diff options
Diffstat (limited to 'src/p2p')
| -rw-r--r-- | src/p2p/connection_basic.cpp | 290 | ||||
| -rw-r--r-- | src/p2p/connection_basic.hpp | 141 | ||||
| -rw-r--r-- | src/p2p/network_throttle-detail.cpp | 369 | ||||
| -rw-r--r-- | src/p2p/network_throttle-detail.hpp | 125 | ||||
| -rw-r--r-- | src/p2p/network_throttle.cpp | 113 | ||||
| -rw-r--r-- | src/p2p/network_throttle.hpp | 176 |
6 files changed, 0 insertions, 1214 deletions
diff --git a/src/p2p/connection_basic.cpp b/src/p2p/connection_basic.cpp deleted file mode 100644 index 06baa7893..000000000 --- a/src/p2p/connection_basic.cpp +++ /dev/null @@ -1,290 +0,0 @@ -/// @file -/// @author rfree (current maintainer in monero.cc project) -/// @brief base for connection, contains e.g. the ratelimit hooks - -// Copyright (c) 2014-2017, The Monero Project -// -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without modification, are -// permitted provided that the following conditions are met: -// -// 1. Redistributions of source code must retain the above copyright notice, this list of -// conditions and the following disclaimer. -// -// 2. Redistributions in binary form must reproduce the above copyright notice, this list -// of conditions and the following disclaimer in the documentation and/or other -// materials provided with the distribution. -// -// 3. Neither the name of the copyright holder nor the names of its contributors may be -// used to endorse or promote products derived from this software without specific -// prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY -// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL -// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF -// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -/* rfree: implementation for the non-template base, can be used by connection<> template class in abstract_tcp_server2 file */ - -#include "connection_basic.hpp" - -#include <boost/asio.hpp> -#include <string> -#include <vector> -#include <boost/noncopyable.hpp> -#include <boost/shared_ptr.hpp> -#include <atomic> - -#include <boost/asio.hpp> -#include <boost/array.hpp> -#include <boost/noncopyable.hpp> -#include <boost/shared_ptr.hpp> -#include <boost/enable_shared_from_this.hpp> -#include <boost/interprocess/detail/atomic.hpp> -#include <boost/thread/thread.hpp> - -#include <memory> - -#include "syncobj.h" - -#include "net/net_utils_base.h" -#include "misc_log_ex.h" -#include <boost/lambda/bind.hpp> -#include <boost/lambda/lambda.hpp> -#include <boost/uuid/random_generator.hpp> -#include <boost/chrono.hpp> -#include <boost/utility/value_init.hpp> -#include <boost/asio/deadline_timer.hpp> -#include <boost/date_time/posix_time/posix_time.hpp> -#include <boost/thread/thread.hpp> -#include <boost/filesystem.hpp> -#include "misc_language.h" -#include "pragma_comp_defs.h" -#include <fstream> -#include <sstream> -#include <iomanip> -#include <algorithm> -#include <mutex> - -#include <boost/asio/basic_socket.hpp> -#include <boost/asio/ip/unicast.hpp> -#include "net/abstract_tcp_server2.h" - -// TODO: -#include "network_throttle-detail.hpp" -#include "cryptonote_core/cryptonote_core.h" - -#undef MONERO_DEFAULT_LOG_CATEGORY -#define MONERO_DEFAULT_LOG_CATEGORY "net.p2p" - -// ################################################################################################ -// local (TU local) headers -// ################################################################################################ - -namespace epee -{ -namespace net_utils -{ - - std::string to_string(t_connection_type type) - { - if (type == e_connection_type_NET) - return std::string("NET"); - else if (type == e_connection_type_RPC) - return std::string("RPC"); - else if (type == e_connection_type_P2P) - return std::string("P2P"); - - return std::string("UNKNOWN"); - } - - -/* ============================================================================ */ - -class connection_basic_pimpl { - public: - connection_basic_pimpl(const std::string &name); - - static int m_default_tos; - - network_throttle_bw m_throttle; // per-perr - critical_section m_throttle_lock; - - int m_peer_number; // e.g. for debug/stats -}; - - -} // namespace -} // namespace - -// ################################################################################################ -// The implementation part -// ################################################################################################ - -namespace epee -{ -namespace net_utils -{ - -// ================================================================================================ -// connection_basic_pimpl -// ================================================================================================ - -connection_basic_pimpl::connection_basic_pimpl(const std::string &name) : m_throttle(name) { } - -// ================================================================================================ -// connection_basic -// ================================================================================================ - -// static variables: -int connection_basic_pimpl::m_default_tos; - -// methods: -connection_basic::connection_basic(boost::asio::io_service& io_service, std::atomic<long> &ref_sock_count, std::atomic<long> &sock_number) - : - mI( new connection_basic_pimpl("peer") ), - strand_(io_service), - socket_(io_service), - m_want_close_connection(false), - m_was_shutdown(false), - m_ref_sock_count(ref_sock_count) -{ - ++ref_sock_count; // increase the global counter - mI->m_peer_number = sock_number.fetch_add(1); // use, and increase the generated number - - std::string remote_addr_str = "?"; - try { boost::system::error_code e; remote_addr_str = socket_.remote_endpoint(e).address().to_string(); } catch(...){} ; - - _note("Spawned connection p2p#"<<mI->m_peer_number<<" to " << remote_addr_str << " currently we have sockets count:" << m_ref_sock_count); - //boost::filesystem::create_directories("log/dr-monero/net/"); -} - -connection_basic::~connection_basic() noexcept(false) { - std::string remote_addr_str = "?"; - m_ref_sock_count--; - try { boost::system::error_code e; remote_addr_str = socket_.remote_endpoint(e).address().to_string(); } catch(...){} ; - _note("Destructing connection p2p#"<<mI->m_peer_number << " to " << remote_addr_str); -} - -void connection_basic::set_rate_up_limit(uint64_t limit) { - { - CRITICAL_REGION_LOCAL( network_throttle_manager::m_lock_get_global_throttle_out ); - network_throttle_manager::get_global_throttle_out().set_target_speed(limit); - } - save_limit_to_file(limit); -} - -void connection_basic::set_rate_down_limit(uint64_t limit) { - { - CRITICAL_REGION_LOCAL( network_throttle_manager::m_lock_get_global_throttle_in ); - network_throttle_manager::get_global_throttle_in().set_target_speed(limit); - } - - { - CRITICAL_REGION_LOCAL( network_throttle_manager::m_lock_get_global_throttle_inreq ); - network_throttle_manager::get_global_throttle_inreq().set_target_speed(limit); - } - save_limit_to_file(limit); -} - -uint64_t connection_basic::get_rate_up_limit() { - uint64_t limit; - { - CRITICAL_REGION_LOCAL( network_throttle_manager::m_lock_get_global_throttle_out ); - limit = network_throttle_manager::get_global_throttle_out().get_target_speed(); - } - return limit; -} - -uint64_t connection_basic::get_rate_down_limit() { - uint64_t limit; - { - CRITICAL_REGION_LOCAL( network_throttle_manager::m_lock_get_global_throttle_in ); - limit = network_throttle_manager::get_global_throttle_in().get_target_speed(); - } - return limit; -} - -void connection_basic::save_limit_to_file(int limit) { -} - -void connection_basic::set_tos_flag(int tos) { - connection_basic_pimpl::m_default_tos = tos; -} - -int connection_basic::get_tos_flag() { - return connection_basic_pimpl::m_default_tos; -} - -void connection_basic::sleep_before_packet(size_t packet_size, int phase, int q_len) { - double delay=0; // will be calculated - do - { // rate limiting - if (m_was_shutdown) { - _dbg2("m_was_shutdown - so abort sleep"); - return; - } - - { - CRITICAL_REGION_LOCAL( network_throttle_manager::m_lock_get_global_throttle_out ); - delay = network_throttle_manager::get_global_throttle_out().get_sleep_time_after_tick( packet_size ); - } - - delay *= 0.50; - if (delay > 0) { - long int ms = (long int)(delay * 1000); - MTRACE("Sleeping in " << __FUNCTION__ << " for " << ms << " ms before packet_size="<<packet_size); // debug sleep - boost::this_thread::sleep(boost::posix_time::milliseconds( ms ) ); - } - } while(delay > 0); - -// XXX LATER XXX - { - CRITICAL_REGION_LOCAL( network_throttle_manager::m_lock_get_global_throttle_out ); - network_throttle_manager::get_global_throttle_out().handle_trafic_exact( packet_size ); // increase counter - global - } - -} -void connection_basic::set_start_time() { - CRITICAL_REGION_LOCAL( network_throttle_manager::m_lock_get_global_throttle_out ); - m_start_time = network_throttle_manager::get_global_throttle_out().get_time_seconds(); -} - -void connection_basic::do_send_handler_write(const void* ptr , size_t cb ) { - // No sleeping here; sleeping is done once and for all in connection<t_protocol_handler>::handle_write - MTRACE("handler_write (direct) - before ASIO write, for packet="<<cb<<" B (after sleep)"); - set_start_time(); -} - -void connection_basic::do_send_handler_write_from_queue( const boost::system::error_code& e, size_t cb, int q_len ) { - // No sleeping here; sleeping is done once and for all in connection<t_protocol_handler>::handle_write - MTRACE("handler_write (after write, from queue="<<q_len<<") - before ASIO write, for packet="<<cb<<" B (after sleep)"); - - set_start_time(); -} - -void connection_basic::logger_handle_net_read(size_t size) { // network data read -} - -void connection_basic::logger_handle_net_write(size_t size) { -} - -double connection_basic::get_sleep_time(size_t cb) { - CRITICAL_REGION_LOCAL(epee::net_utils::network_throttle_manager::network_throttle_manager::m_lock_get_global_throttle_out); - auto t = network_throttle_manager::get_global_throttle_out().get_sleep_time(cb); - return t; -} - -void connection_basic::set_save_graph(bool save_graph) { -} - - -} // namespace -} // namespace - diff --git a/src/p2p/connection_basic.hpp b/src/p2p/connection_basic.hpp deleted file mode 100644 index 16de469a7..000000000 --- a/src/p2p/connection_basic.hpp +++ /dev/null @@ -1,141 +0,0 @@ -/// @file -/// @author rfree (current maintainer in monero.cc project) -/// @brief base for connection, contains e.g. the ratelimit hooks - -// ! This file might contain variable names same as in template class connection<> -// ! from files contrib/epee/include/net/abstract_tcp_server2.