dsclibrary/STANDALONE_ROOTCA.DSC.ps1
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DSC Template Configuration File For use by LabBuilder .Title STANDALONE_ROOTCA .Desription Builds a Standalone Root CA and creates Issuing CA certificates for Sub CAs. .Parameters: CACommonName = "LABBUILDER.COM Root CA" CADistinguishedNameSuffix = "DC=LABBUILDER,DC=COM" CRLPublicationURLs = "1:C:\Windows\system32\CertSrv\CertEnroll\%3%8%9.crl\n10:ldap:///CN=%7%8,CN=%2,CN=CDP,CN=Public Key Services,CN=Services,%6%10\n2:http://pki.labbuilder.com/CertEnroll/%3%8%9.crl" CACertPublicationURLs = "1:C:\Windows\system32\CertSrv\CertEnroll\%1_%3%4.crt\n2:ldap:///CN=%7,CN=AIA,CN=Public Key Services,CN=Services,%6%11\n2:http://pki.labbuilder.com/CertEnroll/%1_%3%4.crt" CRLPeriodUnits = 52 CRLPeriod = 'Weeks' CRLOverlapUnits = 12 CRLOverlapPeriod = 'Hours' ValidityPeriodUnits = 10 ValidityPeriod = 'Years' AuditFilter = 127 SubCAs = @('SA_SUBCA') ###################################################################################################> Configuration STANDALONE_ROOTCA { Import-DscResource -ModuleName 'PSDesiredStateConfiguration' Import-DscResource -ModuleName ActiveDirectoryCSDsc Import-DscResource -ModuleName xPSDesiredStateConfiguration Node $AllNodes.NodeName { # Assemble the Local Admin Credentials if ($Node.LocalAdminPassword) { [PSCredential]$LocalAdminCredential = New-Object System.Management.Automation.PSCredential ("Administrator", (ConvertTo-SecureString $Node.LocalAdminPassword -AsPlainText -Force)) } # Install the ADCS Certificate Authority WindowsFeature ADCSCA { Name = 'ADCS-Cert-Authority' Ensure = 'Present' } # Install ADCS Web Enrollment - only required because it creates the CertEnroll virtual folder # Which we use to pass certificates to the Issuing/Sub CAs WindowsFeature ADCSWebEnrollment { Ensure = 'Present' Name = 'ADCS-Web-Enrollment' DependsOn = '[WindowsFeature]ADCSCA' } WindowsFeature InstallWebMgmtService { Ensure = "Present" Name = "Web-Mgmt-Service" DependsOn = '[WindowsFeature]ADCSWebEnrollment' } # Create the CAPolicy.inf file which defines basic properties about the ROOT CA certificate File CAPolicy { Ensure = 'Present' DestinationPath = 'C:\Windows\CAPolicy.inf' Contents = "[Version]`r`n Signature= `"$Windows NT$`"`r`n[Certsrv_Server]`r`n DiscreteSignatureAlgorithm=1`r`n HashAlgorithm=RSASHA256`r`n RenewalKeyLength=4096`r`n RenewalValidityPeriod=Years`r`n RenewalValidityPeriodUnits=20`r`n CRLDeltaPeriod=Days`r`n CRLDeltaPeriodUnits=0`r`n[CRLDistributionPoint]`r`n[AuthorityInformationAccess]`r`n" Type = 'File' DependsOn = '[WindowsFeature]ADCSCA' } # Configure the CA as Standalone Root CA ADCSCertificationAuthority ConfigCA { Ensure = 'Present' Credential = $LocalAdminCredential CAType = 'StandaloneRootCA' CACommonName = $Node.CACommonName CADistinguishedNameSuffix = $Node.CADistinguishedNameSuffix ValidityPeriod = 'Years' ValidityPeriodUnits = 20 CryptoProviderName = 'RSA#Microsoft Software Key Storage Provider' HashAlgorithmName = 'SHA256' KeyLength = 4096 DependsOn = '[File]CAPolicy' } # Configure the ADCS Web Enrollment ADCSWebEnrollment ConfigWebEnrollment { Ensure = 'Present' IsSingleInstance = 'Yes' CAConfig = 'CertSrv' Credential = $LocalAdminCredential DependsOn = '[ADCSCertificationAuthority]ConfigCA' } # Set the advanced CA properties Script ADCSAdvConfig { SetScript = { if ($Using:Node.CADistinguishedNameSuffix) { & "$($ENV:SystemRoot)\system32\certutil.exe" -setreg CA\DSConfigDN "CN=Configuration,$($Using:Node.CADistinguishedNameSuffix)" & "$($ENV:SystemRoot)\system32\certutil.exe" -setreg