2 This file is part of GNUnet.
3 (C) 2009 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 2, 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.
21 * @file transport/test_transport_api.c
22 * @brief testcase for transport_api.c
23 * @author Sailor Siraj
24 * @author Christian Grothoff
28 #include "gnunet_constants.h"
29 #include "gnunet_getopt_lib.h"
30 #include "gnunet_hello_lib.h"
31 #include "gnunet_os_lib.h"
32 #include "gnunet_peerinfo_service.h"
33 #include "gnunet_plugin_lib.h"
34 #include "gnunet_protocols.h"
35 #include "gnunet_program_lib.h"
36 #include "gnunet_signatures.h"
37 #include "plugin_transport.h"
38 #include "transport.h"
40 #define VERBOSE GNUNET_NO
43 * How long until we give up on transmitting the message?
45 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
50 static struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded my_public_key;
55 static struct GNUNET_PeerIdentity my_identity;
60 static struct GNUNET_CRYPTO_RsaPrivateKey *my_private_key;
65 struct GNUNET_SCHEDULER_Handle *sched;
70 const struct GNUNET_CONFIGURATION_Handle *cfg;
73 * Number of neighbours we'd like to have.
75 static uint32_t max_connect_per_transport;
78 * Environment for this plugin.
80 struct GNUNET_TRANSPORT_PluginEnvironment env;
83 *handle for the api provided by this plugin
85 struct GNUNET_TRANSPORT_PluginFunctions *api;
88 * Did the test pass or fail?
93 * Initialize Environment for this plugin
96 receive(void *cls,void *plugin_context,
99 struct GNUNET_TIME_Relative
101 const struct GNUNET_PeerIdentity
103 const struct GNUNET_MessageHeader
109 void notify_address(void *cls,
119 void lookup (void *cls,
120 struct GNUNET_TIME_Relative
123 GNUNET_PeerIdentity * target,
124 GNUNET_TRANSPORT_AddressCallback
125 iter, void *iter_cls)
131 * Function called when the service shuts
132 * down. Unloads our plugins.
135 * @param cfg configuration to use
138 unload_plugins (void *cls,
139 const struct GNUNET_CONFIGURATION_Handle *cfg)
141 GNUNET_assert (NULL == GNUNET_PLUGIN_unload ("libgnunet_plugin_transport_tcp",api));
142 if (my_private_key != NULL)
143 GNUNET_CRYPTO_rsa_key_free (my_private_key);
149 unload_task (void *cls,
150 const struct GNUNET_SCHEDULER_TaskContext *tc)
152 struct GNUNET_CONFIGURATION_Handle *cfg = cls;
153 unload_plugins (NULL, cfg);
157 static GNUNET_SCHEDULER_TaskIdentifier validation_timeout_task;
161 validation_notification (void *cls,
163 const struct GNUNET_PeerIdentity *peer,
165 const char *sender_addr)
167 /* Sailor: 'test_validation' should get here
168 if the validation worked; so we cancel the
169 "delayed" task that will cause failure */
170 if (validation_timeout_task != GNUNET_SCHEDULER_NO_TASK)
172 GNUNET_SCHEDULER_cancel (sched, validation_timeout_task);
173 validation_timeout_task = GNUNET_SCHEDULER_NO_TASK;
176 GNUNET_assert (challenge == 42);
178 /* Sailor: if this is the last test, calling this function
179 here will end the process. */
180 ok = 0; /* if the last test succeeded, report success */
181 GNUNET_SCHEDULER_add_continuation (sched,
184 GNUNET_SCHEDULER_REASON_PREREQ_DONE);
189 validation_failed (void *cls,
190 const struct GNUNET_SCHEDULER_TaskContext *tc)
192 validation_timeout_task = GNUNET_SCHEDULER_NO_TASK;
193 GNUNET_break (0); /* output error */
194 /* the "validation_notification" was not called
195 in a timely fashion; we should set an error
196 code for main and shut down */
197 unload_plugins (NULL, cfg);
202 * Simple example test that invokes
203 * the "validate" function of the plugin
204 * and tries to see if the plugin would
205 * succeed to validate its own address.
