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s3: rename sid_check_is_domain() to sid_check_is_our_sam()
[Samba/gebeck_regimport.git] / source3 / rpc_server / samr / srv_samr_nt.c
blob2363fd434b605d5723f02562fade5eb4e56b7eff
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 timed_event *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_domain(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 event_context *ev_ctx,
282 struct timed_event *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 = event_add_timed(
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_domain(&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() && *lp_check_password_script()) {
549 password_properties |= DOMAIN_PASSWORD_COMPLEX;
550 }
551
552 break;
553 default:
554 break;
555 }
556
557 r->out.info->min_password_length = min_password_length;
558 r->out.info->password_properties = password_properties;
559
560 DEBUG(5,("_samr_GetUserPwInfo: %d\n", __LINE__));
561
562 return NT_STATUS_OK;
563 }
564
565 /*******************************************************************
566 _samr_SetSecurity
567 ********************************************************************/
568
569 NTSTATUS _samr_SetSecurity(struct pipes_struct *p,
570 struct samr_SetSecurity *r)
571 {
572 struct samr_user_info *uinfo;
573 uint32 i;
574 struct security_acl *dacl;
575 bool ret;
576 struct samu *sampass=NULL;
577 NTSTATUS status;
578
579 uinfo = policy_handle_find(p, r->in.handle,
580 SAMR_USER_ACCESS_SET_ATTRIBUTES, NULL,
581 struct samr_user_info, &status);
582 if (!NT_STATUS_IS_OK(status)) {
583 return status;
584 }
585
586 if (!(sampass = samu_new( p->mem_ctx))) {
587 DEBUG(0,("No memory!\n"));
588 return NT_STATUS_NO_MEMORY;
589 }
590
591 /* get the user record */
592 become_root();
593 ret = pdb_getsampwsid(sampass, &uinfo->sid);
594 unbecome_root();
595
596 if (!ret) {
597 DEBUG(4, ("User %s not found\n",
598 sid_string_dbg(&uinfo->sid)));
599 TALLOC_FREE(sampass);
600 return NT_STATUS_INVALID_HANDLE;
601 }
602
603 dacl = r->in.sdbuf->sd->dacl;
604 for (i=0; i < dacl->num_aces; i++) {
605 if (dom_sid_equal(&uinfo->sid, &dacl->aces[i].trustee)) {
606 ret = pdb_set_pass_can_change(sampass,
607 (dacl->aces[i].access_mask &
608 SAMR_USER_ACCESS_CHANGE_PASSWORD) ?
609 True: False);
610 break;
611 }
612 }
613
614 if (!ret) {
615 TALLOC_FREE(sampass);
616 return NT_STATUS_ACCESS_DENIED;
617 }
618
619 become_root();
620 status = pdb_update_sam_account(sampass);
621 unbecome_root();
622
623 TALLOC_FREE(sampass);
624
625 return status;
626 }
627
628 /*******************************************************************
629 build correct perms based on policies and password times for _samr_query_sec_obj
630 *******************************************************************/
631 static bool check_change_pw_access(TALLOC_CTX *mem_ctx, struct dom_sid *user_sid)
632 {
633 struct samu *sampass=NULL;
634 bool ret;
635
636 if ( !(sampass = samu_new( mem_ctx )) ) {
637 DEBUG(0,("No memory!\n"));
638 return False;
639 }
640
641 become_root();
642 ret = pdb_getsampwsid(sampass, user_sid);
643 unbecome_root();
644
645 if (ret == False) {
646 DEBUG(4,("User %s not found\n", sid_string_dbg(user_sid)));
647 TALLOC_FREE(sampass);
648 return False;
649 }
650
651 DEBUG(3,("User:[%s]\n", pdb_get_username(sampass) ));
652
653 if (pdb_get_pass_can_change(sampass)) {
654 TALLOC_FREE(sampass);
655 return True;
656 }
657 TALLOC_FREE(sampass);
658 return False;
659 }
660
661
662 /*******************************************************************
663 _samr_QuerySecurity
664 ********************************************************************/
665
666 NTSTATUS _samr_QuerySecurity(struct pipes_struct *p,
667 struct samr_QuerySecurity *r)
668 {
669 struct samr_domain_info *dinfo;
670 struct samr_user_info *uinfo;
671 struct samr_group_info *ginfo;
672 struct samr_alias_info *ainfo;
673 NTSTATUS status;
674 struct security_descriptor * psd = NULL;
675 size_t sd_size = 0;
676
677 (void)policy_handle_find(p, r->in.handle,
678 SEC_STD_READ_CONTROL, NULL,
679 struct samr_connect_info, &status);
680 if (NT_STATUS_IS_OK(status)) {
681 DEBUG(5,("_samr_QuerySecurity: querying security on SAM\n"));
682 status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size,
683 &sam_generic_mapping, NULL, 0);
684 goto done;
685 }
686
687 dinfo = policy_handle_find(p, r->in.handle,
688 SEC_STD_READ_CONTROL, NULL,
689 struct samr_domain_info, &status);
690 if (NT_STATUS_IS_OK(status)) {
691 DEBUG(5,("_samr_QuerySecurity: querying security on Domain "
692 "with SID: %s\n", sid_string_dbg(&dinfo->sid)));
693 /*
694 * TODO: Builtin probably needs a different SD with restricted
695 * write access
696 */
697 status = make_samr_object_sd(p->mem_ctx, &psd, &sd_size,
698 &dom_generic_mapping, NULL, 0);
699 goto done;
700 }
701
702 uinfo = policy_handle_find(p, r->in.handle,
703 SEC_STD_READ_CONTROL, NULL,
704 struct samr_user_info, &status);
705 if (NT_STATUS_IS_OK(status)) {
706 DEBUG(10,("_samr_QuerySecurity: querying security on user "
707 "Object with SID: %s\n",
708 sid_string_dbg(&uinfo->sid)));
709 if (check_change_pw_access(p->mem_ctx, &uinfo->sid)) {
710 status = make_samr_object_sd(
711 p->mem_ctx, &psd, &sd_size,
712 &usr_generic_mapping,
713 &uinfo->sid, SAMR_USR_RIGHTS_WRITE_PW);
714 } else {
715 status = make_samr_object_sd(
716 p->mem_ctx, &psd, &sd_size,
717 &usr_nopwchange_generic_mapping,
718 &uinfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
719 }
720 goto done;
721 }
722
723 ginfo = policy_handle_find(p, r->in.handle,
724 SEC_STD_READ_CONTROL, NULL,
725 struct samr_group_info, &status);
726 if (NT_STATUS_IS_OK(status)) {
727 /*
728 * TODO: different SDs have to be generated for aliases groups
729 * and users. Currently all three get a default user SD
730 */
731 DEBUG(10,("_samr_QuerySecurity: querying security on group "
732 "Object with SID: %s\n",
733 sid_string_dbg(&ginfo->sid)));
734 status = make_samr_object_sd(
735 p->mem_ctx, &psd, &sd_size,
736 &usr_nopwchange_generic_mapping,
737 &ginfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
738 goto done;
739 }
740
741 ainfo = policy_handle_find(p, r->in.handle,
742 SEC_STD_READ_CONTROL, NULL,
743 struct samr_alias_info, &status);
744 if (NT_STATUS_IS_OK(status)) {
745 /*
746 * TODO: different SDs have to be generated for aliases groups
747 * and users. Currently all three get a default user SD
748 */
749 DEBUG(10,("_samr_QuerySecurity: querying security on alias "
750 "Object with SID: %s\n",
751 sid_string_dbg(&ainfo->sid)));
752 status = make_samr_object_sd(
753 p->mem_ctx, &psd, &sd_size,
754 &usr_nopwchange_generic_mapping,
755 &ainfo->sid, SAMR_USR_RIGHTS_CANT_WRITE_PW);
756 goto done;
757 }
758
759 return NT_STATUS_OBJECT_TYPE_MISMATCH;
760 done:
761 if ((*r->out.sdbuf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
762 return NT_STATUS_NO_MEMORY;
763
764 return status;
765 }
766
767 /*******************************************************************
768 makes a SAM_ENTRY / UNISTR2* structure from a user list.
769 ********************************************************************/
770
771 static NTSTATUS make_user_sam_entry_list(TALLOC_CTX *ctx,
772 struct samr_SamEntry **sam_pp,
773 uint32_t num_entries,
774 uint32_t start_idx,
775 struct samr_displayentry *entries)
776 {
777 uint32_t i;
778 struct samr_SamEntry *sam;
779
780 *sam_pp = NULL;
781
782 if (num_entries == 0) {
783 return NT_STATUS_OK;
784 }
785
786 sam = talloc_zero_array(ctx, struct samr_SamEntry, num_entries);
787 if (sam == NULL) {
788 DEBUG(0, ("make_user_sam_entry_list: TALLOC_ZERO failed!\n"));
789 return NT_STATUS_NO_MEMORY;
790 }
791
792 for (i = 0; i < num_entries; i++) {
793 #if 0
794 /*
795 * usrmgr expects a non-NULL terminated string with
796 * trust relationships
797 */
798 if (entries[i].acct_flags & ACB_DOMTRUST) {
799 init_unistr2(&uni_temp_name, entries[i].account_name,
800 UNI_FLAGS_NONE);
801 } else {
802 init_unistr2(&uni_temp_name, entries[i].account_name,
803 UNI_STR_TERMINATE);
804 }
805 #endif
806 init_lsa_String(&sam[i].name, entries[i].account_name);
807 sam[i].idx = entries[i].rid;
808 }
809
810 *sam_pp = sam;
811
812 return NT_STATUS_OK;
813 }
814
815 #define MAX_SAM_ENTRIES MAX_SAM_ENTRIES_W2K
816
817 /*******************************************************************
818 _samr_EnumDomainUsers
819 ********************************************************************/
820
821 NTSTATUS _samr_EnumDomainUsers(struct pipes_struct *p,
822 struct samr_EnumDomainUsers *r)
823 {
824 NTSTATUS status;
825 struct samr_domain_info *dinfo;
826 int num_account;
827 uint32 enum_context = *r->in.resume_handle;
828 enum remote_arch_types ra_type = get_remote_arch();
829 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
830 uint32 max_entries = max_sam_entries;
831 struct samr_displayentry *entries = NULL;
832 struct samr_SamArray *samr_array = NULL;
833 struct samr_SamEntry *samr_entries = NULL;
834
835 DEBUG(5,("_samr_EnumDomainUsers: %d\n", __LINE__));
836
837 dinfo = policy_handle_find(p, r->in.domain_handle,
838 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
839 struct samr_domain_info, &status);
840 if (!NT_STATUS_IS_OK(status)) {
841 return status;
842 }
843
844 samr_array = talloc_zero(p->mem_ctx, struct samr_SamArray);
845 if (!samr_array) {
846 return NT_STATUS_NO_MEMORY;
847 }
848 *r->out.sam = samr_array;
849
850 if (sid_check_is_builtin(&dinfo->sid)) {
851 /* No users in builtin. */
852 *r->out.resume_handle = *r->in.resume_handle;
853 DEBUG(5,("_samr_EnumDomainUsers: No users in BUILTIN\n"));
854 return status;
855 }
856
857 become_root();
858
859 /* AS ROOT !!!! */
860
861 if ((dinfo->disp_info->enum_users != NULL) &&
862 (dinfo->disp_info->enum_acb_mask != r->in.acct_flags)) {
863 TALLOC_FREE(dinfo->disp_info->enum_users);
864 }
865
866 if (dinfo->disp_info->enum_users == NULL) {
867 dinfo->disp_info->enum_users = pdb_search_users(
868 dinfo->disp_info, r->in.acct_flags);
869 dinfo->disp_info->enum_acb_mask = r->in.acct_flags;
870 }
871
872 if (dinfo->disp_info->enum_users == NULL) {
873 /* END AS ROOT !!!! */
874 unbecome_root();
875 return NT_STATUS_ACCESS_DENIED;
876 }
877
878 num_account = pdb_search_entries(dinfo->disp_info->enum_users,
879 enum_context, max_entries,
880 &entries);
881
882 /* END AS ROOT !!!! */
883
884 unbecome_root();
885
886 if (num_account == 0) {
887 DEBUG(5, ("_samr_EnumDomainUsers: enumeration handle over "
888 "total entries\n"));
889 *r->out.resume_handle = *r->in.resume_handle;
890 return NT_STATUS_OK;
891 }
892
893 status = make_user_sam_entry_list(p->mem_ctx, &samr_entries,
894 num_account, enum_context,
895 entries);
896 if (!NT_STATUS_IS_OK(status)) {
897 return status;
898 }
899
900 if (max_entries <= num_account) {
901 status = STATUS_MORE_ENTRIES;
902 } else {
903 status = NT_STATUS_OK;
904 }
905
906 /* Ensure we cache this enumeration. */
907 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
908
909 DEBUG(5, ("_samr_EnumDomainUsers: %d\n", __LINE__));
910
911 samr_array->count = num_account;
912 samr_array->entries = samr_entries;
913
914 *r->out.resume_handle = *r->in.resume_handle + num_account;
915 *r->out.num_entries = num_account;
916
917 DEBUG(5,("_samr_EnumDomainUsers: %d\n", __LINE__));
918
919 return status;
920 }
921
922 /*******************************************************************
923 makes a SAM_ENTRY / UNISTR2* structure from a group list.
924 ********************************************************************/
925
926 static void make_group_sam_entry_list(TALLOC_CTX *ctx,
927 struct samr_SamEntry **sam_pp,
928 uint32_t num_sam_entries,
929 struct samr_displayentry *entries)
930 {
931 struct samr_SamEntry *sam;
932 uint32_t i;
933
934 *sam_pp = NULL;
935
936 if (num_sam_entries == 0) {
937 return;
938 }
939
940 sam = talloc_zero_array(ctx, struct samr_SamEntry, num_sam_entries);
941 if (sam == NULL) {
942 return;
943 }
944
945 for (i = 0; i < num_sam_entries; i++) {
946 /*
947 * JRA. I think this should include the null. TNG does not.
948 */
949 init_lsa_String(&sam[i].name, entries[i].account_name);
950 sam[i].idx = entries[i].rid;
951 }
952
953 *sam_pp = sam;
954 }
955
956 /*******************************************************************
957 _samr_EnumDomainGroups
958 ********************************************************************/
959
960 NTSTATUS _samr_EnumDomainGroups(struct pipes_struct *p,
961 struct samr_EnumDomainGroups *r)
962 {
963 NTSTATUS status;
964 struct samr_domain_info *dinfo;
965 struct samr_displayentry *groups;
966 uint32 num_groups;
967 struct samr_SamArray *samr_array = NULL;
968 struct samr_SamEntry *samr_entries = NULL;
969
970 dinfo = policy_handle_find(p, r->in.domain_handle,
971 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
972 struct samr_domain_info, &status);
973 if (!NT_STATUS_IS_OK(status)) {
974 return status;
975 }
976
977 DEBUG(5,("_samr_EnumDomainGroups: %d\n", __LINE__));
978
979 samr_array = talloc_zero(p->mem_ctx, struct samr_SamArray);
980 if (!samr_array) {
981 return NT_STATUS_NO_MEMORY;
982 }
983 *r->out.sam = samr_array;
984
985 if (sid_check_is_builtin(&dinfo->sid)) {
986 /* No groups in builtin. */
987 *r->out.resume_handle = *r->in.resume_handle;
988 DEBUG(5,("_samr_EnumDomainGroups: No groups in BUILTIN\n"));
989 return status;
990 }
991
992 /* the domain group array is being allocated in the function below */
993
994 become_root();
995
996 if (dinfo->disp_info->groups == NULL) {
997 dinfo->disp_info->groups = pdb_search_groups(dinfo->disp_info);
998
999 if (dinfo->disp_info->groups == NULL) {
1000 unbecome_root();
1001 return NT_STATUS_ACCESS_DENIED;
1002 }
1003 }
1004
1005 num_groups = pdb_search_entries(dinfo->disp_info->groups,
1006 *r->in.resume_handle,
1007 MAX_SAM_ENTRIES, &groups);
1008 unbecome_root();
1009
1010 /* Ensure we cache this enumeration. */
1011 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1012
1013 make_group_sam_entry_list(p->mem_ctx, &samr_entries,
1014 num_groups, groups);
1015
1016 if (MAX_SAM_ENTRIES <= num_groups) {
1017 status = STATUS_MORE_ENTRIES;
1018 } else {
1019 status = NT_STATUS_OK;
1020 }
1021
1022 samr_array->count = num_groups;
1023 samr_array->entries = samr_entries;
1024
1025 *r->out.num_entries = num_groups;
1026 *r->out.resume_handle = num_groups + *r->in.resume_handle;
1027
1028 DEBUG(5,("_samr_EnumDomainGroups: %d\n", __LINE__));
1029
1030 return status;
1031 }
1032
1033 /*******************************************************************
1034 _samr_EnumDomainAliases
1035 ********************************************************************/
1036
1037 NTSTATUS _samr_EnumDomainAliases(struct pipes_struct *p,
1038 struct samr_EnumDomainAliases *r)
1039 {
1040 NTSTATUS status;
1041 struct samr_domain_info *dinfo;
1042 struct samr_displayentry *aliases;
1043 uint32 num_aliases = 0;
1044 struct samr_SamArray *samr_array = NULL;
1045 struct samr_SamEntry *samr_entries = NULL;
1046
1047 dinfo = policy_handle_find(p, r->in.domain_handle,
1048 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1049 struct samr_domain_info, &status);
1050 if (!NT_STATUS_IS_OK(status)) {
1051 return status;
1052 }
1053
1054 DEBUG(5,("_samr_EnumDomainAliases: sid %s\n",
1055 sid_string_dbg(&dinfo->sid)));
1056
1057 samr_array = talloc_zero(p->mem_ctx, struct samr_SamArray);
1058 if (!samr_array) {
1059 return NT_STATUS_NO_MEMORY;
1060 }
1061
1062 become_root();
1063
1064 if (dinfo->disp_info->aliases == NULL) {
1065 dinfo->disp_info->aliases = pdb_search_aliases(
1066 dinfo->disp_info, &dinfo->sid);
1067 if (dinfo->disp_info->aliases == NULL) {
1068 unbecome_root();
1069 return NT_STATUS_ACCESS_DENIED;
1070 }
1071 }
1072
1073 num_aliases = pdb_search_entries(dinfo->disp_info->aliases,
1074 *r->in.resume_handle,
1075 MAX_SAM_ENTRIES, &aliases);
1076 unbecome_root();
1077
1078 /* Ensure we cache this enumeration. */
1079 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1080
1081 make_group_sam_entry_list(p->mem_ctx, &samr_entries,
1082 num_aliases, aliases);
1083
1084 DEBUG(5,("_samr_EnumDomainAliases: %d\n", __LINE__));
1085
1086 if (MAX_SAM_ENTRIES <= num_aliases) {
1087 status = STATUS_MORE_ENTRIES;
1088 } else {
1089 status = NT_STATUS_OK;
1090 }
1091
1092 samr_array->count = num_aliases;
1093 samr_array->entries = samr_entries;
1094
1095 *r->out.sam = samr_array;
1096 *r->out.num_entries = num_aliases;
1097 *r->out.resume_handle = num_aliases + *r->in.resume_handle;
1098
1099 return status;
1100 }
1101
1102 /*******************************************************************
1103 inits a samr_DispInfoGeneral structure.
1104 ********************************************************************/
1105
1106 static NTSTATUS init_samr_dispinfo_1(TALLOC_CTX *ctx,
1107 struct samr_DispInfoGeneral *r,
1108 uint32_t num_entries,
1109 uint32_t start_idx,
1110 struct samr_displayentry *entries)
1111 {
1112 uint32 i;
1113
1114 DEBUG(10, ("init_samr_dispinfo_1: num_entries: %d\n", num_entries));
1115
1116 if (num_entries == 0) {
1117 return NT_STATUS_OK;
1118 }
1119
1120 r->count = num_entries;
1121
1122 r->entries = talloc_zero_array(ctx, struct samr_DispEntryGeneral, num_entries);
1123 if (!r->entries) {
1124 return NT_STATUS_NO_MEMORY;
1125 }
1126
1127 for (i = 0; i < num_entries ; i++) {
1128
1129 init_lsa_String(&r->entries[i].account_name,
1130 entries[i].account_name);
1131
1132 init_lsa_String(&r->entries[i].description,
1133 entries[i].description);
1134
1135 init_lsa_String(&r->entries[i].full_name,
1136 entries[i].fullname);
1137
1138 r->entries[i].rid = entries[i].rid;
1139 r->entries[i].acct_flags = entries[i].acct_flags;
1140 r->entries[i].idx = start_idx+i+1;
1141 }
1142
1143 return NT_STATUS_OK;
1144 }
1145
1146 /*******************************************************************
1147 inits a samr_DispInfoFull structure.
1148 ********************************************************************/
1149
1150 static NTSTATUS init_samr_dispinfo_2(TALLOC_CTX *ctx,
1151 struct samr_DispInfoFull *r,
1152 uint32_t num_entries,
1153 uint32_t start_idx,
1154 struct samr_displayentry *entries)
1155 {
1156 uint32_t i;
1157
1158 DEBUG(10, ("init_samr_dispinfo_2: num_entries: %d\n", num_entries));
1159
1160 if (num_entries == 0) {
1161 return NT_STATUS_OK;
1162 }
1163
1164 r->count = num_entries;
1165
1166 r->entries = talloc_zero_array(ctx, struct samr_DispEntryFull, num_entries);
1167 if (!r->entries) {
1168 return NT_STATUS_NO_MEMORY;
1169 }
1170
1171 for (i = 0; i < num_entries ; i++) {
1172
1173 init_lsa_String(&r->entries[i].account_name,
1174 entries[i].account_name);
1175
1176 init_lsa_String(&r->entries[i].description,
1177 entries[i].description);
1178
1179 r->entries[i].rid = entries[i].rid;
1180 r->entries[i].acct_flags = entries[i].acct_flags;
1181 r->entries[i].idx = start_idx+i+1;
1182 }
1183
1184 return NT_STATUS_OK;
1185 }
1186
1187 /*******************************************************************
1188 inits a samr_DispInfoFullGroups structure.
1189 ********************************************************************/
1190
1191 static NTSTATUS init_samr_dispinfo_3(TALLOC_CTX *ctx,
1192 struct samr_DispInfoFullGroups *r,
1193 uint32_t num_entries,
1194 uint32_t start_idx,
1195 struct samr_displayentry *entries)
1196 {
1197 uint32_t i;
1198
1199 DEBUG(5, ("init_samr_dispinfo_3: num_entries: %d\n", num_entries));
1200
1201 if (num_entries == 0) {
1202 return NT_STATUS_OK;
1203 }
1204
1205 r->count = num_entries;
1206
1207 r->entries = talloc_zero_array(ctx, struct samr_DispEntryFullGroup, num_entries);
1208 if (!r->entries) {
1209 return NT_STATUS_NO_MEMORY;
1210 }
1211
1212 for (i = 0; i < num_entries ; i++) {
1213
1214 init_lsa_String(&r->entries[i].account_name,
1215 entries[i].account_name);
1216
1217 init_lsa_String(&r->entries[i].description,
1218 entries[i].description);
1219
1220 r->entries[i].rid = entries[i].rid;
1221 r->entries[i].acct_flags = entries[i].acct_flags;
1222 r->entries[i].idx = start_idx+i+1;
1223 }
1224
1225 return NT_STATUS_OK;
1226 }
1227
1228 /*******************************************************************
1229 inits a samr_DispInfoAscii structure.
1230 ********************************************************************/
1231
1232 static NTSTATUS init_samr_dispinfo_4(TALLOC_CTX *ctx,
1233 struct samr_DispInfoAscii *r,
1234 uint32_t num_entries,
1235 uint32_t start_idx,
1236 struct samr_displayentry *entries)
1237 {
1238 uint32_t i;
1239
1240 DEBUG(5, ("init_samr_dispinfo_4: num_entries: %d\n", num_entries));
1241
1242 if (num_entries == 0) {
1243 return NT_STATUS_OK;
1244 }
1245
1246 r->count = num_entries;
1247
1248 r->entries = talloc_zero_array(ctx, struct samr_DispEntryAscii, num_entries);
1249 if (!r->entries) {
1250 return NT_STATUS_NO_MEMORY;
1251 }
1252
1253 for (i = 0; i < num_entries ; i++) {
1254
1255 init_lsa_AsciiStringLarge(&r->entries[i].account_name,
1256 entries[i].account_name);
1257
1258 r->entries[i].idx = start_idx+i+1;
1259 }
1260
1261 return NT_STATUS_OK;
1262 }
1263
1264 /*******************************************************************
1265 inits a samr_DispInfoAscii structure.
1266 ********************************************************************/
1267
1268 static NTSTATUS init_samr_dispinfo_5(TALLOC_CTX *ctx,
1269 struct samr_DispInfoAscii *r,
1270 uint32_t num_entries,
1271 uint32_t start_idx,
1272 struct samr_displayentry *entries)
1273 {
1274 uint32_t i;
1275
1276 DEBUG(5, ("init_samr_dispinfo_5: num_entries: %d\n", num_entries));
1277
1278 if (num_entries == 0) {
1279 return NT_STATUS_OK;
1280 }
1281
1282 r->count = num_entries;
1283
1284 r->entries = talloc_zero_array(ctx, struct samr_DispEntryAscii, num_entries);
1285 if (!r->entries) {
1286 return NT_STATUS_NO_MEMORY;
1287 }
1288
1289 for (i = 0; i < num_entries ; i++) {
1290
1291 init_lsa_AsciiStringLarge(&r->entries[i].account_name,
1292 entries[i].account_name);
1293
1294 r->entries[i].idx = start_idx+i+1;
1295 }
1296
1297 return NT_STATUS_OK;
1298 }
1299
1300 /*******************************************************************
1301 _samr_QueryDisplayInfo
1302 ********************************************************************/
1303
1304 NTSTATUS _samr_QueryDisplayInfo(struct pipes_struct *p,
1305 struct samr_QueryDisplayInfo *r)
1306 {
1307 NTSTATUS status;
1308 struct samr_domain_info *dinfo;
1309 uint32 struct_size=0x20; /* W2K always reply that, client doesn't care */
1310
1311 uint32 max_entries = r->in.max_entries;
1312
1313 union samr_DispInfo *disp_info = r->out.info;
1314
1315 uint32 temp_size=0;
1316 NTSTATUS disp_ret = NT_STATUS_UNSUCCESSFUL;
1317 uint32 num_account = 0;
1318 enum remote_arch_types ra_type = get_remote_arch();
1319 int max_sam_entries = (ra_type == RA_WIN95) ? MAX_SAM_ENTRIES_W95 : MAX_SAM_ENTRIES_W2K;
1320 struct samr_displayentry *entries = NULL;
1321
1322 DEBUG(5,("_samr_QueryDisplayInfo: %d\n", __LINE__));
1323
1324 dinfo = policy_handle_find(p, r->in.domain_handle,
1325 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
1326 struct samr_domain_info, &status);
1327 if (!NT_STATUS_IS_OK(status)) {
1328 return status;
1329 }
1330
1331 if (sid_check_is_builtin(&dinfo->sid)) {
1332 DEBUG(5,("_samr_QueryDisplayInfo: no users in BUILTIN\n"));
1333 return NT_STATUS_OK;
1334 }
1335
1336 /*
1337 * calculate how many entries we will return.
1338 * based on
1339 * - the number of entries the client asked
1340 * - our limit on that
1341 * - the starting point (enumeration context)
1342 * - the buffer size the client will accept
1343 */
1344
1345 /*
1346 * We are a lot more like W2K. Instead of reading the SAM
1347 * each time to find the records we need to send back,
1348 * we read it once and link that copy to the sam handle.
1349 * For large user list (over the MAX_SAM_ENTRIES)
1350 * it's a definitive win.
1351 * second point to notice: between enumerations
1352 * our sam is now the same as it's a snapshoot.
1353 * third point: got rid of the static SAM_USER_21 struct
1354 * no more intermediate.
1355 * con: it uses much more memory, as a full copy is stored
1356 * in memory.
