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 (10000)
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;
101 static int msg_scheduled;
103 static int msg_recv_expected;
108 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
110 #define OKPP do { ok++; } while (0)
117 unsigned long long delta;
119 GNUNET_SCHEDULER_cancel (sched, die_task);
120 die_task = GNUNET_SCHEDULER_NO_TASK;
122 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from transports!\n");
124 GNUNET_TRANSPORT_disconnect (p1.th);
125 GNUNET_TRANSPORT_disconnect (p2.th);
127 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
128 "Transports disconnected, returning success!\n");
130 delta = GNUNET_TIME_absolute_get_duration (start_time).value;
132 "\nThroughput was %llu kb/s\n",
133 total_bytes * 1000 / 1024 / delta);
141 stop_arm (struct PeerContext *p)
144 if (0 != PLIBC_KILL (p->arm_pid, SIGTERM))
145 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
146 GNUNET_OS_process_wait (p->arm_pid);
148 GNUNET_CONFIGURATION_destroy (p->cfg);
153 end_badly (void *cls,
154 const struct GNUNET_SCHEDULER_TaskContext *tc)
156 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
157 "Reliability failed: \nLast message sent %u \nNext message scheduled %u\nLast message received %u\nMessage expected %u \n ", msg_sent, msg_scheduled, msg_recv, msg_recv_expected);
159 GNUNET_TRANSPORT_disconnect (p1.th);
160 GNUNET_TRANSPORT_disconnect (p2.th);
167 struct GNUNET_MessageHeader header;
173 get_size (unsigned int iter)
178 return iter + sizeof (struct TestMessage);
179 ret = (iter * iter * iter);
180 return sizeof (struct TestMessage) + (ret % 60000);
185 notify_receive (void *cls,
186 const struct GNUNET_PeerIdentity *peer,
187 const struct GNUNET_MessageHeader *message,
188 struct GNUNET_TIME_Relative latency,
193 char cbuf[GNUNET_SERVER_MAX_MESSAGE_SIZE - 1];
194 const struct TestMessage *hdr;
196 hdr = (const struct TestMessage*) message;
198 if (MTYPE != ntohs (message->type))
200 msg_recv_expected = n;
201 msg_recv = ntohl(hdr->num);
202 if (ntohs (message->size) != s)
204 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
205 "Expected message %u of size %u, got %u bytes of message %u\n",
207 ntohs (message->size),
209 GNUNET_SCHEDULER_cancel (sched, die_task);
210 die_task = GNUNET_SCHEDULER_add_now (sched, &end_badly, NULL);
213 if (ntohl (hdr->num) != n)
215 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
216 "Expected message %u of size %u, got %u bytes of message %u\n",
218 ntohs (message->size),
220 GNUNET_SCHEDULER_cancel (sched, die_task);
221 die_task = GNUNET_SCHEDULER_add_now (sched, &end_badly, NULL);
224 memset (cbuf, n, s - sizeof (struct TestMessage));
225 if (0 != memcmp (cbuf,
227 s - sizeof (struct TestMessage)))
229 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
230 "Expected message %u with bits %u, but body did not match\n",
231 n, (unsigned char) n);
232 GNUNET_SCHEDULER_cancel (sched, die_task);
233 die_task = GNUNET_SCHEDULER_add_now (sched, &end_badly, NULL);
237 if (ntohl(hdr->num) % 5000 == 0)
239 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
240 "Got message %u of size %u\n",
242 ntohs (message->size));
246 if (0 == (n % (TOTAL_MSGS/100)))
248 fprintf (stderr, ".");
249 GNUNET_SCHEDULER_cancel (sched, die_task);
250 die_task = GNUNET_SCHEDULER_add_delayed (sched,
261 notify_ready (void *cls, size_t size, void *buf)
265 struct TestMessage hdr;
277 GNUNET_assert (size >= s);
278 GNUNET_assert (buf != NULL);
282 hdr.header.size = htons (s);
283 hdr.header.type = htons (MTYPE);
286 memcpy (&cbuf[ret], &hdr, sizeof (struct TestMessage));
287 ret += sizeof (struct TestMessage);
288 memset (&cbuf[ret], n, s - sizeof (struct TestMessage));
289 ret += s - sizeof (struct TestMessage);
293 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
294 "Sending message %u of size %u\n",
301 if (0 == GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 16))
302 break; /* sometimes pack buffer full, sometimes not */
304 while (size - ret >= s);
