aleph.types.message_status module

exception aleph.types.message_status.AmendTargetNotFound(errors: str | Sequence[Any] | None = None)

Bases: RetryMessageException

The original post for an amend could not be found.

error_code: ErrorCode = 101

exception aleph.types.message_status.CannotAmendAmend(errors: str | Sequence[Any] | None = None)

Bases: InvalidMessageException

The original post targeted by an amend is an amend itself, which is forbidden.

error_code: ErrorCode = 102

exception aleph.types.message_status.CannotForgetForgetMessage(target_hash: str)

Bases: InvalidMessageException

The FORGET message targets another FORGET message, which is forbidden.

details() → Dict[str, Any] | None

error_code: ErrorCode = 502

class aleph.types.message_status.ErrorCode(value, names=None, *values, module=None, qualname=None, type=None, start=1, boundary=None)

Bases: IntEnum

BALANCE_INSUFFICIENT = 5

CONTENT_UNAVAILABLE = 3

FILE_UNAVAILABLE = 4

FORGET_FORGET = 502

FORGET_NO_TARGET = 500

FORGET_TARGET_NOT_FOUND = 501

INTERNAL_ERROR = -1

INVALID_FORMAT = 0

INVALID_SIGNATURE = 1

PERMISSION_DENIED = 2

POST_AMEND_AMEND = 102

POST_AMEND_NO_TARGET = 100

POST_AMEND_TARGET_NOT_FOUND = 101

STORE_REF_NOT_FOUND = 200

STORE_UPDATE_UPDATE = 201

VM_AMEND_NOT_ALLOWED = 302

VM_REF_NOT_FOUND = 300

VM_UPDATE_UPDATE = 303

VM_VOLUME_NOT_FOUND = 301

VM_VOLUME_TOO_SMALL = 304

exception aleph.types.message_status.FileNotFoundException(file_hash: str)

Bases: RetryMessageException

A file required to process the message could not be found, locally and/or on the network.

exception aleph.types.message_status.FileUnavailable(file_hash: str)

Bases: FileNotFoundException

A file pointed to by the message is not available at the moment.

error_code: ErrorCode = 4

exception aleph.types.message_status.ForgetTargetNotFound(target_hash: str | None = None, aggregate_key: str | None = None)

Bases: RetryMessageException

A target specified in the FORGET message could not be found.

details() → Dict[str, Any] | None

error_code: ErrorCode = 501

exception aleph.types.message_status.InsufficientBalanceException(balance: Decimal, required_balance: Decimal)

Bases: InvalidMessageException

The user does not have enough Aleph tokens to process the message.

details() → Dict[str, Any] | None

error_code: ErrorCode = 5

exception aleph.types.message_status.InternalError(errors: str | Sequence[Any] | None = None)

Bases: RetryMessageException

An unexpected situation occurred.

error_code: ErrorCode = -1

exception aleph.types.message_status.InvalidMessageException(errors: str | Sequence[Any] | None = None)

Bases: MessageProcessingException

The message is invalid and should be rejected.

exception aleph.types.message_status.InvalidMessageFormat(errors: str | Sequence[Any] | None = None)

Bases: InvalidMessageException

The message is invalid because it is not properly formatted: missing field(s), incorrect value types, etc.

error_code: ErrorCode = 0

exception aleph.types.message_status.InvalidSignature(errors: str | Sequence[Any] | None = None)

Bases: InvalidMessageException

The message is invalid, in particular because its signature does not match the expected value.

error_code: ErrorCode = 1

exception aleph.types.message_status.MessageContentUnavailable(file_hash: str)

Bases: FileNotFoundException

The message content is not available at the moment (storage/IPFS item types).

error_code: ErrorCode = 3

exception aleph.types.message_status.MessageProcessingException(errors: str | Sequence[Any] | None = None)

Bases: Exception

details() → Dict[str, Any] | None

error_code: ErrorCode

class aleph.types.message_status.MessageProcessingStatus(value, names=None, *values, module=None, qualname=None, type=None, start=1, boundary=None)

Bases: str, Enum

FAILED_REJECTED = 'rejected'

FAILED_WILL_RETRY = 'retry'

PROCESSED_CONFIRMATION = 'confirmed'

PROCESSED_NEW_MESSAGE = 'processed'

to_message_status() → MessageStatus

class aleph.types.message_status.MessageStatus(value, names=None, *values, module=None, qualname=None, type=None, start=1, boundary=None)

Bases: str, Enum

FORGOTTEN = 'forgotten'

PENDING = 'pending'

PROCESSED = 'processed'

REJECTED = 'rejected'

exception aleph.types.message_status.NoAmendTarget(errors: str | Sequence[Any] | None = None)

Bases: InvalidMessageException

A POST with type = amend does not specify a value in the ref field.

error_code: ErrorCode = 100

exception aleph.types.message_status.NoForgetTarget(errors: str | Sequence[Any] | None = None)

Bases: InvalidMessageException

The FORGET message specifies nothing to forget.

error_code: ErrorCode = 500

exception aleph.types.message_status.PermissionDenied(errors: str | Sequence[Any] | None = None)

Bases: InvalidMessageException

The sender does not have the permission to perform the requested operation on the specified object.

error_code: ErrorCode = 2

exception aleph.types.message_status.RetryMessageException(errors: str | Sequence[Any] | None = None)

Bases: MessageProcessingException

The message should be retried.

exception aleph.types.message_status.StoreCannotUpdateStoreWithRef(errors: str | Sequence[Any] | None = None)

Bases: InvalidMessageException

The store message targeted by the ref field has a value in the ref field itself. Update trees are not supported.

error_code: ErrorCode = 201

exception aleph.types.message_status.StoreRefNotFound(errors: str | Sequence[Any] | None = None)

Bases: RetryMessageException

The original store message hash specified in the ref field could not be found.

error_code: ErrorCode = 200

exception aleph.types.message_status.VmCannotUpdateUpdate(errors: str | Sequence[Any] | None = None)

Bases: InvalidMessageException

The program hash in the replaces field has a value for the replaces field itself. Update trees are not supported.

error_code: ErrorCode = 303

exception aleph.types.message_status.VmRefNotFound(errors: str | Sequence[Any] | None = None)

Bases: RetryMessageException

The original program specified in the ref field could not be found.

error_code: ErrorCode = 300

exception aleph.types.message_status.VmUpdateNotAllowed(errors: str | Sequence[Any] | None = None)

Bases: InvalidMessageException

The message attempts to amend an immutable program, i.e. for which allow_amend is set to False.

error_code: ErrorCode = 302

exception aleph.types.message_status.VmVolumeNotFound(errors: str | Sequence[Any] | None = None)

Bases: RetryMessageException

One or more volume files could not be found.

error_code: ErrorCode = 301

exception aleph.types.message_status.VmVolumeTooSmall(volume_name: str, volume_size: int, parent_ref: str, parent_file: str, parent_size: int)

Bases: InvalidMessageException

A volume with a parent volume has a size inferior to the size of the parent. Ex: attempting to use a 4GB Ubuntu rootfs to a 2GB volume.

details() → Dict[str, Any] | None

error_code: ErrorCode = 304