def test_place_hold(self):
hash1 = Sha256Hash(helpers.generate_bytearray(crypto.SHA256_HASH_LEN))
hash2 = Sha256Hash(helpers.generate_bytearray(crypto.SHA256_HASH_LEN))
self.sut.place_hold(hash1, self.dummy_connection)
self.sut.place_hold(hash2, self.dummy_connection)
self.assertEqual(2, len(self.sut._holds.contents))
self.assertEqual(2, len(self.node.broadcast_messages))
self.assertEqual(BlockHoldingMessage(hash1, network_num=1),
self.node.broadcast_messages[0][0])
self.assertEqual(BlockHoldingMessage(hash2, network_num=1),
self.node.broadcast_messages[1][0])
def place_hold(self, block_hash, connection) -> None:
"""
Places hold on block hash and propagates message.
:param block_hash: ObjectHash
:param connection:
"""
block_stats.add_block_event_by_block_hash(
block_hash,
BlockStatEventType.BLOCK_HOLD_REQUESTED,
network_num=connection.network_num,
peers=[connection],
)
if block_hash in self._node.blocks_seen.contents:
return
if block_hash not in self._holds.contents:
self._holds.add(block_hash, BlockHold(time.time(), connection))
conns = self._node.broadcast(
BlockHoldingMessage(block_hash, self._node.network_num),
broadcasting_conn=connection,
connection_types=(ConnectionType.RELAY_BLOCK,
ConnectionType.GATEWAY))
if len(conns) > 0:
block_stats.add_block_event_by_block_hash(
block_hash,
BlockStatEventType.BLOCK_HOLD_SENT_BY_GATEWAY_TO_PEERS,
network_num=self._node.network_num,
peers=conns,
)
def test_block_hold_timeout(self):
block = btc_block()
block_hash = block.block_hash()
block_hold_msg_bytes = BlockHoldingMessage(block_hash, 1).rawbytes()
helpers.receive_node_message(self.node1, self.gateway_fileno, block_hold_msg_bytes)
helpers.receive_node_message(self.node1, self.blockchain_fileno, block.rawbytes())
block_hold_msg_bytes_to_send = self.node1.get_bytes_to_send(self.relay_fileno)
self.assertEqual(block_hold_msg_bytes_to_send, block_hold_msg_bytes)
self.assertEqual(1, len(self.node1.block_processing_service._holds.contents))
self.node1.on_bytes_sent(self.relay_fileno, len(block_hold_msg_bytes_to_send))
time.time = MagicMock(
return_value=time.time() + self.node1.block_processing_service._compute_hold_timeout(block))
self.node1.alarm_queue.fire_alarms()
# send ciphertext from node1, receipt from node2, key from node1
relayed_block = self.node1.get_bytes_to_send(self.relay_fileno)
self.assertIn(BroadcastMessage.MESSAGE_TYPE, relayed_block.tobytes())
self.node1.on_bytes_sent(self.relay_fileno, len(relayed_block))
helpers.receive_node_message(self.node2, self.relay_fileno, relayed_block)
block_receipt = self.node2.get_bytes_to_send(self.gateway_fileno)
self.assertIn(BlockReceivedMessage.MESSAGE_TYPE, block_receipt.tobytes())
helpers.receive_node_message(self.node1, self.gateway_fileno, block_receipt)
key_message = self.node1.get_bytes_to_send(self.relay_fileno)
self.assertIn(KeyMessage.MESSAGE_TYPE, key_message.tobytes())
self.assertNotEqual(OutputBuffer.EMPTY, bytearray(key_message.tobytes()))
helpers.receive_node_message(self.node2, self.relay_fileno, key_message)
bytes_to_blockchain = self.node2.get_bytes_to_send(self.blockchain_fileno)
block_bytes = block.rawbytes().tobytes()
self.assertEqual(block_bytes, bytes_to_blockchain[0:len(block_bytes)].tobytes())
def test_block_hold_message(self):
block_hash = Sha256Hash(helpers.generate_bytes(crypto.SHA256_HASH_LEN))
network_num = 12345
self._test_to_old_version_broadcast_message(BlockHoldingMessage(block_hash=block_hash, network_num=network_num,
source_id=NEW_VERSION_SOURCE_ID))
self._test_to_new_version_broadcast_message(BlockHoldingMessageV4(block_hash=block_hash,
network_num=network_num))
def test_msg_block_hold(self):
self.node.block_processing_service.place_hold = MagicMock()
block_hash = Sha256Hash(
helpers.generate_bytearray(crypto.SHA256_HASH_LEN))
message = BlockHoldingMessage(block_hash, network_num=123)
self.connection.msg_block_holding(message)
self.node.block_processing_service.place_hold.assert_called_once_with(
block_hash, self.connection)
def queue_block_for_processing(self, block_message, connection) -> None:
"""
Queues up block for processing on timeout if hold message received.
If no hold exists, compress and broadcast block immediately.
