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/* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
* Copyright 2011 Red Hat, Inc.
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation files
* (the "Software"), to deal in the Software without restriction,
* including without limitation the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "common.h"
static void
usage(void)
{
fprintf(stderr,
"Usage: t_credstore [-sabi] principal [{key value} ...]\n");
exit(1);
}
int
main(int argc, char *argv[])
{
OM_uint32 minor, major;
gss_key_value_set_desc store;
gss_name_t name;
gss_cred_usage_t cred_usage = GSS_C_BOTH;
gss_OID_set mechs = GSS_C_NO_OID_SET;
gss_cred_id_t cred = GSS_C_NO_CREDENTIAL;
gss_ctx_id_t ictx = GSS_C_NO_CONTEXT, actx = GSS_C_NO_CONTEXT;
gss_buffer_desc itok, atok;
krb5_boolean store_creds = FALSE, replay = FALSE;
char opt;
/* Parse options. */
for (argv++; *argv != NULL && **argv == '-'; argv++) {
opt = (*argv)[1];
if (opt == 's')
store_creds = TRUE;
else if (opt == 'r')
replay = TRUE;
else if (opt == 'a')
cred_usage = GSS_C_ACCEPT;
else if (opt == 'b')
cred_usage = GSS_C_BOTH;
else if (opt == 'i')
cred_usage = GSS_C_INITIATE;
else
usage();
}
/* Get the principal name. */
if (*argv == NULL)
usage();
name = import_name(*argv++);
/* Put any remaining arguments into the store. */
store.elements = calloc(argc, sizeof(struct gss_key_value_element_struct));
if (!store.elements)
errout("OOM");
store.count = 0;
while (*argv != NULL) {
if (*(argv + 1) == NULL)
usage();
store.elements[store.count].key = *argv;
store.elements[store.count].value = *(argv + 1);
store.count++;
argv += 2;
}
if (store_creds) {
/* Acquire default creds and try to store them in the cred store. */
major = gss_acquire_cred(&minor, GSS_C_NO_NAME, 0, GSS_C_NO_OID_SET,
GSS_C_INITIATE, &cred, NULL, NULL);
check_gsserr("gss_acquire_cred", major, minor);
major = gss_store_cred_into(&minor, cred, GSS_C_INITIATE,
GSS_C_NO_OID, 1, 0, &store, NULL, NULL);
check_gsserr("gss_store_cred_into", major, minor);
gss_release_cred(&minor, &cred);
}
/* Try to acquire creds from store. */
major = gss_acquire_cred_from(&minor, name, 0, mechs, cred_usage,
&store, &cred, NULL, NULL);
check_gsserr("gss_acquire_cred_from", major, minor);
if (replay) {
/* Induce a replay using cred as the acceptor cred, to test the replay
* cache indicated by the store. */
major = gss_init_sec_context(&minor, GSS_C_NO_CREDENTIAL, &ictx, name,
&mech_krb5, 0, GSS_C_INDEFINITE,
GSS_C_NO_CHANNEL_BINDINGS,
GSS_C_NO_BUFFER, NULL, &itok, NULL, NULL);
check_gsserr("gss_init_sec_context", major, minor);
(void)gss_delete_sec_context(&minor, &ictx, NULL);
major = gss_accept_sec_context(&minor, &actx, cred, &itok,
GSS_C_NO_CHANNEL_BINDINGS, NULL, NULL,
&atok, NULL, NULL, NULL);
check_gsserr("gss_accept_sec_context(1)", major, minor);
(void)gss_release_buffer(&minor, &atok);
(void)gss_delete_sec_context(&minor, &actx, NULL);
major = gss_accept_sec_context(&minor, &actx, cred, &itok,
GSS_C_NO_CHANNEL_BINDINGS, NULL, NULL,
&atok, NULL, NULL, NULL);
check_gsserr("gss_accept_sec_context(2)", major, minor);
(void)gss_release_buffer(&minor, &atok);
(void)gss_delete_sec_context(&minor, &actx, NULL);
}
gss_release_name(&minor, &name);
gss_release_cred(&minor, &cred);
free(store.elements);
return 0;
}
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