Add support for i2p and tor seed nodes

This commit is contained in:
Lee Clagett 2020-10-13 13:37:21 +00:00
parent 819f9e1d9f
commit 2abdbf63cf
2 changed files with 85 additions and 56 deletions

View file

@ -164,6 +164,7 @@ namespace nodetool
network_zone() network_zone()
: m_connect(nullptr), : m_connect(nullptr),
m_net_server(epee::net_utils::e_connection_type_P2P), m_net_server(epee::net_utils::e_connection_type_P2P),
m_seed_nodes(),
m_bind_ip(), m_bind_ip(),
m_bind_ipv6_address(), m_bind_ipv6_address(),
m_port(), m_port(),
@ -175,7 +176,9 @@ namespace nodetool
m_proxy_address(), m_proxy_address(),
m_current_number_of_out_peers(0), m_current_number_of_out_peers(0),
m_current_number_of_in_peers(0), m_current_number_of_in_peers(0),
m_can_pingback(false) m_seed_nodes_lock(),
m_can_pingback(false),
m_seed_nodes_initialized(false)
{ {
set_config_defaults(); set_config_defaults();
} }
@ -183,6 +186,7 @@ namespace nodetool
network_zone(boost::asio::io_service& public_service) network_zone(boost::asio::io_service& public_service)
: m_connect(nullptr), : m_connect(nullptr),
m_net_server(public_service, epee::net_utils::e_connection_type_P2P), m_net_server(public_service, epee::net_utils::e_connection_type_P2P),
m_seed_nodes(),
m_bind_ip(), m_bind_ip(),
m_bind_ipv6_address(), m_bind_ipv6_address(),
m_port(), m_port(),
@ -194,13 +198,16 @@ namespace nodetool
m_proxy_address(), m_proxy_address(),
m_current_number_of_out_peers(0), m_current_number_of_out_peers(0),
m_current_number_of_in_peers(0), m_current_number_of_in_peers(0),
m_can_pingback(false) m_seed_nodes_lock(),
m_can_pingback(false),
m_seed_nodes_initialized(false)
{ {
set_config_defaults(); set_config_defaults();
} }
connect_func* m_connect; connect_func* m_connect;
net_server m_net_server; net_server m_net_server;
std::vector<epee::net_utils::network_address> m_seed_nodes;
std::string m_bind_ip; std::string m_bind_ip;
std::string m_bind_ipv6_address; std::string m_bind_ipv6_address;
std::string m_port; std::string m_port;
@ -212,7 +219,9 @@ namespace nodetool
boost::asio::ip::tcp::endpoint m_proxy_address; boost::asio::ip::tcp::endpoint m_proxy_address;
std::atomic<unsigned int> m_current_number_of_out_peers; std::atomic<unsigned int> m_current_number_of_out_peers;
std::atomic<unsigned int> m_current_number_of_in_peers; std::atomic<unsigned int> m_current_number_of_in_peers;
boost::shared_mutex m_seed_nodes_lock;
bool m_can_pingback; bool m_can_pingback;
bool m_seed_nodes_initialized;
private: private:
void set_config_defaults() noexcept void set_config_defaults() noexcept
@ -383,9 +392,10 @@ namespace nodetool
void record_addr_failed(const epee::net_utils::network_address& addr); void record_addr_failed(const epee::net_utils::network_address& addr);
bool is_addr_recently_failed(const epee::net_utils::network_address& addr); bool is_addr_recently_failed(const epee::net_utils::network_address& addr);
bool is_priority_node(const epee::net_utils::network_address& na); bool is_priority_node(const epee::net_utils::network_address& na);
std::set<std::string> get_seed_nodes(cryptonote::network_type nettype) const; std::set<std::string> get_ip_seed_nodes() const;
std::set<std::string> get_seed_nodes(); std::set<std::string> get_dns_seed_nodes();
bool connect_to_seed(); std::set<std::string> get_seed_nodes(epee::net_utils::zone);
bool connect_to_seed(epee::net_utils::zone);
template <class Container> template <class Container>
bool connect_to_peerlist(const Container& peers); bool connect_to_peerlist(const Container& peers);
@ -467,9 +477,6 @@ namespace nodetool
std::list<epee::net_utils::network_address> m_priority_peers; std::list<epee::net_utils::network_address> m_priority_peers;
std::vector<epee::net_utils::network_address> m_exclusive_peers; std::vector<epee::net_utils::network_address> m_exclusive_peers;
