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.
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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.
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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"
38 #define VERBOSE GNUNET_NO
40 #define START_ARM GNUNET_YES
43 * Note that this value must not significantly exceed
44 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
45 * messages may be dropped even for a reliable transport.
47 #define TOTAL_MSGS (600 * 10)
50 * How long until we give up on transmitting the message?
52 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 6000)
55 * What delay do we request from the core service for transmission?
56 * Any value smaller than the CORK delay will disable CORKing, which
57 * is what we want here.
59 #define FAST_TIMEOUT GNUNET_TIME_relative_divide (GNUNET_CONSTANTS_MAX_CORK_DELAY, 2)
64 static unsigned long long total_bytes;
66 static struct GNUNET_TIME_Absolute start_time;
70 struct GNUNET_CONFIGURATION_Handle *cfg;
71 struct GNUNET_CORE_Handle *ch;
72 struct GNUNET_PeerIdentity id;
73 struct GNUNET_TRANSPORT_Handle *th;
74 struct GNUNET_MessageHeader *hello;
77 struct GNUNET_OS_Process *arm_proc;
81 static struct PeerContext p1;
83 static struct PeerContext p2;
88 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
90 #define OKPP do { ok++; } while (0)
95 struct GNUNET_MessageHeader header;
101 get_size (unsigned int iter)
105 return iter + sizeof (struct TestMessage);
106 ret = (iter * iter * iter);
107 return sizeof (struct TestMessage) + (ret % 60000);
112 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
114 unsigned long long delta;
116 GNUNET_CORE_disconnect (p1.ch);
118 GNUNET_CORE_disconnect (p2.ch);
120 GNUNET_TRANSPORT_disconnect (p1.th);
122 GNUNET_TRANSPORT_disconnect (p2.th);
124 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
126 "\nThroughput was %llu kb/s\n",
127 total_bytes * 1000 / 1024 / delta);
133 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
136 GNUNET_CORE_disconnect (p1.ch);
138 GNUNET_CORE_disconnect (p2.ch);
140 GNUNET_TRANSPORT_disconnect (p1.th);
142 GNUNET_TRANSPORT_disconnect (p2.th);
149 connect_notify (void *cls,
150 const struct GNUNET_PeerIdentity *peer,
151 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
153 struct PeerContext *pc = cls;
154 GNUNET_assert (pc->connect_status == 0);
155 pc->connect_status = 1;
156 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
157 "Encrypted connection established to peer `%4s'\n",
163 disconnect_notify (void *cls,
164 const struct GNUNET_PeerIdentity *peer)
166 struct PeerContext *pc = cls;
167 pc->connect_status = 0;
168 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
169 "Encrypted connection to `%4s' cut\n", GNUNET_i2s (peer));
174 inbound_notify (void *cls,
175 const struct GNUNET_PeerIdentity *other,
176 const struct GNUNET_MessageHeader *message,
177 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
180 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
181 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
188 outbound_notify (void *cls,
189 const struct GNUNET_PeerIdentity *other,
190 const struct GNUNET_MessageHeader *message,
191 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
194 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
195 "Core notifies about outbound data for `%4s'.\n",
202 static GNUNET_SCHEDULER_TaskIdentifier err_task;
206 transmit_ready (void *cls, size_t size, void *buf);
212 process_mtype (void *cls,
213 const struct GNUNET_PeerIdentity *peer,
214 const struct GNUNET_MessageHeader *message,
215 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
219 const struct TestMessage *hdr;
221 hdr = (const struct TestMessage*) message;
223 if (MTYPE != ntohs (message->type))
224 return GNUNET_SYSERR;
225 if (ntohs (message->size) != s)
227 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
228 "Expected message %u of size %u, got %u bytes of message %u\n",
230 ntohs (message->size),
232 GNUNET_SCHEDULER_cancel (err_task);
233 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
234 return GNUNET_SYSERR;
236 if (ntohl (hdr->num) != n)
238 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
239 "Expected message %u of size %u, got %u bytes of message %u\n",
241 ntohs (message->size),
243 GNUNET_SCHEDULER_cancel (err_task);
244 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
245 return GNUNET_SYSERR;
248 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
249 "Got message %u of size %u\n",
251 ntohs (message->size));
254 if (0 == (n % (TOTAL_MSGS/100)))
255 fprintf (stderr, ".");
258 GNUNET_SCHEDULER_cancel (err_task);
