src/gns/test_gns_revocation.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 2009 Christian Grothoff (and other contributing authors)
   4
   5      GNUnet is free software; you can redistribute it and/or modify
   6      it under the terms of the GNU General Public License as published
   7      by the Free Software Foundation; either version 3, or (at your
   8      option) any later version.
   9
  10      GNUnet is distributed in the hope that it will be useful, but
  11      WITHOUT ANY WARRANTY; without even the implied warranty of
  12      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13      General Public License for more details.
  14
  15      You should have received a copy of the GNU General Public License
  16      along with GNUnet; see the file COPYING.  If not, write to the
  17      Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18      Boston, MA 02111-1307, USA.
  19 */
  20 /**
  21  * @file gns/test_gns_revovation.c
  22  * @brief base testcase for testing zone revocation
  23  *
  24  */
  25 #include "platform.h"
  26 #include "gnunet_testing_lib-new.h"
  27 #include "gnunet_core_service.h"
  28 #include "block_dns.h"
  29 #include "gnunet_signatures.h"
  30 #include "gnunet_namestore_service.h"
  31 #include "../namestore/namestore.h"
  32 #include "gnunet_dnsparser_lib.h"
  33 #include "gnunet_gns_service.h"
  34
  35 /* DEFINES */
  36 #define VERBOSE GNUNET_YES
  37
  38 /* Timeout for entire testcase */
  39 #define TIMEOUT GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 20)
  40
  41 /* If number of peers not in config file, use this number */
  42 #define DEFAULT_NUM_PEERS 2
  43
  44 /* test records to resolve */
  45 #define TEST_DOMAIN "www.bob.gads"
  46 #define TEST_IP "127.0.0.1"
  47 #define TEST_RECORD_NAME "www"
  48
  49 #define TEST_AUTHORITY_NAME "bob"
  50
  51 #define KEYFILE_BOB "../namestore/zonefiles/HGU0A0VCU334DN7F2I9UIUMVQMM7JMSD142LIMNUGTTV9R0CF4EG.zkey"
  52
  53 /* Globals */
  54
  55 /* Task handle to use to schedule test failure */
  56 GNUNET_SCHEDULER_TaskIdentifier die_task;
  57
  58 /* Global return value (0 for success, anything else for failure) */
  59 static int ok;
  60
  61 static struct GNUNET_NAMESTORE_Handle *namestore_handle;
  62
  63 static struct GNUNET_GNS_Handle *gns_handle;
  64
  65 const struct GNUNET_CONFIGURATION_Handle *cfg;
  66
  67 /**
  68  * Check if the get_handle is being used, if so stop the request.  Either
  69  * way, schedule the end_badly_cont function which actually shuts down the
  70  * test.
  71  */
  72 static void
  73 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  74 {
  75   die_task = GNUNET_SCHEDULER_NO_TASK;
  76   if (NULL != gns_handle)
  77   {
  78     GNUNET_GNS_disconnect(gns_handle);
  79     gns_handle = NULL;
  80   }
  81
  82   if (NULL != namestore_handle)
  83   {
  84     GNUNET_NAMESTORE_disconnect (namestore_handle);
  85     namestore_handle = NULL;
  86   }
  87   GNUNET_break (0);
  88   GNUNET_SCHEDULER_shutdown ();
  89   ok = 1;
  90 }
  91
  92 static void
  93 end_badly_now ()
  94 {
  95   GNUNET_SCHEDULER_cancel (die_task);
  96   die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
  97 }
  98 static void
  99 on_lookup_result(void *cls, uint32_t rd_count,
 100                  const struct GNUNET_NAMESTORE_RecordData *rd)
 101 {
 102   struct in_addr a;
 103   int i;
 104   char* addr;
 105
 106   if (GNUNET_SCHEDULER_NO_TASK != die_task)
 107   {
 108       GNUNET_SCHEDULER_cancel (die_task);
 109       die_task = GNUNET_SCHEDULER_NO_TASK;
 110   }
 111
 112   GNUNET_NAMESTORE_disconnect (namestore_handle);
 113   namestore_handle = NULL;
 114   if (rd_count == 0)
 115   {
 116     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 117                 "Lookup failed, this is good!\n");
 118     ok = 0;
 119   }
 120   else
 121   {
 122     ok = 1;
 123     GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "name: %s\n", (char*)cls);
 124     for (i=0; i<rd_count; i++)
 125     {
 126       GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "type: %d\n", rd[i].record_type);
 127       if (rd[i].record_type == GNUNET_GNS_RECORD_A)
 128       {
 129         memcpy(&a, rd[i].data, sizeof(a));
 130         addr = inet_ntoa(a);
 131         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "address: %s\n", addr);
 132         if (0 == strcmp(addr, TEST_IP))
 133         {
 134           GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 135                     "%s incorrectly resolved to %s!\n", TEST_DOMAIN, addr);
 136           ok = 2;
 137         }
 138       }
 139       else
 140       {
 141         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "No resolution!\n");
 142       }
 143     }
 144   }
 145   GNUNET_GNS_disconnect(gns_handle);
 146   gns_handle = NULL;
 147   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Shutting down peer!\n");
