fix(metadata): correctly read metadata svc resp

cloudinit/metadata_service.go

@@ -21,7 +21,7 @@ func (ms *metadataService) UserData() ([]byte, error) {
 	}
 	defer resp.Body.Close()
 
-	if resp/100 != 2 {
+	if resp.StatusCode / 100 != 2 {
 		return []byte{}, nil
 	}
 

coreos-cloudinit.go

@@ -61,7 +61,7 @@ func main() {
 		os.Exit(1)
 	}
 
-	if userdata == "" {
+	if len(userdata) == 0 {
 		log.Printf("No user data to handle, exiting.")
 		os.Exit(0)
 	}