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s3:smbd map_username() doesn't need sconn anymore
[Samba/ekacnet.git] / source3 / rpc_server / srv_samr_nt.c
blob30c5c5e839a1dae3132b7f45fdfaea557e9a4c08
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 struct 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 struct dom_sid *sid, uint32 sid_access )
128 {
129 struct 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 struct 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, struct 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 NTSTATUS status;
1926 fstring user_name;
1927 fstring wks;
1928
1929 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1930
1931 fstrcpy(user_name, r->in.account->string);
1932 fstrcpy(wks, r->in.server->string);
1933
1934 DEBUG(5,("_samr_ChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1935
1936 /*
1937 * Pass the user through the NT -> unix user mapping
1938 * function.
1939 */
1940
1941 (void)map_username(user_name);
1942
1943 /*
1944 * UNIX username case mangling not required, pass_oem_change
1945 * is case insensitive.
1946 */
1947
1948 status = pass_oem_change(user_name,
1949 r->in.lm_password->data,
1950 r->in.lm_verifier->hash,
1951 r->in.nt_password->data,
1952 r->in.nt_verifier->hash,
1953 NULL);
1954
1955 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1956
1957 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
1958 return NT_STATUS_WRONG_PASSWORD;
1959 }
1960
1961 return status;
1962 }
1963
1964 /****************************************************************
1965 _samr_OemChangePasswordUser2
1966 ****************************************************************/
1967
1968 NTSTATUS _samr_OemChangePasswordUser2(pipes_struct *p,
1969 struct samr_OemChangePasswordUser2 *r)
1970 {
1971 NTSTATUS status;
1972 fstring user_name;
1973 const char *wks = NULL;
1974
1975 DEBUG(5,("_samr_OemChangePasswordUser2: %d\n", __LINE__));
1976
1977 fstrcpy(user_name, r->in.account->string);
1978 if (r->in.server && r->in.server->string) {
1979 wks = r->in.server->string;
1980 }
1981
1982 DEBUG(5,("_samr_OemChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1983
1984 /*
1985 * Pass the user through the NT -> unix user mapping
1986 * function.
1987 */
1988
1989 (void)map_username(user_name);
1990
1991 /*
1992 * UNIX username case mangling not required, pass_oem_change
1993 * is case insensitive.
1994 */
1995
1996 if (!r->in.hash || !r->in.password) {
1997 return NT_STATUS_INVALID_PARAMETER;
1998 }
1999
2000 status = pass_oem_change(user_name,
2001 r->in.password->data,
2002 r->in.hash->hash,
2003 0,
2004 0,
2005 NULL);
2006
2007 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
2008 return NT_STATUS_WRONG_PASSWORD;
2009 }
2010
2011 DEBUG(5,("_samr_OemChangePasswordUser2: %d\n", __LINE__));
2012
2013 return status;
2014 }
2015
2016 /*******************************************************************
2017 _samr_ChangePasswordUser3
2018 ********************************************************************/
2019
2020 NTSTATUS _samr_ChangePasswordUser3(pipes_struct *p,
2021 struct samr_ChangePasswordUser3 *r)
2022 {
2023 NTSTATUS status;
2024 fstring user_name;
2025 const char *wks = NULL;
2026 enum samPwdChangeReason reject_reason;
2027 struct samr_DomInfo1 *dominfo = NULL;
2028 struct userPwdChangeFailureInformation *reject = NULL;
2029 uint32_t tmp;
2030
2031 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
2032
2033 fstrcpy(user_name, r->in.account->string);
2034 if (r->in.server && r->in.server->string) {
2035 wks = r->in.server->string;
2036 }
2037
2038 DEBUG(5,("_samr_ChangePasswordUser3: user: %s wks: %s\n", user_name, wks));
2039
2040 /*
2041 * Pass the user through the NT -> unix user mapping
2042 * function.
2043 */
2044
2045 (void)map_username(user_name);
2046
2047 /*
2048 * UNIX username case mangling not required, pass_oem_change
2049 * is case insensitive.
2050 */
2051
2052 status = pass_oem_change(user_name,
2053 r->in.lm_password->data,
2054 r->in.lm_verifier->hash,
2055 r->in.nt_password->data,
2056 r->in.nt_verifier->hash,
2057 &reject_reason);
2058 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
2059 return NT_STATUS_WRONG_PASSWORD;
2060 }
2061
2062 if (NT_STATUS_EQUAL(status, NT_STATUS_PASSWORD_RESTRICTION) ||
2063 NT_STATUS_EQUAL(status, NT_STATUS_ACCOUNT_RESTRICTION)) {
2064
2065 time_t u_expire, u_min_age;
2066 uint32 account_policy_temp;
2067
2068 dominfo = TALLOC_ZERO_P(p->mem_ctx, struct samr_DomInfo1);
2069 if (!dominfo) {
2070 return NT_STATUS_NO_MEMORY;
2071 }
2072
2073 reject = TALLOC_ZERO_P(p->mem_ctx,
2074 struct userPwdChangeFailureInformation);
2075 if (!reject) {
2076 return NT_STATUS_NO_MEMORY;
2077 }
2078
2079 become_root();
2080
2081 /* AS ROOT !!! */
2082
2083 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN, &tmp);
2084 dominfo->min_password_length = tmp;
2085
2086 pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &tmp);
2087 dominfo->password_history_length = tmp;
2088
2089 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
2090 &dominfo->password_properties);
2091
2092 pdb_get_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, &account_policy_temp);
2093 u_expire = account_policy_temp;
2094
2095 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, &account_policy_temp);
2096 u_min_age = account_policy_temp;
2097
2098 /* !AS ROOT */
2099
2100 unbecome_root();
2101
2102 unix_to_nt_time_abs((NTTIME *)&dominfo->max_password_age, u_expire);
2103 unix_to_nt_time_abs((NTTIME *)&dominfo->min_password_age, u_min_age);
2104
2105 if (lp_check_password_script() && *lp_check_password_script()) {
2106 dominfo->password_properties |= DOMAIN_PASSWORD_COMPLEX;
2107 }
2108
2109 reject->extendedFailureReason = reject_reason;
2110
2111 *r->out.dominfo = dominfo;
2112 *r->out.reject = reject;
2113 }
2114
2115 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
2116
2117 return status;
2118 }
2119
2120 /*******************************************************************
2121 makes a SAMR_R_LOOKUP_RIDS structure.
2122 ********************************************************************/
2123
2124 static bool make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names,
2125 const char **names,
2126 struct lsa_String **lsa_name_array_p)
2127 {
2128 struct lsa_String *lsa_name_array = NULL;
2129 uint32_t i;
2130
2131 *lsa_name_array_p = NULL;
2132
2133 if (num_names != 0) {
2134 lsa_name_array = TALLOC_ZERO_ARRAY(ctx, struct lsa_String, num_names);
2135 if (!lsa_name_array) {
2136 return false;
2137 }
2138 }
2139
2140 for (i = 0; i < num_names; i++) {
2141 DEBUG(10, ("names[%d]:%s\n", i, names[i] && *names[i] ? names[i] : ""));
2142 init_lsa_String(&lsa_name_array[i], names[i]);
2143 }
2144
2145 *lsa_name_array_p = lsa_name_array;
2146
2147 return true;
2148 }
2149
2150 /*******************************************************************
2151 _samr_LookupRids
2152 ********************************************************************/
2153
2154 NTSTATUS _samr_LookupRids(pipes_struct *p,
2155 struct samr_LookupRids *r)
2156 {
2157 struct samr_domain_info *dinfo;
2158 NTSTATUS status;
2159 const char **names;
2160 enum lsa_SidType *attrs = NULL;
2161 uint32 *wire_attrs = NULL;
2162 int num_rids = (int)r->in.num_rids;
2163 int i;
2164 struct lsa_Strings names_array;
2165 struct samr_Ids types_array;
2166 struct lsa_String *lsa_names = NULL;
2167
2168 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2169
2170 dinfo = policy_handle_find(p, r->in.domain_handle,
2171 0 /* Don't know the acc_bits yet */, NULL,
2172 struct samr_domain_info, &status);
2173 if (!NT_STATUS_IS_OK(status)) {
2174 return status;
2175 }
2176
2177 if (num_rids > 1000) {
2178 DEBUG(0, ("Got asked for %d rids (more than 1000) -- according "
2179 "to samba4 idl this is not possible\n", num_rids));
2180 return NT_STATUS_UNSUCCESSFUL;
2181 }
2182
2183 if (num_rids) {
2184 names = TALLOC_ZERO_ARRAY(p->mem_ctx, const char *, num_rids);
2185 attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, enum lsa_SidType, num_rids);
2186 wire_attrs = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_rids);
2187
2188 if ((names == NULL) || (attrs == NULL) || (wire_attrs==NULL))
2189 return NT_STATUS_NO_MEMORY;
2190 } else {
2191 names = NULL;
2192 attrs = NULL;
2193 wire_attrs = NULL;
2194 }
2195
2196 become_root(); /* lookup_sid can require root privs */
2197 status = pdb_lookup_rids(&dinfo->sid, num_rids, r->in.rids,
2198 names, attrs);
2199 unbecome_root();
2200
2201 if (NT_STATUS_EQUAL(status, NT_STATUS_NONE_MAPPED) && (num_rids == 0)) {
2202 status = NT_STATUS_OK;
2203 }
2204
2205 if (!make_samr_lookup_rids(p->mem_ctx, num_rids, names,
2206 &lsa_names)) {
2207 return NT_STATUS_NO_MEMORY;
2208 }
2209
2210 /* Convert from enum lsa_SidType to uint32 for wire format. */
2211 for (i = 0; i < num_rids; i++) {
2212 wire_attrs[i] = (uint32)attrs[i];
2213 }
2214
2215 names_array.count = num_rids;
2216 names_array.names = lsa_names;
2217
2218 types_array.count = num_rids;
2219 types_array.ids = wire_attrs;
2220
2221 *r->out.names = names_array;
2222 *r->out.types = types_array;
2223
2224 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2225
2226 return status;
2227 }
2228
2229 /*******************************************************************
2230 _samr_OpenUser
2231 ********************************************************************/
2232
2233 NTSTATUS _samr_OpenUser(pipes_struct *p,
2234 struct samr_OpenUser *r)
2235 {
2236 struct samu *sampass=NULL;
2237 struct dom_sid sid;
2238 struct samr_domain_info *dinfo;
2239 struct samr_user_info *uinfo;
2240 struct security_descriptor *psd = NULL;
2241 uint32 acc_granted;
2242 uint32 des_access = r->in.access_mask;
2243 uint32_t extra_access = 0;
2244 size_t sd_size;
2245 bool ret;
2246 NTSTATUS nt_status;
2247 SE_PRIV se_rights;
2248 NTSTATUS status;
2249
2250 dinfo = policy_handle_find(p, r->in.domain_handle,
2251 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
2252 struct samr_domain_info, &status);
2253 if (!NT_STATUS_IS_OK(status)) {
2254 return status;
2255 }
2256
2257 if ( !(sampass = samu_new( p->mem_ctx )) ) {
2258 return NT_STATUS_NO_MEMORY;
2259 }
2260
2261 /* append the user's RID to it */
2262
2263 if (!sid_compose(&sid, &dinfo->sid, r->in.rid))
2264 return NT_STATUS_NO_SUCH_USER;
2265
2266 /* check if access can be granted as requested by client. */
2267 map_max_allowed_access(p->server_info->ptok,
2268 &p->server_info->utok,
2269 &des_access);
2270
2271 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping, &sid, SAMR_USR_RIGHTS_WRITE_PW);
2272 se_map_generic(&des_access, &usr_generic_mapping);
2273
2274 /*
2275 * Get the sampass first as we need to check privileges
2276 * based on what kind of user object this is.
2277 * But don't reveal info too early if it didn't exist.
2278 */
2279
2280 become_root();
2281 ret=pdb_getsampwsid(sampass, &sid);
2282 unbecome_root();
2283
2284 se_priv_copy(&se_rights, &se_priv_none);
2285
2286 /*
2287 * We do the override access checks on *open*, not at
2288 * SetUserInfo time.
2289 */
2290 if (ret) {
2291 uint32_t acb_info = pdb_get_acct_ctrl(sampass);
2292
2293 if ((acb_info & ACB_WSTRUST) &&
2294 user_has_any_privilege(p->server_info->ptok,
2295 &se_machine_account)) {
2296 /*
2297 * SeMachineAccount is needed to add
2298 * GENERIC_RIGHTS_USER_WRITE to a machine
2299 * account.
2300 */
2301 se_priv_add(&se_rights, &se_machine_account);
2302 DEBUG(10,("_samr_OpenUser: adding machine account "
2303 "rights to handle for user %s\n",
2304 pdb_get_username(sampass) ));
2305 }
2306 if ((acb_info & ACB_NORMAL) &&
2307 user_has_any_privilege(p->server_info->ptok,
2308 &se_add_users)) {
2309 /*
2310 * SeAddUsers is needed to add
2311 * GENERIC_RIGHTS_USER_WRITE to a normal
2312 * account.
2313 */
2314 se_priv_add(&se_rights, &se_add_users);
2315 DEBUG(10,("_samr_OpenUser: adding add user "
2316 "rights to handle for user %s\n",
2317 pdb_get_username(sampass) ));
2318 }
2319 /*
2320 * Cheat - allow GENERIC_RIGHTS_USER_WRITE if pipe user is
2321 * in DOMAIN_RID_ADMINS. This is almost certainly not
2322 * what Windows does but is a hack for people who haven't
2323 * set up privileges on groups in Samba.
2324 */
2325 if (acb_info & (ACB_SVRTRUST|ACB_DOMTRUST)) {
2326 if (lp_enable_privileges() && nt_token_check_domain_rid(p->server_info->ptok,
2327 DOMAIN_RID_ADMINS)) {
2328 des_access &= ~GENERIC_RIGHTS_USER_WRITE;
2329 extra_access = GENERIC_RIGHTS_USER_WRITE;
2330 DEBUG(4,("_samr_OpenUser: Allowing "
2331 "GENERIC_RIGHTS_USER_WRITE for "
2332 "rid admins\n"));
2333 }
2334 }
2335 }
2336
2337 TALLOC_FREE(sampass);
2338
2339 nt_status = access_check_object(psd, p->server_info->ptok,
2340 &se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
2341 &acc_granted, "_samr_OpenUser");
2342
2343 if ( !NT_STATUS_IS_OK(nt_status) )
2344 return nt_status;
2345
2346 /* check that the SID exists in our domain. */
2347 if (ret == False) {
2348 return NT_STATUS_NO_SUCH_USER;
2349 }
2350
2351 /* If we did the rid admins hack above, allow access. */
2352 acc_granted |= extra_access;
2353
2354 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
2355 struct samr_user_info, &nt_status);
2356 if (!NT_STATUS_IS_OK(nt_status)) {
2357 return nt_status;
2358 }
2359 uinfo->sid = sid;
2360
2361 return NT_STATUS_OK;
2362 }
2363
2364 /*************************************************************************
2365 *************************************************************************/
2366
2367 static NTSTATUS init_samr_parameters_string(TALLOC_CTX *mem_ctx,
2368 DATA_BLOB *blob,
2369 struct lsa_BinaryString **_r)
2370 {
2371 struct lsa_BinaryString *r;
2372
2373 if (!blob || !_r) {
2374 return NT_STATUS_INVALID_PARAMETER;
2375 }
2376
2377 r = TALLOC_ZERO_P(mem_ctx, struct lsa_BinaryString);
2378 if (!r) {
2379 return NT_STATUS_NO_MEMORY;
2380 }
2381
2382 r->array = TALLOC_ZERO_ARRAY(mem_ctx, uint16_t, blob->length/2);
2383 if (!r->array) {
2384 return NT_STATUS_NO_MEMORY;
2385 }
2386 memcpy(r->array, blob->data, blob->length);
2387 r->size = blob->length;
2388 r->length = blob->length;
2389
2390 if (!r->array) {
2391 return NT_STATUS_NO_MEMORY;
2392 }
2393
2394 *_r = r;
2395
2396 return NT_STATUS_OK;
2397 }
2398
2399 /*************************************************************************
2400 *************************************************************************/
2401
2402 static struct samr_LogonHours get_logon_hours_from_pdb(TALLOC_CTX *mem_ctx,
2403 struct samu *pw)
2404 {
2405 struct samr_LogonHours hours;
2406 const int units_per_week = 168;
2407
2408 ZERO_STRUCT(hours);
2409 hours.bits = talloc_array(mem_ctx, uint8_t, units_per_week);
2410 if (!hours.bits) {
2411 return hours;
2412 }
2413
2414 hours.units_per_week = units_per_week;
2415 memset(hours.bits, 0xFF, units_per_week);
2416
2417 if (pdb_get_hours(pw)) {
2418 memcpy(hours.bits, pdb_get_hours(pw),
2419 MIN(pdb_get_hours_len(pw), units_per_week));
2420 }
2421
2422 return hours;
2423 }
2424
2425 /*************************************************************************
2426 get_user_info_1.
2427 *************************************************************************/
2428
2429 static NTSTATUS get_user_info_1(TALLOC_CTX *mem_ctx,
2430 struct samr_UserInfo1 *r,
2431 struct samu *pw,
2432 struct dom_sid *domain_sid)
2433 {
2434 const struct dom_sid *sid_group;
2435 uint32_t primary_gid;
2436
2437 become_root();
2438 sid_group = pdb_get_group_sid(pw);
2439 unbecome_root();
2440
2441 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2442 DEBUG(0, ("get_user_info_1: User %s has Primary Group SID %s, \n"
2443 "which conflicts with the domain sid %s. Failing operation.\n",
2444 pdb_get_username(pw), sid_string_dbg(sid_group),
2445 sid_string_dbg(domain_sid)));
2446 return NT_STATUS_UNSUCCESSFUL;
2447 }
2448
2449 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2450 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2451 r->primary_gid = primary_gid;
2452 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2453 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2454
2455 return NT_STATUS_OK;
2456 }
2457
2458 /*************************************************************************
2459 get_user_info_2.
2460 *************************************************************************/
2461
2462 static NTSTATUS get_user_info_2(TALLOC_CTX *mem_ctx,
2463 struct samr_UserInfo2 *r,
2464 struct samu *pw)
2465 {
2466 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2467 r->unknown.string = NULL;
2468 r->country_code = 0;
2469 r->code_page = 0;
2470
2471 return NT_STATUS_OK;
2472 }
2473
2474 /*************************************************************************
2475 get_user_info_3.
2476 *************************************************************************/
2477
2478 static NTSTATUS get_user_info_3(TALLOC_CTX *mem_ctx,
2479 struct samr_UserInfo3 *r,
2480 struct samu *pw,
2481 struct dom_sid *domain_sid)
2482 {
2483 const struct dom_sid *sid_user, *sid_group;
2484 uint32_t rid, primary_gid;
2485
2486 sid_user = pdb_get_user_sid(pw);
2487
2488 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2489 DEBUG(0, ("get_user_info_3: User %s has SID %s, \nwhich conflicts with "
2490 "the domain sid %s. Failing operation.\n",
2491 pdb_get_username(pw), sid_string_dbg(sid_user),
2492 sid_string_dbg(domain_sid)));
2493 return NT_STATUS_UNSUCCESSFUL;
2494 }
2495
2496 become_root();
2497 sid_group = pdb_get_group_sid(pw);
2498 unbecome_root();
2499
2500 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2501 DEBUG(0, ("get_user_info_3: User %s has Primary Group SID %s, \n"
2502 "which conflicts with the domain sid %s. Failing operation.\n",
2503 pdb_get_username(pw), sid_string_dbg(sid_group),
2504 sid_string_dbg(domain_sid)));
2505 return NT_STATUS_UNSUCCESSFUL;
2506 }
2507
2508 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2509 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2510 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2511 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2512 unix_to_nt_time(&r->force_password_change, pdb_get_pass_must_change_time(pw));
2513
2514 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2515 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2516 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2517 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2518 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2519 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2520 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2521
2522 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2523 r->rid = rid;
2524 r->primary_gid = primary_gid;
2525 r->acct_flags = pdb_get_acct_ctrl(pw);
2526 r->bad_password_count = pdb_get_bad_password_count(pw);
2527 r->logon_count = pdb_get_logon_count(pw);
2528
2529 return NT_STATUS_OK;
2530 }
2531
2532 /*************************************************************************
2533 get_user_info_4.
2534 *************************************************************************/
2535
2536 static NTSTATUS get_user_info_4(TALLOC_CTX *mem_ctx,
2537 struct samr_UserInfo4 *r,
2538 struct samu *pw)
2539 {
2540 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2541
2542 return NT_STATUS_OK;
2543 }
2544
2545 /*************************************************************************
2546 get_user_info_5.
