kubernetes-guide/docs/chap16/16.3.md

vim redirect.yaml

apiVersion: networking.k8s.io/v1
kind: Ingress
metadata:
  annotations:
    nginx.ingress.kubernetes.io/permanent-redirect: https://www.baidu.com
  name: nginx-redirect
  namespace: study-ingress
spec:
  ingressClassName: nginx
  rules:
  - host: nginx.redirect.com
    http:
      paths:
      - backend:
          service:
            name: nginx
            port:
              number: 80
        path: /
        pathType: ImplementationSpecific