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 it
   6      under the terms of the GNU Affero General Public License as published
   7      by the Free Software Foundation, either version 3 of the License,
   8      or (at your 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      Affero General Public License for more details.
  14
  15      You should have received a copy of the GNU Affero General Public License
  16      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18      SPDX-License-Identifier: AGPL3.0-or-later
  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   {
 104   case GNUNET_TRANSPORT_TESTING_SIMPLE_MTYPE:
 105     duration = GNUNET_TIME_absolute_get_difference (start_request,
 106                                                     GNUNET_TIME_absolute_get ());
 107     if (duration.rel_value_us >= TEST_DELAY)
 108     {
 109       GNUNET_log (GNUNET_ERROR_TYPE_INFO,
 110                   "Request message was delayed for %s\n",
 111                   GNUNET_STRINGS_relative_time_to_string (duration,
 112                                                           GNUNET_YES));
 113     }
 114     else
 115     {
 116       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 117                   "Request message was delayed for unexpected duration %s\n",
 118                   GNUNET_STRINGS_relative_time_to_string (duration,
 119                                                           GNUNET_YES));
 120       ccc->global_ret = GNUNET_SYSERR;
 121       GNUNET_SCHEDULER_shutdown ();
 122     }
 123     /* Send response */
 124     GNUNET_SCHEDULER_add_now (&sendtask_response_task,
 125                               NULL);
 126     return;
 127
 128   case GNUNET_TRANSPORT_TESTING_SIMPLE_MTYPE2:
 129     duration = GNUNET_TIME_absolute_get_difference (start_response,
 130                                                     GNUNET_TIME_absolute_get ());
 131     if (duration.rel_value_us >= TEST_DELAY)
 132     {
 133       GNUNET_log (GNUNET_ERROR_TYPE_INFO,
 134                   "Response message was delayed for %s\n",
 135                   GNUNET_STRINGS_relative_time_to_string (duration,
 136                                                           GNUNET_YES));
 137       ccc->global_ret = GNUNET_OK;
 138     }
 139     else
 140     {
 141       GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 142                   "Response message was delayed for unexpected duration %s\n",
 143                   GNUNET_STRINGS_relative_time_to_string (duration,
 144                                                           GNUNET_YES));
 145       ccc->global_ret = GNUNET_SYSERR;
 146     }
 147     GNUNET_SCHEDULER_shutdown ();
 148     break;
 149
 150   default:
 151     GNUNET_break (0);
 152     break;
 153   }
 154 }
 155
 156
 157 int
 158 main (int argc,
 159       char *argv[])
 160 {
 161   struct GNUNET_TRANSPORT_TESTING_SendClosure sc = {
 162     .num_messages = 1
 163   };
 164   struct GNUNET_TRANSPORT_TESTING_ConnectCheckContext my_ccc = {
 165     .connect_continuation = &GNUNET_TRANSPORT_TESTING_large_send,
 166     .connect_continuation_cls = &sc,
 167     .config_file = "test_transport_api_data.conf",
 168     .rec = &notify_receive,
 169     .nc = &GNUNET_TRANSPORT_TESTING_log_connect,
 170     .nd = &GNUNET_TRANSPORT_TESTING_log_disconnect,
 171     .timeout = TIMEOUT
 172   };
 173
 174   ccc = &my_ccc;
 175   sc.ccc = ccc;
 176   start_request = GNUNET_TIME_absolute_get ();
 177   if (GNUNET_OK !=
 178       GNUNET_TRANSPORT_TESTING_main (2,
 179                                      &GNUNET_TRANSPORT_TESTING_connect_check,
 180                                      ccc))
 181     return 1;
 182   return 0;
 183 }
 184
 185
 186 /* end of test_transport_api_manipulation_cfg.c */