def create_tx(self, data):
tx = Transaction()
score_id = ""
score_version = ""
try:
score_info = self._channel_service.score_info
score_id = score_info[message_code.MetaParams.ScoreInfo.score_id]
score_version = score_info[message_code.MetaParams.ScoreInfo.score_version]
except KeyError as e:
logging.debug(f"CreateTX : load score info fail\n"
f"cause : {e}")
send_tx_type = self._channel_service.get_channel_option()["send_tx_type"]
tx.init_meta(ChannelProperty().peer_id, score_id, score_version, ChannelProperty().name, send_tx_type)
tx.put_data(data)
tx.sign_hash(self._channel_service.peer_auth)
self._channel_service.broadcast_scheduler.schedule_job(BroadcastCommand.CREATE_TX, tx)
try:
data_log = json.loads(data)
except Exception as e:
data_log = {'tx_hash': tx.tx_hash}
util.apm_event(ChannelProperty().peer_id, {
'event_type': 'CreateTx',
'peer_id': ChannelProperty().peer_id,
'peer_name': conf.PEER_NAME,
'channel_name': ChannelProperty().name,
'tx_hash': tx.tx_hash,
'data': data_log})
return tx.tx_hash
def test_cert_signature(self):
"""GIVEN conf.TX_CERT_AUTH = True, PeerAuthorization create using cert
WHEN create new tx and create signature
THEN tx.public_key must be x.509 der cert
"""
channel_name = "cert_channel"
conf.CHANNEL_OPTION = {
channel_name: {
"load_cert": True,
"consensus_cert_use": True,
"tx_cert_use": True,
"key_load_type": conf.KeyLoadType.FILE_LOAD,
"public_path": os.path.join(conf.LOOPCHAIN_ROOT_PATH, 'resources/default_certs/cert.pem'),
"private_path": os.path.join(conf.LOOPCHAIN_ROOT_PATH, 'resources/default_certs/key.pem'),
"private_password": None
}
}
peer_auth = PeerAuthorization(channel_name)
# WHEN
tx = Transaction()
tx.put_data('{"a":"b"}')
tx.sign_hash(peer_auth)
# THEN
logging.debug(f"tx public key : {tx.public_key}")
self.assertEqual(tx.public_key, peer_auth.tx_cert)
# tx.publickey using for load certificate and not raise any error
x509.load_der_x509_certificate(tx.public_key, default_backend())
def create_basic_tx(peer_id: str, peer_auth: PeerAuthorization) -> Transaction:
""" create basic tx data is "{args:[]}"
:param peer_id: peer_id
:param peer_auth:
:return: transaction
"""
tx = Transaction()
tx.put_meta('peer_id', peer_id)
tx.put_data("{args:[]}")
tx.sign_hash(peer_auth)
return tx
def create_tx(peer_id: str, data: str, peer_auth: PeerAuthorization) -> Transaction:
""" create basic tx data is "{args:[]}"
:param peer_id: peer_id
:param data: tx_data
:param peer_auth:
:return: transaction
"""
tx = Transaction()
tx.put_meta('peer_id', peer_id)
tx.put_meta(Transaction.CHANNEL_KEY, conf.LOOPCHAIN_DEFAULT_CHANNEL)
tx.put_data(data)
tx.sign_hash(peer_auth)
return tx
def test_block_rebuild(self):
""" GIVEN 1Block with 3tx, and conf remove failed tx when in block
WHEN Block call verify_through_score_invoke
THEN all order 3tx must removed in block
"""
block = Block(conf.LOOPCHAIN_DEFAULT_CHANNEL)
fail_tx_hash = None
for i in range(3):
tx = Transaction()
tx.put_meta(Transaction.CHANNEL_KEY,
conf.LOOPCHAIN_DEFAULT_CHANNEL)
tx.put_data("aaaaa")
tx.sign_hash(self.peer_auth)
block.put_transaction(tx)
if i == 2:
fail_tx_hash = tx.tx_hash
verify, need_rebuild, invoke_results = block.verify_through_score_invoke(
True)
self.assertTrue(need_rebuild)
logging.debug(f"fail tx hash : {fail_tx_hash}")
self.assertEqual(block.confirmed_tx_len, 2)
for i, tx in enumerate(block.confirmed_transaction_list):
self.assertNotEqual(i, 2, "index 2 must be deleted")
self.assertNotEqual(tx.tx_hash, fail_tx_hash)