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. */
29 #include "../libcli/auth/schannel.h"
30 #include "../librpc/gen_ndr/srv_netlogon.h"
31 #include "../librpc/gen_ndr/ndr_samr_c.h"
32 #include "../librpc/gen_ndr/ndr_lsa_c.h"
33 #include "rpc_client/cli_lsarpc.h"
34 #include "../lib/crypto/md4.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"
47 #include "../lib/tsocket/tsocket.h"
49 extern userdom_struct current_user_info;
52 #define DBGC_CLASS DBGC_RPC_SRV
54 struct netlogon_server_pipe_state {
55 struct netr_Credential client_challenge;
56 struct netr_Credential server_challenge;
59 /*************************************************************************
61 *************************************************************************/
63 WERROR _netr_LogonControl(struct pipes_struct *p,
64 struct netr_LogonControl *r)
66 struct netr_LogonControl2Ex l;
68 switch (r->in.level) {
72 return WERR_NOT_SUPPORTED;
74 return WERR_UNKNOWN_LEVEL;
77 l.in.logon_server = r->in.logon_server;
78 l.in.function_code = r->in.function_code;
79 l.in.level = r->in.level;
81 l.out.query = r->out.query;
83 return _netr_LogonControl2Ex(p, &l);
86 /****************************************************************************
87 Send a message to smbd to do a sam synchronisation
88 **************************************************************************/
90 static void send_sync_message(struct messaging_context *msg_ctx)
92 DEBUG(3, ("sending sam synchronisation message\n"));
93 message_send_all(msg_ctx, MSG_SMB_SAM_SYNC, NULL, 0, NULL);
96 /*************************************************************************
98 *************************************************************************/
100 WERROR _netr_LogonControl2(struct pipes_struct *p,
101 struct netr_LogonControl2 *r)
103 struct netr_LogonControl2Ex l;
105 l.in.logon_server = r->in.logon_server;
106 l.in.function_code = r->in.function_code;
107 l.in.level = r->in.level;
108 l.in.data = r->in.data;
109 l.out.query = r->out.query;
111 return _netr_LogonControl2Ex(p, &l);
114 /*************************************************************************
115 *************************************************************************/
117 static bool wb_change_trust_creds(const char *domain, WERROR *tc_status)
120 struct wbcAuthErrorInfo *error = NULL;
122 result = wbcChangeTrustCredentials(domain, &error);
124 case WBC_ERR_WINBIND_NOT_AVAILABLE:
126 case WBC_ERR_DOMAIN_NOT_FOUND:
127 *tc_status = WERR_NO_SUCH_DOMAIN;
129 case WBC_ERR_SUCCESS:
130 *tc_status = WERR_OK;
136 if (error && error->nt_status != 0) {
137 *tc_status = ntstatus_to_werror(NT_STATUS(error->nt_status));
139 *tc_status = WERR_TRUST_FAILURE;
141 wbcFreeMemory(error);
145 /*************************************************************************
146 *************************************************************************/
148 static bool wb_check_trust_creds(const char *domain, WERROR *tc_status)
151 struct wbcAuthErrorInfo *error = NULL;
153 result = wbcCheckTrustCredentials(domain, &error);
155 case WBC_ERR_WINBIND_NOT_AVAILABLE:
157 case WBC_ERR_DOMAIN_NOT_FOUND:
158 *tc_status = WERR_NO_SUCH_DOMAIN;
160 case WBC_ERR_SUCCESS:
161 *tc_status = WERR_OK;
167 if (error && error->nt_status != 0) {
168 *tc_status = ntstatus_to_werror(NT_STATUS(error->nt_status));
170 *tc_status = WERR_TRUST_FAILURE;
172 wbcFreeMemory(error);
176 /****************************************************************
177 _netr_LogonControl2Ex
178 ****************************************************************/
180 WERROR _netr_LogonControl2Ex(struct pipes_struct *p,
181 struct netr_LogonControl2Ex *r)
183 uint32_t flags = 0x0;
184 WERROR pdc_connection_status = WERR_OK;
185 uint32_t logon_attempts = 0x0;
188 const char *dc_name = NULL;
189 struct sockaddr_storage dc_ss;
190 const char *domain = NULL;
191 struct netr_NETLOGON_INFO_1 *info1;
192 struct netr_NETLOGON_INFO_2 *info2;
193 struct netr_NETLOGON_INFO_3 *info3;
194 struct netr_NETLOGON_INFO_4 *info4;
199 case NDR_NETR_LOGONCONTROL:
200 fn = "_netr_LogonControl";
202 case NDR_NETR_LOGONCONTROL2:
203 fn = "_netr_LogonControl2";
205 case NDR_NETR_LOGONCONTROL2EX:
206 fn = "_netr_LogonControl2Ex";
209 return WERR_INVALID_PARAM;
212 acct_ctrl = p->session_info->info3->base.acct_flags;
214 switch (r->in.function_code) {
215 case NETLOGON_CONTROL_TC_VERIFY:
216 case NETLOGON_CONTROL_CHANGE_PASSWORD:
217 case NETLOGON_CONTROL_REDISCOVER:
218 if ((geteuid() != sec_initial_uid()) &&
219 !nt_token_check_domain_rid(p->session_info->security_token, DOMAIN_RID_ADMINS) &&
220 !nt_token_check_sid(&global_sid_Builtin_Administrators, p->session_info->security_token) &&
221 !(acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST))) {
222 return WERR_ACCESS_DENIED;
229 tc_status = WERR_NO_SUCH_DOMAIN;
231 switch (r->in.function_code) {
232 case NETLOGON_CONTROL_QUERY:
235 case NETLOGON_CONTROL_REPLICATE:
236 case NETLOGON_CONTROL_SYNCHRONIZE:
237 case NETLOGON_CONTROL_PDC_REPLICATE:
238 case NETLOGON_CONTROL_BACKUP_CHANGE_LOG:
239 case NETLOGON_CONTROL_BREAKPOINT:
240 if (acct_ctrl & ACB_NORMAL) {
241 return WERR_NOT_SUPPORTED;
242 } else if (acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST)) {
243 return WERR_ACCESS_DENIED;
245 return WERR_ACCESS_DENIED;
247 case NETLOGON_CONTROL_TRUNCATE_LOG:
248 if (acct_ctrl & ACB_NORMAL) {
250 } else if (acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST)) {
251 return WERR_ACCESS_DENIED;
253 return WERR_ACCESS_DENIED;
256 case NETLOGON_CONTROL_TRANSPORT_NOTIFY:
257 case NETLOGON_CONTROL_FORCE_DNS_REG:
258 case NETLOGON_CONTROL_QUERY_DNS_REG:
259 return WERR_NOT_SUPPORTED;
260 case NETLOGON_CONTROL_FIND_USER:
261 if (!r->in.data || !r->in.data->user) {
262 return WERR_NOT_SUPPORTED;
265 case NETLOGON_CONTROL_SET_DBFLAG:
267 return WERR_NOT_SUPPORTED;
270 case NETLOGON_CONTROL_TC_VERIFY:
271 if (!r->in.data || !r->in.data->domain) {
272 return WERR_NOT_SUPPORTED;
275 if (!wb_check_trust_creds(r->in.data->domain, &tc_status)) {
276 return WERR_NOT_SUPPORTED;
279 case NETLOGON_CONTROL_TC_QUERY:
280 if (!r->in.data || !r->in.data->domain) {
281 return WERR_NOT_SUPPORTED;
284 domain = r->in.data->domain;
286 if (!is_trusted_domain(domain)) {
290 if (!get_dc_name(domain, NULL, dc_name2, &dc_ss)) {
291 tc_status = WERR_NO_LOGON_SERVERS;
295 dc_name = talloc_asprintf(p->mem_ctx, "\\\\%s", dc_name2);
304 case NETLOGON_CONTROL_REDISCOVER:
305 if (!r->in.data || !r->in.data->domain) {
306 return WERR_NOT_SUPPORTED;
309 domain = r->in.data->domain;
311 if (!is_trusted_domain(domain)) {
315 if (!get_dc_name(domain, NULL, dc_name2, &dc_ss)) {
316 tc_status = WERR_NO_LOGON_SERVERS;
