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 dv/test_transport_api_dv.c
22 * @brief base testcase for testing distance vector transport
25 #include "gnunet_testing_lib.h"
26 #include "gnunet_core_service.h"
28 #define VERBOSE GNUNET_NO
30 #define TEST_ALL GNUNET_NO
33 * How long until we fail the whole testcase?
35 #define TEST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 600)
38 * How long until we give up on starting the peers?
40 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 500)
42 #define DEFAULT_NUM_PEERS 4
44 #define DEFAULT_ADDITIONAL_MESSAGES 2
46 #define MAX_OUTSTANDING_CONNECTIONS 100
48 static float fail_percentage = 0.00;
52 static unsigned long long num_additional_messages;
54 static unsigned long long num_peers;
56 static unsigned int total_connections;
58 static unsigned int failed_connections;
60 static unsigned int total_server_connections;
62 static unsigned int total_messages_received;
64 static unsigned int total_other_expected_messages;
66 static unsigned int temp_total_other_messages;
68 static unsigned int total_other_messages;
70 static unsigned int expected_messages;
72 static unsigned int expected_connections;
74 static unsigned long long peers_left;
76 static struct GNUNET_TESTING_PeerGroup *pg;
78 const struct GNUNET_CONFIGURATION_Handle *main_cfg;
80 GNUNET_SCHEDULER_TaskIdentifier die_task;
82 static char *dotOutFileName = "topology.dot";
84 static FILE *dotOutFile;
86 static char *blacklist_transports;
88 static int transmit_ready_scheduled;
90 static int transmit_ready_failed;
92 static int transmit_ready_called;
94 static enum GNUNET_TESTING_Topology topology;
96 static enum GNUNET_TESTING_Topology blacklist_topology = GNUNET_TESTING_TOPOLOGY_NONE; /* Don't do any blacklisting */
98 static enum GNUNET_TESTING_Topology connection_topology = GNUNET_TESTING_TOPOLOGY_NONE; /* NONE actually means connect all allowed peers */
100 static enum GNUNET_TESTING_TopologyOption connect_topology_option =
101 GNUNET_TESTING_TOPOLOGY_OPTION_ALL;
103 static double connect_topology_option_modifier = 0.0;
105 static char *test_directory;
107 struct GNUNET_CONTAINER_MultiHashMap *peer_daemon_hash;
111 struct GNUNET_TestMessage
114 * Header of the message
116 struct GNUNET_MessageHeader header;
119 * Unique identifier for this message.
126 /* This is a linked list */
127 struct PeerContext *next;
130 * Handle to the daemon
132 struct GNUNET_TESTING_Daemon *daemon;
134 /* Handle to the peer core */
135 struct GNUNET_CORE_Handle *peer_handle;
138 static struct PeerContext *all_peers;
140 struct TestMessageContext
142 /* This is a linked list */
143 struct TestMessageContext *next;
145 /* Handle to the sending peer core */
146 struct GNUNET_CORE_Handle *peer1handle;
148 /* Handle to the receiving peer core */
149 struct GNUNET_CORE_Handle *peer2handle;
151 /* Handle to the sending peer daemon */
152 struct GNUNET_TESTING_Daemon *peer1;
154 /* Handle to the receiving peer daemon */
155 struct GNUNET_TESTING_Daemon *peer2;
157 /* Identifier for this message, so we don't disconnect other peers! */
160 /* Task for disconnecting cores, allow task to be cancelled on shutdown */
161 GNUNET_SCHEDULER_TaskIdentifier disconnect_task;
164 static struct TestMessageContext *test_messages;
166 static struct TestMessageContext *other_test_messages;
169 * Check whether peers successfully shut down.
