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Correct MQTT device trigger reconfiguration with same topic (#36234)

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Erik Montnemery 2020-05-29 00:50:23 +02:00 • committed by GitHub
parent 31250eafe8
commit f1af5b71e2
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3 changed files with 70 additions and 5 deletions
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12
homeassistant/components/mqtt/device_trigger.py
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@ -138,13 +138,17 @@ class Trigger:
self.remove_signal = remove_signal
self.type = config[CONF_TYPE]
self.subtype = config[CONF_SUBTYPE]
self.topic = config[CONF_TOPIC]
self.payload = config[CONF_PAYLOAD]
self.qos = config[CONF_QOS]
topic_changed = self.topic != config[CONF_TOPIC]
self.topic = config[CONF_TOPIC]
# Unsubscribe+subscribe if this trigger is in use
for trig in self.trigger_instances:
await trig.async_attach_trigger()
# Unsubscribe+subscribe if this trigger is in use and topic has changed
# If topic is same unsubscribe+subscribe will execute in the wrong order
# because unsubscribe is done with help of async_create_task
if topic_changed:
for trig in self.trigger_instances:
await trig.async_attach_trigger()
def detach_trigger(self):
"""Remove MQTT device trigger."""