5219 members = NULL;
5220 }
5221
5222 for (i=0; i<r->in.sids->num_sids; i++)
5223 sid_copy(&members[i], r->in.sids->sids[i].sid);
5224
5225 alias_rids = NULL;
5226 num_alias_rids = 0;
5227
5228 become_root();
5229 status = pdb_enum_alias_memberships(p->mem_ctx, &dinfo->sid, members,
5230 r->in.sids->num_sids,
5231 &alias_rids, &num_alias_rids);
5232 unbecome_root();
5233
5234 if (!NT_STATUS_IS_OK(status)) {
5235 return status;
5236 }
5237
5238 r->out.rids->count = num_alias_rids;
5239 r->out.rids->ids = alias_rids;
5240
5241 return NT_STATUS_OK;
5242 }
5243
5244 /*********************************************************************
5245 _samr_GetMembersInAlias
5246 *********************************************************************/
5247
5248 NTSTATUS _samr_GetMembersInAlias(pipes_struct *p,
5249 struct samr_GetMembersInAlias *r)
5250 {
5251 struct samr_alias_info *ainfo;
5252 NTSTATUS status;
5253 size_t i;
5254 size_t num_sids = 0;
5255 struct lsa_SidPtr *sids = NULL;
5256 DOM_SID *pdb_sids = NULL;
5257
5258 ainfo = policy_handle_find(p, r->in.alias_handle,
5259 SAMR_ALIAS_ACCESS_GET_MEMBERS, NULL,
5260 struct samr_alias_info, &status);
5261 if (!NT_STATUS_IS_OK(status)) {
5262 return status;
5263 }
5264
5265 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5266
5267 become_root();
5268 status = pdb_enum_aliasmem(&ainfo->sid, &pdb_sids, &num_sids);
5269 unbecome_root();
5270
5271 if (!NT_STATUS_IS_OK(status)) {
5272 return status;
5273 }
5274
5275 if (num_sids) {
5276 sids = TALLOC_ZERO_ARRAY(p->mem_ctx, struct lsa_SidPtr, num_sids);
5277 if (sids == NULL) {
5278 TALLOC_FREE(pdb_sids);
5279 return NT_STATUS_NO_MEMORY;
5280 }
5281 }
5282
5283 for (i = 0; i < num_sids; i++) {
5284 sids[i].sid = sid_dup_talloc(p->mem_ctx, &pdb_sids[i]);
5285 if (!sids[i].sid) {
5286 TALLOC_FREE(pdb_sids);
5287 return NT_STATUS_NO_MEMORY;
5288 }
5289 }
5290
5291 r->out.sids->num_sids = num_sids;
5292 r->out.sids->sids = sids;
5293
5294 TALLOC_FREE(pdb_sids);
5295
5296 return NT_STATUS_OK;
5297 }
5298
5299 /*********************************************************************
5300 _samr_QueryGroupMember
5301 *********************************************************************/
5302
5303 NTSTATUS _samr_QueryGroupMember(pipes_struct *p,
5304 struct samr_QueryGroupMember *r)
5305 {
5306 struct samr_group_info *ginfo;
5307 size_t i, num_members;
5308
5309 uint32 *rid=NULL;
5310 uint32 *attr=NULL;
5311
5312 NTSTATUS status;
5313 struct samr_RidTypeArray *rids = NULL;
5314
5315 ginfo = policy_handle_find(p, r->in.group_handle,
5316 SAMR_GROUP_ACCESS_GET_MEMBERS, NULL,
5317 struct samr_group_info, &status);
5318 if (!NT_STATUS_IS_OK(status)) {
5319 return status;
5320 }
5321
5322 rids = TALLOC_ZERO_P(p->mem_ctx, struct samr_RidTypeArray);
5323 if (!rids) {
5324 return NT_STATUS_NO_MEMORY;
5325 }
5326
5327 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5328
5329 if (!sid_check_is_in_our_domain(&ginfo->sid)) {
5330 DEBUG(3, ("sid %s is not in our domain\n",
5331 sid_string_dbg(&ginfo->sid)));
5332 return NT_STATUS_NO_SUCH_GROUP;
5333 }
5334
5335 DEBUG(10, ("lookup on Domain SID\n"));
5336
5337 become_root();
5338 status = pdb_enum_group_members(p->mem_ctx, &ginfo->sid,
5339 &rid, &num_members);
5340 unbecome_root();
5341
5342 if (!NT_STATUS_IS_OK(status))
5343 return status;
5344
5345 if (num_members) {
5346 attr=TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_members);
5347 if (attr == NULL) {
5348 return NT_STATUS_NO_MEMORY;
5349 }
5350 } else {
5351 attr = NULL;
5352 }
5353
5354 for (i=0; i<num_members; i++)
5355 attr[i] = SID_NAME_USER;
5356
5357 rids->count = num_members;
5358 rids->types = attr;
5359 rids->rids = rid;
5360
5361 *r->out.rids = rids;
5362
5363 return NT_STATUS_OK;
5364 }
5365
5366 /*********************************************************************
5367 _samr_AddAliasMember
5368 *********************************************************************/
5369
5370 NTSTATUS _samr_AddAliasMember(pipes_struct *p,
5371 struct samr_AddAliasMember *r)
5372 {
5373 struct samr_alias_info *ainfo;
5374 NTSTATUS status;
5375
5376 ainfo = policy_handle_find(p, r->in.alias_handle,
5377 SAMR_ALIAS_ACCESS_ADD_MEMBER, NULL,
5378 struct samr_alias_info, &status);
5379 if (!NT_STATUS_IS_OK(status)) {
5380 return status;
5381 }
5382
5383 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5384
5385 /******** BEGIN SeAddUsers BLOCK *********/
5386
5387 become_root();
5388 status = pdb_add_aliasmem(&ainfo->sid, r->in.sid);
5389 unbecome_root();
5390
5391 /******** END SeAddUsers BLOCK *********/
5392
5393 if (NT_STATUS_IS_OK(status)) {
5394 force_flush_samr_cache(&ainfo->sid);
5395 }
5396
5397 return status;
5398 }
5399
5400 /*********************************************************************
5401 _samr_DeleteAliasMember
5402 *********************************************************************/
5403
5404 NTSTATUS _samr_DeleteAliasMember(pipes_struct *p,
5405 struct samr_DeleteAliasMember *r)
5406 {
5407 struct samr_alias_info *ainfo;
5408 NTSTATUS status;
5409
5410 ainfo = policy_handle_find(p, r->in.alias_handle,
