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 3, 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_plugin_transport.c
22 * @brief testcase for transport_api.c
23 * @author Sailor Siraj
24 * @author Christian Grothoff
28 #include "gnunet_common.h"
29 #include "gnunet_constants.h"
30 #include "gnunet_util_lib.h"
31 #include "gnunet_hello_lib.h"
32 #include "gnunet_peerinfo_service.h"
33 #include "gnunet_statistics_service.h"
34 #include "gnunet_protocols.h"
35 #include "gnunet_signatures.h"
36 #include "gnunet_transport_plugin.h"
38 #include "transport.h"
41 * How long until we give up on transmitting the message?
43 #define WAIT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5)
44 #define TIMEOUT GNUNET_TIME_relative_multiply (WAIT, 3)
49 static struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded my_public_key;
54 static struct GNUNET_PeerIdentity my_identity;
59 static struct GNUNET_CRYPTO_RsaPrivateKey *my_private_key;
64 const struct GNUNET_CONFIGURATION_Handle *cfg;
69 struct GNUNET_STATISTICS_Handle *stats;
74 struct GNUNET_HELLO_Message *hello;
77 * Number of neighbours we'd like to have.
79 static uint32_t max_connect_per_transport;
82 * Environment for this plugin.
84 struct GNUNET_TRANSPORT_PluginEnvironment env;
87 *handle for the api provided by this plugin
89 struct GNUNET_TRANSPORT_PluginFunctions *api;
94 struct GNUNET_HELPER_Handle *suid_helper;
99 static GNUNET_SCHEDULER_TaskIdentifier timeout_task;
104 static GNUNET_SCHEDULER_TaskIdentifier timeout_wait;
109 static char *libname;
112 * Plugin addresses head
114 struct AddressWrapper *head;
117 * Plugin addresses tail
119 struct AddressWrapper *tail;
121 unsigned int addresses_reported;
124 * Did the test pass or fail?
129 struct AddressWrapper
131 struct AddressWrapper *next;
133 struct AddressWrapper *prev;
143 if (GNUNET_SCHEDULER_NO_TASK != timeout_task)
145 GNUNET_SCHEDULER_cancel (timeout_task);
146 timeout_task = GNUNET_SCHEDULER_NO_TASK;
149 GNUNET_PLUGIN_unload (libname, api);
150 GNUNET_free (libname);
152 GNUNET_STATISTICS_destroy (stats, GNUNET_NO);
155 if (NULL != suid_helper)
157 GNUNET_HELPER_stop (suid_helper);
165 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
167 struct AddressWrapper *w;
169 timeout_task = GNUNET_SCHEDULER_NO_TASK;
170 if (GNUNET_SCHEDULER_NO_TASK != timeout_wait)
172 GNUNET_SCHEDULER_cancel (timeout_wait);
173 timeout_wait = GNUNET_SCHEDULER_NO_TASK;
178 GNUNET_PLUGIN_unload (libname, api);
179 GNUNET_free (libname);
186 GNUNET_CONTAINER_DLL_remove (head, tail, w);
188 GNUNET_free (w->addr);
194 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
195 _("Plugin did not remove %u addresses \n"), c);
200 GNUNET_STATISTICS_destroy (stats, GNUNET_NO);
204 if (NULL != suid_helper)
206 GNUNET_HELPER_stop (suid_helper);
214 wait_end (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
216 timeout_wait = GNUNET_SCHEDULER_NO_TASK;
217 if (0 == addresses_reported)
218 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
219 _("Plugin did not report any addresses, could not check plugin \n"));
227 if (GNUNET_SCHEDULER_NO_TASK != timeout_wait)
229 GNUNET_SCHEDULER_cancel (timeout_wait);
230 timeout_wait = GNUNET_SCHEDULER_NO_TASK;
232 if (GNUNET_SCHEDULER_NO_TASK != timeout_task)
234 GNUNET_SCHEDULER_cancel (timeout_task);
235 timeout_task = GNUNET_SCHEDULER_NO_TASK;
237 timeout_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
241 static struct GNUNET_TIME_Relative
242 env_receive (void *cls,
