Taints and Tolerations in Kubernetes

In this post we are going to see one of the most important concept in K8s, Taints and Tolerations. What is taint, What is toleration, Need of taint and toleration.

ANSIBLE INVENTORY

This is a small Tutorial/Exercise to understand the static inventory file in the ansible. This should give a basic idea of how it works.

How to build the NodeJs app from scratch!

This is a small, hopefully fun introduction to a concept of Docker and Docker file.

Terraform : Chaos to code

Terraform is hot-word in IT scene. It can literally terraform your barren, ill-developed IT infra to beautiful, lush productive environment, with just a dash of code. Learn more about it here.

Load variable files Dynamically with respect to the OS using Ansible

Problem Statement: Create an Ansible Playbook which will dynamically load the variable file named the same as OS name and just by using the variable names we can Configure our target node.(Note: No need to use when keyword here.) Now, the thing is that we may have multiple Operating Systems. We can definitely use Ansible … Continue reading Load variable files Dynamically with respect to the OS using Ansible

Retrieving Container’s IP Dynamically Using Ansible and Configuring a Webserver Inside the Container

Hey guys hope you all are doing in today’s article we are going to see how can we directly run ansible-playbook directly into the docker container. Isn’t it interesting just think one playbook launching container for us updating inventory and when we run another playbook it will configure the container to run an apache web … Continue reading Retrieving Container’s IP Dynamically Using Ansible and Configuring a Webserver Inside the Container

Kubernetes: Up and Running

Kubernetes is a software that allows us to deploy, manage and scale applications. The applications will be packed in containers and kubernetes groups them into units. It allows us to span our application over thousands of servers while looking like one single unit.

How to avoid 10 common mistakes in shell scripting

In this post, we will see 10 common syntactical mistakes that we do while writing a shell script. The prerequisite for this post is an EC2 instance for Linux OS on AWS, putty, or GitBash tool and knowledge of shell scripting. Below scenarios are common in shell scripting.