2 This file is part of GNUnet.
3 Copyright (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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11 WITHOUT ANY WARRANTY; without even the implied warranty of
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_arm_service.h"
26 #include "gnunet_core_service.h"
27 #include "gnunet_util_lib.h"
28 #include "gnunet_ats_service.h"
29 #include "gnunet_transport_service.h"
33 * Note that this value must not significantly exceed
34 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
35 * messages may be dropped even for a reliable transport.
37 #define TOTAL_MSGS (600 * 10)
40 * How long until we give up on transmitting the message?
42 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 600)
45 * What delay do we request from the core service for transmission?
47 #define FAST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
52 static unsigned long long total_bytes;
54 static struct GNUNET_TIME_Absolute start_time;
56 static struct GNUNET_SCHEDULER_Task *err_task;
58 static struct GNUNET_SCHEDULER_Task *connect_task;
63 struct GNUNET_CONFIGURATION_Handle *cfg;
64 struct GNUNET_CORE_Handle *ch;
65 struct GNUNET_PeerIdentity id;
66 struct GNUNET_TRANSPORT_Handle *th;
67 struct GNUNET_MessageHeader *hello;
68 struct GNUNET_TRANSPORT_GetHelloHandle *ghh;
69 struct GNUNET_ATS_ConnectivityHandle *ats;
70 struct GNUNET_ATS_ConnectivitySuggestHandle *ats_sh;
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 terminate_peer (struct PeerContext *p)
110 GNUNET_CORE_disconnect (p->ch);
115 GNUNET_TRANSPORT_get_hello_cancel (p->ghh);
116 GNUNET_TRANSPORT_disconnect (p->th);
119 if (NULL != p->ats_sh)
121 GNUNET_ATS_connectivity_suggest_cancel (p->ats_sh);
126 GNUNET_ATS_connectivity_done (p->ats);
133 terminate_task (void *cls,
134 const struct GNUNET_SCHEDULER_TaskContext *tc)
136 unsigned long long delta;
138 terminate_peer (&p1);
139 terminate_peer (&p2);
140 if (NULL != connect_task)
142 GNUNET_SCHEDULER_cancel (connect_task);
145 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value_us;
147 "\nThroughput was %llu kb/s\n",
148 total_bytes * 1000000LL / 1024 / delta);
149 GAUGER ("CORE", "Core throughput/s", total_bytes * 1000000LL / 1024 / delta,
156 terminate_task_error (void *cls,
157 const struct GNUNET_SCHEDULER_TaskContext *tc)
160 terminate_peer (&p1);
161 terminate_peer (&p2);
162 if (NULL != connect_task)
164 GNUNET_SCHEDULER_cancel (connect_task);
172 try_connect (void *cls,
173 const struct GNUNET_SCHEDULER_TaskContext *tc)
176 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &try_connect,
178 GNUNET_TRANSPORT_try_connect (p1.th, &p2.id, NULL, NULL); /*FIXME TRY_CONNECT change */
183 transmit_ready (void *cls, size_t size, void *buf)
186 struct TestMessage hdr;
190 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
194 GNUNET_break (NULL !=
195 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO,
196 GNUNET_CORE_PRIO_BEST_EFFORT,
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,
228 &terminate_task_error, NULL);
229 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
230 "Returning total message block of size %u\n", ret);
237 connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
239 struct PeerContext *pc = cls;
241 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
243 GNUNET_assert (pc->connect_status == 0);
244 pc->connect_status = 1;
247 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
248 "Encrypted connection established to peer `%s'\n",
250 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
251 "Asking core (1) for transmission to peer `%s'\n",
252 GNUNET_i2s (&p2.id));
253 GNUNET_SCHEDULER_cancel (err_task);
255 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
256 start_time = GNUNET_TIME_absolute_get ();
257 GNUNET_break (NULL !=
258 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO,
259 GNUNET_CORE_PRIO_BEST_EFFORT,
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 `%s' cut\n",
281 inbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
282 const struct GNUNET_MessageHeader *message)
284 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
285 "Core provides inbound data from `%s'.\n", GNUNET_i2s (other));
291 outbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
292 const struct GNUNET_MessageHeader *message)
294 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
295 "Core notifies about outbound data for `%s'.\n",
302 transmit_ready (void *cls, size_t size, void *buf);