243 const struct GNUNET_PeerIdentity *peer,
244 const struct GNUNET_MessageHeader *message,
245 const struct GNUNET_ATS_Information *ats,
247 struct Session * session,
248 const char *sender_address,
249 uint16_t sender_address_len)
252 return GNUNET_TIME_relative_get_zero_();
257 env_notify_address (void *cls,
263 struct AddressWrapper *w;
268 if (GNUNET_YES == add_remove)
270 addresses_reported ++;
271 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
272 _("Adding address of length %u\n"), addrlen);
274 w = GNUNET_malloc (sizeof (struct AddressWrapper));
275 w->addr = GNUNET_malloc (addrlen);
276 w->addrlen = addrlen;
277 memcpy (w->addr, addr, addrlen);
278 GNUNET_CONTAINER_DLL_insert(head, tail, w);
280 a2s = strdup (api->address_to_string (api, w->addr, w->addrlen));
284 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
285 _("Plugin cannot convert address to string!\n"));
290 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
291 _("Plugin added address `%s'\n"), a2s);
293 if ((GNUNET_OK != api->string_to_address (api, a2s, strlen (a2s)+1, &s2a, &s2a_len)) || (NULL == s2a))
296 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
297 _("Plugin cannot convert string to address!\n"));
302 if (s2a_len != w->addrlen)
304 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
305 _("Plugin creates different address length when converting address->string->address: %u != %u\n"), w->addrlen, s2a_len);
309 if (0 != memcmp (s2a, w->addr, s2a_len))
310 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
311 _("Plugin creates different address length when connecting back and forth!\n"));
315 if (GNUNET_OK != api->check_address (api->cls, w->addr, w->addrlen))
318 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
319 _("Plugin refuses added address!\n"));
323 if (GNUNET_SCHEDULER_NO_TASK != timeout_wait)
325 GNUNET_SCHEDULER_cancel (timeout_wait);
326 timeout_wait = GNUNET_SCHEDULER_NO_TASK;
328 timeout_wait = GNUNET_SCHEDULER_add_delayed (WAIT, &wait_end, NULL);
330 else if (GNUNET_NO == add_remove)
332 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
333 _("Removing address of length %u\n"), addrlen);
338 if ((addrlen == w->addrlen) && (0 == memcmp (w->addr, addr, addrlen)))
348 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
349 _("Plugin removes address never added!\n"));
354 GNUNET_CONTAINER_DLL_remove (head, tail, w);
355 GNUNET_free (w->addr);
361 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
362 _("Invalid operation: %u \n"), add_remove);
368 struct GNUNET_ATS_Information
369 env_get_address_type (void *cls,
370 const struct sockaddr *addr,
373 struct GNUNET_ATS_Information ats;
374 ats.type = htonl (GNUNET_ATS_NETWORK_TYPE);
375 ats.value = htonl (GNUNET_ATS_NET_LOOPBACK);
379 const struct GNUNET_MessageHeader *
380 env_get_our_hello (void)
382 return (const struct GNUNET_MessageHeader *) hello;
385 void env_session_end (void *cls,
386 const struct GNUNET_PeerIdentity *peer,
387 struct Session * session)
393 setup_plugin_environment ()
397 env.my_identity = &my_identity;
398 env.max_connections = max_connect_per_transport;
401 env.receive = &env_receive;
402 env.notify_address = &env_notify_address;
403 env.get_address_type = &env_get_address_type;
404 env.get_our_hello = &env_get_our_hello;
405 env.session_end = &env_session_end;
409 handle_helper_message (void *cls, void *client,
410 const struct GNUNET_MessageHeader *hdr)
419 * @param c configuration to use
