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s4-netlogon: implement dcesrv_netr_DsRAddressToSitenamesExW
[Samba/aatanasov.git] / source3 / libnet / libnet_join.c
blobcd476868e302c2d6c4b57b85a2d473d6140dee4a
1 /*
2 * Unix SMB/CIFS implementation.
3 * libnet Join Support
4 * Copyright (C) Gerald (Jerry) Carter 2006
5 * Copyright (C) Guenther Deschner 2007-2008
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, see <http://www.gnu.org/licenses/>.
19 */
20
21 #include "includes.h"
22 #include "libnet/libnet.h"
23 #include "libcli/auth/libcli_auth.h"
24
25 /****************************************************************
26 ****************************************************************/
27
28 #define LIBNET_JOIN_DUMP_CTX(ctx, r, f) \
29 do { \
30 char *str = NULL; \
31 str = NDR_PRINT_FUNCTION_STRING(ctx, libnet_JoinCtx, f, r); \
32 DEBUG(1,("libnet_Join:\n%s", str)); \
33 TALLOC_FREE(str); \
34 } while (0)
35
36 #define LIBNET_JOIN_IN_DUMP_CTX(ctx, r) \
37 LIBNET_JOIN_DUMP_CTX(ctx, r, NDR_IN | NDR_SET_VALUES)
38 #define LIBNET_JOIN_OUT_DUMP_CTX(ctx, r) \
39 LIBNET_JOIN_DUMP_CTX(ctx, r, NDR_OUT)
40
41 #define LIBNET_UNJOIN_DUMP_CTX(ctx, r, f) \
42 do { \
43 char *str = NULL; \
44 str = NDR_PRINT_FUNCTION_STRING(ctx, libnet_UnjoinCtx, f, r); \
45 DEBUG(1,("libnet_Unjoin:\n%s", str)); \
46 TALLOC_FREE(str); \
47 } while (0)
48
49 #define LIBNET_UNJOIN_IN_DUMP_CTX(ctx, r) \
50 LIBNET_UNJOIN_DUMP_CTX(ctx, r, NDR_IN | NDR_SET_VALUES)
51 #define LIBNET_UNJOIN_OUT_DUMP_CTX(ctx, r) \
52 LIBNET_UNJOIN_DUMP_CTX(ctx, r, NDR_OUT)
53
54 /****************************************************************
55 ****************************************************************/
56
57 static void libnet_join_set_error_string(TALLOC_CTX *mem_ctx,
58 struct libnet_JoinCtx *r,
59 const char *format, ...)
60 {
61 va_list args;
62
63 if (r->out.error_string) {
64 return;
65 }
66
67 va_start(args, format);
68 r->out.error_string = talloc_vasprintf(mem_ctx, format, args);
69 va_end(args);
70 }
71
72 /****************************************************************
73 ****************************************************************/
74
75 static void libnet_unjoin_set_error_string(TALLOC_CTX *mem_ctx,
76 struct libnet_UnjoinCtx *r,
77 const char *format, ...)
78 {
79 va_list args;
80
81 if (r->out.error_string) {
82 return;
83 }
84
85 va_start(args, format);
86 r->out.error_string = talloc_vasprintf(mem_ctx, format, args);
87 va_end(args);
88 }
89
90 #ifdef WITH_ADS
91
92 /****************************************************************
93 ****************************************************************/
94
95 static ADS_STATUS libnet_connect_ads(const char *dns_domain_name,
96 const char *netbios_domain_name,
97 const char *dc_name,
98 const char *user_name,
99 const char *password,
100 ADS_STRUCT **ads)
101 {
102 ADS_STATUS status;
103 ADS_STRUCT *my_ads = NULL;
104
105 my_ads = ads_init(dns_domain_name,
106 netbios_domain_name,
107 dc_name);
108 if (!my_ads) {
109 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
110 }
111
112 if (user_name) {
113 SAFE_FREE(my_ads->auth.user_name);
114 my_ads->auth.user_name = SMB_STRDUP(user_name);
115 }
116
117 if (password) {
118 SAFE_FREE(my_ads->auth.password);
119 my_ads->auth.password = SMB_STRDUP(password);
120 }
121
122 status = ads_connect_user_creds(my_ads);
123 if (!ADS_ERR_OK(status)) {
124 ads_destroy(&my_ads);
125 return status;
126 }
127
128 *ads = my_ads;
129 return ADS_SUCCESS;
130 }
131
132 /****************************************************************
133 ****************************************************************/
134
135 static ADS_STATUS libnet_join_connect_ads(TALLOC_CTX *mem_ctx,
136 struct libnet_JoinCtx *r)
137 {
138 ADS_STATUS status;
139
140 status = libnet_connect_ads(r->out.dns_domain_name,
141 r->out.netbios_domain_name,
142 r->in.dc_name,
143 r->in.admin_account,
144 r->in.admin_password,
145 &r->in.ads);
146 if (!ADS_ERR_OK(status)) {
147 libnet_join_set_error_string(mem_ctx, r,
148 "failed to connect to AD: %s",
149 ads_errstr(status));
150 return status;
151 }
152
153 if (!r->out.netbios_domain_name) {
154 r->out.netbios_domain_name = talloc_strdup(mem_ctx,
155 r->in.ads->server.workgroup);
156 ADS_ERROR_HAVE_NO_MEMORY(r->out.netbios_domain_name);
157 }
158
159 if (!r->out.dns_domain_name) {
160 r->out.dns_domain_name = talloc_strdup(mem_ctx,
161 r->in.ads->config.realm);
162 ADS_ERROR_HAVE_NO_MEMORY(r->out.dns_domain_name);
163 }
164
165 r->out.domain_is_ad = true;
166
167 return ADS_SUCCESS;
168 }
169
170 /****************************************************************
171 ****************************************************************/
172
173 static ADS_STATUS libnet_unjoin_connect_ads(TALLOC_CTX *mem_ctx,
174 struct libnet_UnjoinCtx *r)
175 {
176 ADS_STATUS status;
177
178 status = libnet_connect_ads(r->in.domain_name,
179 r->in.domain_name,
180 r->in.dc_name,
181 r->in.admin_account,
182 r->in.admin_password,
183 &r->in.ads);
184 if (!ADS_ERR_OK(status)) {
185 libnet_unjoin_set_error_string(mem_ctx, r,
186 "failed to connect to AD: %s",
187 ads_errstr(status));
188 }
189
190 return status;
191 }
192
193 /****************************************************************
194 join a domain using ADS (LDAP mods)
195 ****************************************************************/
196
197 static ADS_STATUS libnet_join_precreate_machine_acct(TALLOC_CTX *mem_ctx,
198 struct libnet_JoinCtx *r)
199 {
200 ADS_STATUS status;
201 LDAPMessage *res = NULL;
202 const char *attrs[] = { "dn", NULL };
203 bool moved = false;
204
205 status = ads_check_ou_dn(mem_ctx, r->in.ads, &r->in.account_ou);
206 if (!ADS_ERR_OK(status)) {
207 return status;
208 }
209
210 status = ads_search_dn(r->in.ads, &res, r->in.account_ou, attrs);
211 if (!ADS_ERR_OK(status)) {
212 return status;
213 }
214
215 if (ads_count_replies(r->in.ads, res) != 1) {
216 ads_msgfree(r->in.ads, res);
217 return ADS_ERROR_LDAP(LDAP_NO_SUCH_OBJECT);
218 }
219
220 ads_msgfree(r->in.ads, res);
221
222 /* Attempt to create the machine account and bail if this fails.
223 Assume that the admin wants exactly what they requested */
224
225 status = ads_create_machine_acct(r->in.ads,
226 r->in.machine_name,
227 r->in.account_ou);
228
229 if (ADS_ERR_OK(status)) {
230 DEBUG(1,("machine account creation created\n"));
231 return status;
232 } else if ((status.error_type == ENUM_ADS_ERROR_LDAP) &&
233 (status.err.rc == LDAP_ALREADY_EXISTS)) {
234 status = ADS_SUCCESS;
235 }
236
237 if (!ADS_ERR_OK(status)) {
238 DEBUG(1,("machine account creation failed\n"));
239 return status;
240 }
241
242 status = ads_move_machine_acct(r->in.ads,
243 r->in.machine_name,
244 r->in.account_ou,
245 &moved);
246 if (!ADS_ERR_OK(status)) {
247 DEBUG(1,("failure to locate/move pre-existing "
248 "machine account\n"));
249 return status;
250 }
251
252 DEBUG(1,("The machine account %s the specified OU.\n",
253 moved ? "was moved into" : "already exists in"));
254
255 return status;
256 }
257
258 /****************************************************************
259 ****************************************************************/
260
261 static ADS_STATUS libnet_unjoin_remove_machine_acct(TALLOC_CTX *mem_ctx,
262 struct libnet_UnjoinCtx *r)
263 {
264 ADS_STATUS status;
265
266 if (!r->in.ads) {
267 status = libnet_unjoin_connect_ads(mem_ctx, r);
268 if (!ADS_ERR_OK(status)) {
269 libnet_unjoin_set_error_string(mem_ctx, r,
270 "failed to connect to AD: %s",
271 ads_errstr(status));
272 return status;
273 }
274 }
275
276 status = ads_leave_realm(r->in.ads, r->in.machine_name);
277 if (!ADS_ERR_OK(status)) {
278 libnet_unjoin_set_error_string(mem_ctx, r,
279 "failed to leave realm: %s",
280 ads_errstr(status));
281 return status;
282 }
283
284 return ADS_SUCCESS;
285 }
286
287 /****************************************************************
288 ****************************************************************/
289
290 static ADS_STATUS libnet_join_find_machine_acct(TALLOC_CTX *mem_ctx,
291 struct libnet_JoinCtx *r)
292 {
293 ADS_STATUS status;
294 LDAPMessage *res = NULL;
295 char *dn = NULL;
296
297 if (!r->in.machine_name) {
298 return ADS_ERROR(LDAP_NO_MEMORY);
299 }
300
301 status = ads_find_machine_acct(r->in.ads,
302 &res,
303 r->in.machine_name);
304 if (!ADS_ERR_OK(status)) {
305 return status;
306 }
307
308 if (ads_count_replies(r->in.ads, res) != 1) {
309 status = ADS_ERROR_LDAP(LDAP_NO_MEMORY);
310 goto done;
311 }
312
313 dn = ads_get_dn(r->in.ads, mem_ctx, res);
314 if (!dn) {
315 status = ADS_ERROR_LDAP(LDAP_NO_MEMORY);
316 goto done;
317 }
318
319 r->out.dn = talloc_strdup(mem_ctx, dn);
320 if (!r->out.dn) {
321 status = ADS_ERROR_LDAP(LDAP_NO_MEMORY);
322 goto done;
323 }
324
325 done:
326 ads_msgfree(r->in.ads, res);
327 TALLOC_FREE(dn);
328
329 return status;
330 }
331
332 /****************************************************************
333 Set a machines dNSHostName and servicePrincipalName attributes
334 ****************************************************************/
335
336 static ADS_STATUS libnet_join_set_machine_spn(TALLOC_CTX *mem_ctx,
337 struct libnet_JoinCtx *r)
338 {
339 ADS_STATUS status;
340 ADS_MODLIST mods;
341 fstring my_fqdn;
342 const char *spn_array[3] = {NULL, NULL, NULL};
343 char *spn = NULL;
344
345 /* Find our DN */
346
347 status = libnet_join_find_machine_acct(mem_ctx, r);
348 if (!ADS_ERR_OK(status)) {
349 return status;
350 }
351
352 /* Windows only creates HOST/shortname & HOST/fqdn. */
353
354 spn = talloc_asprintf(mem_ctx, "HOST/%s", r->in.machine_name);
355 if (!spn) {
356 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
357 }
358 strupper_m(spn);
359 spn_array[0] = spn;
360
361 if (!name_to_fqdn(my_fqdn, r->in.machine_name)
362 || (strchr(my_fqdn, '.') == NULL)) {
363 fstr_sprintf(my_fqdn, "%s.%s", r->in.machine_name,
364 r->out.dns_domain_name);
365 }
366
367 strlower_m(my_fqdn);
368
369 if (!strequal(my_fqdn, r->in.machine_name)) {
370 spn = talloc_asprintf(mem_ctx, "HOST/%s", my_fqdn);
371 if (!spn) {
372 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
373 }
374 spn_array[1] = spn;
375 }
376
377 mods = ads_init_mods(mem_ctx);
378 if (!mods) {
379 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
380 }
381
382 /* fields of primary importance */
383
384 status = ads_mod_str(mem_ctx, &mods, "dNSHostName", my_fqdn);
385 if (!ADS_ERR_OK(status)) {
386 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
387 }
388
389 status = ads_mod_strlist(mem_ctx, &mods, "servicePrincipalName",
390 spn_array);
391 if (!ADS_ERR_OK(status)) {
392 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
393 }
394
395 return ads_gen_mod(r->in.ads, r->out.dn, mods);
396 }
397
398 /****************************************************************
399 ****************************************************************/
400
401 static ADS_STATUS libnet_join_set_machine_upn(TALLOC_CTX *mem_ctx,
402 struct libnet_JoinCtx *r)
403 {
404 ADS_STATUS status;
405 ADS_MODLIST mods;
406
407 if (!r->in.create_upn) {
408 return ADS_SUCCESS;
409 }
410
411 /* Find our DN */
412
413 status = libnet_join_find_machine_acct(mem_ctx, r);
414 if (!ADS_ERR_OK(status)) {
415 return status;
416 }
417
418 if (!r->in.upn) {
419 r->in.upn = talloc_asprintf(mem_ctx,
420 "host/%s@%s",
421 r->in.machine_name,
422 r->out.dns_domain_name);
423 if (!r->in.upn) {
424 return ADS_ERROR(LDAP_NO_MEMORY);
425 }
426 }
427
428 /* now do the mods */
429
430 mods = ads_init_mods(mem_ctx);
431 if (!mods) {
432 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
433 }
434
435 /* fields of primary importance */
436
437 status = ads_mod_str(mem_ctx, &mods, "userPrincipalName", r->in.upn);
438 if (!ADS_ERR_OK(status)) {
439 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
440 }
441
442 return ads_gen_mod(r->in.ads, r->out.dn, mods);
443 }
444
445
446 /****************************************************************
447 ****************************************************************/
448
449 static ADS_STATUS libnet_join_set_os_attributes(TALLOC_CTX *mem_ctx,
450 struct libnet_JoinCtx *r)
451 {
452 ADS_STATUS status;
453 ADS_MODLIST mods;
454 char *os_sp = NULL;
455
456 if (!r->in.os_name || !r->in.os_version ) {
457 return ADS_SUCCESS;
458 }
459
460 /* Find our DN */
461
462 status = libnet_join_find_machine_acct(mem_ctx, r);
463 if (!ADS_ERR_OK(status)) {
464 return status;
465 }
466
467 /* now do the mods */
468
469 mods = ads_init_mods(mem_ctx);
470 if (!mods) {
471 return ADS_ERROR(LDAP_NO_MEMORY);
472 }
473
474 os_sp = talloc_asprintf(mem_ctx, "Samba %s", samba_version_string());
475 if (!os_sp) {
476 return ADS_ERROR(LDAP_NO_MEMORY);
477 }
478
479 /* fields of primary importance */
480
481 status = ads_mod_str(mem_ctx, &mods, "operatingSystem",
482 r->in.os_name);
483 if (!ADS_ERR_OK(status)) {
484 return status;
485 }
486
487 status = ads_mod_str(mem_ctx, &mods, "operatingSystemVersion",
488 r->in.os_version);
489 if (!ADS_ERR_OK(status)) {
490 return status;
491 }
492
493 status = ads_mod_str(mem_ctx, &mods, "operatingSystemServicePack",
494 os_sp);
495 if (!ADS_ERR_OK(status)) {
496 return status;
497 }
498
499 return ads_gen_mod(r->in.ads, r->out.dn, mods);
500 }
501
502 /****************************************************************
503 ****************************************************************/
504
505 static bool libnet_join_create_keytab(TALLOC_CTX *mem_ctx,
506 struct libnet_JoinCtx *r)
507 {
508 if (!USE_SYSTEM_KEYTAB) {
509 return true;
510 }
511
512 if (ads_keytab_create_default(r->in.ads) != 0) {
513 return false;
514 }
515
516 return true;
517 }
518
519 /****************************************************************
520 ****************************************************************/
