chore: 记录改造前基线

改造开始前的完整状态,作为可回退的基点。此提交之后:Pester 175 项、零依赖套件 101 项全绿;PowerShell 5.1 尚不可用(源文件无 BOM)。

包含此前未提交的在制品:安全描述符套件、Hyper-V 实验环境(tools/lab)、agent 约定(AGENTS.md 与 docs/agents)。

.gitignore 增加 *.key / *.pfx:BackupConfig.psd1 的 PasswordFile 此前默认指向仓库内的 baknret.key,一次 git add -A 就会把口令提交进版本库。默认值在后续提交中改为空。
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Shuery committed 2026-09-26 21:46:55 +08:00
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<#
.SYNOPSIS
BakNRet 隔离测试环境(Hyper-V 真机级 VM)的日常入口。
.DESCRIPTION
与 New-BakNRetLab.ps1 的分工:那个负责**搭**,这个负责**用**。
动词:
status 看 VM 状态、检查点、供给事实、沙盒归档与最近日志
start/stop 启停 VM
wait 等 VM 内供给完成(首次搭建后)
sync 把当前仓库快照推进 VM(排除 Backups\ logs\ .git\ .tools\),并装好 Pester
seed 在 VM 里生成「带刺」的沙盒假数据(真 NTFS 连接点、被占用文件、长路径、中文路径…)
backup 在 VM 里用沙盒清单/配置真跑 Backup.ps1(可选 -DryRun)
restore 用真实归档做恢复演练(Restore-Drill.ps1),逐字节对拍
acl-test 安全描述符演练:scoop 装的 vscode 备份/恢复后仍可读写;ProgramData 那种
「属主 + CREATOR OWNER」的目录恢复后属主必须仍是原账户(另有负对照)
test 在 VM 里跑仓库自带的测试套件(pester / zero / e2e / all)
shell 打开到 VM 的交互式 PowerShell Direct 会话
console 打印 VM 内的供给日志与最新备份日志
checkpoint 打检查点(默认带时间戳;-CheckpointName 可指定)
reset 回到 clean-baseline 检查点(秒回干净状态)
destroy 删除 VM 与系统盘(需要 -Confirm)
一切都在 VM 内进行:宿主机的仓库、Backups\、logs\ 不会被这套流程写入。
.EXAMPLE
gsudo pwsh -NoProfile -File .\tools\lab\Lab.ps1 status
.EXAMPLE
gsudo pwsh -NoProfile -File .\tools\lab\Lab.ps1 sync
gsudo pwsh -NoProfile -File .\tools\lab\Lab.ps1 seed -Force
gsudo pwsh -NoProfile -File .\tools\lab\Lab.ps1 backup
gsudo pwsh -NoProfile -File .\tools\lab\Lab.ps1 restore
.EXAMPLE
gsudo pwsh -NoProfile -File .\tools\lab\Lab.ps1 test -Suite all
#>
[CmdletBinding()]
param(
[Parameter(Mandatory, Position = 0)]
[ValidateSet('status','start','stop','wait','sync','seed','backup','restore','acl-test','test','shell','console','checkpoint','reset','destroy')]
[string]$Verb,
[ValidateSet('all','pester','zero','e2e')][string]$Suite = 'all',
# 恢复演练要处理的条目(写法同 BackupList.txt 的一行)
[string[]]$Entries,
[switch]$DryRun,
[switch]$Force,
[switch]$AcceptWarnings,
[switch]$KeepWork,
# acl-test 专用:跳过"装 scoop + scoop install vscode"(省掉几百 MB 下载,
# 只验证 ProgramData 那段的属主 / CREATOR OWNER)
[switch]$SkipScoop,
[string]$CheckpointName,
[switch]$Confirm
)
$ErrorActionPreference = 'Stop'
. (Join-Path $PSScriptRoot 'Lab-Common.ps1')
$cfg = Get-LabConfig
$guestSandbox = "$($cfg.GuestRepoPath)\tools\lab\payload\sandbox"
$guestList = "$guestSandbox\BackupList.txt"
$guestConfig = "$guestSandbox\BackupConfig.psd1"
$guestFixture = "$($cfg.GuestRepoPath)\tools\lab\payload\lab-fixtures.ps1"
$guestBackupDir = 'C:\BakNRet-Lab\Backups'
Assert-LabElevated -Why "Hyper-V 操作与 PowerShell Direct 都需要管理员(动词:$Verb)"
# ---------------------------------------------------------------------------
# 内部工具
# ---------------------------------------------------------------------------
function Get-VmSummary {
$vm = Get-LabVm
