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-rw-r--r--3rdparty/asio/src/examples/cpp03/http/server/server.cpp94
1 files changed, 94 insertions, 0 deletions
diff --git a/3rdparty/asio/src/examples/cpp03/http/server/server.cpp b/3rdparty/asio/src/examples/cpp03/http/server/server.cpp
new file mode 100644
index 00000000000..2b7d11d3323
--- /dev/null
+++ b/3rdparty/asio/src/examples/cpp03/http/server/server.cpp
@@ -0,0 +1,94 @@
+//
+// server.cpp
+// ~~~~~~~~~~
+//
+// Copyright (c) 2003-2021 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 "server.hpp"
+#include <boost/bind/bind.hpp>
+#include <signal.h>
+
+namespace http {
+namespace server {
+
+server::server(const std::string& address, const std::string& port,
+ const std::string& doc_root)
+ : io_context_(),
+ signals_(io_context_),
+ acceptor_(io_context_),
+ connection_manager_(),
+ new_connection_(),
+ request_handler_(doc_root)
+{
+ // Register to handle the signals that indicate when the server should exit.
+ // It is safe to register for the same signal multiple times in a program,
+ // provided all registration for the specified signal is made through Asio.
+ signals_.add(SIGINT);
+ signals_.add(SIGTERM);
+#if defined(SIGQUIT)
+ signals_.add(SIGQUIT);
+#endif // defined(SIGQUIT)
+ signals_.async_wait(boost::bind(&server::handle_stop, this));
+
+ // Open the acceptor with the option to reuse the address (i.e. SO_REUSEADDR).
+ asio::ip::tcp::resolver resolver(io_context_);
+ asio::ip::tcp::endpoint endpoint =
+ *resolver.resolve(address, port).begin();
+ acceptor_.open(endpoint.protocol());
+ acceptor_.set_option(asio::ip::tcp::acceptor::reuse_address(true));
+ acceptor_.bind(endpoint);
+ acceptor_.listen();
+
+ start_accept();
+}
+
+void server::run()
+{
+ // The io_context::run() call will block until all asynchronous operations
+ // have finished. While the server is running, there is always at least one
+ // asynchronous operation outstanding: the asynchronous accept call waiting
+ // for new incoming connections.
+ io_context_.run();
+}
+
+void server::start_accept()
+{
+ new_connection_.reset(new connection(io_context_,
+ connection_manager_, request_handler_));
+ acceptor_.async_accept(new_connection_->socket(),
+ boost::bind(&server::handle_accept, this,
+ asio::placeholders::error));
+}
+
+void server::handle_accept(const asio::error_code& e)
+{
+ // Check whether the server was stopped by a signal before this completion
+ // handler had a chance to run.
+ if (!acceptor_.is_open())
+ {
+ return;
+ }
+
+ if (!e)
+ {
+ connection_manager_.start(new_connection_);
+ }
+
+ start_accept();
+}
+
+void server::handle_stop()
+{
+ // The server is stopped by cancelling all outstanding asynchronous
+ // operations. Once all operations have finished the io_context::run() call
+ // will exit.
+ acceptor_.close();
+ connection_manager_.stop_all();
+}
+
+} // namespace server
+} // namespace http