521
522 static bool libnet_join_derive_salting_principal(TALLOC_CTX *mem_ctx,
523 struct libnet_JoinCtx *r)
524 {
525 uint32_t domain_func;
526 ADS_STATUS status;
527 const char *salt = NULL;
528 char *std_salt = NULL;
529
530 status = ads_domain_func_level(r->in.ads, &domain_func);
531 if (!ADS_ERR_OK(status)) {
532 libnet_join_set_error_string(mem_ctx, r,
533 "failed to determine domain functional level: %s",
534 ads_errstr(status));
535 return false;
536 }
537
538 /* go ahead and setup the default salt */
539
540 std_salt = kerberos_standard_des_salt();
541 if (!std_salt) {
542 libnet_join_set_error_string(mem_ctx, r,
543 "failed to obtain standard DES salt");
544 return false;
545 }
546
547 salt = talloc_strdup(mem_ctx, std_salt);
548 if (!salt) {
549 return false;
550 }
551
552 SAFE_FREE(std_salt);
553
554 /* if it's a Windows functional domain, we have to look for the UPN */
555
556 if (domain_func == DS_DOMAIN_FUNCTION_2000) {
557 char *upn;
558
559 upn = ads_get_upn(r->in.ads, mem_ctx,
560 r->in.machine_name);
561 if (upn) {
562 salt = talloc_strdup(mem_ctx, upn);
563 if (!salt) {
564 return false;
565 }
566 }
567 }
568
569 return kerberos_secrets_store_des_salt(salt);
570 }
571
572 /****************************************************************
573 ****************************************************************/
574
575 static ADS_STATUS libnet_join_post_processing_ads(TALLOC_CTX *mem_ctx,
576 struct libnet_JoinCtx *r)
577 {
578 ADS_STATUS status;
579
580 if (!r->in.ads) {
581 status = libnet_join_connect_ads(mem_ctx, r);
582 if (!ADS_ERR_OK(status)) {
583 return status;
584 }
585 }
586
587 status = libnet_join_set_machine_spn(mem_ctx, r);
588 if (!ADS_ERR_OK(status)) {
589 libnet_join_set_error_string(mem_ctx, r,
590 "failed to set machine spn: %s",
591 ads_errstr(status));
592 return status;
593 }
594
595 status = libnet_join_set_os_attributes(mem_ctx, r);
596 if (!ADS_ERR_OK(status)) {
597 libnet_join_set_error_string(mem_ctx, r,
598 "failed to set machine os attributes: %s",
599 ads_errstr(status));
600 return status;
601 }
602
603 status = libnet_join_set_machine_upn(mem_ctx, r);
604 if (!ADS_ERR_OK(status)) {
605 libnet_join_set_error_string(mem_ctx, r,
606 "failed to set machine upn: %s",
607 ads_errstr(status));
608 return status;
609 }
610
611 if (!libnet_join_derive_salting_principal(mem_ctx, r)) {
612 return ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
613 }
614
615 if (!libnet_join_create_keytab(mem_ctx, r)) {
616 libnet_join_set_error_string(mem_ctx, r,
617 "failed to create kerberos keytab");
618 return ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
619 }
620
621 return ADS_SUCCESS;
622 }
623 #endif /* WITH_ADS */
624
625 /****************************************************************
626 Store the machine password and domain SID
627 ****************************************************************/
628
629 static bool libnet_join_joindomain_store_secrets(TALLOC_CTX *mem_ctx,
630 struct libnet_JoinCtx *r)
631 {
632 if (!secrets_store_domain_sid(r->out.netbios_domain_name,
633 r->out.domain_sid))
634 {
635 DEBUG(1,("Failed to save domain sid\n"));
636 return false;
637 }
638
639 if (!secrets_store_machine_password(r->in.machine_password,
640 r->out.netbios_domain_name,
641 r->in.secure_channel_type))
642 {
643 DEBUG(1,("Failed to save machine password\n"));
644 return false;
645 }
646
647 return true;
648 }
649
650 /****************************************************************
651 Connect dc's IPC$ share
652 ****************************************************************/
653
654 static NTSTATUS libnet_join_connect_dc_ipc(const char *dc,
655 const char *user,
656 const char *pass,
657 bool use_kerberos,
658 struct cli_state **cli)
659 {
660 int flags = 0;
661
662 if (use_kerberos) {
663 flags |= CLI_FULL_CONNECTION_USE_KERBEROS;
664 }
665
666 if (use_kerberos && pass) {
667 flags |= CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS;
668 }
669
670 return cli_full_connection(cli, NULL,
671 dc,
672 NULL, 0,
673 "IPC$", "IPC",
674 user,
675 NULL,
676 pass,
677 flags,
678 Undefined, NULL);
679 }
680
681 /****************************************************************
682 Lookup domain dc's info
683 ****************************************************************/
684
685 static NTSTATUS libnet_join_lookup_dc_rpc(TALLOC_CTX *mem_ctx,
686 struct libnet_JoinCtx *r,
687 struct cli_state **cli)
688 {
689 struct rpc_pipe_client *pipe_hnd = NULL;
690 struct policy_handle lsa_pol;
691 NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
692 union lsa_PolicyInformation *info = NULL;
693
694 status = libnet_join_connect_dc_ipc(r->in.dc_name,
695 r->in.admin_account,
696 r->in.admin_password,
697 r->in.use_kerberos,
698 cli);
699 if (!NT_STATUS_IS_OK(status)) {
700 goto done;
701 }
702
703 status = cli_rpc_pipe_open_noauth(*cli, &ndr_table_lsarpc.syntax_id,
704 &pipe_hnd);
705 if (!NT_STATUS_IS_OK(status)) {
706 DEBUG(0,("Error connecting to LSA pipe. Error was %s\n",
707 nt_errstr(status)));
708 goto done;
709 }
710
711 status = rpccli_lsa_open_policy(pipe_hnd, mem_ctx, true,
712 SEC_FLAG_MAXIMUM_ALLOWED, &lsa_pol);
713 if (!NT_STATUS_IS_OK(status)) {
714 goto done;
715 }
716
717 status = rpccli_lsa_QueryInfoPolicy2(pipe_hnd, mem_ctx,
718 &lsa_pol,
719 LSA_POLICY_INFO_DNS,
720 &info);
721 if (NT_STATUS_IS_OK(status)) {
722 r->out.domain_is_ad = true;
723 r->out.netbios_domain_name = info->dns.name.string;
724 r->out.dns_domain_name = info->dns.dns_domain.string;
725 r->out.forest_name = info->dns.dns_forest.string;
726 r->out.domain_sid = sid_dup_talloc(mem_ctx, info->dns.sid);
727 NT_STATUS_HAVE_NO_MEMORY(r->out.domain_sid);
728 }
729
730 if (!NT_STATUS_IS_OK(status)) {
731 status = rpccli_lsa_QueryInfoPolicy(pipe_hnd, mem_ctx,
732 &lsa_pol,
733 LSA_POLICY_INFO_ACCOUNT_DOMAIN,
734 &info);
735 if (!NT_STATUS_IS_OK(status)) {
736 goto done;
737 }
738
739 r->out.netbios_domain_name = info->account_domain.name.string;
740 r->out.domain_sid = sid_dup_talloc(mem_ctx, info->account_domain.sid);
741 NT_STATUS_HAVE_NO_MEMORY(r->out.domain_sid);
742 }
743
744 rpccli_lsa_Close(pipe_hnd, mem_ctx, &lsa_pol);
745 TALLOC_FREE(pipe_hnd);
746
747 done:
748 return status;
749 }
750
751 /****************************************************************
752 Do the domain join unsecure
753 ****************************************************************/
754
755 static NTSTATUS libnet_join_joindomain_rpc_unsecure(TALLOC_CTX *mem_ctx,
756 struct libnet_JoinCtx *r,
757 struct cli_state *cli)
758 {
759 struct rpc_pipe_client *pipe_hnd = NULL;
760 unsigned char orig_trust_passwd_hash[16];
761 unsigned char new_trust_passwd_hash[16];
762 fstring trust_passwd;
763 NTSTATUS status;
764
765 status = cli_rpc_pipe_open_noauth(cli, &ndr_table_netlogon.syntax_id,
766 &pipe_hnd);
767 if (!NT_STATUS_IS_OK(status)) {
768 return status;
769 }
770
771 if (!r->in.machine_password) {
772 r->in.machine_password = generate_random_str(mem_ctx, DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH);
773 NT_STATUS_HAVE_NO_MEMORY(r->in.machine_password);
774 }
775
776 E_md4hash(r->in.machine_password, new_trust_passwd_hash);
777
778 /* according to WKSSVC_JOIN_FLAGS_MACHINE_PWD_PASSED */
779 fstrcpy(trust_passwd, r->in.admin_password);
780 strlower_m(trust_passwd);
781
782 /*
783 * Machine names can be 15 characters, but the max length on
784 * a password is 14. --jerry
785 */
786
787 trust_passwd[14] = '\0';
788
789 E_md4hash(trust_passwd, orig_trust_passwd_hash);
790
791 status = rpccli_netlogon_set_trust_password(pipe_hnd, mem_ctx,
792 orig_trust_passwd_hash,
