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Course Outline
Introduction to Service Meshes
- Challenges associated with managing microservices at scale
- How service meshes address these challenges
- Comparing Istio against alternatives like Linkerd and Consul
Basics of Kubernetes Networking
- The fundamental Kubernetes networking model
- Services, Ingress, and load balancing mechanisms
- Constraints of native Kubernetes networking capabilities
Istio Capabilities and Architecture
- Distinction between control plane and data plane
- Function of Envoy sidecars
- Essential Istio elements: Pilot, Citadel, Mixer (legacy), and Istiod
Deploying Istio on Kubernetes
- Preparing a Kubernetes cluster for Istio installation
- Installing Istio using Helm and Istioctl
- Validating the setup and confirming sidecar injection
Managing Traffic with Istio
- Setting up routing, retries, and failover strategies
- Implementing Blue/green and canary release patterns
- Leveraging the Istio Gateway for ingress traffic control
Securing the Service Mesh with Istio
- Applying mutual TLS (mTLS) for secure service-to-service authentication
- Defining authorization policies via RBAC and ABAC
- Implementing Zero Trust architecture within Istio
Observability and Monitoring
- Utilizing Prometheus and Grafana alongside Istio
- Performing distributed tracing using Jaeger and Zipkin
- Interpreting metrics, logs, and trace data
Combining Istio with Calico
- Enforcing advanced network policies
- Securing communication between pods
- Best practices for deploying Istio with Calico
Troubleshooting and Recommended Practices
- Addressing common challenges in Istio implementations
- Diagnosing sidecar proxy issues
- Operational guidelines for production service meshes
Recap and Future Directions
Requirements
- Foundational knowledge of networking concepts
- Proficiency with the Linux command line
- Familiarity with containers and Kubernetes
Target Audience
- Developers
- Cloud architects
- DevOps engineers
- Network engineers
- System administrators
14 Hours
Testimonials (1)
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