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 gns/test_gns_dht_threepeer.c
22 * @brief tests dht lookup over 3 peers
25 * alice <----> bob <-----> dave
27 * alice queries for www.buddy.bob.gnunet
31 #include "gnunet_common.h"
32 #include "gnunet_disk_lib.h"
33 #include "gnunet_testing_lib-new.h"
34 #include "gnunet_testbed_service.h"
35 #include "gnunet_core_service.h"
36 #include "gnunet_dht_service.h"
37 #include "block_dns.h"
38 #include "gnunet_signatures.h"
39 #include "gnunet_namestore_service.h"
40 #include "gnunet_dnsparser_lib.h"
41 #include "gnunet_gns_service.h"
43 #define ZONE_PUT_WAIT_TIME GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 10)
45 /* If number of peers not in config file, use this number */
46 #define DEFAULT_NUM_PEERS 2
48 #define TEST_DOMAIN "www.buddy.bob.gnunet"
49 #define TEST_IP "1.1.1.1"
50 #define TEST_DAVE_PSEU "hagbard"
51 #define TEST_NUM_PEERS 3
52 #define TEST_NUM_CON 3
55 /* Timeout for entire testcase */
56 #define TIMEOUT GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 60)
58 /* Global return value (0 for success, anything else for failure) */
61 /* Task handle to use to schedule test failure */
62 GNUNET_SCHEDULER_TaskIdentifier die_task;
63 GNUNET_SCHEDULER_TaskIdentifier wait_task;
65 struct GNUNET_CRYPTO_ShortHashCode dave_hash;
67 struct GNUNET_CRYPTO_ShortHashCode bob_hash;
69 struct GNUNET_TESTBED_Peer **cpeers;
71 struct GNUNET_GNS_Handle *gh;
72 struct GNUNET_GNS_LookupRequest *lookup_handle;
74 struct GNUNET_TESTBED_Operation *get_cfg_ops[3];
75 struct GNUNET_TESTBED_Operation *connect_ops[3];
76 struct GNUNET_CONFIGURATION_Handle *cfg_handles[3];
77 struct GNUNET_NAMESTORE_Handle *nh[3];
79 static int dave_is_setup;
80 static int bob_is_setup;
81 static int alice_is_setup;
84 * Check if the get_handle is being used, if so stop the request. Either
85 * way, schedule the end_badly_cont function which actually shuts down the
89 end_badly (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
91 die_task = GNUNET_SCHEDULER_NO_TASK;
94 if (GNUNET_SCHEDULER_NO_TASK != wait_task)
96 GNUNET_SCHEDULER_cancel (wait_task);
97 wait_task = GNUNET_SCHEDULER_NO_TASK;
100 for (c = 0; c < 3; c++)
104 GNUNET_NAMESTORE_disconnect(nh[c]);
108 if (NULL != get_cfg_ops[c])
110 GNUNET_TESTBED_operation_cancel(get_cfg_ops[c]);
111 get_cfg_ops[c] = NULL;
113 if (NULL != connect_ops[c])
115 GNUNET_TESTBED_operation_cancel(connect_ops[c]);
116 connect_ops[c] = NULL;
118 if (NULL != cfg_handles[c])
120 GNUNET_CONFIGURATION_destroy (cfg_handles[c]);
121 cfg_handles[c] = NULL;
125 if (NULL != lookup_handle)
127 GNUNET_GNS_cancel_lookup_request (lookup_handle);
128 lookup_handle = NULL;
132 GNUNET_GNS_disconnect(gh);
136 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Test failed \n");
137 GNUNET_SCHEDULER_shutdown ();
142 end (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
144 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Finished\n");
146 if (GNUNET_SCHEDULER_NO_TASK != die_task)
148 GNUNET_SCHEDULER_cancel (die_task);
149 die_task = GNUNET_SCHEDULER_NO_TASK;
152 for (c = 0; c < 3; c++)
156 GNUNET_NAMESTORE_disconnect(nh[c]);
159 if (NULL != cfg_handles[c])
161 GNUNET_CONFIGURATION_destroy (cfg_handles[c]);
162 cfg_handles[c] = NULL;
168 GNUNET_GNS_disconnect(gh);
173 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Test ended successful\n");
175 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Test failed\n");
176 GNUNET_SCHEDULER_shutdown ();
182 GNUNET_SCHEDULER_add_now (&end, NULL);
187 disconnect_ns (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
