deployment.yaml

---
apiVersion: v1
kind: Secret
metadata:
  name: hello-secret
type: Opaque
data:
  SECRET_VALUE: SGVsbG8gU2VjcmV0
  # SGVsbG8gU2VjcmV0 is 'Hello Secret'
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: node-hello-world
spec:
  replicas: 1
  selector:
    matchLabels:
      app: node-hello-world
  template:
    metadata:
      labels:
        app: node-hello-world
    spec:
      containers:
      - name: node-hello-world
        image: rbudiharso/node-hello-world
        imagePullPolicy: IfNotPresent
        ports:
        - containerPort: 3000
        env:
        - name: SECRET_VALUE
          valueFrom:
            secretKeyRef:
              name: hello-secret
              key: SECRET_VALUE
      volumes:
        - name: env
          secret:
            secretName: hello-secret