From 835be0f4f530b80b12ace3dfdcc5922bf6611470 Mon Sep 17 00:00:00 2001
From: "Han Verstraete (OpenFaaS Ltd)" <han@openfaas.com>
Date: Tue, 6 Sep 2022 11:11:23 +0200
Subject: [PATCH] Fix nil-pointer when no scaling config for function

Signed-off-by: Han Verstraete (OpenFaaS Ltd) <han@openfaas.com>
---
 main.go | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/main.go b/main.go
index b4af01e..f718156 100644
--- a/main.go
+++ b/main.go
@@ -475,12 +475,13 @@ Features detected:
 
 	scalingDown := 0
 	for _, fn := range functions {
+		scalingConfigured := fn.Scaling != nil
 
-		if fn.Scaling.GetZero() == "true" {
+		if scalingConfigured && fn.Scaling.GetZero() == "true" {
 			scalingDown++
 		}
 
-		if fn.Scaling.GetZeroDuration() != "<not set>" {
+		if scalingConfigured && fn.Scaling.GetZeroDuration() != "<not set>" {
 			dur, err := time.ParseDuration(fn.Scaling.GetZeroDuration())
 			if err == nil && dur < time.Minute*5 {
 				fmt.Printf("⚠️ %s scales down after %.2f minutes, this may be too soon, 5 minutes or higher is recommended\n", fn.Name, dur.Minutes())