Implementing GitOps on Kubernetes Using AWS, K3s, Rancher, Vault, and ArgoCD

As Kubernetes continues to establish itself as the industry-standard for container orchestration, finding effective ways to use a declarative model for your applications and tools is critical to success. In this write-up, I’m going to walk through setting up a K3s Kubernetes cluster in AWS, then implement secure GitOps using ArgoCD and Vault. Check out the source for the infrastructure and the Kubernetes umbrella application here.

Here’s the components/tools we’ll be using:

• AWS — The cloud provider we’ll be using for our underlying infrastructure. …