Heck's Blog

(1)  配置自动跳转前，请先用https访问您的网站，确认网站正常显示。
(2)  编辑server.xml：
<Connector port="80" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" />
蓝色部分8443修改为443，修改后：
    <Connector port="80" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="443" />

<Connector port="8009" protocol="AJP/1.3" redirectPort="8443" />
蓝色部分8443修改为443，修改后如图所示：
<Connector port="8009" protocol="AJP/1.3" redirectPort="443" />

(3)  编辑web.xml
搜索</welcome-file-list>节点，后面加上这段配置：
    <login-config>
        <!-- Authorization setting for SSL -->
        <auth-method>CLIENT-CERT</auth-method>
        <realm-name>Client Cert Users-only Area</realm-name>
    </login-config>
    <security-constraint>
        <!-- Authorization setting for SSL -->
        <web-resource-collection >
            <web-resource-name >SSL</web-resource-name>
            <url-pattern>/*</url-pattern>
        </web-resource-collection>
        <user-data-constraint>
            <transport-guarantee>CONFIDENTIAL</transport-guarantee>
        </user-data-constraint>
    </security-constraint>

(4)  重启Tomcat服务，输入http://域名，观察是否自动跳转到https://域名。