Master-upgrade.txt

#!/bin/bash


#Use the following commands to create a variable and get the latest version of kubeadm
export VERSION=v1.13.5
export ARCH=amd64
curl -sSL https://dl.k8s.io/release/${VERSION}/bin/linux/${ARCH}/kubeadm > kubeadm

#Run the following commands to install kubeadm and verify the version:
sudo install -o root -g root -m 0755 ./kubeadm /usr/bin/kubeadm
sudo kubeadm version


#Use the following command to plan the upgrade
sudo kubeadm upgrade plan


#Use this command to apply the upgrade (also in the output of upgrade plan):
sudo kubeadm upgrade apply v1.13.5

#Use the following commands to get the latest version of kubelet on each node:
export VERSION=v1.13.5
export ARCH=amd64
curl -sSL https://dl.k8s.io/release/${VERSION}/bin/linux/${ARCH}/kubelet > kubelet

#Use these commands to install kubelet and restart the kubelet service:
sudo install -o root -g root -m 0755 ./kubelet /usr/bin/kubelet
sudo systemctl restart kubelet.service



#END