You're reading from Modern DevOps Practices Implement, secure, and manage applications on the public cloud by leveraging cutting-edge tools

Product type Paperback

Published in Jan 2024

Publisher Packt

ISBN-13 9781805121824

Length 568 pages

Edition 2nd Edition

Languages

Python

Tools

Ansible

Concepts

DevOps

Author (1):

Gaurav Agarwal

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Table of Contents (24) Chapters

Preface

1. Part 1:Modern DevOps Fundamentals

2. Chapter 1: The Modern Way of DevOps FREE CHAPTER

3. Chapter 2: Source Code Management with Git and GitOps

4. Chapter 3: Containerization with Docker

5. Chapter 4: Creating and Managing Container Images

6. Part 2:Container Orchestration and Serverless

7. Chapter 5: Container Orchestration with Kubernetes

8. Chapter 6: Managing Advanced Kubernetes Resources

9. Chapter 7: Containers as a Service (CaaS) and Serverless Computing for Containers

10. Part 3:Managing Config and Infrastructure

11. Chapter 8: Infrastructure as Code (IaC) with Terraform

12. Chapter 9: Configuration Management with Ansible

13. Chapter 10: Immutable Infrastructure with Packer

14. Part 4:Delivering Applications with GitOps

15. Chapter 11: Continuous Integration with GitHub Actions and Jenkins

16. Chapter 12: Continuous Deployment/Delivery with Argo CD

17. Chapter 13: Securing and Testing Your CI/CD Pipeline

18. Part 5:Operating Applications in Production

19. Chapter 14: Understanding Key Performance Indicators (KPIs) for Your Production Service

20. Chapter 15: Implementing Traffic Management, Security, and Observability with Istio

21. Index

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Appendix: The Role of AI in DevOps

The Blog App and its deployment configuration

Since we discussed the Blog App in the last chapter, let’s look at the services and their interactions again:

Figure 12.5 – The Blog App and its services and interactions

So far, we’ve created CI pipelines for building, testing, and pushing our Blog App microservice containers. These microservices need to run somewhere. So, we need an environment for this. We will deploy the application in a GKE cluster; for that, we will need a Kubernetes YAML manifest. We built the container for the posts microservice as an example in the previous chapter, and I also left building the rest of the services as an exercise for you. Assuming you’ve built them, we will need the following resources for the application to run seamlessly:

MongoDB: We will deploy an auth-enabled MongoDB database with root credentials. The credentials will be injected via environment variables sourced from a Kubernetes...