PowerCli - Mise à jour du VMX de templates de machines virtuelles

TemplatesVmxUpdater.ps1

# load PowerCli Snapin
if ((Get-PSSnapin -Name VMware.Vimautomation.Core -ErrorAction SilentlyContinue) -eq $null ) {
    Add-PsSnapin VMware.Vimautomation.Core
}

# vCenter server
$VC = "monvcenter.domain.tld"
$Username = "domain\monuser"

# connecting vCenter
$Credentials = get-credential  -credential $Username
$ConnVC = Connect-VIServer -server $($VC.IP) -Credential $Credentials -warningaction 'silentlycontinue'

# config change for updateVMWareTools
$vmConfigSpec = New-Object VMware.Vim.VirtualMachineConfigSpec
$vmConfigSpec.extraconfig += New-Object VMware.Vim.optionvalue
$vmConfigSpec.extraconfig[0].Key="isolation.tools.guestInitiatedUpgrade.disable"
$vmConfigSpec.extraconfig[0].Value="true"

# update all templates
$templates = Get-template
foreach ($tpl in $templates) {
    Write-host -foreground blue "Template: $($tpl.Name)"
    Write-host -foreground gray " Converting to VM"
    $vm = Set-Template -Template $tpl -ToVM
    Write-host -foreground gray " updating VMX"
    ($vm | Get-View).ReconfigVM($vmConfigSpec)
    Write-host -foreground gray " Converting to Template back"
    ($vm | Get-View).MarkAsTemplate() | Out-Null
    Write-host -foreground gray " End of update process"
}

# clean leave
Disconnect-VIServer -Confirm:$false