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.
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 extern userdom_struct current_user_info;
32 #define DBGC_CLASS DBGC_RPC_SRV
34 /*************************************************************************
36 *************************************************************************/
38 static void init_net_r_req_chal(struct netr_Credential *r,
39 struct netr_Credential *srv_chal)
41 DEBUG(6,("init_net_r_req_chal: %d\n", __LINE__));
43 memcpy(r->data, srv_chal->data, sizeof(r->data));
46 /*******************************************************************
47 Inits a netr_NETLOGON_INFO_1 structure.
48 ********************************************************************/
50 static void init_netlogon_info1(struct netr_NETLOGON_INFO_1 *r,
52 uint32_t pdc_connection_status)
55 r->pdc_connection_status = pdc_connection_status;
58 /*******************************************************************
59 Inits a netr_NETLOGON_INFO_2 structure.
60 ********************************************************************/
62 static void init_netlogon_info2(struct netr_NETLOGON_INFO_2 *r,
64 uint32_t pdc_connection_status,
65 const char *trusted_dc_name,
66 uint32_t tc_connection_status)
69 r->pdc_connection_status = pdc_connection_status;
70 r->trusted_dc_name = trusted_dc_name;
71 r->tc_connection_status = tc_connection_status;
74 /*******************************************************************
75 Inits a netr_NETLOGON_INFO_3 structure.
76 ********************************************************************/
78 static void init_netlogon_info3(struct netr_NETLOGON_INFO_3 *r,
80 uint32_t logon_attempts)
83 r->logon_attempts = logon_attempts;
86 /*************************************************************************
88 *************************************************************************/
90 WERROR _netr_LogonControl(pipes_struct *p,
91 struct netr_LogonControl *r)
93 struct netr_NETLOGON_INFO_1 *info1;
95 uint32_t pdc_connection_status = W_ERROR_V(WERR_OK);
97 /* Setup the Logon Control response */
99 switch (r->in.level) {
101 info1 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_1);
105 init_netlogon_info1(info1,
107 pdc_connection_status);
108 r->out.info->info1 = info1;
111 return WERR_UNKNOWN_LEVEL;
117 /****************************************************************************
118 Send a message to smbd to do a sam synchronisation
119 **************************************************************************/
121 static void send_sync_message(void)
123 DEBUG(3, ("sending sam synchronisation message\n"));
124 message_send_all(smbd_messaging_context(), MSG_SMB_SAM_SYNC, NULL, 0,
128 /*************************************************************************
130 *************************************************************************/
132 WERROR _netr_LogonControl2(pipes_struct *p,
133 struct netr_LogonControl2 *r)
136 uint32 pdc_connection_status = 0x0;
137 uint32 logon_attempts = 0x0;
140 const char *dc_name = NULL;
141 struct sockaddr_storage dc_ss;
142 const char *domain = NULL;
143 struct netr_NETLOGON_INFO_1 *info1;
144 struct netr_NETLOGON_INFO_2 *info2;
145 struct netr_NETLOGON_INFO_3 *info3;
147 tc_status = W_ERROR_V(WERR_NO_SUCH_DOMAIN);
149 switch (r->in.function_code) {
150 case NETLOGON_CONTROL_TC_QUERY:
151 domain = r->in.data->domain;
153 if ( !is_trusted_domain( domain ) )
156 if ( !get_dc_name( domain, NULL, dc_name2, &dc_ss ) ) {
157 tc_status = W_ERROR_V(WERR_NO_LOGON_SERVERS);
161 dc_name = talloc_asprintf(p->mem_ctx, "\\\\%s", dc_name2);
166 tc_status = W_ERROR_V(WERR_OK);
170 case NETLOGON_CONTROL_REDISCOVER:
171 domain = r->in.data->domain;
173 if ( !is_trusted_domain( domain ) )
176 if ( !get_dc_name( domain, NULL, dc_name2, &dc_ss ) ) {
177 tc_status = W_ERROR_V(WERR_NO_LOGON_SERVERS);
181 dc_name = talloc_asprintf(p->mem_ctx, "\\\\%s", dc_name2);
186 tc_status = W_ERROR_V(WERR_OK);
191 /* no idea what this should be */
192 DEBUG(0,("_netr_LogonControl2: unimplemented function level [%d]\n",
193 r->in.function_code));
194 return WERR_UNKNOWN_LEVEL;
197 /* prepare the response */
199 switch (r->in.level) {
201 info1 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_1);
202 W_ERROR_HAVE_NO_MEMORY(info1);
204 init_netlogon_info1(info1,
206 pdc_connection_status);
207 r->out.query->info1 = info1;
210 info2 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_2);
211 W_ERROR_HAVE_NO_MEMORY(info2);
213 init_netlogon_info2(info2,
215 pdc_connection_status,
218 r->out.query->info2 = info2;
221 info3 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_3);
222 W_ERROR_HAVE_NO_MEMORY(info3);
224 init_netlogon_info3(info3,
227 r->out.query->info3 = info3;
230 return WERR_UNKNOWN_LEVEL;
233 if (lp_server_role() == ROLE_DOMAIN_BDC) {
240 /*************************************************************************
241 _netr_NetrEnumerateTrustedDomains
242 *************************************************************************/
244 WERROR _netr_NetrEnumerateTrustedDomains(pipes_struct *p,
245 struct netr_NetrEnumerateTrustedDomains *r)
247 struct netr_Blob trusted_domains_blob;
250 DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
252 /* set up the Trusted Domain List response */
254 blob = data_blob_talloc_zero(p->mem_ctx, 2);
255 trusted_domains_blob.data = blob.data;
256 trusted_domains_blob.length = blob.length;
258 DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
260 *r->out.trusted_domains_blob = trusted_domains_blob;
265 /******************************************************************
266 gets a machine password entry. checks access rights of the host.
