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monero/tests/unit_tests/net.cpp
Lee Clagett 973403bc9f Adding initial support for broadcasting transactions over Tor 
- Support for ".onion" in --add-exclusive-node and --add-peer
  - Add --anonymizing-proxy for outbound Tor connections
  - Add --anonymous-inbounds for inbound Tor connections
  - Support for sharing ".onion" addresses over Tor connections
  - Support for broadcasting transactions received over RPC exclusively
    over Tor (else broadcast over public IP when Tor not enabled).
2019-01-28 23:56:33 +00:00

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// Copyright (c) 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.
#include <atomic>
#include <boost/archive/portable_binary_oarchive.hpp>
#include <boost/archive/portable_binary_iarchive.hpp>
#include <boost/asio/buffer.hpp>
#include <boost/asio/io_service.hpp>
#include <boost/asio/ip/tcp.hpp>
#include <boost/asio/read.hpp>
#include <boost/asio/write.hpp>
#include <boost/endian/conversion.hpp>
#include <boost/system/error_code.hpp>
#include <boost/thread/thread.hpp>
#include <cstring>
#include <functional>
#include <gtest/gtest.h>
#include <memory>
#include "net/error.h"
#include "net/net_utils_base.h"
#include "net/socks.h"
#include "net/parse.h"
#include "net/tor_address.h"
#include "p2p/net_peerlist_boost_serialization.h"
#include "serialization/keyvalue_serialization.h"
#include "storages/portable_storage.h"
namespace
{
static constexpr const char v2_onion[] =
"xmrto2bturnore26.onion";
static constexpr const char v3_onion[] =
"vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopnpyyd.onion";
}
TEST(tor_address, constants)
{
static_assert(!net::tor_address::is_local(), "bad is_local() response");
static_assert(!net::tor_address::is_loopback(), "bad is_loopback() response");
static_assert(net::tor_address::get_type_id() == epee::net_utils::address_type::tor, "bad get_type_id() response");
EXPECT_FALSE(net::tor_address::is_local());
EXPECT_FALSE(net::tor_address::is_loopback());
EXPECT_EQ(epee::net_utils::address_type::tor, net::tor_address::get_type_id());
EXPECT_EQ(epee::net_utils::address_type::tor, net::tor_address::get_type_id());
}
TEST(tor_address, invalid)
{
EXPECT_TRUE(net::tor_address::make("").has_error());
EXPECT_TRUE(net::tor_address::make(":").has_error());
EXPECT_TRUE(net::tor_address::make(".onion").has_error());
EXPECT_TRUE(net::tor_address::make(".onion:").has_error());
EXPECT_TRUE(net::tor_address::make(v2_onion + 1).has_error());
EXPECT_TRUE(net::tor_address::make(v3_onion + 1).has_error());
EXPECT_TRUE(net::tor_address::make(boost::string_ref{v2_onion, sizeof(v2_onion) - 2}).has_error());
EXPECT_TRUE(net::tor_address::make(boost::string_ref{v3_onion, sizeof(v3_onion) - 2}).has_error());
EXPECT_TRUE(net::tor_address::make(std::string{v2_onion} + ":-").has_error());
EXPECT_TRUE(net::tor_address::make(std::string{v2_onion} + ":900a").has_error());
EXPECT_TRUE(net::tor_address::make(std::string{v3_onion} + ":65536").has_error());
EXPECT_TRUE(net::tor_address::make(std::string{v3_onion} + ":-1").has_error());
std::string onion{v3_onion};
onion.at(10) = 1;
EXPECT_TRUE(net::tor_address::make(onion).has_error());
}
TEST(tor_address, unblockable_types)
{
net::tor_address tor{};
