#!/bin/bash

# References
# https://docs.docker.com/engine/install/ubuntu/
# https://docs.docker.com/engine/install/linux-postinstall/


sudo apt-get update
sudo apt-get install ca-certificates curl gnupg

sudo install -m 0755 -d /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
sudo chmod a+r /etc/apt/keyrings/docker.gpg

echo \
  "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
  "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

sudo apt-get update

sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose docker-compose-plugin

# Post installation setup
sudo systemctl enable docker.service
sudo systemctl enable containerd.service

# Define Docker user permissions
sudo groupadd docker
sudo usermod -aG docker $USER

# TO DO - Add rootless Docker configuration here
# https://docs.docker.com/engine/security/rootless/

echo "Done!"
echo "You should log out, and use the 'docker' user for any Docker administration now."