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
  99 static void shutdown_task (void *cls,
 100                            const struct GNUNET_SCHEDULER_TaskContext *tc)
 101 {
 102   GNUNET_GNS_disconnect(gns_handle);
 103   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Shutting down peer!\n");
 104   GNUNET_SCHEDULER_shutdown ();
 105 }
 106
 107 static void
 108 on_lookup_result(void *cls, uint32_t rd_count,
 109                  const struct GNUNET_NAMESTORE_RecordData *rd)
 110 {
 111   struct in_addr a;
 112   int i;
 113   char* addr;
 114
 115   if (GNUNET_SCHEDULER_NO_TASK != die_task)
 116   {
 117       GNUNET_SCHEDULER_cancel (die_task);
 118       die_task = GNUNET_SCHEDULER_NO_TASK;
 119   }
 120
 121   GNUNET_NAMESTORE_disconnect (namestore_handle);
 122   namestore_handle = NULL;
 123   if (rd_count == 0)
 124   {
 125     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 126                 "Lookup failed, this is good!\n");
 127     ok = 0;
 128   }
 129   else
 130   {
 131     ok = 1;
 132     GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "name: %s\n", (char*)cls);
 133     for (i=0; i<rd_count; i++)
 134     {
 135       GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "type: %d\n", rd[i].record_type);
 136       if (rd[i].record_type == GNUNET_GNS_RECORD_A)
 137       {
 138         memcpy(&a, rd[i].data, sizeof(a));
 139         addr = inet_ntoa(a);
 140         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "address: %s\n", addr);
 141         if (0 == strcmp(addr, TEST_IP))
 142         {
 143           GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 144                     "%s incorrectly resolved to %s!\n", TEST_DOMAIN, addr);
 145           ok = 2;
 146         }
 147       }
 148       else
 149       {
 150         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "No resolution!\n");
 151       }
 152     }
 153   }
 154   GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
 155 }
 156
 157
 158 /**
 159  * Function scheduled to be run on the successful start of services
 160  * tries to look up the dns record for TEST_DOMAIN
 161  */
 162 static void
 163 commence_testing (void *cls, int32_t success, const char *emsg)
 164 {
 165   gns_handle = GNUNET_GNS_connect(cfg);
 166   if (NULL == gns_handle)
 167   {
 168     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 169                 "Failed to connect to GNS!\n");
 170     end_badly_now ();
 171     return;
 172   }
 173
 174   GNUNET_GNS_lookup(gns_handle, TEST_DOMAIN, GNUNET_GNS_RECORD_A,
 175                     GNUNET_NO,
 176                     NULL,
 177                     &on_lookup_result, TEST_DOMAIN);
 178 }
 179
 180
 181 static void
 182 do_check (void *cls,
 183           const struct GNUNET_CONFIGURATION_Handle *ccfg,
 184           struct GNUNET_TESTING_Peer *peer)
 185 {
 186   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded alice_pkey;
 187   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded bob_pkey;
 188   struct GNUNET_CRYPTO_RsaPrivateKey *alice_key;
 189   struct GNUNET_CRYPTO_RsaPrivateKey *bob_key;
 190   struct GNUNET_CRYPTO_ShortHashCode bob_hash;
 191   struct GNUNET_CRYPTO_RsaSignature *sig;
 192   char* alice_keyfile;
 193
 194   cfg = ccfg;
 195   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 196
 197   /* put records into namestore */
 198   namestore_handle = GNUNET_NAMESTORE_connect(cfg);
 199   if (NULL == namestore_handle)
 200   {
 201       GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to connect to namestore\n");
 202       end_badly_now ();
 203       return;
 204   }
 205
 206   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
 207                                                           "ZONEKEY",
 208                                                           &alice_keyfile))
 209   {
 210       GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
 211       end_badly_now ();
 212       return;
 213   }
 214
 215   alice_key = GNUNET_CRYPTO_rsa_key_create_from_file (alice_keyfile);
 216   bob_key = GNUNET_CRYPTO_rsa_key_create_from_file (KEYFILE_BOB);
 217
 218   GNUNET_CRYPTO_rsa_key_get_public (alice_key, &alice_pkey);
 219   GNUNET_CRYPTO_rsa_key_get_public (bob_key, &bob_pkey);
 220
 221   struct GNUNET_NAMESTORE_RecordData rd;
 222   char* ip = TEST_IP;
 223   struct in_addr *web = GNUNET_malloc(sizeof(struct in_addr));
 224   rd.expiration_time = UINT64_MAX;
 225   GNUNET_assert(1 == inet_pton (AF_INET, ip, web));
 226
 227   GNUNET_CRYPTO_short_hash(&bob_pkey, sizeof(bob_pkey), &bob_hash);
 228
 229   rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
 230   rd.data = &bob_hash;
 231   rd.record_type = GNUNET_GNS_RECORD_PKEY;
 232   rd.flags = GNUNET_NAMESTORE_RF_AUTHORITY;
 233
 234   GNUNET_NAMESTORE_record_create (namestore_handle,
 235                                   alice_key,
 236                                   TEST_AUTHORITY_NAME,
 237                                   &rd,
 238                                   NULL,
 239                                   NULL);
 240
 241   rd.data_size = sizeof(struct in_addr);
 242   rd.data = web;
 243   rd.record_type = GNUNET_DNSPARSER_TYPE_A;
 244   sig = GNUNET_NAMESTORE_create_signature(bob_key,
 245                                           GNUNET_TIME_UNIT_FOREVER_ABS,
 246                                           TEST_RECORD_NAME,
 247                                           &rd, 1);
 248
 249   GNUNET_NAMESTORE_record_put (namestore_handle,
 250                                &bob_pkey,
 251                                TEST_RECORD_NAME,
 252                                GNUNET_TIME_UNIT_FOREVER_ABS,
 253                                1,
 254                                &rd,
 255                                sig,
 256                                NULL,
 257                                NULL);
 258   rd.data_size = 0;
 259   rd.record_type = GNUNET_GNS_RECORD_REV;
 260
 261   GNUNET_NAMESTORE_record_create (namestore_handle,
 262                                   bob_key,
 263                                   "+",
 264                                   &rd,
 265                                   &commence_testing,
 266                                   NULL);
 267   GNUNET_free (alice_keyfile);
 268   GNUNET_free (web);
 269   GNUNET_free (sig);
 270   GNUNET_CRYPTO_rsa_key_free (bob_key);
 271   GNUNET_CRYPTO_rsa_key_free (alice_key);
 272 }
 273
 274
 275
 276 int
 277 main (int argc, char *argv[])
 278 {
 279   ok = 1;
 280
 281   GNUNET_log_setup ("test-gns-revocation",
 282 #if VERBOSE
 283                     "DEBUG",
 284 #else
 285                     "WARNING",
 286 #endif
 287                     NULL);
 288   GNUNET_TESTING_peer_run ("test-gns-revocation", "test_gns_simple_lookup.conf", &do_check, NULL);
 289   return ok;
 290 }
 291
 292
 293 /* end of test_gns_revocation.c */