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_arm_service.h"
26 #include "gnunet_core_service.h"
27 #include "gnunet_getopt_lib.h"
28 #include "gnunet_os_lib.h"
29 #include "gnunet_program_lib.h"
30 #include "gnunet_scheduler_lib.h"
31 #include "gnunet_transport_service.h"
35 * Note that this value must not significantly exceed
36 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
37 * messages may be dropped even for a reliable transport.
39 #define TOTAL_MSGS (600 * 10)
42 * How long until we give up on transmitting the message?
44 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 6000)
47 * What delay do we request from the core service for transmission?
49 #define FAST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
54 static unsigned long long total_bytes;
56 static struct GNUNET_TIME_Absolute start_time;
58 static GNUNET_SCHEDULER_TaskIdentifier err_task;
60 static GNUNET_SCHEDULER_TaskIdentifier connect_task;
65 struct GNUNET_CONFIGURATION_Handle *cfg;
66 struct GNUNET_CORE_Handle *ch;
67 struct GNUNET_PeerIdentity id;
68 struct GNUNET_TRANSPORT_Handle *th;
69 struct GNUNET_MessageHeader *hello;
70 struct GNUNET_TRANSPORT_GetHelloHandle *ghh;
72 struct GNUNET_OS_Process *arm_proc;
75 static struct PeerContext p1;
77 static struct PeerContext p2;
84 #define OKPP do { ok++; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
88 struct GNUNET_MessageHeader header;
94 get_size (unsigned int iter)
99 return iter + sizeof (struct TestMessage);
100 ret = (iter * iter * iter);
101 return sizeof (struct TestMessage) + (ret % 60000);
106 process_hello (void *cls, const struct GNUNET_MessageHeader *message);
110 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
112 unsigned long long delta;
114 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
115 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
116 GNUNET_CORE_disconnect (p1.ch);
118 GNUNET_free_non_null (p1.hello);
119 GNUNET_CORE_disconnect (p2.ch);
121 GNUNET_free_non_null (p2.hello);
122 if (connect_task != GNUNET_SCHEDULER_NO_TASK)
123 GNUNET_SCHEDULER_cancel (connect_task);
124 GNUNET_TRANSPORT_disconnect (p1.th);
126 GNUNET_TRANSPORT_disconnect (p2.th);
128 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value_us;
129 FPRINTF (stderr, "\nThroughput was %llu kb/s\n",
130 total_bytes * 1000000LL / 1024 / delta);
131 GAUGER ("CORE", "Core throughput/s", total_bytes * 1000000LL / 1024 / delta,
138 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
143 GNUNET_CORE_disconnect (p1.ch);
148 GNUNET_CORE_disconnect (p2.ch);
151 if (connect_task != GNUNET_SCHEDULER_NO_TASK)
152 GNUNET_SCHEDULER_cancel (connect_task);
155 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
156 GNUNET_TRANSPORT_disconnect (p1.th);
161 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
162 GNUNET_TRANSPORT_disconnect (p2.th);
170 try_connect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
173 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &try_connect,
175 GNUNET_TRANSPORT_try_connect (p1.th, &p2.id, NULL, NULL); /*FIXME TRY_CONNECT change */
180 transmit_ready (void *cls, size_t size, void *buf)
183 struct TestMessage hdr;
187 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
191 GNUNET_break (NULL !=
192 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
193 FAST_TIMEOUT, &p2.id,
195 &transmit_ready, &p1));
198 GNUNET_assert (tr_n < TOTAL_MSGS);
201 GNUNET_assert (size >= s);
202 GNUNET_assert (buf != NULL);
206 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
207 "Sending message %u of size %u at offset %u\n", tr_n, s, ret);
208 hdr.header.size = htons (s);
209 hdr.header.type = htons (MTYPE);
210 hdr.num = htonl (tr_n);
211 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
212 ret += sizeof (struct TestMessage);
213 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
214 ret += s - sizeof (struct TestMessage);
217 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
218 break; /* sometimes pack buffer full, sometimes not */
220 while (size - ret >= s);
221 GNUNET_SCHEDULER_cancel (err_task);
223 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
224 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
225 "Returning total message block of size %u\n", ret);
232 connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
234 struct PeerContext *pc = cls;
236 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
238 GNUNET_assert (pc->connect_status == 0);
239 pc->connect_status = 1;
242 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
243 "Encrypted connection established to peer `%4s'\n",
245 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
246 "Asking core (1) for transmission to peer `%4s'\n",
247 GNUNET_i2s (&p2.id));
248 GNUNET_SCHEDULER_cancel (err_task);
250 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
251 start_time = GNUNET_TIME_absolute_get ();
252 GNUNET_break (NULL !=
253 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
256 &transmit_ready, &p1));
262 disconnect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
264 struct PeerContext *pc = cls;
266 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
268 pc->connect_status = 0;
269 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Encrypted connection to `%4s' cut\n",
275 inbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
276 const struct GNUNET_MessageHeader *message)
