def test_queuing_messages_cleared_after_timeout(self):
node = self._initialize_gateway(True, True, True)
remote_blockchain_conn = next(iter(node.connection_pool.get_by_connection_types([ConnectionType.REMOTE_BLOCKCHAIN_NODE])))
remote_blockchain_conn.mark_for_close()
queued_message = PingMessage(12345)
node.send_msg_to_remote_node(queued_message)
self.assertEqual(1, len(node.remote_node_msg_queue._queue))
self.assertEqual(queued_message, node.remote_node_msg_queue._queue[0])
# queue has been cleared
time.time = MagicMock(return_value=time.time() + node.opts.remote_blockchain_message_ttl + 0.1)
node.alarm_queue.fire_alarms()
node.on_connection_added(MockSocketConnection(3, node, ip_address=LOCALHOST, port=8003))
next_conn = next(iter(node.connection_pool.get_by_connection_types([ConnectionType.REMOTE_BLOCKCHAIN_NODE])))
next_conn.outputbuf = OutputBuffer() # clear buffer
node.on_remote_blockchain_connection_ready(next_conn)
self.assertEqual(0, next_conn.outputbuf.length)
next_conn.mark_for_close()
queued_message = PingMessage(12345)
node.send_msg_to_remote_node(queued_message)
self.assertEqual(1, len(node.remote_node_msg_queue._queue))
self.assertEqual(queued_message, node.remote_node_msg_queue._queue[0])
node.on_connection_added(MockSocketConnection(4, node, ip_address=LOCALHOST, port=8003))
reestablished_conn = next(iter(node.connection_pool.get_by_connection_types([ConnectionType.REMOTE_BLOCKCHAIN_NODE])))
reestablished_conn.outputbuf = OutputBuffer() # clear buffer
node.on_remote_blockchain_connection_ready(reestablished_conn)
self.assertEqual(queued_message.rawbytes().tobytes(), reestablished_conn.outputbuf.get_buffer().tobytes())
def test_ping_pong(self):
hello_msg = HelloMessage(protocol_version=protocol_version.PROTOCOL_VERSION, network_num=1)
self.connection.add_received_bytes(hello_msg.rawbytes())
self.connection.process_message()
hello_msg_bytes = self.connection.get_bytes_to_send()
self.assertTrue(len(hello_msg_bytes) > 0)
self.connection.advance_sent_bytes(len(hello_msg_bytes))
ack_msg = AckMessage()
self.connection.add_received_bytes(ack_msg.rawbytes())
self.connection.process_message()
ack_msg_bytes = self.connection.get_bytes_to_send()
self.assertTrue(len(ack_msg_bytes) > 0)
self.connection.advance_sent_bytes(len(ack_msg_bytes))
ping_msg = PingMessage(nonce=12345)
self.connection.add_received_bytes(ping_msg.rawbytes())
self.connection.process_message()
pong_msg_bytes = self.connection.get_bytes_to_send()
self.assertTrue(len(pong_msg_bytes) > 0)
msg_type, payload_len = AbstractBloxrouteMessage.unpack(pong_msg_bytes[:AbstractBloxrouteMessage.HEADER_LENGTH])
self.assertEqual(BloxrouteMessageType.PONG, msg_type)
self.connection.advance_sent_bytes(len(pong_msg_bytes))
time.time = MagicMock(return_value=time.time() + constants.PING_INTERVAL_S)
self.node.alarm_queue.fire_alarms()
ping_msg_bytes = self.connection.get_bytes_to_send()
self.assertTrue(len(ping_msg_bytes) > 0)
msg_type, payload_len = AbstractBloxrouteMessage.unpack(ping_msg_bytes[:AbstractBloxrouteMessage.HEADER_LENGTH])
self.assertEqual(BloxrouteMessageType.PING, msg_type)
async def test_queuing_messages_no_blockchain_connection(self):
node = self._initialize_gateway(True, True)
blockchain_conn = next(
iter(
node.connection_pool.get_by_connection_types(
[ConnectionType.BLOCKCHAIN_NODE])))
blockchain_conn.mark_for_close()
self.assertIsNone(node.node_conn)
queued_message = PingMessage(12345)
node.send_msg_to_node(queued_message)
self.assertEqual(1, len(node.node_msg_queue._queue))
self.assertEqual(queued_message, node.node_msg_queue._queue[0])
node.on_connection_added(
MockSocketConnection(ip_address=LOCALHOST, port=8001))
next_conn = next(
iter(
node.connection_pool.get_by_connection_types(
[ConnectionType.BLOCKCHAIN_NODE])))
next_conn.outputbuf = OutputBuffer() # clear buffer
node.on_blockchain_connection_ready(next_conn)
self.assertEqual(queued_message.rawbytes().tobytes(),
next_conn.outputbuf.get_buffer().tobytes())
def compare_ping_old_to_current(
self,
converted_current_message: PingMessage,
original_current_message: PingMessage,
):
self.assertEqual(
original_current_message.rawbytes(),
converted_current_message.rawbytes(),
)
def test_get_and_clear_after_timeout(self):
message_1 = PingMessage(1)
message_2 = PingMessage(2)
self.blockchain_message_queue.append(message_1)
self.assertIn(message_1, self.blockchain_message_queue._queue)
self.blockchain_message_queue.append(message_2)
self.assertIn(message_2, self.blockchain_message_queue._queue)
time.time = MagicMock(return_value=time.time() + TTL + 1)
items = self.blockchain_message_queue.pop_items()
self.assertEqual(0, len(items))
def test_append(self):
message_1 = PingMessage(1)
message_2 = PingMessage(2)
message_3 = PingMessage(3)
self.blockchain_message_queue.append(message_1)
self.assertIn(message_1, self.blockchain_message_queue._queue)
self.blockchain_message_queue.append(message_2)
self.assertIn(message_2, self.blockchain_message_queue._queue)
time.time = MagicMock(return_value=time.time() + TTL + 1)
# appends after timeout should be ignored
self.blockchain_message_queue.append(message_3)