* -// ! I am not a lawyer; afaik APIs, var names etc are not copyrightable ;) -// ! (how ever if in some wonderful juristdictions that is not the case, then why not make another sub-class withat that members and licence it as epee part) -// ! Working on above premise, IF this is valid in your juristdictions, then consider this code as released as: - -// Copyright (c) 2014-2017, The Monero Project -// -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without modification, are -// permitted provided that the following conditions are met: -// -// 1. Redistributions of source code must retain the above copyright notice, this list of -// conditions and the following disclaimer. -// -// 2. Redistributions in binary form must reproduce the above copyright notice, this list -// of conditions and the following disclaimer in the documentation and/or other -// materials provided with the distribution. -// -// 3. Neither the name of the copyright holder nor the names of its contributors may be -// used to endorse or promote products derived from this software without specific -// prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY -// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL -// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF -// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -/* rfree: place for hanlers for the non-template base, can be used by connection<> template class in abstract_tcp_server2 file */ - -#ifndef INCLUDED_p2p_connection_basic_hpp -#define INCLUDED_p2p_connection_basic_hpp - - -#include <boost/asio.hpp> -#include <string> -#include <vector> -#include <boost/noncopyable.hpp> -#include <boost/shared_ptr.hpp> -#include <atomic> - -#include <boost/asio.hpp> -#include <boost/array.hpp> -#include <boost/noncopyable.hpp> -#include <boost/shared_ptr.hpp> -#include <boost/enable_shared_from_this.hpp> -#include <boost/interprocess/detail/atomic.hpp> -#include <boost/thread/thread.hpp> - -#include <memory> - -#include "net/net_utils_base.h" -#include "syncobj.h" - -namespace epee -{ -namespace net_utils -{ - - /************************************************************************/ - /* */ - /************************************************************************/ - /// Represents a single connection from a client. - -class connection_basic_pimpl; // PIMPL for this class - - enum t_connection_type { // type of the connection (of this server), e.g. so that we will know how to limit it - e_connection_type_NET = 0, // default (not used?) - e_connection_type_RPC = 1, // the rpc commands (probably not rate limited, not chunked, etc) - e_connection_type_P2P = 2 // to other p2p node (probably limited) - }; - - std::string to_string(t_connection_type type); - -class connection_basic { // not-templated base class for rapid developmet of some code parts - public: - std::unique_ptr< connection_basic_pimpl > mI; // my Implementation - - // moved here from orginal connecton<> - common member variables that do not depend on template in connection<> - volatile uint32_t m_want_close_connection; - std::atomic<bool> m_was_shutdown; - critical_section m_send_que_lock; - std::list<std::string> m_send_que; - volatile bool m_is_multithreaded; - double m_start_time; - /// Strand to ensure the connection's handlers are not called concurrently. - boost::asio::io_service::strand strand_; - /// Socket for the connection. - boost::asio::ip::tcp::socket socket_; - - std::atomic<long> &m_ref_sock_count; // reference to external counter of existing sockets that we will ++/-- - public: - // first counter is the ++/-- count of current sockets, the other socket_number is only-increasing ++ number generator - connection_basic(boost::asio::io_service& io_service, std::atomic<long> &ref_sock_count, std::atomic<long> &sock_number); - - virtual ~connection_basic() noexcept(false); - - // various handlers to be called from connection class: - void do_send_handler_write(const void * ptr , size_t cb); - void do_send_handler_write_from_queue(const boost::system::error_code& e, size_t cb , int q_len); // from handle_write, sending next part - - void logger_handle_net_write(size_t size); // network data written - void logger_handle_net_read(size_t size); // network data read - - void set_start_time(); - - // config for rate limit - - static void set_rate_up_limit(uint64_t limit); - static void set_rate_down_limit(uint64_t limit); - static uint64_t get_rate_up_limit(); - static uint64_t get_rate_down_limit(); - - // config misc - static void set_tos_flag(int tos); // ToS / QoS flag - static int get_tos_flag(); - - // handlers and sleep - void sleep_before_packet(size_t packet_size, int phase, int q_len); // execute a sleep ; phase is not really used now(?) - static void save_limit_to_file(int limit); ///< for dr-monero - static double get_sleep_time(size_t cb); - - static void set_save_graph(bool save_graph); -}; - -} // nameserver -} // nameserver - -#endif - - diff --git a/src/p2p/network_throttle-detail.cpp b/src/p2p/network_throttle-detail.cpp deleted file mode 100644 index 651e01e6b..000000000 --- a/src/p2p/network_throttle-detail.cpp +++ /dev/null @@ -1,369 +0,0 @@ -/// @file -/// @author rfree (current maintainer in monero.cc project) -/// @brief implementaion for throttling of connection (count and rate-limit speed etc) - -// Copyright (c) 2014-2017, The Monero Project -// -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without modification, are -// permitted provided that the following conditions are met: -// -// 1. Redistributions of source code must retain the above copyright notice, this list of -// conditions and the following disclaimer. -// -// 2. Redistributions in binary form must reproduce the above copyright notice, this list -// of conditions and the following disclaimer in the documentation and/or other -// materials provided with the distribution. -// -// 3. Neither the name of the copyright holder nor the names of its contributors may be -// used to endorse or promote products derived from this software without specific -// prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY -// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL -// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF -// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -/* rfree: implementation for throttle details */ - -#include <boost/asio.hpp> -#include <string> -#include <vector> -#include <boost/noncopyable.hpp> -#include <boost/shared_ptr.hpp> -#include <atomic> - -#include <boost/asio.hpp> -#include <boost/array.hpp> -#include <boost/noncopyable.hpp> -#include <boost/shared_ptr.hpp> -#include <boost/enable_shared_from_this.hpp> -#include <boost/interprocess/detail/atomic.hpp> -#include <boost/thread/thread.hpp> - -#include <memory> - -#include "syncobj.h" - -#include "net/net_utils_base.h" -#include "misc_log_ex.h" -#include <boost/lambda/bind.hpp> -#include <boost/lambda/lambda.hpp> -#include <boost/uuid/random_generator.hpp> -#include <boost/chrono.hpp> -#include <boost/utility/value_init.hpp> -#include <boost/asio/deadline_timer.hpp> -#include <boost/date_time/posix_time/posix_time.hpp> -#include <boost/thread/thread.hpp> -#include "misc_language.h" -#include "pragma_comp_defs.h" -#include <sstream> -#include <iomanip> -#include <algorithm> - - - -#include <boost/asio/basic_socket.hpp> -#include <boost/asio/ip/unicast.hpp> -#include "net/abstract_tcp_server2.h" - -// TODO: -#include "network_throttle-detail.hpp" - -#undef MONERO_DEFAULT_LOG_CATEGORY -#define MONERO_DEFAULT_LOG_CATEGORY "net.throttle" - -// ################################################################################################ -// ################################################################################################ -// the "header part". Not separeted out for .hpp because point of this modification is -// to rebuild just 1 translation unit while working on this code. -// (But maybe common parts will be separated out later though - if needed) -// ################################################################################################ -// ################################################################################################ - -namespace epee -{ -namespace net_utils -{ - - -/* ============================================================================ */ - -class connection_basic_pimpl { - public: - connection_basic_pimpl(const std::string &name); - - static int m_default_tos; - - network_throttle_bw m_throttle; // per-perr - critical_section m_throttle_lock; - - void _packet(size_t packet_size, int phase, int q_len); // execute a sleep ; phase is not really used now(?) could be used for different kinds of sleep e.g. direct/queue write -}; - - -} // namespace -} // namespace - - - - - - -// ################################################################################################ -// ################################################################################################ -// The implementation part -// ################################################################################################ -// ################################################################################################ - -namespace epee -{ -namespace net_utils -{ - -// ================================================================================================ -// network_throttle -// ================================================================================================ - -network_throttle::~network_throttle() { } - -network_throttle::packet_info::packet_info() - : m_size(0) -{ -} - -network_throttle::network_throttle(const std::string &nameshort, const std::string &name, int window_size) - : m_window_size( (window_size==-1) ? 10 : window_size ), - m_history( m_window_size ), m_nameshort(nameshort) -{ - set_name(name); - m_network_add_cost = 128; - m_network_minimal_segment = 256; - m_network_max_segment = 1024*1024; - m_any_packet_yet = false; - m_slot_size = 1.0; // hard coded in few places - m_target_speed = 16 * 1024; // other defaults are probably defined in the command-line parsing code when this class is used e.g. as main global throttle -} - -void network_throttle::set_name(const std::string &name) -{ - m_name = name; -} - -void network_throttle::set_target_speed( network_speed_kbps target ) -{ - m_target_speed = target * 1024; - MINFO("Setting LIMIT: " << target << " kbps"); -} - -network_speed_kbps network_throttle::get_target_speed() -{ - return m_target_speed / 1024; -} - -void network_throttle::tick() -{ - double time_now = get_time_seconds(); - if (!m_any_packet_yet) m_start_time = time_now; // starting now - - network_time_seconds current_sample_time_slot = time_to_slot( time_now ); // T=13.7 --> 13 (for 1-second smallwindow) - network_time_seconds last_sample_time_slot = time_to_slot( m_last_sample_time ); - - // moving to next position, and filling gaps - // !! during this loop the m_last_sample_time and last_sample_time_slot mean the variable moved in +1 - // TODO optimize when moving few slots at once - while ( (!m_any_packet_yet) || (last_sample_time_slot < current_sample_time_slot)) - { - _dbg3("Moving counter buffer by 1 second " << last_sample_time_slot << " < " << current_sample_time_slot << " (last time " << m_last_sample_time<<")"); - // rotate buffer - for (size_t i=m_history.size()-1; i>=1; --i) m_history[i] = m_history[i-1]; - m_history[0] = packet_info(); - if (! m_any_packet_yet) - { - m_last_sample_time = time_now; - } - m_last_sample_time += 1; last_sample_time_slot = time_to_slot( m_last_sample_time ); // increase and recalculate time, time slot - m_any_packet_yet=true; - } - m_last_sample_time = time_now; // the real exact last time -} - -void network_throttle::handle_trafic_exact(size_t packet_size) -{ - _handle_trafic_exact(packet_size, packet_size); -} - -void network_throttle::_handle_trafic_exact(size_t packet_size, size_t