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.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 /* Timeout for entire testcase */
  36 #define TIMEOUT GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 20)
  37
  38 /* test records to resolve */
  39 #define TEST_DOMAIN "www.bob.gads"
  40 #define TEST_IP "127.0.0.1"
  41 #define TEST_RECORD_NAME "www"
  42
  43 #define TEST_AUTHORITY_NAME "bob"
  44
  45 #define KEYFILE_BOB "../namestore/zonefiles/HGU0A0VCU334DN7F2I9UIUMVQMM7JMSD142LIMNUGTTV9R0CF4EG.zkey"
  46
  47 /* Task handle to use to schedule test failure */
  48 static GNUNET_SCHEDULER_TaskIdentifier die_task;
  49
  50 /* Global return value (0 for success, anything else for failure) */
  51 static int ok;
  52
  53 static struct GNUNET_NAMESTORE_Handle *namestore_handle;
  54
  55 static struct GNUNET_GNS_Handle *gns_handle;
  56
  57 static const struct GNUNET_CONFIGURATION_Handle *cfg;
  58
  59
  60 /**
  61  * Check if the get_handle is being used, if so stop the request.  Either
  62  * way, schedule the end_badly_cont function which actually shuts down the
  63  * test.
  64  */
  65 static void
  66 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  67 {
  68   die_task = GNUNET_SCHEDULER_NO_TASK;
  69   if (NULL != gns_handle)
  70   {
  71     GNUNET_GNS_disconnect(gns_handle);
  72     gns_handle = NULL;
  73   }
  74
  75   if (NULL != namestore_handle)
  76   {
  77     GNUNET_NAMESTORE_disconnect (namestore_handle);
  78     namestore_handle = NULL;
  79   }
  80   GNUNET_break (0);
  81   GNUNET_SCHEDULER_shutdown ();
  82   ok = 1;
  83 }
  84
  85
  86 static void
  87 end_badly_now ()
  88 {
  89   GNUNET_SCHEDULER_cancel (die_task);
  90   die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
  91 }
  92
  93
  94 static void
  95 shutdown_task (void *cls,
  96                const struct GNUNET_SCHEDULER_TaskContext *tc)
  97 {
  98   GNUNET_GNS_disconnect(gns_handle);
  99   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Shutting down peer!\n");
 100   GNUNET_SCHEDULER_shutdown ();
 101 }
 102
 103
 104 static void
 105 on_lookup_result(void *cls, uint32_t rd_count,
 106                  const struct GNUNET_NAMESTORE_RecordData *rd)
 107 {
 108   struct in_addr a;
 109   int i;
 110   char* addr;
 111
 112   if (GNUNET_SCHEDULER_NO_TASK != die_task)
 113   {
 114       GNUNET_SCHEDULER_cancel (die_task);
 115       die_task = GNUNET_SCHEDULER_NO_TASK;
 116   }
 117
 118   GNUNET_NAMESTORE_disconnect (namestore_handle);
 119   namestore_handle = NULL;
 120   if (rd_count == 0)
 121   {
 122     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 123                 "Lookup failed, this is good!\n");
 124     ok = 0;
 125   }
 126   else
 127   {
 128     ok = 1;
 129     GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "name: %s\n", (char*)cls);
 130     for (i=0; i<rd_count; i++)
 131     {
 132       GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "type: %d\n", rd[i].record_type);
 133       if (rd[i].record_type == GNUNET_GNS_RECORD_A)
 134       {
 135         memcpy(&a, rd[i].data, sizeof(a));
 136         addr = inet_ntoa(a);
 137         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "address: %s\n", addr);
 138         if (0 == strcmp(addr, TEST_IP))
 139         {
 140           GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 141                     "%s incorrectly resolved to %s!\n", TEST_DOMAIN, addr);
 142           ok = 2;
 143         }
 144       }
 145       else
 146       {
 147         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "No resolution!\n");
 148       }
 149     }
 150   }
 151   GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
 152 }
 153
 154
 155 /**
 156  * Function scheduled to be run on the successful start of services
 157  * tries to look up the dns record for TEST_DOMAIN
 158  */
 159 static void
 160 commence_testing (void *cls, int32_t success, const char *emsg)
 161 {
 162   gns_handle = GNUNET_GNS_connect(cfg);
 163   if (NULL == gns_handle)
 164   {
 165     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 166                 "Failed to connect to GNS!\n");
 167     end_badly_now ();
 168     return;
 169   }
 170
 171   GNUNET_GNS_lookup(gns_handle, TEST_DOMAIN, GNUNET_GNS_RECORD_A,
