From f89dc1c90364b5e5201b4ebc6926c61a11dfcc50 Mon Sep 17 00:00:00 2001
From: David Anderson <danderson@tailscale.com>
Date: Fri, 2 Apr 2021 14:22:46 -0700
Subject: [PATCH] ipn/ipnlocal: don't install any magicdns names if not
 proxying.

Signed-off-by: David Anderson <danderson@tailscale.com>
---
 ipn/ipnlocal/local.go | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/ipn/ipnlocal/local.go b/ipn/ipnlocal/local.go
index 5626a6d6a..51fb220dc 100644
--- a/ipn/ipnlocal/local.go
+++ b/ipn/ipnlocal/local.go
@@ -1493,10 +1493,14 @@ func (b *LocalBackend) authReconfig() {
 			}
 			dcfg.Hosts[name] = ips
 		}
-		dcfg.Hosts = map[string][]netaddr.IP{}
-		set(nm.Name, nm.Addresses)
-		for _, peer := range nm.Peers {
-			set(peer.Name, peer.Addresses)
+		// TODO: hack to make the current code continue to work while
+		// refactoring happens.
+		if proxied {
+			dcfg.Hosts = map[string][]netaddr.IP{}
+			set(nm.Name, nm.Addresses)
+			for _, peer := range nm.Peers {
+				set(peer.Name, peer.Addresses)
+			}
 		}
 	}