:param block_message: block message to process
:param connection: receiving connection (AbstractBlockchainConnection)
"""
block_hash = block_message.block_hash()
connection.log_info("Processing block {} from local blockchain node.",
block_hash)
valid_block = self._validate_block_header_in_block_message(
block_message)
if not valid_block.is_valid:
reason = valid_block.reason
assert reason is not None
block_stats.add_block_event_by_block_hash(
block_hash,
BlockStatEventType.
BLOCK_RECEIVED_FROM_BLOCKCHAIN_NODE_FAILED_VALIDATION,
connection.network_num,
more_info=reason)
return
if block_hash in self._holds.contents:
hold: BlockHold = self._holds.contents[block_hash]
block_stats.add_block_event_by_block_hash(
block_hash,
BlockStatEventType.BLOCK_HOLD_HELD_BLOCK,
network_num=connection.network_num,
peers=[hold.holding_connection],
)
if hold.alarm is None:
hold.alarm = self._node.alarm_queue.register_alarm(
self._node.opts.blockchain_block_hold_timeout_s,
self._holding_timeout, block_hash, hold)
hold.block_message = block_message
hold.connection = connection
else:
if self._node.opts.encrypt_blocks:
# Broadcast holding message if gateway wants to encrypt blocks
conns = self._node.broadcast(BlockHoldingMessage(
block_hash, self._node.network_num),
broadcasting_conn=connection,
prepend_to_queue=True,
connection_types=[
ConnectionType.RELAY_BLOCK,
ConnectionType.GATEWAY
])
if len(conns) > 0:
block_stats.add_block_event_by_block_hash(
block_hash,
BlockStatEventType.BLOCK_HOLD_SENT_BY_GATEWAY_TO_PEERS,
network_num=self._node.network_num,
peers=conns)
self._process_and_broadcast_block(block_message, connection)
def test_message_preview_success_all_gateway_types(self):
self.get_message_preview_successfully(
GatewayHelloMessage(123, 1, "127.0.0.1", 40000, 1),
GatewayMessageType.HELLO,
GatewayHelloMessage.PAYLOAD_LENGTH,
)
self.get_message_preview_successfully(
BlockReceivedMessage(self.HASH),
GatewayMessageType.BLOCK_RECEIVED,
BlockReceivedMessage.PAYLOAD_LENGTH,
)
self.get_message_preview_successfully(
BlockPropagationRequestMessage(self.BLOCK),
GatewayMessageType.BLOCK_PROPAGATION_REQUEST,
len(self.BLOCK) + constants.CONTROL_FLAGS_LEN,
)
self.get_message_preview_successfully(
BlockHoldingMessage(self.HASH, network_num=123),
BloxrouteMessageType.BLOCK_HOLDING,
BlockHoldingMessage.PAYLOAD_LENGTH,
)
self.get_message_preview_successfully(
ConfirmedTxMessage(self.HASH, self.TX_VAL),
GatewayMessageType.CONFIRMED_TX,
ConfirmedTxMessage.PAYLOAD_LENGTH + len(self.TX_VAL),
)
self.get_message_preview_successfully(
RequestTxStreamMessage(),
GatewayMessageType.REQUEST_TX_STREAM,
constants.CONTROL_FLAGS_LEN,
)
hash_val = BtcObjectHash(buf=crypto.double_sha256(b"123"),
length=crypto.SHA256_HASH_LEN)
blockchain_message = GetBlocksBtcMessage(12345, 23456, [hash_val],
hash_val).rawbytes()
self.get_message_preview_successfully(
BlockchainSyncRequestMessage(GetBlocksBtcMessage.MESSAGE_TYPE,
blockchain_message),
BlockchainSyncRequestMessage.MESSAGE_TYPE,
MSG_TYPE_LEN + len(blockchain_message),
)
self.get_message_preview_successfully(
BlockchainSyncResponseMessage(GetBlocksBtcMessage.MESSAGE_TYPE,
blockchain_message),
BlockchainSyncResponseMessage.MESSAGE_TYPE,
MSG_TYPE_LEN + len(blockchain_message),
)
def test_send_receive_block_and_key_block_hold_removed(self):
block = btc_block()
block_hash = block.block_hash()
block_hold_msg_bytes = BlockHoldingMessage(block_hash, 1).rawbytes()
helpers.receive_node_message(self.node1, self.gateway_fileno,
block_hold_msg_bytes)
helpers.receive_node_message(self.node1, self.blockchain_fileno,
block.rawbytes())
bytes_to_send = self.node1.get_bytes_to_send(self.relay_fileno)
self.assertEqual(bytes_to_send, block_hold_msg_bytes)
self.assertEqual(
1, len(self.node1.block_processing_service._holds.contents))
# node 2 encrypts and sends over block
helpers.receive_node_message(self.node2, self.blockchain_fileno,
block.rawbytes())
block_hold_request_relay = self.node2.get_bytes_to_send(
self.relay_fileno)
self.assertIn(BlockHoldingMessage.MESSAGE_TYPE,
block_hold_request_relay.tobytes())
