src/gns/test_gns_simple_shorten.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_shorten.c
  22  * @brief basic shorten test for gns api
  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.alice.bob.gnu"
  40 #define TEST_IP "127.0.0.1"
  41 #define TEST_RECORD_NAME "www"
  42
  43 #define TEST_AUTHORITY_BOB "bob"
  44 #define TEST_AUTHORITY_ALICE "alice"
  45 #define TEST_ALICE_PSEU "carol"
  46 #define TEST_EXPECTED_RESULT "www.carol.gnu"
  47
  48 #define KEYFILE_BOB "../namestore/zonefiles/HGU0A0VCU334DN7F2I9UIUMVQMM7JMSD142LIMNUGTTV9R0CF4EG.zkey"
  49 #define KEYFILE_ALICE "../namestore/zonefiles/N0UJMP015AFUNR2BTNM3FKPBLG38913BL8IDMCO2H0A1LIB81960.zkey"
  50
  51
  52 /* Task handle to use to schedule test failure */
  53 GNUNET_SCHEDULER_TaskIdentifier die_task;
  54
  55 /* Global return value (0 for success, anything else for failure) */
  56 static int ok;
  57
  58 static struct GNUNET_NAMESTORE_Handle *namestore_handle;
  59
  60 static struct GNUNET_GNS_Handle *gns_handle;
  61
  62 const struct GNUNET_CONFIGURATION_Handle *cfg;
  63
  64 struct GNUNET_CRYPTO_EcdsaPublicKey priv_pkey;
  65 struct GNUNET_CRYPTO_EcdsaPublicKey short_pkey;
  66 struct GNUNET_CRYPTO_EcdsaPrivateKey *priv_key;
  67 struct GNUNET_CRYPTO_EcdsaPrivateKey *short_key;
  68
  69 struct GNUNET_CRYPTO_ShortHashCode priv_zone;
  70 struct GNUNET_CRYPTO_ShortHashCode short_zone;
  71
  72
  73 /**
  74  * Check if the get_handle is being used, if so stop the request.  Either
  75  * way, schedule the end_badly_cont function which actually shuts down the
  76  * test.
  77  */
  78 static void
  79 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  80 {
  81   die_task = GNUNET_SCHEDULER_NO_TASK;
  82   GNUNET_SCHEDULER_shutdown ();
  83   ok = 1;
  84 }
  85
  86 void end_badly_now ()
  87 {
  88   GNUNET_SCHEDULER_cancel (die_task);
  89   die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
  90 }
  91
  92 static void shutdown_task (void *cls,
  93                            const struct GNUNET_SCHEDULER_TaskContext *tc)
  94 {
  95   GNUNET_GNS_disconnect(gns_handle);
  96   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Shutting down peer!\n");
  97   GNUNET_SCHEDULER_shutdown ();
  98 }
  99
 100 /**
 101  * Called when gns shorten finishes
 102  */
 103 static void
 104 process_shorten_result(void* cls, const char* sname)
 105 {
 106
 107   if (GNUNET_SCHEDULER_NO_TASK != die_task)
 108   {
 109       GNUNET_SCHEDULER_cancel (die_task);
 110       die_task = GNUNET_SCHEDULER_NO_TASK;
 111   }
 112
 113   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 114               "Disconnecting from namestore\n");
 115   GNUNET_NAMESTORE_disconnect (namestore_handle);
 116
 117   if (sname == NULL)
 118   {
 119     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 120                 "Shorten test failed!\n");
 121     ok = 1;
 122   }
 123   else
 124   {
 125     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 126                 "%s shortened to %s\n", (char*)cls, sname);
 127     if (0 != strcmp(sname, TEST_EXPECTED_RESULT))
 128     {
 129       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 130                   "Shorten test failed! (wanted: %s got: %s\n",
 131                   (char*)cls, sname);
 132       ok = 1;
 133     }
 134
 135     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shorten test succeeded!\n");
 136     ok = 0;
 137   }
 138
 139   GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
 140 }
 141
 142 /**
 143  * Function scheduled to be run on the successful start of services
 144  * tries to shorten the name TEST_DOMAIN using gns
 145  */
 146 static void
 147 commence_testing (void *cls, int32_t success, const char *emsg)
 148 {
 149   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 150               "Connecting to gns\n");
