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Labs

Build a PowerShell Module from Scratch

In this lab, you'll convert a PowerShell script to a module, ending up with a well-tested and reusable module for system maintenance.

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Lab platform
Lab Info
Rating
(18)
Level
Beginner
Last updated
Jul 30, 2025
Duration
1h 25m

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Table of Contents
  1. Challenge

    Get Started in the Lab Environment

    Here are the initial instructions and explanation of the lab environment. Read this while your environment is busy creating itself from nothing. Yes, this violates physics; we know. How fun!

  2. Challenge

    Analyze Existing Script and Create Functions

    To start the lab, you will refactor a PowerShell script into modular functions for disk space checks, service management, and log archiving, enhancing reusability and flexibility.

  3. Challenge

    Create the Module

    You'll create a PowerShell script module from the functions built in the previous challenge.

  4. Challenge

    Manage the Module

    This challenge guides you through effectively managing the SystemMaintenance PowerShell module you just made, from reviewing how to import, and verifying its presence in your session to understanding basic module management practices, ensuring your custom functions are always ready for use.

  5. Challenge

    Create a Module Manifest

    For better module management and distribution, you will now create a detailed .psd1 module manifest for the SystemMaintenance PowerShell module, detailing metadata like name, author, and version, and specifying exported functionalities.

  6. Challenge

    Create Pester Tests

    Create Pester tests for your module, ensuring reliable functions.

About the author

Adam Bertram is an independent consultant, technical writer, trainer, and presenter. Adam specializes in consulting and evangelizing all things IT automation, mainly focused around Windows PowerShell.

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