DSCResources/DSC_AdcsEnrollmentPolicyWebService/DSC_AdcsEnrollmentPolicyWebService.psm1
$modulePath = Join-Path -Path (Split-Path -Path (Split-Path -Path $PSScriptRoot -Parent) -Parent) -ChildPath 'Modules' # Import the ADCS Deployment Resource Common Module. Import-Module -Name (Join-Path -Path $modulePath ` -ChildPath (Join-Path -Path 'ActiveDirectoryCSDsc.Common' ` -ChildPath 'ActiveDirectoryCSDsc.Common.psm1')) Import-Module -Name (Join-Path -Path $modulePath -ChildPath 'DscResource.Common') # Import Localization Strings. $script:localizedData = Get-LocalizedData -DefaultUICulture 'en-US' <# .SYNOPSIS Returns an object containing the current state information for the ADCS Enrollment Policy Web Service on the server. .PARAMETER AuthenticationType Specifies the authentication type used by the Certificate Enrollment Policy Web Service. .PARAMETER SslCertThumbprint Specifies the thumbprint of the certificate used by Internet Information Service (IIS) to enable support for required Secure Sockets Layer (SSL). .PARAMETER Credential If the Certificate Enrollment Policy Web service is configured to use Standalone certification authority, then an account that is a member of the local Administrators on the CA is required. If the Certificate Enrollment Policy Web service is configured to use an Enterprise CA, then an account that is a member of Domain Admins is required. .PARAMETER KeyBasedRenewal Configures the Certificate Enrollment Policy Web Service to operate in key-based renewal mode. Defaults to False. .PARAMETER Ensure Specifies whether the Certificate Authority should be installed or uninstalled. Defaults to Present. .OUTPUTS Returns an object containing the ADCS AdcsEnrollmentPolicyWebService state information. #> function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [ValidateSet('Certificate', 'Kerberos', 'UserName')] [System.String] $AuthenticationType, [Parameter(Mandatory = $true)] [ValidateScript( { $_ | Test-Thumbprint } )] [System.String] $SslCertThumbprint, [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] [System.Management.Automation.Credential()] $Credential, [Parameter()] [System.Boolean] $KeyBasedRenewal = $false ) Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.GettingAdcsEnrollmentPolicyWebServiceStatusMessage -f $AuthenticationType) ) -join '' ) $installed = Test-AdcsEnrollmentPolicyWebServiceInstallState ` -AuthenticationType $AuthenticationType ` -KeyBasedRenewal $KeyBasedRenewal if ($installed -eq $false) { $Ensure = 'Absent' } else { $Ensure = 'Present' } return @{ AuthenticationType = $AuthenticationType SslCertThumbprint = $SslCertThumbprint Credential = $Credential KeyBasedRenewal = $KeyBasedRenewal Ensure = $Ensure } } # function Get-TargetResource <# .SYNOPSIS Installs or uinstalls the ADCS Enrollment Policy Web Service from the server. .PARAMETER AuthenticationType Specifies the authentication type used by the Certificate Enrollment Policy Web Service. .PARAMETER SslCertThumbprint Specifies the thumbprint of the certificate used by Internet Information Service (IIS) to enable support for required Secure Sockets Layer (SSL). .PARAMETER Credential If the Certificate Enrollment Policy Web service is configured to use Standalone certification authority, then an account that is a member of the local Administrators on the CA is required. If the Certificate Enrollment Policy Web service is configured to use an Enterprise CA, then an account that is a member of Domain Admins is required. .PARAMETER KeyBasedRenewal Configures the Certificate Enrollment Policy Web Service to operate in key-based renewal mode. Defaults to False. .PARAMETER Ensure Specifies whether the Certificate Authority should be installed or uninstalled. Defaults to Present. #> function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [ValidateSet('Certificate', 'Kerberos', 'UserName')] [System.String] $AuthenticationType, [Parameter(Mandatory = $true)] [ValidateScript( { $_ | Test-Thumbprint } )] [System.String] $SslCertThumbprint, [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] [System.Management.Automation.Credential()] $Credential, [Parameter()] [System.Boolean] $KeyBasedRenewal = $false, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present' ) Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.SettingAdcsEnrollmentPolicyWebServiceStatusMessage -f $AuthenticationType) ) -join '' ) $adcsEnrollmentPolicyWebServiceParameters = @{ } + $PSBoundParameters $null = $adcsEnrollmentPolicyWebServiceParameters.Remove('Ensure') $null = $adcsEnrollmentPolicyWebServiceParameters.Remove('Debug') $null = $adcsEnrollmentPolicyWebServiceParameters.Remove('ErrorAction') $errorMessage = '' try { if ($Ensure -eq 'Present') { Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.InstallingAdcsEnrollmentPolicyWebServiceMessage -f $AuthenticationType) ) -join '' ) $errorMessage = (Install-AdcsEnrollmentPolicyWebService @adcsEnrollmentPolicyWebServiceParameters -Force).ErrorString } else { $null = $adcsEnrollmentPolicyWebServiceParameters.Remove('SslCertThumbprint') $null = $adcsEnrollmentPolicyWebServiceParameters.Remove('Credential') Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.UninstallingAdcsEnrollmentPolicyWebServiceMessage -f $AuthenticationType) ) -join '' ) $errorMessage = (Uninstall-AdcsEnrollmentPolicyWebService @adcsEnrollmentPolicyWebServiceParameters -Force).ErrorString } } catch { $errorMessage = $_.Exception.Message } if (-not [System.String]::IsNullOrEmpty($errorMessage)) { Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.AdcsEnrollmentPolicyWebServiceErrorMessage -f $errorMessage) ) -join '' ) New-InvalidOperationException -Message $errorMessage } } # function Set-TargetResource <# .SYNOPSIS Tests is the ADCS Enrollment Policy Web Service is in the desired state. .PARAMETER AuthenticationType Specifies the authentication type used by the Certificate Enrollment Policy Web Service. .PARAMETER SslCertThumbprint Specifies the thumbprint of the certificate used by Internet Information Service (IIS) to enable support for required Secure Sockets Layer (SSL). .PARAMETER Credential If the Certificate Enrollment Policy Web service is configured to use Standalone certification authority, then an account that is a member of the local Administrators on the CA is required. If the Certificate Enrollment Policy Web service is configured to use an Enterprise CA, then an account that is a member of Domain Admins is required. .PARAMETER KeyBasedRenewal Configures the Certificate Enrollment Policy Web Service to operate in key-based renewal mode. Defaults to False. .PARAMETER Ensure Specifies whether the Certificate Authority should be installed or uninstalled. Defaults to Present. .OUTPUTS Returns true if the ADCS Enrollment Policy Web Service is in the correct state. #> function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [ValidateSet('Certificate', 'Kerberos', 'UserName')] [System.String] $AuthenticationType, [Parameter(Mandatory = $true)] [ValidateScript( { $_ | Test-Thumbprint } )] [System.String] $SslCertThumbprint, [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] [System.Management.Automation.Credential()] $Credential, [Parameter()] [System.Boolean] $KeyBasedRenewal = $false, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present' ) Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.TestingAdcsEnrollmentPolicyWebServiceStatusMessage -f $AuthenticationType) ) -join '' ) $installed = Test-AdcsEnrollmentPolicyWebServiceInstallState ` -AuthenticationType $AuthenticationType ` -KeyBasedRenewal $KeyBasedRenewal if ($installed -eq $true) { # Enrollment Policy Web Service is already installed if ($Ensure -eq 'Present') { # CA is installed and should be - change not required Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.AdcsEnrollmentPolicyWebServiceInstalledAndShouldBeMessage -f $AuthenticationType) ) -join '' ) return $true } else { # CA is installed and should not be - change required Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.AdcsEnrollmentPolicyWebServiceInstalledButShouldNotBeMessage -f $AuthenticationType) ) -join '' ) return $false } } else { # Enrollment Policy Web Service is not installed if ($Ensure -eq 'Present') { # CA is not installed but should be - change required Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.AdcsEnrollmentPolicyWebServiceNotInstalledButShouldBeMessage -f $AuthenticationType) ) -join '' ) return $false } else { # CA is not installed and should not be - change not required Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.AdcsEnrollmentPolicyWebServiceNotInstalledAndShouldNotBeMessage -f $AuthenticationType) ) -join '' ) return $true } } } # function Test-TargetResource <# .SYNOPSIS Tests the install state of the ADCS Enrollment Policy Web Service for the specified Authentication Type and Key Based Renewal settings. The function uses the existence of the IIS Web Aplication to determine it it is installed. .PARAMETER AuthenticationType Specifies