306 process_mtype (void *cls,
307 const struct GNUNET_PeerIdentity *peer,
308 const struct GNUNET_MessageHeader *message)
312 const struct TestMessage *hdr;
314 hdr = (const struct TestMessage *) message;
316 if (MTYPE != ntohs (message->type))
317 return GNUNET_SYSERR;
318 if (ntohs (message->size) != s)
320 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
321 "Expected message %u of size %u, got %u bytes of message %u\n",
322 n, s, ntohs (message->size), ntohl (hdr->num));
323 GNUNET_SCHEDULER_cancel (err_task);
324 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
325 return GNUNET_SYSERR;
327 if (ntohl (hdr->num) != n)
329 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
330 "Expected message %u of size %u, got %u bytes of message %u\n",
331 n, s, ntohs (message->size), ntohl (hdr->num));
332 GNUNET_SCHEDULER_cancel (err_task);
333 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
334 return GNUNET_SYSERR;
336 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
337 ntohl (hdr->num), ntohs (message->size));
339 if (0 == (n % (TOTAL_MSGS / 100)))
340 FPRINTF (stderr, "%s", ".");
343 GNUNET_SCHEDULER_cancel (err_task);
344 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
349 GNUNET_break (NULL !=
350 GNUNET_CORE_notify_transmit_ready (p1.ch,
351 GNUNET_NO /* no cork */,
352 GNUNET_CORE_PRIO_BEST_EFFORT,
353 FAST_TIMEOUT /* ignored! */,
356 &transmit_ready, &p1));
362 static struct GNUNET_CORE_MessageHandler handlers[] = {
363 {&process_mtype, MTYPE, 0},
369 init_notify (void *cls,
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 `%s' established\n",
376 GNUNET_i2s (my_identity));
377 p->id = *my_identity;
380 GNUNET_assert (ok == 2);
383 GNUNET_assert (NULL != (p2.ch = GNUNET_CORE_connect (p2.cfg, &p2,
387 &inbound_notify, GNUNET_YES,
388 &outbound_notify, GNUNET_YES,
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 `%s'\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_copy_message (message);
413 if ((p == &p1) && (p2.th != NULL))
414 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
415 if ((p == &p2) && (p1.th != NULL))
416 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
418 if ((p == &p1) && (p2.hello != NULL))
419 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
420 if ((p == &p2) && (p1.hello != NULL))
421 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
426 setup_peer (struct PeerContext *p, const char *cfgname)
430 binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-arm");
431 p->cfg = GNUNET_CONFIGURATION_create ();
433 GNUNET_OS_start_process (GNUNET_YES, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
436 "gnunet-service-arm",
437 "-c", cfgname, NULL);
438 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
439 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
440 GNUNET_assert (p->th != NULL);
441 p->ats = GNUNET_ATS_connectivity_init (p->cfg);
442 GNUNET_assert (NULL != p->ats);
443 p->ghh = GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
444 GNUNET_free (binary);
449 run (void *cls, char *const *args, const char *cfgfile,
450 const struct GNUNET_CONFIGURATION_Handle *cfg)
452 GNUNET_assert (ok == 1);
454 setup_peer (&p1, "test_core_api_peer1.conf");
455 setup_peer (&p2, "test_core_api_peer2.conf");
457 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
459 GNUNET_assert (NULL != (p1.ch = GNUNET_CORE_connect (p1.cfg, &p1,
463 &inbound_notify, GNUNET_YES,
464 &outbound_notify, GNUNET_YES,
470 stop_arm (struct PeerContext *p)
472 if (0 != GNUNET_OS_process_kill (p->arm_proc, GNUNET_TERM_SIG))
473 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
474 if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
475 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
476 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
477 GNUNET_OS_process_get_pid (p->arm_proc));
478 GNUNET_OS_process_destroy (p->arm_proc);
480 GNUNET_CONFIGURATION_destroy (p->cfg);
485 main (int argc, char *argv1[])
487 char *const argv[] = { "test-core-api-reliability",
489 "test_core_api_data.conf",
492 struct GNUNET_GETOPT_CommandLineOption options[] = {
493 GNUNET_GETOPT_OPTION_END
496 GNUNET_log_setup ("test-core-api-reliability",
499 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
500 "test-core-api-reliability", "nohelp", options, &run,
504 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
505 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
510 /* end of test_core_api_reliability.c */