:~# apt-cache policy docker-ceĥ00 stretch/stable amd64 Packages This does not install **docker-ce**, but will use the Docker repository for Debian 9 (Stretch) to install it.ĭocker is installed, the process will start at system startup. Sudo apt update To make sure to install Docker from the Docker repository and not from the default Ubuntu repository, run the command: Then update the package database with information about Docker packages from the newly added repository: Sudo add-apt-repository "deb $(lsb_release -cs) stable"
Sudo apt install apt-transport-https ca-certificates curl gnupg2 software-properties-commonĪdd the GPG key of the official Docker repository to your system:Ĭurl -fsSL | sudo apt-key add - Add Docker repository to the list of APT package sources: Sudo apt update Next, let's install the necessary packages that allow **apt** to use packages over HTTPS: It allows you to package an application with all its environment and dependencies into a container that can be ported to any Linux system with kernel cgroups support and provides a container management environmentīefore installing Docker, update the existing Debian package list: Docker is a software for automating the deployment and management of applications in an operating system-level virtualization environment.
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