class OldViewPrePrepareRequest(MessageBase):
typename = OLD_VIEW_PREPREPARE_REQ
schema = (
(f.INST_ID.nm, NonNegativeNumberField()),
(f.BATCH_IDS.nm, IterableField(BatchIDField())),
)
def __init__(self, **kwargs):
super().__init__(NonEmptyStringField(), NonNegativeNumberField(),
**kwargs)
class ClientMessageValidator(MessageValidator):
schema = (
(f.IDENTIFIER.nm, IdentifierField(optional=True, nullable=True)),
(f.REQ_ID.nm, NonNegativeNumberField()),
(OPERATION, ClientOperationField()),
(f.SIG.nm,
SignatureField(max_length=SIGNATURE_FIELD_LIMIT, optional=True)),
(f.DIGEST.nm,
LimitedLengthStringField(max_length=DIGEST_FIELD_LIMIT,
optional=True)),
(f.PROTOCOL_VERSION.nm, ProtocolVersionField()),
(f.TAA_ACCEPTANCE.nm, ClientTAAAcceptance(optional=True)),
(f.SIGS.nm,
MapField(IdentifierField(),
SignatureField(max_length=SIGNATURE_FIELD_LIMIT),
optional=True,
nullable=True)),
(f.ENDORSER.nm, IdentifierField(optional=True)),
)
def __init__(self, operation_schema_is_strict, *args, **kwargs):
super().__init__(*args, **kwargs)
# Following code is for support of non-strict schema
# TODO: refactor this
# TODO: this (and all related functionality) can be removed when
# when fixed problem with transaction serialization (INDY-338)
# Adding fields from enabled plugins to schema.
self.schema = self.schema + tuple(PLUGIN_CLIENT_REQUEST_FIELDS.items())
if operation_schema_is_strict:
operation_field_index = 2
op = ClientOperationField(
schema_is_strict=operation_schema_is_strict)
schema = list(self.schema)
schema[operation_field_index] = (OPERATION, op)
self.schema = tuple(schema)
def validate(self, dct):
super().validate(dct)
identifier = dct.get(f.IDENTIFIER.nm, None)
signatures = dct.get(f.SIGS.nm, None)
signature = dct.get(f.SIG.nm, None)
endorser = dct.get(f.ENDORSER.nm, None)
if signatures and signature:
self._raise_invalid_message(
'Request can not contain both fields "signatures" and "signature"'
)
if endorser is not None:
if not signatures or endorser not in signatures:
self._raise_invalid_message("Endorser must sign the request")
if identifier is None:
self._raise_invalid_message(
"Author's Identifier must be present when sending via Endorser"
)
if not signatures or identifier not in signatures:
self._raise_invalid_message(
"Author must sign the request when sending via Endorser")
if identifier and signatures and identifier not in signatures:
self._raise_invalid_message(
'The identifier is not contained in signatures')
if not (identifier or signatures):
self._raise_invalid_message(
'Missing both signatures and identifier')
class ANewMessageClass(MessageBase):
typename = 'NewMessage'
schema = (('a', NonNegativeNumberField()), )
class ClientGetTxnAuthorAgreementAMLOperation(MessageValidator):
schema = ((TXN_TYPE, ConstantField(GET_TXN_AUTHOR_AGREEMENT_AML)),
(GET_TXN_AUTHOR_AGREEMENT_AML_VERSION,
NonEmptyStringField(optional=True)),
(GET_TXN_AUTHOR_AGREEMENT_AML_TIMESTAMP,
NonNegativeNumberField(optional=True)))