172 shutdown_callback (void *cls, const char *emsg)
177 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Shutdown of peers failed!\n");
185 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "All peers successfully shut down!\n");
193 GNUNET_assert (pg != NULL);
194 struct PeerContext *peer_pos;
195 struct PeerContext *free_peer_pos;
196 struct TestMessageContext *pos;
197 struct TestMessageContext *free_pos;
200 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
201 "Called finish testing, stopping daemons.\n");
203 peer_pos = all_peers;
204 while (peer_pos != NULL)
206 if (peer_pos->peer_handle != NULL)
207 GNUNET_CORE_disconnect (peer_pos->peer_handle);
208 free_peer_pos = peer_pos;
209 peer_pos = peer_pos->next;
210 GNUNET_free (free_peer_pos);
217 if (pos->peer1handle != NULL)
219 GNUNET_CORE_disconnect (pos->peer1handle);
220 pos->peer1handle = NULL;
222 if (pos->peer2handle != NULL)
224 GNUNET_CORE_disconnect (pos->peer2handle);
225 pos->peer2handle = NULL;
229 if (free_pos->disconnect_task != GNUNET_SCHEDULER_NO_TASK)
231 GNUNET_SCHEDULER_cancel (free_pos->disconnect_task);
233 GNUNET_free (free_pos);
236 pos = other_test_messages;
239 if (pos->peer1handle != NULL)
241 GNUNET_CORE_disconnect (pos->peer1handle);
242 pos->peer1handle = NULL;
244 if (pos->peer2handle != NULL)
246 GNUNET_CORE_disconnect (pos->peer2handle);
247 pos->peer2handle = NULL;
251 if (free_pos->disconnect_task != GNUNET_SCHEDULER_NO_TASK)
253 GNUNET_SCHEDULER_cancel (free_pos->disconnect_task);
255 GNUNET_free (free_pos);
258 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
259 "transmit_ready's scheduled %d, failed %d, transmit_ready's called %d\n",
260 transmit_ready_scheduled, transmit_ready_failed,
261 transmit_ready_called);
265 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Calling daemons_stop\n");
267 GNUNET_TESTING_daemons_stop (pg, TIMEOUT, &shutdown_callback, NULL);
269 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "daemons_stop finished\n");
271 if (dotOutFile != NULL)
273 fprintf (dotOutFile, "}");
282 disconnect_cores (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
284 struct TestMessageContext *pos = cls;
286 /* Disconnect from the respective cores */
288 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from peer 1 `%4s'\n",
289 GNUNET_i2s (&pos->peer1->id));
291 if (pos->peer1handle != NULL)
292 GNUNET_CORE_disconnect (pos->peer1handle);
294 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Disconnecting from peer 2 `%4s'\n",
295 GNUNET_i2s (&pos->peer2->id));
297 if (pos->peer2handle != NULL)
298 GNUNET_CORE_disconnect (pos->peer2handle);
299 /* Set handles to NULL so test case can be ended properly */
300 pos->peer1handle = NULL;
301 pos->peer2handle = NULL;
302 pos->disconnect_task = GNUNET_SCHEDULER_NO_TASK;
303 /* Decrement total connections so new can be established */
304 total_server_connections -= 2;
308 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
312 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
313 "End badly was called (%s)... stopping daemons.\n", msg);
314 struct TestMessageContext *pos;
315 struct TestMessageContext *free_pos;
316 struct PeerContext *peer_pos;
317 struct PeerContext *free_peer_pos;
319 peer_pos = all_peers;
320 while (peer_pos != NULL)
322 if (peer_pos->peer_handle != NULL)
323 GNUNET_CORE_disconnect (peer_pos->peer_handle);
324 free_peer_pos = peer_pos;
325 peer_pos = peer_pos->next;
326 GNUNET_free (free_peer_pos);
333 if (pos->peer1handle != NULL)
335 GNUNET_CORE_disconnect (pos->peer1handle);
336 pos->peer1handle = NULL;
338 if (pos->peer2handle != NULL)
340 GNUNET_CORE_disconnect (pos->peer2handle);
341 pos->peer2handle = NULL;
345 GNUNET_free (free_pos);
348 pos = other_test_messages;
351 if (pos->peer1handle != NULL)
353 GNUNET_CORE_disconnect (pos->peer1handle);
354 pos->peer1handle = NULL;
356 if (pos->peer2handle != NULL)
358 GNUNET_CORE_disconnect (pos->peer2handle);
359 pos->peer2handle = NULL;
363 if (free_pos->disconnect_task != GNUNET_SCHEDULER_NO_TASK)
365 GNUNET_SCHEDULER_cancel (free_pos->disconnect_task);
367 GNUNET_free (free_pos);
372 GNUNET_TESTING_daemons_stop (pg, TIMEOUT, &shutdown_callback, NULL);
373 ok = 7331; /* Opposite of leet */
376 ok = 401; /* Never got peers started */
378 if (dotOutFile != NULL)
380 fprintf (dotOutFile, "}");
386 send_other_messages (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
389 * Get distance information from 'atsi'.
