s3: Fix Coverity ID 242714 Uninitialized scalar variable
[Samba/gebeck_regimport.git] / source3 / rpc_server / netlogon / srv_netlog_nt.c
blobf640a2e81f359205b4b5a5385093afbae4549576
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) Jeremy Allison 1998-2001.
8 * Copyright (C) Andrew Bartlett 2001.
9 * Copyright (C) Guenther Deschner 2008-2009.
11 * This program is free software; you can redistribute it and/or modify
12 * it under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; either version 3 of the License, or
14 * (at your option) any later version.
16 * This program is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 * GNU General Public License for more details.
21 * You should have received a copy of the GNU General Public License
22 * along with this program; if not, see <http://www.gnu.org/licenses/>.
25 /* This is the implementation of the netlogon pipe. */
27 #include "includes.h"
28 #include "system/passwd.h" /* uid_wrapper */
29 #include "ntdomain.h"
30 #include "../libcli/auth/schannel.h"
31 #include "../librpc/gen_ndr/srv_netlogon.h"
32 #include "../librpc/gen_ndr/ndr_samr_c.h"
33 #include "../librpc/gen_ndr/ndr_lsa_c.h"
34 #include "rpc_client/cli_lsarpc.h"
35 #include "rpc_client/init_lsa.h"
36 #include "rpc_server/rpc_ncacn_np.h"
37 #include "../libcli/security/security.h"
38 #include "../libcli/security/dom_sid.h"
39 #include "librpc/gen_ndr/ndr_drsblobs.h"
40 #include "lib/crypto/arcfour.h"
41 #include "lib/crypto/md4.h"
42 #include "nsswitch/libwbclient/wbclient.h"
43 #include "../libcli/registry/util_reg.h"
44 #include "passdb.h"
45 #include "auth.h"
46 #include "messages.h"
47 #include "../lib/tsocket/tsocket.h"
48 #include "lib/param/param.h"
50 extern userdom_struct current_user_info;
52 #undef DBGC_CLASS
53 #define DBGC_CLASS DBGC_RPC_SRV
55 struct netlogon_server_pipe_state {
56 struct netr_Credential client_challenge;
57 struct netr_Credential server_challenge;
60 /*************************************************************************
61 _netr_LogonControl
62 *************************************************************************/
64 WERROR _netr_LogonControl(struct pipes_struct *p,
65 struct netr_LogonControl *r)
67 struct netr_LogonControl2Ex l;
69 switch (r->in.level) {
70 case 1:
71 break;
72 case 2:
73 return WERR_NOT_SUPPORTED;
74 default:
75 return WERR_UNKNOWN_LEVEL;
78 l.in.logon_server = r->in.logon_server;
79 l.in.function_code = r->in.function_code;
80 l.in.level = r->in.level;
81 l.in.data = NULL;
82 l.out.query = r->out.query;
84 return _netr_LogonControl2Ex(p, &l);
87 /*************************************************************************
88 _netr_LogonControl2
89 *************************************************************************/
91 WERROR _netr_LogonControl2(struct pipes_struct *p,
92 struct netr_LogonControl2 *r)
94 struct netr_LogonControl2Ex l;
96 l.in.logon_server = r->in.logon_server;
97 l.in.function_code = r->in.function_code;
98 l.in.level = r->in.level;
99 l.in.data = r->in.data;
100 l.out.query = r->out.query;
102 return _netr_LogonControl2Ex(p, &l);
105 /*************************************************************************
106 *************************************************************************/
108 static bool wb_change_trust_creds(const char *domain, WERROR *tc_status)
110 wbcErr result;
111 struct wbcAuthErrorInfo *error = NULL;
113 result = wbcChangeTrustCredentials(domain, &error);
114 switch (result) {
115 case WBC_ERR_WINBIND_NOT_AVAILABLE:
116 return false;
117 case WBC_ERR_DOMAIN_NOT_FOUND:
118 *tc_status = WERR_NO_SUCH_DOMAIN;
119 return true;
120 case WBC_ERR_SUCCESS:
121 *tc_status = WERR_OK;
122 return true;
123 default:
124 break;
127 if (error && error->nt_status != 0) {
128 *tc_status = ntstatus_to_werror(NT_STATUS(error->nt_status));
129 } else {
130 *tc_status = WERR_TRUST_FAILURE;
132 wbcFreeMemory(error);
133 return true;
136 /*************************************************************************
137 *************************************************************************/
139 static bool wb_check_trust_creds(const char *domain, WERROR *tc_status)
141 wbcErr result;
142 struct wbcAuthErrorInfo *error = NULL;
144 result = wbcCheckTrustCredentials(domain, &error);
145 switch (result) {
146 case WBC_ERR_WINBIND_NOT_AVAILABLE:
147 return false;
148 case WBC_ERR_DOMAIN_NOT_FOUND:
149 *tc_status = WERR_NO_SUCH_DOMAIN;
150 return true;
151 case WBC_ERR_SUCCESS:
152 *tc_status = WERR_OK;
153 return true;
154 default:
155 break;
158 if (error && error->nt_status != 0) {
159 *tc_status = ntstatus_to_werror(NT_STATUS(error->nt_status));
160 } else {
161 *tc_status = WERR_TRUST_FAILURE;
163 wbcFreeMemory(error);
164 return true;
167 /****************************************************************
168 _netr_LogonControl2Ex
169 ****************************************************************/
171 WERROR _netr_LogonControl2Ex(struct pipes_struct *p,
172 struct netr_LogonControl2Ex *r)
174 uint32_t flags = 0x0;
175 WERROR pdc_connection_status = WERR_OK;
176 uint32_t logon_attempts = 0x0;
177 WERROR tc_status;
178 fstring dc_name2;
179 const char *dc_name = NULL;
180 struct sockaddr_storage dc_ss;
181 const char *domain = NULL;
182 struct netr_NETLOGON_INFO_1 *info1;
183 struct netr_NETLOGON_INFO_2 *info2;
184 struct netr_NETLOGON_INFO_3 *info3;
185 struct netr_NETLOGON_INFO_4 *info4;
186 const char *fn;
187 uint32_t acct_ctrl;
188 NTSTATUS status;
189 struct netr_DsRGetDCNameInfo *dc_info;
191 switch (p->opnum) {
192 case NDR_NETR_LOGONCONTROL:
193 fn = "_netr_LogonControl";
194 break;
195 case NDR_NETR_LOGONCONTROL2:
196 fn = "_netr_LogonControl2";
197 break;
198 case NDR_NETR_LOGONCONTROL2EX:
199 fn = "_netr_LogonControl2Ex";
200 break;
201 default:
202 return WERR_INVALID_PARAM;
205 acct_ctrl = p->session_info->info->acct_flags;
207 switch (r->in.function_code) {
208 case NETLOGON_CONTROL_TC_VERIFY:
209 case NETLOGON_CONTROL_CHANGE_PASSWORD:
210 case NETLOGON_CONTROL_REDISCOVER:
211 if ((geteuid() != sec_initial_uid()) &&
212 !nt_token_check_domain_rid(p->session_info->security_token, DOMAIN_RID_ADMINS) &&
213 !nt_token_check_sid(&global_sid_Builtin_Administrators, p->session_info->security_token) &&
214 !(acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST))) {
215 return WERR_ACCESS_DENIED;
217 break;
218 default:
219 break;
222 tc_status = WERR_NO_SUCH_DOMAIN;
224 switch (r->in.function_code) {
225 case NETLOGON_CONTROL_QUERY:
226 tc_status = WERR_OK;
227 break;
228 case NETLOGON_CONTROL_REPLICATE:
229 case NETLOGON_CONTROL_SYNCHRONIZE:
230 case NETLOGON_CONTROL_PDC_REPLICATE:
231 case NETLOGON_CONTROL_BACKUP_CHANGE_LOG:
232 case NETLOGON_CONTROL_BREAKPOINT:
233 if (acct_ctrl & ACB_NORMAL) {
234 return WERR_NOT_SUPPORTED;
235 } else if (acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST)) {
236 return WERR_ACCESS_DENIED;
237 } else {
238 return WERR_ACCESS_DENIED;
240 case NETLOGON_CONTROL_TRUNCATE_LOG:
241 if (acct_ctrl & ACB_NORMAL) {
242 break;
243 } else if (acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST)) {
244 return WERR_ACCESS_DENIED;
245 } else {
246 return WERR_ACCESS_DENIED;
249 case NETLOGON_CONTROL_TRANSPORT_NOTIFY:
250 case NETLOGON_CONTROL_FORCE_DNS_REG:
251 case NETLOGON_CONTROL_QUERY_DNS_REG:
252 return WERR_NOT_SUPPORTED;
253 case NETLOGON_CONTROL_FIND_USER:
254 if (!r->in.data || !r->in.data->user) {
255 return WERR_NOT_SUPPORTED;
257 break;
258 case NETLOGON_CONTROL_SET_DBFLAG:
259 if (!r->in.data) {
260 return WERR_NOT_SUPPORTED;
262 break;
263 case NETLOGON_CONTROL_TC_VERIFY:
264 if (!r->in.data || !r->in.data->domain) {
265 return WERR_NOT_SUPPORTED;
268 if (!wb_check_trust_creds(r->in.data->domain, &tc_status)) {
269 return WERR_NOT_SUPPORTED;
271 break;
272 case NETLOGON_CONTROL_TC_QUERY:
273 if (!r->in.data || !r->in.data->domain) {
274 return WERR_NOT_SUPPORTED;
277 domain = r->in.data->domain;
279 if (!is_trusted_domain(domain)) {
280 break;
283 if (!get_dc_name(domain, NULL, dc_name2, &dc_ss)) {
284 tc_status = WERR_NO_LOGON_SERVERS;
285 break;
288 dc_name = talloc_asprintf(p->mem_ctx, "\\\\%s", dc_name2);
289 if (!dc_name) {
290 return WERR_NOMEM;
293 tc_status = WERR_OK;
295 break;
297 case NETLOGON_CONTROL_REDISCOVER:
298 if (!r->in.data || !r->in.data->domain) {
299 return WERR_NOT_SUPPORTED;
302 domain = r->in.data->domain;
304 if (!is_trusted_domain(domain)) {
305 break;
308 status = dsgetdcname(p->mem_ctx, p->msg_ctx, domain, NULL, NULL,