5411 SAMR_ALIAS_ACCESS_REMOVE_MEMBER, NULL,
5412 struct samr_alias_info, &status);
5413 if (!NT_STATUS_IS_OK(status)) {
5414 return status;
5415 }
5416
5417 DEBUG(10, ("_samr_del_aliasmem:sid is %s\n",
5418 sid_string_dbg(&ainfo->sid)));
5419
5420 /******** BEGIN SeAddUsers BLOCK *********/
5421
5422 become_root();
5423 status = pdb_del_aliasmem(&ainfo->sid, r->in.sid);
5424 unbecome_root();
5425
5426 /******** END SeAddUsers BLOCK *********/
5427
5428 if (NT_STATUS_IS_OK(status)) {
5429 force_flush_samr_cache(&ainfo->sid);
5430 }
5431
5432 return status;
5433 }
5434
5435 /*********************************************************************
5436 _samr_AddGroupMember
5437 *********************************************************************/
5438
5439 NTSTATUS _samr_AddGroupMember(pipes_struct *p,
5440 struct samr_AddGroupMember *r)
5441 {
5442 struct samr_group_info *ginfo;
5443 NTSTATUS status;
5444 uint32 group_rid;
5445
5446 ginfo = policy_handle_find(p, r->in.group_handle,
5447 SAMR_GROUP_ACCESS_ADD_MEMBER, NULL,
5448 struct samr_group_info, &status);
5449 if (!NT_STATUS_IS_OK(status)) {
5450 return status;
5451 }
5452
5453 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5454
5455 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5456 &group_rid)) {
5457 return NT_STATUS_INVALID_HANDLE;
5458 }
5459
5460 /******** BEGIN SeAddUsers BLOCK *********/
5461
5462 become_root();
5463 status = pdb_add_groupmem(p->mem_ctx, group_rid, r->in.rid);
5464 unbecome_root();
5465
5466 /******** END SeAddUsers BLOCK *********/
5467
5468 force_flush_samr_cache(&ginfo->sid);
5469
5470 return status;
5471 }
5472
5473 /*********************************************************************
5474 _samr_DeleteGroupMember
5475 *********************************************************************/
5476
5477 NTSTATUS _samr_DeleteGroupMember(pipes_struct *p,
5478 struct samr_DeleteGroupMember *r)
5479
5480 {
5481 struct samr_group_info *ginfo;
5482 NTSTATUS status;
5483 uint32 group_rid;
5484
5485 /*
5486 * delete the group member named r->in.rid
5487 * who is a member of the sid associated with the handle
5488 * the rid is a user's rid as the group is a domain group.
5489 */
5490
5491 ginfo = policy_handle_find(p, r->in.group_handle,
5492 SAMR_GROUP_ACCESS_REMOVE_MEMBER, NULL,
5493 struct samr_group_info, &status);
5494 if (!NT_STATUS_IS_OK(status)) {
5495 return status;
5496 }
5497
5498 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5499 &group_rid)) {
5500 return NT_STATUS_INVALID_HANDLE;
5501 }
5502
5503 /******** BEGIN SeAddUsers BLOCK *********/
5504
5505 become_root();
5506 status = pdb_del_groupmem(p->mem_ctx, group_rid, r->in.rid);
5507 unbecome_root();
5508
5509 /******** END SeAddUsers BLOCK *********/
5510
5511 force_flush_samr_cache(&ginfo->sid);
5512
5513 return status;
5514 }
5515
5516 /*********************************************************************
5517 _samr_DeleteUser
5518 *********************************************************************/
5519
5520 NTSTATUS _samr_DeleteUser(pipes_struct *p,
5521 struct samr_DeleteUser *r)
5522 {
5523 struct samr_user_info *uinfo;
5524 NTSTATUS status;
5525 struct samu *sam_pass=NULL;
5526 bool ret;
5527
5528 DEBUG(5, ("_samr_DeleteUser: %d\n", __LINE__));
5529
5530 uinfo = policy_handle_find(p, r->in.user_handle,
5531 STD_RIGHT_DELETE_ACCESS, NULL,
5532 struct samr_user_info, &status);
5533 if (!NT_STATUS_IS_OK(status)) {
5534 return status;
5535 }
5536
5537 if (!sid_check_is_in_our_domain(&uinfo->sid))
5538 return NT_STATUS_CANNOT_DELETE;
5539
5540 /* check if the user exists before trying to delete */
5541 if ( !(sam_pass = samu_new( NULL )) ) {
5542 return NT_STATUS_NO_MEMORY;
5543 }
5544
5545 become_root();
5546 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
5547 unbecome_root();
5548
5549 if(!ret) {
5550 DEBUG(5,("_samr_DeleteUser: User %s doesn't exist.\n",
5551 sid_string_dbg(&uinfo->sid)));
5552 TALLOC_FREE(sam_pass);
5553 return NT_STATUS_NO_SUCH_USER;
5554 }
5555
5556 /******** BEGIN SeAddUsers BLOCK *********/
5557
5558 become_root();
5559 status = pdb_delete_user(p->mem_ctx, sam_pass);
5560 unbecome_root();
5561
5562 /******** END SeAddUsers BLOCK *********/
5563
5564 if ( !NT_STATUS_IS_OK(status) ) {
5565 DEBUG(5,("_samr_DeleteUser: Failed to delete entry for "
5566 "user %s: %s.\n", pdb_get_username(sam_pass),
5567 nt_errstr(status)));
5568 TALLOC_FREE(sam_pass);
5569 return status;
5570 }
5571
5572
5573 TALLOC_FREE(sam_pass);
5574
5575 if (!close_policy_hnd(p, r->in.user_handle))
5576 return NT_STATUS_OBJECT_NAME_INVALID;
5577
5578 ZERO_STRUCTP(r->out.user_handle);
5579
5580 force_flush_samr_cache(&uinfo->sid);
5581
5582 return NT_STATUS_OK;
5583 }
5584
5585 /*********************************************************************
5586 _samr_DeleteDomainGroup
5587 *********************************************************************/
5588
5589 NTSTATUS _samr_DeleteDomainGroup(pipes_struct *p,
5590 struct samr_DeleteDomainGroup *r)
5591 {
5592 struct samr_group_info *ginfo;
5593 NTSTATUS status;
5594 uint32 group_rid;
5595
5596 DEBUG(5, ("samr_DeleteDomainGroup: %d\n", __LINE__));
