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.
10 GNUnet is distributed in the hope that it will be useful, but
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., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
21 * @file transport/test_transport_api_reliability.c
22 * @brief base test case for transport implementations
24 * This test case serves as a base for tcp and http
25 * transport test cases to check that the transports
26 * achieve reliable message delivery.
29 #include "gnunet_common.h"
30 #include "gnunet_hello_lib.h"
31 #include "gnunet_getopt_lib.h"
32 #include "gnunet_os_lib.h"
33 #include "gnunet_program_lib.h"
34 #include "gnunet_scheduler_lib.h"
35 #include "gnunet_server_lib.h"
36 #include "gnunet_transport_service.h"
37 #include "transport.h"
39 #define VERBOSE GNUNET_NO
41 #define VERBOSE_ARM GNUNET_NO
43 #define START_ARM GNUNET_YES
46 * Note that this value must not significantly exceed
47 * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
48 * messages may be dropped even for a reliable transport.
50 #define TOTAL_MSGS (60000 * 2)
53 * How long until we give up on transmitting the message?
55 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 1500)
61 struct GNUNET_CONFIGURATION_Handle *cfg;
62 struct GNUNET_TRANSPORT_Handle *th;
63 struct GNUNET_PeerIdentity id;
69 static struct PeerContext p1;
71 static struct PeerContext p2;
73 static struct GNUNET_SCHEDULER_Handle *sched;
79 static int is_tcp_nat;
89 static unsigned long long total_bytes;
91 static struct GNUNET_TIME_Absolute start_time;
93 static GNUNET_SCHEDULER_TaskIdentifier die_task;
95 static char * key_file_p1;
96 static char * cert_file_p1;
98 static char * key_file_p2;
99 static char * cert_file_p2;
103 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
105 #define OKPP do { ok++; } while (0)
112 unsigned long long delta;
114 GNUNET_SCHEDULER_cancel (sched, die_task);
115 die_task = GNUNET_SCHEDULER_NO_TASK;
117 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from transports!\n");
119 GNUNET_TRANSPORT_disconnect (p1.th);
120 GNUNET_TRANSPORT_disconnect (p2.th);
122 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
123 "Transports disconnected, returning success!\n");
125 delta = GNUNET_TIME_absolute_get_duration (start_time).value;
127 "\nThroughput was %llu kb/s\n",
128 total_bytes * 1000 / 1024 / delta);
136 stop_arm (struct PeerContext *p)
139 if (0 != PLIBC_KILL (p->arm_pid, SIGTERM))
140 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
141 GNUNET_OS_process_wait (p->arm_pid);
143 GNUNET_CONFIGURATION_destroy (p->cfg);
148 end_badly (void *cls,
149 const struct GNUNET_SCHEDULER_TaskContext *tc)
152 GNUNET_TRANSPORT_disconnect (p1.th);
153 GNUNET_TRANSPORT_disconnect (p2.th);
160 struct GNUNET_MessageHeader header;
166 get_size (unsigned int iter)
171 return iter + sizeof (struct TestMessage);
172 ret = (iter * iter * iter);
173 return sizeof (struct TestMessage) + (ret % 60000);
178 notify_receive (void *cls,
179 const struct GNUNET_PeerIdentity *peer,
180 const struct GNUNET_MessageHeader *message,
181 struct GNUNET_TIME_Relative latency,
186 char cbuf[GNUNET_SERVER_MAX_MESSAGE_SIZE - 1];
187 const struct TestMessage *hdr;
189 hdr = (const struct TestMessage*) message;
191 if (MTYPE != ntohs (message->type))
193 if (ntohs (message->size) != s)
195 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
196 "Expected message %u of size %u, got %u bytes of message %u\n",
198 ntohs (message->size),
200 GNUNET_SCHEDULER_cancel (sched, die_task);
201 die_task = GNUNET_SCHEDULER_add_now (sched, &end_badly, NULL);
204 if (ntohl (hdr->num) != n)
206 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
207 "Expected message %u of size %u, got %u bytes of message %u\n",
209 ntohs (message->size),
211 GNUNET_SCHEDULER_cancel (sched, die_task);
212 die_task = GNUNET_SCHEDULER_add_now (sched, &end_badly, NULL);
215 memset (cbuf, n, s - sizeof (struct TestMessage));
216 if (0 != memcmp (cbuf,
218 s - sizeof (struct TestMessage)))
220 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
221 "Expected message %u with bits %u, but body did not match\n",
222 n, (unsigned char) n);
223 GNUNET_SCHEDULER_cancel (sched, die_task);
224 die_task = GNUNET_SCHEDULER_add_now (sched, &end_badly, NULL);
228 if (ntohl(hdr->num) % 5000 == 0)
230 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
231 "Got message %u of size %u\n",
