alexveley
367 lines
12 KiB
Bash
367 lines
12 KiB
Bash
#!/bin/bash
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# Poll RustDesk IDs via QEMU guest agent; update Proxmox VM notes + registry.json.
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# Install to /usr/local/sbin on pve. Cron every 5m. No guest reporter or share reports needed.
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# Usage: blair-sync-rustdesk-via-ga.sh [--dry-run]
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set -euo pipefail
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export BLAIR_SHARE="${BLAIR_SHARE:-/tank/blair-share}"
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[[ "${1:-}" == "--dry-run" ]] && export BLAIR_DRY_RUN=1
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if ! command -v python3 >/dev/null 2>&1; then
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echo 'python3 required on pve' >&2
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exit 1
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fi
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exec python3 - <<'PY'
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import base64
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import binascii
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import json
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import os
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import re
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import subprocess
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import time
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from datetime import date
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SHARE = os.environ.get('BLAIR_SHARE', '/tank/blair-share')
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REGISTRY = os.path.join(SHARE, 'fleet', 'registry.json')
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NODE = os.environ.get('BLAIR_PVE_NODE', 'pve')
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DRY_RUN = os.environ.get('BLAIR_DRY_RUN', '') in ('1', 'true', 'yes')
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VERBOSE = os.environ.get('BLAIR_VERBOSE', '') in ('1', 'true', 'yes')
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VMIDS_ENV = os.environ.get('BLAIR_VMIDS', '').strip()
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GUEST_READ_PATHS = [
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r'C:\ProgramData\Blair\rustdesk-report.json',
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r'C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\RustDesk\config\RustDesk2.toml',
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r'C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\RustDesk\config\RustDesk.toml',
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r'C:\Windows\System32\config\systemprofile\AppData\Roaming\RustDesk\config\RustDesk2.toml',
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r'C:\ProgramData\RustDesk\config\RustDesk2.toml',
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]
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PS_READ_ID = r'''
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$paths = @(
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'C:\ProgramData\Blair\rustdesk-report.json',
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'C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\RustDesk\config\RustDesk2.toml',
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'C:\Windows\ServiceProfiles\LocalService\AppData\Roaming\RustDesk\config\RustDesk.toml',
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'C:\Windows\System32\config\systemprofile\AppData\Roaming\RustDesk\config\RustDesk2.toml',
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'C:\ProgramData\RustDesk\config\RustDesk2.toml'
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)
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foreach ($p in $paths) {
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if (-not (Test-Path -LiteralPath $p)) { continue }
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$t = Get-Content -Raw -LiteralPath $p
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if ($p -like '*.json') {
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try {
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$j = $t | ConvertFrom-Json
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if ($j.rustdesk_id -match '^\d{6,12}$') { Write-Output $j.rustdesk_id; exit 0 }
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} catch {}
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}
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if ($t -match '(?m)^\s*id\s*=\s*[''"]?(\d{6,12})') { Write-Output $Matches[1]; exit 0 }
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}
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foreach ($rp in @(
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'HKLM:\SOFTWARE\RustDesk\Host',
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'HKLM:\SOFTWARE\RustDesk',
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'HKLM:\SOFTWARE\WOW6432Node\RustDesk\Host',
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'HKLM:\SOFTWARE\WOW6432Node\RustDesk'
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)) {
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if (-not (Test-Path $rp)) { continue }
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foreach ($n in @('id', 'Id', 'rustdesk_id', 'peer_id')) {
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$v = (Get-ItemProperty -Path $rp -Name $n -ErrorAction SilentlyContinue).$n
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if ($v -match '^\d{6,12}$') { Write-Output $v; exit 0 }
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}
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}
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exit 1
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'''
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def log(msg: str) -> None:
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print(msg, flush=True)
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def update_desc(old: str, new_id: str) -> str:
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if re.search(r'RustDesk\s+\d+', old):
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return re.sub(r'RustDesk\s+\d+', f'RustDesk {new_id}', old)
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if not old:
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return f'RustDesk {new_id}.'
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return f"{old.rstrip('.')}. RustDesk {new_id}."
