March 2015
Beginner
236 pages
5h 23m
English
Content preview from Learning Puppet SecurityBecome 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 pre and post rules
Over the years, a good pattern to deal with firewall rules has emerged. This pattern uses the concept of a class that is applied before and after all other firewall rules. This allows us to set up rules that are in place before any other—allowing local packets, and so on. We can also add our default rule to the post rules.
If you follow the directions on the puppetlabs/firewall website at https://forge.puppetlabs.com/puppetlabs/firewall, it instructs you on how to set up pre and post rules. We'll be using a modified version of this procedure since we're not going to be managing every resource on our system.
The module instructions assume that you want the module applied to all hosts. As such, they will purge firewall ...
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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.