127 lines
4.3 KiB
C++
Executable File
127 lines
4.3 KiB
C++
Executable File
/**
|
|
* Send / Receive telegrams to/from Hla
|
|
* $Id$
|
|
* $HeadURL$
|
|
* $Author$
|
|
* Created by Christian Ehrlicher, SLSE, 2016-09-26
|
|
*/
|
|
|
|
#include "hla_dispatcher.h"
|
|
#include "hla_handler_rx.h"
|
|
#include "hla_handler_tx.h"
|
|
|
|
#include <QSettings>
|
|
#include <QWebSocket>
|
|
#include <QTimer>
|
|
#include <nglsettings/nglsettings_settings.h>
|
|
|
|
namespace ApHlaJson
|
|
{
|
|
HlaDispatcher::HlaDispatcher(TrainingAreaBase::Plugin::DataProvider *pdp,
|
|
const std::shared_ptr<TrainingAreaBase::RecvFromTab> &recvFromTabCb,
|
|
const std::shared_ptr<TrainingAreaBase::TxMixin> &sendToTabCb,
|
|
NGL::Settings *settings,
|
|
std::shared_ptr<PpmHandler> ppmHandler,
|
|
std::shared_ptr<PdmHandler> pdmHandler,
|
|
std::shared_ptr<AesHandler> aesHandler)
|
|
: m_recvFromTabCb(recvFromTabCb)
|
|
, m_recvFromHla(std::make_shared<HlaHandlerRx>(recvFromTabCb, sendToTabCb, this, aesHandler.get(), ppmHandler.get()))
|
|
, m_sendToHla(std::make_shared<HlaHandlerTx>(pdp, ppmHandler.get(), pdmHandler.get()))
|
|
, m_settings(settings)
|
|
, m_webSocket(new QWebSocket(QString(), QWebSocketProtocol::VersionLatest, this))
|
|
, m_webSocketReconnectTimer(new QTimer(this))
|
|
, m_bWarnedOnce(false)
|
|
, m_logger(getLogger("HlaDispatcher"))
|
|
{
|
|
connect(m_webSocket, QOverload<QAbstractSocket::SocketError>::of(&QWebSocket::error),
|
|
this, &HlaDispatcher::onWebSocketError);
|
|
connect(m_webSocket, &QWebSocket::connected,
|
|
this, &HlaDispatcher::onWebSocketConnected);
|
|
connect(m_webSocket, &QWebSocket::disconnected,
|
|
this, &HlaDispatcher::onWebsocketDisconnected);
|
|
connect(m_webSocket, &QWebSocket::binaryMessageReceived,
|
|
this, &HlaDispatcher::onTextMessageReceived, Qt::UniqueConnection);
|
|
connect(m_webSocketReconnectTimer, &QTimer::timeout,
|
|
this, &HlaDispatcher::reallyConnectWebsocket);
|
|
connect(m_recvFromHla.get(), &HlaHandlerRx::participantConnectionState,
|
|
m_sendToHla.get(), &HlaHandlerTx::onParticipantConnectionState);
|
|
}
|
|
|
|
bool HlaDispatcher::init()
|
|
{
|
|
return true;
|
|
}
|
|
|
|
void HlaDispatcher::connectWebsocket()
|
|
{
|
|
const QUrl url(webSocketUrl());
|
|
if (!m_bWarnedOnce)
|
|
NOTICE_LOG(m_logger) << "Using WebSocket url: " << url.toString();
|
|
if (m_webSocket->state() != QAbstractSocket::ConnectedState)
|
|
m_webSocket->open(url);
|
|
}
|
|
|
|
std::shared_ptr<TrainingAreaBase::SendToTab> HlaDispatcher::sendToTab()
|
|
{
|
|
return std::static_pointer_cast<TrainingAreaBase::SendToTab>(m_sendToHla);
|
|
}
|
|
|
|
bool HlaDispatcher::canSendData() const
|
|
{
|
|
return m_webSocket && m_webSocket->state() == QAbstractSocket::ConnectedState;
|
|
}
|
|
|
|
void HlaDispatcher::onWebSocketConnected()
|
|
{
|
|
INFO_LOG(m_logger) << "WebSocket connected";
|
|
QWebSocket *ws = qobject_cast<QWebSocket *>(sender());
|
|
m_sendToHla->onWebSocketConnected(ws);
|
|
m_webSocketReconnectTimer->stop();
|
|
m_bWarnedOnce = false;
|
|
}
|
|
|
|
void HlaDispatcher::onWebsocketDisconnected()
|
|
{
|
|
INFO_LOG(m_logger) << "Hla socket disconnected";
|
|
m_sendToHla->onWebSocketDisconnected();
|
|
|
|
emit connectionState(QString::fromUtf8(name()), false);
|
|
|
|
m_webSocketReconnectTimer->start(5000);
|
|
}
|
|
|
|
void HlaDispatcher::onHlaExternalConnectionStateChanged(bool bConnected)
|
|
{
|
|
m_sendToHla->onHlaConnectedToExternalSystem(bConnected);
|
|
emit connectionState(QString::fromUtf8(name()), bConnected);
|
|
}
|
|
|
|
void HlaDispatcher::onWebSocketError()
|
|
{
|
|
if (!m_webSocket)
|
|
return;
|
|
if (!m_bWarnedOnce)
|
|
WARNING_LOG(m_logger) << "Error connecting to " << webSocketUrl().toString() << ": " << m_webSocket->errorString();
|
|
m_webSocket->close();
|
|
m_webSocketReconnectTimer->start(5000);
|
|
m_bWarnedOnce = true;
|
|
|
|
emit connectionState(QString::fromUtf8(name()), false);
|
|
}
|
|
|
|
void HlaDispatcher::onTextMessageReceived(const QByteArray &message)
|
|
{
|
|
|
|
INFO_LOG(m_logger) << "Text Message received: " << message;
|
|
// convert from json to internal representation, send to TAB
|
|
m_recvFromHla->handleTelegram(message);
|
|
}
|
|
|
|
QUrl HlaDispatcher::webSocketUrl() const
|
|
{
|
|
const quint16 port = m_settings->settings()->value(QStringLiteral("aphla/webSocketListenPort"), 12345).toInt();
|
|
const QString addr = m_settings->settings()->value(QStringLiteral("aphla/webSocketHostname"), QStringLiteral("172.25.160.11")).toString();
|
|
return QUrl(QStringLiteral("ws://%1:%2/").arg(addr).arg(port));
|
|
}
|
|
} // namespace HlaJson
|