self.node2.on_bytes_sent(self.relay_fileno,
len(block_hold_request_relay))
relayed_block = self.node2.get_bytes_to_send(self.relay_fileno)
self.assertIn(BroadcastMessage.MESSAGE_TYPE, relayed_block.tobytes())
self.node2.on_bytes_sent(self.relay_fileno, len(relayed_block))
# send receipt
helpers.receive_node_message(self.node1, self.relay_fileno,
relayed_block)
block_receipt = self.node1.get_bytes_to_send(self.gateway_fileno)
self.assertIn(BlockReceivedMessage.MESSAGE_TYPE,
block_receipt.tobytes())
# send key
helpers.receive_node_message(self.node2, self.gateway_fileno,
block_receipt)
key_message = self.node2.get_bytes_to_send(self.relay_fileno)
self.assertIn(KeyMessage.MESSAGE_TYPE, key_message.tobytes())
# receive key and lift hold
helpers.receive_node_message(self.node1, self.relay_fileno,
key_message)
inv_message = self.node1.get_bytes_to_send(self.blockchain_fileno)
self.assertIn(InvBtcMessage.MESSAGE_TYPE, inv_message.tobytes())
self.assertEqual(
0, len(self.node1.block_processing_service._holds.contents))
def test_queue_block_no_hold(self):
block_hash = Sha256Hash(
helpers.generate_bytearray(crypto.SHA256_HASH_LEN))
block_message = MockBlockMessage(block_hash)
connection = MockBlockchainConnection(
MockSocketConnection(node=self.node,
ip_address=LOCALHOST,
port=8000), self.node)
self.sut.queue_block_for_processing(block_message, connection)
self._assert_block_propagated(block_hash)
broadcasted_messages = self.node.broadcast_messages
self.assertEqual(1, len(broadcasted_messages))
self.assertEqual(BlockHoldingMessage(block_hash, network_num=1),
broadcasted_messages[0][0])
def queue_block_for_processing(self, block_message, connection):
"""
Queues up block for processing on timeout if hold message received.
If no hold exists, compress and broadcast block immediately.
:param block_message: block message to process
:param connection: receiving connection (AbstractBlockchainConnection)
"""
block_hash = block_message.block_hash()
connection.log_info("Processing block {} from local blockchain node.",
block_hash)
if block_hash in self._holds.contents:
hold: BlockHold = self._holds.contents[block_hash]
block_stats.add_block_event_by_block_hash(
block_hash,
BlockStatEventType.BLOCK_HOLD_HELD_BLOCK,
network_num=connection.network_num,
more_info=stats_format.connection(hold.holding_connection))
if hold.alarm is None:
hold.alarm = self._node.alarm_queue.register_alarm(
self._node.opts.blockchain_block_hold_timeout_s,
self._holding_timeout, block_hash, hold)
hold.block_message = block_message
hold.connection = connection
else:
# Broadcast BlockHoldingMessage through relays and gateways
conns = self._node.broadcast(BlockHoldingMessage(
block_hash, self._node.network_num),
broadcasting_conn=connection,
prepend_to_queue=True,
connection_types=[
ConnectionType.RELAY_BLOCK,
ConnectionType.GATEWAY
])
if len(conns) > 0:
block_stats.add_block_event_by_block_hash(
block_hash,
BlockStatEventType.BLOCK_HOLD_SENT_BY_GATEWAY_TO_PEERS,
network_num=self._node.network_num,
more_info=stats_format.connections(conns))
self._process_and_broadcast_block(block_message, connection)
def test_message_preview_success_all_types(self):
self.get_message_preview_successfully(HelloMessage(protocol_version=1, network_num=2),
HelloMessage.MESSAGE_TYPE,
VersionMessage.VERSION_MESSAGE_LENGTH + UL_INT_SIZE_IN_BYTES +
NODE_ID_SIZE_IN_BYTES - UL_INT_SIZE_IN_BYTES)
self.get_message_preview_successfully(AckMessage(), AckMessage.MESSAGE_TYPE, constants.CONTROL_FLAGS_LEN)
self.get_message_preview_successfully(PingMessage(), PingMessage.MESSAGE_TYPE, 9)
self.get_message_preview_successfully(PongMessage(), PongMessage.MESSAGE_TYPE, 9)
blob = bytearray(1 for _ in range(4))
self.get_message_preview_successfully(BroadcastMessage(self.HASH, 1, self.NODE_ID, True, blob),
BroadcastMessage.MESSAGE_TYPE,
SHA256_HASH_LEN + NETWORK_NUM_LEN + BLOCK_ENCRYPTED_FLAG_LEN +
constants.NODE_ID_SIZE_IN_BYTES + len(blob) + constants.CONTROL_FLAGS_LEN)
self.get_message_preview_successfully(TxMessage(self.HASH, 1, self.NODE_ID, 12, blob),
