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. */
28 #include "../libcli/auth/schannel.h"
29 #include "../librpc/gen_ndr/srv_netlogon.h"
30 #include "../librpc/gen_ndr/srv_samr.h"
31 #include "../librpc/gen_ndr/srv_lsa.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 "../lib/crypto/md4.h"
36 #include "rpc_client/init_lsa.h"
37 #include "rpc_server/rpc_ncacn_np.h"
38 #include "../libcli/security/security.h"
39 #include "../libcli/security/dom_sid.h"
40 #include "librpc/gen_ndr/ndr_drsblobs.h"
41 #include "lib/crypto/arcfour.h"
42 #include "lib/crypto/md4.h"
43 #include "nsswitch/libwbclient/wbclient.h"
44 #include "../libcli/registry/util_reg.h"
50 extern userdom_struct current_user_info;
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 /*************************************************************************
62 *************************************************************************/
64 WERROR _netr_LogonControl(struct pipes_struct *p,
65 struct netr_LogonControl *r)
67 struct netr_LogonControl2Ex l;
69 switch (r->in.level) {
73 return WERR_NOT_SUPPORTED;
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;
82 l.out.query = r->out.query;
84 return _netr_LogonControl2Ex(p, &l);
87 /****************************************************************************
88 Send a message to smbd to do a sam synchronisation
89 **************************************************************************/
91 static void send_sync_message(struct messaging_context *msg_ctx)
93 DEBUG(3, ("sending sam synchronisation message\n"));
94 message_send_all(msg_ctx, MSG_SMB_SAM_SYNC, NULL, 0, NULL);
97 /*************************************************************************
99 *************************************************************************/
101 WERROR _netr_LogonControl2(struct pipes_struct *p,
102 struct netr_LogonControl2 *r)
104 struct netr_LogonControl2Ex l;
106 l.in.logon_server = r->in.logon_server;
107 l.in.function_code = r->in.function_code;
108 l.in.level = r->in.level;
109 l.in.data = r->in.data;
110 l.out.query = r->out.query;
112 return _netr_LogonControl2Ex(p, &l);
115 /*************************************************************************
116 *************************************************************************/
118 static bool wb_change_trust_creds(const char *domain, WERROR *tc_status)
121 struct wbcAuthErrorInfo *error = NULL;
123 result = wbcChangeTrustCredentials(domain, &error);
125 case WBC_ERR_WINBIND_NOT_AVAILABLE:
127 case WBC_ERR_DOMAIN_NOT_FOUND:
128 *tc_status = WERR_NO_SUCH_DOMAIN;
130 case WBC_ERR_SUCCESS:
131 *tc_status = WERR_OK;
137 if (error && error->nt_status != 0) {
138 *tc_status = ntstatus_to_werror(NT_STATUS(error->nt_status));
140 *tc_status = WERR_TRUST_FAILURE;
142 wbcFreeMemory(error);
146 /*************************************************************************
147 *************************************************************************/
149 static bool wb_check_trust_creds(const char *domain, WERROR *tc_status)
152 struct wbcAuthErrorInfo *error = NULL;
154 result = wbcCheckTrustCredentials(domain, &error);
156 case WBC_ERR_WINBIND_NOT_AVAILABLE:
158 case WBC_ERR_DOMAIN_NOT_FOUND:
159 *tc_status = WERR_NO_SUCH_DOMAIN;
161 case WBC_ERR_SUCCESS:
162 *tc_status = WERR_OK;
168 if (error && error->nt_status != 0) {
169 *tc_status = ntstatus_to_werror(NT_STATUS(error->nt_status));
171 *tc_status = WERR_TRUST_FAILURE;
173 wbcFreeMemory(error);
177 /****************************************************************
178 _netr_LogonControl2Ex
179 ****************************************************************/
181 WERROR _netr_LogonControl2Ex(struct pipes_struct *p,
182 struct netr_LogonControl2Ex *r)
184 uint32_t flags = 0x0;
185 WERROR pdc_connection_status = WERR_OK;
186 uint32_t logon_attempts = 0x0;
189 const char *dc_name = NULL;
190 struct sockaddr_storage dc_ss;
191 const char *domain = NULL;
192 struct netr_NETLOGON_INFO_1 *info1;
193 struct netr_NETLOGON_INFO_2 *info2;
194 struct netr_NETLOGON_INFO_3 *info3;
195 struct netr_NETLOGON_INFO_4 *info4;
200 case NDR_NETR_LOGONCONTROL:
201 fn = "_netr_LogonControl";
203 case NDR_NETR_LOGONCONTROL2:
204 fn = "_netr_LogonControl2";
206 case NDR_NETR_LOGONCONTROL2EX:
207 fn = "_netr_LogonControl2Ex";
210 return WERR_INVALID_PARAM;
213 acct_ctrl = p->session_info->info3->base.acct_flags;
215 switch (r->in.function_code) {
216 case NETLOGON_CONTROL_TC_VERIFY:
217 case NETLOGON_CONTROL_CHANGE_PASSWORD:
218 case NETLOGON_CONTROL_REDISCOVER:
219 if ((geteuid() != sec_initial_uid()) &&
220 !nt_token_check_domain_rid(p->session_info->security_token, DOMAIN_RID_ADMINS) &&
221 !nt_token_check_sid(&global_sid_Builtin_Administrators, p->session_info->security_token) &&
222 !(acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST))) {
223 return WERR_ACCESS_DENIED;
230 tc_status = WERR_NO_SUCH_DOMAIN;
232 switch (r->in.function_code) {
233 case NETLOGON_CONTROL_QUERY:
236 case NETLOGON_CONTROL_REPLICATE:
237 case NETLOGON_CONTROL_SYNCHRONIZE:
238 case NETLOGON_CONTROL_PDC_REPLICATE:
239 case NETLOGON_CONTROL_BACKUP_CHANGE_LOG:
240 case NETLOGON_CONTROL_BREAKPOINT:
241 if (acct_ctrl & ACB_NORMAL) {
242 return WERR_NOT_SUPPORTED;
243 } else if (acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST)) {
244 return WERR_ACCESS_DENIED;
246 return WERR_ACCESS_DENIED;
248 case NETLOGON_CONTROL_TRUNCATE_LOG:
249 if (acct_ctrl & ACB_NORMAL) {
251 } else if (acct_ctrl & (ACB_WSTRUST | ACB_SVRTRUST)) {
252 return WERR_ACCESS_DENIED;
254 return WERR_ACCESS_DENIED;
257 case NETLOGON_CONTROL_TRANSPORT_NOTIFY:
258 case NETLOGON_CONTROL_FORCE_DNS_REG:
259 case NETLOGON_CONTROL_QUERY_DNS_REG:
260 return WERR_NOT_SUPPORTED;
261 case NETLOGON_CONTROL_FIND_USER:
262 if (!r->in.data || !r->in.data->user) {
263 return WERR_NOT_SUPPORTED;
266 case NETLOGON_CONTROL_SET_DBFLAG:
268 return WERR_NOT_SUPPORTED;
271 case NETLOGON_CONTROL_TC_VERIFY:
272 if (!r->in.data || !r->in.data->domain) {
273 return WERR_NOT_SUPPORTED;
276 if (!wb_check_trust_creds(r->in.data->domain, &tc_status)) {
277 return WERR_NOT_SUPPORTED;
280 case NETLOGON_CONTROL_TC_QUERY:
281 if (!r->in.data || !r->in.data->domain) {
282 return WERR_NOT_SUPPORTED;
285 domain = r->in.data->domain;
287 if (!is_trusted_domain(domain)) {
291 if (!get_dc_name(domain, NULL, dc_name2, &dc_ss)) {
292 tc_status = WERR_NO_LOGON_SERVERS;
296 dc_name = talloc_asprintf(p->mem_ctx, "\\\\%s", dc_name2);
305 case NETLOGON_CONTROL_REDISCOVER:
306 if (!r->in.data || !r->in.data->domain) {
307 return WERR_NOT_SUPPORTED;
310 domain = r->in.data->domain;
312 if (!is_trusted_domain(domain)) {
316 if (!get_dc_name(domain, NULL, dc_name2, &dc_ss)) {
