Book Image

Mastering SaltStack

By : Joseph Hall
Book Image

Mastering SaltStack

By: Joseph Hall

Overview of this book

Table of Contents (19 chapters)
Mastering SaltStack
About the Author
About the Reviewers

The Renderer

While the main Master and Minion configuration files must necessarily be stored in YAML, other files in Salt can take advantage of the wealth of file formats that the modern world of technology has to offer. This is because of the rendering system built into Salt, which can take files of arbitrary formats and render them into a structure that is usable by Salt.

Rendering SLS files

By default, all SLS files in Salt are rendered twice: first through the Jinja templating engine, and then through the PyYAML library. This provides some significant advantages:

  • Jinja provides a fast, powerful, and easy to understand and use templating system that follows a Pythonic mindset, comfortable to many administrators. It is particularly well-suited for managing YAML files.

  • YAML has a very shallow learning curve, making it easy to learn and understand. While it does support more complex syntax, such as parenthesis, brackets, and braces (JSON is technically syntactically-correct YAML), it is not...