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[Samba.git] / source3 / rpc_server / samr / srv_samr_nt.c
blob0a7a915a1c90ebd6c0fb54372dac0af21f9e5138
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 "system/passwd.h"
36 #include "../libcli/auth/libcli_auth.h"
37 #include "ntdomain.h"
38 #include "../librpc/gen_ndr/srv_samr.h"
39 #include "rpc_server/samr/srv_samr_util.h"
40 #include "../lib/crypto/arcfour.h"
41 #include "secrets.h"
42 #include "rpc_client/init_lsa.h"
43 #include "../libcli/security/security.h"
44 #include "passdb.h"
45 #include "auth.h"
46 #include "rpc_server/srv_access_check.h"
47 #include "../lib/tsocket/tsocket.h"
48
49 #undef DBGC_CLASS
50 #define DBGC_CLASS DBGC_RPC_SRV
51
52 #define SAMR_USR_RIGHTS_WRITE_PW \
53 ( READ_CONTROL_ACCESS | \
54 SAMR_USER_ACCESS_CHANGE_PASSWORD | \
55 SAMR_USER_ACCESS_SET_LOC_COM)
56 #define SAMR_USR_RIGHTS_CANT_WRITE_PW \
57 ( READ_CONTROL_ACCESS | SAMR_USER_ACCESS_SET_LOC_COM )
58
59 #define DISP_INFO_CACHE_TIMEOUT 10
60
61 #define MAX_SAM_ENTRIES_W2K 0x400 /* 1024 */
62 #define MAX_SAM_ENTRIES_W95 50
63
64 struct samr_connect_info {
65 uint8_t dummy;
66 };
67
68 struct samr_domain_info {
69 struct dom_sid sid;
70 struct disp_info *disp_info;
71 };
72
73 struct samr_user_info {
74 struct dom_sid sid;
75 };
76
77 struct samr_group_info {
78 struct dom_sid sid;
79 };
80
81 struct samr_alias_info {
82 struct dom_sid sid;
83 };
84
85 typedef struct disp_info {
86 struct dom_sid sid; /* identify which domain this is. */
87 struct pdb_search *users; /* querydispinfo 1 and 4 */
88 struct pdb_search *machines; /* querydispinfo 2 */
89 struct pdb_search *groups; /* querydispinfo 3 and 5, enumgroups */
90 struct pdb_search *aliases; /* enumaliases */
91
92 uint32_t enum_acb_mask;
93 struct pdb_search *enum_users; /* enumusers with a mask */
94
95 struct tevent_timer *cache_timeout_event; /* cache idle timeout
96 * handler. */
97 } DISP_INFO;
98
99 static const struct generic_mapping sam_generic_mapping = {
100 GENERIC_RIGHTS_SAM_READ,
101 GENERIC_RIGHTS_SAM_WRITE,
102 GENERIC_RIGHTS_SAM_EXECUTE,
103 GENERIC_RIGHTS_SAM_ALL_ACCESS};
104 static const struct generic_mapping dom_generic_mapping = {
105 GENERIC_RIGHTS_DOMAIN_READ,
106 GENERIC_RIGHTS_DOMAIN_WRITE,
107 GENERIC_RIGHTS_DOMAIN_EXECUTE,
108 GENERIC_RIGHTS_DOMAIN_ALL_ACCESS};
109 static const struct generic_mapping usr_generic_mapping = {
110 GENERIC_RIGHTS_USER_READ,
111 GENERIC_RIGHTS_USER_WRITE,
112 GENERIC_RIGHTS_USER_EXECUTE,
113 GENERIC_RIGHTS_USER_ALL_ACCESS};
114 static const struct generic_mapping usr_nopwchange_generic_mapping = {
115 GENERIC_RIGHTS_USER_READ,
116 GENERIC_RIGHTS_USER_WRITE,
117 GENERIC_RIGHTS_USER_EXECUTE & ~SAMR_USER_ACCESS_CHANGE_PASSWORD,
118 GENERIC_RIGHTS_USER_ALL_ACCESS};
119 static const struct generic_mapping grp_generic_mapping = {
120 GENERIC_RIGHTS_GROUP_READ,
121 GENERIC_RIGHTS_GROUP_WRITE,
122 GENERIC_RIGHTS_GROUP_EXECUTE,
123 GENERIC_RIGHTS_GROUP_ALL_ACCESS};
124 static const struct generic_mapping ali_generic_mapping = {
125 GENERIC_RIGHTS_ALIAS_READ,
126 GENERIC_RIGHTS_ALIAS_WRITE,
127 GENERIC_RIGHTS_ALIAS_EXECUTE,
128 GENERIC_RIGHTS_ALIAS_ALL_ACCESS};
129
130 /*******************************************************************
131 *******************************************************************/
132
133 static NTSTATUS make_samr_object_sd( TALLOC_CTX *ctx, struct security_descriptor **psd, size_t *sd_size,
134 const struct generic_mapping *map,
135 struct dom_sid *sid, uint32 sid_access )
136 {
137 struct dom_sid domadmin_sid;
138 struct security_ace ace[5]; /* at most 5 entries */
139 size_t i = 0;
140
141 struct security_acl *psa = NULL;
142
143 /* basic access for Everyone */
144
145 init_sec_ace(&ace[i++], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED,
146 map->generic_execute | map->generic_read, 0);
147
148 /* add Full Access 'BUILTIN\Administrators' and 'BUILTIN\Account Operators */
149
150 init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators,
151 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
152 init_sec_ace(&ace[i++], &global_sid_Builtin_Account_Operators,
153 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
154
155 /* Add Full Access for Domain Admins if we are a DC */
156
157 if ( IS_DC ) {
158 sid_compose(&domadmin_sid, get_global_sam_sid(),
159 DOMAIN_RID_ADMINS);
160 init_sec_ace(&ace[i++], &domadmin_sid,
161 SEC_ACE_TYPE_ACCESS_ALLOWED, map->generic_all, 0);
162 }
163
164 /* if we have a sid, give it some special access */
165
166 if ( sid ) {
167 init_sec_ace(&ace[i++], sid, SEC_ACE_TYPE_ACCESS_ALLOWED, sid_access, 0);
168 }
169
170 /* create the security descriptor */
171
172 if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) == NULL)
173 return NT_STATUS_NO_MEMORY;
174
175 if ((*psd = make_sec_desc(ctx, SECURITY_DESCRIPTOR_REVISION_1,
176 SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL,
177 psa, sd_size)) == NULL)
178 return NT_STATUS_NO_MEMORY;
179
180 return NT_STATUS_OK;
181 }
182
183 /*******************************************************************
184 Fetch or create a dispinfo struct.
185 ********************************************************************/
186
187 static DISP_INFO *get_samr_dispinfo_by_sid(const struct dom_sid *psid)
188 {
189 /*
190 * We do a static cache for DISP_INFO's here. Explanation can be found
191 * in Jeremy's checkin message to r11793:
192 *
193 * Fix the SAMR cache so it works across completely insane
194 * client behaviour (ie.:
195 * open pipe/open SAMR handle/enumerate 0 - 1024
196 * close SAMR handle, close pipe.
197 * open pipe/open SAMR handle/enumerate 1024 - 2048...
198 * close SAMR handle, close pipe.
199 * And on ad-nausium. Amazing.... probably object-oriented
200 * client side programming in action yet again.
201 * This change should *massively* improve performance when
202 * enumerating users from an LDAP database.
203 * Jeremy.
204 *
205 * "Our" and the builtin domain are the only ones where we ever
206 * enumerate stuff, so just cache 2 entries.
207 */
208
209 static struct disp_info *builtin_dispinfo;
210 static struct disp_info *domain_dispinfo;
211
212 /* There are two cases to consider here:
213 1) The SID is a domain SID and we look for an equality match, or
214 2) This is an account SID and so we return the DISP_INFO* for our
215 domain */
216
217 if (psid == NULL) {
218 return NULL;
219 }
220
221 if (sid_check_is_builtin(psid) || sid_check_is_in_builtin(psid)) {
222 /*
223 * Necessary only once, but it does not really hurt.
224 */
225 if (builtin_dispinfo == NULL) {
226 builtin_dispinfo = talloc_zero(NULL, struct disp_info);
227 if (builtin_dispinfo == NULL) {
228 return NULL;
229 }
230 }
231 sid_copy(&builtin_dispinfo->sid, &global_sid_Builtin);
232
233 return builtin_dispinfo;
234 }
235
236 if (sid_check_is_our_sam(psid) || sid_check_is_in_our_sam(psid)) {
237 /*
238 * Necessary only once, but it does not really hurt.
239 */
240 if (domain_dispinfo == NULL) {
241 domain_dispinfo = talloc_zero(NULL, struct disp_info);
242 if (domain_dispinfo == NULL) {
243 return NULL;
244 }
245 }
246 sid_copy(&domain_dispinfo->sid, get_global_sam_sid());
247
248 return domain_dispinfo;
249 }
250
251 return NULL;
252 }
253
254 /*******************************************************************
255 Function to free the per SID data.
256 ********************************************************************/
257
258 static void free_samr_cache(DISP_INFO *disp_info)
259 {
260 DEBUG(10, ("free_samr_cache: deleting cache for SID %s\n",
261 sid_string_dbg(&disp_info->sid)));
262
263 /* We need to become root here because the paged search might have to
264 * tell the LDAP server we're not interested in the rest anymore. */
265
266 become_root();
267
268 TALLOC_FREE(disp_info->users);
269 TALLOC_FREE(disp_info->machines);
270 TALLOC_FREE(disp_info->groups);
271 TALLOC_FREE(disp_info->aliases);
272 TALLOC_FREE(disp_info->enum_users);
273
274 unbecome_root();
275 }
276
277 /*******************************************************************
278 Idle event handler. Throw away the disp info cache.
279 ********************************************************************/
280
281 static void disp_info_cache_idle_timeout_handler(struct tevent_context *ev_ctx,
282 struct tevent_timer *te,
283 struct timeval now,
284 void *private_data)
285 {
286 DISP_INFO *disp_info = (DISP_INFO *)private_data;
287
288 TALLOC_FREE(disp_info->cache_timeout_event);
289
290 DEBUG(10, ("disp_info_cache_idle_timeout_handler: caching timed "
291 "out\n"));
292 free_samr_cache(disp_info);
293 }
294
295 /*******************************************************************
296 Setup cache removal idle event handler.
297 ********************************************************************/
298
299 static void set_disp_info_cache_timeout(DISP_INFO *disp_info, time_t secs_fromnow)
300 {
301 /* Remove any pending timeout and update. */
302
303 TALLOC_FREE(disp_info->cache_timeout_event);
304
305 DEBUG(10,("set_disp_info_cache_timeout: caching enumeration for "
306 "SID %s for %u seconds\n", sid_string_dbg(&disp_info->sid),
307 (unsigned int)secs_fromnow ));
308
309 disp_info->cache_timeout_event = tevent_add_timer(
310 server_event_context(), NULL,
311 timeval_current_ofs(secs_fromnow, 0),
312 disp_info_cache_idle_timeout_handler, (void *)disp_info);
313 }
314
315 /*******************************************************************
316 Force flush any cache. We do this on any samr_set_xxx call.
317 We must also remove the timeout handler.
318 ********************************************************************/
319
320 static void force_flush_samr_cache(const struct dom_sid *sid)
321 {
322 struct disp_info *disp_info = get_samr_dispinfo_by_sid(sid);
323
324 if ((disp_info == NULL) || (disp_info->cache_timeout_event == NULL)) {
325 return;
326 }
327
328 DEBUG(10,("force_flush_samr_cache: clearing idle event\n"));
329 TALLOC_FREE(disp_info->cache_timeout_event);
330 free_samr_cache(disp_info);
331 }
332
333 /*******************************************************************
334 Ensure password info is never given out. Paranioa... JRA.
335 ********************************************************************/
336
337 static void samr_clear_sam_passwd(struct samu *sam_pass)
338 {
339
340 if (!sam_pass)
341 return;
342
343 /* These now zero out the old password */
344
345 pdb_set_lanman_passwd(sam_pass, NULL, PDB_DEFAULT);
346 pdb_set_nt_passwd(sam_pass, NULL, PDB_DEFAULT);
347 }
348
349 static uint32 count_sam_users(struct disp_info *info, uint32 acct_flags)
350 {
351 struct samr_displayentry *entry;
352
353 if (sid_check_is_builtin(&info->sid)) {
354 /* No users in builtin. */
355 return 0;
356 }
357
358 if (info->users == NULL) {
359 info->users = pdb_search_users(info, acct_flags);
360 if (info->users == NULL) {
361 return 0;
362 }
363 }
364 /* Fetch the last possible entry, thus trigger an enumeration */
365 pdb_search_entries(info->users, 0xffffffff, 1, &entry);
366
367 /* Ensure we cache this enumeration. */
368 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
369
370 return info->users->num_entries;
371 }
372
373 static uint32 count_sam_groups(struct disp_info *info)
374 {
375 struct samr_displayentry *entry;
376
377 if (sid_check_is_builtin(&info->sid)) {
378 /* No groups in builtin. */
379 return 0;
380 }
381
382 if (info->groups == NULL) {
383 info->groups = pdb_search_groups(info);
384 if (info->groups == NULL) {
385 return 0;
386 }
387 }
388 /* Fetch the last possible entry, thus trigger an enumeration */
389 pdb_search_entries(info->groups, 0xffffffff, 1, &entry);
390
391 /* Ensure we cache this enumeration. */
392 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
393
394 return info->groups->num_entries;
395 }
396
397 static uint32 count_sam_aliases(struct disp_info *info)
398 {
399 struct samr_displayentry *entry;
400
401 if (info->aliases == NULL) {
402 info->aliases = pdb_search_aliases(info, &info->sid);
403 if (info->aliases == NULL) {
404 return 0;
405 }
406 }
407 /* Fetch the last possible entry, thus trigger an enumeration */
408 pdb_search_entries(info->aliases, 0xffffffff, 1, &entry);
409
410 /* Ensure we cache this enumeration. */
411 set_disp_info_cache_timeout(info, DISP_INFO_CACHE_TIMEOUT);
412
413 return info->aliases->num_entries;
414 }
415
416 /*******************************************************************
417 _samr_Close
418 ********************************************************************/
419
420 NTSTATUS _samr_Close(struct pipes_struct *p, struct samr_Close *r)
421 {
422 if (!close_policy_hnd(p, r->in.handle)) {
423 return NT_STATUS_INVALID_HANDLE;
424 }
425
426 ZERO_STRUCTP(r->out.handle);
427
428 return NT_STATUS_OK;
429 }
430
431 /*******************************************************************
432 _samr_OpenDomain
433 ********************************************************************/
434
435 NTSTATUS _samr_OpenDomain(struct pipes_struct *p,
436 struct samr_OpenDomain *r)
437 {
438 struct samr_domain_info *dinfo;
439 struct security_descriptor *psd = NULL;
440 uint32 acc_granted;
441 uint32 des_access = r->in.access_mask;
442 NTSTATUS status;
443 size_t sd_size;
444 uint32_t extra_access = SAMR_DOMAIN_ACCESS_CREATE_USER;
445
446 /* find the connection policy handle. */
447
448 (void)policy_handle_find(p, r->in.connect_handle, 0, NULL,
449 struct samr_connect_info, &status);
450 if (!NT_STATUS_IS_OK(status)) {
451 return status;
452 }
453
454 /*check if access can be granted as requested by client. */
455 map_max_allowed_access(p->session_info->security_token,
456 p->session_info->unix_token,
457 &des_access);
458
459 make_samr_object_sd( p->mem_ctx, &psd, &sd_size, &dom_generic_mapping, NULL, 0 );
460 se_map_generic( &des_access, &dom_generic_mapping );
461
462 /*
463 * Users with SeAddUser get the ability to manipulate groups
464 * and aliases.
465 */
466 if (security_token_has_privilege(p->session_info->security_token, SEC_PRIV_ADD_USERS)) {
467 extra_access |= (SAMR_DOMAIN_ACCESS_CREATE_GROUP |
468 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS |
469 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT |
470 SAMR_DOMAIN_ACCESS_LOOKUP_ALIAS |
471 SAMR_DOMAIN_ACCESS_CREATE_ALIAS);
472 }
473
474 /*
475 * Users with SeMachineAccount or SeAddUser get additional
476 * SAMR_DOMAIN_ACCESS_CREATE_USER access.
477 */
478
479 status = access_check_object( psd, p->session_info->security_token,
480 SEC_PRIV_MACHINE_ACCOUNT, SEC_PRIV_ADD_USERS,
481 extra_access, des_access,
482 &acc_granted, "_samr_OpenDomain" );
483
484 if ( !NT_STATUS_IS_OK(status) )
485 return status;
486
487 if (!sid_check_is_our_sam(r->in.sid) &&
488 !sid_check_is_builtin(r->in.sid)) {
489 return NT_STATUS_NO_SUCH_DOMAIN;
490 }
491
492 dinfo = policy_handle_create(p, r->out.domain_handle, acc_granted,
493 struct samr_domain_info, &status);
494 if (!NT_STATUS_IS_OK(status)) {
495 return status;
496 }
497 dinfo->sid = *r->in.sid;
498 dinfo->disp_info = get_samr_dispinfo_by_sid(r->in.sid);
499
500 DEBUG(5,("_samr_OpenDomain: %d\n", __LINE__));
501
502 return NT_STATUS_OK;
503 }
504
505 /*******************************************************************
506 _samr_GetUserPwInfo
507 ********************************************************************/
508
509 NTSTATUS _samr_GetUserPwInfo(struct pipes_struct *p,
510 struct samr_GetUserPwInfo *r)
511 {
512 struct samr_user_info *uinfo;
513 enum lsa_SidType sid_type;
514 uint32_t min_password_length = 0;
515 uint32_t password_properties = 0;
516 bool ret = false;
517 NTSTATUS status;
518
519 DEBUG(5,("_samr_GetUserPwInfo: %d\n", __LINE__));
520
521 uinfo = policy_handle_find(p, r->in.user_handle,
522 SAMR_USER_ACCESS_GET_ATTRIBUTES, NULL,
523 struct samr_user_info, &status);
524 if (!NT_STATUS_IS_OK(status)) {
525 return status;
526 }
527
528 if (!sid_check_is_in_our_sam(&uinfo->sid)) {
529 return NT_STATUS_OBJECT_TYPE_MISMATCH;
530 }
531
532 become_root();
533 ret = lookup_sid(p->mem_ctx, &uinfo->sid, NULL, NULL, &sid_type);
534 unbecome_root();
535 if (ret == false) {
536 return NT_STATUS_NO_SUCH_USER;
537 }
538
539 switch (sid_type) {
540 case SID_NAME_USER:
541 become_root();
542 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
543 &min_password_length);
544 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
545 &password_properties);
546 unbecome_root();
547
548 if (lp_check_password_script(talloc_tos())
549 && *lp_check_password_script(talloc_tos())) {
550 password_properties |= DOMAIN_PASSWORD_COMPLEX;
551 }
552
553 break;
554 default:
555 break;
556 }
557
558 r->out.info->min_password_length = min_password_length;
559 r->out.info->password_properties = password_properties;
560
561 DEBUG(5,("_samr_GetUserPwInfo: %d\n", __LINE__));
562
563 return NT_STATUS_OK;
564 }
565
566 /*******************************************************************
567 _samr_SetSecurity
568 ********************************************************************/
569
570 NTSTATUS _samr_SetSecurity(struct pipes_struct *p,
571 struct samr_SetSecurity *r)
572 {
573 struct samr_user_info *uinfo;
574 uint32 i;
575 struct security_acl *dacl;
576 bool ret;
577 struct samu *sampass=NULL;
578 NTSTATUS status;
579
580 uinfo = policy_handle_find(p, r->in.handle,
581 SAMR_USER_ACCESS_SET_ATTRIBUTES, NULL,
582 struct samr_user_info, &status);
583 if (!NT_STATUS_IS_OK(status)) {
584 return status;
585 }
586
587 if (!(sampass = samu_new( p->mem_ctx))) {
588 DEBUG(0,("No memory!\n"));
589 return NT_STATUS_NO_MEMORY;
590 }
591
592 /* get the user record */
593 become_root();
594 ret = pdb_getsampwsid(sampass, &uinfo->sid);
595 unbecome_root();
596
597 if (!ret) {
598 DEBUG(4, ("User %s not found\n",
599 sid_string_dbg(&uinfo->sid)));
600 TALLOC_FREE(sampass);
601 return NT_STATUS_INVALID_HANDLE;
602 }
603
604 dacl = r->in.sdbuf->sd->dacl;
605 for (i=0; i < dacl->num_aces; i++) {
606 if (dom_sid_equal(&uinfo->sid, &dacl->aces[i].trustee)) {
607 ret = pdb_set_pass_can_change(sampass,
608 (dacl->aces[i].access_mask &
609 SAMR_USER_ACCESS_CHANGE_PASSWORD) ?
610 True: False);
611 break;
612 }
613 }
614
615 if (!ret) {
616 TALLOC_FREE(sampass);
617 return NT_STATUS_ACCESS_DENIED;
618 }
619
620 become_root();
621 status = pdb_update_sam_account(sampass);
622 unbecome_root();
623
624 TALLOC_FREE(sampass);
625
626 return status;
627 }
628
629 /*******************************************************************
630 build correct perms based on policies and password times for _samr_query_sec_obj
631 *******************************************************************/
632 static bool check_change_pw_access(TALLOC_CTX *mem_ctx, struct dom_sid *user_sid)
633 {
634 struct samu *sampass=NULL;
635 bool ret;
636
637 if ( !(sampass = samu_new( mem_ctx )) ) {
638 DEBUG(0,("No memory!\n"));
639 return False;
640 }
641
642 become_root();
643 ret = pdb_getsampwsid(sampass, user_sid);
644 unbecome_root();
645
646 if (ret == False) {
647 DEBUG(4,("User %s not found\n", sid_string_dbg(user_sid)));
648 TALLOC_FREE(sampass);
649 return False;
650 }
651
652 DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
653
654 if (pdb_get_pass_can_change(sampass)) {
655 TALLOC_FREE(sampass);
656 return True;
657 }
658 TALLOC_FREE(sampass);
659 return False;
660 }
661
662
663 /*******************************************************************
664 _samr_QuerySecurity
665 ********************************************************************/
666
667 NTSTATUS _samr_QuerySecurity(struct pipes_struct *p,
668 struct samr_QuerySecurity *r)
669 {
670 struct samr_domain_info *dinfo;
671 struct samr_user_info *uinfo;
672 struct samr_group_info *ginfo;
673 struct samr_alias_info *ainfo;
674 NTSTATUS status;
675 struct security_descriptor * psd = NULL;
676 size_t sd_size = 0;
677
678 (void)policy_handle_find(p, r->in.handle,
679 SEC_STD_READ_CONTROL, NULL,
680 struct samr_connect_info, &status);
681 if (NT_STATUS_IS_OK(status)) {
682 DEBUG(5,("_samr_QuerySecurity: querying security on SAM\n"));
683 status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size,
684 &sam_generic_mapping, NULL, 0);
685 goto done;
686 }
687
688 dinfo = policy_handle_find(p, r->in.handle,
689 SEC_STD_READ_CONTROL, NULL,
690 struct samr_domain_info, &status);
691 if (NT_STATUS_IS_OK(status)) {
692 DEBUG(5,("_samr_QuerySecurity: querying security on Domain "
693 "with SID: %s\n", sid_string_dbg(&dinfo->sid)));
694 /*
695 * TODO: Builtin probably needs a different SD with restricted
696 * write access
697 */
698 status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size,
699 &dom_generic_mapping, NULL, 0);
700 goto done;
701 }
702
703 uinfo = policy_handle_find(p, r->in.handle,
704 SEC_STD_READ_CONTROL, NULL,
705 struct samr_user_info, &status);
706 if (NT_STATUS_IS_OK(status)) {
707 DEBUG(10,("_samr_QuerySecurity: querying security on user "
708 "Object with SID: %s\n",
709 sid_string_dbg(&uinfo->sid)));
710 if (check_change_pw_access(p->mem_ctx, &uinfo->sid)) {
711 status = make_samr_object_sd(
712 p->mem_ctx, &psd, &sd_size,
713 &usr_generic_mapping,
714 &uinfo->sid, SAMR_USR_RIGHTS_WRITE_PW);
715 } else {
716 status = make_samr_object_sd(
717 p->mem_ctx, &psd, &sd_size,
718 &usr_nopwchange_generic_mapping,
719 &uinfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
720 }
721 goto done;
722 }
723
724 ginfo = policy_handle_find(p, r->in.handle,
725 SEC_STD_READ_CONTROL, NULL,
726 struct samr_group_info, &status);
727 if (NT_STATUS_IS_OK(status)) {
728 /*
729 * TODO: different SDs have to be generated for aliases groups
730 * and users. Currently all three get a default user SD
731 */
732 DEBUG(10,("_samr_QuerySecurity: querying security on group "
733 "Object with SID: %s\n",
734 sid_string_dbg(&ginfo->sid)));
735 status = make_samr_object_sd(
736 p->mem_ctx, &psd, &sd_size,
737 &usr_nopwchange_generic_mapping,
738 &ginfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
739 goto done;
740 }
741
742 ainfo = policy_handle_find(p, r->in.handle,
743 SEC_STD_READ_CONTROL, NULL,
744 struct samr_alias_info, &status);
745 if (NT_STATUS_IS_OK(status)) {
746 /*
747 * TODO: different SDs have to be generated for aliases groups
748 * and users. Currently all three get a default user SD
749 */
750 DEBUG(10,("_samr_QuerySecurity: querying security on alias "
751 "Object with SID: %s\n",
752 sid_string_dbg(&ainfo->sid)));
753 status = make_samr_object_sd(
754 p->mem_ctx, &psd, &sd_size,
755 &usr_nopwchange_generic_mapping,
756 &ainfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
757 goto done;
758 }
759
760 return NT_STATUS_OBJECT_TYPE_MISMATCH;
761 done:
762 if ((*r->out.sdbuf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
763 return NT_STATUS_NO_MEMORY;
764
765 return status;
766 }
767
768 /*******************************************************************
769 makes a SAM_ENTRY / UNISTR2* structure from a user list.
770 ********************************************************************/
771
772 static NTSTATUS make_user_sam_entry_list(TALLOC_CTX *ctx,
773 struct samr_SamEntry **sam_pp,
774 uint32_t num_entries,
775 uint32_t start_idx,
776 struct samr_displayentry *entries)
777 {
778 uint32_t i;
779 struct samr_SamEntry *sam;
780
781 *sam_pp = NULL;
782
783 if (num_entries == 0) {
784 return NT_STATUS_OK;
785 }
786
787 sam = talloc_zero_array(ctx, struct samr_SamEntry, num_entries);
788 if (sam == NULL) {
789 DEBUG(0, ("make_user_sam_entry_list: TALLOC_ZERO failed!\n"));
790 return NT_STATUS_NO_MEMORY;
791 }
792
793 for (i = 0; i < num_entries; i++) {
794 #if 0
795 /*
796 * usrmgr expects a non-NULL terminated string with
797 * trust relationships
798 */
799 if (entries[i].acct_flags & ACB_DOMTRUST) {
800 init_unistr2(&uni_temp_name, entries[i].account_name,
801 UNI_FLAGS_NONE);
802 } else {
803 init_unistr2(&uni_temp_name, entries[i].account_name,
804 UNI_STR_TERMINATE);
805 }
806 #endif
807 init_lsa_String(&sam[i].name, entries[i].account_name);
808 sam[i].idx = entries[i].rid;
809 }
810
811 *sam_pp = sam;
812
813 return NT_STATUS_OK;
814 }
815
816 #define MAX_SAM_ENTRIES MAX_SAM_ENTRIES_W2K
817
818 /*******************************************************************
819 _samr_EnumDomainUsers
820 ********************************************************************/
821
822 NTSTATUS _samr_EnumDomainUsers(struct pipes_struct *p,
823 struct samr_EnumDomainUsers *r)
824 {
825 NTSTATUS status;
826 struct samr_domain_info *dinfo;
827 int num_account;
828 uint32 enum_context = *r->in.resume_handle;
829 enum remote_arch_types ra_type = get_remote_arch();
830 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
831 uint32 max_entries = max_sam_entries;
832 struct samr_displayentry *entries = NULL;
833 struct samr_SamArray *samr_array = NULL;
834 struct samr_SamEntry *samr_entries = NULL;
835
836 DEBUG(5,("_samr_EnumDomainUsers: %d\n", __LINE__));
837
838 dinfo = policy_handle_find(p, r->in.domain_handle,
839 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
840 struct samr_domain_info, &status);
841 if (!NT_STATUS_IS_OK(status)) {
842 return status;
843 }
844
845 samr_array = talloc_zero(p->mem_ctx, struct samr_SamArray);
846 if (!samr_array) {
847 return NT_STATUS_NO_MEMORY;
848 }
849 *r->out.sam = samr_array;
850
851 if (sid_check_is_builtin(&dinfo->sid)) {
852 /* No users in builtin. */
853 *r->out.resume_handle = *r->in.resume_handle;
854 DEBUG(5,("_samr_EnumDomainUsers: No users in BUILTIN\n"));
855 return status;
856 }
857
858 become_root();
859
860 /* AS ROOT !!!! */
861
862 if ((dinfo->disp_info->enum_users != NULL) &&
863 (dinfo->disp_info->enum_acb_mask != r->in.acct_flags)) {
864 TALLOC_FREE(dinfo->disp_info->enum_users);
865 }
866
867 if (dinfo->disp_info->enum_users == NULL) {
868 dinfo->disp_info->enum_users = pdb_search_users(
869 dinfo->disp_info, r->in.acct_flags);
870 dinfo->disp_info->enum_acb_mask = r->in.acct_flags;
871 }
872
873 if (dinfo->disp_info->enum_users == NULL) {
874 /* END AS ROOT !!!! */
875 unbecome_root();
876 return NT_STATUS_ACCESS_DENIED;
877 }
878
879 num_account = pdb_search_entries(dinfo->disp_info->enum_users,
880 enum_context, max_entries,
881 &entries);
882
883 /* END AS ROOT !!!! */
884
885 unbecome_root();
886
887 if (num_account == 0) {
888 DEBUG(5, ("_samr_EnumDomainUsers: enumeration handle over "
889 "total entries\n"));
890 *r->out.resume_handle = *r->in.resume_handle;
891 return NT_STATUS_OK;
892 }
893
894 status = make_user_sam_entry_list(p->mem_ctx, &samr_entries,
895 num_account, enum_context,
896 entries);
897 if (!NT_STATUS_IS_OK(status)) {
898 return status;
899 }
900
901 if (max_entries <= num_account) {
902 status = STATUS_MORE_ENTRIES;
903 } else {
904 status = NT_STATUS_OK;
905 }
906
907 /* Ensure we cache this enumeration. */
908 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
909
910 DEBUG(5, ("_samr_EnumDomainUsers: %d\n", __LINE__));
911
912 samr_array->count = num_account;
913 samr_array->entries = samr_entries;
914
915 *r->out.resume_handle = *r->in.resume_handle + num_account;
916 *r->out.num_entries = num_account;
917
918 DEBUG(5,("_samr_EnumDomainUsers: %d\n", __LINE__));
919
920 return status;
921 }
922
923 /*******************************************************************
924 makes a SAM_ENTRY / UNISTR2* structure from a group list.
