+++ /dev/null
-/*
- * Unix SMB/CIFS implementation.
- * libnet Join Support
- * Copyright (C) Gerald (Jerry) Carter 2006
- * Copyright (C) Guenther Deschner 2007-2008
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "includes.h"
-#include "ads.h"
-#include "librpc/gen_ndr/ndr_libnet_join.h"
-#include "libnet/libnet_join.h"
-#include "libcli/auth/libcli_auth.h"
-#include "../librpc/gen_ndr/cli_samr.h"
-#include "rpc_client/init_samr.h"
-#include "../librpc/gen_ndr/cli_lsa.h"
-#include "rpc_client/cli_lsarpc.h"
-#include "../librpc/gen_ndr/cli_netlogon.h"
-#include "rpc_client/cli_netlogon.h"
-#include "lib/smbconf/smbconf.h"
-#include "lib/smbconf/smbconf_reg.h"
-#include "../libds/common/flags.h"
-#include "secrets.h"
-
-/****************************************************************
-****************************************************************/
-
-#define LIBNET_JOIN_DUMP_CTX(ctx, r, f) \
- do { \
- char *str = NULL; \
- str = NDR_PRINT_FUNCTION_STRING(ctx, libnet_JoinCtx, f, r); \
- DEBUG(1,("libnet_Join:\n%s", str)); \
- TALLOC_FREE(str); \
- } while (0)
-
-#define LIBNET_JOIN_IN_DUMP_CTX(ctx, r) \
- LIBNET_JOIN_DUMP_CTX(ctx, r, NDR_IN | NDR_SET_VALUES)
-#define LIBNET_JOIN_OUT_DUMP_CTX(ctx, r) \
- LIBNET_JOIN_DUMP_CTX(ctx, r, NDR_OUT)
-
-#define LIBNET_UNJOIN_DUMP_CTX(ctx, r, f) \
- do { \
- char *str = NULL; \
- str = NDR_PRINT_FUNCTION_STRING(ctx, libnet_UnjoinCtx, f, r); \
- DEBUG(1,("libnet_Unjoin:\n%s", str)); \
- TALLOC_FREE(str); \
- } while (0)
-
-#define LIBNET_UNJOIN_IN_DUMP_CTX(ctx, r) \
- LIBNET_UNJOIN_DUMP_CTX(ctx, r, NDR_IN | NDR_SET_VALUES)
-#define LIBNET_UNJOIN_OUT_DUMP_CTX(ctx, r) \
- LIBNET_UNJOIN_DUMP_CTX(ctx, r, NDR_OUT)
-
-/****************************************************************
-****************************************************************/
-
-static void libnet_join_set_error_string(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r,
- const char *format, ...)
-{
- va_list args;
-
- if (r->out.error_string) {
- return;
- }
-
- va_start(args, format);
- r->out.error_string = talloc_vasprintf(mem_ctx, format, args);
- va_end(args);
-}
-
-/****************************************************************
-****************************************************************/
-
-static void libnet_unjoin_set_error_string(TALLOC_CTX *mem_ctx,
- struct libnet_UnjoinCtx *r,
- const char *format, ...)
-{
- va_list args;
-
- if (r->out.error_string) {
- return;
- }
-
- va_start(args, format);
- r->out.error_string = talloc_vasprintf(mem_ctx, format, args);
- va_end(args);
-}
-
-#ifdef WITH_ADS
-
-/****************************************************************
-****************************************************************/
-
-static ADS_STATUS libnet_connect_ads(const char *dns_domain_name,
- const char *netbios_domain_name,
- const char *dc_name,
- const char *user_name,
- const char *password,
- ADS_STRUCT **ads)
-{
- ADS_STATUS status;
- ADS_STRUCT *my_ads = NULL;
- char *cp;
-
- my_ads = ads_init(dns_domain_name,
- netbios_domain_name,
- dc_name);
- if (!my_ads) {
- return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- }
-
- if (user_name) {
- SAFE_FREE(my_ads->auth.user_name);
- my_ads->auth.user_name = SMB_STRDUP(user_name);
- if ((cp = strchr_m(my_ads->auth.user_name, '@'))!=0) {
- *cp++ = '\0';
- SAFE_FREE(my_ads->auth.realm);
- my_ads->auth.realm = smb_xstrdup(cp);
- strupper_m(my_ads->auth.realm);
- }
- }
-
- if (password) {
- SAFE_FREE(my_ads->auth.password);
- my_ads->auth.password = SMB_STRDUP(password);
- }
-
- status = ads_connect_user_creds(my_ads);
- if (!ADS_ERR_OK(status)) {
- ads_destroy(&my_ads);
- return status;
- }
-
- *ads = my_ads;
- return ADS_SUCCESS;
-}
-
-/****************************************************************
-****************************************************************/
-
-static ADS_STATUS libnet_join_connect_ads(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- ADS_STATUS status;
-
- status = libnet_connect_ads(r->out.dns_domain_name,
- r->out.netbios_domain_name,
- r->in.dc_name,
- r->in.admin_account,
- r->in.admin_password,
- &r->in.ads);
- if (!ADS_ERR_OK(status)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to connect to AD: %s",
- ads_errstr(status));
- return status;
- }
-
- if (!r->out.netbios_domain_name) {
- r->out.netbios_domain_name = talloc_strdup(mem_ctx,
- r->in.ads->server.workgroup);
- ADS_ERROR_HAVE_NO_MEMORY(r->out.netbios_domain_name);
- }
-
- if (!r->out.dns_domain_name) {
- r->out.dns_domain_name = talloc_strdup(mem_ctx,
- r->in.ads->config.realm);
- ADS_ERROR_HAVE_NO_MEMORY(r->out.dns_domain_name);
- }
-
- r->out.domain_is_ad = true;
-
- return ADS_SUCCESS;
-}
-
-/****************************************************************
-****************************************************************/
-
-static ADS_STATUS libnet_unjoin_connect_ads(TALLOC_CTX *mem_ctx,
- struct libnet_UnjoinCtx *r)
-{
- ADS_STATUS status;
-
- status = libnet_connect_ads(r->in.domain_name,
- r->in.domain_name,
- r->in.dc_name,
- r->in.admin_account,
- r->in.admin_password,
- &r->in.ads);
- if (!ADS_ERR_OK(status)) {
- libnet_unjoin_set_error_string(mem_ctx, r,
- "failed to connect to AD: %s",
- ads_errstr(status));
- }
-
- return status;
-}
-
-/****************************************************************
- join a domain using ADS (LDAP mods)
-****************************************************************/
-
-static ADS_STATUS libnet_join_precreate_machine_acct(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- ADS_STATUS status;
- LDAPMessage *res = NULL;
- const char *attrs[] = { "dn", NULL };
- bool moved = false;
-
- status = ads_check_ou_dn(mem_ctx, r->in.ads, &r->in.account_ou);
- if (!ADS_ERR_OK(status)) {
- return status;
- }
-
- status = ads_search_dn(r->in.ads, &res, r->in.account_ou, attrs);
- if (!ADS_ERR_OK(status)) {
- return status;
- }
-
- if (ads_count_replies(r->in.ads, res) != 1) {
- ads_msgfree(r->in.ads, res);
- return ADS_ERROR_LDAP(LDAP_NO_SUCH_OBJECT);
- }
-
- ads_msgfree(r->in.ads, res);
-
- /* Attempt to create the machine account and bail if this fails.
