Ubuntu 24.04 安装docker和docker compose
安装docker
- 更新系统包
sudo apt update
sudo apt upgrade -y
- 安装必要的软件
sudo apt-get install ca-certificates curl gnupg
- 信任 Docker 的 GPG 公钥并添加仓库
install -m 0755 -d /etc/apt/keyrings
sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/keyrings/docker.gpg
sudo chmod a+r /etc/apt/keyrings/docker.gpg
sudo echo \
"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://mirrors.tuna.tsinghua.edu.cn/docker-ce/linux/ubuntu \
"$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
- 更新包索引并安装 Docker
sudo apt-get update
sudo apt-get -y install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
- 启动并验证 Docker 服务
sudo systemctl start docker
sudo systemctl enable docker
验证安装是否成功：
sudo docker --version
为非 root 用户设置 Docker 访问权限（可选）
将当前用户添加到 Docker 用户组（重连ssh后生效）：
sudo usermod -aG docker $USER
配置加速器
sudo mkdir -p /etc/docker
sudo nano /etc/docker/daemon.json
sudo systemctl daemon-reload
sudo systemctl restart docker
{
"registry-mirrors":["https://docker.nju.edu.cn/"]
}