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Diffstat (limited to 'src/cadet/test_cadet_local.c')
-rw-r--r-- | src/cadet/test_cadet_local.c | 337 |
1 files changed, 337 insertions, 0 deletions
diff --git a/src/cadet/test_cadet_local.c b/src/cadet/test_cadet_local.c new file mode 100644 index 000000000..0796aaf12 --- /dev/null +++ b/src/cadet/test_cadet_local.c | |||
@@ -0,0 +1,337 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | (C) 2011 Christian Grothoff (and other contributing authors) | ||
4 | |||
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. | ||
9 | |||
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. | ||
14 | |||
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. | ||
19 | */ | ||
20 | |||
21 | /** | ||
22 | * @file cadet/test_cadet_local.c | ||
23 | * @brief test cadet local: test of cadet channels with just one peer | ||
24 | * @author Bartlomiej Polot | ||
25 | */ | ||
26 | |||
27 | #include "platform.h" | ||
28 | #include "gnunet_util_lib.h" | ||
29 | #include "gnunet_dht_service.h" | ||
30 | #include "gnunet_testing_lib.h" | ||
31 | #include "gnunet_cadet_service.h" | ||
32 | |||
33 | struct GNUNET_TESTING_Peer *me; | ||
34 | |||
35 | static struct GNUNET_CADET_Handle *cadet_peer_1; | ||
36 | |||
37 | static struct GNUNET_CADET_Handle *cadet_peer_2; | ||
38 | |||
39 | static struct GNUNET_CADET_Channel *ch; | ||
40 | |||
41 | static int result = GNUNET_OK; | ||
42 | |||
43 | static int got_data = GNUNET_NO; | ||
44 | |||
45 | static GNUNET_SCHEDULER_TaskIdentifier abort_task; | ||
46 | |||
47 | static GNUNET_SCHEDULER_TaskIdentifier shutdown_task; | ||
48 | |||
49 | static struct GNUNET_CADET_TransmitHandle *mth; | ||
50 | |||
51 | |||
52 | /** | ||
53 | * Connect to other client and send data | ||
54 | * | ||
55 | * @param cls Closue (unused). | ||
56 | * @param tc TaskContext. | ||
57 | */ | ||
58 | static void | ||
59 | do_connect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc); | ||
60 | |||
61 | |||
62 | /** | ||
63 | * Shutdown nicely | ||
64 | */ | ||
65 | static void | ||
66 | do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) | ||
67 | { | ||
68 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "shutdown\n"); | ||
69 | if (GNUNET_SCHEDULER_NO_TASK != abort_task) | ||
70 | { | ||
71 | GNUNET_SCHEDULER_cancel (abort_task); | ||
72 | } | ||
73 | if (NULL != ch) | ||
74 | { | ||
75 | GNUNET_CADET_channel_destroy (ch); | ||
76 | } | ||
77 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnect client 1\n"); | ||
78 | if (NULL != cadet_peer_1) | ||
79 | { | ||
80 | GNUNET_CADET_disconnect (cadet_peer_1); | ||
81 | } | ||
82 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnect client 2\n"); | ||
83 | if (NULL != cadet_peer_2) | ||
84 | { | ||
85 | GNUNET_CADET_disconnect (cadet_peer_2); | ||
86 | } | ||
87 | } | ||
88 | |||
89 | |||
90 | /** | ||
91 | * Something went wrong and timed out. Kill everything and set error flag | ||
92 | */ | ||
93 | static void | ||
94 | do_abort (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) | ||
95 | { | ||
96 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ABORT\n"); | ||
97 | result = GNUNET_SYSERR; | ||
98 | abort_task = GNUNET_SCHEDULER_NO_TASK; | ||
99 | if (GNUNET_SCHEDULER_NO_TASK != shutdown_task) | ||
100 | { | ||
101 | GNUNET_SCHEDULER_cancel (shutdown_task); | ||
102 | shutdown_task = GNUNET_SCHEDULER_NO_TASK; | ||
103 | } | ||
104 | do_shutdown (cls, tc); | ||
105 | } | ||
106 | |||
107 | |||
108 | /** | ||
109 | * Function is called whenever a message is received. | ||
110 | * | ||
111 | * @param cls closure (set from GNUNET_CADET_connect) | ||
112 | * @param channel connection to the other end | ||
113 | * @param channel_ctx place to store local state associated with the channel | ||
114 | * @param message the actual message | ||
115 | * | ||