391 * @param atsi performance data
392 * @return connected transport distance
395 get_atsi_distance (const struct GNUNET_TRANSPORT_ATS_Information *atsi)
397 while ((ntohl (atsi->type) != GNUNET_TRANSPORT_ATS_ARRAY_TERMINATOR) &&
398 (ntohl (atsi->type) != GNUNET_TRANSPORT_ATS_QUALITY_NET_DISTANCE))
400 if (ntohl (atsi->type) == GNUNET_TRANSPORT_ATS_ARRAY_TERMINATOR)
403 /* FIXME: we do not have distance data? Assume direct neighbor. */
406 return ntohl (atsi->value);
410 process_mtype (void *cls, const struct GNUNET_PeerIdentity *peer,
411 const struct GNUNET_MessageHeader *message,
412 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
414 struct TestMessageContext *pos = cls;
415 struct GNUNET_TestMessage *msg = (struct GNUNET_TestMessage *) message;
420 if (pos->uid != ntohl (msg->uid))
424 distance = get_atsi_distance (atsi);
427 memcmp (peer, &pos->peer1->id,
428 sizeof (struct GNUNET_PeerIdentity)));
429 if (total_other_expected_messages == 0)
431 total_messages_received++;
433 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
434 "Received message from `%4s', type %d, uid %u, distance %u.\n",
435 GNUNET_i2s (peer), ntohs (message->type), ntohl (msg->uid),
437 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
438 "Total messages received %d, expected %d.\n",
439 total_messages_received, expected_messages);
444 total_other_messages++;
446 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
447 "Received message from `%4s', type %d, uid %u, distance %u.\n",
448 GNUNET_i2s (peer), ntohs (message->type), ntohl (msg->uid),
450 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
451 "Total messages received %d, expected %d.\n",
452 total_other_messages, total_other_expected_messages);
456 if ((total_messages_received == expected_messages) &&
457 (total_other_messages == 0))
459 GNUNET_SCHEDULER_cancel (die_task);
461 GNUNET_SCHEDULER_add_delayed (TEST_TIMEOUT, &end_badly,
462 "waiting for DV peers to connect!");
464 * if ((num_peers == 3) && (total_other_expected_messages == 2))
466 * GNUNET_SCHEDULER_add_now (&send_other_messages, NULL);
470 * GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 20), &send_other_messages, NULL);
473 else if ((total_other_expected_messages > 0) &&
474 (total_other_messages == total_other_expected_messages))
476 GNUNET_SCHEDULER_cancel (die_task);
477 GNUNET_SCHEDULER_add_now (&finish_testing, NULL);
481 pos->disconnect_task = GNUNET_SCHEDULER_add_now (&disconnect_cores, pos);
488 transmit_ready (void *cls, size_t size, void *buf)
490 struct GNUNET_TestMessage *m;
491 struct TestMessageContext *pos = cls;
493 GNUNET_assert (buf != NULL);
494 m = (struct GNUNET_TestMessage *) buf;
495 m->header.type = htons (MTYPE);
496 m->header.size = htons (sizeof (struct GNUNET_TestMessage));
497 m->uid = htonl (pos->uid);
498 transmit_ready_called++;
500 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
501 "transmit ready for peer %s\ntransmit_ready's scheduled %d, transmit_ready's called %d\n",
502 GNUNET_i2s (&pos->peer1->id), transmit_ready_scheduled,
503 transmit_ready_called);
505 return sizeof (struct GNUNET_TestMessage);
509 static struct GNUNET_CORE_MessageHandler no_handlers[] = {
513 static struct GNUNET_CORE_MessageHandler handlers[] = {
514 {&process_mtype, MTYPE, sizeof (struct GNUNET_TestMessage)},
519 * Notify of all peer1's peers, once peer 2 is found, schedule connect
520 * to peer two for message send.
