src/ats/test_ats_api_performance_feedback.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_api_performance_feedback
  22  * @brief Test performance API:
  23  *                              Test for address feedback API
  24  * @author Christian Grothoff
  25  * @author Matthias Wachs
  26  */
  27 #include "platform.h"
  28 #include "gnunet_ats_service.h"
  29 #include "gnunet_testing_lib.h"
  30 #include "ats.h"
  31
  32 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 20)
  33 #define SHUTDOWN_CORRECT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
  34
  35 #define ATS_COUNT 2
  36
  37 static GNUNET_SCHEDULER_TaskIdentifier die_task;
  38 static GNUNET_SCHEDULER_TaskIdentifier stage_task;
  39
  40 struct GNUNET_CONFIGURATION_Handle *cfg;
  41
  42 static struct GNUNET_ATS_SchedulingHandle *sh;
  43
  44 static struct GNUNET_ATS_PerformanceHandle *ph;
  45
  46 static struct GNUNET_HELLO_Address addr[2];
  47
  48 static struct GNUNET_ATS_Information atsi[ATS_COUNT];
  49
  50 static int ret;
  51
  52 static int res_suggest_cb_p0;
  53 static int res_suggest_cb_p1;
  54
  55 static int res_addrinfo_cb_p0;
  56 static int res_addrinfo_cb_p1;
  57
  58 /**
  59  * Stage 0: Init, request address and wait for peer0 suggest cb
  60  * Stage 1: Got peer0 suggest cb, expect monitoring cb
  61  * Stage 2: Got peer0 monitoring cb, update address and expect monitor cb
  62  * Stage 3: Got 2nd peer0 monitoring cb, shutdown
  63  */
  64
  65 static int stage;
  66
  67
  68 static void cleanup_addresses ()
  69 {
  70         GNUNET_ATS_address_destroyed (sh, &addr[0], NULL);
  71         GNUNET_ATS_address_destroyed (sh, &addr[1], NULL);
  72 }
  73
  74 static void
  75 end_now (int res)
  76 {
  77         if (GNUNET_SCHEDULER_NO_TASK != stage_task)
  78         {
  79                         GNUNET_SCHEDULER_cancel (stage_task);
  80                         stage_task = GNUNET_SCHEDULER_NO_TASK;
  81         }
  82         if (GNUNET_SCHEDULER_NO_TASK != die_task)
  83         {
  84                         GNUNET_SCHEDULER_cancel (die_task);
  85                         die_task = GNUNET_SCHEDULER_NO_TASK;
  86         }
  87   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shutdown\n");
  88
  89         cleanup_addresses ();
  90
  91         if (NULL != ph)
  92         {
  93                 GNUNET_ATS_performance_done (ph);
  94                 ph = NULL;
  95         }
  96
  97         if (NULL != sh)
  98         {
  99                 GNUNET_ATS_scheduling_done (sh);
 100                 sh = NULL;
 101         }
 102         ret = res;
 103 }
 104
 105 #if 0
 106 static void
 107 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 108 {
 109   die_task = GNUNET_SCHEDULER_NO_TASK;
 110   GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Error!\n");
 111   if (GNUNET_NO == res_addrinfo_cb_p0)
 112         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Did not get address information for requested peer0!\n");
 113   if (GNUNET_NO == res_addrinfo_cb_p1)
 114         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Did not get address information for requested peer1!\n");
 115   if (GNUNET_NO == res_suggest_cb_p0)
 116         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Did not get suggestion for not peer!\n");
 117   if (GNUNET_YES == res_suggest_cb_p1)
 118         GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Got suggestion for not requested peer!\n");
 119   end_now (1);
 120 }
 121 #endif
 122
 123 static void end (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 124 {
 125   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Success\n");
 126   end_now (0);
 127 }
 128
 129 static void
 130 addrinfo_cb (void *cls,
 131                                                 const struct GNUNET_HELLO_Address *address,
 132                                                 int address_active,
 133                                                 struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out,
 134                                                 struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in,
 135                                                 const struct GNUNET_ATS_Information *ats,
 136                                                 uint32_t ats_count)
 137 {
 138         //static int shutdown = GNUNET_NO;
 139         GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 140                         "ATS has information about address for peer `%s'\n", GNUNET_i2s (&address->peer));