ASSERT_NE(nullptr, tor.host_str());
EXPECT_STREQ("<unknown tor host>", tor.host_str());
EXPECT_STREQ("<unknown tor host>", tor.str().c_str());
EXPECT_EQ(0u, tor.port());
EXPECT_TRUE(tor.is_unknown());
EXPECT_FALSE(tor.is_local());
EXPECT_FALSE(tor.is_loopback());
EXPECT_EQ(epee::net_utils::address_type::tor, tor.get_type_id());
EXPECT_EQ(epee::net_utils::zone::tor, tor.get_zone());
tor = net::tor_address::unknown();
ASSERT_NE(nullptr, tor.host_str());
EXPECT_STREQ("<unknown tor host>", tor.host_str());
EXPECT_STREQ("<unknown tor host>", tor.str().c_str());
EXPECT_EQ(0u, tor.port());
EXPECT_TRUE(tor.is_unknown());
EXPECT_FALSE(tor.is_local());
EXPECT_FALSE(tor.is_loopback());
EXPECT_EQ(epee::net_utils::address_type::tor, tor.get_type_id());
EXPECT_EQ(epee::net_utils::zone::tor, tor.get_zone());
EXPECT_EQ(net::tor_address{}, net::tor_address::unknown());
}
TEST(tor_address, valid)
{
const auto address1 = net::tor_address::make(v3_onion);
ASSERT_TRUE(address1.has_value());
EXPECT_EQ(0u, address1->port());
EXPECT_STREQ(v3_onion, address1->host_str());
EXPECT_STREQ(v3_onion, address1->str().c_str());
EXPECT_TRUE(address1->is_blockable());
net::tor_address address2{*address1};
EXPECT_EQ(0u, address2.port());
EXPECT_STREQ(v3_onion, address2.host_str());
EXPECT_STREQ(v3_onion, address2.str().c_str());
EXPECT_TRUE(address2.is_blockable());
EXPECT_TRUE(address2.equal(*address1));
EXPECT_TRUE(address1->equal(address2));
EXPECT_TRUE(address2 == *address1);
EXPECT_TRUE(*address1 == address2);
EXPECT_FALSE(address2 != *address1);
EXPECT_FALSE(*address1 != address2);
EXPECT_TRUE(address2.is_same_host(*address1));
EXPECT_TRUE(address1->is_same_host(address2));
EXPECT_FALSE(address2.less(*address1));
EXPECT_FALSE(address1->less(address2));
address2 = MONERO_UNWRAP(net::tor_address::make(std::string{v2_onion} + ":6545"));
EXPECT_EQ(6545, address2.port());
EXPECT_STREQ(v2_onion, address2.host_str());
EXPECT_EQ(std::string{v2_onion} + ":6545", address2.str().c_str());
EXPECT_TRUE(address2.is_blockable());
EXPECT_FALSE(address2.equal(*address1));
EXPECT_FALSE(address1->equal(address2));
EXPECT_FALSE(address2 == *address1);
EXPECT_FALSE(*address1 == address2);
EXPECT_TRUE(address2 != *address1);
EXPECT_TRUE(*address1 != address2);
EXPECT_FALSE(address2.is_same_host(*address1));
EXPECT_FALSE(address1->is_same_host(address2));
EXPECT_FALSE(address2.less(*address1));
EXPECT_TRUE(address1->less(address2));
address2 = MONERO_UNWRAP(net::tor_address::make(std::string{v3_onion} + ":", 65535));
EXPECT_EQ(65535, address2.port());
EXPECT_STREQ(v3_onion, address2.host_str());
EXPECT_EQ(std::string{v3_onion} + ":65535", address2.str().c_str());
EXPECT_TRUE(address2.is_blockable());
EXPECT_FALSE(address2.equal(*address1));
EXPECT_FALSE(address1->equal(address2));
EXPECT_FALSE(address2 == *address1);
EXPECT_FALSE(*address1 == address2);
EXPECT_TRUE(address2 != *address1);
EXPECT_TRUE(*address1 != address2);
EXPECT_TRUE(address2.is_same_host(*address1));
EXPECT_TRUE(address1->is_same_host(address2));
EXPECT_FALSE(address2.less(*address1));
EXPECT_TRUE(address1->less(address2));
}
TEST(tor_address, generic_network_address)
{
const epee::net_utils::network_address tor1{MONERO_UNWRAP(net::tor_address::make(v3_onion, 8080))};