793 r->in.machine_password,
794 new_trust_passwd_hash,
795 r->in.secure_channel_type);
796
797 return status;
798 }
799
800 /****************************************************************
801 Do the domain join
802 ****************************************************************/
803
804 static NTSTATUS libnet_join_joindomain_rpc(TALLOC_CTX *mem_ctx,
805 struct libnet_JoinCtx *r,
806 struct cli_state *cli)
807 {
808 struct rpc_pipe_client *pipe_hnd = NULL;
809 struct policy_handle sam_pol, domain_pol, user_pol;
810 NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
811 char *acct_name;
812 struct lsa_String lsa_acct_name;
813 uint32_t user_rid;
814 uint32_t acct_flags = ACB_WSTRUST;
815 struct samr_Ids user_rids;
816 struct samr_Ids name_types;
817 union samr_UserInfo user_info;
818
819 struct samr_CryptPassword crypt_pwd;
820 struct samr_CryptPasswordEx crypt_pwd_ex;
821
822 ZERO_STRUCT(sam_pol);
823 ZERO_STRUCT(domain_pol);
824 ZERO_STRUCT(user_pol);
825
826 switch (r->in.secure_channel_type) {
827 case SEC_CHAN_WKSTA:
828 acct_flags = ACB_WSTRUST;
829 break;
830 case SEC_CHAN_BDC:
831 acct_flags = ACB_SVRTRUST;
832 break;
833 default:
834 return NT_STATUS_INVALID_PARAMETER;
835 }
836
837 if (!r->in.machine_password) {
838 r->in.machine_password = generate_random_str(mem_ctx, DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH);
839 NT_STATUS_HAVE_NO_MEMORY(r->in.machine_password);
840 }
841
842 /* Open the domain */
843
844 status = cli_rpc_pipe_open_noauth(cli, &ndr_table_samr.syntax_id,
845 &pipe_hnd);
846 if (!NT_STATUS_IS_OK(status)) {
847 DEBUG(0,("Error connecting to SAM pipe. Error was %s\n",
848 nt_errstr(status)));
849 goto done;
850 }
851
852 status = rpccli_samr_Connect2(pipe_hnd, mem_ctx,
853 pipe_hnd->desthost,
854 SAMR_ACCESS_ENUM_DOMAINS
855 | SAMR_ACCESS_LOOKUP_DOMAIN,
856 &sam_pol);
857 if (!NT_STATUS_IS_OK(status)) {
858 goto done;
859 }
860
861 status = rpccli_samr_OpenDomain(pipe_hnd, mem_ctx,
862 &sam_pol,
863 SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1
864 | SAMR_DOMAIN_ACCESS_CREATE_USER
865 | SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
866 r->out.domain_sid,
867 &domain_pol);
868 if (!NT_STATUS_IS_OK(status)) {
869 goto done;
870 }
871
872 /* Create domain user */
873
874 acct_name = talloc_asprintf(mem_ctx, "%s$", r->in.machine_name);
875 strlower_m(acct_name);
876
877 init_lsa_String(&lsa_acct_name, acct_name);
878
879 if (r->in.join_flags & WKSSVC_JOIN_FLAGS_ACCOUNT_CREATE) {
880 uint32_t access_desired =
881 SEC_GENERIC_READ | SEC_GENERIC_WRITE | SEC_GENERIC_EXECUTE |
882 SEC_STD_WRITE_DAC | SEC_STD_DELETE |
883 SAMR_USER_ACCESS_SET_PASSWORD |
884 SAMR_USER_ACCESS_GET_ATTRIBUTES |
885 SAMR_USER_ACCESS_SET_ATTRIBUTES;
886 uint32_t access_granted = 0;
887
888 DEBUG(10,("Creating account with desired access mask: %d\n",
889 access_desired));
890
891 status = rpccli_samr_CreateUser2(pipe_hnd, mem_ctx,
892 &domain_pol,
893 &lsa_acct_name,
894 acct_flags,
895 access_desired,
896 &user_pol,
897 &access_granted,
898 &user_rid);
899 if (!NT_STATUS_IS_OK(status) &&
900 !NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
901
902 DEBUG(10,("Creation of workstation account failed: %s\n",
903 nt_errstr(status)));
904
905 /* If NT_STATUS_ACCESS_DENIED then we have a valid
906 username/password combo but the user does not have
907 administrator access. */
908
909 if (NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
910 libnet_join_set_error_string(mem_ctx, r,
911 "User specified does not have "
912 "administrator privileges");
913 }
914
915 goto done;
916 }
917
918 if (NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
919 if (!(r->in.join_flags &
920 WKSSVC_JOIN_FLAGS_DOMAIN_JOIN_IF_JOINED)) {
921 goto done;
922 }
923 }
924
925 /* We *must* do this.... don't ask... */
926
927 if (NT_STATUS_IS_OK(status)) {
928 rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
929 }
930 }
931
932 status = rpccli_samr_LookupNames(pipe_hnd, mem_ctx,
933 &domain_pol,
934 1,
935 &lsa_acct_name,
936 &user_rids,
937 &name_types);
938 if (!NT_STATUS_IS_OK(status)) {
939 goto done;
940 }
941
942 if (name_types.ids[0] != SID_NAME_USER) {
943 DEBUG(0,("%s is not a user account (type=%d)\n",
944 acct_name, name_types.ids[0]));
945 status = NT_STATUS_INVALID_WORKSTATION;
946 goto done;
947 }
948
949 user_rid = user_rids.ids[0];
950
951 /* Open handle on user */
952
953 status = rpccli_samr_OpenUser(pipe_hnd, mem_ctx,
954 &domain_pol,
955 SEC_FLAG_MAXIMUM_ALLOWED,
956 user_rid,
957 &user_pol);
958 if (!NT_STATUS_IS_OK(status)) {
959 goto done;
960 }
961
962 /* Fill in the additional account flags now */
963
964 acct_flags |= ACB_PWNOEXP;
965 if (r->out.domain_is_ad) {
966 #if !defined(ENCTYPE_ARCFOUR_HMAC)
967 acct_flags |= ACB_USE_DES_KEY_ONLY;
968 #endif
969 ;;
970 }
971
972 /* Set account flags on machine account */
973 ZERO_STRUCT(user_info.info16);
974 user_info.info16.acct_flags = acct_flags;
975
976 status = rpccli_samr_SetUserInfo(pipe_hnd, mem_ctx,
977 &user_pol,
978 16,
979 &user_info);
980
981 if (!NT_STATUS_IS_OK(status)) {
982
983 rpccli_samr_DeleteUser(pipe_hnd, mem_ctx,
984 &user_pol);
985
986 libnet_join_set_error_string(mem_ctx, r,
987 "Failed to set account flags for machine account (%s)\n",
988 nt_errstr(status));
989 goto done;
990 }
991
992 /* Set password on machine account - first try level 26 */
993
994 init_samr_CryptPasswordEx(r->in.machine_password,
995 &cli->user_session_key,
996 &crypt_pwd_ex);
997
998 user_info.info26.password = crypt_pwd_ex;
999 user_info.info26.password_expired = PASS_DONT_CHANGE_AT_NEXT_LOGON;
1000
1001 status = rpccli_samr_SetUserInfo2(pipe_hnd, mem_ctx,
1002 &user_pol,
1003 26,
1004 &user_info);
1005
1006 if (NT_STATUS_EQUAL(status, NT_STATUS(DCERPC_FAULT_INVALID_TAG))) {
1007
1008 /* retry with level 24 */
1009
1010 init_samr_CryptPassword(r->in.machine_password,
1011 &cli->user_session_key,
1012 &crypt_pwd);
1013
1014 user_info.info24.password = crypt_pwd;
1015 user_info.info24.password_expired = PASS_DONT_CHANGE_AT_NEXT_LOGON;
1016
1017 status = rpccli_samr_SetUserInfo2(pipe_hnd, mem_ctx,
1018 &user_pol,
1019 24,
1020 &user_info);
1021 }
1022
1023 if (!NT_STATUS_IS_OK(status)) {
1024
1025 rpccli_samr_DeleteUser(pipe_hnd, mem_ctx,
1026 &user_pol);
1027
1028 libnet_join_set_error_string(mem_ctx, r,
1029 "Failed to set password for machine account (%s)\n",
1030 nt_errstr(status));
1031 goto done;
1032 }
1033
1034 status = NT_STATUS_OK;
1035
1036 done:
1037 if (!pipe_hnd) {
1038 return status;
1039 }
1040
1041 if (is_valid_policy_hnd(&sam_pol)) {
1042 rpccli_samr_Close(pipe_hnd, mem_ctx, &sam_pol);
1043 }
1044 if (is_valid_policy_hnd(&domain_pol)) {
1045 rpccli_samr_Close(pipe_hnd, mem_ctx, &domain_pol);
1046 }
1047 if (is_valid_policy_hnd(&user_pol)) {
1048 rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
1049 }
1050 TALLOC_FREE(pipe_hnd);
1051
1052 return status;
1053 }
1054
1055 /****************************************************************
1056 ****************************************************************/
1057
1058 NTSTATUS libnet_join_ok(const char *netbios_domain_name,
1059 const char *machine_name,
1060 const char *dc_name)
1061 {
1062 uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS;
1063 struct cli_state *cli = NULL;
1064 struct rpc_pipe_client *pipe_hnd = NULL;
1065 struct rpc_pipe_client *netlogon_pipe = NULL;
1066 NTSTATUS status;
1067 char *machine_password = NULL;
1068 char *machine_account = NULL;
1069
1070 if (!dc_name) {
1071 return NT_STATUS_INVALID_PARAMETER;
1072 }
1073
1074 if (!secrets_init()) {
1075 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
1076 }