267 ******************************************************************/
269 static NTSTATUS get_md4pw(char *md4pw, const char *mach_acct, uint16 sec_chan_type)
271 struct samu *sampass = NULL;
277 char addr[INET6_ADDRSTRLEN];
280 * Currently this code is redundent as we already have a filter
281 * by hostname list. What this code really needs to do is to
282 * get a hosts allowed/hosts denied list from the SAM database
283 * on a per user basis, and make the access decision there.
284 * I will leave this code here for now as a reminder to implement
285 * this at a later date. JRA.
288 if (!allow_access(lp_domain_hostsdeny(), lp_domain_hostsallow(),
289 client_name(get_client_fd()),
290 client_addr(get_client_fd(),addr,sizeof(addr)))) {
291 DEBUG(0,("get_md4pw: Workstation %s denied access to domain\n", mach_acct));
296 if ( !(sampass = samu_new( NULL )) ) {
297 return NT_STATUS_NO_MEMORY;
300 /* JRA. This is ok as it is only used for generating the challenge. */
302 ret = pdb_getsampwnam(sampass, mach_acct);
306 DEBUG(0,("get_md4pw: Workstation %s: no account in domain\n", mach_acct));
307 TALLOC_FREE(sampass);
308 return NT_STATUS_ACCESS_DENIED;
311 acct_ctrl = pdb_get_acct_ctrl(sampass);
312 if (acct_ctrl & ACB_DISABLED) {
313 DEBUG(0,("get_md4pw: Workstation %s: account is disabled\n", mach_acct));
314 TALLOC_FREE(sampass);
315 return NT_STATUS_ACCOUNT_DISABLED;
318 if (!(acct_ctrl & ACB_SVRTRUST) &&
319 !(acct_ctrl & ACB_WSTRUST) &&
320 !(acct_ctrl & ACB_DOMTRUST))
322 DEBUG(0,("get_md4pw: Workstation %s: account is not a trust account\n", mach_acct));
323 TALLOC_FREE(sampass);
324 return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
327 switch (sec_chan_type) {
329 if (!(acct_ctrl & ACB_SVRTRUST)) {
330 DEBUG(0,("get_md4pw: Workstation %s: BDC secure channel requested "
331 "but not a server trust account\n", mach_acct));
332 TALLOC_FREE(sampass);
333 return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
337 if (!(acct_ctrl & ACB_WSTRUST)) {
338 DEBUG(0,("get_md4pw: Workstation %s: WORKSTATION secure channel requested "
339 "but not a workstation trust account\n", mach_acct));
340 TALLOC_FREE(sampass);
341 return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
344 case SEC_CHAN_DOMAIN:
345 if (!(acct_ctrl & ACB_DOMTRUST)) {
346 DEBUG(0,("get_md4pw: Workstation %s: DOMAIN secure channel requested "
347 "but not a interdomain trust account\n", mach_acct));
348 TALLOC_FREE(sampass);
349 return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
356 if ((pass = pdb_get_nt_passwd(sampass)) == NULL) {
357 DEBUG(0,("get_md4pw: Workstation %s: account does not have a password\n", mach_acct));
358 TALLOC_FREE(sampass);
359 return NT_STATUS_LOGON_FAILURE;
362 memcpy(md4pw, pass, 16);
363 dump_data(5, (uint8 *)md4pw, 16);
365 TALLOC_FREE(sampass);
372 /*************************************************************************
373 _netr_ServerReqChallenge
374 *************************************************************************/
376 NTSTATUS _netr_ServerReqChallenge(pipes_struct *p,
377 struct netr_ServerReqChallenge *r)
380 p->dc = TALLOC_ZERO_P(p, struct dcinfo);
382 return NT_STATUS_NO_MEMORY;
385 DEBUG(10,("_netr_ServerReqChallenge: new challenge requested. Clearing old state.\n"));
389 fstrcpy(p->dc->remote_machine, r->in.computer_name);
391 /* Save the client challenge to the server. */
392 memcpy(p->dc->clnt_chal.data, r->in.credentials->data,
393 sizeof(r->in.credentials->data));
395 /* Create a server challenge for the client */
396 /* Set this to a random value. */
397 generate_random_buffer(p->dc->srv_chal.data, 8);
399 /* set up the LSA REQUEST CHALLENGE response */
400 init_net_r_req_chal(r->out.return_credentials, &p->dc->srv_chal);
402 p->dc->challenge_sent = True;