5597
5598 ginfo = policy_handle_find(p, r->in.group_handle,
5599 STD_RIGHT_DELETE_ACCESS, NULL,
5600 struct samr_group_info, &status);
5601 if (!NT_STATUS_IS_OK(status)) {
5602 return status;
5603 }
5604
5605 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5606
5607 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5608 &group_rid)) {
5609 return NT_STATUS_NO_SUCH_GROUP;
5610 }
5611
5612 /******** BEGIN SeAddUsers BLOCK *********/
5613
5614 become_root();
5615 status = pdb_delete_dom_group(p->mem_ctx, group_rid);
5616 unbecome_root();
5617
5618 /******** END SeAddUsers BLOCK *********/
5619
5620 if ( !NT_STATUS_IS_OK(status) ) {
5621 DEBUG(5,("_samr_DeleteDomainGroup: Failed to delete mapping "
5622 "entry for group %s: %s\n",
5623 sid_string_dbg(&ginfo->sid),
5624 nt_errstr(status)));
5625 return status;
5626 }
5627
5628 if (!close_policy_hnd(p, r->in.group_handle))
5629 return NT_STATUS_OBJECT_NAME_INVALID;
5630
5631 force_flush_samr_cache(&ginfo->sid);
5632
5633 return NT_STATUS_OK;
5634 }
5635
5636 /*********************************************************************
5637 _samr_DeleteDomAlias
5638 *********************************************************************/
5639
5640 NTSTATUS _samr_DeleteDomAlias(pipes_struct *p,
5641 struct samr_DeleteDomAlias *r)
5642 {
5643 struct samr_alias_info *ainfo;
5644 NTSTATUS status;
5645
5646 DEBUG(5, ("_samr_DeleteDomAlias: %d\n", __LINE__));
5647
5648 ainfo = policy_handle_find(p, r->in.alias_handle,
5649 STD_RIGHT_DELETE_ACCESS, NULL,
5650 struct samr_alias_info, &status);
5651 if (!NT_STATUS_IS_OK(status)) {
5652 return status;
5653 }
5654
5655 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5656
5657 /* Don't let Windows delete builtin groups */
5658
5659 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
5660 return NT_STATUS_SPECIAL_ACCOUNT;
5661 }
5662
5663 if (!sid_check_is_in_our_domain(&ainfo->sid))
5664 return NT_STATUS_NO_SUCH_ALIAS;
5665
5666 DEBUG(10, ("lookup on Local SID\n"));
5667
5668 /******** BEGIN SeAddUsers BLOCK *********/
5669
5670 become_root();
5671 /* Have passdb delete the alias */
5672 status = pdb_delete_alias(&ainfo->sid);
5673 unbecome_root();
5674
5675 /******** END SeAddUsers BLOCK *********/
5676
5677 if ( !NT_STATUS_IS_OK(status))
5678 return status;
5679
5680 if (!close_policy_hnd(p, r->in.alias_handle))
5681 return NT_STATUS_OBJECT_NAME_INVALID;
5682
5683 force_flush_samr_cache(&ainfo->sid);
5684
5685 return NT_STATUS_OK;
5686 }
5687
5688 /*********************************************************************
5689 _samr_CreateDomainGroup
5690 *********************************************************************/
5691
5692 NTSTATUS _samr_CreateDomainGroup(pipes_struct *p,
5693 struct samr_CreateDomainGroup *r)
5694
5695 {
5696 NTSTATUS status;
5697 const char *name;
5698 struct samr_domain_info *dinfo;
5699 struct samr_group_info *ginfo;
5700
5701 dinfo = policy_handle_find(p, r->in.domain_handle,
5702 SAMR_DOMAIN_ACCESS_CREATE_GROUP, NULL,
5703 struct samr_domain_info, &status);
5704 if (!NT_STATUS_IS_OK(status)) {
5705 return status;
5706 }
5707
5708 if (!sid_equal(&dinfo->sid, get_global_sam_sid()))
5709 return NT_STATUS_ACCESS_DENIED;
5710
5711 name = r->in.name->string;
5712 if (name == NULL) {
5713 return NT_STATUS_NO_MEMORY;
5714 }
5715
5716 status = can_create(p->mem_ctx, name);
5717 if (!NT_STATUS_IS_OK(status)) {
5718 return status;
5719 }
5720
5721 /******** BEGIN SeAddUsers BLOCK *********/
5722
5723 become_root();
5724 /* check that we successfully create the UNIX group */
5725 status = pdb_create_dom_group(p->mem_ctx, name, r->out.rid);
5726 unbecome_root();
5727
5728 /******** END SeAddUsers BLOCK *********/
5729
5730 /* check if we should bail out here */
5731
5732 if ( !NT_STATUS_IS_OK(status) )
5733 return status;
5734
5735 ginfo = policy_handle_create(p, r->out.group_handle,
5736 GENERIC_RIGHTS_GROUP_ALL_ACCESS,
5737 struct samr_group_info, &status);
5738 if (!NT_STATUS_IS_OK(status)) {
5739 return status;
5740 }
5741 sid_compose(&ginfo->sid, &dinfo->sid, *r->out.rid);
5742
5743 force_flush_samr_cache(&dinfo->sid);
5744
5745 return NT_STATUS_OK;
5746 }
5747
5748 /*********************************************************************
5749 _samr_CreateDomAlias
5750 *********************************************************************/
5751
5752 NTSTATUS _samr_CreateDomAlias(pipes_struct *p,
5753 struct samr_CreateDomAlias *r)
5754 {
5755 DOM_SID info_sid;
5756 const char *name = NULL;
5757 struct samr_domain_info *dinfo;
5758 struct samr_alias_info *ainfo;
5759 gid_t gid;
5760 NTSTATUS result;
5761
5762 dinfo = policy_handle_find(p, r->in.domain_handle,
5763 SAMR_DOMAIN_ACCESS_CREATE_ALIAS, NULL,
5764 struct samr_domain_info, &result);
5765 if (!NT_STATUS_IS_OK(result)) {
5766 return result;
5767 }
5768
5769 if (!sid_equal(&dinfo->sid, get_global_sam_sid()))
5770 return NT_STATUS_ACCESS_DENIED;
5771
5772 name = r->in.alias_name->string;
5773
5774 result = can_create(p->mem_ctx, name);
5775 if (!NT_STATUS_IS_OK(result)) {
5776 return result;
5777 }
5778
