src/ats/test_ats_solver_alternative_after_delete_address.c

   1 /*
   2   if (NULL == (perf_ats = GNUNET_ATS_performance_init (cfg, &ats_perf_cb, NULL)))
   3   {
   4     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
   5         "Failed to connect to performance API\n");
   6     GNUNET_SCHEDULER_add_now (end_badly, NULL);
   7   }
   8  This file is part of GNUnet.
   9  (C) 2010-2013 Christian Grothoff (and other contributing authors)
  10
  11  GNUnet is free software; you can redistribute it and/or modify
  12  it under the terms of the GNU General Public License as published
  13  by the Free Software Foundation; either version 3, or (at your
  14  option) any later version.
  15
  16  GNUnet is distributed in the hope that it will be useful, but
  17  WITHOUT ANY WARRANTY; without even the implied warranty of
  18  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19  General Public License for more details.
  20
  21  You should have received a copy of the GNU General Public License
  22  along with GNUnet; see the file COPYING.  If not, write to the
  23  Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  24  Boston, MA 02111-1307, USA.
  25  */
  26 /**
  27  * @file ats/test_ats_solver_add_address.c
  28  * @brief solver test:  add 2 addresses, request address, delete, expect alternative
  29  * @author Christian Grothoff
  30  * @author Matthias Wachs
  31  */
  32 #include "platform.h"
  33 #include "gnunet_util_lib.h"
  34 #include "gnunet_testbed_service.h"
  35 #include "gnunet_ats_service.h"
  36 #include "test_ats_api_common.h"
  37
  38 /**
  39  * Timeout task
  40  */
  41 static GNUNET_SCHEDULER_TaskIdentifier die_task;
  42
  43 /**
  44  * Statistics handle
  45  */
  46 struct GNUNET_STATISTICS_Handle *stats;
  47
  48 /**
  49  * Scheduling handle
  50  */
  51 static struct GNUNET_ATS_SchedulingHandle *sched_ats;
  52
  53 /**
  54  * Return value
  55  */
  56 static int ret;
  57
  58 /**
  59  * Test address
  60  */
  61 static struct Test_Address test_addr;
  62
  63 /**
  64  * Alternative test address
  65  */
  66 static struct Test_Address alt_test_addr;
  67
  68 /**
  69  * Test peer
  70  */
  71 static struct PeerContext p;
  72
  73 /**
  74  * HELLO address
  75  */
  76 static struct GNUNET_HELLO_Address test_hello_address;
  77
  78 /**
  79  * HELLO address
  80  */
  81 static struct GNUNET_HELLO_Address alt_test_hello_address;
  82
  83 /**
  84  * Session
  85  */
  86 static void *test_session;
  87
  88 /**
  89  * Test ats info
  90  */
  91 static struct GNUNET_ATS_Information test_ats_info[2];
  92
  93 /**
  94  * Test ats count
  95  */
  96 static uint32_t test_ats_count;
  97
  98 /**
  99  * Test state
 100  */
 101 int addresses_added = GNUNET_NO;
 102
 103 int first_address_suggested = GNUNET_NO;
 104
 105 int first_address_deleted = GNUNET_NO;
 106
 107 int second_address_deleted = GNUNET_NO;
 108
 109 int second_address_suggested = GNUNET_YES;
 110
 111 static struct GNUNET_HELLO_Address *first_suggestion = NULL;
 112
 113 static struct GNUNET_HELLO_Address *second_suggestion = NULL;
 114
 115
 116 static int
 117 stat_cb(void *cls, const char *subsystem, const char *name, uint64_t value,
 118         int is_persistent);
 119
 120 static void
 121 end (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 122 {
 123   if (die_task != GNUNET_SCHEDULER_NO_TASK)
 124   {
 125     GNUNET_SCHEDULER_cancel (die_task);
 126     die_task = GNUNET_SCHEDULER_NO_TASK;
 127   }
 128
 129   if (NULL != sched_ats)
 130   {
 131     GNUNET_ATS_scheduling_done (sched_ats);
 132     sched_ats = NULL;
 133   }
 134
 135   GNUNET_STATISTICS_watch_cancel (stats, "ats", "# addresses", &stat_cb, NULL);
 136   if (NULL != stats)
 137   {
 138     GNUNET_STATISTICS_destroy (stats, GNUNET_NO);
 139     stats = NULL;
 140   }
 141
 142   free_test_address (&test_addr);
 143   GNUNET_free_non_null (first_suggestion);
 144   GNUNET_free_non_null (second_suggestion);
 145   ret = 0;
 146 }
 147
 148
 149 static void
 150 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 151 {
 152
 153   die_task = GNUNET_SCHEDULER_NO_TASK;
 154   end ( NULL, NULL);
 155   ret = GNUNET_SYSERR;
 156 }
 157
 158 static void
 159 end_badly_now ()
 160 {
 161   if (GNUNET_SCHEDULER_NO_TASK != die_task)
 162   {
 163     GNUNET_SCHEDULER_cancel (die_task);
 164     die_task = GNUNET_SCHEDULER_NO_TASK;
 165   }