309 DS_FORCE_REDISCOVERY | DS_RETURN_FLAT_NAME,
310 &dc_info);
311 if (!NT_STATUS_IS_OK(status)) {
312 tc_status = WERR_NO_LOGON_SERVERS;
313 break;
316 dc_name = talloc_asprintf(p->mem_ctx, "\\\\%s", dc_info->dc_unc);
317 if (!dc_name) {
318 return WERR_NOMEM;
321 tc_status = WERR_OK;
323 break;
325 case NETLOGON_CONTROL_CHANGE_PASSWORD:
326 if (!r->in.data || !r->in.data->domain) {
327 return WERR_NOT_SUPPORTED;
330 if (!wb_change_trust_creds(r->in.data->domain, &tc_status)) {
331 return WERR_NOT_SUPPORTED;
333 break;
335 default:
336 /* no idea what this should be */
337 DEBUG(0,("%s: unimplemented function level [%d]\n",
338 fn, r->in.function_code));
339 return WERR_UNKNOWN_LEVEL;
342 /* prepare the response */
344 switch (r->in.level) {
345 case 1:
346 info1 = talloc_zero(p->mem_ctx, struct netr_NETLOGON_INFO_1);
347 W_ERROR_HAVE_NO_MEMORY(info1);
349 info1->flags = flags;
350 info1->pdc_connection_status = pdc_connection_status;
352 r->out.query->info1 = info1;
353 break;
354 case 2:
355 info2 = talloc_zero(p->mem_ctx, struct netr_NETLOGON_INFO_2);
356 W_ERROR_HAVE_NO_MEMORY(info2);
358 info2->flags = flags;
359 info2->pdc_connection_status = pdc_connection_status;
360 info2->trusted_dc_name = dc_name;
361 info2->tc_connection_status = tc_status;
363 r->out.query->info2 = info2;
364 break;
365 case 3:
366 info3 = talloc_zero(p->mem_ctx, struct netr_NETLOGON_INFO_3);
367 W_ERROR_HAVE_NO_MEMORY(info3);
369 info3->flags = flags;
370 info3->logon_attempts = logon_attempts;
372 r->out.query->info3 = info3;
373 break;
374 case 4:
375 info4 = talloc_zero(p->mem_ctx, struct netr_NETLOGON_INFO_4);
376 W_ERROR_HAVE_NO_MEMORY(info4);
378 info4->trusted_dc_name = dc_name;
379 info4->trusted_domain_name = r->in.data->domain;
381 r->out.query->info4 = info4;
382 break;
383 default:
384 return WERR_UNKNOWN_LEVEL;
387 return WERR_OK;
390 /*************************************************************************
391 _netr_NetrEnumerateTrustedDomains
392 *************************************************************************/
394 NTSTATUS _netr_NetrEnumerateTrustedDomains(struct pipes_struct *p,
395 struct netr_NetrEnumerateTrustedDomains *r)
397 NTSTATUS status;
398 NTSTATUS result = NT_STATUS_OK;
399 DATA_BLOB blob;
400 int num_domains = 0;
401 const char **trusted_domains = NULL;
402 struct lsa_DomainList domain_list;
403 struct dcerpc_binding_handle *h = NULL;
404 struct policy_handle pol;
405 uint32_t enum_ctx = 0;
406 int i;
407 uint32_t max_size = (uint32_t)-1;
409 DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
411 status = rpcint_binding_handle(p->mem_ctx,
412 &ndr_table_lsarpc,
413 p->remote_address,
414 p->session_info,
415 p->msg_ctx,
416 &h);
417 if (!NT_STATUS_IS_OK(status)) {
418 return status;
421 status = dcerpc_lsa_open_policy2(h,
422 p->mem_ctx,
423 NULL,
424 true,
425 LSA_POLICY_VIEW_LOCAL_INFORMATION,
426 &pol,
427 &result);
428 if (!NT_STATUS_IS_OK(status)) {
429 goto out;
431 if (!NT_STATUS_IS_OK(result)) {
432 status = result;
433 goto out;
436 do {
437 /* Lookup list of trusted domains */
438 status = dcerpc_lsa_EnumTrustDom(h,
439 p->mem_ctx,
440 &pol,
441 &enum_ctx,
442 &domain_list,
443 max_size,
444 &result);
445 if (!NT_STATUS_IS_OK(status)) {
446 goto out;
448 if (!NT_STATUS_IS_OK(result) &&
449 !NT_STATUS_EQUAL(result, NT_STATUS_NO_MORE_ENTRIES) &&
450 !NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES)) {
451 status = result;
452 goto out;
455 for (i = 0; i < domain_list.count; i++) {
456 if (!add_string_to_array(p->mem_ctx, domain_list.domains[i].name.string,
457 &trusted_domains, &num_domains)) {
458 status = NT_STATUS_NO_MEMORY;
459 goto out;
462 } while (NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES));
464 if (num_domains > 0) {
465 /* multi sz terminate */
466 trusted_domains = talloc_realloc(p->mem_ctx, trusted_domains, const char *, num_domains + 1);
467 if (trusted_domains == NULL) {
468 status = NT_STATUS_NO_MEMORY;
469 goto out;
472 trusted_domains[num_domains] = NULL;
475 if (!push_reg_multi_sz(trusted_domains, &blob, trusted_domains)) {
476 TALLOC_FREE(trusted_domains);
477 status = NT_STATUS_NO_MEMORY;
478 goto out;
481 r->out.trusted_domains_blob->data = blob.data;
482 r->out.trusted_domains_blob->length = blob.length;
484 DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
486 status = NT_STATUS_OK;
488 out:
489 if (is_valid_policy_hnd(&pol)) {
490 dcerpc_lsa_Close(h, p->mem_ctx, &pol, &result);
493 return status;
496 /*************************************************************************
497 *************************************************************************/
499 static NTSTATUS samr_find_machine_account(TALLOC_CTX *mem_ctx,
500 struct dcerpc_binding_handle *b,
501 const char *account_name,
502 uint32_t access_mask,
503 struct dom_sid2 **domain_sid_p,
504 uint32_t *user_rid_p,
505 struct policy_handle *user_handle)
507 NTSTATUS status;
508 NTSTATUS result = NT_STATUS_OK;
509 struct policy_handle connect_handle;
510 struct policy_handle domain_handle = { 0, };
511 struct lsa_String domain_name;
512 struct dom_sid2 *domain_sid;
513 struct lsa_String names;
514 struct samr_Ids rids;
515 struct samr_Ids types;
516 uint32_t rid;
518 status = dcerpc_samr_Connect2(b, mem_ctx,
519 lp_netbios_name(),
520 SAMR_ACCESS_CONNECT_TO_SERVER |
521 SAMR_ACCESS_ENUM_DOMAINS |
522 SAMR_ACCESS_LOOKUP_DOMAIN,
523 &connect_handle,
524 &result);
525 if (!NT_STATUS_IS_OK(status)) {
526 goto out;
528 if (!NT_STATUS_IS_OK(result)) {
529 status = result;
530 goto out;
533 init_lsa_String(&domain_name, get_global_sam_name());
535 status = dcerpc_samr_LookupDomain(b, mem_ctx,
536 &connect_handle,
537 &domain_name,
538 &domain_sid,
539 &result);
540 if (!NT_STATUS_IS_OK(status)) {
541 goto out;
543 if (!NT_STATUS_IS_OK(result)) {
544 status = result;
545 goto out;
548 status = dcerpc_samr_OpenDomain(b, mem_ctx,
549 &connect_handle,
550 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
551 domain_sid,
552 &domain_handle,
553 &result);
554 if (!NT_STATUS_IS_OK(status)) {
555 goto out;
557 if (!NT_STATUS_IS_OK(result)) {
558 status = result;
559 goto out;
562 init_lsa_String(&names, account_name);
564 status = dcerpc_samr_LookupNames(b, mem_ctx,
565 &domain_handle,
567 &names,
568 &rids,
569 &types,
570 &result);
571 if (!NT_STATUS_IS_OK(status)) {
572 goto out;
574 if (!NT_STATUS_IS_OK(result)) {
575 status = result;
576 goto out;
579 if (rids.count != 1) {
580 status = NT_STATUS_NO_SUCH_USER;
581 goto out;
583 if (rids.count != types.count) {
584 status = NT_STATUS_INVALID_PARAMETER;
585 goto out;
587 if (types.ids[0] != SID_NAME_USER) {
588 status = NT_STATUS_NO_SUCH_USER;
589 goto out;
592 rid = rids.ids[0];
594 status = dcerpc_samr_OpenUser(b, mem_ctx,
595 &domain_handle,
596 access_mask,
597 rid,
598 user_handle,
599 &result);
600 if (!NT_STATUS_IS_OK(status)) {
601 goto out;
603 if (!NT_STATUS_IS_OK(result)) {
604 status = result;
605 goto out;
608 if (user_rid_p) {
609 *user_rid_p = rid;
612 if (domain_sid_p) {
613 *domain_sid_p = domain_sid;
616 out:
617 if (is_valid_policy_hnd(&domain_handle)) {
618 dcerpc_samr_Close(b, mem_ctx, &domain_handle, &result);
620 if (is_valid_policy_hnd(&connect_handle)) {
621 dcerpc_samr_Close(b, mem_ctx, &connect_handle, &result);
624 return status;
627 /******************************************************************
628 gets a machine password entry. checks access rights of the host.
629 ******************************************************************/
631 static NTSTATUS get_md4pw(struct samr_Password *md4pw, const char *mach_acct,
632 enum netr_SchannelType sec_chan_type,
633 struct dom_sid *sid,
634 struct messaging_context *msg_ctx)
636 NTSTATUS status;
637 NTSTATUS result = NT_STATUS_OK;
638 TALLOC_CTX *mem_ctx;
639 struct dcerpc_binding_handle *h = NULL;
640 struct tsocket_address *local;
641 struct policy_handle user_handle;
642 uint32_t user_rid;
643 struct dom_sid *domain_sid;
644 uint32_t acct_ctrl;
645 union samr_UserInfo *info;
646 struct auth_session_info *session_info;
647 int rc;
649 #if 0
652 * Currently this code is redundent as we already have a filter
653 * by hostname list. What this code really needs to do is to
654 * get a hosts allowed/hosts denied list from the SAM database
655 * on a per user basis, and make the access decision there.
656 * I will leave this code here for now as a reminder to implement
657 * this at a later date. JRA.