orginal_size) -{ - tick(); - - calculate_times_struct cts ; calculate_times(packet_size, cts , false, -1); - calculate_times_struct cts2; calculate_times(packet_size, cts2, false, 5); - m_history[0].m_size += packet_size; - - std::ostringstream oss; oss << "["; for (auto sample: m_history) oss << sample.m_size << " "; oss << "]" << std::ends; - std::string history_str = oss.str(); - - MTRACE("Throttle " << m_name << ": packet of ~"<<packet_size<<"b " << " (from "<<orginal_size<<" b)" - << " Speed AVG=" << std::setw(4) << ((long int)(cts .average/1024)) <<"[w="<<cts .window<<"]" - << " " << std::setw(4) << ((long int)(cts2.average/1024)) <<"[w="<<cts2.window<<"]" - <<" / " << " Limit="<< ((long int)(m_target_speed/1024)) <<" KiB/sec " - << " " << history_str - ); -} - -void network_throttle::handle_trafic_tcp(size_t packet_size) -{ - size_t all_size = packet_size + m_network_add_cost; - all_size = std::max( m_network_minimal_segment , all_size); - _handle_trafic_exact( all_size , packet_size ); -} - -network_time_seconds network_throttle::get_sleep_time_after_tick(size_t packet_size) { - tick(); - return get_sleep_time(packet_size); -} - -void network_throttle::logger_handle_net(const std::string &filename, double time, size_t size) { - boost::mutex mutex; - mutex.lock(); { - std::fstream file; - file.open(filename.c_str(), std::ios::app | std::ios::out ); - file.precision(6); - if(!file.is_open()) - _warn("Can't open file " << filename); - file << static_cast<int>(time) << " " << static_cast<double>(size/1024) << "\n"; - file.close(); - } mutex.unlock(); -} - -// fine tune this to decide about sending speed: -network_time_seconds network_throttle::get_sleep_time(size_t packet_size) const -{ - double D2=0; - calculate_times_struct cts = { 0, 0, 0, 0}; - calculate_times(packet_size, cts, true, m_window_size); D2=cts.delay; - return D2; -} - -// MAIN LOGIC: -void network_throttle::calculate_times(size_t packet_size, calculate_times_struct &cts, bool dbg, double force_window) const -{ - const double the_window_size = std::max( (double)m_window_size , - ((force_window>0) ? force_window : m_window_size) - ); - - if (!m_any_packet_yet) { - cts.window=0; cts.average=0; cts.delay=0; - cts.recomendetDataSize = m_network_minimal_segment; // should be overrided by caller anyway - return ; // no packet yet, I can not decide about sleep time - } - - network_time_seconds window_len = (the_window_size-1) * m_slot_size ; // -1 since current slot is not finished - window_len += (m_last_sample_time - time_to_slot(m_last_sample_time)); // add the time for current slot e.g. 13.7-13 = 0.7 - - auto time_passed = get_time_seconds() - m_start_time; - cts.window = std::max( std::min( window_len , time_passed ) , m_slot_size ) ; // window length resulting from size of history but limited by how long ago history was started, - // also at least slot size (e.g. 1 second) to not be ridiculous - // window_len e.g. 5.7 because takes into account current slot time - - size_t Epast = 0; // summ of traffic till now - for (auto sample : m_history) Epast += sample.m_size; - - const size_t E = Epast; - const size_t Enow = Epast + packet_size ; // including the data we're about to send now - - const double M = m_target_speed; // max - const double D1 = (Epast - M*cts.window) / M; // delay - how long to sleep to get back to target speed - const double D2 = (Enow - M*cts.window) / M; // delay - how long to sleep to get back to target speed (including current packet) - - cts.delay = (D1*0.80 + D2*0.20); // finall sleep depends on both with/without current packet - // update_overheat(); - cts.average = Epast/cts.window; // current avg. speed (for info) - - if (Epast <= 0) { - if (cts.delay>=0) cts.delay = 0; // no traffic in history so we will not wait - } - - double Wgood=-1; - { // how much data we recommend now to download - Wgood = the_window_size + 1; - cts.recomendetDataSize = M*cts.window - E; - } - - if (dbg) { - std::ostringstream oss; oss << "["; for (auto sample: m_history) oss << sample.m_size << " "; oss << "]" << std::ends; - std::string history_str = oss.str(); - MTRACE((cts.delay > 0 ? "SLEEP" : "") - << "dbg " << m_name << ": " - << "speed is A=" << std::setw(8) <<cts.average<<" vs " - << "Max=" << std::setw(8) <<M<<" " - << " so sleep: " - << "D=" << std::setw(8) <<cts.delay<<" sec " - << "E="<< std::setw(8) << E << " (Enow="<<std::setw(8)<<Enow<<") " - << "M=" << std::setw(8) << M <<" W="<< std::setw(8) << cts.window << " " - << "R=" << std::setw(8) << cts.recomendetDataSize << " Wgood" << std::setw(8) << Wgood << " " - << "History: " << std::setw(8) << history_str << " " - << "m_last_sample_time=" << std::setw(8) << m_last_sample_time - ); - - } -} - -double network_throttle::get_time_seconds() const { - #if defined(__APPLE__) - auto point = std::chrono::system_clock::now(); - #else - auto point = std::chrono::steady_clock::now(); - #endif - auto time_from_epoh = point.time_since_epoch(); - auto ms = std::chrono::duration_cast< std::chrono::milliseconds >( time_from_epoh ).count(); - double ms_f = ms; - return ms_f / 1000.; -} - -size_t network_throttle::get_recommended_size_of_planned_transport_window(double force_window) const { - calculate_times_struct cts = { 0, 0, 0, 0}; - network_throttle::calculate_times(0, cts, true, force_window); - cts.recomendetDataSize += m_network_add_cost; - if (cts.recomendetDataSize<0) cts.recomendetDataSize=0; - if (cts.recomendetDataSize>m_network_max_segment) cts.recomendetDataSize=m_network_max_segment; - size_t RI = (long int)cts.recomendetDataSize; - return RI; -} - -size_t network_throttle::get_recommended_size_of_planned_transport() const { - size_t R1=0,R2=0,R3=0; - R1 = get_recommended_size_of_planned_transport_window( -1 ); - R2 = get_recommended_size_of_planned_transport_window(m_window_size / 2); - R3 = get_recommended_size_of_planned_transport_window( 5 ); - auto RM = std::min(R1, std::min(R2,R3)); - - const double a1=20, a2=10, a3=10, am=10; // weight of the various windows in decisssion // TODO 70 => 20 - return (R1*a1 + R2*a2 + R3*a3 + RM*am) / (a1+a2+a3+am); -} - -double network_throttle::get_current_speed() const { - unsigned int bytes_transferred = 0; - if (m_history.size() == 0 || m_slot_size == 0) - return 0; - - auto it = m_history.begin(); - while (it < m_history.end() - 1) - { - bytes_transferred += it->m_size; - it ++; - } - - return bytes_transferred / ((m_history.size() - 1) * m_slot_size); -} - -} // namespace -} // namespace - diff --git a/src/p2p/network_throttle-detail.hpp b/src/p2p/network_throttle-detail.hpp deleted file mode 100644 index 676d4341a..000000000 --- a/src/p2p/network_throttle-detail.hpp +++ /dev/null @@ -1,125 +0,0 @@ -/// @file -/// @author rfree (current maintainer in monero.cc project) -/// @brief implementaion for throttling of connection (count and rate-limit speed etc) - -// Copyright (c) 2014-2017, The Monero Project -// -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without modification, are -// permitted provided that the following conditions are met: -// -// 1. Redistributions of source code must retain the above copyright notice, this list of -// conditions and the following disclaimer. -// -// 2. Redistributions in binary form must reproduce the above copyright notice, this list -// of conditions and the following disclaimer in the documentation and/or other -// materials provided with the distribution. -// -// 3. Neither the name of the copyright holder nor the names of its contributors may be -// used to endorse or promote products derived from this software without specific -// prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY -// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL -// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF -// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -/* rfree: throttle details, implementing rate limiting */ - - -#ifndef INCLUDED_src_p2p_throttle_detail_hpp -#define INCLUDED_src_p2p_throttle_detail_hpp - -#include "network_throttle.hpp" - -namespace epee -{ -namespace net_utils -{ - - -class network_throttle : public i_network_throttle { - private: - struct packet_info { - size_t m_size; // octets sent. Summary for given small-window (e.g. for all packaged in 1 second) - packet_info(); - }; - - - network_speed_bps m_target_speed; - size_t m_network_add_cost; // estimated add cost of headers - size_t m_network_minimal_segment; // estimated minimal cost of sending 1 byte to round up to - size_t m_network_max_segment; // recommended max size of 1 TCP transmission - - const size_t m_window_size; // the number of samples to average over - network_time_seconds m_slot_size; // the size of one slot. TODO: now hardcoded for 1 second e.g. in time_to_slot() - // TODO for big window size, for performance better the substract on change of m_last_sample_time instead of recalculating average of eg >100 elements - - std::vector< packet_info > m_history; // the history of bw usage - network_time_seconds m_last_sample_time; // time of last history[0] - so we know when to rotate the buffer - network_time_seconds m_start_time; // when we were created - bool m_any_packet_yet; // did we yet got any packet to count - - std::string m_name; // my name for debug and logs - std::string m_nameshort; // my name for debug and logs (used in log file name) - - // each sample is now 1 second - public: - network_throttle(const std::string &nameshort, const std::string &name, int window_size=-1); - virtual ~network_throttle(); - virtual void set_name(const std::string &name); - virtual void set_target_speed( network_speed_kbps target ); - virtual network_speed_kbps get_target_speed(); - - // add information about events: - virtual void handle_trafic_exact(size_t packet_size); ///< count the new traffic/packet; the size is exact considering all network costs - virtual void handle_trafic_tcp(size_t packet_size); ///< count the new traffic/packet; the size is as TCP, we will consider MTU etc - - virtual void tick(); ///< poke and update timers/history (recalculates, moves the history if needed, checks the real clock etc) - - virtual double get_time_seconds() const ; ///< timer that we use, time in seconds, monotionic - - // time calculations: - virtual void calculate_times(size_t packet_size, calculate_times_struct &cts, bool dbg, double force_window) const; ///< MAIN LOGIC (see base class for info) - - virtual network_time_seconds get_sleep_time_after_tick(size_t packet_size); ///< increase the timer if needed, and get the package size - virtual network_time_seconds get_sleep_time(size_t packet_size) const; ///< gets the Delay (recommended Delay time) from calc. (not safe: only if time didnt change?) TODO - - virtual size_t get_recommended_size_of_planned_transport() const; ///< what should be the size (bytes) of next data block to be transported - virtual size_t get_recommended_size_of_planned_transport_window(double force_window) const; ///< ditto, but for given windows time frame - virtual double get_current_speed() const; - - private: - virtual network_time_seconds time_to_slot(network_time_seconds t) const { return std::floor( t ); } // convert exact time eg 13.7 to rounded time for slot number in history 13 - virtual void _handle_trafic_exact(size_t