目录

Ubuntu 安装 Docker

使用官方安装脚本自动安装

注意:脚本安装适合在测试和开发环境使用。

安装命令如下:

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curl -fsSL get.docker.com -o get-docker.sh
sh get-docker.sh --mirror Aliyun

也可以使用国内 daocloud 一键安装命令:

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curl -sSL https://get.daocloud.io/docker | sh

手动安装

更新库和安装依赖

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apt-get update
apt-get install \
    ca-certificates \
    curl \
    gnupg \
    lsb-release

添加 docker 的官方 GPG key

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mkdir -p /etc/apt/keyrings
# 官方源
# curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
curl -fsSL https://mirrors.aliyun.com/docker-ce/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
chmod -R 0755 /etc/apt/keyrings

将 Docker 的源添加到 /etc/apt/sources.list.d

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# 官方源
# echo \
#   "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
#   $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null
echo \
  "deb [arch=amd64 signed-by=/etc/apt/keyrings/docker.gpg] https://mirrors.aliyun.com/docker-ce/linux/ubuntu \
  $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null

安装 docker

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

启动 docker

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service enable docker
service start docker

# wsl2 ubuntu 22.04 启动报错,执行以下命令修复
# update-alternatives --set iptables /usr/sbin/iptables-legacy
# update-alternatives --set ip6tables /usr/sbin/ip6tables-legacy

配置国内镜像源

创建或修改 /etc/docker/daemon.json 文件,修改为如下形式

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{
    "registry-mirrors": [
        "http://hub-mirror.c.163.com",
        "https://docker.mirrors.ustc.edu.cn",
        "https://registry.docker-cn.com"
    ]
}

重启 docker,service docker restart

查看是否修改成功,docker info

参考

https://docs.docker.com/engine/install/ubuntu/

https://www.runoob.com/docker/ubuntu-docker-install.html

https://yeasy.gitbook.io/docker_practice/install/ubuntu