 172                     GNUNET_NO,
 173                     NULL,
 174                     &on_lookup_result, TEST_DOMAIN);
 175 }
 176
 177
 178 static void
 179 do_check (void *cls,
 180           const struct GNUNET_CONFIGURATION_Handle *ccfg,
 181           struct GNUNET_TESTING_Peer *peer)
 182 {
 183   struct GNUNET_CRYPTO_EccPublicKeyBinaryEncoded alice_pkey;
 184   struct GNUNET_CRYPTO_EccPublicKeyBinaryEncoded bob_pkey;
 185   struct GNUNET_CRYPTO_EccPrivateKey *alice_key;
 186   struct GNUNET_CRYPTO_EccPrivateKey *bob_key;
 187   struct GNUNET_CRYPTO_ShortHashCode bob_hash;
 188   struct GNUNET_CRYPTO_EccSignature *sig;
 189   char* alice_keyfile;
 190
 191   cfg = ccfg;
 192   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 193
 194   /* put records into namestore */
 195   namestore_handle = GNUNET_NAMESTORE_connect(cfg);
 196   if (NULL == namestore_handle)
 197   {
 198       GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to connect to namestore\n");
 199       end_badly_now ();
 200       return;
 201   }
 202
 203   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
 204                                                           "ZONEKEY",
 205                                                           &alice_keyfile))
 206   {
 207       GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
 208       end_badly_now ();
 209       return;
 210   }
 211
 212   alice_key = GNUNET_CRYPTO_ecc_key_create_from_file (alice_keyfile);
 213   bob_key = GNUNET_CRYPTO_ecc_key_create_from_file (KEYFILE_BOB);
 214
 215   GNUNET_CRYPTO_ecc_key_get_public (alice_key, &alice_pkey);
 216   GNUNET_CRYPTO_ecc_key_get_public (bob_key, &bob_pkey);
 217
 218   struct GNUNET_NAMESTORE_RecordData rd;
 219   char* ip = TEST_IP;
 220   struct in_addr *web = GNUNET_malloc(sizeof(struct in_addr));
 221   rd.expiration_time = UINT64_MAX;
 222   GNUNET_assert(1 == inet_pton (AF_INET, ip, web));
 223
 224   GNUNET_CRYPTO_short_hash(&bob_pkey, sizeof(bob_pkey), &bob_hash);
 225
 226   rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
 227   rd.data = &bob_hash;
 228   rd.record_type = GNUNET_GNS_RECORD_PKEY;
 229   rd.flags = GNUNET_NAMESTORE_RF_AUTHORITY;
 230
 231   GNUNET_NAMESTORE_record_create (namestore_handle,
 232                                   alice_key,
 233                                   TEST_AUTHORITY_NAME,
 234                                   &rd,
 235                                   NULL,
 236                                   NULL);
 237
 238   rd.data_size = sizeof(struct in_addr);
 239   rd.data = web;
 240   rd.record_type = GNUNET_DNSPARSER_TYPE_A;
 241   sig = GNUNET_NAMESTORE_create_signature(bob_key,
 242                                           GNUNET_TIME_UNIT_FOREVER_ABS,
 243                                           TEST_RECORD_NAME,
 244                                           &rd, 1);
 245
 246   GNUNET_NAMESTORE_record_put (namestore_handle,
 247                                &bob_pkey,
 248                                TEST_RECORD_NAME,
 249                                GNUNET_TIME_UNIT_FOREVER_ABS,
 250                                1,
 251                                &rd,
 252                                sig,
 253                                NULL,
 254                                NULL);
 255   rd.data_size = 0;
 256   rd.record_type = GNUNET_GNS_RECORD_REV;
 257
 258   GNUNET_NAMESTORE_record_create (namestore_handle,
 259                                   bob_key,
 260                                   GNUNET_GNS_MASTERZONE_STR,
 261                                   &rd,
 262                                   &commence_testing,
 263                                   NULL);
 264   GNUNET_free (alice_keyfile);
 265   GNUNET_free (web);
 266   GNUNET_free (sig);
 267   GNUNET_CRYPTO_ecc_key_free (bob_key);
 268   GNUNET_CRYPTO_ecc_key_free (alice_key);
 269 }
 270
 271
 272 int
 273 main (int argc, char *argv[])
 274 {
 275   ok = 1;
 276
 277   GNUNET_log_setup ("test-gns-revocation",
 278                     "WARNING",
 279                     NULL);
 280   GNUNET_TESTING_peer_run ("test-gns-revocation", "test_gns_simple_lookup.conf", &do_check, NULL);
 281   return ok;
 282 }
 283
 284
 285 /* end of test_gns_revocation.c */