- 后端:强化平台/审批/资源/系统接口权限校验与操作日志,更新权限设计文档与测试用例 - 存储:新增 MinIO 独立部署适配(端口 19000/19001),外部端点与 host-gateway 互通 - 离线:打包 tiktoken cl100k_base 词表进镜像,避免无网环境联网下载 - 其他:算力节点接口微调,前端微调创建页小修,忽略 MinIO 运行时数据 Co-Authored-By: Claude <noreply@anthropic.com>
266 lines
9.2 KiB
Python
266 lines
9.2 KiB
Python
from __future__ import annotations
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from contextvars import ContextVar
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from datetime import date, datetime, timedelta
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import json
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import logging
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from logging import Handler, LogRecord
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from pathlib import Path
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import re
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import time
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from typing import Any
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from uuid import uuid4
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from fastapi import FastAPI, Request
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from app.core.config import Settings, get_settings
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request_id_var: ContextVar[str] = ContextVar("request_id", default="-")
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class RequestIdFilter(logging.Filter):
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def filter(self, record: LogRecord) -> bool:
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record.request_id = request_id_var.get()
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return True
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class JsonLogFormatter(logging.Formatter):
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"""Format one JSON object per line for ELK/Filebeat collection."""
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def format(self, record: LogRecord) -> str:
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payload: dict[str, Any] = {
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"@timestamp": datetime.fromtimestamp(record.created).astimezone().isoformat(
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timespec="milliseconds"
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),
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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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"module": record.module,
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"function": record.funcName,
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"file": record.pathname,
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"line": record.lineno,
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"process": record.process,
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"thread": record.thread,
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"thread_name": record.threadName,
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"request_id": getattr(record, "request_id", "-"),
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}
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if record.exc_info:
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payload["exception"] = self.formatException(record.exc_info)
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if record.stack_info:
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payload["stack"] = self.formatStack(record.stack_info)
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return json.dumps(payload, ensure_ascii=False, separators=(",", ":"))
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class DateSizeRotatingFileHandler(Handler):
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"""Rotate log files by date and size while keeping date in every file name."""
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def __init__(
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self,
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log_dir: str | Path,
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file_prefix: str,
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max_bytes: int,
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retention_days: int,
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encoding: str = "utf-8",
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) -> None:
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super().__init__()
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self.log_dir = Path(log_dir)
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self.file_prefix = file_prefix
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self.max_bytes = max_bytes
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self.retention_days = retention_days
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self.encoding = encoding
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self._current_date: date | None = None
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self._stream: Any | None = None
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self._current_path: Path | None = None
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self.log_dir.mkdir(parents=True, exist_ok=True)
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def emit(self, record: LogRecord) -> None:
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try:
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message = self.format(record) + self.terminator
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encoded_size = len(message.encode(self.encoding))
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self._ensure_stream()
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if self._should_rotate(encoded_size):
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self._rotate_by_size()
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self._ensure_stream(force=True)
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self._stream.write(message)
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self.flush()
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self._cleanup_expired_files()
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except Exception:
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self.handleError(record)
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@property
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def terminator(self) -> str:
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return "\n"
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def flush(self) -> None:
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if self._stream and not self._stream.closed:
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self._stream.flush()
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def close(self) -> None:
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try:
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if self._stream and not self._stream.closed:
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self._stream.close()
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finally:
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self._stream = None
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super().close()
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def _dated_path(self, target_date: date) -> Path:
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return self.log_dir / f"{self.file_prefix}-{target_date.isoformat()}.log"
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def _ensure_stream(self, force: bool = False) -> None:
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today = date.today()
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if not force and self._stream and self._current_date == today:
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return
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if self._stream and not self._stream.closed:
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self._stream.close()
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self._current_date = today
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self._current_path = self._dated_path(today)
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self._stream = self._current_path.open("a", encoding=self.encoding)
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def _should_rotate(self, incoming_size: int) -> bool:
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if not self._current_path or self.max_bytes <= 0:
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return False
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if not self._current_path.exists():
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return False
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return self._current_path.stat().st_size + incoming_size > self.max_bytes
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def _rotate_by_size(self) -> None:
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if not self._current_path or not self._current_path.exists():
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return
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if self._stream and not self._stream.closed:
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self._stream.close()
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self._stream = None
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stem = self._current_path.stem
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suffix = self._current_path.suffix
