def _threaded_output_loop(self):
while BaseClass.working():
if self._loop_state:
GPIO.output(self._ouput_pin, False)
else:
GPIO.output(self._ouput_pin, True)
sleep(0.1)
def _threaded_read_input_pin(self):
""""
Функция в потоке проверяет сигнал с магнитной петли
Сработка магнитной петли считается моментально после получения HIGH
Окончание сработки считается через _N повторений цикла с учетом паузы 0.1 сек
"""
_N = 20
while BaseClass.working():
if GPIO.input(self._input_pin) == GPIO.HIGH:
self._loop_true_signal_timer = _N # цикл срабатывает раз в 0.1с, значит через _N отсчетов пройдет _N/10 сек
self._loop_state = True
else:
if self._loop_true_signal_timer > 0:
self._loop_true_signal_timer -= 1
if self._loop_true_signal_timer == 0:
self._loop_state = False
if self._loop_state: # регистрируем время последнего поступившего от петли сигнала, оно обновляется с каждой итерацией
self._last_loop_output_signal = datetime.now()
if self._loop_state != self._prev_loop_state:
# состояние петли изменилось
self.logger.debug(
f'Magnet loop state: {self.get_loop_state_str()}')
if self._loop_state:
# на петлю наехали
pass
else:
# с петли съехали
if self._cars_for_passing > 0:
self._cars_for_passing -= 1
self._prev_loop_state = self._loop_state
sleep(0.1)
def read_kbd_input(self):
while BaseClass.working():
# Receive keyboard input from user.
try:
input_str = input()
print('Enter command: ' + input_str)
cmd_list = input_str.split(' ')
if len(cmd_list) > 0:
if 'codes' in cmd_list:
print(self._db.print_open_codes())
elif 'debug' == cmd_list[0] or 'info' == cmd_list[
0] or 'warning' == cmd_list[0]:
if 'help' in cmd_list:
print("Logged classes:")
for cl in self.logger_level_classes:
print(f" {type(cl)}")
else:
if len(cmd_list) == 2:
self.set_level(cmd_list[0], cmd_list[1])
else:
for cl in self.logger_level_classes:
self.set_level(cmd_list[0], cl)
elif 'settings' in cmd_list:
_settings = 'Settings:\n'
_settings += f'Closing by magnet loop: {self._barrier.get_closing_by_magnet_loop()}\n'
_settings += f'Magnet loop delay: {self._barrier.get_magnet_loop_delay()} sec.\n'
_settings += f'Closing by timer delay: {self._barrier.get_timer_delay()} sec.\n'
_settings += f'Closing forcibly by timer selay: {self._barrier.get_timer_delay_forcibly()} sec.\n'
print(_settings)
elif 'open' in cmd_list:
self._barrier.open()
print('opened by keyboard...')
elif 'close' in cmd_list:
self._barrier.close()
print('closed by keyboard...')
elif 'exit' in cmd_list:
self.logger.info('Bye')
BaseClass.exit()
elif 'reboot' in cmd_list:
reboot()
except:
continue
def _condition_thread_func(self):
while BaseClass.working():
self._mode = 0
if self.model.connected:
self._mode = 1
if self.model.bool_get_permission:
if self.model.permission:
self._mode = 2
else:
self._mode = 3
sleep(0.1)
def _threaded_func(self):
_message_sended1 = False
while BaseClass.working():
# opening algorithm
if self._to_open:
self.open()
self._to_open = False
self._magnet_loop.add_car_for_passing()
self.model.reset_permission()
_message_sended1 = False
else:
if (datetime.now() - self._last_opening_time).total_seconds() < 3 or self._magnet_loop.get_loop_state():
sleep(0.1)
continue
# closing by magnet loop
if self._close_by_magnet_loop and self._openned\
and (datetime.now() - self._magnet_loop.get_last_loop_output_signal()).total_seconds() > self._CLOSE_BY_MAGNET_LOOP_DELAY:
if self._magnet_loop.get_cars_for_passing() == 0:
self.close()
self.logger.info(f'Закрыл шлагбаум по магнитной петле. Задержка после проезда {self._CLOSE_BY_MAGNET_LOOP_DELAY} сек.')
else:
if not _message_sended1:
self.logger.info(f'Не закрыл по петле, т.к. должны проехать еще {self._magnet_loop.get_cars_for_passing()} машин.')