407 /*************************************************************************
408 _netr_ServerAuthenticate
409 Create the initial credentials.
410 *************************************************************************/
412 NTSTATUS _netr_ServerAuthenticate(pipes_struct *p,
413 struct netr_ServerAuthenticate *r)
416 struct netr_Credential srv_chal_out;
418 if (!p->dc || !p->dc->challenge_sent) {
419 return NT_STATUS_ACCESS_DENIED;
422 status = get_md4pw((char *)p->dc->mach_pw,
424 r->in.secure_channel_type);
425 if (!NT_STATUS_IS_OK(status)) {
426 DEBUG(0,("_netr_ServerAuthenticate: get_md4pw failed. Failed to "
427 "get password for machine account %s "
428 "from client %s: %s\n",
431 nt_errstr(status) ));
432 /* always return NT_STATUS_ACCESS_DENIED */
433 return NT_STATUS_ACCESS_DENIED;
436 /* From the client / server challenges and md4 password, generate sess key */
437 creds_server_init(0, /* No neg flags. */
439 &p->dc->clnt_chal, /* Stored client chal. */
440 &p->dc->srv_chal, /* Stored server chal. */
444 /* Check client credentials are valid. */
445 if (!netlogon_creds_server_check(p->dc, r->in.credentials)) {
446 DEBUG(0,("_netr_ServerAuthenticate: netlogon_creds_server_check failed. Rejecting auth "
447 "request from client %s machine account %s\n",
449 r->in.account_name));
450 return NT_STATUS_ACCESS_DENIED;
453 fstrcpy(p->dc->mach_acct, r->in.account_name);
454 fstrcpy(p->dc->remote_machine, r->in.computer_name);
455 p->dc->authenticated = True;
457 /* set up the LSA AUTH response */
458 /* Return the server credentials. */
460 memcpy(r->out.return_credentials->data, &srv_chal_out.data,
461 sizeof(r->out.return_credentials->data));
466 /*************************************************************************
467 _netr_ServerAuthenticate2
468 *************************************************************************/
470 NTSTATUS _netr_ServerAuthenticate2(pipes_struct *p,
471 struct netr_ServerAuthenticate2 *r)
475 struct netr_Credential srv_chal_out;
477 /* According to Microsoft (see bugid #6099)
478 * Windows 7 looks at the negotiate_flags
479 * returned in this structure *even if the
480 * call fails with access denied ! So in order
481 * to allow Win7 to connect to a Samba NT style
482 * PDC we set the flags before we know if it's
487 srv_flgs = NETLOGON_NEG_ACCOUNT_LOCKOUT |
488 NETLOGON_NEG_PERSISTENT_SAMREPL |
489 NETLOGON_NEG_ARCFOUR |
490 NETLOGON_NEG_PROMOTION_COUNT |
491 NETLOGON_NEG_CHANGELOG_BDC |
492 NETLOGON_NEG_FULL_SYNC_REPL |
493 NETLOGON_NEG_MULTIPLE_SIDS |
495 NETLOGON_NEG_PASSWORD_CHANGE_REFUSAL;
497 if (lp_server_schannel() != false) {
498 srv_flgs |= NETLOGON_NEG_SCHANNEL;
501 /* We use this as the key to store the creds: */
502 /* r->in.computer_name */
504 if (!p->dc || !p->dc->challenge_sent) {
505 DEBUG(0,("_netr_ServerAuthenticate2: no challenge sent to client %s\n",
506 r->in.computer_name));
507 *r->out.negotiate_flags = srv_flgs;
508 return NT_STATUS_ACCESS_DENIED;
511 if ( (lp_server_schannel() == true) &&
512 ((*r->in.negotiate_flags & NETLOGON_NEG_SCHANNEL) == 0) ) {
514 /* schannel must be used, but client did not offer it. */
515 DEBUG(0,("_netr_ServerAuthenticate2: schannel required but client failed "
516 "to offer it. Client was %s\n",
517 r->in.account_name));
518 *r->out.negotiate_flags = srv_flgs;
519 return NT_STATUS_ACCESS_DENIED;
522 status = get_md4pw((char *)p->dc->mach_pw,
524 r->in.secure_channel_type);
525 if (!NT_STATUS_IS_OK(status)) {
526 DEBUG(0,("_netr_ServerAuthenticate2: failed to get machine password for "
528 r->in.account_name, nt_errstr(status) ));
529 /* always return NT_STATUS_ACCESS_DENIED */
530 *r->out.negotiate_flags = srv_flgs;
531 return NT_STATUS_ACCESS_DENIED;
534 /* From the client / server challenges and md4 password, generate sess key */
535 creds_server_init(*r->in.negotiate_flags,
537 &p->dc->clnt_chal, /* Stored client chal. */
538 &p->dc->srv_chal, /* Stored server chal. */
542 /* Check client credentials are valid. */
543 if (!netlogon_creds_server_check(p->dc, r->in.credentials)) {
544 DEBUG(0,("_netr_ServerAuthenticate2: netlogon_creds_server_check failed. Rejecting auth "
545 "request from client %s machine account %s\n",
547 r->in.account_name));
548 *r->out.negotiate_flags = srv_flgs;
549 return NT_STATUS_ACCESS_DENIED;
551 /* set up the LSA AUTH 2 response */
552 memcpy(r->out.return_credentials->data, &srv_chal_out.data,
553 sizeof(r->out.return_credentials->data));
555 fstrcpy(p->dc->mach_acct, r->in.account_name);
556 fstrcpy(p->dc->remote_machine, r->in.computer_name);
557 fstrcpy(p->dc->domain, lp_workgroup() );
559 p->dc->authenticated = True;
561 /* Store off the state so we can continue after client disconnect. */
563 secrets_store_schannel_session_info(p->mem_ctx,
568 *r->out.negotiate_flags = srv_flgs;
573 /*************************************************************************
574 _netr_ServerPasswordSet
