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Ubuntu安装docker

此文以 Ubuntu Server为例记录安装 docker步骤。

  1. 设置软件仓库

1.1 卸载旧版本 docker(如果有的话)

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# apt-get remove docker docker-engine docker.io containerd runc

1.2 安装必要的软件

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# apt-get update && apt-get install ca-certificates curl gnupg lsb-release

1.3 添加docker 官方 GPG key

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# mkdir -p /etc/apt/keyrings
# curl -fsSL https://download.docker.com/linux/debian/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg

1.4 启用docker 软件仓库源

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# echo \
  "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/debian \
  $(lsb_release -cs) stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null
  1. 安装docker:
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    # apt-get update && apt-get install docker-ce docker-ce-cli containerd.io docker-compose-plugin
    

设置开机自启

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# systemctl enable docker

参考链接:https://docs.docker.com/engine/install/ubuntu/

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