5779 /******** BEGIN SeAddUsers BLOCK *********/
5780
5781 become_root();
5782 /* Have passdb create the alias */
5783 result = pdb_create_alias(name, r->out.rid);
5784 unbecome_root();
5785
5786 /******** END SeAddUsers BLOCK *********/
5787
5788 if (!NT_STATUS_IS_OK(result)) {
5789 DEBUG(10, ("pdb_create_alias failed: %s\n",
5790 nt_errstr(result)));
5791 return result;
5792 }
5793
5794 sid_compose(&info_sid, &dinfo->sid, *r->out.rid);
5795
5796 if (!sid_to_gid(&info_sid, &gid)) {
5797 DEBUG(10, ("Could not find alias just created\n"));
5798 return NT_STATUS_ACCESS_DENIED;
5799 }
5800
5801 /* check if the group has been successfully created */
5802 if ( getgrgid(gid) == NULL ) {
5803 DEBUG(10, ("getgrgid(%u) of just created alias failed\n",
5804 (unsigned int)gid));
5805 return NT_STATUS_ACCESS_DENIED;
5806 }
5807
5808 ainfo = policy_handle_create(p, r->out.alias_handle,
5809 GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
5810 struct samr_alias_info, &result);
5811 if (!NT_STATUS_IS_OK(result)) {
5812 return result;
5813 }
5814 ainfo->sid = info_sid;
5815
5816 force_flush_samr_cache(&info_sid);
5817
5818 return NT_STATUS_OK;
5819 }
5820
5821 /*********************************************************************
5822 _samr_QueryGroupInfo
5823 *********************************************************************/
5824
5825 NTSTATUS _samr_QueryGroupInfo(pipes_struct *p,
5826 struct samr_QueryGroupInfo *r)
5827 {
5828 struct samr_group_info *ginfo;
5829 NTSTATUS status;
5830 GROUP_MAP map;
5831 union samr_GroupInfo *info = NULL;
5832 bool ret;
5833 uint32_t attributes = SE_GROUP_MANDATORY |
5834 SE_GROUP_ENABLED_BY_DEFAULT |
5835 SE_GROUP_ENABLED;
5836 const char *group_name = NULL;
5837 const char *group_description = NULL;
5838
5839 ginfo = policy_handle_find(p, r->in.group_handle,
5840 SAMR_GROUP_ACCESS_LOOKUP_INFO, NULL,
5841 struct samr_group_info, &status);
5842 if (!NT_STATUS_IS_OK(status)) {
5843 return status;
5844 }
5845
5846 become_root();
5847 ret = get_domain_group_from_sid(ginfo->sid, &map);
5848 unbecome_root();
5849 if (!ret)
5850 return NT_STATUS_INVALID_HANDLE;
5851
5852 /* FIXME: map contains fstrings */
5853 group_name = talloc_strdup(r, map.nt_name);
5854 group_description = talloc_strdup(r, map.comment);
5855
5856 info = TALLOC_ZERO_P(p->mem_ctx, union samr_GroupInfo);
5857 if (!info) {
5858 return NT_STATUS_NO_MEMORY;
5859 }
5860
5861 switch (r->in.level) {
5862 case 1: {
5863 uint32 *members;
5864 size_t num_members;
5865
5866 become_root();
5867 status = pdb_enum_group_members(
5868 p->mem_ctx, &ginfo->sid, &members,
5869 &num_members);
5870 unbecome_root();
5871
5872 if (!NT_STATUS_IS_OK(status)) {
5873 return status;
5874 }
5875
5876 info->all.name.string = group_name;
5877 info->all.attributes = attributes;
5878 info->all.num_members = num_members;
5879 info->all.description.string = group_description;
5880 break;
5881 }
5882 case 2:
5883 info->name.string = group_name;
5884 break;
5885 case 3:
5886 info->attributes.attributes = attributes;
5887 break;
5888 case 4:
5889 info->description.string = group_description;
5890 break;
5891 case 5: {
5892 /*
5893 uint32 *members;
5894 size_t num_members;
5895 */
5896
5897 /*
5898 become_root();
5899 status = pdb_enum_group_members(
5900 p->mem_ctx, &ginfo->sid, &members,
5901 &num_members);
5902 unbecome_root();
5903
5904 if (!NT_STATUS_IS_OK(status)) {
5905 return status;
5906 }
5907 */
5908 info->all2.name.string = group_name;
5909 info->all2.attributes = attributes;
5910 info->all2.num_members = 0; /* num_members - in w2k3 this is always 0 */
5911 info->all2.description.string = group_description;
5912
5913 break;
5914 }
5915 default:
5916 return NT_STATUS_INVALID_INFO_CLASS;
5917 }
5918
5919 *r->out.info = info;
5920
5921 return NT_STATUS_OK;
5922 }
5923
5924 /*********************************************************************
5925 _samr_SetGroupInfo
5926 *********************************************************************/
5927
5928 NTSTATUS _samr_SetGroupInfo(pipes_struct *p,
5929 struct samr_SetGroupInfo *r)
5930 {
5931 struct samr_group_info *ginfo;
5932 GROUP_MAP map;
5933 NTSTATUS status;
5934 bool ret;
5935
5936 ginfo = policy_handle_find(p, r->in.group_handle,
5937 SAMR_GROUP_ACCESS_SET_INFO, NULL,
5938 struct samr_group_info, &status);
5939 if (!NT_STATUS_IS_OK(status)) {
5940 return status;
5941 }
5942
5943 become_root();
5944 ret = get_domain_group_from_sid(ginfo->sid, &map);
5945 unbecome_root();
5946 if (!ret)
5947 return NT_STATUS_NO_SUCH_GROUP;
5948
5949 switch (r->in.level) {
5950 case 1:
5951 fstrcpy(map.comment, r->in.info->all.description.string);
5952 break;
5953 case 2:
5954 /* group rename is not supported yet */
5955 return NT_STATUS_NOT_SUPPORTED;
5956 case 3:
5957 break;
5958 case 4:
5959 fstrcpy(map.comment, r->in.info->description.string);
5960 break;
5961 default:
5962 return NT_STATUS_INVALID_INFO_CLASS;
5963 }
5964
5965 /******** BEGIN SeAddUsers BLOCK *********/
5966
5967 become_root();
5968 status = pdb_update_group_mapping_entry(&map);
5969 unbecome_root();
5970
5971 /******** End SeAddUsers BLOCK *********/
5972
