fff-fastd: Add batman hardif hop_penalty

Openwrt v21.02.0 contains a new Batman Adv that now offers hop_penalty per hardif.
We can use this to prefer one tunnel for outgoing traffic if there are several VPNs. Eg. fastd and vxlan.

This Patch sets the hop_penalty for the fastd tunnel to 30.

Signed-off-by: Robert Langhammer <rlanghammer@web.de>
Acked-by: Fabian Bläse <fabian@blaese.de>

src/packages/fff/fff-fastd/Makefile

@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=fff-fastd
-PKG_RELEASE:=4
+PKG_RELEASE:=5
 
 include $(INCLUDE_DIR)/package.mk
 

src/packages/fff/fff-fastd/files/etc/uci-defaults/55_fff-fastd

@@ -29,6 +29,7 @@ ln -s /tmp/fastd_fff_peers /etc/fastd/fff/peers
 echo "#!/bin/sh" > /etc/fastd/fff/up.sh
 echo "ip link set up dev fffVPN" >> /etc/fastd/fff/up.sh
 echo "batctl if add fffVPN" >> /etc/fastd/fff/up.sh
+echo "batctl hardif fffVPN hop_penalty 30" >> /etc/fastd/fff/up.sh
 chmod +x /etc/fastd/fff/up.sh
 
 exit 0