if (-not $vm) { return $null }
$mem = Get-VMMemory -VMName $cfg.VmName
return [pscustomobject]@{
Name = $vm.Name
State = $vm.State
Uptime = [int]$vm.Uptime.TotalSeconds
Cpu = $vm.ProcessorCount
MemoryGB = [math]::Round($mem.Startup / 1GB, 1)
Gen = $vm.Generation
UptimeText = "$([int]$vm.Uptime.TotalMinutes) 分钟"
}
}
function Invoke-GuestScriptFile {
<# .SYNOPSIS 在 VM 里用 pwsh 跑脚本文件,回传退出码与日志尾部。 #>
param(
[Parameter(Mandatory)][string]$ScriptPath,
# 不设 Mandatory:不需要参数的套件会传空数组,Mandatory 会拒绝空数组绑定
[string[]]$ScriptArgs = @(),
[Parameter(Mandatory)][string]$Tag,
[int]$TailLines = 30
)
$stamp = Get-Date -Format 'yyyyMMdd-HHmmss'
$logPath = "C:\BakNRet-Lab\logs\$Tag-$stamp.log"
# 参数用 JSON 传:数组直接经 Invoke-Command -ArgumentList 过去会退化成嵌套数组,
# 到 VM 里 Start-Process -ArgumentList 就会报「无法转换为 System.String」。
$argsJson = if (@($ScriptArgs).Count -eq 0) { '[]' } else { ConvertTo-Json -InputObject @($ScriptArgs) -Compress }
if (@($ScriptArgs).Count -eq 1 -and -not $argsJson.StartsWith('[') -and -not $argsJson.StartsWith('{')) { $argsJson = "[$argsJson]" }
return Invoke-LabCommand -ScriptBlock {
param($script, $argsJson, $logPath, $tailLines)
# ConvertFrom-Json 把 JSON 数组当成「一个对象」写出,直接 @(...) 会套成嵌套数组,
# 传到 Start-Process -ArgumentList 就报「无法转换为 System.String」。显式枚举摊平。
$scriptArgs = @()
if ($argsJson) {
$parsed = ConvertFrom-Json -InputObject $argsJson
$scriptArgs = @($parsed | ForEach-Object { [string]$_ })
}
# 子进程被重定向的 stdout 是**控制台代码页**(中文 Windows 上是 GBK/936),
# 用 -Encoding UTF8 读会整片乱码;而且 PS7 的 Get-Content -Encoding 不接受
# Encoding 对象。这里按「替换字符更少」的胜出者解码。
function Read-TextTail([string]$path, [int]$lines) {
if (-not (Test-Path -LiteralPath $path)) { return @() }
$bytes = [IO.File]::ReadAllBytes($path)
$asUtf8 = [Text.Encoding]::UTF8.GetString($bytes)
$asAnsi = [Text.Encoding]::GetEncoding([Globalization.CultureInfo]::CurrentCulture.TextInfo.ANSICodePage).GetString($bytes)
$badUtf8 = 0; foreach ($ch in $asUtf8.ToCharArray()) { if ($ch -eq [char]0xFFFD) { $badUtf8++ } }
$badAnsi = 0; foreach ($ch in $asAnsi.ToCharArray()) { if ($ch -eq [char]0xFFFD) { $badAnsi++ } }
$text = if ($badUtf8 -le $badAnsi) { $asUtf8 } else { $asAnsi }
return @($text -split "`r?`n" | Where-Object { $_ -ne '' } | Select-Object -Last $lines)
}
$all = @('-NoProfile','-ExecutionPolicy','Bypass','-File',$script) + $scriptArgs
$out = $logPath
$err = "$logPath.err"
$p = Start-Process -FilePath 'pwsh.exe' -ArgumentList $all -NoNewWindow -Wait -PassThru -RedirectStandardOutput $out -RedirectStandardError $err
[pscustomobject]@{
ExitCode = $p.ExitCode
LogPath = $out
Tail = @(Read-TextTail $out $tailLines)
ErrTail = @(Read-TextTail $err 10)
}
} -ArgumentList $ScriptPath, $argsJson, $logPath, $TailLines
}
function Invoke-LabSync {
$zip = Get-LabPath 'stage\repo.zip'
$sevenZip = Get-HostSevenZip
Write-LabLog "打包仓库快照:$($cfg.RepoRoot)(排除 Backups\ logs\ .git\ .tools\)" 'STEP'
