public static void Run([IoTHubTrigger("messages/events", Connection = "IotHub", ConsumerGroup = "systemintegration"), ] EventData message, ILogger log)
{
log.LogInformation("I början...");
DeviceMessage deviceMessage = JsonConvert.DeserializeObject <DeviceMessage>(Encoding.UTF8.GetString(message.Body.Array));
using (SqlConnection sql_Connection = new SqlConnection(Environment.GetEnvironmentVariable("Sqldb_Conn")))
{
sql_Connection.Open();
log.LogInformation("I mitten...");
using (SqlCommand sql_command = new SqlCommand("INSERT INTO SensorData (Temperature, Humidity, Epochtime) VALUES(@temperature, @humidity, @epochtime)", sql_Connection)) {
log.LogInformation("I slutet...");
sql_command.Parameters.AddWithValue("@temperature", deviceMessage.temperature);
sql_command.Parameters.AddWithValue("@humidity", deviceMessage.humidity);
sql_command.Parameters.AddWithValue("@epochtime", deviceMessage.epochtime);
sql_command.ExecuteNonQuery();
}
}
log.LogInformation($"C# IoT Hub trigger function processed a message: {Encoding.UTF8.GetString(message.Body.Array)}");
}
public static async Task <IActionResult> Run(
[HttpTrigger(AuthorizationLevel.Anonymous, "get", Route = null)] HttpRequest req,
ILogger log)
{
log.LogInformation("***Fetching data from SQL***");
string query = "EXEC GetSQLData";
List <DeviceMessage> deviceMessages = new List <DeviceMessage>();
using (SqlConnection sql_Connection = new SqlConnection(Environment.GetEnvironmentVariable("Sqldb_Conn")))
{
sql_Connection.Open();
using (SqlCommand sql_command = new SqlCommand(query, sql_Connection))
{
try
{
using (SqlDataReader sql_DataReader = sql_command.ExecuteReader())
{
while (sql_DataReader.Read())
{
DeviceMessage deviceMessage = new DeviceMessage
{
temperature = float.Parse(sql_DataReader["Temperature"].ToString()),
humidity = float.Parse(sql_DataReader["Humidity"].ToString()),
epochtime = long.Parse(sql_DataReader["Epochtime"].ToString()),
id = int.Parse(sql_DataReader["id"].ToString())
};
deviceMessages.Add(deviceMessage);
}
}
}
catch
{
log.LogInformation("**SQL FETCHING ERROR***");
}
}
};
return(deviceMessages != null
? (ActionResult) new OkObjectResult(deviceMessages)
: new BadRequestResult());
}
