DSCResources/MSFT_ADDomainController/MSFT_ADDomainController.psm1
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$script:resourceModulePath = Split-Path -Path (Split-Path -Path $PSScriptRoot -Parent) -Parent $script:modulesFolderPath = Join-Path -Path $script:resourceModulePath -ChildPath 'Modules' $script:localizationModulePath = Join-Path -Path $script:modulesFolderPath -ChildPath 'ActiveDirectoryDsc.Common' Import-Module -Name (Join-Path -Path $script:localizationModulePath -ChildPath 'ActiveDirectoryDsc.Common.psm1') $script:localizedData = Get-LocalizedData -ResourceName 'MSFT_ADDomainController' <# .SYNOPSIS Returns the current state of the domain controller. .PARAMETER DomainName Provide the FQDN of the domain the Domain Controller is being added to. .PARAMETER Credential Specifies the credential for the account used to install the domain controller. This account must have permission to access the other domain controllers in the domain to be able replicate domain information. .PARAMETER SafemodeAdministratorPassword Provide a password that will be used to set the DSRM password. This is a PSCredential. .NOTES Used Functions: Name | Module ------------------------------------------------|-------------------------- Get-ADDomain | ActiveDirectory Get-ADDomainControllerPasswordReplicationPolicy | ActiveDirectory Get-DomainControllerObject | ActiveDirectoryDsc.Common Assert-Module | ActiveDirectoryDsc.Common #> function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $DomainName, [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $Credential, [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $SafemodeAdministratorPassword ) Assert-Module -ModuleName 'ActiveDirectory' Write-Verbose -Message ($script:localizedData.ResolveDomainName -f $DomainName) try { $domain = Get-ADDomain -Identity $DomainName -Credential $Credential } catch { $errorMessage = $script:localizedData.MissingDomain -f $DomainName New-ObjectNotFoundException -Message $errorMessage -ErrorRecord $_ } Write-Verbose -Message ($script:localizedData.DomainPresent -f $DomainName) $domainControllerObject = Get-DomainControllerObject ` -DomainName $DomainName -ComputerName $env:COMPUTERNAME -Credential $Credential if ($domainControllerObject) { Write-Verbose -Message ($script:localizedData.IsDomainController -f $domainControllerObject.Name, $domainControllerObject.Domain) $allowedPasswordReplicationAccountName = ( Get-ADDomainControllerPasswordReplicationPolicy -Allowed -Identity $domainControllerObject | ForEach-Object -MemberName sAMAccountName) $deniedPasswordReplicationAccountName = ( Get-ADDomainControllerPasswordReplicationPolicy -Denied -Identity $domainControllerObject | ForEach-Object -MemberName sAMAccountName) $serviceNTDS = Get-ItemProperty -Path 'HKLM:\SYSTEM\CurrentControlSet\Services\NTDS\Parameters' $serviceNETLOGON = Get-ItemProperty -Path 'HKLM:\SYSTEM\CurrentControlSet\Services\Netlogon\Parameters' $installDns = [System.Boolean](Get-Service -Name dns -ErrorAction SilentlyContinue) $targetResource = @{ AllowPasswordReplicationAccountName = @($allowedPasswordReplicationAccountName) Credential = $Credential DatabasePath = $serviceNTDS.'DSA Working Directory' DenyPasswordReplicationAccountName = @($deniedPasswordReplicationAccountName) DomainName = $domainControllerObject.Domain Ensure = $true FlexibleSingleMasterOperationRole = @($domainControllerObject.OperationMasterRoles) InstallationMediaPath = $null InstallDns = $installDns IsGlobalCatalog = $domainControllerObject.IsGlobalCatalog LogPath = $serviceNTDS.'Database log files path' ReadOnlyReplica = $domainControllerObject.IsReadOnly SafemodeAdministratorPassword = $SafemodeAdministratorPassword SiteName = $domainControllerObject.Site SysvolPath = $serviceNETLOGON.SysVol -replace '\\sysvol$', '' } } else { Write-Verbose -Message ($script:localizedData.NotDomainController -f $env:COMPUTERNAME) $targetResource = @{ AllowPasswordReplicationAccountName = $null Credential = $Credential DatabasePath = $null DenyPasswordReplicationAccountName = $null DomainName = $DomainName Ensure = $false FlexibleSingleMasterOperationRole = $null InstallationMediaPath = $null InstallDns = $false IsGlobalCatalog = $false LogPath = $null ReadOnlyReplica = $false SafemodeAdministratorPassword = $SafemodeAdministratorPassword SiteName = $null SysvolPath = $null } } return $targetResource } <# .SYNOPSIS Installs, or change properties on, a domain controller. .PARAMETER DomainName Provide the FQDN of the domain the Domain Controller is being added to. .PARAMETER Credential Specifies the credential for the account used to install the domain controller. This account must have permission to access the other domain controllers in the domain to be able replicate domain information. .PARAMETER SafemodeAdministratorPassword Provide a password that will be used to set the DSRM password. This is a PSCredential. .PARAMETER DatabasePath Provide the path where the NTDS.dit will be created and stored. .PARAMETER LogPath Provide the path where the logs for the NTDS will be created and stored. .PARAMETER SysvolPath Provide the path where the Sysvol will be created and stored. .PARAMETER SiteName Provide the name of the site you want the Domain Controller to be added to. .PARAMETER InstallationMediaPath Provide the path for the IFM folder that was created with ntdsutil. This should not be on a share but locally to the Domain Controller being promoted. .PARAMETER IsGlobalCatalog Specifies if the domain controller will be a Global Catalog (GC). .PARAMETER ReadOnlyReplica Specifies if the domain controller should be provisioned as read-only domain controller .PARAMETER AllowPasswordReplicationAccountName Provides a list of the users, computers, and groups to add to the password replication allowed list. .PARAMETER DenyPasswordReplicationAccountName Provides a list of the users, computers, and groups to add to the password replication denied list. .PARAMETER FlexibleSingleMasterOperationRole Specifies one or more Flexible Single Master Operation (FSMO) roles to move to this domain controller. The current owner must be online and responding for the move to be allowed. .PARAMETER InstallDns Specifies if the DNS Server service should be installed and configured on the domain controller. If this is not set the default value of the parameter InstallDns of the cmdlet Install-ADDSDomainController is used. The parameter `InstallDns` is only used during the provisioning of a domain controller. The parameter cannot be used to install or uninstall the DNS server on an already provisioned domain controller. .NOTES Used Functions: Name | Module ---------------------------------------------------|-------------------------- Install-ADDSDomainController | ActiveDirectory Get-ADDomain | ActiveDirectory Get-ADForest | ActiveDirectory Set-ADObject | ActiveDirectory Move-ADDirectoryServer | ActiveDirectory Move-ADDirectoryServerOperationMasterRole | ActiveDirectory Remove-ADDomainControllerPasswordReplicationPolicy | ActiveDirectory Add-ADDomainControllerPasswordReplicationPolicy | ActiveDirectory Get-DomainControllerObject | ActiveDirectoryDsc.Common New-InvalidOperationException | ActiveDirectoryDsc.Common #> function Set-TargetResource { <# Suppressing this rule because $global:DSCMachineStatus is used to trigger a reboot for the one that was suppressed when calling Install-ADDSDomainController. #> [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSAvoidGlobalVars', '')] [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSAvoidUsingPlainTextForPassword', '', Justification = 'Read-Only Domain Controller (RODC) Creation support(AllowPasswordReplicationAccountName and DenyPasswordReplicationAccountName)')] [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $DomainName, [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $Credential, [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $SafemodeAdministratorPassword, [Parameter()] [System.String] $DatabasePath, [Parameter()] [System.String] $LogPath, [Parameter()] [System.String] $SysvolPath, [Parameter()] [System.String] $SiteName, [Parameter()] [System.String] $InstallationMediaPath, [Parameter()] [System.Boolean] $IsGlobalCatalog, [Parameter()] [System.Boolean] $ReadOnlyReplica, [Parameter()] [System.String[]] $AllowPasswordReplicationAccountName, [Parameter()] [System.String[]] $DenyPasswordReplicationAccountName, [Parameter()] [ValidateSet('DomainNamingMaster', 'SchemaMaster', 'InfrastructureMaster', 