src/namestore/test_namestore_api_monitoring.c

   1 /*
   2      This file is part of GNUnet.
   3      Copyright (C) 2013, 2018 GNUnet e.V.
   4
   5      GNUnet is free software: you can redistribute it and/or modify it
   6      under the terms of the GNU Affero General Public License as published
   7      by the Free Software Foundation, either version 3 of the License,
   8      or (at your 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      Affero General Public License for more details.
  14
  15      You should have received a copy of the GNU Affero General Public License
  16      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18 /**
  19  * @file namestore/test_namestore_api_monitoring.c
  20  * @brief testcase for zone monitoring functionality: monitor first, then add records
  21  */
  22 #include "platform.h"
  23 #include "gnunet_namestore_service.h"
  24 #include "gnunet_testing_lib.h"
  25 #include "namestore.h"
  26 #include "gnunet_dnsparser_lib.h"
  27
  28 #define TEST_RECORD_TYPE GNUNET_DNSPARSER_TYPE_TXT
  29
  30
  31
  32 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 100)
  33
  34
  35 static struct GNUNET_NAMESTORE_Handle * nsh;
  36
  37 static struct GNUNET_SCHEDULER_Task * endbadly_task;
  38
  39 static struct GNUNET_CRYPTO_EcdsaPrivateKey * privkey;
  40
  41 static struct GNUNET_CRYPTO_EcdsaPrivateKey * privkey2;
  42
  43 static struct GNUNET_NAMESTORE_ZoneMonitor *zm;
  44
  45 static int res;
  46
  47 static char * s_name_1;
  48
  49 static struct GNUNET_GNSRECORD_Data *s_rd_1;
  50
  51 static char * s_name_2;
  52
  53 static struct GNUNET_GNSRECORD_Data *s_rd_2;
  54
  55 static char * s_name_3;
  56
  57 static struct GNUNET_GNSRECORD_Data *s_rd_3;
  58
  59 struct GNUNET_NAMESTORE_QueueEntry * ns_ops[3];
  60
  61
  62 static void
  63 do_shutdown ()
  64 {
  65   if (NULL != zm)
  66   {
  67     GNUNET_NAMESTORE_zone_monitor_stop (zm);
  68     zm = NULL;
  69   }
  70   if (NULL != ns_ops[0])
  71   {
  72         GNUNET_NAMESTORE_cancel(ns_ops[0]);
  73         ns_ops[0] = NULL;
  74   }
  75   if (NULL != ns_ops[1])
  76   {
  77         GNUNET_NAMESTORE_cancel(ns_ops[1]);
  78         ns_ops[1] = NULL;
  79   }
  80   if (NULL != ns_ops[2])
  81   {
  82         GNUNET_NAMESTORE_cancel(ns_ops[2]);
  83         ns_ops[2] = NULL;
  84   }
  85   if (NULL != nsh)
  86   {
  87     GNUNET_NAMESTORE_disconnect (nsh);
  88     nsh = NULL;
  89   }
  90   GNUNET_free_non_null(s_name_1);
  91   GNUNET_free_non_null(s_name_2);
  92   GNUNET_free_non_null(s_name_3);
  93
  94   if (s_rd_1 != NULL)
  95   {
  96     GNUNET_free ((void *)s_rd_1->data);
  97     GNUNET_free (s_rd_1);
  98   }
  99   if (s_rd_2 != NULL)
 100   {
 101     GNUNET_free ((void *)s_rd_2->data);
 102     GNUNET_free (s_rd_2);
 103   }
 104   if (s_rd_3 != NULL)
 105   {
 106     GNUNET_free ((void *)s_rd_3->data);
 107     GNUNET_free (s_rd_3);
 108   }
 109
 110   if (NULL != privkey)
 111   {
 112     GNUNET_free (privkey);
 113     privkey = NULL;
 114   }
 115   if (NULL != privkey2)
 116   {
 117     GNUNET_free (privkey2);
 118     privkey2 = NULL;
 119   }
 120 }
 121
 122
 123 /**
 124  * Re-establish the connection to the service.
 125  *
 126  * @param cls handle to use to re-connect.
