添加项目文件。

common/Tnb.Common/Security/NetHelper.cs

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+using System.Net.NetworkInformation;
+using System.Text;
+using JNPF.DependencyInjection;
+using JNPF.JsonSerialization;
+using JNPF.RemoteRequest.Extensions;
+using Microsoft.AspNetCore.Http;
+
+namespace JNPF.Common.Security;
+
+/// <summary>
+/// 网络操作
+/// 版 本：V3.0.0
+/// 版 权：拓通智联科技有限公司（http://www.tuotong-tech.com）
+/// 作 者：JNPF开发平台组.
+/// </summary>
+[SuppressSniffer]
+public static class NetHelper
+{
+    #region Ip(获取Ip)
+
+    /// <summary>
+    /// 获取Ip.
+    /// </summary>
+    public static string Ip
+    {
+        get
+        {
+            string result = string.Empty;
+            if (App.HttpContext != null)
+                result = GetWebClientIp();
+            return result.Equals("::1") ? "127.0.0.1" : result;
+        }
+    }
+
+    /// <summary>
+    /// 请求Url.
+    /// </summary>
+    public static string Url
+    {
+        get
+        {
+            return new StringBuilder().Append(App.HttpContext?.Request?.Scheme).Append("://")
+                .Append(App.HttpContext?.Request?.Host).Append(App.HttpContext?.Request?.PathBase)
+                .Append(App.HttpContext?.Request?.Path).Append(App.HttpContext?.Request?.QueryString).ToString();
+        }
+    }
+
+    /// <summary>
+    /// 得到客户端IP地址.
+    /// </summary>
+    /// <returns></returns>
+    private static string GetWebClientIp()
+    {
+        HttpContext httpContext = App.HttpContext;
+        string ip = httpContext?.Request.Headers["X-Forwarded-For"].FirstOrDefault();
+        if (string.IsNullOrEmpty(ip))
+        {
+            ip = App.HttpContext.Connection.RemoteIpAddress.ToString();
+        }
+
+        return ip;
+    }
+
+    #endregion
+
+    #region 获取mac地址
+
+    /// <summary>
+    /// 返回描述本地计算机上的网络接口的对象(网络接口也称为网络适配器).
+    /// </summary>
+    /// <returns></returns>
+    public static NetworkInterface[] NetCardInfo()
+    {
+        return NetworkInterface.GetAllNetworkInterfaces();
+    }
+
+    /// <summary>
+    /// 通过NetworkInterface读取网卡Mac.
+    /// </summary>
+    /// <returns></returns>
+    public static List<string> GetMacByNetworkInterface()
+    {
+        List<string> macs = new List<string>();
+        NetworkInterface[] interfaces = NetworkInterface.GetAllNetworkInterfaces();
+        foreach (NetworkInterface ni in interfaces)
+        {
+            macs.Add(ni.GetPhysicalAddress().ToString());
+        }
+
+        return macs;
+    }
+
+    #endregion
+
+    #region Ip城市(获取Ip城市)
+
+    /// <summary>
+    /// 获取IP地址信息.
+    /// </summary>
+    /// <param name="ip"></param>
+    /// <returns></returns>
+    public static async Task<string> GetLocation(string ip)
+    {
+        string res = string.Empty;
+        try
+        {
+            string url = string.Format("https://sp0.baidu.com/8aQDcjqpAAV3otqbppnN2DJv/api.php?query={0}&resource_id=6006&ie=utf8&oe=gbk&format=json", ip);
+            string result = await url.GetAsStringAsync();
+            dataone? resJson = result.ToObject<obj>().data.FirstOrDefault();
+            string data = resJson?.location;
+            res = data != null ? data.Split(' ')[0] : "本地局域网";
+        }
+        catch
+        {
+            res = string.Empty;
+        }
+
+        return res;
+    }
+
+    /// <summary>
+    /// 百度接口.
+    /// </summary>
+    public class obj
+    {
+        public List<dataone>? data { get; set; }
+    }
+
+    public class dataone
+    {
+        public string? location { get; set; }
+    }
+
+    #endregion
+}