src/ats/test_ats_api_performance_monitor.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_monitor.c
  22  * @brief test performance monitoring
  23  * @author Christian Grothoff
  24  * @author Matthias Wachs
  25  */
  26 #include "platform.h"
  27 #include "gnunet_ats_service.h"
  28 #include "gnunet_testing_lib.h"
  29 #include "ats.h"
  30
  31 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 20)
  32 #define SHUTDOWN_CORRECT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
  33
  34 static GNUNET_SCHEDULER_TaskIdentifier die_task;
  35 static GNUNET_SCHEDULER_TaskIdentifier stage_task;
  36
  37 struct GNUNET_CONFIGURATION_Handle *cfg;
  38
  39 static struct GNUNET_ATS_SchedulingHandle *sh;
  40
  41 static struct GNUNET_ATS_PerformanceHandle *ph;
  42
  43 static struct GNUNET_ATS_PerformanceMonitorHandle *phm;
  44
  45 static struct GNUNET_HELLO_Address addr;
  46
  47 static struct GNUNET_ATS_Information atsi[3];
  48
  49 static int ret;
  50
  51 static void cleanup_addresses ()
  52 {
  53         GNUNET_ATS_address_destroyed (sh, &addr, NULL);
  54 }
  55
  56 static void setup_addresses ()
  57 {
  58         memset (&addr.peer,'\0', sizeof (addr.peer));
  59         addr.transport_name = "test";
  60         addr.address = NULL;
  61         addr.address_length = 0;
  62         atsi[0].type = htonl(GNUNET_ATS_NETWORK_TYPE);
  63         atsi[0].value = htonl(GNUNET_ATS_NET_LAN);
  64
  65         atsi[1].type = htonl(GNUNET_ATS_QUALITY_NET_DELAY);
  66         atsi[1].value = htonl(100);
  67
  68         atsi[2].type = htonl(GNUNET_ATS_QUALITY_NET_DISTANCE);
  69         atsi[2].value = htonl(5);
  70
  71         GNUNET_ATS_address_add (sh, &addr, NULL, atsi, 3);
  72 }
  73
  74
  75 static void
  76 end_now (int res)
  77 {
  78         if (GNUNET_SCHEDULER_NO_TASK != stage_task)
  79         {
  80                         GNUNET_SCHEDULER_cancel (stage_task);
  81                         stage_task = GNUNET_SCHEDULER_NO_TASK;
  82         }
  83         if (GNUNET_SCHEDULER_NO_TASK != die_task)
  84         {
  85                         GNUNET_SCHEDULER_cancel (die_task);
  86                         die_task = GNUNET_SCHEDULER_NO_TASK;
  87         }
  88   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shutdown\n");
  89
  90         cleanup_addresses ();
  91
  92         if (NULL != phm)
  93         {
  94                 GNUNET_ATS_performance_monitor_stop (phm);
  95                 phm = NULL;
  96         }
  97
  98         if (NULL != ph)
  99         {
 100                 GNUNET_ATS_performance_done (ph);
 101                 ph = NULL;
 102         }
 103
 104         if (NULL != sh)
 105         {
 106                 GNUNET_ATS_scheduling_done (sh);
 107                 sh = NULL;
 108         }
 109         ret = res;
 110 }
 111
 112 static void
 113 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 114 {
 115   die_task = GNUNET_SCHEDULER_NO_TASK;
 116   GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Timeout\n");
 117   end_now (1);
 118 }
 119
 120 static void
 121 next_stage (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 122 {
 123         static int stage_counter = 0;
 124
 125         stage_task = GNUNET_SCHEDULER_NO_TASK;
 126         if (0 == stage_counter)
 127         {
 128                 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Stop performance monitoring\n");
 129
 130                 GNUNET_ATS_performance_monitor_stop (phm);
 131                 phm = NULL;
 132
 133                 stage_task = GNUNET_SCHEDULER_add_delayed (SHUTDOWN_CORRECT, &next_stage, NULL);
 134                 stage_counter++;
 135                 return;
 136         }
 137         else
 138         {
 139                         end_now (0);
 140         }
 141 }
 142
 143
 144
 145
 146 static void
 147 perf_mon_cb (void *cls,
 148                                                 struct GNUNET_PeerIdentity *peer,
 149                                                 struct GNUNET_ATS_Information *ats,
 150                                                 uint32_t ats_count)
 151 {
 152
 153 }
 154
 155
 156 static void
 157 run (void *cls,
 158      const struct GNUNET_CONFIGURATION_Handle *mycfg,
 159      struct GNUNET_TESTING_Peer *peer)
 160 {
 161   ret = 1;
 162   cfg = (struct GNUNET_CONFIGURATION_Handle *) mycfg;
 163   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 164
 165   sh = GNUNET_ATS_scheduling_init (cfg, NULL, NULL);
 166   GNUNET_assert (NULL != sh);
 167
 168   setup_addresses ();
 169
 170   ph = GNUNET_ATS_performance_init (cfg, NULL, NULL);
 171   GNUNET_assert (NULL != ph);
 172
 173   phm = GNUNET_ATS_performance_monitor_start (ph, &perf_mon_cb, &ret);
 174   GNUNET_assert (NULL != phm);
 175
 176   stage_task = GNUNET_SCHEDULER_add_delayed (SHUTDOWN_CORRECT, &next_stage, NULL);
 177 }
 178
 179
 180 int
 181 main (int argc, char *argv[])
 182 {
 183   if (0 != GNUNET_TESTING_peer_run ("test_ats_api_performance_monitor",
 184                                     "test_ats_api.conf",
 185                                     &run, NULL))
 186     return 1;
 187   return ret;
 188 }
 189
 190 /* end of file test_ats_api_performance_monitor.c */