1357 *
1358 * If you want to change it, think twice and think
1359 * of the second point , that's really important.
1360 *
1361 * JFM, 12/20/2001
1362 */
1363
1364 if ((r->in.level < 1) || (r->in.level > 5)) {
1365 DEBUG(0,("_samr_QueryDisplayInfo: Unknown info level (%u)\n",
1366 (unsigned int)r->in.level ));
1367 return NT_STATUS_INVALID_INFO_CLASS;
1368 }
1369
1370 /* first limit the number of entries we will return */
1371 if (r->in.max_entries > max_sam_entries) {
1372 DEBUG(5, ("_samr_QueryDisplayInfo: client requested %d "
1373 "entries, limiting to %d\n", r->in.max_entries,
1374 max_sam_entries));
1375 max_entries = max_sam_entries;
1376 }
1377
1378 /* calculate the size and limit on the number of entries we will
1379 * return */
1380
1381 temp_size=max_entries*struct_size;
1382
1383 if (temp_size > r->in.buf_size) {
1384 max_entries = MIN((r->in.buf_size / struct_size),max_entries);
1385 DEBUG(5, ("_samr_QueryDisplayInfo: buffer size limits to "
1386 "only %d entries\n", max_entries));
1387 }
1388
1389 become_root();
1390
1391 /* THe following done as ROOT. Don't return without unbecome_root(). */
1392
1393 switch (r->in.level) {
1394 case 1:
1395 case 4:
1396 if (dinfo->disp_info->users == NULL) {
1397 dinfo->disp_info->users = pdb_search_users(
1398 dinfo->disp_info, ACB_NORMAL);
1399 if (dinfo->disp_info->users == NULL) {
1400 unbecome_root();
1401 return NT_STATUS_ACCESS_DENIED;
1402 }
1403 DEBUG(10,("_samr_QueryDisplayInfo: starting user enumeration at index %u\n",
1404 (unsigned int)r->in.start_idx));
1405 } else {
1406 DEBUG(10,("_samr_QueryDisplayInfo: using cached user enumeration at index %u\n",
1407 (unsigned int)r->in.start_idx));
1408 }
1409
1410 num_account = pdb_search_entries(dinfo->disp_info->users,
1411 r->in.start_idx, max_entries,
1412 &entries);
1413 break;
1414 case 2:
1415 if (dinfo->disp_info->machines == NULL) {
1416 dinfo->disp_info->machines = pdb_search_users(
1417 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
1418 if (dinfo->disp_info->machines == NULL) {
1419 unbecome_root();
1420 return NT_STATUS_ACCESS_DENIED;
1421 }
1422 DEBUG(10,("_samr_QueryDisplayInfo: starting machine enumeration at index %u\n",
1423 (unsigned int)r->in.start_idx));
1424 } else {
1425 DEBUG(10,("_samr_QueryDisplayInfo: using cached machine enumeration at index %u\n",
1426 (unsigned int)r->in.start_idx));
1427 }
1428
1429 num_account = pdb_search_entries(dinfo->disp_info->machines,
1430 r->in.start_idx, max_entries,
1431 &entries);
1432 break;
1433 case 3:
1434 case 5:
1435 if (dinfo->disp_info->groups == NULL) {
1436 dinfo->disp_info->groups = pdb_search_groups(
1437 dinfo->disp_info);
1438 if (dinfo->disp_info->groups == NULL) {
1439 unbecome_root();
1440 return NT_STATUS_ACCESS_DENIED;
1441 }
1442 DEBUG(10,("_samr_QueryDisplayInfo: starting group enumeration at index %u\n",
1443 (unsigned int)r->in.start_idx));
1444 } else {
1445 DEBUG(10,("_samr_QueryDisplayInfo: using cached group enumeration at index %u\n",
1446 (unsigned int)r->in.start_idx));
1447 }
1448
1449 num_account = pdb_search_entries(dinfo->disp_info->groups,
1450 r->in.start_idx, max_entries,
1451 &entries);
1452 break;
1453 default:
1454 unbecome_root();
1455 smb_panic("info class changed");
1456 break;
1457 }
1458 unbecome_root();
1459
1460
1461 /* Now create reply structure */
1462 switch (r->in.level) {
1463 case 1:
1464 disp_ret = init_samr_dispinfo_1(p->mem_ctx, &disp_info->info1,
1465 num_account, r->in.start_idx,
1466 entries);
1467 break;
1468 case 2:
1469 disp_ret = init_samr_dispinfo_2(p->mem_ctx, &disp_info->info2,
1470 num_account, r->in.start_idx,
1471 entries);
1472 break;
1473 case 3:
1474 disp_ret = init_samr_dispinfo_3(p->mem_ctx, &disp_info->info3,
1475 num_account, r->in.start_idx,
1476 entries);
1477 break;
1478 case 4:
1479 disp_ret = init_samr_dispinfo_4(p->mem_ctx, &disp_info->info4,
1480 num_account, r->in.start_idx,
1481 entries);
1482 break;
1483 case 5:
1484 disp_ret = init_samr_dispinfo_5(p->mem_ctx, &disp_info->info5,
1485 num_account, r->in.start_idx,
1486 entries);
1487 break;
1488 default:
1489 smb_panic("info class changed");
1490 break;
1491 }
1492
1493 if (!NT_STATUS_IS_OK(disp_ret))
1494 return disp_ret;
1495
1496 if (max_entries <= num_account) {
1497 status = STATUS_MORE_ENTRIES;
1498 } else {
1499 status = NT_STATUS_OK;
1500 }
1501
1502 /* Ensure we cache this enumeration. */
1503 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
1504
1505 DEBUG(5, ("_samr_QueryDisplayInfo: %d\n", __LINE__));
1506
1507 *r->out.total_size = num_account * struct_size;
1508 *r->out.returned_size = num_account ? temp_size : 0;
1509
1510 return status;
1511 }
1512
1513 /****************************************************************
1514 _samr_QueryDisplayInfo2
1515 ****************************************************************/
1516
1517 NTSTATUS _samr_QueryDisplayInfo2(struct pipes_struct *p,
1518 struct samr_QueryDisplayInfo2 *r)
1519 {
1520 struct samr_QueryDisplayInfo q;
1521
1522 q.in.domain_handle = r->in.domain_handle;
1523 q.in.level = r->in.level;
1524 q.in.start_idx = r->in.start_idx;
1525 q.in.max_entries = r->in.max_entries;
1526 q.in.buf_size = r->in.buf_size;
1527
1528 q.out.total_size = r->out.total_size;
1529 q.out.returned_size = r->out.returned_size;
1530 q.out.info = r->out.info;
1531
1532 return _samr_QueryDisplayInfo(p, &q);
1533 }
1534
1535 /****************************************************************
1536 _samr_QueryDisplayInfo3
1537 ****************************************************************/
1538
1539 NTSTATUS _samr_QueryDisplayInfo3(struct pipes_struct *p,
1540 struct samr_QueryDisplayInfo3 *r)
1541 {
1542 struct samr_QueryDisplayInfo q;
1543
1544 q.in.domain_handle = r->in.domain_handle;
1545 q.in.level = r->in.level;
1546 q.in.start_idx = r->in.start_idx;
1547 q.in.max_entries = r->in.max_entries;
1548 q.in.buf_size = r->in.buf_size;
1549
1550 q.out.total_size = r->out.total_size;
1551 q.out.returned_size = r->out.returned_size;
1552 q.out.info = r->out.info;
1553
1554 return _samr_QueryDisplayInfo(p, &q);
1555 }
1556
1557 /*******************************************************************
1558 _samr_QueryAliasInfo
1559 ********************************************************************/
1560
1561 NTSTATUS _samr_QueryAliasInfo(struct pipes_struct *p,
1562 struct samr_QueryAliasInfo *r)
1563 {
1564 struct samr_alias_info *ainfo;
1565 struct acct_info *info;
1566 NTSTATUS status;
1567 union samr_AliasInfo *alias_info = NULL;
1568 const char *alias_name = NULL;
1569 const char *alias_description = NULL;
1570
1571 DEBUG(5,("_samr_QueryAliasInfo: %d\n", __LINE__));
1572
1573 ainfo = policy_handle_find(p, r->in.alias_handle,
1574 SAMR_ALIAS_ACCESS_LOOKUP_INFO, NULL,
1575 struct samr_alias_info, &status);
1576 if (!NT_STATUS_IS_OK(status)) {
1577 return status;
1578 }
1579
1580 alias_info = talloc_zero(p->mem_ctx, union samr_AliasInfo);
1581 if (!alias_info) {
1582 return NT_STATUS_NO_MEMORY;
1583 }
1584
1585 info = talloc_zero(p->mem_ctx, struct acct_info);
1586 if (!info) {
1587 return NT_STATUS_NO_MEMORY;
1588 }
1589
1590 become_root();
1591 status = pdb_get_aliasinfo(&ainfo->sid, info);
1592 unbecome_root();
1593
1594 if (!NT_STATUS_IS_OK(status)) {
1595 TALLOC_FREE(info);
1596 return status;
1597 }
1598
1599 alias_name = talloc_steal(r, info->acct_name);
1600 alias_description = talloc_steal(r, info->acct_desc);
1601 TALLOC_FREE(info);
1602
1603 switch (r->in.level) {
1604 case ALIASINFOALL:
1605 alias_info->all.name.string = alias_name;
1606 alias_info->all.num_members = 1; /* ??? */
1607 alias_info->all.description.string = alias_description;
1608 break;
1609 case ALIASINFONAME:
1610 alias_info->name.string = alias_name;
1611 break;
1612 case ALIASINFODESCRIPTION:
1613 alias_info->description.string = alias_description;
1614 break;
1615 default:
1616 return NT_STATUS_INVALID_INFO_CLASS;
1617 }
1618
1619 *r->out.info = alias_info;
1620
1621 DEBUG(5,("_samr_QueryAliasInfo: %d\n", __LINE__));
1622
1623 return NT_STATUS_OK;
1624 }
1625
1626 /*******************************************************************
1627 _samr_LookupNames
1628 ********************************************************************/
1629
1630 NTSTATUS _samr_LookupNames(struct pipes_struct *p,
1631 struct samr_LookupNames *r)
1632 {
1633 struct samr_domain_info *dinfo;
1634 NTSTATUS status;
1635 uint32 *rid;
1636 enum lsa_SidType *type;
1637 int i;
1638 int num_rids = r->in.num_names;
1639 struct samr_Ids rids, types;
1640 uint32_t num_mapped = 0;
1641
1642 DEBUG(5,("_samr_LookupNames: %d\n", __LINE__));
1643
1644 dinfo = policy_handle_find(p, r->in.domain_handle,
1645 0 /* Don't know the acc_bits yet */, NULL,
1646 struct samr_domain_info, &status);
1647 if (!NT_STATUS_IS_OK(status)) {
1648 return status;
1649 }
1650
1651 if (num_rids > MAX_SAM_ENTRIES) {
1652 num_rids = MAX_SAM_ENTRIES;
1653 DEBUG(5,("_samr_LookupNames: truncating entries to %d\n", num_rids));
1654 }
1655
1656 rid = talloc_array(p->mem_ctx, uint32, num_rids);
1657 NT_STATUS_HAVE_NO_MEMORY(rid);
1658
1659 type = talloc_array(p->mem_ctx, enum lsa_SidType, num_rids);
1660 NT_STATUS_HAVE_NO_MEMORY(type);
1661
1662 DEBUG(5,("_samr_LookupNames: looking name on SID %s\n",
1663 sid_string_dbg(&dinfo->sid)));
1664
1665 for (i = 0; i < num_rids; i++) {
1666
1667 status = NT_STATUS_NONE_MAPPED;
1668 type[i] = SID_NAME_UNKNOWN;
1669
1670 rid[i] = 0xffffffff;
1671
1672 if (sid_check_is_builtin(&dinfo->sid)) {
1673 if (lookup_builtin_name(r->in.names[i].string,
1674 &rid[i]))
1675 {
1676 type[i] = SID_NAME_ALIAS;
1677 }
1678 } else {
1679 lookup_global_sam_name(r->in.names[i].string, 0,
1680 &rid[i], &type[i]);
1681 }
1682
1683 if (type[i] != SID_NAME_UNKNOWN) {
1684 num_mapped++;
1685 }
1686 }
1687
1688 if (num_mapped == num_rids) {
1689 status = NT_STATUS_OK;
1690 } else if (num_mapped == 0) {
1691 status = NT_STATUS_NONE_MAPPED;
1692 } else {
1693 status = STATUS_SOME_UNMAPPED;
1694 }
1695
1696 rids.count = num_rids;
1697 rids.ids = rid;
1698
1699 types.count = num_rids;
1700 types.ids = talloc_array(p->mem_ctx, uint32_t, num_rids);
1701 NT_STATUS_HAVE_NO_MEMORY(type);
1702 for (i = 0; i < num_rids; i++) {
1703 types.ids[i] = (type[i] & 0xffffffff);
1704 }
1705
1706 *r->out.rids = rids;
1707 *r->out.types = types;
1708
1709 DEBUG(5,("_samr_LookupNames: %d\n", __LINE__));
1710
1711 return status;
1712 }
1713
1714 /****************************************************************
1715 _samr_ChangePasswordUser
1716 ****************************************************************/
1717
1718 NTSTATUS _samr_ChangePasswordUser(struct pipes_struct *p,
1719 struct samr_ChangePasswordUser *r)
1720 {
1721 NTSTATUS status;
1722 bool ret = false;
1723 struct samr_user_info *uinfo;
1724 struct samu *pwd;
1725 struct samr_Password new_lmPwdHash, new_ntPwdHash, checkHash;
1726 struct samr_Password lm_pwd, nt_pwd;
1727
1728 uinfo = policy_handle_find(p, r->in.user_handle,
1729 SAMR_USER_ACCESS_SET_PASSWORD, NULL,
1730 struct samr_user_info, &status);
1731 if (!NT_STATUS_IS_OK(status)) {
1732 return status;
1733 }
1734
1735 DEBUG(5,("_samr_ChangePasswordUser: sid:%s\n",
1736 sid_string_dbg(&uinfo->sid)));
1737
1738 if (!(pwd = samu_new(NULL))) {
1739 return NT_STATUS_NO_MEMORY;
1740 }
1741
1742 become_root();
1743 ret = pdb_getsampwsid(pwd, &uinfo->sid);
1744 unbecome_root();
1745
1746 if (!ret) {
1747 TALLOC_FREE(pwd);
1748 return NT_STATUS_WRONG_PASSWORD;
1749 }
1750
1751 {
1752 const uint8_t *lm_pass, *nt_pass;
1753
1754 lm_pass = pdb_get_lanman_passwd(pwd);
1755 nt_pass = pdb_get_nt_passwd(pwd);
1756
1757 if (!lm_pass || !nt_pass) {
1758 status = NT_STATUS_WRONG_PASSWORD;
1759 goto out;
1760 }
1761
1762 memcpy(&lm_pwd.hash, lm_pass, sizeof(lm_pwd.hash));
1763 memcpy(&nt_pwd.hash, nt_pass, sizeof(nt_pwd.hash));
1764 }
1765
1766 /* basic sanity checking on parameters. Do this before any database ops */
1767 if (!r->in.lm_present || !r->in.nt_present ||
1768 !r->in.old_lm_crypted || !r->in.new_lm_crypted ||
1769 !r->in.old_nt_crypted || !r->in.new_nt_crypted) {
1770 /* we should really handle a change with lm not
1771 present */
1772 status = NT_STATUS_INVALID_PARAMETER_MIX;
1773 goto out;
1774 }
1775
1776 /* decrypt and check the new lm hash */
1777 D_P16(lm_pwd.hash, r->in.new_lm_crypted->hash, new_lmPwdHash.hash);
1778 D_P16(new_lmPwdHash.hash, r->in.old_lm_crypted->hash, checkHash.hash);
1779 if (memcmp(checkHash.hash, lm_pwd.hash, 16) != 0) {
1780 status = NT_STATUS_WRONG_PASSWORD;
1781 goto out;
1782 }
1783
1784 /* decrypt and check the new nt hash */
1785 D_P16(nt_pwd.hash, r->in.new_nt_crypted->hash, new_ntPwdHash.hash);
1786 D_P16(new_ntPwdHash.hash, r->in.old_nt_crypted->hash, checkHash.hash);
1787 if (memcmp(checkHash.hash, nt_pwd.hash, 16) != 0) {
1788 status = NT_STATUS_WRONG_PASSWORD;
1789 goto out;
1790 }
1791
1792 /* The NT Cross is not required by Win2k3 R2, but if present
1793 check the nt cross hash */
1794 if (r->in.cross1_present && r->in.nt_cross) {
1795 D_P16(lm_pwd.hash, r->in.nt_cross->hash, checkHash.hash);
1796 if (memcmp(checkHash.hash, new_ntPwdHash.hash, 16) != 0) {
1797 status = NT_STATUS_WRONG_PASSWORD;
1798 goto out;
1799 }
1800 }
1801
1802 /* The LM Cross is not required by Win2k3 R2, but if present
1803 check the lm cross hash */
1804 if (r->in.cross2_present && r->in.lm_cross) {
1805 D_P16(nt_pwd.hash, r->in.lm_cross->hash, checkHash.hash);
1806 if (memcmp(checkHash.hash, new_lmPwdHash.hash, 16) != 0) {
1807 status = NT_STATUS_WRONG_PASSWORD;
1808 goto out;
1809 }
1810 }
1811
1812 if (!pdb_set_nt_passwd(pwd, new_ntPwdHash.hash, PDB_CHANGED) ||
1813 !pdb_set_lanman_passwd(pwd, new_lmPwdHash.hash, PDB_CHANGED)) {
1814 status = NT_STATUS_ACCESS_DENIED;
1815 goto out;
1816 }
1817
1818 status = pdb_update_sam_account(pwd);
1819 out:
1820 TALLOC_FREE(pwd);
1821
1822 return status;
1823 }
1824
1825 /*******************************************************************
1826 _samr_ChangePasswordUser2
1827 ********************************************************************/
1828
1829 NTSTATUS _samr_ChangePasswordUser2(struct pipes_struct *p,
1830 struct samr_ChangePasswordUser2 *r)
1831 {
1832 NTSTATUS status;
1833 char *user_name = NULL;
1834 char *rhost;
1835 const char *wks = NULL;
1836
1837 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1838
1839 if (!r->in.account->string) {
1840 return NT_STATUS_INVALID_PARAMETER;
1841 }
1842 if (r->in.server && r->in.server->string) {
1843 wks = r->in.server->string;
1844 }
1845
1846 DEBUG(5,("_samr_ChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1847
1848 /*
1849 * Pass the user through the NT -> unix user mapping
1850 * function.
1851 */
1852
1853 (void)map_username(talloc_tos(), r->in.account->string, &user_name);
1854 if (!user_name) {
1855 return NT_STATUS_NO_MEMORY;
1856 }
1857
1858 rhost = tsocket_address_inet_addr_string(p->remote_address,
1859 talloc_tos());
1860 if (rhost == NULL) {
1861 return NT_STATUS_NO_MEMORY;
1862 }
1863
1864 /*
1865 * UNIX username case mangling not required, pass_oem_change
1866 * is case insensitive.
1867 */
1868
1869 status = pass_oem_change(user_name,
1870 rhost,
1871 r->in.lm_password->data,
1872 r->in.lm_verifier->hash,
1873 r->in.nt_password->data,
1874 r->in.nt_verifier->hash,
1875 NULL);
1876
1877 DEBUG(5,("_samr_ChangePasswordUser2: %d\n", __LINE__));
1878
1879 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
1880 return NT_STATUS_WRONG_PASSWORD;
1881 }
1882
1883 return status;
1884 }
1885
1886 /****************************************************************
1887 _samr_OemChangePasswordUser2
1888 ****************************************************************/
1889
1890 NTSTATUS _samr_OemChangePasswordUser2(struct pipes_struct *p,
1891 struct samr_OemChangePasswordUser2 *r)
1892 {
1893 NTSTATUS status;
1894 char *user_name = NULL;
1895 const char *wks = NULL;
1896 char *rhost;
1897
1898 DEBUG(5,("_samr_OemChangePasswordUser2: %d\n", __LINE__));
1899
1900 if (!r->in.account->string) {
1901 return NT_STATUS_INVALID_PARAMETER;
1902 }
1903 if (r->in.server && r->in.server->string) {
1904 wks = r->in.server->string;
1905 }
1906
1907 DEBUG(5,("_samr_OemChangePasswordUser2: user: %s wks: %s\n", user_name, wks));
1908
1909 /*
1910 * Pass the user through the NT -> unix user mapping
1911 * function.
1912 */
1913
1914 (void)map_username(talloc_tos(), r->in.account->string, &user_name);
1915 if (!user_name) {
1916 return NT_STATUS_NO_MEMORY;
1917 }
1918
1919 /*
1920 * UNIX username case mangling not required, pass_oem_change
1921 * is case insensitive.
1922 */
1923
1924 if (!r->in.hash || !r->in.password) {
1925 return NT_STATUS_INVALID_PARAMETER;
1926 }
1927
1928 rhost = tsocket_address_inet_addr_string(p->remote_address,
1929 talloc_tos());
1930 if (rhost == NULL) {
1931 return NT_STATUS_NO_MEMORY;
1932 }
1933
1934 status = pass_oem_change(user_name,
1935 rhost,
1936 r->in.password->data,
1937 r->in.hash->hash,
1938 0,
1939 0,
1940 NULL);
1941
1942 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
1943 return NT_STATUS_WRONG_PASSWORD;
1944 }
1945
1946 DEBUG(5,("_samr_OemChangePasswordUser2: %d\n", __LINE__));
1947
1948 return status;
1949 }
1950
1951 /*******************************************************************
1952 _samr_ChangePasswordUser3
1953 ********************************************************************/
1954
1955 NTSTATUS _samr_ChangePasswordUser3(struct pipes_struct *p,
1956 struct samr_ChangePasswordUser3 *r)
1957 {
1958 NTSTATUS status;
1959 char *user_name = NULL;
1960 const char *wks = NULL;
1961 enum samPwdChangeReason reject_reason;
1962 struct samr_DomInfo1 *dominfo = NULL;
1963 struct userPwdChangeFailureInformation *reject = NULL;
1964 uint32_t tmp;
1965 char *rhost;
1966
1967 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
1968
1969 if (!r->in.account->string) {
1970 return NT_STATUS_INVALID_PARAMETER;
1971 }
1972 if (r->in.server && r->in.server->string) {
1973 wks = r->in.server->string;
1974 }
1975
1976 DEBUG(5,("_samr_ChangePasswordUser3: user: %s wks: %s\n", user_name, wks));
1977
1978 /*
1979 * Pass the user through the NT -> unix user mapping
1980 * function.
1981 */
1982
1983 (void)map_username(talloc_tos(), r->in.account->string, &user_name);
1984 if (!user_name) {
1985 return NT_STATUS_NO_MEMORY;
1986 }
1987
1988 rhost = tsocket_address_inet_addr_string(p->remote_address,
1989 talloc_tos());
1990 if (rhost == NULL) {
1991 return NT_STATUS_NO_MEMORY;
1992 }
1993
1994 /*
1995 * UNIX username case mangling not required, pass_oem_change
1996 * is case insensitive.
1997 */
1998
1999 status = pass_oem_change(user_name,
2000 rhost,
2001 r->in.lm_password->data,
2002 r->in.lm_verifier->hash,
2003 r->in.nt_password->data,
2004 r->in.nt_verifier->hash,
2005 &reject_reason);
2006 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
2007 return NT_STATUS_WRONG_PASSWORD;
2008 }
2009
2010 if (NT_STATUS_EQUAL(status, NT_STATUS_PASSWORD_RESTRICTION) ||
2011 NT_STATUS_EQUAL(status, NT_STATUS_ACCOUNT_RESTRICTION)) {
2012
2013 time_t u_expire, u_min_age;
2014 uint32 account_policy_temp;
2015
2016 dominfo = talloc_zero(p->mem_ctx, struct samr_DomInfo1);
2017 if (!dominfo) {
2018 return NT_STATUS_NO_MEMORY;
2019 }
2020
2021 reject = talloc_zero(p->mem_ctx,
2022 struct userPwdChangeFailureInformation);
2023 if (!reject) {
2024 return NT_STATUS_NO_MEMORY;
2025 }
2026
2027 become_root();
2028
2029 /* AS ROOT !!! */
2030
2031 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN, &tmp);
2032 dominfo->min_password_length = tmp;
2033
2034 pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &tmp);
2035 dominfo->password_history_length = tmp;
2036
2037 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
2038 &dominfo->password_properties);
2039
2040 pdb_get_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, &account_policy_temp);
2041 u_expire = account_policy_temp;
2042
2043 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, &account_policy_temp);
2044 u_min_age = account_policy_temp;
2045
2046 /* !AS ROOT */
2047
2048 unbecome_root();
2049
2050 unix_to_nt_time_abs((NTTIME *)&dominfo->max_password_age, u_expire);
2051 unix_to_nt_time_abs((NTTIME *)&dominfo->min_password_age, u_min_age);
2052
2053 if (lp_check_password_script() && *lp_check_password_script()) {
2054 dominfo->password_properties |= DOMAIN_PASSWORD_COMPLEX;
2055 }
2056
2057 reject->extendedFailureReason = reject_reason;
2058
2059 *r->out.dominfo = dominfo;
2060 *r->out.reject = reject;
2061 }
2062
2063 DEBUG(5,("_samr_ChangePasswordUser3: %d\n", __LINE__));
2064
2065 return status;
2066 }
2067
2068 /*******************************************************************
2069 makes a SAMR_R_LOOKUP_RIDS structure.
