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s3-rpc_client: move protos to cli_lsarpc.h
[Samba/ekacnet.git] / source3 / rpc_server / srv_samr_nt.c
blob1dd0088f9ccf8de15b4aa36cf6abee7445b24dfb
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 #include "../librpc/gen_ndr/srv_samr.h"
38 #include "rpc_server/srv_samr_util.h"
39 #include "../lib/crypto/arcfour.h"
40
41 #undef DBGC_CLASS
42 #define DBGC_CLASS DBGC_RPC_SRV
43
44 #define SAMR_USR_RIGHTS_WRITE_PW \
45 ( READ_CONTROL_ACCESS | \
46 SAMR_USER_ACCESS_CHANGE_PASSWORD | \
47 SAMR_USER_ACCESS_SET_LOC_COM)
48 #define SAMR_USR_RIGHTS_CANT_WRITE_PW \
49 ( READ_CONTROL_ACCESS | SAMR_USER_ACCESS_SET_LOC_COM )
50
51 #define DISP_INFO_CACHE_TIMEOUT 10
52
53 #define MAX_SAM_ENTRIES_W2K 0x400 /* 1024 */
54 #define MAX_SAM_ENTRIES_W95 50
55
56 struct samr_connect_info {
57 uint8_t dummy;
58 };
59
60 struct samr_domain_info {
61 struct dom_sid sid;
62 struct disp_info *disp_info;
63 };
64
65 struct samr_user_info {
66 struct dom_sid sid;
67 };
68
69 struct samr_group_info {
70 struct dom_sid sid;
71 };
72
73 struct samr_alias_info {
74 struct dom_sid sid;
75 };
76
77 typedef struct disp_info {
78 DOM_SID sid; /* identify which domain this is. */
79 struct pdb_search *users; /* querydispinfo 1 and 4 */
80 struct pdb_search *machines; /* querydispinfo 2 */
81 struct pdb_search *groups; /* querydispinfo 3 and 5, enumgroups */
82 struct pdb_search *aliases; /* enumaliases */
83
84 uint32_t enum_acb_mask;
85 struct pdb_search *enum_users; /* enumusers with a mask */
86
87 struct timed_event *cache_timeout_event; /* cache idle timeout
88 * handler. */
89 } DISP_INFO;
90
91 static const struct generic_mapping sam_generic_mapping = {
92 GENERIC_RIGHTS_SAM_READ,
93 GENERIC_RIGHTS_SAM_WRITE,
94 GENERIC_RIGHTS_SAM_EXECUTE,
95 GENERIC_RIGHTS_SAM_ALL_ACCESS};
96 static const struct generic_mapping dom_generic_mapping = {
97 GENERIC_RIGHTS_DOMAIN_READ,
98 GENERIC_RIGHTS_DOMAIN_WRITE,
99 GENERIC_RIGHTS_DOMAIN_EXECUTE,
100 GENERIC_RIGHTS_DOMAIN_ALL_ACCESS};
101 static const struct generic_mapping usr_generic_mapping = {
102 GENERIC_RIGHTS_USER_READ,
103 GENERIC_RIGHTS_USER_WRITE,
104 GENERIC_RIGHTS_USER_EXECUTE,
105 GENERIC_RIGHTS_USER_ALL_ACCESS};
106 static const struct generic_mapping usr_nopwchange_generic_mapping = {
107 GENERIC_RIGHTS_USER_READ,
108 GENERIC_RIGHTS_USER_WRITE,
109 GENERIC_RIGHTS_USER_EXECUTE & ~SAMR_USER_ACCESS_CHANGE_PASSWORD,
110 GENERIC_RIGHTS_USER_ALL_ACCESS};
111 static const struct generic_mapping grp_generic_mapping = {
112 GENERIC_RIGHTS_GROUP_READ,
113 GENERIC_RIGHTS_GROUP_WRITE,
114 GENERIC_RIGHTS_GROUP_EXECUTE,
115 GENERIC_RIGHTS_GROUP_ALL_ACCESS};
116 static const struct generic_mapping ali_generic_mapping = {
117 GENERIC_RIGHTS_ALIAS_READ,
118 GENERIC_RIGHTS_ALIAS_WRITE,
119 GENERIC_RIGHTS_ALIAS_EXECUTE,
120 GENERIC_RIGHTS_ALIAS_ALL_ACCESS};
121
122 /*******************************************************************
123 *******************************************************************/
124
125 static NTSTATUS make_samr_object_sd( TALLOC_CTX *ctx, struct security_descriptor **psd, size_t *sd_size,
126 const struct generic_mapping *map,
127 DOM_SID *sid, uint32 sid_access )
128 {
129 DOM_SID domadmin_sid;
130 struct security_ace ace[5]; /* at most 5 entries */
131 size_t i = 0;
132
133 struct security_acl *psa = NULL;
134
135 /* basic access for Everyone */
136
137 init_sec_ace(&ace[i++], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED,
138 map->generic_execute | map->generic_read, 0);
139
140 /* add Full Access 'BUILTIN\Administrators' and 'BUILTIN\Account Operators */
141
142 init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators,
143 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
144 init_sec_ace(&ace[i++], &global_sid_Builtin_Account_Operators,
145 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
146
147 /* Add Full Access for Domain Admins if we are a DC */
148
149 if ( IS_DC ) {
150 sid_compose(&domadmin_sid, get_global_sam_sid(),
151 DOMAIN_RID_ADMINS);
152 init_sec_ace(&ace[i++], &domadmin_sid,
153 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
154 }
155
156 /* if we have a sid, give it some special access */
157
158 if ( sid ) {
159 init_sec_ace(&ace[i++], sid, SEC_ACE_TYPE_ACCESS_ALLOWED, sid_access, 0);
160 }
161
162 /* create the security descriptor */
163
164 if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) == NULL)
165 return NT_STATUS_NO_MEMORY;
166
167 if ((*psd = make_sec_desc(ctx, SECURITY_DESCRIPTOR_REVISION_1,
168 SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL,
169 psa, sd_size)) == NULL)
170 return NT_STATUS_NO_MEMORY;
171
172 return NT_STATUS_OK;
173 }
174
175 /*******************************************************************
176 Checks if access to an object should be granted, and returns that
177 level of access for further checks.
178 ********************************************************************/
179
180 NTSTATUS access_check_object( struct security_descriptor *psd, NT_USER_TOKEN *token,
181 SE_PRIV *rights, uint32 rights_mask,
182 uint32 des_access, uint32 *acc_granted,
183 const char *debug )
184 {
185 NTSTATUS status = NT_STATUS_ACCESS_DENIED;
186 uint32 saved_mask = 0;
187
188 /* check privileges; certain SAM access bits should be overridden
189 by privileges (mostly having to do with creating/modifying/deleting
190 users and groups) */
191
192 if (rights && !se_priv_equal(rights, &se_priv_none) &&
193 user_has_any_privilege(token, rights)) {
194
195 saved_mask = (des_access & rights_mask);
196 des_access &= ~saved_mask;
197
198 DEBUG(4,("access_check_object: user rights access mask [0x%x]\n",
199 rights_mask));
200 }
201
202
203 /* check the security descriptor first */
204
205 status = se_access_check(psd, token, des_access, acc_granted);
206 if (NT_STATUS_IS_OK(status)) {
207 goto done;
208 }
209
210 /* give root a free pass */
211
212 if ( geteuid() == sec_initial_uid() ) {
213
214 DEBUG(4,("%s: ACCESS should be DENIED (requested: %#010x)\n", debug, des_access));
215 DEBUGADD(4,("but overritten by euid == sec_initial_uid()\n"));
216
217 *acc_granted = des_access;
218
219 status = NT_STATUS_OK;
220 goto done;
221 }
222
223
224 done:
225 /* add in any bits saved during the privilege check (only
226 matters is status is ok) */
227
228 *acc_granted |= rights_mask;
229
230 DEBUG(4,("%s: access %s (requested: 0x%08x, granted: 0x%08x)\n",
231 debug, NT_STATUS_IS_OK(status) ? "GRANTED" : "DENIED",
232 des_access, *acc_granted));
233
234 return status;
235 }
236
237
238 /*******************************************************************
239 Map any MAXIMUM_ALLOWED_ACCESS request to a valid access set.
240 ********************************************************************/
241
242 void map_max_allowed_access(const NT_USER_TOKEN *nt_token,
243 const struct unix_user_token *unix_token,
244 uint32_t *pacc_requested)
245 {
246 if (!((*pacc_requested) & MAXIMUM_ALLOWED_ACCESS)) {
247 return;
248 }
249 *pacc_requested &= ~MAXIMUM_ALLOWED_ACCESS;
250
251 /* At least try for generic read|execute - Everyone gets that. */
252 *pacc_requested = GENERIC_READ_ACCESS|GENERIC_EXECUTE_ACCESS;
253
254 /* root gets anything. */
255 if (unix_token->uid == sec_initial_uid()) {
256 *pacc_requested |= GENERIC_ALL_ACCESS;
257 return;
258 }
259
260 /* Full Access for 'BUILTIN\Administrators' and 'BUILTIN\Account Operators */
261
262 if (is_sid_in_token(nt_token, &global_sid_Builtin_Administrators) ||
263 is_sid_in_token(nt_token, &global_sid_Builtin_Account_Operators)) {
264 *pacc_requested |= GENERIC_ALL_ACCESS;
265 return;
266 }
267
268 /* Full access for DOMAIN\Domain Admins. */
269 if ( IS_DC ) {
270 DOM_SID domadmin_sid;
271 sid_compose(&domadmin_sid, get_global_sam_sid(),
272 DOMAIN_RID_ADMINS);
273 if (is_sid_in_token(nt_token, &domadmin_sid)) {
274 *pacc_requested |= GENERIC_ALL_ACCESS;
275 return;
276 }
277 }
278 /* TODO ! Check privileges. */
279 }
280
281 /*******************************************************************
282 Fetch or create a dispinfo struct.
283 ********************************************************************/
284
285 static DISP_INFO *get_samr_dispinfo_by_sid(const struct dom_sid *psid)
286 {
287 /*
288 * We do a static cache for DISP_INFO's here. Explanation can be found
289 * in Jeremy's checkin message to r11793:
290 *
291 * Fix the SAMR cache so it works across completely insane
292 * client behaviour (ie.:
293 * open pipe/open SAMR handle/enumerate 0 - 1024
294 * close SAMR handle, close pipe.
295 * open pipe/open SAMR handle/enumerate 1024 - 2048...
296 * close SAMR handle, close pipe.
297 * And on ad-nausium. Amazing.... probably object-oriented
298 * client side programming in action yet again.
299 * This change should *massively* improve performance when
300 * enumerating users from an LDAP database.
301 * Jeremy.
302 *
303 * "Our" and the builtin domain are the only ones where we ever
304 * enumerate stuff, so just cache 2 entries.
305 */
306
307 static struct disp_info *builtin_dispinfo;
308 static struct disp_info *domain_dispinfo;
309
310 /* There are two cases to consider here:
311 1) The SID is a domain SID and we look for an equality match, or
312 2) This is an account SID and so we return the DISP_INFO* for our
313 domain */
314
315 if (psid == NULL) {
316 return NULL;
317 }
318
319 if (sid_check_is_builtin(psid) || sid_check_is_in_builtin(psid)) {
320 /*
321 * Necessary only once, but it does not really hurt.
322 */
323 if (builtin_dispinfo == NULL) {
324 builtin_dispinfo = talloc_zero(
325 talloc_autofree_context(), struct disp_info);
326 if (builtin_dispinfo == NULL) {
327 return NULL;
328 }
329 }
330 sid_copy(&builtin_dispinfo->sid, &global_sid_Builtin);
331
332 return builtin_dispinfo;
333 }
334
335 if (sid_check_is_domain(psid) || sid_check_is_in_our_domain(psid)) {
336 /*
337 * Necessary only once, but it does not really hurt.
338 */
339 if (domain_dispinfo == NULL) {
340 domain_dispinfo = talloc_zero(
341 talloc_autofree_context(), struct disp_info);
342 if (domain_dispinfo == NULL) {
343 return NULL;
344 }
345 }
346 sid_copy(&domain_dispinfo->sid, get_global_sam_sid());
347
348 return domain_dispinfo;
349 }
350
351 return NULL;
352 }
353
354 /*******************************************************************
355 Function to free the per SID data.
356 ********************************************************************/
357
358 static void free_samr_cache(DISP_INFO *disp_info)
359 {
360 DEBUG(10, ("free_samr_cache: deleting cache for SID %s\n",
361 sid_string_dbg(&disp_info->sid)));
362
363 /* We need to become root here because the paged search might have to
364 * tell the LDAP server we're not interested in the rest anymore. */
365
366 become_root();
367
368 TALLOC_FREE(disp_info->users);
369 TALLOC_FREE(disp_info->machines);
370 TALLOC_FREE(disp_info->groups);
371 TALLOC_FREE(disp_info->aliases);
372 TALLOC_FREE(disp_info->enum_users);
373
374 unbecome_root();
375 }
376
377 /*******************************************************************
378 Idle event handler. Throw away the disp info cache.
379 ********************************************************************/
380
381 static void disp_info_cache_idle_timeout_handler(struct event_context *ev_ctx,
382 struct timed_event *te,
383 struct timeval now,
384 void *private_data)
385 {
386 DISP_INFO *disp_info = (DISP_INFO *)private_data;
387
388 TALLOC_FREE(disp_info->cache_timeout_event);
389
390 DEBUG(10, ("disp_info_cache_idle_timeout_handler: caching timed "
391 "out\n"));
392 free_samr_cache(disp_info);
393 }
394
395 /*******************************************************************
396 Setup cache removal idle event handler.
397 ********************************************************************/
398
399 static void set_disp_info_cache_timeout(DISP_INFO *disp_info, time_t secs_fromnow)
400 {
401 /* Remove any pending timeout and update. */
402
403 TALLOC_FREE(disp_info->cache_timeout_event);
404
405 DEBUG(10,("set_disp_info_cache_timeout: caching enumeration for "
406 "SID %s for %u seconds\n", sid_string_dbg(&disp_info->sid),
407 (unsigned int)secs_fromnow ));
408
409 disp_info->cache_timeout_event = event_add_timed(
410 smbd_event_context(), NULL,
411 timeval_current_ofs(secs_fromnow, 0),
412 disp_info_cache_idle_timeout_handler, (void *)disp_info);
413 }
414
415 /*******************************************************************
416 Force flush any cache. We do this on any samr_set_xxx call.
417 We must also remove the timeout handler.
418 ********************************************************************/
419
420 static void force_flush_samr_cache(const struct dom_sid *sid)
421 {
422 struct disp_info *disp_info = get_samr_dispinfo_by_sid(sid);
423
424 if ((disp_info == NULL) || (disp_info->cache_timeout_event == NULL)) {
425 return;
426 }
427
428 DEBUG(10,("force_flush_samr_cache: clearing idle event\n"));
429 TALLOC_FREE(disp_info->cache_timeout_event);
430 free_samr_cache(disp_info);
431 }
432
433 /*******************************************************************
434 Ensure password info is never given out. Paranioa... JRA.
435 ********************************************************************/
436
437 static void samr_clear_sam_passwd(struct samu *sam_pass)
438 {
439
440 if (!sam_pass)
441 return;
442
443 /* These now zero out the old password */
444
445 pdb_set_lanman_passwd(sam_pass, NULL, PDB_DEFAULT);
446 pdb_set_nt_passwd(sam_pass, NULL, PDB_DEFAULT);
447 }
448
449 static uint32 count_sam_users(struct disp_info *info, uint32 acct_flags)
450 {
451 struct samr_displayentry *entry;
452
453 if (sid_check_is_builtin(&info->sid)) {
454 /* No users in builtin. */
455 return 0;
456 }
457
458 if (info->users == NULL) {
459 info->users = pdb_search_users(info, acct_flags);
460 if (info->users == NULL) {
461 return 0;
462 }
463 }
464 /* Fetch the last possible entry, thus trigger an enumeration */
465 pdb_search_entries(info->users, 0xffffffff, 1, &entry);
466
467 /* Ensure we cache this enumeration. */
468 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
469
470 return info->users->num_entries;
471 }
472
473 static uint32 count_sam_groups(struct disp_info *info)
474 {
475 struct samr_displayentry *entry;
476
477 if (sid_check_is_builtin(&info->sid)) {
478 /* No groups in builtin. */
479 return 0;
480 }
481
482 if (info->groups == NULL) {
483 info->groups = pdb_search_groups(info);
484 if (info->groups == NULL) {
485 return 0;
486 }
487 }
488 /* Fetch the last possible entry, thus trigger an enumeration */
489 pdb_search_entries(info->groups, 0xffffffff, 1, &entry);
490
491 /* Ensure we cache this enumeration. */
492 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
493
494 return info->groups->num_entries;
495 }
496
497 static uint32 count_sam_aliases(struct disp_info *info)
498 {
499 struct samr_displayentry *entry;
500
501 if (info->aliases == NULL) {
502 info->aliases = pdb_search_aliases(info, &info->sid);
503 if (info->aliases == NULL) {
504 return 0;
505 }
506 }
507 /* Fetch the last possible entry, thus trigger an enumeration */
508 pdb_search_entries(info->aliases, 0xffffffff, 1, &entry);
509
510 /* Ensure we cache this enumeration. */
511 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
512
513 return info->aliases->num_entries;
514 }
515
516 /*******************************************************************
517 _samr_Close
518 ********************************************************************/
519
520 NTSTATUS _samr_Close(pipes_struct *p, struct samr_Close *r)
521 {
522 if (!close_policy_hnd(p, r->in.handle)) {
523 return NT_STATUS_INVALID_HANDLE;
524 }
525
526 ZERO_STRUCTP(r->out.handle);
527
528 return NT_STATUS_OK;
529 }
530
531 /*******************************************************************
532 _samr_OpenDomain
533 ********************************************************************/
534
535 NTSTATUS _samr_OpenDomain(pipes_struct *p,
536 struct samr_OpenDomain *r)
537 {
538 struct samr_connect_info *cinfo;
539 struct samr_domain_info *dinfo;
540 struct security_descriptor *psd = NULL;
541 uint32 acc_granted;
542 uint32 des_access = r->in.access_mask;
543 NTSTATUS status;
544 size_t sd_size;
545 uint32_t extra_access = SAMR_DOMAIN_ACCESS_CREATE_USER;
546 SE_PRIV se_rights;
547
548 /* find the connection policy handle. */
549
550 cinfo = policy_handle_find(p, r->in.connect_handle, 0, NULL,
551 struct samr_connect_info, &status);
552 if (!NT_STATUS_IS_OK(status)) {
553 return status;
554 }
555
556 /*check if access can be granted as requested by client. */
557 map_max_allowed_access(p->server_info->ptok,
558 &p->server_info->utok,
559 &des_access);
560
561 make_samr_object_sd( p->mem_ctx, &psd, &sd_size, &dom_generic_mapping, NULL, 0 );
562 se_map_generic( &des_access, &dom_generic_mapping );
563
564 /*
565 * Users with SeMachineAccount or SeAddUser get additional
566 * SAMR_DOMAIN_ACCESS_CREATE_USER access.
567 */
568 se_priv_copy( &se_rights, &se_machine_account );
569 se_priv_add( &se_rights, &se_add_users );
570
571 /*
572 * Users with SeAddUser get the ability to manipulate groups
573 * and aliases.
574 */
575 if (user_has_any_privilege(p->server_info->ptok, &se_add_users)) {
576 extra_access |= (SAMR_DOMAIN_ACCESS_CREATE_GROUP |
577 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS |
578 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT |
579 SAMR_DOMAIN_ACCESS_LOOKUP_ALIAS |
580 SAMR_DOMAIN_ACCESS_CREATE_ALIAS);
581 }
582
583 status = access_check_object( psd, p->server_info->ptok,
584 &se_rights, extra_access, des_access,
585 &acc_granted, "_samr_OpenDomain" );
586
587 if ( !NT_STATUS_IS_OK(status) )
588 return status;
589
590 if (!sid_check_is_domain(r->in.sid) &&
591 !sid_check_is_builtin(r->in.sid)) {
592 return NT_STATUS_NO_SUCH_DOMAIN;
593 }
594
595 dinfo = policy_handle_create(p, r->out.domain_handle, acc_granted,
596 struct samr_domain_info, &status);
597 if (!NT_STATUS_IS_OK(status)) {
598 return status;
599 }
600 dinfo->sid = *r->in.sid;
601 dinfo->disp_info = get_samr_dispinfo_by_sid(r->in.sid);
602
603 DEBUG(5,("_samr_OpenDomain: %d\n", __LINE__));
604
605 return NT_STATUS_OK;
606 }
607
608 /*******************************************************************
609 _samr_GetUserPwInfo
610 ********************************************************************/
611
612 NTSTATUS _samr_GetUserPwInfo(pipes_struct *p,
613 struct samr_GetUserPwInfo *r)
614 {
615 struct samr_user_info *uinfo;
616 enum lsa_SidType sid_type;
617 uint32_t min_password_length = 0;
618 uint32_t password_properties = 0;
619 bool ret = false;
620 NTSTATUS status;
621
622 DEBUG(5,("_samr_GetUserPwInfo: %d\n", __LINE__));
623
624 uinfo = policy_handle_find(p, r->in.user_handle,
625 SAMR_USER_ACCESS_GET_ATTRIBUTES, NULL,
626 struct samr_user_info, &status);
627 if (!NT_STATUS_IS_OK(status)) {
628 return status;
629 }
630
631 if (!sid_check_is_in_our_domain(&uinfo->sid)) {
632 return NT_STATUS_OBJECT_TYPE_MISMATCH;
633 }
634
635 become_root();
636 ret = lookup_sid(p->mem_ctx, &uinfo->sid, NULL, NULL, &sid_type);
637 unbecome_root();
638 if (ret == false) {
639 return NT_STATUS_NO_SUCH_USER;
640 }
641
642 switch (sid_type) {
643 case SID_NAME_USER:
644 become_root();
645 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
646 &min_password_length);
647 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
648 &password_properties);
649 unbecome_root();
650
651 if (lp_check_password_script() && *lp_check_password_script()) {
652 password_properties |= DOMAIN_PASSWORD_COMPLEX;
653 }
654
655 break;
656 default:
657 break;
658 }
659
660 r->out.info->min_password_length = min_password_length;
661 r->out.info->password_properties = password_properties;
662
663 DEBUG(5,("_samr_GetUserPwInfo: %d\n", __LINE__));
664
665 return NT_STATUS_OK;
666 }
667
668 /*******************************************************************
669 _samr_SetSecurity
670 ********************************************************************/
671
672 NTSTATUS _samr_SetSecurity(pipes_struct *p,
673 struct samr_SetSecurity *r)
674 {
675 struct samr_user_info *uinfo;
676 uint32 i;
677 struct security_acl *dacl;
678 bool ret;
679 struct samu *sampass=NULL;
680 NTSTATUS status;
681
682 uinfo = policy_handle_find(p, r->in.handle,
683 SAMR_USER_ACCESS_SET_ATTRIBUTES, NULL,
684 struct samr_user_info, &status);
685 if (!NT_STATUS_IS_OK(status)) {
686 return status;
687 }
688
689 if (!(sampass = samu_new( p->mem_ctx))) {
690 DEBUG(0,("No memory!\n"));
691 return NT_STATUS_NO_MEMORY;
692 }
693
694 /* get the user record */
695 become_root();
696 ret = pdb_getsampwsid(sampass, &uinfo->sid);
697 unbecome_root();
698
699 if (!ret) {
700 DEBUG(4, ("User %s not found\n",
701 sid_string_dbg(&uinfo->sid)));
702 TALLOC_FREE(sampass);
703 return NT_STATUS_INVALID_HANDLE;
704 }
705
706 dacl = r->in.sdbuf->sd->dacl;
707 for (i=0; i < dacl->num_aces; i++) {
708 if (sid_equal(&uinfo->sid, &dacl->aces[i].trustee)) {
709 ret = pdb_set_pass_can_change(sampass,
710 (dacl->aces[i].access_mask &
711 SAMR_USER_ACCESS_CHANGE_PASSWORD) ?
712 True: False);
713 break;
714 }
715 }
716
717 if (!ret) {
718 TALLOC_FREE(sampass);
719 return NT_STATUS_ACCESS_DENIED;
720 }
721
722 become_root();
723 status = pdb_update_sam_account(sampass);
724 unbecome_root();
725
726 TALLOC_FREE(sampass);
727
728 return status;
729 }
730
731 /*******************************************************************
732 build correct perms based on policies and password times for _samr_query_sec_obj
733 *******************************************************************/
734 static bool check_change_pw_access(TALLOC_CTX *mem_ctx, DOM_SID *user_sid)
735 {
736 struct samu *sampass=NULL;
737 bool ret;
738
739 if ( !(sampass = samu_new( mem_ctx )) ) {
740 DEBUG(0,("No memory!\n"));
741 return False;
742 }
743
744 become_root();
745 ret = pdb_getsampwsid(sampass, user_sid);
746 unbecome_root();
747
748 if (ret == False) {
749 DEBUG(4,("User %s not found\n", sid_string_dbg(user_sid)));
750 TALLOC_FREE(sampass);
751 return False;
752 }
753
754 DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
755
756 if (pdb_get_pass_can_change(sampass)) {
757 TALLOC_FREE(sampass);
758 return True;
759 }
760 TALLOC_FREE(sampass);
761 return False;
762 }
763
764
765 /*******************************************************************
766 _samr_QuerySecurity
767 ********************************************************************/
768
769 NTSTATUS _samr_QuerySecurity(pipes_struct *p,
770 struct samr_QuerySecurity *r)
771 {
772 struct samr_connect_info *cinfo;
773 struct samr_domain_info *dinfo;
774 struct samr_user_info *uinfo;
775 struct samr_group_info *ginfo;
776 struct samr_alias_info *ainfo;
777 NTSTATUS status;
778 struct security_descriptor * psd = NULL;
779 size_t sd_size = 0;
780
781 cinfo = policy_handle_find(p, r->in.handle,
782 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
783 struct samr_connect_info, &status);
784 if (NT_STATUS_IS_OK(status)) {
785 DEBUG(5,("_samr_QuerySecurity: querying security on SAM\n"));
786 status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size,
787 &sam_generic_mapping, NULL, 0);
788 goto done;
789 }
790
791 dinfo = policy_handle_find(p, r->in.handle,
792 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
793 struct samr_domain_info, &status);
794 if (NT_STATUS_IS_OK(status)) {
795 DEBUG(5,("_samr_QuerySecurity: querying security on Domain "
796 "with SID: %s\n", sid_string_dbg(&dinfo->sid)));
797 /*
798 * TODO: Builtin probably needs a different SD with restricted
799 * write access
800 */
801 status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size,
802 &dom_generic_mapping, NULL, 0);
803 goto done;
804 }
805
806 uinfo = policy_handle_find(p, r->in.handle,
807 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
808 struct samr_user_info, &status);
809 if (NT_STATUS_IS_OK(status)) {
810 DEBUG(10,("_samr_QuerySecurity: querying security on user "
811 "Object with SID: %s\n",
812 sid_string_dbg(&uinfo->sid)));
813 if (check_change_pw_access(p->mem_ctx, &uinfo->sid)) {
814 status = make_samr_object_sd(
815 p->mem_ctx, &psd, &sd_size,
816 &usr_generic_mapping,
817 &uinfo->sid, SAMR_USR_RIGHTS_WRITE_PW);
818 } else {
819 status = make_samr_object_sd(
820 p->mem_ctx, &psd, &sd_size,
821 &usr_nopwchange_generic_mapping,
822 &uinfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
823 }
824 goto done;
825 }
826
827 ginfo = policy_handle_find(p, r->in.handle,
828 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
829 struct samr_group_info, &status);
830 if (NT_STATUS_IS_OK(status)) {
831 /*
832 * TODO: different SDs have to be generated for aliases groups
833 * and users. Currently all three get a default user SD
834 */
835 DEBUG(10,("_samr_QuerySecurity: querying security on group "
836 "Object with SID: %s\n",
837 sid_string_dbg(&ginfo->sid)));
838 status = make_samr_object_sd(
839 p->mem_ctx, &psd, &sd_size,
840 &usr_nopwchange_generic_mapping,
841 &ginfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
842 goto done;
843 }
844
845 ainfo = policy_handle_find(p, r->in.handle,
846 STD_RIGHT_READ_CONTROL_ACCESS, NULL,
847 struct samr_alias_info, &status);
848 if (NT_STATUS_IS_OK(status)) {
849 /*
850 * TODO: different SDs have to be generated for aliases groups
851 * and users. Currently all three get a default user SD
852 */
853 DEBUG(10,("_samr_QuerySecurity: querying security on alias "
854 "Object with SID: %s\n",
855 sid_string_dbg(&ainfo->sid)));
856 status = make_samr_object_sd(
857 p->mem_ctx, &psd, &sd_size,
858 &usr_nopwchange_generic_mapping,
859 &ainfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
860 goto done;
861 }
862
863 return NT_STATUS_OBJECT_TYPE_MISMATCH;
864 done:
865 if ((*r->out.sdbuf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
866 return NT_STATUS_NO_MEMORY;
867
868 return status;
869 }
870
871 /*******************************************************************
872 makes a SAM_ENTRY / UNISTR2* structure from a user list.
