lib/krb5/name-45-test.c

   1 /*
   2  * Copyright (c) 2002 - 2003 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of KTH nor the names of its contributors may be
  18  *    used to endorse or promote products derived from this software without
  19  *    specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  22  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  24  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
  25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  28  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
  32
  33 #define KRB5_DEPRECATED
  34
  35 #include "krb5_locl.h"
  36 #include <err.h>
  37
  38 enum { MAX_COMPONENTS = 3 };
  39
  40 static struct testcase {
  41     const char *v4_name;
  42     const char *v4_inst;
  43     const char *v4_realm;
  44
  45     krb5_realm v5_realm;
  46     unsigned ncomponents;
  47     char *comp_val[MAX_COMPONENTS];
  48
  49     const char *config_file;
  50     krb5_error_code ret;        /* expected error code from 524 */
  51
  52     krb5_error_code ret2;       /* expected error code from 425 */
  53 } tests[] = {
  54     {"", "", "", "", 1, {""}, NULL, 0, 0},
  55     {"a", "", "", "", 1, {"a"}, NULL, 0, 0},
  56     {"a", "b", "", "", 2, {"a", "b"}, NULL, 0, 0},
  57     {"a", "b", "c", "c", 2, {"a", "b"}, NULL, 0, 0},
  58
  59     {"krbtgt", "FOO.SE", "FOO.SE", "FOO.SE", 2,
  60      {"krbtgt", "FOO.SE"}, NULL, 0, 0},
  61
  62     {"foo", "bar2", "BAZ", "BAZ", 2,
  63      {"foo", "bar2"}, NULL, 0, 0},
  64     {"foo", "bar2", "BAZ", "BAZ", 2,
  65      {"foo", "bar2"},
  66      "[libdefaults]\n"
  67      "  v4_name_convert = {\n"
  68      "          host = {\n"
  69      "                  foo = foo5\n"
  70      "          }\n"
  71      "}\n",
  72     HEIM_ERR_V4_PRINC_NO_CONV, 0},
  73     {"foo", "bar2", "BAZ", "BAZ", 2,
  74      {"foo5", "bar2.baz"},
  75      "[realms]\n"
  76      "  BAZ = {\n"
  77      "          v4_name_convert = {\n"
  78      "                  host = {\n"
  79      "                          foo = foo5\n"
  80      "                  }\n"
  81      "          }\n"
  82      "          v4_instance_convert = {\n"
  83      "                  bar2 = bar2.baz\n"
  84      "          }\n"
  85      "  }\n",
  86      0, 0},
  87
  88     {"rcmd", "foo", "realm", "realm", 2, {"host", "foo"}, NULL,
  89      HEIM_ERR_V4_PRINC_NO_CONV, 0},
  90     {"rcmd", "foo", "realm", "realm", 2, {"host", "foo.realm"},
  91      "[realms]\n"
  92      "  realm = {\n"
  93      "          v4_instance_convert = {\n"
  94      "                  foo = foo.realm\n"
  95      "          }\n"
  96      "  }\n",
  97      0, 0},
  98
  99     {"pop", "mail0", "NADA.KTH.SE", "NADA.KTH.SE", 2,
 100      {"pop", "mail0.nada.kth.se"}, "", HEIM_ERR_V4_PRINC_NO_CONV, 0},
 101     {"pop", "mail0", "NADA.KTH.SE", "NADA.KTH.SE", 2,
 102      {"pop", "mail0.nada.kth.se"},
 103      "[realms]\n"
 104      "  NADA.KTH.SE = {\n"
 105      "          default_domain = nada.kth.se\n"
 106      "  }\n",
 107      0, 0},
 108     {"pop", "mail0", "NADA.KTH.SE", "NADA.KTH.SE", 2,
 109      {"pop", "mail0.nada.kth.se"},
 110      "[libdefaults]\n"
 111      "  v4_instance_resolve = true\n",
 112      HEIM_ERR_V4_PRINC_NO_CONV, 0},
 113
 114     {"rcmd", "hokkigai", "NADA.KTH.SE", "NADA.KTH.SE", 2,
 115      {"host", "hokkigai.pdc.kth.se"}, "", HEIM_ERR_V4_PRINC_NO_CONV, 0},
 116     {"rcmd", "hokkigai", "NADA.KTH.SE", "NADA.KTH.SE", 2,
 117      {"host", "hokkigai.pdc.kth.se"},
 118      "[libdefaults]\n"
 119      "  v4_instance_resolve = true\n"
 120      "[realms]\n"
 121      "  NADA.KTH.SE = {\n"
 122      "          v4_name_convert = {\n"
 123      "                  host = {\n"
 124      "                          rcmd = host\n"
 125      "                  }\n"
 126      "          }\n"
 127      "          default_domain = pdc.kth.se\n"
 128      "  }\n",
 129      0, 0},
 130
 131     {"0123456789012345678901234567890123456789",
 132      "0123456789012345678901234567890123456789",
 133      "0123456789012345678901234567890123456789",
 134      "0123456789012345678901234567890123456789",
 135      2, {"0123456789012345678901234567890123456789",
 136          "0123456789012345678901234567890123456789"}, NULL,
 137      0, KRB5_PARSE_MALFORMED},
 138
 139     {"012345678901234567890123456789012345678",
 140      "012345678901234567890123456789012345678",
 141      "012345678901234567890123456789012345678",
 142      "012345678901234567890123456789012345678",
 143      2, {"012345678901234567890123456789012345678",
 144          "012345678901234567890123456789012345678"}, NULL,
 145      0, 0},
 146
 147     {NULL, NULL, NULL, NULL, 0, {NULL}, NULL, 0}
 148 };
 149
 150 int
 151 main(int argc, char **argv)
 152 {
 153     struct testcase *t;
 154     krb5_context context;
 155     krb5_error_code ret;
 156     char hostname[1024];
 157     int val = 0;
 158
 159     setprogname(argv[0]);
 160
 161     gethostname(hostname, sizeof(hostname));
 162     if (!(strstr(hostname, "kth.se") != NULL || strstr(hostname, "su.se") != NULL))
 163         return 0;
 164