575 *************************************************************************/
577 NTSTATUS _netr_ServerPasswordSet(pipes_struct *p,
578 struct netr_ServerPasswordSet *r)
580 NTSTATUS status = NT_STATUS_OK;
581 fstring remote_machine;
582 struct samu *sampass=NULL;
584 unsigned char pwd[16];
587 struct netr_Authenticator cred_out;
590 DEBUG(5,("_netr_ServerPasswordSet: %d\n", __LINE__));
592 /* We need the remote machine name for the creds lookup. */
593 fstrcpy(remote_machine, r->in.computer_name);
595 if ( (lp_server_schannel() == True) && (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) ) {
596 /* 'server schannel = yes' should enforce use of
597 schannel, the client did offer it in auth2, but
598 obviously did not use it. */
599 DEBUG(0,("_netr_ServerPasswordSet: client %s not using schannel for netlogon\n",
601 return NT_STATUS_ACCESS_DENIED;
605 /* Restore the saved state of the netlogon creds. */
607 ret = secrets_restore_schannel_session_info(p, remote_machine,
611 return NT_STATUS_INVALID_HANDLE;
615 if (!p->dc || !p->dc->authenticated) {
616 return NT_STATUS_INVALID_HANDLE;
619 DEBUG(3,("_netr_ServerPasswordSet: Server Password Set by remote machine:[%s] on account [%s]\n",
620 remote_machine, p->dc->mach_acct));
622 /* Step the creds chain forward. */
623 if (!netlogon_creds_server_step(p->dc, r->in.credential, &cred_out)) {
624 DEBUG(2,("_netr_ServerPasswordSet: netlogon_creds_server_step failed. Rejecting auth "
625 "request from client %s machine account %s\n",
626 remote_machine, p->dc->mach_acct ));
627 return NT_STATUS_INVALID_PARAMETER;
630 /* We must store the creds state after an update. */
631 sampass = samu_new( NULL );
633 return NT_STATUS_NO_MEMORY;
637 secrets_store_schannel_session_info(p, remote_machine, p->dc);
638 ret = pdb_getsampwnam(sampass, p->dc->mach_acct);
642 TALLOC_FREE(sampass);
643 return NT_STATUS_ACCESS_DENIED;
646 /* Ensure the account exists and is a machine account. */
648 acct_ctrl = pdb_get_acct_ctrl(sampass);
650 if (!(acct_ctrl & ACB_WSTRUST ||
651 acct_ctrl & ACB_SVRTRUST ||
652 acct_ctrl & ACB_DOMTRUST)) {
653 TALLOC_FREE(sampass);
654 return NT_STATUS_NO_SUCH_USER;
657 if (pdb_get_acct_ctrl(sampass) & ACB_DISABLED) {
658 TALLOC_FREE(sampass);
659 return NT_STATUS_ACCOUNT_DISABLED;
662 /* Woah - what does this to to the credential chain ? JRA */
663 cred_hash3(pwd, r->in.new_password->hash, p->dc->sess_key, 0);
665 DEBUG(100,("_netr_ServerPasswordSet: new given value was :\n"));
666 for(i = 0; i < sizeof(pwd); i++)
667 DEBUG(100,("%02X ", pwd[i]));
670 old_pw = pdb_get_nt_passwd(sampass);
672 if (old_pw && memcmp(pwd, old_pw, 16) == 0) {
673 /* Avoid backend modificiations and other fun if the
674 client changed the password to the *same thing* */
679 /* LM password should be NULL for machines */
680 if (!pdb_set_lanman_passwd(sampass, NULL, PDB_CHANGED)) {
681 TALLOC_FREE(sampass);
682 return NT_STATUS_NO_MEMORY;
685 if (!pdb_set_nt_passwd(sampass, pwd, PDB_CHANGED)) {
686 TALLOC_FREE(sampass);
687 return NT_STATUS_NO_MEMORY;
690 if (!pdb_set_pass_last_set_time(sampass, time(NULL), PDB_CHANGED)) {
691 TALLOC_FREE(sampass);
692 /* Not quite sure what this one qualifies as, but this will do */
693 return NT_STATUS_UNSUCCESSFUL;
697 status = pdb_update_sam_account(sampass);
701 /* set up the LSA Server Password Set response */
703 memcpy(r->out.return_authenticator, &cred_out,
704 sizeof(*(r->out.return_authenticator)));
706 TALLOC_FREE(sampass);
710 /*************************************************************************
712 *************************************************************************/
714 NTSTATUS _netr_LogonSamLogoff(pipes_struct *p,
715 struct netr_LogonSamLogoff *r)
717 if ( (lp_server_schannel() == True) && (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) ) {
718 /* 'server schannel = yes' should enforce use of
719 schannel, the client did offer it in auth2, but
720 obviously did not use it. */
721 DEBUG(0,("_netr_LogonSamLogoff: client %s not using schannel for netlogon\n",
722 get_remote_machine_name() ));
723 return NT_STATUS_ACCESS_DENIED;
727 /* Using the remote machine name for the creds store: */
728 /* r->in.computer_name */
731 /* Restore the saved state of the netlogon creds. */
735 ret = secrets_restore_schannel_session_info(
736 p, r->in.computer_name, &p->dc);
739 return NT_STATUS_INVALID_HANDLE;
743 if (!p->dc || !p->dc->authenticated) {
744 return NT_STATUS_INVALID_HANDLE;
747 /* checks and updates credentials. creates reply credentials */
748 if (!netlogon_creds_server_step(p->dc, r->in.credential, r->out.return_authenticator)) {
749 DEBUG(2,("_netr_LogonSamLogoff: netlogon_creds_server_step failed. Rejecting auth "
750 "request from client %s machine account %s\n",
751 r->in.computer_name, p->dc->mach_acct ));
752 return NT_STATUS_INVALID_PARAMETER;
755 /* We must store the creds state after an update. */
757 secrets_store_schannel_session_info(p, r->in.computer_name, p->dc);
