coreshoppro/CoreCms.Net.Middlewares/RealIpMiddleware.cs

using Microsoft.AspNetCore.Http;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Text;
using System.Threading.Tasks;

namespace CoreCms.Net.Middlewares
{
    /// <summary>
    /// 获取真实ip地址
    /// </summary>
    public class RealIpMiddleware
    {
        private readonly RequestDelegate _next; public RealIpMiddleware(RequestDelegate next)
        {
            _next = next;
        }
        public Task Invoke(HttpContext context)
        {
            var headers = context.Request.Headers;
            if (headers.ContainsKey("X-Forwarded-For"))
            {
                context.Connection.RemoteIpAddress = IPAddress.Parse(headers["X-Forwarded-For"].ToString().Split(',', StringSplitOptions.RemoveEmptyEntries)[0]);
            }
            return _next(context);
        }
    }

}