 151   gns_handle = GNUNET_GNS_connect(cfg);
 152   if (NULL == gns_handle)
 153   {
 154     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 155                 "Failed to connect to gns\n");
 156     end_badly_now ();
 157     return;
 158   }
 159
 160   GNUNET_assert (NULL != GNUNET_GNS_shorten (gns_handle, TEST_DOMAIN,
 161                       &priv_zone,
 162                       &short_zone,
 163                       &process_shorten_result,
 164                       TEST_DOMAIN));
 165 }
 166
 167
 168
 169 void do_check (void *cls,
 170               const struct GNUNET_CONFIGURATION_Handle *ccfg,
 171               struct GNUNET_TESTING_Peer *peer)
 172 {
 173   struct GNUNET_CRYPTO_EcdsaPublicKey our_pkey;
 174   struct GNUNET_CRYPTO_EcdsaPublicKey alice_pkey;
 175   struct GNUNET_CRYPTO_EcdsaPublicKey bob_pkey;
 176   struct GNUNET_CRYPTO_EcdsaPrivateKey *our_key;
 177   struct GNUNET_CRYPTO_EcdsaPrivateKey *alice_key;
 178   struct GNUNET_CRYPTO_EcdsaPrivateKey *bob_key;
 179   struct GNUNET_CRYPTO_ShortHashCode bob_hash;
 180   struct GNUNET_CRYPTO_ShortHashCode alice_hash;
 181   struct GNUNET_CRYPTO_EcdsaSignature *sig;
 182   char* our_keyfile;
 183   char* private_keyfile;
 184   char* shorten_keyfile;
 185
 186   cfg = ccfg;
 187   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 188   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Running test\n");
 189
 190
 191   /* put records into namestore */
 192   namestore_handle = GNUNET_NAMESTORE_connect(cfg);
 193   if (NULL == namestore_handle)
 194   {
 195     GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to connect to namestore\n");
 196     end_badly_now ();
 197     return;
 198   }
 199
 200   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
 201                                                           "ZONEKEY",
 202                                                           &our_keyfile))
 203   {
 204     GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
 205     end_badly_now ();
 206     return;
 207   }
 208
 209   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
 210                                                             "SHORTEN_ZONEKEY",
 211                                                             &shorten_keyfile))
 212   {
 213     GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
 214                "Failed to get shorten zone key from cfg\n");
 215     end_badly_now ();
 216     return;
 217   }
 218
 219   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
 220                                                             "PRIVATE_ZONEKEY",
 221                                                             &private_keyfile))
 222   {
 223     GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
 224                "Failed to get private zone key from cfg\n");
 225     end_badly_now ();
 226     return;
 227   }
 228
 229   our_key = GNUNET_CRYPTO_ecdsa_key_create_from_file (our_keyfile);
 230   GNUNET_free(our_keyfile);
 231
 232   bob_key = GNUNET_CRYPTO_ecdsa_key_create_from_file (KEYFILE_BOB);
 233   alice_key = GNUNET_CRYPTO_ecdsa_key_create_from_file (KEYFILE_ALICE);
 234   priv_key = GNUNET_CRYPTO_ecdsa_key_create_from_file (private_keyfile);
 235   short_key = GNUNET_CRYPTO_ecdsa_key_create_from_file (shorten_keyfile);
 236
 237   GNUNET_free(shorten_keyfile);
 238   GNUNET_free(private_keyfile);
 239
 240   GNUNET_CRYPTO_ecdsa_key_get_public (our_key, &our_pkey);
 241   GNUNET_CRYPTO_ecdsa_key_get_public (alice_key, &alice_pkey);
 242   GNUNET_CRYPTO_ecdsa_key_get_public (bob_key, &bob_pkey);
 243   GNUNET_CRYPTO_ecdsa_key_get_public (priv_key, &priv_pkey);
 244   GNUNET_CRYPTO_ecdsa_key_get_public (short_key, &short_pkey);
 245
 246   GNUNET_CRYPTO_short_hash(&priv_pkey, sizeof(priv_pkey), &priv_zone);
 247   GNUNET_CRYPTO_short_hash(&short_pkey, sizeof(short_pkey), &short_zone);