190 GNUNET_NAMESTORE_disconnect (cls);
201 cont_ns (void* cls, int32_t s, const char* emsg)
203 GNUNET_SCHEDULER_add_now (&disconnect_ns, cls);
207 on_lookup_result(void *cls, uint32_t rd_count,
208 const struct GNUNET_NAMESTORE_RecordData *rd)
215 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
222 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "name: %s\n", (char*)cls);
223 for (i=0; i<rd_count; i++)
225 string_val = GNUNET_NAMESTORE_value_to_string(rd[i].record_type,
228 if (0 == strcmp(string_val, TEST_IP))
230 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
231 "%s correctly resolved to %s!\n", TEST_DOMAIN, string_val);
234 GNUNET_free (string_val);
241 commence_testing(void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
245 if ((ZONE_PUT_WAIT_TIME.rel_value / 1000) == wait)
247 fprintf (stderr, "\n");
248 wait_task = GNUNET_SCHEDULER_NO_TASK;
249 lookup_handle = GNUNET_GNS_lookup(gh, TEST_DOMAIN, GNUNET_GNS_RECORD_A,
252 &on_lookup_result, TEST_DOMAIN);
253 if (GNUNET_SCHEDULER_NO_TASK != die_task)
254 GNUNET_SCHEDULER_cancel(die_task);
255 die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, "from lookup");
259 fprintf (stderr, ".");
260 wait_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &commence_testing, NULL);
267 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Created all connections! Waiting for PUTs\n");
268 wait_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &commence_testing, NULL);
272 static void connect_peers ()
276 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "C \n");
279 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "All peers started\n");
281 connect_ops[0] = GNUNET_TESTBED_overlay_connect (NULL, NULL, NULL,
285 connect_ops[1] = GNUNET_TESTBED_overlay_connect (NULL, NULL, NULL,
289 connect_ops[2] = GNUNET_TESTBED_overlay_connect (NULL, NULL, NULL,
296 setup_dave (const struct GNUNET_CONFIGURATION_Handle * cfg)
299 struct GNUNET_CRYPTO_RsaPrivateKey *key;
300 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pkey;
302 struct GNUNET_NAMESTORE_RecordData rd;
304 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Setting up dave\n");
305 cfg_handles[0] = GNUNET_CONFIGURATION_dup (cfg);
306 GNUNET_assert (NULL != cfg_handles[0]);
307 if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
311 GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
312 return GNUNET_SYSERR;
315 key = GNUNET_CRYPTO_rsa_key_create_from_file (keyfile);
319 GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
320 GNUNET_free (keyfile);
321 return GNUNET_SYSERR;
323 nh[0] = GNUNET_NAMESTORE_connect (cfg_handles[0]);
326 GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to connect to namestore\n");
327 GNUNET_CRYPTO_rsa_key_free (key);
328 GNUNET_free (keyfile);
329 return GNUNET_SYSERR;
332 GNUNET_CRYPTO_rsa_key_get_public (key, &pkey);
333 GNUNET_CRYPTO_short_hash(&pkey, sizeof(pkey), &dave_hash);
335 web = GNUNET_malloc(sizeof(struct in_addr));
336 GNUNET_assert(1 == inet_pton (AF_INET, TEST_IP, web));
337 rd.data_size = sizeof(struct in_addr);
339 rd.record_type = GNUNET_GNS_RECORD_A;
340 rd.flags = GNUNET_NAMESTORE_RF_AUTHORITY;
342 GNUNET_NAMESTORE_record_create (nh[0], key, "www", &rd, NULL, NULL);
344 rd.data_size = strlen(TEST_DAVE_PSEU);
345 rd.data = TEST_DAVE_PSEU;
346 rd.record_type = GNUNET_GNS_RECORD_PSEU;
348 GNUNET_NAMESTORE_record_create (nh[0], key, "+", &rd, &cont_ns, nh[0]);
350 GNUNET_CRYPTO_rsa_key_free(key);
351 GNUNET_free(keyfile);
353 dave_is_setup = GNUNET_YES;
354 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Setting up dave done\n");
