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)
38 static struct GNUNET_MESH_Handle *mesh_peer_1;
40 static struct GNUNET_MESH_Handle *mesh_peer_2;
42 static struct GNUNET_MESH_Tunnel *t;
44 static unsigned int one = 1;
46 static unsigned int two = 2;
48 static int result = GNUNET_SYSERR;
50 static unsigned int sent = 0;
52 static unsigned int got = 0;
54 static GNUNET_SCHEDULER_TaskIdentifier abort_task;
56 static GNUNET_SCHEDULER_TaskIdentifier shutdown_task;
58 static struct GNUNET_TIME_Absolute start_time;
60 static struct GNUNET_TIME_Absolute end_time;
62 static struct GNUNET_PeerIdentity peer_id;
69 do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
71 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "shutdown\n");
74 GNUNET_SCHEDULER_cancel (abort_task);
78 GNUNET_MESH_tunnel_destroy(t);
80 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "D1\n");
81 if (NULL != mesh_peer_1)
83 GNUNET_MESH_disconnect (mesh_peer_1);
85 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "D2\n");
86 if (NULL != mesh_peer_2)
88 GNUNET_MESH_disconnect (mesh_peer_2);
94 * Something went wrong and timed out. Kill everything and set error flag
97 do_abort (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
99 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "ABORT\n");
100 result = GNUNET_SYSERR;
102 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
104 GNUNET_SCHEDULER_cancel (shutdown_task);
105 shutdown_task = GNUNET_SCHEDULER_NO_TASK;
107 do_shutdown (cls, tc);
113 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
114 GNUNET_SCHEDULER_cancel(shutdown_task);
115 shutdown_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
121 * Function is called whenever a message is received.
123 * @param cls closure (set from GNUNET_MESH_connect)
124 * @param tunnel connection to the other end
125 * @param tunnel_ctx place to store local state associated with the tunnel
126 * @param sender who sent the message
127 * @param message the actual message
128 * @param atsi performance data for the connection
129 * @return GNUNET_OK to keep the connection open,
130 * GNUNET_SYSERR to close it (signal serious error)
133 data_callback (void *cls, struct GNUNET_MESH_Tunnel *tunnel, void **tunnel_ctx,
134 const struct GNUNET_PeerIdentity *sender,
135 const struct GNUNET_MessageHeader *message,
136 const struct GNUNET_ATS_Information *atsi)
138 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Data callback\n");
142 end_time = GNUNET_TIME_absolute_get();
147 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
148 GNUNET_SCHEDULER_cancel (shutdown_task);
150 GNUNET_SCHEDULER_add_delayed (TIMEOUT, &do_shutdown,
157 * Method called whenever another peer has added us to a tunnel
158 * the other peer initiated.
161 * @param tunnel new handle to the tunnel
162 * @param initiator peer that started the tunnel
163 * @param atsi performance information for the tunnel
164 * @return initial tunnel context for the tunnel (can be NULL -- that's not an error)
167 inbound_tunnel (void *cls, struct GNUNET_MESH_Tunnel *tunnel,
168 const struct GNUNET_PeerIdentity *initiator,
169 const struct GNUNET_ATS_Information *atsi)
171 unsigned int id = *(unsigned int *) cls;
173 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "received incoming tunnel\n");
176 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
177 "received incoming tunnel on peer 2\n");
178 result = GNUNET_SYSERR;
185 * Function called whenever an inbound tunnel is destroyed. Should clean up
186 * any associated state.
188 * @param cls closure (set from GNUNET_MESH_connect)
189 * @param tunnel connection to the other end (henceforth invalid)
190 * @param tunnel_ctx place where local state associated
191 * with the tunnel is stored
194 inbound_end (void *cls, const struct GNUNET_MESH_Tunnel *tunnel,
197 unsigned int id = *(unsigned int *) cls;
199 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "incoming tunnel closed\n");
202 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
203 "received closing tunnel on peer 2\n");
204 result = GNUNET_SYSERR;
210 * Transmit ready callback.
212 * @param cls Closure.
213 * @param size Buffer size.