873 ********************************************************************/
874
875 static NTSTATUS make_user_sam_entry_list(TALLOC_CTX *ctx,
876 struct samr_SamEntry **sam_pp,
877 uint32_t num_entries,
878 uint32_t start_idx,
879 struct samr_displayentry *entries)
880 {
881 uint32_t i;
882 struct samr_SamEntry *sam;
883
884 *sam_pp = NULL;
885
886 if (num_entries == 0) {
887 return NT_STATUS_OK;
888 }
889
890 sam = TALLOC_ZERO_ARRAY(ctx, struct samr_SamEntry, num_entries);
891 if (sam == NULL) {
892 DEBUG(0, ("make_user_sam_entry_list: TALLOC_ZERO failed!\n"));
893 return NT_STATUS_NO_MEMORY;
894 }
895
896 for (i = 0; i < num_entries; i++) {
897 #if 0
898 /*
899 * usrmgr expects a non-NULL terminated string with
900 * trust relationships
901 */
902 if (entries[i].acct_flags & ACB_DOMTRUST) {
903 init_unistr2(&uni_temp_name, entries[i].account_name,
904 UNI_FLAGS_NONE);
905 } else {
906 init_unistr2(&uni_temp_name, entries[i].account_name,
907 UNI_STR_TERMINATE);
908 }
909 #endif
910 init_lsa_String(&sam[i].name, entries[i].account_name);
911 sam[i].idx = entries[i].rid;
912 }
913
914 *sam_pp = sam;
915
916 return NT_STATUS_OK;
917 }
918
919 #define MAX_SAM_ENTRIES MAX_SAM_ENTRIES_W2K
920
921 /*******************************************************************
922 _samr_EnumDomainUsers
923 ********************************************************************/
924
925 NTSTATUS _samr_EnumDomainUsers(pipes_struct *p,
926 struct samr_EnumDomainUsers *r)
927 {
928 NTSTATUS status;
929 struct samr_domain_info *dinfo;
930 int num_account;
931 uint32 enum_context = *r->in.resume_handle;
932 enum remote_arch_types ra_type = get_remote_arch();
933 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
934 uint32 max_entries = max_sam_entries;
935 struct samr_displayentry *entries = NULL;
936 struct samr_SamArray *samr_array = NULL;
937 struct samr_SamEntry *samr_entries = NULL;
938
939 DEBUG(5,("_samr_EnumDomainUsers: %d\n", __LINE__));
940
941 dinfo = policy_handle_find(p, r->in.domain_handle,
942 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
943 struct samr_domain_info, &status);
944 if (!NT_STATUS_IS_OK(status)) {
945 return status;
946 }
947
948 samr_array = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
949 if (!samr_array) {
950 return NT_STATUS_NO_MEMORY;
951 }
952 *r->out.sam = samr_array;
953
954 if (sid_check_is_builtin(&dinfo->sid)) {
955 /* No users in builtin. */
956 *r->out.resume_handle = *r->in.resume_handle;
957 DEBUG(5,("_samr_EnumDomainUsers: No users in BUILTIN\n"));
958 return status;
959 }
960
961 become_root();
962
963 /* AS ROOT !!!! */
964
965 if ((dinfo->disp_info->enum_users != NULL) &&
966 (dinfo->disp_info->enum_acb_mask != r->in.acct_flags)) {
967 TALLOC_FREE(dinfo->disp_info->enum_users);
968 }
969
970 if (dinfo->disp_info->enum_users == NULL) {
971 dinfo->disp_info->enum_users = pdb_search_users(
972 dinfo->disp_info, r->in.acct_flags);
973 dinfo->disp_info->enum_acb_mask = r->in.acct_flags;
974 }
975
976 if (dinfo->disp_info->enum_users == NULL) {
977 /* END AS ROOT !!!! */
978 unbecome_root();
979 return NT_STATUS_ACCESS_DENIED;
980 }
981
982 num_account = pdb_search_entries(dinfo->disp_info->enum_users,
983 enum_context, max_entries,
984 &entries);
985
986 /* END AS ROOT !!!! */
987
988 unbecome_root();
989
990 if (num_account == 0) {
991 DEBUG(5, ("_samr_EnumDomainUsers: enumeration handle over "
992 "total entries\n"));
993 *r->out.resume_handle = *r->in.resume_handle;
994 return NT_STATUS_OK;
995 }
996
997 status = make_user_sam_entry_list(p->mem_ctx, &samr_entries,
998 num_account, enum_context,
999 entries);
1000 if (!NT_STATUS_IS_OK(status)) {
1001 return status;
1002 }
1003
1004 if (max_entries <= num_account) {
1005 status = STATUS_MORE_ENTRIES;
1006 } else {
1007 status = NT_STATUS_OK;
1008 }
1009
1010 /* Ensure we cache this enumeration. */
1011 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1012
1013 DEBUG(5, ("_samr_EnumDomainUsers: %d\n", __LINE__));
1014
1015 samr_array->count = num_account;
1016 samr_array->entries = samr_entries;
1017
1018 *r->out.resume_handle = *r->in.resume_handle + num_account;
1019 *r->out.num_entries = num_account;
1020
1021 DEBUG(5,("_samr_EnumDomainUsers: %d\n", __LINE__));
1022
1023 return status;
1024 }
1025
1026 /*******************************************************************
1027 makes a SAM_ENTRY / UNISTR2* structure from a group list.
1028 ********************************************************************/
1029
1030 static void make_group_sam_entry_list(TALLOC_CTX *ctx,
1031 struct samr_SamEntry **sam_pp,
1032 uint32_t num_sam_entries,
1033 struct samr_displayentry *entries)
1034 {
1035 struct samr_SamEntry *sam;
1036 uint32_t i;
1037
1038 *sam_pp = NULL;
1039
1040 if (num_sam_entries == 0) {
1041 return;
1042 }
1043
1044 sam = TALLOC_ZERO_ARRAY(ctx, struct samr_SamEntry, num_sam_entries);
1045 if (sam == NULL) {
1046 return;
1047 }
1048
1049 for (i = 0; i < num_sam_entries; i++) {
1050 /*
1051 * JRA. I think this should include the null. TNG does not.
1052 */
1053 init_lsa_String(&sam[i].name, entries[i].account_name);
1054 sam[i].idx = entries[i].rid;
1055 }
1056
1057 *sam_pp = sam;
1058 }
1059
1060 /*******************************************************************
1061 _samr_EnumDomainGroups
1062 ********************************************************************/
1063
1064 NTSTATUS _samr_EnumDomainGroups(pipes_struct *p,
1065 struct samr_EnumDomainGroups *r)
1066 {
1067 NTSTATUS status;
1068 struct samr_domain_info *dinfo;
1069 struct samr_displayentry *groups;
1070 uint32 num_groups;
1071 struct samr_SamArray *samr_array = NULL;
1072 struct samr_SamEntry *samr_entries = NULL;
1073
1074 dinfo = policy_handle_find(p, r->in.domain_handle,
1075 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1076 struct samr_domain_info, &status);
1077 if (!NT_STATUS_IS_OK(status)) {
1078 return status;
1079 }
1080
1081 DEBUG(5,("_samr_EnumDomainGroups: %d\n", __LINE__));
1082
1083 samr_array = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
1084 if (!samr_array) {
1085 return NT_STATUS_NO_MEMORY;
1086 }
1087 *r->out.sam = samr_array;
1088
1089 if (sid_check_is_builtin(&dinfo->sid)) {
1090 /* No groups in builtin. */
1091 *r->out.resume_handle = *r->in.resume_handle;
1092 DEBUG(5,("_samr_EnumDomainGroups: No groups in BUILTIN\n"));
1093 return status;
1094 }
1095
1096 /* the domain group array is being allocated in the function below */
1097
1098 become_root();
1099
1100 if (dinfo->disp_info->groups == NULL) {
1101 dinfo->disp_info->groups = pdb_search_groups(dinfo->disp_info);
1102
1103 if (dinfo->disp_info->groups == NULL) {
1104 unbecome_root();
1105 return NT_STATUS_ACCESS_DENIED;
1106 }
1107 }
1108
1109 num_groups = pdb_search_entries(dinfo->disp_info->groups,
1110 *r->in.resume_handle,
1111 MAX_SAM_ENTRIES, &groups);
1112 unbecome_root();
1113
1114 /* Ensure we cache this enumeration. */
1115 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1116
1117 make_group_sam_entry_list(p->mem_ctx, &samr_entries,
1118 num_groups, groups);
1119
1120 if (MAX_SAM_ENTRIES <= num_groups) {
1121 status = STATUS_MORE_ENTRIES;
1122 } else {
1123 status = NT_STATUS_OK;
1124 }
1125
1126 samr_array->count = num_groups;
1127 samr_array->entries = samr_entries;
1128
1129 *r->out.num_entries = num_groups;
1130 *r->out.resume_handle = num_groups + *r->in.resume_handle;
1131
1132 DEBUG(5,("_samr_EnumDomainGroups: %d\n", __LINE__));
1133
1134 return status;
1135 }
1136
1137 /*******************************************************************
1138 _samr_EnumDomainAliases
1139 ********************************************************************/
1140
1141 NTSTATUS _samr_EnumDomainAliases(pipes_struct *p,
1142 struct samr_EnumDomainAliases *r)
1143 {
1144 NTSTATUS status;
1145 struct samr_domain_info *dinfo;
1146 struct samr_displayentry *aliases;
1147 uint32 num_aliases = 0;
1148 struct samr_SamArray *samr_array = NULL;
1149 struct samr_SamEntry *samr_entries = NULL;
1150
1151 dinfo = policy_handle_find(p, r->in.domain_handle,
1152 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1153 struct samr_domain_info, &status);
1154 if (!NT_STATUS_IS_OK(status)) {
1155 return status;
1156 }
1157
1158 DEBUG(5,("_samr_EnumDomainAliases: sid %s\n",
1159 sid_string_dbg(&dinfo->sid)));
1160
1161 samr_array = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
1162 if (!samr_array) {
1163 return NT_STATUS_NO_MEMORY;
1164 }
1165
1166 become_root();
1167
1168 if (dinfo->disp_info->aliases == NULL) {
1169 dinfo->disp_info->aliases = pdb_search_aliases(
1170 dinfo->disp_info, &dinfo->sid);
1171 if (dinfo->disp_info->aliases == NULL) {
1172 unbecome_root();
1173 return NT_STATUS_ACCESS_DENIED;
1174 }
1175 }
1176
1177 num_aliases = pdb_search_entries(dinfo->disp_info->aliases,
1178 *r->in.resume_handle,
1179 MAX_SAM_ENTRIES, &aliases);
1180 unbecome_root();
1181
1182 /* Ensure we cache this enumeration. */
1183 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1184
1185 make_group_sam_entry_list(p->mem_ctx, &samr_entries,
1186 num_aliases, aliases);
1187
1188 DEBUG(5,("_samr_EnumDomainAliases: %d\n", __LINE__));
1189
1190 if (MAX_SAM_ENTRIES <= num_aliases) {
1191 status = STATUS_MORE_ENTRIES;
1192 } else {
1193 status = NT_STATUS_OK;
1194 }
1195
1196 samr_array->count = num_aliases;
1197 samr_array->entries = samr_entries;
1198
1199 *r->out.sam = samr_array;
1200 *r->out.num_entries = num_aliases;
1201 *r->out.resume_handle = num_aliases + *r->in.resume_handle;
1202
1203 return status;
1204 }
1205
1206 /*******************************************************************
1207 inits a samr_DispInfoGeneral structure.
1208 ********************************************************************/
1209
1210 static NTSTATUS init_samr_dispinfo_1(TALLOC_CTX *ctx,
1211 struct samr_DispInfoGeneral *r,
1212 uint32_t num_entries,
1213 uint32_t start_idx,
1214 struct samr_displayentry *entries)
1215 {
1216 uint32 i;
1217
1218 DEBUG(10, ("init_samr_dispinfo_1: num_entries: %d\n", num_entries));
1219
1220 if (num_entries == 0) {
1221 return NT_STATUS_OK;
1222 }
1223
1224 r->count = num_entries;
1225
1226 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryGeneral, num_entries);
1227 if (!r->entries) {
1228 return NT_STATUS_NO_MEMORY;
1229 }
1230
1231 for (i = 0; i < num_entries ; i++) {
1232
1233 init_lsa_String(&r->entries[i].account_name,
1234 entries[i].account_name);
1235
1236 init_lsa_String(&r->entries[i].description,
1237 entries[i].description);
1238
1239 init_lsa_String(&r->entries[i].full_name,
1240 entries[i].fullname);
1241
1242 r->entries[i].rid = entries[i].rid;
1243 r->entries[i].acct_flags = entries[i].acct_flags;
1244 r->entries[i].idx = start_idx+i+1;
1245 }
1246
1247 return NT_STATUS_OK;
1248 }
1249
1250 /*******************************************************************
1251 inits a samr_DispInfoFull structure.
1252 ********************************************************************/
1253
1254 static NTSTATUS init_samr_dispinfo_2(TALLOC_CTX *ctx,
1255 struct samr_DispInfoFull *r,
1256 uint32_t num_entries,
1257 uint32_t start_idx,
1258 struct samr_displayentry *entries)
1259 {
1260 uint32_t i;
1261
1262 DEBUG(10, ("init_samr_dispinfo_2: num_entries: %d\n", num_entries));
1263
1264 if (num_entries == 0) {
1265 return NT_STATUS_OK;
1266 }
1267
1268 r->count = num_entries;
1269
1270 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryFull, num_entries);
1271 if (!r->entries) {
1272 return NT_STATUS_NO_MEMORY;
1273 }
1274
1275 for (i = 0; i < num_entries ; i++) {
1276
1277 init_lsa_String(&r->entries[i].account_name,
1278 entries[i].account_name);
1279
1280 init_lsa_String(&r->entries[i].description,
1281 entries[i].description);
1282
1283 r->entries[i].rid = entries[i].rid;
1284 r->entries[i].acct_flags = entries[i].acct_flags;
1285 r->entries[i].idx = start_idx+i+1;
1286 }
1287
1288 return NT_STATUS_OK;
1289 }
1290
1291 /*******************************************************************
1292 inits a samr_DispInfoFullGroups structure.
1293 ********************************************************************/
1294
1295 static NTSTATUS init_samr_dispinfo_3(TALLOC_CTX *ctx,
1296 struct samr_DispInfoFullGroups *r,
1297 uint32_t num_entries,
1298 uint32_t start_idx,
1299 struct samr_displayentry *entries)
1300 {
1301 uint32_t i;
1302
1303 DEBUG(5, ("init_samr_dispinfo_3: num_entries: %d\n", num_entries));
1304
1305 if (num_entries == 0) {
1306 return NT_STATUS_OK;
1307 }
1308
1309 r->count = num_entries;
1310
1311 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryFullGroup, num_entries);
1312 if (!r->entries) {
1313 return NT_STATUS_NO_MEMORY;
1314 }
1315
1316 for (i = 0; i < num_entries ; i++) {
1317
1318 init_lsa_String(&r->entries[i].account_name,
1319 entries[i].account_name);
1320
1321 init_lsa_String(&r->entries[i].description,
1322 entries[i].description);
1323
1324 r->entries[i].rid = entries[i].rid;
1325 r->entries[i].acct_flags = entries[i].acct_flags;
1326 r->entries[i].idx = start_idx+i+1;
1327 }
1328
1329 return NT_STATUS_OK;
1330 }
1331
1332 /*******************************************************************
1333 inits a samr_DispInfoAscii structure.
1334 ********************************************************************/
1335
1336 static NTSTATUS init_samr_dispinfo_4(TALLOC_CTX *ctx,
1337 struct samr_DispInfoAscii *r,
1338 uint32_t num_entries,
1339 uint32_t start_idx,
1340 struct samr_displayentry *entries)
1341 {
1342 uint32_t i;
1343
1344 DEBUG(5, ("init_samr_dispinfo_4: num_entries: %d\n", num_entries));
1345
1346 if (num_entries == 0) {
1347 return NT_STATUS_OK;
1348 }
1349
1350 r->count = num_entries;
1351
1352 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryAscii, num_entries);
1353 if (!r->entries) {
1354 return NT_STATUS_NO_MEMORY;
1355 }
1356
1357 for (i = 0; i < num_entries ; i++) {
1358
1359 init_lsa_AsciiStringLarge(&r->entries[i].account_name,
1360 entries[i].account_name);
1361
1362 r->entries[i].idx = start_idx+i+1;
1363 }
1364
1365 return NT_STATUS_OK;
1366 }
1367
1368 /*******************************************************************
1369 inits a samr_DispInfoAscii structure.
1370 ********************************************************************/
1371
1372 static NTSTATUS init_samr_dispinfo_5(TALLOC_CTX *ctx,
1373 struct samr_DispInfoAscii *r,
1374 uint32_t num_entries,
1375 uint32_t start_idx,
1376 struct samr_displayentry *entries)
1377 {
1378 uint32_t i;
1379
1380 DEBUG(5, ("init_samr_dispinfo_5: num_entries: %d\n", num_entries));
1381
1382 if (num_entries == 0) {
1383 return NT_STATUS_OK;
1384 }
1385
1386 r->count = num_entries;
1387
1388 r->entries = TALLOC_ZERO_ARRAY(ctx, struct samr_DispEntryAscii, num_entries);
1389 if (!r->entries) {
1390 return NT_STATUS_NO_MEMORY;
1391 }
1392
1393 for (i = 0; i < num_entries ; i++) {
1394
1395 init_lsa_AsciiStringLarge(&r->entries[i].account_name,
1396 entries[i].account_name);
1397
1398 r->entries[i].idx = start_idx+i+1;
1399 }
1400
1401 return NT_STATUS_OK;
1402 }
1403
1404 /*******************************************************************
1405 _samr_QueryDisplayInfo
1406 ********************************************************************/
1407
1408 NTSTATUS _samr_QueryDisplayInfo(pipes_struct *p,
1409 struct samr_QueryDisplayInfo *r)
1410 {
1411 NTSTATUS status;
1412 struct samr_domain_info *dinfo;
1413 uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */
1414
1415 uint32 max_entries = r->in.max_entries;
1416
1417 union samr_DispInfo *disp_info = r->out.info;
1418
1419 uint32 temp_size=0;
1420 NTSTATUS disp_ret = NT_STATUS_UNSUCCESSFUL;
1421 uint32 num_account = 0;
1422 enum remote_arch_types ra_type = get_remote_arch();
1423 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
1424 struct samr_displayentry *entries = NULL;
1425
1426 DEBUG(5,("_samr_QueryDisplayInfo: %d\n", __LINE__));
1427
1428 dinfo = policy_handle_find(p, r->in.domain_handle,
1429 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1430 struct samr_domain_info, &status);
1431 if (!NT_STATUS_IS_OK(status)) {
1432 return status;
1433 }
1434
1435 if (sid_check_is_builtin(&dinfo->sid)) {
1436 DEBUG(5,("_samr_QueryDisplayInfo: no users in BUILTIN\n"));
1437 return NT_STATUS_OK;
1438 }
1439
1440 /*
1441 * calculate how many entries we will return.
1442 * based on
1443 * - the number of entries the client asked
1444 * - our limit on that
1445 * - the starting point (enumeration context)
1446 * - the buffer size the client will accept
1447 */
1448
1449 /*
1450 * We are a lot more like W2K. Instead of reading the SAM
1451 * each time to find the records we need to send back,
1452 * we read it once and link that copy to the sam handle.
1453 * For large user list (over the MAX_SAM_ENTRIES)
1454 * it's a definitive win.
1455 * second point to notice: between enumerations
1456 * our sam is now the same as it's a snapshoot.
1457 * third point: got rid of the static SAM_USER_21 struct
1458 * no more intermediate.
1459 * con: it uses much more memory, as a full copy is stored
1460 * in memory.
1461 *
1462 * If you want to change it, think twice and think
1463 * of the second point , that's really important.
1464 *
1465 * JFM, 12/20/2001
1466 */
1467
1468 if ((r->in.level < 1) || (r->in.level > 5)) {
1469 DEBUG(0,("_samr_QueryDisplayInfo: Unknown info level (%u)\n",
1470 (unsigned int)r->in.level ));
1471 return NT_STATUS_INVALID_INFO_CLASS;
1472 }
1473
1474 /* first limit the number of entries we will return */
1475 if (r->in.max_entries > max_sam_entries) {
1476 DEBUG(5, ("_samr_QueryDisplayInfo: client requested %d "
1477 "entries, limiting to %d\n", r->in.max_entries,
1478 max_sam_entries));
1479 max_entries = max_sam_entries;
1480 }
1481
1482 /* calculate the size and limit on the number of entries we will
1483 * return */
1484
1485 temp_size=max_entries*struct_size;
1486
1487 if (temp_size > r->in.buf_size) {
1488 max_entries = MIN((r->in.buf_size / struct_size),max_entries);;
1489 DEBUG(5, ("_samr_QueryDisplayInfo: buffer size limits to "
1490 "only %d entries\n", max_entries));
1491 }
1492
1493 become_root();
1494
1495 /* THe following done as ROOT. Don't return without unbecome_root(). */
1496
1497 switch (r->in.level) {
1498 case 1:
1499 case 4:
1500 if (dinfo->disp_info->users == NULL) {
1501 dinfo->disp_info->users = pdb_search_users(
1502 dinfo->disp_info, ACB_NORMAL);
1503 if (dinfo->disp_info->users == NULL) {
1504 unbecome_root();
1505 return NT_STATUS_ACCESS_DENIED;
1506 }
1507 DEBUG(10,("_samr_QueryDisplayInfo: starting user enumeration at index %u\n",
1508 (unsigned int)r->in.start_idx));
1509 } else {
1510 DEBUG(10,("_samr_QueryDisplayInfo: using cached user enumeration at index %u\n",
1511 (unsigned int)r->in.start_idx));
1512 }
1513
1514 num_account = pdb_search_entries(dinfo->disp_info->users,
1515 r->in.start_idx, max_entries,
1516 &entries);
1517 break;
1518 case 2:
1519 if (dinfo->disp_info->machines == NULL) {
1520 dinfo->disp_info->machines = pdb_search_users(
1521 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
1522 if (dinfo->disp_info->machines == NULL) {
1523 unbecome_root();
1524 return NT_STATUS_ACCESS_DENIED;
1525 }
1526 DEBUG(10,("_samr_QueryDisplayInfo: starting machine enumeration at index %u\n",
1527 (unsigned int)r->in.start_idx));
1528 } else {
1529 DEBUG(10,("_samr_QueryDisplayInfo: using cached machine enumeration at index %u\n",
1530 (unsigned int)r->in.start_idx));
1531 }
1532
1533 num_account = pdb_search_entries(dinfo->disp_info->machines,
1534 r->in.start_idx, max_entries,
1535 &entries);
1536 break;
1537 case 3:
1538 case 5:
1539 if (dinfo->disp_info->groups == NULL) {
1540 dinfo->disp_info->groups = pdb_search_groups(
1541 dinfo->disp_info);
1542 if (dinfo->disp_info->groups == NULL) {
1543 unbecome_root();
1544 return NT_STATUS_ACCESS_DENIED;
1545 }
1546 DEBUG(10,("_samr_QueryDisplayInfo: starting group enumeration at index %u\n",
1547 (unsigned int)r->in.start_idx));
1548 } else {
1549 DEBUG(10,("_samr_QueryDisplayInfo: using cached group enumeration at index %u\n",
1550 (unsigned int)r->in.start_idx));
1551 }
1552
1553 num_account = pdb_search_entries(dinfo->disp_info->groups,
1554 r->in.start_idx, max_entries,
1555 &entries);
1556 break;
1557 default:
1558 unbecome_root();
1559 smb_panic("info class changed");
1560 break;
1561 }
1562 unbecome_root();
1563
1564
1565 /* Now create reply structure */
1566 switch (r->in.level) {
1567 case 1:
1568 disp_ret = init_samr_dispinfo_1(p->mem_ctx, &disp_info->info1,
1569 num_account, r->in.start_idx,
1570 entries);
1571 break;
1572 case 2:
1573 disp_ret = init_samr_dispinfo_2(p->mem_ctx, &disp_info->info2,
1574 num_account, r->in.start_idx,
1575 entries);
1576 break;
1577 case 3:
1578 disp_ret = init_samr_dispinfo_3(p->mem_ctx, &disp_info->info3,
1579 num_account, r->in.start_idx,
1580 entries);
1581 break;
1582 case 4:
1583 disp_ret = init_samr_dispinfo_4(p->mem_ctx, &disp_info->info4,
1584 num_account, r->in.start_idx,
1585 entries);
1586 break;
1587 case 5:
1588 disp_ret = init_samr_dispinfo_5(p->mem_ctx, &disp_info->info5,
1589 num_account, r->in.start_idx,
1590 entries);
1591 break;
1592 default:
1593 smb_panic("info class changed");
1594 break;
1595 }
1596
1597 if (!NT_STATUS_IS_OK(disp_ret))
1598 return disp_ret;
1599
1600 if (max_entries <= num_account) {
1601 status = STATUS_MORE_ENTRIES;
1602 } else {
1603 status = NT_STATUS_OK;
1604 }
1605
1606 /* Ensure we cache this enumeration. */
1607 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1608
1609 DEBUG(5, ("_samr_QueryDisplayInfo: %d\n", __LINE__));
1610
1611 *r->out.total_size = num_account * struct_size;
1612 *r->out.returned_size = num_account ? temp_size : 0;
1613
1614 return status;
1615 }
1616
1617 /****************************************************************
1618 _samr_QueryDisplayInfo2
1619 ****************************************************************/
1620
1621 NTSTATUS _samr_QueryDisplayInfo2(pipes_struct *p,
1622 struct samr_QueryDisplayInfo2 *r)
1623 {
1624 struct samr_QueryDisplayInfo q;
1625
1626 q.in.domain_handle = r->in.domain_handle;
1627 q.in.level = r->in.level;
1628 q.in.start_idx = r->in.start_idx;
1629 q.in.max_entries = r->in.max_entries;
1630 q.in.buf_size = r->in.buf_size;
1631
1632 q.out.total_size = r->out.total_size;
1633 q.out.returned_size = r->out.returned_size;
1634 q.out.info = r->out.info;
1635
1636 return _samr_QueryDisplayInfo(p, &q);
1637 }
1638
1639 /****************************************************************
1640 _samr_QueryDisplayInfo3
1641 ****************************************************************/
1642
1643 NTSTATUS _samr_QueryDisplayInfo3(pipes_struct *p,
1644 struct samr_QueryDisplayInfo3 *r)
1645 {
1646 struct samr_QueryDisplayInfo q;
1647
1648 q.in.domain_handle = r->in.domain_handle;
1649 q.in.level = r->in.level;
1650 q.in.start_idx = r->in.start_idx;
1651 q.in.max_entries = r->in.max_entries;
1652 q.in.buf_size = r->in.buf_size;
1653
1654 q.out.total_size = r->out.total_size;
1655 q.out.returned_size = r->out.returned_size;
1656 q.out.info = r->out.info;
1657
1658 return _samr_QueryDisplayInfo(p, &q);
1659 }
1660
1661 /*******************************************************************
1662 _samr_QueryAliasInfo
1663 ********************************************************************/
1664
1665 NTSTATUS _samr_QueryAliasInfo(pipes_struct *p,
1666 struct samr_QueryAliasInfo *r)
1667 {
1668 struct samr_alias_info *ainfo;
1669 struct acct_info info;
1670 NTSTATUS status;
1671 union samr_AliasInfo *alias_info = NULL;
1672 const char *alias_name = NULL;
1673 const char *alias_description = NULL;
1674
1675 DEBUG(5,("_samr_QueryAliasInfo: %d\n", __LINE__));
1676
1677 ainfo = policy_handle_find(p, r->in.alias_handle,
1678 SAMR_ALIAS_ACCESS_LOOKUP_INFO, NULL,
1679 struct samr_alias_info, &status);
1680 if (!NT_STATUS_IS_OK(status)) {
1681 return status;
1682 }
1683
1684 alias_info = TALLOC_ZERO_P(p->mem_ctx, union samr_AliasInfo);
1685 if (!alias_info) {
1686 return NT_STATUS_NO_MEMORY;
1687 }
1688
1689 become_root();
1690 status = pdb_get_aliasinfo(&ainfo->sid, &info);
1691 unbecome_root();
1692
1693 if ( !NT_STATUS_IS_OK(status))
1694 return status;
1695
1696 /* FIXME: info contains fstrings */
1697 alias_name = talloc_strdup(r, info.acct_name);
1698 alias_description = talloc_strdup(r, info.acct_desc);
1699
1700 switch (r->in.level) {
1701 case ALIASINFOALL:
1702 alias_info->all.name.string = alias_name;
1703 alias_info->all.num_members = 1; /* ??? */
1704 alias_info->all.description.string = alias_description;
1705 break;
1706 case ALIASINFONAME:
1707 alias_info->name.string = alias_name;
1708 break;
1709 case ALIASINFODESCRIPTION:
1710 alias_info->description.string = alias_description;
1711 break;
1712 default:
1713 return NT_STATUS_INVALID_INFO_CLASS;
1714 }
1715
1716 *r->out.info = alias_info;
1717
1718 DEBUG(5,("_samr_QueryAliasInfo: %d\n", __LINE__));
1719
1720 return NT_STATUS_OK;
1721 }
1722
1723 /*******************************************************************
1724 _samr_LookupNames
1725 ********************************************************************/
1726
1727 NTSTATUS _samr_LookupNames(pipes_struct *p,
1728 struct samr_LookupNames *r)
1729 {
1730 struct samr_domain_info *dinfo;
1731 NTSTATUS status;
1732 uint32 *rid;
1733 enum lsa_SidType *type;
1734 int i;
1735 int num_rids = r->in.num_names;
1736 struct samr_Ids rids, types;
1737 uint32_t num_mapped = 0;
1738
1739 DEBUG(5,("_samr_LookupNames: %d\n", __LINE__));
1740
1741 dinfo = policy_handle_find(p, r->in.domain_handle,
1742 0 /* Don't know the acc_bits yet */, NULL,
1743 struct samr_domain_info, &status);
1744 if (!NT_STATUS_IS_OK(status)) {
1745 return status;
1746 }
1747
1748 if (num_rids > MAX_SAM_ENTRIES) {
1749 num_rids = MAX_SAM_ENTRIES;
1750 DEBUG(5,("_samr_LookupNames: truncating entries to %d\n", num_rids));
1751 }
1752
1753 rid = talloc_array(p->mem_ctx, uint32, num_rids);
1754 NT_STATUS_HAVE_NO_MEMORY(rid);
1755
1756 type = talloc_array(p->mem_ctx, enum lsa_SidType, num_rids);
1757 NT_STATUS_HAVE_NO_MEMORY(type);
1758
1759 DEBUG(5,("_samr_LookupNames: looking name on SID %s\n",
1760 sid_string_dbg(&dinfo->sid)));
1761
1762 for (i = 0; i < num_rids; i++) {
1763
1764 status = NT_STATUS_NONE_MAPPED;
1765 type[i] = SID_NAME_UNKNOWN;
1766
1767 rid[i] = 0xffffffff;
1768
1769 if (sid_check_is_builtin(&dinfo->sid)) {
1770 if (lookup_builtin_name(r->in.names[i].string,
1771 &rid[i]))
1772 {
1773 type[i] = SID_NAME_ALIAS;
1774 }
1775 } else {
1776 lookup_global_sam_name(r->in.names[i].string, 0,
1777 &rid[i], &type[i]);
1778 }
1779
1780 if (type[i] != SID_NAME_UNKNOWN) {
1781 num_mapped++;
1782 }
1783 }
1784
1785 if (num_mapped == num_rids) {
1786 status = NT_STATUS_OK;
1787 } else if (num_mapped == 0) {
1788 status = NT_STATUS_NONE_MAPPED;
1789 } else {
1790 status = STATUS_SOME_UNMAPPED;
1791 }
1792
1793 rids.count = num_rids;
1794 rids.ids = rid;
1795
1796 types.count = num_rids;
1797 types.ids = type;
1798
1799 *r->out.rids = rids;
1800 *r->out.types = types;
1801
1802 DEBUG(5,("_samr_LookupNames: %d\n", __LINE__));
1803
1804 return status;
1805 }
1806
1807 /****************************************************************
1808 _samr_ChangePasswordUser
1809 ****************************************************************/
1810
1811 NTSTATUS _samr_ChangePasswordUser(pipes_struct *p,
1812 struct samr_ChangePasswordUser *r)
1813 {
1814 NTSTATUS status;
1815 bool ret = false;
1816 struct samr_user_info *uinfo;
1817 struct samu *pwd;
1818 struct samr_Password new_lmPwdHash, new_ntPwdHash, checkHash;
1819 struct samr_Password lm_pwd, nt_pwd;
1820
1821 uinfo = policy_handle_find(p, r->in.user_handle,
1822 SAMR_USER_ACCESS_SET_PASSWORD, NULL,
1823 struct samr_user_info, &status);
1824 if (!NT_STATUS_IS_OK(status)) {
1825 return status;
1826 }
1827
1828 DEBUG(5,("_samr_ChangePasswordUser: sid:%s\n",
1829 sid_string_dbg(&uinfo->sid)));
1830
1831 if (!(pwd = samu_new(NULL))) {
1832 return NT_STATUS_NO_MEMORY;
1833 }
1834
1835 become_root();
1836 ret = pdb_getsampwsid(pwd, &uinfo->sid);
1837 unbecome_root();
1838
1839 if (!ret) {
1840 TALLOC_FREE(pwd);
1841 return NT_STATUS_WRONG_PASSWORD;
1842 }
1843
1844 {
1845 const uint8_t *lm_pass, *nt_pass;
1846
1847 lm_pass = pdb_get_lanman_passwd(pwd);
1848 nt_pass = pdb_get_nt_passwd(pwd);
1849
1850 if (!lm_pass || !nt_pass) {
1851 status = NT_STATUS_WRONG_PASSWORD;
1852 goto out;
1853 }
1854
1855 memcpy(&lm_pwd.hash, lm_pass, sizeof(lm_pwd.hash));
1856 memcpy(&nt_pwd.hash, nt_pass, sizeof(nt_pwd.hash));
1857 }
1858
1859 /* basic sanity checking on parameters. Do this before any database ops */
1860 if (!r->in.lm_present || !r->in.nt_present ||
1861 !r->in.old_lm_crypted || !r->in.new_lm_crypted ||
1862 !r->in.old_nt_crypted || !r->in.new_nt_crypted) {
1863 /* we should really handle a change with lm not
1864 present */
1865 status = NT_STATUS_INVALID_PARAMETER_MIX;
1866 goto out;
1867 }
1868
1869 /* decrypt and check the new lm hash */
1870 D_P16(lm_pwd.hash, r->in.new_lm_crypted->hash, new_lmPwdHash.hash);
1871 D_P16(new_lmPwdHash.hash, r->in.old_lm_crypted->hash, checkHash.hash);
1872 if (memcmp(checkHash.hash, lm_pwd.hash, 16) != 0) {
1873 status = NT_STATUS_WRONG_PASSWORD;
1874 goto out;
1875 }
1876
1877 /* decrypt and check the new nt hash */
1878 D_P16(nt_pwd.hash, r->in.new_nt_crypted->hash, new_ntPwdHash.hash);
1879 D_P16(new_ntPwdHash.hash, r->in.old_nt_crypted->hash, checkHash.hash);
1880 if (memcmp(checkHash.hash, nt_pwd.hash, 16) != 0) {
1881 status = NT_STATUS_WRONG_PASSWORD;
1882 goto out;
1883 }
1884
1885 /* The NT Cross is not required by Win2k3 R2, but if present
1886 check the nt cross hash */
1887 if (r->in.cross1_present && r->in.nt_cross) {
1888 D_P16(lm_pwd.hash, r->in.nt_cross->hash, checkHash.hash);
1889 if (memcmp(checkHash.hash, new_ntPwdHash.hash, 16) != 0) {
1890 status = NT_STATUS_WRONG_PASSWORD;
1891 goto out;
1892 }
1893 }
1894
1895 /* The LM Cross is not required by Win2k3 R2, but if present
1896 check the lm cross hash */
1897 if (r->in.cross2_present && r->in.lm_cross) {
1898 D_P16(nt_pwd.hash, r->in.lm_cross->hash, checkHash.hash);
1899 if (memcmp(checkHash.hash, new_lmPwdHash.hash, 16) != 0) {
1900 status = NT_STATUS_WRONG_PASSWORD;
1901 goto out;
1902 }
1903 }
1904
1905 if (!pdb_set_nt_passwd(pwd, new_ntPwdHash.hash, PDB_CHANGED) ||
1906 !pdb_set_lanman_passwd(pwd, new_lmPwdHash.hash, PDB_CHANGED)) {
1907 status = NT_STATUS_ACCESS_DENIED;
1908 goto out;
1909 }
1910
1911 status = pdb_update_sam_account(pwd);
1912 out:
1913 TALLOC_FREE(pwd);
1914
1915 return status;
1916 }
1917
1918 /*******************************************************************
1919 _samr_ChangePasswordUser2
1920 ********************************************************************/
1921
1922 NTSTATUS _samr_ChangePasswordUser2(pipes_struct *p,
1923 struct samr_ChangePasswordUser2 *r)
1924 {
1925 struct smbd_server_connection *sconn = smbd_server_conn;
1926 NTSTATUS status;
1927 fstring user_name;
1928 fstring wks;
1929
1930 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1931
1932 fstrcpy(user_name, r->in.account->string);
1933 fstrcpy(wks, r->in.server->string);
1934
1935 DEBUG(5,("_samr_ChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1936
1937 /*
1938 * Pass the user through the NT -> unix user mapping
1939 * function.
1940 */
1941
1942 (void)map_username(sconn, user_name);
1943
1944 /*
1945 * UNIX username case mangling not required, pass_oem_change
1946 * is case insensitive.
1947 */
1948
1949 status = pass_oem_change(user_name,
1950 r->in.lm_password->data,
1951 r->in.lm_verifier->hash,
1952 r->in.nt_password->data,
1953 r->in.nt_verifier->hash,
1954 NULL);
1955
1956 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1957
1958 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
1959 return NT_STATUS_WRONG_PASSWORD;
1960 }
1961
1962 return status;
1963 }
1964
1965 /****************************************************************
1966 _samr_OemChangePasswordUser2
1967 ****************************************************************/
1968
1969 NTSTATUS _samr_OemChangePasswordUser2(pipes_struct *p,
1970 struct samr_OemChangePasswordUser2 *r)
1971 {
1972 struct smbd_server_connection *sconn = smbd_server_conn;
1973 NTSTATUS status;
1974 fstring user_name;
1975 const char *wks = NULL;
1976
1977 DEBUG(5,("_samr_OemChangePasswordUser2: %d\n", __LINE__));
1978
1979 fstrcpy(user_name, r->in.account->string);
1980 if (r->in.server && r->in.server->string) {
1981 wks = r->in.server->string;
1982 }
1983
1984 DEBUG(5,("_samr_OemChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1985
1986 /*
1987 * Pass the user through the NT -> unix user mapping
1988 * function.
1989 */
1990
1991 (void)map_username(sconn, user_name);
1992
1993 /*
1994 * UNIX username case mangling not required, pass_oem_change
1995 * is case insensitive.
1996 */
1997
1998 if (!r->in.hash || !r->in.password) {
1999 return NT_STATUS_INVALID_PARAMETER;
2000 }
2001
2002 status = pass_oem_change(user_name,
2003 r->in.password->data,
2004 r->in.hash->hash,
2005 0,
2006 0,
2007 NULL);
2008
2009 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
2010 return NT_STATUS_WRONG_PASSWORD;
2011 }
2012
2013 DEBUG(5,("_samr_OemChangePasswordUser2: %d\n", __LINE__));
2014
2015 return status;
2016 }
2017
2018 /*******************************************************************
2019 _samr_ChangePasswordUser3
2020 ********************************************************************/
2021
2022 NTSTATUS _samr_ChangePasswordUser3(pipes_struct *p,
2023 struct samr_ChangePasswordUser3 *r)
2024 {
2025 struct smbd_server_connection *sconn = smbd_server_conn;
2026 NTSTATUS status;
2027 fstring user_name;
2028 const char *wks = NULL;
2029 enum samPwdChangeReason reject_reason;
2030 struct samr_DomInfo1 *dominfo = NULL;
2031 struct userPwdChangeFailureInformation *reject = NULL;
2032 uint32_t tmp;
2033
2034 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
2035
2036 fstrcpy(user_name, r->in.account->string);
2037 if (r->in.server && r->in.server->string) {
2038 wks = r->in.server->string;
2039 }
2040
2041 DEBUG(5,("_samr_ChangePasswordUser3: user: %s wks: %s\n", user_name, wks));
2042
2043 /*
2044 * Pass the user through the NT -> unix user mapping
2045 * function.
2046 */
2047
2048 (void)map_username(sconn, user_name);
2049
2050 /*
2051 * UNIX username case mangling not required, pass_oem_change
2052 * is case insensitive.
2053 */
2054
2055 status = pass_oem_change(user_name,
2056 r->in.lm_password->data,
2057 r->in.lm_verifier->hash,
2058 r->in.nt_password->data,
2059 r->in.nt_verifier->hash,
2060 &reject_reason);
2061 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
2062 return NT_STATUS_WRONG_PASSWORD;
2063 }
2064
2065 if (NT_STATUS_EQUAL(status, NT_STATUS_PASSWORD_RESTRICTION) ||
2066 NT_STATUS_EQUAL(status, NT_STATUS_ACCOUNT_RESTRICTION)) {
2067
2068 time_t u_expire, u_min_age;
2069 uint32 account_policy_temp;
2070
2071 dominfo = TALLOC_ZERO_P(p->mem_ctx, struct samr_DomInfo1);
2072 if (!dominfo) {
2073 return NT_STATUS_NO_MEMORY;
2074 }
2075
2076 reject = TALLOC_ZERO_P(p->mem_ctx,
2077 struct userPwdChangeFailureInformation);
2078 if (!reject) {
2079 return NT_STATUS_NO_MEMORY;
2080 }
2081
2082 become_root();
2083
2084 /* AS ROOT !!! */
2085
2086 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN, &tmp);
2087 dominfo->min_password_length = tmp;
2088
2089 pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &tmp);
2090 dominfo->password_history_length = tmp;
2091
2092 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
2093 &dominfo->password_properties);
2094
2095 pdb_get_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, &account_policy_temp);
2096 u_expire = account_policy_temp;
2097
2098 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, &account_policy_temp);
2099 u_min_age = account_policy_temp;
2100
2101 /* !AS ROOT */
2102
2103 unbecome_root();
2104
2105 unix_to_nt_time_abs((NTTIME *)&dominfo->max_password_age, u_expire);
2106 unix_to_nt_time_abs((NTTIME *)&dominfo->min_password_age, u_min_age);
2107
2108 if (lp_check_password_script() && *lp_check_password_script()) {
2109 dominfo->password_properties |= DOMAIN_PASSWORD_COMPLEX;
2110 }
2111
2112 reject->extendedFailureReason = reject_reason;
2113
2114 *r->out.dominfo = dominfo;
2115 *r->out.reject = reject;
2116 }
2117
2118 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
2119
2120 return status;
2121 }
2122
2123 /*******************************************************************
2124 makes a SAMR_R_LOOKUP_RIDS structure.
2125 ********************************************************************/
2126
2127 static bool make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names,
2128 const char **names,
2129 struct lsa_String **lsa_name_array_p)
2130 {
2131 struct lsa_String *lsa_name_array = NULL;
2132 uint32_t i;
2133
2134 *lsa_name_array_p = NULL;
2135
2136 if (num_names != 0) {
2137 lsa_name_array = TALLOC_ZERO_ARRAY(ctx, struct lsa_String, num_names);
2138 if (!lsa_name_array) {
2139 return false;
2140 }
2141 }
2142
2143 for (i = 0; i < num_names; i++) {
2144 DEBUG(10, ("names[%d]:%s\n", i, names[i] && *names[i] ? names[i] : ""));
2145 init_lsa_String(&lsa_name_array[i], names[i]);
2146 }
2147
2148 *lsa_name_array_p = lsa_name_array;
2149
2150 return true;
2151 }
2152
2153 /*******************************************************************
2154 _samr_LookupRids
2155 ********************************************************************/
2156
2157 NTSTATUS _samr_LookupRids(pipes_struct *p,
2158 struct samr_LookupRids *r)
2159 {
2160 struct samr_domain_info *dinfo;
2161 NTSTATUS status;
2162 const char **names;
2163 enum lsa_SidType *attrs = NULL;
2164 uint32 *wire_attrs = NULL;
2165 int num_rids = (int)r->in.num_rids;
2166 int i;
2167 struct lsa_Strings names_array;
2168 struct samr_Ids types_array;
2169 struct lsa_String *lsa_names = NULL;
2170
2171 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2172
2173 dinfo = policy_handle_find(p, r->in.domain_handle,
2174 0 /* Don't know the acc_bits yet */, NULL,
2175 struct samr_domain_info, &status);
2176 if (!NT_STATUS_IS_OK(status)) {
2177 return status;
2178 }
2179
2180 if (num_rids > 1000) {
2181 DEBUG(0, ("Got asked for %d rids (more than 1000) -- according "
2182 "to samba4 idl this is not possible\n", num_rids));
2183 return NT_STATUS_UNSUCCESSFUL;
2184 }
2185
2186 if (num_rids) {
2187 names = TALLOC_ZERO_ARRAY(p->mem_ctx, const char *, num_rids);
2188 attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, enum lsa_SidType, num_rids);
2189 wire_attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_rids);
2190
2191 if ((names == NULL) || (attrs == NULL) || (wire_attrs==NULL))
2192 return NT_STATUS_NO_MEMORY;
2193 } else {
2194 names = NULL;
2195 attrs = NULL;
2196 wire_attrs = NULL;
2197 }
2198
2199 become_root(); /* lookup_sid can require root privs */
2200 status = pdb_lookup_rids(&dinfo->sid, num_rids, r->in.rids,
2201 names, attrs);
2202 unbecome_root();
2203
2204 if (NT_STATUS_EQUAL(status, NT_STATUS_NONE_MAPPED) && (num_rids == 0)) {
2205 status = NT_STATUS_OK;
2206 }
2207
2208 if (!make_samr_lookup_rids(p->mem_ctx, num_rids, names,
2209 &lsa_names)) {
2210 return NT_STATUS_NO_MEMORY;
2211 }
2212
2213 /* Convert from enum lsa_SidType to uint32 for wire format. */
2214 for (i = 0; i < num_rids; i++) {
2215 wire_attrs[i] = (uint32)attrs[i];
2216 }
2217
2218 names_array.count = num_rids;
2219 names_array.names = lsa_names;
2220
2221 types_array.count = num_rids;
2222 types_array.ids = wire_attrs;
2223
2224 *r->out.names = names_array;
2225 *r->out.types = types_array;
2226
2227 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2228
2229 return status;
2230 }
2231
2232 /*******************************************************************
2233 _samr_OpenUser
2234 ********************************************************************/
2235
2236 NTSTATUS _samr_OpenUser(pipes_struct *p,
2237 struct samr_OpenUser *r)
2238 {
2239 struct samu *sampass=NULL;
2240 DOM_SID sid;
2241 struct samr_domain_info *dinfo;
2242 struct samr_user_info *uinfo;
2243 struct security_descriptor *psd = NULL;
2244 uint32 acc_granted;
2245 uint32 des_access = r->in.access_mask;
2246 uint32_t extra_access = 0;
2247 size_t sd_size;
2248 bool ret;
2249 NTSTATUS nt_status;
2250 SE_PRIV se_rights;
2251 NTSTATUS status;
2252
2253 dinfo = policy_handle_find(p, r->in.domain_handle,
2254 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
2255 struct samr_domain_info, &status);
2256 if (!NT_STATUS_IS_OK(status)) {
2257 return status;
2258 }
2259
2260 if ( !(sampass = samu_new( p->mem_ctx )) ) {
2261 return NT_STATUS_NO_MEMORY;
2262 }
2263
2264 /* append the user's RID to it */
2265
2266 if (!sid_compose(&sid, &dinfo->sid, r->in.rid))
2267 return NT_STATUS_NO_SUCH_USER;
2268
2269 /* check if access can be granted as requested by client. */
2270 map_max_allowed_access(p->server_info->ptok,
2271 &p->server_info->utok,
2272 &des_access);
2273
2274 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping, &sid, SAMR_USR_RIGHTS_WRITE_PW);
2275 se_map_generic(&des_access, &usr_generic_mapping);
2276
2277 /*
2278 * Get the sampass first as we need to check privileges
2279 * based on what kind of user object this is.
2280 * But don't reveal info too early if it didn't exist.
2281 */
2282
2283 become_root();
2284 ret=pdb_getsampwsid(sampass, &sid);
2285 unbecome_root();
2286
2287 se_priv_copy(&se_rights, &se_priv_none);
2288
2289 /*
2290 * We do the override access checks on *open*, not at
2291 * SetUserInfo time.
2292 */
2293 if (ret) {
2294 uint32_t acb_info = pdb_get_acct_ctrl(sampass);
2295
2296 if ((acb_info & ACB_WSTRUST) &&
2297 user_has_any_privilege(p->server_info->ptok,
2298 &se_machine_account)) {
2299 /*
2300 * SeMachineAccount is needed to add
2301 * GENERIC_RIGHTS_USER_WRITE to a machine
2302 * account.
2303 */
2304 se_priv_add(&se_rights, &se_machine_account);
2305 DEBUG(10,("_samr_OpenUser: adding machine account "
2306 "rights to handle for user %s\n",
2307 pdb_get_username(sampass) ));
2308 }
2309 if ((acb_info & ACB_NORMAL) &&
2310 user_has_any_privilege(p->server_info->ptok,
2311 &se_add_users)) {
2312 /*
2313 * SeAddUsers is needed to add
2314 * GENERIC_RIGHTS_USER_WRITE to a normal
2315 * account.
2316 */
2317 se_priv_add(&se_rights, &se_add_users);
2318 DEBUG(10,("_samr_OpenUser: adding add user "
2319 "rights to handle for user %s\n",
2320 pdb_get_username(sampass) ));
2321 }
2322 /*
2323 * Cheat - allow GENERIC_RIGHTS_USER_WRITE if pipe user is
2324 * in DOMAIN_RID_ADMINS. This is almost certainly not
2325 * what Windows does but is a hack for people who haven't
2326 * set up privileges on groups in Samba.
2327 */
2328 if (acb_info & (ACB_SVRTRUST|ACB_DOMTRUST)) {
2329 if (lp_enable_privileges() && nt_token_check_domain_rid(p->server_info->ptok,
2330 DOMAIN_RID_ADMINS)) {
2331 des_access &= ~GENERIC_RIGHTS_USER_WRITE;
2332 extra_access = GENERIC_RIGHTS_USER_WRITE;
2333 DEBUG(4,("_samr_OpenUser: Allowing "
2334 "GENERIC_RIGHTS_USER_WRITE for "
2335 "rid admins\n"));
2336 }
2337 }
2338 }
2339
2340 TALLOC_FREE(sampass);
2341
2342 nt_status = access_check_object(psd, p->server_info->ptok,
2343 &se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
2344 &acc_granted, "_samr_OpenUser");
2345
2346 if ( !NT_STATUS_IS_OK(nt_status) )
2347 return nt_status;
2348
2349 /* check that the SID exists in our domain. */
2350 if (ret == False) {
2351 return NT_STATUS_NO_SUCH_USER;
2352 }
2353
2354 /* If we did the rid admins hack above, allow access. */
2355 acc_granted |= extra_access;
2356
2357 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
2358 struct samr_user_info, &nt_status);
2359 if (!NT_STATUS_IS_OK(nt_status)) {
2360 return nt_status;
2361 }
2362 uinfo->sid = sid;
2363
2364 return NT_STATUS_OK;
2365 }
2366
2367 /*************************************************************************
2368 *************************************************************************/
2369
2370 static NTSTATUS init_samr_parameters_string(TALLOC_CTX *mem_ctx,
2371 DATA_BLOB *blob,
2372 struct lsa_BinaryString **_r)
2373 {
2374 struct lsa_BinaryString *r;
2375
2376 if (!blob || !_r) {
2377 return NT_STATUS_INVALID_PARAMETER;
2378 }
2379
2380 r = TALLOC_ZERO_P(mem_ctx, struct lsa_BinaryString);
2381 if (!r) {
2382 return NT_STATUS_NO_MEMORY;
2383 }
2384
2385 r->array = TALLOC_ZERO_ARRAY(mem_ctx, uint16_t, blob->length/2);
2386 if (!r->array) {
2387 return NT_STATUS_NO_MEMORY;
2388 }
2389 memcpy(r->array, blob->data, blob->length);
2390 r->size = blob->length;
2391 r->length = blob->length;
2392
2393 if (!r->array) {
2394 return NT_STATUS_NO_MEMORY;
2395 }
2396
2397 *_r = r;
2398
2399 return NT_STATUS_OK;
2400 }
2401
2402 /*************************************************************************
2403 get_user_info_1.
2404 *************************************************************************/
2405
2406 static NTSTATUS get_user_info_1(TALLOC_CTX *mem_ctx,
2407 struct samr_UserInfo1 *r,
2408 struct samu *pw,
2409 DOM_SID *domain_sid)
2410 {
2411 const DOM_SID *sid_group;
2412 uint32_t primary_gid;
2413
2414 become_root();
2415 sid_group = pdb_get_group_sid(pw);
2416 unbecome_root();
2417
2418 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2419 DEBUG(0, ("get_user_info_1: User %s has Primary Group SID %s, \n"
2420 "which conflicts with the domain sid %s. Failing operation.\n",
2421 pdb_get_username(pw), sid_string_dbg(sid_group),
2422 sid_string_dbg(domain_sid)));
2423 return NT_STATUS_UNSUCCESSFUL;
2424 }
2425
2426 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2427 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2428 r->primary_gid = primary_gid;
2429 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2430 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2431
2432 return NT_STATUS_OK;
2433 }
2434
2435 /*************************************************************************
2436 get_user_info_2.
2437 *************************************************************************/
2438
2439 static NTSTATUS get_user_info_2(TALLOC_CTX *mem_ctx,
2440 struct samr_UserInfo2 *r,
2441 struct samu *pw)
2442 {
2443 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2444 r->unknown.string = NULL;
2445 r->country_code = 0;
2446 r->code_page = 0;
2447
2448 return NT_STATUS_OK;
2449 }
2450
2451 /*************************************************************************
2452 get_user_info_3.
2453 *************************************************************************/
2454
2455 static NTSTATUS get_user_info_3(TALLOC_CTX *mem_ctx,
2456 struct samr_UserInfo3 *r,
2457 struct samu *pw,
2458 DOM_SID *domain_sid)
2459 {
2460 const DOM_SID *sid_user, *sid_group;
2461 uint32_t rid, primary_gid;
2462
2463 sid_user = pdb_get_user_sid(pw);
2464
2465 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2466 DEBUG(0, ("get_user_info_3: User %s has SID %s, \nwhich conflicts with "
2467 "the domain sid %s. Failing operation.\n",
2468 pdb_get_username(pw), sid_string_dbg(sid_user),
2469 sid_string_dbg(domain_sid)));
2470 return NT_STATUS_UNSUCCESSFUL;
2471 }
2472
2473 become_root();
2474 sid_group = pdb_get_group_sid(pw);
2475 unbecome_root();
2476
2477 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2478 DEBUG(0, ("get_user_info_3: User %s has Primary Group SID %s, \n"
2479 "which conflicts with the domain sid %s. Failing operation.\n",
2480 pdb_get_username(pw), sid_string_dbg(sid_group),
2481 sid_string_dbg(domain_sid)));
2482 return NT_STATUS_UNSUCCESSFUL;
2483 }
2484
2485 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2486 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2487 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2488 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2489 unix_to_nt_time(&r->force_password_change, pdb_get_pass_must_change_time(pw));
2490
2491 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2492 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2493 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2494 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2495 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2496 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2497 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2498
2499 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2500 r->rid = rid;
2501 r->primary_gid = primary_gid;
2502 r->acct_flags = pdb_get_acct_ctrl(pw);
2503 r->bad_password_count = pdb_get_bad_password_count(pw);
2504 r->logon_count = pdb_get_logon_count(pw);
2505
2506 return NT_STATUS_OK;
2507 }
2508
2509 /*************************************************************************
2510 get_user_info_4.
2511 *************************************************************************/
2512
2513 static NTSTATUS get_user_info_4(TALLOC_CTX *mem_ctx,
2514 struct samr_UserInfo4 *r,
2515 struct samu *pw)
2516 {
2517 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2518
2519 return NT_STATUS_OK;
2520 }
2521
2522 /*************************************************************************
2523 get_user_info_5.
2524 *************************************************************************/
2525
2526 static NTSTATUS get_user_info_5(TALLOC_CTX *mem_ctx,
2527 struct samr_UserInfo5 *r,
2528 struct samu *pw,
2529 DOM_SID *domain_sid)
2530 {
2531 const DOM_SID *sid_user, *sid_group;
2532 uint32_t rid, primary_gid;
2533
2534 sid_user = pdb_get_user_sid(pw);
2535
2536 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2537 DEBUG(0, ("get_user_info_5: User %s has SID %s, \nwhich conflicts with "
2538 "the domain sid %s. Failing operation.\n",
2539 pdb_get_username(pw), sid_string_dbg(sid_user),
2540 sid_string_dbg(domain_sid)));
2541 return NT_STATUS_UNSUCCESSFUL;
2542 }
2543
2544 become_root();
2545 sid_group = pdb_get_group_sid(pw);
2546 unbecome_root();
2547
2548 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2549 DEBUG(0, ("get_user_info_5: User %s has Primary Group SID %s, \n"
2550 "which conflicts with the domain sid %s. Failing operation.\n",
2551 pdb_get_username(pw), sid_string_dbg(sid_group),
2552 sid_string_dbg(domain_sid)));
2553 return NT_STATUS_UNSUCCESSFUL;
2554 }
2555
2556 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2557 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2558 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2559 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2560
2561 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2562 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2563 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2564 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2565 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2566 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2567 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2568 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2569
2570 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2571 r->rid = rid;
2572 r->primary_gid = primary_gid;
2573 r->acct_flags = pdb_get_acct_ctrl(pw);
2574 r->bad_password_count = pdb_get_bad_password_count(pw);
2575 r->logon_count = pdb_get_logon_count(pw);
2576
2577 return NT_STATUS_OK;
2578 }
2579
2580 /*************************************************************************
2581 get_user_info_6.