1077
1078 machine_password = secrets_fetch_machine_password(netbios_domain_name,
1079 NULL, NULL);
1080 if (!machine_password) {
1081 return NT_STATUS_NO_TRUST_LSA_SECRET;
1082 }
1083
1084 if (asprintf(&machine_account, "%s$", machine_name) == -1) {
1085 SAFE_FREE(machine_password);
1086 return NT_STATUS_NO_MEMORY;
1087 }
1088
1089 status = cli_full_connection(&cli, NULL,
1090 dc_name,
1091 NULL, 0,
1092 "IPC$", "IPC",
1093 machine_account,
1094 NULL,
1095 machine_password,
1096 0,
1097 Undefined, NULL);
1098 free(machine_account);
1099 free(machine_password);
1100
1101 if (!NT_STATUS_IS_OK(status)) {
1102 status = cli_full_connection(&cli, NULL,
1103 dc_name,
1104 NULL, 0,
1105 "IPC$", "IPC",
1106 "",
1107 NULL,
1108 "",
1109 0,
1110 Undefined, NULL);
1111 }
1112
1113 if (!NT_STATUS_IS_OK(status)) {
1114 return status;
1115 }
1116
1117 status = get_schannel_session_key(cli, netbios_domain_name,
1118 &neg_flags, &netlogon_pipe);
1119 if (!NT_STATUS_IS_OK(status)) {
1120 if (NT_STATUS_EQUAL(status, NT_STATUS_INVALID_NETWORK_RESPONSE)) {
1121 cli_shutdown(cli);
1122 return NT_STATUS_OK;
1123 }
1124
1125 DEBUG(0,("libnet_join_ok: failed to get schannel session "
1126 "key from server %s for domain %s. Error was %s\n",
1127 cli->desthost, netbios_domain_name, nt_errstr(status)));
1128 cli_shutdown(cli);
1129 return status;
1130 }
1131
1132 if (!lp_client_schannel()) {
1133 cli_shutdown(cli);
1134 return NT_STATUS_OK;
1135 }
1136
1137 status = cli_rpc_pipe_open_schannel_with_key(
1138 cli, &ndr_table_netlogon.syntax_id, NCACN_NP,
1139 DCERPC_AUTH_LEVEL_PRIVACY,
1140 netbios_domain_name, &netlogon_pipe->dc, &pipe_hnd);
1141
1142 cli_shutdown(cli);
1143
1144 if (!NT_STATUS_IS_OK(status)) {
1145 DEBUG(0,("libnet_join_ok: failed to open schannel session "
1146 "on netlogon pipe to server %s for domain %s. "
1147 "Error was %s\n",
1148 cli->desthost, netbios_domain_name, nt_errstr(status)));
1149 return status;
1150 }
1151
1152 return NT_STATUS_OK;
1153 }
1154
1155 /****************************************************************
1156 ****************************************************************/
1157
1158 static WERROR libnet_join_post_verify(TALLOC_CTX *mem_ctx,
1159 struct libnet_JoinCtx *r)
1160 {
1161 NTSTATUS status;
1162
1163 status = libnet_join_ok(r->out.netbios_domain_name,
1164 r->in.machine_name,
1165 r->in.dc_name);
1166 if (!NT_STATUS_IS_OK(status)) {
1167 libnet_join_set_error_string(mem_ctx, r,
1168 "failed to verify domain membership after joining: %s",
1169 get_friendly_nt_error_msg(status));
1170 return WERR_SETUP_NOT_JOINED;
1171 }
1172
1173 return WERR_OK;
1174 }
1175
1176 /****************************************************************
1177 ****************************************************************/
1178
1179 static bool libnet_join_unjoindomain_remove_secrets(TALLOC_CTX *mem_ctx,
1180 struct libnet_UnjoinCtx *r)
1181 {
1182 if (!secrets_delete_machine_password_ex(lp_workgroup())) {
1183 return false;
1184 }
1185
1186 if (!secrets_delete_domain_sid(lp_workgroup())) {
1187 return false;
1188 }
1189
1190 return true;
1191 }
1192
1193 /****************************************************************
1194 ****************************************************************/
1195
1196 static NTSTATUS libnet_join_unjoindomain_rpc(TALLOC_CTX *mem_ctx,
1197 struct libnet_UnjoinCtx *r)
1198 {
1199 struct cli_state *cli = NULL;
1200 struct rpc_pipe_client *pipe_hnd = NULL;
1201 struct policy_handle sam_pol, domain_pol, user_pol;
1202 NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
1203 char *acct_name;
1204 uint32_t user_rid;
1205 struct lsa_String lsa_acct_name;
1206 struct samr_Ids user_rids;
1207 struct samr_Ids name_types;
1208 union samr_UserInfo *info = NULL;
1209
1210 ZERO_STRUCT(sam_pol);
1211 ZERO_STRUCT(domain_pol);
1212 ZERO_STRUCT(user_pol);
1213
1214 status = libnet_join_connect_dc_ipc(r->in.dc_name,
1215 r->in.admin_account,
1216 r->in.admin_password,
1217 r->in.use_kerberos,
1218 &cli);
1219 if (!NT_STATUS_IS_OK(status)) {
1220 goto done;
1221 }
1222
1223 /* Open the domain */
1224
1225 status = cli_rpc_pipe_open_noauth(cli, &ndr_table_samr.syntax_id,
1226 &pipe_hnd);
1227 if (!NT_STATUS_IS_OK(status)) {
1228 DEBUG(0,("Error connecting to SAM pipe. Error was %s\n",
1229 nt_errstr(status)));
1230 goto done;
1231 }
1232
1233 status = rpccli_samr_Connect2(pipe_hnd, mem_ctx,
1234 pipe_hnd->desthost,
1235 SEC_FLAG_MAXIMUM_ALLOWED,
1236 &sam_pol);
1237 if (!NT_STATUS_IS_OK(status)) {
1238 goto done;
1239 }
1240
1241 status = rpccli_samr_OpenDomain(pipe_hnd, mem_ctx,
1242 &sam_pol,
1243 SEC_FLAG_MAXIMUM_ALLOWED,
1244 r->in.domain_sid,
1245 &domain_pol);
1246 if (!NT_STATUS_IS_OK(status)) {
1247 goto done;
1248 }
1249
1250 /* Create domain user */
1251
1252 acct_name = talloc_asprintf(mem_ctx, "%s$", r->in.machine_name);
1253 strlower_m(acct_name);
1254
1255 init_lsa_String(&lsa_acct_name, acct_name);
1256
1257 status = rpccli_samr_LookupNames(pipe_hnd, mem_ctx,
1258 &domain_pol,
1259 1,
1260 &lsa_acct_name,
1261 &user_rids,
1262 &name_types);
1263
1264 if (!NT_STATUS_IS_OK(status)) {
1265 goto done;
1266 }
1267
1268 if (name_types.ids[0] != SID_NAME_USER) {
1269 DEBUG(0, ("%s is not a user account (type=%d)\n", acct_name,
1270 name_types.ids[0]));
1271 status = NT_STATUS_INVALID_WORKSTATION;
1272 goto done;
1273 }
1274
1275 user_rid = user_rids.ids[0];
1276
1277 /* Open handle on user */
1278
1279 status = rpccli_samr_OpenUser(pipe_hnd, mem_ctx,
1280 &domain_pol,
1281 SEC_FLAG_MAXIMUM_ALLOWED,
1282 user_rid,
1283 &user_pol);
1284 if (!NT_STATUS_IS_OK(status)) {
1285 goto done;
1286 }
1287
1288 /* Get user info */
1289
1290 status = rpccli_samr_QueryUserInfo(pipe_hnd, mem_ctx,
1291 &user_pol,
1292 16,
1293 &info);
1294 if (!NT_STATUS_IS_OK(status)) {
1295 rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
1296 goto done;
1297 }
1298
1299 /* now disable and setuser info */
1300
1301 info->info16.acct_flags |= ACB_DISABLED;
1302
1303 status = rpccli_samr_SetUserInfo(pipe_hnd, mem_ctx,
1304 &user_pol,
1305 16,
1306 info);
1307
1308 rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
1309
1310 done:
1311 if (pipe_hnd) {
1312 if (is_valid_policy_hnd(&domain_pol)) {
1313 rpccli_samr_Close(pipe_hnd, mem_ctx, &domain_pol);
1314 }
1315 if (is_valid_policy_hnd(&sam_pol)) {
1316 rpccli_samr_Close(pipe_hnd, mem_ctx, &sam_pol);
1317 }
1318 TALLOC_FREE(pipe_hnd);
1319 }
1320
1321 if (cli) {
1322 cli_shutdown(cli);
1323 }
1324
1325 return status;
1326 }
1327
1328 /****************************************************************
1329 ****************************************************************/
1330
1331 static WERROR do_join_modify_vals_config(struct libnet_JoinCtx *r)
1332 {
1333 WERROR werr;
1334 struct smbconf_ctx *ctx;
1335
1336 werr = smbconf_init_reg(r, &ctx, NULL);
1337 if (!W_ERROR_IS_OK(werr)) {
1338 goto done;
1339 }
1340
1341 if (!(r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE)) {
1342
1343 werr = smbconf_set_global_parameter(ctx, "security", "user");
1344 W_ERROR_NOT_OK_GOTO_DONE(werr);
1345
1346 werr = smbconf_set_global_parameter(ctx, "workgroup",
1347 r->in.domain_name);
1348
1349 smbconf_delete_global_parameter(ctx, "realm");
1350 goto done;
1351 }
1352
1353 werr = smbconf_set_global_parameter(ctx, "security", "domain");
1354 W_ERROR_NOT_OK_GOTO_DONE(werr);
1355
1356 werr = smbconf_set_global_parameter(ctx, "workgroup",
1357 r->out.netbios_domain_name);
1358 W_ERROR_NOT_OK_GOTO_DONE(werr);
1359
1360 if (r->out.domain_is_ad) {
1361 werr = smbconf_set_global_parameter(ctx, "security", "ads");
1362 W_ERROR_NOT_OK_GOTO_DONE(werr);
1363
