#!/bin/bash

#author:  Thomas Roehm
#version: 1.3

echo "You´re running version:"
echo ""
kubectl version 2> /dev/null
echo ""
read -s -n 1 -p "Press any key to continue . . ."
#su - kubernetes -c "read -s -n 1 -p \"Press any key to continue . . .\""
apt-get update
apt-cache policy kubeadm | head -n 30

echo ""
read -p "Please enter k8s version you want to patch to (e. g. \"1.16.2-00\"): " VERSION
echo "Version: \"$VERSION\" will be updated!"
echo ""

apt-mark unhold kubernetes-cni kubeadm kubelet kubectl docker-ce containerd.io
apt-get update && apt-get install -y kubeadm=${VERSION} kubelet=${VERSION} kubectl=${VERSION}
systemctl restart docker.service kubelet.service
systemctl status docker.service kubelet.service | cat
apt-mark hold kubeadm kubernetes-cni kubelet kubectl docker-ce containerd.io
echo ""
echo "worker updated"