hyperion.ng/libsrc/jsonserver/JsonServer.cpp

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// system includes
#include <stdexcept>
// project includes
#include <jsonserver/JsonServer.h>
#include "JsonClientConnection.h"
JsonServer::JsonServer(uint16_t port)
: QObject()
, _server()
, _openConnections()
, _log(Logger::getInstance("JSONSERVER"))
{
if (!_server.listen(QHostAddress::Any, port))
{
throw std::runtime_error("JSONSERVER ERROR: could not bind to port");
}
QList<MessageForwarder::JsonSlaveAddress> list = Hyperion::getInstance()->getForwarder()->getJsonSlaves();
for ( int i=0; i<list.size(); i++ )
{
if ( list.at(i).addr == QHostAddress::LocalHost && list.at(i).port == port ) {
throw std::runtime_error("JSONSERVER ERROR: Loop between proto server and forwarder detected. Fix your config!");
}
}
// Set trigger for incoming connections
connect(&_server, SIGNAL(newConnection()), this, SLOT(newConnection()));
// make sure the resources are loaded (they may be left out after static linking
Q_INIT_RESOURCE(JsonSchemas);
}
JsonServer::~JsonServer()
{
foreach (JsonClientConnection * connection, _openConnections) {
delete connection;
}
}
uint16_t JsonServer::getPort() const
{
return _server.serverPort();
}
void JsonServer::newConnection()
{
QTcpSocket * socket = _server.nextPendingConnection();
if (socket != nullptr)
{
Debug(_log, "New connection");
JsonClientConnection * connection = new JsonClientConnection(socket);
_openConnections.insert(connection);
// register slot for cleaning up after the connection closed
connect(connection, SIGNAL(connectionClosed(JsonClientConnection*)), this, SLOT(closedConnection(JsonClientConnection*)));
}
}
void JsonServer::closedConnection(JsonClientConnection *connection)
{
Debug(_log, "Connection closed");
_openConnections.remove(connection);
// schedule to delete the connection object
connection->deleteLater();
}