Book Image

Mastering Ansible, Second Edition - Second Edition

By : Jesse Keating
Book Image

Mastering Ansible, Second Edition - Second Edition

By: Jesse Keating

Overview of this book

This book provides you with the knowledge you need to understand how Ansible 2.1 works at a fundamental level and leverage its advanced capabilities. You'll learn how to encrypt Ansible content at rest and decrypt data at runtime. You will master the advanced features and capabilities required to tackle the complex automation challenges of today and beyond. You will gain detailed knowledge of Ansible workflows, explore use cases for advanced features, craft well thought out orchestrations, troubleshoot unexpected behaviour, and extend Ansible through customizations. Finally, you will discover the methods used to examine and debug Ansible operations, helping you to understand and resolve issues. By the end of the book, the readers will be able to unlock the true power of the Ansible automation engine and will tackle complex real world actions with ease.
Table of Contents (16 chapters)
Mastering Ansible - Second Edition
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Previewing of Ansible container


Ansible container is a set of tools that build upon concepts introduced earlier in this chapter to provide a comprehensive workflow for container development, testing, and deployment. It is currently a tech preview, under active development. As it is a preview, the interfaces provided may change quickly.

Ansible container does not get installed with Ansible at the time of writing, and must be installed separately. It can be installed from pypi as the package name ansible-container, or installed from the source repository (https://github.com/ansible/ansible-container.git).

With Ansible container, one can define one or more services to containerize. These are defined in a YAML file that closely follows the Docker compose version 1 schema (support version 2 schema will be in the next release of Ansible container). Each service defined becomes a container, and is exposed as an Ansible host. These hosts are used by a playbook file to perform all the necessary configuration...