mirror of
https://github.com/boostorg/asio.git
synced 2026-01-23 17:32:07 +00:00
86 lines
1.8 KiB
C++
86 lines
1.8 KiB
C++
//
|
|
// connect_timeout.cpp
|
|
// ~~~~~~~~~~~~~~~~~~~
|
|
//
|
|
// Copyright (c) 2003-2008 Christopher M. Kohlhoff (chris at kohlhoff dot com)
|
|
//
|
|
// Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
//
|
|
|
|
#include <boost/asio.hpp>
|
|
#include <boost/bind.hpp>
|
|
#include <boost/date_time/posix_time/posix_time_types.hpp>
|
|
#include <iostream>
|
|
|
|
using namespace boost::asio;
|
|
using boost::asio::ip::tcp;
|
|
|
|
class connect_handler
|
|
{
|
|
public:
|
|
connect_handler(io_service& ios)
|
|
: io_service_(ios),
|
|
timer_(ios),
|
|
socket_(ios)
|
|
{
|
|
socket_.async_connect(
|
|
tcp::endpoint(boost::asio::ip::address_v4::loopback(), 32123),
|
|
boost::bind(&connect_handler::handle_connect, this,
|
|
boost::asio::placeholders::error));
|
|
|
|
timer_.expires_from_now(boost::posix_time::seconds(5));
|
|
timer_.async_wait(boost::bind(&connect_handler::close, this));
|
|
}
|
|
|
|
void handle_connect(const boost::system::error_code& err)
|
|
{
|
|
if (err)
|
|
{
|
|
std::cout << "Connect error: " << err.message() << "\n";
|
|
}
|
|
else
|
|
{
|
|
std::cout << "Successful connection\n";
|
|
}
|
|
}
|
|
|
|
void close()
|
|
{
|
|
socket_.close();
|
|
}
|
|
|
|
private:
|
|
io_service& io_service_;
|
|
deadline_timer timer_;
|
|
tcp::socket socket_;
|
|
};
|
|
|
|
int main()
|
|
{
|
|
try
|
|
{
|
|
io_service ios;
|
|
tcp::acceptor a(ios, tcp::endpoint(tcp::v4(), 32123), 1);
|
|
|
|
// Make lots of connections so that at least some of them will block.
|
|
connect_handler ch1(ios);
|
|
connect_handler ch2(ios);
|
|
connect_handler ch3(ios);
|
|
connect_handler ch4(ios);
|
|
connect_handler ch5(ios);
|
|
connect_handler ch6(ios);
|
|
connect_handler ch7(ios);
|
|
connect_handler ch8(ios);
|
|
connect_handler ch9(ios);
|
|
|
|
ios.run();
|
|
}
|
|
catch (std::exception& e)
|
|
{
|
|
std::cerr << "Exception: " << e.what() << "\n";
|
|
}
|
|
|
|
return 0;
|
|
}
|