docker一键安装ubuntu版本

#!/bin/bash
wget -O /etc/apt/sources.list http://mirrors.cloud.tencent.com/repo/ubuntu$(lsb_release -sr | awk -F'.' '{print $1}')_sources.list
apt-get clean all
apt-get update

#step 1: 安装必要的一些系统工具
sudo apt-get -y install apt-transport-https ca-certificates curl software-properties-common

#step 2: 安装GPG证书
curl -fsSL http://mirrors.cloud.tencent.com/docker-ce/linux/ubuntu/gpg | sudo apt-key add -

#Step 3: 写入软件源信息
sudo add-apt-repository "deb [arch=amd64] http://mirrors.cloud.tencent.com/docker-ce/linux/ubuntu $(lsb_release -cs) stable"

#Step 4: 更新并安装 Docker-CE
sudo apt-get -y update
#查看所有版本的docker，然后可以选择需要的版本
sudo apt-cache madison docker-ce
sudo apt-get -y install docker-ce=5:19.03.13~3-0~ubuntu-$(lsb_release -cs)

sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
          "registry-mirrors": ["https://4lz192q5.mirror.aliyuncs.com"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker