forked from wownero/wownero
Merge pull request #5090
7acfa9f3
Added socks proxy (tor/i2pd/kovri) support to wallet (Lee Clagett)
release-v0.6.1.2
commit
1d83ce8f29
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#include "net/net_helper.h"
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namespace epee
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{
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namespace net_utils
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{
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boost::unique_future<boost::asio::ip::tcp::socket>
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direct_connect::operator()(const std::string& addr, const std::string& port, boost::asio::steady_timer& timeout) const
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{
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// Get a list of endpoints corresponding to the server name.
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//////////////////////////////////////////////////////////////////////////
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boost::asio::ip::tcp::resolver resolver(GET_IO_SERVICE(timeout));
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boost::asio::ip::tcp::resolver::query query(boost::asio::ip::tcp::v4(), addr, port, boost::asio::ip::tcp::resolver::query::canonical_name);
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boost::asio::ip::tcp::resolver::iterator iterator = resolver.resolve(query);
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boost::asio::ip::tcp::resolver::iterator end;
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if(iterator == end) // Documentation states that successful call is guaranteed to be non-empty
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throw boost::system::system_error{boost::asio::error::fault, "Failed to resolve " + addr};
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//////////////////////////////////////////////////////////////////////////
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struct new_connection
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{
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boost::promise<boost::asio::ip::tcp::socket> result_;
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boost::asio::ip::tcp::socket socket_;
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explicit new_connection(boost::asio::io_service& io_service)
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: result_(), socket_(io_service)
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{}
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};
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const auto shared = std::make_shared<new_connection>(GET_IO_SERVICE(timeout));
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timeout.async_wait([shared] (boost::system::error_code error)
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{
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if (error != boost::system::errc::operation_canceled && shared && shared->socket_.is_open())
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{
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shared->socket_.shutdown(boost::asio::ip::tcp::socket::shutdown_both);
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shared->socket_.close();
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}
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});
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shared->socket_.async_connect(*iterator, [shared] (boost::system::error_code error)
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{
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if (shared)
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{
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if (error)
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shared->result_.set_exception(boost::system::system_error{error});
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else
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shared->result_.set_value(std::move(shared->socket_));
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}
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});
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return shared->result_.get_future();
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}
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}
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}
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@ -0,0 +1,90 @@
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// Copyright (c) 2019, 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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#include "socks_connect.h"
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#include <boost/system/error_code.hpp>
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#include <boost/system/system_error.hpp>
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#include <cstdint>
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#include <memory>
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#include <system_error>
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#include "net/error.h"
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#include "net/net_utils_base.h"
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#include "net/socks.h"
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#include "string_tools.h"
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namespace net
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{
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namespace socks
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{
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boost::unique_future<boost::asio::ip::tcp::socket>
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connector::operator()(const std::string& remote_host, const std::string& remote_port, boost::asio::steady_timer& timeout) const
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{
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struct future_socket
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{
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boost::promise<boost::asio::ip::tcp::socket> result_;
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void operator()(boost::system::error_code error, boost::asio::ip::tcp::socket&& socket)
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{
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if (error)
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result_.set_exception(boost::system::system_error{error});
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else
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result_.set_value(std::move(socket));
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}
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};
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boost::unique_future<boost::asio::ip::tcp::socket> out{};
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{
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std::uint16_t port = 0;
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if (!epee::string_tools::get_xtype_from_string(port, remote_port))
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throw std::system_error{net::error::invalid_port, "Remote port for socks proxy"};
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bool is_set = false;
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std::uint32_t ip_address = 0;
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boost::promise<boost::asio::ip::tcp::socket> result{};
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out = result.get_future();
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const auto proxy = net::socks::make_connect_client(
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boost::asio::ip::tcp::socket{GET_IO_SERVICE(timeout)}, net::socks::version::v4a, future_socket{std::move(result)}
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);
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if (epee::string_tools::get_ip_int32_from_string(ip_address, remote_host))
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is_set = proxy->set_connect_command(epee::net_utils::ipv4_network_address{ip_address, port});
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else
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is_set = proxy->set_connect_command(remote_host, port);
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if (!is_set || !net::socks::client::connect_and_send(proxy, proxy_address))
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throw std::system_error{net::error::invalid_host, "Address for socks proxy"};
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timeout.async_wait(net::socks::client::async_close{std::move(proxy)});
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}
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return out;
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}
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} // socks
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} // net
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@ -0,0 +1,55 @@
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// Copyright (c) 2019, 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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#pragma once
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#include <boost/asio/ip/tcp.hpp>
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#include <boost/asio/steady_timer.hpp>
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#include <boost/thread/future.hpp>
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#include <string>
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namespace net
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{
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namespace socks
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{
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//! Primarily for use with `epee::net_utils::http_client`.
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struct connector
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{
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boost::asio::ip::tcp::endpoint proxy_address;
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/*! Creates a new socket, asynchronously connects to `proxy_address`,
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and requests a connection to `remote_host` on `remote_port`. Sets
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socket as closed if `timeout` is reached.
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\return The socket if successful, and exception in the future with
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error otherwise. */
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boost::unique_future<boost::asio::ip::tcp::socket>
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operator()(const std::string& remote_host, const std::string& remote_port, boost::asio::steady_timer& timeout) const;
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};
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} // socks
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} // net
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