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Files
asio/example/timeouts/connect_timeout.cpp
Christopher Kohlhoff 2b5306585d Merge fixes from trunk.
........
  r43377 | chris_kohlhoff | 2008-02-23 09:43:54 +1100 (Sat, 23 Feb 2008) | 2 lines
  
  Use the correct vector of timer queues when dispatching timers.
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  r43437 | chris_kohlhoff | 2008-02-29 23:57:57 +1100 (Fri, 29 Feb 2008) | 2 lines
  
  Add missing tie().
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  r43469 | chris_kohlhoff | 2008-03-04 00:21:05 +1100 (Tue, 04 Mar 2008) | 4 lines
  
  Disable use of CancelIo by default, due to the possibility of silent
  failure on some system configurations. Swallow error returned by CancelIoEx
  if there are no operations to be cancelled.
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  r43470 | chris_kohlhoff | 2008-03-04 00:27:06 +1100 (Tue, 04 Mar 2008) | 2 lines
  
  Add missing 'boost_' prefix to helper namespace.
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  r43471 | chris_kohlhoff | 2008-03-04 00:36:35 +1100 (Tue, 04 Mar 2008) | 2 lines
  
  Regenerate documentation.
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  r43472 | chris_kohlhoff | 2008-03-04 01:05:35 +1100 (Tue, 04 Mar 2008) | 1 line
  
  Update copyright notices.
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  r43473 | chris_kohlhoff | 2008-03-04 01:13:01 +1100 (Tue, 04 Mar 2008) | 2 lines
  
  Update copyright notices.
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  r43569 | chris_kohlhoff | 2008-03-13 00:25:49 +1100 (Thu, 13 Mar 2008) | 4 lines
  
  Revert to having the windows-bug workaround (short timeout on
  GetQueuedCompletionStatus) on all threads as there are still scenarios
  where threads can get stuck indefinitely.
........


[SVN r43571]
2008-03-12 14:12:08 +00:00

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;
}