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 #include "gnunet_common.h"
26 #include "gnunet_constants.h"
27 #include "gnunet_arm_service.h"
28 #include "gnunet_core_service.h"
29 #include "gnunet_getopt_lib.h"
30 #include "gnunet_os_lib.h"
31 #include "gnunet_program_lib.h"
32 #include "gnunet_scheduler_lib.h"
33 #include "gnunet_transport_service.h"
37 * Note that this value must not significantly exceed
38 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
39 * messages may be dropped even for a reliable transport.
41 #define TOTAL_MSGS (600 * 10)
44 * How long until we give up on transmitting the message?
46 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 6000)
49 * What delay do we request from the core service for transmission?
51 #define FAST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
56 static unsigned long long total_bytes;
58 static struct GNUNET_TIME_Absolute start_time;
60 static GNUNET_SCHEDULER_TaskIdentifier err_task;
62 static GNUNET_SCHEDULER_TaskIdentifier connect_task;
67 struct GNUNET_CONFIGURATION_Handle *cfg;
68 struct GNUNET_CORE_Handle *ch;
69 struct GNUNET_PeerIdentity id;
70 struct GNUNET_TRANSPORT_Handle *th;
71 struct GNUNET_MessageHeader *hello;
72 struct GNUNET_TRANSPORT_GetHelloHandle *ghh;
74 struct GNUNET_OS_Process *arm_proc;
77 static struct PeerContext p1;
79 static struct PeerContext p2;
86 #define OKPP do { ok++; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
90 struct GNUNET_MessageHeader header;
96 get_size (unsigned int iter)
101 return iter + sizeof (struct TestMessage);
102 ret = (iter * iter * iter);
103 return sizeof (struct TestMessage) + (ret % 60000);
108 process_hello (void *cls, const struct GNUNET_MessageHeader *message);
112 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
114 unsigned long long delta;
116 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
117 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
118 GNUNET_CORE_disconnect (p1.ch);
120 GNUNET_free_non_null (p1.hello);
121 GNUNET_CORE_disconnect (p2.ch);
123 GNUNET_free_non_null (p2.hello);
124 if (connect_task != GNUNET_SCHEDULER_NO_TASK)
125 GNUNET_SCHEDULER_cancel (connect_task);
126 GNUNET_TRANSPORT_disconnect (p1.th);
128 GNUNET_TRANSPORT_disconnect (p2.th);
130 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
131 FPRINTF (stderr, "\nThroughput was %llu kb/s\n",
132 total_bytes * 1000 / 1024 / delta);
133 GAUGER ("CORE", "Core throughput/s", total_bytes * 1000 / 1024 / delta,
140 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
145 GNUNET_CORE_disconnect (p1.ch);
150 GNUNET_CORE_disconnect (p2.ch);
153 if (connect_task != GNUNET_SCHEDULER_NO_TASK)
154 GNUNET_SCHEDULER_cancel (connect_task);
157 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
158 GNUNET_TRANSPORT_disconnect (p1.th);
163 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
164 GNUNET_TRANSPORT_disconnect (p2.th);
172 try_connect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
175 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &try_connect,
177 GNUNET_TRANSPORT_try_connect (p1.th, &p2.id, NULL, NULL); /*FIXME TRY_CONNECT change */
182 transmit_ready (void *cls, size_t size, void *buf)
185 struct TestMessage hdr;
189 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
193 GNUNET_break (NULL !=
194 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
195 FAST_TIMEOUT, &p2.id,
197 &transmit_ready, &p1));
200 GNUNET_assert (tr_n < TOTAL_MSGS);
203 GNUNET_assert (size >= s);
204 GNUNET_assert (buf != NULL);
208 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
209 "Sending message %u of size %u at offset %u\n", tr_n, s, ret);
210 hdr.header.size = htons (s);
211 hdr.header.type = htons (MTYPE);
212 hdr.num = htonl (tr_n);
213 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
214 ret += sizeof (struct TestMessage);
215 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
216 ret += s - sizeof (struct TestMessage);
219 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
220 break; /* sometimes pack buffer full, sometimes not */
222 while (size - ret >= s);
223 GNUNET_SCHEDULER_cancel (err_task);
225 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
226 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
227 "Returning total message block of size %u\n", ret);
234 connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer,
235 const struct GNUNET_ATS_Information *atsi,
236 unsigned int atsi_count)
238 struct PeerContext *pc = cls;
240 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
242 GNUNET_assert (pc->connect_status == 0);
243 pc->connect_status = 1;
246 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
247 "Encrypted connection established to peer `%4s'\n",
249 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
250 "Asking core (1) for transmission to peer `%4s'\n",
251 GNUNET_i2s (&p2.id));
252 GNUNET_SCHEDULER_cancel (err_task);
254 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
255 start_time = GNUNET_TIME_absolute_get ();
256 GNUNET_break (NULL !=
257 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
260 &transmit_ready, &p1));
