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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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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16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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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"
38 #define VERBOSE GNUNET_NO
40 #define START_ARM GNUNET_YES
43 * Note that this value must not significantly exceed
44 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
45 * messages may be dropped even for a reliable transport.
47 #define TOTAL_MSGS (600 * 10)
50 * How long until we give up on transmitting the message?
52 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 6000)
55 * What delay do we request from the core service for transmission?
56 * Any value smaller than the CORK delay will disable CORKing, which
57 * is what we want here.
59 #define FAST_TIMEOUT GNUNET_TIME_relative_divide (GNUNET_CONSTANTS_MAX_CORK_DELAY, 2)
64 static unsigned long long total_bytes;
66 static struct GNUNET_TIME_Absolute start_time;
68 static GNUNET_SCHEDULER_TaskIdentifier err_task;
73 struct GNUNET_CONFIGURATION_Handle *cfg;
74 struct GNUNET_CORE_Handle *ch;
75 struct GNUNET_PeerIdentity id;
76 struct GNUNET_TRANSPORT_Handle *th;
77 struct GNUNET_MessageHeader *hello;
80 struct GNUNET_OS_Process *arm_proc;
84 static struct PeerContext p1;
86 static struct PeerContext p2;
94 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
96 #define OKPP do { ok++; } while (0)
101 struct GNUNET_MessageHeader header;
107 get_size (unsigned int iter)
111 return iter + sizeof (struct TestMessage);
112 ret = (iter * iter * iter);
113 return sizeof (struct TestMessage) + (ret % 60000);
118 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
120 unsigned long long delta;
122 GNUNET_CORE_disconnect (p1.ch);
124 GNUNET_CORE_disconnect (p2.ch);
126 GNUNET_TRANSPORT_disconnect (p1.th);
128 GNUNET_TRANSPORT_disconnect (p2.th);
130 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
132 "\nThroughput was %llu kb/s\n",
133 total_bytes * 1000 / 1024 / delta);
139 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
142 GNUNET_CORE_disconnect (p1.ch);
144 GNUNET_CORE_disconnect (p2.ch);
146 GNUNET_TRANSPORT_disconnect (p1.th);
148 GNUNET_TRANSPORT_disconnect (p2.th);
155 transmit_ready (void *cls, size_t size, void *buf)
158 struct TestMessage hdr;
162 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
166 GNUNET_break (NULL !=
167 GNUNET_CORE_notify_transmit_ready (p1.ch,
172 &transmit_ready, &p1));
175 GNUNET_assert (tr_n < TOTAL_MSGS);
178 GNUNET_assert (size >= s);
179 GNUNET_assert (buf != NULL);
184 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
185 "Sending message %u of size %u at offset %u\n",
190 hdr.header.size = htons (s);
191 hdr.header.type = htons (MTYPE);
192 hdr.num = htonl (tr_n);
193 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
194 ret += sizeof (struct TestMessage);
195 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
196 ret += s - sizeof (struct TestMessage);
199 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
200 break; /* sometimes pack buffer full, sometimes not */
202 while (size - ret >= s);
203 GNUNET_SCHEDULER_cancel (err_task);
205 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
206 &terminate_task_error,
208 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
209 "Returning total message block of size %u\n",
218 connect_notify (void *cls,
219 const struct GNUNET_PeerIdentity *peer,
220 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
222 struct PeerContext *pc = cls;
224 GNUNET_assert (pc->connect_status == 0);
225 pc->connect_status = 1;
228 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
229 "Encrypted connection established to peer `%4s'\n",
231 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
232 "Asking core (1) for transmission to peer `%4s'\n",
233 GNUNET_i2s (&p2.id));
235 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
236 &terminate_task_error,
238 start_time = GNUNET_TIME_absolute_get ();
239 GNUNET_break (NULL !=
240 GNUNET_CORE_notify_transmit_ready (p1.ch,
245 &transmit_ready, &p1));
251 disconnect_notify (void *cls,
252 const struct GNUNET_PeerIdentity *peer)
254 struct PeerContext *pc = cls;
255 pc->connect_status = 0;
256 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
257 "Encrypted connection to `%4s' cut\n", GNUNET_i2s (peer));
262 inbound_notify (void *cls,
263 const struct GNUNET_PeerIdentity *other,
264 const struct GNUNET_MessageHeader *message,
265 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
268 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
269 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
276 outbound_notify (void *cls,
277 const struct GNUNET_PeerIdentity *other,
