Files
Stend_mont/universal-runtime/manager.py
T
ruslan 419b495020 feat: RDP ACL exclusivity, mobile wall, nav buttons, resolution xrandr
- RDP сервис может быть назначен только одному пользователю в ACL
- Мобильная заглушка на dashboard при ширине < 1024px
- rdp-proxy: кнопки навигации, спиннер Ожидайте, реконнект
- session_wait_page: тёмная тема, CSS спиннер
- kiosk/universal-runtime manager.py: xrandr + cvt --newmode для resolution
- Dockerfiles: x11-xserver-utils, x11-utils
2026-04-27 18:49:06 +00:00

258 lines
8.4 KiB
Python

#!/usr/bin/env python3
import json
import os
import signal
import subprocess
import threading
from http.server import BaseHTTPRequestHandler, HTTPServer
DISPLAY = os.environ.get("DISPLAY", ":1")
CHROME_WINDOW_SIZE = os.environ.get("CHROME_WINDOW_SIZE", "1920,1080")
RESOLUTION_MIN_WIDTH = int(os.environ.get("WEB_RESOLUTION_MIN_WIDTH", "1024"))
RESOLUTION_MIN_HEIGHT = int(os.environ.get("WEB_RESOLUTION_MIN_HEIGHT", "720"))
RESOLUTION_MAX_WIDTH = int(os.environ.get("WEB_RESOLUTION_MAX_WIDTH", "3840"))
RESOLUTION_MAX_HEIGHT = int(os.environ.get("WEB_RESOLUTION_MAX_HEIGHT", "2160"))
_state = {
"proc": None,
"mode": "idle",
"target": "",
"resolution": CHROME_WINDOW_SIZE,
}
_lock = threading.Lock()
def _stop_current() -> None:
proc = _state.get("proc")
if not proc:
return
try:
os.killpg(os.getpgid(proc.pid), signal.SIGTERM)
proc.wait(timeout=4)
except Exception:
try:
os.killpg(os.getpgid(proc.pid), signal.SIGKILL)
except Exception:
pass
finally:
_state["proc"] = None
def _start_process(cmd: list[str], mode: str, target: str) -> None:
_stop_current()
logf = open("/tmp/session-app.log", "a", buffering=1)
env = os.environ.copy()
env["DISPLAY"] = DISPLAY
proc = subprocess.Popen( # noqa: S603
cmd,
stdout=logf,
stderr=subprocess.STDOUT,
env=env,
start_new_session=True,
)
_state["proc"] = proc
_state["mode"] = mode
_state["target"] = target
def _sanitize_resolution(width: int | None, height: int | None) -> tuple[int, int]:
if not width or not height:
try:
default_w, default_h = [int(x) for x in CHROME_WINDOW_SIZE.split(",", 1)]
return default_w, default_h
except Exception:
return 1920, 1080
safe_w = max(RESOLUTION_MIN_WIDTH, min(int(width), RESOLUTION_MAX_WIDTH))
safe_h = max(RESOLUTION_MIN_HEIGHT, min(int(height), RESOLUTION_MAX_HEIGHT))
return safe_w, safe_h
def _xrandr_output_name() -> str | None:
try:
out = subprocess.run(
["xrandr", "-display", DISPLAY],
capture_output=True, text=True, check=False,
).stdout
for line in out.splitlines():
if " connected" in line:
return line.split()[0]
except Exception:
pass
return None
def _add_mode_via_cvt(width: int, height: int, output_name: str) -> bool:
try:
cvt = subprocess.run(
["cvt", str(width), str(height)],
capture_output=True, text=True, check=False,
)
if cvt.returncode != 0:
return False
modeline_line = next((l for l in cvt.stdout.splitlines() if l.startswith("Modeline")), None)
if not modeline_line:
return False
parts = modeline_line.split()
mode_name = parts[1].strip('"')
mode_params = parts[2:]
subprocess.run(["xrandr", "-display", DISPLAY, "--newmode", mode_name] + mode_params,
check=False, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
subprocess.run(["xrandr", "-display", DISPLAY, "--addmode", output_name, mode_name],
check=False, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
subprocess.run(["xrandr", "-display", DISPLAY, "--output", output_name, "--mode", mode_name],
check=False, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
return True
except Exception:
return False
def apply_resolution(width: int | None, height: int | None) -> tuple[int, int]:
