How do I install Pi-hole on a Synology NAS?

i have it running on a ds213j with a jessie chroot, needed some modifications mentioned in this thread:

solution was the following:

Dann wäre in der Datei /etc/init.d/pihole-FTL die Zeile

setcap CAP_NET_BIND_SERVICE,CAP_NET_RAW,CAP_NET_ADMIN+eip "$(which pihole-FTL)"

auszukommentieren und

su -s /bin/sh -c "/usr/bin/pihole-FTL" "$FTLUSER"

zu

/usr/bin/pihole-FTL

zu ändern.

Und dann noch einmal

sudo service pihole-FTL restart

installed it following this howto: