IBM has done a very good job on their Ingress Documentation.

These are the annotations needed.

For HTTPS Redirection,

To handle HTTPS Traffic in Upstream,

To maintain a sticky session with the Upstream. A Cookie named route will be added to the request with an expiry of 43800h only if more than one replica is in the Deployment.

Here is the entire Ingress.

I am using this script to deploy it.