660 if (!allow_access(lp_domain_hostsdeny(), lp_domain_hostsallow(),
661 p->client_id.name,
662 p->client_id.addr)) {
663 DEBUG(0,("get_md4pw: Workstation %s denied access to domain\n", mach_acct));
664 return False;
666 #endif /* 0 */
668 mem_ctx = talloc_stackframe();
669 if (mem_ctx == NULL) {
670 status = NT_STATUS_NO_MEMORY;
671 goto out;
674 status = make_session_info_system(mem_ctx, &session_info);
675 if (!NT_STATUS_IS_OK(status)) {
676 goto out;
679 ZERO_STRUCT(user_handle);
681 rc = tsocket_address_inet_from_strings(mem_ctx,
682 "ip",
683 "127.0.0.1",
685 &local);
686 if (rc < 0) {
687 status = NT_STATUS_NO_MEMORY;
688 goto out;
691 status = rpcint_binding_handle(mem_ctx,
692 &ndr_table_samr,
693 local,
694 session_info,
695 msg_ctx,
696 &h);
697 if (!NT_STATUS_IS_OK(status)) {
698 goto out;
701 become_root();
702 status = samr_find_machine_account(mem_ctx, h, mach_acct,
703 SEC_FLAG_MAXIMUM_ALLOWED,
704 &domain_sid, &user_rid,
705 &user_handle);
706 unbecome_root();
707 if (!NT_STATUS_IS_OK(status)) {
708 goto out;
711 status = dcerpc_samr_QueryUserInfo2(h,
712 mem_ctx,
713 &user_handle,
714 UserControlInformation,
715 &info,
716 &result);
717 if (!NT_STATUS_IS_OK(status)) {
718 goto out;
720 if (!NT_STATUS_IS_OK(result)) {
721 status = result;
722 goto out;
725 acct_ctrl = info->info16.acct_flags;
727 if (acct_ctrl & ACB_DISABLED) {
728 DEBUG(0,("get_md4pw: Workstation %s: account is disabled\n", mach_acct));
729 status = NT_STATUS_ACCOUNT_DISABLED;
730 goto out;
733 if (!(acct_ctrl & ACB_SVRTRUST) &&
734 !(acct_ctrl & ACB_WSTRUST) &&
735 !(acct_ctrl & ACB_DOMTRUST))
737 DEBUG(0,("get_md4pw: Workstation %s: account is not a trust account\n", mach_acct));
738 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
739 goto out;
742 switch (sec_chan_type) {
743 case SEC_CHAN_BDC:
744 if (!(acct_ctrl & ACB_SVRTRUST)) {
745 DEBUG(0,("get_md4pw: Workstation %s: BDC secure channel requested "
746 "but not a server trust account\n", mach_acct));
747 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
748 goto out;
750 break;
751 case SEC_CHAN_WKSTA:
752 if (!(acct_ctrl & ACB_WSTRUST)) {
753 DEBUG(0,("get_md4pw: Workstation %s: WORKSTATION secure channel requested "
754 "but not a workstation trust account\n", mach_acct));
755 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
756 goto out;
758 break;
759 case SEC_CHAN_DOMAIN:
760 if (!(acct_ctrl & ACB_DOMTRUST)) {
761 DEBUG(0,("get_md4pw: Workstation %s: DOMAIN secure channel requested "
762 "but not a interdomain trust account\n", mach_acct));
763 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
764 goto out;
766 break;
767 default:
768 break;
771 become_root();
772 status = dcerpc_samr_QueryUserInfo2(h,
773 mem_ctx,
774 &user_handle,
775 UserInternal1Information,
776 &info,
777 &result);
778 unbecome_root();
779 if (!NT_STATUS_IS_OK(status)) {
780 goto out;
782 if (!NT_STATUS_IS_OK(result)) {
783 status = result;
784 goto out;
787 if (info->info18.nt_pwd_active == 0) {
788 DEBUG(0,("get_md4pw: Workstation %s: account does not have a password\n", mach_acct));
789 status = NT_STATUS_LOGON_FAILURE;
790 goto out;
793 /* samr gives out nthash unencrypted (!) */
794 memcpy(md4pw->hash, info->info18.nt_pwd.hash, 16);
796 sid_compose(sid, domain_sid, user_rid);
798 out:
799 if (h && is_valid_policy_hnd(&user_handle)) {
800 dcerpc_samr_Close(h, mem_ctx, &user_handle, &result);
803 talloc_free(mem_ctx);
805 return status;
808 /*************************************************************************
809 _netr_ServerReqChallenge
810 *************************************************************************/
812 NTSTATUS _netr_ServerReqChallenge(struct pipes_struct *p,
813 struct netr_ServerReqChallenge *r)
815 struct netlogon_server_pipe_state *pipe_state =
816 talloc_get_type(p->private_data, struct netlogon_server_pipe_state);
818 if (pipe_state) {
819 DEBUG(10,("_netr_ServerReqChallenge: new challenge requested. Clearing old state.\n"));
820 talloc_free(pipe_state);
821 p->private_data = NULL;
824 pipe_state = talloc(p, struct netlogon_server_pipe_state);
825 NT_STATUS_HAVE_NO_MEMORY(pipe_state);
827 pipe_state->client_challenge = *r->in.credentials;
829 generate_random_buffer(pipe_state->server_challenge.data,
830 sizeof(pipe_state->server_challenge.data));
832 *r->out.return_credentials = pipe_state->server_challenge;
834 p->private_data = pipe_state;
836 return NT_STATUS_OK;
839 /*************************************************************************
840 _netr_ServerAuthenticate
841 Create the initial credentials.
842 *************************************************************************/
844 NTSTATUS _netr_ServerAuthenticate(struct pipes_struct *p,
845 struct netr_ServerAuthenticate *r)
847 struct netr_ServerAuthenticate3 a;
848 uint32_t negotiate_flags = 0;
849 uint32_t rid;
851 a.in.server_name = r->in.server_name;
852 a.in.account_name = r->in.account_name;
853 a.in.secure_channel_type = r->in.secure_channel_type;
854 a.in.computer_name = r->in.computer_name;
855 a.in.credentials = r->in.credentials;
856 a.in.negotiate_flags = &negotiate_flags;
858 a.out.return_credentials = r->out.return_credentials;
859 a.out.rid = &rid;
860 a.out.negotiate_flags = &negotiate_flags;
862 return _netr_ServerAuthenticate3(p, &a);
866 /*************************************************************************
867 _netr_ServerAuthenticate3
868 *************************************************************************/
870 NTSTATUS _netr_ServerAuthenticate3(struct pipes_struct *p,
871 struct netr_ServerAuthenticate3 *r)
873 NTSTATUS status;
874 uint32_t srv_flgs;
875 /* r->in.negotiate_flags is an aliased pointer to r->out.negotiate_flags,
876 * so use a copy to avoid destroying the client values. */
877 uint32_t in_neg_flags = *r->in.negotiate_flags;
878 const char *fn;
879 struct loadparm_context *lp_ctx;
880 struct dom_sid sid;
881 struct samr_Password mach_pwd;
882 struct netlogon_creds_CredentialState *creds;
883 struct netlogon_server_pipe_state *pipe_state =
884 talloc_get_type(p->private_data, struct netlogon_server_pipe_state);
886 /* According to Microsoft (see bugid #6099)
887 * Windows 7 looks at the negotiate_flags
888 * returned in this structure *even if the
889 * call fails with access denied* ! So in order
890 * to allow Win7 to connect to a Samba NT style
891 * PDC we set the flags before we know if it's
892 * an error or not.
895 /* 0x000001ff */
896 srv_flgs = NETLOGON_NEG_ACCOUNT_LOCKOUT |
897 NETLOGON_NEG_PERSISTENT_SAMREPL |
898 NETLOGON_NEG_ARCFOUR |
899 NETLOGON_NEG_PROMOTION_COUNT |
900 NETLOGON_NEG_CHANGELOG_BDC |
901 NETLOGON_NEG_FULL_SYNC_REPL |
902 NETLOGON_NEG_MULTIPLE_SIDS |
903 NETLOGON_NEG_REDO |
904 NETLOGON_NEG_PASSWORD_CHANGE_REFUSAL |
905 NETLOGON_NEG_PASSWORD_SET2;
907 /* Ensure we support strong (128-bit) keys. */
908 if (in_neg_flags & NETLOGON_NEG_STRONG_KEYS) {
909 srv_flgs |= NETLOGON_NEG_STRONG_KEYS;
912 if (lp_server_schannel() != false) {
913 srv_flgs |= NETLOGON_NEG_SCHANNEL;
917 * Support authenticaten of trusted domains.
919 * These flags are the minimum required set which works with win2k3
920 * and win2k8.
922 if (pdb_capabilities() & PDB_CAP_TRUSTED_DOMAINS_EX) {
923 srv_flgs |= NETLOGON_NEG_TRANSITIVE_TRUSTS |
924 NETLOGON_NEG_DNS_DOMAIN_TRUSTS |
925 NETLOGON_NEG_CROSS_FOREST_TRUSTS |
926 NETLOGON_NEG_NEUTRALIZE_NT4_EMULATION;
929 switch (p->opnum) {
930 case NDR_NETR_SERVERAUTHENTICATE:
931 fn = "_netr_ServerAuthenticate";
932 break;
933 case NDR_NETR_SERVERAUTHENTICATE2:
934 fn = "_netr_ServerAuthenticate2";
935 break;
936 case NDR_NETR_SERVERAUTHENTICATE3:
937 fn = "_netr_ServerAuthenticate3";
938 break;
939 default:
940 return NT_STATUS_INTERNAL_ERROR;
943 /* We use this as the key to store the creds: */
944 /* r->in.computer_name */
946 if (!pipe_state) {
947 DEBUG(0,("%s: no challenge sent to client %s\n", fn,
948 r->in.computer_name));
949 status = NT_STATUS_ACCESS_DENIED;
950 goto out;
953 if ( (lp_server_schannel() == true) &&
954 ((in_neg_flags & NETLOGON_NEG_SCHANNEL) == 0) ) {
956 /* schannel must be used, but client did not offer it. */
957 DEBUG(0,("%s: schannel required but client failed "
958 "to offer it. Client was %s\n",
959 fn, r->in.account_name));
960 status = NT_STATUS_ACCESS_DENIED;
961 goto out;
964 status = get_md4pw(&mach_pwd,
965 r->in.account_name,
966 r->in.secure_channel_type,
967 &sid, p->msg_ctx);
968 if (!NT_STATUS_IS_OK(status)) {
969 DEBUG(0,("%s: failed to get machine password for "
970 "account %s: %s\n",
971 fn, r->in.account_name, nt_errstr(status) ));
972 /* always return NT_STATUS_ACCESS_DENIED */
973 status = NT_STATUS_ACCESS_DENIED;
974 goto out;
977 /* From the client / server challenges and md4 password, generate sess key */
978 /* Check client credentials are valid. */
979 creds = netlogon_creds_server_init(p->mem_ctx,
980 r->in.account_name,
981 r->in.computer_name,
982 r->in.secure_channel_type,
983 &pipe_state->client_challenge,
984 &pipe_state->server_challenge,
985 &mach_pwd,
986 r->in.credentials,
987 r->out.return_credentials,
988 srv_flgs);
989 if (!creds) {
990 DEBUG(0,("%s: netlogon_creds_server_check failed. Rejecting auth "
991 "request from client %s machine account %s\n",
992 fn, r->in.computer_name,
993 r->in.account_name));
994 status = NT_STATUS_ACCESS_DENIED;
995 goto out;
998 creds->sid = dom_sid_dup(creds, &sid);
999 if (!creds->sid) {
1000 status = NT_STATUS_NO_MEMORY;
1001 goto out;
1004 lp_ctx = loadparm_init_s3(p->mem_ctx, loadparm_s3_context());
1005 if (lp_ctx == NULL) {
1006 DEBUG(10, ("loadparm_init_s3 failed\n"));
1007 status = NT_STATUS_INTERNAL_ERROR;
1008 goto out;
1011 /* Store off the state so we can continue after client disconnect. */
1012 become_root();
1013 status = schannel_save_creds_state(p->mem_ctx, lp_ctx, creds);
1014 unbecome_root();
1016 talloc_unlink(p->mem_ctx, lp_ctx);
1018 if (!NT_STATUS_IS_OK(status)) {
1019 goto out;
1022 sid_peek_rid(&sid, r->out.rid);
1024 status = NT_STATUS_OK;
1026 out:
1028 *r->out.negotiate_flags = srv_flgs;
1029 return status;
1032 /*************************************************************************
1033 _netr_ServerAuthenticate2
1034 *************************************************************************/
1036 NTSTATUS _netr_ServerAuthenticate2(struct pipes_struct *p,
1037 struct netr_ServerAuthenticate2 *r)
1039 struct netr_ServerAuthenticate3 a;
1040 uint32_t rid;
1042 a.in.server_name = r->in.server_name;
1043 a.in.account_name = r->in.account_name;
1044 a.in.secure_channel_type = r->in.secure_channel_type;
1045 a.in.computer_name = r->in.computer_name;
1046 a.in.credentials = r->in.credentials;
1047 a.in.negotiate_flags = r->in.negotiate_flags;
1049 a.out.return_credentials = r->out.return_credentials;
1050 a.out.rid = &rid;
1051 a.out.negotiate_flags = r->out.negotiate_flags;
1053 return _netr_ServerAuthenticate3(p, &a);
1056 /*************************************************************************
1057 * If schannel is required for this call test that it actually is available.
