public static async Task<PingReply> Ping(string hostNameOrIPAddress, int ttl = 0)
{
var pinger = new Ping();
var options = new PingOptions(ttl, dontFragment: true);
return await pinger.SendTaskAsync(hostNameOrIPAddress, 0x1388, DefaultSendBuffer, options);
}
private async Task<ICMPResult> ICMPTest(Server server)
{
Logging.Debug("Ping " + server.FriendlyName());
if (server.server == "") return null;
var result = new ICMPResult(server);
try
{
var IP =
Dns.GetHostAddresses(server.server)
.First(
ip =>
ip.AddressFamily == AddressFamily.InterNetwork ||
ip.AddressFamily == AddressFamily.InterNetworkV6);
var ping = new Ping();
foreach (var _ in Enumerable.Range(0, Repeat))
{
try
{
var reply = await ping.SendTaskAsync(IP, TimeoutMilliseconds);
if (reply.Status.Equals(IPStatus.Success))
{
result.RoundtripTime.Add((int?) reply.RoundtripTime);
}
else
{
result.RoundtripTime.Add(null);
}
//Do ICMPTest in a random frequency
Thread.Sleep(TimeoutMilliseconds + new Random().Next()%TimeoutMilliseconds);
}
catch (Exception e)
{
Logging.Error($"An exception occured while eveluating {server.FriendlyName()}");
Logging.LogUsefulException(e);
}
}
}
catch (Exception e)
{
Logging.Error($"An exception occured while eveluating {server.FriendlyName()}");
Logging.LogUsefulException(e);
}
return result;
}
private async Task<List<DataList>> ICMPTest(Server server)
{
Logging.Debug("Ping " + server.FriendlyName());
if (server.server == "") return null;
var IP = Dns.GetHostAddresses(server.server).First(ip => (ip.AddressFamily == AddressFamily.InterNetwork || ip.AddressFamily == AddressFamily.InterNetworkV6));
var ping = new Ping();
var ret = new List<DataList>();
foreach (var timestamp in Enumerable.Range(0, Repeat).Select(_ => DateTime.Now.ToString(DateTimePattern)))
{
//ICMP echo. we can also set options and special bytes
try
{
var reply = await ping.SendTaskAsync(IP, Timeout);
ret.Add(new List<KeyValuePair<string, string>>
{
new KeyValuePair<string, string>("Timestamp", timestamp),
new KeyValuePair<string, string>("Server", server.FriendlyName()),
new KeyValuePair<string, string>("Status", reply?.Status.ToString()),
new KeyValuePair<string, string>("RoundtripTime", reply?.RoundtripTime.ToString())
//new KeyValuePair<string, string>("data", reply.Buffer.ToString()); // The data of reply
});
Thread.Sleep(Timeout + new Random().Next() % Timeout);
//Do ICMPTest in a random frequency
}
catch (Exception e)
{
Logging.Error($"An exception occured while eveluating {server.FriendlyName()}");
Logging.LogUsefulException(e);
}
}
return ret;
}
