Tests/TestHelpers/WMF5Dot1Installation.psm1
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Set-StrictMode -Version 'latest' $errorActionPreference = 'Stop' <# .SYNOPSIS Retrieves the URL for downloading the WMF 5.1 installation file for Windows 8.1 and Windows Server 2012 R2(amd64). #> function Get-Wmf5Dot1InstallFileUrl { [OutputType([String])] [CmdletBinding()] param () return 'https://download.microsoft.com/download/6/F/5/6F5FF66C-6775-42B0-86C4-47D41F2DA187/Win8.1AndW2K12R2-KB3191564-x64.msu' } <# .SYNOPSIS Downloads the WMF 5.1 installation file to the given location. .PARAMETER DownloadLocation The file path to download the WMF 5.1 install file to. #> function Download-Wmf5Dot1InstallFile { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [String] $DownloadLocation ) $wmf5Dot1InstallFileUrl = Get-Wmf5Dot1InstallFileUrl $null = Invoke-WebRequest -Uri $wmf5Dot1InstallFileUrl -OutFile $DownloadLocation } <# .SYNOPSIS Invokes WUSA to install the given file. Outputs the exit code from WUSA. .PARAMETER InstallFile The file to install using WUSA. .NOTES WUSA: Windows Update Service Application #> function Invoke-Wusa { [OutputType([Int])] [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [String] $InstallFile ) Write-Verbose -Message "Installing $InstallFile..." $wusaProcess = [System.Diagnostics.Process]::Start($InstallFile, "/quiet /norestart ") Write-Verbose -Message 'Waiting for WUSA install to complete...' # Wait for 60 minutes for the process to exit if (-not $wusaProcess.WaitForExit(60 * 60 * 1000)) { throw "Installing $InstallFile timed out after 60 minutes. Exiting..." } return $wusaProcess.ExitCode } <# .SYNOPSIS Installs WMF 5.1. #> function Install-Wmf5Dot1 { [CmdletBinding()] param () $downloadLocation = "$env:SystemDrive\WMF5Dot1.msu" $null = Download-Wmf5Dot1InstallFile -DownloadLocation $downloadLocation Write-Verbose -Message 'Restarting the Windows Update service (wuauserv)...' $null = Set-Service -Name 'wuauserv' -StartupType 'Manual' $null = Start-Service -Name 'wuauserv' Write-Verbose -Message 'Installing WMF 5.1...' $wusaExitCode = Invoke-Wusa -InstallFile $downloadLocation Write-Verbose -Message "Completed WMF 5.1 installation with exit code $wusaExitCode" } Export-ModuleMember -Function @( 'Install-Wmf5Dot1' ) |