aboutsummaryrefslogtreecommitdiff
path: root/src/transport/test_transport_api_manipulation_send_tcp.c
blob: 3043dc0370153d2b1e5ce14831004611b846827f (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
/*
     This file is part of GNUnet.
     Copyright (C) 2009, 2010 Christian Grothoff (and other contributing authors)

     GNUnet is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published
     by the Free Software Foundation; either version 3, or (at your
     option) any later version.

     GNUnet is distributed in the hope that it will be useful, but
     WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     General Public License for more details.

     You should have received a copy of the GNU General Public License
     along with GNUnet; see the file COPYING.  If not, write to the
     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     Boston, MA 02111-1307, USA.
*/
/**
 * @file transport/test_transport_api_manipulation_send_tcp.c
 * @brief base test case for transport traffic manipulation implementation
 *
 * This test case will setup 2 peers and connect them, the first message
 * will be sent without manipulation, then a send delay of 1 second will
 * be configured and 1 more message will be sent. Time will be measured.
 *
 * In addition the distance on receiver side will be manipulated to be 10
 */
#include "platform.h"
#include "gnunet_transport_service.h"
#include "transport-testing.h"

/**
 * How long until we give up on transmitting the message?
 */
#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)

/**
 * How long until we give up on transmitting the message?
 */
#define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)

#define TEST_MESSAGE_SIZE 2600

#define TEST_MESSAGE_TYPE 12345

static char *test_source;

static char *test_plugin;

static char *test_name;

static int ok;

static int s_started;

static int s_connected;

static int s_sending;

static struct GNUNET_SCHEDULER_Task * die_task;

static struct GNUNET_SCHEDULER_Task * send_task;

static struct PeerContext *p1;

static struct PeerContext *p2;

static GNUNET_TRANSPORT_TESTING_ConnectRequest cc;

static struct GNUNET_TRANSPORT_TransmitHandle *th;

static struct GNUNET_TRANSPORT_TESTING_handle *tth;

static char *cfg_file_p1;

static char *cfg_file_p2;

static int messages_recv;

static struct GNUNET_TIME_Absolute start_normal;
static struct GNUNET_TIME_Relative dur_normal;

static struct GNUNET_TIME_Absolute start_delayed;
static struct GNUNET_TIME_Relative dur_delayed;

static void
end ()
{
  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");

  if (send_task != NULL)
    GNUNET_SCHEDULER_cancel (send_task);

  if (die_task != NULL)
    GNUNET_SCHEDULER_cancel (die_task);

  if (th != NULL)
    GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
  th = NULL;

  GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
  GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
}

static void
end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  die_task = NULL;

  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");


  if (send_task != NULL)
    GNUNET_SCHEDULER_cancel (send_task);

  if (cc != NULL)
  {
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Fail! Could not connect peers\n"));
    GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc);
    cc = NULL;
  }

  if (th != NULL)
    GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
  else
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer were not ready to send data\n"));

  if (s_started == GNUNET_NO)
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peers were not started \n"));
  else
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peers were started \n"));

  if (s_connected == GNUNET_NO)
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer were not connected\n"));
  else
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer were connected\n"));

  if (s_sending == GNUNET_NO)
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer were not ready to send data\n"));
  else
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer were ready to send data\n"));

  th = NULL;

  if (p1 != NULL)
    GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
  else
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer 1 was not started\n"));
  if (p2 != NULL)
    GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
  else
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Peer 2 was not started\n"));

  ok = GNUNET_SYSERR;
}


static void
sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);

static void
notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
                const struct GNUNET_MessageHeader *message)
{
  struct PeerContext *p = cls;
  struct PeerContext *t = NULL;

  if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
    t = p1;
  if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
    t = p2;
  GNUNET_assert (t != NULL);

  char *ps = GNUNET_strdup (GNUNET_i2s (&p->id));