std::vector<epee::net_utils::network_address> m_seed_nodes;
bool m_seed_nodes_initialized = false;
boost::shared_mutex m_seed_nodes_lock;
std::atomic_flag m_fallback_seed_nodes_added; std::atomic_flag m_fallback_seed_nodes_added;
std::vector<nodetool::peerlist_entry> m_command_line_peers; std::vector<nodetool::peerlist_entry> m_command_line_peers;
uint64_t m_peer_livetime; uint64_t m_peer_livetime;

View file

@ -435,9 +435,9 @@ namespace nodetool
if (command_line::has_arg(vm, arg_p2p_seed_node)) if (command_line::has_arg(vm, arg_p2p_seed_node))
{ {
boost::unique_lock<boost::shared_mutex> lock(m_seed_nodes_lock); boost::unique_lock<boost::shared_mutex> lock(public_zone.m_seed_nodes_lock);
if (!parse_peers_and_add_to_container(vm, arg_p2p_seed_node, m_seed_nodes)) if (!parse_peers_and_add_to_container(vm, arg_p2p_seed_node, public_zone.m_seed_nodes))
return false; return false;
} }
@ -598,21 +598,21 @@ namespace nodetool
//----------------------------------------------------------------------------------- //-----------------------------------------------------------------------------------
template<class t_payload_net_handler> template<class t_payload_net_handler>
std::set<std::string> node_server<t_payload_net_handler>::get_seed_nodes(cryptonote::network_type nettype) const std::set<std::string> node_server<t_payload_net_handler>::get_ip_seed_nodes() const
{ {
std::set<std::string> full_addrs; std::set<std::string> full_addrs;
if (nettype == cryptonote::TESTNET) if (m_nettype == cryptonote::TESTNET)
{ {
full_addrs.insert("212.83.175.67:28080"); full_addrs.insert("212.83.175.67:28080");
full_addrs.insert("212.83.172.165:28080"); full_addrs.insert("212.83.172.165:28080");
full_addrs.insert("192.110.160.146:28080"); full_addrs.insert("192.110.160.146:28080");
} }
else if (nettype == cryptonote::STAGENET) else if (m_nettype == cryptonote::STAGENET)
{ {
full_addrs.insert("162.210.173.150:38080"); full_addrs.insert("162.210.173.150:38080");
full_addrs.insert("192.110.160.146:38080"); full_addrs.insert("192.110.160.146:38080");
} }
else if (nettype == cryptonote::FAKECHAIN) else if (m_nettype == cryptonote::FAKECHAIN)
{ {
} }
else else
@ -630,7 +630,7 @@ namespace nodetool
} }
//----------------------------------------------------------------------------------- //-----------------------------------------------------------------------------------
template<class t_payload_net_handler> template<class t_payload_net_handler>
std::set<std::string> node_server<t_payload_net_handler>::get_seed_nodes() std::set<std::string> node_server<t_payload_net_handler>::get_dns_seed_nodes()
{ {
if (!m_exclusive_peers.empty() || m_offline) if (!m_exclusive_peers.empty() || m_offline)
{ {
@ -638,11 +638,11 @@ namespace nodetool
} }
if (m_nettype == cryptonote::TESTNET) if (m_nettype == cryptonote::TESTNET)
{ {
return get_seed_nodes(cryptonote::TESTNET); return get_ip_seed_nodes();
} }
if (m_nettype == cryptonote::STAGENET) if (m_nettype == cryptonote::STAGENET)
{ {
return get_seed_nodes(cryptonote::STAGENET); return get_ip_seed_nodes();
} }
std::set<std::string> full_addrs; std::set<std::string> full_addrs;
@ -730,7 +730,7 @@ namespace nodetool
else else
MINFO("Not enough DNS seed nodes found, using fallback defaults too"); MINFO("Not enough DNS seed nodes found, using fallback defaults too");
for (const auto &peer: get_seed_nodes(cryptonote::MAINNET)) for (const auto &peer: get_ip_seed_nodes())
full_addrs.insert(peer); full_addrs.insert(peer);
m_fallback_seed_nodes_added.test_and_set(); m_fallback_seed_nodes_added.test_and_set();
} }
@ -739,6 +739,23 @@ namespace nodetool
} }
//----------------------------------------------------------------------------------- //-----------------------------------------------------------------------------------
template<class t_payload_net_handler> template<class t_payload_net_handler>
std::set<std::string> node_server<t_payload_net_handler>::get_seed_nodes(epee::net_utils::zone zone)
{
switch (zone)
{
case epee::net_utils::zone::public_:
return get_dns_seed_nodes();
case epee::net_utils::zone::tor:
return {};
case epee::net_utils::zone::i2p:
return {};
default:
break;
}
throw std::logic_error{"Bad zone given to get_seed_nodes"};
}
//-----------------------------------------------------------------------------------
template<class t_payload_net_handler>
typename node_server<t_payload_net_handler>::network_zone& node_server<t_payload_net_handler>::add_zone(const epee::net_utils::zone zone) typename node_server<t_payload_net_handler>::network_zone& node_server<t_payload_net_handler>::add_zone(const epee::net_utils::zone zone)
{ {
const auto zone_ = m_network_zones.lower_bound(zone); const auto zone_ = m_network_zones.lower_bound(zone);
@ -1541,56 +1558,59 @@ namespace nodetool
} }
//----------------------------------------------------------------------------------- //-----------------------------------------------------------------------------------
template<class t_payload_net_handler> template<class t_payload_net_handler>
bool node_server<t_payload_net_handler>::connect_to_seed() bool node_server<t_payload_net_handler>::connect_to_seed(epee::net_utils::zone zone)
{ {
boost::upgrade_lock<boost::shared_mutex> seed_nodes_upgrade_lock(m_seed_nodes_lock); network_zone& server = m_network_zones.at(zone);
boost::upgrade_lock<boost::shared_mutex> seed_nodes_upgrade_lock(server.m_seed_nodes_lock);
if (!m_seed_nodes_initialized) if (!server.m_seed_nodes_initialized)
{ {
const std::uint16_t default_port = cryptonote::get_config(m_nettype).P2P_DEFAULT_PORT;
boost::upgrade_to_unique_lock<boost::shared_mutex> seed_nodes_lock(seed_nodes_upgrade_lock); boost::upgrade_to_unique_lock<boost::shared_mutex> seed_nodes_lock(seed_nodes_upgrade_lock);
m_seed_nodes_initialized = true; server.m_seed_nodes_initialized = true;
for (const auto& full_addr : get_seed_nodes()) for (const auto& full_addr : get_seed_nodes(zone))
{ {
// seeds should have hostname converted to IP already
MDEBUG("Seed node: " << full_addr); MDEBUG("Seed node: " << full_addr);
append_net_address(m_seed_nodes, full_addr, cryptonote::get_config(m_nettype).P2P_DEFAULT_PORT); server.m_seed_nodes.push_back(MONERO_UNWRAP(net::get_network_address(full_addr, default_port)));
} }
MDEBUG("Number of seed nodes: " << m_seed_nodes.size()); MDEBUG("Number of seed nodes: " << server.m_seed_nodes.size());
} }
if (m_seed_nodes.empty() || m_offline || !m_exclusive_peers.empty()) if (server.m_seed_nodes.empty() || m_offline || !m_exclusive_peers.empty())
return true; return true;
size_t try_count = 0; size_t try_count = 0;
bool is_connected_to_at_least_one_seed_node = false; bool is_connected_to_at_least_one_seed_node = false;
size_t current_index = crypto::rand_idx(m_seed_nodes.size()); size_t current_index = crypto::rand_idx(server.m_seed_nodes.size());
const net_server& server = m_network_zones.at(epee::net_utils::zone::public_).m_net_server;
while(true) while(true)
{ {
if(server.is_stop_signal_sent()) if(server.m_net_server.is_stop_signal_sent())
return false; return false;
peerlist_entry pe_seed{}; peerlist_entry pe_seed{};
pe_seed.adr = m_seed_nodes[current_index]; pe_seed.adr = server.m_seed_nodes[current_index];
if (is_peer_used(pe_seed)) if (is_peer_used(pe_seed))
is_connected_to_at_least_one_seed_node = true; is_connected_to_at_least_one_seed_node = true;
else if (try_to_connect_and_handshake_with_new_peer(m_seed_nodes[current_index], true)) else if (try_to_connect_and_handshake_with_new_peer(server.m_seed_nodes[current_index], true))
break; break;
if(++try_count > m_seed_nodes.size()) if(++try_count > server.m_seed_nodes.size())
