forked from premiere/premiere-libtorrent
289 lines
8.8 KiB
C++
289 lines
8.8 KiB
C++
/*
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Copyright (c) 2013, 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 "test.hpp"
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#include "setup_transfer.hpp"
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#include "libtorrent/create_torrent.hpp"
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#include <sys/stat.h> // for chmod
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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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const int num_files = sizeof(file_sizes)/sizeof(file_sizes[0]);
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enum
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{
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// make sure we don't accidentally require files to be writable just to
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// check their hashes
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read_only_files = 1,
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// make sure we detect corrupt files and mark the appropriate pieces
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// as not had
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corrupt_files = 2,
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incomplete_files = 4,
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};
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void test_checking(int flags = read_only_files)
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{
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using namespace libtorrent;
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namespace lt = libtorrent;
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fprintf(stderr, "\n==== TEST CHECKING %s%s%s=====\n\n"
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, (flags & read_only_files) ? "read-only-files ":""
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, (flags & corrupt_files) ? "corrupt ":""
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, (flags & incomplete_files) ? "incomplete ":"");
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// make the files writable again
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for (int i = 0; i < num_files; ++i)
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{
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char name[1024];
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snprintf(name, sizeof(name), "test%d", i);
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char dirname[200];
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snprintf(dirname, sizeof(dirname), "test_dir%d", i / 5);
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std::string path = combine_path(combine_path("tmp1_checking", "test_torrent_dir"), dirname);
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path = combine_path(path, name);
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#ifdef TORRENT_WINDOWS
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SetFileAttributesA(path.c_str(), FILE_ATTRIBUTE_NORMAL);
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#else
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chmod(path.c_str(), S_IRUSR | S_IWUSR);
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#endif
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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_checking", ec);
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if (ec) fprintf(stderr, "ERROR: removing tmp1_checking: (%d) %s\n"
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, ec.value(), ec.message().c_str());
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create_directory("tmp1_checking", ec);
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if (ec) fprintf(stderr, "ERROR: creating directory tmp1_checking: (%d) %s\n"
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, ec.value(), ec.message().c_str());
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create_directory(combine_path("tmp1_checking", "test_torrent_dir"), ec);
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if (ec) fprintf(stderr, "ERROR: creating directory test_torrent_dir: (%d) %s\n"
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, ec.value(), ec.message().c_str());
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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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create_random_files(combine_path("tmp1_checking", "test_torrent_dir")
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, file_sizes, num_files);
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add_files(fs, combine_path("tmp1_checking", "test_torrent_dir"));
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libtorrent::create_torrent t(fs, piece_size, 0x4000, libtorrent::create_torrent::optimize);
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// calculate the hash for all pieces
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set_piece_hashes(t, "tmp1_checking", ec);
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if (ec) fprintf(stderr, "ERROR: set_piece_hashes: (%d) %s\n"
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, ec.value(), ec.message().c_str());
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std::vector<char> buf;
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bencode(std::back_inserter(buf), t.generate());
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boost::shared_ptr<torrent_info> ti(new torrent_info(&buf[0], buf.size(), ec));
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fprintf(stderr, "generated torrent: %s tmp1_checking/test_torrent_dir\n"
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, to_hex(ti->info_hash().to_string()).c_str());
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// truncate every file in half
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if (flags & incomplete_files)
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{
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for (int i = 0; i < num_files; ++i)
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{
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char name[1024];
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snprintf(name, sizeof(name), "test%d", i);
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char dirname[200];
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snprintf(dirname, sizeof(dirname), "test_dir%d", i / 5);
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std::string path = combine_path(combine_path("tmp1_checking", "test_torrent_dir"), dirname);
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path = combine_path(path, name);
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error_code ec;
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file f(path, file::read_write, ec);
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if (ec) fprintf(stderr, "ERROR: opening file \"%s\": (%d) %s\n"
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, path.c_str(), ec.value(), ec.message().c_str());
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f.set_size(file_sizes[i] / 2, ec);
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if (ec) fprintf(stderr, "ERROR: truncating file \"%s\": (%d) %s\n"
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, path.c_str(), ec.value(), ec.message().c_str());
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}
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}
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// overwrite the files with new random data
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if (flags & corrupt_files)
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{
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fprintf(stderr, "corrupt file test. overwriting files\n");
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// increase the size of some files. When they're read only that forces
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// the checker to open them in write-mode to truncate them
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static const int file_sizes2[] =
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{ 5, 16 - 5, 16001, 30, 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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create_random_files(combine_path("tmp1_checking", "test_torrent_dir"), file_sizes2, num_files);
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}
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// make the files read only
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if (flags & read_only_files)
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{
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fprintf(stderr, "making files read-only\n");