- Assume that the admin wants exactly what they requested */
-
- status = ads_create_machine_acct(r->in.ads,
- r->in.machine_name,
- r->in.account_ou);
-
- if (ADS_ERR_OK(status)) {
- DEBUG(1,("machine account creation created\n"));
- return status;
- } else if ((status.error_type == ENUM_ADS_ERROR_LDAP) &&
- (status.err.rc == LDAP_ALREADY_EXISTS)) {
- status = ADS_SUCCESS;
- }
-
- if (!ADS_ERR_OK(status)) {
- DEBUG(1,("machine account creation failed\n"));
- return status;
- }
-
- status = ads_move_machine_acct(r->in.ads,
- r->in.machine_name,
- r->in.account_ou,
- &moved);
- if (!ADS_ERR_OK(status)) {
- DEBUG(1,("failure to locate/move pre-existing "
- "machine account\n"));
- return status;
- }
-
- DEBUG(1,("The machine account %s the specified OU.\n",
- moved ? "was moved into" : "already exists in"));
-
- return status;
-}
-
-/****************************************************************
-****************************************************************/
-
-static ADS_STATUS libnet_unjoin_remove_machine_acct(TALLOC_CTX *mem_ctx,
- struct libnet_UnjoinCtx *r)
-{
- ADS_STATUS status;
-
- if (!r->in.ads) {
- status = libnet_unjoin_connect_ads(mem_ctx, r);
- if (!ADS_ERR_OK(status)) {
- libnet_unjoin_set_error_string(mem_ctx, r,
- "failed to connect to AD: %s",
- ads_errstr(status));
- return status;
- }
- }
-
- status = ads_leave_realm(r->in.ads, r->in.machine_name);
- if (!ADS_ERR_OK(status)) {
- libnet_unjoin_set_error_string(mem_ctx, r,
- "failed to leave realm: %s",
- ads_errstr(status));
- return status;
- }
-
- return ADS_SUCCESS;
-}
-
-/****************************************************************
-****************************************************************/
-
-static ADS_STATUS libnet_join_find_machine_acct(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- ADS_STATUS status;
- LDAPMessage *res = NULL;
- char *dn = NULL;
-
- if (!r->in.machine_name) {
- return ADS_ERROR(LDAP_NO_MEMORY);
- }
-
- status = ads_find_machine_acct(r->in.ads,
- &res,
- r->in.machine_name);
- if (!ADS_ERR_OK(status)) {
- return status;
- }
-
- if (ads_count_replies(r->in.ads, res) != 1) {
- status = ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- goto done;
- }
-
- dn = ads_get_dn(r->in.ads, mem_ctx, res);
- if (!dn) {
- status = ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- goto done;
- }
-
- r->out.dn = talloc_strdup(mem_ctx, dn);
- if (!r->out.dn) {
- status = ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- goto done;
- }
-
- done:
- ads_msgfree(r->in.ads, res);
- TALLOC_FREE(dn);
-
- return status;
-}
-
-/****************************************************************
- Set a machines dNSHostName and servicePrincipalName attributes
-****************************************************************/
-
-static ADS_STATUS libnet_join_set_machine_spn(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- ADS_STATUS status;
- ADS_MODLIST mods;
- fstring my_fqdn;
- const char *spn_array[3] = {NULL, NULL, NULL};
- char *spn = NULL;
-
- /* Find our DN */
-
- status = libnet_join_find_machine_acct(mem_ctx, r);
- if (!ADS_ERR_OK(status)) {
- return status;
- }
-
- /* Windows only creates HOST/shortname & HOST/fqdn. */
-
- spn = talloc_asprintf(mem_ctx, "HOST/%s", r->in.machine_name);
- if (!spn) {
- return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- }
- strupper_m(spn);
- spn_array[0] = spn;
-
- if (!name_to_fqdn(my_fqdn, r->in.machine_name)
- || (strchr(my_fqdn, '.') == NULL)) {
- fstr_sprintf(my_fqdn, "%s.%s", r->in.machine_name,
- r->out.dns_domain_name);
- }
-
- strlower_m(my_fqdn);
-
- if (!strequal(my_fqdn, r->in.machine_name)) {
- spn = talloc_asprintf(mem_ctx, "HOST/%s", my_fqdn);
- if (!spn) {
- return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- }
- spn_array[1] = spn;
- }
-
- mods = ads_init_mods(mem_ctx);
- if (!mods) {
- return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- }
-
- /* fields of primary importance */
-
- status = ads_mod_str(mem_ctx, &mods, "dNSHostName", my_fqdn);
- if (!ADS_ERR_OK(status)) {
- return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- }
-
- status = ads_mod_strlist(mem_ctx, &mods, "servicePrincipalName",
- spn_array);
- if (!ADS_ERR_OK(status)) {
- return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- }
-
- return ads_gen_mod(r->in.ads, r->out.dn, mods);
-}
-
-/****************************************************************
-****************************************************************/
-
-static ADS_STATUS libnet_join_set_machine_upn(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- ADS_STATUS status;
- ADS_MODLIST mods;
-
- if (!r->in.create_upn) {
- return ADS_SUCCESS;
- }
-
- /* Find our DN */
-
- status = libnet_join_find_machine_acct(mem_ctx, r);
- if (!ADS_ERR_OK(status)) {
- return status;
- }
-
- if (!r->in.upn) {
- r->in.upn = talloc_asprintf(mem_ctx,
- "host/%s@%s",
- r->in.machine_name,
- r->out.dns_domain_name);
- if (!r->in.upn) {
- return ADS_ERROR(LDAP_NO_MEMORY);
- }
- }
-
- /* now do the mods */
-
- mods = ads_init_mods(mem_ctx);
- if (!mods) {
- return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- }
-
- /* fields of primary importance */
-
- status = ads_mod_str(mem_ctx, &mods, "userPrincipalName", r->in.upn);
- if (!ADS_ERR_OK(status)) {
- return ADS_ERROR_LDAP(LDAP_NO_MEMORY);
- }
-
- return ads_gen_mod(r->in.ads, r->out.dn, mods);
-}
-
-
-/****************************************************************
-****************************************************************/
-
-static ADS_STATUS libnet_join_set_os_attributes(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- ADS_STATUS status;
- ADS_MODLIST mods;
- char *os_sp = NULL;
-
- if (!r->in.os_name || !r->in.os_version ) {
- return ADS_SUCCESS;
- }
-
- /* Find our DN */
-
- status = libnet_join_find_machine_acct(mem_ctx, r);
- if (!ADS_ERR_OK(status)) {
- return status;
- }
-
- /* now do the mods */
-
- mods = ads_init_mods(mem_ctx);
- if (!mods) {
- return ADS_ERROR(LDAP_NO_MEMORY);
- }
-
- os_sp = talloc_asprintf(mem_ctx, "Samba %s", samba_version_string());
- if (!os_sp) {
- return ADS_ERROR(LDAP_NO_MEMORY);
- }
-
- /* fields of primary importance */
-
- status = ads_mod_str(mem_ctx, &mods, "operatingSystem",
- r->in.os_name);
- if (!ADS_ERR_OK(status)) {
- return status;
- }
-
- status = ads_mod_str(mem_ctx, &mods, "operatingSystemVersion",
- r->in.os_version);
- if (!ADS_ERR_OK(status)) {
- return status;
- }
-
- status = ads_mod_str(mem_ctx, &mods, "operatingSystemServicePack",
- os_sp);
- if (!ADS_ERR_OK(status)) {
- return status;
- }
-
- return ads_gen_mod(r->in.ads, r->out.dn, mods);
-}
-
-/****************************************************************
-****************************************************************/
