CentOS 7 Docker Userdata

install-docker.sh

# Update packages
yum update -y --security
yum install -y https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm

cat << EOF > /etc/yum.repos.d/centos-extras.repo
[centos-extras]
name=centos
baseurl=http://mirror.centos.org/centos/7/extras/x86_64/
gpgcheck=0
enabled=1
EOF


# Install dependencies
yum install -y yum-utils device-mapper-persistent-data lvm2

# Add Docker CE Repo
yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

# Install latest version
yum install -y docker-ce

# Enable then start Docker
systemctl enable docker
systemctl start docker