  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
              "Peer %u (`%4s') received message of type %d and size %u size from peer %u (`%4s')!\n",
              p->no, ps, ntohs (message->type), ntohs (message->size), t->no,
              GNUNET_i2s (&t->id));
  GNUNET_free (ps);

  if ((TEST_MESSAGE_TYPE == ntohs (message->type)) &&
      (TEST_MESSAGE_SIZE == ntohs (message->size)))
  {
    ok = 0;

  }
  else
  {
    GNUNET_break (0);
    ok = 1;
    end ();
    return;
  }

  if (0 == messages_recv)
  {
  	/* Received non-delayed message */
  	dur_normal = GNUNET_TIME_absolute_get_duration(start_normal);
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
                "Received non-delayed message %u after %s\n",
                messages_recv,
                GNUNET_STRINGS_relative_time_to_string (dur_normal,
							GNUNET_YES));
    send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
  }
  if (1 == messages_recv)
  {
  	/* Received manipulated message */
    	dur_delayed = GNUNET_TIME_absolute_get_duration(start_delayed);
      GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
                  "Received delayed message %u after %s\n",
                  messages_recv,
                  GNUNET_STRINGS_relative_time_to_string (dur_delayed,
							  GNUNET_YES));
      if (dur_delayed.rel_value_us < 1000 * 1000LL)
      {
	GNUNET_break (0);
	ok += 1;
        GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                    "Delayed message was not delayed correctly: took only %s\n",
                    GNUNET_STRINGS_relative_time_to_string (dur_delayed,
							    GNUNET_YES));
      }

      /* shutdown */
      end ();
  }
  messages_recv ++;
}


static size_t
notify_ready (void *cls, size_t size, void *buf)
{
  struct PeerContext *p = cls;
  struct GNUNET_MessageHeader *hdr;

  th = NULL;

  if (buf == NULL)
  {
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                "Timeout occurred while waiting for transmit_ready\n");
    if (NULL != die_task)
      GNUNET_SCHEDULER_cancel (die_task);
    die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
    ok = 42;
    return 0;
  }

  GNUNET_assert (size >= TEST_MESSAGE_SIZE);
  if (buf != NULL)
  {
    memset (buf, '\0', TEST_MESSAGE_SIZE);
    hdr = buf;
    hdr->size = htons (TEST_MESSAGE_SIZE);
    hdr->type = htons (TEST_MESSAGE_TYPE);
  }

  char *ps = GNUNET_strdup (GNUNET_i2s (&p2->id));
  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
              "Peer %u (`%4s') sending message with type %u and size %u bytes to peer %u (`%4s')\n",
              p2->no, ps, ntohs (hdr->type), ntohs (hdr->size), p->no,
              GNUNET_i2s (&p->id));
  GNUNET_free (ps);

  return TEST_MESSAGE_SIZE;
}


static void
sendtask (void *cls,
          const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  struct GNUNET_TIME_Relative delay;
  struct GNUNET_ATS_Properties prop;

  send_task = NULL;
  if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
    return;
  char *receiver_s = GNUNET_strdup (GNUNET_i2s (&p1->id));

  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
              "Sending message from peer %u (`%4s') -> peer %u (`%s') !\n",
              p2->no,
              GNUNET_i2s (&p2->id),
              p1->no,
              receiver_s);
  GNUNET_free (receiver_s);


  if (0 == messages_recv)
  {
    start_normal = GNUNET_TIME_absolute_get ();
  }
  if (1 == messages_recv)
  {
    memset (&prop, 0, sizeof (prop));
    delay.rel_value_us = 1000LL * 1000LL;
    GNUNET_TRANSPORT_set_traffic_metric (p2->th,
                                         &p1->id,
                                         &prop,
                                         GNUNET_TIME_UNIT_ZERO,
                                         delay);
    prop.distance = 10;
    GNUNET_TRANSPORT_set_traffic_metric (p1->th,
                                         &p2->id,
                                         &prop,
                                         delay,
                                         delay);
    start_delayed = GNUNET_TIME_absolute_get();
  }

  s_sending = GNUNET_YES;
  th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, TEST_MESSAGE_SIZE,
                                               TIMEOUT_TRANSMIT, &notify_ready,
                                               p1);
}


static void
notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer)
{
  static int c;

  c++;
  struct PeerContext *p = cls;
  struct PeerContext *t = NULL;

  if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity)))
    t = p1;
  if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity)))
    t = p2;
  GNUNET_assert (t != NULL);

  char *ps = GNUNET_strdup (GNUNET_i2s (&p->id));

