functions/Invoke-WipeLab.ps1
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Function Invoke-WipeLab { [CmdletBinding(SupportsShouldProcess)] [alias("Wipe-Lab")] Param ( [Parameter(HelpMessage = "The path to the configuration folder. Normally, you should run all commands from within the configuration folder.")] [ValidateNotNullOrEmpty()] [ValidateScript( { Test-Path $_ })] [String]$Path = ".", [Parameter(HelpMessage = "Remove the VM Switch. It is retained by default")] [Switch]$RemoveSwitch, [Parameter(HelpMessage = "Remove lab elements with no prompting.")] [Switch]$Force, [Parameter(HelpMessage = "Run the command but suppress all status messages.")] [Alias("Quiet")] [Switch]$NoMessages ) $Path = Convert-Path $path if (-Not $NoMessages) { Microsoft.PowerShell.Utility\Write-Host -ForegroundColor Green -Object @" This command will perform the following: * Wipe the lab and VM's from your system for this configuration If you intend to rebuild labs or run other configurations you do not need to remove the LabNat PolicyStore Local. Press Ctrl+C to abort this command. "@ } if (-Not $Force) { Pause } $removeParams = @{ ConfigurationData = "$path\*.psd1" } if ($force) { $removeParams.Add("confirm", $False) } $LabName = Split-Path $path -Leaf $LabData = Import-PowerShellDataFile -Path $path\*.psd1 if (-Not $NoMessages) { Microsoft.PowerShell.Utility\Write-Host -ForegroundColor Cyan -Object "Removing the lab environment for $LabName" } # Stop the VM's if ($PSCmdlet.ShouldProcess("VMs", "Stop-Lab")) { Try { #Forcibly stop all VMS since they are getting deleted anyway (Issue #229) Write-Verbose "Stopping all virtual machines in the configuration" #use the VMName which might be using a prefix (Issue 231) Hyper-V\Stop-VM -VMName (PSAutolab\Get-LabSummary -Path $Path).VMName -TurnOff Write-Verbose "Calling Stop-Lab" Stop-Lab -ConfigurationData $path\*.psd1 -ErrorAction Stop -WarningAction SilentlyContinue } Catch { Write-Warning "Failed to stop lab. Are you running this in the correct configuration directory? $($_.exception.message)" #bail out because no other commands are likely to work return } } # Remove .mof files Write-Verbose "Removing MOF files" Remove-Item -Path $path\*.mof if ($RemoveSwitch) { Write-Verbose "Removing the Hyper-V switch" $removeParams.Add("RemoveSwitch", $True) # Delete NAT $NatName = $LabData.AllNodes.IPNatName if ($PSCmdlet.ShouldProcess("LabNat", "Remove NetNat")) { Write-Verbose "Remoting NetNat" Remove-NetNat -Name $NatName } } # Delete vM's if ($PSCmdlet.ShouldProcess("VMConfigurationData.psd1", "Remove lab configuration")) { Write-Verbose "Removing Lab Configuration" Lability\Remove-LabConfiguration @removeParams } #only delete the VHD files associated with the configuration as you might have more than one configuration #running Write-Verbose "Removing VHD files" $nodes = ($LabData.AllNodes.NodeName).where( { $_ -ne '*' }) Get-ChildItem (Lability\Get-LabHostDefault).differencingVHDPath | Where-Object { $nodes -contains $_.basename } | Remove-Item #Remove-Item -Path "$((Get-LabHostDefault).DifferencingVHdPath)\*" -Force if (-Not $NoMessages) { Microsoft.PowerShell.Utility\Write-Host -ForegroundColor Green -Object @" Next Steps: Run the following and follow the onscreen instructions: Setup-Lab When complete, run: Run-Lab Run the following to validate when configurations have converged: Validate-Lab To enable Internet access for the VM's, run: Enable-Internet To stop the lab VM's: Shutdown-lab When the configurations have finished, you can checkpoint the VM's with: Snapshot-Lab To quickly rebuild the labs from the checkpoint, run: Refresh-Lab To destroy the lab to build again: Wipe-Lab "@ } } |