premiere-libtorrent/test/test_transfer.cpp

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/*
Copyright (c) 2008, 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 "libtorrent/session.hpp"
#include "libtorrent/session_settings.hpp"
#include "libtorrent/hasher.hpp"
#include "libtorrent/alert_types.hpp"
#include "libtorrent/bencode.hpp"
#include <boost/thread.hpp>
#include <boost/tuple/tuple.hpp>
#include <boost/filesystem/operations.hpp>
#include "test.hpp"
#include "setup_transfer.hpp"
using boost::filesystem::remove_all;
using boost::filesystem::exists;
using boost::filesystem::create_directory;
using namespace libtorrent;
using boost::tuples::ignore;
// test the maximum transfer rate
void test_rate()
{
session ses1(fingerprint("LT", 0, 1, 0, 0), std::make_pair(48575, 49000));
session ses2(fingerprint("LT", 0, 1, 0, 0), std::make_pair(49575, 50000));
torrent_handle tor1;
torrent_handle tor2;
create_directory("./tmp1_transfer");
std::ofstream file("./tmp1_transfer/temporary");
boost::intrusive_ptr<torrent_info> t = ::create_torrent(&file, 4 * 1024 * 1024, 50);
file.close();
boost::tie(tor1, tor2, ignore) = setup_transfer(&ses1, &ses2, 0
, true, false, true, "_transfer", 0, &t);
ses1.set_alert_mask(alert::all_categories & ~(alert::progress_notification | alert::performance_warning));
ses2.set_alert_mask(alert::all_categories & ~(alert::progress_notification | alert::performance_warning));
ptime start = time_now();
for (int i = 0; i < 70; ++i)
{
print_alerts(ses1, "ses1");
print_alerts(ses2, "ses2");
torrent_status st1 = tor1.status();
torrent_status st2 = tor2.status();
std::cerr
<< "up: \033[33m" << st1.upload_payload_rate / 1000000.f << "MB/s "
<< " down: \033[32m" << st2.download_payload_rate / 1000000.f << "MB/s "
<< "\033[0m" << int(st2.progress * 100) << "% "
<< std::endl;
if (st1.paused) break;
if (tor2.is_seed()) break;
test_sleep(1000);
}
TEST_CHECK(tor2.is_seed());
time_duration dt = time_now() - start;
std::cerr << "downloaded " << t->total_size() << " bytes "
"in " << (total_milliseconds(dt) / 1000.f) << " seconds" << std::endl;
std::cerr << "average download rate: " << (t->total_size() / total_milliseconds(dt))
<< " kB/s" << std::endl;
}
void test_transfer()
{
session ses1(fingerprint("LT", 0, 1, 0, 0), std::make_pair(48075, 49000));
session ses2(fingerprint("LT", 0, 1, 0, 0), std::make_pair(49075, 50000));
#ifndef TORRENT_DISABLE_ENCRYPTION
pe_settings pes;
pes.out_enc_policy = pe_settings::forced;
pes.in_enc_policy = pe_settings::forced;
ses1.set_pe_settings(pes);
ses2.set_pe_settings(pes);
#endif
torrent_handle tor1;
torrent_handle tor2;
create_directory("./tmp1_transfer");
std::ofstream file("./tmp1_transfer/temporary");
boost::intrusive_ptr<torrent_info> t = ::create_torrent(&file, 16 * 1024);
file.close();
// test using piece sizes smaller than 16kB
boost::tie(tor1, tor2, ignore) = setup_transfer(&ses1, &ses2, 0
, true, false, true, "_transfer", 8 * 1024, &t);
// set half of the pieces to priority 0
int num_pieces = tor2.get_torrent_info().num_pieces();
std::vector<int> priorities(num_pieces, 1);
std::fill(priorities.begin(), priorities.begin() + num_pieces / 2, 0);
tor2.prioritize_pieces(priorities);
ses1.set_alert_mask(alert::all_categories & ~alert::progress_notification);
ses2.set_alert_mask(alert::all_categories & ~alert::progress_notification);
for (int i = 0; i < 30; ++i)
{
print_alerts(ses1, "ses1");
print_alerts(ses2, "ses2");
torrent_status st1 = tor1.status();
torrent_status st2 = tor2.status();
std::cerr
<< "\033[32m" << int(st1.download_payload_rate / 1000.f) << "kB/s "
<< "\033[33m" << int(st1.upload_payload_rate / 1000.f) << "kB/s "
<< "\033[0m" << int(st1.progress * 100) << "% "
<< st1.num_peers
<< ": "
<< "\033[32m" << int(st2.download_payload_rate / 1000.f) << "kB/s "
<< "\033[31m" << int(st2.upload_payload_rate / 1000.f) << "kB/s "
<< "\033[0m" << int(st2.progress * 100) << "% "
<< st2.num_peers
<< std::endl;
if (tor2.is_finished()) break;