259 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
264 GNUNET_break (NULL !=
265 GNUNET_CORE_notify_transmit_ready (p1.ch,
270 &transmit_ready, &p1));
276 static struct GNUNET_CORE_MessageHandler handlers[] = {
277 {&process_mtype, MTYPE, 0},
283 transmit_ready (void *cls, size_t size, void *buf)
286 struct TestMessage hdr;
290 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
294 GNUNET_break (NULL !=
295 GNUNET_CORE_notify_transmit_ready (p1.ch,
300 &transmit_ready, &p1));
303 GNUNET_assert (tr_n < TOTAL_MSGS);
306 GNUNET_assert (size >= s);
307 GNUNET_assert (buf != NULL);
312 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
313 "Sending message %u of size %u at offset %u\n",
318 hdr.header.size = htons (s);
319 hdr.header.type = htons (MTYPE);
320 hdr.num = htonl (tr_n);
321 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
322 ret += sizeof (struct TestMessage);
323 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
324 ret += s - sizeof (struct TestMessage);
327 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
328 break; /* sometimes pack buffer full, sometimes not */
330 while (size - ret >= s);
331 GNUNET_SCHEDULER_cancel (err_task);
333 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
334 &terminate_task_error,
336 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
337 "Returning total message block of size %u\n",
346 init_notify (void *cls,
347 struct GNUNET_CORE_Handle *server,
348 const struct GNUNET_PeerIdentity *my_identity,
349 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *publicKey)
351 struct PeerContext *p = cls;
353 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
354 "Connection to CORE service of `%4s' established\n",
355 GNUNET_i2s (my_identity));
356 GNUNET_assert (server != NULL);
357 p->id = *my_identity;
361 GNUNET_assert (ok == 2);
364 GNUNET_CORE_connect (p2.cfg, 1,
372 &outbound_notify, GNUNET_YES, handlers);
376 GNUNET_assert (ok == 3);
378 GNUNET_assert (cls == &p2);
379 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
380 "Asking core (1) for transmission to peer `%4s'\n",
381 GNUNET_i2s (&p2.id));
383 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
384 &terminate_task_error,
386 start_time = GNUNET_TIME_absolute_get ();
387 GNUNET_break (NULL !=
388 GNUNET_CORE_notify_transmit_ready (p1.ch,
393 &transmit_ready, &p1));
399 process_hello (void *cls,
400 const struct GNUNET_MessageHeader *message)
402 struct PeerContext *p = cls;
404 GNUNET_TRANSPORT_get_hello_cancel (p->th, &process_hello, p);
405 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
406 "Received (my) `%s' from transport service\n",
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);
413 if ((p == &p2) && (p1.th != NULL))
414 GNUNET_TRANSPORT_offer_hello (p1.th, message);
416 if ((p == &p1) && (p2.hello != NULL))
417 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello);
418 if ((p == &p2) && (p1.hello != NULL))
419 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello);
425 setup_peer (struct PeerContext *p, const char *cfgname)
427 p->cfg = GNUNET_CONFIGURATION_create ();
429 p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
430 "gnunet-service-arm",
434 "-c", cfgname, NULL);
436 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
437 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
438 GNUNET_assert (p->th != NULL);
439 GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
447 const struct GNUNET_CONFIGURATION_Handle *cfg)
449 GNUNET_assert (ok == 1);
451 setup_peer (&p1, "test_core_api_peer1.conf");
452 setup_peer (&p2, "test_core_api_peer2.conf");
453 GNUNET_CORE_connect (p1.cfg, 1,
460 GNUNET_YES, &outbound_notify, GNUNET_YES, handlers);
465 stop_arm (struct PeerContext *p)
468 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
469 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
470 if (GNUNET_OS_process_wait(p->arm_proc) != GNUNET_OK)
471 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
472 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
473 "ARM process %u stopped\n", GNUNET_OS_process_get_pid (p->arm_proc));
474 GNUNET_OS_process_close (p->arm_proc);
477 GNUNET_CONFIGURATION_destroy (p->cfg);
483 char *const argv[] = { "test-core-api-reliability",
485 "test_core_api_data.conf",
491 struct GNUNET_GETOPT_CommandLineOption options[] = {
492 GNUNET_GETOPT_OPTION_END
495 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
496 argv, "test-core-api-reliability", "nohelp", options, &run, &ok);
503 main (int argc, char *argv[])
507 GNUNET_log_setup ("test-core-api",
515 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
516 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
521 /* end of test_core_api_reliability.c */