320 dc_name = talloc_asprintf(p->mem_ctx, "\\\\%s", dc_name2);
329 case NETLOGON_CONTROL_CHANGE_PASSWORD:
330 if (!r->in.data || !r->in.data->domain) {
331 return WERR_NOT_SUPPORTED;
334 if (!wb_change_trust_creds(r->in.data->domain, &tc_status)) {
335 return WERR_NOT_SUPPORTED;
340 /* no idea what this should be */
341 DEBUG(0,("%s: unimplemented function level [%d]\n",
342 fn, r->in.function_code));
343 return WERR_UNKNOWN_LEVEL;
346 /* prepare the response */
348 switch (r->in.level) {
350 info1 = talloc_zero(p->mem_ctx, struct netr_NETLOGON_INFO_1);
351 W_ERROR_HAVE_NO_MEMORY(info1);
353 info1->flags = flags;
354 info1->pdc_connection_status = pdc_connection_status;
356 r->out.query->info1 = info1;
359 info2 = talloc_zero(p->mem_ctx, struct netr_NETLOGON_INFO_2);
360 W_ERROR_HAVE_NO_MEMORY(info2);
362 info2->flags = flags;
363 info2->pdc_connection_status = pdc_connection_status;
364 info2->trusted_dc_name = dc_name;
365 info2->tc_connection_status = tc_status;
367 r->out.query->info2 = info2;
370 info3 = talloc_zero(p->mem_ctx, struct netr_NETLOGON_INFO_3);
371 W_ERROR_HAVE_NO_MEMORY(info3);
373 info3->flags = flags;
374 info3->logon_attempts = logon_attempts;
376 r->out.query->info3 = info3;
379 info4 = talloc_zero(p->mem_ctx, struct netr_NETLOGON_INFO_4);
380 W_ERROR_HAVE_NO_MEMORY(info4);
382 info4->trusted_dc_name = dc_name;
383 info4->trusted_domain_name = r->in.data->domain;
385 r->out.query->info4 = info4;
388 return WERR_UNKNOWN_LEVEL;
391 if (lp_server_role() == ROLE_DOMAIN_BDC) {
392 send_sync_message(p->msg_ctx);
398 /*************************************************************************
399 _netr_NetrEnumerateTrustedDomains
400 *************************************************************************/
402 NTSTATUS _netr_NetrEnumerateTrustedDomains(struct pipes_struct *p,
403 struct netr_NetrEnumerateTrustedDomains *r)
406 NTSTATUS result = NT_STATUS_OK;
409 const char **trusted_domains = NULL;
410 struct lsa_DomainList domain_list;
411 struct dcerpc_binding_handle *h = NULL;
412 struct policy_handle pol;
413 uint32_t enum_ctx = 0;
415 uint32_t max_size = (uint32_t)-1;
417 DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
419 status = rpcint_binding_handle(p->mem_ctx,
425 if (!NT_STATUS_IS_OK(status)) {
429 status = dcerpc_lsa_open_policy2(h,
433 LSA_POLICY_VIEW_LOCAL_INFORMATION,
436 if (!NT_STATUS_IS_OK(status)) {
439 if (!NT_STATUS_IS_OK(result)) {
445 /* Lookup list of trusted domains */
446 status = dcerpc_lsa_EnumTrustDom(h,
453 if (!NT_STATUS_IS_OK(status)) {
456 if (!NT_STATUS_IS_OK(result) &&
457 !NT_STATUS_EQUAL(result, NT_STATUS_NO_MORE_ENTRIES) &&
458 !NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES)) {
463 for (i = 0; i < domain_list.count; i++) {
464 if (!add_string_to_array(p->mem_ctx, domain_list.domains[i].name.string,
465 &trusted_domains, &num_domains)) {
466 status = NT_STATUS_NO_MEMORY;
470 } while (NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES));
472 if (num_domains > 0) {
473 /* multi sz terminate */
474 trusted_domains = talloc_realloc(p->mem_ctx, trusted_domains, const char *, num_domains + 1);
475 if (trusted_domains == NULL) {
476 status = NT_STATUS_NO_MEMORY;
480 trusted_domains[num_domains] = NULL;
483 if (!push_reg_multi_sz(trusted_domains, &blob, trusted_domains)) {
484 TALLOC_FREE(trusted_domains);
485 status = NT_STATUS_NO_MEMORY;
489 r->out.trusted_domains_blob->data = blob.data;
490 r->out.trusted_domains_blob->length = blob.length;
492 DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
494 status = NT_STATUS_OK;
497 if (is_valid_policy_hnd(&pol)) {
498 dcerpc_lsa_Close(h, p->mem_ctx, &pol, &result);
504 /*************************************************************************
505 *************************************************************************/
507 static NTSTATUS samr_find_machine_account(TALLOC_CTX *mem_ctx,
508 struct dcerpc_binding_handle *b,
509 const char *account_name,
510 uint32_t access_mask,
511 struct dom_sid2 **domain_sid_p,
512 uint32_t *user_rid_p,
513 struct policy_handle *user_handle)
516 NTSTATUS result = NT_STATUS_OK;
517 struct policy_handle connect_handle, domain_handle;
518 struct lsa_String domain_name;
519 struct dom_sid2 *domain_sid;
520 struct lsa_String names;
521 struct samr_Ids rids;
522 struct samr_Ids types;
525 status = dcerpc_samr_Connect2(b, mem_ctx,
527 SAMR_ACCESS_CONNECT_TO_SERVER |
528 SAMR_ACCESS_ENUM_DOMAINS |
529 SAMR_ACCESS_LOOKUP_DOMAIN,
532 if (!NT_STATUS_IS_OK(status)) {
535 if (!NT_STATUS_IS_OK(result)) {
540 init_lsa_String(&domain_name, get_global_sam_name());
542 status = dcerpc_samr_LookupDomain(b, mem_ctx,
547 if (!NT_STATUS_IS_OK(status)) {
550 if (!NT_STATUS_IS_OK(result)) {
555 status = dcerpc_samr_OpenDomain(b, mem_ctx,
557 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
561 if (!NT_STATUS_IS_OK(status)) {
564 if (!NT_STATUS_IS_OK(result)) {
569 init_lsa_String(&names, account_name);
571 status = dcerpc_samr_LookupNames(b, mem_ctx,
578 if (!NT_STATUS_IS_OK(status)) {
581 if (!NT_STATUS_IS_OK(result)) {
586 if (rids.count != 1) {
587 status = NT_STATUS_NO_SUCH_USER;
590 if (rids.count != types.count) {
591 status = NT_STATUS_INVALID_PARAMETER;
594 if (types.ids[0] != SID_NAME_USER) {
595 status = NT_STATUS_NO_SUCH_USER;
601 status = dcerpc_samr_OpenUser(b, mem_ctx,
607 if (!NT_STATUS_IS_OK(status)) {
610 if (!NT_STATUS_IS_OK(result)) {
620 *domain_sid_p = domain_sid;
624 if (is_valid_policy_hnd(&domain_handle)) {
625 dcerpc_samr_Close(b, mem_ctx, &domain_handle, &result);
627 if (is_valid_policy_hnd(&connect_handle)) {
628 dcerpc_samr_Close(b, mem_ctx, &connect_handle, &result);
634 /******************************************************************
635 gets a machine password entry. checks access rights of the host.
636 ******************************************************************/
638 static NTSTATUS get_md4pw(struct samr_Password *md4pw, const char *mach_acct,
639 enum netr_SchannelType sec_chan_type,
641 struct messaging_context *msg_ctx)
644 NTSTATUS result = NT_STATUS_OK;
646 struct dcerpc_binding_handle *h = NULL;
647 struct tsocket_address *local;
648 struct policy_handle user_handle;
650 struct dom_sid *domain_sid;
652 union samr_UserInfo *info;
653 struct auth_serversupplied_info *session_info;
659 * Currently this code is redundent as we already have a filter
660 * by hostname list. What this code really needs to do is to
661 * get a hosts allowed/hosts denied list from the SAM database
662 * on a per user basis, and make the access decision there.
663 * I will leave this code here for now as a reminder to implement
664 * this at a later date. JRA.
