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