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author | Matthias Wachs <wachs@net.in.tum.de> | 2011-11-07 12:54:33 +0000 |
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committer | Matthias Wachs <wachs@net.in.tum.de> | 2011-11-07 12:54:33 +0000 |
commit | 18bc4a4c2993dc9962bf62b6b375921282246b86 (patch) | |
tree | 047188c75219dd9eb06fc65e79dc5913c304d7e1 /src/transport/test_transport_api_bidirectional_connect.c | |
parent | 2594f29af1da0339927a32165f71ae33198d2b9d (diff) | |
download | gnunet-18bc4a4c2993dc9962bf62b6b375921282246b86.tar.gz gnunet-18bc4a4c2993dc9962bf62b6b375921282246b86.zip |
new test to test bi-directional connection attempts
Diffstat (limited to 'src/transport/test_transport_api_bidirectional_connect.c')
-rw-r--r-- | src/transport/test_transport_api_bidirectional_connect.c | 431 |
1 files changed, 431 insertions, 0 deletions
diff --git a/src/transport/test_transport_api_bidirectional_connect.c b/src/transport/test_transport_api_bidirectional_connect.c new file mode 100644 index 000000000..06d007c81 --- /dev/null +++ b/src/transport/test_transport_api_bidirectional_connect.c | |||
@@ -0,0 +1,431 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | (C) 2009, 2010 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 | * @file transport/test_transport_api_bidirectional_connect.c | ||
22 | * @brief base test case for transport implementations | ||
23 | * | ||
24 | * Perform a 3-way handshake connection set up in both directions at | ||
25 | * (almost) the same time | ||
26 | */ | ||
27 | #include "platform.h" | ||
28 | #include "gnunet_common.h" | ||
29 | #include "gnunet_hello_lib.h" | ||
30 | #include "gnunet_getopt_lib.h" | ||
31 | #include "gnunet_os_lib.h" | ||
32 | #include "gnunet_program_lib.h" | ||
33 | #include "gnunet_scheduler_lib.h" | ||
34 | #include "gnunet_transport_service.h" | ||
35 | #include "transport.h" | ||
36 | #include "transport-testing.h" | ||
37 | |||
38 | #define VERBOSE GNUNET_EXTRA_LOGGING | ||
39 | #define VERBOSE_ARM GNUNET_EXTRA_LOGGING | ||
40 | |||
41 | #define START_ARM GNUNET_YES | ||
42 | |||
43 | /** | ||
44 | * How long until we give up on transmitting the message? | ||
45 | */ | ||
46 | #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120) | ||
47 | |||
48 | /** | ||
49 | * How long until we give up on transmitting the message? | ||
50 | */ | ||
51 | #define TIMEOUT_TRANSMIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60) | ||
52 | |||
53 | #define MTYPE 12345 | ||
54 | |||
55 | static char *test_source; | ||
56 | |||
57 | static char *test_plugin; | ||
58 | |||
59 | static char *test_name; | ||
60 | |||
61 | static int ok; | ||
62 | |||
63 | static GNUNET_SCHEDULER_TaskIdentifier die_task; | ||
64 | |||
65 | static GNUNET_SCHEDULER_TaskIdentifier send_task; | ||
66 | |||
67 | struct PeerContext *p1; | ||
68 | |||
69 | struct PeerContext *p2; | ||
70 | |||
71 | static GNUNET_TRANSPORT_TESTING_ConnectRequest cc1; | ||
72 | static GNUNET_TRANSPORT_TESTING_ConnectRequest cc2; | ||
73 | |||
74 | struct GNUNET_TRANSPORT_TransmitHandle *th; | ||
75 | |||
76 | struct GNUNET_TRANSPORT_TESTING_handle *tth; | ||
77 | |||
78 | char *cfg_file_p1; | ||
79 | |||
80 | char *cfg_file_p2; | ||
81 | |||
82 | #if VERBOSE | ||
83 | #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0) | ||
84 | #else | ||
85 | #define OKPP do { ok++; } while (0) | ||
86 | #endif | ||
87 | |||
88 | |||
89 | static void | ||
90 | end () | ||
91 | { | ||
92 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping peers\n"); | ||
93 | |||
94 | if (send_task != GNUNET_SCHEDULER_NO_TASK) | ||
95 | GNUNET_SCHEDULER_cancel (send_task); | ||
96 | |||
97 | if (die_task != GNUNET_SCHEDULER_NO_TASK) | ||
98 | GNUNET_SCHEDULER_cancel (die_task); | ||
