DSCResources/VE_XD7WaitForSite/VE_XD7WaitForSite.psm1
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Import-LocalizedData -BindingVariable localizedData -FileName VE_XD7WaitForSite.Resources.psd1; function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [System.String] $SiteName, [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [System.String] $ExistingControllerName, [Parameter()] [ValidateNotNull()] [System.Management.Automation.PSCredential] [System.Management.Automation.CredentialAttribute()] $Credential, [Parameter()] [System.UInt64] $RetryIntervalSec = 30, [Parameter()] [System.UInt32] $RetryCount = 10 ) begin { if (-not (TestXDModule)) { ThrowInvalidProgramException -ErrorId 'Citrix.XenDesktop.Admin' -ErrorMessage $localizedData.XenDesktopSDKNotFoundError; } } #end begin process { # No point testing availability here in Get-TargetResource! $targetResource = @{ SiteName = $SiteName; ExistingControllerName = $ExistingControllerName; RetryIntervalSec = $RetryIntervalSec; RetryCount = $RetryCount; } return $targetResource; } #end process } #end function Get-TargetResource function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [System.String] $SiteName, [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [System.String] $ExistingControllerName, [Parameter()] [ValidateNotNull()] [System.Management.Automation.PSCredential] [System.Management.Automation.CredentialAttribute()] $Credential, [Parameter()] [System.UInt64] $RetryIntervalSec = 30, [Parameter()] [System.UInt32] $RetryCount = 10 ) process { Write-Verbose ($localizedData.TestingXDSite -f $SiteName, $ExistingControllerName); $xdSiteName = TestXDSite -ExistingControllerName $ExistingControllerName -Credential $Credential; if ($xdSiteName -eq $SiteName) { Write-Verbose ($localizedData.ResourceInDesiredState -f $SiteName); return $true; } else { if (-not ([System.String]::IsNullOrEmpty($xdSiteName))) { Write-Warning ($localizedData.IncorrectXDSiteNameWarning -f $xdSiteName); } Write-Verbose ($localizedData.ResourceNotInDesiredState -f $SiteName); return $false; } } #end process } #end function Test-TargetResource function Set-TargetResource { [CmdletBinding()] [Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSUseShouldProcessForStateChangingFunctions', '')] param ( [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [System.String] $SiteName, [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [System.String] $ExistingControllerName, [Parameter()] [ValidateNotNull()] [System.Management.Automation.PSCredential] [System.Management.Automation.CredentialAttribute()] $Credential, [Parameter()] [System.UInt64] $RetryIntervalSec = 30, [Parameter()] [System.UInt32] $RetryCount = 10 ) process { for ($count = 0; $count -lt $RetryCount; $count++) { Write-Verbose ($localizedData.TestingXDSite -f $SiteName, $ExistingControllerName); $xdSiteName = TestXDSite -ExistingControllerName $ExistingControllerName -Credential $Credential; if ($xdSiteName -eq $SiteName) { break; } else { if (-not ([System.String]::IsNullOrEmpty($xdSiteName))) { Write-Warning ($localizedData.IncorrectXDSiteNameWarning -f $xdSiteName); } Write-Verbose ($localizedData.XDSiteNotFoundRetrying -f $SiteName, $RetryIntervalSec); Start-Sleep -Seconds $RetryIntervalSec; } } #end foreach if (-not $xdSiteName) { ThrowOperationCanceledException -ErrorId 'OperationTimeout' -ErrorMessage ($localizedData.XDSiteNotFoundTimeout -f $SiteName, $RetryCount); } } #end process } #end function Set-TargetResource #region Private Functions function TestXDSite { <# .SYNOPSIS Checks whether the Citrix XenDesktop 7.x is available #> [CmdletBinding()] [Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSAvoidUsingEmptyCatchBlock', '')] param ( [Parameter(Mandatory)] [ValidateNotNullOrEmpty()] [System.String] $ExistingControllerName, [Parameter()] [ValidateNotNull()] [System.Management.Automation.PSCredential] [System.Management.Automation.CredentialAttribute()] $Credential ) process { $scriptBlock = { $VerbosePreference = 'SilentlyContinue'; Import-Module 'C:\Program Files\Citrix\XenDesktopPoshSdk\Module\Citrix.XenDesktop.Admin.V1\Citrix.XenDesktop.Admin\Citrix.XenDesktop.Admin.psd1'; try { $xdSite = Get-XDSite -AdminAddress $using:ExistingControllerName -ErrorAction SilentlyContinue; } catch { } # Get-XDSite doesn't support $ErrorActionPreference :@ return $xdSite.Name } #end scriptBlock $invokeCommandParams = @{ ScriptBlock = $scriptBlock; ErrorAction = 'Stop'; } if ($Credential) { AddInvokeScriptBlockCredentials -Hashtable $invokeCommandParams -Credential $Credential; } else { $scriptBlock = [System.Management.Automation.ScriptBlock]::Create($scriptBlock.ToString().Replace('$using:','$')); } Write-Verbose $localizedData.InvokingScriptBlock; return Invoke-Command @invokeCommandParams; } #end process } #end function TestXDSite #endregion Private Functions $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; |