1058 *************************************************************************/
1059 static NTSTATUS schannel_check_required(struct pipe_auth_data *auth_info,
1060 const char *computer_name,
1061 bool integrity, bool privacy)
1063 if (auth_info && auth_info->auth_type == DCERPC_AUTH_TYPE_SCHANNEL) {
1064 if (!privacy && !integrity) {
1065 return NT_STATUS_OK;
1068 if ((!privacy && integrity) &&
1069 auth_info->auth_level == DCERPC_AUTH_LEVEL_INTEGRITY) {
1070 return NT_STATUS_OK;
1073 if ((privacy || integrity) &&
1074 auth_info->auth_level == DCERPC_AUTH_LEVEL_PRIVACY) {
1075 return NT_STATUS_OK;
1079 /* test didn't pass */
1080 DEBUG(0, ("schannel_check_required: [%s] is not using schannel\n",
1081 computer_name));
1083 return NT_STATUS_ACCESS_DENIED;
1086 /*************************************************************************
1087 *************************************************************************/
1089 static NTSTATUS netr_creds_server_step_check(struct pipes_struct *p,
1090 TALLOC_CTX *mem_ctx,
1091 const char *computer_name,
1092 struct netr_Authenticator *received_authenticator,
1093 struct netr_Authenticator *return_authenticator,
1094 struct netlogon_creds_CredentialState **creds_out)
1096 NTSTATUS status;
1097 bool schannel_global_required = (lp_server_schannel() == true) ? true:false;
1098 struct loadparm_context *lp_ctx;
1100 if (schannel_global_required) {
1101 status = schannel_check_required(&p->auth,
1102 computer_name,
1103 false, false);
1104 if (!NT_STATUS_IS_OK(status)) {
1105 return status;
1109 lp_ctx = loadparm_init_s3(mem_ctx, loadparm_s3_context());
1110 if (lp_ctx == NULL) {
1111 DEBUG(0, ("loadparm_init_s3 failed\n"));
1112 return NT_STATUS_INTERNAL_ERROR;
1115 status = schannel_check_creds_state(mem_ctx, lp_ctx,
1116 computer_name, received_authenticator,
1117 return_authenticator, creds_out);
1118 talloc_unlink(mem_ctx, lp_ctx);
1119 return status;
1122 /*************************************************************************
1123 *************************************************************************/
1125 static NTSTATUS netr_set_machine_account_password(TALLOC_CTX *mem_ctx,
1126 struct auth_session_info *session_info,
1127 struct messaging_context *msg_ctx,
1128 const char *account_name,
1129 struct samr_Password *nt_hash)
1131 NTSTATUS status;
1132 NTSTATUS result = NT_STATUS_OK;
1133 struct dcerpc_binding_handle *h = NULL;
1134 struct tsocket_address *local;
1135 struct policy_handle user_handle;
1136 uint32_t acct_ctrl;
1137 union samr_UserInfo *info;
1138 struct samr_UserInfo18 info18;
1139 DATA_BLOB in,out;
1140 int rc;
1142 ZERO_STRUCT(user_handle);
1144 rc = tsocket_address_inet_from_strings(mem_ctx,
1145 "ip",
1146 "127.0.0.1",
1148 &local);
1149 if (rc < 0) {
1150 status = NT_STATUS_NO_MEMORY;
1151 goto out;
1154 status = rpcint_binding_handle(mem_ctx,
1155 &ndr_table_samr,
1156 local,
1157 session_info,
1158 msg_ctx,
1159 &h);
1160 if (!NT_STATUS_IS_OK(status)) {
1161 goto out;
1164 become_root();
1165 status = samr_find_machine_account(mem_ctx,
1167 account_name,
1168 SEC_FLAG_MAXIMUM_ALLOWED,
1169 NULL,
1170 NULL,
1171 &user_handle);
1172 unbecome_root();
1173 if (!NT_STATUS_IS_OK(status)) {
1174 goto out;
1177 status = dcerpc_samr_QueryUserInfo2(h,
1178 mem_ctx,
1179 &user_handle,
1180 UserControlInformation,
1181 &info,
1182 &result);
1183 if (!NT_STATUS_IS_OK(status)) {
1184 goto out;
1186 if (!NT_STATUS_IS_OK(result)) {
1187 status = result;
1188 goto out;
1191 acct_ctrl = info->info16.acct_flags;
1193 if (!(acct_ctrl & ACB_WSTRUST ||
1194 acct_ctrl & ACB_SVRTRUST ||
1195 acct_ctrl & ACB_DOMTRUST)) {
1196 status = NT_STATUS_NO_SUCH_USER;
1197 goto out;
1200 if (acct_ctrl & ACB_DISABLED) {
1201 status = NT_STATUS_ACCOUNT_DISABLED;
1202 goto out;
1205 ZERO_STRUCT(info18);
1207 in = data_blob_const(nt_hash->hash, 16);
1208 out = data_blob_talloc_zero(mem_ctx, 16);
1209 sess_crypt_blob(&out, &in, &session_info->session_key, true);
1210 memcpy(info18.nt_pwd.hash, out.data, out.length);
1212 info18.nt_pwd_active = true;
1214 info->info18 = info18;
1216 become_root();
1217 status = dcerpc_samr_SetUserInfo2(h,
1218 mem_ctx,
1219 &user_handle,
1220 UserInternal1Information,
1221 info,
1222 &result);
1223 unbecome_root();
1224 if (!NT_STATUS_IS_OK(status)) {
1225 goto out;
1227 if (!NT_STATUS_IS_OK(result)) {
1228 status = result;
1229 goto out;
1232 out:
1233 if (h && is_valid_policy_hnd(&user_handle)) {
1234 dcerpc_samr_Close(h, mem_ctx, &user_handle, &result);
1237 return status;
1240 /*************************************************************************
1241 _netr_ServerPasswordSet
1242 *************************************************************************/
1244 NTSTATUS _netr_ServerPasswordSet(struct pipes_struct *p,
1245 struct netr_ServerPasswordSet *r)
1247 NTSTATUS status = NT_STATUS_OK;
1248 int i;
1249 struct netlogon_creds_CredentialState *creds;
1251 DEBUG(5,("_netr_ServerPasswordSet: %d\n", __LINE__));
1253 become_root();
1254 status = netr_creds_server_step_check(p, p->mem_ctx,
1255 r->in.computer_name,
1256 r->in.credential,
1257 r->out.return_authenticator,
1258 &creds);
1259 unbecome_root();
1261 if (!NT_STATUS_IS_OK(status)) {
1262 DEBUG(2,("_netr_ServerPasswordSet: netlogon_creds_server_step failed. Rejecting auth "
1263 "request from client %s machine account %s\n",
1264 r->in.computer_name, creds->computer_name));
1265 TALLOC_FREE(creds);
1266 return status;
1269 DEBUG(3,("_netr_ServerPasswordSet: Server Password Set by remote machine:[%s] on account [%s]\n",
1270 r->in.computer_name, creds->computer_name));
1272 netlogon_creds_des_decrypt(creds, r->in.new_password);
1274 DEBUG(100,("_netr_ServerPasswordSet: new given value was :\n"));
1275 for(i = 0; i < sizeof(r->in.new_password->hash); i++)
1276 DEBUG(100,("%02X ", r->in.new_password->hash[i]));
1277 DEBUG(100,("\n"));
1279 status = netr_set_machine_account_password(p->mem_ctx,
1280 p->session_info,
1281 p->msg_ctx,
1282 creds->account_name,
1283 r->in.new_password);
1284 return status;
1287 /****************************************************************
1288 _netr_ServerPasswordSet2
1289 ****************************************************************/
1291 NTSTATUS _netr_ServerPasswordSet2(struct pipes_struct *p,
1292 struct netr_ServerPasswordSet2 *r)
1294 NTSTATUS status;
1295 struct netlogon_creds_CredentialState *creds = NULL;
1296 DATA_BLOB plaintext;
1297 struct samr_CryptPassword password_buf;
1298 struct samr_Password nt_hash;
1300 become_root();
1301 status = netr_creds_server_step_check(p, p->mem_ctx,
1302 r->in.computer_name,
1303 r->in.credential,
1304 r->out.return_authenticator,
1305 &creds);
1306 unbecome_root();
1308 if (!NT_STATUS_IS_OK(status)) {
1309 const char *computer_name = "<unknown>";
1311 if (creds && creds->computer_name) {
1312 computer_name = creds->computer_name;
1314 DEBUG(2,("_netr_ServerPasswordSet2: netlogon_creds_server_step "
1315 "failed. Rejecting auth request from client %s machine account %s\n",
1316 r->in.computer_name, computer_name));
1317 TALLOC_FREE(creds);
1318 return status;
1321 memcpy(password_buf.data, r->in.new_password->data, 512);
1322 SIVAL(password_buf.data, 512, r->in.new_password->length);
1323 netlogon_creds_arcfour_crypt(creds, password_buf.data, 516);
1325 if (!extract_pw_from_buffer(p->mem_ctx, password_buf.data, &plaintext)) {
1326 TALLOC_FREE(creds);
1327 return NT_STATUS_WRONG_PASSWORD;
1330 mdfour(nt_hash.hash, plaintext.data, plaintext.length);
1332 status = netr_set_machine_account_password(p->mem_ctx,
1333 p->session_info,
1334 p->msg_ctx,
1335 creds->account_name,
1336 &nt_hash);
1337 TALLOC_FREE(creds);
1338 return status;
1341 /*************************************************************************
1342 _netr_LogonSamLogoff
1343 *************************************************************************/
1345 NTSTATUS _netr_LogonSamLogoff(struct pipes_struct *p,
1346 struct netr_LogonSamLogoff *r)
1348 NTSTATUS status;
1349 struct netlogon_creds_CredentialState *creds;
1351 become_root();
1352 status = netr_creds_server_step_check(p, p->mem_ctx,
1353 r->in.computer_name,
1354 r->in.credential,
1355 r->out.return_authenticator,
1356 &creds);
1357 unbecome_root();
1359 return status;
1362 static NTSTATUS _netr_LogonSamLogon_check(const struct netr_LogonSamLogonEx *r)
1364 switch (r->in.logon_level) {
1365 case NetlogonInteractiveInformation:
1366 case NetlogonServiceInformation:
1367 case NetlogonInteractiveTransitiveInformation:
1368 case NetlogonServiceTransitiveInformation:
1369 if (r->in.logon->password == NULL) {
1370 return NT_STATUS_INVALID_PARAMETER;
1373 switch (r->in.validation_level) {
1374 case NetlogonValidationSamInfo: /* 2 */
1375 case NetlogonValidationSamInfo2: /* 3 */
1376 break;
1377 case NetlogonValidationSamInfo4: /* 6 */
1378 if ((pdb_capabilities() & PDB_CAP_ADS) == 0) {
1379 DEBUG(10,("Not adding validation info level 6 "
1380 "without ADS passdb backend\n"));
1381 return NT_STATUS_INVALID_INFO_CLASS;
1383 break;
1384 default:
1385 return NT_STATUS_INVALID_INFO_CLASS;
1388 break;
1389 case NetlogonNetworkInformation:
1390 case NetlogonNetworkTransitiveInformation:
1391 if (r->in.logon->network == NULL) {
1392 return NT_STATUS_INVALID_PARAMETER;
1395 switch (r->in.validation_level) {
1396 case NetlogonValidationSamInfo: /* 2 */
1397 case NetlogonValidationSamInfo2: /* 3 */
1398 break;
1399 case NetlogonValidationSamInfo4: /* 6 */
1400 if ((pdb_capabilities() & PDB_CAP_ADS) == 0) {
1401 DEBUG(10,("Not adding validation info level 6 "
1402 "without ADS passdb backend\n"));
1403 return NT_STATUS_INVALID_INFO_CLASS;
1405 break;
1406 default:
1407 return NT_STATUS_INVALID_INFO_CLASS;
1410 break;
1412 case NetlogonGenericInformation:
1413 if (r->in.logon->generic == NULL) {
1414 return NT_STATUS_INVALID_PARAMETER;
1417 /* we don't support this here */
1418 return NT_STATUS_INVALID_PARAMETER;
1419 #if 0
1420 switch (r->in.validation_level) {
1421 /* TODO: case NetlogonValidationGenericInfo: 4 */
1422 case NetlogonValidationGenericInfo2: /* 5 */
1423 break;
1424 default:
1425 return NT_STATUS_INVALID_INFO_CLASS;
1428 break;
1429 #endif
1430 default:
1431 return NT_STATUS_INVALID_PARAMETER;
1434 return NT_STATUS_OK;
1437 /*************************************************************************
1438 _netr_LogonSamLogon_base
1439 *************************************************************************/
1441 static NTSTATUS _netr_LogonSamLogon_base(struct pipes_struct *p,
1442 struct netr_LogonSamLogonEx *r,
1443 struct netlogon_creds_CredentialState *creds)
1445 NTSTATUS status = NT_STATUS_OK;
1446 union netr_LogonLevel *logon = r->in.logon;
1447 const char *nt_username, *nt_domain, *nt_workstation;
1448 struct auth_usersupplied_info *user_info = NULL;
1449 struct auth_serversupplied_info *server_info = NULL;
1450 struct auth_context *auth_context = NULL;
1451 uint8_t pipe_session_key[16];
1452 bool process_creds = true;
1453 const char *fn;
1455 switch (p->opnum) {
1456 case NDR_NETR_LOGONSAMLOGON:
1457 process_creds = true;
1458 fn = "_netr_LogonSamLogon";
1459 break;
1460 case NDR_NETR_LOGONSAMLOGONWITHFLAGS:
1461 process_creds = true;
1462 fn = "_netr_LogonSamLogonWithFlags";
1463 break;
1464 case NDR_NETR_LOGONSAMLOGONEX:
1465 process_creds = false;
1466 fn = "_netr_LogonSamLogonEx";
1467 break;
1468 default:
1469 return NT_STATUS_INTERNAL_ERROR;
1472 *r->out.authoritative = true; /* authoritative response */
1474 switch (r->in.validation_level) {
1475 case 2:
1476 r->out.validation->sam2 = talloc_zero(p->mem_ctx, struct netr_SamInfo2);
1477 if (!r->out.validation->sam2) {
1478 return NT_STATUS_NO_MEMORY;
1480 break;
1481 case 3:
1482 r->out.validation->sam3 = talloc_zero(p->mem_ctx, struct netr_SamInfo3);
1483 if (!r->out.validation->sam3) {
1484 return NT_STATUS_NO_MEMORY;
1486 break;
1487 case 6:
1488 r->out.validation->sam6 = talloc_zero(p->mem_ctx, struct netr_SamInfo6);
1489 if (!r->out.validation->sam6) {
1490 return NT_STATUS_NO_MEMORY;
1492 break;
1493 default:
1494 DEBUG(0,("%s: bad validation_level value %d.\n",
1495 fn, (int)r->in.validation_level));
1496 return NT_STATUS_INVALID_INFO_CLASS;
1499 switch (r->in.logon_level) {
1500 case NetlogonInteractiveInformation:
1501 case NetlogonServiceInformation:
1502 case NetlogonInteractiveTransitiveInformation:
1503 case NetlogonServiceTransitiveInformation:
1504 nt_username = logon->password->identity_info.account_name.string ?
1505 logon->password->identity_info.account_name.string : "";
1506 nt_domain = logon->password->identity_info.domain_name.string ?
1507 logon->password->identity_info.domain_name.string : "";
1508 nt_workstation = logon->password->identity_info.workstation.string ?
1509 logon->password->identity_info.workstation.string : "";
1511 DEBUG(3,("SAM Logon (Interactive). Domain:[%s]. ", lp_workgroup()));
1512 break;
1513 case NetlogonNetworkInformation:
1514 case NetlogonNetworkTransitiveInformation:
1515 nt_username = logon->network->identity_info.account_name.string ?
1516 logon->network->identity_info.account_name.string : "";
1517 nt_domain = logon->network->identity_info.domain_name.string ?
1518 logon->network->identity_info.domain_name.string : "";
1519 nt_workstation = logon->network->identity_info.workstation.string ?
