The document introduces Azure Virtual Machine extensions, which are applications for post-deployment configuration and automation tasks. It outlines how to manage these extensions using various tools and demonstrates installing web servers on both Windows and Linux systems. The document includes example commands and shell scripts for setting up a web server with nginx and PHP.

1. Azure Virtual Machine
Extension

2. Introduction
● Extensions are small applications that provide post-deployment VM configuration and automation
tasks
● Managed with Azure CLI, PowerShell, Azure Resource Manager Templates, and the Azure Portal
● Bundled with a new VM deployment or run against any existing system
● Different for Windows and Linux System

3. Demo
● Install Web server in Windows Base machine
● Install Nginx and set custom index page using Userdata

4. Install Web server in Windows Base machine
Command to validate the feature install or not using powershell
get-windowsfeature -name web-server
Command to install the feature
install-windowsfeature -name web-server

5. Install Nginx and set custom index page using
Userdata
Below is the shell script to install php and nginx using userdata in ubuntu
#!/bin/bash
apt-get update
apt-get install -y nginx
echo "This hostname of the web server is $HOSTNAME" > /var/www/html/index.nginx-debian.html
service nginx start

6. Thank You