317 tc_status = WERR_NO_LOGON_SERVERS;
321 dc_name = talloc_asprintf(p->mem_ctx, "\\\\%s", dc_name2);
330 case NETLOGON_CONTROL_CHANGE_PASSWORD:
331 if (!r->in.data || !r->in.data->domain) {
332 return WERR_NOT_SUPPORTED;
335 if (!wb_change_trust_creds(r->in.data->domain, &tc_status)) {
336 return WERR_NOT_SUPPORTED;
341 /* no idea what this should be */
342 DEBUG(0,("%s: unimplemented function level [%d]\n",
343 fn, r->in.function_code));
344 return WERR_UNKNOWN_LEVEL;
347 /* prepare the response */
349 switch (r->in.level) {
351 info1 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_1);
352 W_ERROR_HAVE_NO_MEMORY(info1);
354 info1->flags = flags;
355 info1->pdc_connection_status = pdc_connection_status;
357 r->out.query->info1 = info1;
360 info2 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_2);
361 W_ERROR_HAVE_NO_MEMORY(info2);
363 info2->flags = flags;
364 info2->pdc_connection_status = pdc_connection_status;
365 info2->trusted_dc_name = dc_name;
366 info2->tc_connection_status = tc_status;
368 r->out.query->info2 = info2;
371 info3 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_3);
372 W_ERROR_HAVE_NO_MEMORY(info3);
374 info3->flags = flags;
375 info3->logon_attempts = logon_attempts;
377 r->out.query->info3 = info3;
380 info4 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_4);
381 W_ERROR_HAVE_NO_MEMORY(info4);
383 info4->trusted_dc_name = dc_name;
384 info4->trusted_domain_name = r->in.data->domain;
386 r->out.query->info4 = info4;
389 return WERR_UNKNOWN_LEVEL;
392 if (lp_server_role() == ROLE_DOMAIN_BDC) {
393 send_sync_message(p->msg_ctx);
399 /*************************************************************************
400 _netr_NetrEnumerateTrustedDomains
401 *************************************************************************/
403 NTSTATUS _netr_NetrEnumerateTrustedDomains(struct pipes_struct *p,
404 struct netr_NetrEnumerateTrustedDomains *r)
407 NTSTATUS result = NT_STATUS_OK;
410 const char **trusted_domains = NULL;
411 struct lsa_DomainList domain_list;
412 struct dcerpc_binding_handle *h = NULL;
413 struct policy_handle pol;
414 uint32_t enum_ctx = 0;
416 uint32_t max_size = (uint32_t)-1;
418 DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
420 status = rpcint_binding_handle(p->mem_ctx,
426 if (!NT_STATUS_IS_OK(status)) {
430 status = dcerpc_lsa_open_policy2(h,
434 LSA_POLICY_VIEW_LOCAL_INFORMATION,
437 if (!NT_STATUS_IS_OK(status)) {
440 if (!NT_STATUS_IS_OK(result)) {
446 /* Lookup list of trusted domains */
447 status = dcerpc_lsa_EnumTrustDom(h,
454 if (!NT_STATUS_IS_OK(status)) {
457 if (!NT_STATUS_IS_OK(result) &&
458 !NT_STATUS_EQUAL(result, NT_STATUS_NO_MORE_ENTRIES) &&
459 !NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES)) {
464 for (i = 0; i < domain_list.count; i++) {
465 if (!add_string_to_array(p->mem_ctx, domain_list.domains[i].name.string,
466 &trusted_domains, &num_domains)) {
467 status = NT_STATUS_NO_MEMORY;
471 } while (NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES));
473 if (num_domains > 0) {
474 /* multi sz terminate */
475 trusted_domains = talloc_realloc(p->mem_ctx, trusted_domains, const char *, num_domains + 1);
476 if (trusted_domains == NULL) {
477 status = NT_STATUS_NO_MEMORY;
481 trusted_domains[num_domains] = NULL;
484 if (!push_reg_multi_sz(trusted_domains, &blob, trusted_domains)) {
485 TALLOC_FREE(trusted_domains);
486 status = NT_STATUS_NO_MEMORY;
490 r->out.trusted_domains_blob->data = blob.data;
491 r->out.trusted_domains_blob->length = blob.length;
493 DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
495 status = NT_STATUS_OK;
498 if (is_valid_policy_hnd(&pol)) {
499 dcerpc_lsa_Close(h, p->mem_ctx, &pol, &result);
505 /*************************************************************************
506 *************************************************************************/
508 static NTSTATUS samr_find_machine_account(TALLOC_CTX *mem_ctx,
509 struct dcerpc_binding_handle *b,
510 const char *account_name,
511 uint32_t access_mask,
512 struct dom_sid2 **domain_sid_p,
513 uint32_t *user_rid_p,
514 struct policy_handle *user_handle)
517 NTSTATUS result = NT_STATUS_OK;
518 struct policy_handle connect_handle, domain_handle;
519 struct lsa_String domain_name;
520 struct dom_sid2 *domain_sid;
521 struct lsa_String names;
522 struct samr_Ids rids;
523 struct samr_Ids types;
526 status = dcerpc_samr_Connect2(b, mem_ctx,
528 SAMR_ACCESS_CONNECT_TO_SERVER |
529 SAMR_ACCESS_ENUM_DOMAINS |
530 SAMR_ACCESS_LOOKUP_DOMAIN,
533 if (!NT_STATUS_IS_OK(status)) {
536 if (!NT_STATUS_IS_OK(result)) {
541 init_lsa_String(&domain_name, get_global_sam_name());
543 status = dcerpc_samr_LookupDomain(b, mem_ctx,
548 if (!NT_STATUS_IS_OK(status)) {
551 if (!NT_STATUS_IS_OK(result)) {
556 status = dcerpc_samr_OpenDomain(b, mem_ctx,
558 SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
562 if (!NT_STATUS_IS_OK(status)) {
565 if (!NT_STATUS_IS_OK(result)) {
570 init_lsa_String(&names, account_name);
572 status = dcerpc_samr_LookupNames(b, mem_ctx,
579 if (!NT_STATUS_IS_OK(status)) {
582 if (!NT_STATUS_IS_OK(result)) {
587 if (rids.count != 1) {
588 status = NT_STATUS_NO_SUCH_USER;
591 if (rids.count != types.count) {
592 status = NT_STATUS_INVALID_PARAMETER;
595 if (types.ids[0] != SID_NAME_USER) {
596 status = NT_STATUS_NO_SUCH_USER;
602 status = dcerpc_samr_OpenUser(b, mem_ctx,
608 if (!NT_STATUS_IS_OK(status)) {
611 if (!NT_STATUS_IS_OK(result)) {
621 *domain_sid_p = domain_sid;
625 if (is_valid_policy_hnd(&domain_handle)) {
626 dcerpc_samr_Close(b, mem_ctx, &domain_handle, &result);
628 if (is_valid_policy_hnd(&connect_handle)) {
629 dcerpc_samr_Close(b, mem_ctx, &connect_handle, &result);
635 /******************************************************************
636 gets a machine password entry. checks access rights of the host.
637 ******************************************************************/
639 static NTSTATUS get_md4pw(struct samr_Password *md4pw, const char *mach_acct,
640 enum netr_SchannelType sec_chan_type,
642 struct messaging_context *msg_ctx)
645 NTSTATUS result = NT_STATUS_OK;
647 struct dcerpc_binding_handle *h = NULL;
648 static struct client_address client_id;
649 struct policy_handle user_handle;
651 struct dom_sid *domain_sid;
653 union samr_UserInfo *info;
654 struct auth_serversupplied_info *session_info;
658 * Currently this code is redundent as we already have a filter
659 * by hostname list. What this code really needs to do is to
660 * get a hosts allowed/hosts denied list from the SAM database
661 * on a per user basis, and make the access decision there.
662 * I will leave this code here for now as a reminder to implement
663 * this at a later date. JRA.
