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r4352: Base64-encode munged-dial with correct length in 'net rpc vampire'.
[Samba/nascimento.git] / source3 / utils / net_rpc_samsync.c
blob30d24ea8acdacae5f32548ea626a58b16a186bf9
1 /*
2 Unix SMB/CIFS implementation.
3 dump the remote SAM using rpc samsync operations
4
5 Copyright (C) Andrew Tridgell 2002
6 Copyright (C) Tim Potter 2001,2002
7 Modified by Volker Lendecke 2002
8
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
13
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
18
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
22 */
23
24 #include "includes.h"
25 #include "utils/net.h"
26
27 extern DOM_SID global_sid_Builtin;
28
29 static void display_group_mem_info(uint32 rid, SAM_GROUP_MEM_INFO *g)
30 {
31 int i;
32 d_printf("Group mem %u: ", rid);
33 for (i=0;i<g->num_members;i++) {
34 d_printf("%u ", g->rids[i]);
35 }
36 d_printf("\n");
37 }
38
39
40 static const char *display_time(NTTIME *nttime)
41 {
42 static fstring string;
43
44 float high;
45 float low;
46 int sec;
47 int days, hours, mins, secs;
48 int offset = 1;
49
50 if (nttime->high==0 && nttime->low==0)
51 return "Now";
52
53 if (nttime->high==0x80000000 && nttime->low==0)
54 return "Never";
55
56 high = 65536;
57 high = high/10000;
58 high = high*65536;
59 high = high/1000;
60 high = high * (~nttime->high);
61
62 low = ~nttime->low;
63 low = low/(1000*1000*10);
64
65 sec=high+low;
66 sec+=offset;
67
68 days=sec/(60*60*24);
69 hours=(sec - (days*60*60*24)) / (60*60);
70 mins=(sec - (days*60*60*24) - (hours*60*60) ) / 60;
71 secs=sec - (days*60*60*24) - (hours*60*60) - (mins*60);
72
73 fstr_sprintf(string, "%u days, %u hours, %u minutes, %u seconds", days, hours, mins, secs);
74 return (string);
75 }
76
77
78 static void display_alias_info(uint32 rid, SAM_ALIAS_INFO *a)
79 {
80 d_printf("Alias '%s' ", unistr2_static(&a->uni_als_name));
81 d_printf("desc='%s' rid=%u\n", unistr2_static(&a->uni_als_desc), a->als_rid);
82 }
83
84 static void display_alias_mem(uint32 rid, SAM_ALIAS_MEM_INFO *a)
85 {
86 int i;
87 d_printf("Alias rid %u: ", rid);
88 for (i=0;i<a->num_members;i++) {
89 d_printf("%s ", sid_string_static(&a->sids[i].sid));
90 }
91 d_printf("\n");
92 }
93
94 static void display_account_info(uint32 rid, SAM_ACCOUNT_INFO *a)
95 {
96 fstring hex_nt_passwd, hex_lm_passwd;
97 uchar lm_passwd[16], nt_passwd[16];
98 static uchar zero_buf[16];
99
100 /* Decode hashes from password hash (if they are not NULL) */
101
102 if (memcmp(a->pass.buf_lm_pwd, zero_buf, 16) != 0) {
103 sam_pwd_hash(a->user_rid, a->pass.buf_lm_pwd, lm_passwd, 0);
104 pdb_sethexpwd(hex_lm_passwd, lm_passwd, a->acb_info);
105 } else {
106 pdb_sethexpwd(hex_lm_passwd, NULL, 0);
107 }
108
109 if (memcmp(a->pass.buf_nt_pwd, zero_buf, 16) != 0) {
110 sam_pwd_hash(a->user_rid, a->pass.buf_nt_pwd, nt_passwd, 0);
111 pdb_sethexpwd(hex_nt_passwd, nt_passwd, a->acb_info);
112 } else {
113 pdb_sethexpwd(hex_nt_passwd, NULL, 0);
114 }
115
116 printf("%s:%d:%s:%s:%s:LCT-0\n", unistr2_static(&a->uni_acct_name),
117 a->user_rid, hex_lm_passwd, hex_nt_passwd,
118 pdb_encode_acct_ctrl(a->acb_info, NEW_PW_FORMAT_SPACE_PADDED_LEN));
119 }
120
121 static void display_domain_info(SAM_DOMAIN_INFO *a)
122 {
123 time_t u_logout;
124
125 u_logout = nt_time_to_unix_abs((NTTIME *)&a->force_logoff);
126
127 d_printf("Domain name: %s\n", unistr2_static(&a->uni_dom_name));
128
129 d_printf("Minimal Password Length: %d\n", a->min_pwd_len);
130 d_printf("Password History Length: %d\n", a->pwd_history_len);
131
132 d_printf("Force Logoff: %d\n", (int)u_logout);
133
134 d_printf("Max Password Age: %s\n", display_time((NTTIME *)&a->max_pwd_age));
135 d_printf("Min Password Age: %s\n", display_time((NTTIME *)&a->min_pwd_age));
136
137 d_printf("Lockout Time: %s\n", display_time((NTTIME *)&a->account_lockout.lockout_duration));
138 d_printf("Lockout Reset Time: %s\n", display_time((NTTIME *)&a->account_lockout.reset_count));
139
140 d_printf("Bad Attempt Lockout: %d\n", a->account_lockout.bad_attempt_lockout);
141 d_printf("User must logon to change password: %d\n", a->logon_chgpass);
142 }
143
144 static void display_group_info(uint32 rid, SAM_GROUP_INFO *a)
145 {
146 d_printf("Group '%s' ", unistr2_static(&a->uni_grp_name));
147 d_printf("desc='%s', rid=%u\n", unistr2_static(&a->uni_grp_desc), rid);
148 }
149
150 static void display_sam_entry(SAM_DELTA_HDR *hdr_delta, SAM_DELTA_CTR *delta)
151 {
152 switch (hdr_delta->type) {
153 case SAM_DELTA_ACCOUNT_INFO:
154 display_account_info(hdr_delta->target_rid, &delta->account_info);
