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Mastering Ansible

Mastering Ansible

By : James Freeman, Keating
3.4 (5)
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Mastering Ansible

Mastering Ansible

3.4 (5)
By: James Freeman, Keating

Overview of this book

Automation is essential for success in the modern world of DevOps. Ansible provides a simple, yet powerful, automation engine for tackling complex automation challenges. This book will take you on a journey that will help you exploit the latest version's advanced features to help you increase efficiency and accomplish complex orchestrations. This book will help you understand how Ansible 2.7 works at a fundamental level and will also teach you to leverage its advanced capabilities. Throughout this book, you will learn how to encrypt Ansible content at rest and decrypt data at runtime. Next, this book will act as an ideal resource to help you master the advanced features and capabilities required to tackle complex automation challenges. Later, it will walk you through workflows, use cases, orchestrations, troubleshooting, and Ansible extensions. Lastly, you will examine and debug Ansible operations, helping you to understand and resolve issues. By the end of the book, you will be able to unlock the true power of the Ansible automation engine and tackle complex, real- world actions with ease.
Table of Contents (17 chapters)
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1
Section 1: Ansible Overview and Fundamentals
6
Section 2: Writing and Troubleshooting Ansible Playbooks
12
Section 3: Orchestration with Ansible

Protecting secrets while operating

In the previous section of this chapter, we covered how to protect your secrets at rest on the filesystem. However, that is not the only concern when operating Ansible with secrets. That secret data is going to be used in tasks as module arguments, loop inputs, or any number of other things. This may cause the data to be transmitted to remote hosts, logged to local or remote log files, or even displayed onscreen. This section of the chapter will discuss strategies for protecting your secrets during operation.

Secrets transmitted to remote hosts

As we learned in Chapter 1, The System Architecture and Design of Ansible, Ansible will combine module code and arguments and write this out to a...

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