925 ********************************************************************/
926
927 static void make_group_sam_entry_list(TALLOC_CTX *ctx,
928 struct samr_SamEntry **sam_pp,
929 uint32_t num_sam_entries,
930 struct samr_displayentry *entries)
931 {
932 struct samr_SamEntry *sam;
933 uint32_t i;
934
935 *sam_pp = NULL;
936
937 if (num_sam_entries == 0) {
938 return;
939 }
940
941 sam = talloc_zero_array(ctx, struct samr_SamEntry, num_sam_entries);
942 if (sam == NULL) {
943 return;
944 }
945
946 for (i = 0; i < num_sam_entries; i++) {
947 /*
948 * JRA. I think this should include the null. TNG does not.
949 */
950 init_lsa_String(&sam[i].name, entries[i].account_name);
951 sam[i].idx = entries[i].rid;
952 }
953
954 *sam_pp = sam;
955 }
956
957 /*******************************************************************
958 _samr_EnumDomainGroups
959 ********************************************************************/
960
961 NTSTATUS _samr_EnumDomainGroups(struct pipes_struct *p,
962 struct samr_EnumDomainGroups *r)
963 {
964 NTSTATUS status;
965 struct samr_domain_info *dinfo;
966 struct samr_displayentry *groups;
967 uint32 num_groups;
968 struct samr_SamArray *samr_array = NULL;
969 struct samr_SamEntry *samr_entries = NULL;
970
971 dinfo = policy_handle_find(p, r->in.domain_handle,
972 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
973 struct samr_domain_info, &status);
974 if (!NT_STATUS_IS_OK(status)) {
975 return status;
976 }
977
978 DEBUG(5,("_samr_EnumDomainGroups: %d\n", __LINE__));
979
980 samr_array = talloc_zero(p->mem_ctx, struct samr_SamArray);
981 if (!samr_array) {
982 return NT_STATUS_NO_MEMORY;
983 }
984 *r->out.sam = samr_array;
985
986 if (sid_check_is_builtin(&dinfo->sid)) {
987 /* No groups in builtin. */
988 *r->out.resume_handle = *r->in.resume_handle;
989 DEBUG(5,("_samr_EnumDomainGroups: No groups in BUILTIN\n"));
990 return status;
991 }
992
993 /* the domain group array is being allocated in the function below */
994
995 become_root();
996
997 if (dinfo->disp_info->groups == NULL) {
998 dinfo->disp_info->groups = pdb_search_groups(dinfo->disp_info);
999
1000 if (dinfo->disp_info->groups == NULL) {
1001 unbecome_root();
1002 return NT_STATUS_ACCESS_DENIED;
1003 }
1004 }
1005
1006 num_groups = pdb_search_entries(dinfo->disp_info->groups,
1007 *r->in.resume_handle,
1008 MAX_SAM_ENTRIES, &groups);
1009 unbecome_root();
1010
1011 /* Ensure we cache this enumeration. */
1012 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1013
1014 make_group_sam_entry_list(p->mem_ctx, &samr_entries,
1015 num_groups, groups);
1016
1017 if (MAX_SAM_ENTRIES <= num_groups) {
1018 status = STATUS_MORE_ENTRIES;
1019 } else {
1020 status = NT_STATUS_OK;
1021 }
1022
1023 samr_array->count = num_groups;
1024 samr_array->entries = samr_entries;
1025
1026 *r->out.num_entries = num_groups;
1027 *r->out.resume_handle = num_groups + *r->in.resume_handle;
1028
1029 DEBUG(5,("_samr_EnumDomainGroups: %d\n", __LINE__));
1030
1031 return status;
1032 }
1033
1034 /*******************************************************************
1035 _samr_EnumDomainAliases
1036 ********************************************************************/
1037
1038 NTSTATUS _samr_EnumDomainAliases(struct pipes_struct *p,
1039 struct samr_EnumDomainAliases *r)
1040 {
1041 NTSTATUS status;
1042 struct samr_domain_info *dinfo;
1043 struct samr_displayentry *aliases;
1044 uint32 num_aliases = 0;
1045 struct samr_SamArray *samr_array = NULL;
1046 struct samr_SamEntry *samr_entries = NULL;
1047
1048 dinfo = policy_handle_find(p, r->in.domain_handle,
1049 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1050 struct samr_domain_info, &status);
1051 if (!NT_STATUS_IS_OK(status)) {
1052 return status;
1053 }
1054
1055 DEBUG(5,("_samr_EnumDomainAliases: sid %s\n",
1056 sid_string_dbg(&dinfo->sid)));
1057
1058 samr_array = talloc_zero(p->mem_ctx, struct samr_SamArray);
1059 if (!samr_array) {
1060 return NT_STATUS_NO_MEMORY;
1061 }
1062
1063 become_root();
1064
1065 if (dinfo->disp_info->aliases == NULL) {
1066 dinfo->disp_info->aliases = pdb_search_aliases(
1067 dinfo->disp_info, &dinfo->sid);
1068 if (dinfo->disp_info->aliases == NULL) {
1069 unbecome_root();
1070 return NT_STATUS_ACCESS_DENIED;
1071 }
1072 }
1073
1074 num_aliases = pdb_search_entries(dinfo->disp_info->aliases,
1075 *r->in.resume_handle,
1076 MAX_SAM_ENTRIES, &aliases);
1077 unbecome_root();
1078
1079 /* Ensure we cache this enumeration. */
1080 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1081
1082 make_group_sam_entry_list(p->mem_ctx, &samr_entries,
1083 num_aliases, aliases);
1084
1085 DEBUG(5,("_samr_EnumDomainAliases: %d\n", __LINE__));
1086
1087 if (MAX_SAM_ENTRIES <= num_aliases) {
1088 status = STATUS_MORE_ENTRIES;
1089 } else {
1090 status = NT_STATUS_OK;
1091 }
1092
1093 samr_array->count = num_aliases;
1094 samr_array->entries = samr_entries;
1095
1096 *r->out.sam = samr_array;
1097 *r->out.num_entries = num_aliases;
1098 *r->out.resume_handle = num_aliases + *r->in.resume_handle;
1099
1100 return status;
1101 }
1102
1103 /*******************************************************************
1104 inits a samr_DispInfoGeneral structure.
1105 ********************************************************************/
1106
1107 static NTSTATUS init_samr_dispinfo_1(TALLOC_CTX *ctx,
1108 struct samr_DispInfoGeneral *r,
1109 uint32_t num_entries,
1110 uint32_t start_idx,
1111 struct samr_displayentry *entries)
1112 {
1113 uint32 i;
1114
1115 DEBUG(10, ("init_samr_dispinfo_1: num_entries: %d\n", num_entries));
1116
1117 if (num_entries == 0) {
1118 return NT_STATUS_OK;
1119 }
1120
1121 r->count = num_entries;
1122
1123 r->entries = talloc_zero_array(ctx, struct samr_DispEntryGeneral, num_entries);
1124 if (!r->entries) {
1125 return NT_STATUS_NO_MEMORY;
1126 }
1127
1128 for (i = 0; i < num_entries ; i++) {
1129
1130 init_lsa_String(&r->entries[i].account_name,
1131 entries[i].account_name);
1132
1133 init_lsa_String(&r->entries[i].description,
1134 entries[i].description);
1135
1136 init_lsa_String(&r->entries[i].full_name,
1137 entries[i].fullname);
1138
1139 r->entries[i].rid = entries[i].rid;
1140 r->entries[i].acct_flags = entries[i].acct_flags;
1141 r->entries[i].idx = start_idx+i+1;
1142 }
1143
1144 return NT_STATUS_OK;
1145 }
1146
1147 /*******************************************************************
1148 inits a samr_DispInfoFull structure.
1149 ********************************************************************/
1150
1151 static NTSTATUS init_samr_dispinfo_2(TALLOC_CTX *ctx,
1152 struct samr_DispInfoFull *r,
1153 uint32_t num_entries,
1154 uint32_t start_idx,
1155 struct samr_displayentry *entries)
1156 {
1157 uint32_t i;
1158
1159 DEBUG(10, ("init_samr_dispinfo_2: num_entries: %d\n", num_entries));
1160
1161 if (num_entries == 0) {
1162 return NT_STATUS_OK;
1163 }
1164
1165 r->count = num_entries;
1166
1167 r->entries = talloc_zero_array(ctx, struct samr_DispEntryFull, num_entries);
1168 if (!r->entries) {
1169 return NT_STATUS_NO_MEMORY;
1170 }
1171
1172 for (i = 0; i < num_entries ; i++) {
1173
1174 init_lsa_String(&r->entries[i].account_name,
1175 entries[i].account_name);
1176
1177 init_lsa_String(&r->entries[i].description,
1178 entries[i].description);
1179
1180 r->entries[i].rid = entries[i].rid;
1181 r->entries[i].acct_flags = entries[i].acct_flags;
1182 r->entries[i].idx = start_idx+i+1;
1183 }
1184
1185 return NT_STATUS_OK;
1186 }
1187
1188 /*******************************************************************
1189 inits a samr_DispInfoFullGroups structure.
1190 ********************************************************************/
1191
1192 static NTSTATUS init_samr_dispinfo_3(TALLOC_CTX *ctx,
1193 struct samr_DispInfoFullGroups *r,
1194 uint32_t num_entries,
1195 uint32_t start_idx,
1196 struct samr_displayentry *entries)
1197 {
1198 uint32_t i;
1199
1200 DEBUG(5, ("init_samr_dispinfo_3: num_entries: %d\n", num_entries));
1201
1202 if (num_entries == 0) {
1203 return NT_STATUS_OK;
1204 }
1205
1206 r->count = num_entries;
1207
1208 r->entries = talloc_zero_array(ctx, struct samr_DispEntryFullGroup, num_entries);
1209 if (!r->entries) {
1210 return NT_STATUS_NO_MEMORY;
1211 }
1212
1213 for (i = 0; i < num_entries ; i++) {
1214
1215 init_lsa_String(&r->entries[i].account_name,
1216 entries[i].account_name);
1217
1218 init_lsa_String(&r->entries[i].description,
1219 entries[i].description);
1220
1221 r->entries[i].rid = entries[i].rid;
1222 r->entries[i].acct_flags = entries[i].acct_flags;
1223 r->entries[i].idx = start_idx+i+1;
1224 }
1225
1226 return NT_STATUS_OK;
1227 }
1228
1229 /*******************************************************************
1230 inits a samr_DispInfoAscii structure.
1231 ********************************************************************/
1232
1233 static NTSTATUS init_samr_dispinfo_4(TALLOC_CTX *ctx,
1234 struct samr_DispInfoAscii *r,
1235 uint32_t num_entries,
1236 uint32_t start_idx,
1237 struct samr_displayentry *entries)
1238 {
1239 uint32_t i;
1240
1241 DEBUG(5, ("init_samr_dispinfo_4: num_entries: %d\n", num_entries));
1242
1243 if (num_entries == 0) {
1244 return NT_STATUS_OK;
1245 }
1246
1247 r->count = num_entries;
1248
1249 r->entries = talloc_zero_array(ctx, struct samr_DispEntryAscii, num_entries);
1250 if (!r->entries) {
1251 return NT_STATUS_NO_MEMORY;
1252 }
1253
1254 for (i = 0; i < num_entries ; i++) {
1255
1256 init_lsa_AsciiStringLarge(&r->entries[i].account_name,
1257 entries[i].account_name);
1258
1259 r->entries[i].idx = start_idx+i+1;
1260 }
1261
1262 return NT_STATUS_OK;
1263 }
1264
1265 /*******************************************************************
1266 inits a samr_DispInfoAscii structure.
1267 ********************************************************************/
1268
1269 static NTSTATUS init_samr_dispinfo_5(TALLOC_CTX *ctx,
1270 struct samr_DispInfoAscii *r,
1271 uint32_t num_entries,
1272 uint32_t start_idx,
1273 struct samr_displayentry *entries)
1274 {
1275 uint32_t i;
1276
1277 DEBUG(5, ("init_samr_dispinfo_5: num_entries: %d\n", num_entries));
1278
1279 if (num_entries == 0) {
1280 return NT_STATUS_OK;
1281 }
1282
1283 r->count = num_entries;
1284
1285 r->entries = talloc_zero_array(ctx, struct samr_DispEntryAscii, num_entries);
1286 if (!r->entries) {
1287 return NT_STATUS_NO_MEMORY;
1288 }
1289
1290 for (i = 0; i < num_entries ; i++) {
1291
1292 init_lsa_AsciiStringLarge(&r->entries[i].account_name,
1293 entries[i].account_name);
1294
1295 r->entries[i].idx = start_idx+i+1;
1296 }
1297
1298 return NT_STATUS_OK;
1299 }
1300
1301 /*******************************************************************
1302 _samr_QueryDisplayInfo
1303 ********************************************************************/
1304
1305 NTSTATUS _samr_QueryDisplayInfo(struct pipes_struct *p,
1306 struct samr_QueryDisplayInfo *r)
1307 {
1308 NTSTATUS status;
1309 struct samr_domain_info *dinfo;
1310 uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */
1311
1312 uint32 max_entries = r->in.max_entries;
1313
1314 union samr_DispInfo *disp_info = r->out.info;
1315
1316 uint32 temp_size=0;
1317 NTSTATUS disp_ret = NT_STATUS_UNSUCCESSFUL;
1318 uint32 num_account = 0;
1319 enum remote_arch_types ra_type = get_remote_arch();
1320 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
1321 struct samr_displayentry *entries = NULL;
1322
1323 DEBUG(5,("_samr_QueryDisplayInfo: %d\n", __LINE__));
1324
1325 dinfo = policy_handle_find(p, r->in.domain_handle,
1326 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1327 struct samr_domain_info, &status);
1328 if (!NT_STATUS_IS_OK(status)) {
1329 return status;
1330 }
1331
1332 if (sid_check_is_builtin(&dinfo->sid)) {
1333 DEBUG(5,("_samr_QueryDisplayInfo: no users in BUILTIN\n"));
1334 return NT_STATUS_OK;
1335 }
1336
1337 /*
1338 * calculate how many entries we will return.
1339 * based on
1340 * - the number of entries the client asked
1341 * - our limit on that
1342 * - the starting point (enumeration context)
1343 * - the buffer size the client will accept
1344 */
1345
1346 /*
1347 * We are a lot more like W2K. Instead of reading the SAM
1348 * each time to find the records we need to send back,
1349 * we read it once and link that copy to the sam handle.
1350 * For large user list (over the MAX_SAM_ENTRIES)
1351 * it's a definitive win.
1352 * second point to notice: between enumerations
1353 * our sam is now the same as it's a snapshoot.
1354 * third point: got rid of the static SAM_USER_21 struct
1355 * no more intermediate.
1356 * con: it uses much more memory, as a full copy is stored
1357 * in memory.
1358 *
1359 * If you want to change it, think twice and think
1360 * of the second point , that's really important.
1361 *
1362 * JFM, 12/20/2001
1363 */
1364
1365 if ((r->in.level < 1) || (r->in.level > 5)) {
1366 DEBUG(0,("_samr_QueryDisplayInfo: Unknown info level (%u)\n",
1367 (unsigned int)r->in.level ));
1368 return NT_STATUS_INVALID_INFO_CLASS;
1369 }
1370
1371 /* first limit the number of entries we will return */
1372 if (r->in.max_entries > max_sam_entries) {
1373 DEBUG(5, ("_samr_QueryDisplayInfo: client requested %d "
1374 "entries, limiting to %d\n", r->in.max_entries,
1375 max_sam_entries));
1376 max_entries = max_sam_entries;
1377 }
1378
1379 /* calculate the size and limit on the number of entries we will
1380 * return */
1381
1382 temp_size=max_entries*struct_size;
1383
1384 if (temp_size > r->in.buf_size) {
1385 max_entries = MIN((r->in.buf_size / struct_size),max_entries);
1386 DEBUG(5, ("_samr_QueryDisplayInfo: buffer size limits to "
1387 "only %d entries\n", max_entries));
1388 }
1389
1390 become_root();
1391
1392 /* THe following done as ROOT. Don't return without unbecome_root(). */
1393
1394 switch (r->in.level) {
1395 case 1:
1396 case 4:
1397 if (dinfo->disp_info->users == NULL) {
1398 dinfo->disp_info->users = pdb_search_users(
1399 dinfo->disp_info, ACB_NORMAL);
1400 if (dinfo->disp_info->users == NULL) {
1401 unbecome_root();
1402 return NT_STATUS_ACCESS_DENIED;
1403 }
1404 DEBUG(10,("_samr_QueryDisplayInfo: starting user enumeration at index %u\n",
1405 (unsigned int)r->in.start_idx));
1406 } else {
1407 DEBUG(10,("_samr_QueryDisplayInfo: using cached user enumeration at index %u\n",
1408 (unsigned int)r->in.start_idx));
1409 }
1410
1411 num_account = pdb_search_entries(dinfo->disp_info->users,
1412 r->in.start_idx, max_entries,
1413 &entries);
1414 break;
1415 case 2:
1416 if (dinfo->disp_info->machines == NULL) {
1417 dinfo->disp_info->machines = pdb_search_users(
1418 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
1419 if (dinfo->disp_info->machines == NULL) {
1420 unbecome_root();
1421 return NT_STATUS_ACCESS_DENIED;
1422 }
1423 DEBUG(10,("_samr_QueryDisplayInfo: starting machine enumeration at index %u\n",
1424 (unsigned int)r->in.start_idx));
1425 } else {
1426 DEBUG(10,("_samr_QueryDisplayInfo: using cached machine enumeration at index %u\n",
1427 (unsigned int)r->in.start_idx));
1428 }
1429
1430 num_account = pdb_search_entries(dinfo->disp_info->machines,
1431 r->in.start_idx, max_entries,
1432 &entries);
1433 break;
1434 case 3:
1435 case 5:
1436 if (dinfo->disp_info->groups == NULL) {
1437 dinfo->disp_info->groups = pdb_search_groups(
1438 dinfo->disp_info);
1439 if (dinfo->disp_info->groups == NULL) {
1440 unbecome_root();
1441 return NT_STATUS_ACCESS_DENIED;
1442 }
1443 DEBUG(10,("_samr_QueryDisplayInfo: starting group enumeration at index %u\n",
1444 (unsigned int)r->in.start_idx));
1445 } else {
1446 DEBUG(10,("_samr_QueryDisplayInfo: using cached group enumeration at index %u\n",
1447 (unsigned int)r->in.start_idx));
1448 }
1449
1450 num_account = pdb_search_entries(dinfo->disp_info->groups,
1451 r->in.start_idx, max_entries,
1452 &entries);
1453 break;
1454 default:
1455 unbecome_root();
1456 smb_panic("info class changed");
1457 break;
1458 }
1459 unbecome_root();
1460
1461
1462 /* Now create reply structure */
1463 switch (r->in.level) {
1464 case 1:
1465 disp_ret = init_samr_dispinfo_1(p->mem_ctx, &disp_info->info1,
1466 num_account, r->in.start_idx,
1467 entries);
1468 break;
1469 case 2:
1470 disp_ret = init_samr_dispinfo_2(p->mem_ctx, &disp_info->info2,
1471 num_account, r->in.start_idx,
1472 entries);
1473 break;
1474 case 3:
1475 disp_ret = init_samr_dispinfo_3(p->mem_ctx, &disp_info->info3,
1476 num_account, r->in.start_idx,
1477 entries);
1478 break;
1479 case 4:
1480 disp_ret = init_samr_dispinfo_4(p->mem_ctx, &disp_info->info4,
1481 num_account, r->in.start_idx,
1482 entries);
1483 break;
1484 case 5:
1485 disp_ret = init_samr_dispinfo_5(p->mem_ctx, &disp_info->info5,
1486 num_account, r->in.start_idx,
1487 entries);
1488 break;
1489 default:
1490 smb_panic("info class changed");
1491 break;
1492 }
1493
1494 if (!NT_STATUS_IS_OK(disp_ret))
1495 return disp_ret;
1496
1497 if (max_entries <= num_account) {
1498 status = STATUS_MORE_ENTRIES;
1499 } else {
1500 status = NT_STATUS_OK;
1501 }
1502
1503 /* Ensure we cache this enumeration. */
1504 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1505
1506 DEBUG(5, ("_samr_QueryDisplayInfo: %d\n", __LINE__));
1507
1508 *r->out.total_size = num_account * struct_size;
1509 *r->out.returned_size = num_account ? temp_size : 0;
1510
1511 return status;
1512 }
1513
1514 /****************************************************************
1515 _samr_QueryDisplayInfo2
1516 ****************************************************************/
1517
1518 NTSTATUS _samr_QueryDisplayInfo2(struct pipes_struct *p,
1519 struct samr_QueryDisplayInfo2 *r)
1520 {
1521 struct samr_QueryDisplayInfo q;
1522
1523 q.in.domain_handle = r->in.domain_handle;
1524 q.in.level = r->in.level;
1525 q.in.start_idx = r->in.start_idx;
1526 q.in.max_entries = r->in.max_entries;
1527 q.in.buf_size = r->in.buf_size;
1528
1529 q.out.total_size = r->out.total_size;
1530 q.out.returned_size = r->out.returned_size;
1531 q.out.info = r->out.info;
1532
1533 return _samr_QueryDisplayInfo(p, &q);
1534 }
1535
1536 /****************************************************************
1537 _samr_QueryDisplayInfo3
1538 ****************************************************************/
1539
1540 NTSTATUS _samr_QueryDisplayInfo3(struct pipes_struct *p,
1541 struct samr_QueryDisplayInfo3 *r)
1542 {
1543 struct samr_QueryDisplayInfo q;
1544
1545 q.in.domain_handle = r->in.domain_handle;
1546 q.in.level = r->in.level;
1547 q.in.start_idx = r->in.start_idx;
1548 q.in.max_entries = r->in.max_entries;
1549 q.in.buf_size = r->in.buf_size;
1550
1551 q.out.total_size = r->out.total_size;
1552 q.out.returned_size = r->out.returned_size;
1553 q.out.info = r->out.info;
1554
1555 return _samr_QueryDisplayInfo(p, &q);
1556 }
1557
1558 /*******************************************************************
1559 _samr_QueryAliasInfo
1560 ********************************************************************/
1561
1562 NTSTATUS _samr_QueryAliasInfo(struct pipes_struct *p,
1563 struct samr_QueryAliasInfo *r)
1564 {
1565 struct samr_alias_info *ainfo;
1566 struct acct_info *info;
1567 NTSTATUS status;
1568 union samr_AliasInfo *alias_info = NULL;
1569 const char *alias_name = NULL;
1570 const char *alias_description = NULL;
1571
1572 DEBUG(5,("_samr_QueryAliasInfo: %d\n", __LINE__));
1573
1574 ainfo = policy_handle_find(p, r->in.alias_handle,
1575 SAMR_ALIAS_ACCESS_LOOKUP_INFO, NULL,
1576 struct samr_alias_info, &status);
1577 if (!NT_STATUS_IS_OK(status)) {
1578 return status;
1579 }
1580
1581 alias_info = talloc_zero(p->mem_ctx, union samr_AliasInfo);
1582 if (!alias_info) {
1583 return NT_STATUS_NO_MEMORY;
1584 }
1585
1586 info = talloc_zero(p->mem_ctx, struct acct_info);
1587 if (!info) {
1588 return NT_STATUS_NO_MEMORY;
1589 }
1590
1591 become_root();
1592 status = pdb_get_aliasinfo(&ainfo->sid, info);
1593 unbecome_root();
1594
1595 if (!NT_STATUS_IS_OK(status)) {
1596 TALLOC_FREE(info);
1597 return status;
1598 }
1599
1600 alias_name = talloc_steal(r, info->acct_name);
1601 alias_description = talloc_steal(r, info->acct_desc);
1602 TALLOC_FREE(info);
1603
1604 switch (r->in.level) {
1605 case ALIASINFOALL:
1606 alias_info->all.name.string = alias_name;
1607 alias_info->all.num_members = 1; /* ??? */
1608 alias_info->all.description.string = alias_description;
1609 break;
1610 case ALIASINFONAME:
1611 alias_info->name.string = alias_name;
1612 break;
1613 case ALIASINFODESCRIPTION:
1614 alias_info->description.string = alias_description;
1615 break;
1616 default:
1617 return NT_STATUS_INVALID_INFO_CLASS;
1618 }
1619
1620 *r->out.info = alias_info;
1621
1622 DEBUG(5,("_samr_QueryAliasInfo: %d\n", __LINE__));
1623
1624 return NT_STATUS_OK;
1625 }
1626
1627 /*******************************************************************
1628 _samr_LookupNames
1629 ********************************************************************/
1630
1631 NTSTATUS _samr_LookupNames(struct pipes_struct *p,
1632 struct samr_LookupNames *r)
1633 {
1634 struct samr_domain_info *dinfo;
1635 NTSTATUS status;
1636 uint32 *rid;
1637 enum lsa_SidType *type;
1638 int i;
1639 int num_rids = r->in.num_names;
1640 struct samr_Ids rids, types;
1641 uint32_t num_mapped = 0;
1642
1643 DEBUG(5,("_samr_LookupNames: %d\n", __LINE__));
1644
1645 dinfo = policy_handle_find(p, r->in.domain_handle,
1646 0 /* Don't know the acc_bits yet */, NULL,
1647 struct samr_domain_info, &status);
1648 if (!NT_STATUS_IS_OK(status)) {
1649 return status;
1650 }
1651
1652 if (num_rids > MAX_SAM_ENTRIES) {
1653 num_rids = MAX_SAM_ENTRIES;
1654 DEBUG(5,("_samr_LookupNames: truncating entries to %d\n", num_rids));
1655 }
1656
1657 rid = talloc_array(p->mem_ctx, uint32, num_rids);
1658 NT_STATUS_HAVE_NO_MEMORY(rid);
1659
1660 type = talloc_array(p->mem_ctx, enum lsa_SidType, num_rids);
1661 NT_STATUS_HAVE_NO_MEMORY(type);
1662
1663 DEBUG(5,("_samr_LookupNames: looking name on SID %s\n",
1664 sid_string_dbg(&dinfo->sid)));
1665
1666 for (i = 0; i < num_rids; i++) {
1667
1668 status = NT_STATUS_NONE_MAPPED;
1669 type[i] = SID_NAME_UNKNOWN;
1670
1671 rid[i] = 0xffffffff;
1672
1673 if (sid_check_is_builtin(&dinfo->sid)) {
1674 if (lookup_builtin_name(r->in.names[i].string,
1675 &rid[i]))
1676 {
1677 type[i] = SID_NAME_ALIAS;
1678 }
1679 } else {
1680 lookup_global_sam_name(r->in.names[i].string, 0,
1681 &rid[i], &type[i]);
1682 }
1683
1684 if (type[i] != SID_NAME_UNKNOWN) {
1685 num_mapped++;
1686 }
1687 }
1688
1689 if (num_mapped == num_rids) {
1690 status = NT_STATUS_OK;
1691 } else if (num_mapped == 0) {
1692 status = NT_STATUS_NONE_MAPPED;
1693 } else {
1694 status = STATUS_SOME_UNMAPPED;
1695 }
1696
1697 rids.count = num_rids;
1698 rids.ids = rid;
1699
1700 types.count = num_rids;
1701 types.ids = talloc_array(p->mem_ctx, uint32_t, num_rids);
1702 NT_STATUS_HAVE_NO_MEMORY(type);
1703 for (i = 0; i < num_rids; i++) {
1704 types.ids[i] = (type[i] & 0xffffffff);
1705 }
1706
1707 *r->out.rids = rids;
1708 *r->out.types = types;
1709
1710 DEBUG(5,("_samr_LookupNames: %d\n", __LINE__));
1711
1712 return status;
1713 }
1714
1715 /****************************************************************
1716 _samr_ChangePasswordUser.
