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1/*
2 This file is part of GNUnet.
3 Copyright (C) 2009, 2012 GNUnet e.V.
4
5 GNUnet is free software: you can redistribute it and/or modify it
6 under the terms of the GNU Affero General Public License as published
7 by the Free Software Foundation, either version 3 of the License,
8 or (at your option) any later version.
9
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 Affero General Public License for more details.
14
15 You should have received a copy of the GNU Affero General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
17
18 SPDX-License-Identifier: AGPL3.0-or-later
19 */
20/**
21 * @file rps/test_rps.c
22 * @brief Testcase for the random peer sampling service. Starts
23 * a peergroup with a given number of peers, then waits to
24 * receive size pushes/pulls from each peer. Expects to wait
25 * for one message from each peer.
26 */
27#include "platform.h"
28#include "gnunet_util_lib.h"
29#include "gnunet_testbed_service.h"
30
31#include "gnunet_rps_service.h"
32#include "rps-test_util.h"
33#include "gnunet-service-rps_sampler_elem.h"
34
35#include <inttypes.h>
36
37
38/**
39 * How many peers do we start?
40 */
41static uint32_t num_peers;
42
43/**
44 * How long do we run the test?
45 * In seconds.
46 */
47static uint32_t timeout_s;
48
49/**
50 * How long do we run the test?
51 */
52// #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
53static struct GNUNET_TIME_Relative timeout;
54
55
56/**
57 * Portion of malicious peers
58 */
59static double portion = .1;
60
61/**
62 * Type of malicious peer to test
63 */
64static unsigned int mal_type = 0;
65
66/**
67 * Handles to all of the running peers
68 */
69static struct GNUNET_TESTBED_Peer **testbed_peers;
70
71/**
72 * @brief Indicates whether peer should go off- or online
73 */
74enum PEER_ONLINE_DELTA
75{
76 /**
77 * @brief Indicates peer going online
78 */
79 PEER_GO_ONLINE = 1,
80 /**
81 * @brief Indicates peer going offline
82 */
83 PEER_GO_OFFLINE = -1,
84};
85
86/**
87 * Operation map entry
88 */
89struct OpListEntry
90{
91 /**
92 * DLL next ptr
93 */
94 struct OpListEntry *next;
95
96 /**
97 * DLL prev ptr
98 */
99 struct OpListEntry *prev;
100
101 /**
102 * The testbed operation
103 */
104 struct GNUNET_TESTBED_Operation *op;
105
106 /**
107 * Depending on whether we start or stop RPS service at the peer, set this to
108 * #PEER_GO_ONLINE (1) or #PEER_GO_OFFLINE (-1)
109 */
110 enum PEER_ONLINE_DELTA delta;
111
112 /**
113 * Index of the regarding peer
114 */
115 unsigned int index;
116};
117
118/**
119 * OpList DLL head
120 */
121static struct OpListEntry *oplist_head;
122
123/**
124 * OpList DLL tail
125 */
126static struct OpListEntry *oplist_tail;
127
128
129/**
130 * A pending reply: A request was sent and the reply is pending.
131 */
132struct PendingReply
133{
134 /**
135 * DLL next,prev ptr
136 */
137 struct PendingReply *next;
138 struct PendingReply *prev;
139
140 /**
141 * Handle to the request we are waiting for
142 */
143 struct GNUNET_RPS_Request_Handle *req_handle;
144
145 /**
146 * The peer that requested
147 */
148 struct RPSPeer *rps_peer;
149};
150
151
152/**
153 * A pending request: A request was not made yet but is scheduled for later.
154 */
155struct PendingRequest
156{
157 /**
158 * DLL next,prev ptr
159 */
160 struct PendingRequest *next;
161 struct PendingRequest *prev;
162
163 /**
164 * Handle to the request we are waiting for
165 */
166 struct GNUNET_SCHEDULER_Task *request_task;
167
168 /**
169 * The peer that requested
170 */
171 struct RPSPeer *rps_peer;
172};
173
174
175/**
176 * Information we track for each peer.
177 */
178struct RPSPeer
179{
180 /**
181 * Index of the peer.
182 */
183 uint32_t index;
184
185 /**
186 * Handle for RPS connect operation.
187 */
188 struct GNUNET_TESTBED_Operation *op;
189
190 /**
191 * Handle to RPS service.
192 */
193 struct GNUNET_RPS_Handle *rps_handle;
194
195 /**
196 * Handle to stream requests
197 */
198 struct GNUNET_RPS_StreamRequestHandle *rps_srh;
199
200 /**
201 * ID of the peer.
202 */
203 struct GNUNET_PeerIdentity *peer_id;
204
205 /**
206 * A request handle to check for an request
207 */
208 // struct GNUNET_RPS_Request_Handle *req_handle;
209
210 /**
211 * Peer on- or offline?
212 */
213 int online;
214
215 /**
216 * Number of Peer IDs to request during the whole test
217 */
218 unsigned int num_ids_to_request;
219
220 /**
221 * Pending requests DLL
222 */
223 struct PendingRequest *pending_req_head;
224 struct PendingRequest *pending_req_tail;
225
226 /**
227 * Number of pending requests
228 */
229 unsigned int num_pending_reqs;
230
231 /**
232 * Pending replies DLL
233 */
234 struct PendingReply *pending_rep_head;
235 struct PendingReply *pending_rep_tail;
236
237 /**
238 * Number of pending replies
239 */
240 unsigned int num_pending_reps;
241
242 /**
243 * Number of received PeerIDs
244 */
245 unsigned int num_recv_ids;
246
247 /**
248 * Pending operation on that peer
249 */
250 const struct OpListEntry *entry_op_manage;
251
252 /**
253 * Testbed operation to connect to statistics service
254 */
255 struct GNUNET_TESTBED_Operation *stat_op;
256
257 /**
258 * Handle to the statistics service
259 */
260 struct GNUNET_STATISTICS_Handle *stats_h;
261
262 /**
263 * @brief flags to indicate which statistics values have been already
264 * collected from the statistics service.
265 * Used to check whether we are able to shutdown.
266 */
267 uint32_t stat_collected_flags;
268
269 /**
270 * @brief File name of the file the stats are finally written to
271 */
272 const char *file_name_stats;
273
274 /**
275 * @brief File name of the file the stats are finally written to
276 */
277 const char *file_name_probs;
278
279 /**
280 * @brief The current view
281 */
282 struct GNUNET_PeerIdentity *cur_view;
283
284 /**
285 * @brief Number of peers in the #cur_view.
286 */
287 uint32_t cur_view_count;
288
289 /**
290 * @brief Number of occurrences in other peer's view
291 */
292 uint32_t count_in_views;
293
294 /**
295 * @brief statistics values
296 */
297 uint64_t num_rounds;
298 uint64_t num_blocks;
299 uint64_t num_blocks_many_push;
300 uint64_t num_blocks_no_push;
301 uint64_t num_blocks_no_pull;
302 uint64_t num_blocks_many_push_no_pull;
303 uint64_t num_blocks_no_push_no_pull;
304 uint64_t num_issued_push;
305 uint64_t num_issued_pull_req;
306 uint64_t num_issued_pull_rep;
307 uint64_t num_sent_push;
308 uint64_t num_sent_pull_req;
309 uint64_t num_sent_pull_rep;
310 uint64_t num_recv_push;
311 uint64_t num_recv_pull_req;
312 uint64_t num_recv_pull_rep;
313};
314
315enum STAT_TYPE
316{
317 STAT_TYPE_ROUNDS = 0x1, /* 1 */
318 STAT_TYPE_BLOCKS = 0x2, /* 2 */
319 STAT_TYPE_BLOCKS_MANY_PUSH = 0x4, /* 3 */
320 STAT_TYPE_BLOCKS_NO_PUSH = 0x8, /* 4 */
321 STAT_TYPE_BLOCKS_NO_PULL = 0x10, /* 5 */
322 STAT_TYPE_BLOCKS_MANY_PUSH_NO_PULL = 0x20, /* 6 */
323 STAT_TYPE_BLOCKS_NO_PUSH_NO_PULL = 0x40, /* 7 */
324 STAT_TYPE_ISSUED_PUSH_SEND = 0x80, /* 8 */
325 STAT_TYPE_ISSUED_PULL_REQ = 0x100, /* 9 */
326 STAT_TYPE_ISSUED_PULL_REP = 0x200, /* 10 */
327 STAT_TYPE_SENT_PUSH_SEND = 0x400, /* 11 */
328 STAT_TYPE_SENT_PULL_REQ = 0x800, /* 12 */
329 STAT_TYPE_SENT_PULL_REP = 0x1000, /* 13 */
330 STAT_TYPE_RECV_PUSH_SEND = 0x2000, /* 14 */
331 STAT_TYPE_RECV_PULL_REQ = 0x4000, /* 15 */
332 STAT_TYPE_RECV_PULL_REP = 0x8000, /* 16 */
333 STAT_TYPE_MAX = 0x80000000, /* 32 */
334};
335
336struct STATcls
337{
338 struct RPSPeer *rps_peer;
339 enum STAT_TYPE stat_type;
340};
341
342
343/**
344 * Information for all the peers.
345 */
346static struct RPSPeer *rps_peers;
347
348/**
349 * Peermap to get the index of a given peer ID quick.
350 */
351static struct GNUNET_CONTAINER_MultiPeerMap *peer_map;
352
353/**
354 * IDs of the peers.
355 */
356static struct GNUNET_PeerIdentity *rps_peer_ids;
357
358/**
359 * ID of the targeted peer.
360 */
361static struct GNUNET_PeerIdentity *target_peer;
362
363/**
364 * ID of the peer that requests for the evaluation.
365 */
366static struct RPSPeer *eval_peer;
367
368/**
369 * Number of online peers.
370 */
371static unsigned int num_peers_online;
372
373/**
374 * @brief The added sizes of the peer's views
375 */
376static unsigned int view_sizes;
377
378/**
379 * Return value from 'main'.
380 */
381static int ok;
382
383/**
384 * Identifier for the churn task that runs periodically
385 */
386static struct GNUNET_SCHEDULER_Task *post_test_task;
387
388/**
389 * Identifier for the churn task that runs periodically
390 */
391static struct GNUNET_SCHEDULER_Task *shutdown_task;
392
393/**
394 * Identifier for the churn task that runs periodically
395 */
396static struct GNUNET_SCHEDULER_Task *churn_task;
397
398/**
399 * Called to initialise the given RPSPeer
400 */
401typedef void (*InitPeer) (struct RPSPeer *rps_peer);
402
403/**
404 * @brief Called directly after connecting to the service
405 *
406 * @param rps_peer Specific peer the function is called on
407 * @param h the handle to the rps service
408 */
409typedef void (*PreTest) (struct RPSPeer *rps_peer, struct GNUNET_RPS_Handle *h);
410
411/**
412 * @brief Executes functions to test the api/service for a given peer
413 *
414 * Called from within #rps_connect_complete_cb ()
415 * Implemented by #churn_test_cb, #profiler_cb, #mal_cb, #single_req_cb,
416 * #delay_req_cb, #seed_big_cb, #single_peer_seed_cb, #seed_cb, #req_cancel_cb
417 *
418 * @param rps_peer the peer the task runs on
419 */
420typedef void (*MainTest) (struct RPSPeer *rps_peer);
421
422/**
423 * Callback called once the requested random peers are available
424 */
425typedef void (*ReplyHandle) (void *cls,
426 uint64_t n,
427 const struct GNUNET_PeerIdentity *recv_peers);
428
429/**
430 * Called directly before disconnecting from the service
431 */
432typedef void (*PostTest) (struct RPSPeer *peer);
433
434/**
435 * Function called after disconnect to evaluate test success
436 */
437typedef int (*EvaluationCallback) (void);
438
439/**
440 * @brief Do we have Churn?
441 */
442enum OPTION_CHURN
443{
444 /**
445 * @brief If we have churn this is set
446 */
447 HAVE_CHURN,
448 /**
449 * @brief If we have no churn this is set
450 */
451 HAVE_NO_CHURN,
452};
453
454/**
455 * @brief Is it ok to quit the test before the timeout?
456 */
457enum OPTION_QUICK_QUIT
458{
459 /**
460 * @brief It is ok for the test to quit before the timeout triggers
461 */
462 HAVE_QUICK_QUIT,
463
464 /**
465 * @brief It is NOT ok for the test to quit before the timeout triggers
466 */
467 HAVE_NO_QUICK_QUIT,
468};
469
470/**
471 * @brief Do we collect statistics at the end?