safe_w, safe_h = _sanitize_resolution(width, height)
result = subprocess.run(
["xrandr", "-display", DISPLAY, "-s", f"{safe_w}x{safe_h}"],
check=False, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL,
)
if result.returncode != 0:
output_name = _xrandr_output_name()
if output_name:
_add_mode_via_cvt(safe_w, safe_h, output_name)
_state["resolution"] = f"{safe_w},{safe_h}"
return safe_w, safe_h
def open_web(url: str, width: int | None = None, height: int | None = None) -> None:
safe_w, safe_h = apply_resolution(width, height)
cmd = [
"chromium",
"--no-sandbox",
"--disable-dev-shm-usage",
"--disable-gpu",
"--use-gl=swiftshader",
"--kiosk",
"--disable-translate",
"--disable-features=TranslateUI,ExtensionsToolbarMenu",
"--disable-pinch",
"--overscroll-history-navigation=0",
"--ignore-certificate-errors",
"--allow-insecure-localhost",
"--allow-running-insecure-content",
f"--window-size={safe_w},{safe_h}",
"--no-first-run",
"--no-default-browser-check",
url,
]
_start_process(cmd, "web", url)
def open_rdp(payload: dict) -> None:
host = (payload.get("host") or "").strip()
if not host:
raise ValueError("host is required")
port = str(payload.get("port") or "3389").strip()
user = (payload.get("user") or "").strip()
password = (payload.get("password") or "").strip()
domain = (payload.get("domain") or "").strip()
security = (payload.get("security") or "").strip().lower()
cmd = [
"xfreerdp",
f"/v:{host}:{port}",
"/cert:ignore",
"/f",
"/dynamic-resolution",
"/network:auto",
"+clipboard",
]
if security:
cmd.append(f"/sec:{security}")
if user:
cmd.append(f"/u:{user}")
if password:
cmd.append(f"/p:{password}")
if domain:
cmd.append(f"/d:{domain}")
safe_target = f"{host}:{port}"
_start_process(cmd, "rdp", safe_target)
class Handler(BaseHTTPRequestHandler):
def _read_json(self):
length = int(self.headers.get("Content-Length", "0"))
if length <= 0:
return {}
raw = self.rfile.read(length)
return json.loads(raw.decode("utf-8"))
def _json(self, code: int, payload: dict):
body = json.dumps(payload).encode("utf-8")
self.send_response(code)
self.send_header("Content-Type", "application/json")
self.send_header("Content-Length", str(len(body)))
self.end_headers()
self.wfile.write(body)
def do_GET(self):
if self.path == "/health":
proc = _state.get("proc")
running = bool(proc and proc.poll() is None)
self._json(
200,
{
"ok": True,
"mode": _state.get("mode", "idle"),
"running": running,
"target": _state.get("target", ""),
"resolution": _state.get("resolution", CHROME_WINDOW_SIZE),
},
)
return
self._json(404, {"detail": "Not found"})
def do_POST(self):
try:
data = self._read_json()
if self.path == "/open":
url = (data.get("url") or "").strip()
if not (url.startswith("http://") or url.startswith("https://")):
self._json(400, {"detail": "Invalid URL"})
return
width = data.get("width")
height = data.get("height")
with _lock:
open_web(url, width=width, height=height)
self._json(
200,
{
"ok": True,
"mode": "web",
"target": url,
"resolution": _state.get("resolution", CHROME_WINDOW_SIZE),
},
)
return
if self.path == "/resolution":
width = data.get("width")
height = data.get("height")
with _lock:
safe_w, safe_h = apply_resolution(width, height)
self._json(200, {"ok": True, "width": safe_w, "height": safe_h})
return
if self.path == "/rdp":
with _lock:
open_rdp(data)
self._json(200, {"ok": True, "mode": "rdp"})
return
self._json(404, {"detail": "Not found"})
except Exception as exc:
self._json(500, {"detail": str(exc)})
def log_message(self, fmt, *args):
return
if __name__ == "__main__":
server = HTTPServer(("0.0.0.0", 7000), Handler)
server.serve_forever()