def _connect_serial_modem(self):
self.dev = serial.Serial(
port = self.config["device"],
baudrate = self.config["baudrate"],
timeout = None,
)
self.dev.flush() # ignore possible buffered data
self.start_reading()
read_modem_info_action = Command.create_with_read_file_action_system_file(UidFile())
read_modem_info_action.add_action(
RegularAction(
operation=ReadFileData(
operand=DataRequest(
offset=Offset(id=FirmwareVersionFile().id, offset=Length(0)), # TODO offset size
length=FirmwareVersionFile().length
)
)
)
)
resp_cmd = self.execute_command(read_modem_info_action, timeout_seconds=60)
if len(resp_cmd) == 0:
self.log.warning("Timed out reading node information")
return False
for action in resp_cmd[0].actions:
if type(action) is RegularAction and type(action.operation) is ReturnFileData:
if action.operand.offset.id == SystemFileIds.UID.value:
self.uid = '{:x}'.format(struct.unpack(">Q", bytearray(action.operand.data))[0])
if action.operand.offset.id == SystemFileIds.FIRMWARE_VERSION.value:
self.firmware_version = FirmwareVersionFile.parse(ConstBitStream(bytearray(action.operand.data)))
if self.uid and self.firmware_version:
return True
return False
def test_simple_received_return_file_data_command(self):
cmd = Command(
generate_tag_request_action=False,
actions=[
RegularAction(operation=ReturnFileData(
operand=Data(data=list(bytearray("Hello world")),
offset=Offset(id=0x51)))),
StatusAction(
status_operand_extension=StatusActionOperandExtensions.
INTERFACE_STATUS,
operation=InterfaceStatus(operand=InterfaceStatusOperand(
interface_id=0xD7,
interface_status=D7ASpStatus(channel_id=ChannelID(
channel_header=ChannelHeader(
channel_band=ChannelBand.BAND_433,
channel_class=ChannelClass.LO_RATE,
channel_coding=ChannelCoding.PN9),
channel_index=16),
rx_level=70,
link_budget=80,
target_rx_level=80,
nls=False,
missed=False,
retry=False,
unicast=False,
fifo_token=200,
seq_nr=0,
response_to=CT(mant=20),
addressee=Addressee()))))
])
expected = [
0x62, # Interface Status action
0xD7, # D7ASP interface
32, # channel header
0,
16, # channel_id
70, # rxlevel (- dBm)
80, # link budget
80, # target rx level
0, # status
200, # fifo token
0, # seq
20, # response timeout
0x10, # addressee ctrl (NOID)
0, # access class
0x20, # action=32/ReturnFileData
0x51, # File ID
0x00, # offset
0x0b, # length
0x48,
0x65,
0x6c,
0x6c,
0x6f, # Hello
0x20,
0x77,
0x6f,
0x72,
0x6c,
0x64 # World
]
bytes = bytearray(cmd)
self.assertEqual(len(bytes), len(expected))
for i in xrange(len(expected)):
self.assertEqual(bytes[i], expected[i])
def parse_alp_return_file_header_action(self, b7, b6, s):
operand = FileHeaderOperand.parse(s)
return RegularAction(group=b7,
resp=b6,
operation=ReturnFileHeader(operand=operand))
def parse_alp_return_file_data_action(self, b7, b6, s):
operand = self.parse_alp_return_file_data_operand(s)
return RegularAction(group=b7,
resp=b6,
operation=ReturnFileData(operand=operand))
def parse_alp_create_file_action(self, b7, b6, s):
operand = FileHeaderOperand.parse(s)
return RegularAction(group=b7,
resp=b6,
operation=CreateNewFile(operand=operand))
def parse_break_query_action(self, b7, b6, s):
return RegularAction(
group=b7,
resp=b6,
operation=BreakQuery(operand=QueryOperand.parse(s)))
def test_action_construction_switches(self):
RegularAction(group=True, resp=True)
)
)
)
if (config.factory_gaussian != 0xFF) or (config.factory_paramp != 0xFF):
if (config.factory_gaussian != 0xFF) or (config.factory_paramp != 0xFF):
fact = FactorySettingsFile(gaussian=config.factory_gaussian, paramp=config.factory_paramp)
elif config.factory_gaussian != 0xFF:
fact = FactorySettingsFile(gaussian=config.factory_gaussian)
else:
fact = FactorySettingsFile(paramp=config.factory_paramp)
cmd.add_action(
RegularAction(
operation=WriteFileData(
operand=Data(
offset=Offset(id=fact.id),
data=list(fact)
)
)
)
)
cmd.add_action(
RegularAction(
operation=WriteFileData(
operand=Data(
offset=Offset(id=emFile.id),
data=list(emFile)
)
)
)
)
configure_default_logger(config.verbose)
modem = Modem(config.device,
config.rate,
unsolicited_response_received_callback=received_command_callback)
modem.connect()