  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
              "Peer %u (`%4s'): peer %u (`%s') connected to me!\n", p->no, ps,
              t->no, GNUNET_i2s (peer));
  GNUNET_free (ps);
}


static void
notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
{
  struct PeerContext *p = cls;
  char *ps = GNUNET_strdup (GNUNET_i2s (&p->id));

  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
              "Peer %u (`%4s'): peer (`%s') disconnected from me!\n", p->no, ps,
              GNUNET_i2s (peer));

  GNUNET_free (ps);

  if (th != NULL)
    GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
  th = NULL;
}


static void
testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
{
  cc = NULL;
  char *p1_c = GNUNET_strdup (GNUNET_i2s (&p1->id));

  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
              "Peers connected: %u (%s) <-> %u (%s)\n",
              p1->no, p1_c, p2->no, GNUNET_i2s (&p2->id));
  GNUNET_free (p1_c);

  s_connected = GNUNET_YES;
  send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL);
}


static void
start_cb (struct PeerContext *p, void *cls)
{
  static int started;
  started++;

  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%s') started\n", p->no,
              GNUNET_i2s (&p->id));

  if (started != 2)
    return;
  else
    s_started = GNUNET_YES;
  char *sender_c = GNUNET_strdup (GNUNET_i2s (&p1->id));

  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
              "Test tries to connect peer %u (`%s') -> peer %u (`%s')\n",
              p1->no, sender_c, p2->no, GNUNET_i2s (&p2->id));
  GNUNET_free (sender_c);
  cc = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2,
                                               &testing_connect_cb,
                                               NULL);

}


static void
run (void *cls, char *const *args, const char *cfgfile,
     const struct GNUNET_CONFIGURATION_Handle *cfg)
{
  die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);

  s_started = GNUNET_NO;
  s_connected = GNUNET_NO;
  s_sending = GNUNET_NO;

  p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1,
                                            &notify_receive, &notify_connect,
                                            &notify_disconnect, &start_cb,
                                            NULL);

  p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p2, 2,
                                            &notify_receive, &notify_connect,
                                            &notify_disconnect, &start_cb,
                                            NULL);

  if ((p1 == NULL) || (p2 == NULL))
  {
    GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Fail! Could not start peers!\n");
    if (die_task != NULL)
      GNUNET_SCHEDULER_cancel (die_task);
    die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
    return;
  }
}


static int
check ()
{
  static char *const argv[] = { "test-transport-api-manipulation",
    "-c",
    "test_transport_api_data.conf",
    NULL
  };
  static struct GNUNET_GETOPT_CommandLineOption options[] = {
    GNUNET_GETOPT_OPTION_END
  };

  send_task = NULL;

  ok = 1;
  GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name,
                      "nohelp", options, &run, &ok);

  return ok;
}

int
main (int argc, char *argv[])
{
  int ret;

  GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name);
  GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source);
  GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source,
                                                 &test_plugin);

  GNUNET_log_setup (test_name,
                    "WARNING",
                    NULL);
  tth = GNUNET_TRANSPORT_TESTING_init ();

  GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p1, 1);
  GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p2, 2);

  ret = check ();

  GNUNET_free (cfg_file_p1);
  GNUNET_free (cfg_file_p2);

  GNUNET_free (test_source);
  GNUNET_free (test_plugin);
  GNUNET_free (test_name);

  GNUNET_TRANSPORT_TESTING_done (tth);

  return ret;
}

/* end of test_transport_api_manipulation_send_tcp.c */