5973 if (NT_STATUS_IS_OK(status)) {
5974 force_flush_samr_cache(&ginfo->sid);
5975 }
5976
5977 return status;
5978 }
5979
5980 /*********************************************************************
5981 _samr_SetAliasInfo
5982 *********************************************************************/
5983
5984 NTSTATUS _samr_SetAliasInfo(pipes_struct *p,
5985 struct samr_SetAliasInfo *r)
5986 {
5987 struct samr_alias_info *ainfo;
5988 struct acct_info info;
5989 NTSTATUS status;
5990
5991 ainfo = policy_handle_find(p, r->in.alias_handle,
5992 SAMR_ALIAS_ACCESS_SET_INFO, NULL,
5993 struct samr_alias_info, &status);
5994 if (!NT_STATUS_IS_OK(status)) {
5995 return status;
5996 }
5997
5998 /* get the current group information */
5999
6000 become_root();
6001 status = pdb_get_aliasinfo( &ainfo->sid, &info );
6002 unbecome_root();
6003
6004 if ( !NT_STATUS_IS_OK(status))
6005 return status;
6006
6007 switch (r->in.level) {
6008 case ALIASINFONAME:
6009 {
6010 fstring group_name;
6011
6012 /* We currently do not support renaming groups in the
6013 the BUILTIN domain. Refer to util_builtin.c to understand
6014 why. The eventually needs to be fixed to be like Windows
6015 where you can rename builtin groups, just not delete them */
6016
6017 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
6018 return NT_STATUS_SPECIAL_ACCOUNT;
6019 }
6020
6021 /* There has to be a valid name (and it has to be different) */
6022
6023 if ( !r->in.info->name.string )
6024 return NT_STATUS_INVALID_PARAMETER;
6025
6026 /* If the name is the same just reply "ok". Yes this
6027 doesn't allow you to change the case of a group name. */
6028
6029 if ( strequal( r->in.info->name.string, info.acct_name ) )
6030 return NT_STATUS_OK;
6031
6032 fstrcpy( info.acct_name, r->in.info->name.string);
6033
6034 /* make sure the name doesn't already exist as a user
6035 or local group */
6036
6037 fstr_sprintf( group_name, "%s\\%s", global_myname(), info.acct_name );
6038 status = can_create( p->mem_ctx, group_name );
6039 if ( !NT_STATUS_IS_OK( status ) )
6040 return status;
6041 break;
6042 }
6043 case ALIASINFODESCRIPTION:
6044 if (r->in.info->description.string) {
6045 fstrcpy(info.acct_desc,
6046 r->in.info->description.string);
6047 } else {
6048 fstrcpy( info.acct_desc, "" );
6049 }
6050 break;
6051 default:
6052 return NT_STATUS_INVALID_INFO_CLASS;
6053 }
6054
6055 /******** BEGIN SeAddUsers BLOCK *********/
6056
6057 become_root();
6058 status = pdb_set_aliasinfo( &ainfo->sid, &info );
6059 unbecome_root();
6060
6061 /******** End SeAddUsers BLOCK *********/
6062
6063 if (NT_STATUS_IS_OK(status))
6064 force_flush_samr_cache(&ainfo->sid);
6065
6066 return status;
6067 }
6068
6069 /****************************************************************
6070 _samr_GetDomPwInfo
6071 ****************************************************************/
6072
6073 NTSTATUS _samr_GetDomPwInfo(pipes_struct *p,
6074 struct samr_GetDomPwInfo *r)
6075 {
6076 uint32_t min_password_length = 0;
6077 uint32_t password_properties = 0;
6078
6079 /* Perform access check. Since this rpc does not require a
6080 policy handle it will not be caught by the access checks on
6081 SAMR_CONNECT or SAMR_CONNECT_ANON. */
6082
6083 if (!pipe_access_check(p)) {
6084 DEBUG(3, ("access denied to _samr_GetDomPwInfo\n"));
6085 return NT_STATUS_ACCESS_DENIED;
6086 }
6087
6088 become_root();
6089 pdb_get_account_policy(AP_MIN_PASSWORD_LEN,
6090 &min_password_length);
6091 pdb_get_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS,
6092 &password_properties);
6093 unbecome_root();
6094
6095 if (lp_check_password_script() && *lp_check_password_script()) {
6096 password_properties |= DOMAIN_PASSWORD_COMPLEX;
6097 }
6098
6099 r->out.info->min_password_length = min_password_length;
6100 r->out.info->password_properties = password_properties;
6101
6102 return NT_STATUS_OK;
6103 }
6104
6105 /*********************************************************************
6106 _samr_OpenGroup
6107 *********************************************************************/
6108
6109 NTSTATUS _samr_OpenGroup(pipes_struct *p,
6110 struct samr_OpenGroup *r)
6111
6112 {
6113 DOM_SID info_sid;
6114 GROUP_MAP map;
6115 struct samr_domain_info *dinfo;
6116 struct samr_group_info *ginfo;
6117 SEC_DESC *psd = NULL;
6118 uint32 acc_granted;
6119 uint32 des_access = r->in.access_mask;
6120 size_t sd_size;
6121 NTSTATUS status;
6122 bool ret;
6123 SE_PRIV se_rights;
6124
6125 dinfo = policy_handle_find(p, r->in.domain_handle,
6126 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
6127 struct samr_domain_info, &status);
6128 if (!NT_STATUS_IS_OK(status)) {
6129 return status;
6130 }
6131
6132 /*check if access can be granted as requested by client. */
6133 map_max_allowed_access(p->server_info->ptok, &des_access);
6134
6135 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &grp_generic_mapping, NULL, 0);
6136 se_map_generic(&des_access,&grp_generic_mapping);
6137
6138 se_priv_copy( &se_rights, &se_add_users );
6139
6140 status = access_check_object(psd, p->server_info->ptok,
6141 &se_rights, GENERIC_RIGHTS_GROUP_ALL_ACCESS,