666 if (!allow_access(lp_domain_hostsdeny(), lp_domain_hostsallow(),
668 p->client_id.addr)) {
669 DEBUG(0,("get_md4pw: Workstation %s denied access to domain\n", mach_acct));
674 mem_ctx = talloc_stackframe();
675 if (mem_ctx == NULL) {
676 status = NT_STATUS_NO_MEMORY;
680 status = make_session_info_system(mem_ctx, &session_info);
681 if (!NT_STATUS_IS_OK(status)) {
685 ZERO_STRUCT(user_handle);
687 strlcpy(client_id.addr, "127.0.0.1", sizeof(client_id.addr));
688 client_id.name = "127.0.0.1";
690 status = rpcint_binding_handle(mem_ctx,
696 if (!NT_STATUS_IS_OK(status)) {
701 status = samr_find_machine_account(mem_ctx, h, mach_acct,
702 SEC_FLAG_MAXIMUM_ALLOWED,
703 &domain_sid, &user_rid,
706 if (!NT_STATUS_IS_OK(status)) {
710 status = dcerpc_samr_QueryUserInfo2(h,
713 UserControlInformation,
716 if (!NT_STATUS_IS_OK(status)) {
719 if (!NT_STATUS_IS_OK(result)) {
724 acct_ctrl = info->info16.acct_flags;
726 if (acct_ctrl & ACB_DISABLED) {
727 DEBUG(0,("get_md4pw: Workstation %s: account is disabled\n", mach_acct));
728 status = NT_STATUS_ACCOUNT_DISABLED;
732 if (!(acct_ctrl & ACB_SVRTRUST) &&
733 !(acct_ctrl & ACB_WSTRUST) &&
734 !(acct_ctrl & ACB_DOMTRUST))
736 DEBUG(0,("get_md4pw: Workstation %s: account is not a trust account\n", mach_acct));
737 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
741 switch (sec_chan_type) {
743 if (!(acct_ctrl & ACB_SVRTRUST)) {
744 DEBUG(0,("get_md4pw: Workstation %s: BDC secure channel requested "
745 "but not a server trust account\n", mach_acct));
746 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
751 if (!(acct_ctrl & ACB_WSTRUST)) {
752 DEBUG(0,("get_md4pw: Workstation %s: WORKSTATION secure channel requested "
753 "but not a workstation trust account\n", mach_acct));
754 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
758 case SEC_CHAN_DOMAIN:
759 if (!(acct_ctrl & ACB_DOMTRUST)) {
760 DEBUG(0,("get_md4pw: Workstation %s: DOMAIN secure channel requested "
761 "but not a interdomain trust account\n", mach_acct));
762 status = NT_STATUS_NO_TRUST_SAM_ACCOUNT;
771 status = dcerpc_samr_QueryUserInfo2(h,
774 UserInternal1Information,
778 if (!NT_STATUS_IS_OK(status)) {
781 if (!NT_STATUS_IS_OK(result)) {
786 if (info->info18.nt_pwd_active == 0) {
787 DEBUG(0,("get_md4pw: Workstation %s: account does not have a password\n", mach_acct));
788 status = NT_STATUS_LOGON_FAILURE;
792 /* samr gives out nthash unencrypted (!) */
793 memcpy(md4pw->hash, info->info18.nt_pwd.hash, 16);
795 sid_compose(sid, domain_sid, user_rid);
798 if (h && is_valid_policy_hnd(&user_handle)) {
799 dcerpc_samr_Close(h, mem_ctx, &user_handle, &result);
802 talloc_free(mem_ctx);
807 /*************************************************************************
808 _netr_ServerReqChallenge
809 *************************************************************************/
811 NTSTATUS _netr_ServerReqChallenge(struct pipes_struct *p,
812 struct netr_ServerReqChallenge *r)
814 struct netlogon_server_pipe_state *pipe_state =
815 talloc_get_type(p->private_data, struct netlogon_server_pipe_state);
818 DEBUG(10,("_netr_ServerReqChallenge: new challenge requested. Clearing old state.\n"));
819 talloc_free(pipe_state);
820 p->private_data = NULL;
823 pipe_state = talloc(p, struct netlogon_server_pipe_state);
824 NT_STATUS_HAVE_NO_MEMORY(pipe_state);
826 pipe_state->client_challenge = *r->in.credentials;
828 generate_random_buffer(pipe_state->server_challenge.data,
829 sizeof(pipe_state->server_challenge.data));
831 *r->out.return_credentials = pipe_state->server_challenge;
833 p->private_data = pipe_state;
838 /*************************************************************************
839 _netr_ServerAuthenticate
840 Create the initial credentials.
841 *************************************************************************/
843 NTSTATUS _netr_ServerAuthenticate(struct pipes_struct *p,
844 struct netr_ServerAuthenticate *r)
846 struct netr_ServerAuthenticate3 a;
847 uint32_t negotiate_flags = 0;
850 a.in.server_name = r->in.server_name;
851 a.in.account_name = r->in.account_name;
852 a.in.secure_channel_type = r->in.secure_channel_type;
853 a.in.computer_name = r->in.computer_name;
854 a.in.credentials = r->in.credentials;
855 a.in.negotiate_flags = &negotiate_flags;
857 a.out.return_credentials = r->out.return_credentials;
859 a.out.negotiate_flags = &negotiate_flags;
861 return _netr_ServerAuthenticate3(p, &a);
865 /*************************************************************************
866 _netr_ServerAuthenticate3
867 *************************************************************************/
869 NTSTATUS _netr_ServerAuthenticate3(struct pipes_struct *p,
870 struct netr_ServerAuthenticate3 *r)
874 /* r->in.negotiate_flags is an aliased pointer to r->out.negotiate_flags,
875 * so use a copy to avoid destroying the client values. */
876 uint32_t in_neg_flags = *r->in.negotiate_flags;
879 struct samr_Password mach_pwd;
880 struct netlogon_creds_CredentialState *creds;
881 struct netlogon_server_pipe_state *pipe_state =
882 talloc_get_type(p->private_data, struct netlogon_server_pipe_state);
884 /* According to Microsoft (see bugid #6099)
885 * Windows 7 looks at the negotiate_flags
886 * returned in this structure *even if the
887 * call fails with access denied* ! So in order
888 * to allow Win7 to connect to a Samba NT style
889 * PDC we set the flags before we know if it's
894 srv_flgs = NETLOGON_NEG_ACCOUNT_LOCKOUT |
895 NETLOGON_NEG_PERSISTENT_SAMREPL |
896 NETLOGON_NEG_ARCFOUR |
897 NETLOGON_NEG_PROMOTION_COUNT |
898 NETLOGON_NEG_CHANGELOG_BDC |
899 NETLOGON_NEG_FULL_SYNC_REPL |
900 NETLOGON_NEG_MULTIPLE_SIDS |
902 NETLOGON_NEG_PASSWORD_CHANGE_REFUSAL |
903 NETLOGON_NEG_PASSWORD_SET2;
905 /* Ensure we support strong (128-bit) keys. */
906 if (in_neg_flags & NETLOGON_NEG_STRONG_KEYS) {
907 srv_flgs |= NETLOGON_NEG_STRONG_KEYS;
910 if (lp_server_schannel() != false) {
911 srv_flgs |= NETLOGON_NEG_SCHANNEL;
915 case NDR_NETR_SERVERAUTHENTICATE:
916 fn = "_netr_ServerAuthenticate";
918 case NDR_NETR_SERVERAUTHENTICATE2:
919 fn = "_netr_ServerAuthenticate2";
921 case NDR_NETR_SERVERAUTHENTICATE3:
922 fn = "_netr_ServerAuthenticate3";
925 return NT_STATUS_INTERNAL_ERROR;
928 /* We use this as the key to store the creds: */
929 /* r->in.computer_name */
932 DEBUG(0,("%s: no challenge sent to client %s\n", fn,
933 r->in.computer_name));
934 status = NT_STATUS_ACCESS_DENIED;
938 if ( (lp_server_schannel() == true) &&
939 ((in_neg_flags & NETLOGON_NEG_SCHANNEL) == 0) ) {
941 /* schannel must be used, but client did not offer it. */
942 DEBUG(0,("%s: schannel required but client failed "
943 "to offer it. Client was %s\n",
944 fn, r->in.account_name));
945 status = NT_STATUS_ACCESS_DENIED;
949 status = get_md4pw(&mach_pwd,
951 r->in.secure_channel_type,
953 if (!NT_STATUS_IS_OK(status)) {
954 DEBUG(0,("%s: failed to get machine password for "
956 fn, r->in.account_name, nt_errstr(status) ));
957 /* always return NT_STATUS_ACCESS_DENIED */
958 status = NT_STATUS_ACCESS_DENIED;
962 /* From the client / server challenges and md4 password, generate sess key */
963 /* Check client credentials are valid. */
964 creds = netlogon_creds_server_init(p->mem_ctx,
967 r->in.secure_channel_type,
968 &pipe_state->client_challenge,
969 &pipe_state->server_challenge,
972 r->out.return_credentials,
973 *r->in.negotiate_flags);
975 DEBUG(0,("%s: netlogon_creds_server_check failed. Rejecting auth "
976 "request from client %s machine account %s\n",
977 fn, r->in.computer_name,
978 r->in.account_name));
979 status = NT_STATUS_ACCESS_DENIED;
983 creds->sid = dom_sid_dup(creds, &sid);
985 status = NT_STATUS_NO_MEMORY;
989 /* Store off the state so we can continue after client disconnect. */
991 status = schannel_save_creds_state(p->mem_ctx, lp_private_dir(), creds);
994 if (!NT_STATUS_IS_OK(status)) {
998 sid_peek_rid(&sid, r->out.rid);
1000 status = NT_STATUS_OK;
1004 *r->out.negotiate_flags = srv_flgs;
1008 /*************************************************************************
1009 _netr_ServerAuthenticate2
1010 *************************************************************************/
1012 NTSTATUS _netr_ServerAuthenticate2(struct pipes_struct *p,
1013 struct netr_ServerAuthenticate2 *r)
1015 struct netr_ServerAuthenticate3 a;
1018 a.in.server_name = r->in.server_name;
1019 a.in.account_name = r->in.account_name;
1020 a.in.secure_channel_type = r->in.secure_channel_type;
1021 a.in.computer_name = r->in.computer_name;
1022 a.in.credentials = r->in.credentials;
1023 a.in.negotiate_flags = r->in.negotiate_flags;
1025 a.out.return_credentials = r->out.return_credentials;
1027 a.out.negotiate_flags = r->out.negotiate_flags;
1029 return _netr_ServerAuthenticate3(p, &a);
1032 /*************************************************************************
1033 * If schannel is required for this call test that it actually is available.