472 */
473enum OPTION_COLLECT_STATISTICS
474{
475 /**
476 * @brief We collect statistics at the end
477 */
478 COLLECT_STATISTICS,
479
480 /**
481 * @brief We do not collect statistics at the end
482 */
483 NO_COLLECT_STATISTICS,
484};
485
486/**
487 * @brief Do we collect views during run?
488 */
489enum OPTION_COLLECT_VIEW
490{
491 /**
492 * @brief We collect view during run
493 */
494 COLLECT_VIEW,
495
496 /**
497 * @brief We do not collect the view during run
498 */
499 NO_COLLECT_VIEW,
500};
501
502/**
503 * Structure to define a single test
504 */
505struct SingleTestRun
506{
507 /**
508 * Name of the test
509 */
510 char *name;
511
512 /**
513 * Called with a single peer in order to initialise that peer
514 */
515 InitPeer init_peer;
516
517 /**
518 * Called directly after connecting to the service
519 */
520 PreTest pre_test;
521
522 /**
523 * Main function for each peer
524 */
525 MainTest main_test;
526
527 /**
528 * Callback called once the requested peers are available
529 */
530 ReplyHandle reply_handle;
531
532 /**
533 * Called directly before disconnecting from the service
534 */
535 PostTest post_test;
536
537 /**
538 * Function to evaluate the test results
539 */
540 EvaluationCallback eval_cb;
541
542 /**
543 * Request interval
544 */
545 uint32_t request_interval;
546
547 /**
548 * Number of Requests to make.
549 */
550 uint32_t num_requests;
551
552 /**
553 * Run with (-out) churn
554 */
555 enum OPTION_CHURN have_churn;
556
557 /**
558 * Quit test before timeout?
559 */
560 enum OPTION_QUICK_QUIT have_quick_quit;
561
562 /**
563 * Collect statistics at the end?
564 */
565 enum OPTION_COLLECT_STATISTICS have_collect_statistics;
566
567 /**
568 * Collect view during run?
569 */
570 enum OPTION_COLLECT_VIEW have_collect_view;
571
572 /**
573 * @brief Mark which values from the statistics service to collect at the end
574 * of the run
575 */
576 uint32_t stat_collect_flags;
577} cur_test_run;
578
579/**
580 * Did we finish the test?
581 */
582static int post_test;
583
584/**
585 * Are we shutting down?
586 */
587static int in_shutdown;
588
589/**
590 * Append arguments to file
591 */
592static void
593tofile_ (const char *file_name, const char *line)
594{
595 struct GNUNET_DISK_FileHandle *f;
596 /* char output_buffer[512]; */
597 size_t size;
598 /* int size; */
599 size_t size2;
600
601 if (NULL == (f = GNUNET_DISK_file_open (file_name,
602 GNUNET_DISK_OPEN_APPEND
603 | GNUNET_DISK_OPEN_WRITE
604 | GNUNET_DISK_OPEN_CREATE,
605 GNUNET_DISK_PERM_USER_READ
606 | GNUNET_DISK_PERM_USER_WRITE
607 | GNUNET_DISK_PERM_GROUP_READ
608 | GNUNET_DISK_PERM_OTHER_READ)))
609 {
610 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
611 "Not able to open file %s\n",
612 file_name);
613 return;
614 }
615 /* size = GNUNET_snprintf (output_buffer,
616 sizeof (output_buffer),
617 "%llu %s\n",
618 GNUNET_TIME_absolute_get ().abs_value_us,
619 line);
620 if (0 > size)
621 {
622 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
623 "Failed to write string to buffer (size: %i)\n",
624 size);
625 return;
626 } */size = strlen (line) * sizeof(char);
627
628 size2 = GNUNET_DISK_file_write (f, line, size);
629 if (size != size2)
630 {
631 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
632 "Unable to write to file! (Size: %lu, size2: %lu)\n",
633 size,
634 size2);
635 if (GNUNET_YES != GNUNET_DISK_file_close (f))
636 {
637 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
638 "Unable to close file\n");
639 }
640 return;
641 }
642
643 if (GNUNET_YES != GNUNET_DISK_file_close (f))
644 {
645 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
646 "Unable to close file\n");
647 }
648}
649
650
651/**
652 * This function is used to facilitate writing important information to disk
653 */
654#define tofile(file_name, ...) do { \
655 char tmp_buf[512]; \
656 int size; \
657 size = GNUNET_snprintf (tmp_buf, sizeof(tmp_buf), __VA_ARGS__); \
658 if (0 > size) \
659 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, \
660 "Failed to create tmp_buf\n"); \
661 else \
662 tofile_ (file_name, tmp_buf); \
663} while (0);
664
665
666/**
667 * Write the ids and their according index in the given array to a file
668 * Unused
669 */
670/* static void
671 ids_to_file (char *file_name,
672 struct GNUNET_PeerIdentity *peer_ids,
673 unsigned int num_peer_ids)
674 {
675 unsigned int i;
676
677 for (i=0 ; i < num_peer_ids ; i++)
678 {
679 to_file (file_name,
680 "%u\t%s",
681 i,
682 GNUNET_i2s_full (&peer_ids[i]));
683 }
684 } */
685
686/**
687 * Task run on timeout to collect statistics and potentially shut down.
688 */
689static void
690post_test_op (void *cls);
691
692
693/**
694 * Test the success of a single test
695 */
696static int
697evaluate (void)
698{
699 unsigned int i;
700 int tmp_ok;
701
702 tmp_ok = 1;
703
704 for (i = 0; i < num_peers; i++)
705 {
706 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
707 "%u. peer [%s] received %u of %u expected peer_ids: %i\n",
708 i,
709 GNUNET_i2s (rps_peers[i].peer_id),
710 rps_peers[i].num_recv_ids,
711 rps_peers[i].num_ids_to_request,
712 (rps_peers[i].num_ids_to_request == rps_peers[i].num_recv_ids));
713 tmp_ok &= (rps_peers[i].num_ids_to_request == rps_peers[i].num_recv_ids);
714 }
715 return tmp_ok ? 0 : 1;
716}
717
718
719/**
720 * Creates an oplist entry and adds it to the oplist DLL
721 */
722static struct OpListEntry *
723make_oplist_entry ()
724{
725 struct OpListEntry *entry;
726
727 entry = GNUNET_new (struct OpListEntry);
728 GNUNET_CONTAINER_DLL_insert_tail (oplist_head, oplist_tail, entry);
729 return entry;
730}
731
732
733/**
734 * @brief Checks if given peer already received its statistics value from the
735 * statistics service.
736 *
737 * @param rps_peer the peer to check for
738 *
739 * @return #GNUNET_YES if so
740 * #GNUNET_NO otherwise
741 */
742static int
743check_statistics_collect_completed_single_peer (
744 const struct RPSPeer *rps_peer)
745{
746 if (cur_test_run.stat_collect_flags !=
747 (cur_test_run.stat_collect_flags
748 & rps_peer->stat_collected_flags))
749 {
750 return GNUNET_NO;
751 }
752 return GNUNET_YES;
753}
754
755
756/**
757 * @brief Checks if all peers already received their statistics value from the
758 * statistics service.
759 *
760 * @return #GNUNET_YES if so
761 * #GNUNET_NO otherwise
762 */
763static int
764check_statistics_collect_completed ()
765{
766 uint32_t i;
767
768 for (i = 0; i < num_peers; i++)
769 {
770 if (GNUNET_NO == check_statistics_collect_completed_single_peer (
771 &rps_peers[i]))
772 {
773 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
774 "At least Peer %" PRIu32
775 " did not yet receive all statistics values\n",
776 i);
777 return GNUNET_NO;
778 }
779 }
780 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
781 "All peers received their statistics values\n");
782 return GNUNET_YES;
783}
784
785
786/**
787 * Task run on timeout to shut everything down.
788 */
789static void
790shutdown_op (void *cls)
791{
792 unsigned int i;
793
794 (void) cls;
795
796 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
797 "Shutdown task scheduled, going down.\n");
798 in_shutdown = GNUNET_YES;
799 if (NULL != post_test_task)
800 {
801 GNUNET_SCHEDULER_cancel (post_test_task);
802 post_test_op (NULL);
803 }
804 if (NULL != churn_task)
805 {
806 GNUNET_SCHEDULER_cancel (churn_task);
807 churn_task = NULL;
808 }
809 for (i = 0; i < num_peers; i++)
810 {
811 if (NULL != rps_peers[i].rps_handle)
812 {
813 GNUNET_RPS_disconnect (rps_peers[i].rps_handle);
814 }
815 if (NULL != rps_peers[i].op)
816 {
817 GNUNET_TESTBED_operation_done (rps_peers[i].op);
818 }
819 }
820}
821
822
823/**
824 * Task run on timeout to collect statistics and potentially shut down.
825 */
826static void
827post_test_op (void *cls)
828{
829 unsigned int i;
830
831 (void) cls;
832
833 post_test_task = NULL;
834 post_test = GNUNET_YES;
835 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
836 "Post test task scheduled, going down.\n");
837 if (NULL != churn_task)
838 {
839 GNUNET_SCHEDULER_cancel (churn_task);
840 churn_task = NULL;
841 }
842 for (i = 0; i < num_peers; i++)
843 {
844 if (NULL != cur_test_run.post_test)
845 {
846 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Executing post_test for peer %u\n",
847 i);
848 cur_test_run.post_test (&rps_peers[i]);
849 }
850 if (NULL != rps_peers[i].op)
851 {
852 GNUNET_TESTBED_operation_done (rps_peers[i].op);
853 rps_peers[i].op = NULL;
854 }
855 }
856 /* If we do not collect statistics, shut down directly */
857 if ((NO_COLLECT_STATISTICS == cur_test_run.have_collect_statistics) ||
858 (GNUNET_YES == check_statistics_collect_completed ()) )
859 {
860 GNUNET_SCHEDULER_shutdown ();
861 }
862}
863
864
865/**
866 * Seed peers.
867 */
868static void
869seed_peers (void *cls)
870{
871 struct RPSPeer *peer = cls;
872 unsigned int amount;
873 unsigned int i;
874
875 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
876 {
877 return;
878 }
879
880 GNUNET_assert (NULL != peer->rps_handle);
881
882 // TODO if malicious don't seed mal peers
883 amount = round (.5 * num_peers);
884
885 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Seeding peers:\n");
886 for (i = 0; i < amount; i++)
887 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Seeding %u. peer: %s\n",
888 i,
889 GNUNET_i2s (&rps_peer_ids[i]));
890
891 GNUNET_RPS_seed_ids (peer->rps_handle, amount, rps_peer_ids);
892}
893
894
895/**
896 * Seed peers.
897 */
898static void
899seed_peers_big (void *cls)
900{
901 struct RPSPeer *peer = cls;
902 unsigned int seed_msg_size;
903 uint32_t num_peers_max;
904 unsigned int amount;
905 unsigned int i;
906
907 seed_msg_size = 8; /* sizeof (struct GNUNET_RPS_CS_SeedMessage) */
908 num_peers_max = (GNUNET_MAX_MESSAGE_SIZE - seed_msg_size)
909 / sizeof(struct GNUNET_PeerIdentity);
910 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
911 "Peers that fit in one seed msg; %u\n",
912 num_peers_max);
913 amount = num_peers_max + (0.5 * num_peers_max);
914 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
915 "Seeding many (%u) peers:\n",
916 amount);
917 struct GNUNET_PeerIdentity ids_to_seed[amount];
918 for (i = 0; i < amount; i++)
919 {
920 ids_to_seed[i] = *peer->peer_id;
921 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Seeding %u. peer: %s\n",
922 i,
923 GNUNET_i2s (&ids_to_seed[i]));
924 }
925
926 GNUNET_RPS_seed_ids (peer->rps_handle, amount, ids_to_seed);
927}
928
929
930/**
931 * Get the id of peer i.