763 /*************************************************************************
765 *************************************************************************/
767 NTSTATUS _netr_LogonSamLogon(pipes_struct *p,
768 struct netr_LogonSamLogon *r)
770 NTSTATUS status = NT_STATUS_OK;
771 struct netr_SamInfo3 *sam3 = NULL;
772 union netr_LogonInfo *logon = r->in.logon;
773 fstring nt_username, nt_domain, nt_workstation;
774 auth_usersupplied_info *user_info = NULL;
775 auth_serversupplied_info *server_info = NULL;
776 struct auth_context *auth_context = NULL;
777 uint8_t pipe_session_key[16];
778 bool process_creds = true;
780 switch (p->hdr_req.opnum) {
781 case NDR_NETR_LOGONSAMLOGON:
782 process_creds = true;
784 case NDR_NETR_LOGONSAMLOGONEX:
786 process_creds = false;
789 if ( (lp_server_schannel() == True) && (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) ) {
790 /* 'server schannel = yes' should enforce use of
791 schannel, the client did offer it in auth2, but
792 obviously did not use it. */
793 DEBUG(0,("_netr_LogonSamLogon: client %s not using schannel for netlogon\n",
794 get_remote_machine_name() ));
795 return NT_STATUS_ACCESS_DENIED;
798 sam3 = TALLOC_ZERO_P(p->mem_ctx, struct netr_SamInfo3);
800 return NT_STATUS_NO_MEMORY;
803 /* store the user information, if there is any. */
804 r->out.validation->sam3 = sam3;
805 *r->out.authoritative = true; /* authoritative response */
806 if (r->in.validation_level != 2 && r->in.validation_level != 3) {
807 DEBUG(0,("_netr_LogonSamLogon: bad validation_level value %d.\n",
808 (int)r->in.validation_level));
809 return NT_STATUS_ACCESS_DENIED;
814 /* Get the remote machine name for the creds store. */
815 /* Note this is the remote machine this request is coming from (member server),
816 not neccessarily the workstation name the user is logging onto.
820 /* Restore the saved state of the netlogon creds. */
824 ret = secrets_restore_schannel_session_info(
825 p, r->in.computer_name, &p->dc);
828 return NT_STATUS_INVALID_HANDLE;
832 if (!p->dc || !p->dc->authenticated) {
833 return NT_STATUS_INVALID_HANDLE;
836 /* checks and updates credentials. creates reply credentials */
837 if (!netlogon_creds_server_step(p->dc, r->in.credential, r->out.return_authenticator)) {
838 DEBUG(2,("_netr_LogonSamLogon: creds_server_step failed. Rejecting auth "
839 "request from client %s machine account %s\n",
840 r->in.computer_name, p->dc->mach_acct ));
841 return NT_STATUS_INVALID_PARAMETER;
844 /* We must store the creds state after an update. */
846 secrets_store_schannel_session_info(p, r->in.computer_name, p->dc);
850 switch (r->in.logon_level) {
851 case INTERACTIVE_LOGON_TYPE:
853 logon->password->identity_info.account_name.string);
855 logon->password->identity_info.domain_name.string);
856 fstrcpy(nt_workstation,
857 logon->password->identity_info.workstation.string);
859 DEBUG(3,("SAM Logon (Interactive). Domain:[%s]. ", lp_workgroup()));
863 logon->network->identity_info.account_name.string);
865 logon->network->identity_info.domain_name.string);
866 fstrcpy(nt_workstation,
867 logon->network->identity_info.workstation.string);
869 DEBUG(3,("SAM Logon (Network). Domain:[%s]. ", lp_workgroup()));
872 DEBUG(2,("SAM Logon: unsupported switch value\n"));
873 return NT_STATUS_INVALID_INFO_CLASS;
876 DEBUG(3,("User:[%s@%s] Requested Domain:[%s]\n", nt_username, nt_workstation, nt_domain));
877 fstrcpy(current_user_info.smb_name, nt_username);
878 sub_set_smb_name(nt_username);
880 DEBUG(5,("Attempting validation level %d for unmapped username %s.\n",
881 r->in.validation_level, nt_username));
883 status = NT_STATUS_OK;
885 switch (r->in.logon_level) {
888 const char *wksname = nt_workstation;
890 status = make_auth_context_fixed(&auth_context,
891 logon->network->challenge);
892 if (!NT_STATUS_IS_OK(status)) {
896 /* For a network logon, the workstation name comes in with two
897 * backslashes in the front. Strip them if they are there. */
899 if (*wksname == '\\') wksname++;
900 if (*wksname == '\\') wksname++;
902 /* Standard challenge/response authenticaion */
903 if (!make_user_info_netlogon_network(&user_info,
904 nt_username, nt_domain,
906 logon->network->identity_info.parameter_control,
907 logon->network->lm.data,
908 logon->network->lm.length,
909 logon->network->nt.data,
910 logon->network->nt.length)) {
911 status = NT_STATUS_NO_MEMORY;
915 case INTERACTIVE_LOGON_TYPE:
916 /* 'Interactive' authentication, supplies the password in its
917 MD4 form, encrypted with the session key. We will convert
918 this to challenge/response for the auth subsystem to chew
923 if (!NT_STATUS_IS_OK(status = make_auth_context_subsystem(&auth_context))) {
927 chal = auth_context->get_ntlm_challenge(auth_context);
929 if (!make_user_info_netlogon_interactive(&user_info,
930 nt_username, nt_domain,
932 logon->password->identity_info.parameter_control,
934 logon->password->lmpassword.hash,
935 logon->password->ntpassword.hash,