1364 werr = smbconf_set_global_parameter(ctx, "realm",
1365 r->out.dns_domain_name);
1366 W_ERROR_NOT_OK_GOTO_DONE(werr);
1367 }
1368
1369 done:
1370 smbconf_shutdown(ctx);
1371 return werr;
1372 }
1373
1374 /****************************************************************
1375 ****************************************************************/
1376
1377 static WERROR do_unjoin_modify_vals_config(struct libnet_UnjoinCtx *r)
1378 {
1379 WERROR werr = WERR_OK;
1380 struct smbconf_ctx *ctx;
1381
1382 werr = smbconf_init_reg(r, &ctx, NULL);
1383 if (!W_ERROR_IS_OK(werr)) {
1384 goto done;
1385 }
1386
1387 if (r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
1388
1389 werr = smbconf_set_global_parameter(ctx, "security", "user");
1390 W_ERROR_NOT_OK_GOTO_DONE(werr);
1391
1392 werr = smbconf_delete_global_parameter(ctx, "workgroup");
1393 W_ERROR_NOT_OK_GOTO_DONE(werr);
1394
1395 smbconf_delete_global_parameter(ctx, "realm");
1396 }
1397
1398 done:
1399 smbconf_shutdown(ctx);
1400 return werr;
1401 }
1402
1403 /****************************************************************
1404 ****************************************************************/
1405
1406 static WERROR do_JoinConfig(struct libnet_JoinCtx *r)
1407 {
1408 WERROR werr;
1409
1410 if (!W_ERROR_IS_OK(r->out.result)) {
1411 return r->out.result;
1412 }
1413
1414 if (!r->in.modify_config) {
1415 return WERR_OK;
1416 }
1417
1418 werr = do_join_modify_vals_config(r);
1419 if (!W_ERROR_IS_OK(werr)) {
1420 return werr;
1421 }
1422
1423 lp_load(get_dyn_CONFIGFILE(),true,false,false,true);
1424
1425 r->out.modified_config = true;
1426 r->out.result = werr;
1427
1428 return werr;
1429 }
1430
1431 /****************************************************************
1432 ****************************************************************/
1433
1434 static WERROR libnet_unjoin_config(struct libnet_UnjoinCtx *r)
1435 {
1436 WERROR werr;
1437
1438 if (!W_ERROR_IS_OK(r->out.result)) {
1439 return r->out.result;
1440 }
1441
1442 if (!r->in.modify_config) {
1443 return WERR_OK;
1444 }
1445
1446 werr = do_unjoin_modify_vals_config(r);
1447 if (!W_ERROR_IS_OK(werr)) {
1448 return werr;
1449 }
1450
1451 lp_load(get_dyn_CONFIGFILE(),true,false,false,true);
1452
1453 r->out.modified_config = true;
1454 r->out.result = werr;
1455
1456 return werr;
1457 }
1458
1459 /****************************************************************
1460 ****************************************************************/
1461
1462 static bool libnet_parse_domain_dc(TALLOC_CTX *mem_ctx,
1463 const char *domain_str,
1464 const char **domain_p,
1465 const char **dc_p)
1466 {
1467 char *domain = NULL;
1468 char *dc = NULL;
1469 const char *p = NULL;
1470
1471 if (!domain_str || !domain_p || !dc_p) {
1472 return false;
1473 }
1474
1475 p = strchr_m(domain_str, '\\');
1476
1477 if (p != NULL) {
1478 domain = talloc_strndup(mem_ctx, domain_str,
1479 PTR_DIFF(p, domain_str));
1480 dc = talloc_strdup(mem_ctx, p+1);
1481 if (!dc) {
1482 return false;
1483 }
1484 } else {
1485 domain = talloc_strdup(mem_ctx, domain_str);
1486 dc = NULL;
1487 }
1488 if (!domain) {
1489 return false;
1490 }
1491
1492 *domain_p = domain;
1493
1494 if (!*dc_p && dc) {
1495 *dc_p = dc;
1496 }
1497
1498 return true;
1499 }
1500
1501 /****************************************************************
1502 ****************************************************************/
1503
1504 static WERROR libnet_join_pre_processing(TALLOC_CTX *mem_ctx,
1505 struct libnet_JoinCtx *r)
1506 {
1507 if (!r->in.domain_name) {
1508 libnet_join_set_error_string(mem_ctx, r,
1509 "No domain name defined");
1510 return WERR_INVALID_PARAM;
1511 }
1512
1513 if (!libnet_parse_domain_dc(mem_ctx, r->in.domain_name,
1514 &r->in.domain_name,
1515 &r->in.dc_name)) {
1516 libnet_join_set_error_string(mem_ctx, r,
1517 "Failed to parse domain name");
1518 return WERR_INVALID_PARAM;
1519 }
1520
1521 if (IS_DC) {
1522 return WERR_SETUP_DOMAIN_CONTROLLER;
1523 }
1524
1525 if (!secrets_init()) {
1526 libnet_join_set_error_string(mem_ctx, r,
1527 "Unable to open secrets database");
1528 return WERR_CAN_NOT_COMPLETE;
1529 }
1530
1531 return WERR_OK;
1532 }
1533
1534 /****************************************************************
1535 ****************************************************************/
1536
1537 static void libnet_join_add_dom_rids_to_builtins(struct dom_sid *domain_sid)
1538 {
1539 NTSTATUS status;
1540
1541 /* Try adding dom admins to builtin\admins. Only log failures. */
1542 status = create_builtin_administrators(domain_sid);
1543 if (NT_STATUS_EQUAL(status, NT_STATUS_PROTOCOL_UNREACHABLE)) {
1544 DEBUG(10,("Unable to auto-add domain administrators to "
1545 "BUILTIN\\Administrators during join because "
1546 "winbindd must be running."));
1547 } else if (!NT_STATUS_IS_OK(status)) {
1548 DEBUG(5, ("Failed to auto-add domain administrators to "
1549 "BUILTIN\\Administrators during join: %s\n",
1550 nt_errstr(status)));
1551 }
1552
1553 /* Try adding dom users to builtin\users. Only log failures. */
1554 status = create_builtin_users(domain_sid);
1555 if (NT_STATUS_EQUAL(status, NT_STATUS_PROTOCOL_UNREACHABLE)) {
1556 DEBUG(10,("Unable to auto-add domain users to BUILTIN\\users "
1557 "during join because winbindd must be running."));
1558 } else if (!NT_STATUS_IS_OK(status)) {
1559 DEBUG(5, ("Failed to auto-add domain administrators to "
1560 "BUILTIN\\Administrators during join: %s\n",
1561 nt_errstr(status)));
1562 }
1563 }
1564
1565 /****************************************************************
1566 ****************************************************************/
1567
1568 static WERROR libnet_join_post_processing(TALLOC_CTX *mem_ctx,
1569 struct libnet_JoinCtx *r)
1570 {
1571 WERROR werr;
1572
1573 if (!W_ERROR_IS_OK(r->out.result)) {
1574 return r->out.result;
1575 }
1576
1577 werr = do_JoinConfig(r);
1578 if (!W_ERROR_IS_OK(werr)) {
1579 return werr;
1580 }
1581
1582 if (!(r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE)) {
1583 return WERR_OK;
1584 }
1585
1586 saf_join_store(r->out.netbios_domain_name, r->in.dc_name);
1587 if (r->out.dns_domain_name) {
1588 saf_join_store(r->out.dns_domain_name, r->in.dc_name);
1589 }
1590
1591 #ifdef WITH_ADS
1592 if (r->out.domain_is_ad &&
1593 !(r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_UNSECURE)) {
1594 ADS_STATUS ads_status;
1595
1596 ads_status = libnet_join_post_processing_ads(mem_ctx, r);
1597 if (!ADS_ERR_OK(ads_status)) {
1598 return WERR_GENERAL_FAILURE;
1599 }
1600 }
1601 #endif /* WITH_ADS */
1602
1603 libnet_join_add_dom_rids_to_builtins(r->out.domain_sid);
1604
1605 return WERR_OK;
1606 }
1607
1608 /****************************************************************
1609 ****************************************************************/
1610
1611 static int libnet_destroy_JoinCtx(struct libnet_JoinCtx *r)
1612 {
1613 const char *krb5_cc_env = NULL;
1614
1615 if (r->in.ads) {
1616 ads_destroy(&r->in.ads);
1617 }
1618
1619 krb5_cc_env = getenv(KRB5_ENV_CCNAME);
1620 if (krb5_cc_env && StrCaseCmp(krb5_cc_env, "MEMORY:libnetjoin")) {
1621 unsetenv(KRB5_ENV_CCNAME);
1622 }
1623
1624 return 0;
1625 }
1626
1627 /****************************************************************
1628 ****************************************************************/
1629
1630 static int libnet_destroy_UnjoinCtx(struct libnet_UnjoinCtx *r)
1631 {
1632 const char *krb5_cc_env = NULL;
1633
1634 if (r->in.ads) {
1635 ads_destroy(&r->in.ads);
1636 }
1637
1638 krb5_cc_env = getenv(KRB5_ENV_CCNAME);
1639 if (krb5_cc_env && StrCaseCmp(krb5_cc_env, "MEMORY:libnetjoin")) {
1640 unsetenv(KRB5_ENV_CCNAME);
1641 }
