Basic postgres kubernetes configuration

postgres.yaml

# A basic service running an *ephemeral* postgres instance
# This can then be used in applications by pointing at "postgres://postgres@postgres/postgres"

kind: Service
apiVersion: v1
metadata:
  name: postgres
spec:
  selector:
    app: postgres
  ports:
   - protocol: TCP
     port: 5432
     targetPort: 5432

---

kind: Deployment
apiVersion: apps/v1beta1
metadata:
  name: postgres
spec:
  replicas: 1
  template:
    metadata:
      labels:
        app: postgres
    spec:
      containers:
        - name: postgres
          image: postgres