src/tls_test.c

   1 /*
   2  * Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008,
   3  * 2009, 2010  Free Software Foundation, Inc.
   4  *
   5  * This file is part of GnuTLS.
   6  *
   7  * GnuTLS is free software: you can redistribute it and/or modify it
   8  * under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * GnuTLS is distributed in the hope that it will be useful, but
  13  * WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program.  If not, see
  19  * <http://www.gnu.org/licenses/>.
  20  */
  21
  22 #include <config.h>
  23 #include <stdio.h>
  24 #include <errno.h>
  25 #include <stdlib.h>
  26 #include <sys/types.h>
  27 #include <string.h>
  28 #include <gnutls/gnutls.h>
  29 #include <gnutls/extra.h>
  30 #include <sys/time.h>
  31 #include <sys/socket.h>
  32 #include <tests.h>
  33 #include <common.h>
  34 #include <tls_test-gaa.h>
  35
  36 /* Gnulib portability files. */
  37 #include <progname.h>
  38 #include <version-etc.h>
  39 #include "sockets.h"
  40
  41 #define ERR(err,s) if (err==-1) {perror(s);return(1);}
  42 #define MAX_BUF 4096
  43
  44 /* global stuff here */
  45 int resume;
  46 const char *hostname = NULL;
  47 int port;
  48 int record_max_size;
  49 int fingerprint;
  50 static int debug;
  51
  52 gnutls_srp_client_credentials_t srp_cred;
  53 gnutls_anon_client_credentials_t anon_cred;
  54 gnutls_certificate_credentials_t xcred;
  55
  56 /* end of global stuff */
  57
  58
  59 int verbose = 0;
  60
  61 extern int tls1_ok;
  62 extern int tls1_1_ok;
  63 extern int ssl3_ok;
  64
  65 static void
  66 tls_log_func (int level, const char *str)
  67 {
  68   fprintf (stderr, "|<%d>| %s", level, str);
  69 }
  70
  71 typedef test_code_t (*TEST_FUNC) (gnutls_session_t);
  72
  73 typedef struct
  74 {
  75   const char *test_name;
  76   TEST_FUNC func;
  77   const char *suc_str;
  78   const char *fail_str;
  79   const char *unsure_str;
  80 } TLS_TEST;
  81
  82 static const TLS_TEST tls_tests[] = {
  83   {"for SSL 3.0 support", test_ssl3, "yes", "no", "dunno"},
  84   {"whether \%COMPAT is required", test_record_padding, "no", "yes", "dunno"},
  85   {"for TLS 1.0 support", test_tls1, "yes", "no", "dunno"},
  86   {"for TLS 1.1 support", test_tls1_1, "yes", "no", "dunno"},
  87   {"fallback from TLS 1.1 to", test_tls1_1_fallback, "TLS 1.0", "failed",
  88    "SSL 3.0"},
  89   {"for TLS 1.2 support", test_tls1_2, "yes", "no", "dunno"},
  90   /* this test will disable TLS 1.0 if the server is
  91    * buggy */
  92   {"whether we need to disable TLS 1.0", test_tls_disable, "no", "yes",
  93    "dunno"},
  94   {"for Safe renegotiation support", test_safe_renegotiation, "yes", "no",
  95    "dunno"},
  96   {"for Safe renegotiation support (SCSV)", test_safe_renegotiation_scsv,
  97    "yes", "no", "dunno"},
  98   {"for HTTPS server name", test_server, "", "failed", "not checked"},
  99   {"for version rollback bug in RSA PMS", test_rsa_pms, "no", "yes",
 100    "dunno"},
 101   {"for version rollback bug in Client Hello", test_version_rollback,
 102    "no", "yes", "dunno"},
 103
 104
 105   {"whether the server ignores the RSA PMS version",
 106    test_rsa_pms_version_check, "yes", "no", "dunno"},
 107   {"whether the server can accept Hello Extensions",
 108    test_hello_extension, "yes", "no", "dunno"},
 109   {"whether the server can accept cipher suites not in SSL 3.0 spec",
 110    test_unknown_ciphersuites, "yes", "no", "dunno"},
 111   {"whether the server can accept a bogus TLS record version in the client hello", test_version_oob, "yes", "no", "dunno"},
 112   {"for certificate information", test_certificate, "", "", ""},
 113   {"for trusted CAs", test_server_cas, "", "", ""},
 114   {"whether the server understands TLS closure alerts", test_bye, "yes",
 115    "no", "partially"},
 116   /* the fact that is after the closure alert test does matter.
