functions/Build-PolicyDocumentation.ps1
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function Build-PolicyDocumentation { [CmdletBinding()] param ( [Parameter(Mandatory = $false, HelpMessage = "Definitions folder path. Defaults to environment variable `$env:PAC_DEFINITIONS_FOLDER or './Definitions'.")] [string]$definitionsRootFolder, [Parameter(Mandatory = $false, HelpMessage = "Output Folder. Defaults to environment variable `$env:PAC_OUTPUT_FOLDER or './Outputs'.")] [string] $outputFolder, [Parameter(Mandatory = $false, HelpMessage = "Formats CSV multi-object cells to use new lines and saves it as UTF-8 with BOM - works only fro Excel in Windows. Default uses commas to separate array elements within a cell")] [switch] $windowsNewLineCells, [Parameter(Mandatory = $false, HelpMessage = "Set to false if used non-interactive")] [bool] $interactive = $true, [Parameter(Mandatory = $false, HelpMessage = "Suppresses prompt for confirmation of each file in interactive mode")] [switch] $suppressConfirmation ) # Dot Source Helper Scripts #region Initialize $InformationPreference = 'Continue' $globalSettings = Get-GlobalSettings -definitionsRootFolder $definitionsRootFolder -outputFolder $outputFolder $definitionsFolder = $globalSettings.policyDocumentationsFolder $pacEnvironments = $globalSettings.pacEnvironments $outputPath = "$($globalSettings.outputFolder)/PolicyDocumentation" if (-not (Test-Path $outputPath)) { New-Item $outputPath -Force -ItemType directory } # Caching information to optimize different outputs $cachedPolicyResourceDetails = @{} $cachedAssignmentsDetails = @{} $currentPacEnvironmentSelector = "" $pacEnvironment = $null #endregion Initialize Write-Information "" Write-Information "===================================================================================================" Write-Information "Reading documentation definitions in folder '$definitionsFolder'" Write-Information "===================================================================================================" $filesRaw = @() $filesRaw += Get-ChildItem -Path $definitionsFolder -Recurse -File -Filter "*.jsonc" $filesRaw += Get-ChildItem -Path $definitionsFolder -Recurse -File -Filter "*.json" $files = @() $files += ($filesRaw | Sort-Object -Property Name) if ($files.Length -gt 0) { Write-Information "Number of documentation definition files = $($files.Length)" } else { Write-Information "There aren't any documentation definition files in the folder provided!" } $processAllFiles = -not $interactive -or $suppressConfirmation -or $files.Length -eq 1 foreach ($file in $files) { Write-Information "" Write-Information "===================================================================================================" Write-Information "Reading and Processing '$($file.Name)'" Write-Information "===================================================================================================" $processThisFile = $processAllFiles if (-not $processAllFiles) { $title = "Process documentation definition file '$($file.Name)'" $message = "Do you want to process the file?" $yes = New-Object System.Management.Automation.Host.ChoiceDescription "&Yes", ` "Process the current file." $all = New-Object System.Management.Automation.Host.ChoiceDescription "&All", ` "Process remaining files files in folder '$definitionsFolder'." $skip = New-Object System.Management.Automation.Host.ChoiceDescription "&Skip", ` "Skip processing this file." $options = [System.Management.Automation.Host.ChoiceDescription[]]($yes, $skip, $all) $result = $Host.UI.PromptForChoice($title, $message, $options, 0) switch ($result) { 0 { $processThisFile = $true } 1 { $processThisFile = $false Write-Information "***************************************************************************************************" Write-Information "***************************************************************************************************" Write-Information "** Skipping file '$($file.Name)'" Write-Information "***************************************************************************************************" Write-Information "***************************************************************************************************" Write-Information "" Write-Information "" } 2 { $processThisFile = $true $processAllFiles = $true } } } if ($processThisFile) { $json = Get-Content -Path $file.FullName -Raw -ErrorAction Stop if (-not (Test-Json $json)) { Write-Error "The JSON file '$($file.Name)' is not valid." -ErrorAction Stop } $documentationSpec = $json | ConvertFrom-Json if (-not ($documentationSpec.documentAssignments -or $documentationSpec.documentPolicySets)) { Write-Error "JSON document must contain 'documentAssignments' and/or 'documentPolicySets' element(s)." -ErrorAction Stop } $documentPolicySets = $documentationSpec.documentPolicySets if ($documentPolicySets -and $documentPolicySets.Count -gt 0) { $pacEnvironment = $null foreach ($documentPolicySetEntry in $documentPolicySets) { $pacEnvironmentSelector = $documentPolicySetEntry.pacEnvironment if (-not $pacEnvironmentSelector) { Write-Error "documentPolicySet entry does not