2547 *************************************************************************/
2548
2549 static NTSTATUS get_user_info_5(TALLOC_CTX *mem_ctx,
2550 struct samr_UserInfo5 *r,
2551 struct samu *pw,
2552 struct dom_sid *domain_sid)
2553 {
2554 const struct dom_sid *sid_user, *sid_group;
2555 uint32_t rid, primary_gid;
2556
2557 sid_user = pdb_get_user_sid(pw);
2558
2559 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2560 DEBUG(0, ("get_user_info_5: User %s has SID %s, \nwhich conflicts with "
2561 "the domain sid %s. Failing operation.\n",
2562 pdb_get_username(pw), sid_string_dbg(sid_user),
2563 sid_string_dbg(domain_sid)));
2564 return NT_STATUS_UNSUCCESSFUL;
2565 }
2566
2567 become_root();
2568 sid_group = pdb_get_group_sid(pw);
2569 unbecome_root();
2570
2571 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2572 DEBUG(0, ("get_user_info_5: User %s has Primary Group SID %s, \n"
2573 "which conflicts with the domain sid %s. Failing operation.\n",
2574 pdb_get_username(pw), sid_string_dbg(sid_group),
2575 sid_string_dbg(domain_sid)));
2576 return NT_STATUS_UNSUCCESSFUL;
2577 }
2578
2579 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2580 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2581 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2582 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2583
2584 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2585 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2586 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2587 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2588 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2589 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2590 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2591 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2592
2593 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2594 r->rid = rid;
2595 r->primary_gid = primary_gid;
2596 r->acct_flags = pdb_get_acct_ctrl(pw);
2597 r->bad_password_count = pdb_get_bad_password_count(pw);
2598 r->logon_count = pdb_get_logon_count(pw);
2599
2600 return NT_STATUS_OK;
2601 }
2602
2603 /*************************************************************************
2604 get_user_info_6.
2605 *************************************************************************/
2606
2607 static NTSTATUS get_user_info_6(TALLOC_CTX *mem_ctx,
2608 struct samr_UserInfo6 *r,
2609 struct samu *pw)
2610 {
2611 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2612 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2613
2614 return NT_STATUS_OK;
2615 }
2616
2617 /*************************************************************************
2618 get_user_info_7. Safe. Only gives out account_name.
2619 *************************************************************************/
2620
2621 static NTSTATUS get_user_info_7(TALLOC_CTX *mem_ctx,
2622 struct samr_UserInfo7 *r,
2623 struct samu *smbpass)
2624 {
2625 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(smbpass));
2626 if (!r->account_name.string) {
2627 return NT_STATUS_NO_MEMORY;
2628 }
2629
2630 return NT_STATUS_OK;
2631 }
2632
2633 /*************************************************************************
2634 get_user_info_8.
2635 *************************************************************************/
2636
2637 static NTSTATUS get_user_info_8(TALLOC_CTX *mem_ctx,
2638 struct samr_UserInfo8 *r,
2639 struct samu *pw)
2640 {
2641 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2642
2643 return NT_STATUS_OK;
2644 }
2645
2646 /*************************************************************************
2647 get_user_info_9. Only gives out primary group SID.
2648 *************************************************************************/
2649
2650 static NTSTATUS get_user_info_9(TALLOC_CTX *mem_ctx,
2651 struct samr_UserInfo9 *r,
2652 struct samu *smbpass)
2653 {
2654 r->primary_gid = pdb_get_group_rid(smbpass);
2655
2656 return NT_STATUS_OK;
2657 }
2658
2659 /*************************************************************************
2660 get_user_info_10.
2661 *************************************************************************/
2662
2663 static NTSTATUS get_user_info_10(TALLOC_CTX *mem_ctx,
2664 struct samr_UserInfo10 *r,
2665 struct samu *pw)
2666 {
2667 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2668 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2669
2670 return NT_STATUS_OK;
2671 }
2672
2673 /*************************************************************************
2674 get_user_info_11.
2675 *************************************************************************/
2676
2677 static NTSTATUS get_user_info_11(TALLOC_CTX *mem_ctx,
2678 struct samr_UserInfo11 *r,
2679 struct samu *pw)
2680 {
2681 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2682
2683 return NT_STATUS_OK;
2684 }
2685
2686 /*************************************************************************
2687 get_user_info_12.
2688 *************************************************************************/
2689
2690 static NTSTATUS get_user_info_12(TALLOC_CTX *mem_ctx,
2691 struct samr_UserInfo12 *r,
2692 struct samu *pw)
2693 {
2694 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2695
2696 return NT_STATUS_OK;
2697 }
2698
2699 /*************************************************************************
2700 get_user_info_13.
2701 *************************************************************************/
2702
2703 static NTSTATUS get_user_info_13(TALLOC_CTX *mem_ctx,
2704 struct samr_UserInfo13 *r,
2705 struct samu *pw)
2706 {
2707 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2708
2709 return NT_STATUS_OK;
2710 }
2711
2712 /*************************************************************************
2713 get_user_info_14.
2714 *************************************************************************/
2715
2716 static NTSTATUS get_user_info_14(TALLOC_CTX *mem_ctx,
2717 struct samr_UserInfo14 *r,
2718 struct samu *pw)
2719 {
2720 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2721
2722 return NT_STATUS_OK;
2723 }
2724
2725 /*************************************************************************
2726 get_user_info_16. Safe. Only gives out acb bits.
2727 *************************************************************************/
2728
2729 static NTSTATUS get_user_info_16(TALLOC_CTX *mem_ctx,
2730 struct samr_UserInfo16 *r,
2731 struct samu *smbpass)
2732 {
2733 r->acct_flags = pdb_get_acct_ctrl(smbpass);
2734
2735 return NT_STATUS_OK;
2736 }
2737
2738 /*************************************************************************
2739 get_user_info_17.
2740 *************************************************************************/
2741
2742 static NTSTATUS get_user_info_17(TALLOC_CTX *mem_ctx,
2743 struct samr_UserInfo17 *r,
2744 struct samu *pw)
2745 {
2746 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2747
2748 return NT_STATUS_OK;
2749 }
2750
2751 /*************************************************************************
2752 get_user_info_18. OK - this is the killer as it gives out password info.
2753 Ensure that this is only allowed on an encrypted connection with a root
2754 user. JRA.
2755 *************************************************************************/
2756
2757 static NTSTATUS get_user_info_18(pipes_struct *p,
2758 TALLOC_CTX *mem_ctx,
2759 struct samr_UserInfo18 *r,
2760 struct dom_sid *user_sid)
2761 {
2762 struct samu *smbpass=NULL;
2763 bool ret;
2764 const uint8_t *nt_pass = NULL;
2765 const uint8_t *lm_pass = NULL;
2766
2767 ZERO_STRUCTP(r);
2768
2769 if (p->server_info->system) {
2770 goto query;
2771 }
2772
2773 if (p->auth.auth_type != PIPE_AUTH_TYPE_NTLMSSP || p->auth.auth_type != PIPE_AUTH_TYPE_SPNEGO_NTLMSSP) {
2774 return NT_STATUS_ACCESS_DENIED;
2775 }
2776
2777 if (p->auth.auth_level != DCERPC_AUTH_LEVEL_PRIVACY) {
2778 return NT_STATUS_ACCESS_DENIED;
2779 }
2780
2781 query:
2782 /*
2783 * Do *NOT* do become_root()/unbecome_root() here ! JRA.
2784 */
2785
2786 if ( !(smbpass = samu_new( mem_ctx )) ) {
2787 return NT_STATUS_NO_MEMORY;
2788 }
2789
2790 ret = pdb_getsampwsid(smbpass, user_sid);
2791
2792 if (ret == False) {
2793 DEBUG(4, ("User %s not found\n", sid_string_dbg(user_sid)));
2794 TALLOC_FREE(smbpass);
2795 return (geteuid() == sec_initial_uid()) ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED;
2796 }
2797
2798 DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) ));
2799
2800 if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) {
2801 TALLOC_FREE(smbpass);
2802 return NT_STATUS_ACCOUNT_DISABLED;
2803 }
2804
2805 lm_pass = pdb_get_lanman_passwd(smbpass);
2806 if (lm_pass != NULL) {
2807 memcpy(r->lm_pwd.hash, lm_pass, 16);
2808 r->lm_pwd_active = true;
2809 }
2810
2811 nt_pass = pdb_get_nt_passwd(smbpass);
2812 if (nt_pass != NULL) {
2813 memcpy(r->nt_pwd.hash, nt_pass, 16);
2814 r->nt_pwd_active = true;
2815 }
2816 r->password_expired = 0; /* FIXME */
2817
2818 TALLOC_FREE(smbpass);
2819
2820 return NT_STATUS_OK;
2821 }
2822
2823 /*************************************************************************
2824 get_user_info_20
2825 *************************************************************************/
2826
2827 static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx,
2828 struct samr_UserInfo20 *r,
2829 struct samu *sampass)
2830 {
2831 const char *munged_dial = NULL;
2832 DATA_BLOB blob;
2833 NTSTATUS status;
2834 struct lsa_BinaryString *parameters = NULL;
2835
2836 ZERO_STRUCTP(r);
2837
2838 munged_dial = pdb_get_munged_dial(sampass);
2839
2840 DEBUG(3,("User:[%s] has [%s] (length: %d)\n", pdb_get_username(sampass),
2841 munged_dial, (int)strlen(munged_dial)));
2842
2843 if (munged_dial) {
2844 blob = base64_decode_data_blob(munged_dial);
2845 } else {
2846 blob = data_blob_string_const_null("");
2847 }
2848
2849 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2850 data_blob_free(&blob);
2851 if (!NT_STATUS_IS_OK(status)) {
2852 return status;
2853 }
2854
2855 r->parameters = *parameters;
2856
2857 return NT_STATUS_OK;
2858 }
2859
2860
2861 /*************************************************************************
2862 get_user_info_21
2863 *************************************************************************/
2864
2865 static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx,
2866 struct samr_UserInfo21 *r,
2867 struct samu *pw,
2868 struct dom_sid *domain_sid,
2869 uint32_t acc_granted)
2870 {
2871 NTSTATUS status;
2872 const struct dom_sid *sid_user, *sid_group;
2873 uint32_t rid, primary_gid;
2874 NTTIME force_password_change;
2875 time_t must_change_time;
2876 struct lsa_BinaryString *parameters = NULL;
2877 const char *munged_dial = NULL;
2878 DATA_BLOB blob;
2879
2880 ZERO_STRUCTP(r);
2881
2882 sid_user = pdb_get_user_sid(pw);
2883
2884 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2885 DEBUG(0, ("get_user_info_21: User %s has SID %s, \nwhich conflicts with "
2886 "the domain sid %s. Failing operation.\n",
2887 pdb_get_username(pw), sid_string_dbg(sid_user),
2888 sid_string_dbg(domain_sid)));
2889 return NT_STATUS_UNSUCCESSFUL;
2890 }
2891
2892 become_root();
2893 sid_group = pdb_get_group_sid(pw);
2894 unbecome_root();
2895
2896 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2897 DEBUG(0, ("get_user_info_21: User %s has Primary Group SID %s, \n"
2898 "which conflicts with the domain sid %s. Failing operation.\n",
2899 pdb_get_username(pw), sid_string_dbg(sid_group),
2900 sid_string_dbg(domain_sid)));
2901 return NT_STATUS_UNSUCCESSFUL;
2902 }
2903
2904 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2905 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2906 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2907 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2908 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2909
2910 must_change_time = pdb_get_pass_must_change_time(pw);
2911 if (must_change_time == get_time_t_max()) {
2912 unix_to_nt_time_abs(&force_password_change, must_change_time);
2913 } else {
2914 unix_to_nt_time(&force_password_change, must_change_time);
2915 }
2916
2917 munged_dial = pdb_get_munged_dial(pw);
2918 if (munged_dial) {
2919 blob = base64_decode_data_blob(munged_dial);
2920 } else {
2921 blob = data_blob_string_const_null("");
2922 }
2923
2924 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2925 data_blob_free(&blob);
2926 if (!NT_STATUS_IS_OK(status)) {
2927 return status;
2928 }
2929
2930 r->force_password_change = force_password_change;
2931
2932 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2933 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2934 r->home_directory.string = talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2935 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2936 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2937 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2938 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2939 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2940 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2941
2942 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2943 r->parameters = *parameters;
2944 r->rid = rid;
2945 r->primary_gid = primary_gid;
2946 r->acct_flags = pdb_get_acct_ctrl(pw);
2947 r->bad_password_count = pdb_get_bad_password_count(pw);
2948 r->logon_count = pdb_get_logon_count(pw);
2949 r->fields_present = pdb_build_fields_present(pw);
2950 r->password_expired = (pdb_get_pass_must_change_time(pw) == 0) ?
2951 PASS_MUST_CHANGE_AT_NEXT_LOGON : 0;
2952 r->country_code = 0;
2953 r->code_page = 0;
2954 r->lm_password_set = 0;
2955 r->nt_password_set = 0;
2956
2957 #if 0
2958
2959 /*
2960 Look at a user on a real NT4 PDC with usrmgr, press
2961 'ok'. Then you will see that fields_present is set to
2962 0x08f827fa. Look at the user immediately after that again,
2963 and you will see that 0x00fffff is returned. This solves
2964 the problem that you get access denied after having looked
2965 at the user.
2966 -- Volker
2967 */
2968
2969 #endif
2970
2971
2972 return NT_STATUS_OK;
2973 }
2974
2975 /*******************************************************************
2976 _samr_QueryUserInfo
2977 ********************************************************************/
2978
2979 NTSTATUS _samr_QueryUserInfo(pipes_struct *p,
2980 struct samr_QueryUserInfo *r)
2981 {
2982 NTSTATUS status;
2983 union samr_UserInfo *user_info = NULL;
2984 struct samr_user_info *uinfo;
2985 struct dom_sid domain_sid;
2986 uint32 rid;
2987 bool ret = false;
2988 struct samu *pwd = NULL;
2989 uint32_t acc_required, acc_granted;
2990
2991 switch (r->in.level) {
2992 case 1: /* UserGeneralInformation */
2993 /* USER_READ_GENERAL */
2994 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC;
2995 break;
2996 case 2: /* UserPreferencesInformation */
2997 /* USER_READ_PREFERENCES | USER_READ_GENERAL */
2998 acc_required = SAMR_USER_ACCESS_GET_LOCALE |
2999 SAMR_USER_ACCESS_GET_NAME_ETC;
3000 break;
3001 case 3: /* UserLogonInformation */
3002 /* USER_READ_GENERAL | USER_READ_PREFERENCES | USER_READ_LOGON | USER_READ_ACCOUNT */
3003 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC |
3004 SAMR_USER_ACCESS_GET_LOCALE |
3005 SAMR_USER_ACCESS_GET_LOGONINFO |
3006 SAMR_USER_ACCESS_GET_ATTRIBUTES;
3007 break;
3008 case 4: /* UserLogonHoursInformation */
3009 /* USER_READ_LOGON */
3010 acc_required = SAMR_USER_ACCESS_GET_LOGONINFO;
3011 break;
3012 case 5: /* UserAccountInformation */
3013 /* USER_READ_GENERAL | USER_READ_PREFERENCES | USER_READ_LOGON | USER_READ_ACCOUNT */
3014 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC |
3015 SAMR_USER_ACCESS_GET_LOCALE |
3016 SAMR_USER_ACCESS_GET_LOGONINFO |
3017 SAMR_USER_ACCESS_GET_ATTRIBUTES;
3018 break;
3019 case 6: /* UserNameInformation */
3020 case 7: /* UserAccountNameInformation */
3021 case 8: /* UserFullNameInformation */
3022 case 9: /* UserPrimaryGroupInformation */
3023 case 13: /* UserAdminCommentInformation */
3024 /* USER_READ_GENERAL */
3025 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC;
3026 break;
3027 case 10: /* UserHomeInformation */
3028 case 11: /* UserScriptInformation */
3029 case 12: /* UserProfileInformation */
3030 case 14: /* UserWorkStationsInformation */
3031 /* USER_READ_LOGON */
3032 acc_required = SAMR_USER_ACCESS_GET_LOGONINFO;
3033 break;
3034 case 16: /* UserControlInformation */
3035 case 17: /* UserExpiresInformation */
3036 case 20: /* UserParametersInformation */
3037 /* USER_READ_ACCOUNT */
3038 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
3039 break;
3040 case 21: /* UserAllInformation */
3041 /* FIXME! - gd */
3042 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
3043 break;
3044 case 18: /* UserInternal1Information */
3045 /* FIXME! - gd */
3046 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
3047 break;
3048 case 23: /* UserInternal4Information */
3049 case 24: /* UserInternal4InformationNew */
3050 case 25: /* UserInternal4InformationNew */
3051 case 26: /* UserInternal5InformationNew */
3052 default:
3053 return NT_STATUS_INVALID_INFO_CLASS;
3054 break;
3055 }
3056
3057 uinfo = policy_handle_find(p, r->in.user_handle,
3058 acc_required, &acc_granted,
3059 struct samr_user_info, &status);
3060 if (!NT_STATUS_IS_OK(status)) {
3061 return status;
3062 }
3063
3064 domain_sid = uinfo->sid;
3065
3066 sid_split_rid(&domain_sid, &rid);
3067
3068 if (!sid_check_is_in_our_domain(&uinfo->sid))
3069 return NT_STATUS_OBJECT_TYPE_MISMATCH;
3070
3071 DEBUG(5,("_samr_QueryUserInfo: sid:%s\n",
3072 sid_string_dbg(&uinfo->sid)));
3073
3074 user_info = TALLOC_ZERO_P(p->mem_ctx, union samr_UserInfo);
3075 if (!user_info) {
3076 return NT_STATUS_NO_MEMORY;
3077 }
3078
3079 DEBUG(5,("_samr_QueryUserInfo: user info level: %d\n", r->in.level));
3080
3081 if (!(pwd = samu_new(p->mem_ctx))) {
3082 return NT_STATUS_NO_MEMORY;
3083 }
3084
3085 become_root();
3086 ret = pdb_getsampwsid(pwd, &uinfo->sid);
3087 unbecome_root();
3088
3089 if (ret == false) {
3090 DEBUG(4,("User %s not found\n", sid_string_dbg(&uinfo->sid)));
3091 TALLOC_FREE(pwd);
3092 return NT_STATUS_NO_SUCH_USER;
3093 }
3094
3095 DEBUG(3,("User:[%s]\n", pdb_get_username(pwd)));
3096
3097 samr_clear_sam_passwd(pwd);
3098
3099 switch (r->in.level) {
3100 case 1:
3101 status = get_user_info_1(p->mem_ctx, &user_info->info1, pwd, &domain_sid);
3102 break;
3103 case 2:
3104 status = get_user_info_2(p->mem_ctx, &user_info->info2, pwd);
3105 break;
3106 case 3:
3107 status = get_user_info_3(p->mem_ctx, &user_info->info3, pwd, &domain_sid);
3108 break;
3109 case 4:
3110 status = get_user_info_4(p->mem_ctx, &user_info->info4, pwd);
3111 break;
3112 case 5:
3113 status = get_user_info_5(p->mem_ctx, &user_info->info5, pwd, &domain_sid);
3114 break;
3115 case 6:
3116 status = get_user_info_6(p->mem_ctx, &user_info->info6, pwd);
3117 break;
3118 case 7:
3119 status = get_user_info_7(p->mem_ctx, &user_info->info7, pwd);
3120 break;
3121 case 8:
3122 status = get_user_info_8(p->mem_ctx, &user_info->info8, pwd);
3123 break;
3124 case 9:
3125 status = get_user_info_9(p->mem_ctx, &user_info->info9, pwd);
3126 break;
3127 case 10:
3128 status = get_user_info_10(p->mem_ctx, &user_info->info10, pwd);
3129 break;
3130 case 11:
3131 status = get_user_info_11(p->mem_ctx, &user_info->info11, pwd);
3132 break;
3133 case 12:
3134 status = get_user_info_12(p->mem_ctx, &user_info->info12, pwd);
3135 break;
3136 case 13:
3137 status = get_user_info_13(p->mem_ctx, &user_info->info13, pwd);
3138 break;
3139 case 14:
3140 status = get_user_info_14(p->mem_ctx, &user_info->info14, pwd);
3141 break;
3142 case 16:
3143 status = get_user_info_16(p->mem_ctx, &user_info->info16, pwd);
3144 break;
3145 case 17:
3146 status = get_user_info_17(p->mem_ctx, &user_info->info17, pwd);
3147 break;
3148 case 18:
3149 /* level 18 is special */
3150 status = get_user_info_18(p, p->mem_ctx, &user_info->info18,
3151 &uinfo->sid);
3152 break;
3153 case 20:
3154 status = get_user_info_20(p->mem_ctx, &user_info->info20, pwd);
3155 break;
3156 case 21:
3157 status = get_user_info_21(p->mem_ctx, &user_info->info21, pwd, &domain_sid, acc_granted);
3158 break;
3159 default:
3160 status = NT_STATUS_INVALID_INFO_CLASS;
3161 break;
3162 }
3163
3164 if (!NT_STATUS_IS_OK(status)) {
3165 goto done;
3166 }
3167
3168 *r->out.info = user_info;
3169
3170 done:
3171 TALLOC_FREE(pwd);
3172
3173 DEBUG(5,("_samr_QueryUserInfo: %d\n", __LINE__));
3174
3175 return status;
3176 }
3177
3178 /****************************************************************
3179 ****************************************************************/
3180
3181 NTSTATUS _samr_QueryUserInfo2(pipes_struct *p,
3182 struct samr_QueryUserInfo2 *r)
3183 {
3184 struct samr_QueryUserInfo u;
3185
3186 u.in.user_handle = r->in.user_handle;
3187 u.in.level = r->in.level;
3188 u.out.info = r->out.info;
3189
3190 return _samr_QueryUserInfo(p, &u);
3191 }
3192
3193 /*******************************************************************