TxMessage.MESSAGE_TYPE,
SHA256_HASH_LEN + NETWORK_NUM_LEN + UL_INT_SIZE_IN_BYTES +
constants.NODE_ID_SIZE_IN_BYTES + len(blob) + constants.CONTROL_FLAGS_LEN)
self.get_message_preview_successfully(KeyMessage(self.HASH, 1, self.NODE_ID,
bytearray(1 for _ in range(KEY_SIZE))),
KeyMessage.MESSAGE_TYPE,
SHA256_HASH_LEN + KEY_SIZE + NETWORK_NUM_LEN +
constants.NODE_ID_SIZE_IN_BYTES + constants.CONTROL_FLAGS_LEN)
self.get_message_preview_successfully(BlockHoldingMessage(self.HASH, 1, self.NODE_ID),
BlockHoldingMessage.MESSAGE_TYPE,
SHA256_HASH_LEN + NETWORK_NUM_LEN + constants.NODE_ID_SIZE_IN_BYTES +
constants.CONTROL_FLAGS_LEN)
get_txs = [1, 2, 3]
self.get_message_preview_successfully(GetTxsMessage(get_txs), GetTxsMessage.MESSAGE_TYPE,
UL_INT_SIZE_IN_BYTES + UL_INT_SIZE_IN_BYTES * len(
get_txs) + constants.CONTROL_FLAGS_LEN)
txs = [TransactionInfo(crypto.double_sha256(b"123"), bytearray(4), 1),
TransactionInfo(crypto.double_sha256(b"234"), bytearray(8), 2)]
expected_length = (UL_INT_SIZE_IN_BYTES +
sum(UL_INT_SIZE_IN_BYTES + SHA256_HASH_LEN + UL_INT_SIZE_IN_BYTES +
len(tx.contents) for tx in txs) + constants.CONTROL_FLAGS_LEN)
self.get_message_preview_successfully(TxsMessage(txs), TxsMessage.MESSAGE_TYPE, expected_length)
def msg_consensus(self, msg: OntConsensusMessage):
if not self.node.opts.is_consensus:
return
if msg.consensus_data_type() != ont_constants.BLOCK_PROPOSAL_CONSENSUS_MESSAGE_TYPE:
return
block_hash = msg.block_hash()
node = self.connection.node
if not node.should_process_block_hash(block_hash):
return
node.block_cleanup_service.on_new_block_received(block_hash, msg.prev_block_hash())
block_stats.add_block_event_by_block_hash(block_hash,
BlockStatEventType.BLOCK_RECEIVED_FROM_BLOCKCHAIN_NODE,
network_num=self.connection.network_num,
broadcast_type=BroadcastMessageType.CONSENSUS,
more_info="Protocol: {}, Network: {}".format(
node.opts.blockchain_protocol,
node.opts.blockchain_network
),
msg_size=len(msg.rawbytes())
)
if block_hash in self.connection.node.blocks_seen.contents:
self.node.on_block_seen_by_blockchain_node(block_hash, self.connection)
block_stats.add_block_event_by_block_hash(block_hash,
BlockStatEventType.BLOCK_RECEIVED_FROM_BLOCKCHAIN_NODE_IGNORE_SEEN,
network_num=self.connection.network_num,
broadcast_type=BroadcastMessageType.CONSENSUS)
self.connection.log_info(
"Discarding duplicate consensus block {} from local blockchain node.",
block_hash
)
return
node.track_block_from_node_handling_started(block_hash)
self.connection.log_info(
"Processing consensus block {} from local blockchain node.",
block_hash
)
# Broadcast BlockHoldingMessage through relays and gateways
conns = self.node.broadcast(BlockHoldingMessage(block_hash, self.node.network_num),
broadcasting_conn=self.connection, prepend_to_queue=True,
connection_types=[ConnectionType.RELAY_BLOCK, ConnectionType.GATEWAY])
if len(conns) > 0:
block_stats.add_block_event_by_block_hash(block_hash,
BlockStatEventType.BLOCK_HOLD_SENT_BY_GATEWAY_TO_PEERS,
network_num=self.node.network_num,
broadcast_type=BroadcastMessageType.CONSENSUS,
peers=conns
)
try:
bx_block, block_info = self.node.consensus_message_converter.block_to_bx_block(
msg,
self.node.get_tx_service(),
self.node.opts.enable_block_compression,
self.node.network.min_tx_age_seconds
)
except MessageConversionError as e:
block_stats.add_block_event_by_block_hash(
e.msg_hash,
BlockStatEventType.BLOCK_CONVERSION_FAILED,
network_num=self.connection.network_num,
broadcast_type=BroadcastMessageType.CONSENSUS,
conversion_type=e.conversion_type.value
)
self.connection.log_error(log_messages.BLOCK_COMPRESSION_FAIL_ONT_CONSENSUS, e.msg_hash, e)
return
if block_info.ignored_short_ids:
self.connection.log_debug(
"Ignoring {} new SIDs for {}: {}",
len(block_info.ignored_short_ids), block_info.block_hash, block_info.ignored_short_ids
)
block_stats.add_block_event_by_block_hash(block_hash,
BlockStatEventType.BLOCK_COMPRESSED,
start_date_time=block_info.start_datetime,
end_date_time=block_info.end_datetime,
network_num=self.connection.network_num,
