2 This file is part of GNUnet.
3 (C) 2010 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
25 * @author Nathan Evans
29 #include "gnunet_constants.h"
30 #include "gnunet_getopt_lib.h"
31 #include "gnunet_hello_lib.h"
32 #include "gnunet_os_lib.h"
33 #include "gnunet_peerinfo_service.h"
34 #include "gnunet_plugin_lib.h"
35 #include "gnunet_protocols.h"
36 #include "gnunet_program_lib.h"
37 #include "gnunet_signatures.h"
38 #include "plugin_transport.h"
39 #include "transport.h"
41 #define VERBOSE GNUNET_NO
44 * How long until we give up on transmitting the message?
46 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
51 static struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded my_public_key;
56 static struct GNUNET_PeerIdentity my_identity;
61 static struct GNUNET_CRYPTO_RsaPrivateKey *my_private_key;
66 struct GNUNET_SCHEDULER_Handle *sched;
71 const struct GNUNET_CONFIGURATION_Handle *cfg;
74 * Number of neighbours we'd like to have.
76 static uint32_t max_connect_per_transport;
79 * Environment for this plugin.
81 struct GNUNET_TRANSPORT_PluginEnvironment env;
84 *handle for the api provided by this plugin
86 struct GNUNET_TRANSPORT_PluginFunctions *api;
89 * Did the test pass or fail?
94 * Initialize Environment for this plugin
98 struct GNUNET_TIME_Relative
100 const struct GNUNET_PeerIdentity
101 *peer, const struct GNUNET_MessageHeader *message)
107 notify_address (void *cls,
110 size_t addrlen, struct GNUNET_TIME_Relative expires)
115 * Function called when the service shuts
116 * down. Unloads our plugins.
119 * @param cfg configuration to use
122 unload_plugins (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg)
124 GNUNET_assert (NULL ==
125 GNUNET_PLUGIN_unload ("libgnunet_plugin_transport_udp",
127 if (my_private_key != NULL)
128 GNUNET_CRYPTO_rsa_key_free (my_private_key);
134 unload_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
136 struct GNUNET_CONFIGURATION_Handle *cfg = cls;
137 unload_plugins (NULL, cfg);
141 static GNUNET_SCHEDULER_TaskIdentifier validation_timeout_task;
145 validation_notification (void *cls,
147 const struct GNUNET_PeerIdentity *peer,
148 uint32_t challenge, const char *sender_addr)
150 struct sockaddr_storage *addr = (struct sockaddr_storage *) sender_addr;
152 if (validation_timeout_task != GNUNET_SCHEDULER_NO_TASK)
154 GNUNET_SCHEDULER_cancel (sched, validation_timeout_task);
155 validation_timeout_task = GNUNET_SCHEDULER_NO_TASK;
158 switch (addr->ss_family)
161 GNUNET_log_from (GNUNET_ERROR_TYPE_INFO, "udp", _
162 ("got address %s\n"),
163 GNUNET_a2s ((struct sockaddr *) addr,
166 GNUNET_log_from (GNUNET_ERROR_TYPE_INFO, "udp", _
167 ("got address %s\n"),
168 GNUNET_a2s ((struct sockaddr *) addr,
173 GNUNET_assert (challenge == 42);
175 ok = 0; /* if the last test succeeded, report success */
177 GNUNET_SCHEDULER_add_continuation (sched,
180 GNUNET_SCHEDULER_REASON_PREREQ_DONE);
185 validation_failed (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
187 validation_timeout_task = GNUNET_SCHEDULER_NO_TASK;
188 GNUNET_break (0); /* output error */
189 /* the "validation_notification" was not called
190 in a timely fashion; we should set an error
191 code for main and shut down */
192 unload_plugins (NULL, cfg);
197 * Simple example test that invokes
198 * the "validate" function of the plugin
199 * and tries to see if the plugin would
200 * succeed to validate its own address.
201 * (This test is not well-written since
202 * we hand-compile the address which
203 * kind-of works for TCP but would not
204 * work for other plugins; we should ask
205 * the plugin about its address instead...).
207 /* FIXME: won't work on IPv6 enabled systems where IPv4 mapping
208 * isn't enabled (eg. FreeBSD > 4)
213 struct sockaddr_in soaddr;
215 memset (&soaddr, 0, sizeof (soaddr));
216 #if HAVE_SOCKADDR_IN_SIN_LEN
217 soaddr.sin_len = sizeof (soaddr);
219 soaddr.sin_family = AF_INET;
220 soaddr.sin_port = htons (2368 /* FIXME: get from config! */ );
221 soaddr.sin_addr.s_addr = htonl (INADDR_LOOPBACK);
223 /* add job to catch failure (timeout) */
224 validation_timeout_task =
225 GNUNET_SCHEDULER_add_delayed (sched, TIMEOUT, &validation_failed, NULL);
227 api->validate (api->cls,
228 &my_identity, 42, TIMEOUT, &soaddr, sizeof (soaddr));
233 setup_plugin_environment ()
237 env.my_public_key = &my_public_key;
238 env.my_private_key = my_private_key;
239 env.my_identity = &my_identity;
241 env.receive = &receive;
242 env.notify_address = ¬ify_address;
243 env.notify_validation = &validation_notification;
244 env.max_connections = max_connect_per_transport;
253 * @param s scheduler to use
254 * @param c configuration to use
258 struct GNUNET_SCHEDULER_Handle *s,
260 const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *c)
262 unsigned long long tneigh;
268 /* parse configuration */
270 GNUNET_CONFIGURATION_get_value_number (c,
275 GNUNET_CONFIGURATION_get_value_filename (c,
277 "HOSTKEY", &keyfile)))
279 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
281 ("Transport service is lacking key configuration settings. Exiting.\n"));
282 GNUNET_SCHEDULER_shutdown (s);
285 max_connect_per_transport = (uint32_t) tneigh;
286 my_private_key = GNUNET_CRYPTO_rsa_key_create_from_file (keyfile);
287 GNUNET_free (keyfile);
288 if (my_private_key == NULL)
290 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
292 ("Transport service could not access hostkey. Exiting.\n"));
293 GNUNET_SCHEDULER_shutdown (s);
296 GNUNET_CRYPTO_rsa_key_get_public (my_private_key, &my_public_key);
297 GNUNET_CRYPTO_hash (&my_public_key,
298 sizeof (my_public_key), &my_identity.hashPubKey);
300 /* load plugins... */
301 setup_plugin_environment ();
302 GNUNET_log (GNUNET_ERROR_TYPE_INFO, _("Loading udp transport plugin\n"));
303 GNUNET_asprintf (&libname, "libgnunet_plugin_transport_udp");
305 api = GNUNET_PLUGIN_load (libname, &env);
306 GNUNET_free (libname);
309 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
310 _("Failed to load transport plugin for udp\n"));
311 /* FIXME: set some error code for main */
319 * The main function for the transport service.
321 * @param argc number of arguments from the command line
322 * @param argv command line arguments
323 * @return 0 ok, 1 on error
326 main (int argc, char *const *argv)
328 static struct GNUNET_GETOPT_CommandLineOption options[] = {
329 GNUNET_GETOPT_OPTION_END
332 char *const argv_prog[] = {
333 "test_plugin_transport",
335 "test_plugin_transport_data_udp.conf",
344 GNUNET_log_setup ("test-plugin-transport",
351 ok = 1; /* set to fail */
353 GNUNET_PROGRAM_run (5,
355 "test-plugin-transport",
356 "testcase", options, &run, NULL)) ? ok : 1;
357 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-plugin-transport");
361 /* end of test_plugin_transport_udp.c */