CA\DSDomainDN "$($Using:Node.CADistinguishedNameSuffix)" } if ($Using:Node.CRLPublicationURLs) { & "$($ENV:SystemRoot)\System32\certutil.exe" -setreg CA\CRLPublicationURLs $($Using:Node.CRLPublicationURLs) } if ($Using:Node.CACertPublicationURLs) { & "$($ENV:SystemRoot)\System32\certutil.exe" -setreg CA\CACertPublicationURLs $($Using:Node.CACertPublicationURLs) } if ($Using:Node.CRLPeriodUnits) { & "$($ENV:SystemRoot)\System32\certutil.exe" -setreg CA\CRLPeriodUnits $($Using:Node.CRLPeriodUnits) & "$($ENV:SystemRoot)\System32\certutil.exe" -setreg CA\CRLPeriod "$($Using:Node.CRLPeriod)" } if ($Using:Node.CRLOverlapUnits) { & "$($ENV:SystemRoot)\System32\certutil.exe" -setreg CA\CRLOverlapUnits $($Using:Node.CRLOverlapUnits) & "$($ENV:SystemRoot)\System32\certutil.exe" -setreg CA\CRLOverlapPeriod "$($Using:Node.CRLOverlapPeriod)" } if ($Using:Node.ValidityPeriodUnits) { & "$($ENV:SystemRoot)\System32\certutil.exe" -setreg CA\ValidityPeriodUnits $($Using:Node.ValidityPeriodUnits) & "$($ENV:SystemRoot)\System32\certutil.exe" -setreg CA\ValidityPeriod "$($Using:Node.ValidityPeriod)" } if ($Using:Node.AuditFilter) { & "$($ENV:SystemRoot)\System32\certutil.exe" -setreg CA\AuditFilter $($Using:Node.AuditFilter) } Restart-Service -Name CertSvc Add-Content -Path 'c:\windows\setup\scripts\certutil.log' -Value "Certificate Service Restarted ..." } GetScript = { Return @{ 'DSConfigDN' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('DSConfigDN'); 'DSDomainDN' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('DSDomainDN'); 'CRLPublicationURLs' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CRLPublicationURLs'); 'CACertPublicationURLs' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CACertPublicationURLs') 'CRLPeriodUnits' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CRLPeriodUnits') 'CRLPeriod' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CRLPeriod') 'CRLOverlapUnits' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CRLOverlapUnits') 'CRLOverlapPeriod' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CRLOverlapPeriod') 'ValidityPeriodUnits' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('ValidityPeriodUnits') 'ValidityPeriod' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('ValidityPeriod') 'AuditFilter' = (Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('AuditFilter') } } TestScript = { if (((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('DSConfigDN') -ne "CN=Configuration,$($Using:Node.CADistinguishedNameSuffix)")) { Return $False } if (((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('DSDomainDN') -ne "$($Using:Node.CADistinguishedNameSuffix)")) { Return $False } if (($Using:Node.CRLPublicationURLs) -and ((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CRLPublicationURLs') -ne $Using:Node.CRLPublicationURLs)) { Return $False } if (($Using:Node.CACertPublicationURLs) -and ((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CACertPublicationURLs') -ne $Using:Node.CACertPublicationURLs)) { Return $False } if (($Using:Node.CRLPeriodUnits) -and ((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CRLPeriodUnits') -ne $Using:Node.CRLPeriodUnits)) { Return $False } if (($Using:Node.CRLPeriod) -and ((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CRLPeriod') -ne $Using:Node.CRLPeriod)) { Return $False } if (($Using:Node.CRLOverlapUnits) -and ((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CRLOverlapUnits') -ne $Using:Node.CRLOverlapUnits)) { Return $False } if (($Using:Node.CRLOverlapPeriod) -and ((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('CRLOverlapPeriod') -ne $Using:Node.CRLOverlapPeriod)) { Return $False } if (($Using:Node.ValidityPeriodUnits) -and ((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('ValidityPeriodUnits') -ne $Using:Node.ValidityPeriodUnits)) { Return $False } if (($Using:Node.ValidityPeriod) -and ((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('ValidityPeriod') -ne $Using:Node.ValidityPeriod)) { Return $False } if (($Using:Node.AuditFilter) -and ((Get-ChildItem 'HKLM:\System\CurrentControlSet\Services\CertSvc\Configuration').GetValue('AuditFilter') -ne $Using:Node.AuditFilter)) { Return $False } Return $True } DependsOn = '[ADCSWebEnrollment]ConfigWebEnrollment' } # Generate Issuing certificates for any SubCAs Foreach ($SubCA in $Node.SubCAs) { # Wait for SubCA to generate REQ WaitForAny "WaitForSubCA_$SubCA" { ResourceName = '[ADCSCertificationAuthority]ConfigCA' NodeName = $SubCA RetryIntervalSec = 30 RetryCount = 30 DependsOn = '[Script]ADCSAdvConfig' } # Download the REQ from the SubCA xRemoteFile "DownloadSubCA_$SubCA" { DestinationPath = "C:\Windows\System32\CertSrv\CertEnroll\$SubCA.req" Uri = "http://$SubCA/CertEnroll/$SubCA.req" DependsOn = "[WaitForAny]WaitForSubCA_$SubCA" } # Generate the Issuing Certificate from the REQ Script "IssueCert_$SubCA" { SetScript = { Write-Verbose -Message "Submitting C:\Windows\System32\CertSrv\CertEnroll\$Using:SubCA.req to $($Using:Node.CACommonName)" [System.String]$RequestResult = & "$($ENV:SystemRoot)\System32\Certreq.exe" -Config ".\$($Using:Node.CACommonName)" -Submit "C:\Windows\System32\CertSrv\CertEnroll\$Using:SubCA.req" $Matches = [Regex]::Match($RequestResult, 'RequestId:\s([0-9]*)') if ($Matches.Groups.Count -lt 2) { Write-Verbose -Message "Error getting Request ID from SubCA certificate submission." Throw "Error getting Request ID from SubCA certificate submission." } [int]$RequestId = $Matches.Groups[1].Value Write-Verbose -Message "Issuing $RequestId in $($Using:Node.CACommonName)" [System.String]$SubmitResult = & "$($ENV:SystemRoot)\System32\CertUtil.exe" -Resubmit $RequestId if ($SubmitResult -notlike 'Certificate issued.*') { Write-Verbose -Message "Unexpected result issuing SubCA request." Throw "Unexpected result issuing SubCA request." } Write-Verbose -Message "Retrieving C:\Windows\System32\CertSrv\CertEnroll\$Using:SubCA.req from $($Using:Node.CACommonName)" [System.String]$RetrieveResult = & "$($ENV:SystemRoot)\System32\Certreq.exe" -Config ".\$($Using:Node.CACommonName)" -Retrieve $RequestId "C:\Windows\System32\CertSrv\CertEnroll\$Using:SubCA.crt" } GetScript = { Return @{ 'Generated' = (Test-Path -Path "C:\Windows\System32\CertSrv\CertEnroll\$Using:SubCA.crt"); } } TestScript = { if (-not (Test-Path -Path "C:\Windows\System32\CertSrv\CertEnroll\$Using:SubCA.crt")) { # SubCA Cert is not yet created Return $False } # SubCA Cert has been created Return $True } DependsOn = "[xRemoteFile]DownloadSubCA_$SubCA" } # Wait for SubCA to install the CA Certificate WaitForAny "WaitForComplete_$SubCA" { ResourceName = '[Script]InstallSubCACert' NodeName = $SubCA RetryIntervalSec = 30 RetryCount = 30 DependsOn = "[Script]IssueCert_$SubCA" } # Shutdown the Root CA - it is no longer needed because it has issued all SubCAs Script ShutdownRootCA { SetScript = { Stop-Computer } GetScript = { Return @{ } } TestScript = { # SubCA Cert is not yet created Return $False } DependsOn = "[WaitForAny]WaitForComplete_$SubCA" } } } } |