oracle server
https://mp.weixin.qq.com/s/OAWJeeqKJKk4ZSTBEZT0ZA https://zhuanlan.zhihu.com/p/2007434677141669352 https://zhuanlan.zhihu.com/p/1910480368232019589 https://www.xiaoge.org/archives/dd-linux-system https://linux.do/t/topic/210542
反向代理
https://blog.liushen.fun/posts/dd89adc9/ https://forum.rainyun.com/t/topic/12770