2 This file is part of GNUnet.
3 (C) 2012 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.
22 * @file mesh/test_mesh_local_traffic.c
23 * @brief test mesh local traffic: test of tunnels with just one peer
24 * @author Bartlomiej Polot
28 #include "gnunet_util_lib.h"
29 #include "gnunet_mesh_service.h"
30 #include "gnunet_testing_lib-new.h"
33 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
37 GNUNET_NETWORK_STRUCT_BEGIN
39 struct test_traffic_message
41 struct GNUNET_MessageHeader header;
42 uint32_t data GNUNET_PACKED;
45 GNUNET_NETWORK_STRUCT_END
47 static struct GNUNET_MESH_Handle *mesh_peer_1;
49 static struct GNUNET_MESH_Handle *mesh_peer_2;
51 static struct GNUNET_MESH_Tunnel *t;
53 static unsigned int one = 1;
55 static unsigned int two = 2;
57 static int result = GNUNET_SYSERR;
59 static unsigned int sent = 0;
61 static unsigned int got = 0;
63 static GNUNET_SCHEDULER_TaskIdentifier abort_task;
65 static GNUNET_SCHEDULER_TaskIdentifier shutdown_task;
67 static struct GNUNET_TIME_Absolute start_time;
69 static struct GNUNET_TIME_Absolute end_time;
71 static struct GNUNET_PeerIdentity peer_id;
78 do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
80 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "shutdown\n");
83 GNUNET_SCHEDULER_cancel (abort_task);
87 GNUNET_MESH_tunnel_destroy(t);
89 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "D1\n");
90 if (NULL != mesh_peer_1)
92 GNUNET_MESH_disconnect (mesh_peer_1);
94 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "D2\n");
95 if (NULL != mesh_peer_2)
97 GNUNET_MESH_disconnect (mesh_peer_2);
103 * Something went wrong and timed out. Kill everything and set error flag
106 do_abort (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
108 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "ABORT\n");
109 result = GNUNET_SYSERR;
111 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
113 GNUNET_SCHEDULER_cancel (shutdown_task);
114 shutdown_task = GNUNET_SCHEDULER_NO_TASK;
116 do_shutdown (cls, tc);
122 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
123 GNUNET_SCHEDULER_cancel(shutdown_task);
124 shutdown_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
130 * Function is called whenever a message is received.
132 * @param cls closure (set from GNUNET_MESH_connect)
133 * @param tunnel connection to the other end
134 * @param tunnel_ctx place to store local state associated with the tunnel
135 * @param sender who sent the message
136 * @param message the actual message
137 * @param atsi performance data for the connection
138 * @return GNUNET_OK to keep the connection open,
139 * GNUNET_SYSERR to close it (signal serious error)
142 data_callback (void *cls, struct GNUNET_MESH_Tunnel *tunnel, void **tunnel_ctx,
143 const struct GNUNET_PeerIdentity *sender,
144 const struct GNUNET_MessageHeader *message,
145 const struct GNUNET_ATS_Information *atsi)
147 struct test_traffic_message *msg;
149 msg = (struct test_traffic_message *) message;
150 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got data packet # %u [%u]\n",
151 ntohl (msg->data), got + 1);
155 end_time = GNUNET_TIME_absolute_get();
160 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
161 GNUNET_SCHEDULER_cancel (shutdown_task);
163 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &do_shutdown,
170 * Method called whenever another peer has added us to a tunnel
171 * the other peer initiated.
174 * @param tunnel new handle to the tunnel
175 * @param initiator peer that started the tunnel
176 * @param atsi performance information for the tunnel
177 * @return initial tunnel context for the tunnel (can be NULL -- that's not an error)
180 inbound_tunnel (void *cls, struct GNUNET_MESH_Tunnel *tunnel,
181 const struct GNUNET_PeerIdentity *initiator,
182 const struct GNUNET_ATS_Information *atsi)
184 unsigned int id = *(unsigned int *) cls;
186 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "received incoming tunnel\n");
189 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
190 "received incoming tunnel on peer 2\n");
191 result = GNUNET_SYSERR;
198 * Function called whenever an inbound tunnel is destroyed. Should clean up
199 * any associated state.
201 * @param cls closure (set from GNUNET_MESH_connect)
202 * @param tunnel connection to the other end (henceforth invalid)
203 * @param tunnel_ctx place where local state associated
204 * with the tunnel is stored
207 inbound_end (void *cls, const struct GNUNET_MESH_Tunnel *tunnel,
210 unsigned int id = *(unsigned int *) cls;
212 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "incoming tunnel closed\n");
215 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
216 "received closing tunnel on peer 2\n");
217 result = GNUNET_SYSERR;
223 * Transmit ready callback.