const epee::net_utils::network_address tor2{MONERO_UNWRAP(net::tor_address::make(v3_onion, 8080))};
const epee::net_utils::network_address ip{epee::net_utils::ipv4_network_address{100, 200}};
EXPECT_EQ(tor1, tor2);
EXPECT_NE(ip, tor1);
EXPECT_LT(ip, tor1);
EXPECT_STREQ(v3_onion, tor1.host_str().c_str());
EXPECT_EQ(std::string{v3_onion} + ":8080", tor1.str());
EXPECT_EQ(epee::net_utils::address_type::tor, tor1.get_type_id());
EXPECT_EQ(epee::net_utils::address_type::tor, tor2.get_type_id());
EXPECT_EQ(epee::net_utils::address_type::ipv4, ip.get_type_id());
EXPECT_EQ(epee::net_utils::zone::tor, tor1.get_zone());
EXPECT_EQ(epee::net_utils::zone::tor, tor2.get_zone());
EXPECT_EQ(epee::net_utils::zone::public_, ip.get_zone());
EXPECT_TRUE(tor1.is_blockable());
EXPECT_TRUE(tor2.is_blockable());
EXPECT_TRUE(ip.is_blockable());
}
namespace
{
struct test_command
{
net::tor_address tor;
BEGIN_KV_SERIALIZE_MAP()
KV_SERIALIZE(tor);
END_KV_SERIALIZE_MAP()
};
}
TEST(tor_address, epee_serializev_v2)
{
std::string buffer{};
{
test_command command{MONERO_UNWRAP(net::tor_address::make(v2_onion, 10))};
EXPECT_FALSE(command.tor.is_unknown());
EXPECT_NE(net::tor_address{}, command.tor);
EXPECT_STREQ(v2_onion, command.tor.host_str());
EXPECT_EQ(10u, command.tor.port());
epee::serialization::portable_storage stg{};
EXPECT_TRUE(command.store(stg));
EXPECT_TRUE(stg.store_to_binary(buffer));
}
test_command command{};
{
EXPECT_TRUE(command.tor.is_unknown());
EXPECT_EQ(net::tor_address{}, command.tor);
EXPECT_STREQ(net::tor_address::unknown_str(), command.tor.host_str());
EXPECT_EQ(0u, command.tor.port());
epee::serialization::portable_storage stg{};
EXPECT_TRUE(stg.load_from_binary(buffer));
EXPECT_TRUE(command.load(stg));
}
EXPECT_FALSE(command.tor.is_unknown());
EXPECT_NE(net::tor_address{}, command.tor);
EXPECT_STREQ(v2_onion, command.tor.host_str());
EXPECT_EQ(10u, command.tor.port());
// make sure that exceeding max buffer doesn't destroy tor_address::_load
{
epee::serialization::portable_storage stg{};
stg.load_from_binary(buffer);
std::string host{};
ASSERT_TRUE(stg.get_value("host", host, stg.open_section("tor", nullptr, false)));
EXPECT_EQ(std::strlen(v2_onion), host.size());
host.push_back('k');
EXPECT_TRUE(stg.set_value("host", host, stg.open_section("tor", nullptr, false)));
EXPECT_TRUE(command.load(stg)); // poor error reporting from `KV_SERIALIZE`
}
EXPECT_TRUE(command.tor.is_unknown());
EXPECT_EQ(net::tor_address{}, command.tor);
EXPECT_STREQ(net::tor_address::unknown_str(), command.tor.host_str());
EXPECT_EQ(0u, command.tor.port());
}
TEST(tor_address, epee_serializev_v3)
{
std::string buffer{};
{
test_command command{MONERO_UNWRAP(net::tor_address::make(v3_onion, 10))};
EXPECT_FALSE(command.tor.is_unknown());
EXPECT_NE(net::tor_address{}, command.tor);
EXPECT_STREQ(v3_onion, command.tor.host_str());
EXPECT_EQ(10u, command.tor.port());
epee::serialization::portable_storage stg{};
EXPECT_TRUE(command.store(stg));
EXPECT_TRUE(stg.store_to_binary(buffer));
}
test_command command{};
{
EXPECT_TRUE(command.tor.is_unknown());
EXPECT_EQ(net::tor_address{}, command.tor);
EXPECT_STREQ(net::tor_address::unknown_str(), command.tor.host_str());
EXPECT_EQ(0u, command.tor.port());
epee::serialization::portable_storage stg{};
EXPECT_TRUE(stg.load_from_binary(buffer));
