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home_control/service.py
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2026-08-22 16:12:14 +02:00
#!/usr/bin/env python3
"""Entry point and orchestrator for enabled home-control functions."""
from __future__ import annotations
import argparse
import logging
import signal
from pathlib import Path
import yaml
from lib import _arrival_detection
def load_config(path: Path) -> dict:
with path.open(encoding="utf-8") as stream:
config = yaml.safe_load(stream)
if not isinstance(config, dict):
raise ValueError("configuration must be a YAML mapping")
return config
def run(config: dict, once: bool = False) -> int:
stopped = False
def stop(*_: object) -> None:
nonlocal stopped
stopped = True
signal.signal(signal.SIGTERM, stop)
signal.signal(signal.SIGINT, stop)
arrival_config = config.get("arrival_detection")
if not isinstance(arrival_config, dict):
raise ValueError("arrival_detection configuration is required")
if not arrival_config.get("enabled", True):
logging.getLogger("home_control").info("arrival detection is disabled")
return 0
return _arrival_detection.run(arrival_config, lambda: stopped, once=once)
def main() -> int:
parser = argparse.ArgumentParser()
parser.add_argument("--config", type=Path, default=Path(__file__).with_name("service.yaml"))
parser.add_argument("--once", action="store_true", help="check once and print connected/absent")
args = parser.parse_args()
config = load_config(args.config)
arrival = config.get("arrival_detection", {})
logging_config = arrival.get("logging", {}) if isinstance(arrival, dict) else {}
logging.basicConfig(
level=getattr(logging, str(logging_config.get("level", "INFO")).upper()),
format="%(asctime)s %(levelname)s %(message)s",
)
return run(config, args.once)
if __name__ == "__main__":
raise SystemExit(main())