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.
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 3 of the License, or
13 * (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, see <http://www.gnu.org/licenses/>.
24 /* This is the implementation of the netlogon pipe. */
28 extern userdom_struct current_user_info;
31 #define DBGC_CLASS DBGC_RPC_SRV
33 /*************************************************************************
35 *************************************************************************/
37 static void init_net_r_req_chal(struct netr_Credential *r,
38 struct netr_Credential *srv_chal)
40 DEBUG(6,("init_net_r_req_chal: %d\n", __LINE__));
42 memcpy(r->data, srv_chal->data, sizeof(r->data));
45 /*******************************************************************
46 Inits a netr_NETLOGON_INFO_1 structure.
47 ********************************************************************/
49 static void init_netlogon_info1(struct netr_NETLOGON_INFO_1 *r,
51 uint32_t pdc_connection_status)
54 r->pdc_connection_status = pdc_connection_status;
57 /*******************************************************************
58 Inits a netr_NETLOGON_INFO_2 structure.
59 ********************************************************************/
61 static void init_netlogon_info2(struct netr_NETLOGON_INFO_2 *r,
63 uint32_t pdc_connection_status,
64 const char *trusted_dc_name,
65 uint32_t tc_connection_status)
68 r->pdc_connection_status = pdc_connection_status;
69 r->trusted_dc_name = trusted_dc_name;
70 r->tc_connection_status = tc_connection_status;
73 /*******************************************************************
74 Inits a netr_NETLOGON_INFO_3 structure.
75 ********************************************************************/
77 static void init_netlogon_info3(struct netr_NETLOGON_INFO_3 *r,
79 uint32_t logon_attempts)
82 r->logon_attempts = logon_attempts;
85 /*************************************************************************
87 *************************************************************************/
89 WERROR _netr_LogonControl(pipes_struct *p,
90 struct netr_LogonControl *r)
92 struct netr_NETLOGON_INFO_1 *info1;
94 uint32_t pdc_connection_status = W_ERROR_V(WERR_OK);
96 /* Setup the Logon Control response */
98 switch (r->in.level) {
100 info1 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_1);
104 init_netlogon_info1(info1,
106 pdc_connection_status);
107 r->out.info->info1 = info1;
110 return WERR_UNKNOWN_LEVEL;
116 /****************************************************************************
117 Send a message to smbd to do a sam synchronisation
118 **************************************************************************/
120 static void send_sync_message(void)
122 DEBUG(3, ("sending sam synchronisation message\n"));
123 message_send_all(smbd_messaging_context(), MSG_SMB_SAM_SYNC, NULL, 0,
127 /*************************************************************************
129 *************************************************************************/
131 WERROR _netr_LogonControl2(pipes_struct *p,
132 struct netr_LogonControl2 *r)
135 uint32 pdc_connection_status = 0x0;
136 uint32 logon_attempts = 0x0;
138 fstring dc_name, dc_name2;
139 struct sockaddr_storage dc_ss;
140 const char *domain = NULL;
141 struct netr_NETLOGON_INFO_1 *info1;
142 struct netr_NETLOGON_INFO_2 *info2;
143 struct netr_NETLOGON_INFO_3 *info3;
145 tc_status = W_ERROR_V(WERR_NO_SUCH_DOMAIN);
146 fstrcpy( dc_name, "" );
148 switch (r->in.function_code) {
149 case NETLOGON_CONTROL_TC_QUERY:
150 domain = r->in.data->domain;
152 if ( !is_trusted_domain( domain ) )
155 if ( !get_dc_name( domain, NULL, dc_name2, &dc_ss ) ) {
156 tc_status = W_ERROR_V(WERR_NO_LOGON_SERVERS);
160 fstr_sprintf( dc_name, "\\\\%s", dc_name2 );
162 tc_status = W_ERROR_V(WERR_OK);
166 case NETLOGON_CONTROL_REDISCOVER:
167 domain = r->in.data->domain;
169 if ( !is_trusted_domain( domain ) )
172 if ( !get_dc_name( domain, NULL, dc_name2, &dc_ss ) ) {
173 tc_status = W_ERROR_V(WERR_NO_LOGON_SERVERS);
177 fstr_sprintf( dc_name, "\\\\%s", dc_name2 );
179 tc_status = W_ERROR_V(WERR_OK);
184 /* no idea what this should be */
185 DEBUG(0,("_netr_LogonControl2: unimplemented function level [%d]\n",
186 r->in.function_code));
187 return WERR_UNKNOWN_LEVEL;
190 /* prepare the response */
192 switch (r->in.level) {
194 info1 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_1);
195 W_ERROR_HAVE_NO_MEMORY(info1);
197 init_netlogon_info1(info1,
199 pdc_connection_status);
200 r->out.query->info1 = info1;
203 info2 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_2);
204 W_ERROR_HAVE_NO_MEMORY(info2);
206 init_netlogon_info2(info2,
208 pdc_connection_status,
211 r->out.query->info2 = info2;
214 info3 = TALLOC_ZERO_P(p->mem_ctx, struct netr_NETLOGON_INFO_3);
215 W_ERROR_HAVE_NO_MEMORY(info3);
217 init_netlogon_info3(info3,
220 r->out.query->info3 = info3;
223 return WERR_UNKNOWN_LEVEL;
226 if (lp_server_role() == ROLE_DOMAIN_BDC) {
233 /*************************************************************************
234 _netr_NetrEnumerateTrustedDomains
235 *************************************************************************/
237 WERROR _netr_NetrEnumerateTrustedDomains(pipes_struct *p,
238 struct netr_NetrEnumerateTrustedDomains *r)
240 struct netr_Blob trusted_domains_blob;
243 DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
245 /* set up the Trusted Domain List response */
247 blob = data_blob_talloc_zero(p->mem_ctx, 2);
248 trusted_domains_blob.data = blob.data;
249 trusted_domains_blob.length = blob.length;
251 DEBUG(6,("_netr_NetrEnumerateTrustedDomains: %d\n", __LINE__));
253 *r->out.trusted_domains_blob = trusted_domains_blob;
258 /******************************************************************
259 gets a machine password entry. checks access rights of the host.