155 break;
156 case SAM_DELTA_GROUP_MEM:
157 display_group_mem_info(hdr_delta->target_rid, &delta->grp_mem_info);
158 break;
159 case SAM_DELTA_ALIAS_INFO:
160 display_alias_info(hdr_delta->target_rid, &delta->alias_info);
161 break;
162 case SAM_DELTA_ALIAS_MEM:
163 display_alias_mem(hdr_delta->target_rid, &delta->als_mem_info);
164 break;
165 case SAM_DELTA_DOMAIN_INFO:
166 display_domain_info(&delta->domain_info);
167 break;
168 case SAM_DELTA_GROUP_INFO:
169 display_group_info(hdr_delta->target_rid, &delta->group_info);
170 break;
171 /* The following types are recognised but not handled */
172 case SAM_DELTA_RENAME_GROUP:
173 d_printf("SAM_DELTA_RENAME_GROUP not handled\n");
174 break;
175 case SAM_DELTA_RENAME_USER:
176 d_printf("SAM_DELTA_RENAME_USER not handled\n");
177 break;
178 case SAM_DELTA_RENAME_ALIAS:
179 d_printf("SAM_DELTA_RENAME_ALIAS not handled\n");
180 break;
181 case SAM_DELTA_POLICY_INFO:
182 d_printf("SAM_DELTA_POLICY_INFO not handled\n");
183 break;
184 case SAM_DELTA_TRUST_DOMS:
185 d_printf("SAM_DELTA_TRUST_DOMS not handled\n");
186 break;
187 case SAM_DELTA_PRIVS_INFO:
188 d_printf("SAM_DELTA_PRIVS_INFO not handled\n");
189 break;
190 case SAM_DELTA_SECRET_INFO:
191 d_printf("SAM_DELTA_SECRET_INFO not handled\n");
192 break;
193 case SAM_DELTA_DELETE_GROUP:
194 d_printf("SAM_DELTA_DELETE_GROUP not handled\n");
195 break;
196 case SAM_DELTA_DELETE_USER:
197 d_printf("SAM_DELTA_DELETE_USER not handled\n");
198 break;
199 case SAM_DELTA_MODIFIED_COUNT:
200 d_printf("SAM_DELTA_MODIFIED_COUNT not handled\n");
201 break;
202 default:
203 d_printf("Unknown delta record type %d\n", hdr_delta->type);
204 break;
205 }
206 }
207
208
209 static void dump_database(struct cli_state *cli, unsigned db_type, DOM_CRED *ret_creds)
210 {
211 unsigned sync_context = 0;
212 NTSTATUS result;
213 int i;
214 TALLOC_CTX *mem_ctx;
215 SAM_DELTA_HDR *hdr_deltas;
216 SAM_DELTA_CTR *deltas;
217 uint32 num_deltas;
218
219 if (!(mem_ctx = talloc_init("dump_database"))) {
220 return;
221 }
222
223 switch( db_type ) {
224 case SAM_DATABASE_DOMAIN:
225 d_printf("Dumping DOMAIN database\n");
226 break;
227 case SAM_DATABASE_BUILTIN:
228 d_printf("Dumping BUILTIN database\n");
229 break;
230 case SAM_DATABASE_PRIVS:
231 d_printf("Dumping PRIVS databases\n");
232 break;
233 default:
234 d_printf("Dumping unknown database type %u\n", db_type );
235 break;
236 }
237
238 do {
239 result = cli_netlogon_sam_sync(cli, mem_ctx, ret_creds, db_type,
240 sync_context,
241 &num_deltas, &hdr_deltas, &deltas);
242 if (NT_STATUS_IS_ERR(result))
243 break;
244
245 clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred), ret_creds);
246 for (i = 0; i < num_deltas; i++) {
247 display_sam_entry(&hdr_deltas[i], &deltas[i]);
248 }
249 sync_context += 1;
250 } while (NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES));
251
252 talloc_destroy(mem_ctx);
253 }
254
255 /* dump sam database via samsync rpc calls */
256 NTSTATUS rpc_samdump_internals(const DOM_SID *domain_sid,
257 const char *domain_name,
258 struct cli_state *cli, TALLOC_CTX *mem_ctx,
259 int argc, const char **argv)
260 {
261 NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
262 uchar trust_password[16];
263 DOM_CRED ret_creds;
264 uint32 sec_channel;
265
266 ZERO_STRUCT(ret_creds);
267
268 fstrcpy(cli->domain, domain_name);
269
270 if (!secrets_fetch_trust_account_password(domain_name,
271 trust_password,
272 NULL, &sec_channel)) {
273 DEBUG(0,("Could not fetch trust account password\n"));
274 goto fail;
275 }
276
277 if (!NT_STATUS_IS_OK(nt_status = cli_nt_establish_netlogon(cli, sec_channel,
278 trust_password))) {
279 DEBUG(0,("Error connecting to NETLOGON pipe\n"));
280 goto fail;
281 }
282
283 dump_database(cli, SAM_DATABASE_DOMAIN, &ret_creds);
284 dump_database(cli, SAM_DATABASE_BUILTIN, &ret_creds);
285 dump_database(cli, SAM_DATABASE_PRIVS, &ret_creds);
286
287 nt_status = NT_STATUS_OK;
288
289 fail:
290 cli_nt_session_close(cli);
291 return nt_status;
292 }
293
294 /* Convert a SAM_ACCOUNT_DELTA to a SAM_ACCOUNT. */
295 #define STRING_CHANGED (old_string && !new_string) ||\
296 (!old_string && new_string) ||\
297 (old_string && new_string && (strcmp(old_string, new_string) != 0))
298
299 static NTSTATUS
300 sam_account_from_delta(SAM_ACCOUNT *account, SAM_ACCOUNT_INFO *delta)
301 {
302 const char *old_string, *new_string;
303 time_t unix_time, stored_time;
304 uchar lm_passwd[16], nt_passwd[16];
305 static uchar zero_buf[16];
306
307 /* Username, fullname, home dir, dir drive, logon script, acct
