centos 7 安装 docker

sudo yum remove docker \
yum remove docker docker-common docker-selinux docker-engine

yum -y update

yum install -y yum-utils device-mapper-persistent-data lvm2
yum-config-manager  --add-repo  https://download.docker.com/linux/centos/docker-ce.repo

yum list docker-ce --showduplicates | sort -r

yum -y install docker-ce-18.06.3.ce
//查看docker版本
docker version

systemctl enable docker && systemctl start docker

sudo curl -L "https://github.com/docker/compose/releases/download/1.23.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose

sudo chmod +x /usr/local/bin/docker-compose

docker-compose --version