Initialer Import der Synology Scripts

Powershell/Shutdown_V2/Modules/Shtudown.md

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+function Stop-VMParallel {
+param([array]$VMs, [int]$Throttle = 8)
+
+```
+$VMs | ForEach-Object -Parallel {
+    Import-Module VMware.PowerCLI -ErrorAction SilentlyContinue
+
+    $vm = $_
+
+    if ($vm.PowerState -ne "PoweredOn") { return }
+
+    try {
+        Shutdown-VMGuest -VM $vm -Confirm:$false -ErrorAction Stop
+    }
+    catch {
+        Write-Host "[ERROR] VM failed: $($vm.Name)"
+    }
+} -ThrottleLimit $Throttle
+```
+
+}
+
+function Stop-VMsByGroup {
+param($VMGroups)
+
+```
+$groups = $VMGroups.Gruppe | Sort-Object -Unique
+
+foreach ($g in $groups) {
+
+    $names = ($VMGroups | Where-Object Gruppe -eq $g).Server
+    $vms = Get-VM | Where-Object { $names -contains $_.Name }
+
+    if ($vms) {
+        Stop-VMParallel -VMs $vms
+        Start-Sleep 30
+    }
+}
+```
+
+}
+
+function Stop-UnknownVMs {
+param($VMGroups, $ExcludeRegex)
+
+```
+$vms = Get-VM | Where-Object {
+    ($VMGroups.Server -notcontains $_.Name) -and
+    ($_.Name -notmatch $ExcludeRegex)
+}
+
+if ($vms) {
+    Stop-VMParallel -VMs $vms
+}
+```
+
+}
+
+function Stop-ClusterSafe {
+param([string]$Cluster, [string]$Reason)
+
+```
+Invoke-Retry -Name "Cluster shutdown" -Action {
+    Stop-VsanCluster -Cluster $Cluster -PowerOffReason $Reason -ErrorAction Stop | Out-Null
+}
+```
+
+}