premiere-libtorrent/test/setup_transfer.cpp

202 lines
4.9 KiB
C++

#include <fstream>
#include <sstream>
#include "libtorrent/session.hpp"
#include "libtorrent/hasher.hpp"
#include <boost/thread.hpp>
#include <boost/tuple/tuple.hpp>
#include <boost/filesystem/operations.hpp>
#include <boost/filesystem/convenience.hpp>
#include "test.hpp"
#include "libtorrent/assert.hpp"
using boost::filesystem::remove_all;
using boost::filesystem::create_directory;
void test_sleep(int millisec)
{
boost::xtime xt;
boost::xtime_get(&xt, boost::TIME_UTC);
boost::uint64_t nanosec = (millisec % 1000) * 1000000 + xt.nsec;
int sec = millisec / 1000;
if (nanosec > 1000000000)
{
nanosec -= 1000000000;
sec++;
}
xt.nsec = nanosec;
xt.sec += sec;
boost::thread::sleep(xt);
}
void stop_web_server(int port)
{
std::stringstream cmd;
cmd << "kill `cat ./lighty" << port << ".pid` >/dev/null";
system(cmd.str().c_str());
}
void start_web_server(int port)
{
stop_web_server(port);
std::ofstream f("./lighty_config");
f << "server.modules = (\"mod_access\")\n"
"server.document-root = \"" << boost::filesystem::initial_path().string() << "\"\n"
"server.range-requests = \"enable\"\n"
"server.port = " << port << "\n"
"server.pid-file = \"./lighty" << port << ".pid\"\n";
f.close();
system("lighttpd -f lighty_config &");
test_sleep(1000);
}
void stop_proxy(int port)
{
std::stringstream cmd;
cmd << "delegated -P" << port << " -Fkill";
system(cmd.str().c_str());
}
void start_proxy(int port, int proxy_type)
{
using namespace libtorrent;
stop_proxy(port);
std::stringstream cmd;
// we need to echo n since dg will ask us to configure it
cmd << "echo n | delegated -P" << port << " ADMIN=test@test.com";
switch (proxy_type)
{
case proxy_settings::socks4:
cmd << " SERVER=socks4";
break;
case proxy_settings::socks5:
cmd << " SERVER=socks5";
break;
case proxy_settings::socks5_pw:
cmd << " SERVER=socks5 AUTHORIZER=-list{testuser:testpass}";
break;
case proxy_settings::http:
cmd << " SERVER=http";
break;
case proxy_settings::http_pw:
cmd << " SERVER=http AUTHORIZER=-list{testuser:testpass}";
break;
}
system(cmd.str().c_str());
}
using namespace libtorrent;
template <class T>
boost::intrusive_ptr<T> clone_ptr(boost::intrusive_ptr<T> const& ptr)
{
return boost::intrusive_ptr<T>(new T(*ptr));
}
boost::intrusive_ptr<torrent_info> create_torrent(std::ostream* file)
{
char const* tracker_url = "http://non-existent-name.com/announce";
using namespace boost::filesystem;
boost::intrusive_ptr<torrent_info> t(new torrent_info);
int total_size = 2 * 1024 * 1024;
t->add_file(path("temporary"), total_size);
t->set_piece_size(16 * 1024);
t->add_tracker(tracker_url);
std::vector<char> piece(16 * 1024);
for (int i = 0; i < int(piece.size()); ++i)
piece[i] = (i % 26) + 'A';
// calculate the hash for all pieces
int num = t->num_pieces();
sha1_hash ph = hasher(&piece[0], piece.size()).final();
for (int i = 0; i < num; ++i)
t->set_hash(i, ph);
t->create_torrent();
if (file)
{
while (total_size > 0)
{
file->write(&piece[0], (std::min)(int(piece.size()), total_size));
total_size -= piece.size();
}
}
return t;
}
boost::tuple<torrent_handle, torrent_handle, torrent_handle>
setup_transfer(session* ses1, session* ses2, session* ses3
, bool clear_files, bool use_metadata_transfer, bool connect_peers)
{
using namespace boost::filesystem;
assert(ses1);
assert(ses2);
assert(ses1->id() != ses2->id());
if (ses3)
assert(ses3->id() != ses2->id());
create_directory("./tmp1");
std::ofstream file("./tmp1/temporary");
boost::intrusive_ptr<torrent_info> t = create_torrent(&file);
file.close();
if (clear_files) remove_all("./tmp2/temporary");
std::cerr << "generated torrent: " << t->info_hash() << std::endl;
ses1->set_severity_level(alert::debug);
ses2->set_severity_level(alert::debug);
// they should not use the same save dir, because the
// file pool will complain if two torrents are trying to
// use the same files
sha1_hash info_hash = t->info_hash();
torrent_handle tor1 = ses1->add_torrent(clone_ptr(t), "./tmp1");
torrent_handle tor2;
torrent_handle tor3;
if (ses3) tor3 = ses3->add_torrent(clone_ptr(t), "./tmp3");
if (use_metadata_transfer)
tor2 = ses2->add_torrent("http://non-existent-name.com/announce"
, t->info_hash(), 0, "./tmp2");
else
tor2 = ses2->add_torrent(clone_ptr(t), "./tmp2");
assert(ses1->get_torrents().size() == 1);
assert(ses2->get_torrents().size() == 1);
test_sleep(100);
if (connect_peers)
{
std::cerr << "connecting peer\n";
tor1.connect_peer(tcp::endpoint(address::from_string("127.0.0.1")
, ses2->listen_port()));
if (ses3)
{
// give the other peers some time to get an initial
// set of pieces before they start sharing with each-other
tor3.connect_peer(tcp::endpoint(
address::from_string("127.0.0.1")
, ses2->listen_port()));
tor3.connect_peer(tcp::endpoint(
address::from_string("127.0.0.1")
, ses1->listen_port()));
}
}
return boost::make_tuple(tor1, tor2, tor3);
}