578 lines
26 KiB
C++
578 lines
26 KiB
C++
// Copyright (c) 2014, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
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#include <boost/interprocess/detail/atomic.hpp>
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#include <list>
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#include "cryptonote_core/cryptonote_format_utils.h"
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#include "profile_tools.h"
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namespace cryptonote
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{
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//-----------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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t_cryptonote_protocol_handler<t_core>::t_cryptonote_protocol_handler(t_core& rcore, nodetool::i_p2p_endpoint<connection_context>* p_net_layout):m_core(rcore),
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m_p2p(p_net_layout),
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m_syncronized_connections_count(0),
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m_synchronized(false)
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{
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if(!m_p2p)
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m_p2p = &m_p2p_stub;
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}
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//-----------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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bool t_cryptonote_protocol_handler<t_core>::init(const boost::program_options::variables_map& vm)
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{
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return true;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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bool t_cryptonote_protocol_handler<t_core>::deinit()
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{
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return true;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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void t_cryptonote_protocol_handler<t_core>::set_p2p_endpoint(nodetool::i_p2p_endpoint<connection_context>* p2p)
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{
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if(p2p)
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m_p2p = p2p;
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else
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m_p2p = &m_p2p_stub;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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bool t_cryptonote_protocol_handler<t_core>::on_callback(cryptonote_connection_context& context)
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{
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LOG_PRINT_CCONTEXT_L2("callback fired");
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CHECK_AND_ASSERT_MES_CC( context.m_callback_request_count > 0, false, "false callback fired, but context.m_callback_request_count=" << context.m_callback_request_count);
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--context.m_callback_request_count;
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if(context.m_state == cryptonote_connection_context::state_synchronizing)
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{
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NOTIFY_REQUEST_CHAIN::request r = boost::value_initialized<NOTIFY_REQUEST_CHAIN::request>();
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m_core.get_short_chain_history(r.block_ids);
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LOG_PRINT_CCONTEXT_L2("-->>NOTIFY_REQUEST_CHAIN: m_block_ids.size()=" << r.block_ids.size() );
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post_notify<NOTIFY_REQUEST_CHAIN>(r, context);
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}
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return true;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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bool t_cryptonote_protocol_handler<t_core>::get_stat_info(core_stat_info& stat_inf)
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{
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return m_core.get_stat_info(stat_inf);
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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void t_cryptonote_protocol_handler<t_core>::log_connections()
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{
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std::stringstream ss;
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ss << std::setw(25) << std::left << "Remote Host"
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<< std::setw(20) << "Peer id"
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<< std::setw(25) << "Recv/Sent (inactive,sec)"
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<< std::setw(25) << "State"
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<< std::setw(20) << "Livetime(seconds)" << ENDL;
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m_p2p->for_each_connection([&](const connection_context& cntxt, nodetool::peerid_type peer_id)
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{
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ss << std::setw(25) << std::left << std::string(cntxt.m_is_income ? " [INC]":"[OUT]") +
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epee::string_tools::get_ip_string_from_int32(cntxt.m_remote_ip) + ":" + std::to_string(cntxt.m_remote_port)
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<< std::setw(20) << std::hex << peer_id
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<< std::setw(25) << std::to_string(cntxt.m_recv_cnt)+ "(" + std::to_string(time(NULL) - cntxt.m_last_recv) + ")" + "/" + std::to_string(cntxt.m_send_cnt) + "(" + std::to_string(time(NULL) - cntxt.m_last_send) + ")"
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<< std::setw(25) << get_protocol_state_string(cntxt.m_state)
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<< std::setw(20) << std::to_string(time(NULL) - cntxt.m_started) << ENDL;
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return true;
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});
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LOG_PRINT_L0("Connections: " << ENDL << ss.str());
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}
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//------------------------------------------------------------------------------------------------------------------------
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// Returns a list of connection_info objects describing each open p2p connection
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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std::list<connection_info> t_cryptonote_protocol_handler<t_core>::get_connections()
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{
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std::list<connection_info> connections;
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m_p2p->for_each_connection([&](const connection_context& cntxt, nodetool::peerid_type peer_id)
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{
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connection_info cnx;
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auto timestamp = time(NULL);
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cnx.incoming = cntxt.m_is_income ? true : false;
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cnx.ip = epee::string_tools::get_ip_string_from_int32(cntxt.m_remote_ip);
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cnx.port = std::to_string(cntxt.m_remote_port);
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std::stringstream peer_id_str;
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peer_id_str << std::hex << peer_id;
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peer_id_str >> cnx.peer_id;
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cnx.recv_count = cntxt.m_recv_cnt;
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cnx.recv_idle_time = timestamp - cntxt.m_last_recv;
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cnx.send_count = cntxt.m_send_cnt;
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cnx.send_idle_time = timestamp;
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cnx.state = get_protocol_state_string(cntxt.m_state);
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cnx.live_time = timestamp - cntxt.m_started;
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connections.push_back(cnx);
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return true;
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});
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return connections;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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bool t_cryptonote_protocol_handler<t_core>::process_payload_sync_data(const CORE_SYNC_DATA& hshd, cryptonote_connection_context& context, bool is_inital)
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{
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if(context.m_state == cryptonote_connection_context::state_befor_handshake && !is_inital)
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return true;
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if(context.m_state == cryptonote_connection_context::state_synchronizing)
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return true;
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if(m_core.have_block(hshd.top_id))
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{
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context.m_state = cryptonote_connection_context::state_normal;
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if(is_inital)
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on_connection_synchronized();
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return true;
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}
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/* As I don't know if accessing hshd from core could be a good practice,
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I prefer pushing target height to the core at the same time it is pushed to the user.
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Nz. */
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m_core.set_target_blockchain_height(static_cast<int64_t>(hshd.current_height));
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int64_t diff = static_cast<int64_t>(hshd.current_height) - static_cast<int64_t>(m_core.get_current_blockchain_height());
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LOG_PRINT_CCONTEXT_YELLOW("Sync data returned unknown top block: " << m_core.get_current_blockchain_height() << " -> " << hshd.current_height
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<< " [" << std::abs(diff) << " blocks (" << diff / (24 * 60 * 60 / DIFFICULTY_TARGET) << " days) "
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<< (0 <= diff ? std::string("behind") : std::string("ahead"))
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<< "] " << ENDL << "SYNCHRONIZATION started", (is_inital ? LOG_LEVEL_0:LOG_LEVEL_1));
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LOG_PRINT_L1("Remote top block height: " << hshd.current_height << ", id: " << hshd.top_id);
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context.m_state = cryptonote_connection_context::state_synchronizing;
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context.m_remote_blockchain_height = hshd.current_height;
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//let the socket to send response to handshake, but request callback, to let send request data after response
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LOG_PRINT_CCONTEXT_L2("requesting callback");
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++context.m_callback_request_count;
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m_p2p->request_callback(context);
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return true;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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bool t_cryptonote_protocol_handler<t_core>::get_payload_sync_data(CORE_SYNC_DATA& hshd)
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{
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m_core.get_blockchain_top(hshd.current_height, hshd.top_id);
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hshd.current_height +=1;
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return true;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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bool t_cryptonote_protocol_handler<t_core>::get_payload_sync_data(blobdata& data)
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{
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CORE_SYNC_DATA hsd = boost::value_initialized<CORE_SYNC_DATA>();
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get_payload_sync_data(hsd);
