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Fixing version check and catch statement in get_vm_status 

Use the version of Hyper-V instead of Powershell to determine which
exception is thrown by Get-VM. Also fixing an invalid catch statement,
since Powershell can not use variables to match thrown exceptions in
catch.
This commit is contained in:
Rory Plaire 2016-06-18 17:13:24 -07:00
parent 2ffcadc7b8
commit d3859a33aa
1 changed files with 25 additions and 5 deletions
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30
plugins/providers/hyperv/scripts/get_vm_status.ps1
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@ -7,20 +7,40 @@ Param(
$Dir = Split-Path $script:MyInvocation.MyCommand.Path
. ([System.IO.Path]::Combine($Dir, "utils\write_messages.ps1"))
# Make sure the exception type is loaded
try
{
# Microsoft.HyperV.PowerShell is present on all versions of Windows with HyperV
[void][System.Reflection.Assembly]::LoadWithPartialName('Microsoft.HyperV.PowerShell, Culture=neutral, PublicKeyToken=31bf3856ad364e35')
# Microsoft.HyperV.PowerShell.Objects is only present on Windows >= 10.0, so this will fail, and we ignore it since the needed exception
# type was loaded in Microsoft.HyperV.PowerShell
[void][System.Reflection.Assembly]::LoadWithPartialName('Microsoft.HyperV.PowerShell.Objects, Culture=neutral, PublicKeyToken=31bf3856ad364e35')
} catch {
# Empty catch ok, since if we didn't load the types, we will fail in the next block
}
if($PSVersionTable.PSVersion.Major -le 4) {
$VmmsPath = if ([environment]::Is64BitProcess) { "$($env:SystemRoot)\System32\vmms.exe" } else { "$($env:SystemRoot)\Sysnative\vmms.exe" }
$HyperVVersion = [version](Get-Item $VmmsPath).VersionInfo.ProductVersion
if($HyperVVersion -lt ([version]'10.0')) {
$ExceptionType = [Microsoft.HyperV.PowerShell.VirtualizationOperationFailedException]
} else {
$ExceptionType = [Microsoft.HyperV.PowerShell.VirtualizationException]
}
try {
$VM = Get-VM -Id $VmId -ErrorAction "Stop"
$State = $VM.state
$Status = $VM.status
} catch $ExceptionType {
$State = "not_created"
$Status = $State
} catch [Exception] {
if($_.Exception.GetType() -eq $ExceptionType)
{
$State = "not_created"
$Status = $State
}
else
{
throw;
}
}
$resultHash = @{