private void ModbusMessageReceived(string resource, string contentType, byte[] message)
{
try
{
MbapHeader header = MbapHeader.Decode(message);
string key = GetCacheKey(header);
if (cache.Contains(key))
{
cache.Remove(key);
OnReceive?.Invoke(this, new ChannelReceivedEventArgs(channel.Id, message));
logger?.LogDebug("Output channel received message.");
diag?.PublishOutput(header).GetAwaiter();
}
else
{
logger?.LogWarning("Vrtu channel cannot match received message.");
}
}
catch (Exception ex)
{
logger?.LogError(ex, "Fault receiving message on vrtu channel.");
}
}
public async Task SendAsync(byte[] message)
{
if (client == null || !client.IsConnected)
{
logger?.LogWarning("Module channel client is unavailable to send.");
return;
}
try
{
MbapHeader header = MbapHeader.Decode(message);
string pisystem = UriGenerator.GetRtuPiSystem(hostname, virtualRtuId, deviceId, header.UnitId, false);
await client.PublishAsync(QualityOfServiceLevelType.AtMostOnce, pisystem, "application/json", message);
await diag?.PublishOutput(header);
logger?.LogDebug("Published message on module channel");
}
catch (Exception ex)
{
logger?.LogError(ex, "Fault sending on module channel.");
}
}
