DSCResources/MSFT_EXOAntiPhishRule/MSFT_EXOAntiPhishRule.psm1
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function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $Identity, [Parameter(Mandatory = $true)] [System.String] $AntiPhishPolicy, [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] $GlobalAdminAccount, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword ) Write-Verbose -Message "Getting configuration of AntiPhishRule for $Identity" if ($Global:CurrentModeIsExport) { $ConnectionMode = New-M365DSCConnection -Platform 'ExchangeOnline' ` -InboundParameters $PSBoundParameters ` -SkipModuleReload $true } else { $ConnectionMode = New-M365DSCConnection -Platform 'ExchangeOnline' ` -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 $nullReturn.Ensure = "Absent" try { Write-Verbose -Message "Global ExchangeOnlineSession status:" Write-Verbose -Message "$( Get-PSSession -ErrorAction SilentlyContinue | Where-Object -FilterScript { $_.Name -eq 'ExchangeOnline' } | Out-String)" try { $AntiPhishRules = Get-AntiPhishRule -ErrorAction SilentlyContinue } catch { New-M365DSCLogEntry -Error $_ -Message "Couldn't get AntiPhishRules" -Source $MyInvocation.MyCommand.ModuleName } if ($null -ne $AntiPhishRules) { $AntiPhishRule = $AntiPhishRules | Where-Object -FilterScript { $_.Identity -eq $Identity } if ($null -eq $AntiPhishRule) { Write-Verbose -Message "AntiPhishRule $Identity does not exist." return $nullReturn } else { $result = @{ Identity = $Identity AntiPhishPolicy = $AntiPhishRule.AntiPhishPolicy Comments = $AntiPhishRule.Comments Enabled = $AntiPhishRule.RuleEnabled ExceptIfRecipientDomainIs = $AntiPhishRule.ExceptIfRecipientDomainIs ExceptIfSentTo = $AntiPhishRule.ExceptIfSentTo ExceptIfSentToMemberOf = $AntiPhishRule.ExceptIfSentToMemberOf Priority = $AntiPhishRule.Priority RecipientDomainIs = $AntiPhishRule.RecipientDomainIs SentTo = $AntiPhishRule.SentTo SentToMemberOf = $AntiPhishRule.SentToMemberOf Ensure = 'Present' GlobalAdminAccount = $GlobalAdminAccount ApplicationId = $ApplicationId CertificateThumbprint = $CertificateThumbprint CertificatePath = $CertificatePath CertificatePassword = $CertificatePassword TenantId = $TenantId } if ('Enabled' -eq $AntiPhishRule.State) { # Accounts for Get-AntiPhishRule returning 'State' instead of 'Enabled' used by New/Set $result.Enabled = $true } Write-Verbose -Message "Found AntiPhishRule $Identity" Write-Verbose -Message "Get-TargetResource Result: `n $(Convert-M365DscHashtableToString -Hashtable $result)" return $result } } else { Write-Verbose -Message "AntiPhishRule $Identity does not exist." return $nullReturn } } 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] $Identity, [Parameter(Mandatory = $true)] [System.String] $AntiPhishPolicy, [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] $GlobalAdminAccount, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword ) Write-Verbose -Message "Setting configuration of AntiPhishRule for $Identity" #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 $ConnectionMode = New-M365DSCConnection -Platform 'ExchangeOnline' ` -InboundParameters $PSBoundParameters # Make sure that the associated Policy exists; $AssociatedPolicy = Get-AntiPhishPolicy -Identity $AntiPhishPolicy -ErrorAction 'SilentlyContinue' if ($null -eq $AssociatedPolicy) { throw "Error attempting to create EXOAntiPhishRule {$Identity}. The specified AntiPhishPolicy {$AntiPhishPolicy} " + ` "doesn't exist. Make sure you either create it first or specify a valid policy." } $CurrentValues = Get-TargetResource @PSBoundParameters if ($Ensure -eq 'Present' -and $CurrentValues.Ensure -eq 'Absent') { $CreationParams = [System.Collections.Hashtable]($PSBoundParameters) $CreationParams.Remove("Ensure") | Out-Null $CreationParams.Remove("GlobalAdminAccount") | Out-Null $CreationParams.Add("Name", $Identity) | Out-Null $CreationParams.Remove("Identity") | Out-Null $CreationParams.Remove('ApplicationId') | Out-Null $CreationParams.Remove('TenantId') | Out-Null $CreationParams.Remove('CertificateThumbprint') | Out-Null $CreationParams.Remove('CertificatePath') | Out-Null $CreationParams.Remove('CertificatePassword') | Out-Null # New-AntiPhishRule has the Enabled parameter, Set-AntiPhishRule does not. # There doesn't appear to be any way to change the Enabled state of a rule once created. if ($CurrentValues.State -eq 'Disabled') { Write-Verbose -Message "AntiPhishRule {$Identity} already exists but is disabled, we need to delete it first. Deleting Rule" Remove-AntiphishRule -Identity $Identity -Confirm:$false } Write-Verbose -Message "Creating AntiPhishRule {$Identity}" New-AntiPhishRule @CreationParams } elseif ($Ensure -eq 'Present' -and $CurrentValues.Ensure -eq 'Present') { $UpdateParams = $PSBoundParameters $UpdateParams.Remove("Ensure") | Out-Null $UpdateParams.Remove("GlobalAdminAccount") | Out-Null $UpdateParams.Remove("Enabled") | Out-Null $UpdateParams.Remove('ApplicationId') | Out-Null $UpdateParams.Remove('TenantId') | Out-Null $UpdateParams.Remove('CertificateThumbprint') | Out-Null $UpdateParams.Remove('CertificatePath') | Out-Null $UpdateParams.Remove('CertificatePassword') | Out-Null # Check to see if the specified policy already has the rule assigned; $existingRule = Get-AntiPhishRule | Where-Object -FilterScript { $_.AntiPhishPolicy -eq $AntiPhishPolicy } if ($null -ne $existingRule) { # The rule is already assigned to the policy, do try to update the AntiPhishPolicy parameter; $UpdateParams.Remove("AntiPhishPolicy") | Out-Null } Write-Verbose -Message "Updating AntiPhishRule {$Identity}." Set-AntiPhishRule @UpdateParams } if ($Ensure -eq 'Absent' -and $CurrentValues.Ensure -eq 'Present') { Write-Verbose -Message "Removing AntiPhishRule [$Identity]" Remove-AntiPhishRule -Identity $Identity -Confirm:$false } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $Identity, [Parameter(Mandatory = $true)] [System.String] $AntiPhishPolicy, [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] $GlobalAdminAccount, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword ) #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 AntiPhishRule 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('GlobalAdminAccount') | Out-Null $ValuesToCheck.Remove('ApplicationId') | Out-Null $ValuesToCheck.Remove('TenantId') | Out-Null $ValuesToCheck.Remove('CertificateThumbprint') | Out-Null $ValuesToCheck.Remove('CertificatePath') | Out-Null $ValuesToCheck.Remove('CertificatePassword') | Out-Null if ($null -eq $PSBoundParameters.Enabled) { Write-Verbose "Removing Enabled from the list of Parameters to Test" $ValuesToCheck.Remove("Enabled") | 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] $GlobalAdminAccount, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [System.String] $CertificatePath, [Parameter()] [System.Management.Automation.PSCredential] $CertificatePassword ) $ConnectionMode = New-M365DSCConnection -Platform 'ExchangeOnline' ` -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 { $AntiPhishRules = Get-AntiphishRule -ErrorAction Stop $dscContent = "" if ($AntiPhishRules.Length -eq 0) { Write-Host $Global:M365DSCEmojiGreenCheckMark } else { Write-Host "`r`n" -NoNewline } $i = 1 foreach ($Rule in $AntiPhishRules) { Write-Host " |---[$i/$($AntiPhishRules.Length)] $($Rule.Identity)" -NoNewline $Params = @{ Identity = $Rule.Identity AntiPhishPolicy = $Rule.AntiPhishPolicy GlobalAdminAccount = $GlobalAdminAccount ApplicationId = $ApplicationId TenantId = $TenantId CertificateThumbprint = $CertificateThumbprint CertificatePassword = $CertificatePassword CertificatePath = $CertificatePath } $Results = Get-TargetResource @Params $Results = Update-M365DSCExportAuthenticationResults -ConnectionMode $ConnectionMode ` -Results $Results $currentDSCBlock = Get-M365DSCExportContentForResource -ResourceName $ResourceName ` -ConnectionMode $ConnectionMode ` -ModulePath $PSScriptRoot ` -Results $Results ` -GlobalAdminAccount $GlobalAdminAccount $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 "" } } Export-ModuleMember -Function *-TargetResource |