Files
GPOZaurr/Public/Invoke-GPOZaurrContent.ps1
T
2021-05-17 23:14:16 +02:00

268 lines
14 KiB
PowerShell

function Invoke-GPOZaurrContent {
[alias('Find-GPO')]
[cmdletBinding(DefaultParameterSetName = 'Default')]
param(
[Parameter(ParameterSetName = 'Default')][alias('ForestName')][string] $Forest,
[Parameter(ParameterSetName = 'Default')][string[]] $ExcludeDomains,
[Parameter(ParameterSetName = 'Default')][alias('Domain', 'Domains')][string[]] $IncludeDomains,
[Parameter(ParameterSetName = 'Default')][System.Collections.IDictionary] $ExtendedForestInformation,
[Parameter(ParameterSetName = 'Local')][string] $GPOPath,
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[string[]] $Type,
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[string] $Splitter = [System.Environment]::NewLine,
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[switch] $FullObjects,
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[ValidateSet('HTML', 'Object')][string[]] $OutputType = 'Object',
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[string] $OutputPath,
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[switch] $Open,
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[switch] $Online,
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[switch] $CategoriesOnly,
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[switch] $SingleObject,
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[switch] $SkipNormalize,
[Parameter(ParameterSetName = 'Default')]
[Parameter(ParameterSetName = 'Local')]
[switch] $SkipCleanup,
[switch] $Extended
)
if ($Type.Count -eq 0) {
$Type = $Script:GPODitionary.Keys
}
if ($GPOPath) {
Write-Verbose "Invoke-GPOZaurrContent - Reading GPOs from $GPOPath"
if (Test-Path -LiteralPath $GPOPath) {
$GPOFiles = Get-ChildItem -LiteralPath $GPOPath -Recurse -File -Filter *.xml
[Array] $GPOs = foreach ($File in $GPOFiles) {
if ($File.Name -ne 'GPOList.xml') {
try {
[xml] $GPORead = Get-Content -LiteralPath $File.FullName
} catch {
Write-Warning "Invoke-GPOZaurrContent - Couldn't process $($File.FullName) error: $($_.Exception.message)"
continue
}
[PSCustomObject] @{
DisplayName = $GPORead.GPO.Name
DomainName = $GPORead.GPO.Identifier.Domain.'#text'
GUID = $GPORead.GPO.Identifier.Identifier.'#text' -replace '{' -replace '}'
GPOOutput = $GPORead
}
}
}
} else {
Write-Warning "Invoke-GPOZaurrContent - $GPOPath doesn't exists."
return
}
} else {
Write-Verbose "Invoke-GPOZaurrContent - Query AD for GPOs"
[Array] $GPOs = Get-GPOZaurrAD -Forest $Forest -IncludeDomains $IncludeDomains -ExcludeDomains $ExcludeDomains -ExtendedForestInformation $ExtendedForestInformation