667 if (!allow_access(lp_domain_hostsdeny(), lp_domain_hostsallow(),
669 p->client_id.addr)) {
670 DEBUG(0,("get_md4pw: Workstation %s denied access to domain\n", mach_acct));
675 mem_ctx = talloc_stackframe();
676 if (mem_ctx == NULL) {
677 status = NT_STATUS_NO_MEMORY;
681 status = make_session_info_system(mem_ctx, &session_info);
682 if (!NT_STATUS_IS_OK(status)) {
686 ZERO_STRUCT(user_handle);
688 rc = tsocket_address_inet_from_strings(mem_ctx,
694 status = NT_STATUS_NO_MEMORY;
698 status = rpcint_binding_handle(mem_ctx,
704 if (!NT_STATUS_IS_OK(status)) {
709 status = samr_find_machine_account(mem_ctx, h, mach_acct,
710 SEC_FLAG_MAXIMUM_ALLOWED,
711 &domain_sid, &user_rid,
714 if (!NT_STATUS_IS_OK(status)) {
718 status = dcerpc_samr_QueryUserInfo2(h,
721 UserControlInformation,
724 if (!NT_STATUS_IS_OK(status)) {
727 if (!NT_STATUS_IS_OK(result)) {
732 acct_ctrl = info->info16.acct_flags;
734 if (acct_ctrl & ACB_DISABLED) {
735 DEBUG(0,("get_md4pw: Workstation %s: account is disabled\n", mach_acct));
736 status = NT_STATUS_ACCOUNT_DISABLED;
740 if (!(acct_ctrl & ACB_SVRTRUST) &&
741 !(acct_ctrl & ACB_WSTRUST) &&
742 !(acct_ctrl & ACB_DOMTRUST))
744 DEBUG(0,("get_md4pw: Workstation %s: account is not a trust account\n", mach_acct));
745 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
749 switch (sec_chan_type) {
751 if (!(acct_ctrl & ACB_SVRTRUST)) {
752 DEBUG(0,("get_md4pw: Workstation %s: BDC secure channel requested "
753 "but not a server trust account\n", mach_acct));
754 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
759 if (!(acct_ctrl & ACB_WSTRUST)) {
760 DEBUG(0,("get_md4pw: Workstation %s: WORKSTATION secure channel requested "
761 "but not a workstation trust account\n", mach_acct));
762 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
766 case SEC_CHAN_DOMAIN:
767 if (!(acct_ctrl & ACB_DOMTRUST)) {
768 DEBUG(0,("get_md4pw: Workstation %s: DOMAIN secure channel requested "
769 "but not a interdomain trust account\n", mach_acct));
770 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
779 status = dcerpc_samr_QueryUserInfo2(h,
782 UserInternal1Information,
786 if (!NT_STATUS_IS_OK(status)) {
789 if (!NT_STATUS_IS_OK(result)) {
794 if (info->info18.nt_pwd_active == 0) {
795 DEBUG(0,("get_md4pw: Workstation %s: account does not have a password\n", mach_acct));
796 status = NT_STATUS_LOGON_FAILURE;
800 /* samr gives out nthash unencrypted (!) */
801 memcpy(md4pw->hash, info->info18.nt_pwd.hash, 16);
803 sid_compose(sid, domain_sid, user_rid);
806 if (h && is_valid_policy_hnd(&user_handle)) {
807 dcerpc_samr_Close(h, mem_ctx, &user_handle, &result);
810 talloc_free(mem_ctx);
815 /*************************************************************************
816 _netr_ServerReqChallenge
817 *************************************************************************/
819 NTSTATUS _netr_ServerReqChallenge(struct pipes_struct *p,
820 struct netr_ServerReqChallenge *r)
822 struct netlogon_server_pipe_state *pipe_state =
823 talloc_get_type(p->private_data, struct netlogon_server_pipe_state);
826 DEBUG(10,("_netr_ServerReqChallenge: new challenge requested. Clearing old state.\n"));
827 talloc_free(pipe_state);
828 p->private_data = NULL;
831 pipe_state = talloc(p, struct netlogon_server_pipe_state);
832 NT_STATUS_HAVE_NO_MEMORY(pipe_state);
834 pipe_state->client_challenge = *r->in.credentials;
836 generate_random_buffer(pipe_state->server_challenge.data,
837 sizeof(pipe_state->server_challenge.data));
839 *r->out.return_credentials = pipe_state->server_challenge;
841 p->private_data = pipe_state;
846 /*************************************************************************
847 _netr_ServerAuthenticate
848 Create the initial credentials.
849 *************************************************************************/
851 NTSTATUS _netr_ServerAuthenticate(struct pipes_struct *p,
852 struct netr_ServerAuthenticate *r)
854 struct netr_ServerAuthenticate3 a;
855 uint32_t negotiate_flags = 0;
858 a.in.server_name = r->in.server_name;
859 a.in.account_name = r->in.account_name;
860 a.in.secure_channel_type = r->in.secure_channel_type;
861 a.in.computer_name = r->in.computer_name;
862 a.in.credentials = r->in.credentials;
863 a.in.negotiate_flags = &negotiate_flags;
865 a.out.return_credentials = r->out.return_credentials;
867 a.out.negotiate_flags = &negotiate_flags;
869 return _netr_ServerAuthenticate3(p, &a);
873 /*************************************************************************
874 _netr_ServerAuthenticate3
875 *************************************************************************/
877 NTSTATUS _netr_ServerAuthenticate3(struct pipes_struct *p,
878 struct netr_ServerAuthenticate3 *r)
882 /* r->in.negotiate_flags is an aliased pointer to r->out.negotiate_flags,
883 * so use a copy to avoid destroying the client values. */
884 uint32_t in_neg_flags = *r->in.negotiate_flags;
887 struct samr_Password mach_pwd;
888 struct netlogon_creds_CredentialState *creds;
889 struct netlogon_server_pipe_state *pipe_state =
890 talloc_get_type(p->private_data, struct netlogon_server_pipe_state);
892 /* According to Microsoft (see bugid #6099)
893 * Windows 7 looks at the negotiate_flags
894 * returned in this structure *even if the
895 * call fails with access denied* ! So in order
896 * to allow Win7 to connect to a Samba NT style
897 * PDC we set the flags before we know if it's
902 srv_flgs = NETLOGON_NEG_ACCOUNT_LOCKOUT |
903 NETLOGON_NEG_PERSISTENT_SAMREPL |
904 NETLOGON_NEG_ARCFOUR |
905 NETLOGON_NEG_PROMOTION_COUNT |
906 NETLOGON_NEG_CHANGELOG_BDC |
907 NETLOGON_NEG_FULL_SYNC_REPL |
908 NETLOGON_NEG_MULTIPLE_SIDS |
910 NETLOGON_NEG_PASSWORD_CHANGE_REFUSAL |
911 NETLOGON_NEG_PASSWORD_SET2;
913 /* Ensure we support strong (128-bit) keys. */
914 if (in_neg_flags & NETLOGON_NEG_STRONG_KEYS) {
915 srv_flgs |= NETLOGON_NEG_STRONG_KEYS;
918 if (lp_server_schannel() != false) {
919 srv_flgs |= NETLOGON_NEG_SCHANNEL;
923 case NDR_NETR_SERVERAUTHENTICATE:
924 fn = "_netr_ServerAuthenticate";
926 case NDR_NETR_SERVERAUTHENTICATE2:
927 fn = "_netr_ServerAuthenticate2";
929 case NDR_NETR_SERVERAUTHENTICATE3:
930 fn = "_netr_ServerAuthenticate3";
933 return NT_STATUS_INTERNAL_ERROR;
936 /* We use this as the key to store the creds: */
937 /* r->in.computer_name */
940 DEBUG(0,("%s: no challenge sent to client %s\n", fn,
941 r->in.computer_name));
942 status = NT_STATUS_ACCESS_DENIED;
946 if ( (lp_server_schannel() == true) &&
947 ((in_neg_flags & NETLOGON_NEG_SCHANNEL) == 0) ) {
949 /* schannel must be used, but client did not offer it. */
950 DEBUG(0,("%s: schannel required but client failed "
951 "to offer it. Client was %s\n",
952 fn, r->in.account_name));
953 status = NT_STATUS_ACCESS_DENIED;
957 status = get_md4pw(&mach_pwd,
959 r->in.secure_channel_type,
961 if (!NT_STATUS_IS_OK(status)) {
962 DEBUG(0,("%s: failed to get machine password for "
964 fn, r->in.account_name, nt_errstr(status) ));
965 /* always return NT_STATUS_ACCESS_DENIED */
966 status = NT_STATUS_ACCESS_DENIED;
970 /* From the client / server challenges and md4 password, generate sess key */
971 /* Check client credentials are valid. */
972 creds = netlogon_creds_server_init(p->mem_ctx,
975 r->in.secure_channel_type,
976 &pipe_state->client_challenge,
977 &pipe_state->server_challenge,
980 r->out.return_credentials,
981 *r->in.negotiate_flags);
983 DEBUG(0,("%s: netlogon_creds_server_check failed. Rejecting auth "
984 "request from client %s machine account %s\n",
985 fn, r->in.computer_name,
986 r->in.account_name));
987 status = NT_STATUS_ACCESS_DENIED;
991 creds->sid = dom_sid_dup(creds, &sid);
993 status = NT_STATUS_NO_MEMORY;
997 /* Store off the state so we can continue after client disconnect. */
999 status = schannel_save_creds_state(p->mem_ctx, lp_private_dir(), creds);
1002 if (!NT_STATUS_IS_OK(status)) {
1006 sid_peek_rid(&sid, r->out.rid);
1008 status = NT_STATUS_OK;
1012 *r->out.negotiate_flags = srv_flgs;
1016 /*************************************************************************
1017 _netr_ServerAuthenticate2
1018 *************************************************************************/
1020 NTSTATUS _netr_ServerAuthenticate2(struct pipes_struct *p,
1021 struct netr_ServerAuthenticate2 *r)
1023 struct netr_ServerAuthenticate3 a;
1026 a.in.server_name = r->in.server_name;
1027 a.in.account_name = r->in.account_name;
1028 a.in.secure_channel_type = r->in.secure_channel_type;
1029 a.in.computer_name = r->in.computer_name;
1030 a.in.credentials = r->in.credentials;
1031 a.in.negotiate_flags = r->in.negotiate_flags;
1033 a.out.return_credentials = r->out.return_credentials;
1035 a.out.negotiate_flags = r->out.negotiate_flags;
1037 return _netr_ServerAuthenticate3(p, &a);
1040 /*************************************************************************
1041 * If schannel is required for this call test that it actually is available.
