helm: expose init container parameters as helm values (#1232)

Co-authored-by: houseme <housemecn@gmail.com>

helm/rustfs/templates/deployment.yaml

@@ -57,11 +57,10 @@ spec:
       {{- end }}
       initContainers:
         - name: init-step
-          image: busybox
-          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          image: "{{ .Values.initStep.image.repository }}:{{ .Values.initStep.image.tag }}"
+          imagePullPolicy: {{ .Values.initStep.image.pullPolicy }}
           securityContext:
-            runAsUser: 0
-            runAsGroup: 0
+            {{- toYaml .Values.initStep.containerSecurityContext | nindent 12 }}
           command:
             - sh
             - -c

helm/rustfs/templates/statefulset.yaml

@@ -68,11 +68,10 @@ spec:
       {{- end }}
       initContainers:
         - name: init-step
-          image: busybox
-          imagePullPolicy: {{ .Values.image.pullPolicy }}
+          image: "{{ .Values.initStep.image.repository }}:{{ .Values.initStep.image.tag }}"
+          imagePullPolicy: {{ .Values.initStep.image.pullPolicy }}
           securityContext:
-            runAsUser: 0
-            runAsGroup: 0
+            {{- toYaml .Values.initStep.containerSecurityContext | nindent 12 }}
           env:
             - name: REPLICA_COUNT
               value: {{ .Values.replicaCount | quote }}

helm/rustfs/values.yaml

@@ -177,4 +177,16 @@ storageclass:
   dataStorageSize: 256Mi
   logStorageSize: 256Mi
 
+# Init container parameters.
+initStep:
+  image:
+    repository: busybox
+    pullPolicy: IfNotPresent
+    tag: "latest"
+  containerSecurityContext:
+    runAsUser: 0
+    runAsGroup: 0
+
+
+
 extraManifests: []