260 ******************************************************************/
262 static NTSTATUS get_md4pw(char *md4pw, const char *mach_acct, uint16 sec_chan_type)
264 struct samu *sampass = NULL;
270 char addr[INET6_ADDRSTRLEN];
273 * Currently this code is redundent as we already have a filter
274 * by hostname list. What this code really needs to do is to
275 * get a hosts allowed/hosts denied list from the SAM database
276 * on a per user basis, and make the access decision there.
277 * I will leave this code here for now as a reminder to implement
278 * this at a later date. JRA.
281 if (!allow_access(lp_domain_hostsdeny(), lp_domain_hostsallow(),
282 client_name(get_client_fd()),
283 client_addr(get_client_fd(),addr,sizeof(addr)))) {
284 DEBUG(0,("get_md4pw: Workstation %s denied access to domain\n", mach_acct));
289 if ( !(sampass = samu_new( NULL )) ) {
290 return NT_STATUS_NO_MEMORY;
293 /* JRA. This is ok as it is only used for generating the challenge. */
295 ret = pdb_getsampwnam(sampass, mach_acct);
299 DEBUG(0,("get_md4pw: Workstation %s: no account in domain\n", mach_acct));
300 TALLOC_FREE(sampass);
301 return NT_STATUS_ACCESS_DENIED;
304 acct_ctrl = pdb_get_acct_ctrl(sampass);
305 if (acct_ctrl & ACB_DISABLED) {
306 DEBUG(0,("get_md4pw: Workstation %s: account is disabled\n", mach_acct));
307 TALLOC_FREE(sampass);
308 return NT_STATUS_ACCOUNT_DISABLED;
311 if (!(acct_ctrl & ACB_SVRTRUST) &&
312 !(acct_ctrl & ACB_WSTRUST) &&
313 !(acct_ctrl & ACB_DOMTRUST))
315 DEBUG(0,("get_md4pw: Workstation %s: account is not a trust account\n", mach_acct));
316 TALLOC_FREE(sampass);
317 return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
320 switch (sec_chan_type) {
322 if (!(acct_ctrl & ACB_SVRTRUST)) {
323 DEBUG(0,("get_md4pw: Workstation %s: BDC secure channel requested "
324 "but not a server trust account\n", mach_acct));
325 TALLOC_FREE(sampass);
326 return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
330 if (!(acct_ctrl & ACB_WSTRUST)) {
331 DEBUG(0,("get_md4pw: Workstation %s: WORKSTATION secure channel requested "
332 "but not a workstation trust account\n", mach_acct));
333 TALLOC_FREE(sampass);
334 return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
337 case SEC_CHAN_DOMAIN:
338 if (!(acct_ctrl & ACB_DOMTRUST)) {
339 DEBUG(0,("get_md4pw: Workstation %s: DOMAIN secure channel requested "
340 "but not a interdomain trust account\n", mach_acct));
341 TALLOC_FREE(sampass);
342 return NT_STATUS_NO_TRUST_SAM_ACCOUNT;
349 if ((pass = pdb_get_nt_passwd(sampass)) == NULL) {
350 DEBUG(0,("get_md4pw: Workstation %s: account does not have a password\n", mach_acct));
351 TALLOC_FREE(sampass);
352 return NT_STATUS_LOGON_FAILURE;
355 memcpy(md4pw, pass, 16);
356 dump_data(5, (uint8 *)md4pw, 16);
358 TALLOC_FREE(sampass);
365 /*************************************************************************
366 _netr_ServerReqChallenge
367 *************************************************************************/
369 NTSTATUS _netr_ServerReqChallenge(pipes_struct *p,
370 struct netr_ServerReqChallenge *r)
373 p->dc = TALLOC_ZERO_P(p->pipe_state_mem_ctx, struct dcinfo);
375 return NT_STATUS_NO_MEMORY;
378 DEBUG(10,("_netr_ServerReqChallenge: new challenge requested. Clearing old state.\n"));
382 fstrcpy(p->dc->remote_machine, r->in.computer_name);
384 /* Save the client challenge to the server. */
385 memcpy(p->dc->clnt_chal.data, r->in.credentials->data,
386 sizeof(r->in.credentials->data));
388 /* Create a server challenge for the client */
389 /* Set this to a random value. */
390 generate_random_buffer(p->dc->srv_chal.data, 8);
392 /* set up the LSA REQUEST CHALLENGE response */
393 init_net_r_req_chal(r->out.return_credentials, &p->dc->srv_chal);
395 p->dc->challenge_sent = True;
