/source3/libads/kerberos_util.c
C | 107 lines | 57 code | 14 blank | 36 comment | 10 complexity | 30bb8841763e8d336d4ed6e5bcc30d72 MD5 | raw file
Possible License(s): Apache-2.0, BSD-3-Clause, GPL-3.0, LGPL-2.1, LGPL-3.0
- /*
- Unix SMB/CIFS implementation.
- krb5 set password implementation
- Copyright (C) Andrew Tridgell 2001
- Copyright (C) Remus Koos 2001 (remuskoos@yahoo.com)
- 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 "smb_krb5.h"
- #include "ads.h"
- #ifdef HAVE_KRB5
- /**
- * Set the machine account password
- * @param ads connection to ads server
- * @param hostname machine whose password is being set
- * @param password new password
- * @return status of password change
- **/
- ADS_STATUS ads_set_machine_password(ADS_STRUCT *ads,
- const char *machine_account,
- const char *password)
- {
- ADS_STATUS status;
- char *principal = NULL;
- /*
- we need to use the '$' form of the name here (the machine account name),
- as otherwise the server might end up setting the password for a user
- instead
- */
- if (asprintf(&principal, "%s@%s", machine_account, ads->config.realm) < 0) {
- return ADS_ERROR_NT(NT_STATUS_NO_MEMORY);
- }
- status = ads_krb5_set_password(ads->auth.kdc_server, principal,
- password, ads->auth.time_offset);
- SAFE_FREE(principal);
- return status;
- }
- /* run kinit to setup our ccache */
- int ads_kinit_password(ADS_STRUCT *ads)
- {
- char *s;
- int ret;
- const char *account_name;
- fstring acct_name;
- if (ads->auth.flags & ADS_AUTH_USER_CREDS) {
- account_name = ads->auth.user_name;
- goto got_accountname;
- }
- if ( IS_DC ) {
- /* this will end up getting a ticket for DOMAIN@RUSTED.REA.LM */
- account_name = lp_workgroup();
- } else {
- /* always use the sAMAccountName for security = domain */
- /* lp_netbios_name()$@REA.LM */
- if ( lp_security() == SEC_DOMAIN ) {
- fstr_sprintf( acct_name, "%s$", lp_netbios_name() );
- account_name = acct_name;
- }
- else
- /* This looks like host/lp_netbios_name()@REA.LM */
- account_name = ads->auth.user_name;
- }
- got_accountname:
- if (asprintf(&s, "%s@%s", account_name, ads->auth.realm) == -1) {
- return KRB5_CC_NOMEM;
- }
- if (!ads->auth.password) {
- SAFE_FREE(s);
- return KRB5_LIBOS_CANTREADPWD;
- }
- ret = kerberos_kinit_password_ext(s, ads->auth.password, ads->auth.time_offset,
- &ads->auth.tgt_expire, NULL, NULL, False, False, ads->auth.renewable,
- NULL);
- if (ret) {
- DEBUG(0,("kerberos_kinit_password %s failed: %s\n",
- s, error_message(ret)));
- }
- SAFE_FREE(s);
- return ret;
- }
- #endif