// This callback will run after each ping iteration
// This is technically our main update loop for the graph
private void OnPingResultsUpdateCallback(PingResults r)
{
// Make sure we're not updating the display too frequently
if (!_displayUpdateLimiter.RequestRun())
{
return;
}
int scalePrevious = _scale;
// Reset position
Console.CursorTop = _plotStartY;
Console.CursorLeft = _plotStartX;
// Update labels
UpdateLegend(r);
// Get results from ping and add to graph
AddResponseToGraph(r.CurrTime);
// Draw graph columns
DrawColumns();
// Only draw the y axis labels if the scale has changed
if (scalePrevious != _scale)
{
DrawYAxisLabels();
}
Console.CursorTop = EndCursorPosY;
}
/// <summary>
/// Starts the pinging cycle.
/// </summary>
private void startPinging()
{
chartPing.Series["Series1"].Points.Clear();
buttonStartStop.Text = "Stop";
PingResults = new PingResults();
textBoxStartTime.Text = PingResults.StartTime.ToString();
textBoxEndTime.Text = "";
if (backgroundWorker.IsBusy != true)
{
backgroundWorker.RunWorkerAsync();
}
}
public MainForm()
{
InitializeComponent();
Config = new Config();
backgroundWorker.WorkerReportsProgress = true;
backgroundWorker.WorkerSupportsCancellation = true;
backgroundWorker.DoWork += new DoWorkEventHandler(backgroundWorker_DoWork);
PingResults = new PingResults();
Pinging = false;
initializeDialogs();
}
public async Task <IActionResult> CheckInternet()
{
var client = _clientFactory.CreateClient();
var googleRequest = await client.GetAsync("https://www.google.com/");
var netflixRequest = await client.GetAsync("https://www.netflix.com/");
var stofaRequest = await client.GetAsync("https://stofa.dk/");
var results = new PingResults
{
GoogleHttp = googleRequest.StatusCode,
NetflixHttp = netflixRequest.StatusCode,
StofaHttp = stofaRequest.StatusCode
};
if (!googleRequest.IsSuccessStatusCode || !netflixRequest.IsSuccessStatusCode || !stofaRequest.IsSuccessStatusCode)
{
return(StatusCode(StatusCodes.Status500InternalServerError, results));
}
return(Ok(results));
}
public PingPanelViewModel()
{
StartPing = ReactiveCommand.CreateFromObservable(() =>
{
PingResults.Clear();
return(PingHost(_hostName).TakeUntil(StopPing));
});
StopPing = ReactiveCommand.Create(() => Unit.Default);
_mostRecentPingResult = Observable.Merge(
_pingResults.ItemsAdded,
StopPing.Select(_ => ""),
this.WhenAnyValue(vm => vm.HostName).WhereNotNull().Select(_ => ""))
.ToProperty(this, vm => vm.MostRecentPingResult);
this.WhenActivated(disposables =>
{
StartPing
.Do(pingMessage => PingResults.Insert(0, pingMessage))
.Subscribe()
.DisposeWith(disposables);
this
.WhenAnyValue(vm => vm.IsPinging)
.Where(false)
.Subscribe(_ => IsShowingPingResultDetails = false)
.DisposeWith(disposables);
Observable.Merge <(string Title, string Message)>(
StartPing.ThrownExceptions.Select(ex => (("Could not start pinging", ex.Message))),
StopPing.ThrownExceptions.Select(ex => (("Could not stop pinging", ex.Message))))
.SelectMany(dialogContent => _messages.Handle(new MessageInfo(MessageType.Error, dialogContent.Message, dialogContent.Title)))
.Subscribe()
.DisposeWith(disposables);
});
}
private void PingFailed()
{
PingResults.Add(DateTime.Now, false);
}
public List <DateTime> GetFailedPings()
{
return(PingResults.Where(r => r.Value == false).Select(r => r.Key).ToList());
}
/// <summary>
/// Update graph legend text labels
/// </summary>
/// <param name="results"></param>
private void UpdateLegend(PingResults results)
{
// save cursor location
int cursorPositionX = Console.CursorLeft;
int cursorPositionY = Console.CursorTop;
string blankLabel = new string(' ', 8);
// Update sent label
Console.SetCursorPosition(_sentLabelX, _sentLabelY);
// Clear label first
Console.Write(blankLabel);
// Move cursor back
Console.CursorLeft = Console.CursorLeft - 8;
// Write label value
Console.Write(results.Sent);
// Update recieve label
Console.SetCursorPosition(_recvLabelX, _recvLabelY);
Console.Write(blankLabel);
Console.CursorLeft = Console.CursorLeft - 8;
Console.Write(results.Received);
// Update average label
Console.SetCursorPosition(_avgLabelX, _avgLabelY);
Console.Write(new string(' ', 15));
Console.CursorLeft = Console.CursorLeft - 15;
double r = Math.Round(results.AvgTime, 1);
if (_lastAvg < r)
{
Console.ForegroundColor = ConsoleColor.DarkRed;
Console.Write("+");
if (results.CurrTime - _lastRes > 20)
{
Console.Write("+");
}
}
else if (_lastAvg > r)
{
Console.ForegroundColor = ConsoleColor.DarkGreen;
Console.Write("-");
if (_lastRes - results.CurrTime > 20)
{
Console.Write("-");
}
}
else
{
Console.ForegroundColor = ConsoleColor.DarkYellow;
Console.Write("~");
}
_lastAvg = r;
_lastRes = results.CurrTime;
Console.ResetColor();
Console.Write("{0:0.0}ms", results.AvgTime);
// Update fail label
Console.SetCursorPosition(_failLabelX, _failLabelY);
Console.Write(blankLabel);
Console.CursorLeft = Console.CursorLeft - 8;
Console.Write(results.Lost);
// Update peak label
Console.SetCursorPosition(_peakLabelX, _peakLabelY);
Console.Write(new string(' ', 15));
Console.CursorLeft = Console.CursorLeft - 15;
List <double> noTimeoutResponses = new List <double>();
noTimeoutResponses.AddRange(_responseTimes);
noTimeoutResponses.RemoveAll(x => x == 0d);
Console.Write("{0}ms",
_responseTimes.Count > 0 && noTimeoutResponses.Count > 0 ? Math.Round(noTimeoutResponses.Max(), 1) : 0);
// Update RTT label
Console.SetCursorPosition(_rttLabelX, _rttLabelY);
Console.Write(blankLabel);
Console.CursorLeft = Console.CursorLeft - 8;
Console.Write("{0:0.0}ms", results.CurrTime);
// Update time label
Console.SetCursorPosition(_timeLabelX, _timeLabelY);
Console.Write(blankLabel + " ");
Console.CursorLeft = Console.CursorLeft - 16;
Console.Write("{0:hh\\:mm\\:ss}", results.TotalRunTime);
// Reset cursor to starting position
Console.SetCursorPosition(cursorPositionX, cursorPositionY);
}
public void OnFinish(PingResults results)
{
ConsoleDisplay.PingResults(Attributes, results);
}