400 /*************************************************************************
401 _netr_ServerAuthenticate
402 Create the initial credentials.
403 *************************************************************************/
405 NTSTATUS _netr_ServerAuthenticate(pipes_struct *p,
406 struct netr_ServerAuthenticate *r)
409 struct netr_Credential srv_chal_out;
411 if (!p->dc || !p->dc->challenge_sent) {
412 return NT_STATUS_ACCESS_DENIED;
415 status = get_md4pw((char *)p->dc->mach_pw,
417 r->in.secure_channel_type);
418 if (!NT_STATUS_IS_OK(status)) {
419 DEBUG(0,("_netr_ServerAuthenticate: get_md4pw failed. Failed to "
420 "get password for machine account %s "
421 "from client %s: %s\n",
424 nt_errstr(status) ));
425 /* always return NT_STATUS_ACCESS_DENIED */
426 return NT_STATUS_ACCESS_DENIED;
429 /* From the client / server challenges and md4 password, generate sess key */
430 creds_server_init(0, /* No neg flags. */
432 &p->dc->clnt_chal, /* Stored client chal. */
433 &p->dc->srv_chal, /* Stored server chal. */
437 /* Check client credentials are valid. */
438 if (!netlogon_creds_server_check(p->dc, r->in.credentials)) {
439 DEBUG(0,("_netr_ServerAuthenticate: netlogon_creds_server_check failed. Rejecting auth "
440 "request from client %s machine account %s\n",
442 r->in.account_name));
443 return NT_STATUS_ACCESS_DENIED;
446 fstrcpy(p->dc->mach_acct, r->in.account_name);
447 fstrcpy(p->dc->remote_machine, r->in.computer_name);
448 p->dc->authenticated = True;
450 /* set up the LSA AUTH response */
451 /* Return the server credentials. */
453 memcpy(r->out.return_credentials->data, &srv_chal_out.data,
454 sizeof(r->out.return_credentials->data));
459 /*************************************************************************
460 _netr_ServerAuthenticate2
461 *************************************************************************/
463 NTSTATUS _netr_ServerAuthenticate2(pipes_struct *p,
464 struct netr_ServerAuthenticate2 *r)
468 struct netr_Credential srv_chal_out;
470 /* We use this as the key to store the creds: */
471 /* r->in.computer_name */
473 if (!p->dc || !p->dc->challenge_sent) {
474 DEBUG(0,("_netr_ServerAuthenticate2: no challenge sent to client %s\n",
475 r->in.computer_name));
476 return NT_STATUS_ACCESS_DENIED;
479 if ( (lp_server_schannel() == true) &&
480 ((*r->in.negotiate_flags & NETLOGON_NEG_SCHANNEL) == 0) ) {
482 /* schannel must be used, but client did not offer it. */
483 DEBUG(0,("_netr_ServerAuthenticate2: schannel required but client failed "
484 "to offer it. Client was %s\n",
485 r->in.account_name));
486 return NT_STATUS_ACCESS_DENIED;
489 status = get_md4pw((char *)p->dc->mach_pw,
491 r->in.secure_channel_type);
492 if (!NT_STATUS_IS_OK(status)) {
493 DEBUG(0,("_netr_ServerAuthenticate2: failed to get machine password for "
495 r->in.account_name, nt_errstr(status) ));
496 /* always return NT_STATUS_ACCESS_DENIED */
497 return NT_STATUS_ACCESS_DENIED;
500 /* From the client / server challenges and md4 password, generate sess key */
501 creds_server_init(*r->in.negotiate_flags,
503 &p->dc->clnt_chal, /* Stored client chal. */
504 &p->dc->srv_chal, /* Stored server chal. */
508 /* Check client credentials are valid. */
509 if (!netlogon_creds_server_check(p->dc, r->in.credentials)) {
510 DEBUG(0,("_netr_ServerAuthenticate2: netlogon_creds_server_check failed. Rejecting auth "
511 "request from client %s machine account %s\n",
513 r->in.account_name));
514 return NT_STATUS_ACCESS_DENIED;
517 srv_flgs = 0x000001ff;
519 if (lp_server_schannel() != false) {
520 srv_flgs |= NETLOGON_NEG_SCHANNEL;
523 /* set up the LSA AUTH 2 response */
524 memcpy(r->out.return_credentials->data, &srv_chal_out.data,
525 sizeof(r->out.return_credentials->data));
526 *r->out.negotiate_flags = srv_flgs;
528 fstrcpy(p->dc->mach_acct, r->in.account_name);
529 fstrcpy(p->dc->remote_machine, r->in.computer_name);
530 fstrcpy(p->dc->domain, lp_workgroup() );
532 p->dc->authenticated = True;
534 /* Store off the state so we can continue after client disconnect. */
536 secrets_store_schannel_session_info(p->mem_ctx,
544 /*************************************************************************
545 _netr_ServerPasswordSet
546 *************************************************************************/
548 NTSTATUS _netr_ServerPasswordSet(pipes_struct *p,
549 struct netr_ServerPasswordSet *r)
551 NTSTATUS status = NT_STATUS_OK;
552 fstring remote_machine;
553 struct samu *sampass=NULL;
555 unsigned char pwd[16];
558 struct netr_Authenticator cred_out;
561 DEBUG(5,("_netr_ServerPasswordSet: %d\n", __LINE__));
563 /* We need the remote machine name for the creds lookup. */
564 fstrcpy(remote_machine, r->in.computer_name);
566 if ( (lp_server_schannel() == True) && (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) ) {
567 /* 'server schannel = yes' should enforce use of
568 schannel, the client did offer it in auth2, but
569 obviously did not use it. */
570 DEBUG(0,("_netr_ServerPasswordSet: client %s not using schannel for netlogon\n",
572 return NT_STATUS_ACCESS_DENIED;
576 /* Restore the saved state of the netlogon creds. */
578 ret = secrets_restore_schannel_session_info(p->pipe_state_mem_ctx,
583 return NT_STATUS_INVALID_HANDLE;
587 if (!p->dc || !p->dc->authenticated) {
588 return NT_STATUS_INVALID_HANDLE;
591 DEBUG(3,("_netr_ServerPasswordSet: Server Password Set by remote machine:[%s] on account [%s]\n",
592 remote_machine, p->dc->mach_acct));
594 /* Step the creds chain forward. */
595 if (!netlogon_creds_server_step(p->dc, r->in.credential, &cred_out)) {
596 DEBUG(2,("_netr_ServerPasswordSet: netlogon_creds_server_step failed. Rejecting auth "
597 "request from client %s machine account %s\n",
598 remote_machine, p->dc->mach_acct ));
599 return NT_STATUS_INVALID_PARAMETER;
602 /* We must store the creds state after an update. */
603 sampass = samu_new( NULL );