932 */
933void
934info_cb (void *cb_cls,
935 struct GNUNET_TESTBED_Operation *op,
936 const struct GNUNET_TESTBED_PeerInformation *pinfo,
937 const char *emsg)
938{
939 struct OpListEntry *entry = (struct OpListEntry *) cb_cls;
940
941 (void) op;
942
943 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
944 {
945 return;
946 }
947
948 if ((NULL == pinfo) || (NULL != emsg))
949 {
950 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Got Error: %s\n", emsg);
951 GNUNET_TESTBED_operation_done (entry->op);
952 return;
953 }
954
955 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
956 "Peer %u is %s\n",
957 entry->index,
958 GNUNET_i2s (pinfo->result.id));
959
960 rps_peer_ids[entry->index] = *(pinfo->result.id);
961 rps_peers[entry->index].peer_id = &rps_peer_ids[entry->index];
962
963 GNUNET_assert (GNUNET_OK ==
964 GNUNET_CONTAINER_multipeermap_put (peer_map,
965 &rps_peer_ids[entry->index],
966 &rps_peers[entry->index],
967 GNUNET_CONTAINER_MULTIHASHMAPOPTION_UNIQUE_ONLY));
968 tofile ("/tmp/rps/peer_ids",
969 "%u\t%s\n",
970 entry->index,
971 GNUNET_i2s_full (&rps_peer_ids[entry->index]));
972
973 GNUNET_CONTAINER_DLL_remove (oplist_head, oplist_tail, entry);
974 GNUNET_TESTBED_operation_done (entry->op);
975 GNUNET_free (entry);
976}
977
978
979/**
980 * Callback to be called when RPS service connect operation is completed
981 *
982 * @param cls the callback closure from functions generating an operation
983 * @param op the operation that has been finished
984 * @param ca_result the RPS service handle returned from rps_connect_adapter
985 * @param emsg error message in case the operation has failed; will be NULL if
986 * operation has executed successfully.
987 */
988static void
989rps_connect_complete_cb (void *cls,
990 struct GNUNET_TESTBED_Operation *op,
991 void *ca_result,
992 const char *emsg)
993{
994 struct RPSPeer *rps_peer = cls;
995 struct GNUNET_RPS_Handle *rps = ca_result;
996
997 GNUNET_assert (NULL != ca_result);
998
999 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1000 {
1001 return;
1002 }
1003
1004 rps_peer->rps_handle = rps;
1005 rps_peer->online = GNUNET_YES;
1006 num_peers_online++;
1007
1008 GNUNET_assert (op == rps_peer->op);
1009 if (NULL != emsg)
1010 {
1011 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
1012 "Failed to connect to RPS service: %s\n",
1013 emsg);
1014 ok = 1;
1015 GNUNET_SCHEDULER_shutdown ();
1016 return;
1017 }
1018
1019 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Started client successfully\n");
1020
1021 cur_test_run.main_test (rps_peer);
1022}
1023
1024
1025/**
1026 * Adapter function called to establish a connection to
1027 * the RPS service.
1028 *
1029 * @param cls closure
1030 * @param cfg configuration of the peer to connect to; will be available until
1031 * GNUNET_TESTBED_operation_done() is called on the operation returned
1032 * from GNUNET_TESTBED_service_connect()
1033 * @return service handle to return in 'op_result', NULL on error
1034 */
1035static void *
1036rps_connect_adapter (void *cls,
1037 const struct GNUNET_CONFIGURATION_Handle *cfg)
1038{
1039 struct GNUNET_RPS_Handle *h;
1040
1041 h = GNUNET_RPS_connect (cfg);
1042 GNUNET_assert (NULL != h);
1043
1044 if (NULL != cur_test_run.pre_test)
1045 cur_test_run.pre_test (cls, h);
1046 GNUNET_assert (NULL != h);
1047
1048 return h;
1049}
1050
1051
1052/**
1053 * Called to open a connection to the peer's statistics
1054 *
1055 * @param cls peer context
1056 * @param cfg configuration of the peer to connect to; will be available until
1057 * GNUNET_TESTBED_operation_done() is called on the operation returned
1058 * from GNUNET_TESTBED_service_connect()
1059 * @return service handle to return in 'op_result', NULL on error
1060 */
1061static void *
1062stat_connect_adapter (void *cls,
1063 const struct GNUNET_CONFIGURATION_Handle *cfg)
1064{
1065 struct RPSPeer *peer = cls;
1066
1067 peer->stats_h = GNUNET_STATISTICS_create ("rps-profiler", cfg);
1068 return peer->stats_h;
1069}
1070
1071
1072/**
1073 * Called to disconnect from peer's statistics service
1074 *
1075 * @param cls peer context
1076 * @param op_result service handle returned from the connect adapter
1077 */
1078static void
1079stat_disconnect_adapter (void *cls, void *op_result)
1080{
1081 struct RPSPeer *peer = cls;
1082
1083 // GNUNET_break (GNUNET_OK == GNUNET_STATISTICS_watch_cancel
1084 // (peer->stats_h, "core", "# peers connected",
1085 // stat_iterator, peer));
1086 // GNUNET_break (GNUNET_OK == GNUNET_STATISTICS_watch_cancel
1087 // (peer->stats_h, "nse", "# peers connected",
1088 // stat_iterator, peer));
1089 GNUNET_STATISTICS_destroy (op_result, GNUNET_NO);
1090 peer->stats_h = NULL;
1091}
1092
1093
1094/**
1095 * Called after successfully opening a connection to a peer's statistics
1096 * service; we register statistics monitoring for CORE and NSE here.
1097 *
1098 * @param cls the callback closure from functions generating an operation
1099 * @param op the operation that has been finished
1100 * @param ca_result the service handle returned from GNUNET_TESTBED_ConnectAdapter()
1101 * @param emsg error message in case the operation has failed; will be NULL if
1102 * operation has executed successfully.
1103 */
1104static void
1105stat_complete_cb (void *cls, struct GNUNET_TESTBED_Operation *op,
1106 void *ca_result, const char *emsg)
1107{
1108 // struct GNUNET_STATISTICS_Handle *sh = ca_result;
1109 // struct RPSPeer *peer = (struct RPSPeer *) cls;
1110 (void) cls;
1111 (void) op;
1112 (void) ca_result;
1113
1114 if (NULL != emsg)
1115 {
1116 GNUNET_break (0);
1117 return;
1118 }
1119 // GNUNET_break (GNUNET_OK == GNUNET_STATISTICS_watch
1120 // (sh, "core", "# peers connected",
1121 // stat_iterator, peer));
1122 // GNUNET_break (GNUNET_OK == GNUNET_STATISTICS_watch
1123 // (sh, "nse", "# peers connected",
1124 // stat_iterator, peer));
1125}
1126
1127
1128/**
1129 * Adapter function called to destroy connection to
1130 * RPS service.
1131 *
1132 * @param cls closure
1133 * @param op_result service handle returned from the connect adapter
1134 */
1135static void
1136rps_disconnect_adapter (void *cls,
1137 void *op_result)
1138{
1139 struct RPSPeer *peer = cls;
1140 struct GNUNET_RPS_Handle *h = op_result;
1141
1142 if (NULL != peer->rps_srh)
1143 {
1144 GNUNET_RPS_stream_cancel (peer->rps_srh);
1145 peer->rps_srh = NULL;
1146 }
1147 GNUNET_assert (NULL != peer);
1148 GNUNET_RPS_disconnect (h);
1149 peer->rps_handle = NULL;
1150}
1151
1152
1153/***********************************************************************
1154* Definition of tests
1155***********************************************************************/
1156
1157// TODO check whether tests can be stopped earlier
1158static int
1159default_eval_cb (void)
1160{
1161 return evaluate ();
1162}
1163
1164
1165static int
1166no_eval (void)
1167{
1168 return 0;
1169}
1170
1171
1172/**
1173 * Initialise given RPSPeer
1174 */
1175static void
1176default_init_peer (struct RPSPeer *rps_peer)
1177{
1178 rps_peer->num_ids_to_request = 1;
1179}
1180
1181
1182/**
1183 * Callback to call on receipt of a reply
1184 *
1185 * @param cls closure
1186 * @param n number of peers
1187 * @param recv_peers the received peers
1188 */
1189static void
1190default_reply_handle (void *cls,
1191 uint64_t n,
1192 const struct GNUNET_PeerIdentity *recv_peers)
1193{
1194 struct RPSPeer *rps_peer;
1195 struct PendingReply *pending_rep = (struct PendingReply *) cls;
1196 unsigned int i;
1197
1198 rps_peer = pending_rep->rps_peer;
1199 GNUNET_CONTAINER_DLL_remove (rps_peer->pending_rep_head,
1200 rps_peer->pending_rep_tail,
1201 pending_rep);
1202 rps_peer->num_pending_reps--;
1203 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1204 "[%s] got %" PRIu64 " peers:\n",
1205 GNUNET_i2s (rps_peer->peer_id),
1206 n);
1207
1208 for (i = 0; i < n; i++)
1209 {
1210 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1211 "%u: %s\n",
1212 i,
1213 GNUNET_i2s (&recv_peers[i]));
1214
1215 rps_peer->num_recv_ids++;
1216 }
1217
1218 if ((0 == evaluate ()) && (HAVE_QUICK_QUIT == cur_test_run.have_quick_quit))
1219 {
1220 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test succeeded before timeout\n");
1221 GNUNET_assert (NULL != post_test_task);
1222 GNUNET_SCHEDULER_cancel (post_test_task);
1223 post_test_task = GNUNET_SCHEDULER_add_now (&post_test_op, NULL);
1224 GNUNET_assert (NULL != post_test_task);
1225 }
1226}
1227
1228
1229/**
1230 * Request random peers.
1231 */
1232static void
1233request_peers (void *cls)
1234{
1235 struct PendingRequest *pending_req = cls;
1236 struct RPSPeer *rps_peer;
1237 struct PendingReply *pending_rep;
1238
1239 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1240 return;
1241 rps_peer = pending_req->rps_peer;
1242 GNUNET_assert (1 <= rps_peer->num_pending_reqs);
1243 GNUNET_CONTAINER_DLL_remove (rps_peer->pending_req_head,
1244 rps_peer->pending_req_tail,
1245 pending_req);
1246 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1247 "Requesting one peer\n");
1248 pending_rep = GNUNET_new (struct PendingReply);
1249 pending_rep->rps_peer = rps_peer;
1250 pending_rep->req_handle = GNUNET_RPS_request_peers (rps_peer->rps_handle,
1251 1,
1252 cur_test_run.reply_handle,
1253 pending_rep);
1254 GNUNET_CONTAINER_DLL_insert_tail (rps_peer->pending_rep_head,
1255 rps_peer->pending_rep_tail,
1256 pending_rep);
1257 rps_peer->num_pending_reps++;
1258 rps_peer->num_pending_reqs--;
1259}
1260
1261
1262static void
1263cancel_pending_req (struct PendingRequest *pending_req)
1264{
1265 struct RPSPeer *rps_peer;
1266
1267 rps_peer = pending_req->rps_peer;
1268 GNUNET_CONTAINER_DLL_remove (rps_peer->pending_req_head,
1269 rps_peer->pending_req_tail,
1270 pending_req);
1271 rps_peer->num_pending_reqs--;
1272 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1273 "Cancelling pending request\n");
1274 GNUNET_SCHEDULER_cancel (pending_req->request_task);
1275 GNUNET_free (pending_req);
1276}
1277
1278
1279static void
1280cancel_request (struct PendingReply *pending_rep)
1281{
1282 struct RPSPeer *rps_peer;
1283
1284 rps_peer = pending_rep->rps_peer;
1285 GNUNET_CONTAINER_DLL_remove (rps_peer->pending_rep_head,
1286 rps_peer->pending_rep_tail,
1287 pending_rep);
1288 rps_peer->num_pending_reps--;
1289 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1290 "Cancelling request\n");
1291 GNUNET_RPS_request_cancel (pending_rep->req_handle);
1292 GNUNET_free (pending_rep);
1293}
1294
1295
1296/**
1297 * Cancel a request.
