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check condition_uri of CREATE on validate_fulfillment

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diminator 2016-05-12 15:37:16 +02:00
parent 7630ec7fc6
commit 37f0477c89
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1 changed files with 14 additions and 9 deletions
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23
bigchaindb/util.py
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@ -276,7 +276,7 @@ def create_tx(current_owners, new_owners, inputs, operation, payload=None):
'new_owners': new_owners,
'condition': {
'details': json.loads(condition.serialize_json()),
'uri': condition.condition.serialize_uri()
'uri': condition.condition_uri
},
'cid': fulfillment['fid']
})
@ -449,12 +449,11 @@ def validate_fulfillments(signed_transaction):
is_valid = parsed_fulfillment.validate(serialize(fulfillment_message))
# if transaction has an input (i.e. not a `CREATE` transaction)
if fulfillment['input']:
# TODO: avoid instantiation, pass as argument!
bigchain = bigchaindb.Bigchain()
input_condition = get_input_condition(bigchain, fulfillment)
is_valid &= parsed_fulfillment.condition.serialize_uri() == \
input_condition['condition']['uri']
# TODO: avoid instantiation, pass as argument!
bigchain = bigchaindb.Bigchain()
input_condition = get_input_condition(bigchain, fulfillment)
is_valid &= parsed_fulfillment.condition.serialize_uri() == \
input_condition['condition']['uri']
if not is_valid:
return False
@ -516,8 +515,14 @@ def get_input_condition(bigchain, fulfillment):
# there is no previous transaction so we need to create one on the fly
else:
current_owner = fulfillment['current_owners'][0]
condition = json.loads(cc.Ed25519Fulfillment(public_key=current_owner).serialize_json())
return {'condition': {'details': condition}}
condition = cc.Ed25519Fulfillment(public_key=current_owner)
return {
'condition': {
'details': json.loads(condition.serialize_json()),
'uri': condition.condition_uri
}
}
def get_hash_data(transaction):