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"
38 #include "transport-testing.h"
40 #define VERBOSE GNUNET_EXTRA_LOGGING
42 #define VERBOSE_ARM GNUNET_EXTRA_LOGGING
44 #define START_ARM GNUNET_YES
47 * How long until we give up on transmitting the message?
49 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 300)
52 * How long until we give up on transmitting the message?
54 #define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
60 static char *test_source;
62 static char *test_plugin;
64 static char *test_name;
68 static GNUNET_SCHEDULER_TaskIdentifier die_task;
70 static GNUNET_SCHEDULER_TaskIdentifier send_task;
72 struct PeerContext *p1;
74 struct PeerContext *p2;
76 static GNUNET_TRANSPORT_TESTING_ConnectRequest cc;
78 struct GNUNET_TRANSPORT_TransmitHandle *th;
80 struct GNUNET_TRANSPORT_TESTING_handle * tth;
87 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
89 #define OKPP do { ok++; } while (0)
96 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n");
98 if (send_task != GNUNET_SCHEDULER_NO_TASK)
99 GNUNET_SCHEDULER_cancel (send_task);
101 if (die_task != GNUNET_SCHEDULER_NO_TASK)
102 GNUNET_SCHEDULER_cancel (die_task);
105 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
108 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
109 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
113 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
115 die_task = GNUNET_SCHEDULER_NO_TASK;
117 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n");
119 if (send_task != GNUNET_SCHEDULER_NO_TASK)
120 GNUNET_SCHEDULER_cancel (send_task);
123 GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc);
126 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
130 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1);
132 GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2);
139 notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
140 const struct GNUNET_MessageHeader *message,
141 const struct GNUNET_ATS_Information *ats,
144 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
145 "Received message of type %d from peer %s!\n",
146 ntohs (message->type), GNUNET_i2s (peer));
148 if ((MTYPE == ntohs (message->type)) &&
149 (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size)))
164 notify_ready (void *cls, size_t size, void *buf)
166 struct PeerContext *p = cls;
167 struct GNUNET_MessageHeader *hdr;
171 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
172 "Transmitting message with %u bytes to peer %s\n",
173 sizeof (struct GNUNET_MessageHeader), GNUNET_i2s (&p->id));
174 GNUNET_assert (size >= 256);
179 hdr->size = htons (sizeof (struct GNUNET_MessageHeader));
180 hdr->type = htons (MTYPE);
182 return sizeof (struct GNUNET_MessageHeader);
187 notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer,
188 const struct GNUNET_ATS_Information *ats,
191 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' connected to us (%p)!\n",
192 GNUNET_i2s (peer), cls);
197 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
199 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer `%4s' disconnected (%p)!\n",
200 GNUNET_i2s (peer), cls);
202 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
207 sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
209 send_task = GNUNET_SCHEDULER_NO_TASK;
211 if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0)
214 th = GNUNET_TRANSPORT_notify_transmit_ready (p1->th, &p2->id, 256, 0, TIMEOUT,
219 testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls)
222 char *p1_c = strdup (GNUNET_i2s (&p1->id));
224 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected: %s <-> %s\n", p1_c,
225 GNUNET_i2s (&p2->id));
228 // FIXME: THIS IS REQUIRED! SEEMS TO BE A BUG!
230 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &sendtask, NULL);
233 void start_cb (struct PeerContext * p,
239 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%s') started\n",
241 GNUNET_i2s (&p->id));
246 cc = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2, &testing_connect_cb,
252 run (void *cls, char *const *args, const char *cfgfile,
253 const struct GNUNET_CONFIGURATION_Handle *cfg)
255 die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
257 tth = GNUNET_TRANSPORT_TESTING_init ();
259 p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1,
261 ¬ify_connect, ¬ify_disconnect,
264 p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p2, 2,
266 ¬ify_connect, ¬ify_disconnect,
269 if ((p1 == NULL) || (p2 == NULL))
271 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Fail! Could not start peers!\n");
272 if (die_task != GNUNET_SCHEDULER_NO_TASK)
273 GNUNET_SCHEDULER_cancel (die_task);
274 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
283 static char *const argv[] = { "test-transport-api",
285 "test_transport_api_data.conf",
291 static struct GNUNET_GETOPT_CommandLineOption options[] = {
292 GNUNET_GETOPT_OPTION_END
296 setTransportOptions ("test_transport_api_data.conf");
298 send_task = GNUNET_SCHEDULER_NO_TASK;
301 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name,
302 "nohelp", options, &run, &ok);
308 main (int argc, char *argv[])
315 GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source);
316 GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source,
318 GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name);
320 GNUNET_log_setup (test_name,
328 if ((test_plugin != NULL) &&
329 ((strcmp (test_plugin, "tcp_nat") == 0) ||
330 (strcmp (test_plugin, "udp_nat") == 0)))
332 nat_res = GNUNET_OS_check_helper_binary ("gnunet-nat-server");
333 if (GNUNET_NO == nat_res)
335 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Cannot run NAT test: `%s' %s \n",
336 "gnunet-nat-server", "SUID not set");
339 if (GNUNET_SYSERR == nat_res)
341 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Cannot run NAT test: `%s' %s \n",
342 "gnunet-nat-server", "file not found");
348 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Cannot run test on this system\n");
350 GNUNET_free (test_source);
351 GNUNET_free (test_plugin);
352 GNUNET_free (test_name);
356 struct rlimit r_file_old;
357 struct rlimit r_file_new;
360 res = getrlimit (RLIMIT_NOFILE, &r_file_old);
361 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
362 "Maximum number of open files was: %u/%u\n", r_file_old.rlim_cur,
363 r_file_old.rlim_max);
365 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
366 "Setting maximum number of open files to: %u\n", MAX_FILES);
367 r_file_new.rlim_cur = MAX_FILES;
368 r_file_new.rlim_max = r_file_old.rlim_max;
369 res = setrlimit (RLIMIT_NOFILE, &r_file_new);
373 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Setting limit failed!\n");
374 GNUNET_free (test_source);
375 GNUNET_free (test_plugin);
376 GNUNET_free (test_name);
380 GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p1, 1);
381 GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p2, 2);
386 GNUNET_free (cfg_file_p1);
387 GNUNET_free (cfg_file_p2);
389 GNUNET_free (test_source);
390 GNUNET_free (test_plugin);
391 GNUNET_free (test_name);
394 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
395 "Restoring previous value maximum number of open files\n");
396 res = setrlimit (RLIMIT_NOFILE, &r_file_old);
399 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Restoring limit failed!\n");
407 /* end of test_transport_api.c */