'PDCEmulator', 'RIDMaster')] [System.String[]] $FlexibleSingleMasterOperationRole, [Parameter()] [System.Boolean] $InstallDns ) $getTargetResourceParameters = @{ DomainName = $DomainName Credential = $Credential SafeModeAdministratorPassword = $SafemodeAdministratorPassword } $targetResource = Get-TargetResource @getTargetResourceParameters if ($targetResource.Ensure -eq $false) { Write-Verbose -Message ($script:localizedData.Promoting -f $env:COMPUTERNAME, $DomainName) # Node is not a domain controller so we promote it. $installADDSDomainControllerParameters = @{ DomainName = $DomainName SafeModeAdministratorPassword = $SafemodeAdministratorPassword.Password Credential = $Credential NoRebootOnCompletion = $true Force = $true } if ($PSBoundParameters.ContainsKey('ReadOnlyReplica') -and $ReadOnlyReplica -eq $true) { if (-not $PSBoundParameters.ContainsKey('SiteName')) { New-InvalidOperationException -Message $script:localizedData.RODCMissingSite } $installADDSDomainControllerParameters.Add('ReadOnlyReplica', $true) } if ($PSBoundParameters.ContainsKey('AllowPasswordReplicationAccountName')) { $installADDSDomainControllerParameters.Add('AllowPasswordReplicationAccountName', $AllowPasswordReplicationAccountName) } if ($PSBoundParameters.ContainsKey('DenyPasswordReplicationAccountName')) { $installADDSDomainControllerParameters.Add('DenyPasswordReplicationAccountName', $DenyPasswordReplicationAccountName) } if ($PSBoundParameters.ContainsKey('DatabasePath')) { $installADDSDomainControllerParameters.Add('DatabasePath', $DatabasePath) } if ($PSBoundParameters.ContainsKey('LogPath')) { $installADDSDomainControllerParameters.Add('LogPath', $LogPath) } if ($PSBoundParameters.ContainsKey('SysvolPath')) { $installADDSDomainControllerParameters.Add('SysvolPath', $SysvolPath) } if ($PSBoundParameters.ContainsKey('SiteName') -and $SiteName) { $installADDSDomainControllerParameters.Add('SiteName', $SiteName) } if ($PSBoundParameters.ContainsKey('IsGlobalCatalog') -and $IsGlobalCatalog -eq $false) { $installADDSDomainControllerParameters.Add('NoGlobalCatalog', $true) } if ($PSBoundParameters.ContainsKey('InstallDns')) { $installADDSDomainControllerParameters.Add('InstallDns', $InstallDns) } if (-not [System.String]::IsNullOrWhiteSpace($InstallationMediaPath)) { $installADDSDomainControllerParameters.Add('InstallationMediaPath', $InstallationMediaPath) } Install-ADDSDomainController @installADDSDomainControllerParameters Write-Verbose -Message ($script:localizedData.Promoted -f $env:COMPUTERNAME, $DomainName) <# Signal to the LCM to reboot the node to compensate for the one we suppressed from Install-ADDSDomainController #> [Diagnostics.CodeAnalysis.SuppressMessageAttribute('PSUseDeclaredVarsMoreThanAssignments', '', Justification = 'Set LCM DSCMachineStatus to indicate reboot required')] $global:DSCMachineStatus = 1 } elseif ($targetResource.Ensure) { # Node is a domain controller. We check if other properties are in desired state Write-Verbose -Message ($script:localizedData.IsDomainController -f $env:COMPUTERNAME, $DomainName) $domainControllerObject = Get-DomainControllerObject ` -DomainName $DomainName -ComputerName $env:COMPUTERNAME -Credential $Credential # Check if Node Global Catalog state is correct if ($PSBoundParameters.ContainsKey('IsGlobalCatalog') -and $targetResource.IsGlobalCatalog -ne $IsGlobalCatalog) { # DC is not in the expected Global Catalog state if ($IsGlobalCatalog) { $globalCatalogOptionValue = 1 Write-Verbose -Message $script:localizedData.AddGlobalCatalog } else { $globalCatalogOptionValue = 0 Write-Verbose -Message $script:localizedData.RemoveGlobalCatalog } Set-ADObject -Identity $domainControllerObject.NTDSSettingsObjectDN -Replace @{ options = $globalCatalogOptionValue } } if ($PSBoundParameters.ContainsKey('SiteName') -and $targetResource.SiteName -ne $SiteName) { # DC is not in correct site. Move it. Write-Verbose -Message ($script:localizedData.MovingDomainController -f $targetResource.SiteName, $SiteName) Move-ADDirectoryServer -Identity $env:COMPUTERNAME -Site $SiteName -Credential $Credential } if ($PSBoundParameters.ContainsKey('AllowPasswordReplicationAccountName')) { $testMembersParameters = @{ ExistingMembers = $targetResource.AllowPasswordReplicationAccountName Members = $AllowPasswordReplicationAccountName } if (-not (Test-Members @testMembersParameters)) { Write-Verbose -Message ( $script:localizedData.AllowedSyncAccountsMismatch -f ($targetResource.AllowPasswordReplicationAccountName -join ';'), ($AllowPasswordReplicationAccountName -join ';') ) $getMembersToAddAndRemoveParameters = @{ DesiredMembers = $AllowPasswordReplicationAccountName CurrentMembers = $targetResource.AllowPasswordReplicationAccountName } $getMembersToAddAndRemoveResult = Get-MembersToAddAndRemove @getMembersToAddAndRemoveParameters $adPrincipalsToRemove = $getMembersToAddAndRemoveResult.MembersToRemove $adPrincipalsToAdd = $getMembersToAddAndRemoveResult.MembersToAdd if ($null -ne $adPrincipalsToRemove) { $removeADPasswordReplicationPolicy = @{ Identity = $domainControllerObject AllowedList = $adPrincipalsToRemove } Remove-ADDomainControllerPasswordReplicationPolicy @removeADPasswordReplicationPolicy ` -Confirm:$false } if ($null -ne $adPrincipalsToAdd) { $addADPasswordReplicationPolicy = @{ Identity = $domainControllerObject AllowedList = $adPrincipalsToAdd } Add-ADDomainControllerPasswordReplicationPolicy @addADPasswordReplicationPolicy } } } if ($PSBoundParameters.ContainsKey('DenyPasswordReplicationAccountName')) { $testMembersParameters = @{ ExistingMembers = $targetResource.DenyPasswordReplicationAccountName Members = $DenyPasswordReplicationAccountName; } if (-not (Test-Members @testMembersParameters)) { Write-Verbose -Message ( $script:localizedData.DenySyncAccountsMismatch -f ($targetResource.DenyPasswordReplicationAccountName -join ';'), ($DenyPasswordReplicationAccountName -join ';') ) $getMembersToAddAndRemoveParameters = @{ DesiredMembers = $DenyPasswordReplicationAccountName CurrentMembers = $targetResource.DenyPasswordReplicationAccountName } $getMembersToAddAndRemoveResult = Get-MembersToAddAndRemove @getMembersToAddAndRemoveParameters $adPrincipalsToRemove = $getMembersToAddAndRemoveResult.MembersToRemove $adPrincipalsToAdd = $getMembersToAddAndRemoveResult.MembersToAdd if ($null -ne $adPrincipalsToRemove) { $removeADPasswordReplicationPolicy = @{ Identity = $domainControllerObject DeniedList = $adPrincipalsToRemove } Remove-ADDomainControllerPasswordReplicationPolicy @removeADPasswordReplicationPolicy ` -Confirm:$false } if ($null -ne $adPrincipalsToAdd) { $addADPasswordReplicationPolicy = @{ Identity = $domainControllerObject DeniedList = $adPrincipalsToAdd } Add-ADDomainControllerPasswordReplicationPolicy @addADPasswordReplicationPolicy } } } if ($PSBoundParameters.ContainsKey('FlexibleSingleMasterOperationRole')) { foreach ($desiredFlexibleSingleMasterOperationRole in $FlexibleSingleMasterOperationRole) { if ($desiredFlexibleSingleMasterOperationRole -notin $targetResource.FlexibleSingleMasterOperationRole) { switch ($desiredFlexibleSingleMasterOperationRole) { <# Connect to any available domain controller to get the current owner for the specific role. #> { $_ -in @('DomainNamingMaster', 'SchemaMaster') } { $currentOwnerFullyQualifiedDomainName = (Get-ADForest).$_ } { $_ -in @('InfrastructureMaster', 'PDCEmulator', 'RIDMaster') } { $currentOwnerFullyQualifiedDomainName = (Get-ADDomain).$_ } } Write-Verbose -Message ($script:localizedData.MovingFlexibleSingleMasterOperationRole -f $desiredFlexibleSingleMasterOperationRole, $currentOwnerFullyQualifiedDomainName) <# Using the object returned from Get-ADDomainController to handle an issue with calling Move-ADDirectoryServerOperationMasterRole with Fully Qualified Domain Name (FQDN) in the Identity parameter. #> $MoveADDirectoryServerOperationMasterRoleParameters = @{ Identity = $domainControllerObject OperationMasterRole = $desiredFlexibleSingleMasterOperationRole Server = $currentOwnerFullyQualifiedDomainName ErrorAction = 'Stop' } Move-ADDirectoryServerOperationMasterRole @MoveADDirectoryServerOperationMasterRoleParameters } } } } } <# .SYNOPSIS Determines if the domain controller is in desired state. .PARAMETER DomainName Provide the FQDN of the domain the Domain Controller is being added to. .PARAMETER Credential Specifies the credential for the account used to install the domain controller. This account must have permission to access the other domain