mirror of https://github.com/Icinga/icinga2.git
103 lines
2.3 KiB
C++
103 lines
2.3 KiB
C++
/* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
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#ifndef TCPSOCKET_H
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#define TCPSOCKET_H
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#include "base/i2-base.hpp"
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#include "base/io-engine.hpp"
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#include "base/socket.hpp"
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#include <boost/asio/error.hpp>
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#include <boost/asio/ip/tcp.hpp>
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#include <boost/asio/spawn.hpp>
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#include <boost/system/system_error.hpp>
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namespace icinga
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{
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/**
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* A TCP socket. DEPRECATED - Use Boost ASIO instead.
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*
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* @ingroup base
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*/
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class TcpSocket final : public Socket
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{
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public:
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DECLARE_PTR_TYPEDEFS(TcpSocket);
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void Bind(const String& service, int family);
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void Bind(const String& node, const String& service, int family);
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void Connect(const String& node, const String& service);
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};
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/**
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* TCP Connect based on Boost ASIO.
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*
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* @ingroup base
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*/
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template<class Socket>
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void Connect(Socket& socket, const String& node, const String& service)
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{
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using boost::asio::ip::tcp;
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tcp::resolver resolver (IoEngine::Get().GetIoContext());
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tcp::resolver::query query (node, service);
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auto result (resolver.resolve(query));
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auto current (result.begin());
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for (;;) {
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try {
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socket.open(current->endpoint().protocol());
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socket.set_option(tcp::socket::keep_alive(true));
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socket.connect(current->endpoint());
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break;
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} catch (const std::exception& ex) {
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auto se (dynamic_cast<const boost::system::system_error*>(&ex));
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if (se && se->code() == boost::asio::error::operation_aborted || ++current == result.end()) {
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throw;
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}
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if (socket.is_open()) {
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socket.close();
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}
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}
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}
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}
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template<class Socket>
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void Connect(Socket& socket, const String& node, const String& service, boost::asio::yield_context yc)
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{
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using boost::asio::ip::tcp;
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tcp::resolver resolver (IoEngine::Get().GetIoContext());
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tcp::resolver::query query (node, service);
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auto result (resolver.async_resolve(query, yc));
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auto current (result.begin());
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for (;;) {
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try {
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socket.open(current->endpoint().protocol());
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socket.set_option(tcp::socket::keep_alive(true));
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socket.async_connect(current->endpoint(), yc);
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break;
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} catch (const std::exception& ex) {
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auto se (dynamic_cast<const boost::system::system_error*>(&ex));
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if (se && se->code() == boost::asio::error::operation_aborted || ++current == result.end()) {
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throw;
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}
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if (socket.is_open()) {
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socket.close();
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}
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}
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}
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}
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}
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#endif /* TCPSOCKET_H */
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