Let’s Start

1. First Launch the container using base image :

command : docker run -it — name gui_container centos:latest

Task Description 📄

👉 Pull the Docker container image of CentOS image from DockerHub and create a new container

👉 Install the Python software on the top of docker container

👉 In Container you need to copy/create machine learning model which you have created in jupyter notebook

Let’s Start :

1. Pull Image from Docker Hub:

command : docker pull centos:latest

🔰 Ansible Playbook which will dynamically load the variable file named same as OS_name and just by using the variable names we can Configure our target node.

(Note: No need to use when keyword here.)

Let’s Start……

1. Update the configuration file of Ansible :

path: vim /etc/ansible/ansible.cfg

🔰 14.1 Create a network Topology Setup in such a way so that System 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 etc.

Let’s start …..

Setting up System of A :

a> Change the IP of system A :

Command : ifconfig enp0s3 IP/netmask

🔰 Ansible playbook that will retrieve new Container IP and update the inventory. So that further Configuration of Webserver could be done inside that Container.

Let’s start …

1. Update the ansible Configuration file :

path : /etc/ansible/ansible.cfg

Task Description📄

Use Ansible playbook to Configure Reverse Proxy i.e. Haproxy and update it’s configuration file automatically on each time new Managed node (Configured With Apache Webserver) join the inventory. Configure this setup over AWS using instance over there.

Now Let’s start the Task :

1. Launch Three(minimum) instances :

One for Load Balancer

Two for webserver

Task Description📄

🔅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.

What is Roles ??

Roles provide a framework…

First try to restart the services :

Ansible playbook to restart the webserver :