/* 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 "setup_transfer.hpp" #include "libtorrent/alert_types.hpp" #include "libtorrent/session.hpp" #include "libtorrent/hasher.hpp" #include "libtorrent/file_pool.hpp" #include "libtorrent/file.hpp" #include "libtorrent/storage.hpp" #include "libtorrent/bencode.hpp" #include "libtorrent/create_torrent.hpp" #include "libtorrent/thread.hpp" #include "libtorrent/alert_types.hpp" #include "libtorrent/file.hpp" #include #include "setup_transfer.hpp" #include using namespace libtorrent; int peer_disconnects = 0; bool on_alert(alert* a) { if (alert_cast(a)) ++peer_disconnects; else if (alert_cast(a)) ++peer_disconnects; return false; } const int num_pieces = 9; static sha1_hash file_hash(std::string const& name) { std::vector buf; error_code ec; load_file(name, buf, ec); if (buf.empty()) return sha1_hash(0); hasher h(&buf[0], buf.size()); return h.final(); } static char const* proxy_name[] = {"", "_socks4", "_socks5", "_socks5_pw", "_http", "_http_pw", "_i2p"}; // proxy: 0=none, 1=socks4, 2=socks5, 3=socks5_pw 4=http 5=http_pw static void test_transfer(session& ses, boost::intrusive_ptr torrent_file , int proxy, int port, char const* protocol, bool url_seed, bool chunked_encoding, bool test_ban) { using namespace libtorrent; std::string save_path = "tmp2_web_seed"; save_path += proxy_name[proxy]; error_code ec; remove_all(save_path, ec); static char const* test_name[] = {"no", "SOCKS4", "SOCKS5", "SOCKS5 password", "HTTP", "HTTP password"}; fprintf(stderr, "\n\n ==== TESTING === proxy: %s ==== protocol: %s ==== seed: %s === transfer-encoding: %s === corruption: %s\n\n\n" , test_name[proxy], protocol, url_seed ? "URL seed" : "HTTP seed", chunked_encoding ? "chunked": "none", test_ban ? "yes" : "no"); proxy_settings ps; if (proxy) { ps.port = start_proxy(proxy); ps.hostname = "127.0.0.1"; ps.username = "testuser"; ps.password = "testpass"; ps.type = (proxy_settings::proxy_type)proxy; ses.set_proxy(ps); } else { ps.port = 0; ps.hostname.clear(); ps.username.clear(); ps.password.clear(); ps.type = proxy_settings::none; ses.set_proxy(ps); } add_torrent_params p; p.flags &= ~add_torrent_params::flag_paused; p.flags &= ~add_torrent_params::flag_auto_managed; p.ti = torrent_file; p.save_path = save_path; #ifndef TORRENT_NO_DEPRECATE p.storage_mode = storage_mode_compact; #endif torrent_handle th = ses.add_torrent(p, ec); std::vector empty; th.replace_trackers(empty); const size_type total_size = torrent_file->total_size(); float rate_sum = 0.f; float ses_rate_sum = 0.f; cache_status cs; file_storage const& fs = torrent_file->files(); int pad_file_size = 0; for (int i = 0; i < fs.num_files(); ++i) { file_entry f = fs.at(i); if (f.pad_file) pad_file_size += f.size; } peer_disconnects = 0; for (int i = 0; i < 40; ++i) { torrent_status s = th.status(); session_status ss = ses.status(); rate_sum += s.download_payload_rate; ses_rate_sum += ss.payload_download_rate; cs = ses.get_cache_status(); if (cs.blocks_read < 1) cs.blocks_read = 1; if (cs.blocks_written < 1) cs.blocks_written = 1; print_ses_rate(i / 10.f, &s, NULL); print_alerts(ses, " >> ses", test_ban, false, false, &on_alert); if (test_ban && th.url_seeds().empty() && th.http_seeds().empty()) { // when we don't have any web seeds left, we know we successfully banned it break; } // if the web seed connection is disconnected, we're going to fail // the test. make sure to do so quickly if (peer_disconnects >= 1) break; if (s.is_seeding /* && ss.download_rate == 0.f*/) { TEST_EQUAL(s.total_payload_download - s.total_redundant_bytes, total_size - pad_file_size); break; } test_sleep(100); } // for test_ban tests, make sure we removed // the url seed (i.e. banned it) TEST_CHECK(!test_ban || (th.url_seeds().empty() && th.http_seeds().empty())); if (!test_ban) { torrent_status st = th.status(); TEST_EQUAL(st.is_seeding, true); if (st.is_seeding) { for (int i = 0; i < 50; ++i) { cs = ses.get_cache_status(); if (cs.read_cache_size == 0 && cs.total_used_buffers == 0) break; fprintf(stderr, "cache_size: %d/%d\n", int(cs.read_cache_size), int(cs.total_used_buffers)); test_sleep(100); } TEST_EQUAL(cs.read_cache_size, 0); TEST_EQUAL(cs.total_used_buffers, 0); } } std::cerr << "total_size: " << total_size << " rate_sum: " << rate_sum << " session_rate_sum: " << ses_rate_sum << " session total download: " << ses.status().total_payload_download << " torrent total download: " << th.status().total_payload_download << " redundant: " << th.status().total_redundant_bytes << std::endl; // the rates for each second should sum up to the total, with a 10% error margin // TEST_CHECK(fabs(rate_sum - total_size) < total_size * .1f); // TEST_CHECK(fabs(ses_rate_sum - total_size) < total_size * .1f); // if test_ban is true, we're not supposed to have completed the download // otherwise, we are supposed to have TEST_CHECK(th.status().is_seeding == !test_ban); if (proxy) stop_proxy(ps.port); ses.remove_torrent(th); // call this to synchronize with the network thread ses.status(); print_alerts(ses, " >> ses", true, true, false, &on_alert, true); TEST_CHECK(exists(combine_path(save_path, torrent_file->files().file_path(0))) || test_ban); remove_all(save_path, ec); } // proxy: 0=none, 1=socks4, 2=socks5, 3=socks5_pw 4=http 5=http_pw // protocol: "http" or "https" // test_url_seed determines whether to use url-seed or http-seed int EXPORT run_http_suite(int proxy, char const* protocol, bool test_url_seed, bool chunked_encoding, bool test_ban) { using namespace libtorrent; std::string save_path = "web_seed"; save_path += proxy_name[proxy]; error_code ec; create_directories(combine_path(save_path, "torrent_dir"), ec); if (ec) { fprintf(stderr, "FAILED TO CREATE DIRECTORY: (%d) %s\n" , ec.value(), ec.message().c_str()); TEST_CHECK(!ec); return 1; } file_storage fs; std::srand(10); int piece_size = 0x4000; static const int file_sizes[] = { 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 ,1,1,1,1,1,1,13,65000,34,75,2,30,400,500,23000,900,43000,400,4300,6, 4}; if (test_url_seed) { create_random_files(combine_path(save_path, "torrent_dir"), file_sizes, sizeof(file_sizes)/sizeof(file_sizes[0])); add_files(fs, combine_path(save_path, "torrent_dir")); } else { piece_size = 64 * 1024; char* random_data = (char*)malloc(64 * 1024 * num_pieces); std::generate(random_data, random_data + 64 * 1024 * num_pieces, random_byte); std::string seed_filename = combine_path(save_path, "seed"); save_file(seed_filename.c_str(), random_data, 64 * 1024 * num_pieces); fs.add_file("seed", 64 * 1024 * num_pieces); free(random_data); } int port = start_web_server(strcmp(protocol, "https") == 0, chunked_encoding); // generate a torrent with pad files to make sure they // are not requested web seeds libtorrent::create_torrent t(fs, piece_size, 0x4000, libtorrent::create_torrent::optimize | libtorrent::create_torrent::calculate_file_hashes); char tmp[512]; if (test_url_seed) { snprintf(tmp, sizeof(tmp), ("%s://127.0.0.1:%d/" + save_path).c_str(), protocol, port); t.add_url_seed(tmp); } else { snprintf(tmp, sizeof(tmp), "%s://127.0.0.1:%d/%s/seed", protocol, port, save_path.c_str()); t.add_http_seed(tmp); } fprintf(stderr, "testing: %s\n", tmp); for (int i = 0; i < fs.num_files(); ++i) { file_entry f = fs.at(i); fprintf(stderr, " %04x: %d %s\n", int(f.offset), f.pad_file, f.path.c_str()); } // calculate the hash for all pieces set_piece_hashes(t, save_path, ec); if (ec) { fprintf(stderr, "error creating hashes for test torrent: %s\n" , ec.message().c_str()); TEST_CHECK(false); return 0; } if (test_ban) { // corrupt the files now, so that the web seed will be banned if (test_url_seed) { create_random_files(combine_path(save_path, "torrent_dir"), file_sizes, sizeof(file_sizes)/sizeof(file_sizes[0])); } else { piece_size = 64 * 1024; char* random_data = (char*)malloc(64 * 1024 * num_pieces); std::generate(random_data, random_data + 64 * 1024 * num_pieces, random_byte); save_file(combine_path(save_path, "seed").c_str(), random_data, 64 * 1024 * num_pieces); free(random_data); } } std::vector buf; bencode(std::back_inserter(buf), t.generate()); boost::intrusive_ptr torrent_file(new torrent_info(&buf[0], buf.size(), ec)); // no point in testing the hashes since we know the data is corrupt if (!test_ban) { // verify that the file hashes are correct for (int i = 0; i < torrent_file->num_files(); ++i) { sha1_hash h1 = torrent_file->file_at(i).filehash; sha1_hash h2 = file_hash(combine_path(save_path , torrent_file->file_at(i).path)); // fprintf(stderr, "%s: %s == %s\n" // , torrent_file->file_at(i).path.c_str() // , to_hex(h1.to_string()).c_str(), to_hex(h2.to_string()).c_str()); TEST_EQUAL(h1, h2); } } { session ses(fingerprint(" ", 0,0,0,0), 0); session_settings settings; settings.max_queued_disk_bytes = 256 * 1024; ses.set_settings(settings); ses.set_alert_mask(~(alert::progress_notification | alert::stats_notification)); error_code ec; ses.listen_on(std::make_pair(51000, 52000), ec); if (ec) fprintf(stderr, "listen_on failed: %s\n", ec.message().c_str()); test_transfer(ses, torrent_file, proxy, port, protocol, test_url_seed, chunked_encoding, test_ban); if (test_url_seed) { torrent_file->rename_file(0, combine_path(save_path, combine_path("torrent_dir", "renamed_test1"))); test_transfer(ses, torrent_file, 0, port, protocol, test_url_seed, chunked_encoding, test_ban); } } stop_web_server(); remove_all(save_path, ec); return 0; }