307 GNUNET_TRANSPORT_notify_transmit_ready (p2.th,
316 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
317 "Returning total message block of size %u\n",
326 notify_connect (void *cls,
327 const struct GNUNET_PeerIdentity *peer,
328 struct GNUNET_TIME_Relative latency,
333 GNUNET_TRANSPORT_set_quota (p1.th,
335 GNUNET_BANDWIDTH_value_init (1024 * 1024 * 1024),
336 GNUNET_BANDWIDTH_value_init (1024 * 1024 * 1024),
337 GNUNET_TIME_UNIT_FOREVER_REL,
339 start_time = GNUNET_TIME_absolute_get ();
344 GNUNET_TRANSPORT_set_quota (p2.th,
346 GNUNET_BANDWIDTH_value_init (1024 * 1024 * 1024),
347 GNUNET_BANDWIDTH_value_init (1024 * 1024 * 1024),
348 GNUNET_TIME_UNIT_FOREVER_REL,
355 GNUNET_TRANSPORT_notify_transmit_ready (p2.th,
357 get_size (0), 0, TIMEOUT,
362 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
363 "Peer `%4s' connected to us (%p)!\n", GNUNET_i2s (peer), cls);
369 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
372 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
373 "Peer `%4s' disconnected (%p)!\n",
374 GNUNET_i2s (peer), cls);
380 setup_peer (struct PeerContext *p, const char *cfgname)
382 p->cfg = GNUNET_CONFIGURATION_create ();
384 p->arm_pid = GNUNET_OS_start_process (NULL, NULL,
385 "gnunet-service-arm",
386 "gnunet-service-arm",
390 "-c", cfgname, NULL);
392 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
399 if (GNUNET_CONFIGURATION_have_value (p->cfg,
400 "transport-https", "KEY_FILE"))
401 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "KEY_FILE", &key_file_p1);
402 if (key_file_p1 == NULL)
403 GNUNET_asprintf(&key_file_p1,"https_p1.key");
404 if (0 == stat (key_file_p1, &sbuf ))
406 if (0 == remove(key_file_p1))
407 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing private key file `%s'\n",key_file_p1);
409 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove private key file `%s'\n",key_file_p1);
411 if (GNUNET_CONFIGURATION_have_value (p->cfg,"transport-https", "CERT_FILE"))
412 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "CERT_FILE", &cert_file_p1);
413 if (cert_file_p1 == NULL)
414 GNUNET_asprintf(&cert_file_p1,"https_p1.cert");
415 if (0 == stat (cert_file_p1, &sbuf ))
417 if (0 == remove(cert_file_p1))
418 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing certificate file `%s'\n",cert_file_p1);
420 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove existing certificate file `%s'\n",cert_file_p1);
425 if (GNUNET_CONFIGURATION_have_value (p->cfg,
426 "transport-https", "KEY_FILE"))
427 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "KEY_FILE", &key_file_p2);
428 if (key_file_p2 == NULL)
429 GNUNET_asprintf(&key_file_p2,"https_p2.key");
430 if (0 == stat (key_file_p2, &sbuf ))
432 if (0 == remove(key_file_p2))
433 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing private key file `%s'\n",key_file_p2);
435 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove private key file `%s'\n",key_file_p2);
437 if (GNUNET_CONFIGURATION_have_value (p->cfg,"transport-https", "CERT_FILE"))
438 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "CERT_FILE", &cert_file_p2);
439 if (cert_file_p2 == NULL)
440 GNUNET_asprintf(&cert_file_p2,"https_p2.cert");
441 if (0 == stat (cert_file_p2, &sbuf ))
443 if (0 == remove(cert_file_p2))
444 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing certificate file `%s'\n",cert_file_p2);
446 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove existing certificate file `%s'\n",cert_file_p2);
451 p->th = GNUNET_TRANSPORT_connect (sched, p->cfg, NULL,
456 GNUNET_assert (p->th != NULL);
461 exchange_hello_last (void *cls,
462 const struct GNUNET_MessageHeader *message)
464 struct PeerContext *me = cls;
466 GNUNET_TRANSPORT_get_hello_cancel (p2.th, &exchange_hello_last, me);
468 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
469 "Exchanging HELLO with peer (%p)!\n", cls);
471 GNUNET_assert (ok >= 3);
473 GNUNET_assert (message != NULL);
474 GNUNET_assert (GNUNET_OK ==
475 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
