forked from premiere/premiere-libtorrent
479 lines
15 KiB
C++
479 lines
15 KiB
C++
/*
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Copyright (c) 2008, 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/bencode.hpp"
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#include <boost/thread.hpp>
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#include <boost/tuple/tuple.hpp>
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#include <boost/filesystem/operations.hpp>
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#include "test.hpp"
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#include "setup_transfer.hpp"
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using boost::filesystem::remove_all;
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using boost::filesystem::exists;
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using boost::filesystem::create_directory;
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using namespace libtorrent;
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using boost::tuples::ignore;
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// test the maximum transfer rate
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void test_rate()
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{
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// in case the previous run was terminated
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try { remove_all("./tmp1_transfer"); } catch (std::exception&) {}
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try { remove_all("./tmp2_transfer"); } catch (std::exception&) {}
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try { remove_all("./tmp1_transfer_moved"); } catch (std::exception&) {}
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try { remove_all("./tmp2_transfer_moved"); } catch (std::exception&) {}
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session ses1(fingerprint("LT", 0, 1, 0, 0), std::make_pair(48575, 49000), "0.0.0.0", 0);
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session ses2(fingerprint("LT", 0, 1, 0, 0), std::make_pair(49575, 50000), "0.0.0.0", 0);
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torrent_handle tor1;
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torrent_handle tor2;
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create_directory("./tmp1_transfer");
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std::ofstream file("./tmp1_transfer/temporary");
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boost::intrusive_ptr<torrent_info> t = ::create_torrent(&file, 4 * 1024 * 1024, 7);
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file.close();
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boost::tie(tor1, tor2, ignore) = setup_transfer(&ses1, &ses2, 0
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, true, false, true, "_transfer", 0, &t);
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ses1.set_alert_mask(alert::all_categories & ~(alert::performance_warning));
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ses2.set_alert_mask(alert::all_categories & ~(alert::performance_warning));
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ptime start = time_now();
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for (int i = 0; i < 70; ++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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torrent_status st1 = tor1.status();
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torrent_status st2 = tor2.status();
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std::cerr
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<< "up: \033[33m" << st1.upload_payload_rate / 1000000.f << "MB/s "
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<< " down: \033[32m" << st2.download_payload_rate / 1000000.f << "MB/s "
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<< "\033[0m" << int(st2.progress * 100) << "% "
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<< std::endl;
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if (tor2.is_seed()) break;
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test_sleep(1000);
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}
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TEST_CHECK(tor2.is_seed());
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time_duration dt = time_now() - start;
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std::cerr << "downloaded " << t->total_size() << " bytes "
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"in " << (total_milliseconds(dt) / 1000.f) << " seconds" << std::endl;
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std::cerr << "average download rate: " << (t->total_size() / (std::max)(total_milliseconds(dt), 1))
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<< " kB/s" << std::endl;
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}
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void print_alert(alert const& a)
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{
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std::cout << "ses1 (alert dispatch function): " << a.message() << std::endl;
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}
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// simulate a full disk
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struct test_storage : storage_interface
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{
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test_storage(file_storage const& fs, fs::path const& p, file_pool& fp)
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: m_lower_layer(default_storage_constructor(fs, 0, p, fp))
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, m_written(0)
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, m_limit(16 * 1024 * 2)
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{}
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virtual bool initialize(bool allocate_files)
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{ return m_lower_layer->initialize(allocate_files); }
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virtual bool has_any_file()
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{ return m_lower_layer->has_any_file(); }
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virtual int readv(file::iovec_t const* bufs, int slot, int offset, int num_bufs)
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{ return m_lower_layer->readv(bufs, slot, offset, num_bufs); }
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virtual int writev(file::iovec_t const* bufs, int slot, int offset, int num_bufs)
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{
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int ret = m_lower_layer->writev(bufs, slot, offset, num_bufs);
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if (ret > 0) m_written += ret;
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if (m_written > m_limit)
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{
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#if BOOST_VERSION == 103500
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set_error("", error_code(boost::system::posix_error::no_space_on_device, get_posix_category()));
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#elif BOOST_VERSION > 103500
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set_error("", error_code(boost::system::errc::no_space_on_device, get_posix_category()));
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#else
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set_error("", error_code(ENOSPC, get_posix_category()));