self.assertNotIn(message_3, self.blockchain_message_queue._queue)
def __init__(self, *args, **kwargs):
super(AbstractConnectionTest.TestAbstractConnection,
self).__init__(*args, **kwargs)
self.hello_messages = BLOXROUTE_HELLO_MESSAGES
self.header_size = constants.STARTING_SEQUENCE_BYTES_LEN + constants.BX_HDR_COMMON_OFF
self.message_factory = AbstractConnectionTest.TestMessageFactory()
self.ping_message = PingMessage()
self.pong_message = PongMessage()
self.ack_message = AckMessage()
def test_get_and_clear_reenables_insert(self):
message_1 = PingMessage(1)
message_2 = PingMessage(2)
message_3 = PingMessage(3)
self.blockchain_message_queue.append(message_1)
self.assertIn(message_1, self.blockchain_message_queue._queue)
time.time = MagicMock(return_value=time.time() + TTL + 1)
# appends after timeout should be ignored
self.blockchain_message_queue.append(message_2)
self.assertNotIn(message_2, self.blockchain_message_queue._queue)
items = self.blockchain_message_queue.pop_items()
self.assertEqual(0, len(items))
self.blockchain_message_queue.append(message_3)
self.assertIn(message_3, self.blockchain_message_queue._queue)
def msg_ping(self, msg: PingMessage):
nonce = msg.nonce()
assumed_request_time = time.time(
) - nonce_generator.get_timestamp_from_nonce(nonce)
self.inbound_peer_latency = assumed_request_time
hooks.add_measurement(self.peer_desc, MeasurementType.PING_INCOMING,
assumed_request_time, self.peer_id)
self.enqueue_msg(
PongMessage(nonce=nonce, timestamp=nonce_generator.get_nonce()))
def test_ping_pong_send_pings(self):
self.connection.enqueue_msg = MagicMock()
self.connection.can_send_pings = True
self.connection.schedule_pings()
self.assertIsNotNone(self.connection.ping_alarm_id)
result = self.connection.send_ping()
self.connection.enqueue_msg.assert_called_once_with(PingMessage())
self.assertEqual(self.connection.ping_interval_s, result)
def test_msg_ping(self):
self.connection.msg_ping(PingMessage())
self.assertTrue(self.connection.outputbuf.length > 0)
self.connection.outputbuf.flush()
output_buf_msg = self.connection.outputbuf.get_buffer()
pong_reply_msg = bloxroute_message_factory.create_message_from_buffer(
output_buf_msg)
self.assertTrue(pong_reply_msg)
self.assertTrue(isinstance(pong_reply_msg, PongMessage))
def send_ping(self):
"""
Send a ping (and reschedule if called from alarm queue)
"""
if self.can_send_pings and not self.state & ConnectionState.MARK_FOR_CLOSE:
nonce = nonce_generator.get_nonce()
msg = PingMessage(nonce=nonce)
self.enqueue_msg(msg)
self.ping_message_timestamps.add(nonce, time.time())
return self.ping_interval_s
return constants.CANCEL_ALARMS
def test_get_and_clear_before_timeout(self):
message_1 = PingMessage(1)
message_2 = PingMessage(2)
self.blockchain_message_queue.append(message_1)
self.assertIn(message_1, self.blockchain_message_queue._queue)
self.blockchain_message_queue.append(message_2)
self.assertIn(message_2, self.blockchain_message_queue._queue)
items = self.blockchain_message_queue.pop_items()
self.assertEqual(2, len(items))
self.assertIn(message_1, items)
self.assertIn(message_2, items)
next_items = self.blockchain_message_queue.pop_items()
self.assertEqual(0, len(next_items))
message_3 = PingMessage(3)
self.blockchain_message_queue.append(message_3)
last_items = self.blockchain_message_queue.pop_items()
self.assertEqual(1, len(last_items))
self.assertIn(message_3, last_items)
def __init__(self, sock, address, node, from_me=False):
super(InternalNodeConnection, self).__init__(sock, address, node, from_me)
# Enable buffering only on internal connections
self.enable_buffered_send = node.opts.enable_buffered_send
self.outputbuf = OutputBuffer(enable_buffering=self.enable_buffered_send)
self.network_num = node.network_num
self.version_manager = bloxroute_version_manager
# Setting default protocol version and message factory; override when hello message received
self.message_factory = bloxroute_message_factory
self.protocol_version = self.version_manager.CURRENT_PROTOCOL_VERSION
self.ping_message = PingMessage()
self.pong_message = PongMessage()
self.ack_message = AckMessage()
self.can_send_pings = True
self.ping_message_timestamps = ExpiringDict(self.node.alarm_queue, constants.REQUEST_EXPIRATION_TIME)
self.message_validator = BloxrouteMessageValidator(None, self.protocol_version)
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 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)
def ping_message(self) -> AbstractMessage:
return PingMessage()
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_ping_response_msg(self):
ping = PingMessage(nonce=50)
self.assertEqual(50, ping.nonce())
msg = bloxroute_message_factory.create_message_from_buffer(ping.buf)
self.assertEqual(50, msg.nonce())
def ping_message(self) -> PingMessage:
return PingMessage(nonce_generator.get_nonce())
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_ping_message(self):
self._test_to_old_version(PingMessage(nonce=12345))
self._test_to_new_version(PingMessageV4(nonce=12345))
def ping_message(self) -> AbstractMessage:
nonce = nonce_generator.get_nonce()
self.ping_message_timestamps.add(nonce, time.time())
return PingMessage(nonce)