之前的：

apiVersion: networking.k8s.io/v1beta1
kind: Ingress
metadata:
  name: example-ingress
spec:
  rules:
  - host: example.ingredemo.com
    http:
      paths:
      - path: /
        backend:
          serviceName: web
          servicePort: 80

问题异常：

error: unable to recognize "ingress01.yaml": no matches for kind "Ingress" in version "networking.k8s.io/v1beta1"

查看版本：

修改：

apiVersion: networking.k8s.io/v1beta1 =》 apiVersion: extensions/v1beta1

修改后：

apiVersion: extensions/v2beta1
kind: Ingress
metadata:
  name: example-ingress
spec:
  rules:
  - host: example.ingredemo.com
    http:
      paths:
      - path: /
        backend:
          serviceName: web
          servicePort: 80

效果：