1.首先需要去确保软件包的版本:
sudo apt-get update sudo apt-get remove docker docker-engine docker.io containerd runc2.去安装一些必要的工具
sudo apt-get install -y ca-certificates curl gnupg lsb-release3.添加Docker的官方秘钥以确保软件包没有被截胡,是正版的。
sudo mkdir -p /etc/apt/keyrings curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg4.设置Docker的存储库
echo \ "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \ $(lsb_release -cs) stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null5.下一步就是去安装Docker了
sudo apt-get update sudo apt-get install -y docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin国内环境需要梯子才能拉取一些项目:
所以我们这里设置一些镜像代理:
sudo nano /etc/docker/daemon.json在文件中填入下面的内容:
{ "registry-mirrors": [ "https://docker.m.daocloud.io", "https://dockerproxy.com", "https://docker.mirrors.ustc.edu.cn", "https://hub-mirror.c.163.com" ] }然后将服务重启:
sudo systemctl daemon-reload sudo systemctl restart docker然后来拉取一下hello-world看看
sudo docker run hello-world