/* Copyright (c) 2016, Arvid Norberg All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * 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. * Neither the name of the author 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 OWNER 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 "libtorrent/session.hpp" #include "libtorrent/torrent_handle.hpp" #include "libtorrent/settings_pack.hpp" #include "libtorrent/alert_types.hpp" #include "libtorrent/deadline_timer.hpp" #include "simulator/http_server.hpp" #include "settings.hpp" #include "create_torrent.hpp" #include "simulator/simulator.hpp" #include "setup_swarm.hpp" #include "utils.hpp" #include "simulator/socks_server.hpp" #include "simulator/utils.hpp" #include "fake_peer.hpp" #include using namespace sim; using namespace libtorrent; namespace lt = libtorrent; std::unique_ptr make_io_service(sim::simulation& sim, int i) { char ep[30]; snprintf(ep, sizeof(ep), "50.0.%d.%d", (i + 1) >> 8, (i + 1) & 0xff); return std::unique_ptr(new sim::asio::io_service( sim, address_v4::from_string(ep))); } // this is the general template for these tests. create the session with custom // settings (Settings), set up the test, by adding torrents with certain // arguments (Setup), run the test and verify the end state (Test) template void run_test(Setup const& setup , HandleAlerts const& on_alert , Test const& test) { // setup the simulation sim::default_config network_cfg; sim::simulation sim{network_cfg}; std::unique_ptr ios = make_io_service(sim, 0); lt::session_proxy zombie; sim::asio::io_service proxy_ios{sim, addr("50.50.50.50") }; sim::socks_server socks4(proxy_ios, 4444, 4); sim::socks_server socks5(proxy_ios, 5555, 5); lt::settings_pack pack = settings(); // create session std::shared_ptr ses = std::make_shared(pack, *ios); // set up test, like adding torrents (customization point) setup(*ses); // only monitor alerts for session 0 (the downloader) print_alerts(*ses, [=](lt::session& ses, lt::alert const* a) { on_alert(ses, a); }); lt::add_torrent_params params = create_torrent(1); params.flags &= ~lt::add_torrent_params::flag_auto_managed; params.flags &= ~lt::add_torrent_params::flag_paused; params.save_path = save_path(0); ses->async_add_torrent(params); // set up a timer to fire later, to verify everything we expected to happen // happened sim::timer t(sim, lt::seconds(100), [&](boost::system::error_code const& ec) { fprintf(stderr, "shutting down\n"); // shut down ses->set_alert_notify([] {}); zombie = ses->abort(); ses.reset(); }); test(sim, *ses, params.ti); } TORRENT_TEST(socks5_tcp_accept) { using namespace libtorrent; bool incoming_connection = false; run_test( [](lt::session& ses) { set_proxy(ses, settings_pack::socks5); }, [&](lt::session& ses, lt::alert const* alert) { if (auto* a = lt::alert_cast(alert)) { TEST_EQUAL(a->socket_type, 2); incoming_connection = true; } }, [](sim::simulation& sim, lt::session& ses , boost::shared_ptr ti) { // test connecting to the client via its socks5 listen port // TODO: maybe we could use peer_conn here instead fake_peer peer1(sim, "60.0.0.0"); fake_peer peer2(sim, "60.0.0.1"); sim::timer t1(sim, lt::seconds(2), [&](boost::system::error_code const& ec) { peer1.connect_to(tcp::endpoint(addr("50.50.50.50"), 6881), ti->info_hash()); }); sim::timer t2(sim, lt::seconds(3), [&](boost::system::error_code const& ec) { peer2.connect_to(tcp::endpoint(addr("50.50.50.50"), 6881), ti->info_hash()); }); sim.run(); } ); TEST_EQUAL(incoming_connection, true); } TORRENT_TEST(socks4_tcp_accept) { using namespace libtorrent; bool incoming_connection = false; run_test( [](lt::session& ses) { set_proxy(ses, settings_pack::socks4); }, [&](lt::session& ses, lt::alert const* alert) { if (auto* a = lt::alert_cast(alert)) { TEST_EQUAL(a->socket_type, 2); TEST_EQUAL(a->ip.address(), addr("60.0.0.0")) incoming_connection = true; } }, [](sim::simulation& sim, lt::session& ses , boost::shared_ptr ti) { fake_peer peer1(sim, "60.0.0.0"); sim::timer t1(sim, lt::seconds(2), [&](boost::system::error_code const& ec) { peer1.connect_to(tcp::endpoint(addr("50.50.50.50"), 6881), ti->info_hash()); }); sim.run(); } ); TEST_EQUAL(incoming_connection, true); } // make sure a listen_succeeded_alert is issued when successfully listening on // incoming connections via a socks5 proxy TORRENT_TEST(socks4_tcp_listen_alert) { using namespace libtorrent; bool listen_alert = false; run_test( [](lt::session& ses) { set_proxy(ses, settings_pack::socks4); }, [&](lt::session& ses, lt::alert const* alert) { if (auto* a = lt::alert_cast(alert)) { if (a->sock_type == listen_succeeded_alert::socks5) { TEST_EQUAL(a->endpoint.address(), addr("50.50.50.50")); TEST_EQUAL(a->endpoint.port(), 6881); listen_alert = true; } } }, [](sim::simulation& sim, lt::session& ses , boost::shared_ptr ti) { sim.run(); } ); TEST_EQUAL(listen_alert, true); } TORRENT_TEST(socks5_tcp_listen_alert) { using namespace libtorrent; bool listen_alert = false; run_test( [](lt::session& ses) { set_proxy(ses, settings_pack::socks5); }, [&](lt::session& ses, lt::alert const* alert) { if (auto* a = lt::alert_cast(alert)) { if (a->sock_type == listen_succeeded_alert::socks5) { TEST_EQUAL(a->endpoint.address(), addr("50.50.50.50")); TEST_EQUAL(a->endpoint.port(), 6881); listen_alert = true; } } }, [](sim::simulation& sim, lt::session& ses , boost::shared_ptr ti) { sim.run(); } ); TEST_EQUAL(listen_alert, true); } TORRENT_TEST(socks5_tcp_announce) { using namespace libtorrent; int tracker_port = -1; int alert_port = -1; run_test( [](lt::session& ses) { set_proxy(ses, settings_pack::socks5); lt::add_torrent_params params; params.info_hash = sha1_hash("abababababababababab"); params.trackers.push_back("http://2.2.2.2:8080/announce"); params.save_path = "."; ses.async_add_torrent(params); }, [&alert_port](lt::session& ses, lt::alert const* alert) { if (auto* a = lt::alert_cast(alert)) { if (a->sock_type == listen_succeeded_alert::socks5) { alert_port = a->endpoint.port(); } } }, [&tracker_port](sim::simulation& sim, lt::session& ses , boost::shared_ptr ti) { sim::asio::io_service web_server(sim, address_v4::from_string("2.2.2.2")); // listen on port 8080 sim::http_server http(web_server, 8080); http.register_handler("/announce" , [&tracker_port](std::string method, std::string req , std::map&) { if (req.find("&event=started") != std::string::npos) { std::string::size_type port_pos = req.find("&port="); TEST_CHECK(port_pos != std::string::npos); if (port_pos != std::string::npos) { tracker_port = atoi(req.c_str() + port_pos + 6); } } return sim::send_response(200, "OK", 27) + "d8:intervali1800e5:peers0:e"; }); sim.run(); } ); TEST_EQUAL(alert_port, tracker_port); TEST_CHECK(alert_port != -1); TEST_CHECK(tracker_port != -1); }