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 * - 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)
111 return iter + sizeof (struct TestMessage);
112 ret = (iter * iter * iter);
113 return sizeof (struct TestMessage) + (ret % 60000);
117 process_hello (void *cls, const struct GNUNET_MessageHeader *message);
120 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
122 unsigned long long delta;
124 GNUNET_TRANSPORT_get_hello_cancel (p1.th, &process_hello, &p1);
125 GNUNET_TRANSPORT_get_hello_cancel (p2.th, &process_hello, &p2);
126 GNUNET_CORE_disconnect (p1.ch);
128 GNUNET_CORE_disconnect (p2.ch);
130 GNUNET_TRANSPORT_disconnect (p1.th);
132 GNUNET_TRANSPORT_disconnect (p2.th);
134 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
135 fprintf (stderr, "\nThroughput was %llu kb/s\n",
136 total_bytes * 1000 / 1024 / delta);
137 GAUGER ("CORE", "Core throughput/s", total_bytes * 1000 / 1024 / delta,
144 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
149 GNUNET_CORE_disconnect (p1.ch);
154 GNUNET_CORE_disconnect (p2.ch);
159 GNUNET_TRANSPORT_get_hello_cancel (p1.th, &process_hello, &p1);
160 GNUNET_TRANSPORT_disconnect (p1.th);
165 GNUNET_TRANSPORT_get_hello_cancel (p2.th, &process_hello, &p2);
166 GNUNET_TRANSPORT_disconnect (p2.th);
174 transmit_ready (void *cls, size_t size, void *buf)
177 struct TestMessage hdr;
181 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
185 GNUNET_break (NULL !=
186 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
187 FAST_TIMEOUT, &p2.id,
189 &transmit_ready, &p1));
192 GNUNET_assert (tr_n < TOTAL_MSGS);
195 GNUNET_assert (size >= s);
196 GNUNET_assert (buf != NULL);
201 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
202 "Sending message %u of size %u at offset %u\n", tr_n, s, ret);
204 hdr.header.size = htons (s);
205 hdr.header.type = htons (MTYPE);
206 hdr.num = htonl (tr_n);
207 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
208 ret += sizeof (struct TestMessage);
209 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
210 ret += s - sizeof (struct TestMessage);
213 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
214 break; /* sometimes pack buffer full, sometimes not */
216 while (size - ret >= s);
217 GNUNET_SCHEDULER_cancel (err_task);
219 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
220 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
221 "Returning total message block of size %u\n", ret);
229 connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer,
230 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
232 struct PeerContext *pc = cls;
234 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
236 GNUNET_assert (pc->connect_status == 0);
237 pc->connect_status = 1;
240 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
241 "Encrypted connection established to peer `%4s'\n",
243 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
244 "Asking core (1) for transmission to peer `%4s'\n",
245 GNUNET_i2s (&p2.id));
246 GNUNET_SCHEDULER_cancel (err_task);
248 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
249 start_time = GNUNET_TIME_absolute_get ();
250 GNUNET_break (NULL !=
251 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
254 &transmit_ready, &p1));
260 disconnect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
262 struct PeerContext *pc = cls;
264 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
266 pc->connect_status = 0;
267 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Encrypted connection to `%4s' cut\n",
273 inbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
274 const struct GNUNET_MessageHeader *message,
275 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
278 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
279 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
286 outbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
287 const struct GNUNET_MessageHeader *message,
288 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
291 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
292 "Core notifies about outbound data for `%4s'.\n",
300 transmit_ready (void *cls, size_t size, void *buf);
303 process_mtype (void *cls, const struct GNUNET_PeerIdentity *peer,
304 const struct GNUNET_MessageHeader *message,
305 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
309 const struct TestMessage *hdr;
311 hdr = (const struct TestMessage *) message;
313 if (MTYPE != ntohs (message->type))
314 return GNUNET_SYSERR;
315 if (ntohs (message->size) != s)
317 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
318 "Expected message %u of size %u, got %u bytes of message %u\n",
319 n, s, ntohs (message->size), ntohl (hdr->num));
320 GNUNET_SCHEDULER_cancel (err_task);
321 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
322 return GNUNET_SYSERR;
324 if (ntohl (hdr->num) != n)
326 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
327 "Expected message %u of size %u, got %u bytes of message %u\n",
328 n, s, ntohs (message->size), ntohl (hdr->num));
329 GNUNET_SCHEDULER_cancel (err_task);
330 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
331 return GNUNET_SYSERR;
334 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
335 ntohl (hdr->num), ntohs (message->size));
338 if (0 == (n % (TOTAL_MSGS / 100)))
339 fprintf (stderr, ".");
342 GNUNET_SCHEDULER_cancel (err_task);
343 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
348 GNUNET_break (NULL !=
349 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO, 0,
350 FAST_TIMEOUT, &p2.id,
352 &transmit_ready, &p1));
358 static struct GNUNET_CORE_MessageHandler handlers[] = {
359 {&process_mtype, MTYPE, 0},
366 init_notify (void *cls, struct GNUNET_CORE_Handle *server,
367 const struct GNUNET_PeerIdentity *my_identity,
368 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *publicKey)
370 struct PeerContext *p = cls;
372 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
373 "Connection to CORE service of `%4s' established\n",
374 GNUNET_i2s (my_identity));
375 GNUNET_assert (server != NULL);
376 p->id = *my_identity;
380 GNUNET_assert (ok == 2);
383 GNUNET_CORE_connect (p2.cfg, 1, &p2, &init_notify, &connect_notify,
384 &disconnect_notify, NULL, &inbound_notify, GNUNET_YES,
385 &outbound_notify, GNUNET_YES, handlers);
389 GNUNET_assert (ok == 3);
391 GNUNET_assert (cls == &p2);
392 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
393 "Asking core (1) to connect to peer `%4s'\n",
394 GNUNET_i2s (&p2.id));
395 GNUNET_CORE_peer_request_connect (p1.ch, &p2.id, NULL, NULL);
401 process_hello (void *cls, const struct GNUNET_MessageHeader *message)
403 struct PeerContext *p = cls;
405 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
406 "Received (my) `%s' from transport service\n", "HELLO");
407 GNUNET_assert (message != NULL);
408 p->hello = GNUNET_malloc (ntohs (message->size));
409 memcpy (p->hello, message, ntohs (message->size));
410 if ((p == &p1) && (p2.th != NULL))
411 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
412 if ((p == &p2) && (p1.th != NULL))
413 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
415 if ((p == &p1) && (p2.hello != NULL))
416 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
417 if ((p == &p2) && (p1.hello != NULL))
418 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
424 setup_peer (struct PeerContext *p, const char *cfgname)
426 p->cfg = GNUNET_CONFIGURATION_create ();
429 GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
430 "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 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, 1, &p1, &init_notify, &connect_notify,
454 &disconnect_notify, NULL, &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_close (p->arm_proc);
472 GNUNET_CONFIGURATION_destroy (p->cfg);
478 char *const argv[] = { "test-core-api-reliability",
480 "test_core_api_data.conf",
486 struct GNUNET_GETOPT_CommandLineOption options[] = {
487 GNUNET_GETOPT_OPTION_END
490 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
491 "test-core-api-reliability", "nohelp", options, &run,
499 main (int argc, char *argv[])
503 GNUNET_log_setup ("test-core-api",
511 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
512 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
517 /* end of test_core_api_reliability.c */