 141
 142         if (0 == memcmp (&addr[0].peer, &address->peer, sizeof (address->peer)))
 143                 res_addrinfo_cb_p0 = GNUNET_YES;
 144         if (0 == memcmp (&addr[1].peer, &address->peer, sizeof (address->peer)))
 145                 res_addrinfo_cb_p1 = GNUNET_YES;
 146 }
 147
 148 void ats_suggest_cb (void *cls,
 149                                                                                 const struct GNUNET_HELLO_Address * address,
 150                                                                                 struct Session * session,
 151                                                                                 struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out,
 152                                                                                 struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in,
 153                                                                                 const struct GNUNET_ATS_Information *ats,
 154                                                                                 uint32_t ats_count)
 155 {
 156         static int feedbacks = 0;
 157
 158         GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 159                         "ATS is suggesting address for peer `%s'\n", GNUNET_i2s (&address->peer));
 160
 161         if (feedbacks >= 2)
 162                 return;
 163         feedbacks++;
 164
 165         if (0 == memcmp (&addr[0].peer, &address->peer, sizeof (address->peer)))
 166         {
 167                 res_suggest_cb_p0 = GNUNET_YES;
 168                 stage = 1;
 169                 GNUNET_ATS_address_update (sh, &addr[1], NULL, atsi, ATS_COUNT);
 170                 GNUNET_ATS_performance_give_feedback (ph, &addr[0].peer,
 171                                 GNUNET_TIME_UNIT_SECONDS, GNUNET_ATS_PREFERENCE_BANDWIDTH,
 172                                 (double) 1000, GNUNET_ATS_PREFERENCE_END);
 173         }
 174         if (0 == memcmp (&addr[1].peer, &address->peer, sizeof (address->peer)))
 175         {
 176                 GNUNET_ATS_performance_give_feedback (ph, &addr[1].peer,
 177                                 GNUNET_TIME_UNIT_SECONDS, GNUNET_ATS_PREFERENCE_BANDWIDTH,
 178                                 GNUNET_ATS_PREFERENCE_END);
 179                 res_suggest_cb_p1 = GNUNET_YES;
 180         }
 181 }
 182
 183
 184 static void next (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 185 {
 186         memset (&addr[0].peer,'\0', sizeof (addr[0].peer));
 187         addr[0].transport_name = "test0";
 188         addr[0].address = "test_addr0";
 189         addr[0].address_length = strlen ("test_addr0") + 1;
 190
 191         atsi[0].type = htonl(GNUNET_ATS_QUALITY_NET_DELAY);
 192         atsi[0].value = htonl(100);
 193
 194         atsi[1].type = htonl(GNUNET_ATS_QUALITY_NET_DISTANCE);
 195         atsi[1].value = htonl(5);
 196
 197         GNUNET_ATS_address_add (sh, &addr[0], NULL, atsi, ATS_COUNT);
 198   GNUNET_ATS_suggest_address (sh, &addr[0].peer);
 199
 200         memset (&addr[1].peer,'\1', sizeof (addr[1].peer));
 201         addr[1].transport_name = "test1";
 202         addr[1].address = "test_addr1";
 203         addr[1].address_length = strlen ("test_addr1") + 1;
 204
 205         GNUNET_ATS_address_add (sh, &addr[1], NULL, atsi, ATS_COUNT);
 206   GNUNET_ATS_suggest_address (sh, &addr[1].peer);
 207   GNUNET_SCHEDULER_add_delayed (SHUTDOWN_CORRECT, &end, NULL);
 208 }
 209
 210 static void
 211 run (void *cls,
 212      const struct GNUNET_CONFIGURATION_Handle *mycfg,
 213      struct GNUNET_TESTING_Peer *peer)
 214 {
 215   ret = 1;
 216   stage = 0;
 217   cfg = (struct GNUNET_CONFIGURATION_Handle *) mycfg;
 218 //  die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 219
 220   ph = GNUNET_ATS_performance_init (cfg, &addrinfo_cb, NULL);
 221   GNUNET_assert (NULL != ph);
 222
 223   sh = GNUNET_ATS_scheduling_init (cfg, &ats_suggest_cb, NULL);
 224   GNUNET_assert (NULL != sh);
 225
 226   GNUNET_SCHEDULER_add_delayed (SHUTDOWN_CORRECT, &next, NULL);
 227 }
 228
 229
 230 int
 231 main (int argc, char *argv[])
 232 {
 233   if (0 != GNUNET_TESTING_peer_run ("test_ats_api_performance_monitor",
 234                                     "test_ats_api.conf",
 235                                     &run, NULL))
 236     return 1;
 237   return ret;
 238 }
 239
 240 /* end of file test_ats_api_performance_feedback.c */