308 desc, workstations, profile. */
309
310 if (delta->hdr_acct_name.buffer) {
311 old_string = pdb_get_nt_username(account);
312 new_string = unistr2_static(&delta->uni_acct_name);
313
314 if (STRING_CHANGED) {
315 pdb_set_nt_username(account, new_string, PDB_CHANGED);
316
317 }
318
319 /* Unix username is the same - for sanity */
320 old_string = pdb_get_username( account );
321 if (STRING_CHANGED) {
322 pdb_set_username(account, new_string, PDB_CHANGED);
323 }
324 }
325
326 if (delta->hdr_full_name.buffer) {
327 old_string = pdb_get_fullname(account);
328 new_string = unistr2_static(&delta->uni_full_name);
329
330 if (STRING_CHANGED)
331 pdb_set_fullname(account, new_string, PDB_CHANGED);
332 }
333
334 if (delta->hdr_home_dir.buffer) {
335 old_string = pdb_get_homedir(account);
336 new_string = unistr2_static(&delta->uni_home_dir);
337
338 if (STRING_CHANGED)
339 pdb_set_homedir(account, new_string, PDB_CHANGED);
340 }
341
342 if (delta->hdr_dir_drive.buffer) {
343 old_string = pdb_get_dir_drive(account);
344 new_string = unistr2_static(&delta->uni_dir_drive);
345
346 if (STRING_CHANGED)
347 pdb_set_dir_drive(account, new_string, PDB_CHANGED);
348 }
349
350 if (delta->hdr_logon_script.buffer) {
351 old_string = pdb_get_logon_script(account);
352 new_string = unistr2_static(&delta->uni_logon_script);
353
354 if (STRING_CHANGED)
355 pdb_set_logon_script(account, new_string, PDB_CHANGED);
356 }
357
358 if (delta->hdr_acct_desc.buffer) {
359 old_string = pdb_get_acct_desc(account);
360 new_string = unistr2_static(&delta->uni_acct_desc);
361
362 if (STRING_CHANGED)
363 pdb_set_acct_desc(account, new_string, PDB_CHANGED);
364 }
365
366 if (delta->hdr_workstations.buffer) {
367 old_string = pdb_get_workstations(account);
368 new_string = unistr2_static(&delta->uni_workstations);
369
370 if (STRING_CHANGED)
371 pdb_set_workstations(account, new_string, PDB_CHANGED);
372 }
373
374 if (delta->hdr_profile.buffer) {
375 old_string = pdb_get_profile_path(account);
376 new_string = unistr2_static(&delta->uni_profile);
377
378 if (STRING_CHANGED)
379 pdb_set_profile_path(account, new_string, PDB_CHANGED);
380 }
381
382 if (delta->hdr_parameters.buffer) {
383 DATA_BLOB mung;
384 old_string = pdb_get_munged_dial(account);
385 mung.length = delta->uni_parameters.uni_str_len * 2;
386 mung.data = (uint8 *) delta->uni_parameters.buffer;
387 new_string = (mung.length == 0) ? NULL : base64_encode_data_blob(mung);
388
389 if (STRING_CHANGED)
390 pdb_set_munged_dial(account, new_string, PDB_CHANGED);
391 }
392
393 /* User and group sid */
394 if (pdb_get_user_rid(account) != delta->user_rid)
395 pdb_set_user_sid_from_rid(account, delta->user_rid, PDB_CHANGED);
396 if (pdb_get_group_rid(account) != delta->group_rid)
397 pdb_set_group_sid_from_rid(account, delta->group_rid, PDB_CHANGED);
398
399 /* Logon and password information */
400 if (!nt_time_is_zero(&delta->logon_time)) {
401 unix_time = nt_time_to_unix(&delta->logon_time);
402 stored_time = pdb_get_logon_time(account);
403 if (stored_time != unix_time)
404 pdb_set_logon_time(account, unix_time, PDB_CHANGED);
405 }
406
407 if (!nt_time_is_zero(&delta->logoff_time)) {
408 unix_time = nt_time_to_unix(&delta->logoff_time);
409 stored_time = pdb_get_logoff_time(account);
410 if (stored_time != unix_time)
411 pdb_set_logoff_time(account, unix_time,PDB_CHANGED);
412 }
413
414 /* Logon Divs */
415 if (pdb_get_logon_divs(account) != delta->logon_divs)
416 pdb_set_logon_divs(account, delta->logon_divs, PDB_CHANGED);
417
418 /* Max Logon Hours */
419 if (delta->unknown1 != pdb_get_unknown_6(account)) {
420 pdb_set_unknown_6(account, delta->unknown1, PDB_CHANGED);
421 }
422
423 /* Logon Hours Len */
424 if (delta->buf_logon_hrs.buf_len != pdb_get_hours_len(account)) {
425 pdb_set_hours_len(account, delta->buf_logon_hrs.buf_len, PDB_CHANGED);
426 }
427
428 /* Logon Hours */
429 if (delta->buf_logon_hrs.buffer) {
430 pstring old, new;
431 pdb_sethexhours(old, pdb_get_hours(account));
432 pdb_sethexhours(new, (const char *)delta->buf_logon_hrs.buffer);
433 if (!strequal(old, new))
434 pdb_set_hours(account, (const char *)delta->buf_logon_hrs.buffer, PDB_CHANGED);
435 }
436
437 if (pdb_get_bad_password_count(account) != delta->bad_pwd_count)
438 pdb_set_bad_password_count(account, delta->bad_pwd_count, PDB_CHANGED);
439
440 if (pdb_get_logon_count(account) != delta->logon_count)
441 pdb_set_logon_count(account, delta->logon_count, PDB_CHANGED);
442
443 if (!nt_time_is_zero(&delta->pwd_last_set_time)) {