broadcast_type=BroadcastMessageType.CONSENSUS,
prev_block_hash=block_info.prev_block_hash,
original_size=block_info.original_size,
txs_count=block_info.txn_count,
blockchain_network=self.node.opts.blockchain_network,
blockchain_protocol=self.node.opts.blockchain_protocol,
matching_block_hash=block_info.compressed_block_hash,
matching_block_type=StatBlockType.COMPRESSED.value,
more_info="Consensus compression: {}->{} bytes, {}, {}; "
"Tx count: {}".format(
block_info.original_size,
block_info.compressed_size,
stats_format.percentage(block_info.compression_rate),
stats_format.duration(block_info.duration_ms),
block_info.txn_count
)
)
self.node.block_processing_service._process_and_broadcast_compressed_block(
bx_block, self.connection, block_info, block_hash
)
def test_create_message_success_all_gateway_types(self):
hello_message = self.create_message_successfully(
GatewayHelloMessage(123, 1, "127.0.0.1", 40001, 1),
GatewayHelloMessage)
self.assertEqual(123, hello_message.protocol_version())
self.assertEqual(1, hello_message.network_num())
self.assertEqual("127.0.0.1", hello_message.ip())
self.assertEqual(40001, hello_message.port())
self.assertEqual(1, hello_message.ordering())
block_recv_message = self.create_message_successfully(
BlockReceivedMessage(self.HASH), BlockReceivedMessage)
self.assertEqual(self.HASH, block_recv_message.block_hash())
block_holding_message = self.create_message_successfully(
BlockHoldingMessage(self.HASH, network_num=123),
BlockHoldingMessage)
self.assertEqual(self.HASH, block_holding_message.block_hash())
block_propagation_request_message = self.create_message_successfully(
BlockPropagationRequestMessage(self.BLOCK),
BlockPropagationRequestMessage)
self.assertEqual(self.BLOCK, block_propagation_request_message.blob())
hash_val = BtcObjectHash(buf=crypto.double_sha256(b"123"),
length=crypto.SHA256_HASH_LEN)
blockchain_message_in = GetBlocksBtcMessage(12345, 23456, [hash_val],
hash_val).rawbytes()
sync_request_message = self.create_message_successfully(
BlockchainSyncRequestMessage(GetBlocksBtcMessage.MESSAGE_TYPE,
blockchain_message_in),
BlockchainSyncRequestMessage,
)
blockchain_message_out = GetBlocksBtcMessage(
buf=sync_request_message.payload())
self.assertEqual(12345, blockchain_message_out.magic())
self.assertEqual(23456, blockchain_message_out.version())
self.assertEqual(1, blockchain_message_out.hash_count())
self.assertEqual(hash_val, blockchain_message_out.hash_stop())
self.create_message_successfully(
BlockchainSyncResponseMessage(GetBlocksBtcMessage.MESSAGE_TYPE,
blockchain_message_in),
BlockchainSyncResponseMessage,
)
blockchain_message_out = GetBlocksBtcMessage(
buf=sync_request_message.payload())
self.assertEqual(12345, blockchain_message_out.magic())
self.assertEqual(23456, blockchain_message_out.version())
self.assertEqual(1, blockchain_message_out.hash_count())
self.assertEqual(hash_val, blockchain_message_out.hash_stop())
confirmed_tx = self.create_message_successfully(
ConfirmedTxMessage(self.HASH, self.TX_VAL), ConfirmedTxMessage)
self.assertEqual(self.HASH, confirmed_tx.tx_hash())
self.assertEqual(self.TX_VAL, confirmed_tx.tx_val())
confirmed_tx_no_content = self.create_message_successfully(
ConfirmedTxMessage(self.HASH), ConfirmedTxMessage)
self.assertEqual(self.HASH, confirmed_tx_no_content.tx_hash())
self.assertEqual(TxMessage.EMPTY_TX_VAL,
confirmed_tx_no_content.tx_val())
self.create_message_successfully(RequestTxStreamMessage(),
RequestTxStreamMessage)
def test_message_preview_success_all_types(self):
self.get_message_preview_successfully(
HelloMessage(protocol_version=1,
network_num=2), HelloMessage.MESSAGE_TYPE,
VersionMessage.VERSION_MESSAGE_LENGTH + UL_INT_SIZE_IN_BYTES +
NODE_ID_SIZE_IN_BYTES - UL_INT_SIZE_IN_BYTES)
self.get_message_preview_successfully(AckMessage(),
AckMessage.MESSAGE_TYPE,
constants.CONTROL_FLAGS_LEN)
self.get_message_preview_successfully(PingMessage(),
PingMessage.MESSAGE_TYPE, 9)
self.get_message_preview_successfully(PongMessage(),
PongMessage.MESSAGE_TYPE, 17)
blob = bytearray(1 for _ in range(4))
