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.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 Boston, MA 02110-1301, USA.
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_getopt_lib.h"
28 #include "gnunet_os_lib.h"
29 #include "gnunet_program_lib.h"
30 #include "gnunet_scheduler_lib.h"
31 #include "gnunet_transport_service.h"
35 * Note that this value must not significantly exceed
36 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
37 * messages may be dropped even for a reliable transport.
39 #define TOTAL_MSGS (600 * 10)
42 * How long until we give up on transmitting the message?
44 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 6000)
47 * What delay do we request from the core service for transmission?
49 #define FAST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
54 static unsigned long long total_bytes;
56 static struct GNUNET_TIME_Absolute start_time;
58 static struct GNUNET_SCHEDULER_Task * err_task;
60 static struct GNUNET_SCHEDULER_Task * connect_task;
65 struct GNUNET_CONFIGURATION_Handle *cfg;
66 struct GNUNET_CORE_Handle *ch;
67 struct GNUNET_PeerIdentity id;
68 struct GNUNET_TRANSPORT_Handle *th;
69 struct GNUNET_MessageHeader *hello;
70 struct GNUNET_TRANSPORT_GetHelloHandle *ghh;
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 process_hello (void *cls, const struct GNUNET_MessageHeader *message);
110 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
112 unsigned long long delta;
114 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
115 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
116 GNUNET_CORE_disconnect (p1.ch);
118 GNUNET_free_non_null (p1.hello);
119 GNUNET_CORE_disconnect (p2.ch);
121 GNUNET_free_non_null (p2.hello);
122 if (connect_task != NULL)
123 GNUNET_SCHEDULER_cancel (connect_task);
124 GNUNET_TRANSPORT_disconnect (p1.th);
126 GNUNET_TRANSPORT_disconnect (p2.th);
128 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value_us;
129 FPRINTF (stderr, "\nThroughput was %llu kb/s\n",
130 total_bytes * 1000000LL / 1024 / delta);
131 GAUGER ("CORE", "Core throughput/s", total_bytes * 1000000LL / 1024 / delta,
138 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
143 GNUNET_CORE_disconnect (p1.ch);
148 GNUNET_CORE_disconnect (p2.ch);
151 if (connect_task != NULL)
152 GNUNET_SCHEDULER_cancel (connect_task);
155 GNUNET_TRANSPORT_get_hello_cancel (p1.ghh);
156 GNUNET_TRANSPORT_disconnect (p1.th);
161 GNUNET_TRANSPORT_get_hello_cancel (p2.ghh);
162 GNUNET_TRANSPORT_disconnect (p2.th);
170 try_connect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
173 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &try_connect,
175 GNUNET_TRANSPORT_try_connect (p1.th, &p2.id, NULL, NULL); /*FIXME TRY_CONNECT change */
180 transmit_ready (void *cls, size_t size, void *buf)
183 struct TestMessage hdr;
187 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
191 GNUNET_break (NULL !=
192 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO,
193 GNUNET_CORE_PRIO_BEST_EFFORT,
194 FAST_TIMEOUT, &p2.id,
196 &transmit_ready, &p1));
199 GNUNET_assert (tr_n < TOTAL_MSGS);
202 GNUNET_assert (size >= s);
203 GNUNET_assert (buf != NULL);
207 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
208 "Sending message %u of size %u at offset %u\n", tr_n, s, ret);
209 hdr.header.size = htons (s);
210 hdr.header.type = htons (MTYPE);
211 hdr.num = htonl (tr_n);
212 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
213 ret += sizeof (struct TestMessage);
214 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
215 ret += s - sizeof (struct TestMessage);
218 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
219 break; /* sometimes pack buffer full, sometimes not */
221 while (size - ret >= s);
222 GNUNET_SCHEDULER_cancel (err_task);
224 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
225 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
226 "Returning total message block of size %u\n", ret);
233 connect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
235 struct PeerContext *pc = cls;
237 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
239 GNUNET_assert (pc->connect_status == 0);
240 pc->connect_status = 1;
243 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
244 "Encrypted connection established to peer `%4s'\n",
246 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
247 "Asking core (1) for transmission to peer `%4s'\n",
248 GNUNET_i2s (&p2.id));
249 GNUNET_SCHEDULER_cancel (err_task);
251 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
252 start_time = GNUNET_TIME_absolute_get ();
253 GNUNET_break (NULL !=
254 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO,
255 GNUNET_CORE_PRIO_BEST_EFFORT,
258 &transmit_ready, &p1));
264 disconnect_notify (void *cls, const struct GNUNET_PeerIdentity *peer)
266 struct PeerContext *pc = cls;
268 if (0 == memcmp (&pc->id, peer, sizeof (struct GNUNET_PeerIdentity)))
270 pc->connect_status = 0;
