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r4538: Fix bugzilla 2198, accounts which have password last set to 0 are getting
[Samba.git] / source / utils / net_rpc_samsync.c
blob3ef2388bbc2e51d1efd73cf1c12561ee8423e812
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->hdr_parameters.uni_str_len;
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 } else {
449 /* no last set time, make it now */
450 pdb_set_pass_last_set_time(account, time(NULL), PDB_CHANGED);
451 }
452
453 #if 0
454 /* No kickoff time in the delta? */
455 if (!nt_time_is_zero(&delta->kickoff_time)) {
456 unix_time = nt_time_to_unix(&delta->kickoff_time);
457 stored_time = pdb_get_kickoff_time(account);
458 if (stored_time != unix_time)
459 pdb_set_kickoff_time(account, unix_time, PDB_CHANGED);
460 }
461 #endif
462
463 /* Decode hashes from password hash
464 Note that win2000 may send us all zeros for the hashes if it doesn't
465 think this channel is secure enough - don't set the passwords at all
466 in that case
467 */
468 if (memcmp(delta->pass.buf_lm_pwd, zero_buf, 16) != 0) {
469 sam_pwd_hash(delta->user_rid, delta->pass.buf_lm_pwd, lm_passwd, 0);
470 pdb_set_lanman_passwd(account, lm_passwd, PDB_CHANGED);
471 }
472
473 if (memcmp(delta->pass.buf_nt_pwd, zero_buf, 16) != 0) {
474 sam_pwd_hash(delta->user_rid, delta->pass.buf_nt_pwd, nt_passwd, 0);
475 pdb_set_nt_passwd(account, nt_passwd, PDB_CHANGED);
476 }
477
478 /* TODO: account expiry time */
479
480 if (pdb_get_acct_ctrl(account) != delta->acb_info)
481 pdb_set_acct_ctrl(account, delta->acb_info, PDB_CHANGED);
482
483 pdb_set_domain(account, lp_workgroup(), PDB_CHANGED);
484
485 return NT_STATUS_OK;
486 }
487
488 static NTSTATUS fetch_account_info(uint32 rid, SAM_ACCOUNT_INFO *delta)
489 {
490 NTSTATUS nt_ret;
491 fstring account;
492 pstring add_script;
493 SAM_ACCOUNT *sam_account=NULL;
494 GROUP_MAP map;
495 struct group *grp;
496 DOM_SID user_sid;
497 DOM_SID group_sid;
498 struct passwd *passwd;
499 fstring sid_string;
500
501 fstrcpy(account, unistr2_static(&delta->uni_acct_name));
502 d_printf("Creating account: %s\n", account);
503
504 if (!NT_STATUS_IS_OK(nt_ret = pdb_init_sam(&sam_account)))
505 return nt_ret;
506
507 if (!(passwd = Get_Pwnam(account))) {
508 /* Create appropriate user */
509 if (delta->acb_info & ACB_NORMAL) {
510 pstrcpy(add_script, lp_adduser_script());
511 } else if ( (delta->acb_info & ACB_WSTRUST) ||
512 (delta->acb_info & ACB_SVRTRUST) ||
513 (delta->acb_info & ACB_DOMTRUST) ) {
514 pstrcpy(add_script, lp_addmachine_script());
515 } else {
516 DEBUG(1, ("Unknown user type: %s\n",
517 pdb_encode_acct_ctrl(delta->acb_info, NEW_PW_FORMAT_SPACE_PADDED_LEN)));
518 nt_ret = NT_STATUS_UNSUCCESSFUL;
519 goto done;
520 }
521 if (*add_script) {
522 int add_ret;
523 all_string_sub(add_script, "%u", account,
524 sizeof(account));
525 add_ret = smbrun(add_script,NULL);
526 DEBUG(1,("fetch_account: Running the command `%s' "
527 "gave %d\n", add_script, add_ret));
528 } else {
529 DEBUG(8,("fetch_account_info: no add user/machine script. Asking winbindd\n"));
530
531 /* don't need a RID allocated since the user already has a SID */
532 if ( !winbind_create_user( account, NULL ) )
533 DEBUG(4,("fetch_account_info: winbind_create_user() failed\n"));
534 }
535
