读书笔记-每天5分钟玩转Kubernetes

• 部署应用

kubectl run kubernetes-bootcamp 
--image=docker.io/jocatalin/kubernetes-bootcamp:v1 
--port=8080

• 暴露端口,访问应用

kubectl expose deployment/kubernetes-bootcamp 
--type="NodePort" 
--port 8080

• 增加副本数

kubectl scale deployments/kubernetes-bootcamp --replicas=3

• 查看pod

kubectl  get  pods

• scale down

kubectl scale deployments/kubernetes-bootcamp --replicas=2

• 查看节点和端口

kubectl get services

• 滚动更新

kubectl set image deployments/kubernetes-bootcamp kubernetes-bootcamp=jocatalin/kubernetes-bootcamp:v2

• 回滚

kubectl rollout undo deployments/kubernetes-bootcamp

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