1520 logon->network->identity_info.workstation.string : "";
1522 DEBUG(3,("SAM Logon (Network). Domain:[%s]. ", lp_workgroup()));
1523 break;
1524 default:
1525 DEBUG(2,("SAM Logon: unsupported switch value\n"));
1526 return NT_STATUS_INVALID_INFO_CLASS;
1527 } /* end switch */
1529 DEBUG(3,("User:[%s@%s] Requested Domain:[%s]\n", nt_username, nt_workstation, nt_domain));
1530 fstrcpy(current_user_info.smb_name, nt_username);
1531 sub_set_smb_name(nt_username);
1533 DEBUG(5,("Attempting validation level %d for unmapped username %s.\n",
1534 r->in.validation_level, nt_username));
1536 status = NT_STATUS_OK;
1538 switch (r->in.logon_level) {
1539 case NetlogonNetworkInformation:
1540 case NetlogonNetworkTransitiveInformation:
1542 const char *wksname = nt_workstation;
1544 status = make_auth_context_fixed(talloc_tos(), &auth_context,
1545 logon->network->challenge);
1546 if (!NT_STATUS_IS_OK(status)) {
1547 return status;
1550 /* For a network logon, the workstation name comes in with two
1551 * backslashes in the front. Strip them if they are there. */
1553 if (*wksname == '\\') wksname++;
1554 if (*wksname == '\\') wksname++;
1556 /* Standard challenge/response authentication */
1557 if (!make_user_info_netlogon_network(&user_info,
1558 nt_username, nt_domain,
1559 wksname,
1560 p->remote_address,
1561 logon->network->identity_info.parameter_control,
1562 logon->network->lm.data,
1563 logon->network->lm.length,
1564 logon->network->nt.data,
1565 logon->network->nt.length)) {
1566 status = NT_STATUS_NO_MEMORY;
1568 break;
1570 case NetlogonInteractiveInformation:
1571 case NetlogonServiceInformation:
1572 case NetlogonInteractiveTransitiveInformation:
1573 case NetlogonServiceTransitiveInformation:
1575 /* 'Interactive' authentication, supplies the password in its
1576 MD4 form, encrypted with the session key. We will convert
1577 this to challenge/response for the auth subsystem to chew
1578 on */
1580 uint8_t chal[8];
1582 status = make_auth_context_subsystem(talloc_tos(),
1583 &auth_context);
1584 if (!NT_STATUS_IS_OK(status)) {
1585 return status;
1588 auth_get_ntlm_challenge(auth_context, chal);
1590 if (!make_user_info_netlogon_interactive(&user_info,
1591 nt_username, nt_domain,
1592 nt_workstation,
1593 p->remote_address,
1594 logon->password->identity_info.parameter_control,
1595 chal,
1596 logon->password->lmpassword.hash,
1597 logon->password->ntpassword.hash,
1598 creds->session_key)) {
1599 status = NT_STATUS_NO_MEMORY;
1601 break;
1603 default:
1604 DEBUG(2,("SAM Logon: unsupported switch value\n"));
1605 return NT_STATUS_INVALID_INFO_CLASS;
1606 } /* end switch */
1608 if ( NT_STATUS_IS_OK(status) ) {
1609 status = auth_check_ntlm_password(auth_context,
1610 user_info, &server_info);
1613 TALLOC_FREE(auth_context);
1614 free_user_info(&user_info);
1616 DEBUG(5,("%s: check_password returned status %s\n",
1617 fn, nt_errstr(status)));
1619 /* Check account and password */
1621 if (!NT_STATUS_IS_OK(status)) {
1622 /* If we don't know what this domain is, we need to
1623 indicate that we are not authoritative. This
1624 allows the client to decide if it needs to try
1625 a local user. Fix by jpjanosi@us.ibm.com, #2976 */
1626 if ( NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)
1627 && !strequal(nt_domain, get_global_sam_name())
1628 && !is_trusted_domain(nt_domain) )
1629 *r->out.authoritative = false; /* We are not authoritative */
1631 TALLOC_FREE(server_info);
1632 return status;
1635 if (server_info->guest) {
1636 /* We don't like guest domain logons... */
1637 DEBUG(5,("%s: Attempted domain logon as GUEST "
1638 "denied.\n", fn));
1639 TALLOC_FREE(server_info);
1640 return NT_STATUS_LOGON_FAILURE;
1643 /* This is the point at which, if the login was successful, that
1644 the SAM Local Security Authority should record that the user is
1645 logged in to the domain. */
1647 if (process_creds) {
1648 /* Get the pipe session key from the creds. */
1649 memcpy(pipe_session_key, creds->session_key, 16);
1650 } else {
1651 struct schannel_state *schannel_auth;
1652 /* Get the pipe session key from the schannel. */
1653 if ((p->auth.auth_type != DCERPC_AUTH_TYPE_SCHANNEL)
1654 || (p->auth.auth_ctx == NULL)) {
1655 return NT_STATUS_INVALID_HANDLE;
1658 schannel_auth = talloc_get_type_abort(p->auth.auth_ctx,
1659 struct schannel_state);
1660 memcpy(pipe_session_key, schannel_auth->creds->session_key, 16);
1663 switch (r->in.validation_level) {
1664 case 2:
1665 status = serverinfo_to_SamInfo2(server_info, pipe_session_key, 16,
1666 r->out.validation->sam2);
1667 break;
1668 case 3:
1669 status = serverinfo_to_SamInfo3(server_info, pipe_session_key, 16,
1670 r->out.validation->sam3);
1671 break;
1672 case 6:
1673 status = serverinfo_to_SamInfo6(server_info, pipe_session_key, 16,
1674 r->out.validation->sam6);
1675 break;
1678 TALLOC_FREE(server_info);
1680 return status;
1683 /****************************************************************
1684 _netr_LogonSamLogonWithFlags
1685 ****************************************************************/
1687 NTSTATUS _netr_LogonSamLogonWithFlags(struct pipes_struct *p,
1688 struct netr_LogonSamLogonWithFlags *r)
1690 NTSTATUS status;
1691 struct netlogon_creds_CredentialState *creds;
1692 struct netr_LogonSamLogonEx r2;
1693 struct netr_Authenticator return_authenticator;
1695 *r->out.authoritative = true;
1697 r2.in.server_name = r->in.server_name;
1698 r2.in.computer_name = r->in.computer_name;
1699 r2.in.logon_level = r->in.logon_level;
1700 r2.in.logon = r->in.logon;
1701 r2.in.validation_level = r->in.validation_level;
1702 r2.in.flags = r->in.flags;
1703 r2.out.validation = r->out.validation;
1704 r2.out.authoritative = r->out.authoritative;
1705 r2.out.flags = r->out.flags;
1707 status = _netr_LogonSamLogon_check(&r2);
1708 if (!NT_STATUS_IS_OK(status)) {
1709 return status;
1712 become_root();
1713 status = netr_creds_server_step_check(p, p->mem_ctx,
1714 r->in.computer_name,
1715 r->in.credential,
1716 &return_authenticator,
1717 &creds);
1718 unbecome_root();
1719 if (!NT_STATUS_IS_OK(status)) {
1720 return status;
1723 status = _netr_LogonSamLogon_base(p, &r2, creds);
1725 *r->out.return_authenticator = return_authenticator;
1727 return status;
1730 /*************************************************************************
1731 _netr_LogonSamLogon
1732 *************************************************************************/
1734 NTSTATUS _netr_LogonSamLogon(struct pipes_struct *p,
1735 struct netr_LogonSamLogon *r)
1737 NTSTATUS status;
1738 struct netr_LogonSamLogonWithFlags r2;
1739 uint32_t flags = 0;
1741 r2.in.server_name = r->in.server_name;
1742 r2.in.computer_name = r->in.computer_name;
1743 r2.in.credential = r->in.credential;
1744 r2.in.logon_level = r->in.logon_level;
1745 r2.in.logon = r->in.logon;
1746 r2.in.validation_level = r->in.validation_level;
1747 r2.in.return_authenticator = r->in.return_authenticator;
1748 r2.in.flags = &flags;
1749 r2.out.validation = r->out.validation;
1750 r2.out.authoritative = r->out.authoritative;
1751 r2.out.flags = &flags;
1752 r2.out.return_authenticator = r->out.return_authenticator;
1754 status = _netr_LogonSamLogonWithFlags(p, &r2);
1756 return status;
1759 /*************************************************************************
1760 _netr_LogonSamLogonEx
1761 - no credential chaining. Map into net sam logon.
1762 *************************************************************************/
1764 NTSTATUS _netr_LogonSamLogonEx(struct pipes_struct *p,
1765 struct netr_LogonSamLogonEx *r)
1767 NTSTATUS status;
1768 struct netlogon_creds_CredentialState *creds = NULL;
1769 struct loadparm_context *lp_ctx;
1771 *r->out.authoritative = true;
1773 status = _netr_LogonSamLogon_check(r);
1774 if (!NT_STATUS_IS_OK(status)) {
1775 return status;
1778 /* Only allow this if the pipe is protected. */
1779 if (p->auth.auth_type != DCERPC_AUTH_TYPE_SCHANNEL) {
1780 DEBUG(0,("_netr_LogonSamLogonEx: client %s not using schannel for netlogon\n",
1781 get_remote_machine_name() ));
1782 return NT_STATUS_INVALID_PARAMETER;
1785 lp_ctx = loadparm_init_s3(p->mem_ctx, loadparm_s3_context());
1786 if (lp_ctx == NULL) {
1787 DEBUG(0, ("loadparm_init_s3 failed\n"));
1788 return NT_STATUS_INTERNAL_ERROR;
1791 become_root();
1792 status = schannel_get_creds_state(p->mem_ctx, lp_ctx,
1793 r->in.computer_name, &creds);
1794 unbecome_root();
1795 talloc_unlink(p->mem_ctx, lp_ctx);
1797 if (!NT_STATUS_IS_OK(status)) {
1798 return status;
1801 status = _netr_LogonSamLogon_base(p, r, creds);
1802 TALLOC_FREE(creds);
1804 return status;
1807 /*************************************************************************
1808 _ds_enum_dom_trusts
1809 *************************************************************************/
1810 #if 0 /* JERRY -- not correct */
1811 NTSTATUS _ds_enum_dom_trusts(struct pipes_struct *p, DS_Q_ENUM_DOM_TRUSTS *q_u,
1812 DS_R_ENUM_DOM_TRUSTS *r_u)
1814 NTSTATUS status = NT_STATUS_OK;
1816 /* TODO: According to MSDN, the can only be executed against a
1817 DC or domain member running Windows 2000 or later. Need
1818 to test against a standalone 2k server and see what it
1819 does. A windows 2000 DC includes its own domain in the
1820 list. --jerry */
1822 return status;
1824 #endif /* JERRY */
1827 /****************************************************************
1828 ****************************************************************/
1830 WERROR _netr_LogonUasLogon(struct pipes_struct *p,
1831 struct netr_LogonUasLogon *r)
1833 p->rng_fault_state = true;
1834 return WERR_NOT_SUPPORTED;
1837 /****************************************************************
1838 ****************************************************************/
1840 WERROR _netr_LogonUasLogoff(struct pipes_struct *p,
1841 struct netr_LogonUasLogoff *r)
1843 p->rng_fault_state = true;
1844 return WERR_NOT_SUPPORTED;
1847 /****************************************************************
1848 ****************************************************************/
1850 NTSTATUS _netr_DatabaseDeltas(struct pipes_struct *p,
1851 struct netr_DatabaseDeltas *r)
1853 p->rng_fault_state = true;
1854 return NT_STATUS_NOT_IMPLEMENTED;
1857 /****************************************************************