6142 des_access, &acc_granted, "_samr_OpenGroup");
6143
6144 if ( !NT_STATUS_IS_OK(status) )
6145 return status;
6146
6147 /* this should not be hard-coded like this */
6148
6149 if (!sid_equal(&dinfo->sid, get_global_sam_sid()))
6150 return NT_STATUS_ACCESS_DENIED;
6151
6152 sid_compose(&info_sid, &dinfo->sid, r->in.rid);
6153
6154 DEBUG(10, ("_samr_OpenGroup:Opening SID: %s\n",
6155 sid_string_dbg(&info_sid)));
6156
6157 /* check if that group really exists */
6158 become_root();
6159 ret = get_domain_group_from_sid(info_sid, &map);
6160 unbecome_root();
6161 if (!ret)
6162 return NT_STATUS_NO_SUCH_GROUP;
6163
6164 ginfo = policy_handle_create(p, r->out.group_handle,
6165 acc_granted,
6166 struct samr_group_info, &status);
6167 if (!NT_STATUS_IS_OK(status)) {
6168 return status;
6169 }
6170 ginfo->sid = info_sid;
6171
6172 return NT_STATUS_OK;
6173 }
6174
6175 /*********************************************************************
6176 _samr_RemoveMemberFromForeignDomain
6177 *********************************************************************/
6178
6179 NTSTATUS _samr_RemoveMemberFromForeignDomain(pipes_struct *p,
6180 struct samr_RemoveMemberFromForeignDomain *r)
6181 {
6182 struct samr_domain_info *dinfo;
6183 NTSTATUS result;
6184
6185 DEBUG(5,("_samr_RemoveMemberFromForeignDomain: removing SID [%s]\n",
6186 sid_string_dbg(r->in.sid)));
6187
6188 /* Find the policy handle. Open a policy on it. */
6189
6190 dinfo = policy_handle_find(p, r->in.domain_handle,
6191 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
6192 struct samr_domain_info, &result);
6193 if (!NT_STATUS_IS_OK(result)) {
6194 return result;
6195 }
6196
6197 DEBUG(8, ("_samr_RemoveMemberFromForeignDomain: sid is %s\n",
6198 sid_string_dbg(&dinfo->sid)));
6199
6200 /* we can only delete a user from a group since we don't have
6201 nested groups anyways. So in the latter case, just say OK */
6202
6203 /* TODO: The above comment nowadays is bogus. Since we have nested
6204 * groups now, and aliases members are never reported out of the unix
6205 * group membership, the "just say OK" makes this call a no-op. For
6206 * us. This needs fixing however. */
6207
6208 /* I've only ever seen this in the wild when deleting a user from
6209 * usrmgr.exe. domain_sid is the builtin domain, and the sid to delete
6210 * is the user about to be deleted. I very much suspect this is the
6211 * only application of this call. To verify this, let people report
6212 * other cases. */
6213
6214 if (!sid_check_is_builtin(&dinfo->sid)) {
6215 DEBUG(1,("_samr_RemoveMemberFromForeignDomain: domain_sid = %s, "
6216 "global_sam_sid() = %s\n",
6217 sid_string_dbg(&dinfo->sid),
6218 sid_string_dbg(get_global_sam_sid())));
6219 DEBUGADD(1,("please report to samba-technical@samba.org!\n"));
6220 return NT_STATUS_OK;
6221 }
6222
6223 force_flush_samr_cache(&dinfo->sid);
6224
6225 result = NT_STATUS_OK;
6226
6227 return result;
6228 }
6229
6230 /*******************************************************************
6231 _samr_QueryDomainInfo2
6232 ********************************************************************/
6233
6234 NTSTATUS _samr_QueryDomainInfo2(pipes_struct *p,
6235 struct samr_QueryDomainInfo2 *r)
6236 {
6237 struct samr_QueryDomainInfo q;
6238
6239 q.in.domain_handle = r->in.domain_handle;
6240 q.in.level = r->in.level;
6241
6242 q.out.info = r->out.info;
6243
6244 return _samr_QueryDomainInfo(p, &q);
6245 }
6246
6247 /*******************************************************************
6248 _samr_SetDomainInfo
6249 ********************************************************************/
6250
6251 NTSTATUS _samr_SetDomainInfo(pipes_struct *p,
6252 struct samr_SetDomainInfo *r)
6253 {
6254 struct samr_domain_info *dinfo;
6255 time_t u_expire, u_min_age;
6256 time_t u_logout;
6257 time_t u_lock_duration, u_reset_time;
6258 NTSTATUS result;
6259 uint32_t acc_required = 0;
6260
6261 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
6262
6263 switch (r->in.level) {
6264 case 1: /* DomainPasswordInformation */
6265 case 12: /* DomainLockoutInformation */
6266 /* DOMAIN_WRITE_PASSWORD_PARAMETERS */
6267 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_1;
6268 break;
6269 case 3: /* DomainLogoffInformation */
6270 case 4: /* DomainOemInformation */
6271 /* DOMAIN_WRITE_OTHER_PARAMETERS */
6272 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_2;
6273 break;
6274 case 6: /* DomainReplicationInformation */
6275 case 9: /* DomainStateInformation */
6276 case 7: /* DomainServerRoleInformation */
6277 /* DOMAIN_ADMINISTER_SERVER */
6278 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_3;
6279 break;
6280 default:
6281 return NT_STATUS_INVALID_INFO_CLASS;
6282 }
6283
6284 dinfo = policy_handle_find(p, r->in.domain_handle,
6285 acc_required, NULL,
6286 struct samr_domain_info, &result);
6287 if (!NT_STATUS_IS_OK(result)) {
6288 return result;
6289 }
6290
6291 DEBUG(5,("_samr_SetDomainInfo: level: %d\n", r->in.level));
6292
6293 switch (r->in.level) {
6294 case 1:
6295 u_expire=nt_time_to_unix_abs((NTTIME *)&r->in.info->info1.max_password_age);
