DSCResources/MSFT_xExchActiveSyncVirtualDirectory/MSFT_xExchActiveSyncVirtualDirectory.psm1
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function Get-TargetResource { [Diagnostics.CodeAnalysis.SuppressMessageAttribute("PSDSCUseVerboseMessageInDSCResource", "")] [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [parameter(Mandatory = $true)] [System.String] $Identity, [parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] [System.Management.Automation.Credential()] $Credential, [System.Boolean] $AllowServiceRestart = $false, [System.Boolean] $AutoCertBasedAuth = $false, [System.String] $AutoCertBasedAuthThumbprint, [System.String[]] $AutoCertBasedAuthHttpsBindings = @("0.0.0.0:443", "127.0.0.1:443"), [System.Boolean] $BasicAuthEnabled, [ValidateSet("Ignore", "Allowed", "Required")] [System.String] $ClientCertAuth, [System.Boolean] $CompressionEnabled, [System.String] $DomainController, [System.String[]] $ExternalAuthenticationMethods, [System.String] $ExternalUrl, [System.String[]] $InternalAuthenticationMethods, [System.String] $InternalUrl, [System.Boolean] $WindowsAuthEnabled ) #Load helper module Import-Module "$((Get-Item -LiteralPath "$($PSScriptRoot)").Parent.Parent.FullName)\Misc\xExchangeCommon.psm1" -Verbose:0 LogFunctionEntry -Parameters @{"Identity" = $Identity} -VerbosePreference $VerbosePreference #Establish remote Powershell session GetRemoteExchangeSession -Credential $Credential -CommandsToLoad 'Get-ActiveSyncVirtualDirectory' -VerbosePreference $VerbosePreference $easVdir = Get-ActiveSyncVirtualDirectoryWithCorrectParams @PSBoundParameters if ($null -ne $easVdir) { $returnValue = @{ Identity = $Identity InternalUrl = $easVdir.InternalUrl.AbsoluteUri ExternalUrl = $easVdir.ExternalUrl.AbsoluteUri BasicAuthEnabled = $easVdir.BasicAuthEnabled WindowsAuthEnabled = $easVdir.WindowsAuthEnabled CompressionEnabled = $easVdir.CompressionEnabled ClientCertAuth = $easVdir.ClientCertAuth } } $returnValue } function Set-TargetResource { [Diagnostics.CodeAnalysis.SuppressMessageAttribute("PSUseShouldProcessForStateChangingFunctions", "")] [CmdletBinding()] param ( [parameter(Mandatory = $true)] [System.String] $Identity, [parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] [System.Management.Automation.Credential()] $Credential, [System.Boolean] $AllowServiceRestart = $false, [System.Boolean] $AutoCertBasedAuth = $false, [System.String] $AutoCertBasedAuthThumbprint, [System.String[]] $AutoCertBasedAuthHttpsBindings = @("0.0.0.0:443", "127.0.0.1:443"), [System.Boolean] $BasicAuthEnabled, [ValidateSet("Ignore", "Allowed", "Required")] [System.String] $ClientCertAuth, [System.Boolean] $CompressionEnabled, [System.String] $DomainController, [System.String[]] $ExternalAuthenticationMethods, [System.String] $ExternalUrl, [System.String[]] $InternalAuthenticationMethods, [System.String] $InternalUrl, [System.Boolean] $WindowsAuthEnabled ) #Load helper module Import-Module "$((Get-Item -LiteralPath "$($PSScriptRoot)").Parent.Parent.FullName)\Misc\xExchangeCommon.psm1" -Verbose:0 LogFunctionEntry -Parameters @{"Identity" = $Identity} -VerbosePreference $VerbosePreference #Establish remote Powershell session GetRemoteExchangeSession -Credential $Credential -CommandsToLoad 'Set-ActiveSyncVirtualDirectory' -VerbosePreference $VerbosePreference #Ensure an empty string is $null and not a string SetEmptyStringParamsToNull -PSBoundParametersIn $PSBoundParameters #Remove Credential and AllowServiceRestart because those parameters do not exist on Set-ActiveSyncVirtualDirectory RemoveParameters -PSBoundParametersIn $PSBoundParameters -ParamsToRemove 'Credential','AllowServiceRestart','AutoCertBasedAuth','AutoCertBasedAuthThumbprint','AutoCertBasedAuthHttpsBindings' #Configure everything but CBA Set-ActiveSyncVirtualDirectory @PSBoundParameters if ($AutoCertBasedAuth) #Need to configure CBA { Test-PreReqsForCertBasedAuth if (-not ([string]::IsNullOrEmpty($AutoCertBasedAuthThumbprint))) { Enable-CertBasedAuth -AutoCertBasedAuthThumbprint $AutoCertBasedAuthThumbprint -AutoCertBasedAuthHttpsBindings $AutoCertBasedAuthHttpsBindings } else { throw "AutoCertBasedAuthThumbprint must be specified when AutoCertBasedAuth