def _command_processing_thread():
try:
_log.debug('command_processing_thread started.')
while True:
cmd_json = _cloud.wait_for_command()
_log.debug('Command json: {}'.format(cmd_json))
cmd_packet = lib_cloud_protocol.CommandPacket(cmd_json)
cmd_dict = cmd_packet.get_dict()
if cmd_packet.is_valid():
if cmd_dict['command'] == 'set-intervals':
if 'lock' in cmd_dict['states']:
param = lib_device_config.ConfigParam(
'telemetryIntervalLock',
cmd_dict['states']['lock'])
_device_config.set_param(param)
if 'unlock' in cmd_dict['states']:
param = lib_device_config.ConfigParam(
'telemetryIntervalUnlock',
cmd_dict['states']['unlock'])
_device_config.set_param(param)
if 'unavailable' in cmd_dict['states']:
param = lib_device_config.ConfigParam(
'telemetryIntervalUnavailable',
cmd_dict['states']['unavailable'])
_device_config.set_param(param)
elif ((cmd_dict['command'] == 'lock')
or (cmd_dict['command'] == 'unlock')
or (cmd_dict['command'] == 'unavailable')):
# clear threshold detection to avoid immediate alarm after unlock state
_acc_thr_detector.clear()
param = lib_device_config.ConfigParam(
'deviceState', cmd_dict['command'])
_device_config.set_param(param)
with _last_telemetry_packet_lock:
_last_telemetry_events.append(
lib_cloud_protocol.StateEvent(cmd_dict['command']))
elif cmd_dict['command'] == 'beep':
_buzzer_pattern_gen.start_pattern(
lib_buzzer_pattern.BUZZER_PATTERN_ID.BEEP,
cmd_dict['volume'],
lib_buzzer_pattern.PATTERN_REPEAT_FOREVER)
elif cmd_dict['command'] == 'alarm':
_buzzer_pattern_gen.start_pattern(
lib_buzzer_pattern.BUZZER_PATTERN_ID.ALARM,
cmd_dict['volume'],
lib_buzzer_pattern.PATTERN_REPEAT_FOREVER)
_telemetry_send_event.set()
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def _configuration_processing_thread():
try:
_log.debug('configuration_processing_thread started.')
while True:
cfg_json = _cloud.wait_for_configuration()
_log.debug('Configuration json: {}'.format(cfg_json))
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def main():
try:
_log.debug('main started.')
atexit.register(utils_exit.on_exit)
app.init()
app.start()
_log.error('Application exited unexpectedly.')
utils_exit.exit(1)
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def _event_send_thread(self):
try:
while True:
for event in self._current_pattern:
self._led_rgb_driver.set_event(event)
self._pattern_repeate_count -= 1
if self._pattern_repeate_count < 0:
return
if self._pattern_thread_stop:
return
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def _process_thread_func(self):
try:
_log.debug('buzzer _process_tone_func thread started.')
while True:
self._start_event.wait()
event: buzzer.BuzzerEvent = self._events_queue.get(True, None)
self._pigpio.hardware_PWM(self._pwm_pin, event.frequency,
int(event.duty_cycle * 10000))
time.sleep(event.time)
self._pigpio.hardware_PWM(self._pwm_pin, 2500, 0)
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def _update(self):
try:
acc_data_updated = self._acc_driver.get_data_updated_event()
while True:
acc_data_updated.wait()
acc_data_updated.clear()
with self._data_lock:
self._last_acc_data = self._acc_driver.get_last_data()
is_acc_data_threshold = self._acc_driver.is_acc_out_of_threshold(
)
current_time_ms = int(time.time() * 1000)
_log.debug(
'Acc data updated: x = {x} mg, y = {y} mg, z = {z} mg. Out of threshold: {thr}.'
.format(x=self._last_acc_data.x_mg,
y=self._last_acc_data.y_mg,
z=self._last_acc_data.z_mg,
thr=is_acc_data_threshold))
self._calculate_angles()
_log.debug(
'Acc angles updated: x = {x}, y = {y}, z = {z}.'.
format(x=self._acc_angles.x,
y=self._acc_angles.y,
z=self._acc_angles.z))
if self._calc_is_angles_out_of_thr():
self._angle_out_of_thr_stop_time_ms = None
if self._angle_out_of_thr_start_time_ms == None:
self._angle_out_of_thr_start_time_ms = current_time_ms
else:
if self._angle_out_of_thr_stop_time_ms == None:
self._angle_out_of_thr_stop_time_ms = current_time_ms
elif ((self._angle_out_of_thr_stop_time_ms +
self._angle_total_duration_ms) <=
current_time_ms):
self._angle_out_of_thr_start_time_ms = None
if (self._acc_peak_count !=
None) and is_acc_data_threshold:
self._acc_out_of_thr_peak_count += 1
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def _process_thread_func(self):
try:
_log.debug('relay process_thread_func thread started.')