EXPECT_TRUE(command.load(stg));
}
EXPECT_FALSE(command.tor.is_unknown());
EXPECT_NE(net::tor_address{}, command.tor);
EXPECT_STREQ(v3_onion, command.tor.host_str());
EXPECT_EQ(10u, command.tor.port());
// make sure that exceeding max buffer doesn't destroy tor_address::_load
{
epee::serialization::portable_storage stg{};
stg.load_from_binary(buffer);
std::string host{};
ASSERT_TRUE(stg.get_value("host", host, stg.open_section("tor", nullptr, false)));
EXPECT_EQ(std::strlen(v3_onion), host.size());
host.push_back('k');
EXPECT_TRUE(stg.set_value("host", host, stg.open_section("tor", nullptr, false)));
EXPECT_TRUE(command.load(stg)); // poor error reporting from `KV_SERIALIZE`
}
EXPECT_TRUE(command.tor.is_unknown());
EXPECT_EQ(net::tor_address{}, command.tor);
EXPECT_STRNE(v3_onion, command.tor.host_str());
EXPECT_EQ(0u, command.tor.port());
}
TEST(tor_address, epee_serialize_unknown)
{
std::string buffer{};
{
test_command command{net::tor_address::unknown()};
EXPECT_TRUE(command.tor.is_unknown());
EXPECT_EQ(net::tor_address{}, command.tor);
EXPECT_STREQ(net::tor_address::unknown_str(), command.tor.host_str());
EXPECT_EQ(0u, command.tor.port());
epee::serialization::portable_storage stg{};
EXPECT_TRUE(command.store(stg));
EXPECT_TRUE(stg.store_to_binary(buffer));
}
test_command command{};
{
EXPECT_TRUE(command.tor.is_unknown());
EXPECT_EQ(net::tor_address{}, command.tor);
EXPECT_STRNE(v3_onion, command.tor.host_str());
EXPECT_EQ(0u, command.tor.port());
epee::serialization::portable_storage stg{};
EXPECT_TRUE(stg.load_from_binary(buffer));
EXPECT_TRUE(command.load(stg));
}
EXPECT_TRUE(command.tor.is_unknown());
EXPECT_EQ(net::tor_address{}, command.tor);
EXPECT_STREQ(net::tor_address::unknown_str(), command.tor.host_str());
EXPECT_EQ(0u, command.tor.port());
// make sure that exceeding max buffer doesn't destroy tor_address::_load
{
epee::serialization::portable_storage stg{};
stg.load_from_binary(buffer);
std::string host{};
ASSERT_TRUE(stg.get_value("host", host, stg.open_section("tor", nullptr, false)));
EXPECT_EQ(std::strlen(net::tor_address::unknown_str()), host.size());
host.push_back('k');
EXPECT_TRUE(stg.set_value("host", host, stg.open_section("tor", nullptr, false)));
EXPECT_TRUE(command.load(stg)); // poor error reporting from `KV_SERIALIZE`
}
EXPECT_TRUE(command.tor.is_unknown());
EXPECT_EQ(net::tor_address{}, command.tor);
EXPECT_STRNE(v3_onion, command.tor.host_str());
EXPECT_EQ(0u, command.tor.port());
}
TEST(tor_address, boost_serialize_v2)
{
std::string buffer{};
{
const net::tor_address tor = MONERO_UNWRAP(net::tor_address::make(v2_onion, 10));
EXPECT_FALSE(tor.is_unknown());
EXPECT_NE(net::tor_address{}, tor);
EXPECT_STREQ(v2_onion, tor.host_str());
EXPECT_EQ(10u, tor.port());
std::ostringstream stream{};
{
boost::archive::portable_binary_oarchive archive{stream};
archive << tor;
}
buffer = stream.str();
}
net::tor_address tor{};
{
EXPECT_TRUE(tor.is_unknown());
EXPECT_EQ(net::tor_address{}, tor);
EXPECT_STREQ(net::tor_address::unknown_str(), tor.host_str());
EXPECT_EQ(0u, tor.port());
std::istringstream stream{buffer};
boost::archive::portable_binary_iarchive archive{stream};
archive >> tor;
}
EXPECT_FALSE(tor.is_unknown());
EXPECT_NE(net::tor_address{}, tor);
EXPECT_STREQ(v2_onion, tor.host_str());
