DSCResources/DSC_DnsServerClientSubnet/DSC_DnsServerClientSubnet.psm1
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$script:dscResourceCommonPath = Join-Path -Path $PSScriptRoot -ChildPath '..\..\Modules\DscResource.Common' $script:dnsServerDscCommonPath = Join-Path -Path $PSScriptRoot -ChildPath '..\..\Modules\DnsServerDsc.Common' Import-Module -Name $script:dscResourceCommonPath Import-Module -Name $script:dnsServerDscCommonPath $script:localizedData = Get-LocalizedData -DefaultUICulture 'en-US' <# .SYNOPSIS This will return the current state of the resource. .PARAMETER Name Specifies the name of the client subnet. .PARAMETER IPv4Subnet Specify an array (1 or more values) of IPv4 Subnet addresses in CIDR Notation. .PARAMETER IPv6Subnet Specify an array (1 or more values) of IPv6 Subnet addresses in CIDR Notation. #> function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $Name ) Write-Verbose -Message ($script:localizedData.GettingDnsServerClientSubnetMessage -f $Name) $record = Get-DnsServerClientSubnet -Name $Name -ErrorAction SilentlyContinue if ($null -eq $record) { return @{ Name = $Name IPv4Subnet = $null IPv6Subnet = $null Ensure = 'Absent' } } return @{ Name = $record.Name IPv4Subnet = $record.IPv4Subnet IPv6Subnet = $record.IPv6Subnet Ensure = 'Present' } } #end function Get-TargetResource <# .SYNOPSIS This will configure the resource. .PARAMETER Name Specifies the name of the client subnet. .PARAMETER IPv4Subnet Specify an array (1 or more values) of IPv4 Subnet addresses in CIDR Notation. .PARAMETER IPv6Subnet Specify an array (1 or more values) of IPv6 Subnet addresses in CIDR Notation. #> function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter()] [System.String[]] $IPv4Subnet, [Parameter()] [System.String[]] $IPv6Subnet, [Parameter()] [ValidateSet('Present','Absent')] [System.String] $Ensure = 'Present' ) $dnsServerClientSubnetParameters = @{ Name = $Name } $clientSubnet = Get-DnsServerClientSubnet -Name $Name -ErrorAction SilentlyContinue if ($Ensure -eq 'Present') { if ($IPv4Subnet) { $dnsServerClientSubnetParameters.Add('IPv4Subnet',$IPv4Subnet) } if ($IPv6Subnet) { $dnsServerClientSubnetParameters.Add('IPv6Subnet',$IPv6Subnet) } if ($clientSubnet) { $dnsServerClientSubnetParameters.Add('Action', "REPLACE") Write-Verbose -Message ($script:localizedData.UpdatingDnsServerClientSubnetMessage -f ` $Name, "$IPv4Subnet", "$IPv6Subnet") Set-DnsServerClientSubnet @dnsServerClientSubnetParameters } else { Write-Verbose -Message ($script:localizedData.CreatingDnsServerClientSubnetMessage -f ` $Name, "$IPv4Subnet", "$IPv6Subnet") Add-DnsServerClientSubnet @dnsServerClientSubnetParameters } } elseif ($Ensure -eq 'Absent') { Write-Verbose -Message ($script:localizedData.RemovingDnsServerClientSubnetMessage -f $Name) Remove-DnsServerClientSubnet -Name $Name } } #end function Set-TargetResource <# .SYNOPSIS This will return whether the resource is in desired state. .PARAMETER Name Specifies the name of the client subnet. .PARAMETER IPv4Subnet Specify an array (1 or more values) of IPv4 Subnet addresses in CIDR Notation. .PARAMETER IPv6Subnet Specify an array (1 or more values) of IPv6 Subnet addresses in CIDR Notation. #> function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter()] [System.String[]] $IPv4Subnet, [Parameter()] [System.String[]] $IPv6Subnet, [Parameter()] [ValidateSet('Present','Absent')] [System.String] $Ensure = 'Present' ) $result = Get-TargetResource -Name $Name if ($Ensure -ne $result.Ensure) { Write-Verbose -Message ($script:localizedData.NotDesiredPropertyMessage -f ` 'Ensure', $Ensure, $result.Ensure) Write-Verbose -Message ($script:localizedData.NotInDesiredStateMessage -f $Name) return $false } elseif ($Ensure -eq 'Present') { $IPv4SubnetResult = $result.IPv4Subnet $IPv6SubnetResult = $result.IPv6Subnet if (($null -eq $IPv4Subnet) -and ($null -ne $IPv4SubnetResult)) { Write-Verbose -Message ($script:localizedData.NotDesiredPropertyMessage -f ` 'IPv4Subnet', "$IPv4Subnet", "$IPv4SubnetResult") Write-Verbose -Message ($script:localizedData.NotInDesiredStateMessage -f $Name) return $false } if (($null -eq $IPv4SubnetResult) -and ($null -ne $IPv4Subnet)) { Write-Verbose -Message ($script:localizedData.NotDesiredPropertyMessage -f ` 'IPv4Subnet', "$IPv4Subnet", "$IPv4SubnetResult") Write-Verbose -Message ($script:localizedData.NotInDesiredStateMessage -f $Name) return $false } if ($IPv4Subnet) { $IPv4Difference = Compare-Object -ReferenceObject $IPv4Subnet -DifferenceObject $IPv4SubnetResult if ($IPv4Difference) { Write-Verbose -Message ($script:localizedData.NotDesiredPropertyMessage -f ` 'IPv4Subnet', "$IPv4Subnet", "$IPv4SubnetResult") Write-Verbose -Message ($script:localizedData.NotInDesiredStateMessage -f $Name) return $false } } if (($null -eq $IPv6Subnet) -and ($null -ne $IPv6SubnetResult)) { Write-Verbose -Message ($script:localizedData.NotDesiredPropertyMessage -f ` 'IPv6Subnet', "$IPv6Subnet", "$IPv6SubnetResult") Write-Verbose -Message ($script:localizedData.NotInDesiredStateMessage -f $Name) return $false } if (($null -eq $IPv6SubnetResult) -and ($null -ne $IPv6Subnet)) { Write-Verbose -Message ($script:localizedData.NotDesiredPropertyMessage -f ` 'IPv6Subnet', "$IPv6Subnet", "$IPv6SubnetResult") Write-Verbose -Message ($script:localizedData.NotInDesiredStateMessage -f $Name) return $false } if ($IPv6Subnet) { $IPv6Difference = Compare-Object -ReferenceObject $IPv6Subnet -DifferenceObject $IPv6SubnetResult if ($IPv6Difference) { Write-Verbose -Message ($script:localizedData.NotDesiredPropertyMessage -f ` 'IPv6Subnet', "$IPv6Subnet", "$IPv6SubnetResult") Write-Verbose -Message ($script:localizedData.NotInDesiredStateMessage -f $Name) return $false } } } Write-Verbose -Message ($script:localizedData.InDesiredStateMessage -f $Name) return $true } #end function Test-TargetResource |