def test_initialization(self):
dg = Datagram(b'\x01\x02\x03')
self.assertEqual(dg.bytes(), b'\x01\x02\x03')
random.seed('test_initialization')
data = os.urandom(32)
dg = Datagram(data)
self.assertEqual(dg.bytes(), data)
def test_add_datagram(self):
dg1 = Datagram()
dg1.add_uint16(32)
dg2 = Datagram()
dg2.add_string16(b'hello')
dg1.add_datagram(dg2)
self.assertEqual(dg1.bytes(), struct.pack('<HH5B', 32, 5, *b'hello'))
del dg2
self.assertEqual(dg1.bytes(), struct.pack('<HH5B', 32, 5, *b'hello'))
def test_copy_datagram(self):
dg = Datagram()
dg.add_string32('testing copy'.encode('utf-8'))
dg2 = dg.copy()
self.assertEqual(dg.bytes(), dg2.bytes())
dg.add_uint16(65200)
self.assertNotEqual(dg.bytes(), dg2.bytes())
data = dg2.bytes()
del dg
self.assertEqual(dg2.bytes(), data)
def generate_hash(self, hash_gen):
hash_gen.add_string(self.identifier)
self.dtype.generate_hash(hash_gen)
hash_gen.add_int(len(self.cases))
for case in self.cases:
try:
dg = Datagram()
pack_functions[DCTypes[self.dtype]](dg, case.value)
except KeyError:
dg = Datagram()
self.dtype.pack_value(dg, case.value)
hash_gen.add_bytes(dg.bytes())
hash_gen.add_int(len(case.parameters) + 1)
self.dtype.generate_hash(hash_gen)
for parameter in case.parameters:
parameter.generate_hash(hash_gen)
if self.default_case is not None:
hash_gen.add_int(len(self.default_case.parameters) + 1)
self.dtype.generate_hash(hash_gen)
for parameter in self.default_case.parameters:
parameter.generate_hash(hash_gen)
def test_add_uint32(self):
dg = Datagram()
dg.add_uint32(1 << 31)
other = struct.pack('<I', 1 << 31)
self.assertEqual(dg.bytes(), other)
with self.assertRaises(OverflowError):
dg.add_uint32(1 << 32)
def test_add_int8(self):
dg = Datagram()
dg.add_int8(-127)
dg.add_int8(127)
other = struct.pack('<bb', -127, 127)
self.assertEqual(dg.bytes(), other)
with self.assertRaises(OverflowError):
dg.add_int8(-128)
dg.add_int8(128)
def disconnect(self, booted_index, booted_text):
for task in self.tasks:
task.cancel()
del self.tasks[:]
resp = Datagram()
resp.add_uint16(CLIENT_GO_GET_LOST)
resp.add_uint16(booted_index)
resp.add_string16(booted_text.encode('utf-8'))
self.transport.write(len(resp).to_bytes(2, byteorder='little'))
self.transport.write(resp.bytes())
self.transport.close()
self.service.log.debug(
f'Booted client {self.channel} with index {booted_index} and text: "{booted_text}"'
)
def test_add_uint8(self):
dg = Datagram()
other = b''
dg.add_uint8(12)
other += pack_unsigned(12)
self.assertEqual(dg.bytes(), other)
dg.add_uint8(47)
other += pack_unsigned(47)
self.assertEqual(dg.bytes(), other)
dg.add_uint8(255)
other += pack_unsigned(255)
self.assertEqual(dg.bytes(), other)
dg.add_uint8(0)
other += pack_unsigned(0)
self.assertEqual(dg.bytes(), other)
with self.assertRaises(OverflowError):
dg.add_uint8(256)
dg.add_uint8(-3)
def test_add_data(self):
s = 'hello_world'.encode('utf-8')
dg = Datagram()
dg.add_string16(s)
other = struct.pack(f'<H{len(s)}b', len(s), *s)
self.assertEqual(dg.bytes(), other)
s = 'abcdefghijklmnop'.encode('utf-8')
dg = Datagram()
dg.add_string32(s)
