MVC 4中使用ServiceStack.Redis实现Redis队列【错误日志并发处理】

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HomeController.cs

 public class HomeController : Controller    {         // GET: /Home/        //1.怎样在MVC中捕获异常信息.        public ActionResult Index()        {            int a = 2;            int b = 0;            int c = a / b;            return View();        }    }

MyExecptionAttribute.cs

using System;using System.Collections.Generic;using System.Linq;using System.Web;using System.Web.Mvc;using ServiceStack.Redis;namespace RedisMvcApp.xxxx{    public class MyExecptionAttribute : HandleErrorAttribute    {        //public static Queue<Exception> ExceptionQueue = new Queue<Exception>();        //创建队列.        public static IRedisClientsManager clientManager = CreateManager(new string[] { "123456@127.0.0.1:6379" }, new string[] { "123456@127.0.0.1:6379" });        public static IRedisClient redisClent = clientManager.GetClient();        public override void OnException(ExceptionContext filterContext)        {          //将异常信息入队.          //ExceptionQueue.Enqueue(filterContext.Exception);//将异常信息入队.          redisClent.EnqueueItemOnList("errorException", filterContext.Exception.ToString());//将异常信息存储到Redis队列中了。            filterContext.HttpContext.Response.Redirect("/error.html");            base.OnException(filterContext);        }        public static PooledRedisClientManager CreateManager(string[] readWriteHosts, string[] readOnlyHosts)        {            //支持读写分离，均衡负载            return new PooledRedisClientManager(readWriteHosts, readOnlyHosts, new RedisClientManagerConfig            {                MaxWritePoolSize = 5,//“写”链接池链接数                MaxReadPoolSize = 5,//“读”链接池链接数                AutoStart = true,            }){ ConnectTimeout = 1000} ;        }    }}

error.html

<!DOCTYPE html><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"/>    <title></title></head><body>    程序出错了5秒钟自动跳转到首页.</body></html>

Global.asax

using log4net;using RedisMvcApp.Models;using System;using System.Collections.Generic;using System.IO;using System.Linq;using System.Text;using System.Threading;using System.Web;using System.Web.Http;using System.Web.Mvc;using System.Web.Optimization;using System.Web.Routing;namespace RedisMvcApp{     public class MvcApplication : System.Web.HttpApplication    {        protected void Application_Start()        {            log4net.Config.XmlConfigurator.Configure();//获取Log4Net配置信息(配置信息定义在Web.config文件中)            AreaRegistration.RegisterAllAreas();            WebApiConfig.Register(GlobalConfiguration.Configuration);            FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters);            RouteConfig.RegisterRoutes(RouteTable.Routes);            BundleConfig.RegisterBundles(BundleTable.Bundles);            //通过线程开启一个线程，然后不停的从队列中获取数据            string filePath = Server.MapPath("/Log/");            ThreadPool.QueueUserWorkItem(o =>            {                while (true)                {                    try                    {                         if (MyExecptionAttribute.redisClent.GetListCount("errorException") > 0)                        {                             string errorMsg = MyExecptionAttribute.redisClent.DequeueItemFromList("errorException");//从Redis队列中取出异常数据                             if(!string.IsNullOrEmpty(errorMsg))                            {                               ILog logger = LogManager.GetLogger("czbkError");                               logger.Error(errorMsg);//将异常信息写到Log4Net中.                            }                            else                            {                                Thread.Sleep(30);                            }                        }                        else                        {                            Thread.Sleep(30);//避免了CPU空转。                        }                    }                    catch (Exception ex)                    {                                         MyExecptionAttribute.redisClent.EnqueueItemOnList("errorException", ex.ToString());                    }                }            }, filePath);        }    }}

