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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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?
57 * Any value smaller than the CORK delay will disable CORKing, which
58 * is what we want here.
60 #define FAST_TIMEOUT GNUNET_TIME_relative_divide (GNUNET_CONSTANTS_MAX_CORK_DELAY, 2)
65 static unsigned long long total_bytes;
67 static struct GNUNET_TIME_Absolute start_time;
69 static GNUNET_SCHEDULER_TaskIdentifier err_task;
74 struct GNUNET_CONFIGURATION_Handle *cfg;
75 struct GNUNET_CORE_Handle *ch;
76 struct GNUNET_PeerIdentity id;
77 struct GNUNET_TRANSPORT_Handle *th;
78 struct GNUNET_MessageHeader *hello;
81 struct GNUNET_OS_Process *arm_proc;
85 static struct PeerContext p1;
87 static struct PeerContext p2;
95 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
97 #define OKPP do { ok++; } while (0)
102 struct GNUNET_MessageHeader header;
108 get_size (unsigned int iter)
112 return iter + sizeof (struct TestMessage);
113 ret = (iter * iter * iter);
114 return sizeof (struct TestMessage) + (ret % 60000);
119 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
121 unsigned long long delta;
123 GNUNET_CORE_disconnect (p1.ch);
125 GNUNET_CORE_disconnect (p2.ch);
127 GNUNET_TRANSPORT_disconnect (p1.th);
129 GNUNET_TRANSPORT_disconnect (p2.th);
131 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
133 "\nThroughput was %llu kb/s\n",
134 total_bytes * 1000 / 1024 / delta);
135 GAUGER ("CORE", "Core throughput/s", total_bytes * 1000 / 1024 / delta, "kb/s");
141 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
146 GNUNET_CORE_disconnect (p1.ch);
151 GNUNET_CORE_disconnect (p2.ch);
156 GNUNET_TRANSPORT_disconnect (p1.th);
161 GNUNET_TRANSPORT_disconnect (p2.th);
169 transmit_ready (void *cls, size_t size, void *buf)
172 struct TestMessage hdr;
176 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
180 GNUNET_break (NULL !=
181 GNUNET_CORE_notify_transmit_ready (p1.ch,
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",
205 hdr.header.size = htons (s);
206 hdr.header.type = htons (MTYPE);
207 hdr.num = htonl (tr_n);
208 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
209 ret += sizeof (struct TestMessage);
210 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
211 ret += s - sizeof (struct TestMessage);
214 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
215 break; /* sometimes pack buffer full, sometimes not */
217 while (size - ret >= s);
218 GNUNET_SCHEDULER_cancel (err_task);
220 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
221 &terminate_task_error,
223 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
224 "Returning total message block of size %u\n",
233 connect_notify (void *cls,
234 const struct GNUNET_PeerIdentity *peer,
235 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
237 struct PeerContext *pc = cls;
239 if (0 == memcmp (&pc->id,
241 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 `%4s'\n",
250 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
251 "Asking core (1) for transmission to peer `%4s'\n",
252 GNUNET_i2s (&p2.id));
253 GNUNET_SCHEDULER_cancel (err_task);
255 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
256 &terminate_task_error,
258 start_time = GNUNET_TIME_absolute_get ();
259 GNUNET_break (NULL !=
260 GNUNET_CORE_notify_transmit_ready (p1.ch,
266 &transmit_ready, &p1));
272 disconnect_notify (void *cls,
273 const struct GNUNET_PeerIdentity *peer)
275 struct PeerContext *pc = cls;
277 if (0 == memcmp (&pc->id,
279 sizeof (struct GNUNET_PeerIdentity)))
281 pc->connect_status = 0;
282 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
283 "Encrypted connection to `%4s' cut\n", GNUNET_i2s (peer));
288 inbound_notify (void *cls,
289 const struct GNUNET_PeerIdentity *other,
290 const struct GNUNET_MessageHeader *message,
291 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
294 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
295 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
302 outbound_notify (void *cls,
303 const struct GNUNET_PeerIdentity *other,
304 const struct GNUNET_MessageHeader *message,
305 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
308 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
309 "Core notifies about outbound data for `%4s'.\n",
317 transmit_ready (void *cls, size_t size, void *buf);
320 process_mtype (void *cls,
321 const struct GNUNET_PeerIdentity *peer,
322 const struct GNUNET_MessageHeader *message,
323 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
327 const struct TestMessage *hdr;