536 /* try and find the possible unix account again */
537 if ( !(passwd = Get_Pwnam(account)) ) {
538 d_printf("Could not create posix account info for '%s'\n", account);
539 nt_ret = NT_STATUS_NO_SUCH_USER;
540 goto done;
541 }
542 }
543
544 sid_copy(&user_sid, get_global_sam_sid());
545 sid_append_rid(&user_sid, delta->user_rid);
546
547 DEBUG(3, ("Attempting to find SID %s for user %s in the passdb\n", sid_to_string(sid_string, &user_sid), account));
548 if (!pdb_getsampwsid(sam_account, &user_sid)) {
549 sam_account_from_delta(sam_account, delta);
550 DEBUG(3, ("Attempting to add user SID %s for user %s in the passdb\n",
551 sid_to_string(sid_string, &user_sid), pdb_get_username(sam_account)));
552 if (!pdb_add_sam_account(sam_account)) {
553 DEBUG(1, ("SAM Account for %s failed to be added to the passdb!\n",
554 account));
555 return NT_STATUS_ACCESS_DENIED;
556 }
557 } else {
558 sam_account_from_delta(sam_account, delta);
559 DEBUG(3, ("Attempting to update user SID %s for user %s in the passdb\n",
560 sid_to_string(sid_string, &user_sid), pdb_get_username(sam_account)));
561 if (!pdb_update_sam_account(sam_account)) {
562 DEBUG(1, ("SAM Account for %s failed to be updated in the passdb!\n",
563 account));
564 pdb_free_sam(&sam_account);
565 return NT_STATUS_ACCESS_DENIED;
566 }
567 }
568
569 group_sid = *pdb_get_group_sid(sam_account);
570
571 if (!pdb_getgrsid(&map, group_sid)) {
572 DEBUG(0, ("Primary group of %s has no mapping!\n",
573 pdb_get_username(sam_account)));
574 } else {
575 if (map.gid != passwd->pw_gid) {
576 if (!(grp = getgrgid(map.gid))) {
577 DEBUG(0, ("Could not find unix group %lu for user %s (group SID=%s)\n",
578 (unsigned long)map.gid, pdb_get_username(sam_account), sid_string_static(&group_sid)));
579 } else {
580 smb_set_primary_group(grp->gr_name, pdb_get_username(sam_account));
581 }
582 }
583 }
584
585 if ( !passwd ) {
586 DEBUG(1, ("No unix user for this account (%s), cannot adjust mappings\n",
587 pdb_get_username(sam_account)));
588 }
589
590 done:
591 pdb_free_sam(&sam_account);
592 return nt_ret;
593 }
594
595 static NTSTATUS
596 fetch_group_info(uint32 rid, SAM_GROUP_INFO *delta)
597 {
598 fstring name;
599 fstring comment;
600 struct group *grp = NULL;
601 DOM_SID group_sid;
602 fstring sid_string;
603 GROUP_MAP map;
604 BOOL insert = True;
605
606 unistr2_to_ascii(name, &delta->uni_grp_name, sizeof(name)-1);
607 unistr2_to_ascii(comment, &delta->uni_grp_desc, sizeof(comment)-1);
608
609 /* add the group to the mapping table */
610 sid_copy(&group_sid, get_global_sam_sid());
611 sid_append_rid(&group_sid, rid);
612 sid_to_string(sid_string, &group_sid);
613
614 if (pdb_getgrsid(&map, group_sid)) {
615 if ( map.gid != -1 )
616 grp = getgrgid(map.gid);
617 insert = False;
618 }
619
620 if (grp == NULL) {
621 gid_t gid;
622
623 /* No group found from mapping, find it from its name. */
624 if ((grp = getgrnam(name)) == NULL) {
625
626 /* No appropriate group found, create one */
627
628 d_printf("Creating unix group: '%s'\n", name);
629
630 if (smb_create_group(name, &gid) != 0)
631 return NT_STATUS_ACCESS_DENIED;
632
633 if ((grp = getgrnam(name)) == NULL)
634 return NT_STATUS_ACCESS_DENIED;
635 }
636 }
637
638 map.gid = grp->gr_gid;
639 map.sid = group_sid;
640 map.sid_name_use = SID_NAME_DOM_GRP;
