一键脚本安装Fail2ban

安装：

wget https://raw.githubusercontent.com/FunctionClub/Fail2ban/master/fail2ban.sh
bash fail2ban.sh

卸载：

wget https://raw.githubusercontent.com/FunctionClub/Fail2ban/master/uninstall.sh
bash uninstall.sh

原文：https://www.ixh.me/2016/12/fail2ban-onekey/