Service Mesh Architecture: Implementation and Best Practices
Service Mesh Components Core Architecture Control Plane Service discovery Configuration management Certificate management Data Plane Traffic routing Load balancing Security enforcement Implementation Patterns Traffic Management apiVersion: networking.istio.io/v1alpha3 kind: VirtualService metadata: name: reviews-route spec: hosts: - reviews http: - match: - headers: end-user: exact: jason route: - destination: host: reviews subset: v2 - route: - destination: host: reviews subset: v3 Circuit Breaking apiVersion: networking.istio.io/v1alpha3 kind: DestinationRule metadata: name: reviews-cb-policy spec: host: reviews trafficPolicy: outlierDetection: consecutive5xxErrors: 7 interval: 5m baseEjectionTime: 15m Security Patterns mTLS Configuration apiVersion: security.istio.io/v1beta1 kind: PeerAuthentication metadata: name: default namespace: prod spec: mtls: mode: STRICT Observability Tracing Configuration apiVersion: telemetry.istio.io/v1alpha1 kind: Telemetry metadata: name: mesh-default spec: tracing: - randomSamplingPercentage: 50 customTags: env: literal: value: production Production Example apiVersion: networking.istio.io/v1alpha3 kind: Gateway metadata: name: prod-gateway spec: selector: istio: ingressgateway servers: - port: number: 443 name: https protocol: HTTPS tls: mode: SIMPLE credentialName: prod-cert hosts: - "*.example.com" --- apiVersion: networking.istio.io/v1alpha3 kind: VirtualService metadata: name: prod-routes spec: hosts: - "*.example.com" gateways: - prod-gateway http: - match: - uri: prefix: /api/v1 route: - destination: host: api-service subset: v1 port: number: 80