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r1383: sync from 3.0 tree
[Samba.git] / source / rpc_server / srv_netlog_nt.c
blob264b7a74a7994715b7f90547b9eae98a95643eb7
1 /*
2 * Unix SMB/CIFS implementation.
3 * RPC Pipe client / server routines
4 * Copyright (C) Andrew Tridgell 1992-1997,
5 * Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
6 * Copyright (C) Paul Ashton 1997.
7 * Copyright (C) Jeremy Allison 1998-2001.
8 * Copyright (C) Andrew Bartlett 2001.
9 *
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 2 of the License, or
13 * (at your option) any later version.
14 *
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.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 */
24
25 /* This is the implementation of the netlogon pipe. */
26
27 #include "includes.h"
28
29 #undef DBGC_CLASS
30 #define DBGC_CLASS DBGC_RPC_SRV
31
32 /*************************************************************************
33 init_net_r_req_chal:
34 *************************************************************************/
35
36 static void init_net_r_req_chal(NET_R_REQ_CHAL *r_c,
37 DOM_CHAL *srv_chal, NTSTATUS status)
38 {
39 DEBUG(6,("init_net_r_req_chal: %d\n", __LINE__));
40 memcpy(r_c->srv_chal.data, srv_chal->data, sizeof(srv_chal->data));
41 r_c->status = status;
42 }
43
44 /*************************************************************************
45 error messages cropping up when using nltest.exe...
46 *************************************************************************/
47
48 #define ERROR_NO_SUCH_DOMAIN 0x54b
49 #define ERROR_NO_LOGON_SERVERS 0x51f
50 #define NO_ERROR 0x0
51
52 /*************************************************************************
53 net_reply_logon_ctrl:
54 *************************************************************************/
55
56 /* Some flag values reverse engineered from NLTEST.EXE */
57
58 #define LOGON_CTRL_IN_SYNC 0x00
59 #define LOGON_CTRL_REPL_NEEDED 0x01
60 #define LOGON_CTRL_REPL_IN_PROGRESS 0x02
61
62 NTSTATUS _net_logon_ctrl(pipes_struct *p, NET_Q_LOGON_CTRL *q_u,
63 NET_R_LOGON_CTRL *r_u)
64 {
65 uint32 flags = 0x0;
66 uint32 pdc_connection_status = 0x00; /* Maybe a win32 error code? */
67
68 /* Setup the Logon Control response */
69
70 init_net_r_logon_ctrl(r_u, q_u->query_level, flags,
71 pdc_connection_status);
72
73 return r_u->status;
74 }
75
76 /****************************************************************************
77 Send a message to smbd to do a sam synchronisation
78 **************************************************************************/
79 static void send_sync_message(void)
80 {
81 TDB_CONTEXT *tdb;
82
83 tdb = tdb_open_log(lock_path("connections.tdb"), 0,
84 TDB_DEFAULT, O_RDONLY, 0);
85
86 if (!tdb) {
87 DEBUG(3, ("send_sync_message(): failed to open connections "
88 "database\n"));
89 return;
90 }
91
92 DEBUG(3, ("sending sam synchronisation message\n"));
93
94 message_send_all(tdb, MSG_SMB_SAM_SYNC, NULL, 0, False, NULL);
95
96 tdb_close(tdb);
97 }
98
99 /*************************************************************************
100 net_reply_logon_ctrl2:
101 *************************************************************************/
102
103 NTSTATUS _net_logon_ctrl2(pipes_struct *p, NET_Q_LOGON_CTRL2 *q_u, NET_R_LOGON_CTRL2 *r_u)
104 {
105 uint32 flags = 0x0;
106 uint32 pdc_connection_status = 0x0;
107 uint32 logon_attempts = 0x0;
108 uint32 tc_status;
109 fstring servername, domain, dc_name, dc_name2;