206 * (This test is not well-written since
207 * we hand-compile the address which
208 * kind-of works for TCP but would not
209 * work for other plugins; we should ask
210 * the plugin about its address instead...).
212 /* FIXME: won't work on IPv6 enabled systems where IPv4 bridge
213 * mode isn't enabled (eg. FreeBSD > 4)
218 struct sockaddr_in soaddr;
220 memset (&soaddr, 0, sizeof(soaddr));
221 #if HAVE_SOCKADDR_IN_SIN_LEN
222 soaddr.sin_len = sizeof (soaddr);
224 soaddr.sin_family = AF_INET;
225 /* Sailor: set this port to 2367 to see the
226 testcase fail after 30s (because validation
227 fails); obviously the test should be
228 modified to test both successful and
229 unsuccessful validation in the end... */
230 soaddr.sin_port = htons(2368 /* FIXME: get from config! */);
231 soaddr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
232 api->validate (api->cls,
238 /* add job to catch failure (timeout) */
239 validation_timeout_task =
240 GNUNET_SCHEDULER_add_delayed (sched,
247 static void setup_plugin_environment()
251 env.my_public_key = &my_public_key;
252 env.my_private_key = my_private_key;
253 env.my_identity = &my_identity;
255 env.receive=&receive;
257 env.notify_address=¬ify_address;
258 env.notify_validation = &validation_notification;
259 env.max_connections = max_connect_per_transport;
267 * @param s scheduler to use
268 * @param c configuration to use
272 struct GNUNET_SCHEDULER_Handle *s,
275 const struct GNUNET_CONFIGURATION_Handle *c)
277 unsigned long long tneigh;
283 /* parse configuration */
285 GNUNET_CONFIGURATION_get_value_number (c,
290 GNUNET_CONFIGURATION_get_value_filename (c,
292 "HOSTKEY", &keyfile)))
294 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
295 _("Transport service is lacking key configuration settings. Exiting.\n"));
296 GNUNET_SCHEDULER_shutdown (s);
299 max_connect_per_transport = (uint32_t) tneigh;
300 my_private_key = GNUNET_CRYPTO_rsa_key_create_from_file (keyfile);
301 GNUNET_free (keyfile);
302 if (my_private_key == NULL)
304 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
305 _("Transport service could not access hostkey. Exiting.\n"));
306 GNUNET_SCHEDULER_shutdown (s);
309 GNUNET_CRYPTO_rsa_key_get_public (my_private_key,
311 GNUNET_CRYPTO_hash (&my_public_key,
312 sizeof (my_public_key),
313 &my_identity.hashPubKey);
317 /* load plugins... */
318 setup_plugin_environment();
319 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
320 _("Loading tcp transport plugin\n"));
321 GNUNET_asprintf (&libname, "libgnunet_plugin_transport_tcp");
323 api = GNUNET_PLUGIN_load(libname, &env);
324 GNUNET_free (libname);
327 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
328 _("Failed to load transport plugin for tcp\n"));
329 /* FIXME: set some error code for main */
332 /* Sailor: if we had no real tests, we
333 could call this function
334 here to end the process; instead, I'll
335 show how one could run a single test below.
336 Note that the test is not particularly well-written,
337 it just serves to illustrate (also,
338 the "validation_notification" function above is
341 unload_plugins (NULL, cfg);
348 * The main function for the transport service.
350 * @param argc number of arguments from the command line
351 * @param argv command line arguments
352 * @return 0 ok, 1 on error
355 main (int argc, char *const *argv)
357 static struct GNUNET_GETOPT_CommandLineOption options[] = {
358 GNUNET_GETOPT_OPTION_END
361 char *const argv_prog[] = {
362 "test_plugin_transport",
364 "test_plugin_transport_data.conf",
373 GNUNET_log_setup ("test-plugin-transport",
380 ok = 1; /* set to fail */
382 GNUNET_PROGRAM_run (5,
384 "test-plugin-transport",
387 &run, NULL)) ? ok : 1;
388 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-plugin-transport");
392 /* end of test_plugin_transport.c */