$ curl -fsSL https://get.docker.com -o get-docker.sh
$ sudo sh get-docker.sh
$ sudo usermod -aG docker $USER
启动
# service 命令的用法
$ sudo service docker start
# systemctl 命令的用法
$ sudo systemctl start docker
sh restart.sh
sh remove.sh
docker-compose -f ./doc_frpc/docker-compose.yml down
docker exec -it openresty sh
RUN echo $(ls -1 /tmp/dir)