def update_state(self,
txn,
prev_result,
request,
is_committed=False) -> None:
self._validate_txn_type(txn)
txn_data = get_payload_data(txn)
primary_key = txn_data[RS_ID].encode()
secondary_key = self.make_secondary_key(txn_data[RS_TYPE],
txn_data[RS_NAME],
txn_data[RS_VERSION])
value = {
RS_ID: txn_data[RS_ID],
RS_TYPE: txn_data[RS_TYPE],
RS_NAME: txn_data[RS_NAME],
RS_VERSION: txn_data[RS_VERSION],
RS_CONTENT: txn_data[RS_CONTENT],
TXN_PAYLOAD_METADATA_FROM: get_from(txn),
TXN_PAYLOAD_METADATA_ENDORSER: get_endorser(txn),
TXN_PAYLOAD_VERSION: get_payload_txn_version(txn),
}
seq_no = get_seq_no(txn)
txn_time = get_txn_time(txn)
value_bytes = encode_state_value(value, seq_no, txn_time)
self.state.set(primary_key, value_bytes)
self.state.set(secondary_key, primary_key)
def is_proof_verified(db_manager, proof, path, value, seq_no, txn_time):
encoded_value = domain.encode_state_value(value, seq_no, txn_time)
proof_nodes = base64.b64decode(proof[PROOF_NODES])
root_hash = base58.b58decode(proof[ROOT_HASH])
verified = db_manager.get_state(DOMAIN_LEDGER_ID).verify_state_proof(
root_hash, path, encoded_value, proof_nodes, serialized=True)
return verified
def is_proof_verified(request_handler,
proof, path,
value, seq_no, txn_time, ):
encoded_value = domain.encode_state_value(value, seq_no, txn_time)
proof_nodes = base64.b64decode(proof[PROOF_NODES])
root_hash = base58.b58decode(proof[ROOT_HASH])
verified = request_handler.state.verify_state_proof(
root_hash,
path,
encoded_value,
proof_nodes,
serialized=True
)
return verified
def is_proof_verified(request_handler,
proof, path,
value, seq_no, txn_time, ):
encoded_value = domain.encode_state_value(value, seq_no, txn_time)
proof_nodes = base64.b64decode(proof[PROOF_NODES])
root_hash = base58.b58decode(proof[ROOT_HASH])
verified = request_handler.state.verify_state_proof(
root_hash,
path,
encoded_value,
proof_nodes,
serialized=True
)
return verified