1034 *************************************************************************/
1035 static NTSTATUS schannel_check_required(struct pipe_auth_data *auth_info,
1036 const char *computer_name,
1037 bool integrity, bool privacy)
1039 if (auth_info && auth_info->auth_type == DCERPC_AUTH_TYPE_SCHANNEL) {
1040 if (!privacy && !integrity) {
1041 return NT_STATUS_OK;
1044 if ((!privacy && integrity) &&
1045 auth_info->auth_level == DCERPC_AUTH_LEVEL_INTEGRITY) {
1046 return NT_STATUS_OK;
1049 if ((privacy || integrity) &&
1050 auth_info->auth_level == DCERPC_AUTH_LEVEL_PRIVACY) {
1051 return NT_STATUS_OK;
1055 /* test didn't pass */
1056 DEBUG(0, ("schannel_check_required: [%s] is not using schannel\n",
1059 return NT_STATUS_ACCESS_DENIED;
1062 /*************************************************************************
1063 *************************************************************************/
1065 static NTSTATUS netr_creds_server_step_check(struct pipes_struct *p,
1066 TALLOC_CTX *mem_ctx,
1067 const char *computer_name,
1068 struct netr_Authenticator *received_authenticator,
1069 struct netr_Authenticator *return_authenticator,
1070 struct netlogon_creds_CredentialState **creds_out)
1073 bool schannel_global_required = (lp_server_schannel() == true) ? true:false;
1075 if (schannel_global_required) {
1076 status = schannel_check_required(&p->auth,
1079 if (!NT_STATUS_IS_OK(status)) {
1084 status = schannel_check_creds_state(mem_ctx, lp_private_dir(),
1085 computer_name, received_authenticator,
1086 return_authenticator, creds_out);
1091 /*************************************************************************
1092 *************************************************************************/
1094 static NTSTATUS netr_set_machine_account_password(TALLOC_CTX *mem_ctx,
1095 struct auth_serversupplied_info *session_info,
1096 struct messaging_context *msg_ctx,
1097 const char *account_name,
1098 struct samr_Password *nt_hash)
1101 NTSTATUS result = NT_STATUS_OK;
1102 struct dcerpc_binding_handle *h = NULL;
1103 static struct client_address client_id;
1104 struct policy_handle user_handle;
1106 union samr_UserInfo *info;
1107 struct samr_UserInfo18 info18;
1110 ZERO_STRUCT(user_handle);
1112 strlcpy(client_id.addr, "127.0.0.1", sizeof(client_id.addr));
1113 client_id.name = "127.0.0.1";
1115 status = rpcint_binding_handle(mem_ctx,
1121 if (!NT_STATUS_IS_OK(status)) {
1125 status = samr_find_machine_account(mem_ctx,
1128 SEC_FLAG_MAXIMUM_ALLOWED,
1132 if (!NT_STATUS_IS_OK(status)) {
1136 status = dcerpc_samr_QueryUserInfo2(h,
1139 UserControlInformation,
1142 if (!NT_STATUS_IS_OK(status)) {
1145 if (!NT_STATUS_IS_OK(result)) {
1150 acct_ctrl = info->info16.acct_flags;
1152 if (!(acct_ctrl & ACB_WSTRUST ||
1153 acct_ctrl & ACB_SVRTRUST ||
1154 acct_ctrl & ACB_DOMTRUST)) {
1155 status = NT_STATUS_NO_SUCH_USER;
1159 if (acct_ctrl & ACB_DISABLED) {
1160 status = NT_STATUS_ACCOUNT_DISABLED;
1164 ZERO_STRUCT(info18);
1166 in = data_blob_const(nt_hash->hash, 16);
1167 out = data_blob_talloc_zero(mem_ctx, 16);
1168 sess_crypt_blob(&out, &in, &session_info->session_key, true);
1169 memcpy(info18.nt_pwd.hash, out.data, out.length);
1171 info18.nt_pwd_active = true;
1173 info->info18 = info18;
1175 status = dcerpc_samr_SetUserInfo2(h,
1178 UserInternal1Information,
1181 if (!NT_STATUS_IS_OK(status)) {
1184 if (!NT_STATUS_IS_OK(result)) {
1190 if (h && is_valid_policy_hnd(&user_handle)) {
1191 dcerpc_samr_Close(h, mem_ctx, &user_handle, &result);
1197 /*************************************************************************
1198 _netr_ServerPasswordSet
1199 *************************************************************************/
1201 NTSTATUS _netr_ServerPasswordSet(struct pipes_struct *p,
1202 struct netr_ServerPasswordSet *r)
1204 NTSTATUS status = NT_STATUS_OK;
1206 struct netlogon_creds_CredentialState *creds;
1208 DEBUG(5,("_netr_ServerPasswordSet: %d\n", __LINE__));
1211 status = netr_creds_server_step_check(p, p->mem_ctx,
1212 r->in.computer_name,
1214 r->out.return_authenticator,
1218 if (!NT_STATUS_IS_OK(status)) {
1219 DEBUG(2,("_netr_ServerPasswordSet: netlogon_creds_server_step failed. Rejecting auth "
1220 "request from client %s machine account %s\n",
1221 r->in.computer_name, creds->computer_name));
1226 DEBUG(3,("_netr_ServerPasswordSet: Server Password Set by remote machine:[%s] on account [%s]\n",
1227 r->in.computer_name, creds->computer_name));
1229 netlogon_creds_des_decrypt(creds, r->in.new_password);
1231 DEBUG(100,("_netr_ServerPasswordSet: new given value was :\n"));
1232 for(i = 0; i < sizeof(r->in.new_password->hash); i++)
1233 DEBUG(100,("%02X ", r->in.new_password->hash[i]));
1236 status = netr_set_machine_account_password(p->mem_ctx,
1239 creds->account_name,
1240 r->in.new_password);
1244 /****************************************************************
1245 _netr_ServerPasswordSet2
1246 ****************************************************************/
1248 NTSTATUS _netr_ServerPasswordSet2(struct pipes_struct *p,
1249 struct netr_ServerPasswordSet2 *r)
1252 struct netlogon_creds_CredentialState *creds;
1253 DATA_BLOB plaintext;
1254 struct samr_CryptPassword password_buf;
1255 struct samr_Password nt_hash;
1258 status = netr_creds_server_step_check(p, p->mem_ctx,
1259 r->in.computer_name,
1261 r->out.return_authenticator,
1265 if (!NT_STATUS_IS_OK(status)) {
1266 DEBUG(2,("_netr_ServerPasswordSet2: netlogon_creds_server_step "
1267 "failed. Rejecting auth request from client %s machine account %s\n",
1268 r->in.computer_name, creds->computer_name));
1273 memcpy(password_buf.data, r->in.new_password->data, 512);
1274 SIVAL(password_buf.data, 512, r->in.new_password->length);
1275 netlogon_creds_arcfour_crypt(creds, password_buf.data, 516);
1277 if (!extract_pw_from_buffer(p->mem_ctx, password_buf.data, &plaintext)) {
1278 return NT_STATUS_WRONG_PASSWORD;
1281 mdfour(nt_hash.hash, plaintext.data, plaintext.length);
1283 status = netr_set_machine_account_password(p->mem_ctx,
1286 creds->account_name,
1291 /*************************************************************************
1292 _netr_LogonSamLogoff
1293 *************************************************************************/
1295 NTSTATUS _netr_LogonSamLogoff(struct pipes_struct *p,
1296 struct netr_LogonSamLogoff *r)
1299 struct netlogon_creds_CredentialState *creds;
1302 status = netr_creds_server_step_check(p, p->mem_ctx,
1303 r->in.computer_name,
1305 r->out.return_authenticator,
1312 static NTSTATUS _netr_LogonSamLogon_check(const struct netr_LogonSamLogonEx *r)
1314 switch (r->in.logon_level) {
1315 case NetlogonInteractiveInformation:
1316 case NetlogonServiceInformation:
1317 case NetlogonInteractiveTransitiveInformation:
1318 case NetlogonServiceTransitiveInformation:
1319 if (r->in.logon->password == NULL) {
1320 return NT_STATUS_INVALID_PARAMETER;
1323 switch (r->in.validation_level) {
1324 case NetlogonValidationSamInfo: /* 2 */
1325 case NetlogonValidationSamInfo2: /* 3 */
1327 case NetlogonValidationSamInfo4: /* 6 */
1328 if ((pdb_capabilities() & PDB_CAP_ADS) == 0) {
1329 DEBUG(10,("Not adding validation info level 6 "
1330 "without ADS passdb backend\n"));
1331 return NT_STATUS_INVALID_INFO_CLASS;
1335 return NT_STATUS_INVALID_INFO_CLASS;
1339 case NetlogonNetworkInformation:
1340 case NetlogonNetworkTransitiveInformation:
1341 if (r->in.logon->network == NULL) {
1342 return NT_STATUS_INVALID_PARAMETER;
1345 switch (r->in.validation_level) {
1346 case NetlogonValidationSamInfo: /* 2 */
1347 case NetlogonValidationSamInfo2: /* 3 */
1349 case NetlogonValidationSamInfo4: /* 6 */
