1 files changed, 182 insertions, 0 deletions

diff --git a/src/ats/test_ats_mlp_averaging.c b/src/ats/test_ats_mlp_averaging.c
new file mode 100644
index 000000000..0027e6d4d
--- /dev/null
+++ b/src/ats/test_ats_mlp_averaging.c
@@ -0,0 +1,182 @@
+/*
+     This file is part of GNUnet.
+     (C) 2010,2011 Christian Grothoff (and other contributing authors)
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 3, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+/**
+ * @file ats/test_ats_mlp.c
+ * @brief test for the MLP solver
+ * @author Christian Grothoff
+ * @author Matthias Wachs
+
+ */
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_statistics_service.h"
+#include "gnunet_ats_service.h"
+#include "gnunet-service-ats_addresses_mlp.h"
+
+#define VERBOSE GNUNET_YES
+#define VERBOSE_ARM GNUNET_EXTRA_LOGGING
+
+#define MLP_MAX_EXEC_DURATION   GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 3)
+#define MLP_MAX_ITERATIONS      INT_MAX
+
+
+static int ret;
+
+struct GNUNET_STATISTICS_Handle * stats;
+
+struct GNUNET_CONTAINER_MultiHashMap * addresses;
+
+struct GAS_MLP_Handle *mlp;
+
+
+static void
+create_address (struct ATS_Address *addr, char * plugin, int ats_count, struct GNUNET_ATS_Information *ats)
+{
+  addr->mlp_information = NULL;
+  addr->next = NULL;
+  addr->prev = NULL;
+  addr->plugin = strdup (plugin);
+  addr->ats_count = ats_count;
+  addr->ats = ats;
+}
+
+static void
+set_ats (struct GNUNET_ATS_Information *ats, uint32_t type, uint32_t value)
+{
+  ats->type = type;
+  ats->value = value;
+}
+
+static void
+check (void *cls, char *const *args, const char *cfgfile,
+       const struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+#if !HAVE_LIBGLPK
+  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "GLPK not installed!");
+  ret = 1;
+  return;
+#endif
+  struct ATS_Address addr[10];
+  struct ATS_PreferedAddress *res[10];
+  struct MLP_information *mlpi;
+
+  stats = GNUNET_STATISTICS_create("ats", cfg);
+
+  addresses = GNUNET_CONTAINER_multihashmap_create (10);
+
+  mlp = GAS_mlp_init (cfg, NULL, MLP_MAX_EXEC_DURATION, MLP_MAX_ITERATIONS);
+  mlp->auto_solve = GNUNET_NO;
+
+  struct GNUNET_PeerIdentity p[10];
+
+  /* Creating peer 1 */
+  GNUNET_CRYPTO_hash_create_random(GNUNET_CRYPTO_QUALITY_WEAK, &p[0].hashPubKey);
+
+  /* Creating peer 1 address 1 */
+  addr[0].peer.hashPubKey = p[0].hashPubKey;
+  struct GNUNET_ATS_Information a1_ats[3];
+  set_ats (&a1_ats[0], GNUNET_ATS_QUALITY_NET_DISTANCE, 1);
+  set_ats (&a1_ats[1], GNUNET_ATS_QUALITY_NET_DELAY, 0);
+  set_ats (&a1_ats[2], GNUNET_ATS_ARRAY_TERMINATOR, 0);
+  create_address (&addr[0], "dummy", 3, &a1_ats[0]);
+  addr[0].atsp_network_type = GNUNET_ATS_NET_LAN;
+
+  GNUNET_CONTAINER_multihashmap_put(addresses, &addr[0].peer.hashPubKey, &addr[0], GNUNET_CONTAINER_MULTIHASHMAPOPTION_MULTIPLE);
+
+  /* Add peer 1 address 1 */
+  GAS_mlp_address_update (mlp, addresses, &addr[0]);
+  mlpi = addr[0].mlp_information;
+
+  GNUNET_assert (mlp != NULL);
+  GNUNET_assert (mlp->addr_in_problem == 1);
+
+  /* Update an peer 1 address 1  */
+  set_ats (&a1_ats[1], GNUNET_ATS_QUALITY_NET_DELAY, 20);
+  GAS_mlp_address_update (mlp, addresses, &addr[0]);
+  GNUNET_assert (mlp->addr_in_problem == 1);
+
+
+  /* Update an peer 1 address 1  */
+  set_ats (&a1_ats[1], GNUNET_ATS_QUALITY_NET_DELAY, 10);
+  GAS_mlp_address_update (mlp, addresses, &addr[0]);
+  GNUNET_assert (mlp->addr_in_problem == 1);
+
+  /* Update an peer 1 address 1  */
+  set_ats (&a1_ats[1], GNUNET_ATS_QUALITY_NET_DELAY, 10);
+  GAS_mlp_address_update (mlp, addresses, &addr[0]);
+  GNUNET_assert (mlp->addr_in_problem == 1);
+
+  /* Update an peer 1 address 1  */
+  set_ats (&a1_ats[1], GNUNET_ATS_QUALITY_NET_DELAY, 30);
+  GAS_mlp_address_update (mlp, addresses, &addr[0]);
+  GNUNET_assert (mlp->addr_in_problem == 1);
+
+
+  GNUNET_assert (GNUNET_OK == GAS_mlp_solve_problem(mlp));
+
+  res[0] = GAS_mlp_get_preferred_address(mlp, addresses, &p[0]);
+  GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Preferred address `%s' outbound bandwidth: %u Bps\n",res[0]->address->plugin, res[0]->bandwidth_out);
+  GNUNET_free (res[0]);
+
+  /* Delete an address */
+  GNUNET_CONTAINER_multihashmap_remove (addresses, &addr[0].peer.hashPubKey, &addr[0]);
+  GAS_mlp_address_delete (mlp, addresses, &addr[0]);
+
+  GNUNET_assert (mlp->addr_in_problem == 0);
+
+  GAS_mlp_done (mlp);
+
+  GNUNET_free (addr[0].plugin);
+  GNUNET_CONTAINER_multihashmap_destroy (addresses);
+  GNUNET_STATISTICS_destroy(stats, GNUNET_NO);
+
+  ret = 0;
+  return;
+}
+
+
+int
+main (int argc, char *argv[])
+{
+
+  static char *const argv2[] = { "test_ats_mlp",
+    "-c",
+    "test_ats_api.conf",
+#if VERBOSE
+    "-L", "DEBUG",
+#else
+    "-L", "WARNING",
+#endif
+    NULL
+  };
+
+  static struct GNUNET_GETOPT_CommandLineOption options[] = {
+    GNUNET_GETOPT_OPTION_END
+  };
+
+  GNUNET_PROGRAM_run ((sizeof (argv2) / sizeof (char *)) - 1, argv2,
+                      "test_ats_mlp", "nohelp", options,
+                      &check, NULL);
+
+
+  return ret;
+}
+
+/* end of file test_ats_api_bandwidth_consumption.c */