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Diffstat (limited to 'src/transport/test_transport_api_unreliability.c')
-rw-r--r--src/transport/test_transport_api_unreliability.c588
1 files changed, 0 insertions, 588 deletions
diff --git a/src/transport/test_transport_api_unreliability.c b/src/transport/test_transport_api_unreliability.c
deleted file mode 100644
index 3f40a7179..000000000
--- a/src/transport/test_transport_api_unreliability.c
+++ /dev/null
@@ -1,588 +0,0 @@
1/*
2 This file is part of GNUnet.
3 (C) 2009, 2010 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 transport/test_transport_api_unreliability.c
22 * @brief test case for transports; ensures messages get
23 * through, regardless of order
24 *
25 * This test case serves as a base for unreliable
26 * transport test cases to check that the transports
27 * achieve reliable message delivery.
28 */
29#include "platform.h"
30#include "gnunet_transport_service.h"
31#include "gauger.h"
32#include "transport-testing.h"
33
34/**
35 * Testcase timeout
36 */
37#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 900)
38
39/**
40 * How long until we give up on transmitting the message?
41 */
42#define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
43
44static char *test_source;
45
46static char *test_plugin;
47
48static char *test_name;
49
50static int ok;
51
52static GNUNET_SCHEDULER_TaskIdentifier die_task;
53
54struct PeerContext *p1;
55
56struct PeerContext *p2;
57
58struct GNUNET_TRANSPORT_TransmitHandle *th;
59
60char *cfg_file_p1;
61
62char *cfg_file_p2;
63
64uint32_t max_bps_p1;
65uint32_t max_bps_p2;
66
67struct GNUNET_TRANSPORT_TESTING_handle *tth;
68
69/*
70 * Testcase specific declarations
71 */
72
73/**
74 * Total number of messages to send
75 *
76 * Note that this value must not significantly exceed
77 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
78 * messages may be dropped even for a reliable transport.
79 */
80#define TOTAL_MSGS (1024 * 3)
81
82#define MTYPE 12345
83
84GNUNET_NETWORK_STRUCT_BEGIN
85
86struct TestMessage
87{
88 struct GNUNET_MessageHeader header;
89 uint32_t num;
90};
91GNUNET_NETWORK_STRUCT_END
92
93static char *test_name;
94
95static int msg_scheduled;
96static int msg_sent;
97static int msg_recv_expected;
98static int msg_recv;
99
100static int test_connected;
101static int test_sending;
102static int test_send_timeout;
103
104static unsigned long long total_bytes;
105
106static struct GNUNET_TIME_Absolute start_time;
107
108static char bitmap[TOTAL_MSGS / 8];
109
110static GNUNET_TRANSPORT_TESTING_ConnectRequest cc;
111
112/*
113 * END Testcase specific declarations
114 */
115
116#if VERBOSE
117#define OKPP do { ok++; FPRINTF (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
118#else
119#define OKPP do { ok++; } while (0)
120#endif
121
122static int
123get_bit (const char *map, unsigned int bit);
124
125static void
126end ()
127{
128 unsigned long long delta;
129 unsigned long long rate;
130 char *value_name;
131
132
133 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");
134
135 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value_us;
136 rate = (1000LL* 1000ll * total_bytes) / (1024 * delta);
137 FPRINTF (stderr, "\nThroughput was %llu KiBytes/s\n",
138 rate);
139
140 GNUNET_asprintf (&value_name, "unreliable_%s", test_plugin);
141 GAUGER ("TRANSPORT", value_name, (int) rate,
