358 lines
13 KiB
C++
358 lines
13 KiB
C++
#include "MQTTClientWrapper.h"
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#include "OtarcikCan.h"
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#include "CANDevice.h"
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#include "defines.h"
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#include "ComputerBoardInterface.h"
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CMQTTClientWrapper::CMQTTClientWrapper()
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{
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connect(&mMQTTClient,&QMqttClient::stateChanged,this,&CMQTTClientWrapper::StateChanged);
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connect(&mMQTTClient,&QMqttClient::errorChanged,this,&CMQTTClientWrapper::MQTTClientError);
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connect(&mMQTTClient,&QMqttClient::messageSent,this,&CMQTTClientWrapper::MQTTMessageSent);
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mMQTTRefreshTimer = new QTimer;
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mMQTTRefreshTimer->setSingleShot(true);
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connect(mMQTTRefreshTimer,&QTimer::timeout,this,&CMQTTClientWrapper::MQTTSendTimerExpired);
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mMQTTReconnectTimer = new QTimer;
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mMQTTReconnectTimer->setSingleShot(false);
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connect(mMQTTReconnectTimer,&QTimer::timeout,this,&CMQTTClientWrapper::MQTTReconnectTimerExpired);
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mMQTTQueueFlushTimer = new QTimer;
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mMQTTQueueFlushTimer->setSingleShot(false);
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mMQTTQueueFlushTimer->setInterval(MQTT_CLIENT_MSG_QUEUE_FLUSH_TIMEOUT);
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connect(mMQTTQueueFlushTimer,&QTimer::timeout,this,&CMQTTClientWrapper::MQTTQueueFlushTimerExipred);
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mMQTTQueueFlushTimer->stop();
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mProgramPtr = 0;
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mCPUInterface = 0;
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mMessagesQueueMode = MQTT_DROP_MSG_MODE;
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mDisconnectionIsVoluntary = false;
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mIsClientConnecting = false;
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mCircularBufferStatusText = mBufferingModeText = mUploadTimeText = "";
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#ifdef MQTT_USE_TIMER_TO_FLUSH_QUEUE
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#endif
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}
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CMQTTClientWrapper::~CMQTTClientWrapper()
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{
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delete mMQTTRefreshTimer;
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}
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int CMQTTClientWrapper::SetMQTTParams(CCloudParams *Params)
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{
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mMQTTParams = *Params;
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// mMQTTClientID = "Otarcik_Station_Ville_Emard";
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return RET_OK;
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}
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int CMQTTClientWrapper::SetCPUInterface(CComputerBoardInterface *CPUIF)
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{
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mCPUInterface = CPUIF;
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}
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int CMQTTClientWrapper::StartMQTTClient()
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{
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mMQTTRefreshTimer->start(mMQTTParams.mMQTTTransmitTimeout);
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mMessagesQueueMode = MQTT_QUEUE_MSG_MODE;
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ConnectToBroker();
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mCircularBufferStatusText = QString("0/%1 messages (0\%)").arg(MQTT_CLIENT_MSG_QUEUE_SIZE);
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mBufferingModeText = "Buffering";
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UpdateGUIBufferingStatus();
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return RET_OK;
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}
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int CMQTTClientWrapper::ConnectToBroker()
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{
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//Setup the client before connecting.
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mMQTTClient.setAutoKeepAlive(true);
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mMQTTClient.setClientId(mMQTTParams.mMQTTClientID);
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mMQTTClient.setHostname(mMQTTParams.mMQTTBrokerHostName);
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mMQTTClient.setPort(mMQTTParams.mMQTTBrokerPort);
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mMQTTClient.setPassword(mMQTTParams.mMQTTBrokerPassword);
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mMQTTClient.setUsername(mMQTTParams.mMQTTBrokerUserName);
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mDisconnectionIsVoluntary = false;
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mMQTTClient.connectToHost();
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return RET_OK;
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}
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int CMQTTClientWrapper::DisconnectFromBroker()
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{
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mMQTTClient.disconnectFromHost();
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mDisconnectionIsVoluntary = true;
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mMessagesQueueMode = MQTT_DROP_MSG_MODE; //It's a voluntary disconnection... don't queue the CAN messages.
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return RET_OK;
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}
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int CMQTTClientWrapper::NewMQTTMessages(QList<CMQTTMessage> MessagesList)
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{
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// if(mMQTTClient.state() != QMqttClient::Connected)
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// {
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// return RET_GENERAL_ERROR;
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// }
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// if(mMQTTRefreshTimer->remainingTime() > 0)
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// {
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// // qDebug("MQTT timer value: %d",mMQTTRefreshTimer->remainingTime());
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// return RET_OK;
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// }
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// if(MessagesList.isEmpty())
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// {
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// return RET_GENERAL_ERROR;
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// }
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// for(int i = 0; i < MessagesList.size(); i++)
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// {
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// qint32 res = mMQTTClient.publish(MessagesList.at(i).mMessageTopic,MessagesList.at(i).mMessagePayload.toLocal8Bit(),0,true);
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// qDebug("%s : %s",qPrintable(MessagesList.at(i).mMessageTopic), qPrintable(MessagesList.at(i).mMessagePayload));
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// }
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// mMQTTRefreshTimer->start(mMQTTParams.mMQTTTransmitTimeout);
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// qDebug("Sent %d MQTT messages",MessagesList.size());
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return RET_OK;
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}
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void CMQTTClientWrapper::StateChanged()
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{
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switch(mMQTTClient.state())
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{
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case QMqttClient::Disconnected:
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{
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if(mIsClientConnecting)
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{
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//Connection attempt failed, just restart the timer...