1298 */
1299static void
1300cancel_request_cb (void *cls)
1301{
1302 struct RPSPeer *rps_peer = cls;
1303 struct PendingReply *pending_rep;
1304
1305 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1306 return;
1307 pending_rep = rps_peer->pending_rep_head;
1308 GNUNET_assert (1 <= rps_peer->num_pending_reps);
1309 cancel_request (pending_rep);
1310}
1311
1312
1313/**
1314 * Schedule requests for peer @a rps_peer that have neither been scheduled, nor
1315 * issued, nor replied
1316 */
1317void
1318schedule_missing_requests (struct RPSPeer *rps_peer)
1319{
1320 unsigned int i;
1321 struct PendingRequest *pending_req;
1322
1323 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1324 "Scheduling %u - %u missing requests\n",
1325 rps_peer->num_ids_to_request,
1326 rps_peer->num_pending_reqs + rps_peer->num_pending_reps);
1327 GNUNET_assert (rps_peer->num_pending_reqs + rps_peer->num_pending_reps <=
1328 rps_peer->num_ids_to_request);
1329 for (i = rps_peer->num_pending_reqs + rps_peer->num_pending_reps;
1330 i < rps_peer->num_ids_to_request; i++)
1331 {
1332 pending_req = GNUNET_new (struct PendingRequest);
1333 pending_req->rps_peer = rps_peer;
1334 pending_req->request_task = GNUNET_SCHEDULER_add_delayed (
1335 GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS,
1336 cur_test_run.request_interval * i),
1337 request_peers,
1338 pending_req);
1339 GNUNET_CONTAINER_DLL_insert_tail (rps_peer->pending_req_head,
1340 rps_peer->pending_req_tail,
1341 pending_req);
1342 rps_peer->num_pending_reqs++;
1343 }
1344}
1345
1346
1347void
1348cancel_pending_req_rep (struct RPSPeer *rps_peer)
1349{
1350 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1351 "Cancelling all (pending) requests.\n");
1352 while (NULL != rps_peer->pending_req_head)
1353 cancel_pending_req (rps_peer->pending_req_head);
1354 GNUNET_assert (0 == rps_peer->num_pending_reqs);
1355 while (NULL != rps_peer->pending_rep_head)
1356 cancel_request (rps_peer->pending_rep_head);
1357 GNUNET_assert (0 == rps_peer->num_pending_reps);
1358}
1359
1360
1361/***********************************
1362* MALICIOUS
1363***********************************/
1364
1365/**
1366 * Initialise only non-mal RPSPeers
1367 */
1368static void
1369mal_init_peer (struct RPSPeer *rps_peer)
1370{
1371 if (rps_peer->index >= round (portion * num_peers))
1372 rps_peer->num_ids_to_request = 1;
1373}
1374
1375
1376/**
1377 * @brief Set peers to (non-)malicious before execution
1378 *
1379 * Of signature #PreTest
1380 *
1381 * @param rps_peer the peer to set (non-) malicious
1382 * @param h the handle to the service
1383 */
1384static void
1385mal_pre (struct RPSPeer *rps_peer, struct GNUNET_RPS_Handle *h)
1386{
1387 #if ENABLE_MALICIOUS
1388 uint32_t num_mal_peers;
1389
1390 GNUNET_assert ((1 >= portion) &&
1391 (0 < portion));
1392 num_mal_peers = round (portion * num_peers);
1393
1394 if (rps_peer->index < num_mal_peers)
1395 {
1396 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1397 "%u. peer [%s] of %" PRIu32
1398 " malicious peers turning malicious\n",
1399 rps_peer->index,
1400 GNUNET_i2s (rps_peer->peer_id),
1401 num_mal_peers);
1402
1403 GNUNET_RPS_act_malicious (h, mal_type, num_mal_peers,
1404 rps_peer_ids, target_peer);
1405 }
1406 #endif /* ENABLE_MALICIOUS */
1407}
1408
1409
1410static void
1411mal_cb (struct RPSPeer *rps_peer)
1412{
1413 uint32_t num_mal_peers;
1414
1415 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1416 {
1417 return;
1418 }
1419
1420 #if ENABLE_MALICIOUS
1421 GNUNET_assert ((1 >= portion) &&
1422 (0 < portion));
1423 num_mal_peers = round (portion * num_peers);
1424
1425 if (rps_peer->index >= num_mal_peers)
1426 { /* It's useless to ask a malicious peer about a random sample -
1427 it's not sampling */
1428 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply (
1429 GNUNET_TIME_UNIT_SECONDS, 2),
1430 seed_peers, rps_peer);
1431 schedule_missing_requests (rps_peer);
1432 }
1433 #endif /* ENABLE_MALICIOUS */
1434}
1435
1436
1437/***********************************
1438* SINGLE_REQUEST
1439***********************************/
1440static void
1441single_req_cb (struct RPSPeer *rps_peer)
1442{
1443 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1444 {
1445 return;
1446 }
1447
1448 schedule_missing_requests (rps_peer);
1449}
1450
1451
1452/***********************************
1453* DELAYED_REQUESTS
1454***********************************/
1455static void
1456delay_req_cb (struct RPSPeer *rps_peer)
1457{
1458 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1459 {
1460 return;
1461 }
1462
1463 schedule_missing_requests (rps_peer);
1464}
1465
1466
1467/***********************************
1468* SEED
1469***********************************/
1470static void
1471seed_cb (struct RPSPeer *rps_peer)
1472{
1473 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1474 {
1475 return;
1476 }
1477
1478 GNUNET_SCHEDULER_add_delayed (
1479 GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10),
1480 seed_peers, rps_peer);
1481}
1482
1483
1484/***********************************
1485* SEED_BIG
1486***********************************/
1487static void
1488seed_big_cb (struct RPSPeer *rps_peer)
1489{
1490 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1491 {
1492 return;
1493 }
1494
1495 // TODO test seeding > GNUNET_MAX_MESSAGE_SIZE peers
1496 GNUNET_SCHEDULER_add_delayed (
1497 GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 2),
1498 seed_peers_big, rps_peer);
1499}
1500
1501
1502/***********************************
1503* SINGLE_PEER_SEED
1504***********************************/
1505static void
1506single_peer_seed_cb (struct RPSPeer *rps_peer)
1507{
1508 (void) rps_peer;
1509 // TODO
1510}
1511
1512
1513/***********************************
1514* SEED_REQUEST
1515***********************************/
1516static void
1517seed_req_cb (struct RPSPeer *rps_peer)
1518{
1519 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1520 {
1521 return;
1522 }
1523
1524 GNUNET_SCHEDULER_add_delayed (
1525 GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 2),
1526 seed_peers, rps_peer);
1527 schedule_missing_requests (rps_peer);
1528}
1529
1530
1531// TODO start big mal
1532
1533/***********************************
1534* REQUEST_CANCEL
1535***********************************/
1536static void
1537req_cancel_cb (struct RPSPeer *rps_peer)
1538{
1539 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1540 {
1541 return;
1542 }
1543
1544 schedule_missing_requests (rps_peer);
1545 GNUNET_SCHEDULER_add_delayed (
1546 GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS,
1547 (cur_test_run.request_interval + 1)),
1548 cancel_request_cb, rps_peer);
1549}
1550
1551
1552/***********************************
1553* CHURN
1554***********************************/
1555
1556static void
1557churn (void *cls);
1558
1559/**
1560 * @brief Starts churn
1561 *
1562 * Has signature of #MainTest
1563 *
1564 * This is not implemented too nicely as this is called for each peer, but we
1565 * only need to call it once. (Yes we check that we only schedule the task
1566 * once.)
1567 *
1568 * @param rps_peer The peer it's called for
1569 */
1570static void
1571churn_test_cb (struct RPSPeer *rps_peer)
1572{
1573 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1574 {
1575 return;
1576 }
1577
1578 /* Start churn */
1579 if ((HAVE_CHURN == cur_test_run.have_churn) && (NULL == churn_task))
1580 {
1581 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1582 "Starting churn task\n");
1583 churn_task = GNUNET_SCHEDULER_add_delayed (
1584 GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5),
1585 churn,
1586 NULL);
1587 }
1588 else
1589 {
1590 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1591 "Not starting churn task\n");
1592 }
1593
1594 schedule_missing_requests (rps_peer);
1595}
1596
1597
1598/***********************************
1599* SUB
1600***********************************/
1601
1602static void
1603got_stream_peer_cb (void *cls,
1604 uint64_t num_peers,
1605 const struct GNUNET_PeerIdentity *peers)
1606{
1607 const struct RPSPeer *rps_peer = cls;
1608
1609 for (uint64_t i = 0; i < num_peers; i++)
1610 {
1611 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1612 "Peer %" PRIu32 " received [%s] from stream.\n",
1613 rps_peer->index,
1614 GNUNET_i2s (&peers[i]));
1615 if ((0 != rps_peer->index) &&
1616 (0 == memcmp (&peers[i],
1617 &rps_peers[0].peer_id,
1618 sizeof(struct GNUNET_PeerIdentity))))
1619 {
1620 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1621 "Received a peer id outside sub\n");
1622 ok = 1;
1623 }
1624 else if ((0 == rps_peer->index) &&
1625 (0 != memcmp (&peers[i],
1626 &rps_peers[0].peer_id,
1627 sizeof(struct GNUNET_PeerIdentity))))
1628 {
1629 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1630 "Received a peer id outside sub (lonely)\n");
1631 ok = 1;
1632 }
1633 }
1634}
1635
1636
1637static void
1638sub_post (struct RPSPeer *rps_peer)
1639{
1640 if (0 != rps_peer->index)
1641 GNUNET_RPS_sub_stop (rps_peer->rps_handle, "test");
1642 else
1643 GNUNET_RPS_sub_stop (rps_peer->rps_handle, "lonely");
1644}
1645
1646
1647static void
1648sub_pre (struct RPSPeer *rps_peer, struct GNUNET_RPS_Handle *h)
1649{
1650 (void) rps_peer;
1651
1652 if (0 != rps_peer->index)
1653 GNUNET_RPS_sub_start (h, "test");
1654 else
1655 GNUNET_RPS_sub_start (h, "lonely"); /* have a group of one */
1656 rps_peer->rps_srh = GNUNET_RPS_stream_request (h,
1657 &got_stream_peer_cb,
1658 rps_peer);
1659}
1660
1661
1662/***********************************
1663* PROFILER
1664***********************************/
1665
1666/**
1667 * Callback to be called when RPS service is started or stopped at peers
1668 *
1669 * @param cls NULL
1670 * @param op the operation handle
1671 * @param emsg NULL on success; otherwise an error description
1672 */
1673static void
1674churn_cb (void *cls,
1675 struct GNUNET_TESTBED_Operation *op,
1676 const char *emsg)
1677{
1678 (void) op;
1679 // FIXME
1680 struct OpListEntry *entry = cls;
1681
1682 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1683 {
1684 return;
1685 }
1686
1687 GNUNET_TESTBED_operation_done (entry->op);
1688 if (NULL != emsg)
1689 {
1690 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
1691 "Failed to start/stop RPS at a peer\n");
1692 GNUNET_SCHEDULER_shutdown ();
1693 return;
1694 }
1695 GNUNET_assert (0 != entry->delta);
1696
1697 num_peers_online += entry->delta;
1698
1699 if (PEER_GO_OFFLINE == entry->delta)
1700 { /* Peer hopefully just went offline */
1701 if (GNUNET_YES != rps_peers[entry->index].online)
1702 {
1703 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1704 "peer %s was expected to go offline but is still marked as online\n",
1705 GNUNET_i2s (rps_peers[entry->index].peer_id));
1706 GNUNET_break (0);
1707 }
1708 else
1709 {
1710 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1711 "peer %s probably went offline as expected\n",
1712 GNUNET_i2s (rps_peers[entry->index].peer_id));
1713 }
1714 rps_peers[entry->index].online = GNUNET_NO;
1715 }
1716
1717 else if (PEER_GO_ONLINE < entry->delta)
1718 { /* Peer hopefully just went online */
1719 if (GNUNET_NO != rps_peers[entry->index].online)
1720 {
1721 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1722 "peer %s was expected to go online but is still marked as offline\n",
1723 GNUNET_i2s (rps_peers[entry->index].peer_id));
1724 GNUNET_break (0);
1725 }
1726 else
1727 {
1728 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1729 "peer %s probably went online as expected\n",
1730 GNUNET_i2s (rps_peers[entry->index].peer_id));
1731 if (NULL != cur_test_run.pre_test)
1732 {
1733 cur_test_run.pre_test (&rps_peers[entry->index],
1734 rps_peers[entry->index].rps_handle);
1735 schedule_missing_requests (&rps_peers[entry->index]);
1736 }
1737 }
1738 rps_peers[entry->index].online = GNUNET_YES;
1739 }
1740 else
1741 {
1742 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
1743 "Invalid value for delta: %i\n", entry->delta);
1744 GNUNET_break (0);
1745 }
1746
1747 GNUNET_CONTAINER_DLL_remove (oplist_head, oplist_tail, entry);
1748 rps_peers[entry->index].entry_op_manage = NULL;
1749 GNUNET_free (entry);
1750 // if (num_peers_in_round[current_round] == peers_running)
1751 // run_round ();
1752}
1753
1754
1755/**
1756 * @brief Set the rps-service up or down for a specific peer
1757 *
1758 * @param i index of action
1759 * @param j index of peer
1760 * @param delta (#PEER_ONLINE_DELTA) down (-1) or up (1)
1761 * @param prob_go_on_off the probability of the action
1762 */
1763static void
1764manage_service_wrapper (unsigned int i, unsigned int j,
1765 enum PEER_ONLINE_DELTA delta,
1766 double prob_go_on_off)
1767{
1768 struct OpListEntry *entry = NULL;
1769 uint32_t prob;
1770
1771 /* make sure that management operation is not already scheduled */
1772 if (NULL != rps_peers[j].entry_op_manage)
1773 {
1774 return;
1775 }
1776
1777 prob = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK,
1778 UINT32_MAX);
1779 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1780 "%u. selected peer (%u: %s) is %s.\n",
1781 i,
1782 j,
1783 GNUNET_i2s (rps_peers[j].peer_id),
1784 (PEER_GO_ONLINE == delta) ? "online" : "offline");
1785 if (prob < prob_go_on_off * UINT32_MAX)
1786 {
1787 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1788 "%s goes %s\n",
1789 GNUNET_i2s (rps_peers[j].peer_id),
1790 (PEER_GO_OFFLINE == delta) ? "offline" : "online");
1791
1792 if (PEER_GO_OFFLINE == delta)
1793 cancel_pending_req_rep (&rps_peers[j]);
1794 entry = make_oplist_entry ();
1795 entry->delta = delta;
1796 entry->index = j;
1797 entry->op = GNUNET_TESTBED_peer_manage_service (NULL,
1798 testbed_peers[j],
1799 "rps",
1800 &churn_cb,
1801 entry,
1802 (PEER_GO_OFFLINE == delta) ?
