Book Image

Puppet Cookbook - Third Edition - Third Edition

By : Thomas Uphill, John Arundel
Book Image

Puppet Cookbook - Third Edition - Third Edition

By: Thomas Uphill, John Arundel

Overview of this book

This book is for anyone who builds and administers servers, especially in a web operations context. It requires some experience of Linux systems administration, including familiarity with the command line, file system, and text editing. No programming experience is required.
Table of Contents (12 chapters)
11
Index

Creating your own providers

In the previous section, we created a new custom type called gitrepo and told Puppet that it takes two parameters, source and path. However, so far, we haven't told Puppet how to actually check out the repo; in other words, how to create a specific instance of this type. That's where the provider comes in.

We saw that a type will often have several possible providers. In our example, there is only one sensible way to instantiate a Git repo, so we'll only supply one provider: git. If you were to generalize this type—to just repo, say—it's not hard to imagine creating several different providers depending on the type of repo, for example, git, svn, cvs, and so on.

How to do it...

We'll add the git provider, and create an instance of a gitrepo resource to check that it all works. You'll need Git installed for this to work, but if you're using the Git-based manifest management setup described in Chapter 2, Puppet Infrastructure...