}
# This caches single reports.
$TemporaryCachedSingleReports = [ordered] @{}
$TemporaryCachedSingleReports['ReportsSingle'] = [ordered] @{}
# This will be returned
$Output = [ordered] @{}
$Output['Reports'] = [ordered] @{}
$Output['CategoriesFull'] = [ordered] @{}
Write-Verbose "Invoke-GPOZaurrContent - Loading GPO Report to Categories"
$CountGPO = 0
[Array] $GPOCategories = foreach ($GPO in $GPOs) {
$CountGPO++
Write-Verbose "Invoke-GPOZaurrContent - Processing [$CountGPO/$($GPOs.Count)] $($GPO.DisplayName)"
if ($GPOPath) {
$GPOOutput = $GPO.GPOOutput
} else {
[xml] $GPOOutput = Get-GPOReport -Guid $GPO.GUID -Domain $GPO.DomainName -ReportType Xml
}
Get-GPOCategories -GPO $GPO -GPOOutput $GPOOutput.GPO -Splitter $Splitter -FullObjects:$FullObjects -CachedCategories $Output['CategoriesFull']
}
$Output['Categories'] = $GPOCategories | Select-Object -Property * -ExcludeProperty DataSet
if ($CategoriesOnly) {
# Return Categories only
return $Output['Categories']
}
# We check our dictionary for reports that are based on reports to make sure we run CodeSingle separatly
[Array] $FindRequiredSingle = foreach ($Key in $Script:GPODitionary.Keys) {
$Script:GPODitionary[$Key].ByReports.Report
}
# Build reports based on categories
if ($Output['CategoriesFull'].Count -gt 0) {
foreach ($Report in $Type) {
Write-Verbose "Invoke-GPOZaurrContent - Processing report type $Report"
foreach ($CategoryType in $Script:GPODitionary[$Report].Types) {
$Category = $CategoryType.Category
$Settings = $CategoryType.Settings
# Those are checks for making sure we have data to be even able to process it
if (-not $Output['CategoriesFull'][$Category]) {
continue
}
if (-not $Output['CategoriesFull'][$Category][$Settings]) {
continue
}
# Translation
$CategorizedGPO = $Output['CategoriesFull'][$Category][$Settings]
foreach ($GPO in $CategorizedGPO) {
if (-not $Output['Reports'][$Report]) {
$Output['Reports'][$Report] = [System.Collections.Generic.List[PSCustomObject]]::new()
}
# Create temporary storage for "single gpo" reports
# it's required if we want to base reports on other reports later on
if (-not $TemporaryCachedSingleReports['ReportsSingle'][$Report]) {
$TemporaryCachedSingleReports['ReportsSingle'][$Report] = [System.Collections.Generic.List[PSCustomObject]]::new()
}
# Make sure translated gpo is null
$TranslatedGpo = $null
if ($SingleObject -or ($Report -in $FindRequiredSingle)) {
# We either create 1 GPO with multiple settings to return it as user requested it
# Or we process it only because we need to base it for reports based on other reports
if (-not $Script:GPODitionary[$Report]['CodeSingle']) {
# sometimes code and code single are identical. To not define things two times, one can just skip it
If ($Script:GPODitionary[$Report]['Code']) {
$Script:GPODitionary[$Report]['CodeSingle'] = $Script:GPODitionary[$Report]['Code']
}
}
if ($Script:GPODitionary[$Report]['CodeSingle']) {
#Write-Verbose "Invoke-GPOZaurrContent - Processing $Report single entry mode"
$TranslatedGpo = Invoke-Command -ScriptBlock $Script:GPODitionary[$Report]['CodeSingle']
if ($Report -in $FindRequiredSingle) {
foreach ($T in $TranslatedGpo) {
$TemporaryCachedSingleReports['ReportsSingle'][$Report].Add($T)
}
}
if ($SingleObject) {
foreach ($T in $TranslatedGpo) {
$Output['Reports'][$Report].Add($T)
}
}
}
}
if (-not $SingleObject) {
# We want each GPO to be listed multiple times if it makes sense for reporting
# think drive mapping - showing 1 mapping of a drive per object even if there are 50 drive mappings within 1 gpo
# this would result in 50 objects created
if ($Script:GPODitionary[$Report]['Code']) {
#Write-Verbose "Invoke-GPOZaurrContent - Processing $Report multi entry mode"
$TranslatedGpo = Invoke-Command -ScriptBlock $Script:GPODitionary[$Report]['Code']
foreach ($T in $TranslatedGpo) {
$Output['Reports'][$Report].Add($T)
}
}
}
}
}
}
}
# Those reports are based on other reports (for example already processed registry settings)
# This is useful where going thru registry collections may not be efficient enough to try and read it directly again
foreach ($Report in $Type) {
foreach ($ReportType in $Script:GPODitionary[$Report].ByReports) {
if (-not $Output['Reports'][$Report]) {
$Output['Reports'][$Report] = [System.Collections.Generic.List[PSCustomObject]]::new()
}
$FindReport = $ReportType.Report
Write-Verbose "Invoke-GPOZaurrContent - Processing reports based on other report $Report ($FindReport)"
foreach ($GPO in $TemporaryCachedSingleReports['ReportsSingle'][$FindReport]) {
$TranslatedGpo = Invoke-Command -ScriptBlock $Script:GPODitionary[$Report]['CodeReport']
foreach ($T in $TranslatedGpo) {
$Output['Reports'][$Report].Add($T)
}
}
}
}
# Normalize - meaning that before we return each GPO report we make sure that each entry has the same column names regardless which one is first.
