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Handle messages which contain only electricity or gas data

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This commit is contained in:
Ben Roberts
2022-05-25 20:33:07 +01:00
parent 596288161a
commit 20502f14ff
2 changed files with 48 additions and 35 deletions
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3
energy_usage/main.py
View File

@@ -99,8 +99,9 @@ def main():
usage = parse_sep(msg.topic, msg.payload)
if usage:
usage_datapoints = usage_to_datapoints(usage)
logger.debug('Writing metrics to influx: %s', usage_datapoints)
if not config["noop"].get(bool):
influx_client.write_points(usage_datapoints)
influx_client.write_points(usage_datapoints, noop=config["noop"].get(bool))
except KeyboardInterrupt:
break

80
energy_usage/sep.py
View File

@@ -31,30 +31,7 @@ def parse_sep(topic, payload_str):
payload = json.loads(payload_str)
try:
assert(_get_metric(["elecMtr", "0702", "03", "00"]) == 0) # kWh
assert(_get_metric(["gasMtr", "0702", "03", "01"]) == 1) # m3
assert(_get_metric(["gasMtr", "0702", "03", "12"]) == 0) # kWh
except AssertionError:
logger.warning("Received a payload without expected data")
return None
timestamp = datetime.datetime.fromtimestamp(payload["gmtime"], tz=datetime.timezone.utc)
electricity_consumption = _get_metric(["elecMtr", "0702", "04", "00"])
electricity_daily_consumption = _get_metric(["elecMtr", "0702", "04", "01"])
electricity_weekly_consumption = _get_metric(["elecMtr", "0702", "04", "30"])
electricity_monthly_consumption = _get_metric(["elecMtr", "0702", "04", "40"])
electricity_multiplier = _get_metric(["elecMtr", "0702", "03", "01"])
electricity_divisor = _get_metric(["elecMtr", "0702", "03", "02"])
electricity_meter = _get_metric(["elecMtr", "0702", "00", "00"])
electricity_mpan = _get_metric(["elecMtr", "0702", "03", "07"], str)
gas_daily_consumption = _get_metric(["gasMtr", "0702", "0C", "01"])
gas_weekly_consumption = _get_metric(["gasMtr", "0702", "0C", "30"])
gas_monthly_consumption = _get_metric(["gasMtr", "0702", "0C", "40"])
gas_multiplier = _get_metric(["gasMtr", "0702", "03", "01"])
gas_divisor = _get_metric(["gasMtr", "0702", "03", "02"])
gas_meter = _get_metric(["gasMtr", "0702", "00", "00"])
gas_mpan = _get_metric(["gasMtr", "0702", "03", "07"], str)
device_gid = _get_metric(["gid"], str)
data = {
@@ -63,7 +40,21 @@ def parse_sep(topic, payload_str):
'topic': topic,
'gid': device_gid,
},
'electricity': {
}
try:
assert(_get_metric(["elecMtr", "0702", "03", "00"]) == 0) # kWh
electricity_consumption = _get_metric(["elecMtr", "0702", "04", "00"])
electricity_daily_consumption = _get_metric(["elecMtr", "0702", "04", "01"])
electricity_weekly_consumption = _get_metric(["elecMtr", "0702", "04", "30"])
electricity_monthly_consumption = _get_metric(["elecMtr", "0702", "04", "40"])
electricity_multiplier = _get_metric(["elecMtr", "0702", "03", "01"])
electricity_divisor = _get_metric(["elecMtr", "0702", "03", "02"])
electricity_meter = _get_metric(["elecMtr", "0702", "00", "00"])
electricity_mpan = _get_metric(["elecMtr", "0702", "03", "07"], str)
data.update({'electricity': {
'tags': {
'mpan': electricity_mpan,
},
@@ -74,8 +65,23 @@ def parse_sep(topic, payload_str):
'consumption_monthly': electricity_monthly_consumption * electricity_multiplier / electricity_divisor,
'meter_reading': electricity_meter * electricity_multiplier / electricity_divisor,
},
},
'gas': {
}})
except AssertionError:
pass
try:
assert(_get_metric(["gasMtr", "0702", "03", "01"]) == 1) # m3
assert(_get_metric(["gasMtr", "0702", "03", "12"]) == 0) # kWh
gas_daily_consumption = _get_metric(["gasMtr", "0702", "0C", "01"])
gas_weekly_consumption = _get_metric(["gasMtr", "0702", "0C", "30"])
gas_monthly_consumption = _get_metric(["gasMtr", "0702", "0C", "40"])
gas_multiplier = _get_metric(["gasMtr", "0702", "03", "01"])
gas_divisor = _get_metric(["gasMtr", "0702", "03", "02"])
gas_meter = _get_metric(["gasMtr", "0702", "00", "00"])
gas_mpan = _get_metric(["gasMtr", "0702", "03", "07"], str)
data.update({'gas': {
'tags': {
'mpan': gas_mpan,
},
@@ -85,8 +91,13 @@ def parse_sep(topic, payload_str):
'consumption_monthly': gas_monthly_consumption * gas_multiplier / gas_divisor,
'meter_reading': gas_meter * gas_multiplier / gas_divisor,
},
},
}
}})
except AssertionError:
pass
if 'electricity' not in data and 'gas' not in data:
logger.warning("Received a payload without either electricity or gas data")
return None
return data
@@ -95,11 +106,12 @@ def usage_to_datapoints(usage):
datapoints = []
for utility in ['electricity', 'gas']:
datapoints.append({
"measurement": utility,
"tags": {**usage['tags'], **usage[utility]['tags']},
"time": usage['timestamp'].isoformat(),
"fields": usage[utility]['metrics'],
})
if utility in usage:
datapoints.append({
"measurement": utility,
"tags": {**usage['tags'], **usage[utility]['tags']},
"time": usage['timestamp'].isoformat(),
"fields": usage[utility]['metrics'],
})
return datapoints