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3 (C) 2011 - 2013 Christian Grothoff (and other contributing authors)
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22 * @file mesh/gnunet-regex-profiler.c
23 * @brief Regex profiler for testing distributed regex use.
24 * @author Bartlomiej Polot
25 * @author Maximilian Szengel
32 #include "gnunet_applications.h"
33 #include "gnunet_util_lib.h"
34 #include "gnunet_regex_lib.h"
35 #include "gnunet_dht_service.h"
36 #include "gnunet_testbed_service.h"
44 * The testbed operation handle
46 struct GNUNET_TESTBED_Operation *op;
54 * The next pointer for DLL
56 struct DLLOperation *next;
59 * The prev pointer for DLL
61 struct DLLOperation *prev;
66 * Available states during profiling
78 STATE_SLAVES_STARTING,
96 * Matching strings against announced regexes
101 * Destroying peers; we can do this as the controller takes care of stopping a
102 * peer if it is running
104 STATE_PEERS_DESTROYING
119 * Peer configuration handle.
121 struct GNUNET_CONFIGURATION_Handle *cfg;
124 * The actual testbed peer handle.
126 struct GNUNET_TESTBED_Peer *peer_handle;
129 * Host on which the peer is running.
131 struct GNUNET_TESTBED_Host *host_handle;
134 * Filename of the peer's policy file.
139 * Peers search string.
141 const char *search_str;
144 * Set to GNUNET_YES if the peer successfully matched the above
145 * search string. GNUNET_NO if the string could not be matched
146 * during the profiler run. GNUNET_SYSERR if the string matching
147 * timed out. Undefined if search_str is NULL
149 int search_str_matched;
154 struct GNUNET_DHT_Handle *dht_handle;
157 * Handle to a running regex search.
159 struct GNUNET_REGEX_search_handle *search_handle;
162 * Testbed operation handle for the dht service.
164 struct GNUNET_TESTBED_Operation *dht_op_handle;
167 * Peers's statistics handle.
169 struct GNUNET_STATISTICS_Handle *stats_handle;
172 * Testbed operation handle for the statistics service.
174 struct GNUNET_TESTBED_Operation *stats_op_handle;
177 * The starting time of a profiling step.
179 struct GNUNET_TIME_Absolute prof_start_time;
184 * An array of hosts loaded from the hostkeys file
186 static struct GNUNET_TESTBED_Host **hosts;
189 * Array of peer handles used to pass to
190 * GNUNET_TESTBED_overlay_configure_topology
192 static struct GNUNET_TESTBED_Peer **peer_handles;
195 * The array of peers; we fill this as the peers are given to us by the testbed
197 static struct RegexPeer *peers;
200 * Host registration handle
202 static struct GNUNET_TESTBED_HostRegistrationHandle *reg_handle;
205 * Handle to the master controller process
207 static struct GNUNET_TESTBED_ControllerProc *mc_proc;
210 * Handle to the master controller
212 static struct GNUNET_TESTBED_Controller *mc;
215 * Handle to global configuration
217 static struct GNUNET_CONFIGURATION_Handle *cfg;
220 * Head of the operations list
222 static struct DLLOperation *dll_op_head;
225 * Tail of the operations list
227 static struct DLLOperation *dll_op_tail;
230 * Peer linking - topology operation
232 static struct GNUNET_TESTBED_Operation *topology_op;
235 * The handle for whether a host is habitable or not
237 struct GNUNET_TESTBED_HostHabitableCheckHandle **hc_handles;
240 * Abort task identifier
242 static GNUNET_SCHEDULER_TaskIdentifier abort_task;
245 * Shutdown task identifier
247 static GNUNET_SCHEDULER_TaskIdentifier shutdown_task;
250 * Host registration task identifier
252 static GNUNET_SCHEDULER_TaskIdentifier register_hosts_task;
255 * Global event mask for all testbed events
257 static uint64_t event_mask;
260 * The starting time of a profiling step
262 static struct GNUNET_TIME_Absolute prof_start_time;
265 * Duration profiling step has taken
267 static struct GNUNET_TIME_Relative prof_time;
270 * Number of peers to be started by the profiler
272 static unsigned int num_peers;
275 * Number of hosts in the hosts array
277 static unsigned int num_hosts;
280 * Factor of number of links. num_links = num_peers * linking_factor.
282 static unsigned int linking_factor;
285 * Number of random links to be established between peers
287 static unsigned int num_links;
290 * Number of times we try overlay connect operations
292 static unsigned int retry_links;
295 * Continuous failures during overlay connect operations
297 static unsigned int cont_fails;
300 * Global testing status
305 * current state of profiling
310 * Folder where policy files are stored.
312 static char * policy_dir;
317 static char **search_strings;
320 * Number of search strings.
322 static int num_search_strings;
325 * Number of peers found with search strings.
327 static unsigned int peers_found;
330 * Search task identifier
332 static GNUNET_SCHEDULER_TaskIdentifier search_task;
335 * Search timeout task identifier.
337 static GNUNET_SCHEDULER_TaskIdentifier search_timeout_task;
340 * Search timeout in seconds.
342 static struct GNUNET_TIME_Relative search_timeout = { 60000 };
345 * How long do we wait before starting the search?
348 static struct GNUNET_TIME_Relative search_delay = { 60000 };
351 * File to log statistics to.
353 static struct GNUNET_DISK_FileHandle *data_file;
356 * Filename to log statistics to.
358 static char *data_filename;
361 * Maximal path compression length.
363 static unsigned int max_path_compression;
366 * If we should distribute the search evenly throught all peers (each
367 * peer searches for a string) or if only one peer should search for
370 static int no_distributed_search;
373 * Prefix used for regex announcing. We need to prefix the search
374 * strings with it, in order to find something.
376 static char * regex_prefix;
379 /******************************************************************************/
380 /****************************** DECLARATIONS ********************************/
381 /******************************************************************************/
385 * Search callback function.
387 * @param cls Closure provided in GNUNET_REGEX_search.
388 * @param id Peer providing a regex that matches the string.
389 * @param get_path Path of the get request.
390 * @param get_path_length Lenght of get_path.
