Latest Posts

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Explore the ways to get custom output from kubectl using advanced JSONPATH and GO-template queries.

Learn how to create production-grade Kubernetes Cluster

Learn what is a webhook in Kubernetes, why they are used and how to setup in your cluster. 

Learn to use Kubesec, an open-source tool to enforcing security best practices.

Learn to create virtual machines really fast using Canonical Multipass. 

Learn how to use Kubectl plugins and how to create your custom plugins. 

Kubernetes

Kubernetes: Mount multiple volumes into the same directory

We often need to mount multiple volumes into the same directory. For example, we need to mount SSL Certificate and Key into the same directory. …

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tech

Istio Profiles and their differences

Istio provides multiple profiles for Istio installation in the Kubernetes cluster. Istio already provides exhaustive documentation about the various profiles and which one to use. …

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tech

Ansible and Qemu/KVM: Streamlining Virtual Machine Operations

While this may not be a typical use case, if you need to run commands within a Guest Virtual Machine using Ansible, this post is …

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General

Simplifying VM Management: Executing Commands in Guest VMs using Virsh

If you are using virsh/qemu for Virtual machine management, then there are many occasions when an administrator requires to run some commands on the guest …

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General

Securing a Linux server with two-factor authentication(2FA)

If you are running any Linux server that is accessible over the Internet, then as an administrator of the server, you must be careful about …

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General

An Amazingly fast way to create Virtual machines

If you create Virtual machines often and manually install the same tools repeatedly, this post is for you. Using ansible, I have written a simple …

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tech

Running Ansible Semaphore for GUI in Kubernetes

There are Multiple choices are available to run ansible playbooks via GUI, like AWX, Ansible tower, ansible semaphore, etc. However, this post will demo how …

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tech

How to write a simple callback plugin for ansible

This post will provide an example and explain how to write a simple callback plugin for ansible. Although ansible comes with multiple callback plugins out …

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General

How to simulate traffic in Kubernetes cluster?

This post will show the most straightforward yet extremely powerful way to simulate traffic load in your environment, including the Kubernetes cluster. We will be …

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