444 unix_time = nt_time_to_unix(&delta->pwd_last_set_time);
445 stored_time = pdb_get_pass_last_set_time(account);
446 if (stored_time != unix_time)
447 pdb_set_pass_last_set_time(account, unix_time, PDB_CHANGED);
448 }
449
450 #if 0
451 /* No kickoff time in the delta? */
452 if (!nt_time_is_zero(&delta->kickoff_time)) {
453 unix_time = nt_time_to_unix(&delta->kickoff_time);
454 stored_time = pdb_get_kickoff_time(account);
455 if (stored_time != unix_time)
456 pdb_set_kickoff_time(account, unix_time, PDB_CHANGED);
457 }
458 #endif
459
460 /* Decode hashes from password hash
461 Note that win2000 may send us all zeros for the hashes if it doesn't
462 think this channel is secure enough - don't set the passwords at all
463 in that case
464 */
465 if (memcmp(delta->pass.buf_lm_pwd, zero_buf, 16) != 0) {
466 sam_pwd_hash(delta->user_rid, delta->pass.buf_lm_pwd, lm_passwd, 0);
467 pdb_set_lanman_passwd(account, lm_passwd, PDB_CHANGED);
468 }
469
470 if (memcmp(delta->pass.buf_nt_pwd, zero_buf, 16) != 0) {
471 sam_pwd_hash(delta->user_rid, delta->pass.buf_nt_pwd, nt_passwd, 0);
472 pdb_set_nt_passwd(account, nt_passwd, PDB_CHANGED);
473 }
474
475 /* TODO: account expiry time */
476
477 if (pdb_get_acct_ctrl(account) != delta->acb_info)
478 pdb_set_acct_ctrl(account, delta->acb_info, PDB_CHANGED);
479
480 pdb_set_domain(account, lp_workgroup(), PDB_CHANGED);
481
482 return NT_STATUS_OK;
483 }
484
485 static NTSTATUS fetch_account_info(uint32 rid, SAM_ACCOUNT_INFO *delta)
486 {
487 NTSTATUS nt_ret;
488 fstring account;
489 pstring add_script;
490 SAM_ACCOUNT *sam_account=NULL;
491 GROUP_MAP map;
492 struct group *grp;
493 DOM_SID user_sid;
494 DOM_SID group_sid;
495 struct passwd *passwd;
496 fstring sid_string;
497
498 fstrcpy(account, unistr2_static(&delta->uni_acct_name));
499 d_printf("Creating account: %s\n", account);
500
501 if (!NT_STATUS_IS_OK(nt_ret = pdb_init_sam(&sam_account)))
502 return nt_ret;
503
504 if (!(passwd = Get_Pwnam(account))) {
505 /* Create appropriate user */
506 if (delta->acb_info & ACB_NORMAL) {
507 pstrcpy(add_script, lp_adduser_script());
508 } else if ( (delta->acb_info & ACB_WSTRUST) ||
509 (delta->acb_info & ACB_SVRTRUST) ||
510 (delta->acb_info & ACB_DOMTRUST) ) {
511 pstrcpy(add_script, lp_addmachine_script());
512 } else {
513 DEBUG(1, ("Unknown user type: %s\n",
514 pdb_encode_acct_ctrl(delta->acb_info, NEW_PW_FORMAT_SPACE_PADDED_LEN)));
515 nt_ret = NT_STATUS_UNSUCCESSFUL;
516 goto done;
517 }
518 if (*add_script) {
519 int add_ret;
520 all_string_sub(add_script, "%u", account,
521 sizeof(account));
522 add_ret = smbrun(add_script,NULL);
523 DEBUG(1,("fetch_account: Running the command `%s' "
524 "gave %d\n", add_script, add_ret));
525 } else {
526 DEBUG(8,("fetch_account_info: no add user/machine script. Asking winbindd\n"));
527
528 /* don't need a RID allocated since the user already has a SID */
529 if ( !winbind_create_user( account, NULL ) )
530 DEBUG(4,("fetch_account_info: winbind_create_user() failed\n"));
531 }
532
533 /* try and find the possible unix account again */
534 if ( !(passwd = Get_Pwnam(account)) ) {
535 d_printf("Could not create posix account info for '%s'\n", account);
536 nt_ret = NT_STATUS_NO_SUCH_USER;
537 goto done;
538 }
539 }
540
541 sid_copy(&user_sid, get_global_sam_sid());
542 sid_append_rid(&user_sid, delta->user_rid);
543
544 DEBUG(3, ("Attempting to find SID %s for user %s in the passdb\n", sid_to_string(sid_string, &user_sid), account));
545 if (!pdb_getsampwsid(sam_account, &user_sid)) {
546 sam_account_from_delta(sam_account, delta);
547 DEBUG(3, ("Attempting to add user SID %s for user %s in the passdb\n",
548 sid_to_string(sid_string, &user_sid), pdb_get_username(sam_account)));
549 if (!pdb_add_sam_account(sam_account)) {
550 DEBUG(1, ("SAM Account for %s failed to be added to the passdb!\n",
551 account));
552 return NT_STATUS_ACCESS_DENIED;
553 }
554 } else {
555 sam_account_from_delta(sam_account, delta);
556 DEBUG(3, ("Attempting to update user SID %s for user %s in the passdb\n",
557 sid_to_string(sid_string, &user_sid), pdb_get_username(sam_account)));
558 if (!pdb_update_sam_account(sam_account)) {
559 DEBUG(1, ("SAM Account for %s failed to be updated in the passdb!\n",
560 account));
561 pdb_free_sam(&sam_account);
562 return NT_STATUS_ACCESS_DENIED;
563 }
564 }
565
566 group_sid = *pdb_get_group_sid(sam_account);
567
568 if (!pdb_getgrsid(&map, group_sid)) {
569 DEBUG(0, ("Primary group of %s has no mapping!\n",
570 pdb_get_username(sam_account)));
571 } else {
572 if (map.gid != passwd->pw_gid) {
