DSCResources/MSFT_EXOSafeLinksRule/MSFT_EXOSafeLinksRule.psm1
function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $Identity, [Parameter(Mandatory = $true)] [System.String] $SafeLinksPolicy, [Parameter()] [System.String] $Comments, [Parameter()] [System.Boolean] $Enabled = $true, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter()] [System.String[]] $ExceptIfRecipientDomainIs = @(), [Parameter()] [System.String[]] $ExceptIfSentTo = @(), [Parameter()] [System.String[]] $ExceptIfSentToMemberOf = @(), [Parameter()] [uint32] $Priority, [Parameter()] [System.String[]] $RecipientDomainIs = @(), [Parameter()] [System.String[]] $SentTo = @(), [Parameter()] [System.String[]] $SentToMemberOf = @(), [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword, [Parameter()] [Switch] $ManagedIdentity ) Write-Verbose -Message "Setting configuration of SafeLinksRule for $Identity" if ($Global:CurrentModeIsExport) { $ConnectionMode = New-M365DSCConnection -Workload 'ExchangeOnline' ` -InboundParameters $PSBoundParameters ` -SkipModuleReload $true } else { $ConnectionMode = New-M365DSCConnection -Workload 'ExchangeOnline' ` -InboundParameters $PSBoundParameters } #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 = $PSBoundParameters $nullReturn.Ensure = 'Absent' try { $SafeLinksRules = Get-SafeLinksRule -ErrorAction Stop $SafeLinksRule = $SafeLinksRules | Where-Object -FilterScript { $_.Identity -eq $Identity } if (-not $SafeLinksRule) { Write-Verbose -Message "SafeLinksRule $($Identity) does not exist." return $nullReturn } else { $result = @{ Identity = $SafeLinksRule.Identity SafeLinksPolicy = $SafeLinksRule.SafeLinksPolicy Comments = $SafeLinksRule.Comments Enabled = $true ExceptIfRecipientDomainIs = $SafeLinksRule.ExceptIfRecipientDomainIs ExceptIfSentTo = $SafeLinksRule.ExceptIfSentTo ExceptIfSentToMemberOf = $SafeLinksRule.ExceptIfSentToMemberOf Priority = $SafeLinksRule.Priority RecipientDomainIs = $SafeLinksRule.RecipientDomainIs SentTo = $SafeLinksRule.SentTo SentToMemberOf = $SafeLinksRule.SentToMemberOf Credential = $Credential Ensure = 'Present' ApplicationId = $ApplicationId CertificateThumbprint = $CertificateThumbprint CertificatePath = $CertificatePath CertificatePassword = $CertificatePassword Managedidentity = $ManagedIdentity.IsPresent TenantId = $TenantId } if ('Enabled' -eq $SafeLinksRule.State) { # Accounts for Get-SafeLinksRule returning 'State' instead of 'Enabled' used by New/Set $result.Enabled = $true } else { $result.Enabled = $false } Write-Verbose -Message "Found SafeLinksRule $($Identity)" Write-Verbose -Message "Get-TargetResource Result: `n $(Convert-M365DscHashtableToString -Hashtable $result)" return $result } } catch { New-M365DSCLogEntry -Message 'Error retrieving data:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential return $nullReturn } } function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $Identity, [Parameter(Mandatory = $true)] [System.String] $SafeLinksPolicy, [Parameter()] [System.String] $Comments, [Parameter()] [System.Boolean] $Enabled = $true, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter()] [System.String[]] $ExceptIfRecipientDomainIs = @(), [Parameter()] [System.String[]] $ExceptIfSentTo = @(), [Parameter()] [System.String[]] $ExceptIfSentToMemberOf = @(), [Parameter()] [uint32] $Priority, [Parameter()] [System.String[]] $RecipientDomainIs = @(), [Parameter()] [System.String[]] $SentTo = @(), [Parameter()] [System.String[]] $SentToMemberOf = @(), [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword, [Parameter()] [Switch] $ManagedIdentity ) Write-Verbose -Message "Setting configuration of SafeLinksRule for $Identity" #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 'ExchangeOnline' ` -InboundParameters $PSBoundParameters $SafeLinksRules = Get-SafeLinksRule $SafeLinksRule = $SafeLinksRules | Where-Object -FilterScript { $_.Identity -eq $Identity } $SafeLinksRuleParams = [System.Collections.Hashtable]($PSBoundParameters) $SafeLinksRuleParams.Remove('Ensure') | Out-Null $SafeLinksRuleParams.Remove('Credential') | Out-Null $SafeLinksRuleParams.Remove('ApplicationId') | Out-Null $SafeLinksRuleParams.Remove('TenantId') | Out-Null $SafeLinksRuleParams.Remove('CertificateThumbprint') | Out-Null $SafeLinksRuleParams.Remove('CertificatePath') | Out-Null $SafeLinksRuleParams.Remove('CertificatePassword') | Out-Null $SafeLinksRuleParams.Remove('ManagedIdentity') | Out-Null if (('Present' -eq $Ensure ) -and (-not $SafeLinksRule)) { New-EXOSafeLinksRule -SafeLinksRuleParams $PSBoundParameters } if (('Present' -eq $Ensure ) -and ($SafeLinksRule)) { if ($PSBoundParameters.Enabled -and ('Disabled' -eq $SafeLinksRule.State)) { # New-SafeLinksRule has the Enabled parameter, Set-SafeLinksRule does not. # There doesn't appear to be any way to change the Enabled state of a rule once created. Write-Verbose -Message "Removing SafeLinksRule $($Identity) in order to change Enabled state." Remove-SafeLinksRule -Identity $Identity -Confirm:$false New-EXOSafeLinksRule -SafeLinksRuleParams $PSBoundParameters } else { if ($SafeLinksRuleParams.SafeLinksPolicy -ne $SafeLinksRule.SafeLinksPolicy) { Set-EXOSafeLinksRule -SafeLinksRuleParams $SafeLinksRuleParams } else { $SafeLinksRuleParams.Remove('SafeLinksPolicy') Set-EXOSafeLinksRule -SafeLinksRuleParams $SafeLinksRuleParams } } } if (('Absent' -eq $Ensure ) -and ($SafeLinksRule)) { Write-Verbose -Message "Removing SafeLinksRule $($Identity)" Remove-SafeLinksRule -Identity $Identity -Confirm:$false } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $Identity, [Parameter(Mandatory = $true)] [System.String] $SafeLinksPolicy, [Parameter()] [System.String] $Comments, [Parameter()] [System.Boolean] $Enabled = $true, [Parameter()] [ValidateSet('Present', 'Absent')] [System.String] $Ensure = 'Present', [Parameter()] [System.String[]] $ExceptIfRecipientDomainIs = @(), [Parameter()] [System.String[]] $ExceptIfSentTo = @(), [Parameter()] [System.String[]] $ExceptIfSentToMemberOf = @(), [Parameter()] [uint32] $Priority, [Parameter()] [System.String[]] $RecipientDomainIs = @(), [Parameter()] [System.String[]] $SentTo = @(), [Parameter()] [System.String[]] $SentToMemberOf = @(), [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword, [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 Write-Verbose -Message "Testing configuration of SafeLinksRule for $Identity" $CurrentValues = Get-TargetResource @PSBoundParameters Write-Verbose -Message "Current Values: $(Convert-M365DscHashtableToString -Hashtable $CurrentValues)" Write-Verbose -Message "Target Values: $(Convert-M365DscHashtableToString -Hashtable $PSBoundParameters)" $ValuesToCheck = $PSBoundParameters $ValuesToCheck.Remove('Credential') | Out-Null $ValuesToCheck.Remove('ApplicationId') | Out-Null $ValuesToCheck.Remove('TenantId') | Out-Null $ValuesToCheck.Remove('CertificateThumbprint') | Out-Null $ValuesToCheck.Remove('CertificatePath') | Out-Null $ValuesToCheck.Remove('CertificatePassword') | 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.String] $CertificateThumbprint, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword, [Parameter()] [Switch] $ManagedIdentity ) $ConnectionMode = New-M365DSCConnection -Workload 'ExchangeOnline' ` -InboundParameters $PSBoundParameters ` -SkipModuleReload $true #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 $dscContent = '' try { if (Confirm-ImportedCmdletIsAvailable -CmdletName Get-SafeLinksRule) { [array]$SafeLinksRules = Get-SafeLinksRule -ErrorAction Stop if ($SafeLinksRules.Length -eq 0) { Write-Host $Global:M365DSCEmojiGreenCheckMark } else { Write-Host "`r`n" -NoNewline } $i = 1 foreach ($SafeLinksRule in $SafeLinksRules) { Write-Host " |---[$i/$($SafeLinksRules.Length)] $($SafeLinksRule.Identity)" -NoNewline $Params = @{ Identity = $SafeLinksRule.Identity SafeLinksPolicy = $SafeLinksRule.SafeLinksPolicy Credential = $Credential ApplicationId = $ApplicationId TenantId = $TenantId CertificateThumbprint = $CertificateThumbprint CertificatePassword = $CertificatePassword Managedidentity = $ManagedIdentity.IsPresent CertificatePath = $CertificatePath } $Results = Get-TargetResource @Params $Results = Update-M365DSCExportAuthenticationResults -ConnectionMode $ConnectionMode ` -Results $Results $currentDSCBlock = Get-M365DSCExportContentForResource -ResourceName $ResourceName ` -ConnectionMode $ConnectionMode ` -ModulePath $PSScriptRoot ` -Results $Results ` -Credential $Credential $dscContent += $currentDSCBlock Save-M365DSCPartialExport -Content $currentDSCBlock ` -FileName $Global:PartialExportFileName Write-Host $Global:M365DSCEmojiGreenCheckMark $i++ } } else { Write-Host "`r`n $($Global:M365DSCEmojiYellowCircle) The current tenant is not registered to allow for Safe Links Rules." } return $dscContent } catch { Write-Host $Global:M365DSCEmojiRedX New-M365DSCLogEntry -Message 'Error during Export:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential return '' } } Export-ModuleMember -Function *-TargetResource |