def test_empty_data(self):
alp_action_bytes = [0x20, 0x40, 0x00, 0x00]
parser = Parser()
cmd = parser.parse(ConstBitStream(bytes=alp_action_bytes),
len(alp_action_bytes))
self.assertEqual(cmd.actions[0].operation.op, 32)
self.assertEqual(len(cmd.actions[0].operation.operand.data), 0)
def test_empty_data(self):
alp_action_bytes = [
0x20,
0x40,
0x00,
0x00
]
parser = Parser()
cmd = parser.parse(ConstBitStream(bytes=alp_action_bytes), len(alp_action_bytes))
self.assertEqual(cmd.actions[0].operation.op, 32)
self.assertEqual(len(cmd.actions[0].operation.operand.data), 0)
def test_interface_status_action_d7asp(self):
alp_action_bytes = [
0x62, # action=51/Interface status
0xd7, # interface ID
0x00, # channel_header
16, 0, # channel_index
70, # rx level
80, # link budget
80, # target rx level
0, # status
0xa5, # fifo token
0x00, # request ID
20, # response timeout
0x20, # addr control
0x24, 0x8a, 0xb6, 0x01, 0x51, 0xc7, 0x96, 0x6d, # addr
]
cmd = Parser().parse(ConstBitStream(bytes=alp_action_bytes), len(alp_action_bytes))
self.assertIsNotNone(cmd.interface_status)
self.assertEqual(cmd.interface_status.op, 34)
self.assertEqual(type(cmd.interface_status.operand), InterfaceStatusOperand)
self.assertEqual(cmd.interface_status.operand.interface_id, 0xD7)
self.assertEqual(cmd.interface_status.operand.interface_status.channel_header, 0) # TODO
self.assertEqual(cmd.interface_status.operand.interface_status.channel_index, 16)
self.assertEqual(cmd.interface_status.operand.interface_status.rx_level, 70)
self.assertEqual(cmd.interface_status.operand.interface_status.link_budget, 80)
self.assertEqual(cmd.interface_status.operand.interface_status.missed, False)
self.assertEqual(cmd.interface_status.operand.interface_status.nls, False)
self.assertEqual(cmd.interface_status.operand.interface_status.seq_nr, 0)
self.assertEqual(cmd.interface_status.operand.interface_status.response_to.exp, 0)
self.assertEqual(cmd.interface_status.operand.interface_status.response_to.mant, 20)
self.assertEqual(cmd.interface_status.operand.interface_status.retry, False)
def test_parse_forward_LoRaWAN_iface_OTAA(self):
lorawan_config = LoRaWANInterfaceConfigurationOTAA(adr_enabled=True,
request_ack=True,
app_port=0x01,
data_rate=0,
device_eui=[0] * 8,
app_eui=[0] * 8,
app_key=[0] * 16)
#bytes = bytearray(lorawan_config)
bytes = [
50, # forward
0x03, # LoRaWAN iface id
]
bytes.extend(bytearray(lorawan_config))
cmd = Parser().parse(ConstBitStream(bytes=bytes), len(bytes))
self.assertEqual(len(cmd.actions), 1)
self.assertEqual(type(cmd.actions[0].operation), Forward)
self.assertEqual(type(cmd.actions[0].operand), InterfaceConfiguration)
self.assertEqual(cmd.actions[0].operand.interface_id,
InterfaceType.LORAWAN_OTAA)
self.assertEqual(type(cmd.actions[0].operand.interface_configuration),
LoRaWANInterfaceConfigurationOTAA)
def test_parse_forward_LoRaWAN_iface_ABP(self):
lorawan_config = LoRaWANInterfaceConfigurationABP(
adr_enabled=True,
request_ack=True,
app_port=0x01,
data_rate=0,
netw_session_key=[0] * 16,
app_session_key=[1] * 16,
dev_addr=1,
netw_id=2,
)
#bytes = bytearray(lorawan_config)
bytes = [
50, # forward
0x02, # LoRaWAN iface id
]
bytes.extend(bytearray(lorawan_config))
cmd = Parser().parse(ConstBitStream(bytes=bytes), len(bytes))
self.assertEqual(len(cmd.actions), 1)
self.assertEqual(type(cmd.actions[0].operation), Forward)
self.assertEqual(type(cmd.actions[0].operand), InterfaceConfiguration)
self.assertEqual(cmd.actions[0].operand.interface_id,
InterfaceType.LORAWAN_ABP)
self.assertEqual(type(cmd.actions[0].operand.interface_configuration),
LoRaWANInterfaceConfigurationABP)
def test_interface_status_action_d7asp(self):
alp_action_bytes = [
34 + 0b01000000, # action=34 + inf status
0xd7, # interface ID
32, # channel_header
0,
16, # channel_index
70, # rx level
80, # link budget
80, # target rx level
0, # status
0xa5, # fifo token
0x00, # request ID
20, # response timeout
0b00100010, # addr control
5, # access class
0x24,
0x8a,
0xb6,
0x01,
0x51,
0xc7,
0x96,
0x6d, # addr
]
cmd = Parser().parse(ConstBitStream(bytes=alp_action_bytes),
len(alp_action_bytes))
self.assertIsNotNone(cmd.interface_status)
self.assertEqual(cmd.interface_status.op, 34)
self.assertEqual(type(cmd.interface_status.operand),
InterfaceStatusOperand)
self.assertEqual(cmd.interface_status.operand.interface_id, 0xD7)
self.assertEqual(
cmd.interface_status.operand.interface_status.channel_header.