641 fstrcpy(map.nt_name, name);
642 if (delta->hdr_grp_desc.buffer) {
643 fstrcpy(map.comment, comment);
644 } else {
645 fstrcpy(map.comment, "");
646 }
647
648 if (insert)
649 pdb_add_group_mapping_entry(&map);
650 else
651 pdb_update_group_mapping_entry(&map);
652
653 return NT_STATUS_OK;
654 }
655
656 static NTSTATUS
657 fetch_group_mem_info(uint32 rid, SAM_GROUP_MEM_INFO *delta)
658 {
659 int i;
660 TALLOC_CTX *t = NULL;
661 char **nt_members = NULL;
662 char **unix_members;
663 DOM_SID group_sid;
664 GROUP_MAP map;
665 struct group *grp;
666
667 if (delta->num_members == 0) {
668 return NT_STATUS_OK;
669 }
670
671 sid_copy(&group_sid, get_global_sam_sid());
672 sid_append_rid(&group_sid, rid);
673
674 if (!get_domain_group_from_sid(group_sid, &map)) {
675 DEBUG(0, ("Could not find global group %d\n", rid));
676 return NT_STATUS_NO_SUCH_GROUP;
677 }
678
679 if (!(grp = getgrgid(map.gid))) {
680 DEBUG(0, ("Could not find unix group %lu\n", (unsigned long)map.gid));
681 return NT_STATUS_NO_SUCH_GROUP;
682 }
683
684 d_printf("Group members of %s: ", grp->gr_name);
685
686 if (!(t = talloc_init("fetch_group_mem_info"))) {
687 DEBUG(0, ("could not talloc_init\n"));
688 return NT_STATUS_NO_MEMORY;
689 }
690
691 nt_members = TALLOC_ZERO_ARRAY(t, char *, delta->num_members);
692
693 for (i=0; i<delta->num_members; i++) {
694 NTSTATUS nt_status;
695 SAM_ACCOUNT *member = NULL;
696 DOM_SID member_sid;
697
698 if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(t, &member))) {
699 talloc_destroy(t);
700 return nt_status;
701 }
702
703 sid_copy(&member_sid, get_global_sam_sid());
704 sid_append_rid(&member_sid, delta->rids[i]);
705
706 if (!pdb_getsampwsid(member, &member_sid)) {
707 DEBUG(1, ("Found bogus group member: %d (member_sid=%s group=%s)\n",
708 delta->rids[i], sid_string_static(&member_sid), grp->gr_name));
709 pdb_free_sam(&member);
710 continue;
711 }
712
713 if (pdb_get_group_rid(member) == rid) {
714 d_printf("%s(primary),", pdb_get_username(member));
715 pdb_free_sam(&member);
716 continue;
717 }
718
719 d_printf("%s,", pdb_get_username(member));
720 nt_members[i] = talloc_strdup(t, pdb_get_username(member));
721 pdb_free_sam(&member);
722 }
723
724 d_printf("\n");
725
726 unix_members = grp->gr_mem;
727
728 while (*unix_members) {
729 BOOL is_nt_member = False;
730 for (i=0; i<delta->num_members; i++) {
731 if (nt_members[i] == NULL) {
732 /* This was a primary group */
733 continue;
734 }
735
736 if (strcmp(*unix_members, nt_members[i]) == 0) {
737 is_nt_member = True;
738 break;
739 }
740 }
741 if (!is_nt_member) {
742 /* We look at a unix group member that is not
743 an nt group member. So, remove it. NT is
744 boss here. */
745 smb_delete_user_group(grp->gr_name, *unix_members);
746 }
747 unix_members += 1;
748 }
749
750 for (i=0; i<delta->num_members; i++) {
751 BOOL is_unix_member = False;
752
753 if (nt_members[i] == NULL) {
754 /* This was the primary group */
755 continue;
756 }
757
758 unix_members = grp->gr_mem;
759
760 while (*unix_members) {
761 if (strcmp(*unix_members, nt_members[i]) == 0) {
762 is_unix_member = True;
763 break;
764 }
765 unix_members += 1;
766 }
767
768 if (!is_unix_member) {
769 /* We look at a nt group member that is not a
770 unix group member currently. So, add the nt
771 group member. */
