File size: 1,490 Bytes
2f073d3 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | """
Structured logging configuration with PII redaction.
Uses structlog for JSON-formatted log output.
"""
import logging
import re
import structlog
_EMAIL_RE = re.compile(r"[a-zA-Z0-9_.+-]+@[a-zA-Z0-9-]+\.[a-zA-Z0-9-.]+")
_PHONE_RE = re.compile(r"\b\d{3}[-.]?\d{3}[-.]?\d{4}\b")
def _redact_pii(_logger, _method, event_dict):
"""Redact emails and phone numbers from log messages."""
msg = event_dict.get("event", "")
if isinstance(msg, str):
msg = _EMAIL_RE.sub("[REDACTED_EMAIL]", msg)
msg = _PHONE_RE.sub("[REDACTED_PHONE]", msg)
event_dict["event"] = msg
return event_dict
def setup_logging(log_level: str = "INFO"):
structlog.configure(
processors=[
structlog.contextvars.merge_contextvars,
structlog.stdlib.filter_by_level,
structlog.stdlib.add_logger_name,
structlog.stdlib.add_log_level,
structlog.processors.TimeStamper(fmt="iso"),
_redact_pii,
structlog.processors.StackInfoRenderer(),
structlog.processors.format_exc_info,
structlog.processors.JSONRenderer(),
],
wrapper_class=structlog.stdlib.BoundLogger,
context_class=dict,
logger_factory=structlog.stdlib.LoggerFactory(),
cache_logger_on_first_use=True,
)
logging.basicConfig(format="%(message)s", level=getattr(logging, log_level))
def get_logger(name: str = __name__):
return structlog.get_logger(name)
|