1642
1643 return 0;
1644 }
1645
1646 /****************************************************************
1647 ****************************************************************/
1648
1649 WERROR libnet_init_JoinCtx(TALLOC_CTX *mem_ctx,
1650 struct libnet_JoinCtx **r)
1651 {
1652 struct libnet_JoinCtx *ctx;
1653 const char *krb5_cc_env = NULL;
1654
1655 ctx = talloc_zero(mem_ctx, struct libnet_JoinCtx);
1656 if (!ctx) {
1657 return WERR_NOMEM;
1658 }
1659
1660 talloc_set_destructor(ctx, libnet_destroy_JoinCtx);
1661
1662 ctx->in.machine_name = talloc_strdup(mem_ctx, global_myname());
1663 W_ERROR_HAVE_NO_MEMORY(ctx->in.machine_name);
1664
1665 krb5_cc_env = getenv(KRB5_ENV_CCNAME);
1666 if (!krb5_cc_env || (strlen(krb5_cc_env) == 0)) {
1667 krb5_cc_env = talloc_strdup(mem_ctx, "MEMORY:libnetjoin");
1668 W_ERROR_HAVE_NO_MEMORY(krb5_cc_env);
1669 setenv(KRB5_ENV_CCNAME, krb5_cc_env, 1);
1670 }
1671
1672 ctx->in.secure_channel_type = SEC_CHAN_WKSTA;
1673
1674 *r = ctx;
1675
1676 return WERR_OK;
1677 }
1678
1679 /****************************************************************
1680 ****************************************************************/
1681
1682 WERROR libnet_init_UnjoinCtx(TALLOC_CTX *mem_ctx,
1683 struct libnet_UnjoinCtx **r)
1684 {
1685 struct libnet_UnjoinCtx *ctx;
1686 const char *krb5_cc_env = NULL;
1687
1688 ctx = talloc_zero(mem_ctx, struct libnet_UnjoinCtx);
1689 if (!ctx) {
1690 return WERR_NOMEM;
1691 }
1692
1693 talloc_set_destructor(ctx, libnet_destroy_UnjoinCtx);
1694
1695 ctx->in.machine_name = talloc_strdup(mem_ctx, global_myname());
1696 W_ERROR_HAVE_NO_MEMORY(ctx->in.machine_name);
1697
1698 krb5_cc_env = getenv(KRB5_ENV_CCNAME);
1699 if (!krb5_cc_env || (strlen(krb5_cc_env) == 0)) {
1700 krb5_cc_env = talloc_strdup(mem_ctx, "MEMORY:libnetjoin");
1701 W_ERROR_HAVE_NO_MEMORY(krb5_cc_env);
1702 setenv(KRB5_ENV_CCNAME, krb5_cc_env, 1);
1703 }
1704
1705 *r = ctx;
1706
1707 return WERR_OK;
1708 }
1709
1710 /****************************************************************
1711 ****************************************************************/
1712
1713 static WERROR libnet_join_check_config(TALLOC_CTX *mem_ctx,
1714 struct libnet_JoinCtx *r)
1715 {
1716 bool valid_security = false;
1717 bool valid_workgroup = false;
1718 bool valid_realm = false;
1719
1720 /* check if configuration is already set correctly */
1721
1722 valid_workgroup = strequal(lp_workgroup(), r->out.netbios_domain_name);
1723
1724 switch (r->out.domain_is_ad) {
1725 case false:
1726 valid_security = (lp_security() == SEC_DOMAIN);
1727 if (valid_workgroup && valid_security) {
1728 /* nothing to be done */
1729 return WERR_OK;
1730 }
1731 break;
1732 case true:
1733 valid_realm = strequal(lp_realm(), r->out.dns_domain_name);
1734 switch (lp_security()) {
1735 case SEC_DOMAIN:
1736 case SEC_ADS:
1737 valid_security = true;
1738 }
1739
1740 if (valid_workgroup && valid_realm && valid_security) {
1741 /* nothing to be done */
1742 return WERR_OK;
1743 }
1744 break;
1745 }
1746
1747 /* check if we are supposed to manipulate configuration */
1748
1749 if (!r->in.modify_config) {
1750
1751 char *wrong_conf = talloc_strdup(mem_ctx, "");
1752
1753 if (!valid_workgroup) {
1754 wrong_conf = talloc_asprintf_append(wrong_conf,
1755 "\"workgroup\" set to '%s', should be '%s'",
1756 lp_workgroup(), r->out.netbios_domain_name);
1757 W_ERROR_HAVE_NO_MEMORY(wrong_conf);
1758 }
1759
1760 if (!valid_realm) {
1761 wrong_conf = talloc_asprintf_append(wrong_conf,
1762 "\"realm\" set to '%s', should be '%s'",
1763 lp_realm(), r->out.dns_domain_name);
1764 W_ERROR_HAVE_NO_MEMORY(wrong_conf);
1765 }
1766
1767 if (!valid_security) {
1768 const char *sec = NULL;
1769 switch (lp_security()) {
1770 case SEC_SHARE: sec = "share"; break;
1771 case SEC_USER: sec = "user"; break;
1772 case SEC_DOMAIN: sec = "domain"; break;
1773 case SEC_ADS: sec = "ads"; break;
1774 }
1775 wrong_conf = talloc_asprintf_append(wrong_conf,
1776 "\"security\" set to '%s', should be %s",
1777 sec, r->out.domain_is_ad ?
1778 "either 'domain' or 'ads'" : "'domain'");
1779 W_ERROR_HAVE_NO_MEMORY(wrong_conf);
1780 }
1781
1782 libnet_join_set_error_string(mem_ctx, r,
1783 "Invalid configuration (%s) and configuration modification "
1784 "was not requested", wrong_conf);
1785 return WERR_CAN_NOT_COMPLETE;
1786 }
1787
1788 /* check if we are able to manipulate configuration */
1789
1790 if (!lp_config_backend_is_registry()) {
1791 libnet_join_set_error_string(mem_ctx, r,
1792 "Configuration manipulation requested but not "
1793 "supported by backend");
1794 return WERR_NOT_SUPPORTED;
1795 }
1796
1797 return WERR_OK;
1798 }
1799
1800 /****************************************************************
1801 ****************************************************************/
1802
1803 static WERROR libnet_DomainJoin(TALLOC_CTX *mem_ctx,
1804 struct libnet_JoinCtx *r)
1805 {
1806 NTSTATUS status;
1807 WERROR werr;
1808 struct cli_state *cli = NULL;
1809 #ifdef WITH_ADS
1810 ADS_STATUS ads_status;
1811 #endif /* WITH_ADS */
1812
1813 if (!r->in.dc_name) {
1814 struct netr_DsRGetDCNameInfo *info;
1815 const char *dc;
1816 status = dsgetdcname(mem_ctx,
1817 r->in.msg_ctx,
1818 r->in.domain_name,
1819 NULL,
1820 NULL,
1821 DS_FORCE_REDISCOVERY |
1822 DS_DIRECTORY_SERVICE_REQUIRED |
1823 DS_WRITABLE_REQUIRED |
1824 DS_RETURN_DNS_NAME,
1825 &info);
1826 if (!NT_STATUS_IS_OK(status)) {
1827 libnet_join_set_error_string(mem_ctx, r,
1828 "failed to find DC for domain %s",
1829 r->in.domain_name,
1830 get_friendly_nt_error_msg(status));
1831 return WERR_DC_NOT_FOUND;
1832 }
1833
1834 dc = strip_hostname(info->dc_unc);
1835 r->in.dc_name = talloc_strdup(mem_ctx, dc);
1836 W_ERROR_HAVE_NO_MEMORY(r->in.dc_name);
1837 }
1838
1839 status = libnet_join_lookup_dc_rpc(mem_ctx, r, &cli);
1840 if (!NT_STATUS_IS_OK(status)) {
1841 libnet_join_set_error_string(mem_ctx, r,
1842 "failed to lookup DC info for domain '%s' over rpc: %s",
1843 r->in.domain_name, get_friendly_nt_error_msg(status));
1844 return ntstatus_to_werror(status);
1845 }
1846
1847 werr = libnet_join_check_config(mem_ctx, r);
1848 if (!W_ERROR_IS_OK(werr)) {
1849 goto done;
1850 }
1851
1852 #ifdef WITH_ADS
1853 if (r->out.domain_is_ad && r->in.account_ou &&
1854 !(r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_UNSECURE)) {
1855
1856 ads_status = libnet_join_connect_ads(mem_ctx, r);
1857 if (!ADS_ERR_OK(ads_status)) {
1858 return WERR_DEFAULT_JOIN_REQUIRED;
1859 }
1860
1861 ads_status = libnet_join_precreate_machine_acct(mem_ctx, r);
1862 if (!ADS_ERR_OK(ads_status)) {
1863 libnet_join_set_error_string(mem_ctx, r,
1864 "failed to precreate account in ou %s: %s",
1865 r->in.account_ou,
1866 ads_errstr(ads_status));
1867 return WERR_DEFAULT_JOIN_REQUIRED;
1868 }
1869
1870 r->in.join_flags &= ~WKSSVC_JOIN_FLAGS_ACCOUNT_CREATE;
1871 }
1872 #endif /* WITH_ADS */
1873
1874 if ((r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_UNSECURE) &&
1875 (r->in.join_flags & WKSSVC_JOIN_FLAGS_MACHINE_PWD_PASSED)) {
1876 status = libnet_join_joindomain_rpc_unsecure(mem_ctx, r, cli);
1877 } else {
1878 status = libnet_join_joindomain_rpc(mem_ctx, r, cli);
1879 }
1880 if (!NT_STATUS_IS_OK(status)) {
1881 libnet_join_set_error_string(mem_ctx, r,
1882 "failed to join domain '%s' over rpc: %s",
1883 r->in.domain_name, get_friendly_nt_error_msg(status));
1884 if (NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
1885 return WERR_SETUP_ALREADY_JOINED;
1886 }
1887 werr = ntstatus_to_werror(status);
1888 goto done;
1889 }
1890
1891 if (!libnet_join_joindomain_store_secrets(mem_ctx, r)) {
1892 werr = WERR_SETUP_NOT_JOINED;
1893 goto done;
1894 }
