June 2018
Beginner
578 pages
13h 39m
English
Content preview from Learn Ansible
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Declarative versus imperative
When I first started using Ansible, I had already implemented Puppet to help manage the stacks on the machines that I was managing. As the configuration became more and more complex, the Puppet code became extremely complicated. This is when I started looking at alternatives, and ones that fixed some of the issues I was facing.
Puppet uses a custom declarative language to describe the configuration. Puppet then packages this configuration as a manifest that the agent running on each server then applies.
The use of declarative language means that Puppet, Chef, and other configuration tools such as CFEngine all operate using the principle of eventual consistency, meaning that eventually, after a few runs of the ...
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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.