1858 ****************************************************************/
1860 NTSTATUS _netr_DatabaseSync(struct pipes_struct *p,
1861 struct netr_DatabaseSync *r)
1863 p->rng_fault_state = true;
1864 return NT_STATUS_NOT_IMPLEMENTED;
1867 /****************************************************************
1868 ****************************************************************/
1870 NTSTATUS _netr_AccountDeltas(struct pipes_struct *p,
1871 struct netr_AccountDeltas *r)
1873 p->rng_fault_state = true;
1874 return NT_STATUS_NOT_IMPLEMENTED;
1877 /****************************************************************
1878 ****************************************************************/
1880 NTSTATUS _netr_AccountSync(struct pipes_struct *p,
1881 struct netr_AccountSync *r)
1883 p->rng_fault_state = true;
1884 return NT_STATUS_NOT_IMPLEMENTED;
1887 /****************************************************************
1888 ****************************************************************/
1890 static bool wb_getdcname(TALLOC_CTX *mem_ctx,
1891 const char *domain,
1892 const char **dcname,
1893 uint32_t flags,
1894 WERROR *werr)
1896 wbcErr result;
1897 struct wbcDomainControllerInfo *dc_info = NULL;
1899 result = wbcLookupDomainController(domain,
1900 flags,
1901 &dc_info);
1902 switch (result) {
1903 case WBC_ERR_SUCCESS:
1904 break;
1905 case WBC_ERR_WINBIND_NOT_AVAILABLE:
1906 return false;
1907 case WBC_ERR_DOMAIN_NOT_FOUND:
1908 *werr = WERR_NO_SUCH_DOMAIN;
1909 return true;
1910 default:
1911 *werr = WERR_DOMAIN_CONTROLLER_NOT_FOUND;
1912 return true;
1915 *dcname = talloc_strdup(mem_ctx, dc_info->dc_name);
1916 wbcFreeMemory(dc_info);
1917 if (!*dcname) {
1918 *werr = WERR_NOMEM;
1919 return false;
1922 *werr = WERR_OK;
1924 return true;
1927 /****************************************************************
1928 _netr_GetDcName
1929 ****************************************************************/
1931 WERROR _netr_GetDcName(struct pipes_struct *p,
1932 struct netr_GetDcName *r)
1934 NTSTATUS status;
1935 WERROR werr;
1936 uint32_t flags;
1937 struct netr_DsRGetDCNameInfo *info;
1938 bool ret;
1940 ret = wb_getdcname(p->mem_ctx,
1941 r->in.domainname,
1942 r->out.dcname,
1943 WBC_LOOKUP_DC_IS_FLAT_NAME |
1944 WBC_LOOKUP_DC_RETURN_FLAT_NAME |
1945 WBC_LOOKUP_DC_PDC_REQUIRED,
1946 &werr);
1947 if (ret == true) {
1948 return werr;
1951 flags = DS_PDC_REQUIRED | DS_IS_FLAT_NAME | DS_RETURN_FLAT_NAME;
1953 status = dsgetdcname(p->mem_ctx,
1954 p->msg_ctx,
1955 r->in.domainname,
1956 NULL,
1957 NULL,
1958 flags,
1959 &info);
1960 if (!NT_STATUS_IS_OK(status)) {
1961 return ntstatus_to_werror(status);
1964 *r->out.dcname = talloc_strdup(p->mem_ctx, info->dc_unc);
1965 talloc_free(info);
1966 if (!*r->out.dcname) {
1967 return WERR_NOMEM;
1970 return WERR_OK;
1973 /****************************************************************
1974 _netr_GetAnyDCName
1975 ****************************************************************/
1977 WERROR _netr_GetAnyDCName(struct pipes_struct *p,
1978 struct netr_GetAnyDCName *r)
1980 NTSTATUS status;
1981 WERROR werr;
1982 uint32_t flags;
1983 struct netr_DsRGetDCNameInfo *info;
1984 bool ret;
1986 ret = wb_getdcname(p->mem_ctx,
1987 r->in.domainname,
1988 r->out.dcname,
1989 WBC_LOOKUP_DC_IS_FLAT_NAME |
1990 WBC_LOOKUP_DC_RETURN_FLAT_NAME,
1991 &werr);
1992 if (ret == true) {
1993 return werr;
1996 flags = DS_IS_FLAT_NAME | DS_RETURN_FLAT_NAME;
1998 status = dsgetdcname(p->mem_ctx,
1999 p->msg_ctx,
2000 r->in.domainname,
2001 NULL,
2002 NULL,
2003 flags,
2004 &info);
2005 if (!NT_STATUS_IS_OK(status)) {
2006 return ntstatus_to_werror(status);
2009 *r->out.dcname = talloc_strdup(p->mem_ctx, info->dc_unc);
2010 talloc_free(info);
2011 if (!*r->out.dcname) {
2012 return WERR_NOMEM;
2015 return WERR_OK;
2018 /****************************************************************
2019 ****************************************************************/
2021 NTSTATUS _netr_DatabaseSync2(struct pipes_struct *p,
2022 struct netr_DatabaseSync2 *r)
2024 p->rng_fault_state = true;
2025 return NT_STATUS_NOT_IMPLEMENTED;
2028 /****************************************************************
2029 ****************************************************************/
2031 NTSTATUS _netr_DatabaseRedo(struct pipes_struct *p,
2032 struct netr_DatabaseRedo *r)
2034 p->rng_fault_state = true;
2035 return NT_STATUS_NOT_IMPLEMENTED;
2038 /****************************************************************
2039 ****************************************************************/
2041 WERROR _netr_DsRGetDCName(struct pipes_struct *p,
2042 struct netr_DsRGetDCName *r)
2044 p->rng_fault_state = true;
2045 return WERR_NOT_SUPPORTED;
2048 /****************************************************************
2049 ****************************************************************/
2051 NTSTATUS _netr_LogonGetCapabilities(struct pipes_struct *p,
2052 struct netr_LogonGetCapabilities *r)
2054 struct netlogon_creds_CredentialState *creds;
2055 NTSTATUS status;
2057 become_root();
2058 status = netr_creds_server_step_check(p, p->mem_ctx,
2059 r->in.computer_name,
2060 r->in.credential,
2061 r->out.return_authenticator,
2062 &creds);
2063 unbecome_root();
2064 if (!NT_STATUS_IS_OK(status)) {
2065 return status;
2068 if (r->in.query_level != 1) {
2069 return NT_STATUS_NOT_SUPPORTED;
2072 r->out.capabilities->server_capabilities = creds->negotiate_flags;
2074 return NT_STATUS_OK;
2077 /****************************************************************
2078 ****************************************************************/
2080 WERROR _netr_NETRLOGONSETSERVICEBITS(struct pipes_struct *p,
2081 struct netr_NETRLOGONSETSERVICEBITS *r)
2083 p->rng_fault_state = true;
2084 return WERR_NOT_SUPPORTED;
2087 /****************************************************************
2088 ****************************************************************/
2090 WERROR _netr_LogonGetTrustRid(struct pipes_struct *p,
2091 struct netr_LogonGetTrustRid *r)
2093 p->rng_fault_state = true;
2094 return WERR_NOT_SUPPORTED;
2097 /****************************************************************
2098 ****************************************************************/
2100 WERROR _netr_NETRLOGONCOMPUTESERVERDIGEST(struct pipes_struct *p,
2101 struct netr_NETRLOGONCOMPUTESERVERDIGEST *r)
2103 p->rng_fault_state = true;
2104 return WERR_NOT_SUPPORTED;
2107 /****************************************************************
2108 ****************************************************************/
2110 WERROR _netr_NETRLOGONCOMPUTECLIENTDIGEST(struct pipes_struct *p,
2111 struct netr_NETRLOGONCOMPUTECLIENTDIGEST *r)
2113 p->rng_fault_state = true;
2114 return WERR_NOT_SUPPORTED;
2117 /****************************************************************
2118 ****************************************************************/
2120 WERROR _netr_DsRGetDCNameEx(struct pipes_struct *p,
2121 struct netr_DsRGetDCNameEx *r)
2123 p->rng_fault_state = true;
2124 return WERR_NOT_SUPPORTED;
2127 /****************************************************************
2128 ****************************************************************/
2130 WERROR _netr_DsRGetSiteName(struct pipes_struct *p,
2131 struct netr_DsRGetSiteName *r)
2133 p->rng_fault_state = true;
2134 return WERR_NOT_SUPPORTED;
2137 /****************************************************************
2138 ****************************************************************/
2140 NTSTATUS _netr_LogonGetDomainInfo(struct pipes_struct *p,
2141 struct netr_LogonGetDomainInfo *r)
2143 p->rng_fault_state = true;
2144 return NT_STATUS_NOT_IMPLEMENTED;
2147 /****************************************************************
2148 ****************************************************************/
2150 WERROR _netr_ServerPasswordGet(struct pipes_struct *p,
2151 struct netr_ServerPasswordGet *r)
2153 p->rng_fault_state = true;
2154 return WERR_NOT_SUPPORTED;
2157 /****************************************************************
2158 ****************************************************************/
2160 WERROR _netr_NETRLOGONSENDTOSAM(struct pipes_struct *p,
2161 struct netr_NETRLOGONSENDTOSAM *r)
2163 p->rng_fault_state = true;
2164 return WERR_NOT_SUPPORTED;
2167 /****************************************************************
2168 ****************************************************************/
2170 WERROR _netr_DsRAddressToSitenamesW(struct pipes_struct *p,
2171 struct netr_DsRAddressToSitenamesW *r)
2173 p->rng_fault_state = true;
2174 return WERR_NOT_SUPPORTED;
2177 /****************************************************************
2178 ****************************************************************/
2180 WERROR _netr_DsRGetDCNameEx2(struct pipes_struct *p,
2181 struct netr_DsRGetDCNameEx2 *r)
2183 p->rng_fault_state = true;
2184 return WERR_NOT_SUPPORTED;
2187 /****************************************************************
2188 ****************************************************************/
2190 WERROR _netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN(struct pipes_struct *p,
2191 struct netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN *r)
2193 p->rng_fault_state = true;
2194 return WERR_NOT_SUPPORTED;
2197 /****************************************************************
2198 ****************************************************************/
2200 WERROR _netr_NetrEnumerateTrustedDomainsEx(struct pipes_struct *p,
2201 struct netr_NetrEnumerateTrustedDomainsEx *r)
2203 p->rng_fault_state = true;
2204 return WERR_NOT_SUPPORTED;
2207 /****************************************************************
2208 ****************************************************************/
2210 WERROR _netr_DsRAddressToSitenamesExW(struct pipes_struct *p,
2211 struct netr_DsRAddressToSitenamesExW *r)
2213 p->rng_fault_state = true;
2214 return WERR_NOT_SUPPORTED;
2217 /****************************************************************
2218 ****************************************************************/
2220 WERROR _netr_DsrGetDcSiteCoverageW(struct pipes_struct *p,
2221 struct netr_DsrGetDcSiteCoverageW *r)
2223 p->rng_fault_state = true;
2224 return WERR_NOT_SUPPORTED;
2227 /****************************************************************
