private static void DownloadConfigFileAndSyncLocal(string blobSasUri)
{
try
{
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(blobSasUri);
request.Method = "GET";
XmlDocument document = new XmlDocument();
using (HttpWebResponse resp = (HttpWebResponse)request.GetResponse())
{
using (Stream s = resp.GetResponseStream())
{
using (StreamReader reader = new StreamReader(s, Encoding.UTF8))
{
document.LoadXml(reader.ReadToEnd());
}
}
}
document.Save(configFleName_Temp);
}
catch
{
Console.WriteLine("there no config file on the Cloud.");
}
if (File.Exists(configFleName_Temp))
{
OPCConfigurationManager config_temp = new OPCConfigurationManager(configFleName_Temp);
OPCConfigurationManager config = new OPCConfigurationManager(configFleName);
oPCDAServerUrl = config_temp.GetConfigurationValue("OPCDAServerUrl");
config.SetConfigurationValue("OPCDAServerUrl", oPCDAServerUrl);
streamInterval = config_temp.GetConfigurationValue("StreamInterval");
config.SetConfigurationValue("StreamInterval", streamInterval);
connectionTimeout = config_temp.GetConfigurationValue("ConnectionTimeout");
config.SetConfigurationValue("ConnectionTimeout", connectionTimeout);
tags = ParseTags(config_temp.GetConfigurationValue("Tags"));
config.SetConfigurationValue("Tags", config_temp.GetConfigurationValue("Tags"));
string temp_deviceConnectionString = config_temp.GetConfigurationValue("IOTHubConnectionString");
if (temp_deviceConnectionString != deviceConnectionString && temp_deviceConnectionString != string.Empty)
{
config.SetConfigurationValue("IOTHubConnectionString", deviceConnectionString);
Console.WriteLine("Please restart your APP for device connection string changed.\n");
Console.ReadLine();
}
}
else
{
ReadConfigFile();
}
}
private static void ReadConfigFile()
{
// Parse tags based on delimiter
if (File.Exists(configFleName))
{
OPCConfigurationManager config = new OPCConfigurationManager(configFleName);
deviceConnectionString = config.GetConfigurationValue("IOTHubConnectionString");
oPCDAServerUrl = config.GetConfigurationValue("OPCDAServerUrl");
streamInterval = config.GetConfigurationValue("StreamInterval");
connectionTimeout = config.GetConfigurationValue("ConnectionTimeout");
tags = ParseTags(config.GetConfigurationValue("Tags"));
}
}
private static void Main(string[] args)
{
// Read the latest config file available on the local server
// Fixed by Bo - first time start this app there will no config file... with out connection with iot hub
//ReadConfigFile();
if (File.Exists(configFleName))
{
OPCConfigurationManager config = new OPCConfigurationManager(configFleName);
deviceConnectionString = config.GetConfigurationValue("IOTHubConnectionString");
// When file is not present or device connection string is empty then ask user to enter this value
if (deviceConnectionString.Trim() == string.Empty)
{
Console.WriteLine("Please in put Device Primary Connection String");
deviceConnectionString = Console.ReadLine();
}
s_deviceClient = DeviceClient.CreateFromConnectionString(deviceConnectionString, Microsoft.Azure.Devices.Client.TransportType.Mqtt_WebSocket_Only);
if (s_deviceClient == null)
{
Console.WriteLine("Connect to IoT Device Failed Please Try Again!");
Console.ReadLine();
return;
}
else
{
Console.WriteLine("Device Connected！");
config.SetConfigurationValue("IOTHubConnectionString", deviceConnectionString);
//HostName=bdbiothub.azure-devices.cn;DeviceId=testbo123;SharedAccessKey=Sy8zfhPZ8/91B0aQrVzC9A2WETPK7oL87InkgZVB9b8=
DeviceInitialize(s_deviceClient).GetAwaiter().GetResult();
}
Console.OutputEncoding = Encoding.UTF8;
Console.WriteLine("Sending OPCDA server data to iothub. Ctrl-C to exit.\n");
}
else
{
Console.OutputEncoding = Encoding.UTF8;
Console.WriteLine("Please make sure local config file Exist.\n");
}
Console.ReadLine();
}
