test_forward.c revision 233294
1178825Sdfr/* 2233294Sstas * Copyright (c) 2008 Kungliga Tekniska H��gskolan 3233294Sstas * (Royal Institute of Technology, Stockholm, Sweden). 4233294Sstas * All rights reserved. 5178825Sdfr * 6233294Sstas * Redistribution and use in source and binary forms, with or without 7233294Sstas * modification, are permitted provided that the following conditions 8233294Sstas * are met: 9178825Sdfr * 10233294Sstas * 1. Redistributions of source code must retain the above copyright 11233294Sstas * notice, this list of conditions and the following disclaimer. 12178825Sdfr * 13233294Sstas * 2. Redistributions in binary form must reproduce the above copyright 14233294Sstas * notice, this list of conditions and the following disclaimer in the 15233294Sstas * documentation and/or other materials provided with the distribution. 16178825Sdfr * 17178825Sdfr * 3. Neither the name of KTH nor the names of its contributors may be 18178825Sdfr * used to endorse or promote products derived from this software without 19178825Sdfr * specific prior written permission. 20178825Sdfr * 21178825Sdfr * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY 22178825Sdfr * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23178825Sdfr * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 24178825Sdfr * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE 25178825Sdfr * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26178825Sdfr * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27178825Sdfr * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 28178825Sdfr * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 29178825Sdfr * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 30178825Sdfr * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 31178825Sdfr * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ 32178825Sdfr 33178825Sdfr#include "krb5_locl.h" 34178825Sdfr#include <err.h> 35178825Sdfr#include <getarg.h> 36178825Sdfr 37178825Sdfrstatic int version_flag = 0; 38178825Sdfrstatic int help_flag = 0; 39178825Sdfr 40178825Sdfrstatic struct getargs args[] = { 41178825Sdfr {"version", 0, arg_flag, &version_flag, 42178825Sdfr "print version", NULL }, 43178825Sdfr {"help", 0, arg_flag, &help_flag, 44178825Sdfr NULL, NULL } 45178825Sdfr}; 46178825Sdfr 47178825Sdfrstatic void 48178825Sdfrusage (int ret) 49178825Sdfr{ 50178825Sdfr arg_printusage (args, 51178825Sdfr sizeof(args)/sizeof(*args), 52178825Sdfr NULL, 53178825Sdfr "hostname"); 54178825Sdfr exit (ret); 55178825Sdfr} 56178825Sdfr 57178825Sdfrint 58178825Sdfrmain(int argc, char **argv) 59178825Sdfr{ 60178825Sdfr const char *hostname; 61178825Sdfr krb5_context context; 62178825Sdfr krb5_auth_context ac; 63178825Sdfr krb5_error_code ret; 64178825Sdfr krb5_creds cred; 65178825Sdfr krb5_ccache id; 66178825Sdfr krb5_data data; 67178825Sdfr int optidx = 0; 68178825Sdfr 69178825Sdfr setprogname (argv[0]); 70178825Sdfr 71178825Sdfr if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx)) 72178825Sdfr usage(1); 73233294Sstas 74178825Sdfr if (help_flag) 75178825Sdfr usage (0); 76178825Sdfr 77178825Sdfr if(version_flag){ 78178825Sdfr print_version(NULL); 79178825Sdfr exit(0); 80178825Sdfr } 81178825Sdfr 82178825Sdfr argc -= optidx; 83178825Sdfr argv += optidx; 84178825Sdfr 85178825Sdfr if (argc < 1) 86178825Sdfr usage(1); 87178825Sdfr 88178825Sdfr hostname = argv[0]; 89178825Sdfr 90178825Sdfr memset(&cred, 0, sizeof(cred)); 91178825Sdfr 92178825Sdfr ret = krb5_init_context(&context); 93178825Sdfr if (ret) 94178825Sdfr errx (1, "krb5_init_context failed: %d", ret); 95178825Sdfr 96178825Sdfr ret = krb5_cc_default(context, &id); 97178825Sdfr if (ret) 98233294Sstas krb5_err(context, 1, ret, "krb5_cc_default failed"); 99178825Sdfr 100178825Sdfr ret = krb5_auth_con_init(context, &ac); 101178825Sdfr if (ret) 102233294Sstas krb5_err(context, 1, ret, "krb5_auth_con_init failed"); 103178825Sdfr 104178825Sdfr krb5_auth_con_addflags(context, ac, 105178825Sdfr KRB5_AUTH_CONTEXT_CLEAR_FORWARDED_CRED, NULL); 106178825Sdfr 107178825Sdfr ret = krb5_cc_get_principal(context, id, &cred.client); 108178825Sdfr if (ret) 109178825Sdfr krb5_err(context, 1, ret, "krb5_cc_get_principal"); 110178825Sdfr 111178825Sdfr ret = krb5_make_principal(context, 112178825Sdfr &cred.server, 113178825Sdfr krb5_principal_get_realm(context, cred.client), 114178825Sdfr KRB5_TGS_NAME, 115178825Sdfr krb5_principal_get_realm(context, cred.client), 116178825Sdfr NULL); 117178825Sdfr if (ret) 118178825Sdfr krb5_err(context, 1, ret, "krb5_make_principal(server)"); 119178825Sdfr 120178825Sdfr ret = krb5_get_forwarded_creds (context, 121178825Sdfr ac, 122178825Sdfr id, 123178825Sdfr KDC_OPT_FORWARDABLE, 124178825Sdfr hostname, 125178825Sdfr &cred, 126178825Sdfr &data); 127178825Sdfr if (ret) 128178825Sdfr krb5_err (context, 1, ret, "krb5_get_forwarded_creds"); 129178825Sdfr 130178825Sdfr krb5_data_free(&data); 131178825Sdfr krb5_free_context(context); 132178825Sdfr 133178825Sdfr return 0; 134178825Sdfr} 135