June 2014
Intermediate to advanced
328 pages
7h 26m
English
Content preview from Extending PuppetBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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The parameters dilemma
In modules, we typically set up applications. Most of the time, this is done by installing packages, configuring files, and managing services.
We can write a module that does exactly what we need for our working scenario, or we can try to design it keeping in mind people with different needs and infrastructures who may use it.
These people might be us in the future when we'll have to manage a Puppet setup for another project or cope with different kinds of servers or manage unexpected or nonstandard requirements. While facing these new challenges, we might regret not having written our code in an abstract enough and reusable way.
Parameters are our APIs to the module's functionality; their values affect the module's behavior ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.