 165     for (t = tests; t->v4_name; ++t) {
 166         krb5_principal princ;
 167         int i;
 168         char name[40], inst[40], realm[40];
 169         char printable_princ[256];
 170
 171         ret = krb5_init_context (&context);
 172         if (ret)
 173             errx (1, "krb5_init_context failed: %d", ret);
 174
 175         if (t->config_file != NULL) {
 176             char template[] = "/tmp/krb5-conf-XXXXXX";
 177             int fd = mkstemp(template);
 178             char *files[2];
 179
 180             if (fd < 0)
 181                 krb5_err (context, 1, errno, "mkstemp %s", template);
 182
 183             if (write (fd, t->config_file, strlen(t->config_file))
 184                 != strlen(t->config_file))
 185                 krb5_err (context, 1, errno, "write %s", template);
 186             close (fd);
 187             files[0] = template;
 188             files[1] = NULL;
 189
 190             ret = krb5_set_config_files (context, files);
 191             unlink (template);
 192             if (ret)
 193                 krb5_err (context, 1, ret, "krb5_set_config_files");
 194         }
 195
 196         ret = krb5_425_conv_principal (context,
 197                                        t->v4_name,
 198                                        t->v4_inst,
 199                                        t->v4_realm,
 200                                        &princ);
 201         if (ret) {
 202             if (ret != t->ret) {
 203                 krb5_warn (context, ret,
 204                            "krb5_425_conv_principal %s.%s@%s",
 205                            t->v4_name, t->v4_inst, t->v4_realm);
 206                 val = 1;
 207             }
 208         } else {
 209             if (t->ret) {
 210                 char *s;
 211                 krb5_unparse_name(context, princ, &s);
 212                 krb5_warnx (context,
 213                             "krb5_425_conv_principal %s.%s@%s "
 214                             "passed unexpected: %s",
 215                             t->v4_name, t->v4_inst, t->v4_realm, s);
 216                 free(s);
 217                 val = 1;
 218                 krb5_free_context(context);
 219                 continue;
 220             }
 221         }
 222
 223         if (ret) {
 224             krb5_free_context(context);
 225             continue;
 226         }
 227
 228         if (strcmp (t->v5_realm, princ->realm) != 0) {
 229             printf ("wrong realm (\"%s\" should be \"%s\")"
 230                     " for \"%s.%s@%s\"\n",
 231                     princ->realm, t->v5_realm,
 232                     t->v4_name,
 233                     t->v4_inst,
 234                     t->v4_realm);
 235             val = 1;
 236         }
 237
 238         if (t->ncomponents != princ->name.name_string.len) {
 239             printf ("wrong number of components (%u should be %u)"
 240                     " for \"%s.%s@%s\"\n",
 241                     princ->name.name_string.len, t->ncomponents,
 242                     t->v4_name,
 243                     t->v4_inst,
 244                     t->v4_realm);
 245             val = 1;
 246         } else {
 247             for (i = 0; i < t->ncomponents; ++i) {
 248                 if (strcmp(t->comp_val[i],
 249                            princ->name.name_string.val[i]) != 0) {
 250                     printf ("bad component %d (\"%s\" should be \"%s\")"
 251                             " for \"%s.%s@%s\"\n",
 252                             i,
 253                             princ->name.name_string.val[i],
 254                             t->comp_val[i],
 255                             t->v4_name,
 256                             t->v4_inst,
 257                             t->v4_realm);
 258                     val = 1;
 259                 }
 260             }
 261         }
 262         ret = krb5_524_conv_principal (context, princ,
 263                                        name, inst, realm);
 264         if (krb5_unparse_name_fixed(context, princ,
 265                                     printable_princ, sizeof(printable_princ)))
 266             strlcpy(printable_princ, "unknown principal",
 267                     sizeof(printable_princ));
 268         if (ret) {
 269             if (ret != t->ret2) {
 270                 krb5_warn (context, ret,
 271                            "krb5_524_conv_principal %s", printable_princ);
 272                 val = 1;
 273             }
 274         } else {
 275             if (t->ret2) {
 276                 krb5_warnx (context,
 277                             "krb5_524_conv_principal %s "
 278                             "passed unexpected", printable_princ);
 279                 val = 1;
 280                 krb5_free_context(context);
 281                 continue;
 282             }
 283         }
 284         if (ret) {
 285             krb5_free_principal (context, princ);
 286             krb5_free_context(context);
 287             continue;
 288         }
 289
 290         krb5_free_principal (context, princ);
 291         krb5_free_context(context);
 292     }
 293     return val;
 294 }