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3493993 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 | from __future__ import annotations
from app.core.exceptions import MediaAPIError
from app.generation.domain.enums import WorkerErrorCategory
class GenerationError(MediaAPIError):
code = "GENERATION_ERROR"
status_code = 400
class GenerationProviderUnavailableError(GenerationError):
code = "GENERATION_PROVIDER_UNAVAILABLE"
status_code = 503
class GenerationCapabilityUnsupportedError(GenerationError):
code = "GENERATION_CAPABILITY_UNSUPPORTED"
status_code = 422
class GenerationValidationError(GenerationError):
code = "GENERATION_VALIDATION_ERROR"
status_code = 422
class GenerationRequestNotFoundError(GenerationError):
code = "GENERATION_REQUEST_NOT_FOUND"
status_code = 404
class GenerationJobNotFoundError(GenerationError):
code = "GENERATION_JOB_NOT_FOUND"
status_code = 404
class GenerationIdempotencyConflictError(GenerationError):
code = "GENERATION_IDEMPOTENCY_CONFLICT"
status_code = 409
class GenerationTransitionError(GenerationError):
code = "GENERATION_INVALID_STATE_TRANSITION"
status_code = 409
class GenerationInputAssetNotFoundError(GenerationError):
code = "GENERATION_INPUT_ASSET_NOT_FOUND"
status_code = 404
class GenerationProviderJobConflictError(GenerationError):
"""A provider job ID is already bound to a different logical job."""
code = "GENERATION_PROVIDER_JOB_CONFLICT"
status_code = 409
class GenerationOutputConflictError(GenerationError):
code = "GENERATION_OUTPUT_CONFLICT"
status_code = 409
class GenerationWorkerError(GenerationError):
"""Safe normalised failure returned by a remote generation worker."""
code = "GENERATION_WORKER_ERROR"
status_code = 502
_CLIENT_STATUS_BY_CATEGORY = {
WorkerErrorCategory.INVALID_REQUEST: 422,
WorkerErrorCategory.WORKER_UNAVAILABLE: 503,
WorkerErrorCategory.WORKER_NOT_READY: 503,
WorkerErrorCategory.TIMEOUT: 504,
WorkerErrorCategory.RATE_LIMITED: 503,
}
def __init__(
self,
*,
category: WorkerErrorCategory,
message: str,
retryable: bool,
http_status: int | None = None,
) -> None:
super().__init__(message)
self.category = category
self.retryable = retryable
self.http_status = http_status
self.status_code = self._CLIENT_STATUS_BY_CATEGORY.get(category, 502)
class GenerationCancellationError(GenerationWorkerError):
code = "GENERATION_CANCELLATION_FAILED"
def __init__(self, message: str = "Generation cancellation could not be confirmed.") -> None:
super().__init__(
category=WorkerErrorCategory.CANCELLATION_ERROR,
message=message,
retryable=False,
)
class GenerationOutputError(GenerationWorkerError):
code = "GENERATION_OUTPUT_INVALID"
def __init__(self, message: str = "Generation worker output is invalid.") -> None:
super().__init__(
category=WorkerErrorCategory.OUTPUT_ERROR,
message=message,
retryable=False,
)
|