01-ubuntu18.04安装docker脚本[含自动配置apt]

#!/bin/bash
#更新apt源为清华源
echo "[Info] 正在备份默认apt源..."
cp /etc/apt/sources.list /etc/apt/sources.list.bak
echo "[Info] 正在替换apt源为清华apt源..."
echo deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic main restricted universe multiverse > /etc/apt/sources.list
echo deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-updates main restricted universe multiverse >> /etc/apt/sources.list
echo deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-backports main restricted universe multiverse >> /etc/apt/sources.list
echo deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ bionic-security main restricted universe multiverse >> /etc/apt/sources.list
echo "[Info] 正在更新源..."
apt update
echo "[Info] 正在更新软件..."
apt upgrade -y#创建脚本目录
echo “创建脚本目录”
echo "++ mkdir /opt/shell"
sudo mkdir /opt/shell
cd /opt/shell
#下载docker安装脚本
echo "下载docker安装脚本"
echo "++ sudo curl -fsSL get.docker.com -o get-docker.sh"
sudo curl -fsSL get.docker.com -o get-docker.sh
#执行脚本安装docker
echo “执行脚本安装docker”
echo "++ sudo sh get-docker.sh --mirror Aliyun"
sudo sh get-docker.sh --mirror Aliyun
#设置docker开机启动
echo "设置脚本开机启动"
echo "++ systemctl enable docker"
sudo systemctl enable docker
echo "启动docker"
echo "++ systemctl start docker"
sudo systemctl start dockersudo groupadd docker
sudo usermod -aG docker $USER#配置镜像加速器
#镜像加速地址每个人的不一样，在阿里云控制台可以看到
mkdir -p /etc/docker
tee /etc/docker/daemon.json <<-'EOF'
{
"registry-mirrors": ["https://xxxx.mirror.aliyuncs.com"]
}
EOF
#重启docker
systemct restart docker