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-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.alice.bob.gads"
  46 #define TEST_IP "127.0.0.1"
  47 #define TEST_RECORD_NAME "www"
  48
  49 #define TEST_AUTHORITY_BOB "bob"
  50 #define TEST_AUTHORITY_ALICE "alice"
  51 #define TEST_ALICE_PSEU "carol"
  52 #define TEST_EXPECTED_RESULT "www.carol.gads"
  53
  54 #define KEYFILE_BOB "../namestore/zonefiles/HGU0A0VCU334DN7F2I9UIUMVQMM7JMSD142LIMNUGTTV9R0CF4EG.zkey"
  55 #define KEYFILE_ALICE "../namestore/zonefiles/N0UJMP015AFUNR2BTNM3FKPBLG38913BL8IDMCO2H0A1LIB81960.zkey"
  56
  57
  58 /* Task handle to use to schedule test failure */
  59 GNUNET_SCHEDULER_TaskIdentifier die_task;
  60
  61 /* Global return value (0 for success, anything else for failure) */
  62 static int ok;
  63
  64 static struct GNUNET_NAMESTORE_Handle *namestore_handle;
  65
  66 static struct GNUNET_GNS_Handle *gns_handle;
  67
  68 const struct GNUNET_CONFIGURATION_Handle *cfg;
  69
  70 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded priv_pkey;
  71 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded short_pkey;
  72 struct GNUNET_CRYPTO_RsaPrivateKey *priv_key;
  73 struct GNUNET_CRYPTO_RsaPrivateKey *short_key;
  74
  75 struct GNUNET_CRYPTO_ShortHashCode priv_zone;
  76 struct GNUNET_CRYPTO_ShortHashCode short_zone;
  77
  78
  79 /**
  80  * Check if the get_handle is being used, if so stop the request.  Either
  81  * way, schedule the end_badly_cont function which actually shuts down the
  82  * test.
  83  */
  84 static void
  85 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  86 {
  87   die_task = GNUNET_SCHEDULER_NO_TASK;
  88   GNUNET_SCHEDULER_shutdown ();
  89   ok = 1;
  90 }
  91
  92 void end_badly_now ()
  93 {
  94   GNUNET_SCHEDULER_cancel (die_task);
  95   die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
  96 }
  97
  98 static void shutdown_task (void *cls,
  99                            const struct GNUNET_SCHEDULER_TaskContext *tc)
 100 {
 101   GNUNET_GNS_disconnect(gns_handle);
 102   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Shutting down peer!\n");
 103   GNUNET_SCHEDULER_shutdown ();
 104 }
 105
 106 /**
 107  * Called when gns shorten finishes
 108  */
 109 static void
 110 process_shorten_result(void* cls, const char* sname)
 111 {
 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_log (GNUNET_ERROR_TYPE_DEBUG,
 120               "Disconnecting from namestore\n");
 121   GNUNET_NAMESTORE_disconnect (namestore_handle);
 122
 123   if (sname == NULL)
 124   {
 125     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 126                 "Shorten test failed!\n");
 127     ok = 1;
 128   }
 129   else
 130   {
 131     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 132                 "%s shortened to %s\n", (char*)cls, sname);
 133     if (0 != strcmp(sname, TEST_EXPECTED_RESULT))
 134     {
 135       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 136                   "Shorten test failed! (wanted: %s got: %s\n",
 137                   (char*)cls, sname);
 138       ok = 1;
 139     }
 140
 141     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shorten test succeeded!\n");
 142     ok = 0;
 143   }
 144
 145   GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
 146 }
 147
 148 /**
 149  * Function scheduled to be run on the successful start of services
 150  * tries to shorten the name TEST_DOMAIN using gns
 151  */
 152 static void
 153 commence_testing (void *cls, int32_t success, const char *emsg)
 154 {
 155   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 156               "Connecting to gns\n");
 157   gns_handle = GNUNET_GNS_connect(cfg);
 158   if (NULL == gns_handle)
 159   {
 160     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 161                 "Failed to connect to gns\n");
 162     end_badly_now ();
 163     return;
 164   }
 165
 166   GNUNET_assert (NULL != GNUNET_GNS_shorten (gns_handle, TEST_DOMAIN,
 167                       &priv_zone,
 168                       &short_zone,
 169                       &process_shorten_result,
 170                       TEST_DOMAIN));
 171 }
 172
 173
 174
 175 void do_check (void *cls,
 176               const struct GNUNET_CONFIGURATION_Handle *ccfg,
 177               struct GNUNET_TESTING_Peer *peer)
 178 {
 179   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded our_pkey;
 180   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded alice_pkey;
 181   struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded bob_pkey;
 182   struct GNUNET_CRYPTO_RsaPrivateKey *our_key;
 183   struct GNUNET_CRYPTO_RsaPrivateKey *alice_key;
 184   struct GNUNET_CRYPTO_RsaPrivateKey *bob_key;
 185   struct GNUNET_CRYPTO_ShortHashCode bob_hash;
 186   struct GNUNET_CRYPTO_ShortHashCode alice_hash;
 187   struct GNUNET_CRYPTO_RsaSignature *sig;
 188   char* our_keyfile;
 189   char* private_keyfile;
 190   char* shorten_keyfile;
 191
 192   cfg = ccfg;
 193   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 194   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Running test\n");
 195
 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                                                           &our_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   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
 216                                                             "SHORTEN_ZONEKEY",
