验证：补充2K刷新率与单显示器验收

tools/deploy-vdi-display-refresh.py

@@ -0,0 +1,75 @@
+"""Back up and deploy the VDD login refresh script in VM100, without rebooting."""
+import argparse
+import base64
+from pathlib import Path
+import runpy
+import sys
+
+sys.stdout.reconfigure(encoding="utf-8", errors="replace")
+parser = argparse.ArgumentParser(description=__doc__)
+parser.parse_args()
+root = Path(__file__).resolve().parent
+term = runpy.run_path(str(root / "pve_term_exec.py"))
+vm = runpy.run_path(str(root / "pve_vm.py"))
+ticket, csrf = term["login"]()
+state = vm["api"]("/api2/json/nodes/starhe/qemu/100/status/current", ticket=ticket)
+if state.get("status") != "running":
+    sys.exit("VM100 is not running; nothing changed")
+payload = base64.b64encode((root / "set-2k-display.ps1").read_bytes()).decode()
+command = r"""
+$ErrorActionPreference='Stop'
+$target='C:\ProgramData\VDI\set-2k-display.ps1'
+$task='VDISet2KDisplay'
+$entry=Get-ScheduledTask -TaskName $task
+if($entry.State -eq 'Running') { throw 'Display task is already running; inspect before deployment' }
+if(-not (Test-Path -LiteralPath $target)) { throw 'Original display script is missing' }
+if(($entry.Actions | Select-Object -First 1).Arguments -notlike '*set-2k-display.ps1*') {
+    throw 'Unexpected display task action; do not change it'
+}
+$backup='C:\ProgramData\VDI\backups\display-refresh-'+(Get-Date -Format 'yyyyMMdd-HHmmss')
+New-Item -ItemType Directory -Path $backup | Out-Null
+Copy-Item -LiteralPath $target -Destination "$backup\set-2k-display.ps1"
+Export-ScheduledTask -TaskName $task | Set-Content -Encoding UTF8 "$backup\VDISet2KDisplay.xml"
+if(Test-Path 'C:\ProgramData\VDI\set-2k-result.txt') {
+    Copy-Item 'C:\ProgramData\VDI\set-2k-result.txt' "$backup\previous-result.txt"
+}
+$temporary=$target+'.new'
+try {
+    [IO.File]::WriteAllBytes($temporary,[Convert]::FromBase64String('__PAYLOAD__'))
+    Move-Item -LiteralPath $temporary -Destination $target -Force
+    # Prove freshness by a newly created result file; scheduler LastRunTime can
+    # lag wall-clock time after VM clock correction and is not a reliable token.
+    Remove-Item -LiteralPath 'C:\ProgramData\VDI\set-2k-result.txt' -ErrorAction SilentlyContinue
+    Start-ScheduledTask -TaskName $task
+    Start-Sleep -Seconds 2
+    for($i=0;$i -lt 20;$i++) {
+        if((Get-ScheduledTask -TaskName $task).State -ne 'Running') { break }
+        Start-Sleep -Seconds 1
+    }
+    $info=Get-ScheduledTaskInfo -TaskName $task
+    if((Get-ScheduledTask -TaskName $task).State -eq 'Running' -or
+        $info.LastTaskResult -ne 0) {
+        throw 'New display task did not complete successfully'
+    }
+    $log=Get-Content 'C:\ProgramData\VDI\set-2k-result.txt' -Raw
+    if($log -notmatch 'result=0 mode=2560x1440@60') { throw '60Hz read-back missing in display task log' }
+    @{backup=$backup; task_result=$info.LastTaskResult; result=$log.Trim()} | ConvertTo-Json -Compress
+} catch {
+    if(Test-Path 'C:\ProgramData\VDI\set-2k-result.txt') {
+        Copy-Item 'C:\ProgramData\VDI\set-2k-result.txt' "$backup\failed-result.txt"
+        Get-Content "$backup\failed-result.txt"
+    }
+    if($info) { $info | Select-Object LastTaskResult,LastRunTime | ConvertTo-Json -Compress }
+    Stop-ScheduledTask -TaskName $task -ErrorAction SilentlyContinue
+    Copy-Item -LiteralPath "$backup\set-2k-display.ps1" -Destination $target -Force
+    Start-ScheduledTask -TaskName $task
+    throw
+} finally {
+    Remove-Item -LiteralPath $temporary -ErrorAction SilentlyContinue
+}
+""".replace("__PAYLOAD__", payload)
+out, error = vm["agent"](ticket, csrf, ["powershell.exe", "-NoProfile", "-Command", command])
+print(out)
+if error or '"task_result":0' not in out:
+    print(error, file=sys.stderr)
+    sys.exit(1)