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/*
* ServerRunner.cpp, part of VCMI engine
*
* Authors: listed in file AUTHORS in main folder
*
* License: GNU General Public License v2.0 or later
* Full text of license available in license.txt file, in main folder
*
*/
#include "StdInc.h"
#include "ServerRunner.h"
#include "../lib/VCMIDirs.h"
#include "../lib/CThreadHelper.h"
#include "../lib/network/NetworkInterface.h"
#include "../lib/CConfigHandler.h"
#include "../server/CVCMIServer.h"
#ifdef ENABLE_SERVER_PROCESS
#if BOOST_VERSION >= 108600
// TODO: upgrade code to use v2 API instead of deprecated v1
#include <boost/process/v1/child.hpp>
#include <boost/process/v1/io.hpp>
#else
#include <boost/process/child.hpp>
#include <boost/process/io.hpp>
#endif
#endif
#include <future>
ServerThreadRunner::ServerThreadRunner() = default;
ServerThreadRunner::~ServerThreadRunner() = default;
void ServerThreadRunner::start(bool listenForConnections, bool connectToLobby, std::shared_ptr<StartInfo> startingInfo)
{
// cfgport may be 0 -- the real port is returned after calling prepare()
uint16_t port = settings["server"]["localPort"].Integer();
server = std::make_unique<CVCMIServer>(port, true);
lobbyMode = connectToLobby;
if (startingInfo)
{
server->si = startingInfo; //Else use default
}
std::promise<uint16_t> promise;
threadRunLocalServer = std::thread([this, connectToLobby, listenForConnections, &promise]{
setThreadName("runServer");
uint16_t port = server->prepare(connectToLobby, listenForConnections);
promise.set_value(port);
server->run();
});
logNetwork->trace("Waiting for server port...");
serverPort = promise.get_future().get();
logNetwork->debug("Server port: %d", serverPort);
}
void ServerThreadRunner::shutdown()
{
server->setState(EServerState::SHUTDOWN);
}
void ServerThreadRunner::wait()
{
threadRunLocalServer.join();
}
int ServerThreadRunner::exitCode()
{
return 0;
}
void ServerThreadRunner::connect(INetworkHandler & network, INetworkClientListener & listener)
{
if (lobbyMode)
{
std::string host = settings["server"]["localHostname"].String();
uint16_t port = settings["server"]["localPort"].Integer();
logNetwork->info("Establishing connection to %s:%d...", host, port);
network.connectToRemote(listener, host, port);
}
else
{
network.createInternalConnection(listener, server->getNetworkServer());
}
}
#ifdef ENABLE_SERVER_PROCESS
ServerProcessRunner::ServerProcessRunner() = default;
ServerProcessRunner::~ServerProcessRunner() = default;
void ServerProcessRunner::shutdown()
{
child->terminate();
}
void ServerProcessRunner::wait()
{
child->wait();
}
int ServerProcessRunner::exitCode()
{
return child->exit_code();
}
void ServerProcessRunner::start(bool listenForConnections, bool connectToLobby, std::shared_ptr<StartInfo> startingInfo)
{
uint16_t port = settings["server"]["localPort"].Integer();
boost::filesystem::path serverPath = VCMIDirs::get().serverPath();
boost::filesystem::path logPath = VCMIDirs::get().userLogsPath() / "server_log.txt";
std::vector<std::string> args;
args.push_back("--port=" + std::to_string(port));
args.push_back("--run-by-client");
if(connectToLobby)
args.push_back("--lobby");
std::error_code ec;
child = std::make_unique<boost::process::child>(serverPath, args, ec, boost::process::std_out > logPath);
if (ec)
throw std::runtime_error("Failed to start server! Reason: " + ec.message());
}
void ServerProcessRunner::connect(INetworkHandler & network, INetworkClientListener & listener)
{
std::string host = settings["server"]["localHostname"].String();
uint16_t port = settings["server"]["localPort"].Integer();
logNetwork->info("Establishing connection to %s:%d...", host, port);
network.connectToRemote(listener, host, port);
}
#endif
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