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epee::serialization::store_t_to_binary(hsd, data);
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return true;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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int t_cryptonote_protocol_handler<t_core>::handle_notify_new_block(int command, NOTIFY_NEW_BLOCK::request& arg, cryptonote_connection_context& context)
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{
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LOG_PRINT_CCONTEXT_L2("NOTIFY_NEW_BLOCK (hop " << arg.hop << ")");
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if(context.m_state != cryptonote_connection_context::state_normal)
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return 1;
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for(auto tx_blob_it = arg.b.txs.begin(); tx_blob_it!=arg.b.txs.end();tx_blob_it++)
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{
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cryptonote::tx_verification_context tvc = AUTO_VAL_INIT(tvc);
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m_core.handle_incoming_tx(*tx_blob_it, tvc, true);
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if(tvc.m_verifivation_failed)
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{
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LOG_PRINT_CCONTEXT_L0("Block verification failed: transaction verification failed, dropping connection");
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m_p2p->drop_connection(context);
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return 1;
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}
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}
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block_verification_context bvc = boost::value_initialized<block_verification_context>();
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m_core.pause_mine();
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m_core.handle_incoming_block(arg.b.block, bvc);
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m_core.resume_mine();
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if(bvc.m_verifivation_failed)
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{
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LOG_PRINT_CCONTEXT_L0("Block verification failed, dropping connection");
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m_p2p->drop_connection(context);
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return 1;
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}
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if(bvc.m_added_to_main_chain)
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{
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++arg.hop;
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//TODO: Add here announce protocol usage
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relay_block(arg, context);
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}else if(bvc.m_marked_as_orphaned)
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{
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context.m_state = cryptonote_connection_context::state_synchronizing;
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NOTIFY_REQUEST_CHAIN::request r = boost::value_initialized<NOTIFY_REQUEST_CHAIN::request>();
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m_core.get_short_chain_history(r.block_ids);
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LOG_PRINT_CCONTEXT_L2("-->>NOTIFY_REQUEST_CHAIN: m_block_ids.size()=" << r.block_ids.size() );
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post_notify<NOTIFY_REQUEST_CHAIN>(r, context);
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}
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return 1;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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int t_cryptonote_protocol_handler<t_core>::handle_notify_new_transactions(int command, NOTIFY_NEW_TRANSACTIONS::request& arg, cryptonote_connection_context& context)
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{
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LOG_PRINT_CCONTEXT_L2("NOTIFY_NEW_TRANSACTIONS");
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if(context.m_state != cryptonote_connection_context::state_normal)
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return 1;
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for(auto tx_blob_it = arg.txs.begin(); tx_blob_it!=arg.txs.end();)
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{
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cryptonote::tx_verification_context tvc = AUTO_VAL_INIT(tvc);
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m_core.handle_incoming_tx(*tx_blob_it, tvc, false);
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if(tvc.m_verifivation_failed)
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{
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LOG_PRINT_CCONTEXT_L0("Tx verification failed, dropping connection");
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m_p2p->drop_connection(context);
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return 1;
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}
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if(tvc.m_should_be_relayed)
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++tx_blob_it;
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else
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arg.txs.erase(tx_blob_it++);
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}
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if(arg.txs.size())
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{
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//TODO: add announce usage here
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relay_transactions(arg, context);
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}
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return true;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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int t_cryptonote_protocol_handler<t_core>::handle_request_get_objects(int command, NOTIFY_REQUEST_GET_OBJECTS::request& arg, cryptonote_connection_context& context)
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{
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LOG_PRINT_CCONTEXT_L2("NOTIFY_REQUEST_GET_OBJECTS");
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NOTIFY_RESPONSE_GET_OBJECTS::request rsp;
