def json_file_reading(reading):
try:
if "jsonfile.enabled" not in configs or configs[
"jsonfile.enabled"] != 1:
return
reading_for_json = {"level": reading, "timestamp": time.time() * 1000}
with open(configs["jsonfile.path"], mode='w') as jsonfile:
json.dump(reading_for_json, jsonfile)
os.chmod(configs["jsonfile.path"],
stat.S_IRUSR | stat.S_IWUSR | stat.S_IRGRP | stat.S_IROTH)
log.log_restarts("wrote json file to {filename}".format(
filename=configs["jsonfile.path"]))
except Exception as ex:
log.log_errors("problem streaming to json file!")
def initialstate_stream_reading(reading):
if "initialstate.enabled" not in configs or configs[
"initialstate.enabled"] != 1:
return
try:
from ISStreamer.Streamer import Streamer
streamer = Streamer(bucket_name=configs["initialstate.bucket_name"],
bucket_key=configs["initialstate.bucket_key"],
access_key=configs["initialstate.access_key"])
streamer.log(key=configs["initialstate.item_key"], value=reading)
streamer.flush()
streamer.close()
log.log_restarts("sent initialstate reading")
except Exception as ex:
log.log_errors("problem streaming reading to initialstate!")
def water_reading():
"""Initiate a water level reading."""
pit_depth = configs["pit_depth"]
trig_pin = configs["trig_pin"]
echo_pin = configs["echo_pin"]
temperature = configs["temperature"]
unit = configs["unit"]
value = sensor.Measurement(trig_pin, echo_pin, temperature, unit)
try:
raw_distance = value.raw_distance(sample_wait=0.3)
except SystemError:
log.log_errors(
"**ERROR - Signal not received. Possible cable or sensor problem.")
exit(0)
return round(value.depth(raw_distance, pit_depth), 1)
def water_reading():
'''Initiate a water level reading.'''
pit_depth = configs['pit_depth']
trig_pin = configs['trig_pin']
echo_pin = configs['echo_pin']
temperature = configs['temperature']
unit = configs['unit']
value = sensor.Measurement(trig_pin, echo_pin, temperature, unit)
try:
raw_distance = value.raw_distance(sample_wait=0.3)
except SystemError:
log.log_errors(
"**ERROR - Signal not received. Possible cable or sensor problem.")
exit(0)
if unit == 'imperial':
return round(value.depth_imperial(raw_distance, pit_depth), 1)
if unit == 'metric':
return round(value.depth_metric(raw_distance, pit_depth), 1)