1350 if ((pdb_capabilities() & PDB_CAP_ADS) == 0) {
1351 DEBUG(10,("Not adding validation info level 6 "
1352 "without ADS passdb backend\n"));
1353 return NT_STATUS_INVALID_INFO_CLASS;
1357 return NT_STATUS_INVALID_INFO_CLASS;
1362 case NetlogonGenericInformation:
1363 if (r->in.logon->generic == NULL) {
1364 return NT_STATUS_INVALID_PARAMETER;
1367 /* we don't support this here */
1368 return NT_STATUS_INVALID_PARAMETER;
1370 switch (r->in.validation_level) {
1371 /* TODO: case NetlogonValidationGenericInfo: 4 */
1372 case NetlogonValidationGenericInfo2: /* 5 */
1375 return NT_STATUS_INVALID_INFO_CLASS;
1381 return NT_STATUS_INVALID_PARAMETER;
1384 return NT_STATUS_OK;
1387 /*************************************************************************
1388 _netr_LogonSamLogon_base
1389 *************************************************************************/
1391 static NTSTATUS _netr_LogonSamLogon_base(struct pipes_struct *p,
1392 struct netr_LogonSamLogonEx *r,
1393 struct netlogon_creds_CredentialState *creds)
1395 NTSTATUS status = NT_STATUS_OK;
1396 union netr_LogonLevel *logon = r->in.logon;
1397 const char *nt_username, *nt_domain, *nt_workstation;
1398 struct auth_usersupplied_info *user_info = NULL;
1399 struct auth_serversupplied_info *server_info = NULL;
1400 struct auth_context *auth_context = NULL;
1401 uint8_t pipe_session_key[16];
1402 bool process_creds = true;
1406 case NDR_NETR_LOGONSAMLOGON:
1407 process_creds = true;
1408 fn = "_netr_LogonSamLogon";
1410 case NDR_NETR_LOGONSAMLOGONWITHFLAGS:
1411 process_creds = true;
1412 fn = "_netr_LogonSamLogonWithFlags";
1414 case NDR_NETR_LOGONSAMLOGONEX:
1415 process_creds = false;
1416 fn = "_netr_LogonSamLogonEx";
1419 return NT_STATUS_INTERNAL_ERROR;
1422 *r->out.authoritative = true; /* authoritative response */
1424 switch (r->in.validation_level) {
1426 r->out.validation->sam2 = TALLOC_ZERO_P(p->mem_ctx, struct netr_SamInfo2);
1427 if (!r->out.validation->sam2) {
1428 return NT_STATUS_NO_MEMORY;
1432 r->out.validation->sam3 = TALLOC_ZERO_P(p->mem_ctx, struct netr_SamInfo3);
1433 if (!r->out.validation->sam3) {
1434 return NT_STATUS_NO_MEMORY;
1438 r->out.validation->sam6 = TALLOC_ZERO_P(p->mem_ctx, struct netr_SamInfo6);
1439 if (!r->out.validation->sam6) {
1440 return NT_STATUS_NO_MEMORY;
1444 DEBUG(0,("%s: bad validation_level value %d.\n",
1445 fn, (int)r->in.validation_level));
1446 return NT_STATUS_INVALID_INFO_CLASS;
1449 switch (r->in.logon_level) {
1450 case NetlogonInteractiveInformation:
1451 case NetlogonServiceInformation:
1452 case NetlogonInteractiveTransitiveInformation:
1453 case NetlogonServiceTransitiveInformation:
1454 nt_username = logon->password->identity_info.account_name.string ?
1455 logon->password->identity_info.account_name.string : "";
1456 nt_domain = logon->password->identity_info.domain_name.string ?
1457 logon->password->identity_info.domain_name.string : "";
1458 nt_workstation = logon->password->identity_info.workstation.string ?
1459 logon->password->identity_info.workstation.string : "";
1461 DEBUG(3,("SAM Logon (Interactive). Domain:[%s]. ", lp_workgroup()));
1463 case NetlogonNetworkInformation:
1464 case NetlogonNetworkTransitiveInformation:
1465 nt_username = logon->network->identity_info.account_name.string ?
1466 logon->network->identity_info.account_name.string : "";
1467 nt_domain = logon->network->identity_info.domain_name.string ?
1468 logon->network->identity_info.domain_name.string : "";
1469 nt_workstation = logon->network->identity_info.workstation.string ?
1470 logon->network->identity_info.workstation.string : "";
1472 DEBUG(3,("SAM Logon (Network). Domain:[%s]. ", lp_workgroup()));
1475 DEBUG(2,("SAM Logon: unsupported switch value\n"));
1476 return NT_STATUS_INVALID_INFO_CLASS;
1479 DEBUG(3,("User:[%s@%s] Requested Domain:[%s]\n", nt_username, nt_workstation, nt_domain));
1480 fstrcpy(current_user_info.smb_name, nt_username);
1481 sub_set_smb_name(nt_username);
1483 DEBUG(5,("Attempting validation level %d for unmapped username %s.\n",
1484 r->in.validation_level, nt_username));
1486 status = NT_STATUS_OK;
1488 switch (r->in.logon_level) {
1489 case NetlogonNetworkInformation:
1490 case NetlogonNetworkTransitiveInformation:
1492 const char *wksname = nt_workstation;
1494 status = make_auth_context_fixed(talloc_tos(), &auth_context,
1495 logon->network->challenge);
1496 if (!NT_STATUS_IS_OK(status)) {
1500 /* For a network logon, the workstation name comes in with two
1501 * backslashes in the front. Strip them if they are there. */
1503 if (*wksname == '\\') wksname++;
1504 if (*wksname == '\\') wksname++;
1506 /* Standard challenge/response authentication */
1507 if (!make_user_info_netlogon_network(&user_info,
1508 nt_username, nt_domain,
1510 logon->network->identity_info.parameter_control,
1511 logon->network->lm.data,
1512 logon->network->lm.length,
1513 logon->network->nt.data,
1514 logon->network->nt.length)) {
1515 status = NT_STATUS_NO_MEMORY;
1519 case NetlogonInteractiveInformation:
1520 case NetlogonServiceInformation:
1521 case NetlogonInteractiveTransitiveInformation:
1522 case NetlogonServiceTransitiveInformation:
1524 /* 'Interactive' authentication, supplies the password in its
1525 MD4 form, encrypted with the session key. We will convert
1526 this to challenge/response for the auth subsystem to chew
1531 status = make_auth_context_subsystem(talloc_tos(),
1533 if (!NT_STATUS_IS_OK(status)) {
1537 auth_context->get_ntlm_challenge(auth_context, chal);
1539 if (!make_user_info_netlogon_interactive(&user_info,
1540 nt_username, nt_domain,
1542 logon->password->identity_info.parameter_control,
1544 logon->password->lmpassword.hash,
1545 logon->password->ntpassword.hash,
1546 creds->session_key)) {
1547 status = NT_STATUS_NO_MEMORY;
1552 DEBUG(2,("SAM Logon: unsupported switch value\n"));
1553 return NT_STATUS_INVALID_INFO_CLASS;
1556 if ( NT_STATUS_IS_OK(status) ) {
1557 status = auth_context->check_ntlm_password(auth_context,
1558 user_info, &server_info);
1561 TALLOC_FREE(auth_context);
1562 free_user_info(&user_info);
1564 DEBUG(5,("%s: check_password returned status %s\n",
1565 fn, nt_errstr(status)));
1567 /* Check account and password */
1569 if (!NT_STATUS_IS_OK(status)) {
1570 /* If we don't know what this domain is, we need to
1571 indicate that we are not authoritative. This
1572 allows the client to decide if it needs to try
1573 a local user. Fix by jpjanosi@us.ibm.com, #2976 */
1574 if ( NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)
1575 && !strequal(nt_domain, get_global_sam_name())
1576 && !is_trusted_domain(nt_domain) )
1577 *r->out.authoritative = false; /* We are not authoritative */
1579 TALLOC_FREE(server_info);
1583 if (server_info->guest) {
1584 /* We don't like guest domain logons... */
1585 DEBUG(5,("%s: Attempted domain logon as GUEST "
1587 TALLOC_FREE(server_info);
1588 return NT_STATUS_LOGON_FAILURE;
1591 /* This is the point at which, if the login was successful, that
1592 the SAM Local Security Authority should record that the user is
1593 logged in to the domain. */
1595 if (process_creds) {
1596 /* Get the pipe session key from the creds. */
1597 memcpy(pipe_session_key, creds->session_key, 16);
1599 struct schannel_state *schannel_auth;
1600 /* Get the pipe session key from the schannel. */
1601 if ((p->auth.auth_type != DCERPC_AUTH_TYPE_SCHANNEL)
1602 || (p->auth.auth_ctx == NULL)) {
1603 return NT_STATUS_INVALID_HANDLE;
1606 schannel_auth = talloc_get_type_abort(p->auth.auth_ctx,
1607 struct schannel_state);
1608 memcpy(pipe_session_key, schannel_auth->creds->session_key, 16);
