2 This file is part of GNUnet.
3 (C) 2009, 2010 Christian Grothoff (and other contributing authors)
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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
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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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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?
57 * Any value smaller than the CORK delay will disable CORKing, which
58 * is what we want here.
60 #define FAST_TIMEOUT GNUNET_TIME_relative_divide (GNUNET_CONSTANTS_MAX_CORK_DELAY, 2)
65 static unsigned long long total_bytes;
67 static struct GNUNET_TIME_Absolute start_time;
69 static GNUNET_SCHEDULER_TaskIdentifier err_task;
74 struct GNUNET_CONFIGURATION_Handle *cfg;
75 struct GNUNET_CORE_Handle *ch;
76 struct GNUNET_PeerIdentity id;
77 struct GNUNET_TRANSPORT_Handle *th;
78 struct GNUNET_MessageHeader *hello;
81 struct GNUNET_OS_Process *arm_proc;
85 static struct PeerContext p1;
87 static struct PeerContext p2;
95 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
97 #define OKPP do { ok++; } while (0)
102 struct GNUNET_MessageHeader header;
108 get_size (unsigned int iter)
112 return iter + sizeof (struct TestMessage);
113 ret = (iter * iter * iter);
114 return sizeof (struct TestMessage) + (ret % 60000);
119 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
121 unsigned long long delta;
123 GNUNET_CORE_disconnect (p1.ch);
125 GNUNET_CORE_disconnect (p2.ch);
127 GNUNET_TRANSPORT_disconnect (p1.th);
129 GNUNET_TRANSPORT_disconnect (p2.th);
131 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
133 "\nThroughput was %llu kb/s\n",
134 total_bytes * 1000 / 1024 / delta);
135 GAUGER ("Core throughput_kb/s",
136 total_bytes * 1000 / 1024 / delta);
142 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
145 GNUNET_CORE_disconnect (p1.ch);
147 GNUNET_CORE_disconnect (p2.ch);
149 GNUNET_TRANSPORT_disconnect (p1.th);
151 GNUNET_TRANSPORT_disconnect (p2.th);
158 transmit_ready (void *cls, size_t size, void *buf)
161 struct TestMessage hdr;
165 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
169 GNUNET_break (NULL !=
170 GNUNET_CORE_notify_transmit_ready (p1.ch,
175 &transmit_ready, &p1));
178 GNUNET_assert (tr_n < TOTAL_MSGS);
181 GNUNET_assert (size >= s);
182 GNUNET_assert (buf != NULL);
187 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
188 "Sending message %u of size %u at offset %u\n",
193 hdr.header.size = htons (s);
194 hdr.header.type = htons (MTYPE);
195 hdr.num = htonl (tr_n);
196 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
197 ret += sizeof (struct TestMessage);
198 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
199 ret += s - sizeof (struct TestMessage);
202 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
203 break; /* sometimes pack buffer full, sometimes not */
205 while (size - ret >= s);
206 GNUNET_SCHEDULER_cancel (err_task);
208 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
209 &terminate_task_error,
211 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
212 "Returning total message block of size %u\n",
221 connect_notify (void *cls,
222 const struct GNUNET_PeerIdentity *peer,
223 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
225 struct PeerContext *pc = cls;
227 if (0 == memcmp (&pc->id,
229 sizeof (struct GNUNET_PeerIdentity)))
231 GNUNET_assert (pc->connect_status == 0);
232 pc->connect_status = 1;
235 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
236 "Encrypted connection established to peer `%4s'\n",
238 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
239 "Asking core (1) for transmission to peer `%4s'\n",
240 GNUNET_i2s (&p2.id));
242 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
243 &terminate_task_error,
245 start_time = GNUNET_TIME_absolute_get ();
246 GNUNET_break (NULL !=
247 GNUNET_CORE_notify_transmit_ready (p1.ch,
252 &transmit_ready, &p1));
258 disconnect_notify (void *cls,
259 const struct GNUNET_PeerIdentity *peer)
261 struct PeerContext *pc = cls;
263 if (0 == memcmp (&pc->id,
265 sizeof (struct GNUNET_PeerIdentity)))
267 pc->connect_status = 0;
268 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
269 "Encrypted connection to `%4s' cut\n", GNUNET_i2s (peer));
274 inbound_notify (void *cls,
275 const struct GNUNET_PeerIdentity *other,
276 const struct GNUNET_MessageHeader *message,
277 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
280 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
281 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
288 outbound_notify (void *cls,
289 const struct GNUNET_PeerIdentity *other,
290 const struct GNUNET_MessageHeader *message,
291 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
294 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
295 "Core notifies about outbound data for `%4s'.\n",