116 | * @return GNUNET_OK to keep the connection open, | ||
117 | * GNUNET_SYSERR to close it (signal serious error) | ||
118 | */ | ||
119 | static int | ||
120 | data_callback (void *cls, struct GNUNET_CADET_Channel *channel, | ||
121 | void **channel_ctx, | ||
122 | const struct GNUNET_MessageHeader *message) | ||
123 | { | ||
124 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Data callback! Shutting down.\n"); | ||
125 | got_data = GNUNET_YES; | ||
126 | if (GNUNET_SCHEDULER_NO_TASK != shutdown_task) | ||
127 | GNUNET_SCHEDULER_cancel (shutdown_task); | ||
128 | shutdown_task = | ||
129 | GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &do_shutdown, | ||
130 | NULL); | ||
131 | GNUNET_CADET_receive_done (channel); | ||
132 | return GNUNET_OK; | ||
133 | } | ||
134 | |||
135 | |||
136 | /** | ||
137 | * Method called whenever another peer has added us to a channel | ||
138 | * the other peer initiated. | ||
139 | * | ||
140 | * @param cls closure | ||
141 | * @param channel new handle to the channel | ||
142 | * @param initiator peer that started the channel | ||
143 | * @param port port number | ||
144 | * @param options channel options | ||
145 | * @return initial channel context for the channel | ||
146 | * (can be NULL -- that's not an error) | ||
147 | */ | ||
148 | static void * | ||
149 | inbound_channel (void *cls, struct GNUNET_CADET_Channel *channel, | ||
150 | const struct GNUNET_PeerIdentity *initiator, | ||
151 | uint32_t port, enum GNUNET_CADET_ChannelOption options) | ||
152 | { | ||
153 | long id = (long) cls; | ||
154 | |||
155 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
156 | "received incoming channel on peer %d, port %u\n", | ||
157 | id, port); | ||
158 | if (id != 2L) | ||
159 | { | ||
160 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, | ||
161 | "wrong peer\n"); | ||
162 | result = GNUNET_SYSERR; | ||
163 | } | ||
164 | return NULL; | ||
165 | } | ||
166 | |||
167 | |||
168 | /** | ||
169 | * Function called whenever an channel is destroyed. Should clean up | ||
170 | * any associated state. | ||
171 | * | ||
172 | * @param cls closure (set from GNUNET_CADET_connect) | ||
173 | * @param channel connection to the other end (henceforth invalid) | ||
174 | * @param channel_ctx place where local state associated | ||
175 | * with the channel is stored | ||
176 | */ | ||
177 | static void | ||
178 | channel_end (void *cls, const struct GNUNET_CADET_Channel *channel, | ||
179 | void *channel_ctx) | ||
180 | { | ||
181 | long id = (long) cls; | ||
182 | |||
183 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
184 | "incoming channel closed at peer %ld\n", | ||
185 | id); | ||
186 | if (NULL != mth) | ||
187 | { | ||
188 | GNUNET_CADET_notify_transmit_ready_cancel (mth); | ||
189 | mth = NULL; | ||
190 | } | ||
191 | if (GNUNET_NO == got_data) | ||
192 | { | ||
193 | GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply ( | ||
194 | GNUNET_TIME_UNIT_SECONDS, | ||
195 | 2), | ||
196 | &do_connect, NULL); | ||
197 | } | ||
198 | } | ||
199 | |||
200 | |||
201 | /** | ||
202 | * Handler array for traffic received on peer1 | ||
203 | */ | ||
204 | static struct GNUNET_CADET_MessageHandler handlers1[] = { | ||
205 | {&data_callback, 1, 0}, | ||
206 | {NULL, 0, 0} | ||
207 | }; | ||
208 | |||
209 | |||
210 | /** | ||
211 | * Handler array for traffic received on peer2 (none expected) | ||
212 | */ | ||
213 | static struct GNUNET_CADET_MessageHandler handlers2[] = { | ||
214 | {&data_callback, 1, 0}, | ||
215 | {NULL, 0, 0} | ||
216 | }; | ||
217 | |||
218 | |||
219 | /** | ||
220 | * Data send callback: fillbuffer with test packet. | ||
221 | * | ||
222 | * @param cls Closure (unused). | ||
223 | * @param size Buffer size. | ||
224 | * @param buf Buffer to fill. | ||
225 | * | ||
226 | * @return size of test packet. | ||
