Install Docker in Debian

install-docker.sh

# current as of 2018-12-10
# install docker-ce: https://docs.docker.com/install/linux/docker-ce/debian/#install-docker-ce-1
sudo apt-get update
sudo apt-get install -y apt-transport-https ca-certificates curl gnupg2 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 \
   $(lsb_release -cs) \
   stable"
sudo apt-get update
sudo apt-get install -y docker-ce
# install docker-compose: https://docs.docker.com/compose/install/#install-compose
sudo curl -L "https://github.com/docker/compose/releases/download/1.23.1/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
sudo chmod +x /usr/local/bin/docker-compose

Note that if you're doing this in Vagrant it is helpful to add the vagrant user to the docker group

sudo usermod -aG docker vagrant