docker

Install docker on Centos 7

Installing

https://docs.docker.com/engine/installation/linux/docker-ce/centos/

sudo yum install -y yum-utils device-mapper-persistent-data lvm2
sudo yum-config-manager \
--add-repo \
https://download.docker.com/linux/centos/docker-ce.repo
sudo yum makecache fast
sudo yum install -y docker-ce
sudo systemctl start docker
sudo systemctl enable docker

Optional

firewall-cmd --permanent --zone=trusted --change-interface=docker0
firewall-cmd --reload