1717
1718 So old it is just not worth implementing
1719 because it does not supply a plaintext and so we can't do password
1720 complexity checking and cannot update other services that use a
1721 plaintext password via passwd chat/pam password change/ldap password
1722 sync.
1723 ****************************************************************/
1724
1725 NTSTATUS _samr_ChangePasswordUser(struct pipes_struct *p,
1726 struct samr_ChangePasswordUser *r)
1727 {
1728 return NT_STATUS_NOT_IMPLEMENTED;
1729 }
1730
1731 /*******************************************************************
1732 _samr_ChangePasswordUser2
1733 ********************************************************************/
1734
1735 NTSTATUS _samr_ChangePasswordUser2(struct pipes_struct *p,
1736 struct samr_ChangePasswordUser2 *r)
1737 {
1738 NTSTATUS status;
1739 char *user_name = NULL;
1740 char *rhost;
1741 const char *wks = NULL;
1742
1743 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1744
1745 if (!r->in.account->string) {
1746 return NT_STATUS_INVALID_PARAMETER;
1747 }
1748 if (r->in.server && r->in.server->string) {
1749 wks = r->in.server->string;
1750 }
1751
1752 DEBUG(5,("_samr_ChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1753
1754 /*
1755 * Pass the user through the NT -> unix user mapping
1756 * function.
1757 */
1758
1759 (void)map_username(talloc_tos(), r->in.account->string, &user_name);
1760 if (!user_name) {
1761 return NT_STATUS_NO_MEMORY;
1762 }
1763
1764 rhost = tsocket_address_inet_addr_string(p->remote_address,
1765 talloc_tos());
1766 if (rhost == NULL) {
1767 return NT_STATUS_NO_MEMORY;
1768 }
1769
1770 /*
1771 * UNIX username case mangling not required, pass_oem_change
1772 * is case insensitive.
1773 */
1774
1775 status = pass_oem_change(user_name,
1776 rhost,
1777 r->in.lm_password->data,
1778 r->in.lm_verifier->hash,
1779 r->in.nt_password->data,
1780 r->in.nt_verifier->hash,
1781 NULL);
1782
1783 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1784
1785 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
1786 return NT_STATUS_WRONG_PASSWORD;
1787 }
1788
1789 return status;
1790 }
1791
1792 /****************************************************************
1793 _samr_OemChangePasswordUser2
1794 ****************************************************************/
1795
1796 NTSTATUS _samr_OemChangePasswordUser2(struct pipes_struct *p,
1797 struct samr_OemChangePasswordUser2 *r)
1798 {
1799 NTSTATUS status;
1800 char *user_name = NULL;
1801 const char *wks = NULL;
1802 char *rhost;
1803
1804 DEBUG(5,("_samr_OemChangePasswordUser2: %d\n", __LINE__));
1805
1806 if (!r->in.account->string) {
1807 return NT_STATUS_INVALID_PARAMETER;
1808 }
1809 if (r->in.server && r->in.server->string) {
1810 wks = r->in.server->string;
1811 }
1812
1813 DEBUG(5,("_samr_OemChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1814
1815 /*
1816 * Pass the user through the NT -> unix user mapping
1817 * function.
1818 */
1819
1820 (void)map_username(talloc_tos(), r->in.account->string, &user_name);
1821 if (!user_name) {
1822 return NT_STATUS_NO_MEMORY;
1823 }
1824
1825 /*
1826 * UNIX username case mangling not required, pass_oem_change
1827 * is case insensitive.
1828 */
1829
1830 if (!r->in.hash || !r->in.password) {
1831 return NT_STATUS_INVALID_PARAMETER;
1832 }
1833
1834 rhost = tsocket_address_inet_addr_string(p->remote_address,
1835 talloc_tos());
1836 if (rhost == NULL) {
1837 return NT_STATUS_NO_MEMORY;
1838 }
1839
1840 status = pass_oem_change(user_name,
1841 rhost,
1842 r->in.password->data,
1843 r->in.hash->hash,
1844 0,
1845 0,
1846 NULL);
1847
1848 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
1849 return NT_STATUS_WRONG_PASSWORD;
1850 }
1851
1852 DEBUG(5,("_samr_OemChangePasswordUser2: %d\n", __LINE__));
1853
1854 return status;
1855 }
1856
1857 /*******************************************************************
1858 _samr_ChangePasswordUser3
1859 ********************************************************************/
1860
1861 NTSTATUS _samr_ChangePasswordUser3(struct pipes_struct *p,
1862 struct samr_ChangePasswordUser3 *r)
1863 {
1864 NTSTATUS status;
1865 char *user_name = NULL;
1866 const char *wks = NULL;
1867 enum samPwdChangeReason reject_reason;
1868 struct samr_DomInfo1 *dominfo = NULL;
1869 struct userPwdChangeFailureInformation *reject = NULL;
1870 uint32_t tmp;
1871 char *rhost;
1872
1873 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
1874
1875 if (!r->in.account->string) {
1876 return NT_STATUS_INVALID_PARAMETER;
1877 }
1878 if (r->in.server && r->in.server->string) {
1879 wks = r->in.server->string;
1880 }
1881
1882 DEBUG(5,("_samr_ChangePasswordUser3: user: %s wks: %s\n", user_name, wks));
1883
1884 /*
1885 * Pass the user through the NT -> unix user mapping
1886 * function.
1887 */
1888
1889 (void)map_username(talloc_tos(), r->in.account->string, &user_name);
1890 if (!user_name) {
1891 return NT_STATUS_NO_MEMORY;
1892 }
1893
1894 rhost = tsocket_address_inet_addr_string(p->remote_address,
1895 talloc_tos());
1896 if (rhost == NULL) {
1897 return NT_STATUS_NO_MEMORY;
1898 }
1899
1900 /*
1901 * UNIX username case mangling not required, pass_oem_change
1902 * is case insensitive.
1903 */
1904
1905 status = pass_oem_change(user_name,
1906 rhost,
1907 r->in.lm_password->data,
1908 r->in.lm_verifier->hash,
1909 r->in.nt_password->data,
1910 r->in.nt_verifier->hash,
1911 &reject_reason);
1912 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
1913 return NT_STATUS_WRONG_PASSWORD;
1914 }
1915
1916 if (NT_STATUS_EQUAL(status, NT_STATUS_PASSWORD_RESTRICTION) ||
1917 NT_STATUS_EQUAL(status, NT_STATUS_ACCOUNT_RESTRICTION)) {
1918
1919 time_t u_expire, u_min_age;
1920 uint32 account_policy_temp;
1921
1922 dominfo = talloc_zero(p->mem_ctx, struct samr_DomInfo1);
1923 if (!dominfo) {
1924 return NT_STATUS_NO_MEMORY;
1925 }
1926
1927 reject = talloc_zero(p->mem_ctx,
1928 struct userPwdChangeFailureInformation);
1929 if (!reject) {
1930 return NT_STATUS_NO_MEMORY;
1931 }
1932
1933 become_root();
1934
1935 /* AS ROOT !!! */
1936
1937 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN, &tmp);
1938 dominfo->min_password_length = tmp;
1939
1940 pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &tmp);
1941 dominfo->password_history_length = tmp;
1942
1943 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
1944 &dominfo->password_properties);
1945
1946 pdb_get_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, &account_policy_temp);
1947 u_expire = account_policy_temp;
1948
1949 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, &account_policy_temp);
1950 u_min_age = account_policy_temp;
1951
1952 /* !AS ROOT */
1953
1954 unbecome_root();
1955
1956 unix_to_nt_time_abs((NTTIME *)&dominfo->max_password_age, u_expire);
1957 unix_to_nt_time_abs((NTTIME *)&dominfo->min_password_age, u_min_age);
1958
1959 if (lp_check_password_script(talloc_tos())
1960 && *lp_check_password_script(talloc_tos())) {
1961 dominfo->password_properties |= DOMAIN_PASSWORD_COMPLEX;
1962 }
1963
1964 reject->extendedFailureReason = reject_reason;
1965
1966 *r->out.dominfo = dominfo;
1967 *r->out.reject = reject;
1968 }
1969
1970 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
1971
1972 return status;
1973 }
1974
1975 /*******************************************************************
1976 makes a SAMR_R_LOOKUP_RIDS structure.
1977 ********************************************************************/
1978
1979 static bool make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names,
1980 const char **names,
1981 struct lsa_String **lsa_name_array_p)
1982 {
1983 struct lsa_String *lsa_name_array = NULL;
1984 uint32_t i;
1985
1986 *lsa_name_array_p = NULL;
1987
1988 if (num_names != 0) {
1989 lsa_name_array = talloc_zero_array(ctx, struct lsa_String, num_names);
1990 if (!lsa_name_array) {
1991 return false;
1992 }
1993 }
1994
1995 for (i = 0; i < num_names; i++) {
1996 DEBUG(10, ("names[%d]:%s\n", i, names[i] && *names[i] ? names[i] : ""));
1997 init_lsa_String(&lsa_name_array[i], names[i]);
1998 }
1999
2000 *lsa_name_array_p = lsa_name_array;
2001
2002 return true;
2003 }
2004
2005 /*******************************************************************
2006 _samr_LookupRids
2007 ********************************************************************/
2008
2009 NTSTATUS _samr_LookupRids(struct pipes_struct *p,
2010 struct samr_LookupRids *r)
2011 {
2012 struct samr_domain_info *dinfo;
2013 NTSTATUS status;
2014 const char **names;
2015 enum lsa_SidType *attrs = NULL;
2016 uint32 *wire_attrs = NULL;
2017 int num_rids = (int)r->in.num_rids;
2018 int i;
2019 struct lsa_Strings names_array;
2020 struct samr_Ids types_array;
2021 struct lsa_String *lsa_names = NULL;
2022
2023 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2024
2025 dinfo = policy_handle_find(p, r->in.domain_handle,
2026 0 /* Don't know the acc_bits yet */, NULL,
2027 struct samr_domain_info, &status);
2028 if (!NT_STATUS_IS_OK(status)) {
2029 return status;
2030 }
2031
2032 if (num_rids > 1000) {
2033 DEBUG(0, ("Got asked for %d rids (more than 1000) -- according "
2034 "to samba4 idl this is not possible\n", num_rids));
2035 return NT_STATUS_UNSUCCESSFUL;
2036 }
2037
2038 if (num_rids) {
2039 names = talloc_zero_array(p->mem_ctx, const char *, num_rids);
2040 attrs = talloc_zero_array(p->mem_ctx, enum lsa_SidType, num_rids);
2041 wire_attrs = talloc_zero_array(p->mem_ctx, uint32, num_rids);
2042
2043 if ((names == NULL) || (attrs == NULL) || (wire_attrs==NULL))
2044 return NT_STATUS_NO_MEMORY;
2045 } else {
2046 names = NULL;
2047 attrs = NULL;
2048 wire_attrs = NULL;
2049 }
2050
2051 become_root(); /* lookup_sid can require root privs */
2052 status = pdb_lookup_rids(&dinfo->sid, num_rids, r->in.rids,
2053 names, attrs);
2054 unbecome_root();
2055
2056 if (NT_STATUS_EQUAL(status, NT_STATUS_NONE_MAPPED) && (num_rids == 0)) {
2057 status = NT_STATUS_OK;
2058 }
2059
2060 if (!make_samr_lookup_rids(p->mem_ctx, num_rids, names,
2061 &lsa_names)) {
2062 return NT_STATUS_NO_MEMORY;
2063 }
2064
2065 /* Convert from enum lsa_SidType to uint32 for wire format. */
2066 for (i = 0; i < num_rids; i++) {
2067 wire_attrs[i] = (uint32)attrs[i];
2068 }
2069
2070 names_array.count = num_rids;
2071 names_array.names = lsa_names;
2072
2073 types_array.count = num_rids;
2074 types_array.ids = wire_attrs;
2075
2076 *r->out.names = names_array;
2077 *r->out.types = types_array;
2078
2079 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2080
2081 return status;
2082 }
2083
2084 /*******************************************************************
2085 _samr_OpenUser
2086 ********************************************************************/
2087
2088 NTSTATUS _samr_OpenUser(struct pipes_struct *p,
2089 struct samr_OpenUser *r)
2090 {
2091 struct samu *sampass=NULL;
2092 struct dom_sid sid;
2093 struct samr_domain_info *dinfo;
2094 struct samr_user_info *uinfo;
2095 struct security_descriptor *psd = NULL;
2096 uint32 acc_granted;
2097 uint32 des_access = r->in.access_mask;
2098 uint32_t extra_access = 0;
2099 size_t sd_size;
2100 bool ret;
2101 NTSTATUS nt_status;
2102
2103 /* These two privileges, if != SEC_PRIV_INVALID, indicate
2104 * privileges that the user must have to complete this
2105 * operation in defience of the fixed ACL */
2106 enum sec_privilege needed_priv_1, needed_priv_2;
2107 NTSTATUS status;
2108
2109 dinfo = policy_handle_find(p, r->in.domain_handle,
2110 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
2111 struct samr_domain_info, &status);
2112 if (!NT_STATUS_IS_OK(status)) {
2113 return status;
2114 }
2115
2116 if ( !(sampass = samu_new( p->mem_ctx )) ) {
2117 return NT_STATUS_NO_MEMORY;
2118 }
2119
2120 /* append the user's RID to it */
2121
2122 if (!sid_compose(&sid, &dinfo->sid, r->in.rid))
2123 return NT_STATUS_NO_SUCH_USER;
2124
2125 /* check if access can be granted as requested by client. */
2126 map_max_allowed_access(p->session_info->security_token,
2127 p->session_info->unix_token,
2128 &des_access);
2129
2130 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping, &sid, SAMR_USR_RIGHTS_WRITE_PW);
2131 se_map_generic(&des_access, &usr_generic_mapping);
2132
2133 /*
2134 * Get the sampass first as we need to check privileges
2135 * based on what kind of user object this is.
2136 * But don't reveal info too early if it didn't exist.
2137 */
2138
2139 become_root();
2140 ret=pdb_getsampwsid(sampass, &sid);
2141 unbecome_root();
2142
2143 needed_priv_1 = SEC_PRIV_INVALID;
2144 needed_priv_2 = SEC_PRIV_INVALID;
2145 /*
2146 * We do the override access checks on *open*, not at
2147 * SetUserInfo time.
2148 */
2149 if (ret) {
2150 uint32_t acb_info = pdb_get_acct_ctrl(sampass);
2151
2152 if (acb_info & ACB_WSTRUST) {
2153 /*
2154 * SeMachineAccount is needed to add
2155 * GENERIC_RIGHTS_USER_WRITE to a machine
2156 * account.
2157 */
2158 needed_priv_1 = SEC_PRIV_MACHINE_ACCOUNT;
2159 }
2160 if (acb_info & ACB_NORMAL) {
2161 /*
2162 * SeAddUsers is needed to add
2163 * GENERIC_RIGHTS_USER_WRITE to a normal
2164 * account.
2165 */
2166 needed_priv_1 = SEC_PRIV_ADD_USERS;
2167 }
2168 /*
2169 * Cheat - we have not set a specific privilege for
2170 * server (BDC) or domain trust account, so allow
2171 * GENERIC_RIGHTS_USER_WRITE if pipe user is in
2172 * DOMAIN_RID_ADMINS.
2173 */
2174 if (acb_info & (ACB_SVRTRUST|ACB_DOMTRUST)) {
2175 if (lp_enable_privileges() && nt_token_check_domain_rid(p->session_info->security_token,
2176 DOMAIN_RID_ADMINS)) {
2177 des_access &= ~GENERIC_RIGHTS_USER_WRITE;
2178 extra_access = GENERIC_RIGHTS_USER_WRITE;
2179 DEBUG(4,("_samr_OpenUser: Allowing "
2180 "GENERIC_RIGHTS_USER_WRITE for "
2181 "rid admins\n"));
2182 }
2183 }
2184 }
2185
2186 TALLOC_FREE(sampass);
2187
2188 nt_status = access_check_object(psd, p->session_info->security_token,
2189 needed_priv_1, needed_priv_2,
2190 GENERIC_RIGHTS_USER_WRITE, des_access,
2191 &acc_granted, "_samr_OpenUser");
2192
2193 if ( !NT_STATUS_IS_OK(nt_status) )
2194 return nt_status;
2195
2196 /* check that the SID exists in our domain. */
2197 if (ret == False) {
2198 return NT_STATUS_NO_SUCH_USER;
2199 }
2200
2201 /* If we did the rid admins hack above, allow access. */
2202 acc_granted |= extra_access;
2203
2204 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
2205 struct samr_user_info, &nt_status);
2206 if (!NT_STATUS_IS_OK(nt_status)) {
2207 return nt_status;
2208 }
2209 uinfo->sid = sid;
2210
2211 return NT_STATUS_OK;
2212 }
2213
2214 /*************************************************************************
2215 *************************************************************************/
2216
2217 static NTSTATUS init_samr_parameters_string(TALLOC_CTX *mem_ctx,
2218 DATA_BLOB *blob,
2219 struct lsa_BinaryString **_r)
2220 {
2221 struct lsa_BinaryString *r;
2222
2223 if (!blob || !_r) {
2224 return NT_STATUS_INVALID_PARAMETER;
2225 }
2226
2227 r = talloc_zero(mem_ctx, struct lsa_BinaryString);
2228 if (!r) {
2229 return NT_STATUS_NO_MEMORY;
2230 }
2231
2232 r->array = talloc_zero_array(mem_ctx, uint16_t, blob->length/2);
2233 if (!r->array) {
2234 return NT_STATUS_NO_MEMORY;
2235 }
2236 memcpy(r->array, blob->data, blob->length);
2237 r->size = blob->length;
2238 r->length = blob->length;
2239
2240 if (!r->array) {
2241 return NT_STATUS_NO_MEMORY;
2242 }
2243
2244 *_r = r;
2245
2246 return NT_STATUS_OK;
2247 }
2248
2249 /*************************************************************************
2250 *************************************************************************/
2251
2252 static struct samr_LogonHours get_logon_hours_from_pdb(TALLOC_CTX *mem_ctx,
2253 struct samu *pw)
2254 {
2255 struct samr_LogonHours hours;
2256 const int units_per_week = 168;
2257
2258 ZERO_STRUCT(hours);
2259 hours.bits = talloc_array(mem_ctx, uint8_t, units_per_week);
2260 if (!hours.bits) {
2261 return hours;
2262 }
2263
2264 hours.units_per_week = units_per_week;
2265 memset(hours.bits, 0xFF, units_per_week);
2266
2267 if (pdb_get_hours(pw)) {
2268 memcpy(hours.bits, pdb_get_hours(pw),
2269 MIN(pdb_get_hours_len(pw), units_per_week));
2270 }
2271
2272 return hours;
2273 }
2274
2275 /*************************************************************************
2276 get_user_info_1.
2277 *************************************************************************/
2278
2279 static NTSTATUS get_user_info_1(TALLOC_CTX *mem_ctx,
2280 struct samr_UserInfo1 *r,
2281 struct samu *pw,
2282 struct dom_sid *domain_sid)
2283 {
2284 const struct dom_sid *sid_group;
2285 uint32_t primary_gid;
2286
2287 become_root();
2288 sid_group = pdb_get_group_sid(pw);
2289 unbecome_root();
2290
2291 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2292 DEBUG(0, ("get_user_info_1: User %s has Primary Group SID %s, \n"
2293 "which conflicts with the domain sid %s. Failing operation.\n",
2294 pdb_get_username(pw), sid_string_dbg(sid_group),
2295 sid_string_dbg(domain_sid)));
2296 return NT_STATUS_UNSUCCESSFUL;
2297 }
2298
2299 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2300 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2301 r->primary_gid = primary_gid;
2302 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2303 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2304
2305 return NT_STATUS_OK;
2306 }
2307
2308 /*************************************************************************
2309 get_user_info_2.
2310 *************************************************************************/
2311
2312 static NTSTATUS get_user_info_2(TALLOC_CTX *mem_ctx,
2313 struct samr_UserInfo2 *r,
2314 struct samu *pw)
2315 {
2316 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2317 r->reserved.string = NULL;
2318 r->country_code = pdb_get_country_code(pw);
2319 r->code_page = pdb_get_code_page(pw);
2320
2321 return NT_STATUS_OK;
2322 }
2323
2324 /*************************************************************************
2325 get_user_info_3.
2326 *************************************************************************/
2327
2328 static NTSTATUS get_user_info_3(TALLOC_CTX *mem_ctx,
2329 struct samr_UserInfo3 *r,
2330 struct samu *pw,
2331 struct dom_sid *domain_sid)
2332 {
2333 const struct dom_sid *sid_user, *sid_group;
2334 uint32_t rid, primary_gid;
2335
2336 sid_user = pdb_get_user_sid(pw);
2337
2338 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2339 DEBUG(0, ("get_user_info_3: User %s has SID %s, \nwhich conflicts with "
2340 "the domain sid %s. Failing operation.\n",
2341 pdb_get_username(pw), sid_string_dbg(sid_user),
2342 sid_string_dbg(domain_sid)));
2343 return NT_STATUS_UNSUCCESSFUL;
2344 }
2345
2346 become_root();
2347 sid_group = pdb_get_group_sid(pw);
2348 unbecome_root();
2349
2350 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2351 DEBUG(0, ("get_user_info_3: User %s has Primary Group SID %s, \n"
2352 "which conflicts with the domain sid %s. Failing operation.\n",
2353 pdb_get_username(pw), sid_string_dbg(sid_group),
2354 sid_string_dbg(domain_sid)));
2355 return NT_STATUS_UNSUCCESSFUL;
2356 }
2357
2358 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2359 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2360 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2361 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2362 unix_to_nt_time(&r->force_password_change, pdb_get_pass_must_change_time(pw));
2363
2364 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2365 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2366 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2367 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2368 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2369 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2370 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2371
2372 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2373 r->rid = rid;
2374 r->primary_gid = primary_gid;
2375 r->acct_flags = pdb_get_acct_ctrl(pw);
2376 r->bad_password_count = pdb_get_bad_password_count(pw);
2377 r->logon_count = pdb_get_logon_count(pw);
2378
2379 return NT_STATUS_OK;
2380 }
2381
2382 /*************************************************************************
2383 get_user_info_4.
2384 *************************************************************************/
2385
2386 static NTSTATUS get_user_info_4(TALLOC_CTX *mem_ctx,
2387 struct samr_UserInfo4 *r,
2388 struct samu *pw)
2389 {
2390 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2391
2392 return NT_STATUS_OK;
2393 }
2394
2395 /*************************************************************************
2396 get_user_info_5.
2397 *************************************************************************/
2398
2399 static NTSTATUS get_user_info_5(TALLOC_CTX *mem_ctx,
2400 struct samr_UserInfo5 *r,
2401 struct samu *pw,
2402 struct dom_sid *domain_sid)
2403 {
2404 const struct dom_sid *sid_user, *sid_group;
2405 uint32_t rid, primary_gid;
2406
2407 sid_user = pdb_get_user_sid(pw);
2408
2409 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2410 DEBUG(0, ("get_user_info_5: User %s has SID %s, \nwhich conflicts with "
2411 "the domain sid %s. Failing operation.\n",
2412 pdb_get_username(pw), sid_string_dbg(sid_user),
2413 sid_string_dbg(domain_sid)));
2414 return NT_STATUS_UNSUCCESSFUL;
2415 }
2416
2417 become_root();
2418 sid_group = pdb_get_group_sid(pw);
2419 unbecome_root();
2420
2421 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2422 DEBUG(0, ("get_user_info_5: User %s has Primary Group SID %s, \n"
2423 "which conflicts with the domain sid %s. Failing operation.\n",
2424 pdb_get_username(pw), sid_string_dbg(sid_group),
2425 sid_string_dbg(domain_sid)));
2426 return NT_STATUS_UNSUCCESSFUL;
2427 }
2428
2429 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2430 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2431 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2432 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2433
2434 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2435 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2436 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2437 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2438 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2439 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2440 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2441 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2442
2443 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2444 r->rid = rid;
2445 r->primary_gid = primary_gid;
2446 r->acct_flags = pdb_get_acct_ctrl(pw);
2447 r->bad_password_count = pdb_get_bad_password_count(pw);
2448 r->logon_count = pdb_get_logon_count(pw);
2449
2450 return NT_STATUS_OK;
2451 }
2452
2453 /*************************************************************************
2454 get_user_info_6.
2455 *************************************************************************/
2456
2457 static NTSTATUS get_user_info_6(TALLOC_CTX *mem_ctx,
2458 struct samr_UserInfo6 *r,
2459 struct samu *pw)
2460 {
2461 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2462 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2463
2464 return NT_STATUS_OK;
2465 }
2466
2467 /*************************************************************************
2468 get_user_info_7. Safe. Only gives out account_name.
2469 *************************************************************************/
2470
2471 static NTSTATUS get_user_info_7(TALLOC_CTX *mem_ctx,
2472 struct samr_UserInfo7 *r,
2473 struct samu *smbpass)
2474 {
2475 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(smbpass));
2476 if (!r->account_name.string) {
2477 return NT_STATUS_NO_MEMORY;
2478 }
2479
2480 return NT_STATUS_OK;
2481 }
2482
2483 /*************************************************************************
2484 get_user_info_8.
2485 *************************************************************************/
2486
2487 static NTSTATUS get_user_info_8(TALLOC_CTX *mem_ctx,
2488 struct samr_UserInfo8 *r,
2489 struct samu *pw)
2490 {
2491 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2492
2493 return NT_STATUS_OK;
2494 }
2495
2496 /*************************************************************************
2497 get_user_info_9. Only gives out primary group SID.
2498 *************************************************************************/
2499
2500 static NTSTATUS get_user_info_9(TALLOC_CTX *mem_ctx,
2501 struct samr_UserInfo9 *r,
2502 struct samu *smbpass)
2503 {
2504 r->primary_gid = pdb_get_group_rid(smbpass);
2505
2506 return NT_STATUS_OK;
2507 }
2508
2509 /*************************************************************************
2510 get_user_info_10.
2511 *************************************************************************/
2512
2513 static NTSTATUS get_user_info_10(TALLOC_CTX *mem_ctx,
2514 struct samr_UserInfo10 *r,
2515 struct samu *pw)
2516 {
2517 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2518 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2519
2520 return NT_STATUS_OK;
2521 }
2522
2523 /*************************************************************************
2524 get_user_info_11.
2525 *************************************************************************/
2526
2527 static NTSTATUS get_user_info_11(TALLOC_CTX *mem_ctx,
2528 struct samr_UserInfo11 *r,
2529 struct samu *pw)
2530 {
2531 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2532
2533 return NT_STATUS_OK;
2534 }
2535
2536 /*************************************************************************
2537 get_user_info_12.
2538 *************************************************************************/
2539
2540 static NTSTATUS get_user_info_12(TALLOC_CTX *mem_ctx,
2541 struct samr_UserInfo12 *r,
2542 struct samu *pw)
2543 {
2544 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2545
2546 return NT_STATUS_OK;
2547 }
2548
2549 /*************************************************************************
2550 get_user_info_13.
2551 *************************************************************************/
2552
2553 static NTSTATUS get_user_info_13(TALLOC_CTX *mem_ctx,
2554 struct samr_UserInfo13 *r,
2555 struct samu *pw)
2556 {
2557 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2558
2559 return NT_STATUS_OK;
2560 }
2561
2562 /*************************************************************************
2563 get_user_info_14.
2564 *************************************************************************/
2565
2566 static NTSTATUS get_user_info_14(TALLOC_CTX *mem_ctx,
2567 struct samr_UserInfo14 *r,
2568 struct samu *pw)
2569 {
2570 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2571
2572 return NT_STATUS_OK;
2573 }
2574
2575 /*************************************************************************
2576 get_user_info_16. Safe. Only gives out acb bits.
2577 *************************************************************************/
2578
2579 static NTSTATUS get_user_info_16(TALLOC_CTX *mem_ctx,
2580 struct samr_UserInfo16 *r,
2581 struct samu *smbpass)
2582 {
2583 r->acct_flags = pdb_get_acct_ctrl(smbpass);
2584
2585 return NT_STATUS_OK;
2586 }
2587
2588 /*************************************************************************
2589 get_user_info_17.