1611 switch (r->in.validation_level) {
1613 status = serverinfo_to_SamInfo2(server_info, pipe_session_key, 16,
1614 r->out.validation->sam2);
1617 status = serverinfo_to_SamInfo3(server_info, pipe_session_key, 16,
1618 r->out.validation->sam3);
1621 status = serverinfo_to_SamInfo6(server_info, pipe_session_key, 16,
1622 r->out.validation->sam6);
1626 TALLOC_FREE(server_info);
1631 /****************************************************************
1632 _netr_LogonSamLogonWithFlags
1633 ****************************************************************/
1635 NTSTATUS _netr_LogonSamLogonWithFlags(struct pipes_struct *p,
1636 struct netr_LogonSamLogonWithFlags *r)
1639 struct netlogon_creds_CredentialState *creds;
1640 struct netr_LogonSamLogonEx r2;
1641 struct netr_Authenticator return_authenticator;
1643 *r->out.authoritative = true;
1645 r2.in.server_name = r->in.server_name;
1646 r2.in.computer_name = r->in.computer_name;
1647 r2.in.logon_level = r->in.logon_level;
1648 r2.in.logon = r->in.logon;
1649 r2.in.validation_level = r->in.validation_level;
1650 r2.in.flags = r->in.flags;
1651 r2.out.validation = r->out.validation;
1652 r2.out.authoritative = r->out.authoritative;
1653 r2.out.flags = r->out.flags;
1655 status = _netr_LogonSamLogon_check(&r2);
1656 if (!NT_STATUS_IS_OK(status)) {
1661 status = netr_creds_server_step_check(p, p->mem_ctx,
1662 r->in.computer_name,
1664 &return_authenticator,
1667 if (!NT_STATUS_IS_OK(status)) {
1671 status = _netr_LogonSamLogon_base(p, &r2, creds);
1673 *r->out.return_authenticator = return_authenticator;
1678 /*************************************************************************
1680 *************************************************************************/
1682 NTSTATUS _netr_LogonSamLogon(struct pipes_struct *p,
1683 struct netr_LogonSamLogon *r)
1686 struct netr_LogonSamLogonWithFlags r2;
1689 r2.in.server_name = r->in.server_name;
1690 r2.in.computer_name = r->in.computer_name;
1691 r2.in.credential = r->in.credential;
1692 r2.in.logon_level = r->in.logon_level;
1693 r2.in.logon = r->in.logon;
1694 r2.in.validation_level = r->in.validation_level;
1695 r2.in.return_authenticator = r->in.return_authenticator;
1696 r2.in.flags = &flags;
1697 r2.out.validation = r->out.validation;
1698 r2.out.authoritative = r->out.authoritative;
1699 r2.out.flags = &flags;
1700 r2.out.return_authenticator = r->out.return_authenticator;
1702 status = _netr_LogonSamLogonWithFlags(p, &r2);
1707 /*************************************************************************
1708 _netr_LogonSamLogonEx
1709 - no credential chaining. Map into net sam logon.
1710 *************************************************************************/
1712 NTSTATUS _netr_LogonSamLogonEx(struct pipes_struct *p,
1713 struct netr_LogonSamLogonEx *r)
1716 struct netlogon_creds_CredentialState *creds = NULL;
1718 *r->out.authoritative = true;
1720 status = _netr_LogonSamLogon_check(r);
1721 if (!NT_STATUS_IS_OK(status)) {
1725 /* Only allow this if the pipe is protected. */
1726 if (p->auth.auth_type != DCERPC_AUTH_TYPE_SCHANNEL) {
1727 DEBUG(0,("_netr_LogonSamLogonEx: client %s not using schannel for netlogon\n",
1728 get_remote_machine_name() ));
1729 return NT_STATUS_INVALID_PARAMETER;
1733 status = schannel_get_creds_state(p->mem_ctx, lp_private_dir(),
1734 r->in.computer_name, &creds);
1736 if (!NT_STATUS_IS_OK(status)) {
1740 status = _netr_LogonSamLogon_base(p, r, creds);
1746 /*************************************************************************
1748 *************************************************************************/
1749 #if 0 /* JERRY -- not correct */
1750 NTSTATUS _ds_enum_dom_trusts(struct pipes_struct *p, DS_Q_ENUM_DOM_TRUSTS *q_u,
1751 DS_R_ENUM_DOM_TRUSTS *r_u)
1753 NTSTATUS status = NT_STATUS_OK;
1755 /* TODO: According to MSDN, the can only be executed against a
1756 DC or domain member running Windows 2000 or later. Need
1757 to test against a standalone 2k server and see what it
1758 does. A windows 2000 DC includes its own domain in the
1766 /****************************************************************
1767 ****************************************************************/
1769 WERROR _netr_LogonUasLogon(struct pipes_struct *p,
1770 struct netr_LogonUasLogon *r)
1772 p->rng_fault_state = true;
1773 return WERR_NOT_SUPPORTED;
1776 /****************************************************************
1777 ****************************************************************/
1779 WERROR _netr_LogonUasLogoff(struct pipes_struct *p,
1780 struct netr_LogonUasLogoff *r)
1782 p->rng_fault_state = true;
1783 return WERR_NOT_SUPPORTED;
1786 /****************************************************************
1787 ****************************************************************/
1789 NTSTATUS _netr_DatabaseDeltas(struct pipes_struct *p,
1790 struct netr_DatabaseDeltas *r)
1792 p->rng_fault_state = true;
1793 return NT_STATUS_NOT_IMPLEMENTED;
1796 /****************************************************************
1797 ****************************************************************/
1799 NTSTATUS _netr_DatabaseSync(struct pipes_struct *p,
1800 struct netr_DatabaseSync *r)
1802 p->rng_fault_state = true;
1803 return NT_STATUS_NOT_IMPLEMENTED;
1806 /****************************************************************
1807 ****************************************************************/
1809 NTSTATUS _netr_AccountDeltas(struct pipes_struct *p,
1810 struct netr_AccountDeltas *r)
1812 p->rng_fault_state = true;
1813 return NT_STATUS_NOT_IMPLEMENTED;
1816 /****************************************************************
1817 ****************************************************************/
1819 NTSTATUS _netr_AccountSync(struct pipes_struct *p,
1820 struct netr_AccountSync *r)
1822 p->rng_fault_state = true;
1823 return NT_STATUS_NOT_IMPLEMENTED;
1826 /****************************************************************
1827 ****************************************************************/
1829 static bool wb_getdcname(TALLOC_CTX *mem_ctx,
1831 const char **dcname,
1836 struct wbcDomainControllerInfo *dc_info = NULL;
1838 result = wbcLookupDomainController(domain,
1842 case WBC_ERR_SUCCESS:
1844 case WBC_ERR_WINBIND_NOT_AVAILABLE:
1846 case WBC_ERR_DOMAIN_NOT_FOUND:
1847 *werr = WERR_NO_SUCH_DOMAIN;
1850 *werr = WERR_DOMAIN_CONTROLLER_NOT_FOUND;
1854 *dcname = talloc_strdup(mem_ctx, dc_info->dc_name);
1855 wbcFreeMemory(dc_info);
1866 /****************************************************************
1868 ****************************************************************/
1870 WERROR _netr_GetDcName(struct pipes_struct *p,
1871 struct netr_GetDcName *r)
1876 struct netr_DsRGetDCNameInfo *info;
1879 ret = wb_getdcname(p->mem_ctx,
1882 WBC_LOOKUP_DC_IS_FLAT_NAME |
1883 WBC_LOOKUP_DC_RETURN_FLAT_NAME |
1884 WBC_LOOKUP_DC_PDC_REQUIRED,
1890 flags = DS_PDC_REQUIRED | DS_IS_FLAT_NAME | DS_RETURN_FLAT_NAME;
1892 status = dsgetdcname(p->mem_ctx,
1899 if (!NT_STATUS_IS_OK(status)) {
1900 return ntstatus_to_werror(status);
1903 *r->out.dcname = talloc_strdup(p->mem_ctx, info->dc_unc);
1905 if (!*r->out.dcname) {
1912 /****************************************************************
1914 ****************************************************************/
1916 WERROR _netr_GetAnyDCName(struct pipes_struct *p,
1917 struct netr_GetAnyDCName *r)
1922 struct netr_DsRGetDCNameInfo *info;
1925 ret = wb_getdcname(p->mem_ctx,
1928 WBC_LOOKUP_DC_IS_FLAT_NAME |
1929 WBC_LOOKUP_DC_RETURN_FLAT_NAME,
1935 flags = DS_IS_FLAT_NAME | DS_RETURN_FLAT_NAME;
1937 status = dsgetdcname(p->mem_ctx,
1944 if (!NT_STATUS_IS_OK(status)) {
