tests/Test-LinkSharingRestrictions.ps1
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function Test-LinkSharingRestrictions { [CmdletBinding()] [OutputType([CISAuditResult])] param ( # Aligned # Define your parameters here # Test behavior in prod ) begin { # Dot source the class script if necessary #. .\source\Classes\CISAuditResult.ps1 # Initialization code, if needed $recnum = "7.2.7" Write-Verbose "Running Test-LinkSharingRestrictions for $recnum..." } process { try { # 7.2.7 (L1) Ensure link sharing is restricted in SharePoint and OneDrive # # Validate test for a pass: # - Confirm that the automated test results align with the manual audit steps outlined in the CIS benchmark. # - Specific conditions to check: # - Condition A: The `DefaultSharingLinkType` setting in SharePoint and OneDrive is set to `Direct`. # - Condition B: The setting `Choose the type of link that's selected by default when users share files and folders in SharePoint and OneDrive` is set to `Specific people (only the people the user specifies)`. # - Condition C: Verification using the UI confirms that the link sharing settings are configured as recommended. # # Validate test for a fail: # - Confirm that the failure conditions in the automated test are consistent with the manual audit results. # - Specific conditions to check: # - Condition A: The `DefaultSharingLinkType` setting in SharePoint and OneDrive is not set to `Direct`. # - Condition B: The setting `Choose the type of link that's selected by default when users share files and folders in SharePoint and OneDrive` is not set to `Specific people (only the people the user specifies)`. # - Condition C: Verification using the UI indicates that the link sharing settings are not configured as recommended. # Retrieve link sharing configuration for SharePoint and OneDrive # $SPOTenantLinkSharing Mock Object <# $$SPOTenantLinkSharing = [PSCustomObject]@{ DefaultSharingLinkType = "Direct" } #> $SPOTenantLinkSharing = Get-CISSpoOutput -Rec $recnum $isLinkSharingRestricted = $SPOTenantLinkSharing.DefaultSharingLinkType -eq 'Direct' # Or 'SpecificPeople' as per the recommendation # Prepare failure reasons and details based on compliance $failureReasons = if (-not $isLinkSharingRestricted) { "Link sharing is not restricted to 'Specific people'. Current setting: $($SPOTenantLinkSharing.DefaultSharingLinkType). To remediate this setting, use the Set-SPOTenant command:`n`n" + ` "Set-SPOTenant -DefaultSharingLinkType Direct" } else { "N/A" } $details = "DefaultSharingLinkType: $($SPOTenantLinkSharing.DefaultSharingLinkType)" # Create and populate the CISAuditResult object $params = @{ Rec = $recnum Result = $isLinkSharingRestricted Status = if ($isLinkSharingRestricted) { "Pass" } else { "Fail" } Details = $details FailureReason = $failureReasons } $auditResult = Initialize-CISAuditResult @params } catch { $LastError = $_ $auditResult = Get-TestError -LastError $LastError -recnum $recnum } } end { # Return the audit result return $auditResult } } |