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Infrastructure as Code Cookbook

You're reading from   Infrastructure as Code Cookbook Automate complex infrastructures

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Product type Paperback
Published in Feb 2017
Publisher Packt
ISBN-13 9781786464910
Length 440 pages
Edition 1st Edition
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Authors (2):
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Pierre Pomès Pierre Pomès
Author Profile Icon Pierre Pomès
Pierre Pomès
Stephane Jourdan Stephane Jourdan
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Stephane Jourdan
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Toc

Table of Contents (12) Chapters Close

Preface 1. Vagrant Development Environments 2. Provisioning IaaS with Terraform FREE CHAPTER 3. Going Further with Terraform 4. Automating Complete Infrastructures with Terraform 5. Provisioning the Last Mile with Cloud-Init 6. Fundamentals of Managing Servers with Chef and Puppet 7. Testing and Writing Better Infrastructure Code with Chef and Puppet 8. Maintaining Systems Using Chef and Puppet 9. Working with Docker 10. Maintaining Docker Containers Index

Choosing the right Docker base image


Depending on our end goal, using the image of our favorite Linux distribution might or might not be the best solution. Starting with a full CentOS container image might be a waste of resources, while an Alpine Linux image might not contain the most complete libc for our usage. In other cases, using the image from our favorite programming language might also be a good idea, or not. Let's see this in depth and learn when to choose what source.

Getting ready

To step through this recipe, you will need a working Docker installation.

How to do it…

Most common distributions are available as a container form.

Starting from an Ubuntu image

Ubuntu ships official images that are all tagged with both their release version and name: ubuntu:16.04 is equivalent to ubuntu:xenial. At the time of writing, the supported Ubuntu releases are 12.04 (precise), 14.04 (trusty), 16.04 (xenial), and 16.10 (yakkety).

To start with an Ubuntu image in a Dockerfile, execute the following...

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