src/gns/test_gns_simple_zkey_lookup.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_simple_zkey_lookup.c
  22  * @brief base testcase for testing zkey lookup
  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 #include "gns.h"
  35
  36 /* DEFINES */
  37 #define VERBOSE GNUNET_YES
  38
  39 /* Timeout for entire testcase */
  40 #define TIMEOUT GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 40)
  41
  42 /* If number of peers not in config file, use this number */
  43 #define DEFAULT_NUM_PEERS 2
  44
  45 /* test records to resolve */
  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 struct GNUNET_CRYPTO_ShortHashCode bob_hash;
  68
  69
  70 /**
  71  * Check if the get_handle is being used, if so stop the request.  Either
  72  * way, schedule the end_badly_cont function which actually shuts down the
  73  * test.
  74  */
  75 static void
  76 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  77 {
  78   die_task = GNUNET_SCHEDULER_NO_TASK;
  79   if (NULL != gns_handle)
  80   {
  81     GNUNET_GNS_disconnect(gns_handle);
  82     gns_handle = NULL;
  83   }
  84
  85   if (NULL != namestore_handle)
  86   {
  87     GNUNET_NAMESTORE_disconnect (namestore_handle);
  88     namestore_handle = NULL;
  89   }
  90   GNUNET_break (0);
  91   GNUNET_SCHEDULER_shutdown ();
  92   ok = 1;
  93 }
  94
  95 static void
  96 end_badly_now ()
  97 {
  98   GNUNET_SCHEDULER_cancel (die_task);
  99   die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
 100 }
 101
 102 static void shutdown_task (void *cls,
 103                            const struct GNUNET_SCHEDULER_TaskContext *tc)
 104 {
 105   GNUNET_GNS_disconnect(gns_handle);
 106   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Shutting down peer!\n");
 107   GNUNET_SCHEDULER_shutdown ();
 108 }
 109
 110 static void
 111 on_lookup_result(void *cls, uint32_t rd_count,
 112                  const struct GNUNET_NAMESTORE_RecordData *rd)
 113 {
 114   struct in_addr a;
 115   int i;
 116   char* addr;
 117
 118   if (GNUNET_SCHEDULER_NO_TASK != die_task)
 119   {
 120       GNUNET_SCHEDULER_cancel (die_task);
 121       die_task = GNUNET_SCHEDULER_NO_TASK;
 122   }
 123
 124   GNUNET_NAMESTORE_disconnect (namestore_handle);
 125   namestore_handle = NULL;
 126   if (rd_count == 0)
 127   {
 128     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 129                 "Lookup failed\n");
 130     ok = 2;
 131   }
 132   else
 133   {
 134     ok = 1;
 135     GNUNET_log (GNUNET_ERROR_TYPE_INFO, "name: %s\n", (char*)cls);
 136     for (i=0; i<rd_count; i++)
 137     {
 138       GNUNET_log (GNUNET_ERROR_TYPE_INFO, "type: %d\n", rd[i].record_type);
 139       if (rd[i].record_type == GNUNET_GNS_RECORD_A)
 140       {
 141         memcpy(&a, rd[i].data, sizeof(a));
 142         addr = inet_ntoa(a);
 143         GNUNET_log (GNUNET_ERROR_TYPE_INFO, "address: %s\n", addr);
 144         if (0 == strcmp(addr, TEST_IP))
 145         {
 146           GNUNET_log (GNUNET_ERROR_TYPE_INFO,
 147                     "ZKEY correctly resolved to %s!\n", addr);
 148           ok = 0;
 149         }
 150       }
 151       else
 152       {
 153         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "No resolution!\n");
 154       }
 155     }
 156   }
 157
 158   GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
 159 }
 160 /**
 161  * Function scheduled to be run on the successful start of services
 162  * tries to look up the dns record for TEST_DOMAIN
 163  */
 164 static void
 165 commence_testing (void *cls, int32_t success, const char *emsg)
 166 {
 167   char name[MAX_DNS_NAME_LENGTH];
 168   char* pos;
 169   struct GNUNET_CRYPTO_ShortHashAsciiEncoded hash_str;
 170
 171   gns_handle = GNUNET_GNS_connect(cfg);
 172   if (NULL == gns_handle)
 173   {
 174     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 175                 "Failed to connect to GNS!\n");
 176     end_badly_now ();
 177     return;
 178   }
 179
 180   pos = name;
 181   strcpy(pos, TEST_RECORD_NAME);
 182   pos += strlen(TEST_RECORD_NAME);
 183   strcpy(pos, ".");
 184   pos++;
 185   GNUNET_CRYPTO_short_hash_to_enc(&bob_hash, &hash_str);