271 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Encrypted connection to `%4s' cut\n",
277 inbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
278 const struct GNUNET_MessageHeader *message)
280 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
281 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
287 outbound_notify (void *cls, const struct GNUNET_PeerIdentity *other,
288 const struct GNUNET_MessageHeader *message)
290 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
291 "Core notifies about outbound data for `%4s'.\n",
298 transmit_ready (void *cls, size_t size, void *buf);
302 process_mtype (void *cls, const struct GNUNET_PeerIdentity *peer,
303 const struct GNUNET_MessageHeader *message)
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;
331 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got message %u of size %u\n",
332 ntohl (hdr->num), ntohs (message->size));
334 if (0 == (n % (TOTAL_MSGS / 100)))
335 FPRINTF (stderr, "%s", ".");
338 GNUNET_SCHEDULER_cancel (err_task);
339 GNUNET_SCHEDULER_add_now (&terminate_task, NULL);
344 GNUNET_break (NULL !=
345 GNUNET_CORE_notify_transmit_ready (p1.ch, GNUNET_NO,
346 GNUNET_CORE_PRIO_BEST_EFFORT,
347 FAST_TIMEOUT, &p2.id,
349 &transmit_ready, &p1));
355 static struct GNUNET_CORE_MessageHandler handlers[] = {
356 {&process_mtype, MTYPE, 0},
362 init_notify (void *cls,
363 const struct GNUNET_PeerIdentity *my_identity)
365 struct PeerContext *p = cls;
367 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
368 "Connection to CORE service of `%4s' established\n",
369 GNUNET_i2s (my_identity));
370 p->id = *my_identity;
373 GNUNET_assert (ok == 2);
376 GNUNET_assert (NULL != (p2.ch = GNUNET_CORE_connect (p2.cfg, &p2, &init_notify, &connect_notify,
377 &disconnect_notify, &inbound_notify, GNUNET_YES,
378 &outbound_notify, GNUNET_YES, handlers)));
382 GNUNET_assert (ok == 3);
384 GNUNET_assert (cls == &p2);
385 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
386 "Asking transport (1) to connect to peer `%4s'\n",
387 GNUNET_i2s (&p2.id));
388 connect_task = GNUNET_SCHEDULER_add_now (&try_connect, NULL);
394 process_hello (void *cls, const struct GNUNET_MessageHeader *message)
396 struct PeerContext *p = cls;
398 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
399 "Received (my) `%s' from transport service\n", "HELLO");
400 GNUNET_assert (message != NULL);
401 p->hello = GNUNET_copy_message (message);
402 if ((p == &p1) && (p2.th != NULL))
403 GNUNET_TRANSPORT_offer_hello (p2.th, message, NULL, NULL);
404 if ((p == &p2) && (p1.th != NULL))
405 GNUNET_TRANSPORT_offer_hello (p1.th, message, NULL, NULL);
407 if ((p == &p1) && (p2.hello != NULL))
408 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello, NULL, NULL);
409 if ((p == &p2) && (p1.hello != NULL))
410 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello, NULL, NULL);
415 setup_peer (struct PeerContext *p, const char *cfgname)
419 binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-arm");
420 p->cfg = GNUNET_CONFIGURATION_create ();
422 GNUNET_OS_start_process (GNUNET_YES, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
425 "gnunet-service-arm",
426 "-c", cfgname, NULL);
427 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
428 p->th = GNUNET_TRANSPORT_connect (p->cfg, NULL, p, NULL, NULL, NULL);
429 GNUNET_assert (p->th != NULL);
430 p->ghh = GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
431 GNUNET_free (binary);
436 run (void *cls, char *const *args, const char *cfgfile,
437 const struct GNUNET_CONFIGURATION_Handle *cfg)
439 GNUNET_assert (ok == 1);
441 setup_peer (&p1, "test_core_api_peer1.conf");
442 setup_peer (&p2, "test_core_api_peer2.conf");
444 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &terminate_task_error, NULL);
446 GNUNET_assert (NULL != (p1.ch = GNUNET_CORE_connect (p1.cfg, &p1, &init_notify, &connect_notify,
447 &disconnect_notify, &inbound_notify, GNUNET_YES,
448 &outbound_notify, GNUNET_YES, handlers)));
453 stop_arm (struct PeerContext *p)
455 if (0 != GNUNET_OS_process_kill (p->arm_proc, GNUNET_TERM_SIG))
456 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
457 if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
458 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
459 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
460 GNUNET_OS_process_get_pid (p->arm_proc));
461 GNUNET_OS_process_destroy (p->arm_proc);
463 GNUNET_CONFIGURATION_destroy (p->cfg);
468 main (int argc, char *argv1[])
470 char *const argv[] = { "test-core-api-reliability",
472 "test_core_api_data.conf",
475 struct GNUNET_GETOPT_CommandLineOption options[] = {
476 GNUNET_GETOPT_OPTION_END
479 GNUNET_log_setup ("test-core-api",
482 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
483 "test-core-api-reliability", "nohelp", options, &run,
487 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
488 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
493 /* end of test_core_api_reliability.c */