6296 u_min_age=nt_time_to_unix_abs((NTTIME *)&r->in.info->info1.min_password_age);
6297 pdb_set_account_policy(AP_MIN_PASSWORD_LEN, (uint32)r->in.info->info1.min_password_length);
6298 pdb_set_account_policy(AP_PASSWORD_HISTORY, (uint32)r->in.info->info1.password_history_length);
6299 pdb_set_account_policy(AP_USER_MUST_LOGON_TO_CHG_PASS, (uint32)r->in.info->info1.password_properties);
6300 pdb_set_account_policy(AP_MAX_PASSWORD_AGE, (int)u_expire);
6301 pdb_set_account_policy(AP_MIN_PASSWORD_AGE, (int)u_min_age);
6302 break;
6303 case 3:
6304 u_logout=nt_time_to_unix_abs((NTTIME *)&r->in.info->info3.force_logoff_time);
6305 pdb_set_account_policy(AP_TIME_TO_LOGOUT, (int)u_logout);
6306 break;
6307 case 4:
6308 break;
6309 case 6:
6310 break;
6311 case 7:
6312 break;
6313 case 9:
6314 break;
6315 case 12:
6316 u_lock_duration=nt_time_to_unix_abs((NTTIME *)&r->in.info->info12.lockout_duration);
6317 if (u_lock_duration != -1)
6318 u_lock_duration /= 60;
6319
6320 u_reset_time=nt_time_to_unix_abs((NTTIME *)&r->in.info->info12.lockout_window)/60;
6321
6322 pdb_set_account_policy(AP_LOCK_ACCOUNT_DURATION, (int)u_lock_duration);
6323 pdb_set_account_policy(AP_RESET_COUNT_TIME, (int)u_reset_time);
6324 pdb_set_account_policy(AP_BAD_ATTEMPT_LOCKOUT, (uint32)r->in.info->info12.lockout_threshold);
6325 break;
6326 default:
6327 return NT_STATUS_INVALID_INFO_CLASS;
6328 }
6329
6330 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
6331
6332 return NT_STATUS_OK;
6333 }
6334
6335 /****************************************************************
6336 _samr_GetDisplayEnumerationIndex
6337 ****************************************************************/
6338
6339 NTSTATUS _samr_GetDisplayEnumerationIndex(pipes_struct *p,
6340 struct samr_GetDisplayEnumerationIndex *r)
6341 {
6342 struct samr_domain_info *dinfo;
6343 uint32_t max_entries = (uint32_t) -1;
6344 uint32_t enum_context = 0;
6345 int i;
6346 uint32_t num_account = 0;
6347 struct samr_displayentry *entries = NULL;
6348 NTSTATUS status;
6349
6350 DEBUG(5,("_samr_GetDisplayEnumerationIndex: %d\n", __LINE__));
6351
6352 dinfo = policy_handle_find(p, r->in.domain_handle,
6353 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
6354 struct samr_domain_info, &status);
6355 if (!NT_STATUS_IS_OK(status)) {
6356 return status;
6357 }
6358
6359 if ((r->in.level < 1) || (r->in.level > 3)) {
6360 DEBUG(0,("_samr_GetDisplayEnumerationIndex: "
6361 "Unknown info level (%u)\n",
6362 r->in.level));
6363 return NT_STATUS_INVALID_INFO_CLASS;
6364 }
6365
6366 become_root();
6367
6368 /* The following done as ROOT. Don't return without unbecome_root(). */
6369
6370 switch (r->in.level) {
6371 case 1:
6372 if (dinfo->disp_info->users == NULL) {
6373 dinfo->disp_info->users = pdb_search_users(
6374 dinfo->disp_info, ACB_NORMAL);
6375 if (dinfo->disp_info->users == NULL) {
6376 unbecome_root();
6377 return NT_STATUS_ACCESS_DENIED;
6378 }
6379 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6380 "starting user enumeration at index %u\n",
6381 (unsigned int)enum_context));
6382 } else {
6383 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6384 "using cached user enumeration at index %u\n",
6385 (unsigned int)enum_context));
6386 }
6387 num_account = pdb_search_entries(dinfo->disp_info->users,
6388 enum_context, max_entries,
6389 &entries);
6390 break;
6391 case 2:
6392 if (dinfo->disp_info->machines == NULL) {
6393 dinfo->disp_info->machines = pdb_search_users(
6394 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
6395 if (dinfo->disp_info->machines == NULL) {
6396 unbecome_root();
6397 return NT_STATUS_ACCESS_DENIED;
6398 }
6399 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6400 "starting machine enumeration at index %u\n",
6401 (unsigned int)enum_context));
6402 } else {
6403 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6404 "using cached machine enumeration at index %u\n",
6405 (unsigned int)enum_context));
6406 }
6407 num_account = pdb_search_entries(dinfo->disp_info->machines,
6408 enum_context, max_entries,
6409 &entries);
6410 break;
6411 case 3:
6412 if (dinfo->disp_info->groups == NULL) {
6413 dinfo->disp_info->groups = pdb_search_groups(
6414 dinfo->disp_info);
6415 if (dinfo->disp_info->groups == NULL) {
6416 unbecome_root();
6417 return NT_STATUS_ACCESS_DENIED;
6418 }
6419 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6420 "starting group enumeration at index %u\n",
6421 (unsigned int)enum_context));
6422 } else {
6423 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6424 "using cached group enumeration at index %u\n",
6425 (unsigned int)enum_context));
6426 }
6427 num_account = pdb_search_entries(dinfo->disp_info->groups,
6428 enum_context, max_entries,
6429 &entries);
6430 break;
6431 default:
6432 unbecome_root();
6433 smb_panic("info class changed");
6434 break;
6435 }
6436
6437 unbecome_root();
6438
6439 /* Ensure we cache this enumeration. */
6440 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
6441
6442 DEBUG(10,("_samr_GetDisplayEnumerationIndex: looking for :%s\n",
6443 r->in.name->string));
6444
6445 for (i=0; i<num_account; i++) {