605 return NT_STATUS_NO_MEMORY;
609 secrets_store_schannel_session_info(p->pipe_state_mem_ctx,
612 ret = pdb_getsampwnam(sampass, p->dc->mach_acct);
616 TALLOC_FREE(sampass);
617 return NT_STATUS_ACCESS_DENIED;
620 /* Ensure the account exists and is a machine account. */
622 acct_ctrl = pdb_get_acct_ctrl(sampass);
624 if (!(acct_ctrl & ACB_WSTRUST ||
625 acct_ctrl & ACB_SVRTRUST ||
626 acct_ctrl & ACB_DOMTRUST)) {
627 TALLOC_FREE(sampass);
628 return NT_STATUS_NO_SUCH_USER;
631 if (pdb_get_acct_ctrl(sampass) & ACB_DISABLED) {
632 TALLOC_FREE(sampass);
633 return NT_STATUS_ACCOUNT_DISABLED;
636 /* Woah - what does this to to the credential chain ? JRA */
637 cred_hash3(pwd, r->in.new_password->hash, p->dc->sess_key, 0);
639 DEBUG(100,("_netr_ServerPasswordSet: new given value was :\n"));
640 for(i = 0; i < sizeof(pwd); i++)
641 DEBUG(100,("%02X ", pwd[i]));
644 old_pw = pdb_get_nt_passwd(sampass);
646 if (old_pw && memcmp(pwd, old_pw, 16) == 0) {
647 /* Avoid backend modificiations and other fun if the
648 client changed the password to the *same thing* */
653 /* LM password should be NULL for machines */
654 if (!pdb_set_lanman_passwd(sampass, NULL, PDB_CHANGED)) {
655 TALLOC_FREE(sampass);
656 return NT_STATUS_NO_MEMORY;
659 if (!pdb_set_nt_passwd(sampass, pwd, PDB_CHANGED)) {
660 TALLOC_FREE(sampass);
661 return NT_STATUS_NO_MEMORY;
664 if (!pdb_set_pass_last_set_time(sampass, time(NULL), PDB_CHANGED)) {
665 TALLOC_FREE(sampass);
666 /* Not quite sure what this one qualifies as, but this will do */
667 return NT_STATUS_UNSUCCESSFUL;
671 status = pdb_update_sam_account(sampass);
675 /* set up the LSA Server Password Set response */
677 memcpy(r->out.return_authenticator, &cred_out,
678 sizeof(r->out.return_authenticator));
680 TALLOC_FREE(sampass);
684 /*************************************************************************
686 *************************************************************************/
688 NTSTATUS _netr_LogonSamLogoff(pipes_struct *p,
689 struct netr_LogonSamLogoff *r)
691 if ( (lp_server_schannel() == True) && (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) ) {
692 /* 'server schannel = yes' should enforce use of
693 schannel, the client did offer it in auth2, but
694 obviously did not use it. */
695 DEBUG(0,("_netr_LogonSamLogoff: client %s not using schannel for netlogon\n",
696 get_remote_machine_name() ));
697 return NT_STATUS_ACCESS_DENIED;
701 if (!get_valid_user_struct(p->vuid))
702 return NT_STATUS_NO_SUCH_USER;
704 /* Using the remote machine name for the creds store: */
705 /* r->in.computer_name */
708 /* Restore the saved state of the netlogon creds. */
712 ret = secrets_restore_schannel_session_info(p->pipe_state_mem_ctx,
717 return NT_STATUS_INVALID_HANDLE;
721 if (!p->dc || !p->dc->authenticated) {
722 return NT_STATUS_INVALID_HANDLE;
725 /* checks and updates credentials. creates reply credentials */
726 if (!netlogon_creds_server_step(p->dc, r->in.credential, r->out.return_authenticator)) {
727 DEBUG(2,("_netr_LogonSamLogoff: netlogon_creds_server_step failed. Rejecting auth "
728 "request from client %s machine account %s\n",
729 r->in.computer_name, p->dc->mach_acct ));
730 return NT_STATUS_INVALID_PARAMETER;
733 /* We must store the creds state after an update. */
735 secrets_store_schannel_session_info(p->pipe_state_mem_ctx,
743 /*******************************************************************
744 gets a domain user's groups from their already-calculated NT_USER_TOKEN
745 ********************************************************************/
747 static NTSTATUS nt_token_to_group_list(TALLOC_CTX *mem_ctx,
748 const DOM_SID *domain_sid,
751 int *numgroups, DOM_GID **pgids)
758 for (i=0; i<num_sids; i++) {
760 if (!sid_peek_check_rid(domain_sid, &sids[i], &gid.g_rid)) {
763 gid.attr = (SE_GROUP_MANDATORY|SE_GROUP_ENABLED_BY_DEFAULT|
765 ADD_TO_ARRAY(mem_ctx, DOM_GID, gid, pgids, numgroups);
766 if (*pgids == NULL) {
767 return NT_STATUS_NO_MEMORY;
773 /*************************************************************************
775 *************************************************************************/
777 NTSTATUS _netr_LogonSamLogon(pipes_struct *p,
778 struct netr_LogonSamLogon *r)
780 NTSTATUS status = NT_STATUS_OK;
781 struct netr_SamInfo3 *sam3 = NULL;
782 union netr_LogonLevel *logon = r->in.logon;
783 fstring nt_username, nt_domain, nt_workstation;
784 auth_usersupplied_info *user_info = NULL;
785 auth_serversupplied_info *server_info = NULL;
787 struct auth_context *auth_context = NULL;
788 bool process_creds = true;
790 switch (p->hdr_req.opnum) {
791 case NDR_NETR_LOGONSAMLOGON:
792 process_creds = true;
794 case NDR_NETR_LOGONSAMLOGONEX:
796 process_creds = false;
799 if ( (lp_server_schannel() == True) && (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) ) {
800 /* 'server schannel = yes' should enforce use of
801 schannel, the client did offer it in auth2, but
802 obviously did not use it. */
803 DEBUG(0,("_netr_LogonSamLogon: client %s not using schannel for netlogon\n",
804 get_remote_machine_name() ));
805 return NT_STATUS_ACCESS_DENIED;
808 sam3 = TALLOC_ZERO_P(p->mem_ctx, struct netr_SamInfo3);
810 return NT_STATUS_NO_MEMORY;
813 /* store the user information, if there is any. */
814 r->out.validation->sam3 = sam3;
815 *r->out.authoritative = true; /* authoritative response */
816 if (r->in.validation_level != 2 && r->in.validation_level != 3) {
817 DEBUG(0,("_netr_LogonSamLogon: bad validation_level value %d.\n",
818 (int)r->in.validation_level));
819 return NT_STATUS_ACCESS_DENIED;
822 if (!get_valid_user_struct(p->vuid))
823 return NT_STATUS_NO_SUCH_USER;
826 fstring remote_machine;
828 /* Get the remote machine name for the creds store. */
829 /* Note this is the remote machine this request is coming from (member server),
830 not neccessarily the workstation name the user is logging onto.