1042 *************************************************************************/
1043 static NTSTATUS schannel_check_required(struct pipe_auth_data *auth_info,
1044 const char *computer_name,
1045 bool integrity, bool privacy)
1047 if (auth_info && auth_info->auth_type == DCERPC_AUTH_TYPE_SCHANNEL) {
1048 if (!privacy && !integrity) {
1049 return NT_STATUS_OK;
1052 if ((!privacy && integrity) &&
1053 auth_info->auth_level == DCERPC_AUTH_LEVEL_INTEGRITY) {
1054 return NT_STATUS_OK;
1057 if ((privacy || integrity) &&
1058 auth_info->auth_level == DCERPC_AUTH_LEVEL_PRIVACY) {
1059 return NT_STATUS_OK;
1063 /* test didn't pass */
1064 DEBUG(0, ("schannel_check_required: [%s] is not using schannel\n",
1067 return NT_STATUS_ACCESS_DENIED;
1070 /*************************************************************************
1071 *************************************************************************/
1073 static NTSTATUS netr_creds_server_step_check(struct pipes_struct *p,
1074 TALLOC_CTX *mem_ctx,
1075 const char *computer_name,
1076 struct netr_Authenticator *received_authenticator,
1077 struct netr_Authenticator *return_authenticator,
1078 struct netlogon_creds_CredentialState **creds_out)
1081 bool schannel_global_required = (lp_server_schannel() == true) ? true:false;
1083 if (schannel_global_required) {
1084 status = schannel_check_required(&p->auth,
1087 if (!NT_STATUS_IS_OK(status)) {
1092 status = schannel_check_creds_state(mem_ctx, lp_private_dir(),
1093 computer_name, received_authenticator,
1094 return_authenticator, creds_out);
1099 /*************************************************************************
1100 *************************************************************************/
1102 static NTSTATUS netr_set_machine_account_password(TALLOC_CTX *mem_ctx,
1103 struct auth_serversupplied_info *session_info,
1104 struct messaging_context *msg_ctx,
1105 const char *account_name,
1106 struct samr_Password *nt_hash)
1109 NTSTATUS result = NT_STATUS_OK;
1110 struct dcerpc_binding_handle *h = NULL;
1111 struct tsocket_address *local;
1112 struct policy_handle user_handle;
1114 union samr_UserInfo *info;
1115 struct samr_UserInfo18 info18;
1119 ZERO_STRUCT(user_handle);
1121 rc = tsocket_address_inet_from_strings(mem_ctx,
1127 status = NT_STATUS_NO_MEMORY;
1131 status = rpcint_binding_handle(mem_ctx,
1137 if (!NT_STATUS_IS_OK(status)) {
1141 status = samr_find_machine_account(mem_ctx,
1144 SEC_FLAG_MAXIMUM_ALLOWED,
1148 if (!NT_STATUS_IS_OK(status)) {
1152 status = dcerpc_samr_QueryUserInfo2(h,
1155 UserControlInformation,
1158 if (!NT_STATUS_IS_OK(status)) {
1161 if (!NT_STATUS_IS_OK(result)) {
1166 acct_ctrl = info->info16.acct_flags;
1168 if (!(acct_ctrl & ACB_WSTRUST ||
1169 acct_ctrl & ACB_SVRTRUST ||
1170 acct_ctrl & ACB_DOMTRUST)) {
1171 status = NT_STATUS_NO_SUCH_USER;
1175 if (acct_ctrl & ACB_DISABLED) {
1176 status = NT_STATUS_ACCOUNT_DISABLED;
1180 ZERO_STRUCT(info18);
1182 in = data_blob_const(nt_hash->hash, 16);
1183 out = data_blob_talloc_zero(mem_ctx, 16);
1184 sess_crypt_blob(&out, &in, &session_info->session_key, true);
1185 memcpy(info18.nt_pwd.hash, out.data, out.length);
1187 info18.nt_pwd_active = true;
1189 info->info18 = info18;
1191 status = dcerpc_samr_SetUserInfo2(h,
1194 UserInternal1Information,
1197 if (!NT_STATUS_IS_OK(status)) {
1200 if (!NT_STATUS_IS_OK(result)) {
1206 if (h && is_valid_policy_hnd(&user_handle)) {
1207 dcerpc_samr_Close(h, mem_ctx, &user_handle, &result);
1213 /*************************************************************************
1214 _netr_ServerPasswordSet
1215 *************************************************************************/
1217 NTSTATUS _netr_ServerPasswordSet(struct pipes_struct *p,
1218 struct netr_ServerPasswordSet *r)
1220 NTSTATUS status = NT_STATUS_OK;
1222 struct netlogon_creds_CredentialState *creds;
1224 DEBUG(5,("_netr_ServerPasswordSet: %d\n", __LINE__));
1227 status = netr_creds_server_step_check(p, p->mem_ctx,
1228 r->in.computer_name,
1230 r->out.return_authenticator,
1234 if (!NT_STATUS_IS_OK(status)) {
1235 DEBUG(2,("_netr_ServerPasswordSet: netlogon_creds_server_step failed. Rejecting auth "
1236 "request from client %s machine account %s\n",
1237 r->in.computer_name, creds->computer_name));
1242 DEBUG(3,("_netr_ServerPasswordSet: Server Password Set by remote machine:[%s] on account [%s]\n",
1243 r->in.computer_name, creds->computer_name));
1245 netlogon_creds_des_decrypt(creds, r->in.new_password);
1247 DEBUG(100,("_netr_ServerPasswordSet: new given value was :\n"));
1248 for(i = 0; i < sizeof(r->in.new_password->hash); i++)
1249 DEBUG(100,("%02X ", r->in.new_password->hash[i]));
1252 status = netr_set_machine_account_password(p->mem_ctx,
1255 creds->account_name,
1256 r->in.new_password);
1260 /****************************************************************
1261 _netr_ServerPasswordSet2
1262 ****************************************************************/
1264 NTSTATUS _netr_ServerPasswordSet2(struct pipes_struct *p,
1265 struct netr_ServerPasswordSet2 *r)
1268 struct netlogon_creds_CredentialState *creds;
1269 DATA_BLOB plaintext;
1270 struct samr_CryptPassword password_buf;
1271 struct samr_Password nt_hash;
1274 status = netr_creds_server_step_check(p, p->mem_ctx,
1275 r->in.computer_name,
1277 r->out.return_authenticator,
1281 if (!NT_STATUS_IS_OK(status)) {
1282 DEBUG(2,("_netr_ServerPasswordSet2: netlogon_creds_server_step "
1283 "failed. Rejecting auth request from client %s machine account %s\n",
1284 r->in.computer_name, creds->computer_name));
1289 memcpy(password_buf.data, r->in.new_password->data, 512);
1290 SIVAL(password_buf.data, 512, r->in.new_password->length);
1291 netlogon_creds_arcfour_crypt(creds, password_buf.data, 516);
1293 if (!extract_pw_from_buffer(p->mem_ctx, password_buf.data, &plaintext)) {
1294 return NT_STATUS_WRONG_PASSWORD;
1297 mdfour(nt_hash.hash, plaintext.data, plaintext.length);
1299 status = netr_set_machine_account_password(p->mem_ctx,
1302 creds->account_name,
1307 /*************************************************************************
1308 _netr_LogonSamLogoff
1309 *************************************************************************/
1311 NTSTATUS _netr_LogonSamLogoff(struct pipes_struct *p,
1312 struct netr_LogonSamLogoff *r)
1315 struct netlogon_creds_CredentialState *creds;
1318 status = netr_creds_server_step_check(p, p->mem_ctx,
1319 r->in.computer_name,
1321 r->out.return_authenticator,
1328 static NTSTATUS _netr_LogonSamLogon_check(const struct netr_LogonSamLogonEx *r)
1330 switch (r->in.logon_level) {
1331 case NetlogonInteractiveInformation:
1332 case NetlogonServiceInformation:
1333 case NetlogonInteractiveTransitiveInformation:
1334 case NetlogonServiceTransitiveInformation:
1335 if (r->in.logon->password == NULL) {
1336 return NT_STATUS_INVALID_PARAMETER;
1339 switch (r->in.validation_level) {
1340 case NetlogonValidationSamInfo: /* 2 */
1341 case NetlogonValidationSamInfo2: /* 3 */
1343 case NetlogonValidationSamInfo4: /* 6 */
1344 if ((pdb_capabilities() & PDB_CAP_ADS) == 0) {
1345 DEBUG(10,("Not adding validation info level 6 "
1346 "without ADS passdb backend\n"));
1347 return NT_STATUS_INVALID_INFO_CLASS;
1351 return NT_STATUS_INVALID_INFO_CLASS;
1355 case NetlogonNetworkInformation:
1356 case NetlogonNetworkTransitiveInformation:
1357 if (r->in.logon->network == NULL) {
1358 return NT_STATUS_INVALID_PARAMETER;
1361 switch (r->in.validation_level) {
1362 case NetlogonValidationSamInfo: /* 2 */
1363 case NetlogonValidationSamInfo2: /* 3 */
1365 case NetlogonValidationSamInfo4: /* 6 */
