#!/bin/bash
DOCKER_VERSION=20.10.19
#URL=https://mirrors.aliyun.com
URL=https://download.docker.com
prepare () {
if [ ! -e docker-${DOCKER_VERSION}.tgz ];then
#wget ${URL}/docker-ce/linux/static/stable/x86_64/docker-${DOCKER_VERSION}.tgz
wget ${URL}/linux/static/stable/x86_64/docker-${DOCKER_VERSION}.tgz
fi
[ $? -ne 0 ] && { echo "文件下载失败"; exit; }
}
install_docker () {
tar xf docker-${DOCKER_VERSION}.tgz -C /usr/local/
cp /usr/local/docker/* /usr/bin/
cat > /lib/systemd/system/docker.service
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