# 在另一台机器下载（或联系管理员下载）
https://download.docker.com/linux/static/stable/x86_64/docker-20.10.24.tgz

# 上传到服务器后解压
tar xzvf docker-20.10.24.tgz

# 复制二进制文件
sudo cp docker/* /usr/bin/

# 创建 Docker 服务
sudo tee /etc/systemd/system/docker.service <<'EOF'
[Unit]
Description=Docker Application Container Engine
Documentation=https://docs.docker.com
After=network.target

[Service]
Type=notify
ExecStart=/usr/bin/dockerd
ExecReload=/bin/kill -s HUP $MAINPID
LimitNOFILE=infinity
LimitNPROC=infinity
TimeoutStartSec=0
Restart=on-failure

[Install]
WantedBy=multi-user.target
EOF

# 启动 Docker
sudo systemctl daemon-reload
sudo systemctl start docker