DSCResources/MSFT_AADNetworkAccessForwardingPolicy/MSFT_AADNetworkAccessForwardingPolicy.psm1
function Get-TargetResource { [CmdletBinding()] [OutputType([System.Collections.Hashtable])] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance[]] $PolicyRules, [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity, [Parameter()] [System.String[]] $AccessTokens ) New-M365DSCConnection -Workload 'MicrosoftGraph' ` -InboundParameters $PSBoundParameters | Out-Null #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 $nullResult = $PSBoundParameters try { if ($null -ne $Script:exportedInstances -and $Script:ExportMode) { $instance = $Script:exportedInstances | Where-Object -FilterScript {$_.Name -eq $Name} } else { $instance = Get-MgBetaNetworkAccessForwardingPolicy -Expand * -ErrorAction SilentlyContinue | Where-Object { $_.Name -eq $Name } } if ($null -eq $instance) { throw "Could not retrieve the Forwarding Policy with name: $Name" } $complexPolicyRules = Get-MicrosoftGraphNetworkAccessForwardingPolicyRules -PolicyRules $instance.PolicyRules $results = @{ Name = $instance.name PolicyRules = $complexPolicyRules Credential = $Credential ApplicationId = $ApplicationId TenantId = $TenantId CertificateThumbprint = $CertificateThumbprint ManagedIdentity = $ManagedIdentity.IsPresent AccessTokens = $AccessTokens } return [System.Collections.Hashtable] $results } catch { Write-Verbose -Message $_ New-M365DSCLogEntry -Message 'Error retrieving data:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential return $nullResult } } function Set-TargetResource { [CmdletBinding()] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance[]] $PolicyRules, [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity, [Parameter()] [System.String[]] $AccessTokens ) #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 $setParameters = Remove-M365DSCAuthenticationParameter -BoundParameters $PSBoundParameters $currentPolicy = Get-MgBetaNetworkAccessForwardingPolicy -Expand * -ErrorAction SilentlyContinue | Where-Object { $_.Name -eq $setParameters.Name } if ($Name -eq "Custom Bypass") { foreach ($rule in $currentPolicy.PolicyRules) { Remove-MgBetaNetworkAccessForwardingPolicyRule -ForwardingPolicyId $currentPolicy.Id -PolicyRuleId $rule.Id } foreach ($rule in $setParameters.PolicyRules) { $complexDestinations = @() foreach ($destination in $rule.Destinations) { $complexDestinations += @{ "@odata.type" = "#microsoft.graph.networkaccess." + $rule.RuleType value = $destination } } $params = @{ "@odata.type" = "#microsoft.graph.networkaccess.internetAccessForwardingRule" name = $rule.Name action = $rule.ActionValue ruleType = $rule.RuleType ports = ($rule.Ports | ForEach-Object { $_.ToString() }) protocol = $rule.Protocol destinations = $complexDestinations } New-MgBetaNetworkAccessForwardingPolicyRule -ForwardingPolicyId $currentPolicy.Id -BodyParameter $params } } elseif ($currentPolicy.TrafficForwardingType -eq "m365") { $rulesParam = @() foreach ($desiredRule in $setParameters.PolicyRules) { $desiredRuleHashtable = Convert-M365DSCDRGComplexTypeToHashtable $desiredRule $desiredRuleHashtable.Remove('actionValue') $testResult = $false foreach ($currentRule in $currentPolicy.PolicyRules) { $currentRuleHashtable = Get-MicrosoftGraphNetworkAccessForwardingPolicyRules -PolicyRules @($currentRule) $currentRuleHashtable.Remove('ActionValue'); $testResult = Compare-M365DSCComplexObject ` -Source ($currentRuleHashtable) ` -Target ($desiredRuleHashtable) if ($testResult) { Write-Verbose "Updating: $($currentRule.Name), $($currentRule.Id)" $rulesParam += @{ ruleId = $currentRule.Id action = $desiredRule.ActionValue } break } } if($testResult -eq $false){ Write-Verbose "Could not find rule with the given specification: $(Convert-M365DscHashtableToString -Hashtable $desiredRuleHashtable), skipping set for this." } } $updateParams = @{ rules = $rulesParam } Invoke-MgGraphRequest -Uri $Global:MSCloudLoginConnectionProfile.MicrosoftGraph.ResourceUrl + "beta/networkAccess/forwardingPolicies/$($currentPolicy.ID)/updatePolicyRules" -Method Post -Body $updateParams } else { Write-Verbose "Can not modify the list of poilicy rules for the forwarding policy with name: $($setParameters.Name)" } } function Test-TargetResource { [CmdletBinding()] [OutputType([System.Boolean])] param ( [Parameter(Mandatory = $true)] [System.String] $Name, [Parameter()] [Microsoft.Management.Infrastructure.CimInstance[]] $PolicyRules, [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity, [Parameter()] [System.String[]] $AccessTokens ) #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 $testTargetResource = $true $CurrentValues = Get-TargetResource @PSBoundParameters $ValuesToCheck = ([Hashtable]$PSBoundParameters).Clone() #Compare Cim instances foreach ($key in $PSBoundParameters.Keys) { $source = $PSBoundParameters.$key $target = $CurrentValues.