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#endif
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return -1;
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}
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return ret;
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}
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virtual int read(char* buf, int slot, int offset, int size)
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{ return m_lower_layer->read(buf, slot, offset, size); }
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virtual int write(const char* buf, int slot, int offset, int size)
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{
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int ret = m_lower_layer->write(buf, slot, offset, size);
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if (ret > 0) m_written += ret;
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if (m_written > m_limit)
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{
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#if BOOST_VERSION == 103500
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set_error("", error_code(boost::system::posix_error::no_space_on_device, get_posix_category()));
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#elif BOOST_VERSION > 103500
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set_error("", error_code(boost::system::errc::no_space_on_device, get_posix_category()));
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#else
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set_error("", error_code(ENOSPC, get_posix_category()));
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#endif
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return -1;
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}
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return ret;
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}
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virtual int sparse_end(int start) const
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{ return m_lower_layer->sparse_end(start); }
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virtual bool move_storage(fs::path save_path)
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{ return m_lower_layer->move_storage(save_path); }
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virtual bool verify_resume_data(lazy_entry const& rd, error_code& error)
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{ return m_lower_layer->verify_resume_data(rd, error); }
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virtual bool write_resume_data(entry& rd) const
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{ return m_lower_layer->write_resume_data(rd); }
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virtual bool move_slot(int src_slot, int dst_slot)
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{ return m_lower_layer->move_slot(src_slot, dst_slot); }
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virtual bool swap_slots(int slot1, int slot2)
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{ return m_lower_layer->swap_slots(slot1, slot2); }
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virtual bool swap_slots3(int slot1, int slot2, int slot3)
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{ return m_lower_layer->swap_slots3(slot1, slot2, slot3); }
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virtual bool release_files() { return m_lower_layer->release_files(); }
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virtual bool rename_file(int index, std::string const& new_filename)
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{ return m_lower_layer->rename_file(index, new_filename); }
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virtual bool delete_files() { return m_lower_layer->delete_files(); }
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virtual ~test_storage() {}
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boost::scoped_ptr<storage_interface> m_lower_layer;
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int m_written;
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int m_limit;
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};
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storage_interface* test_storage_constructor(file_storage const& fs
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, file_storage const*, fs::path const& path, file_pool& fp)
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{
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return new test_storage(fs, path, fp);
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}
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void test_transfer(bool test_disk_full = false, bool test_allowed_fast = false)
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{
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// in case the previous run was terminated
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try { remove_all("./tmp1_transfer"); } catch (std::exception&) {}
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try { remove_all("./tmp2_transfer"); } catch (std::exception&) {}
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try { remove_all("./tmp1_transfer_moved"); } catch (std::exception&) {}
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try { remove_all("./tmp2_transfer_moved"); } catch (std::exception&) {}
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session ses1(fingerprint("LT", 0, 1, 0, 0), std::make_pair(48075, 49000), "0.0.0.0", 0);
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session ses2(fingerprint("LT", 0, 1, 0, 0), std::make_pair(49075, 50000), "0.0.0.0", 0);
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if (test_allowed_fast)
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{
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session_settings sett;
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sett.allowed_fast_set_size = 2000;
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ses1.set_max_uploads(0);
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ses1.set_settings(sett);
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}
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#ifndef TORRENT_DISABLE_ENCRYPTION
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pe_settings pes;
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pes.out_enc_policy = pe_settings::forced;
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pes.in_enc_policy = pe_settings::forced;
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ses1.set_pe_settings(pes);
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ses2.set_pe_settings(pes);
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#endif
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torrent_handle tor1;
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torrent_handle tor2;
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create_directory("./tmp1_transfer");
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std::ofstream file("./tmp1_transfer/temporary");
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boost::intrusive_ptr<torrent_info> t = ::create_torrent(&file, 16 * 1024);
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file.close();
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add_torrent_params addp(&test_storage_constructor);
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// test using piece sizes smaller than 16kB
