Ingress kubernetes resource to expose your HTTPS application

my-app-ingress.yaml

apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: my-app-ingress
  namespace: YOUR-OPTIONAL-NAMESPACE
  annotations:
    kubernetes.io/ingress.class: "nginx"
    nginx.ingress.kubernetes.io/backend-protocol: "HTTPS"   # the annotation that made this all possible
spec:
  tls:
  - hosts:
    - my-app.example.com    # YOUR DOMAIN HERE
    secretName: my-custom-tls-cert
  rules:
  - host: my-app.example.com  # AGAIN, YOUR DOMAIN HERE
    http:
      paths:
      - backend:
          serviceName: S1    # the service name
          servicePort: 9443  # the HTTPS port