mirror of
https://codeberg.org/anoncontributorxmr/monero.git
synced 2024-11-27 05:13:25 +01:00
528 lines
18 KiB
C++
528 lines
18 KiB
C++
// Copyright (c) 2014-2018, 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 <list>
|
|
#include <set>
|
|
#include <map>
|
|
#include <boost/archive/binary_iarchive.hpp>
|
|
#include <boost/archive/portable_binary_oarchive.hpp>
|
|
#include <boost/archive/portable_binary_iarchive.hpp>
|
|
#include <boost/serialization/version.hpp>
|
|
|
|
#include <boost/multi_index_container.hpp>
|
|
#include <boost/multi_index/ordered_index.hpp>
|
|
#include <boost/multi_index/identity.hpp>
|
|
#include <boost/multi_index/member.hpp>
|
|
#include <boost/range/adaptor/reversed.hpp>
|
|
|
|
|
|
#include "syncobj.h"
|
|
#include "net/local_ip.h"
|
|
#include "p2p_protocol_defs.h"
|
|
#include "cryptonote_config.h"
|
|
#include "net_peerlist_boost_serialization.h"
|
|
|
|
|
|
#define CURRENT_PEERLIST_STORAGE_ARCHIVE_VER 6
|
|
|
|
namespace nodetool
|
|
{
|
|
|
|
|
|
/************************************************************************/
|
|
/* */
|
|
/************************************************************************/
|
|
class peerlist_manager
|
|
{
|
|
public:
|
|
bool init(bool allow_local_ip);
|
|
bool deinit();
|
|
size_t get_white_peers_count(){CRITICAL_REGION_LOCAL(m_peerlist_lock); return m_peers_white.size();}
|
|
size_t get_gray_peers_count(){CRITICAL_REGION_LOCAL(m_peerlist_lock); return m_peers_gray.size();}
|
|
bool merge_peerlist(const std::list<peerlist_entry>& outer_bs);
|
|
bool get_peerlist_head(std::list<peerlist_entry>& bs_head, uint32_t depth = P2P_DEFAULT_PEERS_IN_HANDSHAKE);
|
|
bool get_peerlist_full(std::list<peerlist_entry>& pl_gray, std::list<peerlist_entry>& pl_white);
|
|
bool get_white_peer_by_index(peerlist_entry& p, size_t i);
|
|
bool get_gray_peer_by_index(peerlist_entry& p, size_t i);
|
|
bool append_with_peer_white(const peerlist_entry& pr);
|
|
bool append_with_peer_gray(const peerlist_entry& pr);
|
|
bool append_with_peer_anchor(const anchor_peerlist_entry& ple);
|
|
bool set_peer_just_seen(peerid_type peer, const epee::net_utils::network_address& addr);
|
|
bool set_peer_unreachable(const peerlist_entry& pr);
|
|
bool is_host_allowed(const epee::net_utils::network_address &address);
|
|
bool get_random_gray_peer(peerlist_entry& pe);
|
|
bool remove_from_peer_gray(const peerlist_entry& pe);
|
|
bool get_and_empty_anchor_peerlist(std::vector<anchor_peerlist_entry>& apl);
|
|
bool remove_from_peer_anchor(const epee::net_utils::network_address& addr);
|
|
|
|
private:
|
|
struct by_time{};
|
|
struct by_id{};
|
|
struct by_addr{};
|
|
|
|
struct modify_all_but_id
|
|
{
|
|
modify_all_but_id(const peerlist_entry& ple):m_ple(ple){}
|
|
void operator()(peerlist_entry& e)
|
|
{
|
|
e.id = m_ple.id;
|
|
}
|
|
private:
|
|
const peerlist_entry& m_ple;
|
|
};
|
|
|
|
struct modify_all
|
|
{
|
|
modify_all(const peerlist_entry& ple):m_ple(ple){}
|
|
void operator()(peerlist_entry& e)
|
|
{
|
|
e = m_ple;
|
|
}
|
|
private:
|
|
const peerlist_entry& m_ple;
|
|
};
|
|
|
|
struct modify_last_seen
|
|
{
|
|
modify_last_seen(time_t last_seen):m_last_seen(last_seen){}
|
|
void operator()(peerlist_entry& e)
|
|
{
|
|
e.last_seen = m_last_seen;
|
|
}
|
|
private:
|
|
time_t m_last_seen;
|
|
};
|
|
|
|
|
|
typedef boost::multi_index_container<
|
|
peerlist_entry,
|
|
boost::multi_index::indexed_by<
|
|
// access by peerlist_entry::net_adress
|
|
boost::multi_index::ordered_unique<boost::multi_index::tag<by_addr>, boost::multi_index::member<peerlist_entry,epee::net_utils::network_address,&peerlist_entry::adr> >,
|
|
// sort by peerlist_entry::last_seen<
|
|
boost::multi_index::ordered_non_unique<boost::multi_index::tag<by_time>, boost::multi_index::member<peerlist_entry,int64_t,&peerlist_entry::last_seen> >
|
|
>
|
|