controllers in the domain to be able replicate domain information. .PARAMETER SafemodeAdministratorPassword Provide a password that will be used to set the DSRM password. This is a PSCredential. .PARAMETER DatabasePath Provide the path where the NTDS.dit will be created and stored. .PARAMETER LogPath Provide the path where the logs for the NTDS will be created and stored. .PARAMETER SysvolPath Provide the path where the Sysvol will be created and stored. .PARAMETER SiteName Provide the name of the site you want the Domain Controller to be added to. .PARAMETER InstallationMediaPath Provide the path for the IFM folder that was created with ntdsutil. This should not be on a share but locally to the Domain Controller being promoted. .PARAMETER IsGlobalCatalog Specifies if the domain controller will be a Global Catalog (GC). .PARAMETER ReadOnlyReplica Specifies if the domain controller should be provisioned as read-only domain controller .PARAMETER AllowPasswordReplicationAccountName Provides a list of the users, computers, and groups to add to the password replication allowed list. .PARAMETER DenyPasswordReplicationAccountName Provides a list of the users, computers, and groups to add to the password replication denied list. .PARAMETER FlexibleSingleMasterOperationRole Specifies one or more Flexible Single Master Operation (FSMO) roles to move to this domain controller. The current owner must be online and responding for the move to be allowed. .PARAMETER InstallDns Specifies if the DNS Server service should be installed and configured on the domain controller. If this is not set the default value of the parameter InstallDns of the cmdlet Install-ADDSDomainController is used. The parameter `InstallDns` is only used during the provisioning of a domain controller. The parameter cannot be used to install or uninstall the DNS server on an already provisioned domain controller. Not used in Test-TargetResource. .NOTES Used Functions: Name | Module ------------------------------|-------------------------- Test-ADReplicationSite | ActiveDirectoryDsc.Common New-InvalidOperationException | ActiveDirectoryDsc.Common New-ObjectNotFoundException | ActiveDirectoryDsc.Common Test-Members | ActiveDirectoryDsc.Common #> function Test-TargetResource { [System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("PSAvoidUsingPlainTextForPassword", "", Justification = 'Read-Only Domain Controller (RODC) Creation support($AllowPasswordReplicationAccountName and DenyPasswordReplicationAccountName)')] [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $DomainName, [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $Credential, [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $SafemodeAdministratorPassword, [Parameter()] [System.String] $DatabasePath, [Parameter()] [System.String] $LogPath, [Parameter()] [System.String] $SysvolPath, [Parameter()] [System.String] $SiteName, [Parameter()] [System.String] $InstallationMediaPath, [Parameter()] [System.Boolean] $IsGlobalCatalog, [Parameter()] [System.Boolean] $ReadOnlyReplica, [Parameter()] [System.String[]] $AllowPasswordReplicationAccountName, [Parameter()] [System.String[]] $DenyPasswordReplicationAccountName, [Parameter()] [ValidateSet('DomainNamingMaster', 'SchemaMaster', 'InfrastructureMaster', 'PDCEmulator', 'RIDMaster')] [System.String[]] $FlexibleSingleMasterOperationRole, [Parameter()] [System.Boolean] $InstallDns ) Write-Verbose -Message ($script:localizedData.TestingConfiguration -f $env:COMPUTERNAME, $DomainName) if ($PSBoundParameters.ContainsKey('ReadOnlyReplica') -and $ReadOnlyReplica -eq $true) { if (-not $PSBoundParameters.ContainsKey('SiteName')) { New-InvalidOperationException -Message $script:localizedData.RODCMissingSite } } if ($PSBoundParameters.ContainsKey('SiteName')) { if (-not (Test-ADReplicationSite -SiteName $SiteName -DomainName $DomainName -Credential $Credential)) { $errorMessage = $script:localizedData.FailedToFindSite -f $SiteName, $DomainName New-ObjectNotFoundException -Message $errorMessage } } $getTargetResourceParameters = @{ DomainName = $DomainName Credential = $Credential SafeModeAdministratorPassword = $SafemodeAdministratorPassword } $existingResource = Get-TargetResource @getTargetResourceParameters $testTargetResourceReturnValue = $existingResource.Ensure if ($PSBoundParameters.ContainsKey('ReadOnlyReplica') -and $ReadOnlyReplica) { if ($testTargetResourceReturnValue -and -not $testTargetResourceReturnValue.ReadOnlyReplica) { New-InvalidOperationException -Message $script:localizedData.CannotConvertToRODC } } if ($PSBoundParameters.ContainsKey('SiteName') -and $existingResource.SiteName -ne $SiteName) { Write-Verbose -Message ($script:localizedData.WrongSite -f $existingResource.SiteName, $SiteName) $testTargetResourceReturnValue = $false } # Check Global Catalog Config if ($PSBoundParameters.ContainsKey('IsGlobalCatalog') -and $existingResource.IsGlobalCatalog -ne $IsGlobalCatalog) { if ($IsGlobalCatalog) { Write-Verbose -Message ($script:localizedData.ExpectedGlobalCatalogEnabled -f $existingResource.SiteName, $SiteName) } else { Write-Verbose -Message ($script:localizedData.ExpectedGlobalCatalogDisabled -f $existingResource.SiteName, $SiteName) } $testTargetResourceReturnValue = $false } if ($PSBoundParameters.ContainsKey('AllowPasswordReplicationAccountName') -and $null -ne $existingResource.AllowPasswordReplicationAccountName) { $testMembersParameters = @{ ExistingMembers = $existingResource.AllowPasswordReplicationAccountName Members = $AllowPasswordReplicationAccountName } if (-not (Test-Members @testMembersParameters)) { Write-Verbose -Message ( $script:localizedData.AllowedSyncAccountsMismatch -f ($existingResource.AllowPasswordReplicationAccountName -join ';'), ($AllowPasswordReplicationAccountName -join ';') ) $testTargetResourceReturnValue = $false } } if ($PSBoundParameters.ContainsKey('DenyPasswordReplicationAccountName') -and $null -ne $existingResource.DenyPasswordReplicationAccountName) { $testMembersParameters = @{ ExistingMembers = $existingResource.DenyPasswordReplicationAccountName Members = $DenyPasswordReplicationAccountName; } if (-not (Test-Members @testMembersParameters)) { Write-Verbose -Message ( $script:localizedData.DenySyncAccountsMismatch -f ($existingResource.DenyPasswordReplicationAccountName -join ';'), ($DenyPasswordReplicationAccountName -join ';') ) $testTargetResourceReturnValue = $false } } <# Only evaluate Flexible Single Master Operation (FSMO) roles if the node is already a domain controller. #> if ($PSBoundParameters.ContainsKey('FlexibleSingleMasterOperationRole') -and $existingResource.Ensure -eq $true) { $FlexibleSingleMasterOperationRole | ForEach-Object -Process { if ($_ -notin $existingResource.FlexibleSingleMasterOperationRole) { Write-Verbose -Message ($script:localizedData.NotOwnerOfFlexibleSingleMasterOperationRole -f $_ ) $testTargetResourceReturnValue = $false } } } return $testTargetResourceReturnValue } <# .SYNOPSIS Return a hashtable with members that are not present in CurrentMembers, and members that are present add should not be present. .PARAMETER DesiredMembers Specifies the list of desired members in the hashtable. .PARAMETER CurrentMembers Specifies the list of current members in the hashtable. .OUTPUTS Returns a hashtable with two properties. The property MembersToAdd contains the members as ADPrincipal objects that are not members in the collection provided in $CurrentMembers. The property MembersToRemove contains the unwanted members as ADPrincipal objects in the collection provided in $CurrentMembers. #> function Get-MembersToAddAndRemove { param ( [Parameter(Mandatory = $true)] [AllowNull()] [AllowEmptyCollection()] [System.String[]] $DesiredMembers, [Parameter(Mandatory = $true)] [AllowNull()] [AllowEmptyCollection()] [System.String[]] $CurrentMembers ) $principalsToRemove = foreach ($memberName in $CurrentMembers) { if ($memberName -notin $DesiredMembers) { New-Object -TypeName Microsoft.ActiveDirectory.Management.ADPrincipal -ArgumentList $memberName } } $principalsToAdd = foreach ($memberName in $DesiredMembers) { if ($memberName -notin $CurrentMembers) { New-Object -TypeName Microsoft.ActiveDirectory.Management.ADPrincipal -ArgumentList $memberName } } return @{ MembersToAdd = [Microsoft.ActiveDirectory.Management.ADPrincipal[]] $principalsToAdd MembersToRemove = [Microsoft.ActiveDirectory.Management.ADPrincipal[]] $principalsToRemove } } Export-ModuleMember -Function *-TargetResource |