91 lines
5.0 KiB
PowerShell
91 lines
5.0 KiB
PowerShell
# Windowless launcher acceptance without Task Scheduler, GitHub registration or signing credentials.
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$ErrorActionPreference = 'Stop'
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if (-not $IsWindows) { throw 'Requires PowerShell 7 on Windows.' }
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$root = Join-Path ([IO.Path]::GetTempPath()) ('dsh-launcher-' + [guid]::NewGuid().ToString('N'))
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$taskRoot = Join-Path $root 'task with spaces'
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$null = New-Item -ItemType Directory -Path $taskRoot
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$launcher = Join-Path $taskRoot 'launcher.exe'
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$compiler = Join-Path $env:SystemRoot 'Microsoft.NET/Framework64/v4.0.30319/csc.exe'
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& $compiler /nologo /target:winexe "/out:$launcher" (Join-Path $PSScriptRoot '../scripts/windows-runner-launcher.cs')
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if ($LASTEXITCODE -ne 0) { throw 'Launcher compilation failed.' }
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$image = [IO.File]::ReadAllBytes($launcher)
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$peOffset = [BitConverter]::ToInt32($image, 0x3c)
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if ([BitConverter]::ToUInt16($image, $peOffset + 24 + 68) -ne 2) { throw 'Launcher must use the Windows GUI subsystem.' }
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@'
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Add-Type -TypeDefinition 'using System; using System.Runtime.InteropServices; public static class ConsoleProbe { [DllImport("kernel32.dll")] public static extern IntPtr GetConsoleWindow(); }'
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[Console]::WriteLine('console=' + [ConsoleProbe]::GetConsoleWindow().ToInt64())
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[Console]::Error.WriteLine('launcher stderr probe')
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exit 37
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'@ | Set-Content -LiteralPath (Join-Path $taskRoot 'run.ps1')
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function Invoke-Launcher([string]$Executable, [int]$ExpectedExit) {
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$existingLogs = @(Get-ChildItem -LiteralPath $taskRoot -Filter 'launcher-*.err.log' | ForEach-Object FullName)
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$process = [Diagnostics.Process]::new()
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$process.StartInfo = [Diagnostics.ProcessStartInfo]::new($launcher)
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$process.StartInfo.UseShellExecute = $false
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$process.StartInfo.CreateNoWindow = $true
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$process.StartInfo.ArgumentList.Add($Executable)
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$started = $false
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$primaryFailure = $null
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try {
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$started = $process.Start()
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if (-not $process.WaitForExit(30000)) { throw 'Launcher did not exit within 30 seconds.' }
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if ($process.ExitCode -ne $ExpectedExit) { throw "Expected exit $ExpectedExit, got $($process.ExitCode)." }
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$logs = @(Get-ChildItem -LiteralPath $taskRoot -Filter ('launcher-*-'+$process.Id+'-*.err.log') | Where-Object { $_.FullName -notin $existingLogs })
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if ($logs.Count -ne 1) { throw 'Expected a unique launcher diagnostic.' }
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return $logs[0].FullName.Substring(0, $logs[0].FullName.Length - '.err.log'.Length)
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} catch { $primaryFailure = $_; throw } finally {
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try {
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if ($started -and -not $process.HasExited) {
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$process.Kill($true)
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if (-not $process.WaitForExit(30000)) { throw 'Launcher teardown did not complete.' }
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}
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} catch {
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if (-not $primaryFailure) { throw }
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Write-Warning "Launcher cleanup also failed: $_"
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} finally {
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$process.Dispose()
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}
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}
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}
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$log = Invoke-Launcher (Join-Path $PSHOME 'pwsh.exe') 37
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if ((Get-Content -LiteralPath ($log + '.out.log') -Raw).Trim() -ne 'console=0') { throw 'Child allocated a console or stdout was lost.' }
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if ((Get-Content -LiteralPath ($log + '.err.log') -Raw).Trim() -ne 'launcher stderr probe') { throw 'Child stderr was lost.' }
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$log = Invoke-Launcher (Join-Path $root 'missing.exe') 4
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if (-not (Get-Content -LiteralPath ($log + '.err.log') -Raw).Contains('Win32Exception')) { throw 'Startup failure diagnostic was lost.' }
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@'
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$info = [Diagnostics.ProcessStartInfo]::new((Join-Path $PSHOME 'pwsh.exe'))
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$info.UseShellExecute = $false
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$info.CreateNoWindow = $true
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$info.ArgumentList.Add('-NoProfile')
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$info.ArgumentList.Add('-NonInteractive')
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$info.ArgumentList.Add('-Command')
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$info.ArgumentList.Add('Start-Sleep -Seconds 120')
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$orphan = [Diagnostics.Process]::Start($info)
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@{ Pid = $orphan.Id; Started = $orphan.StartTime.ToUniversalTime().Ticks } | ConvertTo-Json | Set-Content -LiteralPath (Join-Path $PSScriptRoot 'orphan.json')
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exit 37
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'@ | Set-Content -LiteralPath (Join-Path $taskRoot 'run.ps1')
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$orphan = $null
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$primaryFailure = $null
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try {
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$log = Invoke-Launcher (Join-Path $PSHOME 'pwsh.exe') 5
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if (-not (Get-Content -LiteralPath ($log + '.drain.log') -Raw).Contains('child exit 37')) { throw 'Inherited writer did not exercise bounded draining.' }
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} catch { $primaryFailure = $_; throw } finally {
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try {
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$recordFile = Join-Path $taskRoot 'orphan.json'
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if (Test-Path -LiteralPath $recordFile) {
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$record = Get-Content -LiteralPath $recordFile -Raw | ConvertFrom-Json
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$orphan = Get-Process -Id $record.Pid -ErrorAction SilentlyContinue
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if ($orphan -and $orphan.StartTime.ToUniversalTime().Ticks -eq $record.Started) {
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$orphan.Kill($true)
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if (-not $orphan.WaitForExit(30000)) { throw 'Orphan fixture did not exit.' }
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}
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}
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} catch {
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if (-not $primaryFailure) { throw }
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Write-Warning "Orphan cleanup also failed: $_"
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} finally {
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if ($orphan) { $orphan.Dispose() }
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}
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}
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Write-Output "PASS: GUI executable, no child console, exit propagation, stdout/stderr, startup failure and bounded inherited-pipe drain. Evidence: $root"
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