# SampleCode fuer VSS aus PowerShell

[string]$volume = "C:\"   # disk zu make a VSS Copy
[string]$vsslinkdir = "c:\vsslink"   # VSS Image will be linked in that empty directory

write-host "Create WIn32_ShadowCopy-Object"
$vssobject=[wmiclass]"root\cimv2:win32_shadowcopy"
write-host "Create VSS Copy from $($volume)"
$vssvolume = $vssobject.Create($volume, "ClientAccessible")
write-host "Loading SnapshotID	"
$SnapshotId = [string]$vssvolume.ShadowID
write-host "SnapshotId: $($SnapshotId)"

Write-host "Load list of all VSS Copies"
$vsscopylist = Get-WmiObject Win32_ShadowCopy 
$vsscopylist | ft id,ClientAccessible,state,Persistent,VolumeName,DeviceObject

write-host "Select created VSS Instance"
$mysnapshot = $vsscopylist | Where-Object { $_.ID -eq $SnapshotId }
if ($mysnapshot) {
	[string]$DeviceObject = $mysnapshot.DeviceObject + "\"
	write-host "DeviceObject  :$($DeviceObject)"
	
	write-host "Check, if $($vsslinkdir) is not already there"
	if (test-path -path $vsslinkdir -pathtype container) {
		write-warning "Directory already there -stop"
	}
	
	#new-item -type symbolic does not work here yet
	Invoke-Expression -Command "cmd /c mklink /d '$vsslinkdir' '$DeviceObject'"
	
	#New-Item -ItemType SymbolicLink -path $vsslinkdir -Target $DeviceObject

	write-host "Do whatever your want -Close box with EXIT"
	cmd.exe
	
	write-host "Removing Symbolic Link"
	[System.IO.Directory]::Delete($vsslinkdir,$true)   #Remove-Itemis complaining about the junction point
	
	 Write-host "Delete VSS Copy"
	$mysnapshot.delete()
	write-host "Done"
}