1895
1896 werr = WERR_OK;
1897
1898 done:
1899 if (cli) {
1900 cli_shutdown(cli);
1901 }
1902
1903 return werr;
1904 }
1905
1906 /****************************************************************
1907 ****************************************************************/
1908
1909 static WERROR libnet_join_rollback(TALLOC_CTX *mem_ctx,
1910 struct libnet_JoinCtx *r)
1911 {
1912 WERROR werr;
1913 struct libnet_UnjoinCtx *u = NULL;
1914
1915 werr = libnet_init_UnjoinCtx(mem_ctx, &u);
1916 if (!W_ERROR_IS_OK(werr)) {
1917 return werr;
1918 }
1919
1920 u->in.debug = r->in.debug;
1921 u->in.dc_name = r->in.dc_name;
1922 u->in.domain_name = r->in.domain_name;
1923 u->in.admin_account = r->in.admin_account;
1924 u->in.admin_password = r->in.admin_password;
1925 u->in.modify_config = r->in.modify_config;
1926 u->in.unjoin_flags = WKSSVC_JOIN_FLAGS_JOIN_TYPE |
1927 WKSSVC_JOIN_FLAGS_ACCOUNT_DELETE;
1928
1929 werr = libnet_Unjoin(mem_ctx, u);
1930 TALLOC_FREE(u);
1931
1932 return werr;
1933 }
1934
1935 /****************************************************************
1936 ****************************************************************/
1937
1938 WERROR libnet_Join(TALLOC_CTX *mem_ctx,
1939 struct libnet_JoinCtx *r)
1940 {
1941 WERROR werr;
1942
1943 if (r->in.debug) {
1944 LIBNET_JOIN_IN_DUMP_CTX(mem_ctx, r);
1945 }
1946
1947 werr = libnet_join_pre_processing(mem_ctx, r);
1948 if (!W_ERROR_IS_OK(werr)) {
1949 goto done;
1950 }
1951
1952 if (r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
1953 werr = libnet_DomainJoin(mem_ctx, r);
1954 if (!W_ERROR_IS_OK(werr)) {
1955 goto done;
1956 }
1957 }
1958
1959 werr = libnet_join_post_processing(mem_ctx, r);
1960 if (!W_ERROR_IS_OK(werr)) {
1961 goto done;
1962 }
1963
1964 if (r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
1965 werr = libnet_join_post_verify(mem_ctx, r);
1966 if (!W_ERROR_IS_OK(werr)) {
1967 libnet_join_rollback(mem_ctx, r);
1968 }
1969 }
1970
1971 done:
1972 r->out.result = werr;
1973
1974 if (r->in.debug) {
1975 LIBNET_JOIN_OUT_DUMP_CTX(mem_ctx, r);
1976 }
1977 return werr;
1978 }
1979
1980 /****************************************************************
1981 ****************************************************************/
1982
1983 static WERROR libnet_DomainUnjoin(TALLOC_CTX *mem_ctx,
1984 struct libnet_UnjoinCtx *r)
1985 {
1986 NTSTATUS status;
1987
1988 if (!r->in.domain_sid) {
1989 struct dom_sid sid;
1990 if (!secrets_fetch_domain_sid(lp_workgroup(), &sid)) {
1991 libnet_unjoin_set_error_string(mem_ctx, r,
1992 "Unable to fetch domain sid: are we joined?");
1993 return WERR_SETUP_NOT_JOINED;
1994 }
1995 r->in.domain_sid = sid_dup_talloc(mem_ctx, &sid);
1996 W_ERROR_HAVE_NO_MEMORY(r->in.domain_sid);
1997 }
1998
1999 if (!(r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_ACCOUNT_DELETE) &&
2000 !r->in.delete_machine_account) {
2001 libnet_join_unjoindomain_remove_secrets(mem_ctx, r);
2002 return WERR_OK;
2003 }
2004
2005 if (!r->in.dc_name) {
2006 struct netr_DsRGetDCNameInfo *info;
2007 const char *dc;
2008 status = dsgetdcname(mem_ctx,
2009 r->in.msg_ctx,
2010 r->in.domain_name,
2011 NULL,
2012 NULL,
2013 DS_DIRECTORY_SERVICE_REQUIRED |
2014 DS_WRITABLE_REQUIRED |
2015 DS_RETURN_DNS_NAME,
2016 &info);
2017 if (!NT_STATUS_IS_OK(status)) {
2018 libnet_unjoin_set_error_string(mem_ctx, r,
2019 "failed to find DC for domain %s",
2020 r->in.domain_name,
2021 get_friendly_nt_error_msg(status));
2022 return WERR_DC_NOT_FOUND;
2023 }
2024
2025 dc = strip_hostname(info->dc_unc);
2026 r->in.dc_name = talloc_strdup(mem_ctx, dc);
2027 W_ERROR_HAVE_NO_MEMORY(r->in.dc_name);
2028 }
2029
2030 #ifdef WITH_ADS
2031 /* for net ads leave, try to delete the account. If it works,
2032 no sense in disabling. If it fails, we can still try to
2033 disable it. jmcd */
2034
2035 if (r->in.delete_machine_account) {
2036 ADS_STATUS ads_status;
2037 ads_status = libnet_unjoin_connect_ads(mem_ctx, r);
2038 if (ADS_ERR_OK(ads_status)) {
2039 /* dirty hack */
2040 r->out.dns_domain_name =
2041 talloc_strdup(mem_ctx,
2042 r->in.ads->server.realm);
2043 ads_status =
2044 libnet_unjoin_remove_machine_acct(mem_ctx, r);
2045 }
2046 if (!ADS_ERR_OK(ads_status)) {
2047 libnet_unjoin_set_error_string(mem_ctx, r,
2048 "failed to remove machine account from AD: %s",
2049 ads_errstr(ads_status));
2050 } else {
2051 r->out.deleted_machine_account = true;
2052 W_ERROR_HAVE_NO_MEMORY(r->out.dns_domain_name);
2053 libnet_join_unjoindomain_remove_secrets(mem_ctx, r);
2054 return WERR_OK;
2055 }
2056 }
2057 #endif /* WITH_ADS */
2058
2059 /* The WKSSVC_JOIN_FLAGS_ACCOUNT_DELETE flag really means
2060 "disable". */
2061 if (r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_ACCOUNT_DELETE) {
2062 status = libnet_join_unjoindomain_rpc(mem_ctx, r);
2063 if (!NT_STATUS_IS_OK(status)) {
2064 libnet_unjoin_set_error_string(mem_ctx, r,
2065 "failed to disable machine account via rpc: %s",
2066 get_friendly_nt_error_msg(status));
2067 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
2068 return WERR_SETUP_NOT_JOINED;
2069 }
2070 return ntstatus_to_werror(status);
2071 }
2072
2073 r->out.disabled_machine_account = true;
2074 }
2075
2076 /* If disable succeeded or was not requested at all, we
2077 should be getting rid of our end of things */
2078
2079 libnet_join_unjoindomain_remove_secrets(mem_ctx, r);
2080
2081 return WERR_OK;
2082 }
2083
2084 /****************************************************************
2085 ****************************************************************/
2086
2087 static WERROR libnet_unjoin_pre_processing(TALLOC_CTX *mem_ctx,
2088 struct libnet_UnjoinCtx *r)
2089 {
2090 if (!r->in.domain_name) {
2091 libnet_unjoin_set_error_string(mem_ctx, r,
2092 "No domain name defined");
2093 return WERR_INVALID_PARAM;
2094 }
2095
2096 if (!libnet_parse_domain_dc(mem_ctx, r->in.domain_name,
2097 &r->in.domain_name,
2098 &r->in.dc_name)) {
2099 libnet_unjoin_set_error_string(mem_ctx, r,
2100 "Failed to parse domain name");
2101 return WERR_INVALID_PARAM;
2102 }
2103
2104 if (IS_DC) {
2105 return WERR_SETUP_DOMAIN_CONTROLLER;
2106 }
2107
2108 if (!secrets_init()) {
2109 libnet_unjoin_set_error_string(mem_ctx, r,
2110 "Unable to open secrets database");
2111 return WERR_CAN_NOT_COMPLETE;
2112 }
2113
2114 return WERR_OK;
2115 }
2116
2117 /****************************************************************
2118 ****************************************************************/
2119
2120 static WERROR libnet_unjoin_post_processing(TALLOC_CTX *mem_ctx,
2121 struct libnet_UnjoinCtx *r)
2122 {
2123 saf_delete(r->out.netbios_domain_name);
2124 saf_delete(r->out.dns_domain_name);
2125
2126 return libnet_unjoin_config(r);
2127 }
2128
2129 /****************************************************************
2130 ****************************************************************/
2131
2132 WERROR libnet_Unjoin(TALLOC_CTX *mem_ctx,
2133 struct libnet_UnjoinCtx *r)
2134 {
2135 WERROR werr;
2136
2137 if (r->in.debug) {
2138 LIBNET_UNJOIN_IN_DUMP_CTX(mem_ctx, r);
2139 }
2140
2141 werr = libnet_unjoin_pre_processing(mem_ctx, r);
2142 if (!W_ERROR_IS_OK(werr)) {
2143 goto done;
2144 }
2145
2146 if (r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
2147 werr = libnet_DomainUnjoin(mem_ctx, r);
2148 if (!W_ERROR_IS_OK(werr)) {
2149 libnet_unjoin_config(r);
2150 goto done;
2151 }
2152 }
2153
2154 werr = libnet_unjoin_post_processing(mem_ctx, r);
2155 if (!W_ERROR_IS_OK(werr)) {
2156 goto done;
2157 }
2158
2159 done:
2160 r->out.result = werr;
2161
2162 if (r->in.debug) {
2163 LIBNET_UNJOIN_OUT_DUMP_CTX(mem_ctx, r);
2164 }
2165
2166 return werr;
2167 }
aatanasov's samba4 branch