772 smb_add_user_group(grp->gr_name, nt_members[i]);
773 }
774 }
775
776 talloc_destroy(t);
777 return NT_STATUS_OK;
778 }
779
780 static NTSTATUS fetch_alias_info(uint32 rid, SAM_ALIAS_INFO *delta,
781 DOM_SID dom_sid)
782 {
783 fstring name;
784 fstring comment;
785 struct group *grp = NULL;
786 DOM_SID alias_sid;
787 fstring sid_string;
788 GROUP_MAP map;
789 BOOL insert = True;
790
791 unistr2_to_ascii(name, &delta->uni_als_name, sizeof(name)-1);
792 unistr2_to_ascii(comment, &delta->uni_als_desc, sizeof(comment)-1);
793
794 /* Find out whether the group is already mapped */
795 sid_copy(&alias_sid, &dom_sid);
796 sid_append_rid(&alias_sid, rid);
797 sid_to_string(sid_string, &alias_sid);
798
799 if (pdb_getgrsid(&map, alias_sid)) {
800 grp = getgrgid(map.gid);
801 insert = False;
802 }
803
804 if (grp == NULL) {
805 gid_t gid;
806
807 /* No group found from mapping, find it from its name. */
808 if ((grp = getgrnam(name)) == NULL) {
809 /* No appropriate group found, create one */
810 d_printf("Creating unix group: '%s'\n", name);
811 if (smb_create_group(name, &gid) != 0)
812 return NT_STATUS_ACCESS_DENIED;
813 if ((grp = getgrgid(gid)) == NULL)
814 return NT_STATUS_ACCESS_DENIED;
815 }
816 }
817
818 map.gid = grp->gr_gid;
819 map.sid = alias_sid;
820
821 if (sid_equal(&dom_sid, &global_sid_Builtin))
822 map.sid_name_use = SID_NAME_WKN_GRP;
823 else
824 map.sid_name_use = SID_NAME_ALIAS;
825
826 fstrcpy(map.nt_name, name);
827 fstrcpy(map.comment, comment);
828
829 if (insert)
830 pdb_add_group_mapping_entry(&map);
831 else
832 pdb_update_group_mapping_entry(&map);
833
834 return NT_STATUS_OK;
835 }
836
837 static NTSTATUS
838 fetch_alias_mem(uint32 rid, SAM_ALIAS_MEM_INFO *delta, DOM_SID dom_sid)
839 {
840 #if 0 /*
841 * commented out right now after talking to Volker. Can't
842 * do much with the membership but seemed a shame to waste
843 * somewhat working code. Needs testing because the membership
844 * that shows up surprises me. Also can't do much with groups
845 * in groups (e.g. Domain Admins being a member of Adminsitrators).
846 * --jerry
847 */
848
849 int i;
850 TALLOC_CTX *t = NULL;
851 char **nt_members = NULL;
852 char **unix_members;
853 DOM_SID group_sid;
854 GROUP_MAP map;
855 struct group *grp;
856 enum SID_NAME_USE sid_type;
857
858 if (delta->num_members == 0) {
859 return NT_STATUS_OK;
860 }
861
862 sid_copy(&group_sid, &dom_sid);
863 sid_append_rid(&group_sid, rid);
864
865 if (sid_equal(&dom_sid, &global_sid_Builtin)) {
866 sid_type = SID_NAME_WKN_GRP;
867 if (!get_builtin_group_from_sid(&group_sid, &map, False)) {
868 DEBUG(0, ("Could not find builtin group %s\n", sid_string_static(&group_sid)));
869 return NT_STATUS_NO_SUCH_GROUP;
870 }
871 } else {
872 sid_type = SID_NAME_ALIAS;
873 if (!get_local_group_from_sid(&group_sid, &map, False)) {
874 DEBUG(0, ("Could not find local group %s\n", sid_string_static(&group_sid)));
875 return NT_STATUS_NO_SUCH_GROUP;
876 }
877 }
878
879 if (!(grp = getgrgid(map.gid))) {
880 DEBUG(0, ("Could not find unix group %d\n", map.gid));
881 return NT_STATUS_NO_SUCH_GROUP;
882 }
883
884 d_printf("Group members of %s: ", grp->gr_name);
885
886 if (!(t = talloc_init("fetch_group_mem_info"))) {
887 DEBUG(0, ("could not talloc_init\n"));
888 return NT_STATUS_NO_MEMORY;
889 }
890
