def test_stream_call_with_malformed_request(self):
message = kyoto.utils.berp.pack(beretta.encode((":info", ":stream", [])))
status = self.connection.sendall(message)
message = kyoto.utils.berp.pack(beretta.encode((":call", ":dummy", ":echo", ["hello"]))[2:])
status = self.connection.sendall(message)
response = kyoto.network.stream.receive(self.connection)
self.assertEqual(
beretta.decode(next(response)), (":error", (":server", 3, "ValueError", "Corrupt request data", []))
)
def test_stream_call_with_malformed_request(self):
self.assertEqual(self.agent.state["stream"]["on"], False)
self.assertEqual(self.agent.state["stream"]["request"], None)
info = beretta.encode((":info", ":stream", []))
request = beretta.encode((":call", ":dummy", ":echo", ["hello"]))[2:]
with self.assertRaises(StopIteration):
response = next(self.agent.handle(info))
response = next(self.agent.handle(request))
self.assertEqual(beretta.decode(response), (":error", (":server", 3, "ValueError", "Corrupt request data", [])))
self.assertEqual(self.agent.state["stream"]["on"], False)
self.assertEqual(self.agent.state["stream"]["request"], None)
def test_send_file_stream(self):
info = kyoto.utils.berp.pack(beretta.encode((":info", ":stream", [])))
self.connection.sendall(info)
message = kyoto.utils.berp.pack(beretta.encode((":call", ":dummy", ":streaming_echo_length", [])))
self.connection.sendall(message)
with open("/etc/passwd", "rb") as source:
stream = kyoto.network.stream.send(source)
for chunk in stream:
self.connection.sendall(chunk)
response = kyoto.network.stream.receive(self.connection)
reply, length = beretta.decode(next(response))
self.assertTrue(length > 0)
def transform(*args, **kwargs):
response = function(*args, **kwargs)
try:
message = next(response)
except StopIteration:
pass
else:
yield beretta.encode(message)
if message == (":info", ":stream", []):
yield beretta.encode(next(response))
for message in response:
yield message
yield b""
def test_sync_with_streaming_request(self):
message = kyoto.utils.berp.pack(beretta.encode((":info", ":stream", [])))
status = self.connection.sendall(message)
message = kyoto.utils.berp.pack(beretta.encode((":call", ":dummy", ":streaming_echo_request", [])))
status = self.connection.sendall(message)
for message in [b"hello" for _ in range(10)]:
status = self.connection.sendall(kyoto.utils.berp.pack(message))
status = self.connection.sendall(kyoto.utils.berp.pack(b""))
response = kyoto.network.stream.receive(self.connection)
self.assertEqual(beretta.decode(next(response)), (":info", ":stream", []))
self.assertEqual(beretta.decode(next(response)), (":noreply",))
for _ in range(10):
self.assertEqual(next(response), b"hello")
self.assertEqual(next(response), b"")
def test_send_generator_stream(self):
def payload(message):
for x in range(10):
yield message
info = kyoto.utils.berp.pack(beretta.encode((":info", ":stream", [])))
self.connection.sendall(info)
message = kyoto.utils.berp.pack(beretta.encode((":call", ":dummy", ":streaming_echo_length", [])))
self.connection.sendall(message)
stream = kyoto.network.stream.send(payload("hello"))
for chunk in stream:
self.connection.sendall(chunk)
response = kyoto.network.stream.receive(self.connection)
reply, length = beretta.decode(next(response))
self.assertEqual(length, 50)
def test_sync_call_with_broken_streaming_echo(self):
message = kyoto.utils.berp.pack(beretta.encode((":call", ":dummy", ":broken_streaming_echo", ["hello"])))
status = self.connection.sendall(message)
response = kyoto.network.stream.receive(self.connection)
self.assertEqual(beretta.decode(next(response)), (":info", ":stream", []))
self.assertEqual(beretta.decode(next(response)), (":reply", {"count": 10}))
self.assertEqual(next(response), b"")
def test_encode_regex(self):
regex = re.compile('^(kitty)$', re.I|re.X)
self.assertEqual(regex.pattern, '^(kitty)$')
self.assertIn(regex.flags, (66, 98)) # python 2.x / 66, python 3.x / 98
bytes = beretta.encode(regex)
self.assertEqual(bytes, b'\x83h\x04d\x00\x04bertd\x00\x05regexm\x00\x00\x00\t'
b'^(kitty)$h\x02d\x00\x08extendedd\x00\x08caseless')
def test_invalid_mfa(self):
response = self.agent.handle(beretta.encode((":call", ":dummy", ":kittens")))
response = beretta.decode(next(response))
self.assertEqual(response[1][0], ":server")
self.assertEqual(response[1][1], 4)
self.assertEqual(response[1][2], "ValueError")
self.assertTrue(response[1][3].startswith("Invalid MFA"))
def test_reopen_connection(self):
connection = self.connections.acquire()
message = kyoto.utils.berp.pack(beretta.encode((":call", ":dummy", ":echo", ["hello"])))
connection.sendall(message)
response = kyoto.network.stream.receive(connection)
self.assertEqual(beretta.decode(next(response)), (":reply", "hello?"))
