deployment.yml

apiVersion: v1
kind: Pod
metadata:
  name: tunnel
  labels:
    app: tunneling-label
spec:
  nodeName: node1
  containers:
    - name: tunnel
      image: tarjei400/einsteinrosen
      imagePullPolicy: Always
      ports:
        - name: api
          containerPort: 3000
        - name: http
          containerPort: 80
        - name: ssh-svc-port
          containerPort: 4444

---
kind: Service
apiVersion: v1
metadata:
  name: tunnel
spec:
  selector:
    app: tunneling-label
  ports:
    - port: 3000
      name: api-svc-port
      targetPort: api
    - port: 80
      name: http-svc-port
      targetPort: http
    - port: 30022
      name: ssh-svc-port
      protocol: TCP
      targetPort: 4444
      nodePort: 30022
  type: NodePort
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: tunnel
  annotations:
    nginx.ingress.kubernetes.io/rewrite-target: /
    kubernetes.io/ingress.class: "nginx"
spec:
  backend:
    serviceName: tunnel
    servicePort: 80

  rules:
    - host: '*.tunnel.necronia.com'
      http:
        paths:
          - path: /port
            backend:
              serviceName: tunnel
              servicePort: 3000
          - path: /
            backend:
              serviceName: tunnel
              servicePort: 80