crypto/external/bsd/heimdal/dist/kdc/kdc-replay.c

   1 /*      $NetBSD: kdc-replay.c,v 1.1.1.2 2014/04/24 12:45:27 pettai Exp $        */
   2
   3 /*
   4  * Copyright (c) 2007 Kungliga Tekniska Högskolan
   5  * (Royal Institute of Technology, Stockholm, Sweden).
   6  * All rights reserved.
   7  *
   8  * Redistribution and use in source and binary forms, with or without
   9  * modification, are permitted provided that the following conditions
  10  * are met:
  11  *
  12  * 1. Redistributions of source code must retain the above copyright
  13  *    notice, this list of conditions and the following disclaimer.
  14  *
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * 3. Neither the name of the Institute nor the names of its contributors
  20  *    may be used to endorse or promote products derived from this software
  21  *    without specific prior written permission.
  22  *
  23  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
  24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
  27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  33  * SUCH DAMAGE.
  34  */
  35
  36 #include "kdc_locl.h"
  37
  38 static int version_flag;
  39 static int help_flag;
  40
  41 struct getargs args[] = {
  42     { "version",   0,   arg_flag, &version_flag },
  43     { "help",     'h',  arg_flag, &help_flag }
  44 };
  45
  46 const static int num_args = sizeof(args) / sizeof(args[0]);
  47
  48 static void
  49 usage(int ret)
  50 {
  51     arg_printusage (args, num_args, NULL, "kdc-request-log-file");
  52     exit (ret);
  53 }
  54
  55 int
  56 main(int argc, char **argv)
  57 {
  58     krb5_error_code ret;
  59     krb5_context context;
  60     krb5_kdc_configuration *config;
  61     krb5_storage *sp;
  62     int fd, optidx = 0;
  63
  64     setprogname(argv[0]);
  65
  66     if(getarg(args, num_args, argc, argv, &optidx))
  67         usage(1);
  68
  69     if(help_flag)
  70         usage(0);
  71
  72     if(version_flag){
  73         print_version(NULL);
  74         exit(0);
  75     }
  76
  77     ret = krb5_init_context(&context);
  78     if (ret)
  79         errx (1, "krb5_init_context failed to parse configuration file");
  80
  81     ret = krb5_kdc_get_config(context, &config);
  82     if (ret)
  83         krb5_err(context, 1, ret, "krb5_kdc_default_config");
  84
  85     kdc_openlog(context, "kdc-replay", config);
  86
  87     ret = krb5_kdc_set_dbinfo(context, config);
  88     if (ret)
  89         krb5_err(context, 1, ret, "krb5_kdc_set_dbinfo");
  90
  91 #ifdef PKINIT
  92     if (config->enable_pkinit) {
  93         if (config->pkinit_kdc_identity == NULL)
  94             krb5_errx(context, 1, "pkinit enabled but no identity");
  95
  96         if (config->pkinit_kdc_anchors == NULL)
  97             krb5_errx(context, 1, "pkinit enabled but no X509 anchors");
  98
  99         krb5_kdc_pk_initialize(context, config,
 100                                config->pkinit_kdc_identity,
 101                                config->pkinit_kdc_anchors,
 102                                config->pkinit_kdc_cert_pool,
 103                                config->pkinit_kdc_revoke);
 104
 105     }
 106 #endif /* PKINIT */
 107
 108     if (argc != 2)
 109         errx(1, "argc != 2");
 110
 111     printf("kdc replay\n");
 112
 113     fd = open(argv[1], O_RDONLY);
 114     if (fd < 0)
 115         err(1, "open: %s", argv[1]);
 116
 117     sp = krb5_storage_from_fd(fd);
 118     if (sp == NULL)
 119         krb5_errx(context, 1, "krb5_storage_from_fd");
 120
 121     while(1) {
 122         struct sockaddr_storage sa;
 123         krb5_socklen_t salen = sizeof(sa);
 124         struct timeval tv;
 125         krb5_address a;
 126         krb5_data d, r;
 127         uint32_t t, clty, tag;
 128         char astr[80];
 129
 130         ret = krb5_ret_uint32(sp, &t);
 131         if (ret == HEIM_ERR_EOF)
 132             break;
 133         else if (ret)
 134             krb5_errx(context, 1, "krb5_ret_uint32(version)");
 135         if (t != 1)
 136             krb5_errx(context, 1, "version not 1");
 137         ret = krb5_ret_uint32(sp, &t);
 138         if (ret)
 139             krb5_errx(context, 1, "krb5_ret_uint32(time)");
 140         ret = krb5_ret_address(sp, &a);
 141         if (ret)
 142             krb5_errx(context, 1, "krb5_ret_address");
 143         ret = krb5_ret_data(sp, &d);
 144         if (ret)
 145             krb5_errx(context, 1, "krb5_ret_data");
 146         ret = krb5_ret_uint32(sp, &clty);
 147         if (ret)
 148             krb5_errx(context, 1, "krb5_ret_uint32(class|type)");
 149         ret = krb5_ret_uint32(sp, &tag);
 150         if (ret)
 151             krb5_errx(context, 1, "krb5_ret_uint32(tag)");
 152
 153
 154         ret = krb5_addr2sockaddr (context, &a, (struct sockaddr *)&sa,
 155                                   &salen, 88);
 156         if (ret == KRB5_PROG_ATYPE_NOSUPP)
 157             goto out;
 158         else if (ret)
 159             krb5_err(context, 1, ret, "krb5_addr2sockaddr");
 160
 161         ret = krb5_print_address(&a, astr, sizeof(astr), NULL);
 162         if (ret)
 163             krb5_err(context, 1, ret, "krb5_print_address");
 164
 165         printf("processing request from %s, %lu bytes\n",
 166                astr, (unsigned long)d.length);
 167
 168         r.length = 0;
 169         r.data = NULL;
 170
 171         tv.tv_sec = t;
 172         tv.tv_usec = 0;
 173
 174         krb5_kdc_update_time(&tv);
 175         krb5_set_real_time(context, tv.tv_sec, 0);
 176
 177         ret = krb5_kdc_process_request(context, config, d.data, d.length,
 178                                        &r, NULL, astr,
 179                                        (struct sockaddr *)&sa, 0);
 180         if (ret)
 181             krb5_err(context, 1, ret, "krb5_kdc_process_request");
 182
 183         if (r.length) {
 184             Der_class cl;
 185             Der_type ty;
 186             unsigned int tag2;
 187             ret = der_get_tag (r.data, r.length,
 188                                &cl, &ty, &tag2, NULL);
 189             if (MAKE_TAG(cl, ty, 0) != clty)
 190                 krb5_errx(context, 1, "class|type mismatch: %d != %d",
 191                           (int)MAKE_TAG(cl, ty, 0), (int)clty);
 192             if (tag != tag2)
 193                 krb5_errx(context, 1, "tag mismatch");
 194
 195             krb5_data_free(&r);
 196         } else {
 197             if (clty != 0xffffffff)
 198                 krb5_errx(context, 1, "clty not invalid");
 199             if (tag != 0xffffffff)
 200                 krb5_errx(context, 1, "tag not invalid");
 201         }
 202
 203     out:
 204         krb5_data_free(&d);
 205         krb5_free_address(context, &a);
 206     }
 207
 208     krb5_storage_free(sp);
 209     krb5_free_context(context);
 210
 211     printf("done\n");
 212
 213     return 0;
 214 }