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.
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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 testing/test_testing_topology_blacklist.c
22 * @brief base testcase for testing transport level blacklisting
25 #include "gnunet_testing_lib.h"
26 #include "gnunet_core_service.h"
28 #define VERBOSE GNUNET_YES
31 * How long until we fail the whole testcase?
33 #define TEST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 600)
36 * How long until we give up on starting the peers? (Must be longer than the connect timeout!)
38 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 300)
40 #define DEFAULT_NUM_PEERS 4
42 #define MAX_OUTSTANDING_CONNECTIONS 300
46 static unsigned long long num_peers;
48 static unsigned int total_connections;
50 static unsigned int failed_connections;
52 static unsigned int expected_connections;
54 static unsigned int expected_failed_connections;
56 static unsigned long long peers_left;
58 static struct GNUNET_TESTING_PeerGroup *pg;
60 static struct GNUNET_SCHEDULER_Handle *sched;
62 const struct GNUNET_CONFIGURATION_Handle *main_cfg;
64 GNUNET_SCHEDULER_TaskIdentifier die_task;
66 static char *dotOutFileName;
68 static FILE *dotOutFile;
70 static char *blacklist_transports;
72 static enum GNUNET_TESTING_Topology topology = GNUNET_TESTING_TOPOLOGY_CLIQUE; /* Overlay should allow all connections */
74 static enum GNUNET_TESTING_Topology blacklist_topology = GNUNET_TESTING_TOPOLOGY_RING; /* Blacklist underlay into a ring */
76 static enum GNUNET_TESTING_Topology connection_topology = GNUNET_TESTING_TOPOLOGY_NONE; /* NONE actually means connect all allowed peers */
78 static enum GNUNET_TESTING_TopologyOption connect_topology_option = GNUNET_TESTING_TOPOLOGY_OPTION_ALL; /* Try to connect all possible OVERLAY connections */
80 static double connect_topology_option_modifier = 0.0;
82 static char *test_directory;
86 struct GNUNET_TestMessage
89 * Header of the message
91 struct GNUNET_MessageHeader header;
94 * Unique identifier for this message.
101 * Check whether peers successfully shut down.
103 void shutdown_callback (void *cls,
109 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
110 "Shutdown of peers failed!\n");
118 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
119 "All peers successfully shut down!\n");
127 GNUNET_assert (pg != NULL);
130 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
131 "Called finish testing, stopping daemons.\n");
135 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
136 "Calling daemons_stop\n");
138 GNUNET_TESTING_daemons_stop (pg, TIMEOUT, &shutdown_callback, NULL);
140 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
141 "daemons_stop finished\n");
143 if (dotOutFile != NULL)
145 fprintf(dotOutFile, "}");
153 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext * tc)
156 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
157 "End badly was called (%s)... stopping daemons.\n", msg);
161 GNUNET_TESTING_daemons_stop (pg, TIMEOUT, &shutdown_callback, NULL);
162 ok = 7331; /* Opposite of leet */
165 ok = 401; /* Never got peers started */
167 if (dotOutFile != NULL)
169 fprintf(dotOutFile, "}");
177 topology_callback (void *cls,
178 const struct GNUNET_PeerIdentity *first,
179 const struct GNUNET_PeerIdentity *second,
181 const struct GNUNET_CONFIGURATION_Handle *first_cfg,
182 const struct GNUNET_CONFIGURATION_Handle *second_cfg,
183 struct GNUNET_TESTING_Daemon *first_daemon,
184 struct GNUNET_TESTING_Daemon *second_daemon,
191 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "connected peer %s to peer %s\n",
192 first_daemon->shortname,
193 second_daemon->shortname);
195 if (dotOutFile != NULL)
196 fprintf(dotOutFile, "\tn%s -- n%s;\n", first_daemon->shortname, second_daemon->shortname);