3194 _samr_GetGroupsForUser
3195 ********************************************************************/
3196
3197 NTSTATUS _samr_GetGroupsForUser(pipes_struct *p,
3198 struct samr_GetGroupsForUser *r)
3199 {
3200 struct samr_user_info *uinfo;
3201 struct samu *sam_pass=NULL;
3202 struct dom_sid *sids;
3203 struct samr_RidWithAttribute dom_gid;
3204 struct samr_RidWithAttribute *gids = NULL;
3205 uint32 primary_group_rid;
3206 size_t num_groups = 0;
3207 gid_t *unix_gids;
3208 size_t i, num_gids;
3209 bool ret;
3210 NTSTATUS result;
3211 bool success = False;
3212
3213 struct samr_RidWithAttributeArray *rids = NULL;
3214
3215 /*
3216 * from the SID in the request:
3217 * we should send back the list of DOMAIN GROUPS
3218 * the user is a member of
3219 *
3220 * and only the DOMAIN GROUPS
3221 * no ALIASES !!! neither aliases of the domain
3222 * nor aliases of the builtin SID
3223 *
3224 * JFM, 12/2/2001
3225 */
3226
3227 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
3228
3229 uinfo = policy_handle_find(p, r->in.user_handle,
3230 SAMR_USER_ACCESS_GET_GROUPS, NULL,
3231 struct samr_user_info, &result);
3232 if (!NT_STATUS_IS_OK(result)) {
3233 return result;
3234 }
3235
3236 rids = TALLOC_ZERO_P(p->mem_ctx, struct samr_RidWithAttributeArray);
3237 if (!rids) {
3238 return NT_STATUS_NO_MEMORY;
3239 }
3240
3241 if (!sid_check_is_in_our_domain(&uinfo->sid))
3242 return NT_STATUS_OBJECT_TYPE_MISMATCH;
3243
3244 if ( !(sam_pass = samu_new( p->mem_ctx )) ) {
3245 return NT_STATUS_NO_MEMORY;
3246 }
3247
3248 become_root();
3249 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
3250 unbecome_root();
3251
3252 if (!ret) {
3253 DEBUG(10, ("pdb_getsampwsid failed for %s\n",
3254 sid_string_dbg(&uinfo->sid)));
3255 return NT_STATUS_NO_SUCH_USER;
3256 }
3257
3258 sids = NULL;
3259
3260 /* make both calls inside the root block */
3261 become_root();
3262 result = pdb_enum_group_memberships(p->mem_ctx, sam_pass,
3263 &sids, &unix_gids, &num_groups);
3264 if ( NT_STATUS_IS_OK(result) ) {
3265 success = sid_peek_check_rid(get_global_sam_sid(),
3266 pdb_get_group_sid(sam_pass),
3267 &primary_group_rid);
3268 }
3269 unbecome_root();
3270
3271 if (!NT_STATUS_IS_OK(result)) {
3272 DEBUG(10, ("pdb_enum_group_memberships failed for %s\n",
3273 sid_string_dbg(&uinfo->sid)));
3274 return result;
3275 }
3276
3277 if ( !success ) {
3278 DEBUG(5, ("Group sid %s for user %s not in our domain\n",
3279 sid_string_dbg(pdb_get_group_sid(sam_pass)),
3280 pdb_get_username(sam_pass)));
3281 TALLOC_FREE(sam_pass);
3282 return NT_STATUS_INTERNAL_DB_CORRUPTION;
3283 }
3284
3285 gids = NULL;
3286 num_gids = 0;
3287
3288 dom_gid.attributes = (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT|
3289 SE_GROUP_ENABLED);
3290 dom_gid.rid = primary_group_rid;
3291 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
3292
3293 for (i=0; i<num_groups; i++) {
3294
3295 if (!sid_peek_check_rid(get_global_sam_sid(),
3296 &(sids[i]), &dom_gid.rid)) {
3297 DEBUG(10, ("Found sid %s not in our domain\n",
3298 sid_string_dbg(&sids[i])));
3299 continue;
3300 }
3301
3302 if (dom_gid.rid == primary_group_rid) {
3303 /* We added the primary group directly from the
3304 * sam_account. The other SIDs are unique from
3305 * enum_group_memberships */
3306 continue;
3307 }
3308
3309 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
3310 }
3311
3312 rids->count = num_gids;
3313 rids->rids = gids;
3314
3315 *r->out.rids = rids;
3316
3317 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
3318
3319 return result;
3320 }
3321
3322 /*******************************************************************
3323 ********************************************************************/
3324
3325 static uint32_t samr_get_server_role(void)
3326 {
3327 uint32_t role = ROLE_DOMAIN_PDC;
3328
3329 if (lp_server_role() == ROLE_DOMAIN_BDC) {
3330 role = ROLE_DOMAIN_BDC;
3331 }
3332
3333 return role;
3334 }
3335
3336 /*******************************************************************
3337 ********************************************************************/
3338
3339 static NTSTATUS query_dom_info_1(TALLOC_CTX *mem_ctx,
3340 struct samr_DomInfo1 *r)
3341 {
3342 uint32_t account_policy_temp;
3343 time_t u_expire, u_min_age;
3344
3345 become_root();
3346
3347 /* AS ROOT !!! */
3348
3349 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN, &account_policy_temp);
3350 r->min_password_length = account_policy_temp;
3351
3352 pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &account_policy_temp);
3353 r->password_history_length = account_policy_temp;
3354
3355 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
3356 &r->password_properties);
3357
3358 pdb_get_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, &account_policy_temp);
3359 u_expire = account_policy_temp;
3360
3361 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, &account_policy_temp);
3362 u_min_age = account_policy_temp;
3363
3364 /* !AS ROOT */
3365
3366 unbecome_root();
3367
3368 unix_to_nt_time_abs((NTTIME *)&r->max_password_age, u_expire);
3369 unix_to_nt_time_abs((NTTIME *)&r->min_password_age, u_min_age);
3370
3371 if (lp_check_password_script() && *lp_check_password_script()) {
3372 r->password_properties |= DOMAIN_PASSWORD_COMPLEX;
3373 }
3374
3375 return NT_STATUS_OK;
3376 }
3377
3378 /*******************************************************************
3379 ********************************************************************/
3380
3381 static NTSTATUS query_dom_info_2(TALLOC_CTX *mem_ctx,
3382 struct samr_DomGeneralInformation *r,
3383 struct samr_domain_info *dinfo)
3384 {
3385 uint32_t u_logout;
3386 time_t seq_num;
3387
3388 become_root();
3389
3390 /* AS ROOT !!! */
3391
3392 r->num_users = count_sam_users(dinfo->disp_info, ACB_NORMAL);
3393 r->num_groups = count_sam_groups(dinfo->disp_info);
3394 r->num_aliases = count_sam_aliases(dinfo->disp_info);
3395
3396 pdb_get_account_policy(PDB_POLICY_TIME_TO_LOGOUT, &u_logout);
3397
3398 unix_to_nt_time_abs(&r->force_logoff_time, u_logout);
3399
3400 if (!pdb_get_seq_num(&seq_num)) {
3401 seq_num = time(NULL);
3402 }
3403
3404 /* !AS ROOT */
3405
3406 unbecome_root();
3407
3408 r->oem_information.string = lp_serverstring();
3409 r->domain_name.string = lp_workgroup();
3410 r->primary.string = global_myname();
3411 r->sequence_num = seq_num;
3412 r->domain_server_state = DOMAIN_SERVER_ENABLED;
3413 r->role = samr_get_server_role();
3414 r->unknown3 = 1;
3415
3416 return NT_STATUS_OK;
3417 }
3418
3419 /*******************************************************************
3420 ********************************************************************/
3421
3422 static NTSTATUS query_dom_info_3(TALLOC_CTX *mem_ctx,
3423 struct samr_DomInfo3 *r)
3424 {
3425 uint32_t u_logout;
3426
3427 become_root();
3428
3429 /* AS ROOT !!! */
3430
3431 {
3432 uint32_t ul;
3433 pdb_get_account_policy(PDB_POLICY_TIME_TO_LOGOUT, &ul);
3434 u_logout = (time_t)ul;
3435 }
3436
3437 /* !AS ROOT */
3438
3439 unbecome_root();
3440
3441 unix_to_nt_time_abs(&r->force_logoff_time, u_logout);
3442
3443 return NT_STATUS_OK;
3444 }
3445
3446 /*******************************************************************
3447 ********************************************************************/
3448
3449 static NTSTATUS query_dom_info_4(TALLOC_CTX *mem_ctx,
3450 struct samr_DomOEMInformation *r)
3451 {
3452 r->oem_information.string = lp_serverstring();
3453
3454 return NT_STATUS_OK;
3455 }
3456
3457 /*******************************************************************
3458 ********************************************************************/
3459
3460 static NTSTATUS query_dom_info_5(TALLOC_CTX *mem_ctx,
3461 struct samr_DomInfo5 *r)
3462 {
3463 r->domain_name.string = get_global_sam_name();
3464
3465 return NT_STATUS_OK;
3466 }
3467
3468 /*******************************************************************
3469 ********************************************************************/
3470
3471 static NTSTATUS query_dom_info_6(TALLOC_CTX *mem_ctx,
3472 struct samr_DomInfo6 *r)
3473 {
3474 /* NT returns its own name when a PDC. win2k and later
3475 * only the name of the PDC if itself is a BDC (samba4
3476 * idl) */
3477 r->primary.string = global_myname();
3478
3479 return NT_STATUS_OK;
3480 }
3481
3482 /*******************************************************************
3483 ********************************************************************/
3484
3485 static NTSTATUS query_dom_info_7(TALLOC_CTX *mem_ctx,
3486 struct samr_DomInfo7 *r)
3487 {
3488 r->role = samr_get_server_role();
3489
3490 return NT_STATUS_OK;
3491 }
3492
3493 /*******************************************************************
3494 ********************************************************************/
3495
3496 static NTSTATUS query_dom_info_8(TALLOC_CTX *mem_ctx,
3497 struct samr_DomInfo8 *r)
3498 {
3499 time_t seq_num;
3500
3501 become_root();
3502
3503 /* AS ROOT !!! */
3504
3505 if (!pdb_get_seq_num(&seq_num)) {
3506 seq_num = time(NULL);
3507 }
3508
3509 /* !AS ROOT */
3510
3511 unbecome_root();
3512
3513 r->sequence_num = seq_num;
3514 r->domain_create_time = 0;
3515
3516 return NT_STATUS_OK;
3517 }
3518
3519 /*******************************************************************
3520 ********************************************************************/
3521
3522 static NTSTATUS query_dom_info_9(TALLOC_CTX *mem_ctx,
3523 struct samr_DomInfo9 *r)
3524 {
3525 r->domain_server_state = DOMAIN_SERVER_ENABLED;
3526
3527 return NT_STATUS_OK;
3528 }
3529
3530 /*******************************************************************
3531 ********************************************************************/
3532
3533 static NTSTATUS query_dom_info_11(TALLOC_CTX *mem_ctx,
3534 struct samr_DomGeneralInformation2 *r,
3535 struct samr_domain_info *dinfo)
3536 {
3537 NTSTATUS status;
3538 uint32_t account_policy_temp;
3539 time_t u_lock_duration, u_reset_time;
3540
3541 status = query_dom_info_2(mem_ctx, &r->general, dinfo);
3542 if (!NT_STATUS_IS_OK(status)) {
3543 return status;
3544 }
3545
3546 /* AS ROOT !!! */
3547
3548 become_root();
3549
3550 pdb_get_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, &account_policy_temp);
3551 u_lock_duration = account_policy_temp;
3552 if (u_lock_duration != -1) {
3553 u_lock_duration *= 60;
3554 }
3555
3556 pdb_get_account_policy(PDB_POLICY_RESET_COUNT_TIME, &account_policy_temp);
3557 u_reset_time = account_policy_temp * 60;
3558
3559 pdb_get_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
3560 r->lockout_threshold = account_policy_temp;
3561
3562 /* !AS ROOT */
3563
3564 unbecome_root();
3565
3566 unix_to_nt_time_abs(&r->lockout_duration, u_lock_duration);
3567 unix_to_nt_time_abs(&r->lockout_window, u_reset_time);
3568
3569 return NT_STATUS_OK;
3570 }
3571
3572 /*******************************************************************
3573 ********************************************************************/
3574
3575 static NTSTATUS query_dom_info_12(TALLOC_CTX *mem_ctx,
3576 struct samr_DomInfo12 *r)
3577 {
3578 uint32_t account_policy_temp;
3579 time_t u_lock_duration, u_reset_time;
3580
3581 become_root();
3582
3583 /* AS ROOT !!! */
3584
3585 pdb_get_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, &account_policy_temp);
3586 u_lock_duration = account_policy_temp;
3587 if (u_lock_duration != -1) {
3588 u_lock_duration *= 60;
3589 }
3590
3591 pdb_get_account_policy(PDB_POLICY_RESET_COUNT_TIME, &account_policy_temp);
3592 u_reset_time = account_policy_temp * 60;
3593
3594 pdb_get_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
3595 r->lockout_threshold = account_policy_temp;
3596
3597 /* !AS ROOT */
3598
3599 unbecome_root();
3600
3601 unix_to_nt_time_abs(&r->lockout_duration, u_lock_duration);
3602 unix_to_nt_time_abs(&r->lockout_window, u_reset_time);
3603
3604 return NT_STATUS_OK;
3605 }
3606
3607 /*******************************************************************
3608 ********************************************************************/
3609
3610 static NTSTATUS query_dom_info_13(TALLOC_CTX *mem_ctx,
3611 struct samr_DomInfo13 *r)
3612 {
3613 time_t seq_num;
3614
3615 become_root();
3616
3617 /* AS ROOT !!! */
3618
3619 if (!pdb_get_seq_num(&seq_num)) {
3620 seq_num = time(NULL);
3621 }
3622
3623 /* !AS ROOT */
3624
3625 unbecome_root();
3626
3627 r->sequence_num = seq_num;
3628 r->domain_create_time = 0;
3629 r->modified_count_at_last_promotion = 0;
3630
3631 return NT_STATUS_OK;
3632 }
3633
3634 /*******************************************************************
3635 _samr_QueryDomainInfo
3636 ********************************************************************/
3637
3638 NTSTATUS _samr_QueryDomainInfo(pipes_struct *p,
3639 struct samr_QueryDomainInfo *r)
3640 {
3641 NTSTATUS status = NT_STATUS_OK;
3642 struct samr_domain_info *dinfo;
3643 union samr_DomainInfo *dom_info;
3644
3645 uint32_t acc_required;
3646
3647 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
3648
3649 switch (r->in.level) {
3650 case 1: /* DomainPasswordInformation */
3651 case 12: /* DomainLockoutInformation */
3652 /* DOMAIN_READ_PASSWORD_PARAMETERS */
3653 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1;
3654 break;
3655 case 11: /* DomainGeneralInformation2 */
3656 /* DOMAIN_READ_PASSWORD_PARAMETERS |
3657 * DOMAIN_READ_OTHER_PARAMETERS */
3658 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1 |
3659 SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2;
3660 break;
3661 case 2: /* DomainGeneralInformation */
3662 case 3: /* DomainLogoffInformation */
3663 case 4: /* DomainOemInformation */
3664 case 5: /* DomainReplicationInformation */
3665 case 6: /* DomainReplicationInformation */
3666 case 7: /* DomainServerRoleInformation */
3667 case 8: /* DomainModifiedInformation */
3668 case 9: /* DomainStateInformation */
3669 case 10: /* DomainUasInformation */
3670 case 13: /* DomainModifiedInformation2 */
3671 /* DOMAIN_READ_OTHER_PARAMETERS */
3672 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2;
3673 break;
3674 default:
3675 return NT_STATUS_INVALID_INFO_CLASS;
3676 }
3677
3678 dinfo = policy_handle_find(p, r->in.domain_handle,
3679 acc_required, NULL,
3680 struct samr_domain_info, &status);
3681 if (!NT_STATUS_IS_OK(status)) {
3682 return status;
3683 }
3684
3685 dom_info = TALLOC_ZERO_P(p->mem_ctx, union samr_DomainInfo);
3686 if (!dom_info) {
3687 return NT_STATUS_NO_MEMORY;
3688 }
3689
3690 switch (r->in.level) {
3691 case 1:
3692 status = query_dom_info_1(p->mem_ctx, &dom_info->info1);
3693 break;
3694 case 2:
3695 status = query_dom_info_2(p->mem_ctx, &dom_info->general, dinfo);
3696 break;
3697 case 3:
3698 status = query_dom_info_3(p->mem_ctx, &dom_info->info3);
3699 break;
3700 case 4:
3701 status = query_dom_info_4(p->mem_ctx, &dom_info->oem);
3702 break;
3703 case 5:
3704 status = query_dom_info_5(p->mem_ctx, &dom_info->info5);
3705 break;
3706 case 6:
3707 status = query_dom_info_6(p->mem_ctx, &dom_info->info6);
3708 break;
3709 case 7:
3710 status = query_dom_info_7(p->mem_ctx, &dom_info->info7);
3711 break;
3712 case 8:
3713 status = query_dom_info_8(p->mem_ctx, &dom_info->info8);
3714 break;
3715 case 9:
3716 status = query_dom_info_9(p->mem_ctx, &dom_info->info9);
3717 break;
3718 case 11:
3719 status = query_dom_info_11(p->mem_ctx, &dom_info->general2, dinfo);
3720 break;
3721 case 12:
3722 status = query_dom_info_12(p->mem_ctx, &dom_info->info12);
3723 break;
3724 case 13:
3725 status = query_dom_info_13(p->mem_ctx, &dom_info->info13);
3726 break;
3727 default:
3728 return NT_STATUS_INVALID_INFO_CLASS;
3729 }
3730
3731 if (!NT_STATUS_IS_OK(status)) {
3732 return status;
3733 }
3734
3735 *r->out.info = dom_info;
3736
3737 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
3738
3739 return status;
3740 }
3741
3742 /* W2k3 seems to use the same check for all 3 objects that can be created via
3743 * SAMR, if you try to create for example "Dialup" as an alias it says
3744 * "NT_STATUS_USER_EXISTS". This is racy, but we can't really lock the user
3745 * database. */
3746
3747 static NTSTATUS can_create(TALLOC_CTX *mem_ctx, const char *new_name)
3748 {
3749 enum lsa_SidType type;
3750 bool result;
3751
3752 DEBUG(10, ("Checking whether [%s] can be created\n", new_name));
3753
3754 become_root();
3755 /* Lookup in our local databases (LOOKUP_NAME_REMOTE not set)
3756 * whether the name already exists */
3757 result = lookup_name(mem_ctx, new_name, LOOKUP_NAME_LOCAL,
3758 NULL, NULL, NULL, &type);
3759 unbecome_root();
3760
3761 if (!result) {
3762 DEBUG(10, ("%s does not exist, can create it\n", new_name));
3763 return NT_STATUS_OK;
3764 }
3765
3766 DEBUG(5, ("trying to create %s, exists as %s\n",
3767 new_name, sid_type_lookup(type)));
3768
3769 if (type == SID_NAME_DOM_GRP) {
3770 return NT_STATUS_GROUP_EXISTS;
3771 }
3772 if (type == SID_NAME_ALIAS) {
3773 return NT_STATUS_ALIAS_EXISTS;
3774 }
3775
3776 /* Yes, the default is NT_STATUS_USER_EXISTS */
3777 return NT_STATUS_USER_EXISTS;
3778 }
3779
3780 /*******************************************************************
3781 _samr_CreateUser2
3782 ********************************************************************/
3783
3784 NTSTATUS _samr_CreateUser2(pipes_struct *p,
3785 struct samr_CreateUser2 *r)
3786 {
3787 const char *account = NULL;
3788 struct dom_sid sid;
3789 uint32_t acb_info = r->in.acct_flags;
3790 struct samr_domain_info *dinfo;
3791 struct samr_user_info *uinfo;
3792 NTSTATUS nt_status;
3793 uint32 acc_granted;
3794 struct security_descriptor *psd;
3795 size_t sd_size;
3796 /* check this, when giving away 'add computer to domain' privs */
3797 uint32 des_access = GENERIC_RIGHTS_USER_ALL_ACCESS;
3798 bool can_add_account = False;
3799 SE_PRIV se_rights;
3800
3801 dinfo = policy_handle_find(p, r->in.domain_handle,
3802 SAMR_DOMAIN_ACCESS_CREATE_USER, NULL,
3803 struct samr_domain_info, &nt_status);
3804 if (!NT_STATUS_IS_OK(nt_status)) {
3805 return nt_status;
3806 }
3807
3808 if (sid_check_is_builtin(&dinfo->sid)) {
3809 DEBUG(5,("_samr_CreateUser2: Refusing user create in BUILTIN\n"));
3810 return NT_STATUS_ACCESS_DENIED;
3811 }
3812
3813 if (!(acb_info == ACB_NORMAL || acb_info == ACB_DOMTRUST ||
3814 acb_info == ACB_WSTRUST || acb_info == ACB_SVRTRUST)) {
3815 /* Match Win2k, and return NT_STATUS_INVALID_PARAMETER if
3816 this parameter is not an account type */
3817 return NT_STATUS_INVALID_PARAMETER;
3818 }
3819
3820 account = r->in.account_name->string;
3821 if (account == NULL) {
3822 return NT_STATUS_NO_MEMORY;
3823 }
3824
3825 nt_status = can_create(p->mem_ctx, account);
3826 if (!NT_STATUS_IS_OK(nt_status)) {
3827 return nt_status;
3828 }
3829
3830 /* determine which user right we need to check based on the acb_info */
3831
3832 if (geteuid() == sec_initial_uid()) {
3833 se_priv_copy(&se_rights, &se_priv_none);
3834 can_add_account = true;
3835 } else if (acb_info & ACB_WSTRUST) {
3836 se_priv_copy(&se_rights, &se_machine_account);
3837 can_add_account = user_has_privileges(
3838 p->server_info->ptok, &se_rights );
3839 } else if (acb_info & ACB_NORMAL &&
3840 (account[strlen(account)-1] != '$')) {
3841 /* usrmgr.exe (and net rpc trustdom grant) creates a normal user
3842 account for domain trusts and changes the ACB flags later */
3843 se_priv_copy(&se_rights, &se_add_users);
3844 can_add_account = user_has_privileges(
3845 p->server_info->ptok, &se_rights );
3846 } else if (lp_enable_privileges()) {
3847 /* implicit assumption of a BDC or domain trust account here
3848 * (we already check the flags earlier) */
3849 /* only Domain Admins can add a BDC or domain trust */
3850 se_priv_copy(&se_rights, &se_priv_none);
3851 can_add_account = nt_token_check_domain_rid(
3852 p->server_info->ptok,
3853 DOMAIN_RID_ADMINS );
3854 }
3855
3856 DEBUG(5, ("_samr_CreateUser2: %s can add this account : %s\n",
3857 uidtoname(p->server_info->utok.uid),
3858 can_add_account ? "True":"False" ));
3859
3860 if (!can_add_account) {
3861 return NT_STATUS_ACCESS_DENIED;
3862 }
3863
3864 /********** BEGIN Admin BLOCK **********/
3865
3866 become_root();
3867 nt_status = pdb_create_user(p->mem_ctx, account, acb_info,
3868 r->out.rid);
3869 unbecome_root();
3870
3871 /********** END Admin BLOCK **********/
3872
3873 /* now check for failure */
3874
3875 if ( !NT_STATUS_IS_OK(nt_status) )
3876 return nt_status;
3877
3878 /* Get the user's SID */
3879
3880 sid_compose(&sid, get_global_sam_sid(), *r->out.rid);
3881
3882 map_max_allowed_access(p->server_info->ptok,
3883 &p->server_info->utok,
3884 &des_access);
3885
3886 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping,
3887 &sid, SAMR_USR_RIGHTS_WRITE_PW);
3888 se_map_generic(&des_access, &usr_generic_mapping);
3889
3890 /*
3891 * JRA - TESTME. We just created this user so we
3892 * had rights to create them. Do we need to check
3893 * any further access on this object ? Can't we
3894 * just assume we have all the rights we need ?