225 * @param cls Closure.
226 * @param size Buffer size.
230 tmt_rdy (void *cls, size_t size, void *buf)
232 struct GNUNET_MessageHeader *m = buf;
233 struct test_traffic_message *msg = buf;
234 size_t msize = sizeof (struct test_traffic_message);
236 if (0 == size || NULL == buf)
238 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending data packet # %u\n",
240 GNUNET_assert (size >= msize);
243 GNUNET_MESH_notify_transmit_ready (t, GNUNET_NO,
244 GNUNET_TIME_UNIT_FOREVER_REL,
245 &peer_id, msize, &tmt_rdy, NULL);
246 m->size = htons (msize);
248 msg->data = htonl (sent - 1);
254 * Method called whenever a peer has connected to the tunnel.
256 * @param cls Closure.
257 * @param peer Peer identity of connected peer.
260 peer_connected (void *cls, const struct GNUNET_PeerIdentity *peer,
261 const struct GNUNET_ATS_Information *atsi)
263 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "peer connected\n");
265 start_time = GNUNET_TIME_absolute_get();
266 GNUNET_MESH_notify_transmit_ready (t, GNUNET_NO, GNUNET_TIME_UNIT_FOREVER_REL,
267 peer, sizeof (struct test_traffic_message),
273 * Method called whenever a peer has connected to the tunnel.
276 * @param peer peer identity the tunnel was created to, NULL on timeout
277 * @param atsi performance data for the connection
280 peer_disconnected (void *cls, const struct GNUNET_PeerIdentity *peer)
282 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "peer disconnected\n");
287 * Handler array for traffic received on peer1
289 static struct GNUNET_MESH_MessageHandler handlers1[] = {
290 {&data_callback, 1, 0},
296 * Handler array for traffic received on peer2 (none expected)
298 static struct GNUNET_MESH_MessageHandler handlers2[] = { {NULL, 0, 0} };
302 * Initialize framework and start test
306 const struct GNUNET_CONFIGURATION_Handle *cfg,
307 struct GNUNET_TESTING_Peer *peer)
309 static const GNUNET_MESH_ApplicationType app1[] = { 1, 0 };
310 static const GNUNET_MESH_ApplicationType app2[] = { 0 };
313 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
314 (GNUNET_TIME_UNIT_SECONDS, 20), &do_abort,
316 mesh_peer_1 = GNUNET_MESH_connect (cfg, /* configuration */
317 (void *) &one, /* cls */
318 &inbound_tunnel, /* inbound new hndlr */
319 &inbound_end, /* inbound end hndlr */
320 handlers1, /* traffic handlers */
321 app1); /* apps offered */
323 mesh_peer_2 = GNUNET_MESH_connect (cfg, /* configuration */
324 (void *) &two, /* cls */
325 NULL, /* inbound new hndlr */
326 NULL, /* inbound end hndlr */
327 handlers2, /* traffic handlers */
328 app2); /* apps offered */
329 if (NULL == mesh_peer_1 || NULL == mesh_peer_2)
331 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Couldn't connect to mesh\n");
332 result = GNUNET_SYSERR;
337 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connected to mesh\n");
339 t = GNUNET_MESH_tunnel_create (mesh_peer_2, NULL, &peer_connected,
340 &peer_disconnected, (void *) &two);
341 GNUNET_MESH_peer_request_connect_by_type (t, 1);
349 main (int argc, char *argv[])
351 if (0 != GNUNET_TESTING_peer_run ("test-mesh-local-traffic",
355 if (result != GNUNET_OK)
357 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
358 "Failed. Sent: %u, Got: %u\n",
364 struct GNUNET_TIME_Relative total_time;
366 total_time = GNUNET_TIME_absolute_get_difference(start_time, end_time);
367 FPRINTF (stderr, "\nTest time %llu ms\n",
368 (unsigned long long) total_time.rel_value);
369 FPRINTF (stderr, "Test payload bandwidth: %f kb/s\n",
370 4 * 1000.0 / total_time.rel_value); // 4bytes * ms
371 FPRINTF (stderr, "Test throughput: %f packets/s\n\n",
372 TARGET * 1000.0 / total_time.rel_value); // 1000 packets * ms
373 GAUGER ("MESH", "Local traffic default", TARGET * 1000.0 / total_time.rel_value,
379 /* end of test_mesh_local_traffic.c */