/// <summary>
/// Starts an asynchronous ping request and returns the result
/// </summary>
/// <returns></returns>
public async Task <PingResult> StartPingAsync()
{
Ping sender = new Ping();
PingResult result = new PingResult()
{
TimeStamp = DateTime.Now,
AddressOrIp = this.AddressOrIp
};
PingReply reply;
try
{
reply = await sender.SendPingAsync(this.AddressOrIp);
result.AddReplyData(reply);
}
catch (Exception b)
{
result.AddReplyException(b);
}
finally
{
//release resource
sender.Dispose();
await Task.Delay(_intervalBetweenPings);
}
//return the ping results
return(result);
}
/// <summary>
/// adds a new ping results to the stats
/// </summary>
/// <param name="result"></param>
public void Add(PingResult result)
{
if (String.IsNullOrEmpty(result.AddressOrIp))
{
return;
}
if (result.Status.Equals(PingResult.StatusMessage.SUCCESS))
{
//On successful packet send, determine if max latency increased
if (result.Latency > _maxLatency)
{
MaxLatency = result.Latency;
}
//Latency is less then 1, set to zero
if (result.Latency < 1)
{
result.Latency = 1;
}
_successfulPings.Add(result.Latency);
OnPropertyChanged(nameof(AverageLatency));
}
else // errors or time outs increase packets lost value
{
_packetsLost++;
}
PacketsSent++;
}
/// <summary>
/// Log the results of a ping to a text file
/// </summary>
/// <param name="pingResults"></param>
/// <param name="path"></param>
public static void LogToTextFile(PingResult pingResults, string path = null)
{
//path unset, set it
if (String.IsNullOrEmpty(path))
{
path = Path;
}
//validate pingresult and directory exists
if (Object.Equals(pingResults, null) && !Directory.Exists(path))
{
return;
}
string fileName = DateTime.Today.ToShortDateString().Substring(0).Replace('/', '-') + ".log";
using (StreamWriter fs = File.AppendText(path + fileName))
{
fs.WriteLine(pingResults.ToString());
}
}
