Docker 安装 in CentOS

参考官方教程

1. Uninstall old versions

sudo yum remove docker \
                  docker-client \
                  docker-client-latest \
                  docker-common \
                  docker-latest \
                  docker-latest-logrotate \
                  docker-logrotate \
                  docker-selinux \
                  docker-engine-selinux \
                  docker-engine

2. Set up the repository

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

3. Install docker ce

sudo yum install -y docker-ce

4. Install a specific version of docker ce

yum list docker-ce --showduplicates | sort -r
sudo yum install docker-ce-<VERSION STRING>

5. Start docker

sudo systemctl start docker