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The Linux DevOps Handbook

You're reading from The Linux DevOps Handbook

Product type Book

Published in Nov 2023

Publisher Packt

ISBN-13 9781803245669

Pages 428 pages

Edition 1st Edition

Languages

Concepts

Authors (2):

Damian Wojsław

Grzegorz Adamowicz

View More author details

Table of Contents (20) Chapters

Preface

1. Part 1: Linux Basics

2. Chapter 1: Choosing the Right Linux Distribution

3. Chapter 2: Command-Line Basics

4. Chapter 3: Intermediate Linux

5. Chapter 4: Automating with Shell Scripts

6. Part 2: Your Day-to-Day DevOps Tools

7. Chapter 5: Managing Services in Linux

8. Chapter 6: Networking in Linux

9. Chapter 7: Git, Your Doorway to DevOps

10. Chapter 8: Docker Basics

11. Chapter 9: A Deep Dive into Docker

12. Part 3: DevOps Cloud Toolkit

13. Chapter 10: Monitoring, Tracing, and Distributed Logging

14. Chapter 11: Using Ansible for Configuration as Code

15. Chapter 12: Leveraging Infrastructure as Code

16. Chapter 13: CI/CD with Terraform, GitHub, and Atlantis

17. Chapter 14: Avoiding Pitfalls in DevOps

18. Index

Why subscribe?

19. Other Books You May Enjoy

Continuously integrating and deploying your infrastructure

Testing application code is now a de facto standard, especially since the adoption of test-driven development (TDD). TDD is a software development process in which developers write automated tests before writing code.

These tests are designed to fail initially, and developers then write code to make them pass. The code is continuously refactored to ensure it is efficient and maintainable while passing all tests. This approach helps reduce the number of bugs and increase the reliability of the software.

Testing infrastructure is not as easy as that as it’s hard to check whether Amazon Elastic Compute Cloud (EC2) will be successfully started without actually starting the instance. It’s possible to mock API calls to AWS, but it won’t guarantee that the actual API will return the same results as your testing code. With AWS, it would also mean that testing will be slow (we will need to wait for this EC2...

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Authors (2)

Damian Wojsław

Damian Wojsław has been working in the IT industry since 2001. He specializes in administration and troubleshooting of Linux servers. Being a system operator and support engineer he has found DevOps philosophy a natural evolution of the way sysops work with developers and other members of the software team.

See other products by Damian Wojsław

Grzegorz Adamowicz

Grzegorz Adamowicz has been working in the IT industry since 2006 in a number of positions, including Systems Administrator, Backend Developer (PHP, Python), Systems Architect and Site Reliability Engineer. Professionally was focused on building tools and automations inside projects he is involved in. He's also engaged with the professional community by organizing events like conferences and workshops. Grzegorz worked in many industries including Oil & Gas, Hotel, Fintech, DeFI, Automotive, Space and many more.

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