2 This file is part of GNUnet.
3 (C) 2011 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
22 * @file src/transport/gnunet-transport.c
23 * @brief Tool to help configure, measure and control the transport subsystem.
24 * @author Christian Grothoff
25 * @author Nathan Evans
27 * This utility can be used to test if a transport mechanism for
28 * GNUnet is properly configured.
32 #include "gnunet_util_lib.h"
33 #include "gnunet_resolver_service.h"
34 #include "gnunet_protocols.h"
35 #include "gnunet_transport_service.h"
36 #include "gnunet_nat_lib.h"
39 * How long do we wait for the NAT test to report success?
40 * Should match NAT_SERVER_TIMEOUT in 'nat_test.c'.
42 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
43 #define RESOLUTION_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
44 #define OP_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
47 * Benchmarking block size in KB
53 * Which peer should we connect to?
58 * Handle to transport service.
60 static struct GNUNET_TRANSPORT_Handle *handle;
63 * Configuration handle
65 static struct GNUNET_CONFIGURATION_Handle *cfg;
70 struct GNUNET_TRANSPORT_TryConnectHandle * tc_handle;
75 static int benchmark_send;
80 static int benchmark_receive;
85 static int benchmark_receive;
90 static int iterate_connections;
95 static int test_configuration;
100 static int monitor_connects;
105 static int monitor_connections;
110 static int try_connect;
118 * Global return value (0 success).
123 * Current number of connections in monitor mode
125 static int monitor_connect_counter;
128 * Number of bytes of traffic we received so far.
130 static unsigned long long traffic_received;
133 * Number of bytes of traffic we sent so far.
135 static unsigned long long traffic_sent;
138 * Starting time of transmitting/receiving data.
140 static struct GNUNET_TIME_Absolute start_time;
143 * Handle for current transmission request.
145 static struct GNUNET_TRANSPORT_TransmitHandle *th;
150 struct GNUNET_TRANSPORT_PeerIterateContext *pic;
153 * Identity of the peer we transmit to / connect to.
154 * (equivalent to 'cpid' string).
156 static struct GNUNET_PeerIdentity pid;
159 * Task scheduled for cleanup / termination of the process.
161 static GNUNET_SCHEDULER_TaskIdentifier end;
164 * Task for operation timeout
166 static GNUNET_SCHEDULER_TaskIdentifier op_timeout;
169 * Selected level of verbosity.
171 static int verbosity;
174 * Resolver process handle.
176 struct GNUNET_OS_Process *resolver;
179 * Number of tasks running that still need the resolver.
181 static unsigned int resolver_users;
184 * Number of address resolutions pending
186 static unsigned int address_resolutions;
189 * Address resolutions pending in progress
191 static unsigned int address_resolution_in_progress;
194 * Context for a plugin test.
200 * Handle to the active NAT test.
202 struct GNUNET_NAT_Test *tst;
205 * Task identifier for the timeout.
207 GNUNET_SCHEDULER_TaskIdentifier tsk;
210 * Name of plugin under test.
218 * Task run in monitor mode when the user presses CTRL-C to abort.
219 * Stops monitoring activity.