477 /* both HELLOs exchanged, get ready to test transmission! */
478 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
479 "Finished exchanging HELLOs, now waiting for transmission!\n");
484 exchange_hello (void *cls,
485 const struct GNUNET_MessageHeader *message)
487 struct PeerContext *me = cls;
489 GNUNET_TRANSPORT_get_hello_cancel (p1.th, &exchange_hello, me);
491 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
492 "Exchanging HELLO with peer (%p)!\n", cls);
494 GNUNET_assert (ok >= 2);
496 GNUNET_assert (message != NULL);
497 GNUNET_assert (GNUNET_OK ==
498 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
502 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
503 "Received HELLO size %d\n",
504 GNUNET_HELLO_size((const struct GNUNET_HELLO_Message *)message));
506 GNUNET_TRANSPORT_offer_hello (p2.th, message);
507 GNUNET_TRANSPORT_get_hello (p2.th, &exchange_hello_last, &p2);
513 struct GNUNET_SCHEDULER_Handle *s,
515 const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
517 GNUNET_assert (ok == 1);
520 die_task = GNUNET_SCHEDULER_add_delayed (sched,
526 setup_peer (&p1, "test_transport_api_tcp_peer1.conf");
527 setup_peer (&p2, "test_transport_api_tcp_peer2.conf");
531 setup_peer (&p1, "test_transport_api_rel_http_peer1.conf");
532 setup_peer (&p2, "test_transport_api_rel_http_peer2.conf");
536 setup_peer (&p1, "test_transport_api_rel_https_peer1.conf");
537 setup_peer (&p2, "test_transport_api_rel_https_peer2.conf");
541 setup_peer (&p1, "test_transport_api_udp_peer1.conf");
542 setup_peer (&p2, "test_transport_api_udp_peer2.conf");
546 setup_peer (&p1, "test_transport_api_tcp_nat_peer1.conf");
547 setup_peer (&p2, "test_transport_api_tcp_nat_peer2.conf");
551 GNUNET_assert(p1.th != NULL);
552 GNUNET_assert(p2.th != NULL);
553 GNUNET_TRANSPORT_get_hello (p1.th, &exchange_hello, &p1);
560 char *const argv[] = { "test-transport-api-reliability",
562 "test_transport_api_data.conf",
568 struct GNUNET_GETOPT_CommandLineOption options[] = {
569 GNUNET_GETOPT_OPTION_END
573 setTransportOptions("test_transport_api_data.conf");
576 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
577 argv, "test-transport-api-reliability", "nohelp",
585 if (0 == stat (cert_file_p1, &sbuf ))
587 if (0 == remove(cert_file_p1))
588 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed existing certificate file `%s'\n",cert_file_p1);
590 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove certfile `%s'\n",cert_file_p1);
593 if (0 == stat (key_file_p1, &sbuf ))
595 if (0 == remove(key_file_p1))
596 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed private key file `%s'\n",key_file_p1);
598 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to private key file `%s'\n",key_file_p1);
601 if (0 == stat (cert_file_p2, &sbuf ))
603 if (0 == remove(cert_file_p2))
604 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed existing certificate file `%s'\n",cert_file_p2);
606 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove certfile `%s'\n",cert_file_p2);
609 if (0 == stat (key_file_p2, &sbuf ))
611 if (0 == remove(key_file_p2))
612 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed private key file `%s'\n",key_file_p2);
614 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to private key file `%s'\n",key_file_p2);
616 GNUNET_free(key_file_p1);
617 GNUNET_free(key_file_p2);
618 GNUNET_free(cert_file_p1);
619 GNUNET_free(cert_file_p2);
627 main (int argc, char *argv[])
631 return GNUNET_SYSERR;
633 if (strstr(argv[0], "tcp_nat") != NULL)
635 is_tcp_nat = GNUNET_YES;
637 else if (strstr(argv[0], "tcp") != NULL)
641 else if (strstr(argv[0], "https") != NULL)
643 is_https = GNUNET_YES;
645 else if (strstr(argv[0], "http") != NULL)
647 is_http = GNUNET_YES;
649 else if (strstr(argv[0], "udp") != NULL)
653 GNUNET_log_setup ("test-transport-api-reliability",
661 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-1");
662 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-2");
666 /* end of test_transport_api_reliability.c */