2 This file is part of GNUnet.
3 (C) 2001, 2002, 2004, 2005, 2006, 2007, 2009 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
10 GNUnet is distributed in the hope that it will be useful, but
11 WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
22 * @file ats-tool/gnunet-ats.c
23 * @brief ATS command line tool
24 * @author Matthias Wachs
27 #include "gnunet_util_lib.h"
28 #include "gnunet_ats_service.h"
29 #include "gnunet_transport_service.h"
31 #define TIMEOUT GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 5)
38 static int resolve_addresses_numeric;
42 * For which peer should we change preference values?
46 static char *type_str;
47 static unsigned int value;
50 * Print verbose ATS information
55 * List only addresses currently used (active)
65 static struct GNUNET_ATS_PerformanceHandle *ph;
67 static struct GNUNET_CONFIGURATION_Handle *cfg;
69 GNUNET_SCHEDULER_TaskIdentifier end_task;
71 struct PendingResolutions
73 struct PendingResolutions *next;
74 struct PendingResolutions *prev;
76 struct GNUNET_HELLO_Address *address;
77 struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out;
78 struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in;
80 struct GNUNET_ATS_Information *ats;
83 struct GNUNET_TRANSPORT_AddressToStringContext * tats_ctx;
86 struct PendingResolutions *head;
87 struct PendingResolutions *tail;
89 void transport_addr_to_str_cb (void *cls, const char *address)
91 struct PendingResolutions * pr = cls;
94 char *ats_prop_arr[GNUNET_ATS_PropertyCount] = GNUNET_ATS_PropertyStrings;
95 char *ats_net_arr[GNUNET_ATS_NetworkTypeCount] = GNUNET_ATS_NetworkTypeString;
103 ats_str = GNUNET_strdup("");
106 for (c = 0; c < pr->ats_count; c++)
110 ats_type = ntohl(pr->ats[c].type);
111 ats_value = ntohl(pr->ats[c].value);
113 if (ats_type > GNUNET_ATS_PropertyCount)
120 case GNUNET_ATS_NETWORK_TYPE:
121 if (ats_value > GNUNET_ATS_NetworkTypeCount)
126 GNUNET_asprintf (&ats_prop_value, "%s", ats_net_arr[ats_value]);
129 GNUNET_asprintf (&ats_prop_value, "%u", ats_value);
133 GNUNET_asprintf (&ats_str, "%s%s=%s, ", ats_tmp, ats_prop_arr[ats_type] , ats_prop_value);
134 GNUNET_free (ats_tmp);
135 GNUNET_free (ats_prop_value);
139 fprintf (stderr, _("Peer `%s' plugin `%s', address `%s', bw out: %u Bytes/s, bw in %u Bytes/s, %s\n"),
140 GNUNET_i2s (&pr->address->peer), pr->address->transport_name, address,
141 ntohl (pr->bandwidth_out.value__), ntohl (pr->bandwidth_in.value__),ats_str);
142 GNUNET_free (ats_str);
147 GNUNET_CONTAINER_DLL_remove (head, tail, pr);
148 GNUNET_free (pr->address);
154 void ats_perf_cb (void *cls,
156 GNUNET_HELLO_Address *
159 GNUNET_BANDWIDTH_Value32NBO
162 GNUNET_BANDWIDTH_Value32NBO
165 GNUNET_ATS_Information *
166 ats, uint32_t ats_count)
168 struct PendingResolutions * pr;
170 pr = GNUNET_malloc (sizeof (struct PendingResolutions) +
171 ats_count * sizeof (struct GNUNET_ATS_Information));
173 pr->ats_count = ats_count;
174 pr->ats = (struct GNUNET_ATS_Information *) &pr[1];
176 memcpy (pr->ats, ats, ats_count * sizeof (struct GNUNET_ATS_Information));
177 pr->address = GNUNET_HELLO_address_copy (address);
178 pr->bandwidth_in = bandwidth_in;
179 pr->bandwidth_out = bandwidth_out;
180 pr->tats_ctx = GNUNET_TRANSPORT_address_to_string(cfg, address,
181 resolve_addresses_numeric, GNUNET_TIME_UNIT_FOREVER_REL, transport_addr_to_str_cb, pr);
182 GNUNET_CONTAINER_DLL_insert (head, tail, pr);
187 const struct GNUNET_SCHEDULER_TaskContext *tc)
189 struct PendingResolutions * pr;
190 struct PendingResolutions * next;
191 unsigned int pending;
193 GNUNET_ATS_performance_done (ph);
198 while (NULL != (pr = next))
201 GNUNET_CONTAINER_DLL_remove (head, tail, pr);
202 GNUNET_TRANSPORT_address_to_string_cancel (pr->tats_ctx);
203 GNUNET_free (pr->address);
208 fprintf (stderr, _("%u address resolutions had a timeout\n"), pending);
210 fprintf (stderr, _("ATS returned results for %u addresses\n"), results);