573 if (!(grp = getgrgid(map.gid))) {
574 DEBUG(0, ("Could not find unix group %lu for user %s (group SID=%s)\n",
575 (unsigned long)map.gid, pdb_get_username(sam_account), sid_string_static(&group_sid)));
576 } else {
577 smb_set_primary_group(grp->gr_name, pdb_get_username(sam_account));
578 }
579 }
580 }
581
582 if ( !passwd ) {
583 DEBUG(1, ("No unix user for this account (%s), cannot adjust mappings\n",
584 pdb_get_username(sam_account)));
585 }
586
587 done:
588 pdb_free_sam(&sam_account);
589 return nt_ret;
590 }
591
592 static NTSTATUS
593 fetch_group_info(uint32 rid, SAM_GROUP_INFO *delta)
594 {
595 fstring name;
596 fstring comment;
597 struct group *grp = NULL;
598 DOM_SID group_sid;
599 fstring sid_string;
600 GROUP_MAP map;
601 BOOL insert = True;
602
603 unistr2_to_ascii(name, &delta->uni_grp_name, sizeof(name)-1);
604 unistr2_to_ascii(comment, &delta->uni_grp_desc, sizeof(comment)-1);
605
606 /* add the group to the mapping table */
607 sid_copy(&group_sid, get_global_sam_sid());
608 sid_append_rid(&group_sid, rid);
609 sid_to_string(sid_string, &group_sid);
610
611 if (pdb_getgrsid(&map, group_sid)) {
612 if ( map.gid != -1 )
613 grp = getgrgid(map.gid);
614 insert = False;
615 }
616
617 if (grp == NULL) {
618 gid_t gid;
619
620 /* No group found from mapping, find it from its name. */
621 if ((grp = getgrnam(name)) == NULL) {
622
623 /* No appropriate group found, create one */
624
625 d_printf("Creating unix group: '%s'\n", name);
626
627 if (smb_create_group(name, &gid) != 0)
628 return NT_STATUS_ACCESS_DENIED;
629
630 if ((grp = getgrnam(name)) == NULL)
631 return NT_STATUS_ACCESS_DENIED;
632 }
633 }
634
635 map.gid = grp->gr_gid;
636 map.sid = group_sid;
637 map.sid_name_use = SID_NAME_DOM_GRP;
638 fstrcpy(map.nt_name, name);
639 if (delta->hdr_grp_desc.buffer) {
640 fstrcpy(map.comment, comment);
641 } else {
642 fstrcpy(map.comment, "");
643 }
644
645 if (insert)
646 pdb_add_group_mapping_entry(&map);
647 else
648 pdb_update_group_mapping_entry(&map);
649
650 return NT_STATUS_OK;
651 }
652
653 static NTSTATUS
654 fetch_group_mem_info(uint32 rid, SAM_GROUP_MEM_INFO *delta)
655 {
656 int i;
657 TALLOC_CTX *t = NULL;
658 char **nt_members = NULL;
659 char **unix_members;
660 DOM_SID group_sid;
661 GROUP_MAP map;
662 struct group *grp;
663
664 if (delta->num_members == 0) {
665 return NT_STATUS_OK;
666 }
667
668 sid_copy(&group_sid, get_global_sam_sid());
669 sid_append_rid(&group_sid, rid);
670
671 if (!get_domain_group_from_sid(group_sid, &map)) {
672 DEBUG(0, ("Could not find global group %d\n", rid));
673 return NT_STATUS_NO_SUCH_GROUP;
674 }
675
676 if (!(grp = getgrgid(map.gid))) {
677 DEBUG(0, ("Could not find unix group %lu\n", (unsigned long)map.gid));
678 return NT_STATUS_NO_SUCH_GROUP;
679 }
680
681 d_printf("Group members of %s: ", grp->gr_name);
682
683 if (!(t = talloc_init("fetch_group_mem_info"))) {
684 DEBUG(0, ("could not talloc_init\n"));
685 return NT_STATUS_NO_MEMORY;
686 }
687
688 nt_members = TALLOC_ZERO_ARRAY(t, char *, delta->num_members);
689
690 for (i=0; i<delta->num_members; i++) {
691 NTSTATUS nt_status;
692 SAM_ACCOUNT *member = NULL;
693 DOM_SID member_sid;
694
695 if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(t, &member))) {
696 talloc_destroy(t);
697 return nt_status;
698 }
699
700 sid_copy(&member_sid, get_global_sam_sid());
701 sid_append_rid(&member_sid, delta->rids[i]);
702
703 if (!pdb_getsampwsid(member, &member_sid)) {
704 DEBUG(1, ("Found bogus group member: %d (member_sid=%s group=%s)\n",
705 delta->rids[i], sid_string_static(&member_sid), grp->gr_name));
706 pdb_free_sam(&member);
707 continue;
708 }
709
710 if (pdb_get_group_rid(member) == rid) {
711 d_printf("%s(primary),", pdb_get_username(member));
712 pdb_free_sam(&member);
713 continue;
714 }
715
716 d_printf("%s,", pdb_get_username(member));
717 nt_members[i] = talloc_strdup(t, pdb_get_username(member));
718 pdb_free_sam(&member);
719 }
720
721 d_printf("\n");
722
723 unix_members = grp->gr_mem;
724
725 while (*unix_members) {
726 BOOL is_nt_member = False;
727 for (i=0; i<delta->num_members; i++) {
728 if (nt_members[i] == NULL) {
729 /* This was a primary group */
730 continue;
731 }
732
733 if (strcmp(*unix_members, nt_members[i]) == 0) {
734 is_nt_member = True;
735 break;
736 }
737 }
738 if (!is_nt_member) {
739 /* We look at a unix group member that is not
740 an nt group member. So, remove it. NT is
741 boss here. */
742 smb_delete_user_group(grp->gr_name, *unix_members);
743 }
744 unix_members += 1;
745 }
746
747 for (i=0; i<delta->num_members; i++) {