1803 0 : 1);
1804 rps_peers[j].entry_op_manage = entry;
1805 }
1806}
1807
1808
1809static void
1810churn (void *cls)
1811{
1812 (void) cls;
1813 unsigned int i;
1814 unsigned int j;
1815 double portion_online;
1816 unsigned int *permut;
1817 double prob_go_offline;
1818 double portion_go_online;
1819 double portion_go_offline;
1820
1821 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1822 {
1823 return;
1824 }
1825 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1826 "Churn function executing\n");
1827
1828 churn_task = NULL; /* Should be invalid by now */
1829
1830 /* Compute the probability for an online peer to go offline
1831 * this round */
1832 portion_online = num_peers_online * 1.0 / num_peers;
1833 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1834 "Portion online: %f\n",
1835 portion_online);
1836 portion_go_online = ((1 - portion_online) * .5 * .66);
1837 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1838 "Portion that should go online: %f\n",
1839 portion_go_online);
1840 portion_go_offline = (portion_online + portion_go_online) - .75;
1841 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1842 "Portion that probably goes offline: %f\n",
1843 portion_go_offline);
1844 prob_go_offline = portion_go_offline / (portion_online * .5);
1845 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1846 "Probability of a selected online peer to go offline: %f\n",
1847 prob_go_offline);
1848
1849 permut = GNUNET_CRYPTO_random_permute (GNUNET_CRYPTO_QUALITY_WEAK,
1850 (unsigned int) num_peers);
1851
1852 /* Go over 50% randomly chosen peers */
1853 for (i = 0; i < .5 * num_peers; i++)
1854 {
1855 j = permut[i];
1856
1857 /* If online, shut down with certain probability */
1858 if (GNUNET_YES == rps_peers[j].online)
1859 {
1860 manage_service_wrapper (i, j, -1, prob_go_offline);
1861 }
1862
1863 /* If offline, restart with certain probability */
1864 else if (GNUNET_NO == rps_peers[j].online)
1865 {
1866 manage_service_wrapper (i, j, 1, 0.66);
1867 }
1868 }
1869
1870 GNUNET_free (permut);
1871
1872 churn_task = GNUNET_SCHEDULER_add_delayed (
1873 GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 2),
1874 churn,
1875 NULL);
1876}
1877
1878
1879/**
1880 * Initialise given RPSPeer
1881 */
1882static void
1883profiler_init_peer (struct RPSPeer *rps_peer)
1884{
1885 if (num_peers - 1 == rps_peer->index)
1886 rps_peer->num_ids_to_request = cur_test_run.num_requests;
1887}
1888
1889
1890/**
1891 * Callback to call on receipt of a reply
1892 *
1893 * @param cls closure
1894 * @param n number of peers
1895 * @param recv_peers the received peers
1896 */
1897static void
1898profiler_reply_handle (void *cls,
1899 uint64_t n,
1900 const struct GNUNET_PeerIdentity *recv_peers)
1901{
1902 struct RPSPeer *rps_peer;
1903 struct RPSPeer *rcv_rps_peer;
1904 char *file_name;
1905 char *file_name_dh;
1906 unsigned int i;
1907 struct PendingReply *pending_rep = (struct PendingReply *) cls;
1908
1909 rps_peer = pending_rep->rps_peer;
1910 file_name = "/tmp/rps/received_ids";
1911 file_name_dh = "/tmp/rps/diehard_input";
1912 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1913 "[%s] got %" PRIu64 " peers:\n",
1914 GNUNET_i2s (rps_peer->peer_id),
1915 n);
1916 for (i = 0; i < n; i++)
1917 {
1918 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1919 "%u: %s\n",
1920 i,
1921 GNUNET_i2s (&recv_peers[i]));
1922 tofile (file_name,
1923 "%s\n",
1924 GNUNET_i2s_full (&recv_peers[i]));
1925 rcv_rps_peer = GNUNET_CONTAINER_multipeermap_get (peer_map, &recv_peers[i]);
1926 GNUNET_assert (NULL != rcv_rps_peer);
1927 tofile (file_name_dh,
1928 "%" PRIu32 "\n",
1929 (uint32_t) rcv_rps_peer->index);
1930 }
1931 default_reply_handle (cls, n, recv_peers);
1932}
1933
1934
1935static void
1936profiler_cb (struct RPSPeer *rps_peer)
1937{
1938 if ((GNUNET_YES == in_shutdown) || (GNUNET_YES == post_test))
1939 {
1940 return;
1941 }
1942
1943 /* Start churn */
1944 if ((HAVE_CHURN == cur_test_run.have_churn) && (NULL == churn_task))
1945 {
1946 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1947 "Starting churn task\n");
1948 churn_task = GNUNET_SCHEDULER_add_delayed (
1949 GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 5),
1950 churn,
1951 NULL);
1952 }
1953 else
1954 {
1955 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
1956 "Not starting churn task\n");
1957 }
1958
1959 /* Only request peer ids at one peer.
1960 * (It's the before-last because last one is target of the focused attack.)
1961 */
1962 if (eval_peer == rps_peer)
1963 schedule_missing_requests (rps_peer);
1964}
1965
1966
1967/**
1968 * Function called from #profiler_eval with a filename.
1969 *
1970 * @param cls closure
1971 * @param filename complete filename (absolute path)
1972 * @return #GNUNET_OK to continue to iterate,
1973 * #GNUNET_NO to stop iteration with no error,
1974 * #GNUNET_SYSERR to abort iteration with error!
1975 */
1976int
1977file_name_cb (void *cls, const char *filename)
1978{
1979 (void) cls;
1980
1981 if (NULL != strstr (filename, "sampler_el"))
1982 {
1983 struct RPS_SamplerElement *s_elem;
1984 struct GNUNET_CRYPTO_AuthKey auth_key;
1985 const char *key_char;
1986 uint32_t i;
1987
1988 key_char = filename + 20; /* Length of "/tmp/rps/sampler_el-" */
1989 tofile (filename, "--------------------------\n");
1990
1991 auth_key = string_to_auth_key (key_char);
1992 s_elem = RPS_sampler_elem_create ();
1993 RPS_sampler_elem_set (s_elem, auth_key);
1994
1995 for (i = 0; i < num_peers; i++)
1996 {
1997 RPS_sampler_elem_next (s_elem, &rps_peer_ids[i]);
1998 }
1999 RPS_sampler_elem_destroy (s_elem);
2000 }
2001 return GNUNET_OK;
2002}
2003
2004
2005/**
2006 * This is run after the test finished.
2007 *
2008 * Compute all perfect samples.
2009 */
2010int
2011profiler_eval (void)
2012{
2013 /* Compute perfect sample for each sampler element */
2014 if (-1 == GNUNET_DISK_directory_scan ("/tmp/rps/", file_name_cb, NULL))
2015 {
2016 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Scan of directory failed\n");
2017 }
2018
2019 return evaluate ();
2020}
2021
2022
2023/**
2024 * @brief is b in view of a?
2025 *
2026 * @param a
2027 * @param b
2028 *
2029 * @return
2030 */
2031static int
2032is_in_view (uint32_t a, uint32_t b)
2033{
2034 uint32_t i;
2035
2036 for (i = 0; i < rps_peers[a].cur_view_count; i++)
2037 {
2038 if (0 == memcmp (rps_peers[b].peer_id,
2039 &rps_peers[a].cur_view[i],
2040 sizeof(struct GNUNET_PeerIdentity)))
2041 {
2042 return GNUNET_YES;
2043 }
2044 }
2045 return GNUNET_NO;
2046}
2047
2048
2049static uint32_t
2050get_idx_of_pid (const struct GNUNET_PeerIdentity *pid)
2051{
2052 uint32_t i;
2053
2054 for (i = 0; i < num_peers; i++)
2055 {
2056 if (0 == memcmp (pid,
2057 rps_peers[i].peer_id,
2058 sizeof(struct GNUNET_PeerIdentity)))
2059 {
2060 return i;
2061 }
2062 }
2063 // return 0; /* Should not happen - make compiler happy */
2064 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
2065 "No known _PeerIdentity %s!\n",
2066 GNUNET_i2s_full (pid));
2067 GNUNET_assert (0);
2068}
2069
2070
2071/**
2072 * @brief Counts number of peers in view of a that have b in their view
2073 *
2074 * @param a
2075 * @param uint32_tb
2076 *
2077 * @return
2078 */
2079static uint32_t
2080count_containing_views (uint32_t a, uint32_t b)
2081{
2082 uint32_t i;
2083 uint32_t peer_idx;
2084 uint32_t count = 0;
2085
2086 for (i = 0; i < rps_peers[a].cur_view_count; i++)
2087 {
2088 peer_idx = get_idx_of_pid (&rps_peers[a].cur_view[i]);
2089 if (GNUNET_YES == is_in_view (peer_idx, b))
2090 {
2091 count++;
2092 }
2093 }
2094 return count;
2095}
2096
2097
2098/**
2099 * @brief Computes the probability for each other peer to be selected by the
2100 * sampling process based on the views of all peers
2101 *
2102 * @param peer_idx index of the peer that is about to sample
2103 */
2104static void
2105compute_probabilities (uint32_t peer_idx)
2106{
2107 // double probs[num_peers] = { 0 };
2108 double probs[num_peers];
2109 size_t probs_as_str_size = (num_peers * 10 + 1) * sizeof(char);
2110 char *probs_as_str = GNUNET_malloc (probs_as_str_size);
2111 char *probs_as_str_cpy;
2112 uint32_t i;
2113 double prob_push;
2114 double prob_pull;
2115 uint32_t view_size;
2116 uint32_t cont_views;
2117 uint32_t number_of_being_in_pull_events;
2118 int tmp;
2119 uint32_t count_non_zero_prob = 0;
2120
2121 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2122 "Computing probabilities for peer %" PRIu32 "\n", peer_idx);
2123 /* Firstly without knowledge of old views */
2124 for (i = 0; i < num_peers; i++)
2125 {
2126 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2127 "\tfor peer %" PRIu32 ":\n", i);
2128 view_size = rps_peers[i].cur_view_count;
2129 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2130 "\t\tview_size: %" PRIu32 "\n", view_size);
2131 /* For peer i the probability of being sampled is
2132 * evenly distributed among all possibly observed peers. */
2133 /* We could have observed a peer in three cases:
2134 * 1. peer sent a push
2135 * 2. peer was contained in a pull reply
2136 * 3. peer was in history (sampler) - ignored for now */
2137 /* 1. Probability of having received a push from peer i */
2138 if ((GNUNET_YES == is_in_view (i, peer_idx)) &&
2139 (1 <= (0.45 * view_size)))
2140 {
2141 prob_push = 1.0 * binom (0.45 * view_size, 1)
2142 /
2143 binom (view_size, 0.45 * view_size);
2144 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2145 "\t\t%" PRIu32 " is in %" PRIu32 "'s view, prob: %f\n",
2146 peer_idx,
2147 i,
2148 prob_push);
2149 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2150 "\t\tposs choices from view: %" PRIu32 ", containing i: %"
2151 PRIu32 "\n",
2152 binom (view_size, 0.45 * view_size),
2153 binom (0.45 * view_size, 1));
2154 }
2155 else
2156 {
2157 prob_push = 0;
2158 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2159 "\t\t%" PRIu32 " is not in %" PRIu32 "'s view, prob: 0\n",
2160 peer_idx,
2161 i);
2162 }
2163 /* 2. Probability of peer i being contained in pulls */
2164 view_size = rps_peers[peer_idx].cur_view_count;
2165 cont_views = count_containing_views (peer_idx, i);
2166 number_of_being_in_pull_events =
2167 (binom (view_size, 0.45 * view_size)
2168 - binom (view_size - cont_views, 0.45 * view_size));
2169 if (0 != number_of_being_in_pull_events)
2170 {
2171 prob_pull = number_of_being_in_pull_events
2172 /
2173 (1.0 * binom (view_size, 0.45 * view_size));
2174 }
2175 else
2176 {
2177 prob_pull = 0;
2178 }
2179 probs[i] = prob_push + prob_pull - (prob_push * prob_pull);
2180 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2181 "\t\t%" PRIu32 " has %" PRIu32 " of %" PRIu32
2182 " peers in its view who know %" PRIu32 " prob: %f\n",
2183 peer_idx,
2184 cont_views,
2185 view_size,
2186 i,
2187 prob_pull);
2188 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2189 "\t\tnumber of possible pull combinations: %" PRIu32 "\n",
2190 binom (view_size, 0.45 * view_size));
2191 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2192 "\t\tnumber of possible pull combinations without %" PRIu32
2193 ": %" PRIu32 "\n",
2194 i,
2195 binom (view_size - cont_views, 0.45 * view_size));
2196 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2197 "\t\tnumber of possible pull combinations with %" PRIu32
2198 ": %" PRIu32 "\n",
2199 i,
2200 number_of_being_in_pull_events);
2201
2202 if (0 != probs[i])
2203 count_non_zero_prob++;
2204 }
2205 /* normalize */
2206 if (0 != count_non_zero_prob)
2207 {
2208 for (i = 0; i < num_peers; i++)
2209 {
2210 probs[i] = probs[i] * (1.0 / count_non_zero_prob);
2211 }
2212 }
2213 else
2214 {
2215 for (i = 0; i < num_peers; i++)
2216 {
2217 probs[i] = 0;
2218 }
2219 }
2220 /* str repr */
2221 for (i = 0; i < num_peers; i++)
2222 {
2223 probs_as_str_cpy = GNUNET_strndup (probs_as_str, probs_as_str_size);
2224 tmp = GNUNET_snprintf (probs_as_str,
2225 probs_as_str_size,
2226 "%s %7.6f", probs_as_str_cpy, probs[i]);
2227 GNUNET_free (probs_as_str_cpy);
2228 GNUNET_assert (0 <= tmp);
2229 }
2230
2231 to_file_w_len (rps_peers[peer_idx].file_name_probs,
2232 probs_as_str_size,
2233 probs_as_str);
2234 GNUNET_free (probs_as_str);
2235}
2236
2237
2238/**
2239 * @brief This counts the number of peers in which views a given peer occurs.
