Kubernetes Postgresql Config

kubernetes-postgres.yaml

apiVersion: v1
kind: Service
metadata:
  name: postgres
  labels:
    app: postgres
spec:
  ports:
    - port: 5432
  selector:
    app: postgres
    tier: dev
  type: NodePort
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: postgres-pv-claim
  labels:
    app: postgres
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 5Gi
---
apiVersion: apps/v1 # for versions before 1.9.0 use apps/v1beta2
kind: Deployment
metadata:
  name: postgres
  labels:
    app: postgres
spec:
  selector:
    matchLabels:
      app: postgres
      tier: dev
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: postgres
        tier: dev
    spec:
      containers:
      - image: postgres:11.7
        name: postgres
        env:
        - name: POSTGRES_USER
          value: "postgres"
        - name: POSTGRES_PASSWORD
          value: "password"
        - name: POSTGRES_DB
          value: "pgdatabase"
        ports:
        - containerPort: 5432
          name: postgres
        volumeMounts:
        - name: postgres-persistent-storage
          mountPath: /var/lib/postgresql
      volumes:
      - name: postgres-persistent-storage
        persistentVolumeClaim:
          claimName: postgres-pv-claim