523 * @param peer peer identity this notification is about
524 * @param atsi performance data for the connection
527 connect_notify_peer2 (void *cls, const struct GNUNET_PeerIdentity *peer,
528 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
530 struct TestMessageContext *pos = cls;
532 if (0 == memcmp (&pos->peer1->id, peer, sizeof (struct GNUNET_PeerIdentity)))
535 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
536 "Core connection from `%s' to `%4s' verfied, sending message!\n",
537 GNUNET_i2s (&pos->peer2->id), GNUNET_h2s (&peer->hashPubKey));
540 GNUNET_CORE_notify_transmit_ready (pos->peer1handle, GNUNET_YES, 0,
541 TIMEOUT, &pos->peer2->id,
542 sizeof (struct GNUNET_TestMessage),
543 &transmit_ready, pos))
545 /* This probably shouldn't happen, but it does (timing issue?) */
546 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
547 "RECEIVED NULL when asking core (1) for transmission to peer `%4s'\n",
548 GNUNET_i2s (&pos->peer2->id));
549 transmit_ready_failed++;
550 total_other_expected_messages--;
554 transmit_ready_scheduled++;
560 init_notify_peer2 (void *cls, struct GNUNET_CORE_Handle *server,
561 const struct GNUNET_PeerIdentity *my_identity,
562 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded
566 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
567 "Core connection to `%4s' established, awaiting connections.\n",
568 GNUNET_i2s (my_identity));
570 total_server_connections++;
574 * Notify of all peer1's peers, once peer 2 is found, schedule connect
575 * to peer two for message send.
578 * @param peer peer identity this notification is about
579 * @param atsi performance data for the connection
582 connect_notify_peer1 (void *cls, const struct GNUNET_PeerIdentity *peer,
583 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
585 struct TestMessageContext *pos = cls;
587 if (0 == memcmp (&pos->peer2->id, peer, sizeof (struct GNUNET_PeerIdentity)))
590 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
591 "Core connection from `%s' to `%4s' verified.\n",
592 GNUNET_i2s (&pos->peer1->id), GNUNET_h2s (&peer->hashPubKey));
595 * Connect to the receiving peer
598 GNUNET_CORE_connect (pos->peer2->cfg, 1, pos, &init_notify_peer2,
599 &connect_notify_peer2, NULL, NULL, NULL,
600 GNUNET_YES, NULL, GNUNET_YES, handlers);
605 init_notify_peer1 (void *cls, struct GNUNET_CORE_Handle *server,
606 const struct GNUNET_PeerIdentity *my_identity,
607 const struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded
610 total_server_connections++;
612 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
613 "Core connection to `%4s' established, awaiting connections...\n",
614 GNUNET_i2s (my_identity));
620 send_test_messages (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
622 struct TestMessageContext *pos = cls;
624 if (((tc->reason & GNUNET_SCHEDULER_REASON_SHUTDOWN) != 0) || (cls == NULL))
627 if (die_task == GNUNET_SCHEDULER_NO_TASK)
630 GNUNET_SCHEDULER_add_delayed (TEST_TIMEOUT, &end_badly,
631 "from create topology (timeout)");
634 if (total_server_connections >= MAX_OUTSTANDING_CONNECTIONS)
636 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
637 (GNUNET_TIME_UNIT_SECONDS, 1),
638 &send_test_messages, pos);
639 return; /* Otherwise we'll double schedule messages here! */
642 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
643 "Attempting to send test message from %s to %s\n",
644 pos->peer1->shortname, pos->peer2->shortname);
647 * Connect to the sending peer
650 GNUNET_CORE_connect (pos->peer1->cfg, 1, pos, &init_notify_peer1,
651 &connect_notify_peer1, NULL, NULL, NULL, GNUNET_NO,
652 NULL, GNUNET_NO, no_handlers);
654 GNUNET_assert (pos->peer1handle != NULL);
656 if (total_server_connections < MAX_OUTSTANDING_CONNECTIONS)
658 GNUNET_SCHEDULER_add_now (&send_test_messages, pos->next);