2240 *
2241 * It also stores this value in the rps peer.
2242 *
2243 * @param peer_idx the index of the peer to count the representation
2244 *
2245 * @return the number of occurrences
2246 */
2247static uint32_t
2248count_peer_in_views_2 (uint32_t peer_idx)
2249{
2250 uint32_t i, j;
2251 uint32_t count = 0;
2252
2253 for (i = 0; i < num_peers; i++) /* Peer in which view is counted */
2254 {
2255 for (j = 0; j < rps_peers[i].cur_view_count; j++) /* entry in view */
2256 {
2257 if (0 == memcmp (rps_peers[peer_idx].peer_id,
2258 &rps_peers[i].cur_view[j],
2259 sizeof(struct GNUNET_PeerIdentity)))
2260 {
2261 count++;
2262 break;
2263 }
2264 }
2265 }
2266 rps_peers[peer_idx].count_in_views = count;
2267 return count;
2268}
2269
2270
2271static uint32_t
2272cumulated_view_sizes ()
2273{
2274 uint32_t i;
2275
2276 view_sizes = 0;
2277 for (i = 0; i < num_peers; i++) /* Peer in which view is counted */
2278 {
2279 view_sizes += rps_peers[i].cur_view_count;
2280 }
2281 return view_sizes;
2282}
2283
2284
2285static void
2286count_peer_in_views (uint32_t *count_peers)
2287{
2288 uint32_t i, j;
2289
2290 for (i = 0; i < num_peers; i++) /* Peer in which view is counted */
2291 {
2292 for (j = 0; j < rps_peers[i].cur_view_count; j++) /* entry in view */
2293 {
2294 if (0 == memcmp (rps_peers[i].peer_id,
2295 &rps_peers[i].cur_view[j],
2296 sizeof(struct GNUNET_PeerIdentity)))
2297 {
2298 count_peers[i]++;
2299 }
2300 }
2301 }
2302}
2303
2304
2305void
2306compute_diversity ()
2307{
2308 uint32_t i;
2309 /* ith entry represents the number of occurrences in other peer's views */
2310 uint32_t *count_peers = GNUNET_new_array (num_peers, uint32_t);
2311 uint32_t views_total_size;
2312 double expected;
2313 /* deviation from expected number of peers */
2314 double *deviation = GNUNET_new_array (num_peers, double);
2315
2316 views_total_size = 0;
2317 expected = 0;
2318
2319 /* For each peer count its representation in other peer's views*/
2320 for (i = 0; i < num_peers; i++) /* Peer to count */
2321 {
2322 views_total_size += rps_peers[i].cur_view_count;
2323 count_peer_in_views (count_peers);
2324 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2325 "Counted representation of %" PRIu32 "th peer [%s]: %" PRIu32
2326 "\n",
2327 i,
2328 GNUNET_i2s (rps_peers[i].peer_id),
2329 count_peers[i]);
2330 }
2331
2332 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2333 "size of all views combined: %" PRIu32 "\n",
2334 views_total_size);
2335 expected = ((double) 1 / num_peers) * views_total_size;
2336 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2337 "Expected number of occurrences of each peer in all views: %f\n",
2338 expected);
2339 for (i = 0; i < num_peers; i++) /* Peer to count */
2340 {
2341 deviation[i] = expected - count_peers[i];
2342 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2343 "Deviation from expectation: %f\n", deviation[i]);
2344 }
2345 GNUNET_free (count_peers);
2346 GNUNET_free (deviation);
2347}
2348
2349
2350void
2351print_view_sizes ()
2352{
2353 uint32_t i;
2354
2355 for (i = 0; i < num_peers; i++) /* Peer to count */
2356 {
2357 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2358 "View size of %" PRIu32 ". [%s] is %" PRIu32 "\n",
2359 i,
2360 GNUNET_i2s (rps_peers[i].peer_id),
2361 rps_peers[i].cur_view_count);
2362 }
2363}
2364
2365
2366void
2367all_views_updated_cb ()
2368{
2369 compute_diversity ();
2370 print_view_sizes ();
2371}
2372
2373
2374void
2375view_update_cb (void *cls,
2376 uint64_t view_size,
2377 const struct GNUNET_PeerIdentity *peers)
2378{
2379 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2380 "View was updated (%" PRIu64 ")\n", view_size);
2381 struct RPSPeer *rps_peer = (struct RPSPeer *) cls;
2382 to_file ("/tmp/rps/view_sizes.txt",
2383 "%" PRIu32 " %" PRIu64 "",
2384 rps_peer->index,
2385 view_size);
2386 for (uint64_t i = 0; i < view_size; i++)
2387 {
2388 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2389 "\t%s\n", GNUNET_i2s (&peers[i]));
2390 }
2391 GNUNET_array_grow (rps_peer->cur_view,
2392 rps_peer->cur_view_count,
2393 view_size);
2394 // *rps_peer->cur_view = *peers;
2395 GNUNET_memcpy (rps_peer->cur_view,
2396 peers,
2397 view_size * sizeof(struct GNUNET_PeerIdentity));
2398 to_file ("/tmp/rps/count_in_views.txt",
2399 "%" PRIu32 " %" PRIu32 "",
2400 rps_peer->index,
2401 count_peer_in_views_2 (rps_peer->index));
2402 cumulated_view_sizes ();
2403 if (0 != view_size)
2404 {
2405 to_file ("/tmp/rps/repr.txt",
2406 "%" PRIu32 /* index */
2407 " %" PRIu32 /* occurrence in views */
2408 " %" PRIu32 /* view sizes */
2409 " %f" /* fraction of repr in views */
2410 " %f" /* average view size */
2411 " %f" /* prob of occurrence in view slot */
2412 " %f" "", /* exp frac of repr in views */
2413 rps_peer->index,
2414 count_peer_in_views_2 (rps_peer->index),
2415 view_sizes,
2416 count_peer_in_views_2 (rps_peer->index) / (view_size * 1.0), /* fraction of representation in views */
2417 view_sizes / (view_size * 1.0), /* average view size */
2418 1.0 / view_size, /* prob of occurrence in view slot */
2419 (1.0 / view_size) * (view_sizes / view_size) /* expected fraction of repr in views */
2420 );
2421 }
2422 compute_probabilities (rps_peer->index);
2423 all_views_updated_cb ();
2424}
2425
2426
2427static void
2428pre_profiler (struct RPSPeer *rps_peer, struct GNUNET_RPS_Handle *h)
2429{
2430 rps_peer->file_name_probs =
2431 store_prefix_file_name (rps_peer->index, "probs");
2432 GNUNET_RPS_view_request (h, 0, view_update_cb, rps_peer);
2433}
2434
2435
2436void
2437write_final_stats (void)
2438{
2439 uint32_t i;
2440
2441 for (i = 0; i < num_peers; i++)
2442 {
2443 to_file ("/tmp/rps/final_stats.dat",
2444 "%" PRIu32 " " /* index */
2445 "%s %" /* id */
2446 PRIu64 " %" /* rounds */
2447 PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64 " %" PRIu64
2448 " %" /* blocking */
2449 PRIu64 " %" PRIu64 " %" PRIu64 " %" /* issued */
2450 PRIu64 " %" PRIu64 " %" PRIu64 " %" /* sent */
2451 PRIu64 " %" PRIu64 " %" PRIu64 /* recv */,
2452 i,
2453 GNUNET_i2s (rps_peers[i].peer_id),
2454 rps_peers[i].num_rounds,
2455 rps_peers[i].num_blocks,
2456 rps_peers[i].num_blocks_many_push,
2457 rps_peers[i].num_blocks_no_push,
2458 rps_peers[i].num_blocks_no_pull,
2459 rps_peers[i].num_blocks_many_push_no_pull,
2460 rps_peers[i].num_blocks_no_push_no_pull,
2461 rps_peers[i].num_issued_push,
2462 rps_peers[i].num_issued_pull_req,
2463 rps_peers[i].num_issued_pull_rep,
2464 rps_peers[i].num_sent_push,
2465 rps_peers[i].num_sent_pull_req,
2466 rps_peers[i].num_sent_pull_rep,
2467 rps_peers[i].num_recv_push,
2468 rps_peers[i].num_recv_pull_req,
2469 rps_peers[i].num_recv_pull_rep);
2470 }
2471}
2472
2473
2474/**
2475 * Continuation called by #GNUNET_STATISTICS_get() functions.
2476 *
2477 * Remembers that this specific statistics value was received for this peer.
2478 * Checks whether all peers received their statistics yet.
2479 * Issues the shutdown.
2480 *
2481 * @param cls closure
2482 * @param success #GNUNET_OK if statistics were
2483 * successfully obtained, #GNUNET_SYSERR if not.
2484 */
2485void
2486post_test_shutdown_ready_cb (void *cls,
2487 int success)
2488{
2489 struct STATcls *stat_cls = (struct STATcls *) cls;
2490 struct RPSPeer *rps_peer = stat_cls->rps_peer;
2491
2492 if (GNUNET_OK == success)
2493 {
2494 /* set flag that we we got the value */
2495 rps_peer->stat_collected_flags |= stat_cls->stat_type;
2496 }
2497 else
2498 {
2499 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
2500 "Peer %u did not receive statistics value\n",
2501 rps_peer->index);
2502 GNUNET_free (stat_cls);
2503 GNUNET_break (0);
2504 }
2505
2506 if ((NULL != rps_peer->stat_op) &&
2507 (GNUNET_YES == check_statistics_collect_completed_single_peer (
2508 rps_peer)) )
2509 {
2510 GNUNET_TESTBED_operation_done (rps_peer->stat_op);
2511 }
2512
2513 write_final_stats ();
2514 if (GNUNET_YES == check_statistics_collect_completed ())
2515 {
2516 // write_final_stats ();
2517 GNUNET_free (stat_cls);
2518 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2519 "Shutting down\n");
2520 GNUNET_SCHEDULER_shutdown ();
2521 }
2522 else
2523 {
2524 GNUNET_free (stat_cls);
2525 }
2526}
2527
2528
2529/**
2530 * @brief Converts string representation to the corresponding #STAT_TYPE enum.
