388 lines
12 KiB
C++
388 lines
12 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/hasher.hpp"
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#include "libtorrent/file_pool.hpp"
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#include "libtorrent/storage.hpp"
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#include "libtorrent/bencode.hpp"
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#include "libtorrent/create_torrent.hpp"
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#include "libtorrent/thread.hpp"
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#include <boost/tuple/tuple.hpp>
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#include <fstream>
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#include <iostream>
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#include "test.hpp"
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#include "setup_transfer.hpp"
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using namespace libtorrent;
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// proxy: 0=none, 1=socks4, 2=socks5, 3=socks5_pw 4=http 5=http_pw
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void test_transfer(boost::intrusive_ptr<torrent_info> torrent_file
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, int proxy, int port, char const* protocol, bool url_seed, bool chunked_encoding, bool test_ban)
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{
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using namespace libtorrent;
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session ses(fingerprint(" ", 0,0,0,0), 0);
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session_settings settings;
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settings.max_queued_disk_bytes = 256 * 1024;
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ses.set_settings(settings);
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ses.set_alert_mask(~(alert::progress_notification | alert::stats_notification));
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error_code ec;
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ses.listen_on(std::make_pair(51000, 52000), ec);
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if (ec) fprintf(stderr, "listen_on failed: %s\n", ec.message().c_str());
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remove_all("tmp2_web_seed", ec);
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char const* test_name[] = {"no", "SOCKS4", "SOCKS5", "SOCKS5 password", "HTTP", "HTTP password"};
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fprintf(stderr, "\n\n ==== TESTING === proxy: %s ==== protocol: %s ==== seed: %s === transfer-encoding: %s === corruption: %s\n\n\n"
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, test_name[proxy], protocol, url_seed ? "URL seed" : "HTTP seed", chunked_encoding ? "chunked": "none", test_ban ? "yes" : "no");
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if (proxy)
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{
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start_proxy(8002, proxy);
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proxy_settings ps;
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ps.hostname = "127.0.0.1";
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ps.port = 8002;
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ps.username = "testuser";
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ps.password = "testpass";
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ps.type = (proxy_settings::proxy_type)proxy;
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ses.set_proxy(ps);
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}
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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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p.ti = torrent_file;
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p.save_path = "tmp2_web_seed";
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p.storage_mode = storage_mode_compact;
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torrent_handle th = ses.add_torrent(p, ec);
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std::vector<announce_entry> empty;
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th.replace_trackers(empty);
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const size_type total_size = torrent_file->total_size();
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float rate_sum = 0.f;
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float ses_rate_sum = 0.f;
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cache_status cs;
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file_storage const& fs = torrent_file->files();
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int pad_file_size = 0;
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for (int i = 0; i < fs.num_files(); ++i)
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{
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file_entry f = fs.at(i);
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if (f.pad_file) pad_file_size += f.size;
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}
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for (int i = 0; i < 30; ++i)
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{
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torrent_status s = th.status();
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session_status ss = ses.status();
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rate_sum += s.download_payload_rate;
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ses_rate_sum += ss.payload_download_rate;
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cs = ses.get_cache_status();
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if (cs.blocks_read < 1) cs.blocks_read = 1;
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if (cs.blocks_written < 1) cs.blocks_written = 1;
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/*
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std::cerr << (s.progress * 100.f) << " %"
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<< " torrent rate: " << (s.download_rate / 1000.f) << " kB/s"
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<< " session rate: " << (ss.download_rate / 1000.f) << " kB/s"
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<< " session total: " << ss.total_payload_download
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<< " torrent total: " << s.total_payload_download
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<< " rate sum:" << ses_rate_sum
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<< " cache: " << cs.cache_size
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<< " rcache: " << cs.read_cache_size
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<< " buffers: " << cs.total_used_buffers
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<< std::endl;
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*/
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print_alerts(ses, " >> ses", test_ban, false, false, 0, true);
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if (test_ban && th.url_seeds().empty())
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{
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// when we don't have any web seeds left, we know we successfully banned it
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break;
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}
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if (s.is_seeding /* && ss.download_rate == 0.f*/)
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{
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TEST_EQUAL(s.total_payload_download - s.total_redundant_bytes, total_size - pad_file_size);
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// we need to sleep here a bit to let the session sync with the torrent stats
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test_sleep(1000);
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TEST_EQUAL(ses.status().total_payload_download - ses.status().total_redundant_bytes
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, total_size - pad_file_size);
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break;
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}
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test_sleep(500);
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}
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// for test_ban tests, make sure we removed