329 hdr = (const struct TestMessage*) message;
331 if (MTYPE != ntohs (message->type))
332 return GNUNET_SYSERR;
333 if (ntohs (message->size) != s)
335 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
336 "Expected message %u of size %u, got %u bytes of message %u\n",
338 ntohs (message->size),
340 GNUNET_SCHEDULER_cancel (err_task);
341 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
342 return GNUNET_SYSERR;
344 if (ntohl (hdr->num) != n)
346 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
347 "Expected message %u of size %u, got %u bytes of message %u\n",
349 ntohs (message->size),
351 GNUNET_SCHEDULER_cancel (err_task);
352 err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error, NULL);
353 return GNUNET_SYSERR;
356 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
357 "Got message %u of size %u\n",
359 ntohs (message->size));
362 if (0 == (n % (TOTAL_MSGS/100)))
363 fprintf (stderr, ".");
366 GNUNET_SCHEDULER_cancel (err_task);
367 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
372 GNUNET_break (NULL !=
373 GNUNET_CORE_notify_transmit_ready (p1.ch,
379 &transmit_ready, &p1));
385 static struct GNUNET_CORE_MessageHandler handlers[] = {
386 {&process_mtype, MTYPE, 0},
393 init_notify (void *cls,
394 struct GNUNET_CORE_Handle *server,
395 const struct GNUNET_PeerIdentity *my_identity,
396 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *publicKey)
398 struct PeerContext *p = cls;
400 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
401 "Connection to CORE service of `%4s' established\n",
402 GNUNET_i2s (my_identity));
403 GNUNET_assert (server != NULL);
404 p->id = *my_identity;
408 GNUNET_assert (ok == 2);
411 GNUNET_CORE_connect (p2.cfg, 1,
419 &outbound_notify, GNUNET_YES, handlers);
423 GNUNET_assert (ok == 3);
425 GNUNET_assert (cls == &p2);
426 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
427 "Asking core (1) to connect to peer `%4s'\n",
428 GNUNET_i2s (&p2.id));
429 GNUNET_CORE_peer_request_connect (p1.ch,
437 process_hello (void *cls,
438 const struct GNUNET_MessageHeader *message)
440 struct PeerContext *p = cls;
442 GNUNET_TRANSPORT_get_hello_cancel (p->th, &process_hello, p);
443 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
444 "Received (my) `%s' from transport service\n",
446 GNUNET_assert (message != NULL);
447 p->hello = GNUNET_malloc (ntohs (message->size));
448 memcpy (p->hello, message, ntohs (message->size));
449 if ((p == &p1) && (p2.th != NULL))
450 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
451 if ((p == &p2) && (p1.th != NULL))
452 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
454 if ((p == &p1) && (p2.hello != NULL))
455 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
456 if ((p == &p2) && (p1.hello != NULL))
457 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
463 setup_peer (struct PeerContext *p, const char *cfgname)
465 p->cfg = GNUNET_CONFIGURATION_create ();
467 p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
468 "gnunet-service-arm",
472 "-c", cfgname, NULL);
474 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
475 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
476 GNUNET_assert (p->th != NULL);
477 GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
485 const struct GNUNET_CONFIGURATION_Handle *cfg)
487 GNUNET_assert (ok == 1);
489 setup_peer (&p1, "test_core_api_peer1.conf");
490 setup_peer (&p2, "test_core_api_peer2.conf");
492 GNUNET_SCHEDULER_add_delayed (TIMEOUT,
493 &terminate_task_error,
495 GNUNET_CORE_connect (p1.cfg, 1,
502 GNUNET_YES, &outbound_notify, GNUNET_YES, handlers);
507 stop_arm (struct PeerContext *p)
510 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
511 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
512 if (GNUNET_OS_process_wait(p->arm_proc) != GNUNET_OK)
513 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
514 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
515 "ARM process %u stopped\n", GNUNET_OS_process_get_pid (p->arm_proc));
516 GNUNET_OS_process_close (p->arm_proc);
519 GNUNET_CONFIGURATION_destroy (p->cfg);
525 char *const argv[] = { "test-core-api-reliability",
527 "test_core_api_data.conf",
533 struct GNUNET_GETOPT_CommandLineOption options[] = {
534 GNUNET_GETOPT_OPTION_END
537 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
538 argv, "test-core-api-reliability", "nohelp", options, &run, &ok);
545 main (int argc, char *argv[])
549 GNUNET_log_setup ("test-core-api",
557 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
558 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
563 /* end of test_core_api_reliability.c */