2531 *
2532 * @param stat_str string representation of statistics specifier
2533 *
2534 * @return corresponding enum
2535 */
2536enum STAT_TYPE
2537stat_str_2_type (const char *stat_str)
2538{
2539 if (0 == strncmp ("# rounds blocked - no pull replies", stat_str, strlen (
2540 "# rounds blocked - no pull replies")))
2541 {
2542 return STAT_TYPE_BLOCKS_NO_PULL;
2543 }
2544 else if (0 == strncmp ("# rounds blocked - too many pushes, no pull replies",
2545 stat_str, strlen (
2546 "# rounds blocked - too many pushes, no pull replies")))
2547 {
2548 return STAT_TYPE_BLOCKS_MANY_PUSH_NO_PULL;
2549 }
2550 else if (0 == strncmp ("# rounds blocked - too many pushes", stat_str,
2551 strlen ("# rounds blocked - too many pushes")))
2552 {
2553 return STAT_TYPE_BLOCKS_MANY_PUSH;
2554 }
2555 else if (0 == strncmp ("# rounds blocked - no pushes, no pull replies",
2556 stat_str, strlen (
2557 "# rounds blocked - no pushes, no pull replies")))
2558 {
2559 return STAT_TYPE_BLOCKS_NO_PUSH_NO_PULL;
2560 }
2561 else if (0 == strncmp ("# rounds blocked - no pushes", stat_str, strlen (
2562 "# rounds blocked - no pushes")))
2563 {
2564 return STAT_TYPE_BLOCKS_NO_PUSH;
2565 }
2566 else if (0 == strncmp ("# rounds blocked", stat_str, strlen (
2567 "# rounds blocked")))
2568 {
2569 return STAT_TYPE_BLOCKS;
2570 }
2571 else if (0 == strncmp ("# rounds", stat_str, strlen ("# rounds")))
2572 {
2573 return STAT_TYPE_ROUNDS;
2574 }
2575 else if (0 == strncmp ("# push send issued", stat_str, strlen (
2576 "# push send issued")))
2577 {
2578 return STAT_TYPE_ISSUED_PUSH_SEND;
2579 }
2580 else if (0 == strncmp ("# pull request send issued", stat_str, strlen (
2581 "# pull request send issued")))
2582 {
2583 return STAT_TYPE_ISSUED_PULL_REQ;
2584 }
2585 else if (0 == strncmp ("# pull reply send issued", stat_str, strlen (
2586 "# pull reply send issued")))
2587 {
2588 return STAT_TYPE_ISSUED_PULL_REP;
2589 }
2590 else if (0 == strncmp ("# pushes sent", stat_str, strlen ("# pushes sent")))
2591 {
2592 return STAT_TYPE_SENT_PUSH_SEND;
2593 }
2594 else if (0 == strncmp ("# pull requests sent", stat_str, strlen (
2595 "# pull requests sent")))
2596 {
2597 return STAT_TYPE_SENT_PULL_REQ;
2598 }
2599 else if (0 == strncmp ("# pull replies sent", stat_str, strlen (
2600 "# pull replies sent")))
2601 {
2602 return STAT_TYPE_SENT_PULL_REP;
2603 }
2604 else if (0 == strncmp ("# push message received", stat_str, strlen (
2605 "# push message received")))
2606 {
2607 return STAT_TYPE_RECV_PUSH_SEND;
2608 }
2609 else if (0 == strncmp ("# pull request message received", stat_str, strlen (
2610 "# pull request message received")))
2611 {
2612 return STAT_TYPE_RECV_PULL_REQ;
2613 }
2614 else if (0 == strncmp ("# pull reply messages received", stat_str, strlen (
2615 "# pull reply messages received")))
2616 {
2617 return STAT_TYPE_RECV_PULL_REP;
2618 }
2619 return STAT_TYPE_MAX;
2620}
2621
2622
2623/**
2624 * @brief Converts #STAT_TYPE enum to the equivalent string representation that
2625 * is stored with the statistics service.
2626 *
2627 * @param stat_type #STAT_TYPE enum
2628 *
2629 * @return string representation that matches statistics value
2630 */
2631char*
2632stat_type_2_str (enum STAT_TYPE stat_type)
2633{
2634 switch (stat_type)
2635 {
2636 case STAT_TYPE_ROUNDS:
2637 return "# rounds";
2638
2639 case STAT_TYPE_BLOCKS:
2640 return "# rounds blocked";
2641
2642 case STAT_TYPE_BLOCKS_MANY_PUSH:
2643 return "# rounds blocked - too many pushes";
2644
2645 case STAT_TYPE_BLOCKS_NO_PUSH:
2646 return "# rounds blocked - no pushes";
2647
2648 case STAT_TYPE_BLOCKS_NO_PULL:
2649 return "# rounds blocked - no pull replies";
2650
2651 case STAT_TYPE_BLOCKS_MANY_PUSH_NO_PULL:
2652 return "# rounds blocked - too many pushes, no pull replies";
2653
2654 case STAT_TYPE_BLOCKS_NO_PUSH_NO_PULL:
2655 return "# rounds blocked - no pushes, no pull replies";
2656
2657 case STAT_TYPE_ISSUED_PUSH_SEND:
2658 return "# push send issued";
2659
2660 case STAT_TYPE_ISSUED_PULL_REQ:
2661 return "# pull request send issued";
2662
2663 case STAT_TYPE_ISSUED_PULL_REP:
2664 return "# pull reply send issued";
2665
2666 case STAT_TYPE_SENT_PUSH_SEND:
2667 return "# pushes sent";
2668
2669 case STAT_TYPE_SENT_PULL_REQ:
2670 return "# pull requests sent";
2671
2672 case STAT_TYPE_SENT_PULL_REP:
2673 return "# pull replies sent";
2674
2675 case STAT_TYPE_RECV_PUSH_SEND:
2676 return "# push message received";
2677
2678 case STAT_TYPE_RECV_PULL_REQ:
2679 return "# pull request message received";
2680
2681 case STAT_TYPE_RECV_PULL_REP:
2682 return "# pull reply messages received";
2683
2684 case STAT_TYPE_MAX:
2685 default:
2686 return "ERROR";
2687 ;
2688 }
2689}
2690
2691
2692/**
2693 * Callback function to process statistic values.
2694 *
2695 * @param cls closure
2696 * @param subsystem name of subsystem that created the statistic
2697 * @param name the name of the datum
2698 * @param value the current value
2699 * @param is_persistent #GNUNET_YES if the value is persistent, #GNUNET_NO if not
2700 * @return #GNUNET_OK to continue, #GNUNET_SYSERR to abort iteration
2701 */
2702int
2703stat_iterator (void *cls,
2704 const char *subsystem,
2705 const char *name,
2706 uint64_t value,
2707 int is_persistent)
2708{
2709 (void) subsystem;
2710 (void) is_persistent;
2711 const struct STATcls *stat_cls = (const struct STATcls *) cls;
2712 struct RPSPeer *rps_peer = (struct RPSPeer *) stat_cls->rps_peer;
2713 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Got stat value: %s - %" PRIu64 "\n",
2714 // stat_type_2_str (stat_cls->stat_type),
2715 name,
2716 value);
2717 to_file (rps_peer->file_name_stats,
2718 "%s: %" PRIu64 "\n",
2719 name,
2720 value);
2721 switch (stat_str_2_type (name))
2722 {
2723 case STAT_TYPE_ROUNDS:
2724 rps_peer->num_rounds = value;
2725 break;
2726
2727 case STAT_TYPE_BLOCKS:
2728 rps_peer->num_blocks = value;
2729 break;
2730
2731 case STAT_TYPE_BLOCKS_MANY_PUSH:
2732 rps_peer->num_blocks_many_push = value;
2733 break;
2734
2735 case STAT_TYPE_BLOCKS_NO_PUSH:
2736 rps_peer->num_blocks_no_push = value;
2737 break;
2738
2739 case STAT_TYPE_BLOCKS_NO_PULL:
2740 rps_peer->num_blocks_no_pull = value;
2741 break;
2742
2743 case STAT_TYPE_BLOCKS_MANY_PUSH_NO_PULL:
2744 rps_peer->num_blocks_many_push_no_pull = value;
2745 break;
2746
2747 case STAT_TYPE_BLOCKS_NO_PUSH_NO_PULL:
2748 rps_peer->num_blocks_no_push_no_pull = value;
2749 break;
2750
2751 case STAT_TYPE_ISSUED_PUSH_SEND:
2752 rps_peer->num_issued_push = value;
2753 break;
2754
2755 case STAT_TYPE_ISSUED_PULL_REQ:
2756 rps_peer->num_issued_pull_req = value;
2757 break;
2758
2759 case STAT_TYPE_ISSUED_PULL_REP:
2760 rps_peer->num_issued_pull_rep = value;
2761 break;
2762
2763 case STAT_TYPE_SENT_PUSH_SEND:
2764 rps_peer->num_sent_push = value;
2765 break;
2766
2767 case STAT_TYPE_SENT_PULL_REQ:
2768 rps_peer->num_sent_pull_req = value;
2769 break;
2770
2771 case STAT_TYPE_SENT_PULL_REP:
2772 rps_peer->num_sent_pull_rep = value;
2773 break;
2774
2775 case STAT_TYPE_RECV_PUSH_SEND:
2776 rps_peer->num_recv_push = value;
2777 break;
2778
2779 case STAT_TYPE_RECV_PULL_REQ:
2780 rps_peer->num_recv_pull_req = value;
2781 break;
2782
2783 case STAT_TYPE_RECV_PULL_REP:
2784 rps_peer->num_recv_pull_rep = value;
2785 break;
2786
2787 case STAT_TYPE_MAX:
2788 default:
2789 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
2790 "Unknown statistics string: %s\n",
2791 name);
2792 break;
2793 }
2794 return GNUNET_OK;
2795}
2796
2797
2798void
2799post_profiler (struct RPSPeer *rps_peer)
2800{
2801 if (COLLECT_STATISTICS != cur_test_run.have_collect_statistics)
2802 {
2803 return;
2804 }
2805
2806 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2807 "Going to request statistic values with mask 0x%" PRIx32 "\n",
2808 cur_test_run.stat_collect_flags);
2809
2810 struct STATcls *stat_cls;
2811 uint32_t stat_type;
2812 for (stat_type = STAT_TYPE_ROUNDS;
2813 stat_type < STAT_TYPE_MAX;
2814 stat_type = stat_type << 1)
2815 {
2816 if (stat_type & cur_test_run.stat_collect_flags)
2817 {
2818 stat_cls = GNUNET_malloc (sizeof(struct STATcls));
2819 stat_cls->rps_peer = rps_peer;
2820 stat_cls->stat_type = stat_type;
2821 rps_peer->file_name_stats =
2822 store_prefix_file_name (rps_peer->peer_id, "stats");
2823 GNUNET_STATISTICS_get (rps_peer->stats_h,
2824 "rps",
2825 stat_type_2_str (stat_type),
2826 post_test_shutdown_ready_cb,
2827 stat_iterator,
2828 (struct STATcls *) stat_cls);
2829 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2830 "Requested statistics for %s (peer %" PRIu32 ")\n",
2831 stat_type_2_str (stat_type),
2832 rps_peer->index);
2833 }
2834 }
2835}
2836
2837
2838/***********************************************************************
2839* /Definition of tests
2840***********************************************************************/
2841
2842
2843/**
2844 * Actual "main" function for the testcase.
