Puppet Best Practices: Design Patterns For Main... -

These are the high-level descriptions of a machine's function (e.g., role::app_server ). A node should ideally have only one role . 2. Separation of Code and Data (Hiera)

Use Hiera to provide defaults and overrides based on facts like environment or OS. Puppet Best Practices: Design Patterns for Main...

Never hardcode configuration values like IP addresses or package versions directly into your manifests. Use Hiera to keep your code "clean" and your data flexible. These are the high-level descriptions of a machine's

These are the building blocks (e.g., puppetlabs-apache ). They handle the "how" but shouldn't contain business-specific data. Puppet Best Practices: Design Patterns for Main...