Migrate MinIO chart to the newest version of Kubernetes API (#17072)

Signed-off-by: Michał Hudy <michal@hudy.pl>

stable/minio/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v1
 description: MinIO is a high performance distributed object storage server, designed for large-scale private cloud infrastructure.
 name: minio
-version: 2.5.13
+version: 2.5.14
 appVersion: RELEASE.2019-08-07T01-59-21Z
 keywords:
 - storage

stable/minio/templates/_helpers.tpl

@@ -42,6 +42,39 @@ Return the appropriate apiVersion for networkpolicy.
 {{- end -}}
 {{- end -}}
 
+{{/*
+Return the appropriate apiVersion for deployment.
+*/}}
+{{- define "minio.deployment.apiVersion" -}}
+{{- if semverCompare "<1.9-0" .Capabilities.KubeVersion.GitVersion -}}
+{{- print "apps/v1beta2" -}}
+{{- else -}}
+{{- print "apps/v1" -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return the appropriate apiVersion for statefulset.
+*/}}
+{{- define "minio.statefulset.apiVersion" -}}
+{{- if semverCompare "<1.9-0" .Capabilities.KubeVersion.GitVersion -}}
+{{- print "apps/v1beta2" -}}
+{{- else -}}
+{{- print "apps/v1" -}}
+{{- end -}}
+{{- end -}}
+
+{{/*
+Return the appropriate apiVersion for ingress.
+*/}}
+{{- define "minio.ingress.apiVersion" -}}
+{{- if semverCompare "<1.14-0" .Capabilities.KubeVersion.GitVersion -}}
+{{- print "extensions/v1beta1" -}}
+{{- else -}}
+{{- print "networking.k8s.io/v1beta1" -}}
+{{- end -}}
+{{- end -}}
+
 {{/*
 Determine service account name for deployment or statefulset.
 */}}

stable/minio/templates/deployment.yaml

@@ -1,5 +1,5 @@
 {{- if eq .Values.mode "standalone" }}
-apiVersion: apps/v1beta2
+apiVersion: {{ template "minio.deployment.apiVersion" . }}
 kind: Deployment
 metadata:
   name: {{ template "minio.fullname" . }}
@@ -46,10 +46,10 @@ spec:
 {{- if .Values.podLabels }}
 {{ toYaml .Values.podLabels | indent 8 }}
 {{- end }}
-      {{- if .Values.podAnnotations }}
       annotations:
-{{ toYaml .Values.podAnnotations | indent 8 }}
-      {{- end }}
+        checksum/secrets: {{ include (print $.Template.BasePath "/secrets.yaml") . | sha256sum }}
+        checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
+{{- if .Values.podAnnotations }}{{ toYaml .Values.podAnnotations | indent 8 }}{{- end }}
     spec:
   {{- if .Values.priorityClassName }}
       priorityClassName: "{{ .Values.priorityClassName }}"

stable/minio/templates/ingress.yaml

@@ -2,7 +2,7 @@
 {{- $fullName := include "minio.fullname" . -}}
 {{- $servicePort := .Values.service.port -}}
 {{- $ingressPath := .Values.ingress.path -}}
-apiVersion: extensions/v1beta1
+apiVersion: {{ template "minio.ingress.apiVersion" . }}
 kind: Ingress
 metadata:
   name: {{ $fullName }}

stable/minio/templates/secrets.yaml

@@ -10,8 +10,8 @@ metadata:
     heritage: {{ .Release.Service }}
 type: Opaque
 data:
-  accesskey: {{ .Values.accessKey | b64enc }}
-  secretkey: {{ .Values.secretKey | b64enc }}
+  accesskey: {{ if .Values.accessKey }}{{ .Values.accessKey | b64enc | quote }}{{ else }}{{ randAlphaNum 20 | b64enc | quote }}{{ end }}
+  secretkey: {{ if .Values.secretKey }}{{ .Values.secretKey | b64enc | quote }}{{ else }}{{ randAlphaNum 40 | b64enc | quote }}{{ end }}
 {{- if .Values.gcsgateway.enabled }}
   gcs_key.json: {{ .Values.gcsgateway.gcsKeyJson | b64enc }}
 {{- end }}

stable/minio/templates/statefulset.yaml

@@ -18,7 +18,7 @@ spec:
   selector:
     app: {{ template "minio.name" . }}
 ---
-apiVersion: apps/v1beta1
+apiVersion: {{ template "minio.statefulset.apiVersion" . }}
 kind: StatefulSet
 metadata:
   name: {{ template "minio.fullname" . }}
@@ -46,10 +46,10 @@ spec:
 {{- if .Values.podLabels }}
 {{ toYaml .Values.podLabels | indent 8 }}
 {{- end }}
-      {{- if .Values.podAnnotations }}
       annotations:
-{{ toYaml .Values.podAnnotations | indent 8 }}
-      {{- end }}
+        checksum/secrets: {{ include (print $.Template.BasePath "/secrets.yaml") . | sha256sum }}
+        checksum/config: {{ include (print $.Template.BasePath "/configmap.yaml") . | sha256sum }}
+{{- if .Values.podAnnotations }}{{ toYaml .Values.podAnnotations | indent 8 }}{{- end }}
     spec:
       {{- if .Values.priorityClassName }}
       priorityClassName: "{{ .Values.priorityClassName }}"

stable/minio/values.yaml

@@ -39,6 +39,7 @@ priorityClassName: ""
 
 ## Set default accesskey, secretkey, Minio config file path, volume mount path and
 ## number of nodes (only used for Minio distributed mode)
+## AccessKey and secretKey is generated when not set
 ## Distributed Minio ref: https://docs.minio.io/docs/distributed-minio-quickstart-guide
 ##
 existingSecret: ""