2582 *************************************************************************/
2583
2584 static NTSTATUS get_user_info_6(TALLOC_CTX *mem_ctx,
2585 struct samr_UserInfo6 *r,
2586 struct samu *pw)
2587 {
2588 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2589 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2590
2591 return NT_STATUS_OK;
2592 }
2593
2594 /*************************************************************************
2595 get_user_info_7. Safe. Only gives out account_name.
2596 *************************************************************************/
2597
2598 static NTSTATUS get_user_info_7(TALLOC_CTX *mem_ctx,
2599 struct samr_UserInfo7 *r,
2600 struct samu *smbpass)
2601 {
2602 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(smbpass));
2603 if (!r->account_name.string) {
2604 return NT_STATUS_NO_MEMORY;
2605 }
2606
2607 return NT_STATUS_OK;
2608 }
2609
2610 /*************************************************************************
2611 get_user_info_8.
2612 *************************************************************************/
2613
2614 static NTSTATUS get_user_info_8(TALLOC_CTX *mem_ctx,
2615 struct samr_UserInfo8 *r,
2616 struct samu *pw)
2617 {
2618 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2619
2620 return NT_STATUS_OK;
2621 }
2622
2623 /*************************************************************************
2624 get_user_info_9. Only gives out primary group SID.
2625 *************************************************************************/
2626
2627 static NTSTATUS get_user_info_9(TALLOC_CTX *mem_ctx,
2628 struct samr_UserInfo9 *r,
2629 struct samu *smbpass)
2630 {
2631 r->primary_gid = pdb_get_group_rid(smbpass);
2632
2633 return NT_STATUS_OK;
2634 }
2635
2636 /*************************************************************************
2637 get_user_info_10.
2638 *************************************************************************/
2639
2640 static NTSTATUS get_user_info_10(TALLOC_CTX *mem_ctx,
2641 struct samr_UserInfo10 *r,
2642 struct samu *pw)
2643 {
2644 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2645 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2646
2647 return NT_STATUS_OK;
2648 }
2649
2650 /*************************************************************************
2651 get_user_info_11.
2652 *************************************************************************/
2653
2654 static NTSTATUS get_user_info_11(TALLOC_CTX *mem_ctx,
2655 struct samr_UserInfo11 *r,
2656 struct samu *pw)
2657 {
2658 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2659
2660 return NT_STATUS_OK;
2661 }
2662
2663 /*************************************************************************
2664 get_user_info_12.
2665 *************************************************************************/
2666
2667 static NTSTATUS get_user_info_12(TALLOC_CTX *mem_ctx,
2668 struct samr_UserInfo12 *r,
2669 struct samu *pw)
2670 {
2671 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2672
2673 return NT_STATUS_OK;
2674 }
2675
2676 /*************************************************************************
2677 get_user_info_13.
2678 *************************************************************************/
2679
2680 static NTSTATUS get_user_info_13(TALLOC_CTX *mem_ctx,
2681 struct samr_UserInfo13 *r,
2682 struct samu *pw)
2683 {
2684 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2685
2686 return NT_STATUS_OK;
2687 }
2688
2689 /*************************************************************************
2690 get_user_info_14.
2691 *************************************************************************/
2692
2693 static NTSTATUS get_user_info_14(TALLOC_CTX *mem_ctx,
2694 struct samr_UserInfo14 *r,
2695 struct samu *pw)
2696 {
2697 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2698
2699 return NT_STATUS_OK;
2700 }
2701
2702 /*************************************************************************
2703 get_user_info_16. Safe. Only gives out acb bits.
2704 *************************************************************************/
2705
2706 static NTSTATUS get_user_info_16(TALLOC_CTX *mem_ctx,
2707 struct samr_UserInfo16 *r,
2708 struct samu *smbpass)
2709 {
2710 r->acct_flags = pdb_get_acct_ctrl(smbpass);
2711
2712 return NT_STATUS_OK;
2713 }
2714
2715 /*************************************************************************
2716 get_user_info_17.
2717 *************************************************************************/
2718
2719 static NTSTATUS get_user_info_17(TALLOC_CTX *mem_ctx,
2720 struct samr_UserInfo17 *r,
2721 struct samu *pw)
2722 {
2723 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2724
2725 return NT_STATUS_OK;
2726 }
2727
2728 /*************************************************************************
2729 get_user_info_18. OK - this is the killer as it gives out password info.
2730 Ensure that this is only allowed on an encrypted connection with a root
2731 user. JRA.
2732 *************************************************************************/
2733
2734 static NTSTATUS get_user_info_18(pipes_struct *p,
2735 TALLOC_CTX *mem_ctx,
2736 struct samr_UserInfo18 *r,
2737 DOM_SID *user_sid)
2738 {
2739 struct samu *smbpass=NULL;
2740 bool ret;
2741
2742 ZERO_STRUCTP(r);
2743
2744 if (p->auth.auth_type != PIPE_AUTH_TYPE_NTLMSSP || p->auth.auth_type != PIPE_AUTH_TYPE_SPNEGO_NTLMSSP) {
2745 return NT_STATUS_ACCESS_DENIED;
2746 }
2747
2748 if (p->auth.auth_level != DCERPC_AUTH_LEVEL_PRIVACY) {
2749 return NT_STATUS_ACCESS_DENIED;
2750 }
2751
2752 /*
2753 * Do *NOT* do become_root()/unbecome_root() here ! JRA.
2754 */
2755
2756 if ( !(smbpass = samu_new( mem_ctx )) ) {
2757 return NT_STATUS_NO_MEMORY;
2758 }
2759
2760 ret = pdb_getsampwsid(smbpass, user_sid);
2761
2762 if (ret == False) {
2763 DEBUG(4, ("User %s not found\n", sid_string_dbg(user_sid)));
2764 TALLOC_FREE(smbpass);
2765 return (geteuid() == sec_initial_uid()) ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED;
2766 }
2767
2768 DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) ));
2769
2770 if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) {
2771 TALLOC_FREE(smbpass);
2772 return NT_STATUS_ACCOUNT_DISABLED;
2773 }
2774
2775 r->lm_pwd_active = true;
2776 r->nt_pwd_active = true;
2777 memcpy(r->lm_pwd.hash, pdb_get_lanman_passwd(smbpass), 16);
2778 memcpy(r->nt_pwd.hash, pdb_get_nt_passwd(smbpass), 16);
2779 r->password_expired = 0; /* FIXME */
2780
2781 TALLOC_FREE(smbpass);
2782
2783 return NT_STATUS_OK;
2784 }
2785
2786 /*************************************************************************
2787 get_user_info_20
2788 *************************************************************************/
2789
2790 static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx,
2791 struct samr_UserInfo20 *r,
2792 struct samu *sampass)
2793 {
2794 const char *munged_dial = NULL;
2795 DATA_BLOB blob;
2796 NTSTATUS status;
2797 struct lsa_BinaryString *parameters = NULL;
2798
2799 ZERO_STRUCTP(r);
2800
2801 munged_dial = pdb_get_munged_dial(sampass);
2802
2803 DEBUG(3,("User:[%s] has [%s] (length: %d)\n", pdb_get_username(sampass),
2804 munged_dial, (int)strlen(munged_dial)));
2805
2806 if (munged_dial) {
2807 blob = base64_decode_data_blob(munged_dial);
2808 } else {
2809 blob = data_blob_string_const_null("");
2810 }
2811
2812 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2813 data_blob_free(&blob);
2814 if (!NT_STATUS_IS_OK(status)) {
2815 return status;
2816 }
2817
2818 r->parameters = *parameters;
2819
2820 return NT_STATUS_OK;
2821 }
2822
2823
2824 /*************************************************************************
2825 get_user_info_21
2826 *************************************************************************/
2827
2828 static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx,
2829 struct samr_UserInfo21 *r,
2830 struct samu *pw,
2831 DOM_SID *domain_sid,
2832 uint32_t acc_granted)
2833 {
2834 NTSTATUS status;
2835 const DOM_SID *sid_user, *sid_group;
2836 uint32_t rid, primary_gid;
2837 NTTIME force_password_change;
2838 time_t must_change_time;
2839 struct lsa_BinaryString *parameters = NULL;
2840 const char *munged_dial = NULL;
2841 DATA_BLOB blob;
2842
2843 ZERO_STRUCTP(r);
2844
2845 sid_user = pdb_get_user_sid(pw);
2846
2847 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2848 DEBUG(0, ("get_user_info_21: User %s has SID %s, \nwhich conflicts with "
2849 "the domain sid %s. Failing operation.\n",
2850 pdb_get_username(pw), sid_string_dbg(sid_user),
2851 sid_string_dbg(domain_sid)));
2852 return NT_STATUS_UNSUCCESSFUL;
2853 }
2854
2855 become_root();
2856 sid_group = pdb_get_group_sid(pw);
2857 unbecome_root();
2858
2859 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2860 DEBUG(0, ("get_user_info_21: User %s has Primary Group SID %s, \n"
2861 "which conflicts with the domain sid %s. Failing operation.\n",
2862 pdb_get_username(pw), sid_string_dbg(sid_group),
2863 sid_string_dbg(domain_sid)));
2864 return NT_STATUS_UNSUCCESSFUL;
2865 }
2866
2867 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2868 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2869 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2870 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2871 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2872
2873 must_change_time = pdb_get_pass_must_change_time(pw);
2874 if (must_change_time == get_time_t_max()) {
2875 unix_to_nt_time_abs(&force_password_change, must_change_time);
2876 } else {
2877 unix_to_nt_time(&force_password_change, must_change_time);
2878 }
2879
2880 munged_dial = pdb_get_munged_dial(pw);
2881 if (munged_dial) {
2882 blob = base64_decode_data_blob(munged_dial);
2883 } else {
2884 blob = data_blob_string_const_null("");
2885 }
2886
2887 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2888 data_blob_free(&blob);
2889 if (!NT_STATUS_IS_OK(status)) {
2890 return status;
2891 }
2892
2893 r->force_password_change = force_password_change;
2894
2895 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2896 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2897 r->home_directory.string = talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2898 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2899 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2900 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2901 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2902 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2903 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2904
2905 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2906 r->parameters = *parameters;
2907 r->rid = rid;
2908 r->primary_gid = primary_gid;
2909 r->acct_flags = pdb_get_acct_ctrl(pw);
2910 r->bad_password_count = pdb_get_bad_password_count(pw);
2911 r->logon_count = pdb_get_logon_count(pw);
2912 r->fields_present = pdb_build_fields_present(pw);
2913 r->password_expired = (pdb_get_pass_must_change_time(pw) == 0) ?
2914 PASS_MUST_CHANGE_AT_NEXT_LOGON : 0;
2915 r->country_code = 0;
2916 r->code_page = 0;
2917 r->lm_password_set = 0;
2918 r->nt_password_set = 0;
2919
2920 #if 0
2921
2922 /*
2923 Look at a user on a real NT4 PDC with usrmgr, press
2924 'ok'. Then you will see that fields_present is set to
2925 0x08f827fa. Look at the user immediately after that again,
2926 and you will see that 0x00fffff is returned. This solves
2927 the problem that you get access denied after having looked
2928 at the user.
2929 -- Volker
2930 */
2931
2932 #endif
2933
2934
2935 return NT_STATUS_OK;
2936 }
2937
2938 /*******************************************************************
2939 _samr_QueryUserInfo
2940 ********************************************************************/
2941
2942 NTSTATUS _samr_QueryUserInfo(pipes_struct *p,
2943 struct samr_QueryUserInfo *r)
2944 {
2945 NTSTATUS status;
2946 union samr_UserInfo *user_info = NULL;
2947 struct samr_user_info *uinfo;
2948 DOM_SID domain_sid;
2949 uint32 rid;
2950 bool ret = false;
2951 struct samu *pwd = NULL;
2952 uint32_t acc_required, acc_granted;
2953
2954 switch (r->in.level) {
2955 case 1: /* UserGeneralInformation */
2956 /* USER_READ_GENERAL */
2957 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC;
2958 break;
2959 case 2: /* UserPreferencesInformation */
2960 /* USER_READ_PREFERENCES | USER_READ_GENERAL */
2961 acc_required = SAMR_USER_ACCESS_GET_LOCALE |
2962 SAMR_USER_ACCESS_GET_NAME_ETC;
2963 break;
2964 case 3: /* UserLogonInformation */
2965 /* USER_READ_GENERAL | USER_READ_PREFERENCES | USER_READ_LOGON | USER_READ_ACCOUNT */
2966 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC |
2967 SAMR_USER_ACCESS_GET_LOCALE |
2968 SAMR_USER_ACCESS_GET_LOGONINFO |
2969 SAMR_USER_ACCESS_GET_ATTRIBUTES;
2970 break;
2971 case 4: /* UserLogonHoursInformation */
2972 /* USER_READ_LOGON */
2973 acc_required = SAMR_USER_ACCESS_GET_LOGONINFO;
2974 break;
2975 case 5: /* UserAccountInformation */
2976 /* USER_READ_GENERAL | USER_READ_PREFERENCES | USER_READ_LOGON | USER_READ_ACCOUNT */
2977 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC |
2978 SAMR_USER_ACCESS_GET_LOCALE |
2979 SAMR_USER_ACCESS_GET_LOGONINFO |
2980 SAMR_USER_ACCESS_GET_ATTRIBUTES;
2981 break;
2982 case 6: /* UserNameInformation */
2983 case 7: /* UserAccountNameInformation */
2984 case 8: /* UserFullNameInformation */
2985 case 9: /* UserPrimaryGroupInformation */
2986 case 13: /* UserAdminCommentInformation */
2987 /* USER_READ_GENERAL */
2988 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC;
2989 break;
2990 case 10: /* UserHomeInformation */
2991 case 11: /* UserScriptInformation */
2992 case 12: /* UserProfileInformation */
2993 case 14: /* UserWorkStationsInformation */
2994 /* USER_READ_LOGON */
2995 acc_required = SAMR_USER_ACCESS_GET_LOGONINFO;
2996 break;
2997 case 16: /* UserControlInformation */
2998 case 17: /* UserExpiresInformation */
2999 case 20: /* UserParametersInformation */
3000 /* USER_READ_ACCOUNT */
3001 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
3002 break;
3003 case 21: /* UserAllInformation */
3004 /* FIXME! - gd */
3005 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
3006 break;
3007 case 18: /* UserInternal1Information */
3008 /* FIXME! - gd */
3009 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
3010 break;
3011 case 23: /* UserInternal4Information */
3012 case 24: /* UserInternal4InformationNew */
3013 case 25: /* UserInternal4InformationNew */
3014 case 26: /* UserInternal5InformationNew */
3015 default:
3016 return NT_STATUS_INVALID_INFO_CLASS;
3017 break;
3018 }
3019
3020 uinfo = policy_handle_find(p, r->in.user_handle,
3021 acc_required, &acc_granted,
3022 struct samr_user_info, &status);
3023 if (!NT_STATUS_IS_OK(status)) {
3024 return status;
3025 }
3026
3027 domain_sid = uinfo->sid;
3028
3029 sid_split_rid(&domain_sid, &rid);
3030
3031 if (!sid_check_is_in_our_domain(&uinfo->sid))
3032 return NT_STATUS_OBJECT_TYPE_MISMATCH;
3033
3034 DEBUG(5,("_samr_QueryUserInfo: sid:%s\n",
3035 sid_string_dbg(&uinfo->sid)));
3036
3037 user_info = TALLOC_ZERO_P(p->mem_ctx, union samr_UserInfo);
3038 if (!user_info) {
3039 return NT_STATUS_NO_MEMORY;
3040 }
3041
3042 DEBUG(5,("_samr_QueryUserInfo: user info level: %d\n", r->in.level));
3043
3044 if (!(pwd = samu_new(p->mem_ctx))) {
3045 return NT_STATUS_NO_MEMORY;
3046 }
3047
3048 become_root();
3049 ret = pdb_getsampwsid(pwd, &uinfo->sid);
3050 unbecome_root();
3051
3052 if (ret == false) {
3053 DEBUG(4,("User %s not found\n", sid_string_dbg(&uinfo->sid)));
3054 TALLOC_FREE(pwd);
3055 return NT_STATUS_NO_SUCH_USER;
3056 }
3057
3058 DEBUG(3,("User:[%s]\n", pdb_get_username(pwd)));
3059
3060 samr_clear_sam_passwd(pwd);
3061
3062 switch (r->in.level) {
3063 case 1:
3064 status = get_user_info_1(p->mem_ctx, &user_info->info1, pwd, &domain_sid);
3065 break;
3066 case 2:
3067 status = get_user_info_2(p->mem_ctx, &user_info->info2, pwd);
3068 break;
3069 case 3:
3070 status = get_user_info_3(p->mem_ctx, &user_info->info3, pwd, &domain_sid);
3071 break;
3072 case 4:
3073 status = get_user_info_4(p->mem_ctx, &user_info->info4, pwd);
3074 break;
3075 case 5:
3076 status = get_user_info_5(p->mem_ctx, &user_info->info5, pwd, &domain_sid);
3077 break;
3078 case 6:
3079 status = get_user_info_6(p->mem_ctx, &user_info->info6, pwd);
3080 break;
3081 case 7:
3082 status = get_user_info_7(p->mem_ctx, &user_info->info7, pwd);
3083 break;
3084 case 8:
3085 status = get_user_info_8(p->mem_ctx, &user_info->info8, pwd);
3086 break;
3087 case 9:
3088 status = get_user_info_9(p->mem_ctx, &user_info->info9, pwd);
3089 break;
3090 case 10:
3091 status = get_user_info_10(p->mem_ctx, &user_info->info10, pwd);
3092 break;
3093 case 11:
3094 status = get_user_info_11(p->mem_ctx, &user_info->info11, pwd);
3095 break;
3096 case 12:
3097 status = get_user_info_12(p->mem_ctx, &user_info->info12, pwd);
3098 break;
3099 case 13:
3100 status = get_user_info_13(p->mem_ctx, &user_info->info13, pwd);
3101 break;
3102 case 14:
3103 status = get_user_info_14(p->mem_ctx, &user_info->info14, pwd);
3104 break;
3105 case 16:
3106 status = get_user_info_16(p->mem_ctx, &user_info->info16, pwd);
3107 break;
3108 case 17:
3109 status = get_user_info_17(p->mem_ctx, &user_info->info17, pwd);
3110 break;
3111 case 18:
3112 /* level 18 is special */
3113 status = get_user_info_18(p, p->mem_ctx, &user_info->info18,
3114 &uinfo->sid);
3115 break;
3116 case 20:
3117 status = get_user_info_20(p->mem_ctx, &user_info->info20, pwd);
3118 break;
3119 case 21:
3120 status = get_user_info_21(p->mem_ctx, &user_info->info21, pwd, &domain_sid, acc_granted);
3121 break;
3122 default:
3123 status = NT_STATUS_INVALID_INFO_CLASS;
3124 break;
3125 }
3126
3127 if (!NT_STATUS_IS_OK(status)) {
3128 goto done;
3129 }
3130
3131 *r->out.info = user_info;
3132
3133 done:
3134 TALLOC_FREE(pwd);
3135
3136 DEBUG(5,("_samr_QueryUserInfo: %d\n", __LINE__));
3137
3138 return status;
3139 }
3140
3141 /****************************************************************
3142 ****************************************************************/
3143
3144 NTSTATUS _samr_QueryUserInfo2(pipes_struct *p,
3145 struct samr_QueryUserInfo2 *r)
3146 {
3147 struct samr_QueryUserInfo u;
3148
3149 u.in.user_handle = r->in.user_handle;
3150 u.in.level = r->in.level;
3151 u.out.info = r->out.info;
3152
3153 return _samr_QueryUserInfo(p, &u);
3154 }
3155
3156 /*******************************************************************
3157 _samr_GetGroupsForUser
3158 ********************************************************************/
3159
3160 NTSTATUS _samr_GetGroupsForUser(pipes_struct *p,
3161 struct samr_GetGroupsForUser *r)
3162 {
3163 struct samr_user_info *uinfo;
3164 struct samu *sam_pass=NULL;
3165 DOM_SID *sids;
3166 struct samr_RidWithAttribute dom_gid;
3167 struct samr_RidWithAttribute *gids = NULL;
3168 uint32 primary_group_rid;
3169 size_t num_groups = 0;
3170 gid_t *unix_gids;
3171 size_t i, num_gids;
3172 bool ret;
3173 NTSTATUS result;
3174 bool success = False;
3175
3176 struct samr_RidWithAttributeArray *rids = NULL;
3177
3178 /*
3179 * from the SID in the request:
3180 * we should send back the list of DOMAIN GROUPS
3181 * the user is a member of
3182 *
3183 * and only the DOMAIN GROUPS
3184 * no ALIASES !!! neither aliases of the domain
3185 * nor aliases of the builtin SID
3186 *
3187 * JFM, 12/2/2001
3188 */
3189
3190 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
3191
3192 uinfo = policy_handle_find(p, r->in.user_handle,
3193 SAMR_USER_ACCESS_GET_GROUPS, NULL,
3194 struct samr_user_info, &result);
3195 if (!NT_STATUS_IS_OK(result)) {
3196 return result;
3197 }
3198
3199 rids = TALLOC_ZERO_P(p->mem_ctx, struct samr_RidWithAttributeArray);
3200 if (!rids) {
3201 return NT_STATUS_NO_MEMORY;
3202 }
3203
3204 if (!sid_check_is_in_our_domain(&uinfo->sid))
3205 return NT_STATUS_OBJECT_TYPE_MISMATCH;
3206
3207 if ( !(sam_pass = samu_new( p->mem_ctx )) ) {
3208 return NT_STATUS_NO_MEMORY;
3209 }
3210
3211 become_root();
3212 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
3213 unbecome_root();
3214
3215 if (!ret) {
3216 DEBUG(10, ("pdb_getsampwsid failed for %s\n",
3217 sid_string_dbg(&uinfo->sid)));
3218 return NT_STATUS_NO_SUCH_USER;
3219 }
3220
3221 sids = NULL;
3222
3223 /* make both calls inside the root block */
3224 become_root();
3225 result = pdb_enum_group_memberships(p->mem_ctx, sam_pass,
3226 &sids, &unix_gids, &num_groups);
3227 if ( NT_STATUS_IS_OK(result) ) {
3228 success = sid_peek_check_rid(get_global_sam_sid(),
3229 pdb_get_group_sid(sam_pass),
3230 &primary_group_rid);
3231 }
3232 unbecome_root();
3233
3234 if (!NT_STATUS_IS_OK(result)) {
3235 DEBUG(10, ("pdb_enum_group_memberships failed for %s\n",
3236 sid_string_dbg(&uinfo->sid)));
3237 return result;
3238 }
3239
3240 if ( !success ) {
3241 DEBUG(5, ("Group sid %s for user %s not in our domain\n",
3242 sid_string_dbg(pdb_get_group_sid(sam_pass)),
3243 pdb_get_username(sam_pass)));
3244 TALLOC_FREE(sam_pass);
3245 return NT_STATUS_INTERNAL_DB_CORRUPTION;
3246 }
3247
3248 gids = NULL;
3249 num_gids = 0;
3250
3251 dom_gid.attributes = (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT|
3252 SE_GROUP_ENABLED);
3253 dom_gid.rid = primary_group_rid;
3254 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
3255
3256 for (i=0; i<num_groups; i++) {
3257
3258 if (!sid_peek_check_rid(get_global_sam_sid(),
3259 &(sids[i]), &dom_gid.rid)) {
3260 DEBUG(10, ("Found sid %s not in our domain\n",
3261 sid_string_dbg(&sids[i])));
3262 continue;
3263 }
3264
3265 if (dom_gid.rid == primary_group_rid) {
3266 /* We added the primary group directly from the
3267 * sam_account. The other SIDs are unique from
3268 * enum_group_memberships */
3269 continue;
3270 }
3271
3272 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
3273 }
3274
3275 rids->count = num_gids;
3276 rids->rids = gids;
3277
3278 *r->out.rids = rids;
3279
3280 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
3281
3282 return result;
3283 }
3284
3285 /*******************************************************************
3286 ********************************************************************/
3287
3288 static uint32_t samr_get_server_role(void)
3289 {
3290 uint32_t role = ROLE_DOMAIN_PDC;
3291
3292 if (lp_server_role() == ROLE_DOMAIN_BDC) {
3293 role = ROLE_DOMAIN_BDC;
3294 }
3295
3296 return role;
3297 }
3298
3299 /*******************************************************************
3300 ********************************************************************/
3301
3302 static NTSTATUS query_dom_info_1(TALLOC_CTX *mem_ctx,
3303 struct samr_DomInfo1 *r)
3304 {
3305 uint32_t account_policy_temp;
3306 time_t u_expire, u_min_age;
3307
3308 become_root();
3309
3310 /* AS ROOT !!! */
3311
3312 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN, &account_policy_temp);
3313 r->min_password_length = account_policy_temp;
3314
3315 pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &account_policy_temp);
3316 r->password_history_length = account_policy_temp;
