src/ats/test_ats_simplistic_pref_aging.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 2010,2011 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 ats/test_ats_mlp.c
  22  * @brief test for the MLP solver
  23  * @author Christian Grothoff
  24  * @author Matthias Wachs
  25
  26  */
  27 /**
  28  * @file ats/test_ats_api_scheduling_add_address.c
  29  * @brief test for ats simplistic solver preference aging:
  30  *      Add 2 addresses and set high preference for one. Expect higher bw for this
  31  *      address, wait. Preferences should age and so bw assigned should decrease.
  32  * @author Christian Grothoff
  33  * @author Matthias Wachs
  34  */
  35 #include "platform.h"
  36 #include "gnunet_ats_service.h"
  37 #include "gnunet_testing_lib.h"
  38 #include "ats.h"
  39 #include "test_ats_api_common.h"
  40
  41 #define DEBUG_ATS_INFO GNUNET_NO
  42
  43 static GNUNET_SCHEDULER_TaskIdentifier die_task;
  44
  45 /**
  46  * Scheduling handle
  47  */
  48 static struct GNUNET_ATS_SchedulingHandle *sched_ats;
  49
  50 /**
  51  * Performance handle
  52  */
  53 static struct GNUNET_ATS_PerformanceHandle *perf_ats;
  54
  55 /**
  56  * Return value
  57  */
  58 static int ret;
  59
  60 /**
  61  * Test address
  62  */
  63 static struct Test_Address test_addr[2];
  64
  65 /**
  66  * Test peer
  67  */
  68 static struct PeerContext p[2];
  69
  70
  71 /**
  72  * HELLO address
  73  */
  74 struct GNUNET_HELLO_Address test_hello_address[2];
  75
  76 /**
  77  * Session
  78  */
  79 static void *test_session[2];
  80
  81 /**
  82  * Test ats info
  83  */
  84 struct GNUNET_ATS_Information test_ats_info[2];
  85
  86 /**
  87  * Test ats count
  88  */
  89 uint32_t test_ats_count;
  90
  91 /**
  92  * Configured WAN out quota
  93  */
  94 unsigned long long wan_quota_out;
  95
  96 /**
  97  * Configured WAN in quota
  98  */
  99 unsigned long long wan_quota_in;
 100
 101
 102 static void
 103 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 104 {
 105   die_task = GNUNET_SCHEDULER_NO_TASK;
 106
 107   if (sched_ats != NULL)
 108     GNUNET_ATS_scheduling_done (sched_ats);
 109   if (perf_ats != NULL)
 110     GNUNET_ATS_performance_done (perf_ats);
 111   free_test_address (&test_addr[0]);
 112   ret = GNUNET_SYSERR;
 113 }
 114
 115
 116 static void
 117 end ()
 118 {
 119   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shutting down\n");
 120   if (die_task != GNUNET_SCHEDULER_NO_TASK)
 121   {
 122     GNUNET_SCHEDULER_cancel (die_task);
 123     die_task = GNUNET_SCHEDULER_NO_TASK;
 124   }
 125
 126   GNUNET_ATS_suggest_address_cancel (sched_ats, &p[0].id);
 127   GNUNET_ATS_suggest_address_cancel (sched_ats, &p[1].id);
 128
 129   GNUNET_ATS_scheduling_done (sched_ats);
 130   GNUNET_ATS_performance_done (perf_ats);
 131   sched_ats = NULL;
 132   perf_ats = NULL;
 133   free_test_address (&test_addr[0]);
 134   free_test_address (&test_addr[1]);
 135 }
 136
 137
 138 static void
 139 address_suggest_cb (void *cls, const struct GNUNET_HELLO_Address *address,
 140                     struct Session *session,
 141                     struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out,
 142                     struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in,
 143                     const struct GNUNET_ATS_Information *atsi,
 144                     uint32_t ats_count)
 145 {
 146   static int stage = 0;
 147   static int sug_p0 = GNUNET_NO;
 148   static int sug_p1 = GNUNET_NO;
 149
 150   if (0 == stage)
 151   {
 152                 /* Callback for initial suggestion */
 153                 if (0 == memcmp (&address->peer, &p[0].id, sizeof (p[0].id)))
 154                 {
 155                                 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Callback for peer `%s': (in/out) %llu/%llu\n",
 156                                                 stage,
 157                                                 GNUNET_i2s (&address->peer),
 158                                                 ntohl (bandwidth_in.value__),
 159                                                 ntohl (bandwidth_out.value__));
 160                                 sug_p0 = GNUNET_YES;
 161                 }
 162                 if (0 == memcmp (&address->peer, &p[1].id, sizeof (p[1].id)))
 163                 {
 164                                 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Callback for peer `%s': (in/out) %llu/%llu\n",
 165                                                 stage,
 166                                                 GNUNET_i2s (&address->peer),
