DSCResources/xHyper-V/DSCResources/MSFT_xVMProcessor/MSFT_xVMProcessor.psm1
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#region localizeddata if (Test-Path "${PSScriptRoot}\${PSUICulture}") { Import-LocalizedData -BindingVariable localizedData -Filename MSFT_xVMProcessor.psd1 ` -BaseDirectory "${PSScriptRoot}\${PSUICulture}" } else { # fallback to en-US Import-LocalizedData -BindingVariable localizedData -Filename MSFT_xVMProcessor.psd1 ` -BaseDirectory "${PSScriptRoot}\en-US" } #endregion # Import the common HyperV functions Import-Module -Name ( Join-Path ` -Path (Split-Path -Path $PSScriptRoot -Parent) ` -ChildPath '\HyperVCommon\HyperVCommon.psm1' ) <# .SYNOPSIS Gets MSFT_xVMProcessor resource current state. .PARAMETER VMName Specifies the name of the virtual machine on which the processor is to be configured. #> function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $VMName ) Assert-Module -Name 'Hyper-V' Write-Verbose -Message ($localizedData.QueryingVMProcessor -f $VMName) $vmProcessor = Get-VMProcessor -VMName $VMName -ErrorAction Stop $configuration = @{ VMName = $VMName EnableHostResourceProtection = $vmProcessor.EnableHostResourceProtection ExposeVirtualizationExtensions = $vmProcessor.ExposeVirtualizationExtensions HwThreadCountPerCore = $vmProcessor.HwThreadCountPerCore Maximum = $vmProcessor.Maximum MaximumCountPerNumaNode = $vmProcessor.MaximumCountPerNumaNode MaximumCountPerNumaSocket = $vmProcessor.MaximumCountPerNumaSocket RelativeWeight = $vmProcessor.RelativeWeight Reserve = $vmProcessor.Reserve ResourcePoolName = $vmProcessor.ResourcePoolName CompatibilityForMigrationEnabled = $vmProcessor.CompatibilityForMigrationEnabled CompatibilityForOlderOperatingSystemsEnabled = $vmProcessor.CompatibilityForOlderOperatingSystemsEnabled } return $configuration } <# .SYNOPSIS Tests if MSFT_xVMProcessor resource state is in the desired state or not. .PARAMETER VMName Specifies the name of the virtual machine on which the processor is to be configured. .PARAMETER EnableHostResourceProtection Specifies whether to enable host resource protection. NOTE: Only supported on Windows 10 and Server 2016. .PARAMETER ExposeVirtualizationExtensions Specifies whether nested virtualization is enabled. NOTE: Only supported on Windows 10 and Server 2016. .PARAMETER HwThreadCountPerCore Specifies the maximum thread core per processor core. NOTE: Only supported on Windows 10 and Server 2016. .PARAMETER Maximum Specifies the maximum percentage of resources available to the virtual machine processor to be configured. Allowed values range from 0 to 100. .PARAMETER MaximumCountPerNumaNode Specifies the maximum number of processors per NUMA node to be configured for the virtual machine. .PARAMETER MaximumCountPerNumaSocket Specifies the maximum number of sockets per NUMA node to be configured for the virtual machine. .PARAMETER RelativeWeight Specifies the priority for allocating the physical computer's processing power to this virtual machine relative to others. Allowed values range from 1 to 10000. .PARAMETER Reserve Specifies the percentage of processor resources to be reserved for this virtual machine. Allowed values range from 0 to 100. .PARAMETER ResourcePoolName Specifies the name of the processor resource pool to be used. .PARAMETER CompatibilityForMigrationEnabled Specifies whether the virtual processors features are to be limited for compatibility when migrating the virtual machine to another host. .PARAMETER CompatibilityForOlderOperatingSystemsEnabled Specifies whether the virtual processor’s features are to be limited for compatibility with older operating systems. .PARAMETER RestartIfNeeded If specified, shutdowns and restarts the VM if needed for property changes. #> function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $VMName, [Parameter()] [System.Boolean] $EnableHostResourceProtection, [Parameter()] [System.Boolean] $ExposeVirtualizationExtensions, [Parameter()] [System.UInt64] $HwThreadCountPerCore, [Parameter()] [System.UInt64] $Maximum, [Parameter()] [System.UInt32] $MaximumCountPerNumaNode, [Parameter()] [System.UInt32] $MaximumCountPerNumaSocket, [Parameter()] [System.UInt32] $RelativeWeight, [Parameter()] [System.UInt64] $Reserve, [Parameter()] [System.String] $ResourcePoolName, [Parameter()] [System.Boolean] $CompatibilityForMigrationEnabled, [Parameter()] [System.Boolean] $CompatibilityForOlderOperatingSystemsEnabled, [Parameter()] [System.Boolean] $RestartIfNeeded ) Assert-Module -Name 'Hyper-V' Assert-TargetResourceParameter @PSBoundParameters $targetResource = Get-TargetResource -VMName $VMName $isTargetResourceCompliant = $true foreach ($parameter in $PSBoundParameters.GetEnumerator()) { if (($targetResource.ContainsKey($parameter.Key)) -and ($parameter.Value -ne $targetResource[$parameter.Key])) { $isTargetResourceCompliant = $false Write-Verbose -Message ($localizedData.PropertyMismatch -f $parameter.Key, $parameter.Value, $targetResource[$parameter.Key]) } } if ($isTargetResourceCompliant) { Write-Verbose -Message ($localizedData.VMProcessorInDesiredState -f $VMName) } else { Write-Verbose -Message ($localizedData.VMProcessorNotInDesiredState -f $VMName) } return $isTargetResourceCompliant } #end function <# .SYNOPSIS Configures MSFT_xVMProcessor resource state. .PARAMETER VMName Specifies the name of the virtual machine on which the processor is to be configured. .PARAMETER EnableHostResourceProtection Specifies whether to enable host resource protection. NOTE: Only supported on Windows 10 and Server 2016. .PARAMETER ExposeVirtualizationExtensions Specifies whether nested virtualization is enabled. NOTE: Only supported on Windows 10 and Server 2016. .PARAMETER HwThreadCountPerCore Specifies the maximum thread core per processor core NOTE: Only supported on Windows 10 and Server 2016. .PARAMETER Maximum Specifies the maximum percentage of resources available to the virtual machine processor to be configured. Allowed values range from 0 to 100. .PARAMETER MaximumCountPerNumaNode Specifies the maximum number of processors per NUMA node to be configured for the virtual machine. .PARAMETER MaximumCountPerNumaSocket Specifies the maximum number of sockets per NUMA node to be configured for the virtual machine. .PARAMETER RelativeWeight Specifies the priority for allocating the physical computer's processing power to this virtual machine relative to others. Allowed values range from 1 to 10000. .PARAMETER Reserve Specifies the percentage of processor resources to be reserved for this virtual machine. Allowed values range from 0 to 100. .PARAMETER ResourcePoolName Specifies the name of the processor resource pool to be used. .PARAMETER CompatibilityForMigrationEnabled Specifies whether the virtual processors features are to be limited for compatibility when migrating the virtual machine to another host. .PARAMETER CompatibilityForOlderOperatingSystemsEnabled Specifies whether the virtual processor’s features are to be limited for compatibility with older operating systems. .PARAMETER RestartIfNeeded If specified, shutdowns and restarts the VM if needed for property