3895 */
3896
3897 nt_status = access_check_object(psd, p->server_info->ptok,
3898 &se_rights, GENERIC_RIGHTS_USER_WRITE, des_access,
3899 &acc_granted, "_samr_CreateUser2");
3900
3901 if ( !NT_STATUS_IS_OK(nt_status) ) {
3902 return nt_status;
3903 }
3904
3905 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
3906 struct samr_user_info, &nt_status);
3907 if (!NT_STATUS_IS_OK(nt_status)) {
3908 return nt_status;
3909 }
3910 uinfo->sid = sid;
3911
3912 /* After a "set" ensure we have no cached display info. */
3913 force_flush_samr_cache(&sid);
3914
3915 *r->out.access_granted = acc_granted;
3916
3917 return NT_STATUS_OK;
3918 }
3919
3920 /****************************************************************
3921 ****************************************************************/
3922
3923 NTSTATUS _samr_CreateUser(pipes_struct *p,
3924 struct samr_CreateUser *r)
3925 {
3926 struct samr_CreateUser2 c;
3927 uint32_t access_granted;
3928
3929 c.in.domain_handle = r->in.domain_handle;
3930 c.in.account_name = r->in.account_name;
3931 c.in.acct_flags = ACB_NORMAL;
3932 c.in.access_mask = r->in.access_mask;
3933 c.out.user_handle = r->out.user_handle;
3934 c.out.access_granted = &access_granted;
3935 c.out.rid = r->out.rid;
3936
3937 return _samr_CreateUser2(p, &c);
3938 }
3939
3940 /*******************************************************************
3941 _samr_Connect
3942 ********************************************************************/
3943
3944 NTSTATUS _samr_Connect(pipes_struct *p,
3945 struct samr_Connect *r)
3946 {
3947 struct samr_connect_info *info;
3948 uint32_t acc_granted;
3949 struct policy_handle hnd;
3950 uint32 des_access = r->in.access_mask;
3951 NTSTATUS status;
3952
3953 /* Access check */
3954
3955 if (!pipe_access_check(p)) {
3956 DEBUG(3, ("access denied to _samr_Connect\n"));
3957 return NT_STATUS_ACCESS_DENIED;
3958 }
3959
3960 /* don't give away the farm but this is probably ok. The SAMR_ACCESS_ENUM_DOMAINS
3961 was observed from a win98 client trying to enumerate users (when configured
3962 user level access control on shares) --jerry */
3963
3964 map_max_allowed_access(p->server_info->ptok,
3965 &p->server_info->utok,
3966 &des_access);
3967
3968 se_map_generic( &des_access, &sam_generic_mapping );
3969
3970 acc_granted = des_access & (SAMR_ACCESS_ENUM_DOMAINS
3971 |SAMR_ACCESS_LOOKUP_DOMAIN);
3972
3973 /* set up the SAMR connect_anon response */
3974
3975 info = policy_handle_create(p, &hnd, acc_granted,
3976 struct samr_connect_info,
3977 &status);
3978 if (!NT_STATUS_IS_OK(status)) {
3979 return status;
3980 }
3981
3982 *r->out.connect_handle = hnd;
3983 return NT_STATUS_OK;
3984 }
3985
3986 /*******************************************************************
3987 _samr_Connect2
3988 ********************************************************************/
3989
3990 NTSTATUS _samr_Connect2(pipes_struct *p,
3991 struct samr_Connect2 *r)
3992 {
3993 struct samr_connect_info *info = NULL;
3994 struct policy_handle hnd;
3995 struct security_descriptor *psd = NULL;
3996 uint32 acc_granted;
3997 uint32 des_access = r->in.access_mask;
3998 NTSTATUS nt_status;
3999 size_t sd_size;
4000 const char *fn = "_samr_Connect2";
4001
4002 switch (p->hdr_req.opnum) {
4003 case NDR_SAMR_CONNECT2:
4004 fn = "_samr_Connect2";
4005 break;
4006 case NDR_SAMR_CONNECT3:
4007 fn = "_samr_Connect3";
4008 break;
4009 case NDR_SAMR_CONNECT4:
4010 fn = "_samr_Connect4";
4011 break;
4012 case NDR_SAMR_CONNECT5:
4013 fn = "_samr_Connect5";
4014 break;
4015 }
4016
4017 DEBUG(5,("%s: %d\n", fn, __LINE__));
4018
4019 /* Access check */
4020
4021 if (!pipe_access_check(p)) {
4022 DEBUG(3, ("access denied to %s\n", fn));
4023 return NT_STATUS_ACCESS_DENIED;
4024 }
4025
4026 map_max_allowed_access(p->server_info->ptok,
4027 &p->server_info->utok,
4028 &des_access);
4029
4030 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
4031 se_map_generic(&des_access, &sam_generic_mapping);
4032
4033 nt_status = access_check_object(psd, p->server_info->ptok,
4034 NULL, 0, des_access, &acc_granted, fn);
4035
4036 if ( !NT_STATUS_IS_OK(nt_status) )
4037 return nt_status;
4038
4039 info = policy_handle_create(p, &hnd, acc_granted,
4040 struct samr_connect_info, &nt_status);
4041 if (!NT_STATUS_IS_OK(nt_status)) {
4042 return nt_status;
4043 }
4044
4045 DEBUG(5,("%s: %d\n", fn, __LINE__));
4046
4047 *r->out.connect_handle = hnd;
4048 return NT_STATUS_OK;
4049 }
4050
4051 /****************************************************************
4052 _samr_Connect3
4053 ****************************************************************/
4054
4055 NTSTATUS _samr_Connect3(pipes_struct *p,
4056 struct samr_Connect3 *r)
4057 {
4058 struct samr_Connect2 c;
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 return _samr_Connect2(p, &c);
4065 }
4066
4067 /*******************************************************************
4068 _samr_Connect4
4069 ********************************************************************/
4070
4071 NTSTATUS _samr_Connect4(pipes_struct *p,
4072 struct samr_Connect4 *r)
4073 {
4074 struct samr_Connect2 c;
4075
4076 c.in.system_name = r->in.system_name;
4077 c.in.access_mask = r->in.access_mask;
4078 c.out.connect_handle = r->out.connect_handle;
4079
4080 return _samr_Connect2(p, &c);
4081 }
4082
4083 /*******************************************************************
4084 _samr_Connect5
4085 ********************************************************************/
4086
4087 NTSTATUS _samr_Connect5(pipes_struct *p,
4088 struct samr_Connect5 *r)
4089 {
4090 NTSTATUS status;
4091 struct samr_Connect2 c;
4092 struct samr_ConnectInfo1 info1;
4093
4094 info1.client_version = SAMR_CONNECT_AFTER_W2K;
4095 info1.unknown2 = 0;
4096
4097 c.in.system_name = r->in.system_name;
4098 c.in.access_mask = r->in.access_mask;
4099 c.out.connect_handle = r->out.connect_handle;
4100
4101 *r->out.level_out = 1;
4102
4103 status = _samr_Connect2(p, &c);
4104 if (!NT_STATUS_IS_OK(status)) {
4105 return status;
4106 }
4107
4108 r->out.info_out->info1 = info1;
4109
4110 return NT_STATUS_OK;
4111 }
4112
4113 /**********************************************************************
4114 _samr_LookupDomain
4115 **********************************************************************/
4116
4117 NTSTATUS _samr_LookupDomain(pipes_struct *p,
4118 struct samr_LookupDomain *r)
4119 {
4120 NTSTATUS status;
4121 struct samr_connect_info *info;
4122 const char *domain_name;
4123 struct dom_sid *sid = NULL;
4124
4125 /* win9x user manager likes to use SAMR_ACCESS_ENUM_DOMAINS here.
4126 Reverted that change so we will work with RAS servers again */
4127
4128 info = policy_handle_find(p, r->in.connect_handle,
4129 SAMR_ACCESS_LOOKUP_DOMAIN, NULL,
4130 struct samr_connect_info,
4131 &status);
4132 if (!NT_STATUS_IS_OK(status)) {
4133 return status;
4134 }
4135
4136 domain_name = r->in.domain_name->string;
4137 if (!domain_name) {
4138 return NT_STATUS_INVALID_PARAMETER;
4139 }
4140
4141 sid = TALLOC_ZERO_P(p->mem_ctx, struct dom_sid2);
4142 if (!sid) {
4143 return NT_STATUS_NO_MEMORY;
4144 }
4145
4146 if (strequal(domain_name, builtin_domain_name())) {
4147 sid_copy(sid, &global_sid_Builtin);
4148 } else {
4149 if (!secrets_fetch_domain_sid(domain_name, sid)) {
4150 status = NT_STATUS_NO_SUCH_DOMAIN;
4151 }
4152 }
4153
4154 DEBUG(2,("Returning domain sid for domain %s -> %s\n", domain_name,
4155 sid_string_dbg(sid)));
4156
4157 *r->out.sid = sid;
4158
4159 return status;
4160 }
4161
4162 /**********************************************************************
4163 _samr_EnumDomains
4164 **********************************************************************/
4165
4166 NTSTATUS _samr_EnumDomains(pipes_struct *p,
4167 struct samr_EnumDomains *r)
4168 {
4169 NTSTATUS status;
4170 struct samr_connect_info *info;
4171 uint32_t num_entries = 2;
4172 struct samr_SamEntry *entry_array = NULL;
4173 struct samr_SamArray *sam;
4174
4175 info = policy_handle_find(p, r->in.connect_handle,
4176 SAMR_ACCESS_ENUM_DOMAINS, NULL,
4177 struct samr_connect_info, &status);
4178 if (!NT_STATUS_IS_OK(status)) {
4179 return status;
4180 }
4181
4182 sam = TALLOC_ZERO_P(p->mem_ctx, struct samr_SamArray);
4183 if (!sam) {
4184 return NT_STATUS_NO_MEMORY;
4185 }
4186
4187 entry_array = TALLOC_ZERO_ARRAY(p->mem_ctx,
4188 struct samr_SamEntry,
4189 num_entries);
4190 if (!entry_array) {
4191 return NT_STATUS_NO_MEMORY;
4192 }
4193
4194 entry_array[0].idx = 0;
4195 init_lsa_String(&entry_array[0].name, get_global_sam_name());
4196
4197 entry_array[1].idx = 1;
4198 init_lsa_String(&entry_array[1].name, "Builtin");
4199
4200 sam->count = num_entries;
4201 sam->entries = entry_array;
4202
4203 *r->out.sam = sam;
4204 *r->out.num_entries = num_entries;
4205
4206 return status;
4207 }
4208
4209 /*******************************************************************
4210 _samr_OpenAlias
4211 ********************************************************************/
4212
4213 NTSTATUS _samr_OpenAlias(pipes_struct *p,
4214 struct samr_OpenAlias *r)
4215 {
4216 struct dom_sid sid;
4217 uint32 alias_rid = r->in.rid;
4218 struct samr_alias_info *ainfo;
4219 struct samr_domain_info *dinfo;
4220 struct security_descriptor *psd = NULL;
4221 uint32 acc_granted;
4222 uint32 des_access = r->in.access_mask;
4223 size_t sd_size;
4224 NTSTATUS status;
4225 SE_PRIV se_rights;
4226
4227 dinfo = policy_handle_find(p, r->in.domain_handle,
4228 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
4229 struct samr_domain_info, &status);
4230 if (!NT_STATUS_IS_OK(status)) {
4231 return status;
4232 }
4233
4234 /* append the alias' RID to it */
4235
4236 if (!sid_compose(&sid, &dinfo->sid, alias_rid))
4237 return NT_STATUS_NO_SUCH_ALIAS;
4238
4239 /*check if access can be granted as requested by client. */
4240
4241 map_max_allowed_access(p->server_info->ptok,
4242 &p->server_info->utok,
4243 &des_access);
4244
4245 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &ali_generic_mapping, NULL, 0);
4246 se_map_generic(&des_access,&ali_generic_mapping);
4247
4248 se_priv_copy( &se_rights, &se_add_users );
4249
4250 status = access_check_object(psd, p->server_info->ptok,
4251 &se_rights, GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
4252 des_access, &acc_granted, "_samr_OpenAlias");
4253
4254 if ( !NT_STATUS_IS_OK(status) )
4255 return status;
4256
4257 {
4258 /* Check we actually have the requested alias */
4259 enum lsa_SidType type;
4260 bool result;
4261 gid_t gid;
4262
4263 become_root();
4264 result = lookup_sid(NULL, &sid, NULL, NULL, &type);
4265 unbecome_root();
4266
4267 if (!result || (type != SID_NAME_ALIAS)) {
4268 return NT_STATUS_NO_SUCH_ALIAS;
4269 }
4270
4271 /* make sure there is a mapping */
4272
4273 if ( !sid_to_gid( &sid, &gid ) ) {
4274 return NT_STATUS_NO_SUCH_ALIAS;
4275 }
4276
4277 }
4278
4279 ainfo = policy_handle_create(p, r->out.alias_handle, acc_granted,
4280 struct samr_alias_info, &status);
4281 if (!NT_STATUS_IS_OK(status)) {
4282 return status;
4283 }
4284 ainfo->sid = sid;
4285
4286 return NT_STATUS_OK;
4287 }
4288
4289 /*******************************************************************
4290 set_user_info_2
4291 ********************************************************************/
4292
4293 static NTSTATUS set_user_info_2(TALLOC_CTX *mem_ctx,
4294 struct samr_UserInfo2 *id2,
4295 struct samu *pwd)
4296 {
4297 if (id2 == NULL) {
4298 DEBUG(5,("set_user_info_2: NULL id2\n"));
4299 return NT_STATUS_ACCESS_DENIED;
4300 }
4301
4302 copy_id2_to_sam_passwd(pwd, id2);
4303
4304 return pdb_update_sam_account(pwd);
4305 }
4306
4307 /*******************************************************************
4308 set_user_info_4
4309 ********************************************************************/
4310
4311 static NTSTATUS set_user_info_4(TALLOC_CTX *mem_ctx,
4312 struct samr_UserInfo4 *id4,
4313 struct samu *pwd)
4314 {
4315 if (id4 == NULL) {
4316 DEBUG(5,("set_user_info_2: NULL id4\n"));
4317 return NT_STATUS_ACCESS_DENIED;
4318 }
4319
4320 copy_id4_to_sam_passwd(pwd, id4);
4321
4322 return pdb_update_sam_account(pwd);
4323 }
4324
4325 /*******************************************************************
4326 set_user_info_6
4327 ********************************************************************/
4328
4329 static NTSTATUS set_user_info_6(TALLOC_CTX *mem_ctx,
4330 struct samr_UserInfo6 *id6,
4331 struct samu *pwd)
4332 {
4333 if (id6 == NULL) {
4334 DEBUG(5,("set_user_info_6: NULL id6\n"));
4335 return NT_STATUS_ACCESS_DENIED;
4336 }
4337
4338 copy_id6_to_sam_passwd(pwd, id6);
4339
4340 return pdb_update_sam_account(pwd);
4341 }
4342
4343 /*******************************************************************
4344 set_user_info_7
4345 ********************************************************************/
4346
4347 static NTSTATUS set_user_info_7(TALLOC_CTX *mem_ctx,
4348 struct samr_UserInfo7 *id7,
4349 struct samu *pwd)
4350 {
4351 NTSTATUS rc;
4352
4353 if (id7 == NULL) {
4354 DEBUG(5, ("set_user_info_7: NULL id7\n"));
4355 return NT_STATUS_ACCESS_DENIED;
4356 }
4357
4358 if (!id7->account_name.string) {
4359 DEBUG(5, ("set_user_info_7: failed to get new username\n"));
4360 return NT_STATUS_ACCESS_DENIED;
4361 }
4362
4363 /* check to see if the new username already exists. Note: we can't
4364 reliably lock all backends, so there is potentially the
4365 possibility that a user can be created in between this check and
4366 the rename. The rename should fail, but may not get the
4367 exact same failure status code. I think this is small enough
4368 of a window for this type of operation and the results are
4369 simply that the rename fails with a slightly different status
4370 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
4371
4372 rc = can_create(mem_ctx, id7->account_name.string);
4373
4374 /* when there is nothing to change, we're done here */
4375 if (NT_STATUS_EQUAL(rc, NT_STATUS_USER_EXISTS) &&
4376 strequal(id7->account_name.string, pdb_get_username(pwd))) {
4377 return NT_STATUS_OK;
4378 }
4379 if (!NT_STATUS_IS_OK(rc)) {
4380 return rc;
4381 }
4382
4383 rc = pdb_rename_sam_account(pwd, id7->account_name.string);
4384
4385 return rc;
4386 }
4387
4388 /*******************************************************************
4389 set_user_info_8
4390 ********************************************************************/
4391
4392 static NTSTATUS set_user_info_8(TALLOC_CTX *mem_ctx,
4393 struct samr_UserInfo8 *id8,
4394 struct samu *pwd)
4395 {
4396 if (id8 == NULL) {
4397 DEBUG(5,("set_user_info_8: NULL id8\n"));
4398 return NT_STATUS_ACCESS_DENIED;
4399 }
4400
4401 copy_id8_to_sam_passwd(pwd, id8);
4402
4403 return pdb_update_sam_account(pwd);
4404 }
4405
4406 /*******************************************************************
4407 set_user_info_10
4408 ********************************************************************/
4409
4410 static NTSTATUS set_user_info_10(TALLOC_CTX *mem_ctx,
4411 struct samr_UserInfo10 *id10,
4412 struct samu *pwd)
4413 {
4414 if (id10 == NULL) {
4415 DEBUG(5,("set_user_info_8: NULL id10\n"));
4416 return NT_STATUS_ACCESS_DENIED;
4417 }
4418
4419 copy_id10_to_sam_passwd(pwd, id10);
4420
4421 return pdb_update_sam_account(pwd);
4422 }
4423
4424 /*******************************************************************
4425 set_user_info_11
4426 ********************************************************************/
4427
4428 static NTSTATUS set_user_info_11(TALLOC_CTX *mem_ctx,
4429 struct samr_UserInfo11 *id11,
4430 struct samu *pwd)
4431 {
4432 if (id11 == NULL) {
4433 DEBUG(5,("set_user_info_11: NULL id11\n"));
4434 return NT_STATUS_ACCESS_DENIED;
4435 }
4436
4437 copy_id11_to_sam_passwd(pwd, id11);
4438
4439 return pdb_update_sam_account(pwd);
4440 }
4441
4442 /*******************************************************************
4443 set_user_info_12
4444 ********************************************************************/
4445
4446 static NTSTATUS set_user_info_12(TALLOC_CTX *mem_ctx,
4447 struct samr_UserInfo12 *id12,
4448 struct samu *pwd)
4449 {
4450 if (id12 == NULL) {
4451 DEBUG(5,("set_user_info_12: NULL id12\n"));
4452 return NT_STATUS_ACCESS_DENIED;
4453 }
4454
4455 copy_id12_to_sam_passwd(pwd, id12);
4456
4457 return pdb_update_sam_account(pwd);
4458 }
4459
4460 /*******************************************************************
4461 set_user_info_13
4462 ********************************************************************/
4463
4464 static NTSTATUS set_user_info_13(TALLOC_CTX *mem_ctx,
4465 struct samr_UserInfo13 *id13,
4466 struct samu *pwd)
4467 {
4468 if (id13 == NULL) {
4469 DEBUG(5,("set_user_info_13: NULL id13\n"));
4470 return NT_STATUS_ACCESS_DENIED;
4471 }
4472
4473 copy_id13_to_sam_passwd(pwd, id13);
4474
4475 return pdb_update_sam_account(pwd);
4476 }
4477
4478 /*******************************************************************
4479 set_user_info_14
4480 ********************************************************************/
4481
4482 static NTSTATUS set_user_info_14(TALLOC_CTX *mem_ctx,
4483 struct samr_UserInfo14 *id14,
4484 struct samu *pwd)
4485 {
4486 if (id14 == NULL) {
4487 DEBUG(5,("set_user_info_14: NULL id14\n"));
4488 return NT_STATUS_ACCESS_DENIED;
4489 }
4490
4491 copy_id14_to_sam_passwd(pwd, id14);
4492
4493 return pdb_update_sam_account(pwd);
4494 }
4495
4496 /*******************************************************************
4497 set_user_info_16
4498 ********************************************************************/
4499
4500 static NTSTATUS set_user_info_16(TALLOC_CTX *mem_ctx,
4501 struct samr_UserInfo16 *id16,
4502 struct samu *pwd)
4503 {
4504 if (id16 == NULL) {
4505 DEBUG(5,("set_user_info_16: NULL id16\n"));
4506 return NT_STATUS_ACCESS_DENIED;
4507 }
4508
4509 copy_id16_to_sam_passwd(pwd, id16);
4510
4511 return pdb_update_sam_account(pwd);
4512 }
4513
4514 /*******************************************************************
4515 set_user_info_17