303 transmit_ready (void *cls, size_t size, void *buf);
306 process_mtype (void *cls,
307 const struct GNUNET_PeerIdentity *peer,
308 const struct GNUNET_MessageHeader *message,
309 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
313 const struct TestMessage *hdr;
315 hdr = (const struct TestMessage*) message;
317 if (MTYPE != ntohs (message->type))
318 return GNUNET_SYSERR;
319 if (ntohs (message->size) != s)
321 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
322 "Expected message %u of size %u, got %u bytes of message %u\n",
324 ntohs (message->size),
326 GNUNET_SCHEDULER_cancel (err_task);
327 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
328 return GNUNET_SYSERR;
330 if (ntohl (hdr->num) != n)
332 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
333 "Expected message %u of size %u, got %u bytes of message %u\n",
335 ntohs (message->size),
337 GNUNET_SCHEDULER_cancel (err_task);
338 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
339 return GNUNET_SYSERR;
342 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
343 "Got message %u of size %u\n",
345 ntohs (message->size));
348 if (0 == (n % (TOTAL_MSGS/100)))
349 fprintf (stderr, ".");
352 GNUNET_SCHEDULER_cancel (err_task);
353 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
358 GNUNET_break (NULL !=
359 GNUNET_CORE_notify_transmit_ready (p1.ch,
364 &transmit_ready, &p1));
370 static struct GNUNET_CORE_MessageHandler handlers[] = {
371 {&process_mtype, MTYPE, 0},
378 init_notify (void *cls,
379 struct GNUNET_CORE_Handle *server,
380 const struct GNUNET_PeerIdentity *my_identity,
381 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *publicKey)
383 struct PeerContext *p = cls;
385 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
386 "Connection to CORE service of `%4s' established\n",
387 GNUNET_i2s (my_identity));
388 GNUNET_assert (server != NULL);
389 p->id = *my_identity;
393 GNUNET_assert (ok == 2);
396 GNUNET_CORE_connect (p2.cfg, 1,
404 &outbound_notify, GNUNET_YES, handlers);
408 GNUNET_assert (ok == 3);
410 GNUNET_assert (cls == &p2);
411 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
412 "Asking core (1) to connect to peer `%4s'\n",
413 GNUNET_i2s (&p2.id));
414 GNUNET_CORE_peer_request_connect (p1.ch,
415 GNUNET_TIME_UNIT_SECONDS,
423 process_hello (void *cls,
424 const struct GNUNET_MessageHeader *message)
426 struct PeerContext *p = cls;
428 GNUNET_TRANSPORT_get_hello_cancel (p->th, &process_hello, p);
429 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
430 "Received (my) `%s' from transport service\n",
432 GNUNET_assert (message != NULL);
433 p->hello = GNUNET_malloc (ntohs (message->size));
434 memcpy (p->hello, message, ntohs (message->size));
435 if ((p == &p1) && (p2.th != NULL))
436 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
437 if ((p == &p2) && (p1.th != NULL))
438 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
440 if ((p == &p1) && (p2.hello != NULL))
441 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
442 if ((p == &p2) && (p1.hello != NULL))
443 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
449 setup_peer (struct PeerContext *p, const char *cfgname)
451 p->cfg = GNUNET_CONFIGURATION_create ();
453 p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
454 "gnunet-service-arm",
458 "-c", cfgname, NULL);
460 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
461 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
462 GNUNET_assert (p->th != NULL);
463 GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
471 const struct GNUNET_CONFIGURATION_Handle *cfg)
473 GNUNET_assert (ok == 1);
475 setup_peer (&p1, "test_core_api_peer1.conf");
476 setup_peer (&p2, "test_core_api_peer2.conf");
477 GNUNET_CORE_connect (p1.cfg, 1,
484 GNUNET_YES, &outbound_notify, GNUNET_YES, handlers);
489 stop_arm (struct PeerContext *p)
492 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
493 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
494 if (GNUNET_OS_process_wait(p->arm_proc) != GNUNET_OK)
495 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
496 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
497 "ARM process %u stopped\n", GNUNET_OS_process_get_pid (p->arm_proc));
498 GNUNET_OS_process_close (p->arm_proc);
501 GNUNET_CONFIGURATION_destroy (p->cfg);
507 char *const argv[] = { "test-core-api-reliability",
509 "test_core_api_data.conf",
515 struct GNUNET_GETOPT_CommandLineOption options[] = {
516 GNUNET_GETOPT_OPTION_END
519 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
520 argv, "test-core-api-reliability", "nohelp", options, &run, &ok);
527 main (int argc, char *argv[])
531 GNUNET_log_setup ("test-core-api",
539 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
540 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
545 /* end of test_core_api_reliability.c */