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boost::tie(tor1, tor2, ignore) = setup_transfer(&ses1, &ses2, 0
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, true, false, true, "_transfer", 8 * 1024, &t, false, test_disk_full?&addp:0);
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session_settings settings = ses1.settings();
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settings.min_reconnect_time = 1;
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ses1.set_settings(settings);
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ses2.set_settings(settings);
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// set half of the pieces to priority 0
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int num_pieces = tor2.get_torrent_info().num_pieces();
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std::vector<int> priorities(num_pieces, 1);
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std::fill(priorities.begin(), priorities.begin() + (num_pieces / 2), 0);
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tor2.prioritize_pieces(priorities);
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std::cerr << "setting priorities: ";
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std::copy(priorities.begin(), priorities.end(), std::ostream_iterator<int>(std::cerr, ", "));
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std::cerr << std::endl;
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ses1.set_alert_mask(alert::all_categories & ~alert::progress_notification);
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ses2.set_alert_mask(alert::all_categories & ~alert::progress_notification);
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ses1.set_alert_dispatch(&print_alert);
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ses2.set_download_rate_limit(tor2.get_torrent_info().piece_length() / 2);
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// also test to move the storage of the downloader and the uploader
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// to make sure it can handle switching paths
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bool test_move_storage = false;
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for (int i = 0; i < 30; ++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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torrent_status st1 = tor1.status();
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torrent_status st2 = tor2.status();
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std::cerr
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<< "\033[32m" << int(st1.download_payload_rate / 1000.f) << "kB/s "
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<< "\033[33m" << int(st1.upload_payload_rate / 1000.f) << "kB/s "
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<< "\033[0m" << int(st1.progress * 100) << "% "
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<< st1.num_peers
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<< ": "
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<< "\033[32m" << int(st2.download_payload_rate / 1000.f) << "kB/s "
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<< "\033[31m" << int(st2.upload_payload_rate / 1000.f) << "kB/s "
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<< "\033[0m" << int(st2.progress * 100) << "% "
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<< st2.num_peers
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<< " cc: " << st2.connect_candidates
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<< std::endl;
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if (!test_move_storage && st2.progress > 0.25f)
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{
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test_move_storage = true;
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tor1.move_storage("./tmp1_transfer_moved");
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tor2.move_storage("./tmp2_transfer_moved");
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std::cerr << "moving storage" << std::endl;
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}
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if (test_disk_full && st2.upload_mode)
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{
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test_disk_full = false;
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((test_storage*)tor2.get_storage_impl())->m_limit = 16 * 1024 * 1024;
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tor2.set_upload_mode(false);
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continue;
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}
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if (!test_disk_full && tor2.is_finished()) break;
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TEST_CHECK(st1.state == torrent_status::seeding
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|| st1.state == torrent_status::checking_files);
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TEST_CHECK(st2.state == torrent_status::downloading
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|| (test_disk_full && !st2.error.empty()));
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test_sleep(1000);
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}
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TEST_CHECK(!tor2.is_seed());
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TEST_CHECK(tor2.is_finished());
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if (tor2.is_finished())
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std::cerr << "torrent is finished (50% complete)" << std::endl;
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std::cerr << "force recheck" << std::endl;
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tor2.force_recheck();
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for (int i = 0; i < 10; ++i)
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{
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test_sleep(1000);
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print_alerts(ses2, "ses2");
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torrent_status st2 = tor2.status();
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std::cerr << "\033[0m" << int(st2.progress * 100) << "% " << std::endl;
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if (st2.state != torrent_status::checking_files) break;
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}
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std::vector<int> priorities2 = tor2.piece_priorities();
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TEST_CHECK(std::equal(priorities.begin(), priorities.end(), priorities2.begin()));
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for (int i = 0; i < 5; ++i)
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{
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print_alerts(ses2, "ses2");
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torrent_status st2 = tor2.status();
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std::cerr << "\033[0m" << int(st2.progress * 100) << "% " << std::endl;
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TEST_CHECK(st2.state == torrent_status::finished);
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test_sleep(1000);
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}
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tor2.pause();
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alert const* a = ses2.wait_for_alert(seconds(10));
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while (a)
