def test_parsing(self):
file_contents = [
1, 1, # D7AP v1.1
0x74, 0x68, 0x72, 0x6f, 0x75, 0x67, # app name: throug(hput_test)
0x39, 0x61, 0x61, 0x62, 0x66, 0x61, 0x61 # git sha1
]
f = FirmwareVersionFile.parse(ConstBitStream(bytes=file_contents))
self.assertEqual(f.d7a_protocol_version_major, 1)
self.assertEqual(f.d7a_protocol_version_minor, 1)
self.assertEqual(f.application_name, "throug")
self.assertEqual(f.git_sha1, "9aabfaa")
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 _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 _connect_serial_modem(self):
self.dev = serial.Serial(
port=self.config["device"],
baudrate=self.config["baudrate"],
timeout=0.5,
)
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=0), # TODO offset size
length=FirmwareVersionFile().length))))
self.send_command(read_modem_info_action)
# read thread not yet running here, read sync
start_time = datetime.now()
timeout = False
while not timeout:
commands, info = self.read()
for command in commands:
for action in command.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
if (datetime.now() - start_time).total_seconds() > 2:
timeout = True
self.log("Timed out reading node information")
return False
def _connect_serial_modem(self):
self.dev = serial.Serial(
port = self.config["device"],
baudrate = self.config["baudrate"],
timeout = 0.5,
)
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=0), # TODO offset size
length=FirmwareVersionFile().length
)
)
)
)
self.send_command(read_modem_info_action)
# read thread not yet running here, read sync
start_time = datetime.now()
timeout = False
while not timeout:
commands, info = self.read()
for command in commands:
for action in command.actions:
if type(action) is RegularAction and type(action.operation) is ReturnFileData:
if action.operand.offset.id == SystemFileIds.UID.value:
self.uid = 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
if (datetime.now() - start_time).total_seconds() > 2:
timeout = True
self.log("Timed out reading node information")
return False
def test_parsing(self):
file_contents = [
1,
1, # D7AP v1.1
0x74,
0x68,
0x72,
0x6f,
0x75,
0x67, # app name: throug(hput_test)
0x39,
0x61,
0x61,
0x62,
0x66,
0x61,
0x61 # git sha1
]
f = FirmwareVersionFile.parse(ConstBitStream(bytes=file_contents))
self.assertEqual(f.d7a_protocol_version_major, 1)
self.assertEqual(f.d7a_protocol_version_minor, 1)
self.assertEqual(f.application_name, "throug")
self.assertEqual(f.git_sha1, "9aabfaa")