110 struct in_addr dc_ip;
111
112 /* this should be \\global_myname() */
113 unistr2_to_ascii(servername, &q_u->uni_server_name, sizeof(servername));
114
115 r_u->status = NT_STATUS_OK;
116
117 tc_status = ERROR_NO_SUCH_DOMAIN;
118 fstrcpy( dc_name, "" );
119
120 switch ( q_u->function_code ) {
121 case NETLOGON_CONTROL_TC_QUERY:
122 unistr2_to_ascii(domain, &q_u->info.info6.domain, sizeof(domain));
123
124 if ( !is_trusted_domain( domain ) )
125 break;
126
127 if ( !get_dc_name( domain, NULL, dc_name2, &dc_ip ) ) {
128 tc_status = ERROR_NO_LOGON_SERVERS;
129 break;
130 }
131
132 fstr_sprintf( dc_name, "\\\\%s", dc_name2 );
133
134 tc_status = NO_ERROR;
135
136 break;
137
138 case NETLOGON_CONTROL_REDISCOVER:
139 unistr2_to_ascii(domain, &q_u->info.info6.domain, sizeof(domain));
140
141 if ( !is_trusted_domain( domain ) )
142 break;
143
144 if ( !get_dc_name( domain, NULL, dc_name2, &dc_ip ) ) {
145 tc_status = ERROR_NO_LOGON_SERVERS;
146 break;
147 }
148
149 fstr_sprintf( dc_name, "\\\\%s", dc_name2 );
150
151 tc_status = NO_ERROR;
152
153 break;
154
155 default:
156 /* no idea what this should be */
157 DEBUG(0,("_net_logon_ctrl2: unimplemented function level [%d]\n",
158 q_u->function_code));
159 }
160
161 /* prepare the response */
162
163 init_net_r_logon_ctrl2( r_u, q_u->query_level, flags,
164 pdc_connection_status, logon_attempts, tc_status, dc_name );
165
166 if (lp_server_role() == ROLE_DOMAIN_BDC)
167 send_sync_message();
168
169 return r_u->status;
170 }
171
172 /*************************************************************************
173 net_reply_trust_dom_list:
174 *************************************************************************/
175
176 NTSTATUS _net_trust_dom_list(pipes_struct *p, NET_Q_TRUST_DOM_LIST *q_u, NET_R_TRUST_DOM_LIST *r_u)
177 {
178 const char *trusted_domain = "test_domain";
179 uint32 num_trust_domains = 1;
180
181 DEBUG(6,("_net_trust_dom_list: %d\n", __LINE__));
182
183 /* set up the Trusted Domain List response */
184 init_r_trust_dom(r_u, num_trust_domains, trusted_domain);
185
186 DEBUG(6,("_net_trust_dom_list: %d\n", __LINE__));
187
188 return r_u->status;
189 }
190
191 /***********************************************************************************
192 init_net_r_srv_pwset:
193 ***********************************************************************************/
194
195 static void init_net_r_srv_pwset(NET_R_SRV_PWSET *r_s,
196 DOM_CRED *srv_cred, NTSTATUS status)
197 {
198 DEBUG(5,("init_net_r_srv_pwset: %d\n", __LINE__));
199
200 memcpy(&r_s->srv_cred, srv_cred, sizeof(r_s->srv_cred));
201 r_s->status = status;
202
203 DEBUG(5,("init_net_r_srv_pwset: %d\n", __LINE__));
204 }
205
206 /******************************************************************
207 gets a machine password entry. checks access rights of the host.
208 ******************************************************************/
209
210 static BOOL get_md4pw(char *md4pw, char *mach_acct)
211 {
212 SAM_ACCOUNT *sampass = NULL;
213 const uint8 *pass;
214 BOOL ret;
215 uint32 acct_ctrl;
216
217 #if 0
218 /*
219 * Currently this code is redundent as we already have a filter
220 * by hostname list. What this code really needs to do is to
221 * get a hosts allowed/hosts denied list from the SAM database
222 * on a per user basis, and make the access decision there.
223 * I will leave this code here for now as a reminder to implement
224 * this at a later date. JRA.
