From 20ac152a2b7dbcf9d16734df025bde483cdcc432 Mon Sep 17 00:00:00 2001
From: ston1th <ston1th@giftfish.de>
Date: Mon, 1 Jun 2020 16:55:54 +0200
Subject: [PATCH] fixed generated cloud config

---
 userdata.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/userdata.go b/userdata.go
index aea4d39..9fad585 100644
--- a/userdata.go
+++ b/userdata.go
@@ -8,6 +8,8 @@ import (
 	"net/url"
 )
 
+var cloudConfig = []byte("#cloud-config\n")
+
 func parseUserData(s string) (u *UserData, err error) {
 	s, err = url.QueryUnescape(s)
 	if err != nil {
@@ -29,7 +31,11 @@ func MarshalUserData(u *UserData) ([]byte, error) {
 	if u == nil {
 		return nil, nil
 	}
-	return yaml.Marshal(u)
+	b, err := yaml.Marshal(u)
+	if err == nil {
+		b = append(cloudConfig, b...)
+	}
+	return b, err
 }
 
 type UserData struct {