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Sleeping
| """Own all development child processes, including npm and uvicorn descendants.""" | |
| import argparse | |
| import os | |
| import signal | |
| import subprocess | |
| import sys | |
| import time | |
| import urllib.request | |
| import webbrowser | |
| from pathlib import Path | |
| root = Path(__file__).resolve().parents[1] | |
| parser = argparse.ArgumentParser() | |
| parser.add_argument("--port", type=int, default=8010) | |
| parser.add_argument("--no-open", action="store_true") | |
| args = parser.parse_args() | |
| url = f"http://127.0.0.1:{args.port}" | |
| stop = False | |
| def request_stop(*_): | |
| global stop | |
| stop = True | |
| signal.signal(signal.SIGINT, request_stop) | |
| signal.signal(signal.SIGTERM, request_stop) | |
| processes = [] | |
| logs = [] | |
| try: | |
| for cmd, cwd, logname in [ | |
| (["npm", "run", "watch"], root / "frontend", "frontend.log"), | |
| ( | |
| [ | |
| sys.executable, | |
| "-m", | |
| "uvicorn", | |
| "app.main:app", | |
| "--app-dir", | |
| "backend", | |
| "--host", | |
| "127.0.0.1", | |
| "--port", | |
| str(args.port), | |
| "--reload", | |
| "--reload-dir", | |
| "backend/app", | |
| ], | |
| root, | |
| "backend.log", | |
| ), | |
| ]: | |
| log = (root / ".runtime" / logname).open("w") | |
| logs.append(log) | |
| processes.append( | |
| subprocess.Popen( | |
| cmd, | |
| cwd=cwd, | |
| stdout=log, | |
| stderr=subprocess.STDOUT, | |
| start_new_session=True, | |
| ) | |
| ) | |
| ready = False | |
| for _ in range(60): | |
| if stop: | |
| break | |
| if any(p.poll() is not None for p in processes): | |
| raise RuntimeError( | |
| "Um processo encerrou. Consulte .runtime/backend.log e frontend.log." | |
| ) | |
| try: | |
| with urllib.request.urlopen(url + "/api/health", timeout=1) as r: | |
| ready = r.status == 200 | |
| except Exception: | |
| pass | |
| if ready: | |
| break | |
| time.sleep(1) | |
| if not ready and not stop: | |
| raise RuntimeError( | |
| "A aplicação não respondeu em 60 segundos. Consulte .runtime/backend.log." | |
| ) | |
| if ready: | |
| from dotenv import dotenv_values | |
| settings = dotenv_values(root / ".env") | |
| identity = ( | |
| "Login: mesmos usuários e senhas da MESA (matrícula sem dígito)." | |
| if os.getenv("AUTH_PROVIDER", settings.get("AUTH_PROVIDER", "mesa")) | |
| == "mesa" | |
| else f'Acesso inicial: {root / ".runtime/dev-access.txt"}' | |
| ) | |
| print( | |
| f"\nCARLA em desenvolvimento: {url}\nPorta de entrada: carla\n{identity}\nFrontend: recompila ao salvar; atualize a página para ver as mudanças.\nBackend: recarrega automaticamente. Logs em .runtime/.\nCtrl+C encerra todos os processos.\n", | |
| flush=True, | |
| ) | |
| if not args.no_open: | |
| webbrowser.open(url) | |
| while not stop: | |
| if any(p.poll() is not None for p in processes): | |
| raise RuntimeError("Um processo encerrou; consulte os logs em .runtime/.") | |
| time.sleep(0.5) | |
| except Exception as exc: | |
| print(str(exc), file=sys.stderr) | |
| sys.exit(1) | |
| finally: | |
| for process in processes: | |
| try: | |
| os.killpg(process.pid, signal.SIGTERM) | |
| except ProcessLookupError: | |
| pass | |
| for process in processes: | |
| try: | |
| process.wait(timeout=7) | |
| except subprocess.TimeoutExpired: | |
| try: | |
| os.killpg(process.pid, signal.SIGKILL) | |
| except ProcessLookupError: | |
| pass | |
| for log in logs: | |
| log.close() | |