225 */
226
227 if (!allow_access(lp_domain_hostsdeny(), lp_domain_hostsallow(),
228 client_name(), client_addr()))
229 {
230 DEBUG(0,("get_md4pw: Workstation %s denied access to domain\n", mach_acct));
231 return False;
232 }
233 #endif /* 0 */
234
235 if(!NT_STATUS_IS_OK(pdb_init_sam(&sampass)))
236 return False;
237
238 /* JRA. This is ok as it is only used for generating the challenge. */
239 become_root();
240 ret=pdb_getsampwnam(sampass, mach_acct);
241 unbecome_root();
242
243 if (ret==False) {
244 DEBUG(0,("get_md4pw: Workstation %s: no account in domain\n", mach_acct));
245 pdb_free_sam(&sampass);
246 return False;
247 }
248
249 acct_ctrl = pdb_get_acct_ctrl(sampass);
250 if (!(acct_ctrl & ACB_DISABLED) &&
251 ((acct_ctrl & ACB_DOMTRUST) ||
252 (acct_ctrl & ACB_WSTRUST) ||
253 (acct_ctrl & ACB_SVRTRUST)) &&
254 ((pass=pdb_get_nt_passwd(sampass)) != NULL)) {
255 memcpy(md4pw, pass, 16);
256 dump_data(5, md4pw, 16);
257 pdb_free_sam(&sampass);
258 return True;
259 }
260
261 DEBUG(0,("get_md4pw: Workstation %s: no account in domain\n", mach_acct));
262 pdb_free_sam(&sampass);
263 return False;
264
265 }
266
267 /*************************************************************************
268 _net_req_chal
269 *************************************************************************/
270
271 NTSTATUS _net_req_chal(pipes_struct *p, NET_Q_REQ_CHAL *q_u, NET_R_REQ_CHAL *r_u)
272 {
273 NTSTATUS status = NT_STATUS_OK;
274
275 rpcstr_pull(p->dc.remote_machine,q_u->uni_logon_clnt.buffer,sizeof(fstring),q_u->uni_logon_clnt.uni_str_len*2,0);
276
277 /* create a server challenge for the client */
278 /* Set these to random values. */
279 generate_random_buffer(p->dc.srv_chal.data, 8, False);
280
281 memcpy(p->dc.srv_cred.challenge.data, p->dc.srv_chal.data, 8);
282
283 memcpy(p->dc.clnt_chal.data , q_u->clnt_chal.data, sizeof(q_u->clnt_chal.data));
284 memcpy(p->dc.clnt_cred.challenge.data, q_u->clnt_chal.data, sizeof(q_u->clnt_chal.data));
285
286 memset((char *)p->dc.sess_key, '\0', sizeof(p->dc.sess_key));
287
288 p->dc.challenge_sent = True;
289 /* set up the LSA REQUEST CHALLENGE response */
290 init_net_r_req_chal(r_u, &p->dc.srv_chal, status);
291
292 return status;
293 }
294
295 /*************************************************************************
296 init_net_r_auth:
297 *************************************************************************/
298
299 static void init_net_r_auth(NET_R_AUTH *r_a, DOM_CHAL *resp_cred, NTSTATUS status)
300 {
301 memcpy(r_a->srv_chal.data, resp_cred->data, sizeof(resp_cred->data));
302 r_a->status = status;
303 }
304
305 /*************************************************************************
306 _net_auth
307 *************************************************************************/
308
309 NTSTATUS _net_auth(pipes_struct *p, NET_Q_AUTH *q_u, NET_R_AUTH *r_u)
310 {
311 NTSTATUS status = NT_STATUS_OK;
312 DOM_CHAL srv_cred;
313 UTIME srv_time;
314 fstring mach_acct;
315
316 srv_time.time = 0;
317
318 rpcstr_pull(mach_acct, q_u->clnt_id.uni_acct_name.buffer,sizeof(fstring),q_u->clnt_id.uni_acct_name.uni_str_len*2,0);
319
320 if (p->dc.challenge_sent && get_md4pw((char *)p->dc.md4pw, mach_acct)) {
321
322 /* from client / server challenges and md4 password, generate sess key */
323 cred_session_key(&p->dc.clnt_chal, &p->dc.srv_chal,
324 p->dc.md4pw, p->dc.sess_key);
325
326 /* check that the client credentials are valid */