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if(!m_core.handle_get_objects(arg, rsp, context))
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{
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LOG_ERROR_CCONTEXT("failed to handle request NOTIFY_REQUEST_GET_OBJECTS, dropping connection");
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m_p2p->drop_connection(context);
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}
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LOG_PRINT_CCONTEXT_L2("-->>NOTIFY_RESPONSE_GET_OBJECTS: blocks.size()=" << rsp.blocks.size() << ", txs.size()=" << rsp.txs.size()
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<< ", rsp.m_current_blockchain_height=" << rsp.current_blockchain_height << ", missed_ids.size()=" << rsp.missed_ids.size());
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post_notify<NOTIFY_RESPONSE_GET_OBJECTS>(rsp, context);
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return 1;
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}
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//------------------------------------------------------------------------------------------------------------------------
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template<class t_core>
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int t_cryptonote_protocol_handler<t_core>::handle_response_get_objects(int command, NOTIFY_RESPONSE_GET_OBJECTS::request& arg, cryptonote_connection_context& context)
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{
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LOG_PRINT_CCONTEXT_L2("NOTIFY_RESPONSE_GET_OBJECTS");
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if(context.m_last_response_height > arg.current_blockchain_height)
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{
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LOG_ERROR_CCONTEXT("sent wrong NOTIFY_HAVE_OBJECTS: arg.m_current_blockchain_height=" << arg.current_blockchain_height
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<< " < m_last_response_height=" << context.m_last_response_height << ", dropping connection");
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m_p2p->drop_connection(context);
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return 1;
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}
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context.m_remote_blockchain_height = arg.current_blockchain_height;
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size_t count = 0;
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BOOST_FOREACH(const block_complete_entry& block_entry, arg.blocks)
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{
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++count;
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block b;
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if(!parse_and_validate_block_from_blob(block_entry.block, b))
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{
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LOG_ERROR_CCONTEXT("sent wrong block: failed to parse and validate block: \r\n"
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<< epee::string_tools::buff_to_hex_nodelimer(block_entry.block) << "\r\n dropping connection");
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m_p2p->drop_connection(context);
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return 1;
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}
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//to avoid concurrency in core between connections, suspend connections which delivered block later then first one
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if(count == 2)
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{
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if(m_core.have_block(get_block_hash(b)))
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{
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context.m_state = cryptonote_connection_context::state_idle;
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context.m_needed_objects.clear();
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context.m_requested_objects.clear();
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LOG_PRINT_CCONTEXT_L1("Connection set to idle state.");
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return 1;
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}
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}
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auto req_it = context.m_requested_objects.find(get_block_hash(b));
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if(req_it == context.m_requested_objects.end())
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{
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LOG_ERROR_CCONTEXT("sent wrong NOTIFY_RESPONSE_GET_OBJECTS: block with id=" << epee::string_tools::pod_to_hex(get_blob_hash(block_entry.block))
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<< " wasn't requested, dropping connection");
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m_p2p->drop_connection(context);
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return 1;
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}
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if(b.tx_hashes.size() != block_entry.txs.size())
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{
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LOG_ERROR_CCONTEXT("sent wrong NOTIFY_RESPONSE_GET_OBJECTS: block with id=" << epee::string_tools::pod_to_hex(get_blob_hash(block_entry.block))
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<< ", tx_hashes.size()=" << b.tx_hashes.size() << " mismatch with block_complete_entry.m_txs.size()=" << block_entry.txs.size() << ", dropping connection");
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m_p2p->drop_connection(context);
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return 1;
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}
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context.m_requested_objects.erase(req_it);
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}
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if(context.m_requested_objects.size())
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{
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LOG_PRINT_CCONTEXT_RED("returned not all requested objects (context.m_requested_objects.size()="
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<< context.m_requested_objects.size() << "), dropping connection", LOG_LEVEL_0);
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m_p2p->drop_connection(context);
