XenDesktop7

2.7.1

DSCResources/VE_XD7VDAController/VE_XD7VDAController.psm1

                                Import-LocalizedData -BindingVariable localizedData -FileName VE_XD7VDAController.Resources.psd1;

function Get-TargetResource {

    [CmdletBinding()]

    [Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSDSCUseVerboseMessageInDSCResource', '')]

    [OutputType([System.Collections.Hashtable])]

    param (

        [Parameter(Mandatory)]

        [ValidateNotNullOrEmpty()]

        [System.String] $Name,

        [Parameter()]

        [ValidateSet('Present','Absent')]

        [System.String] $Ensure = 'Present'

    )

    process {

        $targetResource = @{

            Name = '';

            Ensure = $Ensure;

        }

        $listOfDDCs = GetRegistryValue -Key 'HKLM:\SOFTWARE\Citrix\VirtualDesktopAgent' -Name 'ListOfDDCs';

        if ($listOfDDCs) {

            $targetResource['Name'] = $listOfDDCs.Split(' ');

        }

        return $targetResource;

    } #end process

} #end Get-TargetResource

function Test-TargetResource {

    [CmdletBinding()]

    [OutputType([System.Boolean])]

    param (

        [Parameter(Mandatory)]

        [ValidateNotNullOrEmpty()]

        [System.String] $Name,

        [Parameter()]

        [ValidateSet('Present','Absent')]

        [System.String] $Ensure = 'Present'

    )

    process {

        $targetResource = Get-TargetResource @PSBoundParameters;

        if ($Ensure -eq 'Present') {

            ## Ensure that the controller is in the list

            if ($targetResource.Name -notcontains $Name) {

                Write-Verbose ($localizedData.MissingDeliveryController -f $Name);

                $targetResource['Ensure'] = 'Absent';

            }

        }

        else {

            ## Ensure that the controller is NOT in the list

            if ($targetResource.Name -contains $Name) {

                Write-Verbose ($localizedData.AdditionalDeliveryController -f $Name);

                $targetResource['Ensure'] = 'Present';

            }

        }

        if ($targetResource.Ensure -eq $Ensure) {

            Write-Verbose $localizedData.ResourceInDesiredState;

            return $true;

        }

        else {

            Write-Verbose $localizedData.ResourceNotInDesiredState;

            return $false;

        }

    } #end process

} #end Test-TargetResource

function Set-TargetResource {

    [CmdletBinding()]

    [Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSUseShouldProcessForStateChangingFunctions', '')]

    param (

        [Parameter(Mandatory)]

        [ValidateNotNullOrEmpty()]

        [System.String] $Name,

        [Parameter()]

        [ValidateSet('Present','Absent')]

        [System.String] $Ensure = 'Present'

    )

    process {

        $listOfDDCs = GetRegistryValue -Key 'HKLM:\SOFTWARE\Citrix\VirtualDesktopAgent' -Name 'ListOfDDCs';

        $ddcs = New-Object -TypeName 'System.Collections.ArrayList' -ArgumentList @();

        if (-not [System.String]::IsNullOrEmpty($listOfDDCs)) {

            $ddcs.AddRange($listOfDDCs.Split(' '));

        }

        ## Ensure that the controller is in the list

        if ($Ensure -eq 'Present') {

            Write-Verbose ($localizedData.AddingDeliveryController -f $Name);

            [ref] $null = $ddcs.Add($Name);

        }

        ## Ensure that the controller is NOT in the list

        if ($Ensure -eq 'Absent') {

            Write-Verbose ($localizedData.RemovingDeliveryController -f $Name);

            [ref] $null = $ddcs.Remove($Name);

        }

        $listOfDDCs = [System.String]::Join(' ', $ddcs.ToArray());

        Write-Verbose ($localizedData.SettingRegSZValue -f 'ListOfDDCs', $listOfDDCs);

        Set-ItemProperty -Path 'HKLM:\SOFTWARE\Citrix\VirtualDesktopAgent' -Name 'ListOfDDCs' -Value $listOfDDCs;

        Write-Verbose ($localizedData.RestartingService -f 'BrokerAgent');

        Restart-Service -Name 'BrokerAgent' -Force;

    } #end process

} #end Set-TargetResource

$moduleRoot = Split-Path -Path $MyInvocation.MyCommand.Path -Parent;

## Import the XD7Common library functions

$moduleParent = Split-Path -Path $moduleRoot -Parent;

Import-Module (Join-Path -Path $moduleParent -ChildPath 'VE_XD7Common');

Export-ModuleMember -Function *-TargetResource;

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