服务器隐藏中间件版本信息

<Host name="localhost"  appBase="webapps"  unpackWARs="true" autoDeploy="true">

    <!-- SingleSignOn valve, share authentication between web applications
            Documentation at: /docs/config/valve.html -->
    <!--
    <Valve className="org.apache.catalina.authenticator.SingleSignOn" />
    -->

    <!-- Access log processes all example.
            Documentation at: /docs/config/valve.html
            Note: The pattern used is equivalent to using pattern="common" -->
    <Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs"
            prefix="localhost_access_log" suffix=".txt"
            pattern="%h %l %u %t &quot;%r&quot; %s %b" />
    <!-- 添加信息 showReport 显示详细信息  showServerInfo 显示服务器信息  showJvmRoute 显示JvmRoute信息  showDate 显示时间  showOsInfo 显示操作系统信息  showUserInfo 显示用户信息  showServletInfo 显示Servlet信息  showSessionInfo 显示Session信息  showRequestAttributes 显示Request属性信息  showRequestCookies 显示RequestCookie信息  showRequestHeaders 显示RequestHeader信息  showRequestParameters 显示RequestParameter信息  showResponseHeaders 显示ResponseHeader信息  showResponseCookies 显示ResponseCookie信息  showResponseAttributes 显示Response属性信息  showResponseBody 显示ResponseBody信息  showResponseStatus 显示Response状态信息  showResponseContentType 显示ResponseContentType信息  showResponseCharacterEncoding 显示ResponseCharacterEncoding信息  showResponseCharacterEncoding 显示ResponseCharacterEncoding信息  showResponseCharacterEncoding -->
    <Valve className="org.apache.catalina.valves.ErrorReportValve" 
    showReport="true" showServerInfo="false" />


    </Host>

http
{
    server_tokens off; # 关闭nginx版本号
}