 127  */
 128 static void
 129 endbadly (void *cls)
 130 {
 131   do_shutdown ();
 132   res = 1;
 133 }
 134
 135
 136 static void
 137 end (void *cls)
 138 {
 139   do_shutdown ();
 140   res = 0;
 141 }
 142
 143
 144 static void
 145 zone_proc (void *cls,
 146            const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone_key,
 147            const char *name,
 148            unsigned int rd_count,
 149            const struct GNUNET_GNSRECORD_Data *rd)
 150 {
 151   static int returned_records;
 152   static int fail = GNUNET_NO;
 153
 154   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 155               "Comparing results name %s\n",
 156               name);
 157   if (0 != memcmp (zone_key,
 158                    privkey,
 159                    sizeof (struct GNUNET_CRYPTO_EcdsaPrivateKey)))
 160   {
 161     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 162               "Monitoring returned wrong zone key\n");
 163     GNUNET_break (0);
 164     GNUNET_SCHEDULER_cancel (endbadly_task);
 165     endbadly_task = GNUNET_SCHEDULER_add_now (&endbadly, NULL);
 166     return;
 167   }
 168
 169   if (0 == strcmp (name, s_name_1))
 170   {
 171     if (GNUNET_YES != GNUNET_GNSRECORD_records_cmp(rd, s_rd_1))
 172     {
 173       GNUNET_break (0);
 174         fail = GNUNET_YES;
 175     }
 176   }
 177   else if (0 == strcmp (name, s_name_2))
 178   {
 179     if (GNUNET_YES != GNUNET_GNSRECORD_records_cmp(rd, s_rd_2))
 180     {
 181       GNUNET_break (0);
 182         fail = GNUNET_YES;
 183     }
 184   }
 185   else
 186   {
 187     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 188               "Invalid name %s\n",
 189                 name);
 190     GNUNET_break (0);
 191     fail = GNUNET_YES;
 192   }
 193   GNUNET_NAMESTORE_zone_monitor_next (zm,
 194                                       1);
 195   if (2 == ++returned_records)
 196   {
 197     if (endbadly_task != NULL)
 198     {
 199       GNUNET_SCHEDULER_cancel (endbadly_task);
 200       endbadly_task = NULL;
 201     }
 202     if (GNUNET_YES == fail)
 203       GNUNET_SCHEDULER_add_now (&endbadly, NULL);
 204     else
 205         GNUNET_SCHEDULER_add_now (&end, NULL);
 206   }
 207 }
 208
 209
 210 static void
 211 put_cont (void *cls,
 212           int32_t success,
 213           const char *emsg)
 214 {
 215   static int c = 0;
 216   char *label = cls;
 217
 218   if (0 == strcmp (label, s_name_1))
 219     ns_ops[0] = NULL;
 220   else if (0 == strcmp (label, s_name_2))
 221     ns_ops[1] = NULL;
 222   else if (0 == strcmp (label, s_name_3))
 223     ns_ops[2] = NULL;
 224
 225   if (success == GNUNET_OK)
 226   {
 227     c++;
 228     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 229                 "Created record %u: `%s'\n",
 230                 c,
 231                 label);
 232   }
 233   else
 234   {
 235     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 236                 "Failed to create record `%s'\n",
 237                 label);
 238     GNUNET_break (0);
 239     GNUNET_SCHEDULER_cancel (endbadly_task);
 240     endbadly_task = GNUNET_SCHEDULER_add_now (&endbadly,
 241                                               NULL);
 242   }
 243 }
 244
 245
 246 static struct GNUNET_GNSRECORD_Data *
 247 create_record (unsigned int count)
 248 {
 249   struct GNUNET_GNSRECORD_Data *rd;
 250
 251   rd = GNUNET_new_array (count,
 252                          struct GNUNET_GNSRECORD_Data);
 253   for (unsigned int c = 0; c < count; c++)
 254   {
 255     rd[c].expiration_time = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_HOURS).abs_value_us;
 256     rd[c].record_type = TEST_RECORD_TYPE;
 257     rd[c].data_size = 50;
 258     rd[c].data = GNUNET_malloc(50);
 259     rd[c].flags = 0;
 260     memset ((char *) rd[c].data, 'a', 50);
 261   }
 262   return rd;
 263 }
 264
 265
 266 static void
 267 fail_cb (void *cls)
 268 {
 269   GNUNET_assert (0);
 270 }
 271
 272
 273 static void
 274 sync_cb (void *cls)
 275 {
 276   /* do nothing */
 277 }
 278
 279
 280 static void
 281 run (void *cls,
 282      const struct GNUNET_CONFIGURATION_Handle *cfg,
 283      struct GNUNET_TESTING_Peer *peer)
 284 {
 285   res = 1;
 286   privkey = GNUNET_CRYPTO_ecdsa_key_create ();
 287   GNUNET_assert (privkey != NULL);
 288
 289   /* Start monitoring */
 290   zm = GNUNET_NAMESTORE_zone_monitor_start (cfg,
