记录一次docker构建报错

ERROR [internal] load metadata for docker.io/alpine

解决办法
cd /etc/docker

sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": [
          "https://ox288s4f.mirror.aliyuncs.com",
          "https://registry.docker-cn.com",
          "http://hub-mirror.c.163.com",
          "https://mirror.ccs.tencentyun.com"
  ]
}
EOF


sudo service docker restart