changes. #> function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $VMName, [Parameter()] [System.Boolean] $EnableHostResourceProtection, [Parameter()] [System.Boolean] $ExposeVirtualizationExtensions, [Parameter()] [System.UInt64] $HwThreadCountPerCore, [Parameter()] [System.UInt64] $Maximum, [Parameter()] [System.UInt32] $MaximumCountPerNumaNode, [Parameter()] [System.UInt32] $MaximumCountPerNumaSocket, [Parameter()] [System.UInt32] $RelativeWeight, [Parameter()] [System.UInt64] $Reserve, [Parameter()] [System.String] $ResourcePoolName, [Parameter()] [System.Boolean] $CompatibilityForMigrationEnabled, [Parameter()] [System.Boolean] $CompatibilityForOlderOperatingSystemsEnabled, [Parameter()] [System.Boolean] $RestartIfNeeded ) Assert-Module -Name 'Hyper-V' Assert-TargetResourceParameter @PSBoundParameters # Parameters requiring shutdown. $restartRequiredParameterNames = @( 'ExposeVirtualizationExtensions', 'CompatibilityForMigrationEnabled', 'CompatibilityForOlderOperatingSystemsEnabled', 'HwThreadCountPerCore', 'MaximumCountPerNumaNode', 'MaximumCountPerNumaSocket', 'ResourcePoolName' ) $isRestartRequired = $false $vmObject = Get-VM -Name $VMName # Only check for restart required parameters if VM is not off if ($vmObject.State -ne 'Off') { foreach ($parameterName in $restartRequiredParameterNames) { if ($PSBoundParameters.ContainsKey($parameterName)) { if (-not $RestartIfNeeded) { $errorMessage = $localized.CannotUpdateVmOnlineError -f $parameterName New-InvalidOperationError -ErrorId InvalidState -ErrorMessage $errorMessage } else { $isRestartRequired = $true } } } #end foreach parameter } $null = $PSBoundParameters.Remove('RestartIfNeeded') $null = $PSBoundParameters.Remove('VMName') if (-not $isRestartRequired) { # No parameter specified that requires a restart, so disable the restart flag Write-Verbose -Message ($localizedData.UpdatingVMProperties -f $VMName) Set-VMProcessor -VMName $VMName @PSBoundParameters Write-Verbose -Message ($localizedData.VMPropertiesUpdated -f $VMName) } else { # Restart is required and that requires turning VM off $setVMPropertyParameters = @{ VMName = $VMName; VMCommand = 'Set-VMProcessor'; ChangeProperty = $PSBoundParameters; RestartIfNeeded = $true; Verbose = $Verbose; } Set-VMProperty @setVMPropertyParameters } } #end function <# .SYNOPSIS Ensures OS supports the supplied parameters. .PARAMETER EnableHostResourceProtection Specifies whether to enable host resource protection. NOTE: Only supported on Windows 10, Server 2016 and Nano. .PARAMETER ExposeVirtualizationExtensions Specifies whether nested virtualization is enabled. NOTE: Only supported on Windows 10, Server 2016 and Nano. .PARAMETER HwThreadCountPerCore Specifies the maximum thread core per processor core NOTE: Only supported on Windows 10, Server 2016 and Nano. .PARAMETER RemainingArgument Catch all to enable splatting of remaining parameters. #> function Assert-TargetResourceParameter { [CmdletBinding()] param ( [Parameter()] [System.Boolean] $EnableHostResourceProtection, [Parameter()] [System.Boolean] $ExposeVirtualizationExtensions, [Parameter()] [System.UInt64] $HwThreadCountPerCore, [Parameter(ValueFromRemainingArguments)] [System.Object[]] $RemainingArguments ) # Get-CimInstance returns build number as a string $win32OperatingSystem = Get-CimInstance -ClassName Win32_OperatingSystem -Verbose:$false $osBuildNumber = $win32OperatingSystem.BuildNumber -as [System.Int64] $build14393RequiredParameterNames = @( 'EnableHostResourceProtection', 'ExposeVirtualizationExtensions', 'HwThreadCountPerCore' ) foreach ($parameterName in $build14393RequiredParameterNames) { if (($PSBoundParameters.ContainsKey($parameterName)) -and ($osBuildNumber -lt 14393)) { $errorMessage = $localizedData.UnsupportedSystemError -f $parameterName, 14393 New-InvalidArgumentError -ErrorId SystemUnsupported -ErrorMessage $errorMessage } } } #end function Export-ModuleMember -Function *-TargetResource |