Ubuntu 16.04
Need to boot before logging in after, start a service,
Not a lot of methods, baidu
https://blog.csdn.net/tuzixini/article/details/95616333

https://blog.csdn.net/winter2121/article/details/84961872? Utm_medium=distribute. Pc_relevant. None - task - blog - searchFromBaidu - 3. Control& Depth_1 - utm_source=distribute. Pc_relevant. None - task - blog - searchFromBaidu - 3. The control

https://www.zhihu.com/question/38381199/answer/1252322905

https://www.cnblogs.com/kuangke/p/9524575.html

Don't work, have bosses know how to implement?
Please advise,