安装docker-ce

install-docker-ce-for-centos7.sh

#!/usr/bin/env bash

# 移除老旧docker
sudo yum remove docker \
                  docker-common \
                  docker-selinux \
                  docker-engine


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 install -y docker-ce
# 启动docker
sudo systemctl start docker
sudo chkconfig docker on