 166   GNUNET_SCHEDULER_add_now (&end_badly, NULL);
 167 }
 168
 169 static void
 170 address_suggest_cb (void *cls,
 171                     const struct GNUNET_PeerIdentity *peer,
 172                     const struct GNUNET_HELLO_Address *address,
 173                     struct Session *session,
 174                     struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out,
 175                     struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in,
 176                     const struct GNUNET_ATS_Information *atsi,
 177                     uint32_t ats_count)
 178 {
 179   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Received a sugggestion for peer `%s' : `%s'\n",
 180     GNUNET_i2s (&address->peer), (char *) address->address);
 181
 182   if (GNUNET_NO == first_address_suggested)
 183   {
 184     if  (NULL == first_suggestion)
 185     {
 186       if ((NULL == address) || (NULL != session))
 187       {
 188         GNUNET_break (0);
 189         end_badly_now ();
 190         return;
 191       }
 192       if ((ntohl(bandwidth_in.value__) == 0) ||
 193           (ntohl(bandwidth_out.value__) == 0))
 194       {
 195         GNUNET_break (0);
 196         end_badly_now ();
 197         return;
 198       }
 199
 200       GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Received 1st sugggestion for peer `%s' : `%s'\n",
 201         GNUNET_i2s (&address->peer), (char *) address->address);
 202
 203       first_suggestion = GNUNET_HELLO_address_copy (address);
 204       first_address_suggested = GNUNET_YES;
 205
 206
 207       GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Deleting 1st address for peer `%s' : `%s'\n",
 208         GNUNET_i2s (&address->peer), (char *) address->address);
 209       GNUNET_ATS_address_destroyed (sched_ats, address, session);
 210       first_address_deleted = GNUNET_YES;
 211
 212       return;
 213     }
 214   }
 215   if (GNUNET_YES == first_address_deleted)
 216   {
 217     if (NULL == second_suggestion)
 218     {
 219       GNUNET_assert (NULL != address);
 220       GNUNET_assert (NULL == session);
 221       GNUNET_assert (ntohl(bandwidth_in.value__) > 0);
 222       GNUNET_assert (ntohl(bandwidth_out.value__) > 0);
 223
 224       if ((NULL == address) || (NULL != session))
 225       {
 226         GNUNET_break (0);
 227         end_badly_now ();
 228         return;
 229       }
 230       if ((ntohl(bandwidth_in.value__) == 0) ||
 231           (ntohl(bandwidth_out.value__) == 0))
 232       {
 233         GNUNET_break (0);
 234         end_badly_now ();
 235         return;
 236       }
 237
 238       if (0 == memcmp (address->address, first_suggestion->address,
 239           (first_suggestion->address_length < address->address_length) ? first_suggestion->address_length : address->address_length))
 240       {
 241         GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Deleted 1st address for peer `%s' was suggested after deletion: `%s' `%s'\n",
 242           GNUNET_i2s (&address->peer), (char *) address->address, first_suggestion->address);
 243         GNUNET_break (0);
 244         end_badly_now ();
 245         return;
 246       }
 247
 248       GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Received 2nd sugggestion for peer `%s' : `%s'\n",
 249         GNUNET_i2s (&address->peer), (char *) address->address);
 250       second_suggestion = GNUNET_HELLO_address_copy (address);
 251       second_address_suggested = GNUNET_YES;
 252
 253       GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Deleting 2nd address for peer `%s' : `%s'\n",
 254         GNUNET_i2s (&address->peer), (char *) address->address);
 255       GNUNET_ATS_address_destroyed (sched_ats, address, session);
 256       second_address_deleted = GNUNET_YES;
 257       return;
 258     }
 259
 260   }
 261   if (GNUNET_YES == second_address_deleted)
 262   {
 263     /* Expecting disconnect */
 264     if ((ntohl(bandwidth_in.value__) == 0) &&
 265         (ntohl(bandwidth_out.value__) == 0))
 266     {
 267       GNUNET_log (GNUNET_ERROR_TYPE_INFO, "ATS tells me to disconnect\n");
 268       GNUNET_SCHEDULER_add_now (&end, NULL);
 269       return;
 270     }
 271     else
 272     {
 273       GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Expected disconnect but received address `%s' with bandwidth \n",
 274           (char *) address->address);
 275     }
 276   }
