84 lines
2.2 KiB
C#
84 lines
2.2 KiB
C#
using Microsoft.AspNetCore.Http;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Net;
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using System.Net.Sockets;
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using System.Runtime.CompilerServices;
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using System.Text;
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namespace Nirvana.Common
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{
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/// <summary>
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/// 网络操作
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/// </summary>
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public class Net
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{
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public static string Ip
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{
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get
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{
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try
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{
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var result = string.Empty;
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if (MyHttpContext.current != null)
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result = GetWebClientIp();
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if (string.IsNullOrWhiteSpace(result))
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result = GetLanIp();
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return result;
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}
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catch (System.Exception)
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{
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return string.Empty;
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}
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}
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}
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/// <summary>
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/// 获取Web客户端的Ip
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/// </summary>
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private static string GetWebClientIp()
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{
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var ip = GetWebRemoteIp();
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foreach (var hostAddress in Dns.GetHostAddresses(ip))
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{
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if (hostAddress.AddressFamily == AddressFamily.InterNetwork)
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return hostAddress.ToString();
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}
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return string.Empty;
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}
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/// <summary>
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/// 获取远程IP
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/// </summary>
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/// <returns></returns>
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private static string GetWebRemoteIp()
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{
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var ip = MyHttpContext.current.Request.Headers["X-Forwarded-For"].FirstOrDefault();
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if (string.IsNullOrEmpty(ip))
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{
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ip = MyHttpContext.current.Connection.RemoteIpAddress.ToString();
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}
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return ip;
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}
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/// <summary>
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/// 获取局域网IP
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/// </summary>
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private static string GetLanIp()
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{
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string userIP = System.Net.NetworkInformation.NetworkInterface.GetAllNetworkInterfaces()
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.Select(p => p.GetIPProperties())
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.SelectMany(p => p.UnicastAddresses)
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.Where(p => p.Address.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork && !System.Net.IPAddress.IsLoopback(p.Address))
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.FirstOrDefault()?.Address.ToString();
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return userIP;
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}
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}
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}
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