Blue/Green Deployments using Helm Charts

Puneet Saraswat

I am big fan of Labels and Selectors feature Kubernetes offers. K8s Services use them to target Pods which enables diverse use cases for traffic routing. In this article, I will demonstrate how we can leverage this mechanism to implement Blue/Green deployment strategy. I will use Helm charts for deployment. We will see that how with a little Helm templating trick we can enable this scenario.

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