self.connections.release(connection)
connection.close()
self.assertTrue(connection.closed)
connection = self.connections.acquire()
self.assertFalse(connection.closed)
message = kyoto.utils.berp.pack(beretta.encode((":call", ":dummy", ":echo", ["hello"])))
connection.sendall(message)
response = kyoto.network.stream.receive(connection)
self.assertEqual(beretta.decode(next(response)), (":reply", "hello?"))
self.connections.release(connection)
def test_unknown_function(self):
message = kyoto.utils.berp.pack(beretta.encode((":call", ":dummy", ":kittens", ["hello"])))
status = self.connection.sendall(message)
response = kyoto.network.stream.receive(self.connection)
self.assertEqual(
beretta.decode(next(response)), (":error", (":server", 2, "NameError", "No such function: ':kittens'", []))
)
def test_sync_call_exception(self):
request = beretta.encode((":call", ":dummy", ":echo_with_exception", ["hello"]))
response = beretta.decode(next(self.agent.handle(request)))
self.assertEqual(response[0], ":error")
self.assertEqual(response[1][0], ":user")
self.assertEqual(response[1][2], "ValueError")
self.assertEqual(response[1][3], "This is exception with your text: hello")
self.assertEqual(response[1][4][0], "Traceback (most recent call last):")
def test_sync_call_with_streaming_response(self):
request = beretta.encode((":call", ":dummy", ":streaming_echo_response", ["hello"]))
response = self.agent.handle(request)
self.assertEqual(beretta.decode(next(response)), (":info", ":stream", []))
self.assertEqual(beretta.decode(next(response)), (":reply", {"count": 10}))
for _ in range(10):
self.assertEqual(next(response), "hello?")
self.assertEqual(next(response), b"")
def test_receive_large_stream(self):
message = kyoto.utils.berp.pack(beretta.encode((":call", ":dummy", ":large_echo", ["hello"])))
self.connection.sendall(message)
response = kyoto.network.stream.receive(self.connection)
message = beretta.decode(next(response))
self.assertEqual(message[0], ":error")
self.assertEqual(message[1][0], ":user")
self.assertEqual(message[1][2], "MaxBERPSizeError")
def test_sync_call_exception(self):
message = kyoto.utils.berp.pack(beretta.encode((":call", ":dummy", ":echo_with_exception", ["hello"])))
status = self.connection.sendall(message)
response = beretta.decode(next(kyoto.network.stream.receive(self.connection)))
self.assertEqual(response[0], ":error")
self.assertEqual(response[1][0], ":user")
self.assertEqual(response[1][2], "ValueError")
self.assertEqual(response[1][3], "This is exception with your text: hello")
self.assertEqual(response[1][4][0], "Traceback (most recent call last):")
def test_sync_with_streaming_request(self):
self.assertEqual(self.agent.state["stream"]["on"], False)
self.assertEqual(self.agent.state["stream"]["request"], None)
info = beretta.encode((":info", ":stream", []))
request = beretta.encode((":call", ":dummy", ":streaming_echo_request", []))
with self.assertRaises(StopIteration):
response = next(self.agent.handle(info))
self.assertEqual(self.agent.state["stream"]["on"], True)
self.assertEqual(self.agent.state["stream"]["request"], None)
with self.assertRaises(StopIteration):
response = next(self.agent.handle(request))
self.assertEqual(self.agent.state["stream"]["on"], True)
self.assertEqual(self.agent.state["stream"]["request"], (":call", ":dummy", ":streaming_echo_request", []))
for message in ["hello" for _ in range(10)]:
with self.assertRaises(StopIteration):
response = next(self.agent.handle(message))