4516 ********************************************************************/
4517
4518 static NTSTATUS set_user_info_17(TALLOC_CTX *mem_ctx,
4519 struct samr_UserInfo17 *id17,
4520 struct samu *pwd)
4521 {
4522 if (id17 == NULL) {
4523 DEBUG(5,("set_user_info_17: NULL id17\n"));
4524 return NT_STATUS_ACCESS_DENIED;
4525 }
4526
4527 copy_id17_to_sam_passwd(pwd, id17);
4528
4529 return pdb_update_sam_account(pwd);
4530 }
4531
4532 /*******************************************************************
4533 set_user_info_18
4534 ********************************************************************/
4535
4536 static NTSTATUS set_user_info_18(struct samr_UserInfo18 *id18,
4537 TALLOC_CTX *mem_ctx,
4538 DATA_BLOB *session_key,
4539 struct samu *pwd)
4540 {
4541 if (id18 == NULL) {
4542 DEBUG(2, ("set_user_info_18: id18 is NULL\n"));
4543 return NT_STATUS_INVALID_PARAMETER;
4544 }
4545
4546 if (id18->nt_pwd_active || id18->lm_pwd_active) {
4547 if (!session_key->length) {
4548 return NT_STATUS_NO_USER_SESSION_KEY;
4549 }
4550 }
4551
4552 if (id18->nt_pwd_active) {
4553
4554 DATA_BLOB in, out;
4555
4556 in = data_blob_const(id18->nt_pwd.hash, 16);
4557 out = data_blob_talloc_zero(mem_ctx, 16);
4558
4559 sess_crypt_blob(&out, &in, session_key, false);
4560
4561 if (!pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED)) {
4562 return NT_STATUS_ACCESS_DENIED;
4563 }
4564
4565 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4566 }
4567
4568 if (id18->lm_pwd_active) {
4569
4570 DATA_BLOB in, out;
4571
4572 in = data_blob_const(id18->lm_pwd.hash, 16);
4573 out = data_blob_talloc_zero(mem_ctx, 16);
4574
4575 sess_crypt_blob(&out, &in, session_key, false);
4576
4577 if (!pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED)) {
4578 return NT_STATUS_ACCESS_DENIED;
4579 }
4580
4581 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4582 }
4583
4584 copy_id18_to_sam_passwd(pwd, id18);
4585
4586 return pdb_update_sam_account(pwd);
4587 }
4588
4589 /*******************************************************************
4590 set_user_info_20
4591 ********************************************************************/
4592
4593 static NTSTATUS set_user_info_20(TALLOC_CTX *mem_ctx,
4594 struct samr_UserInfo20 *id20,
4595 struct samu *pwd)
4596 {
4597 if (id20 == NULL) {
4598 DEBUG(5,("set_user_info_20: NULL id20\n"));
4599 return NT_STATUS_ACCESS_DENIED;
4600 }
4601
4602 copy_id20_to_sam_passwd(pwd, id20);
4603
4604 return pdb_update_sam_account(pwd);
4605 }
4606
4607 /*******************************************************************
4608 set_user_info_21
4609 ********************************************************************/
4610
4611 static NTSTATUS set_user_info_21(struct samr_UserInfo21 *id21,
4612 TALLOC_CTX *mem_ctx,
4613 DATA_BLOB *session_key,
4614 struct samu *pwd)
4615 {
4616 NTSTATUS status;
4617
4618 if (id21 == NULL) {
4619 DEBUG(5, ("set_user_info_21: NULL id21\n"));
4620 return NT_STATUS_INVALID_PARAMETER;
4621 }
4622
4623 if (id21->fields_present == 0) {
4624 return NT_STATUS_INVALID_PARAMETER;
4625 }
4626
4627 if (id21->fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4628 return NT_STATUS_ACCESS_DENIED;
4629 }
4630
4631 if (id21->fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) {
4632 if (id21->nt_password_set) {
4633 DATA_BLOB in, out;
4634
4635 if ((id21->nt_owf_password.length != 16) ||
4636 (id21->nt_owf_password.size != 16)) {
4637 return NT_STATUS_INVALID_PARAMETER;
4638 }
4639
4640 if (!session_key->length) {
4641 return NT_STATUS_NO_USER_SESSION_KEY;
4642 }
4643
4644 in = data_blob_const(id21->nt_owf_password.array, 16);
4645 out = data_blob_talloc_zero(mem_ctx, 16);
4646
4647 sess_crypt_blob(&out, &in, session_key, false);
4648
4649 pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED);
4650 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4651 }
4652 }
4653
4654 if (id21->fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT) {
4655 if (id21->lm_password_set) {
4656 DATA_BLOB in, out;
4657
4658 if ((id21->lm_owf_password.length != 16) ||
4659 (id21->lm_owf_password.size != 16)) {
4660 return NT_STATUS_INVALID_PARAMETER;
4661 }
4662
4663 if (!session_key->length) {
4664 return NT_STATUS_NO_USER_SESSION_KEY;
4665 }
4666
4667 in = data_blob_const(id21->lm_owf_password.array, 16);
4668 out = data_blob_talloc_zero(mem_ctx, 16);
4669
4670 sess_crypt_blob(&out, &in, session_key, false);
4671
4672 pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED);
4673 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4674 }
4675 }
4676
4677 /* we need to separately check for an account rename first */
4678
4679 if (id21->account_name.string &&
4680 (!strequal(id21->account_name.string, pdb_get_username(pwd))))
4681 {
4682
4683 /* check to see if the new username already exists. Note: we can't
4684 reliably lock all backends, so there is potentially the
4685 possibility that a user can be created in between this check and
4686 the rename. The rename should fail, but may not get the
4687 exact same failure status code. I think this is small enough
4688 of a window for this type of operation and the results are
4689 simply that the rename fails with a slightly different status
4690 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
4691
4692 status = can_create(mem_ctx, id21->account_name.string);
4693 if (!NT_STATUS_IS_OK(status)) {
4694 return status;
4695 }
4696
4697 status = pdb_rename_sam_account(pwd, id21->account_name.string);
4698
4699 if (!NT_STATUS_IS_OK(status)) {
4700 DEBUG(0,("set_user_info_21: failed to rename account: %s\n",
4701 nt_errstr(status)));
4702 return status;
4703 }
4704
4705 /* set the new username so that later
4706 functions can work on the new account */
4707 pdb_set_username(pwd, id21->account_name.string, PDB_SET);
4708 }
4709
4710 copy_id21_to_sam_passwd("INFO_21", pwd, id21);
4711
4712 /*
4713 * The funny part about the previous two calls is
4714 * that pwd still has the password hashes from the
4715 * passdb entry. These have not been updated from
4716 * id21. I don't know if they need to be set. --jerry
4717 */
4718
4719 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
4720 status = pdb_set_unix_primary_group(mem_ctx, pwd);
4721 if ( !NT_STATUS_IS_OK(status) ) {
4722 return status;
4723 }
4724 }
4725
4726 /* Don't worry about writing out the user account since the
4727 primary group SID is generated solely from the user's Unix
4728 primary group. */
4729
4730 /* write the change out */
4731 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4732 return status;
4733 }
4734
4735 return NT_STATUS_OK;
4736 }
4737
4738 /*******************************************************************
4739 set_user_info_23
4740 ********************************************************************/
4741
4742 static NTSTATUS set_user_info_23(TALLOC_CTX *mem_ctx,
4743 struct samr_UserInfo23 *id23,
4744 struct samu *pwd)
4745 {
4746 char *plaintext_buf = NULL;
4747 size_t len = 0;
4748 uint32_t acct_ctrl;
4749 NTSTATUS status;
4750
4751 if (id23 == NULL) {
4752 DEBUG(5, ("set_user_info_23: NULL id23\n"));
4753 return NT_STATUS_INVALID_PARAMETER;
4754 }
4755
4756 if (id23->info.fields_present == 0) {
4757 return NT_STATUS_INVALID_PARAMETER;
4758 }
4759
4760 if (id23->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4761 return NT_STATUS_ACCESS_DENIED;
4762 }
4763
4764 if ((id23->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
4765 (id23->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
4766
4767 DEBUG(5, ("Attempting administrator password change (level 23) for user %s\n",
4768 pdb_get_username(pwd)));
4769
4770 if (!decode_pw_buffer(mem_ctx,
4771 id23->password.data,
4772 &plaintext_buf,
4773 &len,
4774 CH_UTF16)) {
4775 return NT_STATUS_WRONG_PASSWORD;
4776 }
4777
4778 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
4779 return NT_STATUS_ACCESS_DENIED;
4780 }
4781 }
4782
4783 copy_id23_to_sam_passwd(pwd, id23);
4784
4785 acct_ctrl = pdb_get_acct_ctrl(pwd);
4786
4787 /* if it's a trust account, don't update /etc/passwd */
4788 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
4789 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
4790 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
4791 DEBUG(5, ("Changing trust account. Not updating /etc/passwd\n"));
4792 } else if (plaintext_buf) {
4793 /* update the UNIX password */
4794 if (lp_unix_password_sync() ) {
4795 struct passwd *passwd;
4796 if (pdb_get_username(pwd) == NULL) {
4797 DEBUG(1, ("chgpasswd: User without name???\n"));
4798 return NT_STATUS_ACCESS_DENIED;
4799 }
4800
4801 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
4802 if (passwd == NULL) {
4803 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
4804 }
4805
4806 if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
4807 return NT_STATUS_ACCESS_DENIED;
4808 }
4809 TALLOC_FREE(passwd);
4810 }
4811 }
4812
4813 if (plaintext_buf) {
4814 memset(plaintext_buf, '\0', strlen(plaintext_buf));
4815 }
4816
4817 if (IS_SAM_CHANGED(pwd, PDB_GROUPSID) &&
4818 (!NT_STATUS_IS_OK(status = pdb_set_unix_primary_group(mem_ctx,
4819 pwd)))) {
4820 return status;
4821 }
4822
4823 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4824 return status;
4825 }
4826
4827 return NT_STATUS_OK;
4828 }
4829
4830 /*******************************************************************
4831 set_user_info_pw
4832 ********************************************************************/
4833
4834 static bool set_user_info_pw(uint8 *pass, struct samu *pwd)
4835 {
4836 size_t len = 0;
4837 char *plaintext_buf = NULL;
4838 uint32 acct_ctrl;
4839
4840 DEBUG(5, ("Attempting administrator password change for user %s\n",
4841 pdb_get_username(pwd)));
4842
4843 acct_ctrl = pdb_get_acct_ctrl(pwd);
4844
4845 if (!decode_pw_buffer(talloc_tos(),
4846 pass,
4847 &plaintext_buf,
4848 &len,
4849 CH_UTF16)) {
4850 return False;
4851 }
4852
4853 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
4854 return False;
4855 }
4856
4857 /* if it's a trust account, don't update /etc/passwd */
4858 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
4859 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
4860 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
4861 DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
4862 } else {
4863 /* update the UNIX password */
4864 if (lp_unix_password_sync()) {
4865 struct passwd *passwd;
4866
4867 if (pdb_get_username(pwd) == NULL) {
4868 DEBUG(1, ("chgpasswd: User without name???\n"));
4869 return False;
4870 }
4871
4872 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
4873 if (passwd == NULL) {
4874 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
4875 }
4876
4877 if(!chgpasswd(pdb_get_username(pwd), passwd, "", plaintext_buf, True)) {
4878 return False;
4879 }
4880 TALLOC_FREE(passwd);
4881 }
4882 }
4883
4884 memset(plaintext_buf, '\0', strlen(plaintext_buf));
4885
4886 DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n"));
4887
4888 return True;
4889 }
4890
4891 /*******************************************************************
4892 set_user_info_24
4893 ********************************************************************/
4894
4895 static NTSTATUS set_user_info_24(TALLOC_CTX *mem_ctx,
4896 struct samr_UserInfo24 *id24,
4897 struct samu *pwd)
4898 {
4899 NTSTATUS status;
4900
4901 if (id24 == NULL) {
4902 DEBUG(5, ("set_user_info_24: NULL id24\n"));
4903 return NT_STATUS_INVALID_PARAMETER;
4904 }
4905
4906 if (!set_user_info_pw(id24->password.data, pwd)) {
4907 return NT_STATUS_WRONG_PASSWORD;
4908 }
4909
4910 copy_id24_to_sam_passwd(pwd, id24);
4911
4912 status = pdb_update_sam_account(pwd);
4913 if (!NT_STATUS_IS_OK(status)) {
4914 return status;
4915 }
4916
4917 return NT_STATUS_OK;
4918 }
4919
4920 /*******************************************************************
4921 set_user_info_25
4922 ********************************************************************/
4923
4924 static NTSTATUS set_user_info_25(TALLOC_CTX *mem_ctx,
4925 struct samr_UserInfo25 *id25,
4926 struct samu *pwd)
4927 {
4928 NTSTATUS status;
4929
4930 if (id25 == NULL) {
4931 DEBUG(5, ("set_user_info_25: NULL id25\n"));
4932 return NT_STATUS_INVALID_PARAMETER;
4933 }
4934
4935 if (id25->info.fields_present == 0) {
4936 return NT_STATUS_INVALID_PARAMETER;
4937 }
4938
4939 if (id25->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4940 return NT_STATUS_ACCESS_DENIED;
4941 }
4942
4943 if ((id25->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
4944 (id25->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
4945
4946 if (!set_user_info_pw(id25->password.data, pwd)) {
4947 return NT_STATUS_WRONG_PASSWORD;
4948 }
4949 }
4950
4951 copy_id25_to_sam_passwd(pwd, id25);
4952
4953 /* write the change out */
4954 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4955 return status;
4956 }
4957
4958 /*
4959 * We need to "pdb_update_sam_account" before the unix primary group
4960 * is set, because the idealx scripts would also change the
4961 * sambaPrimaryGroupSid using the ldap replace method. pdb_ldap uses
4962 * the delete explicit / add explicit, which would then fail to find
4963 * the previous primaryGroupSid value.
4964 */
4965
4966 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
4967 status = pdb_set_unix_primary_group(mem_ctx, pwd);
4968 if ( !NT_STATUS_IS_OK(status) ) {
4969 return status;
4970 }
4971 }
4972
4973 return NT_STATUS_OK;
4974 }
4975
4976 /*******************************************************************
4977 set_user_info_26
4978 ********************************************************************/
4979
4980 static NTSTATUS set_user_info_26(TALLOC_CTX *mem_ctx,
4981 struct samr_UserInfo26 *id26,
4982 struct samu *pwd)
4983 {
4984 NTSTATUS status;
4985
4986 if (id26 == NULL) {
4987 DEBUG(5, ("set_user_info_26: NULL id26\n"));
4988 return NT_STATUS_INVALID_PARAMETER;
4989 }
4990
4991 if (!set_user_info_pw(id26->password.data, pwd)) {
4992 return NT_STATUS_WRONG_PASSWORD;
4993 }
4994
4995 copy_id26_to_sam_passwd(pwd, id26);
4996
4997 status = pdb_update_sam_account(pwd);
4998 if (!NT_STATUS_IS_OK(status)) {
4999 return status;
5000 }
5001
5002 return NT_STATUS_OK;
5003 }
5004
5005 /*************************************************************
5006 **************************************************************/
5007
5008 static uint32_t samr_set_user_info_map_fields_to_access_mask(uint32_t fields)
5009 {
5010 uint32_t acc_required = 0;
5011
5012 /* USER_ALL_USERNAME */
5013 if (fields & SAMR_FIELD_ACCOUNT_NAME)
5014 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5015 /* USER_ALL_FULLNAME */
5016 if (fields & SAMR_FIELD_FULL_NAME)
5017 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5018 /* USER_ALL_PRIMARYGROUPID */
5019 if (fields & SAMR_FIELD_PRIMARY_GID)
5020 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5021 /* USER_ALL_HOMEDIRECTORY */
5022 if (fields & SAMR_FIELD_HOME_DIRECTORY)
5023 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5024 /* USER_ALL_HOMEDIRECTORYDRIVE */
5025 if (fields & SAMR_FIELD_HOME_DRIVE)
5026 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5027 /* USER_ALL_SCRIPTPATH */
5028 if (fields & SAMR_FIELD_LOGON_SCRIPT)
5029 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5030 /* USER_ALL_PROFILEPATH */
5031 if (fields & SAMR_FIELD_PROFILE_PATH)
5032 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5033 /* USER_ALL_ADMINCOMMENT */
5034 if (fields & SAMR_FIELD_COMMENT)
5035 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5036 /* USER_ALL_WORKSTATIONS */
5037 if (fields & SAMR_FIELD_WORKSTATIONS)
5038 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5039 /* USER_ALL_LOGONHOURS */
5040 if (fields & SAMR_FIELD_LOGON_HOURS)
5041 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5042 /* USER_ALL_ACCOUNTEXPIRES */
5043 if (fields & SAMR_FIELD_ACCT_EXPIRY)
5044 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5045 /* USER_ALL_USERACCOUNTCONTROL */
5046 if (fields & SAMR_FIELD_ACCT_FLAGS)
5047 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5048 /* USER_ALL_PARAMETERS */
5049 if (fields & SAMR_FIELD_PARAMETERS)
5050 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
5051 /* USER_ALL_USERCOMMENT */
5052 if (fields & SAMR_FIELD_COMMENT)
5053 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
5054 /* USER_ALL_COUNTRYCODE */
5055 if (fields & SAMR_FIELD_COUNTRY_CODE)
5056 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
5057 /* USER_ALL_CODEPAGE */
5058 if (fields & SAMR_FIELD_CODE_PAGE)
5059 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
5060 /* USER_ALL_NTPASSWORDPRESENT */
5061 if (fields & SAMR_FIELD_NT_PASSWORD_PRESENT)
5062 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
5063 /* USER_ALL_LMPASSWORDPRESENT */
5064 if (fields & SAMR_FIELD_LM_PASSWORD_PRESENT)
5065 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
5066 /* USER_ALL_PASSWORDEXPIRED */
5067 if (fields & SAMR_FIELD_EXPIRED_FLAG)
5068 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
5069
5070 return acc_required;
5071 }
5072
5073 /*******************************************************************
5074 samr_SetUserInfo
5075 ********************************************************************/
5076
5077 NTSTATUS _samr_SetUserInfo(pipes_struct *p,
5078 struct samr_SetUserInfo *r)
5079 {
5080 struct samr_user_info *uinfo;
5081 NTSTATUS status;
5082 struct samu *pwd = NULL;
5083 union samr_UserInfo *info = r->in.info;
5084 uint32_t acc_required = 0;
5085 uint32_t fields = 0;
5086 bool ret;
5087
5088 DEBUG(5,("_samr_SetUserInfo: %d\n", __LINE__));
5089
5090 /* This is tricky. A WinXP domain join sets
5091 (SAMR_USER_ACCESS_SET_PASSWORD|SAMR_USER_ACCESS_SET_ATTRIBUTES|SAMR_USER_ACCESS_GET_ATTRIBUTES)
5092 The MMC lusrmgr plugin includes these perms and more in the SamrOpenUser(). But the
5093 standard Win32 API calls just ask for SAMR_USER_ACCESS_SET_PASSWORD in the SamrOpenUser().
5094 This should be enough for levels 18, 24, 25,& 26. Info level 23 can set more so
5095 we'll use the set from the WinXP join as the basis. */
5096
5097 switch (r->in.level) {
5098 case 2: /* UserPreferencesInformation */
5099 /* USER_WRITE_ACCOUNT | USER_WRITE_PREFERENCES */
5100 acc_required = SAMR_USER_ACCESS_SET_ATTRIBUTES | SAMR_USER_ACCESS_SET_LOC_COM;
5101 break;
5102 case 4: /* UserLogonHoursInformation */
5103 case 6: /* UserNameInformation */
5104 case 7: /* UserAccountNameInformation */
5105 case 8: /* UserFullNameInformation */
5106 case 9: /* UserPrimaryGroupInformation */
5107 case 10: /* UserHomeInformation */
5108 case 11: /* UserScriptInformation */
5109 case 12: /* UserProfileInformation */
5110 case 13: /* UserAdminCommentInformation */
5111 case 14: /* UserWorkStationsInformation */
5112 case 16: /* UserControlInformation */
5113 case 17: /* UserExpiresInformation */
5114 case 20: /* UserParametersInformation */
5115 /* USER_WRITE_ACCOUNT */
5116 acc_required = SAMR_USER_ACCESS_SET_ATTRIBUTES;
5117 break;
5118 case 18: /* UserInternal1Information */
5119 /* FIXME: gd, this is a guess */
5120 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
5121 break;
5122 case 21: /* UserAllInformation */
5123 fields = info->info21.fields_present;
5124 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
5125 break;
5126 case 23: /* UserInternal4Information */
5127 fields = info->info23.info.fields_present;
5128 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
5129 break;
5130 case 25: /* UserInternal4InformationNew */
5131 fields = info->info25.info.fields_present;
5132 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
5133 break;
5134 case 24: /* UserInternal5Information */
5135 case 26: /* UserInternal5InformationNew */
5136 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
5137 break;
5138 default:
5139 return NT_STATUS_INVALID_INFO_CLASS;
5140 }
5141
5142 uinfo = policy_handle_find(p, r->in.user_handle, acc_required, NULL,
5143 struct samr_user_info, &status);
5144 if (!NT_STATUS_IS_OK(status)) {
5145 return status;
5146 }
5147
5148 DEBUG(5, ("_samr_SetUserInfo: sid:%s, level:%d\n",
5149 sid_string_dbg(&uinfo->sid), r->in.level));
5150
5151 if (info == NULL) {
5152 DEBUG(5, ("_samr_SetUserInfo: NULL info level\n"));
5153 return NT_STATUS_INVALID_INFO_CLASS;
5154 }
5155
5156 if (!(pwd = samu_new(NULL))) {
5157 return NT_STATUS_NO_MEMORY;
5158 }
5159
5160 become_root();
5161 ret = pdb_getsampwsid(pwd, &uinfo->sid);
5162 unbecome_root();
5163
5164 if (!ret) {
5165 TALLOC_FREE(pwd);
5166 return NT_STATUS_NO_SUCH_USER;
5167 }
5168
5169 /* ================ BEGIN Privilege BLOCK ================ */
5170
5171 become_root();
5172
5173 /* ok! user info levels (lots: see MSDEV help), off we go... */
5174
5175 switch (r->in.level) {
5176
5177 case 2:
5178 status = set_user_info_2(p->mem_ctx,
5179 &info->info2, pwd);
5180 break;
5181
5182 case 4:
5183 status = set_user_info_4(p->mem_ctx,
5184 &info->info4, pwd);
5185 break;
5186
5187 case 6:
5188 status = set_user_info_6(p->mem_ctx,
5189 &info->info6, pwd);
5190 break;
5191
5192 case 7:
5193 status = set_user_info_7(p->mem_ctx,
5194 &info->info7, pwd);
5195 break;
5196
5197 case 8:
5198 status = set_user_info_8(p->mem_ctx,
5199 &info->info8, pwd);
5200 break;
5201
5202 case 10:
5203 status = set_user_info_10(p->mem_ctx,
5204 &info->info10, pwd);
5205 break;
5206
5207 case 11:
5208 status = set_user_info_11(p->mem_ctx,
5209 &info->info11, pwd);
5210 break;
5211
5212 case 12:
5213 status = set_user_info_12(p->mem_ctx,
5214 &info->info12, pwd);
5215 break;
5216
5217 case 13:
5218 status = set_user_info_13(p->mem_ctx,
5219 &info->info13, pwd);
5220 break;
5221
5222 case 14:
5223 status = set_user_info_14(p->mem_ctx,
5224 &info->info14, pwd);
5225 break;
5226
5227 case 16:
5228 status = set_user_info_16(p->mem_ctx,
5229 &info->info16, pwd);
5230 break;
5231
5232 case 17:
5233 status = set_user_info_17(p->mem_ctx,
5234 &info->info17, pwd);
5235 break;
5236
5237 case 18:
5238 /* Used by AS/U JRA. */
5239 status = set_user_info_18(&info->info18,
5240 p->mem_ctx,
5241 &p->server_info->user_session_key,
5242 pwd);
5243 break;
5244
5245 case 20:
5246 status = set_user_info_20(p->mem_ctx,
5247 &info->info20, pwd);
5248 break;
5249
5250 case 21:
5251 status = set_user_info_21(&info->info21,
5252 p->mem_ctx,
5253 &p->server_info->user_session_key,
5254 pwd);
5255 break;
5256
5257 case 23:
5258 if (!p->server_info->user_session_key.length) {
5259 status = NT_STATUS_NO_USER_SESSION_KEY;
5260 }
5261 arcfour_crypt_blob(info->info23.password.data, 516,
5262 &p->server_info->user_session_key);
5263
5264 dump_data(100, info->info23.password.data, 516);
5265
5266 status = set_user_info_23(p->mem_ctx,
5267 &info->info23, pwd);
5268 break;
5269
5270 case 24:
5271 if (!p->server_info->user_session_key.length) {
5272 status = NT_STATUS_NO_USER_SESSION_KEY;
5273 }
5274 arcfour_crypt_blob(info->info24.password.data,
5275 516,
5276 &p->server_info->user_session_key);
5277
5278 dump_data(100, info->info24.password.data, 516);
5279
5280 status = set_user_info_24(p->mem_ctx,
5281 &info->info24, pwd);
5282 break;
5283
5284 case 25:
5285 if (!p->server_info->user_session_key.length) {
5286 status = NT_STATUS_NO_USER_SESSION_KEY;
5287 }
5288 encode_or_decode_arc4_passwd_buffer(
5289 info->info25.password.data,
5290 &p->server_info->user_session_key);
5291
5292 dump_data(100, info->info25.password.data, 532);
5293
5294 status = set_user_info_25(p->mem_ctx,
5295 &info->info25, pwd);
5296 break;
5297
5298 case 26:
5299 if (!p->server_info->user_session_key.length) {
5300 status = NT_STATUS_NO_USER_SESSION_KEY;
5301 }
5302 encode_or_decode_arc4_passwd_buffer(
5303 info->info26.password.data,
5304 &p->server_info->user_session_key);
5305
5306 dump_data(100, info->info26.password.data, 516);
5307
5308 status = set_user_info_26(p->mem_ctx,
5309 &info->info26, pwd);
5310 break;
5311
5312 default:
5313 status = NT_STATUS_INVALID_INFO_CLASS;
5314 }
5315
5316 TALLOC_FREE(pwd);
5317
5318 unbecome_root();
5319
5320 /* ================ END Privilege BLOCK ================ */
5321
5322 if (NT_STATUS_IS_OK(status)) {
5323 force_flush_samr_cache(&uinfo->sid);
5324 }
5325
5326 return status;
5327 }
5328
5329 /*******************************************************************
5330 _samr_SetUserInfo2
5331 ********************************************************************/
5332
5333 NTSTATUS _samr_SetUserInfo2(pipes_struct *p,
5334 struct samr_SetUserInfo2 *r)
5335 {
5336 struct samr_SetUserInfo q;
5337
5338 q.in.user_handle = r->in.user_handle;
5339 q.in.level = r->in.level;
5340 q.in.info = r->in.info;
5341
5342 return _samr_SetUserInfo(p, &q);
5343 }
5344
5345 /*********************************************************************
5346 _samr_GetAliasMembership
5347 *********************************************************************/
5348
5349 NTSTATUS _samr_GetAliasMembership(pipes_struct *p,
5350 struct samr_GetAliasMembership *r)
5351 {
5352 size_t num_alias_rids;
5353 uint32 *alias_rids;
5354 struct samr_domain_info *dinfo;
5355 size_t i;
5356
5357 NTSTATUS status;
5358
5359 struct dom_sid *members;
5360
5361 DEBUG(5,("_samr_GetAliasMembership: %d\n", __LINE__));
5362
5363 dinfo = policy_handle_find(p, r->in.domain_handle,
5364 SAMR_DOMAIN_ACCESS_LOOKUP_ALIAS
5365 | SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
5366 struct samr_domain_info, &status);
5367 if (!NT_STATUS_IS_OK(status)) {
5368 return status;
5369 }
5370
5371 if (!sid_check_is_domain(&dinfo->sid) &&
5372 !sid_check_is_builtin(&dinfo->sid))
5373 return NT_STATUS_OBJECT_TYPE_MISMATCH;
5374
5375 if (r->in.sids->num_sids) {
5376 members = TALLOC_ARRAY(p->mem_ctx, struct dom_sid, r->in.sids->num_sids);
5377
5378 if (members == NULL)
5379 return NT_STATUS_NO_MEMORY;
5380 } else {
5381 members = NULL;
5382 }
5383
5384 for (i=0; i<r->in.sids->num_sids; i++)
5385 sid_copy(&members[i], r->in.sids->sids[i].sid);
5386
5387 alias_rids = NULL;
5388 num_alias_rids = 0;
5389
5390 become_root();
5391 status = pdb_enum_alias_memberships(p->mem_ctx, &dinfo->sid, members,
5392 r->in.sids->num_sids,
5393 &alias_rids, &num_alias_rids);
5394 unbecome_root();
5395
5396 if (!NT_STATUS_IS_OK(status)) {
5397 return status;
5398 }
5399
5400 r->out.rids->count = num_alias_rids;
5401 r->out.rids->ids = alias_rids;
5402
5403 if (r->out.rids->ids == NULL) {
5404 /* Windows domain clients don't accept a NULL ptr here */
5405 r->out.rids->ids = talloc_zero(p->mem_ctx, uint32_t);
5406 }
5407 if (r->out.rids->ids == NULL) {
5408 return NT_STATUS_NO_MEMORY;
5409 }
5410
5411 return NT_STATUS_OK;
5412 }
5413
5414 /*********************************************************************
5415 _samr_GetMembersInAlias
5416 *********************************************************************/
5417
5418 NTSTATUS _samr_GetMembersInAlias(pipes_struct *p,
5419 struct samr_GetMembersInAlias *r)
5420 {
5421 struct samr_alias_info *ainfo;
5422 NTSTATUS status;
5423 size_t i;
5424 size_t num_sids = 0;
5425 struct lsa_SidPtr *sids = NULL;
5426 struct dom_sid *pdb_sids = NULL;
5427
5428 ainfo = policy_handle_find(p, r->in.alias_handle,
5429 SAMR_ALIAS_ACCESS_GET_MEMBERS, NULL,
5430 struct samr_alias_info, &status);
5431 if (!NT_STATUS_IS_OK(status)) {
5432 return status;
5433 }
5434
5435 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5436
5437 become_root();
5438 status = pdb_enum_aliasmem(&ainfo->sid, talloc_tos(), &pdb_sids,
5439 &num_sids);
5440 unbecome_root();
5441
5442 if (!NT_STATUS_IS_OK(status)) {
5443 return status;
5444 }
5445
5446 if (num_sids) {
5447 sids = TALLOC_ZERO_ARRAY(p->mem_ctx, struct lsa_SidPtr, num_sids);
5448 if (sids == NULL) {
5449 TALLOC_FREE(pdb_sids);
5450 return NT_STATUS_NO_MEMORY;
5451 }
5452 }
5453
5454 for (i = 0; i < num_sids; i++) {
5455 sids[i].sid = sid_dup_talloc(p->mem_ctx, &pdb_sids[i]);
5456 if (!sids[i].sid) {
5457 TALLOC_FREE(pdb_sids);
5458 return NT_STATUS_NO_MEMORY;
5459 }
5460 }
5461
5462 r->out.sids->num_sids = num_sids;
5463 r->out.sids->sids = sids;
5464
5465 TALLOC_FREE(pdb_sids);
5466
5467 return NT_STATUS_OK;
5468 }
5469
5470 /*********************************************************************
5471 _samr_QueryGroupMember
5472 *********************************************************************/
5473
5474 NTSTATUS _samr_QueryGroupMember(pipes_struct *p,
5475 struct samr_QueryGroupMember *r)
5476 {
5477 struct samr_group_info *ginfo;
5478 size_t i, num_members;
5479
5480 uint32 *rid=NULL;
5481 uint32 *attr=NULL;
5482
5483 NTSTATUS status;
5484 struct samr_RidTypeArray *rids = NULL;
5485
5486 ginfo = policy_handle_find(p, r->in.group_handle,
5487 SAMR_GROUP_ACCESS_GET_MEMBERS, NULL,
5488 struct samr_group_info, &status);
5489 if (!NT_STATUS_IS_OK(status)) {
5490 return status;
5491 }
5492
5493 rids = TALLOC_ZERO_P(p->mem_ctx, struct samr_RidTypeArray);
5494 if (!rids) {
5495 return NT_STATUS_NO_MEMORY;
5496 }
5497
5498 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5499
5500 if (!sid_check_is_in_our_domain(&ginfo->sid)) {
5501 DEBUG(3, ("sid %s is not in our domain\n",
5502 sid_string_dbg(&ginfo->sid)));
5503 return NT_STATUS_NO_SUCH_GROUP;
5504 }
5505
5506 DEBUG(10, ("lookup on Domain SID\n"));
5507
5508 become_root();
5509 status = pdb_enum_group_members(p->mem_ctx, &ginfo->sid,
5510 &rid, &num_members);
5511 unbecome_root();
5512
5513 if (!NT_STATUS_IS_OK(status))
5514 return status;
5515
5516 if (num_members) {
5517 attr=TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_members);
5518 if (attr == NULL) {
5519 return NT_STATUS_NO_MEMORY;
5520 }
5521 } else {
5522 attr = NULL;
5523 }
5524
5525 for (i=0; i<num_members; i++)
5526 attr[i] = SID_NAME_USER;
5527
5528 rids->count = num_members;
5529 rids->types = attr;
5530 rids->rids = rid;
5531
5532 *r->out.rids = rids;
5533
5534 return NT_STATUS_OK;
5535 }
5536
5537 /*********************************************************************
5538 _samr_AddAliasMember
5539 *********************************************************************/
5540
5541 NTSTATUS _samr_AddAliasMember(pipes_struct *p,
5542 struct samr_AddAliasMember *r)
5543 {
5544 struct samr_alias_info *ainfo;
5545 NTSTATUS status;
5546
5547 ainfo = policy_handle_find(p, r->in.alias_handle,
5548 SAMR_ALIAS_ACCESS_ADD_MEMBER, NULL,
5549 struct samr_alias_info, &status);
5550 if (!NT_STATUS_IS_OK(status)) {
5551 return status;
5552 }
5553
5554 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5555
5556 /******** BEGIN SeAddUsers BLOCK *********/
5557
5558 become_root();
5559 status = pdb_add_aliasmem(&ainfo->sid, r->in.sid);
5560 unbecome_root();
5561
5562 /******** END SeAddUsers BLOCK *********/
5563
5564 if (NT_STATUS_IS_OK(status)) {
5565 force_flush_samr_cache(&ainfo->sid);
5566 }
5567
5568 return status;
5569 }
5570
5571 /*********************************************************************
5572 _samr_DeleteAliasMember
5573 *********************************************************************/
5574
5575 NTSTATUS _samr_DeleteAliasMember(pipes_struct *p,
5576 struct samr_DeleteAliasMember *r)
5577 {
5578 struct samr_alias_info *ainfo;
5579 NTSTATUS status;
5580
5581 ainfo = policy_handle_find(p, r->in.alias_handle,
5582 SAMR_ALIAS_ACCESS_REMOVE_MEMBER, NULL,
5583 struct samr_alias_info, &status);
5584 if (!NT_STATUS_IS_OK(status)) {
5585 return status;
5586 }
5587
5588 DEBUG(10, ("_samr_del_aliasmem:sid is %s\n",
5589 sid_string_dbg(&ainfo->sid)));
5590
5591 /******** BEGIN SeAddUsers BLOCK *********/
5592
5593 become_root();
5594 status = pdb_del_aliasmem(&ainfo->sid, r->in.sid);
5595 unbecome_root();
5596
5597 /******** END SeAddUsers BLOCK *********/
5598
5599 if (NT_STATUS_IS_OK(status)) {
5600 force_flush_samr_cache(&ainfo->sid);
5601 }
5602
5603 return status;
5604 }
5605
5606 /*********************************************************************
5607 _samr_AddGroupMember
5608 *********************************************************************/
5609
5610 NTSTATUS _samr_AddGroupMember(pipes_struct *p,
5611 struct samr_AddGroupMember *r)
5612 {
5613 struct samr_group_info *ginfo;
5614 NTSTATUS status;
5615 uint32 group_rid;
5616
5617 ginfo = policy_handle_find(p, r->in.group_handle,
5618 SAMR_GROUP_ACCESS_ADD_MEMBER, NULL,
5619 struct samr_group_info, &status);
5620 if (!NT_STATUS_IS_OK(status)) {
5621 return status;
5622 }
5623
5624 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5625
5626 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5627 &group_rid)) {
5628 return NT_STATUS_INVALID_HANDLE;
5629 }
5630
5631 /******** BEGIN SeAddUsers BLOCK *********/
5632
5633 become_root();
5634 status = pdb_add_groupmem(p->mem_ctx, group_rid, r->in.rid);
5635 unbecome_root();
5636
5637 /******** END SeAddUsers BLOCK *********/
5638
5639 force_flush_samr_cache(&ginfo->sid);
5640
5641 return status;
5642 }
5643
5644 /*********************************************************************
5645 _samr_DeleteGroupMember
5646 *********************************************************************/
5647
5648 NTSTATUS _samr_DeleteGroupMember(pipes_struct *p,
5649 struct samr_DeleteGroupMember *r)
5650
5651 {
5652 struct samr_group_info *ginfo;
5653 NTSTATUS status;
5654 uint32 group_rid;
5655
5656 /*
5657 * delete the group member named r->in.rid
5658 * who is a member of the sid associated with the handle
5659 * the rid is a user's rid as the group is a domain group.
