DscResources/JHP_WdsDeviceReservation/JHP_WdsDeviceReservation.psm1
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function Get-TargetResource { param ( [Parameter(Mandatory)] [string] $DeviceID, [Parameter(Mandatory)] [string] $DeviceName, [string] $User, [ValidateSet("Abort", "NoPrompt", "OptIn", "OptOut")] [string] $PxePromptPolicy, [ValidateSet("Full", "JoinOnly")] [string] $JoinRights, [string] $Group, [string] $WdsClientUnattend, [string] $BootImagePath, [string] $OU, [string] $Domain, [string] $ReferralServer, [ValidateSet("Present", "Absent")] [string] $Ensure = 'Present', [boolean] $JoinDomain ) $device = Get-WdsClient -DeviceName $DeviceName -ErrorAction SilentlyContinue return @{ BootImagePath = $device.BootImagePath DeviceID = $device.DeviceID DeviceName = $device.DeviceName Domain = $device.Domain Group = $device.Group JoinDomain = $device.JoinDomain JoinRights = $device.JoinRights PxePromptPolicy = $device.PxePromptPolicy ReferralServer = $device.ReferralServer User = $device.User WdsClientUnattend = $device.WdsClientUnattend Ensure = $Ensure } } function Set-TargetResource { param ( [Parameter(Mandatory)] [string] $DeviceID, [Parameter(Mandatory)] [string] $DeviceName, [string] $User, [ValidateSet("Abort", "NoPrompt", "OptIn", "OptOut")] [string] $PxePromptPolicy, [ValidateSet("Full", "JoinOnly")] [string] $JoinRights, [string] $Group, [string] $WdsClientUnattend, [string] $BootImagePath, [string] $OU, [string] $Domain, [string] $ReferralServer, [ValidateSet("Present", "Absent")] [string] $Ensure = 'Present', [boolean] $JoinDomain ) $currentConfig = Get-TargetResource @PSBoundParameters $parameters = [hashtable]$PSBoundParameters $parameters.Remove('Ensure') if( -not [string]::IsNullOrWhiteSpace( $JoinRights ) -and [string]::IsNullOrWhiteSpace( $User ) ) { throw "ERROR: Parameter 'JoinRights' requires an none empty parameter 'User'." } if( -not [string]::IsNullOrWhiteSpace( $User ) -and [string]::IsNullOrWhiteSpace( $JoinRights ) ) { throw "ERROR: Parameter 'User' requires an none empty parameter 'JoinRights'." } if ($null -ne $currentConfig.DeviceName -and $Ensure -eq 'Absent') { Write-Verbose -Message "Removing client '$($currentConfig.DeviceName)'" Remove-WdsClient -DeviceName $currentConfig.DeviceName } elseif ($null -ne $currentConfig.DeviceName) { # Domain is a now switch parameter and must be set to true. Domain name is moved to parameter DomainName if( -not [string]::IsNullOrWhiteSpace( $Domain ) ) { $parameters.DomainName = $Domain $parameters.Domain = $true } else { $parameters.Remove('Domain') } # paramter OU can't be set $parameters.Remove( 'OU' ) Write-Verbose -Message "Updating client '$DeviceName'" Set-WdsClient @parameters } else { Write-Verbose -Message "Creating new client '$DeviceName' with ID '$DeviceID'" New-WdsClient @parameters } } function Test-TargetResource { param ( [Parameter(Mandatory)] [string] $DeviceID, [Parameter(Mandatory)] [string] $DeviceName, [string] $User, [ValidateSet("Abort", "NoPrompt", "OptIn", "OptOut")] [string] $PxePromptPolicy, [ValidateSet("Full", "JoinOnly")] [string] $JoinRights, [string] $Group, [string] $WdsClientUnattend, [string] $BootImagePath, [string] $OU, [string] $Domain, [string] $ReferralServer, [ValidateSet("Present", "Absent")] [string] $Ensure = 'Present', [boolean] $JoinDomain ) $currentStatus = Get-TargetResource @PSBoundParameters $parameters = [hashtable]$PSBoundParameters # filter attributes that cannot be set again foreach ($parameter in @('OU', 'User', 'Verbose', 'Debug', 'ErrorAction', 'ErrorVariable', 'WarningAction', 'WarningVariable', 'OutVariable')) { $parameters.Remove($parameter) } if ($Ensure -eq 'Absent') { return ($null -eq $currentStatus.DeviceName) } foreach ($kvp in $parameters.GetEnumerator()) { Write-Verbose -Message "Parameter value of parameter $($kvp.Key) is $($kvp.Value), currently configured value is $($currentStatus[$kvp.Key])" if ($currentStatus[$kvp.Key] -ne $kvp.Value) { Write-Verbose -Message 'Values do not match.' return $false } } return $true } |