359 setup_bob (const struct GNUNET_CONFIGURATION_Handle * cfg)
362 struct GNUNET_CRYPTO_RsaPrivateKey *key;
363 struct GNUNET_CRYPTO_RsaPublicKeyBinaryEncoded pkey;
364 struct GNUNET_NAMESTORE_RecordData rd;
366 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Setting up bob\n");
367 cfg_handles[1] = GNUNET_CONFIGURATION_dup (cfg);
368 GNUNET_assert (NULL != cfg_handles[1]);
369 if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
373 GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
374 return GNUNET_SYSERR;
377 key = GNUNET_CRYPTO_rsa_key_create_from_file (keyfile);
381 GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
382 GNUNET_free (keyfile);
383 return GNUNET_SYSERR;
386 nh[1] = GNUNET_NAMESTORE_connect (cfg_handles[1]);
389 GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to connect to namestore\n");
390 GNUNET_CRYPTO_rsa_key_free (key);
391 GNUNET_free (keyfile);
392 return GNUNET_SYSERR;
395 GNUNET_CRYPTO_rsa_key_get_public (key, &pkey);
396 GNUNET_CRYPTO_short_hash(&pkey, sizeof(pkey), &bob_hash);
398 rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
399 rd.data = &dave_hash;
400 rd.record_type = GNUNET_GNS_RECORD_PKEY;
401 rd.flags = GNUNET_NAMESTORE_RF_AUTHORITY;
403 GNUNET_NAMESTORE_record_create (nh[1], key, "buddy", &rd, &cont_ns, nh[1]);
405 GNUNET_CRYPTO_rsa_key_free(key);
406 GNUNET_free(keyfile);
407 bob_is_setup = GNUNET_YES;
408 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Setting up bob done\n");
413 setup_alice (const struct GNUNET_CONFIGURATION_Handle * cfg)
416 struct GNUNET_CRYPTO_RsaPrivateKey *key;
417 struct GNUNET_NAMESTORE_RecordData rd;
419 cfg_handles[2] = GNUNET_CONFIGURATION_dup (cfg);
420 GNUNET_assert (NULL != cfg);
421 if (GNUNET_OK != GNUNET_CONFIGURATION_get_value_filename (cfg, "gns",
425 GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
426 return GNUNET_SYSERR;
429 key = GNUNET_CRYPTO_rsa_key_create_from_file (keyfile);
433 GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to get key from cfg\n");
434 GNUNET_free (keyfile);
435 return GNUNET_SYSERR;
438 nh[2] = GNUNET_NAMESTORE_connect (cfg_handles[2]);
441 GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to connect to namestore\n");
442 GNUNET_CRYPTO_rsa_key_free (key);
443 GNUNET_free (keyfile);
444 return GNUNET_SYSERR;
447 rd.data_size = sizeof(struct GNUNET_CRYPTO_ShortHashCode);
449 rd.record_type = GNUNET_GNS_RECORD_PKEY;
450 rd.flags = GNUNET_NAMESTORE_RF_AUTHORITY;
452 GNUNET_NAMESTORE_record_create (nh[2], key, "bob", &rd, &cont_ns, nh[2]);
454 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Setting up alice gns\n");
455 gh = GNUNET_GNS_connect (cfg_handles[2]);
458 GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to connect to gns\n");
459 GNUNET_CRYPTO_rsa_key_free (key);
460 GNUNET_free (keyfile);
461 return GNUNET_SYSERR;
464 GNUNET_CRYPTO_rsa_key_free (key);
465 GNUNET_free (keyfile);
466 alice_is_setup = GNUNET_YES;
467 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Setting up alice done\n");
474 if (GNUNET_SCHEDULER_NO_TASK != die_task)
475 GNUNET_SCHEDULER_cancel (die_task);
476 die_task = GNUNET_SCHEDULER_add_now (&end_badly, NULL);
481 * Callback to be called when the requested peer information is available
483 * @param cb_cls the closure from GNUNET_TETSBED_peer_get_information()
484 * @param op the operation this callback corresponds to
485 * @param pinfo the result; will be NULL if the operation has failed
486 * @param emsg error message if the operation has failed; will be NULL if the
487 * operation is successfull