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// the url seed (i.e. banned it)
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TEST_CHECK(!test_ban || th.url_seeds().empty());
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TEST_EQUAL(cs.cache_size, 0);
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TEST_EQUAL(cs.total_used_buffers, 0);
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std::cerr << "total_size: " << total_size
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<< " rate_sum: " << rate_sum
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<< " session_rate_sum: " << ses_rate_sum
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<< " session total download: " << ses.status().total_payload_download
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<< " torrent total download: " << th.status().total_payload_download
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<< " redundant: " << th.status().total_redundant_bytes
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<< std::endl;
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// the rates for each second should sum up to the total, with a 10% error margin
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// TEST_CHECK(fabs(rate_sum - total_size) < total_size * .1f);
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// TEST_CHECK(fabs(ses_rate_sum - total_size) < total_size * .1f);
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// if test_ban is true, we're not supposed to have completed the download
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// otherwise, we are supposed to have
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TEST_CHECK(th.status().is_seeding == !test_ban);
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if (proxy) stop_proxy(8002);
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TEST_CHECK(exists(combine_path("tmp2_web_seed", torrent_file->files().file_path(
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torrent_file->file_at(0)))) || test_ban);
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remove_all("tmp2_web_seed", ec);
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}
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void save_file(char const* filename, char const* data, int size)
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{
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error_code ec;
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file out(filename, file::write_only, ec);
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TEST_CHECK(!ec);
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if (ec)
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{
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fprintf(stderr, "ERROR opening file '%s': %s\n", filename, ec.message().c_str());
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return;
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}
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file::iovec_t b = { (void*)data, size };
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out.writev(0, &b, 1, ec);
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TEST_CHECK(!ec);
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if (ec)
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{
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fprintf(stderr, "ERROR writing file '%s': %s\n", filename, ec.message().c_str());
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return;
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}
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}
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sha1_hash file_hash(std::string const& name)
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{
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std::vector<char> buf;
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error_code ec;
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load_file(name, buf, ec);
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if (buf.empty()) return sha1_hash(0);
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hasher h(&buf[0], buf.size());
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return h.final();
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}
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// test_url_seed determines whether to use url-seed or http-seed
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int run_suite(char const* protocol, bool test_url_seed, bool chunked_encoding, bool test_ban)
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{
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using namespace libtorrent;
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error_code ec;
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create_directories("tmp1_web_seed/test_torrent_dir", ec);
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file_storage fs;
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std::srand(10);
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int piece_size = 0x4000;
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static const int file_sizes[] =
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{ 5, 16 - 5, 16000, 17, 10, 8000, 8000, 1,1,1,1,1,100,1,1,1,1,100,1,1,1,1,1,1
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,1,1,1,1,1,1,13,65000,34,75,2,30,400,500,23000,900,43000,400,4300,6, 4};
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if (test_url_seed)
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{
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char* random_data = (char*)malloc(300000);
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for (int i = 0; i != sizeof(file_sizes)/sizeof(file_sizes[0]); ++i)
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{
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std::generate(random_data, random_data + 300000, &std::rand);
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char filename[200];
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snprintf(filename, sizeof(filename), "tmp1_web_seed/test_torrent_dir/test%d", i);
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int to_write = file_sizes[i];
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file f(filename, file::write_only, ec);
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size_type offset = 0;
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while (to_write > 0)
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{
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int s = (std::min)(to_write, 300000);
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file::iovec_t b = { random_data, s};
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f.writev(offset, &b, 1, ec);
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offset += s;
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to_write -= s;
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}
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}
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add_files(fs, "tmp1_web_seed/test_torrent_dir");
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free(random_data);
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}
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else
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{
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piece_size = 64 * 1024;
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char* random_data = (char*)malloc(64 * 1024 * 25);
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std::generate(random_data, random_data + 64 * 1024 * 25, &std::rand);
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save_file("tmp1_web_seed/seed", random_data, 64 * 1024 * 25);
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fs.add_file("seed", 64 * 1024 * 25);
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free(random_data);
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}
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int port = start_web_server(strcmp(protocol, "https") == 0, chunked_encoding);
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// generate a torrent with pad files to make sure they
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// are not requested web seeds
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libtorrent::create_torrent t(fs, piece_size, 0x4000, libtorrent::create_torrent::optimize
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| libtorrent::create_torrent::calculate_file_hashes);
