DSCResources/MSFT_SCDLPComplianceRule/MSFT_SCDLPComplianceRule.psm1
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function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter(Mandatory = $true)] [System.String] $Policy, [Parameter()] [ValidateSet("InOrganization", "NotInOrganization", "None")] [System.String[]] $AccessScope, [Parameter()] [System.Boolean] $BlockAccess, [Parameter()] [ValidateSet("All", "PerUser")] [System.String] $BlockAccessScope, [Parameter()] [System.String] $Comment, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance] $ContentContainsSensitiveInformation, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance] $ExceptIfContentContainsSensitiveInformation, [Parameter()] [System.String[]] $ContentPropertyContainsWords, [Parameter()] [System.Boolean] $Disabled, [Parameter()] [System.String[]] $GenerateAlert, [Parameter()] [System.String[]] $GenerateIncidentReport, [Parameter()] [ValidateSet("All", "Default", "DetectionDetails", "Detections", "DocumentAuthor", "DocumentLastModifier", "MatchedItem", "OriginalContent", "RulesMatched", "Service", "Severity", "Title", "RetentionLabel", "SensitivityLabel")] [System.String[]] $IncidentReportContent, [Parameter()] [ValidateSet("FalsePositive", "WithoutJustification", "WithJustification")] [System.String[]] $NotifyAllowOverride, [Parameter()] [System.String] $NotifyEmailCustomText, [Parameter()] [System.String] $NotifyPolicyTipCustomText, [Parameter()] [System.String[]] $NotifyUser, [Parameter()] [ValidateSet("Low", "Medium", "High", "None")] [System.String] $ReportSeverityLevel, [Parameter()] [ValidateSet("Ignore", "RetryThenBlock")] [System.String] $RuleErrorAction, [Parameter()] [System.String[]] $AnyOfRecipientAddressContainsWords, [Parameter()] [System.String[]] $AnyOfRecipientAddressMatchesPatterns, [Parameter()] [System.String[]] $ContentExtensionMatchesWords, [Parameter()] [System.String[]] $ExceptIfContentExtensionMatchesWords, [Parameter()] [System.Boolean] $RemoveRMSTemplate, [Parameter()] [System.Boolean] $StopPolicyProcessing, [Parameter()] [System.Boolean] $DocumentIsUnsupported, [Parameter()] [System.Boolean] $ExceptIfDocumentIsUnsupported, [Parameter()] [System.Boolean] $HasSenderOverride, [Parameter()] [System.Boolean] $ExceptIfHasSenderOverride, [Parameter()] [System.Boolean] $ProcessingLimitExceeded, [Parameter()] [System.Boolean] $ExceptIfProcessingLimitExceeded, [Parameter()] [System.Boolean] $DocumentIsPasswordProtected, [Parameter()] [System.Boolean] $ExceptIfDocumentIsPasswordProtected, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $GlobalAdminAccount ) Write-Verbose -Message "Getting configuration of DLPCompliancePolicy for $Name" if ($Global:CurrentModeIsExport) { $ConnectionMode = New-M365DSCConnection -Platform 'SecurityComplianceCenter' ` -InboundParameters $PSBoundParameters ` -SkipModuleReload $true } else { $ConnectionMode = New-M365DSCConnection -Platform 'SecurityComplianceCenter' ` -InboundParameters $PSBoundParameters } #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName.Replace("MSFT_", "") $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $ResourceName) $data.Add("Method", $MyInvocation.MyCommand) $data.Add("Principal", $GlobalAdminAccount.UserName) $data.Add("TenantId", $TenantId) $data.Add("ConnectionMode", $ConnectionMode) Add-M365DSCTelemetryEvent -Data $data #endregion $nullReturn = $PSBoundParameters $nullReturn.Ensure = 'Absent' try { $PolicyRule = Get-DlpComplianceRule -Identity $Name -ErrorAction SilentlyContinue if ($null -eq $PolicyRule) { Write-Verbose -Message "DLPComplianceRule $($Name) does not exist." return $nullReturn } else { Write-Verbose "Found existing DLPComplianceRule $($Name)" # Cmdlet returns a string, but in order to properly validate valid values, we need to convert # to a String array $ArrayIncidentReportContent = @() if ($null -ne $PolicyRule.IncidentReportContent) { $ArrayIncidentReportContent = $PolicyRule.IncidentReportContent.Replace(' ', '').Split(',') } if ($null -ne $PolicyRule.NotifyAllowOverride) { $NotifyAllowOverrideValue = $PolicyRule.NotifyAllowOverride.Replace(' ', '').Split(',') } if ($null -ne $PolicyRule.AnyOfRecipientAddressContainsWords -and $PolicyRule.AnyOfRecipientAddressContainsWords.count -gt 0) { $AnyOfRecipientAddressContainsWords = $PolicyRule.AnyOfRecipientAddressContainsWords.Replace(' ', '').Split(',') } if ($null -ne $PolicyRule.AnyOfRecipientAddressMatchesPatterns -and $PolicyRule.AnyOfRecipientAddressMatchesPatterns -gt 0) { $AnyOfRecipientAddressMatchesPatterns = $PolicyRule.AnyOfRecipientAddressMatchesPatterns.Replace(' ', '').Split(',') } if ($null -ne $PolicyRule.ContentExtensionMatchesWords -and $PolicyRule.ContentExtensionMatchesWords.count -gt 0) { $ContentExtensionMatchesWords = $PolicyRule.ContentExtensionMatchesWords.Replace(' ', '').Split(',') } if ($null -ne $PolicyRule.ExceptIfContentExtensionMatchesWords -and $PolicyRule.ExceptIfContentExtensionMatchesWords.count -gt 0) { $ExceptIfContentExtensionMatchesWords = $PolicyRule.ExceptIfContentExtensionMatchesWords.Replace(' ', '').Split(',') } $result = @{ Ensure = 'Present' Name = $PolicyRule.Name Policy = $PolicyRule.ParentPolicyName AccessScope = $PolicyRule.AccessScope BlockAccess = $PolicyRule.BlockAccess BlockAccessScope = $PolicyRule.BlockAccessScope Comment = $PolicyRule.Comment ContentContainsSensitiveInformation = $PolicyRule.ContentContainsSensitiveInformation ExceptIfContentContainsSensitiveInformation = $PolicyRule.ExceptIfContentContainsSensitiveInformation ContentPropertyContainsWords = $PolicyRule.ContentPropertyContainsWords Disabled = $PolicyRule.Disabled GenerateAlert = $PolicyRule.GenerateAlert GenerateIncidentReport = $PolicyRule.GenerateIncidentReport IncidentReportContent = $ArrayIncidentReportContent NotifyAllowOverride = $NotifyAllowOverrideValue NotifyEmailCustomText = $PolicyRule.NotifyEmailCustomText NotifyPolicyTipCustomText = $PolicyRule.NotifyPolicyTipCustomText NotifyUser = $PolicyRule.NotifyUser ReportSeverityLevel = $PolicyRule.ReportSeverityLevel RuleErrorAction = $PolicyRule.RuleErrorAction RemoveRMSTemplate = $PolicyRule.RemoveRMSTemplate StopPolicyProcessing = $PolicyRule.StopPolicyProcessing DocumentIsUnsupported = $PolicyRule.DocumentIsUnsupported ExceptIfDocumentIsUnsupported = $PolicyRule.ExceptIfDocumentIsUnsupported HasSenderOverride = $PolicyRule.HasSenderOverride ExceptIfHasSenderOverride = $PolicyRule.ExceptIfHasSenderOverride ProcessingLimitExceeded = $PolicyRule.ProcessingLimitExceeded ExceptIfProcessingLimitExceeded = $PolicyRule.ExceptIfProcessingLimitExceeded DocumentIsPasswordProtected = $PolicyRule.DocumentIsPasswordProtected ExceptIfDocumentIsPasswordProtected = $PolicyRule.ExceptIfDocumentIsPasswordProtected AnyOfRecipientAddressContainsWords = $AnyOfRecipientAddressContainsWords AnyOfRecipientAddressMatchesPatterns = $AnyOfRecipientAddressMatchesPatterns ContentExtensionMatchesWords = $ContentExtensionMatchesWords ExceptIfContentExtensionMatchesWords = $ExceptIfContentExtensionMatchesWords } $paramsToRemove = @() foreach ($paramName in $result.Keys) { if ($null -eq $result[$paramName] -or "" -eq $result[$paramName] -or @() -eq $result[$paramName]) { $paramsToRemove += $paramName } } foreach ($paramName in $paramsToRemove) { $result.Remove($paramName) } Write-Verbose -Message "Get-TargetResource Result: `n $(Convert-M365DscHashtableToString -Hashtable $result)" return $result } } catch { try { Write-Verbose -Message $_ $tenantIdValue = "" if (-not [System.String]::IsNullOrEmpty($TenantId)) { $tenantIdValue = $TenantId } elseif ($null -ne $GlobalAdminAccount) { $tenantIdValue = $GlobalAdminAccount.UserName.Split('@')[1] } Add-M365DSCEvent -Message $_ -EntryType 'Error' ` -EventID 1 -Source $($MyInvocation.MyCommand.Source) ` -TenantId $tenantIdValue } catch { Write-Verbose -Message $_ } return $nullReturn } } function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter(Mandatory = $true)] [System.String] $Policy, [Parameter()] [ValidateSet("InOrganization", "NotInOrganization", "None")] [System.String[]] $AccessScope, [Parameter()] [System.Boolean] $BlockAccess, [Parameter()] [ValidateSet("All", "PerUser")] [System.String] $BlockAccessScope, [Parameter()] [System.String] $Comment, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance] $ContentContainsSensitiveInformation, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance] $ExceptIfContentContainsSensitiveInformation, [Parameter()] [System.String[]] $ContentPropertyContainsWords, [Parameter()] [System.Boolean] $Disabled, [Parameter()] [System.String[]] $GenerateAlert, [Parameter()] [System.String[]] $GenerateIncidentReport, [Parameter()] [ValidateSet("All", "Default", "DetectionDetails", "Detections", "DocumentAuthor", "DocumentLastModifier", "MatchedItem", "OriginalContent", "RulesMatched", "Service", "Severity", "Title", "RetentionLabel", "SensitivityLabel")] [System.String[]] $IncidentReportContent, [Parameter()] [ValidateSet("FalsePositive", "WithoutJustification", "WithJustification")] [System.String[]] $NotifyAllowOverride, [Parameter()] [System.String] $NotifyEmailCustomText, [Parameter()] [System.String] $NotifyPolicyTipCustomText, [Parameter()] [System.String[]] $NotifyUser, [Parameter()] [ValidateSet("Low", "Medium", "High", "None")] [System.String] $ReportSeverityLevel, [Parameter()] [ValidateSet("Ignore", "RetryThenBlock")] [System.String] $RuleErrorAction, [Parameter()] [System.String[]] $AnyOfRecipientAddressContainsWords, [Parameter()] [System.String[]] $AnyOfRecipientAddressMatchesPatterns, [Parameter()] [System.String[]] $ContentExtensionMatchesWords, [Parameter()] [System.String[]] $ExceptIfContentExtensionMatchesWords, [Parameter()] [System.Boolean] $RemoveRMSTemplate, [Parameter()] [System.Boolean] $StopPolicyProcessing, [Parameter()] [System.Boolean] $DocumentIsUnsupported, [Parameter()] [System.Boolean] $ExceptIfDocumentIsUnsupported, [Parameter()] [System.Boolean] $HasSenderOverride, [Parameter()] [System.Boolean] $ExceptIfHasSenderOverride, [Parameter()] [System.Boolean] $ProcessingLimitExceeded, [Parameter()] [System.Boolean] $ExceptIfProcessingLimitExceeded, [Parameter()] [System.Boolean] $DocumentIsPasswordProtected, [Parameter()] [System.Boolean] $ExceptIfDocumentIsPasswordProtected, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $GlobalAdminAccount ) Write-Verbose -Message "Setting configuration of DLPComplianceRule for $Name" #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName.Replace("MSFT_", "") $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $ResourceName) $data.Add("Method", $MyInvocation.MyCommand) $data.Add("Principal", $GlobalAdminAccount.UserName) Add-M365DSCTelemetryEvent -Data $data #endregion $ConnectionMode = New-M365DSCConnection -Platform 'SecurityComplianceCenter' ` -InboundParameters $PSBoundParameters $CurrentRule = Get-TargetResource @PSBoundParameters if (('Present' -eq $Ensure) -and ('Absent' -eq $CurrentRule.Ensure)) { Write-Verbose "Rule {$($CurrentRule.Name)} doesn't exists but need to. Creating Rule." $CreationParams = $PSBoundParameters if ($null -ne $CreationParams.ContentContainsSensitiveInformation) { $value = @() foreach ($item in $CreationParams.ContentContainsSensitiveInformation) { if ($null -ne $item.groups) { $value += Get-SCDLPSensitiveInformationGroups $item } else { $value += Get-SCDLPSensitiveInformation $item } } $CreationParams.ContentContainsSensitiveInformation = $value } if ($null -ne $CreationParams.ExceptIfContentContainsSensitiveInformation) { $value = @() foreach ($item in $CreationParams.ExceptIfContentContainsSensitiveInformation) { if ($null -ne $item.groups) { $value += Get-SCDLPSensitiveInformationGroups $item } else { $value += Get-SCDLPSensitiveInformation $item } } $CreationParams.ExceptIfContentContainsSensitiveInformation = $value } $CreationParams.Remove("GlobalAdminAccount") $CreationParams.Remove("Ensure") Write-Verbose -Message "Calling New-DLPComplianceRule with Values: $(Convert-M365DscHashtableToString -Hashtable $CreationParams)" New-DLPComplianceRule @CreationParams } elseif (('Present' -eq $Ensure) -and ('Present' -eq $CurrentRule.Ensure)) { Write-Verbose "Rule {$($CurrentRule.Name)} already exists and needs to. Updating Rule." $UpdateParams = $PSBoundParameters if ($null -ne $UpdateParams.ContentContainsSensitiveInformation) { $value = @() foreach ($item in $UpdateParams.ContentContainsSensitiveInformation) { if ($null -ne $item.groups) { $value += Get-SCDLPSensitiveInformationGroups $item } else { $value += Get-SCDLPSensitiveInformation $item } } $UpdateParams.ContentContainsSensitiveInformation = $value } if ($null -ne $UpdateParams.ExceptIfContentContainsSensitiveInformation) { $value = @() foreach ($item in $UpdateParams.ExceptIfContentContainsSensitiveInformation) { if ($null -ne $item.groups) { $value += Get-SCDLPSensitiveInformationGroups $item } else { $value += Get-SCDLPSensitiveInformation $item } } $UpdateParams.ExceptIfContentContainsSensitiveInformation = $value } $UpdateParams.Remove("GlobalAdminAccount") | Out-Null $UpdateParams.Remove("Ensure") | Out-Null $UpdateParams.Remove("Name") | Out-Null $UpdateParams.Remove("Policy") | Out-Null $UpdateParams.Add("Identity", $Name) Write-Verbose "Updating Rule with values: $(Convert-M365DscHashtableToString -Hashtable $UpdateParams)" Set-DLPComplianceRule @UpdateParams } elseif (('Absent' -eq $Ensure) -and ('Present' -eq $CurrentRule.Ensure)) { Write-Verbose "Rule {$($CurrentRule.Name)} already exists but shouldn't. Deleting Rule." Remove-DLPComplianceRule -Identity $CurrentRule.Name -Confirm:$false } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter(Mandatory = $true)] [System.String] $Policy, [Parameter()] [ValidateSet("InOrganization", "NotInOrganization", "None")] [System.String[]] $AccessScope, [Parameter()] [System.Boolean] $BlockAccess, [Parameter()] [ValidateSet("All", "PerUser")] [System.String] $BlockAccessScope, [Parameter()] [System.String] $Comment, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance] $ContentContainsSensitiveInformation, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance] $ExceptIfContentContainsSensitiveInformation, [Parameter()] [System.String[]] $ContentPropertyContainsWords, [Parameter()] [System.Boolean] $Disabled, [Parameter()] [System.String[]] $GenerateAlert, [Parameter()] [System.String[]] $GenerateIncidentReport, [Parameter()] [ValidateSet("All", "Default", "DetectionDetails", "Detections", "DocumentAuthor", "DocumentLastModifier", "MatchedItem", "OriginalContent", "RulesMatched", "Service", "Severity", "Title", "RetentionLabel", "SensitivityLabel")] [System.String[]] $IncidentReportContent, [Parameter()] [ValidateSet("FalsePositive", "WithoutJustification", "WithJustification")] [System.String[]] $NotifyAllowOverride, [Parameter()] [System.String] $NotifyEmailCustomText, [Parameter()] [System.String] $NotifyPolicyTipCustomText, [Parameter()] [System.String[]] $NotifyUser, [Parameter()] [ValidateSet("Low", "Medium", "High", "None")] [System.String] $ReportSeverityLevel, [Parameter()] [ValidateSet("Ignore", "RetryThenBlock")] [System.String] $RuleErrorAction, [Parameter()] [System.String[]] $AnyOfRecipientAddressContainsWords, [Parameter()] [System.String[]] $AnyOfRecipientAddressMatchesPatterns, [Parameter()] [System.String[]] $ContentExtensionMatchesWords, [Parameter()] [System.String[]] $ExceptIfContentExtensionMatchesWords, [Parameter()] [System.Boolean] $RemoveRMSTemplate, [Parameter()] [System.Boolean] $StopPolicyProcessing, [Parameter()] [System.Boolean] $DocumentIsUnsupported, [Parameter()] [System.Boolean] $ExceptIfDocumentIsUnsupported, [Parameter()] [System.Boolean] $HasSenderOverride, [Parameter()] [System.Boolean] $ExceptIfHasSenderOverride, [Parameter()] [System.Boolean] $ProcessingLimitExceeded, [Parameter()] [System.Boolean] $ExceptIfProcessingLimitExceeded, [Parameter()] [System.Boolean] $DocumentIsPasswordProtected, [Parameter()] [System.Boolean] $ExceptIfDocumentIsPasswordProtected, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $GlobalAdminAccount ) #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName.Replace("MSFT_", "") $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $ResourceName) $data.Add("Method", $MyInvocation.MyCommand) $data.Add("Principal", $GlobalAdminAccount.UserName) $data.Add("TenantId", $TenantId) Add-M365DSCTelemetryEvent -Data $data #endregion Write-Verbose -Message "Testing configuration of DLPComplianceRule for $Name" $CurrentValues = Get-TargetResource @PSBoundParameters Write-Verbose -Message "Target Values: $(Convert-M365DscHashtableToString -Hashtable $PSBoundParameters)" $ValuesToCheck = $PSBoundParameters $ValuesToCheck.Remove('GlobalAdminAccount') | Out-Null #region Test Sensitive Information Type # For each Desired SIT check to see if there is an existing rule with the same name if ($null -ne $ValuesToCheck['ContentContainsSensitiveInformation']) { if ($null -ne $ValuesToCheck['ContentContainsSensitiveInformation'].groups) { $contentSITS = Get-SCDLPSensitiveInformationGroups -SensitiveInformation $ValuesToCheck['ContentContainsSensitiveInformation'] $desiredState = Test-ContainsSensitiveInformationGroups -targetValues $contentSITS -sourceValue $CurrentValues.ContentContainsSensitiveInformation } else { $contentSITS = Get-SCDLPSensitiveInformation -SensitiveInformation $ValuesToCheck['ContentContainsSensitiveInformation'] $desiredState = Test-ContainsSensitiveInformation -targetValues $contentSITS -sourceValue $CurrentValues.ContentContainsSensitiveInformation } } if ($desiredState -eq $false) { Write-Verbose -Message "Test-TargetResource returned $desiredState" return $false } if ($null -ne $ValuesToCheck['ExceptIfContentContainsSensitiveInformation']) { if ($null -ne $ValuesToCheck['ExceptIfContentContainsSensitiveInformation'].groups) { $contentSITS = Get-SCDLPSensitiveInformationGroups -SensitiveInformation $ValuesToCheck['ExceptIfContentContainsSensitiveInformation'] $desiredState = Test-ContainsSensitiveInformationGroups -targetValues $contentSITS -sourceValue $CurrentValues.ExceptIfContentContainsSensitiveInformation } else { $contentSITS = Get-SCDLPSensitiveInformation -SensitiveInformation $ValuesToCheck['ExceptIfContentContainsSensitiveInformation'] $desiredState = Test-ContainsSensitiveInformation -targetValues $contentSITS -sourceValue $CurrentValues.ExceptIfContentContainsSensitiveInformation } } if ($desiredState -eq $false) { Write-Verbose -Message "Test-TargetResource returned $desiredState" return $false } #endregion $ValuesToCheck.Remove('ContentContainsSensitiveInformation') | Out-Null $ValuesToCheck.Remove('ExceptIfContentContainsSensitiveInformation') | 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(Mandatory = $true)] [System.Management.Automation.PSCredential] $GlobalAdminAccount ) $ConnectionMode = New-M365DSCConnection -Platform 'SecurityComplianceCenter' ` -InboundParameters $PSBoundParameters ` -SkipModuleReload $true #region Telemetry $ResourceName = $MyInvocation.MyCommand.ModuleName.Replace("MSFT_", "") $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $ResourceName) $data.Add("Method", $MyInvocation.MyCommand) $data.Add("Principal", $GlobalAdminAccount.UserName) $data.Add("TenantId", $TenantId) $data.Add("ConnectionMode", $ConnectionMode) Add-M365DSCTelemetryEvent -Data $data #endregion try { [array]$rules = Get-DLPComplianceRule -ErrorAction Stop | Where-Object { $_.Mode -ne 'PendingDeletion' } $i = 1 $dscContent = "" Write-Host "`r`n" -NoNewline foreach ($rule in $rules) { Write-Host " |---[$i/$($rules.Length)] $($rule.Name)" -NoNewline $Params = @{ Name = $rule.name Policy = $rule.ParentPolicyName GlobalAdminAccount = $GlobalAdminAccount } $Results = Get-TargetResource @Params $IsCIMArray = $false $IsSitCIMArray = $false if ($Results.ContentContainsSensitiveInformation.Length -gt 1) { $IsSitCIMArray = $true } if ($Results.ExceptIfContentContainsSensitiveInformation.Length -gt 1) { $IsCIMArray = $true } if ($null -ne $Results.ContentContainsSensitiveInformation) { if ($null -ne $results.ContentContainsSensitiveInformation.Groups) { $Results.ContentContainsSensitiveInformation = ConvertTo-SCDLPSensitiveInformationStringGroup -InformationArray $Results.ContentContainsSensitiveInformation } else { $Results.ContentContainsSensitiveInformation = ConvertTo-SCDLPSensitiveInformationString -InformationArray $Results.ContentContainsSensitiveInformation } } if ($null -ne $Results.ExceptIfContentContainsSensitiveInformation) { if ($null -ne $results.ExceptIfContentContainsSensitiveInformation.Groups) { $Results.ExceptIfContentContainsSensitiveInformation = ConvertTo-SCDLPSensitiveInformationStringGroup -InformationArray $Results.ExceptIfContentContainsSensitiveInformation } else { $Results.ExceptIfContentContainsSensitiveInformation = ConvertTo-SCDLPSensitiveInformationString -InformationArray $Results.ExceptIfContentContainsSensitiveInformation } } $Results = Update-M365DSCExportAuthenticationResults -ConnectionMode $ConnectionMode ` -Results $Results $currentDSCBlock = Get-M365DSCExportContentForResource -ResourceName $ResourceName ` -ConnectionMode $ConnectionMode ` -ModulePath $PSScriptRoot ` -Results $Results ` -GlobalAdminAccount $GlobalAdminAccount if ($null -ne $Results.ContentContainsSensitiveInformation ) { $currentDSCBlock = Convert-DSCStringParamToVariable -DSCBlock $currentDSCBlock -ParameterName "ContentContainsSensitiveInformation" -IsCIMArray $IsSitCIMArray } if ($null -ne $Results.ExceptIfContentContainsSensitiveInformation ) { $currentDSCBlock = Convert-DSCStringParamToVariable -DSCBlock $currentDSCBlock -ParameterName "ExceptIfContentContainsSensitiveInformation" -IsCIMArray $IsCIMArray } $dscContent += $currentDSCBlock Save-M365DSCPartialExport -Content $currentDSCBlock ` -FileName $Global:PartialExportFileName Write-Host $Global:M365DSCEmojiGreenCheckMark $i++ } return $dscContent } catch { try { Write-Verbose -Message $_ $tenantIdValue = "" if (-not [System.String]::IsNullOrEmpty($TenantId)) { $tenantIdValue = $TenantId } elseif ($null -ne $GlobalAdminAccount) { $tenantIdValue = $GlobalAdminAccount.UserName.Split('@')[1] } Add-M365DSCEvent -Message $_ -EntryType 'Error' ` -EventID 1 -Source $($MyInvocation.MyCommand.Source) ` -TenantId $tenantIdValue } catch { Write-Verbose -Message $_ } return "" } } function ConvertTo-SCDLPSensitiveInformationStringGroup { [CmdletBinding()] [OutputType([System.String[]])] param ( [Parameter(Mandatory = $true)] [System.Object[]] $InformationArray ) $result = "" foreach ($SensitiveInformationHash in $InformationArray) { $StringContent = "MSFT_SCDLPContainsSensitiveInformation`r`n {`r`n" if ($null -ne $InformationArray.Groups) { $StringContent += " operator = '$($SensitiveInformationHash.operator.Replace("'", "''"))'`r`n" $StringContent += " Groups = `r`n@(" } foreach ($group in $SensitiveInformationHash.Groups) { $StringContent += "MSFT_SCDLPContainsSensitiveInformationGroup`r`n {`r`n" $StringContent += " operator = '$($group.operator.Replace("'", "''"))'`r`n" $StringContent += " name = '$($group.name.Replace("'", "''"))'`r`n" $StringContent += " SensitiveInformation = @(" foreach ($sit in $group.sensitivetypes) { $StringContent += " MSFT_SCDLPSensitiveInformation`r`n {`r`n" $StringContent += " name = '$($sit.name.Replace("'", "''"))'`r`n" if ($null -ne $sit.id) { $StringContent += " id = '$($sit.id)'`r`n" } if ($null -ne $sit.maxconfidence) { $StringContent += " maxconfidence = '$($sit.maxconfidence)'`r`n" } if ($null -ne $sit.minconfidence) { $StringContent += " minconfidence = '$($sit.minconfidence)'`r`n" } if ($null -ne $sit.classifiertype) { $StringContent += " classifiertype = '$($sit.classifiertype)'`r`n" } if ($null -ne $sit.mincount) { $StringContent += " mincount = '$($sit.mincount)'`r`n" } if ($null -ne $sit.maxcount) { $StringContent += " maxcount = '$($sit.maxcount)'`r`n" } $StringContent += " }`r`n" } $StringContent += " )}`r`n" } $StringContent += " )}`r`n" $result += $StringContent } return $result } function ConvertTo-SCDLPSensitiveInformationString { [CmdletBinding()] [OutputType([System.String[]])] param ( [Parameter(Mandatory = $true)] [System.Object[]] $InformationArray ) $result = "" $StringContent = "MSFT_SCDLPContainsSensitiveInformation`r`n {`r`n" $StringContent += " SensitiveInformation = " $StringContent += "@(`r`n" $result += $StringContent foreach ($SensitiveInformationHash in $InformationArray) { $StringContent = "MSFT_SCDLPSensitiveInformation`r`n {`r`n" $StringContent += " name = '$($SensitiveInformationHash.name.Replace("'", "''"))'`r`n" if ($null -ne $SensitiveInformationHash.id) { $StringContent += " id = '$($SensitiveInformationHash.id)'`r`n" } if ($null -ne $SensitiveInformationHash.maxconfidence) { $StringContent += " maxconfidence = '$($SensitiveInformationHash.maxconfidence)'`r`n" } if ($null -ne $SensitiveInformationHash.minconfidence) { $StringContent += " minconfidence = '$($SensitiveInformationHash.minconfidence)'`r`n" } if ($null -ne $SensitiveInformationHash.classifiertype) { $StringContent += " classifiertype = '$($SensitiveInformationHash.classifiertype)'`r`n" } if ($null -ne $SensitiveInformationHash.mincount) { $StringContent += " mincount = '$($SensitiveInformationHash.mincount)'`r`n" } if ($null -ne $SensitiveInformationHash.maxcount) { $StringContent += " maxcount = '$($SensitiveInformationHash.maxcount)'`r`n" } $StringContent += " }`r`n" $result += $StringContent } $result += " )" $result += " }`r`n" return $result } function Get-SCDLPSensitiveInformation { [CmdletBinding()] [OutputType([System.Object[]])] param ( [Parameter(Mandatory = $true)] [System.Object[]] $SensitiveInformationItems ) $returnValue = @() foreach ($item in $SensitiveInformationItems.SensitiveInformation) { $result = @{ name = $item.name } if ($null -ne $item.id) { $result.Add("id", $item.id) } if ($null -ne $item.maxconfidence) { $result.Add("maxconfidence", $item.maxconfidence) } if ($null -ne $item.minconfidence) { $result.Add("minconfidence", $item.minconfidence) } if ($null -ne $item.classifiertype) { $result.Add("classifiertype", $item.classifiertype) } if ($null -ne $item.mincount) { $result.Add("mincount", $item.mincount) } if ($null -ne $item.maxcount) { $result.Add("maxcount", $item.maxcount) } $returnValue += $result } return $returnValue } function Get-SCDLPSensitiveInformationGroups { [CmdletBinding()] [OutputType([System.Object[]])] param ( [Parameter(Mandatory = $true)] [System.Object[]] $SensitiveInformationGroups ) $returnValue = @() $sits = @() $groups = @() $result = @{ operator = $SensitiveInformationGroups.operator } foreach ($group in $SensitiveInformationGroups.groups) { $myGroup = @{ name = $group.name } if ($null -ne $group.operator) { $myGroup.Add("operator", $group.operator) } $sits = @() foreach ($item in $group.SensitiveInformation) { $sit = @{ name = $item.name } if ($null -ne $item.id) { $sit.Add("id", $item.id) } if ($null -ne $item.maxconfidence) { $sit.Add("maxconfidence", $item.maxconfidence) } if ($null -ne $item.minconfidence) { $sit.Add("minconfidence", $item.minconfidence) } if ($null -ne $item.classifiertype) { $sit.Add("classifiertype", $item.classifiertype) } if ($null -ne $item.mincount) { $sit.Add("mincount", $item.mincount) } if ($null -ne $item.maxcount) { $sit.Add("maxcount", $item.maxcount) } $sits += $sit } $myGroup.Add("sensitivetypes", $sits) $groups += $myGroup } $result.Add("groups", $groups) $returnValue += $result return $returnValue } function Test-ContainsSensitiveInformation { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.Object[]] $targetValues, [Parameter()] [System.Object[]] $sourceValues ) foreach ($sit in $targetValues) { Write-Verbose -Message "Trying to find existing Sensitive Information Action matching name {$($sit.name)}" $matchingExistingRule = $sourceValues | Where-Object -FilterScript { $_.name -eq $sit.name } if ($null -ne $matchingExistingRule) { Write-Verbose -Message "Sensitive Information Action {$($sit.name)} was found" $propertiesTocheck = @("id", "maxconfidence", "minconfidence", "classifiertype", "mincount", "maxcount") foreach ($property in $propertiesToCheck) { Write-Verbose -Message "Checking property {$property} for Sensitive Information Action {$($sit.name)}" if ($sit.$property -ne $matchingExistingRule.$property) { Write-Verbose -Message "Property {$property} is set to {$($matchingExistingRule.$property)} and is expected to be {$($sit.$property)}." $EventMessage = "DLP Compliance Rule {$Name} was not in the desired state.`r`n" + ` "Sensitive Information Action {$($sit.name)} has invalid value for property {$property}. " + ` "Current value is {$($matchingExistingRule.$property)} and is expected to be {$($sit.$property)}." Add-M365DSCEvent -Message $EventMessage -EntryType 'Warning' ` -EventID 1 -Source $($MyInvocation.MyCommand.Source) return $false } } } else { Write-Verbose -Message "Sensitive Information Action {$($sit.name)} was not found" $EventMessage = "DLP Compliance Rule {$Name} was not in the desired state.`r`n" + ` "An action on {$($sit.name)} Sensitive Information Type is missing." Add-M365DSCEvent -Message $EventMessage -EntryType 'Warning' ` -EventID 1 -Source $($MyInvocation.MyCommand.Source) return $false } } } function Test-ContainsSensitiveInformationGroups { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.Object[]] $targetValues, [Parameter()] [System.Object[]] $sourceValues ) if ($targetValues.operator -ne $sourceValues.operator) { $EventMessage = "DLP Compliance Rule {$Name} was not in the desired state.`r`n" + ` "DLP Compliance Rule {$Name} has invalid value for property operator. " + ` "Current value is {$($targetValues.$operator)} and is expected to be {$($sourceValues.$operator)}." Add-M365DSCEvent -Message $EventMessage -EntryType 'Warning' ` -EventID 1 -Source $($MyInvocation.MyCommand.Source) return $false } foreach ($group in $targetValues.groups) { $matchingExistingGroup = $sourceValues.groups | Where-Object -FilterScript { $_.name -eq $group.name } if ($null -ne $matchingExistingGroup) { Write-Verbose -Message "ContainsSensitiveInformationGroup {$($group.name)} was found" if ($group.operator -ne $matchingExistingGroup.operator) { $EventMessage = "DLP Compliance Rule {$Name} was not in the desired state.`r`n" + ` "Group {$($group.name)} has invalid value for property operator. " + ` "Current value is {$($matchingExistingRule.$operator)} and is expected to be {$($group.$operator)}." Add-M365DSCEvent -Message $EventMessage -EntryType 'Warning' ` -EventID 1 -Source $($MyInvocation.MyCommand.Source) return $false } } else { Write-Verbose -Message "Sensitive Information Action {$($group.name)} was not found" $EventMessage = "DLP Compliance Rule {$Name} was not in the desired state.`r`n" + ` "An action on {$($sit.name)} Sensitive Information Type is missing." Add-M365DSCEvent -Message $EventMessage -EntryType 'Warning' ` -EventID 1 -Source $($MyInvocation.MyCommand.Source) return $false } $desiredState = Test-ContainsSensitiveInformation -targetValues $group.sensitivetypes ` -sourceValues $matchingExistingGroup.sensitivetypes if ($desiredState -eq $false) { return $false } } } Export-ModuleMember -Function *-TargetResource |