http://mirrors.163.com/.help/centos.html
https://rstudio.com/products/shiny/download-server/redhat-centos/
https://docs.rstudio.com/shiny-server/
sudo systemctl start shiny-server
sudo systemctl status shiny-server
vi /etc/shiny-server/shiny-server.conf
https://blog.csdn.net/f820306455/article/details/84390444
firewall-cmd --state
firewall-cmd --list-port
firewall-cmd --add-port=8080/tcp --permanent #永久开放端口
firewall-cmd --reload
https://romanhaa.github.io/cerebroApp/articles/host_cerebro_on_shinyapps.html#prepare-app-r-file-1
Prepare app.R file
https://romanhaa.github.io/cerebroApp/articles/control_access_to_cerebro_with_a_login_page.html