-
-static bool libnet_join_create_keytab(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- if (!USE_SYSTEM_KEYTAB) {
- return true;
- }
-
- if (ads_keytab_create_default(r->in.ads) != 0) {
- return false;
- }
-
- return true;
-}
-
-/****************************************************************
-****************************************************************/
-
-static bool libnet_join_derive_salting_principal(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- uint32_t domain_func;
- ADS_STATUS status;
- const char *salt = NULL;
- char *std_salt = NULL;
-
- status = ads_domain_func_level(r->in.ads, &domain_func);
- if (!ADS_ERR_OK(status)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to determine domain functional level: %s",
- ads_errstr(status));
- return false;
- }
-
- /* go ahead and setup the default salt */
-
- std_salt = kerberos_standard_des_salt();
- if (!std_salt) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to obtain standard DES salt");
- return false;
- }
-
- salt = talloc_strdup(mem_ctx, std_salt);
- if (!salt) {
- return false;
- }
-
- SAFE_FREE(std_salt);
-
- /* if it's a Windows functional domain, we have to look for the UPN */
-
- if (domain_func == DS_DOMAIN_FUNCTION_2000) {
- char *upn;
-
- upn = ads_get_upn(r->in.ads, mem_ctx,
- r->in.machine_name);
- if (upn) {
- salt = talloc_strdup(mem_ctx, upn);
- if (!salt) {
- return false;
- }
- }
- }
-
- return kerberos_secrets_store_des_salt(salt);
-}
-
-/****************************************************************
-****************************************************************/
-
-static ADS_STATUS libnet_join_post_processing_ads(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- ADS_STATUS status;
-
- if (!r->in.ads) {
- status = libnet_join_connect_ads(mem_ctx, r);
- if (!ADS_ERR_OK(status)) {
- return status;
- }
- }
-
- status = libnet_join_set_machine_spn(mem_ctx, r);
- if (!ADS_ERR_OK(status)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to set machine spn: %s",
- ads_errstr(status));
- return status;
- }
-
- status = libnet_join_set_os_attributes(mem_ctx, r);
- if (!ADS_ERR_OK(status)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to set machine os attributes: %s",
- ads_errstr(status));
- return status;
- }
-
- status = libnet_join_set_machine_upn(mem_ctx, r);
- if (!ADS_ERR_OK(status)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to set machine upn: %s",
- ads_errstr(status));
- return status;
- }
-
- if (!libnet_join_derive_salting_principal(mem_ctx, r)) {
- return ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
- }
-
- if (!libnet_join_create_keytab(mem_ctx, r)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to create kerberos keytab");
- return ADS_ERROR_NT(NT_STATUS_UNSUCCESSFUL);
- }
-
- return ADS_SUCCESS;
-}
-#endif /* WITH_ADS */
-
-/****************************************************************
- Store the machine password and domain SID
-****************************************************************/
-
-static bool libnet_join_joindomain_store_secrets(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- if (!secrets_store_domain_sid(r->out.netbios_domain_name,
- r->out.domain_sid))
- {
- DEBUG(1,("Failed to save domain sid\n"));
- return false;
- }
-
- if (!secrets_store_machine_password(r->in.machine_password,
- r->out.netbios_domain_name,
- r->in.secure_channel_type))
- {
- DEBUG(1,("Failed to save machine password\n"));
- return false;
- }
-
- return true;
-}
-
-/****************************************************************
- Connect dc's IPC$ share
-****************************************************************/
-
-static NTSTATUS libnet_join_connect_dc_ipc(const char *dc,
- const char *user,
- const char *pass,
- bool use_kerberos,
- struct cli_state **cli)
-{
- int flags = 0;
-
- if (use_kerberos) {
- flags |= CLI_FULL_CONNECTION_USE_KERBEROS;
- }
-
- if (use_kerberos && pass) {
- flags |= CLI_FULL_CONNECTION_FALLBACK_AFTER_KERBEROS;
- }
-
- return cli_full_connection(cli, NULL,
- dc,
- NULL, 0,
- "IPC$", "IPC",
- user,
- NULL,
- pass,
- flags,
- Undefined, NULL);
-}
-
-/****************************************************************
- Lookup domain dc's info
-****************************************************************/
-
-static NTSTATUS libnet_join_lookup_dc_rpc(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r,
- struct cli_state **cli)
-{
- struct rpc_pipe_client *pipe_hnd = NULL;
- struct policy_handle lsa_pol;
- NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
- union lsa_PolicyInformation *info = NULL;
-
- status = libnet_join_connect_dc_ipc(r->in.dc_name,
- r->in.admin_account,
- r->in.admin_password,
- r->in.use_kerberos,
- cli);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- status = cli_rpc_pipe_open_noauth(*cli, &ndr_table_lsarpc.syntax_id,
- &pipe_hnd);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0,("Error connecting to LSA pipe. Error was %s\n",
- nt_errstr(status)));
- goto done;
- }
-
- status = rpccli_lsa_open_policy(pipe_hnd, mem_ctx, true,
- SEC_FLAG_MAXIMUM_ALLOWED, &lsa_pol);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- status = rpccli_lsa_QueryInfoPolicy2(pipe_hnd, mem_ctx,
- &lsa_pol,
- LSA_POLICY_INFO_DNS,
- &info);
- if (NT_STATUS_IS_OK(status)) {
- r->out.domain_is_ad = true;
- r->out.netbios_domain_name = info->dns.name.string;
- r->out.dns_domain_name = info->dns.dns_domain.string;
- r->out.forest_name = info->dns.dns_forest.string;
- r->out.domain_sid = sid_dup_talloc(mem_ctx, info->dns.sid);
- NT_STATUS_HAVE_NO_MEMORY(r->out.domain_sid);
- }
-
- if (!NT_STATUS_IS_OK(status)) {
- status = rpccli_lsa_QueryInfoPolicy(pipe_hnd, mem_ctx,
- &lsa_pol,
- LSA_POLICY_INFO_ACCOUNT_DOMAIN,
- &info);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- r->out.netbios_domain_name = info->account_domain.name.string;
- r->out.domain_sid = sid_dup_talloc(mem_ctx, info->account_domain.sid);
- NT_STATUS_HAVE_NO_MEMORY(r->out.domain_sid);
- }
-
- rpccli_lsa_Close(pipe_hnd, mem_ctx, &lsa_pol);
- TALLOC_FREE(pipe_hnd);
-
- done:
- return status;
-}
-
-/****************************************************************
- Do the domain join unsecure
-****************************************************************/
-
-static NTSTATUS libnet_join_joindomain_rpc_unsecure(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r,
- struct cli_state *cli)
-{
- struct rpc_pipe_client *pipe_hnd = NULL;
- unsigned char orig_trust_passwd_hash[16];
- unsigned char new_trust_passwd_hash[16];
- fstring trust_passwd;
- NTSTATUS status;
-
- status = cli_rpc_pipe_open_noauth(cli, &ndr_table_netlogon.syntax_id,
- &pipe_hnd);
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- if (!r->in.machine_password) {
