例子：自定义crd

写一个crd资源

# cat custom-res-def.yaml
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
  name: libin.meitu.k8s.io
spec:
  group: meitu.k8s.io
  versions:
    - name: v1
      served: true
      storage: true
  scope: Namespaced
  names:
    plural: libin
    singular: libin
    kind: Libin
    shortNames:
    - lib

# kubectl apply -f custom-res-def.yaml
customresourcedefinition.apiextensions.k8s.io/libin.meitu.k8s.io created

查看crd定义

# kubectl get crd | grep libin
NAME                                             CREATED AT
libin.meitu.k8s.io                               2020-12-01T09:11:32Z

创建crd资源对象

# cat custom-res-object.yaml
apiVersion: meitu.k8s.io/v1
kind: Libin
metadata:
  name: object-libin
  namespace: ops
spec:
  name: "李彬"
  func: "SRE"

# kubectl apply -f custom-res-object.yaml
libin.meitu.k8s.io/object-libin created

查看创建的对象

# kubectl get libin -n ops
# kubectl get lib -n ops
NAME           AGE
object-libin   1h