221 * @param cls the 'struct GNUNET_TRANSPORT_PeerIterateContext *'
222 * @param tc scheduler context
225 shutdown_task (void *cls,
226 const struct GNUNET_SCHEDULER_TaskContext *tc)
228 struct GNUNET_TIME_Relative duration;
229 end = GNUNET_SCHEDULER_NO_TASK;
230 if (GNUNET_SCHEDULER_NO_TASK != op_timeout)
232 GNUNET_SCHEDULER_cancel (op_timeout);
233 op_timeout = GNUNET_SCHEDULER_NO_TASK;
235 if (NULL != tc_handle)
237 GNUNET_TRANSPORT_try_connect_cancel (tc_handle);
242 GNUNET_TRANSPORT_peer_get_active_addresses_cancel (pic);
247 GNUNET_TRANSPORT_notify_transmit_ready_cancel(th);
252 GNUNET_TRANSPORT_disconnect(handle);
257 duration = GNUNET_TIME_absolute_get_duration (start_time);
258 FPRINTF (stdout, _("Transmitted %llu bytes/s (%llu bytes in %s)\n"),
259 1000LL * 1000LL * traffic_sent / (1 + duration.rel_value_us), traffic_sent,
260 GNUNET_STRINGS_relative_time_to_string (duration, GNUNET_YES));
262 if (benchmark_receive)
264 duration = GNUNET_TIME_absolute_get_duration (start_time);
265 FPRINTF (stdout, _("Received %llu bytes/s (%llu bytes in %s)\n"),
266 1000LL * 1000LL * traffic_received / (1 + duration.rel_value_us),
268 GNUNET_STRINGS_relative_time_to_string (duration, GNUNET_YES));
273 static struct ResolutionContext *rc_head;
274 static struct ResolutionContext *rc_tail;
276 struct ResolutionContext
278 struct ResolutionContext *next;
279 struct ResolutionContext *prev;
280 struct GNUNET_HELLO_Address *addrcp;
281 struct GNUNET_TRANSPORT_AddressToStringContext *asc;
287 operation_timeout (void *cls,
288 const struct GNUNET_SCHEDULER_TaskContext *tc)
290 struct ResolutionContext *cur;
291 struct ResolutionContext *next;
292 op_timeout = GNUNET_SCHEDULER_NO_TASK;
293 if ((try_connect) || (benchmark_send) ||
296 FPRINTF (stdout, _("Failed to connect to `%s'\n"), GNUNET_i2s_full (&pid));
297 if (GNUNET_SCHEDULER_NO_TASK != end)
298 GNUNET_SCHEDULER_cancel (end);
299 end = GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
303 if (iterate_connections)
306 while (NULL != (cur = next))
309 FPRINTF (stdout, _("Failed to resolve address for peer `%s'\n"),
310 GNUNET_i2s (&cur->addrcp->peer));
312 GNUNET_CONTAINER_DLL_remove (rc_head, rc_tail, cur);
313 GNUNET_TRANSPORT_address_to_string_cancel (cur->asc);
314 GNUNET_free (cur->addrcp);
318 FPRINTF (stdout, "%s", _("Failed to list connections, timeout occured\n"));
319 if (GNUNET_SCHEDULER_NO_TASK != end)
320 GNUNET_SCHEDULER_cancel (end);
321 end = GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
331 * Display the result of the test.
333 * @param tc test context
334 * @param result #GNUNET_YES on success
337 display_test_result (struct TestContext *tc, int result)
339 if (GNUNET_YES != result)
341 FPRINTF (stderr, "Configuration for plugin `%s' did not work!\n", tc->name);
345 FPRINTF (stderr, "Configuration for plugin `%s' is working!\n", tc->name);
347 if (GNUNET_SCHEDULER_NO_TASK != tc->tsk)
349 GNUNET_SCHEDULER_cancel (tc->tsk);
350 tc->tsk = GNUNET_SCHEDULER_NO_TASK;
354 GNUNET_NAT_test_stop (tc->tst);
359 if ((0 == resolver_users) && (NULL != resolver))
361 GNUNET_break (0 == GNUNET_OS_process_kill (resolver, GNUNET_TERM_SIG));
362 GNUNET_OS_process_destroy (resolver);
369 * Function called by NAT on success.
370 * Clean up and update GUI (with success).
372 * @param cls test context
373 * @param success currently always #GNUNET_OK
376 result_callback (void *cls, int success)
378 struct TestContext *tc = cls;
380 display_test_result (tc, success);
385 * Function called if NAT failed to confirm success.
386 * Clean up and update GUI (with failure).
388 * @param cls test context
389 * @param tc scheduler callback
392 fail_timeout (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
394 struct TestContext *tstc = cls;
396 tstc->tsk = GNUNET_SCHEDULER_NO_TASK;
397 display_test_result (tstc, GNUNET_NO);
402 * Test our plugin's configuration (NAT traversal, etc.).
