2 This file is part of GNUnet.
3 (C) 2009, 2010 Christian Grothoff (and other contributing authors)
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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?
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)
110 return iter + sizeof (struct TestMessage);
111 ret = (iter * iter * iter);
112 return sizeof (struct TestMessage) + (ret % 60000);
117 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
119 unsigned long long delta;
121 GNUNET_CORE_disconnect (p1.ch);
123 GNUNET_CORE_disconnect (p2.ch);
125 GNUNET_TRANSPORT_disconnect (p1.th);
127 GNUNET_TRANSPORT_disconnect (p2.th);
129 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
131 "\nThroughput was %llu kb/s\n",
132 total_bytes * 1000 / 1024 / delta);
133 GAUGER ("CORE", "Core throughput/s", total_bytes * 1000 / 1024 / delta, "kb/s");
139 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
144 GNUNET_CORE_disconnect (p1.ch);
149 GNUNET_CORE_disconnect (p2.ch);
154 GNUNET_TRANSPORT_disconnect (p1.th);
159 GNUNET_TRANSPORT_disconnect (p2.th);
167 transmit_ready (void *cls, size_t size, void *buf)
170 struct TestMessage hdr;
174 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
178 GNUNET_break (NULL !=
179 GNUNET_CORE_notify_transmit_ready (p1.ch,
185 &transmit_ready, &p1));
188 GNUNET_assert (tr_n < TOTAL_MSGS);
191 GNUNET_assert (size >= s);
192 GNUNET_assert (buf != NULL);
197 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
198 "Sending message %u of size %u at offset %u\n",
203 hdr.header.size = htons (s);
204 hdr.header.type = htons (MTYPE);
205 hdr.num = htonl (tr_n);
206 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
207 ret += sizeof (struct TestMessage);
208 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
209 ret += s - sizeof (struct TestMessage);
212 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
213 break; /* sometimes pack buffer full, sometimes not */
215 while (size - ret >= s);
216 GNUNET_SCHEDULER_cancel (err_task);
218 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
219 &terminate_task_error,
221 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
222 "Returning total message block of size %u\n",
231 connect_notify (void *cls,
232 const struct GNUNET_PeerIdentity *peer,
233 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
235 struct PeerContext *pc = cls;
237 if (0 == memcmp (&pc->id,
239 sizeof (struct GNUNET_PeerIdentity)))
241 GNUNET_assert (pc->connect_status == 0);
242 pc->connect_status = 1;
245 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
246 "Encrypted connection established to peer `%4s'\n",
248 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
249 "Asking core (1) for transmission to peer `%4s'\n",
250 GNUNET_i2s (&p2.id));
251 GNUNET_SCHEDULER_cancel (err_task);
253 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
254 &terminate_task_error,
256 start_time = GNUNET_TIME_absolute_get ();
257 GNUNET_break (NULL !=
258 GNUNET_CORE_notify_transmit_ready (p1.ch,
264 &transmit_ready, &p1));
270 disconnect_notify (void *cls,
271 const struct GNUNET_PeerIdentity *peer)
273 struct PeerContext *pc = cls;
275 if (0 == memcmp (&pc->id,
277 sizeof (struct GNUNET_PeerIdentity)))
279 pc->connect_status = 0;
280 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
281 "Encrypted connection to `%4s' cut\n", GNUNET_i2s (peer));
286 inbound_notify (void *cls,
287 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 provides inbound data from `%4s'.\n", GNUNET_i2s (other));
300 outbound_notify (void *cls,
301 const struct GNUNET_PeerIdentity *other,
302 const struct GNUNET_MessageHeader *message,
303 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
306 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
307 "Core notifies about outbound data for `%4s'.\n",
315 transmit_ready (void *cls, size_t size, void *buf);
318 process_mtype (void *cls,
319 const struct GNUNET_PeerIdentity *peer,
320 const struct GNUNET_MessageHeader *message,
321 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
325 const struct TestMessage *hdr;
327 hdr = (const struct TestMessage*) message;
329 if (MTYPE != ntohs (message->type))
330 return GNUNET_SYSERR;
331 if (ntohs (message->size) != s)
333 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
334 "Expected message %u of size %u, got %u bytes of message %u\n",
