2 This file is part of GNUnet.
3 (C) 2009, 2010 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
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
8 option) any later version.
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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,
18 Boston, MA 02111-1307, USA.
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;
70 struct GNUNET_CONFIGURATION_Handle *cfg;
71 struct GNUNET_CORE_Handle *ch;
72 struct GNUNET_PeerIdentity id;
73 struct GNUNET_TRANSPORT_Handle *th;
74 struct GNUNET_MessageHeader *hello;
77 struct GNUNET_OS_Process *arm_proc;
81 static struct PeerContext p1;
83 static struct PeerContext p2;
85 static struct GNUNET_SCHEDULER_Handle *sched;
90 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
92 #define OKPP do { ok++; } while (0)
97 struct GNUNET_MessageHeader header;
103 get_size (unsigned int iter)
107 return iter + sizeof (struct TestMessage);
108 ret = (iter * iter * iter);
109 return sizeof (struct TestMessage) + (ret % 60000);
114 terminate_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
116 unsigned long long delta;
118 GNUNET_CORE_disconnect (p1.ch);
120 GNUNET_CORE_disconnect (p2.ch);
122 GNUNET_TRANSPORT_disconnect (p1.th);
124 GNUNET_TRANSPORT_disconnect (p2.th);
126 delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value;
128 "\nThroughput was %llu kb/s\n",
129 total_bytes * 1000 / 1024 / delta);
135 terminate_task_error (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
138 GNUNET_CORE_disconnect (p1.ch);
140 GNUNET_CORE_disconnect (p2.ch);
142 GNUNET_TRANSPORT_disconnect (p1.th);
144 GNUNET_TRANSPORT_disconnect (p2.th);
151 connect_notify (void *cls,
152 const struct GNUNET_PeerIdentity *peer,
153 struct GNUNET_TIME_Relative latency,
156 struct PeerContext *pc = cls;
157 GNUNET_assert (pc->connect_status == 0);
158 pc->connect_status = 1;
159 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
160 "Encrypted connection established to peer `%4s'\n",
166 disconnect_notify (void *cls,
167 const struct GNUNET_PeerIdentity *peer)
169 struct PeerContext *pc = cls;
170 pc->connect_status = 0;
171 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
172 "Encrypted connection to `%4s' cut\n", GNUNET_i2s (peer));
177 inbound_notify (void *cls,
178 const struct GNUNET_PeerIdentity *other,
179 const struct GNUNET_MessageHeader *message,
180 struct GNUNET_TIME_Relative latency,
184 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
185 "Core provides inbound data from `%4s'.\n", GNUNET_i2s (other));
192 outbound_notify (void *cls,
193 const struct GNUNET_PeerIdentity *other,
194 const struct GNUNET_MessageHeader *message,
195 struct GNUNET_TIME_Relative latency,
199 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
200 "Core notifies about outbound data for `%4s'.\n",
207 static GNUNET_SCHEDULER_TaskIdentifier err_task;
211 transmit_ready (void *cls, size_t size, void *buf);
217 process_mtype (void *cls,
218 const struct GNUNET_PeerIdentity *peer,
219 const struct GNUNET_MessageHeader *message,
220 struct GNUNET_TIME_Relative latency,
225 const struct TestMessage *hdr;
227 hdr = (const struct TestMessage*) message;
229 if (MTYPE != ntohs (message->type))
230 return GNUNET_SYSERR;
231 if (ntohs (message->size) != s)
233 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
234 "Expected message %u of size %u, got %u bytes of message %u\n",
236 ntohs (message->size),
238 GNUNET_SCHEDULER_cancel (sched, err_task);
239 err_task = GNUNET_SCHEDULER_add_now (sched, &terminate_task_error, NULL);
240 return GNUNET_SYSERR;
242 if (ntohl (hdr->num) != n)
244 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
245 "Expected message %u of size %u, got %u bytes of message %u\n",
247 ntohs (message->size),
249 GNUNET_SCHEDULER_cancel (sched, err_task);
250 err_task = GNUNET_SCHEDULER_add_now (sched, &terminate_task_error, NULL);
251 return GNUNET_SYSERR;
254 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
255 "Got message %u of size %u\n",
257 ntohs (message->size));
260 if (0 == (n % (TOTAL_MSGS/100)))
261 fprintf (stderr, ".");
264 GNUNET_SCHEDULER_cancel (sched, err_task);
265 GNUNET_SCHEDULER_add_now (sched, &terminate_task, NULL);
270 GNUNET_break (NULL !=
271 GNUNET_CORE_notify_transmit_ready (p1.ch,
276 &transmit_ready, &p1));
282 static struct GNUNET_CORE_MessageHandler handlers[] = {
283 {&process_mtype, MTYPE, 0},
289 transmit_ready (void *cls, size_t size, void *buf)
292 struct TestMessage hdr;
