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_NO
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;
79 struct GNUNET_OS_Process *arm_proc;
83 static struct PeerContext p1;
85 static struct PeerContext p2;
93 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
95 #define OKPP do { ok++; } while (0)
100 struct GNUNET_MessageHeader header;
106 get_size (unsigned int iter)
111 return iter + sizeof (struct TestMessage);
112 ret = (iter * iter * iter);
113 return sizeof (struct TestMessage) + (ret % 60000);
116 static void process_hello (void *cls,
117 const struct GNUNET_MessageHeader *message);
120 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
122 unsigned long long delta;
124 GNUNET_TRANSPORT_get_hello_cancel (p1.th, &process_hello, &p1);
125 GNUNET_TRANSPORT_get_hello_cancel (p2.th, &process_hello, &p2);
126 GNUNET_CORE_disconnect (p1.ch);
128 GNUNET_CORE_disconnect (p2.ch);
130 GNUNET_TRANSPORT_disconnect (p1.th);
132 GNUNET_TRANSPORT_disconnect (p2.th);
134 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
135 fprintf (stderr, "\nThroughput was %llu kb/s\n",
136 total_bytes * 1000 / 1024 / delta);
137 GAUGER ("CORE", "Core throughput/s", total_bytes * 1000 / 1024 / delta,
144 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
149 GNUNET_CORE_disconnect (p1.ch);
154 GNUNET_CORE_disconnect (p2.ch);
159 GNUNET_TRANSPORT_get_hello_cancel (p1.th, &process_hello, &p1);
160 GNUNET_TRANSPORT_disconnect (p1.th);
165 GNUNET_TRANSPORT_get_hello_cancel (p2.th, &process_hello, &p2);
166 GNUNET_TRANSPORT_disconnect (p2.th);
174 transmit_ready (void *cls, size_t size, void *buf)
177 struct TestMessage hdr;
181 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
185 GNUNET_break (NULL !=
186 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
187 FAST_TIMEOUT, &p2.id,
189 &transmit_ready, &p1));
192 GNUNET_assert (tr_n < TOTAL_MSGS);
195 GNUNET_assert (size >= s);
196 GNUNET_assert (buf != NULL);
201 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
202 "Sending message %u of size %u at offset %u\n", tr_n, s, ret);
204 hdr.header.size = htons (s);
205 hdr.header.type = htons (MTYPE);
206 hdr.num = htonl (tr_n);
207 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
208 ret += sizeof (struct TestMessage);
209 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
210 ret += s - sizeof (struct TestMessage);
213 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
214 break; /* sometimes pack buffer full, sometimes not */
216 while (size - ret >= s);
217 GNUNET_SCHEDULER_cancel (err_task);
219 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
220 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
221 "Returning total message block of size %u\n", ret);
229 connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer,
230 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
232 struct PeerContext *pc = cls;
234 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
236 GNUNET_assert (pc->connect_status == 0);
237 pc->connect_status = 1;
240 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
241 "Encrypted connection established to peer `%4s'\n",
243 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
244 "Asking core (1) for transmission to peer `%4s'\n",
245 GNUNET_i2s (&p2.id));
246 GNUNET_SCHEDULER_cancel (err_task);
248 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
249 start_time = GNUNET_TIME_absolute_get ();
250 GNUNET_break (NULL !=
251 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
254 &transmit_ready, &p1));
260 disconnect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
262 struct PeerContext *pc = cls;
264 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
266 pc->connect_status = 0;
267 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Encrypted connection to `%4s' cut\n",
273 inbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
274 const struct GNUNET_MessageHeader *message,
275 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
278 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
279 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
286 outbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
287 const struct GNUNET_MessageHeader *message,
288 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
291 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
292 "Core notifies about outbound data for `%4s'.\n",
299 static size_t transmit_ready (void *cls, size_t size, void *buf);
302 process_mtype (void *cls, const struct GNUNET_PeerIdentity *peer,
303 const struct GNUNET_MessageHeader *message,
304 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
308 const struct TestMessage *hdr;
310 hdr = (const struct TestMessage *) message;
312 if (MTYPE != ntohs (message->type))
