When using Cloudflare to hide IP address of the origin server (for example, to protect against DoS attacks), it is important to configure ACLs to allow connections to the origin server only from Cloudflare IPs. However, the list of Cloudflare IP ranges is not static, it changes over time. This post describes how to import this list into nginx automatically.
Bootstrap Alpine Linux LXD Container with Ansible
A recipe to bootstrap an Alpine Linux based LXD container with Ansible.