install_docker.sh

#!/bin/bash
sudo apt-get -y update
sudo apt-get -y install \
    apt-transport-https \
    ca-certificates \
    curl \
    software-properties-common
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
# Verify fingerprint
sudo apt-key fingerprint 0EBFCD88
#pub   4096R/0EBFCD88 2017-02-22
#      Key fingerprint = 9DC8 5822 9FC7 DD38 854A  E2D8 8D81 803C 0EBF CD88
#uid                  Docker Release (CE deb) <docker@docker.com>
#sub   4096R/F273FCD8 2017-02-22
sudo add-apt-repository \
   "deb [arch=amd64] https://download.docker.com/linux/ubuntu \
   $(lsb_release -cs) \
   stable"
sudo apt-get -y update
sudo apt-get -y install docker-ce