In this article we are going to see how to fix - Error create failed to create Secret sh.helm.release.v1.demoChart.v1 is invalid metadata.name Invalid value sh.helm.release.v1.demoChart.v1 a DNS-1123 subdomain must consist of lower case alphanumeric characters - or ., and must start and end with an alphanumeric …

December 04, 2020 Kubernetes is deprecating Docker support and how should you prepare for it? As of December 02, 2020 Kubernetes has announced that going forward Kubernetes is going to deprecate Docker as their preferred container runtime environment. In the DevOps community Docker is considered as a backbone when it …

In this article we are going to look how can we convert Kubernetes YAMLs into Helm Chart YAMLs. Objective 1 : - At first we are going to create simple Kubernetes deployment(k8s-deployment.yaml)` and in that deployment we are going to deploy a microservice application. Objective 2 : - Secondly we are going to `create …

In this tutorial, we are going to install WordPress with MariaDB using the Helm Chart on Kubernetes cluster. With this installation, we are going to see - How we can upgrade as well as rollback the Helm Chart release of WordPress. This complete setup inherited the benefits of the Kubernetes .i.e. scalability and …

Helm is feature rich framework for Kubernetes and it has one more pluggable feature know as Plugins. Helm Charts are build on the principle of pluggable component. Hence Helm community maintains lots of additional plugin to ease out day to day operations. You can check list of plugins here - Helm Chart Plugins In this …

Helm charts are configuration ymls which are used for managing the Kubernetes resources. In the production environment where you are managing lots of Kubernetes resources then Helm Chart can be very helpful to manage those Kubernetes resources because managing each Kubernetes resource can be a little cumbersome and …

In this article we are going to focus on Setting up CI/CD Jenkins pipeline for kubernetes. We will be using GitHub, Docker, DockerHub, Jenkins and Kubernetes Cluster to achieve this. For the complete lab session we are going to setup every component from scratch and for that we will be using Vagrant for provisioning …

In the DevOps world if you do not talk about Jenkins, Continuous Integration, and Continuous Delivery then you are missing a big chunk of it and with the inception of Kubernetes DevOps has grown its territory by 10 folds. In this article, we are going to integrate - Jenkins Kuberneteshttps Pre-Requisite Vagrant …

This article is targeted for those who want to learn more about docker and How they can integrate Docker with their existing applications. The base application we are going to take is a Spring Boot Application. The spring Boot application will be very simple with one Microservice for “Hello World”. Contents Creating …

Working with kubernetes is always fun as well as challenging. The more you dive deep into the kubernetes ecosystem the more you learn. It always bugged me when I started working with kubernetes that - How can I retain the data after the end of pod life cycle? Answer is - Kubernetes Persistent Volume and Persistent …