f8920ae42f
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@22500 ec53bebd-3082-4978-b11e-865c3cabbd6b
137 lines
3.7 KiB
C
137 lines
3.7 KiB
C
/*
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* Copyright (c) 2008 Kungliga Tekniska Högskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of KTH nor the names of its contributors may be
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* used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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#include "krb5_locl.h"
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#include <err.h>
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#include <getarg.h>
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RCSID("$Id$");
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static int version_flag = 0;
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static int help_flag = 0;
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static struct getargs args[] = {
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{"version", 0, arg_flag, &version_flag,
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"print version", NULL },
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{"help", 0, arg_flag, &help_flag,
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NULL, NULL }
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};
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static void
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usage (int ret)
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{
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arg_printusage (args,
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sizeof(args)/sizeof(*args),
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NULL,
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"hostname");
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exit (ret);
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}
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int
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main(int argc, char **argv)
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{
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const char *hostname;
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krb5_context context;
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krb5_auth_context ac;
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krb5_error_code ret;
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krb5_creds cred;
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krb5_ccache id;
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krb5_data data;
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int optidx = 0;
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setprogname (argv[0]);
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if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
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usage(1);
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if (help_flag)
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usage (0);
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if(version_flag){
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print_version(NULL);
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exit(0);
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}
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argc -= optidx;
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argv += optidx;
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if (argc < 1)
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usage(1);
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hostname = argv[0];
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memset(&cred, 0, sizeof(cred));
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ret = krb5_init_context(&context);
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if (ret)
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errx (1, "krb5_init_context failed: %d", ret);
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ret = krb5_cc_default(context, &id);
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if (ret)
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krb5_err(context, 1, ret, "krb5_cc_default failed: %d", ret);
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ret = krb5_auth_con_init(context, &ac);
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if (ret)
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krb5_err(context, 1, ret, "krb5_auth_con_init failed: %d", ret);
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krb5_auth_con_addflags(context, ac,
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KRB5_AUTH_CONTEXT_CLEAR_FORWARDED_CRED, NULL);
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ret = krb5_cc_get_principal(context, id, &cred.client);
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if (ret)
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krb5_err(context, 1, ret, "krb5_cc_get_principal");
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ret = krb5_make_principal(context,
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&cred.server,
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krb5_principal_get_realm(context, cred.client),
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KRB5_TGS_NAME,
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krb5_principal_get_realm(context, cred.client),
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NULL);
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if (ret)
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krb5_err(context, 1, ret, "krb5_make_principal(server)");
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ret = krb5_get_forwarded_creds (context,
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ac,
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id,
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KDC_OPT_FORWARDABLE,
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hostname,
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&cred,
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&data);
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if (ret)
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krb5_err (context, 1, ret, "krb5_get_forwarded_creds");
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krb5_data_free(&data);
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krb5_free_context(context);
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return 0;
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}
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