src/transport/test_transport_api_manipulation_cfg.c

   1 /*
   2      This file is part of GNUnet.
   3      Copyright (C) 2009, 2010, 2016 GNUnet e.V.
   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., 51 Franklin Street, Fifth Floor,
  18      Boston, MA 02110-1301, USA.
  19 */
  20 /**
  21  * @file transport/test_transport_api_manipulation_cfg.c
  22  * @brief base test case for transport traffic manipulation implementation
  23  * based on cfg
  24  *
  25  * Peer 1 has inbound and outbound delay of 100ms
  26  * Peer 2 has no inbound and outbound delay
  27  *
  28  * We send a request from P1 to P2 and expect delay of >= TEST_DELAY us
  29  * Then we send response from P2 to P1 and expect delay of >= TEST_DELAY us
  30  */
  31 #include "platform.h"
  32 #include "gnunet_transport_service.h"
  33 #include "transport-testing.h"
  34
  35 /**
  36  * How long until we give up on transmitting the message?
  37  */
  38 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
  39
  40
  41 #define TEST_MESSAGE_SIZE 2600
  42
  43 #define TEST_RESPONSE_MESSAGE_TYPE
  44
  45 /**
  46  * Test delay, in microseconds.
  47  */
  48 #define TEST_DELAY 100 * 1000LL
  49
  50
  51 static struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext *ccc;
  52
  53 static struct GNUNET_TIME_Absolute start_request;
  54
  55 static struct GNUNET_TIME_Absolute start_response;
  56
  57
  58 static void
  59 sendtask_response_task (void *cls)
  60 {
  61   int ret;
  62
  63   start_response = GNUNET_TIME_absolute_get();
  64   ret = GNUNET_TRANSPORT_TESTING_send (ccc->p[1],
  65                                        ccc->p[0],
  66                                        GNUNET_TRANSPORT_TESTING_SIMPLE_MTYPE2,
  67                                        TEST_MESSAGE_SIZE,
  68                                        1,
  69                                        NULL,
  70                                        NULL);
  71   if (GNUNET_NO == ret)
  72   {
  73     GNUNET_break (0);
  74     GNUNET_SCHEDULER_shutdown ();
  75     return;
  76   }
  77   GNUNET_assert (GNUNET_SYSERR != ret);
  78 }
  79
  80
  81 static void
  82 notify_receive (void *cls,
  83                 struct GNUNET_TRANSPORT_TESTING_PeerContext *receiver,
  84                 const struct GNUNET_PeerIdentity *sender,
  85                 const struct GNUNET_TRANSPORT_TESTING_TestMessage *message)
  86 {
  87   struct GNUNET_TIME_Relative duration;
  88
  89   {
  90     char *ps = GNUNET_strdup (GNUNET_i2s (&receiver->id));
  91
  92     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
  93                 "Peer %u (`%s') received message of type %d and size %u size from peer %s)!\n",
  94                 receiver->no,
  95                 ps,
  96                 ntohs (message->header.type),
  97                 ntohs (message->header.size),
  98                 GNUNET_i2s (sender));
  99     GNUNET_free (ps);
 100   }
 101
 102   switch (ntohs (message->header.type)) {
 103   case GNUNET_TRANSPORT_TESTING_SIMPLE_MTYPE:
 104     duration = GNUNET_TIME_absolute_get_difference (start_request,
 105                                                     GNUNET_TIME_absolute_get());
 106     if (duration.rel_value_us >= TEST_DELAY)
 107     {
 108       GNUNET_log (GNUNET_ERROR_TYPE_INFO,
 109                   "Request message was delayed for %s\n",
 110                   GNUNET_STRINGS_relative_time_to_string (duration,
 111                                                           GNUNET_YES));
 112     }
 113     else
 114     {
 115       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 116                   "Request message was delayed for unexpected duration %s\n",
 117                   GNUNET_STRINGS_relative_time_to_string (duration,
 118                                                           GNUNET_YES));
 119       ccc->global_ret = GNUNET_SYSERR;
 120       GNUNET_SCHEDULER_shutdown ();
 121     }
 122     /* Send response */
 123     GNUNET_SCHEDULER_add_now (&sendtask_response_task,
 124                               NULL);
 125     return;
 126   case GNUNET_TRANSPORT_TESTING_SIMPLE_MTYPE2:
 127     duration = GNUNET_TIME_absolute_get_difference(start_response,
 128                                                    GNUNET_TIME_absolute_get());
 129     if (duration.rel_value_us >= TEST_DELAY)
 130     {
 131       GNUNET_log (GNUNET_ERROR_TYPE_INFO,
 132                   "Response message was delayed for %s\n",
 133                   GNUNET_STRINGS_relative_time_to_string (duration,
 134                                                           GNUNET_YES));
 135       ccc->global_ret = GNUNET_OK;
 136     }
 137     else
 138     {
 139       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 140                   "Response message was delayed for unexpected duration %s\n",
 141                   GNUNET_STRINGS_relative_time_to_string (duration,
 142                                                           GNUNET_YES));
 143       ccc->global_ret = GNUNET_SYSERR;
 144     }
 145     GNUNET_SCHEDULER_shutdown ();
 146     break;
 147   default:
 148     GNUNET_break (0);
 149     break;
 150   }
 151 }
 152
 153
 154 int
 155 main (int argc,
 156       char *argv[])
 157 {
 158   struct GNUNET_TRANSPORT_TESTING_SendClosure sc = {
 159     .num_messages = 1
 160   };
 161   struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext my_ccc = {
 162     .connect_continuation = &GNUNET_TRANSPORT_TESTING_large_send,
 163     .connect_continuation_cls = &sc,
 164     .config_file = "test_transport_api_data.conf",
 165     .rec = &notify_receive,
 166     .nc = &GNUNET_TRANSPORT_TESTING_log_connect,
 167     .nd = &GNUNET_TRANSPORT_TESTING_log_disconnect,
 168     .timeout = TIMEOUT
 169   };
 170
 171   ccc = &my_ccc;
 172   sc.ccc = ccc;
 173   if (GNUNET_OK !=
 174       GNUNET_TRANSPORT_TESTING_main (2,
 175                                      &GNUNET_TRANSPORT_TESTING_connect_check,
 176                                      ccc))
 177     return 1;
 178   return 0;
 179 }
 180
 181
 182 /* end of test_transport_api_manipulation_cfg.c */