DSCResources/MSFT_AADAuthorizationPolicy/MSFT_AADAuthorizationPolicy.psm1
function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] [ValidateSet('Yes')] $IsSingleInstance, [Parameter()] [System.String] $DisplayName, [Parameter()] [System.String] $Description, [Parameter()] [System.Boolean] $AllowedToSignUpEmailBasedSubscriptions, [Parameter()] [System.Boolean] $AllowedToUseSSPR, [Parameter()] [System.Boolean] $AllowEmailVerifiedUsersToJoinOrganization, [Parameter()] [System.String] [validateset('None', 'AdminsAndGuestInviters', 'AdminsGuestInvitersAndAllMembers', 'Everyone')] $AllowInvitesFrom, [Parameter()] [System.Boolean] $BlockMsolPowerShell, [Parameter()] [System.Boolean] $DefaultUserRoleAllowedToCreateApps, [Parameter()] [System.Boolean] $DefaultUserRoleAllowedToCreateSecurityGroups, [Parameter()] [System.Boolean] $DefaultUserRoleAllowedToReadOtherUsers, [Parameter()] [System.String[]] $PermissionGrantPolicyIdsAssignedToDefaultUserRole, [Parameter()] [validateset('User', 'Guest', 'RestrictedGuest')] [System.String] $GuestUserRole, #generic [Parameter()] [ValidateSet('Present')] [System.String] $Ensure = 'Present', [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.Management.Automation.PSCredential] $ApplicationSecret, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity ) Write-Verbose -Message 'Getting configuration of AzureAD Authorization Policy' $ConnectionMode = New-M365DSCConnection -Workload 'MicrosoftGraph' ` -InboundParameters $PSBoundParameters ` -ProfileName 'v1.0' #Ensure the proper dependencies are installed in the current environment. Confirm-M365DSCDependencies #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName -replace 'MSFT_', '' $CommandName = $MyInvocation.MyCommand $data = Format-M365DSCTelemetryParameters -ResourceName $ResourceName ` -CommandName $CommandName ` -Parameters $PSBoundParameters Add-M365DSCTelemetryEvent -Data $data #endregion $nullReturn = @{ IsSingleInstance = 'Yes' } try { $Policy = Get-MgPolicyAuthorizationPolicy -ErrorAction Stop } catch { $message = 'Could not find existing authorization policy' New-M365DSCLogEntry -Message $message ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential return $nullReturn } if ($null -eq $Policy) { $message = 'Existing Authorization Policy was not found' New-M365DSCLogEntry -Message $message ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential return $nullReturn } else { Write-Verbose -Message 'Get-TargetResource: Found existing authorization policy' $result = @{ IsSingleInstance = 'Yes' DisplayName = $Policy.DisplayName Description = $Policy.Description AllowedToSignUpEmailBasedSubscriptions = $Policy.AllowedToSignUpEmailBasedSubscriptions AllowedToUseSSPR = $Policy.AllowedToUseSSPR AllowEmailVerifiedUsersToJoinOrganization = $Policy.AllowEmailVerifiedUsersToJoinOrganization AllowInvitesFrom = $Policy.AllowInvitesFrom BlockMsolPowerShell = $Policy.BlockMsolPowerShell DefaultUserRoleAllowedToCreateApps = $Policy.DefaultUserRolePermissions.AllowedToCreateApps DefaultUserRoleAllowedToCreateSecurityGroups = $Policy.DefaultUserRolePermissions.AllowedToCreateSecurityGroups DefaultUserRoleAllowedToReadOtherUsers = $Policy.DefaultUserRolePermissions.AllowedToReadOtherUsers #v1.0 profile PermissionGrantPolicyIdsAssignedToDefaultUserRole = $Policy.DefaultUserRolePermissions.PermissionGrantPoliciesAssigned #beta-profile #PermissionGrantPolicyIdsAssignedToDefaultUserRole = $Policy.PermissionGrantPolicyIdsAssignedToDefaultUserRole GuestUserRole = Get-GuestUserRoleNameFromId -GuestUserRoleId $Policy.GuestUserRoleId #Standard part Ensure = 'Present' Credential = $Credential ApplicationSecret = $ApplicationSecret ApplicationId = $ApplicationId TenantId = $TenantId CertificateThumbprint = $CertificateThumbprint Managedidentity = $ManagedIdentity.IsPresent } Write-Verbose -Message "Get-TargetResource Result: `n $(Convert-M365DscHashtableToString -Hashtable $result)" return $result } } function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] [ValidateSet('Yes')] $IsSingleInstance, [Parameter()] [System.String] $DisplayName, [Parameter()] [System.String] $Description, [Parameter()] [System.Boolean] $AllowedToSignUpEmailBasedSubscriptions, [Parameter()] [System.Boolean] $AllowedToUseSSPR, [Parameter()] [System.Boolean] $AllowEmailVerifiedUsersToJoinOrganization, [Parameter()] [System.String] [validateset('None', 'AdminsAndGuestInviters', 'AdminsGuestInvitersAndAllMembers', 'Everyone')] $AllowInvitesFrom, [Parameter()] [System.Boolean] $BlockMsolPowerShell, [Parameter()] [System.Boolean] $DefaultUserRoleAllowedToCreateApps, [Parameter()] [System.Boolean] $DefaultUserRoleAllowedToCreateSecurityGroups, [Parameter()] [System.Boolean] $DefaultUserRoleAllowedToReadOtherUsers, [Parameter()] [System.String[]] $PermissionGrantPolicyIdsAssignedToDefaultUserRole, [Parameter()] [validateset('User', 'Guest', 'RestrictedGuest')] [System.String] $GuestUserRole, #generic [Parameter()] [ValidateSet('Present')] [System.String] $Ensure = 'Present', [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.Management.Automation.PSCredential] $ApplicationSecret, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity ) Write-Verbose -Message 'Setting configuration of AzureAD Authorization Policy' #Ensure the proper dependencies are installed in the current environment. Confirm-M365DSCDependencies #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName -replace 'MSFT_', '' $CommandName = $MyInvocation.MyCommand $data = Format-M365DSCTelemetryParameters -ResourceName $ResourceName ` -CommandName $CommandName ` -Parameters $PSBoundParameters Add-M365DSCTelemetryEvent -Data $data #endregion Write-Verbose -Message 'Set-Targetresource: Running Get-TargetResource' $currentPolicy = Get-TargetResource @PSBoundParameters Write-Verbose -Message 'Set-Targetresource: Cleaning up parameters' $currentParameters = ([hashtable]$PSBoundParameters).Clone() $currentParameters.Remove('IsSingleInstance') | Out-Null $currentParameters.Remove('ApplicationId') | Out-Null $currentParameters.Remove('TenantId') | Out-Null $currentParameters.Remove('CertificateThumbprint') | Out-Null $currentParameters.Remove('ApplicationSecret') | Out-Null $currentParameters.Remove('Ensure') | Out-Null $currentParameters.Remove('Credential') | Out-Null $currentParameters.Remove('ManagedIdentity') | Out-Null Write-Verbose -Message 'Set-Targetresource: Authorization Policy Ensure Present' $UpdateParameters = @{} # update policy with supplied parameters that are different from existing policy # prepare object for default user role permissions $defaultUserRolePermissions = @{} foreach ($param in $currentParameters.Keys) { if ($currentParameters.$param -ne $currentPolicy.$param -or ($null -eq $currentParementers.$param -and $null -ne $currentPolicy.$param) -or ($null -ne $currentParementers.$param -and $null -eq $currentPolicy.$param)) { if ($param.ToLower() -match 'defaultuserrole') { if ($param -like 'Permission*') { #beta profile #$UpdateParameters.Add($param, $currentParameters.$param) #Write-Verbose -Message "Added '$param' to UpdateParameters" #v1.0 profile $defaultUserRolePermissions.Add('PermissionGrantPoliciesAssigned', $currentParameters.$param) Write-Verbose -Message "Added 'PermissionGrantPoliciesAssigned' ($param) to defaultUserRolePermissions" } else { $defaultUserRolePermissions.Add(($param -replace '^DefaultUserRole'), $currentParameters.