Notification

If we can’t install docker at the steps in DockerHub document, we can replace source list with default source list.

After installation, we continue to use domestic mirror.

But in the process of installation, we can replace partial command ,such as fingerprint.

Installation

Official Link

Install Docker Engine on Ubuntu | Docker Documentation: https://docs.docker.com/engine/install/ubuntu/

uninstall old version

install essential  system packages

Add encryption

Install Docker

Install special Docker version

Change the source of Docker

Verification of changelog

Bootstrap

Docker introduction

• docker compose allow us make self-made images which satisfy variable demands.

• In the compose file, every Command represents a layer.