Powershell Remote HDD Speicher auslesen

foreach ($server in $script:x){

    if ( $checkHDD.Checked -eq $true )
        {
gwmi win32_logicaldisk -Computer $server -filter "drivetype=3" |  
select @{n="Server";e={$server}},DeviceID,VolumeName,@{Name="Size";Expression={"{0:N1}" -f ($_.Size/1gb)}},@{Name="FreeSpace";Expression={"{0:N1}" -f ($_.FreeSpace/1gb)}} | Out-GridView  
        }

    if ( $checkHDD.Checked -eq $true )
        {
$arr = @()
$servers = @("Server1","Server2")  
foreach($server in $servers){
    $arr += (gwmi win32_logicaldisk -Computer $server -filter "drivetype=3" | select @{n="Server";e={$server}},DeviceID,VolumeName,@{Name="Size";Expression={"{0:N1}" -f ($_.Size/1gb)}},@{Name="FreeSpace";Expression={"{0:N1}" -f ($_.FreeSpace/1gb)}})  
    }
$arr | ogv
}

write-host "Loading..." -ForegroundColor Red  

$Script:x = @()

[void] [System.Reflection.Assembly]::LoadWithPartialName("System.Windows.Forms")  
[void] [System.Reflection.Assembly]::LoadWithPartialName("System.Drawing")   

$objForm = New-Object System.Windows.Forms.Form 
$objForm.Text = "Gui"  
$objForm.Size = New-Object System.Drawing.Size(475,450) 
$objForm.StartPosition = "CenterScreen"  

$objLabel = New-Object System.Windows.Forms.Label
$objLabel.Location = New-Object System.Drawing.Size(10,20) 
$objLabel.Size = New-Object System.Drawing.Size(100,20) 
$objLabel.Text = "Server auswählen:"  
$objForm.Controls.Add($objLabel) 

$objListbox = New-Object System.Windows.Forms.Listbox 
$objListbox.Location = New-Object System.Drawing.Size(10,40) 
$objListbox.Size = New-Object System.Drawing.Size(180,20) 

$objListbox.SelectionMode = "MultiExtended"  

[void] $objListbox.Items.Add("Server1")  
[void] $objListbox.Items.Add("Server2")  


$objForm.KeyPreview = $True
$objForm.Add_KeyDown({if ($_.KeyCode -eq "Escape")   
    {$objForm.Close()}})

$objLabel = New-Object System.Windows.Forms.Label
$objLabel.Location = New-Object System.Drawing.Size(320,20) 
$objLabel.Size = New-Object System.Drawing.Size(130,20) 
$objLabel.Text = "Software deinstallieren:"  
$objForm.Controls.Add($objLabel)

$objLabel = New-Object System.Windows.Forms.Label
$objLabel.Location = New-Object System.Drawing.Size(320,210) 
$objLabel.Size = New-Object System.Drawing.Size(130,20) 
$objLabel.Text = "Tools:"  
$objForm.Controls.Add($objLabel)

############################################## Start check boxes

$checkFirefoxUn = New-Object System.Windows.Forms.checkbox
$checkFirefoxUn.Location = New-Object System.Drawing.Size(325,40)
$checkFirefoxUn.Size = New-Object System.Drawing.Size(100,20)
$checkFirefoxUn.Text = "Firefox"  
$checkFirefoxUn.Checked = $false
$objForm.Controls.Add($checkFirefoxUn)

$checkHDD = New-Object System.Windows.Forms.checkbox
$checkHDD.Location = New-Object System.Drawing.Size(325,230)
$checkHDD.Size = New-Object System.Drawing.Size(120,20)
$checkHDD.Text = "HDD Platz prüfen"  
$checkHDD.Checked = $false
$objForm.Controls.Add($checkHDD)

############################################## end check boxes



$objLabel = New-Object System.Windows.Forms.Label
$objLabel.Location = New-Object System.Drawing.Size(10,310) 
$objLabel.Size = New-Object System.Drawing.Size(140,30) 
$objLabel.Text = "Eigenen Server eintragen xxx - Enter:"  
$objForm.Controls.Add($objLabel) 
	
$objTextBox = New-Object System.Windows.Forms.TextBox 
$objTextBox.Location = New-Object System.Drawing.Size(10,340) 
$objTextBox.Size = New-Object System.Drawing.Size(180,20) 
$objForm.Controls.Add($objTextBox) 

$OKButton = New-Object System.Windows.Forms.Button
$OKButton.Location = New-Object System.Drawing.Size(20,370)
$OKButton.Size = New-Object System.Drawing.Size(75,23)
$OKButton.Text = "OK"  
$objForm.Controls.Add($OKButton)

$OKButton.Add_Click({
        $Script:x += $objListbox.SelectedItems
        $objForm.Close()
   })

$CancelButton = New-Object System.Windows.Forms.Button
$CancelButton.Location = New-Object System.Drawing.Size(110,370)
$CancelButton.Size = New-Object System.Drawing.Size(75,23)
$CancelButton.Text = "Cancel"  
$CancelButton.Add_Click({$objForm.Close()})
$objForm.Controls.Add($CancelButton)

$objTextBox.Add_KeyPress({
if ($_.KeyChar -eq 13) {
    $objListbox.Items.Add($objTextBox.Text)
   }
})

$objListbox.Height = 270
$objForm.Controls.Add($objListbox) 


############################################## End Functions

$objForm.Add_Shown({$objForm.Activate()})
[void] $objForm.ShowDialog()

write-host "Gewählte Server:" -ForegroundColor Green  
$script:x

foreach ($server in $script:x){

############################################## Deinstallation

	if ( $checkFirefoxUn.Checked -eq $true )
		{
            if (Test-Path -path "\\$server\c$\Program Files (x86)\")  
            {
    Write-Output "Deinstalliere Firefox..."  
	$process9 = ([WMICLASS]"\\$server\ROOT\CIMV2:win32_process").Create("C:\Program Files (x86)\Mozilla Firefox\uninstall\helper.exe -ms")  
    [string]$ID = $process9.ProcessID
    Write-Output "Waiting for process $ID to finish Firefox on $server"  
    while (Test-Process $process9.ProcessId $server) { sleep -Milliseconds 200 }  # Wait for terminate
            }
            else 
			{
    Write-Output "Deinstalliere Firefox..."  
	$process9 = ([WMICLASS]"\\$server\ROOT\CIMV2:win32_process").Create("C:\Programme (x86)\Mozilla Firefox\uninstall\helper.exe -ms")  
    [string]$ID = $process9.ProcessID
    Write-Output "Waiting for process $ID to finish Firefox on $server"  
    while (Test-Process $process9.ProcessId $server) { sleep -Milliseconds 200 }  # Wait for terminate
            }
        }

$arr = @()
foreach ($server in $script:x){
    if ( $checkHDD.Checked -eq $true ){
        $arr += (gwmi win32_logicaldisk -Computer $server -filter "drivetype=3" | select @{n="Server";e={$server}},DeviceID,VolumeName,@{Name="Size";Expression={"{0:N1}" -f ($_.Size/1gb)}},@{Name="FreeSpace";Expression={"{0:N1}" -f ($_.FreeSpace/1gb)}})  
    }
}
$arr | ogv

}