278 const struct GNUNET_MessageHeader *message,
279 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
282 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
283 "Core notifies about outbound data for `%4s'.\n",
291 transmit_ready (void *cls, size_t size, void *buf);
294 process_mtype (void *cls,
295 const struct GNUNET_PeerIdentity *peer,
296 const struct GNUNET_MessageHeader *message,
297 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
301 const struct TestMessage *hdr;
303 hdr = (const struct TestMessage*) message;
305 if (MTYPE != ntohs (message->type))
306 return GNUNET_SYSERR;
307 if (ntohs (message->size) != s)
309 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
310 "Expected message %u of size %u, got %u bytes of message %u\n",
312 ntohs (message->size),
314 GNUNET_SCHEDULER_cancel (err_task);
315 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
316 return GNUNET_SYSERR;
318 if (ntohl (hdr->num) != n)
320 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
321 "Expected message %u of size %u, got %u bytes of message %u\n",
323 ntohs (message->size),
325 GNUNET_SCHEDULER_cancel (err_task);
326 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
327 return GNUNET_SYSERR;
330 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
331 "Got message %u of size %u\n",
333 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,
352 &transmit_ready, &p1));
358 static struct GNUNET_CORE_MessageHandler handlers[] = {
359 {&process_mtype, MTYPE, 0},
366 init_notify (void *cls,
367 struct GNUNET_CORE_Handle *server,
368 const struct GNUNET_PeerIdentity *my_identity,
369 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *publicKey)
371 struct PeerContext *p = cls;
373 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
374 "Connection to CORE service of `%4s' established\n",
375 GNUNET_i2s (my_identity));
376 GNUNET_assert (server != NULL);
377 p->id = *my_identity;
381 GNUNET_assert (ok == 2);
384 GNUNET_CORE_connect (p2.cfg, 1,
392 &outbound_notify, GNUNET_YES, handlers);
396 GNUNET_assert (ok == 3);
398 GNUNET_assert (cls == &p2);
399 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
400 "Asking core (1) to connect to peer `%4s'\n",
401 GNUNET_i2s (&p2.id));
402 GNUNET_CORE_peer_request_connect (p1.ch,
403 GNUNET_TIME_UNIT_SECONDS,
411 process_hello (void *cls,
412 const struct GNUNET_MessageHeader *message)
414 struct PeerContext *p = cls;
416 GNUNET_TRANSPORT_get_hello_cancel (p->th, &process_hello, p);
417 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
418 "Received (my) `%s' from transport service\n",
420 GNUNET_assert (message != NULL);
421 p->hello = GNUNET_malloc (ntohs (message->size));
422 memcpy (p->hello, message, ntohs (message->size));
423 if ((p == &p1) && (p2.th != NULL))
424 GNUNET_TRANSPORT_offer_hello (p2.th, message);
425 if ((p == &p2) && (p1.th != NULL))
426 GNUNET_TRANSPORT_offer_hello (p1.th, message);
428 if ((p == &p1) && (p2.hello != NULL))
429 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello);
430 if ((p == &p2) && (p1.hello != NULL))
431 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello);
437 setup_peer (struct PeerContext *p, const char *cfgname)
439 p->cfg = GNUNET_CONFIGURATION_create ();
441 p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
442 "gnunet-service-arm",
446 "-c", cfgname, NULL);
448 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
449 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
450 GNUNET_assert (p->th != NULL);
451 GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
459 const struct GNUNET_CONFIGURATION_Handle *cfg)
461 GNUNET_assert (ok == 1);
463 setup_peer (&p1, "test_core_api_peer1.conf");
464 setup_peer (&p2, "test_core_api_peer2.conf");
465 GNUNET_CORE_connect (p1.cfg, 1,
472 GNUNET_YES, &outbound_notify, GNUNET_YES, handlers);
477 stop_arm (struct PeerContext *p)
480 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
481 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
482 if (GNUNET_OS_process_wait(p->arm_proc) != GNUNET_OK)
483 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
484 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
485 "ARM process %u stopped\n", GNUNET_OS_process_get_pid (p->arm_proc));
486 GNUNET_OS_process_close (p->arm_proc);
489 GNUNET_CONFIGURATION_destroy (p->cfg);
495 char *const argv[] = { "test-core-api-reliability",
497 "test_core_api_data.conf",
503 struct GNUNET_GETOPT_CommandLineOption options[] = {
504 GNUNET_GETOPT_OPTION_END
507 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
508 argv, "test-core-api-reliability", "nohelp", options, &run, &ok);
515 main (int argc, char *argv[])
519 GNUNET_log_setup ("test-core-api",
527 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
528 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
533 /* end of test_core_api_reliability.c */