Public/Get-ALHDSAttribute.ps1
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<#PSScriptInfo
.VERSION 1.0.2 .GUID ff110b23-d1d8-4232-bcaf-14097550a75f .AUTHOR Dieter Koch .COMPANYNAME .COPYRIGHT (c) 2021-2023 Dieter Koch .TAGS .LICENSEURI https://github.com/admins-little-helper/ALH/blob/main/LICENSE .PROJECTURI https://github.com/admins-little-helper/ALH .ICONURI .EXTERNALMODULEDEPENDENCIES .REQUIREDSCRIPTS .EXTERNALSCRIPTDEPENDENCIES .RELEASENOTES 1.0.0 Initial release 1.0.1 Changed the way to create the DirectryEntry object to correctly pass credentials to it. 1.0.2 Fixed duplicate parameter for Get-ALHDSObject Fixed value name in ValidateSet for parameter 'ClassName' #> <# .DESCRIPTION Contains a function to query Active Directory for all attributes of a given class. #> function Get-ALHDSAttribute { <# .SYNOPSIS Function to query Active Directory for all attributes of a given class. .DESCRIPTION Function to query Active Directory for all attributes of a given class. .PARAMETER ClassName Name of the class for which the attribues should be queried. Can not be used together with parameter -CustomClassName .PARAMETER CustomClassName AD Class name if notthing of the of pre-defined classes for -ClassName matches. Can not be used together with parameter -ClassName .PARAMETER DomainName FQDN of the value to query. If omitted the domain of the machine is used. .PARAMETER Server Specify the name or fqdn of a server (Domain Controller) to run the query against. If omitted a Domain Controller will be automatically detected based on OS default mechanism. .PARAMETER Credential Credential object used to connect to Active Directory. If omitted the connection atempt is made in the current user's context. .EXAMPLE $Result = Get-ALHDSObject -SearchBase "CN=MyComputer,OU=MyComputerOU,DC=domain,DC=tld" -Verbose $Result | Select-Object -Property Name, Parent, objectClass, objectCategory | Format-Table -AutoSize Shows a list of all attributes of all objects in Active Directory. .INPUTS Nothing .OUTPUTS PSCustomObject .NOTES Author: Dieter Koch Email: diko@admins-little-helper.de .LINK https://github.com/admins-little-helper/ALH/blob/main/Help/Get-ALHDSAttribute.txt #> [CmdletBinding(DefaultParameterSetName = "default")] param ( [Parameter(Mandatory = $true, ParameterSetName = "ClassName")] [ArgumentCompleter({ "Computer", "Group", "User", "OrganizationalUnit" })] [string[]] $ClassName, [string] [ValidateNotNullOrEmpty()] $DomainName = (Get-CimInstance -ClassName "Win32_ComputerSystem").Domain, [string] [ValidateNotNullOrEmpty()] $Server, [PSCredential] $Credential, [switch] $BaseClassOnly ) begin { try { Write-Verbose -Message "Getting Active Direcotry domain of computer" if ($null -ne $Credential) { Write-Verbose -Message "Trying to connect with credentials specified by parameter for user '$($Credential.UserName)'" try { $Forest = New-Object System.DirectoryServices.ActiveDirectory.DirectoryContext("Forest", $DomainName, $Credential.UserName, $($Credential.GetNetworkCredential().password)) } catch [System.Management.Automation.ExtendedTypeSystemException] { Write-Error -Message "Unable to connect: The user name or password is incorrect or account is locked." } catch { $_ } } else { $Forest = New-Object System.DirectoryServices.ActiveDirectory.DirectoryContext("Forest", $DomainName) Write-Verbose -Message "Trying to connect with credentials of current user's scope for user '$($env:USERDOMAIN)\$($env:USERNAME)'" } $ADSchema = [System.DirectoryServices.ActiveDirectory.ActiveDirectorySchema]::GetSchema($Forest) Write-Verbose -Message "Setting parameter values for Get-ALHDSObject" $GetALHADObjectParams = @{} if (-not ([string]::IsNullOrEmpty($DomainName))) { $GetALHADObjectParams.SearchBase = $ADSchema.Name } if (-not ([string]::IsNullOrEmpty($Server))) { $GetALHADObjectParams.Server = $Server } if ($null -ne $Credential) { $GetALHADObjectParams.Credential = $Credential } } catch { Write-Error $_ } } process { foreach ($ClassNameItem in $ClassName) { $Loop = !($BaseClassOnly.IsPresent) $ClassArray = [System.Collections.ArrayList]@() $ClassAttributes = @() $ClassNameToQuery = $ClassNameItem try { do { $Class = Get-ALHDSObject @GetALHADObjectParams -LDAPFilter "(&(lDAPDisplayName=$ClassNameToQuery))" if ($Class.ldapDisplayName -eq $Class.subClassOf) { $Loop = $false } [void]$ClassArray.Add($Class) $ClassNameToQuery = $Class.subClassOf } while ($Loop) foreach ($ClassItem in $ClassArray) { $Aux = $ClassItem.AuxiliaryClass $AuxItems = foreach ($AuxItem in $Aux) { Get-ALHDSObject -SearchBase $ADSchema.Name -LDAPFilter "(&(ldapDisplayName=$AuxItem))" @GetALHADObjectParams } $ClassAttributes += $AuxItems | Select-Object @{Name = "Attributes"; Expression = { $_.mayContain + $_.mustContain + $_.systemMaycontain + $_.systemMustContain } } | Select-Object -ExpandProperty Attributes $SysAux = $ClassItem.SystemAuxiliaryClass $SysAuxItems = foreach ($SysAuxItem in $SysAux) { Get-ALHDSObject -SearchBase $ADSchema.Name -LDAPFilter "(&(ldapDisplayName=$SysAuxItem))" @GetALHADObjectParams } $ClassAttributes += $SysAuxItems | Select-Object @{Name = "Attributes"; Expression = { $_.maycontain + $_.systemmaycontain + $_.systemMustContain } } | Select-Object -ExpandProperty Attributes $ClassAttributes += $ClassItem.mayContain + $ClassItem.mustContain + $ClassItem.systemMayContain + $ClassItem.systemMustContain } } catch { $_ } $ClassAttributesObj = [PSCustomObject]@{ Class = $ClassNameItem Attributes = $ClassAttributes | Sort-Object -Unique } $ClassAttributesObj } } } #region EndOfScript <# ################################################################################ ################################################################################ # # ______ _ __ _____ _ _ # | ____| | | / _| / ____| (_) | | # | |__ _ __ __| | ___ | |_ | (___ ___ _ __ _ _ __ | |_ # | __| | '_ \ / _` | / _ \| _| \___ \ / __| '__| | '_ \| __| # | |____| | | | (_| | | (_) | | ____) | (__| | | | |_) | |_ # |______|_| |_|\__,_| \___/|_| |_____/ \___|_| |_| .__/ \__| # | | # |_| ################################################################################ ################################################################################ # created with help of http://patorjk.com/software/taag/ #> #endregion |