#!/bin/bashfunction install(){ curl -fsSL https://get.docker.com | bash -s docker --mirror Aliyun}function cndocker(){ echo "{" > /etc/docker/daemon.json echo "\"registry-mirrors\": [" >> /etc/docker/daemon.json echo " \"https://registry.docker-cn.com\", " >> /etc/docker/daemon.json echo " \"http://hub-mirror.c.163.com\", " >> /etc/docker/daemon.json echo " \"https://docker.mirrors.ustc.edu.cn\" " >> /etc/docker/daemon.json echo " ]" >> /etc/docker/daemon.json echo "}" >> /etc/docker/daemon.json }function start(){ systemctl start docker}function restart(){ systemctl restart docker}case "$1" in install) install ;; cndocker) cndocker sleep 2 restart ;;esac