5660 */
5661
5662 ginfo = policy_handle_find(p, r->in.group_handle,
5663 SAMR_GROUP_ACCESS_REMOVE_MEMBER, NULL,
5664 struct samr_group_info, &status);
5665 if (!NT_STATUS_IS_OK(status)) {
5666 return status;
5667 }
5668
5669 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5670 &group_rid)) {
5671 return NT_STATUS_INVALID_HANDLE;
5672 }
5673
5674 /******** BEGIN SeAddUsers BLOCK *********/
5675
5676 become_root();
5677 status = pdb_del_groupmem(p->mem_ctx, group_rid, r->in.rid);
5678 unbecome_root();
5679
5680 /******** END SeAddUsers BLOCK *********/
5681
5682 force_flush_samr_cache(&ginfo->sid);
5683
5684 return status;
5685 }
5686
5687 /*********************************************************************
5688 _samr_DeleteUser
5689 *********************************************************************/
5690
5691 NTSTATUS _samr_DeleteUser(pipes_struct *p,
5692 struct samr_DeleteUser *r)
5693 {
5694 struct samr_user_info *uinfo;
5695 NTSTATUS status;
5696 struct samu *sam_pass=NULL;
5697 bool ret;
5698
5699 DEBUG(5, ("_samr_DeleteUser: %d\n", __LINE__));
5700
5701 uinfo = policy_handle_find(p, r->in.user_handle,
5702 STD_RIGHT_DELETE_ACCESS, NULL,
5703 struct samr_user_info, &status);
5704 if (!NT_STATUS_IS_OK(status)) {
5705 return status;
5706 }
5707
5708 if (!sid_check_is_in_our_domain(&uinfo->sid))
5709 return NT_STATUS_CANNOT_DELETE;
5710
5711 /* check if the user exists before trying to delete */
5712 if ( !(sam_pass = samu_new( NULL )) ) {
5713 return NT_STATUS_NO_MEMORY;
5714 }
5715
5716 become_root();
5717 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
5718 unbecome_root();
5719
5720 if(!ret) {
5721 DEBUG(5,("_samr_DeleteUser: User %s doesn't exist.\n",
5722 sid_string_dbg(&uinfo->sid)));
5723 TALLOC_FREE(sam_pass);
5724 return NT_STATUS_NO_SUCH_USER;
5725 }
5726
5727 /******** BEGIN SeAddUsers BLOCK *********/
5728
5729 become_root();
5730 status = pdb_delete_user(p->mem_ctx, sam_pass);
5731 unbecome_root();
5732
5733 /******** END SeAddUsers BLOCK *********/
5734
5735 if ( !NT_STATUS_IS_OK(status) ) {
5736 DEBUG(5,("_samr_DeleteUser: Failed to delete entry for "
5737 "user %s: %s.\n", pdb_get_username(sam_pass),
5738 nt_errstr(status)));
5739 TALLOC_FREE(sam_pass);
5740 return status;
5741 }
5742
5743
5744 TALLOC_FREE(sam_pass);
5745
5746 force_flush_samr_cache(&uinfo->sid);
5747
5748 if (!close_policy_hnd(p, r->in.user_handle))
5749 return NT_STATUS_OBJECT_NAME_INVALID;
5750
5751 ZERO_STRUCTP(r->out.user_handle);
5752
5753 return NT_STATUS_OK;
5754 }
5755
5756 /*********************************************************************
5757 _samr_DeleteDomainGroup
5758 *********************************************************************/
5759
5760 NTSTATUS _samr_DeleteDomainGroup(pipes_struct *p,
5761 struct samr_DeleteDomainGroup *r)
5762 {
5763 struct samr_group_info *ginfo;
5764 NTSTATUS status;
5765 uint32 group_rid;
5766
5767 DEBUG(5, ("samr_DeleteDomainGroup: %d\n", __LINE__));
5768
5769 ginfo = policy_handle_find(p, r->in.group_handle,
5770 STD_RIGHT_DELETE_ACCESS, NULL,
5771 struct samr_group_info, &status);
5772 if (!NT_STATUS_IS_OK(status)) {
5773 return status;
5774 }
5775
5776 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5777
5778 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5779 &group_rid)) {
5780 return NT_STATUS_NO_SUCH_GROUP;
5781 }
5782
5783 /******** BEGIN SeAddUsers BLOCK *********/
5784
5785 become_root();
5786 status = pdb_delete_dom_group(p->mem_ctx, group_rid);
5787 unbecome_root();
5788
5789 /******** END SeAddUsers BLOCK *********/
5790
5791 if ( !NT_STATUS_IS_OK(status) ) {
5792 DEBUG(5,("_samr_DeleteDomainGroup: Failed to delete mapping "
5793 "entry for group %s: %s\n",
5794 sid_string_dbg(&ginfo->sid),
5795 nt_errstr(status)));
5796 return status;
5797 }
5798
5799 force_flush_samr_cache(&ginfo->sid);
5800
5801 if (!close_policy_hnd(p, r->in.group_handle))
5802 return NT_STATUS_OBJECT_NAME_INVALID;
5803
5804 return NT_STATUS_OK;
5805 }
5806
5807 /*********************************************************************
5808 _samr_DeleteDomAlias
5809 *********************************************************************/
5810
5811 NTSTATUS _samr_DeleteDomAlias(pipes_struct *p,
5812 struct samr_DeleteDomAlias *r)
5813 {
5814 struct samr_alias_info *ainfo;
5815 NTSTATUS status;
5816
5817 DEBUG(5, ("_samr_DeleteDomAlias: %d\n", __LINE__));
5818
5819 ainfo = policy_handle_find(p, r->in.alias_handle,
5820 STD_RIGHT_DELETE_ACCESS, NULL,
5821 struct samr_alias_info, &status);
5822 if (!NT_STATUS_IS_OK(status)) {
5823 return status;
5824 }
5825
5826 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5827
5828 /* Don't let Windows delete builtin groups */
5829
5830 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
5831 return NT_STATUS_SPECIAL_ACCOUNT;
5832 }
5833
5834 if (!sid_check_is_in_our_domain(&ainfo->sid))
5835 return NT_STATUS_NO_SUCH_ALIAS;
5836
5837 DEBUG(10, ("lookup on Local SID\n"));
5838
5839 /******** BEGIN SeAddUsers BLOCK *********/
5840
5841 become_root();
5842 /* Have passdb delete the alias */
5843 status = pdb_delete_alias(&ainfo->sid);
5844 unbecome_root();
5845
5846 /******** END SeAddUsers BLOCK *********/
5847
5848 if ( !NT_STATUS_IS_OK(status))
5849 return status;
5850
5851 force_flush_samr_cache(&ainfo->sid);
5852
5853 if (!close_policy_hnd(p, r->in.alias_handle))
5854 return NT_STATUS_OBJECT_NAME_INVALID;
5855
5856 return NT_STATUS_OK;
5857 }
5858
5859 /*********************************************************************
5860 _samr_CreateDomainGroup
5861 *********************************************************************/
5862
5863 NTSTATUS _samr_CreateDomainGroup(pipes_struct *p,
5864 struct samr_CreateDomainGroup *r)
5865
5866 {
5867 NTSTATUS status;
5868 const char *name;
5869 struct samr_domain_info *dinfo;
5870 struct samr_group_info *ginfo;
5871
5872 dinfo = policy_handle_find(p, r->in.domain_handle,
5873 SAMR_DOMAIN_ACCESS_CREATE_GROUP, NULL,
5874 struct samr_domain_info, &status);
5875 if (!NT_STATUS_IS_OK(status)) {
5876 return status;
5877 }
5878
5879 if (!sid_check_is_domain(&dinfo->sid)) {
5880 return NT_STATUS_ACCESS_DENIED;
5881 }
5882
5883 name = r->in.name->string;
5884 if (name == NULL) {
5885 return NT_STATUS_NO_MEMORY;
5886 }
5887
5888 status = can_create(p->mem_ctx, name);
5889 if (!NT_STATUS_IS_OK(status)) {
5890 return status;
5891 }
5892
5893 /******** BEGIN SeAddUsers BLOCK *********/
5894
5895 become_root();
5896 /* check that we successfully create the UNIX group */
5897 status = pdb_create_dom_group(p->mem_ctx, name, r->out.rid);
5898 unbecome_root();
5899
5900 /******** END SeAddUsers BLOCK *********/
5901
5902 /* check if we should bail out here */
5903
5904 if ( !NT_STATUS_IS_OK(status) )
5905 return status;
5906
5907 ginfo = policy_handle_create(p, r->out.group_handle,
5908 GENERIC_RIGHTS_GROUP_ALL_ACCESS,
5909 struct samr_group_info, &status);
5910 if (!NT_STATUS_IS_OK(status)) {
5911 return status;
5912 }
5913 sid_compose(&ginfo->sid, &dinfo->sid, *r->out.rid);
5914
5915 force_flush_samr_cache(&dinfo->sid);
5916
5917 return NT_STATUS_OK;
5918 }
5919
5920 /*********************************************************************
5921 _samr_CreateDomAlias
5922 *********************************************************************/
5923
5924 NTSTATUS _samr_CreateDomAlias(pipes_struct *p,
5925 struct samr_CreateDomAlias *r)
5926 {
5927 struct dom_sid info_sid;
5928 const char *name = NULL;
5929 struct samr_domain_info *dinfo;
5930 struct samr_alias_info *ainfo;
5931 gid_t gid;
5932 NTSTATUS result;
5933
5934 dinfo = policy_handle_find(p, r->in.domain_handle,
5935 SAMR_DOMAIN_ACCESS_CREATE_ALIAS, NULL,
5936 struct samr_domain_info, &result);
5937 if (!NT_STATUS_IS_OK(result)) {
5938 return result;
5939 }
5940
5941 if (!sid_check_is_domain(&dinfo->sid)) {
5942 return NT_STATUS_ACCESS_DENIED;
5943 }
5944
5945 name = r->in.alias_name->string;
5946
5947 result = can_create(p->mem_ctx, name);
5948 if (!NT_STATUS_IS_OK(result)) {
5949 return result;
5950 }
5951
5952 /******** BEGIN SeAddUsers BLOCK *********/
5953
5954 become_root();
5955 /* Have passdb create the alias */
5956 result = pdb_create_alias(name, r->out.rid);
5957 unbecome_root();
5958
5959 /******** END SeAddUsers BLOCK *********/
5960
5961 if (!NT_STATUS_IS_OK(result)) {
5962 DEBUG(10, ("pdb_create_alias failed: %s\n",
5963 nt_errstr(result)));
5964 return result;
5965 }
5966
5967 sid_compose(&info_sid, &dinfo->sid, *r->out.rid);
5968
5969 if (!sid_to_gid(&info_sid, &gid)) {
5970 DEBUG(10, ("Could not find alias just created\n"));
5971 return NT_STATUS_ACCESS_DENIED;
5972 }
5973
5974 /* check if the group has been successfully created */
5975 if ( getgrgid(gid) == NULL ) {
5976 DEBUG(10, ("getgrgid(%u) of just created alias failed\n",
5977 (unsigned int)gid));
5978 return NT_STATUS_ACCESS_DENIED;
5979 }
5980
5981 ainfo = policy_handle_create(p, r->out.alias_handle,
5982 GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
5983 struct samr_alias_info, &result);
5984 if (!NT_STATUS_IS_OK(result)) {
5985 return result;
5986 }
5987 ainfo->sid = info_sid;
5988
5989 force_flush_samr_cache(&info_sid);
5990
5991 return NT_STATUS_OK;
5992 }
5993
5994 /*********************************************************************
5995 _samr_QueryGroupInfo
5996 *********************************************************************/
5997
5998 NTSTATUS _samr_QueryGroupInfo(pipes_struct *p,
5999 struct samr_QueryGroupInfo *r)
6000 {
6001 struct samr_group_info *ginfo;
6002 NTSTATUS status;
6003 GROUP_MAP map;
6004 union samr_GroupInfo *info = NULL;
6005 bool ret;
6006 uint32_t attributes = SE_GROUP_MANDATORY |
6007 SE_GROUP_ENABLED_BY_DEFAULT |
6008 SE_GROUP_ENABLED;
6009 const char *group_name = NULL;
6010 const char *group_description = NULL;
6011
6012 ginfo = policy_handle_find(p, r->in.group_handle,
6013 SAMR_GROUP_ACCESS_LOOKUP_INFO, NULL,
6014 struct samr_group_info, &status);
6015 if (!NT_STATUS_IS_OK(status)) {
6016 return status;
6017 }
6018
6019 become_root();
6020 ret = get_domain_group_from_sid(ginfo->sid, &map);
6021 unbecome_root();
6022 if (!ret)
6023 return NT_STATUS_INVALID_HANDLE;
6024
6025 /* FIXME: map contains fstrings */
6026 group_name = talloc_strdup(r, map.nt_name);
6027 group_description = talloc_strdup(r, map.comment);
6028
6029 info = TALLOC_ZERO_P(p->mem_ctx, union samr_GroupInfo);
6030 if (!info) {
6031 return NT_STATUS_NO_MEMORY;
6032 }
6033
6034 switch (r->in.level) {
6035 case 1: {
6036 uint32 *members;
6037 size_t num_members;
6038
6039 become_root();
6040 status = pdb_enum_group_members(
6041 p->mem_ctx, &ginfo->sid, &members,
6042 &num_members);
6043 unbecome_root();
6044
6045 if (!NT_STATUS_IS_OK(status)) {
6046 return status;
6047 }
6048
6049 info->all.name.string = group_name;
6050 info->all.attributes = attributes;
6051 info->all.num_members = num_members;
6052 info->all.description.string = group_description;
6053 break;
6054 }
6055 case 2:
6056 info->name.string = group_name;
6057 break;
6058 case 3:
6059 info->attributes.attributes = attributes;
6060 break;
6061 case 4:
6062 info->description.string = group_description;
6063 break;
6064 case 5: {
6065 /*
6066 uint32 *members;
6067 size_t num_members;
6068 */
6069
6070 /*
6071 become_root();
6072 status = pdb_enum_group_members(
6073 p->mem_ctx, &ginfo->sid, &members,
6074 &num_members);
6075 unbecome_root();
6076
6077 if (!NT_STATUS_IS_OK(status)) {
6078 return status;
6079 }
6080 */
6081 info->all2.name.string = group_name;
6082 info->all2.attributes = attributes;
6083 info->all2.num_members = 0; /* num_members - in w2k3 this is always 0 */
6084 info->all2.description.string = group_description;
6085
6086 break;
6087 }
6088 default:
6089 return NT_STATUS_INVALID_INFO_CLASS;
6090 }
6091
6092 *r->out.info = info;
6093
6094 return NT_STATUS_OK;
6095 }
6096
6097 /*********************************************************************
6098 _samr_SetGroupInfo
6099 *********************************************************************/
6100
6101 NTSTATUS _samr_SetGroupInfo(pipes_struct *p,
6102 struct samr_SetGroupInfo *r)
6103 {
6104 struct samr_group_info *ginfo;
6105 GROUP_MAP map;
6106 NTSTATUS status;
6107 bool ret;
6108
6109 ginfo = policy_handle_find(p, r->in.group_handle,
6110 SAMR_GROUP_ACCESS_SET_INFO, NULL,
6111 struct samr_group_info, &status);
6112 if (!NT_STATUS_IS_OK(status)) {
6113 return status;
6114 }
6115
6116 become_root();
6117 ret = get_domain_group_from_sid(ginfo->sid, &map);
6118 unbecome_root();
6119 if (!ret)
6120 return NT_STATUS_NO_SUCH_GROUP;
6121
6122 switch (r->in.level) {
6123 case 2:
6124 fstrcpy(map.nt_name, r->in.info->name.string);
6125 break;
6126 case 3:
6127 break;
6128 case 4:
6129 fstrcpy(map.comment, r->in.info->description.string);
6130 break;
6131 default:
6132 return NT_STATUS_INVALID_INFO_CLASS;
6133 }
6134
6135 /******** BEGIN SeAddUsers BLOCK *********/
6136
6137 become_root();
6138 status = pdb_update_group_mapping_entry(&map);
6139 unbecome_root();
6140
6141 /******** End SeAddUsers BLOCK *********/
6142
6143 if (NT_STATUS_IS_OK(status)) {
6144 force_flush_samr_cache(&ginfo->sid);
6145 }
6146
6147 return status;
6148 }
6149
6150 /*********************************************************************
6151 _samr_SetAliasInfo
6152 *********************************************************************/
6153
6154 NTSTATUS _samr_SetAliasInfo(pipes_struct *p,
6155 struct samr_SetAliasInfo *r)
6156 {
6157 struct samr_alias_info *ainfo;
6158 struct acct_info info;
6159 NTSTATUS status;
6160
6161 ainfo = policy_handle_find(p, r->in.alias_handle,
6162 SAMR_ALIAS_ACCESS_SET_INFO, NULL,
6163 struct samr_alias_info, &status);
6164 if (!NT_STATUS_IS_OK(status)) {
6165 return status;
6166 }
6167
6168 /* get the current group information */
6169
6170 become_root();
6171 status = pdb_get_aliasinfo( &ainfo->sid, &info );
6172 unbecome_root();
6173
6174 if ( !NT_STATUS_IS_OK(status))
6175 return status;
6176
6177 switch (r->in.level) {
6178 case ALIASINFONAME:
6179 {
6180 fstring group_name;
6181
6182 /* We currently do not support renaming groups in the
6183 the BUILTIN domain. Refer to util_builtin.c to understand
6184 why. The eventually needs to be fixed to be like Windows
6185 where you can rename builtin groups, just not delete them */
6186
6187 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
6188 return NT_STATUS_SPECIAL_ACCOUNT;
6189 }
6190
6191 /* There has to be a valid name (and it has to be different) */
6192
6193 if ( !r->in.info->name.string )
6194 return NT_STATUS_INVALID_PARAMETER;
6195
6196 /* If the name is the same just reply "ok". Yes this
6197 doesn't allow you to change the case of a group name. */
6198
6199 if ( strequal( r->in.info->name.string, info.acct_name ) )
6200 return NT_STATUS_OK;
6201
6202 fstrcpy( info.acct_name, r->in.info->name.string);
6203
6204 /* make sure the name doesn't already exist as a user
6205 or local group */
6206
6207 fstr_sprintf( group_name, "%s\\%s", global_myname(), info.acct_name );
6208 status = can_create( p->mem_ctx, group_name );
6209 if ( !NT_STATUS_IS_OK( status ) )
6210 return status;
6211 break;
6212 }
6213 case ALIASINFODESCRIPTION:
6214 if (r->in.info->description.string) {
6215 fstrcpy(info.acct_desc,
6216 r->in.info->description.string);
6217 } else {
6218 fstrcpy( info.acct_desc, "" );
6219 }
6220 break;
6221 default:
6222 return NT_STATUS_INVALID_INFO_CLASS;
6223 }
6224
6225 /******** BEGIN SeAddUsers BLOCK *********/
6226
6227 become_root();
6228 status = pdb_set_aliasinfo( &ainfo->sid, &info );
6229 unbecome_root();
6230
6231 /******** End SeAddUsers BLOCK *********/
6232
6233 if (NT_STATUS_IS_OK(status))
6234 force_flush_samr_cache(&ainfo->sid);
6235
6236 return status;
6237 }
6238
6239 /****************************************************************
6240 _samr_GetDomPwInfo
6241 ****************************************************************/
6242
6243 NTSTATUS _samr_GetDomPwInfo(pipes_struct *p,
6244 struct samr_GetDomPwInfo *r)
6245 {
6246 uint32_t min_password_length = 0;
6247 uint32_t password_properties = 0;
6248
6249 /* Perform access check. Since this rpc does not require a
6250 policy handle it will not be caught by the access checks on
6251 SAMR_CONNECT or SAMR_CONNECT_ANON. */
6252
6253 if (!pipe_access_check(p)) {
6254 DEBUG(3, ("access denied to _samr_GetDomPwInfo\n"));
6255 return NT_STATUS_ACCESS_DENIED;
6256 }
6257
6258 become_root();
6259 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
6260 &min_password_length);
6261 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
6262 &password_properties);
6263 unbecome_root();
6264
6265 if (lp_check_password_script() && *lp_check_password_script()) {
6266 password_properties |= DOMAIN_PASSWORD_COMPLEX;
6267 }
6268
6269 r->out.info->min_password_length = min_password_length;
6270 r->out.info->password_properties = password_properties;
6271
6272 return NT_STATUS_OK;
6273 }
6274
6275 /*********************************************************************
6276 _samr_OpenGroup
6277 *********************************************************************/
6278
6279 NTSTATUS _samr_OpenGroup(pipes_struct *p,
6280 struct samr_OpenGroup *r)
6281
6282 {
6283 struct dom_sid info_sid;
6284 GROUP_MAP map;
6285 struct samr_domain_info *dinfo;
6286 struct samr_group_info *ginfo;
6287 struct security_descriptor *psd = NULL;
6288 uint32 acc_granted;
6289 uint32 des_access = r->in.access_mask;
6290 size_t sd_size;
6291 NTSTATUS status;
6292 bool ret;
6293 SE_PRIV se_rights;
6294
6295 dinfo = policy_handle_find(p, r->in.domain_handle,
6296 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
6297 struct samr_domain_info, &status);
6298 if (!NT_STATUS_IS_OK(status)) {
6299 return status;
6300 }
6301
6302 /*check if access can be granted as requested by client. */
6303 map_max_allowed_access(p->server_info->ptok,
6304 &p->server_info->utok,
6305 &des_access);
6306
6307 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &grp_generic_mapping, NULL, 0);
6308 se_map_generic(&des_access,&grp_generic_mapping);
6309
6310 se_priv_copy( &se_rights, &se_add_users );
6311
6312 status = access_check_object(psd, p->server_info->ptok,
6313 &se_rights, GENERIC_RIGHTS_GROUP_ALL_ACCESS,
6314 des_access, &acc_granted, "_samr_OpenGroup");
6315
6316 if ( !NT_STATUS_IS_OK(status) )
6317 return status;
6318
6319 /* this should not be hard-coded like this */
6320
6321 if (!sid_check_is_domain(&dinfo->sid)) {
6322 return NT_STATUS_ACCESS_DENIED;
6323 }
6324
6325 sid_compose(&info_sid, &dinfo->sid, r->in.rid);
6326
6327 DEBUG(10, ("_samr_OpenGroup:Opening SID: %s\n",
6328 sid_string_dbg(&info_sid)));
6329
6330 /* check if that group really exists */
6331 become_root();
6332 ret = get_domain_group_from_sid(info_sid, &map);
6333 unbecome_root();
6334 if (!ret)
6335 return NT_STATUS_NO_SUCH_GROUP;
6336
6337 ginfo = policy_handle_create(p, r->out.group_handle,
6338 acc_granted,
6339 struct samr_group_info, &status);