833 fstrcpy(remote_machine, r->in.computer_name);
836 /* Restore the saved state of the netlogon creds. */
840 ret = secrets_restore_schannel_session_info(p->pipe_state_mem_ctx,
845 return NT_STATUS_INVALID_HANDLE;
849 if (!p->dc || !p->dc->authenticated) {
850 return NT_STATUS_INVALID_HANDLE;
853 /* checks and updates credentials. creates reply credentials */
854 if (!netlogon_creds_server_step(p->dc, r->in.credential, r->out.return_authenticator)) {
855 DEBUG(2,("_netr_LogonSamLogon: creds_server_step failed. Rejecting auth "
856 "request from client %s machine account %s\n",
857 remote_machine, p->dc->mach_acct ));
858 return NT_STATUS_INVALID_PARAMETER;
861 /* We must store the creds state after an update. */
863 secrets_store_schannel_session_info(p->pipe_state_mem_ctx,
869 switch (r->in.logon_level) {
870 case INTERACTIVE_LOGON_TYPE:
872 logon->password->identity_info.account_name.string);
874 logon->password->identity_info.domain_name.string);
875 fstrcpy(nt_workstation,
876 logon->password->identity_info.workstation.string);
878 DEBUG(3,("SAM Logon (Interactive). Domain:[%s]. ", lp_workgroup()));
882 logon->network->identity_info.account_name.string);
884 logon->network->identity_info.domain_name.string);
885 fstrcpy(nt_workstation,
886 logon->network->identity_info.workstation.string);
888 DEBUG(3,("SAM Logon (Network). Domain:[%s]. ", lp_workgroup()));
891 DEBUG(2,("SAM Logon: unsupported switch value\n"));
892 return NT_STATUS_INVALID_INFO_CLASS;
895 DEBUG(3,("User:[%s@%s] Requested Domain:[%s]\n", nt_username, nt_workstation, nt_domain));
896 fstrcpy(current_user_info.smb_name, nt_username);
897 sub_set_smb_name(nt_username);
899 DEBUG(5,("Attempting validation level %d for unmapped username %s.\n",
900 r->in.validation_level, nt_username));
902 status = NT_STATUS_OK;
904 switch (r->in.logon_level) {
907 const char *wksname = nt_workstation;
909 status = make_auth_context_fixed(&auth_context,
910 logon->network->challenge);
911 if (!NT_STATUS_IS_OK(status)) {
915 /* For a network logon, the workstation name comes in with two
916 * backslashes in the front. Strip them if they are there. */
918 if (*wksname == '\\') wksname++;
919 if (*wksname == '\\') wksname++;
921 /* Standard challenge/response authenticaion */
922 if (!make_user_info_netlogon_network(&user_info,
923 nt_username, nt_domain,
925 logon->network->identity_info.parameter_control,
926 logon->network->lm.data,
927 logon->network->lm.length,
928 logon->network->nt.data,
929 logon->network->nt.length)) {
930 status = NT_STATUS_NO_MEMORY;
934 case INTERACTIVE_LOGON_TYPE:
935 /* 'Interactive' authentication, supplies the password in its
936 MD4 form, encrypted with the session key. We will convert
937 this to challenge/response for the auth subsystem to chew
942 if (!NT_STATUS_IS_OK(status = make_auth_context_subsystem(&auth_context))) {
946 chal = auth_context->get_ntlm_challenge(auth_context);
948 if (!make_user_info_netlogon_interactive(&user_info,
949 nt_username, nt_domain,
951 logon->password->identity_info.parameter_control,
953 logon->password->lmpassword.hash,
954 logon->password->ntpassword.hash,
956 status = NT_STATUS_NO_MEMORY;
961 DEBUG(2,("SAM Logon: unsupported switch value\n"));
962 return NT_STATUS_INVALID_INFO_CLASS;
965 if ( NT_STATUS_IS_OK(status) ) {
966 status = auth_context->check_ntlm_password(auth_context,
967 user_info, &server_info);
970 (auth_context->free)(&auth_context);
971 free_user_info(&user_info);
973 DEBUG(5,("_netr_LogonSamLogon: check_password returned status %s\n",
976 /* Check account and password */
978 if (!NT_STATUS_IS_OK(status)) {
979 /* If we don't know what this domain is, we need to
980 indicate that we are not authoritative. This
981 allows the client to decide if it needs to try
982 a local user. Fix by jpjanosi@us.ibm.com, #2976 */
983 if ( NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)
984 && !strequal(nt_domain, get_global_sam_name())
985 && !is_trusted_domain(nt_domain) )
986 *r->out.authoritative = false; /* We are not authoritative */
988 TALLOC_FREE(server_info);
992 if (server_info->guest) {
993 /* We don't like guest domain logons... */
994 DEBUG(5,("_netr_LogonSamLogon: Attempted domain logon as GUEST "
996 TALLOC_FREE(server_info);
997 return NT_STATUS_LOGON_FAILURE;
1000 /* This is the point at which, if the login was successful, that
1001 the SAM Local Security Authority should record that the user is
1002 logged in to the domain. */
1005 DOM_GID *gids = NULL;
1006 const DOM_SID *user_sid = NULL;
1007 const DOM_SID *group_sid = NULL;
1009 uint32 user_rid, group_rid;