 248
 249   struct GNUNET_GNSRECORD_Data rd;
 250   char* ip = TEST_IP;
 251   struct in_addr *web = GNUNET_malloc(sizeof(struct in_addr));
 252   rd.expiration_time = UINT64_MAX;
 253   GNUNET_assert(1 == inet_pton (AF_INET, ip, web));
 254
 255   GNUNET_CRYPTO_short_hash(&bob_pkey, sizeof(bob_pkey), &bob_hash);
 256
 257   rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
 258   rd.data = &bob_hash;
 259   rd.record_type = GNUNET_GNSRECORD_TYPE_PKEY;
 260   rd.flags = GNUNET_GNSRECORD_RF_NONE;
 261
 262   /* put bob into our zone */
 263   GNUNET_NAMESTORE_record_put_by_authority (namestore_handle,
 264                                             our_key,
 265                                             TEST_AUTHORITY_BOB,
 266                                             1,
 267                                             &rd,
 268                                             NULL,
 269                                             NULL);
 270
 271   /* put alice into bobs zone */
 272   GNUNET_CRYPTO_short_hash(&alice_pkey, sizeof(alice_pkey), &alice_hash);
 273   rd.data = &alice_hash;
 274   sig = GNUNET_NAMESTORE_create_signature(bob_key,
 275                                           GNUNET_TIME_UNIT_FOREVER_ABS,
 276                                           TEST_AUTHORITY_ALICE,
 277                                           &rd, 1);
 278
 279   GNUNET_NAMESTORE_record_put (namestore_handle,
 280                                &bob_pkey,
 281                                TEST_AUTHORITY_ALICE,
 282                                GNUNET_TIME_UNIT_FOREVER_ABS,
 283                                1,
 284                                &rd,
 285                                sig,
 286                                NULL,
 287                                NULL);
 288   GNUNET_free(sig);
 289   /* put www A record and PSEU into alice's zone */
 290
 291   rd.data_size = sizeof(struct in_addr);
 292   rd.data = web;
 293   rd.record_type = GNUNET_DNSPARSER_TYPE_A;
 294   sig = GNUNET_NAMESTORE_create_signature(alice_key,
 295                                           GNUNET_TIME_UNIT_FOREVER_ABS,
 296                                           TEST_RECORD_NAME,
 297                                           &rd, 1);
 298
 299   GNUNET_NAMESTORE_record_put (namestore_handle,
 300                                &alice_pkey,
 301                                TEST_RECORD_NAME,
 302                                GNUNET_TIME_UNIT_FOREVER_ABS,
 303                                1,
 304                                &rd,
 305                                sig,
 306                                NULL,
 307                                NULL);
 308
 309   rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
 310   rd.data = &alice_hash;
 311   rd.record_type = GNUNET_GNSRECORD_TYPE_PKEY;
 312   GNUNET_free(sig);
 313
 314   GNUNET_NAMESTORE_record_put_by_authority (namestore_handle,
 315                                             our_key,
 316                                             TEST_ALICE_PSEU,
 317                                             1, &rd,
 318                                             &commence_testing,
 319                                             NULL);
 320
 321   GNUNET_free(web);
 322   GNUNET_free(our_key);
 323   GNUNET_free(bob_key);
 324   GNUNET_free(alice_key);
 325   GNUNET_free(priv_key);
 326   GNUNET_free(short_key);
 327
 328 }
 329
 330
 331 int
 332 main (int argc, char *argv[])
 333 {
 334   ok = 1;
 335   GNUNET_log_setup ("test-gns-simple-shorten",
 336                     "WARNING",
 337                     NULL);
 338   GNUNET_TESTING_peer_run ("test-gns-simple-shorten",
 339                            "test_gns_simple_lookup.conf",
 340                            &do_check, NULL);
 341   return ok;
 342 }
 343
 344 /* end of test_gns_simple_shorten.c */