aspnetcore/test/Microsoft.AspNetCore.Server.../IPv6SupportedConditionAttri...

37 lines
1.2 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System;
using System.Net;
using System.Net.Sockets;
using Microsoft.AspNetCore.Testing.xunit;
namespace Microsoft.AspNetCore.Server.Kestrel.FunctionalTests
{
[AttributeUsage(AttributeTargets.Method, AllowMultiple = false)]
public class IPv6SupportedConditionAttribute : Attribute, ITestCondition
{
private static readonly Lazy<bool> _ipv6Supported = new Lazy<bool>(CanBindToIPv6Address);
public bool IsMet => _ipv6Supported.Value;
public string SkipReason => "IPv6 not supported on the host.";
private static bool CanBindToIPv6Address()
{
try
{
using (var socket = new Socket(AddressFamily.InterNetworkV6, SocketType.Stream, ProtocolType.Tcp))
{
socket.Bind(new IPEndPoint(IPAddress.IPv6Loopback, 0));
return true;
}
}
catch (SocketException)
{
return false;
}
}
}
}