public static void Start(string address, CancellationToken cancellationToken)
{
PingAttributes attrs = new PingAttributes();
RateLimiter displayUpdateLimiter = new RateLimiter(TimeSpan.FromMilliseconds(500));
ulong previousPingsSent = 0;
Ping p = new Ping(cancellationToken);
// Verify address
attrs.Address = Lookup.QueryDNS(address, AddressFamily.InterNetwork);;
// Setup ping attributes
attrs.Interval = 0;
attrs.Timeout = 100;
attrs.Message = "R U Dead Yet?";
// TODO: Option for 'heavy' flood with bloated packet sizes
attrs.Continous = true;
// Disable output for faster speeds
Display.ShowOutput = false;
// This callback will run after each ping iteration
void ResultsUpdateCallback(PingResults r)
{
// Make sure we're not updating the display too frequently
if (!displayUpdateLimiter.RequestRun())
{
return;
}
// Calculate pings per second
double pingsPerSecond = 0;
if (displayUpdateLimiter.ElapsedSinceLastRun != TimeSpan.Zero)
{
pingsPerSecond = (r.Sent - previousPingsSent) / displayUpdateLimiter.ElapsedSinceLastRun.TotalSeconds;
}
previousPingsSent = r.Sent;
// Update results text
Display.FloodProgress(r.Sent, (ulong)Math.Round(pingsPerSecond), address);
}
// Start flooding
PingResults results = p.Send(attrs, ResultsUpdateCallback);
// Display results
Display.ShowOutput = true;
Display.PingResults(attrs, results);
}
/// <summary>
/// Sends high volume of ping packets
/// </summary>
public void Flood(string address)
{
PingAttributes attrs = new PingAttributes();
Ping p = new Ping();
// Verify address
attrs.Address = PowerPing.Lookup.QueryDNS(address, AddressFamily.InterNetwork);
// Setup ping attributes
attrs.Interval = 0;
attrs.Timeout = 100;
attrs.Message = "R U Dead Yet?";
attrs.Continous = true;
// Disable output for faster speeds
Display.ShowOutput = false;
// Start flood thread
var thread = new Thread(() => {
p.Send(attrs);
});
thread.IsBackground = true;
thread.Start();
IsRunning = true;
// Results loop
while (IsRunning)
{
// Update results text
Display.FloodProgress(p.Results, address);
// Wait before updating (save our CPU load) and check for cancel event
if (cancelEvent.WaitOne(1000))
{
break;
}
}
// Cleanup
IsRunning = false;
p.Dispose();
thread.Abort();
// Display results
Display.PingResults(p);
}
// This callback will run after each ping iteration
private static void ResultsUpdateCallback(PingResults r)
{
// Make sure we're not updating the display too frequently
if (!displayUpdateLimiter.RequestRun())
{
return;
}
// Calculate pings per second
double pingsPerSecond = 0;
if (displayUpdateLimiter.ElapsedSinceLastRun != TimeSpan.Zero)
{
pingsPerSecond = (r.Sent - previousPingsSent) / displayUpdateLimiter.ElapsedSinceLastRun.TotalSeconds;
}
previousPingsSent = r.Sent;
// Update results text
Display.FloodProgress(r.Sent, (ulong)Math.Round(pingsPerSecond), m_Address);
}