Envoy Proxy: Modern Service Proxy and Service Mesh Data Plane Training Course

Introduction to Envoy Proxy

• The role of Envoy in contemporary infrastructures.
• Comparative analysis: Envoy Proxy vs. NGINX, HAProxy, and Traefik.
• Adoption trends in Istio, Consul, and cloud-native platforms.

Envoy Architecture and Features

• Core components: Listeners, clusters, and endpoints.
• Filter chains and extensibility mechanisms.
• xDS APIs for dynamic configuration.

Installing and Running Envoy

• Standalone installation procedures.
• Deploying Envoy in Docker and Kubernetes.
• Guided walkthrough of basic configuration.

Traffic Management with Envoy

• Load balancing strategies.
• Retries, circuit breaking, and failover mechanisms.
• Advanced routing rules and header-based routing.

Security and Zero Trust with Envoy

• Implementation of TLS and mutual TLS (mTLS).
• Authentication and authorization filters.
• Strategies for implementing Zero Trust networking.

Observability and Monitoring

• Access logs and metrics generation.
• Distributed tracing using Jaeger and Zipkin.
• Integration with Prometheus and Grafana.

Extending Envoy

• Overview of WASM filters.
• Development of custom extensions for Envoy.
• Best practices for maintaining code quality.

Envoy in a Service Mesh

• Utilizing Envoy as a sidecar proxy.
• Deploying Envoy within Istio and Consul service meshes.
• Case study: Envoy as a universal data plane.

Troubleshooting and Best Practices

• Debugging configuration issues.
• Health checks and resilience testing techniques.
• Operational guidelines for production environments.

Summary and Next Steps