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def load_registry() -> dict:
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with open(REGISTRY, encoding='utf-8') as fh:
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return json.load(fh)
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def fleet_vmids(registry: dict) -> list[int]:
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if VMIDS_ENV:
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return [int(x) for x in VMIDS_ENV.split() if x.isdigit()]
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return [int(s['vmid']) for s in registry.get('windows_gpu_seats', []) if s.get('vmid')]
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def registry_old_id(registry: dict, vmid: int) -> str:
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for seat in registry.get('windows_gpu_seats', []):
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if seat.get('vmid') == vmid:
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return str(seat.get('rustdesk_id', '') or '')
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return ''
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def qm_running(vmid: int) -> bool:
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proc = subprocess.run(['qm', 'status', str(vmid)], capture_output=True, text=True, check=False)
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return 'status: running' in proc.stdout
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def guest_ping(vmid: int) -> bool:
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proc = subprocess.run(
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['qm', 'guest', 'cmd', str(vmid), 'ping'],
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capture_output=True, text=True, check=False,
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)
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return proc.returncode == 0
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def decode_exec_payload(st: dict) -> tuple[str, str]:
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out = ''
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err = ''
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if st.get('out-data'):
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out = base64.b64decode(st['out-data']).decode('utf-8', errors='replace').strip()
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if st.get('err-data'):
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err = base64.b64decode(st['err-data']).decode('utf-8', errors='replace').strip()
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return out, err
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def parse_exec_result(st: dict) -> tuple[str | None, str | None]:
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exitcode = int(st.get('exitcode', 1))
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out, err = decode_exec_payload(st)
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if exitcode != 0:
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return None, err or f'guest exit {exitcode}'
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match = re.search(r'\d{6,12}', out)
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if not match:
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return None, f'no id in exec output: {out!r}'
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return match.group(0), None
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def guest_exec_text(vmid: int, command: list[str], timeout: int = 90) -> tuple[str | None, str | None]:
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proc = subprocess.run(
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['qm', 'guest', 'exec', str(vmid), '--'] + command,
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capture_output=True, text=True, check=False,
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)
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if not proc.stdout.strip():
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return None, proc.stderr.strip() or f'qm guest exec failed rc={proc.returncode}'
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try:
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data = json.loads(proc.stdout)
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except json.JSONDecodeError:
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return None, f'exec json parse error: {proc.stdout[:160]!r}'
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if data.get('exited') == 1:
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return parse_exec_result(data)
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pid = data.get('pid')
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if not pid:
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return None, f'exec returned no pid: {data!r}'
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deadline = time.time() + timeout
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while time.time() < deadline:
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st_proc = subprocess.run(
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['qm', 'guest', 'exec-status', str(vmid), str(pid)],
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capture_output=True, text=True, check=False,
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)
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try:
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st = json.loads(st_proc.stdout)
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except json.JSONDecodeError:
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time.sleep(2)
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continue
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if st.get('exited') != 1:
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time.sleep(2)
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continue
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return parse_exec_result(st)
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return None, 'guest exec timeout'
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def decode_agent_file_content(raw) -> str | None:
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if raw is None:
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return None
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if isinstance(raw, bytes):
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return raw.decode('utf-8-sig', errors='replace')
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text = str(raw).strip()
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if not text:
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return None
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# pvesh may return decoded file body (JSON/TOML/plain text).
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if text[0] in '{[#' or 'rustdesk_id' in text or re.search(r'(?m)^\s*id\s*=', text):
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return text.lstrip('\ufeff')
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ascii_blob = ''.join(text.split())
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if not ascii_blob:
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return None
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try:
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decoded = base64.b64decode(ascii_blob, validate=True)
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return decoded.decode('utf-8-sig', errors='replace')
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except (ValueError, binascii.Error):
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return text.lstrip('\ufeff')
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def guest_file_read(vmid: int, guest_path: str) -> tuple[str | None, str | None]:
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for path in {guest_path, guest_path.replace('\\', '/')}:
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try:
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proc = subprocess.run(
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[
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'pvesh', 'get', f'/nodes/{NODE}/qemu/{vmid}/agent/file-read',
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'--file', path, '--output-format', 'json',
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],
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capture_output=True, text=True, check=False,
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)
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if proc.returncode != 0:
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continue
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payload = json.loads(proc.stdout)
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data = payload.get('data', payload)
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if not isinstance(data, dict):
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continue
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raw = data.get('content')
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if raw is None:
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continue
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text = decode_agent_file_content(raw)
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if text:
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return text, None
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except (json.JSONDecodeError, ValueError, UnicodeError):
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continue
