May 2015
Intermediate to advanced
278 pages
5h 34m
English
Content preview from Chef Infrastructure Automation Cookbook Second EditionBecome 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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Creating your own Lightweight Resource Providers (LWRP)
Chef offers the opportunity to extend the list of available resources by creating a custom Lightweight Resource Provider (LWRP). By creating your own custom resources, you can simplify writing cookbooks because your own custom resources enrich the Chef DSL and make your recipe code more expressive.
Many of the custom resources in Chef's community cookbooks (and elsewhere) are implemented as LWRPs. So, there are many working examples in the real world, such as iptables_rule, apt_repository, and many more.
In this section, we will create a very simple LWRP to demonstrate the basic mechanics.
Getting ready
Create a new cookbook named greeting and ensure that the run_list of your node includes
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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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.