def read_stream(self, file: IO, data_stream: DataStream) -> Reply:
'''Read from the data stream.
Args:
file: A destination file object or a stream writer.
data_stream: The stream of which to read from.
Coroutine.
Returns:
Reply: The final reply.
'''
yield from data_stream.read_file(file=file)
reply = yield from self._control_stream.read_reply()
self.raise_if_not_match(
'End stream',
ReplyCodes.closing_data_connection,
reply
)
data_stream.close()
return reply
def test_control_stream(self):
def log_cb(data_type, data):
_logger.debug(__('{0}={1}', data_type, data))
connection = Connection(('127.0.0.1', self.server_port()))
yield from connection.connect()
control_stream = ControlStream(connection)
control_stream.data_event_dispatcher.add_read_listener(
functools.partial(log_cb, 'read'))
control_stream.data_event_dispatcher.add_write_listener(
functools.partial(log_cb, 'write'))
reply = yield from control_stream.read_reply()
self.assertEqual(220, reply.code)
yield from control_stream.write_command(Command('USER', 'smaug'))
reply = yield from control_stream.read_reply()
self.assertEqual(331, reply.code)
yield from control_stream.write_command(Command('PASS', 'gold1'))
reply = yield from control_stream.read_reply()
self.assertEqual(230, reply.code)
yield from control_stream.write_command(Command('PASV'))
reply = yield from control_stream.read_reply()
self.assertEqual(227, reply.code)
address = parse_address(reply.text)
data_connection = Connection(address)
yield from data_connection.connect()
data_stream = DataStream(data_connection)
yield from control_stream.write_command(Command('RETR', 'example (copy).txt'))
reply = yield from control_stream.read_reply()
self.assertEqual(150, reply.code)
my_file = io.BytesIO()
yield from data_stream.read_file(my_file)
reply = yield from control_stream.read_reply()
self.assertEqual(226, reply.code)
self.assertEqual(
'The real treasure is in Smaug’s heart 💗.\n',
my_file.getvalue().decode('utf-8')
)
def test_control_stream(self):
def log_cb(data_type, data):
_logger.debug(__('{0}={1}', data_type, data))
connection = Connection(('127.0.0.1', self.server_port()))
yield from connection.connect()
control_stream = ControlStream(connection)
control_stream.data_event_dispatcher.add_read_listener(
functools.partial(log_cb, 'read'))
control_stream.data_event_dispatcher.add_write_listener(
functools.partial(log_cb, 'write'))
reply = yield from control_stream.read_reply()
self.assertEqual(220, reply.code)
yield from control_stream.write_command(Command('USER', 'smaug'))
reply = yield from control_stream.read_reply()
self.assertEqual(331, reply.code)
yield from control_stream.write_command(Command('PASS', 'gold1'))
reply = yield from control_stream.read_reply()
self.assertEqual(230, reply.code)
yield from control_stream.write_command(Command('PASV'))
reply = yield from control_stream.read_reply()
self.assertEqual(227, reply.code)
address = parse_address(reply.text)
data_connection = Connection(address)
yield from data_connection.connect()
data_stream = DataStream(data_connection)
yield from control_stream.write_command(
Command('RETR', 'example (copy).txt'))
reply = yield from control_stream.read_reply()
self.assertEqual(150, reply.code)
my_file = io.BytesIO()
yield from data_stream.read_file(my_file)
reply = yield from control_stream.read_reply()
self.assertEqual(226, reply.code)
self.assertEqual('The real treasure is in Smaug’s heart 💗.\n',
my_file.getvalue().decode('utf-8'))
def read_stream(self, file: IO, data_stream: DataStream) -> Reply:
'''Read from the data stream.
Args:
file: A destination file object or a stream writer.
data_stream: The stream of which to read from.
Coroutine.
Returns:
Reply: The final reply.
'''
yield from data_stream.read_file(file=file)
reply = yield from self._control_stream.read_reply()
self.raise_if_not_match('End stream',
ReplyCodes.closing_data_connection, reply)
data_stream.close()
return reply