$param) Write-Verbose -Message "Added '$($param -replace '^DefaultUserRole')' ($param) to defaultUserRolePermissions" } } else { if ($param -eq 'GuestUserRole') { # translate displayvalue to corresponding GUID $guestUserRoleId = Get-GuestUserRoleIdFromName -GuestUserRole $currentParameters.$param Write-Verbose -Message "Translated GuestUserRole '$param' to '$guestUserRoleId'" $UpdateParameters.Add($param, $guestUserRoleId) Write-Verbose -Message "Added '$param' to UpdateParameters" } else { $UpdateParameters.Add($param, $currentParameters.$param) Write-Verbose -Message "added '$param' to UpdateParameters" } } } else { Write-Verbose -Message "'$param' is unchanged" } } if ($defaultUserRolePermissions.Keys.Count -gt 0) { Write-Verbose -Message "Add 'DefaultUserRolePermissions' to UpdateParameters" $UpdateParameters.Add('DefaultUserRolePermissions', $defaultUserRolePermissions.Clone()) } try { Write-Verbose -Message "Updating existing authorization policy with values: $(Convert-M365DscHashtableToString -Hashtable $UpdateParameters)" $response = Update-MgPolicyAuthorizationPolicy @updateParameters -ErrorAction Stop } catch { New-M365DSCLogEntry -Message 'Error updating data:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential Write-Verbose -Message "Set-Targetresource: Failed change policy $DisplayName" } Write-Verbose -Message "Set-Targetresource: finished processing Policy $Displayname" } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] [ValidateSet('Yes')] $IsSingleInstance, [Parameter()] [System.String] $DisplayName, [Parameter()] [System.String] $Description, [Parameter()] [System.Boolean] $AllowedToSignUpEmailBasedSubscriptions, [Parameter()] [System.Boolean] $AllowedToUseSSPR, [Parameter()] [System.Boolean] $AllowEmailVerifiedUsersToJoinOrganization, [Parameter()] [System.String] [validateset('None', 'AdminsAndGuestInviters', 'AdminsGuestInvitersAndAllMembers', 'Everyone')] $AllowInvitesFrom, [Parameter()] [System.Boolean] $BlockMsolPowerShell, [Parameter()] [System.Boolean] $DefaultUserRoleAllowedToCreateApps, [Parameter()] [System.Boolean] $DefaultUserRoleAllowedToCreateSecurityGroups, [Parameter()] [System.Boolean] $DefaultUserRoleAllowedToReadOtherUsers, [Parameter()] [System.String[]] $PermissionGrantPolicyIdsAssignedToDefaultUserRole, [Parameter()] [validateset('User', 'Guest', 'RestrictedGuest')] [System.String]$GuestUserRole, #generic [Parameter()] [ValidateSet('Present')] [System.String] $Ensure = 'Present', [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.Management.Automation.PSCredential] $ApplicationSecret, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity ) Write-Verbose -Message 'Testing configuration of AzureAD Authorization Policy' $CurrentValues = Get-TargetResource @PSBoundParameters Write-Verbose -Message "Target Values: $(Convert-M365DscHashtableToString -Hashtable $PSBoundParameters)" $ValuesToCheck = $PSBoundParameters $ValuesToCheck.Remove('IsSingleInstance') | Out-Null $ValuesToCheck.Remove('ManagedIdentity') | Out-Null $TestResult = Test-M365DSCParameterState -CurrentValues $CurrentValues ` -Source $($MyInvocation.MyCommand.Source) ` -DesiredValues $PSBoundParameters ` -ValuesToCheck $ValuesToCheck.Keys Write-Verbose -Message "Test-TargetResource returned $TestResult" return $TestResult } function Export-TargetResource { [CmdletBinding()] [OutputType([System.String])] param ( [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.Management.Automation.PSCredential] $ApplicationSecret, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity ) #Ensure the proper dependencies are installed in the current environment. Confirm-M365DSCDependencies #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName -replace 'MSFT_', '' $CommandName = $MyInvocation.MyCommand $data = Format-M365DSCTelemetryParameters -ResourceName $ResourceName ` -CommandName $CommandName ` -Parameters $PSBoundParameters Add-M365DSCTelemetryEvent -Data $data #endregion $ConnectionMode = New-M365DSCConnection -Workload 'MicrosoftGraph' ` -InboundParameters $PSBoundParameters ` -ProfileName 'v1.0' try { $dscContent = '' $params = @{ IsSingleInstance = 'Yes' Credential = $Credential ApplicationId = $ApplicationId TenantId = $TenantId ApplicationSecret = $ApplicationSecret CertificateThumbprint = $CertificateThumbprint ManagedIdentity = $ManagedIdentity } $Results = Get-TargetResource @Params if ($Results -is [System.Collections.Hashtable] -and $Results.Count -gt 1) { Write-Host "`r`n" -NoNewline Write-Host " |---[1/1] $($results.DisplayName)" -NoNewline $results = Update-M365DSCExportAuthenticationResults -ConnectionMode $ConnectionMode ` -Results $results $currentDSCBlock = Get-M365DSCExportContentForResource -ResourceName $ResourceName ` -ConnectionMode $ConnectionMode ` -ModulePath $PSScriptRoot ` -Results $results ` -Credential $Credential Save-M365DSCPartialExport -Content $currentDSCBlock ` -FileName $Global:PartialExportFileName Write-Host $Global:M365DSCEmojiGreenCheckMark } else { Write-Host $Global:M365DSCEmojiRedX } return $currentDSCBlock } catch { Write-Host $Global:M365DSCEmojiRedX New-M365DSCLogEntry -Message 'Error during Export:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential return '' } } <# .Description This function returns a hashtable correlating GUIDs and GuestUserRole names .Link https://docs.microsoft.com/en-us/graph/api/resources/authorizationpolicy?view=graph-rest-beta#properties .Functionality Internal, Hidden #> function Get-GuestUserRoleIdTable { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param() @{ 'User' = 'a0b1b346-4d3e-4e8b-98f8-753987be4970' 'Guest' = '10dae51f-b6af-4016-8d66-8c2a99b929b3' 'RestrictedGuest' = '2af84b1e-32c8-42b7-82bc-daa82404023b' } } <# .Description This function returns the Guid defining the GuestUserRoleId .Parameter GuestUserRole DisplayName of role. .Example Get-GuestUserRoleIdFromName -GuestUserRole Guest 10dae51f-b6af-4016-8d66-8c2a99b929b3 .Example Get-GuestUserRoleIdFromName -GuestUserRole RestrictedGuest 2af84b1e-32c8-42b7-82bc-daa82404023b .Link https://docs.microsoft.com/en-us/graph/api/authorizationpolicy-update?view=graph-rest-1.0&tabs=http#request-body .Functionality Internal, Hidden #> function Get-GuestUserRoleIdFromName { [CmdletBinding()] [OutputType([System.string])] param( [parameter()] [validateset('User', 'Guest', 'RestrictedGuest')] [String] $GuestUserRole ) $guestUserRoleIdTable = Get-GuestUserRoleIdTable return $guestUserRoleIdTable.$GuestUserRole } <# .Description This function returns the RoleName defined by the GuestUserRoleId .Parameter GuestUserRoleId Id of role. .Example Get-GuestUserRoleNameFromId -GuestUserRoleId '10dae51f-b6af-4016-8d66-8c2a99b929b3' Guest .Example Get-GuestUserRoleIdFromName -GuestUserRoleId '2af84b1e-32c8-42b7-82bc-daa82404023b' RestrictedGuest .Link https://docs.microsoft.com/en-us/graph/api/authorizationpolicy-update?view=graph-rest-1.0&tabs=http#request-body .Functionality Internal, Hidden #> function Get-GuestUserRoleNameFromId { [CmdletBinding()] [OutputType([System.string])] param( [parameter()] [String] $GuestUserRoleId ) $guestUserRoleIdTable = Get-GuestUserRoleIdTable if (-not $guestUserRoleIdTable.ContainsValue($GuestUserRoleId)) { throw "Unexpected value of GuestuserRoleId '$GuestUserRoleId', should be one of $($guestUserRoleIdTable.Values -join ',')" } foreach ($roleName in $guestUserRoleIdTable.Keys) { if ($guestUserRoleIdTable.$roleName -eq $GuestUserRoleId) { Write-Verbose "`tRoleName matching GuestUserRoleId is $roleName" break } } Write-Verbose "return $rolename" return $roleName } Export-ModuleMember -Function *-TargetResource |