apiVersion: apps/v1
kind: Deployment
metadata:
  name: http-svc
spec:
  replicas: 1
  selector:
    matchLabels:
      app: http-svc
  template:
    metadata:
      labels:
        app: http-svc
    spec:
      containers:
      - name: http-svc
        image: docker.io/kennethreitz/httpbin
        ports:
        - containerPort: 80
        env:
        - name: NODE_NAME
          valueFrom:
            fieldRef:
              fieldPath: spec.nodeName
        - name: POD_NAME
          valueFrom:
            fieldRef:
              fieldPath: metadata.name
        - name: POD_NAMESPACE
          valueFrom:
            fieldRef:
              fieldPath: metadata.namespace
        - name: POD_IP
          valueFrom:
            fieldRef:
              fieldPath: status.podIP

---

apiVersion: v1
kind: Service
metadata:
  name: billing
  labels:
    app: billing
spec:
  type: NodePort
  ports:
  - port: 80
    targetPort: 80
    protocol: TCP
    name: http
  selector:
    app: http-svc