Install Latest or Specific Version of Docker in Ubuntu 22.04|20.04|18.04 LTS

install_docker_ubuntu.sh

#!/bin/bash

# $1: version of Docker Engine to install

# update the apt package index
sudo apt update

# install packages to allow apt to use a repository over HTTPS
sudo apt install -y \
    apt-transport-https \
    ca-certificates \
    curl \
    gnupg-agent \
    software-properties-common \
    lsb-release

# add Docker’s official GPG key
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -

# set up the stable repository
sudo add-apt-repository \
    "deb [arch=$(dpkg --print-architecture)] https://download.docker.com/linux/ubuntu \
    $(lsb_release -cs) \
    stable"

# update the apt package index
sudo apt update

# install the latest version of Docker Engine or a specific version
if [ -z "$1" ]; then
    sudo apt install -y docker-ce docker-ce-cli containerd.io
else
    sudo apt install -y docker-ce=$1 docker-ce-cli=$1 containerd.io
fi

# verify that Docker Engine is installed correctly
sudo systemctl status docker

# add the user to the docker group
sudo usermod -aG docker ${USER}

# log out and log back in so that your group membership is re-evaluated
su - ${USER}

# verify that you can run docker commands without sudo
id -nG

# Verify the Docker Engine version
docker -v

# chmod +x install_docker_ubuntu.sh
# ./install_docker_ubuntu.sh <version> or ./install_docker_ubuntu.sh
# Example: ./install_docker_ubuntu.sh or ./install_docker_ubuntu.sh 5:19.03.8~3-0~ubuntu-focal