891 nt_members = TALLOC_ZERO_ARRAY(t, char *, delta->num_members);
892
893 for (i=0; i<delta->num_members; i++) {
894 NTSTATUS nt_status;
895 SAM_ACCOUNT *member = NULL;
896 DOM_SID member_sid;
897
898 if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(t, &member))) {
899 talloc_destroy(t);
900 return nt_status;
901 }
902
903 sid_copy(&member_sid, &delta->sids[i].sid);
904
905 if (!pdb_getsampwsid(member, &member_sid)) {
906 DEBUG(1, ("Found bogus group member: (member_sid=%s group=%s)\n",
907 sid_string_static(&member_sid), grp->gr_name));
908 pdb_free_sam(&member);
909 continue;
910 }
911
912 if (pdb_get_group_rid(member) == rid) {
913 d_printf("%s(primary),", pdb_get_username(member));
914 pdb_free_sam(&member);
915 continue;
916 }
917
918 d_printf("%s,", pdb_get_username(member));
919 nt_members[i] = talloc_strdup(t, pdb_get_username(member));
920 pdb_free_sam(&member);
921 }
922
923 d_printf("\n");
924
925 unix_members = grp->gr_mem;
926
927 while (*unix_members) {
928 BOOL is_nt_member = False;
929 for (i=0; i<delta->num_members; i++) {
930 if (nt_members[i] == NULL) {
931 /* This was a primary group */
932 continue;
933 }
934
935 if (strcmp(*unix_members, nt_members[i]) == 0) {
936 is_nt_member = True;
937 break;
938 }
939 }
940 if (!is_nt_member) {
941 /* We look at a unix group member that is not
942 an nt group member. So, remove it. NT is
943 boss here. */
944 smb_delete_user_group(grp->gr_name, *unix_members);
945 }
946 unix_members += 1;
947 }
948
949 for (i=0; i<delta->num_members; i++) {
950 BOOL is_unix_member = False;
951
952 if (nt_members[i] == NULL) {
953 /* This was the primary group */
954 continue;
955 }
956
957 unix_members = grp->gr_mem;
958
959 while (*unix_members) {
960 if (strcmp(*unix_members, nt_members[i]) == 0) {
961 is_unix_member = True;
962 break;
963 }
964 unix_members += 1;
965 }
966
967 if (!is_unix_member) {
968 /* We look at a nt group member that is not a
969 unix group member currently. So, add the nt
970 group member. */
971 smb_add_user_group(grp->gr_name, nt_members[i]);
972 }
973 }
974
975 talloc_destroy(t);
976
977 #endif /* end of fetch_alias_mem() */
978
979 return NT_STATUS_OK;
980 }
981
982 static NTSTATUS fetch_domain_info(uint32 rid, SAM_DOMAIN_INFO *delta)
983 {
984 time_t u_max_age, u_min_age, u_logout, u_lockoutreset, u_lockouttime;
985 NTSTATUS nt_status = NT_STATUS_UNSUCCESSFUL;
986 pstring domname;
987
988 u_max_age = nt_time_to_unix_abs((NTTIME *)&delta->max_pwd_age);
989 u_min_age = nt_time_to_unix_abs((NTTIME *)&delta->min_pwd_age);
990 u_logout = nt_time_to_unix_abs((NTTIME *)&delta->force_logoff);
991 u_lockoutreset = nt_time_to_unix_abs((NTTIME *)&delta->account_lockout.reset_count);
992 u_lockouttime = nt_time_to_unix_abs((NTTIME *)&delta->account_lockout.lockout_duration);
993
994 unistr2_to_ascii(domname, &delta->uni_dom_name, sizeof(domname) - 1);
995
996 /* we don't handle BUILTIN account policies */
997 if (!strequal(domname, get_global_sam_name())) {
998 printf("skipping SAM_DOMAIN_INFO delta for '%s' (is not my domain)\n", domname);
999 return NT_STATUS_OK;
1000 }
1001
1002
1003 if (!account_policy_set(AP_PASSWORD_HISTORY, delta->pwd_history_len))
1004 return nt_status;
1005
1006 if (!account_policy_set(AP_MIN_PASSWORD_LEN, delta->min_pwd_len))
1007 return nt_status;