327 if (cred_assert(&q_u->clnt_chal, p->dc.sess_key, &p->dc.clnt_cred.challenge, srv_time)) {
328
329 /* create server challenge for inclusion in the reply */
330 cred_create(p->dc.sess_key, &p->dc.srv_cred.challenge, srv_time, &srv_cred);
331
332 /* copy the received client credentials for use next time */
333 memcpy(p->dc.clnt_cred.challenge.data, q_u->clnt_chal.data, sizeof(q_u->clnt_chal.data));
334 memcpy(p->dc.srv_cred .challenge.data, q_u->clnt_chal.data, sizeof(q_u->clnt_chal.data));
335
336 /* Save the machine account name. */
337 fstrcpy(p->dc.mach_acct, mach_acct);
338
339 p->dc.authenticated = True;
340
341 } else {
342 status = NT_STATUS_ACCESS_DENIED;
343 }
344 } else {
345 status = NT_STATUS_ACCESS_DENIED;
346 }
347
348 /* set up the LSA AUTH response */
349 init_net_r_auth(r_u, &srv_cred, status);
350
351 return r_u->status;
352 }
353
354 /*************************************************************************
355 init_net_r_auth_2:
356 *************************************************************************/
357
358 static void init_net_r_auth_2(NET_R_AUTH_2 *r_a,
359 DOM_CHAL *resp_cred, NEG_FLAGS *flgs, NTSTATUS status)
360 {
361 memcpy(r_a->srv_chal.data, resp_cred->data, sizeof(resp_cred->data));
362 memcpy(&r_a->srv_flgs, flgs, sizeof(r_a->srv_flgs));
363 r_a->status = status;
364 }
365
366 /*************************************************************************
367 _net_auth_2
368 *************************************************************************/
369
370 NTSTATUS _net_auth_2(pipes_struct *p, NET_Q_AUTH_2 *q_u, NET_R_AUTH_2 *r_u)
371 {
372 NTSTATUS status = NT_STATUS_OK;
373 DOM_CHAL srv_cred;
374 UTIME srv_time;
375 NEG_FLAGS srv_flgs;
376 fstring mach_acct;
377
378 srv_time.time = 0;
379
380 if ( (lp_server_schannel() == True) &&
381 ((q_u->clnt_flgs.neg_flags & NETLOGON_NEG_SCHANNEL) == 0) ) {
382
383 /* schannel must be used, but client did not offer it. */
384 status = NT_STATUS_ACCESS_DENIED;
385 }
386
387 rpcstr_pull(mach_acct, q_u->clnt_id.uni_acct_name.buffer,sizeof(fstring),q_u->clnt_id.uni_acct_name.uni_str_len*2,0);
388
389 if (p->dc.challenge_sent && get_md4pw((char *)p->dc.md4pw, mach_acct)) {
390
391 /* from client / server challenges and md4 password, generate sess key */
392 cred_session_key(&p->dc.clnt_chal, &p->dc.srv_chal,
393 p->dc.md4pw, p->dc.sess_key);
394
395 /* check that the client credentials are valid */
396 if (cred_assert(&q_u->clnt_chal, p->dc.sess_key, &p->dc.clnt_cred.challenge, srv_time)) {
397
398 /* create server challenge for inclusion in the reply */
399 cred_create(p->dc.sess_key, &p->dc.srv_cred.challenge, srv_time, &srv_cred);
400
401 /* copy the received client credentials for use next time */
402 memcpy(p->dc.clnt_cred.challenge.data, q_u->clnt_chal.data, sizeof(q_u->clnt_chal.data));
403 memcpy(p->dc.srv_cred .challenge.data, q_u->clnt_chal.data, sizeof(q_u->clnt_chal.data));
404
405 /* Save the machine account name. */
406 fstrcpy(p->dc.mach_acct, mach_acct);
407
408 p->dc.authenticated = True;
409
410 } else {
411 status = NT_STATUS_ACCESS_DENIED;
412 }
413 } else {
414 status = NT_STATUS_ACCESS_DENIED;
415 }
416
417 srv_flgs.neg_flags = 0x000001ff;
418
419 if (lp_server_schannel() != False) {
420 srv_flgs.neg_flags |= NETLOGON_NEG_SCHANNEL;
421 }
422
423 /* set up the LSA AUTH 2 response */
424 init_net_r_auth_2(r_u, &srv_cred, &srv_flgs, status);
425
