2 * Unix SMB/CIFS implementation.
4 * Copyright (C) Gerald (Jerry) Carter 2006
5 * Copyright (C) Guenther Deschner 2007-2008
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.
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.
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/>.
22 #include "libnet/libnet.h"
24 /****************************************************************
25 ****************************************************************/
27 #define LIBNET_JOIN_DUMP_CTX(ctx, r, f) \
30 str = NDR_PRINT_FUNCTION_STRING(ctx, libnet_JoinCtx, f, r); \
31 DEBUG(1,("libnet_Join:\n%s", str)); \
35 #define LIBNET_JOIN_IN_DUMP_CTX(ctx, r) \
36 LIBNET_JOIN_DUMP_CTX(ctx, r, NDR_IN | NDR_SET_VALUES)
37 #define LIBNET_JOIN_OUT_DUMP_CTX(ctx, r) \
38 LIBNET_JOIN_DUMP_CTX(ctx, r, NDR_OUT)
40 #define LIBNET_UNJOIN_DUMP_CTX(ctx, r, f) \
43 str = NDR_PRINT_FUNCTION_STRING(ctx, libnet_UnjoinCtx, f, r); \
44 DEBUG(1,("libnet_Unjoin:\n%s", str)); \
48 #define LIBNET_UNJOIN_IN_DUMP_CTX(ctx, r) \
49 LIBNET_UNJOIN_DUMP_CTX(ctx, r, NDR_IN | NDR_SET_VALUES)
50 #define LIBNET_UNJOIN_OUT_DUMP_CTX(ctx, r) \
51 LIBNET_UNJOIN_DUMP_CTX(ctx, r, NDR_OUT)
53 #define W_ERROR_NOT_OK_GOTO_DONE(x) do { \
54 if (!W_ERROR_IS_OK(x)) {\
59 /****************************************************************
60 ****************************************************************/
62 static void libnet_join_set_error_string(TALLOC_CTX *mem_ctx,
63 struct libnet_JoinCtx *r,
64 const char *format, ...)
68 if (r->out.error_string) {
72 va_start(args, format);
73 r->out.error_string = talloc_vasprintf(mem_ctx, format, args);
77 /****************************************************************
78 ****************************************************************/
80 static void libnet_unjoin_set_error_string(TALLOC_CTX *mem_ctx,
81 struct libnet_UnjoinCtx *r,
82 const char *format, ...)
86 if (r->out.error_string) {
90 va_start(args, format);
91 r->out.error_string = talloc_vasprintf(mem_ctx, format, args);
97 /****************************************************************
98 ****************************************************************/
100 static ADS_STATUS libnet_connect_ads(const char *dns_domain_name,
101 const char *netbios_domain_name,
103 const char *user_name,
104 const char *password,
108 ADS_STRUCT *my_ads = NULL;
110 my_ads = ads_init(dns_domain_name,
114 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
118 SAFE_FREE(my_ads->auth.user_name);
119 my_ads->auth.user_name = SMB_STRDUP(user_name);
123 SAFE_FREE(my_ads->auth.password);
124 my_ads->auth.password = SMB_STRDUP(password);
127 status = ads_connect(my_ads);
128 if (!ADS_ERR_OK(status)) {
129 ads_destroy(&my_ads);
137 /****************************************************************
138 ****************************************************************/
140 static ADS_STATUS libnet_join_connect_ads(TALLOC_CTX *mem_ctx,
141 struct libnet_JoinCtx *r)
145 status = libnet_connect_ads(r->in.domain_name,
149 r->in.admin_password,
151 if (!ADS_ERR_OK(status)) {
152 libnet_join_set_error_string(mem_ctx, r,
153 "failed to connect to AD: %s",
158 if (!r->out.netbios_domain_name) {
159 r->out.netbios_domain_name = talloc_strdup(mem_ctx,
160 r->in.ads->server.workgroup);
161 ADS_ERROR_HAVE_NO_MEMORY(r->out.netbios_domain_name);
164 if (!r->out.dns_domain_name) {
165 r->out.dns_domain_name = talloc_strdup(mem_ctx,
166 r->in.ads->config.realm);
167 ADS_ERROR_HAVE_NO_MEMORY(r->out.dns_domain_name);
170 r->out.domain_is_ad = true;
175 /****************************************************************
176 ****************************************************************/
178 static ADS_STATUS libnet_unjoin_connect_ads(TALLOC_CTX *mem_ctx,
179 struct libnet_UnjoinCtx *r)
183 status = libnet_connect_ads(r->in.domain_name,
187 r->in.admin_password,
189 if (!ADS_ERR_OK(status)) {
190 libnet_unjoin_set_error_string(mem_ctx, r,
191 "failed to connect to AD: %s",
198 /****************************************************************
199 join a domain using ADS (LDAP mods)
200 ****************************************************************/
202 static ADS_STATUS libnet_join_precreate_machine_acct(TALLOC_CTX *mem_ctx,
203 struct libnet_JoinCtx *r)
206 LDAPMessage *res = NULL;
207 const char *attrs[] = { "dn", NULL };
210 status = ads_search_dn(r->in.ads, &res, r->in.account_ou, attrs);
211 if (!ADS_ERR_OK(status)) {
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);
220 ads_msgfree(r->in.ads, res);
222 /* Attempt to create the machine account and bail if this fails.
223 Assume that the admin wants exactly what they requested */
225 status = ads_create_machine_acct(r->in.ads,
229 if (ADS_ERR_OK(status)) {
230 DEBUG(1,("machine account creation created\n"));
232 } else if ((status.error_type == ENUM_ADS_ERROR_LDAP) &&
233 (status.err.rc == LDAP_ALREADY_EXISTS)) {
234 status = ADS_SUCCESS;
237 if (!ADS_ERR_OK(status)) {
238 DEBUG(1,("machine account creation failed\n"));
242 status = ads_move_machine_acct(r->in.ads,
246 if (!ADS_ERR_OK(status)) {
247 DEBUG(1,("failure to locate/move pre-existing "
248 "machine account\n"));
252 DEBUG(1,("The machine account %s the specified OU.\n",
253 moved ? "was moved into" : "already exists in"));
258 /****************************************************************
259 ****************************************************************/
261 static ADS_STATUS libnet_unjoin_remove_machine_acct(TALLOC_CTX *mem_ctx,
262 struct libnet_UnjoinCtx *r)
267 status = libnet_unjoin_connect_ads(mem_ctx, r);
268 if (!ADS_ERR_OK(status)) {
273 status = ads_leave_realm(r->in.ads, r->in.machine_name);
274 if (!ADS_ERR_OK(status)) {
275 libnet_unjoin_set_error_string(mem_ctx, r,
276 "failed to leave realm: %s",
284 /****************************************************************
285 ****************************************************************/
287 static ADS_STATUS libnet_join_find_machine_acct(TALLOC_CTX *mem_ctx,
288 struct libnet_JoinCtx *r)
291 LDAPMessage *res = NULL;
294 if (!r->in.machine_name) {
295 return ADS_ERROR(LDAP_NO_MEMORY);
298 status = ads_find_machine_acct(r->in.ads,
301 if (!ADS_ERR_OK(status)) {
305 if (ads_count_replies(r->in.ads, res) != 1) {
306 status = ADS_ERROR_LDAP(LDAP_NO_MEMORY);
310 dn = ads_get_dn(r->in.ads, res);
312 status = ADS_ERROR_LDAP(LDAP_NO_MEMORY);
316 r->out.dn = talloc_strdup(mem_ctx, dn);
318 status = ADS_ERROR_LDAP(LDAP_NO_MEMORY);
323 ads_msgfree(r->in.ads, res);
324 ads_memfree(r->in.ads, dn);
329 /****************************************************************
330 Set a machines dNSHostName and servicePrincipalName attributes
331 ****************************************************************/
333 static ADS_STATUS libnet_join_set_machine_spn(TALLOC_CTX *mem_ctx,
334 struct libnet_JoinCtx *r)
339 const char *spn_array[3] = {NULL, NULL, NULL};
344 status = libnet_join_find_machine_acct(mem_ctx, r);
345 if (!ADS_ERR_OK(status)) {
349 /* Windows only creates HOST/shortname & HOST/fqdn. */
351 spn = talloc_asprintf(mem_ctx, "HOST/%s", r->in.machine_name);
353 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
358 if (name_to_fqdn(my_fqdn, r->in.machine_name) &&
359 !strequal(my_fqdn, r->in.machine_name)) {
362 spn = talloc_asprintf(mem_ctx, "HOST/%s", my_fqdn);
364 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
369 mods = ads_init_mods(mem_ctx);
371 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
374 /* fields of primary importance */
376 status = ads_mod_str(mem_ctx, &mods, "dNSHostName", my_fqdn);
377 if (!ADS_ERR_OK(status)) {
378 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
381 status = ads_mod_strlist(mem_ctx, &mods, "servicePrincipalName",
383 if (!ADS_ERR_OK(status)) {
384 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
387 return ads_gen_mod(r->in.ads, r->out.dn, mods);
390 /****************************************************************
391 ****************************************************************/
393 static ADS_STATUS libnet_join_set_machine_upn(TALLOC_CTX *mem_ctx,
394 struct libnet_JoinCtx *r)
399 if (!r->in.create_upn) {
405 status = libnet_join_find_machine_acct(mem_ctx, r);
406 if (!ADS_ERR_OK(status)) {
411 r->in.upn = talloc_asprintf(mem_ctx,
414 r->out.dns_domain_name);
416 return ADS_ERROR(LDAP_NO_MEMORY);
420 /* now do the mods */
422 mods = ads_init_mods(mem_ctx);
424 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
427 /* fields of primary importance */
429 status = ads_mod_str(mem_ctx, &mods, "userPrincipalName", r->in.upn);
430 if (!ADS_ERR_OK(status)) {
431 return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
434 return ads_gen_mod(r->in.ads, r->out.dn, mods);
438 /****************************************************************
439 ****************************************************************/
441 static ADS_STATUS libnet_join_set_os_attributes(TALLOC_CTX *mem_ctx,
442 struct libnet_JoinCtx *r)
448 if (!r->in.os_name || !r->in.os_version ) {
454 status = libnet_join_find_machine_acct(mem_ctx, r);
455 if (!ADS_ERR_OK(status)) {
