DSCResources/MSFT_SCRetentionComplianceRule/MSFT_SCRetentionComplianceRule.psm1
function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter(Mandatory = $true)] [System.String] $Policy, [Parameter()] [System.String] $Comment, [Parameter()] [System.String[]] $ExcludedItemClasses, [Parameter()] [System.String] $RetentionDuration, [Parameter()] [ValidateSet("Days", "Months", "Years")] [System.String] $RetentionDurationDisplayHint = "Days", [Parameter()] [System.String] $ContentMatchQuery, [Parameter()] [ValidateSet("CreationAgeInDays", "ModificationAgeInDays")] [System.String] $ExpirationDateOption, [Parameter()] [ValidateSet("Delete", "Keep", "KeepAndDelete")] [System.String] $RetentionComplianceAction, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $GlobalAdminAccount ) Write-Verbose -Message "Getting configuration of RetentionComplianceRule for $Name" #region Telemetry $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $MyInvocation.MyCommand.ModuleName) $data.Add("Method", $MyInvocation.MyCommand) Add-M365DSCTelemetryEvent -Data $data #endregion Test-MSCloudLogin -CloudCredential $GlobalAdminAccount ` -Platform SecurityComplianceCenter $RuleObject = Get-RetentionComplianceRule -Identity $Name -ErrorAction SilentlyContinue if ($null -eq $RuleObject) { Write-Verbose -Message "RetentionComplianceRule $($Name) does not exist." $result = $PSBoundParameters $result.Ensure = 'Absent' return $result } else { Write-Verbose "Found existing RetentionComplianceRule $($Name)" $AssociatedPolicy = Get-RetentionCompliancePolicy $RuleObject.Policy $result = @{ Name = $RuleObject.Name Comment = $RuleObject.Comment Policy = $AssociatedPolicy.Name ExcludedItemClasses = $RuleObject.ExcludedItemClasses RetentionDuration = $RuleObject.RetentionDuration RetentionDurationDisplayHint = $RuleObject.RetentionDurationDisplayHint ContentMatchQuery = $RuleObject.ContentMatchQuery ExpirationDateOption = $RuleObject.ExpirationDateOption RetentionComplianceAction = $RuleObject.RetentionComplianceAction GlobalAdminAccount = $GlobalAdminAccount Ensure = 'Present' } Write-Verbose -Message "Found RetentionComplianceRule $($Name)" Write-Verbose -Message "Get-TargetResource Result: `n $(Convert-M365DscHashtableToString -Hashtable $result)" return $result } } function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter(Mandatory = $true)] [System.String] $Policy, [Parameter()] [System.String] $Comment, [Parameter()] [System.String[]] $ExcludedItemClasses, [Parameter()] [System.String] $RetentionDuration, [Parameter()] [ValidateSet("Days", "Months", "Years")] [System.String] $RetentionDurationDisplayHint = "Days", [Parameter()] [System.String] $ContentMatchQuery, [Parameter()] [ValidateSet("CreationAgeInDays", "ModificationAgeInDays")] [System.String] $ExpirationDateOption, [Parameter()] [ValidateSet("Delete", "Keep", "KeepAndDelete")] [System.String] $RetentionComplianceAction, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $GlobalAdminAccount ) Write-Verbose -Message "Setting configuration of RetentionComplianceRule for $Name" #region Telemetry $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $MyInvocation.MyCommand.ModuleName) $data.Add("Method", $MyInvocation.MyCommand) Add-M365DSCTelemetryEvent -Data $data #endregion Test-MSCloudLogin -CloudCredential $GlobalAdminAccount ` -Platform SecurityComplianceCenter $CurrentRule = Get-TargetResource @PSBoundParameters if (('Present' -eq $Ensure) -and ('Absent' -eq $CurrentRule.Ensure)) { $CreationParams = $PSBoundParameters $CreationParams.Remove("GlobalAdminAccount") $CreationParams.Remove("Ensure") New-RetentionComplianceRule @CreationParams } elseif (('Present' -eq $Ensure) -and ('Present' -eq $CurrentRule.Ensure)) { $CreationParams = $PSBoundParameters $CreationParams.Remove("GlobalAdminAccount") $CreationParams.Remove("Ensure") $CreationParams.Remove("Name") $CreationParams.Add("Identity", $Name) $CreationParams.Remove("Policy") Set-RetentionComplianceRule @CreationParams } elseif (('Absent' -eq $Ensure) -and ('Present' -eq $CurrentPolicy.Ensure)) { # If the Rule exists and it shouldn't, simply remove it; Remove-RetentionComplianceRule -Identity $Name } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter(Mandatory = $true)] [System.String] $Policy, [Parameter()] [System.String] $Comment, [Parameter()] [System.String[]] $ExcludedItemClasses, [Parameter()] [System.String] $RetentionDuration, [Parameter()] [ValidateSet("Days", "Months", "Years")] [System.String] $RetentionDurationDisplayHint = "Days", [Parameter()] [System.String] $ContentMatchQuery, [Parameter()] [ValidateSet("CreationAgeInDays", "ModificationAgeInDays")] [System.String] $ExpirationDateOption, [Parameter()] [ValidateSet("Delete", "Keep", "KeepAndDelete")] [System.String] $RetentionComplianceAction, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential] $GlobalAdminAccount ) Write-Verbose -Message "Testing configuration of RetentionComplianceRule for $Name" $CurrentValues = Get-TargetResource @PSBoundParameters Write-Verbose -Message "Target Values: $(Convert-M365DscHashtableToString -Hashtable $PSBoundParameters)" $ValuesToCheck = $PSBoundParameters $ValuesToCheck.Remove('GlobalAdminAccount') | Out-Null $TestResult = Test-Microsoft365DSCParameterState -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 ) $InformationPreference = 'Continue' #region Telemetry $data = [System.Collections.Generic.Dictionary[[String], [String]]]::new() $data.Add("Resource", $MyInvocation.MyCommand.ModuleName) $data.Add("Method", $MyInvocation.MyCommand) Add-M365DSCTelemetryEvent -Data $data #endregion Test-MSCloudLogin -CloudCredential $GlobalAdminAccount ` -Platform SecurityComplianceCenter ` -ErrorAction SilentlyContinue $organization = "" $principal = "" # Principal represents the "NetBios" name of the tenant (e.g. the M365DSC part of M365DSC.onmicrosoft.com) if ($GlobalAdminAccount.UserName.Contains("@")) { $organization = $GlobalAdminAccount.UserName.Split("@")[1] if ($organization.IndexOf(".") -gt 0) { $principal = $organization.Split(".")[0] } } $policies = Get-RetentionCompliancePolicy $j = 1 $content = '' $policiesLength = $policies.Length if ($null -eq $policiesLength) { $policiesLength = 1 } foreach ($policy in $policies) { $rules = Get-RetentionComplianceRule -Policy $policy.Name Write-Information " Policy [$j/$($policiesLength)] $($policy.Name)" $i = 1 $rulesLength = $rules.Length if ($null -eq $rulesLength) { $rulesLength = 1 } foreach ($rule in $rules) { Write-Information " [$i/$($rulesLength)] $($rule.Name)" $params = @{ GlobalAdminAccount = $GlobalAdminAccount Name = $rule.Name Policy = $rule.Policy } $result = Get-TargetResource @params $result.GlobalAdminAccount = Resolve-Credentials -UserName "globaladmin" if ([System.String]::IsNullOrEmpty($result.ExpirationDateOption)) { $result.Remove("ExpirationDateOption") } $content += " SCRetentionComplianceRule " + (New-GUID).ToString() + "`r`n" $content += " {`r`n" $partialContent = Get-DSCBlock -Params $result -ModulePath $PSScriptRoot $partialContent = Convert-DSCStringParamToVariable -DSCBlock $partialContent -ParameterName "GlobalAdminAccount" if ($partialContent.ToLower().Contains($organization.ToLower()) -or ` $partialContent.ToLower().Contains($principal.ToLower())) { $partialContent = $partialContent -ireplace [regex]::Escape("@" + $organization), "@`$(`$OrganizationName)" } $content += $partialContent $content += " }`r`n" $i++ } $j++ } return $content } Export-ModuleMember -Function *-TargetResource |