404 * @param cfg configuration to test
407 do_test_configuration (const struct GNUNET_CONFIGURATION_Handle *cfg)
411 unsigned long long bnd_port;
412 unsigned long long adv_port;
413 struct TestContext *tc;
417 GNUNET_CONFIGURATION_get_value_string (cfg, "transport", "plugins",
423 ("No transport plugins configured, peer will never communicate\n"));
427 for (tok = strtok (plugins, " "); tok != NULL; tok = strtok (NULL, " "))
429 char section[12 + strlen (tok)];
431 GNUNET_snprintf (section, sizeof (section), "transport-%s", tok);
433 GNUNET_CONFIGURATION_get_value_number (cfg, section, "PORT", &bnd_port))
436 _("No port configured for plugin `%s', cannot test it\n"), tok);
440 GNUNET_CONFIGURATION_get_value_number (cfg, section, "ADVERTISED_PORT",
443 if (NULL == resolver)
445 binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-resolver");
447 GNUNET_OS_start_process (GNUNET_YES, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL,
449 "gnunet-service-resolver", NULL);
450 GNUNET_free (binary);
453 GNUNET_RESOLVER_connect (cfg);
454 tc = GNUNET_new (struct TestContext);
455 tc->name = GNUNET_strdup (tok);
457 GNUNET_NAT_test_start (cfg,
460 "udp")) ? GNUNET_NO : GNUNET_YES,
461 (uint16_t) bnd_port, (uint16_t) adv_port,
462 &result_callback, tc);
465 display_test_result (tc, GNUNET_SYSERR);
468 tc->tsk = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &fail_timeout, tc);
470 GNUNET_free (plugins);
475 * Function called to notify a client about the socket
476 * begin ready to queue more data. @a buf will be
477 * NULL and @a size zero if the socket was closed for
478 * writing in the meantime.
481 * @param size number of bytes available in @a buf
482 * @param buf where the callee should write the message
483 * @return number of bytes written to @a buf
486 transmit_data (void *cls, size_t size, void *buf)
488 struct GNUNET_MessageHeader *m = buf;
490 if ((NULL == buf) || (0 == size))
496 GNUNET_assert (size >= sizeof (struct GNUNET_MessageHeader));
497 GNUNET_assert (size < GNUNET_SERVER_MAX_MESSAGE_SIZE);
498 m->size = ntohs (size);
499 m->type = ntohs (GNUNET_MESSAGE_TYPE_DUMMY);
500 memset (&m[1], 52, size - sizeof (struct GNUNET_MessageHeader));
501 traffic_sent += size;
502 th = GNUNET_TRANSPORT_notify_transmit_ready (handle, &pid, BLOCKSIZE * 1024, 0,
503 GNUNET_TIME_UNIT_FOREVER_REL,
504 &transmit_data, NULL);
506 FPRINTF (stdout, _("Transmitting %u bytes to %s\n"), (unsigned int) size,
513 * Function called to notify transport users that another
514 * peer connected to us.
517 * @param peer the peer that connected
520 notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer)
522 if (0 != memcmp (&pid, peer, sizeof (struct GNUNET_PeerIdentity)))
527 /* all done, terminate instantly */
529 _("Successfully connected to `%s'\n"),
530 GNUNET_i2s_full (peer));
533 if (GNUNET_SCHEDULER_NO_TASK != op_timeout)
535 GNUNET_SCHEDULER_cancel (op_timeout);
536 op_timeout = GNUNET_SCHEDULER_NO_TASK;
539 if (GNUNET_SCHEDULER_NO_TASK != end)
540 GNUNET_SCHEDULER_cancel (end);
541 end = GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
546 if (GNUNET_SCHEDULER_NO_TASK != op_timeout)
548 GNUNET_SCHEDULER_cancel (op_timeout);
549 op_timeout = GNUNET_SCHEDULER_NO_TASK;
552 FPRINTF (stdout, _("Successfully connected to `%s', starting to send benchmark data in %u Kb blocks\n"),
553 GNUNET_i2s (&pid), BLOCKSIZE);
554 start_time = GNUNET_TIME_absolute_get ();
556 th = GNUNET_TRANSPORT_notify_transmit_ready (handle, peer,
558 GNUNET_TIME_UNIT_FOREVER_REL,
559 &transmit_data, NULL);
568 * Function called to notify transport users that another
569 * peer disconnected from us.