 117    */
 118   {"whether the server supports session resumption",
 119    test_session_resume2, "yes", "no", "dunno"},
 120   {"for export-grade ciphersuite support", test_export, "yes", "no",
 121    "dunno"},
 122   {"RSA-export ciphersuite info", test_export_info, "", "N/A", "N/A"},
 123 #ifdef ENABLE_ANON
 124   {"for anonymous authentication support", test_anonymous, "yes", "no",
 125    "dunno"},
 126   {"anonymous Diffie-Hellman group info", test_dhe_group, "", "N/A",
 127    "N/A"},
 128 #endif
 129   {"for ephemeral Diffie-Hellman support", test_dhe, "yes", "no",
 130    "dunno"},
 131   {"ephemeral Diffie-Hellman group info", test_dhe_group, "", "N/A",
 132    "N/A"},
 133   {"for AES cipher support (TLS extension)", test_aes, "yes", "no",
 134    "dunno"},
 135 #ifdef  ENABLE_CAMELLIA
 136   {"for CAMELLIA cipher support (TLS extension)", test_camellia, "yes", "no",
 137    "dunno"},
 138 #endif
 139   {"for 3DES cipher support", test_3des, "yes", "no", "dunno"},
 140   {"for ARCFOUR 128 cipher support", test_arcfour, "yes", "no", "dunno"},
 141   {"for ARCFOUR 40 cipher support", test_arcfour_40, "yes", "no",
 142    "dunno"},
 143   {"for MD5 MAC support", test_md5, "yes", "no", "dunno"},
 144   {"for SHA1 MAC support", test_sha, "yes", "no", "dunno"},
 145 #ifdef HAVE_LIBZ
 146   {"for ZLIB compression support (TLS extension)", test_zlib, "yes",
 147    "no", "dunno"},
 148 #endif
 149   {"for max record size (TLS extension)", test_max_record_size, "yes",
 150    "no", "dunno"},
 151   {"for OpenPGP authentication support (TLS extension)", test_openpgp1,
 152    "yes", "no", "dunno"},
 153   {NULL, NULL, NULL, NULL, NULL}
 154 };
 155
 156 static int tt = 0;
 157 const char *ip;
 158
 159 static void gaa_parser (int argc, char **argv);
 160
 161 int
 162 main (int argc, char **argv)
 163 {
 164   int err, ret;
 165   int sd, i;
 166   gnutls_session_t state;
 167   char buffer[MAX_BUF + 1];
 168   char portname[6];
 169   struct addrinfo hints, *res, *ptr;
 170
 171   set_program_name (argv[0]);
 172   gaa_parser (argc, argv);
 173
 174 #ifndef _WIN32
 175   signal (SIGPIPE, SIG_IGN);
 176 #endif
 177
 178   sockets_init ();
 179
 180   if (gnutls_global_init () < 0)
 181     {
 182       fprintf (stderr, "global state initialization error\n");
 183       exit (1);
 184     }
 185
 186   gnutls_global_set_log_function (tls_log_func);
 187   gnutls_global_set_log_level (debug);
 188
 189   printf ("Resolving '%s'...\n", hostname);
 190   /* get server name */
 191   memset (&hints, 0, sizeof (hints));
 192   hints.ai_socktype = SOCK_STREAM;
 193   hints.ai_flags = 0;
 194   snprintf (portname, sizeof (portname), "%d", port);
 195   if ((err = getaddrinfo (hostname, portname, &hints, &res)) != 0)
 196     {
 197       fprintf (stderr, "Cannot resolve %s: %s\n", hostname,
 198                gai_strerror (err));
 199       exit (1);
 200     }
 201
 202   /* X509 stuff */
 203   if (gnutls_certificate_allocate_credentials (&xcred) < 0)
 204     {                           /* space for 2 certificates */
 205       fprintf (stderr, "memory error\n");
 206       exit (1);
 207     }
 208
 209   /* SRP stuff */
 210 #ifdef ENABLE_SRP
 211   if (gnutls_srp_allocate_client_credentials (&srp_cred) < 0)
 212     {
 213       fprintf (stderr, "memory error\n");
 214       exit (1);
 215     }
 216 #endif
 217
 218 #ifdef ENABLE_ANON
 219   /* ANON stuff */
 220   if (gnutls_anon_allocate_client_credentials (&anon_cred) < 0)
 221     {
 222       fprintf (stderr, "memory error\n");
