Add log_handler/src/log_handler/cli.py
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65
log_handler/src/log_handler/cli.py
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65
log_handler/src/log_handler/cli.py
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import argparse
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import json
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import logging
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from pathlib import Path
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from typing import Any, List
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from log_handler import core
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def _setup_logger() -> None:
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logging.basicConfig(
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level=logging.INFO,
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format="%(asctime)s [%(levelname)s] %(message)s",
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)
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def _validate_input_file(file_path: str) -> Path:
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path = Path(file_path)
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if not path.exists() or not path.is_file():
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raise FileNotFoundError(f"Logdatei nicht gefunden: {file_path}")
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return path
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def _write_output(data: List[Any], output_path: Path) -> None:
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try:
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with output_path.open('w', encoding='utf-8') as f:
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json.dump([d.__dict__ if hasattr(d, '__dict__') else d for d in data], f, indent=2)
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logging.info(f"Ergebnis geschrieben nach: {output_path}")
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except Exception as e:
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logging.error(f"Fehler beim Schreiben der Ausgabedatei: {e}")
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raise
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def main() -> None:
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_setup_logger()
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parser = argparse.ArgumentParser(description="CLI für den Langzeitbelichtung Log Analyzer")
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parser.add_argument("--input", required=True, help="Pfad zur Logdatei, die analysiert werden soll.")
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parser.add_argument("--output", required=False, help="Pfad für das Ausgabe-JSON mit den analysierten Daten.")
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args = parser.parse_args()
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try:
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log_file = _validate_input_file(args.input)
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logging.info(f"Analysiere Logdatei: {log_file}")
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parsed_data = core.parse_log_file(str(log_file))
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assert isinstance(parsed_data, list), "parse_log_file muss eine Liste zurückgeben."
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if args.output:
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output_path = Path(args.output)
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else:
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output_path = Path("output/parsed_data.json")
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output_path.parent.mkdir(parents=True, exist_ok=True)
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_write_output(parsed_data, output_path)
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logging.info("Analyse abgeschlossen.")
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except Exception as err:
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logging.error(f"Fehler bei der Ausführung: {err}")
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raise SystemExit(1)
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if __name__ == "__main__":
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main()
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