创建deploy

  1. #单副本
  2. kubectl create deployment mytomcat --image=tomcat:8.5.68
  3. #多副本
  4. kubectl create deployment my-dep --image=nginx --replicas=3
  1. apiVersion: apps/v1
  2. kind: Deployment
  3. metadata:
  4.   labels:
  5.     app: my-dep
  6.   name: my-dep
  7. spec:
  8.   replicas: 3
  9.   selector:
  10.     matchLabels:
  11.       app: my-dep
  12.   template:
  13.     metadata:
  14.       labels:
  15.         app: my-dep
  16.     spec:
  17.       containers:
  18.       - image: nginx
  19.         name: nginx

查询deploy

  1. kubectl get deploy

删除deploy

  1. kubectl delete deploy mytomcat

扩缩容

  1. #命令行方式
  2. kubectl scale --replicas=5 deployment/my-dep
  3. #配置文件方式
  4. kubectl edit deployment my-dep

滚动更新

  1. #查看pod镜像-作为对比
  2. kubectl get deploy my-dep -oyaml
  3. #滚动更新
  4. kubectl set image deployment/my-dep nginx=nginx:1.16.1 --record

版本回退

  1. #历史记录
  2. kubectl rollout history deployment/my-dep
  4. #查看某个历史详情
  5. kubectl rollout history deployment/my-dep --revision=2
  7. #回滚(回到上次)
  8. kubectl rollout undo deployment/my-dep
  10. #回滚(回到指定版本)
  11. kubectl rollout undo deployment/my-dep --to-revision=2