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.c
22 * @brief base test case for transport implementations
24 * This test case serves as a base for tcp, udp, and udp-nat
25 * transport test cases. Based on the executable being run
26 * the correct test case will be performed. Conservation of
30 #include "gnunet_common.h"
31 #include "gnunet_hello_lib.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"
37 #include "transport.h"
39 #define VERBOSE GNUNET_NO
41 #define VERBOSE_ARM GNUNET_NO
43 #define START_ARM GNUNET_YES
46 * How long until we give up on transmitting the message?
48 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 300)
51 * How long until we give up on transmitting the message?
53 #define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
59 struct GNUNET_CONFIGURATION_Handle *cfg;
60 struct GNUNET_TRANSPORT_Handle *th;
61 struct GNUNET_PeerIdentity id;
67 static struct PeerContext p1;
69 static struct PeerContext p2;
71 static struct GNUNET_SCHEDULER_Handle *sched;
77 static int is_tcp_nat;
81 static int is_udp_nat;
87 static GNUNET_SCHEDULER_TaskIdentifier die_task;
89 static char * key_file_p1;
90 static char * cert_file_p1;
92 static char * key_file_p2;
93 static char * cert_file_p2;
96 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
98 #define OKPP do { ok++; } while (0)
106 GNUNET_assert (ok == 6);
107 GNUNET_SCHEDULER_cancel (sched, die_task);
108 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from transports!\n");
109 GNUNET_TRANSPORT_disconnect (p1.th);
110 GNUNET_TRANSPORT_disconnect (p2.th);
112 die_task = GNUNET_SCHEDULER_NO_TASK;
113 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Transports disconnected, returning success!\n");
118 stop_arm (struct PeerContext *p)
121 if (0 != PLIBC_KILL (p->arm_pid, SIGTERM))
122 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
123 GNUNET_OS_process_wait (p->arm_pid);
125 GNUNET_CONFIGURATION_destroy (p->cfg);
132 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from transports!\n");
134 GNUNET_TRANSPORT_disconnect (p1.th);
135 GNUNET_TRANSPORT_disconnect (p2.th);
140 notify_receive (void *cls,
141 const struct GNUNET_PeerIdentity *peer,
142 const struct GNUNET_MessageHeader *message,
143 struct GNUNET_TIME_Relative latency,
146 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ok is (%d)!\n",
149 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received message of type %d from peer (%p)!\n",
150 ntohs(message->type), cls);
152 GNUNET_assert (ok == 5);
155 GNUNET_assert (MTYPE == ntohs (message->type));
156 GNUNET_assert (sizeof (struct GNUNET_MessageHeader) ==
157 ntohs (message->size));
158 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received message from peer (%p)!\n",
165 notify_ready (void *cls, size_t size, void *buf)
167 struct GNUNET_MessageHeader *hdr;
169 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
170 "Transmitting message to peer (%p) - %u!\n", cls, sizeof (struct GNUNET_MessageHeader));
171 GNUNET_assert (size >= 256);
172 GNUNET_assert (ok == 4);
178 hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
179 hdr->type = htons (MTYPE);
182 return sizeof (struct GNUNET_MessageHeader);
187 notify_connect (void *cls,
188 const struct GNUNET_PeerIdentity *peer,
189 struct GNUNET_TIME_Relative latency,
194 GNUNET_SCHEDULER_cancel (sched, die_task);
195 die_task = GNUNET_SCHEDULER_add_delayed (sched,
199 GNUNET_TRANSPORT_notify_transmit_ready (p1.th,
201 256, 0, TIMEOUT, ¬ify_ready,
204 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
205 "Peer `%4s' connected to us (%p)!\n", GNUNET_i2s (peer), cls);
210 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
212 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
213 "Peer `%4s' disconnected (%p)!\n",
214 GNUNET_i2s (peer), cls);
219 setup_peer (struct PeerContext *p, const char *cfgname)
221 p->cfg = GNUNET_CONFIGURATION_create ();
223 p->arm_pid = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
224 "gnunet-service-arm",
228 "-c", cfgname, NULL);
230 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
237 if (GNUNET_CONFIGURATION_have_value (p->cfg,
238 "transport-https", "KEY_FILE"))
239 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "KEY_FILE", &key_file_p1);
240 if (key_file_p1==NULL)
241 GNUNET_asprintf(&key_file_p1,"https.key");
242 if (0 == stat (key_file_p1, &sbuf ))
244 if (0 == remove(key_file_p1))
245 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing private key file `%s'\n",key_file_p1);
247 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove private key file `%s'\n",key_file_p1);
249 if (GNUNET_CONFIGURATION_have_value (p->cfg,"transport-https", "CERT_FILE"))
250 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "CERT_FILE", &cert_file_p1);
251 if (cert_file_p1==NULL)
252 GNUNET_asprintf(&cert_file_p1,"https.cert");
253 if (0 == stat (cert_file_p1, &sbuf ))
255 if (0 == remove(cert_file_p1))
256 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing certificate file `%s'\n",cert_file_p1);
258 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove existing certificate file `%s'\n",cert_file_p1);
263 if (GNUNET_CONFIGURATION_have_value (p->cfg,
264 "transport-https", "KEY_FILE"))
265 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "KEY_FILE", &key_file_p2);
266 if (key_file_p2==NULL)
267 GNUNET_asprintf(&key_file_p2,"https.key");
268 if (0 == stat (key_file_p2, &sbuf ))
270 if (0 == remove(key_file_p2))
271 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing private key file `%s'\n",key_file_p2);
273 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove private key file `%s'\n",key_file_p2);
275 if (GNUNET_CONFIGURATION_have_value (p->cfg,"transport-https", "CERT_FILE"))
276 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "CERT_FILE", &cert_file_p2);
277 if (cert_file_p2==NULL)
278 GNUNET_asprintf(&cert_file_p2,"https.cert");
279 if (0 == stat (cert_file_p2, &sbuf ))
281 if (0 == remove(cert_file_p2))
282 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing certificate file `%s'\n",cert_file_p2);
284 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove existing certificate file `%s'\n",cert_file_p2);
289 p->th = GNUNET_TRANSPORT_connect (sched, p->cfg,
292 ¬ify_connect, ¬ify_disconnect);
293 GNUNET_assert (p->th != NULL);
298 exchange_hello_last (void *cls,
299 const struct GNUNET_MessageHeader *message)
301 struct PeerContext *me = cls;
303 GNUNET_TRANSPORT_get_hello_cancel (p2.th, &exchange_hello_last, me);
304 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
305 "Exchanging HELLO with peer (%p)!\n", cls);
306 GNUNET_assert (ok >= 3);
308 GNUNET_assert (message != NULL);
309 GNUNET_assert (GNUNET_OK ==
310 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
312 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
313 "Finished exchanging HELLOs, now waiting for transmission!\n");
317 exchange_hello (void *cls,
318 const struct GNUNET_MessageHeader *message)
320 struct PeerContext *me = cls;
322 GNUNET_TRANSPORT_get_hello_cancel (p1.th, &exchange_hello, me);
323 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
324 "Exchanging HELLO with peer (%p)!\n", cls);
325 GNUNET_assert (ok >= 2);
327 GNUNET_assert (message != NULL);
328 GNUNET_assert (GNUNET_OK ==
329 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
332 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
333 "Received HELLO size %d\n", GNUNET_HELLO_size((const struct GNUNET_HELLO_Message *)message));
335 GNUNET_TRANSPORT_offer_hello (p2.th, message);
336 GNUNET_TRANSPORT_get_hello (p2.th, &exchange_hello_last, &p2);
342 struct GNUNET_SCHEDULER_Handle *s,
344 const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
346 GNUNET_assert (ok == 1);
349 die_task = GNUNET_SCHEDULER_add_delayed (sched,
355 setup_peer (&p1, "test_transport_api_udp_peer1.conf");
356 setup_peer (&p2, "test_transport_api_udp_peer2.conf");