2070 ********************************************************************/
2071
2072 static bool make_samr_lookup_rids(TALLOC_CTX *ctx, uint32 num_names,
2073 const char **names,
2074 struct lsa_String **lsa_name_array_p)
2075 {
2076 struct lsa_String *lsa_name_array = NULL;
2077 uint32_t i;
2078
2079 *lsa_name_array_p = NULL;
2080
2081 if (num_names != 0) {
2082 lsa_name_array = talloc_zero_array(ctx, struct lsa_String, num_names);
2083 if (!lsa_name_array) {
2084 return false;
2085 }
2086 }
2087
2088 for (i = 0; i < num_names; i++) {
2089 DEBUG(10, ("names[%d]:%s\n", i, names[i] && *names[i] ? names[i] : ""));
2090 init_lsa_String(&lsa_name_array[i], names[i]);
2091 }
2092
2093 *lsa_name_array_p = lsa_name_array;
2094
2095 return true;
2096 }
2097
2098 /*******************************************************************
2099 _samr_LookupRids
2100 ********************************************************************/
2101
2102 NTSTATUS _samr_LookupRids(struct pipes_struct *p,
2103 struct samr_LookupRids *r)
2104 {
2105 struct samr_domain_info *dinfo;
2106 NTSTATUS status;
2107 const char **names;
2108 enum lsa_SidType *attrs = NULL;
2109 uint32 *wire_attrs = NULL;
2110 int num_rids = (int)r->in.num_rids;
2111 int i;
2112 struct lsa_Strings names_array;
2113 struct samr_Ids types_array;
2114 struct lsa_String *lsa_names = NULL;
2115
2116 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2117
2118 dinfo = policy_handle_find(p, r->in.domain_handle,
2119 0 /* Don't know the acc_bits yet */, NULL,
2120 struct samr_domain_info, &status);
2121 if (!NT_STATUS_IS_OK(status)) {
2122 return status;
2123 }
2124
2125 if (num_rids > 1000) {
2126 DEBUG(0, ("Got asked for %d rids (more than 1000) -- according "
2127 "to samba4 idl this is not possible\n", num_rids));
2128 return NT_STATUS_UNSUCCESSFUL;
2129 }
2130
2131 if (num_rids) {
2132 names = talloc_zero_array(p->mem_ctx, const char *, num_rids);
2133 attrs = talloc_zero_array(p->mem_ctx, enum lsa_SidType, num_rids);
2134 wire_attrs = talloc_zero_array(p->mem_ctx, uint32, num_rids);
2135
2136 if ((names == NULL) || (attrs == NULL) || (wire_attrs==NULL))
2137 return NT_STATUS_NO_MEMORY;
2138 } else {
2139 names = NULL;
2140 attrs = NULL;
2141 wire_attrs = NULL;
2142 }
2143
2144 become_root(); /* lookup_sid can require root privs */
2145 status = pdb_lookup_rids(&dinfo->sid, num_rids, r->in.rids,
2146 names, attrs);
2147 unbecome_root();
2148
2149 if (NT_STATUS_EQUAL(status, NT_STATUS_NONE_MAPPED) && (num_rids == 0)) {
2150 status = NT_STATUS_OK;
2151 }
2152
2153 if (!make_samr_lookup_rids(p->mem_ctx, num_rids, names,
2154 &lsa_names)) {
2155 return NT_STATUS_NO_MEMORY;
2156 }
2157
2158 /* Convert from enum lsa_SidType to uint32 for wire format. */
2159 for (i = 0; i < num_rids; i++) {
2160 wire_attrs[i] = (uint32)attrs[i];
2161 }
2162
2163 names_array.count = num_rids;
2164 names_array.names = lsa_names;
2165
2166 types_array.count = num_rids;
2167 types_array.ids = wire_attrs;
2168
2169 *r->out.names = names_array;
2170 *r->out.types = types_array;
2171
2172 DEBUG(5,("_samr_LookupRids: %d\n", __LINE__));
2173
2174 return status;
2175 }
2176
2177 /*******************************************************************
2178 _samr_OpenUser
2179 ********************************************************************/
2180
2181 NTSTATUS _samr_OpenUser(struct pipes_struct *p,
2182 struct samr_OpenUser *r)
2183 {
2184 struct samu *sampass=NULL;
2185 struct dom_sid sid;
2186 struct samr_domain_info *dinfo;
2187 struct samr_user_info *uinfo;
2188 struct security_descriptor *psd = NULL;
2189 uint32 acc_granted;
2190 uint32 des_access = r->in.access_mask;
2191 uint32_t extra_access = 0;
2192 size_t sd_size;
2193 bool ret;
2194 NTSTATUS nt_status;
2195
2196 /* These two privileges, if != SEC_PRIV_INVALID, indicate
2197 * privileges that the user must have to complete this
2198 * operation in defience of the fixed ACL */
2199 enum sec_privilege needed_priv_1, needed_priv_2;
2200 NTSTATUS status;
2201
2202 dinfo = policy_handle_find(p, r->in.domain_handle,
2203 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
2204 struct samr_domain_info, &status);
2205 if (!NT_STATUS_IS_OK(status)) {
2206 return status;
2207 }
2208
2209 if ( !(sampass = samu_new( p->mem_ctx )) ) {
2210 return NT_STATUS_NO_MEMORY;
2211 }
2212
2213 /* append the user's RID to it */
2214
2215 if (!sid_compose(&sid, &dinfo->sid, r->in.rid))
2216 return NT_STATUS_NO_SUCH_USER;
2217
2218 /* check if access can be granted as requested by client. */
2219 map_max_allowed_access(p->session_info->security_token,
2220 p->session_info->unix_token,
2221 &des_access);
2222
2223 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping, &sid, SAMR_USR_RIGHTS_WRITE_PW);
2224 se_map_generic(&des_access, &usr_generic_mapping);
2225
2226 /*
2227 * Get the sampass first as we need to check privileges
2228 * based on what kind of user object this is.
2229 * But don't reveal info too early if it didn't exist.
2230 */
2231
2232 become_root();
2233 ret=pdb_getsampwsid(sampass, &sid);
2234 unbecome_root();
2235
2236 needed_priv_1 = SEC_PRIV_INVALID;
2237 needed_priv_2 = SEC_PRIV_INVALID;
2238 /*
2239 * We do the override access checks on *open*, not at
2240 * SetUserInfo time.
2241 */
2242 if (ret) {
2243 uint32_t acb_info = pdb_get_acct_ctrl(sampass);
2244
2245 if (acb_info & ACB_WSTRUST) {
2246 /*
2247 * SeMachineAccount is needed to add
2248 * GENERIC_RIGHTS_USER_WRITE to a machine
2249 * account.
2250 */
2251 needed_priv_1 = SEC_PRIV_MACHINE_ACCOUNT;
2252 }
2253 if (acb_info & ACB_NORMAL) {
2254 /*
2255 * SeAddUsers is needed to add
2256 * GENERIC_RIGHTS_USER_WRITE to a normal
2257 * account.
2258 */
2259 needed_priv_1 = SEC_PRIV_ADD_USERS;
2260 }
2261 /*
2262 * Cheat - we have not set a specific privilege for
2263 * server (BDC) or domain trust account, so allow
2264 * GENERIC_RIGHTS_USER_WRITE if pipe user is in
2265 * DOMAIN_RID_ADMINS.
2266 */
2267 if (acb_info & (ACB_SVRTRUST|ACB_DOMTRUST)) {
2268 if (lp_enable_privileges() && nt_token_check_domain_rid(p->session_info->security_token,
2269 DOMAIN_RID_ADMINS)) {
2270 des_access &= ~GENERIC_RIGHTS_USER_WRITE;
2271 extra_access = GENERIC_RIGHTS_USER_WRITE;
2272 DEBUG(4,("_samr_OpenUser: Allowing "
2273 "GENERIC_RIGHTS_USER_WRITE for "
2274 "rid admins\n"));
2275 }
2276 }
2277 }
2278
2279 TALLOC_FREE(sampass);
2280
2281 nt_status = access_check_object(psd, p->session_info->security_token,
2282 needed_priv_1, needed_priv_2,
2283 GENERIC_RIGHTS_USER_WRITE, des_access,
2284 &acc_granted, "_samr_OpenUser");
2285
2286 if ( !NT_STATUS_IS_OK(nt_status) )
2287 return nt_status;
2288
2289 /* check that the SID exists in our domain. */
2290 if (ret == False) {
2291 return NT_STATUS_NO_SUCH_USER;
2292 }
2293
2294 /* If we did the rid admins hack above, allow access. */
2295 acc_granted |= extra_access;
2296
2297 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
2298 struct samr_user_info, &nt_status);
2299 if (!NT_STATUS_IS_OK(nt_status)) {
2300 return nt_status;
2301 }
2302 uinfo->sid = sid;
2303
2304 return NT_STATUS_OK;
2305 }
2306
2307 /*************************************************************************
2308 *************************************************************************/
2309
2310 static NTSTATUS init_samr_parameters_string(TALLOC_CTX *mem_ctx,
2311 DATA_BLOB *blob,
2312 struct lsa_BinaryString **_r)
2313 {
2314 struct lsa_BinaryString *r;
2315
2316 if (!blob || !_r) {
2317 return NT_STATUS_INVALID_PARAMETER;
2318 }
2319
2320 r = talloc_zero(mem_ctx, struct lsa_BinaryString);
2321 if (!r) {
2322 return NT_STATUS_NO_MEMORY;
2323 }
2324
2325 r->array = talloc_zero_array(mem_ctx, uint16_t, blob->length/2);
2326 if (!r->array) {
2327 return NT_STATUS_NO_MEMORY;
2328 }
2329 memcpy(r->array, blob->data, blob->length);
2330 r->size = blob->length;
2331 r->length = blob->length;
2332
2333 if (!r->array) {
2334 return NT_STATUS_NO_MEMORY;
2335 }
2336
2337 *_r = r;
2338
2339 return NT_STATUS_OK;
2340 }
2341
2342 /*************************************************************************
2343 *************************************************************************/
2344
2345 static struct samr_LogonHours get_logon_hours_from_pdb(TALLOC_CTX *mem_ctx,
2346 struct samu *pw)
2347 {
2348 struct samr_LogonHours hours;
2349 const int units_per_week = 168;
2350
2351 ZERO_STRUCT(hours);
2352 hours.bits = talloc_array(mem_ctx, uint8_t, units_per_week);
2353 if (!hours.bits) {
2354 return hours;
2355 }
2356
2357 hours.units_per_week = units_per_week;
2358 memset(hours.bits, 0xFF, units_per_week);
2359
2360 if (pdb_get_hours(pw)) {
2361 memcpy(hours.bits, pdb_get_hours(pw),
2362 MIN(pdb_get_hours_len(pw), units_per_week));
2363 }
2364
2365 return hours;
2366 }
2367
2368 /*************************************************************************
2369 get_user_info_1.
2370 *************************************************************************/
2371
2372 static NTSTATUS get_user_info_1(TALLOC_CTX *mem_ctx,
2373 struct samr_UserInfo1 *r,
2374 struct samu *pw,
2375 struct dom_sid *domain_sid)
2376 {
2377 const struct dom_sid *sid_group;
2378 uint32_t primary_gid;
2379
2380 become_root();
2381 sid_group = pdb_get_group_sid(pw);
2382 unbecome_root();
2383
2384 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2385 DEBUG(0, ("get_user_info_1: User %s has Primary Group SID %s, \n"
2386 "which conflicts with the domain sid %s. Failing operation.\n",
2387 pdb_get_username(pw), sid_string_dbg(sid_group),
2388 sid_string_dbg(domain_sid)));
2389 return NT_STATUS_UNSUCCESSFUL;
2390 }
2391
2392 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2393 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2394 r->primary_gid = primary_gid;
2395 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2396 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2397
2398 return NT_STATUS_OK;
2399 }
2400
2401 /*************************************************************************
2402 get_user_info_2.
2403 *************************************************************************/
2404
2405 static NTSTATUS get_user_info_2(TALLOC_CTX *mem_ctx,
2406 struct samr_UserInfo2 *r,
2407 struct samu *pw)
2408 {
2409 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2410 r->reserved.string = NULL;
2411 r->country_code = pdb_get_country_code(pw);
2412 r->code_page = pdb_get_code_page(pw);
2413
2414 return NT_STATUS_OK;
2415 }
2416
2417 /*************************************************************************
2418 get_user_info_3.
2419 *************************************************************************/
2420
2421 static NTSTATUS get_user_info_3(TALLOC_CTX *mem_ctx,
2422 struct samr_UserInfo3 *r,
2423 struct samu *pw,
2424 struct dom_sid *domain_sid)
2425 {
2426 const struct dom_sid *sid_user, *sid_group;
2427 uint32_t rid, primary_gid;
2428
2429 sid_user = pdb_get_user_sid(pw);
2430
2431 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2432 DEBUG(0, ("get_user_info_3: User %s has SID %s, \nwhich conflicts with "
2433 "the domain sid %s. Failing operation.\n",
2434 pdb_get_username(pw), sid_string_dbg(sid_user),
2435 sid_string_dbg(domain_sid)));
2436 return NT_STATUS_UNSUCCESSFUL;
2437 }
2438
2439 become_root();
2440 sid_group = pdb_get_group_sid(pw);
2441 unbecome_root();
2442
2443 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2444 DEBUG(0, ("get_user_info_3: User %s has Primary Group SID %s, \n"
2445 "which conflicts with the domain sid %s. Failing operation.\n",
2446 pdb_get_username(pw), sid_string_dbg(sid_group),
2447 sid_string_dbg(domain_sid)));
2448 return NT_STATUS_UNSUCCESSFUL;
2449 }
2450
2451 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2452 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2453 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2454 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2455 unix_to_nt_time(&r->force_password_change, pdb_get_pass_must_change_time(pw));
2456
2457 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2458 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2459 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2460 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2461 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2462 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2463 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2464
2465 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2466 r->rid = rid;
2467 r->primary_gid = primary_gid;
2468 r->acct_flags = pdb_get_acct_ctrl(pw);
2469 r->bad_password_count = pdb_get_bad_password_count(pw);
2470 r->logon_count = pdb_get_logon_count(pw);
2471
2472 return NT_STATUS_OK;
2473 }
2474
2475 /*************************************************************************
2476 get_user_info_4.
2477 *************************************************************************/
2478
2479 static NTSTATUS get_user_info_4(TALLOC_CTX *mem_ctx,
2480 struct samr_UserInfo4 *r,
2481 struct samu *pw)
2482 {
2483 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2484
2485 return NT_STATUS_OK;
2486 }
2487
2488 /*************************************************************************
2489 get_user_info_5.
2490 *************************************************************************/
2491
2492 static NTSTATUS get_user_info_5(TALLOC_CTX *mem_ctx,
2493 struct samr_UserInfo5 *r,
2494 struct samu *pw,
2495 struct dom_sid *domain_sid)
2496 {
2497 const struct dom_sid *sid_user, *sid_group;
2498 uint32_t rid, primary_gid;
2499
2500 sid_user = pdb_get_user_sid(pw);
2501
2502 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2503 DEBUG(0, ("get_user_info_5: User %s has SID %s, \nwhich conflicts with "
2504 "the domain sid %s. Failing operation.\n",
2505 pdb_get_username(pw), sid_string_dbg(sid_user),
2506 sid_string_dbg(domain_sid)));
2507 return NT_STATUS_UNSUCCESSFUL;
2508 }
2509
2510 become_root();
2511 sid_group = pdb_get_group_sid(pw);
2512 unbecome_root();
2513
2514 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2515 DEBUG(0, ("get_user_info_5: User %s has Primary Group SID %s, \n"
2516 "which conflicts with the domain sid %s. Failing operation.\n",
2517 pdb_get_username(pw), sid_string_dbg(sid_group),
2518 sid_string_dbg(domain_sid)));
2519 return NT_STATUS_UNSUCCESSFUL;
2520 }
2521
2522 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2523 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2524 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2525 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2526
2527 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2528 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2529 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2530 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2531 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2532 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2533 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2534 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2535
2536 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2537 r->rid = rid;
2538 r->primary_gid = primary_gid;
2539 r->acct_flags = pdb_get_acct_ctrl(pw);
2540 r->bad_password_count = pdb_get_bad_password_count(pw);
2541 r->logon_count = pdb_get_logon_count(pw);
2542
2543 return NT_STATUS_OK;
2544 }
2545
2546 /*************************************************************************
2547 get_user_info_6.
2548 *************************************************************************/
2549
2550 static NTSTATUS get_user_info_6(TALLOC_CTX *mem_ctx,
2551 struct samr_UserInfo6 *r,
2552 struct samu *pw)
2553 {
2554 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2555 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2556
2557 return NT_STATUS_OK;
2558 }
2559
2560 /*************************************************************************
2561 get_user_info_7. Safe. Only gives out account_name.
2562 *************************************************************************/
2563
2564 static NTSTATUS get_user_info_7(TALLOC_CTX *mem_ctx,
2565 struct samr_UserInfo7 *r,
2566 struct samu *smbpass)
2567 {
2568 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(smbpass));
2569 if (!r->account_name.string) {
2570 return NT_STATUS_NO_MEMORY;
2571 }
2572
2573 return NT_STATUS_OK;
2574 }
2575
2576 /*************************************************************************
2577 get_user_info_8.
2578 *************************************************************************/
2579
2580 static NTSTATUS get_user_info_8(TALLOC_CTX *mem_ctx,
2581 struct samr_UserInfo8 *r,
2582 struct samu *pw)
2583 {
2584 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2585
2586 return NT_STATUS_OK;
2587 }
2588
2589 /*************************************************************************
2590 get_user_info_9. Only gives out primary group SID.
2591 *************************************************************************/
2592
2593 static NTSTATUS get_user_info_9(TALLOC_CTX *mem_ctx,
2594 struct samr_UserInfo9 *r,
2595 struct samu *smbpass)
2596 {
2597 r->primary_gid = pdb_get_group_rid(smbpass);
2598
2599 return NT_STATUS_OK;
2600 }
2601
2602 /*************************************************************************
2603 get_user_info_10.
2604 *************************************************************************/
2605
2606 static NTSTATUS get_user_info_10(TALLOC_CTX *mem_ctx,
2607 struct samr_UserInfo10 *r,
2608 struct samu *pw)
2609 {
2610 r->home_directory.string= talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2611 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2612
2613 return NT_STATUS_OK;
2614 }
2615
2616 /*************************************************************************
2617 get_user_info_11.
2618 *************************************************************************/
2619
2620 static NTSTATUS get_user_info_11(TALLOC_CTX *mem_ctx,
2621 struct samr_UserInfo11 *r,
2622 struct samu *pw)
2623 {
2624 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2625
2626 return NT_STATUS_OK;
2627 }
2628
2629 /*************************************************************************
2630 get_user_info_12.
2631 *************************************************************************/
2632
2633 static NTSTATUS get_user_info_12(TALLOC_CTX *mem_ctx,
2634 struct samr_UserInfo12 *r,
2635 struct samu *pw)
2636 {
2637 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2638
2639 return NT_STATUS_OK;
2640 }
2641
2642 /*************************************************************************
2643 get_user_info_13.
2644 *************************************************************************/
2645
2646 static NTSTATUS get_user_info_13(TALLOC_CTX *mem_ctx,
2647 struct samr_UserInfo13 *r,
2648 struct samu *pw)
2649 {
2650 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2651
2652 return NT_STATUS_OK;
2653 }
2654
2655 /*************************************************************************
2656 get_user_info_14.
2657 *************************************************************************/
2658
2659 static NTSTATUS get_user_info_14(TALLOC_CTX *mem_ctx,
2660 struct samr_UserInfo14 *r,
2661 struct samu *pw)
2662 {
2663 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2664
2665 return NT_STATUS_OK;
2666 }
2667
2668 /*************************************************************************
2669 get_user_info_16. Safe. Only gives out acb bits.
2670 *************************************************************************/
2671
2672 static NTSTATUS get_user_info_16(TALLOC_CTX *mem_ctx,
2673 struct samr_UserInfo16 *r,
2674 struct samu *smbpass)
2675 {
2676 r->acct_flags = pdb_get_acct_ctrl(smbpass);
2677
2678 return NT_STATUS_OK;
2679 }
2680
2681 /*************************************************************************
2682 get_user_info_17.
2683 *************************************************************************/
2684
2685 static NTSTATUS get_user_info_17(TALLOC_CTX *mem_ctx,
2686 struct samr_UserInfo17 *r,
2687 struct samu *pw)
2688 {
2689 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2690
2691 return NT_STATUS_OK;
2692 }
2693
2694 /*************************************************************************
2695 get_user_info_18. OK - this is the killer as it gives out password info.
2696 Ensure that this is only allowed on an encrypted connection with a root
2697 user. JRA.
2698 *************************************************************************/
2699
2700 static NTSTATUS get_user_info_18(struct pipes_struct *p,
2701 TALLOC_CTX *mem_ctx,
2702 struct samr_UserInfo18 *r,
2703 struct dom_sid *user_sid)
2704 {
2705 struct samu *smbpass=NULL;
2706 bool ret;
2707 const uint8_t *nt_pass = NULL;
2708 const uint8_t *lm_pass = NULL;
2709
2710 ZERO_STRUCTP(r);
2711
2712 if (security_token_is_system(p->session_info->security_token)) {
2713 goto query;
2714 }
2715
2716 if ((p->auth.auth_type != DCERPC_AUTH_TYPE_NTLMSSP) ||
2717 (p->auth.auth_type != DCERPC_AUTH_TYPE_KRB5) ||
2718 (p->auth.auth_type != DCERPC_AUTH_TYPE_SPNEGO)) {
2719 return NT_STATUS_ACCESS_DENIED;
2720 }
2721
2722 if (p->auth.auth_level != DCERPC_AUTH_LEVEL_PRIVACY) {
2723 return NT_STATUS_ACCESS_DENIED;
2724 }
2725
2726 query:
2727 /*
2728 * Do *NOT* do become_root()/unbecome_root() here ! JRA.
2729 */
2730
2731 if ( !(smbpass = samu_new( mem_ctx )) ) {
2732 return NT_STATUS_NO_MEMORY;
2733 }
2734
2735 ret = pdb_getsampwsid(smbpass, user_sid);
2736
2737 if (ret == False) {
2738 DEBUG(4, ("User %s not found\n", sid_string_dbg(user_sid)));
2739 TALLOC_FREE(smbpass);
2740 return (geteuid() == sec_initial_uid()) ? NT_STATUS_NO_SUCH_USER : NT_STATUS_ACCESS_DENIED;
2741 }
2742
2743 DEBUG(3,("User:[%s] 0x%x\n", pdb_get_username(smbpass), pdb_get_acct_ctrl(smbpass) ));
2744
2745 if ( pdb_get_acct_ctrl(smbpass) & ACB_DISABLED) {
2746 TALLOC_FREE(smbpass);
2747 return NT_STATUS_ACCOUNT_DISABLED;
2748 }
2749
2750 lm_pass = pdb_get_lanman_passwd(smbpass);
2751 if (lm_pass != NULL) {
2752 memcpy(r->lm_pwd.hash, lm_pass, 16);
2753 r->lm_pwd_active = true;
2754 }
2755
2756 nt_pass = pdb_get_nt_passwd(smbpass);
2757 if (nt_pass != NULL) {
2758 memcpy(r->nt_pwd.hash, nt_pass, 16);
2759 r->nt_pwd_active = true;
2760 }
2761 r->password_expired = 0; /* FIXME */
2762
2763 TALLOC_FREE(smbpass);
2764
2765 return NT_STATUS_OK;
2766 }
2767
2768 /*************************************************************************
2769 get_user_info_20
2770 *************************************************************************/
2771
2772 static NTSTATUS get_user_info_20(TALLOC_CTX *mem_ctx,
2773 struct samr_UserInfo20 *r,
2774 struct samu *sampass)
2775 {
2776 const char *munged_dial = NULL;
2777 DATA_BLOB blob;
2778 NTSTATUS status;
2779 struct lsa_BinaryString *parameters = NULL;
2780
2781 ZERO_STRUCTP(r);
2782
2783 munged_dial = pdb_get_munged_dial(sampass);
2784
2785 DEBUG(3,("User:[%s] has [%s] (length: %d)\n", pdb_get_username(sampass),
2786 munged_dial, (int)strlen(munged_dial)));
2787
2788 if (munged_dial) {
2789 blob = base64_decode_data_blob(munged_dial);
2790 } else {
2791 blob = data_blob_string_const_null("");
2792 }
2793
2794 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2795 data_blob_free(&blob);
2796 if (!NT_STATUS_IS_OK(status)) {
2797 return status;
2798 }
2799
2800 r->parameters = *parameters;
2801
2802 return NT_STATUS_OK;
2803 }
2804
2805
2806 /*************************************************************************
2807 get_user_info_21
2808 *************************************************************************/
2809
2810 static NTSTATUS get_user_info_21(TALLOC_CTX *mem_ctx,
2811 struct samr_UserInfo21 *r,
2812 struct samu *pw,
2813 struct dom_sid *domain_sid,
2814 uint32_t acc_granted)
2815 {
2816 NTSTATUS status;
2817 const struct dom_sid *sid_user, *sid_group;
2818 uint32_t rid, primary_gid;
2819 NTTIME force_password_change;
2820 time_t must_change_time;
2821 struct lsa_BinaryString *parameters = NULL;
2822 const char *munged_dial = NULL;
2823 DATA_BLOB blob;
2824
2825 ZERO_STRUCTP(r);
2826
2827 sid_user = pdb_get_user_sid(pw);
2828
2829 if (!sid_peek_check_rid(domain_sid, sid_user, &rid)) {
2830 DEBUG(0, ("get_user_info_21: User %s has SID %s, \nwhich conflicts with "
2831 "the domain sid %s. Failing operation.\n",
2832 pdb_get_username(pw), sid_string_dbg(sid_user),
2833 sid_string_dbg(domain_sid)));
2834 return NT_STATUS_UNSUCCESSFUL;
2835 }
2836
2837 become_root();
2838 sid_group = pdb_get_group_sid(pw);
2839 unbecome_root();
2840
2841 if (!sid_peek_check_rid(domain_sid, sid_group, &primary_gid)) {
2842 DEBUG(0, ("get_user_info_21: User %s has Primary Group SID %s, \n"
2843 "which conflicts with the domain sid %s. Failing operation.\n",
2844 pdb_get_username(pw), sid_string_dbg(sid_group),
2845 sid_string_dbg(domain_sid)));
2846 return NT_STATUS_UNSUCCESSFUL;
2847 }
2848
2849 unix_to_nt_time(&r->last_logon, pdb_get_logon_time(pw));
2850 unix_to_nt_time(&r->last_logoff, pdb_get_logoff_time(pw));
2851 unix_to_nt_time(&r->acct_expiry, pdb_get_kickoff_time(pw));
2852 unix_to_nt_time(&r->last_password_change, pdb_get_pass_last_set_time(pw));
2853 unix_to_nt_time(&r->allow_password_change, pdb_get_pass_can_change_time(pw));
2854
2855 must_change_time = pdb_get_pass_must_change_time(pw);
2856 if (pdb_is_password_change_time_max(must_change_time)) {
2857 unix_to_nt_time_abs(&force_password_change, must_change_time);
2858 } else {
2859 unix_to_nt_time(&force_password_change, must_change_time);
2860 }
2861
2862 munged_dial = pdb_get_munged_dial(pw);
2863 if (munged_dial) {
2864 blob = base64_decode_data_blob(munged_dial);
2865 } else {
2866 blob = data_blob_string_const_null("");
2867 }
2868
2869 status = init_samr_parameters_string(mem_ctx, &blob, &parameters);
2870 data_blob_free(&blob);
2871 if (!NT_STATUS_IS_OK(status)) {
2872 return status;
2873 }
2874
2875 r->force_password_change = force_password_change;
2876
2877 r->account_name.string = talloc_strdup(mem_ctx, pdb_get_username(pw));
2878 r->full_name.string = talloc_strdup(mem_ctx, pdb_get_fullname(pw));
2879 r->home_directory.string = talloc_strdup(mem_ctx, pdb_get_homedir(pw));
2880 r->home_drive.string = talloc_strdup(mem_ctx, pdb_get_dir_drive(pw));
2881 r->logon_script.string = talloc_strdup(mem_ctx, pdb_get_logon_script(pw));
2882 r->profile_path.string = talloc_strdup(mem_ctx, pdb_get_profile_path(pw));
2883 r->description.string = talloc_strdup(mem_ctx, pdb_get_acct_desc(pw));
2884 r->workstations.string = talloc_strdup(mem_ctx, pdb_get_workstations(pw));
2885 r->comment.string = talloc_strdup(mem_ctx, pdb_get_comment(pw));
2886
2887 r->logon_hours = get_logon_hours_from_pdb(mem_ctx, pw);
2888 r->parameters = *parameters;
2889 r->rid = rid;
2890 r->primary_gid = primary_gid;
2891 r->acct_flags = pdb_get_acct_ctrl(pw);
2892 r->bad_password_count = pdb_get_bad_password_count(pw);
2893 r->logon_count = pdb_get_logon_count(pw);
2894 r->fields_present = pdb_build_fields_present(pw);
2895 r->password_expired = (pdb_get_pass_must_change_time(pw) == 0) ?
2896 PASS_MUST_CHANGE_AT_NEXT_LOGON : 0;
2897 r->country_code = pdb_get_country_code(pw);
2898 r->code_page = pdb_get_code_page(pw);
2899 r->lm_password_set = 0;
2900 r->nt_password_set = 0;
2901
2902 #if 0
2903
2904 /*
2905 Look at a user on a real NT4 PDC with usrmgr, press
2906 'ok'. Then you will see that fields_present is set to
2907 0x08f827fa. Look at the user immediately after that again,
2908 and you will see that 0x00fffff is returned. This solves
2909 the problem that you get access denied after having looked
2910 at the user.