3317
3318 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
3319 &r->password_properties);
3320
3321 pdb_get_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, &account_policy_temp);
3322 u_expire = account_policy_temp;
3323
3324 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, &account_policy_temp);
3325 u_min_age = account_policy_temp;
3326
3327 /* !AS ROOT */
3328
3329 unbecome_root();
3330
3331 unix_to_nt_time_abs((NTTIME *)&r->max_password_age, u_expire);
3332 unix_to_nt_time_abs((NTTIME *)&r->min_password_age, u_min_age);
3333
3334 if (lp_check_password_script() && *lp_check_password_script()) {
3335 r->password_properties |= DOMAIN_PASSWORD_COMPLEX;
3336 }
3337
3338 return NT_STATUS_OK;
3339 }
3340
3341 /*******************************************************************
3342 ********************************************************************/
3343
3344 static NTSTATUS query_dom_info_2(TALLOC_CTX *mem_ctx,
3345 struct samr_DomGeneralInformation *r,
3346 struct samr_domain_info *dinfo)
3347 {
3348 uint32_t u_logout;
3349 time_t seq_num;
3350
3351 become_root();
3352
3353 /* AS ROOT !!! */
3354
3355 r->num_users = count_sam_users(dinfo->disp_info, ACB_NORMAL);
3356 r->num_groups = count_sam_groups(dinfo->disp_info);
3357 r->num_aliases = count_sam_aliases(dinfo->disp_info);
3358
3359 pdb_get_account_policy(PDB_POLICY_TIME_TO_LOGOUT, &u_logout);
3360
3361 unix_to_nt_time_abs(&r->force_logoff_time, u_logout);
3362
3363 if (!pdb_get_seq_num(&seq_num)) {
3364 seq_num = time(NULL);
3365 }
3366
3367 /* !AS ROOT */
3368
3369 unbecome_root();
3370
3371 r->oem_information.string = lp_serverstring();
3372 r->domain_name.string = lp_workgroup();
3373 r->primary.string = global_myname();
3374 r->sequence_num = seq_num;
3375 r->domain_server_state = DOMAIN_SERVER_ENABLED;
3376 r->role = samr_get_server_role();
3377 r->unknown3 = 1;
3378
3379 return NT_STATUS_OK;
3380 }
3381
3382 /*******************************************************************
3383 ********************************************************************/
3384
3385 static NTSTATUS query_dom_info_3(TALLOC_CTX *mem_ctx,
3386 struct samr_DomInfo3 *r)
3387 {
3388 uint32_t u_logout;
3389
3390 become_root();
3391
3392 /* AS ROOT !!! */
3393
3394 {
3395 uint32_t ul;
3396 pdb_get_account_policy(PDB_POLICY_TIME_TO_LOGOUT, &ul);
3397 u_logout = (time_t)ul;
3398 }
3399
3400 /* !AS ROOT */
3401
3402 unbecome_root();
3403
3404 unix_to_nt_time_abs(&r->force_logoff_time, u_logout);
3405
3406 return NT_STATUS_OK;
3407 }
3408
3409 /*******************************************************************
3410 ********************************************************************/
3411
3412 static NTSTATUS query_dom_info_4(TALLOC_CTX *mem_ctx,
3413 struct samr_DomOEMInformation *r)
3414 {
3415 r->oem_information.string = lp_serverstring();
3416
3417 return NT_STATUS_OK;
3418 }
3419
3420 /*******************************************************************
3421 ********************************************************************/
3422
3423 static NTSTATUS query_dom_info_5(TALLOC_CTX *mem_ctx,
3424 struct samr_DomInfo5 *r)
3425 {
3426 r->domain_name.string = get_global_sam_name();
3427
3428 return NT_STATUS_OK;
3429 }
3430
3431 /*******************************************************************
3432 ********************************************************************/
3433
3434 static NTSTATUS query_dom_info_6(TALLOC_CTX *mem_ctx,
3435 struct samr_DomInfo6 *r)
3436 {
3437 /* NT returns its own name when a PDC. win2k and later
3438 * only the name of the PDC if itself is a BDC (samba4
3439 * idl) */
3440 r->primary.string = global_myname();
3441
3442 return NT_STATUS_OK;
3443 }
3444
3445 /*******************************************************************
3446 ********************************************************************/
3447
3448 static NTSTATUS query_dom_info_7(TALLOC_CTX *mem_ctx,
3449 struct samr_DomInfo7 *r)
3450 {
3451 r->role = samr_get_server_role();
3452
3453 return NT_STATUS_OK;
3454 }
3455
3456 /*******************************************************************
3457 ********************************************************************/
3458
3459 static NTSTATUS query_dom_info_8(TALLOC_CTX *mem_ctx,
3460 struct samr_DomInfo8 *r)
3461 {
3462 time_t seq_num;
3463
3464 become_root();
3465
3466 /* AS ROOT !!! */
3467
3468 if (!pdb_get_seq_num(&seq_num)) {
3469 seq_num = time(NULL);
3470 }
3471
3472 /* !AS ROOT */
3473
3474 unbecome_root();
3475
3476 r->sequence_num = seq_num;
3477 r->domain_create_time = 0;
3478
3479 return NT_STATUS_OK;
3480 }
3481
3482 /*******************************************************************
3483 ********************************************************************/
3484
3485 static NTSTATUS query_dom_info_9(TALLOC_CTX *mem_ctx,
3486 struct samr_DomInfo9 *r)
3487 {
3488 r->domain_server_state = DOMAIN_SERVER_ENABLED;
3489
3490 return NT_STATUS_OK;
3491 }
3492
3493 /*******************************************************************
3494 ********************************************************************/
3495
3496 static NTSTATUS query_dom_info_11(TALLOC_CTX *mem_ctx,
3497 struct samr_DomGeneralInformation2 *r,
3498 struct samr_domain_info *dinfo)
3499 {
3500 NTSTATUS status;
3501 uint32_t account_policy_temp;
3502 time_t u_lock_duration, u_reset_time;
3503
3504 status = query_dom_info_2(mem_ctx, &r->general, dinfo);
3505 if (!NT_STATUS_IS_OK(status)) {
3506 return status;
3507 }
3508
3509 /* AS ROOT !!! */
3510
3511 become_root();
3512
3513 pdb_get_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, &account_policy_temp);
3514 u_lock_duration = account_policy_temp;
3515 if (u_lock_duration != -1) {
3516 u_lock_duration *= 60;
3517 }
3518
3519 pdb_get_account_policy(PDB_POLICY_RESET_COUNT_TIME, &account_policy_temp);
3520 u_reset_time = account_policy_temp * 60;
3521
3522 pdb_get_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
3523 r->lockout_threshold = account_policy_temp;
3524
3525 /* !AS ROOT */
3526
3527 unbecome_root();
3528
3529 unix_to_nt_time_abs(&r->lockout_duration, u_lock_duration);
3530 unix_to_nt_time_abs(&r->lockout_window, u_reset_time);
3531
3532 return NT_STATUS_OK;
3533 }
3534
3535 /*******************************************************************
3536 ********************************************************************/
3537
3538 static NTSTATUS query_dom_info_12(TALLOC_CTX *mem_ctx,
3539 struct samr_DomInfo12 *r)
3540 {
3541 uint32_t account_policy_temp;
3542 time_t u_lock_duration, u_reset_time;
3543
3544 become_root();
3545
3546 /* AS ROOT !!! */
3547
3548 pdb_get_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, &account_policy_temp);
3549 u_lock_duration = account_policy_temp;
3550 if (u_lock_duration != -1) {
3551 u_lock_duration *= 60;
3552 }
3553
3554 pdb_get_account_policy(PDB_POLICY_RESET_COUNT_TIME, &account_policy_temp);
3555 u_reset_time = account_policy_temp * 60;
3556
3557 pdb_get_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
3558 r->lockout_threshold = account_policy_temp;
3559
3560 /* !AS ROOT */
3561
3562 unbecome_root();
3563
3564 unix_to_nt_time_abs(&r->lockout_duration, u_lock_duration);
3565 unix_to_nt_time_abs(&r->lockout_window, u_reset_time);
3566
3567 return NT_STATUS_OK;
3568 }
3569
3570 /*******************************************************************
3571 ********************************************************************/
3572
3573 static NTSTATUS query_dom_info_13(TALLOC_CTX *mem_ctx,
3574 struct samr_DomInfo13 *r)
3575 {
3576 time_t seq_num;
3577
3578 become_root();
3579
3580 /* AS ROOT !!! */
3581
3582 if (!pdb_get_seq_num(&seq_num)) {
3583 seq_num = time(NULL);
3584 }
3585
3586 /* !AS ROOT */
3587
3588 unbecome_root();
3589
3590 r->sequence_num = seq_num;
3591 r->domain_create_time = 0;
3592 r->modified_count_at_last_promotion = 0;
3593
3594 return NT_STATUS_OK;
3595 }
3596
3597 /*******************************************************************
3598 _samr_QueryDomainInfo
3599 ********************************************************************/
3600
3601 NTSTATUS _samr_QueryDomainInfo(pipes_struct *p,
3602 struct samr_QueryDomainInfo *r)
3603 {
3604 NTSTATUS status = NT_STATUS_OK;
3605 struct samr_domain_info *dinfo;
3606 union samr_DomainInfo *dom_info;
3607
3608 uint32_t acc_required;
3609
3610 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
3611
3612 switch (r->in.level) {
3613 case 1: /* DomainPasswordInformation */
3614 case 12: /* DomainLockoutInformation */
3615 /* DOMAIN_READ_PASSWORD_PARAMETERS */
3616 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1;
3617 break;
3618 case 11: /* DomainGeneralInformation2 */
3619 /* DOMAIN_READ_PASSWORD_PARAMETERS |
3620 * DOMAIN_READ_OTHER_PARAMETERS */
3621 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1 |
3622 SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2;
3623 break;
3624 case 2: /* DomainGeneralInformation */
3625 case 3: /* DomainLogoffInformation */
3626 case 4: /* DomainOemInformation */
3627 case 5: /* DomainReplicationInformation */
3628 case 6: /* DomainReplicationInformation */
3629 case 7: /* DomainServerRoleInformation */
3630 case 8: /* DomainModifiedInformation */
3631 case 9: /* DomainStateInformation */
3632 case 10: /* DomainUasInformation */
3633 case 13: /* DomainModifiedInformation2 */
3634 /* DOMAIN_READ_OTHER_PARAMETERS */
3635 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2;
3636 break;
3637 default:
3638 return NT_STATUS_INVALID_INFO_CLASS;
3639 }
3640
3641 dinfo = policy_handle_find(p, r->in.domain_handle,
3642 acc_required, NULL,
3643 struct samr_domain_info, &status);
3644 if (!NT_STATUS_IS_OK(status)) {
3645 return status;
3646 }
3647
3648 dom_info = TALLOC_ZERO_P(p->mem_ctx, union samr_DomainInfo);
3649 if (!dom_info) {
3650 return NT_STATUS_NO_MEMORY;
3651 }
3652
3653 switch (r->in.level) {
3654 case 1:
3655 status = query_dom_info_1(p->mem_ctx, &dom_info->info1);
3656 break;
3657 case 2:
3658 status = query_dom_info_2(p->mem_ctx, &dom_info->general, dinfo);
3659 break;
3660 case 3:
3661 status = query_dom_info_3(p->mem_ctx, &dom_info->info3);
3662 break;
3663 case 4:
3664 status = query_dom_info_4(p->mem_ctx, &dom_info->oem);
3665 break;
3666 case 5:
3667 status = query_dom_info_5(p->mem_ctx, &dom_info->info5);
3668 break;
3669 case 6:
3670 status = query_dom_info_6(p->mem_ctx, &dom_info->info6);
3671 break;
3672 case 7:
3673 status = query_dom_info_7(p->mem_ctx, &dom_info->info7);
3674 break;
3675 case 8:
3676 status = query_dom_info_8(p->mem_ctx, &dom_info->info8);
3677 break;
3678 case 9:
3679 status = query_dom_info_9(p->mem_ctx, &dom_info->info9);
3680 break;
3681 case 11:
3682 status = query_dom_info_11(p->mem_ctx, &dom_info->general2, dinfo);
3683 break;
3684 case 12:
3685 status = query_dom_info_12(p->mem_ctx, &dom_info->info12);
3686 break;
3687 case 13:
3688 status = query_dom_info_13(p->mem_ctx, &dom_info->info13);
3689 break;
3690 default:
3691 return NT_STATUS_INVALID_INFO_CLASS;
3692 }
3693
3694 if (!NT_STATUS_IS_OK(status)) {
3695 return status;
3696 }
3697
3698 *r->out.info = dom_info;
3699
3700 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
3701
3702 return status;
3703 }
3704
3705 /* W2k3 seems to use the same check for all 3 objects that can be created via
3706 * SAMR, if you try to create for example "Dialup" as an alias it says
3707 * "NT_STATUS_USER_EXISTS". This is racy, but we can't really lock the user
3708 * database. */
3709
3710 static NTSTATUS can_create(TALLOC_CTX *mem_ctx, const char *new_name)
3711 {
3712 enum lsa_SidType type;
3713 bool result;
3714
3715 DEBUG(10, ("Checking whether [%s] can be created\n", new_name));
3716
3717 become_root();
3718 /* Lookup in our local databases (LOOKUP_NAME_REMOTE not set)
3719 * whether the name already exists */
3720 result = lookup_name(mem_ctx, new_name, LOOKUP_NAME_LOCAL,
3721 NULL, NULL, NULL, &type);
3722 unbecome_root();
3723
3724 if (!result) {
3725 DEBUG(10, ("%s does not exist, can create it\n", new_name));
3726 return NT_STATUS_OK;
3727 }
3728
3729 DEBUG(5, ("trying to create %s, exists as %s\n",
3730 new_name, sid_type_lookup(type)));
3731
3732 if (type == SID_NAME_DOM_GRP) {
3733 return NT_STATUS_GROUP_EXISTS;
3734 }
3735 if (type == SID_NAME_ALIAS) {
3736 return NT_STATUS_ALIAS_EXISTS;
3737 }
3738
3739 /* Yes, the default is NT_STATUS_USER_EXISTS */
3740 return NT_STATUS_USER_EXISTS;
3741 }
3742
3743 /*******************************************************************
3744 _samr_CreateUser2
3745 ********************************************************************/
3746
3747 NTSTATUS _samr_CreateUser2(pipes_struct *p,
3748 struct samr_CreateUser2 *r)
3749 {
3750 const char *account = NULL;
3751 DOM_SID sid;
3752 uint32_t acb_info = r->in.acct_flags;
3753 struct samr_domain_info *dinfo;
3754 struct samr_user_info *uinfo;
3755 NTSTATUS nt_status;
3756 uint32 acc_granted;
3757 struct security_descriptor *psd;
3758 size_t sd_size;
3759 /* check this, when giving away 'add computer to domain' privs */
3760 uint32 des_access = GENERIC_RIGHTS_USER_ALL_ACCESS;
3761 bool can_add_account = False;
3762 SE_PRIV se_rights;
3763
3764 dinfo = policy_handle_find(p, r->in.domain_handle,
3765 SAMR_DOMAIN_ACCESS_CREATE_USER, NULL,
3766 struct samr_domain_info, &nt_status);
3767 if (!NT_STATUS_IS_OK(nt_status)) {
3768 return nt_status;
3769 }
3770
3771 if (sid_check_is_builtin(&dinfo->sid)) {
3772 DEBUG(5,("_samr_CreateUser2: Refusing user create in BUILTIN\n"));
3773 return NT_STATUS_ACCESS_DENIED;
3774 }
3775
3776 if (!(acb_info == ACB_NORMAL || acb_info == ACB_DOMTRUST ||
3777 acb_info == ACB_WSTRUST || acb_info == ACB_SVRTRUST)) {
3778 /* Match Win2k, and return NT_STATUS_INVALID_PARAMETER if
3779 this parameter is not an account type */
3780 return NT_STATUS_INVALID_PARAMETER;
3781 }
3782
3783 account = r->in.account_name->string;
3784 if (account == NULL) {
3785 return NT_STATUS_NO_MEMORY;
3786 }
3787
3788 nt_status = can_create(p->mem_ctx, account);
3789 if (!NT_STATUS_IS_OK(nt_status)) {
3790 return nt_status;
3791 }
3792
3793 /* determine which user right we need to check based on the acb_info */
3794
3795 if (geteuid() == sec_initial_uid()) {
3796 se_priv_copy(&se_rights, &se_priv_none);
3797 can_add_account = true;
3798 } else if (acb_info & ACB_WSTRUST) {
3799 se_priv_copy(&se_rights, &se_machine_account);
3800 can_add_account = user_has_privileges(
3801 p->server_info->ptok, &se_rights );
3802 } else if (acb_info & ACB_NORMAL &&
3803 (account[strlen(account)-1] != '$')) {
3804 /* usrmgr.exe (and net rpc trustdom grant) creates a normal user
3805 account for domain trusts and changes the ACB flags later */
3806 se_priv_copy(&se_rights, &se_add_users);
3807 can_add_account = user_has_privileges(
3808 p->server_info->ptok, &se_rights );
3809 } else if (lp_enable_privileges()) {
3810 /* implicit assumption of a BDC or domain trust account here
3811 * (we already check the flags earlier) */
3812 /* only Domain Admins can add a BDC or domain trust */
3813 se_priv_copy(&se_rights, &se_priv_none);
3814 can_add_account = nt_token_check_domain_rid(
3815 p->server_info->ptok,
3816 DOMAIN_RID_ADMINS );
3817 }
3818
3819 DEBUG(5, ("_samr_CreateUser2: %s can add this account : %s\n",
3820 uidtoname(p->server_info->utok.uid),
3821 can_add_account ? "True":"False" ));
3822
3823 if (!can_add_account) {
3824 return NT_STATUS_ACCESS_DENIED;
3825 }
3826
3827 /********** BEGIN Admin BLOCK **********/
3828
3829 become_root();
3830 nt_status = pdb_create_user(p->mem_ctx, account, acb_info,
3831 r->out.rid);
3832 unbecome_root();
3833
3834 /********** END Admin BLOCK **********/
3835
3836 /* now check for failure */
3837
3838 if ( !NT_STATUS_IS_OK(nt_status) )
3839 return nt_status;
3840
3841 /* Get the user's SID */
3842
3843 sid_compose(&sid, get_global_sam_sid(), *r->out.rid);
3844
3845 map_max_allowed_access(p->server_info->ptok,
3846 &p->server_info->utok,
3847 &des_access);
3848
3849 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping,
3850 &sid, SAMR_USR_RIGHTS_WRITE_PW);
3851 se_map_generic(&des_access, &usr_generic_mapping);
3852
3853 /*
3854 * JRA - TESTME. We just created this user so we
3855 * had rights to create them. Do we need to check
3856 * any further access on this object ? Can't we
3857 * just assume we have all the rights we need ?
3858 */
3859
3860 nt_status = access_check_object(psd, p->server_info->ptok,
3861 &se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
3862 &acc_granted, "_samr_CreateUser2");
3863
3864 if ( !NT_STATUS_IS_OK(nt_status) ) {
3865 return nt_status;
3866 }
3867
3868 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
3869 struct samr_user_info, &nt_status);
3870 if (!NT_STATUS_IS_OK(nt_status)) {
3871 return nt_status;
3872 }
3873 uinfo->sid = sid;
3874
3875 /* After a "set" ensure we have no cached display info. */
3876 force_flush_samr_cache(&sid);
3877
3878 *r->out.access_granted = acc_granted;
3879
3880 return NT_STATUS_OK;
3881 }
3882
3883 /****************************************************************
3884 ****************************************************************/
3885
3886 NTSTATUS _samr_CreateUser(pipes_struct *p,
3887 struct samr_CreateUser *r)
3888 {
3889 struct samr_CreateUser2 c;
3890 uint32_t access_granted;
3891
3892 c.in.domain_handle = r->in.domain_handle;
3893 c.in.account_name = r->in.account_name;
3894 c.in.acct_flags = ACB_NORMAL;
3895 c.in.access_mask = r->in.access_mask;
3896 c.out.user_handle = r->out.user_handle;
3897 c.out.access_granted = &access_granted;
3898 c.out.rid = r->out.rid;
3899
3900 return _samr_CreateUser2(p, &c);
3901 }
3902
3903 /*******************************************************************
3904 _samr_Connect
3905 ********************************************************************/
3906
3907 NTSTATUS _samr_Connect(pipes_struct *p,
3908 struct samr_Connect *r)
3909 {
3910 struct samr_connect_info *info;
3911 uint32_t acc_granted;
3912 struct policy_handle hnd;
3913 uint32 des_access = r->in.access_mask;
3914 NTSTATUS status;
3915
3916 /* Access check */
3917
3918 if (!pipe_access_check(p)) {
3919 DEBUG(3, ("access denied to _samr_Connect\n"));
3920 return NT_STATUS_ACCESS_DENIED;
3921 }
3922
3923 /* don't give away the farm but this is probably ok. The SAMR_ACCESS_ENUM_DOMAINS
3924 was observed from a win98 client trying to enumerate users (when configured
3925 user level access control on shares) --jerry */
3926
3927 map_max_allowed_access(p->server_info->ptok,
3928 &p->server_info->utok,
3929 &des_access);
3930
3931 se_map_generic( &des_access, &sam_generic_mapping );
3932
3933 acc_granted = des_access & (SAMR_ACCESS_ENUM_DOMAINS
3934 |SAMR_ACCESS_LOOKUP_DOMAIN);
3935
3936 /* set up the SAMR connect_anon response */
3937
3938 info = policy_handle_create(p, &hnd, acc_granted,
3939 struct samr_connect_info,
3940 &status);
3941 if (!NT_STATUS_IS_OK(status)) {
3942 return status;
3943 }
3944
3945 *r->out.connect_handle = hnd;
3946 return NT_STATUS_OK;
3947 }
3948
3949 /*******************************************************************
3950 _samr_Connect2
3951 ********************************************************************/
3952
3953 NTSTATUS _samr_Connect2(pipes_struct *p,
3954 struct samr_Connect2 *r)
3955 {
3956 struct samr_connect_info *info = NULL;
3957 struct policy_handle hnd;
3958 struct security_descriptor *psd = NULL;
3959 uint32 acc_granted;
3960 uint32 des_access = r->in.access_mask;
3961 NTSTATUS nt_status;
3962 size_t sd_size;
3963 const char *fn = "_samr_Connect2";
3964
3965 switch (p->hdr_req.opnum) {
3966 case NDR_SAMR_CONNECT2:
3967 fn = "_samr_Connect2";
3968 break;
3969 case NDR_SAMR_CONNECT3:
3970 fn = "_samr_Connect3";
3971 break;
3972 case NDR_SAMR_CONNECT4:
3973 fn = "_samr_Connect4";
3974 break;
3975 case NDR_SAMR_CONNECT5:
3976 fn = "_samr_Connect5";
3977 break;
3978 }
3979
3980 DEBUG(5,("%s: %d\n", fn, __LINE__));
3981
3982 /* Access check */
3983
3984 if (!pipe_access_check(p)) {
3985 DEBUG(3, ("access denied to %s\n", fn));
3986 return NT_STATUS_ACCESS_DENIED;
3987 }
3988
3989 map_max_allowed_access(p->server_info->ptok,
3990 &p->server_info->utok,
3991 &des_access);
3992
3993 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
3994 se_map_generic(&des_access, &sam_generic_mapping);
3995
3996 nt_status = access_check_object(psd, p->server_info->ptok,
3997 NULL, 0, des_access, &acc_granted, fn);
3998
3999 if ( !NT_STATUS_IS_OK(nt_status) )
4000 return nt_status;
4001
4002 info = policy_handle_create(p, &hnd, acc_granted,
4003 struct samr_connect_info, &nt_status);
4004 if (!NT_STATUS_IS_OK(nt_status)) {
4005 return nt_status;
4006 }
4007
4008 DEBUG(5,("%s: %d\n", fn, __LINE__));
4009
4010 *r->out.connect_handle = hnd;
4011 return NT_STATUS_OK;
4012 }
4013
4014 /****************************************************************
4015 _samr_Connect3
4016 ****************************************************************/
4017
4018 NTSTATUS _samr_Connect3(pipes_struct *p,
4019 struct samr_Connect3 *r)
4020 {
4021 struct samr_Connect2 c;
4022
4023 c.in.system_name = r->in.system_name;
4024 c.in.access_mask = r->in.access_mask;
4025 c.out.connect_handle = r->out.connect_handle;
4026
4027 return _samr_Connect2(p, &c);
4028 }
4029
4030 /*******************************************************************
4031 _samr_Connect4
4032 ********************************************************************/
4033
4034 NTSTATUS _samr_Connect4(pipes_struct *p,
4035 struct samr_Connect4 *r)
4036 {
4037 struct samr_Connect2 c;
4038
4039 c.in.system_name = r->in.system_name;
4040 c.in.access_mask = r->in.access_mask;
4041 c.out.connect_handle = r->out.connect_handle;
4042
4043 return _samr_Connect2(p, &c);
4044 }
4045
4046 /*******************************************************************
4047 _samr_Connect5
4048 ********************************************************************/
4049
4050 NTSTATUS _samr_Connect5(pipes_struct *p,
4051 struct samr_Connect5 *r)
4052 {
4053 NTSTATUS status;
4054 struct samr_Connect2 c;
4055 struct samr_ConnectInfo1 info1;
4056
4057 info1.client_version = SAMR_CONNECT_AFTER_W2K;
4058 info1.unknown2 = 0;
4059
4060 c.in.system_name = r->in.system_name;
4061 c.in.access_mask = r->in.access_mask;
4062 c.out.connect_handle = r->out.connect_handle;
4063
4064 *r->out.level_out = 1;
4065
4066 status = _samr_Connect2(p, &c);
4067 if (!NT_STATUS_IS_OK(status)) {
4068 return status;
4069 }
4070
4071 r->out.info_out->info1 = info1;
4072
4073 return NT_STATUS_OK;
4074 }
4075
4076 /**********************************************************************
4077 _samr_LookupDomain
4078 **********************************************************************/
4079
4080 NTSTATUS _samr_LookupDomain(pipes_struct *p,
4081 struct samr_LookupDomain *r)
4082 {
4083 NTSTATUS status;
4084 struct samr_connect_info *info;
4085 const char *domain_name;
4086 DOM_SID *sid = NULL;
4087
4088 /* win9x user manager likes to use SAMR_ACCESS_ENUM_DOMAINS here.
