Master Helm Fast: Build, Install, and Manage Kubernetes Apps with Charts
Master Helm Fast: Build, Install, and Manage Kubernetes Apps with Charts
The Easy Guide to Kubernetes Deployment
About the Book
Why Learn Helm?
Helm is the go-to tool for managing Kubernetes deployments. It takes care of installing, upgrading, and managing applications with reusable templates called Helm charts. You don’t need to write dozens of YAML files from scratch or run kubectl over and over. It’s not just convenient—it’s essential for working efficiently in cloud-native environments.
If you're aiming for a career in DevOps or cloud engineering, knowing Helm is a must. Kubernetes is at the heart of today’s cloud-native tech stacks, and expertise in tools like Helm can set you apart in a competitive job market.
What’s Inside This Book?
This book is your shortcut to mastering Helm, even if you're short on time. Each chapter is short and focused, backed by real commands and examples.
✅ Understand the purpose of Helm and how it solves Kubernetes pain points
✅ Learn how to install Helm and use your first Helm chart
✅ Configure charts with values.yaml and --set flags
✅ Use Bitnami charts, set up Kind for local testing
✅ Work with Helm repositories and create your own
✅ Explore advanced commands like helm upgrade, helm rollback, helm uninstall
✅ Build your own custom Helm chart from scratch
✅ Manage chart dependencies and use Helm libraries
✅ Use Helm hooks to automate lifecycle events
✅ Validate and package charts with helm lint and helm package
Who Is This Book For?
This book is made for:
- Developers who want to learn Helm for Kubernetes
- DevOps engineers and sysadmins looking to improve automation
- Beginners who want clear, fast lessons with real examples
Why This Book?
- For Busy Professionals: Designed for developers and DevOps engineers who need results quickly.
- Beginner-Friendly: Perfect for those new to Helm or Kubernetes, with step-by-step guidance.
- Action-Oriented: Focus on practical applications you can immediately apply to your work.
About the Author
Bundles that include this book
Table of Contents
- Getting Started with Your Helm Journey
- Introduction
- Who This Course is For
- About the Author
- The Purpose of Helm
- The Kubernetes Pain Point
- Helm’s Mission: Simplify Kubernetes Deployments
- What Helm Does for You
- Conclusion
- Helm Chart Essentials
- What’s a Helm Chart?
- Unpacked Charts
- Packed Charts
- Chart Repositories: Your App Store for Kubernetes
- Conclusion
- Installing Helm and Configuring a Helm Chart
- Installing Helm
- Setting Up Local Kubernetes with Kind
- Adding a Helm Repository and Installing a Chart
- Searching for Charts in Bitnami
- Installing a Chart
- Accessing a Service
- Configuring Helm Charts
- Using YAML Files
- Using the --set Flag
- Upgrading a Release
- Uninstalling a Helm Chart
- Conclusion
- Exploring Advanced Helm Features
- Dry Runs
- Templating
- Release Records
- Useful Helm Commands
- helm get notes
- helm get values
- helm get manifest
- helm history
- helm rollback
- Helm Flags for Advanced Control
- --generate-name
- --create-namespace
- --upgrade --install
- --wait
- --atomic
- --force
- --cleanup-on-fail
- Conclusion
- Building a Custom Helm Chart
- Key Files and Directories
- Chart.yaml
- Charts Directory
- Templates Directory
- values.yaml
- NOTES.txt
- Important Kubernetes Resources in Helm Charts
- Service
- Deployment
- HPA (Horizontal Pod Autoscaler)
- Ingress
- Service Account
- Packaging and Linting
- Packaging
- Linting
- Conclusion
- Understanding Chart Dependencies, Libraries, and Repositories
- Chart Dependencies
- Controlling Dependencies with Conditions
- Chart Libraries
- Creating a Library Chart
- Using the Library Chart
- Chart Repositories
- Creating a Chart Repository
- Updating the Repository
- Conclusion
- Managing Chart Lifecycle Events
- What Are Helm Hooks?
- Use Case Example: Sending Notifications with Helm Hooks
- Conclusion
- Final Thoughts
- Next Steps
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