391 * @param put_path Path of the put request.
392 * @param put_path_length Length of the put_path.
395 regex_found_handler (void *cls,
396 const struct GNUNET_PeerIdentity *id,
397 const struct GNUNET_PeerIdentity *get_path,
398 unsigned int get_path_length,
399 const struct GNUNET_PeerIdentity *put_path,
400 unsigned int put_path_length);
404 * Mesh connect callback.
406 * @param cls internal peer id.
407 * @param op operation handle.
408 * @param ca_result connect adapter result.
409 * @param emsg error message.
412 dht_connect_cb (void *cls, struct GNUNET_TESTBED_Operation *op,
413 void *ca_result, const char *emsg);
416 * DHT connect adapter.
418 * @param cls not used.
419 * @param cfg configuration handle.
424 dht_ca (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg);
428 * Adapter function called to destroy a connection to
432 * @param op_result service handle returned from the connect adapter
435 dht_da (void *cls, void *op_result);
439 * Function called by testbed once we are connected to stats
440 * service. Get the statistics for the services of interest.
442 * @param cls the 'struct RegexPeer' for which we connected to stats
443 * @param op connect operation handle
444 * @param ca_result handle to stats service
445 * @param emsg error message on failure
448 stats_connect_cb (void *cls,
449 struct GNUNET_TESTBED_Operation *op,
455 * Task to collect all statistics from all peers, will shutdown the
456 * profiler, when done.
459 * @param tc the task context
462 do_collect_stats (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
465 /******************************************************************************/
466 /******************************** SHUTDOWN **********************************/
467 /******************************************************************************/
474 * @param tc the task context
477 do_shutdown (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
479 struct DLLOperation *dll_op;
480 struct RegexPeer *peer;
482 unsigned int peer_cnt;
483 unsigned int search_str_cnt;
484 char output_buffer[512];
487 shutdown_task = GNUNET_SCHEDULER_NO_TASK;
488 if (GNUNET_SCHEDULER_NO_TASK != abort_task)
489 GNUNET_SCHEDULER_cancel (abort_task);
490 if (NULL != hc_handles)
492 for (nhost = 0; nhost < num_hosts; nhost++)
493 if (NULL != hc_handles[nhost])
494 GNUNET_TESTBED_is_host_habitable_cancel (hc_handles[nhost]);
495 GNUNET_free (hc_handles);
498 if (GNUNET_SCHEDULER_NO_TASK != register_hosts_task)
499 GNUNET_SCHEDULER_cancel (register_hosts_task);
501 for (peer_cnt = 0; peer_cnt < num_peers; peer_cnt++)
503 peer = &peers[peer_cnt];
505 if (GNUNET_YES != peer->search_str_matched && NULL != data_file)
507 prof_time = GNUNET_TIME_absolute_get_duration (peer->prof_start_time);
509 GNUNET_snprintf (output_buffer,
510 sizeof (output_buffer),
511 "%p Search string not found: %s (%d)\n%p On peer: %u (%p)\n%p With policy file: %s\n%p After: %s\n",
514 peer->search_str_matched,
521 GNUNET_STRINGS_relative_time_to_string (prof_time, GNUNET_NO));
522 if (size != GNUNET_DISK_file_write (data_file, output_buffer, size))
523 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Unable to write to file!\n");
526 if (NULL != peers[peer_cnt].dht_op_handle)
527 GNUNET_TESTBED_operation_done (peers[peer_cnt].dht_op_handle);
528 if (NULL != peers[peer_cnt].stats_op_handle)
529 GNUNET_TESTBED_operation_done (peers[peer_cnt].stats_op_handle);
532 if (NULL != data_file)
533 GNUNET_DISK_file_close (data_file);
535 for (search_str_cnt = 0;
536 search_str_cnt < num_search_strings && NULL != search_strings;
539 GNUNET_free_non_null (search_strings[search_str_cnt]);
541 GNUNET_free_non_null (search_strings);
543 if (NULL != reg_handle)
544 GNUNET_TESTBED_cancel_registration (reg_handle);
545 if (NULL != topology_op)
546 GNUNET_TESTBED_operation_done (topology_op);
547 for (nhost = 0; nhost < num_hosts; nhost++)
548 if (NULL != hosts[nhost])
549 GNUNET_TESTBED_host_destroy (hosts[nhost]);
550 GNUNET_free_non_null (hosts);
552 while (NULL != (dll_op = dll_op_head))
554 GNUNET_TESTBED_operation_done (dll_op->op);
555 GNUNET_CONTAINER_DLL_remove (dll_op_head, dll_op_tail, dll_op);
556 GNUNET_free (dll_op);
559 GNUNET_TESTBED_controller_disconnect (mc);
561 GNUNET_TESTBED_controller_stop (mc_proc);
563 GNUNET_CONFIGURATION_destroy (cfg);
565 GNUNET_SCHEDULER_shutdown (); /* Stop scheduler to shutdown testbed run */
570 * abort task to run on test timed out
573 * @param tc the task context
576 do_abort (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
578 unsigned long i = (unsigned long) cls;
580 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Aborting %lu...\n", i);
581 abort_task = GNUNET_SCHEDULER_NO_TASK;
582 result = GNUNET_SYSERR;
583 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
584 GNUNET_SCHEDULER_cancel (shutdown_task);
585 shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
589 /******************************************************************************/
590 /********************* STATISTICS SERVICE CONNECTIONS ***********************/
591 /******************************************************************************/
594 * Adapter function called to establish a connection to
595 * statistics service.
598 * @param cfg configuration of the peer to connect to; will be available until
599 * GNUNET_TESTBED_operation_done() is called on the operation returned
600 * from GNUNET_TESTBED_service_connect()
601 * @return service handle to return in 'op_result', NULL on error
604 stats_ca (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg)
606 return GNUNET_STATISTICS_create ("<driver>", cfg);
611 * Adapter function called to destroy a connection to
612 * statistics service.
615 * @param op_result service handle returned from the connect adapter
618 stats_da (void *cls, void *op_result)
620 struct RegexPeer *peer = cls;
622 GNUNET_assert (op_result == peer->stats_handle);
624 GNUNET_STATISTICS_destroy (peer->stats_handle, GNUNET_NO);
625 peer->stats_handle = NULL;
630 * Process statistic values. Write all values to global 'data_file', if present.