 167                                                 ntohl (bandwidth_in.value__),
 168                                                 ntohl (bandwidth_out.value__));
 169                                 sug_p1 = GNUNET_YES;
 170                 }
 171                 if ((GNUNET_YES == sug_p0) && (GNUNET_YES == sug_p1))
 172                 {
 173                   /* Changing preference for peer 0 */
 174                         stage ++;
 175                         GNUNET_ATS_change_preference (perf_ats, &p[0].id, GNUNET_ATS_PREFERENCE_BANDWIDTH,(double) 1000, GNUNET_ATS_PREFERENCE_END);
 176                                 sug_p0 = GNUNET_NO;
 177                                 sug_p1 = GNUNET_NO;
 178                         return;
 179                 }
 180
 181   }
 182   if (1 == stage)
 183   {
 184                 /* Callback due to preference change */
 185                 if (0 == memcmp (&address->peer, &p[0].id, sizeof (p[0].id)))
 186                 {
 187                                 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Callback for peer `%s': (in/out) %llu/%llu\n",
 188                                                 stage,
 189                                                 GNUNET_i2s (&address->peer),
 190                                                 ntohl (bandwidth_in.value__),
 191                                                 ntohl (bandwidth_out.value__));
 192                                 sug_p0 = GNUNET_YES;
 193                 }
 194                 if (0 == memcmp (&address->peer, &p[1].id, sizeof (p[1].id)))
 195                 {
 196                                 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Callback for peer `%s': (in/out) %llu/%llu\n",
 197                                                 stage,
 198                                                 GNUNET_i2s (&address->peer),
 199                                                 ntohl (bandwidth_in.value__),
 200                                                 ntohl (bandwidth_out.value__));
 201                                 sug_p1 = GNUNET_YES;
 202                 }
 203                 if ((GNUNET_YES == sug_p0) && (GNUNET_YES == sug_p1))
 204                 {
 205                   /* Changing preference for peer 0 */
 206                         stage ++;
 207                                 sug_p0 = GNUNET_NO;
 208                                 sug_p1 = GNUNET_NO;
 209                         return;
 210                 }
 211   }
 212   if (2 == stage)
 213   {
 214                 /* Callback due to preference aging */
 215                 if (0 == memcmp (&address->peer, &p[0].id, sizeof (p[0].id)))
 216                 {
 217                                 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Callback for peer `%s': (in/out) %llu/%llu\n",
 218                                                 stage,
 219                                                 GNUNET_i2s (&address->peer),
 220                                                 ntohl (bandwidth_in.value__),
 221                                                 ntohl (bandwidth_out.value__));
 222                                 sug_p0 = GNUNET_YES;
 223                 }
 224                 if (0 == memcmp (&address->peer, &p[1].id, sizeof (p[1].id)))
 225                 {
 226                                 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stage %u: Callback for peer `%s': (in/out) %llu/%llu\n",
 227                                                 stage,
 228                                                 GNUNET_i2s (&address->peer),
 229                                                 ntohl (bandwidth_in.value__),
 230                                                 ntohl (bandwidth_out.value__));
 231                                 sug_p1 = GNUNET_YES;
 232                 }
 233   }
 234
 235
 236
 237
 238 /*
 239   stage ++;
 240   if (3 == stage)
 241     GNUNET_SCHEDULER_add_now (&end, NULL);
 242 */
 243
 244
 245
 246 }
 247
 248 static void
 249 run (void *cls,
 250      const struct GNUNET_CONFIGURATION_Handle *cfg,
 251      struct GNUNET_TESTING_Peer *peer)
 252 {
 253   char *quota_str;
 254
 255   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string(cfg, "ats", "WAN_QUOTA_OUT", &quota_str))
 256   {
 257       fprintf (stderr, "Cannot load WAN outbound quota from configuration, exit!\n");
 258       ret = 1;
 259       return;
 260   }
 261   if  (GNUNET_SYSERR == GNUNET_STRINGS_fancy_size_to_bytes (quota_str, &wan_quota_out))
 262   {
