def test_byte_generation(self):
bytes = bytearray(Offset())
self.assertEqual(len(bytes), 2)
self.assertEqual(bytes[0], int('00000000', 2))
self.assertEqual(bytes[1], int('00000000', 2))
bytes = bytearray(Offset(id=0xFF))
self.assertEqual(len(bytes), 2)
self.assertEqual(bytes[0], int('11111111', 2))
self.assertEqual(bytes[1], int('00000000', 2))
bytes = bytearray(Offset(offset=Length(65120)))
self.assertEqual(len(bytes), 4)
self.assertEqual(bytes[0], int('00000000', 2))
self.assertEqual(bytes[1], int('10000000', 2))
self.assertEqual(bytes[2], int('11111110', 2))
self.assertEqual(bytes[3], int('01100000', 2))
def create_with_write_file_action_system_file(
file,
interface_type=InterfaceType.HOST,
interface_configuration=None):
# default to host interface, when D7ASP interface is used prepend with Forward action
cmd = Command()
cmd.add_forward_action(interface_type, interface_configuration)
cmd.add_action(
RegularAction(operation=WriteFileData(
operand=Data(offset=Offset(id=file.id), data=list(file)))))
return cmd
def create_with_return_file_data_action(file_id,
data,
interface_type=InterfaceType.HOST,
interface_configuration=None):
# default to host interface, when D7ASP interface is used prepend with Forward action
cmd = Command()
cmd.add_forward_action(interface_type, interface_configuration)
cmd.add_action(
RegularAction(operation=ReturnFileData(
operand=Data(data=data, offset=Offset(id=file_id)))))
return cmd
def connect(self):
if self.connected:
return
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))))
if self.skip_alp_parsing:
self.log.info(
"Running in skip_alp_parsing mode, not checking if we can receive the modem's UID"
)
self.connected = True
self.execute_command_async(read_modem_info_action)
return True
resp_cmd = self.execute_command(read_modem_info_action,
timeout_seconds=10)
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",
str(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:
self.connected = True
if self.connected:
self.log.info(
"connected to {}, node UID {} running D7AP v{}, application \"{}\" with git sha1 {}"
.format(self.config["device"], self.uid,
self.firmware_version.d7ap_version,
self.firmware_version.application_name,
self.firmware_version.git_sha1))
return True
else:
return False
def create_with_read_file_action_system_file(
file,
interface_type=InterfaceType.HOST,
interface_configuration=None):
# default to host interface, when D7ASP interface is used prepend with Forward action
cmd = Command()
cmd.add_forward_action(interface_type, interface_configuration)
cmd.add_action(
RegularAction(operation=ReadFileData(operand=DataRequest(
offset=Offset(id=file.id, offset=Length(
0)), # TODO offset size
length=file.length))))
return cmd
def cleanup(sig, frame):
cmd = Command()
emFile.mode = EngineeringModeMode.ENGINEERING_MODE_MODE_OFF
cmd.add_action(
RegularAction(
operation=WriteFileData(
operand=Data(
offset=Offset(id=emFile.id),
data=list(emFile)
)
)
)
)
modem.execute_command(cmd)
sys.exit(0)
def create_with_write_file_action(file_id,
data,
offset=0,
interface_type=InterfaceType.HOST,
interface_configuration=None):
# default to host interface, when D7ASP interface is used prepend with Forward action
cmd = Command()
cmd.add_forward_action(interface_type, interface_configuration)
cmd.add_action(
RegularAction(operation=WriteFileData(operand=Data(
offset=Offset(id=file_id, offset=Length(
offset)), # TODO offset size
data=data))))
return cmd
def parse(s):
type = QueryType(s.read("uint:3"))
assert (type == QueryType.ARITH_COMP_WITH_VALUE
) # TODO implement other types
mask_present = s.read("bool")
assert (mask_present is False) # TODO implement this
params = ArithQueryParams.parse(s)
compare_length = Length.parse(s)
compare_value = map(ord, s.read("bytes:" + str(compare_length.value)))
file_a_offset = Offset.parse(s)
return QueryOperand(type=type,
mask_present=mask_present,
params=params,
compare_length=compare_length,
compare_value=compare_value,
file_a_offset=file_a_offset)
def test_arith_comp_with_value_byte_generation(self):
query = QueryOperand(type=QueryType.ARITH_COMP_WITH_VALUE,
mask_present=False,
params=ArithQueryParams(
signed_data_type=False,
comp_type=ArithComparisonType.GREATER_THAN),
compare_length=Length(1),
compare_value=[25],
file_a_offset=Offset(id=32, offset=Length(1)))
bytes = bytearray(query)
self.assertEqual(len(bytes), 5)
self.assertEqual(bytes[0], 0x44)
self.assertEqual(bytes[1], 0x01)
self.assertEqual(bytes[2], 25)
self.assertEqual(bytes[3], 0x20)
self.assertEqual(bytes[4], 0x01)
def _connect_serial_modem(self):
self.dev = serial.Serial(
port=self.config["device"],
baudrate=self.config["baudrate"],
timeout=None,
parity=serial.PARITY_NONE,
stopbits=serial.STOPBITS_ONE,
bytesize=serial.EIGHTBITS,
xonxoff=False,
rtscts=False,
dsrdtr=False,
exclusive=True,
)
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_parse(self): offset_bytes = [0x20, 0x01] offset = Offset.parse(ConstBitStream(bytes=offset_bytes)) self.assertEqual(offset.id, 32) self.assertEqual(offset.offset.value, 1)
def test_parse_three_bytes(self): offset_bytes = [0x01, 0x80, 0xfe, 0x60] offset = Offset.parse(ConstBitStream(bytes=offset_bytes)) self.assertEqual(offset.id, 1) self.assertEqual(offset.offset.value, 65120)
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_offset(self, s):
return Offset.parse(s)
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,
stop_on_err=False,
record=False),
dorm_to=CT(),
addressee=Addressee(access_class=0x01,
)
)
)
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)
)
)
)
def test_parse_three_bytes(self): offset_bytes = [0x20, 0x40, 0x41] offset = Offset.parse(ConstBitStream(bytes=offset_bytes)) self.assertEqual(offset.offset.value, 65)
def __init__(self, length, offset=Offset()):
self.offset = offset
self.length = Length(length)
super(DataRequest, self).__init__()
def __init__(self, data=[], offset=Offset()):
self.offset = offset
self.data = data
self.length = Length(len(data))
super(Data, self).__init__()
def test_to_str(self): Offset().__str__()
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) + "%")
