generate-requests.c revision 90926
176195Sbrian/* 276195Sbrian * Copyright (c) 2000 - 2001 Kungliga Tekniska H�gskolan 376195Sbrian * (Royal Institute of Technology, Stockholm, Sweden). 476195Sbrian * All rights reserved. 576195Sbrian * 676195Sbrian * Redistribution and use in source and binary forms, with or without 776195Sbrian * modification, are permitted provided that the following conditions 876195Sbrian * are met: 976195Sbrian * 1076195Sbrian * 1. Redistributions of source code must retain the above copyright 1176195Sbrian * notice, this list of conditions and the following disclaimer. 1276195Sbrian * 1376195Sbrian * 2. Redistributions in binary form must reproduce the above copyright 1476195Sbrian * notice, this list of conditions and the following disclaimer in the 1576195Sbrian * documentation and/or other materials provided with the distribution. 1676195Sbrian * 1776195Sbrian * 3. Neither the name of the Institute nor the names of its contributors 1876195Sbrian * may be used to endorse or promote products derived from this software 1976195Sbrian * without specific prior written permission. 2076195Sbrian * 2176195Sbrian * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 2276195Sbrian * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2376195Sbrian * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2476195Sbrian * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 2576195Sbrian * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2676195Sbrian * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2776195Sbrian * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2876195Sbrian * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2976195Sbrian * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3076195Sbrian * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3176195Sbrian * SUCH DAMAGE. 3276195Sbrian */ 3376195Sbrian 3476195Sbrian#include "kuser_locl.h" 3576195Sbrian 3676195SbrianRCSID("$Id: generate-requests.c,v 1.4 2001/08/24 01:07:22 assar Exp $"); 3776195Sbrian 3876195Sbrianstatic krb5_error_code 3976195Sbriannull_key_proc (krb5_context context, 4076195Sbrian krb5_enctype type, 4176195Sbrian krb5_salt salt, 4276195Sbrian krb5_const_pointer keyseed, 4376195Sbrian krb5_keyblock **key) 4476195Sbrian{ 4576195Sbrian return ENOTTY; 4676195Sbrian} 4776195Sbrian 4876195Sbrianstatic unsigned 4976195Sbrianread_words (const char *filename, char ***ret_w) 5076195Sbrian{ 5176195Sbrian unsigned n, alloc; 5276195Sbrian FILE *f; 5376195Sbrian char buf[256]; 5476195Sbrian char **w = NULL; 5576195Sbrian 5676195Sbrian f = fopen (filename, "r"); 5776195Sbrian if (f == NULL) 5876195Sbrian err (1, "cannot open %s", filename); 5976195Sbrian alloc = n = 0; 6076195Sbrian while (fgets (buf, sizeof(buf), f) != NULL) { 6176195Sbrian if (buf[strlen (buf) - 1] == '\n') 6276195Sbrian buf[strlen (buf) - 1] = '\0'; 6376195Sbrian if (n >= alloc) { 6476195Sbrian alloc += 16; 6576195Sbrian w = erealloc (w, alloc * sizeof(char **)); 6676195Sbrian } 6776195Sbrian w[n++] = estrdup (buf); 6876195Sbrian } 6976195Sbrian *ret_w = w; 7076195Sbrian return n; 7176195Sbrian} 7276195Sbrian 7376195Sbrianstatic void 7476195Sbriangenerate_requests (const char *filename, unsigned nreq) 7576195Sbrian{ 7676195Sbrian krb5_context context; 7776195Sbrian krb5_error_code ret; 7876195Sbrian krb5_creds cred; 7976195Sbrian int i; 8076195Sbrian char **words; 8176195Sbrian unsigned nwords; 8276195Sbrian 8376195Sbrian ret = krb5_init_context (&context); 8476195Sbrian if (ret) 8576195Sbrian errx (1, "krb5_init_context failed: %d", ret); 8676195Sbrian 8776195Sbrian nwords = read_words (filename, &words); 8876195Sbrian 8976195Sbrian for (i = 0; i < nreq; ++i) { 9076195Sbrian char *name = words[rand() % nwords]; 9176195Sbrian krb5_realm *client_realm; 9276195Sbrian 9376195Sbrian memset(&cred, 0, sizeof(cred)); 9476195Sbrian 9576195Sbrian ret = krb5_parse_name (context, name, &cred.client); 9676195Sbrian if (ret) 9776195Sbrian krb5_err (context, 1, ret, "krb5_parse_name %s", name); 9876195Sbrian client_realm = krb5_princ_realm (context, cred.client); 9976195Sbrian 10076195Sbrian ret = krb5_make_principal(context, &cred.server, *client_realm, 10176195Sbrian KRB5_TGS_NAME, *client_realm, NULL); 10276195Sbrian if (ret) 10376195Sbrian krb5_err (context, 1, ret, "krb5_make_principal"); 10476195Sbrian 10576195Sbrian ret = krb5_get_in_cred (context, 0, NULL, NULL, NULL, NULL, 10676195Sbrian null_key_proc, NULL, NULL, NULL, 10776195Sbrian &cred, NULL); 10876195Sbrian krb5_free_creds_contents (context, &cred); 10976195Sbrian } 11076195Sbrian} 11176195Sbrian 11276195Sbrianstatic int version_flag = 0; 11376195Sbrianstatic int help_flag = 0; 11476195Sbrian 11576195Sbrianstatic struct getargs args[] = { 11676195Sbrian { "version", 0, arg_flag, &version_flag }, 11776195Sbrian { "help", 0, arg_flag, &help_flag } 11876195Sbrian}; 11976195Sbrian 12076195Sbrianstatic void 12176195Sbrianusage (int ret) 12276195Sbrian{ 12376195Sbrian arg_printusage (args, 12476195Sbrian sizeof(args)/sizeof(*args), 12576195Sbrian NULL, 12676195Sbrian "file number"); 12776195Sbrian exit (ret); 12876195Sbrian} 12976195Sbrian 13076195Sbrianint 13176195Sbrianmain(int argc, char **argv) 13276195Sbrian{ 13376195Sbrian int optind = 0; 13476195Sbrian int nreq; 13576195Sbrian char *end; 13676195Sbrian 13776195Sbrian setprogname(argv[0]); 13876195Sbrian if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind)) 13976195Sbrian usage(1); 14076195Sbrian 14176195Sbrian if (help_flag) 14276195Sbrian usage (0); 14376195Sbrian 14476195Sbrian if(version_flag) { 14576195Sbrian print_version(NULL); 14676195Sbrian exit(0); 14776195Sbrian } 14876195Sbrian 14976195Sbrian argc -= optind; 15076195Sbrian argv += optind; 15176195Sbrian 15276195Sbrian if (argc != 2) 15376195Sbrian usage (1); 15476195Sbrian srand (0); 15576195Sbrian nreq = strtol (argv[1], &end, 0); 15676195Sbrian if (argv[1] == end || *end != '\0') 15776195Sbrian usage (1); 15876195Sbrian generate_requests (argv[0], nreq); 15976195Sbrian return 0; 16076195Sbrian} 16176195Sbrian