937 status = NT_STATUS_NO_MEMORY;
942 DEBUG(2,("SAM Logon: unsupported switch value\n"));
943 return NT_STATUS_INVALID_INFO_CLASS;
946 if ( NT_STATUS_IS_OK(status) ) {
947 status = auth_context->check_ntlm_password(auth_context,
948 user_info, &server_info);
951 (auth_context->free)(&auth_context);
952 free_user_info(&user_info);
954 DEBUG(5,("_netr_LogonSamLogon: check_password returned status %s\n",
957 /* Check account and password */
959 if (!NT_STATUS_IS_OK(status)) {
960 /* If we don't know what this domain is, we need to
961 indicate that we are not authoritative. This
962 allows the client to decide if it needs to try
963 a local user. Fix by jpjanosi@us.ibm.com, #2976 */
964 if ( NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)
965 && !strequal(nt_domain, get_global_sam_name())
966 && !is_trusted_domain(nt_domain) )
967 *r->out.authoritative = false; /* We are not authoritative */
969 TALLOC_FREE(server_info);
973 if (server_info->guest) {
974 /* We don't like guest domain logons... */
975 DEBUG(5,("_netr_LogonSamLogon: Attempted domain logon as GUEST "
977 TALLOC_FREE(server_info);
978 return NT_STATUS_LOGON_FAILURE;
981 /* This is the point at which, if the login was successful, that
982 the SAM Local Security Authority should record that the user is
983 logged in to the domain. */
986 /* Get the pipe session key from the creds. */
987 memcpy(pipe_session_key, p->dc->sess_key, 16);
989 /* Get the pipe session key from the schannel. */
990 if ((p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL)
991 || (p->auth.a_u.schannel_auth == NULL)) {
992 return NT_STATUS_INVALID_HANDLE;
994 memcpy(pipe_session_key, p->auth.a_u.schannel_auth->sess_key, 16);
997 status = serverinfo_to_SamInfo3(server_info, pipe_session_key, sam3);
998 TALLOC_FREE(server_info);
1002 /*************************************************************************
1003 _netr_LogonSamLogonEx
1004 - no credential chaining. Map into net sam logon.
1005 *************************************************************************/
1007 NTSTATUS _netr_LogonSamLogonEx(pipes_struct *p,
1008 struct netr_LogonSamLogonEx *r)
1010 struct netr_LogonSamLogon q;
1012 /* Only allow this if the pipe is protected. */
1013 if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) {
1014 DEBUG(0,("_net_sam_logon_ex: client %s not using schannel for netlogon\n",
1015 get_remote_machine_name() ));
1016 return NT_STATUS_INVALID_PARAMETER;
1019 q.in.server_name = r->in.server_name;
1020 q.in.computer_name = r->in.computer_name;
1021 q.in.logon_level = r->in.logon_level;
1022 q.in.logon = r->in.logon;
1023 q.in.validation_level = r->in.validation_level;
1024 /* we do not handle the flags */
1025 /* = r->in.flags; */
1027 q.out.validation = r->out.validation;
1028 q.out.authoritative = r->out.authoritative;
1029 /* we do not handle the flags */
1030 /* = r->out.flags; */
1032 return _netr_LogonSamLogon(p, &q);
1035 /*************************************************************************
1037 *************************************************************************/
1038 #if 0 /* JERRY -- not correct */
1039 NTSTATUS _ds_enum_dom_trusts(pipes_struct *p, DS_Q_ENUM_DOM_TRUSTS *q_u,
1040 DS_R_ENUM_DOM_TRUSTS *r_u)
1042 NTSTATUS status = NT_STATUS_OK;
1044 /* TODO: According to MSDN, the can only be executed against a
1045 DC or domain member running Windows 2000 or later. Need
1046 to test against a standalone 2k server and see what it
1047 does. A windows 2000 DC includes its own domain in the
1055 /****************************************************************
1056 ****************************************************************/
1058 WERROR _netr_LogonUasLogon(pipes_struct *p,
1059 struct netr_LogonUasLogon *r)
1061 p->rng_fault_state = true;
1062 return WERR_NOT_SUPPORTED;
1065 /****************************************************************
1066 ****************************************************************/
1068 WERROR _netr_LogonUasLogoff(pipes_struct *p,
1069 struct netr_LogonUasLogoff *r)
1071 p->rng_fault_state = true;
1072 return WERR_NOT_SUPPORTED;
1075 /****************************************************************
1076 ****************************************************************/
1078 NTSTATUS _netr_DatabaseDeltas(pipes_struct *p,
1079 struct netr_DatabaseDeltas *r)
1081 p->rng_fault_state = true;
1082 return NT_STATUS_NOT_IMPLEMENTED;
1085 /****************************************************************
1086 ****************************************************************/
1088 NTSTATUS _netr_DatabaseSync(pipes_struct *p,
1089 struct netr_DatabaseSync *r)
1091 p->rng_fault_state = true;
1092 return NT_STATUS_NOT_IMPLEMENTED;
1095 /****************************************************************
1096 ****************************************************************/
1098 NTSTATUS _netr_AccountDeltas(pipes_struct *p,
1099 struct netr_AccountDeltas *r)
