Kubernetes Examples Collection

This repository contains a collection of practical Kubernetes examples and tutorials, covering various aspects of Kubernetes deployment, configuration, and management.

Project Structure

.
├── crd-example/           # Custom Resource Definition examples
├── docker-buildx-example/ # Multi-architecture Docker builds
├── ingress-example/       # Kubernetes Ingress configuration
├── oc-deploy-example/     # OpenShift deployment examples
├── operator-example/      # Kubernetes Operator patterns
├── pod-test/             # Pod configuration and testing
├── prow-example/         # Prow CI/CD configuration
├── deployment.yaml       # Basic Nginx deployment
├── service.yaml         # NodePort service example
└── docs/
    └── tutorial.md      # Detailed tutorials and guides

Subprojects Overview

1. Basic Kubernetes Service

• Files: deployment.yaml, service.yaml
• Description: A minimal example of deploying an Nginx web server and exposing it via NodePort
• Features: Basic deployment and service configuration
• Tutorial: See docs/tutorial.md

2. Custom Resource Definitions (CRD)

• Location: crd-example/
• Description: Examples of creating and using Custom Resource Definitions in Kubernetes
• Use Cases: Extending Kubernetes API with custom resources

3. Docker Multi-Architecture Builds

• Location: docker-buildx-example/
• Description: Examples of using Docker Buildx for multi-architecture container builds
• Features: Cross-platform container builds

4. Kubernetes Ingress

• Location: ingress-example/
• Description: Examples of configuring Ingress resources for HTTP/HTTPS routing
• Features: Load balancing, SSL termination, path-based routing

5. OpenShift Deployment

• Location: oc-deploy-example/
• Description: Examples of deploying applications on OpenShift
• Features: OpenShift-specific configurations and best practices

6. Kubernetes Operator

• Location: operator-example/
• Description: Examples of building and deploying Kubernetes Operators
• Features: Custom controller patterns, operator SDK usage

7. Pod Testing

• Location: pod-test/
• Description: Examples of pod configuration and testing scenarios
• Features: Pod lifecycle management, testing patterns

8. Prow CI/CD

• Location: prow-example/
• Description: Examples of Prow CI/CD configuration for Kubernetes
• Features: Automated testing, code review, and deployment workflows

Getting Started

1. Clone this repository:

   git clone https://github.com/yourusername/k8s-example.git
   cd k8s-example

2. Choose a subproject that matches your needs

3. Follow the specific instructions in each subproject's directory

4. For basic Kubernetes concepts, start with the tutorial in docs/tutorial.md

Prerequisites

• A running Kubernetes cluster (Minikube, Kind, or cloud-based like EKS/GKE)
• kubectl installed and configured
• Basic understanding of Kubernetes concepts
• Docker (for container-related examples)
• Go (for operator and CRD examples)

Contributing

Contributions are welcome! Please feel free to submit a Pull Request. When contributing:

1. Create a new branch for your feature
2. Add appropriate documentation
3. Include tests where applicable
4. Follow the existing code style

License

This project is licensed under the MIT License - see the LICENSE file for details.

Resources

• Kubernetes Documentation
• OpenShift Documentation
• Docker Documentation
• Prow Documentation