426 if (NT_STATUS_IS_OK(status)) {
427 extern struct dcinfo last_dcinfo;
428 last_dcinfo = p->dc;
429 }
430
431 return r_u->status;
432 }
433
434 /*************************************************************************
435 _net_srv_pwset
436 *************************************************************************/
437
438 NTSTATUS _net_srv_pwset(pipes_struct *p, NET_Q_SRV_PWSET *q_u, NET_R_SRV_PWSET *r_u)
439 {
440 NTSTATUS status = NT_STATUS_ACCESS_DENIED;
441 DOM_CRED srv_cred;
442 pstring workstation;
443 SAM_ACCOUNT *sampass=NULL;
444 BOOL ret = False;
445 unsigned char pwd[16];
446 int i;
447 uint32 acct_ctrl;
448
449 /* checks and updates credentials. creates reply credentials */
450 if (!(p->dc.authenticated && deal_with_creds(p->dc.sess_key, &p->dc.clnt_cred, &q_u->clnt_id.cred, &srv_cred)))
451 return NT_STATUS_INVALID_HANDLE;
452
453 memcpy(&p->dc.srv_cred, &p->dc.clnt_cred, sizeof(p->dc.clnt_cred));
454
455 DEBUG(5,("_net_srv_pwset: %d\n", __LINE__));
456
457 rpcstr_pull(workstation,q_u->clnt_id.login.uni_comp_name.buffer,
458 sizeof(workstation),q_u->clnt_id.login.uni_comp_name.uni_str_len*2,0);
459
460 DEBUG(3,("Server Password Set by Wksta:[%s] on account [%s]\n", workstation, p->dc.mach_acct));
461
462 pdb_init_sam(&sampass);
463
464 become_root();
465 ret=pdb_getsampwnam(sampass, p->dc.mach_acct);
466 unbecome_root();
467
468 /* Ensure the account exists and is a machine account. */
469
470 acct_ctrl = pdb_get_acct_ctrl(sampass);
471
472 if (!(ret
473 && (acct_ctrl & ACB_WSTRUST ||
474 acct_ctrl & ACB_SVRTRUST ||
475 acct_ctrl & ACB_DOMTRUST))) {
476 pdb_free_sam(&sampass);
477 return NT_STATUS_NO_SUCH_USER;
478 }
479
480 if (pdb_get_acct_ctrl(sampass) & ACB_DISABLED) {
481 pdb_free_sam(&sampass);
482 return NT_STATUS_ACCOUNT_DISABLED;
483 }
484
485 DEBUG(100,("Server password set : new given value was :\n"));
486 for(i = 0; i < 16; i++)
487 DEBUG(100,("%02X ", q_u->pwd[i]));
488 DEBUG(100,("\n"));
489
490 cred_hash3( pwd, q_u->pwd, p->dc.sess_key, 0);
491
492 /* lies! nt and lm passwords are _not_ the same: don't care */
493 if (!pdb_set_lanman_passwd (sampass, pwd, PDB_CHANGED)) {
494 pdb_free_sam(&sampass);
495 return NT_STATUS_NO_MEMORY;
496 }
497
498 if (!pdb_set_nt_passwd (sampass, pwd, PDB_CHANGED)) {
499 pdb_free_sam(&sampass);
500 return NT_STATUS_NO_MEMORY;
501 }
502
503 if (!pdb_set_pass_changed_now (sampass)) {
504 pdb_free_sam(&sampass);
505 /* Not quite sure what this one qualifies as, but this will do */
506 return NT_STATUS_UNSUCCESSFUL;
507 }
508
509 become_root();
510 ret = pdb_update_sam_account (sampass);
511 unbecome_root();
512
513 if (ret)
514 status = NT_STATUS_OK;
515
516 /* set up the LSA Server Password Set response */
517 init_net_r_srv_pwset(r_u, &srv_cred, status);
518
519 pdb_free_sam(&sampass);
520 return r_u->status;
521 }
522
523
524 /*************************************************************************
525 _net_sam_logoff:
526 *************************************************************************/
527
528 NTSTATUS _net_sam_logoff(pipes_struct *p, NET_Q_SAM_LOGOFF *q_u, NET_R_SAM_LOGOFF *r_u)
529 {
530 DOM_CRED srv_cred;
531
532 if (!get_valid_user_struct(p->vuid))
533 return NT_STATUS_NO_SUCH_USER;
534
535 /* checks and updates credentials. creates reply credentials */
536 if (!(p->dc.authenticated && deal_with_creds(p->dc.sess_key, &p->dc.clnt_cred,
537 &q_u->sam_id.client.cred, &srv_cred)))