 223       exit (1);
 224     }
 225 #endif
 226
 227   i = 0;
 228
 229   do
 230     {
 231
 232       if (tls_tests[i].test_name == NULL)
 233         break;                  /* finished */
 234
 235       /* if neither of SSL3 and TLSv1 are supported, exit
 236        */
 237       if (i > 6 && tls1_1_ok == 0 && tls1_ok == 0 && ssl3_ok == 0)
 238         {
 239           fprintf (stderr,
 240                    "\nServer does not support any of SSL 3.0, TLS 1.0 and TLS 1.1\n");
 241           break;
 242         }
 243
 244       sd = -1;
 245       for (ptr = res; ptr != NULL; ptr = ptr->ai_next)
 246         {
 247           sd = socket (ptr->ai_family, ptr->ai_socktype, ptr->ai_protocol);
 248           if (sd == -1)
 249             {
 250               continue;
 251             }
 252
 253           getnameinfo (ptr->ai_addr, ptr->ai_addrlen, buffer, MAX_BUF,
 254                        NULL, 0, NI_NUMERICHOST);
 255           if (tt++ == 0)
 256             printf ("Connecting to '%s:%d'...\n", buffer, port);
 257           if ((err = connect (sd, ptr->ai_addr, ptr->ai_addrlen)) != 0)
 258             {
 259               close (sd);
 260               sd = -1;
 261               continue;
 262             }
 263         }
 264       ERR (err, "connect") gnutls_init (&state, GNUTLS_CLIENT);
 265       gnutls_transport_set_ptr (state, (gnutls_transport_ptr_t)
 266                                 gl_fd_to_handle (sd));
 267
 268       do
 269         {
 270           printf ("Checking %s...", tls_tests[i].test_name);
 271
 272           ret = tls_tests[i].func (state);
 273
 274           if (ret == TEST_SUCCEED)
 275             printf (" %s\n", tls_tests[i].suc_str);
 276           else if (ret == TEST_FAILED)
 277             printf (" %s\n", tls_tests[i].fail_str);
 278           else if (ret == TEST_UNSURE)
 279             printf (" %s\n", tls_tests[i].unsure_str);
 280           else if (ret == TEST_IGNORE)
 281             {
 282               printf (" N/A\n");
 283               i++;
 284             }
 285         }
 286       while (ret == TEST_IGNORE && tls_tests[i].test_name != NULL);
 287
 288       gnutls_deinit (state);
 289
 290       shutdown (sd, SHUT_RDWR); /* no more receptions */
 291       close (sd);
 292
 293       i++;
 294     }
 295   while (1);
 296
 297   freeaddrinfo (res);
 298
 299 #ifdef ENABLE_SRP
 300   gnutls_srp_free_client_credentials (srp_cred);
 301 #endif
 302   gnutls_certificate_free_credentials (xcred);
 303 #ifdef ENABLE_ANON
 304   gnutls_anon_free_client_credentials (anon_cred);
 305 #endif
 306   gnutls_global_deinit ();
 307
 308   return 0;
 309 }
 310
 311 static gaainfo info;
 312 void
 313 gaa_parser (int argc, char **argv)
 314 {
 315   if (gaa (argc, argv, &info) != -1)
 316     {
 317       fprintf (stderr,
 318                "Error in the arguments. Use the -h or --help parameters to get more info.\n");
 319       exit (1);
 320     }
 321
 322   port = info.pp;
 323   if (info.rest_args == NULL)
 324     hostname = "localhost";
 325   else
 326     hostname = info.rest_args;
 327
 328   debug = info.debug;
 329
 330   verbose = info.more_info;
 331
 332 }
 333
 334 void tls_test_version (void);
 335
 336 void
 337 tls_test_version (void)
 338 {
 339   const char *p = PACKAGE_NAME;
 340   if (strcmp (gnutls_check_version (NULL), PACKAGE_VERSION) != 0)
 341     p = PACKAGE_STRING;
 342   version_etc (stdout, "gnutls-cli-debug", p, gnutls_check_version (NULL),
 343                "Nikos Mavrogiannopoulos", (char *) NULL);
 344 }