Vulrt Startup Script for https://github.com/yukirii/cluster-api-provider-vultr

capi-vultr-startup-script.sh

#!/bin/sh

## Wait other apt process
while fuser /var/lib/apt/lists/lock >/dev/null 2>&1 ; do
  echo "Wait other apt process..."
  sleep 5
done

## Install required packages
apt-get update && apt-get install -y apt-transport-https \
  curl \
  ca-certificates \
  gnupg-agent \
  software-properties-common \
  cloud-init

## Install Docker
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | apt-key add -

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

apt-get update && apt-get install -y docker-ce docker-ce-cli containerd.io

## Install Kubernetes packages
curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | apt-key add -

cat <<EOF >/etc/apt/sources.list.d/kubernetes.list
deb https://apt.kubernetes.io/ kubernetes-xenial main
EOF

apt-get update && apt-get install -y kubelet=1.17.0-00 kubeadm=1.17.0-00 kubectl=1.17.0-00
apt-mark hold kubelet kubeadm kubectl

## Run cloud-init
cloud-init init --local
cloud-init init
cloud-init modules --mode=config
cloud-init modules --mode=final