 263       fprintf (stderr, "Cannot load WAN outbound quota from configuration, exit!\n");
 264       ret = 1;
 265       GNUNET_free (quota_str);
 266       return;
 267   }
 268   GNUNET_free (quota_str);
 269   quota_str = NULL;
 270
 271   if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string(cfg, "ats", "WAN_QUOTA_IN", &quota_str))
 272   {
 273       fprintf (stderr, "Cannot load WAN inbound quota from configuration, exit!\n");
 274       ret = 1;
 275       return;
 276   }
 277   if  (GNUNET_SYSERR == GNUNET_STRINGS_fancy_size_to_bytes (quota_str, &wan_quota_in))
 278   {
 279       fprintf (stderr, "Cannot load WAN inbound quota from configuration, exit!\n");
 280       GNUNET_free (quota_str);
 281       ret = 1;
 282       return;
 283   }
 284   GNUNET_free (quota_str);
 285   quota_str = NULL;
 286   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Configured WAN inbound quota: %llu\n", wan_quota_in);
 287   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Configured WAN outbound quota: %llu\n", wan_quota_out);
 288
 289
 290   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 291
 292   /* Connect to ATS scheduling */
 293   sched_ats = GNUNET_ATS_scheduling_init (cfg, &address_suggest_cb, NULL);
 294   if (sched_ats == NULL)
 295   {
 296     GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not connect to ATS scheduling!\n");
 297     ret = 1;
 298     end ();
 299     return;
 300   }
 301
 302   /* Connect to ATS performance */
 303   perf_ats = GNUNET_ATS_performance_init(cfg, NULL, NULL);
 304   if (sched_ats == NULL)
 305   {
 306     GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not connect to ATS scheduling!\n");
 307     ret = 1;
 308     end ();
 309     return;
 310   }
 311
 312
 313   /* Set up peer 0 */
 314   if (GNUNET_SYSERR == GNUNET_CRYPTO_hash_from_string(PEERID0, &p[0].id.hashPubKey))
 315   {
 316       GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not setup peer!\n");
 317       ret = GNUNET_SYSERR;
 318       end ();
 319       return;
 320   }
 321
 322   GNUNET_assert (0 == strcmp (PEERID0, GNUNET_i2s_full (&p[0].id)));
 323
 324   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created peer `%s'\n",
 325               GNUNET_i2s(&p[0].id));
 326
 327   /* Set up peer 1*/
 328   if (GNUNET_SYSERR == GNUNET_CRYPTO_hash_from_string(PEERID1, &p[1].id.hashPubKey))
 329   {
 330       GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not setup peer!\n");
 331       ret = GNUNET_SYSERR;
 332       end ();
 333       return;
 334   }
 335
 336   GNUNET_assert (0 == strcmp (PEERID1, GNUNET_i2s_full (&p[1].id)));
 337
 338   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Created peer `%s'\n",
 339               GNUNET_i2s(&p[1].id));
 340
 341   /* Prepare ATS Information */
 342   test_ats_info[0].type = htonl (GNUNET_ATS_NETWORK_TYPE);
 343   test_ats_info[0].value = htonl(GNUNET_ATS_NET_WAN);
 344   test_ats_info[1].type = htonl (GNUNET_ATS_QUALITY_NET_DISTANCE);
 345   test_ats_info[1].value = htonl(1);
 346   test_ats_count = 2;
 347
 348   /* Peer 0: Adding address with session */
 349   test_session[0] = &test_addr[0];
 350   create_test_address (&test_addr[0], "test0", test_session[0], "test0", strlen ("test0") + 1);
 351   test_hello_address[0].peer = p[0].id;
 352   test_hello_address[0].transport_name = test_addr[0].plugin;
 353   test_hello_address[0].address = test_addr[0].addr;
 354   test_hello_address[0].address_length = test_addr[0].addr_len;
 355   GNUNET_ATS_address_add (sched_ats, &test_hello_address[0], test_session[0], test_ats_info, test_ats_count);
 356
 357   /* Peer 1: Adding address with session */
 358   test_session[1] = &test_addr[1];
 359   create_test_address (&test_addr[1], "test1", test_session[1], "test1", strlen ("test1") + 1);
 360   test_hello_address[1].peer = p[1].id;
 361   test_hello_address[1].transport_name = test_addr[1].plugin;
 362   test_hello_address[1].address = test_addr[1].addr;
 363   test_hello_address[1].address_length = test_addr[1].addr_len;
 364   GNUNET_ATS_address_add (sched_ats, &test_hello_address[1], test_session[1], test_ats_info, test_ats_count);
 365
 366   GNUNET_ATS_suggest_address (sched_ats, &p[0].id);
 367   GNUNET_ATS_suggest_address (sched_ats, &p[1].id);
 368 }
 369
 370
 371 int
 372 main (int argc, char *argv[])
 373 {
 374   if (0 != GNUNET_TESTING_peer_run ("test_ats_simplistic_pref_aging",
 375                                     "test_ats_api.conf",
 376                                     &run, NULL))
 377     return 1;
 378   return ret;
 379 }
 380
 381
 382 /* end of file test_ats_simplistic_pref_aging.c */