1.19.12 —> 1.19.13 —> 1.19.14

控制节点

1.19.12 —> 1.19.13

  1. yum install -y kubeadm-1.19.13-0 kubectl-1.19.13-0 kubelet-1.19.13-0 --disableexcludes=kubernetes
  3. kubeadm version
  4. kubeadm upgrade plan
  6. # 离线环境需提前准备好镜像
  7. kubeadm config images pull
  9. kubeadm upgrade apply v1.19.13
  11. # 将 <node-to-drain> 替换为你的节点名称
  12. kubectl drain <node-to-drain> --ignore-daemonsets
  13. systemctl daemon-reload
  14. systemctl restart kubelet
  15. kubectl uncordon <node-to-drain>

image.png
1.19.13 —> 1.19.14

  1. yum install -y kubeadm-1.19.14-0 kubectl-1.19.14-0 kubelet-1.19.14-0 --disableexcludes=kubernetes
  3. kubeadm version
  4. kubeadm upgrade plan
  6. # 如果需要略过证书续约操作，可以使用标志 --certificate-renewal=false
  7. kubeadm upgrade apply v1.19.14
  9. # 将 <node-to-drain> 替换为你的节点名称
  10. kubectl drain <node-to-drain> --ignore-daemonsets
  11. systemctl daemon-reload
  12. systemctl restart kubelet
  13. kubectl uncordon <node-to-drain>

image.png

工作节点

  1. yum install -y kubeadm-1.19.14-0 kubelet-1.19.14-0 kubectl-1.19.14-0 --disableexcludes=kubernetes
  3. kubeadm upgrade node
  5. # 将 <node-to-drain> 替换为你正在腾空的节点的名称
  6. kubectl drain <node-to-drain> --ignore-daemonsets
  7. systemctl daemon-reload
  8. systemctl restart kubelet
  9. kubectl uncordon <node-to-drain>