2 This file is part of GNUnet.
3 (C) 2009, 2010 Christian Grothoff (and other contributing authors)
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.
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.
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.
21 * @file core/test_core_api_reliability.c
22 * @brief testcase for core_api.c focusing on reliable transmission (with TCP)
25 * - make sure connect callback is invoked properly as well!
28 #include "gnunet_common.h"
29 #include "gnunet_constants.h"
30 #include "gnunet_arm_service.h"
31 #include "gnunet_core_service.h"
32 #include "gnunet_getopt_lib.h"
33 #include "gnunet_os_lib.h"
34 #include "gnunet_program_lib.h"
35 #include "gnunet_scheduler_lib.h"
36 #include "gnunet_transport_service.h"
39 #define VERBOSE GNUNET_EXTRA_LOGGING
41 #define START_ARM GNUNET_YES
44 * Note that this value must not significantly exceed
45 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
46 * messages may be dropped even for a reliable transport.
48 #define TOTAL_MSGS (600 * 10)
51 * How long until we give up on transmitting the message?
53 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 6000)
56 * What delay do we request from the core service for transmission?
58 #define FAST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
63 static unsigned long long total_bytes;
65 static struct GNUNET_TIME_Absolute start_time;
67 static GNUNET_SCHEDULER_TaskIdentifier err_task;
72 struct GNUNET_CONFIGURATION_Handle *cfg;
73 struct GNUNET_CORE_Handle *ch;
74 struct GNUNET_PeerIdentity id;
75 struct GNUNET_TRANSPORT_Handle *th;
76 struct GNUNET_MessageHeader *hello;
77 struct GNUNET_TRANSPORT_GetHelloHandle *ghh;
80 struct GNUNET_OS_Process *arm_proc;
84 static struct PeerContext p1;
86 static struct PeerContext p2;
94 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
96 #define OKPP do { ok++; } while (0)
101 struct GNUNET_MessageHeader header;
107 get_size (unsigned int iter)
112 return iter + sizeof (struct TestMessage);
113 ret = (iter * iter * iter);
114 return sizeof (struct TestMessage) + (ret % 60000);
118 process_hello (void *cls, const struct GNUNET_MessageHeader *message);
121 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
123 unsigned long long delta;
125 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
126 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
127 GNUNET_CORE_disconnect (p1.ch);
129 GNUNET_CORE_disconnect (p2.ch);
131 GNUNET_TRANSPORT_disconnect (p1.th);
133 GNUNET_TRANSPORT_disconnect (p2.th);
135 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
136 fprintf (stderr, "\nThroughput was %llu kb/s\n",
137 total_bytes * 1000 / 1024 / delta);
138 GAUGER ("CORE", "Core throughput/s", total_bytes * 1000 / 1024 / delta,
145 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
150 GNUNET_CORE_disconnect (p1.ch);
155 GNUNET_CORE_disconnect (p2.ch);
160 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
161 GNUNET_TRANSPORT_disconnect (p1.th);
166 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
167 GNUNET_TRANSPORT_disconnect (p2.th);
175 transmit_ready (void *cls, size_t size, void *buf)
178 struct TestMessage hdr;
182 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
186 GNUNET_break (NULL !=
187 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
188 FAST_TIMEOUT, &p2.id,
190 &transmit_ready, &p1));
193 GNUNET_assert (tr_n < TOTAL_MSGS);
196 GNUNET_assert (size >= s);
197 GNUNET_assert (buf != NULL);
202 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
203 "Sending message %u of size %u at offset %u\n", tr_n, s, ret);
205 hdr.header.size = htons (s);
206 hdr.header.type = htons (MTYPE);
207 hdr.num = htonl (tr_n);
208 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
209 ret += sizeof (struct TestMessage);
210 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
211 ret += s - sizeof (struct TestMessage);
214 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
215 break; /* sometimes pack buffer full, sometimes not */
217 while (size - ret >= s);
218 GNUNET_SCHEDULER_cancel (err_task);
220 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
221 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
222 "Returning total message block of size %u\n", ret);
230 connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer,
231 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
233 struct PeerContext *pc = cls;
235 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
237 GNUNET_assert (pc->connect_status == 0);
238 pc->connect_status = 1;
241 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
242 "Encrypted connection established to peer `%4s'\n",
244 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
245 "Asking core (1) for transmission to peer `%4s'\n",
246 GNUNET_i2s (&p2.id));
247 GNUNET_SCHEDULER_cancel (err_task);
249 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
250 start_time = GNUNET_TIME_absolute_get ();
251 GNUNET_break (NULL !=
252 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
255 &transmit_ready, &p1));
261 disconnect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
263 struct PeerContext *pc = cls;
265 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
267 pc->connect_status = 0;
268 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Encrypted connection to `%4s' cut\n",
274 inbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
275 const struct GNUNET_MessageHeader *message,
276 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