296 GNUNET_assert (size <= GNUNET_CONSTANTS_MAX_ENCRYPTED_MESSAGE_SIZE);
300 GNUNET_break (NULL !=
301 GNUNET_CORE_notify_transmit_ready (p1.ch,
306 &transmit_ready, &p1));
309 GNUNET_assert (tr_n < TOTAL_MSGS);
312 GNUNET_assert (size >= s);
313 GNUNET_assert (buf != NULL);
318 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
319 "Sending message %u of size %u at offset %u\n",
324 hdr.header.size = htons (s);
325 hdr.header.type = htons (MTYPE);
326 hdr.num = htonl (tr_n);
327 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
328 ret += sizeof (struct TestMessage);
329 memset (&cbuf[ret], tr_n, s - sizeof (struct TestMessage));
330 ret += s - sizeof (struct TestMessage);
333 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
334 break; /* sometimes pack buffer full, sometimes not */
336 while (size - ret >= s);
337 GNUNET_SCHEDULER_cancel (sched, err_task);
339 GNUNET_SCHEDULER_add_delayed (sched,
341 &terminate_task_error,
343 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
344 "Returning total message block of size %u\n",
353 init_notify (void *cls,
354 struct GNUNET_CORE_Handle *server,
355 const struct GNUNET_PeerIdentity *my_identity,
356 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded *publicKey)
358 struct PeerContext *p = cls;
360 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
361 "Connection to CORE service of `%4s' established\n",
362 GNUNET_i2s (my_identity));
363 GNUNET_assert (server != NULL);
364 p->id = *my_identity;
368 GNUNET_assert (ok == 2);
371 GNUNET_CORE_connect (sched,
381 &outbound_notify, GNUNET_YES, handlers);
385 GNUNET_assert (ok == 3);
387 GNUNET_assert (cls == &p2);
388 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
389 "Asking core (1) for transmission to peer `%4s'\n",
390 GNUNET_i2s (&p2.id));
392 GNUNET_SCHEDULER_add_delayed (sched,
394 &terminate_task_error,
396 start_time = GNUNET_TIME_absolute_get ();
397 GNUNET_break (NULL !=
398 GNUNET_CORE_notify_transmit_ready (p1.ch,
403 &transmit_ready, &p1));
409 process_hello (void *cls,
410 const struct GNUNET_MessageHeader *message)
412 struct PeerContext *p = cls;
414 GNUNET_TRANSPORT_get_hello_cancel (p->th, &process_hello, p);
415 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
416 "Received (my) `%s' from transport service\n",
418 GNUNET_assert (message != NULL);
419 p->hello = GNUNET_malloc (ntohs (message->size));
420 memcpy (p->hello, message, ntohs (message->size));
421 if ((p == &p1) && (p2.th != NULL))
422 GNUNET_TRANSPORT_offer_hello (p2.th, message);
423 if ((p == &p2) && (p1.th != NULL))
424 GNUNET_TRANSPORT_offer_hello (p1.th, message);
426 if ((p == &p1) && (p2.hello != NULL))
427 GNUNET_TRANSPORT_offer_hello (p1.th, p2.hello);
428 if ((p == &p2) && (p1.hello != NULL))
429 GNUNET_TRANSPORT_offer_hello (p2.th, p1.hello);
435 setup_peer (struct PeerContext *p, const char *cfgname)
437 p->cfg = GNUNET_CONFIGURATION_create ();
439 p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
440 "gnunet-service-arm",
444 "-c", cfgname, NULL);
446 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
447 p->th = GNUNET_TRANSPORT_connect (sched, p->cfg, NULL, p, NULL, NULL, NULL);
448 GNUNET_assert (p->th != NULL);
449 GNUNET_TRANSPORT_get_hello (p->th, &process_hello, p);
455 struct GNUNET_SCHEDULER_Handle *s,
458 const struct GNUNET_CONFIGURATION_Handle *cfg)
460 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 (sched,
474 GNUNET_YES, &outbound_notify, GNUNET_YES, handlers);
479 stop_arm (struct PeerContext *p)
482 if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
483 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
484 if (GNUNET_OS_process_wait(p->arm_proc) != GNUNET_OK)
485 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
486 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
487 "ARM process %u stopped\n", GNUNET_OS_process_get_pid (p->arm_proc));
488 GNUNET_OS_process_close (p->arm_proc);
491 GNUNET_CONFIGURATION_destroy (p->cfg);
497 char *const argv[] = { "test-core-api-reliability",
499 "test_core_api_data.conf",
505 struct GNUNET_GETOPT_CommandLineOption options[] = {
506 GNUNET_GETOPT_OPTION_END
509 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
510 argv, "test-core-api-reliability", "nohelp", options, &run, &ok);
517 main (int argc, char *argv[])
521 GNUNET_log_setup ("test-core-api",
529 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-1");
530 GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-peer-2");
535 /* end of test_core_api_reliability.c */