other = struct.pack(f'<I{len(s)}b', len(s), *s)
self.assertEqual(dg.bytes(), other)
dg.add_bytes(b'')
self.assertEqual(dg.bytes(), other)
dg = Datagram()
dg.add_string16(b'')
self.assertEqual(dg.bytes(), b'\x00\x00')
dg = Datagram()
random.seed('pydc')
s = bytes(random.randint(0, 255) for _ in range((1 << 16)))
with self.assertRaises(OverflowError):
dg.add_string16(s)
dg = Datagram()
s = bytes(random.randint(0, 255) for _ in range((1 << 16)))
dg.add_string32(s)
s = b''.join((struct.pack('<I', len(s)), s))
self.assertEqual(dg.bytes(), s)
dg = Datagram()
dg.add_string32(b'')
self.assertEqual(dg.bytes(), struct.pack('<I', 0))
dg = Datagram()
c = chr(0x1F600).encode('utf-8')
dg.add_bytes(c)
self.assertEqual(dg.bytes(), c)
async def create_toon(self, sender, context, dclass, disl_id, pos, fields):
try:
do_id = await self.backend.create_object(dclass, fields)
account = await self.backend.query_object_fields(disl_id, ['ACCOUNT_AV_SET'], 'Account')
temp = Datagram()
temp.add_bytes(account['ACCOUNT_AV_SET'])
av_set = self.dc.namespace['Account']['ACCOUNT_AV_SET'].unpack_value(temp.iterator())
print(do_id, disl_id, pos, av_set)
av_set[pos] = do_id
temp.seek(0)
self.dc.namespace['Account']['ACCOUNT_AV_SET'].pack_value(temp, av_set)
await self.backend.set_field(disl_id, 'ACCOUNT_AV_SET', temp.bytes(), 'Account')
except OTPCreateFailed as e:
print('creation failed', e)
do_id = 0
dg = Datagram()
dg.add_server_header([sender], DBSERVERS_CHANNEL, DBSERVER_CREATE_STORED_OBJECT_RESP)
dg.add_uint32(context)
dg.add_uint8(do_id == 0)
dg.add_uint32(do_id)
self.send_datagram(dg)
def append_other_data(self, dg, client_only, also_owner):
if client_only:
fields_dg = Datagram()
count = 0
for field_name, raw_data in self.ram.items():
field = self.dclass.fields_by_name[field_name]
if field.is_broadcast or field.is_clrecv or (also_owner and field.is_ownrecv):
fields_dg.add_uint16(field.number)
fields_dg.add_bytes(raw_data)
count += 1
dg.add_uint16(count)
if count:
dg.add_bytes(fields_dg.bytes())
else:
dg.add_uint16(len(self.ram))
for field_name, raw_data in self.ram.items():
field = self.dclass.fields_by_name[field_name]
dg.add_uint16(field.number)
dg.add_bytes(raw_data)
def makeNetString(self):
dg = Datagram()
dg.add_bytes(self.type.encode('ascii'))
if self.type == 't':
dg.add_uint8(toonHeadTypes.index(self.head))
dg.add_uint8(toonTorsoTypes.index(self.torso))
dg.add_uint8(toonLegTypes.index(self.legs))
if self.gender == 'm':
dg.add_uint8(1)
else:
dg.add_uint8(0)
dg.add_uint8(self.topTex)
dg.add_uint8(self.topTexColor)
dg.add_uint8(self.sleeveTex)
dg.add_uint8(self.sleeveTexColor)
dg.add_uint8(self.botTex)
dg.add_uint8(self.botTexColor)
dg.add_uint8(self.armColor)
dg.add_uint8(self.gloveColor)
dg.add_uint8(self.legColor)
dg.add_uint8(self.headColor)
else:
raise Exception(f'unknown avatar type: {self.type}')
return dg.bytes()
def send_datagram(self, data: Datagram):
loop = self.service.loop
loop.call_soon_threadsafe(self.outgoing_q.put_nowait, data.bytes())
def send_datagram(self, data: Datagram):
self.outgoing_q.put_nowait(data.bytes())