CI/CD Pipeline Using Jenkins, Git and Maven

Development and release management of a software/application can become a complicated process, especially when deployment infrastructure grows. CI and CD process allows developers to integrate the development work and helps to catch bugs/errors as early…

GitHub Actions: Testing, Building and Notifying

Explaining Microservices and Service Mesh with Istio

Application builds when broken down into multiple smaller service components, are known as Microservices. When compared to the traditional Monolithic way, a Microservice Architecture treats each microservice as a standalone entity/module…

High Availability Kubernetes Monitoring using Prometheus and Thanos

Introduction

The need for Prometheus High Availability

Kubernetes Authentication

There are 3 steps that Kubernetes uses to enforce security access and permissions — Authentication, Authorization and Admission. In this article we are going to consider Authentication first.

How to Build A Kubernetes Operator

This is the second part of our series focusing on Kubernetes Operators, and it shows how you can build a Kubernetes Operator based on the Bitnami Apache Helm chart. Note that you can refer to the steps in this tutorial to build an operator for your own applications.

First Steps with the Kubernetes Operator

This blog post demonstrates how you can use the Operator Lifecycle Manager to deploy a Kubernetes Operator to your cluster. Then, you will use the Operator to spin up an Elastic Cloud on Kubernetes (ECK) cluster.

An operator is a…

Configure Kubernetes Network with Flannel

Introduction

Network overlays in Kubernetes clusters are used to address containers, pods, services and external client connectivity. Overlays are software components that decouple the physical infrastructure from…

Prometheus Metrics based autoscaling in Kubernetes

Introduction

One of the major advantages of using Kubernetes for container orchestration is that it makes it really easy to scale our application horizontally and account for increased load. Natively…

Configuring bare-metal Packet servers with cloud-init

Introduction

Oftentimes there will be cases where you will want to automate the provisioning and configuration of your Packer bare-metal infrastructure. There are a plethora of tools out there, however…