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;
63 GNUNET_OS_Process *arm_proc;
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 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
122 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
123 GNUNET_OS_process_wait (p->arm_proc);
124 GNUNET_OS_process_close (p->arm_proc);
127 GNUNET_CONFIGURATION_destroy (p->cfg);
134 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from transports!\n");
136 GNUNET_TRANSPORT_disconnect (p1.th);
137 GNUNET_TRANSPORT_disconnect (p2.th);
142 notify_receive (void *cls,
143 const struct GNUNET_PeerIdentity *peer,
144 const struct GNUNET_MessageHeader *message,
145 struct GNUNET_TIME_Relative latency,
148 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ok is (%d)!\n",
151 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received message of type %d from peer (%p)!\n",
152 ntohs(message->type), cls);
154 GNUNET_assert (ok == 5);
157 GNUNET_assert (MTYPE == ntohs (message->type));
158 GNUNET_assert (sizeof (struct GNUNET_MessageHeader) ==
159 ntohs (message->size));
160 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received message from peer (%p)!\n",
167 notify_ready (void *cls, size_t size, void *buf)
169 struct GNUNET_MessageHeader *hdr;
171 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
172 "Transmitting message to peer (%p) - %u!\n", cls, sizeof (struct GNUNET_MessageHeader));
173 GNUNET_assert (size >= 256);
174 GNUNET_assert (ok == 4);
180 hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
181 hdr->type = htons (MTYPE);
184 return sizeof (struct GNUNET_MessageHeader);
189 notify_connect (void *cls,
190 const struct GNUNET_PeerIdentity *peer,
191 struct GNUNET_TIME_Relative latency,
196 GNUNET_SCHEDULER_cancel (sched, die_task);
197 die_task = GNUNET_SCHEDULER_add_delayed (sched,
201 GNUNET_TRANSPORT_notify_transmit_ready (p1.th,
203 256, 0, TIMEOUT, ¬ify_ready,
206 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
207 "Peer `%4s' connected to us (%p)!\n", GNUNET_i2s (peer), cls);
212 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
214 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
215 "Peer `%4s' disconnected (%p)!\n",
216 GNUNET_i2s (peer), cls);
221 setup_peer (struct PeerContext *p, const char *cfgname)
223 p->cfg = GNUNET_CONFIGURATION_create ();
225 p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
226 "gnunet-service-arm",
230 "-c", cfgname, NULL);
232 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
239 if (GNUNET_CONFIGURATION_have_value (p->cfg,
240 "transport-https", "KEY_FILE"))
241 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "KEY_FILE", &key_file_p1);
242 if (key_file_p1==NULL)
243 GNUNET_asprintf(&key_file_p1,"https.key");
244 if (0 == stat (key_file_p1, &sbuf ))
246 if (0 == remove(key_file_p1))
247 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing private key file `%s'\n",key_file_p1);
249 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove private key file `%s'\n",key_file_p1);
251 if (GNUNET_CONFIGURATION_have_value (p->cfg,"transport-https", "CERT_FILE"))
252 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "CERT_FILE", &cert_file_p1);
253 if (cert_file_p1==NULL)
254 GNUNET_asprintf(&cert_file_p1,"https.cert");
255 if (0 == stat (cert_file_p1, &sbuf ))
257 if (0 == remove(cert_file_p1))
258 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing certificate file `%s'\n",cert_file_p1);
260 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove existing certificate file `%s'\n",cert_file_p1);
265 if (GNUNET_CONFIGURATION_have_value (p->cfg,
266 "transport-https", "KEY_FILE"))
267 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "KEY_FILE", &key_file_p2);
268 if (key_file_p2==NULL)
269 GNUNET_asprintf(&key_file_p2,"https.key");
270 if (0 == stat (key_file_p2, &sbuf ))
272 if (0 == remove(key_file_p2))
273 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing private key file `%s'\n",key_file_p2);
275 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove private key file `%s'\n",key_file_p2);
277 if (GNUNET_CONFIGURATION_have_value (p->cfg,"transport-https", "CERT_FILE"))
278 GNUNET_CONFIGURATION_get_value_string (p->cfg, "transport-https", "CERT_FILE", &cert_file_p2);
279 if (cert_file_p2==NULL)
280 GNUNET_asprintf(&cert_file_p2,"https.cert");
281 if (0 == stat (cert_file_p2, &sbuf ))
283 if (0 == remove(cert_file_p2))
284 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Successfully removed existing certificate file `%s'\n",cert_file_p2);
286 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove existing certificate file `%s'\n",cert_file_p2);
291 p->th = GNUNET_TRANSPORT_connect (sched, p->cfg,
294 ¬ify_connect, ¬ify_disconnect);
295 GNUNET_assert (p->th != NULL);
300 exchange_hello_last (void *cls,
301 const struct GNUNET_MessageHeader *message)
303 struct PeerContext *me = cls;
305 GNUNET_TRANSPORT_get_hello_cancel (p2.th, &exchange_hello_last, me);
306 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
307 "Exchanging HELLO with peer (%p)!\n", cls);
308 GNUNET_assert (ok >= 3);
310 GNUNET_assert (message != NULL);
311 GNUNET_assert (GNUNET_OK ==