422 run (void *cls, char *const *args, const char *cfgfile,
423 const struct GNUNET_CONFIGURATION_Handle *c)
425 char *const *argv = cls;
426 unsigned long long tneigh;
431 timeout_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, end_badly, NULL);
434 /* parse configuration */
435 if ((GNUNET_OK != GNUNET_CONFIGURATION_get_value_number (c,
439 (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (c,
440 "GNUNETD", "HOSTKEY",
443 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
444 _("Transport service is lacking key configuration settings. Exiting.\n"));
449 stats = GNUNET_STATISTICS_create ("transport", cfg);
452 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
453 _("Could not create statistics. Exiting.\n"));
458 max_connect_per_transport = (uint32_t) tneigh;
459 my_private_key = GNUNET_CRYPTO_rsa_key_create_from_file (keyfile);
460 GNUNET_free (keyfile);
461 if (my_private_key == NULL)
463 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
464 _("Transport service could not access hostkey. Exiting.\n"));
468 GNUNET_CRYPTO_rsa_key_get_public (my_private_key, &my_public_key);
469 GNUNET_CRYPTO_hash (&my_public_key, sizeof (my_public_key),
470 &my_identity.hashPubKey);
473 hello = GNUNET_HELLO_create(&my_public_key, NULL, NULL);
475 /* load plugins... */
476 setup_plugin_environment ();
478 GNUNET_assert (strlen (argv[0]) > strlen ("test_plugin_"));
479 plugin = strstr(argv[0],"test_plugin_");
480 sep = strrchr(argv[0],'.');
483 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Not a valid test name\n"));
487 plugin += strlen ("test_plugin_");
491 /* Hack for WLAN: start a second helper */
492 if (0 == strcmp (plugin, "wlan"))
494 char * helper_argv[3];
495 helper_argv[0] = (char *) "gnunet-helper-transport-wlan-dummy";
496 helper_argv[1] = (char *) "2";
497 helper_argv[2] = NULL;
498 suid_helper = GNUNET_HELPER_start ("gnunet-helper-transport-wlan-dummy",
500 &handle_helper_message,
507 GNUNET_log (GNUNET_ERROR_TYPE_INFO, _("Loading transport plugin %s\n"), plugin);
508 GNUNET_asprintf (&libname, "libgnunet_plugin_transport_%s", plugin);
509 api = GNUNET_PLUGIN_load (libname, &env);
512 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
513 _("Failed to load transport plugin for %s\n"), plugin);
518 timeout_wait = GNUNET_SCHEDULER_add_delayed (WAIT, &wait_end, NULL);
520 /* Check if all functions are implemented */
521 if (NULL == api->address_pretty_printer)
527 if (NULL == api->address_to_string)
533 GNUNET_assert (NULL != api->check_address);
534 if (NULL == api->check_address)
540 GNUNET_assert (NULL != api->disconnect);
541 if (NULL == api->disconnect)
547 GNUNET_assert (NULL != api->get_session);
548 if (NULL == api->get_session)
554 if (NULL == api->address_pretty_printer)
560 if (NULL == api->string_to_address)
570 * The main function for the transport service.
572 * @param argc number of arguments from the command line
573 * @param argv command line arguments
574 * @return 0 ok, 1 on error
577 main (int argc, char *const *argv)
579 static struct GNUNET_GETOPT_CommandLineOption options[] = {
580 GNUNET_GETOPT_OPTION_END
584 char *const argv_prog[] = {
585 "test_plugin_transport",
587 "test_plugin_transport_data.conf",
591 GNUNET_log_setup ("test-plugin-transport",
594 ok = 1; /* set to fail */
595 ret = (GNUNET_OK == GNUNET_PROGRAM_run (5,
597 "test-plugin-transport",
601 (void *) argv)) ? ok : 1;
602 GNUNET_DISK_directory_remove ("/tmp/test-gnunetd-plugin-transport");
606 /* end of test_plugin_transport.c */