233 ntohs (message->size));
237 if (0 == (n % (TOTAL_MSGS/100)))
239 fprintf (stderr, ".");
240 GNUNET_SCHEDULER_cancel (sched, die_task);
241 die_task = GNUNET_SCHEDULER_add_delayed (sched,
252 notify_ready (void *cls, size_t size, void *buf)
256 struct TestMessage hdr;
268 GNUNET_assert (size >= s);
269 GNUNET_assert (buf != NULL);
273 hdr.header.size = htons (s);
274 hdr.header.type = htons (MTYPE);
276 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
277 ret += sizeof (struct TestMessage);
278 memset (&cbuf[ret], n, s - sizeof (struct TestMessage));
279 ret += s - sizeof (struct TestMessage);
283 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
284 "Sending message %u of size %u\n",
291 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
292 break; /* sometimes pack buffer full, sometimes not */
294 while (size - ret >= s);
296 GNUNET_TRANSPORT_notify_transmit_ready (p2.th,
303 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
304 "Returning total message block of size %u\n",
313 notify_connect (void *cls,
314 const struct GNUNET_PeerIdentity *peer,
315 struct GNUNET_TIME_Relative latency,
320 GNUNET_TRANSPORT_set_quota (p1.th,
322 GNUNET_BANDWIDTH_value_init (1024 * 1024 * 1024),
323 GNUNET_BANDWIDTH_value_init (1024 * 1024 * 1024),
324 GNUNET_TIME_UNIT_FOREVER_REL,
326 start_time = GNUNET_TIME_absolute_get ();
331 GNUNET_TRANSPORT_set_quota (p2.th,
333 GNUNET_BANDWIDTH_value_init (1024 * 1024 * 1024),
334 GNUNET_BANDWIDTH_value_init (1024 * 1024 * 1024),
335 GNUNET_TIME_UNIT_FOREVER_REL,
342 GNUNET_TRANSPORT_notify_transmit_ready (p2.th,
344 get_size (0), 0, TIMEOUT,
349 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
350 "Peer `%4s' connected to us (%p)!\n", GNUNET_i2s (peer), cls);
356 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
359 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
360 "Peer `%4s' disconnected (%p)!\n",
361 GNUNET_i2s (peer), cls);
367 setup_peer (struct PeerContext *p, const char *cfgname)
369 p->cfg = GNUNET_CONFIGURATION_create ();
371 p->arm_pid = GNUNET_OS_start_process (NULL, NULL,
372 "gnunet-service-arm",
373 "gnunet-service-arm",
377 "-c", cfgname, NULL);
379 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
386 if (GNUNET_CONFIGURATION_have_value (p->cfg,
387 "transport-https", "KEY_FILE"))
388 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "KEY_FILE", &key_file_p1);
390 GNUNET_asprintf(&key_file_p1,"https.key");
391 if (0 == stat (key_file_p1, &sbuf ))
393 if (0 == remove(key_file_p1))
394 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing private key file `%s'\n",key_file_p1);
396 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove private key file `%s'\n",key_file_p1);
398 if (GNUNET_CONFIGURATION_have_value (p->cfg,"transport-https", "CERT_FILE"))
399 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "CERT_FILE", &cert_file_p1);
401 GNUNET_asprintf(&cert_file_p1,"https.cert");
402 if (0 == stat (cert_file_p1, &sbuf ))
404 if (0 == remove(cert_file_p1))
405 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing certificate file `%s'\n",cert_file_p1);
407 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove existing certificate file `%s'\n",cert_file_p1);
412 if (GNUNET_CONFIGURATION_have_value (p->cfg,
413 "transport-https", "KEY_FILE"))
414 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "KEY_FILE", &key_file_p2);
416 GNUNET_asprintf(&key_file_p2,"https.key");
417 if (0 == stat (key_file_p2, &sbuf ))
419 if (0 == remove(key_file_p2))
420 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing private key file `%s'\n",key_file_p2);
422 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove private key file `%s'\n",key_file_p2);
424 if (GNUNET_CONFIGURATION_have_value (p->cfg,"transport-https", "CERT_FILE"))
425 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "CERT_FILE", &cert_file_p2);
427 GNUNET_asprintf(&cert_file_p2,"https.cert");
428 if (0 == stat (cert_file_p2, &sbuf ))
430 if (0 == remove(cert_file_p2))
431 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing certificate file `%s'\n",cert_file_p2);
433 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove existing certificate file `%s'\n",cert_file_p2);
438 p->th = GNUNET_TRANSPORT_connect (sched, p->cfg, NULL,
443 GNUNET_assert (p->th != NULL);
448 exchange_hello_last (void *cls,
449 const struct GNUNET_MessageHeader *message)
