A Dockerized Python Flask app on top of Openshift 4

Create a very simple hello world Python app with Flask framework, containerized it, and deploy it into Openshift 4.

Build and Push to Docker Hub from Openshift 4

$ oc new-build --strategy docker --binary --name=containerized-hello-world-python 

$ oc start-build containerized-hello-world-python  --from-dir=. --follow --wait

Deploy to OpenShift 4

$ oc new-app containerized-hello-world-python  --name=containerized-hello-world-python 

Expose a Secure URL for this Flask app

$ oc create route edge --service=containerized-hello-world-python