EXPECT_EQ(10u, tor.port());
}
TEST(tor_address, boost_serialize_v3)
{
std::string buffer{};
{
const net::tor_address tor = MONERO_UNWRAP(net::tor_address::make(v3_onion, 10));
EXPECT_FALSE(tor.is_unknown());
EXPECT_NE(net::tor_address{}, tor);
EXPECT_STREQ(v3_onion, tor.host_str());
EXPECT_EQ(10u, tor.port());
std::ostringstream stream{};
{
boost::archive::portable_binary_oarchive archive{stream};
archive << tor;
}
buffer = stream.str();
}
net::tor_address tor{};
{
EXPECT_TRUE(tor.is_unknown());
EXPECT_EQ(net::tor_address{}, tor);
EXPECT_STREQ(net::tor_address::unknown_str(), tor.host_str());
EXPECT_EQ(0u, tor.port());
std::istringstream stream{buffer};
boost::archive::portable_binary_iarchive archive{stream};
archive >> tor;
}
EXPECT_FALSE(tor.is_unknown());
EXPECT_NE(net::tor_address{}, tor);
EXPECT_STREQ(v3_onion, tor.host_str());
EXPECT_EQ(10u, tor.port());
}
TEST(tor_address, boost_serialize_unknown)
{
std::string buffer{};
{
const net::tor_address tor{};
EXPECT_TRUE(tor.is_unknown());
EXPECT_EQ(net::tor_address::unknown(), tor);
EXPECT_STREQ(net::tor_address::unknown_str(), tor.host_str());
EXPECT_EQ(0u, tor.port());
std::ostringstream stream{};
{
boost::archive::portable_binary_oarchive archive{stream};
archive << tor;
}
buffer = stream.str();
}
net::tor_address tor{};
{
EXPECT_TRUE(tor.is_unknown());
EXPECT_EQ(net::tor_address{}, tor);
EXPECT_STREQ(net::tor_address::unknown_str(), tor.host_str());
EXPECT_EQ(0u, tor.port());
std::istringstream stream{buffer};
boost::archive::portable_binary_iarchive archive{stream};
archive >> tor;
}
EXPECT_TRUE(tor.is_unknown());
EXPECT_EQ(net::tor_address::unknown(), tor);
EXPECT_STREQ(net::tor_address::unknown_str(), tor.host_str());
EXPECT_EQ(0u, tor.port());
}
TEST(get_network_address, onion)
{
expect<epee::net_utils::network_address> address =
net::get_network_address("onion", 0);
EXPECT_EQ(net::error::unsupported_address, address);
address = net::get_network_address(".onion", 0);
EXPECT_EQ(net::error::invalid_tor_address, address);
address = net::get_network_address(v3_onion, 1000);
ASSERT_TRUE(bool(address));
EXPECT_EQ(epee::net_utils::address_type::tor, address->get_type_id());
EXPECT_STREQ(v3_onion, address->host_str().c_str());
EXPECT_EQ(std::string{v3_onion} + ":1000", address->str());
address = net::get_network_address(std::string{v3_onion} + ":2000", 1000);
ASSERT_TRUE(bool(address));
EXPECT_EQ(epee::net_utils::address_type::tor, address->get_type_id());
EXPECT_STREQ(v3_onion, address->host_str().c_str());
EXPECT_EQ(std::string{v3_onion} + ":2000", address->str());
address = net::get_network_address(std::string{v3_onion} + ":65536", 1000);
EXPECT_EQ(net::error::invalid_port, address);
}
TEST(get_network_address, ipv4)
{
expect<epee::net_utils::network_address> address =
net::get_network_address("0.0.0.", 0);
EXPECT_EQ(net::error::unsupported_address, address);
address = net::get_network_address("0.0.0.257", 0);
EXPECT_EQ(net::error::unsupported_address, address);
address = net::get_network_address("0.0.0.254", 1000);
ASSERT_TRUE(bool(address));
EXPECT_EQ(epee::net_utils::address_type::ipv4, address->get_type_id());
EXPECT_STREQ("0.0.0.254", address->host_str().c_str());
EXPECT_STREQ("0.0.0.254:1000", address->str().c_str());
address = net::get_network_address("23.0.0.254:2000", 1000);
