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Diffstat (limited to 'src/transport/test_transport_api.c')
-rw-r--r-- | src/transport/test_transport_api.c | 305 |
1 files changed, 305 insertions, 0 deletions
diff --git a/src/transport/test_transport_api.c b/src/transport/test_transport_api.c new file mode 100644 index 000000000..02c28b09c --- /dev/null +++ b/src/transport/test_transport_api.c | |||
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1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | (C) 2009 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 2, 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.c | ||
22 | * @brief testcase for transport_api.c | ||
23 | */ | ||
24 | #include "platform.h" | ||
25 | #include "gnunet_common.h" | ||
26 | #include "gnunet_hello_lib.h" | ||
27 | #include "gnunet_getopt_lib.h" | ||
28 | #include "gnunet_os_lib.h" | ||
29 | #include "gnunet_program_lib.h" | ||
30 | #include "gnunet_scheduler_lib.h" | ||
31 | #include "gnunet_transport_service.h" | ||
32 | #include "transport.h" | ||
33 | |||
34 | #define VERBOSE GNUNET_NO | ||
35 | |||
36 | #define START_ARM GNUNET_YES | ||
37 | |||
38 | /** | ||
39 | * How long until we give up on transmitting the message? | ||
40 | */ | ||
41 | #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30) | ||
42 | |||
43 | #define MTYPE 12345 | ||
44 | |||
45 | struct PeerContext | ||
46 | { | ||
47 | struct GNUNET_CONFIGURATION_Handle *cfg; | ||
48 | struct GNUNET_TRANSPORT_Handle *th; | ||
49 | struct GNUNET_PeerIdentity id; | ||
50 | #if START_ARM | ||
51 | pid_t arm_pid; | ||
52 | #endif | ||
53 | }; | ||
54 | |||
55 | static struct PeerContext p1; | ||
56 | |||
57 | static struct PeerContext p2; | ||
58 | |||
59 | static struct GNUNET_SCHEDULER_Handle *sched; | ||
60 | |||
61 | static int ok; | ||
62 | |||
63 | #if VERBOSE | ||
64 | #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0) | ||
65 | #else | ||
66 | #define OKPP do { ok++; } while (0) | ||
67 | #endif | ||
68 | |||
69 | |||
70 | static void | ||
71 | end () | ||
72 | { | ||
73 | /* do work here */ | ||
74 | GNUNET_assert (ok == 8); | ||
75 | GNUNET_TRANSPORT_disconnect (p1.th); | ||
76 | GNUNET_TRANSPORT_disconnect (p2.th); | ||
77 | ok = 0; | ||
78 | } | ||
79 | |||
80 | |||
81 | /** | ||
82 | * Function called by the transport for each received message. | ||
83 | * | ||
84 | * @param cls closure | ||
85 | * @param latency estimated latency for communicating with the | ||
86 | * given peer | ||
87 | * @param peer (claimed) identity of the other peer | ||
88 | * @param message the message | ||
89 | */ | ||
90 | static void | ||
91 | notify_receive (void *cls, | ||
92 | struct GNUNET_TIME_Relative latency, | ||
93 | const struct GNUNET_PeerIdentity *peer, | ||
94 | const struct GNUNET_MessageHeader *message) | ||
95 | { | ||
96 | GNUNET_assert (ok == 7); | ||
97 | OKPP; | ||
98 | GNUNET_assert (MTYPE == ntohs (message->type)); | ||
99 | GNUNET_assert (sizeof (struct GNUNET_MessageHeader) == | ||
100 | ntohs (message->size)); | ||
101 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received message from peer (%p)!\n", | ||
102 | cls); | ||
103 | end (); | ||
104 | } | ||
105 | |||
106 | |||
107 | /** | ||
108 | * Function called to notify transport users that another | ||
109 | * peer connected to us. | ||