459 /* now do the mods */
461 mods = ads_init_mods(mem_ctx);
463 return ADS_ERROR(LDAP_NO_MEMORY);
466 os_sp = talloc_asprintf(mem_ctx, "Samba %s", SAMBA_VERSION_STRING);
468 return ADS_ERROR(LDAP_NO_MEMORY);
471 /* fields of primary importance */
473 status = ads_mod_str(mem_ctx, &mods, "operatingSystem",
475 if (!ADS_ERR_OK(status)) {
479 status = ads_mod_str(mem_ctx, &mods, "operatingSystemVersion",
481 if (!ADS_ERR_OK(status)) {
485 status = ads_mod_str(mem_ctx, &mods, "operatingSystemServicePack",
487 if (!ADS_ERR_OK(status)) {
491 return ads_gen_mod(r->in.ads, r->out.dn, mods);
494 /****************************************************************
495 ****************************************************************/
497 static bool libnet_join_create_keytab(TALLOC_CTX *mem_ctx,
498 struct libnet_JoinCtx *r)
500 if (!lp_use_kerberos_keytab()) {
504 if (!ads_keytab_create_default(r->in.ads)) {
511 /****************************************************************
512 ****************************************************************/
514 static bool libnet_join_derive_salting_principal(TALLOC_CTX *mem_ctx,
515 struct libnet_JoinCtx *r)
517 uint32_t domain_func;
519 const char *salt = NULL;
520 char *std_salt = NULL;
522 status = ads_domain_func_level(r->in.ads, &domain_func);
523 if (!ADS_ERR_OK(status)) {
524 libnet_join_set_error_string(mem_ctx, r,
525 "failed to determine domain functional level: %s",
530 /* go ahead and setup the default salt */
532 std_salt = kerberos_standard_des_salt();
534 libnet_join_set_error_string(mem_ctx, r,
535 "failed to obtain standard DES salt");
539 salt = talloc_strdup(mem_ctx, std_salt);
546 /* if it's a Windows functional domain, we have to look for the UPN */
548 if (domain_func == DS_DOMAIN_FUNCTION_2000) {
551 upn = ads_get_upn(r->in.ads, mem_ctx,
554 salt = talloc_strdup(mem_ctx, upn);
561 return kerberos_secrets_store_des_salt(salt);
564 /****************************************************************
565 ****************************************************************/
567 static ADS_STATUS libnet_join_post_processing_ads(TALLOC_CTX *mem_ctx,
568 struct libnet_JoinCtx *r)
573 status = libnet_join_connect_ads(mem_ctx, r);
574 if (!ADS_ERR_OK(status)) {
579 status = libnet_join_set_machine_spn(mem_ctx, r);
580 if (!ADS_ERR_OK(status)) {
581 libnet_join_set_error_string(mem_ctx, r,
582 "failed to set machine spn: %s",
587 status = libnet_join_set_os_attributes(mem_ctx, r);
588 if (!ADS_ERR_OK(status)) {
589 libnet_join_set_error_string(mem_ctx, r,
590 "failed to set machine os attributes: %s",
595 status = libnet_join_set_machine_upn(mem_ctx, r);
596 if (!ADS_ERR_OK(status)) {
597 libnet_join_set_error_string(mem_ctx, r,
598 "failed to set machine upn: %s",
603 if (!libnet_join_derive_salting_principal(mem_ctx, r)) {
604 return ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
607 if (!libnet_join_create_keytab(mem_ctx, r)) {
608 libnet_join_set_error_string(mem_ctx, r,
609 "failed to create kerberos keytab");
610 return ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
615 #endif /* WITH_ADS */
617 /****************************************************************
618 Store the machine password and domain SID
619 ****************************************************************/
621 static bool libnet_join_joindomain_store_secrets(TALLOC_CTX *mem_ctx,
622 struct libnet_JoinCtx *r)
624 if (!secrets_store_domain_sid(r->out.netbios_domain_name,
627 DEBUG(1,("Failed to save domain sid\n"));
631 if (!secrets_store_machine_password(r->in.machine_password,
632 r->out.netbios_domain_name,
635 DEBUG(1,("Failed to save machine password\n"));
642 /****************************************************************
644 ****************************************************************/
646 static NTSTATUS libnet_join_joindomain_rpc(TALLOC_CTX *mem_ctx,
647 struct libnet_JoinCtx *r)
649 struct cli_state *cli = NULL;
650 struct rpc_pipe_client *pipe_hnd = NULL;
651 POLICY_HND sam_pol, domain_pol, user_pol, lsa_pol;
652 NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
654 struct lsa_String lsa_acct_name;
656 uint32_t acct_flags = ACB_WSTRUST;
658 struct MD5Context md5ctx;
660 DATA_BLOB digested_session_key;
661 uchar md4_trust_password[16];
662 union lsa_PolicyInformation *info = NULL;
663 struct samr_Ids user_rids;
664 struct samr_Ids name_types;
665 union samr_UserInfo user_info;
667 if (!r->in.machine_password) {