- r->in.machine_password = generate_random_str(mem_ctx, DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH);
- NT_STATUS_HAVE_NO_MEMORY(r->in.machine_password);
- }
-
- E_md4hash(r->in.machine_password, new_trust_passwd_hash);
-
- /* according to WKSSVC_JOIN_FLAGS_MACHINE_PWD_PASSED */
- fstrcpy(trust_passwd, r->in.admin_password);
- strlower_m(trust_passwd);
-
- /*
- * Machine names can be 15 characters, but the max length on
- * a password is 14. --jerry
- */
-
- trust_passwd[14] = '\0';
-
- E_md4hash(trust_passwd, orig_trust_passwd_hash);
-
- status = rpccli_netlogon_set_trust_password(pipe_hnd, mem_ctx,
- r->in.machine_name,
- orig_trust_passwd_hash,
- r->in.machine_password,
- new_trust_passwd_hash,
- r->in.secure_channel_type);
-
- return status;
-}
-
-/****************************************************************
- Do the domain join
-****************************************************************/
-
-static NTSTATUS libnet_join_joindomain_rpc(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r,
- struct cli_state *cli)
-{
- struct rpc_pipe_client *pipe_hnd = NULL;
- struct policy_handle sam_pol, domain_pol, user_pol;
- NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
- char *acct_name;
- struct lsa_String lsa_acct_name;
- uint32_t user_rid;
- uint32_t acct_flags = ACB_WSTRUST;
- struct samr_Ids user_rids;
- struct samr_Ids name_types;
- union samr_UserInfo user_info;
-
- struct samr_CryptPassword crypt_pwd;
- struct samr_CryptPasswordEx crypt_pwd_ex;
-
- ZERO_STRUCT(sam_pol);
- ZERO_STRUCT(domain_pol);
- ZERO_STRUCT(user_pol);
-
- switch (r->in.secure_channel_type) {
- case SEC_CHAN_WKSTA:
- acct_flags = ACB_WSTRUST;
- break;
- case SEC_CHAN_BDC:
- acct_flags = ACB_SVRTRUST;
- break;
- default:
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- if (!r->in.machine_password) {
- r->in.machine_password = generate_random_str(mem_ctx, DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH);
- NT_STATUS_HAVE_NO_MEMORY(r->in.machine_password);
- }
-
- /* Open the domain */
-
- status = cli_rpc_pipe_open_noauth(cli, &ndr_table_samr.syntax_id,
- &pipe_hnd);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0,("Error connecting to SAM pipe. Error was %s\n",
- nt_errstr(status)));
- goto done;
- }
-
- status = rpccli_samr_Connect2(pipe_hnd, mem_ctx,
- pipe_hnd->desthost,
- SAMR_ACCESS_ENUM_DOMAINS
- | SAMR_ACCESS_LOOKUP_DOMAIN,
- &sam_pol);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- status = rpccli_samr_OpenDomain(pipe_hnd, mem_ctx,
- &sam_pol,
- SAMR_DOMAIN_ACCESS_LOOKUP_INFO_1
- | SAMR_DOMAIN_ACCESS_CREATE_USER
- | SAMR_DOMAIN_ACCESS_OPEN_ACCOUNT,
- r->out.domain_sid,
- &domain_pol);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- /* Create domain user */
-
- acct_name = talloc_asprintf(mem_ctx, "%s$", r->in.machine_name);
- strlower_m(acct_name);
-
- init_lsa_String(&lsa_acct_name, acct_name);
-
- if (r->in.join_flags & WKSSVC_JOIN_FLAGS_ACCOUNT_CREATE) {
- uint32_t access_desired =
- SEC_GENERIC_READ | SEC_GENERIC_WRITE | SEC_GENERIC_EXECUTE |
- SEC_STD_WRITE_DAC | SEC_STD_DELETE |
- SAMR_USER_ACCESS_SET_PASSWORD |
- SAMR_USER_ACCESS_GET_ATTRIBUTES |
- SAMR_USER_ACCESS_SET_ATTRIBUTES;
- uint32_t access_granted = 0;
-
- DEBUG(10,("Creating account with desired access mask: %d\n",
- access_desired));
-
- status = rpccli_samr_CreateUser2(pipe_hnd, mem_ctx,
- &domain_pol,
- &lsa_acct_name,
- acct_flags,
- access_desired,
- &user_pol,
- &access_granted,
- &user_rid);
- if (!NT_STATUS_IS_OK(status) &&
- !NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
-
- DEBUG(10,("Creation of workstation account failed: %s\n",
- nt_errstr(status)));
-
- /* If NT_STATUS_ACCESS_DENIED then we have a valid
- username/password combo but the user does not have
- administrator access. */
-
- if (NT_STATUS_EQUAL(status, NT_STATUS_ACCESS_DENIED)) {
- libnet_join_set_error_string(mem_ctx, r,
- "User specified does not have "
- "administrator privileges");
- }
-
- goto done;
- }
-
- if (NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
- if (!(r->in.join_flags &
- WKSSVC_JOIN_FLAGS_DOMAIN_JOIN_IF_JOINED)) {
- goto done;
- }
- }
-
- /* We *must* do this.... don't ask... */
-
- if (NT_STATUS_IS_OK(status)) {
- rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
- }
- }
-
- status = rpccli_samr_LookupNames(pipe_hnd, mem_ctx,
- &domain_pol,
- 1,
- &lsa_acct_name,
- &user_rids,
- &name_types);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- if (name_types.ids[0] != SID_NAME_USER) {
- DEBUG(0,("%s is not a user account (type=%d)\n",
- acct_name, name_types.ids[0]));
- status = NT_STATUS_INVALID_WORKSTATION;
- goto done;
- }
-
- user_rid = user_rids.ids[0];
-
- /* Open handle on user */
-
- status = rpccli_samr_OpenUser(pipe_hnd, mem_ctx,
- &domain_pol,
- SEC_FLAG_MAXIMUM_ALLOWED,
- user_rid,
- &user_pol);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- /* Fill in the additional account flags now */
-
- acct_flags |= ACB_PWNOEXP;
- if (r->out.domain_is_ad) {
-#if !defined(ENCTYPE_ARCFOUR_HMAC)
- acct_flags |= ACB_USE_DES_KEY_ONLY;
-#endif
- ;;
- }
-
- /* Set account flags on machine account */
- ZERO_STRUCT(user_info.info16);
- user_info.info16.acct_flags = acct_flags;
-
- status = rpccli_samr_SetUserInfo(pipe_hnd, mem_ctx,
- &user_pol,
- 16,
- &user_info);
-
- if (!NT_STATUS_IS_OK(status)) {
-
- rpccli_samr_DeleteUser(pipe_hnd, mem_ctx,
- &user_pol);
-
- libnet_join_set_error_string(mem_ctx, r,
- "Failed to set account flags for machine account (%s)\n",
- nt_errstr(status));
- goto done;
- }
-
- /* Set password on machine account - first try level 26 */
-
- init_samr_CryptPasswordEx(r->in.machine_password,
- &cli->user_session_key,
- &crypt_pwd_ex);
-
- user_info.info26.password = crypt_pwd_ex;
- user_info.info26.password_expired = PASS_DONT_CHANGE_AT_NEXT_LOGON;
-
- status = rpccli_samr_SetUserInfo2(pipe_hnd, mem_ctx,
- &user_pol,
- 26,
- &user_info);
-
- if (NT_STATUS_EQUAL(status, NT_STATUS(DCERPC_FAULT_INVALID_TAG))) {
-
- /* retry with level 24 */
-
- init_samr_CryptPassword(r->in.machine_password,
- &cli->user_session_key,
- &crypt_pwd);
-
- user_info.info24.password = crypt_pwd;
- user_info.info24.password_expired = PASS_DONT_CHANGE_AT_NEXT_LOGON;
-
- status = rpccli_samr_SetUserInfo2(pipe_hnd, mem_ctx,
- &user_pol,
- 24,
- &user_info);
- }
-
- if (!NT_STATUS_IS_OK(status)) {
-
- rpccli_samr_DeleteUser(pipe_hnd, mem_ctx,
- &user_pol);
-
- libnet_join_set_error_string(mem_ctx, r,
- "Failed to set password for machine account (%s)\n",
- nt_errstr(status));
- goto done;
- }
-
- status = NT_STATUS_OK;
-
- done:
- if (!pipe_hnd) {
- return status;
- }
-
- if (is_valid_policy_hnd(&sam_pol)) {
- rpccli_samr_Close(pipe_hnd, mem_ctx, &sam_pol);