2911 -- Volker
2912 */
2913
2914 #endif
2915
2916
2917 return NT_STATUS_OK;
2918 }
2919
2920 /*******************************************************************
2921 _samr_QueryUserInfo
2922 ********************************************************************/
2923
2924 NTSTATUS _samr_QueryUserInfo(struct pipes_struct *p,
2925 struct samr_QueryUserInfo *r)
2926 {
2927 NTSTATUS status;
2928 union samr_UserInfo *user_info = NULL;
2929 struct samr_user_info *uinfo;
2930 struct dom_sid domain_sid;
2931 uint32 rid;
2932 bool ret = false;
2933 struct samu *pwd = NULL;
2934 uint32_t acc_required, acc_granted;
2935
2936 switch (r->in.level) {
2937 case 1: /* UserGeneralInformation */
2938 /* USER_READ_GENERAL */
2939 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC;
2940 break;
2941 case 2: /* UserPreferencesInformation */
2942 /* USER_READ_PREFERENCES | USER_READ_GENERAL */
2943 acc_required = SAMR_USER_ACCESS_GET_LOCALE |
2944 SAMR_USER_ACCESS_GET_NAME_ETC;
2945 break;
2946 case 3: /* UserLogonInformation */
2947 /* USER_READ_GENERAL | USER_READ_PREFERENCES | USER_READ_LOGON | USER_READ_ACCOUNT */
2948 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC |
2949 SAMR_USER_ACCESS_GET_LOCALE |
2950 SAMR_USER_ACCESS_GET_LOGONINFO |
2951 SAMR_USER_ACCESS_GET_ATTRIBUTES;
2952 break;
2953 case 4: /* UserLogonHoursInformation */
2954 /* USER_READ_LOGON */
2955 acc_required = SAMR_USER_ACCESS_GET_LOGONINFO;
2956 break;
2957 case 5: /* UserAccountInformation */
2958 /* USER_READ_GENERAL | USER_READ_PREFERENCES | USER_READ_LOGON | USER_READ_ACCOUNT */
2959 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC |
2960 SAMR_USER_ACCESS_GET_LOCALE |
2961 SAMR_USER_ACCESS_GET_LOGONINFO |
2962 SAMR_USER_ACCESS_GET_ATTRIBUTES;
2963 break;
2964 case 6: /* UserNameInformation */
2965 case 7: /* UserAccountNameInformation */
2966 case 8: /* UserFullNameInformation */
2967 case 9: /* UserPrimaryGroupInformation */
2968 case 13: /* UserAdminCommentInformation */
2969 /* USER_READ_GENERAL */
2970 acc_required = SAMR_USER_ACCESS_GET_NAME_ETC;
2971 break;
2972 case 10: /* UserHomeInformation */
2973 case 11: /* UserScriptInformation */
2974 case 12: /* UserProfileInformation */
2975 case 14: /* UserWorkStationsInformation */
2976 /* USER_READ_LOGON */
2977 acc_required = SAMR_USER_ACCESS_GET_LOGONINFO;
2978 break;
2979 case 16: /* UserControlInformation */
2980 case 17: /* UserExpiresInformation */
2981 case 20: /* UserParametersInformation */
2982 /* USER_READ_ACCOUNT */
2983 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
2984 break;
2985 case 21: /* UserAllInformation */
2986 /* FIXME! - gd */
2987 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
2988 break;
2989 case 18: /* UserInternal1Information */
2990 /* FIXME! - gd */
2991 acc_required = SAMR_USER_ACCESS_GET_ATTRIBUTES;
2992 break;
2993 case 23: /* UserInternal4Information */
2994 case 24: /* UserInternal4InformationNew */
2995 case 25: /* UserInternal4InformationNew */
2996 case 26: /* UserInternal5InformationNew */
2997 default:
2998 return NT_STATUS_INVALID_INFO_CLASS;
2999 break;
3000 }
3001
3002 uinfo = policy_handle_find(p, r->in.user_handle,
3003 acc_required, &acc_granted,
3004 struct samr_user_info, &status);
3005 if (!NT_STATUS_IS_OK(status)) {
3006 return status;
3007 }
3008
3009 domain_sid = uinfo->sid;
3010
3011 sid_split_rid(&domain_sid, &rid);
3012
3013 if (!sid_check_is_in_our_domain(&uinfo->sid))
3014 return NT_STATUS_OBJECT_TYPE_MISMATCH;
3015
3016 DEBUG(5,("_samr_QueryUserInfo: sid:%s\n",
3017 sid_string_dbg(&uinfo->sid)));
3018
3019 user_info = talloc_zero(p->mem_ctx, union samr_UserInfo);
3020 if (!user_info) {
3021 return NT_STATUS_NO_MEMORY;
3022 }
3023
3024 DEBUG(5,("_samr_QueryUserInfo: user info level: %d\n", r->in.level));
3025
3026 if (!(pwd = samu_new(p->mem_ctx))) {
3027 return NT_STATUS_NO_MEMORY;
3028 }
3029
3030 become_root();
3031 ret = pdb_getsampwsid(pwd, &uinfo->sid);
3032 unbecome_root();
3033
3034 if (ret == false) {
3035 DEBUG(4,("User %s not found\n", sid_string_dbg(&uinfo->sid)));
3036 TALLOC_FREE(pwd);
3037 return NT_STATUS_NO_SUCH_USER;
3038 }
3039
3040 DEBUG(3,("User:[%s]\n", pdb_get_username(pwd)));
3041
3042 samr_clear_sam_passwd(pwd);
3043
3044 switch (r->in.level) {
3045 case 1:
3046 status = get_user_info_1(p->mem_ctx, &user_info->info1, pwd, &domain_sid);
3047 break;
3048 case 2:
3049 status = get_user_info_2(p->mem_ctx, &user_info->info2, pwd);
3050 break;
3051 case 3:
3052 status = get_user_info_3(p->mem_ctx, &user_info->info3, pwd, &domain_sid);
3053 break;
3054 case 4:
3055 status = get_user_info_4(p->mem_ctx, &user_info->info4, pwd);
3056 break;
3057 case 5:
3058 status = get_user_info_5(p->mem_ctx, &user_info->info5, pwd, &domain_sid);
3059 break;
3060 case 6:
3061 status = get_user_info_6(p->mem_ctx, &user_info->info6, pwd);
3062 break;
3063 case 7:
3064 status = get_user_info_7(p->mem_ctx, &user_info->info7, pwd);
3065 break;
3066 case 8:
3067 status = get_user_info_8(p->mem_ctx, &user_info->info8, pwd);
3068 break;
3069 case 9:
3070 status = get_user_info_9(p->mem_ctx, &user_info->info9, pwd);
3071 break;
3072 case 10:
3073 status = get_user_info_10(p->mem_ctx, &user_info->info10, pwd);
3074 break;
3075 case 11:
3076 status = get_user_info_11(p->mem_ctx, &user_info->info11, pwd);
3077 break;
3078 case 12:
3079 status = get_user_info_12(p->mem_ctx, &user_info->info12, pwd);
3080 break;
3081 case 13:
3082 status = get_user_info_13(p->mem_ctx, &user_info->info13, pwd);
3083 break;
3084 case 14:
3085 status = get_user_info_14(p->mem_ctx, &user_info->info14, pwd);
3086 break;
3087 case 16:
3088 status = get_user_info_16(p->mem_ctx, &user_info->info16, pwd);
3089 break;
3090 case 17:
3091 status = get_user_info_17(p->mem_ctx, &user_info->info17, pwd);
3092 break;
3093 case 18:
3094 /* level 18 is special */
3095 status = get_user_info_18(p, p->mem_ctx, &user_info->info18,
3096 &uinfo->sid);
3097 break;
3098 case 20:
3099 status = get_user_info_20(p->mem_ctx, &user_info->info20, pwd);
3100 break;
3101 case 21:
3102 status = get_user_info_21(p->mem_ctx, &user_info->info21, pwd, &domain_sid, acc_granted);
3103 break;
3104 default:
3105 status = NT_STATUS_INVALID_INFO_CLASS;
3106 break;
3107 }
3108
3109 if (!NT_STATUS_IS_OK(status)) {
3110 goto done;
3111 }
3112
3113 *r->out.info = user_info;
3114
3115 done:
3116 TALLOC_FREE(pwd);
3117
3118 DEBUG(5,("_samr_QueryUserInfo: %d\n", __LINE__));
3119
3120 return status;
3121 }
3122
3123 /****************************************************************
3124 ****************************************************************/
3125
3126 NTSTATUS _samr_QueryUserInfo2(struct pipes_struct *p,
3127 struct samr_QueryUserInfo2 *r)
3128 {
3129 struct samr_QueryUserInfo u;
3130
3131 u.in.user_handle = r->in.user_handle;
3132 u.in.level = r->in.level;
3133 u.out.info = r->out.info;
3134
3135 return _samr_QueryUserInfo(p, &u);
3136 }
3137
3138 /*******************************************************************
3139 _samr_GetGroupsForUser
3140 ********************************************************************/
3141
3142 NTSTATUS _samr_GetGroupsForUser(struct pipes_struct *p,
3143 struct samr_GetGroupsForUser *r)
3144 {
3145 struct samr_user_info *uinfo;
3146 struct samu *sam_pass=NULL;
3147 struct dom_sid *sids;
3148 struct samr_RidWithAttribute dom_gid;
3149 struct samr_RidWithAttribute *gids = NULL;
3150 uint32 primary_group_rid;
3151 uint32_t num_groups = 0;
3152 gid_t *unix_gids;
3153 uint32_t i, num_gids;
3154 bool ret;
3155 NTSTATUS result;
3156 bool success = False;
3157
3158 struct samr_RidWithAttributeArray *rids = NULL;
3159
3160 /*
3161 * from the SID in the request:
3162 * we should send back the list of DOMAIN GROUPS
3163 * the user is a member of
3164 *
3165 * and only the DOMAIN GROUPS
3166 * no ALIASES !!! neither aliases of the domain
3167 * nor aliases of the builtin SID
3168 *
3169 * JFM, 12/2/2001
3170 */
3171
3172 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
3173
3174 uinfo = policy_handle_find(p, r->in.user_handle,
3175 SAMR_USER_ACCESS_GET_GROUPS, NULL,
3176 struct samr_user_info, &result);
3177 if (!NT_STATUS_IS_OK(result)) {
3178 return result;
3179 }
3180
3181 rids = talloc_zero(p->mem_ctx, struct samr_RidWithAttributeArray);
3182 if (!rids) {
3183 return NT_STATUS_NO_MEMORY;
3184 }
3185
3186 if (!sid_check_is_in_our_domain(&uinfo->sid))
3187 return NT_STATUS_OBJECT_TYPE_MISMATCH;
3188
3189 if ( !(sam_pass = samu_new( p->mem_ctx )) ) {
3190 return NT_STATUS_NO_MEMORY;
3191 }
3192
3193 become_root();
3194 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
3195 unbecome_root();
3196
3197 if (!ret) {
3198 DEBUG(10, ("pdb_getsampwsid failed for %s\n",
3199 sid_string_dbg(&uinfo->sid)));
3200 return NT_STATUS_NO_SUCH_USER;
3201 }
3202
3203 sids = NULL;
3204
3205 /* make both calls inside the root block */
3206 become_root();
3207 result = pdb_enum_group_memberships(p->mem_ctx, sam_pass,
3208 &sids, &unix_gids, &num_groups);
3209 if ( NT_STATUS_IS_OK(result) ) {
3210 success = sid_peek_check_rid(get_global_sam_sid(),
3211 pdb_get_group_sid(sam_pass),
3212 &primary_group_rid);
3213 }
3214 unbecome_root();
3215
3216 if (!NT_STATUS_IS_OK(result)) {
3217 DEBUG(10, ("pdb_enum_group_memberships failed for %s\n",
3218 sid_string_dbg(&uinfo->sid)));
3219 return result;
3220 }
3221
3222 if ( !success ) {
3223 DEBUG(5, ("Group sid %s for user %s not in our domain\n",
3224 sid_string_dbg(pdb_get_group_sid(sam_pass)),
3225 pdb_get_username(sam_pass)));
3226 TALLOC_FREE(sam_pass);
3227 return NT_STATUS_INTERNAL_DB_CORRUPTION;
3228 }
3229
3230 gids = NULL;
3231 num_gids = 0;
3232
3233 dom_gid.attributes = (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT|
3234 SE_GROUP_ENABLED);
3235 dom_gid.rid = primary_group_rid;
3236 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
3237
3238 for (i=0; i<num_groups; i++) {
3239
3240 if (!sid_peek_check_rid(get_global_sam_sid(),
3241 &(sids[i]), &dom_gid.rid)) {
3242 DEBUG(10, ("Found sid %s not in our domain\n",
3243 sid_string_dbg(&sids[i])));
3244 continue;
3245 }
3246
3247 if (dom_gid.rid == primary_group_rid) {
3248 /* We added the primary group directly from the
3249 * sam_account. The other SIDs are unique from
3250 * enum_group_memberships */
3251 continue;
3252 }
3253
3254 ADD_TO_ARRAY(p->mem_ctx, struct samr_RidWithAttribute, dom_gid, &gids, &num_gids);
3255 }
3256
3257 rids->count = num_gids;
3258 rids->rids = gids;
3259
3260 *r->out.rids = rids;
3261
3262 DEBUG(5,("_samr_GetGroupsForUser: %d\n", __LINE__));
3263
3264 return result;
3265 }
3266
3267 /*******************************************************************
3268 ********************************************************************/
3269
3270 static uint32_t samr_get_server_role(void)
3271 {
3272 uint32_t role = ROLE_DOMAIN_PDC;
3273
3274 if (lp_server_role() == ROLE_DOMAIN_BDC) {
3275 role = ROLE_DOMAIN_BDC;
3276 }
3277
3278 return role;
3279 }
3280
3281 /*******************************************************************
3282 ********************************************************************/
3283
3284 static NTSTATUS query_dom_info_1(TALLOC_CTX *mem_ctx,
3285 struct samr_DomInfo1 *r)
3286 {
3287 uint32_t account_policy_temp;
3288 time_t u_expire, u_min_age;
3289
3290 become_root();
3291
3292 /* AS ROOT !!! */
3293
3294 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN, &account_policy_temp);
3295 r->min_password_length = account_policy_temp;
3296
3297 pdb_get_account_policy(PDB_POLICY_PASSWORD_HISTORY, &account_policy_temp);
3298 r->password_history_length = account_policy_temp;
3299
3300 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
3301 &r->password_properties);
3302
3303 pdb_get_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, &account_policy_temp);
3304 u_expire = account_policy_temp;
3305
3306 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, &account_policy_temp);
3307 u_min_age = account_policy_temp;
3308
3309 /* !AS ROOT */
3310
3311 unbecome_root();
3312
3313 unix_to_nt_time_abs((NTTIME *)&r->max_password_age, u_expire);
3314 unix_to_nt_time_abs((NTTIME *)&r->min_password_age, u_min_age);
3315
3316 if (lp_check_password_script() && *lp_check_password_script()) {
3317 r->password_properties |= DOMAIN_PASSWORD_COMPLEX;
3318 }
3319
3320 return NT_STATUS_OK;
3321 }
3322
3323 /*******************************************************************
3324 ********************************************************************/
3325
3326 static NTSTATUS query_dom_info_2(TALLOC_CTX *mem_ctx,
3327 struct samr_DomGeneralInformation *r,
3328 struct samr_domain_info *dinfo)
3329 {
3330 uint32_t u_logout;
3331 time_t seq_num;
3332
3333 become_root();
3334
3335 /* AS ROOT !!! */
3336
3337 r->num_users = count_sam_users(dinfo->disp_info, ACB_NORMAL);
3338 r->num_groups = count_sam_groups(dinfo->disp_info);
3339 r->num_aliases = count_sam_aliases(dinfo->disp_info);
3340
3341 pdb_get_account_policy(PDB_POLICY_TIME_TO_LOGOUT, &u_logout);
3342
3343 unix_to_nt_time_abs(&r->force_logoff_time, u_logout);
3344
3345 if (!pdb_get_seq_num(&seq_num)) {
3346 seq_num = time(NULL);
3347 }
3348
3349 /* !AS ROOT */
3350
3351 unbecome_root();
3352
3353 r->oem_information.string = lp_serverstring();
3354 r->domain_name.string = lp_workgroup();
3355 r->primary.string = lp_netbios_name();
3356 r->sequence_num = seq_num;
3357 r->domain_server_state = DOMAIN_SERVER_ENABLED;
3358 r->role = (enum samr_Role) samr_get_server_role();
3359 r->unknown3 = 1;
3360
3361 return NT_STATUS_OK;
3362 }
3363
3364 /*******************************************************************
3365 ********************************************************************/
3366
3367 static NTSTATUS query_dom_info_3(TALLOC_CTX *mem_ctx,
3368 struct samr_DomInfo3 *r)
3369 {
3370 uint32_t u_logout;
3371
3372 become_root();
3373
3374 /* AS ROOT !!! */
3375
3376 {
3377 uint32_t ul;
3378 pdb_get_account_policy(PDB_POLICY_TIME_TO_LOGOUT, &ul);
3379 u_logout = (time_t)ul;
3380 }
3381
3382 /* !AS ROOT */
3383
3384 unbecome_root();
3385
3386 unix_to_nt_time_abs(&r->force_logoff_time, u_logout);
3387
3388 return NT_STATUS_OK;
3389 }
3390
3391 /*******************************************************************
3392 ********************************************************************/
3393
3394 static NTSTATUS query_dom_info_4(TALLOC_CTX *mem_ctx,
3395 struct samr_DomOEMInformation *r)
3396 {
3397 r->oem_information.string = lp_serverstring();
3398
3399 return NT_STATUS_OK;
3400 }
3401
3402 /*******************************************************************
3403 ********************************************************************/
3404
3405 static NTSTATUS query_dom_info_5(TALLOC_CTX *mem_ctx,
3406 struct samr_DomInfo5 *r)
3407 {
3408 r->domain_name.string = get_global_sam_name();
3409
3410 return NT_STATUS_OK;
3411 }
3412
3413 /*******************************************************************
3414 ********************************************************************/
3415
3416 static NTSTATUS query_dom_info_6(TALLOC_CTX *mem_ctx,
3417 struct samr_DomInfo6 *r)
3418 {
3419 /* NT returns its own name when a PDC. win2k and later
3420 * only the name of the PDC if itself is a BDC (samba4
3421 * idl) */
3422 r->primary.string = lp_netbios_name();
3423
3424 return NT_STATUS_OK;
3425 }
3426
3427 /*******************************************************************
3428 ********************************************************************/
3429
3430 static NTSTATUS query_dom_info_7(TALLOC_CTX *mem_ctx,
3431 struct samr_DomInfo7 *r)
3432 {
3433 r->role = (enum samr_Role) samr_get_server_role();
3434
3435 return NT_STATUS_OK;
3436 }
3437
3438 /*******************************************************************
3439 ********************************************************************/
3440
3441 static NTSTATUS query_dom_info_8(TALLOC_CTX *mem_ctx,
3442 struct samr_DomInfo8 *r)
3443 {
3444 time_t seq_num;
3445
3446 become_root();
3447
3448 /* AS ROOT !!! */
3449
3450 if (!pdb_get_seq_num(&seq_num)) {
3451 seq_num = time(NULL);
3452 }
3453
3454 /* !AS ROOT */
3455
3456 unbecome_root();
3457
3458 r->sequence_num = seq_num;
3459 r->domain_create_time = 0;
3460
3461 return NT_STATUS_OK;
3462 }
3463
3464 /*******************************************************************
3465 ********************************************************************/
3466
3467 static NTSTATUS query_dom_info_9(TALLOC_CTX *mem_ctx,
3468 struct samr_DomInfo9 *r)
3469 {
3470 r->domain_server_state = DOMAIN_SERVER_ENABLED;
3471
3472 return NT_STATUS_OK;
3473 }
3474
3475 /*******************************************************************
3476 ********************************************************************/
3477
3478 static NTSTATUS query_dom_info_11(TALLOC_CTX *mem_ctx,
3479 struct samr_DomGeneralInformation2 *r,
3480 struct samr_domain_info *dinfo)
3481 {
3482 NTSTATUS status;
3483 uint32_t account_policy_temp;
3484 time_t u_lock_duration, u_reset_time;
3485
3486 status = query_dom_info_2(mem_ctx, &r->general, dinfo);
3487 if (!NT_STATUS_IS_OK(status)) {
3488 return status;
3489 }
3490
3491 /* AS ROOT !!! */
3492
3493 become_root();
3494
3495 pdb_get_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, &account_policy_temp);
3496 u_lock_duration = account_policy_temp;
3497 if (u_lock_duration != -1) {
3498 u_lock_duration *= 60;
3499 }
3500
3501 pdb_get_account_policy(PDB_POLICY_RESET_COUNT_TIME, &account_policy_temp);
3502 u_reset_time = account_policy_temp * 60;
3503
3504 pdb_get_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
3505 r->lockout_threshold = account_policy_temp;
3506
3507 /* !AS ROOT */
3508
3509 unbecome_root();
3510
3511 unix_to_nt_time_abs(&r->lockout_duration, u_lock_duration);
3512 unix_to_nt_time_abs(&r->lockout_window, u_reset_time);
3513
3514 return NT_STATUS_OK;
3515 }
3516
3517 /*******************************************************************
3518 ********************************************************************/
3519
3520 static NTSTATUS query_dom_info_12(TALLOC_CTX *mem_ctx,
3521 struct samr_DomInfo12 *r)
3522 {
3523 uint32_t account_policy_temp;
3524 time_t u_lock_duration, u_reset_time;
3525
3526 become_root();
3527
3528 /* AS ROOT !!! */
3529
3530 pdb_get_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, &account_policy_temp);
3531 u_lock_duration = account_policy_temp;
3532 if (u_lock_duration != -1) {
3533 u_lock_duration *= 60;
3534 }
3535
3536 pdb_get_account_policy(PDB_POLICY_RESET_COUNT_TIME, &account_policy_temp);
3537 u_reset_time = account_policy_temp * 60;
3538
3539 pdb_get_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT, &account_policy_temp);
3540 r->lockout_threshold = account_policy_temp;
3541
3542 /* !AS ROOT */
3543
3544 unbecome_root();
3545
3546 unix_to_nt_time_abs(&r->lockout_duration, u_lock_duration);
3547 unix_to_nt_time_abs(&r->lockout_window, u_reset_time);
3548
3549 return NT_STATUS_OK;
3550 }
3551
3552 /*******************************************************************
3553 ********************************************************************/
3554
3555 static NTSTATUS query_dom_info_13(TALLOC_CTX *mem_ctx,
3556 struct samr_DomInfo13 *r)
3557 {
3558 time_t seq_num;
3559
3560 become_root();
3561
3562 /* AS ROOT !!! */
3563
3564 if (!pdb_get_seq_num(&seq_num)) {
3565 seq_num = time(NULL);
3566 }
3567
3568 /* !AS ROOT */
3569
3570 unbecome_root();
3571
3572 r->sequence_num = seq_num;
3573 r->domain_create_time = 0;
3574 r->modified_count_at_last_promotion = 0;
3575
3576 return NT_STATUS_OK;
3577 }
3578
3579 /*******************************************************************
3580 _samr_QueryDomainInfo
3581 ********************************************************************/
3582
3583 NTSTATUS _samr_QueryDomainInfo(struct pipes_struct *p,
3584 struct samr_QueryDomainInfo *r)
3585 {
3586 NTSTATUS status = NT_STATUS_OK;
3587 struct samr_domain_info *dinfo;
3588 union samr_DomainInfo *dom_info;
3589
3590 uint32_t acc_required;
3591
3592 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
3593
3594 switch (r->in.level) {
3595 case 1: /* DomainPasswordInformation */
3596 case 12: /* DomainLockoutInformation */
3597 /* DOMAIN_READ_PASSWORD_PARAMETERS */
3598 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1;
3599 break;
3600 case 11: /* DomainGeneralInformation2 */
3601 /* DOMAIN_READ_PASSWORD_PARAMETERS |
3602 * DOMAIN_READ_OTHER_PARAMETERS */
3603 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1 |
3604 SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2;
3605 break;
3606 case 2: /* DomainGeneralInformation */
3607 case 3: /* DomainLogoffInformation */
3608 case 4: /* DomainOemInformation */
3609 case 5: /* DomainReplicationInformation */
3610 case 6: /* DomainReplicationInformation */
3611 case 7: /* DomainServerRoleInformation */
3612 case 8: /* DomainModifiedInformation */
3613 case 9: /* DomainStateInformation */
3614 case 10: /* DomainUasInformation */
3615 case 13: /* DomainModifiedInformation2 */
3616 /* DOMAIN_READ_OTHER_PARAMETERS */
3617 acc_required = SAMR_DOMAIN_ACCESS_LOOKUP_INFO_2;
3618 break;
3619 default:
3620 return NT_STATUS_INVALID_INFO_CLASS;
3621 }
3622
3623 dinfo = policy_handle_find(p, r->in.domain_handle,
3624 acc_required, NULL,
3625 struct samr_domain_info, &status);
3626 if (!NT_STATUS_IS_OK(status)) {
3627 return status;
3628 }
3629
3630 dom_info = talloc_zero(p->mem_ctx, union samr_DomainInfo);
3631 if (!dom_info) {
3632 return NT_STATUS_NO_MEMORY;
3633 }
3634
3635 switch (r->in.level) {
3636 case 1:
3637 status = query_dom_info_1(p->mem_ctx, &dom_info->info1);
3638 break;
3639 case 2:
3640 status = query_dom_info_2(p->mem_ctx, &dom_info->general, dinfo);
3641 break;
3642 case 3:
3643 status = query_dom_info_3(p->mem_ctx, &dom_info->info3);
3644 break;
3645 case 4:
3646 status = query_dom_info_4(p->mem_ctx, &dom_info->oem);
3647 break;
3648 case 5:
3649 status = query_dom_info_5(p->mem_ctx, &dom_info->info5);
3650 break;
3651 case 6:
3652 status = query_dom_info_6(p->mem_ctx, &dom_info->info6);
3653 break;
3654 case 7:
3655 status = query_dom_info_7(p->mem_ctx, &dom_info->info7);
3656 break;
3657 case 8:
3658 status = query_dom_info_8(p->mem_ctx, &dom_info->info8);
3659 break;
3660 case 9:
3661 status = query_dom_info_9(p->mem_ctx, &dom_info->info9);
3662 break;
3663 case 11:
3664 status = query_dom_info_11(p->mem_ctx, &dom_info->general2, dinfo);
3665 break;
3666 case 12:
3667 status = query_dom_info_12(p->mem_ctx, &dom_info->info12);
3668 break;
3669 case 13:
3670 status = query_dom_info_13(p->mem_ctx, &dom_info->info13);
3671 break;
3672 default:
3673 return NT_STATUS_INVALID_INFO_CLASS;
3674 }
3675
3676 if (!NT_STATUS_IS_OK(status)) {
3677 return status;
3678 }
3679
3680 *r->out.info = dom_info;
3681
3682 DEBUG(5,("_samr_QueryDomainInfo: %d\n", __LINE__));
3683
3684 return status;
3685 }
3686
3687 /* W2k3 seems to use the same check for all 3 objects that can be created via
3688 * SAMR, if you try to create for example "Dialup" as an alias it says
3689 * "NT_STATUS_USER_EXISTS". This is racy, but we can't really lock the user
3690 * database. */
3691
3692 static NTSTATUS can_create(TALLOC_CTX *mem_ctx, const char *new_name)
3693 {
3694 enum lsa_SidType type;
3695 bool result;
3696
3697 DEBUG(10, ("Checking whether [%s] can be created\n", new_name));
3698
3699 become_root();
3700 /* Lookup in our local databases (LOOKUP_NAME_REMOTE not set)
3701 * whether the name already exists */
3702 result = lookup_name(mem_ctx, new_name, LOOKUP_NAME_LOCAL,
3703 NULL, NULL, NULL, &type);
3704 unbecome_root();
3705
3706 if (!result) {
3707 DEBUG(10, ("%s does not exist, can create it\n", new_name));
3708 return NT_STATUS_OK;
3709 }
3710
3711 DEBUG(5, ("trying to create %s, exists as %s\n",
3712 new_name, sid_type_lookup(type)));
3713
3714 if (type == SID_NAME_DOM_GRP) {
3715 return NT_STATUS_GROUP_EXISTS;
3716 }
3717 if (type == SID_NAME_ALIAS) {
3718 return NT_STATUS_ALIAS_EXISTS;
3719 }
3720
3721 /* Yes, the default is NT_STATUS_USER_EXISTS */
3722 return NT_STATUS_USER_EXISTS;
3723 }
3724
3725 /*******************************************************************
3726 _samr_CreateUser2
3727 ********************************************************************/
3728
3729 NTSTATUS _samr_CreateUser2(struct pipes_struct *p,
3730 struct samr_CreateUser2 *r)
3731 {
3732 const char *account = NULL;
3733 struct dom_sid sid;
3734 uint32_t acb_info = r->in.acct_flags;
3735 struct samr_domain_info *dinfo;
3736 struct samr_user_info *uinfo;
3737 NTSTATUS nt_status;
3738 uint32 acc_granted;
3739 struct security_descriptor *psd;
3740 size_t sd_size;
3741 /* check this, when giving away 'add computer to domain' privs */
3742 uint32 des_access = GENERIC_RIGHTS_USER_ALL_ACCESS;
3743 bool can_add_account = False;
3744
3745 /* Which privilege is needed to override the ACL? */
3746 enum sec_privilege needed_priv = SEC_PRIV_INVALID;
3747
3748 dinfo = policy_handle_find(p, r->in.domain_handle,
3749 SAMR_DOMAIN_ACCESS_CREATE_USER, NULL,
3750 struct samr_domain_info, &nt_status);
3751 if (!NT_STATUS_IS_OK(nt_status)) {
3752 return nt_status;
3753 }
3754
3755 if (sid_check_is_builtin(&dinfo->sid)) {
3756 DEBUG(5,("_samr_CreateUser2: Refusing user create in BUILTIN\n"));
3757 return NT_STATUS_ACCESS_DENIED;
3758 }
3759
3760 if (!(acb_info == ACB_NORMAL || acb_info == ACB_DOMTRUST ||
3761 acb_info == ACB_WSTRUST || acb_info == ACB_SVRTRUST)) {
3762 /* Match Win2k, and return NT_STATUS_INVALID_PARAMETER if
3763 this parameter is not an account type */
3764 return NT_STATUS_INVALID_PARAMETER;
3765 }
3766
3767 account = r->in.account_name->string;
3768 if (account == NULL) {
3769 return NT_STATUS_NO_MEMORY;
3770 }
3771
3772 nt_status = can_create(p->mem_ctx, account);
3773 if (!NT_STATUS_IS_OK(nt_status)) {
3774 return nt_status;
3775 }
3776
3777 /* determine which user right we need to check based on the acb_info */
3778
3779 if (geteuid() == sec_initial_uid()) {
3780 can_add_account = true;
3781 } else if (acb_info & ACB_WSTRUST) {
3782 needed_priv = SEC_PRIV_MACHINE_ACCOUNT;
3783 can_add_account = security_token_has_privilege(p->session_info->security_token, SEC_PRIV_MACHINE_ACCOUNT);
3784 } else if (acb_info & ACB_NORMAL &&
3785 (account[strlen(account)-1] != '$')) {
3786 /* usrmgr.exe (and net rpc trustdom grant) creates a normal user
3787 account for domain trusts and changes the ACB flags later */
3788 needed_priv = SEC_PRIV_ADD_USERS;
3789 can_add_account = security_token_has_privilege(p->session_info->security_token, SEC_PRIV_ADD_USERS);
3790 } else if (lp_enable_privileges()) {
3791 /* implicit assumption of a BDC or domain trust account here
3792 * (we already check the flags earlier) */
3793 /* only Domain Admins can add a BDC or domain trust */
3794 can_add_account = nt_token_check_domain_rid(
3795 p->session_info->security_token,
3796 DOMAIN_RID_ADMINS );
3797 }
3798
3799 DEBUG(5, ("_samr_CreateUser2: %s can add this account : %s\n",
3800 uidtoname(p->session_info->unix_token->uid),
3801 can_add_account ? "True":"False" ));
3802
3803 if (!can_add_account) {
3804 return NT_STATUS_ACCESS_DENIED;
3805 }
3806
3807 /********** BEGIN Admin BLOCK **********/
3808
3809 become_root();
3810 nt_status = pdb_create_user(p->mem_ctx, account, acb_info,
3811 r->out.rid);
3812 unbecome_root();
3813
3814 /********** END Admin BLOCK **********/
3815
3816 /* now check for failure */
3817
3818 if ( !NT_STATUS_IS_OK(nt_status) )
3819 return nt_status;
3820
3821 /* Get the user's SID */
3822
3823 sid_compose(&sid, get_global_sam_sid(), *r->out.rid);
3824
3825 map_max_allowed_access(p->session_info->security_token,
3826 p->session_info->unix_token,
3827 &des_access);
3828
3829 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &usr_generic_mapping,
3830 &sid, SAMR_USR_RIGHTS_WRITE_PW);
3831 se_map_generic(&des_access, &usr_generic_mapping);
3832
3833 /*
3834 * JRA - TESTME. We just created this user so we
3835 * had rights to create them. Do we need to check
3836 * any further access on this object ? Can't we
3837 * just assume we have all the rights we need ?