is set to `$true" } if($AllowServiceRestart) #Need to restart all of IIS for auth settings to stick { Write-Verbose "Restarting IIS" iisreset /noforce /timeout:300 } else { Write-Warning "The configuration will not take effect until 'IISReset /noforce' is run." } } #Only bounce the app pool if we didn't already restart IIS for CBA if (-not $AutoCertBasedAuth) { if($AllowServiceRestart) { Write-Verbose "Recycling MSExchangeSyncAppPool" RestartAppPoolIfExists -Name MSExchangeSyncAppPool } else { Write-Warning "The configuration will not take effect until MSExchangeSyncAppPool is manually recycled." } } } function Test-TargetResource { [Diagnostics.CodeAnalysis.SuppressMessageAttribute("PSDSCUseVerboseMessageInDSCResource", "")] [CmdletBinding()] [OutputType([System.Boolean])] param ( [parameter(Mandatory = $true)] [System.String] $Identity, [parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] [System.Management.Automation.Credential()] $Credential, [System.Boolean] $AllowServiceRestart = $false, [System.Boolean] $AutoCertBasedAuth = $false, [System.String] $AutoCertBasedAuthThumbprint, [System.String[]] $AutoCertBasedAuthHttpsBindings = @("0.0.0.0:443", "127.0.0.1:443"), [System.Boolean] $BasicAuthEnabled, [ValidateSet("Ignore", "Allowed", "Required")] [System.String] $ClientCertAuth, [System.Boolean] $CompressionEnabled, [System.String] $DomainController, [System.String[]] $ExternalAuthenticationMethods, [System.String] $ExternalUrl, [System.String[]] $InternalAuthenticationMethods, [System.String] $InternalUrl, [System.Boolean] $WindowsAuthEnabled ) #Load helper module Import-Module "$((Get-Item -LiteralPath "$($PSScriptRoot)").Parent.Parent.FullName)\Misc\xExchangeCommon.psm1" -Verbose:0 LogFunctionEntry -Parameters @{"Identity" = $Identity} -VerbosePreference $VerbosePreference #Establish remote Powershell session GetRemoteExchangeSession -Credential $Credential -CommandsToLoad 'Get-ActiveSyncVirtualDirectory' -VerbosePreference $VerbosePreference #Ensure an empty string is $null and not a string SetEmptyStringParamsToNull -PSBoundParametersIn $PSBoundParameters $easVdir = Get-ActiveSyncVirtualDirectoryWithCorrectParams @PSBoundParameters if ($null -eq $easVdir) { return $false } else { if (-not (VerifySetting -Name "InternalUrl" -Type "String" -ExpectedValue $InternalUrl -ActualValue $easVdir.InternalUrl.AbsoluteUri -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { return $false } if (-not (VerifySetting -Name "ExternalUrl" -Type "String" -ExpectedValue $ExternalUrl -ActualValue $easVdir.ExternalUrl.AbsoluteUri -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { return $false } if (-not (VerifySetting -Name "BasicAuthEnabled" -Type "Boolean" -ExpectedValue $BasicAuthEnabled -ActualValue $easVdir.BasicAuthEnabled -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { return $false } if (-not (VerifySetting -Name "WindowsAuthEnabled" -Type "Boolean" -ExpectedValue $WindowsAuthEnabled -ActualValue $easVdir.WindowsAuthEnabled -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { return $false } if (-not (VerifySetting -Name "CompressionEnabled" -Type "Boolean" -ExpectedValue $CompressionEnabled -ActualValue $easVdir.CompressionEnabled -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { return $false } if (-not (VerifySetting -Name "ClientCertAuth" -Type "String" -ExpectedValue $ClientCertAuth -ActualValue $easVdir.ClientCertAuth -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { return $false } if (-not (VerifySetting -Name "ExternalAuthenticationMethods" -Type "Array" -ExpectedValue $ExternalAuthenticationMethods -ActualValue $easVdir.ExternalAuthenticationMethods -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { return $false } if (-not (VerifySetting -Name "InternalAuthenticationMethods" -Type "Array" -ExpectedValue $InternalAuthenticationMethods -ActualValue $easVdir.InternalAuthenticationMethods -PSBoundParametersIn $PSBoundParameters -VerbosePreference $VerbosePreference)) { return $false } if ($AutoCertBasedAuth) { Test-PreReqsForCertBasedAuth if ([string]::IsNullOrEmpty($AutoCertBasedAuthThumbprint)) { ReportBadSetting -SettingName "AutoCertBasedAuthThumbprint" -ExpectedValue "Not null or empty" -ActualValue "" -VerbosePreference $VerbosePreference return $false } elseif ($null -eq $AutoCertBasedAuthHttpsBindings -or $AutoCertBasedAuthHttpsBindings.Count -eq 0) { ReportBadSetting -SettingName "AutoCertBasedAuthHttpsBindings" -ExpectedValue "Not null or empty" -ActualValue "" -VerbosePreference $VerbosePreference return $false } elseif ((Test-CertBasedAuth -AutoCertBasedAuthThumbprint $AutoCertBasedAuthThumbprint -AutoCertBasedAuthHttpsBindings $AutoCertBasedAuthHttpsBindings) -eq $false) { ReportBadSetting -SettingName "TestCertBasedAuth" -ExpectedValue $true -ActualValue $false -VerbosePreference $VerbosePreference return $false } } } #If the code got to this point, all conditions are true return $true } function Get-ActiveSyncVirtualDirectoryWithCorrectParams { [CmdletBinding()] param ( [parameter(Mandatory = $true)] [System.String] $Identity, [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] [System.Management.Automation.Credential()] $Credential, [System.Boolean] $AllowServiceRestart = $false, [System.Boolean] $AutoCertBasedAuth = $false, [System.String] $AutoCertBasedAuthThumbprint, [System.String[]] $AutoCertBasedAuthHttpsBindings = @("0.0.0.0:443", "127.0.0.1:443"), [System.Boolean] $BasicAuthEnabled, [ValidateSet("Ignore", "Allowed", "Required")] [System.String] $ClientCertAuth, [System.Boolean] $CompressionEnabled, [System.String] $DomainController, [System.String[]] $ExternalAuthenticationMethods, [System.String] $ExternalUrl, [System.String[]] $InternalAuthenticationMethods, [System.String] $InternalUrl, [System.Boolean] $WindowsAuthEnabled ) RemoveParameters -PSBoundParametersIn $PSBoundParameters -ParamsToKeep "Identity","DomainController" return (Get-ActiveSyncVirtualDirectory @PSBoundParameters) } function Enable-CertBasedAuth { param ( [System.String] $AutoCertBasedAuthThumbprint, [System.String[]] $AutoCertBasedAuthHttpsBindings = @("0.0.0.0:443", "127.0.0.1:443") ) $appCmdExe = "$($env:SystemRoot)\System32\inetsrv\appcmd.exe" #Enable cert auth in IIS, and require SSL on the AS vdir $output = &$appCmdExe set config -section:system.webServer/security/authentication/clientCertificateMappingAuthentication /enabled:"True" /commit:apphost Write-Verbose "$output" $output = &$appCmdExe set config "Default Web Site" -section:system.webServer/security/authentication/clientCertificateMappingAuthentication /enabled:"True" /commit:apphost Write-Verbose "$output" $output = &$appCmdExe set config "Default Web Site/Microsoft-Server-ActiveSync" /section:access /sslFlags:"Ssl, SslNegotiateCert, SslRequireCert, Ssl128" /commit:apphost Write-Verbose "$output" $output = &$appCmdExe set config "Default Web Site/Microsoft-Server-ActiveSync" -section:system.webServer/security/authentication/clientCertificateMappingAuthentication /enabled:"True" /commit:apphost Write-Verbose "$output" #Set DSMapperUsage to enabled on all the required SSL bindings $appId = "{4dc3e181-e14b-4a21-b022-59fc669b0914}" #The appId of all IIS applications foreach ($binding in $AutoCertBasedAuthHttpsBindings) { Enable-DSMapperUsage -IpPortCombo $binding -CertThumbprint $AutoCertBasedAuthThumbprint -AppId $appId } } function Test-CertBasedAuth { param ( [System.String] $AutoCertBasedAuthThumbprint, [System.String[]] $AutoCertBasedAuthHttpsBindings = @("0.0.0.0:443", "127.0.0.1:443") ) $appCmdExe = "$($env:SystemRoot)\System32\inetsrv\appcmd.exe" $serverWideClientCertMappingAuth = &$appCmdExe list config -section:system.webServer/security/authentication/clientCertificateMappingAuthentication if (-not (Test-AppCmdOutputContainsString -AppCmdOutput $serverWideClientCertMappingAuth -SearchString "clientCertificateMappingAuthentication enabled=`"true`"")) { return $false } $clientCertMappingAuth = &$appCmdExe list config "Default Web Site" -section:system.webServer/security/authentication/clientCertificateMappingAuthentication if (-not (Test-AppCmdOutputContainsString -AppCmdOutput $clientCertMappingAuth -SearchString "clientCertificateMappingAuthentication enabled=`"true`"")) { return $false } $asClientCertMappingAuth = &$appCmdExe list config "Default Web