self.get_message_preview_successfully(
BroadcastMessage(self.HASH, 1, self.NODE_ID, self.BROADCAST_TYPE,
True, blob), BroadcastMessage.MESSAGE_TYPE,
SHA256_HASH_LEN + NETWORK_NUM_LEN + constants.BROADCAST_TYPE_LEN +
BLOCK_ENCRYPTED_FLAG_LEN + constants.NODE_ID_SIZE_IN_BYTES +
len(blob) + constants.CONTROL_FLAGS_LEN)
self.get_message_preview_successfully(
TxMessage(self.HASH, 1, self.NODE_ID, 12,
blob), TxMessage.MESSAGE_TYPE, SHA256_HASH_LEN +
NETWORK_NUM_LEN + UL_INT_SIZE_IN_BYTES + TRANSACTION_FLAG_LEN +
constants.NODE_ID_SIZE_IN_BYTES + len(blob) +
constants.DOUBLE_SIZE_IN_BYTES + constants.CONTROL_FLAGS_LEN)
self.get_message_preview_successfully(
KeyMessage(self.HASH, 1, self.NODE_ID,
bytearray(1 for _ in range(KEY_SIZE))),
KeyMessage.MESSAGE_TYPE,
SHA256_HASH_LEN + KEY_SIZE + NETWORK_NUM_LEN +
constants.NODE_ID_SIZE_IN_BYTES + constants.CONTROL_FLAGS_LEN)
self.get_message_preview_successfully(
BlockHoldingMessage(self.HASH, 1, self.NODE_ID),
BlockHoldingMessage.MESSAGE_TYPE,
SHA256_HASH_LEN + NETWORK_NUM_LEN +
constants.NODE_ID_SIZE_IN_BYTES + constants.CONTROL_FLAGS_LEN)
get_txs = [1, 2, 3]
self.get_message_preview_successfully(
GetTxsMessage(get_txs), GetTxsMessage.MESSAGE_TYPE,
UL_INT_SIZE_IN_BYTES + UL_INT_SIZE_IN_BYTES * len(get_txs) +
constants.CONTROL_FLAGS_LEN)
txs = [
TransactionInfo(Sha256Hash(crypto.double_sha256(b"123")),
bytearray(4), 1),
TransactionInfo(Sha256Hash(crypto.double_sha256(b"234")),
bytearray(8), 2)
]
expected_length = (UL_INT_SIZE_IN_BYTES +
sum(UL_INT_SIZE_IN_BYTES + SHA256_HASH_LEN +
UL_INT_SIZE_IN_BYTES + len(tx.contents)
for tx in txs) + constants.CONTROL_FLAGS_LEN)
self.get_message_preview_successfully(TxsMessage(txs),
TxsMessage.MESSAGE_TYPE,
expected_length)
expected_length = (2 * constants.DOUBLE_SIZE_IN_BYTES) + (5 * constants.UL_SHORT_SIZE_IN_BYTES) + \
(7 * constants.UL_INT_SIZE_IN_BYTES) + constants.IP_ADDR_SIZE_IN_BYTES + \
constants.CONTROL_FLAGS_LEN
node_stats = {}
helpers.add_stats_to_node_stats(node_stats, "127.0.0.1", 8001, 200,
300, 400, 500, 600, 700, 800, 100, 50)
self.get_message_preview_successfully(
BdnPerformanceStatsMessage(datetime.utcnow(), datetime.utcnow(),
100, node_stats),
BdnPerformanceStatsMessage.MESSAGE_TYPE, expected_length)
# multi node bdn stats message
expected_length = (
constants.CONTROL_FLAGS_LEN +
(2 * constants.DOUBLE_SIZE_IN_BYTES) + # start/end time
constants.UL_SHORT_SIZE_IN_BYTES + # memory
constants.UL_SHORT_SIZE_IN_BYTES + # num blockchain peers
(
3 * # num blockchain peers
(
constants.IP_ADDR_SIZE_IN_BYTES + # ip
constants.UL_SHORT_SIZE_IN_BYTES + # port
(2 * constants.UL_SHORT_SIZE_IN_BYTES)
+ # original block stats
(7 * constants.UL_INT_SIZE_IN_BYTES)))) # rest of stats
node_stats = {}
helpers.add_stats_to_node_stats(node_stats, "127.0.0.1", 8001, 200,
300, 400, 500, 600, 700, 800, 100, 50)
helpers.add_stats_to_node_stats(node_stats, "127.0.0.2", 8002, 200,
300, 400, 500, 600, 700, 800, 100, 50)
helpers.add_stats_to_node_stats(node_stats, "127.0.0.3", 8003, 200,
300, 400, 500, 600, 700, 800, 100, 50)
self.get_message_preview_successfully(
BdnPerformanceStatsMessage(datetime.utcnow(), datetime.utcnow(),
100, node_stats),
BdnPerformanceStatsMessage.MESSAGE_TYPE, expected_length)
tx_info = TransactionInfo(crypto.double_sha256(b"123"), bytearray(4),
1)
expected_length = constants.NETWORK_NUM_LEN + constants.SID_LEN + SHA256_HASH_LEN + \
constants.UL_INT_SIZE_IN_BYTES + constants.CONTROL_FLAGS_LEN + len(tx_info.contents)
self.get_message_preview_successfully(TxContentsMessage(5, tx_info),
TxContentsMessage.MESSAGE_TYPE,
expected_length)
expected_length = constants.NETWORK_NUM_LEN + constants.SID_LEN + constants.CONTROL_FLAGS_LEN
self.get_message_preview_successfully(
GetTxContentsMessage(1, 2), GetTxContentsMessage.MESSAGE_TYPE,
expected_length)
def test_create_message_success_all_types(self):
test_network_num = 10
test_protocol_version = bloxroute_version_manager.CURRENT_PROTOCOL_VERSION
hello_message = self.create_message_successfully(
HelloMessage(protocol_version=test_protocol_version,
network_num=test_network_num,
