A sample shell script to build an LXD (Linux Containers) VM lab on Ubuntu Linux 16.04 or 18.04 LTS server.
A sample shell script to mirror remote server directory in pull mode for offsite backups using rsync command on Linux/Unix-like system.
Here is a simple and easy to use bash shell script to purge/delete Cloudflare url/images cache from the command line without using web interface.
Cloudflare is a CDN, DNS, WAF, DDoS protection, and reverse proxy service. You need to use the ngx_http_realip_module module to change the client address sent in the specified header field such as CF-Connecting-IP or X-Forwarded-For. This shell script downloads a list of IPv4 and IPv6 address from Cloudflare and generates an updated /etc/nginx/cloudflare.real.ip.conf file: