Book Image

Mastering SaltStack - Second Edition

By : Joseph Hall
Book Image

Mastering SaltStack - Second Edition

By: Joseph Hall

Overview of this book

SaltStack is a powerful configuration management and automation suite designed to manage servers and tens of thousands of nodes. This book showcases Salt as a very powerful automation framework. We will review the fundamental concepts to get you in the right frame of mind, and then explore Salt in much greater depth. You will explore Salt SSH as a powerful tool and take Salt Cloud to the next level. Next, you’ll master using Salt services with ease in your infrastructure. You will discover methods and strategies to scale your infrastructure properly. You will also learn how to use Salt as a powerful monitoring tool. By the end of this book, you will have learned troubleshooting tips and best practices to make the entire process of using Salt pain-free and easy.
Table of Contents (20 chapters)
Mastering SaltStack Second Edition
About the Author
About the Reviewer

Examining the Salt Cloud configuration

Some of the biggest evidence of how much Salt Cloud has grown resides in its configuration files. Early versions supported several cloud providers, but only one account per provider. It quickly became clear that a number of users did in fact make use of multiple accounts. Let's take a few minutes to look at the basics of how Salt Cloud configuration files work now.

Global configurations

The basis of the Salt Cloud configuration resides in the main configuration file, which is normally found at /etc/salt/cloud. This file used to be very central to the operation of Salt Cloud, but nowadays, there are very few options that can only be used here. We'll cover these later in Global configurations; for now, we'll focus on the global aspect of this file.

Salt Cloud has been designed with a top-down configuration mindset. Configurations defined in each type of the configuration file are available in the next configuration set, unless overridden. The order of operation...