【新增】新增客户端IP限流模块。

CoreCms.Net.Middlewares/IpLimitMiddleware.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using AspNetCoreRateLimit;
+using CoreCms.Net.Configuration;
+using CoreCms.Net.Loging;
+using Hangfire.Logging;
+using Microsoft.AspNetCore.Builder;
+using NLog;
+using LogLevel = NLog.LogLevel;
+
+namespace CoreCms.Net.Middlewares
+{
+    /// <summary>
+    /// 限制 ip 流量
+    /// </summary>
+    public static class IpLimitMiddleware
+    {
+        public static void UseIpLimitMiddle(this IApplicationBuilder app)
+        {
+            if (app == null) throw new ArgumentNullException(nameof(app));
+            try
+            {
+                if (AppSettingsConstVars.MiddlewareIpRateLimitEnabled)
+                {
+                    app.UseIpRateLimiting();
+                }
+            }
+            catch (Exception e)
+            {
+                NLogUtil.WriteFileLog(LogLevel.Error, LogType.ApiRequest, "全局捕获异常", "限制ip流量异常", e);
+                throw;
+            }
+        }
+    }
+}