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dns监听身份检测

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This commit is contained in:
老九 2021-08-30 22:46:50 +08:00
parent e354e80a99
commit 762b6b01da
1 changed files with 14 additions and 2 deletions
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16
FastGithub.Dns/DnsOverUdpServer.cs
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@ -55,8 +55,20 @@ namespace FastGithub.Dns
const int SIO_UDP_CONNRESET = unchecked((int)0x9800000C);
this.socket.IOControl(SIO_UDP_CONNRESET, new byte[4], new byte[4]);
}
this.socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
this.socket.Bind(new IPEndPoint(address, port));
try
{
this.socket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
this.socket.Bind(new IPEndPoint(address, port));
}
catch (SocketException ex) when (ex.SocketErrorCode == SocketError.AccessDenied)
{
if (OperatingSystem.IsLinux())
{
throw new FastGithubException($"请以root身份运行", ex);
}
throw;
}
}
/// <summary>