Web.config

<?xml version="1.0" encoding="utf-8"?><configuration>  <configSections>    <section name="entityFramework"   type="System.Data.Entity.Internal.ConfigFile.EntityFrameworkSection, EntityFramework, Version=5.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"             requirePermission="false" />    <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler,log4net" />  <log4net>    <!-- OFF, FATAL, ERROR, WARN, INFO, DEBUG, ALL -->    <!-- Set root logger level to ERROR and its appenders -->    <root>      <level value="ALL" />      <appender-ref ref="SysAppender" />    </root>    <!-- Print only messages of level DEBUG or above in the packages -->    <logger name="WebLogger">      <level value="DEBUG" />    </logger>    <appender name="SysAppender"              type="log4net.Appender.RollingFileAppender,log4net">      <param name="File" value="App_Data/" />      <param name="AppendToFile" value="true" />      <param name="RollingStyle" value="Date" />      <param name="DatePattern" value="&quot;Logs_&quot;yyyyMMdd&quot;.txt&quot;" />      <param name="StaticLogFileName" value="false" />      <layout type="log4net.Layout.PatternLayout,log4net">        <param name="ConversionPattern" value="%d [%t] %-5p %c - %m%n" />        <param name="Header" value="&#13;&#10;----------------------header--------------------------&#13;&#10;" />        <param name="Footer" value="&#13;&#10;----------------------footer--------------------------&#13;&#10;" />      </layout>    </appender>    <appender name="consoleApp" type="log4net.Appender.ConsoleAppender,log4net">      <layout type="log4net.Layout.PatternLayout,log4net">        <param name="ConversionPattern" value="%d [%t] %-5p %c - %m%n" />      </layout>    </appender>  </log4net>  <connectionStrings>    <add name="DefaultConnection" providerName="System.Data.SqlClient"         connectionString="Data Source=(LocalDb)\v11.0;Initial Catalog=aspnet-RedisMvcApp-20140526210340;Integrated Security=SSPI;AttachDBFilename=|DataDirectory|\aspnet-RedisMvcApp-20140526210340.mdf" />  </connectionStrings>  <appSettings>    <add key="webpages:Version" value="2.0.0.0" />    <add key="webpages:Enabled" value="false" />    <add key="PreserveLoginUrl" value="true" />    <add key="ClientValidationEnabled" value="true" />    <add key="UnobtrusiveJavaScriptEnabled" value="true" />  </appSettings>  <system.web>    <httpRuntime targetFramework="4.5" />    <compilation debug="true" targetFramework="4.5" />    <authentication mode="Forms">      <forms loginUrl="~/Account/Login" timeout="2880" />    </authentication>    <pages>      <namespaces>        <add namespace="System.Web.Helpers" />        <add namespace="System.Web.Mvc" />        <add namespace="System.Web.Mvc.Ajax" />        <add namespace="System.Web.Mvc.Html" />        <add namespace="System.Web.Optimization" />        <add namespace="System.Web.Routing" />        <add namespace="System.Web.WebPages" />      </namespaces>    </pages>    <profile defaultProvider="DefaultProfileProvider">      <providers>        <add name="DefaultProfileProvider"             type="System.Web.Providers.DefaultProfileProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"             connectionStringName="DefaultConnection" applicationName="/" />      </providers>    </profile>    <membership defaultProvider="DefaultMembershipProvider">      <providers>        <add name="DefaultMembershipProvider"             type="System.Web.Providers.DefaultMembershipProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"             connectionStringName="DefaultConnection" enablePasswordRetrieval="false" enablePasswordReset="true"             requiresQuestionAndAnswer="false" requiresUniqueEmail="false" maxInvalidPasswordAttempts="5"             minRequiredPasswordLength="6" minRequiredNonalphanumericCharacters="0" passwordAttemptWindow="10"             applicationName="/" />      </providers>    </membership>    <roleManager defaultProvider="DefaultRoleProvider">      <providers>        <add name="DefaultRoleProvider"             type="System.Web.Providers.DefaultRoleProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"             connectionStringName="DefaultConnection" applicationName="/" />      </providers>    </roleManager>    <!--           如果要部署到具有多个Web服务器实例的云环境中，您应该将会话状态模式从“InProc”更改为“自定义”。            此外，更改名为“DefaultConnection”的连接字符串连接到一个实例的SQL Server（包括SQL Azure和SQL Compact），而不是SQL Server Express。      -->    <sessionState mode="InProc" customProvider="DefaultSessionProvider">      <providers>        <add name="DefaultSessionProvider"             type="System.Web.Providers.DefaultSessionStateProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"             connectionStringName="DefaultConnection" />      </providers>    </sessionState>  </system.web>  <system.webServer>    <validation validateIntegratedModeConfiguration="false" />    <handlers>      <remove name="ExtensionlessUrlHandler-ISAPI-4.0_32bit" />      <remove name="ExtensionlessUrlHandler-ISAPI-4.0_64bit" />      <remove name="ExtensionlessUrlHandler-Integrated-4.0" />      <add name="ExtensionlessUrlHandler-ISAPI-4.0_32bit" path="*." verb="GET,HEAD,POST,DEBUG,PUT,DELETE,PATCH,OPTIONS"           modules="IsapiModule" scriptProcessor="%windir%\Microsoft.NET\Framework\v4.0.30319\aspnet_isapi.dll"           preCondition="classicMode,runtimeVersionv4.0,bitness32" responseBufferLimit="0" />      <add name="ExtensionlessUrlHandler-ISAPI-4.0_64bit" path="*." verb="GET,HEAD,POST,DEBUG,PUT,DELETE,PATCH,OPTIONS"           modules="IsapiModule" scriptProcessor="%windir%\Microsoft.NET\Framework64\v4.0.30319\aspnet_isapi.dll"           preCondition="classicMode,runtimeVersionv4.0,bitness64" responseBufferLimit="0" />      <add name="ExtensionlessUrlHandler-Integrated-4.0" path="*." verb="GET,HEAD,POST,DEBUG,PUT,DELETE,PATCH,OPTIONS"           type="System.Web.Handlers.TransferRequestHandler" preCondition="integratedMode,runtimeVersionv4.0" />    </handlers>  </system.webServer>  <runtime>    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">      <dependentAssembly>        <assemblyIdentity name="System.Web.Helpers" publicKeyToken="31bf3856ad364e35" />        <bindingRedirect oldVersion="1.0.0.0-2.0.0.0" newVersion="2.0.0.0" />      </dependentAssembly>      <dependentAssembly>        <assemblyIdentity name="System.Web.Mvc" publicKeyToken="31bf3856ad364e35" />        <bindingRedirect oldVersion="1.0.0.0-4.0.0.0" newVersion="4.0.0.0" />      </dependentAssembly>      <dependentAssembly>        <assemblyIdentity name="System.Web.WebPages" publicKeyToken="31bf3856ad364e35" />        <bindingRedirect oldVersion="1.0.0.0-2.0.0.0" newVersion="2.0.0.0" />      </dependentAssembly>    </assemblyBinding>  </runtime>  <entityFramework>    <defaultConnectionFactory type="System.Data.Entity.Infrastructure.SqlConnectionFactory, EntityFramework" />  </entityFramework></configuration>

运行结果如图:

这里写图片描述

站点的异常存储到Redis队列
cmd窗口端查询
这里写图片描述

从队列中获取异常数据记录到文本文件
这里写图片描述
cmd窗口端查询

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