 217                                                             &shorten_keyfile))
 218   {
 219     GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
 220                "Failed to get shorten zone key from cfg\n");
 221     end_badly_now ();
 222     return;
 223   }
 224
 225   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
 226                                                             "PRIVATE_ZONEKEY",
 227                                                             &private_keyfile))
 228   {
 229     GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
 230                "Failed to get private zone key from cfg\n");
 231     end_badly_now ();
 232     return;
 233   }
 234
 235   our_key = GNUNET_CRYPTO_rsa_key_create_from_file (our_keyfile);
 236   GNUNET_free(our_keyfile);
 237
 238   bob_key = GNUNET_CRYPTO_rsa_key_create_from_file (KEYFILE_BOB);
 239   alice_key = GNUNET_CRYPTO_rsa_key_create_from_file (KEYFILE_ALICE);
 240   priv_key = GNUNET_CRYPTO_rsa_key_create_from_file (private_keyfile);
 241   short_key = GNUNET_CRYPTO_rsa_key_create_from_file (shorten_keyfile);
 242
 243   GNUNET_free(shorten_keyfile);
 244   GNUNET_free(private_keyfile);
 245
 246   GNUNET_CRYPTO_rsa_key_get_public (our_key, &our_pkey);
 247   GNUNET_CRYPTO_rsa_key_get_public (alice_key, &alice_pkey);
 248   GNUNET_CRYPTO_rsa_key_get_public (bob_key, &bob_pkey);
 249   GNUNET_CRYPTO_rsa_key_get_public (priv_key, &priv_pkey);
 250   GNUNET_CRYPTO_rsa_key_get_public (short_key, &short_pkey);
 251
 252   GNUNET_CRYPTO_short_hash(&priv_pkey, sizeof(priv_pkey), &priv_zone);
 253   GNUNET_CRYPTO_short_hash(&short_pkey, sizeof(short_pkey), &short_zone);
 254
 255   struct GNUNET_NAMESTORE_RecordData rd;
 256   char* ip = TEST_IP;
 257   struct in_addr *web = GNUNET_malloc(sizeof(struct in_addr));
 258   rd.expiration_time = UINT64_MAX;
 259   GNUNET_assert(1 == inet_pton (AF_INET, ip, web));
 260
 261   GNUNET_CRYPTO_short_hash(&bob_pkey, sizeof(bob_pkey), &bob_hash);
 262
 263   rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
 264   rd.data = &bob_hash;
 265   rd.record_type = GNUNET_GNS_RECORD_PKEY;
 266   rd.flags = GNUNET_NAMESTORE_RF_AUTHORITY;
 267
 268   /* put bob into our zone */
 269   GNUNET_NAMESTORE_record_create (namestore_handle,
 270                                   our_key,
 271                                   TEST_AUTHORITY_BOB,
 272                                   &rd,
 273                                   NULL,
 274                                   NULL);
 275
 276   /* put alice into bobs zone */
 277   GNUNET_CRYPTO_short_hash(&alice_pkey, sizeof(alice_pkey), &alice_hash);
 278   rd.data = &alice_hash;
 279   sig = GNUNET_NAMESTORE_create_signature(bob_key,
 280                                           GNUNET_TIME_UNIT_FOREVER_ABS,
 281                                           TEST_AUTHORITY_ALICE,
 282                                           &rd, 1);
 283
 284   GNUNET_NAMESTORE_record_put (namestore_handle,
 285                                &bob_pkey,
 286                                TEST_AUTHORITY_ALICE,
 287                                GNUNET_TIME_UNIT_FOREVER_ABS,
 288                                1,
 289                                &rd,
 290                                sig,
 291                                NULL,
 292                                NULL);
 293   GNUNET_free(sig);
 294   /* put www A record and PSEU into alice's zone */
 295
 296   rd.data_size = sizeof(struct in_addr);
 297   rd.data = web;
 298   rd.record_type = GNUNET_DNSPARSER_TYPE_A;
 299   sig = GNUNET_NAMESTORE_create_signature(alice_key,
 300                                           GNUNET_TIME_UNIT_FOREVER_ABS,
 301                                           TEST_RECORD_NAME,
 302                                           &rd, 1);
 303
 304   GNUNET_NAMESTORE_record_put (namestore_handle,
 305                                &alice_pkey,
 306                                TEST_RECORD_NAME,
 307                                GNUNET_TIME_UNIT_FOREVER_ABS,
 308                                1,
 309                                &rd,
 310                                sig,
 311                                NULL,
 312                                NULL);
 313
 314   rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
 315   rd.data = &alice_hash;
 316   rd.record_type = GNUNET_GNS_RECORD_PKEY;
 317   GNUNET_free(sig);
 318
 319   GNUNET_NAMESTORE_record_create (namestore_handle,
 320                                our_key,
 321                                TEST_ALICE_PSEU,
 322                                &rd,
 323                                &commence_testing,
 324                                NULL);
 325
 326   GNUNET_free(web);
 327   GNUNET_CRYPTO_rsa_key_free(our_key);
 328   GNUNET_CRYPTO_rsa_key_free(bob_key);
 329   GNUNET_CRYPTO_rsa_key_free(alice_key);
 330   GNUNET_CRYPTO_rsa_key_free(priv_key);
 331   GNUNET_CRYPTO_rsa_key_free(short_key);
 332
 333 }
 334
 335 int
 336 main (int argc, char *argv[])
 337 {
 338   ok = 1;
 339
 340   GNUNET_log_setup ("test-gns-simple-shorten",
 341 #if VERBOSE
 342                     "DEBUG",
 343 #else
 344                     "WARNING",
 345 #endif
 346                     NULL);
 347
 348   GNUNET_TESTING_peer_run ("test-gns-simple-shorten", "test_gns_simple_lookup.conf", &do_check, NULL);
 349   return ok;
 350 }
 351
 352 /* end of test_gns_twopeer.c */