ConfigSocketServer.cpp

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/*
 * SNode.C - a slim toolkit for network communication
 * Copyright (C) Volker Christian <me@vchrist.at>
 *               2020, 2021, 2022, 2023, 2024, 2025
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
 
#include "net/in/stream/config/ConfigSocketServer.h"
 
#include "net/config/stream/ConfigSocketServer.hpp"
 
#ifndef DOXYGEN_SHOULD_SKIP_THIS
 
#ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wfloat-equal"
#ifdef __has_warning
#if __has_warning("-Wweak-vtables")
#pragma GCC diagnostic ignored "-Wweak-vtables"
#endif
#if __has_warning("-Wcovered-switch-default")
#pragma GCC diagnostic ignored "-Wcovered-switch-default"
#endif
#endif
#endif
#include "utils/CLI11.hpp"
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
 
#include "core/system/netdb.h"
 
#include <netinet/in.h>
#include <string>
 
#endif /* DOXYGEN_SHOULD_SKIP_THIS */
 
#define XSTR(s) STR(s)
#define STR(s) #s
 
namespace net::in::stream::config {
 
    ConfigSocketServer::ConfigSocketServer(net::config::ConfigInstance* instance)
        : net::config::stream::ConfigSocketServer<net::in::config::ConfigAddress, net::in::config::ConfigAddressReverse>(instance) {
        net::in::config::ConfigAddress<net::config::ConfigAddressLocal>::setPortRequired();
        net::in::config::ConfigAddress<net::config::ConfigAddressLocal>::setAiFlags(AI_PASSIVE);
        net::in::config::ConfigAddress<net::config::ConfigAddressLocal>::setAiSockType(SOCK_STREAM);
        net::in::config::ConfigAddress<net::config::ConfigAddressLocal>::setAiProtocol(IPPROTO_TCP);
 
        reusePortOpt = net::config::ConfigPhysicalSocket::addSocketOption( //
            "--reuse-port{true}",
            SOL_SOCKET,
            SO_REUSEPORT,
            "Reuse port number",
            "bool",
            XSTR(REUSE_PORT),
            CLI::IsMember({"true", "false"}));
    }
 
    ConfigSocketServer::~ConfigSocketServer() {
    }
 
    ConfigSocketServer& ConfigSocketServer::setReusePort(bool reusePort) {
        if (reusePort) {
            addSocketOption(SOL_SOCKET, SO_REUSEPORT, 1);
        } else {
            removeSocketOption(SO_REUSEPORT);
        }
 
        reusePortOpt //
            ->default_val(reusePort ? "true" : "false")
            ->clear();
 
        return *this;
    }
 
    bool ConfigSocketServer::getReusePort() const {
        return reusePortOpt->as<bool>();
    }
 
} // namespace net::in::stream::config
 
template class net::config::stream::ConfigSocketServer<net::in::config::ConfigAddress, net::in::config::ConfigAddressReverse>;