5 // Copyright (c) 2003-2014 Christopher M. Kohlhoff (chris at kohlhoff dot com)
7 // Distributed under the Boost Software License, Version 1.0. (See accompanying
8 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
18 server::server(const std::string& address, const std::string& port,
19 const std::string& doc_root)
21 signals_(io_service_),
22 acceptor_(io_service_),
23 connection_manager_(),
25 request_handler_(doc_root)
27 // Register to handle the signals that indicate when the server should exit.
28 // It is safe to register for the same signal multiple times in a program,
29 // provided all registration for the specified signal is made through Asio.
31 signals_.add(SIGTERM);
33 signals_.add(SIGQUIT);
34 #endif // defined(SIGQUIT)
38 // Open the acceptor with the option to reuse the address (i.e. SO_REUSEADDR).
39 boost::asio::ip::tcp::resolver resolver(io_service_);
40 boost::asio::ip::tcp::endpoint endpoint = *resolver.resolve({address, port});
41 acceptor_.open(endpoint.protocol());
42 acceptor_.set_option(boost::asio::ip::tcp::acceptor::reuse_address(true));
43 acceptor_.bind(endpoint);
51 // The io_service::run() call will block until all asynchronous operations
52 // have finished. While the server is running, there is always at least one
53 // asynchronous operation outstanding: the asynchronous accept call waiting
54 // for new incoming connections.
58 void server::do_accept()
60 acceptor_.async_accept(socket_,
61 [this](boost::system::error_code ec)
63 // Check whether the server was stopped by a signal before this
64 // completion handler had a chance to run.
65 if (!acceptor_.is_open())
72 connection_manager_.start(std::make_shared<connection>(
73 std::move(socket_), connection_manager_, request_handler_));
80 void server::do_await_stop()
83 [this](boost::system::error_code /*ec*/, int /*signo*/)
85 // The server is stopped by cancelling all outstanding asynchronous
86 // operations. Once all operations have finished the io_service::run()
89 connection_manager_.stop_all();