OS-Windows_Casestudy

This Github repo is for the cours OS (operating systems) in ITFactory at Thomasmore Geel.

GOAL of the project:

The goal is to learn use ing powershell and windows in my case making a script using Pester Test (infrastructure test).

Table of contents

This documentation was made with and for windows 10 enterprise. And goes over the folowing things.

• OS-Windows_Casestudy
  • GOAL of the project:
  • Table of contents
  • Details of het project
• Get-Member
• Pester test
  • Describe
  • NAT networking
  • Internet connection
  • Check username
  • Firewall
  • Virtual box guest additions
  • Grace Period
  • Keyboard Layout
  • Package installed
  • Pocess running
• Links and referenses

Details of het project

• NAT networking in Virtual Box is switched on
• Whether an Internet connection is possible
• Whether a username with the name "admin" exists
• Whether the firewall is on
• Whether the virtual box guest additions are installed in the virtual machine.
• How long your device can work with a trial edition.
• If the keyboard layout "Belgian (period) is in the LanguageList.

And

• Whether VSCode is installed.
• Whether VSCode is running
• Whether https://sinners.be is available.

At the end of the Pester test, write information about your Pester test to one of the log files in event viewer.

Get-Member

Don't forget Get-Member !!! it exists.

Pester test

Pester is a testing and mocking framework for PowerShell.

Pester provides a framework for writing and running tests. Pester is most commonly used for writing unit and integration tests, but it is not limited to just that. It is also a base for tools that validate whole environments, computer deployments, database configurations and so on. Readmore.

Describe

A peter test should are structured like this.

Describe 'Name of the test' {
    It 'What its checking for' {
    Testscript or command |
    Should Be $true #, $false a number (greater then, less then, equel to )
    }

    # There can be multiple test in 1 Describe.

    It 'What its checking for' {
    Testscript or command |
    Should Be $true
    }
}

NAT networking

Test if the 'Default gateway' add 10.0.2.2 is available if it is that means the NAT network adapter is correctly connected.

Test-Connection -ComputerName 10.0.2.2 -Quiet -Count 1 

Internet connection

Test if the google DNS servers are available.

Test-Connection -ComputerName 8.8.8.8 -Quiet -Count 1

Check username

Test if the username is present, by geting the localuser list and testing for the name.

Get-LocalUser $USERNAME |Select-Object name | should be "@{Name=$USERNAME}"

Firewall

This command geteds the list of firewalls and filters the (Public, private and Domain) and checks if Enabled is true.

Get-NetFirewallProfile | where-object {$_.Profile -like "Public"} | Select-Object Enabled | should be "@{Enabled=True}"

Virtual box guest additions

Test if the VirtualBox Guest Additions are installed

get-package "Oracle VM VirtualBox Guest Additions 7.0.12"

Grace Period

This command gets the SoftwareLicensingProduct object then looks at the graceperiod in it in days rounds to a full day and tests if ist greater than 0

$info = Get-CimInstance -ClassName SoftwareLicensingProduct
[math]::Round($($info.GracePeriodRemaining/24/60), 0) |
should BeGreaterThan 0

Keyboard Layout

I did not get this to work. Where-Object can not filter on Languagetag.

Get-WinUserLanguageList | Where-Object {$_.Languagetag -like "nl-BE"}

And

Get-WinUserLanguageList

Return the same list:

LanguageTag     : en-BE
Autonym         : English (Belgium)
EnglishName     : English
LocalizedName   : English (Belgium)
ScriptName      : Latin
InputMethodTips : {}
Spellchecking   : True
Handwriting     : False

LanguageTag     : nl-BE
Autonym         : Nederlands (België)
EnglishName     : Dutch
LocalizedName   : Dutch (Belgium)
ScriptName      : Latin
InputMethodTips : {0813:00000813}
Spellchecking   : True
Handwriting     : False

Package installed

Test if the package Visual Studio Code is installed

get-package "Microsoft Visual Studio Code (user)"

Pocess running

check the processes list for the processname "code" this is the process name for vscode.

Get-Process "code" 

Links and referenses

pester.dev

Ping tests with Pester

Checking if a local user account/ group exists or not with Powershell

Use PowerShell to Check the License Status of Windows 8

Current keyboard layout via cmd or powershell

Get-Package