Kubernetes Networking: From Basics to Best Practices
Introduction
- Importance of Kubernetes in modern cloud architectures.
- The centrality of networking within K8s.
Fundamental Concepts in Kubernetes Networking
- Pod Networking.
- Service Networking.
- Ingress and Egress mechanisms.
- Network Policies.
Networking Plugins and Solutions
- Overview of common networking plugins (Calico, Flannel, Cilium, etc.).
- How these plugins operate.
- Advantages and disadvantages of each solution.
Core Components in K8s Networking
- Role and functioning of kube-proxy.
- Importance and configuration of CoreDNS.
- Application and examples of network policies.
Advanced Networking Features
- Networking security: Incorporating TLS, network policies, etc.
- Inter-cluster networking.
- Service Mesh (e.g., Istio, Linkerd) and their roles within K8s.
- Load balancing and service discovery.
Performance and Optimization
- Challenges with networking performance.
- Strategies to optimize K8s networking.
- Troubleshooting and monitoring of the network.
Real-world Cases and Best Practices
- Implementations of K8s networking in enterprise or project settings.
- Common networking pitfalls and their solutions.
- Best practices in K8s networking.
Future Outlook
- Upcoming trends in Kubernetes networking.
- Emerging technologies and solutions in the domain.
Conclusion
- Reiterating the importance and challenges of K8s networking.
- Encouraging further research and exploration.