538 return NT_STATUS_INVALID_HANDLE;
539
540 memcpy(&p->dc.srv_cred, &p->dc.clnt_cred, sizeof(p->dc.clnt_cred));
541
542 /* XXXX maybe we want to say 'no', reject the client's credentials */
543 r_u->buffer_creds = 1; /* yes, we have valid server credentials */
544 memcpy(&r_u->srv_creds, &srv_cred, sizeof(r_u->srv_creds));
545
546 r_u->status = NT_STATUS_OK;
547
548 return r_u->status;
549 }
550
551
552 /*************************************************************************
553 _net_sam_logon
554 *************************************************************************/
555
556 NTSTATUS _net_sam_logon(pipes_struct *p, NET_Q_SAM_LOGON *q_u, NET_R_SAM_LOGON *r_u)
557 {
558 NTSTATUS status = NT_STATUS_OK;
559 NET_USER_INFO_3 *usr_info = NULL;
560 NET_ID_INFO_CTR *ctr = q_u->sam_id.ctr;
561 DOM_CRED srv_cred;
562 UNISTR2 *uni_samlogon_user = NULL;
563 UNISTR2 *uni_samlogon_domain = NULL;
564 UNISTR2 *uni_samlogon_workstation = NULL;
565 fstring nt_username, nt_domain, nt_workstation;
566 auth_usersupplied_info *user_info = NULL;
567 auth_serversupplied_info *server_info = NULL;
568 extern userdom_struct current_user_info;
569 SAM_ACCOUNT *sampw;
570 struct auth_context *auth_context = NULL;
571
572 usr_info = (NET_USER_INFO_3 *)talloc(p->mem_ctx, sizeof(NET_USER_INFO_3));
573 if (!usr_info)
574 return NT_STATUS_NO_MEMORY;
575
576 ZERO_STRUCTP(usr_info);
577
578 /* store the user information, if there is any. */
579 r_u->user = usr_info;
580 r_u->switch_value = 0; /* indicates no info */
581 r_u->auth_resp = 1; /* authoritative response */
582 r_u->switch_value = 3; /* indicates type of validation user info */
583
584 if (!get_valid_user_struct(p->vuid))
585 return NT_STATUS_NO_SUCH_USER;
586
587
588 if ( (lp_server_schannel() == True) && (!p->netsec_auth_validated) ) {
589 /* 'server schannel = yes' should enforce use of
590 schannel, the client did offer it in auth2, but
591 obviously did not use it. */
592 return NT_STATUS_ACCESS_DENIED;
593 }
594
595 /* checks and updates credentials. creates reply credentials */
596 if (!(p->dc.authenticated && deal_with_creds(p->dc.sess_key, &p->dc.clnt_cred, &q_u->sam_id.client.cred, &srv_cred)))
597 return NT_STATUS_INVALID_HANDLE;
598
599 memcpy(&p->dc.srv_cred, &p->dc.clnt_cred, sizeof(p->dc.clnt_cred));
600
601 r_u->buffer_creds = 1; /* yes, we have valid server credentials */
602 memcpy(&r_u->srv_creds, &srv_cred, sizeof(r_u->srv_creds));
603
604 /* find the username */
605
606 switch (q_u->sam_id.logon_level) {
607 case INTERACTIVE_LOGON_TYPE:
608 uni_samlogon_user = &ctr->auth.id1.uni_user_name;
609 uni_samlogon_domain = &ctr->auth.id1.uni_domain_name;
610
611 uni_samlogon_workstation = &ctr->auth.id1.uni_wksta_name;
612
613 DEBUG(3,("SAM Logon (Interactive). Domain:[%s]. ", lp_workgroup()));
614 break;
615 case NET_LOGON_TYPE:
616 uni_samlogon_user = &ctr->auth.id2.uni_user_name;
617 uni_samlogon_domain = &ctr->auth.id2.uni_domain_name;
618 uni_samlogon_workstation = &ctr->auth.id2.uni_wksta_name;
619
620 DEBUG(3,("SAM Logon (Network). Domain:[%s]. ", lp_workgroup()));
621 break;
622 default:
623 DEBUG(2,("SAM Logon: unsupported switch value\n"));
624 return NT_STATUS_INVALID_INFO_CLASS;
625 } /* end switch */
626
627 rpcstr_pull(nt_username,uni_samlogon_user->buffer,sizeof(nt_username),uni_samlogon_user->uni_str_len*2,0);
628 rpcstr_pull(nt_domain,uni_samlogon_domain->buffer,sizeof(nt_domain),uni_samlogon_domain->uni_str_len*2,0);
