6rd: add 6rd specific settings as nested json object

Add 6rd specific settings prefix, relay-prefix as a nested data json object

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>

package/network/ipv6/6rd/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=6rd
 PKG_VERSION:=9
-PKG_RELEASE:=2
+PKG_RELEASE:=3
 PKG_LICENSE:=GPL-2.0
 
 include $(INCLUDE_DIR)/package.mk

package/network/ipv6/6rd/files/6rd.sh

@@ -64,9 +64,13 @@ proto_6rd_setup() {
 	json_add_int ttl "${ttl:-64}"
 	[ -n "$tos" ] && json_add_string tos "$tos"
 	json_add_string local "$ipaddr"
-	json_add_string 6rd-prefix "$ip6prefix/$ip6prefixlen"
-	json_add_string 6rd-relay-prefix "$ip4prefix/$ip4prefixlen"
 	[ -n "$tunlink" ] && json_add_string link "$tunlink"
+
+	json_add_object 'data'
+	json_add_string prefix "$ip6prefix/$ip6prefixlen"
+	json_add_string relay-prefix "$ip4prefix/$ip4prefixlen"
+	json_close_object
+
 	proto_close_tunnel
 
 	proto_add_data