125 lines
3.7 KiB
C
125 lines
3.7 KiB
C
/*
|
|
* Copyright (c) 2005, PADL Software Pty Ltd.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* 3. Neither the name of PADL Software nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY PADL SOFTWARE AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL PADL SOFTWARE OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#include "kcm_locl.h"
|
|
|
|
RCSID("$Id: renew.c 14566 2005-02-06 01:22:49Z lukeh $");
|
|
|
|
krb5_error_code
|
|
kcm_ccache_refresh(krb5_context context,
|
|
kcm_ccache ccache,
|
|
krb5_creds **credp)
|
|
{
|
|
krb5_error_code ret;
|
|
krb5_creds in, *out;
|
|
krb5_kdc_flags flags;
|
|
krb5_const_realm realm;
|
|
krb5_ccache_data ccdata;
|
|
|
|
memset(&in, 0, sizeof(in));
|
|
|
|
KCM_ASSERT_VALID(ccache);
|
|
|
|
if (ccache->client == NULL) {
|
|
/* no primary principal */
|
|
kcm_log(0, "Refresh credentials requested but no client principal");
|
|
return KRB5_CC_NOTFOUND;
|
|
}
|
|
|
|
HEIMDAL_MUTEX_lock(&ccache->mutex);
|
|
|
|
/* Fake up an internal ccache */
|
|
kcm_internal_ccache(context, ccache, &ccdata);
|
|
|
|
/* Find principal */
|
|
in.client = ccache->client;
|
|
|
|
if (ccache->server != NULL) {
|
|
ret = krb5_copy_principal(context, ccache->server, &in.server);
|
|
if (ret) {
|
|
kcm_log(0, "Failed to copy service principal: %s",
|
|
krb5_get_err_text(context, ret));
|
|
goto out;
|
|
}
|
|
} else {
|
|
realm = krb5_principal_get_realm(context, in.client);
|
|
ret = krb5_make_principal(context, &in.server, realm,
|
|
KRB5_TGS_NAME, realm, NULL);
|
|
if (ret) {
|
|
kcm_log(0, "Failed to make TGS principal for realm %s: %s",
|
|
realm, krb5_get_err_text(context, ret));
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
if (ccache->tkt_life)
|
|
in.times.endtime = time(NULL) + ccache->tkt_life;
|
|
if (ccache->renew_life)
|
|
in.times.renew_till = time(NULL) + ccache->renew_life;
|
|
|
|
flags.i = 0;
|
|
flags.b.renewable = TRUE;
|
|
flags.b.renew = TRUE;
|
|
|
|
ret = krb5_get_kdc_cred(context,
|
|
&ccdata,
|
|
flags,
|
|
NULL,
|
|
NULL,
|
|
&in,
|
|
&out);
|
|
if (ret) {
|
|
kcm_log(0, "Failed to renew credentials for cache %s: %s",
|
|
ccache->name, krb5_get_err_text(context, ret));
|
|
goto out;
|
|
}
|
|
|
|
/* Swap them in */
|
|
kcm_ccache_remove_creds_internal(context, ccache);
|
|
|
|
ret = kcm_ccache_store_cred_internal(context, ccache, out, 0, credp);
|
|
if (ret) {
|
|
kcm_log(0, "Failed to store credentials for cache %s: %s",
|
|
ccache->name, krb5_get_err_text(context, ret));
|
|
krb5_free_creds(context, out);
|
|
goto out;
|
|
}
|
|
|
|
free(out); /* but not contents */
|
|
|
|
out:
|
|
HEIMDAL_MUTEX_unlock(&ccache->mutex);
|
|
|
|
return ret;
|
|
}
|
|
|