/// @file /// @author rfree (current maintainer/user in monero.cc project - most of code is from CryptoNote) /// @brief This is the orginal cryptonote protocol network-events handler, modified by us // Copyright (c) 2014-2015, 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. // // Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers #pragma once #include #include #include #include "storages/levin_abstract_invoke2.h" #include "warnings.h" #include "cryptonote_protocol_defs.h" #include "cryptonote_protocol_handler_common.h" #include "cryptonote_core/connection_context.h" #include "cryptonote_core/cryptonote_stat_info.h" #include "cryptonote_core/verification_context.h" #include #include PUSH_WARNINGS DISABLE_VS_WARNINGS(4355) namespace cryptonote { class cryptonote_protocol_handler_base_pimpl; class cryptonote_protocol_handler_base { private: std::unique_ptr mI; public: cryptonote_protocol_handler_base(); virtual ~cryptonote_protocol_handler_base(); void handler_request_blocks_history(std::list& ids); // before asking for list of objects, we can change the list still void handler_response_blocks_now(size_t packet_size); virtual double get_avg_block_size() = 0; virtual double estimate_one_block_size() noexcept; // for estimating size of blocks to download virtual std::ofstream& get_logreq() const =0; }; template class t_cryptonote_protocol_handler: public i_cryptonote_protocol, cryptonote_protocol_handler_base { public: typedef cryptonote_connection_context connection_context; typedef core_stat_info stat_info; typedef t_cryptonote_protocol_handler cryptonote_protocol_handler; typedef CORE_SYNC_DATA payload_type; t_cryptonote_protocol_handler(t_core& rcore, nodetool::i_p2p_endpoint* p_net_layout); BEGIN_INVOKE_MAP2(cryptonote_protocol_handler) HANDLE_NOTIFY_T2(NOTIFY_NEW_BLOCK, &cryptonote_protocol_handler::handle_notify_new_block) HANDLE_NOTIFY_T2(NOTIFY_NEW_TRANSACTIONS, &cryptonote_protocol_handler::handle_notify_new_transactions) HANDLE_NOTIFY_T2(NOTIFY_REQUEST_GET_OBJECTS, &cryptonote_protocol_handler::handle_request_get_objects) HANDLE_NOTIFY_T2(NOTIFY_RESPONSE_GET_OBJECTS, &cryptonote_protocol_handler::handle_response_get_objects) HANDLE_NOTIFY_T2(NOTIFY_REQUEST_CHAIN, &cryptonote_protocol_handler::handle_request_chain) HANDLE_NOTIFY_T2(NOTIFY_RESPONSE_CHAIN_ENTRY, &cryptonote_protocol_handler::handle_response_chain_entry) END_INVOKE_MAP2() bool on_idle(); bool init(const boost::program_options::variables_map& vm); bool deinit(); void set_p2p_endpoint(nodetool::i_p2p_endpoint* p2p); //bool process_handshake_data(const blobdata& data, cryptonote_connection_context& context); bool process_payload_sync_data(const CORE_SYNC_DATA& hshd, cryptonote_connection_context& context, bool is_inital); bool get_payload_sync_data(blobdata& data); bool get_payload_sync_data(CORE_SYNC_DATA& hshd); bool get_stat_info(core_stat_info& stat_inf); bool on_callback(cryptonote_connection_context& context); t_core& get_core(){return m_core;} bool is_synchronized(){return m_synchronized;} void log_connections(); std::list get_connections(); private: //----------------- commands handlers ---------------------------------------------- int handle_notify_new_block(int command, NOTIFY_NEW_BLOCK::request& arg, cryptonote_connection_context& context); int handle_notify_new_transactions(int command, NOTIFY_NEW_TRANSACTIONS::request& arg, cryptonote_connection_context& context); int handle_request_get_objects(int command, NOTIFY_REQUEST_GET_OBJECTS::request& arg, cryptonote_connection_context& context); int handle_response_get_objects(int command, NOTIFY_RESPONSE_GET_OBJECTS::request& arg, cryptonote_connection_context& context); int handle_request_chain(int command, NOTIFY_REQUEST_CHAIN::request& arg, cryptonote_connection_context& context); int handle_response_chain_entry(int command, NOTIFY_RESPONSE_CHAIN_ENTRY::request& arg, cryptonote_connection_context& context); //----------------- i_bc_protocol_layout --------------------------------------- virtual bool relay_block(NOTIFY_NEW_BLOCK::request& arg, cryptonote_connection_context& exclude_context); virtual bool relay_transactions(NOTIFY_NEW_TRANSACTIONS::request& arg, cryptonote_connection_context& exclude_context); //---------------------------------------------------------------------------------- //bool get_payload_sync_data(HANDSHAKE_DATA::request& hshd, cryptonote_connection_context& context); bool request_missing_objects(cryptonote_connection_context& context, bool check_having_blocks); size_t get_synchronizing_connections_count(); bool on_connection_synchronized(); t_core& m_core; nodetool::p2p_endpoint_stub m_p2p_stub; nodetool::i_p2p_endpoint* m_p2p; std::atomic m_syncronized_connections_count; std::atomic m_synchronized; bool m_one_request = true; // static std::ofstream m_logreq; std::mutex m_buffer_mutex; double get_avg_block_size(); boost::circular_buffer m_avg_buffer = boost::circular_buffer(10); template bool post_notify(typename t_parametr::request& arg, cryptonote_connection_context& context) { LOG_PRINT_L2("[" << epee::net_utils::print_connection_context_short(context) << "] post " << typeid(t_parametr).name() << " -->"); std::string blob; epee::serialization::store_t_to_binary(arg, blob); //handler_response_blocks_now(blob.size()); // XXX return m_p2p->invoke_notify_to_peer(t_parametr::ID, blob, context); } template bool relay_post_notify(typename t_parametr::request& arg, cryptonote_connection_context& exlude_context) { LOG_PRINT_L2("[" << epee::net_utils::print_connection_context_short(exlude_context) << "] post relay " << typeid(t_parametr).name() << " -->"); std::string arg_buff; epee::serialization::store_t_to_binary(arg, arg_buff); return m_p2p->relay_notify_to_all(t_parametr::ID, arg_buff, exlude_context); } virtual std::ofstream& get_logreq() const ; }; } // namespace #include "cryptonote_protocol_handler.inl" POP_WARNINGS