4089 Reverted that change so we will work with RAS servers again */
4090
4091 info = policy_handle_find(p, r->in.connect_handle,
4092 SAMR_ACCESS_LOOKUP_DOMAIN, NULL,
4093 struct samr_connect_info,
4094 &status);
4095 if (!NT_STATUS_IS_OK(status)) {
4096 return status;
4097 }
4098
4099 domain_name = r->in.domain_name->string;
4100 if (!domain_name) {
4101 return NT_STATUS_INVALID_PARAMETER;
4102 }
4103
4104 sid = TALLOC_ZERO_P(p->mem_ctx, struct dom_sid2);
4105 if (!sid) {
4106 return NT_STATUS_NO_MEMORY;
4107 }
4108
4109 if (strequal(domain_name, builtin_domain_name())) {
4110 sid_copy(sid, &global_sid_Builtin);
4111 } else {
4112 if (!secrets_fetch_domain_sid(domain_name, sid)) {
4113 status = NT_STATUS_NO_SUCH_DOMAIN;
4114 }
4115 }
4116
4117 DEBUG(2,("Returning domain sid for domain %s -> %s\n", domain_name,
4118 sid_string_dbg(sid)));
4119
4120 *r->out.sid = sid;
4121
4122 return status;
4123 }
4124
4125 /**********************************************************************
4126 _samr_EnumDomains
4127 **********************************************************************/
4128
4129 NTSTATUS _samr_EnumDomains(pipes_struct *p,
4130 struct samr_EnumDomains *r)
4131 {
4132 NTSTATUS status;
4133 struct samr_connect_info *info;
4134 uint32_t num_entries = 2;
4135 struct samr_SamEntry *entry_array = NULL;
4136 struct samr_SamArray *sam;
4137
4138 info = policy_handle_find(p, r->in.connect_handle,
4139 SAMR_ACCESS_ENUM_DOMAINS, NULL,
4140 struct samr_connect_info, &status);
4141 if (!NT_STATUS_IS_OK(status)) {
4142 return status;
4143 }
4144
4145 sam = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
4146 if (!sam) {
4147 return NT_STATUS_NO_MEMORY;
4148 }
4149
4150 entry_array = TALLOC_ZERO_ARRAY(p->mem_ctx,
4151 struct samr_SamEntry,
4152 num_entries);
4153 if (!entry_array) {
4154 return NT_STATUS_NO_MEMORY;
4155 }
4156
4157 entry_array[0].idx = 0;
4158 init_lsa_String(&entry_array[0].name, get_global_sam_name());
4159
4160 entry_array[1].idx = 1;
4161 init_lsa_String(&entry_array[1].name, "Builtin");
4162
4163 sam->count = num_entries;
4164 sam->entries = entry_array;
4165
4166 *r->out.sam = sam;
4167 *r->out.num_entries = num_entries;
4168
4169 return status;
4170 }
4171
4172 /*******************************************************************
4173 _samr_OpenAlias
4174 ********************************************************************/
4175
4176 NTSTATUS _samr_OpenAlias(pipes_struct *p,
4177 struct samr_OpenAlias *r)
4178 {
4179 DOM_SID sid;
4180 uint32 alias_rid = r->in.rid;
4181 struct samr_alias_info *ainfo;
4182 struct samr_domain_info *dinfo;
4183 struct security_descriptor *psd = NULL;
4184 uint32 acc_granted;
4185 uint32 des_access = r->in.access_mask;
4186 size_t sd_size;
4187 NTSTATUS status;
4188 SE_PRIV se_rights;
4189
4190 dinfo = policy_handle_find(p, r->in.domain_handle,
4191 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
4192 struct samr_domain_info, &status);
4193 if (!NT_STATUS_IS_OK(status)) {
4194 return status;
4195 }
4196
4197 /* append the alias' RID to it */
4198
4199 if (!sid_compose(&sid, &dinfo->sid, alias_rid))
4200 return NT_STATUS_NO_SUCH_ALIAS;
4201
4202 /*check if access can be granted as requested by client. */
4203
4204 map_max_allowed_access(p->server_info->ptok,
4205 &p->server_info->utok,
4206 &des_access);
4207
4208 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &ali_generic_mapping, NULL, 0);
4209 se_map_generic(&des_access,&ali_generic_mapping);
4210
4211 se_priv_copy( &se_rights, &se_add_users );
4212
4213 status = access_check_object(psd, p->server_info->ptok,
4214 &se_rights, GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
4215 des_access, &acc_granted, "_samr_OpenAlias");
4216
4217 if ( !NT_STATUS_IS_OK(status) )
4218 return status;
4219
4220 {
4221 /* Check we actually have the requested alias */
4222 enum lsa_SidType type;
4223 bool result;
4224 gid_t gid;
4225
4226 become_root();
4227 result = lookup_sid(NULL, &sid, NULL, NULL, &type);
4228 unbecome_root();
4229
4230 if (!result || (type != SID_NAME_ALIAS)) {
4231 return NT_STATUS_NO_SUCH_ALIAS;
4232 }
4233
4234 /* make sure there is a mapping */
4235
4236 if ( !sid_to_gid( &sid, &gid ) ) {
4237 return NT_STATUS_NO_SUCH_ALIAS;
4238 }
4239
4240 }
4241
4242 ainfo = policy_handle_create(p, r->out.alias_handle, acc_granted,
4243 struct samr_alias_info, &status);
4244 if (!NT_STATUS_IS_OK(status)) {
4245 return status;
4246 }
4247 ainfo->sid = sid;
4248
4249 return NT_STATUS_OK;
4250 }
4251
4252 /*******************************************************************
4253 set_user_info_2
4254 ********************************************************************/
4255
4256 static NTSTATUS set_user_info_2(TALLOC_CTX *mem_ctx,
4257 struct samr_UserInfo2 *id2,
4258 struct samu *pwd)
4259 {
4260 if (id2 == NULL) {
4261 DEBUG(5,("set_user_info_2: NULL id2\n"));
4262 return NT_STATUS_ACCESS_DENIED;
4263 }
4264
4265 copy_id2_to_sam_passwd(pwd, id2);
4266
4267 return pdb_update_sam_account(pwd);
4268 }
4269
4270 /*******************************************************************
4271 set_user_info_4
4272 ********************************************************************/
4273
4274 static NTSTATUS set_user_info_4(TALLOC_CTX *mem_ctx,
4275 struct samr_UserInfo4 *id4,
4276 struct samu *pwd)
4277 {
4278 if (id4 == NULL) {
4279 DEBUG(5,("set_user_info_2: NULL id4\n"));
4280 return NT_STATUS_ACCESS_DENIED;
4281 }
4282
4283 copy_id4_to_sam_passwd(pwd, id4);
4284
4285 return pdb_update_sam_account(pwd);
4286 }
4287
4288 /*******************************************************************
4289 set_user_info_6
4290 ********************************************************************/
4291
4292 static NTSTATUS set_user_info_6(TALLOC_CTX *mem_ctx,
4293 struct samr_UserInfo6 *id6,
4294 struct samu *pwd)
4295 {
4296 if (id6 == NULL) {
4297 DEBUG(5,("set_user_info_6: NULL id6\n"));
4298 return NT_STATUS_ACCESS_DENIED;
4299 }
4300
4301 copy_id6_to_sam_passwd(pwd, id6);
4302
4303 return pdb_update_sam_account(pwd);
4304 }
4305
4306 /*******************************************************************
4307 set_user_info_7
4308 ********************************************************************/
4309
4310 static NTSTATUS set_user_info_7(TALLOC_CTX *mem_ctx,
4311 struct samr_UserInfo7 *id7,
4312 struct samu *pwd)
4313 {
4314 NTSTATUS rc;
4315
4316 if (id7 == NULL) {
4317 DEBUG(5, ("set_user_info_7: NULL id7\n"));
4318 return NT_STATUS_ACCESS_DENIED;
4319 }
4320
4321 if (!id7->account_name.string) {
4322 DEBUG(5, ("set_user_info_7: failed to get new username\n"));
4323 return NT_STATUS_ACCESS_DENIED;
4324 }
4325
4326 /* check to see if the new username already exists. Note: we can't
4327 reliably lock all backends, so there is potentially the
4328 possibility that a user can be created in between this check and
4329 the rename. The rename should fail, but may not get the
4330 exact same failure status code. I think this is small enough
4331 of a window for this type of operation and the results are
4332 simply that the rename fails with a slightly different status
4333 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
4334
4335 rc = can_create(mem_ctx, id7->account_name.string);
4336
4337 /* when there is nothing to change, we're done here */
4338 if (NT_STATUS_EQUAL(rc, NT_STATUS_USER_EXISTS) &&
4339 strequal(id7->account_name.string, pdb_get_username(pwd))) {
4340 return NT_STATUS_OK;
4341 }
4342 if (!NT_STATUS_IS_OK(rc)) {
4343 return rc;
4344 }
4345
4346 rc = pdb_rename_sam_account(pwd, id7->account_name.string);
4347
4348 return rc;
4349 }
4350
4351 /*******************************************************************
4352 set_user_info_8
4353 ********************************************************************/
4354
4355 static NTSTATUS set_user_info_8(TALLOC_CTX *mem_ctx,
4356 struct samr_UserInfo8 *id8,
4357 struct samu *pwd)
4358 {
4359 if (id8 == NULL) {
4360 DEBUG(5,("set_user_info_8: NULL id8\n"));
4361 return NT_STATUS_ACCESS_DENIED;
4362 }
4363
4364 copy_id8_to_sam_passwd(pwd, id8);
4365
4366 return pdb_update_sam_account(pwd);
4367 }
4368
4369 /*******************************************************************
4370 set_user_info_10
4371 ********************************************************************/
4372
4373 static NTSTATUS set_user_info_10(TALLOC_CTX *mem_ctx,
4374 struct samr_UserInfo10 *id10,
4375 struct samu *pwd)
4376 {
4377 if (id10 == NULL) {
4378 DEBUG(5,("set_user_info_8: NULL id10\n"));
4379 return NT_STATUS_ACCESS_DENIED;
4380 }
4381
4382 copy_id10_to_sam_passwd(pwd, id10);
4383
4384 return pdb_update_sam_account(pwd);
4385 }
4386
4387 /*******************************************************************
4388 set_user_info_11
4389 ********************************************************************/
4390
4391 static NTSTATUS set_user_info_11(TALLOC_CTX *mem_ctx,
4392 struct samr_UserInfo11 *id11,
4393 struct samu *pwd)
4394 {
4395 if (id11 == NULL) {
4396 DEBUG(5,("set_user_info_11: NULL id11\n"));
4397 return NT_STATUS_ACCESS_DENIED;
4398 }
4399
4400 copy_id11_to_sam_passwd(pwd, id11);
4401
4402 return pdb_update_sam_account(pwd);
4403 }
4404
4405 /*******************************************************************
4406 set_user_info_12
4407 ********************************************************************/
4408
4409 static NTSTATUS set_user_info_12(TALLOC_CTX *mem_ctx,
4410 struct samr_UserInfo12 *id12,
4411 struct samu *pwd)
4412 {
4413 if (id12 == NULL) {
4414 DEBUG(5,("set_user_info_12: NULL id12\n"));
4415 return NT_STATUS_ACCESS_DENIED;
4416 }
4417
4418 copy_id12_to_sam_passwd(pwd, id12);
4419
4420 return pdb_update_sam_account(pwd);
4421 }
4422
4423 /*******************************************************************
4424 set_user_info_13
4425 ********************************************************************/
4426
4427 static NTSTATUS set_user_info_13(TALLOC_CTX *mem_ctx,
4428 struct samr_UserInfo13 *id13,
4429 struct samu *pwd)
4430 {
4431 if (id13 == NULL) {
4432 DEBUG(5,("set_user_info_13: NULL id13\n"));
4433 return NT_STATUS_ACCESS_DENIED;
4434 }
4435
4436 copy_id13_to_sam_passwd(pwd, id13);
4437
4438 return pdb_update_sam_account(pwd);
4439 }
4440
4441 /*******************************************************************
4442 set_user_info_14
4443 ********************************************************************/
4444
4445 static NTSTATUS set_user_info_14(TALLOC_CTX *mem_ctx,
4446 struct samr_UserInfo14 *id14,
4447 struct samu *pwd)
4448 {
4449 if (id14 == NULL) {
4450 DEBUG(5,("set_user_info_14: NULL id14\n"));
4451 return NT_STATUS_ACCESS_DENIED;
4452 }
4453
4454 copy_id14_to_sam_passwd(pwd, id14);
4455
4456 return pdb_update_sam_account(pwd);
4457 }
4458
4459 /*******************************************************************
4460 set_user_info_16
4461 ********************************************************************/
4462
4463 static NTSTATUS set_user_info_16(TALLOC_CTX *mem_ctx,
4464 struct samr_UserInfo16 *id16,
4465 struct samu *pwd)
4466 {
4467 if (id16 == NULL) {
4468 DEBUG(5,("set_user_info_16: NULL id16\n"));
4469 return NT_STATUS_ACCESS_DENIED;
4470 }
4471
4472 copy_id16_to_sam_passwd(pwd, id16);
4473
4474 return pdb_update_sam_account(pwd);
4475 }
4476
4477 /*******************************************************************
4478 set_user_info_17
4479 ********************************************************************/
4480
4481 static NTSTATUS set_user_info_17(TALLOC_CTX *mem_ctx,
4482 struct samr_UserInfo17 *id17,
4483 struct samu *pwd)
4484 {
4485 if (id17 == NULL) {
4486 DEBUG(5,("set_user_info_17: NULL id17\n"));
4487 return NT_STATUS_ACCESS_DENIED;
4488 }
4489
4490 copy_id17_to_sam_passwd(pwd, id17);
4491
4492 return pdb_update_sam_account(pwd);
4493 }
4494
4495 /*******************************************************************
4496 set_user_info_18
4497 ********************************************************************/
4498
4499 static NTSTATUS set_user_info_18(struct samr_UserInfo18 *id18,
4500 TALLOC_CTX *mem_ctx,
4501 DATA_BLOB *session_key,
4502 struct samu *pwd)
4503 {
4504 if (id18 == NULL) {
4505 DEBUG(2, ("set_user_info_18: id18 is NULL\n"));
4506 return NT_STATUS_INVALID_PARAMETER;
4507 }
4508
4509 if (id18->nt_pwd_active || id18->lm_pwd_active) {
4510 if (!session_key->length) {
4511 return NT_STATUS_NO_USER_SESSION_KEY;
4512 }
4513 }
4514
4515 if (id18->nt_pwd_active) {
4516
4517 DATA_BLOB in, out;
4518
4519 in = data_blob_const(id18->nt_pwd.hash, 16);
4520 out = data_blob_talloc_zero(mem_ctx, 16);
4521
4522 sess_crypt_blob(&out, &in, session_key, false);
4523
4524 if (!pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED)) {
4525 return NT_STATUS_ACCESS_DENIED;
4526 }
4527
4528 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4529 }
4530
4531 if (id18->lm_pwd_active) {
4532
4533 DATA_BLOB in, out;
4534
4535 in = data_blob_const(id18->lm_pwd.hash, 16);
4536 out = data_blob_talloc_zero(mem_ctx, 16);
4537
4538 sess_crypt_blob(&out, &in, session_key, false);
4539
4540 if (!pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED)) {
4541 return NT_STATUS_ACCESS_DENIED;
4542 }
4543
4544 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4545 }
4546
4547 copy_id18_to_sam_passwd(pwd, id18);
4548
4549 return pdb_update_sam_account(pwd);
4550 }
4551
4552 /*******************************************************************
4553 set_user_info_20
4554 ********************************************************************/
4555
4556 static NTSTATUS set_user_info_20(TALLOC_CTX *mem_ctx,
4557 struct samr_UserInfo20 *id20,
4558 struct samu *pwd)
4559 {
4560 if (id20 == NULL) {
4561 DEBUG(5,("set_user_info_20: NULL id20\n"));
4562 return NT_STATUS_ACCESS_DENIED;
4563 }
4564
4565 copy_id20_to_sam_passwd(pwd, id20);
4566
4567 return pdb_update_sam_account(pwd);
4568 }
4569
4570 /*******************************************************************
4571 set_user_info_21
4572 ********************************************************************/
4573
4574 static NTSTATUS set_user_info_21(struct samr_UserInfo21 *id21,
4575 TALLOC_CTX *mem_ctx,
4576 DATA_BLOB *session_key,
4577 struct samu *pwd)
4578 {
4579 NTSTATUS status;
4580
4581 if (id21 == NULL) {
4582 DEBUG(5, ("set_user_info_21: NULL id21\n"));
4583 return NT_STATUS_INVALID_PARAMETER;
4584 }
4585
4586 if (id21->fields_present == 0) {
4587 return NT_STATUS_INVALID_PARAMETER;
4588 }
4589
4590 if (id21->fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4591 return NT_STATUS_ACCESS_DENIED;
4592 }
4593
4594 if (id21->fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) {
4595 if (id21->nt_password_set) {
4596 DATA_BLOB in, out;
4597
4598 if ((id21->nt_owf_password.length != 16) ||
4599 (id21->nt_owf_password.size != 16)) {
4600 return NT_STATUS_INVALID_PARAMETER;
4601 }
4602
4603 if (!session_key->length) {
4604 return NT_STATUS_NO_USER_SESSION_KEY;
4605 }
4606
4607 in = data_blob_const(id21->nt_owf_password.array, 16);
4608 out = data_blob_talloc_zero(mem_ctx, 16);
4609
4610 sess_crypt_blob(&out, &in, session_key, false);
4611
4612 pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED);
4613 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4614 }
4615 }
4616
4617 if (id21->fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT) {
4618 if (id21->lm_password_set) {
4619 DATA_BLOB in, out;
4620
4621 if ((id21->lm_owf_password.length != 16) ||
4622 (id21->lm_owf_password.size != 16)) {
4623 return NT_STATUS_INVALID_PARAMETER;
4624 }
4625
4626 if (!session_key->length) {
4627 return NT_STATUS_NO_USER_SESSION_KEY;
4628 }
4629
4630 in = data_blob_const(id21->lm_owf_password.array, 16);
4631 out = data_blob_talloc_zero(mem_ctx, 16);
4632
4633 sess_crypt_blob(&out, &in, session_key, false);
4634
4635 pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED);
4636 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4637 }
4638 }
4639
4640 /* we need to separately check for an account rename first */
4641
4642 if (id21->account_name.string &&
4643 (!strequal(id21->account_name.string, pdb_get_username(pwd))))
4644 {
4645
4646 /* check to see if the new username already exists. Note: we can't
4647 reliably lock all backends, so there is potentially the
4648 possibility that a user can be created in between this check and
4649 the rename. The rename should fail, but may not get the
4650 exact same failure status code. I think this is small enough
4651 of a window for this type of operation and the results are
4652 simply that the rename fails with a slightly different status
4653 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
4654
4655 status = can_create(mem_ctx, id21->account_name.string);
4656 if (!NT_STATUS_IS_OK(status)) {
4657 return status;
4658 }
4659
4660 status = pdb_rename_sam_account(pwd, id21->account_name.string);
4661
4662 if (!NT_STATUS_IS_OK(status)) {
4663 DEBUG(0,("set_user_info_21: failed to rename account: %s\n",
4664 nt_errstr(status)));
4665 return status;
4666 }
4667
4668 /* set the new username so that later
4669 functions can work on the new account */
4670 pdb_set_username(pwd, id21->account_name.string, PDB_SET);
4671 }
4672
4673 copy_id21_to_sam_passwd("INFO_21", pwd, id21);
4674
4675 /*
4676 * The funny part about the previous two calls is
4677 * that pwd still has the password hashes from the
4678 * passdb entry. These have not been updated from
4679 * id21. I don't know if they need to be set. --jerry
4680 */
4681
4682 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
4683 status = pdb_set_unix_primary_group(mem_ctx, pwd);
4684 if ( !NT_STATUS_IS_OK(status) ) {
4685 return status;
4686 }
4687 }
4688
4689 /* Don't worry about writing out the user account since the
4690 primary group SID is generated solely from the user's Unix
4691 primary group. */
4692
4693 /* write the change out */
4694 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4695 return status;
4696 }
4697
4698 return NT_STATUS_OK;
4699 }
4700
4701 /*******************************************************************
4702 set_user_info_23
4703 ********************************************************************/
4704
4705 static NTSTATUS set_user_info_23(TALLOC_CTX *mem_ctx,
4706 struct samr_UserInfo23 *id23,
4707 struct samu *pwd)
4708 {
4709 char *plaintext_buf = NULL;
4710 size_t len = 0;
4711 uint32_t acct_ctrl;
4712 NTSTATUS status;
4713
4714 if (id23 == NULL) {
4715 DEBUG(5, ("set_user_info_23: NULL id23\n"));
4716 return NT_STATUS_INVALID_PARAMETER;
4717 }
4718
4719 if (id23->info.fields_present == 0) {
4720 return NT_STATUS_INVALID_PARAMETER;
4721 }
4722
4723 if (id23->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4724 return NT_STATUS_ACCESS_DENIED;
4725 }
4726
4727 if ((id23->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
4728 (id23->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
4729
4730 DEBUG(5, ("Attempting administrator password change (level 23) for user %s\n",
4731 pdb_get_username(pwd)));
4732
4733 if (!decode_pw_buffer(mem_ctx,
4734 id23->password.data,
4735 &plaintext_buf,
4736 &len,
4737 CH_UTF16)) {
4738 return NT_STATUS_WRONG_PASSWORD;
4739 }
4740
4741 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
4742 return NT_STATUS_ACCESS_DENIED;
4743 }
4744 }
4745
4746 copy_id23_to_sam_passwd(pwd, id23);
4747
4748 acct_ctrl = pdb_get_acct_ctrl(pwd);
4749
4750 /* if it's a trust account, don't update /etc/passwd */
4751 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
4752 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
4753 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
4754 DEBUG(5, ("Changing trust account. Not updating /etc/passwd\n"));
4755 } else if (plaintext_buf) {
4756 /* update the UNIX password */
4757 if (lp_unix_password_sync() ) {
4758 struct passwd *passwd;
4759 if (pdb_get_username(pwd) == NULL) {
4760 DEBUG(1, ("chgpasswd: User without name???\n"));
4761 return NT_STATUS_ACCESS_DENIED;
4762 }
4763
4764 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
4765 if (passwd == NULL) {
4766 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
4767 }
4768
4769 if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
4770 return NT_STATUS_ACCESS_DENIED;
4771 }
4772 TALLOC_FREE(passwd);
4773 }
4774 }
4775
4776 if (plaintext_buf) {
4777 memset(plaintext_buf, '\0', strlen(plaintext_buf));
4778 }
4779
4780 if (IS_SAM_CHANGED(pwd, PDB_GROUPSID) &&
4781 (!NT_STATUS_IS_OK(status = pdb_set_unix_primary_group(mem_ctx,
4782 pwd)))) {
4783 return status;
4784 }
4785
4786 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4787 return status;
4788 }
4789
4790 return NT_STATUS_OK;
4791 }
4792
4793 /*******************************************************************
4794 set_user_info_pw
4795 ********************************************************************/
4796
4797 static bool set_user_info_pw(uint8 *pass, struct samu *pwd)
4798 {
4799 size_t len = 0;
4800 char *plaintext_buf = NULL;
4801 uint32 acct_ctrl;
4802
4803 DEBUG(5, ("Attempting administrator password change for user %s\n",
4804 pdb_get_username(pwd)));
4805
4806 acct_ctrl = pdb_get_acct_ctrl(pwd);
4807
4808 if (!decode_pw_buffer(talloc_tos(),
4809 pass,
4810 &plaintext_buf,
4811 &len,
4812 CH_UTF16)) {
4813 return False;
4814 }
4815
4816 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
4817 return False;
4818 }
4819
4820 /* if it's a trust account, don't update /etc/passwd */
4821 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
4822 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
4823 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
4824 DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
4825 } else {
4826 /* update the UNIX password */
4827 if (lp_unix_password_sync()) {
4828 struct passwd *passwd;
4829
4830 if (pdb_get_username(pwd) == NULL) {
4831 DEBUG(1, ("chgpasswd: User without name???\n"));
4832 return False;
4833 }
4834
4835 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
4836 if (passwd == NULL) {
4837 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
4838 }
4839
4840 if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
4841 return False;
4842 }
4843 TALLOC_FREE(passwd);
4844 }
4845 }
4846
4847 memset(plaintext_buf, '\0', strlen(plaintext_buf));
4848
4849 DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n"));
4850
4851 return True;
4852 }
4853
4854 /*******************************************************************
4855 set_user_info_24
4856 ********************************************************************/
4857
4858 static NTSTATUS set_user_info_24(TALLOC_CTX *mem_ctx,
4859 struct samr_UserInfo24 *id24,
4860 struct samu *pwd)
4861 {
4862 NTSTATUS status;
4863
4864 if (id24 == NULL) {
4865 DEBUG(5, ("set_user_info_24: NULL id24\n"));
4866 return NT_STATUS_INVALID_PARAMETER;
4867 }
4868
4869 if (!set_user_info_pw(id24->password.data, pwd)) {
4870 return NT_STATUS_WRONG_PASSWORD;
4871 }
4872
4873 copy_id24_to_sam_passwd(pwd, id24);
4874
4875 status = pdb_update_sam_account(pwd);
4876 if (!NT_STATUS_IS_OK(status)) {
4877 return status;
4878 }
4879
4880 return NT_STATUS_OK;
4881 }
4882
4883 /*******************************************************************
4884 set_user_info_25
4885 ********************************************************************/
4886
4887 static NTSTATUS set_user_info_25(TALLOC_CTX *mem_ctx,
4888 struct samr_UserInfo25 *id25,
4889 struct samu *pwd)
4890 {
4891 NTSTATUS status;
4892
4893 if (id25 == NULL) {
4894 DEBUG(5, ("set_user_info_25: NULL id25\n"));
4895 return NT_STATUS_INVALID_PARAMETER;
4896 }
4897
4898 if (id25->info.fields_present == 0) {
4899 return NT_STATUS_INVALID_PARAMETER;
4900 }
4901
4902 if (id25->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4903 return NT_STATUS_ACCESS_DENIED;
4904 }
4905
4906 if ((id25->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
4907 (id25->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
4908
4909 if (!set_user_info_pw(id25->password.data, pwd)) {
4910 return NT_STATUS_WRONG_PASSWORD;
4911 }
4912 }
4913
4914 copy_id25_to_sam_passwd(pwd, id25);
4915
4916 /* write the change out */
4917 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4918 return status;
4919 }
4920
4921 /*
4922 * We need to "pdb_update_sam_account" before the unix primary group
4923 * is set, because the idealx scripts would also change the
4924 * sambaPrimaryGroupSid using the ldap replace method. pdb_ldap uses
4925 * the delete explicit / add explicit, which would then fail to find
4926 * the previous primaryGroupSid value.
4927 */
4928
4929 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
4930 status = pdb_set_unix_primary_group(mem_ctx, pwd);
4931 if ( !NT_STATUS_IS_OK(status) ) {
4932 return status;
4933 }
4934 }
4935
4936 return NT_STATUS_OK;
4937 }
4938
4939 /*******************************************************************
4940 set_user_info_26
4941 ********************************************************************/
4942
4943 static NTSTATUS set_user_info_26(TALLOC_CTX *mem_ctx,
4944 struct samr_UserInfo26 *id26,
4945 struct samu *pwd)
4946 {
4947 NTSTATUS status;
4948
4949 if (id26 == NULL) {
4950 DEBUG(5, ("set_user_info_26: NULL id26\n"));
4951 return NT_STATUS_INVALID_PARAMETER;
4952 }
4953
4954 if (!set_user_info_pw(id26->password.data, pwd)) {
4955 return NT_STATUS_WRONG_PASSWORD;
4956 }
4957
4958 copy_id26_to_sam_passwd(pwd, id26);
4959
4960 status = pdb_update_sam_account(pwd);
4961 if (!NT_STATUS_IS_OK(status)) {
4962 return status;
4963 }
4964
4965 return NT_STATUS_OK;
4966 }
4967
4968 /*************************************************************
4969 **************************************************************/
4970
4971 static uint32_t samr_set_user_info_map_fields_to_access_mask(uint32_t fields)
4972 {
4973 uint32_t acc_required = 0;
4974
4975 /* USER_ALL_USERNAME */
4976 if (fields & SAMR_FIELD_ACCOUNT_NAME)
4977 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4978 /* USER_ALL_FULLNAME */
4979 if (fields & SAMR_FIELD_FULL_NAME)
4980 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4981 /* USER_ALL_PRIMARYGROUPID */
4982 if (fields & SAMR_FIELD_PRIMARY_GID)
4983 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4984 /* USER_ALL_HOMEDIRECTORY */
4985 if (fields & SAMR_FIELD_HOME_DIRECTORY)
4986 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4987 /* USER_ALL_HOMEDIRECTORYDRIVE */
4988 if (fields & SAMR_FIELD_HOME_DRIVE)
4989 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4990 /* USER_ALL_SCRIPTPATH */
4991 if (fields & SAMR_FIELD_LOGON_SCRIPT)
4992 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4993 /* USER_ALL_PROFILEPATH */
4994 if (fields & SAMR_FIELD_PROFILE_PATH)
4995 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4996 /* USER_ALL_ADMINCOMMENT */
4997 if (fields & SAMR_FIELD_COMMENT)
4998 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4999 /* USER_ALL_WORKSTATIONS */
5000 if (fields & SAMR_FIELD_WORKSTATIONS)
5001 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5002 /* USER_ALL_LOGONHOURS */
5003 if (fields & SAMR_FIELD_LOGON_HOURS)
5004 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5005 /* USER_ALL_ACCOUNTEXPIRES */
5006 if (fields & SAMR_FIELD_ACCT_EXPIRY)
5007 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5008 /* USER_ALL_USERACCOUNTCONTROL */
5009 if (fields & SAMR_FIELD_ACCT_FLAGS)
5010 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5011 /* USER_ALL_PARAMETERS */
5012 if (fields & SAMR_FIELD_PARAMETERS)
5013 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5014 /* USER_ALL_USERCOMMENT */
5015 if (fields & SAMR_FIELD_COMMENT)
5016 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
5017 /* USER_ALL_COUNTRYCODE */
5018 if (fields & SAMR_FIELD_COUNTRY_CODE)
5019 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
5020 /* USER_ALL_CODEPAGE */
5021 if (fields & SAMR_FIELD_CODE_PAGE)
5022 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
5023 /* USER_ALL_NTPASSWORDPRESENT */
5024 if (fields & SAMR_FIELD_NT_PASSWORD_PRESENT)
5025 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
5026 /* USER_ALL_LMPASSWORDPRESENT */
5027 if (fields & SAMR_FIELD_LM_PASSWORD_PRESENT)
5028 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
5029 /* USER_ALL_PASSWORDEXPIRED */
5030 if (fields & SAMR_FIELD_EXPIRED_FLAG)
5031 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
5032
5033 return acc_required;
5034 }
5035
5036 /*******************************************************************
5037 samr_SetUserInfo
5038 ********************************************************************/
5039
5040 NTSTATUS _samr_SetUserInfo(pipes_struct *p,
5041 struct samr_SetUserInfo *r)
5042 {
5043 struct samr_user_info *uinfo;
5044 NTSTATUS status;
5045 struct samu *pwd = NULL;
5046 union samr_UserInfo *info = r->in.info;
5047 uint32_t acc_required = 0;
5048 uint32_t fields = 0;
5049 bool ret;
5050
5051 DEBUG(5,("_samr_SetUserInfo: %d\n", __LINE__));
5052
5053 /* This is tricky. A WinXP domain join sets
5054 (SAMR_USER_ACCESS_SET_PASSWORD|SAMR_USER_ACCESS_SET_ATTRIBUTES|SAMR_USER_ACCESS_GET_ATTRIBUTES)
5055 The MMC lusrmgr plugin includes these perms and more in the SamrOpenUser(). But the
5056 standard Win32 API calls just ask for SAMR_USER_ACCESS_SET_PASSWORD in the SamrOpenUser().
