From 8dbac874eb0d8d2d164593dc3c9a9c3cfb47a9c2 Mon Sep 17 00:00:00 2001
From: Elias Naur <mail@eliasnaur.com>
Date: Mon, 15 Jun 2020 15:45:40 +0200
Subject: [PATCH] cmd/tailscale: disable smooth tunnel handovers for ChromeOS

ChromeOS doesn't seem to correctly apply new tunnel settings if
another tunnel is already active. Instead, close any existing
tunnel before creating another.

Updates tailscale/tailscale#431

Signed-off-by: Elias Naur <mail@eliasnaur.com>
---
 cmd/tailscale/backend.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cmd/tailscale/backend.go b/cmd/tailscale/backend.go
index a5f52dd..9142f62 100644
--- a/cmd/tailscale/backend.go
+++ b/cmd/tailscale/backend.go
@@ -122,6 +122,7 @@ func (b *backend) setCfg(cfg *router.Config) error {
 }
 
 func (b *backend) updateTUN(service jni.Object, cfg *router.Config) error {
+	b.CloseTUNs()
 	if reflect.DeepEqual(cfg, b.lastCfg) {
 		return nil
 	}