201 failed_connections++;
202 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Failed to connect peer %s to peer %s with error :\n%s\n",
203 first_daemon->shortname,
204 second_daemon->shortname, emsg);
208 if (total_connections == expected_connections)
211 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
212 "Created %d total connections, which is our target number (that's bad)!\n",
216 GNUNET_SCHEDULER_cancel (sched, die_task);
217 die_task = GNUNET_SCHEDULER_NO_TASK;
218 die_task = GNUNET_SCHEDULER_add_now (sched,
219 &end_badly, "from topology_callback (too many successful connections)");
221 else if (total_connections + failed_connections == expected_connections)
223 if ((failed_connections == expected_failed_connections) && (total_connections == expected_connections - expected_failed_connections))
225 GNUNET_SCHEDULER_cancel (sched, die_task);
226 die_task = GNUNET_SCHEDULER_NO_TASK;
227 die_task = GNUNET_SCHEDULER_add_now (sched,
228 &finish_testing, NULL);
232 GNUNET_SCHEDULER_cancel (sched, die_task);
233 die_task = GNUNET_SCHEDULER_add_now (sched,
234 &end_badly, "from topology_callback (wrong number of failed connections)");
240 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
241 "Have %d total connections, %d failed connections, Want %d (failed) and %d (successful)\n",
242 total_connections, failed_connections, expected_failed_connections, expected_connections - expected_failed_connections);
250 expected_connections = -1;
251 if ((pg != NULL) && (peers_left == 0))
253 expected_connections = GNUNET_TESTING_connect_topology (pg, connection_topology, connect_topology_option, connect_topology_option_modifier);
255 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
256 "Have %d expected connections\n", expected_connections);
260 GNUNET_SCHEDULER_cancel (sched, die_task);
261 if (expected_connections == GNUNET_SYSERR)
263 die_task = GNUNET_SCHEDULER_add_now (sched,
264 &end_badly, "from connect topology (bad return)");
267 die_task = GNUNET_SCHEDULER_add_delayed (sched,
269 &end_badly, "from connect topology (timeout)");
275 peers_left = num_peers; /* Reset counter */
276 if (GNUNET_TESTING_create_topology (pg, topology, blacklist_topology, blacklist_transports) != GNUNET_SYSERR)
279 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
280 "Topology set up, now starting peers!\n");
282 GNUNET_TESTING_daemons_continue_startup(pg);
286 GNUNET_SCHEDULER_cancel (sched, die_task);
287 die_task = GNUNET_SCHEDULER_add_now (sched,
288 &end_badly, "from create topology (bad return)");
290 GNUNET_SCHEDULER_cancel (sched, die_task);
291 die_task = GNUNET_SCHEDULER_add_delayed (sched,
293 &end_badly, "from continue startup (timeout)");
298 peers_started_callback (void *cls,
299 const struct GNUNET_PeerIdentity *id,
300 const struct GNUNET_CONFIGURATION_Handle *cfg,
301 struct GNUNET_TESTING_Daemon *d, const char *emsg)
305 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Failed to start daemon with error: `%s'\n",
309 GNUNET_assert (id != NULL);
311 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Started daemon %llu out of %llu\n",
312 (num_peers - peers_left) + 1, num_peers);
318 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
319 "All %d daemons started, now creating topology!\n",
322 GNUNET_SCHEDULER_cancel (sched, die_task);
323 /* Set up task in case topology creation doesn't finish
324 * within a reasonable amount of time */
325 die_task = GNUNET_SCHEDULER_add_delayed (sched,
326 GNUNET_TIME_relative_multiply
327 (GNUNET_TIME_UNIT_MINUTES, 5),
328 &end_badly, "from peers_started_callback");
335 * Callback indicating that the hostkey was created for a peer.
338 * @param id the peer identity
339 * @param d the daemon handle (pretty useless at this point, remove?)
