Docker installation

Docker and Docker Compose installation guide

The following describes installing docker and docker-compose on Ubuntu 22.04, use the appropriate steps for your specific installation.

Docker Installation

Open a terminal and update the System:

sudo apt update && sudo apt upgrade

Remove any old version if installed:

sudo apt remove docker docker-engine docker.io containerd runc

Install the Docker dependencies:

sudo apt install ca-certificates curl gnupg lsb-release

Add the Docker's GPG Key:

sudo mkdir -p /etc/apt/keyrings curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg

Set Up the Repository

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

Update the Package Lists Again:

sudo apt update

Install Docker:

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

Verify Installation:

sudo docker run hello-world

Docker Compose Installation

Run the following commands one after the other, do not close the session before completing all the steps outlined below.

Get the latest version tag:

VERSION=$(curl -s https://api.github.com/repos/docker/compose/releases/latest | grep
'tag_name' | cut -d '"' -f 4)

Download Docker Compose:

sudo curl -L
"https://github.com/docker/compose/releases/download/${VERSION}/docker-compose-$(uname
-s)-$(uname -m)" -o /usr/local/bin/docker-compose

Set execution permissions:

sudo chmod +x /usr/local/bin/docker-compose

Verify docker-compose works by running:

sudo docker-compose --version