From 46f163cad98366b3b0884f672bc6c0ea42899525 Mon Sep 17 00:00:00 2001
From: Stavros kois <s.kois@outlook.com>
Date: Mon, 13 Feb 2023 14:37:59 +0200
Subject: [PATCH] fix nil pointers

---
 library/common/1.0.0/templates/lib/workload/_daemonsetSpec.tpl | 3 +++
 .../common/1.0.0/templates/lib/workload/_deployementSpec.tpl   | 3 +++
 .../common/1.0.0/templates/lib/workload/_statefulsettSpec.tpl  | 3 +++
 3 files changed, 9 insertions(+)

diff --git a/library/common/1.0.0/templates/lib/workload/_daemonsetSpec.tpl b/library/common/1.0.0/templates/lib/workload/_daemonsetSpec.tpl
index c0cace1a83..83e68471b1 100644
--- a/library/common/1.0.0/templates/lib/workload/_daemonsetSpec.tpl
+++ b/library/common/1.0.0/templates/lib/workload/_daemonsetSpec.tpl
@@ -14,6 +14,9 @@ revisionHistoryLimit: {{ $objectData.revisionHistoryLimit | default 3 }}
 updateStrategy:
   type: {{ $objectData.strategy | default "RollingUpdate" }}
   {{- if eq $objectData.strategy "RollingUpdate" }}
+    {{- if not $objectData.rollingUpdate -}} {{/* Create the key if it does not exist, to avoid nil pointers */}}
+      {{- $_ := set $objectData "rollingUpdate" dict -}}
+    {{- end }}
   rollingUpdate:
     maxUnavailable: {{ $objectData.rollingUpdate.maxUnavailable | default $rootCtx.Values.fallbackDefaults.maxUnavailable }}
     maxSurge: {{ $objectData.rollingUpdate.maxSurge | default $rootCtx.Values.fallbackDefaults.maxSurge }}
diff --git a/library/common/1.0.0/templates/lib/workload/_deployementSpec.tpl b/library/common/1.0.0/templates/lib/workload/_deployementSpec.tpl
index 75a73b0f0a..7a219b0b33 100644
--- a/library/common/1.0.0/templates/lib/workload/_deployementSpec.tpl
+++ b/library/common/1.0.0/templates/lib/workload/_deployementSpec.tpl
@@ -15,6 +15,9 @@ revisionHistoryLimit: {{ $objectData.revisionHistoryLimit | default 3 }}
 strategy:
   type: {{ $objectData.strategy | default "Recreate" }}
   {{- if eq $objectData.strategy "RollingUpdate" }}
+    {{- if not $objectData.rollingUpdate -}} {{/* Create the key if it does not exist, to avoid nil pointers */}}
+      {{- $_ := set $objectData "rollingUpdate" dict -}}
+    {{- end }}
   rollingUpdate:
     maxUnavailable: {{ $objectData.rollingUpdate.maxUnavailable | default $rootCtx.Values.fallbackDefaults.maxUnavailable }}
     maxSurge: {{ $objectData.rollingUpdate.maxSurge | default $rootCtx.Values.fallbackDefaults.maxSurge }}
diff --git a/library/common/1.0.0/templates/lib/workload/_statefulsettSpec.tpl b/library/common/1.0.0/templates/lib/workload/_statefulsettSpec.tpl
index 8fc1494c4e..488c727c05 100644
--- a/library/common/1.0.0/templates/lib/workload/_statefulsettSpec.tpl
+++ b/library/common/1.0.0/templates/lib/workload/_statefulsettSpec.tpl
@@ -17,6 +17,9 @@ updateStrategy:
   type: {{ $objectData.strategy | default "RollingUpdate" }}
   {{- if eq $objectData.strategy "RollingUpdate" }}
   rollingUpdate:
+    {{- if not $objectData.rollingUpdate -}} {{/* Create the key if it does not exist, to avoid nil pointers */}}
+      {{- $_ := set $objectData "rollingUpdate" dict -}}
+    {{- end }}
     maxUnavailable: {{ $objectData.rollingUpdate.maxUnavailable | default $rootCtx.Values.fallbackDefaults.maxUnavailable }}
     partition: {{ $objectData.rollingUpdate.partition | default $rootCtx.Values.fallbackDefaults.partition }}
   {{- end -}}