Site/Microsoft-Server-ActiveSync" -section:system.webServer/security/authentication/clientCertificateMappingAuthentication if (-not (Test-AppCmdOutputContainsString -appCmdOutput $asClientCertMappingAuth -searchString "clientCertificateMappingAuthentication enabled=`"true`"")) { return $false } $sslFlags = &$appCmdExe list config "Default Web Site/Microsoft-Server-ActiveSync" /section:access if (-not (Test-AppCmdOutputContainsString -appCmdOutput $sslFlags -searchString "access sslFlags=`"Ssl, SslNegotiateCert, SslRequireCert, Ssl128`"")) { return $false } $netshOutput = netsh http show sslcert foreach ($binding in $AutoCertBasedAuthHttpsBindings) { if (-not (Test-NetshSslCertSetting -IpPort $binding -NetshSslCertOutput $netshOutput -SettingName "DS Mapper Usage" -SettingValue "Enabled")) { return $false } if (-not (Test-NetshSslCertSetting -IpPort $binding -NetshSslCertOutput $netshOutput -SettingName "Certificate Hash" -SettingValue $AutoCertBasedAuthThumbprint)) { return $false } if (-not (Test-NetshSslCertSetting -IpPort $binding -NetshSslCertOutput $netshOutput -SettingName "Certificate Store Name" -SettingValue "MY")) { return $false } } return $true } function Test-IsSslBinding { param ( $NetshOutput ) if ($null -ne $NetshOutput -and $NetshOutput.GetType().Name -eq "Object[]") { for ($i = 0; $i -lt $NetshOutput.Count; $i++) { if ($NetshOutput[$i].Contains("IP:port")) { return $true } } } return $false } function Enable-DSMapperUsage { param ( [Parameter(Mandatory = $true)] [System.String] $IpPortCombo, [Parameter(Mandatory = $true)] [System.String] $CertThumbprint, [Parameter(Mandatory = $true)] [System.String] $AppId ) #See if a binding already exists, and if so, delete it $bindingOutput = netsh http show sslcert ipport=$($IpPortCombo) if (Test-IsSslBinding $bindingOutput) { $output = netsh http delete sslcert ipport=$($IpPortCombo) Write-Verbose "$output" } #Add the binding back with new settings $output = netsh http add sslcert ipport=$($IpPortCombo) certhash=$($CertThumbprint) appid=$($AppId) dsmapperusage=enable certstorename=MY Write-Verbose "$output" } function Test-AppCmdOutputContainsString { param ( $AppCmdOutput, [Parameter(Mandatory = $true)] [System.String] $SearchString ) if ($null -ne $AppCmdOutput -and $AppCmdOutput.GetType().Name -eq "Object[]") { foreach ($line in $AppCmdOutput) { if ($line.ToLower().Contains($SearchString.ToLower())) { return $true } } } return $false } function Test-NetshSslCertSetting { param ( $NetshSslCertOutput, [Parameter(Mandatory = $true)] [System.String] $IpPort, [Parameter(Mandatory = $true)] [System.String] $SettingName, [Parameter(Mandatory = $true)] [System.String] $SettingValue ) $SettingName = $SettingName.ToLower() $SettingValue = $SettingValue.ToLower() if ($null -ne $NetshSslCertOutput -and $NetshSslCertOutput.GetType().Name -eq "Object[]") { $foundSetting = $false for ($i = 0; $i -lt $NetshSslCertOutput.Count -and -not $foundSetting; $i++) { if ($NetshSslCertOutput[$i].ToLower().Contains("ip:port") -and $NetshSslCertOutput[$i].Contains($IpPort)) { $i++ while (-not $NetshSslCertOutput[$i].ToLower().Contains("ip:port") -and -not $foundSetting) { if ($NetshSslCertOutput[$i].ToLower().Contains($SettingName)) { $foundSetting = $true if ($NetshSslCertOutput[$i].ToLower().Contains($SettingValue)) { return $true } } $i++ } } } } return $false } #Ensures that required uto Certification Based Authentication prereqs are installed function Test-PreReqsForCertBasedAuth { $hasAllPreReqs = $true $webClientAuth = Get-WindowsFeature Web-Client-Auth $webCertAuth = Get-WindowsFeature Web-Cert-Auth if ($webClientAuth.InstallState -ne "Installed") { $hasAllPreReqs = $false Write-Error "The Web-Client-Auth feature needs to be installed before the Auto Certification Based Authentication feature can be used" } if ($webCertAuth.InstallState -ne "Installed") { $hasAllPreReqs = $false Write-Error "The Web-Cert-Auth feature needs to be installed before the Auto Certification Based Authentication feature can be used" } if ($hasAllPreReqs -eq $false) { throw "Required Windows features need to be installed before the Auto Certification Based Authentication feature can be used" } } Export-ModuleMember -Function *-TargetResource |