633 * @param subsystem name of subsystem that created the statistic
634 * @param name the name of the datum
635 * @param value the current value
636 * @param is_persistent GNUNET_YES if the value is persistent, GNUNET_NO if not
637 * @return GNUNET_OK to continue, GNUNET_SYSERR to abort iteration
640 stats_iterator (void *cls, const char *subsystem, const char *name,
641 uint64_t value, int is_persistent)
643 struct RegexPeer *peer = cls;
644 char output_buffer[512];
647 if (NULL == data_file)
649 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
650 "%p -> %s [%s]: %llu\n",
651 peer, subsystem, name, value);
655 GNUNET_snprintf (output_buffer,
656 sizeof (output_buffer),
659 subsystem, value, name);
660 if (size != GNUNET_DISK_file_write (data_file, output_buffer, size))
661 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Unable to write to file!\n");
668 * Stats callback. Finish the stats testbed operation and when all stats have
669 * been iterated, shutdown the profiler.
672 * @param success GNUNET_OK if statistics were
673 * successfully obtained, GNUNET_SYSERR if not.
679 static unsigned int peer_cnt;
680 struct RegexPeer *peer = cls;
682 if (GNUNET_OK != success)
684 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
685 "Getting statistics for peer %u failed!\n",
690 GNUNET_assert (NULL != peer->stats_op_handle);
692 GNUNET_TESTBED_operation_done (peer->stats_op_handle);
693 peer->stats_op_handle = NULL;
696 peer = &peers[peer_cnt];
698 if (peer_cnt == num_peers)
700 struct GNUNET_TIME_Relative delay = { 100 };
701 shutdown_task = GNUNET_SCHEDULER_add_delayed (delay, &do_shutdown, NULL);
705 peer->stats_op_handle =
706 GNUNET_TESTBED_service_connect (NULL,
719 * Function called by testbed once we are connected to stats
720 * service. Get the statistics for the services of interest.
722 * @param cls the 'struct RegexPeer' for which we connected to stats
723 * @param op connect operation handle
724 * @param ca_result handle to stats service
725 * @param emsg error message on failure
728 stats_connect_cb (void *cls,
729 struct GNUNET_TESTBED_Operation *op,
733 struct RegexPeer *peer = cls;
735 if (NULL == ca_result || NULL != emsg)
737 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
738 "Failed to connect to statistics service on peer %u: %s\n",
741 peer->stats_handle = NULL;
745 peer->stats_handle = ca_result;
747 if (NULL == GNUNET_STATISTICS_get (peer->stats_handle, NULL, NULL,
748 GNUNET_TIME_UNIT_FOREVER_REL,
750 &stats_iterator, peer))
752 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
753 "Could not get statistics of peer %u!\n", peer->id);
759 * Task to collect all statistics from all peers, will shutdown the
760 * profiler, when done.
763 * @param tc the task context
766 do_collect_stats (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
768 struct RegexPeer *peer = &peers[0];
770 GNUNET_assert (NULL != peer->peer_handle);
772 peer->stats_op_handle =
773 GNUNET_TESTBED_service_connect (NULL,
784 /******************************************************************************/
785 /************************ MESH SERVICE CONNECTIONS **************************/
786 /******************************************************************************/
789 * Method called when we've found a peer that announced a regex
790 * that matches our search string. Now get the statistics.
792 * @param cls Closure provided in GNUNET_REGEX_search.
793 * @param id Peer providing a regex that matches the string.
794 * @param get_path Path of the get request.
795 * @param get_path_length Lenght of get_path.
796 * @param put_path Path of the put request.
797 * @param put_path_length Length of the put_path.
800 regex_found_handler (void *cls,
801 const struct GNUNET_PeerIdentity *id,
802 const struct GNUNET_PeerIdentity *get_path,
803 unsigned int get_path_length,
804 const struct GNUNET_PeerIdentity *put_path,
805 unsigned int put_path_length)
807 struct RegexPeer *peer = cls;
808 char output_buffer[512];
811 if (GNUNET_YES == peer->search_str_matched)
813 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
814 "String %s on peer %u already matched!\n",
815 peer->search_str, peer->id);
823 // FIXME not possible right now
824 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
825 "String matching timed out for string %s on peer %u (%i/%i)\n",
826 peer->search_str, peer->id, peers_found, num_search_strings);
828 printf ("String matching timed out for string %s on peer %u (%i/%i)\n",
829 peer->search_str, peer->id, peers_found, num_search_strings);
831 peer->search_str_matched = GNUNET_SYSERR;
835 prof_time = GNUNET_TIME_absolute_get_duration (peer->prof_start_time);
836 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
837 "String %s successfully matched on peer %u after %s (%i/%i)\n",
838 peer->search_str, peer->id, GNUNET_STRINGS_relative_time_to_string (prof_time, GNUNET_NO),
839 peers_found, num_search_strings);
841 printf ("String %s successfully matched on peer %u after %s (%i/%i)\n",
842 peer->search_str, peer->id, GNUNET_STRINGS_relative_time_to_string (prof_time, GNUNET_NO),
843 peers_found, num_search_strings);
846 peer->search_str_matched = GNUNET_YES;
848 if (NULL != data_file)
851 GNUNET_snprintf (output_buffer,
852 sizeof (output_buffer),
853 "%p Peer: %u\n%p Host: %s\n%p Policy file: %s\n"
854 "%p Search string: %s\n%p Search duration: %s\n\n",
857 GNUNET_TESTBED_host_get_hostname (peer->host_handle),
858 peer, peer->policy_file,
859 peer, peer->search_str,
861 GNUNET_STRINGS_relative_time_to_string (prof_time,
864 if (size != GNUNET_DISK_file_write (data_file, output_buffer, size))
865 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Unable to write to file!\n");
869 GNUNET_TESTBED_operation_done (peer->dht_op_handle);
870 peer->dht_op_handle = NULL;
872 if (peers_found == num_search_strings)
874 prof_time = GNUNET_TIME_absolute_get_duration (prof_start_time);
875 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
876 "All strings successfully matched in %s\n",
877 GNUNET_STRINGS_relative_time_to_string (prof_time, GNUNET_NO));
878 printf ("All strings successfully matched.\n");
881 if (GNUNET_SCHEDULER_NO_TASK != search_timeout_task)
882 GNUNET_SCHEDULER_cancel (search_timeout_task);
884 printf ("Collecting stats and shutting down.\n");
885 GNUNET_SCHEDULER_add_now (&do_collect_stats, NULL);
891 * Connect by string timeout task. This will cancel the profiler after the
892 * specified timeout 'search_timeout'.
