def test_params_unknown(self):
# fb.mvfst.net sends a proprietary parameter 65280
data = binascii.unhexlify(
"006400050004800104000006000480010400000700048001040000040004801"
"0000000080008c0000000ffffffff00090008c0000000ffffffff0001000480"
"00ea60000a00010300030002500000020010616161616262626263636363646"
"46464ff00000100")
# parse
buf = Buffer(data=data)
params = pull_quic_transport_parameters(buf)
self.assertEqual(
params,
QuicTransportParameters(
idle_timeout=60000,
stateless_reset_token=b"aaaabbbbccccdddd",
max_packet_size=4096,
initial_max_data=1048576,
initial_max_stream_data_bidi_local=66560,
initial_max_stream_data_bidi_remote=66560,
initial_max_stream_data_uni=66560,
initial_max_streams_bidi=4294967295,
initial_max_streams_uni=4294967295,
ack_delay_exponent=3,
),
)
def test_params_preferred_address_legacy(self):
data = binascii.unhexlify(
"003f000d003b8ba27b8611532400890200000000f03c91fffe69a4541153126"
"2c4518d63013f0c287ed3573efa9095603746b2e02d45480ba6643e5c6e7d48"
"ecb4")
# parse
buf = Buffer(data=data)
params = pull_quic_transport_parameters(
buf, protocol_version=QuicProtocolVersion.DRAFT_25)
self.assertEqual(
params,
QuicTransportParameters(preferred_address=QuicPreferredAddress(
ipv4_address=("139.162.123.134", 4435),
ipv6_address=("2400:8902::f03c:91ff:fe69:a454", 4435),
connection_id=b"b\xc4Q\x8dc\x01?\x0c(~\xd3W>\xfa\x90\x95`7",
stateless_reset_token=b"F\xb2\xe0-EH\x0b\xa6d>\\n}H\xec\xb4",
), ),
)
# serialize
buf = Buffer(capacity=len(data))
push_quic_transport_parameters(
buf, params, protocol_version=QuicProtocolVersion.DRAFT_25)
self.assertEqual(buf.data, data)
def test_params(self):
data = binascii.unhexlify(
"004700020010cc2fd6e7d97a53ab5be85b28d75c80080008000106000100026"
"710000600048000ffff000500048000ffff000400048005fffa000a00010300"
"0b0001190003000247e4")
# parse
buf = Buffer(data=data)
params = pull_quic_transport_parameters(buf)
self.assertEqual(
params,
QuicTransportParameters(
idle_timeout=10000,
stateless_reset_token=
b"\xcc/\xd6\xe7\xd9zS\xab[\xe8[(\xd7\\\x80\x08",
max_packet_size=2020,
initial_max_data=393210,
initial_max_stream_data_bidi_local=65535,
initial_max_stream_data_bidi_remote=65535,
initial_max_stream_data_uni=None,
initial_max_streams_bidi=6,
initial_max_streams_uni=None,
ack_delay_exponent=3,
max_ack_delay=25,
),
)
# serialize
buf = Buffer(capacity=len(data))
push_quic_transport_parameters(buf, params)
self.assertEqual(len(buf.data), len(data))
def test_params_unknown(self):
data = binascii.unhexlify("8000ff000100")
# parse
buf = Buffer(data=data)
params = pull_quic_transport_parameters(buf)
self.assertEqual(params, QuicTransportParameters())
def test_params_unknown(self):
data = binascii.unhexlify("8000ff000100")
# parse
buf = Buffer(data=data)
params = pull_quic_transport_parameters(
buf, protocol_version=QuicProtocolVersion.DRAFT_27)
self.assertEqual(params, QuicTransportParameters())
def test_params_disable_migration(self):
data = binascii.unhexlify("0004000c0000")
# parse
buf = Buffer(data=data)
params = pull_quic_transport_parameters(buf)
self.assertEqual(params, QuicTransportParameters(disable_migration=True))
# serialize
buf = Buffer(capacity=len(data))
push_quic_transport_parameters(buf, params)
self.assertEqual(buf.data, data)
def test_params_disable_active_migration_legacy(self):
data = binascii.unhexlify("0004000c0000")
# parse
buf = Buffer(data=data)
params = pull_quic_transport_parameters(
buf, protocol_version=QuicProtocolVersion.DRAFT_25)
self.assertEqual(
params, QuicTransportParameters(disable_active_migration=True))
# serialize
buf = Buffer(capacity=len(data))
push_quic_transport_parameters(
buf, params, protocol_version=QuicProtocolVersion.DRAFT_25)
self.assertEqual(buf.data, data)
def test_params_preferred_address(self):
data = binascii.unhexlify(
"008b000100048000753000020010191adf238f8041a56a5fa7a88ddd14f3000"
"400048010000000050004800400000006000480040000000700048004000000"
"08000240640009000103000d003b8ba27b8611532400890200000000f03c91f"
"ffe69a45411531262c4518d63013f0c287ed3573efa9095603746b2e02d4548"
"0ba6643e5c6e7d48ecb4000e000107")
# parse
buf = Buffer(data=data)
params = pull_quic_transport_parameters(buf)
self.assertEqual(
params,
QuicTransportParameters(
idle_timeout=30000,
stateless_reset_token=
b"\x19\x1a\xdf#\x8f\x80A\xa5j_\xa7\xa8\x8d\xdd\x14\xf3",
initial_max_data=1048576,
initial_max_stream_data_bidi_local=262144,
initial_max_stream_data_bidi_remote=262144,
initial_max_stream_data_uni=262144,
initial_max_streams_bidi=100,
initial_max_streams_uni=3,
preferred_address=QuicPreferredAddress(
ipv4_address=("139.162.123.134", 4435),
ipv6_address=("2400:8902::f03c:91ff:fe69:a454", 4435),
connection_id=b"b\xc4Q\x8dc\x01?\x0c(~\xd3W>\xfa\x90\x95`7",
stateless_reset_token=
b"F\xb2\xe0-EH\x0b\xa6d>\\n}H\xec\xb4",
),
active_connection_id_limit=7,
),
)
# serialize
buf = Buffer(capacity=len(data))
push_quic_transport_parameters(buf, params)
self.assertEqual(buf.data, data)