Ubuntu系统-应用安装篇

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Ubuntu系统-应用安装篇

Docker

官方文档: Install Docker Engine on Ubuntu | Docker Documentation

设置源仓库

  1. 更新 apt 和安装使用HTTPS的依赖:

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    sudo apt-get update
    sudo apt-get install ca-certificates curl gnupg

  2. 添加官方公钥 GPG key:

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    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

  3. 设置源仓库:

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    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

安装 Docker Engine

  1. 更新 apt 目录:

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    sudo apt-get update

  2. 安装 Docker Engine, containerd, and Docker Compose.

    安装最新版:

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    sudo apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin

  3. 测试是否安装成功通过新建 hello-world 镜像.

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    sudo docker run hello-world

    该命令下载并运行了一个测试镜像. 当它运行后会输出消息并退出。

配置国内镜像

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sudo mkdir -p /etc/docker
sudo tee /etc/docker/daemon.json <<-'EOF'
{
  "registry-mirrors": ["https://docker.mirrors.ustc.edu.cn"]
}
EOF
sudo systemctl daemon-reload
sudo systemctl restart docker
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