110 | * | ||
111 | * @param cls closure | ||
112 | * @param transport the transport service handle | ||
113 | * @param peer the peer that disconnected | ||
114 | * @param latency current latency of the connection | ||
115 | */ | ||
116 | static void | ||
117 | notify_connect (void *cls, | ||
118 | const struct GNUNET_PeerIdentity *peer, | ||
119 | struct GNUNET_TIME_Relative latency) | ||
120 | { | ||
121 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer connected to us (%p)!\n", cls); | ||
122 | GNUNET_assert ((ok >= 1) && (ok <= 6)); | ||
123 | OKPP; | ||
124 | } | ||
125 | |||
126 | |||
127 | /** | ||
128 | * Function called to notify transport users that another | ||
129 | * peer disconnected from us. | ||
130 | * | ||
131 | * @param cls closure | ||
132 | * @param transport the transport service handle | ||
133 | * @param peer the peer that disconnected | ||
134 | */ | ||
135 | static void | ||
136 | notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer) | ||
137 | { | ||
138 | GNUNET_assert (0); | ||
139 | } | ||
140 | |||
141 | |||
142 | static void | ||
143 | setup_peer (struct PeerContext *p, const char *cfgname) | ||
144 | { | ||
145 | p->cfg = GNUNET_CONFIGURATION_create (); | ||
146 | #if START_ARM | ||
147 | p->arm_pid = GNUNET_OS_start_process ("gnunet-service-arm", | ||
148 | "gnunet-service-arm", | ||
149 | #if VERBOSE | ||
150 | "-L", "DEBUG", | ||
151 | #endif | ||
152 | "-c", cfgname, NULL); | ||
153 | sleep (1); /* allow ARM to start */ | ||
154 | #endif | ||
155 | GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname)); | ||
156 | p->th = GNUNET_TRANSPORT_connect (sched, p->cfg, | ||
157 | p, | ||
158 | ¬ify_receive, | ||
159 | ¬ify_connect, ¬ify_disconnect); | ||
160 | GNUNET_assert (p->th != NULL); | ||
161 | } | ||
162 | |||
163 | |||
164 | static size_t | ||
165 | notify_ready (void *cls, size_t size, void *buf) | ||
166 | { | ||
167 | struct GNUNET_MessageHeader *hdr; | ||
168 | |||
169 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
170 | "Transmitting message to peer (%p) - %u!\n", cls, size); | ||
171 | GNUNET_assert (size >= 256); | ||
172 | GNUNET_assert ((ok >= 5) && (ok <= 6)); | ||
173 | OKPP; | ||
174 | hdr = buf; | ||
175 | hdr->size = htons (sizeof (struct GNUNET_MessageHeader)); | ||
176 | hdr->type = htons (MTYPE); | ||
177 | return sizeof (struct GNUNET_MessageHeader); | ||
178 | } | ||
179 | |||
180 | |||
181 | static void | ||
182 | exchange_hello_last (void *cls, | ||
183 | struct GNUNET_TIME_Relative latency, | ||
184 | const struct GNUNET_PeerIdentity *peer, | ||
185 | const struct GNUNET_MessageHeader *message) | ||
186 | { | ||
187 | struct PeerContext *me = cls; | ||
188 | struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pk; | ||
189 | |||
190 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
191 | "Exchanging HELLO with peer (%p)!\n", cls); | ||
192 | GNUNET_assert (ok >= 3); | ||
193 | OKPP; | ||
194 | GNUNET_assert (message != NULL); | ||
195 | GNUNET_assert (GNUNET_OK == | ||
196 | GNUNET_HELLO_get_key ((const struct GNUNET_HELLO_Message *) | ||
197 | message, &pk)); | ||
198 | GNUNET_CRYPTO_hash (&pk, | ||
199 | sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), | ||
200 | &me->id.hashPubKey); | ||
201 | GNUNET_TRANSPORT_offer_hello (p1.th, message); | ||
