2 This file is part of GNUnet.
3 (C) 2009 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 2, 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, 50)
54 struct GNUNET_CONFIGURATION_Handle *cfg;
55 struct GNUNET_TRANSPORT_Handle *th;
56 struct GNUNET_PeerIdentity id;
62 static struct PeerContext p1;
64 static struct PeerContext p2;
66 static struct GNUNET_SCHEDULER_Handle *sched;
74 static int is_udp_nat;
76 GNUNET_SCHEDULER_TaskIdentifier die_task;
79 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
81 #define OKPP do { ok++; } while (0)
89 GNUNET_assert (ok == 6);
90 GNUNET_SCHEDULER_cancel (sched, die_task);
91 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from transports!\n");
92 GNUNET_TRANSPORT_disconnect (p1.th);
93 GNUNET_TRANSPORT_disconnect (p2.th);
95 die_task = GNUNET_SCHEDULER_NO_TASK;
96 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Transports disconnected, returning success!\n");
101 stop_arm (struct PeerContext *p)
104 if (0 != PLIBC_KILL (p->arm_pid, SIGTERM))
105 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
106 GNUNET_OS_process_wait (p->arm_pid);
108 GNUNET_CONFIGURATION_destroy (p->cfg);
117 fprintf(stderr, "Ending on an unhappy note.\n");
120 GNUNET_TRANSPORT_disconnect (p1.th);
121 GNUNET_TRANSPORT_disconnect (p2.th);
128 notify_receive (void *cls,
129 const struct GNUNET_PeerIdentity *peer,
130 const struct GNUNET_MessageHeader *message,
131 struct GNUNET_TIME_Relative latency,
134 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ok is (%d)!\n",
137 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received message of type %d from peer (%p)!\n",
138 ntohs(message->type), cls);
140 GNUNET_assert (ok == 5);
143 GNUNET_assert (MTYPE == ntohs (message->type));
144 GNUNET_assert (sizeof (struct GNUNET_MessageHeader) ==
145 ntohs (message->size));
146 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received message from peer (%p)!\n",
153 notify_ready (void *cls, size_t size, void *buf)
155 struct GNUNET_MessageHeader *hdr;
157 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
158 "Transmitting message to peer (%p) - %u!\n", cls, size);
159 GNUNET_assert (size >= 256);
160 GNUNET_assert (ok == 4);
165 hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
166 hdr->type = htons (MTYPE);
169 return sizeof (struct GNUNET_MessageHeader);
174 notify_connect (void *cls,
175 const struct GNUNET_PeerIdentity *peer,
176 struct GNUNET_TIME_Relative latency,
181 GNUNET_TRANSPORT_notify_transmit_ready (p1.th,
183 256, 0, TIMEOUT, ¬ify_ready,
186 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
187 "Peer `%4s' connected to us (%p)!\n", GNUNET_i2s (peer), cls);
192 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
194 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
195 "Peer `%4s' disconnected (%p)!\n",
196 GNUNET_i2s (peer), cls);
201 setup_peer (struct PeerContext *p, const char *cfgname)
203 p->cfg = GNUNET_CONFIGURATION_create ();
205 p->arm_pid = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
206 "gnunet-service-arm",
210 "-c", cfgname, NULL);
212 GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
214 p->th = GNUNET_TRANSPORT_connect (sched, p->cfg,
217 ¬ify_connect, ¬ify_disconnect);
218 GNUNET_assert (p->th != NULL);
223 exchange_hello_last (void *cls,
224 const struct GNUNET_MessageHeader *message)
226 struct PeerContext *me = cls;
228 GNUNET_TRANSPORT_get_hello_cancel (p2.th, &exchange_hello_last, me);
230 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
231 "Exchanging HELLO with peer (%p)!\n", cls);
232 GNUNET_assert (ok >= 3);
234 GNUNET_assert (message != NULL);
235 GNUNET_assert (GNUNET_OK ==
236 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
239 /* Can't we get away with only offering one hello? */
240 /* GNUNET_TRANSPORT_offer_hello (p1.th, message); */
242 /*sleep(1);*/ /* Make sure we are not falling prey to the "favorable timing" bug... */
244 /* both HELLOs exchanged, get ready to test transmission! */
245 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
246 "Finished exchanging HELLOs, now waiting for transmission!\n");
250 exchange_hello (void *cls,
251 const struct GNUNET_MessageHeader *message)
253 struct PeerContext *me = cls;
255 GNUNET_TRANSPORT_get_hello_cancel (p1.th, &exchange_hello, me);
256 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
257 "Exchanging HELLO with peer (%p)!\n", cls);
258 GNUNET_assert (ok >= 2);
260 GNUNET_assert (message != NULL);
261 GNUNET_assert (GNUNET_OK ==
262 GNUNET_HELLO_get_id ((const struct GNUNET_HELLO_Message *)
265 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
266 "Received HELLO size %d\n", GNUNET_HELLO_size((const struct GNUNET_HELLO_Message *)message));
268 GNUNET_TRANSPORT_offer_hello (p2.th, message);
270 GNUNET_TRANSPORT_get_hello (p2.th, &exchange_hello_last, &p2);
275 struct GNUNET_SCHEDULER_Handle *s,
277 const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
279 GNUNET_assert (ok == 1);
283 die_task = GNUNET_SCHEDULER_add_delayed (sched,
284 GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MINUTES, 1), &end_badly, NULL);
288 setup_peer (&p1, "test_transport_api_udp_peer1.conf");
289 setup_peer (&p2, "test_transport_api_udp_peer2.conf");
293 setup_peer (&p1, "test_transport_api_tcp_peer1.conf");
294 setup_peer (&p2, "test_transport_api_tcp_peer2.conf");
298 setup_peer (&p1, "test_transport_api_udp_nat_peer1.conf");
299 setup_peer (&p2, "test_transport_api_udp_nat_peer2.conf");
302 GNUNET_assert(p1.th != NULL);
303 GNUNET_assert(p2.th != NULL);
305 GNUNET_TRANSPORT_get_hello (p1.th, &exchange_hello, &p1);
312 char *const argv[] = { "test-transport-api",
314 "test_transport_api_data.conf",
322 setTransportOptions("test_transport_api_data.conf");
325 struct GNUNET_GETOPT_CommandLineOption options[] = {
326 GNUNET_GETOPT_OPTION_END
330 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
331 argv, "test-transport-api", "nohelp",
340 get_path_from_PATH ()
351 path = GNUNET_strdup (p); /* because we write on it */
352 buf = GNUNET_malloc (strlen (path) + 20);
355 while (NULL != (end = strchr (pos, ':')))
358 sprintf (buf, "%s/%s", pos, "gnunet-nat-server");
359 if (GNUNET_DISK_file_test (buf) == GNUNET_YES)
361 pos = GNUNET_strdup (buf);
368 sprintf (buf, "%s/%s", pos, "gnunet-nat-server");
369 if (GNUNET_DISK_file_test (buf) == GNUNET_YES)
371 pos = GNUNET_strdup (buf);
383 check_gnunet_nat_server()
387 if (0 != STAT (get_path_from_PATH(), &statbuf))
388 return GNUNET_SYSERR;
389 if ( (0 != (statbuf.st_mode & S_ISUID)) &&
390 (statbuf.st_uid == 0) )
396 main (int argc, char *argv[])
400 return GNUNET_SYSERR;
402 if (strstr(argv[0], "tcp") != NULL)
406 else if (strstr(argv[0], "udp_nat") != NULL)
408 is_udp_nat = GNUNET_YES;
409 if (check_gnunet_nat_server() != GNUNET_OK)
411 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
412 "`%s' not properly installed, cannot run NAT test!\n",
413 "gnunet-nat-server");
417 else if (strstr(argv[0], "udp") != NULL)
423 GNUNET_log_setup ("test-transport-api",
431 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-1");
432 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-transport-peer-2");
436 /* end of test_transport_api.c */