문제

내 web.config에 다음과 같은 설정이 있습니다.

<configSections>
    <sectionGroup name="elmah">
        <section name="security" requirePermission="false" type="Elmah.SecuritySectionHandler, Elmah"/>
        <section name="errorLog" requirePermission="false" type="Elmah.ErrorLogSectionHandler, Elmah" />
        <section name="errorMail" requirePermission="false" type="Elmah.ErrorMailSectionHandler, Elmah" />
        <section name="errorFilter" requirePermission="false" type="Elmah.ErrorFilterSectionHandler, Elmah"/>
    </sectionGroup>
</configSections>

<elmah>
    <security allowRemoteAccess="0" />
    <errorLog type="Elmah.SqlErrorLog, Elmah" connectionStringName="MyConnHere" />
</elmah>

<system.web>
    <httpHandlers>
        <remove verb="*" path="*.asmx"/>
        <add verb="*" path="*.asmx" validate="false" type="System.Web.Script.Services.ScriptHandlerFactory, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
        <add verb="*" path="*_AppService.axd" validate="false" type="System.Web.Script.Services.ScriptHandlerFactory, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
        <add verb="GET,HEAD" path="ScriptResource.axd" type="System.Web.Handlers.ScriptResourceHandler, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" validate="false"/>
        <add verb="*" path="*.mvc" validate="false" type="System.Web.Mvc.MvcHttpHandler, System.Web.Mvc, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
        <add verb="POST,GET,HEAD" path="elmah.axd" type="Elmah.ErrorLogPageFactory, Elmah" />
    </httpHandlers>
    <httpModules>
        <add name="ScriptModule" type="System.Web.Handlers.ScriptModule, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
        <add name="UrlRoutingModule" type="System.Web.Routing.UrlRoutingModule, System.Web.Routing, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/>
        <add name="ErrorLog" type="Elmah.ErrorLogModule, Elmah"/>
        <add name="ErrorMail" type="Elmah.ErrorMailModule, Elmah" />            
        <add name="ErrorFilter" type="Elmah.ErrorFilterModule, Elmah"/>
    </httpModules>
</system.web>

그리고 내 Global.asax 파일의 다음은 다음과 같습니다.

public void ErrorLog_Filtering(object sender, ExceptionFilterEventArgs e)
{
    Filter(e);
}

public void ErrorMail_Filtering(object sender, ExceptionFilterEventArgs e)
{
    Filter(e);
}

private void Filter(ExceptionFilterEventArgs e)
{
    var context = e.Context as HttpContext;

    if (context != null && context.Response.StatusCode == 404)
        e.Dismiss();

    if (e.Exception.GetBaseException() is FileNotFoundException ||
        e.Exception.GetBaseException() is HttpRequestValidationException)
        e.Dismiss();
}

그러나 매번 Elmah는 404 예외를 기록합니다. ASP.NET MVC를 사용하고 있습니다. 그들은 filenotfound 예외가 아닌 유형 system.web.httpexception으로 표시되지만 상태 코드는 여전히 404이므로 필터가 일치해야하지만 전혀 작동하지 않는 것 같습니다.

내가 뭘 잘못하고 있죠?

도움이 되었습니까?

해결책

답을 찾았습니다. 필터 메소드는 응답을 확인하지 않고 httpexception.gethttpcode () 메소드의 결과를 확인해야합니다.

private void Filter(ExceptionFilterEventArgs e)
{
    var exception = e.Exception.GetBaseException();
    var httpException = exception as HttpException;

    if (httpException != null && 
        httpException.GetHttpCode() == 404)
        e.Dismiss();

    if (exception is FileNotFoundException ||
        exception is HttpRequestValidationException ||
        exception is HttpException)
        e.Dismiss();
}
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