895 * @param tc the task context
898 do_connect_by_string_timeout (void *cls,
899 const struct GNUNET_SCHEDULER_TaskContext * tc)
901 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
902 "Finding matches to all strings did not succeed after %s.\n",
903 GNUNET_STRINGS_relative_time_to_string (search_timeout, GNUNET_NO));
904 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
905 "Found %i of %i strings\n", peers_found, num_search_strings);
907 printf ("Search timed out after %s. Collecting stats and shutting down.\n",
908 GNUNET_STRINGS_relative_time_to_string (search_timeout, GNUNET_NO));
911 GNUNET_SCHEDULER_add_now (&do_collect_stats, NULL);
916 * Connect by string task that is run to search for a string in the
917 * NFA. It first connects to the mesh service and when a connection is
918 * established it starts to search for the string.
921 * @param tc the task context
924 do_connect_by_string (void *cls,
925 const struct GNUNET_SCHEDULER_TaskContext * tc)
927 printf ("Starting string search.\n");
930 peers[0].search_str = search_strings[0];
931 peers[0].search_str_matched = GNUNET_NO;
933 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
934 "Searching for string \"%s\" on peer %d with file %s\n",
935 peers[0].search_str, 0, peers[0].policy_file);
937 /* First connect to mesh service, then search for string. Next
938 connect will be in mesh_connect_cb */
939 peers[0].dht_op_handle =
940 GNUNET_TESTBED_service_connect (NULL,
941 peers[0].peer_handle,
949 search_timeout_task = GNUNET_SCHEDULER_add_delayed (search_timeout,
950 &do_connect_by_string_timeout, NULL);
955 * DHT connect callback. Called when we are connected to the dht service for
956 * the peer in 'cls'. If successfull we connect to the stats service of this
957 * peer and then try to match the search string of this peer.
959 * @param cls internal peer id.
960 * @param op operation handle.
961 * @param ca_result connect adapter result.
962 * @param emsg error message.
965 dht_connect_cb (void *cls, struct GNUNET_TESTBED_Operation *op,
966 void *ca_result, const char *emsg)
968 struct RegexPeer *peer = (struct RegexPeer *) cls;
969 static unsigned int peer_cnt;
972 if (NULL != emsg || NULL == op || NULL == ca_result)
974 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "DHT connect failed: %s\n", emsg);
978 GNUNET_assert (NULL != peer->dht_handle);
979 GNUNET_assert (peer->dht_op_handle == op);
980 GNUNET_assert (peer->dht_handle == ca_result);
982 peer->search_str_matched = GNUNET_NO;
983 peer->search_handle = GNUNET_REGEX_search (peer->dht_handle,
985 ®ex_found_handler, NULL,
987 peer->prof_start_time = GNUNET_TIME_absolute_get ();
989 if (peer_cnt < (num_search_strings - 1))
991 if (GNUNET_YES == no_distributed_search)
994 next_p = (++peer_cnt % num_peers);
996 peers[next_p].search_str = search_strings[next_p];
997 peers[next_p].search_str_matched = GNUNET_NO;
999 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
1000 "Searching for string \"%s\" on peer %d with file %s\n",
1001 peers[next_p].search_str, next_p, peers[next_p].policy_file);
1004 * dont connect to a new dht for each peer, we might want to seach for n
1005 * strings on m peers where n > m
1007 peers[next_p].dht_op_handle =
1008 GNUNET_TESTBED_service_connect (NULL,
1009 peers[next_p].peer_handle,
1021 * DHT connect adapter. Opens a connection to the dht service.
1023 * @param cls Closure (peer).
1024 * @param cfg Configuration handle.
1029 dht_ca (void *cls, const struct GNUNET_CONFIGURATION_Handle *cfg)
1031 struct RegexPeer *peer = cls;
1033 peer->dht_handle = GNUNET_DHT_connect (cfg, 32);
1035 return peer->dht_handle;
1040 * Adapter function called to destroy a connection to the dht service.
1042 * @param cls Closure (peer).
1043 * @param op_result Service handle returned from the connect adapter.
1046 dht_da (void *cls, void *op_result)
1048 struct RegexPeer *peer = (struct RegexPeer *) cls;
1050 GNUNET_assert (peer->dht_handle == op_result);
1052 if (NULL != peer->search_handle)
1054 GNUNET_REGEX_search_cancel (peer->search_handle);
1055 peer->search_handle = NULL;
1058 if (NULL != peer->dht_handle)
1060 GNUNET_DHT_disconnect (peer->dht_handle);
1061 peer->dht_handle = NULL;
1066 /******************************************************************************/
1067 /*************************** TESTBED PEER SETUP *****************************/
1068 /******************************************************************************/
1072 * Configure the peer overlay topology.
1075 * @param tc the task context
1078 do_configure_topology (void *cls,
1079 const struct GNUNET_SCHEDULER_TaskContext * tc)
1082 if (0 == linking_factor)
1084 num_links = linking_factor * num_peers;
1086 /* num_links = num_peers - 1; */
1087 num_links = linking_factor;
1089 /* Do overlay connect */
1090 prof_start_time = GNUNET_TIME_absolute_get ();
1092 GNUNET_TESTBED_overlay_configure_topology (NULL, num_peers, peer_handles,
1094 GNUNET_TESTBED_TOPOLOGY_ERDOS_RENYI,
1096 GNUNET_TESTBED_TOPOLOGY_DISABLE_AUTO_RETRY,
1097 GNUNET_TESTBED_TOPOLOGY_OPTION_END);
1098 if (NULL == topology_op)
1100 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
1101 "Cannot create topology, op handle was NULL\n");
1108 * Functions of this signature are called when a peer has been successfully
1109 * started or stopped.
