[Unit] Description=Restrict Looper ingress to loopback and approved Tailscale controllers Before=tailscaled.service [Service] Type=oneshot ExecStart=/usr/sbin/nft -f /etc/nftables.d/looper-ingress.nft ExecReload=/usr/sbin/nft -f /etc/nftables.d/looper-ingress.nft RemainAfterExit=yes [Install] WantedBy=multi-user.target