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457 lines
14 KiB
C++
457 lines
14 KiB
C++
// Copyright (c) 2014-2017, 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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#pragma once
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#include <boost/uuid/uuid.hpp>
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#include "serialization/keyvalue_serialization.h"
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#include "net/net_utils_base.h"
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#include "misc_language.h"
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#include "cryptonote_config.h"
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#ifdef ALLOW_DEBUG_COMMANDS
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#include "crypto/crypto.h"
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#endif
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namespace nodetool
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{
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typedef boost::uuids::uuid uuid;
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typedef uint64_t peerid_type;
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#pragma pack (push, 1)
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struct network_address_old
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{
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uint32_t ip;
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uint32_t port;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(ip)
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KV_SERIALIZE(port)
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END_KV_SERIALIZE_MAP()
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};
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template<typename AddressType>
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struct peerlist_entry_base
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{
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AddressType adr;
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peerid_type id;
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int64_t last_seen;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(adr)
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KV_SERIALIZE(id)
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KV_SERIALIZE(last_seen)
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END_KV_SERIALIZE_MAP()
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};
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typedef peerlist_entry_base<epee::net_utils::network_address> peerlist_entry;
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template<typename AddressType>
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struct anchor_peerlist_entry_base
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{
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AddressType adr;
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peerid_type id;
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int64_t first_seen;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(adr)
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KV_SERIALIZE(id)
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KV_SERIALIZE(first_seen)
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END_KV_SERIALIZE_MAP()
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};
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typedef anchor_peerlist_entry_base<epee::net_utils::network_address> anchor_peerlist_entry;
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template<typename AddressType>
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struct connection_entry_base
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{
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AddressType adr;
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peerid_type id;
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bool is_income;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(adr)
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KV_SERIALIZE(id)
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KV_SERIALIZE(is_income)
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END_KV_SERIALIZE_MAP()
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};
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typedef connection_entry_base<epee::net_utils::network_address> connection_entry;
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#pragma pack(pop)
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inline
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std::string print_peerlist_to_string(const std::list<peerlist_entry>& pl)
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{
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time_t now_time = 0;
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time(&now_time);
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std::stringstream ss;
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ss << std::setfill ('0') << std::setw (8) << std::hex << std::noshowbase;
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for(const peerlist_entry& pe: pl)
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{
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ss << pe.id << "\t" << pe.adr->str() << " \tlast_seen: " << epee::misc_utils::get_time_interval_string(now_time - pe.last_seen) << std::endl;
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}
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return ss.str();
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}
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struct network_config
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{
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(connections_count)
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KV_SERIALIZE(handshake_interval)
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KV_SERIALIZE(packet_max_size)
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KV_SERIALIZE(config_id)
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END_KV_SERIALIZE_MAP()
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uint32_t connections_count;
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uint32_t connection_timeout;
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uint32_t ping_connection_timeout;
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uint32_t handshake_interval;
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uint32_t packet_max_size;
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uint32_t config_id;
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uint32_t send_peerlist_sz;
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};
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struct basic_node_data
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{
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uuid network_id;
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uint64_t local_time;
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uint32_t my_port;
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peerid_type peer_id;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE_VAL_POD_AS_BLOB(network_id)
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KV_SERIALIZE(peer_id)
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KV_SERIALIZE(local_time)
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KV_SERIALIZE(my_port)
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END_KV_SERIALIZE_MAP()
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};
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#define P2P_COMMANDS_POOL_BASE 1000
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/************************************************************************/
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/* */
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/************************************************************************/
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template<class t_playload_type>
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struct COMMAND_HANDSHAKE_T
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{
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const static int ID = P2P_COMMANDS_POOL_BASE + 1;
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struct request
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{
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basic_node_data node_data;
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t_playload_type payload_data;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(node_data)
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KV_SERIALIZE(payload_data)