2590 *************************************************************************/
2591
2592 static NTSTATUS get_user_info_17(TALLOC_CTX *mem_ctx,
2593 struct samr_UserInfo17 *r,
2594 struct samu *pw)
2595 {
2596 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2597
2598 return NT_STATUS_OK;
2599 }
2600
2601 /*************************************************************************
2602 get_user_info_18. OK - this is the killer as it gives out password info.
2603 Ensure that this is only allowed on an encrypted connection with a root
2604 user. JRA.
2605 *************************************************************************/
2606
2607 static NTSTATUS get_user_info_18(struct pipes_struct *p,
2608 TALLOC_CTX *mem_ctx,
2609 struct samr_UserInfo18 *r,
2610 struct dom_sid *user_sid)
2611 {
2612 struct samu *smbpass=NULL;
2613 bool ret;
2614 const uint8_t *nt_pass = NULL;
2615 const uint8_t *lm_pass = NULL;
2616
2617 ZERO_STRUCTP(r);
2618
2619 if (security_token_is_system(p->session_info->security_token)) {
2620 goto query;
2621 }
2622
2623 if ((p->auth.auth_type != DCERPC_AUTH_TYPE_NTLMSSP) ||
2624 (p->auth.auth_type != DCERPC_AUTH_TYPE_KRB5) ||
2625 (p->auth.auth_type != DCERPC_AUTH_TYPE_SPNEGO)) {
2626 return NT_STATUS_ACCESS_DENIED;
2627 }
2628
2629 if (p->auth.auth_level != DCERPC_AUTH_LEVEL_PRIVACY) {
2630 return NT_STATUS_ACCESS_DENIED;
2631 }
2632
2633 query:
2634 /*
2635 * Do *NOT* do become_root()/unbecome_root() here ! JRA.
2636 */
2637
2638 if ( !(smbpass = samu_new( mem_ctx )) ) {
2639 return NT_STATUS_NO_MEMORY;
2640 }
2641
2642 ret = pdb_getsampwsid(smbpass, user_sid);
2643
2644 if (ret == False) {
2645 DEBUG(4, ("User %s not found\n", sid_string_dbg(user_sid)));
2646 TALLOC_FREE(smbpass);
2647 return root_mode() ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED;
2648 }
2649
2650 DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) ));
2651
2652 if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) {
2653 TALLOC_FREE(smbpass);
2654 return NT_STATUS_ACCOUNT_DISABLED;
2655 }
2656
2657 lm_pass = pdb_get_lanman_passwd(smbpass);
2658 if (lm_pass != NULL) {
2659 memcpy(r->lm_pwd.hash, lm_pass, 16);
2660 r->lm_pwd_active = true;
2661 }
2662
2663 nt_pass = pdb_get_nt_passwd(smbpass);
2664 if (nt_pass != NULL) {
2665 memcpy(r->nt_pwd.hash, nt_pass, 16);
2666 r->nt_pwd_active = true;
2667 }
2668 r->password_expired = 0; /* FIXME */
2669
2670 TALLOC_FREE(smbpass);
2671
2672 return NT_STATUS_OK;
2673 }
2674
2675 /*************************************************************************
2676 get_user_info_20
2677 *************************************************************************/
2678
2679 static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx,
2680 struct samr_UserInfo20 *r,
2681 struct samu *sampass)
2682 {
2683 const char *munged_dial = NULL;
2684 DATA_BLOB blob;
2685 NTSTATUS status;
2686 struct lsa_BinaryString *parameters = NULL;
2687
2688 ZERO_STRUCTP(r);
2689
2690 munged_dial = pdb_get_munged_dial(sampass);
2691
2692 DEBUG(3,("User:[%s] has [%s] (length: %d)\n", pdb_get_username(sampass),
2693 munged_dial, (int)strlen(munged_dial)));
2694
2695 if (munged_dial) {
2696 blob = base64_decode_data_blob(munged_dial);
2697 } else {
2698 blob = data_blob_string_const_null("");
2699 }
2700
2701 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2702 data_blob_free(&blob);
2703 if (!NT_STATUS_IS_OK(status)) {
2704 return status;
2705 }
2706
2707 r->parameters = *parameters;
2708
2709 return NT_STATUS_OK;
2710 }
2711
2712
2713 /*************************************************************************
2714 get_user_info_21
2715 *************************************************************************/
2716
2717 static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx,
2718 struct samr_UserInfo21 *r,
2719 struct samu *pw,
2720 struct dom_sid *domain_sid,
2721 uint32_t acc_granted)
2722 {
2723 NTSTATUS status;
2724 const struct dom_sid *sid_user, *sid_group;
2725 uint32_t rid, primary_gid;
2726 NTTIME force_password_change;
2727 time_t must_change_time;
2728 struct lsa_BinaryString *parameters = NULL;
2729 const char *munged_dial = NULL;
2730 DATA_BLOB blob;
2731
2732 ZERO_STRUCTP(r);
2733
2734 sid_user = pdb_get_user_sid(pw);
2735
2736 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2737 DEBUG(0, ("get_user_info_21: User %s has SID %s, \nwhich conflicts with "
2738 "the domain sid %s. Failing operation.\n",
2739 pdb_get_username(pw), sid_string_dbg(sid_user),
2740 sid_string_dbg(domain_sid)));
2741 return NT_STATUS_UNSUCCESSFUL;
2742 }
2743
2744 become_root();
2745 sid_group = pdb_get_group_sid(pw);
2746 unbecome_root();
2747
2748 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2749 DEBUG(0, ("get_user_info_21: User %s has Primary Group SID %s, \n"
2750 "which conflicts with the domain sid %s. Failing operation.\n",
2751 pdb_get_username(pw), sid_string_dbg(sid_group),
2752 sid_string_dbg(domain_sid)));
2753 return NT_STATUS_UNSUCCESSFUL;
2754 }
2755
2756 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2757 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2758 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2759 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2760 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2761
2762 must_change_time = pdb_get_pass_must_change_time(pw);
2763 if (pdb_is_password_change_time_max(must_change_time)) {
2764 unix_to_nt_time_abs(&force_password_change, must_change_time);
2765 } else {
2766 unix_to_nt_time(&force_password_change, must_change_time);
2767 }
2768
2769 munged_dial = pdb_get_munged_dial(pw);
2770 if (munged_dial) {
2771 blob = base64_decode_data_blob(munged_dial);
2772 } else {
2773 blob = data_blob_string_const_null("");
2774 }
2775
2776 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2777 data_blob_free(&blob);
2778 if (!NT_STATUS_IS_OK(status)) {
2779 return status;
2780 }
2781
2782 r->force_password_change = force_password_change;
2783
2784 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2785 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2786 r->home_directory.string = talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2787 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2788 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2789 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2790 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2791 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2792 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2793
2794 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2795 r->parameters = *parameters;
2796 r->rid = rid;
2797 r->primary_gid = primary_gid;
2798 r->acct_flags = pdb_get_acct_ctrl(pw);
2799 r->bad_password_count = pdb_get_bad_password_count(pw);
2800 r->logon_count = pdb_get_logon_count(pw);
2801 r->fields_present = pdb_build_fields_present(pw);
2802 r->password_expired = (pdb_get_pass_must_change_time(pw) == 0) ?
2803 PASS_MUST_CHANGE_AT_NEXT_LOGON : 0;
2804 r->country_code = pdb_get_country_code(pw);
2805 r->code_page = pdb_get_code_page(pw);
2806 r->lm_password_set = 0;
2807 r->nt_password_set = 0;
2808
2809 #if 0
2810
2811 /*
2812 Look at a user on a real NT4 PDC with usrmgr, press
2813 'ok'. Then you will see that fields_present is set to
2814 0x08f827fa. Look at the user immediately after that again,
2815 and you will see that 0x00fffff is returned. This solves
2816 the problem that you get access denied after having looked
2817 at the user.
2818 -- Volker
2819 */
2820
2821 #endif
2822
2823
2824 return NT_STATUS_OK;
2825 }
2826
2827 /*******************************************************************
2828 _samr_QueryUserInfo
2829 ********************************************************************/
2830
2831 NTSTATUS _samr_QueryUserInfo(struct pipes_struct *p,
2832 struct samr_QueryUserInfo *r)
2833 {
2834 NTSTATUS status;
2835 union samr_UserInfo *user_info = NULL;
2836 struct samr_user_info *uinfo;
2837 struct dom_sid domain_sid;
2838 uint32 rid;
2839 bool ret = false;
2840 struct samu *pwd = NULL;
2841 uint32_t acc_required, acc_granted;
2842
2843 switch (r->in.level) {
2844 case 1: /* UserGeneralInformation */
2845 /* USER_READ_GENERAL */
2846 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC;
2847 break;
2848 case 2: /* UserPreferencesInformation */
2849 /* USER_READ_PREFERENCES | USER_READ_GENERAL */
2850 acc_required = SAMR_USER_ACCESS_GET_LOCALE |
2851 SAMR_USER_ACCESS_GET_NAME_ETC;
2852 break;
2853 case 3: /* UserLogonInformation */
2854 /* USER_READ_GENERAL | USER_READ_PREFERENCES | USER_READ_LOGON | USER_READ_ACCOUNT */
2855 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC |
2856 SAMR_USER_ACCESS_GET_LOCALE |
2857 SAMR_USER_ACCESS_GET_LOGONINFO |
2858 SAMR_USER_ACCESS_GET_ATTRIBUTES;
2859 break;
2860 case 4: /* UserLogonHoursInformation */
2861 /* USER_READ_LOGON */
2862 acc_required = SAMR_USER_ACCESS_GET_LOGONINFO;
2863 break;
2864 case 5: /* UserAccountInformation */
2865 /* USER_READ_GENERAL | USER_READ_PREFERENCES | USER_READ_LOGON | USER_READ_ACCOUNT */
2866 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC |
2867 SAMR_USER_ACCESS_GET_LOCALE |
2868 SAMR_USER_ACCESS_GET_LOGONINFO |
2869 SAMR_USER_ACCESS_GET_ATTRIBUTES;
2870 break;
2871 case 6: /* UserNameInformation */
2872 case 7: /* UserAccountNameInformation */
2873 case 8: /* UserFullNameInformation */
2874 case 9: /* UserPrimaryGroupInformation */
2875 case 13: /* UserAdminCommentInformation */
2876 /* USER_READ_GENERAL */
2877 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC;
2878 break;
2879 case 10: /* UserHomeInformation */
2880 case 11: /* UserScriptInformation */
2881 case 12: /* UserProfileInformation */
2882 case 14: /* UserWorkStationsInformation */
2883 /* USER_READ_LOGON */
2884 acc_required = SAMR_USER_ACCESS_GET_LOGONINFO;
2885 break;
2886 case 16: /* UserControlInformation */
2887 case 17: /* UserExpiresInformation */
2888 case 20: /* UserParametersInformation */
2889 /* USER_READ_ACCOUNT */
2890 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
2891 break;
2892 case 21: /* UserAllInformation */
2893 /* FIXME! - gd */
2894 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
2895 break;
2896 case 18: /* UserInternal1Information */
2897 /* FIXME! - gd */
2898 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
2899 break;
2900 case 23: /* UserInternal4Information */
2901 case 24: /* UserInternal4InformationNew */
2902 case 25: /* UserInternal4InformationNew */
2903 case 26: /* UserInternal5InformationNew */
2904 default:
2905 return NT_STATUS_INVALID_INFO_CLASS;
2906 break;
2907 }
2908
2909 uinfo = policy_handle_find(p, r->in.user_handle,
2910 acc_required, &acc_granted,
2911 struct samr_user_info, &status);
2912 if (!NT_STATUS_IS_OK(status)) {
2913 return status;
2914 }
2915
2916 domain_sid = uinfo->sid;
2917
2918 sid_split_rid(&domain_sid, &rid);
2919
2920 if (!sid_check_is_in_our_sam(&uinfo->sid))
2921 return NT_STATUS_OBJECT_TYPE_MISMATCH;
2922
2923 DEBUG(5,("_samr_QueryUserInfo: sid:%s\n",
2924 sid_string_dbg(&uinfo->sid)));
2925
2926 user_info = talloc_zero(p->mem_ctx, union samr_UserInfo);
2927 if (!user_info) {
2928 return NT_STATUS_NO_MEMORY;
2929 }
2930
2931 DEBUG(5,("_samr_QueryUserInfo: user info level: %d\n", r->in.level));
2932
2933 if (!(pwd = samu_new(p->mem_ctx))) {
2934 return NT_STATUS_NO_MEMORY;
2935 }
2936
2937 become_root();
2938 ret = pdb_getsampwsid(pwd, &uinfo->sid);
2939 unbecome_root();
2940
2941 if (ret == false) {
2942 DEBUG(4,("User %s not found\n", sid_string_dbg(&uinfo->sid)));
2943 TALLOC_FREE(pwd);
2944 return NT_STATUS_NO_SUCH_USER;
2945 }
2946
2947 DEBUG(3,("User:[%s]\n", pdb_get_username(pwd)));
2948
2949 samr_clear_sam_passwd(pwd);
2950
2951 switch (r->in.level) {
2952 case 1:
2953 status = get_user_info_1(p->mem_ctx, &user_info->info1, pwd, &domain_sid);
2954 break;
2955 case 2:
2956 status = get_user_info_2(p->mem_ctx, &user_info->info2, pwd);
2957 break;
2958 case 3:
2959 status = get_user_info_3(p->mem_ctx, &user_info->info3, pwd, &domain_sid);
2960 break;
2961 case 4:
2962 status = get_user_info_4(p->mem_ctx, &user_info->info4, pwd);
2963 break;
2964 case 5:
2965 status = get_user_info_5(p->mem_ctx, &user_info->info5, pwd, &domain_sid);
2966 break;
2967 case 6:
2968 status = get_user_info_6(p->mem_ctx, &user_info->info6, pwd);
2969 break;
2970 case 7:
2971 status = get_user_info_7(p->mem_ctx, &user_info->info7, pwd);
2972 break;
2973 case 8:
2974 status = get_user_info_8(p->mem_ctx, &user_info->info8, pwd);
2975 break;
2976 case 9:
2977 status = get_user_info_9(p->mem_ctx, &user_info->info9, pwd);
2978 break;
2979 case 10:
2980 status = get_user_info_10(p->mem_ctx, &user_info->info10, pwd);
2981 break;
2982 case 11:
2983 status = get_user_info_11(p->mem_ctx, &user_info->info11, pwd);
2984 break;
2985 case 12:
2986 status = get_user_info_12(p->mem_ctx, &user_info->info12, pwd);
2987 break;
2988 case 13:
2989 status = get_user_info_13(p->mem_ctx, &user_info->info13, pwd);
2990 break;
2991 case 14:
2992 status = get_user_info_14(p->mem_ctx, &user_info->info14, pwd);
2993 break;
2994 case 16:
2995 status = get_user_info_16(p->mem_ctx, &user_info->info16, pwd);
2996 break;
2997 case 17:
2998 status = get_user_info_17(p->mem_ctx, &user_info->info17, pwd);
2999 break;
3000 case 18:
3001 /* level 18 is special */
3002 status = get_user_info_18(p, p->mem_ctx, &user_info->info18,
3003 &uinfo->sid);
3004 break;
3005 case 20:
3006 status = get_user_info_20(p->mem_ctx, &user_info->info20, pwd);
3007 break;
3008 case 21:
3009 status = get_user_info_21(p->mem_ctx, &user_info->info21, pwd, &domain_sid, acc_granted);
3010 break;
3011 default:
3012 status = NT_STATUS_INVALID_INFO_CLASS;
3013 break;
3014 }
3015
3016 if (!NT_STATUS_IS_OK(status)) {
3017 goto done;
3018 }
3019
3020 *r->out.info = user_info;
3021
3022 done:
3023 TALLOC_FREE(pwd);
3024
3025 DEBUG(5,("_samr_QueryUserInfo: %d\n", __LINE__));
3026
3027 return status;
3028 }
3029
3030 /****************************************************************
3031 ****************************************************************/
3032
3033 NTSTATUS _samr_QueryUserInfo2(struct pipes_struct *p,
3034 struct samr_QueryUserInfo2 *r)
3035 {
3036 struct samr_QueryUserInfo u;
3037
3038 u.in.user_handle = r->in.user_handle;
3039 u.in.level = r->in.level;
3040 u.out.info = r->out.info;
3041
3042 return _samr_QueryUserInfo(p, &u);
3043 }
3044
3045 /*******************************************************************
3046 _samr_GetGroupsForUser
3047 ********************************************************************/
3048
3049 NTSTATUS _samr_GetGroupsForUser(struct pipes_struct *p,
3050 struct samr_GetGroupsForUser *r)
3051 {
3052 struct samr_user_info *uinfo;
3053 struct samu *sam_pass=NULL;
3054 struct dom_sid *sids;
3055 struct samr_RidWithAttribute dom_gid;
3056 struct samr_RidWithAttribute *gids = NULL;
3057 uint32 primary_group_rid;
3058 uint32_t num_groups = 0;
3059 gid_t *unix_gids;
3060 uint32_t i, num_gids;
3061 bool ret;
3062 NTSTATUS result;
3063 bool success = False;
3064
3065 struct samr_RidWithAttributeArray *rids = NULL;
3066
3067 /*
3068 * from the SID in the request:
3069 * we should send back the list of DOMAIN GROUPS
3070 * the user is a member of
3071 *
3072 * and only the DOMAIN GROUPS
3073 * no ALIASES !!! neither aliases of the domain
3074 * nor aliases of the builtin SID
3075 *
3076 * JFM, 12/2/2001
3077 */
3078
3079 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
3080
3081 uinfo = policy_handle_find(p, r->in.user_handle,
3082 SAMR_USER_ACCESS_GET_GROUPS, NULL,
3083 struct samr_user_info, &result);
3084 if (!NT_STATUS_IS_OK(result)) {
3085 return result;
3086 }
3087
3088 rids = talloc_zero(p->mem_ctx, struct samr_RidWithAttributeArray);
3089 if (!rids) {
3090 return NT_STATUS_NO_MEMORY;
3091 }
3092
3093 if (!sid_check_is_in_our_sam(&uinfo->sid))
3094 return NT_STATUS_OBJECT_TYPE_MISMATCH;
3095
3096 if ( !(sam_pass = samu_new( p->mem_ctx )) ) {
3097 return NT_STATUS_NO_MEMORY;
3098 }
3099
3100 become_root();
3101 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
3102 unbecome_root();
3103
3104 if (!ret) {
3105 DEBUG(10, ("pdb_getsampwsid failed for %s\n",
3106 sid_string_dbg(&uinfo->sid)));
3107 return NT_STATUS_NO_SUCH_USER;
3108 }
3109
3110 sids = NULL;
3111
3112 /* make both calls inside the root block */
3113 become_root();
3114 result = pdb_enum_group_memberships(p->mem_ctx, sam_pass,
3115 &sids, &unix_gids, &num_groups);
3116 if ( NT_STATUS_IS_OK(result) ) {
3117 success = sid_peek_check_rid(get_global_sam_sid(),
3118 pdb_get_group_sid(sam_pass),
3119 &primary_group_rid);
3120 }
3121 unbecome_root();
3122
3123 if (!NT_STATUS_IS_OK(result)) {
3124 DEBUG(10, ("pdb_enum_group_memberships failed for %s\n",
3125 sid_string_dbg(&uinfo->sid)));
3126 return result;
3127 }
3128
3129 if ( !success ) {
3130 DEBUG(5, ("Group sid %s for user %s not in our domain\n",
3131 sid_string_dbg(pdb_get_group_sid(sam_pass)),
3132 pdb_get_username(sam_pass)));
3133 TALLOC_FREE(sam_pass);
3134 return NT_STATUS_INTERNAL_DB_CORRUPTION;
3135 }
3136
3137 gids = NULL;
3138 num_gids = 0;
3139
3140 dom_gid.attributes = (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT|
3141 SE_GROUP_ENABLED);
3142 dom_gid.rid = primary_group_rid;
3143 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
3144
3145 for (i=0; i<num_groups; i++) {
3146
3147 if (!sid_peek_check_rid(get_global_sam_sid(),
3148 &(sids[i]), &dom_gid.rid)) {
3149 DEBUG(10, ("Found sid %s not in our domain\n",
3150 sid_string_dbg(&sids[i])));
3151 continue;
3152 }
3153
3154 if (dom_gid.rid == primary_group_rid) {
3155 /* We added the primary group directly from the
3156 * sam_account. The other SIDs are unique from
3157 * enum_group_memberships */
3158 continue;
3159 }
3160
3161 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
3162 }
3163
3164 rids->count = num_gids;
3165 rids->rids = gids;
3166
3167 *r->out.rids = rids;
3168
3169 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
3170
3171 return result;
3172 }
3173
3174 /*******************************************************************
3175 ********************************************************************/
3176
3177 static uint32_t samr_get_server_role(void)
3178 {
3179 uint32_t role = ROLE_DOMAIN_PDC;
3180
3181 if (lp_server_role() == ROLE_DOMAIN_BDC) {
3182 role = ROLE_DOMAIN_BDC;
3183 }
3184
3185 return role;
3186 }
3187
3188 /*******************************************************************
3189 ********************************************************************/
3190
3191 static NTSTATUS query_dom_info_1(TALLOC_CTX *mem_ctx,
3192 struct samr_DomInfo1 *r)
3193 {
3194 uint32_t account_policy_temp;
3195 time_t u_expire, u_min_age;
3196
3197 become_root();
3198
3199 /* AS ROOT !!! */
3200
3201 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN, &account_policy_temp);
3202 r->min_password_length = account_policy_temp;
3203
3204 pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &account_policy_temp);
3205 r->password_history_length = account_policy_temp;
3206
3207 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
3208 &r->password_properties);
3209
3210 pdb_get_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, &account_policy_temp);
3211 u_expire = account_policy_temp;
3212
3213 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, &account_policy_temp);
3214 u_min_age = account_policy_temp;
3215
3216 /* !AS ROOT */
3217
3218 unbecome_root();
3219
3220 unix_to_nt_time_abs((NTTIME *)&r->max_password_age, u_expire);
3221 unix_to_nt_time_abs((NTTIME *)&r->min_password_age, u_min_age);
3222
3223 if (lp_check_password_script(talloc_tos()) && *lp_check_password_script(talloc_tos())) {
3224 r->password_properties |= DOMAIN_PASSWORD_COMPLEX;
3225 }
3226
3227 return NT_STATUS_OK;
3228 }
3229
3230 /*******************************************************************
3231 ********************************************************************/
3232
3233 static NTSTATUS query_dom_info_2(TALLOC_CTX *mem_ctx,
3234 struct samr_DomGeneralInformation *r,
3235 struct samr_domain_info *dinfo)
3236 {
3237 uint32_t u_logout;
3238 time_t seq_num;
3239
3240 become_root();
3241
3242 /* AS ROOT !!! */
3243
3244 r->num_users = count_sam_users(dinfo->disp_info, ACB_NORMAL);
3245 r->num_groups = count_sam_groups(dinfo->disp_info);
3246 r->num_aliases = count_sam_aliases(dinfo->disp_info);
3247
3248 pdb_get_account_policy(PDB_POLICY_TIME_TO_LOGOUT, &u_logout);
3249
3250 unix_to_nt_time_abs(&r->force_logoff_time, u_logout);
3251
3252 if (!pdb_get_seq_num(&seq_num)) {
3253 seq_num = time(NULL);
3254 }
3255
3256 /* !AS ROOT */
3257
3258 unbecome_root();
3259
3260 r->oem_information.string = lp_server_string(r);
3261 r->domain_name.string = lp_workgroup();
3262 r->primary.string = lp_netbios_name();
3263 r->sequence_num = seq_num;
3264 r->domain_server_state = DOMAIN_SERVER_ENABLED;
3265 r->role = (enum samr_Role) samr_get_server_role();
3266 r->unknown3 = 1;
3267
3268 return NT_STATUS_OK;
3269 }
3270
3271 /*******************************************************************
3272 ********************************************************************/
3273
3274 static NTSTATUS query_dom_info_3(TALLOC_CTX *mem_ctx,
3275 struct samr_DomInfo3 *r)
3276 {
3277 uint32_t u_logout;
3278
3279 become_root();
3280
3281 /* AS ROOT !!! */
3282
3283 {
3284 uint32_t ul;
3285 pdb_get_account_policy(PDB_POLICY_TIME_TO_LOGOUT, &ul);
3286 u_logout = (time_t)ul;
3287 }
3288
3289 /* !AS ROOT */
3290
3291 unbecome_root();
3292
3293 unix_to_nt_time_abs(&r->force_logoff_time, u_logout);
3294
3295 return NT_STATUS_OK;
3296 }
3297
3298 /*******************************************************************
3299 ********************************************************************/
3300
3301 static NTSTATUS query_dom_info_4(TALLOC_CTX *mem_ctx,
3302 struct samr_DomOEMInformation *r)
3303 {
3304 r->oem_information.string = lp_server_string(r);
3305
3306 return NT_STATUS_OK;
3307 }
3308
3309 /*******************************************************************
3310 ********************************************************************/
3311
3312 static NTSTATUS query_dom_info_5(TALLOC_CTX *mem_ctx,
3313 struct samr_DomInfo5 *r)
3314 {
3315 r->domain_name.string = get_global_sam_name();
3316
3317 return NT_STATUS_OK;
3318 }
3319
3320 /*******************************************************************
3321 ********************************************************************/
3322
3323 static NTSTATUS query_dom_info_6(TALLOC_CTX *mem_ctx,
3324 struct samr_DomInfo6 *r)
3325 {
3326 /* NT returns its own name when a PDC. win2k and later
3327 * only the name of the PDC if itself is a BDC (samba4
3328 * idl) */
3329 r->primary.string = lp_netbios_name();
3330
3331 return NT_STATUS_OK;
3332 }
3333
3334 /*******************************************************************
3335 ********************************************************************/
3336
3337 static NTSTATUS query_dom_info_7(TALLOC_CTX *mem_ctx,
3338 struct samr_DomInfo7 *r)
3339 {
3340 r->role = (enum samr_Role) samr_get_server_role();
3341
3342 return NT_STATUS_OK;
3343 }
3344
3345 /*******************************************************************
3346 ********************************************************************/
3347
3348 static NTSTATUS query_dom_info_8(TALLOC_CTX *mem_ctx,
3349 struct samr_DomInfo8 *r)
3350 {
3351 time_t seq_num;
3352
3353 become_root();
3354
3355 /* AS ROOT !!! */
3356
3357 if (!pdb_get_seq_num(&seq_num)) {
3358 seq_num = time(NULL);
3359 }
3360
3361 /* !AS ROOT */
3362
3363 unbecome_root();
3364
3365 r->sequence_num = seq_num;
3366 r->domain_create_time = 0;
3367
3368 return NT_STATUS_OK;
3369 }
3370
3371 /*******************************************************************
3372 ********************************************************************/
3373
