bool QApplicationConfig::connectSocket()
{
m_context = new PollingZMQContext(this, 1);
connect(m_context, SIGNAL(pollError(int,QString)),
this, SLOT(pollError(int,QString)));
m_context->start();
m_configSocket = m_context->createSocket(ZMQSocket::TYP_DEALER, this);
m_configSocket->setLinger(0);
m_configSocket->setIdentity(QString("%1-%2").arg("appconfig").arg(QCoreApplication::applicationPid()).toLocal8Bit());
try {
m_configSocket->connectTo(m_configUri);
}
catch (const zmq::error_t &e) {
QString errorString;
errorString = QString("Error %1: ").arg(e.num()) + QString(e.what());
updateError(SocketError, errorString);
updateState(Error);
return false;
}
connect(m_configSocket, SIGNAL(messageReceived(QList<QByteArray>)),
this, SLOT(configMessageReceived(QList<QByteArray>)));
return true;
}
/** Processes all message received on config */
void ConfigBase::processConfigChannelMessage(const Container &rx)
{
// react to describe application message
if (rx.type() == MT_DESCRIBE_APPLICATION)
{
if (m_state == State::Listing)
{
emit fsmListingApplicationRetrieved(QPrivateSignal());
}
handleDescribeApplicationMessage(rx);
}
// react to application detail message
else if (rx.type() == MT_APPLICATION_DETAIL)
{
if (m_state == State::Loading)
{
emit fsmLoadingApplicationLoaded(QPrivateSignal());
}
handleApplicationDetailMessage(rx);
}
// react to error message
else if (rx.type() == MT_ERROR)
{
// update error string with note
m_errorString = "";
for (int i = 0; i < rx.note_size(); ++i)
{
m_errorString.append(QString::fromStdString(rx.note(i)) + "\n");
}
emit errorStringChanged(m_errorString);
}
emit configMessageReceived(rx);
}