142 "kb/s");
143 GNUNET_free (value_name);
144
145 if (die_task != GNUNET_SCHEDULER_NO_TASK)
146 GNUNET_SCHEDULER_cancel (die_task);
147
148 if (th != NULL)
149 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
150 th = NULL;
151
152 if (cc != NULL)
153 GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc);
154 cc = NULL;
155
156 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
157 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
158
159 GNUNET_TRANSPORT_TESTING_done (tth);
160
161 ok = 0;
162
163 int i;
164
165 for (i = 0; i < TOTAL_MSGS; i++)
166 {
167 if (get_bit (bitmap, i) == 0)
168 {
169 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Did not receive message %d\n", i);
170 ok = -1;
171 }
172 }
173}
174
175static void
176end_badly ()
177{
178 die_task = GNUNET_SCHEDULER_NO_TASK;
179 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
180
181 if (test_connected == GNUNET_YES)
182 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Peers got connected\n");
183 else
184 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Peers got NOT connected\n");
185
186 if (test_sending == GNUNET_NO)
187 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
188 "Testcase did not send any messages before timeout\n");
189 else
190 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
191 "Reliability failed: Last message sent %u, Next message scheduled %u, Last message received %u, Message expected %u\n",
192 msg_sent, msg_scheduled, msg_recv, msg_recv_expected);
193 if (test_send_timeout == GNUNET_YES)
194 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
195 "Test had timeout while waiting to send data\n");
196
197 int i;
198
199 for (i = 0; i < TOTAL_MSGS; i++)
200 {
201 if (get_bit (bitmap, i) == 0)
202 {
203 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Did not receive message %d\n", i);
204 ok = -1;
205 }
206 }
207
208 if (th != NULL)
209 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
210 th = NULL;
211
212 if (cc != NULL)
213 GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc);
214 cc = NULL;
215
216 if (p1 != NULL)
217 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
218 if (p2 != NULL)
219 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
220
221 GNUNET_TRANSPORT_TESTING_done (tth);
222
223 ok = GNUNET_SYSERR;
224}
225
226
227static unsigned int
228get_size (unsigned int iter)
229{
230 unsigned int ret;
231
232 ret = (iter * iter * iter);
233
234#ifndef LINUX
235 /* FreeBSD/OSX etc. Unix DGRAMs do not work
236 * with large messages */
237 if (0 == strcmp ("unix", test_plugin))
238 return sizeof (struct TestMessage) + (ret % 1024);
239#endif
240 return sizeof (struct TestMessage) + (ret % 60000);
241}
242
243
244/**
245 * Sets a bit active in the bitmap.
246 *
247 * @param bitIdx which bit to set
248 * @return GNUNET_SYSERR on error, GNUNET_OK on success
249 */
250static int
251set_bit (unsigned int bitIdx)
252{
253 size_t arraySlot;
254 unsigned int targetBit;
255
256 if (bitIdx >= sizeof (bitmap) * 8)
257 {
258 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "tried to set bit %d of %d(!?!?)\n",
259 bitIdx, sizeof (bitmap) * 8);
260 return GNUNET_SYSERR;
261 }
262 arraySlot = bitIdx / 8;
263 targetBit = (1L << (bitIdx % 8));
264 bitmap[arraySlot] |= targetBit;
265 return GNUNET_OK;
266}
267
268/**
269 * Obtain a bit from bitmap.
