inecs
6033967e6a
Ship Keystone auth, multi-service handlers (Yoga→Dalmatian), Compose/Helm packaging, API contract packs, and pytest/Pulumi coverage labs.
52 lines
1.6 KiB
Python
52 lines
1.6 KiB
Python
"""Base external error representation."""
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from __future__ import annotations
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import logging
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from typing import Any
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from fastapi import Request
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from fastapi.responses import JSONResponse
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logger = logging.getLogger(__name__)
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class ApiError(Exception):
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"""A safe error intended for the Proxmox-compatible boundary."""
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def __init__(
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self, status_code: int, message: str, errors: dict[str, str] | None = None
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) -> None:
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super().__init__(message)
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self.status_code = status_code
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self.message = message
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self.errors = errors
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class ContractValidationError(ApiError):
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def __init__(self, errors: dict[str, str]) -> None:
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super().__init__(400, "parameter verification failed", errors)
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async def api_error_handler(_request: Request, exc: Exception) -> JSONResponse:
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if not isinstance(exc, ApiError):
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raise TypeError("api_error_handler received an incompatible exception")
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body: dict[str, Any] = {"data": None, "message": exc.message}
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if exc.errors is not None:
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body["errors"] = exc.errors
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return JSONResponse(status_code=exc.status_code, content=body)
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async def unhandled_exception_handler(request: Request, exc: Exception) -> JSONResponse:
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"""Log internal failures and return a stable non-FastAPI error envelope."""
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logger.exception(
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"unhandled request error",
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extra={"request_id": getattr(request.state, "request_id", None), "path": request.url.path},
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)
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body: dict[str, Any] = {
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"data": None,
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"errors": {"internal": "internal server error"},
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}
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return JSONResponse(status_code=500, content=body)
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