while True:
self._start_event.wait()
state = self._state_queue.get(True, None)
if state != self._current_state:
pin = self._set_pin if state else self._reset_pin
GPIO.output(pin, GPIO.HIGH)
time.sleep(RelayAdjh23005.STATE_CHANGE_TIME)
GPIO.output(pin, GPIO.LOW)
self._current_state = state
time.sleep(0.1)
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def _process_thread_func(self):
try:
_log.debug('led _process_tone_func thread started.')
while True:
self._start_event.wait()
event: drv_led_rgb.LedRgbEvent = self._events_queue.get(
True, None)
self._neopixel.fill(
(int(event.r_bright * 2.55), int(event.g_bright * 2.55),
int(event.b_bright * 2.55)))
self._neopixel.show()
time.sleep(event.time)
self._neopixel.fill((0, 0, 0))
self._neopixel.show()
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def _process_thread_func(self):
try:
_log.debug('adc process_thread_func thread started.')
while True:
self._start_event.wait()
with _i2c_lock_obj:
with self._data_lock:
for i in range(4):
if self._channels_voltage[i] == 0:
self._channels_voltage[i] = self._adc_channels[
i].voltage
else:
self._channels_voltage[i] = (
(1.0 - _VOLTAGE_LEVEL_FILTER_COEF) *
self._channels_voltage[i] +
_VOLTAGE_LEVEL_FILTER_COEF *
self._adc_channels[i].voltage)
time.sleep(0.1)
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def _process_thread_func(self):
try:
_log.debug('acc process_thread_func thread started.')
while True:
self._start_event.wait()
acc_status = self._read_register(ACC_REG_ID.STATUS)
# if new data available - read it
if acc_status & 0x08:
# read data from acc
last_data = self._read_acc_data()
# read if data was out of threshold
ig_src1_value = self._read_register(ACC_REG_ID.IG_SRC1)
is_acc_out_of_threshold = (ig_src1_value & 0x2A) > 0
if self._acc_data_threshold_update_required:
# update acc threshold
threshold = int(
(self._acc_data_threshold * 256) / 2000)
self._write_register(ACC_REG_ID.IG_THS_X1, threshold)
self._write_register(ACC_REG_ID.IG_THS_Y1, threshold)
self._write_register(ACC_REG_ID.IG_THS_Z1, threshold)
# set duration (for 10 Hz - 100 ms on each sample)
duration = int(self._acc_data_threshold_duration / 100)
self._write_register(ACC_REG_ID.IG_DUR1,
duration & 0x7F)
# read to clear unexpected interrupt
ig_src1_value = self._read_register(ACC_REG_ID.IG_SRC1)
with self._data_lock:
self._acc_data_threshold_update_required = False
self._last_data = last_data
self._is_acc_out_of_threshold = is_acc_out_of_threshold
self._data_event.set()
time.sleep(0.1)
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def _event_send_thread(self):
try:
while True:
for event in self._current_pattern:
duty_cycle = _DUTY_CYCLE_OFF
if event.duty_cycle != _DUTY_CYCLE_OFF:
if self._current_pattern_volume != None:
duty_cycle = self._current_pattern_volume / 2.0
else:
duty_cycle = event.duty_cycle
event_copy = drv_buzzer.BuzzerEvent(
duty_cycle, event.time, event.frequency)
self._buzzer_driver.set_event(event_copy)
self._pattern_repeate_count -= 1
if self._pattern_repeate_count < 0:
return
if self._pattern_thread_stop:
return
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)
def _threshold_detection_thread():
try:
_log.debug('threshold_detection_thread started.')
is_acc_out_of_thr = False
is_angle_out_of_thr = False
is_gps_data_change_detected = False
last_longitude = _GNSS.get_longitude()
last_latitude = _GNSS.get_latitude()
is_ext_batt_charging = _adc.ext_batt_is_charging()
ext_batt_voltage = _adc.get_ext_batt_voltage()
int_batt_voltage = _adc.get_int_batt_voltage()
alarm_active = False
alarm_phase = 0
alarm_start_time_ms = 0
while True:
state = _device_config.get_param('deviceState').value
# Batteries voltages and charging detection
ext_batt_voltage_new = _adc.get_ext_batt_voltage()
int_batt_voltage_new = _adc.get_int_batt_voltage()
is_ext_batt_charging_new = _adc.ext_batt_is_charging()
int_batt_threshold = _device_config.get_param(
'intBattThresholdV').value
ext_batt_threshold = _device_config.get_param(
'extBattThresholdV').value
alarm_active = False
if ((int_batt_voltage_new >= int_batt_voltage + int_batt_threshold)
or (int_batt_voltage_new <=
int_batt_voltage - int_batt_threshold)):
int_batt_voltage = int_batt_voltage_new
_log.debug(