response = self.agent.handle(b"")
self.assertEqual(beretta.decode(next(response)), (":info", ":stream", []))
self.assertEqual(beretta.decode(next(response)), (":noreply",))
for _ in range(10):
self.assertEqual(next(response), "hello")
self.assertEqual(next(response), b"")
self.assertEqual(self.agent.state["stream"]["on"], False)
self.assertEqual(self.agent.state["stream"]["request"], None)
def handle(self, connection, address):
self.logger.info("{0}:{1} connected".format(*address))
agent = Agent(self.modules, address)
stream = kyoto.network.stream.receive(connection)
try:
for request in stream:
for response in agent.handle(request):
try:
message = kyoto.utils.berp.pack(response)
except kyoto.utils.berp.MaxBERPSizeError as exception:
name = exception.__class__.__name__
description = str(exception)
trace = traceback.format_exc().splitlines()
message = (":error", (":user", 500, name, description, trace))
message = kyoto.utils.berp.pack(beretta.encode(message))
connection.sendall(message)
except Exception as exception:
self.logger.exception(exception)
finally:
connection.close()
self.logger.info("{0}:{1} disconnected".format(*address))
def receive(connection, server=True):
receive_buffer = b""
while connection:
message = connection.recv(kyoto.conf.settings.READ_CHUNK_SIZE)
if message:
receive_buffer += message
while len(receive_buffer) >= 4:
try:
_, message, tail = kyoto.utils.berp.unpack(receive_buffer)
except ValueError as exception:
break # received incomplete packet, continue loop
except kyoto.utils.berp.MaxBERPSizeError as exception:
if server:
exception = (":error", (":protocol", 3, "MaxBERPSizeError", str(exception), []))
exception = kyoto.utils.berp.pack(beretta.encode(exception))
connection.sendall(exception)
raise
else:
receive_buffer = tail
yield message
else:
break
def send_message(self, connection, message):
message = kyoto.utils.berp.pack(beretta.encode(message))
return connection.sendall(message)
def test_encode_empty_list(self): bytes = beretta.encode([]) self.assertEqual(bytes, b'\x83h\x02d\x00\x04bertd\x00\x03nil')
def test_encode_compressed(self):
bytes = beretta.encode((':call', 'Module', 'function', []) * 4, compressed=6)
self.assertTrue(bytes.startswith(b'\x83P'))
def test_encode_1(self): bytes = beretta.encode(1) self.assertEqual(bytes, b'\x83a\x01')
def test_encode_0_float(self): bytes = beretta.encode(0.0) self.assertEqual(bytes, b'\x83c0.00000000000000000000e+00\x00\x00\x00\x00\x00')
def test_encode_datetime(self):
bytes = beretta.encode(datetime.datetime(2014, 2, 10, 6, 2, 51, 36215))
self.assertEqual(bytes, b'\x83h\x05d\x00\x04bertd\x00\x04timeb'
b'\x00\x00\x05pb\x00\x00/\x8bb\x00\x00\x8dw')
def test_encode_0(self): bytes = beretta.encode(0) self.assertEqual(bytes, b'\x83a\x00')
def test_encode_empty_dict(self):
bytes = beretta.encode({})
self.assertEqual(bytes, b'\x83h\x03d\x00\x04bertd\x00\x04dictj')
def test_encode_dict(self):
bytes = beretta.encode({'key': 'value'})
self.assertEqual(bytes, b'\x83h\x03d\x00\x04bertd\x00\x04dictl'
b'\x00\x00\x00\x01h\x02m\x00\x00\x00\x03'
b'keym\x00\x00\x00\x05valuej')
def test_encode_none(self): bytes = beretta.encode(None) self.assertEqual(bytes, b'\x83h\x02d\x00\x04bertd\x00\tundefined')
def test_encode_false(self): bytes = beretta.encode(False) self.assertEqual(bytes, b'\x83h\x02d\x00\x04bertd\x00\x05false')
def test_encode_true(self): bytes = beretta.encode(True) self.assertEqual(bytes, b'\x83h\x02d\x00\x04bertd\x00\x04true')
