Update and Rollback Deployment with Red Hat OpenShift

Introduction

This tutorial shows you how to deploy, scale, update and rollback your application on Red Hat OpenShift. All of these features are essential to make sure that the developer can deliver their software safely in case of adding new features, updating images, fixing bugs or rolling back an update.

Prerequisites

For this tutorial you will need:

• Sign up/Sign in on IBM: https://ibm.biz/oc-deploy
• Follow the steps of the tutorial: https://ibm.biz/oc-deploy-tutorial
• Access your OpenShift Cluster
  • URL: https://ibm.biz/oc-deploy-cluster
  • Key: oslab
• Red Hat OpenShift Cluster 4.3 on IBM Cloud.
• oc CLI (can be downloaded from this link or you can use it at http://shell.cloud.ibm.com/

Livestream

Watch the livestream on IBM Developer channels:

• Crowdcast
• YouTube
• Twitch
• Facebook
• Twitter

Summary

In this tutorial, you learned how to deploy an application on Red Hat OpenShift, scale an application using replicas, update the application with new image, and how to rollback your updates.