update yamls

helm/postgresql/templates/service.yaml

@@ -2,10 +2,15 @@ apiVersion: v1
 kind: Service
 metadata:
   name: {{ .Release.Name }}-postgresql
+  labels:
+    app.kubernetes.io/name: postgresql
+    app.kubernetes.io/instance: {{ .Release.Name }}
 spec:
   type: ClusterIP
   ports:
-    - port: 5432
+    - name: postgresql
+      port: 5432
       targetPort: 5432
   selector:
-    app: {{ .Release.Name }}-postgresql
+    app.kubernetes.io/name: postgresql
+    app.kubernetes.io/instance: {{ .Release.Name }}

helm/postgresql/templates/statefulset.yaml

@@ -1,8 +1,39 @@
-volumeClaimTemplates:
-  - metadata:
-      name: data
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: {{ .Release.Name }}-postgresql
+  labels:
+    app.kubernetes.io/name: postgresql
+    app.kubernetes.io/instance: {{ .Release.Name }}
+spec:
+  serviceName: {{ .Release.Name }}-postgresql-hl
+  replicas: 1
+  selector:
+    matchLabels:
+      app.kubernetes.io/name: postgresql
+      app.kubernetes.io/instance: {{ .Release.Name }}
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/name: postgresql
+        app.kubernetes.io/instance: {{ .Release.Name }}
     spec:
-      accessModes: ["ReadWriteOnce"]
-      resources:
-        requests:
-          storage: {{ .Values.persistence.size }}
+      containers:
+        - name: postgresql
+          image: postgres:13
+          ports:
+            - containerPort: 5432
+          resources:
+            requests:
+              storage: {{ .Values.postgresql.resources.requests.storage }}
+          volumeMounts:
+            - name: data
+              mountPath: /bitnami/postgresql
+  volumeClaimTemplates:
+    - metadata:
+        name: data
+      spec:
+        accessModes: ["ReadWriteOnce"]
+        resources:
+          requests:
+            storage: {{ .Values.postgresql.persistence.size }}

helm/postgresql/values.yaml

@@ -9,16 +9,7 @@ resources:
 postgresql:
   persistence:
     enabled: true
-    size: 1Gi 
+    size: 1Gi
   resources:
     requests:
-      storage: 1Gi 
-
-volumeClaimTemplates:
-- metadata:
-    name: data
-  spec:
-    accessModes: ["ReadWriteOnce"]
-    resources:
-      requests:
-        storage: 1Gi
+      storage: 1Gi