- }
- if (is_valid_policy_hnd(&domain_pol)) {
- rpccli_samr_Close(pipe_hnd, mem_ctx, &domain_pol);
- }
- if (is_valid_policy_hnd(&user_pol)) {
- rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
- }
- TALLOC_FREE(pipe_hnd);
-
- return status;
-}
-
-/****************************************************************
-****************************************************************/
-
-NTSTATUS libnet_join_ok(const char *netbios_domain_name,
- const char *machine_name,
- const char *dc_name)
-{
- uint32_t neg_flags = NETLOGON_NEG_AUTH2_ADS_FLAGS;
- struct cli_state *cli = NULL;
- struct rpc_pipe_client *pipe_hnd = NULL;
- struct rpc_pipe_client *netlogon_pipe = NULL;
- NTSTATUS status;
- char *machine_password = NULL;
- char *machine_account = NULL;
-
- if (!dc_name) {
- return NT_STATUS_INVALID_PARAMETER;
- }
-
- if (!secrets_init()) {
- return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
- }
-
- machine_password = secrets_fetch_machine_password(netbios_domain_name,
- NULL, NULL);
- if (!machine_password) {
- return NT_STATUS_NO_TRUST_LSA_SECRET;
- }
-
- if (asprintf(&machine_account, "%s$", machine_name) == -1) {
- SAFE_FREE(machine_password);
- return NT_STATUS_NO_MEMORY;
- }
-
- status = cli_full_connection(&cli, NULL,
- dc_name,
- NULL, 0,
- "IPC$", "IPC",
- machine_account,
- NULL,
- machine_password,
- 0,
- Undefined, NULL);
- free(machine_account);
- free(machine_password);
-
- if (!NT_STATUS_IS_OK(status)) {
- status = cli_full_connection(&cli, NULL,
- dc_name,
- NULL, 0,
- "IPC$", "IPC",
- "",
- NULL,
- "",
- 0,
- Undefined, NULL);
- }
-
- if (!NT_STATUS_IS_OK(status)) {
- return status;
- }
-
- status = get_schannel_session_key(cli, netbios_domain_name,
- &neg_flags, &netlogon_pipe);
- if (!NT_STATUS_IS_OK(status)) {
- if (NT_STATUS_EQUAL(status, NT_STATUS_INVALID_NETWORK_RESPONSE)) {
- cli_shutdown(cli);
- return NT_STATUS_OK;
- }
-
- DEBUG(0,("libnet_join_ok: failed to get schannel session "
- "key from server %s for domain %s. Error was %s\n",
- cli->desthost, netbios_domain_name, nt_errstr(status)));
- cli_shutdown(cli);
- return status;
- }
-
- if (!lp_client_schannel()) {
- cli_shutdown(cli);
- return NT_STATUS_OK;
- }
-
- status = cli_rpc_pipe_open_schannel_with_key(
- cli, &ndr_table_netlogon.syntax_id, NCACN_NP,
- DCERPC_AUTH_LEVEL_PRIVACY,
- netbios_domain_name, &netlogon_pipe->dc, &pipe_hnd);
-
- cli_shutdown(cli);
-
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0,("libnet_join_ok: failed to open schannel session "
- "on netlogon pipe to server %s for domain %s. "
- "Error was %s\n",
- cli->desthost, netbios_domain_name, nt_errstr(status)));
- return status;
- }
-
- return NT_STATUS_OK;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR libnet_join_post_verify(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- NTSTATUS status;
-
- status = libnet_join_ok(r->out.netbios_domain_name,
- r->in.machine_name,
- r->in.dc_name);
- if (!NT_STATUS_IS_OK(status)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to verify domain membership after joining: %s",
- get_friendly_nt_error_msg(status));
- return WERR_SETUP_NOT_JOINED;
- }
-
- return WERR_OK;
-}
-
-/****************************************************************
-****************************************************************/
-
-static bool libnet_join_unjoindomain_remove_secrets(TALLOC_CTX *mem_ctx,
- struct libnet_UnjoinCtx *r)
-{
- if (!secrets_delete_machine_password_ex(lp_workgroup())) {
- return false;
- }
-
- if (!secrets_delete_domain_sid(lp_workgroup())) {
- return false;
- }
-
- return true;
-}
-
-/****************************************************************
-****************************************************************/
-
-static NTSTATUS libnet_join_unjoindomain_rpc(TALLOC_CTX *mem_ctx,
- struct libnet_UnjoinCtx *r)
-{
- struct cli_state *cli = NULL;
- struct rpc_pipe_client *pipe_hnd = NULL;
- struct policy_handle sam_pol, domain_pol, user_pol;
- NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
- char *acct_name;
- uint32_t user_rid;
- struct lsa_String lsa_acct_name;
- struct samr_Ids user_rids;
- struct samr_Ids name_types;
- union samr_UserInfo *info = NULL;
-
- ZERO_STRUCT(sam_pol);
- ZERO_STRUCT(domain_pol);
- ZERO_STRUCT(user_pol);
-
- status = libnet_join_connect_dc_ipc(r->in.dc_name,
- r->in.admin_account,
- r->in.admin_password,
- r->in.use_kerberos,
- &cli);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- /* Open the domain */
-
- status = cli_rpc_pipe_open_noauth(cli, &ndr_table_samr.syntax_id,
- &pipe_hnd);
- if (!NT_STATUS_IS_OK(status)) {
- DEBUG(0,("Error connecting to SAM pipe. Error was %s\n",
- nt_errstr(status)));
- goto done;
- }
-
- status = rpccli_samr_Connect2(pipe_hnd, mem_ctx,
- pipe_hnd->desthost,
- SEC_FLAG_MAXIMUM_ALLOWED,
- &sam_pol);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- status = rpccli_samr_OpenDomain(pipe_hnd, mem_ctx,
- &sam_pol,
- SEC_FLAG_MAXIMUM_ALLOWED,
- r->in.domain_sid,
- &domain_pol);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- /* Create domain user */
-
- acct_name = talloc_asprintf(mem_ctx, "%s$", r->in.machine_name);
- strlower_m(acct_name);
-
- init_lsa_String(&lsa_acct_name, acct_name);
-
- status = rpccli_samr_LookupNames(pipe_hnd, mem_ctx,
- &domain_pol,
- 1,
- &lsa_acct_name,
- &user_rids,
- &name_types);
-
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- if (name_types.ids[0] != SID_NAME_USER) {
- DEBUG(0, ("%s is not a user account (type=%d)\n", acct_name,
- name_types.ids[0]));
- status = NT_STATUS_INVALID_WORKSTATION;
- goto done;
- }
-
- user_rid = user_rids.ids[0];
-
- /* Open handle on user */
-
- status = rpccli_samr_OpenUser(pipe_hnd, mem_ctx,
- &domain_pol,
- SEC_FLAG_MAXIMUM_ALLOWED,
- user_rid,
- &user_pol);
- if (!NT_STATUS_IS_OK(status)) {
- goto done;
- }
-
- /* Get user info */
-
- status = rpccli_samr_QueryUserInfo(pipe_hnd, mem_ctx,
- &user_pol,
- 16,
- &info);
- if (!NT_STATUS_IS_OK(status)) {
- rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
- goto done;
- }
-
- /* now disable and setuser info */
-
- info->info16.acct_flags |= ACB_DISABLED;
-
- status = rpccli_samr_SetUserInfo(pipe_hnd, mem_ctx,
- &user_pol,
- 16,
- info);
-
- rpccli_samr_Close(pipe_hnd, mem_ctx, &user_pol);
-
-done:
- if (pipe_hnd) {
- if (is_valid_policy_hnd(&domain_pol)) {
- rpccli_samr_Close(pipe_hnd, mem_ctx, &domain_pol);
- }
- if (is_valid_policy_hnd(&sam_pol)) {
- rpccli_samr_Close(pipe_hnd, mem_ctx, &sam_pol);
- }
- TALLOC_FREE(pipe_hnd);
- }
-
- if (cli) {
- cli_shutdown(cli);
- }
-
- return status;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR do_join_modify_vals_config(struct libnet_JoinCtx *r)
-{
- WERROR werr;
- struct smbconf_ctx *ctx;
-
