From 05890efee9740c35ea07c3ccdf771f458fcd5e31 Mon Sep 17 00:00:00 2001
From: George Harvey <11440490+HarvsG@users.noreply.github.com>
Date: Tue, 6 Apr 2021 15:01:15 +0100
Subject: [PATCH] implements option to only propogate subnets

---
 setup.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/setup.go b/setup.go
index 40df890..c382d43 100644
--- a/setup.go
+++ b/setup.go
@@ -39,7 +39,10 @@ func parse(c *caddy.Controller) (Zones, error) {
 		z[zone.name] = zone
 
 		for c.NextBlock() {
+			zone.onlySubnets = false
 			switch c.Val() {
+			case "only-propagate-subnets":
+				zone.onlySubnets = true
 			case "self":
 				// self [endpoint] [allowed-ips ... ]
 				zone.serveSelf = true