node_id=self.NODE_ID), HelloMessage)
self.assertEqual(test_protocol_version,
hello_message.protocol_version())
self.assertEqual(test_network_num, hello_message.network_num())
self.assertEqual(self.NODE_ID, hello_message.node_id())
self.create_message_successfully(AckMessage(), AckMessage)
self.create_message_successfully(PingMessage(), PingMessage)
self.create_message_successfully(PongMessage(), PongMessage)
blob = bytearray(4)
broadcast_message = self.create_message_successfully(
BroadcastMessage(self.HASH,
network_num=test_network_num,
is_encrypted=True,
source_id=self.NODE_ID,
blob=blob), BroadcastMessage)
self.assertEqual(self.HASH, broadcast_message.block_hash())
self.assertEqual(test_network_num, broadcast_message.network_num())
self.assertEqual(self.NODE_ID, broadcast_message.source_id())
self.assertTrue(broadcast_message.is_encrypted())
self.assertEqual(blob, broadcast_message.blob().tobytes())
sid = 12
tx_val = bytes(1 for _ in range(5))
tx_message = self.create_message_successfully(
TxMessage(self.HASH,
network_num=test_network_num,
source_id=self.NODE_ID,
short_id=sid,
tx_val=tx_val), TxMessage)
self.assertEqual(self.HASH, tx_message.tx_hash())
self.assertEqual(self.NODE_ID, tx_message.source_id())
self.assertEqual(sid, tx_message.short_id())
self.assertEqual(test_network_num, tx_message.network_num())
self.assertEqual(tx_val, tx_message.tx_val())
key = bytearray(1 for _ in range(KEY_SIZE))
key_message = self.create_message_successfully(
KeyMessage(self.HASH, test_network_num, self.NODE_ID,
bytearray(1 for _ in range(KEY_SIZE))), KeyMessage)
self.assertEqual(key, key_message.key())
self.assertEqual(self.NODE_ID, key_message.source_id())
self.assertEqual(test_network_num, key_message.network_num())
self.assertEqual(self.HASH, key_message.block_hash())
block_holding_message = self.create_message_successfully(
BlockHoldingMessage(self.HASH, test_network_num, self.NODE_ID),
BlockHoldingMessage)
self.assertEqual(self.NODE_ID, block_holding_message.source_id())
self.assertEqual(test_network_num, block_holding_message.network_num())
self.assertEqual(self.HASH, block_holding_message.block_hash())
get_txs = [1, 2, 3]
get_txs_message = self.create_message_successfully(
GetTxsMessage(get_txs), GetTxsMessage)
self.assertEqual(get_txs, get_txs_message.get_short_ids())
txs = [
TransactionInfo(Sha256Hash(crypto.double_sha256(b"123")),
bytearray(4), 1),
TransactionInfo(Sha256Hash(crypto.double_sha256(b"234")),
bytearray(8), 2)
]
txs_message = self.create_message_successfully(TxsMessage(txs),
TxsMessage)
result_txs = txs_message.get_txs()
for i, result_tx in enumerate(result_txs):
self.assertEqual(txs[i].hash, result_tx.hash)
self.assertEqual(txs[i].contents, result_tx.contents)
self.assertEqual(txs[i].short_id, result_tx.short_id)
get_tx_contents_message = self.create_message_successfully(
GetTxContentsMessage(test_network_num, sid), GetTxContentsMessage)
self.assertEqual(sid, get_tx_contents_message.get_short_id())
self.assertEqual(test_network_num,
get_tx_contents_message.network_num())
tx_info = TransactionInfo(Sha256Hash(crypto.double_sha256(b"123")),
bytearray(4), 1)
tx_contents_message = self.create_message_successfully(
TxContentsMessage(test_network_num, tx_info), TxContentsMessage)
self.assertEqual(test_network_num, tx_contents_message.network_num())
result_tx_info = tx_contents_message.get_tx_info()
self.assertEqual(tx_info.hash, result_tx_info.hash)
self.assertEqual(tx_info.contents, result_tx_info.contents)
self.assertEqual(tx_info.short_id, result_tx_info.short_id)
short_ids = [1, 2, 33, 4444, 1234]
block_hash = Sha256Hash(helpers.generate_bytearray(32))
get_block_txs_message: GetCompressedBlockTxsMessage = self.create_message_successfully(
GetCompressedBlockTxsMessage(self.NETWORK_NUM, block_hash,
short_ids),
GetCompressedBlockTxsMessage)
self.assertEqual(self.NETWORK_NUM, get_block_txs_message.network_num())
self.assertEqual(block_hash, get_block_txs_message.block_hash())
self.assertEqual(len(short_ids), len(get_block_txs_message))