1111 * @param cls the closure from GNUNET_TESTBED_peer_start/stop()
1112 * @param emsg NULL on success; otherwise an error description
1115 peer_churn_cb (void *cls, const char *emsg)
1117 struct DLLOperation *dll_op = cls;
1118 struct GNUNET_TESTBED_Operation *op;
1119 static unsigned int started_peers;
1120 unsigned int peer_cnt;
1123 GNUNET_CONTAINER_DLL_remove (dll_op_head, dll_op_tail, dll_op);
1124 GNUNET_free (dll_op);
1127 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1128 _("An operation has failed while starting peers\n"));
1129 GNUNET_TESTBED_operation_done (op);
1130 if (GNUNET_SCHEDULER_NO_TASK != abort_task)
1131 GNUNET_SCHEDULER_cancel (abort_task);
1132 abort_task = GNUNET_SCHEDULER_add_now (&do_abort, (void*) __LINE__);
1135 GNUNET_TESTBED_operation_done (op);
1136 if (++started_peers == num_peers)
1138 prof_time = GNUNET_TIME_absolute_get_duration (prof_start_time);
1139 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
1140 "All peers started successfully in %s\n",
1141 GNUNET_STRINGS_relative_time_to_string (prof_time, GNUNET_NO));
1144 peer_handles = GNUNET_malloc (sizeof (struct GNUNET_TESTBED_Peer *) * num_peers);
1145 for (peer_cnt = 0; peer_cnt < num_peers; peer_cnt++)
1146 peer_handles[peer_cnt] = peers[peer_cnt].peer_handle;
1148 state = STATE_PEERS_LINKING;
1149 GNUNET_SCHEDULER_add_now (&do_configure_topology, NULL);
1155 * Functions of this signature are called when a peer has been successfully
1158 * @param cls the closure from GNUNET_TESTBED_peer_create()
1159 * @param peer the handle for the created peer; NULL on any error during
1161 * @param emsg NULL if peer is not NULL; else MAY contain the error description
1164 peer_create_cb (void *cls, struct GNUNET_TESTBED_Peer *peer, const char *emsg)
1166 struct DLLOperation *dll_op = cls;
1167 struct RegexPeer *peer_ptr;
1168 static unsigned int created_peers;
1169 unsigned int peer_cnt;
1173 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1174 _("Creating a peer failed. Error: %s\n"), emsg);
1175 GNUNET_TESTBED_operation_done (dll_op->op);
1176 GNUNET_CONTAINER_DLL_remove (dll_op_head, dll_op_tail, dll_op);
1177 GNUNET_free (dll_op);
1178 if (GNUNET_SCHEDULER_NO_TASK != abort_task)
1179 GNUNET_SCHEDULER_cancel (abort_task);
1180 abort_task = GNUNET_SCHEDULER_add_now (&do_abort, (void*) __LINE__);
1184 peer_ptr = dll_op->cls;
1185 GNUNET_assert (NULL == peer_ptr->peer_handle);
1186 GNUNET_CONFIGURATION_destroy (peer_ptr->cfg);
1187 peer_ptr->cfg = NULL;
1188 peer_ptr->peer_handle = peer;
1189 GNUNET_TESTBED_operation_done (dll_op->op);
1190 GNUNET_CONTAINER_DLL_remove (dll_op_head, dll_op_tail, dll_op);
1191 GNUNET_free (dll_op);
1193 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Peer %i created on host %s\n",
1195 GNUNET_TESTBED_host_get_hostname (peer_ptr->host_handle));
1197 if (++created_peers == num_peers)
1199 prof_time = GNUNET_TIME_absolute_get_duration (prof_start_time);
1200 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
1201 "All peers created successfully in %s\n",
1202 GNUNET_STRINGS_relative_time_to_string (prof_time, GNUNET_NO));
1203 /* Now peers are to be started */
1204 state = STATE_PEERS_STARTING;
1205 prof_start_time = GNUNET_TIME_absolute_get ();
1206 for (peer_cnt = 0; peer_cnt < num_peers; peer_cnt++)
1208 dll_op = GNUNET_malloc (sizeof (struct DLLOperation));
1209 dll_op->op = GNUNET_TESTBED_peer_start (dll_op, peers[peer_cnt].peer_handle,
1210 &peer_churn_cb, dll_op);
1211 GNUNET_CONTAINER_DLL_insert_tail (dll_op_head, dll_op_tail, dll_op);
1218 * Function called with a filename for each file in the policy directory. Create
1219 * a peer for each filename and update the peer's configuration to include the
1220 * max_path_compression specified as a command line argument as well as the
1221 * policy_file for this peer. The gnunet-service-regexprofiler service is
1222 * automatically started on this peer. The service reads the configurration and
1223 * announces the regexes stored in the policy file 'filename'.
1225 * @param cls closure
1226 * @param filename complete filename (absolute path)
1227 * @return GNUNET_OK to continue to iterate,
1228 * GNUNET_SYSERR to abort iteration with error!
1231 policy_filename_cb (void *cls, const char *filename)
1233 static unsigned int peer_cnt;
1234 struct DLLOperation *dll_op;
1235 struct RegexPeer *peer = &peers[peer_cnt];
1237 GNUNET_assert (NULL != peer);
1239 peer->policy_file = GNUNET_strdup (filename);
1241 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Creating peer %i on host %s for policy file %s\n",
1243 GNUNET_TESTBED_host_get_hostname (peer->host_handle),
1246 /* Set configuration options specific for this peer
1247 (max_path_compression and policy_file */
1248 peer->cfg = GNUNET_CONFIGURATION_dup (cfg);
1249 GNUNET_CONFIGURATION_set_value_number (peer->cfg, "REGEXPROFILER",
1250 "MAX_PATH_COMPRESSION",
1251 (unsigned long long)max_path_compression);
1252 GNUNET_CONFIGURATION_set_value_string (peer->cfg, "REGEXPROFILER",
1253 "POLICY_FILE", filename);
1255 dll_op = GNUNET_malloc (sizeof (struct DLLOperation));
1256 dll_op->cls = &peers[peer_cnt];
1257 dll_op->op = GNUNET_TESTBED_peer_create (mc,
1262 GNUNET_CONTAINER_DLL_insert_tail (dll_op_head, dll_op_tail, dll_op);
1271 * Controller event callback.
