What is Jenkins, Why to Use It, How It Works and Where To use it ? — What is Jenkins ? Jenkins is a self-contained, open source automation server which is used to automate all sorts of tasks like building, testing, delivering or deploying software. Jenkins can be installed through native system packages, Docker, or even run standalone by any machine with a Java Runtime Environment (JRE) installed.

Hola folks, Welcome again !!!!!, I know it’s been so long but i am back again with very mind blowing and interesting blog on java compiler. This blog will give you an idea about java compiler workflow. We will be seeing how java compiler searches for class definition… First Create…

Note: No need to use when keyword here. — For doing this practical we require three operating systems, RHEL, Ubuntu and one for Controller Node. We need to have ansible installed and configured in our controller node. Here, I am using the RedHat-8 OS, For doing this practical we need to know about ansible-facts. Ansible Facts Ansible facts are data related to your remote systems, including operating systems, IP addresses, attached filesystems, and more. You can access this data in the ansible_facts variable. By default, you can also access some Ansible facts as top-level variables with the ansible_ prefix. You can disable this behavior using the INJECT_FACTS_AS_VARS setting.

Hello Guys, This blog will help you to create a network topology setup in such a way so that A can ping to two Systems System B and System C but both these systems should not be pinging each other without using any security rule e.g firewall… — This problem can easily be solved using the concept of Routing Tables. Let us have three systems in the same network: * System A → 192.168.56.1 * System B → 192.168.56.2

Hello Geeks, This blog will help you to configure webserver and load-balancer on top of AWS — Ansible Ansible is an open-source automation tool, or platform, used for tasks such as configuration management, application deployment, orchestration and provisioning.It …

Hello Geeks😎😎, This blog will help you to configure the webserver with a managed load balancer — What we gonna do? → Create an ansible role myapache to configure Httpd WebServer. → Create another ansible role myloadbalancer to configure HAProxy LB. → We need to combine both of these roles controlling webserver versions and solving challenge for host ip’s addition dynamically over each Managed Node in haproxy.cfg file.

Hello Geeks, This blog will help you to manage the below configuration :- — Configure Docker Start and enable Docker services Pull the httpd server image from the Docker Hub Run the docker container and expose it to the public Copy the html code in /var/www/html directory and start the web server What is an Ansible? Ansible is a radically simple IT automation engine that automates cloud provisioning…

Hello Guys(>‿◠)✌, This blog will give a very beautiful case study using OpenShift Background - LanternEdge is a provider of intelligent technology solutions for harsh and hazardous environments. The company identified an opportunity to address location positioning in harsh and hazardous conditions. Industries from oil & gas, process industries, marine, mining to…