668 r->in.machine_password = talloc_strdup(mem_ctx, generate_random_str(DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH));
669 NT_STATUS_HAVE_NO_MEMORY(r->in.machine_password);
672 status = cli_full_connection(&cli, NULL,
678 r->in.admin_password,
682 if (!NT_STATUS_IS_OK(status)) {
686 pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_LSARPC, &status);
688 DEBUG(0,("Error connecting to LSA pipe. Error was %s\n",
693 status = rpccli_lsa_open_policy(pipe_hnd, mem_ctx, true,
694 SEC_RIGHTS_MAXIMUM_ALLOWED, &lsa_pol);
695 if (!NT_STATUS_IS_OK(status)) {
699 status = rpccli_lsa_QueryInfoPolicy2(pipe_hnd, mem_ctx,
703 if (NT_STATUS_IS_OK(status)) {
704 r->out.domain_is_ad = true;
705 r->out.netbios_domain_name = info->dns.name.string;
706 r->out.dns_domain_name = info->dns.dns_domain.string;
707 r->out.domain_sid = info->dns.sid;
710 if (!NT_STATUS_IS_OK(status)) {
711 status = rpccli_lsa_QueryInfoPolicy(pipe_hnd, mem_ctx,
713 LSA_POLICY_INFO_ACCOUNT_DOMAIN,
715 if (!NT_STATUS_IS_OK(status)) {
719 r->out.netbios_domain_name = info->account_domain.name.string;
720 r->out.domain_sid = info->account_domain.sid;
723 rpccli_lsa_Close(pipe_hnd, mem_ctx, &lsa_pol);
724 cli_rpc_pipe_close(pipe_hnd);
726 /* Open the domain */
728 pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_SAMR, &status);
730 DEBUG(0,("Error connecting to SAM pipe. Error was %s\n",
735 status = rpccli_samr_Connect2(pipe_hnd, mem_ctx,
736 pipe_hnd->cli->desthost,
737 SEC_RIGHTS_MAXIMUM_ALLOWED,
739 if (!NT_STATUS_IS_OK(status)) {
743 status = rpccli_samr_OpenDomain(pipe_hnd, mem_ctx,
745 SEC_RIGHTS_MAXIMUM_ALLOWED,
748 if (!NT_STATUS_IS_OK(status)) {
752 /* Create domain user */
754 acct_name = talloc_asprintf(mem_ctx, "%s$", r->in.machine_name);
755 strlower_m(acct_name);
757 init_lsa_String(&lsa_acct_name, acct_name);
759 if (r->in.join_flags & WKSSVC_JOIN_FLAGS_ACCOUNT_CREATE) {
760 uint32_t access_desired =
761 SEC_GENERIC_READ | SEC_GENERIC_WRITE | SEC_GENERIC_EXECUTE |
762 SEC_STD_WRITE_DAC | SEC_STD_DELETE |
763 SAMR_USER_ACCESS_SET_PASSWORD |
764 SAMR_USER_ACCESS_GET_ATTRIBUTES |
765 SAMR_USER_ACCESS_SET_ATTRIBUTES;
766 uint32_t access_granted = 0;
768 /* Don't try to set any acct_flags flags other than ACB_WSTRUST */
770 DEBUG(10,("Creating account with desired access mask: %d\n",
773 status = rpccli_samr_CreateUser2(pipe_hnd, mem_ctx,
781 if (!NT_STATUS_IS_OK(status) &&
782 !NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
784 DEBUG(10,("Creation of workstation account failed: %s\n",
787 /* If NT_STATUS_ACCESS_DENIED then we have a valid
788 username/password combo but the user does not have
789 administrator access. */
791 if (NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
792 libnet_join_set_error_string(mem_ctx, r,
793 "User specified does not have "
794 "administrator privileges");
800 if (NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
801 if (!(r->in.join_flags &
802 WKSSVC_JOIN_FLAGS_DOMAIN_JOIN_IF_JOINED)) {
807 /* We *must* do this.... don't ask... */
809 if (NT_STATUS_IS_OK(status)) {
810 rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
814 status = rpccli_samr_LookupNames(pipe_hnd, mem_ctx,
820 if (!NT_STATUS_IS_OK(status)) {
824 if (name_types.ids[0] != SID_NAME_USER) {
825 DEBUG(0,("%s is not a user account (type=%d)\n",
826 acct_name, name_types.ids[0]));
827 status = NT_STATUS_INVALID_WORKSTATION;
831 user_rid = user_rids.ids[0];
833 /* Open handle on user */
835 status = rpccli_samr_OpenUser(pipe_hnd, mem_ctx,
837 SEC_RIGHTS_MAXIMUM_ALLOWED,
840 if (!NT_STATUS_IS_OK(status)) {
844 /* Create a random machine account password and generate the hash */
846 E_md4hash(r->in.machine_password, md4_trust_password);
847 encode_pw_buffer(pwbuf, r->in.machine_password, STR_UNICODE);
849 generate_random_buffer((uint8_t*)md5buffer, sizeof(md5buffer));
850 digested_session_key = data_blob_talloc(mem_ctx, 0, 16);
853 MD5Update(&md5ctx, md5buffer, sizeof(md5buffer));
854 MD5Update(&md5ctx, cli->user_session_key.data,
855 cli->user_session_key.length);
856 MD5Final(digested_session_key.data, &md5ctx);
858 SamOEMhashBlob(pwbuf, sizeof(pwbuf), &digested_session_key);
859 memcpy(&pwbuf[516], md5buffer, sizeof(md5buffer));
861 /* Fill in the additional account flags now */
863 acct_flags |= ACB_PWNOEXP;
864 if (r->out.domain_is_ad) {
865 #if !defined(ENCTYPE_ARCFOUR_HMAC)
866 acct_flags |= ACB_USE_DES_KEY_ONLY;
871 /* Set password and account flags on machine account */
873 ZERO_STRUCT(user_info.info25);
875 user_info.info25.info.fields_present = ACCT_NT_PWD_SET |