662 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
663 (GNUNET_TIME_UNIT_SECONDS, 1),
664 &send_test_messages, pos->next);
669 send_other_messages (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
671 struct TestMessageContext *pos;
672 struct TestMessageContext *free_pos;
673 struct PeerContext *peer_pos;
676 struct PeerContext *inner_peer_pos;
677 struct TestMessageContext *temp_context;
679 peer_pos = all_peers;
680 while (peer_pos != NULL)
682 if (peer_pos->peer_handle != NULL)
684 GNUNET_CORE_disconnect (peer_pos->peer_handle);
685 peer_pos->peer_handle = NULL;
688 inner_peer_pos = all_peers;
689 while (inner_peer_pos != NULL)
691 if (inner_peer_pos != peer_pos)
693 temp_total_other_messages++;
694 temp_context = GNUNET_malloc (sizeof (struct TestMessageContext));
695 temp_context->peer1 = peer_pos->daemon;
696 temp_context->peer2 = inner_peer_pos->daemon;
697 temp_context->next = other_test_messages;
698 temp_context->uid = total_connections + temp_total_other_messages;
699 temp_context->disconnect_task = GNUNET_SCHEDULER_NO_TASK;
700 other_test_messages = temp_context;
702 inner_peer_pos = inner_peer_pos->next;
705 peer_pos = peer_pos->next;
712 if (pos->peer1handle != NULL)
714 GNUNET_CORE_disconnect (pos->peer1handle);
715 pos->peer1handle = NULL;
717 if (pos->peer2handle != NULL)
719 GNUNET_CORE_disconnect (pos->peer2handle);
720 pos->peer2handle = NULL;
724 if (free_pos->disconnect_task != GNUNET_SCHEDULER_NO_TASK)
726 GNUNET_SCHEDULER_cancel (free_pos->disconnect_task);
728 GNUNET_free (free_pos);
730 test_messages = NULL;
732 total_other_expected_messages = temp_total_other_messages;
733 if (total_other_expected_messages == 0)
735 GNUNET_SCHEDULER_add_now (&end_badly,
736 "send_other_messages had 0 messages to send, no DV connections made!");
739 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
740 "Preparing to send %d other test messages\n",
741 total_other_expected_messages);
744 GNUNET_SCHEDULER_add_now (&send_test_messages, other_test_messages);
745 GNUNET_SCHEDULER_cancel (die_task);
747 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
748 (GNUNET_TIME_UNIT_SECONDS, 250), &end_badly,
749 "from send_other_messages");
753 topology_callback (void *cls, const struct GNUNET_PeerIdentity *first,
754 const struct GNUNET_PeerIdentity *second, uint32_t distance,
755 const struct GNUNET_CONFIGURATION_Handle *first_cfg,
756 const struct GNUNET_CONFIGURATION_Handle *second_cfg,
757 struct GNUNET_TESTING_Daemon *first_daemon,
758 struct GNUNET_TESTING_Daemon *second_daemon,
761 struct TestMessageContext *temp_context;
767 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
768 "connected peer %s to peer %s, distance %u\n",
769 first_daemon->shortname, second_daemon->shortname, distance);
771 temp_context = GNUNET_malloc (sizeof (struct TestMessageContext));
772 temp_context->peer1 = first_daemon;
773 temp_context->peer2 = second_daemon;
774 temp_context->next = test_messages;
775 temp_context->uid = total_connections;
776 temp_context->disconnect_task = GNUNET_SCHEDULER_NO_TASK;
777 test_messages = temp_context;
783 failed_connections++;
784 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
785 "Failed to connect peer %s to peer %s with error :\n%s\n",
786 first_daemon->shortname, second_daemon->shortname, emsg);
790 if (total_connections == expected_connections)
793 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
794 "Created %u total connections, which is our target number! Calling send messages.\n",
798 GNUNET_SCHEDULER_cancel (die_task);
799 die_task = GNUNET_SCHEDULER_NO_TASK;
800 GNUNET_SCHEDULER_add_now (&send_test_messages, test_messages);
802 else if (total_connections + failed_connections == expected_connections)
804 if (failed_connections <
805 (unsigned int) (fail_percentage * total_connections))
807 GNUNET_SCHEDULER_cancel (die_task);
