2 This file is part of GNUnet.
3 (C) 2010,2011 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.
21 * @file ats/test_ats_mlp.c
22 * @brief 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_ats_service.h"
31 #include "gnunet-service-ats_addresses_mlp.h"
33 #define VERBOSE GNUNET_YES
34 #define VERBOSE_ARM GNUNET_NO
36 #define MLP_MAX_EXEC_DURATION GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 3)
37 #define MLP_MAX_ITERATIONS INT_MAX
42 struct GNUNET_STATISTICS_Handle * stats;
44 struct GNUNET_CONTAINER_MultiHashMap * addresses;
46 struct GAS_MLP_Handle *mlp;
50 create_address (struct ATS_Address *addr, char * plugin, int ats_count, struct GNUNET_ATS_Information *ats)
52 addr->mlp_information = NULL;
55 addr->plugin = strdup (plugin);
56 addr->ats_count = ats_count;
61 set_ats (struct GNUNET_ATS_Information *ats, uint32_t type, uint32_t value)
68 check (void *cls, char *const *args, const char *cfgfile,
69 const struct GNUNET_CONFIGURATION_Handle *cfg)
72 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "GLPK not installed!");
76 struct ATS_Address addr[10];
77 struct ATS_PreferedAddress *res[10];
78 struct MLP_information *mlpi;
79 struct GAS_MLP_SolutionContext ctx;
81 stats = GNUNET_STATISTICS_create("ats", cfg);
83 addresses = GNUNET_CONTAINER_multihashmap_create (10);
85 mlp = GAS_mlp_init (cfg, NULL, MLP_MAX_EXEC_DURATION, MLP_MAX_ITERATIONS);
86 mlp->auto_solve = GNUNET_NO;
88 struct GNUNET_PeerIdentity p[10];
91 GNUNET_CRYPTO_hash_create_random(GNUNET_CRYPTO_QUALITY_WEAK, &p[0].hashPubKey);
93 /* Creating peer 1 address 1 */
94 addr[0].peer.hashPubKey = p[0].hashPubKey;
95 struct GNUNET_ATS_Information a1_ats[3];
96 set_ats (&a1_ats[0], GNUNET_ATS_QUALITY_NET_DISTANCE, 1);
97 set_ats (&a1_ats[1], GNUNET_ATS_QUALITY_NET_DELAY, 0);
98 set_ats (&a1_ats[2], GNUNET_ATS_ARRAY_TERMINATOR, 0);
99 create_address (&addr[0], "dummy", 3, &a1_ats[0]);
100 addr[0].atsp_network_type = GNUNET_ATS_NET_LAN;
102 GNUNET_CONTAINER_multihashmap_put(addresses, &addr[0].peer.hashPubKey, &addr[0], GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
104 /* Add peer 1 address 1 */
105 GAS_mlp_address_update (mlp, addresses, &addr[0]);
106 mlpi = addr[0].mlp_information;
108 GNUNET_assert (mlp != NULL);
109 GNUNET_assert (mlp->addr_in_problem == 1);
111 /* Update an peer 1 address 1 */
112 set_ats (&a1_ats[1], GNUNET_ATS_QUALITY_NET_DELAY, 20);
113 GAS_mlp_address_update (mlp, addresses, &addr[0]);
114 GNUNET_assert (mlp->addr_in_problem == 1);
117 /* Update an peer 1 address 1 */
118 set_ats (&a1_ats[1], GNUNET_ATS_QUALITY_NET_DELAY, 10);
119 GAS_mlp_address_update (mlp, addresses, &addr[0]);
120 GNUNET_assert (mlp->addr_in_problem == 1);
122 /* Update an peer 1 address 1 */
123 set_ats (&a1_ats[1], GNUNET_ATS_QUALITY_NET_DELAY, 10);
124 GAS_mlp_address_update (mlp, addresses, &addr[0]);
125 GNUNET_assert (mlp->addr_in_problem == 1);
127 /* Update an peer 1 address 1 */
128 set_ats (&a1_ats[1], GNUNET_ATS_QUALITY_NET_DELAY, 30);
129 GAS_mlp_address_update (mlp, addresses, &addr[0]);
130 GNUNET_assert (mlp->addr_in_problem == 1);
133 GNUNET_assert (GNUNET_OK == GAS_mlp_solve_problem(mlp, &ctx));
134 GNUNET_assert (GNUNET_OK == ctx.lp_result);
135 GNUNET_assert (GNUNET_OK == ctx.mlp_result);
137 res[0] = GAS_mlp_get_preferred_address(mlp, addresses, &p[0]);
138 GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Preferred address `%s' outbound bandwidth: %u Bps\n",res[0]->address->plugin, res[0]->bandwidth_out);
139 GNUNET_free (res[0]);
141 /* Delete an address */
142 GNUNET_CONTAINER_multihashmap_remove (addresses, &addr[0].peer.hashPubKey, &addr[0]);
143 GAS_mlp_address_delete (mlp, addresses, &addr[0]);
145 GNUNET_assert (mlp->addr_in_problem == 0);
149 GNUNET_free (addr[0].plugin);
150 GNUNET_CONTAINER_multihashmap_destroy (addresses);
151 GNUNET_STATISTICS_destroy(stats, GNUNET_NO);
159 main (int argc, char *argv[])
162 static char *const argv2[] = { "test_ats_mlp",
173 static struct GNUNET_GETOPT_CommandLineOption options[] = {
174 GNUNET_GETOPT_OPTION_END
177 GNUNET_PROGRAM_run ((sizeof (argv2) / sizeof (char *)) - 1, argv2,
178 "test_ats_mlp", "nohelp", options,
185 /* end of file test_ats_api_bandwidth_consumption.c */