mirror of
https://github.com/idrainformatica/PecFlow.git
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66 lines
2.0 KiB
Python
66 lines
2.0 KiB
Python
"""
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Structured logging per PEChub.
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In produzione (LOG_JSON=true) emette log JSON per aggregatori (Loki, ELK).
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In sviluppo emette log leggibili colorati.
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"""
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import logging
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import sys
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from typing import Any
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from app.config import get_settings
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settings = get_settings()
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def _build_handler() -> logging.Handler:
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handler = logging.StreamHandler(sys.stdout)
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if settings.log_json:
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try:
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import json
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class JsonFormatter(logging.Formatter):
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def format(self, record: logging.LogRecord) -> str:
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log_entry: dict[str, Any] = {
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"timestamp": self.formatTime(record, "%Y-%m-%dT%H:%M:%S"),
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"level": record.levelname,
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"logger": record.name,
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"message": record.getMessage(),
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}
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if record.exc_info:
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log_entry["exception"] = self.formatException(record.exc_info)
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return json.dumps(log_entry, ensure_ascii=False)
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handler.setFormatter(JsonFormatter())
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except Exception:
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pass
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else:
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fmt = "%(asctime)s %(levelname)-8s %(name)s – %(message)s"
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handler.setFormatter(logging.Formatter(fmt, datefmt="%H:%M:%S"))
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return handler
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def setup_logging() -> None:
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"""Configura il logging applicativo. Da chiamare all'avvio dell'app."""
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level = getattr(logging, settings.log_level.upper(), logging.INFO)
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root_logger = logging.getLogger()
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root_logger.setLevel(level)
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# Rimuovi handler esistenti per evitare duplicati
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root_logger.handlers.clear()
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root_logger.addHandler(_build_handler())
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# Riduci verbosità librerie rumorose
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logging.getLogger("uvicorn.access").setLevel(logging.WARNING)
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logging.getLogger("sqlalchemy.engine").setLevel(
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logging.INFO if settings.app_debug else logging.WARNING
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)
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def get_logger(name: str) -> logging.Logger:
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"""Restituisce un logger con il nome specificato."""
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return logging.getLogger(name)
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