 291                                             privkey,
 292                                             GNUNET_YES,
 293                                             &fail_cb,
 294                                             NULL,
 295                                             &zone_proc,
 296                                             NULL,
 297                                             &sync_cb,
 298                                             NULL);
 299   if (NULL == zm)
 300   {
 301     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 302                 "Failed to create zone monitor\n");
 303     GNUNET_break (0);
 304     endbadly_task = GNUNET_SCHEDULER_add_now (&endbadly, NULL);
 305     return;
 306   }
 307
 308   endbadly_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &endbadly, NULL);
 309   /* Connect to namestore */
 310   nsh = GNUNET_NAMESTORE_connect (cfg);
 311   if (NULL == nsh)
 312   {
 313     GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Connect to namestore\n");
 314     GNUNET_break (0);
 315     endbadly_task = GNUNET_SCHEDULER_add_now (&endbadly, NULL);
 316     return;
 317   }
 318
 319   privkey2 = GNUNET_CRYPTO_ecdsa_key_create ();
 320   GNUNET_assert (privkey2 != NULL);
 321
 322
 323   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 324               "Created record 3\n");
 325   /* name in different zone */
 326   GNUNET_asprintf(&s_name_3, "dummy3");
 327   s_rd_3 = create_record(1);
 328   GNUNET_assert (NULL != (ns_ops[2] =
 329                           GNUNET_NAMESTORE_records_store (nsh,
 330                                                           privkey2,
 331                                                           s_name_3,
 332                                                           1,
 333                                                           s_rd_3,
 334                                                           &put_cont,
 335                                                           s_name_3)));
 336   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 337               "Created record 1\n");
 338   GNUNET_asprintf(&s_name_1, "dummy1");
 339   s_rd_1 = create_record(1);
 340   GNUNET_assert (NULL != (ns_ops[0] =
 341                           GNUNET_NAMESTORE_records_store (nsh,
 342                                                           privkey,
 343                                                           s_name_1,
 344                                                           1,
 345                                                           s_rd_1,
 346                                                           &put_cont,
 347                                                           s_name_1)));
 348
 349
 350   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created record 2 \n");
 351   GNUNET_asprintf(&s_name_2, "dummy2");
 352   s_rd_2 = create_record(1);
 353   GNUNET_assert (NULL != (ns_ops[1] =
 354                           GNUNET_NAMESTORE_records_store (nsh,
 355                                                           privkey,
 356                                                           s_name_2,
 357                                                           1,
 358                                                           s_rd_2,
 359                                                           &put_cont,
 360                                                           s_name_2)));
 361 }
 362
 363
 364 int
 365 main (int argc,
 366       char *argv[])
 367 {
 368   const char *plugin_name;
 369   char *cfg_name;
 370
 371   plugin_name = GNUNET_TESTING_get_testname_from_underscore (argv[0]);
 372   GNUNET_asprintf (&cfg_name,
 373                    "test_namestore_api_%s.conf",
 374                    plugin_name);
 375   GNUNET_DISK_purge_cfg_dir (cfg_name,
 376                              "GNUNET_TEST_HOME");
 377   res = 1;
 378   if (0 !=
 379       GNUNET_TESTING_peer_run ("test-namestore-api-monitoring",
 380                                cfg_name,
 381                                &run,
 382                                NULL))
 383   {
 384     res = 1;
 385   }
 386   GNUNET_DISK_purge_cfg_dir (cfg_name,
 387                              "GNUNET_TEST_HOME");
 388   GNUNET_free (cfg_name);
 389   return res;
 390 }
 391
 392
 393 /* end of test_namestore_api_monitoring.c */