3374 static NTSTATUS query_dom_info_9(TALLOC_CTX *mem_ctx,
3375 struct samr_DomInfo9 *r)
3376 {
3377 r->domain_server_state = DOMAIN_SERVER_ENABLED;
3378
3379 return NT_STATUS_OK;
3380 }
3381
3382 /*******************************************************************
3383 ********************************************************************/
3384
3385 static NTSTATUS query_dom_info_11(TALLOC_CTX *mem_ctx,
3386 struct samr_DomGeneralInformation2 *r,
3387 struct samr_domain_info *dinfo)
3388 {
3389 NTSTATUS status;
3390 uint32_t account_policy_temp;
3391 time_t u_lock_duration, u_reset_time;
3392
3393 status = query_dom_info_2(mem_ctx, &r->general, dinfo);
3394 if (!NT_STATUS_IS_OK(status)) {
3395 return status;
3396 }
3397
3398 /* AS ROOT !!! */
3399
3400 become_root();
3401
3402 pdb_get_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, &account_policy_temp);
3403 u_lock_duration = account_policy_temp;
3404 if (u_lock_duration != -1) {
3405 u_lock_duration *= 60;
3406 }
3407
3408 pdb_get_account_policy(PDB_POLICY_RESET_COUNT_TIME, &account_policy_temp);
3409 u_reset_time = account_policy_temp * 60;
3410
3411 pdb_get_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
3412 r->lockout_threshold = account_policy_temp;
3413
3414 /* !AS ROOT */
3415
3416 unbecome_root();
3417
3418 unix_to_nt_time_abs(&r->lockout_duration, u_lock_duration);
3419 unix_to_nt_time_abs(&r->lockout_window, u_reset_time);
3420
3421 return NT_STATUS_OK;
3422 }
3423
3424 /*******************************************************************
3425 ********************************************************************/
3426
3427 static NTSTATUS query_dom_info_12(TALLOC_CTX *mem_ctx,
3428 struct samr_DomInfo12 *r)
3429 {
3430 uint32_t account_policy_temp;
3431 time_t u_lock_duration, u_reset_time;
3432
3433 become_root();
3434
3435 /* AS ROOT !!! */
3436
3437 pdb_get_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, &account_policy_temp);
3438 u_lock_duration = account_policy_temp;
3439 if (u_lock_duration != -1) {
3440 u_lock_duration *= 60;
3441 }
3442
3443 pdb_get_account_policy(PDB_POLICY_RESET_COUNT_TIME, &account_policy_temp);
3444 u_reset_time = account_policy_temp * 60;
3445
3446 pdb_get_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
3447 r->lockout_threshold = account_policy_temp;
3448
3449 /* !AS ROOT */
3450
3451 unbecome_root();
3452
3453 unix_to_nt_time_abs(&r->lockout_duration, u_lock_duration);
3454 unix_to_nt_time_abs(&r->lockout_window, u_reset_time);
3455
3456 return NT_STATUS_OK;
3457 }
3458
3459 /*******************************************************************
3460 ********************************************************************/
3461
3462 static NTSTATUS query_dom_info_13(TALLOC_CTX *mem_ctx,
3463 struct samr_DomInfo13 *r)
3464 {
3465 time_t seq_num;
3466
3467 become_root();
3468
3469 /* AS ROOT !!! */
3470
3471 if (!pdb_get_seq_num(&seq_num)) {
3472 seq_num = time(NULL);
3473 }
3474
3475 /* !AS ROOT */
3476
3477 unbecome_root();
3478
3479 r->sequence_num = seq_num;
3480 r->domain_create_time = 0;
3481 r->modified_count_at_last_promotion = 0;
3482
3483 return NT_STATUS_OK;
3484 }
3485
3486 /*******************************************************************
3487 _samr_QueryDomainInfo
3488 ********************************************************************/
3489
3490 NTSTATUS _samr_QueryDomainInfo(struct pipes_struct *p,
3491 struct samr_QueryDomainInfo *r)
3492 {
3493 NTSTATUS status = NT_STATUS_OK;
3494 struct samr_domain_info *dinfo;
3495 union samr_DomainInfo *dom_info;
3496
3497 uint32_t acc_required;
3498
3499 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
3500
3501 switch (r->in.level) {
3502 case 1: /* DomainPasswordInformation */
3503 case 12: /* DomainLockoutInformation */
3504 /* DOMAIN_READ_PASSWORD_PARAMETERS */
3505 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1;
3506 break;
3507 case 11: /* DomainGeneralInformation2 */
3508 /* DOMAIN_READ_PASSWORD_PARAMETERS |
3509 * DOMAIN_READ_OTHER_PARAMETERS */
3510 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1 |
3511 SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2;
3512 break;
3513 case 2: /* DomainGeneralInformation */
3514 case 3: /* DomainLogoffInformation */
3515 case 4: /* DomainOemInformation */
3516 case 5: /* DomainReplicationInformation */
3517 case 6: /* DomainReplicationInformation */
3518 case 7: /* DomainServerRoleInformation */
3519 case 8: /* DomainModifiedInformation */
3520 case 9: /* DomainStateInformation */
3521 case 10: /* DomainUasInformation */
3522 case 13: /* DomainModifiedInformation2 */
3523 /* DOMAIN_READ_OTHER_PARAMETERS */
3524 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2;
3525 break;
3526 default:
3527 return NT_STATUS_INVALID_INFO_CLASS;
3528 }
3529
3530 dinfo = policy_handle_find(p, r->in.domain_handle,
3531 acc_required, NULL,
3532 struct samr_domain_info, &status);
3533 if (!NT_STATUS_IS_OK(status)) {
3534 return status;
3535 }
3536
3537 dom_info = talloc_zero(p->mem_ctx, union samr_DomainInfo);
3538 if (!dom_info) {
3539 return NT_STATUS_NO_MEMORY;
3540 }
3541
3542 switch (r->in.level) {
3543 case 1:
3544 status = query_dom_info_1(p->mem_ctx, &dom_info->info1);
3545 break;
3546 case 2:
3547 status = query_dom_info_2(p->mem_ctx, &dom_info->general, dinfo);
3548 break;
3549 case 3:
3550 status = query_dom_info_3(p->mem_ctx, &dom_info->info3);
3551 break;
3552 case 4:
3553 status = query_dom_info_4(p->mem_ctx, &dom_info->oem);
3554 break;
3555 case 5:
3556 status = query_dom_info_5(p->mem_ctx, &dom_info->info5);
3557 break;
3558 case 6:
3559 status = query_dom_info_6(p->mem_ctx, &dom_info->info6);
3560 break;
3561 case 7:
3562 status = query_dom_info_7(p->mem_ctx, &dom_info->info7);
3563 break;
3564 case 8:
3565 status = query_dom_info_8(p->mem_ctx, &dom_info->info8);
3566 break;
3567 case 9:
3568 status = query_dom_info_9(p->mem_ctx, &dom_info->info9);
3569 break;
3570 case 11:
3571 status = query_dom_info_11(p->mem_ctx, &dom_info->general2, dinfo);
3572 break;
3573 case 12:
3574 status = query_dom_info_12(p->mem_ctx, &dom_info->info12);
3575 break;
3576 case 13:
3577 status = query_dom_info_13(p->mem_ctx, &dom_info->info13);
3578 break;
3579 default:
3580 return NT_STATUS_INVALID_INFO_CLASS;
3581 }
3582
3583 if (!NT_STATUS_IS_OK(status)) {
3584 return status;
3585 }
3586
3587 *r->out.info = dom_info;
3588
3589 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
3590
3591 return status;
3592 }
3593
3594 /* W2k3 seems to use the same check for all 3 objects that can be created via
3595 * SAMR, if you try to create for example "Dialup" as an alias it says
3596 * "NT_STATUS_USER_EXISTS". This is racy, but we can't really lock the user
3597 * database. */
3598
3599 static NTSTATUS can_create(TALLOC_CTX *mem_ctx, const char *new_name)
3600 {
3601 enum lsa_SidType type;
3602 bool result;
3603
3604 DEBUG(10, ("Checking whether [%s] can be created\n", new_name));
3605
3606 become_root();
3607 /* Lookup in our local databases (LOOKUP_NAME_REMOTE not set)
3608 * whether the name already exists */
3609 result = lookup_name(mem_ctx, new_name, LOOKUP_NAME_LOCAL,
3610 NULL, NULL, NULL, &type);
3611 unbecome_root();
3612
3613 if (!result) {
3614 DEBUG(10, ("%s does not exist, can create it\n", new_name));
3615 return NT_STATUS_OK;
3616 }
3617
3618 DEBUG(5, ("trying to create %s, exists as %s\n",
3619 new_name, sid_type_lookup(type)));
3620
3621 if (type == SID_NAME_DOM_GRP) {
3622 return NT_STATUS_GROUP_EXISTS;
3623 }
3624 if (type == SID_NAME_ALIAS) {
3625 return NT_STATUS_ALIAS_EXISTS;
3626 }
3627
3628 /* Yes, the default is NT_STATUS_USER_EXISTS */
3629 return NT_STATUS_USER_EXISTS;
3630 }
3631
3632 /*******************************************************************
3633 _samr_CreateUser2
3634 ********************************************************************/
3635
3636 NTSTATUS _samr_CreateUser2(struct pipes_struct *p,
3637 struct samr_CreateUser2 *r)
3638 {
3639 const char *account = NULL;
3640 struct dom_sid sid;
3641 uint32_t acb_info = r->in.acct_flags;
3642 struct samr_domain_info *dinfo;
3643 struct samr_user_info *uinfo;
3644 NTSTATUS nt_status;
3645 uint32 acc_granted;
3646 struct security_descriptor *psd;
3647 size_t sd_size;
3648 /* check this, when giving away 'add computer to domain' privs */
3649 uint32 des_access = GENERIC_RIGHTS_USER_ALL_ACCESS;
3650 bool can_add_account = False;
3651
3652 /* Which privilege is needed to override the ACL? */
3653 enum sec_privilege needed_priv = SEC_PRIV_INVALID;
3654
3655 dinfo = policy_handle_find(p, r->in.domain_handle,
3656 SAMR_DOMAIN_ACCESS_CREATE_USER, NULL,
3657 struct samr_domain_info, &nt_status);
3658 if (!NT_STATUS_IS_OK(nt_status)) {
3659 return nt_status;
3660 }
3661
3662 if (sid_check_is_builtin(&dinfo->sid)) {
3663 DEBUG(5,("_samr_CreateUser2: Refusing user create in BUILTIN\n"));
3664 return NT_STATUS_ACCESS_DENIED;
3665 }
3666
3667 if (!(acb_info == ACB_NORMAL || acb_info == ACB_DOMTRUST ||
3668 acb_info == ACB_WSTRUST || acb_info == ACB_SVRTRUST)) {
3669 /* Match Win2k, and return NT_STATUS_INVALID_PARAMETER if
3670 this parameter is not an account type */
3671 return NT_STATUS_INVALID_PARAMETER;
3672 }
3673
3674 account = r->in.account_name->string;
3675 if (account == NULL) {
3676 return NT_STATUS_NO_MEMORY;
3677 }
3678
3679 nt_status = can_create(p->mem_ctx, account);
3680 if (!NT_STATUS_IS_OK(nt_status)) {
3681 return nt_status;
3682 }
3683
3684 /* determine which user right we need to check based on the acb_info */
3685
3686 if (root_mode()) {
3687 can_add_account = true;
3688 } else if (acb_info & ACB_WSTRUST) {
3689 needed_priv = SEC_PRIV_MACHINE_ACCOUNT;
3690 can_add_account = security_token_has_privilege(p->session_info->security_token, SEC_PRIV_MACHINE_ACCOUNT);
3691 } else if (acb_info & ACB_NORMAL &&
3692 (account[strlen(account)-1] != '$')) {
3693 /* usrmgr.exe (and net rpc trustdom grant) creates a normal user
3694 account for domain trusts and changes the ACB flags later */
3695 needed_priv = SEC_PRIV_ADD_USERS;
3696 can_add_account = security_token_has_privilege(p->session_info->security_token, SEC_PRIV_ADD_USERS);
3697 } else if (lp_enable_privileges()) {
3698 /* implicit assumption of a BDC or domain trust account here
3699 * (we already check the flags earlier) */
3700 /* only Domain Admins can add a BDC or domain trust */
3701 can_add_account = nt_token_check_domain_rid(
3702 p->session_info->security_token,
3703 DOMAIN_RID_ADMINS );
3704 }
3705
3706 DEBUG(5, ("_samr_CreateUser2: %s can add this account : %s\n",
3707 uidtoname(p->session_info->unix_token->uid),
3708 can_add_account ? "True":"False" ));
3709
3710 if (!can_add_account) {
3711 return NT_STATUS_ACCESS_DENIED;
3712 }
3713
3714 /********** BEGIN Admin BLOCK **********/
3715
3716 become_root();
3717 nt_status = pdb_create_user(p->mem_ctx, account, acb_info,
3718 r->out.rid);
3719 unbecome_root();
3720
3721 /********** END Admin BLOCK **********/
3722
3723 /* now check for failure */
3724
3725 if ( !NT_STATUS_IS_OK(nt_status) )
3726 return nt_status;
3727
3728 /* Get the user's SID */
3729
3730 sid_compose(&sid, get_global_sam_sid(), *r->out.rid);
3731
3732 map_max_allowed_access(p->session_info->security_token,
3733 p->session_info->unix_token,
3734 &des_access);
3735
3736 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping,
3737 &sid, SAMR_USR_RIGHTS_WRITE_PW);
3738 se_map_generic(&des_access, &usr_generic_mapping);
3739
3740 /*
3741 * JRA - TESTME. We just created this user so we
3742 * had rights to create them. Do we need to check
3743 * any further access on this object ? Can't we
3744 * just assume we have all the rights we need ?
3745 */
3746
3747 nt_status = access_check_object(psd, p->session_info->security_token,
3748 needed_priv, SEC_PRIV_INVALID,
3749 GENERIC_RIGHTS_USER_WRITE, des_access,
3750 &acc_granted, "_samr_CreateUser2");
3751
3752 if ( !NT_STATUS_IS_OK(nt_status) ) {
3753 return nt_status;
3754 }
3755
3756 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
3757 struct samr_user_info, &nt_status);
3758 if (!NT_STATUS_IS_OK(nt_status)) {
3759 return nt_status;
3760 }
3761 uinfo->sid = sid;
3762
3763 /* After a "set" ensure we have no cached display info. */
3764 force_flush_samr_cache(&sid);
3765
3766 *r->out.access_granted = acc_granted;
3767
3768 return NT_STATUS_OK;
3769 }
3770
3771 /****************************************************************
3772 ****************************************************************/
3773
3774 NTSTATUS _samr_CreateUser(struct pipes_struct *p,
3775 struct samr_CreateUser *r)
3776 {
3777 struct samr_CreateUser2 c;
3778 uint32_t access_granted;
3779
3780 c.in.domain_handle = r->in.domain_handle;
3781 c.in.account_name = r->in.account_name;
3782 c.in.acct_flags = ACB_NORMAL;
3783 c.in.access_mask = r->in.access_mask;
3784 c.out.user_handle = r->out.user_handle;
3785 c.out.access_granted = &access_granted;
3786 c.out.rid = r->out.rid;
3787
3788 return _samr_CreateUser2(p, &c);
3789 }
3790
3791 /*******************************************************************
3792 _samr_Connect
3793 ********************************************************************/
3794
3795 NTSTATUS _samr_Connect(struct pipes_struct *p,
3796 struct samr_Connect *r)
3797 {
3798 uint32_t acc_granted;
3799 struct policy_handle hnd;
3800 uint32 des_access = r->in.access_mask;
3801 NTSTATUS status;
3802
3803 /* Access check */
3804
3805 if (!pipe_access_check(p)) {
3806 DEBUG(3, ("access denied to _samr_Connect\n"));
3807 return NT_STATUS_ACCESS_DENIED;
3808 }
3809
3810 /* don't give away the farm but this is probably ok. The SAMR_ACCESS_ENUM_DOMAINS
3811 was observed from a win98 client trying to enumerate users (when configured
3812 user level access control on shares) --jerry */
3813
3814 map_max_allowed_access(p->session_info->security_token,
3815 p->session_info->unix_token,
3816 &des_access);
3817
3818 se_map_generic( &des_access, &sam_generic_mapping );
3819
3820 acc_granted = des_access & (SAMR_ACCESS_ENUM_DOMAINS
3821 |SAMR_ACCESS_LOOKUP_DOMAIN);
3822
3823 /* set up the SAMR connect_anon response */
3824
3825 (void)policy_handle_create(p, &hnd, acc_granted,
3826 struct samr_connect_info,
3827 &status);
3828 if (!NT_STATUS_IS_OK(status)) {
3829 return status;
3830 }
3831
3832 *r->out.connect_handle = hnd;
3833 return NT_STATUS_OK;
3834 }
3835
3836 /*******************************************************************
3837 _samr_Connect2
3838 ********************************************************************/
3839
3840 NTSTATUS _samr_Connect2(struct pipes_struct *p,
3841 struct samr_Connect2 *r)
3842 {
3843 struct policy_handle hnd;
3844 struct security_descriptor *psd = NULL;
3845 uint32 acc_granted;
3846 uint32 des_access = r->in.access_mask;
3847 NTSTATUS nt_status;
3848 size_t sd_size;
3849 const char *fn = "_samr_Connect2";
3850
3851 switch (p->opnum) {
3852 case NDR_SAMR_CONNECT2:
3853 fn = "_samr_Connect2";
3854 break;
3855 case NDR_SAMR_CONNECT3:
3856 fn = "_samr_Connect3";
3857 break;
3858 case NDR_SAMR_CONNECT4:
3859 fn = "_samr_Connect4";
3860 break;
3861 case NDR_SAMR_CONNECT5:
3862 fn = "_samr_Connect5";
3863 break;
3864 }
3865
3866 DEBUG(5,("%s: %d\n", fn, __LINE__));
3867
3868 /* Access check */
3869
3870 if (!pipe_access_check(p)) {
3871 DEBUG(3, ("access denied to %s\n", fn));
3872 return NT_STATUS_ACCESS_DENIED;
3873 }
3874
3875 map_max_allowed_access(p->session_info->security_token,
3876 p->session_info->unix_token,
3877 &des_access);
3878
3879 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
3880 se_map_generic(&des_access, &sam_generic_mapping);
3881
3882 nt_status = access_check_object(psd, p->session_info->security_token,
3883 SEC_PRIV_INVALID, SEC_PRIV_INVALID,
3884 0, des_access, &acc_granted, fn);
3885
3886 if ( !NT_STATUS_IS_OK(nt_status) )
3887 return nt_status;
3888
3889 (void)policy_handle_create(p, &hnd, acc_granted,
3890 struct samr_connect_info, &nt_status);
3891 if (!NT_STATUS_IS_OK(nt_status)) {
3892 return nt_status;
3893 }
3894
3895 DEBUG(5,("%s: %d\n", fn, __LINE__));
3896
3897 *r->out.connect_handle = hnd;
3898 return NT_STATUS_OK;
3899 }
3900
3901 /****************************************************************
3902 _samr_Connect3
3903 ****************************************************************/
3904
3905 NTSTATUS _samr_Connect3(struct pipes_struct *p,
3906 struct samr_Connect3 *r)
3907 {
3908 struct samr_Connect2 c;
3909
3910 c.in.system_name = r->in.system_name;
3911 c.in.access_mask = r->in.access_mask;
3912 c.out.connect_handle = r->out.connect_handle;
3913
3914 return _samr_Connect2(p, &c);
3915 }
3916
3917 /*******************************************************************
3918 _samr_Connect4
3919 ********************************************************************/
3920
3921 NTSTATUS _samr_Connect4(struct pipes_struct *p,
3922 struct samr_Connect4 *r)
3923 {
3924 struct samr_Connect2 c;
3925
3926 c.in.system_name = r->in.system_name;
3927 c.in.access_mask = r->in.access_mask;
3928 c.out.connect_handle = r->out.connect_handle;
3929
3930 return _samr_Connect2(p, &c);
3931 }
3932
3933 /*******************************************************************
3934 _samr_Connect5
3935 ********************************************************************/
3936
3937 NTSTATUS _samr_Connect5(struct pipes_struct *p,
3938 struct samr_Connect5 *r)
3939 {
3940 NTSTATUS status;
3941 struct samr_Connect2 c;
3942 struct samr_ConnectInfo1 info1;
3943
3944 info1.client_version = SAMR_CONNECT_AFTER_W2K;
3945 info1.unknown2 = 0;
3946
3947 c.in.system_name = r->in.system_name;
3948 c.in.access_mask = r->in.access_mask;
3949 c.out.connect_handle = r->out.connect_handle;
3950
3951 *r->out.level_out = 1;
3952
3953 status = _samr_Connect2(p, &c);
3954 if (!NT_STATUS_IS_OK(status)) {
3955 return status;
3956 }
3957
3958 r->out.info_out->info1 = info1;
3959
3960 return NT_STATUS_OK;
3961 }
3962
3963 /**********************************************************************
3964 _samr_LookupDomain
3965 **********************************************************************/
3966
3967 NTSTATUS _samr_LookupDomain(struct pipes_struct *p,
3968 struct samr_LookupDomain *r)
3969 {
3970 NTSTATUS status;
3971 const char *domain_name;
3972 struct dom_sid *sid = NULL;
3973
3974 /* win9x user manager likes to use SAMR_ACCESS_ENUM_DOMAINS here.
3975 Reverted that change so we will work with RAS servers again */
3976
3977 (void)policy_handle_find(p, r->in.connect_handle,
3978 SAMR_ACCESS_LOOKUP_DOMAIN, NULL,
3979 struct samr_connect_info,
3980 &status);
3981 if (!NT_STATUS_IS_OK(status)) {
3982 return status;
3983 }
3984
3985 domain_name = r->in.domain_name->string;
3986 if (!domain_name) {
3987 return NT_STATUS_INVALID_PARAMETER;
3988 }
3989
3990 sid = talloc_zero(p->mem_ctx, struct dom_sid2);
3991 if (!sid) {
3992 return NT_STATUS_NO_MEMORY;
3993 }
3994
3995 if (strequal(domain_name, builtin_domain_name())) {
3996 sid_copy(sid, &global_sid_Builtin);
3997 } else {
3998 if (!secrets_fetch_domain_sid(domain_name, sid)) {
3999 status = NT_STATUS_NO_SUCH_DOMAIN;
4000 }
4001 }
4002
4003 DEBUG(2,("Returning domain sid for domain %s -> %s\n", domain_name,
4004 sid_string_dbg(sid)));
4005
4006 *r->out.sid = sid;
4007
4008 return status;
4009 }
4010
4011 /**********************************************************************
4012 _samr_EnumDomains
4013 **********************************************************************/
4014
4015 NTSTATUS _samr_EnumDomains(struct pipes_struct *p,
4016 struct samr_EnumDomains *r)
4017 {
4018 NTSTATUS status;
4019 uint32_t num_entries = 2;
4020 struct samr_SamEntry *entry_array = NULL;
4021 struct samr_SamArray *sam;
4022
4023 (void)policy_handle_find(p, r->in.connect_handle,
4024 SAMR_ACCESS_ENUM_DOMAINS, NULL,
4025 struct samr_connect_info, &status);
4026 if (!NT_STATUS_IS_OK(status)) {
4027 return status;
4028 }
4029
4030 sam = talloc_zero(p->mem_ctx, struct samr_SamArray);
4031 if (!sam) {
4032 return NT_STATUS_NO_MEMORY;
4033 }
4034
4035 entry_array = talloc_zero_array(p->mem_ctx,
4036 struct samr_SamEntry,
4037 num_entries);
4038 if (!entry_array) {
4039 return NT_STATUS_NO_MEMORY;
4040 }
4041
4042 entry_array[0].idx = 0;
4043 init_lsa_String(&entry_array[0].name, get_global_sam_name());
4044
4045 entry_array[1].idx = 1;
4046 init_lsa_String(&entry_array[1].name, "Builtin");
4047
4048 sam->count = num_entries;
4049 sam->entries = entry_array;
4050
4051 *r->out.sam = sam;
4052 *r->out.num_entries = num_entries;
4053
4054 return status;
4055 }
4056
4057 /*******************************************************************
4058 _samr_OpenAlias
4059 ********************************************************************/
4060
4061 NTSTATUS _samr_OpenAlias(struct pipes_struct *p,
4062 struct samr_OpenAlias *r)
4063 {
4064 struct dom_sid sid;
4065 uint32 alias_rid = r->in.rid;
4066 struct samr_alias_info *ainfo;
4067 struct samr_domain_info *dinfo;
4068 struct security_descriptor *psd = NULL;
4069 uint32 acc_granted;
4070 uint32 des_access = r->in.access_mask;
4071 size_t sd_size;
4072 NTSTATUS status;
4073
4074 dinfo = policy_handle_find(p, r->in.domain_handle,
4075 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
4076 struct samr_domain_info, &status);
4077 if (!NT_STATUS_IS_OK(status)) {
4078 return status;
4079 }
4080
4081 /* append the alias' RID to it */
4082
4083 if (!sid_compose(&sid, &dinfo->sid, alias_rid))
4084 return NT_STATUS_NO_SUCH_ALIAS;
4085
4086 /*check if access can be granted as requested by client. */
4087
4088 map_max_allowed_access(p->session_info->security_token,
4089 p->session_info->unix_token,
4090 &des_access);
4091
4092 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &ali_generic_mapping, NULL, 0);
4093 se_map_generic(&des_access,&ali_generic_mapping);
4094
4095 status = access_check_object(psd, p->session_info->security_token,
4096 SEC_PRIV_ADD_USERS, SEC_PRIV_INVALID,
4097 GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
4098 des_access, &acc_granted, "_samr_OpenAlias");
4099
4100 if ( !NT_STATUS_IS_OK(status) )
4101 return status;
4102
4103 {
4104 /* Check we actually have the requested alias */
4105 enum lsa_SidType type;
4106 bool result;
4107 gid_t gid;
4108
4109 become_root();
4110 result = lookup_sid(NULL, &sid, NULL, NULL, &type);
4111 unbecome_root();
4112
4113 if (!result || (type != SID_NAME_ALIAS)) {
4114 return NT_STATUS_NO_SUCH_ALIAS;
4115 }
4116
4117 /* make sure there is a mapping */
4118
4119 if ( !sid_to_gid( &sid, &gid ) ) {
4120 return NT_STATUS_NO_SUCH_ALIAS;
4121 }
4122
4123 }
4124
4125 ainfo = policy_handle_create(p, r->out.alias_handle, acc_granted,
4126 struct samr_alias_info, &status);
4127 if (!NT_STATUS_IS_OK(status)) {
4128 return status;
4129 }
4130 ainfo->sid = sid;
4131
4132 return NT_STATUS_OK;
4133 }
4134
4135 /*******************************************************************
4136 set_user_info_2
4137 ********************************************************************/
4138
4139 static NTSTATUS set_user_info_2(TALLOC_CTX *mem_ctx,
4140 struct samr_UserInfo2 *id2,
4141 struct samu *pwd)
4142 {
4143 if (id2 == NULL) {
4144 DEBUG(5,("set_user_info_2: NULL id2\n"));
4145 return NT_STATUS_ACCESS_DENIED;
4146 }
4147
4148 copy_id2_to_sam_passwd(pwd, id2);
4149
4150 return pdb_update_sam_account(pwd);
4151 }
4152
4153 /*******************************************************************
4154 set_user_info_4
4155 ********************************************************************/
4156
4157 static NTSTATUS set_user_info_4(TALLOC_CTX *mem_ctx,
4158 struct samr_UserInfo4 *id4,
4159 struct samu *pwd)
4160 {
4161 if (id4 == NULL) {
4162 DEBUG(5,("set_user_info_2: NULL id4\n"));
4163 return NT_STATUS_ACCESS_DENIED;
4164 }
4165
4166 copy_id4_to_sam_passwd(pwd, id4);
4167
4168 return pdb_update_sam_account(pwd);
4169 }
4170
4171 /*******************************************************************