Push-Location $cfg.RepoRoot
try {
& $sevenZip a -tzip $zip '.\*' '-xr!Backups' '-xr!logs' '-xr!.git' '-xr!.tools' '-xr!*.tmp.7z' '-xr!*.tmp.zip' -y | Out-Null
} finally { Pop-Location }
Write-LabLog ("快照大小 {0} MB" -f [math]::Round((Get-Item -LiteralPath $zip).Length / 1MB, 2))
Write-LabLog '推送到 VM(Copy-VMFile,走 VMBus)' 'STEP'
Copy-LabFileToGuest -SourcePath $zip -DestinationPath "$($cfg.GuestLabPath)\stage\repo.zip"
Write-LabLog '在 VM 内解开到 C:\BakNRet 并装好 Pester' 'STEP'
$info = Invoke-LabCommand -ScriptBlock {
param($guestRepo, $guestLab)
$sevenZip = 'C:\Program Files\7-Zip\7z.exe'
if (-not (Test-Path -LiteralPath $sevenZip)) { $sevenZip = Join-Path $guestLab 'payload\7zip\7z.exe' }
if (Test-Path -LiteralPath $guestRepo) { Remove-Item -LiteralPath $guestRepo -Recurse -Force }
New-Item -ItemType Directory -Force -Path $guestRepo | Out-Null
$null = & $sevenZip x "$guestLab\stage\repo.zip" "-o$guestRepo" -y
$pesterDst = Join-Path $guestRepo '.tools\modules\Pester\5.9.1'
New-Item -ItemType Directory -Force -Path $pesterDst | Out-Null
robocopy "$guestLab\payload\Pester\5.9.1" $pesterDst /MIR /NFL /NDL /NJH /NJS /NP | Out-Null
[pscustomobject]@{
SyncedAt = (Get-Date).ToString('s')
Files = (Get-ChildItem -LiteralPath $guestRepo -Recurse -File -ErrorAction SilentlyContinue | Measure-Object).Count
HasBackup = (Test-Path (Join-Path $guestRepo 'Backup.ps1'))
HasPester = (Test-Path (Join-Path $pesterDst 'Pester.psd1'))
}
} -ArgumentList $cfg.GuestRepoPath, $cfg.GuestLabPath
Write-LabLog ("同步完成:{0} 个文件,Backup.ps1={1},Pester={2}" -f $info.Files, $info.HasBackup, $info.HasPester) 'STEP'
return $info
}
function Show-GuestOutput {
param($Result, [switch]$Quiet)
if (-not $Quiet) {
foreach ($line in @($Result.Tail)) { Write-Host " $line" }
foreach ($line in @($Result.ErrTail)) { if ($line) { Write-Host " ! $line" -ForegroundColor Yellow } }
}
$color = if ($Result.ExitCode -eq 0) { 'Green' } else { 'Red' }
Write-Host (" 退出码 = {0}" -f $Result.ExitCode) -ForegroundColor $color
}
# ---------------------------------------------------------------------------
# 动词
# ---------------------------------------------------------------------------
switch ($Verb) {
'status' {
$s = Get-VmSummary
if (-not $s) {
Write-Host 'VM 不存在。先跑 tools\lab\New-BakNRetLab.ps1 搭建。' -ForegroundColor Yellow
break
}
Write-Host ''
Write-Host ('== BakNRet 隔离测试环境 ==') -ForegroundColor Cyan
Write-Host ("VM : {0} [{1}] 已运行 {2}" -f $s.Name, $s.State, $s.UptimeText)
Write-Host ("规格 : Gen{0} / {1} vCPU / {2} GB / Default Switch" -f $s.Gen, $s.Cpu, $s.MemoryGB)
Write-Host ("实验室目录: {0}" -f $cfg.LabRoot)
Write-Host ("VHDX : {0} ({1} GB 实际占用)" -f $cfg.VhdxPath, [math]::Round((Get-Item -LiteralPath $cfg.VhdxPath).Length / 1GB, 2))
$snaps = @(Get-VMSnapshot -VMName $cfg.VmName -ErrorAction SilentlyContinue)
