参考文章

https://www.jb51.net/article/123350.htm

添加页面管理功能（只能通过本地管理））

  them. You will also need to set the passwords to something appropriate.
-->
<!--
  <role rolename="tomcat"/>
  <role rolename="role1"/>
  <user username="tomcat" password="123456" roles="tomcat"/>
  <user username="both" password="123456" roles="tomcat,role1"/>
  <user username="role1" password="123456" roles="role1"/>
-->
<role rolename="manager-gui"/>
<user username="tomcat" password="123456" roles="manager-gui"/>
</tomcat-users>

本机登录

测试地址：

上传war包

http://localhost:8080/onlinestudy/videoMenu.html