- werr = smbconf_init_reg(r, &ctx, NULL);
- if (!W_ERROR_IS_OK(werr)) {
- goto done;
- }
-
- if (!(r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE)) {
-
- werr = smbconf_set_global_parameter(ctx, "security", "user");
- W_ERROR_NOT_OK_GOTO_DONE(werr);
-
- werr = smbconf_set_global_parameter(ctx, "workgroup",
- r->in.domain_name);
-
- smbconf_delete_global_parameter(ctx, "realm");
- goto done;
- }
-
- werr = smbconf_set_global_parameter(ctx, "security", "domain");
- W_ERROR_NOT_OK_GOTO_DONE(werr);
-
- werr = smbconf_set_global_parameter(ctx, "workgroup",
- r->out.netbios_domain_name);
- W_ERROR_NOT_OK_GOTO_DONE(werr);
-
- if (r->out.domain_is_ad) {
- werr = smbconf_set_global_parameter(ctx, "security", "ads");
- W_ERROR_NOT_OK_GOTO_DONE(werr);
-
- werr = smbconf_set_global_parameter(ctx, "realm",
- r->out.dns_domain_name);
- W_ERROR_NOT_OK_GOTO_DONE(werr);
- }
-
- done:
- smbconf_shutdown(ctx);
- return werr;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR do_unjoin_modify_vals_config(struct libnet_UnjoinCtx *r)
-{
- WERROR werr = WERR_OK;
- struct smbconf_ctx *ctx;
-
- werr = smbconf_init_reg(r, &ctx, NULL);
- if (!W_ERROR_IS_OK(werr)) {
- goto done;
- }
-
- if (r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
-
- werr = smbconf_set_global_parameter(ctx, "security", "user");
- W_ERROR_NOT_OK_GOTO_DONE(werr);
-
- werr = smbconf_delete_global_parameter(ctx, "workgroup");
- W_ERROR_NOT_OK_GOTO_DONE(werr);
-
- smbconf_delete_global_parameter(ctx, "realm");
- }
-
- done:
- smbconf_shutdown(ctx);
- return werr;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR do_JoinConfig(struct libnet_JoinCtx *r)
-{
- WERROR werr;
-
- if (!W_ERROR_IS_OK(r->out.result)) {
- return r->out.result;
- }
-
- if (!r->in.modify_config) {
- return WERR_OK;
- }
-
- werr = do_join_modify_vals_config(r);
- if (!W_ERROR_IS_OK(werr)) {
- return werr;
- }
-
- lp_load(get_dyn_CONFIGFILE(),true,false,false,true);
-
- r->out.modified_config = true;
- r->out.result = werr;
-
- return werr;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR libnet_unjoin_config(struct libnet_UnjoinCtx *r)
-{
- WERROR werr;
-
- if (!W_ERROR_IS_OK(r->out.result)) {
- return r->out.result;
- }
-
- if (!r->in.modify_config) {
- return WERR_OK;
- }
-
- werr = do_unjoin_modify_vals_config(r);
- if (!W_ERROR_IS_OK(werr)) {
- return werr;
- }
-
- lp_load(get_dyn_CONFIGFILE(),true,false,false,true);
-
- r->out.modified_config = true;
- r->out.result = werr;
-
- return werr;
-}
-
-/****************************************************************
-****************************************************************/
-
-static bool libnet_parse_domain_dc(TALLOC_CTX *mem_ctx,
- const char *domain_str,
- const char **domain_p,
- const char **dc_p)
-{
- char *domain = NULL;
- char *dc = NULL;
- const char *p = NULL;
-
- if (!domain_str || !domain_p || !dc_p) {
- return false;
- }
-
- p = strchr_m(domain_str, '\\');
-
- if (p != NULL) {
- domain = talloc_strndup(mem_ctx, domain_str,
- PTR_DIFF(p, domain_str));
- dc = talloc_strdup(mem_ctx, p+1);
- if (!dc) {
- return false;
- }
- } else {
- domain = talloc_strdup(mem_ctx, domain_str);
- dc = NULL;
- }
- if (!domain) {
- return false;
- }
-
- *domain_p = domain;
-
- if (!*dc_p && dc) {
- *dc_p = dc;
- }
-
- return true;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR libnet_join_pre_processing(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- if (!r->in.domain_name) {
- libnet_join_set_error_string(mem_ctx, r,
- "No domain name defined");
- return WERR_INVALID_PARAM;
- }
-
- if (!libnet_parse_domain_dc(mem_ctx, r->in.domain_name,
- &r->in.domain_name,
- &r->in.dc_name)) {
- libnet_join_set_error_string(mem_ctx, r,
- "Failed to parse domain name");
- return WERR_INVALID_PARAM;
- }
-
- if (IS_DC) {
- return WERR_SETUP_DOMAIN_CONTROLLER;
- }
-
- if (!secrets_init()) {
- libnet_join_set_error_string(mem_ctx, r,
- "Unable to open secrets database");
- return WERR_CAN_NOT_COMPLETE;
- }
-
- return WERR_OK;
-}
-
-/****************************************************************
-****************************************************************/
-
-static void libnet_join_add_dom_rids_to_builtins(struct dom_sid *domain_sid)
-{
- NTSTATUS status;
-
- /* Try adding dom admins to builtin\admins. Only log failures. */
- status = create_builtin_administrators(domain_sid);
- if (NT_STATUS_EQUAL(status, NT_STATUS_PROTOCOL_UNREACHABLE)) {
- DEBUG(10,("Unable to auto-add domain administrators to "
- "BUILTIN\\Administrators during join because "
- "winbindd must be running."));
- } else if (!NT_STATUS_IS_OK(status)) {
- DEBUG(5, ("Failed to auto-add domain administrators to "
- "BUILTIN\\Administrators during join: %s\n",
- nt_errstr(status)));
- }
-
- /* Try adding dom users to builtin\users. Only log failures. */
- status = create_builtin_users(domain_sid);
- if (NT_STATUS_EQUAL(status, NT_STATUS_PROTOCOL_UNREACHABLE)) {
- DEBUG(10,("Unable to auto-add domain users to BUILTIN\\users "
- "during join because winbindd must be running."));
- } else if (!NT_STATUS_IS_OK(status)) {
- DEBUG(5, ("Failed to auto-add domain administrators to "
- "BUILTIN\\Administrators during join: %s\n",
- nt_errstr(status)));
- }
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR libnet_join_post_processing(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- WERROR werr;
-
- if (!W_ERROR_IS_OK(r->out.result)) {
- return r->out.result;
- }
-
- werr = do_JoinConfig(r);
- if (!W_ERROR_IS_OK(werr)) {
- return werr;
- }
-
- if (!(r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE)) {
- return WERR_OK;
- }
-
- saf_join_store(r->out.netbios_domain_name, r->in.dc_name);
- if (r->out.dns_domain_name) {
- saf_join_store(r->out.dns_domain_name, r->in.dc_name);
- }
-
-#ifdef WITH_ADS
- if (r->out.domain_is_ad &&
- !(r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_UNSECURE)) {
- ADS_STATUS ads_status;
-
- ads_status = libnet_join_post_processing_ads(mem_ctx, r);
- if (!ADS_ERR_OK(ads_status)) {
- return WERR_GENERAL_FAILURE;
- }
- }
-#endif /* WITH_ADS */
-
- libnet_join_add_dom_rids_to_builtins(r->out.domain_sid);
-
- return WERR_OK;
-}
-
-/****************************************************************
-****************************************************************/
-
-static int libnet_destroy_JoinCtx(struct libnet_JoinCtx *r)
-{
- const char *krb5_cc_env = NULL;
-
- if (r->in.ads) {
- ads_destroy(&r->in.ads);
- }
-
- krb5_cc_env = getenv(KRB5_ENV_CCNAME);
- if (krb5_cc_env && StrCaseCmp(krb5_cc_env, "MEMORY:libnetjoin")) {
- unsetenv(KRB5_ENV_CCNAME);
- }
-
- return 0;
-}
-
-/****************************************************************
-****************************************************************/
-