specify pacEnvironment." -ErrorAction Stop } $fileNameStem = $documentPolicySetEntry.fileNameStem if (-not $fileNameStem) { Write-Error "documentPolicySet entry does not specify fileNameStem." -ErrorAction Stop } $title = $documentPolicySetEntry.title if (-not $title) { Write-Error "documentPolicySet entry does not specify title." -ErrorAction Stop } if ($documentPolicySetEntry.initiatives) { Write-Error "Legacy field `"initiatives`" used, change to `"policySets`"." -ErrorAction Stop } $policySets = $documentPolicySetEntry.policySets if (-not $policySets -or $policySets.Count -eq 0) { Write-Error "documentPolicySet entry does not specify required policySets array entry." -ErrorAction Stop } $itemArrayList = [System.Collections.ArrayList]::new() if ($null -ne $policySets -and $policySets.Count -gt 0) { foreach ($policySet in $policySets) { $itemEntry = @{ shortName = $policySet.shortName itemId = $policySet.id policySetId = $policySet.id assignmentId = $null } $null = $itemArrayList.Add($itemEntry) } } else { Write-Error "documentPolicySet entry does not specify an policySets array or policySets array is empty" -ErrorAction Stop } $itemList = $itemArrayList.ToArray() $environmentColumnsInCsv = $documentPolicySetEntry.environmentColumnsInCsv if (-not $cachedPolicyResourceDetails.ContainsKey($pacEnvironmentSelector)) { if ($currentPacEnvironmentSelector -ne $pacEnvironmentSelector) { $currentPacEnvironmentSelector = $pacEnvironmentSelector $pacEnvironment = Switch-PacEnvironment ` -pacEnvironmentSelector $currentPacEnvironmentSelector ` -pacEnvironments $pacEnvironments ` -interactive $interactive } } # Retrieve Policies and PolicySets for current pacEnvironment from cache or from Azure $policyResourceDetails = Get-PolicyResourceDetails ` -pacEnvironmentSelector $pacEnvironmentSelector ` -pacEnvironment $pacEnvironment ` -cachedPolicyResourceDetails $cachedPolicyResourceDetails $policySetDetails = $policyResourceDetails.policySets $flatPolicyList = Convert-PolicySetsToFlatList ` -itemList $itemList ` -details $policySetDetails # Print documentation Out-PolicySetsDocumentationToFile ` -outputPath $outputPath ` -fileNameStem $fileNameStem ` -windowsNewLineCells:$windowsNewLineCells ` -title $title ` -itemList $itemList ` -environmentColumnsInCsv $environmentColumnsInCsv ` -policySetDetails $policySetDetails ` -flatPolicyList $flatPolicyList } } # Process instructions to document Assignments if ($documentationSpec.documentAssignments) { $documentAssignments = $documentationSpec.documentAssignments $environmentCategories = $documentAssignments.environmentCategories # Process assignments for every environmentCategory specified [hashtable] $assignmentsByEnvironment = @{} foreach ($environmentCategoryEntry in $environmentCategories) { if (-not $environmentCategoryEntry.pacEnvironment) { Write-Error "JSON document does not contain the required 'pacEnvironment' element." -ErrorAction Stop } # Load pacEnvironment $pacEnvironmentSelector = $environmentCategoryEntry.pacEnvironment if ($currentPacEnvironmentSelector -ne $pacEnvironmentSelector) { $currentPacEnvironmentSelector = $pacEnvironmentSelector $pacEnvironment = Switch-PacEnvironment ` -pacEnvironmentSelector $currentPacEnvironmentSelector ` -pacEnvironments $pacEnvironments ` -interactive $interactive } # Retrieve Policies and PolicySets for current pacEnvironment from cache or from Azure $policyResourceDetails = Get-PolicyResourceDetails ` -pacEnvironmentSelector $currentPacEnvironmentSelector ` -pacEnvironment $pacEnvironment ` -cachedPolicyResourceDetails $cachedPolicyResourceDetails # Retrieve assignments and process information or retrieve from cache is assignment previously processed $assignmentArray = $environmentCategoryEntry.representativeAssignments $itemList, $assignmentsDetails = Get-AssignmentsDetails ` -pacEnvironmentSelector $currentPacEnvironmentSelector ` -assignmentArray $assignmentArray ` -policyResourceDetails $policyResourceDetails ` -cachedAssignmentsDetails $cachedAssignmentsDetails # Flatten Policy lists in Assignments and reconcile the most restrictive effect for each Policy $flatPolicyList = Convert-PolicySetsToFlatList ` -itemList $itemList ` -details $assignmentsDetails # Store results of processing and flattening for use in document generation $null = $assignmentsByEnvironment.Add($environmentCategoryEntry.environmentCategory, @{ pacEnvironmentSelector = $currentPacEnvironmentSelector scopes = $environmentCategoryEntry.scopes itemList = $itemList assignmentsDetails = $assignmentsDetails flatPolicyList = $flatPolicyList } ) } # Build documents $documentationSpecifications = $documentAssignments.documentationSpecifications foreach ($documentationSpecification in $documentationSpecifications) { $documentationType = $documentationSpecification.type if ($null -ne $documentationType) { Write-Information "Field documentationType ($($documentationType)) is deprecated" } Out-PolicyAssignmentDocumentationToFile ` -outputPath $outputPath ` -windowsNewLineCells:$windowsNewLineCells ` -documentationSpecification $documentationSpecification ` -assignmentsByEnvironment $assignmentsByEnvironment } } } } } |