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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basic_node_data node_data;
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t_playload_type payload_data;
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std::list<peerlist_entry> local_peerlist_new;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(node_data)
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KV_SERIALIZE(payload_data)
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if (is_store)
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{
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// saving: save both, so old and new peers can understand it
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KV_SERIALIZE(local_peerlist_new)
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std::list<peerlist_entry_base<network_address_old>> local_peerlist;
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for (const auto &p: this_ref.local_peerlist_new)
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{
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if (p.adr.get_type_id() == epee::net_utils::ipv4_network_address::ID)
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{
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const epee::net_utils::network_address &na = p.adr;
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const epee::net_utils::ipv4_network_address &ipv4 = na.as<const epee::net_utils::ipv4_network_address>();
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local_peerlist.push_back(peerlist_entry_base<network_address_old>({{ipv4.ip(), ipv4.port()}, p.id, p.last_seen}));
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}
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else
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MDEBUG("Not including in legacy peer list: " << p.adr.str());
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}
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epee::serialization::selector<is_store>::serialize_stl_container_pod_val_as_blob(local_peerlist, stg, hparent_section, "local_peerlist");
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}
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else
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{
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// loading: load old list only if there is no new one
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if (!epee::serialization::selector<is_store>::serialize(this_ref.local_peerlist_new, stg, hparent_section, "local_peerlist_new"))
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{
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std::list<peerlist_entry_base<network_address_old>> local_peerlist;
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epee::serialization::selector<is_store>::serialize_stl_container_pod_val_as_blob(local_peerlist, stg, hparent_section, "local_peerlist");
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for (const auto &p: local_peerlist)
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((response&)this_ref).local_peerlist_new.push_back(peerlist_entry({new epee::net_utils::ipv4_network_address(p.adr.ip, p.adr.port), p.id, p.last_seen}));
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}
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}
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END_KV_SERIALIZE_MAP()
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};
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};
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/************************************************************************/
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/* */
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/************************************************************************/
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template<class t_playload_type>
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struct COMMAND_TIMED_SYNC_T
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{
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const static int ID = P2P_COMMANDS_POOL_BASE + 2;
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struct request
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{
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t_playload_type payload_data;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(payload_data)
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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uint64_t local_time;
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t_playload_type payload_data;
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std::list<peerlist_entry> local_peerlist_new;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(local_time)
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KV_SERIALIZE(payload_data)
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if (is_store)
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{
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// saving: save both, so old and new peers can understand it
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KV_SERIALIZE(local_peerlist_new)
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std::list<peerlist_entry_base<network_address_old>> local_peerlist;
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for (const auto &p: this_ref.local_peerlist_new)
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{
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if (p.adr.get_type_id() == epee::net_utils::ipv4_network_address::ID)
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{
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const epee::net_utils::network_address &na = p.adr;
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const epee::net_utils::ipv4_network_address &ipv4 = na.as<const epee::net_utils::ipv4_network_address>();
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local_peerlist.push_back(peerlist_entry_base<network_address_old>({{ipv4.ip(), ipv4.port()}, p.id, p.last_seen}));
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}
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else
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MDEBUG("Not including in legacy peer list: " << p.adr.str());
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}
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epee::serialization::selector<is_store>::serialize_stl_container_pod_val_as_blob(local_peerlist, stg, hparent_section, "local_peerlist");
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}
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else
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{
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// loading: load old list only if there is no new one
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if (!epee::serialization::selector<is_store>::serialize(this_ref.local_peerlist_new, stg, hparent_section, "local_peerlist_new"))
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{
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std::list<peerlist_entry_base<network_address_old>> local_peerlist;
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epee::serialization::selector<is_store>::serialize_stl_container_pod_val_as_blob(local_peerlist, stg, hparent_section, "local_peerlist");
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for (const auto &p: local_peerlist)
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((response&)this_ref).local_peerlist_new.push_back(peerlist_entry({new epee::net_utils::ipv4_network_address(p.adr.ip, p.adr.port), p.id, p.last_seen}));
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}
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}
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END_KV_SERIALIZE_MAP()
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};
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};
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/************************************************************************/
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/* */
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/************************************************************************/
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struct COMMAND_PING
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{
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/*
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Used to make "callback" connection, to be sure that opponent node
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have accessible connection point. Only other nodes can add peer to peerlist,
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and ONLY in case when peer has accepted connection and answered to ping.
