Scripts/Reskit9/All Resources/xComputerManagement/DSCResources/MSFT_xComputer/MSFT_xComputer.psm1
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####################################################################### # The Get-TargetResource cmdlet. ####################################################################### function Get-TargetResource { param ( [parameter(Mandatory)] [string] $Name, [string] $DomainName, [PSCredential]$Credential, [PSCredential]$UnjoinCredential, [string] $WorkGroupName ) $convertToCimCredential = New-CimInstance -ClassName MSFT_Credential -Property @{Username=[string]$Credential.UserName; Password=[string]$null} -Namespace root/microsoft/windows/desiredstateconfiguration -ClientOnly $convertToCimUnjoinCredential = New-CimInstance -ClassName MSFT_Credential -Property @{Username=[string]$UnjoinCredential.UserName; Password=[string]$null} -Namespace root/microsoft/windows/desiredstateconfiguration -ClientOnly $returnValue = @{ Name = $env:COMPUTERNAME DomainName =(gwmi WIN32_ComputerSystem).Domain Credential = [ciminstance]$convertToCimCredential UnjoinCredential = [ciminstance]$convertToCimUnjoinCredential WorkGroupName= (gwmi WIN32_ComputerSystem).WorkGroup } $returnValue } ######################################################################## # The Set-TargetResource cmdlet. ######################################################################## function Set-TargetResource { param ( [parameter(Mandatory)] [string] $Name, [string] $DomainName, [PSCredential]$Credential, [PSCredential]$UnjoinCredential, [string] $WorkGroupName ) ValidateDomainWorkGroup -DomainName $DomainName -WorkGroupName $WorkGroupName $currName = $env:COMPUTERNAME if($Credential) { if($DomainName) { $currentMachineDomain = (gwmi win32_computersystem).Domain if($DomainName -eq $currentMachineDomain) { #new computer name, stay on the same domain Rename-Computer -NewName $Name -DomainCredential $Credential -Force Write-Verbose -Message "Renamed computer to $Name" } else { if($Name -ne $currName) { #New computer name, join to domain if ($UnjoinCredential) { #leave old domain with other credential Add-Computer -DomainName $DomainName -Credential $Credential -NewName $Name -UnjoinDomainCredential $UnjoinCredential -Force } else { Add-Computer -DomainName $DomainName -Credential $Credential -NewName $Name -Force } Write-Verbose -Message "Renamed computer to $Name and added to the domain $DomainName" } else { #Same computer name, join to domain if ($UnjoinCredential) { #leave old domain with other credential Add-Computer -DomainName $DomainName -Credential $Credential -UnjoinDomainCredential $UnjoinCredential -Force } else { Add-Computer -DomainName $DomainName -Credential $Credential -Force } Write-Verbose -Message "Added computer to Domain $DomainName" } } } elseif ($WorkGroupName) { $currentMachineWorkgroup = (gwmi win32_computersystem).WorkGroup if($WorkGroupName -eq $currentMachineWorkgroup) { #new computer name, stay on the same workgroup Rename-Computer -NewName $Name Write-Verbose -Message "Renamed computer to $Name" } else { if($Name -ne $currName) { #New computer name, join to workgroup Add-Computer -NewName $Name -Credential $Credential -WorkgroupName $WorkGroupName -Force Write-Verbose -Message "Renamed computer to $Name and addded computer to workgroup $WorkGroupName" } else { #same computer name, join to workgroup Add-Computer -WorkGroupName $WorkGroupName -Credential $Credential -Force Write-Verbose -Message "Added computer to workgroup $WorkGroupName" } } } #a user neither provides domain nor workgroup elseif($Name -ne $currName) { #Check if the computer is domain-joined or part of a workgroup $isMachineInDomain = (Get-WmiObject win32_computersystem).PartOfDomain if($isMachineInDomain) { Rename-Computer -NewName $Name -DomainCredential $Credential -Force Write-Verbose -Message "Renamed computer to $Name" } else { Rename-Computer -NewName $Name -Force Write-Verbose -Message "Renamed computer to $Name" } } } # must be non domain scenario - change the machine name in the same workgroup or change workgroup name or both else { if($DomainName) { throw "Need to specify credentials with domain" } if($WorkGroupName) { if($WorkGroupName -eq (Get-WmiObject win32_computersystem).Workgroup) { # Same workgroup, new computer name Rename-Computer -NewName $Name -force Write-Verbose -Message "Renamed computer to $Name" } else { if($name -ne $env:COMPUTERNAME) { #New workgroup, new name Add-Computer -WorkgroupName $WorkGroupName -NewName $Name } else { #New workgroup, same name Add-Computer -WorkgroupName $WorkGroupName } Write-Verbose -Message "Added computer to workgroup $WorkGroupName" } } else { if($Name -ne $env:COMPUTERNAME) { #Only if new name is different from the current name Rename-Computer -NewName $Name Write-Verbose -Message "Renamed computer to $Name" } } } # Tell the DSC Engine to restart the machine $global:DSCMachineStatus = 1 } ####################################################################### # The Test-TargetResource cmdlet. ####################################################################### function Test-TargetResource { [CmdletBinding()] param ( [parameter(Mandatory)] [string] $Name, [PSCredential]$Credential, [PSCredential]$UnjoinCredential, [string] $DomainName, [string] $WorkGroupName ) Write-Verbose -Message "Checking if computer name is $Name" $testResult= ($Name -eq $env:COMPUTERNAME) ValidateDomainWorkGroup -DomainName $DomainName -WorkGroupName $WorkGroupName $computerSystem =get-WmiObject -Class Win32_ComputerSystem if($DomainName) { if(!($Credential)) { throw "Need to specify credentials with domain" } Write-Verbose -Message "Checking if domain name is $DomainName" $domainNameSet = $DomainName.ToLower().Split('.') $testNameSet = $computerSystem.Domain.ToLower().Split('.') if ($domainNameSet.Length -le $testNameSet.Length) { for ($i=0; $i -le $domainNameSet.Length-1; $i++) { $testResult = $testResult -and ($domainNameSet[$i] -eq $testNameSet[$i]) } } else { $testResult = $testResult -and $false } } elseif($WorkGroupName) { Write-Verbose -Message "Checking if workgroup name is $WorkGroupName" $testResult= $testResult -and ($WorkGroupName -eq $computerSystem.WorkGroup) } $testResult } ####################################################################### # Validation functions (Not exported) ####################################################################### function ValidateDomainWorkGroup { param($DomainName,$WorkGroupName) if($DomainName -and $WorkGroupName) { throw "Only one of either the domain name or the workgroup name can be set! Please edit the configuration to ensure that only one of these properties have a value." } } Export-ModuleMember -Function *-TargetResource |