748 BOOL is_unix_member = False;
749
750 if (nt_members[i] == NULL) {
751 /* This was the primary group */
752 continue;
753 }
754
755 unix_members = grp->gr_mem;
756
757 while (*unix_members) {
758 if (strcmp(*unix_members, nt_members[i]) == 0) {
759 is_unix_member = True;
760 break;
761 }
762 unix_members += 1;
763 }
764
765 if (!is_unix_member) {
766 /* We look at a nt group member that is not a
767 unix group member currently. So, add the nt
768 group member. */
769 smb_add_user_group(grp->gr_name, nt_members[i]);
770 }
771 }
772
773 talloc_destroy(t);
774 return NT_STATUS_OK;
775 }
776
777 static NTSTATUS fetch_alias_info(uint32 rid, SAM_ALIAS_INFO *delta,
778 DOM_SID dom_sid)
779 {
780 fstring name;
781 fstring comment;
782 struct group *grp = NULL;
783 DOM_SID alias_sid;
784 fstring sid_string;
785 GROUP_MAP map;
786 BOOL insert = True;
787
788 unistr2_to_ascii(name, &delta->uni_als_name, sizeof(name)-1);
789 unistr2_to_ascii(comment, &delta->uni_als_desc, sizeof(comment)-1);
790
791 /* Find out whether the group is already mapped */
792 sid_copy(&alias_sid, &dom_sid);
793 sid_append_rid(&alias_sid, rid);
794 sid_to_string(sid_string, &alias_sid);
795
796 if (pdb_getgrsid(&map, alias_sid)) {
797 grp = getgrgid(map.gid);
798 insert = False;
799 }
800
801 if (grp == NULL) {
802 gid_t gid;
803
804 /* No group found from mapping, find it from its name. */
805 if ((grp = getgrnam(name)) == NULL) {
806 /* No appropriate group found, create one */
807 d_printf("Creating unix group: '%s'\n", name);
808 if (smb_create_group(name, &gid) != 0)
809 return NT_STATUS_ACCESS_DENIED;
810 if ((grp = getgrgid(gid)) == NULL)
811 return NT_STATUS_ACCESS_DENIED;
812 }
813 }
814
815 map.gid = grp->gr_gid;
816 map.sid = alias_sid;
817
818 if (sid_equal(&dom_sid, &global_sid_Builtin))
819 map.sid_name_use = SID_NAME_WKN_GRP;
820 else
821 map.sid_name_use = SID_NAME_ALIAS;
822
823 fstrcpy(map.nt_name, name);
824 fstrcpy(map.comment, comment);
825
826 if (insert)
827 pdb_add_group_mapping_entry(&map);
828 else
829 pdb_update_group_mapping_entry(&map);
830
831 return NT_STATUS_OK;
832 }
833
834 static NTSTATUS
835 fetch_alias_mem(uint32 rid, SAM_ALIAS_MEM_INFO *delta, DOM_SID dom_sid)
836 {
837 #if 0 /*
838 * commented out right now after talking to Volker. Can't
839 * do much with the membership but seemed a shame to waste
840 * somewhat working code. Needs testing because the membership
841 * that shows up surprises me. Also can't do much with groups
842 * in groups (e.g. Domain Admins being a member of Adminsitrators).
843 * --jerry
844 */
845
846 int i;
847 TALLOC_CTX *t = NULL;
848 char **nt_members = NULL;
849 char **unix_members;
850 DOM_SID group_sid;
851 GROUP_MAP map;
852 struct group *grp;
853 enum SID_NAME_USE sid_type;
854
855 if (delta->num_members == 0) {
856 return NT_STATUS_OK;
857 }
858
859 sid_copy(&group_sid, &dom_sid);
860 sid_append_rid(&group_sid, rid);
861
862 if (sid_equal(&dom_sid, &global_sid_Builtin)) {
863 sid_type = SID_NAME_WKN_GRP;
864 if (!get_builtin_group_from_sid(&group_sid, &map, False)) {
865 DEBUG(0, ("Could not find builtin group %s\n", sid_string_static(&group_sid)));
866 return NT_STATUS_NO_SUCH_GROUP;
867 }
868 } else {
869 sid_type = SID_NAME_ALIAS;
870 if (!get_local_group_from_sid(&group_sid, &map, False)) {
871 DEBUG(0, ("Could not find local group %s\n", sid_string_static(&group_sid)));
872 return NT_STATUS_NO_SUCH_GROUP;
873 }
874 }
875
876 if (!(grp = getgrgid(map.gid))) {
877 DEBUG(0, ("Could not find unix group %d\n", map.gid));
878 return NT_STATUS_NO_SUCH_GROUP;
879 }
880
881 d_printf("Group members of %s: ", grp->gr_name);
882
883 if (!(t = talloc_init("fetch_group_mem_info"))) {
884 DEBUG(0, ("could not talloc_init\n"));
885 return NT_STATUS_NO_MEMORY;
886 }
887
888 nt_members = TALLOC_ZERO_ARRAY(t, char *, delta->num_members);
889
890 for (i=0; i<delta->num_members; i++) {
891 NTSTATUS nt_status;
892 SAM_ACCOUNT *member = NULL;
893 DOM_SID member_sid;
894
895 if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(t, &member))) {
896 talloc_destroy(t);
897 return nt_status;
898 }
899
900 sid_copy(&member_sid, &delta->sids[i].sid);
901
902 if (!pdb_getsampwsid(member, &member_sid)) {
903 DEBUG(1, ("Found bogus group member: (member_sid=%s group=%s)\n",
904 sid_string_static(&member_sid), grp->gr_name));
905 pdb_free_sam(&member);
906 continue;
907 }
908
909 if (pdb_get_group_rid(member) == rid) {
910 d_printf("%s(primary),", pdb_get_username(member));
911 pdb_free_sam(&member);
912 continue;
913 }
914
