Author: Rahul

I, Rahul Kumar am the founder and chief editor of TecAdmin.net. I am a Red Hat Certified Engineer (RHCE) and working as an IT professional since 2009..

Let’s Make Terraform Flexible, Infra Coders! Hey there, Infra coders! You’ve already got Terraform up and running, created your first resources, managed state like pros, and even built reusable modules. Now, it’s time to make your Terraform code even more powerful with variables and outputs. Think of variables as the ingredients you can swap out in a recipe and outputs as the final dish you present to the world. These features let you write flexible, reusable code that adapts to different needs without rewriting everything. In this article, we’ll explore what variables and outputs are, how to use them, and…

Read More

Welcome to Terraform Modules, Infra Coders! Hey there, Infra coders! So far, you’ve mastered installing Terraform, connecting it to a cloud provider, and understanding the all-important state file. Now, let’s level up with Terraform modules. Think of modules as reusable blueprints—like a recipe you can use to cook the same dish in different kitchens without rewriting the whole thing. Modules make your Terraform code cleaner, reusable, and easier to manage, especially when your projects get bigger or involve a team. In this article, we’ll explore what modules are, why they’re awesome, how to create and use them, and some best…

Read More

This tutorial provides a comprehensive guide to securing Apache Solr with an SSL certificate from Let’s Encrypt, a free and automated certificate authority. By following these steps, you will enable Solr to operate over HTTPS, ensuring encrypted communication. This guide assumes you are using a Linux server (Ubuntu/Debian) with Apache Solr and Apache2 web server already installed. Prerequisites A server running Ubuntu/Debian with Apache Solr installed. Apache2 web server installed and configured. A registered domain name pointing to your server’s public IP. Root or sudo access to the server. Basic familiarity with terminal commands. Step 1: Install Certbot Certbot is…

Read More

Let’s Talk Terraform State, Infra Coders! Hey there, Infra coders! By now, you’ve got Terraform installed, connected it to a cloud provider like AWS, and even created an S3 bucket with a simple configuration file. That’s awesome! But today, we’re diving into something super important that ties it all together: Terraform State. Think of state as Terraform’s memory—it keeps track of everything you’ve built. Without it, Terraform would be like a chef who forgets what ingredients they’ve already added to the dish. In this article, we’ll explore what Terraform state is, why it matters, how to manage it safely, and…

Read More

Hey Infra Coders, Let’s Talk Providers! Welcome back, Infra coders! You’ve already written your first Terraform configuration and created some cool AWS resources like an S3 bucket and an EC2 instance. Now, let’s take it up a notch by exploring providers—the magic behind Terraform’s ability to work with different cloud platforms. In this article, we’ll learn how to manage providers for AWS, Azure, and Google Cloud Platform (GCP) in the same Terraform project. Think of providers as your bridge to different clouds, and we’re about to become bridge-building experts! We’ll set up a configuration that creates resources across AWS, Azure,…

Read More

Welcome to the Terraform Tutorial Series, Infra Coders! Hey there, Infra coders! Ready to master Infrastructure as Code (IaC) with Terraform? This tutorial series is your go-to guide for learning how to build, manage, and automate cloud infrastructure like a pro. Whether you’re just starting out or looking to level up, we’ve got you covered with simple, step-by-step articles that make Terraform easy and fun to learn. Below, you’ll find a complete list of our Terraform articles. Each one builds on the last, so you can follow along from the basics to advanced topics. Let’s dive into the world of…

Read More

Time to Write Your First Terraform Code, Infra Coders! Hey, Infra coders! By now, you’ve got Terraform installed and set up with a cloud provider like AWS from our last article. Awesome work! Today, we’re diving into the fun part—writing your first Terraform configuration file to build something real in the cloud. Think of this as your first hands-on project, like sketching out a blueprint and watching it come to life. We’ll create an AWS S3 bucket and a simple EC2 instance (a virtual server) step by step. Don’t worry, I’ll keep it super simple and walk you through everything.…

Read More

Let’s Get Terraform Ready, Infra Coders! Hey there, Infra coders! In our last discussion, we learned what Terraform is and why it’s your go-to tool for building infrastructure with code. Now, it’s time to roll up our sleeves and set it up on your computer. Don’t worry—this is easier than it sounds! By the end of this article, you’ll have Terraform installed, configured, and ready to create your first cloud resources. Think of this as setting up your toolbox before building something awesome. We’ll cover installing Terraform, setting up a cloud provider (like AWS), and writing a simple configuration file…

Read More

What is Terraform? Let’s Start Simple Hey there, Infra coders! Imagine you’re building a house, but instead of hammering nails and laying bricks by hand, you write a blueprint that magically builds the house for you. That’s kind of what Terraform does for tech stuff like servers, databases, and networks. Terraform is a tool that lets you write code to create and manage your infrastructure—the servers, storage, and other tech resources you need for your apps. This idea is called Infrastructure as Code (IaC), and it’s a game-changer! With Terraform, you don’t need to click around in a web console…

Read More

Hey there! Managing Kubernetes clusters can be tough, right? You’ve got so many YAML files, deployments, and changes to track. What if I told you there’s a smarter way to handle all this using GitOps? With GitOps, we use Git as the single source of truth for all our Kubernetes configurations. And ArgoCD is a super cool tool that makes this happen. In this article, I’ll walk you through how to set up a GitOps workflow with Kubernetes and ArgoCD in a simple, step-by-step way. Let’s make your life easier! What is GitOps and Why ArgoCD? GitOps is a way…

Read More