1274 * @param event the controller event
1277 controller_event_cb (void *cls,
1278 const struct GNUNET_TESTBED_EventInformation *event)
1280 struct DLLOperation *dll_op;
1281 struct GNUNET_TESTBED_Operation *op;
1286 case STATE_SLAVES_STARTING:
1287 switch (event->type)
1289 case GNUNET_TESTBED_ET_OPERATION_FINISHED:
1291 static unsigned int slaves_started;
1292 unsigned int peer_cnt;
1294 dll_op = event->details.operation_finished.op_cls;
1295 GNUNET_CONTAINER_DLL_remove (dll_op_head, dll_op_tail, dll_op);
1296 GNUNET_free (dll_op);
1297 op = event->details.operation_finished.operation;
1298 if (NULL != event->details.operation_finished.emsg)
1300 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1301 _("An operation has failed while starting slaves\n"));
1302 GNUNET_TESTBED_operation_done (op);
1303 if (GNUNET_SCHEDULER_NO_TASK != abort_task)
1304 GNUNET_SCHEDULER_cancel (abort_task);
1305 abort_task = GNUNET_SCHEDULER_add_now (&do_abort, (void*) __LINE__);
1308 GNUNET_TESTBED_operation_done (op);
1309 /* Proceed to start peers */
1310 if (++slaves_started == num_hosts - 1)
1312 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
1313 "All slaves started successfully\n");
1315 state = STATE_PEERS_CREATING;
1316 prof_start_time = GNUNET_TIME_absolute_get ();
1318 if (-1 == (ret = GNUNET_DISK_directory_scan (policy_dir,
1322 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
1323 _("No files found in `%s'\n"),
1325 GNUNET_SCHEDULER_shutdown ();
1328 num_peers = (unsigned int) ret;
1329 peers = GNUNET_malloc (sizeof (struct RegexPeer) * num_peers);
1331 /* Initialize peers */
1332 for (peer_cnt = 0; peer_cnt < num_peers; peer_cnt++)
1334 struct RegexPeer *peer = &peers[peer_cnt];
1335 peer->id = peer_cnt;
1336 peer->policy_file = NULL;
1337 /* Do not start peers on hosts[0] (master controller) */
1338 peer->host_handle = hosts[1 + (peer_cnt % (num_hosts -1))];
1339 peer->dht_handle = NULL;
1340 peer->search_handle = NULL;
1341 peer->stats_handle = NULL;
1342 peer->stats_op_handle = NULL;
1343 peer->search_str = NULL;
1344 peer->search_str_matched = GNUNET_NO;
1347 GNUNET_DISK_directory_scan (policy_dir,
1348 &policy_filename_cb,
1357 case STATE_PEERS_STARTING:
1358 switch (event->type)
1360 case GNUNET_TESTBED_ET_OPERATION_FINISHED:
1361 /* Control reaches here when peer start fails */
1362 case GNUNET_TESTBED_ET_PEER_START:
1363 /* we handle peer starts in peer_churn_cb */
1369 case STATE_PEERS_LINKING:
1370 switch (event->type)
1372 static unsigned int established_links;
1373 case GNUNET_TESTBED_ET_OPERATION_FINISHED:
1374 /* Control reaches here when a peer linking operation fails */
1375 if (NULL != event->details.operation_finished.emsg)
1377 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1378 _("An operation has failed while linking\n"));
1383 /* We do no retries, consider this link as established */
1385 case GNUNET_TESTBED_ET_CONNECT:
1387 char output_buffer[512];
1390 if (0 == established_links)
1391 printf ("Establishing links .");
1397 if (++established_links == num_links)
1400 prof_time = GNUNET_TIME_absolute_get_duration (prof_start_time);
1401 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
1402 "%u links established in %s\n",
1404 GNUNET_STRINGS_relative_time_to_string (prof_time, GNUNET_NO));
1406 GNUNET_free (peer_handles);
1408 if (NULL != data_file)
1411 GNUNET_snprintf (output_buffer,
1412 sizeof (output_buffer),
1413 "# of peers: %u\n# of links established: %u\n"
1414 "Time to establish links: %s\nLinking failures: %u\n"
1415 "path compression length: %u\n# of search strings: %u\n",
1417 (established_links - cont_fails),
1418 GNUNET_STRINGS_relative_time_to_string (prof_time, GNUNET_NO),
1420 max_path_compression,
1421 num_search_strings);
1423 if (size != GNUNET_DISK_file_write (data_file, output_buffer, size))
1424 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Unable to write to file!\n");
1427 printf ("\nWaiting %s before starting to search.\n",
1428 GNUNET_STRINGS_relative_time_to_string (search_delay, GNUNET_YES));
1431 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
1432 "Waiting %s before starting to search.\n",
1433 GNUNET_STRINGS_relative_time_to_string (search_delay, GNUNET_NO));
1435 state = STATE_SEARCH_REGEX;
1437 search_task = GNUNET_SCHEDULER_add_delayed (search_delay,
1438 &do_connect_by_string, NULL);
1446 case STATE_SEARCH_REGEX:
1448 /* Handled in service connect callback */
1454 case STATE_PEERS_CREATING:
1455 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to create peer\n");
1458 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
1459 "Unexpected controller_cb with state %i!\n", state);
1467 * Task to register all hosts available in the global host list.
1470 * @param tc the scheduler task context
1473 register_hosts (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc);
1477 * Callback which will be called to after a host registration succeeded or failed
1479 * @param cls the closure
1480 * @param emsg the error message; NULL if host registration is successful
1483 host_registration_completion (void *cls, const char *emsg)
1488 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1489 _("Host registration failed for a host. Error: %s\n"), emsg);
1490 if (GNUNET_SCHEDULER_NO_TASK != abort_task)
1491 GNUNET_SCHEDULER_cancel (abort_task);
1492 abort_task = GNUNET_SCHEDULER_add_now (&do_abort, (void*) __LINE__);
1495 register_hosts_task = GNUNET_SCHEDULER_add_now (®ister_hosts, NULL);
1500 * Task to register all hosts available in the global host list.
