mesh-vpn: recognise parker as vpn type

at least concerning traffic limits

package/gluon-mesh-vpn-core/luasrc/lib/gluon/mesh-vpn/update-config

@@ -8,6 +8,8 @@ if unistd.access('/lib/gluon/mesh-vpn/fastd') then
 	vpn = 'fastd'
 elseif unistd.access('/lib/gluon/mesh-vpn/tunneldigger') then
 	vpn = 'tunneldigger'
+elseif unistd.access('/lib/gluon/mesh-vpn/parker') then
+	vpn = 'parker'
 end
 
 local vpn_config = {
@@ -18,11 +20,13 @@ local vpn_config = {
 }
 
 uci:delete('simple-tc', 'mesh_vpn')
-uci:section('simple-tc', 'interface', 'mesh_vpn', {
-	ifname = 'mesh-vpn',
-	enabled = vpn_config.limit_enabled,
-	limit_egress = vpn_config.limit_egress,
-})
+if vpn ~= 'parker' then
+	uci:section('simple-tc', 'interface', 'mesh_vpn', {
+		ifname = 'mesh-vpn',
+		enabled = vpn_config.limit_enabled,
+		limit_egress = vpn_config.limit_egress,
+	})
+end
 
 if vpn == 'fastd' then
 	uci:set('fastd', 'mesh_vpn', 'enabled', vpn_config.enabled)
@@ -45,4 +49,15 @@ else
 end
 uci:save('tunneldigger')
 
+uci:delete('simple-tc', 'client')
+if vpn == 'parker' then
+	uci:section('simple-tc', 'interface', 'client', {
+		ifname = 'br-client',
+		enabled = vpn_config.limit_enabled,
+		-- limits are flipped here
+		limit_ingress = vpn_config.limit_egress,
+		limit_egress = vpn_config.limit_ingress,
+	})
+end
+
 uci:save('simple-tc')