2 This file is part of GNUnet.
3 (C) 2011 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.c
23 * @brief test mesh local: test of mesh tunnels with just one peer
24 * @author Bartlomiej Polot
28 #include "gnunet_util_lib.h"
29 #include "gnunet_dht_service.h"
30 #include "gnunet_testing_lib.h"
31 #include "gnunet_mesh_service.h"
34 #define DATA_SIZE 35000
36 struct GNUNET_TESTING_Peer *me;
38 static struct GNUNET_MESH_Handle *mesh;
40 static struct GNUNET_MESH_Tunnel *t1;
42 static struct GNUNET_MESH_Tunnel *t2;
44 static int result = GNUNET_OK;
46 static GNUNET_SCHEDULER_TaskIdentifier abort_task;
48 static GNUNET_SCHEDULER_TaskIdentifier shutdown_task;
50 static unsigned int repetition;
53 /* forward declaration */
55 do_send (void *cls, size_t size, void *buf);
62 do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
64 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "shutdown\n");
65 if (GNUNET_SCHEDULER_NO_TASK != abort_task)
67 GNUNET_SCHEDULER_cancel (abort_task);
71 GNUNET_MESH_tunnel_destroy (t1);
73 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnect client 1\n");
74 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnect client 2\n");
77 GNUNET_MESH_disconnect (mesh);
83 * Something went wrong and timed out. Kill everything and set error flag
86 do_abort (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
88 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ABORT\n");
89 result = GNUNET_SYSERR;
90 abort_task = GNUNET_SCHEDULER_NO_TASK;
91 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
93 GNUNET_SCHEDULER_cancel (shutdown_task);
94 shutdown_task = GNUNET_SCHEDULER_NO_TASK;
96 do_shutdown (cls, tc);
101 * Function is called whenever a message is received.
103 * @param cls closure (set from GNUNET_MESH_connect)
104 * @param tunnel connection to the other end
105 * @param tunnel_ctx place to store local state associated with the tunnel
106 * @param message the actual message
108 * @return GNUNET_OK to keep the connection open,
109 * GNUNET_SYSERR to close it (signal serious error)
112 data_callback (void *cls, struct GNUNET_MESH_Tunnel *tunnel, void **tunnel_ctx,
113 const struct GNUNET_MessageHeader *message)
115 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Data callback! Repetition %u\n", repetition);
116 printf ("rep %u\n", repetition);
117 repetition = repetition + 1;
118 if (repetition < REPETITIONS)
120 struct GNUNET_MESH_Tunnel *my_tunnel;
121 if (repetition % 2 == 0)
125 GNUNET_MESH_notify_transmit_ready (my_tunnel, GNUNET_NO,
126 GNUNET_TIME_UNIT_FOREVER_REL,
127 sizeof (struct GNUNET_MessageHeader) + DATA_SIZE,
129 GNUNET_MESH_receive_done (tunnel);
132 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
133 GNUNET_SCHEDULER_cancel (shutdown_task);
135 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &do_shutdown,
137 GNUNET_MESH_receive_done (tunnel);
143 * Method called whenever another peer has added us to a tunnel
144 * the other peer initiated.
147 * @param tunnel new handle to the tunnel
148 * @param initiator peer that started the tunnel
149 * @param port port number
150 * @return initial tunnel context for the tunnel (can be NULL -- that's not an error)
153 inbound_tunnel (void *cls, struct GNUNET_MESH_Tunnel *tunnel,
154 const struct GNUNET_PeerIdentity *initiator,
157 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
158 "received incoming tunnel on port %u\n",
166 * Function called whenever an inbound tunnel is destroyed. Should clean up
167 * any associated state.
169 * @param cls closure (set from GNUNET_MESH_connect)
170 * @param tunnel connection to the other end (henceforth invalid)
171 * @param tunnel_ctx place where local state associated
172 * with the tunnel is stored
175 inbound_end (void *cls, const struct GNUNET_MESH_Tunnel *tunnel,
178 long id = (long) cls;
180 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
181 "incoming tunnel closed at peer %ld\n",
187 * Handler array for traffic received on peer1
189 static struct GNUNET_MESH_MessageHandler handlers1[] = {
190 {&data_callback, 1, 0},
196 * Data send callback: fillbuffer with test packet.
198 * @param cls Closure (unused).
199 * @param size Buffer size.
200 * @param buf Buffer to fill.
202 * @return size of test packet.
205 do_send (void *cls, size_t size, void *buf)
207 struct GNUNET_MessageHeader *m = buf;
212 result = GNUNET_SYSERR;
215 m->size = htons (sizeof (struct GNUNET_MessageHeader));
217 memset (&m[1], 0, DATA_SIZE);
218 GNUNET_assert (size >= sizeof (struct GNUNET_MessageHeader) + DATA_SIZE);
219 return sizeof (struct GNUNET_MessageHeader) + DATA_SIZE;
223 * Connect to other client and send data
225 * @param cls Closue (unused).
226 * @param tc TaskContext.
229 do_connect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
231 struct GNUNET_PeerIdentity id;
233 GNUNET_TESTING_peer_get_identity (me, &id);
234 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "CONNECT BY PORT\n");
235 t1 = GNUNET_MESH_tunnel_create (mesh, NULL, &id, 1, GNUNET_YES, GNUNET_NO);
236 GNUNET_MESH_notify_transmit_ready (t1, GNUNET_NO,
237 GNUNET_TIME_UNIT_FOREVER_REL,
238 sizeof (struct GNUNET_MessageHeader) + DATA_SIZE,
244 * Initialize framework and start test
246 * @param cls Closure (unused).
247 * @param cfg Configuration handle.
248 * @param peer Testing peer handle.
252 const struct GNUNET_CONFIGURATION_Handle *cfg,
253 struct GNUNET_TESTING_Peer *peer)
255 static uint32_t ports[] = {1, 0};
259 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
260 (GNUNET_TIME_UNIT_SECONDS, 15), &do_abort,
262 mesh = GNUNET_MESH_connect (cfg, /* configuration */
263 (void *) 1L, /* cls */
264 &inbound_tunnel, /* inbound new hndlr */
265 &inbound_end, /* inbound end hndlr */
266 handlers1, /* traffic handlers */
267 ports); /* ports offered */
271 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Couldn't connect to mesh :(\n");
272 result = GNUNET_SYSERR;
277 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "YAY! CONNECTED TO MESH :D\n");
279 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &do_connect, NULL);
287 main (int argc, char *argv[])
289 if (0 != GNUNET_TESTING_peer_run ("test-mesh-local",
293 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "run failed\n");
296 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Final result: %d\n", result);
297 return (result == GNUNET_OK) ? 0 : 1;
300 /* end of test_mesh_local_1.c */