99 | |||
100 | if (th != NULL) | ||
101 | GNUNET_TRANSPORT_notify_transmit_ready_cancel (th); | ||
102 | th = NULL; | ||
103 | |||
104 | GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1); | ||
105 | GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2); | ||
106 | } | ||
107 | |||
108 | static void | ||
109 | end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) | ||
110 | { | ||
111 | die_task = GNUNET_SCHEDULER_NO_TASK; | ||
112 | |||
113 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Fail! Stopping peers\n"); | ||
114 | |||
115 | |||
116 | if (send_task != GNUNET_SCHEDULER_NO_TASK) | ||
117 | GNUNET_SCHEDULER_cancel (send_task); | ||
118 | |||
119 | if (cc2 != NULL) | ||
120 | { | ||
121 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Fail! Could not connect peers\n")); | ||
122 | GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc2); | ||
123 | cc2 = NULL; | ||
124 | } | ||
125 | |||
126 | if (th != NULL) | ||
127 | GNUNET_TRANSPORT_notify_transmit_ready_cancel (th); | ||
128 | th = NULL; | ||
129 | |||
130 | if (p1 != NULL) | ||
131 | GNUNET_TRANSPORT_TESTING_stop_peer (tth, p1); | ||
132 | if (p2 != NULL) | ||
133 | GNUNET_TRANSPORT_TESTING_stop_peer (tth, p2); | ||
134 | |||
135 | ok = GNUNET_SYSERR; | ||
136 | } | ||
137 | |||
138 | |||
139 | static void | ||
140 | notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer, | ||
141 | const struct GNUNET_MessageHeader *message, | ||
142 | const struct GNUNET_ATS_Information *ats, uint32_t ats_count) | ||
143 | { | ||
144 | struct PeerContext *p = cls; | ||
145 | struct PeerContext *t = NULL; | ||
146 | |||
147 | if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity))) | ||
148 | t = p1; | ||
149 | if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity))) | ||
150 | t = p2; | ||
151 | GNUNET_assert (t != NULL); | ||
152 | |||
153 | char *ps = strdup (GNUNET_i2s (&p->id)); | ||
154 | |||
155 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
156 | "Peer %u (`%4s') received message of type %d and size %u size from peer %u (`%4s')!\n", | ||
157 | p->no, ps, ntohs (message->type), ntohs (message->size), t->no, | ||
158 | GNUNET_i2s (&t->id)); | ||
159 | |||
160 | if ((MTYPE == ntohs (message->type)) && | ||
161 | (sizeof (struct GNUNET_MessageHeader) == ntohs (message->size))) | ||
162 | { | ||
163 | ok = 0; | ||
164 | end (); | ||
165 | } | ||
166 | else | ||
167 | { | ||
168 | GNUNET_break (0); | ||
169 | ok = 1; | ||
170 | end (); | ||
171 | } | ||
172 | } | ||
173 | |||
174 | |||
175 | static size_t | ||
176 | notify_ready (void *cls, size_t size, void *buf) | ||
177 | { | ||
178 | struct PeerContext *p = cls; | ||
179 | struct GNUNET_MessageHeader *hdr; | ||
180 | |||
181 | th = NULL; | ||
182 | |||
183 | if (buf == NULL) | ||
184 | { | ||
185 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
186 | "Timeout occurred while waiting for transmit_ready\n"); | ||
187 | if (GNUNET_SCHEDULER_NO_TASK != die_task) | ||
188 | GNUNET_SCHEDULER_cancel (die_task); | ||
189 | die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL); | ||
190 | ok = 42; | ||
191 | return 0; | ||
192 | } | ||
193 | |||
194 | GNUNET_assert (size >= 256); | ||
195 | |||
196 | if (buf != NULL) | ||
197 | { | ||
198 | hdr = buf; | ||
199 | hdr->size = htons (sizeof (struct GNUNET_MessageHeader)); | ||
200 | hdr->type = htons (MTYPE); | ||
201 | } | ||
202 | char *ps = strdup (GNUNET_i2s (&p2->id)); | ||
203 | |||
204 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
205 | "Peer %u (`%4s') sending message with type %u and size %u bytes to peer %u (`%4s')\n", | ||
206 | p2->no, ps, ntohs (hdr->type), ntohs (hdr->size), p->no, | ||
207 | GNUNET_i2s (&p->id)); | ||
208 | GNUNET_free (ps); | ||