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mMQTTReconnectTimer->start(MQTT_CLIENT_RECONNECT_TIMEOUT);
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage("Client MQTT déconnecté pendant une reconnexion. ","CMQTTClientWrapper",true,1);
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}
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else
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{
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage("Client MQTT déconnecté.","CMQTTClientWrapper",true,1);
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mProgramPtr->SetMQTTConnectionSatusRequest(false);
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mMQTTReconnectTimer->start(MQTT_CLIENT_RECONNECT_TIMEOUT);
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#ifdef MQTT_USE_TIMER_TO_FLUSH_QUEUE
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mMQTTQueueFlushTimer->stop();
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#endif
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if(mDisconnectionIsVoluntary == false)
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{
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mMessagesQueueMode = MQTT_QUEUE_MSG_MODE; //We're disconnected, queue all the messages.
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage("Passage en mode buffering des messages MQTT","CMQTTClientWrapper",true,1);
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mBufferingModeText = "Buffering";
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UpdateGUIBufferingStatus();
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}
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}
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break;
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}
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case QMqttClient::Connected:
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{
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mProgramPtr->SetMQTTConnectionSatusRequest(true);
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mMQTTReconnectTimer->stop();
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mIsClientConnecting = false;
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage("Client MQTT connecté.","CMQTTClientWrapper",true,1);
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if(mMQTTMessagesQueue.isEmpty() == false)
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{
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mMessagesQueueMode = MQTT_QUEUE_MSG_MODE; //Stay in (or enter) queue mode until we empty the buffer
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage("FIFO non vide, passage au mode de vidage de la FIFO","CMQTTClientWrapper",true,2);
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mBufferingModeText = "Buffering";
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mCircularBufferStatusText = QString("%2/%1 messages (0%3\%)").arg(MQTT_CLIENT_MSG_QUEUE_SIZE).arg(mMQTTMessagesQueue.size()).arg((mMQTTMessagesQueue.size()/MQTT_CLIENT_MSG_QUEUE_SIZE)*100);
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UpdateGUIBufferingStatus();
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#ifdef MQTT_USE_TIMER_TO_FLUSH_QUEUE
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mMQTTQueueFlushTimer->start();
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#else
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SendNextQueueMessage();
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#endif
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}
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else
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{
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mMessagesQueueMode = MQTT_TRANSMIT_MSG_MODE;
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mBufferingModeText = "Non-buffering";
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UpdateGUIBufferingStatus();
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}
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break;
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}
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case QMqttClient::Connecting:
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{
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mIsClientConnecting = true;
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage("Client MQTT en cours de connexion... ","CMQTTClientWrapper",true,1);
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break;
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}
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}
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}
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int CMQTTClientWrapper::SendMQTTTestMessage()
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{
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mMQTTClient.publish(QString("Otarcik/Test"),QString("Test Payload").toLocal8Bit(),0,true);
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qDebug("Sending MQTT test message");
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return RET_OK;
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}
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int CMQTTClientWrapper::SetCANDevicesList(QList<CCANDevice *> *List)
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{
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mCANDevicesList = List;
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return RET_OK;
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}
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void CMQTTClientWrapper::MQTTSendTimerExpired()
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{
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if(mMessagesQueueMode == MQTT_DROP_MSG_MODE)
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{
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return;
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}
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if(mCANDevicesList == 0)
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{
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return;
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}
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//Send the CANbus devices messsages
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for(int j = 0; j < mCANDevicesList->size(); j++)
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{
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switch(mMessagesQueueMode)
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{
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case MQTT_TRANSMIT_MSG_MODE:
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{
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CCANDevice *Device = mCANDevicesList->at(j);
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QList<CMQTTMessage> *MessagesList = Device->GetMQTTMessagesList();
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if(mCPUInterface)
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{
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CComputerBoardState tmp =mCPUInterface->GetComputerBoardState();
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}
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if(MessagesList != 0)
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{
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for(int i = 0; i < MessagesList->size(); i++)
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{
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qint32 res = mMQTTClient.publish(MessagesList->at(i).mMessageTopic,MessagesList->at(i).mMessagePayload.toLocal8Bit(),0,true);
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QString LogMsg = QString("Envoi d'un message MQTT. Topic: %1 Payload: %2 Result: %3").arg(MessagesList->at(i).mMessageTopic).arg(MessagesList->at(i).mMessagePayload).arg(res);
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage(LogMsg,"CMQTTClientWrapper",true,3);
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}
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qDebug("Sent %d MQTT messages",MessagesList->size());
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}
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break;
