Docker
Quick docker installation reference.
This is a quick reference to the docker installation steps to take, but you can always check the full installation guide on the official docker website.
- Older versions of Docker were called
docker
,docker.io
, ordocker-engine
. If these are installed, uninstall them:sudo apt-get remove docker docker-engine docker.io containerd runc - Update the
apt
package index and install packages to allowapt
to use a repository over HTTPS:sudo apt-get updatesudo apt-get install \ca-certificates \curl \gnupg \lsb-release - Add Docker’s official GPG key:sudo mkdir -p /etc/apt/keyringscurl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
- Use the following command to set up the stable repositoryecho \"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
apt
package index, and install the latest version of Docker Engine and containerd:sudo apt-get updatesudo apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin - Verify that Docker Engine is installed correctly by running the
hello-world
image.sudo service docker startsudo docker run hello-world - Add User to Docker Groupsudo usermod -aG docker $USERyou can replace $USER with the name of the user account
Last modified 11mo ago