安装 nvm curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.3/install.sh | bash 下载失败,去github手动下载对应的文件到服务器解决 --安装nvm unzip nvm-0.39.3.zip cd n
centos7安装certbot: 先安装snapd sudo yum install snapd sudo systemctl enable --now snapd.socket sudo ln -s /var/lib/snapd/snap /snap 安装certbot</