安装docker

quickstart 是运行在 docker 上的

安装 docker

参考: https://skyao.io/learning-docker/docs/installation.html

ubuntu 20.04

参考: https://skyao.io/learning-docker/docs/installation/ubuntu.html

添加 GPG key:

sudo install -m 0755 -d /etc/apt/keyrings
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

准备用于 apt 的仓库:

echo \
  "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
  "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
  sudo tee /etc/apt/sources.list.d/docker.list > /dev/null

执行 apt update :

sudo apt-get update

安装 20.10.21 版本:

VERSION_STRING=5:20.10.21~3-0~ubuntu-focal
sudo apt-get install docker-ce=$VERSION_STRING docker-ce-cli=$VERSION_STRING containerd.io docker-buildx-plugin docker-compose-plugin

为了以非 root 用户使用 docker:

sudo usermod -aG docker sky

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