// Creates a new instance of NetworkServerConfiguration by reading values from environment variables
public static IotEdgeConfiguration CreateFromEnviromentVariables()
{
var config = new IotEdgeConfiguration();
// Create case insensitive dictionary from environment variables
var envVars = new CaseInsensitiveEnvironmentVariables(Environment.GetEnvironmentVariables());
config.Interval = envVars.GetEnvVar("INTERVAL", config.Interval);
config.Decoder = envVars.GetEnvVar("DECODER", string.Empty);
return(config);
}
/// <summary>
/// Initializes the ModuleClient and sets up the callback to receive
/// messages containing temperature information
/// </summary>
static async Task Init()
{
AmqpTransportSettings amqpSetting = new AmqpTransportSettings(TransportType.Amqp_Tcp_Only);
ITransportSettings[] settings = { amqpSetting };
// Open a connection to the Edge runtime
ioTHubModuleClient = await ModuleClient.CreateFromEnvironmentAsync(settings);
await ioTHubModuleClient.OpenAsync();
Console.WriteLine("IoT Hub module client initialized.");
configuration = IotEdgeConfiguration.CreateFromEnviromentVariables();
Console.WriteLine($"Interval set from ENV to: {configuration.Interval}");
Console.WriteLine($"Decoder set from ENV to: {configuration.Decoder}");
timer = new System.Threading.Timer(TimerCallback, null, configuration.Interval, configuration.Interval);
}
