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/*
This file is part of GNUnet.
Copyright (C) 2010-2013 GNUnet e.V.
GNUnet is free software: you can redistribute it and/or modify it
under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License,
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
Affero General Public License for more details.
*/
/**
* @file ats/perf_ats.c
* @brief ats benchmark: start peers and modify preferences, monitor change over time
* @author Christian Grothoff
* @author Matthias Wachs
*/
#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_testbed_service.h"
#include "gnunet_ats_service.h"
#include "gnunet_core_service.h"
#include "ats-testing.h"
#define TEST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
#define BENCHMARK_DURATION GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 10)
#define LOGGING_FREQUENCY GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MILLISECONDS, 500)
#define TESTNAME_PREFIX "perf_ats_"
#define DEFAULT_SLAVES_NUM 2
#define DEFAULT_MASTERS_NUM 1
#define TEST_ATS_PREFRENCE_FREQUENCY GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 1)
#define TEST_ATS_PREFRENCE_START 1.0
#define TEST_ATS_PREFRENCE_DELTA 1.0
#define TEST_MESSAGE_TYPE_PING 12345
#define TEST_MESSAGE_TYPE_PONG 12346
#define TEST_MESSAGE_SIZE 1000
#define TEST_MESSAGE_FREQUENCY GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 1)
/**
* Information about a benchmarking partner
*/
struct BenchmarkPartner
{
/**
* The peer itself this partner belongs to
*/
struct BenchmarkPeer *me;
/**
* The partner peer
*/
struct BenchmarkPeer *dest;
/**
* Core transmit handles
*/
struct GNUNET_CORE_TransmitHandle *cth;
/**
* Transport transmit handles
*/
struct GNUNET_TRANSPORT_TransmitHandle *tth;
/**
* Timestamp to calculate communication layer delay
*/
struct GNUNET_TIME_Absolute last_message_sent;
/**
* Accumulated RTT for all messages
*/
unsigned int total_app_rtt;
/**
* Number of messages sent to this partner
*/
unsigned int messages_sent;
/**
* Number of bytes sent to this partner
*/
unsigned int bytes_sent;
/**
* Number of messages received from this partner
*/
unsigned int messages_received;
/**
* Number of bytes received from this partner
*/
unsigned int bytes_received;
/* Current ATS properties */
uint32_t ats_distance;
uint32_t ats_delay;
uint32_t bandwidth_in;
uint32_t bandwidth_out;
uint32_t ats_utilization_up;
uint32_t ats_utilization_down;
uint32_t ats_network_type;
uint32_t ats_cost_wan;
uint32_t ats_cost_lan;
uint32_t ats_cost_wlan;
};
/**
* Information we track for a peer in the testbed.
*/
struct BenchmarkPeer
{
/**
* Handle with testbed.
*/
struct GNUNET_TESTBED_Peer *peer;
/**
* Unique identifier
*/
int no;
/**
* Is this peer a measter: GNUNET_YES/GNUNET_NO
*/
int master;
/**
* Peer ID
*/
struct GNUNET_PeerIdentity id;
/**
* Testbed operation to get peer information
*/
struct GNUNET_TESTBED_Operation *peer_id_op;
/**
* Testbed operation to connect to ATS performance service
*/
struct GNUNET_TESTBED_Operation *ats_perf_op;
/**
* Testbed operation to connect to core
*/
struct GNUNET_TESTBED_Operation *comm_op;
/**
* ATS performance handle
*/
struct GNUNET_ATS_PerformanceHandle *ats_perf_handle;
/**
* Masters only:
* Testbed connect operations to connect masters to slaves
*/
struct TestbedConnectOperation *core_connect_ops;
/**
* Core handle
*/
struct GNUNET_CORE_Handle *ch;
/**
* Core handle
*/
struct GNUNET_TRANSPORT_Handle *th;
/**
* Masters only:
* Peer to set ATS preferences for
*/
struct BenchmarkPeer *pref_partner;
/**
* Masters only
* Progress task
*/
struct GNUNET_SCHEDULER_Task * ats_task;
/**
* Masters only
* Progress task
*/
double pref_value;
/**
* Array of partners with num_slaves entries (if master) or
* num_master entries (if slave)
*/
struct BenchmarkPartner *partners;
/**
* Number of partners
*/
int num_partners;
/**
* Number of core connections
*/
int core_connections;
/**
* Masters only:
* Number of connections to slave peers
*/
int core_slave_connections;
/**
* Total number of messages this peer has sent
*/
unsigned int total_messages_sent;
/**
* Total number of bytes this peer has sent
*/
unsigned int total_bytes_sent;
/**
* Total number of messages this peer has received
*/
unsigned int total_messages_received;
/**
* Total number of bytes this peer has received
*/
unsigned int total_bytes_received;
};
/* end of file perf_ats.h */
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