/// <summary>
/// https://edi.wang/post/2017/11/6/use-icmp-ping-in-netcore-20
/// </summary>
/// <param name="target"></param>
/// <returns></returns>
public async Task <NetworkReply> ExecuteICMP(string target)
{
using (Ping pingSender = new Ping())
{
// Create a buffer of 32 bytes of data to be transmitted.
string data = "";
byte[] buffer = Encoding.ASCII.GetBytes(data);
// Wait 12 seconds for a reply.
int timeout = 12000;
PingOptions options = new PingOptions(64, true);
NetworkReply network = new NetworkReply();
PingReply reply = await pingSender.SendPingAsync(target, timeout, buffer, options);
var address = reply.Address;
network.AddressFamily = address != null?address.AddressFamily.ToString() : string.Empty;
network.IP = address != null?address.ToString() : string.Empty;
network.IsIPv4MappedToIPv6 = address != null ? address.IsIPv4MappedToIPv6 : false;
network.IsIPv6Multicast = address != null ? address.IsIPv6Multicast : false;
network.IsIPv6LinkLocal = address != null ? address.IsIPv6LinkLocal : false;
network.IsIPv6SiteLocal = address != null ? address.IsIPv6SiteLocal : false;
network.IsIPv6Teredo = address != null ? address.IsIPv6SiteLocal : false;
network.TargetHost = target;
network.Status = reply.Status == IPStatus.Success;
return(network);
}
}
public void Test_NetworkService_ExecuteICMP()
{
// Using google information
string targetHost = "google.com";
string family = "InterNetwork";
PingReplyService service = new PingReplyService(this.MockAppSettings.Object);
NetworkReply result = Task.Run(async() =>
{
return(await service.ExecuteICMP(targetHost));
})
.GetAwaiter()
.GetResult();
Assert.IsFalse(result.IsIPv4MappedToIPv6);
Assert.IsFalse(result.IsIPv6LinkLocal);
Assert.IsFalse(result.IsIPv6Multicast);
Assert.IsFalse(result.IsIPv6SiteLocal);
Assert.IsFalse(result.IsIPv6Teredo);
Assert.AreEqual(result.AddressFamily.ToString(), family);
Assert.IsTrue(result.Status);
this.VerifyAndTearDown();
}
public async Task <NetworkReply> Icmp(string target)
{
NetworkReply reply = new NetworkReply();
try
{
reply = await this._pingReplyService.ExecuteICMP(target);
}
catch (PingException pex)
{
reply.Message = pex.Message;
reply.StackTrace = pex.StackTrace;
}
catch (Exception ex)
{
reply.Message = ex.InnerException.Message;
reply.StackTrace = ex.InnerException.StackTrace;
}
return(reply);
}