209 | return sizeof (struct GNUNET_MessageHeader); | ||
210 | } | ||
211 | |||
212 | |||
213 | static void | ||
214 | sendtask (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc) | ||
215 | { | ||
216 | send_task = GNUNET_SCHEDULER_NO_TASK; | ||
217 | |||
218 | if ((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0) | ||
219 | return; | ||
220 | char *receiver_s = strdup (GNUNET_i2s (&p1->id)); | ||
221 | |||
222 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
223 | "Sending message from peer %u (`%4s') -> peer %u (`%s') !\n", | ||
224 | p2->no, GNUNET_i2s (&p2->id), p1->no, receiver_s); | ||
225 | GNUNET_free (receiver_s); | ||
226 | |||
227 | th = GNUNET_TRANSPORT_notify_transmit_ready (p2->th, &p1->id, 256, 0, | ||
228 | TIMEOUT_TRANSMIT, ¬ify_ready, | ||
229 | p1); | ||
230 | } | ||
231 | |||
232 | |||
233 | static void | ||
234 | notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer, | ||
235 | const struct GNUNET_ATS_Information *ats, uint32_t ats_count) | ||
236 | { | ||
237 | static int c; | ||
238 | |||
239 | c++; | ||
240 | struct PeerContext *p = cls; | ||
241 | struct PeerContext *t = NULL; | ||
242 | |||
243 | if (0 == memcmp (peer, &p1->id, sizeof (struct GNUNET_PeerIdentity))) | ||
244 | t = p1; | ||
245 | if (0 == memcmp (peer, &p2->id, sizeof (struct GNUNET_PeerIdentity))) | ||
246 | t = p2; | ||
247 | GNUNET_assert (t != NULL); | ||
248 | |||
249 | char *ps = strdup (GNUNET_i2s (&p->id)); | ||
250 | |||
251 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
252 | "Peer %u (`%4s'): peer %u (`%s') connected to me!\n", p->no, ps, | ||
253 | t->no, GNUNET_i2s (peer)); | ||
254 | GNUNET_free (ps); | ||
255 | } | ||
256 | |||
257 | |||
258 | static void | ||
259 | notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer) | ||
260 | { | ||
261 | struct PeerContext *p = cls; | ||
262 | char *ps = strdup (GNUNET_i2s (&p->id)); | ||
263 | |||
264 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
265 | "Peer %u (`%4s'): peer (`%s') disconnected from me!\n", p->no, ps, | ||
266 | GNUNET_i2s (peer)); | ||
267 | |||
268 | if (th != NULL) | ||
269 | GNUNET_TRANSPORT_notify_transmit_ready_cancel (th); | ||
270 | th = NULL; | ||
271 | } | ||
272 | |||
273 | static void | ||
274 | testing_connect_cb (struct PeerContext *p1, struct PeerContext *p2, void *cls) | ||
275 | { | ||
276 | if (cls == cc1) | ||
277 | { | ||
278 | cc1 = NULL; | ||
279 | GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc2); | ||
280 | } | ||
281 | if (cls == cc2) | ||
282 | { | ||
283 | cc2 = NULL; | ||
284 | GNUNET_TRANSPORT_TESTING_connect_peers_cancel (tth, cc1); | ||
285 | } | ||
286 | |||
287 | char *p1_c = strdup (GNUNET_i2s (&p1->id)); | ||
288 | |||
289 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peers connected: %u (%s) <-> %u (%s)\n", | ||
290 | p1->no, p1_c, p2->no, GNUNET_i2s (&p2->id)); | ||
291 | GNUNET_free (p1_c); | ||
292 | |||
293 | send_task = GNUNET_SCHEDULER_add_now (&sendtask, NULL); | ||
294 | } | ||
295 | |||
296 | void | ||
297 | start_cb (struct PeerContext *p, void *cls) | ||
298 | { | ||
299 | static int started; | ||
300 | |||
301 | started++; | ||
302 | |||
303 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %u (`%s') started\n", p->no, | ||
304 | GNUNET_i2s (&p->id)); | ||
305 | |||
306 | if (started != 2) | ||
307 | return; | ||
308 | |||
309 | char *sender_c = strdup (GNUNET_i2s (&p1->id)); | ||
310 | |||
311 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
312 | "Test tries to connect peer %u (`%s') <-> peer %u (`%s')\n", | ||
313 | p1->no, sender_c, p2->no, GNUNET_i2s (&p2->id)); | ||
314 | |||
315 | cc1 = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p2, p1, &testing_connect_cb, | ||
316 | NULL); | ||