5057 This should be enough for levels 18, 24, 25,& 26. Info level 23 can set more so
5058 we'll use the set from the WinXP join as the basis. */
5059
5060 switch (r->in.level) {
5061 case 2: /* UserPreferencesInformation */
5062 /* USER_WRITE_ACCOUNT | USER_WRITE_PREFERENCES */
5063 acc_required = SAMR_USER_ACCESS_SET_ATTRIBUTES | SAMR_USER_ACCESS_SET_LOC_COM;
5064 break;
5065 case 4: /* UserLogonHoursInformation */
5066 case 6: /* UserNameInformation */
5067 case 7: /* UserAccountNameInformation */
5068 case 8: /* UserFullNameInformation */
5069 case 9: /* UserPrimaryGroupInformation */
5070 case 10: /* UserHomeInformation */
5071 case 11: /* UserScriptInformation */
5072 case 12: /* UserProfileInformation */
5073 case 13: /* UserAdminCommentInformation */
5074 case 14: /* UserWorkStationsInformation */
5075 case 16: /* UserControlInformation */
5076 case 17: /* UserExpiresInformation */
5077 case 20: /* UserParametersInformation */
5078 /* USER_WRITE_ACCOUNT */
5079 acc_required = SAMR_USER_ACCESS_SET_ATTRIBUTES;
5080 break;
5081 case 18: /* UserInternal1Information */
5082 /* FIXME: gd, this is a guess */
5083 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
5084 break;
5085 case 21: /* UserAllInformation */
5086 fields = info->info21.fields_present;
5087 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
5088 break;
5089 case 23: /* UserInternal4Information */
5090 fields = info->info23.info.fields_present;
5091 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
5092 break;
5093 case 25: /* UserInternal4InformationNew */
5094 fields = info->info25.info.fields_present;
5095 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
5096 break;
5097 case 24: /* UserInternal5Information */
5098 case 26: /* UserInternal5InformationNew */
5099 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
5100 break;
5101 default:
5102 return NT_STATUS_INVALID_INFO_CLASS;
5103 }
5104
5105 uinfo = policy_handle_find(p, r->in.user_handle, acc_required, NULL,
5106 struct samr_user_info, &status);
5107 if (!NT_STATUS_IS_OK(status)) {
5108 return status;
5109 }
5110
5111 DEBUG(5, ("_samr_SetUserInfo: sid:%s, level:%d\n",
5112 sid_string_dbg(&uinfo->sid), r->in.level));
5113
5114 if (info == NULL) {
5115 DEBUG(5, ("_samr_SetUserInfo: NULL info level\n"));
5116 return NT_STATUS_INVALID_INFO_CLASS;
5117 }
5118
5119 if (!(pwd = samu_new(NULL))) {
5120 return NT_STATUS_NO_MEMORY;
5121 }
5122
5123 become_root();
5124 ret = pdb_getsampwsid(pwd, &uinfo->sid);
5125 unbecome_root();
5126
5127 if (!ret) {
5128 TALLOC_FREE(pwd);
5129 return NT_STATUS_NO_SUCH_USER;
5130 }
5131
5132 /* ================ BEGIN Privilege BLOCK ================ */
5133
5134 become_root();
5135
5136 /* ok! user info levels (lots: see MSDEV help), off we go... */
5137
5138 switch (r->in.level) {
5139
5140 case 2:
5141 status = set_user_info_2(p->mem_ctx,
5142 &info->info2, pwd);
5143 break;
5144
5145 case 4:
5146 status = set_user_info_4(p->mem_ctx,
5147 &info->info4, pwd);
5148 break;
5149
5150 case 6:
5151 status = set_user_info_6(p->mem_ctx,
5152 &info->info6, pwd);
5153 break;
5154
5155 case 7:
5156 status = set_user_info_7(p->mem_ctx,
5157 &info->info7, pwd);
5158 break;
5159
5160 case 8:
5161 status = set_user_info_8(p->mem_ctx,
5162 &info->info8, pwd);
5163 break;
5164
5165 case 10:
5166 status = set_user_info_10(p->mem_ctx,
5167 &info->info10, pwd);
5168 break;
5169
5170 case 11:
5171 status = set_user_info_11(p->mem_ctx,
5172 &info->info11, pwd);
5173 break;
5174
5175 case 12:
5176 status = set_user_info_12(p->mem_ctx,
5177 &info->info12, pwd);
5178 break;
5179
5180 case 13:
5181 status = set_user_info_13(p->mem_ctx,
5182 &info->info13, pwd);
5183 break;
5184
5185 case 14:
5186 status = set_user_info_14(p->mem_ctx,
5187 &info->info14, pwd);
5188 break;
5189
5190 case 16:
5191 status = set_user_info_16(p->mem_ctx,
5192 &info->info16, pwd);
5193 break;
5194
5195 case 17:
5196 status = set_user_info_17(p->mem_ctx,
5197 &info->info17, pwd);
5198 break;
5199
5200 case 18:
5201 /* Used by AS/U JRA. */
5202 status = set_user_info_18(&info->info18,
5203 p->mem_ctx,
5204 &p->server_info->user_session_key,
5205 pwd);
5206 break;
5207
5208 case 20:
5209 status = set_user_info_20(p->mem_ctx,
5210 &info->info20, pwd);
5211 break;
5212
5213 case 21:
5214 status = set_user_info_21(&info->info21,
5215 p->mem_ctx,
5216 &p->server_info->user_session_key,
5217 pwd);
5218 break;
5219
5220 case 23:
5221 if (!p->server_info->user_session_key.length) {
5222 status = NT_STATUS_NO_USER_SESSION_KEY;
5223 }
5224 arcfour_crypt_blob(info->info23.password.data, 516,
5225 &p->server_info->user_session_key);
5226
5227 dump_data(100, info->info23.password.data, 516);
5228
5229 status = set_user_info_23(p->mem_ctx,
5230 &info->info23, pwd);
5231 break;
5232
5233 case 24:
5234 if (!p->server_info->user_session_key.length) {
5235 status = NT_STATUS_NO_USER_SESSION_KEY;
5236 }
5237 arcfour_crypt_blob(info->info24.password.data,
5238 516,
5239 &p->server_info->user_session_key);
5240
5241 dump_data(100, info->info24.password.data, 516);
5242
5243 status = set_user_info_24(p->mem_ctx,
5244 &info->info24, pwd);
5245 break;
5246
5247 case 25:
5248 if (!p->server_info->user_session_key.length) {
5249 status = NT_STATUS_NO_USER_SESSION_KEY;
5250 }
5251 encode_or_decode_arc4_passwd_buffer(
5252 info->info25.password.data,
5253 &p->server_info->user_session_key);
5254
5255 dump_data(100, info->info25.password.data, 532);
5256
5257 status = set_user_info_25(p->mem_ctx,
5258 &info->info25, pwd);
5259 break;
5260
5261 case 26:
5262 if (!p->server_info->user_session_key.length) {
5263 status = NT_STATUS_NO_USER_SESSION_KEY;
5264 }
5265 encode_or_decode_arc4_passwd_buffer(
5266 info->info26.password.data,
5267 &p->server_info->user_session_key);
5268
5269 dump_data(100, info->info26.password.data, 516);
5270
5271 status = set_user_info_26(p->mem_ctx,
5272 &info->info26, pwd);
5273 break;
5274
5275 default:
5276 status = NT_STATUS_INVALID_INFO_CLASS;
5277 }
5278
5279 TALLOC_FREE(pwd);
5280
5281 unbecome_root();
5282
5283 /* ================ END Privilege BLOCK ================ */
5284
5285 if (NT_STATUS_IS_OK(status)) {
5286 force_flush_samr_cache(&uinfo->sid);
5287 }
5288
5289 return status;
5290 }
5291
5292 /*******************************************************************
5293 _samr_SetUserInfo2
5294 ********************************************************************/
5295
5296 NTSTATUS _samr_SetUserInfo2(pipes_struct *p,
5297 struct samr_SetUserInfo2 *r)
5298 {
5299 struct samr_SetUserInfo q;
5300
5301 q.in.user_handle = r->in.user_handle;
5302 q.in.level = r->in.level;
5303 q.in.info = r->in.info;
5304
5305 return _samr_SetUserInfo(p, &q);
5306 }
5307
5308 /*********************************************************************
5309 _samr_GetAliasMembership
5310 *********************************************************************/
5311
5312 NTSTATUS _samr_GetAliasMembership(pipes_struct *p,
5313 struct samr_GetAliasMembership *r)
5314 {
5315 size_t num_alias_rids;
5316 uint32 *alias_rids;
5317 struct samr_domain_info *dinfo;
5318 size_t i;
5319
5320 NTSTATUS status;
5321
5322 DOM_SID *members;
5323
5324 DEBUG(5,("_samr_GetAliasMembership: %d\n", __LINE__));
5325
5326 dinfo = policy_handle_find(p, r->in.domain_handle,
5327 SAMR_DOMAIN_ACCESS_LOOKUP_ALIAS
5328 | SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
5329 struct samr_domain_info, &status);
5330 if (!NT_STATUS_IS_OK(status)) {
5331 return status;
5332 }
5333
5334 if (!sid_check_is_domain(&dinfo->sid) &&
5335 !sid_check_is_builtin(&dinfo->sid))
5336 return NT_STATUS_OBJECT_TYPE_MISMATCH;
5337
5338 if (r->in.sids->num_sids) {
5339 members = TALLOC_ARRAY(p->mem_ctx, DOM_SID, r->in.sids->num_sids);
5340
5341 if (members == NULL)
5342 return NT_STATUS_NO_MEMORY;
5343 } else {
5344 members = NULL;
5345 }
5346
5347 for (i=0; i<r->in.sids->num_sids; i++)
5348 sid_copy(&members[i], r->in.sids->sids[i].sid);
5349
5350 alias_rids = NULL;
5351 num_alias_rids = 0;
5352
5353 become_root();
5354 status = pdb_enum_alias_memberships(p->mem_ctx, &dinfo->sid, members,
5355 r->in.sids->num_sids,
5356 &alias_rids, &num_alias_rids);
5357 unbecome_root();
5358
5359 if (!NT_STATUS_IS_OK(status)) {
5360 return status;
5361 }
5362
5363 r->out.rids->count = num_alias_rids;
5364 r->out.rids->ids = alias_rids;
5365
5366 if (r->out.rids->ids == NULL) {
5367 /* Windows domain clients don't accept a NULL ptr here */
5368 r->out.rids->ids = talloc_zero(p->mem_ctx, uint32_t);
5369 }
5370 if (r->out.rids->ids == NULL) {
5371 return NT_STATUS_NO_MEMORY;
5372 }
5373
5374 return NT_STATUS_OK;
5375 }
5376
5377 /*********************************************************************
5378 _samr_GetMembersInAlias
5379 *********************************************************************/
5380
5381 NTSTATUS _samr_GetMembersInAlias(pipes_struct *p,
5382 struct samr_GetMembersInAlias *r)
5383 {
5384 struct samr_alias_info *ainfo;
5385 NTSTATUS status;
5386 size_t i;
5387 size_t num_sids = 0;
5388 struct lsa_SidPtr *sids = NULL;
5389 DOM_SID *pdb_sids = NULL;
5390
5391 ainfo = policy_handle_find(p, r->in.alias_handle,
5392 SAMR_ALIAS_ACCESS_GET_MEMBERS, NULL,
5393 struct samr_alias_info, &status);
5394 if (!NT_STATUS_IS_OK(status)) {
5395 return status;
5396 }
5397
5398 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5399
5400 become_root();
5401 status = pdb_enum_aliasmem(&ainfo->sid, talloc_tos(), &pdb_sids,
5402 &num_sids);
5403 unbecome_root();
5404
5405 if (!NT_STATUS_IS_OK(status)) {
5406 return status;
5407 }
5408
5409 if (num_sids) {
5410 sids = TALLOC_ZERO_ARRAY(p->mem_ctx, struct lsa_SidPtr, num_sids);
5411 if (sids == NULL) {
5412 TALLOC_FREE(pdb_sids);
5413 return NT_STATUS_NO_MEMORY;
5414 }
5415 }
5416
5417 for (i = 0; i < num_sids; i++) {
5418 sids[i].sid = sid_dup_talloc(p->mem_ctx, &pdb_sids[i]);
5419 if (!sids[i].sid) {
5420 TALLOC_FREE(pdb_sids);
5421 return NT_STATUS_NO_MEMORY;
5422 }
5423 }
5424
5425 r->out.sids->num_sids = num_sids;
5426 r->out.sids->sids = sids;
5427
5428 TALLOC_FREE(pdb_sids);
5429
5430 return NT_STATUS_OK;
5431 }
5432
5433 /*********************************************************************
5434 _samr_QueryGroupMember
5435 *********************************************************************/
5436
5437 NTSTATUS _samr_QueryGroupMember(pipes_struct *p,
5438 struct samr_QueryGroupMember *r)
5439 {
5440 struct samr_group_info *ginfo;
5441 size_t i, num_members;
5442
5443 uint32 *rid=NULL;
5444 uint32 *attr=NULL;
5445
5446 NTSTATUS status;
5447 struct samr_RidTypeArray *rids = NULL;
5448
5449 ginfo = policy_handle_find(p, r->in.group_handle,
5450 SAMR_GROUP_ACCESS_GET_MEMBERS, NULL,
5451 struct samr_group_info, &status);
5452 if (!NT_STATUS_IS_OK(status)) {
5453 return status;
5454 }
5455
5456 rids = TALLOC_ZERO_P(p->mem_ctx, struct samr_RidTypeArray);
5457 if (!rids) {
5458 return NT_STATUS_NO_MEMORY;
5459 }
5460
5461 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5462
5463 if (!sid_check_is_in_our_domain(&ginfo->sid)) {
5464 DEBUG(3, ("sid %s is not in our domain\n",
5465 sid_string_dbg(&ginfo->sid)));
5466 return NT_STATUS_NO_SUCH_GROUP;
5467 }
5468
5469 DEBUG(10, ("lookup on Domain SID\n"));
5470
5471 become_root();
5472 status = pdb_enum_group_members(p->mem_ctx, &ginfo->sid,
5473 &rid, &num_members);
5474 unbecome_root();
5475
5476 if (!NT_STATUS_IS_OK(status))
5477 return status;
5478
5479 if (num_members) {
5480 attr=TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_members);
5481 if (attr == NULL) {
5482 return NT_STATUS_NO_MEMORY;
5483 }
5484 } else {
5485 attr = NULL;
5486 }
5487
5488 for (i=0; i<num_members; i++)
5489 attr[i] = SID_NAME_USER;
5490
5491 rids->count = num_members;
5492 rids->types = attr;
5493 rids->rids = rid;
5494
5495 *r->out.rids = rids;
5496
5497 return NT_STATUS_OK;
5498 }
5499
5500 /*********************************************************************
5501 _samr_AddAliasMember
5502 *********************************************************************/
5503
5504 NTSTATUS _samr_AddAliasMember(pipes_struct *p,
5505 struct samr_AddAliasMember *r)
5506 {
5507 struct samr_alias_info *ainfo;
5508 NTSTATUS status;
5509
5510 ainfo = policy_handle_find(p, r->in.alias_handle,
5511 SAMR_ALIAS_ACCESS_ADD_MEMBER, NULL,
5512 struct samr_alias_info, &status);
5513 if (!NT_STATUS_IS_OK(status)) {
5514 return status;
5515 }
5516
5517 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5518
5519 /******** BEGIN SeAddUsers BLOCK *********/
5520
5521 become_root();
5522 status = pdb_add_aliasmem(&ainfo->sid, r->in.sid);
5523 unbecome_root();
5524
5525 /******** END SeAddUsers BLOCK *********/
5526
5527 if (NT_STATUS_IS_OK(status)) {
5528 force_flush_samr_cache(&ainfo->sid);
5529 }
5530
5531 return status;
5532 }
5533
5534 /*********************************************************************
5535 _samr_DeleteAliasMember
5536 *********************************************************************/
5537
5538 NTSTATUS _samr_DeleteAliasMember(pipes_struct *p,
5539 struct samr_DeleteAliasMember *r)
5540 {
5541 struct samr_alias_info *ainfo;
5542 NTSTATUS status;
5543
5544 ainfo = policy_handle_find(p, r->in.alias_handle,
5545 SAMR_ALIAS_ACCESS_REMOVE_MEMBER, NULL,
5546 struct samr_alias_info, &status);
5547 if (!NT_STATUS_IS_OK(status)) {
5548 return status;
5549 }
5550
5551 DEBUG(10, ("_samr_del_aliasmem:sid is %s\n",
5552 sid_string_dbg(&ainfo->sid)));
5553
5554 /******** BEGIN SeAddUsers BLOCK *********/
5555
5556 become_root();
5557 status = pdb_del_aliasmem(&ainfo->sid, r->in.sid);
5558 unbecome_root();
5559
5560 /******** END SeAddUsers BLOCK *********/
5561
5562 if (NT_STATUS_IS_OK(status)) {
5563 force_flush_samr_cache(&ainfo->sid);
5564 }
5565
5566 return status;
5567 }
5568
5569 /*********************************************************************
5570 _samr_AddGroupMember
5571 *********************************************************************/
5572
5573 NTSTATUS _samr_AddGroupMember(pipes_struct *p,
5574 struct samr_AddGroupMember *r)
5575 {
5576 struct samr_group_info *ginfo;
5577 NTSTATUS status;
5578 uint32 group_rid;
5579
5580 ginfo = policy_handle_find(p, r->in.group_handle,
5581 SAMR_GROUP_ACCESS_ADD_MEMBER, NULL,
5582 struct samr_group_info, &status);
5583 if (!NT_STATUS_IS_OK(status)) {
5584 return status;
5585 }
5586
5587 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5588
5589 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5590 &group_rid)) {
5591 return NT_STATUS_INVALID_HANDLE;
5592 }
5593
5594 /******** BEGIN SeAddUsers BLOCK *********/
5595
5596 become_root();
5597 status = pdb_add_groupmem(p->mem_ctx, group_rid, r->in.rid);
5598 unbecome_root();
5599
5600 /******** END SeAddUsers BLOCK *********/
5601
5602 force_flush_samr_cache(&ginfo->sid);
5603
5604 return status;
5605 }
5606
5607 /*********************************************************************
5608 _samr_DeleteGroupMember
5609 *********************************************************************/
5610
5611 NTSTATUS _samr_DeleteGroupMember(pipes_struct *p,
5612 struct samr_DeleteGroupMember *r)
5613
5614 {
5615 struct samr_group_info *ginfo;
5616 NTSTATUS status;
5617 uint32 group_rid;
5618
5619 /*
5620 * delete the group member named r->in.rid
5621 * who is a member of the sid associated with the handle
5622 * the rid is a user's rid as the group is a domain group.
5623 */
5624
5625 ginfo = policy_handle_find(p, r->in.group_handle,
5626 SAMR_GROUP_ACCESS_REMOVE_MEMBER, NULL,
5627 struct samr_group_info, &status);
5628 if (!NT_STATUS_IS_OK(status)) {
5629 return status;
5630 }
5631
5632 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5633 &group_rid)) {
5634 return NT_STATUS_INVALID_HANDLE;
5635 }
5636
5637 /******** BEGIN SeAddUsers BLOCK *********/
5638
5639 become_root();
5640 status = pdb_del_groupmem(p->mem_ctx, group_rid, r->in.rid);
5641 unbecome_root();
5642
5643 /******** END SeAddUsers BLOCK *********/
5644
5645 force_flush_samr_cache(&ginfo->sid);
5646
5647 return status;
5648 }
5649
5650 /*********************************************************************
5651 _samr_DeleteUser
5652 *********************************************************************/
5653
5654 NTSTATUS _samr_DeleteUser(pipes_struct *p,
5655 struct samr_DeleteUser *r)
5656 {
5657 struct samr_user_info *uinfo;
5658 NTSTATUS status;
5659 struct samu *sam_pass=NULL;
5660 bool ret;
5661
5662 DEBUG(5, ("_samr_DeleteUser: %d\n", __LINE__));
5663
5664 uinfo = policy_handle_find(p, r->in.user_handle,
5665 STD_RIGHT_DELETE_ACCESS, NULL,
5666 struct samr_user_info, &status);
5667 if (!NT_STATUS_IS_OK(status)) {
5668 return status;
5669 }
5670
5671 if (!sid_check_is_in_our_domain(&uinfo->sid))
5672 return NT_STATUS_CANNOT_DELETE;
5673
5674 /* check if the user exists before trying to delete */
5675 if ( !(sam_pass = samu_new( NULL )) ) {
5676 return NT_STATUS_NO_MEMORY;
5677 }
5678
5679 become_root();
5680 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
5681 unbecome_root();
5682
5683 if(!ret) {
5684 DEBUG(5,("_samr_DeleteUser: User %s doesn't exist.\n",
5685 sid_string_dbg(&uinfo->sid)));
5686 TALLOC_FREE(sam_pass);
5687 return NT_STATUS_NO_SUCH_USER;
5688 }
5689
5690 /******** BEGIN SeAddUsers BLOCK *********/
5691
5692 become_root();
5693 status = pdb_delete_user(p->mem_ctx, sam_pass);
5694 unbecome_root();
5695
5696 /******** END SeAddUsers BLOCK *********/
5697
5698 if ( !NT_STATUS_IS_OK(status) ) {
5699 DEBUG(5,("_samr_DeleteUser: Failed to delete entry for "
5700 "user %s: %s.\n", pdb_get_username(sam_pass),
5701 nt_errstr(status)));
5702 TALLOC_FREE(sam_pass);
5703 return status;
5704 }
5705
5706
5707 TALLOC_FREE(sam_pass);
5708
5709 force_flush_samr_cache(&uinfo->sid);
5710
5711 if (!close_policy_hnd(p, r->in.user_handle))
5712 return NT_STATUS_OBJECT_NAME_INVALID;
5713
5714 ZERO_STRUCTP(r->out.user_handle);
5715
5716 return NT_STATUS_OK;
5717 }
5718
5719 /*********************************************************************
5720 _samr_DeleteDomainGroup
5721 *********************************************************************/
5722
5723 NTSTATUS _samr_DeleteDomainGroup(pipes_struct *p,
5724 struct samr_DeleteDomainGroup *r)
5725 {
5726 struct samr_group_info *ginfo;
5727 NTSTATUS status;
5728 uint32 group_rid;
5729
5730 DEBUG(5, ("samr_DeleteDomainGroup: %d\n", __LINE__));
5731
5732 ginfo = policy_handle_find(p, r->in.group_handle,
5733 STD_RIGHT_DELETE_ACCESS, NULL,
5734 struct samr_group_info, &status);
5735 if (!NT_STATUS_IS_OK(status)) {
5736 return status;
5737 }
5738
5739 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5740
5741 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5742 &group_rid)) {
5743 return NT_STATUS_NO_SUCH_GROUP;
5744 }
5745
5746 /******** BEGIN SeAddUsers BLOCK *********/
5747
5748 become_root();
5749 status = pdb_delete_dom_group(p->mem_ctx, group_rid);
5750 unbecome_root();
5751
5752 /******** END SeAddUsers BLOCK *********/
5753
5754 if ( !NT_STATUS_IS_OK(status) ) {
5755 DEBUG(5,("_samr_DeleteDomainGroup: Failed to delete mapping "
5756 "entry for group %s: %s\n",
5757 sid_string_dbg(&ginfo->sid),
5758 nt_errstr(status)));
5759 return status;
5760 }
5761
5762 force_flush_samr_cache(&ginfo->sid);
5763
5764 if (!close_policy_hnd(p, r->in.group_handle))
5765 return NT_STATUS_OBJECT_NAME_INVALID;
5766
5767 return NT_STATUS_OK;
5768 }
5769
5770 /*********************************************************************
5771 _samr_DeleteDomAlias
5772 *********************************************************************/
5773
5774 NTSTATUS _samr_DeleteDomAlias(pipes_struct *p,
5775 struct samr_DeleteDomAlias *r)
5776 {
5777 struct samr_alias_info *ainfo;
5778 NTSTATUS status;
5779
5780 DEBUG(5, ("_samr_DeleteDomAlias: %d\n", __LINE__));
5781
5782 ainfo = policy_handle_find(p, r->in.alias_handle,
5783 STD_RIGHT_DELETE_ACCESS, NULL,
5784 struct samr_alias_info, &status);
5785 if (!NT_STATUS_IS_OK(status)) {
5786 return status;
5787 }
5788
5789 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5790
5791 /* Don't let Windows delete builtin groups */
5792
5793 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
5794 return NT_STATUS_SPECIAL_ACCOUNT;
5795 }
5796
5797 if (!sid_check_is_in_our_domain(&ainfo->sid))
5798 return NT_STATUS_NO_SUCH_ALIAS;
5799
5800 DEBUG(10, ("lookup on Local SID\n"));
5801
5802 /******** BEGIN SeAddUsers BLOCK *********/
5803
5804 become_root();
5805 /* Have passdb delete the alias */
5806 status = pdb_delete_alias(&ainfo->sid);
5807 unbecome_root();
5808
5809 /******** END SeAddUsers BLOCK *********/
5810
5811 if ( !NT_STATUS_IS_OK(status))
5812 return status;
5813
5814 force_flush_samr_cache(&ainfo->sid);
5815
5816 if (!close_policy_hnd(p, r->in.alias_handle))
5817 return NT_STATUS_OBJECT_NAME_INVALID;
5818
5819 return NT_STATUS_OK;
5820 }
5821
5822 /*********************************************************************
5823 _samr_CreateDomainGroup
5824 *********************************************************************/
5825
5826 NTSTATUS _samr_CreateDomainGroup(pipes_struct *p,
5827 struct samr_CreateDomainGroup *r)
5828
5829 {
5830 NTSTATUS status;
5831 const char *name;
5832 struct samr_domain_info *dinfo;
5833 struct samr_group_info *ginfo;
5834
5835 dinfo = policy_handle_find(p, r->in.domain_handle,
5836 SAMR_DOMAIN_ACCESS_CREATE_GROUP, NULL,
5837 struct samr_domain_info, &status);
5838 if (!NT_STATUS_IS_OK(status)) {
5839 return status;
5840 }
5841
5842 if (!sid_check_is_domain(&dinfo->sid)) {
5843 return NT_STATUS_ACCESS_DENIED;
5844 }
5845
5846 name = r->in.name->string;
5847 if (name == NULL) {
5848 return NT_STATUS_NO_MEMORY;
5849 }
5850
5851 status = can_create(p->mem_ctx, name);
5852 if (!NT_STATUS_IS_OK(status)) {
5853 return status;
5854 }
5855
5856 /******** BEGIN SeAddUsers BLOCK *********/
5857
5858 become_root();
5859 /* check that we successfully create the UNIX group */
5860 status = pdb_create_dom_group(p->mem_ctx, name, r->out.rid);
5861 unbecome_root();
5862
5863 /******** END SeAddUsers BLOCK *********/
5864
5865 /* check if we should bail out here */
5866
5867 if ( !NT_STATUS_IS_OK(status) )
5868 return status;
5869
5870 ginfo = policy_handle_create(p, r->out.group_handle,
5871 GENERIC_RIGHTS_GROUP_ALL_ACCESS,
5872 struct samr_group_info, &status);
5873 if (!NT_STATUS_IS_OK(status)) {
5874 return status;
5875 }
5876 sid_compose(&ginfo->sid, &dinfo->sid, *r->out.rid);
5877
5878 force_flush_samr_cache(&dinfo->sid);
5879
5880 return NT_STATUS_OK;
5881 }
5882
5883 /*********************************************************************
5884 _samr_CreateDomAlias
5885 *********************************************************************/
5886
5887 NTSTATUS _samr_CreateDomAlias(pipes_struct *p,
5888 struct samr_CreateDomAlias *r)
5889 {
5890 DOM_SID info_sid;
5891 const char *name = NULL;
5892 struct samr_domain_info *dinfo;
5893 struct samr_alias_info *ainfo;
5894 gid_t gid;
5895 NTSTATUS result;
5896
5897 dinfo = policy_handle_find(p, r->in.domain_handle,
5898 SAMR_DOMAIN_ACCESS_CREATE_ALIAS, NULL,
5899 struct samr_domain_info, &result);
5900 if (!NT_STATUS_IS_OK(result)) {
5901 return result;
5902 }
5903
5904 if (!sid_check_is_domain(&dinfo->sid)) {
5905 return NT_STATUS_ACCESS_DENIED;
5906 }
5907
5908 name = r->in.alias_name->string;
5909
5910 result = can_create(p->mem_ctx, name);
5911 if (!NT_STATUS_IS_OK(result)) {
5912 return result;
5913 }
5914
5915 /******** BEGIN SeAddUsers BLOCK *********/
5916
5917 become_root();
5918 /* Have passdb create the alias */
5919 result = pdb_create_alias(name, r->out.rid);
5920 unbecome_root();
5921
5922 /******** END SeAddUsers BLOCK *********/
5923
5924 if (!NT_STATUS_IS_OK(result)) {
5925 DEBUG(10, ("pdb_create_alias failed: %s\n",
5926 nt_errstr(result)));
5927 return result;
5928 }
5929
5930 sid_compose(&info_sid, &dinfo->sid, *r->out.rid);
5931
5932 if (!sid_to_gid(&info_sid, &gid)) {
5933 DEBUG(10, ("Could not find alias just created\n"));
5934 return NT_STATUS_ACCESS_DENIED;
5935 }
5936
5937 /* check if the group has been successfully created */
5938 if ( getgrgid(gid) == NULL ) {
5939 DEBUG(10, ("getgrgid(%u) of just created alias failed\n",
5940 (unsigned int)gid));
5941 return NT_STATUS_ACCESS_DENIED;
5942 }
5943
5944 ainfo = policy_handle_create(p, r->out.alias_handle,
5945 GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
5946 struct samr_alias_info, &result);
5947 if (!NT_STATUS_IS_OK(result)) {
5948 return result;
5949 }
5950 ainfo->sid = info_sid;
5951
5952 force_flush_samr_cache(&info_sid);
5953
5954 return NT_STATUS_OK;
5955 }
5956
5957 /*********************************************************************
5958 _samr_QueryGroupInfo
5959 *********************************************************************/
5960
5961 NTSTATUS _samr_QueryGroupInfo(pipes_struct *p,
5962 struct samr_QueryGroupInfo *r)
5963 {
5964 struct samr_group_info *ginfo;
5965 NTSTATUS status;
5966 GROUP_MAP map;
5967 union samr_GroupInfo *info = NULL;
5968 bool ret;
5969 uint32_t attributes = SE_GROUP_MANDATORY |
5970 SE_GROUP_ENABLED_BY_DEFAULT |
5971 SE_GROUP_ENABLED;
5972 const char *group_name = NULL;
5973 const char *group_description = NULL;
5974
5975 ginfo = policy_handle_find(p, r->in.group_handle,
5976 SAMR_GROUP_ACCESS_LOOKUP_INFO, NULL,
5977 struct samr_group_info, &status);
5978 if (!NT_STATUS_IS_OK(status)) {
5979 return status;
5980 }
5981
5982 become_root();
5983 ret = get_domain_group_from_sid(ginfo->sid, &map);
5984 unbecome_root();
5985 if (!ret)
5986 return NT_STATUS_INVALID_HANDLE;
5987
5988 /* FIXME: map contains fstrings */
5989 group_name = talloc_strdup(r, map.nt_name);
5990 group_description = talloc_strdup(r, map.comment);
5991
5992 info = TALLOC_ZERO_P(p->mem_ctx, union samr_GroupInfo);
5993 if (!info) {
5994 return NT_STATUS_NO_MEMORY;
5995 }
5996
5997 switch (r->in.level) {
5998 case 1: {
5999 uint32 *members;
6000 size_t num_members;
6001
6002 become_root();
6003 status = pdb_enum_group_members(
6004 p->mem_ctx, &ginfo->sid, &members,
6005 &num_members);
6006 unbecome_root();
6007
6008 if (!NT_STATUS_IS_OK(status)) {
6009 return status;
6010 }
6011
6012 info->all.name.string = group_name;
6013 info->all.attributes = attributes;
6014 info->all.num_members = num_members;
6015 info->all.description.string = group_description;
6016 break;
6017 }
6018 case 2:
6019 info->name.string = group_name;
6020 break;
6021 case 3:
6022 info->attributes.attributes = attributes;
6023 break;
6024 case 4:
6025 info->description.string = group_description;
6026 break;
6027 case 5: {
6028 /*
6029 uint32 *members;
6030 size_t num_members;
6031 */
6032
6033 /*
6034 become_root();