278 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
279 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
285 outbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
286 const struct GNUNET_MessageHeader *message)
288 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
289 "Core notifies about outbound data for `%4s'.\n",
296 transmit_ready (void *cls, size_t size, void *buf);
300 process_mtype (void *cls, const struct GNUNET_PeerIdentity *peer,
301 const struct GNUNET_MessageHeader *message)
305 const struct TestMessage *hdr;
307 hdr = (const struct TestMessage *) message;
309 if (MTYPE != ntohs (message->type))
310 return GNUNET_SYSERR;
311 if (ntohs (message->size) != s)
313 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
314 "Expected message %u of size %u, got %u bytes of message %u\n",
315 n, s, ntohs (message->size), ntohl (hdr->num));
316 GNUNET_SCHEDULER_cancel (err_task);
317 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
318 return GNUNET_SYSERR;
320 if (ntohl (hdr->num) != n)
322 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
323 "Expected message %u of size %u, got %u bytes of message %u\n",
324 n, s, ntohs (message->size), ntohl (hdr->num));
325 GNUNET_SCHEDULER_cancel (err_task);
326 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
327 return GNUNET_SYSERR;
329 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
330 ntohl (hdr->num), ntohs (message->size));
332 if (0 == (n % (TOTAL_MSGS / 100)))
333 FPRINTF (stderr, "%s", ".");
336 GNUNET_SCHEDULER_cancel (err_task);
337 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
342 GNUNET_break (NULL !=
343 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
344 FAST_TIMEOUT, &p2.id,
346 &transmit_ready, &p1));
352 static struct GNUNET_CORE_MessageHandler handlers[] = {
353 {&process_mtype, MTYPE, 0},
359 init_notify (void *cls,
360 const struct GNUNET_PeerIdentity *my_identity)
362 struct PeerContext *p = cls;
364 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
365 "Connection to CORE service of `%4s' established\n",
366 GNUNET_i2s (my_identity));
367 p->id = *my_identity;
370 GNUNET_assert (ok == 2);
373 GNUNET_assert (NULL != (p2.ch = GNUNET_CORE_connect (p2.cfg, &p2, &init_notify, &connect_notify,
374 &disconnect_notify, &inbound_notify, GNUNET_YES,
375 &outbound_notify, GNUNET_YES, handlers)));
379 GNUNET_assert (ok == 3);
381 GNUNET_assert (cls == &p2);
382 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
383 "Asking transport (1) to connect to peer `%4s'\n",
384 GNUNET_i2s (&p2.id));
385 connect_task = GNUNET_SCHEDULER_add_now (&try_connect, NULL);
391 process_hello (void *cls, const struct GNUNET_MessageHeader *message)
393 struct PeerContext *p = cls;
395 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
396 "Received (my) `%s' from transport service\n", "HELLO");
397 GNUNET_assert (message != NULL);
398 p->hello = GNUNET_copy_message (message);
399 if ((p == &p1) && (p2.th != NULL))
400 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
401 if ((p == &p2) && (p1.th != NULL))
402 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
404 if ((p == &p1) && (p2.hello != NULL))
405 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
406 if ((p == &p2) && (p1.hello != NULL))
407 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
412 setup_peer (struct PeerContext *p, const char *cfgname)
416 binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-arm");
417 p->cfg = GNUNET_CONFIGURATION_create ();
419 GNUNET_OS_start_process (GNUNET_YES, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, binary,
420 "gnunet-service-arm",
421 "-c", cfgname, NULL);
422 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
423 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
424 GNUNET_assert (p->th != NULL);
425 p->ghh = GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
426 GNUNET_free (binary);
431 run (void *cls, char *const *args, const char *cfgfile,
432 const struct GNUNET_CONFIGURATION_Handle *cfg)
434 GNUNET_assert (ok == 1);
436 setup_peer (&p1, "test_core_api_peer1.conf");
437 setup_peer (&p2, "test_core_api_peer2.conf");
439 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
441 GNUNET_assert (NULL != (p1.ch = GNUNET_CORE_connect (p1.cfg, &p1, &init_notify, &connect_notify,
442 &disconnect_notify, &inbound_notify, GNUNET_YES,
443 &outbound_notify, GNUNET_YES, handlers)));
448 stop_arm (struct PeerContext *p)
450 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
451 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
452 if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
453 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
454 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
455 GNUNET_OS_process_get_pid (p->arm_proc));
456 GNUNET_OS_process_destroy (p->arm_proc);
458 GNUNET_CONFIGURATION_destroy (p->cfg);
463 main (int argc, char *argv1[])
465 char *const argv[] = { "test-core-api-reliability",
467 "test_core_api_data.conf",
470 struct GNUNET_GETOPT_CommandLineOption options[] = {
471 GNUNET_GETOPT_OPTION_END
474 GNUNET_log_setup ("test-core-api",
477 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
478 "test-core-api-reliability", "nohelp", options, &run,
482 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
483 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
488 /* end of test_core_api_reliability.c */