{ {
if (!m_fallback_seed_nodes_added.test_and_set()) // only IP zone has fallback (to direct IP) seeds
if (zone == epee::net_utils::zone::public_ && !m_fallback_seed_nodes_added.test_and_set())
{ {
MWARNING("Failed to connect to any of seed peers, trying fallback seeds"); MWARNING("Failed to connect to any of seed peers, trying fallback seeds");
current_index = m_seed_nodes.size() - 1; current_index = server.m_seed_nodes.size() - 1;
{ {
boost::upgrade_to_unique_lock<boost::shared_mutex> seed_nodes_lock(seed_nodes_upgrade_lock); boost::upgrade_to_unique_lock<boost::shared_mutex> seed_nodes_lock(seed_nodes_upgrade_lock);
for (const auto &peer: get_seed_nodes(m_nettype)) for (const auto &peer: get_ip_seed_nodes())
{ {
MDEBUG("Fallback seed node: " << peer); MDEBUG("Fallback seed node: " << peer);
append_net_address(m_seed_nodes, peer, cryptonote::get_config(m_nettype).P2P_DEFAULT_PORT); append_net_address(server.m_seed_nodes, peer, cryptonote::get_config(m_nettype).P2P_DEFAULT_PORT);
} }
} }
if (current_index == m_seed_nodes.size() - 1) if (current_index == server.m_seed_nodes.size() - 1)
{ {
MWARNING("No fallback seeds, continuing without seeds"); MWARNING("No fallback seeds, continuing without seeds");
break; break;
@ -1604,7 +1624,7 @@ namespace nodetool
break; break;
} }
} }
if(++current_index >= m_seed_nodes.size()) if(++current_index >= server.m_seed_nodes.size())
current_index = 0; current_index = 0;
} }
return true; return true;
@ -1620,20 +1640,21 @@ namespace nodetool
if (!m_exclusive_peers.empty()) return true; if (!m_exclusive_peers.empty()) return true;
// Only have seeds in the public zone right now. bool one_succeeded = false;
size_t start_conn_count = get_public_outgoing_connections_count();
if(!get_public_white_peers_count() && !connect_to_seed())
{
return false;
}
if (!connect_to_peerlist(m_priority_peers)) return false;
for(auto& zone : m_network_zones) for(auto& zone : m_network_zones)
{ {
size_t start_conn_count = get_outgoing_connections_count(zone.second);
if(!zone.second.m_peerlist.get_white_peers_count() && !connect_to_seed(zone.first))
{
continue;
}
if (zone.first == zone_type::public_ && !connect_to_peerlist(m_priority_peers)) continue;
size_t base_expected_white_connections = (zone.second.m_config.m_net_config.max_out_connection_count*P2P_DEFAULT_WHITELIST_CONNECTIONS_PERCENT)/100; size_t base_expected_white_connections = (zone.second.m_config.m_net_config.max_out_connection_count*P2P_DEFAULT_WHITELIST_CONNECTIONS_PERCENT)/100;
// carefully avoid `continue` in nested loop
size_t conn_count = get_outgoing_connections_count(zone.second); size_t conn_count = get_outgoing_connections_count(zone.second);
while(conn_count < zone.second.m_config.m_net_config.max_out_connection_count) while(conn_count < zone.second.m_config.m_net_config.max_out_connection_count)
{ {
@ -1670,16 +1691,17 @@ namespace nodetool
} }
conn_count = new_conn_count; conn_count = new_conn_count;
} }
}
if (start_conn_count == get_public_outgoing_connections_count() && start_conn_count < m_network_zones.at(zone_type::public_).m_config.m_net_config.max_out_connection_count) if (start_conn_count == get_outgoing_connections_count(zone.second) && start_conn_count < zone.second.m_config.m_net_config.max_out_connection_count)
{ {
MINFO("Failed to connect to any, trying seeds"); MINFO("Failed to connect to any, trying seeds");
if (!connect_to_seed()) if (!connect_to_seed(zone.first))
return false; continue;
}
one_succeeded = true;
} }
return true; return one_succeeded;
} }
//----------------------------------------------------------------------------------- //-----------------------------------------------------------------------------------
template<class t_payload_net_handler> template<class t_payload_net_handler>