 186   strcpy(pos, (char*)&hash_str);
 187   pos += strlen((char*)&hash_str);
 188   strcpy(pos, ".");
 189   pos++;
 190   strcpy(pos, GNUNET_GNS_TLD_ZKEY);
 191
 192   GNUNET_GNS_lookup(gns_handle, name, GNUNET_GNS_RECORD_A,
 193                     GNUNET_NO,
 194                     NULL,
 195                     &on_lookup_result, NULL);
 196 }
 197
 198
 199 static void
 200 do_check (void *cls,
 201           const struct GNUNET_CONFIGURATION_Handle *ccfg,
 202           struct GNUNET_TESTING_Peer *peer)
 203 {
 204   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded alice_pkey;
 205   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded bob_pkey;
 206   struct GNUNET_CRYPTO_RsaPrivateKey *alice_key;
 207   struct GNUNET_CRYPTO_RsaPrivateKey *bob_key;
 208   struct GNUNET_CRYPTO_RsaSignature *sig;
 209   char* alice_keyfile;
 210
 211   cfg = ccfg;
 212   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 213
 214   /* put records into namestore */
 215   namestore_handle = GNUNET_NAMESTORE_connect(cfg);
 216   if (NULL == namestore_handle)
 217   {
 218     GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to connect to namestore\n");
 219     end_badly_now ();
 220     return;
 221   }
 222
 223   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
 224                                                           "ZONEKEY",
 225                                                           &alice_keyfile))
 226   {
 227     GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
 228     end_badly_now ();
 229     return;
 230   }
 231
 232   alice_key = GNUNET_CRYPTO_rsa_key_create_from_file (alice_keyfile);
 233   bob_key = GNUNET_CRYPTO_rsa_key_create_from_file (KEYFILE_BOB);
 234
 235   GNUNET_CRYPTO_rsa_key_get_public (alice_key, &alice_pkey);
 236   GNUNET_CRYPTO_rsa_key_get_public (bob_key, &bob_pkey);
 237
 238   struct GNUNET_NAMESTORE_RecordData rd;
 239   char* ip = TEST_IP;
 240   struct in_addr *web = GNUNET_malloc(sizeof(struct in_addr));
 241   rd.expiration_time = UINT64_MAX;
 242   GNUNET_assert(1 == inet_pton (AF_INET, ip, web));
 243
 244   GNUNET_CRYPTO_short_hash(&bob_pkey, sizeof(bob_pkey), &bob_hash);
 245
 246   rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
 247   rd.data = &bob_hash;
 248   rd.record_type = GNUNET_GNS_RECORD_PKEY;
 249   rd.flags = GNUNET_NAMESTORE_RF_AUTHORITY;
 250
 251   GNUNET_NAMESTORE_record_create (namestore_handle,
 252                                   alice_key,
 253                                   TEST_AUTHORITY_NAME,
 254                                   &rd,
 255                                   NULL,
 256                                   NULL);
 257
 258   rd.data_size = sizeof(struct in_addr);
 259   rd.data = web;
 260   rd.record_type = GNUNET_DNSPARSER_TYPE_A;
 261   sig = GNUNET_NAMESTORE_create_signature(bob_key,
 262                                           GNUNET_TIME_UNIT_FOREVER_ABS,
 263                                           TEST_RECORD_NAME,
 264                                           &rd, 1);
 265
 266   GNUNET_NAMESTORE_record_put (namestore_handle,
 267                                &bob_pkey,
 268                                TEST_RECORD_NAME,
 269                                GNUNET_TIME_UNIT_FOREVER_ABS,
 270                                1,
 271                                &rd,
 272                                sig,
 273                                &commence_testing,
 274                                NULL);
 275   GNUNET_free (alice_keyfile);
 276   GNUNET_free (web);
 277   GNUNET_free (sig);
 278   GNUNET_CRYPTO_rsa_key_free (bob_key);
 279   GNUNET_CRYPTO_rsa_key_free (alice_key);
 280 }
 281
 282
 283
 284
 285 int
 286 main (int argc, char *argv[])
 287 {
 288   ok = 1;
 289
 290   GNUNET_log_setup ("test-gns-simple-zkey-lookup",
 291 #if VERBOSE
 292                     "DEBUG",
 293 #else
 294                     "WARNING",
 295 #endif
 296                     NULL);
 297   GNUNET_TESTING_peer_run ("test-gns-simple-zkey-lookup", "test_gns_simple_lookup.conf", &do_check, NULL);
 298   return ok;
 299 }
 300
 301
 302 /* end of test_gns_simple_zkey_lookup.c */