> peers_indexed;
|
|
|
|
typedef boost::multi_index_container<
|
|
peerlist_entry,
|
|
boost::multi_index::indexed_by<
|
|
// access by peerlist_entry::id<
|
|
boost::multi_index::ordered_unique<boost::multi_index::tag<by_id>, boost::multi_index::member<peerlist_entry,uint64_t,&peerlist_entry::id> >,
|
|
// access by peerlist_entry::net_adress
|
|
boost::multi_index::ordered_unique<boost::multi_index::tag<by_addr>, boost::multi_index::member<peerlist_entry,epee::net_utils::network_address,&peerlist_entry::adr> >,
|
|
// sort by peerlist_entry::last_seen<
|
|
boost::multi_index::ordered_non_unique<boost::multi_index::tag<by_time>, boost::multi_index::member<peerlist_entry,int64_t,&peerlist_entry::last_seen> >
|
|
>
|
|
> peers_indexed_old;
|
|
|
|
typedef boost::multi_index_container<
|
|
anchor_peerlist_entry,
|
|
boost::multi_index::indexed_by<
|
|
// access by anchor_peerlist_entry::net_adress
|
|
boost::multi_index::ordered_unique<boost::multi_index::tag<by_addr>, boost::multi_index::member<anchor_peerlist_entry,epee::net_utils::network_address,&anchor_peerlist_entry::adr> >,
|
|
// sort by anchor_peerlist_entry::first_seen
|
|
boost::multi_index::ordered_non_unique<boost::multi_index::tag<by_time>, boost::multi_index::member<anchor_peerlist_entry,int64_t,&anchor_peerlist_entry::first_seen> >
|
|
>
|
|
> anchor_peers_indexed;
|
|
public:
|
|
|
|
template <class Archive, class List, class Element, class t_version_type>
|
|
void serialize_peers(Archive &a, List &list, Element ple, const t_version_type ver)
|
|
{
|
|
if (typename Archive::is_saving())
|
|
{
|
|
uint64_t size = list.size();
|
|
a & size;
|
|
for (auto p: list)
|
|
{
|
|
a & p;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
uint64_t size;
|
|
a & size;
|
|
list.clear();
|
|
while (size--)
|
|
{
|
|
a & ple;
|
|
list.insert(ple);
|
|
}
|
|
}
|
|
}
|
|
|
|
template <class Archive, class t_version_type>
|
|
void serialize(Archive &a, const t_version_type ver)
|
|
{
|
|
// at v6, we drop existing peerlists, because annoying change
|
|
if (ver < 6)
|
|
return;
|
|
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
|
|
#if 0
|
|
// trouble loading more than one peer, can't find why
|
|
a & m_peers_white;
|
|
a & m_peers_gray;
|
|
a & m_peers_anchor;
|
|
#else
|
|
serialize_peers(a, m_peers_white, peerlist_entry(), ver);
|
|
serialize_peers(a, m_peers_gray, peerlist_entry(), ver);
|
|
serialize_peers(a, m_peers_anchor, anchor_peerlist_entry(), ver);
|
|
#endif
|
|
}
|
|
|
|
private:
|
|
bool peers_indexed_from_old(const peers_indexed_old& pio, peers_indexed& pi);
|
|
void trim_white_peerlist();
|
|
void trim_gray_peerlist();
|
|
|
|
friend class boost::serialization::access;
|
|
epee::critical_section m_peerlist_lock;
|
|
std::string m_config_folder;
|
|
bool m_allow_local_ip;
|
|
|
|
|
|
peers_indexed m_peers_gray;
|
|
peers_indexed m_peers_white;
|
|
anchor_peers_indexed m_peers_anchor;
|
|
};
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::init(bool allow_local_ip)
|
|
{
|
|
m_allow_local_ip = allow_local_ip;
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::deinit()
|
|
{
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::peers_indexed_from_old(const peers_indexed_old& pio, peers_indexed& pi)
|
|
{
|
|
for(auto x: pio)
|
|
{
|
|
auto by_addr_it = pi.get<by_addr>().find(x.adr);
|
|
if(by_addr_it == pi.get<by_addr>().end())
|
|
{
|
|
pi.insert(x);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline void peerlist_manager::trim_gray_peerlist()
|
|
{
|
|
while(m_peers_gray.size() > P2P_LOCAL_GRAY_PEERLIST_LIMIT)
|
|
{
|
|
peers_indexed::index<by_time>::type& sorted_index=m_peers_gray.get<by_time>();
|
|
sorted_index.erase(sorted_index.begin());
|
|
}
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline void peerlist_manager::trim_white_peerlist()
|
|
{
|
|