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{
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std::auto_ptr<alert> holder = ses2.pop_alert();
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std::cerr << "ses2: " << a->message() << std::endl;
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if (dynamic_cast<torrent_paused_alert const*>(a)) break;
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a = ses2.wait_for_alert(seconds(10));
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}
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tor2.save_resume_data();
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std::vector<char> resume_data;
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a = ses2.wait_for_alert(seconds(10));
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while (a)
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{
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std::auto_ptr<alert> holder = ses2.pop_alert();
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std::cerr << "ses2: " << a->message() << std::endl;
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if (dynamic_cast<save_resume_data_alert const*>(a))
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{
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bencode(std::back_inserter(resume_data)
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, *dynamic_cast<save_resume_data_alert const*>(a)->resume_data);
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break;
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}
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a = ses2.wait_for_alert(seconds(10));
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}
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std::cerr << "saved resume data" << std::endl;
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ses2.remove_torrent(tor2);
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std::cerr << "removed" << std::endl;
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test_sleep(1000);
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std::cout << "re-adding" << std::endl;
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add_torrent_params p;
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p.ti = t;
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p.save_path = "./tmp2_transfer_moved";
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p.resume_data = &resume_data;
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tor2 = ses2.add_torrent(p);
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ses2.set_alert_mask(alert::all_categories & ~alert::progress_notification);
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tor2.prioritize_pieces(priorities);
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std::cout << "resetting priorities" << std::endl;
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tor2.resume();
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test_sleep(1000);
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for (int i = 0; i < 5; ++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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torrent_status st1 = tor1.status();
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torrent_status st2 = tor2.status();
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TEST_CHECK(st1.state == torrent_status::seeding);
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TEST_CHECK(st2.state == torrent_status::finished);
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test_sleep(1000);
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}
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TEST_CHECK(!tor2.is_seed());
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std::fill(priorities.begin(), priorities.end(), 1);
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tor2.prioritize_pieces(priorities);
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std::cout << "setting priorities to 1" << std::endl;
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for (int i = 0; i < 130; ++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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torrent_status st1 = tor1.status();
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torrent_status st2 = tor2.status();
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std::cerr
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<< "\033[32m" << int(st1.download_payload_rate / 1000.f) << "kB/s "
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<< "\033[33m" << int(st1.upload_payload_rate / 1000.f) << "kB/s "
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<< "\033[0m" << int(st1.progress * 100) << "% "
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<< st1.num_peers
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<< ": "
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<< "\033[32m" << int(st2.download_payload_rate / 1000.f) << "kB/s "
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<< "\033[31m" << int(st2.upload_payload_rate / 1000.f) << "kB/s "
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<< "\033[0m" << int(st2.progress * 100) << "% "
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<< st2.num_peers
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<< " cc: " << st2.connect_candidates
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<< std::endl;
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if (tor2.is_finished()) break;
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TEST_CHECK(st1.state == torrent_status::seeding);
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TEST_CHECK(st2.state == torrent_status::downloading);
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test_sleep(1000);
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}
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TEST_CHECK(tor2.is_seed());
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}
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int test_main()
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{
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using namespace libtorrent;
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using namespace boost::filesystem;
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#ifdef NDEBUG
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// test rate only makes sense in release mode
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test_rate();
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#endif
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test_transfer();
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// test with a (simulated) full disk
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test_transfer(true);
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// test allowed fast
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test_transfer(false, true);
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try { remove_all("./tmp1_transfer"); } catch (std::exception&) {}
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try { remove_all("./tmp2_transfer"); } catch (std::exception&) {}
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try { remove_all("./tmp1_transfer_moved"); } catch (std::exception&) {}
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try { remove_all("./tmp2_transfer_moved"); } catch (std::exception&) {}
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return 0;
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}
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