Files
resiprocate/reTurn/TcpServer.cxx
Andrey Semashev e5eb4da757 Update for Asio 1.34 and later compatibility.
This updates usage of Asio for compatibility with version 1.34 and
newer, where a number of previously deprecated APIs were removed.
2025-09-05 21:05:35 +03:00

102 lines
3.7 KiB
C++

#include "TcpServer.hxx"
#include <functional>
#include <rutil/WinLeakCheck.hxx>
#include <rutil/Logger.hxx>
#include "ReTurnSubsystem.hxx"
#define RESIPROCATE_SUBSYSTEM ReTurnSubsystem::RETURN
namespace reTurn {
TcpServer::TcpServer(asio::io_context& ioService, RequestHandler& requestHandler, const asio::ip::address& address, unsigned short port)
: mIOService(ioService),
mAcceptor(ioService),
mConnectionManager(),
mNewConnection(new TcpConnection(ioService, mConnectionManager, requestHandler)),
mRequestHandler(requestHandler)
{
// Open the acceptor with the option to reuse the address (i.e. SO_REUSEADDR).
asio::ip::tcp::endpoint endpoint(address, port);
mAcceptor.open(endpoint.protocol());
mAcceptor.set_option(asio::ip::tcp::acceptor::reuse_address(true));
#ifdef USE_IPV6
#ifdef __linux__
if(address.is_v6())
{
asio::ip::v6_only v6_opt(true);
mAcceptor.set_option(v6_opt);
}
#endif
#endif
mAcceptor.bind(endpoint);
mAcceptor.listen();
InfoLog(<< "TcpServer started. Listening on " << address.to_string() << ":" << port);
}
void
TcpServer::start()
{
mAcceptor.async_accept(((TcpConnection*)mNewConnection.get())->socket(), std::bind(&TcpServer::handleAccept, this, std::placeholders::_1));
}
void
TcpServer::handleAccept(const asio::error_code& e)
{
if (!e)
{
mConnectionManager.start(mNewConnection);
mNewConnection.reset(new TcpConnection(mIOService, mConnectionManager, mRequestHandler));
mAcceptor.async_accept(((TcpConnection*)mNewConnection.get())->socket(), std::bind(&TcpServer::handleAccept, this, std::placeholders::_1));
}
else
{
ErrLog(<< "Error in handleAccept: " << e.value() << "-" << e.message());
if(e == asio::error::no_descriptors)
{
// Retry if too many open files (ie. out of socket descriptors)
mNewConnection.reset(new TcpConnection(mIOService, mConnectionManager, mRequestHandler));
mAcceptor.async_accept(((TcpConnection*)mNewConnection.get())->socket(), std::bind(&TcpServer::handleAccept, this, std::placeholders::_1));
}
}
}
}
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