808 die_task = GNUNET_SCHEDULER_NO_TASK;
809 GNUNET_SCHEDULER_add_now (&send_test_messages, test_messages);
813 GNUNET_SCHEDULER_cancel (die_task);
815 GNUNET_SCHEDULER_add_now (&end_badly,
816 "from topology_callback (too many failed connections)");
822 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
823 "Have %d total connections, %d failed connections, Want %d (at least %d)\n",
824 total_connections, failed_connections, expected_connections,
825 expected_connections -
826 (unsigned int) (fail_percentage * expected_connections));
834 expected_connections = -1;
835 if ((pg != NULL) && (peers_left == 0))
837 expected_connections =
838 GNUNET_TESTING_connect_topology (pg, connection_topology,
839 connect_topology_option,
840 connect_topology_option_modifier,
841 TIMEOUT, 12, NULL, NULL);
843 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Have %d expected connections\n",
844 expected_connections);
848 GNUNET_SCHEDULER_cancel (die_task);
849 if (expected_connections == GNUNET_SYSERR)
852 GNUNET_SCHEDULER_add_now (&end_badly,
853 "from connect topology (bad return)");
857 GNUNET_SCHEDULER_add_delayed (TEST_TIMEOUT, &end_badly,
858 "from connect topology (timeout)");
864 peers_left = num_peers; /* Reset counter */
865 if (GNUNET_TESTING_create_topology
866 (pg, topology, blacklist_topology, blacklist_transports) != GNUNET_SYSERR)
869 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
870 "Topology set up, now starting peers!\n");
872 GNUNET_TESTING_daemons_continue_startup (pg);
876 GNUNET_SCHEDULER_cancel (die_task);
878 GNUNET_SCHEDULER_add_now (&end_badly,
879 "from create topology (bad return)");
881 GNUNET_SCHEDULER_cancel (die_task);
883 GNUNET_SCHEDULER_add_delayed (TEST_TIMEOUT, &end_badly,
884 "from continue startup (timeout)");
888 * Method called whenever a given peer connects.
891 * @param peer peer identity this notification is about
892 * @param latency reported latency of the connection with 'other'
893 * @param distance reported distance (DV) to 'other'
896 all_connect_handler (void *cls, const struct GNUNET_PeerIdentity *peer,
897 const struct GNUNET_TRANSPORT_ATS_Information *atsi)
899 struct GNUNET_TESTING_Daemon *d = cls;
900 struct GNUNET_TESTING_Daemon *second_daemon;
901 char *second_shortname;
904 struct TestMessageContext *temp_context;
908 if (0 == memcmp (&d->id, peer, sizeof (struct GNUNET_PeerIdentity)))
910 second_shortname = GNUNET_strdup (GNUNET_i2s (peer));
911 distance = get_atsi_distance (atsi);
914 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
915 "connected peer %s to peer %s, distance %u\n", d->shortname,
916 second_shortname, distance);
920 GNUNET_CONTAINER_multihashmap_get (peer_daemon_hash, &peer->hashPubKey);
922 if (second_daemon == NULL)
924 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Couldn't find second peer!\n");
925 GNUNET_free (second_shortname);
931 temp_total_other_messages++;
932 temp_context = GNUNET_malloc (sizeof (struct TestMessageContext));
933 temp_context->peer1 = d;
934 temp_context->peer2 = second_daemon;
935 temp_context->next = other_test_messages;
936 temp_context->uid = total_connections + temp_total_other_messages;
937 temp_context->disconnect_task = GNUNET_SCHEDULER_NO_TASK;
938 other_test_messages = temp_context;
942 if (dotOutFile != NULL)
945 fprintf (dotOutFile, "\tn%s -- n%s;\n", d->shortname, second_shortname);
946 else if (distance == 2)
947 fprintf (dotOutFile, "\tn%s -- n%s [color=blue];\n", d->shortname,
949 else if (distance == 3)
950 fprintf (dotOutFile, "\tn%s -- n%s [color=red];\n", d->shortname,
952 else if (distance == 4)
953 fprintf (dotOutFile, "\tn%s -- n%s [color=green];\n", d->shortname,
956 fprintf (dotOutFile, "\tn%s -- n%s [color=brown];\n", d->shortname,
959 GNUNET_free (second_shortname);
961 if (temp_total_other_messages == num_additional_messages)