1503 * @param tc the scheduler task context
1506 register_hosts (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
1508 struct DLLOperation *dll_op;
1509 static unsigned int reg_host;
1512 register_hosts_task = GNUNET_SCHEDULER_NO_TASK;
1513 if (reg_host == num_hosts - 1)
1515 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
1516 "All hosts successfully registered\n");
1518 state = STATE_SLAVES_STARTING;
1519 for (slave = 1; slave < num_hosts; slave++)
1521 dll_op = GNUNET_malloc (sizeof (struct DLLOperation));
1522 dll_op->op = GNUNET_TESTBED_controller_link (dll_op,
1528 GNUNET_CONTAINER_DLL_insert_tail (dll_op_head, dll_op_tail, dll_op);
1532 reg_handle = GNUNET_TESTBED_register_host (mc, hosts[++reg_host],
1533 host_registration_completion,
1539 * Callback to signal successfull startup of the controller process.
1541 * @param cls the closure from GNUNET_TESTBED_controller_start()
1542 * @param config the configuration with which the controller has been started;
1543 * NULL if status is not GNUNET_OK
1544 * @param status GNUNET_OK if the startup is successfull; GNUNET_SYSERR if not,
1545 * GNUNET_TESTBED_controller_stop() shouldn't be called in this case
1548 status_cb (void *cls, const struct GNUNET_CONFIGURATION_Handle *config, int status)
1550 if (GNUNET_SCHEDULER_NO_TASK != abort_task)
1551 GNUNET_SCHEDULER_cancel (abort_task);
1552 if (GNUNET_OK != status)
1556 abort_task = GNUNET_SCHEDULER_add_now (&do_abort, (void*) __LINE__);
1560 event_mask |= (1LL << GNUNET_TESTBED_ET_PEER_START);
1561 event_mask |= (1LL << GNUNET_TESTBED_ET_PEER_STOP);
1562 event_mask |= (1LL << GNUNET_TESTBED_ET_CONNECT);
1563 event_mask |= (1LL << GNUNET_TESTBED_ET_DISCONNECT);
1564 event_mask |= (1LL << GNUNET_TESTBED_ET_OPERATION_FINISHED);
1565 mc = GNUNET_TESTBED_controller_connect (config, hosts[0], event_mask,
1566 &controller_event_cb, NULL);
1569 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1570 _("Unable to connect to master controller -- Check config\n"));
1571 abort_task = GNUNET_SCHEDULER_add_now (&do_abort, (void*) __LINE__);
1574 register_hosts_task = GNUNET_SCHEDULER_add_now (®ister_hosts, NULL);
1575 abort_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
1576 &do_abort, (void*) __LINE__);
1581 * Load search strings from given filename. One search string per line.
1583 * @param filename filename of the file containing the search strings.
1584 * @param strings set of strings loaded from file. Caller needs to free this
1585 * if number returned is greater than zero.
1586 * @param limit upper limit on the number of strings read from the file
1587 * @return number of strings found in the file. GNUNET_SYSERR on error.
1590 load_search_strings (const char *filename, char ***strings, unsigned int limit)
1595 unsigned int offset;
1599 if (NULL == filename)
1601 return GNUNET_SYSERR;
1604 if (GNUNET_YES != GNUNET_DISK_file_test (filename))
1606 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
1607 "Could not find search strings file %s\n", filename);
1608 return GNUNET_SYSERR;
1610 if (GNUNET_OK != GNUNET_DISK_file_size (filename, &filesize, GNUNET_YES, GNUNET_YES))
1614 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Search strings file %s is empty.\n", filename);
1615 return GNUNET_SYSERR;
1617 data = GNUNET_malloc (filesize);
1618 if (filesize != GNUNET_DISK_fn_read (filename, data, filesize))
1621 GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Could not read search strings file %s.\n",
1623 return GNUNET_SYSERR;
1628 while (offset < (filesize - 1) && str_cnt < limit)
1631 if (((data[offset] == '\n')) && (buf != &data[offset]))
1633 data[offset] = '\0';
1635 buf = &data[offset + 1];
1637 else if ((data[offset] == '\n') || (data[offset] == '\0'))
1638 buf = &data[offset + 1];
1640 *strings = GNUNET_malloc (sizeof (char *) * str_cnt);
1642 for (i = 0; i < str_cnt; i++)
1644 GNUNET_asprintf (&(*strings)[i], "%s%s", regex_prefix, &data[offset]);
1645 offset += strlen (&data[offset]) + 1;
1653 * Callbacks of this type are called by GNUNET_TESTBED_is_host_habitable to
1654 * inform whether the given host is habitable or not. The Handle returned by
1655 * GNUNET_TESTBED_is_host_habitable() is invalid after this callback is called
1658 * @param host the host whose status is being reported; will be NULL if the host
1659 * given to GNUNET_TESTBED_is_host_habitable() is NULL
1660 * @param status GNUNET_YES if it is habitable; GNUNET_NO if not
1663 host_habitable_cb (void *cls, const struct GNUNET_TESTBED_Host *host, int status)
1665 struct GNUNET_TESTBED_HostHabitableCheckHandle **hc_handle = cls;
1666 static unsigned int hosts_checked;
1669 if (GNUNET_NO == status)
1671 if ((NULL != host) && (NULL != GNUNET_TESTBED_host_get_hostname (host)))
1672 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Host %s cannot start testbed\n"),
1673 GNUNET_TESTBED_host_get_hostname (host));
1675 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, _("Testbed cannot be started on localhost\n"));
1676 GNUNET_SCHEDULER_cancel (abort_task);
1677 abort_task = GNUNET_SCHEDULER_add_now (&do_abort, (void*) __LINE__);
1681 /* printf (_("\rChecked %u hosts"), hosts_checked); */
1682 /* fflush (stdout); */
1683 if (hosts_checked < num_hosts)
1685 /* printf (_("\nAll hosts can start testbed. Creating peers\n")); */
1686 GNUNET_free (hc_handles);
1689 GNUNET_TESTBED_controller_start (GNUNET_TESTBED_host_get_hostname
1699 * Main function that will be run by the scheduler.
