How to Install and Set Up Docker on Ubuntu 22.04
Installation methods
You can install Docker Engine in different ways. In this case, I will install using the Apt repository
Prerequisites
- One Ubuntu 22.04 server set up
Step 1 - Set up Docker’s Apt repository
First, update and upgrade existing list of packages:
1 | sudo apt update && sudo apt upgrade |
Next, uninstall old versions:
1 | for pkg in docker.io docker-doc docker-compose podman-docker containerd runc; do sudo apt-get remove $pkg; done |
Add Docker’s official GPG key:
1 | sudo apt-get install ca-certificates curl gnupg |
Add the repository to Apt sources:
1 | echo \ |
Step 2 - Install the Docker packages
Will install the latest version:
1 | sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin |
Check if is running:
1 | sudo docker run hello-world |
More info: Docker
Bonus - Swarm mode
Create a new swarm:
1 | docker swarm init --advertise-addr <IP> |
Example:
1 | root@server:~# docker swarm init --advertise-addr 192.168.99.100 |
More info: Docker Swarm
Sorry for any grammatical or spelling errors. I am practicing my english.
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