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68 lines
2.1 KiB
Python
68 lines
2.1 KiB
Python
import logging
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import sys
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from typing import TYPE_CHECKING
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from fastapi import HTTPException, Request
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from fastapi.exceptions import RequestValidationError
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from fastapi.responses import JSONResponse
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from dbgpt.core.schema.api import Result
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if sys.version_info < (3, 11):
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try:
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from exceptiongroup import ExceptionGroup
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except ImportError:
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ExceptionGroup = None
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if TYPE_CHECKING:
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from fastapi import FastAPI
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logger = logging.getLogger(__name__)
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async def validation_exception_handler(
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request: Request, exc: RequestValidationError
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) -> JSONResponse:
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"""Validation exception handler"""
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message = ""
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for error in exc.errors():
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loc = ".".join(list(map(str, error.get("loc"))))
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message += loc + ":" + error.get("msg") + ";"
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res = Result.failed(msg=message, err_code="E0001")
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logger.error(f"validation_exception_handler catch RequestValidationError: {res}")
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return JSONResponse(status_code=400, content=res.to_dict())
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async def http_exception_handler(request: Request, exc: HTTPException):
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res = Result.failed(
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msg=str(exc.detail),
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err_code=str(exc.status_code),
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)
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logger.error(f"http_exception_handler catch HTTPException: {res}")
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return JSONResponse(status_code=exc.status_code, content=res.to_dict())
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async def common_exception_handler(request: Request, exc: Exception) -> JSONResponse:
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"""Common exception handler"""
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if ExceptionGroup and isinstance(exc, ExceptionGroup):
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err_strs = []
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for e in exc.exceptions:
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err_strs.append(str(e))
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err_msg = ";".join(err_strs)
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else:
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err_msg = str(exc)
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res = Result.failed(
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msg=err_msg,
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err_code="E0003",
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)
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logger.error(f"common_exception_handler catch Exception: {res}")
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return JSONResponse(status_code=400, content=res.to_dict())
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def add_exception_handler(app: "FastAPI"):
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"""Add exception handler"""
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app.add_exception_handler(RequestValidationError, validation_exception_handler)
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app.add_exception_handler(HTTPException, http_exception_handler)
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app.add_exception_handler(Exception, common_exception_handler)
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