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"
36 #define START_ARM GNUNET_YES
39 * Note that this value must not significantly exceed
40 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
41 * messages may be dropped even for a reliable transport.
43 #define TOTAL_MSGS (600 * 10)
46 * How long until we give up on transmitting the message?
48 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 6000)
51 * What delay do we request from the core service for transmission?
53 #define FAST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
58 static unsigned long long total_bytes;
60 static struct GNUNET_TIME_Absolute start_time;
62 static GNUNET_SCHEDULER_TaskIdentifier err_task;
64 static GNUNET_SCHEDULER_TaskIdentifier connect_task;
69 struct GNUNET_CONFIGURATION_Handle *cfg;
70 struct GNUNET_CORE_Handle *ch;
71 struct GNUNET_PeerIdentity id;
72 struct GNUNET_TRANSPORT_Handle *th;
73 struct GNUNET_MessageHeader *hello;
74 struct GNUNET_TRANSPORT_GetHelloHandle *ghh;
77 struct GNUNET_OS_Process *arm_proc;
81 static struct PeerContext p1;
83 static struct PeerContext p2;
90 #define OKPP do { ok++; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
94 struct GNUNET_MessageHeader header;
100 get_size (unsigned int iter)
105 return iter + sizeof (struct TestMessage);
106 ret = (iter * iter * iter);
107 return sizeof (struct TestMessage) + (ret % 60000);
112 process_hello (void *cls, const struct GNUNET_MessageHeader *message);
116 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
118 unsigned long long delta;
120 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
121 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
122 GNUNET_CORE_disconnect (p1.ch);
124 GNUNET_CORE_disconnect (p2.ch);
126 if (connect_task != GNUNET_SCHEDULER_NO_TASK)
127 GNUNET_SCHEDULER_cancel (connect_task);
128 GNUNET_TRANSPORT_disconnect (p1.th);
130 GNUNET_TRANSPORT_disconnect (p2.th);
132 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
133 FPRINTF (stderr, "\nThroughput was %llu kb/s\n",
134 total_bytes * 1000 / 1024 / delta);
135 GAUGER ("CORE", "Core throughput/s", total_bytes * 1000 / 1024 / delta,
142 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
147 GNUNET_CORE_disconnect (p1.ch);
152 GNUNET_CORE_disconnect (p2.ch);
155 if (connect_task != GNUNET_SCHEDULER_NO_TASK)
156 GNUNET_SCHEDULER_cancel (connect_task);
159 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
160 GNUNET_TRANSPORT_disconnect (p1.th);
165 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
166 GNUNET_TRANSPORT_disconnect (p2.th);
174 try_connect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
177 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &try_connect,
179 GNUNET_TRANSPORT_try_connect (p1.th, &p2.id);
184 transmit_ready (void *cls, size_t size, void *buf)
187 struct TestMessage hdr;
191 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
195 GNUNET_break (NULL !=
196 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
197 FAST_TIMEOUT, &p2.id,
199 &transmit_ready, &p1));
202 GNUNET_assert (tr_n < TOTAL_MSGS);
205 GNUNET_assert (size >= s);
206 GNUNET_assert (buf != NULL);
210 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
211 "Sending message %u of size %u at offset %u\n", tr_n, s, ret);
212 hdr.header.size = htons (s);
213 hdr.header.type = htons (MTYPE);
214 hdr.num = htonl (tr_n);
215 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
216 ret += sizeof (struct TestMessage);
217 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
218 ret += s - sizeof (struct TestMessage);
221 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
222 break; /* sometimes pack buffer full, sometimes not */
224 while (size - ret >= s);
225 GNUNET_SCHEDULER_cancel (err_task);
227 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
228 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
229 "Returning total message block of size %u\n", ret);
236 connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer,
237 const struct GNUNET_ATS_Information *atsi,
238 unsigned int atsi_count)
240 struct PeerContext *pc = cls;
242 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
244 GNUNET_assert (pc->connect_status == 0);
245 pc->connect_status = 1;
248 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
249 "Encrypted connection established to peer `%4s'\n",
251 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
252 "Asking core (1) for transmission to peer `%4s'\n",
253 GNUNET_i2s (&p2.id));
254 GNUNET_SCHEDULER_cancel (err_task);
256 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
257 start_time = GNUNET_TIME_absolute_get ();
258 GNUNET_break (NULL !=
259 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
262 &transmit_ready, &p1));
268 disconnect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
270 struct PeerContext *pc = cls;
272 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
274 pc->connect_status = 0;
275 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Encrypted connection to `%4s' cut\n",
281 inbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
282 const struct GNUNET_MessageHeader *message,
283 const struct GNUNET_ATS_Information *atsi,