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return 1;
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}
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{
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m_core.pause_mine();
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epee::misc_utils::auto_scope_leave_caller scope_exit_handler = epee::misc_utils::create_scope_leave_handler(
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boost::bind(&t_core::resume_mine, &m_core));
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BOOST_FOREACH(const block_complete_entry& block_entry, arg.blocks)
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{
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//process transactions
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TIME_MEASURE_START(transactions_process_time);
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BOOST_FOREACH(auto& tx_blob, block_entry.txs)
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{
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tx_verification_context tvc = AUTO_VAL_INIT(tvc);
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m_core.handle_incoming_tx(tx_blob, tvc, true);
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if(tvc.m_verifivation_failed)
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{
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LOG_ERROR_CCONTEXT("transaction verification failed on NOTIFY_RESPONSE_GET_OBJECTS, \r\ntx_id = "
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<< epee::string_tools::pod_to_hex(get_blob_hash(tx_blob)) << ", dropping connection");
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m_p2p->drop_connection(context);
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return 1;
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}
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}
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TIME_MEASURE_FINISH(transactions_process_time);
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//process block
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TIME_MEASURE_START(block_process_time);
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block_verification_context bvc = boost::value_initialized<block_verification_context>();
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m_core.handle_incoming_block(block_entry.block, bvc, false);
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if(bvc.m_verifivation_failed)
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{
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LOG_PRINT_CCONTEXT_L0("Block verification failed, dropping connection");
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m_p2p->drop_connection(context);
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return 1;
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}
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if(bvc.m_marked_as_orphaned)
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{
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LOG_PRINT_CCONTEXT_L0("Block received at sync phase was marked as orphaned, dropping connection");
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m_p2p->drop_connection(context);
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return 1;
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}
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TIME_MEASURE_FINISH(block_process_time);
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LOG_PRINT_CCONTEXT_L2("Block process time: " << block_process_time + transactions_process_time << "(" << transactions_process_time << "/" << block_process_time << ")ms");
|
|
}
|
|
}
|
|
|
|
request_missing_objects(context, true);
|
|
return 1;
|
|
}
|
|
//------------------------------------------------------------------------------------------------------------------------
|
|
template<class t_core>
|
|
bool t_cryptonote_protocol_handler<t_core>::on_idle()
|
|
{
|
|
return m_core.on_idle();
|
|
}
|
|
//------------------------------------------------------------------------------------------------------------------------
|
|
template<class t_core>
|
|
int t_cryptonote_protocol_handler<t_core>::handle_request_chain(int command, NOTIFY_REQUEST_CHAIN::request& arg, cryptonote_connection_context& context)
|
|
{
|
|
LOG_PRINT_CCONTEXT_L2("NOTIFY_REQUEST_CHAIN: m_block_ids.size()=" << arg.block_ids.size());
|
|
NOTIFY_RESPONSE_CHAIN_ENTRY::request r;
|
|
if(!m_core.find_blockchain_supplement(arg.block_ids, r))
|
|
{
|
|
LOG_ERROR_CCONTEXT("Failed to handle NOTIFY_REQUEST_CHAIN.");
|
|
return 1;
|
|
}
|
|
LOG_PRINT_CCONTEXT_L2("-->>NOTIFY_RESPONSE_CHAIN_ENTRY: m_start_height=" << r.start_height << ", m_total_height=" << r.total_height << ", m_block_ids.size()=" << r.m_block_ids.size());
|
|
post_notify<NOTIFY_RESPONSE_CHAIN_ENTRY>(r, context);
|
|
return 1;
|
|
}
|
|
//------------------------------------------------------------------------------------------------------------------------
|
|
template<class t_core>
|
|
bool t_cryptonote_protocol_handler<t_core>::request_missing_objects(cryptonote_connection_context& context, bool check_having_blocks)
|
|
{
|
|
if(context.m_needed_objects.size())
|
|
{
|
|
//we know objects that we need, request this objects
|
|
NOTIFY_REQUEST_GET_OBJECTS::request req;
|
|
size_t count = 0;
|
|
auto it = context.m_needed_objects.begin();
|
|
|
|
while(it != context.m_needed_objects.end() && count < BLOCKS_SYNCHRONIZING_DEFAULT_COUNT)
|
|
{
|
|
if( !(check_having_blocks && m_core.have_block(*it)))
|
|
{
|
|
req.blocks.push_back(*it);
|
|
++count;
|
|
context.m_requested_objects.insert(*it);
|
|
}
|
|
context.m_needed_objects.erase(it++);
|
|
}
|
|
LOG_PRINT_CCONTEXT_L2("-->>NOTIFY_REQUEST_GET_OBJECTS: blocks.size()=" << req.blocks.size() << ", txs.size()=" << req.txs.size());
|
|
post_notify<NOTIFY_REQUEST_GET_OBJECTS>(req, context);
|
|
}else if(context.m_last_response_height < context.m_remote_blockchain_height-1)
|
|
{//we have to fetch more objects ids, request blockchain entry
|
|
|
|
NOTIFY_REQUEST_CHAIN::request r = boost::value_initialized<NOTIFY_REQUEST_CHAIN::request>();
|
|
m_core.get_short_chain_history(r.block_ids);
|
|
LOG_PRINT_CCONTEXT_L2("-->>NOTIFY_REQUEST_CHAIN: m_block_ids.size()=" << r.block_ids.size() );
|
|
post_notify<NOTIFY_REQUEST_CHAIN>(r, context);
|
|
}else
|
|
{
|
|
CHECK_AND_ASSERT_MES(context.m_last_response_height == context.m_remote_blockchain_height-1
|
|
&& !context.m_needed_objects.size()
|
|
&& !context.m_requested_objects.size(), false, "request_missing_blocks final condition failed!"