# command to be executed as an action: first do an arithmetic comparison of the sensor value with the supplied value...
query_sensor_file_cmd = Command(generate_tag_request_action=False)
query_sensor_file_cmd.add_action(
RegularAction(operation=BreakQuery(operand=QueryOperand(
type=QueryType.ARITH_COMP_WITH_VALUE,
mask_present=False,
params=ArithQueryParams(signed_data_type=False,
comp_type=ArithComparisonType.GREATER_THAN),
compare_length=Length(2),
compare_value=[
ord(b) for b in struct.pack(">H", int(config.temperature * 10))
],
file_a_offset=Offset(id=0x40, offset=Length(0))))))
# ...if the query succeeds, read the file
query_sensor_file_cmd.add_action(
RegularAction(operation=ReadFileData(
operand=DataRequest(offset=Offset(id=0x40), length=Length(2)))))
# the interface config to send the result of above action to
interface_config = InterfaceConfiguration(
InterfaceType.D7ASP,
Configuration(qos=QoS(resp_mod=ResponseMode.RESP_MODE_NO,
retry_mod=RetryMode.RETRY_MODE_NO,
print(data)
cmd = Command.create_with_write_file_action(file_id=199, data=data)
answ = modem.execute_command(cmd)
cmd = Command()
f = open(config.file, "rb")
total_length = os.path.getsize(config.file)
amount_of_bytes = 239
length = 0
try:
bytes = list(bytearray(f.read(amount_of_bytes)))
while len(bytes) != 0:
cmd.add_action(
RegularAction(operation=WriteFileData(operand=Data(
offset=Offset(id=200, offset=Length(length)), data=bytes))))
length += amount_of_bytes
answ = modem.execute_command(cmd)
worked = False
for answer in answ:
if answer.execution_completed and not answer.completed_with_error:
worked = True
if not worked:
print("write failed")
break
cmd = Command()
print(
chr(27) + "[2J\n" + str(length) + "/" + str(total_length) + ": " +
str(length * 100 / total_length) + "%")
def test_simple_received_return_file_data_command_with_tag_request(self):
cmd = Command(
tag_id=25,
actions=[
RegularAction(operation=ReturnFileData(
operand=Data(data=list(bytearray("Hello world")),
offset=Offset(id=0x51)))),
StatusAction(
status_operand_extension=StatusActionOperandExtensions.
INTERFACE_STATUS,
operation=InterfaceStatus(operand=InterfaceStatusOperand(
interface_id=0xD7,
interface_status=D7ASpStatus(channel_header=0,
channel_index=16,
rx_level=70,
link_budget=80,
target_rx_level=80,
nls=False,
missed=False,
retry=False,
unicast=False,
fifo_token=200,
seq_nr=0,
response_to=CT(mant=20),
addressee=Addressee()))))
])
expected = [
0xB4, # tag request with send response bit set
25, # tag ID
0x62, # Interface Status action
0xD7, # D7ASP interface
0, # channel header
16,
0, # channel_id
70, # rxlevel (- dBm)
80, # link budget
80, # target rx level
0, # status
200, # fifo token
0, # seq
20, # response timeout
16, # addressee ctrl (BCAST)
0x20, # action=32/ReturnFileData
0x51, # File ID
0x00, # offset
0x0b, # length
0x48,
0x65,
0x6c,
0x6c,
0x6f, # Hello
0x20,
0x77,
0x6f,
0x72,
0x6c,
0x64 # World
]
bytes = bytearray(cmd)
self.assertEqual(len(bytes), len(expected))
for i in xrange(len(expected)):
self.assertEqual(bytes[i], expected[i])