#Install Docker & Docker Compose - Centos 7
Step 1 — Install Docker Install needed packages:
$ sudo yum install -y yum-utils device-mapper-persistent-data lvm2
Configure the docker-ce repo:
$ sudo yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo
Install docker-ce:
$ sudo yum install docker-ce
Add your user to the docker group with the following command.
$ sudo usermod -aG docker $(whoami)
Set Docker to start automatically at boot time:
$ sudo systemctl enable docker.service
Finally, start the Docker service:
$ sudo systemctl start docker.service