public void UpdateStatistics(SessionPanel sessionPanel, PingSession pingSession)
{
sessionPanel.HostLabel.Text = pingSession.Host;
sessionPanel.TitleLabel.Text = pingSession.Title;
sessionPanel.PacketLossLabel.Text = pingSession.PacketLostPercent.ToString() + "%";
if (pingSession.PacketLostPercent < 100)
{
ICMPReply lastReply = pingSession.ReplyQueue.Last();
if (lastReply.Status == System.Net.NetworkInformation.IPStatus.Success)
{
sessionPanel.LastDelayLabel.Text = lastReply.RoundtripTime.ToString() + "ms";
}
else
{
sessionPanel.LastDelayLabel.Text = lastReply.Status.ToString();
}
sessionPanel.AvgLabel.Text = pingSession.AverageLatency.ToString() + " ms";
sessionPanel.MaxLabel.Text = pingSession.MaxLatency.ToString() + " ms";
sessionPanel.MinLabel.Text = pingSession.MinLatency.ToString() + " ms";
sessionPanel.JitterLabel.Text = pingSession.Jitter.ToString() + " ms";
}
else
{
sessionPanel.LastDelayLabel.Text = pingSession.ReplyQueue.Last().Status.ToString();
sessionPanel.AvgLabel.Text = "N/A";
sessionPanel.MaxLabel.Text = "N/A";
sessionPanel.MinLabel.Text = "N/A";
sessionPanel.JitterLabel.Text = "N/A";
}
}
public void Add(ICMPReply newReply)
{
log.Debug("Adding new reply");
ReplyQueue.Enqueue(newReply);
if (ReplyQueue.Count > MaxLength)
{
log.Debug("Reply queue to large. Dequeueing oldest item");
ReplyQueue.Dequeue();
}
log.Debug("Queue size [" + ReplyQueue.Count + "]");
ComputeStatistics();
log.Debug("Completed Add");
}
private ICMPReply SendPing()
{
Ping pinger = new Ping();
PingReply reply = null;
ICMPReply replyWrapper = null;
try
{
reply = pinger.Send(Host);
replyWrapper = new ICMPReply(reply);
}catch (PingException e)
{
replyWrapper = new ICMPReply();
//todo: this throws an exception if it's a hostname instead of an IP address
replyWrapper.Address = System.Net.IPAddress.Parse(Host);
replyWrapper.Status = IPStatus.IcmpError;
}
return(replyWrapper);
}
private void Run()
{
while (isRunning)
{
ICMPReply reply = SendPing();
pingSession.Add(reply);
PingReplyReceivedEventArgs args = new PingReplyReceivedEventArgs();
args.PingSession = pingSession;
if (PingReplyRecieved != null)
{
PingReplyRecieved(this, args);
}
Thread.Sleep(delay);
}
log.Info("PingMonitor to host [" + Host + "] terminated");
}
