Yi.Framework.Net6/Yi.Framework.Common/Helper/IpHelper.cs

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using System.Linq;
using System.Net;
using System.Net.NetworkInformation;
using System.Net.Sockets;
 
namespace Yi.Framework.Common.Helper
{
    public class IpHelper
    {
        /// <summary>
        /// 获取当前IP地址
        /// </summary>
        /// <param name="preferredNetworks"></param>
        /// <returns></returns>
        public static string GetCurrentIp(string preferredNetworks)
        {
            var instanceIp = "127.0.0.1";

            try
            {
                // 获取可用网卡
                var nics = NetworkInterface.GetAllNetworkInterfaces()?.Where(network => network.OperationalStatus == OperationalStatus.Up);

                // 获取所有可用网卡IP信息
                var ipCollection = nics?.Select(x => x.GetIPProperties())?.SelectMany(x => x.UnicastAddresses);

                foreach (var ipadd in ipCollection)
                {
                    if (!IPAddress.IsLoopback(ipadd.Address) && ipadd.Address.AddressFamily == AddressFamily.InterNetwork)
                    {
                        if (string.IsNullOrEmpty(preferredNetworks))
                        {
                            instanceIp = ipadd.Address.ToString();
                            break;
                        }

                        if (!ipadd.Address.ToString().StartsWith(preferredNetworks)) continue;
                        instanceIp = ipadd.Address.ToString();
                        break;
                    }
                }
            }
            catch
            {
                // ignored
            }

            return instanceIp;
        }
    }
}