From 929167366a5df31e1ab086db20762ca4ac8ff2ef Mon Sep 17 00:00:00 2001
From: Bryan Boreham <bjboreham@gmail.com>
Date: Thu, 19 Jan 2017 15:57:21 +0000
Subject: [PATCH] Don't fail if only half the system IDs are blank

---
 net/uuid.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/uuid.go b/net/uuid.go
index 09bd7753..a8552d97 100644
--- a/net/uuid.go
+++ b/net/uuid.go
@@ -30,7 +30,7 @@ func getSystemUUID(hostRoot string) ([]byte, error) {
 	if err != nil && !os.IsNotExist(err) {
 		return nil, err
 	}
-	if len(uuid) == 0 {
+	if len(uuid) == 0 && len(machineid) == 0 {
 		return nil, errors.New("All system IDs are blank")
 	}
 	return append(machineid, uuid...), nil