/* Copyright (c) 2008-2013, 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/session_settings.hpp" #include "libtorrent/hasher.hpp" #include "libtorrent/alert_types.hpp" #include "libtorrent/bencode.hpp" #include "libtorrent/thread.hpp" #include "libtorrent/time.hpp" #include "libtorrent/file.hpp" #include #include #include "test.hpp" #include "setup_transfer.hpp" #include #include using namespace libtorrent; using boost::tuples::ignore; int const alert_mask = alert::all_categories & ~alert::progress_notification & ~alert::stats_notification; int peer_disconnects = 0; int tracker_responses = 0; bool on_alert(alert* a) { if (alert_cast(a)) ++tracker_responses; else if (alert_cast(a)) ++peer_disconnects; else if (alert_cast(a)) ++peer_disconnects; return false; } void test_transfer() { // in case the previous run was terminated error_code ec; remove_all("tmp1_priority", ec); remove_all("tmp2_priority", ec); remove_all("tmp1_priority_moved", ec); remove_all("tmp2_priority_moved", ec); // these are declared before the session objects // so that they are destructed last. This enables // the sessions to destruct in parallel session_proxy p1; session_proxy p2; session ses1(fingerprint("LT", 0, 1, 0, 0), std::make_pair(48075, 49000), "0.0.0.0", 0, alert_mask); session ses2(fingerprint("LT", 0, 1, 0, 0), std::make_pair(49075, 50000), "0.0.0.0", 0, alert_mask); session_settings sett; sett.allow_multiple_connections_per_ip = false; sett.ignore_limits_on_local_network = false; sett.unchoke_slots_limit = 0; ses1.set_settings(sett); TEST_CHECK(ses1.settings().unchoke_slots_limit == 0); sett.unchoke_slots_limit = -1; ses1.set_settings(sett); TEST_CHECK(ses1.settings().unchoke_slots_limit == -1); sett.unchoke_slots_limit = 8; ses1.set_settings(sett); TEST_CHECK(ses1.settings().unchoke_slots_limit == 8); // we need a short reconnect time since we // finish the torrent and then restart it // immediately to complete the second half. // using a reconnect time > 0 will just add // to the time it will take to complete the test sett.min_reconnect_time = 0; sett.stop_tracker_timeout = 1; sett.announce_to_all_trackers = true; sett.announce_to_all_tiers = true; // make sure we announce to both http and udp trackers sett.prefer_udp_trackers = false; sett.enable_outgoing_utp = false; sett.enable_incoming_utp = false; ses1.set_settings(sett); ses2.set_settings(sett); #ifndef TORRENT_DISABLE_ENCRYPTION pe_settings pes; pes.out_enc_policy = pe_settings::disabled; pes.in_enc_policy = pe_settings::disabled; ses1.set_pe_settings(pes); ses2.set_pe_settings(pes); #endif torrent_handle tor1; torrent_handle tor2; create_directory("tmp1_priority", ec); std::ofstream file("tmp1_priority/temporary"); boost::intrusive_ptr t = ::create_torrent(&file, 16 * 1024, 13, false); file.close(); int udp_tracker_port = start_tracker(); int tracker_port = start_web_server(); char tracker_url[200]; snprintf(tracker_url, sizeof(tracker_url), "http://127.0.0.1:%d/announce", tracker_port); t->add_tracker(tracker_url); snprintf(tracker_url, sizeof(tracker_url), "udp://127.0.0.1:%d/announce", udp_tracker_port); t->add_tracker(tracker_url); add_torrent_params addp; addp.flags &= ~add_torrent_params::flag_paused; addp.flags &= ~add_torrent_params::flag_auto_managed; wait_for_listen(ses1, "ses1"); wait_for_listen(ses2, "ses1"); peer_disconnects = 0; // test using piece sizes smaller than 16kB boost::tie(tor1, tor2, ignore) = setup_transfer(&ses1, &ses2, 0 , true, false, true, "_priority", 8 * 1024, &t, false, 0); int num_pieces = tor2.torrent_file()->num_pieces(); std::vector priorities(num_pieces, 1); // set half of the pieces to priority 0 std::fill(priorities.begin(), priorities.begin() + (num_pieces / 2), 0); tor2.prioritize_pieces(priorities); std::cerr << "setting priorities: "; std::copy(priorities.begin(), priorities.end(), std::ostream_iterator(std::cerr, ", ")); std::cerr << std::endl; tracker_responses = 0; for (int i = 0; i < 200; ++i) { print_alerts(ses1, "ses1", true, true, true, &on_alert); print_alerts(ses2, "ses2", true, true, true, &on_alert); torrent_status st1 = tor1.status(); torrent_status st2 = tor2.status(); if (i % 10 == 0) { print_ses_rate(i / 10.f, &st1, &st2); } // st2 is finished when we have downloaded half of the pieces if (st2.is_finished) break; if (st2.state != torrent_status::downloading) { static char const* state_str[] = {"checking (q)", "checking", "dl metadata" , "downloading", "finished", "seeding", "allocating", "checking (r)"}; std::cerr << "st2 state: " << state_str[st2.state] << std::endl; } TEST_CHECK(st1.state == torrent_status::seeding || st1.state == torrent_status::checking_files); TEST_CHECK(st2.state == torrent_status::downloading || st2.state == torrent_status::checking_resume_data); if (peer_disconnects >= 2) break; // if nothing is being transferred after 2 seconds, we're failing the test if (st1.upload_payload_rate == 0 && i > 20) break; test_sleep(100); } // 1 announce per tracker to start TEST_CHECK(tracker_responses >= 2); TEST_CHECK(!tor2.status().is_seeding); TEST_CHECK(tor2.status().is_finished); if (tor2.status().is_finished) std::cerr << "torrent is finished (50% complete)" << std::endl; else return; std::vector priorities2 = tor2.piece_priorities(); std::copy(priorities2.begin(), priorities2.end(), std::ostream_iterator(std::cerr, ", ")); std::cerr << std::endl; TEST_CHECK(std::equal(priorities.begin(), priorities.end(), priorities2.begin())); std::cerr << "force recheck" << std::endl; tor2.force_recheck(); priorities2 = tor2.piece_priorities(); std::copy(priorities2.begin(), priorities2.end(), std::ostream_iterator(std::cerr, ", ")); std::cerr << std::endl; TEST_CHECK(std::equal(priorities.begin(), priorities.end(), priorities2.begin())); peer_disconnects = 0; // wait until force-recheck is complete for (int i = 0; i < 50; ++i) { print_alerts(ses2, "ses2", true, true, true, &on_alert); torrent_status st2 = tor2.status(); if (i % 10 == 0) { std::cerr << int(st2.progress * 100) << "% " << std::endl; } if (st2.state != torrent_status::checking_files) break; if (peer_disconnects >= 1) break; test_sleep(100); } priorities2 = tor2.piece_priorities(); TEST_CHECK(std::equal(priorities.begin(), priorities.end(), priorities2.begin())); peer_disconnects = 0; for (int i = 0; i < 50; ++i) { print_alerts(ses1, "ses1", true, true, true, &on_alert); print_alerts(ses2, "ses2", true, true, true, &on_alert); torrent_status st2 = tor2.status(); TEST_CHECK(st2.state == torrent_status::finished); if (peer_disconnects >= 1) break; test_sleep(100); } tor2.pause(); alert const* a = ses2.wait_for_alert(seconds(10)); bool got_paused_alert = false; while (a) { std::auto_ptr holder = ses2.pop_alert(); std::cerr << "ses2: " << a->message() << std::endl; if (alert_cast(a)) { got_paused_alert = true; break; } a = ses2.wait_for_alert(seconds(10)); } TEST_CHECK(got_paused_alert); std::vector tr = tor2.trackers(); tr.push_back(announce_entry("http://test.com/announce")); tor2.replace_trackers(tr); tr.clear(); tor2.save_resume_data(); std::vector resume_data; a = ses2.wait_for_alert(seconds(10)); while (a) { std::auto_ptr holder = ses2.pop_alert(); std::cerr << "ses2: " << a->message() << std::endl; if (alert_cast(a)) { bencode(std::back_inserter(resume_data) , *alert_cast(a)->resume_data); break; } a = ses2.wait_for_alert(seconds(10)); } TEST_CHECK(resume_data.size()); std::cerr << "saved resume data" << std::endl; ses2.remove_torrent(tor2); std::cerr << "removed" << std::endl; test_sleep(100); std::cout << "re-adding" << std::endl; add_torrent_params p; p.flags &= ~add_torrent_params::flag_paused; p.flags &= ~add_torrent_params::flag_auto_managed; p.ti = t; p.save_path = "tmp2_priority"; p.resume_data = resume_data; tor2 = ses2.add_torrent(p, ec); ses2.set_alert_mask(alert::all_categories & ~alert::progress_notification & ~alert::stats_notification); tor2.prioritize_pieces(priorities); std::cout << "resetting priorities" << std::endl; tor2.resume(); tr = tor2.trackers(); TEST_CHECK(std::find_if(tr.begin(), tr.end() , boost::bind(&announce_entry::url, _1) == "http://test.com/announce") != tr.end()); // wait for the files in ses2 to be checked, i.e. the torrent // to turn into finished state for (int i = 0; i < 5; ++i) { print_alerts(ses1, "ses1", true, true, true, &on_alert); print_alerts(ses2, "ses2", true, true, true, &on_alert); torrent_status st1 = tor1.status(); torrent_status st2 = tor2.status(); TEST_EQUAL(st1.state, torrent_status::seeding); if (st2.is_finished) break; test_sleep(100); } TEST_CHECK(!tor2.status().is_seeding); std::fill(priorities.begin(), priorities.end(), 1); tor2.prioritize_pieces(priorities); std::cout << "setting priorities to 1" << std::endl; TEST_EQUAL(tor2.status().is_finished, false); peer_disconnects = 0; torrent_status st1 = tor1.status(); torrent_status st2 = tor2.status(); for (int i = 0; i < 130; ++i) { print_alerts(ses1, "ses1", true, true, true, &on_alert); print_alerts(ses2, "ses2", true, true, true, &on_alert); st1 = tor1.status(); st2 = tor2.status(); if (i % 10 == 0) print_ses_rate(i / 10.f, &st1, &st2); if (st2.is_seeding) break; TEST_EQUAL(st1.state, torrent_status::seeding); TEST_EQUAL(st2.state, torrent_status::downloading); if (peer_disconnects >= 2) { printf("too many disconnects (%d), exiting\n", peer_disconnects); break; } test_sleep(100); } st2 = tor2.status(); TEST_CHECK(st2.is_seeding); // this allows shutting down the sessions in parallel p1 = ses1.abort(); p2 = ses2.abort(); stop_tracker(); stop_web_server(); } int test_main() { using namespace libtorrent; // test with all kinds of proxies test_transfer(); error_code ec; remove_all("tmp1_priorities", ec); remove_all("tmp2_priorities", ec); remove_all("tmp1_priorities_moved", ec); remove_all("tmp2_priorities_moved", ec); return 0; }