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How to Install Docker on Ubuntu using apt repository
How to Install Docker on Ubuntu using apt repository
There are 3 methods to install Docker on Ubuntu. Below are listed three methods which we can use to install Docker on Ubuntu
- Install Docker on Ubuntu using the apt repository
- Install Docker on Ubuntu using the convenience script
- Install from Package
In this article we are going to check how to install docker on ubuntu using the apt repository
If you are installing Docker for the very first time on your system we have to first setup the Docker Repository. Post this we can install and update from the Docker Repository.
Below are the steps to Install Docker on Ubuntu
1) Setup the Docker Repository
- Update the
aptpackage index and install packages to allowaptto use a repository over HTTPS:
sudo apt-get update sudo apt-get install ca-certificates curl gnupg
- Add Docker’s official GPG key:
sudo install -m 0755 -d /etc/apt/keyrings
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
sudo chmod a+r /etc/apt/keyrings/docker.gpg
- Use the following command to set up the repository:
echo \
"deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
"$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
2) Install Docker Engine
- Update the
aptpackage index:
sudo apt-get update
- Install Docker Engine, containerd, and Docker Compose.
sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
- Verify that the Docker Engine installation is successful by running the
hello-worldimage.
sudo docker run hello-world
Using above command downloads a test image and runs it in a docker container. When the container runs, it prints a confirmation message and exits.
You have now successfully installed and started Docker on Ubuntu.
You can check other methods to install Docker On Ubuntu as follows:
- How To Install Docker On Ubuntu Using The Convenience Script
- How To Install Docker On Ubuntu Using Package
Happy Coding!
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