1012 const char *my_name;
1014 struct netr_UserSessionKey user_session_key;
1015 struct netr_LMSessionKey lm_session_key;
1016 unsigned char pipe_session_key[16];
1018 NTTIME last_logon, last_logoff, acct_expiry, last_password_change;
1019 NTTIME allow_password_change, force_password_change;
1020 struct samr_RidWithAttributeArray groups;
1022 struct dom_sid2 *sid = NULL;
1024 ZERO_STRUCT(user_session_key);
1025 ZERO_STRUCT(lm_session_key);
1027 sampw = server_info->sam_account;
1029 user_sid = pdb_get_user_sid(sampw);
1030 group_sid = pdb_get_group_sid(sampw);
1032 if ((user_sid == NULL) || (group_sid == NULL)) {
1033 DEBUG(1, ("_netr_LogonSamLogon: User without group or user SID\n"));
1034 return NT_STATUS_UNSUCCESSFUL;
1037 sid_copy(&domain_sid, user_sid);
1038 sid_split_rid(&domain_sid, &user_rid);
1040 sid = sid_dup_talloc(p->mem_ctx, &domain_sid);
1042 return NT_STATUS_NO_MEMORY;
1045 if (!sid_peek_check_rid(&domain_sid, group_sid, &group_rid)) {
1046 DEBUG(1, ("_netr_LogonSamLogon: user %s\\%s has user sid "
1047 "%s\n but group sid %s.\n"
1048 "The conflicting domain portions are not "
1049 "supported for NETLOGON calls\n",
1050 pdb_get_domain(sampw),
1051 pdb_get_username(sampw),
1052 sid_string_dbg(user_sid),
1053 sid_string_dbg(group_sid)));
1054 return NT_STATUS_UNSUCCESSFUL;
1057 if(server_info->login_server) {
1058 my_name = server_info->login_server;
1060 my_name = global_myname();
1063 status = nt_token_to_group_list(p->mem_ctx, &domain_sid,
1064 server_info->num_sids,
1068 if (!NT_STATUS_IS_OK(status)) {
1072 if (server_info->user_session_key.length) {
1073 memcpy(user_session_key.key,
1074 server_info->user_session_key.data,
1075 MIN(sizeof(user_session_key.key),
1076 server_info->user_session_key.length));
1077 if (process_creds) {
1078 /* Get the pipe session key from the creds. */
1079 memcpy(pipe_session_key, p->dc->sess_key, 16);
1081 /* Get the pipe session key from the schannel. */
1082 if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL || p->auth.a_u.schannel_auth == NULL) {
1083 return NT_STATUS_INVALID_HANDLE;
1085 memcpy(pipe_session_key, p->auth.a_u.schannel_auth->sess_key, 16);
1087 SamOEMhash(user_session_key.key, pipe_session_key, 16);
1088 memset(pipe_session_key, '\0', 16);
1090 if (server_info->lm_session_key.length) {
1091 memcpy(lm_session_key.key,
1092 server_info->lm_session_key.data,
1093 MIN(sizeof(lm_session_key.key),
1094 server_info->lm_session_key.length));
1095 if (process_creds) {
1096 /* Get the pipe session key from the creds. */
1097 memcpy(pipe_session_key, p->dc->sess_key, 16);
1099 /* Get the pipe session key from the schannel. */
1100 if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL || p->auth.a_u.schannel_auth == NULL) {
1101 return NT_STATUS_INVALID_HANDLE;
1103 memcpy(pipe_session_key, p->auth.a_u.schannel_auth->sess_key, 16);
1105 SamOEMhash(lm_session_key.key, pipe_session_key, 16);
1106 memset(pipe_session_key, '\0', 16);
1109 groups.count = num_gids;
1110 groups.rids = TALLOC_ARRAY(p->mem_ctx, struct samr_RidWithAttribute,
1113 return NT_STATUS_NO_MEMORY;
1116 for (i=0; i < groups.count; i++) {
1117 groups.rids[i].rid = gids[i].g_rid;
1118 groups.rids[i].attributes = gids[i].attr;
1121 unix_to_nt_time(&last_logon, pdb_get_logon_time(sampw));
1122 unix_to_nt_time(&last_logoff, get_time_t_max());
1123 unix_to_nt_time(&acct_expiry, get_time_t_max());
1124 unix_to_nt_time(&last_password_change, pdb_get_pass_last_set_time(sampw));
1125 unix_to_nt_time(&allow_password_change, pdb_get_pass_can_change_time(sampw));
1126 unix_to_nt_time(&force_password_change, pdb_get_pass_must_change_time(sampw));
1128 init_netr_SamInfo3(sam3,
1132 last_password_change,
1133 allow_password_change,
1134 force_password_change,
1135 talloc_strdup(p->mem_ctx, pdb_get_username(sampw)),
1136 talloc_strdup(p->mem_ctx, pdb_get_fullname(sampw)),
1137 talloc_strdup(p->mem_ctx, pdb_get_logon_script(sampw)),
1138 talloc_strdup(p->mem_ctx, pdb_get_profile_path(sampw)),
1139 talloc_strdup(p->mem_ctx, pdb_get_homedir(sampw)),
1140 talloc_strdup(p->mem_ctx, pdb_get_dir_drive(sampw)),
1141 0, /* logon_count */
1142 0, /* bad_password_count */
1146 NETLOGON_EXTRA_SIDS,
1149 talloc_strdup(p->mem_ctx, pdb_get_domain(sampw)),
1152 pdb_get_acct_ctrl(sampw),
1154 NULL); /* struct netr_SidAttr *sids */
1155 ZERO_STRUCT(user_session_key);
1156 ZERO_STRUCT(lm_session_key);
1158 TALLOC_FREE(server_info);
1162 /*************************************************************************
1163 _netr_LogonSamLogonEx
1164 - no credential chaining. Map into net sam logon.