1366 if ((pdb_capabilities() & PDB_CAP_ADS) == 0) {
1367 DEBUG(10,("Not adding validation info level 6 "
1368 "without ADS passdb backend\n"));
1369 return NT_STATUS_INVALID_INFO_CLASS;
1373 return NT_STATUS_INVALID_INFO_CLASS;
1378 case NetlogonGenericInformation:
1379 if (r->in.logon->generic == NULL) {
1380 return NT_STATUS_INVALID_PARAMETER;
1383 /* we don't support this here */
1384 return NT_STATUS_INVALID_PARAMETER;
1386 switch (r->in.validation_level) {
1387 /* TODO: case NetlogonValidationGenericInfo: 4 */
1388 case NetlogonValidationGenericInfo2: /* 5 */
1391 return NT_STATUS_INVALID_INFO_CLASS;
1397 return NT_STATUS_INVALID_PARAMETER;
1400 return NT_STATUS_OK;
1403 /*************************************************************************
1404 _netr_LogonSamLogon_base
1405 *************************************************************************/
1407 static NTSTATUS _netr_LogonSamLogon_base(struct pipes_struct *p,
1408 struct netr_LogonSamLogonEx *r,
1409 struct netlogon_creds_CredentialState *creds)
1411 NTSTATUS status = NT_STATUS_OK;
1412 union netr_LogonLevel *logon = r->in.logon;
1413 const char *nt_username, *nt_domain, *nt_workstation;
1414 struct auth_usersupplied_info *user_info = NULL;
1415 struct auth_serversupplied_info *server_info = NULL;
1416 struct auth_context *auth_context = NULL;
1417 uint8_t pipe_session_key[16];
1418 bool process_creds = true;
1422 case NDR_NETR_LOGONSAMLOGON:
1423 process_creds = true;
1424 fn = "_netr_LogonSamLogon";
1426 case NDR_NETR_LOGONSAMLOGONWITHFLAGS:
1427 process_creds = true;
1428 fn = "_netr_LogonSamLogonWithFlags";
1430 case NDR_NETR_LOGONSAMLOGONEX:
1431 process_creds = false;
1432 fn = "_netr_LogonSamLogonEx";
1435 return NT_STATUS_INTERNAL_ERROR;
1438 *r->out.authoritative = true; /* authoritative response */
1440 switch (r->in.validation_level) {
1442 r->out.validation->sam2 = talloc_zero(p->mem_ctx, struct netr_SamInfo2);
1443 if (!r->out.validation->sam2) {
1444 return NT_STATUS_NO_MEMORY;
1448 r->out.validation->sam3 = talloc_zero(p->mem_ctx, struct netr_SamInfo3);
1449 if (!r->out.validation->sam3) {
1450 return NT_STATUS_NO_MEMORY;
1454 r->out.validation->sam6 = talloc_zero(p->mem_ctx, struct netr_SamInfo6);
1455 if (!r->out.validation->sam6) {
1456 return NT_STATUS_NO_MEMORY;
1460 DEBUG(0,("%s: bad validation_level value %d.\n",
1461 fn, (int)r->in.validation_level));
1462 return NT_STATUS_INVALID_INFO_CLASS;
1465 switch (r->in.logon_level) {
1466 case NetlogonInteractiveInformation:
1467 case NetlogonServiceInformation:
1468 case NetlogonInteractiveTransitiveInformation:
1469 case NetlogonServiceTransitiveInformation:
1470 nt_username = logon->password->identity_info.account_name.string ?
1471 logon->password->identity_info.account_name.string : "";
1472 nt_domain = logon->password->identity_info.domain_name.string ?
1473 logon->password->identity_info.domain_name.string : "";
1474 nt_workstation = logon->password->identity_info.workstation.string ?
1475 logon->password->identity_info.workstation.string : "";
1477 DEBUG(3,("SAM Logon (Interactive). Domain:[%s]. ", lp_workgroup()));
1479 case NetlogonNetworkInformation:
1480 case NetlogonNetworkTransitiveInformation:
1481 nt_username = logon->network->identity_info.account_name.string ?
1482 logon->network->identity_info.account_name.string : "";
1483 nt_domain = logon->network->identity_info.domain_name.string ?
1484 logon->network->identity_info.domain_name.string : "";
1485 nt_workstation = logon->network->identity_info.workstation.string ?
1486 logon->network->identity_info.workstation.string : "";
1488 DEBUG(3,("SAM Logon (Network). Domain:[%s]. ", lp_workgroup()));
1491 DEBUG(2,("SAM Logon: unsupported switch value\n"));
1492 return NT_STATUS_INVALID_INFO_CLASS;
1495 DEBUG(3,("User:[%s@%s] Requested Domain:[%s]\n", nt_username, nt_workstation, nt_domain));
1496 fstrcpy(current_user_info.smb_name, nt_username);
1497 sub_set_smb_name(nt_username);
1499 DEBUG(5,("Attempting validation level %d for unmapped username %s.\n",
1500 r->in.validation_level, nt_username));
1502 status = NT_STATUS_OK;
1504 switch (r->in.logon_level) {
1505 case NetlogonNetworkInformation:
1506 case NetlogonNetworkTransitiveInformation:
1508 const char *wksname = nt_workstation;
1510 status = make_auth_context_fixed(talloc_tos(), &auth_context,
1511 logon->network->challenge);
1512 if (!NT_STATUS_IS_OK(status)) {
1516 /* For a network logon, the workstation name comes in with two
1517 * backslashes in the front. Strip them if they are there. */
1519 if (*wksname == '\\') wksname++;
1520 if (*wksname == '\\') wksname++;
1522 /* Standard challenge/response authentication */
1523 if (!make_user_info_netlogon_network(&user_info,
1524 nt_username, nt_domain,
1526 logon->network->identity_info.parameter_control,
1527 logon->network->lm.data,
1528 logon->network->lm.length,
1529 logon->network->nt.data,
1530 logon->network->nt.length)) {
1531 status = NT_STATUS_NO_MEMORY;
1535 case NetlogonInteractiveInformation:
1536 case NetlogonServiceInformation:
1537 case NetlogonInteractiveTransitiveInformation:
1538 case NetlogonServiceTransitiveInformation:
1540 /* 'Interactive' authentication, supplies the password in its
1541 MD4 form, encrypted with the session key. We will convert
1542 this to challenge/response for the auth subsystem to chew
1547 status = make_auth_context_subsystem(talloc_tos(),
1549 if (!NT_STATUS_IS_OK(status)) {
1553 auth_context->get_ntlm_challenge(auth_context, chal);
1555 if (!make_user_info_netlogon_interactive(&user_info,
1556 nt_username, nt_domain,
1558 logon->password->identity_info.parameter_control,
1560 logon->password->lmpassword.hash,
1561 logon->password->ntpassword.hash,
1562 creds->session_key)) {
1563 status = NT_STATUS_NO_MEMORY;
1568 DEBUG(2,("SAM Logon: unsupported switch value\n"));
1569 return NT_STATUS_INVALID_INFO_CLASS;
1572 if ( NT_STATUS_IS_OK(status) ) {
1573 status = auth_context->check_ntlm_password(auth_context,
1574 user_info, &server_info);
1577 TALLOC_FREE(auth_context);
1578 free_user_info(&user_info);
1580 DEBUG(5,("%s: check_password returned status %s\n",
1581 fn, nt_errstr(status)));
1583 /* Check account and password */
1585 if (!NT_STATUS_IS_OK(status)) {
1586 /* If we don't know what this domain is, we need to
1587 indicate that we are not authoritative. This
1588 allows the client to decide if it needs to try
1589 a local user. Fix by jpjanosi@us.ibm.com, #2976 */
1590 if ( NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)
1591 && !strequal(nt_domain, get_global_sam_name())
1592 && !is_trusted_domain(nt_domain) )
1593 *r->out.authoritative = false; /* We are not authoritative */
1595 TALLOC_FREE(server_info);
1599 if (server_info->guest) {
1600 /* We don't like guest domain logons... */
1601 DEBUG(5,("%s: Attempted domain logon as GUEST "
1603 TALLOC_FREE(server_info);
1604 return NT_STATUS_LOGON_FAILURE;
1607 /* This is the point at which, if the login was successful, that
1608 the SAM Local Security Authority should record that the user is
1609 logged in to the domain. */
1611 if (process_creds) {
1612 /* Get the pipe session key from the creds. */
1613 memcpy(pipe_session_key, creds->session_key, 16);
1615 struct schannel_state *schannel_auth;
1616 /* Get the pipe session key from the schannel. */
1617 if ((p->auth.auth_type != DCERPC_AUTH_TYPE_SCHANNEL)
1618 || (p->auth.auth_ctx == NULL)) {
1619 return NT_STATUS_INVALID_HANDLE;
1622 schannel_auth = talloc_get_type_abort(p->auth.auth_ctx,
1623 struct schannel_state);
1624 memcpy(pipe_session_key, schannel_auth->creds->session_key, 16);
