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3 (C) 2010,2011 Christian Grothoff (and other contributing authors)
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21 * @file ats/perf_ats_mlp
22 * @brief performance test for the MLP solver
23 * @author Christian Grothoff
24 * @author Matthias Wachs
28 #include "gnunet_util_lib.h"
29 #include "gnunet_statistics_service.h"
30 #include "gnunet-service-ats_addresses_mlp.h"
32 #define VERBOSE GNUNET_YES
33 #define VERBOSE_ARM GNUNET_NO
35 #define MLP_MAX_EXEC_DURATION GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 3)
36 #define MLP_MAX_ITERATIONS INT_MAX
39 #define DEF_ADDRESSES_PER_PEER 5
41 static unsigned int peers;
42 static unsigned int addresses;
44 struct PeerContext *p;
45 struct ATS_Address *a;
49 struct GNUNET_STATISTICS_Handle * stats;
51 struct GNUNET_CONTAINER_MultiHashMap * amap;
53 struct GAS_MLP_Handle *mlp;
55 struct GNUNET_STATISTICS_Handle * stats;
57 struct GNUNET_OS_Process *stats_proc;
59 GNUNET_SCHEDULER_TaskIdentifier shutdown_task;
63 struct GNUNET_PeerIdentity id;
76 struct GNUNET_ATS_Information *ats;
83 do_shutdown (void *cls,
84 const struct GNUNET_SCHEDULER_TaskContext *tc)
89 for (ca=0; ca < (peers * addresses); ca++)
91 GNUNET_free (a[ca].plugin);
92 GNUNET_free (a[ca].ats);
99 GNUNET_CONTAINER_multihashmap_destroy(amap);
100 GNUNET_free_non_null (a);
101 GNUNET_free_non_null (p);
103 GNUNET_STATISTICS_destroy (stats,GNUNET_NO);
105 if (NULL != stats_proc)
107 if (0 != GNUNET_OS_process_kill (stats_proc, SIGTERM))
108 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
109 if (GNUNET_OS_process_wait (stats_proc) != GNUNET_OK)
110 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
111 GNUNET_OS_process_close (stats_proc);
116 int stat_lp_it (void *cls, const char *subsystem,
117 const char *name, uint64_t value,
122 static long long unsigned lp_time;
123 static long long unsigned mlp_time;
125 if (0 == strcmp (name, "# LP execution time (ms)"))
127 if (0 == strcmp (name, "# MLP execution time (ms)"))
135 printf ("%u;%u;%llu;%llu\n",peers, addresses, lp_time, mlp_time);
136 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
137 GNUNET_SCHEDULER_cancel(shutdown_task);
138 shutdown_task = GNUNET_SCHEDULER_add_now(&do_shutdown, NULL);
143 int stat_ready_it (void *cls, const char *subsystem,
144 const char *name, uint64_t value,
150 struct GNUNET_CONFIGURATION_Handle *cfg = cls;
152 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Statistics service ready\n");
154 GNUNET_STATISTICS_watch (stats, "ats", "# LP execution time (ms)", &stat_lp_it, NULL);
155 GNUNET_STATISTICS_watch (stats, "ats", "# MLP execution time (ms)", &stat_lp_it, NULL);
157 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Setting up %u peers with %u addresses per peer\n", peers, addresses);
159 mlp = GAS_mlp_init (cfg, stats, MLP_MAX_EXEC_DURATION, MLP_MAX_ITERATIONS);
162 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to init MLP\n");
164 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
165 GNUNET_SCHEDULER_cancel(shutdown_task);
166 shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
173 addresses = DEF_ADDRESSES_PER_PEER;
175 p = GNUNET_malloc (peers * sizeof (struct ATS_Peer));
176 a = GNUNET_malloc (peers * addresses * sizeof (struct ATS_Address));
178 amap = GNUNET_CONTAINER_multihashmap_create(addresses * peers);
180 mlp->auto_solve = GNUNET_NO;
181 for (c=0; c < peers; c++)
183 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Setting up peer %u\n", c);
184 GNUNET_CRYPTO_hash_create_random(GNUNET_CRYPTO_QUALITY_WEAK, &p[c].id.hashPubKey);
186 for (c2=0; c2 < addresses; c2++)
188 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Setting up address %u for peer %u\n", c2, c);
189 /* Setting required information */
190 a[ca].mlp_information = NULL;
194 /* Setting address */
195 a[ca].peer = p[c].id;
196 a[ca].plugin = strdup("test");
197 a[ca].atsp_network_type = GNUNET_ATS_NET_LOOPBACK;
199 a[ca].ats = GNUNET_malloc (2 * sizeof (struct GNUNET_ATS_Information));
200 a[ca].ats[0].type = GNUNET_ATS_QUALITY_NET_DELAY;
201 a[ca].ats[0].value = 20;
202 a[ca].ats[1].type = GNUNET_ATS_QUALITY_NET_DISTANCE;
203 a[ca].ats[1].value = 2;
205 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Setting up address %u\n", ca);
206 GNUNET_CONTAINER_multihashmap_put (amap, &a[ca].peer.hashPubKey, &a[ca], GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
207 GAS_mlp_address_update(mlp, amap, &a[ca]);
211 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Problem contains %u peers and %u adresses\n", mlp->c_p, mlp->addr_in_problem);
213 GNUNET_assert (peers == mlp->c_p);
214 GNUNET_assert (peers * addresses == mlp->addr_in_problem);
216 /* Solving the problem */
217 if (GNUNET_OK == GAS_mlp_solve_problem(mlp))
218 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Problem solved successfully \n");
220 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Solving problem with %u peers and %u addresses failed\n", peers, addresses);
222 GNUNET_log ( GNUNET_ERROR_TYPE_WARNING, "Waiting for statistics\n");
229 check (void *cls, char *const *args, const char *cfgfile,
230 const struct GNUNET_CONFIGURATION_Handle *cfg)
233 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "GLPK not installed!");
238 stats_proc = GNUNET_OS_start_process (GNUNET_YES, NULL, NULL, "gnunet-service-statistics",
239 "gnunet-service-statistics", NULL);
241 if (NULL == stats_proc)
243 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to start statistics service \n");
245 if (GNUNET_SCHEDULER_NO_TASK != shutdown_task)
246 GNUNET_SCHEDULER_cancel(shutdown_task);
247 shutdown_task = GNUNET_SCHEDULER_add_now (&do_shutdown, NULL);
251 stats = GNUNET_STATISTICS_create("ats", cfg);
253 GNUNET_STATISTICS_watch (stats, "ats", "watch", &stat_ready_it, (void *) cfg);
254 GNUNET_STATISTICS_set(stats, "watch", 1, GNUNET_NO);
260 main (int argc, char *argv[])
263 static struct GNUNET_GETOPT_CommandLineOption options[] = {
264 {'a', "addresses", NULL,
265 gettext_noop ("addresses per peer"), 1,
266 &GNUNET_GETOPT_set_uint, &addresses},
268 gettext_noop ("peers"), 1,
269 &GNUNET_GETOPT_set_uint, &peers},
270 GNUNET_GETOPT_OPTION_END
274 GNUNET_PROGRAM_run (argc, argv,
275 "perf_ats_mlp", "nohelp", options,
282 /* end of file perf_ats_mlp.c */