-static int libnet_destroy_UnjoinCtx(struct libnet_UnjoinCtx *r)
-{
- const char *krb5_cc_env = NULL;
-
- if (r->in.ads) {
- ads_destroy(&r->in.ads);
- }
-
- krb5_cc_env = getenv(KRB5_ENV_CCNAME);
- if (krb5_cc_env && StrCaseCmp(krb5_cc_env, "MEMORY:libnetjoin")) {
- unsetenv(KRB5_ENV_CCNAME);
- }
-
- return 0;
-}
-
-/****************************************************************
-****************************************************************/
-
-WERROR libnet_init_JoinCtx(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx **r)
-{
- struct libnet_JoinCtx *ctx;
- const char *krb5_cc_env = NULL;
-
- ctx = talloc_zero(mem_ctx, struct libnet_JoinCtx);
- if (!ctx) {
- return WERR_NOMEM;
- }
-
- talloc_set_destructor(ctx, libnet_destroy_JoinCtx);
-
- ctx->in.machine_name = talloc_strdup(mem_ctx, global_myname());
- W_ERROR_HAVE_NO_MEMORY(ctx->in.machine_name);
-
- krb5_cc_env = getenv(KRB5_ENV_CCNAME);
- if (!krb5_cc_env || (strlen(krb5_cc_env) == 0)) {
- krb5_cc_env = talloc_strdup(mem_ctx, "MEMORY:libnetjoin");
- W_ERROR_HAVE_NO_MEMORY(krb5_cc_env);
- setenv(KRB5_ENV_CCNAME, krb5_cc_env, 1);
- }
-
- ctx->in.secure_channel_type = SEC_CHAN_WKSTA;
-
- *r = ctx;
-
- return WERR_OK;
-}
-
-/****************************************************************
-****************************************************************/
-
-WERROR libnet_init_UnjoinCtx(TALLOC_CTX *mem_ctx,
- struct libnet_UnjoinCtx **r)
-{
- struct libnet_UnjoinCtx *ctx;
- const char *krb5_cc_env = NULL;
-
- ctx = talloc_zero(mem_ctx, struct libnet_UnjoinCtx);
- if (!ctx) {
- return WERR_NOMEM;
- }
-
- talloc_set_destructor(ctx, libnet_destroy_UnjoinCtx);
-
- ctx->in.machine_name = talloc_strdup(mem_ctx, global_myname());
- W_ERROR_HAVE_NO_MEMORY(ctx->in.machine_name);
-
- krb5_cc_env = getenv(KRB5_ENV_CCNAME);
- if (!krb5_cc_env || (strlen(krb5_cc_env) == 0)) {
- krb5_cc_env = talloc_strdup(mem_ctx, "MEMORY:libnetjoin");
- W_ERROR_HAVE_NO_MEMORY(krb5_cc_env);
- setenv(KRB5_ENV_CCNAME, krb5_cc_env, 1);
- }
-
- *r = ctx;
-
- return WERR_OK;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR libnet_join_check_config(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- bool valid_security = false;
- bool valid_workgroup = false;
- bool valid_realm = false;
-
- /* check if configuration is already set correctly */
-
- valid_workgroup = strequal(lp_workgroup(), r->out.netbios_domain_name);
-
- switch (r->out.domain_is_ad) {
- case false:
- valid_security = (lp_security() == SEC_DOMAIN);
- if (valid_workgroup && valid_security) {
- /* nothing to be done */
- return WERR_OK;
- }
- break;
- case true:
- valid_realm = strequal(lp_realm(), r->out.dns_domain_name);
- switch (lp_security()) {
- case SEC_DOMAIN:
- case SEC_ADS:
- valid_security = true;
- }
-
- if (valid_workgroup && valid_realm && valid_security) {
- /* nothing to be done */
- return WERR_OK;
- }
- break;
- }
-
- /* check if we are supposed to manipulate configuration */
-
- if (!r->in.modify_config) {
-
- char *wrong_conf = talloc_strdup(mem_ctx, "");
-
- if (!valid_workgroup) {
- wrong_conf = talloc_asprintf_append(wrong_conf,
- "\"workgroup\" set to '%s', should be '%s'",
- lp_workgroup(), r->out.netbios_domain_name);
- W_ERROR_HAVE_NO_MEMORY(wrong_conf);
- }
-
- if (!valid_realm) {
- wrong_conf = talloc_asprintf_append(wrong_conf,
- "\"realm\" set to '%s', should be '%s'",
- lp_realm(), r->out.dns_domain_name);
- W_ERROR_HAVE_NO_MEMORY(wrong_conf);
- }
-
- if (!valid_security) {
- const char *sec = NULL;
- switch (lp_security()) {
- case SEC_SHARE: sec = "share"; break;
- case SEC_USER: sec = "user"; break;
- case SEC_DOMAIN: sec = "domain"; break;
- case SEC_ADS: sec = "ads"; break;
- }
- wrong_conf = talloc_asprintf_append(wrong_conf,
- "\"security\" set to '%s', should be %s",
- sec, r->out.domain_is_ad ?
- "either 'domain' or 'ads'" : "'domain'");
- W_ERROR_HAVE_NO_MEMORY(wrong_conf);
- }
-
- libnet_join_set_error_string(mem_ctx, r,
- "Invalid configuration (%s) and configuration modification "
- "was not requested", wrong_conf);
- return WERR_CAN_NOT_COMPLETE;
- }
-
- /* check if we are able to manipulate configuration */
-
- if (!lp_config_backend_is_registry()) {
- libnet_join_set_error_string(mem_ctx, r,
- "Configuration manipulation requested but not "
- "supported by backend");
- return WERR_NOT_SUPPORTED;
- }
-
- return WERR_OK;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR libnet_DomainJoin(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- NTSTATUS status;
- WERROR werr;
- struct cli_state *cli = NULL;
-#ifdef WITH_ADS
- ADS_STATUS ads_status;
-#endif /* WITH_ADS */
-
- if (!r->in.dc_name) {
- struct netr_DsRGetDCNameInfo *info;
- const char *dc;
- status = dsgetdcname(mem_ctx,
- r->in.msg_ctx,
- r->in.domain_name,
- NULL,
- NULL,
- DS_FORCE_REDISCOVERY |
- DS_DIRECTORY_SERVICE_REQUIRED |
- DS_WRITABLE_REQUIRED |
- DS_RETURN_DNS_NAME,
- &info);
- if (!NT_STATUS_IS_OK(status)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to find DC for domain %s",
- r->in.domain_name,
- get_friendly_nt_error_msg(status));
- return WERR_DCNOTFOUND;
- }
-
- dc = strip_hostname(info->dc_unc);
- r->in.dc_name = talloc_strdup(mem_ctx, dc);
- W_ERROR_HAVE_NO_MEMORY(r->in.dc_name);
- }
-
- status = libnet_join_lookup_dc_rpc(mem_ctx, r, &cli);
- if (!NT_STATUS_IS_OK(status)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to lookup DC info for domain '%s' over rpc: %s",
- r->in.domain_name, get_friendly_nt_error_msg(status));
- return ntstatus_to_werror(status);
- }
-
- werr = libnet_join_check_config(mem_ctx, r);
- if (!W_ERROR_IS_OK(werr)) {
- goto done;
- }
-
-#ifdef WITH_ADS
- if (r->out.domain_is_ad && r->in.account_ou &&
- !(r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_UNSECURE)) {
-
- ads_status = libnet_join_connect_ads(mem_ctx, r);
- if (!ADS_ERR_OK(ads_status)) {
- return WERR_DEFAULT_JOIN_REQUIRED;
- }
-
- ads_status = libnet_join_precreate_machine_acct(mem_ctx, r);
- if (!ADS_ERR_OK(ads_status)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to precreate account in ou %s: %s",
- r->in.account_ou,
- ads_errstr(ads_status));
- return WERR_DEFAULT_JOIN_REQUIRED;
- }
-
- r->in.join_flags &= ~WKSSVC_JOIN_FLAGS_ACCOUNT_CREATE;
- }
-#endif /* WITH_ADS */
-
- if ((r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_UNSECURE) &&
- (r->in.join_flags & WKSSVC_JOIN_FLAGS_MACHINE_PWD_PASSED)) {
- status = libnet_join_joindomain_rpc_unsecure(mem_ctx, r, cli);
- } else {
- status = libnet_join_joindomain_rpc(mem_ctx, r, cli);
- }
- if (!NT_STATUS_IS_OK(status)) {
- libnet_join_set_error_string(mem_ctx, r,
- "failed to join domain '%s' over rpc: %s",
- r->in.domain_name, get_friendly_nt_error_msg(status));
- if (NT_STATUS_EQUAL(status, NT_STATUS_USER_EXISTS)) {