1627 switch (r->in.validation_level) {
1629 status = serverinfo_to_SamInfo2(server_info, pipe_session_key, 16,
1630 r->out.validation->sam2);
1633 status = serverinfo_to_SamInfo3(server_info, pipe_session_key, 16,
1634 r->out.validation->sam3);
1637 status = serverinfo_to_SamInfo6(server_info, pipe_session_key, 16,
1638 r->out.validation->sam6);
1642 TALLOC_FREE(server_info);
1647 /****************************************************************
1648 _netr_LogonSamLogonWithFlags
1649 ****************************************************************/
1651 NTSTATUS _netr_LogonSamLogonWithFlags(struct pipes_struct *p,
1652 struct netr_LogonSamLogonWithFlags *r)
1655 struct netlogon_creds_CredentialState *creds;
1656 struct netr_LogonSamLogonEx r2;
1657 struct netr_Authenticator return_authenticator;
1659 *r->out.authoritative = true;
1661 r2.in.server_name = r->in.server_name;
1662 r2.in.computer_name = r->in.computer_name;
1663 r2.in.logon_level = r->in.logon_level;
1664 r2.in.logon = r->in.logon;
1665 r2.in.validation_level = r->in.validation_level;
1666 r2.in.flags = r->in.flags;
1667 r2.out.validation = r->out.validation;
1668 r2.out.authoritative = r->out.authoritative;
1669 r2.out.flags = r->out.flags;
1671 status = _netr_LogonSamLogon_check(&r2);
1672 if (!NT_STATUS_IS_OK(status)) {
1677 status = netr_creds_server_step_check(p, p->mem_ctx,
1678 r->in.computer_name,
1680 &return_authenticator,
1683 if (!NT_STATUS_IS_OK(status)) {
1687 status = _netr_LogonSamLogon_base(p, &r2, creds);
1689 *r->out.return_authenticator = return_authenticator;
1694 /*************************************************************************
1696 *************************************************************************/
1698 NTSTATUS _netr_LogonSamLogon(struct pipes_struct *p,
1699 struct netr_LogonSamLogon *r)
1702 struct netr_LogonSamLogonWithFlags r2;
1705 r2.in.server_name = r->in.server_name;
1706 r2.in.computer_name = r->in.computer_name;
1707 r2.in.credential = r->in.credential;
1708 r2.in.logon_level = r->in.logon_level;
1709 r2.in.logon = r->in.logon;
1710 r2.in.validation_level = r->in.validation_level;
1711 r2.in.return_authenticator = r->in.return_authenticator;
1712 r2.in.flags = &flags;
1713 r2.out.validation = r->out.validation;
1714 r2.out.authoritative = r->out.authoritative;
1715 r2.out.flags = &flags;
1716 r2.out.return_authenticator = r->out.return_authenticator;
1718 status = _netr_LogonSamLogonWithFlags(p, &r2);
1723 /*************************************************************************
1724 _netr_LogonSamLogonEx
1725 - no credential chaining. Map into net sam logon.
1726 *************************************************************************/
1728 NTSTATUS _netr_LogonSamLogonEx(struct pipes_struct *p,
1729 struct netr_LogonSamLogonEx *r)
1732 struct netlogon_creds_CredentialState *creds = NULL;
1734 *r->out.authoritative = true;
1736 status = _netr_LogonSamLogon_check(r);
1737 if (!NT_STATUS_IS_OK(status)) {
1741 /* Only allow this if the pipe is protected. */
1742 if (p->auth.auth_type != DCERPC_AUTH_TYPE_SCHANNEL) {
1743 DEBUG(0,("_netr_LogonSamLogonEx: client %s not using schannel for netlogon\n",
1744 get_remote_machine_name() ));
1745 return NT_STATUS_INVALID_PARAMETER;
1749 status = schannel_get_creds_state(p->mem_ctx, lp_private_dir(),
1750 r->in.computer_name, &creds);
1752 if (!NT_STATUS_IS_OK(status)) {
1756 status = _netr_LogonSamLogon_base(p, r, creds);
1762 /*************************************************************************
1764 *************************************************************************/
1765 #if 0 /* JERRY -- not correct */
1766 NTSTATUS _ds_enum_dom_trusts(struct pipes_struct *p, DS_Q_ENUM_DOM_TRUSTS *q_u,
1767 DS_R_ENUM_DOM_TRUSTS *r_u)
1769 NTSTATUS status = NT_STATUS_OK;
1771 /* TODO: According to MSDN, the can only be executed against a
1772 DC or domain member running Windows 2000 or later. Need
1773 to test against a standalone 2k server and see what it
1774 does. A windows 2000 DC includes its own domain in the
1782 /****************************************************************
1783 ****************************************************************/
1785 WERROR _netr_LogonUasLogon(struct pipes_struct *p,
1786 struct netr_LogonUasLogon *r)
1788 p->rng_fault_state = true;
1789 return WERR_NOT_SUPPORTED;
1792 /****************************************************************
1793 ****************************************************************/
1795 WERROR _netr_LogonUasLogoff(struct pipes_struct *p,
1796 struct netr_LogonUasLogoff *r)
1798 p->rng_fault_state = true;
1799 return WERR_NOT_SUPPORTED;
1802 /****************************************************************
1803 ****************************************************************/
1805 NTSTATUS _netr_DatabaseDeltas(struct pipes_struct *p,
1806 struct netr_DatabaseDeltas *r)
1808 p->rng_fault_state = true;
1809 return NT_STATUS_NOT_IMPLEMENTED;
1812 /****************************************************************
1813 ****************************************************************/
1815 NTSTATUS _netr_DatabaseSync(struct pipes_struct *p,
1816 struct netr_DatabaseSync *r)
1818 p->rng_fault_state = true;
1819 return NT_STATUS_NOT_IMPLEMENTED;
1822 /****************************************************************
1823 ****************************************************************/
1825 NTSTATUS _netr_AccountDeltas(struct pipes_struct *p,
1826 struct netr_AccountDeltas *r)
1828 p->rng_fault_state = true;
1829 return NT_STATUS_NOT_IMPLEMENTED;
1832 /****************************************************************
1833 ****************************************************************/
1835 NTSTATUS _netr_AccountSync(struct pipes_struct *p,
1836 struct netr_AccountSync *r)
1838 p->rng_fault_state = true;
1839 return NT_STATUS_NOT_IMPLEMENTED;
1842 /****************************************************************
1843 ****************************************************************/
1845 static bool wb_getdcname(TALLOC_CTX *mem_ctx,
1847 const char **dcname,
1852 struct wbcDomainControllerInfo *dc_info = NULL;
1854 result = wbcLookupDomainController(domain,
1858 case WBC_ERR_SUCCESS:
1860 case WBC_ERR_WINBIND_NOT_AVAILABLE:
1862 case WBC_ERR_DOMAIN_NOT_FOUND:
1863 *werr = WERR_NO_SUCH_DOMAIN;
1866 *werr = WERR_DOMAIN_CONTROLLER_NOT_FOUND;
1870 *dcname = talloc_strdup(mem_ctx, dc_info->dc_name);
1871 wbcFreeMemory(dc_info);
1882 /****************************************************************
1884 ****************************************************************/
1886 WERROR _netr_GetDcName(struct pipes_struct *p,
1887 struct netr_GetDcName *r)
1892 struct netr_DsRGetDCNameInfo *info;
1895 ret = wb_getdcname(p->mem_ctx,
1898 WBC_LOOKUP_DC_IS_FLAT_NAME |
1899 WBC_LOOKUP_DC_RETURN_FLAT_NAME |
1900 WBC_LOOKUP_DC_PDC_REQUIRED,
1906 flags = DS_PDC_REQUIRED | DS_IS_FLAT_NAME | DS_RETURN_FLAT_NAME;
1908 status = dsgetdcname(p->mem_ctx,
1915 if (!NT_STATUS_IS_OK(status)) {
1916 return ntstatus_to_werror(status);
1919 *r->out.dcname = talloc_strdup(p->mem_ctx, info->dc_unc);
1921 if (!*r->out.dcname) {
1928 /****************************************************************
1930 ****************************************************************/
1932 WERROR _netr_GetAnyDCName(struct pipes_struct *p,
1933 struct netr_GetAnyDCName *r)
1938 struct netr_DsRGetDCNameInfo *info;
1941 ret = wb_getdcname(p->mem_ctx,
1944 WBC_LOOKUP_DC_IS_FLAT_NAME |
1945 WBC_LOOKUP_DC_RETURN_FLAT_NAME,
1951 flags = DS_IS_FLAT_NAME | DS_RETURN_FLAT_NAME;
1953 status = dsgetdcname(p->mem_ctx,