4172 set_user_info_6
4173 ********************************************************************/
4174
4175 static NTSTATUS set_user_info_6(TALLOC_CTX *mem_ctx,
4176 struct samr_UserInfo6 *id6,
4177 struct samu *pwd)
4178 {
4179 if (id6 == NULL) {
4180 DEBUG(5,("set_user_info_6: NULL id6\n"));
4181 return NT_STATUS_ACCESS_DENIED;
4182 }
4183
4184 copy_id6_to_sam_passwd(pwd, id6);
4185
4186 return pdb_update_sam_account(pwd);
4187 }
4188
4189 /*******************************************************************
4190 set_user_info_7
4191 ********************************************************************/
4192
4193 static NTSTATUS set_user_info_7(TALLOC_CTX *mem_ctx,
4194 struct samr_UserInfo7 *id7,
4195 struct samu *pwd)
4196 {
4197 NTSTATUS rc;
4198
4199 if (id7 == NULL) {
4200 DEBUG(5, ("set_user_info_7: NULL id7\n"));
4201 return NT_STATUS_ACCESS_DENIED;
4202 }
4203
4204 if (!id7->account_name.string) {
4205 DEBUG(5, ("set_user_info_7: failed to get new username\n"));
4206 return NT_STATUS_ACCESS_DENIED;
4207 }
4208
4209 /* check to see if the new username already exists. Note: we can't
4210 reliably lock all backends, so there is potentially the
4211 possibility that a user can be created in between this check and
4212 the rename. The rename should fail, but may not get the
4213 exact same failure status code. I think this is small enough
4214 of a window for this type of operation and the results are
4215 simply that the rename fails with a slightly different status
4216 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
4217
4218 rc = can_create(mem_ctx, id7->account_name.string);
4219
4220 /* when there is nothing to change, we're done here */
4221 if (NT_STATUS_EQUAL(rc, NT_STATUS_USER_EXISTS) &&
4222 strequal(id7->account_name.string, pdb_get_username(pwd))) {
4223 return NT_STATUS_OK;
4224 }
4225 if (!NT_STATUS_IS_OK(rc)) {
4226 return rc;
4227 }
4228
4229 rc = pdb_rename_sam_account(pwd, id7->account_name.string);
4230
4231 return rc;
4232 }
4233
4234 /*******************************************************************
4235 set_user_info_8
4236 ********************************************************************/
4237
4238 static NTSTATUS set_user_info_8(TALLOC_CTX *mem_ctx,
4239 struct samr_UserInfo8 *id8,
4240 struct samu *pwd)
4241 {
4242 if (id8 == NULL) {
4243 DEBUG(5,("set_user_info_8: NULL id8\n"));
4244 return NT_STATUS_ACCESS_DENIED;
4245 }
4246
4247 copy_id8_to_sam_passwd(pwd, id8);
4248
4249 return pdb_update_sam_account(pwd);
4250 }
4251
4252 /*******************************************************************
4253 set_user_info_10
4254 ********************************************************************/
4255
4256 static NTSTATUS set_user_info_10(TALLOC_CTX *mem_ctx,
4257 struct samr_UserInfo10 *id10,
4258 struct samu *pwd)
4259 {
4260 if (id10 == NULL) {
4261 DEBUG(5,("set_user_info_8: NULL id10\n"));
4262 return NT_STATUS_ACCESS_DENIED;
4263 }
4264
4265 copy_id10_to_sam_passwd(pwd, id10);
4266
4267 return pdb_update_sam_account(pwd);
4268 }
4269
4270 /*******************************************************************
4271 set_user_info_11
4272 ********************************************************************/
4273
4274 static NTSTATUS set_user_info_11(TALLOC_CTX *mem_ctx,
4275 struct samr_UserInfo11 *id11,
4276 struct samu *pwd)
4277 {
4278 if (id11 == NULL) {
4279 DEBUG(5,("set_user_info_11: NULL id11\n"));
4280 return NT_STATUS_ACCESS_DENIED;
4281 }
4282
4283 copy_id11_to_sam_passwd(pwd, id11);
4284
4285 return pdb_update_sam_account(pwd);
4286 }
4287
4288 /*******************************************************************
4289 set_user_info_12
4290 ********************************************************************/
4291
4292 static NTSTATUS set_user_info_12(TALLOC_CTX *mem_ctx,
4293 struct samr_UserInfo12 *id12,
4294 struct samu *pwd)
4295 {
4296 if (id12 == NULL) {
4297 DEBUG(5,("set_user_info_12: NULL id12\n"));
4298 return NT_STATUS_ACCESS_DENIED;
4299 }
4300
4301 copy_id12_to_sam_passwd(pwd, id12);
4302
4303 return pdb_update_sam_account(pwd);
4304 }
4305
4306 /*******************************************************************
4307 set_user_info_13
4308 ********************************************************************/
4309
4310 static NTSTATUS set_user_info_13(TALLOC_CTX *mem_ctx,
4311 struct samr_UserInfo13 *id13,
4312 struct samu *pwd)
4313 {
4314 if (id13 == NULL) {
4315 DEBUG(5,("set_user_info_13: NULL id13\n"));
4316 return NT_STATUS_ACCESS_DENIED;
4317 }
4318
4319 copy_id13_to_sam_passwd(pwd, id13);
4320
4321 return pdb_update_sam_account(pwd);
4322 }
4323
4324 /*******************************************************************
4325 set_user_info_14
4326 ********************************************************************/
4327
4328 static NTSTATUS set_user_info_14(TALLOC_CTX *mem_ctx,
4329 struct samr_UserInfo14 *id14,
4330 struct samu *pwd)
4331 {
4332 if (id14 == NULL) {
4333 DEBUG(5,("set_user_info_14: NULL id14\n"));
4334 return NT_STATUS_ACCESS_DENIED;
4335 }
4336
4337 copy_id14_to_sam_passwd(pwd, id14);
4338
4339 return pdb_update_sam_account(pwd);
4340 }
4341
4342 /*******************************************************************
4343 set_user_info_16
4344 ********************************************************************/
4345
4346 static NTSTATUS set_user_info_16(TALLOC_CTX *mem_ctx,
4347 struct samr_UserInfo16 *id16,
4348 struct samu *pwd)
4349 {
4350 if (id16 == NULL) {
4351 DEBUG(5,("set_user_info_16: NULL id16\n"));
4352 return NT_STATUS_ACCESS_DENIED;
4353 }
4354
4355 copy_id16_to_sam_passwd(pwd, id16);
4356
4357 return pdb_update_sam_account(pwd);
4358 }
4359
4360 /*******************************************************************
4361 set_user_info_17
4362 ********************************************************************/
4363
4364 static NTSTATUS set_user_info_17(TALLOC_CTX *mem_ctx,
4365 struct samr_UserInfo17 *id17,
4366 struct samu *pwd)
4367 {
4368 if (id17 == NULL) {
4369 DEBUG(5,("set_user_info_17: NULL id17\n"));
4370 return NT_STATUS_ACCESS_DENIED;
4371 }
4372
4373 copy_id17_to_sam_passwd(pwd, id17);
4374
4375 return pdb_update_sam_account(pwd);
4376 }
4377
4378 /*******************************************************************
4379 set_user_info_18
4380 ********************************************************************/
4381
4382 static NTSTATUS set_user_info_18(struct samr_UserInfo18 *id18,
4383 TALLOC_CTX *mem_ctx,
4384 DATA_BLOB *session_key,
4385 struct samu *pwd)
4386 {
4387 if (id18 == NULL) {
4388 DEBUG(2, ("set_user_info_18: id18 is NULL\n"));
4389 return NT_STATUS_INVALID_PARAMETER;
4390 }
4391
4392 if (id18->nt_pwd_active || id18->lm_pwd_active) {
4393 if (!session_key->length) {
4394 return NT_STATUS_NO_USER_SESSION_KEY;
4395 }
4396 }
4397
4398 if (id18->nt_pwd_active) {
4399
4400 DATA_BLOB in, out;
4401
4402 in = data_blob_const(id18->nt_pwd.hash, 16);
4403 out = data_blob_talloc_zero(mem_ctx, 16);
4404
4405 sess_crypt_blob(&out, &in, session_key, false);
4406
4407 if (!pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED)) {
4408 return NT_STATUS_ACCESS_DENIED;
4409 }
4410
4411 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4412 }
4413
4414 if (id18->lm_pwd_active) {
4415
4416 DATA_BLOB in, out;
4417
4418 in = data_blob_const(id18->lm_pwd.hash, 16);
4419 out = data_blob_talloc_zero(mem_ctx, 16);
4420
4421 sess_crypt_blob(&out, &in, session_key, false);
4422
4423 if (!pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED)) {
4424 return NT_STATUS_ACCESS_DENIED;
4425 }
4426
4427 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4428 }
4429
4430 copy_id18_to_sam_passwd(pwd, id18);
4431
4432 return pdb_update_sam_account(pwd);
4433 }
4434
4435 /*******************************************************************
4436 set_user_info_20
4437 ********************************************************************/
4438
4439 static NTSTATUS set_user_info_20(TALLOC_CTX *mem_ctx,
4440 struct samr_UserInfo20 *id20,
4441 struct samu *pwd)
4442 {
4443 if (id20 == NULL) {
4444 DEBUG(5,("set_user_info_20: NULL id20\n"));
4445 return NT_STATUS_ACCESS_DENIED;
4446 }
4447
4448 copy_id20_to_sam_passwd(pwd, id20);
4449
4450 return pdb_update_sam_account(pwd);
4451 }
4452
4453 /*******************************************************************
4454 set_user_info_21
4455 ********************************************************************/
4456
4457 static NTSTATUS set_user_info_21(struct samr_UserInfo21 *id21,
4458 TALLOC_CTX *mem_ctx,
4459 DATA_BLOB *session_key,
4460 struct samu *pwd)
4461 {
4462 NTSTATUS status;
4463
4464 if (id21 == NULL) {
4465 DEBUG(5, ("set_user_info_21: NULL id21\n"));
4466 return NT_STATUS_INVALID_PARAMETER;
4467 }
4468
4469 if (id21->fields_present == 0) {
4470 return NT_STATUS_INVALID_PARAMETER;
4471 }
4472
4473 if (id21->fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4474 return NT_STATUS_ACCESS_DENIED;
4475 }
4476
4477 if (id21->fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) {
4478 if (id21->nt_password_set) {
4479 DATA_BLOB in, out;
4480
4481 if ((id21->nt_owf_password.length != 16) ||
4482 (id21->nt_owf_password.size != 16)) {
4483 return NT_STATUS_INVALID_PARAMETER;
4484 }
4485
4486 if (!session_key->length) {
4487 return NT_STATUS_NO_USER_SESSION_KEY;
4488 }
4489
4490 in = data_blob_const(id21->nt_owf_password.array, 16);
4491 out = data_blob_talloc_zero(mem_ctx, 16);
4492
4493 sess_crypt_blob(&out, &in, session_key, false);
4494
4495 pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED);
4496 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4497 }
4498 }
4499
4500 if (id21->fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT) {
4501 if (id21->lm_password_set) {
4502 DATA_BLOB in, out;
4503
4504 if ((id21->lm_owf_password.length != 16) ||
4505 (id21->lm_owf_password.size != 16)) {
4506 return NT_STATUS_INVALID_PARAMETER;
4507 }
4508
4509 if (!session_key->length) {
4510 return NT_STATUS_NO_USER_SESSION_KEY;
4511 }
4512
4513 in = data_blob_const(id21->lm_owf_password.array, 16);
4514 out = data_blob_talloc_zero(mem_ctx, 16);
4515
4516 sess_crypt_blob(&out, &in, session_key, false);
4517
4518 pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED);
4519 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4520 }
4521 }
4522
4523 /* we need to separately check for an account rename first */
4524
4525 if (id21->account_name.string &&
4526 (!strequal(id21->account_name.string, pdb_get_username(pwd))))
4527 {
4528
4529 /* check to see if the new username already exists. Note: we can't
4530 reliably lock all backends, so there is potentially the
4531 possibility that a user can be created in between this check and
4532 the rename. The rename should fail, but may not get the
4533 exact same failure status code. I think this is small enough
4534 of a window for this type of operation and the results are
4535 simply that the rename fails with a slightly different status
4536 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
4537
4538 status = can_create(mem_ctx, id21->account_name.string);
4539 if (!NT_STATUS_IS_OK(status)) {
4540 return status;
4541 }
4542
4543 status = pdb_rename_sam_account(pwd, id21->account_name.string);
4544
4545 if (!NT_STATUS_IS_OK(status)) {
4546 DEBUG(0,("set_user_info_21: failed to rename account: %s\n",
4547 nt_errstr(status)));
4548 return status;
4549 }
4550
4551 /* set the new username so that later
4552 functions can work on the new account */
4553 pdb_set_username(pwd, id21->account_name.string, PDB_SET);
4554 }
4555
4556 copy_id21_to_sam_passwd("INFO_21", pwd, id21);
4557
4558 /*
4559 * The funny part about the previous two calls is
4560 * that pwd still has the password hashes from the
4561 * passdb entry. These have not been updated from
4562 * id21. I don't know if they need to be set. --jerry
4563 */
4564
4565 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
4566 status = pdb_set_unix_primary_group(mem_ctx, pwd);
4567 if ( !NT_STATUS_IS_OK(status) ) {
4568 return status;
4569 }
4570 }
4571
4572 /* Don't worry about writing out the user account since the
4573 primary group SID is generated solely from the user's Unix
4574 primary group. */
4575
4576 /* write the change out */
4577 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4578 return status;
4579 }
4580
4581 return NT_STATUS_OK;
4582 }
4583
4584 /*******************************************************************
4585 set_user_info_23
4586 ********************************************************************/
4587
4588 static NTSTATUS set_user_info_23(TALLOC_CTX *mem_ctx,
4589 struct samr_UserInfo23 *id23,
4590 const char *rhost,
4591 struct samu *pwd)
4592 {
4593 char *plaintext_buf = NULL;
4594 size_t len = 0;
4595 uint32_t acct_ctrl;
4596 NTSTATUS status;
4597
4598 if (id23 == NULL) {
4599 DEBUG(5, ("set_user_info_23: NULL id23\n"));
4600 return NT_STATUS_INVALID_PARAMETER;
4601 }
4602
4603 if (id23->info.fields_present == 0) {
4604 return NT_STATUS_INVALID_PARAMETER;
4605 }
4606
4607 if (id23->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4608 return NT_STATUS_ACCESS_DENIED;
4609 }
4610
4611 if ((id23->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
4612 (id23->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
4613
4614 DEBUG(5, ("Attempting administrator password change (level 23) for user %s\n",
4615 pdb_get_username(pwd)));
4616
4617 if (!decode_pw_buffer(mem_ctx,
4618 id23->password.data,
4619 &plaintext_buf,
4620 &len,
4621 CH_UTF16)) {
4622 return NT_STATUS_WRONG_PASSWORD;
4623 }
4624
4625 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
4626 return NT_STATUS_ACCESS_DENIED;
4627 }
4628 }
4629
4630 copy_id23_to_sam_passwd(pwd, id23);
4631
4632 acct_ctrl = pdb_get_acct_ctrl(pwd);
4633
4634 /* if it's a trust account, don't update /etc/passwd */
4635 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
4636 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
4637 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
4638 DEBUG(5, ("Changing trust account. Not updating /etc/passwd\n"));
4639 } else if (plaintext_buf) {
4640 /* update the UNIX password */
4641 if (lp_unix_password_sync() ) {
4642 struct passwd *passwd;
4643 if (pdb_get_username(pwd) == NULL) {
4644 DEBUG(1, ("chgpasswd: User without name???\n"));
4645 return NT_STATUS_ACCESS_DENIED;
4646 }
4647
4648 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
4649 if (passwd == NULL) {
4650 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
4651 }
4652
4653 if(!chgpasswd(pdb_get_username(pwd), rhost,
4654 passwd, "", plaintext_buf, True)) {
4655 return NT_STATUS_ACCESS_DENIED;
4656 }
4657 TALLOC_FREE(passwd);
4658 }
4659 }
4660
4661 if (plaintext_buf) {
4662 memset(plaintext_buf, '\0', strlen(plaintext_buf));
4663 }
4664
4665 if (IS_SAM_CHANGED(pwd, PDB_GROUPSID) &&
4666 (!NT_STATUS_IS_OK(status = pdb_set_unix_primary_group(mem_ctx,
4667 pwd)))) {
4668 return status;
4669 }
4670
4671 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4672 return status;
4673 }
4674
4675 return NT_STATUS_OK;
4676 }
4677
4678 /*******************************************************************
4679 set_user_info_pw
4680 ********************************************************************/
4681
4682 static bool set_user_info_pw(uint8 *pass, const char *rhost, struct samu *pwd)
4683 {
4684 size_t len = 0;
4685 char *plaintext_buf = NULL;
4686 uint32 acct_ctrl;
4687
4688 DEBUG(5, ("Attempting administrator password change for user %s\n",
4689 pdb_get_username(pwd)));
4690
4691 acct_ctrl = pdb_get_acct_ctrl(pwd);
4692
4693 if (!decode_pw_buffer(talloc_tos(),
4694 pass,
4695 &plaintext_buf,
4696 &len,
4697 CH_UTF16)) {
4698 return False;
4699 }
4700
4701 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
4702 return False;
4703 }
4704
4705 /* if it's a trust account, don't update /etc/passwd */
4706 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
4707 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
4708 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
4709 DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
4710 } else {
4711 /* update the UNIX password */
4712 if (lp_unix_password_sync()) {
4713 struct passwd *passwd;
4714
4715 if (pdb_get_username(pwd) == NULL) {
4716 DEBUG(1, ("chgpasswd: User without name???\n"));
4717 return False;
4718 }
4719
4720 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
4721 if (passwd == NULL) {
4722 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
4723 }
4724
4725 if(!chgpasswd(pdb_get_username(pwd), rhost, passwd,
4726 "", plaintext_buf, True)) {
4727 return False;
4728 }
4729 TALLOC_FREE(passwd);
4730 }
4731 }
4732
4733 memset(plaintext_buf, '\0', strlen(plaintext_buf));
4734
4735 DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n"));
4736
4737 return True;
4738 }
4739
4740 /*******************************************************************
4741 set_user_info_24
4742 ********************************************************************/
4743
4744 static NTSTATUS set_user_info_24(TALLOC_CTX *mem_ctx,
4745 const char *rhost,
4746 struct samr_UserInfo24 *id24,
4747 struct samu *pwd)
4748 {
4749 NTSTATUS status;
4750
4751 if (id24 == NULL) {
4752 DEBUG(5, ("set_user_info_24: NULL id24\n"));
4753 return NT_STATUS_INVALID_PARAMETER;
4754 }
4755
4756 if (!set_user_info_pw(id24->password.data, rhost, pwd)) {
4757 return NT_STATUS_WRONG_PASSWORD;
4758 }
4759
4760 copy_id24_to_sam_passwd(pwd, id24);
4761
4762 status = pdb_update_sam_account(pwd);
4763 if (!NT_STATUS_IS_OK(status)) {
4764 return status;
4765 }
4766
4767 return NT_STATUS_OK;
4768 }
4769
4770 /*******************************************************************
4771 set_user_info_25
4772 ********************************************************************/
4773
4774 static NTSTATUS set_user_info_25(TALLOC_CTX *mem_ctx,
4775 const char *rhost,
4776 struct samr_UserInfo25 *id25,
4777 struct samu *pwd)
4778 {
4779 NTSTATUS status;
4780
4781 if (id25 == NULL) {
4782 DEBUG(5, ("set_user_info_25: NULL id25\n"));
4783 return NT_STATUS_INVALID_PARAMETER;
4784 }
4785
4786 if (id25->info.fields_present == 0) {
4787 return NT_STATUS_INVALID_PARAMETER;
4788 }
4789
4790 if (id25->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4791 return NT_STATUS_ACCESS_DENIED;
4792 }
4793
4794 if ((id25->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
4795 (id25->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
4796
4797 if (!set_user_info_pw(id25->password.data, rhost, pwd)) {
4798 return NT_STATUS_WRONG_PASSWORD;
4799 }
4800 }
4801
4802 copy_id25_to_sam_passwd(pwd, id25);
4803
4804 /* write the change out */
4805 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4806 return status;
4807 }
4808
4809 /*
4810 * We need to "pdb_update_sam_account" before the unix primary group
4811 * is set, because the idealx scripts would also change the
4812 * sambaPrimaryGroupSid using the ldap replace method. pdb_ldap uses
4813 * the delete explicit / add explicit, which would then fail to find
4814 * the previous primaryGroupSid value.
4815 */
4816
4817 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
4818 status = pdb_set_unix_primary_group(mem_ctx, pwd);
4819 if ( !NT_STATUS_IS_OK(status) ) {
4820 return status;
4821 }
4822 }
4823
4824 return NT_STATUS_OK;
4825 }
4826
4827 /*******************************************************************
4828 set_user_info_26
4829 ********************************************************************/
4830
4831 static NTSTATUS set_user_info_26(TALLOC_CTX *mem_ctx,
4832 const char *rhost,
4833 struct samr_UserInfo26 *id26,
4834 struct samu *pwd)
4835 {
4836 NTSTATUS status;
4837
4838 if (id26 == NULL) {
4839 DEBUG(5, ("set_user_info_26: NULL id26\n"));
4840 return NT_STATUS_INVALID_PARAMETER;
4841 }
4842
4843 if (!set_user_info_pw(id26->password.data, rhost, pwd)) {
4844 return NT_STATUS_WRONG_PASSWORD;
4845 }
4846
4847 copy_id26_to_sam_passwd(pwd, id26);
4848
4849 status = pdb_update_sam_account(pwd);
4850 if (!NT_STATUS_IS_OK(status)) {
4851 return status;
4852 }
4853
4854 return NT_STATUS_OK;
4855 }
4856
4857 /*************************************************************
4858 **************************************************************/
4859
4860 static uint32_t samr_set_user_info_map_fields_to_access_mask(uint32_t fields)
4861 {
4862 uint32_t acc_required = 0;
4863
4864 /* USER_ALL_USERNAME */
4865 if (fields & SAMR_FIELD_ACCOUNT_NAME)
4866 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4867 /* USER_ALL_FULLNAME */
4868 if (fields & SAMR_FIELD_FULL_NAME)
4869 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4870 /* USER_ALL_PRIMARYGROUPID */
4871 if (fields & SAMR_FIELD_PRIMARY_GID)
4872 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4873 /* USER_ALL_HOMEDIRECTORY */
4874 if (fields & SAMR_FIELD_HOME_DIRECTORY)
4875 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4876 /* USER_ALL_HOMEDIRECTORYDRIVE */
4877 if (fields & SAMR_FIELD_HOME_DRIVE)
4878 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4879 /* USER_ALL_SCRIPTPATH */
4880 if (fields & SAMR_FIELD_LOGON_SCRIPT)
4881 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4882 /* USER_ALL_PROFILEPATH */
4883 if (fields & SAMR_FIELD_PROFILE_PATH)
4884 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4885 /* USER_ALL_ADMINCOMMENT */
4886 if (fields & SAMR_FIELD_COMMENT)
4887 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4888 /* USER_ALL_WORKSTATIONS */
4889 if (fields & SAMR_FIELD_WORKSTATIONS)
4890 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4891 /* USER_ALL_LOGONHOURS */
4892 if (fields & SAMR_FIELD_LOGON_HOURS)
4893 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4894 /* USER_ALL_ACCOUNTEXPIRES */
4895 if (fields & SAMR_FIELD_ACCT_EXPIRY)
4896 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4897 /* USER_ALL_USERACCOUNTCONTROL */
4898 if (fields & SAMR_FIELD_ACCT_FLAGS)
4899 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4900 /* USER_ALL_PARAMETERS */
4901 if (fields & SAMR_FIELD_PARAMETERS)
4902 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4903 /* USER_ALL_USERCOMMENT */
4904 if (fields & SAMR_FIELD_COMMENT)
4905 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
4906 /* USER_ALL_COUNTRYCODE */
4907 if (fields & SAMR_FIELD_COUNTRY_CODE)
4908 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
4909 /* USER_ALL_CODEPAGE */
4910 if (fields & SAMR_FIELD_CODE_PAGE)
4911 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
4912 /* USER_ALL_NTPASSWORDPRESENT */
4913 if (fields & SAMR_FIELD_NT_PASSWORD_PRESENT)
4914 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
4915 /* USER_ALL_LMPASSWORDPRESENT */
4916 if (fields & SAMR_FIELD_LM_PASSWORD_PRESENT)
4917 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
4918 /* USER_ALL_PASSWORDEXPIRED */
4919 if (fields & SAMR_FIELD_EXPIRED_FLAG)
4920 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
4921
4922 return acc_required;
4923 }
4924
4925 /*******************************************************************
4926 samr_SetUserInfo
4927 ********************************************************************/
4928
4929 NTSTATUS _samr_SetUserInfo(struct pipes_struct *p,
4930 struct samr_SetUserInfo *r)
4931 {
4932 struct samr_user_info *uinfo;
4933 NTSTATUS status;
4934 struct samu *pwd = NULL;
4935 union samr_UserInfo *info = r->in.info;
4936 uint32_t acc_required = 0;
4937 uint32_t fields = 0;
4938 bool ret;
4939 char *rhost;
4940 DATA_BLOB session_key;
4941
4942 DEBUG(5,("_samr_SetUserInfo: %d\n", __LINE__));
4943
4944 /* This is tricky. A WinXP domain join sets
4945 (SAMR_USER_ACCESS_SET_PASSWORD|SAMR_USER_ACCESS_SET_ATTRIBUTES|SAMR_USER_ACCESS_GET_ATTRIBUTES)
4946 The MMC lusrmgr plugin includes these perms and more in the SamrOpenUser(). But the
4947 standard Win32 API calls just ask for SAMR_USER_ACCESS_SET_PASSWORD in the SamrOpenUser().
