# 集群更新存在一定风险，请谨慎操作
# 使用命令：ansible-playbook -t upgrade_k8s 22.upgrade.yml

# 更新kubectl二进制
- hosts:
  - kube-master
  - kube-node
  - deploy
  - etcd
  - lb
  roles:
  - prepare

# 更新etcd集群
- hosts: etcd
  roles:
  - etcd

# docker更新，为保证不中断业务，不自动重启docker服务
- hosts:
  - kube-master
  - kube-node
  roles:
  - docker

# 更新master节点
- hosts: kube-master
  roles:
  - kube-master
  - kube-node

# 更新node节点
- hosts: kube-node
  roles:
  - { role: kube-node, when: "DEPLOY_MODE != 'allinone'" }