 277   return;
 278 }
 279
 280
 281 static int
 282 stat_cb(void *cls, const char *subsystem,
 283         const char *name, uint64_t value,
 284         int is_persistent)
 285 {
 286   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "ATS statistics: `%s' `%s' %llu\n",
 287       subsystem,name, value);
 288   if ((GNUNET_NO == addresses_added) && (value == 2))
 289   {
 290     GNUNET_log (GNUNET_ERROR_TYPE_INFO, "All addresses added, requesting....\n");
 291     /* We have 2 addresses, so we can request */
 292     addresses_added = GNUNET_YES;
 293     GNUNET_ATS_suggest_address (sched_ats, &p.id, NULL, NULL);
 294   }
 295   return GNUNET_OK;
 296 }
 297
 298 static void
 299 run (void *cls, const struct GNUNET_CONFIGURATION_Handle *mycfg,
 300     struct GNUNET_TESTING_Peer *peer)
 301 {
 302   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 303   stats = GNUNET_STATISTICS_create ("ats", mycfg);
 304   GNUNET_STATISTICS_watch (stats, "ats", "# addresses", &stat_cb, NULL);
 305
 306
 307   /* Connect to ATS scheduling */
 308   sched_ats = GNUNET_ATS_scheduling_init (mycfg, &address_suggest_cb, NULL);
 309   if (sched_ats == NULL)
 310   {
 311     GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not connect to ATS scheduling!\n");
 312     end_badly_now ();
 313     return;
 314   }
 315
 316   /* Set up peer */
 317   memset (&p.id, '1', sizeof (p.id));
 318   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created peer `%s'\n",
 319               GNUNET_i2s_full(&p.id));
 320
 321   /* Prepare ATS Information */
 322   test_ats_info[0].type = htonl (GNUNET_ATS_NETWORK_TYPE);
 323   test_ats_info[0].value = htonl(GNUNET_ATS_NET_WAN);
 324   test_ats_info[1].type = htonl (GNUNET_ATS_QUALITY_NET_DISTANCE);
 325   test_ats_info[1].value = htonl(1);
 326   test_ats_count = 2;
 327
 328   /* Adding address without session */
 329   test_session = NULL;
 330   create_test_address (&test_addr, "test", test_session, "test", strlen ("test") + 1);
 331   test_hello_address.peer = p.id;
 332   test_hello_address.transport_name = test_addr.plugin;
 333   test_hello_address.address = test_addr.addr;
 334   test_hello_address.address_length = test_addr.addr_len;
 335
 336   /* Adding alternative address without session */
 337   test_session = NULL;
 338   create_test_address (&alt_test_addr, "test", test_session, "alt_test", strlen ("alt_test") + 1);
 339   alt_test_hello_address.peer = p.id;
 340   alt_test_hello_address.transport_name = alt_test_addr.plugin;
 341   alt_test_hello_address.address = alt_test_addr.addr;
 342   alt_test_hello_address.address_length = alt_test_addr.addr_len;
 343
 344
 345   /* Adding address */
 346   GNUNET_ATS_address_add (sched_ats, &test_hello_address, NULL, test_ats_info, test_ats_count);
 347   /* Adding alternative address */
 348   GNUNET_ATS_address_add (sched_ats, &alt_test_hello_address, NULL, test_ats_info, test_ats_count);
 349 }
 350
 351
 352 int
 353 main (int argc, char *argv[])
 354 {
 355   char *sep;
 356   char *src_filename = GNUNET_strdup (__FILE__);
 357   char *test_filename = GNUNET_strdup (argv[0]);
 358   char *config_file;
 359   char *solver;
 360
 361   ret = 0;
 362
 363   if (NULL == (sep  = (strstr (src_filename,".c"))))
 364   {
 365     GNUNET_break (0);
 366     return -1;
 367   }
 368   sep[0] = '\0';
 369
 370   if (NULL != (sep = strstr (test_filename, ".exe")))
 371     sep[0] = '\0';
 372
 373   if (NULL == (solver = strstr (test_filename, src_filename)))
 374   {
 375     GNUNET_break (0);
 376     return -1;
 377   }
 378   solver += strlen (src_filename) +1;
 379
 380   if (0 == strcmp(solver, "proportional"))
 381   {
 382     config_file = "test_ats_solver_proportional.conf";
 383   }
 384   else if (0 == strcmp(solver, "mlp"))
 385   {
 386     config_file = "test_ats_solver_mlp.conf";
 387   }
 388   else if ((0 == strcmp(solver, "ril")))
 389   {
 390     config_file = "test_ats_solver_ril.conf";
 391   }
 392   else
 393   {
 394     GNUNET_break (0);
 395     GNUNET_free (src_filename);
 396     GNUNET_free (test_filename);
 397     return 1;
 398   }
 399
 400   GNUNET_free (src_filename);
 401   GNUNET_free (test_filename);
 402
 403   if (0 != GNUNET_TESTING_peer_run ("test-ats-solver",
 404       config_file, &run, NULL ))
 405     return GNUNET_SYSERR;
 406
 407   return ret;
 408 }
 409
 410 /* end of file test_ats_solver_add_address.c */