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Course Outline

Introduction to Service Mesh Architecture

  • The complexities of managing microservices at scale
  • The specific problems a service mesh resolves

Kubernetes Networking Essentials

  • The core networking model in Kubernetes
  • Services, Ingress, and load balancing mechanisms
  • Constraints inherent to native Kubernetes networking

Istio Capabilities and Architecture

  • Distinguishing between the control plane and data plane
  • The function of Envoy sidecar proxies
  • Key Istio components: Pilot, Citadel, Mixer (legacy), and Istiod

Installing Istio on Kubernetes

  • Preparing a Kubernetes cluster to support Istio
  • Installing Istio using Helm and Istioctl
  • Validating the installation and sidecar injection process

Managing Traffic with Istio

  • Configuring routing rules, retries, and failover strategies
  • Implementing blue/green and canary deployment strategies
  • Utilizing the Istio Gateway for ingress traffic management

Securing the Service Mesh with Istio

  • Implementing mutual TLS (mTLS) for service-to-service authentication
  • Defining authorization policies using RBAC and ABAC
  • Applying Zero Trust architecture principles within Istio

Observability and Monitoring

  • Integrating Prometheus and Grafana with Istio
  • Performing distributed tracing with Jaeger and Zipkin
  • Analyzing performance metrics, logs, and trace data

Integrating Istio with Calico

  • Enforcing advanced network policies
  • Securing communication between pods
  • Best practices for deployments involving both Istio and Calico

Troubleshooting and Operational Best Practices

  • Addressing common challenges in Istio deployments
  • Debugging issues with sidecar proxies
  • Operational best practices for production-grade service meshes

Summary and Future Directions

Requirements

  • A solid grasp of fundamental networking concepts
  • Familiarity with the Linux command line interface
  • Proficiency in containerization and Kubernetes

Target Audience

  • Developers
  • Cloud architects
  • DevOps engineers
  • Network engineers
  • System administrators
 14 Hours

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