270 * @param map the bitmap
271 * @param bit index from bitmap
272 *
273 * @return Bit \a bit from hashcode \a code
274 */
275static int
276get_bit (const char *map, unsigned int bit)
277{
278 if (bit > TOTAL_MSGS)
279 {
280 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "get bit %d of %d(!?!?)\n", bit,
281 sizeof (bitmap) * 8);
282 return 0;
283 }
284 return ((map)[bit >> 3] & (1 << (bit & 7))) > 0;
285}
286
287
288static void
289notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
290 const struct GNUNET_MessageHeader *message)
291{
292 static int n;
293
294 unsigned int s;
295 char cbuf[GNUNET_SERVER_MAX_MESSAGE_SIZE - 1];
296 const struct TestMessage *hdr;
297
298 hdr = (const struct TestMessage *) message;
299
300 if (MTYPE != ntohs (message->type))
301 return;
302 msg_recv_expected = n;
303 msg_recv = ntohl (hdr->num);
304 s = get_size (ntohl (hdr->num));
305
306 if (ntohs (message->size) != s)
307 {
308 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
309 "Expected message %u of size %u, got %u bytes of message %u\n",
310 ntohl (hdr->num), s, ntohs (message->size), ntohl (hdr->num));
311 if (GNUNET_SCHEDULER_NO_TASK != die_task)
312 GNUNET_SCHEDULER_cancel (die_task);
313 test_sending = GNUNET_YES;
314 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
315 return;
316 }
317
318 memset (cbuf, ntohl (hdr->num), s - sizeof (struct TestMessage));
319 if (0 != memcmp (cbuf, &hdr[1], s - sizeof (struct TestMessage)))
320 {
321 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
322 "Expected message %u with bits %u, but body did not match\n",
323 ntohl (hdr->num), (unsigned char) n);
324 if (GNUNET_SCHEDULER_NO_TASK != die_task)
325 GNUNET_SCHEDULER_cancel (die_task);
326 test_sending = GNUNET_YES;
327 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
328 return;
329 }
330#if VERBOSE
331 if (ntohl (hdr->num) % 5 == 0)
332 {
333 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
334 ntohl (hdr->num), ntohs (message->size));
335 }
336#endif
337 n++;
338 if (GNUNET_SYSERR == set_bit (ntohl (hdr->num)))
339 {
340 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
341 _("Message id %u is bigger than maxmimum number of messages %u expected\n"),
342 ntohl (hdr->num), TOTAL_MSGS);
343 }
344 test_sending = GNUNET_YES;
345 if (0 == (n % (TOTAL_MSGS / 100)))
346 {
347 FPRINTF (stderr, "%s", ".");
348 if (GNUNET_SCHEDULER_NO_TASK != die_task)
349 GNUNET_SCHEDULER_cancel (die_task);
350 die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
351 }
352 if (n == TOTAL_MSGS)
353 {
354 end ();
355 }
356}
357
358
359static size_t
360notify_ready (void *cls, size_t size, void *buf)
361{
362 static int n;
363 char *cbuf = buf;
364 struct TestMessage hdr;
365 unsigned int s;
366 unsigned int ret;
367
368 th = NULL;
369
370 if (buf == NULL)
371 {
372 test_send_timeout = GNUNET_YES;
373 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
374 "Timeout occurred while waiting for transmit_ready for msg %u of %u\n",
375 msg_scheduled, TOTAL_MSGS);
376 if (GNUNET_SCHEDULER_NO_TASK != die_task)
377 GNUNET_SCHEDULER_cancel (die_task);
378 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
379 ok = 42;
380 return 0;
381 }
382 ret = 0;
383 s = get_size (n);
384 GNUNET_assert (size >= s);
385 GNUNET_assert (buf != NULL);
386 GNUNET_assert (n < TOTAL_MSGS);
387 cbuf = buf;
388 do
389 {
390 GNUNET_assert (n < TOTAL_MSGS);
391 hdr.header.size = htons (s);
392 hdr.header.type = htons (MTYPE);
393 hdr.num = htonl (n);
394 msg_sent = n;
395 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
396 ret += sizeof (struct TestMessage);
397 memset (&cbuf[ret], n, s - sizeof (struct TestMessage));
398 ret += s - sizeof (struct TestMessage);
399
400#if VERBOSE
401 if (n % 5000 == 0)
402 {
403 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending message %u of size %u\n", n,
404 s);
405 }
406#endif
407 n++;
408 s = get_size (n);
409 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
410 break; /* sometimes pack buffer full, sometimes not */
411 }
412 while ((size - ret >= s) && (n < TOTAL_MSGS));
413 if (n < TOTAL_MSGS)
414 {
415 th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, s,
416 TIMEOUT_TRANSMIT,
417 &notify_ready, NULL);
418 msg_scheduled = n;
419 }
420 else
421 {