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*/
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const static int ID = P2P_COMMANDS_POOL_BASE + 3;
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#define PING_OK_RESPONSE_STATUS_TEXT "OK"
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struct request
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{
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/*actually we don't need to send any real data*/
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BEGIN_KV_SERIALIZE_MAP()
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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std::string status;
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peerid_type peer_id;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(status)
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KV_SERIALIZE(peer_id)
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END_KV_SERIALIZE_MAP()
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};
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};
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#ifdef ALLOW_DEBUG_COMMANDS
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//These commands are considered as insecure, and made in debug purposes for a limited lifetime.
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//Anyone who feel unsafe with this commands can disable the ALLOW_GET_STAT_COMMAND macro.
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struct proof_of_trust
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{
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peerid_type peer_id;
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uint64_t time;
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crypto::signature sign;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(peer_id)
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KV_SERIALIZE(time)
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KV_SERIALIZE_VAL_POD_AS_BLOB(sign)
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END_KV_SERIALIZE_MAP()
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};
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template<class payload_stat_info>
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struct COMMAND_REQUEST_STAT_INFO_T
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{
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const static int ID = P2P_COMMANDS_POOL_BASE + 4;
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struct request
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{
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proof_of_trust tr;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(tr)
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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std::string version;
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std::string os_version;
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uint64_t connections_count;
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uint64_t incoming_connections_count;
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payload_stat_info payload_info;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(version)
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KV_SERIALIZE(os_version)
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KV_SERIALIZE(connections_count)
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KV_SERIALIZE(incoming_connections_count)
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KV_SERIALIZE(payload_info)
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END_KV_SERIALIZE_MAP()
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};
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};
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/************************************************************************/
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/* */
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/************************************************************************/
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struct COMMAND_REQUEST_NETWORK_STATE
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{
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const static int ID = P2P_COMMANDS_POOL_BASE + 5;
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struct request
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{
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proof_of_trust tr;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(tr)
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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std::list<peerlist_entry> local_peerlist_white;
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std::list<peerlist_entry> local_peerlist_gray;
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std::list<connection_entry> connections_list;
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peerid_type my_id;
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uint64_t local_time;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE_CONTAINER_POD_AS_BLOB(local_peerlist_white)
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KV_SERIALIZE_CONTAINER_POD_AS_BLOB(local_peerlist_gray)
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KV_SERIALIZE_CONTAINER_POD_AS_BLOB(connections_list)
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KV_SERIALIZE(my_id)
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KV_SERIALIZE(local_time)
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END_KV_SERIALIZE_MAP()
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};
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};
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/************************************************************************/
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/* */
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/************************************************************************/
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struct COMMAND_REQUEST_PEER_ID
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{
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const static int ID = P2P_COMMANDS_POOL_BASE + 6;
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struct request
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{
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BEGIN_KV_SERIALIZE_MAP()
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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peerid_type my_id;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(my_id)
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END_KV_SERIALIZE_MAP()
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};
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};
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/************************************************************************/
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/* */
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/************************************************************************/
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struct COMMAND_REQUEST_SUPPORT_FLAGS
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{
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const static int ID = P2P_COMMANDS_POOL_BASE + 7;
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struct request
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{
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BEGIN_KV_SERIALIZE_MAP()
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END_KV_SERIALIZE_MAP()
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};
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struct response
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{
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uint32_t support_flags;
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BEGIN_KV_SERIALIZE_MAP()
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KV_SERIALIZE(support_flags)
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END_KV_SERIALIZE_MAP()
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};
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};
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#endif
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inline crypto::hash get_proof_of_trust_hash(const nodetool::proof_of_trust& pot)
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{
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std::string s;
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s.append(reinterpret_cast<const char*>(&pot.peer_id), sizeof(pot.peer_id));
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s.append(reinterpret_cast<const char*>(&pot.time), sizeof(pot.time));
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return crypto::cn_fast_hash(s.data(), s.size());
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}
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}
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