284 unsigned int atsi_count)
286 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
287 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
293 outbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
294 const struct GNUNET_MessageHeader *message,
295 const struct GNUNET_ATS_Information *atsi,
296 unsigned int atsi_count)
298 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
299 "Core notifies about outbound data for `%4s'.\n",
306 transmit_ready (void *cls, size_t size, void *buf);
310 process_mtype (void *cls, const struct GNUNET_PeerIdentity *peer,
311 const struct GNUNET_MessageHeader *message,
312 const struct GNUNET_ATS_Information *atsi,
313 unsigned int atsi_count)
317 const struct TestMessage *hdr;
319 hdr = (const struct TestMessage *) message;
321 if (MTYPE != ntohs (message->type))
322 return GNUNET_SYSERR;
323 if (ntohs (message->size) != s)
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;
332 if (ntohl (hdr->num) != n)
334 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
335 "Expected message %u of size %u, got %u bytes of message %u\n",
336 n, s, ntohs (message->size), ntohl (hdr->num));
337 GNUNET_SCHEDULER_cancel (err_task);
338 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
339 return GNUNET_SYSERR;
341 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
342 ntohl (hdr->num), ntohs (message->size));
344 if (0 == (n % (TOTAL_MSGS / 100)))
345 FPRINTF (stderr, "%s", ".");
348 GNUNET_SCHEDULER_cancel (err_task);
349 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
354 GNUNET_break (NULL !=
355 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
356 FAST_TIMEOUT, &p2.id,
358 &transmit_ready, &p1));
364 static struct GNUNET_CORE_MessageHandler handlers[] = {
365 {&process_mtype, MTYPE, 0},
371 init_notify (void *cls, struct GNUNET_CORE_Handle *server,
372 const struct GNUNET_PeerIdentity *my_identity)
374 struct PeerContext *p = cls;
376 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
377 "Connection to CORE service of `%4s' established\n",
378 GNUNET_i2s (my_identity));
379 GNUNET_assert (server != NULL);
380 p->id = *my_identity;
384 GNUNET_assert (ok == 2);
387 GNUNET_CORE_connect (p2.cfg, &p2, &init_notify, &connect_notify,
388 &disconnect_notify, &inbound_notify, GNUNET_YES,
389 &outbound_notify, GNUNET_YES, handlers);
393 GNUNET_assert (ok == 3);
395 GNUNET_assert (cls == &p2);
396 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
397 "Asking transport (1) to connect to peer `%4s'\n",
398 GNUNET_i2s (&p2.id));
399 connect_task = GNUNET_SCHEDULER_add_now (&try_connect, NULL);
405 process_hello (void *cls, const struct GNUNET_MessageHeader *message)
407 struct PeerContext *p = cls;
409 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
410 "Received (my) `%s' from transport service\n", "HELLO");
411 GNUNET_assert (message != NULL);
412 p->hello = GNUNET_malloc (ntohs (message->size));
413 memcpy (p->hello, message, ntohs (message->size));
414 if ((p == &p1) && (p2.th != NULL))
415 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
416 if ((p == &p2) && (p1.th != NULL))
417 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
419 if ((p == &p1) && (p2.hello != NULL))
420 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
421 if ((p == &p2) && (p1.hello != NULL))
422 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
427 setup_peer (struct PeerContext *p, const char *cfgname)
429 p->cfg = GNUNET_CONFIGURATION_create ();
432 GNUNET_OS_start_process (GNUNET_YES, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, "gnunet-service-arm",
433 "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 p->ghh = GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
444 run (void *cls, char *const *args, const char *cfgfile,
445 const struct GNUNET_CONFIGURATION_Handle *cfg)
447 GNUNET_assert (ok == 1);
449 setup_peer (&p1, "test_core_api_peer1.conf");
450 setup_peer (&p2, "test_core_api_peer2.conf");
452 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
453 GNUNET_CORE_connect (p1.cfg, &p1, &init_notify, &connect_notify,
454 &disconnect_notify, &inbound_notify, GNUNET_YES,
455 &outbound_notify, GNUNET_YES, handlers);
460 stop_arm (struct PeerContext *p)
463 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
464 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
465 if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
466 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
467 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
468 GNUNET_OS_process_get_pid (p->arm_proc));
469 GNUNET_OS_process_destroy (p->arm_proc);
472 GNUNET_CONFIGURATION_destroy (p->cfg);
478 char *const argv[] = { "test-core-api-reliability",
480 "test_core_api_data.conf",
483 struct GNUNET_GETOPT_CommandLineOption options[] = {
484 GNUNET_GETOPT_OPTION_END
487 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
488 "test-core-api-reliability", "nohelp", options, &run,
497 main (int argc, char *argv[])
501 GNUNET_log_setup ("test-core-api",
505 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
506 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
511 /* end of test_core_api_reliability.c */