451 struct PeerContext *me = cls;
453 GNUNET_TRANSPORT_get_hello_cancel (p2.th, &exchange_hello_last, me);
455 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
456 "Exchanging HELLO with peer (%p)!\n", cls);
458 GNUNET_assert (ok >= 3);
460 GNUNET_assert (message != NULL);
461 GNUNET_assert (GNUNET_OK ==
462 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
464 /* both HELLOs exchanged, get ready to test transmission! */
465 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
466 "Finished exchanging HELLOs, now waiting for transmission!\n");
471 exchange_hello (void *cls,
472 const struct GNUNET_MessageHeader *message)
474 struct PeerContext *me = cls;
476 GNUNET_TRANSPORT_get_hello_cancel (p1.th, &exchange_hello, me);
478 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
479 "Exchanging HELLO with peer (%p)!\n", cls);
481 GNUNET_assert (ok >= 2);
483 GNUNET_assert (message != NULL);
484 GNUNET_assert (GNUNET_OK ==
485 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
489 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
490 "Received HELLO size %d\n",
491 GNUNET_HELLO_size((const struct GNUNET_HELLO_Message *)message));
493 GNUNET_TRANSPORT_offer_hello (p2.th, message);
494 GNUNET_TRANSPORT_get_hello (p2.th, &exchange_hello_last, &p2);
500 struct GNUNET_SCHEDULER_Handle *s,
502 const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
504 GNUNET_assert (ok == 1);
507 die_task = GNUNET_SCHEDULER_add_delayed (sched,
513 setup_peer (&p1, "test_transport_api_tcp_peer1.conf");
514 setup_peer (&p2, "test_transport_api_tcp_peer2.conf");
518 setup_peer (&p1, "test_transport_api_rel_http_peer1.conf");
519 setup_peer (&p2, "test_transport_api_rel_http_peer2.conf");
523 setup_peer (&p1, "test_transport_api_rel_https_peer1.conf");
524 setup_peer (&p2, "test_transport_api_rel_https_peer2.conf");
528 setup_peer (&p1, "test_transport_api_udp_peer1.conf");
529 setup_peer (&p2, "test_transport_api_udp_peer2.conf");
533 setup_peer (&p1, "test_transport_api_tcp_nat_peer1.conf");
534 setup_peer (&p2, "test_transport_api_tcp_nat_peer2.conf");
538 GNUNET_assert(p1.th != NULL);
539 GNUNET_assert(p2.th != NULL);
540 GNUNET_TRANSPORT_get_hello (p1.th, &exchange_hello, &p1);
547 char *const argv[] = { "test-transport-api-reliability",
549 "test_transport_api_data.conf",
555 struct GNUNET_GETOPT_CommandLineOption options[] = {
556 GNUNET_GETOPT_OPTION_END
560 setTransportOptions("test_transport_api_data.conf");
563 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
564 argv, "test-transport-api-reliability", "nohelp",
572 if (0 == stat (cert_file_p1, &sbuf ))
574 if (0 == remove(cert_file_p1))
575 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed existing certificate file `%s'\n",cert_file_p1);
577 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove certfile `%s'\n",cert_file_p1);
580 if (0 == stat (key_file_p1, &sbuf ))
582 if (0 == remove(key_file_p1))
583 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed private key file `%s'\n",key_file_p1);
585 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to private key file `%s'\n",key_file_p1);
588 if (0 == stat (cert_file_p2, &sbuf ))
590 if (0 == remove(cert_file_p2))
591 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed existing certificate file `%s'\n",cert_file_p2);
593 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove certfile `%s'\n",cert_file_p2);
596 if (0 == stat (key_file_p2, &sbuf ))
598 if (0 == remove(key_file_p2))
599 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed private key file `%s'\n",key_file_p2);
601 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to private key file `%s'\n",key_file_p2);
603 GNUNET_free(key_file_p1);
604 GNUNET_free(key_file_p2);
605 GNUNET_free(cert_file_p1);
606 GNUNET_free(cert_file_p2);
614 main (int argc, char *argv[])
618 return GNUNET_SYSERR;
620 if (strstr(argv[0], "tcp_nat") != NULL)
622 is_tcp_nat = GNUNET_YES;
624 else if (strstr(argv[0], "tcp") != NULL)
628 else if (strstr(argv[0], "https") != NULL)
630 is_https = GNUNET_YES;
632 else if (strstr(argv[0], "http") != NULL)
634 is_http = GNUNET_YES;
636 else if (strstr(argv[0], "udp") != NULL)
640 GNUNET_log_setup ("test-transport-api-reliability",
648 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-1");
649 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-2");
653 /* end of test_transport_api_reliability.c */