/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <pwd.h>
#include <locale.h>
#include <syslog.h>
#include <errno.h>
#include <com_err.h>
#include <k5-int.h>
extern uint_t kwarn_add_warning(char *, int);
extern uint_t kwarn_del_warning(char *);
/*
* Store the forwarded creds in the user's local ccache and register
* w/ktkt_warnd(1M).
*/
krb5_error_code
store_forw_creds(krb5_context context,
krb5_creds **creds,
krb5_ticket *ticket,
char *lusername,
krb5_ccache *ccache)
{
krb5_error_code retval;
char ccname[MAXPATHLEN];
struct passwd *pwd;
uid_t uid;
char *client_name = NULL;
*ccache = NULL;
if (!(pwd = getpwnam(lusername)))
return (ENOENT);
uid = getuid();
if (seteuid(pwd->pw_uid))
return (-1);
(void) snprintf(ccname, sizeof (ccname), "FILE:/tmp/krb5cc_%ld",
pwd->pw_uid);
if ((retval = krb5_cc_resolve(context, ccname, ccache)) != 0) {
krb5_set_error_message(context, retval,
gettext("failed to resolve cred cache %s"), ccname);
goto cleanup;
}
if ((retval = krb5_cc_initialize(context, *ccache,
ticket->enc_part2->client)) != 0) {
krb5_set_error_message(context, retval,
gettext("failed to initialize cred cache %s"), ccname);
goto cleanup;
}
if ((retval = krb5_cc_store_cred(context, *ccache, *creds)) != 0) {
krb5_set_error_message(context, retval,
gettext("failed to store cred in cache %s"), ccname);
goto cleanup;
}
if ((retval = krb5_cc_close(context, *ccache)) != 0)
goto cleanup;
/* Register with ktkt_warnd(1M) */
if ((retval = krb5_unparse_name(context, (*creds)->client,
&client_name)) != 0)
goto cleanup;
(void) kwarn_del_warning(client_name);
if (kwarn_add_warning(client_name, (*creds)->times.endtime) != 0) {
syslog(LOG_AUTH|LOG_NOTICE,
"store_forw_creds: kwarn_add_warning"
" failed: ktkt_warnd(1M) down? ");
}
free(client_name);
client_name = NULL;
cleanup:
(void) seteuid(uid);
return (retval);
}