1008
1009 if (!account_policy_set(AP_MAX_PASSWORD_AGE, (uint32)u_max_age))
1010 return nt_status;
1011
1012 if (!account_policy_set(AP_MIN_PASSWORD_AGE, (uint32)u_min_age))
1013 return nt_status;
1014
1015 if (!account_policy_set(AP_TIME_TO_LOGOUT, (uint32)u_logout))
1016 return nt_status;
1017
1018 if (!account_policy_set(AP_BAD_ATTEMPT_LOCKOUT, delta->account_lockout.bad_attempt_lockout))
1019 return nt_status;
1020
1021 if (!account_policy_set(AP_RESET_COUNT_TIME, (uint32)u_lockoutreset/60))
1022 return nt_status;
1023
1024 if (!account_policy_set(AP_LOCK_ACCOUNT_DURATION, (uint32)u_lockouttime/60))
1025 return nt_status;
1026
1027 if (!account_policy_set(AP_USER_MUST_LOGON_TO_CHG_PASS, delta->logon_chgpass))
1028 return nt_status;
1029
1030 return NT_STATUS_OK;
1031 }
1032
1033
1034 static void
1035 fetch_sam_entry(SAM_DELTA_HDR *hdr_delta, SAM_DELTA_CTR *delta,
1036 DOM_SID dom_sid)
1037 {
1038 switch(hdr_delta->type) {
1039 case SAM_DELTA_ACCOUNT_INFO:
1040 fetch_account_info(hdr_delta->target_rid,
1041 &delta->account_info);
1042 break;
1043 case SAM_DELTA_GROUP_INFO:
1044 fetch_group_info(hdr_delta->target_rid,
1045 &delta->group_info);
1046 break;
1047 case SAM_DELTA_GROUP_MEM:
1048 fetch_group_mem_info(hdr_delta->target_rid,
1049 &delta->grp_mem_info);
1050 break;
1051 case SAM_DELTA_ALIAS_INFO:
1052 fetch_alias_info(hdr_delta->target_rid,
1053 &delta->alias_info, dom_sid);
1054 break;
1055 case SAM_DELTA_ALIAS_MEM:
1056 fetch_alias_mem(hdr_delta->target_rid,
1057 &delta->als_mem_info, dom_sid);
1058 break;
1059 case SAM_DELTA_DOMAIN_INFO:
1060 fetch_domain_info(hdr_delta->target_rid,
1061 &delta->domain_info);
1062 break;
1063 /* The following types are recognised but not handled */
1064 case SAM_DELTA_RENAME_GROUP:
1065 d_printf("SAM_DELTA_RENAME_GROUP not handled\n");
1066 break;
1067 case SAM_DELTA_RENAME_USER:
1068 d_printf("SAM_DELTA_RENAME_USER not handled\n");
1069 break;
1070 case SAM_DELTA_RENAME_ALIAS:
1071 d_printf("SAM_DELTA_RENAME_ALIAS not handled\n");
1072 break;
1073 case SAM_DELTA_POLICY_INFO:
1074 d_printf("SAM_DELTA_POLICY_INFO not handled\n");
1075 break;
1076 case SAM_DELTA_TRUST_DOMS:
1077 d_printf("SAM_DELTA_TRUST_DOMS not handled\n");
1078 break;
1079 case SAM_DELTA_PRIVS_INFO:
1080 d_printf("SAM_DELTA_PRIVS_INFO not handled\n");
1081 break;
1082 case SAM_DELTA_SECRET_INFO:
1083 d_printf("SAM_DELTA_SECRET_INFO not handled\n");
1084 break;
1085 case SAM_DELTA_DELETE_GROUP:
1086 d_printf("SAM_DELTA_DELETE_GROUP not handled\n");
1087 break;
1088 case SAM_DELTA_DELETE_USER:
1089 d_printf("SAM_DELTA_DELETE_USER not handled\n");
1090 break;
1091 case SAM_DELTA_MODIFIED_COUNT:
1092 d_printf("SAM_DELTA_MODIFIED_COUNT not handled\n");
1093 break;
1094 default:
1095 d_printf("Unknown delta record type %d\n", hdr_delta->type);
1096 break;
1097 }
1098 }
1099
1100 static NTSTATUS
1101 fetch_database(struct cli_state *cli, unsigned db_type, DOM_CRED *ret_creds,
1102 DOM_SID dom_sid)
1103 {
1104 unsigned sync_context = 0;
1105 NTSTATUS result;
1106 int i;
1107 TALLOC_CTX *mem_ctx;
1108 SAM_DELTA_HDR *hdr_deltas;
1109 SAM_DELTA_CTR *deltas;
1110 uint32 num_deltas;
1111
1112 if (!(mem_ctx = talloc_init("fetch_database")))
1113 return NT_STATUS_NO_MEMORY;
1114
1115 switch( db_type ) {
1116 case SAM_DATABASE_DOMAIN:
