Sample k8s app = deployment + service + ingress

sample.yaml

apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: hello-world
  labels:
    commit: latest
spec:
  replicas: 2
  selector:
    matchLabels:
      app: hello-world
  template:
    metadata:
      labels:
        app: hello-world
        commit: latest
    spec:
      containers:
      - name: hello-world
        image: quay.io/wercker/hello-world:latest
        imagePullPolicy: Always
        ports:
        - name: pod-port
          containerPort: 8080
          protocol: TCP
---
apiVersion: v1
kind: Service
metadata:
  name: hello-world
  labels:
    app: hello-world
    commit: latest
spec:
  ports:
  - name: service-port
    port: 81
    targetPort: pod-port
  selector:
    app: hello-world
    commit: latest
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: hello-world-ingress
  annotations:
    nginx.ingress.kubernetes.io/ssl-redirect: "false"
    nginx.ingress.kubernetes.io/force-ssl-redirect: "false"
    nginx.ingress.kubernetes.io/rewrite-target: "/" 
spec:
   rules:
   - host: 
     http:
       paths:
       - path: /hello-world
         backend:
           serviceName: hello-world
           servicePort: service-port