Starting from v1.1, Terraform provides a powerful feature known as the moved block. This feature allows you to reorganize your Terraform configuration without causing Terraform to perceive the refactor as a deletion and creation of resources. In this article, we will walk through a few examples of Terraform refactoring using…

AWS has recently introduced image pull through cache, using which you can pull images from multiple container registries such as Kubernetes or Quay via AWS ECR, but DockerHub is not yet supported. So, if you’d like to push multi arch images from Docker Hub to AWS ECR, you need to…

Fluentd is a powerful log collection and processing tool. In this blog post, I will walk you through the process of adding custom label and key to the log records, so that you can better understand your logs and filter them more effectively. For example, you might want to add…

When working with sensitive data in Terraform and attempting to iterate over it using for_each, you might encounter the ‘Sensitive Value’ error, which prevents direct usage of sensitive values : Sensitive values, or values derived from sensitive values, cannot be used as for_each arguments. Problem with for_each Say we have a secret that’s…

Introduction Prometheus and Grafana are powerful tools for monitoring and visualizing data. However, running queries against large datasets can sometimes be slow. Caching can help to improve query performance by storing the results of frequently-run queries in memory. …

Variable validations allow you to ensure that the values passed to your Terraform variables meet certain criteria before the resources are created. You can add a validation block to your variable definition, which contains a condition that must evaluate to true for the variable value to be considered valid. …

Introduction Syslog logging is a widely used method for collecting and storing log data. It is a standard that is supported by many applications and platforms. In this blog post, we will take a look at the basics of syslog parsing with Fluentd. What Is Syslog? Syslog is a protocol used for collecting log…

In this blog post, we will discuss how to set up monitoring and alerting for Nginx ingress in a Kubernetes environment. We will cover the installation and configuration of ingress-nginx, Prometheus, and Grafana, and the setup of alerts for key Ingress metrics. Pre-requisites : A Kubernetes cluster Helm v3 Install Prometheus and Grafana In this step…

Helm is a popular open-source package manager for Kubernetes that simplifies the process of installing, upgrading, and managing applications on a Kubernetes cluster. Helm packages, called charts, contain all the necessary resources and configuration for deploying an application on a Kubernetes cluster. As with any software project, it’s important to…