877 SAMR_FIELD_ACCT_FLAGS;
879 user_info.info25.info.acct_flags = acct_flags;
880 memcpy(&user_info.info25.password.data, pwbuf, sizeof(pwbuf));
882 status = rpccli_samr_SetUserInfo(pipe_hnd, mem_ctx,
887 if (NT_STATUS_EQUAL(status, NT_STATUS(DCERPC_FAULT_INVALID_TAG))) {
891 encode_pw_buffer(pwbuf2, r->in.machine_password, STR_UNICODE);
893 /* retry with level 24 */
894 init_samr_user_info24(&user_info.info24, pwbuf2, 24);
896 SamOEMhashBlob(user_info.info24.password.data, 516,
897 &cli->user_session_key);
899 status = rpccli_samr_SetUserInfo2(pipe_hnd, mem_ctx,
905 if (!NT_STATUS_IS_OK(status)) {
906 libnet_join_set_error_string(mem_ctx, r,
907 "Failed to set password for machine account (%s)\n",
912 rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
913 cli_rpc_pipe_close(pipe_hnd);
915 status = NT_STATUS_OK;
924 /****************************************************************
925 ****************************************************************/
927 NTSTATUS libnet_join_ok(const char *netbios_domain_name,
928 const char *machine_name,
931 uint32_t neg_flags = NETLOGON_NEG_AUTH2_FLAGS |
932 NETLOGON_NEG_SCHANNEL;
933 /* FIXME: NETLOGON_NEG_SELECT_AUTH2_FLAGS */
934 struct cli_state *cli = NULL;
935 struct rpc_pipe_client *pipe_hnd = NULL;
936 struct rpc_pipe_client *netlogon_pipe = NULL;
938 char *machine_password = NULL;
939 char *machine_account = NULL;
942 return NT_STATUS_INVALID_PARAMETER;
945 if (!secrets_init()) {
946 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
949 machine_password = secrets_fetch_machine_password(netbios_domain_name,
951 if (!machine_password) {
952 return NT_STATUS_NO_TRUST_LSA_SECRET;
955 asprintf(&machine_account, "%s$", machine_name);
956 if (!machine_account) {
957 SAFE_FREE(machine_password);
958 return NT_STATUS_NO_MEMORY;
961 status = cli_full_connection(&cli, NULL,
970 free(machine_account);
971 free(machine_password);
973 if (!NT_STATUS_IS_OK(status)) {
974 status = cli_full_connection(&cli, NULL,
985 if (!NT_STATUS_IS_OK(status)) {
989 netlogon_pipe = get_schannel_session_key(cli,
991 &neg_flags, &status);
992 if (!netlogon_pipe) {
993 if (NT_STATUS_EQUAL(status, NT_STATUS_INVALID_NETWORK_RESPONSE)) {
998 DEBUG(0,("libnet_join_ok: failed to get schannel session "
999 "key from server %s for domain %s. Error was %s\n",
1000 cli->desthost, netbios_domain_name, nt_errstr(status)));
1005 if (!lp_client_schannel()) {
1007 return NT_STATUS_OK;
1010 pipe_hnd = cli_rpc_pipe_open_schannel_with_key(cli, PI_NETLOGON,
1011 PIPE_AUTH_LEVEL_PRIVACY,
1012 netbios_domain_name,
1019 DEBUG(0,("libnet_join_ok: failed to open schannel session "
1020 "on netlogon pipe to server %s for domain %s. "
1022 cli->desthost, netbios_domain_name, nt_errstr(status)));
1026 return NT_STATUS_OK;
1029 /****************************************************************
1030 ****************************************************************/
1032 static WERROR libnet_join_post_verify(TALLOC_CTX *mem_ctx,
1033 struct libnet_JoinCtx *r)
1037 status = libnet_join_ok(r->out.netbios_domain_name,
1040 if (!NT_STATUS_IS_OK(status)) {
1041 libnet_join_set_error_string(mem_ctx, r,
1042 "failed to verify domain membership after joining: %s",
1043 get_friendly_nt_error_msg(status));
1044 return WERR_SETUP_NOT_JOINED;
1050 /****************************************************************
1051 ****************************************************************/
1053 static bool libnet_join_unjoindomain_remove_secrets(TALLOC_CTX *mem_ctx,
1054 struct libnet_UnjoinCtx *r)
1056 if (!secrets_delete_machine_password_ex(lp_workgroup())) {
1060 if (!secrets_delete_domain_sid(lp_workgroup())) {
1067 /****************************************************************
1068 ****************************************************************/
1070 static NTSTATUS libnet_join_unjoindomain_rpc(TALLOC_CTX *mem_ctx,
1071 struct libnet_UnjoinCtx *r)
1073 struct cli_state *cli = NULL;
1074 struct rpc_pipe_client *pipe_hnd = NULL;
1075 POLICY_HND sam_pol, domain_pol, user_pol;
1076 NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
1079 struct lsa_String lsa_acct_name;
1080 struct samr_Ids user_rids;
1081 struct samr_Ids name_types;
1082 union samr_UserInfo *info = NULL;
1084 status = cli_full_connection(&cli, NULL,
1088 r->in.admin_account,
1090 r->in.admin_password,
1091 0, Undefined, NULL);
1093 if (!NT_STATUS_IS_OK(status)) {
1097 /* Open the domain */
1099 pipe_hnd = cli_rpc_pipe_open_noauth(cli, PI_SAMR, &status);