1165 *************************************************************************/
1167 NTSTATUS _netr_LogonSamLogonEx(pipes_struct *p,
1168 struct netr_LogonSamLogonEx *r)
1170 struct netr_LogonSamLogon q;
1172 /* Only allow this if the pipe is protected. */
1173 if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) {
1174 DEBUG(0,("_net_sam_logon_ex: client %s not using schannel for netlogon\n",
1175 get_remote_machine_name() ));
1176 return NT_STATUS_INVALID_PARAMETER;
1179 q.in.server_name = r->in.server_name;
1180 q.in.computer_name = r->in.computer_name;
1181 q.in.logon_level = r->in.logon_level;
1182 q.in.logon = r->in.logon;
1183 q.in.validation_level = r->in.validation_level;
1184 /* we do not handle the flags */
1185 /* = r->in.flags; */
1187 q.out.validation = r->out.validation;
1188 q.out.authoritative = r->out.authoritative;
1189 /* we do not handle the flags */
1190 /* = r->out.flags; */
1192 return _netr_LogonSamLogon(p, &q);
1195 /*************************************************************************
1197 *************************************************************************/
1198 #if 0 /* JERRY -- not correct */
1199 NTSTATUS _ds_enum_dom_trusts(pipes_struct *p, DS_Q_ENUM_DOM_TRUSTS *q_u,
1200 DS_R_ENUM_DOM_TRUSTS *r_u)
1202 NTSTATUS status = NT_STATUS_OK;
1204 /* TODO: According to MSDN, the can only be executed against a
1205 DC or domain member running Windows 2000 or later. Need
1206 to test against a standalone 2k server and see what it
1207 does. A windows 2000 DC includes its own domain in the
1215 /****************************************************************
1216 ****************************************************************/
1218 WERROR _netr_LogonUasLogon(pipes_struct *p,
1219 struct netr_LogonUasLogon *r)
1221 p->rng_fault_state = true;
1222 return WERR_NOT_SUPPORTED;
1225 /****************************************************************
1226 ****************************************************************/
1228 WERROR _netr_LogonUasLogoff(pipes_struct *p,
1229 struct netr_LogonUasLogoff *r)
1231 p->rng_fault_state = true;
1232 return WERR_NOT_SUPPORTED;
1235 /****************************************************************
1236 ****************************************************************/
1238 NTSTATUS _netr_DatabaseDeltas(pipes_struct *p,
1239 struct netr_DatabaseDeltas *r)
1241 p->rng_fault_state = true;
1242 return NT_STATUS_NOT_IMPLEMENTED;
1245 /****************************************************************
1246 ****************************************************************/
1248 NTSTATUS _netr_DatabaseSync(pipes_struct *p,
1249 struct netr_DatabaseSync *r)
1251 p->rng_fault_state = true;
1252 return NT_STATUS_NOT_IMPLEMENTED;
1255 /****************************************************************
1256 ****************************************************************/
1258 NTSTATUS _netr_AccountDeltas(pipes_struct *p,
1259 struct netr_AccountDeltas *r)
1261 p->rng_fault_state = true;
1262 return NT_STATUS_NOT_IMPLEMENTED;
1265 /****************************************************************
1266 ****************************************************************/
1268 NTSTATUS _netr_AccountSync(pipes_struct *p,
1269 struct netr_AccountSync *r)
1271 p->rng_fault_state = true;
1272 return NT_STATUS_NOT_IMPLEMENTED;
1275 /****************************************************************
1276 ****************************************************************/
1278 WERROR _netr_GetDcName(pipes_struct *p,
1279 struct netr_GetDcName *r)
1281 p->rng_fault_state = true;
1282 return WERR_NOT_SUPPORTED;
1285 /****************************************************************
1286 ****************************************************************/
1288 WERROR _netr_GetAnyDCName(pipes_struct *p,
1289 struct netr_GetAnyDCName *r)
1291 p->rng_fault_state = true;
1292 return WERR_NOT_SUPPORTED;
1295 /****************************************************************
1296 ****************************************************************/
1298 NTSTATUS _netr_DatabaseSync2(pipes_struct *p,
1299 struct netr_DatabaseSync2 *r)
1301 p->rng_fault_state = true;
1302 return NT_STATUS_NOT_IMPLEMENTED;
1305 /****************************************************************
1306 ****************************************************************/
1308 NTSTATUS _netr_DatabaseRedo(pipes_struct *p,
1309 struct netr_DatabaseRedo *r)
1311 p->rng_fault_state = true;
1312 return NT_STATUS_NOT_IMPLEMENTED;
1315 /****************************************************************
1316 ****************************************************************/
1318 WERROR _netr_LogonControl2Ex(pipes_struct *p,
1319 struct netr_LogonControl2Ex *r)
1321 p->rng_fault_state = true;
1322 return WERR_NOT_SUPPORTED;
1325 /****************************************************************
1326 ****************************************************************/
1328 WERROR _netr_DsRGetDCName(pipes_struct *p,
1329 struct netr_DsRGetDCName *r)
1331 p->rng_fault_state = true;
1332 return WERR_NOT_SUPPORTED;
1335 /****************************************************************
1336 ****************************************************************/
1338 WERROR _netr_NETRLOGONDUMMYROUTINE1(pipes_struct *p,
1339 struct netr_NETRLOGONDUMMYROUTINE1 *r)
1341 p->rng_fault_state = true;
1342 return WERR_NOT_SUPPORTED;
1345 /****************************************************************
1346 ****************************************************************/
1348 WERROR _netr_NETRLOGONSETSERVICEBITS(pipes_struct *p,
1349 struct netr_NETRLOGONSETSERVICEBITS *r)
1351 p->rng_fault_state = true;
1352 return WERR_NOT_SUPPORTED;
1355 /****************************************************************
1356 ****************************************************************/
1358 WERROR _netr_LogonGetTrustRid(pipes_struct *p,
1359 struct netr_LogonGetTrustRid *r)
1361 p->rng_fault_state = true;
1362 return WERR_NOT_SUPPORTED;
1365 /****************************************************************
1366 ****************************************************************/
1368 WERROR _netr_NETRLOGONCOMPUTESERVERDIGEST(pipes_struct *p,
1369 struct netr_NETRLOGONCOMPUTESERVERDIGEST *r)
1371 p->rng_fault_state = true;
1372 return WERR_NOT_SUPPORTED;
1375 /****************************************************************
1376 ****************************************************************/
