Script to prep a Debian node for k8s

install-k8s.sh

#!/bin/sh -eux

# Docker
sudo apt-get update

sudo apt-get install -y\
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg-agent \
    software-properties-common
    
curl -fsSL https://download.docker.com/linux/debian/gpg | sudo apt-key add -

sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/debian \
   $(lsb_release -cs) \
   stable"

sudo apt-get update

sudo apt-get install -y\
    docker-ce docker-ce-cli containerd.io
    
curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add -
echo "deb https://apt.kubernetes.io/ kubernetes-xenial main" | sudo tee -a /etc/apt/sources.list.d/kubernetes.list

sudo apt-get update && sudo apt-get install -y kubeadm kubelet kubectl

# Kubernetes doesn't like swap being on
sudo swapoff -a