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Kubernetes networking - a simple guide

Kubernetes Networking – Traffic Flow from Internet to Application Pod

Kubernetes / By / September 16, 2023

Introduction Kubernetes is a container orchestration platform that allows you to deploy and manage containerized applications at scale. To understand the workings of a Kubernetes cluster deeply we must understand how networking works inside the cluster. Kubernetes networking is the invisible glue that holds your containerized applications together. In this article, we will discuss how …

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Software Testing and Quality Assurance (QA)

Software Testing and Quality Assurance (QA) – High level understanding

Software Testing / By / September 16, 2023

What is software testing? Software testing is the process of evaluating a software product to find errors or defects. It is an important part of the software development life cycle (SDLC) and helps to ensure that the software meets its requirements and is ready for use. Types of software testing There are many different types …

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Jenkins user authentication using LDAP - a simple guide

Jenkins user authentication using LDAP – a simple guide

Jenkins / By / August 2, 2023

Introduction Jenkins is an open-source automation server that helps you automate the build, test, and deployment of your software. One of the most important aspects of Jenkins is user authentication. By default, Jenkins uses a built-in user database to store user credentials. However, you can also configure Jenkins to use LDAP for user authentication. LDAP …

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Introduction to JFrog artifactory - High level discussion

Introduction to JFrog artifactory – High level discussion

Miscellaneous / By / August 5, 2023

Introduction As software development and delivery processes become more complex, the need for a centralized repository to manage software artifacts has become increasingly important. JFrog Artifactory is a universal repository manager which helps us to manage, store, and distribute software artifacts. Artifactory is used by a wide range of organizations, from small companies to large …

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Jenkins pipeline, Terraform, Ansible - 3 powerful tools to achieve end to end automation

End to End automation on Azure using Terraform, Ansible and Jenkins – Practical guide

Ansible, DevOps Automation, Jenkins, Terraform / By / August 2, 2023

Introduction Jenkins pipeline, Terraform & Ansible are 3 most powerful open-source tools widely used for achieving automation. In this article, we will be discussing end-to-end automation on Microsoft azure cloud using Terraform, Ansible & Jenkins. Before starting let’s discuss very briefly the importance of automation. DevOps practices are powered by automation. Automation lies at the …

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How to install ansible in RHEL 8 - a simple & practical guide

How to install ansible in RHEL 8 – a simple & practical guide

Ansible / By / April 15, 2023

Introduction Ansible is a very powerful open-source IT automation tool. It is known as a configuration management tool. Ansible is written in Python language, so it requires Python to be available on the machine. We can use Ansible to automate software installation, software configuration, configuration management, etc. To get a quick high-level understanding of Ansible, …

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How to add Jenkins slave with Jenkins master, jenkins master-slave architecture

How to add Jenkins slave machine with Jenkins Master

Jenkins / By / April 14, 2023

Introduction Jenkins is a popular pipeline tool. It is extensively used for creating CI (continuous integration) pipelines. Not only CI pipeline, Jenkins can be used for CD (Continuous Delivery) pipeline also. Together we can say Jenkins is used for creating CI/CD pipelines. In this tutorial, we will discuss Jenkins master-slave architecture. We will see how …

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Automation of Tomcat installation – using Ansible

Automation of Tomcat installation – using Ansible

Ansible, DevOps Automation / By / April 19, 2023

Introduction Tomcat is a popular open-source web server & servlet container. Web applications are deployed in the Tomcat web server. This article will show how to automate tomcat installation using Ansible. We will be installing Tomcat 10 in the article. If you need to install any other version of tomcat then please edit the Ansible …

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tomcat installation

How to install Apache Tomcat on ubuntu – a simple & practical guide

Linux / By / March 30, 2023

Introduction Tomcat is one of the most popular & widely used open-source web servers. It also works as a servlet container to serve Java applications. Tomcat web server is licensed under the Apache License. Tomcat web server is written in Java language. Prerequisite To complete this tutorial, you need the below prerequisites. One ubuntu machine …

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How to setup or install ELK stack on VM - a simple & practical guide

How to setup or install ELK stack on VM – a simple & practical guide

Monitoring / By / March 9, 2023

Introduction ELK stack (Elasticsearch, Logstash & Kibana) is one of the most powerful monitoring tools available in the market. ELK stack is a combination of 3 open-source software: Elasticsearch, Logstash & Kibana. Since ELK stack is offered by Elastic company so this stack is also called Elastic stack. Elasticsearch – it is a search & …

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