piexian
d25d2eae18
- 修复裸 except 为 except Exception - 修复单行多语句 (E701) - 移除未使用的导入 (F401) - 添加 noqa 注释忽略 main.py 的 E402 (设计决策) - 代码格式化
72 lines
2.0 KiB
Python
72 lines
2.0 KiB
Python
"""
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响应中间件
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Response Middleware
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用于记录请求日志、生成 TraceID 和计算请求耗时
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"""
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import time
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import uuid
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from starlette.middleware.base import BaseHTTPMiddleware
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from starlette.requests import Request
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from app.core.logger import logger
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class ResponseLoggerMiddleware(BaseHTTPMiddleware):
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"""
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请求日志/响应追踪中间件
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Request Logging and Response Tracking Middleware
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"""
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async def dispatch(self, request: Request, call_next):
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# 生成请求 ID
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trace_id = str(uuid.uuid4())
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request.state.trace_id = trace_id
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start_time = time.time()
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# 记录请求信息
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logger.info(
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f"Request: {request.method} {request.url.path}",
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extra={
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"traceID": trace_id,
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"method": request.method,
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"path": request.url.path,
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},
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)
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try:
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response = await call_next(request)
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# 计算耗时
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duration = (time.time() - start_time) * 1000
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# 记录响应信息
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logger.info(
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f"Response: {request.method} {request.url.path} - {response.status_code} ({duration:.2f}ms)",
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extra={
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"traceID": trace_id,
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"method": request.method,
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"path": request.url.path,
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"status": response.status_code,
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"duration_ms": round(duration, 2),
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},
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)
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return response
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except Exception as e:
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duration = (time.time() - start_time) * 1000
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logger.error(
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f"Response Error: {request.method} {request.url.path} - {str(e)} ({duration:.2f}ms)",
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extra={
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"traceID": trace_id,
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"method": request.method,
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"path": request.url.path,
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"duration_ms": round(duration, 2),
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"error": str(e),
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},
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)
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raise e
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