kubernetes-guide/docs/chap16/16.11.md

​ vim canary-v2.yaml

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  annotations:
    nginx.ingress.kubernetes.io/canary: "true"
    nginx.ingress.kubernetes.io/canary-weight: "10"
  name: canary-v2
  namespace: canary
spec:
  ingressClassName: nginx
  rules:
  - host: canary.com
    http:
      paths:
      - backend:
          service:
            name: canary-v2
            port:
              number: 8080
        path: /
        pathType: ImplementationSpecific