Write-Host ("检查点 : {0}" -f $(if ($snaps) { ($snaps | ForEach-Object { "$($_.Name) [$($_.CreationTime.ToString('MM-dd HH:mm'))]" }) -join ', ' } else { '(无)' }))
if ($s.State -eq 'Running') {
try {
$g = Invoke-LabCommand -RetrySeconds 30 -ScriptBlock {
$ok = Test-Path 'C:\BakNRet-Lab\state\provision.ok'
$os = Get-CimInstance Win32_OperatingSystem
$arch = @()
if (Test-Path 'C:\BakNRet-Lab\Backups') {
$arch = @(Get-ChildItem 'C:\BakNRet-Lab\Backups' -Filter *.7z -ErrorAction SilentlyContinue |
ForEach-Object { [pscustomobject]@{ Name = $_.BaseName; MB = [math]::Round($_.Length / 1MB, 2) } })
}
$src = 'C:\BakNRet-Lab\sources'
[pscustomobject]@{
Provisioned = $ok
OsBuild = $os.BuildNumber
OsCaption = $os.Caption
GuestPS = $PSVersionTable.PSVersion.ToString()
RepoFiles = $(if (Test-Path 'C:\BakNRet') { (Get-ChildItem 'C:\BakNRet' -Recurse -File -ErrorAction SilentlyContinue | Measure-Object).Count } else { 0 })
SourceMB = $(if (Test-Path $src) { [math]::Round(((Get-ChildItem $src -Recurse -File -Force -ErrorAction SilentlyContinue | Measure-Object Length -Sum).Sum) / 1MB, 1) } else { 0 })
Archives = $arch
LastLog = (Get-ChildItem 'C:\BakNRet-Lab\logs' -Filter 'backup-*.log' -ErrorAction SilentlyContinue |
Sort-Object LastWriteTime | Select-Object -Last 1 -ExpandProperty Name)
}
}
Write-Host ("VM 内 : 供给={0} {1} (build {2}) PS={3}" -f $g.Provisioned, $g.OsCaption, $g.OsBuild, $g.GuestPS)
Write-Host ("仓库副本 : C:\BakNRet {0} 个文件" -f $g.RepoFiles)
Write-Host ("沙盒源数据 : {0} MB" -f $g.SourceMB)
if ($g.Archives.Count -gt 0) {
Write-Host ("沙盒归档 : {0} 个({1} MB 合计)" -f $g.Archives.Count, [math]::Round((($g.Archives | Measure-Object MB -Sum).Sum), 1))
$g.Archives | Sort-Object MB -Descending | ForEach-Object { Write-Host (" {0,-52} {1,8} MB" -f $_.Name, $_.MB) }
} else { Write-Host '沙盒归档 : (还没有,跑 Lab.ps1 backup)' }
if ($g.LastLog) { Write-Host ("最近备份日志: {0}" -f $g.LastLog) }
} catch {
Write-Host ("VM 内查询失败(可能还没起来):{0}" -f $_.Exception.Message) -ForegroundColor Yellow
}
}
Write-Host ''
}
'start' {
$vm = Get-LabVm
if (-not $vm) { throw 'VM 不存在,先跑 New-BakNRetLab.ps1' }
if ($vm.State -ne 'Running') { Start-VM -Name $cfg.VmName; $null = Wait-LabVMRunning -TimeoutSeconds 180 }
Write-LabLog "VM 状态:$((Get-LabVm).State)" 'STEP'
}
'stop' {
$vm = Get-LabVm
if ($vm -and $vm.State -eq 'Running') {
Write-LabLog '正常关机(走集成服务)' 'STEP'
Stop-VM -Name $cfg.VmName -ErrorAction SilentlyContinue
Start-Sleep -Seconds 3
if ((Get-LabVm).State -ne 'Off') { Write-LabLog '未关机,强制断电' 'WARN'; Stop-VM -Name $cfg.VmName -TurnOff -Force }
}
Write-LabLog "VM 状态:$((Get-LabVm).State)" 'STEP'
}
'wait' {
$sw = [Diagnostics.Stopwatch]::StartNew()
while ($sw.Elapsed.TotalMinutes -lt 30) {
if (Test-LabGuestReady) {
Write-LabLog ("VM 已就绪(等待 {0} 分钟)" -f [math]::Round($sw.Elapsed.TotalMinutes, 1)) 'STEP'
$facts = Invoke-LabCommand -ScriptBlock { Get-Content 'C:\BakNRet-Lab\state\provisioned.json' -Raw }