312 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
314 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
315 "Finished exchanging HELLOs, now waiting for transmission!\n");
319 exchange_hello (void *cls,
320 const struct GNUNET_MessageHeader *message)
322 struct PeerContext *me = cls;
324 GNUNET_TRANSPORT_get_hello_cancel (p1.th, &exchange_hello, me);
325 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
326 "Exchanging HELLO with peer (%p)!\n", cls);
327 GNUNET_assert (ok >= 2);
329 GNUNET_assert (message != NULL);
330 GNUNET_assert (GNUNET_OK ==
331 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
334 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
335 "Received HELLO size %d\n", GNUNET_HELLO_size((const struct GNUNET_HELLO_Message *)message));
337 GNUNET_TRANSPORT_offer_hello (p2.th, message);
338 GNUNET_TRANSPORT_get_hello (p2.th, &exchange_hello_last, &p2);
344 struct GNUNET_SCHEDULER_Handle *s,
346 const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
348 GNUNET_assert (ok == 1);
351 die_task = GNUNET_SCHEDULER_add_delayed (sched,
357 setup_peer (&p1, "test_transport_api_udp_peer1.conf");
358 setup_peer (&p2, "test_transport_api_udp_peer2.conf");
362 setup_peer (&p1, "test_transport_api_tcp_peer1.conf");
363 setup_peer (&p2, "test_transport_api_tcp_peer2.conf");
367 setup_peer (&p1, "test_transport_api_tcp_nat_peer1.conf");
368 setup_peer (&p2, "test_transport_api_tcp_nat_peer2.conf");
372 setup_peer (&p1, "test_transport_api_udp_nat_peer1.conf");
373 setup_peer (&p2, "test_transport_api_udp_nat_peer2.conf");
377 setup_peer (&p1, "test_transport_api_http_peer1.conf");
378 setup_peer (&p2, "test_transport_api_http_peer2.conf");
382 setup_peer (&p1, "test_transport_api_https_peer1.conf");
383 setup_peer (&p2, "test_transport_api_https_peer2.conf");
385 GNUNET_assert(p1.th != NULL);
386 GNUNET_assert(p2.th != NULL);
388 GNUNET_TRANSPORT_get_hello (p1.th, &exchange_hello, &p1);
394 static char *const argv[] = { "test-transport-api",
396 "test_transport_api_data.conf",
402 static struct GNUNET_GETOPT_CommandLineOption options[] = {
403 GNUNET_GETOPT_OPTION_END
407 setTransportOptions("test_transport_api_data.conf");
410 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
411 argv, "test-transport-api", "nohelp",
419 if (0 == stat (cert_file_p1, &sbuf ))
421 if (0 == remove(cert_file_p1))
422 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed existing certificate file `%s'\n",cert_file_p1);
424 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove certfile `%s'\n",cert_file_p1);
427 if (0 == stat (key_file_p1, &sbuf ))
429 if (0 == remove(key_file_p1))
430 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed private key file `%s'\n",key_file_p1);
432 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to private key file `%s'\n",key_file_p1);
435 if (0 == stat (cert_file_p2, &sbuf ))
437 if (0 == remove(cert_file_p2))
438 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed existing certificate file `%s'\n",cert_file_p2);
440 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to remove certfile `%s'\n",cert_file_p2);
443 if (0 == stat (key_file_p2, &sbuf ))
445 if (0 == remove(key_file_p2))
446 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Successfully removed private key file `%s'\n",key_file_p2);
448 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to private key file `%s'\n",key_file_p2);
450 GNUNET_free(key_file_p1);
451 GNUNET_free(key_file_p2);
452 GNUNET_free(cert_file_p1);
453 GNUNET_free(cert_file_p2);
460 get_path_from_PATH ()
471 path = GNUNET_strdup (p); /* because we write on it */
472 buf = GNUNET_malloc (strlen (path) + 20);
475 while (NULL != (end = strchr (pos, PATH_SEPARATOR)))
478 sprintf (buf, "%s/%s", pos, "gnunet-nat-server");
479 if (GNUNET_DISK_file_test (buf) == GNUNET_YES)
486 sprintf (buf, "%s/%s", pos, "gnunet-nat-server");
488 if (GNUNET_DISK_file_test (buf) == GNUNET_YES)
496 check_gnunet_nat_server()
501 p = get_path_from_PATH ();
504 if (0 != STAT (p, &statbuf))
507 return GNUNET_SYSERR;
510 if ( (0 != (statbuf.st_mode & S_ISUID)) &&
511 (statbuf.st_uid == 0) )
517 main (int argc, char *argv[])
521 return GNUNET_SYSERR;
524 GNUNET_log_setup ("test-transport-api",
532 if (strstr(argv[0], "tcp_nat") != NULL)
534 is_tcp_nat = GNUNET_YES;
535 if (check_gnunet_nat_server() != GNUNET_OK)
537 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
538 "`%s' not properly installed, cannot run NAT test!\n",
539 "gnunet-nat-server");
543 else if (strstr(argv[0], "tcp") != NULL)
547 else if (strstr(argv[0], "udp_nat") != NULL)
549 is_udp_nat = GNUNET_YES;
550 if (check_gnunet_nat_server() != GNUNET_OK)
552 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
553 "`%s' not properly installed, cannot run NAT test!\n",
554 "gnunet-nat-server");
558 else if (strstr(argv[0], "udp") != NULL)
562 else if (strstr(argv[0], "https") != NULL)
564 is_https = GNUNET_YES;
566 else if (strstr(argv[0], "http") != NULL)
568 is_http = GNUNET_YES;
572 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-1");
573 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-2");
577 /* end of test_transport_api.c */