1101 p->rng_fault_state = true;
1102 return NT_STATUS_NOT_IMPLEMENTED;
1105 /****************************************************************
1106 ****************************************************************/
1108 NTSTATUS _netr_AccountSync(pipes_struct *p,
1109 struct netr_AccountSync *r)
1111 p->rng_fault_state = true;
1112 return NT_STATUS_NOT_IMPLEMENTED;
1115 /****************************************************************
1116 ****************************************************************/
1118 WERROR _netr_GetDcName(pipes_struct *p,
1119 struct netr_GetDcName *r)
1121 p->rng_fault_state = true;
1122 return WERR_NOT_SUPPORTED;
1125 /****************************************************************
1126 ****************************************************************/
1128 WERROR _netr_GetAnyDCName(pipes_struct *p,
1129 struct netr_GetAnyDCName *r)
1131 p->rng_fault_state = true;
1132 return WERR_NOT_SUPPORTED;
1135 /****************************************************************
1136 ****************************************************************/
1138 NTSTATUS _netr_DatabaseSync2(pipes_struct *p,
1139 struct netr_DatabaseSync2 *r)
1141 p->rng_fault_state = true;
1142 return NT_STATUS_NOT_IMPLEMENTED;
1145 /****************************************************************
1146 ****************************************************************/
1148 NTSTATUS _netr_DatabaseRedo(pipes_struct *p,
1149 struct netr_DatabaseRedo *r)
1151 p->rng_fault_state = true;
1152 return NT_STATUS_NOT_IMPLEMENTED;
1155 /****************************************************************
1156 ****************************************************************/
1158 WERROR _netr_LogonControl2Ex(pipes_struct *p,
1159 struct netr_LogonControl2Ex *r)
1161 p->rng_fault_state = true;
1162 return WERR_NOT_SUPPORTED;
1165 /****************************************************************
1166 ****************************************************************/
1168 WERROR _netr_DsRGetDCName(pipes_struct *p,
1169 struct netr_DsRGetDCName *r)
1171 p->rng_fault_state = true;
1172 return WERR_NOT_SUPPORTED;
1175 /****************************************************************
1176 ****************************************************************/
1178 NTSTATUS _netr_LogonGetCapabilities(pipes_struct *p,
1179 struct netr_LogonGetCapabilities *r)
1181 return NT_STATUS_NOT_IMPLEMENTED;
1184 /****************************************************************
1185 ****************************************************************/
1187 WERROR _netr_NETRLOGONSETSERVICEBITS(pipes_struct *p,
1188 struct netr_NETRLOGONSETSERVICEBITS *r)
1190 p->rng_fault_state = true;
1191 return WERR_NOT_SUPPORTED;
1194 /****************************************************************
1195 ****************************************************************/
1197 WERROR _netr_LogonGetTrustRid(pipes_struct *p,
1198 struct netr_LogonGetTrustRid *r)
1200 p->rng_fault_state = true;
1201 return WERR_NOT_SUPPORTED;
1204 /****************************************************************
1205 ****************************************************************/
1207 WERROR _netr_NETRLOGONCOMPUTESERVERDIGEST(pipes_struct *p,
1208 struct netr_NETRLOGONCOMPUTESERVERDIGEST *r)
1210 p->rng_fault_state = true;
1211 return WERR_NOT_SUPPORTED;
1214 /****************************************************************
1215 ****************************************************************/
1217 WERROR _netr_NETRLOGONCOMPUTECLIENTDIGEST(pipes_struct *p,
1218 struct netr_NETRLOGONCOMPUTECLIENTDIGEST *r)
1220 p->rng_fault_state = true;
1221 return WERR_NOT_SUPPORTED;
1224 /****************************************************************
1225 ****************************************************************/
1227 NTSTATUS _netr_ServerAuthenticate3(pipes_struct *p,
1228 struct netr_ServerAuthenticate3 *r)
1230 p->rng_fault_state = true;
1231 return NT_STATUS_NOT_IMPLEMENTED;
1234 /****************************************************************
1235 ****************************************************************/
1237 WERROR _netr_DsRGetDCNameEx(pipes_struct *p,
1238 struct netr_DsRGetDCNameEx *r)
1240 p->rng_fault_state = true;
1241 return WERR_NOT_SUPPORTED;
1244 /****************************************************************
1245 ****************************************************************/
1247 WERROR _netr_DsRGetSiteName(pipes_struct *p,
1248 struct netr_DsRGetSiteName *r)
1250 p->rng_fault_state = true;
1251 return WERR_NOT_SUPPORTED;
1254 /****************************************************************
1255 ****************************************************************/
1257 NTSTATUS _netr_LogonGetDomainInfo(pipes_struct *p,
1258 struct netr_LogonGetDomainInfo *r)
1260 p->rng_fault_state = true;
1261 return NT_STATUS_NOT_IMPLEMENTED;
1264 /****************************************************************