- return WERR_SETUP_ALREADY_JOINED;
- }
- werr = ntstatus_to_werror(status);
- goto done;
- }
-
- if (!libnet_join_joindomain_store_secrets(mem_ctx, r)) {
- werr = WERR_SETUP_NOT_JOINED;
- goto done;
- }
-
- werr = WERR_OK;
-
- done:
- if (cli) {
- cli_shutdown(cli);
- }
-
- return werr;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR libnet_join_rollback(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- WERROR werr;
- struct libnet_UnjoinCtx *u = NULL;
-
- werr = libnet_init_UnjoinCtx(mem_ctx, &u);
- if (!W_ERROR_IS_OK(werr)) {
- return werr;
- }
-
- u->in.debug = r->in.debug;
- u->in.dc_name = r->in.dc_name;
- u->in.domain_name = r->in.domain_name;
- u->in.admin_account = r->in.admin_account;
- u->in.admin_password = r->in.admin_password;
- u->in.modify_config = r->in.modify_config;
- u->in.unjoin_flags = WKSSVC_JOIN_FLAGS_JOIN_TYPE |
- WKSSVC_JOIN_FLAGS_ACCOUNT_DELETE;
-
- werr = libnet_Unjoin(mem_ctx, u);
- TALLOC_FREE(u);
-
- return werr;
-}
-
-/****************************************************************
-****************************************************************/
-
-WERROR libnet_Join(TALLOC_CTX *mem_ctx,
- struct libnet_JoinCtx *r)
-{
- WERROR werr;
-
- if (r->in.debug) {
- LIBNET_JOIN_IN_DUMP_CTX(mem_ctx, r);
- }
-
- werr = libnet_join_pre_processing(mem_ctx, r);
- if (!W_ERROR_IS_OK(werr)) {
- goto done;
- }
-
- if (r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
- werr = libnet_DomainJoin(mem_ctx, r);
- if (!W_ERROR_IS_OK(werr)) {
- goto done;
- }
- }
-
- werr = libnet_join_post_processing(mem_ctx, r);
- if (!W_ERROR_IS_OK(werr)) {
- goto done;
- }
-
- if (r->in.join_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
- werr = libnet_join_post_verify(mem_ctx, r);
- if (!W_ERROR_IS_OK(werr)) {
- libnet_join_rollback(mem_ctx, r);
- }
- }
-
- done:
- r->out.result = werr;
-
- if (r->in.debug) {
- LIBNET_JOIN_OUT_DUMP_CTX(mem_ctx, r);
- }
- return werr;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR libnet_DomainUnjoin(TALLOC_CTX *mem_ctx,
- struct libnet_UnjoinCtx *r)
-{
- NTSTATUS status;
-
- if (!r->in.domain_sid) {
- struct dom_sid sid;
- if (!secrets_fetch_domain_sid(lp_workgroup(), &sid)) {
- libnet_unjoin_set_error_string(mem_ctx, r,
- "Unable to fetch domain sid: are we joined?");
- return WERR_SETUP_NOT_JOINED;
- }
- r->in.domain_sid = sid_dup_talloc(mem_ctx, &sid);
- W_ERROR_HAVE_NO_MEMORY(r->in.domain_sid);
- }
-
- if (!(r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_ACCOUNT_DELETE) &&
- !r->in.delete_machine_account) {
- libnet_join_unjoindomain_remove_secrets(mem_ctx, r);
- return WERR_OK;
- }
-
- if (!r->in.dc_name) {
- struct netr_DsRGetDCNameInfo *info;
- const char *dc;
- status = dsgetdcname(mem_ctx,
- r->in.msg_ctx,
- r->in.domain_name,
- NULL,
- NULL,
- DS_DIRECTORY_SERVICE_REQUIRED |
- DS_WRITABLE_REQUIRED |
- DS_RETURN_DNS_NAME,
- &info);
- if (!NT_STATUS_IS_OK(status)) {
- libnet_unjoin_set_error_string(mem_ctx, r,
- "failed to find DC for domain %s",
- r->in.domain_name,
- get_friendly_nt_error_msg(status));
- return WERR_DCNOTFOUND;
- }
-
- dc = strip_hostname(info->dc_unc);
- r->in.dc_name = talloc_strdup(mem_ctx, dc);
- W_ERROR_HAVE_NO_MEMORY(r->in.dc_name);
- }
-
-#ifdef WITH_ADS
- /* for net ads leave, try to delete the account. If it works,
- no sense in disabling. If it fails, we can still try to
- disable it. jmcd */
-
- if (r->in.delete_machine_account) {
- ADS_STATUS ads_status;
- ads_status = libnet_unjoin_connect_ads(mem_ctx, r);
- if (ADS_ERR_OK(ads_status)) {
- /* dirty hack */
- r->out.dns_domain_name =
- talloc_strdup(mem_ctx,
- r->in.ads->server.realm);
- ads_status =
- libnet_unjoin_remove_machine_acct(mem_ctx, r);
- }
- if (!ADS_ERR_OK(ads_status)) {
- libnet_unjoin_set_error_string(mem_ctx, r,
- "failed to remove machine account from AD: %s",
- ads_errstr(ads_status));
- } else {
- r->out.deleted_machine_account = true;
- W_ERROR_HAVE_NO_MEMORY(r->out.dns_domain_name);
- libnet_join_unjoindomain_remove_secrets(mem_ctx, r);
- return WERR_OK;
- }
- }
-#endif /* WITH_ADS */
-
- /* The WKSSVC_JOIN_FLAGS_ACCOUNT_DELETE flag really means
- "disable". */
- if (r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_ACCOUNT_DELETE) {
- status = libnet_join_unjoindomain_rpc(mem_ctx, r);
- if (!NT_STATUS_IS_OK(status)) {
- libnet_unjoin_set_error_string(mem_ctx, r,
- "failed to disable machine account via rpc: %s",
- get_friendly_nt_error_msg(status));
- if (NT_STATUS_EQUAL(status, NT_STATUS_NO_SUCH_USER)) {
- return WERR_SETUP_NOT_JOINED;
- }
- return ntstatus_to_werror(status);
- }
-
- r->out.disabled_machine_account = true;
- }
-
- /* If disable succeeded or was not requested at all, we
- should be getting rid of our end of things */
-
- libnet_join_unjoindomain_remove_secrets(mem_ctx, r);
-
- return WERR_OK;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR libnet_unjoin_pre_processing(TALLOC_CTX *mem_ctx,
- struct libnet_UnjoinCtx *r)
-{
- if (!r->in.domain_name) {
- libnet_unjoin_set_error_string(mem_ctx, r,
- "No domain name defined");
- return WERR_INVALID_PARAM;
- }
-
- if (!libnet_parse_domain_dc(mem_ctx, r->in.domain_name,
- &r->in.domain_name,
- &r->in.dc_name)) {
- libnet_unjoin_set_error_string(mem_ctx, r,
- "Failed to parse domain name");
- return WERR_INVALID_PARAM;
- }
-
- if (IS_DC) {
- return WERR_SETUP_DOMAIN_CONTROLLER;
- }
-
- if (!secrets_init()) {
- libnet_unjoin_set_error_string(mem_ctx, r,
- "Unable to open secrets database");
- return WERR_CAN_NOT_COMPLETE;
- }
-
- return WERR_OK;
-}
-
-/****************************************************************
-****************************************************************/
-
-static WERROR libnet_unjoin_post_processing(TALLOC_CTX *mem_ctx,
- struct libnet_UnjoinCtx *r)
-{
- saf_delete(r->out.netbios_domain_name);
- saf_delete(r->out.dns_domain_name);
-
- return libnet_unjoin_config(r);
-}
-
-/****************************************************************
-****************************************************************/
-
-WERROR libnet_Unjoin(TALLOC_CTX *mem_ctx,
- struct libnet_UnjoinCtx *r)
-{
- WERROR werr;
-
- if (r->in.debug) {
- LIBNET_UNJOIN_IN_DUMP_CTX(mem_ctx, r);
- }
-
- werr = libnet_unjoin_pre_processing(mem_ctx, r);
- if (!W_ERROR_IS_OK(werr)) {
- goto done;
- }
-
- if (r->in.unjoin_flags & WKSSVC_JOIN_FLAGS_JOIN_TYPE) {
- werr = libnet_DomainUnjoin(mem_ctx, r);
- if (!W_ERROR_IS_OK(werr)) {
- libnet_unjoin_config(r);
- goto done;
- }
- }
-
- werr = libnet_unjoin_post_processing(mem_ctx, r);
- if (!W_ERROR_IS_OK(werr)) {
- goto done;
- }
-
- done:
- r->out.result = werr;
-
- if (r->in.debug) {
- LIBNET_UNJOIN_OUT_DUMP_CTX(mem_ctx, r);
- }
-
- return werr;
-}
git.samba.org / nivanova / samba.git / commitdiff