1101 DEBUG(0,("Error connecting to SAM pipe. Error was %s\n",
1102 nt_errstr(status)));
1106 status = rpccli_samr_Connect2(pipe_hnd, mem_ctx,
1107 pipe_hnd->cli->desthost,
1108 SEC_RIGHTS_MAXIMUM_ALLOWED,
1110 if (!NT_STATUS_IS_OK(status)) {
1114 status = rpccli_samr_OpenDomain(pipe_hnd, mem_ctx,
1116 SEC_RIGHTS_MAXIMUM_ALLOWED,
1119 if (!NT_STATUS_IS_OK(status)) {
1123 /* Create domain user */
1125 acct_name = talloc_asprintf(mem_ctx, "%s$", r->in.machine_name);
1126 strlower_m(acct_name);
1128 init_lsa_String(&lsa_acct_name, acct_name);
1130 status = rpccli_samr_LookupNames(pipe_hnd, mem_ctx,
1137 if (!NT_STATUS_IS_OK(status)) {
1141 if (name_types.ids[0] != SID_NAME_USER) {
1142 DEBUG(0, ("%s is not a user account (type=%d)\n", acct_name,
1143 name_types.ids[0]));
1144 status = NT_STATUS_INVALID_WORKSTATION;
1148 user_rid = user_rids.ids[0];
1150 /* Open handle on user */
1152 status = rpccli_samr_OpenUser(pipe_hnd, mem_ctx,
1154 SEC_RIGHTS_MAXIMUM_ALLOWED,
1157 if (!NT_STATUS_IS_OK(status)) {
1163 status = rpccli_samr_QueryUserInfo(pipe_hnd, mem_ctx,
1167 if (!NT_STATUS_IS_OK(status)) {
1168 rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
1172 /* now disable and setuser info */
1174 info->info16.acct_flags |= ACB_DISABLED;
1176 status = rpccli_samr_SetUserInfo(pipe_hnd, mem_ctx,
1181 rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
1185 rpccli_samr_Close(pipe_hnd, mem_ctx, &domain_pol);
1186 rpccli_samr_Close(pipe_hnd, mem_ctx, &sam_pol);
1187 cli_rpc_pipe_close(pipe_hnd);
1197 /****************************************************************
1198 ****************************************************************/
1200 static WERROR do_join_modify_vals_config(struct libnet_JoinCtx *r)
1203 struct libnet_conf_ctx *ctx;
1205 werr = libnet_conf_open(r, &ctx);
1206 if (!W_ERROR_IS_OK(werr)) {
1210 if (!(r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE)) {
1212 werr = libnet_conf_set_global_parameter(ctx, "security", "user");
1213 W_ERROR_NOT_OK_GOTO_DONE(werr);
1215 werr = libnet_conf_set_global_parameter(ctx, "workgroup",
1220 werr = libnet_conf_set_global_parameter(ctx, "security", "domain");
1221 W_ERROR_NOT_OK_GOTO_DONE(werr);
1223 werr = libnet_conf_set_global_parameter(ctx, "workgroup",
1224 r->out.netbios_domain_name);
1225 W_ERROR_NOT_OK_GOTO_DONE(werr);
1227 if (r->out.domain_is_ad) {
1228 werr = libnet_conf_set_global_parameter(ctx, "security", "ads");
1229 W_ERROR_NOT_OK_GOTO_DONE(werr);
1231 werr = libnet_conf_set_global_parameter(ctx, "realm",
1232 r->out.dns_domain_name);
1233 W_ERROR_NOT_OK_GOTO_DONE(werr);
1237 libnet_conf_close(ctx);
1241 /****************************************************************
1242 ****************************************************************/
1244 static WERROR do_unjoin_modify_vals_config(struct libnet_UnjoinCtx *r)
1246 WERROR werr = WERR_OK;
1247 struct libnet_conf_ctx *ctx;
1249 werr = libnet_conf_open(r, &ctx);
1250 if (!W_ERROR_IS_OK(werr)) {
1254 if (r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
1256 werr = libnet_conf_set_global_parameter(ctx, "security", "user");
1257 W_ERROR_NOT_OK_GOTO_DONE(werr);
1258 libnet_conf_delete_global_parameter(ctx, "realm");
1262 libnet_conf_close(ctx);
1266 /****************************************************************
1267 ****************************************************************/
1269 static WERROR do_JoinConfig(struct libnet_JoinCtx *r)
1273 if (!W_ERROR_IS_OK(r->out.result)) {
1274 return r->out.result;
1277 if (!r->in.modify_config) {
1281 werr = do_join_modify_vals_config(r);
1282 if (!W_ERROR_IS_OK(werr)) {
1286 r->out.modified_config = true;
1287 r->out.result = werr;
1292 /****************************************************************
1293 ****************************************************************/
1295 static WERROR libnet_unjoin_config(struct libnet_UnjoinCtx *r)
1299 if (!W_ERROR_IS_OK(r->out.result)) {
1300 return r->out.result;
1303 if (!r->in.modify_config) {
1307 werr = do_unjoin_modify_vals_config(r);
1308 if (!W_ERROR_IS_OK(werr)) {
1312 r->out.modified_config = true;
1313 r->out.result = werr;
1318 /****************************************************************
1319 ****************************************************************/
1321 static WERROR libnet_join_pre_processing(TALLOC_CTX *mem_ctx,
1322 struct libnet_JoinCtx *r)
1324 if (!r->in.domain_name) {
1325 libnet_join_set_error_string(mem_ctx, r,
1326 "No domain name defined");
1327 return WERR_INVALID_PARAM;
