# 更新数据源

apt-get update

# 安装所需依赖

apt-get -y install apt-transport-https ca-certificates curl software-properties-common

# 安装 GPG 证书

curl -fsSL http://mirrors.aliyun.com/docker-ce/linux/ubuntu/gpg | sudo apt-key add -

# 新增数据源

add-apt-repository "deb [arch=amd64] http://mirrors.aliyun.com/docker-ce/linux/ubuntu $(lsb_release -cs) stable"

# 更新并安装 Docker CE

apt-get update && apt-get install -y docker-ce

# 验证是否安装成功
docker version

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

{

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

}

EOF

# 重启 Docker

systemctl daemon-reload

systemctl restart docker

# 验证配置是否成功

docker info