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);
1966 if (!*r->out.dcname) {
1973 /****************************************************************
1974 ****************************************************************/
1976 NTSTATUS _netr_DatabaseSync2(struct pipes_struct *p,
1977 struct netr_DatabaseSync2 *r)
1979 p->rng_fault_state = true;
1980 return NT_STATUS_NOT_IMPLEMENTED;
1983 /****************************************************************
1984 ****************************************************************/
1986 NTSTATUS _netr_DatabaseRedo(struct pipes_struct *p,
1987 struct netr_DatabaseRedo *r)
1989 p->rng_fault_state = true;
1990 return NT_STATUS_NOT_IMPLEMENTED;
1993 /****************************************************************
1994 ****************************************************************/
1996 WERROR _netr_DsRGetDCName(struct pipes_struct *p,
1997 struct netr_DsRGetDCName *r)
1999 p->rng_fault_state = true;
2000 return WERR_NOT_SUPPORTED;
2003 /****************************************************************
2004 ****************************************************************/
2006 NTSTATUS _netr_LogonGetCapabilities(struct pipes_struct *p,
2007 struct netr_LogonGetCapabilities *r)
2009 return NT_STATUS_NOT_IMPLEMENTED;
2012 /****************************************************************
2013 ****************************************************************/
2015 WERROR _netr_NETRLOGONSETSERVICEBITS(struct pipes_struct *p,
2016 struct netr_NETRLOGONSETSERVICEBITS *r)
2018 p->rng_fault_state = true;
2019 return WERR_NOT_SUPPORTED;
2022 /****************************************************************
2023 ****************************************************************/
2025 WERROR _netr_LogonGetTrustRid(struct pipes_struct *p,
2026 struct netr_LogonGetTrustRid *r)
2028 p->rng_fault_state = true;
2029 return WERR_NOT_SUPPORTED;
2032 /****************************************************************
2033 ****************************************************************/
2035 WERROR _netr_NETRLOGONCOMPUTESERVERDIGEST(struct pipes_struct *p,
2036 struct netr_NETRLOGONCOMPUTESERVERDIGEST *r)
2038 p->rng_fault_state = true;
2039 return WERR_NOT_SUPPORTED;
2042 /****************************************************************
2043 ****************************************************************/
2045 WERROR _netr_NETRLOGONCOMPUTECLIENTDIGEST(struct pipes_struct *p,
2046 struct netr_NETRLOGONCOMPUTECLIENTDIGEST *r)
2048 p->rng_fault_state = true;
2049 return WERR_NOT_SUPPORTED;
2052 /****************************************************************
2053 ****************************************************************/
2055 WERROR _netr_DsRGetDCNameEx(struct pipes_struct *p,
2056 struct netr_DsRGetDCNameEx *r)
2058 p->rng_fault_state = true;
2059 return WERR_NOT_SUPPORTED;
2062 /****************************************************************
2063 ****************************************************************/
2065 WERROR _netr_DsRGetSiteName(struct pipes_struct *p,
2066 struct netr_DsRGetSiteName *r)
2068 p->rng_fault_state = true;
2069 return WERR_NOT_SUPPORTED;
2072 /****************************************************************
2073 ****************************************************************/
2075 NTSTATUS _netr_LogonGetDomainInfo(struct pipes_struct *p,
2076 struct netr_LogonGetDomainInfo *r)
2078 p->rng_fault_state = true;
2079 return NT_STATUS_NOT_IMPLEMENTED;
2082 /****************************************************************
2083 ****************************************************************/
2085 WERROR _netr_ServerPasswordGet(struct pipes_struct *p,
2086 struct netr_ServerPasswordGet *r)
2088 p->rng_fault_state = true;
2089 return WERR_NOT_SUPPORTED;
2092 /****************************************************************
2093 ****************************************************************/
2095 WERROR _netr_NETRLOGONSENDTOSAM(struct pipes_struct *p,
2096 struct netr_NETRLOGONSENDTOSAM *r)
2098 p->rng_fault_state = true;
2099 return WERR_NOT_SUPPORTED;
2102 /****************************************************************
2103 ****************************************************************/
2105 WERROR _netr_DsRAddressToSitenamesW(struct pipes_struct *p,
2106 struct netr_DsRAddressToSitenamesW *r)
2108 p->rng_fault_state = true;
2109 return WERR_NOT_SUPPORTED;
2112 /****************************************************************
2113 ****************************************************************/
2115 WERROR _netr_DsRGetDCNameEx2(struct pipes_struct *p,
2116 struct netr_DsRGetDCNameEx2 *r)
2118 p->rng_fault_state = true;
2119 return WERR_NOT_SUPPORTED;
2122 /****************************************************************
2123 ****************************************************************/
2125 WERROR _netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN(struct pipes_struct *p,
2126 struct netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN *r)
2128 p->rng_fault_state = true;
2129 return WERR_NOT_SUPPORTED;
2132 /****************************************************************
2133 ****************************************************************/
2135 WERROR _netr_NetrEnumerateTrustedDomainsEx(struct pipes_struct *p,
2136 struct netr_NetrEnumerateTrustedDomainsEx *r)
2138 p->rng_fault_state = true;
2139 return WERR_NOT_SUPPORTED;
2142 /****************************************************************
2143 ****************************************************************/
2145 WERROR _netr_DsRAddressToSitenamesExW(struct pipes_struct *p,
2146 struct netr_DsRAddressToSitenamesExW *r)
2148 p->rng_fault_state = true;
2149 return WERR_NOT_SUPPORTED;
2152 /****************************************************************
2153 ****************************************************************/
2155 WERROR _netr_DsrGetDcSiteCoverageW(struct pipes_struct *p,
2156 struct netr_DsrGetDcSiteCoverageW *r)
2158 p->rng_fault_state = true;
2159 return WERR_NOT_SUPPORTED;
2162 /****************************************************************
2163 ****************************************************************/
2165 WERROR _netr_DsrEnumerateDomainTrusts(struct pipes_struct *p,
2166 struct netr_DsrEnumerateDomainTrusts *r)
2168 p->rng_fault_state = true;
2169 return WERR_NOT_SUPPORTED;
2172 /****************************************************************
2173 ****************************************************************/
2175 WERROR _netr_DsrDeregisterDNSHostRecords(struct pipes_struct *p,
2176 struct netr_DsrDeregisterDNSHostRecords *r)
2178 p->rng_fault_state = true;
2179 return WERR_NOT_SUPPORTED;
2182 /****************************************************************
2183 ****************************************************************/
2185 NTSTATUS _netr_ServerTrustPasswordsGet(struct pipes_struct *p,
2186 struct netr_ServerTrustPasswordsGet *r)
2188 p->rng_fault_state = true;
2189 return NT_STATUS_NOT_IMPLEMENTED;
2192 /****************************************************************
2193 ****************************************************************/
2195 WERROR _netr_DsRGetForestTrustInformation(struct pipes_struct *p,
2196 struct netr_DsRGetForestTrustInformation *r)
2198 p->rng_fault_state = true;
2199 return WERR_NOT_SUPPORTED;
2202 /****************************************************************
2203 ****************************************************************/
2205 static NTSTATUS fill_forest_trust_array(TALLOC_CTX *mem_ctx,
2206 struct lsa_ForestTrustInformation *info)