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char tmp[512];
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if (test_url_seed)
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{
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snprintf(tmp, sizeof(tmp), "%s://127.0.0.1:%d/tmp1_web_seed", protocol, port);
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t.add_url_seed(tmp);
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}
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else
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{
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snprintf(tmp, sizeof(tmp), "%s://127.0.0.1:%d/seed", protocol, port);
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t.add_http_seed(tmp);
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}
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fprintf(stderr, "testing: %s\n", tmp);
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for (int i = 0; i < fs.num_files(); ++i)
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{
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file_entry f = fs.at(i);
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fprintf(stderr, " %04x: %d %s\n", int(f.offset), f.pad_file, f.path.c_str());
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}
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// for (int i = 0; i < 1000; ++i) sleep(1000);
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// calculate the hash for all pieces
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set_piece_hashes(t, "tmp1_web_seed", ec);
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if (ec)
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{
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fprintf(stderr, "error creating hashes for test torrent: %s\n"
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, ec.message().c_str());
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TEST_CHECK(false);
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return 0;
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}
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if (test_ban)
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{
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// corrupt the files now, so that the web seed will be banned
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if (test_url_seed)
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{
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char* random_data = (char*)malloc(300000);
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for (int i = 0; i != sizeof(file_sizes)/sizeof(file_sizes[0]); ++i)
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{
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std::generate(random_data, random_data + 300000, &std::rand);
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char filename[200];
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snprintf(filename, sizeof(filename), "tmp1_web_seed/test_torrent_dir/test%d", i);
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int to_write = file_sizes[i];
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file f(filename, file::write_only, ec);
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size_type offset = 0;
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while (to_write > 0)
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{
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int s = (std::min)(to_write, 300000);
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file::iovec_t b = { random_data, s};
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f.writev(offset, &b, 1, ec);
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offset += s;
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to_write -= s;
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}
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}
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free(random_data);
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}
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else
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{
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piece_size = 64 * 1024;
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char* random_data = (char*)malloc(64 * 1024 * 25);
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std::generate(random_data, random_data + 64 * 1024 * 25, &std::rand);
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save_file("tmp1_web_seed/seed", random_data, 64 * 1024 * 25);
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free(random_data);
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}
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}
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std::vector<char> buf;
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bencode(std::back_inserter(buf), t.generate());
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boost::intrusive_ptr<torrent_info> torrent_file(new torrent_info(&buf[0], buf.size(), ec));
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// no point in testing the hashes since we know the data is corrupt
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if (!test_ban)
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{
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// verify that the file hashes are correct
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for (int i = 0; i < torrent_file->num_files(); ++i)
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{
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sha1_hash h1 = torrent_file->file_at(i).filehash;
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sha1_hash h2 = file_hash(combine_path("tmp1_web_seed"
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, torrent_file->file_at(i).path));
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// fprintf(stderr, "%s: %s == %s\n"
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// , torrent_file->file_at(i).path.c_str()
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// , to_hex(h1.to_string()).c_str(), to_hex(h2.to_string()).c_str());
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TEST_EQUAL(h1, h2);
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}
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}
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for (int i = 0; i < 6; ++i)
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test_transfer(torrent_file, i, port, protocol, test_url_seed, chunked_encoding, test_ban);
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if (test_url_seed)
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{
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torrent_file->rename_file(0, "tmp2_web_seed/test_torrent_dir/renamed_test1");
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test_transfer(torrent_file, 0, port, protocol, test_url_seed, chunked_encoding, test_ban);
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}
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stop_web_server();
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remove_all("tmp1_web_seed", ec);
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return 0;
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}
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int test_main()
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{
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int ret = 0;
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for (int url_seed = 0; url_seed < 2; ++url_seed)
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{
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for (int chunked = 0; chunked < 2; ++chunked)
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{
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for (int ban = 0; ban < 2; ++ban)
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{
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#ifdef TORRENT_USE_OPENSSL
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run_suite("https", url_seed, chunked, ban);
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#endif
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run_suite("http", url_seed, chunked, ban);
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}
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}
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}
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return ret;
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}
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