[stable/minio] Support imagePullSecrets for StatefulSet. (#23042)

* [stable/minio] Support imagePullSecrets for StatefulSet.
Signed-off-by: Jonas Rabouli <jonas.h@rabouli.com>

* [stable/minio] Added imagePullSecrets template
Signed-off-by: Jonas Rabouli <jonas.h@rabouli.com>

* [stable/minio] Bumped version
Signed-off-by: Jonas Rabouli <jonas.h@rabouli.com>

stable/minio/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: MinIO is a high performance data infrastructure for machine learning, analytics and application data workloads.
 name: minio
-version: 5.0.31
+version: 5.0.32
 appVersion: master
 keywords:
 - storage

stable/minio/templates/_helpers.tpl

@@ -94,3 +94,28 @@ Properly format optional additional arguments to Minio binary
 {{ " " }}{{ . }}
 {{- end -}}
 {{- end -}}
+
+{{/*
+Return the proper Docker Image Registry Secret Names
+*/}}
+{{- define "minio.imagePullSecrets" -}}
+{{/*
+Helm 2.11 supports the assignment of a value to a variable defined in a different scope,
+but Helm 2.9 and 2.10 does not support it, so we need to implement this if-else logic.
+Also, we can not use a single if because lazy evaluation is not an option
+*/}}
+{{- if .Values.global }}
+{{- if .Values.global.imagePullSecrets }}
+imagePullSecrets:
+{{- range .Values.global.imagePullSecrets }}
+  - name: {{ . }}
+{{- end }}
+{{- else if .Values.imagePullSecrets }}
+imagePullSecrets: 
+    {{ toYaml .Values.imagePullSecrets }}
+{{- end -}}
+{{- else if .Values.imagePullSecrets }}
+imagePullSecrets: 
+    {{ toYaml .Values.imagePullSecrets }}
+{{- end -}}
+{{- end -}}

stable/minio/templates/deployment.yaml

@@ -227,9 +227,7 @@ spec:
       nodeSelector:
 {{ toYaml . | indent 8 }}
 {{- end }}
-{{- if .Values.imagePullSecrets }}
-      imagePullSecrets: {{ toYaml .Values.imagePullSecrets | nindent 8 }}
-{{- end }}
+{{- include "minio.imagePullSecrets" . | indent 6 }}
 {{- with .Values.affinity }}
       affinity:
 {{ toYaml . | indent 8 }}

stable/minio/templates/post-install-create-bucket-job.yaml

@@ -25,6 +25,7 @@ spec:
 {{- end }}
     spec:
       restartPolicy: OnFailure
+{{- include "minio.imagePullSecrets" . | indent 6 }}
 {{- if .Values.nodeSelector }}
       nodeSelector:
 {{ toYaml .Values.nodeSelector | indent 8 }}

stable/minio/templates/post-install-prometheus-metrics-job.yaml

@@ -28,6 +28,7 @@ spec:
       serviceAccountName: {{ $fullName }}-update-prometheus-secret
 {{- end }}
       restartPolicy: OnFailure
+{{- include "minio.imagePullSecrets" . | indent 6 }}
 {{- if .Values.nodeSelector }}
       nodeSelector:
 {{ toYaml .Values.nodeSelector | indent 8 }}

stable/minio/templates/statefulset.yaml

@@ -176,6 +176,7 @@ spec:
       nodeSelector:
 {{ toYaml . | indent 8 }}
     {{- end }}
+{{- include "minio.imagePullSecrets" . | indent 6 }}
     {{- with .Values.affinity }}
       affinity:
 {{ toYaml . | indent 8 }}