279 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
280 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
287 outbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
288 const struct GNUNET_MessageHeader *message,
289 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
292 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
293 "Core notifies about outbound data for `%4s'.\n",
301 transmit_ready (void *cls, size_t size, void *buf);
304 process_mtype (void *cls, const struct GNUNET_PeerIdentity *peer,
305 const struct GNUNET_MessageHeader *message,
306 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
310 const struct TestMessage *hdr;
312 hdr = (const struct TestMessage *) message;
314 if (MTYPE != ntohs (message->type))
315 return GNUNET_SYSERR;
316 if (ntohs (message->size) != s)
318 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
319 "Expected message %u of size %u, got %u bytes of message %u\n",
320 n, s, ntohs (message->size), ntohl (hdr->num));
321 GNUNET_SCHEDULER_cancel (err_task);
322 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
323 return GNUNET_SYSERR;
325 if (ntohl (hdr->num) != n)
327 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
328 "Expected message %u of size %u, got %u bytes of message %u\n",
329 n, s, ntohs (message->size), ntohl (hdr->num));
330 GNUNET_SCHEDULER_cancel (err_task);
331 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
332 return GNUNET_SYSERR;
335 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
336 ntohl (hdr->num), ntohs (message->size));
339 if (0 == (n % (TOTAL_MSGS / 100)))
340 fprintf (stderr, ".");
343 GNUNET_SCHEDULER_cancel (err_task);
344 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
349 GNUNET_break (NULL !=
350 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
351 FAST_TIMEOUT, &p2.id,
353 &transmit_ready, &p1));
359 static struct GNUNET_CORE_MessageHandler handlers[] = {
360 {&process_mtype, MTYPE, 0},
367 init_notify (void *cls, struct GNUNET_CORE_Handle *server,
368 const struct GNUNET_PeerIdentity *my_identity,
369 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *publicKey)
371 struct PeerContext *p = cls;
373 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
374 "Connection to CORE service of `%4s' established\n",
375 GNUNET_i2s (my_identity));
376 GNUNET_assert (server != NULL);
377 p->id = *my_identity;
381 GNUNET_assert (ok == 2);
384 GNUNET_CORE_connect (p2.cfg, 1, &p2, &init_notify, &connect_notify,
385 &disconnect_notify, NULL, &inbound_notify, GNUNET_YES,
386 &outbound_notify, GNUNET_YES, handlers);
390 GNUNET_assert (ok == 3);
392 GNUNET_assert (cls == &p2);
393 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
394 "Asking core (1) to connect to peer `%4s'\n",
395 GNUNET_i2s (&p2.id));
396 GNUNET_CORE_peer_request_connect (p1.ch, &p2.id, NULL, NULL);
402 process_hello (void *cls, const struct GNUNET_MessageHeader *message)
404 struct PeerContext *p = cls;
406 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
407 "Received (my) `%s' from transport service\n", "HELLO");
408 GNUNET_assert (message != NULL);
409 p->hello = GNUNET_malloc (ntohs (message->size));
410 memcpy (p->hello, message, ntohs (message->size));
411 if ((p == &p1) && (p2.th != NULL))
412 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
413 if ((p == &p2) && (p1.th != NULL))
414 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
416 if ((p == &p1) && (p2.hello != NULL))
417 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
418 if ((p == &p2) && (p1.hello != NULL))
419 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
425 setup_peer (struct PeerContext *p, const char *cfgname)
427 p->cfg = GNUNET_CONFIGURATION_create ();
430 GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
431 "gnunet-service-arm",
435 "-c", cfgname, NULL);
437 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
438 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
439 GNUNET_assert (p->th != NULL);
440 p->ghh = GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
445 run (void *cls, char *const *args, const char *cfgfile,
446 const struct GNUNET_CONFIGURATION_Handle *cfg)
448 GNUNET_assert (ok == 1);
450 setup_peer (&p1, "test_core_api_peer1.conf");
451 setup_peer (&p2, "test_core_api_peer2.conf");
453 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
454 GNUNET_CORE_connect (p1.cfg, 1, &p1, &init_notify, &connect_notify,
455 &disconnect_notify, NULL, &inbound_notify, GNUNET_YES,
456 &outbound_notify, GNUNET_YES, handlers);
461 stop_arm (struct PeerContext *p)
464 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
465 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
466 if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
467 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
468 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
469 GNUNET_OS_process_get_pid (p->arm_proc));
470 GNUNET_OS_process_close (p->arm_proc);
473 GNUNET_CONFIGURATION_destroy (p->cfg);
479 char *const argv[] = { "test-core-api-reliability",
481 "test_core_api_data.conf",
487 struct GNUNET_GETOPT_CommandLineOption options[] = {
488 GNUNET_GETOPT_OPTION_END
491 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
492 "test-core-api-reliability", "nohelp", options, &run,
500 main (int argc, char *argv[])
504 GNUNET_log_setup ("test-core-api",
512 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
513 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
518 /* end of test_core_api_reliability.c */