629 rpcstr_pull(nt_workstation,uni_samlogon_workstation->buffer,sizeof(nt_workstation),uni_samlogon_workstation->uni_str_len*2,0);
630
631 DEBUG(3,("User:[%s@%s] Requested Domain:[%s]\n", nt_username,
632 nt_workstation, nt_domain));
633
634 fstrcpy(current_user_info.smb_name, nt_username);
635 sub_set_smb_name(nt_username);
636
637 DEBUG(5,("Attempting validation level %d for unmapped username %s.\n", q_u->sam_id.ctr->switch_value, nt_username));
638
639 status = NT_STATUS_OK;
640
641 switch (ctr->switch_value) {
642 case NET_LOGON_TYPE:
643 {
644 const char *wksname = nt_workstation;
645
646 if (!NT_STATUS_IS_OK(status = make_auth_context_fixed(&auth_context, ctr->auth.id2.lm_chal))) {
647 return status;
648 }
649
650 /* For a network logon, the workstation name comes in with two
651 * backslashes in the front. Strip them if they are there. */
652
653 if (*wksname == '\\') wksname++;
654 if (*wksname == '\\') wksname++;
655
656 /* Standard challenge/response authenticaion */
657 if (!make_user_info_netlogon_network(&user_info,
658 nt_username, nt_domain,
659 wksname,
660 ctr->auth.id2.lm_chal_resp.buffer,
661 ctr->auth.id2.lm_chal_resp.str_str_len,
662 ctr->auth.id2.nt_chal_resp.buffer,
663 ctr->auth.id2.nt_chal_resp.str_str_len)) {
664 status = NT_STATUS_NO_MEMORY;
665 }
666 break;
667 }
668 case INTERACTIVE_LOGON_TYPE:
669 /* 'Interactive' autheticaion, supplies the password in its
670 MD4 form, encrypted with the session key. We will
671 convert this to chellange/responce for the auth
672 subsystem to chew on */
673 {
674 const uint8 *chal;
675
676 if (!NT_STATUS_IS_OK(status = make_auth_context_subsystem(&auth_context))) {
677 return status;
678 }
679
680 chal = auth_context->get_ntlm_challenge(auth_context);
681
682 if (!make_user_info_netlogon_interactive(&user_info,
683 nt_username, nt_domain,
684 nt_workstation, chal,
685 ctr->auth.id1.lm_owf.data,
686 ctr->auth.id1.nt_owf.data,
687 p->dc.sess_key)) {
688 status = NT_STATUS_NO_MEMORY;
689 }
690 break;
691 }
692 default:
693 DEBUG(2,("SAM Logon: unsupported switch value\n"));
694 return NT_STATUS_INVALID_INFO_CLASS;
695 } /* end switch */
696
697 if ( NT_STATUS_IS_OK(status) ) {
698 status = auth_context->check_ntlm_password(auth_context,
699 user_info, &server_info);
700 }
701
702 (auth_context->free)(&auth_context);
703 free_user_info(&user_info);
704
705 DEBUG(5, ("_net_sam_logon: check_password returned status %s\n",
706 nt_errstr(status)));
707
708 /* Check account and password */
709
710 if (!NT_STATUS_IS_OK(status)) {
711 free_server_info(&server_info);
712 return status;
713 }
714
715 if (server_info->guest) {
716 /* We don't like guest domain logons... */
717 DEBUG(5,("_net_sam_logon: Attempted domain logon as GUEST denied.\n"));
718 free_server_info(&server_info);
719 return NT_STATUS_LOGON_FAILURE;
720 }
721
722 /* This is the point at which, if the login was successful, that
723 the SAM Local Security Authority should record that the user is
724 logged in to the domain. */
725
726 {
727 DOM_GID *gids = NULL;
728 const DOM_SID *user_sid = NULL;
729 const DOM_SID *group_sid = NULL;
730 DOM_SID domain_sid;
731 uint32 user_rid, group_rid;
732
733 int num_gids = 0;
734 pstring my_name;
735 fstring user_sid_string;
736 fstring group_sid_string;
737 uchar user_session_key[16];
738 uchar lm_session_key[16];
739 uchar netlogon_sess_key[16];
