k8s Deployment

部署（Deployment）控制器为Pod和ReplicaSet提供声明性更新。

apiVersion: apps/v1beta1 # for versions before 1.6.0 use extensions/v1beta1
kind: Deployment
metadata:
  name: nginx-deployment
spec:
  replicas: 3
  template:
    metadata:
      labels:
        app: nginx
    spec:
      containers:
      - name: nginx
        image: nginx:1.7.9
        ports:
        - containerPort: 80

kubectl get deployments

kubectl describe deployment

kubectl describe deployment xxx-deployment

kubectl delete deployment xxx-deployment

　　

kubectl get pods -l app=nginx # -l即label