This article covers how to install and run Docker Compose on your Ubuntu 20.04 LTS machine. Docker Compose is yet another useful Docker tool. It allows users to launch, execute, communicate, and close containers with a single coordinated command. Essentially, Docker Compose is used for defining and running multi-container Docker applications.
To Install Docker Compose on Ubuntu:
1. Start by updating the default repository to ensure you download the latest Docker Compose:
$ sudo apt update
2. Then, upgrade the system to ensure all local packages and programs are up to date:
$ sudo apt upgrade
3. Then install Docker Compose from the Ubuntu repository by running:
$ sudo apt install docker-compose
To install Install curl on Ubuntu:
To download the binary package using an URL, you need curl. You can check whether you have this command-line utility by typing in the terminal window:
If the output displays "try 'curl --help' or 'curl --manual' for more information", move on to the next step.
This message means curl is installed.
However, if the terminal says "command not found", you need to install curl with:
$ sudo apt install curl
To Check Docker Compose Version on Ubuntu:
To verify the installation, check the Docker Compose version by running:
$ docker–compose –version
To uninstall Docker Compose on Ubuntu:
Uninstalling Docker Compose from your Ubuntu system is a simple 3-step process.
1. Delete the Binary
First, delete the binary with the command:
$ sudo rm /usr/local/bin/docker-compose
2. Uninstall the Package
Then, use the apt remove command to uninstall the software:
$ sudo apt remove docker-compose
3. Remove Software Dependencies
Finally, remove the unwanted software dependencies by running:
$ sudo apt autoremove