How to setup simple GitOps with Gitlab CI/CD
Although I have been working primarily on Jenkins in the past 6 years plus, I do have some experience in other CI/CD platforms. Today we shall talk about GitOps with Gitlab CI/CD. Let us...
DevOpsA collection of 19 posts
How to authenticate with different EKS clusters in AWS?
I believe you will encountner scenarios in your daily work on AWS where you have to authenticate with different EKS clusters in different AWS accounts. Today, I will share how I structure my kubeconfig to allow...
How to fix exec plugin: invalid apiVersion "client.authentication.k8s.io/v1alpha1"?
I recently spin up a new AWS EKS cluster (version 1.23) and tried to manage it with a newly downloaded kubectl cli (version 1.24). When i tried to get the namespaces with the kubectl...
How to install Cluster Autoscaler in AWS EKS?
A good start is to follow AWS documentations (https://docs.aws.amazon.com/eks/latest/userguide/autoscaling.html) Pre-requisites * eksctl (https://github.com/weaveworks/eksctl) * Metrics Server (https://alexlogy.io/how-to-install-metrics-server-in-aws-eks/) Create IAM Policy Save the...
How to install metrics server in AWS EKS?
The Kubernetes Metrics Server (https://docs.aws.amazon.com/eks/latest/userguide/metrics-server.html) is not deployed by default in AWS EKS clusters. However, we will need it for our Cluster Autoscaler, Horizontal Pod Autoscaler, Kubernetes...
How to install NGINX ingress controller in your EKS cluster
Pre-requisites * helm (https://helm.sh/docs/intro/install/) Add Helm Repository Add the helm repository for NGINX Ingress Controller (https://kubernetes.github.io/ingress-nginx/) helm repo add ingress-nginx https://kubernetes.github.io/ingress-nginx helm repo update...