Jenkins, the popular open-source automation server that's been making waves in the tech industry. Today, we'll go through an important aspect of Jenkins - setting up Secure Shell (SSH) keys for securely publishing and transferring files. It may sound daunting, but trust me, I'll guide you every step of the way. Let's …

In our increasingly connected world, the security of our digital interactions is more critical than ever. Just like you lock your front door when you leave the house, you need to secure your online presence too. One of the keys to this virtual lock is called an SSH Key. If you've ever tried accessing remote servers or …

This blog post is going to be a comprehensive guide on managing the AWS IAM User, IAM Roles and IAM Policies using Terraform. Managing IAM Users, Roles and Policies are always crucial from a security perspective. Proper management of the IAM User, IAM Roles and IAM Policies can really improve the operational burden as …

Table of Content Why someone need to split the terraform main.tf into multiple files? How to split the main.tf file: A Step-by-Step Approach 2.1 Identify Resources and Data Sources 2.2 Create Separate .tf Files for Resources and Data Sources 2.3 Migrate Resource and Data Source Blocks into individual .tf files 2.4 …

1. Terraform Variables Variables are an important part of Terraform because they let users change settings and make them more flexible and reusable. You can avoid hardcoding values in your Terraform configuration files by using variables. This makes your code more flexible. In this blog post we will focus on how to use …

1. Introduction Infrastructure as code (IaC) is a key part of gaining efficiency, scalability, and manageability in the rapidly changing tech world of today. Many DevOps teams now use Terraform, which is a famous IaC tool. The Terraform lookup function for dynamic keys has become a powerful way to improve your IaC …

Introduction There are a couple of ways in which you can securely connect to a remote server using Ansible. Using the SSH Keys (Public, Private) Using the remote server password Both methods are widely used by DevOps practitioners, and both are secure. But still, if I would like to vote for Using the SSH keys for …

Table of Content What is YAML? Example of YAML? Why Ansible needs YAML? Example of Ansible Playbook written in YAML What are rules for writing Ansible Playbook using YAMLs? Advantages of YAML in Ansible YAML vs Other Data Serialization Formats What is YAML? YAML is a recipe for computers that helps them …

This blog post will guide you on how to use Terraform-Provisioners to copy/upload files to EC2 as well as the S3 bucket. Table of Content Pre-requisites Setup AWS credentials in the Terraform file Setup an EC2 instance, a security group, and SSH key pair resources. Use file provisioner to upload the file to EC2 Upload …

In this blog post we will take a look on how to fix the issue of Error: Creating EC2 Subnet: InvalidSubnet.Range: The CIDR '100.1.1.0/24' is Invalid Error: creating EC2 Subnet: InvalidSubnet.Range: The CIDR '100.1.1.0/24' is invalid Table of Content Introduction Understanding the Error InvalidSubnet.Range Error …