317 | cc2 = GNUNET_TRANSPORT_TESTING_connect_peers (tth, p1, p2, &testing_connect_cb, | ||
318 | NULL); | ||
319 | } | ||
320 | |||
321 | static void | ||
322 | run (void *cls, char *const *args, const char *cfgfile, | ||
323 | const struct GNUNET_CONFIGURATION_Handle *cfg) | ||
324 | { | ||
325 | die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL); | ||
326 | |||
327 | p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p1, 1, | ||
328 | ¬ify_receive, ¬ify_connect, | ||
329 | ¬ify_disconnect, &start_cb, | ||
330 | NULL); | ||
331 | |||
332 | p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth, cfg_file_p2, 2, | ||
333 | ¬ify_receive, ¬ify_connect, | ||
334 | ¬ify_disconnect, &start_cb, | ||
335 | NULL); | ||
336 | |||
337 | if ((p1 == NULL) || (p2 == NULL)) | ||
338 | { | ||
339 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Fail! Could not start peers!\n"); | ||
340 | if (die_task != GNUNET_SCHEDULER_NO_TASK) | ||
341 | GNUNET_SCHEDULER_cancel (die_task); | ||
342 | die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL); | ||
343 | return; | ||
344 | } | ||
345 | } | ||
346 | |||
347 | |||
348 | static int | ||
349 | check () | ||
350 | { | ||
351 | static char *const argv[] = { "test-transport-api", | ||
352 | "-c", | ||
353 | "test_transport_api_data.conf", | ||
354 | #if VERBOSE | ||
355 | "-L", "DEBUG", | ||
356 | #endif | ||
357 | NULL | ||
358 | }; | ||
359 | static struct GNUNET_GETOPT_CommandLineOption options[] = { | ||
360 | GNUNET_GETOPT_OPTION_END | ||
361 | }; | ||
362 | |||
363 | #if WRITECONFIG | ||
364 | setTransportOptions ("test_transport_api_data.conf"); | ||
365 | #endif | ||
366 | send_task = GNUNET_SCHEDULER_NO_TASK; | ||
367 | |||
368 | ok = 1; | ||
369 | GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv, test_name, | ||
370 | "nohelp", options, &run, &ok); | ||
371 | |||
372 | return ok; | ||
373 | } | ||
374 | |||
375 | int | ||
376 | main (int argc, char *argv[]) | ||
377 | { | ||
378 | int ret; | ||
379 | int nat_res; | ||
380 | |||
381 | tth = GNUNET_TRANSPORT_TESTING_init (); | ||
382 | |||
383 | GNUNET_TRANSPORT_TESTING_get_test_source_name (__FILE__, &test_source); | ||
384 | GNUNET_TRANSPORT_TESTING_get_test_plugin_name (argv[0], test_source, | ||
385 | &test_plugin); | ||
386 | GNUNET_TRANSPORT_TESTING_get_test_name (argv[0], &test_name); | ||
387 | |||
388 | GNUNET_log_setup (test_name, | ||
389 | #if VERBOSE | ||
390 | "DEBUG", | ||
391 | #else | ||
392 | "WARNING", | ||
393 | #endif | ||
394 | NULL); | ||
395 | |||
396 | if ((strcmp (test_plugin, "tcp_nat") == 0) || | ||
397 | (strcmp (test_plugin, "udp_nat") == 0)) | ||
398 | { | ||
399 | nat_res = GNUNET_OS_check_helper_binary ("gnunet-nat-server"); | ||
400 | if (GNUNET_NO == nat_res) | ||
401 | { | ||
402 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Cannot run NAT test: `%s' %s \n", | ||
403 | "gnunet-nat-server", "SUID not set"); | ||
404 | return 0; | ||
405 | } | ||
406 | if (GNUNET_SYSERR == nat_res) | ||
407 | { | ||
408 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Cannot run NAT test: `%s' %s \n", | ||
409 | "gnunet-nat-server", "file not found"); | ||
410 | return 0; | ||
411 | } | ||
412 | } | ||
413 | |||
414 | GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p1, 1); | ||
415 | GNUNET_TRANSPORT_TESTING_get_config_name (argv[0], &cfg_file_p2, 2); | ||
416 | |||
417 | ret = check (); | ||
418 | |||
419 | GNUNET_free (cfg_file_p1); | ||
420 | GNUNET_free (cfg_file_p2); | ||
421 | |||
422 | GNUNET_free (test_source); | ||
423 | GNUNET_free (test_plugin); | ||
424 | GNUNET_free (test_name); | ||
425 | |||
426 | GNUNET_TRANSPORT_TESTING_done (tth); | ||
427 | |||
428 | return ret; | ||
429 | } | ||
430 | |||
431 | /* end of test_transport_api_bidirectional_connect.c */ | ||