740
741 sampw = server_info->sam_account;
742
743 /* set up pointer indicating user/password failed to be found */
744 usr_info->ptr_user_info = 0;
745
746 user_sid = pdb_get_user_sid(sampw);
747 group_sid = pdb_get_group_sid(sampw);
748
749 sid_copy(&domain_sid, user_sid);
750 sid_split_rid(&domain_sid, &user_rid);
751
752 if (!sid_peek_check_rid(&domain_sid, group_sid, &group_rid)) {
753 DEBUG(1, ("_net_sam_logon: user %s\\%s has user sid %s\n but group sid %s.\nThe conflicting domain portions are not supported for NETLOGON calls\n",
754 pdb_get_domain(sampw), pdb_get_username(sampw),
755 sid_to_string(user_sid_string, user_sid),
756 sid_to_string(group_sid_string, group_sid)));
757 return NT_STATUS_UNSUCCESSFUL;
758 }
759
760 pstrcpy(my_name, global_myname());
761
762 if (!NT_STATUS_IS_OK(status
763 = nt_token_to_group_list(p->mem_ctx,
764 &domain_sid,
765 server_info->ptok,
766 &num_gids,
767 &gids))) {
768 return status;
769 }
770
771 ZERO_STRUCT(netlogon_sess_key);
772 memcpy(netlogon_sess_key, p->dc.sess_key, 8);
773 if (server_info->user_session_key.length) {
774 memcpy(user_session_key, server_info->user_session_key.data,
775 MIN(sizeof(user_session_key), server_info->user_session_key.length));
776 SamOEMhash(user_session_key, netlogon_sess_key, 16);
777 }
778 if (server_info->lm_session_key.length) {
779 memcpy(lm_session_key, server_info->lm_session_key.data,
780 MIN(sizeof(lm_session_key), server_info->lm_session_key.length));
781 SamOEMhash(lm_session_key, netlogon_sess_key, 16);
782 }
783 ZERO_STRUCT(netlogon_sess_key);
784
785 init_net_user_info3(p->mem_ctx, usr_info,
786 user_rid,
787 group_rid,
788 pdb_get_username(sampw),
789 pdb_get_fullname(sampw),
790 pdb_get_homedir(sampw),
791 pdb_get_dir_drive(sampw),
792 pdb_get_logon_script(sampw),
793 pdb_get_profile_path(sampw),
794 pdb_get_logon_time(sampw),
795 get_time_t_max(),
796 get_time_t_max(),
797 pdb_get_pass_last_set_time(sampw),
798 pdb_get_pass_can_change_time(sampw),
799 pdb_get_pass_must_change_time(sampw),
800
801 0, /* logon_count */
802 0, /* bad_pw_count */
803 num_gids, /* uint32 num_groups */
804 gids , /* DOM_GID *gids */
805 0x20 , /* uint32 user_flgs (?) */
806 server_info->user_session_key.length ? user_session_key : NULL,
807 server_info->lm_session_key.length ? lm_session_key : NULL,
808 my_name , /* char *logon_srv */
809 pdb_get_domain(sampw),
810 &domain_sid, /* DOM_SID *dom_sid */
811 /* Should be users domain sid, not servers - for trusted domains */
812
813 NULL); /* char *other_sids */
814 ZERO_STRUCT(user_session_key);
815 ZERO_STRUCT(lm_session_key);
816 }
817 free_server_info(&server_info);
818 return status;
819 }
820
821 /*************************************************************************
822 _ds_enum_dom_trusts
823 *************************************************************************/
824 #if 0 /* JERRY -- not correct */
825 NTSTATUS _ds_enum_dom_trusts(pipes_struct *p, DS_Q_ENUM_DOM_TRUSTS *q_u,
826 DS_R_ENUM_DOM_TRUSTS *r_u)
827 {
828 NTSTATUS status = NT_STATUS_OK;
829
830 /* TODO: According to MSDN, the can only be executed against a
831 DC or domain member running Windows 2000 or later. Need
832 to test against a standalone 2k server and see what it
833 does. A windows 2000 DC includes its own domain in the
834 list. --jerry */
835
836 return status;
837 }
838 #endif /* JERRY */
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