2228 ****************************************************************/
2230 WERROR _netr_DsrEnumerateDomainTrusts(struct pipes_struct *p,
2231 struct netr_DsrEnumerateDomainTrusts *r)
2233 p->rng_fault_state = true;
2234 return WERR_NOT_SUPPORTED;
2237 /****************************************************************
2238 ****************************************************************/
2240 WERROR _netr_DsrDeregisterDNSHostRecords(struct pipes_struct *p,
2241 struct netr_DsrDeregisterDNSHostRecords *r)
2243 p->rng_fault_state = true;
2244 return WERR_NOT_SUPPORTED;
2247 /****************************************************************
2248 ****************************************************************/
2250 NTSTATUS _netr_ServerTrustPasswordsGet(struct pipes_struct *p,
2251 struct netr_ServerTrustPasswordsGet *r)
2253 p->rng_fault_state = true;
2254 return NT_STATUS_NOT_IMPLEMENTED;
2257 /****************************************************************
2258 ****************************************************************/
2260 WERROR _netr_DsRGetForestTrustInformation(struct pipes_struct *p,
2261 struct netr_DsRGetForestTrustInformation *r)
2263 p->rng_fault_state = true;
2264 return WERR_NOT_SUPPORTED;
2267 /****************************************************************
2268 ****************************************************************/
2270 static NTSTATUS fill_forest_trust_array(TALLOC_CTX *mem_ctx,
2271 struct lsa_ForestTrustInformation *info)
2273 struct lsa_ForestTrustRecord *e;
2274 struct pdb_domain_info *dom_info;
2275 struct lsa_ForestTrustDomainInfo *domain_info;
2277 dom_info = pdb_get_domain_info(mem_ctx);
2278 if (dom_info == NULL) {
2279 return NT_STATUS_NO_MEMORY;
2282 info->count = 2;
2283 info->entries = talloc_array(info, struct lsa_ForestTrustRecord *, 2);
2284 if (info->entries == NULL) {
2285 return NT_STATUS_NO_MEMORY;
2288 e = talloc(info, struct lsa_ForestTrustRecord);
2289 if (e == NULL) {
2290 return NT_STATUS_NO_MEMORY;
2293 e->flags = 0;
2294 e->type = LSA_FOREST_TRUST_TOP_LEVEL_NAME;
2295 e->time = 0; /* so far always 0 in trces. */
2296 e->forest_trust_data.top_level_name.string = talloc_steal(info,
2297 dom_info->dns_forest);
2299 info->entries[0] = e;
2301 e = talloc(info, struct lsa_ForestTrustRecord);
2302 if (e == NULL) {
2303 return NT_STATUS_NO_MEMORY;
2306 /* TODO: check if disabled and set flags accordingly */
2307 e->flags = 0;
2308 e->type = LSA_FOREST_TRUST_DOMAIN_INFO;
2309 e->time = 0; /* so far always 0 in traces. */
2311 domain_info = &e->forest_trust_data.domain_info;
2312 domain_info->domain_sid = dom_sid_dup(info, &dom_info->sid);
2314 domain_info->dns_domain_name.string = talloc_steal(info,
2315 dom_info->dns_domain);
2316 domain_info->netbios_domain_name.string = talloc_steal(info,
2317 dom_info->name);
2319 info->entries[1] = e;
2321 return NT_STATUS_OK;
2324 /****************************************************************
2325 _netr_GetForestTrustInformation
2326 ****************************************************************/
2328 NTSTATUS _netr_GetForestTrustInformation(struct pipes_struct *p,
2329 struct netr_GetForestTrustInformation *r)
2331 NTSTATUS status;
2332 struct netlogon_creds_CredentialState *creds;
2333 struct lsa_ForestTrustInformation *info, **info_ptr;
2334 struct loadparm_context *lp_ctx;
2336 /* TODO: check server name */
2338 lp_ctx = loadparm_init_s3(p->mem_ctx, loadparm_s3_context());
2339 if (lp_ctx == NULL) {
2340 DEBUG(0, ("loadparm_init_s3 failed\n"));
2341 return NT_STATUS_INTERNAL_ERROR;
2344 status = schannel_check_creds_state(p->mem_ctx, lp_ctx,
2345 r->in.computer_name,
2346 r->in.credential,
2347 r->out.return_authenticator,
2348 &creds);
2349 talloc_unlink(p->mem_ctx, lp_ctx);
2350 if (!NT_STATUS_IS_OK(status)) {
2351 return status;
2354 if ((creds->secure_channel_type != SEC_CHAN_DNS_DOMAIN) &&
2355 (creds->secure_channel_type != SEC_CHAN_DOMAIN)) {
2356 return NT_STATUS_NOT_IMPLEMENTED;
2359 info_ptr = talloc(p->mem_ctx, struct lsa_ForestTrustInformation *);
2360 if (!info_ptr) {
2361 return NT_STATUS_NO_MEMORY;
2363 info = talloc_zero(info_ptr, struct lsa_ForestTrustInformation);
2364 if (!info) {
2365 return NT_STATUS_NO_MEMORY;
2368 status = fill_forest_trust_array(p->mem_ctx, info);
2369 if (!NT_STATUS_IS_OK(status)) {
2370 return status;
2373 *info_ptr = info;
2374 r->out.forest_trust_info = info_ptr;
2376 return NT_STATUS_OK;
2379 /****************************************************************
2380 ****************************************************************/
2382 static NTSTATUS get_password_from_trustAuth(TALLOC_CTX *mem_ctx,
2383 const DATA_BLOB *trustAuth_blob,
2384 const DATA_BLOB *session_key,
2385 struct samr_Password *current_pw_enc,
2386 struct samr_Password *previous_pw_enc)
2388 enum ndr_err_code ndr_err;
2389 struct trustAuthInOutBlob trustAuth;
2391 ndr_err = ndr_pull_struct_blob_all(trustAuth_blob, mem_ctx, &trustAuth,
2392 (ndr_pull_flags_fn_t)ndr_pull_trustAuthInOutBlob);
2393 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2394 return NT_STATUS_UNSUCCESSFUL;
2398 if (trustAuth.count != 0 && trustAuth.current.count != 0 &&
2399 trustAuth.current.array[0].AuthType == TRUST_AUTH_TYPE_CLEAR) {
2400 mdfour(previous_pw_enc->hash,
2401 trustAuth.current.array[0].AuthInfo.clear.password,
2402 trustAuth.current.array[0].AuthInfo.clear.size);
2403 } else {
2404 return NT_STATUS_UNSUCCESSFUL;
2407 arcfour_crypt_blob(current_pw_enc->hash, sizeof(current_pw_enc->hash),
2408 session_key);
2410 if (trustAuth.previous.count != 0 &&
2411 trustAuth.previous.array[0].AuthType == TRUST_AUTH_TYPE_CLEAR) {
2412 mdfour(previous_pw_enc->hash,
2413 trustAuth.previous.array[0].AuthInfo.clear.password,
2414 trustAuth.previous.array[0].AuthInfo.clear.size);
2415 } else {
2416 mdfour(previous_pw_enc->hash, NULL, 0);
2418 arcfour_crypt_blob(previous_pw_enc->hash, sizeof(previous_pw_enc->hash),
2419 session_key);
2421 return NT_STATUS_OK;
2424 /****************************************************************
2425 _netr_ServerGetTrustInfo
2426 ****************************************************************/
2428 NTSTATUS _netr_ServerGetTrustInfo(struct pipes_struct *p,
2429 struct netr_ServerGetTrustInfo *r)
2431 NTSTATUS status;
2432 struct netlogon_creds_CredentialState *creds;
2433 char *account_name;
2434 size_t account_name_last;
2435 bool trusted;
2436 struct netr_TrustInfo *trust_info;
2437 struct pdb_trusted_domain *td;
2438 DATA_BLOB trustAuth_blob;
2439 struct samr_Password *new_owf_enc;
2440 struct samr_Password *old_owf_enc;
2441 DATA_BLOB session_key;
2442 struct loadparm_context *lp_ctx;
2444 lp_ctx = loadparm_init_s3(p->mem_ctx, loadparm_s3_context());
2445 if (lp_ctx == NULL) {
2446 DEBUG(0, ("loadparm_init_s3 failed\n"));
2447 return NT_STATUS_INTERNAL_ERROR;
2450 /* TODO: check server name */
2452 status = schannel_check_creds_state(p->mem_ctx, lp_ctx,
2453 r->in.computer_name,
2454 r->in.credential,
2455 r->out.return_authenticator,
2456 &creds);
2457 talloc_unlink(p->mem_ctx, lp_ctx);
2458 if (!NT_STATUS_IS_OK(status)) {
2459 return status;
2462 account_name = talloc_strdup(p->mem_ctx, r->in.account_name);
2463 if (account_name == NULL) {
2464 return NT_STATUS_NO_MEMORY;
2467 account_name_last = strlen(account_name);
2468 if (account_name_last == 0) {
2469 return NT_STATUS_INVALID_PARAMETER;
2471 account_name_last--;
2472 if (account_name[account_name_last] == '.') {
2473 account_name[account_name_last] = '\0';
2476 if ((creds->secure_channel_type != SEC_CHAN_DNS_DOMAIN) &&
2477 (creds->secure_channel_type != SEC_CHAN_DOMAIN)) {
2478 trusted = false;
2479 } else {
2480 trusted = true;
2484 if (trusted) {
2485 account_name_last = strlen(account_name);
2486 if (account_name_last == 0) {
2487 return NT_STATUS_INVALID_PARAMETER;
2489 account_name_last--;
2490 if (account_name[account_name_last] == '$') {
2491 account_name[account_name_last] = '\0';
2494 status = pdb_get_trusted_domain(p->mem_ctx, account_name, &td);
2495 if (!NT_STATUS_IS_OK(status)) {
2496 return status;
2499 if (r->out.trust_info != NULL) {
2500 trust_info = talloc_zero(p->mem_ctx, struct netr_TrustInfo);
2501 if (trust_info == NULL) {
2502 return NT_STATUS_NO_MEMORY;
2504 trust_info->count = 1;
2506 trust_info->data = talloc_array(trust_info, uint32_t, 1);
2507 if (trust_info->data == NULL) {
2508 return NT_STATUS_NO_MEMORY;
2510 trust_info->data[0] = td->trust_attributes;
2512 *r->out.trust_info = trust_info;
2515 new_owf_enc = talloc_zero(p->mem_ctx, struct samr_Password);
2516 old_owf_enc = talloc_zero(p->mem_ctx, struct samr_Password);
2517 if (new_owf_enc == NULL || old_owf_enc == NULL) {
2518 return NT_STATUS_NO_MEMORY;
2521 /* TODO: which trustAuth shall we use if we have in/out trust or do they have to
2522 * be equal ? */
2523 if (td->trust_direction & NETR_TRUST_FLAG_INBOUND) {
2524 trustAuth_blob = td->trust_auth_incoming;
2525 } else if (td->trust_direction & NETR_TRUST_FLAG_OUTBOUND) {
2526 trustAuth_blob = td->trust_auth_outgoing;
2529 session_key.data = creds->session_key;
2530 session_key.length = sizeof(creds->session_key);
2531 status = get_password_from_trustAuth(p->mem_ctx, &trustAuth_blob,
2532 &session_key,
2533 new_owf_enc, old_owf_enc);
2535 if (!NT_STATUS_IS_OK(status)) {
2536 return status;
2539 r->out.new_owf_password = new_owf_enc;
2540 r->out.old_owf_password = old_owf_enc;
2541 } else {
2542 /* TODO: look for machine password */
2543 r->out.new_owf_password = NULL;
2544 r->out.old_owf_password = NULL;
2546 return NT_STATUS_NOT_IMPLEMENTED;
2549 return NT_STATUS_OK;
2552 /****************************************************************
2553 ****************************************************************/
2555 NTSTATUS _netr_Unused47(struct pipes_struct *p,
2556 struct netr_Unused47 *r)
2558 p->rng_fault_state = true;
2559 return NT_STATUS_NOT_IMPLEMENTED;
2562 /****************************************************************
2563 ****************************************************************/
2565 NTSTATUS _netr_DsrUpdateReadOnlyServerDnsRecords(struct pipes_struct *p,
2566 struct netr_DsrUpdateReadOnlyServerDnsRecords *r)
2568 p->rng_fault_state = true;
2569 return NT_STATUS_NOT_IMPLEMENTED;