packet_size, size_t orginal_size); - virtual void logger_handle_net(const std::string &filename, double time, size_t size); -}; - -/*** - * The complete set of traffic throttle for one typical connection -*/ -struct network_throttle_bw { - public: - network_throttle m_in; ///< for incomming traffic (this we can not controll directly as it depends of what others send to us - usually) - network_throttle m_inreq; ///< for requesting incomming traffic (this is exact usually) - network_throttle m_out; ///< for outgoing traffic that we just sent (this is exact usually) - - public: - network_throttle_bw(const std::string &name1); -}; - - - -} // namespace net_utils -} // namespace epee - - -#endif - - diff --git a/src/p2p/network_throttle.cpp b/src/p2p/network_throttle.cpp deleted file mode 100644 index 74b20376d..000000000 --- a/src/p2p/network_throttle.cpp +++ /dev/null @@ -1,113 +0,0 @@ -/** -@file -@author rfree (current maintainer in monero.cc project) -@brief interface for throttling of connection (count and rate-limit speed etc) -@details <PRE> - -Throttling work by: -1) taking note of all traffic (hooks added e.g. to connection class) and measuring speed -2) depending on that information we sleep before sending out data (or send smaller portions of data) -3) depending on the information we can also sleep before sending requests or ask for smaller sets of data to download - -</PRE> - -@image html images/net/rate1-down-1k.png -@image html images/net/rate1-down-full.png -@image html images/net/rate1-up-10k.png -@image html images/net/rate1-up-full.png -@image html images/net/rate2-down-100k.png -@image html images/net/rate2-down-10k.png -@image html images/net/rate2-down-50k.png -@image html images/net/rate2-down-full.png -@image html images/net/rate2-up-100k.png -@image html images/net/rate2-up-10k.png -@image html images/net/rate3-up-10k.png - - -*/ - -// Copyright (c) 2014-2017, The Monero Project -// -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without modification, are -// permitted provided that the following conditions are met: -// -// 1. Redistributions of source code must retain the above copyright notice, this list of -// conditions and the following disclaimer. -// -// 2. Redistributions in binary form must reproduce the above copyright notice, this list -// of conditions and the following disclaimer in the documentation and/or other -// materials provided with the distribution. -// -// 3. Neither the name of the copyright holder nor the names of its contributors may be -// used to endorse or promote products derived from this software without specific -// prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY -// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL -// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF -// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -#include "network_throttle-detail.hpp" - -namespace epee -{ -namespace net_utils -{ - -// ================================================================================================ -// network_throttle_manager -// ================================================================================================ - -// ================================================================================================ -// static: -boost::mutex network_throttle_manager::m_lock_get_global_throttle_in; -boost::mutex network_throttle_manager::m_lock_get_global_throttle_inreq; -boost::mutex network_throttle_manager::m_lock_get_global_throttle_out; - -int network_throttle_manager::xxx; - - -// ================================================================================================ -// methods: -i_network_throttle & network_throttle_manager::get_global_throttle_in() { - static network_throttle obj_get_global_throttle_in("in/all","<<< global-IN",10); - return obj_get_global_throttle_in; -} - - - -i_network_throttle & network_throttle_manager::get_global_throttle_inreq() { - static network_throttle obj_get_global_throttle_inreq("inreq/all", "<== global-IN-REQ",10); - return obj_get_global_throttle_inreq; -} - - -i_network_throttle & network_throttle_manager::get_global_throttle_out() { - static network_throttle obj_get_global_throttle_out("out/all", ">>> global-OUT",10); - return obj_get_global_throttle_out; -} - - - - -network_throttle_bw::network_throttle_bw(const std::string &name1) - : m_in("in/"+name1, name1+"-DOWNLOAD"), m_inreq("inreq/"+name1, name1+"-DOWNLOAD-REQUESTS"), m_out("out/"+name1, name1+"-UPLOAD") -{ } - - - - -} // namespace -} // namespace - - - - - diff --git a/src/p2p/network_throttle.hpp b/src/p2p/network_throttle.hpp deleted file mode 100644 index bf1f93859..000000000 --- a/src/p2p/network_throttle.hpp +++ /dev/null @@ -1,176 +0,0 @@ -/// @file -/// @author rfree (current maintainer in monero.cc project) -/// @brief interface for throttling of connection (count and rate-limit speed etc) - -// Copyright (c) 2014-2017, The Monero Project -// -// All rights reserved. -// -// Redistribution and use in source and binary forms, with or without modification, are -// permitted provided that the following conditions are met: -// -// 1. Redistributions of source code must retain the above copyright notice, this list of -// conditions and the following disclaimer. -// -// 2. Redistributions in binary form must reproduce the above copyright notice, this list -// of conditions and the following disclaimer in the documentation and/or other -// materials provided with the distribution. -// -// 3. Neither the name of the copyright holder nor the names of its contributors may be -// used to endorse or promote products derived from