963 GNUNET_SCHEDULER_add_now (&send_other_messages, NULL);
968 peers_started_callback (void *cls, const struct GNUNET_PeerIdentity *id,
969 const struct GNUNET_CONFIGURATION_Handle *cfg,
970 struct GNUNET_TESTING_Daemon *d, const char *emsg)
972 struct PeerContext *new_peer;
976 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
977 "Failed to start daemon with error: `%s'\n", emsg);
980 GNUNET_assert (id != NULL);
982 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Started daemon %llu out of %llu\n",
983 (num_peers - peers_left) + 1, num_peers);
985 GNUNET_assert (GNUNET_SYSERR !=
986 GNUNET_CONTAINER_multihashmap_put (peer_daemon_hash,
988 GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
990 new_peer = GNUNET_malloc (sizeof (struct PeerContext));
991 new_peer->peer_handle =
992 GNUNET_CORE_connect (cfg, 1, d, NULL, &all_connect_handler, NULL, NULL,
993 NULL, GNUNET_NO, NULL, GNUNET_NO, no_handlers);
994 new_peer->daemon = d;
995 new_peer->next = all_peers;
996 all_peers = new_peer;
1002 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1003 "All %d daemons started, now creating topology!\n", num_peers);
1005 GNUNET_SCHEDULER_cancel (die_task);
1006 /* Set up task in case topology creation doesn't finish
1007 * within a reasonable amount of time */
1009 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
1010 (GNUNET_TIME_UNIT_MINUTES, 5), &end_badly,
1011 "from peers_started_callback");
1013 connect_topology ();
1019 * Callback indicating that the hostkey was created for a peer.
1022 * @param id the peer identity
1023 * @param d the daemon handle (pretty useless at this point, remove?)
1024 * @param emsg non-null on failure
1027 hostkey_callback (void *cls, const struct GNUNET_PeerIdentity *id,
1028 struct GNUNET_TESTING_Daemon *d, const char *emsg)
1032 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1033 "Hostkey callback received error: %s\n", emsg);
1037 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Hostkey created for peer `%s'\n",
1041 if (peers_left == 0)
1044 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1045 "All %d hostkeys created, now creating topology!\n", num_peers);
1047 GNUNET_SCHEDULER_cancel (die_task);
1048 /* Set up task in case topology creation doesn't finish
1049 * within a reasonable amount of time */
1051 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
1052 (GNUNET_TIME_UNIT_MINUTES, 5), &end_badly,
1053 "from hostkey_callback");
1054 GNUNET_SCHEDULER_add_now (&create_topology, NULL);
1060 run (void *cls, char *const *args, const char *cfgfile,
1061 const struct GNUNET_CONFIGURATION_Handle *cfg)
1064 char *connect_topology_str;
1065 char *blacklist_topology_str;
1066 char *connect_topology_option_str;
1067 char *connect_topology_option_modifier_string;
1071 dotOutFile = fopen (dotOutFileName, "w");
1072 if (dotOutFile != NULL)
1074 fprintf (dotOutFile, "strict graph G {\n");
1078 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1079 "Starting daemons based on config file %s\n", cfgfile);
1083 GNUNET_CONFIGURATION_get_value_string (cfg, "paths", "servicehome",
1091 GNUNET_CONFIGURATION_get_value_string (cfg, "testing", "topology",
1093 (GNUNET_NO == GNUNET_TESTING_topology_get (&topology, topology_str)))
1095 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1096 "Invalid topology `%s' given for section %s option %s\n",
1097 topology_str, "TESTING", "TOPOLOGY");
1098 topology = GNUNET_TESTING_TOPOLOGY_CLIQUE; /* Defaults to NONE, so set better default here */
1102 GNUNET_CONFIGURATION_get_value_string (cfg, "testing",
1104 &connect_topology_str)) &&
1106 GNUNET_TESTING_topology_get (&connection_topology,
1107 connect_topology_str)))
1109 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1110 "Invalid connect topology `%s' given for section %s option %s\n",
1111 connect_topology_str, "TESTING", "CONNECT_TOPOLOGY");
1113 GNUNET_free_non_null (connect_topology_str);
1115 GNUNET_CONFIGURATION_get_value_string (cfg, "testing",
1116 "connect_topology_option",
1117 &connect_topology_option_str)) &&
1119 GNUNET_TESTING_topology_option_get (&connect_topology_option,
1120 connect_topology_option_str)))
1122 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1123 "Invalid connect topology option `%s' given for section %s option %s\n",
1124 connect_topology_option_str, "TESTING",
1125 "CONNECT_TOPOLOGY_OPTION");
1126 connect_topology_option = GNUNET_TESTING_TOPOLOGY_OPTION_ALL; /* Defaults to NONE, set to ALL */
1128 GNUNET_free_non_null (connect_topology_option_str);
1130 GNUNET_CONFIGURATION_get_value_string (cfg, "testing",
1131 "connect_topology_option_modifier",
1132 &connect_topology_option_modifier_string))
1135 (connect_topology_option_modifier_string, "%lf",
1136 &connect_topology_option_modifier) != 1)
1138 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1140 ("Invalid value `%s' for option `%s' in section `%s': expected float\n"),
1141 connect_topology_option_modifier_string,
1142 "connect_topology_option_modifier", "TESTING");
1144 GNUNET_free (connect_topology_option_modifier_string);
1148 GNUNET_CONFIGURATION_get_value_string (cfg, "testing",
1149 "blacklist_transports",
1150 &blacklist_transports))
1151 blacklist_transports = NULL;
1154 GNUNET_CONFIGURATION_get_value_string (cfg, "testing",
1155 "blacklist_topology",
1156 &blacklist_topology_str)) &&
1158 GNUNET_TESTING_topology_get (&blacklist_topology,
1159 blacklist_topology_str)))
1161 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1162 "Invalid topology `%s' given for section %s option %s\n",
1163 topology_str, "TESTING", "BLACKLIST_TOPOLOGY");
1165 GNUNET_free_non_null (topology_str);
1166 GNUNET_free_non_null (blacklist_topology_str);
1167 if (GNUNET_SYSERR ==
1168 GNUNET_CONFIGURATION_get_value_number (cfg, "testing", "num_peers",
1170 num_peers = DEFAULT_NUM_PEERS;
1172 if (GNUNET_SYSERR ==
1173 GNUNET_CONFIGURATION_get_value_number (cfg, "testing",
1174 "additional_messages",
1175 &num_additional_messages))
1176 num_additional_messages = DEFAULT_ADDITIONAL_MESSAGES;
1180 GNUNET_assert (num_peers > 0 && num_peers < (unsigned int) -1);
1181 peers_left = num_peers;
1183 /* Set up a task to end testing if peer start fails */
1185 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
1186 (GNUNET_TIME_UNIT_MINUTES, 5), &end_badly,
1187 "didn't start all daemons in reasonable amount of time!!!");
1189 peer_daemon_hash = GNUNET_CONTAINER_multihashmap_create (peers_left);
1190 pg = GNUNET_TESTING_daemons_start (cfg, peers_left, /* Total number of peers */
1191 peers_left, /* Number of outstanding connections */
1192 peers_left, /* Number of parallel ssh connections, or peers being started at once */
1193 TIMEOUT, &hostkey_callback, NULL,
1194 &peers_started_callback, NULL,
1195 &topology_callback, NULL, NULL);
1204 char *const argv[] = { "test-transport-dv",
1206 "test_transport_dv_data.conf",
1212 struct GNUNET_GETOPT_CommandLineOption options[] = {
1213 GNUNET_GETOPT_OPTION_END
1216 GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1, argv,
1217 "test-transport-dv", "nohelp", options, &run, &ok);
1218 if (ret != GNUNET_OK)
1220 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1221 "`test-transport-dv': Failed with error code %d\n", ret);
1227 main (int argc, char *argv[])
1231 GNUNET_log_setup ("test-transport-dv",
1240 * Need to remove base directory, subdirectories taken care
1241 * of by the testing framework.
1243 if (GNUNET_DISK_directory_remove (test_directory) != GNUNET_OK)
1245 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1246 "Failed to remove testing directory %s\n", test_directory);
1251 /* end of test_transport_api_dv.c */