# Normally if you would have a GPO with just 2 entries for given subject (say LAPS), and then another GPO having 5 settings for the same type
# and you would display them one after another - all entries would be shown using first object which has less properties then 2nd or 3rd object
# to make sure all objects are having same (even empty) properties we "normalize" it
if (-not $SkipNormalize) {
foreach ($Report in [string[]] $Output['Reports'].Keys) {
$FirstProperties = 'DisplayName', 'DomainName', 'GUID', 'GpoType'
#$EndProperties = 'CreatedTime', 'ModifiedTime', 'ReadTime', 'Filters', 'Linked', 'LinksCount', 'Links'
$EndProperties = 'Filters', 'Linked', 'LinksCount', 'Links'
$Properties = $Output['Reports'][$Report] | Select-Properties -ExcludeProperty ($FirstProperties + $EndProperties) -AllProperties -WarningAction SilentlyContinue
$DisplayProperties = @(
$FirstProperties
foreach ($Property in $Properties) {
if ($Property -notin $FirstProperties -and $Property -notin $EndProperties) {
$Property
}
}
$EndProperties
)
$Output['Reports'][$Report] = $Output['Reports'][$Report] | Select-Object -Property $DisplayProperties
}
}
$Output['PoliciesTotal'] = $Output.Reports.Policies.PolicyCategory | Group-Object | Select-Object Name, Count | Sort-Object -Property Name #-Descending
#$Output['PoliciesTotal'] = $Output.Reports.Policies.PolicyCategory | Group-Object | Select-Object Name, Count | Sort-Object -Property Count -Descending
if (-not $SkipCleanup) {
Write-Verbose "Invoke-GPOZaurrContent - Cleaning up output"
Remove-EmptyValue -Hashtable $Output -Recursive
}
if ($Extended) {
$Output
} else {
if ($Output.Reports) {
if ($OutputType -eq 'Object') {
$Output.Reports
}
if ($OutputType -eq 'HTML') {
if (-not $OutputPath) {
$OutputPath = Get-FileName -Extension 'html' -Temporary
Write-Warning "Invoke-GPOZaurrContent - OutputPath not given. Using $OutputPath"
}
Write-Verbose "Invoke-GPOZaurrContent - Generating HTML output"
New-HTML {
New-HTMLSectionStyle -BorderRadius 0px -HeaderBackGroundColor Grey -RemoveShadow
New-HTMLTabStyle -BorderRadius 0px -TextTransform capitalize -BackgroundColorActive SlateGrey
New-HTMLTableOption -DataStore JavaScript
foreach ($Key in $Output.Reports.Keys) {
New-HTMLTab -Name $Key {
Write-Verbose "Invoke-GPOZaurrContent - Generating HTML Table for $Key"
New-HTMLTable -DataTable $Output.Reports[$Key] -Filtering -Title $Key
}
}
} -FilePath $OutputPath -ShowHTML:$Open -Online:$Online
}
} else {
Write-Warning "Invoke-GPOZaurrContent - There was no data output for requested types."
}
}
}
[scriptblock] $SourcesAutoCompleter = {
param($commandName, $parameterName, $wordToComplete, $commandAst, $fakeBoundParameters)
$Script:GPODitionary.Keys | Sort-Object | Where-Object { $_ -like "*$wordToComplete*" }
}
Register-ArgumentCompleter -CommandName Invoke-GPOZaurrContent -ParameterName Type -ScriptBlock $SourcesAutoCompleter