1330 if (r->in.modify_config && !lp_config_backend_is_registry()) {
1331 libnet_join_set_error_string(mem_ctx, r,
1332 "Configuration manipulation requested but not "
1333 "supported by backend");
1334 return WERR_NOT_SUPPORTED;
1338 return WERR_SETUP_DOMAIN_CONTROLLER;
1341 if (!secrets_init()) {
1342 libnet_join_set_error_string(mem_ctx, r,
1343 "Unable to open secrets database");
1344 return WERR_CAN_NOT_COMPLETE;
1350 /****************************************************************
1351 ****************************************************************/
1353 static WERROR libnet_join_post_processing(TALLOC_CTX *mem_ctx,
1354 struct libnet_JoinCtx *r)
1358 if (!W_ERROR_IS_OK(r->out.result)) {
1359 return r->out.result;
1362 werr = do_JoinConfig(r);
1363 if (!W_ERROR_IS_OK(werr)) {
1367 if (r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
1368 saf_store(r->in.domain_name, r->in.dc_name);
1374 /****************************************************************
1375 ****************************************************************/
1377 static int libnet_destroy_JoinCtx(struct libnet_JoinCtx *r)
1380 ads_destroy(&r->in.ads);
1386 /****************************************************************
1387 ****************************************************************/
1389 static int libnet_destroy_UnjoinCtx(struct libnet_UnjoinCtx *r)
1392 ads_destroy(&r->in.ads);
1398 /****************************************************************
1399 ****************************************************************/
1401 WERROR libnet_init_JoinCtx(TALLOC_CTX *mem_ctx,
1402 struct libnet_JoinCtx **r)
1404 struct libnet_JoinCtx *ctx;
1406 ctx = talloc_zero(mem_ctx, struct libnet_JoinCtx);
1411 talloc_set_destructor(ctx, libnet_destroy_JoinCtx);
1413 ctx->in.machine_name = talloc_strdup(mem_ctx, global_myname());
1414 W_ERROR_HAVE_NO_MEMORY(ctx->in.machine_name);
1421 /****************************************************************
1422 ****************************************************************/
1424 WERROR libnet_init_UnjoinCtx(TALLOC_CTX *mem_ctx,
1425 struct libnet_UnjoinCtx **r)
1427 struct libnet_UnjoinCtx *ctx;
1429 ctx = talloc_zero(mem_ctx, struct libnet_UnjoinCtx);
1434 talloc_set_destructor(ctx, libnet_destroy_UnjoinCtx);
1436 ctx->in.machine_name = talloc_strdup(mem_ctx, global_myname());
1437 W_ERROR_HAVE_NO_MEMORY(ctx->in.machine_name);
1444 /****************************************************************
1445 ****************************************************************/
1447 static WERROR libnet_DomainJoin(TALLOC_CTX *mem_ctx,
1448 struct libnet_JoinCtx *r)
1452 ADS_STATUS ads_status;
1453 #endif /* WITH_ADS */
1455 if (!r->in.dc_name) {
1456 struct netr_DsRGetDCNameInfo *info;
1457 status = dsgetdcname(mem_ctx,
1461 DS_DIRECTORY_SERVICE_REQUIRED |
1462 DS_WRITABLE_REQUIRED |
1465 if (!NT_STATUS_IS_OK(status)) {
1466 libnet_join_set_error_string(mem_ctx, r,
1467 "failed to find DC for domain %s",
1469 get_friendly_nt_error_msg(status));
1470 return WERR_DOMAIN_CONTROLLER_NOT_FOUND;
1473 r->in.dc_name = talloc_strdup(mem_ctx,
1475 W_ERROR_HAVE_NO_MEMORY(r->in.dc_name);
1479 if (r->in.account_ou) {
1481 ads_status = libnet_join_connect_ads(mem_ctx, r);
1482 if (!ADS_ERR_OK(ads_status)) {
1483 return WERR_DEFAULT_JOIN_REQUIRED;
1486 ads_status = libnet_join_precreate_machine_acct(mem_ctx, r);
1487 if (!ADS_ERR_OK(ads_status)) {
1488 libnet_join_set_error_string(mem_ctx, r,
1489 "failed to precreate account in ou %s: %s",
1491 ads_errstr(ads_status));
1492 return WERR_DEFAULT_JOIN_REQUIRED;
1495 r->in.join_flags &= ~WKSSVC_JOIN_FLAGS_ACCOUNT_CREATE;
1497 #endif /* WITH_ADS */
1499 status = libnet_join_joindomain_rpc(mem_ctx, r);
1500 if (!NT_STATUS_IS_OK(status)) {
1501 libnet_join_set_error_string(mem_ctx, r,
1502 "failed to join domain over rpc: %s",
1503 get_friendly_nt_error_msg(status));
1504 if (NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
1505 return WERR_SETUP_ALREADY_JOINED;
1507 return ntstatus_to_werror(status);
1510 if (!libnet_join_joindomain_store_secrets(mem_ctx, r)) {
1511 return WERR_SETUP_NOT_JOINED;
1515 if (r->out.domain_is_ad) {
1516 ads_status = libnet_join_post_processing_ads(mem_ctx, r);
1517 if (!ADS_ERR_OK(ads_status)) {
1518 return WERR_GENERAL_FAILURE;
1521 #endif /* WITH_ADS */
1526 /****************************************************************
1527 ****************************************************************/
1529 WERROR libnet_Join(TALLOC_CTX *mem_ctx,