3838 */
3839
3840 nt_status = access_check_object(psd, p->session_info->security_token,
3841 needed_priv, SEC_PRIV_INVALID,
3842 GENERIC_RIGHTS_USER_WRITE, des_access,
3843 &acc_granted, "_samr_CreateUser2");
3844
3845 if ( !NT_STATUS_IS_OK(nt_status) ) {
3846 return nt_status;
3847 }
3848
3849 uinfo = policy_handle_create(p, r->out.user_handle, acc_granted,
3850 struct samr_user_info, &nt_status);
3851 if (!NT_STATUS_IS_OK(nt_status)) {
3852 return nt_status;
3853 }
3854 uinfo->sid = sid;
3855
3856 /* After a "set" ensure we have no cached display info. */
3857 force_flush_samr_cache(&sid);
3858
3859 *r->out.access_granted = acc_granted;
3860
3861 return NT_STATUS_OK;
3862 }
3863
3864 /****************************************************************
3865 ****************************************************************/
3866
3867 NTSTATUS _samr_CreateUser(struct pipes_struct *p,
3868 struct samr_CreateUser *r)
3869 {
3870 struct samr_CreateUser2 c;
3871 uint32_t access_granted;
3872
3873 c.in.domain_handle = r->in.domain_handle;
3874 c.in.account_name = r->in.account_name;
3875 c.in.acct_flags = ACB_NORMAL;
3876 c.in.access_mask = r->in.access_mask;
3877 c.out.user_handle = r->out.user_handle;
3878 c.out.access_granted = &access_granted;
3879 c.out.rid = r->out.rid;
3880
3881 return _samr_CreateUser2(p, &c);
3882 }
3883
3884 /*******************************************************************
3885 _samr_Connect
3886 ********************************************************************/
3887
3888 NTSTATUS _samr_Connect(struct pipes_struct *p,
3889 struct samr_Connect *r)
3890 {
3891 uint32_t acc_granted;
3892 struct policy_handle hnd;
3893 uint32 des_access = r->in.access_mask;
3894 NTSTATUS status;
3895
3896 /* Access check */
3897
3898 if (!pipe_access_check(p)) {
3899 DEBUG(3, ("access denied to _samr_Connect\n"));
3900 return NT_STATUS_ACCESS_DENIED;
3901 }
3902
3903 /* don't give away the farm but this is probably ok. The SAMR_ACCESS_ENUM_DOMAINS
3904 was observed from a win98 client trying to enumerate users (when configured
3905 user level access control on shares) --jerry */
3906
3907 map_max_allowed_access(p->session_info->security_token,
3908 p->session_info->unix_token,
3909 &des_access);
3910
3911 se_map_generic( &des_access, &sam_generic_mapping );
3912
3913 acc_granted = des_access & (SAMR_ACCESS_ENUM_DOMAINS
3914 |SAMR_ACCESS_LOOKUP_DOMAIN);
3915
3916 /* set up the SAMR connect_anon response */
3917
3918 (void)policy_handle_create(p, &hnd, acc_granted,
3919 struct samr_connect_info,
3920 &status);
3921 if (!NT_STATUS_IS_OK(status)) {
3922 return status;
3923 }
3924
3925 *r->out.connect_handle = hnd;
3926 return NT_STATUS_OK;
3927 }
3928
3929 /*******************************************************************
3930 _samr_Connect2
3931 ********************************************************************/
3932
3933 NTSTATUS _samr_Connect2(struct pipes_struct *p,
3934 struct samr_Connect2 *r)
3935 {
3936 struct policy_handle hnd;
3937 struct security_descriptor *psd = NULL;
3938 uint32 acc_granted;
3939 uint32 des_access = r->in.access_mask;
3940 NTSTATUS nt_status;
3941 size_t sd_size;
3942 const char *fn = "_samr_Connect2";
3943
3944 switch (p->opnum) {
3945 case NDR_SAMR_CONNECT2:
3946 fn = "_samr_Connect2";
3947 break;
3948 case NDR_SAMR_CONNECT3:
3949 fn = "_samr_Connect3";
3950 break;
3951 case NDR_SAMR_CONNECT4:
3952 fn = "_samr_Connect4";
3953 break;
3954 case NDR_SAMR_CONNECT5:
3955 fn = "_samr_Connect5";
3956 break;
3957 }
3958
3959 DEBUG(5,("%s: %d\n", fn, __LINE__));
3960
3961 /* Access check */
3962
3963 if (!pipe_access_check(p)) {
3964 DEBUG(3, ("access denied to %s\n", fn));
3965 return NT_STATUS_ACCESS_DENIED;
3966 }
3967
3968 map_max_allowed_access(p->session_info->security_token,
3969 p->session_info->unix_token,
3970 &des_access);
3971
3972 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &sam_generic_mapping, NULL, 0);
3973 se_map_generic(&des_access, &sam_generic_mapping);
3974
3975 nt_status = access_check_object(psd, p->session_info->security_token,
3976 SEC_PRIV_INVALID, SEC_PRIV_INVALID,
3977 0, des_access, &acc_granted, fn);
3978
3979 if ( !NT_STATUS_IS_OK(nt_status) )
3980 return nt_status;
3981
3982 (void)policy_handle_create(p, &hnd, acc_granted,
3983 struct samr_connect_info, &nt_status);
3984 if (!NT_STATUS_IS_OK(nt_status)) {
3985 return nt_status;
3986 }
3987
3988 DEBUG(5,("%s: %d\n", fn, __LINE__));
3989
3990 *r->out.connect_handle = hnd;
3991 return NT_STATUS_OK;
3992 }
3993
3994 /****************************************************************
3995 _samr_Connect3
3996 ****************************************************************/
3997
3998 NTSTATUS _samr_Connect3(struct pipes_struct *p,
3999 struct samr_Connect3 *r)
4000 {
4001 struct samr_Connect2 c;
4002
4003 c.in.system_name = r->in.system_name;
4004 c.in.access_mask = r->in.access_mask;
4005 c.out.connect_handle = r->out.connect_handle;
4006
4007 return _samr_Connect2(p, &c);
4008 }
4009
4010 /*******************************************************************
4011 _samr_Connect4
4012 ********************************************************************/
4013
4014 NTSTATUS _samr_Connect4(struct pipes_struct *p,
4015 struct samr_Connect4 *r)
4016 {
4017 struct samr_Connect2 c;
4018
4019 c.in.system_name = r->in.system_name;
4020 c.in.access_mask = r->in.access_mask;
4021 c.out.connect_handle = r->out.connect_handle;
4022
4023 return _samr_Connect2(p, &c);
4024 }
4025
4026 /*******************************************************************
4027 _samr_Connect5
4028 ********************************************************************/
4029
4030 NTSTATUS _samr_Connect5(struct pipes_struct *p,
4031 struct samr_Connect5 *r)
4032 {
4033 NTSTATUS status;
4034 struct samr_Connect2 c;
4035 struct samr_ConnectInfo1 info1;
4036
4037 info1.client_version = SAMR_CONNECT_AFTER_W2K;
4038 info1.unknown2 = 0;
4039
4040 c.in.system_name = r->in.system_name;
4041 c.in.access_mask = r->in.access_mask;
4042 c.out.connect_handle = r->out.connect_handle;
4043
4044 *r->out.level_out = 1;
4045
4046 status = _samr_Connect2(p, &c);
4047 if (!NT_STATUS_IS_OK(status)) {
4048 return status;
4049 }
4050
4051 r->out.info_out->info1 = info1;
4052
4053 return NT_STATUS_OK;
4054 }
4055
4056 /**********************************************************************
4057 _samr_LookupDomain
4058 **********************************************************************/
4059
4060 NTSTATUS _samr_LookupDomain(struct pipes_struct *p,
4061 struct samr_LookupDomain *r)
4062 {
4063 NTSTATUS status;
4064 const char *domain_name;
4065 struct dom_sid *sid = NULL;
4066
4067 /* win9x user manager likes to use SAMR_ACCESS_ENUM_DOMAINS here.
4068 Reverted that change so we will work with RAS servers again */
4069
4070 (void)policy_handle_find(p, r->in.connect_handle,
4071 SAMR_ACCESS_LOOKUP_DOMAIN, NULL,
4072 struct samr_connect_info,
4073 &status);
4074 if (!NT_STATUS_IS_OK(status)) {
4075 return status;
4076 }
4077
4078 domain_name = r->in.domain_name->string;
4079 if (!domain_name) {
4080 return NT_STATUS_INVALID_PARAMETER;
4081 }
4082
4083 sid = talloc_zero(p->mem_ctx, struct dom_sid2);
4084 if (!sid) {
4085 return NT_STATUS_NO_MEMORY;
4086 }
4087
4088 if (strequal(domain_name, builtin_domain_name())) {
4089 sid_copy(sid, &global_sid_Builtin);
4090 } else {
4091 if (!secrets_fetch_domain_sid(domain_name, sid)) {
4092 status = NT_STATUS_NO_SUCH_DOMAIN;
4093 }
4094 }
4095
4096 DEBUG(2,("Returning domain sid for domain %s -> %s\n", domain_name,
4097 sid_string_dbg(sid)));
4098
4099 *r->out.sid = sid;
4100
4101 return status;
4102 }
4103
4104 /**********************************************************************
4105 _samr_EnumDomains
4106 **********************************************************************/
4107
4108 NTSTATUS _samr_EnumDomains(struct pipes_struct *p,
4109 struct samr_EnumDomains *r)
4110 {
4111 NTSTATUS status;
4112 uint32_t num_entries = 2;
4113 struct samr_SamEntry *entry_array = NULL;
4114 struct samr_SamArray *sam;
4115
4116 (void)policy_handle_find(p, r->in.connect_handle,
4117 SAMR_ACCESS_ENUM_DOMAINS, NULL,
4118 struct samr_connect_info, &status);
4119 if (!NT_STATUS_IS_OK(status)) {
4120 return status;
4121 }
4122
4123 sam = talloc_zero(p->mem_ctx, struct samr_SamArray);
4124 if (!sam) {
4125 return NT_STATUS_NO_MEMORY;
4126 }
4127
4128 entry_array = talloc_zero_array(p->mem_ctx,
4129 struct samr_SamEntry,
4130 num_entries);
4131 if (!entry_array) {
4132 return NT_STATUS_NO_MEMORY;
4133 }
4134
4135 entry_array[0].idx = 0;
4136 init_lsa_String(&entry_array[0].name, get_global_sam_name());
4137
4138 entry_array[1].idx = 1;
4139 init_lsa_String(&entry_array[1].name, "Builtin");
4140
4141 sam->count = num_entries;
4142 sam->entries = entry_array;
4143
4144 *r->out.sam = sam;
4145 *r->out.num_entries = num_entries;
4146
4147 return status;
4148 }
4149
4150 /*******************************************************************
4151 _samr_OpenAlias
4152 ********************************************************************/
4153
4154 NTSTATUS _samr_OpenAlias(struct pipes_struct *p,
4155 struct samr_OpenAlias *r)
4156 {
4157 struct dom_sid sid;
4158 uint32 alias_rid = r->in.rid;
4159 struct samr_alias_info *ainfo;
4160 struct samr_domain_info *dinfo;
4161 struct security_descriptor *psd = NULL;
4162 uint32 acc_granted;
4163 uint32 des_access = r->in.access_mask;
4164 size_t sd_size;
4165 NTSTATUS status;
4166
4167 dinfo = policy_handle_find(p, r->in.domain_handle,
4168 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
4169 struct samr_domain_info, &status);
4170 if (!NT_STATUS_IS_OK(status)) {
4171 return status;
4172 }
4173
4174 /* append the alias' RID to it */
4175
4176 if (!sid_compose(&sid, &dinfo->sid, alias_rid))
4177 return NT_STATUS_NO_SUCH_ALIAS;
4178
4179 /*check if access can be granted as requested by client. */
4180
4181 map_max_allowed_access(p->session_info->security_token,
4182 p->session_info->unix_token,
4183 &des_access);
4184
4185 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &ali_generic_mapping, NULL, 0);
4186 se_map_generic(&des_access,&ali_generic_mapping);
4187
4188 status = access_check_object(psd, p->session_info->security_token,
4189 SEC_PRIV_ADD_USERS, SEC_PRIV_INVALID,
4190 GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
4191 des_access, &acc_granted, "_samr_OpenAlias");
4192
4193 if ( !NT_STATUS_IS_OK(status) )
4194 return status;
4195
4196 {
4197 /* Check we actually have the requested alias */
4198 enum lsa_SidType type;
4199 bool result;
4200 gid_t gid;
4201
4202 become_root();
4203 result = lookup_sid(NULL, &sid, NULL, NULL, &type);
4204 unbecome_root();
4205
4206 if (!result || (type != SID_NAME_ALIAS)) {
4207 return NT_STATUS_NO_SUCH_ALIAS;
4208 }
4209
4210 /* make sure there is a mapping */
4211
4212 if ( !sid_to_gid( &sid, &gid ) ) {
4213 return NT_STATUS_NO_SUCH_ALIAS;
4214 }
4215
4216 }
4217
4218 ainfo = policy_handle_create(p, r->out.alias_handle, acc_granted,
4219 struct samr_alias_info, &status);
4220 if (!NT_STATUS_IS_OK(status)) {
4221 return status;
4222 }
4223 ainfo->sid = sid;
4224
4225 return NT_STATUS_OK;
4226 }
4227
4228 /*******************************************************************
4229 set_user_info_2
4230 ********************************************************************/
4231
4232 static NTSTATUS set_user_info_2(TALLOC_CTX *mem_ctx,
4233 struct samr_UserInfo2 *id2,
4234 struct samu *pwd)
4235 {
4236 if (id2 == NULL) {
4237 DEBUG(5,("set_user_info_2: NULL id2\n"));
4238 return NT_STATUS_ACCESS_DENIED;
4239 }
4240
4241 copy_id2_to_sam_passwd(pwd, id2);
4242
4243 return pdb_update_sam_account(pwd);
4244 }
4245
4246 /*******************************************************************
4247 set_user_info_4
4248 ********************************************************************/
4249
4250 static NTSTATUS set_user_info_4(TALLOC_CTX *mem_ctx,
4251 struct samr_UserInfo4 *id4,
4252 struct samu *pwd)
4253 {
4254 if (id4 == NULL) {
4255 DEBUG(5,("set_user_info_2: NULL id4\n"));
4256 return NT_STATUS_ACCESS_DENIED;
4257 }
4258
4259 copy_id4_to_sam_passwd(pwd, id4);
4260
4261 return pdb_update_sam_account(pwd);
4262 }
4263
4264 /*******************************************************************
4265 set_user_info_6
4266 ********************************************************************/
4267
4268 static NTSTATUS set_user_info_6(TALLOC_CTX *mem_ctx,
4269 struct samr_UserInfo6 *id6,
4270 struct samu *pwd)
4271 {
4272 if (id6 == NULL) {
4273 DEBUG(5,("set_user_info_6: NULL id6\n"));
4274 return NT_STATUS_ACCESS_DENIED;
4275 }
4276
4277 copy_id6_to_sam_passwd(pwd, id6);
4278
4279 return pdb_update_sam_account(pwd);
4280 }
4281
4282 /*******************************************************************
4283 set_user_info_7
4284 ********************************************************************/
4285
4286 static NTSTATUS set_user_info_7(TALLOC_CTX *mem_ctx,
4287 struct samr_UserInfo7 *id7,
4288 struct samu *pwd)
4289 {
4290 NTSTATUS rc;
4291
4292 if (id7 == NULL) {
4293 DEBUG(5, ("set_user_info_7: NULL id7\n"));
4294 return NT_STATUS_ACCESS_DENIED;
4295 }
4296
4297 if (!id7->account_name.string) {
4298 DEBUG(5, ("set_user_info_7: failed to get new username\n"));
4299 return NT_STATUS_ACCESS_DENIED;
4300 }
4301
4302 /* check to see if the new username already exists. Note: we can't
4303 reliably lock all backends, so there is potentially the
4304 possibility that a user can be created in between this check and
4305 the rename. The rename should fail, but may not get the
4306 exact same failure status code. I think this is small enough
4307 of a window for this type of operation and the results are
4308 simply that the rename fails with a slightly different status
4309 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
4310
4311 rc = can_create(mem_ctx, id7->account_name.string);
4312
4313 /* when there is nothing to change, we're done here */
4314 if (NT_STATUS_EQUAL(rc, NT_STATUS_USER_EXISTS) &&
4315 strequal(id7->account_name.string, pdb_get_username(pwd))) {
4316 return NT_STATUS_OK;
4317 }
4318 if (!NT_STATUS_IS_OK(rc)) {
4319 return rc;
4320 }
4321
4322 rc = pdb_rename_sam_account(pwd, id7->account_name.string);
4323
4324 return rc;
4325 }
4326
4327 /*******************************************************************
4328 set_user_info_8
4329 ********************************************************************/
4330
4331 static NTSTATUS set_user_info_8(TALLOC_CTX *mem_ctx,
4332 struct samr_UserInfo8 *id8,
4333 struct samu *pwd)
4334 {
4335 if (id8 == NULL) {
4336 DEBUG(5,("set_user_info_8: NULL id8\n"));
4337 return NT_STATUS_ACCESS_DENIED;
4338 }
4339
4340 copy_id8_to_sam_passwd(pwd, id8);
4341
4342 return pdb_update_sam_account(pwd);
4343 }
4344
4345 /*******************************************************************
4346 set_user_info_10
4347 ********************************************************************/
4348
4349 static NTSTATUS set_user_info_10(TALLOC_CTX *mem_ctx,
4350 struct samr_UserInfo10 *id10,
4351 struct samu *pwd)
4352 {
4353 if (id10 == NULL) {
4354 DEBUG(5,("set_user_info_8: NULL id10\n"));
4355 return NT_STATUS_ACCESS_DENIED;
4356 }
4357
4358 copy_id10_to_sam_passwd(pwd, id10);
4359
4360 return pdb_update_sam_account(pwd);
4361 }
4362
4363 /*******************************************************************
4364 set_user_info_11
4365 ********************************************************************/
4366
4367 static NTSTATUS set_user_info_11(TALLOC_CTX *mem_ctx,
4368 struct samr_UserInfo11 *id11,
4369 struct samu *pwd)
4370 {
4371 if (id11 == NULL) {
4372 DEBUG(5,("set_user_info_11: NULL id11\n"));
4373 return NT_STATUS_ACCESS_DENIED;
4374 }
4375
4376 copy_id11_to_sam_passwd(pwd, id11);
4377
4378 return pdb_update_sam_account(pwd);
4379 }
4380
4381 /*******************************************************************
4382 set_user_info_12
4383 ********************************************************************/
4384
4385 static NTSTATUS set_user_info_12(TALLOC_CTX *mem_ctx,
4386 struct samr_UserInfo12 *id12,
4387 struct samu *pwd)
4388 {
4389 if (id12 == NULL) {
4390 DEBUG(5,("set_user_info_12: NULL id12\n"));
4391 return NT_STATUS_ACCESS_DENIED;
4392 }
4393
4394 copy_id12_to_sam_passwd(pwd, id12);
4395
4396 return pdb_update_sam_account(pwd);
4397 }
4398
4399 /*******************************************************************
4400 set_user_info_13
4401 ********************************************************************/
4402
4403 static NTSTATUS set_user_info_13(TALLOC_CTX *mem_ctx,
4404 struct samr_UserInfo13 *id13,
4405 struct samu *pwd)
4406 {
4407 if (id13 == NULL) {
4408 DEBUG(5,("set_user_info_13: NULL id13\n"));
4409 return NT_STATUS_ACCESS_DENIED;
4410 }
4411
4412 copy_id13_to_sam_passwd(pwd, id13);
4413
4414 return pdb_update_sam_account(pwd);
4415 }
4416
4417 /*******************************************************************
4418 set_user_info_14
4419 ********************************************************************/
4420
4421 static NTSTATUS set_user_info_14(TALLOC_CTX *mem_ctx,
4422 struct samr_UserInfo14 *id14,
4423 struct samu *pwd)
4424 {
4425 if (id14 == NULL) {
4426 DEBUG(5,("set_user_info_14: NULL id14\n"));
4427 return NT_STATUS_ACCESS_DENIED;
4428 }
4429
4430 copy_id14_to_sam_passwd(pwd, id14);
4431
4432 return pdb_update_sam_account(pwd);
4433 }
4434
4435 /*******************************************************************
4436 set_user_info_16
4437 ********************************************************************/
4438
4439 static NTSTATUS set_user_info_16(TALLOC_CTX *mem_ctx,
4440 struct samr_UserInfo16 *id16,
4441 struct samu *pwd)
4442 {
4443 if (id16 == NULL) {
4444 DEBUG(5,("set_user_info_16: NULL id16\n"));
4445 return NT_STATUS_ACCESS_DENIED;
4446 }
4447
4448 copy_id16_to_sam_passwd(pwd, id16);
4449
4450 return pdb_update_sam_account(pwd);
4451 }
4452
4453 /*******************************************************************
4454 set_user_info_17
4455 ********************************************************************/
4456
4457 static NTSTATUS set_user_info_17(TALLOC_CTX *mem_ctx,
4458 struct samr_UserInfo17 *id17,
4459 struct samu *pwd)
4460 {
4461 if (id17 == NULL) {
4462 DEBUG(5,("set_user_info_17: NULL id17\n"));
4463 return NT_STATUS_ACCESS_DENIED;
4464 }
4465
4466 copy_id17_to_sam_passwd(pwd, id17);
4467
4468 return pdb_update_sam_account(pwd);
4469 }
4470
4471 /*******************************************************************
4472 set_user_info_18
4473 ********************************************************************/
4474
4475 static NTSTATUS set_user_info_18(struct samr_UserInfo18 *id18,
4476 TALLOC_CTX *mem_ctx,
4477 DATA_BLOB *session_key,
4478 struct samu *pwd)
4479 {
4480 if (id18 == NULL) {
4481 DEBUG(2, ("set_user_info_18: id18 is NULL\n"));
4482 return NT_STATUS_INVALID_PARAMETER;
4483 }
4484
4485 if (id18->nt_pwd_active || id18->lm_pwd_active) {
4486 if (!session_key->length) {
4487 return NT_STATUS_NO_USER_SESSION_KEY;
4488 }
4489 }
4490
4491 if (id18->nt_pwd_active) {
4492
4493 DATA_BLOB in, out;
4494
4495 in = data_blob_const(id18->nt_pwd.hash, 16);
4496 out = data_blob_talloc_zero(mem_ctx, 16);
4497
4498 sess_crypt_blob(&out, &in, session_key, false);
4499
4500 if (!pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED)) {
4501 return NT_STATUS_ACCESS_DENIED;
4502 }
4503
4504 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4505 }
4506
4507 if (id18->lm_pwd_active) {
4508
4509 DATA_BLOB in, out;
4510
4511 in = data_blob_const(id18->lm_pwd.hash, 16);
4512 out = data_blob_talloc_zero(mem_ctx, 16);
4513
4514 sess_crypt_blob(&out, &in, session_key, false);
4515
4516 if (!pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED)) {
4517 return NT_STATUS_ACCESS_DENIED;
4518 }
4519
4520 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4521 }
4522
4523 copy_id18_to_sam_passwd(pwd, id18);
4524
4525 return pdb_update_sam_account(pwd);
4526 }
4527
4528 /*******************************************************************
4529 set_user_info_20
4530 ********************************************************************/
4531
4532 static NTSTATUS set_user_info_20(TALLOC_CTX *mem_ctx,
4533 struct samr_UserInfo20 *id20,
4534 struct samu *pwd)
4535 {
4536 if (id20 == NULL) {
4537 DEBUG(5,("set_user_info_20: NULL id20\n"));
4538 return NT_STATUS_ACCESS_DENIED;
4539 }
4540
4541 copy_id20_to_sam_passwd(pwd, id20);
4542
4543 return pdb_update_sam_account(pwd);
4544 }
4545
4546 /*******************************************************************
4547 set_user_info_21
4548 ********************************************************************/
4549
4550 static NTSTATUS set_user_info_21(struct samr_UserInfo21 *id21,
4551 TALLOC_CTX *mem_ctx,
4552 DATA_BLOB *session_key,
4553 struct samu *pwd)
4554 {
4555 NTSTATUS status;
4556
4557 if (id21 == NULL) {
4558 DEBUG(5, ("set_user_info_21: NULL id21\n"));
4559 return NT_STATUS_INVALID_PARAMETER;
4560 }
4561
4562 if (id21->fields_present == 0) {
4563 return NT_STATUS_INVALID_PARAMETER;
4564 }
4565
4566 if (id21->fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4567 return NT_STATUS_ACCESS_DENIED;
4568 }
4569
4570 if (id21->fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) {
4571 if (id21->nt_password_set) {
4572 DATA_BLOB in, out;
4573
4574 if ((id21->nt_owf_password.length != 16) ||
4575 (id21->nt_owf_password.size != 16)) {
4576 return NT_STATUS_INVALID_PARAMETER;
4577 }
4578
4579 if (!session_key->length) {
4580 return NT_STATUS_NO_USER_SESSION_KEY;
4581 }
4582
4583 in = data_blob_const(id21->nt_owf_password.array, 16);
4584 out = data_blob_talloc_zero(mem_ctx, 16);
4585
4586 sess_crypt_blob(&out, &in, session_key, false);
4587
4588 pdb_set_nt_passwd(pwd, out.data, PDB_CHANGED);
4589 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4590 }
4591 }
4592
4593 if (id21->fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT) {
4594 if (id21->lm_password_set) {
4595 DATA_BLOB in, out;
4596
4597 if ((id21->lm_owf_password.length != 16) ||
4598 (id21->lm_owf_password.size != 16)) {
4599 return NT_STATUS_INVALID_PARAMETER;
4600 }
4601
4602 if (!session_key->length) {
4603 return NT_STATUS_NO_USER_SESSION_KEY;
4604 }
4605
4606 in = data_blob_const(id21->lm_owf_password.array, 16);
4607 out = data_blob_talloc_zero(mem_ctx, 16);
4608
4609 sess_crypt_blob(&out, &in, session_key, false);
4610
4611 pdb_set_lanman_passwd(pwd, out.data, PDB_CHANGED);
4612 pdb_set_pass_last_set_time(pwd, time(NULL), PDB_CHANGED);
4613 }
4614 }
4615
4616 /* we need to separately check for an account rename first */
4617
4618 if (id21->account_name.string &&
4619 (!strequal(id21->account_name.string, pdb_get_username(pwd))))
4620 {
4621
4622 /* check to see if the new username already exists. Note: we can't
