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"
33 struct GNUNET_TESTING_Peer *me;
35 static struct GNUNET_MESH_Handle *mesh_peer_1;
37 static struct GNUNET_MESH_Handle *mesh_peer_2;
39 static struct GNUNET_MESH_Tunnel *t;
41 static int result = GNUNET_OK;
43 static GNUNET_SCHEDULER_TaskIdentifier abort_task;
45 static GNUNET_SCHEDULER_TaskIdentifier shutdown_task;
52 do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
54 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "shutdown\n");
55 if (GNUNET_SCHEDULER_NO_TASK != abort_task)
57 GNUNET_SCHEDULER_cancel (abort_task);
61 GNUNET_MESH_tunnel_destroy (t);
63 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnect client 1\n");
64 if (NULL != mesh_peer_1)
66 GNUNET_MESH_disconnect (mesh_peer_1);
68 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnect client 2\n");
69 if (NULL != mesh_peer_2)
71 GNUNET_MESH_disconnect (mesh_peer_2);
77 * Something went wrong and timed out. Kill everything and set error flag
80 do_abort (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
82 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ABORT\n");
83 result = GNUNET_SYSERR;
84 abort_task = GNUNET_SCHEDULER_NO_TASK;
85 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
87 GNUNET_SCHEDULER_cancel (shutdown_task);
88 shutdown_task = GNUNET_SCHEDULER_NO_TASK;
90 do_shutdown (cls, tc);
95 * Function is called whenever a message is received.
97 * @param cls closure (set from GNUNET_MESH_connect)
98 * @param tunnel connection to the other end
99 * @param tunnel_ctx place to store local state associated with the tunnel
100 * @param message the actual message
102 * @return GNUNET_OK to keep the connection open,
103 * GNUNET_SYSERR to close it (signal serious error)
106 data_callback (void *cls, struct GNUNET_MESH_Tunnel *tunnel, void **tunnel_ctx,
107 const struct GNUNET_MessageHeader *message)
109 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Data callback! Shutting down.\n");
110 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
111 GNUNET_SCHEDULER_cancel (shutdown_task);
113 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &do_shutdown,
115 GNUNET_MESH_receive_done (tunnel);
121 * Method called whenever another peer has added us to a tunnel
122 * the other peer initiated.
125 * @param tunnel new handle to the tunnel
126 * @param initiator peer that started the tunnel
127 * @param port port number
128 * @return initial tunnel context for the tunnel (can be NULL -- that's not an error)
131 inbound_tunnel (void *cls, struct GNUNET_MESH_Tunnel *tunnel,
132 const struct GNUNET_PeerIdentity *initiator,
135 long id = (long) cls;
137 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
138 "received incoming tunnel on peer %d, port %u\n",
142 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
144 result = GNUNET_SYSERR;
151 * Function called whenever an inbound tunnel is destroyed. Should clean up
152 * any associated state.
154 * @param cls closure (set from GNUNET_MESH_connect)
155 * @param tunnel connection to the other end (henceforth invalid)
156 * @param tunnel_ctx place where local state associated
157 * with the tunnel is stored
160 inbound_end (void *cls, const struct GNUNET_MESH_Tunnel *tunnel,
163 long id = (long) cls;
165 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
166 "incoming tunnel closed at peer %ld\n",
172 * Handler array for traffic received on peer1
174 static struct GNUNET_MESH_MessageHandler handlers1[] = {
175 {&data_callback, 1, 0},
181 * Handler array for traffic received on peer2 (none expected)
183 static struct GNUNET_MESH_MessageHandler handlers2[] = {
184 {&data_callback, 1, 0},
190 * Data send callback: fillbuffer with test packet.
192 * @param cls Closure (unused).
193 * @param size Buffer size.
194 * @param buf Buffer to fill.
196 * @return size of test packet.
199 do_send (void *cls, size_t size, void *buf)
201 struct GNUNET_MessageHeader *m = buf;
206 result = GNUNET_SYSERR;
209 m->size = htons (sizeof (struct GNUNET_MessageHeader));
211 GNUNET_assert (size >= sizeof (struct GNUNET_MessageHeader));
212 return sizeof (struct GNUNET_MessageHeader);
216 * Connect to other client and send data
218 * @param cls Closue (unused).
219 * @param tc TaskContext.
222 do_connect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
224 struct GNUNET_PeerIdentity id;
226 GNUNET_TESTING_peer_get_identity (me, &id);
227 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "CONNECT BY PORT\n");
228 t = GNUNET_MESH_tunnel_create (mesh_peer_1, NULL, &id, 1, GNUNET_YES, GNUNET_NO);
229 GNUNET_MESH_notify_transmit_ready (t, GNUNET_NO,
230 GNUNET_TIME_UNIT_FOREVER_REL,
231 sizeof (struct GNUNET_MessageHeader),
237 * Initialize framework and start test
239 * @param cls Closure (unused).
240 * @param cfg Configuration handle.
241 * @param peer Testing peer handle.
245 const struct GNUNET_CONFIGURATION_Handle *cfg,
246 struct GNUNET_TESTING_Peer *peer)
248 static uint32_t ports[] = {1, 0};
252 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
253 (GNUNET_TIME_UNIT_SECONDS, 15), &do_abort,
255 mesh_peer_1 = GNUNET_MESH_connect (cfg, /* configuration */
256 (void *) 1L, /* cls */
257 &inbound_tunnel, /* inbound new hndlr */
258 &inbound_end, /* inbound end hndlr */
259 handlers1, /* traffic handlers */
260 NULL); /* ports offered */
262 mesh_peer_2 = GNUNET_MESH_connect (cfg, /* configuration */
263 (void *) 2L, /* cls */
264 &inbound_tunnel, /* inbound new hndlr */
265 &inbound_end, /* inbound end hndlr */
266 handlers2, /* traffic handlers */
267 ports); /* ports offered */
268 if (NULL == mesh_peer_1 || NULL == mesh_peer_2)
270 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Couldn't connect to mesh :(\n");
271 result = GNUNET_SYSERR;
276 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "YAY! CONNECTED TO MESH :D\n");
278 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &do_connect, NULL);
286 main (int argc, char *argv[])
288 if (0 != GNUNET_TESTING_peer_run ("test-mesh-local",
292 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "run failed\n");
295 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Final result: %d\n", result);
296 return (result == GNUNET_OK) ? 0 : 1;
299 /* end of test_mesh_local_1.c */