 148   GNUNET_SCHEDULER_shutdown ();
 149 }
 150
 151
 152 /**
 153  * Function scheduled to be run on the successful start of services
 154  * tries to look up the dns record for TEST_DOMAIN
 155  */
 156 static void
 157 commence_testing (void *cls, int32_t success, const char *emsg)
 158 {
 159   gns_handle = GNUNET_GNS_connect(cfg);
 160   if (NULL == gns_handle)
 161   {
 162     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 163                 "Failed to connect to GNS!\n");
 164     end_badly_now ();
 165     return;
 166   }
 167
 168   GNUNET_GNS_lookup(gns_handle, TEST_DOMAIN, GNUNET_GNS_RECORD_A,
 169                     GNUNET_NO,
 170                     NULL,
 171                     &on_lookup_result, TEST_DOMAIN);
 172 }
 173
 174
 175 static void
 176 do_check (void *cls,
 177           const struct GNUNET_CONFIGURATION_Handle *ccfg,
 178           struct GNUNET_TESTING_Peer *peer)
 179 {
 180   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded alice_pkey;
 181   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded bob_pkey;
 182   struct GNUNET_CRYPTO_RsaPrivateKey *alice_key;
 183   struct GNUNET_CRYPTO_RsaPrivateKey *bob_key;
 184   struct GNUNET_CRYPTO_ShortHashCode bob_hash;
 185   struct GNUNET_CRYPTO_RsaSignature *sig;
 186   char* alice_keyfile;
 187
 188   cfg = ccfg;
 189   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 190
 191   /* put records into namestore */
 192   namestore_handle = GNUNET_NAMESTORE_connect(cfg);
 193   if (NULL == namestore_handle)
 194   {
 195       GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to connect to namestore\n");
 196       end_badly_now ();
 197       return;
 198   }
 199
 200   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
 201                                                           "ZONEKEY",
 202                                                           &alice_keyfile))
 203   {
 204       GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
 205       end_badly_now ();
 206       return;
 207   }
 208
 209   alice_key = GNUNET_CRYPTO_rsa_key_create_from_file (alice_keyfile);
 210   bob_key = GNUNET_CRYPTO_rsa_key_create_from_file (KEYFILE_BOB);
 211
 212   GNUNET_CRYPTO_rsa_key_get_public (alice_key, &alice_pkey);
 213   GNUNET_CRYPTO_rsa_key_get_public (bob_key, &bob_pkey);
 214
 215   struct GNUNET_NAMESTORE_RecordData rd;
 216   char* ip = TEST_IP;
 217   struct in_addr *web = GNUNET_malloc(sizeof(struct in_addr));
 218   rd.expiration_time = UINT64_MAX;
 219   GNUNET_assert(1 == inet_pton (AF_INET, ip, web));
 220
 221   GNUNET_CRYPTO_short_hash(&bob_pkey, sizeof(bob_pkey), &bob_hash);
 222
 223   rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
 224   rd.data = &bob_hash;
 225   rd.record_type = GNUNET_GNS_RECORD_PKEY;
 226   rd.flags = GNUNET_NAMESTORE_RF_AUTHORITY;
 227
 228   GNUNET_NAMESTORE_record_create (namestore_handle,
 229                                   alice_key,
 230                                   TEST_AUTHORITY_NAME,
 231                                   &rd,
 232                                   NULL,
 233                                   NULL);
 234
 235   rd.data_size = sizeof(struct in_addr);
 236   rd.data = web;
 237   rd.record_type = GNUNET_DNSPARSER_TYPE_A;
 238   sig = GNUNET_NAMESTORE_create_signature(bob_key,
 239                                           GNUNET_TIME_UNIT_FOREVER_ABS,
 240                                           TEST_RECORD_NAME,
 241                                           &rd, 1);
 242
 243   GNUNET_NAMESTORE_record_put (namestore_handle,
 244                                &bob_pkey,
 245                                TEST_RECORD_NAME,
 246                                GNUNET_TIME_UNIT_FOREVER_ABS,
 247                                1,
 248                                &rd,
 249                                sig,
 250                                NULL,
 251                                NULL);
 252   rd.data_size = 0;
 253   rd.record_type = GNUNET_GNS_RECORD_REV;
 254
 255   GNUNET_NAMESTORE_record_create (namestore_handle,
 256                                   bob_key,
 257                                   "+",
 258                                   &rd,
 259                                   &commence_testing,
 260                                   NULL);
 261   GNUNET_free (alice_keyfile);
 262   GNUNET_free (web);
 263   GNUNET_free (sig);
 264   GNUNET_CRYPTO_rsa_key_free (bob_key);
 265   GNUNET_CRYPTO_rsa_key_free (alice_key);
 266 }
 267
 268
 269
 270 int
 271 main (int argc, char *argv[])
 272 {
 273   ok = 1;
 274
 275   GNUNET_log_setup ("test-gns-revocation",
 276 #if VERBOSE
 277                     "DEBUG",
 278 #else
 279                     "WARNING",
 280 #endif
 281                     NULL);
 282   GNUNET_TESTING_peer_run ("test-gns-revocation", "test_gns_simple_lookup.conf", &do_check, NULL);
 283   return ok;
 284 }
 285
 286
 287 /* end of test_gns_revocation.c */