| from __future__ import annotations |
|
|
| from fastapi import FastAPI, Request |
| from fastapi.encoders import jsonable_encoder |
| from fastapi.exceptions import RequestValidationError |
| from fastapi.responses import JSONResponse |
| from starlette.exceptions import HTTPException as StarletteHTTPException |
|
|
| from services.protocol.error_response import anthropic_error_response, openai_error_response |
| from utils.sensitive_data import sanitize_sensitive_data |
|
|
|
|
| def _is_openai_compatible_path(path: str) -> bool: |
| return path == "/v1" or path.startswith("/v1/") |
|
|
|
|
| def _is_anthropic_messages_path(path: str) -> bool: |
| return path == "/v1/messages" |
|
|
|
|
| def _compatible_error_response( |
| request: Request, |
| detail: object, |
| status_code: int, |
| headers: dict[str, str] | None = None, |
| ) -> JSONResponse: |
| if _is_anthropic_messages_path(request.url.path): |
| return anthropic_error_response(detail, status_code, headers=headers) |
| return openai_error_response(detail, status_code, headers=headers) |
|
|
|
|
| def install_exception_handlers(app: FastAPI) -> None: |
| @app.exception_handler(StarletteHTTPException) |
| async def http_exception_handler(request: Request, exc: StarletteHTTPException) -> JSONResponse: |
| if _is_openai_compatible_path(request.url.path): |
| return _compatible_error_response(request, exc.detail, exc.status_code, exc.headers) |
| return JSONResponse( |
| status_code=exc.status_code, |
| content={ |
| "detail": sanitize_sensitive_data( |
| jsonable_encoder(exc.detail), |
| drop_personal_fields=True, |
| ) |
| }, |
| headers=exc.headers, |
| ) |
|
|
| @app.exception_handler(RequestValidationError) |
| async def validation_exception_handler(request: Request, exc: RequestValidationError) -> JSONResponse: |
| if _is_openai_compatible_path(request.url.path): |
| return _compatible_error_response(request, exc.errors(), 422) |
| return JSONResponse( |
| status_code=422, |
| content={ |
| "detail": sanitize_sensitive_data( |
| jsonable_encoder(exc.errors()), |
| drop_personal_fields=True, |
| ) |
| }, |
| ) |
|
|