6446 if (strequal(entries[i].account_name, r->in.name->string)) {
6447 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6448 "found %s at idx %d\n",
6449 r->in.name->string, i));
6450 *r->out.idx = i;
6451 return NT_STATUS_OK;
6452 }
6453 }
6454
6455 /* assuming account_name lives at the very end */
6456 *r->out.idx = num_account;
6457
6458 return NT_STATUS_NO_MORE_ENTRIES;
6459 }
6460
6461 /****************************************************************
6462 _samr_GetDisplayEnumerationIndex2
6463 ****************************************************************/
6464
6465 NTSTATUS _samr_GetDisplayEnumerationIndex2(pipes_struct *p,
6466 struct samr_GetDisplayEnumerationIndex2 *r)
6467 {
6468 struct samr_GetDisplayEnumerationIndex q;
6469
6470 q.in.domain_handle = r->in.domain_handle;
6471 q.in.level = r->in.level;
6472 q.in.name = r->in.name;
6473
6474 q.out.idx = r->out.idx;
6475
6476 return _samr_GetDisplayEnumerationIndex(p, &q);
6477 }
6478
6479 /****************************************************************
6480 _samr_RidToSid
6481 ****************************************************************/
6482
6483 NTSTATUS _samr_RidToSid(pipes_struct *p,
6484 struct samr_RidToSid *r)
6485 {
6486 struct samr_domain_info *dinfo;
6487 NTSTATUS status;
6488 struct dom_sid sid;
6489
6490 dinfo = policy_handle_find(p, r->in.domain_handle,
6491 0, NULL,
6492 struct samr_domain_info, &status);
6493 if (!NT_STATUS_IS_OK(status)) {
6494 return status;
6495 }
6496
6497 if (!sid_compose(&sid, &dinfo->sid, r->in.rid)) {
6498 return NT_STATUS_NO_MEMORY;
6499 }
6500
6501 *r->out.sid = sid_dup_talloc(p->mem_ctx, &sid);
6502 if (!*r->out.sid) {
6503 return NT_STATUS_NO_MEMORY;
6504 }
6505
6506 return NT_STATUS_OK;
6507 }
6508
6509 /****************************************************************
6510 ****************************************************************/
6511
6512 NTSTATUS _samr_Shutdown(pipes_struct *p,
6513 struct samr_Shutdown *r)
6514 {
6515 p->rng_fault_state = true;
6516 return NT_STATUS_NOT_IMPLEMENTED;
6517 }
6518
6519 /****************************************************************
6520 ****************************************************************/
6521
6522 NTSTATUS _samr_SetMemberAttributesOfGroup(pipes_struct *p,
6523 struct samr_SetMemberAttributesOfGroup *r)
6524 {
6525 p->rng_fault_state = true;
6526 return NT_STATUS_NOT_IMPLEMENTED;
6527 }
6528
6529 /****************************************************************
6530 ****************************************************************/
6531
6532 NTSTATUS _samr_TestPrivateFunctionsDomain(pipes_struct *p,
6533 struct samr_TestPrivateFunctionsDomain *r)
6534 {
6535 return NT_STATUS_NOT_IMPLEMENTED;
6536 }
6537
6538 /****************************************************************
6539 ****************************************************************/
6540
6541 NTSTATUS _samr_TestPrivateFunctionsUser(pipes_struct *p,
6542 struct samr_TestPrivateFunctionsUser *r)
6543 {
6544 return NT_STATUS_NOT_IMPLEMENTED;
6545 }
6546
6547 /****************************************************************
6548 ****************************************************************/
6549
6550 NTSTATUS _samr_AddMultipleMembersToAlias(pipes_struct *p,
6551 struct samr_AddMultipleMembersToAlias *r)
6552 {
6553 p->rng_fault_state = true;
6554 return NT_STATUS_NOT_IMPLEMENTED;
6555 }
6556
6557 /****************************************************************
6558 ****************************************************************/
6559
6560 NTSTATUS _samr_RemoveMultipleMembersFromAlias(pipes_struct *p,
6561 struct samr_RemoveMultipleMembersFromAlias *r)
6562 {
6563 p->rng_fault_state = true;
6564 return NT_STATUS_NOT_IMPLEMENTED;
6565 }
6566
6567 /****************************************************************
6568 ****************************************************************/
6569
6570 NTSTATUS _samr_SetBootKeyInformation(pipes_struct *p,
6571 struct samr_SetBootKeyInformation *r)
6572 {
6573 p->rng_fault_state = true;
6574 return NT_STATUS_NOT_IMPLEMENTED;
6575 }
6576
6577 /****************************************************************
6578 ****************************************************************/
6579
6580 NTSTATUS _samr_GetBootKeyInformation(pipes_struct *p,
6581 struct samr_GetBootKeyInformation *r)
6582 {
6583 p->rng_fault_state = true;
6584 return NT_STATUS_NOT_IMPLEMENTED;
6585 }
6586
6587 /****************************************************************
6588 ****************************************************************/
6589
6590 NTSTATUS _samr_SetDsrmPassword(pipes_struct *p,
6591 struct samr_SetDsrmPassword *r)
6592 {
6593 p->rng_fault_state = true;
6594 return NT_STATUS_NOT_IMPLEMENTED;
6595 }
6596
6597 /****************************************************************
6598 ****************************************************************/
6599
6600 NTSTATUS _samr_ValidatePassword(pipes_struct *p,
6601 struct samr_ValidatePassword *r)
6602 {
6603 p->rng_fault_state = true;
6604 return NT_STATUS_NOT_IMPLEMENTED;
6605 }
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