ASSERT_TRUE(bool(address));
EXPECT_EQ(epee::net_utils::address_type::ipv4, address->get_type_id());
EXPECT_STREQ("23.0.0.254", address->host_str().c_str());
EXPECT_STREQ("23.0.0.254:2000", address->str().c_str());
}
namespace
{
using stream_type = boost::asio::ip::tcp;
struct io_thread
{
boost::asio::io_service io_service;
boost::asio::io_service::work work;
stream_type::socket server;
stream_type::acceptor acceptor;
boost::thread io;
std::atomic<bool> connected;
io_thread()
: io_service(),
work(io_service),
server(io_service),
acceptor(io_service),
io([this] () { try { this->io_service.run(); } catch (const std::exception& e) { MERROR(e.what()); }}),
connected(false)
{
acceptor.open(boost::asio::ip::tcp::v4());
acceptor.bind(stream_type::endpoint{boost::asio::ip::tcp::v4(), 0});
acceptor.listen();
acceptor.async_accept(server, [this] (boost::system::error_code error) {
this->connected = true;
if (error)
throw boost::system::system_error{error};
});
}
~io_thread() noexcept
{
io_service.stop();
if (io.joinable())
io.join();
}
};
struct checked_client
{
std::atomic<bool>* called_;
bool expected_;
void operator()(boost::system::error_code error, net::socks::client::stream_type::socket&&) const
{
EXPECT_EQ(expected_, bool(error)) << "Socks server: " << error.message();
ASSERT_TRUE(called_ != nullptr);
(*called_) = true;
}
};
}
TEST(socks_client, unsupported_command)
{
boost::asio::io_service io_service{};
stream_type::socket client{io_service};
auto test_client = net::socks::make_connect_client(
std::move(client), net::socks::version::v4, std::bind( [] {} )
);
ASSERT_TRUE(bool(test_client));
EXPECT_TRUE(test_client->buffer().empty());
EXPECT_FALSE(test_client->set_connect_command("example.com", 8080));
EXPECT_TRUE(test_client->buffer().empty());
EXPECT_FALSE(test_client->set_resolve_command("example.com"));
EXPECT_TRUE(test_client->buffer().empty());
}
TEST(socks_client, no_command)
{
boost::asio::io_service io_service{};
stream_type::socket client{io_service};
auto test_client = net::socks::make_connect_client(
std::move(client), net::socks::version::v4a, std::bind( [] {} )
);
ASSERT_TRUE(bool(test_client));
EXPECT_FALSE(net::socks::client::send(std::move(test_client)));
}
TEST(socks_client, connect_command)
{
io_thread io{};
stream_type::socket client{io.io_service};
std::atomic<bool> called{false};
auto test_client = net::socks::make_connect_client(
std::move(client), net::socks::version::v4a, checked_client{std::addressof(called), false}
);
ASSERT_TRUE(bool(test_client));
ASSERT_TRUE(test_client->set_connect_command("example.com", 8080));
EXPECT_FALSE(test_client->buffer().empty());
ASSERT_TRUE(net::socks::client::connect_and_send(std::move(test_client), io.acceptor.local_endpoint()));
while (!io.connected);
const std::uint8_t expected_bytes[] = {
4, 1, 0x1f, 0x90, 0x00, 0x00, 0x00, 0x01, 0x00,
'e', 'x', 'a', 'm', 'p', 'l', 'e', '.', 'c', 'o', 'm', 0x00
};
std::uint8_t actual_bytes[sizeof(expected_bytes)];
boost::asio::read(io.server, boost::asio::buffer(actual_bytes));
EXPECT_TRUE(std::memcmp(expected_bytes, actual_bytes, sizeof(actual_bytes)) == 0);
const std::uint8_t reply_bytes[] = {0, 90, 0, 0, 0, 0, 0, 0};
boost::asio::write(io.server, boost::asio::buffer(reply_bytes));
// yikes!
