/// <summary>
/// Connects to MCS Live Server.
/// </summary>
public bool Connect()
{
Disconnect(); // Remove any existing connection objects
string received;
string url = string.Format(_addressDeviceLiveConnect, _MID);
if (Get(url, out received))
{
if (received != null && received.Length > 0)
{
LiveConnectionDetails connectionDetails = JsonConvert.DeserializeObject <LiveConnectionDetails>(received);
if (connectionDetails != null)
{
// Connect to messaging server.
if (Open(connectionDetails))
{
// Enable automatic callback handler if specified.
if (UseAutomaticCallbacks)
{
lock (_modelLock)
{
_consumer = new EventingBasicConsumer(_model);
_consumer.Received += ConsumerReceived;
_consumerTag = _model.BasicConsume(_rmqQueueName, false, _consumer);
}
}
return(true);
}
}
}
}
return(false);
}
private bool Open(LiveConnectionDetails connectionDetails)
{
if (connectionDetails.UseSsl)
{
var ssl = new SslOption();
ssl.Enabled = true;
if (IgnoreSslCertificateErrors)
{
ssl.AcceptablePolicyErrors = SslPolicyErrors.RemoteCertificateNotAvailable | SslPolicyErrors.RemoteCertificateNameMismatch | SslPolicyErrors.RemoteCertificateChainErrors;
}
ssl.ServerName = connectionDetails.Server;
_connectionFactory = new ConnectionFactory
{
HostName = connectionDetails.Server,
UserName = _MID,
Password = _preSharedKey,
RequestedHeartbeat = new TimeSpan(0, 0, _heartbeatInterval),
Ssl = ssl,
};
}
else
{
_connectionFactory = new ConnectionFactory
{
HostName = connectionDetails.Server,
UserName = _MID,
Password = _preSharedKey,
RequestedHeartbeat = new TimeSpan(0, 0, _heartbeatInterval)
};
}
try
{
_connection = _connectionFactory.CreateConnection();
if (_connection != null && _connection.IsOpen)
{
lock (_modelLock)
{
_model = _connection.CreateModel();
_model.BasicQos(0, (ushort)this.PrefetchCount, false);
_transactionOpen = false;
return(_model != null && _model.IsOpen);
}
}
}
catch (Exception e)
{
LastErrorMessage = e.Message;
}
return(false); // Failed to create connection
}
protected static MasterloopLiveConnection GetMCSLiveTemporary()
{
MasterloopServerConnection mcs = GetMCSAPI();
LiveAppRequest lar = new LiveAppRequest()
{
MID = GetMID(),
ConnectAllCommands = true,
ConnectAllObservations = true,
InitObservationValues = false,
ReceiveDevicePulse = true
};
LiveConnectionDetails lcd = mcs.RequestLiveConnection(new LiveAppRequest[] { lar });
return(new MasterloopLiveConnection(lcd));
}
protected static MasterloopLiveConnection GetMCSPersistentConnection()
{
MasterloopServerConnection mcs = GetMCSAPI();
string subscriptionKey = GetPersistentSubscriptionKey();
mcs.DeleteLivePersistentSubscription(subscriptionKey);
LivePersistentSubscriptionRequest request = new LivePersistentSubscriptionRequest()
{
SubscriptionKey = subscriptionKey,
TID = GetTID(),
ConnectAllCommands = true
};
if (mcs.CreateLivePersistentSubscription(request))
{
LiveConnectionDetails lcd = mcs.GetLivePersistentSubscriptionConnection(subscriptionKey);
return(new MasterloopLiveConnection(lcd));
}
else
{
throw new Exception("Could not create subscription");
}
}