while(m_peers_white.size() > P2P_LOCAL_WHITE_PEERLIST_LIMIT)
|
|
{
|
|
peers_indexed::index<by_time>::type& sorted_index=m_peers_white.get<by_time>();
|
|
sorted_index.erase(sorted_index.begin());
|
|
}
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::merge_peerlist(const std::list<peerlist_entry>& outer_bs)
|
|
{
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
for(const peerlist_entry& be: outer_bs)
|
|
{
|
|
append_with_peer_gray(be);
|
|
}
|
|
// delete extra elements
|
|
trim_gray_peerlist();
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::get_white_peer_by_index(peerlist_entry& p, size_t i)
|
|
{
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
if(i >= m_peers_white.size())
|
|
return false;
|
|
|
|
peers_indexed::index<by_time>::type& by_time_index = m_peers_white.get<by_time>();
|
|
p = *epee::misc_utils::move_it_backward(--by_time_index.end(), i);
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::get_gray_peer_by_index(peerlist_entry& p, size_t i)
|
|
{
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
if(i >= m_peers_gray.size())
|
|
return false;
|
|
|
|
peers_indexed::index<by_time>::type& by_time_index = m_peers_gray.get<by_time>();
|
|
p = *epee::misc_utils::move_it_backward(--by_time_index.end(), i);
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::is_host_allowed(const epee::net_utils::network_address &address)
|
|
{
|
|
//never allow loopback ip
|
|
if(address.is_loopback())
|
|
return false;
|
|
|
|
if(!m_allow_local_ip && address.is_local())
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::get_peerlist_head(std::list<peerlist_entry>& bs_head, uint32_t depth)
|
|
{
|
|
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
peers_indexed::index<by_time>::type& by_time_index=m_peers_white.get<by_time>();
|
|
uint32_t cnt = 0;
|
|
for(const peers_indexed::value_type& vl: boost::adaptors::reverse(by_time_index))
|
|
{
|
|
if(!vl.last_seen)
|
|
continue;
|
|
|
|
if(cnt++ >= depth)
|
|
break;
|
|
|
|
bs_head.push_back(vl);
|
|
}
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::get_peerlist_full(std::list<peerlist_entry>& pl_gray, std::list<peerlist_entry>& pl_white)
|
|
{
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
peers_indexed::index<by_time>::type& by_time_index_gr=m_peers_gray.get<by_time>();
|
|
for(const peers_indexed::value_type& vl: boost::adaptors::reverse(by_time_index_gr))
|
|
{
|
|
pl_gray.push_back(vl);
|
|
}
|
|
|
|
peers_indexed::index<by_time>::type& by_time_index_wt=m_peers_white.get<by_time>();
|
|
for(const peers_indexed::value_type& vl: boost::adaptors::reverse(by_time_index_wt))
|
|
{
|
|
pl_white.push_back(vl);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::set_peer_just_seen(peerid_type peer, const epee::net_utils::network_address& addr)
|
|
{
|
|
TRY_ENTRY();
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
//find in white list
|
|
peerlist_entry ple;
|
|
ple.adr = addr;
|
|
ple.id = peer;
|
|
ple.last_seen = time(NULL);
|
|
return append_with_peer_white(ple);
|
|
CATCH_ENTRY_L0("peerlist_manager::set_peer_just_seen()", false);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::append_with_peer_white(const peerlist_entry& ple)
|
|
{
|
|
TRY_ENTRY();
|
|
if(!is_host_allowed(ple.adr))
|
|
return true;
|
|
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
//find in white list
|
|
auto by_addr_it_wt = m_peers_white.get<by_addr>().find(ple.adr);
|
|
if(by_addr_it_wt == m_peers_white.get<by_addr>().end())
|
|
{
|
|
//put new record into white list
|
|
m_peers_white.insert(ple);
|
|
trim_white_peerlist();
|
|
}else
|
|
{
|
|
//update record in white list
|
|
m_peers_white.replace(by_addr_it_wt, ple);
|
|
}
|
|
//remove from gray list, if need
|
|
auto by_addr_it_gr = m_peers_gray.get<by_addr>().find(ple.adr);
|
|
if(by_addr_it_gr != m_peers_gray.get<by_addr>().end())
|
|
{
|
|