313 return GNUNET_SYSERR;
314 if (ntohs (message->size) != s)
316 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
317 "Expected message %u of size %u, got %u bytes of message %u\n",
318 n, s, ntohs (message->size), ntohl (hdr->num));
319 GNUNET_SCHEDULER_cancel (err_task);
320 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
321 return GNUNET_SYSERR;
323 if (ntohl (hdr->num) != n)
325 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
326 "Expected message %u of size %u, got %u bytes of message %u\n",
327 n, s, ntohs (message->size), ntohl (hdr->num));
328 GNUNET_SCHEDULER_cancel (err_task);
329 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
330 return GNUNET_SYSERR;
333 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
334 ntohl (hdr->num), ntohs (message->size));
337 if (0 == (n % (TOTAL_MSGS / 100)))
338 fprintf (stderr, ".");
341 GNUNET_SCHEDULER_cancel (err_task);
342 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
347 GNUNET_break (NULL !=
348 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
349 FAST_TIMEOUT, &p2.id,
351 &transmit_ready, &p1));
357 static struct GNUNET_CORE_MessageHandler handlers[] = {
358 {&process_mtype, MTYPE, 0},
365 init_notify (void *cls, struct GNUNET_CORE_Handle *server,
366 const struct GNUNET_PeerIdentity *my_identity,
367 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *publicKey)
369 struct PeerContext *p = cls;
371 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
372 "Connection to CORE service of `%4s' established\n",
373 GNUNET_i2s (my_identity));
374 GNUNET_assert (server != NULL);
375 p->id = *my_identity;
379 GNUNET_assert (ok == 2);
382 GNUNET_CORE_connect (p2.cfg, 1, &p2, &init_notify, &connect_notify,
383 &disconnect_notify, NULL, &inbound_notify, GNUNET_YES,
384 &outbound_notify, GNUNET_YES, handlers);
388 GNUNET_assert (ok == 3);
390 GNUNET_assert (cls == &p2);
391 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
392 "Asking core (1) to connect to peer `%4s'\n",
393 GNUNET_i2s (&p2.id));
394 GNUNET_CORE_peer_request_connect (p1.ch, &p2.id, NULL, NULL);
400 process_hello (void *cls, const struct GNUNET_MessageHeader *message)
402 struct PeerContext *p = cls;
404 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
405 "Received (my) `%s' from transport service\n", "HELLO");
406 GNUNET_assert (message != NULL);
407 p->hello = GNUNET_malloc (ntohs (message->size));
408 memcpy (p->hello, message, ntohs (message->size));
409 if ((p == &p1) && (p2.th != NULL))
410 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
411 if ((p == &p2) && (p1.th != NULL))
412 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
414 if ((p == &p1) && (p2.hello != NULL))
415 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
416 if ((p == &p2) && (p1.hello != NULL))
417 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
423 setup_peer (struct PeerContext *p, const char *cfgname)
425 p->cfg = GNUNET_CONFIGURATION_create ();
428 GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
429 "gnunet-service-arm",
433 "-c", cfgname, NULL);
435 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
436 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
437 GNUNET_assert (p->th != NULL);
438 GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
443 run (void *cls, char *const *args, const char *cfgfile,
444 const struct GNUNET_CONFIGURATION_Handle *cfg)
446 GNUNET_assert (ok == 1);
448 setup_peer (&p1, "test_core_api_peer1.conf");
449 setup_peer (&p2, "test_core_api_peer2.conf");
451 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
452 GNUNET_CORE_connect (p1.cfg, 1, &p1, &init_notify, &connect_notify,
453 &disconnect_notify, NULL, &inbound_notify, GNUNET_YES,
454 &outbound_notify, GNUNET_YES, handlers);
459 stop_arm (struct PeerContext *p)
462 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
463 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
464 if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
465 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
466 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
467 GNUNET_OS_process_get_pid (p->arm_proc));
468 GNUNET_OS_process_close (p->arm_proc);
471 GNUNET_CONFIGURATION_destroy (p->cfg);
477 char *const argv[] = { "test-core-api-reliability",
479 "test_core_api_data.conf",
485 struct GNUNET_GETOPT_CommandLineOption options[] = {
486 GNUNET_GETOPT_OPTION_END
489 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
490 "test-core-api-reliability", "nohelp", options, &run,
498 main (int argc, char *argv[])
502 GNUNET_log_setup ("test-core-api",
510 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
511 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
516 /* end of test_core_api_reliability.c */