1117 d_printf("Fetching DOMAIN database\n");
1118 break;
1119 case SAM_DATABASE_BUILTIN:
1120 d_printf("Fetching BUILTIN database\n");
1121 break;
1122 case SAM_DATABASE_PRIVS:
1123 d_printf("Fetching PRIVS databases\n");
1124 break;
1125 default:
1126 d_printf("Fetching unknown database type %u\n", db_type );
1127 break;
1128 }
1129
1130 do {
1131 result = cli_netlogon_sam_sync(cli, mem_ctx, ret_creds,
1132 db_type, sync_context,
1133 &num_deltas,
1134 &hdr_deltas, &deltas);
1135
1136 if (NT_STATUS_IS_OK(result) ||
1137 NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES)) {
1138
1139 clnt_deal_with_creds(cli->sess_key, &(cli->clnt_cred),
1140 ret_creds);
1141
1142 for (i = 0; i < num_deltas; i++) {
1143 fetch_sam_entry(&hdr_deltas[i], &deltas[i], dom_sid);
1144 }
1145 } else
1146 return result;
1147
1148 sync_context += 1;
1149 } while (NT_STATUS_EQUAL(result, STATUS_MORE_ENTRIES));
1150
1151 talloc_destroy(mem_ctx);
1152
1153 return result;
1154 }
1155
1156 /* dump sam database via samsync rpc calls */
1157 NTSTATUS rpc_vampire_internals(const DOM_SID *domain_sid,
1158 const char *domain_name,
1159 struct cli_state *cli, TALLOC_CTX *mem_ctx,
1160 int argc, const char **argv)
1161 {
1162 NTSTATUS result;
1163 uchar trust_password[16];
1164 DOM_CRED ret_creds;
1165 fstring my_dom_sid_str;
1166 fstring rem_dom_sid_str;
1167 uint32 sec_channel;
1168
1169 ZERO_STRUCT(ret_creds);
1170
1171 if (!sid_equal(domain_sid, get_global_sam_sid())) {
1172 d_printf("Cannot import users from %s at this time, "
1173 "as the current domain:\n\t%s: %s\nconflicts "
1174 "with the remote domain\n\t%s: %s\n"
1175 "Perhaps you need to set: \n\n\tsecurity=user\n\tworkgroup=%s\n\n in your smb.conf?\n",
1176 domain_name,
1177 get_global_sam_name(), sid_to_string(my_dom_sid_str,
1178 get_global_sam_sid()),
1179 domain_name, sid_to_string(rem_dom_sid_str, domain_sid),
1180 domain_name);
1181 return NT_STATUS_UNSUCCESSFUL;
1182 }
1183
1184 fstrcpy(cli->domain, domain_name);
1185
1186 if (!secrets_fetch_trust_account_password(domain_name,
1187 trust_password, NULL,
1188 &sec_channel)) {
1189 result = NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
1190 d_printf("Could not retrieve domain trust secret\n");
1191 goto fail;
1192 }
1193
1194 result = cli_nt_establish_netlogon(cli, sec_channel, trust_password);
1195
1196 if (!NT_STATUS_IS_OK(result)) {
1197 d_printf("Failed to setup BDC creds\n");
1198 goto fail;
1199 }
1200
1201 result = fetch_database(cli, SAM_DATABASE_DOMAIN, &ret_creds, *domain_sid);
1202
1203 if (!NT_STATUS_IS_OK(result)) {
1204 d_printf("Failed to fetch domain database: %s\n",
1205 nt_errstr(result));
1206 if (NT_STATUS_EQUAL(result, NT_STATUS_NOT_SUPPORTED))
1207 d_printf("Perhaps %s is a Windows 2000 native mode "
1208 "domain?\n", domain_name);
1209 goto fail;
1210 }
1211
1212 result = fetch_database(cli, SAM_DATABASE_BUILTIN, &ret_creds,
1213 global_sid_Builtin);
1214
1215 if (!NT_STATUS_IS_OK(result)) {
1216 d_printf("Failed to fetch builtin database: %s\n",
1217 nt_errstr(result));
1218 goto fail;
1219 }
1220
1221 /* Currently we crash on PRIVS somewhere in unmarshalling */
1222 /* Dump_database(cli, SAM_DATABASE_PRIVS, &ret_creds); */
1223
1224 fail:
1225 return result;
1226 }
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