422 FPRINTF (stderr, "%s", "\n");
423 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "All messages scheduled to be sent\n");
424 if (GNUNET_SCHEDULER_NO_TASK != die_task)
425 GNUNET_SCHEDULER_cancel (die_task);
426 die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
427 }
428 if (n % 5000 == 0)
429 {
430 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
431 "Returning total message block of size %u\n", ret);
432 }
433 total_bytes += ret;
434 return ret;
435}
436
437
438static void
439notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer)
440{
441
442 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' connected to us (%p)!\n",
443 GNUNET_i2s (peer), cls);
444}
445
446
447static void
448notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
449{
450 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' disconnected (%p)!\n",
451 GNUNET_i2s (peer), cls);
452 if (th != NULL)
453 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
454 th = NULL;
455}
456
457static void
458sendtask ()
459{
460 start_time = GNUNET_TIME_absolute_get ();
461 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Starting to send %u messages\n",
462 TOTAL_MSGS);
463 th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, get_size (0),
464 TIMEOUT_TRANSMIT, &notify_ready,
465 NULL);
466}
467
468static void
469testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
470{
471 char *p1_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
472
473 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected: %s <-> %s\n", p1_c,
474 GNUNET_i2s (&p2->id));
475 GNUNET_free (p1_c);
476
477 test_connected = GNUNET_YES;
478 cc = NULL;
479
480 GNUNET_SCHEDULER_add_now (&sendtask, NULL);
481}
482
483void
484start_cb (struct PeerContext *p, void *cls)
485{
486 static int started;
487
488 started++;
489
490 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%s') started\n", p->no,
491 GNUNET_i2s (&p->id));
492
493 if (started != 2)
494 return;
495
496 test_connected = GNUNET_NO;
497 cc = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2, &testing_connect_cb,
498 NULL);
499
500}
501
502static void
503run (void *cls, char *const *args, const char *cfgfile,
504 const struct GNUNET_CONFIGURATION_Handle *cfg)
505{
506 die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
507 test_send_timeout = GNUNET_NO;
508
509
510 p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1,
511 &notify_receive, &notify_connect,
512 &notify_disconnect, &start_cb,
513 NULL);
514 p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p2, 2,
515 &notify_receive, &notify_connect,
516 &notify_disconnect, &start_cb,
517 NULL);
518
519
520 if ((p1 == NULL) || (p2 == NULL))
521 {
522 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Fail! Could not start peers!\n");
523 if (die_task != GNUNET_SCHEDULER_NO_TASK)
524 GNUNET_SCHEDULER_cancel (die_task);
525 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
526 return;
527 }
528
529
530}
531
532static int
533check ()
534{
535 static char *const argv[] = { "test-transport-api-unreliability",
536 "-c",
537 "test_transport_api_data.conf",
538 NULL
539 };
540 static struct GNUNET_GETOPT_CommandLineOption options[] = {
541 GNUNET_GETOPT_OPTION_END
542 };
543
544#if WRITECONFIG
545 setTransportOptions ("test_transport_api_data.conf");
546#endif
547 ok = GNUNET_SYSERR;
548
549 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name,
550 "nohelp", options, &run, &ok);
551
552 return ok;
553}
554
555int
556main (int argc, char *argv[])
557{
558 int ret;
559
560 GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name);
561
562 GNUNET_log_setup (test_name,
563 "WARNING",
564 NULL);
565
566 GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source);
567 GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source,
568 &test_plugin);
569
570 tth = GNUNET_TRANSPORT_TESTING_init ();
571
572 GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p1, 1);
573 GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p2, 2);
574
575 ret = check ();
576
577 GNUNET_free (cfg_file_p1);
578 GNUNET_free (cfg_file_p2);
579
580 GNUNET_free (test_source);
581 GNUNET_free (test_plugin);
582 GNUNET_free (test_name);
583
584
585 return ret;
586}
587
588/* end of test_transport_api_unreliability.c */