From f98706bdb30d35d05c3bc917890c0b025edaf83e Mon Sep 17 00:00:00 2001
From: Brad Fitzpatrick <bradfitz@tailscale.com>
Date: Mon, 13 Jul 2020 08:59:01 -0700
Subject: [PATCH] paths, cmd/tailscaled: on Windows, don't try to migrate from
 legacy relay.conf

Avoids confusing logspam on Windows.
---
 cmd/tailscaled/tailscaled.go |  2 +-
 paths/paths.go               | 12 +++++++++---
 2 files changed, 10 insertions(+), 4 deletions(-)

diff --git a/cmd/tailscaled/tailscaled.go b/cmd/tailscaled/tailscaled.go
index d8fcccb64..a8db1b39e 100644
--- a/cmd/tailscaled/tailscaled.go
+++ b/cmd/tailscaled/tailscaled.go
@@ -126,7 +126,7 @@ func main() {
 		Port:               41112,
 		StatePath:          *statepath,
 		AutostartStateKey:  globalStateKey,
-		LegacyConfigPath:   paths.LegacyConfigPath,
+		LegacyConfigPath:   paths.LegacyConfigPath(),
 		SurviveDisconnects: true,
 		DebugMux:           debugMux,
 	}
diff --git a/paths/paths.go b/paths/paths.go
index f9f354b28..9e583713a 100644
--- a/paths/paths.go
+++ b/paths/paths.go
@@ -11,9 +11,15 @@ import (
 	"runtime"
 )
 
-// LegacyConfigPath is the path used by the pre-tailscaled "relaynode"
-// daemon's config file.
-const LegacyConfigPath = "/var/lib/tailscale/relay.conf"
+// LegacyConfigPath returns the path used by the pre-tailscaled
+// "relaynode" daemon's config file. It returns the empty string for
+// platforms where relaynode never ran.
+func LegacyConfigPath() string {
+	if runtime.GOOS == "windows" {
+		return ""
+	}
+	return "/var/lib/tailscale/relay.conf"
+}
 
 // DefaultTailscaledSocket returns the path to the tailscaled Unix socket
 // or the empty string if there's no reasonable default.