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for (int i = 0; i < num_files; ++i)
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{
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char name[1024];
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snprintf(name, sizeof(name), "test%d", i);
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char dirname[200];
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snprintf(dirname, sizeof(dirname), "test_dir%d", i / 5);
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std::string path = combine_path(combine_path("tmp1_checking", "test_torrent_dir"), dirname);
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path = combine_path(path, name);
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fprintf(stderr, " %s\n", path.c_str());
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#ifdef TORRENT_WINDOWS
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SetFileAttributesA(path.c_str(), FILE_ATTRIBUTE_READONLY);
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#else
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chmod(path.c_str(), S_IRUSR);
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#endif
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}
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}
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settings_pack pack;
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pack.set_int(settings_pack::alert_mask, alert::all_categories);
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pack.set_str(settings_pack::listen_interfaces, "0.0.0.0:48000");
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pack.set_int(settings_pack::max_retry_port_bind, 1000);
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lt::session ses1(pack);
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add_torrent_params p;
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p.save_path = "tmp1_checking";
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p.ti = ti;
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torrent_handle tor1 = ses1.add_torrent(p, ec);
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TEST_CHECK(!ec);
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torrent_status st;
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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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st = tor1.status();
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printf("%d %f %s\n", st.state, st.progress_ppm / 10000.f, st.error.c_str());
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if (
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#ifndef TORRENT_NO_DEPRECATE
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st.state != torrent_status::queued_for_checking &&
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#endif
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st.state != torrent_status::checking_files
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&& st.state != torrent_status::checking_resume_data)
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break;
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if (!st.error.empty()) break;
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test_sleep(1000);
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}
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if (flags & incomplete_files)
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{
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TEST_CHECK(!st.is_seeding);
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test_sleep(500);
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st = tor1.status();
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TEST_CHECK(!st.is_seeding);
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}
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if (flags & corrupt_files)
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{
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TEST_CHECK(!st.is_seeding);
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if (flags & read_only_files)
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{
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// we expect our checking of the files to trigger
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// attempts to truncate them, since the files are
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// read-only here, we expect the checking to fail.
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TEST_CHECK(!st.error.empty());
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if (!st.error.empty())
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fprintf(stderr, "error: %s\n", st.error.c_str());
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// wait a while to make sure libtorrent survived the error
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test_sleep(1000);
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st = tor1.status();
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TEST_CHECK(!st.is_seeding);
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TEST_CHECK(!st.error.empty());
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if (!st.error.empty())
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fprintf(stderr, "error: %s\n", st.error.c_str());
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}
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else
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{
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TEST_CHECK(st.error.empty());
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if (!st.error.empty())
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fprintf(stderr, "error: %s\n", st.error.c_str());
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}
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}
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if ((flags & (incomplete_files | corrupt_files)) == 0)
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{
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TEST_CHECK(st.is_seeding);
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if (!st.error.empty())
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fprintf(stderr, "ERROR: %s\n", st.error.c_str());
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TEST_CHECK(st.error.empty());
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}
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// make the files writable again
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if (flags & read_only_files)
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{
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for (int i = 0; i < num_files; ++i)
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{
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char name[1024];
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snprintf(name, sizeof(name), "test%d", i);
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char dirname[200];
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snprintf(dirname, sizeof(dirname), "test_dir%d", i / 5);
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std::string path = combine_path(combine_path("tmp1_checking", "test_torrent_dir"), dirname);
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path = combine_path(path, name);
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#ifdef TORRENT_WINDOWS
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SetFileAttributesA(path.c_str(), FILE_ATTRIBUTE_NORMAL);
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#else
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chmod(path.c_str(), S_IRUSR | S_IWUSR);
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#endif
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}
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}
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remove_all("tmp1_checking", ec);
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if (ec) fprintf(stderr, "ERROR: removing tmp1_checking: (%d) %s\n"
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, ec.value(), ec.message().c_str());
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}
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TORRENT_TEST(checking)
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{
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test_checking();
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test_checking(read_only_files | corrupt_files);
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test_checking(read_only_files);
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test_checking(incomplete_files);
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test_checking(corrupt_files);
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return 0;
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}
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