1701 * @param cls closure
1702 * @param args remaining command-line arguments
1703 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
1704 * @param config configuration
1707 run (void *cls, char *const *args, const char *cfgfile,
1708 const struct GNUNET_CONFIGURATION_Handle *config)
1711 unsigned int nsearchstrs;
1713 if (NULL == args[0])
1715 fprintf (stderr, _("No hosts-file specified on command line. Exiting.\n"));
1718 if (NULL == args[1])
1720 fprintf (stderr, _("No policy directory specified on command line. Exiting.\n"));
1723 num_hosts = GNUNET_TESTBED_hosts_load_from_file (args[0], &hosts);
1726 fprintf (stderr, _("No hosts loaded. Need at least one host\n"));
1729 printf (_("Checking whether given hosts can start testbed. Please wait\n"));
1730 hc_handles = GNUNET_malloc (sizeof (struct
1731 GNUNET_TESTBED_HostHabitableCheckHandle *)
1733 for (nhost = 0; nhost < num_hosts; nhost++)
1735 if (NULL == (hc_handles[nhost] = GNUNET_TESTBED_is_host_habitable (hosts[nhost], config,
1737 &hc_handles[nhost])))
1740 for (nhost = 0; nhost < num_hosts; nhost++)
1741 if (NULL != hc_handles[nhost])
1742 GNUNET_TESTBED_is_host_habitable_cancel (hc_handles[nhost]);
1743 GNUNET_free (hc_handles);
1748 if (num_hosts != nhost)
1750 fprintf (stderr, _("Exiting\n"));
1751 shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
1756 fprintf (stderr, _("No configuration file given. Exiting\n"));
1757 shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
1762 GNUNET_CONFIGURATION_get_value_string (config, "REGEXPROFILER", "REGEX_PREFIX",
1765 fprintf (stderr, _("Configuration option (regex_prefix) missing. Exiting\n"));
1766 shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
1770 if ( (NULL != data_filename) &&
1771 (NULL == (data_file =
1772 GNUNET_DISK_file_open (data_filename,
1773 GNUNET_DISK_OPEN_READWRITE |
1774 GNUNET_DISK_OPEN_TRUNCATE |
1775 GNUNET_DISK_OPEN_CREATE,
1776 GNUNET_DISK_PERM_USER_READ |
1777 GNUNET_DISK_PERM_USER_WRITE))) )
1778 GNUNET_log_strerror_file (GNUNET_ERROR_TYPE_ERROR,
1781 if (GNUNET_YES != GNUNET_DISK_directory_test (args[1], GNUNET_YES))
1783 fprintf (stderr, _("Specified policies directory does not exist. Exiting.\n"));
1784 shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
1787 policy_dir = args[1];
1788 if (GNUNET_YES != GNUNET_DISK_file_test (args[2]))
1790 fprintf (stderr, _("No search strings file given. Exiting.\n"));
1791 shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
1794 nsearchstrs = load_search_strings (args[2], &search_strings, num_search_strings);
1795 if (num_search_strings != nsearchstrs)
1797 num_search_strings = nsearchstrs;
1798 fprintf (stderr, _("Error loading search strings. Given file does not contain enough strings. Exiting.\n"));
1799 shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
1802 if (0 >= num_search_strings || NULL == search_strings)
1804 fprintf (stderr, _("Error loading search strings. Exiting.\n"));
1805 shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
1809 for (i = 0; i < num_search_strings; i++)
1810 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "search string: %s\n", search_strings[i]);
1811 cfg = GNUNET_CONFIGURATION_dup (config);
1813 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
1814 (GNUNET_TIME_UNIT_SECONDS, 5), &do_abort,
1822 * @param argc argument count
1823 * @param argv argument values
1824 * @return 0 on success
1827 main (int argc, char *const *argv)
1829 static const struct GNUNET_GETOPT_CommandLineOption options[] = {
1830 {'d', "details", "FILENAME",
1831 gettext_noop ("name of the file for writing statistics"),
1832 1, &GNUNET_GETOPT_set_string, &data_filename},
1833 {'n', "num-links", "COUNT",
1834 gettext_noop ("create COUNT number of random links between peers"),
1835 GNUNET_YES, &GNUNET_GETOPT_set_uint, &linking_factor },
1836 {'t', "matching-timeout", "TIMEOUT",
1837 gettext_noop ("wait TIMEOUT before considering a string match as failed"),
1838 GNUNET_YES, &GNUNET_GETOPT_set_relative_time, &search_timeout },
1839 {'s', "search-delay", "DELAY",
1840 gettext_noop ("wait DELAY before starting string search"),
1841 GNUNET_YES, &GNUNET_GETOPT_set_relative_time, &search_delay },
1842 {'a', "num-search-strings", "COUNT",
1843 gettext_noop ("number of search strings to read from search strings file"),
1844 GNUNET_YES, &GNUNET_GETOPT_set_uint, &num_search_strings },
1845 {'p', "max-path-compression", "MAX_PATH_COMPRESSION",
1846 gettext_noop ("maximum path compression length"),
1847 1, &GNUNET_GETOPT_set_uint, &max_path_compression},
1848 {'i', "no-distributed-search", "",
1849 gettext_noop ("if this option is set, only one peer is responsible for searching all strings"),
1850 0, &GNUNET_GETOPT_set_one, &no_distributed_search},
1851 GNUNET_GETOPT_OPTION_END
1855 if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
1858 result = GNUNET_SYSERR;
1860 GNUNET_PROGRAM_run (argc, argv, "gnunet-regex-profiler [OPTIONS] hosts-file policy-dir search-strings-file",
1861 _("Profiler for regex/mesh"),
1862 options, &run, NULL);
1864 if (GNUNET_OK != ret)
1866 if (GNUNET_OK != result)