Write-Host $facts
break
}
Start-Sleep -Seconds 10
}
if (-not (Test-LabGuestReady)) { throw '等待超时:VM 内供给仍未完成' }
}
'sync' { $null = Invoke-LabSync }
'seed' {
Write-LabLog '先把当前工作树同步进 VM' 'STEP'; $null = Invoke-LabSync
$argList = @()
if ($Force) { $argList += '-Force' }
Write-LabLog '在 VM 内生成沙盒假数据' 'STEP'
$r = Invoke-GuestScriptFile -ScriptPath $guestFixture -ScriptArgs $argList -Tag 'fixtures' -TailLines 20
Show-GuestOutput $r
}
'backup' {
Write-LabLog '先把当前工作树同步进 VM' 'STEP'; $null = Invoke-LabSync
$argList = @('-BackupListPath', $guestList, '-ConfigPath', $guestConfig)
if ($DryRun) { $argList += '-DryRun' }
if ($Force) { $argList += '-Force' }
if ($AcceptWarnings) { $argList += '-AcceptWarnings' }
Write-LabLog "在 VM 内跑 Backup.ps1(DryRun=$DryRun,Force=$Force)" 'STEP'
$r = Invoke-GuestScriptFile -ScriptPath "$($cfg.GuestRepoPath)\Backup.ps1" -ScriptArgs $argList -Tag 'backup' -TailLines 40
Show-GuestOutput $r
}
'restore' {
Write-LabLog '先把当前工作树同步进 VM' 'STEP'; $null = Invoke-LabSync
if (-not $Entries -or $Entries.Count -eq 0) {
$Entries = @(
'AppMultiSlot', 'AppFileSlot', '软件目录甲', 'JunctionToData',
'C:\BakNRet-Lab\sources\AppBig', 'C:\BakNRet-Lab\sources\AppDeep'
)
}
# 数组参数不能跨进程传(-File 只会绑第一个值),改用 ';' 分隔的纯文本,
# 由 payload\run-drill.ps1 在 VM 内做真正的数组绑定
$entriesCsv = (@($Entries) | ForEach-Object { [string]$_ }) -join ';'
$argList = @('-BackupDir', $guestBackupDir, '-ConfigPath', $guestConfig, '-EntriesCsv', $entriesCsv)
if ($KeepWork) { $argList += '-KeepWorkRoot' }
Write-LabLog ("恢复演练:{0} 个条目" -f @($Entries).Count) 'STEP'
$r = Invoke-GuestScriptFile -ScriptPath "$($cfg.GuestRepoPath)\tools\lab\payload\run-drill.ps1" -ScriptArgs $argList -Tag 'drill' -TailLines 45
Show-GuestOutput $r
}
'acl-test' {
Write-LabLog '先把当前工作树同步进 VM' 'STEP'; $null = Invoke-LabSync
$argList = @('-RepoPath', $cfg.GuestRepoPath, '-WorkRoot', 'C:\BakNRet-Lab\acl')
if ($SkipScoop) { $argList += '-SkipScoop' }
if ($KeepWork) { $argList += '-KeepWorkRoot' }
Write-LabLog '安全描述符演练:scoop 装的 vscode + ProgramData 属主 / CREATOR OWNER' 'STEP'
$r = Invoke-GuestScriptFile -ScriptPath "$($cfg.GuestRepoPath)\tools\lab\payload\run-acl-scenario.ps1" -ScriptArgs $argList -Tag 'acl' -TailLines 60
Show-GuestOutput $r
# 其它动词都不回传 guest 退出码(只有 test 会扔异常),这个必须扔:
# 否则演练失败时宿主侧仍然退出 0,等于没有门禁。
if ($r.ExitCode -ne 0) {
throw ("ACL 演练失败(退出码 {0}),VM 内日志 {1}" -f $r.ExitCode, $r.LogPath)
}
}
'test' {
$map = [ordered]@{
pester = @{ Path = 'tests\Run-Pester.ps1'; Args = @(); Name = 'Pester 套件' }
zero = @{ Path = 'tests\Run-Tests.ps1'; Args = @(); Name = '零依赖套件' }
e2e = @{ Path = 'tests\Run-E2E.ps1'; Args = @(); Name = '端到端验收' }
}
$pick = if ($Suite -eq 'all') { @($map.Keys) } else { @($Suite) }
Write-LabLog '先把当前工作树同步进 VM' 'STEP'
$null = Invoke-LabSync
$results = @()
foreach ($key in $pick) {
$item = $map[$key]
$argList = @($item.Args)