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return None, f'file-read failed for {guest_path}'
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def parse_id_from_content(text: str, path: str) -> str | None:
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if path.lower().endswith('.json'):
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try:
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rid = str(json.loads(text).get('rustdesk_id', '') or '').strip()
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if re.fullmatch(r'\d{6,12}', rid):
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return rid
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except json.JSONDecodeError:
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pass
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for pattern in (
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r'(?m)^\s*id\s*=\s*["\']?(\d{6,12})',
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r'(?m)rustdesk_id\s*=\s*["\']?(\d{6,12})',
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):
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match = re.search(pattern, text)
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if match:
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return match.group(1)
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return None
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def powershell_encoded(script: str) -> str:
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return base64.b64encode(script.strip().encode('utf-16-le')).decode('ascii')
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def guest_exec_powershell(vmid: int) -> tuple[str | None, str | None]:
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enc = powershell_encoded(PS_READ_ID)
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return guest_exec_text(
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vmid,
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['powershell.exe', '-NoProfile', '-EncodedCommand', enc],
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timeout=120,
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)
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def read_rustdesk_id(vmid: int) -> tuple[str | None, str | None]:
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errors: list[str] = []
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for path in GUEST_READ_PATHS:
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try:
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text, err = guest_file_read(vmid, path)
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if not text:
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if VERBOSE:
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errors.append(f'{path}: {err}')
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continue
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rid = parse_id_from_content(text, path)
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if rid:
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if VERBOSE:
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log(f'VM {vmid}: ID {rid} from file-read {path}')
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return rid, None
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errors.append(f'{path}: no id in file')
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except Exception as exc: # noqa: BLE001 — keep sync loop alive
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errors.append(f'{path}: {exc}')
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continue
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rid, err = guest_exec_powershell(vmid)
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if rid:
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if VERBOSE:
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log(f'VM {vmid}: ID {rid} from guest exec')
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return rid, None
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errors.append(f'exec: {err}')
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return None, errors[-1] if errors else 'unknown'
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def qm_description(vmid: int) -> str:
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proc = subprocess.run(['qm', 'config', str(vmid)], capture_output=True, text=True, check=False)
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for line in proc.stdout.splitlines():
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if line.startswith('description:'):
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return line.split(':', 1)[1].strip()
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return ''
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def desc_rustdesk_id(desc: str) -> str:
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match = re.search(r'RustDesk\s+(\d{6,12})', desc)
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return match.group(1) if match else ''
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def save_registry(registry: dict) -> None:
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tmp = REGISTRY + '.tmp'
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with open(tmp, 'w', encoding='utf-8') as fh:
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json.dump(registry, fh, indent=2)
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fh.write('\n')
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os.replace(tmp, REGISTRY)
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def main() -> int:
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if not os.path.isfile(REGISTRY):
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log(f'Missing registry: {REGISTRY}')
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return 1
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if DRY_RUN:
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log('DRY RUN - no qm set or registry writes')
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registry = load_registry()
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vmids = fleet_vmids(registry)
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if not vmids:
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log('No fleet VMIDs found')
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return 0
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registry_dirty = False
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for vmid in vmids:
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if not qm_running(vmid):
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log(f'VM {vmid}: skip (not running)')
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continue
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if not guest_ping(vmid):
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log(f'VM {vmid}: skip (guest agent not responding)')
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continue
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new_id, err = read_rustdesk_id(vmid)
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if not new_id:
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hint = ' (try BLAIR_VERBOSE=1)' if not VERBOSE else ''
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log(f'VM {vmid}: skip (could not read RustDesk ID: {err}){hint}')
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continue
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old_registry_id = registry_old_id(registry, vmid)
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current_desc = qm_description(vmid)
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old_desc_id = desc_rustdesk_id(current_desc)
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if new_id == old_registry_id and new_id == old_desc_id:
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log(f'VM {vmid}: OK ({new_id})')
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continue
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newdesc = update_desc(current_desc, new_id)
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log(f'VM {vmid}: {old_registry_id or old_desc_id or "(none)"} -> {new_id}')
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if DRY_RUN:
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preview = newdesc if len(newdesc) <= 120 else newdesc[:120] + '...'
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log(f' would set description: {preview}')
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continue
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subprocess.run(['qm', 'set', str(vmid), '-description', newdesc], check=True)
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registry['updated'] = date.today().isoformat()
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for seat in registry.get('windows_gpu_seats', []):
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if seat.get('vmid') == vmid:
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seat['rustdesk_id'] = new_id
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registry_dirty = True
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if registry_dirty and not DRY_RUN:
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save_registry(registry)
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log('Updated registry.json')
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return 0
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if __name__ == '__main__':
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raise SystemExit(main())
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PY
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