572 * @param peer the peer that disconnected
575 notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
577 if (0 != memcmp (&pid, peer, sizeof (struct GNUNET_PeerIdentity)))
582 GNUNET_TRANSPORT_notify_transmit_ready_cancel (th);
587 FPRINTF (stdout, _("Disconnected from peer `%s' while benchmarking\n"), GNUNET_i2s (&pid));
588 if (GNUNET_SCHEDULER_NO_TASK != end)
589 GNUNET_SCHEDULER_cancel (end);
595 * Function called to notify transport users that another
596 * peer connected to us.
599 * @param peer the peer that connected
602 monitor_notify_connect (void *cls, const struct GNUNET_PeerIdentity *peer)
604 monitor_connect_counter ++;
605 struct GNUNET_TIME_Absolute now = GNUNET_TIME_absolute_get();
606 const char *now_str = GNUNET_STRINGS_absolute_time_to_string (now);
609 _("%24s: %-17s %4s (%u connections in total)\n"),
613 monitor_connect_counter);
618 * Function called to notify transport users that another
619 * peer disconnected from us.
622 * @param peer the peer that disconnected
625 monitor_notify_disconnect (void *cls, const struct GNUNET_PeerIdentity *peer)
627 struct GNUNET_TIME_Absolute now = GNUNET_TIME_absolute_get();
628 const char *now_str = GNUNET_STRINGS_absolute_time_to_string (now);
630 GNUNET_assert (monitor_connect_counter > 0);
631 monitor_connect_counter --;
634 _("%24s: %-17s %4s (%u connections in total)\n"),
636 _("Disconnected from"),
638 monitor_connect_counter);
644 * Function called by the transport for each received message.
647 * @param peer (claimed) identity of the other peer
648 * @param message the message
651 notify_receive (void *cls, const struct GNUNET_PeerIdentity *peer,
652 const struct GNUNET_MessageHeader *message)
654 if (benchmark_receive)
656 if (GNUNET_MESSAGE_TYPE_DUMMY != ntohs (message->type))
660 _("Received %u bytes from %s\n"),
661 (unsigned int) ntohs (message->size), GNUNET_i2s (peer));
663 if (traffic_received == 0)
664 start_time = GNUNET_TIME_absolute_get ();
665 traffic_received += ntohs (message->size);
672 resolve_address (const struct GNUNET_HELLO_Address *address,
677 process_string (void *cls, const char *address)
679 struct ResolutionContext *rc = cls;
680 struct GNUNET_HELLO_Address *addrcp = rc->addrcp;
685 _("Peer `%s': %s %s\n"),
686 GNUNET_i2s (&addrcp->peer),
687 addrcp->transport_name,
689 rc->printed = GNUNET_YES;
694 GNUNET_assert (address_resolutions > 0);
695 address_resolutions --;
696 if (GNUNET_NO == rc->printed)
698 if (numeric == GNUNET_NO)
700 resolve_address (rc->addrcp, GNUNET_YES ); /* Failed to resolve address, try numeric lookup */
704 _("Peer `%s': %s <unable to resolve address>\n"),
705 GNUNET_i2s (&addrcp->peer),
706 addrcp->transport_name);
708 GNUNET_free (rc->addrcp);
709 GNUNET_CONTAINER_DLL_remove (rc_head, rc_tail, rc);
711 if ((0 == address_resolutions) && (iterate_connections))
713 if (GNUNET_SCHEDULER_NO_TASK != end)
715 GNUNET_SCHEDULER_cancel (end);
716 end = GNUNET_SCHEDULER_NO_TASK;
718 if (GNUNET_SCHEDULER_NO_TASK != op_timeout)
720 GNUNET_SCHEDULER_cancel (op_timeout);
721 op_timeout = GNUNET_SCHEDULER_NO_TASK;
724 end = GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
731 resolve_address (const struct GNUNET_HELLO_Address *address,
734 struct ResolutionContext *rc;
736 rc = GNUNET_new (struct ResolutionContext);
737 GNUNET_assert (NULL != rc);
738 GNUNET_CONTAINER_DLL_insert (rc_head, rc_tail, rc);
739 address_resolutions ++;
741 rc->addrcp = GNUNET_HELLO_address_copy(address);
742 rc->printed = GNUNET_NO;