_message_sended1 = True
# closing by timer
if self._CLOSE_BY_TIMER_DELAY > 0 and self._openned and (datetime.now() - self._last_opening_time).total_seconds() > self._CLOSE_BY_TIMER_DELAY:
self.close()
self.logger.info(f'Закрыл шлагбаум по таймеру. Задержка после открытия {self._CLOSE_BY_TIMER_DELAY} сек.')
# closing by timer forcibly
if 7 < datetime.now().hour < 19 and 0 < self._CLOSE_BY_TIMER_DELAY_FORCIBLY < (
datetime.now() - self._closed_by_timer_forcibly_timer).total_seconds() and\
(datetime.now() - self._last_opening_time).total_seconds() > self._CLOSE_BY_TIMER_DELAY + self._CLOSE_BY_TIMER_DELAY_FORCIBLY:
self._closed_by_timer_forcibly_timer = datetime.now()
self.close()
self.logger.info(
f'Закрыл шлагбаум по таймеру принудительно. Период закрытия каждые {self._CLOSE_BY_TIMER_DELAY_FORCIBLY} сек.')
sleep(0.1)
def _led_threaded_func(self):
while BaseClass.working():
self._mode = 0
if self.model.connected:
self._mode = 1
if self.model.bool_get_permission:
if self.model.permission:
self._mode = 2
else:
self._mode = 3
if self._mode == 0:
self.green_led.led_off()
self.red_led.led_off()
sleep(0.1)
elif self._mode == 1:
self.green_led.led_off()
self.red_led.led_on()
self._sleep(1000, 1)
self.red_led.led_off()
self._sleep(1000, 1)
elif self._mode == 2:
self.red_led.led_off()
for k in range(0, 7):
self.green_led.led_on()
sleep(0.125)
self.green_led.led_off()
sleep(0.125)
self.model.bool_get_permission = False
elif self._mode == 3:
self.green_led.led_off()
for k in range(0, 7):
self.red_led.led_on()
sleep(0.125)
self.red_led.led_off()
sleep(0.125)
self.model.bool_get_permission = False
self.green_led.led_off()
self.red_led.led_off()
def _get_bar_code_threaded(self):
sleep(1)
_last_barcode = None
_time_last_wait_for_scan = datetime.now()
_attempts = 0
while BaseClass.working():
_answer = ""
if self.initialized:
if _last_barcode != '':
self.logger.info('Wait for scan barcode...')
try:
_answer = self.serial.readline().decode().replace('\n', '')
if _answer != '':
self.logger.info(
f'{datetime.strftime(datetime.now(), "%d.%m.%y %H:%M:%S")}: {repr(_answer)}'
)
_attempts = 0
except:
self.initialized = False
self.inicialize_com_port()
if _answer != "":
if _answer.find('t=') == -1:
self.model.get_permission_by_code(_answer)
else:
self.logger.warning(
f'Got wrong code format: {_answer}')
else:
sleep(0.2)
if (datetime.now() - _time_last_wait_for_scan).total_seconds() < 1:
_attempts += 1
else:
_attempts = 0
_time_last_wait_for_scan = datetime.now()
if _attempts > 50:
print("need reboot")
reboot()
open_codes_route = os.getenv("OPEN_CODES_ROUTE")
send_open_event_route = os.getenv("SEND_OPEN_EVENTS_ROUTE")
opengate_user = os.getenv("OPENGATE_USER")
opengate_password = os.getenv("OPENGATE_PASS")
bar_scanner_pid = os.getenv("BAR_SCANNER_PID")
watchdog_pid = os.getenv("WATCHDOG_PID")
telegram_api_token = os.getenv("TELEGRAM_API_TOKEN")
telegram_bot_admins = os.getenv("ADMINS")
GPIO.setmode(GPIO.BCM)
logger.info("Let's go")
logger.info('start watchdog')
watchdog = WatchDog(watchdog_pid)
logger.info('init database')
data_base = DB()
logger.info('init HTTP exchanging')
http_getter = HttpGetter(data_base, opengate_server, opengate_port,
open_codes_route, send_open_event_route,
opengate_user, opengate_password)
logger.info('init BAR scanner')
scanner = BarScanner(bar_scanner_pid, http_getter)
logger.info('init barrier')
barrier = Barrier(http_getter)
http_getter.add_observer(barrier)
led_assembly = LedAssembly(http_getter)
telegram_bot = Telegram_bot(telegram_api_token, barrier,
telegram_bot_admins)
keyboard_input = Keyboard(data_base, barrier)
while BaseClass.working():
sleep(1)