336 ntohs (message->size),
338 GNUNET_SCHEDULER_cancel (err_task);
339 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
340 return GNUNET_SYSERR;
342 if (ntohl (hdr->num) != n)
344 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
345 "Expected message %u of size %u, got %u bytes of message %u\n",
347 ntohs (message->size),
349 GNUNET_SCHEDULER_cancel (err_task);
350 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
351 return GNUNET_SYSERR;
354 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
355 "Got message %u of size %u\n",
357 ntohs (message->size));
360 if (0 == (n % (TOTAL_MSGS/100)))
361 fprintf (stderr, ".");
364 GNUNET_SCHEDULER_cancel (err_task);
365 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
370 GNUNET_break (NULL !=
371 GNUNET_CORE_notify_transmit_ready (p1.ch,
377 &transmit_ready, &p1));
383 static struct GNUNET_CORE_MessageHandler handlers[] = {
384 {&process_mtype, MTYPE, 0},
391 init_notify (void *cls,
392 struct GNUNET_CORE_Handle *server,
393 const struct GNUNET_PeerIdentity *my_identity,
394 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *publicKey)
396 struct PeerContext *p = cls;
398 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
399 "Connection to CORE service of `%4s' established\n",
400 GNUNET_i2s (my_identity));
401 GNUNET_assert (server != NULL);
402 p->id = *my_identity;
406 GNUNET_assert (ok == 2);
409 GNUNET_CORE_connect (p2.cfg, 1,
417 &outbound_notify, GNUNET_YES, handlers);
421 GNUNET_assert (ok == 3);
423 GNUNET_assert (cls == &p2);
424 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
425 "Asking core (1) to connect to peer `%4s'\n",
426 GNUNET_i2s (&p2.id));
427 GNUNET_CORE_peer_request_connect (p1.ch,
435 process_hello (void *cls,
436 const struct GNUNET_MessageHeader *message)
438 struct PeerContext *p = cls;
440 GNUNET_TRANSPORT_get_hello_cancel (p->th, &process_hello, p);
441 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
442 "Received (my) `%s' from transport service\n",
444 GNUNET_assert (message != NULL);
445 p->hello = GNUNET_malloc (ntohs (message->size));
446 memcpy (p->hello, message, ntohs (message->size));
447 if ((p == &p1) && (p2.th != NULL))
448 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
449 if ((p == &p2) && (p1.th != NULL))
450 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
452 if ((p == &p1) && (p2.hello != NULL))
453 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
454 if ((p == &p2) && (p1.hello != NULL))
455 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
461 setup_peer (struct PeerContext *p, const char *cfgname)
463 p->cfg = GNUNET_CONFIGURATION_create ();
465 p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
466 "gnunet-service-arm",
470 "-c", cfgname, NULL);
472 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
473 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
474 GNUNET_assert (p->th != NULL);
475 GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
483 const struct GNUNET_CONFIGURATION_Handle *cfg)
485 GNUNET_assert (ok == 1);
487 setup_peer (&p1, "test_core_api_peer1.conf");
488 setup_peer (&p2, "test_core_api_peer2.conf");
490 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
491 &terminate_task_error,
493 GNUNET_CORE_connect (p1.cfg, 1,
500 GNUNET_YES, &outbound_notify, GNUNET_YES, handlers);
505 stop_arm (struct PeerContext *p)
508 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
509 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
510 if (GNUNET_OS_process_wait(p->arm_proc) != GNUNET_OK)
511 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
512 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
513 "ARM process %u stopped\n", GNUNET_OS_process_get_pid (p->arm_proc));
514 GNUNET_OS_process_close (p->arm_proc);
517 GNUNET_CONFIGURATION_destroy (p->cfg);
523 char *const argv[] = { "test-core-api-reliability",
525 "test_core_api_data.conf",
531 struct GNUNET_GETOPT_CommandLineOption options[] = {
532 GNUNET_GETOPT_OPTION_END
535 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
536 argv, "test-core-api-reliability", "nohelp", options, &run, &ok);
543 main (int argc, char *argv[])
547 GNUNET_log_setup ("test-core-api",
555 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
556 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
561 /* end of test_core_api_reliability.c */