1945 return ntstatus_to_werror(status);
1948 *r->out.dcname = talloc_strdup(p->mem_ctx, info->dc_unc);
1950 if (!*r->out.dcname) {
1957 /****************************************************************
1958 ****************************************************************/
1960 NTSTATUS _netr_DatabaseSync2(struct pipes_struct *p,
1961 struct netr_DatabaseSync2 *r)
1963 p->rng_fault_state = true;
1964 return NT_STATUS_NOT_IMPLEMENTED;
1967 /****************************************************************
1968 ****************************************************************/
1970 NTSTATUS _netr_DatabaseRedo(struct pipes_struct *p,
1971 struct netr_DatabaseRedo *r)
1973 p->rng_fault_state = true;
1974 return NT_STATUS_NOT_IMPLEMENTED;
1977 /****************************************************************
1978 ****************************************************************/
1980 WERROR _netr_DsRGetDCName(struct pipes_struct *p,
1981 struct netr_DsRGetDCName *r)
1983 p->rng_fault_state = true;
1984 return WERR_NOT_SUPPORTED;
1987 /****************************************************************
1988 ****************************************************************/
1990 NTSTATUS _netr_LogonGetCapabilities(struct pipes_struct *p,
1991 struct netr_LogonGetCapabilities *r)
1993 return NT_STATUS_NOT_IMPLEMENTED;
1996 /****************************************************************
1997 ****************************************************************/
1999 WERROR _netr_NETRLOGONSETSERVICEBITS(struct pipes_struct *p,
2000 struct netr_NETRLOGONSETSERVICEBITS *r)
2002 p->rng_fault_state = true;
2003 return WERR_NOT_SUPPORTED;
2006 /****************************************************************
2007 ****************************************************************/
2009 WERROR _netr_LogonGetTrustRid(struct pipes_struct *p,
2010 struct netr_LogonGetTrustRid *r)
2012 p->rng_fault_state = true;
2013 return WERR_NOT_SUPPORTED;
2016 /****************************************************************
2017 ****************************************************************/
2019 WERROR _netr_NETRLOGONCOMPUTESERVERDIGEST(struct pipes_struct *p,
2020 struct netr_NETRLOGONCOMPUTESERVERDIGEST *r)
2022 p->rng_fault_state = true;
2023 return WERR_NOT_SUPPORTED;
2026 /****************************************************************
2027 ****************************************************************/
2029 WERROR _netr_NETRLOGONCOMPUTECLIENTDIGEST(struct pipes_struct *p,
2030 struct netr_NETRLOGONCOMPUTECLIENTDIGEST *r)
2032 p->rng_fault_state = true;
2033 return WERR_NOT_SUPPORTED;
2036 /****************************************************************
2037 ****************************************************************/
2039 WERROR _netr_DsRGetDCNameEx(struct pipes_struct *p,
2040 struct netr_DsRGetDCNameEx *r)
2042 p->rng_fault_state = true;
2043 return WERR_NOT_SUPPORTED;
2046 /****************************************************************
2047 ****************************************************************/
2049 WERROR _netr_DsRGetSiteName(struct pipes_struct *p,
2050 struct netr_DsRGetSiteName *r)
2052 p->rng_fault_state = true;
2053 return WERR_NOT_SUPPORTED;
2056 /****************************************************************
2057 ****************************************************************/
2059 NTSTATUS _netr_LogonGetDomainInfo(struct pipes_struct *p,
2060 struct netr_LogonGetDomainInfo *r)
2062 p->rng_fault_state = true;
2063 return NT_STATUS_NOT_IMPLEMENTED;
2066 /****************************************************************
2067 ****************************************************************/
2069 WERROR _netr_ServerPasswordGet(struct pipes_struct *p,
2070 struct netr_ServerPasswordGet *r)
2072 p->rng_fault_state = true;
2073 return WERR_NOT_SUPPORTED;
2076 /****************************************************************
2077 ****************************************************************/
2079 WERROR _netr_NETRLOGONSENDTOSAM(struct pipes_struct *p,
2080 struct netr_NETRLOGONSENDTOSAM *r)
2082 p->rng_fault_state = true;
2083 return WERR_NOT_SUPPORTED;
2086 /****************************************************************
2087 ****************************************************************/
2089 WERROR _netr_DsRAddressToSitenamesW(struct pipes_struct *p,
2090 struct netr_DsRAddressToSitenamesW *r)
2092 p->rng_fault_state = true;
2093 return WERR_NOT_SUPPORTED;
2096 /****************************************************************
2097 ****************************************************************/
2099 WERROR _netr_DsRGetDCNameEx2(struct pipes_struct *p,
2100 struct netr_DsRGetDCNameEx2 *r)
2102 p->rng_fault_state = true;
2103 return WERR_NOT_SUPPORTED;
2106 /****************************************************************
2107 ****************************************************************/
2109 WERROR _netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN(struct pipes_struct *p,
2110 struct netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN *r)
2112 p->rng_fault_state = true;
2113 return WERR_NOT_SUPPORTED;
2116 /****************************************************************
2117 ****************************************************************/
2119 WERROR _netr_NetrEnumerateTrustedDomainsEx(struct pipes_struct *p,
2120 struct netr_NetrEnumerateTrustedDomainsEx *r)
2122 p->rng_fault_state = true;
2123 return WERR_NOT_SUPPORTED;
2126 /****************************************************************
2127 ****************************************************************/
2129 WERROR _netr_DsRAddressToSitenamesExW(struct pipes_struct *p,
2130 struct netr_DsRAddressToSitenamesExW *r)
2132 p->rng_fault_state = true;
2133 return WERR_NOT_SUPPORTED;
2136 /****************************************************************
2137 ****************************************************************/
2139 WERROR _netr_DsrGetDcSiteCoverageW(struct pipes_struct *p,
2140 struct netr_DsrGetDcSiteCoverageW *r)
2142 p->rng_fault_state = true;
2143 return WERR_NOT_SUPPORTED;
2146 /****************************************************************
2147 ****************************************************************/
2149 WERROR _netr_DsrEnumerateDomainTrusts(struct pipes_struct *p,
2150 struct netr_DsrEnumerateDomainTrusts *r)
2152 p->rng_fault_state = true;
2153 return WERR_NOT_SUPPORTED;
2156 /****************************************************************
2157 ****************************************************************/
2159 WERROR _netr_DsrDeregisterDNSHostRecords(struct pipes_struct *p,
2160 struct netr_DsrDeregisterDNSHostRecords *r)
2162 p->rng_fault_state = true;
2163 return WERR_NOT_SUPPORTED;
2166 /****************************************************************
2167 ****************************************************************/
2169 NTSTATUS _netr_ServerTrustPasswordsGet(struct pipes_struct *p,
2170 struct netr_ServerTrustPasswordsGet *r)
2172 p->rng_fault_state = true;
2173 return NT_STATUS_NOT_IMPLEMENTED;
2176 /****************************************************************
2177 ****************************************************************/
2179 WERROR _netr_DsRGetForestTrustInformation(struct pipes_struct *p,
2180 struct netr_DsRGetForestTrustInformation *r)
2182 p->rng_fault_state = true;
2183 return WERR_NOT_SUPPORTED;
2186 /****************************************************************
2187 ****************************************************************/
2189 static NTSTATUS fill_forest_trust_array(TALLOC_CTX *mem_ctx,