4623 reliably lock all backends, so there is potentially the
4624 possibility that a user can be created in between this check and
4625 the rename. The rename should fail, but may not get the
4626 exact same failure status code. I think this is small enough
4627 of a window for this type of operation and the results are
4628 simply that the rename fails with a slightly different status
4629 code (like UNSUCCESSFUL instead of ALREADY_EXISTS). */
4630
4631 status = can_create(mem_ctx, id21->account_name.string);
4632 if (!NT_STATUS_IS_OK(status)) {
4633 return status;
4634 }
4635
4636 status = pdb_rename_sam_account(pwd, id21->account_name.string);
4637
4638 if (!NT_STATUS_IS_OK(status)) {
4639 DEBUG(0,("set_user_info_21: failed to rename account: %s\n",
4640 nt_errstr(status)));
4641 return status;
4642 }
4643
4644 /* set the new username so that later
4645 functions can work on the new account */
4646 pdb_set_username(pwd, id21->account_name.string, PDB_SET);
4647 }
4648
4649 copy_id21_to_sam_passwd("INFO_21", pwd, id21);
4650
4651 /*
4652 * The funny part about the previous two calls is
4653 * that pwd still has the password hashes from the
4654 * passdb entry. These have not been updated from
4655 * id21. I don't know if they need to be set. --jerry
4656 */
4657
4658 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
4659 status = pdb_set_unix_primary_group(mem_ctx, pwd);
4660 if ( !NT_STATUS_IS_OK(status) ) {
4661 return status;
4662 }
4663 }
4664
4665 /* Don't worry about writing out the user account since the
4666 primary group SID is generated solely from the user's Unix
4667 primary group. */
4668
4669 /* write the change out */
4670 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4671 return status;
4672 }
4673
4674 return NT_STATUS_OK;
4675 }
4676
4677 /*******************************************************************
4678 set_user_info_23
4679 ********************************************************************/
4680
4681 static NTSTATUS set_user_info_23(TALLOC_CTX *mem_ctx,
4682 struct samr_UserInfo23 *id23,
4683 const char *rhost,
4684 struct samu *pwd)
4685 {
4686 char *plaintext_buf = NULL;
4687 size_t len = 0;
4688 uint32_t acct_ctrl;
4689 NTSTATUS status;
4690
4691 if (id23 == NULL) {
4692 DEBUG(5, ("set_user_info_23: NULL id23\n"));
4693 return NT_STATUS_INVALID_PARAMETER;
4694 }
4695
4696 if (id23->info.fields_present == 0) {
4697 return NT_STATUS_INVALID_PARAMETER;
4698 }
4699
4700 if (id23->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4701 return NT_STATUS_ACCESS_DENIED;
4702 }
4703
4704 if ((id23->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
4705 (id23->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
4706
4707 DEBUG(5, ("Attempting administrator password change (level 23) for user %s\n",
4708 pdb_get_username(pwd)));
4709
4710 if (!decode_pw_buffer(mem_ctx,
4711 id23->password.data,
4712 &plaintext_buf,
4713 &len,
4714 CH_UTF16)) {
4715 return NT_STATUS_WRONG_PASSWORD;
4716 }
4717
4718 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
4719 return NT_STATUS_ACCESS_DENIED;
4720 }
4721 }
4722
4723 copy_id23_to_sam_passwd(pwd, id23);
4724
4725 acct_ctrl = pdb_get_acct_ctrl(pwd);
4726
4727 /* if it's a trust account, don't update /etc/passwd */
4728 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
4729 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
4730 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
4731 DEBUG(5, ("Changing trust account. Not updating /etc/passwd\n"));
4732 } else if (plaintext_buf) {
4733 /* update the UNIX password */
4734 if (lp_unix_password_sync() ) {
4735 struct passwd *passwd;
4736 if (pdb_get_username(pwd) == NULL) {
4737 DEBUG(1, ("chgpasswd: User without name???\n"));
4738 return NT_STATUS_ACCESS_DENIED;
4739 }
4740
4741 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
4742 if (passwd == NULL) {
4743 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
4744 }
4745
4746 if(!chgpasswd(pdb_get_username(pwd), rhost,
4747 passwd, "", plaintext_buf, True)) {
4748 return NT_STATUS_ACCESS_DENIED;
4749 }
4750 TALLOC_FREE(passwd);
4751 }
4752 }
4753
4754 if (plaintext_buf) {
4755 memset(plaintext_buf, '\0', strlen(plaintext_buf));
4756 }
4757
4758 if (IS_SAM_CHANGED(pwd, PDB_GROUPSID) &&
4759 (!NT_STATUS_IS_OK(status = pdb_set_unix_primary_group(mem_ctx,
4760 pwd)))) {
4761 return status;
4762 }
4763
4764 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4765 return status;
4766 }
4767
4768 return NT_STATUS_OK;
4769 }
4770
4771 /*******************************************************************
4772 set_user_info_pw
4773 ********************************************************************/
4774
4775 static bool set_user_info_pw(uint8 *pass, const char *rhost, struct samu *pwd)
4776 {
4777 size_t len = 0;
4778 char *plaintext_buf = NULL;
4779 uint32 acct_ctrl;
4780
4781 DEBUG(5, ("Attempting administrator password change for user %s\n",
4782 pdb_get_username(pwd)));
4783
4784 acct_ctrl = pdb_get_acct_ctrl(pwd);
4785
4786 if (!decode_pw_buffer(talloc_tos(),
4787 pass,
4788 &plaintext_buf,
4789 &len,
4790 CH_UTF16)) {
4791 return False;
4792 }
4793
4794 if (!pdb_set_plaintext_passwd (pwd, plaintext_buf)) {
4795 return False;
4796 }
4797
4798 /* if it's a trust account, don't update /etc/passwd */
4799 if ( ( (acct_ctrl & ACB_DOMTRUST) == ACB_DOMTRUST ) ||
4800 ( (acct_ctrl & ACB_WSTRUST) == ACB_WSTRUST) ||
4801 ( (acct_ctrl & ACB_SVRTRUST) == ACB_SVRTRUST) ) {
4802 DEBUG(5, ("Changing trust account or non-unix-user password, not updating /etc/passwd\n"));
4803 } else {
4804 /* update the UNIX password */
4805 if (lp_unix_password_sync()) {
4806 struct passwd *passwd;
4807
4808 if (pdb_get_username(pwd) == NULL) {
4809 DEBUG(1, ("chgpasswd: User without name???\n"));
4810 return False;
4811 }
4812
4813 passwd = Get_Pwnam_alloc(pwd, pdb_get_username(pwd));
4814 if (passwd == NULL) {
4815 DEBUG(1, ("chgpasswd: Username does not exist in system !?!\n"));
4816 }
4817
4818 if(!chgpasswd(pdb_get_username(pwd), rhost, passwd,
4819 "", plaintext_buf, True)) {
4820 return False;
4821 }
4822 TALLOC_FREE(passwd);
4823 }
4824 }
4825
4826 memset(plaintext_buf, '\0', strlen(plaintext_buf));
4827
4828 DEBUG(5,("set_user_info_pw: pdb_update_pwd()\n"));
4829
4830 return True;
4831 }
4832
4833 /*******************************************************************
4834 set_user_info_24
4835 ********************************************************************/
4836
4837 static NTSTATUS set_user_info_24(TALLOC_CTX *mem_ctx,
4838 const char *rhost,
4839 struct samr_UserInfo24 *id24,
4840 struct samu *pwd)
4841 {
4842 NTSTATUS status;
4843
4844 if (id24 == NULL) {
4845 DEBUG(5, ("set_user_info_24: NULL id24\n"));
4846 return NT_STATUS_INVALID_PARAMETER;
4847 }
4848
4849 if (!set_user_info_pw(id24->password.data, rhost, pwd)) {
4850 return NT_STATUS_WRONG_PASSWORD;
4851 }
4852
4853 copy_id24_to_sam_passwd(pwd, id24);
4854
4855 status = pdb_update_sam_account(pwd);
4856 if (!NT_STATUS_IS_OK(status)) {
4857 return status;
4858 }
4859
4860 return NT_STATUS_OK;
4861 }
4862
4863 /*******************************************************************
4864 set_user_info_25
4865 ********************************************************************/
4866
4867 static NTSTATUS set_user_info_25(TALLOC_CTX *mem_ctx,
4868 const char *rhost,
4869 struct samr_UserInfo25 *id25,
4870 struct samu *pwd)
4871 {
4872 NTSTATUS status;
4873
4874 if (id25 == NULL) {
4875 DEBUG(5, ("set_user_info_25: NULL id25\n"));
4876 return NT_STATUS_INVALID_PARAMETER;
4877 }
4878
4879 if (id25->info.fields_present == 0) {
4880 return NT_STATUS_INVALID_PARAMETER;
4881 }
4882
4883 if (id25->info.fields_present & SAMR_FIELD_LAST_PWD_CHANGE) {
4884 return NT_STATUS_ACCESS_DENIED;
4885 }
4886
4887 if ((id25->info.fields_present & SAMR_FIELD_NT_PASSWORD_PRESENT) ||
4888 (id25->info.fields_present & SAMR_FIELD_LM_PASSWORD_PRESENT)) {
4889
4890 if (!set_user_info_pw(id25->password.data, rhost, pwd)) {
4891 return NT_STATUS_WRONG_PASSWORD;
4892 }
4893 }
4894
4895 copy_id25_to_sam_passwd(pwd, id25);
4896
4897 /* write the change out */
4898 if(!NT_STATUS_IS_OK(status = pdb_update_sam_account(pwd))) {
4899 return status;
4900 }
4901
4902 /*
4903 * We need to "pdb_update_sam_account" before the unix primary group
4904 * is set, because the idealx scripts would also change the
4905 * sambaPrimaryGroupSid using the ldap replace method. pdb_ldap uses
4906 * the delete explicit / add explicit, which would then fail to find
4907 * the previous primaryGroupSid value.
4908 */
4909
4910 if ( IS_SAM_CHANGED(pwd, PDB_GROUPSID) ) {
4911 status = pdb_set_unix_primary_group(mem_ctx, pwd);
4912 if ( !NT_STATUS_IS_OK(status) ) {
4913 return status;
4914 }
4915 }
4916
4917 return NT_STATUS_OK;
4918 }
4919
4920 /*******************************************************************
4921 set_user_info_26
4922 ********************************************************************/
4923
4924 static NTSTATUS set_user_info_26(TALLOC_CTX *mem_ctx,
4925 const char *rhost,
4926 struct samr_UserInfo26 *id26,
4927 struct samu *pwd)
4928 {
4929 NTSTATUS status;
4930
4931 if (id26 == NULL) {
4932 DEBUG(5, ("set_user_info_26: NULL id26\n"));
4933 return NT_STATUS_INVALID_PARAMETER;
4934 }
4935
4936 if (!set_user_info_pw(id26->password.data, rhost, pwd)) {
4937 return NT_STATUS_WRONG_PASSWORD;
4938 }
4939
4940 copy_id26_to_sam_passwd(pwd, id26);
4941
4942 status = pdb_update_sam_account(pwd);
4943 if (!NT_STATUS_IS_OK(status)) {
4944 return status;
4945 }
4946
4947 return NT_STATUS_OK;
4948 }
4949
4950 /*************************************************************
4951 **************************************************************/
4952
4953 static uint32_t samr_set_user_info_map_fields_to_access_mask(uint32_t fields)
4954 {
4955 uint32_t acc_required = 0;
4956
4957 /* USER_ALL_USERNAME */
4958 if (fields & SAMR_FIELD_ACCOUNT_NAME)
4959 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4960 /* USER_ALL_FULLNAME */
4961 if (fields & SAMR_FIELD_FULL_NAME)
4962 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4963 /* USER_ALL_PRIMARYGROUPID */
4964 if (fields & SAMR_FIELD_PRIMARY_GID)
4965 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4966 /* USER_ALL_HOMEDIRECTORY */
4967 if (fields & SAMR_FIELD_HOME_DIRECTORY)
4968 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4969 /* USER_ALL_HOMEDIRECTORYDRIVE */
4970 if (fields & SAMR_FIELD_HOME_DRIVE)
4971 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4972 /* USER_ALL_SCRIPTPATH */
4973 if (fields & SAMR_FIELD_LOGON_SCRIPT)
4974 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4975 /* USER_ALL_PROFILEPATH */
4976 if (fields & SAMR_FIELD_PROFILE_PATH)
4977 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4978 /* USER_ALL_ADMINCOMMENT */
4979 if (fields & SAMR_FIELD_COMMENT)
4980 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4981 /* USER_ALL_WORKSTATIONS */
4982 if (fields & SAMR_FIELD_WORKSTATIONS)
4983 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4984 /* USER_ALL_LOGONHOURS */
4985 if (fields & SAMR_FIELD_LOGON_HOURS)
4986 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4987 /* USER_ALL_ACCOUNTEXPIRES */
4988 if (fields & SAMR_FIELD_ACCT_EXPIRY)
4989 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4990 /* USER_ALL_USERACCOUNTCONTROL */
4991 if (fields & SAMR_FIELD_ACCT_FLAGS)
4992 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4993 /* USER_ALL_PARAMETERS */
4994 if (fields & SAMR_FIELD_PARAMETERS)
4995 acc_required |= SAMR_USER_ACCESS_SET_ATTRIBUTES;
4996 /* USER_ALL_USERCOMMENT */
4997 if (fields & SAMR_FIELD_COMMENT)
4998 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
4999 /* USER_ALL_COUNTRYCODE */
5000 if (fields & SAMR_FIELD_COUNTRY_CODE)
5001 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
5002 /* USER_ALL_CODEPAGE */
5003 if (fields & SAMR_FIELD_CODE_PAGE)
5004 acc_required |= SAMR_USER_ACCESS_SET_LOC_COM;
5005 /* USER_ALL_NTPASSWORDPRESENT */
5006 if (fields & SAMR_FIELD_NT_PASSWORD_PRESENT)
5007 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
5008 /* USER_ALL_LMPASSWORDPRESENT */
5009 if (fields & SAMR_FIELD_LM_PASSWORD_PRESENT)
5010 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
5011 /* USER_ALL_PASSWORDEXPIRED */
5012 if (fields & SAMR_FIELD_EXPIRED_FLAG)
5013 acc_required |= SAMR_USER_ACCESS_SET_PASSWORD;
5014
5015 return acc_required;
5016 }
5017
5018 /*******************************************************************
5019 samr_SetUserInfo
5020 ********************************************************************/
5021
5022 NTSTATUS _samr_SetUserInfo(struct pipes_struct *p,
5023 struct samr_SetUserInfo *r)
5024 {
5025 struct samr_user_info *uinfo;
5026 NTSTATUS status;
5027 struct samu *pwd = NULL;
5028 union samr_UserInfo *info = r->in.info;
5029 uint32_t acc_required = 0;
5030 uint32_t fields = 0;
5031 bool ret;
5032 char *rhost;
5033 DATA_BLOB session_key;
5034
5035 DEBUG(5,("_samr_SetUserInfo: %d\n", __LINE__));
5036
5037 /* This is tricky. A WinXP domain join sets
5038 (SAMR_USER_ACCESS_SET_PASSWORD|SAMR_USER_ACCESS_SET_ATTRIBUTES|SAMR_USER_ACCESS_GET_ATTRIBUTES)
5039 The MMC lusrmgr plugin includes these perms and more in the SamrOpenUser(). But the
5040 standard Win32 API calls just ask for SAMR_USER_ACCESS_SET_PASSWORD in the SamrOpenUser().
5041 This should be enough for levels 18, 24, 25,& 26. Info level 23 can set more so
5042 we'll use the set from the WinXP join as the basis. */
5043
5044 switch (r->in.level) {
5045 case 2: /* UserPreferencesInformation */
5046 /* USER_WRITE_ACCOUNT | USER_WRITE_PREFERENCES */
5047 acc_required = SAMR_USER_ACCESS_SET_ATTRIBUTES | SAMR_USER_ACCESS_SET_LOC_COM;
5048 break;
5049 case 4: /* UserLogonHoursInformation */
5050 case 6: /* UserNameInformation */
5051 case 7: /* UserAccountNameInformation */
5052 case 8: /* UserFullNameInformation */
5053 case 9: /* UserPrimaryGroupInformation */
5054 case 10: /* UserHomeInformation */
5055 case 11: /* UserScriptInformation */
5056 case 12: /* UserProfileInformation */
5057 case 13: /* UserAdminCommentInformation */
5058 case 14: /* UserWorkStationsInformation */
5059 case 16: /* UserControlInformation */
5060 case 17: /* UserExpiresInformation */
5061 case 20: /* UserParametersInformation */
5062 /* USER_WRITE_ACCOUNT */
5063 acc_required = SAMR_USER_ACCESS_SET_ATTRIBUTES;
5064 break;
5065 case 18: /* UserInternal1Information */
5066 /* FIXME: gd, this is a guess */
5067 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
5068 break;
5069 case 21: /* UserAllInformation */
5070 fields = info->info21.fields_present;
5071 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
5072 break;
5073 case 23: /* UserInternal4Information */
5074 fields = info->info23.info.fields_present;
5075 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
5076 break;
5077 case 25: /* UserInternal4InformationNew */
5078 fields = info->info25.info.fields_present;
5079 acc_required = samr_set_user_info_map_fields_to_access_mask(fields);
5080 break;
5081 case 24: /* UserInternal5Information */
5082 case 26: /* UserInternal5InformationNew */
5083 acc_required = SAMR_USER_ACCESS_SET_PASSWORD;
5084 break;
5085 default:
5086 return NT_STATUS_INVALID_INFO_CLASS;
5087 }
5088
5089 uinfo = policy_handle_find(p, r->in.user_handle, acc_required, NULL,
5090 struct samr_user_info, &status);
5091 if (!NT_STATUS_IS_OK(status)) {
5092 return status;
5093 }
5094
5095 DEBUG(5, ("_samr_SetUserInfo: sid:%s, level:%d\n",
5096 sid_string_dbg(&uinfo->sid), r->in.level));
5097
5098 if (info == NULL) {
5099 DEBUG(5, ("_samr_SetUserInfo: NULL info level\n"));
5100 return NT_STATUS_INVALID_INFO_CLASS;
5101 }
5102
5103 if (!(pwd = samu_new(NULL))) {
5104 return NT_STATUS_NO_MEMORY;
5105 }
5106
5107 become_root();
5108 ret = pdb_getsampwsid(pwd, &uinfo->sid);
5109 unbecome_root();
5110
5111 if (!ret) {
5112 TALLOC_FREE(pwd);
5113 return NT_STATUS_NO_SUCH_USER;
5114 }
5115
5116 rhost = tsocket_address_inet_addr_string(p->remote_address,
5117 talloc_tos());
5118 if (rhost == NULL) {
5119 return NT_STATUS_NO_MEMORY;
5120 }
5121
5122 /* ================ BEGIN Privilege BLOCK ================ */
5123
5124 become_root();
5125
5126 /* ok! user info levels (lots: see MSDEV help), off we go... */
5127
5128 switch (r->in.level) {
5129
5130 case 2:
5131 status = set_user_info_2(p->mem_ctx,
5132 &info->info2, pwd);
5133 break;
5134
5135 case 4:
5136 status = set_user_info_4(p->mem_ctx,
5137 &info->info4, pwd);
5138 break;
5139
5140 case 6:
5141 status = set_user_info_6(p->mem_ctx,
5142 &info->info6, pwd);
5143 break;
5144
5145 case 7:
5146 status = set_user_info_7(p->mem_ctx,
5147 &info->info7, pwd);
5148 break;
5149
5150 case 8:
5151 status = set_user_info_8(p->mem_ctx,
5152 &info->info8, pwd);
5153 break;
5154
5155 case 10:
5156 status = set_user_info_10(p->mem_ctx,
5157 &info->info10, pwd);
5158 break;
5159
5160 case 11:
5161 status = set_user_info_11(p->mem_ctx,
5162 &info->info11, pwd);
5163 break;
5164
5165 case 12:
5166 status = set_user_info_12(p->mem_ctx,
5167 &info->info12, pwd);
5168 break;
5169
5170 case 13:
5171 status = set_user_info_13(p->mem_ctx,
5172 &info->info13, pwd);
5173 break;
5174
5175 case 14:
5176 status = set_user_info_14(p->mem_ctx,
5177 &info->info14, pwd);
5178 break;
5179
5180 case 16:
5181 status = set_user_info_16(p->mem_ctx,
5182 &info->info16, pwd);
5183 break;
5184
5185 case 17:
5186 status = set_user_info_17(p->mem_ctx,
5187 &info->info17, pwd);
5188 break;
5189
5190 case 18:
5191 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5192 if(!NT_STATUS_IS_OK(status)) {
5193 return status;
5194 }
5195 /* Used by AS/U JRA. */
5196 status = set_user_info_18(&info->info18,
5197 p->mem_ctx,
5198 &session_key,
5199 pwd);
5200 break;
5201
5202 case 20:
5203 status = set_user_info_20(p->mem_ctx,
5204 &info->info20, pwd);
5205 break;
5206
5207 case 21:
5208 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5209 if(!NT_STATUS_IS_OK(status)) {
5210 return status;
5211 }
5212 status = set_user_info_21(&info->info21,
5213 p->mem_ctx,
5214 &session_key,
5215 pwd);
5216 break;
5217
5218 case 23:
5219 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5220 arcfour_crypt_blob(info->info23.password.data, 516,
5221 &session_key);
5222
5223 dump_data(100, info->info23.password.data, 516);
5224
5225 status = set_user_info_23(p->mem_ctx,
5226 &info->info23,
5227 rhost,
5228 pwd);
5229 break;
5230
5231 case 24:
5232 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5233 arcfour_crypt_blob(info->info24.password.data,
5234 516,
5235 &session_key);
5236
5237 dump_data(100, info->info24.password.data, 516);
5238
5239 status = set_user_info_24(p->mem_ctx,
5240 rhost,
5241 &info->info24, pwd);
5242 break;
5243
5244 case 25:
5245 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5246 encode_or_decode_arc4_passwd_buffer(
5247 info->info25.password.data,
5248 &session_key);
5249
5250 dump_data(100, info->info25.password.data, 532);
5251
5252 status = set_user_info_25(p->mem_ctx,
5253 rhost,
5254 &info->info25, pwd);
5255 break;
5256
5257 case 26:
5258 status = session_extract_session_key(p->session_info, &session_key, KEY_USE_16BYTES);
5259 encode_or_decode_arc4_passwd_buffer(
5260 info->info26.password.data,
5261 &session_key);
5262
5263 dump_data(100, info->info26.password.data, 516);
5264
5265 status = set_user_info_26(p->mem_ctx,
5266 rhost,
5267 &info->info26, pwd);
5268 break;
5269
5270 default:
5271 status = NT_STATUS_INVALID_INFO_CLASS;
5272 }
5273
5274 TALLOC_FREE(pwd);
5275
5276 unbecome_root();
5277
5278 /* ================ END Privilege BLOCK ================ */
5279
5280 if (NT_STATUS_IS_OK(status)) {
5281 force_flush_samr_cache(&uinfo->sid);
5282 }
5283
5284 return status;
5285 }
5286
5287 /*******************************************************************
5288 _samr_SetUserInfo2
5289 ********************************************************************/
5290
5291 NTSTATUS _samr_SetUserInfo2(struct pipes_struct *p,
5292 struct samr_SetUserInfo2 *r)
5293 {
5294 struct samr_SetUserInfo q;
5295
5296 q.in.user_handle = r->in.user_handle;
5297 q.in.level = r->in.level;
5298 q.in.info = r->in.info;
5299
5300 return _samr_SetUserInfo(p, &q);
5301 }
5302
5303 /*********************************************************************
5304 _samr_GetAliasMembership
5305 *********************************************************************/
5306
5307 NTSTATUS _samr_GetAliasMembership(struct pipes_struct *p,
5308 struct samr_GetAliasMembership *r)
5309 {
5310 size_t num_alias_rids;
5311 uint32 *alias_rids;
5312 struct samr_domain_info *dinfo;
5313 size_t i;
5314
5315 NTSTATUS status;
5316
5317 struct dom_sid *members;
5318
5319 DEBUG(5,("_samr_GetAliasMembership: %d\n", __LINE__));
5320
5321 dinfo = policy_handle_find(p, r->in.domain_handle,
5322 SAMR_DOMAIN_ACCESS_LOOKUP_ALIAS
5323 | SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
5324 struct samr_domain_info, &status);
5325 if (!NT_STATUS_IS_OK(status)) {
5326 return status;
5327 }
5328
5329 if (!sid_check_is_our_sam(&dinfo->sid) &&
5330 !sid_check_is_builtin(&dinfo->sid))
5331 return NT_STATUS_OBJECT_TYPE_MISMATCH;
5332
5333 if (r->in.sids->num_sids) {
5334 members = talloc_array(p->mem_ctx, struct dom_sid, r->in.sids->num_sids);
5335
5336 if (members == NULL)
5337 return NT_STATUS_NO_MEMORY;
5338 } else {
5339 members = NULL;
5340 }
5341
5342 for (i=0; i<r->in.sids->num_sids; i++)
5343 sid_copy(&members[i], r->in.sids->sids[i].sid);
5344
5345 alias_rids = NULL;
5346 num_alias_rids = 0;
5347
5348 become_root();
5349 status = pdb_enum_alias_memberships(p->mem_ctx, &dinfo->sid, members,
5350 r->in.sids->num_sids,
5351 &alias_rids, &num_alias_rids);
5352 unbecome_root();
5353
5354 if (!NT_STATUS_IS_OK(status)) {
5355 return status;
5356 }
5357
5358 r->out.rids->count = num_alias_rids;
5359 r->out.rids->ids = alias_rids;
5360
5361 if (r->out.rids->ids == NULL) {
5362 /* Windows domain clients don't accept a NULL ptr here */
5363 r->out.rids->ids = talloc_zero(p->mem_ctx, uint32_t);
5364 }
5365 if (r->out.rids->ids == NULL) {
5366 return NT_STATUS_NO_MEMORY;
5367 }
5368
5369 return NT_STATUS_OK;
5370 }
5371
5372 /*********************************************************************
5373 _samr_GetMembersInAlias
5374 *********************************************************************/
5375
5376 NTSTATUS _samr_GetMembersInAlias(struct pipes_struct *p,
5377 struct samr_GetMembersInAlias *r)
5378 {
5379 struct samr_alias_info *ainfo;
5380 NTSTATUS status;
5381 size_t i;
5382 size_t num_sids = 0;
5383 struct lsa_SidPtr *sids = NULL;
5384 struct dom_sid *pdb_sids = NULL;
5385
5386 ainfo = policy_handle_find(p, r->in.alias_handle,
5387 SAMR_ALIAS_ACCESS_GET_MEMBERS, NULL,