this software without specific -// prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY -// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL -// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS -// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, -// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF -// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -/* rfree: throttle basic interface */ -/* rfree: also includes the manager for singeton/global such objects */ - - -#ifndef INCLUDED_p2p_network_throttle_hpp -#define INCLUDED_p2p_network_throttle_hpp - -#include <boost/asio.hpp> -#include <string> -#include <vector> -#include <boost/noncopyable.hpp> -#include <boost/shared_ptr.hpp> -#include <atomic> - -#include <boost/asio.hpp> -#include <boost/array.hpp> -#include <boost/noncopyable.hpp> -#include <boost/shared_ptr.hpp> -#include <boost/enable_shared_from_this.hpp> -#include <boost/interprocess/detail/atomic.hpp> -#include <boost/thread/thread.hpp> - -#include "syncobj.h" - -#include "net/net_utils_base.h" -#include "misc_log_ex.h" -#include <boost/lambda/bind.hpp> -#include <boost/lambda/lambda.hpp> -#include <boost/uuid/random_generator.hpp> -#include <boost/chrono.hpp> -#include <boost/utility/value_init.hpp> -#include <boost/asio/deadline_timer.hpp> -#include <boost/date_time/posix_time/posix_time.hpp> -#include <boost/thread/thread.hpp> -#include "misc_language.h" -#include "pragma_comp_defs.h" -#include <sstream> -#include <iomanip> -#include <algorithm> - -#include <memory> -#include <mutex> -#include <fstream> - -namespace epee -{ -namespace net_utils -{ - -// just typedefs to in code define the units used. TODO later it will be enforced that casts to other numericals are only explicit to avoid mistakes? use boost::chrono? -typedef double network_speed_kbps; // externally, for parameters and return values, all defined in kilobytes per second -typedef double network_speed_bps; // throttle-internally, bytes per second -typedef double network_time_seconds; -typedef double network_MB; - -class i_network_throttle; - -/*** -@brief All information about given throttle - speed calculations -*/ -struct calculate_times_struct { - double average; - double window; - double delay; - double recomendetDataSize; -}; -typedef calculate_times_struct calculate_times_struct; - - -namespace cryptonote { class cryptonote_protocol_handler_base; } // a friend class // TODO friend not working - -/*** -@brief Access to simple throttles, with singlton to access global network limits -*/ -class network_throttle_manager { - // provides global (singleton) in/inreq/out throttle access - - // [[note1]] see also http://www.nuonsoft.com/blog/2012/10/21/implementing-a-thread-safe-singleton-with-c11/ - // [[note2]] _inreq is the requested in traffic - we anticipate we will get in-bound traffic soon as result of what we do (e.g. that we sent network downloads requests) - - //protected: - public: // XXX - - static boost::mutex m_lock_get_global_throttle_in; - static boost::mutex m_lock_get_global_throttle_inreq; - static boost::mutex m_lock_get_global_throttle_out; - - friend class cryptonote::cryptonote_protocol_handler_base; // FRIEND - to directly access global throttle-s. !! REMEMBER TO USE LOCKS! - friend class connection_basic; // FRIEND - to directly access global throttle-s. !! REMEMBER TO USE LOCKS! - friend class connection_basic_pimpl; // ditto - - static int xxx; - - public: - static i_network_throttle & get_global_throttle_in(); ///< singleton ; for friend class ; caller MUST use proper locks! like m_lock_get_global_throttle_in - static i_network_throttle & get_global_throttle_inreq(); ///< ditto ; use lock ... use m_lock_get_global_throttle_inreq obviously - static i_network_throttle & get_global_throttle_out(); ///< ditto ; use lock ... use m_lock_get_global_throttle_out obviously -}; - - - -/*** -@brief interface for the throttle, see the derivated class -*/ -class i_network_throttle { - public: - virtual void set_name(const std::string &name)=0; - virtual void set_target_speed( network_speed_kbps target )=0; - virtual network_speed_kbps get_target_speed()=0; - - virtual void handle_trafic_exact(size_t packet_size) =0; // count the new traffic/packet; the size is exact considering all network costs - virtual void handle_trafic_tcp(size_t packet_size) =0; // count the new traffic/packet; the size is as TCP, we will consider MTU etc - virtual void tick() =0; // poke and update timers/history - - // time calculations: - - virtual void calculate_times(size_t packet_size, calculate_times_struct &cts, bool dbg, double force_window) const =0; // assuming sending new package (or 0), calculate: - // Average, Window, Delay, Recommended data size ; also gets dbg=debug flag, and forced widnow size if >0 or -1 for not forcing window size - - // Average speed, Window size, recommended Delay to sleep now, Recommended size of data to send now - - virtual network_time_seconds get_sleep_time(size_t packet_size) const =0; // gets the D (recommended Delay time) from calc - virtual network_time_seconds get_sleep_time_after_tick(size_t packet_size) =0; // ditto, but first tick the timer - - virtual size_t get_recommended_size_of_planned_transport() const =0; // what should be the recommended limit of data size that we can transport over current network_throttle in near future - - virtual double get_time_seconds() const =0; // a timer - virtual void logger_handle_net(const std::string &filename, double time, size_t size)=0; - - -}; - - -// ... more in the -advanced.h file - - -} // namespace net_utils -} // namespace epee - - -#endif - - - |