m_peers_gray.erase(by_addr_it_gr);
|
|
}
|
|
return true;
|
|
CATCH_ENTRY_L0("peerlist_manager::append_with_peer_white()", false);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::append_with_peer_gray(const peerlist_entry& ple)
|
|
{
|
|
TRY_ENTRY();
|
|
if(!is_host_allowed(ple.adr))
|
|
return true;
|
|
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
//find in white list
|
|
auto by_addr_it_wt = m_peers_white.get<by_addr>().find(ple.adr);
|
|
if(by_addr_it_wt != m_peers_white.get<by_addr>().end())
|
|
return true;
|
|
|
|
//update gray list
|
|
auto by_addr_it_gr = m_peers_gray.get<by_addr>().find(ple.adr);
|
|
if(by_addr_it_gr == m_peers_gray.get<by_addr>().end())
|
|
{
|
|
//put new record into white list
|
|
m_peers_gray.insert(ple);
|
|
trim_gray_peerlist();
|
|
}else
|
|
{
|
|
//update record in white list
|
|
m_peers_gray.replace(by_addr_it_gr, ple);
|
|
}
|
|
return true;
|
|
CATCH_ENTRY_L0("peerlist_manager::append_with_peer_gray()", false);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::append_with_peer_anchor(const anchor_peerlist_entry& ple)
|
|
{
|
|
TRY_ENTRY();
|
|
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
|
|
auto by_addr_it_anchor = m_peers_anchor.get<by_addr>().find(ple.adr);
|
|
|
|
if(by_addr_it_anchor == m_peers_anchor.get<by_addr>().end()) {
|
|
m_peers_anchor.insert(ple);
|
|
}
|
|
|
|
return true;
|
|
|
|
CATCH_ENTRY_L0("peerlist_manager::append_with_peer_anchor()", false);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::get_random_gray_peer(peerlist_entry& pe)
|
|
{
|
|
TRY_ENTRY();
|
|
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
|
|
if (m_peers_gray.empty()) {
|
|
return false;
|
|
}
|
|
|
|
size_t random_index = crypto::rand<size_t>() % m_peers_gray.size();
|
|
|
|
peers_indexed::index<by_time>::type& by_time_index = m_peers_gray.get<by_time>();
|
|
pe = *epee::misc_utils::move_it_backward(--by_time_index.end(), random_index);
|
|
|
|
return true;
|
|
|
|
CATCH_ENTRY_L0("peerlist_manager::get_random_gray_peer()", false);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::remove_from_peer_gray(const peerlist_entry& pe)
|
|
{
|
|
TRY_ENTRY();
|
|
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
|
|
peers_indexed::index_iterator<by_addr>::type iterator = m_peers_gray.get<by_addr>().find(pe.adr);
|
|
|
|
if (iterator != m_peers_gray.get<by_addr>().end()) {
|
|
m_peers_gray.erase(iterator);
|
|
}
|
|
|
|
return true;
|
|
|
|
CATCH_ENTRY_L0("peerlist_manager::remove_from_peer_gray()", false);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::get_and_empty_anchor_peerlist(std::vector<anchor_peerlist_entry>& apl)
|
|
{
|
|
TRY_ENTRY();
|
|
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
|
|
auto begin = m_peers_anchor.get<by_time>().begin();
|
|
auto end = m_peers_anchor.get<by_time>().end();
|
|
|
|
std::for_each(begin, end, [&apl](const anchor_peerlist_entry &a) {
|
|
apl.push_back(a);
|
|
});
|
|
|
|
m_peers_anchor.get<by_time>().clear();
|
|
|
|
return true;
|
|
|
|
CATCH_ENTRY_L0("peerlist_manager::get_and_empty_anchor_peerlist()", false);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
inline
|
|
bool peerlist_manager::remove_from_peer_anchor(const epee::net_utils::network_address& addr)
|
|
{
|
|
TRY_ENTRY();
|
|
|
|
CRITICAL_REGION_LOCAL(m_peerlist_lock);
|
|
|
|
anchor_peers_indexed::index_iterator<by_addr>::type iterator = m_peers_anchor.get<by_addr>().find(addr);
|
|
|
|
if (iterator != m_peers_anchor.get<by_addr>().end()) {
|
|
m_peers_anchor.erase(iterator);
|
|
}
|
|
|
|
return true;
|
|
|
|
CATCH_ENTRY_L0("peerlist_manager::remove_from_peer_anchor()", false);
|
|
}
|
|
//--------------------------------------------------------------------------------------------------
|
|
}
|
|
|
|
BOOST_CLASS_VERSION(nodetool::peerlist_manager, CURRENT_PEERLIST_STORAGE_ARCHIVE_VER)
|