2190 struct lsa_ForestTrustInformation *info)
2192 struct lsa_ForestTrustRecord *e;
2193 struct pdb_domain_info *dom_info;
2194 struct lsa_ForestTrustDomainInfo *domain_info;
2196 dom_info = pdb_get_domain_info(mem_ctx);
2197 if (dom_info == NULL) {
2198 return NT_STATUS_NO_MEMORY;
2202 info->entries = talloc_array(info, struct lsa_ForestTrustRecord *, 2);
2203 if (info->entries == NULL) {
2204 return NT_STATUS_NO_MEMORY;
2207 e = talloc(info, struct lsa_ForestTrustRecord);
2209 return NT_STATUS_NO_MEMORY;
2213 e->type = LSA_FOREST_TRUST_TOP_LEVEL_NAME;
2214 e->time = 0; /* so far always 0 in trces. */
2215 e->forest_trust_data.top_level_name.string = talloc_steal(info,
2216 dom_info->dns_forest);
2218 info->entries[0] = e;
2220 e = talloc(info, struct lsa_ForestTrustRecord);
2222 return NT_STATUS_NO_MEMORY;
2225 /* TODO: check if disabled and set flags accordingly */
2227 e->type = LSA_FOREST_TRUST_DOMAIN_INFO;
2228 e->time = 0; /* so far always 0 in traces. */
2230 domain_info = &e->forest_trust_data.domain_info;
2231 domain_info->domain_sid = dom_sid_dup(info, &dom_info->sid);
2233 domain_info->dns_domain_name.string = talloc_steal(info,
2234 dom_info->dns_domain);
2235 domain_info->netbios_domain_name.string = talloc_steal(info,
2238 info->entries[1] = e;
2240 return NT_STATUS_OK;
2243 /****************************************************************
2244 _netr_GetForestTrustInformation
2245 ****************************************************************/
2247 NTSTATUS _netr_GetForestTrustInformation(struct pipes_struct *p,
2248 struct netr_GetForestTrustInformation *r)
2251 struct netlogon_creds_CredentialState *creds;
2252 struct lsa_ForestTrustInformation *info, **info_ptr;
2254 /* TODO: check server name */
2256 status = schannel_check_creds_state(p->mem_ctx, lp_private_dir(),
2257 r->in.computer_name,
2259 r->out.return_authenticator,
2261 if (!NT_STATUS_IS_OK(status)) {
2265 if ((creds->secure_channel_type != SEC_CHAN_DNS_DOMAIN) &&
2266 (creds->secure_channel_type != SEC_CHAN_DOMAIN)) {
2267 return NT_STATUS_NOT_IMPLEMENTED;
2270 info_ptr = talloc(p->mem_ctx, struct lsa_ForestTrustInformation *);
2272 return NT_STATUS_NO_MEMORY;
2274 info = talloc_zero(info_ptr, struct lsa_ForestTrustInformation);
2276 return NT_STATUS_NO_MEMORY;
2279 status = fill_forest_trust_array(p->mem_ctx, info);
2280 if (!NT_STATUS_IS_OK(status)) {
2285 r->out.forest_trust_info = info_ptr;
2287 return NT_STATUS_OK;
2290 /****************************************************************
2291 ****************************************************************/
2293 static NTSTATUS get_password_from_trustAuth(TALLOC_CTX *mem_ctx,
2294 const DATA_BLOB *trustAuth_blob,
2295 const DATA_BLOB *session_key,
2296 struct samr_Password *current_pw_enc,
2297 struct samr_Password *previous_pw_enc)
2299 enum ndr_err_code ndr_err;
2300 struct trustAuthInOutBlob trustAuth;
2302 ndr_err = ndr_pull_struct_blob_all(trustAuth_blob, mem_ctx, &trustAuth,
2303 (ndr_pull_flags_fn_t)ndr_pull_trustAuthInOutBlob);
2304 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
2305 return NT_STATUS_UNSUCCESSFUL;
2309 if (trustAuth.count != 0 && trustAuth.current.count != 0 &&
2310 trustAuth.current.array[0].AuthType == TRUST_AUTH_TYPE_CLEAR) {
2311 mdfour(previous_pw_enc->hash,
2312 trustAuth.current.array[0].AuthInfo.clear.password,
2313 trustAuth.current.array[0].AuthInfo.clear.size);
2315 return NT_STATUS_UNSUCCESSFUL;
2318 arcfour_crypt_blob(current_pw_enc->hash, sizeof(current_pw_enc->hash),
2321 if (trustAuth.previous.count != 0 &&
2322 trustAuth.previous.array[0].AuthType == TRUST_AUTH_TYPE_CLEAR) {
2323 mdfour(previous_pw_enc->hash,
2324 trustAuth.previous.array[0].AuthInfo.clear.password,
2325 trustAuth.previous.array[0].AuthInfo.clear.size);
2327 mdfour(previous_pw_enc->hash, NULL, 0);
2329 arcfour_crypt_blob(previous_pw_enc->hash, sizeof(previous_pw_enc->hash),
2332 return NT_STATUS_OK;
2335 /****************************************************************
2336 _netr_ServerGetTrustInfo
2337 ****************************************************************/
2339 NTSTATUS _netr_ServerGetTrustInfo(struct pipes_struct *p,
2340 struct netr_ServerGetTrustInfo *r)
2343 struct netlogon_creds_CredentialState *creds;
2345 size_t account_name_last;
2347 struct netr_TrustInfo *trust_info;
2348 struct pdb_trusted_domain *td;
2349 DATA_BLOB trustAuth_blob;
2350 struct samr_Password *new_owf_enc;
2351 struct samr_Password *old_owf_enc;
2352 DATA_BLOB session_key;
2354 /* TODO: check server name */
2356 status = schannel_check_creds_state(p->mem_ctx, lp_private_dir(),
2357 r->in.computer_name,
2359 r->out.return_authenticator,
2361 if (!NT_STATUS_IS_OK(status)) {
2365 account_name = talloc_strdup(p->mem_ctx, r->in.account_name);
2366 if (account_name == NULL) {
2367 return NT_STATUS_NO_MEMORY;
2370 account_name_last = strlen(account_name);
2371 if (account_name_last == 0) {
2372 return NT_STATUS_INVALID_PARAMETER;
2374 account_name_last--;
2375 if (account_name[account_name_last] == '.') {
2376 account_name[account_name_last] = '\0';
2379 if ((creds->secure_channel_type != SEC_CHAN_DNS_DOMAIN) &&
2380 (creds->secure_channel_type != SEC_CHAN_DOMAIN)) {
2388 account_name_last = strlen(account_name);
2389 if (account_name_last == 0) {
2390 return NT_STATUS_INVALID_PARAMETER;
2392 account_name_last--;
2393 if (account_name[account_name_last] == '$') {
2394 account_name[account_name_last] = '\0';
2397 status = pdb_get_trusted_domain(p->mem_ctx, account_name, &td);
2398 if (!NT_STATUS_IS_OK(status)) {
2402 if (r->out.trust_info != NULL) {
2403 trust_info = talloc_zero(p->mem_ctx, struct netr_TrustInfo);
2404 if (trust_info == NULL) {
2405 return NT_STATUS_NO_MEMORY;
2407 trust_info->count = 1;
2409 trust_info->data = talloc_array(trust_info, uint32_t, 1);
2410 if (trust_info->data == NULL) {
2411 return NT_STATUS_NO_MEMORY;
2413 trust_info->data[0] = td->trust_attributes;
2415 *r->out.trust_info = trust_info;
2418 new_owf_enc = talloc_zero(p->mem_ctx, struct samr_Password);
2419 old_owf_enc = talloc_zero(p->mem_ctx, struct samr_Password);
2420 if (new_owf_enc == NULL || old_owf_enc == NULL) {
2421 return NT_STATUS_NO_MEMORY;
2424 /* TODO: which trustAuth shall we use if we have in/out trust or do they have to
2426 if (td->trust_direction & NETR_TRUST_FLAG_INBOUND) {
2427 trustAuth_blob = td->trust_auth_incoming;
2428 } else if (td->trust_direction & NETR_TRUST_FLAG_OUTBOUND) {
2429 trustAuth_blob = td->trust_auth_outgoing;
2432 session_key.data = creds->session_key;
2433 session_key.length = sizeof(creds->session_key);
2434 status = get_password_from_trustAuth(p->mem_ctx, &trustAuth_blob,
2436 new_owf_enc, old_owf_enc);
2438 if (!NT_STATUS_IS_OK(status)) {
2442 r->out.new_owf_password = new_owf_enc;
2443 r->out.old_owf_password = old_owf_enc;
2445 /* TODO: look for machine password */
2446 r->out.new_owf_password = NULL;
2447 r->out.old_owf_password = NULL;
2449 return NT_STATUS_NOT_IMPLEMENTED;
2452 return NT_STATUS_OK;
2455 /****************************************************************
2456 ****************************************************************/
2458 NTSTATUS _netr_Unused47(struct pipes_struct *p,
2459 struct netr_Unused47 *r)
2461 p->rng_fault_state = true;
2462 return NT_STATUS_NOT_IMPLEMENTED;
2465 /****************************************************************
2466 ****************************************************************/
2468 NTSTATUS _netr_DsrUpdateReadOnlyServerDnsRecords(struct pipes_struct *p,
2469 struct netr_DsrUpdateReadOnlyServerDnsRecords *r)
2471 p->rng_fault_state = true;
2472 return NT_STATUS_NOT_IMPLEMENTED;