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
48 static struct GNUNET_MESH_Handle *mesh_peer_1;
50 static struct GNUNET_MESH_Handle *mesh_peer_2;
52 static struct GNUNET_MESH_Tunnel *t;
54 static unsigned int one = 1;
56 static unsigned int two = 2;
58 static int result = GNUNET_SYSERR;
60 static unsigned int sent = 0;
62 static unsigned int got = 0;
64 static GNUNET_SCHEDULER_TaskIdentifier abort_task;
66 static GNUNET_SCHEDULER_TaskIdentifier shutdown_task;
68 static struct GNUNET_TIME_Absolute start_time;
70 static struct GNUNET_TIME_Absolute end_time;
72 static struct GNUNET_PeerIdentity peer_id;
79 do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
81 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "shutdown\n");
84 GNUNET_SCHEDULER_cancel (abort_task);
88 GNUNET_MESH_tunnel_destroy(t);
90 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "D1\n");
91 if (NULL != mesh_peer_1)
93 GNUNET_MESH_disconnect (mesh_peer_1);
95 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "D2\n");
96 if (NULL != mesh_peer_2)
98 GNUNET_MESH_disconnect (mesh_peer_2);
104 * Something went wrong and timed out. Kill everything and set error flag
107 do_abort (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
109 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "ABORT\n");
110 result = GNUNET_SYSERR;
112 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
114 GNUNET_SCHEDULER_cancel (shutdown_task);
115 shutdown_task = GNUNET_SCHEDULER_NO_TASK;
117 do_shutdown (cls, tc);
123 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
124 GNUNET_SCHEDULER_cancel(shutdown_task);
125 shutdown_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
131 * Function is called whenever a message is received.
133 * @param cls closure (set from GNUNET_MESH_connect)
134 * @param tunnel connection to the other end
135 * @param tunnel_ctx place to store local state associated with the tunnel
136 * @param sender who sent the message
137 * @param message the actual message
138 * @param atsi performance data for the connection
139 * @return GNUNET_OK to keep the connection open,
140 * GNUNET_SYSERR to close it (signal serious error)
143 data_callback (void *cls, struct GNUNET_MESH_Tunnel *tunnel, void **tunnel_ctx,
144 const struct GNUNET_PeerIdentity *sender,
145 const struct GNUNET_MessageHeader *message,
146 const struct GNUNET_ATS_Information *atsi)
148 struct test_traffic_message *msg;
150 msg = (struct test_traffic_message *) message;
151 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got data packet # %u [%u]\n",
152 ntohl (msg->data), got + 1);
156 end_time = GNUNET_TIME_absolute_get();
161 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
162 GNUNET_SCHEDULER_cancel (shutdown_task);
164 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &do_shutdown,
171 * Method called whenever another peer has added us to a tunnel
172 * the other peer initiated.
175 * @param tunnel new handle to the tunnel
176 * @param initiator peer that started the tunnel
177 * @param atsi performance information for the tunnel
178 * @return initial tunnel context for the tunnel (can be NULL -- that's not an error)
181 inbound_tunnel (void *cls, struct GNUNET_MESH_Tunnel *tunnel,
182 const struct GNUNET_PeerIdentity *initiator,
183 const struct GNUNET_ATS_Information *atsi)
185 unsigned int id = *(unsigned int *) cls;
187 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "received incoming tunnel\n");
190 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
191 "received incoming tunnel on peer 2\n");
192 result = GNUNET_SYSERR;
199 * Function called whenever an inbound tunnel is destroyed. Should clean up
200 * any associated state.
202 * @param cls closure (set from GNUNET_MESH_connect)
203 * @param tunnel connection to the other end (henceforth invalid)
204 * @param tunnel_ctx place where local state associated
205 * with the tunnel is stored
208 inbound_end (void *cls, const struct GNUNET_MESH_Tunnel *tunnel,
211 unsigned int id = *(unsigned int *) cls;
213 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "incoming tunnel closed\n");
216 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
217 "received closing tunnel on peer 2\n");
218 result = GNUNET_SYSERR;
224 * Transmit ready callback.
226 * @param cls Closure.
227 * @param size Buffer size.