214 void testservice_ats (void *cls,
215 const struct GNUNET_SCHEDULER_TaskContext *tc)
217 struct GNUNET_PeerIdentity pid;
218 struct GNUNET_CONFIGURATION_Handle *cfg = cls;
222 if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_TIMEOUT))
224 FPRINTF (stderr, _("Service `%s' is not running\n"), "ats");
228 if ((GNUNET_YES == list_all) && (GNUNET_YES ==list_used))
230 FPRINTF (stderr, _("Please select one operation : %s or %s \n"),"--used", "--all");
234 if ((GNUNET_NO == list_all) && (GNUNET_NO == list_used))
235 list_used = GNUNET_YES; /* set default */
238 if (GNUNET_YES == list_all)
240 FPRINTF (stderr, _("NOT YET IMPLEMENTED\n"));
247 if (GNUNET_OK != GNUNET_CRYPTO_hash_from_string (pid_str, &pid.hashPubKey))
249 FPRINTF (stderr, _("Failed to parse peer identity `%s'\n"), pid_str);
252 if (NULL == type_str)
254 FPRINTF (stderr, "%s", _("Type required\n"));
258 for (c = 0; c<strlen(type_str); c++)
259 if (isupper (type_str[c]))
260 type_str[c] = tolower (type_str[c]);
263 if (0 == strcasecmp("latency", type_str))
264 type = GNUNET_ATS_PREFERENCE_LATENCY;
265 else if (0 == strcasecmp("bandwidth", type_str))
266 type = GNUNET_ATS_PREFERENCE_BANDWIDTH;
269 FPRINTF (stderr, "%s", _("Type required\n"));
274 ph = GNUNET_ATS_performance_init (cfg, NULL, NULL);
276 fprintf (stderr, _("Cannot connect to ATS service, exiting...\n"));
278 GNUNET_ATS_change_preference (ph, &pid, type, (double) value, GNUNET_ATS_PREFERENCE_END);
280 end_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS, &end, NULL);
284 ph = GNUNET_ATS_performance_init (cfg, ats_perf_cb, NULL);
286 fprintf (stderr, _("Cannot connect to ATS service, exiting...\n"));
288 if (GNUNET_NO == monitor)
289 end_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end, NULL);
291 end_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL, &end, NULL);
299 * Main function that will be run by the scheduler.
302 * @param args remaining command-line arguments
303 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
304 * @param my_cfg configuration
307 run (void *cls, char *const *args, const char *cfgfile,
308 const struct GNUNET_CONFIGURATION_Handle *my_cfg)
310 cfg = (struct GNUNET_CONFIGURATION_Handle *) my_cfg;
311 GNUNET_CLIENT_service_test ("ats", cfg,
321 * @param argc number of arguments from the command line
322 * @param argv command line arguments
323 * @return 0 ok, 1 on error
326 main (int argc, char *const *argv)
329 resolve_addresses_numeric = GNUNET_NO;
331 list_all = GNUNET_NO;
332 list_used = GNUNET_NO;
334 static const struct GNUNET_GETOPT_CommandLineOption options[] = {
336 gettext_noop ("get list of active addresses currently used"),
337 0, &GNUNET_GETOPT_set_one, &list_used},
339 gettext_noop ("get list of all active addresses"),
340 0, &GNUNET_GETOPT_set_one, &list_all},
341 {'n', "numeric", NULL,
342 gettext_noop ("do not resolve IP addresses to hostnames"),
343 0, &GNUNET_GETOPT_set_one, &resolve_addresses_numeric},
344 {'m', "monitor", NULL,
345 gettext_noop ("monitor mode"),
346 0, &GNUNET_GETOPT_set_one, &monitor},
347 {'p', "preference", "PEER",
348 gettext_noop ("set preference for the given peer"),
349 1, &GNUNET_GETOPT_set_string, &pid_str},
350 {'t', "type", "TYPE",
351 gettext_noop ("preference type to set: latency | bandwidth"),
352 1, &GNUNET_GETOPT_set_string, &type_str},
353 {'k', "value", "VALUE",
354 gettext_noop ("preference value"),
355 1, &GNUNET_GETOPT_set_uint, &value},
356 {'V', "verbose", NULL,
357 gettext_noop ("verbose output (include ATS address properties)"),
358 0, &GNUNET_GETOPT_set_one, &verbose},
359 GNUNET_GETOPT_OPTION_END
362 if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
365 res = GNUNET_PROGRAM_run (argc, argv, "gnunet-ats",
366 gettext_noop ("Print information about ATS state"), options, &run,
368 GNUNET_free_non_null (pid_str);
369 GNUNET_free_non_null (type_str);
370 GNUNET_free ((void *) argv);
372 if (GNUNET_OK == res)
379 /* end of gnunet-ats.c */