postgres.yml

apiVersion: v1
kind: Service
metadata:
  name: cramkle-postgres
  labels:
    app: postgres
spec:
  ports:
    - port: 5432
  selector:
    app: cramkle
    tier: postgres
clusterIP: None
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: postgres-pv-claim
  labels:
    app: cramkle
spec:
  accessModes:
  - ReadWriteOnce
  resources:
    requests:
      storage: 3Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: cramkle-postgres
  labels:
    app: cramkle
spec:
  selector:
    matchLabels:
      app: cramkle
      tier: postgres
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: cramkle
        tier: postgres
    spec:
      containers:
        - image: postgres
          name: postgres
          env:
            - name: POSTGRES_USER
              value: cramkle
            - name: POSTGRES_PASSWORD
              valueFrom:
                secretKeyRef:
                  name: postgres-password
                  key: password
            - name: POSTGRES_DB
              value: cramkle
          ports:
            - containerPort: 5432
              name: postgres
          volumeMounts:
            - name: postgres-persistent-storage
              mountPath: /var/lib/postgresql
      volumes:
        - name: postgres-persistent-storage
          persistentVolumeClaim:
            claimName: postgres-pv-claim