915 d_printf("%s,", pdb_get_username(member));
916 nt_members[i] = talloc_strdup(t, pdb_get_username(member));
917 pdb_free_sam(&member);
918 }
919
920 d_printf("\n");
921
922 unix_members = grp->gr_mem;
923
924 while (*unix_members) {
925 BOOL is_nt_member = False;
926 for (i=0; i<delta->num_members; i++) {
927 if (nt_members[i] == NULL) {
928 /* This was a primary group */
929 continue;
930 }
931
932 if (strcmp(*unix_members, nt_members[i]) == 0) {
933 is_nt_member = True;
934 break;
935 }
936 }
937 if (!is_nt_member) {
938 /* We look at a unix group member that is not
939 an nt group member. So, remove it. NT is
940 boss here. */
941 smb_delete_user_group(grp->gr_name, *unix_members);
942 }
943 unix_members += 1;
944 }
945
946 for (i=0; i<delta->num_members; i++) {
947 BOOL is_unix_member = False;
948
949 if (nt_members[i] == NULL) {
950 /* This was the primary group */
951 continue;
952 }
953
954 unix_members = grp->gr_mem;
955
956 while (*unix_members) {
957 if (strcmp(*unix_members, nt_members[i]) == 0) {
958 is_unix_member = True;
959 break;
960 }
961 unix_members += 1;
962 }
963
964 if (!is_unix_member) {
965 /* We look at a nt group member that is not a
966 unix group member currently. So, add the nt
967 group member. */
968 smb_add_user_group(grp->gr_name, nt_members[i]);
969 }
970 }
971
972 talloc_destroy(t);
973
974 #endif /* end of fetch_alias_mem() */
975
976 return NT_STATUS_OK;
977 }
978
979 static NTSTATUS fetch_domain_info(uint32 rid, SAM_DOMAIN_INFO *delta)
980 {
981 time_t u_max_age, u_min_age, u_logout, u_lockoutreset, u_lockouttime;
982 NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
983 pstring domname;
984
985 u_max_age = nt_time_to_unix_abs((NTTIME *)&delta->max_pwd_age);
986 u_min_age = nt_time_to_unix_abs((NTTIME *)&delta->min_pwd_age);
987 u_logout = nt_time_to_unix_abs((NTTIME *)&delta->force_logoff);
988 u_lockoutreset = nt_time_to_unix_abs((NTTIME *)&delta->account_lockout.reset_count);
989 u_lockouttime = nt_time_to_unix_abs((NTTIME *)&delta->account_lockout.lockout_duration);
990
991 unistr2_to_ascii(domname, &delta->uni_dom_name, sizeof(domname) - 1);
992
993 /* we don't handle BUILTIN account policies */
994 if (!strequal(domname, get_global_sam_name())) {
995 printf("skipping SAM_DOMAIN_INFO delta for '%s' (is not my domain)\n", domname);
996 return NT_STATUS_OK;
997 }
998
999
1000 if (!account_policy_set(AP_PASSWORD_HISTORY, delta->pwd_history_len))
1001 return nt_status;
1002
1003 if (!account_policy_set(AP_MIN_PASSWORD_LEN, delta->min_pwd_len))
1004 return nt_status;
1005
1006 if (!account_policy_set(AP_MAX_PASSWORD_AGE, (uint32)u_max_age))
1007 return nt_status;
1008
1009 if (!account_policy_set(AP_MIN_PASSWORD_AGE, (uint32)u_min_age))
1010 return nt_status;
1011
1012 if (!account_policy_set(AP_TIME_TO_LOGOUT, (uint32)u_logout))
1013 return nt_status;
1014
1015 if (!account_policy_set(AP_BAD_ATTEMPT_LOCKOUT, delta->account_lockout.bad_attempt_lockout))
1016 return nt_status;
1017
1018 if (!account_policy_set(AP_RESET_COUNT_TIME, (uint32)u_lockoutreset/60))
1019 return nt_status;
1020
1021 if (!account_policy_set(AP_LOCK_ACCOUNT_DURATION, (uint32)u_lockouttime/60))
1022 return nt_status;
1023
1024 if (!account_policy_set(AP_USER_MUST_LOGON_TO_CHG_PASS, delta->logon_chgpass))
1025 return nt_status;
1026
1027 return NT_STATUS_OK;
1028 }
1029
1030
1031 static void
1032 fetch_sam_entry(SAM_DELTA_HDR *hdr_delta, SAM_DELTA_CTR *delta,
1033 DOM_SID dom_sid)
1034 {
1035 switch(hdr_delta->type) {
1036 case SAM_DELTA_ACCOUNT_INFO:
1037 fetch_account_info(hdr_delta->target_rid,
1038 &delta->account_info);
1039 break;
1040 case SAM_DELTA_GROUP_INFO:
1041 fetch_group_info(hdr_delta->target_rid,
1042 &delta->group_info);
1043 break;
1044 case SAM_DELTA_GROUP_MEM:
1045 fetch_group_mem_info(hdr_delta->target_rid,
1046 &delta->grp_mem_info);
1047 break;
1048 case SAM_DELTA_ALIAS_INFO:
1049 fetch_alias_info(hdr_delta->target_rid,
1050 &delta->alias_info, dom_sid);
1051 break;
1052 case SAM_DELTA_ALIAS_MEM:
1053 fetch_alias_mem(hdr_delta->target_rid,
1054 &delta->als_mem_info, dom_sid);
1055 break;
1056 case SAM_DELTA_DOMAIN_INFO:
1057 fetch_domain_info(hdr_delta->target_rid,
1058 &delta->domain_info);
1059 break;
1060 /* The following types are recognised but not handled */
1061 case SAM_DELTA_RENAME_GROUP:
1062 d_printf("SAM_DELTA_RENAME_GROUP not handled\n");
1063 break;
1064 case SAM_DELTA_RENAME_USER:
1065 d_printf("SAM_DELTA_RENAME_USER not handled\n");
1066 break;
1067 case SAM_DELTA_RENAME_ALIAS:
1068 d_printf("SAM_DELTA_RENAME_ALIAS not handled\n");
