February 2017
Intermediate to advanced
440 pages
8h 45m
English
Content preview from Infrastructure as Code CookbookBecome 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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Using data sources, templates, and local execution
When we deploy or update an infrastructure with Terraform, it's sometimes enjoyable to have some local content dynamically generated. For example, if you want to provision with Ansible the new virtual machine launched by Terraform, chances are you'll need to populate a hosts file with the public IP address of this host locally on your laptop.
Ansible can use some dynamic inventories with AWS by itself, but we'll see here how to use a template in Terraform and dynamically fill in the required information so we end up with a working Ansible setup, thanks to Terraform.
Getting ready
To step through this recipe, you will need the following:
- A working Terraform installation
- An AWS account with an SSH key ...
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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.