From c16a926bf217310fec6de351b68692c4e71ee1dd Mon Sep 17 00:00:00 2001
From: David Anderson <danderson@tailscale.com>
Date: Mon, 5 Apr 2021 22:40:43 -0700
Subject: [PATCH] net/dns: set OSConfig.Primary.

OS implementations are going to support split DNS soon.
Until they're all in place, hardcode Primary=true to get
the old behavior.

Signed-off-by: David Anderson <danderson@tailscale.com>
---
 net/dns/manager.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/dns/manager.go b/net/dns/manager.go
index 111700e1f..bd510b257 100644
--- a/net/dns/manager.go
+++ b/net/dns/manager.go
@@ -67,6 +67,7 @@ func (m *Manager) Set(cfg Config) error {
 	}
 	osCfg := OSConfig{
 		Domains: cfg.SearchDomains,
+		Primary: true,
 	}
 	// We must proxy through quad-100 if MagicDNS hosts are in
 	// use, or there are any per-domain routes.