108 lines
3.3 KiB
Python
108 lines
3.3 KiB
Python
# -*- coding: utf-8 -*-
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# @version : 1.0
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# @Creaet Time : 2021/10/19 15:47
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# @File : exception.py
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# @IDE : PyCharm
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# @desc : 全局异常处理
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from fastapi.responses import JSONResponse
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from starlette.exceptions import HTTPException as StarletteHTTPException
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from fastapi.exceptions import RequestValidationError
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from starlette import status
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from fastapi import Request
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from fastapi.encoders import jsonable_encoder
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from fastapi import FastAPI
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from core.logger import logger
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class CustomException(Exception):
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def __init__(self, msg: str, code: int):
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self.msg = msg
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self.code = code
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def register_exception(app: FastAPI):
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"""
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异常捕捉
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"""
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@app.exception_handler(CustomException)
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async def custom_exception_handler(request: Request, exc: CustomException):
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"""
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自定义异常
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"""
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return JSONResponse(
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status_code=200,
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content={"message": exc.msg, "code": exc.code},
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)
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@app.exception_handler(StarletteHTTPException)
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async def unicorn_exception_handler(request: Request, exc: StarletteHTTPException):
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"""
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重写HTTPException异常处理器
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"""
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print("捕捉到重写HTTPException异常异常：unicorn_exception_handler")
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logger.error(exc.detail)
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print(exc.detail)
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return JSONResponse(
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status_code=200,
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content={
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"code": status.HTTP_400_BAD_REQUEST,
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"message": exc.detail,
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}
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)
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@app.exception_handler(RequestValidationError)
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async def validation_exception_handler(request: Request, exc: RequestValidationError):
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"""
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重写请求验证异常处理器
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"""
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print("捕捉到重写请求验证异常异常：validation_exception_handler")
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logger.error(exc.errors())
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print(exc.errors())
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return JSONResponse(
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status_code=200,
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content=jsonable_encoder(
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{
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"message": exc.errors()[0].get("msg")
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, "body": exc.body
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, "code": status.HTTP_400_BAD_REQUEST
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}
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),
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)
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@app.exception_handler(ValueError)
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async def value_exception_handler(request: Request, exc: ValueError):
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"""
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捕获值异常
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"""
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print("捕捉到值异常：value_exception_handler")
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logger.error(exc.__str__())
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print(exc.__str__())
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return JSONResponse(
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status_code=200,
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content=jsonable_encoder(
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{
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"message": exc.__str__()
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, "code": status.HTTP_400_BAD_REQUEST
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}
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),
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)
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@app.exception_handler(Exception)
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async def all_exception_handler(request: Request, exc: Exception):
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"""
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捕获全部异常
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"""
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print("捕捉到全局异常：all_exception_handler")
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logger.error(exc.__str__())
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return JSONResponse(
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status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
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content=jsonable_encoder(
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{
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"message": "接口异常！"
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, "code": status.HTTP_500_INTERNAL_SERVER_ERROR
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}
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),
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)
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