Add VPN hub subnets to ip routes if available

Makefile

@@ -62,6 +62,11 @@ case "$${PLUTO_VERB}" in
         ip link set "$${VTI_IF}" up
         ip addr add "$${PLUTO_MY_SOURCEIP}" dev "$${VTI_IF}"
         ip route add "$${PLUTO_PEER_CLIENT}" dev "$${VTI_IF}" table 220
+        SUBNET=`/sbin/uci -q get vpn.hub.subnet`
+        IFS=',' read -ra SUBNETS <<< "$${SUBNET// /}"
+        for net in "$${SUBNETS[@]}"; do
+            ip route add "$net" dev "$${VTI_IF}" 2> /dev/null
+        done
         sysctl -w "net.ipv4.conf.$${VTI_IF}.disable_policy=1"
         networks=`printf %s "$$(ip route list proto kernel scope link | awk -F " " "{ print \\$$1 }")" | tr '\\n' ','`
         if [ ! -z "$$networks" ] ; then