743 /* Resolve address to string */
744 rc->asc = GNUNET_TRANSPORT_address_to_string (cfg, address, numeric,
745 RESOLUTION_TIMEOUT, &process_string,
750 * Function to call with a binary address
753 * @param peer identity of the peer
754 * @param address binary address (NULL on disconnect)
757 process_address (void *cls, const struct GNUNET_PeerIdentity *peer,
758 const struct GNUNET_HELLO_Address *address)
763 address_resolution_in_progress = GNUNET_NO;
765 if (GNUNET_SCHEDULER_NO_TASK != end)
766 GNUNET_SCHEDULER_cancel (end);
767 end = GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
772 FPRINTF (stdout, _("Peer `%s' disconnected\n"), GNUNET_i2s (peer));
776 if (GNUNET_SCHEDULER_NO_TASK != op_timeout)
777 GNUNET_SCHEDULER_cancel (op_timeout);
778 op_timeout = GNUNET_SCHEDULER_add_delayed (OP_TIMEOUT,
779 &operation_timeout, NULL);
781 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received address for peer `%s': %s\n",
782 GNUNET_i2s (peer), address->transport_name);
783 resolve_address (address, numeric);
788 try_connect_cb (void *cls,
791 static int retries = 0;
792 if (GNUNET_OK == result)
799 tc_handle = GNUNET_TRANSPORT_try_connect (handle, &pid, try_connect_cb, NULL);
802 FPRINTF (stderr, "%s", _("Failed to send connect request to transport service\n"));
803 if (GNUNET_SCHEDULER_NO_TASK != end)
804 GNUNET_SCHEDULER_cancel (end);
806 end = GNUNET_SCHEDULER_add_now (&shutdown_task, NULL);
813 * Function called with the result of the check if the 'transport'
814 * service is running.
816 * @param cls closure with our configuration
817 * @param result #GNUNET_YES if transport is running
820 testservice_task (void *cls,
826 if (GNUNET_YES != result)
829 _("Service `%s' is not running\n"), "transport");
833 if ( (NULL != cpid) &&
834 (GNUNET_OK != GNUNET_CRYPTO_eddsa_public_key_from_string (cpid,
838 FPRINTF (stderr, _("Failed to parse peer identity `%s'\n"), cpid);
842 counter = benchmark_send + benchmark_receive + iterate_connections +
843 monitor_connections + monitor_connects + try_connect;
848 _("Multiple operations given. Please choose only one operation: %s, %s, %s, %s, %s, %s\n"),
849 "connect", "benchmark send", "benchmark receive", "information", "monitor", "events");
855 _("No operation given. Please choose one operation: %s, %s, %s, %s, %s, %s\n"),
856 "connect", "benchmark send", "benchmark receive", "information", "monitor", "events");
860 if (try_connect) /* -C: Connect to peer */
865 _("Option `%s' makes no sense without option `%s'.\n"),
870 handle = GNUNET_TRANSPORT_connect (cfg, NULL, NULL,
878 _("Failed to connect to transport service\n"));
882 tc_handle = GNUNET_TRANSPORT_try_connect (handle, &pid, try_connect_cb, NULL);
883 if (NULL == tc_handle)
887 _("Failed to send request to transport service\n"));
891 op_timeout = GNUNET_SCHEDULER_add_delayed (OP_TIMEOUT,
892 &operation_timeout, NULL);
895 else if (benchmark_send) /* -s: Benchmark sending */
899 FPRINTF (stderr, _("Option `%s' makes no sense without option `%s'.\n"),
904 handle = GNUNET_TRANSPORT_connect (cfg, NULL, NULL,
910 FPRINTF (stderr, "%s", _("Failed to connect to transport service\n"));
914 tc_handle = GNUNET_TRANSPORT_try_connect (handle, &pid, try_connect_cb, NULL);
915 if (NULL == tc_handle)
917 FPRINTF (stderr, "%s", _("Failed to send request to transport service\n"));
921 start_time = GNUNET_TIME_absolute_get ();
922 op_timeout = GNUNET_SCHEDULER_add_delayed (OP_TIMEOUT,
923 &operation_timeout, NULL);
925 else if (benchmark_receive) /* -b: Benchmark receiving */
928 GNUNET_TRANSPORT_connect (cfg, NULL, NULL, ¬ify_receive,
932 FPRINTF (stderr, "%s", _("Failed to connect to transport service\n"));
937 FPRINTF (stdout, "%s", _("Starting to receive benchmark data\n"));
938 start_time = GNUNET_TIME_absolute_get ();
941 else if (iterate_connections) /* -i: List all active addresses once */
943 address_resolution_in_progress = GNUNET_YES;
944 pic = GNUNET_TRANSPORT_peer_get_active_addresses (cfg,
945 (NULL == cpid) ? NULL : &pid,
948 &process_address, (void *) cfg);
949 op_timeout = GNUNET_SCHEDULER_add_delayed (OP_TIMEOUT,
950 &operation_timeout, NULL);
952 else if (monitor_connections) /* -m: List all active addresses continously */
954 address_resolution_in_progress = GNUNET_YES;
955 pic = GNUNET_TRANSPORT_peer_get_active_addresses (cfg,
956 (NULL == cpid) ? NULL : &pid,
959 &process_address, (void *) cfg);
961 else if (monitor_connects) /* -e : Monitor (dis)connect events continously */
963 monitor_connect_counter = 0;
964 handle = GNUNET_TRANSPORT_connect (cfg, NULL, NULL, NULL,
965 &monitor_notify_connect,
966 &monitor_notify_disconnect);
969 FPRINTF (stderr, "%s", _("Failed to connect to transport service\n"));
981 end = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
989 * Main function that will be run by the scheduler.
992 * @param args remaining command-line arguments
993 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
994 * @param mycfg configuration
997 run (void *cls, char *const *args, const char *cfgfile,
998 const struct GNUNET_CONFIGURATION_Handle *mycfg)
1000 cfg = (struct GNUNET_CONFIGURATION_Handle *) mycfg;
1001 if (test_configuration)
1003 do_test_configuration (cfg);
1006 GNUNET_CLIENT_service_test ("transport", cfg,
1007 GNUNET_TIME_UNIT_SECONDS,
1014 main (int argc, char *const *argv)
1017 static const struct GNUNET_GETOPT_CommandLineOption options[] = {
1018 {'b', "benchmark", NULL,
1019 gettext_noop ("measure how fast we are receiving data from all peers (until CTRL-C)"),
1020 0, &GNUNET_GETOPT_set_one, &benchmark_receive},
1021 {'C', "connect", NULL,
1022 gettext_noop ("connect to a peer"),
1023 0, &GNUNET_GETOPT_set_one, &try_connect},
1024 {'i', "information", NULL,
1025 gettext_noop ("provide information about all current connections (once)"),
1026 0, &GNUNET_GETOPT_set_one, &iterate_connections},
1027 {'m', "monitor", NULL,
1028 gettext_noop ("provide information about all current connections (continuously)"),
1029 0, &GNUNET_GETOPT_set_one, &monitor_connections},
1030 {'e', "events", NULL,
1031 gettext_noop ("provide information about all connects and disconnect events (continuously)"),
1032 0, &GNUNET_GETOPT_set_one, &monitor_connects},
1033 {'n', "numeric", NULL,
1034 gettext_noop ("do not resolve hostnames"),
1035 0, &GNUNET_GETOPT_set_one, &numeric},
1036 {'p', "peer", "PEER",
1037 gettext_noop ("peer identity"),
1038 1, &GNUNET_GETOPT_set_string, &cpid},
1041 ("send data for benchmarking to the other peer (until CTRL-C)"),
1042 0, &GNUNET_GETOPT_set_one, &benchmark_send},
1044 gettext_noop ("test transport configuration (involves external server)"),
1045 0, &GNUNET_GETOPT_set_one, &test_configuration},
1046 GNUNET_GETOPT_OPTION_VERBOSE (&verbosity),
1047 GNUNET_GETOPT_OPTION_END
1050 if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
1053 res = GNUNET_PROGRAM_run (argc, argv, "gnunet-transport",
1055 ("Direct access to transport service."), options,
1057 GNUNET_free ((void *) argv);
1058 if (GNUNET_OK == res)
1064 /* end of gnunet-transport.c */