Book Image

DevOps Adoption Strategies: Principles, Processes, Tools, and Trends

Book Image

DevOps Adoption Strategies: Principles, Processes, Tools, and Trends

Overview of this book

DevOps is a set of best practices enabling operations and development teams to work together to produce higher-quality work and, among other things, quicker releases. This book helps you to understand the fundamentals needed to get started with DevOps, and prepares you to start deploying technical tools confidently. You will start by learning the key steps for implementing successful DevOps transformations. The book will help you to understand how aspects of culture, people, and process are all connected, and that without any one of these elements DevOps is unlikely to be successful. As you make progress, you will discover how to measure and quantify the success of DevOps in your organization, along with exploring the pros and cons of the main tooling involved in DevOps. In the concluding chapters, you will learn about the latest trends in DevOps and find out how the tooling changes when you work with these specialties. By the end of this DevOps book, you will have gained a clear understanding of the connection between culture, people, and processes within DevOps, and learned why all three are critically important.
Table of Contents (18 chapters)
1
Section 1: Principles of DevOps and Agile
5
Section 2: Developing and Building a Successful DevOps Culture
8
Section 3: Driving Change and Maturing Your Processes
12
Section 4: Implementing and Deploying DevOps Tools

Understanding the GitOps ecosystem

GitOps is a technique for implementing continuous deployment in cloud-native applications. It focuses on providing a developer-centric experience when operating infrastructure by utilizing tools that developers are already familiar with, such as Git and continuous deployment tools.

The core concept of GitOps is to have a Git repository that always contains declarative descriptions of the infrastructure that is currently desired in the production environment, as well as an automated process to match the described state in the repository. If you want to deploy a new application or update an existing one, all you have to do is update the repository; the automated process will handle the rest. It's like having cruise control for managing your production applications.

Tip

While we are specifically talking about Git, you can use any source control repository to achieve the same results.

GitOps provides a complete history of how your environment...