def get_illuminance():
try:
lux = ltr559.get_lux()
local_data_gateway.post_metrics_update('light', 'ok')
return lux
except Exception as exception:
logger.error(
f'Unable to read from ltr559 (light) sensor due to {exception}')
local_data_gateway.post_metrics_update('light', 'errors')
setup()
def get_measurement():
try:
result = bh1745.get_rgb_scaled()
local_data_gateway.post_metrics_update('rgb', 'ok')
return result
except Exception as exception:
logger.error(
f' Unable to take measurement from uv sensor due to {exception}')
local_data_gateway.post_metrics_update('rgb', 'errors')
# TODO add reboot sensor
return 0, 0, 0
def get_measurements():
try:
uva, uvb = uv_sensor.get_measurements()
uv_comp1, uv_comp2 = uv_sensor.get_comparitor_readings()
local_data_gateway.post_metrics_update('uv', 'ok')
return uv_sensor.convert_to_index(uva, uvb, uv_comp1, uv_comp2)
except Exception as exception:
logger.error(
f' Unable to take measurement from uv sensor due to {exception}')
local_data_gateway.post_metrics_update('uv', 'errors')
# TODO add reboot sensor
return 0, 0, 0
def get_measurement():
try:
data = gas.read_all()
oxidising = data.oxidising / 1000
reducing = data.reducing / 1000
nh3 = data.nh3 / 1000
local_data_gateway.post_metrics_update('gas', 'ok')
return oxidising, reducing, nh3
except Exception as exception:
logger.error(f'Unable to read from gas sensor due to {exception}')
local_data_gateway.post_metrics_update('gas', 'errors')
return 0, 0, 0
def get_measurement():
if weather_sensor.get_sensor_data():
local_data_gateway.post_metrics_update('weather', 'ok')
return {
'temp': weather_sensor.data.temperature,
'pressure': weather_sensor.data.pressure,
'humidity': weather_sensor.data.humidity,
'gas_resistance': weather_sensor.data.gas_resistance
}
else:
logger.warning("Weather sensor didn't return data")
local_data_gateway.post_metrics_update('weather', 'errors')
return {'temp': 0, 'pressure': 0, 'humidity': 0, 'gas_resistance': 0}
def get_motion() -> int:
try:
sample()
value = 0
for i in range(1, len(points)):
value += abs(points[i] - points[i - 1])
local_data_gateway.post_metrics_update('motion', 'ok')
return value
except Exception as exception:
logger.info(f'Exception occurred while getting data {exception}',
exception)
local_data_gateway.post_metrics_update('motion', 'errors')
reset()
return 0
def digest():
# load and save them to file for stats
counter = 0
errors = 0 # add when error was happen last time
warnings = 0
while True:
counter += 1
start_time = timer()
result = local_data_gateway.get_data_for(
config_service.get_url_for_dump1090(), 5)
if 'error' in result:
logger.error(result['error'])
local_data_gateway.post_metrics_update('flight', 'errors')
errors += 1
logger.error('Errors: {}'.format(errors))
else:
aircraft_storage.save_raw_reading(result)
aircraft_storage.save_processed_data(result)
if counter % 2 == 0:
local_data_gateway.post_healthcheck_beat('other', 'radar')
local_data_gateway.post_metrics_update('flight', 'ok')
end_time = timer()
measurement = int((end_time - start_time) * 1000)
measurement_time = str(measurement) # in ms
if measurement > config_service.max_latency():
warnings += 1
logger.warning("Measurement {} was slow.It took {} ms".format(
counter, measurement))
if counter % 2 == 0:
local_data_gateway.post_healthcheck_beat('other', 'digest')
display_stats()
measurement_message = 'Measurement no. {} It took {} milliseconds to process. Errors: {}. Warnings: {}'.format(
counter, measurement_time, errors, warnings)
logger.info(measurement_message)
remaining_time = refresh_rate_in_seconds - (float(measurement_time) /
1000)
if remaining_time > 0:
time.sleep(remaining_time)
def get_measurement():
global pms5003
p_1 = 0
p_2 = 0
p_10 = 0
try:
pms_data = pms5003.read()
local_data_gateway.post_metrics_update('pollution', 'ok')
except pmsReadTimeoutError as exception:
logger.warning("Failed to read PMS5003 due to: {}".format(exception),
exc_info=True)
local_data_gateway.post_metrics_update('pollution', 'errors')
logger.info('Restarting sensor.. (it will takes ... 5 seconds')
pms5003 = PMS5003()
time.sleep(5)
else:
p_1 = float(pms_data.pm_ug_per_m3(1.0))
p_2 = float(pms_data.pm_ug_per_m3(2.5))
p_10 = float(pms_data.pm_ug_per_m3(10))
return p_1, p_2, p_10
def get_data_from_measurement() -> dict:
environment = environment_service.get_measurement()
aqi = "n/a"
eco2 = ""
tvoc = ""
try:
eco2 = air_quality_service.get_eco2_measurement_as_string()
tvoc = air_quality_service.get_tvoc_measurement_as_string()
local_data_gateway.post_metrics_update('air_quality', 'ok')
except Exception as air_quality_exception:
logger.error(
f'Unable to read from air quality sensor due to {air_quality_exception}'
)
local_data_gateway.post_metrics_update('air_quality', 'errors')
red, green, blue = two_led_service.get_measurement()
colour = dom_utils.to_hex(red, green, blue)
motion = motion_service.get_motion()
two_led_service.warn_if_dom_shakes_his_legs(motion)
uva_index, uvb_index, avg_uv_index = uv_service.get_measurements()
return {
"temp": environment['temp'],
"pressure": environment['pressure'],
"humidity": environment['humidity'],
"gas_resistance": "{:.2f}".format(environment['gas_resistance']),
"aqi": aqi,
"colour": colour,
"motion": motion,
"uva_index": uva_index,
"uvb_index": uvb_index,
"r": red,
"g": green,
"b": blue,
"eco2": eco2,
"tvoc": tvoc,
}