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

Introduction to Envoy Proxy

• The role of Envoy in modern infrastructures.
• Comparison of Envoy Proxy with NGINX, HAProxy, and Traefik.
• Adoption of Envoy in Istio, Consul, and cloud-native platforms.

Envoy Architecture and Features

• Listeners, clusters, and endpoints.
• Filter chains and extensibility.
• xDS APIs for dynamic configuration.

Installing and Running Envoy

• Standalone installation procedures.
• Running Envoy in Docker and Kubernetes.
• A 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

• Setting up TLS and mutual TLS (mTLS).
• Authentication and authorization filters.
• Implementing Zero Trust networking.

Observability and Monitoring

• Access logs and metrics.
• Tracing with Jaeger and Zipkin.
• Integrating Envoy with Prometheus and Grafana.

Extending Envoy

• Introduction to WASM filters.
• Custom extensions for Envoy.
• Best practices for maintainability.

Envoy in a Service Mesh

• Using Envoy as a sidecar proxy.
• Envoy in 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.
• Operational guidelines for production.

Summary and Next Steps