hyperion.ng/libsrc/flatbufserver/FlatBufferServer.cpp
2020-08-08 13:09:15 +02:00

120 lines
3.1 KiB
C++

#include <flatbufserver/FlatBufferServer.h>
#include "FlatBufferClient.h"
// util
#include <utils/NetOrigin.h>
#include <utils/GlobalSignals.h>
// qt
#include <QJsonObject>
#include <QTcpServer>
#include <QTcpSocket>
FlatBufferServer::FlatBufferServer(const QJsonDocument& config, QObject* parent)
: QObject(parent)
, _server(new QTcpServer(this))
, _log(Logger::getInstance("FLATBUFSERVER"))
, _timeout(5000)
, _config(config)
{
}
FlatBufferServer::~FlatBufferServer()
{
stopServer();
delete _server;
}
void FlatBufferServer::initServer()
{
_netOrigin = NetOrigin::getInstance();
connect(_server, &QTcpServer::newConnection, this, &FlatBufferServer::newConnection);
// apply config
handleSettingsUpdate(settings::FLATBUFSERVER, _config);
}
void FlatBufferServer::handleSettingsUpdate(settings::type type, const QJsonDocument& config)
{
if(type == settings::FLATBUFSERVER)
{
const QJsonObject& obj = config.object();
quint16 port = obj["port"].toInt(19400);
// port check
if(_server->serverPort() != port)
{
stopServer();
_port = port;
}
// new timeout just for new connections
_timeout = obj["timeout"].toInt(5000);
// enable check
obj["enable"].toBool(true) ? startServer() : stopServer();
}
}
void FlatBufferServer::newConnection()
{
while(_server->hasPendingConnections())
{
if(QTcpSocket* socket = _server->nextPendingConnection())
{
if(_netOrigin->accessAllowed(socket->peerAddress(), socket->localAddress()))
{
Debug(_log, "New connection from %s", QSTRING_CSTR(socket->peerAddress().toString()));
FlatBufferClient *client = new FlatBufferClient(socket, _timeout, this);
// internal
connect(client, &FlatBufferClient::clientDisconnected, this, &FlatBufferServer::clientDisconnected);
connect(client, &FlatBufferClient::registerGlobalInput, GlobalSignals::getInstance(), &GlobalSignals::registerGlobalInput);
connect(client, &FlatBufferClient::clearGlobalInput, GlobalSignals::getInstance(), &GlobalSignals::clearGlobalInput);
connect(client, &FlatBufferClient::setGlobalInputImage, GlobalSignals::getInstance(), &GlobalSignals::setGlobalImage);
connect(client, &FlatBufferClient::setGlobalInputColor, GlobalSignals::getInstance(), &GlobalSignals::setGlobalColor);
connect(GlobalSignals::getInstance(), &GlobalSignals::globalRegRequired, client, &FlatBufferClient::registationRequired);
_openConnections.append(client);
}
else
socket->close();
}
}
}
void FlatBufferServer::clientDisconnected()
{
FlatBufferClient* client = qobject_cast<FlatBufferClient*>(sender());
client->deleteLater();
_openConnections.removeAll(client);
}
void FlatBufferServer::startServer()
{
if(!_server->isListening())
{
if(!_server->listen(QHostAddress::Any, _port))
{
Error(_log,"Failed to bind port %d", _port);
}
else
{
Info(_log,"Started on port %d", _port);
}
}
}
void FlatBufferServer::stopServer()
{
if(_server->isListening())
{
// close client connections
for(const auto& client : _openConnections)
{
client->forceClose();
}
_server->close();
Info(_log, "Stopped");
}
}