2208 struct lsa_ForestTrustRecord *e;
2209 struct pdb_domain_info *dom_info;
2210 struct lsa_ForestTrustDomainInfo *domain_info;
2212 dom_info = pdb_get_domain_info(mem_ctx);
2213 if (dom_info == NULL) {
2214 return NT_STATUS_NO_MEMORY;
2218 info->entries = talloc_array(info, struct lsa_ForestTrustRecord *, 2);
2219 if (info->entries == NULL) {
2220 return NT_STATUS_NO_MEMORY;
2223 e = talloc(info, struct lsa_ForestTrustRecord);
2225 return NT_STATUS_NO_MEMORY;
2229 e->type = LSA_FOREST_TRUST_TOP_LEVEL_NAME;
2230 e->time = 0; /* so far always 0 in trces. */
2231 e->forest_trust_data.top_level_name.string = talloc_steal(info,
2232 dom_info->dns_forest);
2234 info->entries[0] = e;
2236 e = talloc(info, struct lsa_ForestTrustRecord);
2238 return NT_STATUS_NO_MEMORY;
2241 /* TODO: check if disabled and set flags accordingly */
2243 e->type = LSA_FOREST_TRUST_DOMAIN_INFO;
2244 e->time = 0; /* so far always 0 in traces. */
2246 domain_info = &e->forest_trust_data.domain_info;
2247 domain_info->domain_sid = dom_sid_dup(info, &dom_info->sid);
2249 domain_info->dns_domain_name.string = talloc_steal(info,
2250 dom_info->dns_domain);
2251 domain_info->netbios_domain_name.string = talloc_steal(info,
2254 info->entries[1] = e;
2256 return NT_STATUS_OK;
2259 /****************************************************************
2260 _netr_GetForestTrustInformation
2261 ****************************************************************/
2263 NTSTATUS _netr_GetForestTrustInformation(struct pipes_struct *p,
2264 struct netr_GetForestTrustInformation *r)
2267 struct netlogon_creds_CredentialState *creds;
2268 struct lsa_ForestTrustInformation *info, **info_ptr;
2270 /* TODO: check server name */
2272 status = schannel_check_creds_state(p->mem_ctx, lp_private_dir(),
2273 r->in.computer_name,
2275 r->out.return_authenticator,
2277 if (!NT_STATUS_IS_OK(status)) {
2281 if ((creds->secure_channel_type != SEC_CHAN_DNS_DOMAIN) &&
2282 (creds->secure_channel_type != SEC_CHAN_DOMAIN)) {
2283 return NT_STATUS_NOT_IMPLEMENTED;
2286 info_ptr = talloc(p->mem_ctx, struct lsa_ForestTrustInformation *);
2288 return NT_STATUS_NO_MEMORY;
2290 info = talloc_zero(info_ptr, struct lsa_ForestTrustInformation);
2292 return NT_STATUS_NO_MEMORY;
2295 status = fill_forest_trust_array(p->mem_ctx, info);
2296 if (!NT_STATUS_IS_OK(status)) {
2301 r->out.forest_trust_info = info_ptr;
2303 return NT_STATUS_OK;
2306 /****************************************************************
2307 ****************************************************************/
2309 static NTSTATUS get_password_from_trustAuth(TALLOC_CTX *mem_ctx,
2310 const DATA_BLOB *trustAuth_blob,
2311 const DATA_BLOB *session_key,
2312 struct samr_Password *current_pw_enc,
2313 struct samr_Password *previous_pw_enc)
2315 enum ndr_err_code ndr_err;
2316 struct trustAuthInOutBlob trustAuth;
2318 ndr_err = ndr_pull_struct_blob_all(trustAuth_blob, mem_ctx, &trustAuth,
2319 (ndr_pull_flags_fn_t)ndr_pull_trustAuthInOutBlob);
2320 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2321 return NT_STATUS_UNSUCCESSFUL;
2325 if (trustAuth.count != 0 && trustAuth.current.count != 0 &&
2326 trustAuth.current.array[0].AuthType == TRUST_AUTH_TYPE_CLEAR) {
2327 mdfour(previous_pw_enc->hash,
2328 trustAuth.current.array[0].AuthInfo.clear.password,
2329 trustAuth.current.array[0].AuthInfo.clear.size);
2331 return NT_STATUS_UNSUCCESSFUL;
2334 arcfour_crypt_blob(current_pw_enc->hash, sizeof(current_pw_enc->hash),
2337 if (trustAuth.previous.count != 0 &&
2338 trustAuth.previous.array[0].AuthType == TRUST_AUTH_TYPE_CLEAR) {
2339 mdfour(previous_pw_enc->hash,
2340 trustAuth.previous.array[0].AuthInfo.clear.password,
2341 trustAuth.previous.array[0].AuthInfo.clear.size);
2343 mdfour(previous_pw_enc->hash, NULL, 0);
2345 arcfour_crypt_blob(previous_pw_enc->hash, sizeof(previous_pw_enc->hash),
2348 return NT_STATUS_OK;
2351 /****************************************************************
2352 _netr_ServerGetTrustInfo
2353 ****************************************************************/
2355 NTSTATUS _netr_ServerGetTrustInfo(struct pipes_struct *p,
2356 struct netr_ServerGetTrustInfo *r)
2359 struct netlogon_creds_CredentialState *creds;
2361 size_t account_name_last;
2363 struct netr_TrustInfo *trust_info;
2364 struct pdb_trusted_domain *td;
2365 DATA_BLOB trustAuth_blob;
2366 struct samr_Password *new_owf_enc;
2367 struct samr_Password *old_owf_enc;
2368 DATA_BLOB session_key;
2370 /* TODO: check server name */
2372 status = schannel_check_creds_state(p->mem_ctx, lp_private_dir(),
2373 r->in.computer_name,
2375 r->out.return_authenticator,
2377 if (!NT_STATUS_IS_OK(status)) {
2381 account_name = talloc_strdup(p->mem_ctx, r->in.account_name);
2382 if (account_name == NULL) {
2383 return NT_STATUS_NO_MEMORY;
2386 account_name_last = strlen(account_name);
2387 if (account_name_last == 0) {
2388 return NT_STATUS_INVALID_PARAMETER;
2390 account_name_last--;
2391 if (account_name[account_name_last] == '.') {
2392 account_name[account_name_last] = '\0';
2395 if ((creds->secure_channel_type != SEC_CHAN_DNS_DOMAIN) &&
2396 (creds->secure_channel_type != SEC_CHAN_DOMAIN)) {
2404 account_name_last = strlen(account_name);
2405 if (account_name_last == 0) {
2406 return NT_STATUS_INVALID_PARAMETER;
2408 account_name_last--;
2409 if (account_name[account_name_last] == '$') {
2410 account_name[account_name_last] = '\0';
2413 status = pdb_get_trusted_domain(p->mem_ctx, account_name, &td);
2414 if (!NT_STATUS_IS_OK(status)) {
2418 if (r->out.trust_info != NULL) {
2419 trust_info = talloc_zero(p->mem_ctx, struct netr_TrustInfo);
2420 if (trust_info == NULL) {
2421 return NT_STATUS_NO_MEMORY;
2423 trust_info->count = 1;
2425 trust_info->data = talloc_array(trust_info, uint32_t, 1);
2426 if (trust_info->data == NULL) {
2427 return NT_STATUS_NO_MEMORY;
2429 trust_info->data[0] = td->trust_attributes;
2431 *r->out.trust_info = trust_info;
2434 new_owf_enc = talloc_zero(p->mem_ctx, struct samr_Password);
2435 old_owf_enc = talloc_zero(p->mem_ctx, struct samr_Password);
2436 if (new_owf_enc == NULL || old_owf_enc == NULL) {
2437 return NT_STATUS_NO_MEMORY;
2440 /* TODO: which trustAuth shall we use if we have in/out trust or do they have to
2442 if (td->trust_direction & NETR_TRUST_FLAG_INBOUND) {
2443 trustAuth_blob = td->trust_auth_incoming;
2444 } else if (td->trust_direction & NETR_TRUST_FLAG_OUTBOUND) {
2445 trustAuth_blob = td->trust_auth_outgoing;
2448 session_key.data = creds->session_key;
2449 session_key.length = sizeof(creds->session_key);
2450 status = get_password_from_trustAuth(p->mem_ctx, &trustAuth_blob,
2452 new_owf_enc, old_owf_enc);
2454 if (!NT_STATUS_IS_OK(status)) {
2458 r->out.new_owf_password = new_owf_enc;
2459 r->out.old_owf_password = old_owf_enc;
2461 /* TODO: look for machine password */
2462 r->out.new_owf_password = NULL;
2463 r->out.old_owf_password = NULL;
2465 return NT_STATUS_NOT_IMPLEMENTED;
2468 return NT_STATUS_OK;
2471 /****************************************************************
2472 ****************************************************************/
2474 NTSTATUS _netr_Unused47(struct pipes_struct *p,
2475 struct netr_Unused47 *r)
2477 p->rng_fault_state = true;
2478 return NT_STATUS_NOT_IMPLEMENTED;
2481 /****************************************************************
2482 ****************************************************************/
2484 NTSTATUS _netr_DsrUpdateReadOnlyServerDnsRecords(struct pipes_struct *p,
2485 struct netr_DsrUpdateReadOnlyServerDnsRecords *r)
2487 p->rng_fault_state = true;
2488 return NT_STATUS_NOT_IMPLEMENTED;