129 lines
6 KiB
C++
129 lines
6 KiB
C++
// Copyright (c) 2011-2015 The Cryptonote developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#pragma once
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#include <atomic>
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#include <boost/program_options/variables_map.hpp>
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#include <common/ObserverManager.h>
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// epee
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#include "storages/levin_abstract_invoke2.h"
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#include "warnings.h"
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#include "cryptonote_core/connection_context.h"
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#include "cryptonote_core/cryptonote_stat_info.h"
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#include "cryptonote_core/verification_context.h"
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#include "cryptonote_protocol/cryptonote_protocol_defs.h"
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#include "cryptonote_protocol/cryptonote_protocol_handler_common.h"
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#include "cryptonote_protocol/ICryptonoteProtocolObserver.h"
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#include "cryptonote_protocol/ICryptonoteProtocolQuery.h"
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PUSH_WARNINGS
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DISABLE_VS_WARNINGS(4355)
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namespace cryptonote {
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template<class t_core>
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class t_cryptonote_protocol_handler : public i_cryptonote_protocol, public ICryptonoteProtocolQuery
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{
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public:
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typedef cryptonote_connection_context connection_context;
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typedef core_stat_info stat_info;
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typedef t_cryptonote_protocol_handler<t_core> cryptonote_protocol_handler;
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typedef CORE_SYNC_DATA payload_type;
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t_cryptonote_protocol_handler(t_core& rcore, nodetool::i_p2p_endpoint<connection_context>* p_net_layout);
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BEGIN_INVOKE_MAP2(cryptonote_protocol_handler)
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HANDLE_NOTIFY_T2(NOTIFY_NEW_BLOCK, &cryptonote_protocol_handler::handle_notify_new_block)
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HANDLE_NOTIFY_T2(NOTIFY_NEW_TRANSACTIONS, &cryptonote_protocol_handler::handle_notify_new_transactions)
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HANDLE_NOTIFY_T2(NOTIFY_REQUEST_GET_OBJECTS, &cryptonote_protocol_handler::handle_request_get_objects)
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HANDLE_NOTIFY_T2(NOTIFY_RESPONSE_GET_OBJECTS, &cryptonote_protocol_handler::handle_response_get_objects)
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HANDLE_NOTIFY_T2(NOTIFY_REQUEST_CHAIN, &cryptonote_protocol_handler::handle_request_chain)
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HANDLE_NOTIFY_T2(NOTIFY_RESPONSE_CHAIN_ENTRY, &cryptonote_protocol_handler::handle_response_chain_entry)
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END_INVOKE_MAP2()
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bool init();
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bool deinit();
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virtual bool addObserver(ICryptonoteProtocolObserver* observer);
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virtual bool removeObserver(ICryptonoteProtocolObserver* observer);
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void set_p2p_endpoint(nodetool::i_p2p_endpoint<connection_context>* p2p);
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t_core& get_core() { return m_core; }
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bool is_synchronized() const { return m_synchronized; }
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void log_connections();
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// Interface t_payload_net_handler, where t_payload_net_handler is template argument of nodetool::node_server
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void stop();
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bool on_callback(cryptonote_connection_context& context);
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bool on_idle();
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void onConnectionOpened(cryptonote_connection_context& context);
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void onConnectionClosed(cryptonote_connection_context& context);
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bool get_stat_info(core_stat_info& stat_inf);
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bool get_payload_sync_data(CORE_SYNC_DATA& hshd);
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bool process_payload_sync_data(const CORE_SYNC_DATA& hshd, cryptonote_connection_context& context, bool is_inital);
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virtual size_t getPeerCount() const;
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virtual uint64_t getObservedHeight() const;
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private:
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//----------------- commands handlers ----------------------------------------------
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int handle_notify_new_block(int command, NOTIFY_NEW_BLOCK::request& arg, cryptonote_connection_context& context);
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int handle_notify_new_transactions(int command, NOTIFY_NEW_TRANSACTIONS::request& arg, cryptonote_connection_context& context);
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int handle_request_get_objects(int command, NOTIFY_REQUEST_GET_OBJECTS::request& arg, cryptonote_connection_context& context);
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int handle_response_get_objects(int command, NOTIFY_RESPONSE_GET_OBJECTS::request& arg, cryptonote_connection_context& context);
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int handle_request_chain(int command, NOTIFY_REQUEST_CHAIN::request& arg, cryptonote_connection_context& context);
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int handle_response_chain_entry(int command, NOTIFY_RESPONSE_CHAIN_ENTRY::request& arg, cryptonote_connection_context& context);
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//----------------- i_cryptonote_protocol ----------------------------------
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virtual void relay_block(NOTIFY_NEW_BLOCK::request& arg, cryptonote_connection_context& exclude_context) override;
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virtual void relay_transactions(NOTIFY_NEW_TRANSACTIONS::request& arg, cryptonote_connection_context& exclude_context) override;
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//----------------------------------------------------------------------------------
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bool request_missing_objects(cryptonote_connection_context& context, bool check_having_blocks);
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size_t get_synchronizing_connections_count();
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bool on_connection_synchronized();
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void updateObservedHeight(uint64_t peerHeight, const cryptonote_connection_context& context);
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void recalculateMaxObservedHeight(const cryptonote_connection_context& context);
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template<class t_parametr>
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bool post_notify(typename t_parametr::request& arg, cryptonote_connection_context& context)
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{
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LOG_PRINT_L2("[" << epee::net_utils::print_connection_context_short(context) << "] post " << typeid(t_parametr).name() << " -->");
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std::string blob;
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epee::serialization::store_t_to_binary(arg, blob);
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return m_p2p->invoke_notify_to_peer(t_parametr::ID, blob, context);
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}
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template<class t_parametr>
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void relay_post_notify(typename t_parametr::request& arg, cryptonote_connection_context& exlude_context)
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{
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LOG_PRINT_L2("[" << epee::net_utils::print_connection_context_short(exlude_context) << "] post relay " << typeid(t_parametr).name() << " -->");
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std::string arg_buff;
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epee::serialization::store_t_to_binary(arg, arg_buff);
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m_p2p->relay_notify_to_all(t_parametr::ID, arg_buff, exlude_context);
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}
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private:
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t_core& m_core;
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nodetool::p2p_endpoint_stub<connection_context> m_p2p_stub;
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nodetool::i_p2p_endpoint<connection_context>* m_p2p;
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std::atomic<bool> m_synchronized;
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std::atomic<bool> m_stop;
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mutable std::mutex m_observedHeightMutex;
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uint64_t m_observedHeight;
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std::atomic<size_t> m_peersCount;
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tools::ObserverManager<ICryptonoteProtocolObserver> m_observerManager;
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};
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}
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#include "cryptonote_protocol_handler.inl"
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POP_WARNINGS
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