$key if ($null -ne $source -and $source.GetType().Name -like '*CimInstance*') { $testResult = Compare-M365DSCComplexObject ` -Source ($source) ` -Target ($target) if (-not $testResult) { $testTargetResource = $false } else { $ValuesToCheck.Remove($key) | Out-Null } } } Write-Verbose -Message "Current Values: $(Convert-M365DscHashtableToString -Hashtable $CurrentValues)" Write-Verbose -Message "Target Values: $(Convert-M365DscHashtableToString -Hashtable $PSBoundParameters)" $TestResult = Test-M365DSCParameterState -CurrentValues $CurrentValues ` -Source $($MyInvocation.MyCommand.Source) ` -DesiredValues $PSBoundParameters ` -ValuesToCheck $ValuesToCheck.Keys ` -IncludedDrifts $driftedParams if(-not $TestResult) { $testTargetResource = $false } Write-Verbose -Message "Test-TargetResource returned $testTargetResource" return $testTargetResource } function Export-TargetResource { [CmdletBinding()] [OutputType([System.String])] param ( [Parameter()] [System.Management.Automation.PSCredential] $Credential, [Parameter()] [System.String] $ApplicationId, [Parameter()] [System.String] $TenantId, [Parameter()] [System.Management.Automation.PSCredential] $ApplicationSecret, [Parameter()] [System.String] $CertificateThumbprint, [Parameter()] [Switch] $ManagedIdentity, [Parameter()] [System.String[]] $AccessTokens ) $ConnectionMode = New-M365DSCConnection -Workload 'MicrosoftGraph' ` -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 try { $Script:ExportMode = $true [array] $Script:exportedInstances = Get-MgBetaNetworkAccessForwardingPolicy -Expand * -ErrorAction Stop $i = 1 $dscContent = '' if ($Script:exportedInstances.Length -eq 0) { Write-Host $Global:M365DSCEmojiGreenCheckMark } else { Write-Host "`r`n" -NoNewline } foreach ($config in $Script:exportedInstances) { if ($null -ne $Global:M365DSCExportResourceInstancesCount) { $Global:M365DSCExportResourceInstancesCount++ } $displayedKey = $config.Name Write-Host " |---[$i/$($Script:exportedInstances.Count)] $displayedKey" -NoNewline $params = @{ Name = $config.Name Credential = $Credential ApplicationId = $ApplicationId TenantId = $TenantId CertificateThumbprint = $CertificateThumbprint ManagedIdentity = $ManagedIdentity.IsPresent AccessTokens = $AccessTokens } $Results = Get-TargetResource @Params $Results = Update-M365DSCExportAuthenticationResults -ConnectionMode $ConnectionMode ` -Results $Results if ($null -ne $Results.PolicyRules) { $Results.PolicyRules = Get-MicrosoftGraphNetworkAccessForwardingPolicyRulesAsString -PolicyRules $Results.PolicyRules } $currentDSCBlock = Get-M365DSCExportContentForResource -ResourceName $ResourceName ` -ConnectionMode $ConnectionMode ` -ModulePath $PSScriptRoot ` -Results $Results ` -Credential $Credential if ($null -ne $Results.PolicyRules) { $currentDSCBlock = Convert-DSCStringParamToVariable -DSCBlock $currentDSCBlock ` -ParameterName 'PolicyRules' } $dscContent += $currentDSCBlock Save-M365DSCPartialExport -Content $currentDSCBlock ` -FileName $Global:PartialExportFileName $i++ Write-Host $Global:M365DSCEmojiGreenCheckMark } return $dscContent } catch { Write-Host $Global:M365DSCEmojiRedX New-M365DSCLogEntry -Message 'Error during Export:' ` -Exception $_ ` -Source $($MyInvocation.MyCommand.Source) ` -TenantId $TenantId ` -Credential $Credential return '' } } function Get-MicrosoftGraphNetworkAccessForwardingPolicyRules { [CmdletBinding()] [OutputType([System.Collections.ArrayList])] param( [Parameter(Mandatory = $true)] [System.Collections.ArrayList] $PolicyRules ) $newPolicyRules = @() foreach ($rule in $PolicyRules) { $destinations = @() foreach ($destination in $rule.AdditionalProperties.destinations) { $destinations += $destination.value } $newPolicyRules += @{ Name = $rule.Name ActionValue = $rule.AdditionalProperties.action RuleType = $rule.AdditionalProperties.ruleType Ports = $rule.AdditionalProperties.ports Protocol = $rule.AdditionalProperties.protocol Destinations = $destinations } } return $newPolicyRules } function Get-MicrosoftGraphNetworkAccessForwardingPolicyRulesAsString { [CmdletBinding()] [OutputType([System.String])] param( [Parameter(Mandatory = $true)] [System.Collections.ArrayList] $PolicyRules ) $StringContent = [System.Text.StringBuilder]::new() $StringContent.Append('@(') | Out-Null foreach ($rule in $PolicyRules) { $StringContent.Append("`n MSFT_MicrosoftGraphNetworkAccessForwardingPolicyRule {`r`n") | Out-Null $StringContent.Append(" Name = '" + $rule.Name + "'`r`n") | Out-Null $StringContent.Append(" ActionValue = '" + $rule.ActionValue + "'`r`n") | Out-Null $StringContent.Append(" RuleType = '" + $rule.RuleType + "'`r`n") | Out-Null $StringContent.Append(" Protocol = '" + $rule.Protocol + "'`r`n") | Out-Null $StringContent.Append(" Ports = @(" + $($rule.Ports -join ", ") + ")`r`n") | Out-Null $StringContent.Append(" Destinations = @(" + $(($rule.Destinations | ForEach-Object { "'$_'" }) -join ", ") + ")`r`n") | Out-Null $StringContent.Append(" }`r`n") | Out-Null } $StringContent.Append(' )') | Out-Null return $StringContent.ToString() } Export-ModuleMember -Function *-TargetResource |