the authentication type used by the Certificate Enrollment Policy Web Service. .PARAMETER KeyBasedRenewal Configures the Certificate Enrollment Policy Web Service to operate in key-based renewal mode. Defaults to False. .OUTPUTS Returns true if the ADCS Enrollment Policy Web Service is installed. #> function Test-AdcsEnrollmentPolicyWebServiceInstallState { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [ValidateSet('Certificate', 'Kerberos', 'UserName')] [System.String] $AuthenticationType, [Parameter()] [System.Boolean] $KeyBasedRenewal = $false ) Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.TestingAdcsEnrollmentPolicyWebServiceInstallStateMessage -f $AuthenticationType, $KeyBasedRenewal) ) -join '' ) # Determine the expected name of the Web Application if ($AuthenticationType -eq 'UserName') { # When the AuthenticationType is UserName the Web App actually ends with USernamePassword $webAppAutenticationType = 'UsernamePassword' } else { $webAppAutenticationType = $AuthenticationType } if ($KeyBasedRenewal -eq $true) { $enrollmentPolicyWebServiceWebAppName = "KeyBasedRenewal_ADPolicyProvider_CEP_$webAppAutenticationType" } else { $enrollmentPolicyWebServiceWebAppName = "ADPolicyProvider_CEP_$webAppAutenticationType" } # Does the Web Application exist for the Enrollment Policy Web Service $enrollmentPolicyWebServiceWebApp = Get-WebApplication | Where-Object -FilterScript { $_.Applicationpool -eq 'WSEnrollmentPolicyServer' -and (Split-Path -Path $_.PhysicalPath -Leaf) -eq $enrollmentPolicyWebServiceWebAppName } if ($null -eq $enrollmentPolicyWebServiceWebApp) { Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.AdcsEnrollmentPolicyWebServiceInstallIsNotInstalledMessage -f $AuthenticationType, $KeyBasedRenewal) ) -join '' ) return $false } else { Write-Verbose -Message ( @( "$($MyInvocation.MyCommand): " $($script:localizedData.AdcsEnrollmentPolicyWebServiceInstallIsInstalledMessage -f $AuthenticationType, $KeyBasedRenewal) ) -join '' ) return $true } } # function Test-AdcsEnrollmentPolicyWebServiceInstallState <# .SYNOPSIS Validates whether a given certificate is valid based on the hash algoritms available on the system. .PARAMETER Thumbprint One or more thumbprints to Test. .PARAMETER Quiet Returns $false if the thumbprint is not valid. By default this function throws an exception if validation fails. .EXAMPLE Test-Thumbprint ` -Thumbprint fd94e3a5a7991cb6ed3cd5dd01045edf7e2284de .EXAMPLE Test-Thumbprint ` -Thumbprint fd94e3a5a7991cb6ed3cd5dd01045edf7e2284de,0000e3a5a7991cb6ed3cd5dd01045edf7e220000 ` -Quiet .EXAMPLE Get-ChildItem -Path Cert:\LocalMachine -Recurse | Where-Object -FilterScript { $_.Thumbprint } | Select-Object -Expression Thumbprint | Test-Thumbprint -Verbose #> function Test-Thumbprint { [CmdletBinding()] param ( [Parameter(Mandatory = $true, ValueFromPipeline)] [ValidateNotNullOrEmpty()] [System.String[]] $Thumbprint, [Parameter()] [Switch] $Quiet ) begin { # Get FIPS registry key $fips = [System.Int32] (Get-ItemProperty -Path 'HKLM:\SYSTEM\CurrentControlSet\Control\Lsa\FipsAlgorithmPolicy' -ErrorAction SilentlyContinue).Enabled # Get a list of Hash Providers $allHashProviders = [System.AppDomain]::CurrentDomain.GetAssemblies().GetTypes() if ($fips -eq $true) { # Support only FIPS compliant Hash Algorithms $hashProviders = $allHashProviders | Where-Object -FilterScript { $_.BaseType.BaseType -eq [System.Security.Cryptography.HashAlgorithm] -and ($_.Name -cmatch 'Provider$' -and $_.Name -cnotmatch 'MD5') } } else { $hashProviders = $allHashProviders | Where-Object -FilterScript { $_.BaseType.BaseType -eq [System.Security.Cryptography.HashAlgorithm] -and ($_.Name -cmatch 'Managed$' -or $_.Name -cmatch 'Provider$') } } # Get a list of all Valid Hash types and lengths into an array $validHashes = @() foreach ($hashProvider in $hashProviders) { $bitSize = ( New-Object -TypeName $hashProvider ).HashSize $validHash = New-Object ` -TypeName PSObject ` -Property @{ Hash = $hashProvider.BaseType.Name BitSize = $bitSize HexLength = $bitSize / 4 } $validHashes += @( $validHash ) } } process { foreach ($hash in $Thumbprint) { $isValid = $false foreach ($algorithm in $validHashes) { if ($hash -cmatch "^[a-fA-F0-9]{$($algorithm.HexLength)}$") { $isValid = $true } } if ($Quiet -or $isValid) { $isValid } else { New-InvalidOperationException ` -Message ($script:localizedData.InvalidHashAlgorithmErrorMessage -f $hash) } } } } # end function Test-Thumbprint Export-ModuleMember -Function *-TargetResource |