DSCResources/xDSCSEPVIE/xDSCSEPVIE.psm1
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$VerbosePreference = 'SilentlyContinue' function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $VIELocation ) $volumes = Get-Volume | Where-Object -FilterScript { $_.DriveType -eq 'Fixed' -and $_.FileSystemLabel -ne 'System Reserved' -and $_.DriveLetter -ne $null } | Sort-Object -Property DriveLetter if (Test-Path -LiteralPath 'C:\Windows\Temp\VIEdrives.csv') { Write-Verbose -Message 'CSV exists' $csv = Import-Csv -Path 'C:\Windows\Temp\VIEdrives.csv' foreach ($drive in $csv) { if ($drive.driveletter -in $volumes.driveletter) { Write-Verbose -Message "Drive letter ($($drive.driveletter)) exists" $result = $true } else { Write-Verbose -Message "Drive letter ($($drive.driveletter)) does not exist" $result = $false } } } else { Write-Verbose -Message 'CSV does not exists' $result = $false } if ($result -eq $true) { return @{ Ensure = 'Present' } } else { return @{ Ensure = 'Absent' } } } function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $VIELocation, [ValidateSet('Present','Absent')] [System.String] $Ensure ) $volumes = Get-Volume | Where-Object -FilterScript { $_.DriveType -eq 'Fixed' -and $_.FileSystemLabel -ne 'System Reserved' -and $_.DriveLetter -ne $null } | Sort-Object -Property DriveLetter if ($Ensure -eq 'Present') { if (Test-Path -LiteralPath 'C:\Windows\Temp\VIEdrives.csv') { $csv = Import-Csv -Path 'C:\Windows\Temp\VIEdrives.csv' foreach ($volume in $volumes) { if ($volume.driveletter -notin $csv.driveletter) { Write-Verbose -Message 'Starting VIE tool for drive' $volume.driveletter & $VIELocation ($volume.driveletter + ':') --generate $driveletter = $volume.driveletter New-EventLog -LogName 'Microsoft-Windows-DSC/Operational' -Source 'xDSCSEPVIE' -ErrorAction SilentlyContinue Write-EventLog -LogName 'Microsoft-Windows-DSC/Operational' -Source 'xDSCSEPVIE' -EventId 3001 -EntryType Information -Message "Executed VIE against $driveletter drive" $volume | Select-Object -Property Driveletter, @{ n = 'Datescanned' e = { Get-Date } } | Export-Csv -nti 'C:\Windows\Temp\VIEdrives.csv' -Append } else { } } } else { foreach ($volume in $volumes) { Write-Verbose -Message 'Starting VIE tool for drive' $volume.driveletter & $VIELocation ($volume.driveletter + ':') --generate $driveletter = $volume.driveletter New-EventLog -LogName 'Microsoft-Windows-DSC/Operational' -Source 'xDSCSEPVIE' -ErrorAction SilentlyContinue Write-EventLog -LogName 'Microsoft-Windows-DSC/Operational' -Source 'xDSCSEPVIE' -EventId 3001 -EntryType Information -Message "Executed VIE against $driveletter drive" $volume | Select-Object -Property Driveletter, @{ n = 'Datescanned' e = { Get-Date } } | Export-Csv -nti 'C:\Windows\Temp\VIEdrives.csv' -Append } } } elseif ($Ensure -eq 'Absent') { if (Test-Path -LiteralPath 'C:\Windows\Temp\VIEdrives.csv') { foreach ($volume in $volumes) { Write-Verbose -Message 'Removing VIE tool for drive' $volume.driveletter & $VIELocation ($volume.driveletter + ':') --clear $driveletter = $volume.driveletter New-EventLog -LogName 'Microsoft-Windows-DSC/Operational' -Source 'xDSCSEPVIE' -ErrorAction SilentlyContinue Write-EventLog -LogName 'Microsoft-Windows-DSC/Operational' -Source 'xDSCSEPVIE' -EventId 3001 -EntryType Information -Message "Cleared VIE against $driveletter drive" Remove-Item -LiteralPath 'C:\Windows\Temp\VIEdrives.csv' -Confirm:$false -ErrorAction SilentlyContinue } } else { Write-Verbose -Message 'Removing VIE tool for drive' $volume.driveletter & $VIELocation ($volume.driveletter + ':') --clear $driveletter = $volume.driveletter New-EventLog -LogName 'Microsoft-Windows-DSC/Operational' -Source 'xDSCSEPVIE' -ErrorAction SilentlyContinue Write-EventLog -LogName 'Microsoft-Windows-DSC/Operational' -Source 'xDSCSEPVIE' -EventId 3001 -EntryType Information -Message "Cleared VIE against $driveletter drive" Remove-Item -LiteralPath 'C:\Windows\Temp\VIEdrives.csv' -Confirm:$false -ErrorAction SilentlyContinue } } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $VIELocation, [ValidateSet('Present','Absent')] [System.String] $Ensure ) $volumes = Get-Volume | Where-Object -FilterScript { $_.DriveType -eq 'Fixed' -and $_.FileSystemLabel -ne 'System Reserved' -and $_.DriveLetter -ne $null } | Sort-Object -Property DriveLetter if ($Ensure -eq 'Present') { if (Test-Path -LiteralPath 'C:\Windows\Temp\VIEdrives.csv') { $csv = Import-Csv -Path 'C:\Windows\Temp\VIEdrives.csv' foreach ($volume in $volumes) { if ($volume.driveletter -in $csv.driveletter) { Write-Verbose -Message "($($volume.driveletter)) exists" $result = $true } else { Write-Verbose -Message "($($volume.driveletter)) doesn't exist" $result = $false } } } else { $result = $false } } elseif ($Ensure -eq 'Absent') { if (Test-Path -LiteralPath 'C:\Windows\Temp\VIEdrives.csv') { $csv = Import-Csv -Path 'C:\Windows\Temp\VIEdrives.csv' foreach ($volume in $volumes) { if ($volume.driveletter -notin $csv.driveletter) { Write-Verbose -Message "($($volume.driveletter)) doesn't exist" $result = $true } else { Write-Verbose -Message "($($volume.driveletter)) exists" $result = $false } } } else { $result = $true } } if ($result -eq $true) { return $true } else { return $false } } Export-ModuleMember -Function *-TargetResource |