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fix: external_openwb occasionally missed retained MQTT topics under load #3976

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Merged
LKuemmel merged 1 commit into from
Sep 21, 2026
Merged

fix: external_openwb occasionally missed retained MQTT topics under load #3976

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4 changes: 2 additions & 2 deletions packages/helpermodules/broker.py
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Original file line number Diff line number Diff line change
Expand Up @@ -35,9 +35,9 @@ def __init__(self,
def start_infinite_loop(self) -> None:
self.client.loop_forever()

def start_finite_loop(self) -> None:
def start_finite_loop(self, timeout: float = 1) -> None:
self.client.loop_start()
time.sleep(1)
time.sleep(timeout)
self.client.loop_stop()

def disconnect(self) -> None:
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5 changes: 4 additions & 1 deletion packages/modules/chargepoints/external_openwb/chargepoint_module.py
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Original file line number Diff line number Diff line change
Expand Up @@ -66,12 +66,15 @@ def on_message(client, userdata, message):
received_topics.update({message.topic: decode_payload(message.payload)})

received_topics = {}
# Höheres Timeout als der Default: muss zuverlässig alle ~20 retained Topics über eine
# echte Netzwerkverbindung zu einer ggf. gerade stark ausgelasteten Gegenstelle einsammeln
# (zB während einer laufenden Ladung), nicht nur ein oder zwei lokale Werte.
BrokerClient(f"subscribeSeriesChargepoint{self.config.id}",
on_connect,
on_message,
host=self.config.configuration.ip_address,
port=1886 if self.config.configuration.ip_address == "localhost" else 1883
).start_finite_loop()
).start_finite_loop(timeout=2)

if received_topics:
log.debug(f"Empfange MQTT Daten für Ladepunkt {self.config.id}: {received_topics}")
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