|
|
<< "\r\nm_last_response_height=" << context.m_last_response_height
|
|
<< "\r\nm_remote_blockchain_height=" << context.m_remote_blockchain_height
|
|
<< "\r\nm_needed_objects.size()=" << context.m_needed_objects.size()
|
|
<< "\r\nm_requested_objects.size()=" << context.m_requested_objects.size()
|
|
<< "\r\non connection [" << epee::net_utils::print_connection_context_short(context)<< "]");
|
|
|
|
context.m_state = cryptonote_connection_context::state_normal;
|
|
LOG_PRINT_CCONTEXT_GREEN(" SYNCHRONIZED OK", LOG_LEVEL_0);
|
|
on_connection_synchronized();
|
|
}
|
|
return true;
|
|
}
|
|
//------------------------------------------------------------------------------------------------------------------------
|
|
template<class t_core>
|
|
bool t_cryptonote_protocol_handler<t_core>::on_connection_synchronized()
|
|
{
|
|
bool val_expected = false;
|
|
if(m_synchronized.compare_exchange_strong(val_expected, true))
|
|
{
|
|
LOG_PRINT_L0(ENDL << "**********************************************************************" << ENDL
|
|
<< "You are now synchronized with the network. You may now start simplewallet." << ENDL
|
|
<< ENDL
|
|
<< "Please note, that the blockchain will be saved only after you quit the daemon with \"exit\" command or if you use \"save\" command." << ENDL
|
|
<< "Otherwise, you will possibly need to synchronize the blockchain again." << ENDL
|
|
<< ENDL
|
|
<< "Use \"help\" command to see the list of available commands." << ENDL
|
|
<< "**********************************************************************");
|
|
m_core.on_synchronized();
|
|
}
|
|
return true;
|
|
}
|
|
//------------------------------------------------------------------------------------------------------------------------
|
|
template<class t_core>
|
|
size_t t_cryptonote_protocol_handler<t_core>::get_synchronizing_connections_count()
|
|
{
|
|
size_t count = 0;
|
|
m_p2p->for_each_connection([&](cryptonote_connection_context& context, nodetool::peerid_type peer_id)->bool{
|
|
if(context.m_state == cryptonote_connection_context::state_synchronizing)
|
|
++count;
|
|
return true;
|
|
});
|
|
return count;
|
|
}
|
|
//------------------------------------------------------------------------------------------------------------------------
|
|
template<class t_core>
|
|
int t_cryptonote_protocol_handler<t_core>::handle_response_chain_entry(int command, NOTIFY_RESPONSE_CHAIN_ENTRY::request& arg, cryptonote_connection_context& context)
|
|
{
|
|
LOG_PRINT_CCONTEXT_L2("NOTIFY_RESPONSE_CHAIN_ENTRY: m_block_ids.size()=" << arg.m_block_ids.size()
|
|
<< ", m_start_height=" << arg.start_height << ", m_total_height=" << arg.total_height);
|
|
|
|
if(!arg.m_block_ids.size())
|
|
{
|
|
LOG_ERROR_CCONTEXT("sent empty m_block_ids, dropping connection");
|
|
m_p2p->drop_connection(context);
|
|
return 1;
|
|
}
|
|
|
|
if(!m_core.have_block(arg.m_block_ids.front()))
|
|
{
|
|
LOG_ERROR_CCONTEXT("sent m_block_ids starting from unknown id: "
|
|
<< epee::string_tools::pod_to_hex(arg.m_block_ids.front()) << " , dropping connection");
|
|
m_p2p->drop_connection(context);
|
|
return 1;
|
|
}
|
|
|
|
context.m_remote_blockchain_height = arg.total_height;
|
|
context.m_last_response_height = arg.start_height + arg.m_block_ids.size()-1;
|
|
if(context.m_last_response_height > context.m_remote_blockchain_height)
|
|
{
|
|
LOG_ERROR_CCONTEXT("sent wrong NOTIFY_RESPONSE_CHAIN_ENTRY, with \r\nm_total_height=" << arg.total_height
|
|
<< "\r\nm_start_height=" << arg.start_height
|
|
<< "\r\nm_block_ids.size()=" << arg.m_block_ids.size());
|
|
m_p2p->drop_connection(context);
|
|
}
|
|
|
|
BOOST_FOREACH(auto& bl_id, arg.m_block_ids)
|
|
{
|
|
if(!m_core.have_block(bl_id))
|
|
context.m_needed_objects.push_back(bl_id);
|
|
}
|
|
|
|
request_missing_objects(context, false);
|
|
return 1;
|
|
}
|
|
//------------------------------------------------------------------------------------------------------------------------
|
|
template<class t_core>
|
|
bool t_cryptonote_protocol_handler<t_core>::relay_block(NOTIFY_NEW_BLOCK::request& arg, cryptonote_connection_context& exclude_context)
|
|
{
|
|
return relay_post_notify<NOTIFY_NEW_BLOCK>(arg, exclude_context);
|
|
}
|
|
//------------------------------------------------------------------------------------------------------------------------
|
|
template<class t_core>
|
|
bool t_cryptonote_protocol_handler<t_core>::relay_transactions(NOTIFY_NEW_TRANSACTIONS::request& arg, cryptonote_connection_context& exclude_context)
|
|
{
|
|
return relay_post_notify<NOTIFY_NEW_TRANSACTIONS>(arg, exclude_context);
|
|
}
|
|
}
|