public async Task <PingSession> StartAsync(PingRequestOptions options, CancellationToken cancellationToken)
{
var pingSender = new Ping();
var pingOptions = new PingOptions
{
Ttl = options.TimeTolive
};
var pingRequests = new List <PingRequest>();
var buffer = CreateBuffer(options.BufferSize);
var startTime = DateTime.Now;
var timer = new Stopwatch();
timer.Start();
while (!cancellationToken.IsCancellationRequested && (options.NumberOfPings == -1 || pingRequests.Count < options.NumberOfPings))
{
var requestTime = DateTime.Now;
var pingReply = await pingSender.SendPingAsync(options.Address, (int)options.PingTimeout.TotalMilliseconds, buffer, pingOptions);
var pingRequest = new PingRequest
{
Address = pingReply.Address,
Status = pingReply.Status,
RoundtripTime = pingReply.RoundtripTime,
TimeToLive = pingReply.Options?.Ttl ?? 0,
BufferLength = pingReply.Buffer.Length,
HasMatchingBuffer = CheckBuffer(buffer, pingReply.Buffer),
RequestTime = requestTime
};
pingRequests.Add(pingRequest);
var partialSession = new PingSession(startTime, timer.Elapsed, pingRequests);
PingCompleted?.Invoke(this, new PingCompletedEventArgs
{
CompletedPing = pingRequest,
Session = partialSession
});
try
{
await Task.Delay(options.DelayBetweenPings, cancellationToken);
}
catch { }
}
timer.Stop();
var endTime = DateTime.Now;
return(new PingSession(startTime, endTime, timer.Elapsed, pingRequests));
}
static async Task Main(string[] args)
{
await Parser.Default.ParseArguments <PingArguments>(args)
.WithParsedAsync(async pingArgs =>
{
var options = new PingRequestOptions
{
Address = pingArgs.TargetName,
BufferSize = pingArgs.BufferSize,
DelayBetweenPings = pingArgs.BreakBetweenPings,
PingTimeout = pingArgs.PingTimeout,
TimeTolive = pingArgs.TimeToLive,
NumberOfPings = pingArgs.PingUntilStopped ? -1 : pingArgs.NumberOfPings
};
//TODO: Error on bad layout
PingSession session = null;
if (pingArgs.Layout == Layout.Traditional)
{
session = await TraditionalPing.StartAsync(options);
}
else if (pingArgs.Layout == Layout.Modern)
{
session = await ModernPing.StartAsync(options);
}
if (session != null)
{
if (!string.IsNullOrWhiteSpace(pingArgs.ExportLocation))
{
Console.WriteLine("Exporting results to {0}...", pingArgs.ExportLocation);
using (var file = File.Open(pingArgs.ExportLocation, FileMode.Create))
using (var writer = new StreamWriter(file))
using (var csv = new CsvWriter(writer, CultureInfo.InvariantCulture))
{
await csv.WriteRecordsAsync(session.Requests.Select(r => new PingRequestExportModel(r)));
}
}
}
});
}