channel_band, ChannelBand.BAND_433)
self.assertEqual(
cmd.interface_status.operand.interface_status.channel_header.
channel_coding, ChannelCoding.PN9)
self.assertEqual(
cmd.interface_status.operand.interface_status.channel_header.
channel_class, ChannelClass.LO_RATE)
self.assertEqual(
cmd.interface_status.operand.interface_status.channel_index, 16)
self.assertEqual(
cmd.interface_status.operand.interface_status.rx_level, 70)
self.assertEqual(
cmd.interface_status.operand.interface_status.link_budget, 80)
self.assertEqual(cmd.interface_status.operand.interface_status.missed,
False)
self.assertEqual(cmd.interface_status.operand.interface_status.nls,
False)
self.assertEqual(cmd.interface_status.operand.interface_status.seq_nr,
0)
self.assertEqual(
cmd.interface_status.operand.interface_status.response_to.exp, 0)
self.assertEqual(
cmd.interface_status.operand.interface_status.response_to.mant, 20)
self.assertEqual(cmd.interface_status.operand.interface_status.retry,
False)
def test_unsupported_action(self):
alp_action_bytes = [
0x21,
0x40,
0x00,
0x00
]
with self.assertRaises(ParseError):
cmd = Parser().parse(ConstBitStream(bytes=alp_action_bytes), len(alp_action_bytes))
def test_command_with_multiple_interface_status_actions(self):
cmd_data = [
0x20, # action=32/ReturnFileData
0x40, # File ID
0x00, # offset
0x04, # length
0x00, 0xf3, 0x00, 0x00 # data
] + self.interface_status_action + self.interface_status_action # <- 2x interface_status!
with self.assertRaises(ParseError):
cmd = Parser().parse(ConstBitStream(bytes=cmd_data), len(cmd_data))
def test_return_file_header(self):
cmd_data = [
0x21, 0x02, 0x00, 0x03, 0x00, 0x00, 0x0F, 0x00, 0x00, 0x00, 0x0F,
0x00, 0x00, 0x00
]
cmd = Parser().parse(ConstBitStream(bytes=cmd_data), len(cmd_data))
self.assertEqual(len(cmd.actions), 1)
self.assertEqual(type(cmd.actions[0].operand), FileHeaderOperand)
self.assertEqual(cmd.actions[0].operand.file_id, 2)
self.assertEqual(
cmd.actions[0].operand.file_header.properties.act_enabled, False)
def test_command_without_interface_status(self):
cmd_data = [
0x20, # action=32/ReturnFileData
0x40, # File ID
0x00, # offset
0x04, # length
0x00, 0xfF, 0x00, 0x00 # data
# missing interface status action!
]
cmd = Parser().parse(ConstBitStream(bytes=cmd_data), len(cmd_data))
self.assertEqual(cmd.interface_status, None)
def test_basic_valid_message_actions_swapped(self):
cmd_data = self.interface_status_action + [
0x20, # action=32/ReturnFileData
0x40, # File ID
0x00, # offset
0x04, # length
0x00, 0xf3, 0x00, 0x00 # data
]
cmd = Parser().parse(ConstBitStream(bytes=cmd_data), len(cmd_data))
self.assertEqual(cmd.actions[0].operation.op, 32)
self.assertEqual(cmd.actions[0].operation.operand.length, 4)
def test_without_tag_request(self):
cmd_data = [
0x20, # action=32/ReturnFileData
0x40, # File ID
0x00, # offset
0x04, # length
0x00, 0xf3, 0x00, 0x00 # data
]
cmd = Parser().parse(ConstBitStream(bytes=cmd_data), len(cmd_data))
self.assertEqual(len(cmd.actions), 1)
self.assertEqual(cmd.tag_id, None)
def test_break_query(self):
cmd_data = [
9, # break query
0x44, # arith comp with value, no mask, unsigned, >
0x01, # compare length
25, # compare value
0x20,
0x01 # file offset
]
cmd = Parser().parse(ConstBitStream(bytes=cmd_data), len(cmd_data))
self.assertEqual(len(cmd.actions), 1)
self.assertEqual(type(cmd.actions[0].operand), QueryOperand)
def test_indirect_fwd(self):
cmd_data = [
51, # indirect fwd, no overload
64 # interface file id
]
cmd = Parser().parse(ConstBitStream(bytes=cmd_data), len(cmd_data))
self.assertEqual(len(cmd.actions), 1)
self.assertEqual(type(cmd.actions[0].operand),
IndirectInterfaceOperand)
self.assertEqual(cmd.actions[0].overload, False)
