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Andrew Tridgell b33681fc0b Add clock skew handling to our kerberos code. This allows us to cope with
the DC being out of sync with the local machine.
(This used to be commit 0d28d769472ea3b98ae4c8757093dfd4499f6dd1)
2002-09-17 12:12:50 +00:00

59 lines
1.8 KiB
C

/*
Unix SMB/CIFS implementation.
krb5 set password implementation
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 2 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, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "includes.h"
#ifdef HAVE_KRB5
ADS_STATUS ads_change_trust_account_password(ADS_STRUCT *ads, char *host_principal)
{
char *tmp_password;
char *password;
char *new_password;
char *service_principal;
ADS_STATUS ret;
if ((password = secrets_fetch_machine_password()) == NULL) {
DEBUG(1,("Failed to retrieve password for principal %s\n", host_principal));
return ADS_ERROR_SYSTEM(ENOENT);
}
tmp_password = generate_random_str(DEFAULT_TRUST_ACCOUNT_PASSWORD_LENGTH);
new_password = strdup(tmp_password);
asprintf(&service_principal, "HOST/%s", host_principal);
ret = kerberos_set_password(ads->auth.kdc_server, host_principal, password,
service_principal, new_password, ads->auth.time_offset);
if (!secrets_store_machine_password(new_password)) {
DEBUG(1,("Failed to save machine password\n"));
return ADS_ERROR_SYSTEM(EACCES);
}
SAFE_FREE(service_principal);
SAFE_FREE(new_password);
return ret;
}
#endif