ubuntu系统中安装docker

1. 更新系统

sudo apt update && sudo apt upgrade -y

2. 安装必要的依赖包

sudo apt install -y apt-transport-https ca-certificates curl software-properties-common

3. 添加 Docker 官方 GPG 密钥

curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /usr/share/keyrings/docker-archive-keyring.gpg

4. 添加国内源

echo "deb [arch=amd64] https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/ubuntu jammy stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
sudo apt update

5.安装docker

apt install -y docker-ce docker-ce-cli containerd.io