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index = 1
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while True:
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rotated_path = self.log_dir / f"{stem}.{index}{suffix}"
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if not rotated_path.exists():
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self._current_path.rename(rotated_path)
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return
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index += 1
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def _cleanup_expired_files(self) -> None:
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if self.retention_days <= 0:
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return
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cutoff = date.today() - timedelta(days=self.retention_days - 1)
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pattern = re.compile(
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rf"^{re.escape(self.file_prefix)}-(\d{{4}}-\d{{2}}-\d{{2}})(?:\.\d+)?\.log$"
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)
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for path in self.log_dir.glob(f"{self.file_prefix}-*.log"):
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match = pattern.match(path.name)
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if not match:
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continue
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file_date = datetime.strptime(match.group(1), "%Y-%m-%d").date()
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if file_date < cutoff:
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path.unlink(missing_ok=True)
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def configure_logging(settings: Settings | None = None) -> None:
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settings = settings or get_settings()
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root_logger = logging.getLogger()
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root_logger.handlers.clear()
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root_logger.setLevel(settings.log_level.upper())
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console_formatter = logging.Formatter(
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fmt=(
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"%(asctime)s | %(levelname)s | pid=%(process)d | %(threadName)s | "
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"request_id=%(request_id)s | %(name)s | %(pathname)s:%(lineno)d | %(message)s"
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),
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datefmt="%Y-%m-%d %H:%M:%S",
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)
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json_formatter = JsonLogFormatter()
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request_filter = RequestIdFilter()
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console_handler = logging.StreamHandler()
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console_handler.setFormatter(console_formatter)
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console_handler.addFilter(request_filter)
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file_handler = DateSizeRotatingFileHandler(
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log_dir=settings.log_dir,
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file_prefix=settings.log_file_prefix,
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max_bytes=settings.log_max_bytes,
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retention_days=settings.log_retention_days,
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)
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file_handler.setFormatter(json_formatter)
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file_handler.addFilter(request_filter)
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error_file_handler = DateSizeRotatingFileHandler(
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log_dir=settings.log_dir,
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file_prefix=settings.log_error_file_prefix,
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max_bytes=settings.log_max_bytes,
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retention_days=settings.log_retention_days,
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)
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error_file_handler.setLevel(logging.ERROR)
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error_file_handler.setFormatter(json_formatter)
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error_file_handler.addFilter(request_filter)
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root_logger.addHandler(console_handler)
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root_logger.addHandler(file_handler)
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root_logger.addHandler(error_file_handler)
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for logger_name in ("uvicorn", "uvicorn.error", "uvicorn.access"):
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logger = logging.getLogger(logger_name)
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logger.handlers.clear()
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logger.propagate = True
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logging.getLogger("uvicorn.access").setLevel(logging.WARNING)
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logging.getLogger("psycopg.pool").setLevel(logging.ERROR)
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def get_logger(name: str) -> logging.Logger:
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return logging.getLogger(name)
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def set_request_id(request_id: str) -> None:
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request_id_var.set(request_id)
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def setup_request_logging(app: FastAPI) -> None:
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logger = get_logger("app.access")
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@app.middleware("http")
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async def request_logging_middleware(request: Request, call_next): # type: ignore[no-untyped-def]
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request_id = request.headers.get("X-Request-ID") or str(uuid4())
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token = request_id_var.set(request_id)
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started_at = time.perf_counter()
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try:
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response = await call_next(request)
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elapsed_ms = (time.perf_counter() - started_at) * 1000
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# Docker/frontend probes and polling endpoints are intentionally
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# quiet at INFO; failures remain visible at WARNING/ERROR.
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noisy_paths = ("/health", "/system-info", "/compute/jobs/", "/model-eval/", "/model-compare/")
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log_method = logger.debug if request.method == "GET" and response.status_code < 400 else logger.info
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if any(request.url.path.endswith(path) or path in request.url.path for path in noisy_paths) and response.status_code < 400:
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log_method = logger.debug
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if response.status_code >= 400:
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log_method = logger.warning
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log_method(
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"request completed method=%s path=%s status_code=%s duration_ms=%.2f client=%s",
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request.method,
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request.url.path,
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response.status_code,
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elapsed_ms,
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request.client.host if request.client else "-",
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)
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response.headers["X-Request-ID"] = request_id
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return response
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except Exception:
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elapsed_ms = (time.perf_counter() - started_at) * 1000
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logger.exception(
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"request failed method=%s path=%s duration_ms=%.2f client=%s",
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request.method,
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request.url.path,
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elapsed_ms,
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request.client.host if request.client else "-",
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)
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raise
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finally:
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request_id_var.reset(token)
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