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#########################################################
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def on_sigterm(signum, frame):
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try:
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if blynk != None:
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blynk.disconnect()
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except:
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pass
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try:
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if cycleTimer != None:
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cycleTimer.cancel()
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except:
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pass
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syslog.syslog(syslog.LOG_NOTICE, "Exiting DD-Guard daemon")
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sys.exit()
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#########################################################
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#
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# Function: blynk_upload()
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# Description: Blynk uploader
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#
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#########################################################
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def blynk_upload(data):
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global lastBolusTime
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global cycleCount
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if data != None:
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print("Uploading data to Blynk")
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# Send sensor data
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if data["sensorBGL"] in sensor_exception_codes:
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# Sensor exception occured
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# BGL gauge
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blynk.virtual_write(VPIN_SENSOR, None)
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blynk.set_property(VPIN_SENSOR, "color", BLYNK_WHITE)
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# Trend and active insulin
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blynk.virtual_write(VPIN_ARROWS, "--"+" / "+str(data["activeInsulin"]))
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# Status line
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blynk.virtual_write(VPIN_STATUS, datetime.datetime.now().strftime("%H:%M")+" - "+sensor_exception_codes[data["sensorBGL"]])
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blynk.set_property(VPIN_STATUS, "color", BLYNK_RED)
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else:
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# Regular BGL data
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# BLG gauge
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blynk.virtual_write(VPIN_SENSOR, data["sensorBGL"])
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if data["pumpAlert"]["alertSuspend"] or data["pumpAlert"]["alertSuspendLow"]:
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blynk.set_property(VPIN_SENSOR, "color", BLYNK_BLUE)
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elif data["sensorBGL"] < read_config.bgl_low_val or data["sensorBGL"] > read_config.bgl_high_val or \
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data["pumpAlert"]["alertOnLow"] or data["pumpAlert"]["alertOnHigh"]:
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blynk.set_property(VPIN_SENSOR, "color", BLYNK_RED)
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elif data["sensorBGL"] < read_config.bgl_pre_low_val or data["sensorBGL"] > read_config.bgl_pre_high_val or \
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data["pumpAlert"]["alertBeforeLow"] or data["pumpAlert"]["alertBeforeHigh"]:
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blynk.set_property(VPIN_SENSOR, "color", BLYNK_YELLOW)
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else:
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blynk.set_property(VPIN_SENSOR, "color", BLYNK_GREEN)
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# Trend and active insulin
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blynk.virtual_write(VPIN_ARROWS, str(data["trendArrow"])+" / "+str(data["activeInsulin"]))
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# Status line
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calTime = "Cal at {0}".format((data["sensorBGLTimestamp"] + datetime.timedelta(minutes=data["sensorCalMinutesRemaining"])).strftime("%H:%M"))
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blynk.virtual_write(VPIN_STATUS, "Updated "+data["sensorBGLTimestamp"].strftime("%H:%M")+" - "+calTime)
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blynk.set_property(VPIN_STATUS, "color", BLYNK_GREEN)
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# Send pump data
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# Battery bar
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# Alternate pump and sensor battery
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if cycleCount%2 == 0:
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data_batt = data["batteryLevelPercentage"]
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label_batt = "PUMP BATTERY %"
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else:
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data_batt = data["sensorBatteryLevelPercentage"]
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label_batt = "SENSOR BATTERY %"
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blynk.set_property(VPIN_BATTERY, "label", label_batt)
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blynk.virtual_write(VPIN_BATTERY, data_batt)
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if data_batt <= 25:
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blynk.set_property(VPIN_BATTERY, "color", BLYNK_RED)
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elif data_batt <= 50:
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blynk.set_property(VPIN_BATTERY, "color", BLYNK_YELLOW)
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else:
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blynk.set_property(VPIN_BATTERY, "color", BLYNK_GREEN)
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# Reservoir bar
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blynk.virtual_write(VPIN_UNITS, int(round(data["insulinUnitsRemaining"])))
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if data["insulinUnitsRemaining"] <= 25:
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blynk.set_property(VPIN_UNITS, "color", BLYNK_RED)
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elif data["insulinUnitsRemaining"] <= 75:
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blynk.set_property(VPIN_UNITS, "color", BLYNK_YELLOW)
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else:
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blynk.set_property(VPIN_UNITS, "color", BLYNK_GREEN)
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# Active insulin / last bolus graph
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if int(data["lastBolusTime"].strftime("%s")) != lastBolusTime:
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print("Bolus time changed")
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lastBolusTime = int(data["lastBolusTime"].strftime("%s"))
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