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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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 #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 VERBOSE GNUNET_EXTRA_LOGGING
38 #define START_ARM GNUNET_YES
41 * Note that this value must not significantly exceed
42 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
43 * messages may be dropped even for a reliable transport.
45 #define TOTAL_MSGS (600 * 10)
48 * How long until we give up on transmitting the message?
50 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 6000)
53 * What delay do we request from the core service for transmission?
55 #define FAST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
60 static unsigned long long total_bytes;
62 static struct GNUNET_TIME_Absolute start_time;
64 static GNUNET_SCHEDULER_TaskIdentifier err_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;
91 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
93 #define OKPP do { ok++; } while (0)
98 struct GNUNET_MessageHeader header;
104 get_size (unsigned int iter)
109 return iter + sizeof (struct TestMessage);
110 ret = (iter * iter * iter);
111 return sizeof (struct TestMessage) + (ret % 60000);
115 process_hello (void *cls, const struct GNUNET_MessageHeader *message);
118 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
120 unsigned long long delta;
122 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
123 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
124 GNUNET_CORE_disconnect (p1.ch);
126 GNUNET_CORE_disconnect (p2.ch);
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);
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 transmit_ready (void *cls, size_t size, void *buf)
175 struct TestMessage hdr;
179 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
183 GNUNET_break (NULL !=
184 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
185 FAST_TIMEOUT, &p2.id,
187 &transmit_ready, &p1));
190 GNUNET_assert (tr_n < TOTAL_MSGS);
193 GNUNET_assert (size >= s);
194 GNUNET_assert (buf != NULL);
199 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
200 "Sending message %u of size %u at offset %u\n", tr_n, s, ret);
202 hdr.header.size = htons (s);
203 hdr.header.type = htons (MTYPE);
204 hdr.num = htonl (tr_n);
205 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
206 ret += sizeof (struct TestMessage);
207 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
208 ret += s - sizeof (struct TestMessage);
211 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
212 break; /* sometimes pack buffer full, sometimes not */
214 while (size - ret >= s);
215 GNUNET_SCHEDULER_cancel (err_task);
217 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
218 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
219 "Returning total message block of size %u\n", ret);
227 connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer,
228 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
230 struct PeerContext *pc = cls;
232 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
234 GNUNET_assert (pc->connect_status == 0);
235 pc->connect_status = 1;
238 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
239 "Encrypted connection established to peer `%4s'\n",
241 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
242 "Asking core (1) for transmission to peer `%4s'\n",
243 GNUNET_i2s (&p2.id));
244 GNUNET_SCHEDULER_cancel (err_task);
246 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
247 start_time = GNUNET_TIME_absolute_get ();
248 GNUNET_break (NULL !=
249 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
252 &transmit_ready, &p1));
258 disconnect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
260 struct PeerContext *pc = cls;
262 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
264 pc->connect_status = 0;
265 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Encrypted connection to `%4s' cut\n",
271 inbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
272 const struct GNUNET_MessageHeader *message,
273 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
276 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
277 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
284 outbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
285 const struct GNUNET_MessageHeader *message,
286 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
289 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
290 "Core notifies about outbound data for `%4s'.\n",
298 transmit_ready (void *cls, size_t size, void *buf);
301 process_mtype (void *cls, const struct GNUNET_PeerIdentity *peer,
302 const struct GNUNET_MessageHeader *message,
303 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
307 const struct TestMessage *hdr;
309 hdr = (const struct TestMessage *) message;
311 if (MTYPE != ntohs (message->type))
312 return GNUNET_SYSERR;
313 if (ntohs (message->size) != s)
315 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
316 "Expected message %u of size %u, got %u bytes of message %u\n",
317 n, s, ntohs (message->size), ntohl (hdr->num));
318 GNUNET_SCHEDULER_cancel (err_task);
319 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
320 return GNUNET_SYSERR;
322 if (ntohl (hdr->num) != n)
324 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
325 "Expected message %u of size %u, got %u bytes of message %u\n",
326 n, s, ntohs (message->size), ntohl (hdr->num));
327 GNUNET_SCHEDULER_cancel (err_task);
328 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
329 return GNUNET_SYSERR;
332 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
333 ntohl (hdr->num), ntohs (message->size));
336 if (0 == (n % (TOTAL_MSGS / 100)))
337 fprintf (stderr, ".");
340 GNUNET_SCHEDULER_cancel (err_task);
341 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
346 GNUNET_break (NULL !=
347 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
348 FAST_TIMEOUT, &p2.id,
350 &transmit_ready, &p1));
356 static struct GNUNET_CORE_MessageHandler handlers[] = {
357 {&process_mtype, MTYPE, 0},
364 init_notify (void *cls, struct GNUNET_CORE_Handle *server,
365 const struct GNUNET_PeerIdentity *my_identity)
367 struct PeerContext *p = cls;
369 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
370 "Connection to CORE service of `%4s' established\n",
371 GNUNET_i2s (my_identity));
372 GNUNET_assert (server != NULL);
373 p->id = *my_identity;
377 GNUNET_assert (ok == 2);
380 GNUNET_CORE_connect (p2.cfg, 1, &p2, &init_notify, &connect_notify,
381 &disconnect_notify, &inbound_notify, GNUNET_YES,
382 &outbound_notify, GNUNET_YES, handlers);
386 GNUNET_assert (ok == 3);
388 GNUNET_assert (cls == &p2);
389 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
390 "Asking transport (1) to connect to peer `%4s'\n",
391 GNUNET_i2s (&p2.id));
392 GNUNET_TRANSPORT_try_connect (p1.th, &p2.id);
398 process_hello (void *cls, const struct GNUNET_MessageHeader *message)
400 struct PeerContext *p = cls;
402 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
403 "Received (my) `%s' from transport service\n", "HELLO");
404 GNUNET_assert (message != NULL);
405 p->hello = GNUNET_malloc (ntohs (message->size));
406 memcpy (p->hello, message, ntohs (message->size));
407 if ((p == &p1) && (p2.th != NULL))
408 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
409 if ((p == &p2) && (p1.th != NULL))
410 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
412 if ((p == &p1) && (p2.hello != NULL))
413 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
414 if ((p == &p2) && (p1.hello != NULL))
415 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
421 setup_peer (struct PeerContext *p, const char *cfgname)
423 p->cfg = GNUNET_CONFIGURATION_create ();
426 GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
427 "gnunet-service-arm",
431 "-c", cfgname, NULL);
433 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
434 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
435 GNUNET_assert (p->th != NULL);
436 p->ghh = GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
441 run (void *cls, char *const *args, const char *cfgfile,
442 const struct GNUNET_CONFIGURATION_Handle *cfg)
444 GNUNET_assert (ok == 1);
446 setup_peer (&p1, "test_core_api_peer1.conf");
447 setup_peer (&p2, "test_core_api_peer2.conf");
449 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
450 GNUNET_CORE_connect (p1.cfg, 1, &p1, &init_notify, &connect_notify,
451 &disconnect_notify, &inbound_notify, GNUNET_YES,
452 &outbound_notify, GNUNET_YES, handlers);
457 stop_arm (struct PeerContext *p)
460 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
461 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
462 if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
463 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
464 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
465 GNUNET_OS_process_get_pid (p->arm_proc));
466 GNUNET_OS_process_close (p->arm_proc);
469 GNUNET_CONFIGURATION_destroy (p->cfg);
475 char *const argv[] = { "test-core-api-reliability",
477 "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,
496 main (int argc, char *argv[])
500 GNUNET_log_setup ("test-core-api",
508 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
509 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
514 /* end of test_core_api_reliability.c */