1378 WERROR _netr_NETRLOGONCOMPUTECLIENTDIGEST(pipes_struct *p,
1379 struct netr_NETRLOGONCOMPUTECLIENTDIGEST *r)
1381 p->rng_fault_state = true;
1382 return WERR_NOT_SUPPORTED;
1385 /****************************************************************
1386 ****************************************************************/
1388 NTSTATUS _netr_ServerAuthenticate3(pipes_struct *p,
1389 struct netr_ServerAuthenticate3 *r)
1391 p->rng_fault_state = true;
1392 return NT_STATUS_NOT_IMPLEMENTED;
1395 /****************************************************************
1396 ****************************************************************/
1398 WERROR _netr_DsRGetDCNameEx(pipes_struct *p,
1399 struct netr_DsRGetDCNameEx *r)
1401 p->rng_fault_state = true;
1402 return WERR_NOT_SUPPORTED;
1405 /****************************************************************
1406 ****************************************************************/
1408 WERROR _netr_DsRGetSiteName(pipes_struct *p,
1409 struct netr_DsRGetSiteName *r)
1411 p->rng_fault_state = true;
1412 return WERR_NOT_SUPPORTED;
1415 /****************************************************************
1416 ****************************************************************/
1418 NTSTATUS _netr_LogonGetDomainInfo(pipes_struct *p,
1419 struct netr_LogonGetDomainInfo *r)
1421 p->rng_fault_state = true;
1422 return NT_STATUS_NOT_IMPLEMENTED;
1425 /****************************************************************
1426 ****************************************************************/
1428 NTSTATUS _netr_ServerPasswordSet2(pipes_struct *p,
1429 struct netr_ServerPasswordSet2 *r)
1431 p->rng_fault_state = true;
1432 return NT_STATUS_NOT_IMPLEMENTED;
1435 /****************************************************************
1436 ****************************************************************/
1438 WERROR _netr_ServerPasswordGet(pipes_struct *p,
1439 struct netr_ServerPasswordGet *r)
1441 p->rng_fault_state = true;
1442 return WERR_NOT_SUPPORTED;
1445 /****************************************************************
1446 ****************************************************************/
1448 WERROR _netr_NETRLOGONSENDTOSAM(pipes_struct *p,
1449 struct netr_NETRLOGONSENDTOSAM *r)
1451 p->rng_fault_state = true;
1452 return WERR_NOT_SUPPORTED;
1455 /****************************************************************
1456 ****************************************************************/
1458 WERROR _netr_DsRAddressToSitenamesW(pipes_struct *p,
1459 struct netr_DsRAddressToSitenamesW *r)
1461 p->rng_fault_state = true;
1462 return WERR_NOT_SUPPORTED;
1465 /****************************************************************
1466 ****************************************************************/
1468 WERROR _netr_DsRGetDCNameEx2(pipes_struct *p,
1469 struct netr_DsRGetDCNameEx2 *r)
1471 p->rng_fault_state = true;
1472 return WERR_NOT_SUPPORTED;
1475 /****************************************************************
1476 ****************************************************************/
1478 WERROR _netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN(pipes_struct *p,
1479 struct netr_NETRLOGONGETTIMESERVICEPARENTDOMAIN *r)
1481 p->rng_fault_state = true;
1482 return WERR_NOT_SUPPORTED;
1485 /****************************************************************
1486 ****************************************************************/
1488 WERROR _netr_NetrEnumerateTrustedDomainsEx(pipes_struct *p,
1489 struct netr_NetrEnumerateTrustedDomainsEx *r)
1491 p->rng_fault_state = true;
1492 return WERR_NOT_SUPPORTED;
1495 /****************************************************************
1496 ****************************************************************/
1498 WERROR _netr_DsRAddressToSitenamesExW(pipes_struct *p,
1499 struct netr_DsRAddressToSitenamesExW *r)
1501 p->rng_fault_state = true;
1502 return WERR_NOT_SUPPORTED;
1505 /****************************************************************
1506 ****************************************************************/
1508 WERROR _netr_DsrGetDcSiteCoverageW(pipes_struct *p,
1509 struct netr_DsrGetDcSiteCoverageW *r)
1511 p->rng_fault_state = true;
1512 return WERR_NOT_SUPPORTED;
1515 /****************************************************************
1516 ****************************************************************/
1518 WERROR _netr_DsrEnumerateDomainTrusts(pipes_struct *p,
1519 struct netr_DsrEnumerateDomainTrusts *r)
1521 p->rng_fault_state = true;
1522 return WERR_NOT_SUPPORTED;
1525 /****************************************************************
1526 ****************************************************************/
1528 WERROR _netr_DsrDeregisterDNSHostRecords(pipes_struct *p,
1529 struct netr_DsrDeregisterDNSHostRecords *r)
1531 p->rng_fault_state = true;
1532 return WERR_NOT_SUPPORTED;
1535 /****************************************************************
1536 ****************************************************************/
1538 NTSTATUS _netr_ServerTrustPasswordsGet(pipes_struct *p,
1539 struct netr_ServerTrustPasswordsGet *r)
1541 p->rng_fault_state = true;
1542 return NT_STATUS_NOT_IMPLEMENTED;
1545 /****************************************************************
1546 ****************************************************************/
1548 WERROR _netr_DsRGetForestTrustInformation(pipes_struct *p,
1549 struct netr_DsRGetForestTrustInformation *r)
1551 p->rng_fault_state = true;
1552 return WERR_NOT_SUPPORTED;
1555 /****************************************************************
1556 ****************************************************************/
1558 WERROR _netr_GetForestTrustInformation(pipes_struct *p,
1559 struct netr_GetForestTrustInformation *r)
1561 p->rng_fault_state = true;
1562 return WERR_NOT_SUPPORTED;
1565 /****************************************************************
1566 ****************************************************************/
1568 NTSTATUS _netr_LogonSamLogonWithFlags(pipes_struct *p,
1569 struct netr_LogonSamLogonWithFlags *r)
1571 p->rng_fault_state = true;
1572 return NT_STATUS_NOT_IMPLEMENTED;
1575 /****************************************************************
1576 ****************************************************************/
1578 WERROR _netr_NETRSERVERGETTRUSTINFO(pipes_struct *p,
1579 struct netr_NETRSERVERGETTRUSTINFO *r)
1581 p->rng_fault_state = true;
1582 return WERR_NOT_SUPPORTED;