5388 struct samr_alias_info, &status);
5389 if (!NT_STATUS_IS_OK(status)) {
5390 return status;
5391 }
5392
5393 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5394
5395 become_root();
5396 status = pdb_enum_aliasmem(&ainfo->sid, talloc_tos(), &pdb_sids,
5397 &num_sids);
5398 unbecome_root();
5399
5400 if (!NT_STATUS_IS_OK(status)) {
5401 return status;
5402 }
5403
5404 if (num_sids) {
5405 sids = talloc_zero_array(p->mem_ctx, struct lsa_SidPtr, num_sids);
5406 if (sids == NULL) {
5407 TALLOC_FREE(pdb_sids);
5408 return NT_STATUS_NO_MEMORY;
5409 }
5410 }
5411
5412 for (i = 0; i < num_sids; i++) {
5413 sids[i].sid = dom_sid_dup(p->mem_ctx, &pdb_sids[i]);
5414 if (!sids[i].sid) {
5415 TALLOC_FREE(pdb_sids);
5416 return NT_STATUS_NO_MEMORY;
5417 }
5418 }
5419
5420 r->out.sids->num_sids = num_sids;
5421 r->out.sids->sids = sids;
5422
5423 TALLOC_FREE(pdb_sids);
5424
5425 return NT_STATUS_OK;
5426 }
5427
5428 /*********************************************************************
5429 _samr_QueryGroupMember
5430 *********************************************************************/
5431
5432 NTSTATUS _samr_QueryGroupMember(struct pipes_struct *p,
5433 struct samr_QueryGroupMember *r)
5434 {
5435 struct samr_group_info *ginfo;
5436 size_t i, num_members;
5437
5438 uint32 *rid=NULL;
5439 uint32 *attr=NULL;
5440
5441 NTSTATUS status;
5442 struct samr_RidAttrArray *rids = NULL;
5443
5444 ginfo = policy_handle_find(p, r->in.group_handle,
5445 SAMR_GROUP_ACCESS_GET_MEMBERS, NULL,
5446 struct samr_group_info, &status);
5447 if (!NT_STATUS_IS_OK(status)) {
5448 return status;
5449 }
5450
5451 rids = talloc_zero(p->mem_ctx, struct samr_RidAttrArray);
5452 if (!rids) {
5453 return NT_STATUS_NO_MEMORY;
5454 }
5455
5456 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5457
5458 if (!sid_check_is_in_our_domain(&ginfo->sid)) {
5459 DEBUG(3, ("sid %s is not in our domain\n",
5460 sid_string_dbg(&ginfo->sid)));
5461 return NT_STATUS_NO_SUCH_GROUP;
5462 }
5463
5464 DEBUG(10, ("lookup on Domain SID\n"));
5465
5466 become_root();
5467 status = pdb_enum_group_members(p->mem_ctx, &ginfo->sid,
5468 &rid, &num_members);
5469 unbecome_root();
5470
5471 if (!NT_STATUS_IS_OK(status))
5472 return status;
5473
5474 if (num_members) {
5475 attr=talloc_zero_array(p->mem_ctx, uint32, num_members);
5476 if (attr == NULL) {
5477 return NT_STATUS_NO_MEMORY;
5478 }
5479 } else {
5480 attr = NULL;
5481 }
5482
5483 for (i=0; i<num_members; i++) {
5484 attr[i] = SE_GROUP_MANDATORY |
5485 SE_GROUP_ENABLED_BY_DEFAULT |
5486 SE_GROUP_ENABLED;
5487 }
5488
5489 rids->count = num_members;
5490 rids->attributes = attr;
5491 rids->rids = rid;
5492
5493 *r->out.rids = rids;
5494
5495 return NT_STATUS_OK;
5496 }
5497
5498 /*********************************************************************
5499 _samr_AddAliasMember
5500 *********************************************************************/
5501
5502 NTSTATUS _samr_AddAliasMember(struct pipes_struct *p,
5503 struct samr_AddAliasMember *r)
5504 {
5505 struct samr_alias_info *ainfo;
5506 NTSTATUS status;
5507
5508 ainfo = policy_handle_find(p, r->in.alias_handle,
5509 SAMR_ALIAS_ACCESS_ADD_MEMBER, NULL,
5510 struct samr_alias_info, &status);
5511 if (!NT_STATUS_IS_OK(status)) {
5512 return status;
5513 }
5514
5515 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5516
5517 /******** BEGIN SeAddUsers BLOCK *********/
5518
5519 become_root();
5520 status = pdb_add_aliasmem(&ainfo->sid, r->in.sid);
5521 unbecome_root();
5522
5523 /******** END SeAddUsers BLOCK *********/
5524
5525 if (NT_STATUS_IS_OK(status)) {
5526 force_flush_samr_cache(&ainfo->sid);
5527 }
5528
5529 return status;
5530 }
5531
5532 /*********************************************************************
5533 _samr_DeleteAliasMember
5534 *********************************************************************/
5535
5536 NTSTATUS _samr_DeleteAliasMember(struct pipes_struct *p,
5537 struct samr_DeleteAliasMember *r)
5538 {
5539 struct samr_alias_info *ainfo;
5540 NTSTATUS status;
5541
5542 ainfo = policy_handle_find(p, r->in.alias_handle,
5543 SAMR_ALIAS_ACCESS_REMOVE_MEMBER, NULL,
5544 struct samr_alias_info, &status);
5545 if (!NT_STATUS_IS_OK(status)) {
5546 return status;
5547 }
5548
5549 DEBUG(10, ("_samr_del_aliasmem:sid is %s\n",
5550 sid_string_dbg(&ainfo->sid)));
5551
5552 /******** BEGIN SeAddUsers BLOCK *********/
5553
5554 become_root();
5555 status = pdb_del_aliasmem(&ainfo->sid, r->in.sid);
5556 unbecome_root();
5557
5558 /******** END SeAddUsers BLOCK *********/
5559
5560 if (NT_STATUS_IS_OK(status)) {
5561 force_flush_samr_cache(&ainfo->sid);
5562 }
5563
5564 return status;
5565 }
5566
5567 /*********************************************************************
5568 _samr_AddGroupMember
5569 *********************************************************************/
5570
5571 NTSTATUS _samr_AddGroupMember(struct pipes_struct *p,
5572 struct samr_AddGroupMember *r)
5573 {
5574 struct samr_group_info *ginfo;
5575 NTSTATUS status;
5576 uint32 group_rid;
5577
5578 ginfo = policy_handle_find(p, r->in.group_handle,
5579 SAMR_GROUP_ACCESS_ADD_MEMBER, NULL,
5580 struct samr_group_info, &status);
5581 if (!NT_STATUS_IS_OK(status)) {
5582 return status;
5583 }
5584
5585 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5586
5587 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5588 &group_rid)) {
5589 return NT_STATUS_INVALID_HANDLE;
5590 }
5591
5592 /******** BEGIN SeAddUsers BLOCK *********/
5593
5594 become_root();
5595 status = pdb_add_groupmem(p->mem_ctx, group_rid, r->in.rid);
5596 unbecome_root();
5597
5598 /******** END SeAddUsers BLOCK *********/
5599
5600 force_flush_samr_cache(&ginfo->sid);
5601
5602 return status;
5603 }
5604
5605 /*********************************************************************
5606 _samr_DeleteGroupMember
5607 *********************************************************************/
5608
5609 NTSTATUS _samr_DeleteGroupMember(struct pipes_struct *p,
5610 struct samr_DeleteGroupMember *r)
5611
5612 {
5613 struct samr_group_info *ginfo;
5614 NTSTATUS status;
5615 uint32 group_rid;
5616
5617 /*
5618 * delete the group member named r->in.rid
5619 * who is a member of the sid associated with the handle
5620 * the rid is a user's rid as the group is a domain group.
5621 */
5622
5623 ginfo = policy_handle_find(p, r->in.group_handle,
5624 SAMR_GROUP_ACCESS_REMOVE_MEMBER, NULL,
5625 struct samr_group_info, &status);
5626 if (!NT_STATUS_IS_OK(status)) {
5627 return status;
5628 }
5629
5630 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5631 &group_rid)) {
5632 return NT_STATUS_INVALID_HANDLE;
5633 }
5634
5635 /******** BEGIN SeAddUsers BLOCK *********/
5636
5637 become_root();
5638 status = pdb_del_groupmem(p->mem_ctx, group_rid, r->in.rid);
5639 unbecome_root();
5640
5641 /******** END SeAddUsers BLOCK *********/
5642
5643 force_flush_samr_cache(&ginfo->sid);
5644
5645 return status;
5646 }
5647
5648 /*********************************************************************
5649 _samr_DeleteUser
5650 *********************************************************************/
5651
5652 NTSTATUS _samr_DeleteUser(struct pipes_struct *p,
5653 struct samr_DeleteUser *r)
5654 {
5655 struct samr_user_info *uinfo;
5656 NTSTATUS status;
5657 struct samu *sam_pass=NULL;
5658 bool ret;
5659
5660 DEBUG(5, ("_samr_DeleteUser: %d\n", __LINE__));
5661
5662 uinfo = policy_handle_find(p, r->in.user_handle,
5663 SEC_STD_DELETE, NULL,
5664 struct samr_user_info, &status);
5665 if (!NT_STATUS_IS_OK(status)) {
5666 return status;
5667 }
5668
5669 if (!sid_check_is_in_our_domain(&uinfo->sid))
5670 return NT_STATUS_CANNOT_DELETE;
5671
5672 /* check if the user exists before trying to delete */
5673 if ( !(sam_pass = samu_new( NULL )) ) {
5674 return NT_STATUS_NO_MEMORY;
5675 }
5676
5677 become_root();
5678 ret = pdb_getsampwsid(sam_pass, &uinfo->sid);
5679 unbecome_root();
5680
5681 if(!ret) {
5682 DEBUG(5,("_samr_DeleteUser: User %s doesn't exist.\n",
5683 sid_string_dbg(&uinfo->sid)));
5684 TALLOC_FREE(sam_pass);
5685 return NT_STATUS_NO_SUCH_USER;
5686 }
5687
5688 /******** BEGIN SeAddUsers BLOCK *********/
5689
5690 become_root();
5691 status = pdb_delete_user(p->mem_ctx, sam_pass);
5692 unbecome_root();
5693
5694 /******** END SeAddUsers BLOCK *********/
5695
5696 if ( !NT_STATUS_IS_OK(status) ) {
5697 DEBUG(5,("_samr_DeleteUser: Failed to delete entry for "
5698 "user %s: %s.\n", pdb_get_username(sam_pass),
5699 nt_errstr(status)));
5700 TALLOC_FREE(sam_pass);
5701 return status;
5702 }
5703
5704
5705 TALLOC_FREE(sam_pass);
5706
5707 force_flush_samr_cache(&uinfo->sid);
5708
5709 if (!close_policy_hnd(p, r->in.user_handle))
5710 return NT_STATUS_OBJECT_NAME_INVALID;
5711
5712 ZERO_STRUCTP(r->out.user_handle);
5713
5714 return NT_STATUS_OK;
5715 }
5716
5717 /*********************************************************************
5718 _samr_DeleteDomainGroup
5719 *********************************************************************/
5720
5721 NTSTATUS _samr_DeleteDomainGroup(struct pipes_struct *p,
5722 struct samr_DeleteDomainGroup *r)
5723 {
5724 struct samr_group_info *ginfo;
5725 NTSTATUS status;
5726 uint32 group_rid;
5727
5728 DEBUG(5, ("samr_DeleteDomainGroup: %d\n", __LINE__));
5729
5730 ginfo = policy_handle_find(p, r->in.group_handle,
5731 SEC_STD_DELETE, NULL,
5732 struct samr_group_info, &status);
5733 if (!NT_STATUS_IS_OK(status)) {
5734 return status;
5735 }
5736
5737 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ginfo->sid)));
5738
5739 if (!sid_peek_check_rid(get_global_sam_sid(), &ginfo->sid,
5740 &group_rid)) {
5741 return NT_STATUS_NO_SUCH_GROUP;
5742 }
5743
5744 /******** BEGIN SeAddUsers BLOCK *********/
5745
5746 become_root();
5747 status = pdb_delete_dom_group(p->mem_ctx, group_rid);
5748 unbecome_root();
5749
5750 /******** END SeAddUsers BLOCK *********/
5751
5752 if ( !NT_STATUS_IS_OK(status) ) {
5753 DEBUG(5,("_samr_DeleteDomainGroup: Failed to delete mapping "
5754 "entry for group %s: %s\n",
5755 sid_string_dbg(&ginfo->sid),
5756 nt_errstr(status)));
5757 return status;
5758 }
5759
5760 force_flush_samr_cache(&ginfo->sid);
5761
5762 if (!close_policy_hnd(p, r->in.group_handle))
5763 return NT_STATUS_OBJECT_NAME_INVALID;
5764
5765 return NT_STATUS_OK;
5766 }
5767
5768 /*********************************************************************
5769 _samr_DeleteDomAlias
5770 *********************************************************************/
5771
5772 NTSTATUS _samr_DeleteDomAlias(struct pipes_struct *p,
5773 struct samr_DeleteDomAlias *r)
5774 {
5775 struct samr_alias_info *ainfo;
5776 NTSTATUS status;
5777
5778 DEBUG(5, ("_samr_DeleteDomAlias: %d\n", __LINE__));
5779
5780 ainfo = policy_handle_find(p, r->in.alias_handle,
5781 SEC_STD_DELETE, NULL,
5782 struct samr_alias_info, &status);
5783 if (!NT_STATUS_IS_OK(status)) {
5784 return status;
5785 }
5786
5787 DEBUG(10, ("sid is %s\n", sid_string_dbg(&ainfo->sid)));
5788
5789 /* Don't let Windows delete builtin groups */
5790
5791 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
5792 return NT_STATUS_SPECIAL_ACCOUNT;
5793 }
5794
5795 if (!sid_check_is_in_our_domain(&ainfo->sid))
5796 return NT_STATUS_NO_SUCH_ALIAS;
5797
5798 DEBUG(10, ("lookup on Local SID\n"));
5799
5800 /******** BEGIN SeAddUsers BLOCK *********/
5801
5802 become_root();
5803 /* Have passdb delete the alias */
5804 status = pdb_delete_alias(&ainfo->sid);
5805 unbecome_root();
5806
5807 /******** END SeAddUsers BLOCK *********/
5808
5809 if ( !NT_STATUS_IS_OK(status))
5810 return status;
5811
5812 force_flush_samr_cache(&ainfo->sid);
5813
5814 if (!close_policy_hnd(p, r->in.alias_handle))
5815 return NT_STATUS_OBJECT_NAME_INVALID;
5816
5817 return NT_STATUS_OK;
5818 }
5819
5820 /*********************************************************************
5821 _samr_CreateDomainGroup
5822 *********************************************************************/
5823
5824 NTSTATUS _samr_CreateDomainGroup(struct pipes_struct *p,
5825 struct samr_CreateDomainGroup *r)
5826
5827 {
5828 NTSTATUS status;
5829 const char *name;
5830 struct samr_domain_info *dinfo;
5831 struct samr_group_info *ginfo;
5832
5833 dinfo = policy_handle_find(p, r->in.domain_handle,
5834 SAMR_DOMAIN_ACCESS_CREATE_GROUP, NULL,
5835 struct samr_domain_info, &status);
5836 if (!NT_STATUS_IS_OK(status)) {
5837 return status;
5838 }
5839
5840 if (!sid_check_is_our_sam(&dinfo->sid)) {
5841 return NT_STATUS_ACCESS_DENIED;
5842 }
5843
5844 name = r->in.name->string;
5845 if (name == NULL) {
5846 return NT_STATUS_NO_MEMORY;
5847 }
5848
5849 status = can_create(p->mem_ctx, name);
5850 if (!NT_STATUS_IS_OK(status)) {
5851 return status;
5852 }
5853
5854 /******** BEGIN SeAddUsers BLOCK *********/
5855
5856 become_root();
5857 /* check that we successfully create the UNIX group */
5858 status = pdb_create_dom_group(p->mem_ctx, name, r->out.rid);
5859 unbecome_root();
5860
5861 /******** END SeAddUsers BLOCK *********/
5862
5863 /* check if we should bail out here */
5864
5865 if ( !NT_STATUS_IS_OK(status) )
5866 return status;
5867
5868 ginfo = policy_handle_create(p, r->out.group_handle,
5869 GENERIC_RIGHTS_GROUP_ALL_ACCESS,
5870 struct samr_group_info, &status);
5871 if (!NT_STATUS_IS_OK(status)) {
5872 return status;
5873 }
5874 sid_compose(&ginfo->sid, &dinfo->sid, *r->out.rid);
5875
5876 force_flush_samr_cache(&dinfo->sid);
5877
5878 return NT_STATUS_OK;
5879 }
5880
5881 /*********************************************************************
5882 _samr_CreateDomAlias
5883 *********************************************************************/
5884
5885 NTSTATUS _samr_CreateDomAlias(struct pipes_struct *p,
5886 struct samr_CreateDomAlias *r)
5887 {
5888 struct dom_sid info_sid;
5889 const char *name = NULL;
5890 struct samr_domain_info *dinfo;
5891 struct samr_alias_info *ainfo;
5892 gid_t gid;
5893 NTSTATUS result;
5894
5895 dinfo = policy_handle_find(p, r->in.domain_handle,
5896 SAMR_DOMAIN_ACCESS_CREATE_ALIAS, NULL,
5897 struct samr_domain_info, &result);
5898 if (!NT_STATUS_IS_OK(result)) {
5899 return result;
5900 }
5901
5902 if (!sid_check_is_our_sam(&dinfo->sid)) {
5903 return NT_STATUS_ACCESS_DENIED;
5904 }
5905
5906 name = r->in.alias_name->string;
5907
5908 result = can_create(p->mem_ctx, name);
5909 if (!NT_STATUS_IS_OK(result)) {
5910 return result;
5911 }
5912
5913 /******** BEGIN SeAddUsers BLOCK *********/
5914
5915 become_root();
5916 /* Have passdb create the alias */
5917 result = pdb_create_alias(name, r->out.rid);
5918 unbecome_root();
5919
5920 /******** END SeAddUsers BLOCK *********/
5921
5922 if (!NT_STATUS_IS_OK(result)) {
5923 DEBUG(10, ("pdb_create_alias failed: %s\n",
5924 nt_errstr(result)));
5925 return result;
5926 }
5927
5928 sid_compose(&info_sid, &dinfo->sid, *r->out.rid);
5929
5930 if (!sid_to_gid(&info_sid, &gid)) {
5931 DEBUG(10, ("Could not find alias just created\n"));
5932 return NT_STATUS_ACCESS_DENIED;
5933 }
5934
5935 /* check if the group has been successfully created */
5936 if ( getgrgid(gid) == NULL ) {
5937 DEBUG(1, ("getgrgid(%u) of just created alias failed\n",
5938 (unsigned int)gid));
5939 return NT_STATUS_ACCESS_DENIED;
5940 }
5941
5942 ainfo = policy_handle_create(p, r->out.alias_handle,
5943 GENERIC_RIGHTS_ALIAS_ALL_ACCESS,
5944 struct samr_alias_info, &result);
5945 if (!NT_STATUS_IS_OK(result)) {
5946 return result;
5947 }
5948 ainfo->sid = info_sid;
5949
5950 force_flush_samr_cache(&info_sid);
5951
5952 return NT_STATUS_OK;
5953 }
5954
5955 /*********************************************************************
5956 _samr_QueryGroupInfo
5957 *********************************************************************/
5958
5959 NTSTATUS _samr_QueryGroupInfo(struct pipes_struct *p,
5960 struct samr_QueryGroupInfo *r)
5961 {
5962 struct samr_group_info *ginfo;
5963 NTSTATUS status;
5964 GROUP_MAP *map;
5965 union samr_GroupInfo *info = NULL;
5966 bool ret;
5967 uint32_t attributes = SE_GROUP_MANDATORY |
5968 SE_GROUP_ENABLED_BY_DEFAULT |
5969 SE_GROUP_ENABLED;
5970 const char *group_name = NULL;
5971 const char *group_description = NULL;
5972
5973 ginfo = policy_handle_find(p, r->in.group_handle,
5974 SAMR_GROUP_ACCESS_LOOKUP_INFO, NULL,
5975 struct samr_group_info, &status);
5976 if (!NT_STATUS_IS_OK(status)) {
5977 return status;
5978 }
5979
5980 map = talloc_zero(p->mem_ctx, GROUP_MAP);
5981 if (!map) {
5982 return NT_STATUS_NO_MEMORY;
5983 }
5984
5985 become_root();
5986 ret = get_domain_group_from_sid(ginfo->sid, map);
5987 unbecome_root();
5988 if (!ret)
5989 return NT_STATUS_INVALID_HANDLE;
5990
5991 group_name = talloc_move(r, &map->nt_name);
5992 group_description = talloc_move(r, &map->comment);
5993
5994 TALLOC_FREE(map);
5995
5996 info = talloc_zero(p->mem_ctx, union samr_GroupInfo);
5997 if (!info) {
5998 return NT_STATUS_NO_MEMORY;
5999 }
6000
6001 switch (r->in.level) {
6002 case 1: {
6003 uint32 *members;
6004 size_t num_members;
6005
6006 become_root();
6007 status = pdb_enum_group_members(
6008 p->mem_ctx, &ginfo->sid, &members,
6009 &num_members);
6010 unbecome_root();
6011
6012 if (!NT_STATUS_IS_OK(status)) {
6013 return status;
6014 }
6015
6016 info->all.name.string = group_name;
6017 info->all.attributes = attributes;
6018 info->all.num_members = num_members;
6019 info->all.description.string = group_description;
6020 break;
6021 }
6022 case 2:
6023 info->name.string = group_name;
6024 break;
6025 case 3:
6026 info->attributes.attributes = attributes;
6027 break;
6028 case 4:
6029 info->description.string = group_description;
6030 break;
6031 case 5: {
6032 /*
6033 uint32 *members;
6034 size_t num_members;
6035 */
6036
6037 /*
6038 become_root();
6039 status = pdb_enum_group_members(
6040 p->mem_ctx, &ginfo->sid, &members,
6041 &num_members);
6042 unbecome_root();
6043
6044 if (!NT_STATUS_IS_OK(status)) {
6045 return status;
6046 }
6047 */
6048 info->all2.name.string = group_name;
6049 info->all2.attributes = attributes;
6050 info->all2.num_members = 0; /* num_members - in w2k3 this is always 0 */
6051 info->all2.description.string = group_description;
6052
6053 break;
6054 }
6055 default:
6056 return NT_STATUS_INVALID_INFO_CLASS;
6057 }
6058
6059 *r->out.info = info;
6060
6061 return NT_STATUS_OK;
6062 }
6063
6064 /*********************************************************************
6065 _samr_SetGroupInfo
6066 *********************************************************************/
6067
6068 NTSTATUS _samr_SetGroupInfo(struct pipes_struct *p,
6069 struct samr_SetGroupInfo *r)
6070 {
6071 struct samr_group_info *ginfo;
6072 GROUP_MAP *map;
6073 NTSTATUS status;
6074 bool ret;
6075
6076 ginfo = policy_handle_find(p, r->in.group_handle,
6077 SAMR_GROUP_ACCESS_SET_INFO, NULL,
6078 struct samr_group_info, &status);
6079 if (!NT_STATUS_IS_OK(status)) {
6080 return status;
6081 }
6082
6083 map = talloc_zero(p->mem_ctx, GROUP_MAP);
6084 if (!map) {
6085 return NT_STATUS_NO_MEMORY;
6086 }
6087
6088 become_root();
6089 ret = get_domain_group_from_sid(ginfo->sid, map);
6090 unbecome_root();
6091 if (!ret)
6092 return NT_STATUS_NO_SUCH_GROUP;
6093
6094 switch (r->in.level) {
6095 case 2:
6096 map->nt_name = talloc_strdup(map,
6097 r->in.info->name.string);
6098 if (!map->nt_name) {
6099 return NT_STATUS_NO_MEMORY;
6100 }
6101 break;
6102 case 3:
6103 break;
6104 case 4:
6105 map->comment = talloc_strdup(map,
6106 r->in.info->description.string);
6107 if (!map->comment) {
6108 return NT_STATUS_NO_MEMORY;
6109 }
6110 break;
6111 default:
6112 return NT_STATUS_INVALID_INFO_CLASS;
6113 }
6114
6115 /******** BEGIN SeAddUsers BLOCK *********/
6116
6117 become_root();
6118 status = pdb_update_group_mapping_entry(map);
6119 unbecome_root();
6120
6121 /******** End SeAddUsers BLOCK *********/
6122
6123 TALLOC_FREE(map);
6124
6125 if (NT_STATUS_IS_OK(status)) {
6126 force_flush_samr_cache(&ginfo->sid);
6127 }
6128
6129 return status;
6130 }
6131
6132 /*********************************************************************
6133 _samr_SetAliasInfo
6134 *********************************************************************/
6135
6136 NTSTATUS _samr_SetAliasInfo(struct pipes_struct *p,
6137 struct samr_SetAliasInfo *r)
6138 {
6139 struct samr_alias_info *ainfo;
6140 struct acct_info *info;
6141 NTSTATUS status;
6142
6143 ainfo = policy_handle_find(p, r->in.alias_handle,
6144 SAMR_ALIAS_ACCESS_SET_INFO, NULL,
6145 struct samr_alias_info, &status);
6146 if (!NT_STATUS_IS_OK(status)) {
6147 return status;
6148 }
6149
6150 info = talloc_zero(p->mem_ctx, struct acct_info);
6151 if (!info) {
6152 return NT_STATUS_NO_MEMORY;
6153 }
6154
6155 /* get the current group information */
6156
6157 become_root();
6158 status = pdb_get_aliasinfo(&ainfo->sid, info);
6159 unbecome_root();
6160
6161 if ( !NT_STATUS_IS_OK(status))
6162 return status;
6163
6164 switch (r->in.level) {
6165 case ALIASINFONAME:
6166 {
6167 char *group_name;
6168
6169 /* We currently do not support renaming groups in the
6170 the BUILTIN domain. Refer to util_builtin.c to understand
6171 why. The eventually needs to be fixed to be like Windows
6172 where you can rename builtin groups, just not delete them */
6173
6174 if ( sid_check_is_in_builtin( &ainfo->sid ) ) {
6175 return NT_STATUS_SPECIAL_ACCOUNT;
6176 }
6177
6178 /* There has to be a valid name (and it has to be different) */
6179
6180 if ( !r->in.info->name.string )
6181 return NT_STATUS_INVALID_PARAMETER;
6182
6183 /* If the name is the same just reply "ok". Yes this
6184 doesn't allow you to change the case of a group name. */
6185
6186 if (strequal(r->in.info->name.string, info->acct_name)) {
6187 return NT_STATUS_OK;
6188 }
6189
6190 talloc_free(info->acct_name);
6191 info->acct_name = talloc_strdup(info, r->in.info->name.string);
6192 if (!info->acct_name) {
6193 return NT_STATUS_NO_MEMORY;
6194 }
6195
6196 /* make sure the name doesn't already exist as a user
6197 or local group */
6198
6199 group_name = talloc_asprintf(p->mem_ctx,
6200 "%s\\%s",
6201 lp_netbios_name(),
6202 info->acct_name);
6203 if (group_name == NULL) {
6204 return NT_STATUS_NO_MEMORY;
6205 }
6206
6207 status = can_create( p->mem_ctx, group_name );
6208 talloc_free(group_name);
6209 if ( !NT_STATUS_IS_OK( status ) )
6210 return status;
6211 break;
6212 }
6213 case ALIASINFODESCRIPTION:
6214 TALLOC_FREE(info->acct_desc);
6215 if (r->in.info->description.string) {
6216 info->acct_desc = talloc_strdup(info,
6217 r->in.info->description.string);
6218 } else {
6219 info->acct_desc = talloc_strdup(info, "");
6220 }
6221 if (!info->acct_desc) {
6222 return NT_STATUS_NO_MEMORY;
6223 }
6224 break;
6225 default:
6226 return NT_STATUS_INVALID_INFO_CLASS;
6227 }
6228
6229 /******** BEGIN SeAddUsers BLOCK *********/
6230
6231 become_root();
6232 status = pdb_set_aliasinfo(&ainfo->sid, info);
6233 unbecome_root();
6234