1265 ****************************************************************/
1267 NTSTATUS _netr_ServerPasswordSet2(pipes_struct *p,
1268 struct netr_ServerPasswordSet2 *r)
1270 p->rng_fault_state = true;
1271 return NT_STATUS_NOT_IMPLEMENTED;
1274 /****************************************************************
1275 ****************************************************************/
1277 WERROR _netr_ServerPasswordGet(pipes_struct *p,
1278 struct netr_ServerPasswordGet *r)
1280 p->rng_fault_state = true;
1281 return WERR_NOT_SUPPORTED;
1284 /****************************************************************
1285 ****************************************************************/
1287 WERROR _netr_NETRLOGONSENDTOSAM(pipes_struct *p,
1288 struct netr_NETRLOGONSENDTOSAM *r)
1290 p->rng_fault_state = true;
1291 return WERR_NOT_SUPPORTED;
1294 /****************************************************************
1295 ****************************************************************/
1297 WERROR _netr_DsRAddressToSitenamesW(pipes_struct *p,
1298 struct netr_DsRAddressToSitenamesW *r)
1300 p->rng_fault_state = true;
1301 return WERR_NOT_SUPPORTED;
1304 /****************************************************************
1305 ****************************************************************/
1307 WERROR _netr_DsRGetDCNameEx2(pipes_struct *p,
1308 struct netr_DsRGetDCNameEx2 *r)
1310 p->rng_fault_state = true;
1311 return WERR_NOT_SUPPORTED;
1314 /****************************************************************
1315 ****************************************************************/
1317 WERROR _netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN(pipes_struct *p,
1318 struct netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN *r)
1320 p->rng_fault_state = true;
1321 return WERR_NOT_SUPPORTED;
1324 /****************************************************************
1325 ****************************************************************/
1327 WERROR _netr_NetrEnumerateTrustedDomainsEx(pipes_struct *p,
1328 struct netr_NetrEnumerateTrustedDomainsEx *r)
1330 p->rng_fault_state = true;
1331 return WERR_NOT_SUPPORTED;
1334 /****************************************************************
1335 ****************************************************************/
1337 WERROR _netr_DsRAddressToSitenamesExW(pipes_struct *p,
1338 struct netr_DsRAddressToSitenamesExW *r)
1340 p->rng_fault_state = true;
1341 return WERR_NOT_SUPPORTED;
1344 /****************************************************************
1345 ****************************************************************/
1347 WERROR _netr_DsrGetDcSiteCoverageW(pipes_struct *p,
1348 struct netr_DsrGetDcSiteCoverageW *r)
1350 p->rng_fault_state = true;
1351 return WERR_NOT_SUPPORTED;
1354 /****************************************************************
1355 ****************************************************************/
1357 WERROR _netr_DsrEnumerateDomainTrusts(pipes_struct *p,
1358 struct netr_DsrEnumerateDomainTrusts *r)
1360 p->rng_fault_state = true;
1361 return WERR_NOT_SUPPORTED;
1364 /****************************************************************
1365 ****************************************************************/
1367 WERROR _netr_DsrDeregisterDNSHostRecords(pipes_struct *p,
1368 struct netr_DsrDeregisterDNSHostRecords *r)
1370 p->rng_fault_state = true;
1371 return WERR_NOT_SUPPORTED;
1374 /****************************************************************
1375 ****************************************************************/
1377 NTSTATUS _netr_ServerTrustPasswordsGet(pipes_struct *p,
1378 struct netr_ServerTrustPasswordsGet *r)
1380 p->rng_fault_state = true;
1381 return NT_STATUS_NOT_IMPLEMENTED;
1384 /****************************************************************
1385 ****************************************************************/
1387 WERROR _netr_DsRGetForestTrustInformation(pipes_struct *p,
1388 struct netr_DsRGetForestTrustInformation *r)
1390 p->rng_fault_state = true;
1391 return WERR_NOT_SUPPORTED;
1394 /****************************************************************
1395 ****************************************************************/
1397 WERROR _netr_GetForestTrustInformation(pipes_struct *p,
1398 struct netr_GetForestTrustInformation *r)
1400 p->rng_fault_state = true;
1401 return WERR_NOT_SUPPORTED;
1404 /****************************************************************
1405 ****************************************************************/
1407 NTSTATUS _netr_LogonSamLogonWithFlags(pipes_struct *p,
1408 struct netr_LogonSamLogonWithFlags *r)
1410 p->rng_fault_state = true;
1411 return NT_STATUS_NOT_IMPLEMENTED;
1414 /****************************************************************
1415 ****************************************************************/
1417 WERROR _netr_NETRSERVERGETTRUSTINFO(pipes_struct *p,
1418 struct netr_NETRSERVERGETTRUSTINFO *r)
1420 p->rng_fault_state = true;
1421 return WERR_NOT_SUPPORTED;