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}
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case MQTT_QUEUE_MSG_MODE:
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{
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CCANDevice *Device = mCANDevicesList->at(j);
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QList<CMQTTMessage> *MessagesList = Device->GetMQTTMessagesList();
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if(mCPUInterface)
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{
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CComputerBoardState tmp =mCPUInterface->GetComputerBoardState();
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}
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if(MessagesList != 0)
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{
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for(int i = 0; i < MessagesList->size(); i++)
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{
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CMQTTMessage *NewMsg = new CMQTTMessage(MessagesList->at(i).mMessageTopic,MessagesList->at(i).mMessagePayload);
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if(mMQTTMessagesQueue.size() >= MQTT_CLIENT_MSG_QUEUE_SIZE)
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{
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delete mMQTTMessagesQueue.takeFirst();
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage("FIFO pleine, retrait du premier message.","CMQTTClientWrapper",true,3);
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}
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mMQTTMessagesQueue.append(NewMsg);
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QString LogMsg = QString("Ajout d'un message MQTT à la FIFO. Topic: %1 Payload: %2 FIFO size: %3").arg(MessagesList->at(i).mMessageTopic).arg(MessagesList->at(i).mMessagePayload).arg(mMQTTMessagesQueue.size());
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage(LogMsg,"CMQTTClientWrapper",true,3);
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mCircularBufferStatusText = QString("%2/%1 messages (0%3\%)").arg(MQTT_CLIENT_MSG_QUEUE_SIZE).arg(mMQTTMessagesQueue.size()).arg((mMQTTMessagesQueue.size()/MQTT_CLIENT_MSG_QUEUE_SIZE)*100);
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UpdateGUIBufferingStatus();
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}
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}
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break;
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}
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}
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}
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mMQTTRefreshTimer->start(mMQTTParams.mMQTTTransmitTimeout);
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}
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void CMQTTClientWrapper::MQTTReconnectTimerExpired()
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{
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if(mMQTTClient.state() == QMqttClient::Connected)
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{
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mMQTTReconnectTimer->stop(); //Already connected....
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return;
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}
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage("Tentative de connexion au serveur MQTT...","CMQTTClientWrapper",true,1);
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ConnectToBroker();
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}
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void CMQTTClientWrapper::MQTTQueueFlushTimerExipred()
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{
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#ifdef MQTT_USE_TIMER_TO_FLUSH_QUEUE
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if(mMQTTMessagesQueue.isEmpty()) //Shouldn't happen... but just to be safe
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{
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mMQTTQueueFlushTimer->stop();
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mMessagesQueueMode = MQTT_TRANSMIT_MSG_MODE;
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return;
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}
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SendNextQueueMessage();
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#endif
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}
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int CMQTTClientWrapper::SendNextQueueMessage()
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{
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CMQTTMessage *Msg = mMQTTMessagesQueue.takeFirst();
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qint32 res = mMQTTClient.publish(Msg->mMessageTopic,Msg->mMessagePayload.toLocal8Bit(),0,true);
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QString LogMsg = QString("Envoi d'un message MQTT provenant du buffer. Topic: %1 Payload: %2 FIFO Size: %3").arg(Msg->mMessageTopic).arg(Msg->mMessagePayload).arg(mMQTTMessagesQueue.size());
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage(LogMsg,"CMQTTClientWrapper",true,3);
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delete Msg; //free memory
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if(mMQTTMessagesQueue.isEmpty())
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{
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#ifdef MQTT_USE_TIMER_TO_FLUSH_QUEUE
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mMQTTQueueFlushTimer->stop();
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#endif
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mMessagesQueueMode = MQTT_TRANSMIT_MSG_MODE;
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage("Tous les messages MQTT de la FIFO ont été envoyés au serveur, passage en mode de transmission normal","CMQTTClientWrapper",true,2);
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}
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return RET_OK;
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}
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int CMQTTClientWrapper::UpdateGUIBufferingStatus()
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{
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//mProgramPtr->UpdateMQTTBufferingStatusRequest(mBufferingModeText,mCircularBufferStatusText,mRemainingBufferingTimeText);
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}
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void CMQTTClientWrapper::MQTTClientError(QMqttClient::ClientError error)
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{
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CGeneralMessagesLogDispatcher::instance()->AddLogMessage(QString("Erreur du client MQTT: %1").arg(error),"CMQTTClientWrapper",true,2);
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}
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//This function is used only when flushing the msg queue
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void CMQTTClientWrapper::MQTTMessageSent(qint32 MsgID)
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{
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#ifndef MQTT_USE_TIMER_TO_FLUSH_QUEUE
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if(mMessagesQueueMode != MQTT_QUEUE_MSG_MODE)
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{
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return;
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}
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if(mMQTTMessagesQueue.isEmpty()) //Shouldn't happen... but just to be safe
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{
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mMessagesQueueMode = MQTT_TRANSMIT_MSG_MODE;
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return;
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}
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SendNextQueueMessage();
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#endif
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}
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