From 2a38ee251a22d100119b6aa06e9aa31f9b6fb50e Mon Sep 17 00:00:00 2001 From: selsta Date: Mon, 19 Oct 2020 21:02:59 +0200 Subject: [PATCH] net_node: add --ban-list option --- src/p2p/net_node.cpp | 1 + src/p2p/net_node.h | 1 + src/p2p/net_node.inl | 31 +++++++++++++++++++++++++++++++ 3 files changed, 33 insertions(+) diff --git a/src/p2p/net_node.cpp b/src/p2p/net_node.cpp index 1c5dca0d7..aee1fa593 100644 --- a/src/p2p/net_node.cpp +++ b/src/p2p/net_node.cpp @@ -146,6 +146,7 @@ namespace nodetool const command_line::arg_descriptor > arg_p2p_seed_node = {"seed-node", "Connect to a node to retrieve peer addresses, and disconnect"}; const command_line::arg_descriptor > arg_tx_proxy = {"tx-proxy", "Send local txes through proxy: ,[,max_connections][,disable_noise] i.e. \"tor,127.0.0.1:9050,100,disable_noise\""}; const command_line::arg_descriptor > arg_anonymous_inbound = {"anonymous-inbound", ",<[bind-ip:]port>[,max_connections] i.e. \"x.onion,127.0.0.1:18083,100\""}; + const command_line::arg_descriptor arg_ban_list = {"ban-list", "Specify ban list file, one IP address per line"}; const command_line::arg_descriptor arg_p2p_hide_my_port = {"hide-my-port", "Do not announce yourself as peerlist candidate", false, true}; const command_line::arg_descriptor arg_no_sync = {"no-sync", "Don't synchronize the blockchain with other peers", false}; diff --git a/src/p2p/net_node.h b/src/p2p/net_node.h index 001559313..fb9f5c88e 100644 --- a/src/p2p/net_node.h +++ b/src/p2p/net_node.h @@ -520,6 +520,7 @@ namespace nodetool extern const command_line::arg_descriptor > arg_p2p_seed_node; extern const command_line::arg_descriptor > arg_tx_proxy; extern const command_line::arg_descriptor > arg_anonymous_inbound; + extern const command_line::arg_descriptor arg_ban_list; extern const command_line::arg_descriptor arg_p2p_hide_my_port; extern const command_line::arg_descriptor arg_no_sync; diff --git a/src/p2p/net_node.inl b/src/p2p/net_node.inl index 8a36147ad..5a213f7c5 100644 --- a/src/p2p/net_node.inl +++ b/src/p2p/net_node.inl @@ -106,6 +106,7 @@ namespace nodetool command_line::add_arg(desc, arg_p2p_seed_node); command_line::add_arg(desc, arg_tx_proxy); command_line::add_arg(desc, arg_anonymous_inbound); + command_line::add_arg(desc, arg_ban_list); command_line::add_arg(desc, arg_p2p_hide_my_port); command_line::add_arg(desc, arg_no_sync); command_line::add_arg(desc, arg_no_igd); @@ -441,6 +442,36 @@ namespace nodetool return false; } + if (!command_line::is_arg_defaulted(vm, arg_ban_list)) + { + const std::string ban_list = command_line::get_arg(vm, arg_ban_list); + + const boost::filesystem::path ban_list_path(ban_list); + boost::system::error_code ec; + if (!boost::filesystem::exists(ban_list_path, ec)) + { + throw std::runtime_error("Can't find ban list file " + ban_list + " - " + ec.message()); + } + + std::string banned_ips; + if (!epee::file_io_utils::load_file_to_string(ban_list_path.string(), banned_ips)) + { + throw std::runtime_error("Failed to read ban list file " + ban_list); + } + + std::istringstream iss(banned_ips); + for (std::string line; std::getline(iss, line); ) + { + const expect parsed_addr = net::get_network_address(line, 0); + if (!parsed_addr) + { + MERROR("Invalid IP address: " << line << " - " << parsed_addr.error()); + continue; + } + block_host(*parsed_addr, std::numeric_limits::max()); + } + } + if(command_line::has_arg(vm, arg_p2p_hide_my_port)) m_hide_my_port = true;