6340 if (!NT_STATUS_IS_OK(status)) {
6341 return status;
6342 }
6343 ginfo->sid = info_sid;
6344
6345 return NT_STATUS_OK;
6346 }
6347
6348 /*********************************************************************
6349 _samr_RemoveMemberFromForeignDomain
6350 *********************************************************************/
6351
6352 NTSTATUS _samr_RemoveMemberFromForeignDomain(pipes_struct *p,
6353 struct samr_RemoveMemberFromForeignDomain *r)
6354 {
6355 struct samr_domain_info *dinfo;
6356 NTSTATUS result;
6357
6358 DEBUG(5,("_samr_RemoveMemberFromForeignDomain: removing SID [%s]\n",
6359 sid_string_dbg(r->in.sid)));
6360
6361 /* Find the policy handle. Open a policy on it. */
6362
6363 dinfo = policy_handle_find(p, r->in.domain_handle,
6364 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
6365 struct samr_domain_info, &result);
6366 if (!NT_STATUS_IS_OK(result)) {
6367 return result;
6368 }
6369
6370 DEBUG(8, ("_samr_RemoveMemberFromForeignDomain: sid is %s\n",
6371 sid_string_dbg(&dinfo->sid)));
6372
6373 /* we can only delete a user from a group since we don't have
6374 nested groups anyways. So in the latter case, just say OK */
6375
6376 /* TODO: The above comment nowadays is bogus. Since we have nested
6377 * groups now, and aliases members are never reported out of the unix
6378 * group membership, the "just say OK" makes this call a no-op. For
6379 * us. This needs fixing however. */
6380
6381 /* I've only ever seen this in the wild when deleting a user from
6382 * usrmgr.exe. domain_sid is the builtin domain, and the sid to delete
6383 * is the user about to be deleted. I very much suspect this is the
6384 * only application of this call. To verify this, let people report
6385 * other cases. */
6386
6387 if (!sid_check_is_builtin(&dinfo->sid)) {
6388 DEBUG(1,("_samr_RemoveMemberFromForeignDomain: domain_sid = %s, "
6389 "global_sam_sid() = %s\n",
6390 sid_string_dbg(&dinfo->sid),
6391 sid_string_dbg(get_global_sam_sid())));
6392 DEBUGADD(1,("please report to samba-technical@samba.org!\n"));
6393 return NT_STATUS_OK;
6394 }
6395
6396 force_flush_samr_cache(&dinfo->sid);
6397
6398 result = NT_STATUS_OK;
6399
6400 return result;
6401 }
6402
6403 /*******************************************************************
6404 _samr_QueryDomainInfo2
6405 ********************************************************************/
6406
6407 NTSTATUS _samr_QueryDomainInfo2(pipes_struct *p,
6408 struct samr_QueryDomainInfo2 *r)
6409 {
6410 struct samr_QueryDomainInfo q;
6411
6412 q.in.domain_handle = r->in.domain_handle;
6413 q.in.level = r->in.level;
6414
6415 q.out.info = r->out.info;
6416
6417 return _samr_QueryDomainInfo(p, &q);
6418 }
6419
6420 /*******************************************************************
6421 ********************************************************************/
6422
6423 static NTSTATUS set_dom_info_1(TALLOC_CTX *mem_ctx,
6424 struct samr_DomInfo1 *r)
6425 {
6426 time_t u_expire, u_min_age;
6427
6428 u_expire = nt_time_to_unix_abs((NTTIME *)&r->max_password_age);
6429 u_min_age = nt_time_to_unix_abs((NTTIME *)&r->min_password_age);
6430
6431 pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
6432 (uint32_t)r->min_password_length);
6433 pdb_set_account_policy(PDB_POLICY_PASSWORD_HISTORY,
6434 (uint32_t)r->password_history_length);
6435 pdb_set_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
6436 (uint32_t)r->password_properties);
6437 pdb_set_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, (int)u_expire);
6438 pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, (int)u_min_age);
6439
6440 return NT_STATUS_OK;
6441 }
6442
6443 /*******************************************************************
6444 ********************************************************************/
6445
6446 static NTSTATUS set_dom_info_3(TALLOC_CTX *mem_ctx,
6447 struct samr_DomInfo3 *r)
6448 {
6449 time_t u_logout;
6450
6451 u_logout = nt_time_to_unix_abs((NTTIME *)&r->force_logoff_time);
6452
6453 pdb_set_account_policy(PDB_POLICY_TIME_TO_LOGOUT, (int)u_logout);
6454
6455 return NT_STATUS_OK;
6456 }
6457
6458 /*******************************************************************
6459 ********************************************************************/
6460
6461 static NTSTATUS set_dom_info_12(TALLOC_CTX *mem_ctx,
6462 struct samr_DomInfo12 *r)
6463 {
6464 time_t u_lock_duration, u_reset_time;
6465
6466 u_lock_duration = nt_time_to_unix_abs((NTTIME *)&r->lockout_duration);
6467 if (u_lock_duration != -1) {
6468 u_lock_duration /= 60;
6469 }
6470
6471 u_reset_time = nt_time_to_unix_abs((NTTIME *)&r->lockout_window)/60;
6472
6473 pdb_set_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, (int)u_lock_duration);
6474 pdb_set_account_policy(PDB_POLICY_RESET_COUNT_TIME, (int)u_reset_time);
6475 pdb_set_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT,
6476 (uint32_t)r->lockout_threshold);
6477
6478 return NT_STATUS_OK;
6479 }
6480
6481 /*******************************************************************
6482 _samr_SetDomainInfo
6483 ********************************************************************/
6484
6485 NTSTATUS _samr_SetDomainInfo(pipes_struct *p,
6486 struct samr_SetDomainInfo *r)
6487 {
6488 struct samr_domain_info *dinfo;
6489 NTSTATUS status;
6490 uint32_t acc_required = 0;
6491
6492 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
6493
6494 switch (r->in.level) {
6495 case 1: /* DomainPasswordInformation */
6496 case 12: /* DomainLockoutInformation */
6497 /* DOMAIN_WRITE_PASSWORD_PARAMETERS */
6498 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_1;
6499 break;
6500 case 3: /* DomainLogoffInformation */
6501 case 4: /* DomainOemInformation */
6502 /* DOMAIN_WRITE_OTHER_PARAMETERS */
6503 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_2;
6504 break;
6505 case 6: /* DomainReplicationInformation */
6506 case 9: /* DomainStateInformation */
6507 case 7: /* DomainServerRoleInformation */
6508 /* DOMAIN_ADMINISTER_SERVER */
6509 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_3;
6510 break;
6511 default:
6512 return NT_STATUS_INVALID_INFO_CLASS;
6513 }
6514
6515 dinfo = policy_handle_find(p, r->in.domain_handle,
6516 acc_required, NULL,
6517 struct samr_domain_info, &status);
6518 if (!NT_STATUS_IS_OK(status)) {
6519 return status;
6520 }
6521
6522 DEBUG(5,("_samr_SetDomainInfo: level: %d\n", r->in.level));
6523
6524 switch (r->in.level) {
6525 case 1:
6526 status = set_dom_info_1(p->mem_ctx, &r->in.info->info1);
6527 break;
6528 case 3:
6529 status = set_dom_info_3(p->mem_ctx, &r->in.info->info3);
6530 break;
6531 case 4:
6532 break;
6533 case 6:
6534 break;
6535 case 7:
6536 break;
6537 case 9:
6538 break;
6539 case 12:
6540 status = set_dom_info_12(p->mem_ctx, &r->in.info->info12);
6541 break;
6542 default:
6543 return NT_STATUS_INVALID_INFO_CLASS;
6544 }
6545
6546 if (!NT_STATUS_IS_OK(status)) {
6547 return status;
6548 }
6549
6550 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
6551
6552 return NT_STATUS_OK;
6553 }
6554
6555 /****************************************************************
6556 _samr_GetDisplayEnumerationIndex
6557 ****************************************************************/
6558
6559 NTSTATUS _samr_GetDisplayEnumerationIndex(pipes_struct *p,
6560 struct samr_GetDisplayEnumerationIndex *r)
6561 {
6562 struct samr_domain_info *dinfo;
6563 uint32_t max_entries = (uint32_t) -1;
6564 uint32_t enum_context = 0;
6565 int i;
6566 uint32_t num_account = 0;
6567 struct samr_displayentry *entries = NULL;
6568 NTSTATUS status;
6569
6570 DEBUG(5,("_samr_GetDisplayEnumerationIndex: %d\n", __LINE__));
6571
6572 dinfo = policy_handle_find(p, r->in.domain_handle,
6573 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
6574 struct samr_domain_info, &status);
6575 if (!NT_STATUS_IS_OK(status)) {
6576 return status;
6577 }
6578
6579 if ((r->in.level < 1) || (r->in.level > 3)) {
6580 DEBUG(0,("_samr_GetDisplayEnumerationIndex: "
6581 "Unknown info level (%u)\n",
6582 r->in.level));
6583 return NT_STATUS_INVALID_INFO_CLASS;
6584 }
6585
6586 become_root();
6587
6588 /* The following done as ROOT. Don't return without unbecome_root(). */
6589
6590 switch (r->in.level) {
6591 case 1:
6592 if (dinfo->disp_info->users == NULL) {
6593 dinfo->disp_info->users = pdb_search_users(
6594 dinfo->disp_info, ACB_NORMAL);
6595 if (dinfo->disp_info->users == NULL) {
6596 unbecome_root();
6597 return NT_STATUS_ACCESS_DENIED;
6598 }
6599 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6600 "starting user enumeration at index %u\n",
6601 (unsigned int)enum_context));
6602 } else {
6603 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6604 "using cached user enumeration at index %u\n",
6605 (unsigned int)enum_context));
6606 }
6607 num_account = pdb_search_entries(dinfo->disp_info->users,
6608 enum_context, max_entries,
6609 &entries);
6610 break;
6611 case 2:
6612 if (dinfo->disp_info->machines == NULL) {
6613 dinfo->disp_info->machines = pdb_search_users(
6614 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
6615 if (dinfo->disp_info->machines == NULL) {
6616 unbecome_root();
6617 return NT_STATUS_ACCESS_DENIED;
6618 }
6619 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6620 "starting machine enumeration at index %u\n",
6621 (unsigned int)enum_context));
6622 } else {
6623 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6624 "using cached machine enumeration at index %u\n",
6625 (unsigned int)enum_context));
6626 }
6627 num_account = pdb_search_entries(dinfo->disp_info->machines,
6628 enum_context, max_entries,
6629 &entries);
6630 break;
6631 case 3:
6632 if (dinfo->disp_info->groups == NULL) {
6633 dinfo->disp_info->groups = pdb_search_groups(
6634 dinfo->disp_info);
6635 if (dinfo->disp_info->groups == NULL) {
6636 unbecome_root();
6637 return NT_STATUS_ACCESS_DENIED;
6638 }
6639 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6640 "starting group enumeration at index %u\n",
6641 (unsigned int)enum_context));
6642 } else {
6643 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6644 "using cached group enumeration at index %u\n",
6645 (unsigned int)enum_context));
6646 }
6647 num_account = pdb_search_entries(dinfo->disp_info->groups,
6648 enum_context, max_entries,
6649 &entries);
6650 break;
6651 default:
6652 unbecome_root();
6653 smb_panic("info class changed");
6654 break;
6655 }
6656
6657 unbecome_root();
6658
6659 /* Ensure we cache this enumeration. */
6660 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
6661
6662 DEBUG(10,("_samr_GetDisplayEnumerationIndex: looking for :%s\n",
6663 r->in.name->string));
6664
6665 for (i=0; i<num_account; i++) {
6666 if (strequal(entries[i].account_name, r->in.name->string)) {
6667 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6668 "found %s at idx %d\n",
6669 r->in.name->string, i));
6670 *r->out.idx = i;
6671 return NT_STATUS_OK;
6672 }
6673 }
6674
6675 /* assuming account_name lives at the very end */
6676 *r->out.idx = num_account;
6677
6678 return NT_STATUS_NO_MORE_ENTRIES;
6679 }
6680
6681 /****************************************************************
6682 _samr_GetDisplayEnumerationIndex2
6683 ****************************************************************/
6684
6685 NTSTATUS _samr_GetDisplayEnumerationIndex2(pipes_struct *p,
6686 struct samr_GetDisplayEnumerationIndex2 *r)
6687 {
6688 struct samr_GetDisplayEnumerationIndex q;
6689
6690 q.in.domain_handle = r->in.domain_handle;
6691 q.in.level = r->in.level;
6692 q.in.name = r->in.name;
6693
6694 q.out.idx = r->out.idx;
6695
6696 return _samr_GetDisplayEnumerationIndex(p, &q);
6697 }
6698
6699 /****************************************************************
6700 _samr_RidToSid
6701 ****************************************************************/
6702
6703 NTSTATUS _samr_RidToSid(pipes_struct *p,
6704 struct samr_RidToSid *r)
6705 {
6706 struct samr_domain_info *dinfo;
6707 NTSTATUS status;
6708 struct dom_sid sid;
6709
6710 dinfo = policy_handle_find(p, r->in.domain_handle,
6711 0, NULL,
6712 struct samr_domain_info, &status);
6713 if (!NT_STATUS_IS_OK(status)) {
6714 return status;
6715 }
6716
6717 if (!sid_compose(&sid, &dinfo->sid, r->in.rid)) {
6718 return NT_STATUS_NO_MEMORY;
6719 }
6720
6721 *r->out.sid = sid_dup_talloc(p->mem_ctx, &sid);
6722 if (!*r->out.sid) {
6723 return NT_STATUS_NO_MEMORY;
6724 }
6725
6726 return NT_STATUS_OK;
6727 }
6728
6729 /****************************************************************
6730 ****************************************************************/
6731
6732 static enum samr_ValidationStatus samr_ValidatePassword_Change(TALLOC_CTX *mem_ctx,
6733 const struct samr_PwInfo *dom_pw_info,
6734 const struct samr_ValidatePasswordReq2 *req,
6735 struct samr_ValidatePasswordRepCtr *rep)
6736 {
6737 NTSTATUS status;
6738
6739 if (req->password.string == NULL) {
6740 return SAMR_VALIDATION_STATUS_SUCCESS;
6741 }
6742 if (strlen(req->password.string) < dom_pw_info->min_password_length) {
6743 ZERO_STRUCT(rep->info);
6744 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
6745 }
6746 if (dom_pw_info->password_properties & DOMAIN_PASSWORD_COMPLEX) {
6747 status = check_password_complexity(req->account.string,
6748 req->password.string,
6749 NULL);
6750 if (!NT_STATUS_IS_OK(status)) {
6751 ZERO_STRUCT(rep->info);
6752 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
6753 }
6754 }
6755
6756 return SAMR_VALIDATION_STATUS_SUCCESS;
6757 }
6758
6759 /****************************************************************
6760 ****************************************************************/
6761
6762 static enum samr_ValidationStatus samr_ValidatePassword_Reset(TALLOC_CTX *mem_ctx,
6763 const struct samr_PwInfo *dom_pw_info,
6764 const struct samr_ValidatePasswordReq3 *req,
6765 struct samr_ValidatePasswordRepCtr *rep)
6766 {
6767 NTSTATUS status;
6768
6769 if (req->password.string == NULL) {
6770 return SAMR_VALIDATION_STATUS_SUCCESS;
6771 }
6772 if (strlen(req->password.string) < dom_pw_info->min_password_length) {
6773 ZERO_STRUCT(rep->info);
6774 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
6775 }
6776 if (dom_pw_info->password_properties & DOMAIN_PASSWORD_COMPLEX) {
6777 status = check_password_complexity(req->account.string,
6778 req->password.string,
6779 NULL);
6780 if (!NT_STATUS_IS_OK(status)) {
6781 ZERO_STRUCT(rep->info);
6782 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
6783 }
6784 }
6785
6786 return SAMR_VALIDATION_STATUS_SUCCESS;
6787 }
6788
6789 /****************************************************************
6790 _samr_ValidatePassword
6791 ****************************************************************/
6792
6793 NTSTATUS _samr_ValidatePassword(pipes_struct *p,
6794 struct samr_ValidatePassword *r)
6795 {
6796 union samr_ValidatePasswordRep *rep;
6797 NTSTATUS status;
6798 struct samr_GetDomPwInfo pw;
6799 struct samr_PwInfo dom_pw_info;
6800
6801 if (r->in.level < 1 || r->in.level > 3) {
6802 return NT_STATUS_INVALID_INFO_CLASS;
6803 }
6804
6805 pw.in.domain_name = NULL;
6806 pw.out.info = &dom_pw_info;
6807
6808 status = _samr_GetDomPwInfo(p, &pw);
6809 if (!NT_STATUS_IS_OK(status)) {
6810 return status;
6811 }
6812
6813 rep = talloc_zero(p->mem_ctx, union samr_ValidatePasswordRep);
6814 if (!rep) {
6815 return NT_STATUS_NO_MEMORY;
6816 }
6817
6818 switch (r->in.level) {
6819 case 1:
6820 status = NT_STATUS_NOT_SUPPORTED;
6821 break;
6822 case 2:
6823 rep->ctr2.status = samr_ValidatePassword_Change(p->mem_ctx,
6824 &dom_pw_info,
6825 &r->in.req->req2,
6826 &rep->ctr2);
6827 break;
6828 case 3:
6829 rep->ctr3.status = samr_ValidatePassword_Reset(p->mem_ctx,
6830 &dom_pw_info,
6831 &r->in.req->req3,
6832 &rep->ctr3);
6833 break;
6834 default:
6835 status = NT_STATUS_INVALID_INFO_CLASS;
6836 break;
6837 }
6838
6839 if (!NT_STATUS_IS_OK(status)) {
6840 talloc_free(rep);
6841 return status;
6842 }
6843
6844 *r->out.rep = rep;
6845
6846 return NT_STATUS_OK;
6847 }
6848
6849 /****************************************************************
6850 ****************************************************************/
6851
6852 NTSTATUS _samr_Shutdown(pipes_struct *p,
6853 struct samr_Shutdown *r)
6854 {
6855 p->rng_fault_state = true;
6856 return NT_STATUS_NOT_IMPLEMENTED;
6857 }
6858
6859 /****************************************************************
6860 ****************************************************************/
6861
6862 NTSTATUS _samr_SetMemberAttributesOfGroup(pipes_struct *p,
6863 struct samr_SetMemberAttributesOfGroup *r)
6864 {
6865 p->rng_fault_state = true;
6866 return NT_STATUS_NOT_IMPLEMENTED;
6867 }
6868
6869 /****************************************************************
6870 ****************************************************************/
6871
6872 NTSTATUS _samr_TestPrivateFunctionsDomain(pipes_struct *p,
6873 struct samr_TestPrivateFunctionsDomain *r)
6874 {
6875 return NT_STATUS_NOT_IMPLEMENTED;
6876 }
6877
6878 /****************************************************************
6879 ****************************************************************/
6880
6881 NTSTATUS _samr_TestPrivateFunctionsUser(pipes_struct *p,
6882 struct samr_TestPrivateFunctionsUser *r)
6883 {
6884 return NT_STATUS_NOT_IMPLEMENTED;
6885 }
6886
6887 /****************************************************************
6888 ****************************************************************/
6889
6890 NTSTATUS _samr_AddMultipleMembersToAlias(pipes_struct *p,
6891 struct samr_AddMultipleMembersToAlias *r)
6892 {
6893 p->rng_fault_state = true;
6894 return NT_STATUS_NOT_IMPLEMENTED;
6895 }
6896
6897 /****************************************************************
6898 ****************************************************************/
6899
6900 NTSTATUS _samr_RemoveMultipleMembersFromAlias(pipes_struct *p,
6901 struct samr_RemoveMultipleMembersFromAlias *r)
6902 {
6903 p->rng_fault_state = true;
6904 return NT_STATUS_NOT_IMPLEMENTED;
6905 }
6906
6907 /****************************************************************
6908 ****************************************************************/
6909
6910 NTSTATUS _samr_SetBootKeyInformation(pipes_struct *p,
6911 struct samr_SetBootKeyInformation *r)
6912 {
6913 p->rng_fault_state = true;
6914 return NT_STATUS_NOT_IMPLEMENTED;
6915 }
6916
6917 /****************************************************************
6918 ****************************************************************/
6919
6920 NTSTATUS _samr_GetBootKeyInformation(pipes_struct *p,
6921 struct samr_GetBootKeyInformation *r)
6922 {
6923 p->rng_fault_state = true;
6924 return NT_STATUS_NOT_IMPLEMENTED;
6925 }
6926
6927 /****************************************************************
6928 ****************************************************************/
6929
6930 NTSTATUS _samr_SetDsrmPassword(pipes_struct *p,
6931 struct samr_SetDsrmPassword *r)
6932 {
6933 p->rng_fault_state = true;
6934 return NT_STATUS_NOT_IMPLEMENTED;
6935 }