self.assertEqual(cmd.actions[0].operand.interface_file_id, 64)
self.assertEqual(
cmd.actions[0].operand.interface_configuration_overload, None)
def test_with_multiple_tag_requests(self):
cmd_data = [
52, # action=TagRequest, without EOP bit set
14, # tag ID
52, # another TagRequest while only 1 per command supported
15, # tag ID
0x20, # action=32/ReturnFileData
0x40, # File ID
0x00, # offset
0x04, # length
0x00, 0xf3, 0x00, 0x00 # data
]
with self.assertRaises(ParseError):
cmd = Parser().parse(ConstBitStream(bytes=cmd_data), len(cmd_data))
def test_with_tag_request(self):
cmd_data = [
52, # action=TagRequest, without EOP bit set
14, # tag ID
0x20, # action=32/ReturnFileData
0x40, # File ID
0x00, # offset
0x04, # length
0x00, 0xf3, 0x00, 0x00 # data
]
cmd = Parser().parse(ConstBitStream(bytes=cmd_data), len(cmd_data))
self.assertEqual(len(cmd.actions), 1)
self.assertEqual(cmd.tag_id, 14)
self.assertEqual(cmd.send_tag_response_when_completed, False)
def test_multiple_actions(self):
alp_action_bytes = [
0x20, # action=32/ReturnFileData
0x40, # File ID
0x00, # offset
0x04, # length
0x00, 0xf3, 0x00, 0x00, # data
]
cmd_bytes = alp_action_bytes + alp_action_bytes + self.interface_status_action
cmd = Parser().parse(ConstBitStream(bytes=cmd_bytes), len(cmd_bytes))
self.assertEqual(cmd.actions[0].operation.op, 32)
self.assertEqual(cmd.actions[0].operation.operand.length, 4)
self.assertEqual(cmd.actions[1].operation.op, 32)
self.assertEqual(cmd.actions[1].operation.operand.length, 4)
def test_indirect_fwd_with_overload(self):
cmd_data = [
(1 << 7) + 51, # indirect fwd, no overload
64, # interface file id
1 << 4, # addressee ctrl (NOID, nls_method=NONE)
0 # access class
]
cmd = Parser().parse(ConstBitStream(bytes=cmd_data), len(cmd_data))
self.assertEqual(len(cmd.actions), 1)
self.assertEqual(type(cmd.actions[0].operand),
IndirectInterfaceOperand)
self.assertEqual(cmd.actions[0].overload, True)
self.assertEqual(cmd.actions[0].operand.interface_file_id, 64)
self.assertEqual(
type(cmd.actions[0].operand.interface_configuration_overload),
Addressee)
self.assertEqual(
cmd.actions[0].operand.interface_configuration_overload.id_type,
IdType.NOID)
0x20, # addressee
0x24,
0x8a,
0xb6,
0x00,
0x52,
0x0b,
0x35,
0x2c, # ID
0x20, # action=32/ReturnFileData
0x40, # File ID
0x00, # offset
0x00 # length
]
parser = Parser()
(cmds, info) = parser.parse(part1)
pprint(info)
for cmd in cmds:
pprint(cmd.as_dict())
(cmds, info) = parser.parse(part2)
pprint(info)
for cmd in cmds:
pprint(cmd.as_dict())
(cmds, info) = parser.parse(part3)
pprint(info)
for cmd in cmds:
pprint(cmd.as_dict())
def setUp(self):
self.parser = Parser()
#!/usr/bin/env PYTHONPATH=../:. python
from d7a.alp.parser import Parser
from pprint import pprint
bytes = [
0xd7, # interface start
0x04, 0x00, 0x00, 0x00, # fifo config
0x20, # addr (originally 0x00)
0x24, 0x8a, 0xb6, 0x01, 0x51, 0xc7, 0x96, 0x6d, # ID
0x20, # action=32/ReturnFileData
0x40, # File ID
0x00, # offset
0x04, # length
0x00, 0xf3, 0x00, 0x00 # data
]
(cmds, info) = Parser().parse(bytes)
pprint(cmds[0].as_dict())
print([ "0x{:02x}".format(b) for b in bytearray(cmds[0]) ])
0x00, # offset
0x04, # length
0x00, 0xf3, 0x00, 0x00, # data
0xd7, # interface start
0x04, 0x00, 0x00, 0x00 # fifo config
]
part3 = [
0x20, # addressee
0x24, 0x8a, 0xb6, 0x00, 0x52, 0x0b, 0x35, 0x2c, # ID
0x20, # action=32/ReturnFileData
0x40, # File ID
0x00, # offset
0x00 # length
]
parser = Parser()
(cmds, info) = parser.parse(part1)
pprint(info)
for cmd in cmds: pprint(cmd.as_dict())
(cmds, info) = parser.parse(part2)
pprint(info)
for cmd in cmds: pprint(cmd.as_dict())
(cmds, info) = parser.parse(part3)
pprint(info)
for cmd in cmds: pprint(cmd.as_dict())
