This is a simple script to install YSFReflector. This script essentially runs through the official steps found at: https://register.ysfreflector.de/installation for your convenience. All you need to provide before hand is have a Debian 9.x server ready and updated.
To install on Debian 9.x:
git clone https://github.com/n5amd/YSFReflector-debian-installer
cd YSFReflector-debian-installer
./YSFReflector-debian-installer