490 peerinfo_cb (void *cb_cls, struct GNUNET_TESTBED_Operation *op,
491 const struct GNUNET_TESTBED_PeerInformation *pinfo,
495 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "X \n");
496 GNUNET_assert (GNUNET_TESTBED_PIT_CONFIGURATION == pinfo->pit);
497 if (GNUNET_NO == dave_is_setup)
498 res = setup_dave (pinfo->result.cfg);
499 else if (GNUNET_NO == bob_is_setup)
500 res = setup_bob (pinfo->result.cfg);
502 res = setup_alice (pinfo->result.cfg);
504 if (get_cfg_ops[0] == op)
505 get_cfg_ops[0] = NULL;
506 else if (get_cfg_ops[1] == op)
507 get_cfg_ops[1] = NULL;
509 get_cfg_ops[2] = NULL;
510 GNUNET_TESTBED_operation_done (op);
512 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "A \n");
513 if (GNUNET_SYSERR == res)
515 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to setup peer \n");
520 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "B \n");
521 /*if (get_cfg_ops[0] == op)
523 GNUNET_assert (GNUNET_TESTBED_PIT_CONFIGURATION == pinfo->pit);
524 res = setup_dave (pinfo->result.cfg);
525 GNUNET_TESTBED_operation_done (get_cfg_ops[0]);
526 get_cfg_ops[0] = NULL;
527 if (GNUNET_SYSERR == res)
529 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to setup dave \n");
537 else if (get_cfg_ops[1] == op)
539 GNUNET_assert (GNUNET_TESTBED_PIT_CONFIGURATION == pinfo->pit);
540 res = setup_bob (pinfo->result.cfg);
541 GNUNET_TESTBED_operation_done (get_cfg_ops[1]);
542 get_cfg_ops[1] = NULL;
543 if (GNUNET_SYSERR == res)
545 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to setup dave \n");
553 else if (get_cfg_ops[2] == op)
555 GNUNET_assert (GNUNET_TESTBED_PIT_CONFIGURATION == pinfo->pit);
556 res = setup_alice (pinfo->result.cfg);
557 GNUNET_TESTBED_operation_done (get_cfg_ops[2]);
558 get_cfg_ops[2] = NULL;
559 if (GNUNET_SYSERR == res)
561 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to setup dave \n");
572 void testbed_master (void *cls,
573 unsigned int num_peers,
574 struct GNUNET_TESTBED_Peer **peers)
576 GNUNET_assert (NULL != peers);
580 GNUNET_assert (NULL != peers[0]);
581 get_cfg_ops[0] = GNUNET_TESTBED_peer_get_information (peers[0],
582 GNUNET_TESTBED_PIT_CONFIGURATION,
586 GNUNET_assert (NULL != peers[1]);
587 get_cfg_ops[1] = GNUNET_TESTBED_peer_get_information (peers[1],
588 GNUNET_TESTBED_PIT_CONFIGURATION,
589 &peerinfo_cb, NULL );
592 GNUNET_assert (NULL != peers[2]);
593 get_cfg_ops[2] = GNUNET_TESTBED_peer_get_information (peers[2],
594 GNUNET_TESTBED_PIT_CONFIGURATION,
599 void testbed_controller_cb (void *cls, const struct GNUNET_TESTBED_EventInformation *event)
601 static int connections = 0;
605 case GNUNET_TESTBED_ET_OPERATION_FINISHED:
606 /* This part will still be called when
607 GNUNET_TESTBED_peer_get_information() succeeds. However, the code is
608 now more relevant in operation completion callback */
610 case GNUNET_TESTBED_ET_CONNECT:
612 if (connections == 3)
614 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "All peers connected\n");
615 GNUNET_TESTBED_operation_done (connect_ops[0]);
616 connect_ops[0] = NULL;
617 GNUNET_TESTBED_operation_done (connect_ops[1]);
618 connect_ops[1] = NULL;
619 GNUNET_TESTBED_operation_done (connect_ops[2]);
620 connect_ops[2] = NULL;
631 main (int argc, char *argv[])
636 event_mask |= (1LL << GNUNET_TESTBED_ET_CONNECT);
637 event_mask |= (1LL << GNUNET_TESTBED_ET_OPERATION_FINISHED);
638 GNUNET_TESTBED_test_run ("test_gns_dht_three_peers", "test_gns_dht_default.conf",
640 &testbed_controller_cb, NULL,
641 &testbed_master, NULL);
642 if (GNUNET_SYSERR == ok)
647 /* end of test_gns_dht_three_peers.c */