340 * @param emsg non-null on failure
342 void hostkey_callback (void *cls,
343 const struct GNUNET_PeerIdentity *id,
344 struct GNUNET_TESTING_Daemon *d,
349 GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Hostkey callback received error: %s\n", emsg);
353 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
354 "Hostkey created for peer `%s'\n",
361 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
362 "All %d hostkeys created, now creating topology!\n",
365 GNUNET_SCHEDULER_cancel (sched, die_task);
366 /* Set up task in case topology creation doesn't finish
367 * within a reasonable amount of time */
368 die_task = GNUNET_SCHEDULER_add_delayed (sched,
369 GNUNET_TIME_relative_multiply
370 (GNUNET_TIME_UNIT_MINUTES, 5),
371 &end_badly, "from hostkey_callback");
372 GNUNET_SCHEDULER_add_now(sched, &create_topology, NULL);
379 struct GNUNET_SCHEDULER_Handle *s,
381 const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
383 unsigned long long topology_num;
384 unsigned long long connect_topology_num;
385 unsigned long long blacklist_topology_num;
386 unsigned long long connect_topology_option_num;
387 char *connect_topology_option_modifier_string;
391 dotOutFile = fopen (dotOutFileName, "w");
392 if (dotOutFile != NULL)
394 fprintf (dotOutFile, "strict graph G {\n");
398 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
399 "Starting daemons based on config file %s\n", cfgfile);
402 if (GNUNET_YES != GNUNET_CONFIGURATION_get_value_string(cfg, "paths", "servicehome", &test_directory))
405 if (dotOutFile != NULL)
413 GNUNET_CONFIGURATION_get_value_number (cfg, "testing", "topology",
415 topology = topology_num;
418 GNUNET_CONFIGURATION_get_value_number (cfg, "testing", "connect_topology",
419 &connect_topology_num))
420 connection_topology = connect_topology_num;
423 GNUNET_CONFIGURATION_get_value_number (cfg, "testing", "connect_topology_option",
424 &connect_topology_option_num))
425 connect_topology_option = connect_topology_option_num;
428 GNUNET_CONFIGURATION_get_value_string (cfg, "testing", "connect_topology_option_modifier",
429 &connect_topology_option_modifier_string))
431 if (sscanf(connect_topology_option_modifier_string, "%lf", &connect_topology_option_modifier) != 1)
433 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
434 _("Invalid value `%s' for option `%s' in section `%s': expected float\n"),
435 connect_topology_option_modifier_string,
436 "connect_topology_option_modifier",
438 GNUNET_free (connect_topology_option_modifier_string);
440 if (dotOutFile != NULL)
446 GNUNET_free (connect_topology_option_modifier_string);
449 if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_string (cfg, "testing", "blacklist_transports",
450 &blacklist_transports))
452 GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "No transports specified for blacklisting in blacklist testcase (this shouldn't happen!)\n");
454 if (dotOutFile != NULL)
462 GNUNET_CONFIGURATION_get_value_number (cfg, "testing", "blacklist_topology",
463 &blacklist_topology_num))
464 blacklist_topology = blacklist_topology_num;
467 GNUNET_CONFIGURATION_get_value_number (cfg, "testing", "num_peers",
469 num_peers = DEFAULT_NUM_PEERS;
473 peers_left = num_peers;
475 /* For this specific test we only really want a CLIQUE topology as the
476 * overlay allowed topology, and a RING topology as the underlying connection
477 * allowed topology. So we will expect only num_peers * 2 connections to
478 * work, and (num_peers * (num_peers - 1)) - (num_peers * 2) to fail.
480 expected_connections = num_peers * (num_peers - 1);
481 expected_failed_connections = expected_connections - (num_peers * 2);
484 /* Set up a task to end testing if peer start fails */
485 die_task = GNUNET_SCHEDULER_add_delayed (sched,
486 GNUNET_TIME_relative_multiply
487 (GNUNET_TIME_UNIT_MINUTES, 5),
488 &end_badly, "didn't start all daemons in reasonable amount of time!!!");
490 pg = GNUNET_TESTING_daemons_start (sched, cfg,
491 peers_left, TIMEOUT, &hostkey_callback, NULL, &peers_started_callback, NULL,
492 &topology_callback, NULL, NULL);
500 char *const argv[] = {"test-testing-topology-blacklist",
502 "test_testing_data_topology_blacklist.conf",
508 struct GNUNET_GETOPT_CommandLineOption options[] = {
509 GNUNET_GETOPT_OPTION_END
511 ret = GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
512 argv, "test-testing-topology-blacklist", "nohelp",
514 if (ret != GNUNET_OK)
516 GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "`test-testing-topology-blacklist': Failed with error code %d\n", ret);
523 main (int argc, char *argv[])
527 GNUNET_log_setup ("test_testing_topology_blacklist",
537 * Need to remove base directory, subdirectories taken care
538 * of by the testing framework.
540 if (test_directory != NULL)
542 if (GNUNET_DISK_directory_remove (test_directory) != GNUNET_OK)
544 GNUNET_log(GNUNET_ERROR_TYPE_WARNING, "Failed to remove testing directory %s\n", test_directory);
551 /* end of test_testing_topology_blacklist.c */