4948 This should be enough for levels 18, 24, 25,& 26. Info level 23 can set more so
4949 we'll use the set from the WinXP join as the basis. */
4950
4951 switch (r->in.level) {
4952 case 2: /* UserPreferencesInformation */
4953 /* USER_WRITE_ACCOUNT | USER_WRITE_PREFERENCES */
4954 acc_required = SAMR_USER_ACCESS_SET_ATTRIBUTES | SAMR_USER_ACCESS_SET_LOC_COM;
4955 break;
4956 case 4: /* UserLogonHoursInformation */
4957 case 6: /* UserNameInformation */
4958 case 7: /* UserAccountNameInformation */
4959 case 8: /* UserFullNameInformation */
4960 case 9: /* UserPrimaryGroupInformation */
4961 case 10: /* UserHomeInformation */
4962 case 11: /* UserScriptInformation */
4963 case 12: /* UserProfileInformation */
4964 case 13: /* UserAdminCommentInformation */
4965 case 14: /* UserWorkStationsInformation */
4966 case 16: /* UserControlInformation */
4967 case 17: /* UserExpiresInformation */
4968 case 20: /* UserParametersInformation */
4969 /* USER_WRITE_ACCOUNT */
4970 acc_required = SAMR_USER_ACCESS_SET_ATTRIBUTES;
4971 break;
4972 case 18: /* UserInternal1Information */
4973 /* FIXME: gd, this is a guess */
4974 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
4975 break;
4976 case 21: /* UserAllInformation */
4977 fields = info->info21.fields_present;
4978 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
4979 break;
4980 case 23: /* UserInternal4Information */
4981 fields = info->info23.info.fields_present;
4982 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
4983 break;
4984 case 25: /* UserInternal4InformationNew */
4985 fields = info->info25.info.fields_present;
4986 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
4987 break;
4988 case 24: /* UserInternal5Information */
4989 case 26: /* UserInternal5InformationNew */
4990 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
4991 break;
4992 default:
4993 return NT_STATUS_INVALID_INFO_CLASS;
4994 }
4995
4996 uinfo = policy_handle_find(p, r->in.user_handle, acc_required, NULL,
4997 struct samr_user_info, &status);
4998 if (!NT_STATUS_IS_OK(status)) {
4999 return status;
5000 }
5001
5002 DEBUG(5, ("_samr_SetUserInfo: sid:%s, level:%d\n",
5003 sid_string_dbg(&uinfo->sid), r->in.level));
5004
5005 if (info == NULL) {
5006 DEBUG(5, ("_samr_SetUserInfo: NULL info level\n"));
5007 return NT_STATUS_INVALID_INFO_CLASS;
5008 }
5009
5010 if (!(pwd = samu_new(NULL))) {
5011 return NT_STATUS_NO_MEMORY;
5012 }
5013
5014 become_root();
5015 ret = pdb_getsampwsid(pwd, &uinfo->sid);
5016 unbecome_root();
5017
5018 if (!ret) {
5019 TALLOC_FREE(pwd);
5020 return NT_STATUS_NO_SUCH_USER;
5021 }
5022
5023 rhost = tsocket_address_inet_addr_string(p->remote_address,
5024 talloc_tos());
5025 if (rhost == NULL) {
5026 return NT_STATUS_NO_MEMORY;
5027 }
5028
5029 /* ================ BEGIN Privilege BLOCK ================ */
5030
5031 become_root();
5032
5033 /* ok! user info levels (lots: see MSDEV help), off we go... */
5034
5035 switch (r->in.level) {
5036
5037 case 2:
5038 status = set_user_info_2(p->mem_ctx,
5039 &info->info2, pwd);
5040 break;
5041
5042 case 4:
5043 status = set_user_info_4(p->mem_ctx,
5044 &info->info4, pwd);
5045 break;
5046
5047 case 6:
5048 status = set_user_info_6(p->mem_ctx,
5049 &info->info6, pwd);
5050 break;
5051
5052 case 7:
5053 status = set_user_info_7(p->mem_ctx,
5054 &info->info7, pwd);
5055 break;
5056
5057 case 8:
5058 status = set_user_info_8(p->mem_ctx,
5059 &info->info8, pwd);
5060 break;
5061
5062 case 10:
5063 status = set_user_info_10(p->mem_ctx,
5064 &info->info10, pwd);
5065 break;
5066
5067 case 11:
5068 status = set_user_info_11(p->mem_ctx,
5069 &info->info11, pwd);
5070 break;
5071
5072 case 12:
5073 status = set_user_info_12(p->mem_ctx,
5074 &info->info12, pwd);
5075 break;
5076
5077 case 13:
5078 status = set_user_info_13(p->mem_ctx,
5079 &info->info13, pwd);
5080 break;
5081
5082 case 14:
5083 status = set_user_info_14(p->mem_ctx,
5084 &info->info14, pwd);
5085 break;
5086
5087 case 16:
5088 status = set_user_info_16(p->mem_ctx,
5089 &info->info16, pwd);
5090 break;
5091
5092 case 17:
5093 status = set_user_info_17(p->mem_ctx,
5094 &info->info17, pwd);
5095 break;
5096
5097 case 18:
5098 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5099 if(!NT_STATUS_IS_OK(status)) {
5100 return status;
5101 }
5102 /* Used by AS/U JRA. */
5103 status = set_user_info_18(&info->info18,
5104 p->mem_ctx,
5105 &session_key,
5106 pwd);
5107 break;
5108
5109 case 20:
5110 status = set_user_info_20(p->mem_ctx,
5111 &info->info20, pwd);
5112 break;
5113
5114 case 21:
5115 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5116 if(!NT_STATUS_IS_OK(status)) {
5117 return status;
5118 }
5119 status = set_user_info_21(&info->info21,
5120 p->mem_ctx,
5121 &session_key,
5122 pwd);
5123 break;
5124
5125 case 23:
5126 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5127 arcfour_crypt_blob(info->info23.password.data, 516,
5128 &session_key);
5129
5130 dump_data(100, info->info23.password.data, 516);
5131
5132 status = set_user_info_23(p->mem_ctx,
5133 &info->info23,
5134 rhost,
5135 pwd);
5136 break;
5137
5138 case 24:
5139 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5140 arcfour_crypt_blob(info->info24.password.data,
5141 516,
5142 &session_key);
5143
5144 dump_data(100, info->info24.password.data, 516);
5145
5146 status = set_user_info_24(p->mem_ctx,
5147 rhost,
5148 &info->info24, pwd);
5149 break;
5150
5151 case 25:
5152 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5153 encode_or_decode_arc4_passwd_buffer(
5154 info->info25.password.data,
5155 &session_key);
5156
5157 dump_data(100, info->info25.password.data, 532);
5158
5159 status = set_user_info_25(p->mem_ctx,
5160 rhost,
5161 &info->info25, pwd);
5162 break;
5163
5164 case 26:
5165 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5166 encode_or_decode_arc4_passwd_buffer(
5167 info->info26.password.data,
5168 &session_key);
5169
5170 dump_data(100, info->info26.password.data, 516);
5171
5172 status = set_user_info_26(p->mem_ctx,
5173 rhost,
5174 &info->info26, pwd);
5175 break;
5176
5177 default:
5178 status = NT_STATUS_INVALID_INFO_CLASS;
5179 }
5180
5181 TALLOC_FREE(pwd);
5182
5183 unbecome_root();
5184
5185 /* ================ END Privilege BLOCK ================ */
5186
5187 if (NT_STATUS_IS_OK(status)) {
5188 force_flush_samr_cache(&uinfo->sid);
5189 }
5190
5191 return status;
5192 }
5193
5194 /*******************************************************************
5195 _samr_SetUserInfo2
5196 ********************************************************************/
5197
5198 NTSTATUS _samr_SetUserInfo2(struct pipes_struct *p,
5199 struct samr_SetUserInfo2 *r)
5200 {
5201 struct samr_SetUserInfo q;
5202
5203 q.in.user_handle = r->in.user_handle;
5204 q.in.level = r->in.level;
5205 q.in.info = r->in.info;
5206
5207 return _samr_SetUserInfo(p, &q);
5208 }
5209
5210 /*********************************************************************
5211 _samr_GetAliasMembership
5212 *********************************************************************/
5213
5214 NTSTATUS _samr_GetAliasMembership(struct pipes_struct *p,
5215 struct samr_GetAliasMembership *r)
5216 {
5217 size_t num_alias_rids;
5218 uint32 *alias_rids;
5219 struct samr_domain_info *dinfo;
5220 size_t i;
5221
5222 NTSTATUS status;
5223
5224 struct dom_sid *members;
5225
5226 DEBUG(5,("_samr_GetAliasMembership: %d\n", __LINE__));
5227
5228 dinfo = policy_handle_find(p, r->in.domain_handle,
5229 SAMR_DOMAIN_ACCESS_LOOKUP_ALIAS
5230 | SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
5231 struct samr_domain_info, &status);
5232 if (!NT_STATUS_IS_OK(status)) {
5233 return status;
5234 }
5235
5236 if (!sid_check_is_our_sam(&dinfo->sid) &&
5237 !sid_check_is_builtin(&dinfo->sid))
5238 return NT_STATUS_OBJECT_TYPE_MISMATCH;
5239
5240 if (r->in.sids->num_sids) {
5241 members = talloc_array(p->mem_ctx, struct dom_sid, r->in.sids->num_sids);
5242
5243 if (members == NULL)
5244 return NT_STATUS_NO_MEMORY;
5245 } else {
5246 members = NULL;
5247 }
5248
5249 for (i=0; i<r->in.sids->num_sids; i++)
5250 sid_copy(&members[i], r->in.sids->sids[i].sid);
5251
5252 alias_rids = NULL;
5253 num_alias_rids = 0;
5254
5255 become_root();
5256 status = pdb_enum_alias_memberships(p->mem_ctx, &dinfo->sid, members,
5257 r->in.sids->num_sids,
5258 &alias_rids, &num_alias_rids);
5259 unbecome_root();
5260
5261 if (!NT_STATUS_IS_OK(status)) {
5262 return status;
5263 }
5264
5265 r->out.rids->count = num_alias_rids;
5266 r->out.rids->ids = alias_rids;
5267
5268 if (r->out.rids->ids == NULL) {
5269 /* Windows domain clients don't accept a NULL ptr here */
5270 r->out.rids->ids = talloc_zero(p->mem_ctx, uint32_t);
5271 }
5272 if (r->out.rids->ids == NULL) {
5273 return NT_STATUS_NO_MEMORY;
5274 }
5275
5276 return NT_STATUS_OK;
5277 }
5278
5279 /*********************************************************************
5280 _samr_GetMembersInAlias
5281 *********************************************************************/
5282
5283 NTSTATUS _samr_GetMembersInAlias(struct pipes_struct *p,
5284 struct samr_GetMembersInAlias *r)
5285 {
5286 struct samr_alias_info *ainfo;
5287 NTSTATUS status;
5288 size_t i;
5289 size_t num_sids = 0;
5290 struct lsa_SidPtr *sids = NULL;
5291 struct dom_sid *pdb_sids = NULL;
5292
5293 ainfo = policy_handle_find(p, r->in.alias_handle,
5294 SAMR_ALIAS_ACCESS_GET_MEMBERS, NULL,
5295 struct samr_alias_info, &status);
5296 if (!NT_STATUS_IS_OK(status)) {
5297 return status;
5298 }
5299
5300 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5301
5302 become_root();
5303 status = pdb_enum_aliasmem(&ainfo->sid, talloc_tos(), &pdb_sids,
5304 &num_sids);
5305 unbecome_root();
5306
5307 if (!NT_STATUS_IS_OK(status)) {
5308 return status;
5309 }
5310
5311 if (num_sids) {
5312 sids = talloc_zero_array(p->mem_ctx, struct lsa_SidPtr, num_sids);
5313 if (sids == NULL) {
5314 TALLOC_FREE(pdb_sids);
5315 return NT_STATUS_NO_MEMORY;
5316 }
5317 }
5318
5319 for (i = 0; i < num_sids; i++) {
5320 sids[i].sid = dom_sid_dup(p->mem_ctx, &pdb_sids[i]);
5321 if (!sids[i].sid) {
5322 TALLOC_FREE(pdb_sids);
5323 return NT_STATUS_NO_MEMORY;
5324 }
5325 }
5326
5327 r->out.sids->num_sids = num_sids;
5328 r->out.sids->sids = sids;
5329
5330 TALLOC_FREE(pdb_sids);
5331
5332 return NT_STATUS_OK;
5333 }
5334
5335 /*********************************************************************
5336 _samr_QueryGroupMember
5337 *********************************************************************/
5338
5339 NTSTATUS _samr_QueryGroupMember(struct pipes_struct *p,
5340 struct samr_QueryGroupMember *r)
5341 {
5342 struct samr_group_info *ginfo;
5343 size_t i, num_members;
5344
5345 uint32 *rid=NULL;
5346 uint32 *attr=NULL;
5347
5348 NTSTATUS status;
5349 struct samr_RidAttrArray *rids = NULL;
5350
5351 ginfo = policy_handle_find(p, r->in.group_handle,
5352 SAMR_GROUP_ACCESS_GET_MEMBERS, NULL,
5353 struct samr_group_info, &status);
5354 if (!NT_STATUS_IS_OK(status)) {
5355 return status;
5356 }
5357
5358 rids = talloc_zero(p->mem_ctx, struct samr_RidAttrArray);
5359 if (!rids) {
5360 return NT_STATUS_NO_MEMORY;
5361 }
5362
5363 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5364
5365 if (!sid_check_is_in_our_sam(&ginfo->sid)) {
5366 DEBUG(3, ("sid %s is not in our domain\n",
5367 sid_string_dbg(&ginfo->sid)));
5368 return NT_STATUS_NO_SUCH_GROUP;
5369 }
5370
5371 DEBUG(10, ("lookup on Domain SID\n"));
5372
5373 become_root();
5374 status = pdb_enum_group_members(p->mem_ctx, &ginfo->sid,
5375 &rid, &num_members);
5376 unbecome_root();
5377
5378 if (!NT_STATUS_IS_OK(status))
5379 return status;
5380
5381 if (num_members) {
5382 attr=talloc_zero_array(p->mem_ctx, uint32, num_members);
5383 if (attr == NULL) {
5384 return NT_STATUS_NO_MEMORY;
5385 }
5386 } else {
5387 attr = NULL;
5388 }
5389
5390 for (i=0; i<num_members; i++) {
5391 attr[i] = SE_GROUP_MANDATORY |
5392 SE_GROUP_ENABLED_BY_DEFAULT |
5393 SE_GROUP_ENABLED;
5394 }
5395
5396 rids->count = num_members;
5397 rids->attributes = attr;
5398 rids->rids = rid;
5399
5400 *r->out.rids = rids;
5401
5402 return NT_STATUS_OK;
5403 }
5404
5405 /*********************************************************************
5406 _samr_AddAliasMember
5407 *********************************************************************/
5408
5409 NTSTATUS _samr_AddAliasMember(struct pipes_struct *p,
5410 struct samr_AddAliasMember *r)
5411 {
5412 struct samr_alias_info *ainfo;
5413 NTSTATUS status;
5414
5415 ainfo = policy_handle_find(p, r->in.alias_handle,
5416 SAMR_ALIAS_ACCESS_ADD_MEMBER, NULL,
5417 struct samr_alias_info, &status);
5418 if (!NT_STATUS_IS_OK(status)) {
5419 return status;
5420 }
5421
5422 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5423
5424 /******** BEGIN SeAddUsers BLOCK *********/
5425
5426 become_root();
5427 status = pdb_add_aliasmem(&ainfo->sid, r->in.sid);
5428 unbecome_root();
5429
5430 /******** END SeAddUsers BLOCK *********/
5431
5432 if (NT_STATUS_IS_OK(status)) {
5433 force_flush_samr_cache(&ainfo->sid);
5434 }
5435
5436 return status;
5437 }
5438
5439 /*********************************************************************
5440 _samr_DeleteAliasMember
5441 *********************************************************************/
5442
5443 NTSTATUS _samr_DeleteAliasMember(struct pipes_struct *p,
5444 struct samr_DeleteAliasMember *r)
5445 {
5446 struct samr_alias_info *ainfo;
5447 NTSTATUS status;
5448
5449 ainfo = policy_handle_find(p, r->in.alias_handle,
5450 SAMR_ALIAS_ACCESS_REMOVE_MEMBER, NULL,
5451 struct samr_alias_info, &status);
5452 if (!NT_STATUS_IS_OK(status)) {
5453 return status;
5454 }
5455
5456 DEBUG(10, ("_samr_del_aliasmem:sid is %s\n",
5457 sid_string_dbg(&ainfo->sid)));
5458
5459 /******** BEGIN SeAddUsers BLOCK *********/
5460
5461 become_root();
5462 status = pdb_del_aliasmem(&ainfo->sid, r->in.sid);
5463 unbecome_root();
5464
5465 /******** END SeAddUsers BLOCK *********/
5466
5467 if (NT_STATUS_IS_OK(status)) {
5468 force_flush_samr_cache(&ainfo->sid);
5469 }
5470
5471 return status;
5472 }
5473
5474 /*********************************************************************
5475 _samr_AddGroupMember
5476 *********************************************************************/
5477
5478 NTSTATUS _samr_AddGroupMember(struct pipes_struct *p,
5479 struct samr_AddGroupMember *r)
5480 {
5481 struct samr_group_info *ginfo;
5482 NTSTATUS status;
5483 uint32 group_rid;
5484
5485 ginfo = policy_handle_find(p, r->in.group_handle,
5486 SAMR_GROUP_ACCESS_ADD_MEMBER, NULL,
5487 struct samr_group_info, &status);
5488 if (!NT_STATUS_IS_OK(status)) {
5489 return status;
5490 }
5491
5492 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5493
5494 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5495 &group_rid)) {
5496 return NT_STATUS_INVALID_HANDLE;
5497 }
5498
5499 /******** BEGIN SeAddUsers BLOCK *********/
5500
5501 become_root();
5502 status = pdb_add_groupmem(p->mem_ctx, group_rid, r->in.rid);
5503 unbecome_root();
5504
5505 /******** END SeAddUsers BLOCK *********/
5506
5507 force_flush_samr_cache(&ginfo->sid);
5508
5509 return status;
5510 }
5511
5512 /*********************************************************************
5513 _samr_DeleteGroupMember
5514 *********************************************************************/
5515
5516 NTSTATUS _samr_DeleteGroupMember(struct pipes_struct *p,
5517 struct samr_DeleteGroupMember *r)
5518
5519 {
5520 struct samr_group_info *ginfo;
5521 NTSTATUS status;
5522 uint32 group_rid;
5523
5524 /*
5525 * delete the group member named r->in.rid
5526 * who is a member of the sid associated with the handle
5527 * the rid is a user's rid as the group is a domain group.
5528 */
5529
5530 ginfo = policy_handle_find(p, r->in.group_handle,
5531 SAMR_GROUP_ACCESS_REMOVE_MEMBER, NULL,
5532 struct samr_group_info, &status);
5533 if (!NT_STATUS_IS_OK(status)) {
5534 return status;
5535 }
5536
5537 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5538 &group_rid)) {
5539 return NT_STATUS_INVALID_HANDLE;
5540 }
5541
5542 /******** BEGIN SeAddUsers BLOCK *********/
5543
5544 become_root();
5545 status = pdb_del_groupmem(p->mem_ctx, group_rid, r->in.rid);
5546 unbecome_root();
5547
5548 /******** END SeAddUsers BLOCK *********/
5549
5550 force_flush_samr_cache(&ginfo->sid);
5551
5552 return status;
5553 }
5554
5555 /*********************************************************************
5556 _samr_DeleteUser
5557 *********************************************************************/
5558
5559 NTSTATUS _samr_DeleteUser(struct pipes_struct *p,
5560 struct samr_DeleteUser *r)
5561 {
5562 struct samr_user_info *uinfo;
5563 NTSTATUS status;
5564 struct samu *sam_pass=NULL;
5565 bool ret;
5566
5567 DEBUG(5, ("_samr_DeleteUser: %d\n", __LINE__));
5568
5569 uinfo = policy_handle_find(p, r->in.user_handle,
5570 SEC_STD_DELETE, NULL,
5571 struct samr_user_info, &status);
5572 if (!NT_STATUS_IS_OK(status)) {
5573 return status;
5574 }
5575
5576 if (!sid_check_is_in_our_sam(&uinfo->sid))
5577 return NT_STATUS_CANNOT_DELETE;
5578
5579 /* check if the user exists before trying to delete */
5580 if ( !(sam_pass = samu_new( NULL )) ) {
5581 return NT_STATUS_NO_MEMORY;
5582 }
5583
5584 become_root();
5585 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
5586 unbecome_root();
5587
5588 if(!ret) {
5589 DEBUG(5,("_samr_DeleteUser: User %s doesn't exist.\n",
5590 sid_string_dbg(&uinfo->sid)));
5591 TALLOC_FREE(sam_pass);
5592 return NT_STATUS_NO_SUCH_USER;
5593 }
5594
5595 /******** BEGIN SeAddUsers BLOCK *********/
5596
5597 become_root();
5598 status = pdb_delete_user(p->mem_ctx, sam_pass);
5599 unbecome_root();
5600
5601 /******** END SeAddUsers BLOCK *********/
5602
5603 if ( !NT_STATUS_IS_OK(status) ) {
5604 DEBUG(5,("_samr_DeleteUser: Failed to delete entry for "
5605 "user %s: %s.\n", pdb_get_username(sam_pass),
5606 nt_errstr(status)));
5607 TALLOC_FREE(sam_pass);
5608 return status;
5609 }
5610
5611
5612 TALLOC_FREE(sam_pass);
5613
5614 force_flush_samr_cache(&uinfo->sid);
5615
5616 if (!close_policy_hnd(p, r->in.user_handle))
5617 return NT_STATUS_OBJECT_NAME_INVALID;
5618
5619 ZERO_STRUCTP(r->out.user_handle);
5620
5621 return NT_STATUS_OK;
5622 }
5623
5624 /*********************************************************************
5625 _samr_DeleteDomainGroup
5626 *********************************************************************/
5627
5628 NTSTATUS _samr_DeleteDomainGroup(struct pipes_struct *p,
5629 struct samr_DeleteDomainGroup *r)
5630 {
5631 struct samr_group_info *ginfo;
5632 NTSTATUS status;
5633 uint32 group_rid;
5634
5635 DEBUG(5, ("samr_DeleteDomainGroup: %d\n", __LINE__));
5636
5637 ginfo = policy_handle_find(p, r->in.group_handle,
5638 SEC_STD_DELETE, NULL,
5639 struct samr_group_info, &status);
5640 if (!NT_STATUS_IS_OK(status)) {
5641 return status;
5642 }
5643
5644 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5645
5646 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5647 &group_rid)) {
5648 return NT_STATUS_NO_SUCH_GROUP;
5649 }
5650
5651 /******** BEGIN SeAddUsers BLOCK *********/
5652
5653 become_root();
5654 status = pdb_delete_dom_group(p->mem_ctx, group_rid);
5655 unbecome_root();
5656
5657 /******** END SeAddUsers BLOCK *********/
5658
5659 if ( !NT_STATUS_IS_OK(status) ) {
5660 DEBUG(5,("_samr_DeleteDomainGroup: Failed to delete mapping "
5661 "entry for group %s: %s\n",
5662 sid_string_dbg(&ginfo->sid),
5663 nt_errstr(status)));
5664 return status;
5665 }
5666
5667 force_flush_samr_cache(&ginfo->sid);
5668
5669 if (!close_policy_hnd(p, r->in.group_handle))
5670 return NT_STATUS_OBJECT_NAME_INVALID;
5671
5672 return NT_STATUS_OK;
5673 }
5674
5675 /*********************************************************************
5676 _samr_DeleteDomAlias
5677 *********************************************************************/
5678
5679 NTSTATUS _samr_DeleteDomAlias(struct pipes_struct *p,
5680 struct samr_DeleteDomAlias *r)
5681 {
5682 struct samr_alias_info *ainfo;
5683 NTSTATUS status;
5684
5685 DEBUG(5, ("_samr_DeleteDomAlias: %d\n", __LINE__));
5686
5687 ainfo = policy_handle_find(p, r->in.alias_handle,
5688 SEC_STD_DELETE, NULL,
5689 struct samr_alias_info, &status);
5690 if (!NT_STATUS_IS_OK(status)) {
5691 return status;
5692 }
5693
5694 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5695
5696 /* Don't let Windows delete builtin groups */
5697
5698 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
5699 return NT_STATUS_SPECIAL_ACCOUNT;
5700 }
5701
5702 if (!sid_check_is_in_our_sam(&ainfo->sid))
5703 return NT_STATUS_NO_SUCH_ALIAS;
5704
5705 DEBUG(10, ("lookup on Local SID\n"));
5706
5707 /******** BEGIN SeAddUsers BLOCK *********/
5708
5709 become_root();
5710 /* Have passdb delete the alias */
5711 status = pdb_delete_alias(&ainfo->sid);
5712 unbecome_root();
5713
5714 /******** END SeAddUsers BLOCK *********/
5715
5716 if ( !NT_STATUS_IS_OK(status))
5717 return status;
5718
5719 force_flush_samr_cache(&ainfo->sid);
5720
5721 if (!close_policy_hnd(p, r->in.alias_handle))
5722 return NT_STATUS_OBJECT_NAME_INVALID;
5723
5724 return NT_STATUS_OK;
5725 }
5726
5727 /*********************************************************************
5728 _samr_CreateDomainGroup
5729 *********************************************************************/
5730
5731 NTSTATUS _samr_CreateDomainGroup(struct pipes_struct *p,
5732 struct samr_CreateDomainGroup *r)
5733
5734 {
5735 NTSTATUS status;
5736 const char *name;
5737 struct samr_domain_info *dinfo;
5738 struct samr_group_info *ginfo;
5739
5740 dinfo = policy_handle_find(p, r->in.domain_handle,
5741 SAMR_DOMAIN_ACCESS_CREATE_GROUP, NULL,
5742 struct samr_domain_info, &status);
5743 if (!NT_STATUS_IS_OK(status)) {
5744 return status;
5745 }
5746
5747 if (!sid_check_is_our_sam(&dinfo->sid)) {
5748 return NT_STATUS_ACCESS_DENIED;
5749 }
5750
5751 name = r->in.name->string;
5752 if (name == NULL) {
5753 return NT_STATUS_NO_MEMORY;
5754 }
5755
5756 status = can_create(p->mem_ctx, name);
5757 if (!NT_STATUS_IS_OK(status)) {
5758 return status;
5759 }
5760
5761 /******** BEGIN SeAddUsers BLOCK *********/
5762
5763 become_root();
5764 /* check that we successfully create the UNIX group */
5765 status = pdb_create_dom_group(p->mem_ctx, name, r->out.rid);
5766 unbecome_root();
5767
5768 /******** END SeAddUsers BLOCK *********/
5769
5770 /* check if we should bail out here */
5771
5772 if ( !NT_STATUS_IS_OK(status) )
5773 return status;
5774
5775 ginfo = policy_handle_create(p, r->out.group_handle,
5776 GENERIC_RIGHTS_GROUP_ALL_ACCESS,
5777 struct samr_group_info, &status);
5778 if (!NT_STATUS_IS_OK(status)) {
5779 return status;
5780 }
5781 sid_compose(&ginfo->sid, &dinfo->sid, *r->out.rid);
5782
5783 force_flush_samr_cache(&dinfo->sid);
5784
5785 return NT_STATUS_OK;
5786 }
5787
5788 /*********************************************************************
5789 _samr_CreateDomAlias
5790 *********************************************************************/
5791
5792 NTSTATUS _samr_CreateDomAlias(struct pipes_struct *p,
5793 struct samr_CreateDomAlias *r)
5794 {
5795 struct dom_sid info_sid;
5796 const char *name = NULL;
5797 struct samr_domain_info *dinfo;
5798 struct samr_alias_info *ainfo;
5799 gid_t gid;
5800 NTSTATUS result;
5801
5802 dinfo = policy_handle_find(p, r->in.domain_handle,
5803 SAMR_DOMAIN_ACCESS_CREATE_ALIAS, NULL,
5804 struct samr_domain_info, &result);
5805 if (!NT_STATUS_IS_OK(result)) {
5806 return result;
5807 }
5808
5809 if (!sid_check_is_our_sam(&dinfo->sid)) {
5810 return NT_STATUS_ACCESS_DENIED;
5811 }
5812
5813 name = r->in.alias_name->string;
5814
5815 result = can_create(p->mem_ctx, name);
5816 if (!NT_STATUS_IS_OK(result)) {
5817 return result;
5818 }
5819
5820 /******** BEGIN SeAddUsers BLOCK *********/
5821
5822 become_root();
5823 /* Have passdb create the alias */
5824 result = pdb_create_alias(name, r->out.rid);
5825 unbecome_root();
5826
5827 /******** END SeAddUsers BLOCK *********/
5828
5829 if (!NT_STATUS_IS_OK(result)) {
5830 DEBUG(10, ("pdb_create_alias failed: %s\n",
5831 nt_errstr(result)));
5832 return result;
5833 }
5834
5835 sid_compose(&info_sid, &dinfo->sid, *r->out.rid);
5836
5837 if (!sid_to_gid(&info_sid, &gid)) {
5838 DEBUG(10, ("Could not find alias just created\n"));
5839 return NT_STATUS_ACCESS_DENIED;
5840 }
5841
5842 /* check if the group has been successfully created */
5843 if ( getgrgid(gid) == NULL ) {
5844 DEBUG(1, ("getgrgid(%u) of just created alias failed\n",
5845 (unsigned int)gid));
5846 return NT_STATUS_ACCESS_DENIED;
5847 }
5848
5849 ainfo = policy_handle_create(p, r->out.alias_handle,
5850 GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
5851 struct samr_alias_info, &result);
5852 if (!NT_STATUS_IS_OK(result)) {
5853 return result;
5854 }
5855 ainfo->sid = info_sid;
5856
5857 force_flush_samr_cache(&info_sid);
5858
5859 return NT_STATUS_OK;
5860 }
5861
5862 /*********************************************************************
5863 _samr_QueryGroupInfo
5864 *********************************************************************/
5865
5866 NTSTATUS _samr_QueryGroupInfo(struct pipes_struct *p,
5867 struct samr_QueryGroupInfo *r)
5868 {
5869 struct samr_group_info *ginfo;
5870 NTSTATUS status;
5871 GROUP_MAP *map;
5872 union samr_GroupInfo *info = NULL;
5873 bool ret;
5874 uint32_t attributes = SE_GROUP_MANDATORY |
5875 SE_GROUP_ENABLED_BY_DEFAULT |
5876 SE_GROUP_ENABLED;
5877 const char *group_name = NULL;
5878 const char *group_description = NULL;
5879
5880 ginfo = policy_handle_find(p, r->in.group_handle,
5881 SAMR_GROUP_ACCESS_LOOKUP_INFO, NULL,
5882 struct samr_group_info, &status);
5883 if (!NT_STATUS_IS_OK(status)) {
5884 return status;
5885 }
5886
5887 map = talloc_zero(p->mem_ctx, GROUP_MAP);
5888 if (!map) {
5889 return NT_STATUS_NO_MEMORY;
5890 }
5891
5892 become_root();
5893 ret = get_domain_group_from_sid(ginfo->sid, map);
5894 unbecome_root();
5895 if (!ret)
5896 return NT_STATUS_INVALID_HANDLE;
5897
5898 group_name = talloc_move(r, &map->nt_name);
5899 group_description = talloc_move(r, &map->comment);
5900
5901 TALLOC_FREE(map);
5902
5903 info = talloc_zero(p->mem_ctx, union samr_GroupInfo);
5904 if (!info) {
5905 return NT_STATUS_NO_MEMORY;
5906 }
5907
5908 switch (r->in.level) {
5909 case 1: {
5910 uint32 *members;
5911 size_t num_members;
5912
5913 become_root();
5914 status = pdb_enum_group_members(
5915 p->mem_ctx, &ginfo->sid, &members,
5916 &num_members);
5917 unbecome_root();
5918
5919 if (!NT_STATUS_IS_OK(status)) {
5920 return status;
5921 }
5922
5923 info->all.name.string = group_name;
5924 info->all.attributes = attributes;
5925 info->all.num_members = num_members;
5926 info->all.description.string = group_description;
5927 break;
5928 }
5929 case 2:
5930 info->name.string = group_name;
5931 break;
5932 case 3:
5933 info->attributes.attributes = attributes;
5934 break;
5935 case 4:
5936 info->description.string = group_description;
5937 break;
5938 case 5: {
5939 /*
5940 uint32 *members;
5941 size_t num_members;
5942 */
5943
5944 /*
5945 become_root();
5946 status = pdb_enum_group_members(
5947 p->mem_ctx, &ginfo->sid, &members,
5948 &num_members);
5949 unbecome_root();
5950
5951 if (!NT_STATUS_IS_OK(status)) {
5952 return status;
5953 }
5954 */
5955 info->all2.name.string = group_name;
5956 info->all2.attributes = attributes;
5957 info->all2.num_members = 0; /* num_members - in w2k3 this is always 0 */
5958 info->all2.description.string = group_description;
5959
5960 break;
5961 }
5962 default:
5963 return NT_STATUS_INVALID_INFO_CLASS;
5964 }
5965
5966 *r->out.info = info;
5967
5968 return NT_STATUS_OK;
5969 }
5970
5971 /*********************************************************************
5972 _samr_SetGroupInfo
5973 *********************************************************************/
5974
5975 NTSTATUS _samr_SetGroupInfo(struct pipes_struct *p,
5976 struct samr_SetGroupInfo *r)
5977 {
5978 struct samr_group_info *ginfo;
5979 GROUP_MAP *map;
5980 NTSTATUS status;
