66 lines
1.9 KiB
Python
66 lines
1.9 KiB
Python
"""Structured JSON logging setup for asf-core.
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In production this is consumed by the log collector and forwarded to the
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observability stack. For local dev we keep a human-readable fallback.
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"""
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from __future__ import annotations
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import logging
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import sys
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from typing import Any
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import structlog
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from .config import get_settings
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def setup_logging() -> None:
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s = get_settings()
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level: str = s.asf_log_level.upper()
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is_dev: bool = s.asf_env in {"development", "dev", "local"}
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shared_processors: list[Any] = [
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structlog.contextvars.merge_contextvars,
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structlog.stdlib.add_log_level,
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structlog.stdlib.add_logger_name,
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structlog.processors.add_log_level,
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structlog.processors.TimeStamper(fmt="iso", utc=True, key="@timestamp"),
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structlog.processors.StackInfoRenderer(),
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]
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structlog.configure(
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processors=shared_processors
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+ [
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structlog.stdlib.ProcessorFormatter.wrap_for_formatter,
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],
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wrapper_class=structlog.stdlib.BoundLogger,
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logger_factory=structlog.stdlib.LoggerFactory(),
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cache_logger_on_first_use=True,
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)
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formatter_renderer: Any = (
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structlog.dev.ConsoleRenderer()
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if is_dev
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else structlog.processors.JSONRenderer(sort_keys=False)
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)
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formatter = structlog.stdlib.ProcessorFormatter(
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foreign_pre_chain=shared_processors,
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processors=[
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structlog.stdlib.ProcessorFormatter.remove_processors_meta,
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formatter_renderer,
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],
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)
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handler = logging.StreamHandler(stream=sys.stdout)
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handler.setFormatter(formatter)
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root = logging.getLogger()
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root.handlers.clear()
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root.addHandler(handler)
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root.setLevel(getattr(logging, level, logging.INFO))
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# silence noisy third parties
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for _name in ("uvicorn.access", "httpx", "httpcore"):
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logging.getLogger(_name).setLevel(logging.WARNING)
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