if ($key -eq 'e2e' -and $KeepWork) { $argList += '-KeepWorkRoot' }
Write-LabLog ("跑 {0}({1})" -f $item.Name, $item.Path) 'STEP'
# 走 UTF-8 包装器:测试自己抓子进程输出时按 UTF-8 读回,
# 而 VM 的控制台输出编码是 ANSI(936),直接跑会有 8 项中文断言失败(见 README「已知问题」)
$wrapperPath = "$($cfg.GuestRepoPath)\tools\lab\payload\run-suite-utf8.ps1"
$suiteArgs = @("$($cfg.GuestRepoPath)\$($item.Path)") + $argList
$r = Invoke-GuestScriptFile -ScriptPath $wrapperPath -ScriptArgs $suiteArgs -Tag "test-$key" -TailLines 8
Show-GuestOutput $r -Quiet
foreach ($line in @($r.Tail) | Where-Object { $_ -match '全部通过|通过 \d+ 项,失败|通过\s*\d+' }) { Write-Host " $line" }
$results += [pscustomobject]@{ Suite = $item.Name; ExitCode = $r.ExitCode; Log = $r.LogPath }
}
Write-Host ''
Write-Host '== 套件结果 ==' -ForegroundColor Cyan
$results | ForEach-Object {
$color = if ($_.ExitCode -eq 0) { 'Green' } else { 'Red' }
Write-Host (" {0,-14} 退出码 {1} 日志 {2}" -f $_.Suite, $_.ExitCode, $_.Log) -ForegroundColor $color
}
$bad = @($results | Where-Object ExitCode -ne 0)
if ($bad.Count -gt 0) { throw ("有 {0} 套件失败" -f $bad.Count) }
}
'shell' {
Write-LabLog '进入 VM(PowerShell Direct)。退出用 exit。' 'STEP'
$cred = Get-LabCredential
Enter-PSSession -VMName $cfg.VmName -Credential $cred
}
'console' {
$r = Invoke-LabCommand -ScriptBlock {
$out = @()
foreach ($f in 'C:\BakNRet-Lab\logs\provision.log') {
if (Test-Path $f) { $out += "===== $f ====="; $out += @(Get-Content $f -Tail 40 -Encoding UTF8) }
}
$latest = Get-ChildItem 'C:\BakNRet-Lab\logs' -Filter 'backup-*.log' -ErrorAction SilentlyContinue | Sort-Object LastWriteTime | Select-Object -Last 1
if ($latest) { $out += "===== $($latest.FullName) ====="; $out += @(Get-Content $latest.FullName -Tail 60 -Encoding UTF8) }
$out
}
$r | ForEach-Object { Write-Host $_ }
}
'checkpoint' {
if (-not $CheckpointName) { $CheckpointName = 'lab-' + (Get-Date -Format 'MMdd-HHmm') }
Checkpoint-VM -Name $cfg.VmName -SnapshotName $CheckpointName
Write-LabLog "已创建检查点 $CheckpointName" 'STEP'
}
'reset' {
if (-not $CheckpointName) { $CheckpointName = $cfg.CheckpointName }
$snap = Get-VMSnapshot -VMName $cfg.VmName -ErrorAction SilentlyContinue | Where-Object Name -eq $CheckpointName
if (-not $snap) { throw "找不到检查点 $CheckpointName" }
Write-LabLog "回到检查点 $CheckpointName" 'STEP'
Restore-VMSnapshot -VMSnapshot $snap -Confirm:$false
$null = Wait-LabVMRunning -TimeoutSeconds 240
Write-LabLog ("VM 状态:{0}" -f (Get-LabVm).State) 'STEP'
}
'destroy' {
if (-not $Confirm) { throw '这会删除 VM 与系统盘。确认请加 -Confirm。' }
$vm = Get-LabVm
if ($vm) {
if ($vm.State -ne 'Off') { Stop-VM -Name $cfg.VmName -TurnOff -Force }
Remove-VM -Name $cfg.VmName -Force
Write-LabLog "已删除虚拟机 $($cfg.VmName)" 'STEP'
}
if (Test-Path -LiteralPath $cfg.VhdxPath) {
Remove-Item -LiteralPath $cfg.VhdxPath -Force
Write-LabLog "已删除系统盘 $($cfg.VhdxPath)" 'STEP'
}
Write-LabLog '($LabRoot 下的日志与凭据保留,便于排查)' 'WARN'
}
}