6235 /******** End SeAddUsers BLOCK *********/
6236
6237 if (NT_STATUS_IS_OK(status))
6238 force_flush_samr_cache(&ainfo->sid);
6239
6240 return status;
6241 }
6242
6243 /****************************************************************
6244 _samr_GetDomPwInfo
6245 ****************************************************************/
6246
6247 NTSTATUS _samr_GetDomPwInfo(struct pipes_struct *p,
6248 struct samr_GetDomPwInfo *r)
6249 {
6250 uint32_t min_password_length = 0;
6251 uint32_t password_properties = 0;
6252
6253 /* Perform access check. Since this rpc does not require a
6254 policy handle it will not be caught by the access checks on
6255 SAMR_CONNECT or SAMR_CONNECT_ANON. */
6256
6257 if (!pipe_access_check(p)) {
6258 DEBUG(3, ("access denied to _samr_GetDomPwInfo\n"));
6259 return NT_STATUS_ACCESS_DENIED;
6260 }
6261
6262 become_root();
6263 pdb_get_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
6264 &min_password_length);
6265 pdb_get_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
6266 &password_properties);
6267 unbecome_root();
6268
6269 if (lp_check_password_script() && *lp_check_password_script()) {
6270 password_properties |= DOMAIN_PASSWORD_COMPLEX;
6271 }
6272
6273 r->out.info->min_password_length = min_password_length;
6274 r->out.info->password_properties = password_properties;
6275
6276 return NT_STATUS_OK;
6277 }
6278
6279 /*********************************************************************
6280 _samr_OpenGroup
6281 *********************************************************************/
6282
6283 NTSTATUS _samr_OpenGroup(struct pipes_struct *p,
6284 struct samr_OpenGroup *r)
6285
6286 {
6287 struct dom_sid info_sid;
6288 GROUP_MAP *map;
6289 struct samr_domain_info *dinfo;
6290 struct samr_group_info *ginfo;
6291 struct security_descriptor *psd = NULL;
6292 uint32 acc_granted;
6293 uint32 des_access = r->in.access_mask;
6294 size_t sd_size;
6295 NTSTATUS status;
6296 bool ret;
6297
6298 dinfo = policy_handle_find(p, r->in.domain_handle,
6299 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
6300 struct samr_domain_info, &status);
6301 if (!NT_STATUS_IS_OK(status)) {
6302 return status;
6303 }
6304
6305 /*check if access can be granted as requested by client. */
6306 map_max_allowed_access(p->session_info->security_token,
6307 p->session_info->unix_token,
6308 &des_access);
6309
6310 make_samr_object_sd(p->mem_ctx, &psd, &sd_size, &grp_generic_mapping, NULL, 0);
6311 se_map_generic(&des_access,&grp_generic_mapping);
6312
6313 status = access_check_object(psd, p->session_info->security_token,
6314 SEC_PRIV_ADD_USERS, SEC_PRIV_INVALID, GENERIC_RIGHTS_GROUP_ALL_ACCESS,
6315 des_access, &acc_granted, "_samr_OpenGroup");
6316
6317 if ( !NT_STATUS_IS_OK(status) )
6318 return status;
6319
6320 /* this should not be hard-coded like this */
6321
6322 if (!sid_check_is_our_sam(&dinfo->sid)) {
6323 return NT_STATUS_ACCESS_DENIED;
6324 }
6325
6326 sid_compose(&info_sid, &dinfo->sid, r->in.rid);
6327
6328 DEBUG(10, ("_samr_OpenGroup:Opening SID: %s\n",
6329 sid_string_dbg(&info_sid)));
6330
6331 map = talloc_zero(p->mem_ctx, GROUP_MAP);
6332 if (!map) {
6333 return NT_STATUS_NO_MEMORY;
6334 }
6335
6336 /* check if that group really exists */
6337 become_root();
6338 ret = get_domain_group_from_sid(info_sid, map);
6339 unbecome_root();
6340 if (!ret)
6341 return NT_STATUS_NO_SUCH_GROUP;
6342
6343 TALLOC_FREE(map);
6344
6345 ginfo = policy_handle_create(p, r->out.group_handle,
6346 acc_granted,
6347 struct samr_group_info, &status);
6348 if (!NT_STATUS_IS_OK(status)) {
6349 return status;
6350 }
6351 ginfo->sid = info_sid;
6352
6353 return NT_STATUS_OK;
6354 }
6355
6356 /*********************************************************************
6357 _samr_RemoveMemberFromForeignDomain
6358 *********************************************************************/
6359
6360 NTSTATUS _samr_RemoveMemberFromForeignDomain(struct pipes_struct *p,
6361 struct samr_RemoveMemberFromForeignDomain *r)
6362 {
6363 struct samr_domain_info *dinfo;
6364 NTSTATUS result;
6365
6366 DEBUG(5,("_samr_RemoveMemberFromForeignDomain: removing SID [%s]\n",
6367 sid_string_dbg(r->in.sid)));
6368
6369 /* Find the policy handle. Open a policy on it. */
6370
6371 dinfo = policy_handle_find(p, r->in.domain_handle,
6372 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT, NULL,
6373 struct samr_domain_info, &result);
6374 if (!NT_STATUS_IS_OK(result)) {
6375 return result;
6376 }
6377
6378 DEBUG(8, ("_samr_RemoveMemberFromForeignDomain: sid is %s\n",
6379 sid_string_dbg(&dinfo->sid)));
6380
6381 /* we can only delete a user from a group since we don't have
6382 nested groups anyways. So in the latter case, just say OK */
6383
6384 /* TODO: The above comment nowadays is bogus. Since we have nested
6385 * groups now, and aliases members are never reported out of the unix
6386 * group membership, the "just say OK" makes this call a no-op. For
6387 * us. This needs fixing however. */
6388
6389 /* I've only ever seen this in the wild when deleting a user from
6390 * usrmgr.exe. domain_sid is the builtin domain, and the sid to delete
6391 * is the user about to be deleted. I very much suspect this is the
6392 * only application of this call. To verify this, let people report
6393 * other cases. */
6394
6395 if (!sid_check_is_builtin(&dinfo->sid)) {
6396 DEBUG(1,("_samr_RemoveMemberFromForeignDomain: domain_sid = %s, "
6397 "global_sam_sid() = %s\n",
6398 sid_string_dbg(&dinfo->sid),
6399 sid_string_dbg(get_global_sam_sid())));
6400 DEBUGADD(1,("please report to samba-technical@samba.org!\n"));
6401 return NT_STATUS_OK;
6402 }
6403
6404 force_flush_samr_cache(&dinfo->sid);
6405
6406 result = NT_STATUS_OK;
6407
6408 return result;
6409 }
6410
6411 /*******************************************************************
6412 _samr_QueryDomainInfo2
6413 ********************************************************************/
6414
6415 NTSTATUS _samr_QueryDomainInfo2(struct pipes_struct *p,
6416 struct samr_QueryDomainInfo2 *r)
6417 {
6418 struct samr_QueryDomainInfo q;
6419
6420 q.in.domain_handle = r->in.domain_handle;
6421 q.in.level = r->in.level;
6422
6423 q.out.info = r->out.info;
6424
6425 return _samr_QueryDomainInfo(p, &q);
6426 }
6427
6428 /*******************************************************************
6429 ********************************************************************/
6430
6431 static NTSTATUS set_dom_info_1(TALLOC_CTX *mem_ctx,
6432 struct samr_DomInfo1 *r)
6433 {
6434 time_t u_expire, u_min_age;
6435
6436 u_expire = nt_time_to_unix_abs((NTTIME *)&r->max_password_age);
6437 u_min_age = nt_time_to_unix_abs((NTTIME *)&r->min_password_age);
6438
6439 pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_LEN,
6440 (uint32_t)r->min_password_length);
6441 pdb_set_account_policy(PDB_POLICY_PASSWORD_HISTORY,
6442 (uint32_t)r->password_history_length);
6443 pdb_set_account_policy(PDB_POLICY_USER_MUST_LOGON_TO_CHG_PASS,
6444 (uint32_t)r->password_properties);
6445 pdb_set_account_policy(PDB_POLICY_MAX_PASSWORD_AGE, (int)u_expire);
6446 pdb_set_account_policy(PDB_POLICY_MIN_PASSWORD_AGE, (int)u_min_age);
6447
6448 return NT_STATUS_OK;
6449 }
6450
6451 /*******************************************************************
6452 ********************************************************************/
6453
6454 static NTSTATUS set_dom_info_3(TALLOC_CTX *mem_ctx,
6455 struct samr_DomInfo3 *r)
6456 {
6457 time_t u_logout;
6458
6459 u_logout = nt_time_to_unix_abs((NTTIME *)&r->force_logoff_time);
6460
6461 pdb_set_account_policy(PDB_POLICY_TIME_TO_LOGOUT, (int)u_logout);
6462
6463 return NT_STATUS_OK;
6464 }
6465
6466 /*******************************************************************
6467 ********************************************************************/
6468
6469 static NTSTATUS set_dom_info_12(TALLOC_CTX *mem_ctx,
6470 struct samr_DomInfo12 *r)
6471 {
6472 time_t u_lock_duration, u_reset_time;
6473
6474 u_lock_duration = nt_time_to_unix_abs((NTTIME *)&r->lockout_duration);
6475 if (u_lock_duration != -1) {
6476 u_lock_duration /= 60;
6477 }
6478
6479 u_reset_time = nt_time_to_unix_abs((NTTIME *)&r->lockout_window)/60;
6480
6481 pdb_set_account_policy(PDB_POLICY_LOCK_ACCOUNT_DURATION, (int)u_lock_duration);
6482 pdb_set_account_policy(PDB_POLICY_RESET_COUNT_TIME, (int)u_reset_time);
6483 pdb_set_account_policy(PDB_POLICY_BAD_ATTEMPT_LOCKOUT,
6484 (uint32_t)r->lockout_threshold);
6485
6486 return NT_STATUS_OK;
6487 }
6488
6489 /*******************************************************************
6490 _samr_SetDomainInfo
6491 ********************************************************************/
6492
6493 NTSTATUS _samr_SetDomainInfo(struct pipes_struct *p,
6494 struct samr_SetDomainInfo *r)
6495 {
6496 NTSTATUS status;
6497 uint32_t acc_required = 0;
6498
6499 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
6500
6501 switch (r->in.level) {
6502 case 1: /* DomainPasswordInformation */
6503 case 12: /* DomainLockoutInformation */
6504 /* DOMAIN_WRITE_PASSWORD_PARAMETERS */
6505 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_1;
6506 break;
6507 case 3: /* DomainLogoffInformation */
6508 case 4: /* DomainOemInformation */
6509 /* DOMAIN_WRITE_OTHER_PARAMETERS */
6510 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_2;
6511 break;
6512 case 6: /* DomainReplicationInformation */
6513 case 9: /* DomainStateInformation */
6514 case 7: /* DomainServerRoleInformation */
6515 /* DOMAIN_ADMINISTER_SERVER */
6516 acc_required = SAMR_DOMAIN_ACCESS_SET_INFO_3;
6517 break;
6518 default:
6519 return NT_STATUS_INVALID_INFO_CLASS;
6520 }
6521
6522 (void)policy_handle_find(p, r->in.domain_handle,
6523 acc_required, NULL,
6524 struct samr_domain_info, &status);
6525 if (!NT_STATUS_IS_OK(status)) {
6526 return status;
6527 }
6528
6529 DEBUG(5,("_samr_SetDomainInfo: level: %d\n", r->in.level));
6530
6531 switch (r->in.level) {
6532 case 1:
6533 status = set_dom_info_1(p->mem_ctx, &r->in.info->info1);
6534 break;
6535 case 3:
6536 status = set_dom_info_3(p->mem_ctx, &r->in.info->info3);
6537 break;
6538 case 4:
6539 break;
6540 case 6:
6541 break;
6542 case 7:
6543 break;
6544 case 9:
6545 break;
6546 case 12:
6547 status = set_dom_info_12(p->mem_ctx, &r->in.info->info12);
6548 break;
6549 default:
6550 return NT_STATUS_INVALID_INFO_CLASS;
6551 }
6552
6553 if (!NT_STATUS_IS_OK(status)) {
6554 return status;
6555 }
6556
6557 DEBUG(5,("_samr_SetDomainInfo: %d\n", __LINE__));
6558
6559 return NT_STATUS_OK;
6560 }
6561
6562 /****************************************************************
6563 _samr_GetDisplayEnumerationIndex
6564 ****************************************************************/
6565
6566 NTSTATUS _samr_GetDisplayEnumerationIndex(struct pipes_struct *p,
6567 struct samr_GetDisplayEnumerationIndex *r)
6568 {
6569 struct samr_domain_info *dinfo;
6570 uint32_t max_entries = (uint32_t) -1;
6571 uint32_t enum_context = 0;
6572 int i;
6573 uint32_t num_account = 0;
6574 struct samr_displayentry *entries = NULL;
6575 NTSTATUS status;
6576
6577 DEBUG(5,("_samr_GetDisplayEnumerationIndex: %d\n", __LINE__));
6578
6579 dinfo = policy_handle_find(p, r->in.domain_handle,
6580 SAMR_DOMAIN_ACCESS_ENUM_ACCOUNTS, NULL,
6581 struct samr_domain_info, &status);
6582 if (!NT_STATUS_IS_OK(status)) {
6583 return status;
6584 }
6585
6586 if ((r->in.level < 1) || (r->in.level > 3)) {
6587 DEBUG(0,("_samr_GetDisplayEnumerationIndex: "
6588 "Unknown info level (%u)\n",
6589 r->in.level));
6590 return NT_STATUS_INVALID_INFO_CLASS;
6591 }
6592
6593 become_root();
6594
6595 /* The following done as ROOT. Don't return without unbecome_root(). */
6596
6597 switch (r->in.level) {
6598 case 1:
6599 if (dinfo->disp_info->users == NULL) {
6600 dinfo->disp_info->users = pdb_search_users(
6601 dinfo->disp_info, ACB_NORMAL);
6602 if (dinfo->disp_info->users == NULL) {
6603 unbecome_root();
6604 return NT_STATUS_ACCESS_DENIED;
6605 }
6606 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6607 "starting user enumeration at index %u\n",
6608 (unsigned int)enum_context));
6609 } else {
6610 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6611 "using cached user enumeration at index %u\n",
6612 (unsigned int)enum_context));
6613 }
6614 num_account = pdb_search_entries(dinfo->disp_info->users,
6615 enum_context, max_entries,
6616 &entries);
6617 break;
6618 case 2:
6619 if (dinfo->disp_info->machines == NULL) {
6620 dinfo->disp_info->machines = pdb_search_users(
6621 dinfo->disp_info, ACB_WSTRUST|ACB_SVRTRUST);
6622 if (dinfo->disp_info->machines == NULL) {
6623 unbecome_root();
6624 return NT_STATUS_ACCESS_DENIED;
6625 }
6626 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6627 "starting machine enumeration at index %u\n",
6628 (unsigned int)enum_context));
6629 } else {
6630 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6631 "using cached machine enumeration at index %u\n",
6632 (unsigned int)enum_context));
6633 }
6634 num_account = pdb_search_entries(dinfo->disp_info->machines,
6635 enum_context, max_entries,
6636 &entries);
6637 break;
6638 case 3:
6639 if (dinfo->disp_info->groups == NULL) {
6640 dinfo->disp_info->groups = pdb_search_groups(
6641 dinfo->disp_info);
6642 if (dinfo->disp_info->groups == NULL) {
6643 unbecome_root();
6644 return NT_STATUS_ACCESS_DENIED;
6645 }
6646 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6647 "starting group enumeration at index %u\n",
6648 (unsigned int)enum_context));
6649 } else {
6650 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6651 "using cached group enumeration at index %u\n",
6652 (unsigned int)enum_context));
6653 }
6654 num_account = pdb_search_entries(dinfo->disp_info->groups,
6655 enum_context, max_entries,
6656 &entries);
6657 break;
6658 default:
6659 unbecome_root();
6660 smb_panic("info class changed");
6661 break;
6662 }
6663
6664 unbecome_root();
6665
6666 /* Ensure we cache this enumeration. */
6667 set_disp_info_cache_timeout(dinfo->disp_info, DISP_INFO_CACHE_TIMEOUT);
6668
6669 DEBUG(10,("_samr_GetDisplayEnumerationIndex: looking for :%s\n",
6670 r->in.name->string));
6671
6672 for (i=0; i<num_account; i++) {
6673 if (strequal(entries[i].account_name, r->in.name->string)) {
6674 DEBUG(10,("_samr_GetDisplayEnumerationIndex: "
6675 "found %s at idx %d\n",
6676 r->in.name->string, i));
6677 *r->out.idx = i;
6678 return NT_STATUS_OK;
6679 }
6680 }
6681
6682 /* assuming account_name lives at the very end */
6683 *r->out.idx = num_account;
6684
6685 return NT_STATUS_NO_MORE_ENTRIES;
6686 }
6687
6688 /****************************************************************
6689 _samr_GetDisplayEnumerationIndex2
6690 ****************************************************************/
6691
6692 NTSTATUS _samr_GetDisplayEnumerationIndex2(struct pipes_struct *p,
6693 struct samr_GetDisplayEnumerationIndex2 *r)
6694 {
6695 struct samr_GetDisplayEnumerationIndex q;
6696
6697 q.in.domain_handle = r->in.domain_handle;
6698 q.in.level = r->in.level;
6699 q.in.name = r->in.name;
6700
6701 q.out.idx = r->out.idx;
6702
6703 return _samr_GetDisplayEnumerationIndex(p, &q);
6704 }
6705
6706 /****************************************************************
6707 _samr_RidToSid
6708 ****************************************************************/
6709
6710 NTSTATUS _samr_RidToSid(struct pipes_struct *p,
6711 struct samr_RidToSid *r)
6712 {
6713 struct samr_domain_info *dinfo;
6714 NTSTATUS status;
6715 struct dom_sid sid;
6716
6717 dinfo = policy_handle_find(p, r->in.domain_handle,
6718 0, NULL,
6719 struct samr_domain_info, &status);
6720 if (!NT_STATUS_IS_OK(status)) {
6721 return status;
6722 }
6723
6724 if (!sid_compose(&sid, &dinfo->sid, r->in.rid)) {
6725 return NT_STATUS_NO_MEMORY;
6726 }
6727
6728 *r->out.sid = dom_sid_dup(p->mem_ctx, &sid);
6729 if (!*r->out.sid) {
6730 return NT_STATUS_NO_MEMORY;
6731 }
6732
6733 return NT_STATUS_OK;
6734 }
6735
6736 /****************************************************************
6737 ****************************************************************/
6738
6739 static enum samr_ValidationStatus samr_ValidatePassword_Change(TALLOC_CTX *mem_ctx,
6740 const struct samr_PwInfo *dom_pw_info,
6741 const struct samr_ValidatePasswordReq2 *req,
6742 struct samr_ValidatePasswordRepCtr *rep)
6743 {
6744 NTSTATUS status;
6745
6746 if (req->password.string == NULL) {
6747 return SAMR_VALIDATION_STATUS_SUCCESS;
6748 }
6749 if (strlen(req->password.string) < dom_pw_info->min_password_length) {
6750 ZERO_STRUCT(rep->info);
6751 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
6752 }
6753 if (dom_pw_info->password_properties & DOMAIN_PASSWORD_COMPLEX) {
6754 status = check_password_complexity(req->account.string,
6755 req->password.string,
6756 NULL);
6757 if (!NT_STATUS_IS_OK(status)) {
6758 ZERO_STRUCT(rep->info);
6759 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
6760 }
6761 }
6762
6763 return SAMR_VALIDATION_STATUS_SUCCESS;
6764 }
6765
6766 /****************************************************************
6767 ****************************************************************/
6768
6769 static enum samr_ValidationStatus samr_ValidatePassword_Reset(TALLOC_CTX *mem_ctx,
6770 const struct samr_PwInfo *dom_pw_info,
6771 const struct samr_ValidatePasswordReq3 *req,
6772 struct samr_ValidatePasswordRepCtr *rep)
6773 {
6774 NTSTATUS status;
6775
6776 if (req->password.string == NULL) {
6777 return SAMR_VALIDATION_STATUS_SUCCESS;
6778 }
6779 if (strlen(req->password.string) < dom_pw_info->min_password_length) {
6780 ZERO_STRUCT(rep->info);
6781 return SAMR_VALIDATION_STATUS_PWD_TOO_SHORT;
6782 }
6783 if (dom_pw_info->password_properties & DOMAIN_PASSWORD_COMPLEX) {
6784 status = check_password_complexity(req->account.string,
6785 req->password.string,
6786 NULL);
6787 if (!NT_STATUS_IS_OK(status)) {
6788 ZERO_STRUCT(rep->info);
6789 return SAMR_VALIDATION_STATUS_NOT_COMPLEX_ENOUGH;
6790 }
6791 }
6792
6793 return SAMR_VALIDATION_STATUS_SUCCESS;
6794 }
6795
6796 /****************************************************************
6797 _samr_ValidatePassword
6798 ****************************************************************/
6799
6800 NTSTATUS _samr_ValidatePassword(struct pipes_struct *p,
6801 struct samr_ValidatePassword *r)
6802 {
6803 union samr_ValidatePasswordRep *rep;
6804 NTSTATUS status;
6805 struct samr_GetDomPwInfo pw;
6806 struct samr_PwInfo dom_pw_info;
6807
6808 if (r->in.level < 1 || r->in.level > 3) {
6809 return NT_STATUS_INVALID_INFO_CLASS;
6810 }
6811
6812 pw.in.domain_name = NULL;
6813 pw.out.info = &dom_pw_info;
6814
6815 status = _samr_GetDomPwInfo(p, &pw);
6816 if (!NT_STATUS_IS_OK(status)) {
6817 return status;
6818 }
6819
6820 rep = talloc_zero(p->mem_ctx, union samr_ValidatePasswordRep);
6821 if (!rep) {
6822 return NT_STATUS_NO_MEMORY;
6823 }
6824
6825 switch (r->in.level) {
6826 case 1:
6827 status = NT_STATUS_NOT_SUPPORTED;
6828 break;
6829 case 2:
6830 rep->ctr2.status = samr_ValidatePassword_Change(p->mem_ctx,
6831 &dom_pw_info,
6832 &r->in.req->req2,
6833 &rep->ctr2);
6834 break;
6835 case 3:
6836 rep->ctr3.status = samr_ValidatePassword_Reset(p->mem_ctx,
6837 &dom_pw_info,
6838 &r->in.req->req3,
6839 &rep->ctr3);
6840 break;
6841 default:
6842 status = NT_STATUS_INVALID_INFO_CLASS;
6843 break;
6844 }
6845
6846 if (!NT_STATUS_IS_OK(status)) {
6847 talloc_free(rep);
6848 return status;
6849 }
6850
6851 *r->out.rep = rep;
6852
6853 return NT_STATUS_OK;
6854 }
6855
6856 /****************************************************************
6857 ****************************************************************/
6858
6859 NTSTATUS _samr_Shutdown(struct pipes_struct *p,
6860 struct samr_Shutdown *r)
6861 {
6862 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6863 return NT_STATUS_NOT_IMPLEMENTED;
6864 }
6865
6866 /****************************************************************
6867 ****************************************************************/
6868
6869 NTSTATUS _samr_SetMemberAttributesOfGroup(struct pipes_struct *p,
6870 struct samr_SetMemberAttributesOfGroup *r)
6871 {
6872 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6873 return NT_STATUS_NOT_IMPLEMENTED;
6874 }
6875
6876 /****************************************************************
6877 ****************************************************************/
6878
6879 NTSTATUS _samr_TestPrivateFunctionsDomain(struct pipes_struct *p,
6880 struct samr_TestPrivateFunctionsDomain *r)
6881 {
6882 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6883 return NT_STATUS_NOT_IMPLEMENTED;
6884 }
6885
6886 /****************************************************************
6887 ****************************************************************/
6888
6889 NTSTATUS _samr_TestPrivateFunctionsUser(struct pipes_struct *p,
6890 struct samr_TestPrivateFunctionsUser *r)
6891 {
6892 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6893 return NT_STATUS_NOT_IMPLEMENTED;
6894 }
6895
6896 /****************************************************************
6897 ****************************************************************/
6898
6899 NTSTATUS _samr_AddMultipleMembersToAlias(struct pipes_struct *p,
6900 struct samr_AddMultipleMembersToAlias *r)
6901 {
6902 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6903 return NT_STATUS_NOT_IMPLEMENTED;
6904 }
6905
6906 /****************************************************************
6907 ****************************************************************/
6908
6909 NTSTATUS _samr_RemoveMultipleMembersFromAlias(struct pipes_struct *p,
6910 struct samr_RemoveMultipleMembersFromAlias *r)
6911 {
6912 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6913 return NT_STATUS_NOT_IMPLEMENTED;
6914 }
6915
6916 /****************************************************************
6917 ****************************************************************/
6918
6919 NTSTATUS _samr_SetBootKeyInformation(struct pipes_struct *p,
6920 struct samr_SetBootKeyInformation *r)
6921 {
6922 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6923 return NT_STATUS_NOT_IMPLEMENTED;
6924 }
6925
6926 /****************************************************************
6927 ****************************************************************/
6928
6929 NTSTATUS _samr_GetBootKeyInformation(struct pipes_struct *p,
6930 struct samr_GetBootKeyInformation *r)
6931 {
6932 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6933 return NT_STATUS_NOT_IMPLEMENTED;
6934 }
6935
6936 /****************************************************************
6937 ****************************************************************/
6938
6939 NTSTATUS _samr_SetDsrmPassword(struct pipes_struct *p,
6940 struct samr_SetDsrmPassword *r)
6941 {
6942 p->fault_state = DCERPC_FAULT_OP_RNG_ERROR;
6943 return NT_STATUS_NOT_IMPLEMENTED;
6944 }
reg import