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
 103 on_lookup_result(void *cls, uint32_t rd_count,
 104                  const struct GNUNET_NAMESTORE_RecordData *rd)
 105 {
 106   struct in_addr a;
 107   int i;
 108   char* addr;
 109
 110   if (GNUNET_SCHEDULER_NO_TASK != die_task)
 111   {
 112       GNUNET_SCHEDULER_cancel (die_task);
 113       die_task = GNUNET_SCHEDULER_NO_TASK;
 114   }
 115
 116   GNUNET_NAMESTORE_disconnect (namestore_handle);
 117   namestore_handle = NULL;
 118   if (rd_count == 0)
 119   {
 120     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 121                 "Lookup failed\n");
 122     ok = 2;
 123   }
 124   else
 125   {
 126     ok = 1;
 127     GNUNET_log (GNUNET_ERROR_TYPE_INFO, "name: %s\n", (char*)cls);
 128     for (i=0; i<rd_count; i++)
 129     {
 130       GNUNET_log (GNUNET_ERROR_TYPE_INFO, "type: %d\n", rd[i].record_type);
 131       if (rd[i].record_type == GNUNET_GNS_RECORD_A)
 132       {
 133         memcpy(&a, rd[i].data, sizeof(a));
 134         addr = inet_ntoa(a);
 135         GNUNET_log (GNUNET_ERROR_TYPE_INFO, "address: %s\n", addr);
 136         if (0 == strcmp(addr, TEST_IP))
 137         {
 138           GNUNET_log (GNUNET_ERROR_TYPE_INFO,
 139                     "ZKEY correctly resolved to %s!\n", addr);
 140           ok = 0;
 141         }
 142       }
 143       else
 144       {
 145         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "No resolution!\n");
 146       }
 147     }
 148   }
 149
 150   GNUNET_GNS_disconnect(gns_handle);
 151   gns_handle = NULL;
 152   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Shutting down peer!\n");
 153   GNUNET_SCHEDULER_shutdown ();
 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   char name[MAX_DNS_NAME_LENGTH];
 163   char* pos;
 164   struct GNUNET_CRYPTO_ShortHashAsciiEncoded hash_str;
 165
 166   gns_handle = GNUNET_GNS_connect(cfg);
 167   if (NULL == gns_handle)
 168   {
 169     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 170                 "Failed to connect to GNS!\n");
 171     end_badly_now ();
 172     return;
 173   }
 174
 175   pos = name;
 176   strcpy(pos, TEST_RECORD_NAME);
 177   pos += strlen(TEST_RECORD_NAME);
 178   strcpy(pos, ".");
 179   pos++;
 180   GNUNET_CRYPTO_short_hash_to_enc(&bob_hash, &hash_str);
 181   strcpy(pos, (char*)&hash_str);
 182   pos += strlen((char*)&hash_str);
 183   strcpy(pos, ".");
 184   pos++;
 185   strcpy(pos, GNUNET_GNS_TLD_ZKEY);
 186
 187   GNUNET_GNS_lookup(gns_handle, name, GNUNET_GNS_RECORD_A,
 188                     GNUNET_NO,
 189                     NULL,
 190                     &on_lookup_result, NULL);
 191 }
 192
 193
 194 static void
 195 do_check (void *cls,
 196           const struct GNUNET_CONFIGURATION_Handle *ccfg,
 197           struct GNUNET_TESTING_Peer *peer)
 198 {
 199   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded alice_pkey;
 200   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded bob_pkey;
 201   struct GNUNET_CRYPTO_RsaPrivateKey *alice_key;
 202   struct GNUNET_CRYPTO_RsaPrivateKey *bob_key;
 203   struct GNUNET_CRYPTO_RsaSignature *sig;
 204   char* alice_keyfile;
 205
 206   cfg = ccfg;
 207   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 208
 209   /* put records into namestore */
 210   namestore_handle = GNUNET_NAMESTORE_connect(cfg);
 211   if (NULL == namestore_handle)
 212   {
 213     GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to connect to namestore\n");
 214     end_badly_now ();
 215     return;
 216   }
 217
 218   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
 219                                                           "ZONEKEY",
 220                                                           &alice_keyfile))
 221   {
 222     GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
 223     end_badly_now ();
 224     return;
 225   }
 226
 227   alice_key = GNUNET_CRYPTO_rsa_key_create_from_file (alice_keyfile);
 228   bob_key = GNUNET_CRYPTO_rsa_key_create_from_file (KEYFILE_BOB);
 229
 230   GNUNET_CRYPTO_rsa_key_get_public (alice_key, &alice_pkey);
 231   GNUNET_CRYPTO_rsa_key_get_public (bob_key, &bob_pkey);
 232
 233   struct GNUNET_NAMESTORE_RecordData rd;
 234   char* ip = TEST_IP;
 235   struct in_addr *web = GNUNET_malloc(sizeof(struct in_addr));
 236   rd.expiration_time = UINT64_MAX;
 237   GNUNET_assert(1 == inet_pton (AF_INET, ip, web));
 238
 239   GNUNET_CRYPTO_short_hash(&bob_pkey, sizeof(bob_pkey), &bob_hash);
 240
 241   rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
 242   rd.data = &bob_hash;
 243   rd.record_type = GNUNET_GNS_RECORD_PKEY;
 244   rd.flags = GNUNET_NAMESTORE_RF_AUTHORITY;
 245
 246   GNUNET_NAMESTORE_record_create (namestore_handle,
 247                                   alice_key,
 248                                   TEST_AUTHORITY_NAME,
 249                                   &rd,
 250                                   NULL,
 251                                   NULL);
 252
 253   rd.data_size = sizeof(struct in_addr);
 254   rd.data = web;
 255   rd.record_type = GNUNET_DNSPARSER_TYPE_A;
 256   sig = GNUNET_NAMESTORE_create_signature(bob_key,
 257                                           GNUNET_TIME_UNIT_FOREVER_ABS,
 258                                           TEST_RECORD_NAME,
 259                                           &rd, 1);
 260
 261   GNUNET_NAMESTORE_record_put (namestore_handle,
 262                                &bob_pkey,
 263                                TEST_RECORD_NAME,
 264                                GNUNET_TIME_UNIT_FOREVER_ABS,
 265                                1,
 266                                &rd,
 267                                sig,
 268                                &commence_testing,
 269                                NULL);
 270   GNUNET_free (alice_keyfile);
 271   GNUNET_free (web);
 272   GNUNET_free (sig);
 273   GNUNET_CRYPTO_rsa_key_free (bob_key);
 274   GNUNET_CRYPTO_rsa_key_free (alice_key);
 275 }
 276
 277
 278
 279
 280 int
 281 main (int argc, char *argv[])
 282 {
 283   ok = 1;
 284
 285   GNUNET_log_setup ("test-gns-simple-zkey-lookup",
 286 #if VERBOSE
 287                     "DEBUG",
 288 #else
 289                     "WARNING",
 290 #endif
 291                     NULL);
 292   GNUNET_TESTING_peer_run ("test-gns-simple-zkey-lookup", "test_gns_simple_lookup.conf", &do_check, NULL);
 293   return ok;
 294 }
 295
 296
 297 /* end of test_gns_simple_zkey_lookup.c */