217 tmt_rdy (void *cls, size_t size, void *buf)
219 struct GNUNET_MessageHeader *m = buf;
220 size_t msize = sizeof (struct GNUNET_MessageHeader);
222 if (0 == size || NULL == buf)
224 GNUNET_assert (size >= msize);
227 GNUNET_MESH_notify_transmit_ready (t, GNUNET_NO,
228 GNUNET_TIME_UNIT_FOREVER_REL,
229 &peer_id, msize, &tmt_rdy, NULL);
230 m->size = htons (msize);
237 * Method called whenever a peer has connected to the tunnel.
239 * @param cls Closure.
240 * @param peer Peer identity of connected peer.
243 peer_connected (void *cls, const struct GNUNET_PeerIdentity *peer,
244 const struct GNUNET_ATS_Information *atsi)
246 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "peer connected\n");
248 start_time = GNUNET_TIME_absolute_get();
249 GNUNET_MESH_notify_transmit_ready (t, GNUNET_NO, GNUNET_TIME_UNIT_FOREVER_REL,
250 peer, sizeof (struct GNUNET_MessageHeader),
256 * Method called whenever a peer has connected to the tunnel.
259 * @param peer peer identity the tunnel was created to, NULL on timeout
260 * @param atsi performance data for the connection
263 peer_disconnected (void *cls, const struct GNUNET_PeerIdentity *peer)
265 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "peer disconnected\n");
270 * Handler array for traffic received on peer1
272 static struct GNUNET_MESH_MessageHandler handlers1[] = {
273 {&data_callback, 1, 0},
279 * Handler array for traffic received on peer2 (none expected)
281 static struct GNUNET_MESH_MessageHandler handlers2[] = { {NULL, 0, 0} };
285 * Initialize framework and start test
289 const struct GNUNET_CONFIGURATION_Handle *cfg,
290 struct GNUNET_TESTING_Peer *peer)
292 static const GNUNET_MESH_ApplicationType app1[] = { 1, 0 };
293 static const GNUNET_MESH_ApplicationType app2[] = { 0 };
296 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
297 (GNUNET_TIME_UNIT_SECONDS, 20), &do_abort,
299 mesh_peer_1 = GNUNET_MESH_connect (cfg, /* configuration */
300 (void *) &one, /* cls */
301 &inbound_tunnel, /* inbound new hndlr */
302 &inbound_end, /* inbound end hndlr */
303 handlers1, /* traffic handlers */
304 app1); /* apps offered */
306 mesh_peer_2 = GNUNET_MESH_connect (cfg, /* configuration */
307 (void *) &two, /* cls */
308 NULL, /* inbound new hndlr */
309 NULL, /* inbound end hndlr */
310 handlers2, /* traffic handlers */
311 app2); /* apps offered */
312 if (NULL == mesh_peer_1 || NULL == mesh_peer_2)
314 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Couldn't connect to mesh\n");
315 result = GNUNET_SYSERR;
320 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Connected to mesh\n");
322 t = GNUNET_MESH_tunnel_create (mesh_peer_2, NULL, &peer_connected,
323 &peer_disconnected, (void *) &two);
324 GNUNET_MESH_peer_request_connect_by_type (t, 1);
332 main (int argc, char *argv[])
334 if (0 != GNUNET_TESTING_peer_run ("test-mesh-local-traffic",
338 if (result != GNUNET_OK)
340 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
341 "Failed. Sent: %u, Got: %u\n",
347 struct GNUNET_TIME_Relative total_time;
349 total_time = GNUNET_TIME_absolute_get_difference(start_time, end_time);
350 FPRINTF (stderr, "\nTest time %llu ms\n",
351 (unsigned long long) total_time.rel_value);
352 FPRINTF (stderr, "Test bandwidth: %f kb/s\n",
353 4 * 1000.0 / total_time.rel_value); // 4bytes * ms
354 FPRINTF (stderr, "Test throughput: %f packets/s\n\n",
355 TARGET * 1000.0 / total_time.rel_value); // 1000 packets * ms
356 GAUGER ("MESH", "Local traffic default", TARGET * 1000.0 / total_time.rel_value,
362 /* end of test_mesh_local_traffic.c */