forked from premiere/premiere-libtorrent
249 lines
7.9 KiB
C++
249 lines
7.9 KiB
C++
/*
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Copyright (c) 2014, Arvid Norberg
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the distribution.
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* Neither the name of the author nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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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
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "libtorrent/session.hpp"
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#include "libtorrent/session_settings.hpp"
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#include "libtorrent/hasher.hpp"
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#include "libtorrent/alert_types.hpp"
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#include "libtorrent/time.hpp"
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#include "libtorrent/random.hpp"
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#include "libtorrent/aux_/path.hpp"
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#include <iostream>
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#include <tuple>
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#include "test.hpp"
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#include "setup_transfer.hpp"
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#include "swarm_suite.hpp"
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#ifdef _MSC_VER
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#pragma warning(push)
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// warning C4706: assignment within conditional expression
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#pragma warning( disable : 4706 )
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#endif
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void test_swarm(int flags)
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{
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using namespace lt;
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std::printf("\n\n ==== TEST SWARM === %s%s%s%s%s ===\n\n\n"
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, (flags & super_seeding) ? "super-seeding ": ""
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, (flags & strict_super_seeding) ? "strict-super-seeding ": ""
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, (flags & seed_mode) ? "seed-mode ": ""
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, (flags & time_critical) ? "time-critical ": ""
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, (flags & suggest) ? "suggest ": ""
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);
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// in case the previous run was terminated
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error_code ec;
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remove_all("tmp1_swarm", ec);
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remove_all("tmp2_swarm", ec);
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remove_all("tmp3_swarm", ec);
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// these are declared before the session objects
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// so that they are destructed last. This enables
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// the sessions to destruct in parallel
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session_proxy p1;
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session_proxy p2;
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session_proxy p3;
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const int mask = alert::all_categories
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& ~(alert::progress_notification
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| alert::performance_warning
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| alert::stats_notification);
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settings_pack pack;
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pack.set_bool(settings_pack::enable_lsd, false);
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pack.set_bool(settings_pack::enable_natpmp, false);
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pack.set_bool(settings_pack::enable_upnp, false);
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pack.set_bool(settings_pack::enable_dht, false);
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pack.set_int(settings_pack::alert_mask, mask);
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pack.set_bool(settings_pack::allow_multiple_connections_per_ip, true);
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if (flags & strict_super_seeding)
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pack.set_bool(settings_pack::strict_super_seeding, true);
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if (flags & suggest)
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pack.set_int(settings_pack::suggest_mode, settings_pack::suggest_read_cache);
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// this is to avoid everything finish from a single peer
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// immediately. To make the swarm actually connect all
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// three peers before finishing.
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float const rate_limit = 100000;
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int const port = static_cast<int>(lt::random(100));
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char iface[50];
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std::snprintf(iface, sizeof(iface), "0.0.0.0:480%02d", port);
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pack.set_int(settings_pack::upload_rate_limit, int(rate_limit));
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pack.set_str(settings_pack::listen_interfaces, iface);
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pack.set_int(settings_pack::max_retry_port_bind, 1000);
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pack.set_int(settings_pack::out_enc_policy, settings_pack::pe_forced);
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pack.set_int(settings_pack::in_enc_policy, settings_pack::pe_forced);
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lt::session ses1(pack);
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std::snprintf(iface, sizeof(iface), "0.0.0.0:490%02d", port);
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pack.set_str(settings_pack::listen_interfaces, iface);
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pack.set_int(settings_pack::download_rate_limit, int(rate_limit / 2));
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pack.set_int(settings_pack::upload_rate_limit, int(rate_limit));
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lt::session ses2(pack);
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std::snprintf(iface, sizeof(iface), "0.0.0.0:500%02d", port);
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pack.set_str(settings_pack::listen_interfaces, iface);
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lt::session ses3(pack);
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torrent_handle tor1;
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torrent_handle tor2;
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torrent_handle tor3;
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add_torrent_params p;
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p.flags &= ~add_torrent_params::flag_paused;
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p.flags &= ~add_torrent_params::flag_auto_managed;
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if (flags & seed_mode) p.flags |= add_torrent_params::flag_seed_mode;
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// test using piece sizes smaller than 16kB
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std::tie(tor1, tor2, tor3) = setup_transfer(&ses1, &ses2, &ses3, true
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, false, true, "_swarm", 8 * 1024, nullptr, flags & super_seeding, &p);
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if (flags & time_critical)
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{
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tor2.set_piece_deadline(piece_index_t(2), 0);
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tor2.set_piece_deadline(piece_index_t(5), 1000);
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tor2.set_piece_deadline(piece_index_t(8), 2000);
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}
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float sum_dl_rate2 = 0.f;
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float sum_dl_rate3 = 0.f;
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int count_dl_rates2 = 0;
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int count_dl_rates3 = 0;
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for (int i = 0; i < 80; ++i)
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{
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print_alerts(ses1, "ses1");
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print_alerts(ses2, "ses2");
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print_alerts(ses3, "ses3");
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torrent_status st1 = tor1.status();
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torrent_status st2 = tor2.status();
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torrent_status st3 = tor3.status();
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if (flags & super_seeding)
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{
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TEST_CHECK(st1.is_seeding);
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TEST_CHECK(st1.super_seeding);
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}
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if (st2.progress < 1.f && st2.progress > 0.5f)
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{
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sum_dl_rate2 += st2.download_payload_rate;
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++count_dl_rates2;
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}
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if (st3.progress < 1.f && st3.progress > 0.5f)
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{
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sum_dl_rate3 += st3.download_rate;
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++count_dl_rates3;
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}
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print_ses_rate(float(i), &st1, &st2, &st3);
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if (st2.is_seeding && st3.is_seeding) break;
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std::this_thread::sleep_for(lt::milliseconds(1000));
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}
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TEST_CHECK(tor2.status().is_seeding);
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TEST_CHECK(tor3.status().is_seeding);
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float average2 = sum_dl_rate2 / float(count_dl_rates2);
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float average3 = sum_dl_rate3 / float(count_dl_rates3);
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std::cout << average2 << std::endl;
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std::cout << "average rate: " << (average2 / 1000.f) << "kB/s - "
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<< (average3 / 1000.f) << "kB/s" << std::endl;
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if (tor2.status().is_seeding && tor3.status().is_seeding) std::cout << "done\n";
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// make sure the files are deleted
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ses1.remove_torrent(tor1, lt::session::delete_files);
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ses2.remove_torrent(tor2, lt::session::delete_files);
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ses3.remove_torrent(tor3, lt::session::delete_files);
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alert const* a = wait_for_alert(ses1, torrent_deleted_alert::alert_type, "swarm_suite");
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TEST_CHECK(alert_cast<torrent_deleted_alert>(a) != nullptr);
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// there shouldn't be any alerts generated from now on
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// make sure that the timer in wait_for_alert() works
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// this should time out (ret == 0) and it should take
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// about 2 seconds
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time_point start = clock_type::now();
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alert const* ret;
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while ((ret = ses1.wait_for_alert(seconds(2))))
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{
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std::printf("wait returned: %d ms\n"
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, int(total_milliseconds(clock_type::now() - start)));
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std::vector<alert*> alerts;
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ses1.pop_alerts(&alerts);
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for (std::vector<alert*>::iterator i = alerts.begin()
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, end(alerts.end()); i != end; ++i)
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{
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std::printf("%s\n", ret->message().c_str());
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}
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start = clock_type::now();
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}
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std::printf("loop returned: %d ms\n"
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, int(total_milliseconds(clock_type::now() - start)));
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// this allows shutting down the sessions in parallel
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p1 = ses1.abort();
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p2 = ses2.abort();
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p3 = ses3.abort();
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time_point end = clock_type::now();
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std::printf("time: %d ms\n", int(total_milliseconds(end - start)));
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TEST_CHECK(end - start < milliseconds(3000));
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TEST_CHECK(end - start > milliseconds(1900));
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TEST_CHECK(!exists("tmp1_swarm/temporary"));
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TEST_CHECK(!exists("tmp2_swarm/temporary"));
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TEST_CHECK(!exists("tmp3_swarm/temporary"));
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remove_all("tmp1_swarm", ec);
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remove_all("tmp2_swarm", ec);
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remove_all("tmp3_swarm", ec);
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}
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif
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