In this three day course, students will learn multiple ways to accomplish tasks in Puppet and how to choose which is most appropriate for a given situation. Students will design and build modules, and extend modules from the Forge. Students will also learn best practices for implementing Roles & Profiles in their infrastructure.
What You Will Learn
More advanced Puppet DSL constructs that can be used to write more elegant code.
Using data structures to create resources programmatically.
Using custom facts to expose information about nodes.
The concepts of modularity and composability and how they refer to module design.
Methods for testing your Puppet code and infrastructure.
Using MCollective from the command line to automate infrastructure orchestration.
Troubleshooting techniques and standard log files.
The Roles & Profiles design pattern and the benefits it offers.
Several different methods for managing portions of files.
Why the Anchor Pattern exists and when one should use it or the `contain()` function.
Creating generalizable modules and contributing them back to the community via the Puppet Forge.
Sharing functionality between classes using inheritance.;