231 tmt_rdy (void *cls, size_t size, void *buf)
233 struct GNUNET_MessageHeader *m = buf;
234 struct test_traffic_message *msg = buf;
235 size_t msize = sizeof (struct test_traffic_message);
237 if (0 == size || NULL == buf)
239 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Sending data packet # %u\n",
241 GNUNET_assert (size >= msize);
244 GNUNET_MESH_notify_transmit_ready (t, GNUNET_NO,
245 GNUNET_TIME_UNIT_FOREVER_REL,
246 &peer_id, msize, &tmt_rdy, NULL);
247 m->size = htons (msize);
249 msg->data = htonl (sent - 1);
255 * Method called whenever a peer has connected to the tunnel.
257 * @param cls Closure.
258 * @param peer Peer identity of connected peer.
261 peer_connected (void *cls, const struct GNUNET_PeerIdentity *peer,
262 const struct GNUNET_ATS_Information *atsi)
264 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "peer connected\n");
266 start_time = GNUNET_TIME_absolute_get();
267 GNUNET_MESH_notify_transmit_ready (t, GNUNET_NO, GNUNET_TIME_UNIT_FOREVER_REL,
268 peer, sizeof (struct test_traffic_message),
274 * Method called whenever a peer has connected to the tunnel.
277 * @param peer peer identity the tunnel was created to, NULL on timeout
278 * @param atsi performance data for the connection
281 peer_disconnected (void *cls, const struct GNUNET_PeerIdentity *peer)
283 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "peer disconnected\n");
288 * Handler array for traffic received on peer1
290 static struct GNUNET_MESH_MessageHandler handlers1[] = {
291 {&data_callback, 1, 0},
297 * Handler array for traffic received on peer2 (none expected)
299 static struct GNUNET_MESH_MessageHandler handlers2[] = { {NULL, 0, 0} };
303 * Initialize framework and start test
307 const struct GNUNET_CONFIGURATION_Handle *cfg,
308 struct GNUNET_TESTING_Peer *peer)
310 static const GNUNET_MESH_ApplicationType app1[] = { 1, 0 };
311 static const GNUNET_MESH_ApplicationType app2[] = { 0 };
314 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
315 (GNUNET_TIME_UNIT_SECONDS, 20), &do_abort,
317 mesh_peer_1 = GNUNET_MESH_connect (cfg, /* configuration */
318 (void *) &one, /* cls */
319 &inbound_tunnel, /* inbound new hndlr */
320 &inbound_end, /* inbound end hndlr */
321 handlers1, /* traffic handlers */
322 app1); /* apps offered */
324 mesh_peer_2 = GNUNET_MESH_connect (cfg, /* configuration */
325 (void *) &two, /* cls */
326 NULL, /* inbound new hndlr */
327 NULL, /* inbound end hndlr */
328 handlers2, /* traffic handlers */
329 app2); /* apps offered */
330 if (NULL == mesh_peer_1 || NULL == mesh_peer_2)
332 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Couldn't connect to mesh\n");
333 result = GNUNET_SYSERR;
338 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connected to mesh\n");
340 t = GNUNET_MESH_tunnel_create (mesh_peer_2, NULL, &peer_connected,
341 &peer_disconnected, (void *) &two);
342 GNUNET_MESH_peer_request_connect_by_type (t, 1);
350 main (int argc, char *argv[])
352 if (0 != GNUNET_TESTING_peer_run ("test-mesh-local-traffic",
356 if (result != GNUNET_OK)
358 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
359 "Failed. Sent: %u, Got: %u\n",
365 struct GNUNET_TIME_Relative total_time;
367 total_time = GNUNET_TIME_absolute_get_difference(start_time, end_time);
368 FPRINTF (stderr, "\nTest time %llu ms\n",
369 (unsigned long long) total_time.rel_value);
370 FPRINTF (stderr, "Test payload bandwidth: %f kb/s\n",
371 4 * 1000.0 / total_time.rel_value); // 4bytes * ms
372 FPRINTF (stderr, "Test throughput: %f packets/s\n\n",
373 TARGET * 1000.0 / total_time.rel_value); // 1000 packets * ms
374 GAUGER ("MESH", "Local traffic default", TARGET * 1000.0 / total_time.rel_value,
380 /* end of test_mesh_local_traffic.c */