Skip to content
masterclass Buddy
Start learning

DevOps · Service

Istio

Istio can route requests to selected service versions and enforce policies without changing application code. Rules can match request data, use priorities and weights, and apply quotas such as one request per second.

Last updated

Since
2017

Syntax

apiVersion: config.istio.io/v1alpha2
kind: RouteRule
metadata:
  name: reviews-default
spec:
  destination:
    name: reviews
  route:
  - labels:
      version: v2
    weight: 10
  - labels:
      version: v1
    weight: 90

In-depth API docs are only for subscribers: parameters, examples, common mistakes and interview practice.

Subscribe
  • Envoy sidecar
  • Bookinfo
  • RouteRule
  • Ingress
  • memquota handler
  • quota instance
  • rule
  • Prometheus

Source: Request Routing and Policy Management with the Istio Service Mesh. Checked 2026-11-03.