Kubernetes Classroom Series – 08/Oct/2021

Dark Launch with Istio

• Lets assume we would want to release the new version of application/component and only certain users have to use this new release

• To demonstrat this lets use two versions of v1, v2 of reviews application

• Refer Here for the changeset

• Deploy the application from v3 folder

• Normal user view

Blue Green Deployment

• Basic steps involed

• To demonstrate this lets try to create a new version for product page Refer Here shaikkhajaibrahim/productpage:v2

• Refer Here for the changes

• Now apply the deployment.

  • Try to access using http://bookinfo.com (after adding entries into dns)
  • Try to access using http://test.bookinfo.com (after adding entries into dns)

• Now we have added simple files to move to new version for all the users and roll back to previous version in case of issues Refer Here

  • Moving v2 to all the users

• Exercise: Create a Canary deployment of the product page using the two versions.