5981 bool ret;
5982
5983 ginfo = policy_handle_find(p, r->in.group_handle,
5984 SAMR_GROUP_ACCESS_SET_INFO, NULL,
5985 struct samr_group_info, &status);
5986 if (!NT_STATUS_IS_OK(status)) {
5987 return status;
5988 }
5989
5990 map = talloc_zero(p->mem_ctx, GROUP_MAP);
5991 if (!map) {
5992 return NT_STATUS_NO_MEMORY;
5993 }
5994
5995 become_root();
5996 ret = get_domain_group_from_sid(ginfo->sid, map);
5997 unbecome_root();
5998 if (!ret)
5999 return NT_STATUS_NO_SUCH_GROUP;
6000
6001 switch (r->in.level) {
6002 case 2:
6003 map->nt_name = talloc_strdup(map,
6004 r->in.info->name.string);
6005 if (!map->nt_name) {
6006 return NT_STATUS_NO_MEMORY;
6007 }
6008 break;
6009 case 3:
6010 break;
6011 case 4:
6012 map->comment = talloc_strdup(map,
6013 r->in.info->description.string);
6014 if (!map->comment) {
6015 return NT_STATUS_NO_MEMORY;
6016 }
6017 break;
6018 default:
6019 return NT_STATUS_INVALID_INFO_CLASS;
6020 }
6021
6022 /******** BEGIN SeAddUsers BLOCK *********/
6023
6024 become_root();
6025 status = pdb_update_group_mapping_entry(map);
6026 unbecome_root();
6027
6028 /******** End SeAddUsers BLOCK *********/
6029
6030 TALLOC_FREE(map);
6031
6032 if (NT_STATUS_IS_OK(status)) {
6033 force_flush_samr_cache(&ginfo->sid);
6034 }
6035
6036 return status;
6037 }
6038
6039 /*********************************************************************
6040 _samr_SetAliasInfo
6041 *********************************************************************/
6042
6043 NTSTATUS _samr_SetAliasInfo(struct pipes_struct *p,
6044 struct samr_SetAliasInfo *r)
6045 {
6046 struct samr_alias_info *ainfo;
6047 struct acct_info *info;
6048 NTSTATUS status;
6049
6050 ainfo = policy_handle_find(p, r->in.alias_handle,
6051 SAMR_ALIAS_ACCESS_SET_INFO, NULL,
6052 struct samr_alias_info, &status);
6053 if (!NT_STATUS_IS_OK(status)) {
6054 return status;
6055 }
6056
6057 info = talloc_zero(p->mem_ctx, struct acct_info);
6058 if (!info) {
6059 return NT_STATUS_NO_MEMORY;
6060 }
6061
6062 /* get the current group information */
6063
6064 become_root();
6065 status = pdb_get_aliasinfo(&ainfo->sid, info);
6066 unbecome_root();
6067
6068 if ( !NT_STATUS_IS_OK(status))
6069 return status;
6070
6071 switch (r->in.level) {
6072 case ALIASINFONAME:
6073 {
6074 char *group_name;
6075
6076 /* We currently do not support renaming groups in the
6077 the BUILTIN domain. Refer to util_builtin.c to understand
6078 why. The eventually needs to be fixed to be like Windows
6079 where you can rename builtin groups, just not delete them */
6080
6081 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
6082 return NT_STATUS_SPECIAL_ACCOUNT;
6083 }
6084
6085 /* There has to be a valid name (and it has to be different) */
6086
6087 if ( !r->in.info->name.string )
6088 return NT_STATUS_INVALID_PARAMETER;
6089
6090 /* If the name is the same just reply "ok". Yes this
6091 doesn't allow you to change the case of a group name. */
6092
6093 if (strequal(r->in.info->name.string, info->acct_name)) {
6094 return NT_STATUS_OK;
6095 }
6096
6097 talloc_free(info->acct_name);
6098 info->acct_name = talloc_strdup(info, r->in.info->name.string);
6099 if (!info->acct_name) {
6100 return NT_STATUS_NO_MEMORY;
6101 }
6102
6103 /* make sure the name doesn't already exist as a user
6104 or local group */
6105
6106 group_name = talloc_asprintf(p->mem_ctx,
6107 "%s\\%s",
6108 lp_netbios_name(),
6109 info->acct_name);
6110 if (group_name == NULL) {
6111 return NT_STATUS_NO_MEMORY;
6112 }
6113
6114 status = can_create( p->mem_ctx, group_name );
6115 talloc_free(group_name);
6116 if ( !NT_STATUS_IS_OK( status ) )
6117 return status;
6118 break;
6119 }
6120 case ALIASINFODESCRIPTION:
6121 TALLOC_FREE(info->acct_desc);
6122 if (r->in.info->description.string) {
6123 info->acct_desc = talloc_strdup(info,
6124 r->in.info->description.string);
6125 } else {
6126 info->acct_desc = talloc_strdup(info, "");
6127 }
6128 if (!info->acct_desc) {
6129 return NT_STATUS_NO_MEMORY;
6130 }
6131 break;
6132 default:
6133 return NT_STATUS_INVALID_INFO_CLASS;
6134 }
6135
6136 /******** BEGIN SeAddUsers BLOCK *********/
6137
6138 become_root();
6139 status = pdb_set_aliasinfo(&ainfo->sid, info);
6140 unbecome_root();
6141
6142 /******** End SeAddUsers BLOCK *********/
6143
6144 if (NT_STATUS_IS_OK(status))
6145 force_flush_samr_cache(&ainfo->sid);
6146
6147 return status;
6148 }
6149
6150 /****************************************************************
6151 _samr_GetDomPwInfo
6152 ****************************************************************/
6153
6154 NTSTATUS _samr_GetDomPwInfo(struct pipes_struct *p,
6155 struct samr_GetDomPwInfo *r)
6156 {
6157 uint32_t min_password_length = 0;
6158 uint32_t password_properties = 0;
6159
6160 /* Perform access check. Since this rpc does not require a
6161 policy handle it will not be caught by the access checks on
6162 SAMR_CONNECT or SAMR_CONNECT_ANON. */
6163
6164 if (!pipe_access_check(p)) {
6165 DEBUG(3, ("access denied to _samr_GetDomPwInfo\n"));
6166 return NT_STATUS_ACCESS_DENIED;
6167 }
6168
6169 become_root();
6170 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
6171 &min_password_length);
6172 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
6173 &password_properties);
6174 unbecome_root();
6175
6176 if (lp_check_password_script(talloc_tos()) && *lp_check_password_script(talloc_tos())) {
6177 password_properties |= DOMAIN_PASSWORD_COMPLEX;
6178 }
6179
6180 r->out.info->min_password_length = min_password_length;
6181 r->out.info->password_properties = password_properties;
6182
6183 return NT_STATUS_OK;
6184 }
6185
6186 /*********************************************************************
6187 _samr_OpenGroup
6188 *********************************************************************/
6189
6190 NTSTATUS _samr_OpenGroup(struct pipes_struct *p,
6191 struct samr_OpenGroup *r)
6192
6193 {
6194 struct dom_sid info_sid;
6195 GROUP_MAP *map;
6196 struct samr_domain_info *dinfo;
6197 struct samr_group_info *ginfo;
6198 struct security_descriptor *psd = NULL;
6199 uint32 acc_granted;
6200 uint32 des_access = r->in.access_mask;
6201 size_t sd_size;
6202 NTSTATUS status;
6203 bool ret;
6204
6205 dinfo = policy_handle_find(p, r->in.domain_handle,
6206 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
6207 struct samr_domain_info, &status);
6208 if (!NT_STATUS_IS_OK(status)) {
6209 return status;
6210 }
6211
6212 /*check if access can be granted as requested by client. */
6213 map_max_allowed_access(p->session_info->security_token,
6214 p->session_info->unix_token,
6215 &des_access);
6216
6217 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &grp_generic_mapping, NULL, 0);
6218 se_map_generic(&des_access,&grp_generic_mapping);
6219
6220 status = access_check_object(psd, p->session_info->security_token,
6221 SEC_PRIV_ADD_USERS, SEC_PRIV_INVALID, GENERIC_RIGHTS_GROUP_ALL_ACCESS,
6222 des_access, &acc_granted, "_samr_OpenGroup");
6223
6224 if ( !NT_STATUS_IS_OK(status) )
6225 return status;
6226
6227 /* this should not be hard-coded like this */
6228
6229 if (!sid_check_is_our_sam(&dinfo->sid)) {
6230 return NT_STATUS_ACCESS_DENIED;
6231 }
6232
6233 sid_compose(&info_sid, &dinfo->sid, r->in.rid);
6234
6235 DEBUG(10, ("_samr_OpenGroup:Opening SID: %s\n",
6236 sid_string_dbg(&info_sid)));
6237
6238 map = talloc_zero(p->mem_ctx, GROUP_MAP);
6239 if (!map) {
6240 return NT_STATUS_NO_MEMORY;
6241 }
6242
6243 /* check if that group really exists */
6244 become_root();
6245 ret = get_domain_group_from_sid(info_sid, map);
6246 unbecome_root();
6247 if (!ret)
6248 return NT_STATUS_NO_SUCH_GROUP;
6249
6250 TALLOC_FREE(map);
6251
6252 ginfo = policy_handle_create(p, r->out.group_handle,
6253 acc_granted,
6254 struct samr_group_info, &status);
6255 if (!NT_STATUS_IS_OK(status)) {
6256 return status;
6257 }
6258 ginfo->sid = info_sid;
6259
6260 return NT_STATUS_OK;
6261 }
6262
6263 /*********************************************************************
6264 _samr_RemoveMemberFromForeignDomain
6265 *********************************************************************/
6266
6267 NTSTATUS _samr_RemoveMemberFromForeignDomain(struct pipes_struct *p,
6268 struct samr_RemoveMemberFromForeignDomain *r)
6269 {
6270 struct samr_domain_info *dinfo;
6271 NTSTATUS result;
6272
6273 DEBUG(5,("_samr_RemoveMemberFromForeignDomain: removing SID [%s]\n",
6274 sid_string_dbg(r->in.sid)));
6275
6276 /* Find the policy handle. Open a policy on it. */
6277
6278 dinfo = policy_handle_find(p, r->in.domain_handle,
6279 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
6280 struct samr_domain_info, &result);
6281 if (!NT_STATUS_IS_OK(result)) {
6282 return result;
6283 }
6284
6285 DEBUG(8, ("_samr_RemoveMemberFromForeignDomain: sid is %s\n",
6286 sid_string_dbg(&dinfo->sid)));
6287
6288 /* we can only delete a user from a group since we don't have
6289 nested groups anyways. So in the latter case, just say OK */
6290
6291 /* TODO: The above comment nowadays is bogus. Since we have nested
6292 * groups now, and aliases members are never reported out of the unix
6293 * group membership, the "just say OK" makes this call a no-op. For
6294 * us. This needs fixing however. */
6295
6296 /* I've only ever seen this in the wild when deleting a user from
6297 * usrmgr.exe. domain_sid is the builtin domain, and the sid to delete
6298 * is the user about to be deleted. I very much suspect this is the
6299 * only application of this call. To verify this, let people report
6300 * other cases. */
6301
6302 if (!sid_check_is_builtin(&dinfo->sid)) {
6303 DEBUG(1,("_samr_RemoveMemberFromForeignDomain: domain_sid = %s, "
6304 "global_sam_sid() = %s\n",
6305 sid_string_dbg(&dinfo->sid),
6306 sid_string_dbg(get_global_sam_sid())));
6307 DEBUGADD(1,("please report to samba-technical@lists.samba.org!\n"));
6308 return NT_STATUS_OK;
6309 }
6310
6311 force_flush_samr_cache(&dinfo->sid);
6312
6313 result = NT_STATUS_OK;
6314
6315 return result;
6316 }
6317
6318 /*******************************************************************
6319 _samr_QueryDomainInfo2
6320 ********************************************************************/
6321
6322 NTSTATUS _samr_QueryDomainInfo2(struct pipes_struct *p,
6323 struct samr_QueryDomainInfo2 *r)
6324 {
6325 struct samr_QueryDomainInfo q;
6326
6327 q.in.domain_handle = r->in.domain_handle;
6328 q.in.level = r->in.level;
6329
6330 q.out.info = r->out.info;
6331
6332 return _samr_QueryDomainInfo(p, &q);
6333 }
6334
6335 /*******************************************************************
6336 ********************************************************************/
6337
6338 static NTSTATUS set_dom_info_1(TALLOC_CTX *mem_ctx,
6339 struct samr_DomInfo1 *r)
6340 {
6341 time_t u_expire, u_min_age;
6342
6343 u_expire = nt_time_to_unix_abs((NTTIME *)&r->max_password_age);
6344 u_min_age = nt_time_to_unix_abs((NTTIME *)&r->min_password_age);
6345
6346 pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
6347 (uint32_t)r->min_password_length);
6348 pdb_set_account_policy(PDB_POLICY_PASSWORD_HISTORY,
6349 (uint32_t)r->password_history_length);
6350 pdb_set_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
6351 (uint32_t)r->password_properties);
6352 pdb_set_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, (int)u_expire);
6353 pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, (int)u_min_age);
6354
6355 return NT_STATUS_OK;
6356 }
6357
6358 /*******************************************************************
6359 ********************************************************************/
6360
6361 static NTSTATUS set_dom_info_3(TALLOC_CTX *mem_ctx,
6362 struct samr_DomInfo3 *r)
6363 {
6364 time_t u_logout;
6365
6366 u_logout = nt_time_to_unix_abs((NTTIME *)&r->force_logoff_time);
6367
6368 pdb_set_account_policy(PDB_POLICY_TIME_TO_LOGOUT, (int)u_logout);
6369
6370 return NT_STATUS_OK;
6371 }
6372
6373 /*******************************************************************
6374 ********************************************************************/
6375
6376 static NTSTATUS set_dom_info_12(TALLOC_CTX *mem_ctx,
6377 struct samr_DomInfo12 *r)
6378 {
6379 time_t u_lock_duration, u_reset_time;
6380
6381 /*
6382 * It is not possible to set lockout_duration < lockout_window.
6383 * (The test is the other way around since the negative numbers
6384 * are stored...)
6385 *
6386 * This constraint is documented here for the samr rpc service:
6387 * MS-SAMR 3.1.1.6 Attribute Constraints for Originating Updates
6388 * http://msdn.microsoft.com/en-us/library/cc245667%28PROT.10%29.aspx
6389 *
6390 * And here for the ldap backend:
6391 * MS-ADTS 3.1.1.5.3.2 Constraints
6392 * http://msdn.microsoft.com/en-us/library/cc223462(PROT.10).aspx
6393 */
6394 if (r->lockout_duration > r->lockout_window) {
6395 return NT_STATUS_INVALID_PARAMETER;
6396 }
6397
6398 u_lock_duration = nt_time_to_unix_abs((NTTIME *)&r->lockout_duration);
6399 if (u_lock_duration != -1) {
6400 u_lock_duration /= 60;
6401 }
6402
6403 u_reset_time = nt_time_to_unix_abs((NTTIME *)&r->lockout_window)/60;
6404
6405 pdb_set_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, (int)u_lock_duration);
6406 pdb_set_account_policy(PDB_POLICY_RESET_COUNT_TIME, (int)u_reset_time);
6407 pdb_set_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT,
6408 (uint32_t)r->lockout_threshold);
6409
6410 return NT_STATUS_OK;
6411 }
6412
6413 /*******************************************************************
6414 _samr_SetDomainInfo
6415 ********************************************************************/
6416
6417 NTSTATUS _samr_SetDomainInfo(struct pipes_struct *p,
6418 struct samr_SetDomainInfo *r)
6419 {
6420 NTSTATUS status;
6421 uint32_t acc_required = 0;
6422
6423 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
6424
6425 switch (r->in.level) {
6426 case 1: /* DomainPasswordInformation */
6427 case 12: /* DomainLockoutInformation */
6428 /* DOMAIN_WRITE_PASSWORD_PARAMETERS */
6429 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_1;
6430 break;
6431 case 3: /* DomainLogoffInformation */
6432 case 4: /* DomainOemInformation */
6433 /* DOMAIN_WRITE_OTHER_PARAMETERS */
6434 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_2;
6435 break;
6436 case 6: /* DomainReplicationInformation */
6437 case 9: /* DomainStateInformation */
6438 case 7: /* DomainServerRoleInformation */
6439 /* DOMAIN_ADMINISTER_SERVER */
6440 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_3;
6441 break;
6442 default:
6443 return NT_STATUS_INVALID_INFO_CLASS;
6444 }
6445
6446 (void)policy_handle_find(p, r->in.domain_handle,
6447 acc_required, NULL,
6448 struct samr_domain_info, &status);
6449 if (!NT_STATUS_IS_OK(status)) {
6450 return status;
6451 }
6452
6453 DEBUG(5,("_samr_SetDomainInfo: level: %d\n", r->in.level));
6454
6455 switch (r->in.level) {
6456 case 1:
6457 status = set_dom_info_1(p->mem_ctx, &r->in.info->info1);
6458 break;
6459 case 3:
6460 status = set_dom_info_3(p->mem_ctx, &r->in.info->info3);
6461 break;
6462 case 4:
6463 break;
6464 case 6:
6465 break;
6466 case 7:
6467 break;
6468 case 9:
6469 break;
6470 case 12:
6471 status = set_dom_info_12(p->mem_ctx, &r->in.info->info12);
6472 break;
6473 default:
6474 return NT_STATUS_INVALID_INFO_CLASS;
6475 }
6476
6477 if (!NT_STATUS_IS_OK(status)) {
6478 return status;
6479 }
6480
6481 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
6482
6483 return NT_STATUS_OK;
6484 }
6485
6486 /****************************************************************
6487 _samr_GetDisplayEnumerationIndex
6488 ****************************************************************/
6489
6490 NTSTATUS _samr_GetDisplayEnumerationIndex(struct pipes_struct *p,
6491 struct samr_GetDisplayEnumerationIndex *r)
6492 {
6493 struct samr_domain_info *dinfo;
6494 uint32_t max_entries = (uint32_t) -1;
6495 uint32_t enum_context = 0;
6496 int i;
6497 uint32_t num_account = 0;
6498 struct samr_displayentry *entries = NULL;
6499 NTSTATUS status;
6500
6501 DEBUG(5,("_samr_GetDisplayEnumerationIndex: %d\n", __LINE__));
6502
6503 dinfo = policy_handle_find(p, r->in.domain_handle,
6504 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
6505 struct samr_domain_info, &status);
6506 if (!NT_STATUS_IS_OK(status)) {
6507 return status;
6508 }
6509
6510 if ((r->in.level < 1) || (r->in.level > 3)) {
6511 DEBUG(0,("_samr_GetDisplayEnumerationIndex: "
6512 "Unknown info level (%u)\n",
6513 r->in.level));
6514 return NT_STATUS_INVALID_INFO_CLASS;
6515 }
6516
6517 become_root();
6518
6519 /* The following done as ROOT. Don't return without unbecome_root(). */
6520
6521 switch (r->in.level) {
6522 case 1:
6523 if (dinfo->disp_info->users == NULL) {
6524 dinfo->disp_info->users = pdb_search_users(
6525 dinfo->disp_info, ACB_NORMAL);
6526 if (dinfo->disp_info->users == NULL) {
6527 unbecome_root();
6528 return NT_STATUS_ACCESS_DENIED;
6529 }
6530 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6531 "starting user enumeration at index %u\n",
6532 (unsigned int)enum_context));
6533 } else {
6534 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6535 "using cached user enumeration at index %u\n",
6536 (unsigned int)enum_context));
6537 }
6538 num_account = pdb_search_entries(dinfo->disp_info->users,
6539 enum_context, max_entries,
6540 &entries);
6541 break;
6542 case 2:
6543 if (dinfo->disp_info->machines == NULL) {
6544 dinfo->disp_info->machines = pdb_search_users(
6545 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
6546 if (dinfo->disp_info->machines == NULL) {
6547 unbecome_root();
6548 return NT_STATUS_ACCESS_DENIED;
6549 }
6550 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6551 "starting machine enumeration at index %u\n",
6552 (unsigned int)enum_context));
6553 } else {
6554 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6555 "using cached machine enumeration at index %u\n",
6556 (unsigned int)enum_context));
6557 }
6558 num_account = pdb_search_entries(dinfo->disp_info->machines,
6559 enum_context, max_entries,
6560 &entries);
6561 break;
6562 case 3:
6563 if (dinfo->disp_info->groups == NULL) {
6564 dinfo->disp_info->groups = pdb_search_groups(
6565 dinfo->disp_info);
6566 if (dinfo->disp_info->groups == NULL) {
6567 unbecome_root();
6568 return NT_STATUS_ACCESS_DENIED;
6569 }
6570 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6571 "starting group enumeration at index %u\n",
6572 (unsigned int)enum_context));
6573 } else {
6574 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6575 "using cached group enumeration at index %u\n",
6576 (unsigned int)enum_context));
6577 }
6578 num_account = pdb_search_entries(dinfo->disp_info->groups,
6579 enum_context, max_entries,
6580 &entries);
6581 break;
6582 default:
6583 unbecome_root();
6584 smb_panic("info class changed");
6585 break;
6586 }
6587
6588 unbecome_root();
6589
6590 /* Ensure we cache this enumeration. */
6591 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
6592
6593 DEBUG(10,("_samr_GetDisplayEnumerationIndex: looking for :%s\n",
6594 r->in.name->string));
6595
6596 for (i=0; i<num_account; i++) {
6597 if (strequal(entries[i].account_name, r->in.name->string)) {
6598 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6599 "found %s at idx %d\n",
6600 r->in.name->string, i));
6601 *r->out.idx = i;
6602 return NT_STATUS_OK;
6603 }
6604 }
6605
6606 /* assuming account_name lives at the very end */
6607 *r->out.idx = num_account;
6608
6609 return NT_STATUS_NO_MORE_ENTRIES;
6610 }
6611
6612 /****************************************************************
6613 _samr_GetDisplayEnumerationIndex2
6614 ****************************************************************/
6615
6616 NTSTATUS _samr_GetDisplayEnumerationIndex2(struct pipes_struct *p,
6617 struct samr_GetDisplayEnumerationIndex2 *r)
6618 {
6619 struct samr_GetDisplayEnumerationIndex q;
6620
6621 q.in.domain_handle = r->in.domain_handle;
6622 q.in.level = r->in.level;
6623 q.in.name = r->in.name;
6624
6625 q.out.idx = r->out.idx;
6626
6627 return _samr_GetDisplayEnumerationIndex(p, &q);
6628 }
6629
6630 /****************************************************************
6631 _samr_RidToSid
6632 ****************************************************************/
6633
6634 NTSTATUS _samr_RidToSid(struct pipes_struct *p,
6635 struct samr_RidToSid *r)
6636 {
6637 struct samr_domain_info *dinfo;
6638 NTSTATUS status;
6639 struct dom_sid sid;
6640
6641 dinfo = policy_handle_find(p, r->in.domain_handle,
6642 0, NULL,
6643 struct samr_domain_info, &status);
6644 if (!NT_STATUS_IS_OK(status)) {
6645 return status;
6646 }
6647
6648 if (!sid_compose(&sid, &dinfo->sid, r->in.rid)) {
6649 return NT_STATUS_NO_MEMORY;
6650 }
6651
6652 *r->out.sid = dom_sid_dup(p->mem_ctx, &sid);
6653 if (!*r->out.sid) {
6654 return NT_STATUS_NO_MEMORY;
6655 }
6656
6657 return NT_STATUS_OK;
6658 }
6659
6660 /****************************************************************
6661 ****************************************************************/
6662
6663 static enum samr_ValidationStatus samr_ValidatePassword_Change(TALLOC_CTX *mem_ctx,
6664 const struct samr_PwInfo *dom_pw_info,
6665 const struct samr_ValidatePasswordReq2 *req,
6666 struct samr_ValidatePasswordRepCtr *rep)
6667 {
6668 NTSTATUS status;
6669
6670 if (req->password.string == NULL) {
6671 return SAMR_VALIDATION_STATUS_SUCCESS;
6672 }
6673 if (strlen(req->password.string) < dom_pw_info->min_password_length) {
6674 ZERO_STRUCT(rep->info);
6675 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
6676 }
6677 if (dom_pw_info->password_properties & DOMAIN_PASSWORD_COMPLEX) {
6678 status = check_password_complexity(req->account.string,
6679 req->password.string,
6680 NULL);
6681 if (!NT_STATUS_IS_OK(status)) {
6682 ZERO_STRUCT(rep->info);
6683 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
6684 }
6685 }
6686
6687 return SAMR_VALIDATION_STATUS_SUCCESS;
6688 }
6689
6690 /****************************************************************
6691 ****************************************************************/
6692
6693 static enum samr_ValidationStatus samr_ValidatePassword_Reset(TALLOC_CTX *mem_ctx,
6694 const struct samr_PwInfo *dom_pw_info,
6695 const struct samr_ValidatePasswordReq3 *req,
6696 struct samr_ValidatePasswordRepCtr *rep)
6697 {
6698 NTSTATUS status;
6699
6700 if (req->password.string == NULL) {
6701 return SAMR_VALIDATION_STATUS_SUCCESS;
6702 }
6703 if (strlen(req->password.string) < dom_pw_info->min_password_length) {
6704 ZERO_STRUCT(rep->info);
6705 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
6706 }
6707 if (dom_pw_info->password_properties & DOMAIN_PASSWORD_COMPLEX) {
6708 status = check_password_complexity(req->account.string,
6709 req->password.string,
6710 NULL);
6711 if (!NT_STATUS_IS_OK(status)) {
6712 ZERO_STRUCT(rep->info);
6713 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
6714 }
6715 }
6716
6717 return SAMR_VALIDATION_STATUS_SUCCESS;
6718 }
6719
6720 /****************************************************************
6721 _samr_ValidatePassword
6722 ****************************************************************/
6723
6724 NTSTATUS _samr_ValidatePassword(struct pipes_struct *p,
6725 struct samr_ValidatePassword *r)
6726 {
6727 union samr_ValidatePasswordRep *rep;
6728 NTSTATUS status;
6729 struct samr_GetDomPwInfo pw;
6730 struct samr_PwInfo dom_pw_info;
6731
6732 if (p->transport != NCACN_IP_TCP && p->transport != NCALRPC) {
6733 p->fault_state = DCERPC_FAULT_ACCESS_DENIED;
6734 return NT_STATUS_ACCESS_DENIED;
6735 }
6736
6737 if (r->in.level < 1 || r->in.level > 3) {
6738 return NT_STATUS_INVALID_INFO_CLASS;
6739 }
6740
6741 pw.in.domain_name = NULL;
6742 pw.out.info = &dom_pw_info;
6743
6744 status = _samr_GetDomPwInfo(p, &pw);
6745 if (!NT_STATUS_IS_OK(status)) {
6746 return status;
6747 }
6748
6749 rep = talloc_zero(p->mem_ctx, union samr_ValidatePasswordRep);
6750 if (!rep) {
6751 return NT_STATUS_NO_MEMORY;
6752 }
6753
6754 switch (r->in.level) {
6755 case 1:
6756 status = NT_STATUS_NOT_SUPPORTED;
6757 break;
6758 case 2:
6759 rep->ctr2.status = samr_ValidatePassword_Change(p->mem_ctx,
6760 &dom_pw_info,
6761 &r->in.req->req2,
6762 &rep->ctr2);
6763 break;
6764 case 3:
6765 rep->ctr3.status = samr_ValidatePassword_Reset(p->mem_ctx,
6766 &dom_pw_info,
6767 &r->in.req->req3,
6768 &rep->ctr3);
6769 break;
6770 default:
6771 status = NT_STATUS_INVALID_INFO_CLASS;
6772 break;
6773 }
6774
6775 if (!NT_STATUS_IS_OK(status)) {
6776 talloc_free(rep);
6777 return status;
6778 }
6779
6780 *r->out.rep = rep;
6781
6782 return NT_STATUS_OK;
6783 }
6784
6785 /****************************************************************
6786 ****************************************************************/
6787
6788 NTSTATUS _samr_Shutdown(struct pipes_struct *p,
6789 struct samr_Shutdown *r)
6790 {
6791 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6792 return NT_STATUS_NOT_IMPLEMENTED;
6793 }
6794
6795 /****************************************************************
6796 ****************************************************************/
6797
6798 NTSTATUS _samr_SetMemberAttributesOfGroup(struct pipes_struct *p,
6799 struct samr_SetMemberAttributesOfGroup *r)
6800 {
6801 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6802 return NT_STATUS_NOT_IMPLEMENTED;
6803 }
6804
6805 /****************************************************************
6806 ****************************************************************/
6807
6808 NTSTATUS _samr_TestPrivateFunctionsDomain(struct pipes_struct *p,
6809 struct samr_TestPrivateFunctionsDomain *r)
6810 {
6811 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6812 return NT_STATUS_NOT_IMPLEMENTED;
6813 }
6814
6815 /****************************************************************
6816 ****************************************************************/
6817
6818 NTSTATUS _samr_TestPrivateFunctionsUser(struct pipes_struct *p,
6819 struct samr_TestPrivateFunctionsUser *r)
6820 {
6821 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6822 return NT_STATUS_NOT_IMPLEMENTED;
6823 }
6824
6825 /****************************************************************
6826 ****************************************************************/
6827
6828 NTSTATUS _samr_AddMultipleMembersToAlias(struct pipes_struct *p,
6829 struct samr_AddMultipleMembersToAlias *r)
6830 {
6831 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6832 return NT_STATUS_NOT_IMPLEMENTED;
6833 }
6834
6835 /****************************************************************
6836 ****************************************************************/
6837
6838 NTSTATUS _samr_RemoveMultipleMembersFromAlias(struct pipes_struct *p,
6839 struct samr_RemoveMultipleMembersFromAlias *r)
6840 {
6841 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6842 return NT_STATUS_NOT_IMPLEMENTED;
6843 }
6844
6845 /****************************************************************
6846 ****************************************************************/
6847
6848 NTSTATUS _samr_SetBootKeyInformation(struct pipes_struct *p,
6849 struct samr_SetBootKeyInformation *r)
6850 {
6851 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6852 return NT_STATUS_NOT_IMPLEMENTED;
6853 }
6854
6855 /****************************************************************
6856 ****************************************************************/
6857
6858 NTSTATUS _samr_GetBootKeyInformation(struct pipes_struct *p,
6859 struct samr_GetBootKeyInformation *r)
6860 {
6861 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6862 return NT_STATUS_NOT_IMPLEMENTED;
6863 }
6864
6865 /****************************************************************
6866 ****************************************************************/
6867
6868 NTSTATUS _samr_SetDsrmPassword(struct pipes_struct *p,
6869 struct samr_SetDsrmPassword *r)
6870 {
6871 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6872 return NT_STATUS_NOT_IMPLEMENTED;
6873 }
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