1069 break;
1070 case SAM_DELTA_POLICY_INFO:
1071 d_printf("SAM_DELTA_POLICY_INFO not handled\n");
1072 break;
1073 case SAM_DELTA_TRUST_DOMS:
1074 d_printf("SAM_DELTA_TRUST_DOMS not handled\n");
1075 break;
1076 case SAM_DELTA_PRIVS_INFO:
1077 d_printf("SAM_DELTA_PRIVS_INFO not handled\n");
1078 break;
1079 case SAM_DELTA_SECRET_INFO:
1080 d_printf("SAM_DELTA_SECRET_INFO not handled\n");
1081 break;
1082 case SAM_DELTA_DELETE_GROUP:
1083 d_printf("SAM_DELTA_DELETE_GROUP not handled\n");
1084 break;
1085 case SAM_DELTA_DELETE_USER:
1086 d_printf("SAM_DELTA_DELETE_USER not handled\n");
1087 break;
1088 case SAM_DELTA_MODIFIED_COUNT:
1089 d_printf("SAM_DELTA_MODIFIED_COUNT not handled\n");
1090 break;
1091 default:
1092 d_printf("Unknown delta record type %d\n", hdr_delta->type);
1093 break;
1094 }
1095 }
1096
1097 static NTSTATUS
1098 fetch_database(struct cli_state *cli, unsigned db_type, DOM_CRED *ret_creds,
1099 DOM_SID dom_sid)
1100 {
1101 unsigned sync_context = 0;
1102 NTSTATUS result;
1103 int i;
1104 TALLOC_CTX *mem_ctx;
1105 SAM_DELTA_HDR *hdr_deltas;
1106 SAM_DELTA_CTR *deltas;
1107 uint32 num_deltas;
1108
1109 if (!(mem_ctx = talloc_init("fetch_database")))
1110 return NT_STATUS_NO_MEMORY;
1111
1112 switch( db_type ) {
1113 case SAM_DATABASE_DOMAIN:
1114 d_printf("Fetching DOMAIN database\n");
1115 break;
1116 case SAM_DATABASE_BUILTIN:
1117 d_printf("Fetching BUILTIN database\n");
1118 break;
1119 case SAM_DATABASE_PRIVS:
1120 d_printf("Fetching PRIVS databases\n");
1121 break;
1122 default:
1123 d_printf("Fetching unknown database type %u\n", db_type );
1124 break;
1125 }
1126
1127 do {
1128 result = cli_netlogon_sam_sync(cli, mem_ctx, ret_creds,
1129 db_type, sync_context,
1130 &num_deltas,
1131 &hdr_deltas, &deltas);
1132
1133 if (NT_STATUS_IS_OK(result) ||
1134 NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES)) {
1135
1136 clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred),
1137 ret_creds);
1138
1139 for (i = 0; i < num_deltas; i++) {
1140 fetch_sam_entry(&hdr_deltas[i], &deltas[i], dom_sid);
1141 }
1142 } else
1143 return result;
1144
1145 sync_context += 1;
1146 } while (NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES));
1147
1148 talloc_destroy(mem_ctx);
1149
1150 return result;
1151 }
1152
1153 /* dump sam database via samsync rpc calls */
1154 NTSTATUS rpc_vampire_internals(const DOM_SID *domain_sid,
1155 const char *domain_name,
1156 struct cli_state *cli, TALLOC_CTX *mem_ctx,
1157 int argc, const char **argv)
1158 {
1159 NTSTATUS result;
1160 uchar trust_password[16];
1161 DOM_CRED ret_creds;
1162 fstring my_dom_sid_str;
1163 fstring rem_dom_sid_str;
1164 uint32 sec_channel;
1165
1166 ZERO_STRUCT(ret_creds);
1167
1168 if (!sid_equal(domain_sid, get_global_sam_sid())) {
1169 d_printf("Cannot import users from %s at this time, "
1170 "as the current domain:\n\t%s: %s\nconflicts "
1171 "with the remote domain\n\t%s: %s\n"
1172 "Perhaps you need to set: \n\n\tsecurity=user\n\tworkgroup=%s\n\n in your smb.conf?\n",
1173 domain_name,
1174 get_global_sam_name(), sid_to_string(my_dom_sid_str,
1175 get_global_sam_sid()),
1176 domain_name, sid_to_string(rem_dom_sid_str, domain_sid),
1177 domain_name);
1178 return NT_STATUS_UNSUCCESSFUL;
1179 }
1180
1181 fstrcpy(cli->domain, domain_name);
1182
1183 if (!secrets_fetch_trust_account_password(domain_name,
1184 trust_password, NULL,
1185 &sec_channel)) {
1186 result = NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
1187 d_printf("Could not retrieve domain trust secret\n");
1188 goto fail;
1189 }
1190
1191 result = cli_nt_establish_netlogon(cli, sec_channel, trust_password);
1192
1193 if (!NT_STATUS_IS_OK(result)) {
1194 d_printf("Failed to setup BDC creds\n");
1195 goto fail;
1196 }
1197
1198 result = fetch_database(cli, SAM_DATABASE_DOMAIN, &ret_creds, *domain_sid);
1199
1200 if (!NT_STATUS_IS_OK(result)) {
1201 d_printf("Failed to fetch domain database: %s\n",
1202 nt_errstr(result));
1203 if (NT_STATUS_EQUAL(result, NT_STATUS_NOT_SUPPORTED))
1204 d_printf("Perhaps %s is a Windows 2000 native mode "
1205 "domain?\n", domain_name);
1206 goto fail;
1207 }
1208
1209 result = fetch_database(cli, SAM_DATABASE_BUILTIN, &ret_creds,
1210 global_sid_Builtin);
1211
1212 if (!NT_STATUS_IS_OK(result)) {
1213 d_printf("Failed to fetch builtin database: %s\n",
1214 nt_errstr(result));
1215 goto fail;
1216 }
1217
1218 /* Currently we crash on PRIVS somewhere in unmarshalling */
1219 /* Dump_database(cli, SAM_DATABASE_PRIVS, &ret_creds); */
1220
1221 fail:
1222 return result;
1223 }