'Internal battery voltage: {} V.'.format(int_batt_voltage))
with _last_telemetry_packet_lock:
_last_telemetry_events.append(
lib_cloud_protocol.IntBattEvent(int_batt_voltage))
_telemetry_send_event.set()
if ((ext_batt_voltage_new >= ext_batt_voltage + ext_batt_threshold)
or (ext_batt_voltage_new <=
ext_batt_voltage - ext_batt_threshold)):
ext_batt_voltage = ext_batt_voltage_new
_log.debug(
'External battery voltage: {} V.'.format(ext_batt_voltage))
with _last_telemetry_packet_lock:
_last_telemetry_events.append(
lib_cloud_protocol.ExtBattEvent(ext_batt_voltage))
_telemetry_send_event.set()
if is_ext_batt_charging_new != is_ext_batt_charging:
is_ext_batt_charging = is_ext_batt_charging_new
_log.debug('External battery charge: {}.'.format(
is_ext_batt_charging))
with _last_telemetry_packet_lock:
_last_telemetry_events.append(
lib_cloud_protocol.ChargingEvent(is_ext_batt_charging))
_telemetry_send_event.set()
# Accelerometer movement and angles threshold detection
is_acc_out_of_thr_new = _acc_thr_detector.is_acc_out_of_threshold()
is_angle_out_of_thr_new = _acc_thr_detector.is_angles_out_of_threshold(
)
if (is_acc_out_of_thr_new != is_acc_out_of_thr) and (state !=
'unlock'):
is_acc_out_of_thr = is_acc_out_of_thr_new
_log.debug('Acc data out of threshold updated: {}'.format(
is_acc_out_of_thr))
with _last_telemetry_packet_lock:
_last_telemetry_events.append(
lib_cloud_protocol.AccMovementEvent(is_acc_out_of_thr))
_telemetry_send_event.set()
if (is_angle_out_of_thr_new != is_angle_out_of_thr) and (state !=
'unlock'):
is_angle_out_of_thr = is_angle_out_of_thr_new
angles = _acc_thr_detector.get_angles()
_log.debug('Angles are: x: {}, y: {}, z: {}.'.format(
angles.x, angles.y, angles.z))
_log.debug('Angle out of threshold updated: {}'.format(
is_angle_out_of_thr))
with _last_telemetry_packet_lock:
_last_telemetry_events.append(
lib_cloud_protocol.AccFallEvent(is_angle_out_of_thr))
_telemetry_send_event.set()
# GPS threshold detection
is_gps_data_change_detected_new, new_longitude, new_latitude = (
_GNSS.get_gps_data_change(last_longitude, last_latitude))
if ((is_gps_data_change_detected_new !=
is_gps_data_change_detected) and (state != 'unlock')
and (_GNSS.get_valid() == True)):
if ((new_longitude != "0.0") and (last_longitude != "0.0")
and (new_latitude != "0.0")
and (last_latitude != "0.0")):
is_gps_data_change_detected = is_gps_data_change_detected_new
last_longitude = new_longitude
last_latitude = new_latitude
_log.debug('GPS position has been changed')
with _last_telemetry_packet_lock:
_last_telemetry_events.append(
lib_cloud_protocol.GNSSMovementEvent(
is_gps_data_change_detected))
_telemetry_send_event.set()
alarm_active = (alarm_active or is_gps_data_change_detected
or is_acc_out_of_thr or is_angle_out_of_thr)
# Process alarm if required
global _is_alarm
if alarm_active and state != "unlock":
current_time_ms = int(time.time() * 1000)
if alarm_start_time_ms == 0:
_is_alarm = True
alarm_start_time_ms = current_time_ms
first_phase_timeout_ms = (
_device_config.get_param('firstPhaseAlarmTimeout').value *
1000)
second_phase_timeout_ms = (
_device_config.get_param('secondPhaseAlarmTimeout').value *
1000)
third_phase_timeout_ms = (
_device_config.get_param('thirdPhaseAlarmTimeout').value *
1000)
if alarm_start_time_ms + first_phase_timeout_ms >= current_time_ms:
if alarm_phase == 0:
_log.debug('Alarm first phase started.')
_buzzer_pattern_gen.start_pattern(
lib_buzzer_pattern.BUZZER_PATTERN_ID.ALARM_PHASE_1)
alarm_phase += 1
pass
elif (alarm_start_time_ms + second_phase_timeout_ms <=
current_time_ms
and alarm_start_time_ms + third_phase_timeout_ms >=
current_time_ms):
if alarm_phase == 1:
_log.debug('Alarm second phase started.')
_buzzer_pattern_gen.start_pattern(
lib_buzzer_pattern.BUZZER_PATTERN_ID.ALARM_PHASE_2)
alarm_phase += 1
pass
else:
if alarm_phase == 2:
_log.debug('Alarm third phase started.')
_buzzer_pattern_gen.start_pattern(
lib_buzzer_pattern.BUZZER_PATTERN_ID.ALARM_PHASE_3,
None, lib_buzzer_pattern.PATTERN_REPEAT_FOREVER)
alarm_phase += 1
pass
elif alarm_phase != 0:
_is_alarm = False
_buzzer_pattern_gen.stop_pattern()
_log.debug('Alarm finished.')
alarm_phase = 0
alarm_start_time_ms = 0
pass
time.sleep(0.1)
except:
_log.error(traceback.format_exc())
utils_exit.exit(1)