Ansible
Ansible Templates and Safe Configuration Rollouts
Render per-host configuration from Jinja2 templates, validate it before the service reloads into it, and roll the change across a fleet one host at a time with serial.
Ansible
Render per-host configuration from Jinja2 templates, validate it before the service reloads into it, and roll the change across a fleet one host at a time with serial.
Ansible
Install nginx, deploy a page and meet handlers: the Ansible mechanism that reloads a service only when something actually changed, with a health check that fails the run when the service does not answer, verified against real systemd.