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));
}
private Task StartPing()
{
while (true)
{
int timeOut;
using (TcpClient tcpClient = new TcpClient())
{
timeOut = (tcpClient.ConnectAsync(_host, _port).Wait(1000))
? _period * 1000
: (_period - 1) * 1000;
string replyLog = $"{DateTime.Now:dd MMMM yyyy HH:mm:ss} {_host} {((tcpClient.Connected) ? "Success" : "Failed")}";
PingCompleted?.Invoke(replyLog, _configProtocol);
}
Thread.Sleep(timeOut);
}
}
private void PingRoundCompleted(object sender, PingCompletedEventArgs ev)
{
if (ev.Cancelled)
{
PingCompleted?.Invoke("Пинг отменён.", _configProtocol);
((AutoResetEvent)ev.UserState).Set();
}
if (ev.Error != null)
{
PingCompleted?.Invoke($"Ошибка пинга: {ev.Error}", _configProtocol);
((AutoResetEvent)ev.UserState).Set();
}
PingReply pingReply = ev.Reply;
var replyLog = $"{DateTime.Now:dd MMMM yyyy HH:mm:ss} {_host} {pingReply.Status}";
((AutoResetEvent)ev.UserState).Set();
PingCompleted?.Invoke(replyLog, _configProtocol);
}
private async Task StartAsync()
{
while (true)
{
using (HttpClient httpClient = new HttpClient())
{
var urlBuilder = new UriBuilder(_host);
urlBuilder.Scheme = "http";
string host = urlBuilder.ToString();
Uri url;
if (!Uri.TryCreate(host, UriKind.Absolute, out url))
{
PingCompleted?.Invoke($"Ошибка url {host} для HTTP протокола!", _configProtocol);
return;
}
try
{
HttpResponseMessage httpResponse = await httpClient.GetAsync(url);
httpResponse.EnsureSuccessStatusCode();
string replyLog =
$"{DateTime.Now:dd MMMM yyyy HH:mm:ss} {host} {((int) httpResponse.StatusCode == _validCode ? "Success" : "Failed")}";
PingCompleted?.Invoke(replyLog, _configProtocol);
}
catch (HttpRequestException e)
{
string replyLog = $"\nОшибка :{url} - {e.Message}";
PingCompleted?.Invoke(replyLog, _configProtocol);
}
}
Thread.Sleep(_period * 1000);
}
}
protected void OnPingCompleted(PingCompletedEventArgs e)
{
PingCompleted?.Invoke(this, e);
}
protected virtual void OnPingCompleted()
{
PingCompleted?.Invoke(this, EventArgs.Empty);
}