self.assertEqual(short_ids, get_block_txs_message.get_short_ids())
txs_info = [
TransactionInfo(Sha256Hash(helpers.generate_bytearray(32)),
helpers.generate_bytearray(200), 111),
TransactionInfo(Sha256Hash(helpers.generate_bytearray(32)),
helpers.generate_bytearray(300), 222),
TransactionInfo(Sha256Hash(helpers.generate_bytearray(32)),
helpers.generate_bytearray(400), 333)
]
block_txs_message: CompressedBlockTxsMessage = self.create_message_successfully(
CompressedBlockTxsMessage(self.NETWORK_NUM, block_hash, txs_info),
CompressedBlockTxsMessage)
self.assertEqual(self.NETWORK_NUM, block_txs_message.network_num())
self.assertEqual(block_hash, block_txs_message.block_hash())
self.assertEqual(len(txs_info), len(block_txs_message))
parsed_txs = block_txs_message.get_txs()
for index in range(len(txs_info)):
self.assertEqual(parsed_txs[index].short_id,
txs_info[index].short_id)
self.assertEqual(parsed_txs[index].contents,
txs_info[index].contents)
self.assertEqual(parsed_txs[index].hash, txs_info[index].hash)
def test_create_message_success_all_types(self):
test_network_num = 10
test_protocol_version = bloxroute_version_manager.CURRENT_PROTOCOL_VERSION
hello_message = self.create_message_successfully(HelloMessage(protocol_version=test_protocol_version,
network_num=test_network_num,
node_id=self.NODE_ID
),
HelloMessage)
self.assertEqual(test_protocol_version, hello_message.protocol_version())
self.assertEqual(test_network_num, hello_message.network_num())
self.assertEqual(self.NODE_ID, hello_message.node_id())
self.create_message_successfully(AckMessage(), AckMessage)
self.create_message_successfully(PingMessage(), PingMessage)
self.create_message_successfully(PongMessage(), PongMessage)
blob = bytearray(4)
broadcast_message = self.create_message_successfully(BroadcastMessage(self.HASH,
network_num=test_network_num,
is_encrypted=True,
source_id=self.NODE_ID,
blob=blob),
BroadcastMessage)
self.assertEqual(self.HASH, broadcast_message.block_hash())
self.assertEqual(test_network_num, broadcast_message.network_num())
self.assertEqual(self.NODE_ID, broadcast_message.source_id())
self.assertTrue(broadcast_message.is_encrypted())
self.assertEqual(blob, broadcast_message.blob().tobytes())
sid = 12
tx_val = bytes(1 for _ in range(5))
tx_message = self.create_message_successfully(TxMessage(self.HASH,
network_num=test_network_num,
source_id=self.NODE_ID,
short_id=sid,
tx_val=tx_val),
TxMessage)
self.assertEqual(self.HASH, tx_message.tx_hash())
self.assertEqual(self.NODE_ID, tx_message.source_id())
self.assertEqual(sid, tx_message.short_id())
self.assertEqual(test_network_num, tx_message.network_num())
self.assertEqual(tx_val, tx_message.tx_val())
key = bytearray(1 for _ in range(KEY_SIZE))
key_message = self.create_message_successfully(
KeyMessage(self.HASH, test_network_num, self.NODE_ID, bytearray(1 for _ in range(KEY_SIZE))),
KeyMessage
)
self.assertEqual(key, key_message.key())
self.assertEqual(self.NODE_ID, key_message.source_id())
self.assertEqual(test_network_num, key_message.network_num())
self.assertEqual(self.HASH, key_message.block_hash())
block_holding_message = self.create_message_successfully(
BlockHoldingMessage(self.HASH, test_network_num, self.NODE_ID),
BlockHoldingMessage
)
self.assertEqual(self.NODE_ID, block_holding_message.source_id())
self.assertEqual(test_network_num, block_holding_message.network_num())
self.assertEqual(self.HASH, block_holding_message.block_hash())
get_txs = [1, 2, 3]
get_txs_message = self.create_message_successfully(GetTxsMessage(get_txs), GetTxsMessage)
self.assertEqual(get_txs, get_txs_message.get_short_ids())
txs = [TransactionInfo(Sha256Hash(crypto.double_sha256(b"123")), bytearray(4), 1),
TransactionInfo(Sha256Hash(crypto.double_sha256(b"234")), bytearray(8), 2)]
txs_message = self.create_message_successfully(TxsMessage(txs), TxsMessage)
result_txs = txs_message.get_txs()
for i, result_tx in enumerate(result_txs):
self.assertEqual(txs[i].hash, result_tx.hash)
self.assertEqual(txs[i].contents, result_tx.contents)
self.assertEqual(txs[i].short_id, result_tx.short_id)