360 setup_peer (&p1, "test_transport_api_tcp_peer1.conf");
361 setup_peer (&p2, "test_transport_api_tcp_peer2.conf");
365 setup_peer (&p1, "test_transport_api_tcp_nat_peer1.conf");
366 setup_peer (&p2, "test_transport_api_tcp_nat_peer2.conf");
370 setup_peer (&p1, "test_transport_api_udp_nat_peer1.conf");
371 setup_peer (&p2, "test_transport_api_udp_nat_peer2.conf");
375 setup_peer (&p1, "test_transport_api_http_peer1.conf");
376 setup_peer (&p2, "test_transport_api_http_peer2.conf");
380 setup_peer (&p1, "test_transport_api_https_peer1.conf");
381 setup_peer (&p2, "test_transport_api_https_peer2.conf");
383 GNUNET_assert(p1.th != NULL);
384 GNUNET_assert(p2.th != NULL);
386 GNUNET_TRANSPORT_get_hello (p1.th, &exchange_hello, &p1);
392 static char *const argv[] = { "test-transport-api",
394 "test_transport_api_data.conf",
400 static struct GNUNET_GETOPT_CommandLineOption options[] = {
401 GNUNET_GETOPT_OPTION_END
405 setTransportOptions("test_transport_api_data.conf");
408 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
409 argv, "test-transport-api", "nohelp",
417 if (0 == stat (cert_file_p1, &sbuf ))
419 if (0 == remove(cert_file_p1))
420 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed existing certificate file `%s'\n",cert_file_p1);
422 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove certfile `%s'\n",cert_file_p1);
425 if (0 == stat (key_file_p1, &sbuf ))
427 if (0 == remove(key_file_p1))
428 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed private key file `%s'\n",key_file_p1);
430 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to private key file `%s'\n",key_file_p1);
433 if (0 == stat (cert_file_p2, &sbuf ))
435 if (0 == remove(cert_file_p2))
436 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed existing certificate file `%s'\n",cert_file_p2);
438 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove certfile `%s'\n",cert_file_p2);
441 if (0 == stat (key_file_p2, &sbuf ))
443 if (0 == remove(key_file_p2))
444 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed private key file `%s'\n",key_file_p2);
446 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to private key file `%s'\n",key_file_p2);
448 GNUNET_free(key_file_p1);
449 GNUNET_free(key_file_p2);
450 GNUNET_free(cert_file_p1);
451 GNUNET_free(cert_file_p2);
458 get_path_from_PATH ()
469 path = GNUNET_strdup (p); /* because we write on it */
470 buf = GNUNET_malloc (strlen (path) + 20);
473 while (NULL != (end = strchr (pos, PATH_SEPARATOR)))
476 sprintf (buf, "%s/%s", pos, "gnunet-nat-server");
477 if (GNUNET_DISK_file_test (buf) == GNUNET_YES)
484 sprintf (buf, "%s/%s", pos, "gnunet-nat-server");
486 if (GNUNET_DISK_file_test (buf) == GNUNET_YES)
494 check_gnunet_nat_server()
499 p = get_path_from_PATH ();
502 if (0 != STAT (p, &statbuf))
505 return GNUNET_SYSERR;
508 if ( (0 != (statbuf.st_mode & S_ISUID)) &&
509 (statbuf.st_uid == 0) )
515 main (int argc, char *argv[])
519 return GNUNET_SYSERR;
522 GNUNET_log_setup ("test-transport-api",
530 if (strstr(argv[0], "tcp_nat") != NULL)
532 is_tcp_nat = GNUNET_YES;
533 if (check_gnunet_nat_server() != GNUNET_OK)
535 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
536 "`%s' not properly installed, cannot run NAT test!\n",
537 "gnunet-nat-server");
541 else if (strstr(argv[0], "tcp") != NULL)
545 else if (strstr(argv[0], "udp_nat") != NULL)
547 is_udp_nat = GNUNET_YES;
548 if (check_gnunet_nat_server() != GNUNET_OK)
550 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
551 "`%s' not properly installed, cannot run NAT test!\n",
552 "gnunet-nat-server");
556 else if (strstr(argv[0], "udp") != NULL)
560 else if (strstr(argv[0], "https") != NULL)
562 is_https = GNUNET_YES;
564 else if (strstr(argv[0], "http") != NULL)
566 is_http = GNUNET_YES;
570 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-1");
571 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-2");
575 /* end of test_transport_api.c */