TEST_CHECK(st1.state == torrent_status::seeding
|| st1.state == torrent_status::checking_files);
TEST_CHECK(st2.state == torrent_status::downloading);
test_sleep(1000);
}
TEST_CHECK(!tor2.is_seed());
std::cerr << "torrent is finished (50% complete)" << std::endl;
tor2.force_recheck();
for (int i = 0; i < 10; ++i)
{
test_sleep(1000);
print_alerts(ses2, "ses2");
torrent_status st2 = tor2.status();
std::cerr << "\033[0m" << int(st2.progress * 100) << "% " << std::endl;
if (st2.state != torrent_status::checking_files) break;
}
std::vector<int> priorities2 = tor2.piece_priorities();
TEST_CHECK(std::equal(priorities.begin(), priorities.end(), priorities2.begin()));
for (int i = 0; i < 5; ++i)
{
print_alerts(ses2, "ses2");
torrent_status st2 = tor2.status();
std::cerr << "\033[0m" << int(st2.progress * 100) << "% " << std::endl;
TEST_CHECK(st2.state == torrent_status::finished);
test_sleep(1000);
}
tor2.pause();
alert const* a = ses2.wait_for_alert(seconds(10));
while (a)
{
std::auto_ptr<alert> holder = ses2.pop_alert();
std::cerr << "ses2: " << a->message() << std::endl;
if (dynamic_cast<torrent_paused_alert const*>(a)) break;
a = ses2.wait_for_alert(seconds(10));
}
tor2.save_resume_data();
std::vector<char> resume_data;
a = ses2.wait_for_alert(seconds(10));
while (a)
{
std::auto_ptr<alert> holder = ses2.pop_alert();
std::cerr << "ses2: " << a->message() << std::endl;
if (dynamic_cast<save_resume_data_alert const*>(a))
{
bencode(std::back_inserter(resume_data)
, *dynamic_cast<save_resume_data_alert const*>(a)->resume_data);
break;
}
a = ses2.wait_for_alert(seconds(10));
}
std::cerr << "saved resume data" << std::endl;
ses2.remove_torrent(tor2);
std::cerr << "removed" << std::endl;
test_sleep(1000);
std::cout << "re-adding" << std::endl;
add_torrent_params p;
p.ti = t;
p.save_path = "./tmp2_transfer";
p.resume_data = &resume_data;
tor2 = ses2.add_torrent(p);
ses2.set_alert_mask(alert::all_categories & ~alert::progress_notification);
tor2.prioritize_pieces(priorities);
std::cout << "resetting priorities" << std::endl;
tor2.resume();
test_sleep(1000);
for (int i = 0; i < 5; ++i)
{
print_alerts(ses1, "ses1");
print_alerts(ses2, "ses2");
torrent_status st1 = tor1.status();
torrent_status st2 = tor2.status();
TEST_CHECK(st1.state == torrent_status::seeding);
TEST_CHECK(st2.state == torrent_status::finished);
test_sleep(1000);
}
TEST_CHECK(!tor2.is_seed());
std::fill(priorities.begin(), priorities.end(), 1);
tor2.prioritize_pieces(priorities);
std::cout << "setting priorities to 1" << std::endl;
for (int i = 0; i < 130; ++i)
{
print_alerts(ses1, "ses1");
print_alerts(ses2, "ses2");
torrent_status st1 = tor1.status();
torrent_status st2 = tor2.status();
std::cerr
<< "\033[32m" << int(st1.download_payload_rate / 1000.f) << "kB/s "
<< "\033[33m" << int(st1.upload_payload_rate / 1000.f) << "kB/s "
<< "\033[0m" << int(st1.progress * 100) << "% "
<< st1.num_peers
<< ": "
<< "\033[32m" << int(st2.download_payload_rate / 1000.f) << "kB/s "
<< "\033[31m" << int(st2.upload_payload_rate / 1000.f) << "kB/s "
<< "\033[0m" << int(st2.progress * 100) << "% "
<< st2.num_peers
<< std::endl;
if (tor2.is_finished()) break;
TEST_CHECK(st1.state == torrent_status::seeding);
TEST_CHECK(st2.state == torrent_status::downloading);
test_sleep(1000);
}
TEST_CHECK(tor2.is_seed());
}
int test_main()
{
using namespace libtorrent;
using namespace boost::filesystem;
// in case the previous run was terminated
try { remove_all("./tmp1_transfer"); } catch (std::exception&) {}
try { remove_all("./tmp2_transfer"); } catch (std::exception&) {}
#ifdef NDEBUG
// test rate only makes sense in release mode
test_rate();
try { remove_all("./tmp1_transfer"); } catch (std::exception&) {}
try { remove_all("./tmp2_transfer"); } catch (std::exception&) {}
#endif
test_transfer();
try { remove_all("./tmp1_transfer"); } catch (std::exception&) {}
try { remove_all("./tmp2_transfer"); } catch (std::exception&) {}
return 0;
}