bitnami/postgresql wrapper to use in different bots and related services

charts/postgresql-external/Chart.yaml

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+apiVersion: v1
+description: A Helm chart for postgresql
+name: postgres
+version: 0.0.42

charts/postgresql-external/README.md

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+This is the PostgreSQL chart.
+
+Configure the values.yaml file to create the database, username, password and other configuration.
+
+To deploy the helm chart - 
+```
+helm install postgresql charts/postgresql-external --values charts/postgresql-external/values.yaml
+```

charts/postgresql-external/templates/postgres-configmap.yaml

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+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: postgres-config
+  labels:
+    app: postgres
+data:
+  POSTGRES_DB: {{ .Values.postgresDb }}
+  POSTGRES_USER: {{ .Values.postgresUser }}
+  POSTGRES_PASSWORD: {{ .Values.postgresPassword }}

charts/postgresql-external/templates/postgres-service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: postgres
+  labels:
+    app: postgres
+spec:
+  type: NodePort
+  ports:
+   - port: 5432
+  selector:
+   app: postgres

charts/postgresql-external/templates/postgres-statefulset.yaml

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+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: postgres
+spec:
+  replicas: {{ .Values.replicas }}
+  serviceName: postgres
+  selector:
+    matchLabels:
+      app: postgres
+  template:
+    metadata:
+      labels:
+        app: postgres
+    spec:
+      containers:
+        - name: postgres
+          image: {{ .Values.postgresImage }}
+          imagePullPolicy: "IfNotPresent"
+          ports:
+            - containerPort: 5432
+          envFrom:
+            - configMapRef:
+                name: postgres-config
+          volumeMounts:
+            - mountPath: {{ .Values.containerVolumeMountPath }}
+              name: postgredb
+      volumes:
+        - name: postgredb
+          persistentVolumeClaim:
+            claimName: postgres-pv-claim

charts/postgresql-external/templates/postgres-storage.yaml

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+kind: PersistentVolume
+apiVersion: v1
+metadata:
+  name: postgres-pv-volume
+  labels:
+    type: local
+    app: postgres
+spec:
+  storageClassName: manual
+  capacity:
+    storage: {{ .Values.storageSize }}
+  accessModes:
+    - ReadWriteMany
+  hostPath:
+    path: "/mnt/data"
+---
+kind: PersistentVolumeClaim
+apiVersion: v1
+metadata:
+  name: postgres-pv-claim
+  labels:
+    app: postgres
+spec:
+  storageClassName: manual
+  accessModes:
+    - ReadWriteMany
+  resources:
+    requests:
+      storage: {{ .Values.storageSize }}

charts/postgresql-external/values.yaml

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+replicas: 3
+postgresImage: postgres:13
+storageSize: 15Gi
+postgresDb: externalPostgresql
+postgresUser: externalPostgresql
+postgresPassword: externalPostgresql
+containerVolumeMountPath: /var/lib/postgresql/data