266 disconnect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
268 struct PeerContext *pc = cls;
270 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
272 pc->connect_status = 0;
273 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Encrypted connection to `%4s' cut\n",
279 inbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
280 const struct GNUNET_MessageHeader *message,
281 const struct GNUNET_ATS_Information *atsi,
282 unsigned int atsi_count)
284 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
285 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
291 outbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
292 const struct GNUNET_MessageHeader *message,
293 const struct GNUNET_ATS_Information *atsi,
294 unsigned int atsi_count)
296 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
297 "Core notifies about outbound data for `%4s'.\n",
304 transmit_ready (void *cls, size_t size, void *buf);
308 process_mtype (void *cls, const struct GNUNET_PeerIdentity *peer,
309 const struct GNUNET_MessageHeader *message,
310 const struct GNUNET_ATS_Information *atsi,
311 unsigned int atsi_count)
315 const struct TestMessage *hdr;
317 hdr = (const struct TestMessage *) message;
319 if (MTYPE != ntohs (message->type))
320 return GNUNET_SYSERR;
321 if (ntohs (message->size) != s)
323 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
324 "Expected message %u of size %u, got %u bytes of message %u\n",
325 n, s, ntohs (message->size), ntohl (hdr->num));
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",
334 n, s, ntohs (message->size), ntohl (hdr->num));
335 GNUNET_SCHEDULER_cancel (err_task);
336 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
337 return GNUNET_SYSERR;
339 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
340 ntohl (hdr->num), ntohs (message->size));
342 if (0 == (n % (TOTAL_MSGS / 100)))
343 FPRINTF (stderr, "%s", ".");
346 GNUNET_SCHEDULER_cancel (err_task);
347 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
352 GNUNET_break (NULL !=
353 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
354 FAST_TIMEOUT, &p2.id,
356 &transmit_ready, &p1));
362 static struct GNUNET_CORE_MessageHandler handlers[] = {
363 {&process_mtype, MTYPE, 0},
369 init_notify (void *cls, struct GNUNET_CORE_Handle *server,
370 const struct GNUNET_PeerIdentity *my_identity)
372 struct PeerContext *p = cls;
374 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
375 "Connection to CORE service of `%4s' established\n",
376 GNUNET_i2s (my_identity));
377 GNUNET_assert (server != NULL);
378 p->id = *my_identity;
382 GNUNET_assert (ok == 2);
385 GNUNET_CORE_connect (p2.cfg, &p2, &init_notify, &connect_notify,
386 &disconnect_notify, &inbound_notify, GNUNET_YES,
387 &outbound_notify, GNUNET_YES, handlers);
391 GNUNET_assert (ok == 3);
393 GNUNET_assert (cls == &p2);
394 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
395 "Asking transport (1) to connect to peer `%4s'\n",
396 GNUNET_i2s (&p2.id));
397 connect_task = GNUNET_SCHEDULER_add_now (&try_connect, NULL);
403 process_hello (void *cls, const struct GNUNET_MessageHeader *message)
405 struct PeerContext *p = cls;
407 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
408 "Received (my) `%s' from transport service\n", "HELLO");
409 GNUNET_assert (message != NULL);
410 p->hello = GNUNET_copy_message (message);
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);
424 setup_peer (struct PeerContext *p, const char *cfgname)
428 binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-arm");
429 p->cfg = GNUNET_CONFIGURATION_create ();
431 GNUNET_OS_start_process (GNUNET_YES, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, binary,
432 "gnunet-service-arm",
433 "-c", cfgname, NULL);
434 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
435 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
436 GNUNET_assert (p->th != NULL);
437 p->ghh = GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
438 GNUNET_free (binary);
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, &p1, &init_notify, &connect_notify,
453 &disconnect_notify, &inbound_notify, GNUNET_YES,
454 &outbound_notify, GNUNET_YES, handlers);
459 stop_arm (struct PeerContext *p)
461 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
462 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
463 if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
464 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
465 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
466 GNUNET_OS_process_get_pid (p->arm_proc));
467 GNUNET_OS_process_destroy (p->arm_proc);
469 GNUNET_CONFIGURATION_destroy (p->cfg);
475 char *const argv[] = { "test-core-api-reliability",
477 "test_core_api_data.conf",
480 struct GNUNET_GETOPT_CommandLineOption options[] = {
481 GNUNET_GETOPT_OPTION_END
484 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
485 "test-core-api-reliability", "nohelp", options, &run,
494 main (int argc, char *argv[])
498 GNUNET_log_setup ("test-core-api",
502 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
503 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
508 /* end of test_core_api_reliability.c */