private static bool NetworkInterfaceHasKeyword(NetworkInterface networkInterface, string keyword)
{
if (!HostUtility.ContactsIgnoreCase(networkInterface.Name, keyword))
{
return(HostUtility.ContactsIgnoreCase(networkInterface.Description, keyword));
}
return(true);
}
private static string GetIPAddressFromNetworkInterface()
{
try
{
NetworkInterface[] networkInterfaces = NetworkInterface.GetAllNetworkInterfaces();
Dictionary <int, IPAddress> source = new Dictionary <int, IPAddress>();
foreach (NetworkInterface networkInterface in networkInterfaces)
{
int key = 512;
if (networkInterface.NetworkInterfaceType == NetworkInterfaceType.Loopback)
{
key -= 256;
}
if (HostUtility.NetworkInterfaceHasKeyword(networkInterface, "Virtual"))
{
key -= 128;
}
if (HostUtility.NetworkInterfaceHasKeyword(networkInterface, "本地连接") || HostUtility.NetworkInterfaceHasKeyword(networkInterface, "Local Area Connection"))
{
key += 64;
}
if (networkInterface.OperationalStatus == OperationalStatus.Up)
{
key += 32;
}
if (!source.ContainsKey(key))
{
foreach (UnicastIPAddressInformation unicastAddress in networkInterface.GetIPProperties().UnicastAddresses)
{
if (unicastAddress.Address.AddressFamily == AddressFamily.InterNetwork)
{
source.Add(key, unicastAddress.Address);
break;
}
}
}
}
return(source.OrderByDescending <KeyValuePair <int, IPAddress>, int>((Func <KeyValuePair <int, IPAddress>, int>)(item => item.Key)).FirstOrDefault <KeyValuePair <int, IPAddress> >().Value.ToString());
}
catch (Exception ex)
{
HostUtility._logger.Warn("GetIPAddressFromNetworkInterface Failed.", ex);
return((string)null);
}
}
static HostUtility()
{
HostUtility.Name = HostUtility.GetHostName();
HostUtility.IPv4 = HostUtility.GetIPAddressFromNetworkInterface() ?? HostUtility.GetIPAddressFromDns();
}