202 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
203 | "Finished exchanging HELLOs, now waiting for transmission!\n"); | ||
204 | /* both HELLOs exchanged, get ready to test transmission! */ | ||
205 | GNUNET_TRANSPORT_notify_transmit_ready (p1.th, | ||
206 | &p2.id, | ||
207 | 256, TIMEOUT, ¬ify_ready, &p1); | ||
208 | } | ||
209 | |||
210 | |||
211 | static void | ||
212 | exchange_hello (void *cls, | ||
213 | struct GNUNET_TIME_Relative latency, | ||
214 | const struct GNUNET_PeerIdentity *peer, | ||
215 | const struct GNUNET_MessageHeader *message) | ||
216 | { | ||
217 | struct PeerContext *me = cls; | ||
218 | struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pk; | ||
219 | |||
220 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
221 | "Exchanging HELLO with peer (%p)!\n", cls); | ||
222 | GNUNET_assert (ok >= 2); | ||
223 | OKPP; | ||
224 | GNUNET_assert (message != NULL); | ||
225 | GNUNET_assert (GNUNET_OK == | ||
226 | GNUNET_HELLO_get_key ((const struct GNUNET_HELLO_Message *) | ||
227 | message, &pk)); | ||
228 | GNUNET_CRYPTO_hash (&pk, | ||
229 | sizeof (struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded), | ||
230 | &me->id.hashPubKey); | ||
231 | GNUNET_TRANSPORT_get_hello (p2.th, GNUNET_TIME_UNIT_MINUTES, | ||
232 | &exchange_hello_last, &p2); | ||
233 | } | ||
234 | |||
235 | |||
236 | static void | ||
237 | run (void *cls, | ||
238 | struct GNUNET_SCHEDULER_Handle *s, | ||
239 | char *const *args, | ||
240 | const char *cfgfile, struct GNUNET_CONFIGURATION_Handle *cfg) | ||
241 | { | ||
242 | GNUNET_assert (ok == 1); | ||
243 | OKPP; | ||
244 | sched = s; | ||
245 | setup_peer (&p1, "test_transport_api_peer1.conf"); | ||
246 | setup_peer (&p2, "test_transport_api_peer2.conf"); | ||
247 | GNUNET_TRANSPORT_get_hello (p1.th, | ||
248 | GNUNET_TIME_UNIT_MINUTES, &exchange_hello, &p1); | ||
249 | } | ||
250 | |||
251 | |||
252 | static void | ||
253 | stop_arm (struct PeerContext *p) | ||
254 | { | ||
255 | #if START_ARM | ||
256 | if (0 != PLIBC_KILL (p->arm_pid, SIGTERM)) | ||
257 | GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill"); | ||
258 | waitpid (p->arm_pid, NULL, 0); | ||
259 | #endif | ||
260 | GNUNET_CONFIGURATION_destroy (p->cfg); | ||
261 | } | ||
262 | |||
263 | |||
264 | static int | ||
265 | check () | ||
266 | { | ||
267 | char *const argv[] = { "test-transport-api", | ||
268 | "-c", | ||
269 | "test_transport_api_data.conf", | ||
270 | #if VERBOSE | ||
271 | "-L", "DEBUG", | ||
272 | #endif | ||
273 | NULL | ||
274 | }; | ||
275 | struct GNUNET_GETOPT_CommandLineOption options[] = { | ||
276 | GNUNET_GETOPT_OPTION_END | ||
277 | }; | ||
278 | |||
279 | ok = 1; | ||
280 | GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, | ||
281 | argv, "test-transport-api", "nohelp", | ||
282 | options, &run, &ok); | ||
283 | stop_arm (&p1); | ||
284 | stop_arm (&p2); | ||
285 | return ok; | ||
286 | } | ||
287 | |||
288 | int | ||
289 | main (int argc, char *argv[]) | ||
290 | { | ||
291 | int ret; | ||
292 | |||
293 | GNUNET_log_setup ("test-transport-api", | ||
294 | #if VERBOSE | ||
295 | "DEBUG", | ||
296 | #else | ||
297 | "WARNING", | ||
298 | #endif | ||
299 | NULL); | ||
300 | ret = check (); | ||
301 | |||
302 | return ret; | ||
303 | } | ||
304 | |||
305 | /* end of test_transport_api.c */ | ||