227 | */ | ||
228 | static size_t | ||
229 | do_send (void *cls, size_t size, void *buf) | ||
230 | { | ||
231 | struct GNUNET_MessageHeader *m = buf; | ||
232 | |||
233 | mth = NULL; | ||
234 | if (NULL == buf) | ||
235 | { | ||
236 | GNUNET_break (0); | ||
237 | result = GNUNET_SYSERR; | ||
238 | return 0; | ||
239 | } | ||
240 | m->size = htons (sizeof (struct GNUNET_MessageHeader)); | ||
241 | m->type = htons (1); | ||
242 | GNUNET_assert (size >= sizeof (struct GNUNET_MessageHeader)); | ||
243 | return sizeof (struct GNUNET_MessageHeader); | ||
244 | } | ||
245 | |||
246 | /** | ||
247 | * Connect to other client and send data | ||
248 | * | ||
249 | * @param cls Closue (unused). | ||
250 | * @param tc TaskContext. | ||
251 | */ | ||
252 | static void | ||
253 | do_connect (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) | ||
254 | { | ||
255 | struct GNUNET_PeerIdentity id; | ||
256 | |||
257 | if (NULL != tc && 0 != (GNUNET_SCHEDULER_REASON_SHUTDOWN & tc->reason)) | ||
258 | return; | ||
259 | |||
260 | GNUNET_TESTING_peer_get_identity (me, &id); | ||
261 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "CONNECT BY PORT\n"); | ||
262 | ch = GNUNET_CADET_channel_create (cadet_peer_1, NULL, &id, 1, | ||
263 | GNUNET_CADET_OPTION_DEFAULT); | ||
264 | mth = GNUNET_CADET_notify_transmit_ready (ch, GNUNET_NO, | ||
265 | GNUNET_TIME_UNIT_FOREVER_REL, | ||
266 | sizeof (struct GNUNET_MessageHeader), | ||
267 | &do_send, NULL); | ||
268 | } | ||
269 | |||
270 | |||
271 | /** | ||
272 | * Initialize framework and start test | ||
273 | * | ||
274 | * @param cls Closure (unused). | ||
275 | * @param cfg Configuration handle. | ||
276 | * @param peer Testing peer handle. | ||
277 | */ | ||
278 | static void | ||
279 | run (void *cls, | ||
280 | const struct GNUNET_CONFIGURATION_Handle *cfg, | ||
281 | struct GNUNET_TESTING_Peer *peer) | ||
282 | { | ||
283 | static uint32_t ports[] = {1, 0}; | ||
284 | |||
285 | me = peer; | ||
286 | abort_task = | ||
287 | GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply | ||
288 | (GNUNET_TIME_UNIT_SECONDS, 15), &do_abort, | ||
289 | NULL); | ||
290 | cadet_peer_1 = GNUNET_CADET_connect (cfg, /* configuration */ | ||
291 | (void *) 1L, /* cls */ | ||
292 | NULL, /* inbound new hndlr */ | ||
293 | &channel_end, /* channel end hndlr */ | ||
294 | handlers1, /* traffic handlers */ | ||
295 | NULL); /* ports offered */ | ||
296 | |||
297 | cadet_peer_2 = GNUNET_CADET_connect (cfg, /* configuration */ | ||
298 | (void *) 2L, /* cls */ | ||
299 | &inbound_channel, /* inbound new hndlr */ | ||
300 | &channel_end, /* channel end hndlr */ | ||
301 | handlers2, /* traffic handlers */ | ||
302 | ports); /* ports offered */ | ||
303 | if (NULL == cadet_peer_1 || NULL == cadet_peer_2) | ||
304 | { | ||
305 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Couldn't connect to cadet :(\n"); | ||
306 | result = GNUNET_SYSERR; | ||
307 | return; | ||
308 | } | ||
309 | else | ||
310 | { | ||
311 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "YAY! CONNECTED TO CADET :D\n"); | ||
312 | } | ||
313 | GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply ( | ||
314 | GNUNET_TIME_UNIT_SECONDS, | ||
315 | 2), | ||
316 | &do_connect, NULL); | ||
317 | } | ||
318 | |||
319 | |||
320 | /** | ||
321 | * Main | ||
322 | */ | ||
323 | int | ||
324 | main (int argc, char *argv[]) | ||
325 | { | ||
326 | if (0 != GNUNET_TESTING_peer_run ("test-cadet-local", | ||
327 | "test_cadet.conf", | ||
328 | &run, NULL)) | ||
329 | { | ||
330 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "run failed\n"); | ||
331 | return 2; | ||
332 | } | ||
333 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Final result: %d\n", result); | ||
334 | return (result == GNUNET_OK) ? 0 : 1; | ||
335 | } | ||
336 | |||
337 | /* end of test_cadet_local_1.c */ | ||