private async Task<HttpResponseMessage> PostAsync (Dictionary<string, string> EndPoint, ByteArrayContent requestContent)
{
var querybaseUrl = new Uri ($"{InfluxUrl}/write?");
var builder = new UriBuilder (querybaseUrl);
if (!EndPoint.ContainsKey ("u"))
EndPoint.Add ("u", InfluxDBUserName);
if (!EndPoint.ContainsKey ("p"))
EndPoint.Add ("p", InfluxDBPassword);
builder.Query = await new FormUrlEncodedContent (EndPoint).ReadAsStringAsync ();
try
{
HttpResponseMessage response = await _client.PostAsync (builder.Uri, requestContent);
if (response.StatusCode == HttpStatusCode.Unauthorized || response.StatusCode == HttpStatusCode.BadGateway || (response.StatusCode == HttpStatusCode.InternalServerError && response.ReasonPhrase == "INKApi Error")) //502 Connection refused
throw new UnauthorizedAccessException ("InfluxDB needs authentication. Check uname, pwd parameters");
return response;
}
catch (HttpRequestException e)
{
if (e.InnerException.Message == "Unable to connect to the remote server")
throw new ServiceUnavailableException ();
}
return null;
}