Install Docker on Debian 10

install_docker_debian.sh

#!/bin/bash

if [[ ! $UID -eq 0 ]]
then
	echo "Must run as root!"
	exit 1
fi

fingerprintNotMatch() {
  echo 'WARNING, Fingerprint NOT MATCH, exiting!'
  exit
}

set -ex

apt update
apt install -y apt-transport-https ca-certificates curl gnupg2 software-properties-common

# get key
curl -fsSL https://download.docker.com/linux/debian/gpg | apt-key add -

# verify fingerprint (https://docs.docker.com/v17.12/install/linux/docker-ce/debian/#set-up-the-repository)
echo $(apt-key fingerprint 0EBFCD88) | grep -q '9DC8 5822 9FC7 DD38 854A E2D8 8D81 803C 0EBF CD88' && echo 'Fingerprint match!' || fingerprintNotMatch

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

# install docker
apt update
apt install -y docker-ce docker-compose

# verify docker is installed
docker run --rm hello-world
docker image rm hello-world