while (!called);
}
TEST(socks_client, connect_command_failed)
{
io_thread io{};
stream_type::socket client{io.io_service};
std::atomic<bool> called{false};
auto test_client = net::socks::make_connect_client(
std::move(client), net::socks::version::v4, checked_client{std::addressof(called), true}
);
ASSERT_TRUE(bool(test_client));
ASSERT_TRUE(
test_client->set_connect_command(
epee::net_utils::ipv4_network_address{boost::endian::native_to_big(std::uint32_t(5000)), 3000}
)
);
EXPECT_FALSE(test_client->buffer().empty());
ASSERT_TRUE(net::socks::client::connect_and_send(std::move(test_client), io.acceptor.local_endpoint()));
while (!io.connected);
const std::uint8_t expected_bytes[] = {
4, 1, 0x0b, 0xb8, 0x00, 0x00, 0x13, 0x88, 0x00
};
std::uint8_t actual_bytes[sizeof(expected_bytes)];
boost::asio::read(io.server, boost::asio::buffer(actual_bytes));
EXPECT_TRUE(std::memcmp(expected_bytes, actual_bytes, sizeof(actual_bytes)) == 0);
const std::uint8_t reply_bytes[] = {0, 91, 0, 0, 0, 0, 0, 0};
boost::asio::write(io.server, boost::asio::buffer(reply_bytes));
// yikes!
while (!called);
}
TEST(socks_client, resolve_command)
{
static std::uint8_t reply_bytes[] = {0, 90, 0, 0, 0xff, 0, 0xad, 0};
struct resolve_client : net::socks::client
{
std::atomic<unsigned> called_;
bool expected_;
resolve_client(stream_type::socket&& proxy)
: net::socks::client(std::move(proxy), net::socks::version::v4a_tor)
, called_(0)
, expected_(false)
{};
virtual void done(boost::system::error_code error, std::shared_ptr<client> self) override
{
EXPECT_EQ(this, self.get());
EXPECT_EQ(expected_, bool(error)) << "Resolve failure: " << error.message();
if (!error)
{
ASSERT_EQ(sizeof(reply_bytes), buffer().size());
EXPECT_EQ(0u, std::memcmp(buffer().data(), reply_bytes, sizeof(reply_bytes)));
}
++called_;
}
};
io_thread io{};
stream_type::socket client{io.io_service};
auto test_client = std::make_shared<resolve_client>(std::move(client));
ASSERT_TRUE(bool(test_client));
ASSERT_TRUE(test_client->set_resolve_command("example.com"));
EXPECT_FALSE(test_client->buffer().empty());
ASSERT_TRUE(net::socks::client::connect_and_send(test_client, io.acceptor.local_endpoint()));
while (!io.connected);
const std::uint8_t expected_bytes[] = {
4, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00,
'e', 'x', 'a', 'm', 'p', 'l', 'e', '.', 'c', 'o', 'm', 0x00
};
std::uint8_t actual_bytes[sizeof(expected_bytes)];
boost::asio::read(io.server, boost::asio::buffer(actual_bytes));
EXPECT_TRUE(std::memcmp(expected_bytes, actual_bytes, sizeof(actual_bytes)) == 0);
boost::asio::write(io.server, boost::asio::buffer(reply_bytes));
// yikes!
while (test_client->called_ == 0);
test_client->expected_ = true;
ASSERT_TRUE(test_client->set_resolve_command("example.com"));
EXPECT_FALSE(test_client->buffer().empty());
ASSERT_TRUE(net::socks::client::send(test_client));
boost::asio::read(io.server, boost::asio::buffer(actual_bytes));
EXPECT_TRUE(std::memcmp(expected_bytes, actual_bytes, sizeof(actual_bytes)) == 0);
reply_bytes[1] = 91;
boost::asio::write(io.server, boost::asio::buffer(reply_bytes));
// yikes!
while (test_client->called_ == 1);
}
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