6035 status = pdb_enum_group_members(
6036 p->mem_ctx, &ginfo->sid, &members,
6037 &num_members);
6038 unbecome_root();
6039
6040 if (!NT_STATUS_IS_OK(status)) {
6041 return status;
6042 }
6043 */
6044 info->all2.name.string = group_name;
6045 info->all2.attributes = attributes;
6046 info->all2.num_members = 0; /* num_members - in w2k3 this is always 0 */
6047 info->all2.description.string = group_description;
6048
6049 break;
6050 }
6051 default:
6052 return NT_STATUS_INVALID_INFO_CLASS;
6053 }
6054
6055 *r->out.info = info;
6056
6057 return NT_STATUS_OK;
6058 }
6059
6060 /*********************************************************************
6061 _samr_SetGroupInfo
6062 *********************************************************************/
6063
6064 NTSTATUS _samr_SetGroupInfo(pipes_struct *p,
6065 struct samr_SetGroupInfo *r)
6066 {
6067 struct samr_group_info *ginfo;
6068 GROUP_MAP map;
6069 NTSTATUS status;
6070 bool ret;
6071
6072 ginfo = policy_handle_find(p, r->in.group_handle,
6073 SAMR_GROUP_ACCESS_SET_INFO, NULL,
6074 struct samr_group_info, &status);
6075 if (!NT_STATUS_IS_OK(status)) {
6076 return status;
6077 }
6078
6079 become_root();
6080 ret = get_domain_group_from_sid(ginfo->sid, &map);
6081 unbecome_root();
6082 if (!ret)
6083 return NT_STATUS_NO_SUCH_GROUP;
6084
6085 switch (r->in.level) {
6086 case 2:
6087 fstrcpy(map.nt_name, r->in.info->name.string);
6088 break;
6089 case 3:
6090 break;
6091 case 4:
6092 fstrcpy(map.comment, r->in.info->description.string);
6093 break;
6094 default:
6095 return NT_STATUS_INVALID_INFO_CLASS;
6096 }
6097
6098 /******** BEGIN SeAddUsers BLOCK *********/
6099
6100 become_root();
6101 status = pdb_update_group_mapping_entry(&map);
6102 unbecome_root();
6103
6104 /******** End SeAddUsers BLOCK *********/
6105
6106 if (NT_STATUS_IS_OK(status)) {
6107 force_flush_samr_cache(&ginfo->sid);
6108 }
6109
6110 return status;
6111 }
6112
6113 /*********************************************************************
6114 _samr_SetAliasInfo
6115 *********************************************************************/
6116
6117 NTSTATUS _samr_SetAliasInfo(pipes_struct *p,
6118 struct samr_SetAliasInfo *r)
6119 {
6120 struct samr_alias_info *ainfo;
6121 struct acct_info info;
6122 NTSTATUS status;
6123
6124 ainfo = policy_handle_find(p, r->in.alias_handle,
6125 SAMR_ALIAS_ACCESS_SET_INFO, NULL,
6126 struct samr_alias_info, &status);
6127 if (!NT_STATUS_IS_OK(status)) {
6128 return status;
6129 }
6130
6131 /* get the current group information */
6132
6133 become_root();
6134 status = pdb_get_aliasinfo( &ainfo->sid, &info );
6135 unbecome_root();
6136
6137 if ( !NT_STATUS_IS_OK(status))
6138 return status;
6139
6140 switch (r->in.level) {
6141 case ALIASINFONAME:
6142 {
6143 fstring group_name;
6144
6145 /* We currently do not support renaming groups in the
6146 the BUILTIN domain. Refer to util_builtin.c to understand
6147 why. The eventually needs to be fixed to be like Windows
6148 where you can rename builtin groups, just not delete them */
6149
6150 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
6151 return NT_STATUS_SPECIAL_ACCOUNT;
6152 }
6153
6154 /* There has to be a valid name (and it has to be different) */
6155
6156 if ( !r->in.info->name.string )
6157 return NT_STATUS_INVALID_PARAMETER;
6158
6159 /* If the name is the same just reply "ok". Yes this
6160 doesn't allow you to change the case of a group name. */
6161
6162 if ( strequal( r->in.info->name.string, info.acct_name ) )
6163 return NT_STATUS_OK;
6164
6165 fstrcpy( info.acct_name, r->in.info->name.string);
6166
6167 /* make sure the name doesn't already exist as a user
6168 or local group */
6169
6170 fstr_sprintf( group_name, "%s\\%s", global_myname(), info.acct_name );
6171 status = can_create( p->mem_ctx, group_name );
6172 if ( !NT_STATUS_IS_OK( status ) )
6173 return status;
6174 break;
6175 }
6176 case ALIASINFODESCRIPTION:
6177 if (r->in.info->description.string) {
6178 fstrcpy(info.acct_desc,
6179 r->in.info->description.string);
6180 } else {
6181 fstrcpy( info.acct_desc, "" );
6182 }
6183 break;
6184 default:
6185 return NT_STATUS_INVALID_INFO_CLASS;
6186 }
6187
6188 /******** BEGIN SeAddUsers BLOCK *********/
6189
6190 become_root();
6191 status = pdb_set_aliasinfo( &ainfo->sid, &info );
6192 unbecome_root();
6193
6194 /******** End SeAddUsers BLOCK *********/
6195
6196 if (NT_STATUS_IS_OK(status))
6197 force_flush_samr_cache(&ainfo->sid);
6198
6199 return status;
6200 }
6201
6202 /****************************************************************
6203 _samr_GetDomPwInfo
6204 ****************************************************************/
6205
6206 NTSTATUS _samr_GetDomPwInfo(pipes_struct *p,
6207 struct samr_GetDomPwInfo *r)
6208 {
6209 uint32_t min_password_length = 0;
6210 uint32_t password_properties = 0;
6211
6212 /* Perform access check. Since this rpc does not require a
6213 policy handle it will not be caught by the access checks on
6214 SAMR_CONNECT or SAMR_CONNECT_ANON. */
6215
6216 if (!pipe_access_check(p)) {
6217 DEBUG(3, ("access denied to _samr_GetDomPwInfo\n"));
6218 return NT_STATUS_ACCESS_DENIED;
6219 }
6220
6221 become_root();
6222 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
6223 &min_password_length);
6224 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
6225 &password_properties);
6226 unbecome_root();
6227
6228 if (lp_check_password_script() && *lp_check_password_script()) {
6229 password_properties |= DOMAIN_PASSWORD_COMPLEX;
6230 }
6231
6232 r->out.info->min_password_length = min_password_length;
6233 r->out.info->password_properties = password_properties;
6234
6235 return NT_STATUS_OK;
6236 }
6237
6238 /*********************************************************************
6239 _samr_OpenGroup
6240 *********************************************************************/
6241
6242 NTSTATUS _samr_OpenGroup(pipes_struct *p,
6243 struct samr_OpenGroup *r)
6244
6245 {
6246 DOM_SID info_sid;
6247 GROUP_MAP map;
6248 struct samr_domain_info *dinfo;
6249 struct samr_group_info *ginfo;
6250 struct security_descriptor *psd = NULL;
6251 uint32 acc_granted;
6252 uint32 des_access = r->in.access_mask;
6253 size_t sd_size;
6254 NTSTATUS status;
6255 bool ret;
6256 SE_PRIV se_rights;
6257
6258 dinfo = policy_handle_find(p, r->in.domain_handle,
6259 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
6260 struct samr_domain_info, &status);
6261 if (!NT_STATUS_IS_OK(status)) {
6262 return status;
6263 }
6264
6265 /*check if access can be granted as requested by client. */
6266 map_max_allowed_access(p->server_info->ptok,
6267 &p->server_info->utok,
6268 &des_access);
6269
6270 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &grp_generic_mapping, NULL, 0);
6271 se_map_generic(&des_access,&grp_generic_mapping);
6272
6273 se_priv_copy( &se_rights, &se_add_users );
6274
6275 status = access_check_object(psd, p->server_info->ptok,
6276 &se_rights, GENERIC_RIGHTS_GROUP_ALL_ACCESS,
6277 des_access, &acc_granted, "_samr_OpenGroup");
6278
6279 if ( !NT_STATUS_IS_OK(status) )
6280 return status;
6281
6282 /* this should not be hard-coded like this */
6283
6284 if (!sid_check_is_domain(&dinfo->sid)) {
6285 return NT_STATUS_ACCESS_DENIED;
6286 }
6287
6288 sid_compose(&info_sid, &dinfo->sid, r->in.rid);
6289
6290 DEBUG(10, ("_samr_OpenGroup:Opening SID: %s\n",
6291 sid_string_dbg(&info_sid)));
6292
6293 /* check if that group really exists */
6294 become_root();
6295 ret = get_domain_group_from_sid(info_sid, &map);
6296 unbecome_root();
6297 if (!ret)
6298 return NT_STATUS_NO_SUCH_GROUP;
6299
6300 ginfo = policy_handle_create(p, r->out.group_handle,
6301 acc_granted,
6302 struct samr_group_info, &status);
6303 if (!NT_STATUS_IS_OK(status)) {
6304 return status;
6305 }
6306 ginfo->sid = info_sid;
6307
6308 return NT_STATUS_OK;
6309 }
6310
6311 /*********************************************************************
6312 _samr_RemoveMemberFromForeignDomain
6313 *********************************************************************/
6314
6315 NTSTATUS _samr_RemoveMemberFromForeignDomain(pipes_struct *p,
6316 struct samr_RemoveMemberFromForeignDomain *r)
6317 {
6318 struct samr_domain_info *dinfo;
6319 NTSTATUS result;
6320
6321 DEBUG(5,("_samr_RemoveMemberFromForeignDomain: removing SID [%s]\n",
6322 sid_string_dbg(r->in.sid)));
6323
6324 /* Find the policy handle. Open a policy on it. */
6325
6326 dinfo = policy_handle_find(p, r->in.domain_handle,
6327 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
6328 struct samr_domain_info, &result);
6329 if (!NT_STATUS_IS_OK(result)) {
6330 return result;
6331 }
6332
6333 DEBUG(8, ("_samr_RemoveMemberFromForeignDomain: sid is %s\n",
6334 sid_string_dbg(&dinfo->sid)));
6335
6336 /* we can only delete a user from a group since we don't have
6337 nested groups anyways. So in the latter case, just say OK */
6338
6339 /* TODO: The above comment nowadays is bogus. Since we have nested
6340 * groups now, and aliases members are never reported out of the unix
6341 * group membership, the "just say OK" makes this call a no-op. For
6342 * us. This needs fixing however. */
6343
6344 /* I've only ever seen this in the wild when deleting a user from
6345 * usrmgr.exe. domain_sid is the builtin domain, and the sid to delete
6346 * is the user about to be deleted. I very much suspect this is the
6347 * only application of this call. To verify this, let people report
6348 * other cases. */
6349
6350 if (!sid_check_is_builtin(&dinfo->sid)) {
6351 DEBUG(1,("_samr_RemoveMemberFromForeignDomain: domain_sid = %s, "
6352 "global_sam_sid() = %s\n",
6353 sid_string_dbg(&dinfo->sid),
6354 sid_string_dbg(get_global_sam_sid())));
6355 DEBUGADD(1,("please report to samba-technical@samba.org!\n"));
6356 return NT_STATUS_OK;
6357 }
6358
6359 force_flush_samr_cache(&dinfo->sid);
6360
6361 result = NT_STATUS_OK;
6362
6363 return result;
6364 }
6365
6366 /*******************************************************************
6367 _samr_QueryDomainInfo2
6368 ********************************************************************/
6369
6370 NTSTATUS _samr_QueryDomainInfo2(pipes_struct *p,
6371 struct samr_QueryDomainInfo2 *r)
6372 {
6373 struct samr_QueryDomainInfo q;
6374
6375 q.in.domain_handle = r->in.domain_handle;
6376 q.in.level = r->in.level;
6377
6378 q.out.info = r->out.info;
6379
6380 return _samr_QueryDomainInfo(p, &q);
6381 }
6382
6383 /*******************************************************************
6384 ********************************************************************/
6385
6386 static NTSTATUS set_dom_info_1(TALLOC_CTX *mem_ctx,
6387 struct samr_DomInfo1 *r)
6388 {
6389 time_t u_expire, u_min_age;
6390
6391 u_expire = nt_time_to_unix_abs((NTTIME *)&r->max_password_age);
6392 u_min_age = nt_time_to_unix_abs((NTTIME *)&r->min_password_age);
6393
6394 pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
6395 (uint32_t)r->min_password_length);
6396 pdb_set_account_policy(PDB_POLICY_PASSWORD_HISTORY,
6397 (uint32_t)r->password_history_length);
6398 pdb_set_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
6399 (uint32_t)r->password_properties);
6400 pdb_set_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, (int)u_expire);
6401 pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, (int)u_min_age);
6402
6403 return NT_STATUS_OK;
6404 }
6405
6406 /*******************************************************************
6407 ********************************************************************/
6408
6409 static NTSTATUS set_dom_info_3(TALLOC_CTX *mem_ctx,
6410 struct samr_DomInfo3 *r)
6411 {
6412 time_t u_logout;
6413
6414 u_logout = nt_time_to_unix_abs((NTTIME *)&r->force_logoff_time);
6415
6416 pdb_set_account_policy(PDB_POLICY_TIME_TO_LOGOUT, (int)u_logout);
6417
6418 return NT_STATUS_OK;
6419 }
6420
6421 /*******************************************************************
6422 ********************************************************************/
6423
6424 static NTSTATUS set_dom_info_12(TALLOC_CTX *mem_ctx,
6425 struct samr_DomInfo12 *r)
6426 {
6427 time_t u_lock_duration, u_reset_time;
6428
6429 u_lock_duration = nt_time_to_unix_abs((NTTIME *)&r->lockout_duration);
6430 if (u_lock_duration != -1) {
6431 u_lock_duration /= 60;
6432 }
6433
6434 u_reset_time = nt_time_to_unix_abs((NTTIME *)&r->lockout_window)/60;
6435
6436 pdb_set_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, (int)u_lock_duration);
6437 pdb_set_account_policy(PDB_POLICY_RESET_COUNT_TIME, (int)u_reset_time);
6438 pdb_set_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT,
6439 (uint32_t)r->lockout_threshold);
6440
6441 return NT_STATUS_OK;
6442 }
6443
6444 /*******************************************************************
6445 _samr_SetDomainInfo
6446 ********************************************************************/
6447
6448 NTSTATUS _samr_SetDomainInfo(pipes_struct *p,
6449 struct samr_SetDomainInfo *r)
6450 {
6451 struct samr_domain_info *dinfo;
6452 NTSTATUS status;
6453 uint32_t acc_required = 0;
6454
6455 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
6456
6457 switch (r->in.level) {
6458 case 1: /* DomainPasswordInformation */
6459 case 12: /* DomainLockoutInformation */
6460 /* DOMAIN_WRITE_PASSWORD_PARAMETERS */
6461 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_1;
6462 break;
6463 case 3: /* DomainLogoffInformation */
6464 case 4: /* DomainOemInformation */
6465 /* DOMAIN_WRITE_OTHER_PARAMETERS */
6466 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_2;
6467 break;
6468 case 6: /* DomainReplicationInformation */
6469 case 9: /* DomainStateInformation */
6470 case 7: /* DomainServerRoleInformation */
6471 /* DOMAIN_ADMINISTER_SERVER */
6472 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_3;
6473 break;
6474 default:
6475 return NT_STATUS_INVALID_INFO_CLASS;
6476 }
6477
6478 dinfo = policy_handle_find(p, r->in.domain_handle,
6479 acc_required, NULL,
6480 struct samr_domain_info, &status);
6481 if (!NT_STATUS_IS_OK(status)) {
6482 return status;
6483 }
6484
6485 DEBUG(5,("_samr_SetDomainInfo: level: %d\n", r->in.level));
6486
6487 switch (r->in.level) {
6488 case 1:
6489 status = set_dom_info_1(p->mem_ctx, &r->in.info->info1);
6490 break;
6491 case 3:
6492 status = set_dom_info_3(p->mem_ctx, &r->in.info->info3);
6493 break;
6494 case 4:
6495 break;
6496 case 6:
6497 break;
6498 case 7:
6499 break;
6500 case 9:
6501 break;
6502 case 12:
6503 status = set_dom_info_12(p->mem_ctx, &r->in.info->info12);
6504 break;
6505 default:
6506 return NT_STATUS_INVALID_INFO_CLASS;
6507 }
6508
6509 if (!NT_STATUS_IS_OK(status)) {
6510 return status;
6511 }
6512
6513 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
6514
6515 return NT_STATUS_OK;
6516 }
6517
6518 /****************************************************************
6519 _samr_GetDisplayEnumerationIndex
6520 ****************************************************************/
6521
6522 NTSTATUS _samr_GetDisplayEnumerationIndex(pipes_struct *p,
6523 struct samr_GetDisplayEnumerationIndex *r)
6524 {
6525 struct samr_domain_info *dinfo;
6526 uint32_t max_entries = (uint32_t) -1;
6527 uint32_t enum_context = 0;
6528 int i;
6529 uint32_t num_account = 0;
6530 struct samr_displayentry *entries = NULL;
6531 NTSTATUS status;
6532
6533 DEBUG(5,("_samr_GetDisplayEnumerationIndex: %d\n", __LINE__));
6534
6535 dinfo = policy_handle_find(p, r->in.domain_handle,
6536 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
6537 struct samr_domain_info, &status);
6538 if (!NT_STATUS_IS_OK(status)) {
6539 return status;
6540 }
6541
6542 if ((r->in.level < 1) || (r->in.level > 3)) {
6543 DEBUG(0,("_samr_GetDisplayEnumerationIndex: "
6544 "Unknown info level (%u)\n",
6545 r->in.level));
6546 return NT_STATUS_INVALID_INFO_CLASS;
6547 }
6548
6549 become_root();
6550
6551 /* The following done as ROOT. Don't return without unbecome_root(). */
6552
6553 switch (r->in.level) {
6554 case 1:
6555 if (dinfo->disp_info->users == NULL) {
6556 dinfo->disp_info->users = pdb_search_users(
6557 dinfo->disp_info, ACB_NORMAL);
6558 if (dinfo->disp_info->users == NULL) {
6559 unbecome_root();
6560 return NT_STATUS_ACCESS_DENIED;
6561 }
6562 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6563 "starting user enumeration at index %u\n",
6564 (unsigned int)enum_context));
6565 } else {
6566 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6567 "using cached user enumeration at index %u\n",
6568 (unsigned int)enum_context));
6569 }
6570 num_account = pdb_search_entries(dinfo->disp_info->users,
6571 enum_context, max_entries,
6572 &entries);
6573 break;
6574 case 2:
6575 if (dinfo->disp_info->machines == NULL) {
6576 dinfo->disp_info->machines = pdb_search_users(
6577 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
6578 if (dinfo->disp_info->machines == NULL) {
6579 unbecome_root();
6580 return NT_STATUS_ACCESS_DENIED;
6581 }
6582 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6583 "starting machine enumeration at index %u\n",
6584 (unsigned int)enum_context));
6585 } else {
6586 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6587 "using cached machine enumeration at index %u\n",
6588 (unsigned int)enum_context));
6589 }
6590 num_account = pdb_search_entries(dinfo->disp_info->machines,
6591 enum_context, max_entries,
6592 &entries);
6593 break;
6594 case 3:
6595 if (dinfo->disp_info->groups == NULL) {
6596 dinfo->disp_info->groups = pdb_search_groups(
6597 dinfo->disp_info);
6598 if (dinfo->disp_info->groups == NULL) {
6599 unbecome_root();
6600 return NT_STATUS_ACCESS_DENIED;
6601 }
6602 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6603 "starting group enumeration at index %u\n",
6604 (unsigned int)enum_context));
6605 } else {
6606 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6607 "using cached group enumeration at index %u\n",
6608 (unsigned int)enum_context));
6609 }
6610 num_account = pdb_search_entries(dinfo->disp_info->groups,
6611 enum_context, max_entries,
6612 &entries);
6613 break;
6614 default:
6615 unbecome_root();
6616 smb_panic("info class changed");
6617 break;
6618 }
6619
6620 unbecome_root();
6621
6622 /* Ensure we cache this enumeration. */
6623 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
6624
6625 DEBUG(10,("_samr_GetDisplayEnumerationIndex: looking for :%s\n",
6626 r->in.name->string));
6627
6628 for (i=0; i<num_account; i++) {
6629 if (strequal(entries[i].account_name, r->in.name->string)) {
6630 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6631 "found %s at idx %d\n",
6632 r->in.name->string, i));
6633 *r->out.idx = i;
6634 return NT_STATUS_OK;
6635 }
6636 }
6637
6638 /* assuming account_name lives at the very end */
6639 *r->out.idx = num_account;
6640
6641 return NT_STATUS_NO_MORE_ENTRIES;
6642 }
6643
6644 /****************************************************************
6645 _samr_GetDisplayEnumerationIndex2
6646 ****************************************************************/
6647
6648 NTSTATUS _samr_GetDisplayEnumerationIndex2(pipes_struct *p,
6649 struct samr_GetDisplayEnumerationIndex2 *r)
6650 {
6651 struct samr_GetDisplayEnumerationIndex q;
6652
6653 q.in.domain_handle = r->in.domain_handle;
6654 q.in.level = r->in.level;
6655 q.in.name = r->in.name;
6656
6657 q.out.idx = r->out.idx;
6658
6659 return _samr_GetDisplayEnumerationIndex(p, &q);
6660 }
6661
6662 /****************************************************************
6663 _samr_RidToSid
6664 ****************************************************************/
6665
6666 NTSTATUS _samr_RidToSid(pipes_struct *p,
6667 struct samr_RidToSid *r)
6668 {
6669 struct samr_domain_info *dinfo;
6670 NTSTATUS status;
6671 struct dom_sid sid;
6672
6673 dinfo = policy_handle_find(p, r->in.domain_handle,
6674 0, NULL,
6675 struct samr_domain_info, &status);
6676 if (!NT_STATUS_IS_OK(status)) {
6677 return status;
6678 }
6679
6680 if (!sid_compose(&sid, &dinfo->sid, r->in.rid)) {
6681 return NT_STATUS_NO_MEMORY;
6682 }
6683
6684 *r->out.sid = sid_dup_talloc(p->mem_ctx, &sid);
6685 if (!*r->out.sid) {
6686 return NT_STATUS_NO_MEMORY;
6687 }
6688
6689 return NT_STATUS_OK;
6690 }
6691
6692 /****************************************************************
6693 ****************************************************************/
6694
6695 static enum samr_ValidationStatus samr_ValidatePassword_Change(TALLOC_CTX *mem_ctx,
6696 const struct samr_PwInfo *dom_pw_info,
6697 const struct samr_ValidatePasswordReq2 *req,
6698 struct samr_ValidatePasswordRepCtr *rep)
6699 {
6700 NTSTATUS status;
6701
6702 if (req->password.string == NULL) {
6703 return SAMR_VALIDATION_STATUS_SUCCESS;
6704 }
6705 if (strlen(req->password.string) < dom_pw_info->min_password_length) {
6706 ZERO_STRUCT(rep->info);
6707 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
6708 }
6709 if (dom_pw_info->password_properties & DOMAIN_PASSWORD_COMPLEX) {
6710 status = check_password_complexity(req->account.string,
6711 req->password.string,
6712 NULL);
6713 if (!NT_STATUS_IS_OK(status)) {
6714 ZERO_STRUCT(rep->info);
6715 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
6716 }
6717 }
6718
6719 return SAMR_VALIDATION_STATUS_SUCCESS;
6720 }
6721
6722 /****************************************************************
6723 ****************************************************************/
6724
6725 static enum samr_ValidationStatus samr_ValidatePassword_Reset(TALLOC_CTX *mem_ctx,
6726 const struct samr_PwInfo *dom_pw_info,
6727 const struct samr_ValidatePasswordReq3 *req,
6728 struct samr_ValidatePasswordRepCtr *rep)
6729 {
6730 NTSTATUS status;
6731
6732 if (req->password.string == NULL) {
6733 return SAMR_VALIDATION_STATUS_SUCCESS;
6734 }
6735 if (strlen(req->password.string) < dom_pw_info->min_password_length) {
6736 ZERO_STRUCT(rep->info);
6737 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
6738 }
6739 if (dom_pw_info->password_properties & DOMAIN_PASSWORD_COMPLEX) {
6740 status = check_password_complexity(req->account.string,
6741 req->password.string,
6742 NULL);
6743 if (!NT_STATUS_IS_OK(status)) {
6744 ZERO_STRUCT(rep->info);
6745 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
6746 }
6747 }
6748
6749 return SAMR_VALIDATION_STATUS_SUCCESS;
6750 }
6751
6752 /****************************************************************
6753 _samr_ValidatePassword
6754 ****************************************************************/
6755
6756 NTSTATUS _samr_ValidatePassword(pipes_struct *p,
6757 struct samr_ValidatePassword *r)
6758 {
6759 union samr_ValidatePasswordRep *rep;
6760 NTSTATUS status;
6761 struct samr_GetDomPwInfo pw;
6762 struct samr_PwInfo dom_pw_info;
6763
6764 if (r->in.level < 1 || r->in.level > 3) {
6765 return NT_STATUS_INVALID_INFO_CLASS;
6766 }
6767
6768 pw.in.domain_name = NULL;
6769 pw.out.info = &dom_pw_info;
6770
6771 status = _samr_GetDomPwInfo(p, &pw);
6772 if (!NT_STATUS_IS_OK(status)) {
6773 return status;
6774 }
6775
6776 rep = talloc_zero(p->mem_ctx, union samr_ValidatePasswordRep);
6777 if (!rep) {
6778 return NT_STATUS_NO_MEMORY;
6779 }
6780
6781 switch (r->in.level) {
6782 case 1:
6783 status = NT_STATUS_NOT_SUPPORTED;
6784 break;
6785 case 2:
6786 rep->ctr2.status = samr_ValidatePassword_Change(p->mem_ctx,
6787 &dom_pw_info,
6788 &r->in.req->req2,
6789 &rep->ctr2);
6790 break;
6791 case 3:
6792 rep->ctr3.status = samr_ValidatePassword_Reset(p->mem_ctx,
6793 &dom_pw_info,
6794 &r->in.req->req3,
6795 &rep->ctr3);
6796 break;
6797 default:
6798 status = NT_STATUS_INVALID_INFO_CLASS;
6799 break;
6800 }
6801
6802 if (!NT_STATUS_IS_OK(status)) {
6803 talloc_free(rep);
6804 return status;
6805 }
6806
6807 *r->out.rep = rep;
6808
6809 return NT_STATUS_OK;
6810 }
6811
6812 /****************************************************************
6813 ****************************************************************/
6814
6815 NTSTATUS _samr_Shutdown(pipes_struct *p,
6816 struct samr_Shutdown *r)
6817 {
6818 p->rng_fault_state = true;
6819 return NT_STATUS_NOT_IMPLEMENTED;
6820 }
6821
6822 /****************************************************************
6823 ****************************************************************/
6824
6825 NTSTATUS _samr_SetMemberAttributesOfGroup(pipes_struct *p,
6826 struct samr_SetMemberAttributesOfGroup *r)
6827 {
6828 p->rng_fault_state = true;
6829 return NT_STATUS_NOT_IMPLEMENTED;
6830 }
6831
6832 /****************************************************************
6833 ****************************************************************/
6834
6835 NTSTATUS _samr_TestPrivateFunctionsDomain(pipes_struct *p,
6836 struct samr_TestPrivateFunctionsDomain *r)
6837 {
6838 return NT_STATUS_NOT_IMPLEMENTED;
6839 }
6840
6841 /****************************************************************
6842 ****************************************************************/
6843
6844 NTSTATUS _samr_TestPrivateFunctionsUser(pipes_struct *p,
6845 struct samr_TestPrivateFunctionsUser *r)
6846 {
6847 return NT_STATUS_NOT_IMPLEMENTED;
6848 }
6849
6850 /****************************************************************
6851 ****************************************************************/
6852
6853 NTSTATUS _samr_AddMultipleMembersToAlias(pipes_struct *p,
6854 struct samr_AddMultipleMembersToAlias *r)
6855 {
6856 p->rng_fault_state = true;
6857 return NT_STATUS_NOT_IMPLEMENTED;
6858 }
6859
6860 /****************************************************************
6861 ****************************************************************/
6862
6863 NTSTATUS _samr_RemoveMultipleMembersFromAlias(pipes_struct *p,
6864 struct samr_RemoveMultipleMembersFromAlias *r)
6865 {
6866 p->rng_fault_state = true;
6867 return NT_STATUS_NOT_IMPLEMENTED;
6868 }
6869
6870 /****************************************************************
6871 ****************************************************************/
6872
6873 NTSTATUS _samr_SetBootKeyInformation(pipes_struct *p,
6874 struct samr_SetBootKeyInformation *r)
6875 {
6876 p->rng_fault_state = true;
6877 return NT_STATUS_NOT_IMPLEMENTED;
6878 }
6879
6880 /****************************************************************
6881 ****************************************************************/
6882
6883 NTSTATUS _samr_GetBootKeyInformation(pipes_struct *p,
6884 struct samr_GetBootKeyInformation *r)
6885 {
6886 p->rng_fault_state = true;
6887 return NT_STATUS_NOT_IMPLEMENTED;
6888 }
6889
6890 /****************************************************************
6891 ****************************************************************/
6892
6893 NTSTATUS _samr_SetDsrmPassword(pipes_struct *p,
6894 struct samr_SetDsrmPassword *r)
6895 {
6896 p->rng_fault_state = true;
6897 return NT_STATUS_NOT_IMPLEMENTED;
6898 }