2845 *
2846 * @param cls closure
2847 * @param h the run handle
2848 * @param n_peers number of peers in 'peers'
2849 * @param peers handle to peers run in the testbed
2850 * @param links_succeeded the number of overlay link connection attempts that
2851 * succeeded
2852 * @param links_failed the number of overlay link connection attempts that
2853 * failed
2854 */
2855static void
2856run (void *cls,
2857 struct GNUNET_TESTBED_RunHandle *h,
2858 unsigned int n_peers,
2859 struct GNUNET_TESTBED_Peer **peers,
2860 unsigned int links_succeeded,
2861 unsigned int links_failed)
2862{
2863 (void) cls;
2864 (void) h;
2865 (void) links_failed;
2866 unsigned int i;
2867 struct OpListEntry *entry;
2868
2869 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "RUN was called\n");
2870
2871 /* Check whether we timed out */
2872 if ((n_peers != num_peers) ||
2873 (NULL == peers) ||
2874 (0 == links_succeeded) )
2875 {
2876 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
2877 "Going down due to args (eg. timeout)\n");
2878 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "\tn_peers: %u\n", n_peers);
2879 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "\tnum_peers: %" PRIu32 "\n",
2880 num_peers);
2881 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "\tpeers: %p\n", peers);
2882 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "\tlinks_succeeded: %u\n",
2883 links_succeeded);
2884 GNUNET_SCHEDULER_shutdown ();
2885 return;
2886 }
2887
2888
2889 /* Initialize peers */
2890 testbed_peers = peers;
2891 num_peers_online = 0;
2892 for (i = 0; i < num_peers; i++)
2893 {
2894 entry = make_oplist_entry ();
2895 entry->index = i;
2896 rps_peers[i].index = i;
2897 if (NULL != cur_test_run.init_peer)
2898 cur_test_run.init_peer (&rps_peers[i]);
2899 if (NO_COLLECT_VIEW == cur_test_run.have_collect_view)
2900 {
2901 rps_peers->cur_view_count = 0;
2902 rps_peers->cur_view = NULL;
2903 }
2904 entry->op = GNUNET_TESTBED_peer_get_information (peers[i],
2905 GNUNET_TESTBED_PIT_IDENTITY,
2906 &info_cb,
2907 entry);
2908 }
2909
2910 /* Bring peers up */
2911 GNUNET_assert (num_peers == n_peers);
2912 for (i = 0; i < n_peers; i++)
2913 {
2914 rps_peers[i].index = i;
2915 rps_peers[i].op =
2916 GNUNET_TESTBED_service_connect (&rps_peers[i],
2917 peers[i],
2918 "rps",
2919 &rps_connect_complete_cb,
2920 &rps_peers[i],
2921 &rps_connect_adapter,
2922 &rps_disconnect_adapter,
2923 &rps_peers[i]);
2924 /* Connect all peers to statistics service */
2925 if (COLLECT_STATISTICS == cur_test_run.have_collect_statistics)
2926 {
2927 rps_peers[i].stat_op =
2928 GNUNET_TESTBED_service_connect (NULL,
2929 peers[i],
2930 "statistics",
2931 stat_complete_cb,
2932 &rps_peers[i],
2933 &stat_connect_adapter,
2934 &stat_disconnect_adapter,
2935 &rps_peers[i]);
2936 }
2937 }
2938
2939 if (NULL != churn_task)
2940 GNUNET_SCHEDULER_cancel (churn_task);
2941 post_test_task = GNUNET_SCHEDULER_add_delayed (timeout, &post_test_op, NULL);
2942 timeout = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS,
2943 (timeout_s * 1.2) + 0.1 * num_peers);
2944 shutdown_task = GNUNET_SCHEDULER_add_delayed (timeout, &shutdown_op, NULL);
2945}
2946
2947
2948/**
2949 * Entry point for the testcase, sets up the testbed.
2950 *
2951 * @param argc unused
2952 * @param argv unused
2953 * @return 0 on success
2954 */
2955int
2956main (int argc, char *argv[])
2957{
2958 int ret_value;
2959
2960 (void) argc;
2961
2962 /* Defaults for tests */
2963 num_peers = 5;
2964 cur_test_run.name = "test-rps-default";
2965 cur_test_run.init_peer = default_init_peer;
2966 cur_test_run.pre_test = NULL;
2967 cur_test_run.reply_handle = default_reply_handle;
2968 cur_test_run.eval_cb = default_eval_cb;
2969 cur_test_run.post_test = NULL;
2970 cur_test_run.have_churn = HAVE_CHURN;
2971 cur_test_run.have_collect_statistics = NO_COLLECT_STATISTICS;
2972 cur_test_run.stat_collect_flags = 0;
2973 cur_test_run.have_collect_view = NO_COLLECT_VIEW;
2974 churn_task = NULL;
2975 timeout_s = 30;
2976
2977 if (strstr (argv[0], "malicious") != NULL)
2978 {
2979 cur_test_run.pre_test = mal_pre;
2980 cur_test_run.main_test = mal_cb;
2981 cur_test_run.init_peer = mal_init_peer;
2982 timeout_s = 40;
2983
2984 if (strstr (argv[0], "_1") != NULL)
2985 {
2986 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test malicious peer type 1\n");
2987 cur_test_run.name = "test-rps-malicious_1";
2988 mal_type = 1;
2989 }
2990 else if (strstr (argv[0], "_2") != NULL)
2991 {
2992 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test malicious peer type 2\n");
2993 cur_test_run.name = "test-rps-malicious_2";
2994 mal_type = 2;
2995 }
2996 else if (strstr (argv[0], "_3") != NULL)
2997 {
2998 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test malicious peer type 3\n");
2999 cur_test_run.name = "test-rps-malicious_3";
3000 mal_type = 3;
3001 }
3002 }
3003
3004 else if (strstr (argv[0], "_single_req") != NULL)
3005 {
3006 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Test single request\n");
3007 cur_test_run.name = "test-rps-single-req";
3008 cur_test_run.main_test = single_req_cb;
3009 cur_test_run.have_churn = HAVE_NO_CHURN;
3010 }
3011
3012 else if (strstr (argv[0], "_delayed_reqs") != NULL)
3013 {
3014 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test delayed requests\n");
3015 cur_test_run.name = "test-rps-delayed-reqs";
3016 cur_test_run.main_test = delay_req_cb;
3017 cur_test_run.have_churn = HAVE_NO_CHURN;
3018 }
3019
3020 else if (strstr (argv[0], "_seed_big") != NULL)
3021 {
3022 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
3023 "Test seeding (num_peers > GNUNET_MAX_MESSAGE_SIZE)\n");
3024 num_peers = 1;
3025 cur_test_run.name = "test-rps-seed-big";
3026 cur_test_run.main_test = seed_big_cb;
3027 cur_test_run.eval_cb = no_eval;
3028 cur_test_run.have_churn = HAVE_NO_CHURN;
3029 timeout_s = 10;
3030 }
3031
3032 else if (strstr (argv[0], "_single_peer_seed") != NULL)
3033 {
3034 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
3035 "Test seeding and requesting on a single peer\n");
3036 cur_test_run.name = "test-rps-single-peer-seed";
3037 cur_test_run.main_test = single_peer_seed_cb;
3038 cur_test_run.have_churn = HAVE_NO_CHURN;
3039 }
3040
3041 else if (strstr (argv[0], "_seed_request") != NULL)
3042 {
3043 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
3044 "Test seeding and requesting on multiple peers\n");
3045 cur_test_run.name = "test-rps-seed-request";
3046 cur_test_run.main_test = seed_req_cb;
3047 cur_test_run.have_churn = HAVE_NO_CHURN;
3048 }
3049
3050 else if (strstr (argv[0], "_seed") != NULL)
3051 {
3052 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test seeding\n");
3053 cur_test_run.name = "test-rps-seed";
3054 cur_test_run.main_test = seed_cb;
3055 cur_test_run.eval_cb = no_eval;
3056 cur_test_run.have_churn = HAVE_NO_CHURN;
3057 }
3058
3059 else if (strstr (argv[0], "_req_cancel") != NULL)
3060 {
3061 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test cancelling a request\n");
3062 cur_test_run.name = "test-rps-req-cancel";
3063 num_peers = 1;
3064 cur_test_run.main_test = req_cancel_cb;
3065 cur_test_run.eval_cb = no_eval;
3066 cur_test_run.have_churn = HAVE_NO_CHURN;
3067 timeout_s = 10;
3068 }
3069
3070 else if (strstr (argv[0], "_churn") != NULL)
3071 {
3072 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test churn\n");
3073 cur_test_run.name = "test-rps-churn";
3074 num_peers = 5;
3075 cur_test_run.init_peer = default_init_peer;
3076 cur_test_run.main_test = churn_test_cb;
3077 cur_test_run.reply_handle = default_reply_handle;
3078 cur_test_run.eval_cb = default_eval_cb;
3079 cur_test_run.have_churn = HAVE_NO_CHURN;
3080 cur_test_run.have_quick_quit = HAVE_NO_QUICK_QUIT;
3081 timeout_s = 40;
3082 }
3083
3084 else if (strstr (argv[0], "_sub") != NULL)
3085 {
3086 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Test subs\n");
3087 cur_test_run.name = "test-rps-sub";
3088 num_peers = 5;
3089 // cur_test_run.init_peer = &default_init_peer;
3090 cur_test_run.pre_test = &sub_pre;
3091 cur_test_run.main_test = &single_req_cb;
3092 // cur_test_run.reply_handle = default_reply_handle;
3093 cur_test_run.post_test = &sub_post;
3094 // cur_test_run.eval_cb = default_eval_cb;
3095 cur_test_run.have_churn = HAVE_NO_CHURN;
3096 cur_test_run.have_quick_quit = HAVE_QUICK_QUIT;
3097 }
3098
3099 else if (strstr (argv[0], "profiler") != NULL)
3100 {
3101 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "This is the profiler\n");
3102 cur_test_run.name = "test-rps-profiler";
3103 num_peers = 16;
3104 mal_type = 3;
3105 cur_test_run.init_peer = profiler_init_peer;
3106 // cur_test_run.pre_test = mal_pre;
3107 cur_test_run.pre_test = pre_profiler;
3108 cur_test_run.main_test = profiler_cb;
3109 cur_test_run.reply_handle = profiler_reply_handle;
3110 cur_test_run.eval_cb = profiler_eval;
3111 cur_test_run.post_test = post_profiler;
3112 cur_test_run.request_interval = 2;
3113 cur_test_run.num_requests = 5;
3114 // cur_test_run.have_churn = HAVE_CHURN;
3115 cur_test_run.have_churn = HAVE_NO_CHURN;
3116 cur_test_run.have_quick_quit = HAVE_NO_QUICK_QUIT;
3117 cur_test_run.have_collect_statistics = COLLECT_STATISTICS;
3118 cur_test_run.stat_collect_flags = STAT_TYPE_ROUNDS
3119 | STAT_TYPE_BLOCKS
3120 | STAT_TYPE_BLOCKS_MANY_PUSH
3121 | STAT_TYPE_BLOCKS_NO_PUSH
3122 | STAT_TYPE_BLOCKS_NO_PULL
3123 | STAT_TYPE_BLOCKS_MANY_PUSH_NO_PULL
3124 | STAT_TYPE_BLOCKS_NO_PUSH_NO_PULL
3125 | STAT_TYPE_ISSUED_PUSH_SEND
3126 | STAT_TYPE_ISSUED_PULL_REQ
3127 | STAT_TYPE_ISSUED_PULL_REP
3128 | STAT_TYPE_SENT_PUSH_SEND
3129 | STAT_TYPE_SENT_PULL_REQ
3130 | STAT_TYPE_SENT_PULL_REP
3131 | STAT_TYPE_RECV_PUSH_SEND
3132 | STAT_TYPE_RECV_PULL_REQ
3133 | STAT_TYPE_RECV_PULL_REP;
3134 cur_test_run.have_collect_view = COLLECT_VIEW;
3135 timeout_s = 150;
3136
3137 /* 'Clean' directory */
3138 (void) GNUNET_DISK_directory_remove ("/tmp/rps/");
3139 GNUNET_DISK_directory_create ("/tmp/rps/");
3140 }
3141 timeout = GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, timeout_s);
3142
3143 rps_peers = GNUNET_new_array (num_peers, struct RPSPeer);
3144 peer_map = GNUNET_CONTAINER_multipeermap_create (num_peers, GNUNET_NO);
3145 rps_peer_ids = GNUNET_new_array (num_peers, struct GNUNET_PeerIdentity);
3146 if ((2 == mal_type) ||
3147 (3 == mal_type))
3148 target_peer = &rps_peer_ids[num_peers - 2];
3149 if (profiler_eval == cur_test_run.eval_cb)
3150 eval_peer = &rps_peers[num_peers - 1]; /* FIXME: eval_peer could be a
3151 malicious peer if not careful
3152 with the malicious portion */
3153
3154 ok = 1;
3155 ret_value = GNUNET_TESTBED_test_run (cur_test_run.name,
3156 "test_rps.conf",
3157 num_peers,
3158 0, NULL, NULL,
3159 &run, NULL);
3160 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
3161 "_test_run returned.\n");
3162 if (GNUNET_OK != ret_value)
3163 {
3164 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
3165 "Test did not run successfully!\n");
3166 }
3167
3168 ret_value = cur_test_run.eval_cb ();
3169
3170 if (NO_COLLECT_VIEW == cur_test_run.have_collect_view)
3171 {
3172 GNUNET_array_grow (rps_peers->cur_view,
3173 rps_peers->cur_view_count,
3174 0);
3175 }
3176 GNUNET_free (rps_peers);
3177 GNUNET_free (rps_peer_ids);
3178 GNUNET_CONTAINER_multipeermap_destroy (peer_map);
3179 return ret_value;
3180}
3181
3182
3183/* end of test_rps.c */
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-21 00:49:36 +0000