1530 struct libnet_JoinCtx *r)
1535 LIBNET_JOIN_IN_DUMP_CTX(mem_ctx, r);
1538 werr = libnet_join_pre_processing(mem_ctx, r);
1539 if (!W_ERROR_IS_OK(werr)) {
1543 if (r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
1544 werr = libnet_DomainJoin(mem_ctx, r);
1545 if (!W_ERROR_IS_OK(werr)) {
1549 werr = libnet_join_post_verify(mem_ctx, r);
1550 if (!W_ERROR_IS_OK(werr)) {
1555 werr = libnet_join_post_processing(mem_ctx, r);
1556 if (!W_ERROR_IS_OK(werr)) {
1560 r->out.result = werr;
1563 LIBNET_JOIN_OUT_DUMP_CTX(mem_ctx, r);
1568 /****************************************************************
1569 ****************************************************************/
1571 static WERROR libnet_DomainUnjoin(TALLOC_CTX *mem_ctx,
1572 struct libnet_UnjoinCtx *r)
1576 if (!r->in.domain_sid) {
1578 if (!secrets_fetch_domain_sid(lp_workgroup(), &sid)) {
1579 libnet_unjoin_set_error_string(mem_ctx, r,
1580 "Unable to fetch domain sid: are we joined?");
1581 return WERR_SETUP_NOT_JOINED;
1583 r->in.domain_sid = sid_dup_talloc(mem_ctx, &sid);
1584 W_ERROR_HAVE_NO_MEMORY(r->in.domain_sid);
1587 if (!r->in.dc_name) {
1588 struct netr_DsRGetDCNameInfo *info;
1589 status = dsgetdcname(mem_ctx,
1593 DS_DIRECTORY_SERVICE_REQUIRED |
1594 DS_WRITABLE_REQUIRED |
1597 if (!NT_STATUS_IS_OK(status)) {
1598 libnet_unjoin_set_error_string(mem_ctx, r,
1599 "failed to find DC for domain %s",
1601 get_friendly_nt_error_msg(status));
1602 return WERR_DOMAIN_CONTROLLER_NOT_FOUND;
1605 r->in.dc_name = talloc_strdup(mem_ctx,
1607 W_ERROR_HAVE_NO_MEMORY(r->in.dc_name);
1610 status = libnet_join_unjoindomain_rpc(mem_ctx, r);
1611 if (!NT_STATUS_IS_OK(status)) {
1612 libnet_unjoin_set_error_string(mem_ctx, r,
1613 "failed to disable machine account via rpc: %s",
1614 get_friendly_nt_error_msg(status));
1615 if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
1616 return WERR_SETUP_NOT_JOINED;
1618 return ntstatus_to_werror(status);
1621 r->out.disabled_machine_account = true;
1624 if (r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_ACCOUNT_DELETE) {
1625 ADS_STATUS ads_status;
1626 libnet_unjoin_connect_ads(mem_ctx, r);
1627 ads_status = libnet_unjoin_remove_machine_acct(mem_ctx, r);
1628 if (!ADS_ERR_OK(ads_status)) {
1629 libnet_unjoin_set_error_string(mem_ctx, r,
1630 "failed to remove machine account from AD: %s",
1631 ads_errstr(ads_status));
1633 r->out.deleted_machine_account = true;
1635 r->out.dns_domain_name = talloc_strdup(mem_ctx,
1636 r->in.ads->server.realm);
1637 W_ERROR_HAVE_NO_MEMORY(r->out.dns_domain_name);
1640 #endif /* WITH_ADS */
1642 libnet_join_unjoindomain_remove_secrets(mem_ctx, r);
1647 /****************************************************************
1648 ****************************************************************/
1650 static WERROR libnet_unjoin_pre_processing(TALLOC_CTX *mem_ctx,
1651 struct libnet_UnjoinCtx *r)
1653 if (!r->in.domain_name) {
1654 libnet_unjoin_set_error_string(mem_ctx, r,
1655 "No domain name defined");
1656 return WERR_INVALID_PARAM;
1659 if (r->in.modify_config && !lp_config_backend_is_registry()) {
1660 libnet_unjoin_set_error_string(mem_ctx, r,
1661 "Configuration manipulation requested but not "
1662 "supported by backend");
1663 return WERR_NOT_SUPPORTED;
1667 return WERR_SETUP_DOMAIN_CONTROLLER;
1670 if (!secrets_init()) {
1671 libnet_unjoin_set_error_string(mem_ctx, r,
1672 "Unable to open secrets database");
1673 return WERR_CAN_NOT_COMPLETE;
1679 /****************************************************************
1680 ****************************************************************/
1682 static WERROR libnet_unjoin_post_processing(TALLOC_CTX *mem_ctx,
1683 struct libnet_UnjoinCtx *r)
1685 saf_delete(r->out.netbios_domain_name);
1686 saf_delete(r->out.dns_domain_name);
1688 return libnet_unjoin_config(r);
1691 /****************************************************************
1692 ****************************************************************/
1694 WERROR libnet_Unjoin(TALLOC_CTX *mem_ctx,
1695 struct libnet_UnjoinCtx *r)
1700 LIBNET_UNJOIN_IN_DUMP_CTX(mem_ctx, r);
1703 werr = libnet_unjoin_pre_processing(mem_ctx, r);
1704 if (!W_ERROR_IS_OK(werr)) {
1708 if (r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
1709 werr = libnet_DomainUnjoin(mem_ctx, r);
1710 if (!W_ERROR_IS_OK(werr)) {
1711 libnet_unjoin_config(r);
1716 werr = libnet_unjoin_post_processing(mem_ctx, r);
1717 if (!W_ERROR_IS_OK(werr)) {
1722 r->out.result = werr;
1725 LIBNET_UNJOIN_OUT_DUMP_CTX(mem_ctx, r);