#安装docker

curl -ssL https://get.docker.com |sh

#配置docker

sudo mkdir -p /etc/docker

sudo tee /etc/docker/daemon.json <<-'EOF'

{

  "registry-mirrors": ["https://4hsys9ja.mirror.aliyuncs.com"]

}

EOF

sudo systemctl daemon-reload

sudo systemctl restart docker

#关闭selinux

sed -i '/SELINUX/s/enforcing/disabled/' /etc/sysconfig/selinux

sed -i '/SELINUX/s/enforcing/disabled/' /etc/selinux/config

setenforce 0

#重启

init 6

systemctl enable docker

systemctl restart docker

#拉取centos7镜像

docker pull ansible/centos7-ansible